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authorDavid S. Miller <davem@davemloft.net>2011-12-23 17:13:56 -0500
committerDavid S. Miller <davem@davemloft.net>2011-12-23 17:13:56 -0500
commitabb434cb0539fb355c1c921f8fd761efbbac3462 (patch)
tree24a7d99ec161f8fd4dc9ff03c9c4cc93be883ce6 /drivers
parent2494654d4890316e7340fb8b3458daad0474a1b9 (diff)
parent6350323ad8def2ac00d77cdee3b79c9b9fba75c4 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: net/bluetooth/l2cap_core.c Just two overlapping changes, one added an initialization of a local variable, and another change added a new local variable. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/ata/Kconfig2
-rw-r--r--drivers/base/core.c6
-rw-r--r--drivers/block/cciss.c6
-rw-r--r--drivers/block/loop.c4
-rw-r--r--drivers/block/rbd.c101
-rw-r--r--drivers/block/swim3.c362
-rw-r--r--drivers/char/ipmi/ipmi_watchdog.c41
-rw-r--r--drivers/firmware/iscsi_ibft.c42
-rw-r--r--drivers/firmware/iscsi_ibft_find.c26
-rw-r--r--drivers/gpio/gpio-da9052.c21
-rw-r--r--drivers/gpio/gpio-ml-ioh.c32
-rw-r--r--drivers/gpio/gpio-mpc8xxx.c18
-rw-r--r--drivers/gpio/gpio-pl061.c4
-rw-r--r--drivers/gpu/drm/i915/i915_debugfs.c1
-rw-r--r--drivers/gpu/drm/i915/i915_dma.c10
-rw-r--r--drivers/gpu/drm/i915/i915_drv.c43
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h18
-rw-r--r--drivers/gpu/drm/i915/i915_gem_execbuffer.c19
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h30
-rw-r--r--drivers/gpu/drm/i915/intel_display.c89
-rw-r--r--drivers/gpu/drm/i915/intel_dp.c173
-rw-r--r--drivers/gpu/drm/i915/intel_drv.h1
-rw-r--r--drivers/gpu/drm/i915/intel_lvds.c8
-rw-r--r--drivers/gpu/drm/i915/intel_panel.c16
-rw-r--r--drivers/gpu/drm/i915/intel_sdvo.c36
-rw-r--r--drivers/gpu/drm/radeon/radeon_encoders.c7
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_drv.h5
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c8
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c20
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_kms.c394
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_kms.h5
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c22
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_resource.c23
-rw-r--r--drivers/hwmon/jz4740-hwmon.c4
-rw-r--r--drivers/i2c/busses/i2c-eg20t.c22
-rw-r--r--drivers/i2c/busses/i2c-omap.c11
-rw-r--r--drivers/i2c/busses/i2c-s3c2410.c3
-rw-r--r--drivers/infiniband/core/cma.c6
-rw-r--r--drivers/infiniband/hw/mlx4/main.c6
-rw-r--r--drivers/infiniband/hw/qib/qib_file_ops.c4
-rw-r--r--drivers/input/misc/cma3000_d0x.c4
-rw-r--r--drivers/input/mouse/synaptics.c11
-rw-r--r--drivers/input/tablet/wacom_wac.c4
-rw-r--r--drivers/iommu/intel-iommu.c5
-rw-r--r--drivers/md/bitmap.c4
-rw-r--r--drivers/md/md.c27
-rw-r--r--drivers/md/raid5.c8
-rw-r--r--drivers/media/common/tuners/mxl5007t.c3
-rw-r--r--drivers/media/common/tuners/tda18218.c2
-rw-r--r--drivers/media/rc/ati_remote.c111
-rw-r--r--drivers/media/rc/keymaps/rc-ati-x10.c96
-rw-r--r--drivers/media/rc/keymaps/rc-medion-x10.c128
-rw-r--r--drivers/media/rc/keymaps/rc-snapstream-firefly.c114
-rw-r--r--drivers/media/video/au0828/au0828-cards.c7
-rw-r--r--drivers/media/video/m5mols/m5mols.h2
-rw-r--r--drivers/media/video/m5mols/m5mols_core.c22
-rw-r--r--drivers/media/video/mt9m111.c1
-rw-r--r--drivers/media/video/mt9t112.c4
-rw-r--r--drivers/media/video/omap/omap_vout.c9
-rw-r--r--drivers/media/video/omap1_camera.c1
-rw-r--r--drivers/media/video/omap24xxcam-dma.c2
-rw-r--r--drivers/media/video/omap3isp/ispvideo.c1
-rw-r--r--drivers/media/video/ov6650.c2
-rw-r--r--drivers/media/video/s5p-fimc/fimc-capture.c14
-rw-r--r--drivers/media/video/s5p-fimc/fimc-core.c24
-rw-r--r--drivers/media/video/s5p-fimc/fimc-core.h2
-rw-r--r--drivers/media/video/s5p-fimc/fimc-mdevice.c43
-rw-r--r--drivers/media/video/s5p-fimc/fimc-reg.c15
-rw-r--r--drivers/media/video/s5p-mfc/s5p_mfc_enc.c2
-rw-r--r--drivers/media/video/s5p-tv/mixer_video.c1
-rw-r--r--drivers/media/video/sh_mobile_ceu_camera.c34
-rw-r--r--drivers/media/video/sh_mobile_csi2.c4
-rw-r--r--drivers/media/video/soc_camera.c3
-rw-r--r--drivers/mfd/ab5500-debugfs.c2
-rw-r--r--drivers/mfd/ab8500-core.c2
-rw-r--r--drivers/mfd/adp5520.c2
-rw-r--r--drivers/mfd/da903x.c3
-rw-r--r--drivers/mfd/jz4740-adc.c1
-rw-r--r--drivers/mfd/tps6586x.c2
-rw-r--r--drivers/mfd/tps65910.c2
-rw-r--r--drivers/mfd/twl-core.c16
-rw-r--r--drivers/mfd/twl4030-irq.c18
-rw-r--r--drivers/mfd/wm8994-core.c1
-rw-r--r--drivers/mmc/card/block.c8
-rw-r--r--drivers/mmc/core/core.c98
-rw-r--r--drivers/mmc/core/host.c11
-rw-r--r--drivers/mmc/core/mmc.c12
-rw-r--r--drivers/mmc/host/mxcmmc.c1
-rw-r--r--drivers/mmc/host/omap_hsmmc.c7
-rw-r--r--drivers/mmc/host/sdhci-cns3xxx.c6
-rw-r--r--drivers/mmc/host/sdhci-dove.c5
-rw-r--r--drivers/mmc/host/sdhci-esdhc-imx.c5
-rw-r--r--drivers/mmc/host/sdhci-of-esdhc.c5
-rw-r--r--drivers/mmc/host/sdhci-of-hlwd.c5
-rw-r--r--drivers/mmc/host/sdhci-pci.c26
-rw-r--r--drivers/mmc/host/sdhci-pltfm.c18
-rw-r--r--drivers/mmc/host/sdhci-pltfm.h6
-rw-r--r--drivers/mmc/host/sdhci-pxav2.c5
-rw-r--r--drivers/mmc/host/sdhci-pxav3.c5
-rw-r--r--drivers/mmc/host/sdhci-s3c.c23
-rw-r--r--drivers/mmc/host/sdhci-tegra.c5
-rw-r--r--drivers/mmc/host/sdhci.c2
-rw-r--r--drivers/mmc/host/sdhci.h2
-rw-r--r--drivers/mmc/host/sh_mmcif.c2
-rw-r--r--drivers/mmc/host/tmio_mmc_pio.c2
-rw-r--r--drivers/mmc/host/vub300.c2
-rw-r--r--drivers/mtd/maps/plat-ram.c12
-rw-r--r--drivers/mtd/maps/pxa2xx-flash.c2
-rw-r--r--drivers/mtd/nand/gpmi-nand/gpmi-nand.c2
-rw-r--r--drivers/mtd/nand/ndfc.c2
-rw-r--r--drivers/net/ethernet/realtek/r8169.c14
-rw-r--r--drivers/net/ethernet/ti/davinci_cpdma.c2
-rw-r--r--drivers/net/ethernet/tile/tilepro.c8
-rw-r--r--drivers/net/usb/asix.c4
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-trans-pcie.c4
-rw-r--r--drivers/of/irq.c13
-rw-r--r--drivers/oprofile/oprofile_files.c7
-rw-r--r--drivers/oprofile/oprofilefs.c11
-rw-r--r--drivers/pci/ats.c1
-rw-r--r--drivers/pci/hotplug/acpiphp_glue.c30
-rw-r--r--drivers/pci/iov.c7
-rw-r--r--drivers/pci/pci.c9
-rw-r--r--drivers/ptp/ptp_clock.c4
-rw-r--r--drivers/rapidio/devices/tsi721.c41
-rw-r--r--drivers/rapidio/devices/tsi721.h2
-rw-r--r--drivers/rtc/interface.c6
-rw-r--r--drivers/rtc/rtc-m41t80.c9
-rw-r--r--drivers/rtc/rtc-s3c.c2
-rw-r--r--drivers/s390/scsi/zfcp_scsi.c4
-rw-r--r--drivers/sbus/char/bbc_i2c.c27
-rw-r--r--drivers/sbus/char/display7seg.c13
-rw-r--r--drivers/sbus/char/envctrl.c12
-rw-r--r--drivers/sbus/char/flash.c12
-rw-r--r--drivers/sbus/char/uctrl.c12
-rw-r--r--drivers/scsi/bnx2i/bnx2i_hwi.c5
-rw-r--r--drivers/scsi/fcoe/fcoe.c116
-rw-r--r--drivers/scsi/fcoe/fcoe_ctlr.c4
-rw-r--r--drivers/scsi/mpt2sas/mpt2sas_scsih.c2
-rw-r--r--drivers/scsi/qla2xxx/qla_attr.c27
-rw-r--r--drivers/scsi/qla2xxx/qla_dbg.c8
-rw-r--r--drivers/scsi/qla2xxx/qla_gbl.h1
-rw-r--r--drivers/scsi/qla2xxx/qla_init.c3
-rw-r--r--drivers/scsi/qla2xxx/qla_iocb.c14
-rw-r--r--drivers/scsi/qla2xxx/qla_isr.c2
-rw-r--r--drivers/scsi/qla2xxx/qla_mbx.c25
-rw-r--r--drivers/scsi/qla2xxx/qla_nx.c42
-rw-r--r--drivers/scsi/qla2xxx/qla_nx.h4
-rw-r--r--drivers/scsi/qla2xxx/qla_os.c86
-rw-r--r--drivers/scsi/qla2xxx/qla_version.h2
-rw-r--r--drivers/scsi/qla4xxx/ql4_def.h55
-rw-r--r--drivers/scsi/qla4xxx/ql4_fw.h8
-rw-r--r--drivers/scsi/qla4xxx/ql4_glbl.h16
-rw-r--r--drivers/scsi/qla4xxx/ql4_init.c243
-rw-r--r--drivers/scsi/qla4xxx/ql4_mbx.c11
-rw-r--r--drivers/scsi/qla4xxx/ql4_os.c1084
-rw-r--r--drivers/scsi/qla4xxx/ql4_version.h2
-rw-r--r--drivers/spi/Kconfig4
-rw-r--r--drivers/spi/spi-ath79.c1
-rw-r--r--drivers/spi/spi-gpio.c4
-rw-r--r--drivers/spi/spi-nuc900.c1
-rw-r--r--drivers/staging/rtl8712/usb_intf.c1
-rw-r--r--drivers/staging/tidspbridge/core/dsp-clock.c15
-rw-r--r--drivers/staging/tidspbridge/rmgr/drv_interface.c4
-rw-r--r--drivers/target/iscsi/iscsi_target.c26
-rw-r--r--drivers/target/iscsi/iscsi_target_auth.c6
-rw-r--r--drivers/target/iscsi/iscsi_target_core.h3
-rw-r--r--drivers/target/iscsi/iscsi_target_erl1.c3
-rw-r--r--drivers/target/iscsi/iscsi_target_login.c13
-rw-r--r--drivers/target/iscsi/iscsi_target_nego.c3
-rw-r--r--drivers/target/loopback/tcm_loop.c41
-rw-r--r--drivers/target/target_core_alua.c27
-rw-r--r--drivers/target/target_core_cdb.c20
-rw-r--r--drivers/target/target_core_configfs.c11
-rw-r--r--drivers/target/target_core_device.c30
-rw-r--r--drivers/target/target_core_file.c20
-rw-r--r--drivers/target/target_core_iblock.c16
-rw-r--r--drivers/target/target_core_pr.c240
-rw-r--r--drivers/target/target_core_pscsi.c28
-rw-r--r--drivers/target/target_core_rd.c258
-rw-r--r--drivers/target/target_core_tmr.c4
-rw-r--r--drivers/target/target_core_transport.c260
-rw-r--r--drivers/target/tcm_fc/tfc_cmd.c2
-rw-r--r--drivers/target/tcm_fc/tfc_conf.c3
-rw-r--r--drivers/usb/class/cdc-acm.c10
-rw-r--r--drivers/usb/dwc3/core.c2
-rw-r--r--drivers/usb/gadget/epautoconf.c3
-rw-r--r--drivers/usb/gadget/f_mass_storage.c1
-rw-r--r--drivers/usb/host/isp1760-if.c8
-rw-r--r--drivers/usb/musb/musb_host.c4
-rw-r--r--drivers/usb/renesas_usbhs/mod.c2
-rw-r--r--drivers/usb/renesas_usbhs/mod_host.c1
-rw-r--r--drivers/usb/serial/option.c7
-rw-r--r--drivers/xen/swiotlb-xen.c4
-rw-r--r--drivers/xen/xenbus/xenbus_xs.c13
194 files changed, 3794 insertions, 2006 deletions
diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index 6bdedd7cca2..cf047c406d9 100644
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -820,7 +820,7 @@ config PATA_PLATFORM
config PATA_OF_PLATFORM
tristate "OpenFirmware platform device PATA support"
- depends on PATA_PLATFORM && OF
+ depends on PATA_PLATFORM && OF && OF_IRQ
help
This option enables support for generic directly connected ATA
devices commonly found on embedded systems with OpenFirmware
diff --git a/drivers/base/core.c b/drivers/base/core.c
index d8b3d89db04..919daa7cd5b 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -1743,8 +1743,10 @@ void device_shutdown(void)
*/
list_del_init(&dev->kobj.entry);
spin_unlock(&devices_kset->list_lock);
- /* Disable all device's runtime power management */
- pm_runtime_disable(dev);
+
+ /* Don't allow any more runtime suspends */
+ pm_runtime_get_noresume(dev);
+ pm_runtime_barrier(dev);
if (dev->bus && dev->bus->shutdown) {
dev_dbg(dev, "shutdown\n");
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 8004ac30a7a..587cce57ada 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -2601,6 +2601,8 @@ static int fill_cmd(ctlr_info_t *h, CommandList_struct *c, __u8 cmd, void *buff,
c->Request.Timeout = 0;
c->Request.CDB[0] = BMIC_WRITE;
c->Request.CDB[6] = BMIC_CACHE_FLUSH;
+ c->Request.CDB[7] = (size >> 8) & 0xFF;
+ c->Request.CDB[8] = size & 0xFF;
break;
case TEST_UNIT_READY:
c->Request.CDBLen = 6;
@@ -4880,7 +4882,7 @@ static int cciss_request_irq(ctlr_info_t *h,
{
if (h->msix_vector || h->msi_vector) {
if (!request_irq(h->intr[h->intr_mode], msixhandler,
- IRQF_DISABLED, h->devname, h))
+ 0, h->devname, h))
return 0;
dev_err(&h->pdev->dev, "Unable to get msi irq %d"
" for %s\n", h->intr[h->intr_mode],
@@ -4889,7 +4891,7 @@ static int cciss_request_irq(ctlr_info_t *h,
}
if (!request_irq(h->intr[h->intr_mode], intxhandler,
- IRQF_DISABLED, h->devname, h))
+ IRQF_SHARED, h->devname, h))
return 0;
dev_err(&h->pdev->dev, "Unable to get irq %d for %s\n",
h->intr[h->intr_mode], h->devname);
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 68b205a9338..1e888c9e85b 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -422,7 +422,7 @@ static int do_bio_filebacked(struct loop_device *lo, struct bio *bio)
/*
* We use punch hole to reclaim the free space used by the
- * image a.k.a. discard. However we do support discard if
+ * image a.k.a. discard. However we do not support discard if
* encryption is enabled, because it may give an attacker
* useful information.
*/
@@ -797,7 +797,7 @@ static void loop_config_discard(struct loop_device *lo)
}
q->limits.discard_granularity = inode->i_sb->s_blocksize;
- q->limits.discard_alignment = inode->i_sb->s_blocksize;
+ q->limits.discard_alignment = 0;
q->limits.max_discard_sectors = UINT_MAX >> 9;
q->limits.discard_zeroes_data = 1;
queue_flag_set_unlocked(QUEUE_FLAG_DISCARD, q);
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index 65cc424359b..148ab944378 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -183,10 +183,6 @@ static LIST_HEAD(rbd_client_list); /* clients */
static int __rbd_init_snaps_header(struct rbd_device *rbd_dev);
static void rbd_dev_release(struct device *dev);
-static ssize_t rbd_snap_rollback(struct device *dev,
- struct device_attribute *attr,
- const char *buf,
- size_t size);
static ssize_t rbd_snap_add(struct device *dev,
struct device_attribute *attr,
const char *buf,
@@ -461,6 +457,10 @@ static int rbd_header_from_disk(struct rbd_image_header *header,
u32 snap_count = le32_to_cpu(ondisk->snap_count);
int ret = -ENOMEM;
+ if (memcmp(ondisk, RBD_HEADER_TEXT, sizeof(RBD_HEADER_TEXT))) {
+ return -ENXIO;
+ }
+
init_rwsem(&header->snap_rwsem);
header->snap_names_len = le64_to_cpu(ondisk->snap_names_len);
header->snapc = kmalloc(sizeof(struct ceph_snap_context) +
@@ -1356,32 +1356,6 @@ fail:
}
/*
- * Request sync osd rollback
- */
-static int rbd_req_sync_rollback_obj(struct rbd_device *dev,
- u64 snapid,
- const char *obj)
-{
- struct ceph_osd_req_op *ops;
- int ret = rbd_create_rw_ops(&ops, 1, CEPH_OSD_OP_ROLLBACK, 0);
- if (ret < 0)
- return ret;
-
- ops[0].snap.snapid = snapid;
-
- ret = rbd_req_sync_op(dev, NULL,
- CEPH_NOSNAP,
- 0,
- CEPH_OSD_FLAG_WRITE | CEPH_OSD_FLAG_ONDISK,
- ops,
- 1, obj, 0, 0, NULL, NULL, NULL);
-
- rbd_destroy_ops(ops);
-
- return ret;
-}
-
-/*
* Request sync osd read
*/
static int rbd_req_sync_exec(struct rbd_device *dev,
@@ -1610,8 +1584,13 @@ static int rbd_read_header(struct rbd_device *rbd_dev,
goto out_dh;
rc = rbd_header_from_disk(header, dh, snap_count, GFP_KERNEL);
- if (rc < 0)
+ if (rc < 0) {
+ if (rc == -ENXIO) {
+ pr_warning("unrecognized header format"
+ " for image %s", rbd_dev->obj);
+ }
goto out_dh;
+ }
if (snap_count != header->total_snaps) {
snap_count = header->total_snaps;
@@ -1882,7 +1861,6 @@ static DEVICE_ATTR(name, S_IRUGO, rbd_name_show, NULL);
static DEVICE_ATTR(refresh, S_IWUSR, NULL, rbd_image_refresh);
static DEVICE_ATTR(current_snap, S_IRUGO, rbd_snap_show, NULL);
static DEVICE_ATTR(create_snap, S_IWUSR, NULL, rbd_snap_add);
-static DEVICE_ATTR(rollback_snap, S_IWUSR, NULL, rbd_snap_rollback);
static struct attribute *rbd_attrs[] = {
&dev_attr_size.attr,
@@ -1893,7 +1871,6 @@ static struct attribute *rbd_attrs[] = {
&dev_attr_current_snap.attr,
&dev_attr_refresh.attr,
&dev_attr_create_snap.attr,
- &dev_attr_rollback_snap.attr,
NULL
};
@@ -2424,64 +2401,6 @@ err_unlock:
return ret;
}
-static ssize_t rbd_snap_rollback(struct device *dev,
- struct device_attribute *attr,
- const char *buf,
- size_t count)
-{
- struct rbd_device *rbd_dev = dev_to_rbd(dev);
- int ret;
- u64 snapid;
- u64 cur_ofs;
- char *seg_name = NULL;
- char *snap_name = kmalloc(count + 1, GFP_KERNEL);
- ret = -ENOMEM;
- if (!snap_name)
- return ret;
-
- /* parse snaps add command */
- snprintf(snap_name, count, "%s", buf);
- seg_name = kmalloc(RBD_MAX_SEG_NAME_LEN + 1, GFP_NOIO);
- if (!seg_name)
- goto done;
-
- mutex_lock_nested(&ctl_mutex, SINGLE_DEPTH_NESTING);
-
- ret = snap_by_name(&rbd_dev->header, snap_name, &snapid, NULL);
- if (ret < 0)
- goto done_unlock;
-
- dout("snapid=%lld\n", snapid);
-
- cur_ofs = 0;
- while (cur_ofs < rbd_dev->header.image_size) {
- cur_ofs += rbd_get_segment(&rbd_dev->header,
- rbd_dev->obj,
- cur_ofs, (u64)-1,
- seg_name, NULL);
- dout("seg_name=%s\n", seg_name);
-
- ret = rbd_req_sync_rollback_obj(rbd_dev, snapid, seg_name);
- if (ret < 0)
- pr_warning("could not roll back obj %s err=%d\n",
- seg_name, ret);
- }
-
- ret = __rbd_update_snaps(rbd_dev);
- if (ret < 0)
- goto done_unlock;
-
- ret = count;
-
-done_unlock:
- mutex_unlock(&ctl_mutex);
-done:
- kfree(seg_name);
- kfree(snap_name);
-
- return ret;
-}
-
static struct bus_attribute rbd_bus_attrs[] = {
__ATTR(add, S_IWUSR, NULL, rbd_add),
__ATTR(remove, S_IWUSR, NULL, rbd_remove),
diff --git a/drivers/block/swim3.c b/drivers/block/swim3.c
index ae3e167e17a..89ddab127e3 100644
--- a/drivers/block/swim3.c
+++ b/drivers/block/swim3.c
@@ -16,6 +16,8 @@
* handle GCR disks
*/
+#undef DEBUG
+
#include <linux/stddef.h>
#include <linux/kernel.h>
#include <linux/sched.h>
@@ -36,13 +38,11 @@
#include <asm/machdep.h>
#include <asm/pmac_feature.h>
-static DEFINE_MUTEX(swim3_mutex);
-static struct request_queue *swim3_queue;
-static struct gendisk *disks[2];
-static struct request *fd_req;
-
#define MAX_FLOPPIES 2
+static DEFINE_MUTEX(swim3_mutex);
+static struct gendisk *disks[MAX_FLOPPIES];
+
enum swim_state {
idle,
locating,
@@ -177,7 +177,6 @@ struct swim3 {
struct floppy_state {
enum swim_state state;
- spinlock_t lock;
struct swim3 __iomem *swim3; /* hardware registers */
struct dbdma_regs __iomem *dma; /* DMA controller registers */
int swim3_intr; /* interrupt number for SWIM3 */
@@ -204,8 +203,20 @@ struct floppy_state {
int wanted;
struct macio_dev *mdev;
char dbdma_cmd_space[5 * sizeof(struct dbdma_cmd)];
+ int index;
+ struct request *cur_req;
};
+#define swim3_err(fmt, arg...) dev_err(&fs->mdev->ofdev.dev, "[fd%d] " fmt, fs->index, arg)
+#define swim3_warn(fmt, arg...) dev_warn(&fs->mdev->ofdev.dev, "[fd%d] " fmt, fs->index, arg)
+#define swim3_info(fmt, arg...) dev_info(&fs->mdev->ofdev.dev, "[fd%d] " fmt, fs->index, arg)
+
+#ifdef DEBUG
+#define swim3_dbg(fmt, arg...) dev_dbg(&fs->mdev->ofdev.dev, "[fd%d] " fmt, fs->index, arg)
+#else
+#define swim3_dbg(fmt, arg...) do { } while(0)
+#endif
+
static struct floppy_state floppy_states[MAX_FLOPPIES];
static int floppy_count = 0;
static DEFINE_SPINLOCK(swim3_lock);
@@ -224,17 +235,8 @@ static unsigned short write_postamble[] = {
0, 0, 0, 0, 0, 0
};
-static void swim3_select(struct floppy_state *fs, int sel);
-static void swim3_action(struct floppy_state *fs, int action);
-static int swim3_readbit(struct floppy_state *fs, int bit);
-static void do_fd_request(struct request_queue * q);
-static void start_request(struct floppy_state *fs);
-static void set_timeout(struct floppy_state *fs, int nticks,
- void (*proc)(unsigned long));
-static void scan_track(struct floppy_state *fs);
static void seek_track(struct floppy_state *fs, int n);
static void init_dma(struct dbdma_cmd *cp, int cmd, void *buf, int count);
-static void setup_transfer(struct floppy_state *fs);
static void act(struct floppy_state *fs);
static void scan_timeout(unsigned long data);
static void seek_timeout(unsigned long data);
@@ -254,18 +256,21 @@ static unsigned int floppy_check_events(struct gendisk *disk,
unsigned int clearing);
static int floppy_revalidate(struct gendisk *disk);
-static bool swim3_end_request(int err, unsigned int nr_bytes)
+static bool swim3_end_request(struct floppy_state *fs, int err, unsigned int nr_bytes)
{
- if (__blk_end_request(fd_req, err, nr_bytes))
- return true;
+ struct request *req = fs->cur_req;
+ int rc;
- fd_req = NULL;
- return false;
-}
+ swim3_dbg(" end request, err=%d nr_bytes=%d, cur_req=%p\n",
+ err, nr_bytes, req);
-static bool swim3_end_request_cur(int err)
-{
- return swim3_end_request(err, blk_rq_cur_bytes(fd_req));
+ if (err)
+ nr_bytes = blk_rq_cur_bytes(req);
+ rc = __blk_end_request(req, err, nr_bytes);
+ if (rc)
+ return true;
+ fs->cur_req = NULL;
+ return false;
}
static void swim3_select(struct floppy_state *fs, int sel)
@@ -303,50 +308,53 @@ static int swim3_readbit(struct floppy_state *fs, int bit)
return (stat & DATA) == 0;
}
-static void do_fd_request(struct request_queue * q)
-{
- int i;
-
- for(i=0; i<floppy_count; i++) {
- struct floppy_state *fs = &floppy_states[i];
- if (fs->mdev->media_bay &&
- check_media_bay(fs->mdev->media_bay) != MB_FD)
- continue;
- start_request(fs);
- }
-}
-
static void start_request(struct floppy_state *fs)
{
struct request *req;
unsigned long x;
+ swim3_dbg("start request, initial state=%d\n", fs->state);
+
if (fs->state == idle && fs->wanted) {
fs->state = available;
wake_up(&fs->wait);
return;
}
while (fs->state == idle) {
- if (!fd_req) {
- fd_req = blk_fetch_request(swim3_queue);
- if (!fd_req)
+ swim3_dbg("start request, idle loop, cur_req=%p\n", fs->cur_req);
+ if (!fs->cur_req) {
+ fs->cur_req = blk_fetch_request(disks[fs->index]->queue);
+ swim3_dbg(" fetched request %p\n", fs->cur_req);
+ if (!fs->cur_req)
break;
}
- req = fd_req;
-#if 0
- printk("do_fd_req: dev=%s cmd=%d sec=%ld nr_sec=%u buf=%p\n",
- req->rq_disk->disk_name, req->cmd,
- (long)blk_rq_pos(req), blk_rq_sectors(req), req->buffer);
- printk(" errors=%d current_nr_sectors=%u\n",
- req->errors, blk_rq_cur_sectors(req));
+ req = fs->cur_req;
+
+ if (fs->mdev->media_bay &&
+ check_media_bay(fs->mdev->media_bay) != MB_FD) {
+ swim3_dbg("%s", " media bay absent, dropping req\n");
+ swim3_end_request(fs, -ENODEV, 0);
+ continue;
+ }
+
+#if 0 /* This is really too verbose */
+ swim3_dbg("do_fd_req: dev=%s cmd=%d sec=%ld nr_sec=%u buf=%p\n",
+ req->rq_disk->disk_name, req->cmd,
+ (long)blk_rq_pos(req), blk_rq_sectors(req),
+ req->buffer);
+ swim3_dbg(" errors=%d current_nr_sectors=%u\n",
+ req->errors, blk_rq_cur_sectors(req));
#endif
if (blk_rq_pos(req) >= fs->total_secs) {
- swim3_end_request_cur(-EIO);
+ swim3_dbg(" pos out of bounds (%ld, max is %ld)\n",
+ (long)blk_rq_pos(req), (long)fs->total_secs);
+ swim3_end_request(fs, -EIO, 0);
continue;
}
if (fs->ejected) {
- swim3_end_request_cur(-EIO);
+ swim3_dbg("%s", " disk ejected\n");
+ swim3_end_request(fs, -EIO, 0);
continue;
}
@@ -354,7 +362,8 @@ static void start_request(struct floppy_state *fs)
if (fs->write_prot < 0)
fs->write_prot = swim3_readbit(fs, WRITE_PROT);
if (fs->write_prot) {
- swim3_end_request_cur(-EIO);
+ swim3_dbg("%s", " try to write, disk write protected\n");
+ swim3_end_request(fs, -EIO, 0);
continue;
}
}
@@ -369,7 +378,6 @@ static void start_request(struct floppy_state *fs)
x = ((long)blk_rq_pos(req)) % fs->secpercyl;
fs->head = x / fs->secpertrack;
fs->req_sector = x % fs->secpertrack + 1;
- fd_req = req;
fs->state = do_transfer;
fs->retries = 0;
@@ -377,12 +385,14 @@ static void start_request(struct floppy_state *fs)
}
}
+static void do_fd_request(struct request_queue * q)
+{
+ start_request(q->queuedata);
+}
+
static void set_timeout(struct floppy_state *fs, int nticks,
void (*proc)(unsigned long))
{
- unsigned long flags;
-
- spin_lock_irqsave(&fs->lock, flags);
if (fs->timeout_pending)
del_timer(&fs->timeout);
fs->timeout.expires = jiffies + nticks;
@@ -390,7 +400,6 @@ static void set_timeout(struct floppy_state *fs, int nticks,
fs->timeout.data = (unsigned long) fs;
add_timer(&fs->timeout);
fs->timeout_pending = 1;
- spin_unlock_irqrestore(&fs->lock, flags);
}
static inline void scan_track(struct floppy_state *fs)
@@ -442,40 +451,45 @@ static inline void setup_transfer(struct floppy_state *fs)
struct swim3 __iomem *sw = fs->swim3;
struct dbdma_cmd *cp = fs->dma_cmd;
struct dbdma_regs __iomem *dr = fs->dma;
+ struct request *req = fs->cur_req;
- if (blk_rq_cur_sectors(fd_req) <= 0) {
- printk(KERN_ERR "swim3: transfer 0 sectors?\n");
+ if (blk_rq_cur_sectors(req) <= 0) {
+ swim3_warn("%s", "Transfer 0 sectors ?\n");
return;
}
- if (rq_data_dir(fd_req) == WRITE)
+ if (rq_data_dir(req) == WRITE)
n = 1;
else {
n = fs->secpertrack - fs->req_sector + 1;
- if (n > blk_rq_cur_sectors(fd_req))
- n = blk_rq_cur_sectors(fd_req);
+ if (n > blk_rq_cur_sectors(req))
+ n = blk_rq_cur_sectors(req);
}
+
+ swim3_dbg(" setup xfer at sect %d (of %d) head %d for %d\n",
+ fs->req_sector, fs->secpertrack, fs->head, n);
+
fs->scount = n;
swim3_select(fs, fs->head? READ_DATA_1: READ_DATA_0);
out_8(&sw->sector, fs->req_sector);
out_8(&sw->nsect, n);
out_8(&sw->gap3, 0);
out_le32(&dr->cmdptr, virt_to_bus(cp));
- if (rq_data_dir(fd_req) == WRITE) {
+ if (rq_data_dir(req) == WRITE) {
/* Set up 3 dma commands: write preamble, data, postamble */
init_dma(cp, OUTPUT_MORE, write_preamble, sizeof(write_preamble));
++cp;
- init_dma(cp, OUTPUT_MORE, fd_req->buffer, 512);
+ init_dma(cp, OUTPUT_MORE, req->buffer, 512);
++cp;
init_dma(cp, OUTPUT_LAST, write_postamble, sizeof(write_postamble));
} else {
- init_dma(cp, INPUT_LAST, fd_req->buffer, n * 512);
+ init_dma(cp, INPUT_LAST, req->buffer, n * 512);
}
++cp;
out_le16(&cp->command, DBDMA_STOP);
out_8(&sw->control_bic, DO_ACTION | WRITE_SECTORS);
in_8(&sw->error);
out_8(&sw->control_bic, DO_ACTION | WRITE_SECTORS);
- if (rq_data_dir(fd_req) == WRITE)
+ if (rq_data_dir(req) == WRITE)
out_8(&sw->control_bis, WRITE_SECTORS);
in_8(&sw->intr);
out_le32(&dr->control, (RUN << 16) | RUN);
@@ -488,12 +502,16 @@ static inline void setup_transfer(struct floppy_state *fs)
static void act(struct floppy_state *fs)
{
for (;;) {
+ swim3_dbg(" act loop, state=%d, req_cyl=%d, cur_cyl=%d\n",
+ fs->state, fs->req_cyl, fs->cur_cyl);
+
switch (fs->state) {
case idle:
return; /* XXX shouldn't get here */
case locating:
if (swim3_readbit(fs, TRACK_ZERO)) {
+ swim3_dbg("%s", " locate track 0\n");
fs->cur_cyl = 0;
if (fs->req_cyl == 0)
fs->state = do_transfer;
@@ -511,7 +529,7 @@ static void act(struct floppy_state *fs)
break;
}
if (fs->req_cyl == fs->cur_cyl) {
- printk("whoops, seeking 0\n");
+ swim3_warn("%s", "Whoops, seeking 0\n");
fs->state = do_transfer;
break;
}
@@ -527,7 +545,9 @@ static void act(struct floppy_state *fs)
case do_transfer:
if (fs->cur_cyl != fs->req_cyl) {
if (fs->retries > 5) {
- swim3_end_request_cur(-EIO);
+ swim3_err("Wrong cylinder in transfer, want: %d got %d\n",
+ fs->req_cyl, fs->cur_cyl);
+ swim3_end_request(fs, -EIO, 0);
fs->state = idle;
return;
}
@@ -542,7 +562,7 @@ static void act(struct floppy_state *fs)
return;
default:
- printk(KERN_ERR"swim3: unknown state %d\n", fs->state);
+ swim3_err("Unknown state %d\n", fs->state);
return;
}
}
@@ -552,59 +572,75 @@ static void scan_timeout(unsigned long data)
{
struct floppy_state *fs = (struct floppy_state *) data;
struct swim3 __iomem *sw = fs->swim3;
+ unsigned long flags;
+
+ swim3_dbg("* scan timeout, state=%d\n", fs->state);
+ spin_lock_irqsave(&swim3_lock, flags);
fs->timeout_pending = 0;
out_8(&sw->control_bic, DO_ACTION | WRITE_SECTORS);
out_8(&sw->select, RELAX);
out_8(&sw->intr_enable, 0);
fs->cur_cyl = -1;
if (fs->retries > 5) {
- swim3_end_request_cur(-EIO);
+ swim3_end_request(fs, -EIO, 0);
fs->state = idle;
start_request(fs);
} else {
fs->state = jogging;
act(fs);
}
+ spin_unlock_irqrestore(&swim3_lock, flags);
}
static void seek_timeout(unsigned long data)
{
struct floppy_state *fs = (struct floppy_state *) data;
struct swim3 __iomem *sw = fs->swim3;
+ unsigned long flags;
+
+ swim3_dbg("* seek timeout, state=%d\n", fs->state);
+ spin_lock_irqsave(&swim3_lock, flags);
fs->timeout_pending = 0;
out_8(&sw->control_bic, DO_SEEK);
out_8(&sw->select, RELAX);
out_8(&sw->intr_enable, 0);
- printk(KERN_ERR "swim3: seek timeout\n");
- swim3_end_request_cur(-EIO);
+ swim3_err("%s", "Seek timeout\n");
+ swim3_end_request(fs, -EIO, 0);
fs->state = idle;
start_request(fs);
+ spin_unlock_irqrestore(&swim3_lock, flags);
}
static void settle_timeout(unsigned long data)
{
struct floppy_state *fs = (struct floppy_state *) data;
struct swim3 __iomem *sw = fs->swim3;
+ unsigned long flags;
+
+ swim3_dbg("* settle timeout, state=%d\n", fs->state);
+ spin_lock_irqsave(&swim3_lock, flags);
fs->timeout_pending = 0;
if (swim3_readbit(fs, SEEK_COMPLETE)) {
out_8(&sw->select, RELAX);
fs->state = locating;
act(fs);
- return;
+ goto unlock;
}
out_8(&sw->select, RELAX);
if (fs->settle_time < 2*HZ) {
++fs->settle_time;
set_timeout(fs, 1, settle_timeout);
- return;
+ goto unlock;
}
- printk(KERN_ERR "swim3: seek settle timeout\n");
- swim3_end_request_cur(-EIO);
+ swim3_err("%s", "Seek settle timeout\n");
+ swim3_end_request(fs, -EIO, 0);
fs->state = idle;
start_request(fs);
+ unlock:
+ spin_unlock_irqrestore(&swim3_lock, flags);
}
static void xfer_timeout(unsigned long data)
@@ -612,8 +648,12 @@ static void xfer_timeout(unsigned long data)
struct floppy_state *fs = (struct floppy_state *) data;
struct swim3 __iomem *sw = fs->swim3;
struct dbdma_regs __iomem *dr = fs->dma;
+ unsigned long flags;
int n;
+ swim3_dbg("* xfer timeout, state=%d\n", fs->state);
+
+ spin_lock_irqsave(&swim3_lock, flags);
fs->timeout_pending = 0;
out_le32(&dr->control, RUN << 16);
/* We must wait a bit for dbdma to stop */
@@ -622,12 +662,13 @@ static void xfer_timeout(unsigned long data)
out_8(&sw->intr_enable, 0);
out_8(&sw->control_bic, WRITE_SECTORS | DO_ACTION);
out_8(&sw->select, RELAX);
- printk(KERN_ERR "swim3: timeout %sing sector %ld\n",
- (rq_data_dir(fd_req)==WRITE? "writ": "read"),
- (long)blk_rq_pos(fd_req));
- swim3_end_request_cur(-EIO);
+ swim3_err("Timeout %sing sector %ld\n",
+ (rq_data_dir(fs->cur_req)==WRITE? "writ": "read"),
+ (long)blk_rq_pos(fs->cur_req));
+ swim3_end_request(fs, -EIO, 0);
fs->state = idle;
start_request(fs);
+ spin_unlock_irqrestore(&swim3_lock, flags);
}
static irqreturn_t swim3_interrupt(int irq, void *dev_id)
@@ -638,12 +679,17 @@ static irqreturn_t swim3_interrupt(int irq, void *dev_id)
int stat, resid;
struct dbdma_regs __iomem *dr;
struct dbdma_cmd *cp;
+ unsigned long flags;
+ struct request *req = fs->cur_req;
+
+ swim3_dbg("* interrupt, state=%d\n", fs->state);
+ spin_lock_irqsave(&swim3_lock, flags);
intr = in_8(&sw->intr);
err = (intr & ERROR_INTR)? in_8(&sw->error): 0;
if ((intr & ERROR_INTR) && fs->state != do_transfer)
- printk(KERN_ERR "swim3_interrupt, state=%d, dir=%x, intr=%x, err=%x\n",
- fs->state, rq_data_dir(fd_req), intr, err);
+ swim3_err("Non-transfer error interrupt: state=%d, dir=%x, intr=%x, err=%x\n",
+ fs->state, rq_data_dir(req), intr, err);
switch (fs->state) {
case locating:
if (intr & SEEN_SECTOR) {
@@ -653,10 +699,10 @@ static irqreturn_t swim3_interrupt(int irq, void *dev_id)
del_timer(&fs->timeout);
fs->timeout_pending = 0;
if (sw->ctrack == 0xff) {
- printk(KERN_ERR "swim3: seen sector but cyl=ff?\n");
+ swim3_err("%s", "Seen sector but cyl=ff?\n");
fs->cur_cyl = -1;
if (fs->retries > 5) {
- swim3_end_request_cur(-EIO);
+ swim3_end_request(fs, -EIO, 0);
fs->state = idle;
start_request(fs);
} else {
@@ -668,8 +714,8 @@ static irqreturn_t swim3_interrupt(int irq, void *dev_id)
fs->cur_cyl = sw->ctrack;
fs->cur_sector = sw->csect;
if (fs->expect_cyl != -1 && fs->expect_cyl != fs->cur_cyl)
- printk(KERN_ERR "swim3: expected cyl %d, got %d\n",
- fs->expect_cyl, fs->cur_cyl);
+ swim3_err("Expected cyl %d, got %d\n",
+ fs->expect_cyl, fs->cur_cyl);
fs->state = do_transfer;
act(fs);
}
@@ -704,7 +750,7 @@ static irqreturn_t swim3_interrupt(int irq, void *dev_id)
fs->timeout_pending = 0;
dr = fs->dma;
cp = fs->dma_cmd;
- if (rq_data_dir(fd_req) == WRITE)
+ if (rq_data_dir(req) == WRITE)
++cp;
/*
* Check that the main data transfer has finished.
@@ -729,31 +775,32 @@ static irqreturn_t swim3_interrupt(int irq, void *dev_id)
if (intr & ERROR_INTR) {
n = fs->scount - 1 - resid / 512;
if (n > 0) {
- blk_update_request(fd_req, 0, n << 9);
+ blk_update_request(req, 0, n << 9);
fs->req_sector += n;
}
if (fs->retries < 5) {
++fs->retries;
act(fs);
} else {
- printk("swim3: error %sing block %ld (err=%x)\n",
- rq_data_dir(fd_req) == WRITE? "writ": "read",
- (long)blk_rq_pos(fd_req), err);
- swim3_end_request_cur(-EIO);
+ swim3_err("Error %sing block %ld (err=%x)\n",
+ rq_data_dir(req) == WRITE? "writ": "read",
+ (long)blk_rq_pos(req), err);
+ swim3_end_request(fs, -EIO, 0);
fs->state = idle;
}
} else {
if ((stat & ACTIVE) == 0 || resid != 0) {
/* musta been an error */
- printk(KERN_ERR "swim3: fd dma: stat=%x resid=%d\n", stat, resid);
- printk(KERN_ERR " state=%d, dir=%x, intr=%x, err=%x\n",
- fs->state, rq_data_dir(fd_req), intr, err);
- swim3_end_request_cur(-EIO);
+ swim3_err("fd dma error: stat=%x resid=%d\n", stat, resid);
+ swim3_err(" state=%d, dir=%x, intr=%x, err=%x\n",
+ fs->state, rq_data_dir(req), intr, err);
+ swim3_end_request(fs, -EIO, 0);
fs->state = idle;
start_request(fs);
break;
}
- if (swim3_end_request(0, fs->scount << 9)) {
+ fs->retries = 0;
+ if (swim3_end_request(fs, 0, fs->scount << 9)) {
fs->req_sector += fs->scount;
if (fs->req_sector > fs->secpertrack) {
fs->req_sector -= fs->secpertrack;
@@ -770,8 +817,9 @@ static irqreturn_t swim3_interrupt(int irq, void *dev_id)
start_request(fs);
break;
default:
- printk(KERN_ERR "swim3: don't know what to do in state %d\n", fs->state);
+ swim3_err("Don't know what to do in state %d\n", fs->state);
}
+ spin_unlock_irqrestore(&swim3_lock, flags);
return IRQ_HANDLED;
}
@@ -781,26 +829,31 @@ static void fd_dma_interrupt(int irq, void *dev_id)
}
*/
+/* Called under the mutex to grab exclusive access to a drive */
static int grab_drive(struct floppy_state *fs, enum swim_state state,
int interruptible)
{
unsigned long flags;
- spin_lock_irqsave(&fs->lock, flags);
- if (fs->state != idle) {
+ swim3_dbg("%s", "-> grab drive\n");
+
+ spin_lock_irqsave(&swim3_lock, flags);
+ if (fs->state != idle && fs->state != available) {
++fs->wanted;
while (fs->state != available) {
+ spin_unlock_irqrestore(&swim3_lock, flags);
if (interruptible && signal_pending(current)) {
--fs->wanted;
- spin_unlock_irqrestore(&fs->lock, flags);
return -EINTR;
}
interruptible_sleep_on(&fs->wait);
+ spin_lock_irqsave(&swim3_lock, flags);
}
--fs->wanted;
}
fs->state = state;
- spin_unlock_irqrestore(&fs->lock, flags);
+ spin_unlock_irqrestore(&swim3_lock, flags);
+
return 0;
}
@@ -808,10 +861,12 @@ static void release_drive(struct floppy_state *fs)
{
unsigned long flags;
- spin_lock_irqsave(&fs->lock, flags);
+ swim3_dbg("%s", "-> release drive\n");
+
+ spin_lock_irqsave(&swim3_lock, flags);
fs->state = idle;
start_request(fs);
- spin_unlock_irqrestore(&fs->lock, flags);
+ spin_unlock_irqrestore(&swim3_lock, flags);
}
static int fd_eject(struct floppy_state *fs)
@@ -966,6 +1021,7 @@ static int floppy_release(struct gendisk *disk, fmode_t mode)
{
struct floppy_state *fs = disk->private_data;
struct swim3 __iomem *sw = fs->swim3;
+
mutex_lock(&swim3_mutex);
if (fs->ref_count > 0 && --fs->ref_count == 0) {
swim3_action(fs, MOTOR_OFF);
@@ -1031,30 +1087,48 @@ static const struct block_device_operations floppy_fops = {
.revalidate_disk= floppy_revalidate,
};
+static void swim3_mb_event(struct macio_dev* mdev, int mb_state)
+{
+ struct floppy_state *fs = macio_get_drvdata(mdev);
+ struct swim3 __iomem *sw = fs->swim3;
+
+ if (!fs)
+ return;
+ if (mb_state != MB_FD)
+ return;
+
+ /* Clear state */
+ out_8(&sw->intr_enable, 0);
+ in_8(&sw->intr);
+ in_8(&sw->error);
+}
+
static int swim3_add_device(struct macio_dev *mdev, int index)
{
struct device_node *swim = mdev->ofdev.dev.of_node;
struct floppy_state *fs = &floppy_states[index];
int rc = -EBUSY;
+ /* Do this first for message macros */
+ memset(fs, 0, sizeof(*fs));
+ fs->mdev = mdev;
+ fs->index = index;
+
/* Check & Request resources */
if (macio_resource_count(mdev) < 2) {
- printk(KERN_WARNING "ifd%d: no address for %s\n",
- index, swim->full_name);
+ swim3_err("%s", "No address in device-tree\n");
return -ENXIO;
}
- if (macio_irq_count(mdev) < 2) {
- printk(KERN_WARNING "fd%d: no intrs for device %s\n",
- index, swim->full_name);
+ if (macio_irq_count(mdev) < 1) {
+ swim3_err("%s", "No interrupt in device-tree\n");
+ return -ENXIO;
}
if (macio_request_resource(mdev, 0, "swim3 (mmio)")) {
- printk(KERN_ERR "fd%d: can't request mmio resource for %s\n",
- index, swim->full_name);
+ swim3_err("%s", "Can't request mmio resource\n");
return -EBUSY;
}
if (macio_request_resource(mdev, 1, "swim3 (dma)")) {
- printk(KERN_ERR "fd%d: can't request dma resource for %s\n",
- index, swim->full_name);
+ swim3_err("%s", "Can't request dma resource\n");
macio_release_resource(mdev, 0);
return -EBUSY;
}
@@ -1063,22 +1137,18 @@ static int swim3_add_device(struct macio_dev *mdev, int index)
if (mdev->media_bay == NULL)
pmac_call_feature(PMAC_FTR_SWIM3_ENABLE, swim, 0, 1);
- memset(fs, 0, sizeof(*fs));
- spin_lock_init(&fs->lock);
fs->state = idle;
fs->swim3 = (struct swim3 __iomem *)
ioremap(macio_resource_start(mdev, 0), 0x200);
if (fs->swim3 == NULL) {
- printk("fd%d: couldn't map registers for %s\n",
- index, swim->full_name);
+ swim3_err("%s", "Couldn't map mmio registers\n");
rc = -ENOMEM;
goto out_release;
}
fs->dma = (struct dbdma_regs __iomem *)
ioremap(macio_resource_start(mdev, 1), 0x200);
if (fs->dma == NULL) {
- printk("fd%d: couldn't map DMA for %s\n",
- index, swim->full_name);
+ swim3_err("%s", "Couldn't map dma registers\n");
iounmap(fs->swim3);
rc = -ENOMEM;
goto out_release;
@@ -1090,31 +1160,25 @@ static int swim3_add_device(struct macio_dev *mdev, int index)
fs->secpercyl = 36;
fs->secpertrack = 18;
fs->total_secs = 2880;
- fs->mdev = mdev;
init_waitqueue_head(&fs->wait);
fs->dma_cmd = (struct dbdma_cmd *) DBDMA_ALIGN(fs->dbdma_cmd_space);
memset(fs->dma_cmd, 0, 2 * sizeof(struct dbdma_cmd));
st_le16(&fs->dma_cmd[1].command, DBDMA_STOP);
+ if (mdev->media_bay == NULL || check_media_bay(mdev->media_bay) == MB_FD)
+ swim3_mb_event(mdev, MB_FD);
+
if (request_irq(fs->swim3_intr, swim3_interrupt, 0, "SWIM3", fs)) {
- printk(KERN_ERR "fd%d: couldn't request irq %d for %s\n",
- index, fs->swim3_intr, swim->full_name);
+ swim3_err("%s", "Couldn't request interrupt\n");
pmac_call_feature(PMAC_FTR_SWIM3_ENABLE, swim, 0, 0);
goto out_unmap;
return -EBUSY;
}
-/*
- if (request_irq(fs->dma_intr, fd_dma_interrupt, 0, "SWIM3-dma", fs)) {
- printk(KERN_ERR "Couldn't get irq %d for SWIM3 DMA",
- fs->dma_intr);
- return -EBUSY;
- }
-*/
init_timer(&fs->timeout);
- printk(KERN_INFO "fd%d: SWIM3 floppy controller %s\n", floppy_count,
+ swim3_info("SWIM3 floppy controller %s\n",
mdev->media_bay ? "in media bay" : "");
return 0;
@@ -1132,41 +1196,42 @@ static int swim3_add_device(struct macio_dev *mdev, int index)
static int __devinit swim3_attach(struct macio_dev *mdev, const struct of_device_id *match)
{
- int i, rc;
struct gendisk *disk;
+ int index, rc;
+
+ index = floppy_count++;
+ if (index >= MAX_FLOPPIES)
+ return -ENXIO;
/* Add the drive */
- rc = swim3_add_device(mdev, floppy_count);
+ rc = swim3_add_device(mdev, index);
if (rc)
return rc;
+ /* Now register that disk. Same comment about failure handling */
+ disk = disks[index] = alloc_disk(1);
+ if (disk == NULL)
+ return -ENOMEM;
+ disk->queue = blk_init_queue(do_fd_request, &swim3_lock);
+ if (disk->queue == NULL) {
+ put_disk(disk);
+ return -ENOMEM;
+ }
+ disk->queue->queuedata = &floppy_states[index];
- /* Now create the queue if not there yet */
- if (swim3_queue == NULL) {
+ if (index == 0) {
/* If we failed, there isn't much we can do as the driver is still
* too dumb to remove the device, just bail out
*/
if (register_blkdev(FLOPPY_MAJOR, "fd"))
return 0;
- swim3_queue = blk_init_queue(do_fd_request, &swim3_lock);
- if (swim3_queue == NULL) {
- unregister_blkdev(FLOPPY_MAJOR, "fd");
- return 0;
- }
}
- /* Now register that disk. Same comment about failure handling */
- i = floppy_count++;
- disk = disks[i] = alloc_disk(1);
- if (disk == NULL)
- return 0;
-
disk->major = FLOPPY_MAJOR;
- disk->first_minor = i;
+ disk->first_minor = index;
disk->fops = &floppy_fops;
- disk->private_data = &floppy_states[i];
- disk->queue = swim3_queue;
+ disk->private_data = &floppy_states[index];
disk->flags |= GENHD_FL_REMOVABLE;
- sprintf(disk->disk_name, "fd%d", i);
+ sprintf(disk->disk_name, "fd%d", index);
set_capacity(disk, 2880);
add_disk(disk);
@@ -1194,6 +1259,9 @@ static struct macio_driver swim3_driver =
.of_match_table = swim3_match,
},
.probe = swim3_attach,
+#ifdef CONFIG_PMAC_MEDIABAY
+ .mediabay_event = swim3_mb_event,
+#endif
#if 0
.suspend = swim3_suspend,
.resume = swim3_resume,
diff --git a/drivers/char/ipmi/ipmi_watchdog.c b/drivers/char/ipmi/ipmi_watchdog.c
index c2917ffad2c..34767a6d7f4 100644
--- a/drivers/char/ipmi/ipmi_watchdog.c
+++ b/drivers/char/ipmi/ipmi_watchdog.c
@@ -139,6 +139,8 @@
#define IPMI_WDOG_SET_TIMER 0x24
#define IPMI_WDOG_GET_TIMER 0x25
+#define IPMI_WDOG_TIMER_NOT_INIT_RESP 0x80
+
/* These are here until the real ones get into the watchdog.h interface. */
#ifndef WDIOC_GETTIMEOUT
#define WDIOC_GETTIMEOUT _IOW(WATCHDOG_IOCTL_BASE, 20, int)
@@ -596,6 +598,7 @@ static int ipmi_heartbeat(void)
struct kernel_ipmi_msg msg;
int rv;
struct ipmi_system_interface_addr addr;
+ int timeout_retries = 0;
if (ipmi_ignore_heartbeat)
return 0;
@@ -616,6 +619,7 @@ static int ipmi_heartbeat(void)
mutex_lock(&heartbeat_lock);
+restart:
atomic_set(&heartbeat_tofree, 2);
/*
@@ -653,7 +657,33 @@ static int ipmi_heartbeat(void)
/* Wait for the heartbeat to be sent. */
wait_for_completion(&heartbeat_wait);
- if (heartbeat_recv_msg.msg.data[0] != 0) {
+ if (heartbeat_recv_msg.msg.data[0] == IPMI_WDOG_TIMER_NOT_INIT_RESP) {
+ timeout_retries++;
+ if (timeout_retries > 3) {
+ printk(KERN_ERR PFX ": Unable to restore the IPMI"
+ " watchdog's settings, giving up.\n");
+ rv = -EIO;
+ goto out_unlock;
+ }
+
+ /*
+ * The timer was not initialized, that means the BMC was
+ * probably reset and lost the watchdog information. Attempt
+ * to restore the timer's info. Note that we still hold
+ * the heartbeat lock, to keep a heartbeat from happening
+ * in this process, so must say no heartbeat to avoid a
+ * deadlock on this mutex.
+ */
+ rv = ipmi_set_timeout(IPMI_SET_TIMEOUT_NO_HB);
+ if (rv) {
+ printk(KERN_ERR PFX ": Unable to send the command to"
+ " set the watchdog's settings, giving up.\n");
+ goto out_unlock;
+ }
+
+ /* We might need a new heartbeat, so do it now */
+ goto restart;
+ } else if (heartbeat_recv_msg.msg.data[0] != 0) {
/*
* Got an error in the heartbeat response. It was already
* reported in ipmi_wdog_msg_handler, but we should return
@@ -662,6 +692,7 @@ static int ipmi_heartbeat(void)
rv = -EINVAL;
}
+out_unlock:
mutex_unlock(&heartbeat_lock);
return rv;
@@ -922,11 +953,15 @@ static struct miscdevice ipmi_wdog_miscdev = {
static void ipmi_wdog_msg_handler(struct ipmi_recv_msg *msg,
void *handler_data)
{
- if (msg->msg.data[0] != 0) {
+ if (msg->msg.cmd == IPMI_WDOG_RESET_TIMER &&
+ msg->msg.data[0] == IPMI_WDOG_TIMER_NOT_INIT_RESP)
+ printk(KERN_INFO PFX "response: The IPMI controller appears"
+ " to have been reset, will attempt to reinitialize"
+ " the watchdog timer\n");
+ else if (msg->msg.data[0] != 0)
printk(KERN_ERR PFX "response: Error %x on cmd %x\n",
msg->msg.data[0],
msg->msg.cmd);
- }
ipmi_free_recv_msg(msg);
}
diff --git a/drivers/firmware/iscsi_ibft.c b/drivers/firmware/iscsi_ibft.c
index c811cb10790..2cce44a1d7d 100644
--- a/drivers/firmware/iscsi_ibft.c
+++ b/drivers/firmware/iscsi_ibft.c
@@ -746,6 +746,37 @@ static void __exit ibft_exit(void)
ibft_cleanup();
}
+#ifdef CONFIG_ACPI
+static const struct {
+ char *sign;
+} ibft_signs[] = {
+ /*
+ * One spec says "IBFT", the other says "iBFT". We have to check
+ * for both.
+ */
+ { ACPI_SIG_IBFT },
+ { "iBFT" },
+};
+
+static void __init acpi_find_ibft_region(void)
+{
+ int i;
+ struct acpi_table_header *table = NULL;
+
+ if (acpi_disabled)
+ return;
+
+ for (i = 0; i < ARRAY_SIZE(ibft_signs) && !ibft_addr; i++) {
+ acpi_get_table(ibft_signs[i].sign, 0, &table);
+ ibft_addr = (struct acpi_table_ibft *)table;
+ }
+}
+#else
+static void __init acpi_find_ibft_region(void)
+{
+}
+#endif
+
/*
* ibft_init() - creates sysfs tree entries for the iBFT data.
*/
@@ -753,9 +784,16 @@ static int __init ibft_init(void)
{
int rc = 0;
+ /*
+ As on UEFI systems the setup_arch()/find_ibft_region()
+ is called before ACPI tables are parsed and it only does
+ legacy finding.
+ */
+ if (!ibft_addr)
+ acpi_find_ibft_region();
+
if (ibft_addr) {
- printk(KERN_INFO "iBFT detected at 0x%llx.\n",
- (u64)isa_virt_to_bus(ibft_addr));
+ pr_info("iBFT detected.\n");
rc = ibft_check_device();
if (rc)
diff --git a/drivers/firmware/iscsi_ibft_find.c b/drivers/firmware/iscsi_ibft_find.c
index bfe723266fd..4da4eb9ae92 100644
--- a/drivers/firmware/iscsi_ibft_find.c
+++ b/drivers/firmware/iscsi_ibft_find.c
@@ -45,13 +45,6 @@ EXPORT_SYMBOL_GPL(ibft_addr);
static const struct {
char *sign;
} ibft_signs[] = {
-#ifdef CONFIG_ACPI
- /*
- * One spec says "IBFT", the other says "iBFT". We have to check
- * for both.
- */
- { ACPI_SIG_IBFT },
-#endif
{ "iBFT" },
{ "BIFT" }, /* Broadcom iSCSI Offload */
};
@@ -62,14 +55,6 @@ static const struct {
#define VGA_MEM 0xA0000 /* VGA buffer */
#define VGA_SIZE 0x20000 /* 128kB */
-#ifdef CONFIG_ACPI
-static int __init acpi_find_ibft(struct acpi_table_header *header)
-{
- ibft_addr = (struct acpi_table_ibft *)header;
- return 0;
-}
-#endif /* CONFIG_ACPI */
-
static int __init find_ibft_in_mem(void)
{
unsigned long pos;
@@ -94,6 +79,7 @@ static int __init find_ibft_in_mem(void)
* the table cannot be valid. */
if (pos + len <= (IBFT_END-1)) {
ibft_addr = (struct acpi_table_ibft *)virt;
+ pr_info("iBFT found at 0x%lx.\n", pos);
goto done;
}
}
@@ -108,20 +94,12 @@ done:
*/
unsigned long __init find_ibft_region(unsigned long *sizep)
{
-#ifdef CONFIG_ACPI
- int i;
-#endif
ibft_addr = NULL;
-#ifdef CONFIG_ACPI
- for (i = 0; i < ARRAY_SIZE(ibft_signs) && !ibft_addr; i++)
- acpi_table_parse(ibft_signs[i].sign, acpi_find_ibft);
-#endif /* CONFIG_ACPI */
-
/* iBFT 1.03 section 1.4.3.1 mandates that UEFI machines will
* only use ACPI for this */
- if (!ibft_addr && !efi_enabled)
+ if (!efi_enabled)
find_ibft_in_mem();
if (ibft_addr) {
diff --git a/drivers/gpio/gpio-da9052.c b/drivers/gpio/gpio-da9052.c
index 038f5eb8b13..f8ce29ef9f8 100644
--- a/drivers/gpio/gpio-da9052.c
+++ b/drivers/gpio/gpio-da9052.c
@@ -22,7 +22,6 @@
#include <linux/mfd/da9052/da9052.h>
#include <linux/mfd/da9052/reg.h>
#include <linux/mfd/da9052/pdata.h>
-#include <linux/mfd/da9052/gpio.h>
#define DA9052_INPUT 1
#define DA9052_OUTPUT_OPENDRAIN 2
@@ -43,6 +42,9 @@
#define DA9052_GPIO_MASK_UPPER_NIBBLE 0xF0
#define DA9052_GPIO_MASK_LOWER_NIBBLE 0x0F
#define DA9052_GPIO_NIBBLE_SHIFT 4
+#define DA9052_IRQ_GPI0 16
+#define DA9052_GPIO_ODD_SHIFT 7
+#define DA9052_GPIO_EVEN_SHIFT 3
struct da9052_gpio {
struct da9052 *da9052;
@@ -104,33 +106,26 @@ static int da9052_gpio_get(struct gpio_chip *gc, unsigned offset)
static void da9052_gpio_set(struct gpio_chip *gc, unsigned offset, int value)
{
struct da9052_gpio *gpio = to_da9052_gpio(gc);
- unsigned char register_value = 0;
int ret;
if (da9052_gpio_port_odd(offset)) {
- if (value) {
- register_value = DA9052_GPIO_ODD_PORT_MODE;
ret = da9052_reg_update(gpio->da9052, (offset >> 1) +
DA9052_GPIO_0_1_REG,
DA9052_GPIO_ODD_PORT_MODE,
- register_value);
+ value << DA9052_GPIO_ODD_SHIFT);
if (ret != 0)
dev_err(gpio->da9052->dev,
"Failed to updated gpio odd reg,%d",
ret);
- }
} else {
- if (value) {
- register_value = DA9052_GPIO_EVEN_PORT_MODE;
ret = da9052_reg_update(gpio->da9052, (offset >> 1) +
DA9052_GPIO_0_1_REG,
DA9052_GPIO_EVEN_PORT_MODE,
- register_value);
+ value << DA9052_GPIO_EVEN_SHIFT);
if (ret != 0)
dev_err(gpio->da9052->dev,
"Failed to updated gpio even reg,%d",
ret);
- }
}
}
@@ -201,9 +196,9 @@ static struct gpio_chip reference_gp __devinitdata = {
.direction_input = da9052_gpio_direction_input,
.direction_output = da9052_gpio_direction_output,
.to_irq = da9052_gpio_to_irq,
- .can_sleep = 1;
- .ngpio = 16;
- .base = -1;
+ .can_sleep = 1,
+ .ngpio = 16,
+ .base = -1,
};
static int __devinit da9052_gpio_probe(struct platform_device *pdev)
diff --git a/drivers/gpio/gpio-ml-ioh.c b/drivers/gpio/gpio-ml-ioh.c
index ea8e7386925..461958fc226 100644
--- a/drivers/gpio/gpio-ml-ioh.c
+++ b/drivers/gpio/gpio-ml-ioh.c
@@ -332,6 +332,34 @@ static void ioh_irq_mask(struct irq_data *d)
&chip->reg->regs[chip->ch].imask);
}
+static void ioh_irq_disable(struct irq_data *d)
+{
+ struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
+ struct ioh_gpio *chip = gc->private;
+ unsigned long flags;
+ u32 ien;
+
+ spin_lock_irqsave(&chip->spinlock, flags);
+ ien = ioread32(&chip->reg->regs[chip->ch].ien);
+ ien &= ~(1 << (d->irq - chip->irq_base));
+ iowrite32(ien, &chip->reg->regs[chip->ch].ien);
+ spin_unlock_irqrestore(&chip->spinlock, flags);
+}
+
+static void ioh_irq_enable(struct irq_data *d)
+{
+ struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
+ struct ioh_gpio *chip = gc->private;
+ unsigned long flags;
+ u32 ien;
+
+ spin_lock_irqsave(&chip->spinlock, flags);
+ ien = ioread32(&chip->reg->regs[chip->ch].ien);
+ ien |= 1 << (d->irq - chip->irq_base);
+ iowrite32(ien, &chip->reg->regs[chip->ch].ien);
+ spin_unlock_irqrestore(&chip->spinlock, flags);
+}
+
static irqreturn_t ioh_gpio_handler(int irq, void *dev_id)
{
struct ioh_gpio *chip = dev_id;
@@ -339,7 +367,7 @@ static irqreturn_t ioh_gpio_handler(int irq, void *dev_id)
int i, j;
int ret = IRQ_NONE;
- for (i = 0; i < 8; i++) {
+ for (i = 0; i < 8; i++, chip++) {
reg_val = ioread32(&chip->reg->regs[i].istatus);
for (j = 0; j < num_ports[i]; j++) {
if (reg_val & BIT(j)) {
@@ -370,6 +398,8 @@ static __devinit void ioh_gpio_alloc_generic_chip(struct ioh_gpio *chip,
ct->chip.irq_mask = ioh_irq_mask;
ct->chip.irq_unmask = ioh_irq_unmask;
ct->chip.irq_set_type = ioh_irq_type;
+ ct->chip.irq_disable = ioh_irq_disable;
+ ct->chip.irq_enable = ioh_irq_enable;
irq_setup_generic_chip(gc, IRQ_MSK(num), IRQ_GC_INIT_MASK_CACHE,
IRQ_NOREQUEST | IRQ_NOPROBE, 0);
diff --git a/drivers/gpio/gpio-mpc8xxx.c b/drivers/gpio/gpio-mpc8xxx.c
index ec3fcf0a7e1..5cd04b65c55 100644
--- a/drivers/gpio/gpio-mpc8xxx.c
+++ b/drivers/gpio/gpio-mpc8xxx.c
@@ -132,6 +132,15 @@ static int mpc8xxx_gpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val
return 0;
}
+static int mpc5121_gpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val)
+{
+ /* GPIO 28..31 are input only on MPC5121 */
+ if (gpio >= 28)
+ return -EINVAL;
+
+ return mpc8xxx_gpio_dir_out(gc, gpio, val);
+}
+
static int mpc8xxx_gpio_to_irq(struct gpio_chip *gc, unsigned offset)
{
struct of_mm_gpio_chip *mm = to_of_mm_gpio_chip(gc);
@@ -340,11 +349,10 @@ static void __init mpc8xxx_add_controller(struct device_node *np)
mm_gc->save_regs = mpc8xxx_gpio_save_regs;
gc->ngpio = MPC8XXX_GPIO_PINS;
gc->direction_input = mpc8xxx_gpio_dir_in;
- gc->direction_output = mpc8xxx_gpio_dir_out;
- if (of_device_is_compatible(np, "fsl,mpc8572-gpio"))
- gc->get = mpc8572_gpio_get;
- else
- gc->get = mpc8xxx_gpio_get;
+ gc->direction_output = of_device_is_compatible(np, "fsl,mpc5121-gpio") ?
+ mpc5121_gpio_dir_out : mpc8xxx_gpio_dir_out;
+ gc->get = of_device_is_compatible(np, "fsl,mpc8572-gpio") ?
+ mpc8572_gpio_get : mpc8xxx_gpio_get;
gc->set = mpc8xxx_gpio_set;
gc->to_irq = mpc8xxx_gpio_to_irq;
diff --git a/drivers/gpio/gpio-pl061.c b/drivers/gpio/gpio-pl061.c
index 093c90bd3c1..4102f63230f 100644
--- a/drivers/gpio/gpio-pl061.c
+++ b/drivers/gpio/gpio-pl061.c
@@ -238,10 +238,6 @@ static int pl061_probe(struct amba_device *dev, const struct amba_id *id)
int ret, irq, i;
static DECLARE_BITMAP(init_irq, NR_IRQS);
- pdata = dev->dev.platform_data;
- if (pdata == NULL)
- return -ENODEV;
-
chip = kzalloc(sizeof(*chip), GFP_KERNEL);
if (chip == NULL)
return -ENOMEM;
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index d09a6e02dc9..004b048c519 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -62,6 +62,7 @@ static int i915_capabilities(struct seq_file *m, void *data)
const struct intel_device_info *info = INTEL_INFO(dev);
seq_printf(m, "gen: %d\n", info->gen);
+ seq_printf(m, "pch: %d\n", INTEL_PCH_TYPE(dev));
#define B(x) seq_printf(m, #x ": %s\n", yesno(info->x))
B(is_mobile);
B(is_i85x);
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index a9533c54c93..a9ae374861e 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1454,6 +1454,14 @@ unsigned long i915_chipset_val(struct drm_i915_private *dev_priv)
diff1 = now - dev_priv->last_time1;
+ /* Prevent division-by-zero if we are asking too fast.
+ * Also, we don't get interesting results if we are polling
+ * faster than once in 10ms, so just return the saved value
+ * in such cases.
+ */
+ if (diff1 <= 10)
+ return dev_priv->chipset_power;
+
count1 = I915_READ(DMIEC);
count2 = I915_READ(DDREC);
count3 = I915_READ(CSIEC);
@@ -1484,6 +1492,8 @@ unsigned long i915_chipset_val(struct drm_i915_private *dev_priv)
dev_priv->last_count1 = total_count;
dev_priv->last_time1 = now;
+ dev_priv->chipset_power = ret;
+
return ret;
}
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 15bfa9145d2..a1103fc6597 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -58,15 +58,15 @@ module_param_named(powersave, i915_powersave, int, 0600);
MODULE_PARM_DESC(powersave,
"Enable powersavings, fbc, downclocking, etc. (default: true)");
-unsigned int i915_semaphores __read_mostly = 0;
+int i915_semaphores __read_mostly = -1;
module_param_named(semaphores, i915_semaphores, int, 0600);
MODULE_PARM_DESC(semaphores,
- "Use semaphores for inter-ring sync (default: false)");
+ "Use semaphores for inter-ring sync (default: -1 (use per-chip defaults))");
-unsigned int i915_enable_rc6 __read_mostly = 0;
+int i915_enable_rc6 __read_mostly = -1;
module_param_named(i915_enable_rc6, i915_enable_rc6, int, 0600);
MODULE_PARM_DESC(i915_enable_rc6,
- "Enable power-saving render C-state 6 (default: true)");
+ "Enable power-saving render C-state 6 (default: -1 (use per-chip default)");
int i915_enable_fbc __read_mostly = -1;
module_param_named(i915_enable_fbc, i915_enable_fbc, int, 0600);
@@ -328,7 +328,7 @@ void intel_detect_pch(struct drm_device *dev)
}
}
-static void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv)
+void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv)
{
int count;
@@ -344,6 +344,22 @@ static void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv)
udelay(10);
}
+void __gen6_gt_force_wake_mt_get(struct drm_i915_private *dev_priv)
+{
+ int count;
+
+ count = 0;
+ while (count++ < 50 && (I915_READ_NOTRACE(FORCEWAKE_MT_ACK) & 1))
+ udelay(10);
+
+ I915_WRITE_NOTRACE(FORCEWAKE_MT, (1<<16) | 1);
+ POSTING_READ(FORCEWAKE_MT);
+
+ count = 0;
+ while (count++ < 50 && (I915_READ_NOTRACE(FORCEWAKE_MT_ACK) & 1) == 0)
+ udelay(10);
+}
+
/*
* Generally this is called implicitly by the register read function. However,
* if some sequence requires the GT to not power down then this function should
@@ -356,15 +372,21 @@ void gen6_gt_force_wake_get(struct drm_i915_private *dev_priv)
/* Forcewake is atomic in case we get in here without the lock */
if (atomic_add_return(1, &dev_priv->forcewake_count) == 1)
- __gen6_gt_force_wake_get(dev_priv);
+ dev_priv->display.force_wake_get(dev_priv);
}
-static void __gen6_gt_force_wake_put(struct drm_i915_private *dev_priv)
+void __gen6_gt_force_wake_put(struct drm_i915_private *dev_priv)
{
I915_WRITE_NOTRACE(FORCEWAKE, 0);
POSTING_READ(FORCEWAKE);
}
+void __gen6_gt_force_wake_mt_put(struct drm_i915_private *dev_priv)
+{
+ I915_WRITE_NOTRACE(FORCEWAKE_MT, (1<<16) | 0);
+ POSTING_READ(FORCEWAKE_MT);
+}
+
/*
* see gen6_gt_force_wake_get()
*/
@@ -373,7 +395,7 @@ void gen6_gt_force_wake_put(struct drm_i915_private *dev_priv)
WARN_ON(!mutex_is_locked(&dev_priv->dev->struct_mutex));
if (atomic_dec_and_test(&dev_priv->forcewake_count))
- __gen6_gt_force_wake_put(dev_priv);
+ dev_priv->display.force_wake_put(dev_priv);
}
void __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv)
@@ -903,8 +925,9 @@ MODULE_LICENSE("GPL and additional rights");
/* We give fast paths for the really cool registers */
#define NEEDS_FORCE_WAKE(dev_priv, reg) \
(((dev_priv)->info->gen >= 6) && \
- ((reg) < 0x40000) && \
- ((reg) != FORCEWAKE))
+ ((reg) < 0x40000) && \
+ ((reg) != FORCEWAKE) && \
+ ((reg) != ECOBUS))
#define __i915_read(x, y) \
u##x i915_read##x(struct drm_i915_private *dev_priv, u32 reg) { \
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 4a9c1b97980..554bef7a3b9 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -107,6 +107,7 @@ struct opregion_header;
struct opregion_acpi;
struct opregion_swsci;
struct opregion_asle;
+struct drm_i915_private;
struct intel_opregion {
struct opregion_header *header;
@@ -221,6 +222,8 @@ struct drm_i915_display_funcs {
struct drm_i915_gem_object *obj);
int (*update_plane)(struct drm_crtc *crtc, struct drm_framebuffer *fb,
int x, int y);
+ void (*force_wake_get)(struct drm_i915_private *dev_priv);
+ void (*force_wake_put)(struct drm_i915_private *dev_priv);
/* clock updates for mode set */
/* cursor updates */
/* render clock increase/decrease */
@@ -710,6 +713,7 @@ typedef struct drm_i915_private {
u64 last_count1;
unsigned long last_time1;
+ unsigned long chipset_power;
u64 last_count2;
struct timespec last_time2;
unsigned long gfx_power;
@@ -998,11 +1002,11 @@ extern int i915_max_ioctl;
extern unsigned int i915_fbpercrtc __always_unused;
extern int i915_panel_ignore_lid __read_mostly;
extern unsigned int i915_powersave __read_mostly;
-extern unsigned int i915_semaphores __read_mostly;
+extern int i915_semaphores __read_mostly;
extern unsigned int i915_lvds_downclock __read_mostly;
extern int i915_panel_use_ssc __read_mostly;
extern int i915_vbt_sdvo_panel_type __read_mostly;
-extern unsigned int i915_enable_rc6 __read_mostly;
+extern int i915_enable_rc6 __read_mostly;
extern int i915_enable_fbc __read_mostly;
extern bool i915_enable_hangcheck __read_mostly;
@@ -1308,6 +1312,11 @@ extern void gen6_set_rps(struct drm_device *dev, u8 val);
extern void intel_detect_pch(struct drm_device *dev);
extern int intel_trans_dp_port_sel(struct drm_crtc *crtc);
+extern void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv);
+extern void __gen6_gt_force_wake_mt_get(struct drm_i915_private *dev_priv);
+extern void __gen6_gt_force_wake_put(struct drm_i915_private *dev_priv);
+extern void __gen6_gt_force_wake_mt_put(struct drm_i915_private *dev_priv);
+
/* overlay */
#ifdef CONFIG_DEBUG_FS
extern struct intel_overlay_error_state *intel_overlay_capture_error_state(struct drm_device *dev);
@@ -1352,8 +1361,9 @@ void __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv);
/* We give fast paths for the really cool registers */
#define NEEDS_FORCE_WAKE(dev_priv, reg) \
(((dev_priv)->info->gen >= 6) && \
- ((reg) < 0x40000) && \
- ((reg) != FORCEWAKE))
+ ((reg) < 0x40000) && \
+ ((reg) != FORCEWAKE) && \
+ ((reg) != ECOBUS))
#define __i915_read(x, y) \
u##x i915_read##x(struct drm_i915_private *dev_priv, u32 reg);
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index 3693e83a97f..c681dc149d2 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -32,6 +32,7 @@
#include "i915_drv.h"
#include "i915_trace.h"
#include "intel_drv.h"
+#include <linux/dma_remapping.h>
struct change_domains {
uint32_t invalidate_domains;
@@ -746,6 +747,22 @@ i915_gem_execbuffer_flush(struct drm_device *dev,
return 0;
}
+static bool
+intel_enable_semaphores(struct drm_device *dev)
+{
+ if (INTEL_INFO(dev)->gen < 6)
+ return 0;
+
+ if (i915_semaphores >= 0)
+ return i915_semaphores;
+
+ /* Enable semaphores on SNB when IO remapping is off */
+ if (INTEL_INFO(dev)->gen == 6)
+ return !intel_iommu_enabled;
+
+ return 1;
+}
+
static int
i915_gem_execbuffer_sync_rings(struct drm_i915_gem_object *obj,
struct intel_ring_buffer *to)
@@ -758,7 +775,7 @@ i915_gem_execbuffer_sync_rings(struct drm_i915_gem_object *obj,
return 0;
/* XXX gpu semaphores are implicated in various hard hangs on SNB */
- if (INTEL_INFO(obj->base.dev)->gen < 6 || !i915_semaphores)
+ if (!intel_enable_semaphores(obj->base.dev))
return i915_gem_object_wait_rendering(obj);
idx = intel_ring_sync_index(from, to);
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index b080cc82400..a26d5b0a369 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -3303,10 +3303,10 @@
/* or SDVOB */
#define HDMIB 0xe1140
#define PORT_ENABLE (1 << 31)
-#define TRANSCODER_A (0)
-#define TRANSCODER_B (1 << 30)
-#define TRANSCODER(pipe) ((pipe) << 30)
-#define TRANSCODER_MASK (1 << 30)
+#define TRANSCODER(pipe) ((pipe) << 30)
+#define TRANSCODER_CPT(pipe) ((pipe) << 29)
+#define TRANSCODER_MASK (1 << 30)
+#define TRANSCODER_MASK_CPT (3 << 29)
#define COLOR_FORMAT_8bpc (0)
#define COLOR_FORMAT_12bpc (3 << 26)
#define SDVOB_HOTPLUG_ENABLE (1 << 23)
@@ -3447,8 +3447,30 @@
#define EDP_LINK_TRAIN_800_1200MV_0DB_SNB_B (0x38<<22)
#define EDP_LINK_TRAIN_VOL_EMP_MASK_SNB (0x3f<<22)
+/* IVB */
+#define EDP_LINK_TRAIN_400MV_0DB_IVB (0x24 <<22)
+#define EDP_LINK_TRAIN_400MV_3_5DB_IVB (0x2a <<22)
+#define EDP_LINK_TRAIN_400MV_6DB_IVB (0x2f <<22)
+#define EDP_LINK_TRAIN_600MV_0DB_IVB (0x30 <<22)
+#define EDP_LINK_TRAIN_600MV_3_5DB_IVB (0x36 <<22)
+#define EDP_LINK_TRAIN_800MV_0DB_IVB (0x38 <<22)
+#define EDP_LINK_TRAIN_800MV_3_5DB_IVB (0x33 <<22)
+
+/* legacy values */
+#define EDP_LINK_TRAIN_500MV_0DB_IVB (0x00 <<22)
+#define EDP_LINK_TRAIN_1000MV_0DB_IVB (0x20 <<22)
+#define EDP_LINK_TRAIN_500MV_3_5DB_IVB (0x02 <<22)
+#define EDP_LINK_TRAIN_1000MV_3_5DB_IVB (0x22 <<22)
+#define EDP_LINK_TRAIN_1000MV_6DB_IVB (0x23 <<22)
+
+#define EDP_LINK_TRAIN_VOL_EMP_MASK_IVB (0x3f<<22)
+
#define FORCEWAKE 0xA18C
#define FORCEWAKE_ACK 0x130090
+#define FORCEWAKE_MT 0xa188 /* multi-threaded */
+#define FORCEWAKE_MT_ACK 0x130040
+#define ECOBUS 0xa180
+#define FORCEWAKE_MT_ENABLE (1<<5)
#define GT_FIFO_FREE_ENTRIES 0x120008
#define GT_FIFO_NUM_RESERVED_ENTRIES 20
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index e77a863a383..d809b038ca8 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -38,8 +38,8 @@
#include "i915_drv.h"
#include "i915_trace.h"
#include "drm_dp_helper.h"
-
#include "drm_crtc_helper.h"
+#include <linux/dma_remapping.h>
#define HAS_eDP (intel_pipe_has_type(crtc, INTEL_OUTPUT_EDP))
@@ -4670,6 +4670,7 @@ static inline bool intel_panel_use_ssc(struct drm_i915_private *dev_priv)
/**
* intel_choose_pipe_bpp_dither - figure out what color depth the pipe should send
* @crtc: CRTC structure
+ * @mode: requested mode
*
* A pipe may be connected to one or more outputs. Based on the depth of the
* attached framebuffer, choose a good color depth to use on the pipe.
@@ -4681,13 +4682,15 @@ static inline bool intel_panel_use_ssc(struct drm_i915_private *dev_priv)
* HDMI supports only 8bpc or 12bpc, so clamp to 8bpc with dither for 10bpc
* Displays may support a restricted set as well, check EDID and clamp as
* appropriate.
+ * DP may want to dither down to 6bpc to fit larger modes
*
* RETURNS:
* Dithering requirement (i.e. false if display bpc and pipe bpc match,
* true if they don't match).
*/
static bool intel_choose_pipe_bpp_dither(struct drm_crtc *crtc,
- unsigned int *pipe_bpp)
+ unsigned int *pipe_bpp,
+ struct drm_display_mode *mode)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
@@ -4758,6 +4761,11 @@ static bool intel_choose_pipe_bpp_dither(struct drm_crtc *crtc,
}
}
+ if (mode->private_flags & INTEL_MODE_DP_FORCE_6BPC) {
+ DRM_DEBUG_KMS("Dithering DP to 6bpc\n");
+ display_bpc = 6;
+ }
+
/*
* We could just drive the pipe at the highest bpc all the time and
* enable dithering as needed, but that costs bandwidth. So choose
@@ -5019,6 +5027,16 @@ static int i9xx_crtc_mode_set(struct drm_crtc *crtc,
pipeconf &= ~PIPECONF_DOUBLE_WIDE;
}
+ /* default to 8bpc */
+ pipeconf &= ~(PIPECONF_BPP_MASK | PIPECONF_DITHER_EN);
+ if (is_dp) {
+ if (mode->private_flags & INTEL_MODE_DP_FORCE_6BPC) {
+ pipeconf |= PIPECONF_BPP_6 |
+ PIPECONF_DITHER_EN |
+ PIPECONF_DITHER_TYPE_SP;
+ }
+ }
+
dpll |= DPLL_VCO_ENABLE;
DRM_DEBUG_KMS("Mode for pipe %c:\n", pipe == 0 ? 'A' : 'B');
@@ -5480,7 +5498,7 @@ static int ironlake_crtc_mode_set(struct drm_crtc *crtc,
/* determine panel color depth */
temp = I915_READ(PIPECONF(pipe));
temp &= ~PIPE_BPC_MASK;
- dither = intel_choose_pipe_bpp_dither(crtc, &pipe_bpp);
+ dither = intel_choose_pipe_bpp_dither(crtc, &pipe_bpp, mode);
switch (pipe_bpp) {
case 18:
temp |= PIPE_6BPC;
@@ -7189,11 +7207,16 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
work->old_fb_obj = intel_fb->obj;
INIT_WORK(&work->work, intel_unpin_work_fn);
+ ret = drm_vblank_get(dev, intel_crtc->pipe);
+ if (ret)
+ goto free_work;
+
/* We borrow the event spin lock for protecting unpin_work */
spin_lock_irqsave(&dev->event_lock, flags);
if (intel_crtc->unpin_work) {
spin_unlock_irqrestore(&dev->event_lock, flags);
kfree(work);
+ drm_vblank_put(dev, intel_crtc->pipe);
DRM_DEBUG_DRIVER("flip queue: crtc already busy\n");
return -EBUSY;
@@ -7212,10 +7235,6 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
crtc->fb = fb;
- ret = drm_vblank_get(dev, intel_crtc->pipe);
- if (ret)
- goto cleanup_objs;
-
work->pending_flip_obj = obj;
work->enable_stall_check = true;
@@ -7238,7 +7257,6 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
cleanup_pending:
atomic_sub(1 << intel_crtc->plane, &work->old_fb_obj->pending_flip);
-cleanup_objs:
drm_gem_object_unreference(&work->old_fb_obj->base);
drm_gem_object_unreference(&obj->base);
mutex_unlock(&dev->struct_mutex);
@@ -7247,6 +7265,8 @@ cleanup_objs:
intel_crtc->unpin_work = NULL;
spin_unlock_irqrestore(&dev->event_lock, flags);
+ drm_vblank_put(dev, intel_crtc->pipe);
+free_work:
kfree(work);
return ret;
@@ -7887,6 +7907,33 @@ void intel_init_emon(struct drm_device *dev)
dev_priv->corr = (lcfuse & LCFUSE_HIV_MASK);
}
+static bool intel_enable_rc6(struct drm_device *dev)
+{
+ /*
+ * Respect the kernel parameter if it is set
+ */
+ if (i915_enable_rc6 >= 0)
+ return i915_enable_rc6;
+
+ /*
+ * Disable RC6 on Ironlake
+ */
+ if (INTEL_INFO(dev)->gen == 5)
+ return 0;
+
+ /*
+ * Enable rc6 on Sandybridge if DMA remapping is disabled
+ */
+ if (INTEL_INFO(dev)->gen == 6) {
+ DRM_DEBUG_DRIVER("Sandybridge: intel_iommu_enabled %s -- RC6 %sabled\n",
+ intel_iommu_enabled ? "true" : "false",
+ !intel_iommu_enabled ? "en" : "dis");
+ return !intel_iommu_enabled;
+ }
+ DRM_DEBUG_DRIVER("RC6 enabled\n");
+ return 1;
+}
+
void gen6_enable_rps(struct drm_i915_private *dev_priv)
{
u32 rp_state_cap = I915_READ(GEN6_RP_STATE_CAP);
@@ -7923,7 +7970,7 @@ void gen6_enable_rps(struct drm_i915_private *dev_priv)
I915_WRITE(GEN6_RC6p_THRESHOLD, 100000);
I915_WRITE(GEN6_RC6pp_THRESHOLD, 64000); /* unused */
- if (i915_enable_rc6)
+ if (intel_enable_rc6(dev_priv->dev))
rc6_mask = GEN6_RC_CTL_RC6p_ENABLE |
GEN6_RC_CTL_RC6_ENABLE;
@@ -8372,7 +8419,7 @@ void ironlake_enable_rc6(struct drm_device *dev)
/* rc6 disabled by default due to repeated reports of hanging during
* boot and resume.
*/
- if (!i915_enable_rc6)
+ if (!intel_enable_rc6(dev))
return;
mutex_lock(&dev->struct_mutex);
@@ -8491,6 +8538,28 @@ static void intel_init_display(struct drm_device *dev)
/* For FIFO watermark updates */
if (HAS_PCH_SPLIT(dev)) {
+ dev_priv->display.force_wake_get = __gen6_gt_force_wake_get;
+ dev_priv->display.force_wake_put = __gen6_gt_force_wake_put;
+
+ /* IVB configs may use multi-threaded forcewake */
+ if (IS_IVYBRIDGE(dev)) {
+ u32 ecobus;
+
+ mutex_lock(&dev->struct_mutex);
+ __gen6_gt_force_wake_mt_get(dev_priv);
+ ecobus = I915_READ(ECOBUS);
+ __gen6_gt_force_wake_mt_put(dev_priv);
+ mutex_unlock(&dev->struct_mutex);
+
+ if (ecobus & FORCEWAKE_MT_ENABLE) {
+ DRM_DEBUG_KMS("Using MT version of forcewake\n");
+ dev_priv->display.force_wake_get =
+ __gen6_gt_force_wake_mt_get;
+ dev_priv->display.force_wake_put =
+ __gen6_gt_force_wake_mt_put;
+ }
+ }
+
if (HAS_PCH_IBX(dev))
dev_priv->display.init_pch_clock_gating = ibx_init_clock_gating;
else if (HAS_PCH_CPT(dev))
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 4d0358fad93..92b041b66e4 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -208,13 +208,15 @@ intel_dp_link_clock(uint8_t link_bw)
*/
static int
-intel_dp_link_required(struct intel_dp *intel_dp, int pixel_clock)
+intel_dp_link_required(struct intel_dp *intel_dp, int pixel_clock, int check_bpp)
{
struct drm_crtc *crtc = intel_dp->base.base.crtc;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
int bpp = 24;
- if (intel_crtc)
+ if (check_bpp)
+ bpp = check_bpp;
+ else if (intel_crtc)
bpp = intel_crtc->bpp;
return (pixel_clock * bpp + 9) / 10;
@@ -233,6 +235,7 @@ intel_dp_mode_valid(struct drm_connector *connector,
struct intel_dp *intel_dp = intel_attached_dp(connector);
int max_link_clock = intel_dp_link_clock(intel_dp_max_link_bw(intel_dp));
int max_lanes = intel_dp_max_lane_count(intel_dp);
+ int max_rate, mode_rate;
if (is_edp(intel_dp) && intel_dp->panel_fixed_mode) {
if (mode->hdisplay > intel_dp->panel_fixed_mode->hdisplay)
@@ -242,9 +245,17 @@ intel_dp_mode_valid(struct drm_connector *connector,
return MODE_PANEL;
}
- if (intel_dp_link_required(intel_dp, mode->clock)
- > intel_dp_max_data_rate(max_link_clock, max_lanes))
- return MODE_CLOCK_HIGH;
+ mode_rate = intel_dp_link_required(intel_dp, mode->clock, 0);
+ max_rate = intel_dp_max_data_rate(max_link_clock, max_lanes);
+
+ if (mode_rate > max_rate) {
+ mode_rate = intel_dp_link_required(intel_dp,
+ mode->clock, 18);
+ if (mode_rate > max_rate)
+ return MODE_CLOCK_HIGH;
+ else
+ mode->private_flags |= INTEL_MODE_DP_FORCE_6BPC;
+ }
if (mode->clock < 10000)
return MODE_CLOCK_LOW;
@@ -362,8 +373,8 @@ intel_dp_aux_ch(struct intel_dp *intel_dp,
* clock divider.
*/
if (is_cpu_edp(intel_dp)) {
- if (IS_GEN6(dev))
- aux_clock_divider = 200; /* SNB eDP input clock at 400Mhz */
+ if (IS_GEN6(dev) || IS_GEN7(dev))
+ aux_clock_divider = 200; /* SNB & IVB eDP input clock at 400Mhz */
else
aux_clock_divider = 225; /* eDP input clock at 450Mhz */
} else if (HAS_PCH_SPLIT(dev))
@@ -672,6 +683,7 @@ intel_dp_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode,
int lane_count, clock;
int max_lane_count = intel_dp_max_lane_count(intel_dp);
int max_clock = intel_dp_max_link_bw(intel_dp) == DP_LINK_BW_2_7 ? 1 : 0;
+ int bpp = mode->private_flags & INTEL_MODE_DP_FORCE_6BPC ? 18 : 0;
static int bws[2] = { DP_LINK_BW_1_62, DP_LINK_BW_2_7 };
if (is_edp(intel_dp) && intel_dp->panel_fixed_mode) {
@@ -689,7 +701,7 @@ intel_dp_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode,
for (clock = 0; clock <= max_clock; clock++) {
int link_avail = intel_dp_max_data_rate(intel_dp_link_clock(bws[clock]), lane_count);
- if (intel_dp_link_required(intel_dp, mode->clock)
+ if (intel_dp_link_required(intel_dp, mode->clock, bpp)
<= link_avail) {
intel_dp->link_bw = bws[clock];
intel_dp->lane_count = lane_count;
@@ -817,10 +829,11 @@ intel_dp_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode,
}
/*
- * There are three kinds of DP registers:
+ * There are four kinds of DP registers:
*
* IBX PCH
- * CPU
+ * SNB CPU
+ * IVB CPU
* CPT PCH
*
* IBX PCH and CPU are the same for almost everything,
@@ -873,7 +886,25 @@ intel_dp_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode,
/* Split out the IBX/CPU vs CPT settings */
- if (!HAS_PCH_CPT(dev) || is_cpu_edp(intel_dp)) {
+ if (is_cpu_edp(intel_dp) && IS_GEN7(dev)) {
+ if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC)
+ intel_dp->DP |= DP_SYNC_HS_HIGH;
+ if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC)
+ intel_dp->DP |= DP_SYNC_VS_HIGH;
+ intel_dp->DP |= DP_LINK_TRAIN_OFF_CPT;
+
+ if (intel_dp->link_configuration[1] & DP_LANE_COUNT_ENHANCED_FRAME_EN)
+ intel_dp->DP |= DP_ENHANCED_FRAMING;
+
+ intel_dp->DP |= intel_crtc->pipe << 29;
+
+ /* don't miss out required setting for eDP */
+ intel_dp->DP |= DP_PLL_ENABLE;
+ if (adjusted_mode->clock < 200000)
+ intel_dp->DP |= DP_PLL_FREQ_160MHZ;
+ else
+ intel_dp->DP |= DP_PLL_FREQ_270MHZ;
+ } else if (!HAS_PCH_CPT(dev) || is_cpu_edp(intel_dp)) {
intel_dp->DP |= intel_dp->color_range;
if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC)
@@ -1375,34 +1406,59 @@ static char *link_train_names[] = {
* These are source-specific values; current Intel hardware supports
* a maximum voltage of 800mV and a maximum pre-emphasis of 6dB
*/
-#define I830_DP_VOLTAGE_MAX DP_TRAIN_VOLTAGE_SWING_800
-#define I830_DP_VOLTAGE_MAX_CPT DP_TRAIN_VOLTAGE_SWING_1200
static uint8_t
-intel_dp_pre_emphasis_max(uint8_t voltage_swing)
+intel_dp_voltage_max(struct intel_dp *intel_dp)
{
- switch (voltage_swing & DP_TRAIN_VOLTAGE_SWING_MASK) {
- case DP_TRAIN_VOLTAGE_SWING_400:
- return DP_TRAIN_PRE_EMPHASIS_6;
- case DP_TRAIN_VOLTAGE_SWING_600:
- return DP_TRAIN_PRE_EMPHASIS_6;
- case DP_TRAIN_VOLTAGE_SWING_800:
- return DP_TRAIN_PRE_EMPHASIS_3_5;
- case DP_TRAIN_VOLTAGE_SWING_1200:
- default:
- return DP_TRAIN_PRE_EMPHASIS_0;
+ struct drm_device *dev = intel_dp->base.base.dev;
+
+ if (IS_GEN7(dev) && is_cpu_edp(intel_dp))
+ return DP_TRAIN_VOLTAGE_SWING_800;
+ else if (HAS_PCH_CPT(dev) && !is_cpu_edp(intel_dp))
+ return DP_TRAIN_VOLTAGE_SWING_1200;
+ else
+ return DP_TRAIN_VOLTAGE_SWING_800;
+}
+
+static uint8_t
+intel_dp_pre_emphasis_max(struct intel_dp *intel_dp, uint8_t voltage_swing)
+{
+ struct drm_device *dev = intel_dp->base.base.dev;
+
+ if (IS_GEN7(dev) && is_cpu_edp(intel_dp)) {
+ switch (voltage_swing & DP_TRAIN_VOLTAGE_SWING_MASK) {
+ case DP_TRAIN_VOLTAGE_SWING_400:
+ return DP_TRAIN_PRE_EMPHASIS_6;
+ case DP_TRAIN_VOLTAGE_SWING_600:
+ case DP_TRAIN_VOLTAGE_SWING_800:
+ return DP_TRAIN_PRE_EMPHASIS_3_5;
+ default:
+ return DP_TRAIN_PRE_EMPHASIS_0;
+ }
+ } else {
+ switch (voltage_swing & DP_TRAIN_VOLTAGE_SWING_MASK) {
+ case DP_TRAIN_VOLTAGE_SWING_400:
+ return DP_TRAIN_PRE_EMPHASIS_6;
+ case DP_TRAIN_VOLTAGE_SWING_600:
+ return DP_TRAIN_PRE_EMPHASIS_6;
+ case DP_TRAIN_VOLTAGE_SWING_800:
+ return DP_TRAIN_PRE_EMPHASIS_3_5;
+ case DP_TRAIN_VOLTAGE_SWING_1200:
+ default:
+ return DP_TRAIN_PRE_EMPHASIS_0;
+ }
}
}
static void
intel_get_adjust_train(struct intel_dp *intel_dp, uint8_t link_status[DP_LINK_STATUS_SIZE])
{
- struct drm_device *dev = intel_dp->base.base.dev;
uint8_t v = 0;
uint8_t p = 0;
int lane;
uint8_t *adjust_request = link_status + (DP_ADJUST_REQUEST_LANE0_1 - DP_LANE0_1_STATUS);
- int voltage_max;
+ uint8_t voltage_max;
+ uint8_t preemph_max;
for (lane = 0; lane < intel_dp->lane_count; lane++) {
uint8_t this_v = intel_get_adjust_request_voltage(adjust_request, lane);
@@ -1414,15 +1470,13 @@ intel_get_adjust_train(struct intel_dp *intel_dp, uint8_t link_status[DP_LINK_ST
p = this_p;
}
- if (HAS_PCH_CPT(dev) && !is_cpu_edp(intel_dp))
- voltage_max = I830_DP_VOLTAGE_MAX_CPT;
- else
- voltage_max = I830_DP_VOLTAGE_MAX;
+ voltage_max = intel_dp_voltage_max(intel_dp);
if (v >= voltage_max)
v = voltage_max | DP_TRAIN_MAX_SWING_REACHED;
- if (p >= intel_dp_pre_emphasis_max(v))
- p = intel_dp_pre_emphasis_max(v) | DP_TRAIN_MAX_PRE_EMPHASIS_REACHED;
+ preemph_max = intel_dp_pre_emphasis_max(intel_dp, v);
+ if (p >= preemph_max)
+ p = preemph_max | DP_TRAIN_MAX_PRE_EMPHASIS_REACHED;
for (lane = 0; lane < 4; lane++)
intel_dp->train_set[lane] = v | p;
@@ -1494,6 +1548,37 @@ intel_gen6_edp_signal_levels(uint8_t train_set)
}
}
+/* Gen7's DP voltage swing and pre-emphasis control */
+static uint32_t
+intel_gen7_edp_signal_levels(uint8_t train_set)
+{
+ int signal_levels = train_set & (DP_TRAIN_VOLTAGE_SWING_MASK |
+ DP_TRAIN_PRE_EMPHASIS_MASK);
+ switch (signal_levels) {
+ case DP_TRAIN_VOLTAGE_SWING_400 | DP_TRAIN_PRE_EMPHASIS_0:
+ return EDP_LINK_TRAIN_400MV_0DB_IVB;
+ case DP_TRAIN_VOLTAGE_SWING_400 | DP_TRAIN_PRE_EMPHASIS_3_5:
+ return EDP_LINK_TRAIN_400MV_3_5DB_IVB;
+ case DP_TRAIN_VOLTAGE_SWING_400 | DP_TRAIN_PRE_EMPHASIS_6:
+ return EDP_LINK_TRAIN_400MV_6DB_IVB;
+
+ case DP_TRAIN_VOLTAGE_SWING_600 | DP_TRAIN_PRE_EMPHASIS_0:
+ return EDP_LINK_TRAIN_600MV_0DB_IVB;
+ case DP_TRAIN_VOLTAGE_SWING_600 | DP_TRAIN_PRE_EMPHASIS_3_5:
+ return EDP_LINK_TRAIN_600MV_3_5DB_IVB;
+
+ case DP_TRAIN_VOLTAGE_SWING_800 | DP_TRAIN_PRE_EMPHASIS_0:
+ return EDP_LINK_TRAIN_800MV_0DB_IVB;
+ case DP_TRAIN_VOLTAGE_SWING_800 | DP_TRAIN_PRE_EMPHASIS_3_5:
+ return EDP_LINK_TRAIN_800MV_3_5DB_IVB;
+
+ default:
+ DRM_DEBUG_KMS("Unsupported voltage swing/pre-emphasis level:"
+ "0x%x\n", signal_levels);
+ return EDP_LINK_TRAIN_500MV_0DB_IVB;
+ }
+}
+
static uint8_t
intel_get_lane_status(uint8_t link_status[DP_LINK_STATUS_SIZE],
int lane)
@@ -1599,7 +1684,8 @@ intel_dp_start_link_train(struct intel_dp *intel_dp)
DP_LINK_CONFIGURATION_SIZE);
DP |= DP_PORT_EN;
- if (HAS_PCH_CPT(dev) && !is_cpu_edp(intel_dp))
+
+ if (HAS_PCH_CPT(dev) && (IS_GEN7(dev) || !is_cpu_edp(intel_dp)))
DP &= ~DP_LINK_TRAIN_MASK_CPT;
else
DP &= ~DP_LINK_TRAIN_MASK;
@@ -1613,7 +1699,11 @@ intel_dp_start_link_train(struct intel_dp *intel_dp)
uint8_t link_status[DP_LINK_STATUS_SIZE];
uint32_t signal_levels;
- if (IS_GEN6(dev) && is_cpu_edp(intel_dp)) {
+
+ if (IS_GEN7(dev) && is_cpu_edp(intel_dp)) {
+ signal_levels = intel_gen7_edp_signal_levels(intel_dp->train_set[0]);
+ DP = (DP & ~EDP_LINK_TRAIN_VOL_EMP_MASK_IVB) | signal_levels;
+ } else if (IS_GEN6(dev) && is_cpu_edp(intel_dp)) {
signal_levels = intel_gen6_edp_signal_levels(intel_dp->train_set[0]);
DP = (DP & ~EDP_LINK_TRAIN_VOL_EMP_MASK_SNB) | signal_levels;
} else {
@@ -1622,7 +1712,7 @@ intel_dp_start_link_train(struct intel_dp *intel_dp)
DP = (DP & ~(DP_VOLTAGE_MASK|DP_PRE_EMPHASIS_MASK)) | signal_levels;
}
- if (HAS_PCH_CPT(dev) && !is_cpu_edp(intel_dp))
+ if (HAS_PCH_CPT(dev) && (IS_GEN7(dev) || !is_cpu_edp(intel_dp)))
reg = DP | DP_LINK_TRAIN_PAT_1_CPT;
else
reg = DP | DP_LINK_TRAIN_PAT_1;
@@ -1703,7 +1793,10 @@ intel_dp_complete_link_train(struct intel_dp *intel_dp)
break;
}
- if (IS_GEN6(dev) && is_cpu_edp(intel_dp)) {
+ if (IS_GEN7(dev) && is_cpu_edp(intel_dp)) {
+ signal_levels = intel_gen7_edp_signal_levels(intel_dp->train_set[0]);
+ DP = (DP & ~EDP_LINK_TRAIN_VOL_EMP_MASK_IVB) | signal_levels;
+ } else if (IS_GEN6(dev) && is_cpu_edp(intel_dp)) {
signal_levels = intel_gen6_edp_signal_levels(intel_dp->train_set[0]);
DP = (DP & ~EDP_LINK_TRAIN_VOL_EMP_MASK_SNB) | signal_levels;
} else {
@@ -1711,7 +1804,7 @@ intel_dp_complete_link_train(struct intel_dp *intel_dp)
DP = (DP & ~(DP_VOLTAGE_MASK|DP_PRE_EMPHASIS_MASK)) | signal_levels;
}
- if (HAS_PCH_CPT(dev) && !is_cpu_edp(intel_dp))
+ if (HAS_PCH_CPT(dev) && (IS_GEN7(dev) || !is_cpu_edp(intel_dp)))
reg = DP | DP_LINK_TRAIN_PAT_2_CPT;
else
reg = DP | DP_LINK_TRAIN_PAT_2;
@@ -1752,7 +1845,7 @@ intel_dp_complete_link_train(struct intel_dp *intel_dp)
++tries;
}
- if (HAS_PCH_CPT(dev) && !is_cpu_edp(intel_dp))
+ if (HAS_PCH_CPT(dev) && (IS_GEN7(dev) || !is_cpu_edp(intel_dp)))
reg = DP | DP_LINK_TRAIN_OFF_CPT;
else
reg = DP | DP_LINK_TRAIN_OFF;
@@ -1782,7 +1875,7 @@ intel_dp_link_down(struct intel_dp *intel_dp)
udelay(100);
}
- if (HAS_PCH_CPT(dev) && !is_cpu_edp(intel_dp)) {
+ if (HAS_PCH_CPT(dev) && (IS_GEN7(dev) || !is_cpu_edp(intel_dp))) {
DP &= ~DP_LINK_TRAIN_MASK_CPT;
I915_WRITE(intel_dp->output_reg, DP | DP_LINK_TRAIN_PAT_IDLE_CPT);
} else {
@@ -1794,7 +1887,7 @@ intel_dp_link_down(struct intel_dp *intel_dp)
msleep(17);
if (is_edp(intel_dp)) {
- if (HAS_PCH_CPT(dev) && !is_cpu_edp(intel_dp))
+ if (HAS_PCH_CPT(dev) && (IS_GEN7(dev) || !is_cpu_edp(intel_dp)))
DP |= DP_LINK_TRAIN_OFF_CPT;
else
DP |= DP_LINK_TRAIN_OFF;
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index bd9a604b73d..a1b4343814e 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -110,6 +110,7 @@
/* drm_display_mode->private_flags */
#define INTEL_MODE_PIXEL_MULTIPLIER_SHIFT (0x0)
#define INTEL_MODE_PIXEL_MULTIPLIER_MASK (0xf << INTEL_MODE_PIXEL_MULTIPLIER_SHIFT)
+#define INTEL_MODE_DP_FORCE_6BPC (0x10)
static inline void
intel_mode_set_pixel_multiplier(struct drm_display_mode *mode,
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 42f165a520d..e44191132ac 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -715,6 +715,14 @@ static const struct dmi_system_id intel_no_lvds[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "EB1007"),
},
},
+ {
+ .callback = intel_no_lvds_dmi_callback,
+ .ident = "Asus AT5NM10T-I",
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
+ DMI_MATCH(DMI_BOARD_NAME, "AT5NM10T-I"),
+ },
+ },
{ } /* terminating entry */
};
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
index 21f60b7d69a..04d79fd1dc9 100644
--- a/drivers/gpu/drm/i915/intel_panel.c
+++ b/drivers/gpu/drm/i915/intel_panel.c
@@ -178,13 +178,10 @@ u32 intel_panel_get_max_backlight(struct drm_device *dev)
if (HAS_PCH_SPLIT(dev)) {
max >>= 16;
} else {
- if (IS_PINEVIEW(dev)) {
+ if (INTEL_INFO(dev)->gen < 4)
max >>= 17;
- } else {
+ else
max >>= 16;
- if (INTEL_INFO(dev)->gen < 4)
- max &= ~1;
- }
if (is_backlight_combination_mode(dev))
max *= 0xff;
@@ -203,13 +200,12 @@ u32 intel_panel_get_backlight(struct drm_device *dev)
val = I915_READ(BLC_PWM_CPU_CTL) & BACKLIGHT_DUTY_CYCLE_MASK;
} else {
val = I915_READ(BLC_PWM_CTL) & BACKLIGHT_DUTY_CYCLE_MASK;
- if (IS_PINEVIEW(dev))
+ if (INTEL_INFO(dev)->gen < 4)
val >>= 1;
if (is_backlight_combination_mode(dev)) {
u8 lbpc;
- val &= ~1;
pci_read_config_byte(dev->pdev, PCI_LBPC, &lbpc);
val *= lbpc;
}
@@ -246,11 +242,9 @@ static void intel_panel_actually_set_backlight(struct drm_device *dev, u32 level
}
tmp = I915_READ(BLC_PWM_CTL);
- if (IS_PINEVIEW(dev)) {
- tmp &= ~(BACKLIGHT_DUTY_CYCLE_MASK - 1);
+ if (INTEL_INFO(dev)->gen < 4)
level <<= 1;
- } else
- tmp &= ~BACKLIGHT_DUTY_CYCLE_MASK;
+ tmp &= ~BACKLIGHT_DUTY_CYCLE_MASK;
I915_WRITE(BLC_PWM_CTL, tmp | level);
}
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 3003fb25aef..f7b9268df26 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -50,6 +50,7 @@
#define IS_TMDS(c) (c->output_flag & SDVO_TMDS_MASK)
#define IS_LVDS(c) (c->output_flag & SDVO_LVDS_MASK)
#define IS_TV_OR_LVDS(c) (c->output_flag & (SDVO_TV_MASK | SDVO_LVDS_MASK))
+#define IS_DIGITAL(c) (c->output_flag & (SDVO_TMDS_MASK | SDVO_LVDS_MASK))
static const char *tv_format_names[] = {
@@ -1086,8 +1087,12 @@ static void intel_sdvo_mode_set(struct drm_encoder *encoder,
}
sdvox |= (9 << 19) | SDVO_BORDER_ENABLE;
}
- if (intel_crtc->pipe == 1)
- sdvox |= SDVO_PIPE_B_SELECT;
+
+ if (INTEL_PCH_TYPE(dev) >= PCH_CPT)
+ sdvox |= TRANSCODER_CPT(intel_crtc->pipe);
+ else
+ sdvox |= TRANSCODER(intel_crtc->pipe);
+
if (intel_sdvo->has_hdmi_audio)
sdvox |= SDVO_AUDIO_ENABLE;
@@ -1314,6 +1319,18 @@ intel_sdvo_tmds_sink_detect(struct drm_connector *connector)
return status;
}
+static bool
+intel_sdvo_connector_matches_edid(struct intel_sdvo_connector *sdvo,
+ struct edid *edid)
+{
+ bool monitor_is_digital = !!(edid->input & DRM_EDID_INPUT_DIGITAL);
+ bool connector_is_digital = !!IS_DIGITAL(sdvo);
+
+ DRM_DEBUG_KMS("connector_is_digital? %d, monitor_is_digital? %d\n",
+ connector_is_digital, monitor_is_digital);
+ return connector_is_digital == monitor_is_digital;
+}
+
static enum drm_connector_status
intel_sdvo_detect(struct drm_connector *connector, bool force)
{
@@ -1358,10 +1375,12 @@ intel_sdvo_detect(struct drm_connector *connector, bool force)
if (edid == NULL)
edid = intel_sdvo_get_analog_edid(connector);
if (edid != NULL) {
- if (edid->input & DRM_EDID_INPUT_DIGITAL)
- ret = connector_status_disconnected;
- else
+ if (intel_sdvo_connector_matches_edid(intel_sdvo_connector,
+ edid))
ret = connector_status_connected;
+ else
+ ret = connector_status_disconnected;
+
connector->display_info.raw_edid = NULL;
kfree(edid);
} else
@@ -1402,11 +1421,8 @@ static void intel_sdvo_get_ddc_modes(struct drm_connector *connector)
edid = intel_sdvo_get_analog_edid(connector);
if (edid != NULL) {
- struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector);
- bool monitor_is_digital = !!(edid->input & DRM_EDID_INPUT_DIGITAL);
- bool connector_is_digital = !!IS_TMDS(intel_sdvo_connector);
-
- if (connector_is_digital == monitor_is_digital) {
+ if (intel_sdvo_connector_matches_edid(to_intel_sdvo_connector(connector),
+ edid)) {
drm_mode_connector_update_edid_property(connector, edid);
drm_add_edid_modes(connector, edid);
}
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
index 06e413e6a92..4b27efa4405 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -233,13 +233,12 @@ u16 radeon_encoder_get_dp_bridge_encoder_id(struct drm_encoder *encoder)
switch (radeon_encoder->encoder_id) {
case ENCODER_OBJECT_ID_TRAVIS:
case ENCODER_OBJECT_ID_NUTMEG:
- return true;
+ return radeon_encoder->encoder_id;
default:
- return false;
+ return ENCODER_OBJECT_ID_NONE;
}
}
-
- return false;
+ return ENCODER_OBJECT_ID_NONE;
}
void radeon_panel_mode_fixup(struct drm_encoder *encoder,
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
index 8cca91a93bd..dc279706ca7 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
@@ -390,6 +390,11 @@ extern int vmw_context_check(struct vmw_private *dev_priv,
struct ttm_object_file *tfile,
int id,
struct vmw_resource **p_res);
+extern int vmw_user_lookup_handle(struct vmw_private *dev_priv,
+ struct ttm_object_file *tfile,
+ uint32_t handle,
+ struct vmw_surface **out_surf,
+ struct vmw_dma_buffer **out_buf);
extern void vmw_surface_res_free(struct vmw_resource *res);
extern int vmw_surface_init(struct vmw_private *dev_priv,
struct vmw_surface *srf,
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
index 03bbc2a6f9a..a0c2f12b1e1 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
@@ -33,6 +33,7 @@ bool vmw_fifo_have_3d(struct vmw_private *dev_priv)
{
__le32 __iomem *fifo_mem = dev_priv->mmio_virt;
uint32_t fifo_min, hwversion;
+ const struct vmw_fifo_state *fifo = &dev_priv->fifo;
if (!(dev_priv->capabilities & SVGA_CAP_EXTENDED_FIFO))
return false;
@@ -41,7 +42,12 @@ bool vmw_fifo_have_3d(struct vmw_private *dev_priv)
if (fifo_min <= SVGA_FIFO_3D_HWVERSION * sizeof(unsigned int))
return false;
- hwversion = ioread32(fifo_mem + SVGA_FIFO_3D_HWVERSION);
+ hwversion = ioread32(fifo_mem +
+ ((fifo->capabilities &
+ SVGA_FIFO_CAP_3D_HWVERSION_REVISED) ?
+ SVGA_FIFO_3D_HWVERSION_REVISED :
+ SVGA_FIFO_3D_HWVERSION));
+
if (hwversion == 0)
return false;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
index 3f6343502d1..66917c6c381 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
@@ -58,8 +58,14 @@ int vmw_getparam_ioctl(struct drm_device *dev, void *data,
case DRM_VMW_PARAM_FIFO_HW_VERSION:
{
__le32 __iomem *fifo_mem = dev_priv->mmio_virt;
-
- param->value = ioread32(fifo_mem + SVGA_FIFO_3D_HWVERSION);
+ const struct vmw_fifo_state *fifo = &dev_priv->fifo;
+
+ param->value =
+ ioread32(fifo_mem +
+ ((fifo->capabilities &
+ SVGA_FIFO_CAP_3D_HWVERSION_REVISED) ?
+ SVGA_FIFO_3D_HWVERSION_REVISED :
+ SVGA_FIFO_3D_HWVERSION));
break;
}
default:
@@ -140,7 +146,7 @@ int vmw_present_ioctl(struct drm_device *dev, void *data,
goto out_clips;
}
- clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
+ clips = kcalloc(num_clips, sizeof(*clips), GFP_KERNEL);
if (clips == NULL) {
DRM_ERROR("Failed to allocate clip rect list.\n");
ret = -ENOMEM;
@@ -166,13 +172,7 @@ int vmw_present_ioctl(struct drm_device *dev, void *data,
ret = -EINVAL;
goto out_no_fb;
}
-
vfb = vmw_framebuffer_to_vfb(obj_to_fb(obj));
- if (!vfb->dmabuf) {
- DRM_ERROR("Framebuffer not dmabuf backed.\n");
- ret = -EINVAL;
- goto out_no_fb;
- }
ret = ttm_read_lock(&vmaster->lock, true);
if (unlikely(ret != 0))
@@ -232,7 +232,7 @@ int vmw_present_readback_ioctl(struct drm_device *dev, void *data,
goto out_clips;
}
- clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
+ clips = kcalloc(num_clips, sizeof(*clips), GFP_KERNEL);
if (clips == NULL) {
DRM_ERROR("Failed to allocate clip rect list.\n");
ret = -ENOMEM;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 37d40545ed7..8aa1dbb45c6 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -31,6 +31,44 @@
/* Might need a hrtimer here? */
#define VMWGFX_PRESENT_RATE ((HZ / 60 > 0) ? HZ / 60 : 1)
+
+struct vmw_clip_rect {
+ int x1, x2, y1, y2;
+};
+
+/**
+ * Clip @num_rects number of @rects against @clip storing the
+ * results in @out_rects and the number of passed rects in @out_num.
+ */
+void vmw_clip_cliprects(struct drm_clip_rect *rects,
+ int num_rects,
+ struct vmw_clip_rect clip,
+ SVGASignedRect *out_rects,
+ int *out_num)
+{
+ int i, k;
+
+ for (i = 0, k = 0; i < num_rects; i++) {
+ int x1 = max_t(int, clip.x1, rects[i].x1);
+ int y1 = max_t(int, clip.y1, rects[i].y1);
+ int x2 = min_t(int, clip.x2, rects[i].x2);
+ int y2 = min_t(int, clip.y2, rects[i].y2);
+
+ if (x1 >= x2)
+ continue;
+ if (y1 >= y2)
+ continue;
+
+ out_rects[k].left = x1;
+ out_rects[k].top = y1;
+ out_rects[k].right = x2;
+ out_rects[k].bottom = y2;
+ k++;
+ }
+
+ *out_num = k;
+}
+
void vmw_display_unit_cleanup(struct vmw_display_unit *du)
{
if (du->cursor_surface)
@@ -82,6 +120,43 @@ int vmw_cursor_update_image(struct vmw_private *dev_priv,
return 0;
}
+int vmw_cursor_update_dmabuf(struct vmw_private *dev_priv,
+ struct vmw_dma_buffer *dmabuf,
+ u32 width, u32 height,
+ u32 hotspotX, u32 hotspotY)
+{
+ struct ttm_bo_kmap_obj map;
+ unsigned long kmap_offset;
+ unsigned long kmap_num;
+ void *virtual;
+ bool dummy;
+ int ret;
+
+ kmap_offset = 0;
+ kmap_num = (width*height*4 + PAGE_SIZE - 1) >> PAGE_SHIFT;
+
+ ret = ttm_bo_reserve(&dmabuf->base, true, false, false, 0);
+ if (unlikely(ret != 0)) {
+ DRM_ERROR("reserve failed\n");
+ return -EINVAL;
+ }
+
+ ret = ttm_bo_kmap(&dmabuf->base, kmap_offset, kmap_num, &map);
+ if (unlikely(ret != 0))
+ goto err_unreserve;
+
+ virtual = ttm_kmap_obj_virtual(&map, &dummy);
+ ret = vmw_cursor_update_image(dev_priv, virtual, width, height,
+ hotspotX, hotspotY);
+
+ ttm_bo_kunmap(&map);
+err_unreserve:
+ ttm_bo_unreserve(&dmabuf->base);
+
+ return ret;
+}
+
+
void vmw_cursor_update_position(struct vmw_private *dev_priv,
bool show, int x, int y)
{
@@ -110,24 +185,21 @@ int vmw_du_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv,
return -EINVAL;
if (handle) {
- ret = vmw_user_surface_lookup_handle(dev_priv, tfile,
- handle, &surface);
- if (!ret) {
- if (!surface->snooper.image) {
- DRM_ERROR("surface not suitable for cursor\n");
- vmw_surface_unreference(&surface);
- return -EINVAL;
- }
- } else {
- ret = vmw_user_dmabuf_lookup(tfile,
- handle, &dmabuf);
- if (ret) {
- DRM_ERROR("failed to find surface or dmabuf: %i\n", ret);
- return -EINVAL;
- }
+ ret = vmw_user_lookup_handle(dev_priv, tfile,
+ handle, &surface, &dmabuf);
+ if (ret) {
+ DRM_ERROR("failed to find surface or dmabuf: %i\n", ret);
+ return -EINVAL;
}
}
+ /* need to do this before taking down old image */
+ if (surface && !surface->snooper.image) {
+ DRM_ERROR("surface not suitable for cursor\n");
+ vmw_surface_unreference(&surface);
+ return -EINVAL;
+ }
+
/* takedown old cursor */
if (du->cursor_surface) {
du->cursor_surface->snooper.crtc = NULL;
@@ -146,36 +218,11 @@ int vmw_du_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv,
vmw_cursor_update_image(dev_priv, surface->snooper.image,
64, 64, du->hotspot_x, du->hotspot_y);
} else if (dmabuf) {
- struct ttm_bo_kmap_obj map;
- unsigned long kmap_offset;
- unsigned long kmap_num;
- void *virtual;
- bool dummy;
-
/* vmw_user_surface_lookup takes one reference */
du->cursor_dmabuf = dmabuf;
- kmap_offset = 0;
- kmap_num = (64*64*4) >> PAGE_SHIFT;
-
- ret = ttm_bo_reserve(&dmabuf->base, true, false, false, 0);
- if (unlikely(ret != 0)) {
- DRM_ERROR("reserve failed\n");
- return -EINVAL;
- }
-
- ret = ttm_bo_kmap(&dmabuf->base, kmap_offset, kmap_num, &map);
- if (unlikely(ret != 0))
- goto err_unreserve;
-
- virtual = ttm_kmap_obj_virtual(&map, &dummy);
- vmw_cursor_update_image(dev_priv, virtual, 64, 64,
- du->hotspot_x, du->hotspot_y);
-
- ttm_bo_kunmap(&map);
-err_unreserve:
- ttm_bo_unreserve(&dmabuf->base);
-
+ ret = vmw_cursor_update_dmabuf(dev_priv, dmabuf, width, height,
+ du->hotspot_x, du->hotspot_y);
} else {
vmw_cursor_update_position(dev_priv, false, 0, 0);
return 0;
@@ -377,8 +424,9 @@ static int do_surface_dirty_sou(struct vmw_private *dev_priv,
struct drm_clip_rect *clips,
unsigned num_clips, int inc)
{
- struct drm_clip_rect *clips_ptr;
struct vmw_display_unit *units[VMWGFX_NUM_DISPLAY_UNITS];
+ struct drm_clip_rect *clips_ptr;
+ struct drm_clip_rect *tmp;
struct drm_crtc *crtc;
size_t fifo_size;
int i, num_units;
@@ -391,7 +439,6 @@ static int do_surface_dirty_sou(struct vmw_private *dev_priv,
} *cmd;
SVGASignedRect *blits;
-
num_units = 0;
list_for_each_entry(crtc, &dev_priv->dev->mode_config.crtc_list,
head) {
@@ -402,13 +449,24 @@ static int do_surface_dirty_sou(struct vmw_private *dev_priv,
BUG_ON(!clips || !num_clips);
+ tmp = kzalloc(sizeof(*tmp) * num_clips, GFP_KERNEL);
+ if (unlikely(tmp == NULL)) {
+ DRM_ERROR("Temporary cliprect memory alloc failed.\n");
+ return -ENOMEM;
+ }
+
fifo_size = sizeof(*cmd) + sizeof(SVGASignedRect) * num_clips;
cmd = kzalloc(fifo_size, GFP_KERNEL);
if (unlikely(cmd == NULL)) {
DRM_ERROR("Temporary fifo memory alloc failed.\n");
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto out_free_tmp;
}
+ /* setup blits pointer */
+ blits = (SVGASignedRect *)&cmd[1];
+
+ /* initial clip region */
left = clips->x1;
right = clips->x2;
top = clips->y1;
@@ -434,45 +492,60 @@ static int do_surface_dirty_sou(struct vmw_private *dev_priv,
cmd->body.srcRect.bottom = bottom;
clips_ptr = clips;
- blits = (SVGASignedRect *)&cmd[1];
for (i = 0; i < num_clips; i++, clips_ptr += inc) {
- blits[i].left = clips_ptr->x1 - left;
- blits[i].right = clips_ptr->x2 - left;
- blits[i].top = clips_ptr->y1 - top;
- blits[i].bottom = clips_ptr->y2 - top;
+ tmp[i].x1 = clips_ptr->x1 - left;
+ tmp[i].x2 = clips_ptr->x2 - left;
+ tmp[i].y1 = clips_ptr->y1 - top;
+ tmp[i].y2 = clips_ptr->y2 - top;
}
/* do per unit writing, reuse fifo for each */
for (i = 0; i < num_units; i++) {
struct vmw_display_unit *unit = units[i];
- int clip_x1 = left - unit->crtc.x;
- int clip_y1 = top - unit->crtc.y;
- int clip_x2 = right - unit->crtc.x;
- int clip_y2 = bottom - unit->crtc.y;
+ struct vmw_clip_rect clip;
+ int num;
+
+ clip.x1 = left - unit->crtc.x;
+ clip.y1 = top - unit->crtc.y;
+ clip.x2 = right - unit->crtc.x;
+ clip.y2 = bottom - unit->crtc.y;
/* skip any crtcs that misses the clip region */
- if (clip_x1 >= unit->crtc.mode.hdisplay ||
- clip_y1 >= unit->crtc.mode.vdisplay ||
- clip_x2 <= 0 || clip_y2 <= 0)
+ if (clip.x1 >= unit->crtc.mode.hdisplay ||
+ clip.y1 >= unit->crtc.mode.vdisplay ||
+ clip.x2 <= 0 || clip.y2 <= 0)
continue;
+ /*
+ * In order for the clip rects to be correctly scaled
+ * the src and dest rects needs to be the same size.
+ */
+ cmd->body.destRect.left = clip.x1;
+ cmd->body.destRect.right = clip.x2;
+ cmd->body.destRect.top = clip.y1;
+ cmd->body.destRect.bottom = clip.y2;
+
+ /* create a clip rect of the crtc in dest coords */
+ clip.x2 = unit->crtc.mode.hdisplay - clip.x1;
+ clip.y2 = unit->crtc.mode.vdisplay - clip.y1;
+ clip.x1 = 0 - clip.x1;
+ clip.y1 = 0 - clip.y1;
+
/* need to reset sid as it is changed by execbuf */
cmd->body.srcImage.sid = cpu_to_le32(framebuffer->user_handle);
-
cmd->body.destScreenId = unit->unit;
- /*
- * The blit command is a lot more resilient then the
- * readback command when it comes to clip rects. So its
- * okay to go out of bounds.
- */
+ /* clip and write blits to cmd stream */
+ vmw_clip_cliprects(tmp, num_clips, clip, blits, &num);
- cmd->body.destRect.left = clip_x1;
- cmd->body.destRect.right = clip_x2;
- cmd->body.destRect.top = clip_y1;
- cmd->body.destRect.bottom = clip_y2;
+ /* if no cliprects hit skip this */
+ if (num == 0)
+ continue;
+ /* recalculate package length */
+ fifo_size = sizeof(*cmd) + sizeof(SVGASignedRect) * num;
+ cmd->header.size = cpu_to_le32(fifo_size - sizeof(cmd->header));
ret = vmw_execbuf_process(file_priv, dev_priv, NULL, cmd,
fifo_size, 0, NULL);
@@ -480,7 +553,10 @@ static int do_surface_dirty_sou(struct vmw_private *dev_priv,
break;
}
+
kfree(cmd);
+out_free_tmp:
+ kfree(tmp);
return ret;
}
@@ -556,6 +632,10 @@ static int vmw_kms_new_framebuffer_surface(struct vmw_private *dev_priv,
* Sanity checks.
*/
+ /* Surface must be marked as a scanout. */
+ if (unlikely(!surface->scanout))
+ return -EINVAL;
+
if (unlikely(surface->mip_levels[0] != 1 ||
surface->num_sizes != 1 ||
surface->sizes[0].width < mode_cmd->width ||
@@ -782,6 +862,7 @@ static int do_dmabuf_dirty_sou(struct drm_file *file_priv,
int clip_y1 = clips_ptr->y1 - unit->crtc.y;
int clip_x2 = clips_ptr->x2 - unit->crtc.x;
int clip_y2 = clips_ptr->y2 - unit->crtc.y;
+ int move_x, move_y;
/* skip any crtcs that misses the clip region */
if (clip_x1 >= unit->crtc.mode.hdisplay ||
@@ -789,12 +870,21 @@ static int do_dmabuf_dirty_sou(struct drm_file *file_priv,
clip_x2 <= 0 || clip_y2 <= 0)
continue;
+ /* clip size to crtc size */
+ clip_x2 = min_t(int, clip_x2, unit->crtc.mode.hdisplay);
+ clip_y2 = min_t(int, clip_y2, unit->crtc.mode.vdisplay);
+
+ /* translate both src and dest to bring clip into screen */
+ move_x = min_t(int, clip_x1, 0);
+ move_y = min_t(int, clip_y1, 0);
+
+ /* actual translate done here */
blits[hit_num].header = SVGA_CMD_BLIT_GMRFB_TO_SCREEN;
blits[hit_num].body.destScreenId = unit->unit;
- blits[hit_num].body.srcOrigin.x = clips_ptr->x1;
- blits[hit_num].body.srcOrigin.y = clips_ptr->y1;
- blits[hit_num].body.destRect.left = clip_x1;
- blits[hit_num].body.destRect.top = clip_y1;
+ blits[hit_num].body.srcOrigin.x = clips_ptr->x1 - move_x;
+ blits[hit_num].body.srcOrigin.y = clips_ptr->y1 - move_y;
+ blits[hit_num].body.destRect.left = clip_x1 - move_x;
+ blits[hit_num].body.destRect.top = clip_y1 - move_y;
blits[hit_num].body.destRect.right = clip_x2;
blits[hit_num].body.destRect.bottom = clip_y2;
hit_num++;
@@ -1033,46 +1123,29 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev,
return ERR_PTR(-ENOENT);
}
- /**
- * End conditioned code.
- */
-
- ret = vmw_user_surface_lookup_handle(dev_priv, tfile,
- mode_cmd->handle, &surface);
+ /* returns either a dmabuf or surface */
+ ret = vmw_user_lookup_handle(dev_priv, tfile,
+ mode_cmd->handle,
+ &surface, &bo);
if (ret)
- goto try_dmabuf;
-
- if (!surface->scanout)
- goto err_not_scanout;
-
- ret = vmw_kms_new_framebuffer_surface(dev_priv, file_priv, surface,
- &vfb, mode_cmd);
-
- /* vmw_user_surface_lookup takes one ref so does new_fb */
- vmw_surface_unreference(&surface);
-
- if (ret) {
- DRM_ERROR("failed to create vmw_framebuffer: %i\n", ret);
- ttm_base_object_unref(&user_obj);
- return ERR_PTR(ret);
- } else
- vfb->user_obj = user_obj;
- return &vfb->base;
-
-try_dmabuf:
- DRM_INFO("%s: trying buffer\n", __func__);
-
- ret = vmw_user_dmabuf_lookup(tfile, mode_cmd->handle, &bo);
- if (ret) {
- DRM_ERROR("failed to find buffer: %i\n", ret);
- return ERR_PTR(-ENOENT);
- }
-
- ret = vmw_kms_new_framebuffer_dmabuf(dev_priv, bo, &vfb,
- mode_cmd);
+ goto err_out;
+
+ /* Create the new framebuffer depending one what we got back */
+ if (bo)
+ ret = vmw_kms_new_framebuffer_dmabuf(dev_priv, bo, &vfb,
+ mode_cmd);
+ else if (surface)
+ ret = vmw_kms_new_framebuffer_surface(dev_priv, file_priv,
+ surface, &vfb, mode_cmd);
+ else
+ BUG();
- /* vmw_user_dmabuf_lookup takes one ref so does new_fb */
- vmw_dmabuf_unreference(&bo);
+err_out:
+ /* vmw_user_lookup_handle takes one ref so does new_fb */
+ if (bo)
+ vmw_dmabuf_unreference(&bo);
+ if (surface)
+ vmw_surface_unreference(&surface);
if (ret) {
DRM_ERROR("failed to create vmw_framebuffer: %i\n", ret);
@@ -1082,14 +1155,6 @@ try_dmabuf:
vfb->user_obj = user_obj;
return &vfb->base;
-
-err_not_scanout:
- DRM_ERROR("surface not marked as scanout\n");
- /* vmw_user_surface_lookup takes one ref */
- vmw_surface_unreference(&surface);
- ttm_base_object_unref(&user_obj);
-
- return ERR_PTR(-EINVAL);
}
static struct drm_mode_config_funcs vmw_kms_funcs = {
@@ -1106,10 +1171,12 @@ int vmw_kms_present(struct vmw_private *dev_priv,
uint32_t num_clips)
{
struct vmw_display_unit *units[VMWGFX_NUM_DISPLAY_UNITS];
+ struct drm_clip_rect *tmp;
struct drm_crtc *crtc;
size_t fifo_size;
int i, k, num_units;
int ret = 0; /* silence warning */
+ int left, right, top, bottom;
struct {
SVGA3dCmdHeader header;
@@ -1127,60 +1194,95 @@ int vmw_kms_present(struct vmw_private *dev_priv,
BUG_ON(surface == NULL);
BUG_ON(!clips || !num_clips);
+ tmp = kzalloc(sizeof(*tmp) * num_clips, GFP_KERNEL);
+ if (unlikely(tmp == NULL)) {
+ DRM_ERROR("Temporary cliprect memory alloc failed.\n");
+ return -ENOMEM;
+ }
+
fifo_size = sizeof(*cmd) + sizeof(SVGASignedRect) * num_clips;
cmd = kmalloc(fifo_size, GFP_KERNEL);
if (unlikely(cmd == NULL)) {
DRM_ERROR("Failed to allocate temporary fifo memory.\n");
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto out_free_tmp;
+ }
+
+ left = clips->x;
+ right = clips->x + clips->w;
+ top = clips->y;
+ bottom = clips->y + clips->h;
+
+ for (i = 1; i < num_clips; i++) {
+ left = min_t(int, left, (int)clips[i].x);
+ right = max_t(int, right, (int)clips[i].x + clips[i].w);
+ top = min_t(int, top, (int)clips[i].y);
+ bottom = max_t(int, bottom, (int)clips[i].y + clips[i].h);
}
/* only need to do this once */
memset(cmd, 0, fifo_size);
cmd->header.id = cpu_to_le32(SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN);
- cmd->header.size = cpu_to_le32(fifo_size - sizeof(cmd->header));
-
- cmd->body.srcRect.left = 0;
- cmd->body.srcRect.right = surface->sizes[0].width;
- cmd->body.srcRect.top = 0;
- cmd->body.srcRect.bottom = surface->sizes[0].height;
blits = (SVGASignedRect *)&cmd[1];
+
+ cmd->body.srcRect.left = left;
+ cmd->body.srcRect.right = right;
+ cmd->body.srcRect.top = top;
+ cmd->body.srcRect.bottom = bottom;
+
for (i = 0; i < num_clips; i++) {
- blits[i].left = clips[i].x;
- blits[i].right = clips[i].x + clips[i].w;
- blits[i].top = clips[i].y;
- blits[i].bottom = clips[i].y + clips[i].h;
+ tmp[i].x1 = clips[i].x - left;
+ tmp[i].x2 = clips[i].x + clips[i].w - left;
+ tmp[i].y1 = clips[i].y - top;
+ tmp[i].y2 = clips[i].y + clips[i].h - top;
}
for (k = 0; k < num_units; k++) {
struct vmw_display_unit *unit = units[k];
- int clip_x1 = destX - unit->crtc.x;
- int clip_y1 = destY - unit->crtc.y;
- int clip_x2 = clip_x1 + surface->sizes[0].width;
- int clip_y2 = clip_y1 + surface->sizes[0].height;
+ struct vmw_clip_rect clip;
+ int num;
+
+ clip.x1 = left + destX - unit->crtc.x;
+ clip.y1 = top + destY - unit->crtc.y;
+ clip.x2 = right + destX - unit->crtc.x;
+ clip.y2 = bottom + destY - unit->crtc.y;
/* skip any crtcs that misses the clip region */
- if (clip_x1 >= unit->crtc.mode.hdisplay ||
- clip_y1 >= unit->crtc.mode.vdisplay ||
- clip_x2 <= 0 || clip_y2 <= 0)
+ if (clip.x1 >= unit->crtc.mode.hdisplay ||
+ clip.y1 >= unit->crtc.mode.vdisplay ||
+ clip.x2 <= 0 || clip.y2 <= 0)
continue;
+ /*
+ * In order for the clip rects to be correctly scaled
+ * the src and dest rects needs to be the same size.
+ */
+ cmd->body.destRect.left = clip.x1;
+ cmd->body.destRect.right = clip.x2;
+ cmd->body.destRect.top = clip.y1;
+ cmd->body.destRect.bottom = clip.y2;
+
+ /* create a clip rect of the crtc in dest coords */
+ clip.x2 = unit->crtc.mode.hdisplay - clip.x1;
+ clip.y2 = unit->crtc.mode.vdisplay - clip.y1;
+ clip.x1 = 0 - clip.x1;
+ clip.y1 = 0 - clip.y1;
+
/* need to reset sid as it is changed by execbuf */
cmd->body.srcImage.sid = sid;
-
cmd->body.destScreenId = unit->unit;
- /*
- * The blit command is a lot more resilient then the
- * readback command when it comes to clip rects. So its
- * okay to go out of bounds.
- */
+ /* clip and write blits to cmd stream */
+ vmw_clip_cliprects(tmp, num_clips, clip, blits, &num);
- cmd->body.destRect.left = clip_x1;
- cmd->body.destRect.right = clip_x2;
- cmd->body.destRect.top = clip_y1;
- cmd->body.destRect.bottom = clip_y2;
+ /* if no cliprects hit skip this */
+ if (num == 0)
+ continue;
+ /* recalculate package length */
+ fifo_size = sizeof(*cmd) + sizeof(SVGASignedRect) * num;
+ cmd->header.size = cpu_to_le32(fifo_size - sizeof(cmd->header));
ret = vmw_execbuf_process(file_priv, dev_priv, NULL, cmd,
fifo_size, 0, NULL);
@@ -1189,6 +1291,8 @@ int vmw_kms_present(struct vmw_private *dev_priv,
}
kfree(cmd);
+out_free_tmp:
+ kfree(tmp);
return ret;
}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
index af8e6e5bd96..e1cb8556355 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
@@ -62,9 +62,14 @@ struct vmw_framebuffer {
int vmw_cursor_update_image(struct vmw_private *dev_priv,
u32 *image, u32 width, u32 height,
u32 hotspotX, u32 hotspotY);
+int vmw_cursor_update_dmabuf(struct vmw_private *dev_priv,
+ struct vmw_dma_buffer *dmabuf,
+ u32 width, u32 height,
+ u32 hotspotX, u32 hotspotY);
void vmw_cursor_update_position(struct vmw_private *dev_priv,
bool show, int x, int y);
+
/**
* Base class display unit.
*
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
index 90c5e392849..8f8dbd43c33 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
@@ -74,9 +74,10 @@ static int vmw_ldu_commit_list(struct vmw_private *dev_priv)
{
struct vmw_legacy_display *lds = dev_priv->ldu_priv;
struct vmw_legacy_display_unit *entry;
+ struct vmw_display_unit *du = NULL;
struct drm_framebuffer *fb = NULL;
struct drm_crtc *crtc = NULL;
- int i = 0;
+ int i = 0, ret;
/* If there is no display topology the host just assumes
* that the guest will set the same layout as the host.
@@ -129,6 +130,25 @@ static int vmw_ldu_commit_list(struct vmw_private *dev_priv)
lds->last_num_active = lds->num_active;
+
+ /* Find the first du with a cursor. */
+ list_for_each_entry(entry, &lds->active, active) {
+ du = &entry->base;
+
+ if (!du->cursor_dmabuf)
+ continue;
+
+ ret = vmw_cursor_update_dmabuf(dev_priv,
+ du->cursor_dmabuf,
+ 64, 64,
+ du->hotspot_x,
+ du->hotspot_y);
+ if (ret == 0)
+ break;
+
+ DRM_ERROR("Could not update cursor image\n");
+ }
+
return 0;
}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
index 86c5e4cceb3..1c7f09e2681 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
@@ -1190,6 +1190,29 @@ void vmw_resource_unreserve(struct list_head *list)
write_unlock(lock);
}
+/**
+ * Helper function that looks either a surface or dmabuf.
+ *
+ * The pointer this pointed at by out_surf and out_buf needs to be null.
+ */
+int vmw_user_lookup_handle(struct vmw_private *dev_priv,
+ struct ttm_object_file *tfile,
+ uint32_t handle,
+ struct vmw_surface **out_surf,
+ struct vmw_dma_buffer **out_buf)
+{
+ int ret;
+
+ BUG_ON(*out_surf || *out_buf);
+
+ ret = vmw_user_surface_lookup_handle(dev_priv, tfile, handle, out_surf);
+ if (!ret)
+ return 0;
+
+ ret = vmw_user_dmabuf_lookup(tfile, handle, out_buf);
+ return ret;
+}
+
int vmw_user_surface_lookup_handle(struct vmw_private *dev_priv,
struct ttm_object_file *tfile,
diff --git a/drivers/hwmon/jz4740-hwmon.c b/drivers/hwmon/jz4740-hwmon.c
index 7a48b1eb423..5253d23361d 100644
--- a/drivers/hwmon/jz4740-hwmon.c
+++ b/drivers/hwmon/jz4740-hwmon.c
@@ -59,7 +59,7 @@ static ssize_t jz4740_hwmon_read_adcin(struct device *dev,
{
struct jz4740_hwmon *hwmon = dev_get_drvdata(dev);
struct completion *completion = &hwmon->read_completion;
- unsigned long t;
+ long t;
unsigned long val;
int ret;
@@ -203,7 +203,7 @@ static int __devexit jz4740_hwmon_remove(struct platform_device *pdev)
return 0;
}
-struct platform_driver jz4740_hwmon_driver = {
+static struct platform_driver jz4740_hwmon_driver = {
.probe = jz4740_hwmon_probe,
.remove = __devexit_p(jz4740_hwmon_remove),
.driver = {
diff --git a/drivers/i2c/busses/i2c-eg20t.c b/drivers/i2c/busses/i2c-eg20t.c
index 8cebef49aea..18936ac9d51 100644
--- a/drivers/i2c/busses/i2c-eg20t.c
+++ b/drivers/i2c/busses/i2c-eg20t.c
@@ -893,6 +893,13 @@ static int __devinit pch_i2c_probe(struct pci_dev *pdev,
/* Set the number of I2C channel instance */
adap_info->ch_num = id->driver_data;
+ ret = request_irq(pdev->irq, pch_i2c_handler, IRQF_SHARED,
+ KBUILD_MODNAME, adap_info);
+ if (ret) {
+ pch_pci_err(pdev, "request_irq FAILED\n");
+ goto err_request_irq;
+ }
+
for (i = 0; i < adap_info->ch_num; i++) {
pch_adap = &adap_info->pch_data[i].pch_adapter;
adap_info->pch_i2c_suspended = false;
@@ -910,28 +917,23 @@ static int __devinit pch_i2c_probe(struct pci_dev *pdev,
pch_adap->dev.parent = &pdev->dev;
+ pch_i2c_init(&adap_info->pch_data[i]);
ret = i2c_add_adapter(pch_adap);
if (ret) {
pch_pci_err(pdev, "i2c_add_adapter[ch:%d] FAILED\n", i);
- goto err_i2c_add_adapter;
+ goto err_add_adapter;
}
-
- pch_i2c_init(&adap_info->pch_data[i]);
- }
- ret = request_irq(pdev->irq, pch_i2c_handler, IRQF_SHARED,
- KBUILD_MODNAME, adap_info);
- if (ret) {
- pch_pci_err(pdev, "request_irq FAILED\n");
- goto err_i2c_add_adapter;
}
pci_set_drvdata(pdev, adap_info);
pch_pci_dbg(pdev, "returns %d.\n", ret);
return 0;
-err_i2c_add_adapter:
+err_add_adapter:
for (j = 0; j < i; j++)
i2c_del_adapter(&adap_info->pch_data[j].pch_adapter);
+ free_irq(pdev->irq, adap_info);
+err_request_irq:
pci_iounmap(pdev, base_addr);
err_pci_iomap:
pci_release_regions(pdev);
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index a43d0023446..fa23faa20f0 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -1047,13 +1047,14 @@ omap_i2c_probe(struct platform_device *pdev)
* size. This is to ensure that we can handle the status on int
* call back latencies.
*/
- if (dev->rev >= OMAP_I2C_REV_ON_3530_4430) {
- dev->fifo_size = 0;
+
+ dev->fifo_size = (dev->fifo_size / 2);
+
+ if (dev->rev >= OMAP_I2C_REV_ON_3530_4430)
dev->b_hw = 0; /* Disable hardware fixes */
- } else {
- dev->fifo_size = (dev->fifo_size / 2);
+ else
dev->b_hw = 1; /* Enable hardware fixes */
- }
+
/* calculate wakeup latency constraint for MPU */
if (dev->set_mpu_wkup_lat != NULL)
dev->latency = (1000000 * dev->fifo_size) /
diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c
index 2754cef86a0..4c171808168 100644
--- a/drivers/i2c/busses/i2c-s3c2410.c
+++ b/drivers/i2c/busses/i2c-s3c2410.c
@@ -534,6 +534,7 @@ static int s3c24xx_i2c_doxfer(struct s3c24xx_i2c *i2c,
/* first, try busy waiting briefly */
do {
+ cpu_relax();
iicstat = readl(i2c->regs + S3C2410_IICSTAT);
} while ((iicstat & S3C2410_IICSTAT_START) && --spins);
@@ -786,7 +787,7 @@ static void s3c24xx_i2c_dt_gpio_free(struct s3c24xx_i2c *i2c)
#else
static int s3c24xx_i2c_parse_dt_gpio(struct s3c24xx_i2c *i2c)
{
- return -EINVAL;
+ return 0;
}
static void s3c24xx_i2c_dt_gpio_free(struct s3c24xx_i2c *i2c)
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index 09e66cce05d..236a88c1ca8 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -2513,6 +2513,9 @@ static int cma_resolve_ib_udp(struct rdma_id_private *id_priv,
req.private_data_len = sizeof(struct cma_hdr) +
conn_param->private_data_len;
+ if (req.private_data_len < conn_param->private_data_len)
+ return -EINVAL;
+
req.private_data = kzalloc(req.private_data_len, GFP_ATOMIC);
if (!req.private_data)
return -ENOMEM;
@@ -2562,6 +2565,9 @@ static int cma_connect_ib(struct rdma_id_private *id_priv,
memset(&req, 0, sizeof req);
offset = cma_user_data_offset(id_priv->id.ps);
req.private_data_len = offset + conn_param->private_data_len;
+ if (req.private_data_len < conn_param->private_data_len)
+ return -EINVAL;
+
private_data = kzalloc(req.private_data_len, GFP_ATOMIC);
if (!private_data)
return -ENOMEM;
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index b8279deb614..7b445df6a66 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -1250,7 +1250,8 @@ err_reg:
err_counter:
for (; i; --i)
- mlx4_counter_free(ibdev->dev, ibdev->counters[i - 1]);
+ if (ibdev->counters[i - 1] != -1)
+ mlx4_counter_free(ibdev->dev, ibdev->counters[i - 1]);
err_map:
iounmap(ibdev->uar_map);
@@ -1281,7 +1282,8 @@ static void mlx4_ib_remove(struct mlx4_dev *dev, void *ibdev_ptr)
}
iounmap(ibdev->uar_map);
for (p = 0; p < ibdev->num_ports; ++p)
- mlx4_counter_free(ibdev->dev, ibdev->counters[p]);
+ if (ibdev->counters[p] != -1)
+ mlx4_counter_free(ibdev->dev, ibdev->counters[p]);
mlx4_foreach_port(p, dev, MLX4_PORT_TYPE_IB)
mlx4_CLOSE_PORT(dev, p);
diff --git a/drivers/infiniband/hw/qib/qib_file_ops.c b/drivers/infiniband/hw/qib/qib_file_ops.c
index 574600ef5b4..a7403248d83 100644
--- a/drivers/infiniband/hw/qib/qib_file_ops.c
+++ b/drivers/infiniband/hw/qib/qib_file_ops.c
@@ -1285,7 +1285,7 @@ static int setup_ctxt(struct qib_pportdata *ppd, int ctxt,
strlcpy(rcd->comm, current->comm, sizeof(rcd->comm));
ctxt_fp(fp) = rcd;
qib_stats.sps_ctxts++;
- dd->freectxts++;
+ dd->freectxts--;
ret = 0;
goto bail;
@@ -1794,7 +1794,7 @@ static int qib_close(struct inode *in, struct file *fp)
if (dd->pageshadow)
unlock_expected_tids(rcd);
qib_stats.sps_ctxts--;
- dd->freectxts--;
+ dd->freectxts++;
}
mutex_unlock(&qib_mutex);
diff --git a/drivers/input/misc/cma3000_d0x.c b/drivers/input/misc/cma3000_d0x.c
index 80793f1608e..06517e60e50 100644
--- a/drivers/input/misc/cma3000_d0x.c
+++ b/drivers/input/misc/cma3000_d0x.c
@@ -115,8 +115,8 @@ static void decode_mg(struct cma3000_accl_data *data, int *datax,
static irqreturn_t cma3000_thread_irq(int irq, void *dev_id)
{
struct cma3000_accl_data *data = dev_id;
- int datax, datay, dataz;
- u8 ctrl, mode, range, intr_status;
+ int datax, datay, dataz, intr_status;
+ u8 ctrl, mode, range;
intr_status = CMA3000_READ(data, CMA3000_INTSTATUS, "interrupt status");
if (intr_status < 0)
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index c080b828e5d..a6dcd18e9ad 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -24,6 +24,7 @@
*/
#include <linux/module.h>
+#include <linux/delay.h>
#include <linux/dmi.h>
#include <linux/input/mt.h>
#include <linux/serio.h>
@@ -1220,6 +1221,16 @@ static int synaptics_reconnect(struct psmouse *psmouse)
do {
psmouse_reset(psmouse);
+ if (retry) {
+ /*
+ * On some boxes, right after resuming, the touchpad
+ * needs some time to finish initializing (I assume
+ * it needs time to calibrate) and start responding
+ * to Synaptics-specific queries, so let's wait a
+ * bit.
+ */
+ ssleep(1);
+ }
error = synaptics_detect(psmouse, 0);
} while (error && ++retry < 3);
diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c
index da0d8761e77..2ee47d01a3b 100644
--- a/drivers/input/tablet/wacom_wac.c
+++ b/drivers/input/tablet/wacom_wac.c
@@ -1470,6 +1470,9 @@ static const struct wacom_features wacom_features_0xE3 =
static const struct wacom_features wacom_features_0xE6 =
{ "Wacom ISDv4 E6", WACOM_PKGLEN_TPC2FG, 27760, 15694, 255,
0, TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
+static const struct wacom_features wacom_features_0xEC =
+ { "Wacom ISDv4 EC", WACOM_PKGLEN_GRAPHIRE, 25710, 14500, 255,
+ 0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
static const struct wacom_features wacom_features_0x47 =
{ "Wacom Intuos2 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023,
31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
@@ -1611,6 +1614,7 @@ const struct usb_device_id wacom_ids[] = {
{ USB_DEVICE_WACOM(0xE2) },
{ USB_DEVICE_WACOM(0xE3) },
{ USB_DEVICE_WACOM(0xE6) },
+ { USB_DEVICE_WACOM(0xEC) },
{ USB_DEVICE_WACOM(0x47) },
{ USB_DEVICE_LENOVO(0x6004) },
{ }
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index a004c3945c6..bdc447fd476 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -405,6 +405,9 @@ int dmar_disabled = 0;
int dmar_disabled = 1;
#endif /*CONFIG_INTEL_IOMMU_DEFAULT_ON*/
+int intel_iommu_enabled = 0;
+EXPORT_SYMBOL_GPL(intel_iommu_enabled);
+
static int dmar_map_gfx = 1;
static int dmar_forcedac;
static int intel_iommu_strict;
@@ -3647,6 +3650,8 @@ int __init intel_iommu_init(void)
bus_register_notifier(&pci_bus_type, &device_nb);
+ intel_iommu_enabled = 1;
+
return 0;
}
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index 7878712721b..b6907118283 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -1106,10 +1106,12 @@ void bitmap_write_all(struct bitmap *bitmap)
*/
int i;
+ spin_lock_irq(&bitmap->lock);
for (i = 0; i < bitmap->file_pages; i++)
set_page_attr(bitmap, bitmap->filemap[i],
BITMAP_PAGE_NEEDWRITE);
bitmap->allclean = 0;
+ spin_unlock_irq(&bitmap->lock);
}
static void bitmap_count_page(struct bitmap *bitmap, sector_t offset, int inc)
@@ -1605,7 +1607,9 @@ void bitmap_dirty_bits(struct bitmap *bitmap, unsigned long s, unsigned long e)
for (chunk = s; chunk <= e; chunk++) {
sector_t sec = (sector_t)chunk << CHUNK_BLOCK_SHIFT(bitmap);
bitmap_set_memory_bits(bitmap, sec, 1);
+ spin_lock_irq(&bitmap->lock);
bitmap_file_set_bit(bitmap, sec);
+ spin_unlock_irq(&bitmap->lock);
if (sec < bitmap->mddev->recovery_cp)
/* We are asserting that the array is dirty,
* so move the recovery_cp address back so
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 84acfe7d10e..ee981737edf 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -570,7 +570,7 @@ static void mddev_put(struct mddev *mddev)
mddev->ctime == 0 && !mddev->hold_active) {
/* Array is not configured at all, and not held active,
* so destroy it */
- list_del(&mddev->all_mddevs);
+ list_del_init(&mddev->all_mddevs);
bs = mddev->bio_set;
mddev->bio_set = NULL;
if (mddev->gendisk) {
@@ -2546,7 +2546,8 @@ state_show(struct md_rdev *rdev, char *page)
sep = ",";
}
if (test_bit(Blocked, &rdev->flags) ||
- rdev->badblocks.unacked_exist) {
+ (rdev->badblocks.unacked_exist
+ && !test_bit(Faulty, &rdev->flags))) {
len += sprintf(page+len, "%sblocked", sep);
sep = ",";
}
@@ -3788,6 +3789,8 @@ array_state_store(struct mddev *mddev, const char *buf, size_t len)
if (err)
return err;
else {
+ if (mddev->hold_active == UNTIL_IOCTL)
+ mddev->hold_active = 0;
sysfs_notify_dirent_safe(mddev->sysfs_state);
return len;
}
@@ -4487,11 +4490,20 @@ md_attr_show(struct kobject *kobj, struct attribute *attr, char *page)
if (!entry->show)
return -EIO;
+ spin_lock(&all_mddevs_lock);
+ if (list_empty(&mddev->all_mddevs)) {
+ spin_unlock(&all_mddevs_lock);
+ return -EBUSY;
+ }
+ mddev_get(mddev);
+ spin_unlock(&all_mddevs_lock);
+
rv = mddev_lock(mddev);
if (!rv) {
rv = entry->show(mddev, page);
mddev_unlock(mddev);
}
+ mddev_put(mddev);
return rv;
}
@@ -4507,13 +4519,19 @@ md_attr_store(struct kobject *kobj, struct attribute *attr,
return -EIO;
if (!capable(CAP_SYS_ADMIN))
return -EACCES;
+ spin_lock(&all_mddevs_lock);
+ if (list_empty(&mddev->all_mddevs)) {
+ spin_unlock(&all_mddevs_lock);
+ return -EBUSY;
+ }
+ mddev_get(mddev);
+ spin_unlock(&all_mddevs_lock);
rv = mddev_lock(mddev);
- if (mddev->hold_active == UNTIL_IOCTL)
- mddev->hold_active = 0;
if (!rv) {
rv = entry->store(mddev, page, length);
mddev_unlock(mddev);
}
+ mddev_put(mddev);
return rv;
}
@@ -7840,6 +7858,7 @@ int rdev_set_badblocks(struct md_rdev *rdev, sector_t s, int sectors,
s + rdev->data_offset, sectors, acknowledged);
if (rv) {
/* Make sure they get written out promptly */
+ sysfs_notify_dirent_safe(rdev->sysfs_state);
set_bit(MD_CHANGE_CLEAN, &rdev->mddev->flags);
md_wakeup_thread(rdev->mddev->thread);
}
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 297e2609217..31670f8d6b6 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -3036,6 +3036,8 @@ static void analyse_stripe(struct stripe_head *sh, struct stripe_head_state *s)
if (dev->written)
s->written++;
rdev = rcu_dereference(conf->disks[i].rdev);
+ if (rdev && test_bit(Faulty, &rdev->flags))
+ rdev = NULL;
if (rdev) {
is_bad = is_badblock(rdev, sh->sector, STRIPE_SECTORS,
&first_bad, &bad_sectors);
@@ -3063,12 +3065,12 @@ static void analyse_stripe(struct stripe_head *sh, struct stripe_head_state *s)
}
} else if (test_bit(In_sync, &rdev->flags))
set_bit(R5_Insync, &dev->flags);
- else if (!test_bit(Faulty, &rdev->flags)) {
+ else {
/* in sync if before recovery_offset */
if (sh->sector + STRIPE_SECTORS <= rdev->recovery_offset)
set_bit(R5_Insync, &dev->flags);
}
- if (test_bit(R5_WriteError, &dev->flags)) {
+ if (rdev && test_bit(R5_WriteError, &dev->flags)) {
clear_bit(R5_Insync, &dev->flags);
if (!test_bit(Faulty, &rdev->flags)) {
s->handle_bad_blocks = 1;
@@ -3076,7 +3078,7 @@ static void analyse_stripe(struct stripe_head *sh, struct stripe_head_state *s)
} else
clear_bit(R5_WriteError, &dev->flags);
}
- if (test_bit(R5_MadeGood, &dev->flags)) {
+ if (rdev && test_bit(R5_MadeGood, &dev->flags)) {
if (!test_bit(Faulty, &rdev->flags)) {
s->handle_bad_blocks = 1;
atomic_inc(&rdev->nr_pending);
diff --git a/drivers/media/common/tuners/mxl5007t.c b/drivers/media/common/tuners/mxl5007t.c
index 7eb1bf75cd0..5d02221e99d 100644
--- a/drivers/media/common/tuners/mxl5007t.c
+++ b/drivers/media/common/tuners/mxl5007t.c
@@ -488,9 +488,10 @@ static int mxl5007t_write_regs(struct mxl5007t_state *state,
static int mxl5007t_read_reg(struct mxl5007t_state *state, u8 reg, u8 *val)
{
+ u8 buf[2] = { 0xfb, reg };
struct i2c_msg msg[] = {
{ .addr = state->i2c_props.addr, .flags = 0,
- .buf = &reg, .len = 1 },
+ .buf = buf, .len = 2 },
{ .addr = state->i2c_props.addr, .flags = I2C_M_RD,
.buf = val, .len = 1 },
};
diff --git a/drivers/media/common/tuners/tda18218.c b/drivers/media/common/tuners/tda18218.c
index aacfe2387e2..4fc29730a12 100644
--- a/drivers/media/common/tuners/tda18218.c
+++ b/drivers/media/common/tuners/tda18218.c
@@ -141,7 +141,7 @@ static int tda18218_set_params(struct dvb_frontend *fe,
switch (params->u.ofdm.bandwidth) {
case BANDWIDTH_6_MHZ:
LP_Fc = 0;
- LO_Frac = params->frequency + 4000000;
+ LO_Frac = params->frequency + 3000000;
break;
case BANDWIDTH_7_MHZ:
LP_Fc = 1;
diff --git a/drivers/media/rc/ati_remote.c b/drivers/media/rc/ati_remote.c
index 303f22ea04c..01bb8daf4b0 100644
--- a/drivers/media/rc/ati_remote.c
+++ b/drivers/media/rc/ati_remote.c
@@ -189,7 +189,7 @@ struct ati_remote {
dma_addr_t inbuf_dma;
dma_addr_t outbuf_dma;
- unsigned char old_data[2]; /* Detect duplicate events */
+ unsigned char old_data; /* Detect duplicate events */
unsigned long old_jiffies;
unsigned long acc_jiffies; /* handle acceleration */
unsigned long first_jiffies;
@@ -221,35 +221,35 @@ struct ati_remote {
/* Translation table from hardware messages to input events. */
static const struct {
short kind;
- unsigned char data1, data2;
+ unsigned char data;
int type;
unsigned int code;
int value;
} ati_remote_tbl[] = {
/* Directional control pad axes */
- {KIND_ACCEL, 0x35, 0x70, EV_REL, REL_X, -1}, /* left */
- {KIND_ACCEL, 0x36, 0x71, EV_REL, REL_X, 1}, /* right */
- {KIND_ACCEL, 0x37, 0x72, EV_REL, REL_Y, -1}, /* up */
- {KIND_ACCEL, 0x38, 0x73, EV_REL, REL_Y, 1}, /* down */
+ {KIND_ACCEL, 0x70, EV_REL, REL_X, -1}, /* left */
+ {KIND_ACCEL, 0x71, EV_REL, REL_X, 1}, /* right */
+ {KIND_ACCEL, 0x72, EV_REL, REL_Y, -1}, /* up */
+ {KIND_ACCEL, 0x73, EV_REL, REL_Y, 1}, /* down */
/* Directional control pad diagonals */
- {KIND_LU, 0x39, 0x74, EV_REL, 0, 0}, /* left up */
- {KIND_RU, 0x3a, 0x75, EV_REL, 0, 0}, /* right up */
- {KIND_LD, 0x3c, 0x77, EV_REL, 0, 0}, /* left down */
- {KIND_RD, 0x3b, 0x76, EV_REL, 0, 0}, /* right down */
+ {KIND_LU, 0x74, EV_REL, 0, 0}, /* left up */
+ {KIND_RU, 0x75, EV_REL, 0, 0}, /* right up */
+ {KIND_LD, 0x77, EV_REL, 0, 0}, /* left down */
+ {KIND_RD, 0x76, EV_REL, 0, 0}, /* right down */
/* "Mouse button" buttons */
- {KIND_LITERAL, 0x3d, 0x78, EV_KEY, BTN_LEFT, 1}, /* left btn down */
- {KIND_LITERAL, 0x3e, 0x79, EV_KEY, BTN_LEFT, 0}, /* left btn up */
- {KIND_LITERAL, 0x41, 0x7c, EV_KEY, BTN_RIGHT, 1},/* right btn down */
- {KIND_LITERAL, 0x42, 0x7d, EV_KEY, BTN_RIGHT, 0},/* right btn up */
+ {KIND_LITERAL, 0x78, EV_KEY, BTN_LEFT, 1}, /* left btn down */
+ {KIND_LITERAL, 0x79, EV_KEY, BTN_LEFT, 0}, /* left btn up */
+ {KIND_LITERAL, 0x7c, EV_KEY, BTN_RIGHT, 1},/* right btn down */
+ {KIND_LITERAL, 0x7d, EV_KEY, BTN_RIGHT, 0},/* right btn up */
/* Artificial "doubleclick" events are generated by the hardware.
* They are mapped to the "side" and "extra" mouse buttons here. */
- {KIND_FILTERED, 0x3f, 0x7a, EV_KEY, BTN_SIDE, 1}, /* left dblclick */
- {KIND_FILTERED, 0x43, 0x7e, EV_KEY, BTN_EXTRA, 1},/* right dblclick */
+ {KIND_FILTERED, 0x7a, EV_KEY, BTN_SIDE, 1}, /* left dblclick */
+ {KIND_FILTERED, 0x7e, EV_KEY, BTN_EXTRA, 1},/* right dblclick */
/* Non-mouse events are handled by rc-core */
- {KIND_END, 0x00, 0x00, EV_MAX + 1, 0, 0}
+ {KIND_END, 0x00, EV_MAX + 1, 0, 0}
};
/* Local function prototypes */
@@ -397,25 +397,6 @@ static int ati_remote_sendpacket(struct ati_remote *ati_remote, u16 cmd, unsigne
}
/*
- * ati_remote_event_lookup
- */
-static int ati_remote_event_lookup(int rem, unsigned char d1, unsigned char d2)
-{
- int i;
-
- for (i = 0; ati_remote_tbl[i].kind != KIND_END; i++) {
- /*
- * Decide if the table entry matches the remote input.
- */
- if (ati_remote_tbl[i].data1 == d1 &&
- ati_remote_tbl[i].data2 == d2)
- return i;
-
- }
- return -1;
-}
-
-/*
* ati_remote_compute_accel
*
* Implements acceleration curve for directional control pad
@@ -463,7 +444,15 @@ static void ati_remote_input_report(struct urb *urb)
int index = -1;
int acc;
int remote_num;
- unsigned char scancode[2];
+ unsigned char scancode;
+ int i;
+
+ /*
+ * data[0] = 0x14
+ * data[1] = data[2] + data[3] + 0xd5 (a checksum byte)
+ * data[2] = the key code (with toggle bit in MSB with some models)
+ * data[3] = channel << 4 (the low 4 bits must be zero)
+ */
/* Deal with strange looking inputs */
if ( (urb->actual_length != 4) || (data[0] != 0x14) ||
@@ -472,6 +461,13 @@ static void ati_remote_input_report(struct urb *urb)
return;
}
+ if (data[1] != ((data[2] + data[3] + 0xd5) & 0xff)) {
+ dbginfo(&ati_remote->interface->dev,
+ "wrong checksum in input: %02x %02x %02x %02x\n",
+ data[0], data[1], data[2], data[3]);
+ return;
+ }
+
/* Mask unwanted remote channels. */
/* note: remote_num is 0-based, channel 1 on remote == 0 here */
remote_num = (data[3] >> 4) & 0x0f;
@@ -482,31 +478,30 @@ static void ati_remote_input_report(struct urb *urb)
return;
}
- scancode[0] = (((data[1] - ((remote_num + 1) << 4)) & 0xf0) | (data[1] & 0x0f));
-
/*
- * Some devices (e.g. SnapStream Firefly) use 8080 as toggle code,
- * so we have to clear them. The first bit is a bit tricky as the
- * "non-toggled" state depends on remote_num, so we xor it with the
- * second bit which is only used for toggle.
+ * MSB is a toggle code, though only used by some devices
+ * (e.g. SnapStream Firefly)
*/
- scancode[0] ^= (data[2] & 0x80);
-
- scancode[1] = data[2] & ~0x80;
+ scancode = data[2] & 0x7f;
- /* Look up event code index in mouse translation table. */
- index = ati_remote_event_lookup(remote_num, scancode[0], scancode[1]);
+ /* Look up event code index in the mouse translation table. */
+ for (i = 0; ati_remote_tbl[i].kind != KIND_END; i++) {
+ if (scancode == ati_remote_tbl[i].data) {
+ index = i;
+ break;
+ }
+ }
if (index >= 0) {
dbginfo(&ati_remote->interface->dev,
- "channel 0x%02x; mouse data %02x,%02x; index %d; keycode %d\n",
- remote_num, data[1], data[2], index, ati_remote_tbl[index].code);
+ "channel 0x%02x; mouse data %02x; index %d; keycode %d\n",
+ remote_num, data[2], index, ati_remote_tbl[index].code);
if (!dev)
return; /* no mouse device */
} else
dbginfo(&ati_remote->interface->dev,
- "channel 0x%02x; key data %02x,%02x, scancode %02x,%02x\n",
- remote_num, data[1], data[2], scancode[0], scancode[1]);
+ "channel 0x%02x; key data %02x, scancode %02x\n",
+ remote_num, data[2], scancode);
if (index >= 0 && ati_remote_tbl[index].kind == KIND_LITERAL) {
@@ -523,8 +518,7 @@ static void ati_remote_input_report(struct urb *urb)
unsigned long now = jiffies;
/* Filter duplicate events which happen "too close" together. */
- if (ati_remote->old_data[0] == data[1] &&
- ati_remote->old_data[1] == data[2] &&
+ if (ati_remote->old_data == data[2] &&
time_before(now, ati_remote->old_jiffies +
msecs_to_jiffies(repeat_filter))) {
ati_remote->repeat_count++;
@@ -533,8 +527,7 @@ static void ati_remote_input_report(struct urb *urb)
ati_remote->first_jiffies = now;
}
- ati_remote->old_data[0] = data[1];
- ati_remote->old_data[1] = data[2];
+ ati_remote->old_data = data[2];
ati_remote->old_jiffies = now;
/* Ensure we skip at least the 4 first duplicate events (generated
@@ -549,14 +542,13 @@ static void ati_remote_input_report(struct urb *urb)
if (index < 0) {
/* Not a mouse event, hand it to rc-core. */
- u32 rc_code = (scancode[0] << 8) | scancode[1];
/*
* We don't use the rc-core repeat handling yet as
* it would cause ghost repeats which would be a
* regression for this driver.
*/
- rc_keydown_notimeout(ati_remote->rdev, rc_code,
+ rc_keydown_notimeout(ati_remote->rdev, scancode,
data[2]);
rc_keyup(ati_remote->rdev);
return;
@@ -607,8 +599,7 @@ static void ati_remote_input_report(struct urb *urb)
input_sync(dev);
ati_remote->old_jiffies = jiffies;
- ati_remote->old_data[0] = data[1];
- ati_remote->old_data[1] = data[2];
+ ati_remote->old_data = data[2];
}
}
diff --git a/drivers/media/rc/keymaps/rc-ati-x10.c b/drivers/media/rc/keymaps/rc-ati-x10.c
index e1b8b2605c4..81506440ede 100644
--- a/drivers/media/rc/keymaps/rc-ati-x10.c
+++ b/drivers/media/rc/keymaps/rc-ati-x10.c
@@ -27,55 +27,55 @@
#include <media/rc-map.h>
static struct rc_map_table ati_x10[] = {
- { 0xd20d, KEY_1 },
- { 0xd30e, KEY_2 },
- { 0xd40f, KEY_3 },
- { 0xd510, KEY_4 },
- { 0xd611, KEY_5 },
- { 0xd712, KEY_6 },
- { 0xd813, KEY_7 },
- { 0xd914, KEY_8 },
- { 0xda15, KEY_9 },
- { 0xdc17, KEY_0 },
- { 0xc500, KEY_A },
- { 0xc601, KEY_B },
- { 0xde19, KEY_C },
- { 0xe01b, KEY_D },
- { 0xe621, KEY_E },
- { 0xe823, KEY_F },
+ { 0x0d, KEY_1 },
+ { 0x0e, KEY_2 },
+ { 0x0f, KEY_3 },
+ { 0x10, KEY_4 },
+ { 0x11, KEY_5 },
+ { 0x12, KEY_6 },
+ { 0x13, KEY_7 },
+ { 0x14, KEY_8 },
+ { 0x15, KEY_9 },
+ { 0x17, KEY_0 },
+ { 0x00, KEY_A },
+ { 0x01, KEY_B },
+ { 0x19, KEY_C },
+ { 0x1b, KEY_D },
+ { 0x21, KEY_E },
+ { 0x23, KEY_F },
- { 0xdd18, KEY_KPENTER }, /* "check" */
- { 0xdb16, KEY_MENU }, /* "menu" */
- { 0xc702, KEY_POWER }, /* Power */
- { 0xc803, KEY_TV }, /* TV */
- { 0xc904, KEY_DVD }, /* DVD */
- { 0xca05, KEY_WWW }, /* WEB */
- { 0xcb06, KEY_BOOKMARKS }, /* "book" */
- { 0xcc07, KEY_EDIT }, /* "hand" */
- { 0xe11c, KEY_COFFEE }, /* "timer" */
- { 0xe520, KEY_FRONT }, /* "max" */
- { 0xe21d, KEY_LEFT }, /* left */
- { 0xe41f, KEY_RIGHT }, /* right */
- { 0xe722, KEY_DOWN }, /* down */
- { 0xdf1a, KEY_UP }, /* up */
- { 0xe31e, KEY_OK }, /* "OK" */
- { 0xce09, KEY_VOLUMEDOWN }, /* VOL + */
- { 0xcd08, KEY_VOLUMEUP }, /* VOL - */
- { 0xcf0a, KEY_MUTE }, /* MUTE */
- { 0xd00b, KEY_CHANNELUP }, /* CH + */
- { 0xd10c, KEY_CHANNELDOWN },/* CH - */
- { 0xec27, KEY_RECORD }, /* ( o) red */
- { 0xea25, KEY_PLAY }, /* ( >) */
- { 0xe924, KEY_REWIND }, /* (<<) */
- { 0xeb26, KEY_FORWARD }, /* (>>) */
- { 0xed28, KEY_STOP }, /* ([]) */
- { 0xee29, KEY_PAUSE }, /* ('') */
- { 0xf02b, KEY_PREVIOUS }, /* (<-) */
- { 0xef2a, KEY_NEXT }, /* (>+) */
- { 0xf22d, KEY_INFO }, /* PLAYING */
- { 0xf32e, KEY_HOME }, /* TOP */
- { 0xf42f, KEY_END }, /* END */
- { 0xf530, KEY_SELECT }, /* SELECT */
+ { 0x18, KEY_KPENTER }, /* "check" */
+ { 0x16, KEY_MENU }, /* "menu" */
+ { 0x02, KEY_POWER }, /* Power */
+ { 0x03, KEY_TV }, /* TV */
+ { 0x04, KEY_DVD }, /* DVD */
+ { 0x05, KEY_WWW }, /* WEB */
+ { 0x06, KEY_BOOKMARKS }, /* "book" */
+ { 0x07, KEY_EDIT }, /* "hand" */
+ { 0x1c, KEY_COFFEE }, /* "timer" */
+ { 0x20, KEY_FRONT }, /* "max" */
+ { 0x1d, KEY_LEFT }, /* left */
+ { 0x1f, KEY_RIGHT }, /* right */
+ { 0x22, KEY_DOWN }, /* down */
+ { 0x1a, KEY_UP }, /* up */
+ { 0x1e, KEY_OK }, /* "OK" */
+ { 0x09, KEY_VOLUMEDOWN }, /* VOL + */
+ { 0x08, KEY_VOLUMEUP }, /* VOL - */
+ { 0x0a, KEY_MUTE }, /* MUTE */
+ { 0x0b, KEY_CHANNELUP }, /* CH + */
+ { 0x0c, KEY_CHANNELDOWN },/* CH - */
+ { 0x27, KEY_RECORD }, /* ( o) red */
+ { 0x25, KEY_PLAY }, /* ( >) */
+ { 0x24, KEY_REWIND }, /* (<<) */
+ { 0x26, KEY_FORWARD }, /* (>>) */
+ { 0x28, KEY_STOP }, /* ([]) */
+ { 0x29, KEY_PAUSE }, /* ('') */
+ { 0x2b, KEY_PREVIOUS }, /* (<-) */
+ { 0x2a, KEY_NEXT }, /* (>+) */
+ { 0x2d, KEY_INFO }, /* PLAYING */
+ { 0x2e, KEY_HOME }, /* TOP */
+ { 0x2f, KEY_END }, /* END */
+ { 0x30, KEY_SELECT }, /* SELECT */
};
static struct rc_map_list ati_x10_map = {
diff --git a/drivers/media/rc/keymaps/rc-medion-x10.c b/drivers/media/rc/keymaps/rc-medion-x10.c
index 09e2cc01d11..479cdb89781 100644
--- a/drivers/media/rc/keymaps/rc-medion-x10.c
+++ b/drivers/media/rc/keymaps/rc-medion-x10.c
@@ -25,70 +25,70 @@
#include <media/rc-map.h>
static struct rc_map_table medion_x10[] = {
- { 0xf12c, KEY_TV }, /* TV */
- { 0xf22d, KEY_VCR }, /* VCR */
- { 0xc904, KEY_DVD }, /* DVD */
- { 0xcb06, KEY_AUDIO }, /* MUSIC */
-
- { 0xf32e, KEY_RADIO }, /* RADIO */
- { 0xca05, KEY_DIRECTORY }, /* PHOTO */
- { 0xf42f, KEY_INFO }, /* TV-PREVIEW */
- { 0xf530, KEY_LIST }, /* CHANNEL-LST */
-
- { 0xe01b, KEY_SETUP }, /* SETUP */
- { 0xf631, KEY_VIDEO }, /* VIDEO DESKTOP */
-
- { 0xcd08, KEY_VOLUMEDOWN }, /* VOL - */
- { 0xce09, KEY_VOLUMEUP }, /* VOL + */
- { 0xd00b, KEY_CHANNELUP }, /* CHAN + */
- { 0xd10c, KEY_CHANNELDOWN }, /* CHAN - */
- { 0xc500, KEY_MUTE }, /* MUTE */
-
- { 0xf732, KEY_RED }, /* red */
- { 0xf833, KEY_GREEN }, /* green */
- { 0xf934, KEY_YELLOW }, /* yellow */
- { 0xfa35, KEY_BLUE }, /* blue */
- { 0xdb16, KEY_TEXT }, /* TXT */
-
- { 0xd20d, KEY_1 },
- { 0xd30e, KEY_2 },
- { 0xd40f, KEY_3 },
- { 0xd510, KEY_4 },
- { 0xd611, KEY_5 },
- { 0xd712, KEY_6 },
- { 0xd813, KEY_7 },
- { 0xd914, KEY_8 },
- { 0xda15, KEY_9 },
- { 0xdc17, KEY_0 },
- { 0xe11c, KEY_SEARCH }, /* TV/RAD, CH SRC */
- { 0xe520, KEY_DELETE }, /* DELETE */
-
- { 0xfb36, KEY_KEYBOARD }, /* RENAME */
- { 0xdd18, KEY_SCREEN }, /* SNAPSHOT */
-
- { 0xdf1a, KEY_UP }, /* up */
- { 0xe722, KEY_DOWN }, /* down */
- { 0xe21d, KEY_LEFT }, /* left */
- { 0xe41f, KEY_RIGHT }, /* right */
- { 0xe31e, KEY_OK }, /* OK */
-
- { 0xfc37, KEY_SELECT }, /* ACQUIRE IMAGE */
- { 0xfd38, KEY_EDIT }, /* EDIT IMAGE */
-
- { 0xe924, KEY_REWIND }, /* rewind (<<) */
- { 0xea25, KEY_PLAY }, /* play ( >) */
- { 0xeb26, KEY_FORWARD }, /* forward (>>) */
- { 0xec27, KEY_RECORD }, /* record ( o) */
- { 0xed28, KEY_STOP }, /* stop ([]) */
- { 0xee29, KEY_PAUSE }, /* pause ('') */
-
- { 0xe621, KEY_PREVIOUS }, /* prev */
- { 0xfe39, KEY_SWITCHVIDEOMODE }, /* F SCR */
- { 0xe823, KEY_NEXT }, /* next */
- { 0xde19, KEY_MENU }, /* MENU */
- { 0xff3a, KEY_LANGUAGE }, /* AUDIO */
-
- { 0xc702, KEY_POWER }, /* POWER */
+ { 0x2c, KEY_TV }, /* TV */
+ { 0x2d, KEY_VCR }, /* VCR */
+ { 0x04, KEY_DVD }, /* DVD */
+ { 0x06, KEY_AUDIO }, /* MUSIC */
+
+ { 0x2e, KEY_RADIO }, /* RADIO */
+ { 0x05, KEY_DIRECTORY }, /* PHOTO */
+ { 0x2f, KEY_INFO }, /* TV-PREVIEW */
+ { 0x30, KEY_LIST }, /* CHANNEL-LST */
+
+ { 0x1b, KEY_SETUP }, /* SETUP */
+ { 0x31, KEY_VIDEO }, /* VIDEO DESKTOP */
+
+ { 0x08, KEY_VOLUMEDOWN }, /* VOL - */
+ { 0x09, KEY_VOLUMEUP }, /* VOL + */
+ { 0x0b, KEY_CHANNELUP }, /* CHAN + */
+ { 0x0c, KEY_CHANNELDOWN }, /* CHAN - */
+ { 0x00, KEY_MUTE }, /* MUTE */
+
+ { 0x32, KEY_RED }, /* red */
+ { 0x33, KEY_GREEN }, /* green */
+ { 0x34, KEY_YELLOW }, /* yellow */
+ { 0x35, KEY_BLUE }, /* blue */
+ { 0x16, KEY_TEXT }, /* TXT */
+
+ { 0x0d, KEY_1 },
+ { 0x0e, KEY_2 },
+ { 0x0f, KEY_3 },
+ { 0x10, KEY_4 },
+ { 0x11, KEY_5 },
+ { 0x12, KEY_6 },
+ { 0x13, KEY_7 },
+ { 0x14, KEY_8 },
+ { 0x15, KEY_9 },
+ { 0x17, KEY_0 },
+ { 0x1c, KEY_SEARCH }, /* TV/RAD, CH SRC */
+ { 0x20, KEY_DELETE }, /* DELETE */
+
+ { 0x36, KEY_KEYBOARD }, /* RENAME */
+ { 0x18, KEY_SCREEN }, /* SNAPSHOT */
+
+ { 0x1a, KEY_UP }, /* up */
+ { 0x22, KEY_DOWN }, /* down */
+ { 0x1d, KEY_LEFT }, /* left */
+ { 0x1f, KEY_RIGHT }, /* right */
+ { 0x1e, KEY_OK }, /* OK */
+
+ { 0x37, KEY_SELECT }, /* ACQUIRE IMAGE */
+ { 0x38, KEY_EDIT }, /* EDIT IMAGE */
+
+ { 0x24, KEY_REWIND }, /* rewind (<<) */
+ { 0x25, KEY_PLAY }, /* play ( >) */
+ { 0x26, KEY_FORWARD }, /* forward (>>) */
+ { 0x27, KEY_RECORD }, /* record ( o) */
+ { 0x28, KEY_STOP }, /* stop ([]) */
+ { 0x29, KEY_PAUSE }, /* pause ('') */
+
+ { 0x21, KEY_PREVIOUS }, /* prev */
+ { 0x39, KEY_SWITCHVIDEOMODE }, /* F SCR */
+ { 0x23, KEY_NEXT }, /* next */
+ { 0x19, KEY_MENU }, /* MENU */
+ { 0x3a, KEY_LANGUAGE }, /* AUDIO */
+
+ { 0x02, KEY_POWER }, /* POWER */
};
static struct rc_map_list medion_x10_map = {
diff --git a/drivers/media/rc/keymaps/rc-snapstream-firefly.c b/drivers/media/rc/keymaps/rc-snapstream-firefly.c
index ef146520931..c7f33ec719b 100644
--- a/drivers/media/rc/keymaps/rc-snapstream-firefly.c
+++ b/drivers/media/rc/keymaps/rc-snapstream-firefly.c
@@ -22,63 +22,63 @@
#include <media/rc-map.h>
static struct rc_map_table snapstream_firefly[] = {
- { 0xf12c, KEY_ZOOM }, /* Maximize */
- { 0xc702, KEY_CLOSE },
-
- { 0xd20d, KEY_1 },
- { 0xd30e, KEY_2 },
- { 0xd40f, KEY_3 },
- { 0xd510, KEY_4 },
- { 0xd611, KEY_5 },
- { 0xd712, KEY_6 },
- { 0xd813, KEY_7 },
- { 0xd914, KEY_8 },
- { 0xda15, KEY_9 },
- { 0xdc17, KEY_0 },
- { 0xdb16, KEY_BACK },
- { 0xdd18, KEY_KPENTER }, /* ent */
-
- { 0xce09, KEY_VOLUMEUP },
- { 0xcd08, KEY_VOLUMEDOWN },
- { 0xcf0a, KEY_MUTE },
- { 0xd00b, KEY_CHANNELUP },
- { 0xd10c, KEY_CHANNELDOWN },
- { 0xc500, KEY_VENDOR }, /* firefly */
-
- { 0xf32e, KEY_INFO },
- { 0xf42f, KEY_OPTION },
-
- { 0xe21d, KEY_LEFT },
- { 0xe41f, KEY_RIGHT },
- { 0xe722, KEY_DOWN },
- { 0xdf1a, KEY_UP },
- { 0xe31e, KEY_OK },
-
- { 0xe11c, KEY_MENU },
- { 0xe520, KEY_EXIT },
-
- { 0xec27, KEY_RECORD },
- { 0xea25, KEY_PLAY },
- { 0xed28, KEY_STOP },
- { 0xe924, KEY_REWIND },
- { 0xeb26, KEY_FORWARD },
- { 0xee29, KEY_PAUSE },
- { 0xf02b, KEY_PREVIOUS },
- { 0xef2a, KEY_NEXT },
-
- { 0xcb06, KEY_AUDIO }, /* Music */
- { 0xca05, KEY_IMAGES }, /* Photos */
- { 0xc904, KEY_DVD },
- { 0xc803, KEY_TV },
- { 0xcc07, KEY_VIDEO },
-
- { 0xc601, KEY_HELP },
- { 0xf22d, KEY_MODE }, /* Mouse */
-
- { 0xde19, KEY_A },
- { 0xe01b, KEY_B },
- { 0xe621, KEY_C },
- { 0xe823, KEY_D },
+ { 0x2c, KEY_ZOOM }, /* Maximize */
+ { 0x02, KEY_CLOSE },
+
+ { 0x0d, KEY_1 },
+ { 0x0e, KEY_2 },
+ { 0x0f, KEY_3 },
+ { 0x10, KEY_4 },
+ { 0x11, KEY_5 },
+ { 0x12, KEY_6 },
+ { 0x13, KEY_7 },
+ { 0x14, KEY_8 },
+ { 0x15, KEY_9 },
+ { 0x17, KEY_0 },
+ { 0x16, KEY_BACK },
+ { 0x18, KEY_KPENTER }, /* ent */
+
+ { 0x09, KEY_VOLUMEUP },
+ { 0x08, KEY_VOLUMEDOWN },
+ { 0x0a, KEY_MUTE },
+ { 0x0b, KEY_CHANNELUP },
+ { 0x0c, KEY_CHANNELDOWN },
+ { 0x00, KEY_VENDOR }, /* firefly */
+
+ { 0x2e, KEY_INFO },
+ { 0x2f, KEY_OPTION },
+
+ { 0x1d, KEY_LEFT },
+ { 0x1f, KEY_RIGHT },
+ { 0x22, KEY_DOWN },
+ { 0x1a, KEY_UP },
+ { 0x1e, KEY_OK },
+
+ { 0x1c, KEY_MENU },
+ { 0x20, KEY_EXIT },
+
+ { 0x27, KEY_RECORD },
+ { 0x25, KEY_PLAY },
+ { 0x28, KEY_STOP },
+ { 0x24, KEY_REWIND },
+ { 0x26, KEY_FORWARD },
+ { 0x29, KEY_PAUSE },
+ { 0x2b, KEY_PREVIOUS },
+ { 0x2a, KEY_NEXT },
+
+ { 0x06, KEY_AUDIO }, /* Music */
+ { 0x05, KEY_IMAGES }, /* Photos */
+ { 0x04, KEY_DVD },
+ { 0x03, KEY_TV },
+ { 0x07, KEY_VIDEO },
+
+ { 0x01, KEY_HELP },
+ { 0x2d, KEY_MODE }, /* Mouse */
+
+ { 0x19, KEY_A },
+ { 0x1b, KEY_B },
+ { 0x21, KEY_C },
+ { 0x23, KEY_D },
};
static struct rc_map_list snapstream_firefly_map = {
diff --git a/drivers/media/video/au0828/au0828-cards.c b/drivers/media/video/au0828/au0828-cards.c
index 39fc923fc46..1c6015a04f9 100644
--- a/drivers/media/video/au0828/au0828-cards.c
+++ b/drivers/media/video/au0828/au0828-cards.c
@@ -162,11 +162,14 @@ static void hauppauge_eeprom(struct au0828_dev *dev, u8 *eeprom_data)
switch (tv.model) {
case 72000: /* WinTV-HVR950q (Retail, IR, ATSC/QAM */
case 72001: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and analog video */
+ case 72101: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and analog video */
+ case 72201: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */
case 72211: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */
case 72221: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */
case 72231: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */
case 72241: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM and analog video */
case 72251: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and analog video */
+ case 72261: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */
case 72301: /* WinTV-HVR850 (Retail, IR, ATSC and analog video */
case 72500: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM */
break;
@@ -324,6 +327,10 @@ struct usb_device_id au0828_usb_id_table[] = {
.driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL },
{ USB_DEVICE(0x2040, 0x8200),
.driver_info = AU0828_BOARD_HAUPPAUGE_WOODBURY },
+ { USB_DEVICE(0x2040, 0x7260),
+ .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
+ { USB_DEVICE(0x2040, 0x7213),
+ .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
{ },
};
diff --git a/drivers/media/video/m5mols/m5mols.h b/drivers/media/video/m5mols/m5mols.h
index 89d09a8914f..82c8817bd32 100644
--- a/drivers/media/video/m5mols/m5mols.h
+++ b/drivers/media/video/m5mols/m5mols.h
@@ -162,7 +162,6 @@ struct m5mols_version {
* @pad: media pad
* @ffmt: current fmt according to resolution type
* @res_type: current resolution type
- * @code: current code
* @irq_waitq: waitqueue for the capture
* @work_irq: workqueue for the IRQ
* @flags: state variable for the interrupt handler
@@ -192,7 +191,6 @@ struct m5mols_info {
struct media_pad pad;
struct v4l2_mbus_framefmt ffmt[M5MOLS_RESTYPE_MAX];
int res_type;
- enum v4l2_mbus_pixelcode code;
wait_queue_head_t irq_waitq;
struct work_struct work_irq;
unsigned long flags;
diff --git a/drivers/media/video/m5mols/m5mols_core.c b/drivers/media/video/m5mols/m5mols_core.c
index 05ab3700647..e0f09e53180 100644
--- a/drivers/media/video/m5mols/m5mols_core.c
+++ b/drivers/media/video/m5mols/m5mols_core.c
@@ -334,7 +334,7 @@ int m5mols_mode(struct m5mols_info *info, u8 mode)
int ret = -EINVAL;
u8 reg;
- if (mode < REG_PARAMETER && mode > REG_CAPTURE)
+ if (mode < REG_PARAMETER || mode > REG_CAPTURE)
return ret;
ret = m5mols_read_u8(sd, SYSTEM_SYSMODE, &reg);
@@ -511,9 +511,6 @@ static int m5mols_get_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
struct m5mols_info *info = to_m5mols(sd);
struct v4l2_mbus_framefmt *format;
- if (fmt->pad != 0)
- return -EINVAL;
-
format = __find_format(info, fh, fmt->which, info->res_type);
if (!format)
return -EINVAL;
@@ -532,9 +529,6 @@ static int m5mols_set_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
u32 resolution = 0;
int ret;
- if (fmt->pad != 0)
- return -EINVAL;
-
ret = __find_resolution(sd, format, &type, &resolution);
if (ret < 0)
return ret;
@@ -543,13 +537,14 @@ static int m5mols_set_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
if (!sfmt)
return 0;
- *sfmt = m5mols_default_ffmt[type];
- sfmt->width = format->width;
- sfmt->height = format->height;
+
+ format->code = m5mols_default_ffmt[type].code;
+ format->colorspace = V4L2_COLORSPACE_JPEG;
+ format->field = V4L2_FIELD_NONE;
if (fmt->which == V4L2_SUBDEV_FORMAT_ACTIVE) {
+ *sfmt = *format;
info->resolution = resolution;
- info->code = format->code;
info->res_type = type;
}
@@ -626,13 +621,14 @@ static int m5mols_start_monitor(struct m5mols_info *info)
static int m5mols_s_stream(struct v4l2_subdev *sd, int enable)
{
struct m5mols_info *info = to_m5mols(sd);
+ u32 code = info->ffmt[info->res_type].code;
if (enable) {
int ret = -EINVAL;
- if (is_code(info->code, M5MOLS_RESTYPE_MONITOR))
+ if (is_code(code, M5MOLS_RESTYPE_MONITOR))
ret = m5mols_start_monitor(info);
- if (is_code(info->code, M5MOLS_RESTYPE_CAPTURE))
+ if (is_code(code, M5MOLS_RESTYPE_CAPTURE))
ret = m5mols_start_capture(info);
return ret;
diff --git a/drivers/media/video/mt9m111.c b/drivers/media/video/mt9m111.c
index cf2c0fb95f2..398f96ffd35 100644
--- a/drivers/media/video/mt9m111.c
+++ b/drivers/media/video/mt9m111.c
@@ -955,6 +955,7 @@ static int mt9m111_probe(struct i2c_client *client,
mt9m111->rect.height = MT9M111_MAX_HEIGHT;
mt9m111->fmt = &mt9m111_colour_fmts[0];
mt9m111->lastpage = -1;
+ mutex_init(&mt9m111->power_lock);
ret = mt9m111_video_probe(client);
if (ret) {
diff --git a/drivers/media/video/mt9t112.c b/drivers/media/video/mt9t112.c
index 32114a3c0ca..7b34b11daf2 100644
--- a/drivers/media/video/mt9t112.c
+++ b/drivers/media/video/mt9t112.c
@@ -1083,8 +1083,10 @@ static int mt9t112_probe(struct i2c_client *client,
v4l2_i2c_subdev_init(&priv->subdev, client, &mt9t112_subdev_ops);
ret = mt9t112_camera_probe(client);
- if (ret)
+ if (ret) {
kfree(priv);
+ return ret;
+ }
/* Cannot fail: using the default supported pixel code */
mt9t112_set_params(priv, &rect, V4L2_MBUS_FMT_UYVY8_2X8);
diff --git a/drivers/media/video/omap/omap_vout.c b/drivers/media/video/omap/omap_vout.c
index 9c5c19f142d..ee0d0b39cd1 100644
--- a/drivers/media/video/omap/omap_vout.c
+++ b/drivers/media/video/omap/omap_vout.c
@@ -38,6 +38,7 @@
#include <linux/irq.h>
#include <linux/videodev2.h>
#include <linux/dma-mapping.h>
+#include <linux/slab.h>
#include <media/videobuf-dma-contig.h>
#include <media/v4l2-device.h>
@@ -2169,6 +2170,14 @@ static int __init omap_vout_probe(struct platform_device *pdev)
vid_dev->num_displays = 0;
for_each_dss_dev(dssdev) {
omap_dss_get_device(dssdev);
+
+ if (!dssdev->driver) {
+ dev_warn(&pdev->dev, "no driver for display: %s\n",
+ dssdev->name);
+ omap_dss_put_device(dssdev);
+ continue;
+ }
+
vid_dev->displays[vid_dev->num_displays++] = dssdev;
}
diff --git a/drivers/media/video/omap1_camera.c b/drivers/media/video/omap1_camera.c
index e87ae2f634b..6a6cf388bae 100644
--- a/drivers/media/video/omap1_camera.c
+++ b/drivers/media/video/omap1_camera.c
@@ -24,6 +24,7 @@
#include <linux/clk.h>
#include <linux/dma-mapping.h>
#include <linux/interrupt.h>
+#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
diff --git a/drivers/media/video/omap24xxcam-dma.c b/drivers/media/video/omap24xxcam-dma.c
index 1d54b86c936..3ea38a8def8 100644
--- a/drivers/media/video/omap24xxcam-dma.c
+++ b/drivers/media/video/omap24xxcam-dma.c
@@ -506,7 +506,7 @@ int omap24xxcam_sgdma_queue(struct omap24xxcam_sgdma *sgdma,
unsigned long flags;
struct sgdma_state *sg_state;
- if ((sglen < 0) || ((sglen > 0) & !sglist))
+ if ((sglen < 0) || ((sglen > 0) && !sglist))
return -EINVAL;
spin_lock_irqsave(&sgdma->lock, flags);
diff --git a/drivers/media/video/omap3isp/ispvideo.c b/drivers/media/video/omap3isp/ispvideo.c
index d1000723c5a..f2290578448 100644
--- a/drivers/media/video/omap3isp/ispvideo.c
+++ b/drivers/media/video/omap3isp/ispvideo.c
@@ -26,6 +26,7 @@
#include <asm/cacheflush.h>
#include <linux/clk.h>
#include <linux/mm.h>
+#include <linux/module.h>
#include <linux/pagemap.h>
#include <linux/scatterlist.h>
#include <linux/sched.h>
diff --git a/drivers/media/video/ov6650.c b/drivers/media/video/ov6650.c
index 9f2d26b1d4c..6806345ec2f 100644
--- a/drivers/media/video/ov6650.c
+++ b/drivers/media/video/ov6650.c
@@ -540,7 +540,7 @@ static u8 to_clkrc(struct v4l2_fract *timeperframe,
static int ov6650_s_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf)
{
struct i2c_client *client = v4l2_get_subdevdata(sd);
- struct soc_camera_device *icd = (struct soc_camera_device *)sd->grp_id;
+ struct soc_camera_device *icd = v4l2_get_subdev_hostdata(sd);
struct soc_camera_sense *sense = icd->sense;
struct ov6650 *priv = to_ov6650(client);
bool half_scale = !is_unscaled_ok(mf->width, mf->height, &priv->rect);
diff --git a/drivers/media/video/s5p-fimc/fimc-capture.c b/drivers/media/video/s5p-fimc/fimc-capture.c
index c8d91b0cd9b..2cc3b916672 100644
--- a/drivers/media/video/s5p-fimc/fimc-capture.c
+++ b/drivers/media/video/s5p-fimc/fimc-capture.c
@@ -98,6 +98,10 @@ static int fimc_capture_state_cleanup(struct fimc_dev *fimc, bool suspend)
vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR);
}
set_bit(ST_CAPT_SUSPENDED, &fimc->state);
+
+ fimc_hw_reset(fimc);
+ cap->buf_index = 0;
+
spin_unlock_irqrestore(&fimc->slock, flags);
if (streaming)
@@ -137,7 +141,7 @@ int fimc_capture_config_update(struct fimc_ctx *ctx)
struct fimc_dev *fimc = ctx->fimc_dev;
int ret;
- if (test_bit(ST_CAPT_APPLY_CFG, &fimc->state))
+ if (!test_bit(ST_CAPT_APPLY_CFG, &fimc->state))
return 0;
spin_lock(&ctx->slock);
@@ -150,7 +154,7 @@ int fimc_capture_config_update(struct fimc_ctx *ctx)
fimc_hw_set_rotation(ctx);
fimc_prepare_dma_offset(ctx, &ctx->d_frame);
fimc_hw_set_out_dma(ctx);
- set_bit(ST_CAPT_APPLY_CFG, &fimc->state);
+ clear_bit(ST_CAPT_APPLY_CFG, &fimc->state);
}
spin_unlock(&ctx->slock);
return ret;
@@ -164,7 +168,6 @@ static int start_streaming(struct vb2_queue *q, unsigned int count)
int min_bufs;
int ret;
- fimc_hw_reset(fimc);
vid_cap->frame_count = 0;
ret = fimc_init_capture(fimc);
@@ -523,7 +526,7 @@ static struct fimc_fmt *fimc_capture_try_format(struct fimc_ctx *ctx,
max_w = rotation ? pl->out_rot_en_w : pl->out_rot_dis_w;
min_w = ctx->state & FIMC_DST_CROP ? dst->width : var->min_out_pixsize;
min_h = ctx->state & FIMC_DST_CROP ? dst->height : var->min_out_pixsize;
- if (fimc->id == 1 && var->pix_hoff)
+ if (var->min_vsize_align == 1 && !rotation)
align_h = fimc_fmt_is_rgb(ffmt->color) ? 0 : 1;
depth = fimc_get_format_depth(ffmt);
@@ -1239,6 +1242,7 @@ static int fimc_subdev_set_fmt(struct v4l2_subdev *sd,
mutex_lock(&fimc->lock);
set_frame_bounds(ff, mf->width, mf->height);
+ fimc->vid_cap.mf = *mf;
ff->fmt = ffmt;
/* Reset the crop rectangle if required. */
@@ -1375,7 +1379,7 @@ static void fimc_destroy_capture_subdev(struct fimc_dev *fimc)
media_entity_cleanup(&sd->entity);
v4l2_device_unregister_subdev(sd);
kfree(sd);
- sd = NULL;
+ fimc->vid_cap.subdev = NULL;
}
/* Set default format at the sensor and host interface */
diff --git a/drivers/media/video/s5p-fimc/fimc-core.c b/drivers/media/video/s5p-fimc/fimc-core.c
index 19ca6db38b2..07c6254faee 100644
--- a/drivers/media/video/s5p-fimc/fimc-core.c
+++ b/drivers/media/video/s5p-fimc/fimc-core.c
@@ -37,7 +37,7 @@ static char *fimc_clocks[MAX_FIMC_CLOCKS] = {
static struct fimc_fmt fimc_formats[] = {
{
.name = "RGB565",
- .fourcc = V4L2_PIX_FMT_RGB565X,
+ .fourcc = V4L2_PIX_FMT_RGB565,
.depth = { 16 },
.color = S5P_FIMC_RGB565,
.memplanes = 1,
@@ -1038,12 +1038,11 @@ static int fimc_try_fmt_mplane(struct fimc_ctx *ctx, struct v4l2_format *f)
mod_x = 6; /* 64 x 32 pixels tile */
mod_y = 5;
} else {
- if (fimc->id == 1 && variant->pix_hoff)
+ if (variant->min_vsize_align == 1)
mod_y = fimc_fmt_is_rgb(fmt->color) ? 0 : 1;
else
- mod_y = mod_x;
+ mod_y = ffs(variant->min_vsize_align) - 1;
}
- dbg("mod_x: %d, mod_y: %d, max_w: %d", mod_x, mod_y, max_w);
v4l_bound_align_image(&pix->width, 16, max_w, mod_x,
&pix->height, 8, variant->pix_limit->scaler_dis_w, mod_y, 0);
@@ -1226,10 +1225,10 @@ static int fimc_m2m_try_crop(struct fimc_ctx *ctx, struct v4l2_crop *cr)
fimc->variant->min_inp_pixsize : fimc->variant->min_out_pixsize;
/* Get pixel alignment constraints. */
- if (fimc->id == 1 && fimc->variant->pix_hoff)
+ if (fimc->variant->min_vsize_align == 1)
halign = fimc_fmt_is_rgb(f->fmt->color) ? 0 : 1;
else
- halign = ffs(min_size) - 1;
+ halign = ffs(fimc->variant->min_vsize_align) - 1;
for (i = 0; i < f->fmt->colplanes; i++)
depth += f->fmt->depth[i];
@@ -1615,7 +1614,6 @@ static int fimc_probe(struct platform_device *pdev)
pdata = pdev->dev.platform_data;
fimc->pdata = pdata;
- set_bit(ST_LPM, &fimc->state);
init_waitqueue_head(&fimc->irq_queue);
spin_lock_init(&fimc->slock);
@@ -1707,8 +1705,6 @@ static int fimc_runtime_resume(struct device *dev)
/* Enable clocks and perform basic initalization */
clk_enable(fimc->clock[CLK_GATE]);
fimc_hw_reset(fimc);
- if (fimc->variant->out_buf_count > 4)
- fimc_hw_set_dma_seq(fimc, 0xF);
/* Resume the capture or mem-to-mem device */
if (fimc_capture_busy(fimc))
@@ -1750,8 +1746,6 @@ static int fimc_resume(struct device *dev)
return 0;
}
fimc_hw_reset(fimc);
- if (fimc->variant->out_buf_count > 4)
- fimc_hw_set_dma_seq(fimc, 0xF);
spin_unlock_irqrestore(&fimc->slock, flags);
if (fimc_capture_busy(fimc))
@@ -1780,7 +1774,6 @@ static int __devexit fimc_remove(struct platform_device *pdev)
struct fimc_dev *fimc = platform_get_drvdata(pdev);
pm_runtime_disable(&pdev->dev);
- fimc_runtime_suspend(&pdev->dev);
pm_runtime_set_suspended(&pdev->dev);
vb2_dma_contig_cleanup_ctx(fimc->alloc_ctx);
@@ -1840,6 +1833,7 @@ static struct samsung_fimc_variant fimc0_variant_s5p = {
.min_inp_pixsize = 16,
.min_out_pixsize = 16,
.hor_offs_align = 8,
+ .min_vsize_align = 16,
.out_buf_count = 4,
.pix_limit = &s5p_pix_limit[0],
};
@@ -1849,6 +1843,7 @@ static struct samsung_fimc_variant fimc2_variant_s5p = {
.min_inp_pixsize = 16,
.min_out_pixsize = 16,
.hor_offs_align = 8,
+ .min_vsize_align = 16,
.out_buf_count = 4,
.pix_limit = &s5p_pix_limit[1],
};
@@ -1861,6 +1856,7 @@ static struct samsung_fimc_variant fimc0_variant_s5pv210 = {
.min_inp_pixsize = 16,
.min_out_pixsize = 16,
.hor_offs_align = 8,
+ .min_vsize_align = 16,
.out_buf_count = 4,
.pix_limit = &s5p_pix_limit[1],
};
@@ -1874,6 +1870,7 @@ static struct samsung_fimc_variant fimc1_variant_s5pv210 = {
.min_inp_pixsize = 16,
.min_out_pixsize = 16,
.hor_offs_align = 1,
+ .min_vsize_align = 1,
.out_buf_count = 4,
.pix_limit = &s5p_pix_limit[2],
};
@@ -1884,6 +1881,7 @@ static struct samsung_fimc_variant fimc2_variant_s5pv210 = {
.min_inp_pixsize = 16,
.min_out_pixsize = 16,
.hor_offs_align = 8,
+ .min_vsize_align = 16,
.out_buf_count = 4,
.pix_limit = &s5p_pix_limit[2],
};
@@ -1898,6 +1896,7 @@ static struct samsung_fimc_variant fimc0_variant_exynos4 = {
.min_inp_pixsize = 16,
.min_out_pixsize = 16,
.hor_offs_align = 2,
+ .min_vsize_align = 1,
.out_buf_count = 32,
.pix_limit = &s5p_pix_limit[1],
};
@@ -1910,6 +1909,7 @@ static struct samsung_fimc_variant fimc3_variant_exynos4 = {
.min_inp_pixsize = 16,
.min_out_pixsize = 16,
.hor_offs_align = 2,
+ .min_vsize_align = 1,
.out_buf_count = 32,
.pix_limit = &s5p_pix_limit[3],
};
diff --git a/drivers/media/video/s5p-fimc/fimc-core.h b/drivers/media/video/s5p-fimc/fimc-core.h
index a6936dad5b1..c7f01c47b20 100644
--- a/drivers/media/video/s5p-fimc/fimc-core.h
+++ b/drivers/media/video/s5p-fimc/fimc-core.h
@@ -377,6 +377,7 @@ struct fimc_pix_limit {
* @min_inp_pixsize: minimum input pixel size
* @min_out_pixsize: minimum output pixel size
* @hor_offs_align: horizontal pixel offset aligment
+ * @min_vsize_align: minimum vertical pixel size alignment
* @out_buf_count: the number of buffers in output DMA sequence
*/
struct samsung_fimc_variant {
@@ -390,6 +391,7 @@ struct samsung_fimc_variant {
u16 min_inp_pixsize;
u16 min_out_pixsize;
u16 hor_offs_align;
+ u16 min_vsize_align;
u16 out_buf_count;
};
diff --git a/drivers/media/video/s5p-fimc/fimc-mdevice.c b/drivers/media/video/s5p-fimc/fimc-mdevice.c
index cc337b1de91..615c862f036 100644
--- a/drivers/media/video/s5p-fimc/fimc-mdevice.c
+++ b/drivers/media/video/s5p-fimc/fimc-mdevice.c
@@ -220,6 +220,7 @@ static struct v4l2_subdev *fimc_md_register_sensor(struct fimc_md *fmd,
sd = v4l2_i2c_new_subdev_board(&fmd->v4l2_dev, adapter,
s_info->pdata->board_info, NULL);
if (IS_ERR_OR_NULL(sd)) {
+ i2c_put_adapter(adapter);
v4l2_err(&fmd->v4l2_dev, "Failed to acquire subdev\n");
return NULL;
}
@@ -234,12 +235,15 @@ static struct v4l2_subdev *fimc_md_register_sensor(struct fimc_md *fmd,
static void fimc_md_unregister_sensor(struct v4l2_subdev *sd)
{
struct i2c_client *client = v4l2_get_subdevdata(sd);
+ struct i2c_adapter *adapter;
if (!client)
return;
v4l2_device_unregister_subdev(sd);
+ adapter = client->adapter;
i2c_unregister_device(client);
- i2c_put_adapter(client->adapter);
+ if (adapter)
+ i2c_put_adapter(adapter);
}
static int fimc_md_register_sensor_entities(struct fimc_md *fmd)
@@ -381,20 +385,28 @@ static void fimc_md_unregister_entities(struct fimc_md *fmd)
static int fimc_md_register_video_nodes(struct fimc_md *fmd)
{
+ struct video_device *vdev;
int i, ret = 0;
for (i = 0; i < FIMC_MAX_DEVS && !ret; i++) {
if (!fmd->fimc[i])
continue;
- if (fmd->fimc[i]->m2m.vfd)
- ret = video_register_device(fmd->fimc[i]->m2m.vfd,
- VFL_TYPE_GRABBER, -1);
- if (ret)
- break;
- if (fmd->fimc[i]->vid_cap.vfd)
- ret = video_register_device(fmd->fimc[i]->vid_cap.vfd,
- VFL_TYPE_GRABBER, -1);
+ vdev = fmd->fimc[i]->m2m.vfd;
+ if (vdev) {
+ ret = video_register_device(vdev, VFL_TYPE_GRABBER, -1);
+ if (ret)
+ break;
+ v4l2_info(&fmd->v4l2_dev, "Registered %s as /dev/%s\n",
+ vdev->name, video_device_node_name(vdev));
+ }
+
+ vdev = fmd->fimc[i]->vid_cap.vfd;
+ if (vdev == NULL)
+ continue;
+ ret = video_register_device(vdev, VFL_TYPE_GRABBER, -1);
+ v4l2_info(&fmd->v4l2_dev, "Registered %s as /dev/%s\n",
+ vdev->name, video_device_node_name(vdev));
}
return ret;
@@ -502,7 +514,7 @@ static int fimc_md_create_links(struct fimc_md *fmd)
if (WARN(csis == NULL,
"MIPI-CSI interface specified "
"but s5p-csis module is not loaded!\n"))
- continue;
+ return -EINVAL;
ret = media_entity_create_link(&sensor->entity, 0,
&csis->entity, CSIS_PAD_SINK,
@@ -742,9 +754,6 @@ static int __devinit fimc_md_probe(struct platform_device *pdev)
struct fimc_md *fmd;
int ret;
- if (WARN(!pdev->dev.platform_data, "Platform data not specified!\n"))
- return -EINVAL;
-
fmd = kzalloc(sizeof(struct fimc_md), GFP_KERNEL);
if (!fmd)
return -ENOMEM;
@@ -782,9 +791,11 @@ static int __devinit fimc_md_probe(struct platform_device *pdev)
if (ret)
goto err3;
- ret = fimc_md_register_sensor_entities(fmd);
- if (ret)
- goto err3;
+ if (pdev->dev.platform_data) {
+ ret = fimc_md_register_sensor_entities(fmd);
+ if (ret)
+ goto err3;
+ }
ret = fimc_md_create_links(fmd);
if (ret)
goto err3;
diff --git a/drivers/media/video/s5p-fimc/fimc-reg.c b/drivers/media/video/s5p-fimc/fimc-reg.c
index 20e664e3416..44f5c2d1920 100644
--- a/drivers/media/video/s5p-fimc/fimc-reg.c
+++ b/drivers/media/video/s5p-fimc/fimc-reg.c
@@ -35,6 +35,9 @@ void fimc_hw_reset(struct fimc_dev *dev)
cfg = readl(dev->regs + S5P_CIGCTRL);
cfg &= ~S5P_CIGCTRL_SWRST;
writel(cfg, dev->regs + S5P_CIGCTRL);
+
+ if (dev->variant->out_buf_count > 4)
+ fimc_hw_set_dma_seq(dev, 0xF);
}
static u32 fimc_hw_get_in_flip(struct fimc_ctx *ctx)
@@ -251,7 +254,14 @@ static void fimc_hw_set_scaler(struct fimc_ctx *ctx)
struct fimc_scaler *sc = &ctx->scaler;
struct fimc_frame *src_frame = &ctx->s_frame;
struct fimc_frame *dst_frame = &ctx->d_frame;
- u32 cfg = 0;
+
+ u32 cfg = readl(dev->regs + S5P_CISCCTRL);
+
+ cfg &= ~(S5P_CISCCTRL_CSCR2Y_WIDE | S5P_CISCCTRL_CSCY2R_WIDE |
+ S5P_CISCCTRL_SCALEUP_H | S5P_CISCCTRL_SCALEUP_V |
+ S5P_CISCCTRL_SCALERBYPASS | S5P_CISCCTRL_ONE2ONE |
+ S5P_CISCCTRL_INRGB_FMT_MASK | S5P_CISCCTRL_OUTRGB_FMT_MASK |
+ S5P_CISCCTRL_INTERLACE | S5P_CISCCTRL_RGB_EXT);
if (!(ctx->flags & FIMC_COLOR_RANGE_NARROW))
cfg |= (S5P_CISCCTRL_CSCR2Y_WIDE | S5P_CISCCTRL_CSCY2R_WIDE);
@@ -308,9 +318,9 @@ void fimc_hw_set_mainscaler(struct fimc_ctx *ctx)
fimc_hw_set_scaler(ctx);
cfg = readl(dev->regs + S5P_CISCCTRL);
+ cfg &= ~(S5P_CISCCTRL_MHRATIO_MASK | S5P_CISCCTRL_MVRATIO_MASK);
if (variant->has_mainscaler_ext) {
- cfg &= ~(S5P_CISCCTRL_MHRATIO_MASK | S5P_CISCCTRL_MVRATIO_MASK);
cfg |= S5P_CISCCTRL_MHRATIO_EXT(sc->main_hratio);
cfg |= S5P_CISCCTRL_MVRATIO_EXT(sc->main_vratio);
writel(cfg, dev->regs + S5P_CISCCTRL);
@@ -323,7 +333,6 @@ void fimc_hw_set_mainscaler(struct fimc_ctx *ctx)
cfg |= S5P_CIEXTEN_MVRATIO_EXT(sc->main_vratio);
writel(cfg, dev->regs + S5P_CIEXTEN);
} else {
- cfg &= ~(S5P_CISCCTRL_MHRATIO_MASK | S5P_CISCCTRL_MVRATIO_MASK);
cfg |= S5P_CISCCTRL_MHRATIO(sc->main_hratio);
cfg |= S5P_CISCCTRL_MVRATIO(sc->main_vratio);
writel(cfg, dev->regs + S5P_CISCCTRL);
diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_enc.c b/drivers/media/video/s5p-mfc/s5p_mfc_enc.c
index 1e8cdb77d4b..dff9dc79879 100644
--- a/drivers/media/video/s5p-mfc/s5p_mfc_enc.c
+++ b/drivers/media/video/s5p-mfc/s5p_mfc_enc.c
@@ -61,7 +61,7 @@ static struct s5p_mfc_fmt formats[] = {
.num_planes = 1,
},
{
- .name = "H264 Encoded Stream",
+ .name = "H263 Encoded Stream",
.fourcc = V4L2_PIX_FMT_H263,
.codec_mode = S5P_FIMV_CODEC_H263_ENC,
.type = MFC_FMT_ENC,
diff --git a/drivers/media/video/s5p-tv/mixer_video.c b/drivers/media/video/s5p-tv/mixer_video.c
index e16d3a4bc1d..b47d0c06ecf 100644
--- a/drivers/media/video/s5p-tv/mixer_video.c
+++ b/drivers/media/video/s5p-tv/mixer_video.c
@@ -16,6 +16,7 @@
#include <media/v4l2-ioctl.h>
#include <linux/videodev2.h>
#include <linux/mm.h>
+#include <linux/module.h>
#include <linux/version.h>
#include <linux/timer.h>
#include <media/videobuf2-dma-contig.h>
diff --git a/drivers/media/video/sh_mobile_ceu_camera.c b/drivers/media/video/sh_mobile_ceu_camera.c
index f390682629c..c51decfcae1 100644
--- a/drivers/media/video/sh_mobile_ceu_camera.c
+++ b/drivers/media/video/sh_mobile_ceu_camera.c
@@ -566,8 +566,10 @@ static int sh_mobile_ceu_add_device(struct soc_camera_device *icd)
ret = sh_mobile_ceu_soft_reset(pcdev);
csi2_sd = find_csi2(pcdev);
- if (csi2_sd)
- csi2_sd->grp_id = (long)icd;
+ if (csi2_sd) {
+ csi2_sd->grp_id = soc_camera_grp_id(icd);
+ v4l2_set_subdev_hostdata(csi2_sd, icd);
+ }
ret = v4l2_subdev_call(csi2_sd, core, s_power, 1);
if (ret < 0 && ret != -ENOIOCTLCMD && ret != -ENODEV) {
@@ -768,7 +770,7 @@ static struct v4l2_subdev *find_bus_subdev(struct sh_mobile_ceu_dev *pcdev,
{
if (pcdev->csi2_pdev) {
struct v4l2_subdev *csi2_sd = find_csi2(pcdev);
- if (csi2_sd && csi2_sd->grp_id == (u32)icd)
+ if (csi2_sd && csi2_sd->grp_id == soc_camera_grp_id(icd))
return csi2_sd;
}
@@ -1089,8 +1091,9 @@ static int sh_mobile_ceu_get_formats(struct soc_camera_device *icd, unsigned int
/* Try 2560x1920, 1280x960, 640x480, 320x240 */
mf.width = 2560 >> shift;
mf.height = 1920 >> shift;
- ret = v4l2_device_call_until_err(sd->v4l2_dev, (long)icd, video,
- s_mbus_fmt, &mf);
+ ret = v4l2_device_call_until_err(sd->v4l2_dev,
+ soc_camera_grp_id(icd), video,
+ s_mbus_fmt, &mf);
if (ret < 0)
return ret;
shift++;
@@ -1389,7 +1392,8 @@ static int client_s_fmt(struct soc_camera_device *icd,
bool ceu_1to1;
int ret;
- ret = v4l2_device_call_until_err(sd->v4l2_dev, (long)icd, video,
+ ret = v4l2_device_call_until_err(sd->v4l2_dev,
+ soc_camera_grp_id(icd), video,
s_mbus_fmt, mf);
if (ret < 0)
return ret;
@@ -1426,8 +1430,9 @@ static int client_s_fmt(struct soc_camera_device *icd,
tmp_h = min(2 * tmp_h, max_height);
mf->width = tmp_w;
mf->height = tmp_h;
- ret = v4l2_device_call_until_err(sd->v4l2_dev, (long)icd, video,
- s_mbus_fmt, mf);
+ ret = v4l2_device_call_until_err(sd->v4l2_dev,
+ soc_camera_grp_id(icd), video,
+ s_mbus_fmt, mf);
dev_geo(dev, "Camera scaled to %ux%u\n",
mf->width, mf->height);
if (ret < 0) {
@@ -1580,8 +1585,9 @@ static int sh_mobile_ceu_set_crop(struct soc_camera_device *icd,
}
if (interm_width < icd->user_width || interm_height < icd->user_height) {
- ret = v4l2_device_call_until_err(sd->v4l2_dev, (int)icd, video,
- s_mbus_fmt, &mf);
+ ret = v4l2_device_call_until_err(sd->v4l2_dev,
+ soc_camera_grp_id(icd), video,
+ s_mbus_fmt, &mf);
if (ret < 0)
return ret;
@@ -1867,7 +1873,8 @@ static int sh_mobile_ceu_try_fmt(struct soc_camera_device *icd,
mf.code = xlate->code;
mf.colorspace = pix->colorspace;
- ret = v4l2_device_call_until_err(sd->v4l2_dev, (long)icd, video, try_mbus_fmt, &mf);
+ ret = v4l2_device_call_until_err(sd->v4l2_dev, soc_camera_grp_id(icd),
+ video, try_mbus_fmt, &mf);
if (ret < 0)
return ret;
@@ -1891,8 +1898,9 @@ static int sh_mobile_ceu_try_fmt(struct soc_camera_device *icd,
*/
mf.width = 2560;
mf.height = 1920;
- ret = v4l2_device_call_until_err(sd->v4l2_dev, (long)icd, video,
- try_mbus_fmt, &mf);
+ ret = v4l2_device_call_until_err(sd->v4l2_dev,
+ soc_camera_grp_id(icd), video,
+ try_mbus_fmt, &mf);
if (ret < 0) {
/* Shouldn't actually happen... */
dev_err(icd->parent,
diff --git a/drivers/media/video/sh_mobile_csi2.c b/drivers/media/video/sh_mobile_csi2.c
index ea4f0473ed3..8a652b53ff7 100644
--- a/drivers/media/video/sh_mobile_csi2.c
+++ b/drivers/media/video/sh_mobile_csi2.c
@@ -143,7 +143,7 @@ static int sh_csi2_s_mbus_config(struct v4l2_subdev *sd,
const struct v4l2_mbus_config *cfg)
{
struct sh_csi2 *priv = container_of(sd, struct sh_csi2, subdev);
- struct soc_camera_device *icd = (struct soc_camera_device *)sd->grp_id;
+ struct soc_camera_device *icd = v4l2_get_subdev_hostdata(sd);
struct v4l2_subdev *client_sd = soc_camera_to_subdev(icd);
struct v4l2_mbus_config client_cfg = {.type = V4L2_MBUS_CSI2,
.flags = priv->mipi_flags};
@@ -202,7 +202,7 @@ static void sh_csi2_hwinit(struct sh_csi2 *priv)
static int sh_csi2_client_connect(struct sh_csi2 *priv)
{
struct sh_csi2_pdata *pdata = priv->pdev->dev.platform_data;
- struct soc_camera_device *icd = (struct soc_camera_device *)priv->subdev.grp_id;
+ struct soc_camera_device *icd = v4l2_get_subdev_hostdata(&priv->subdev);
struct v4l2_subdev *client_sd = soc_camera_to_subdev(icd);
struct device *dev = v4l2_get_subdevdata(&priv->subdev);
struct v4l2_mbus_config cfg;
diff --git a/drivers/media/video/soc_camera.c b/drivers/media/video/soc_camera.c
index b72580c3895..62e4312515c 100644
--- a/drivers/media/video/soc_camera.c
+++ b/drivers/media/video/soc_camera.c
@@ -1103,7 +1103,8 @@ static int soc_camera_probe(struct soc_camera_device *icd)
}
sd = soc_camera_to_subdev(icd);
- sd->grp_id = (long)icd;
+ sd->grp_id = soc_camera_grp_id(icd);
+ v4l2_set_subdev_hostdata(sd, icd);
if (v4l2_ctrl_add_handler(&icd->ctrl_handler, sd->ctrl_handler))
goto ectrl;
diff --git a/drivers/mfd/ab5500-debugfs.c b/drivers/mfd/ab5500-debugfs.c
index 43c0ebb8195..b7b2d3483fd 100644
--- a/drivers/mfd/ab5500-debugfs.c
+++ b/drivers/mfd/ab5500-debugfs.c
@@ -4,7 +4,7 @@
* Debugfs support for the AB5500 MFD driver
*/
-#include <linux/export.h>
+#include <linux/module.h>
#include <linux/debugfs.h>
#include <linux/seq_file.h>
#include <linux/mfd/ab5500/ab5500.h>
diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c
index 1e9173804ed..d3d572b2317 100644
--- a/drivers/mfd/ab8500-core.c
+++ b/drivers/mfd/ab8500-core.c
@@ -620,6 +620,7 @@ static struct resource __devinitdata ab8500_fg_resources[] = {
static struct resource __devinitdata ab8500_chargalg_resources[] = {};
+#ifdef CONFIG_DEBUG_FS
static struct resource __devinitdata ab8500_debug_resources[] = {
{
.name = "IRQ_FIRST",
@@ -634,6 +635,7 @@ static struct resource __devinitdata ab8500_debug_resources[] = {
.flags = IORESOURCE_IRQ,
},
};
+#endif
static struct resource __devinitdata ab8500_usb_resources[] = {
{
diff --git a/drivers/mfd/adp5520.c b/drivers/mfd/adp5520.c
index f1d88483112..8d816cce832 100644
--- a/drivers/mfd/adp5520.c
+++ b/drivers/mfd/adp5520.c
@@ -109,7 +109,7 @@ int adp5520_set_bits(struct device *dev, int reg, uint8_t bit_mask)
ret = __adp5520_read(chip->client, reg, &reg_val);
- if (!ret && ((reg_val & bit_mask) == 0)) {
+ if (!ret && ((reg_val & bit_mask) != bit_mask)) {
reg_val |= bit_mask;
ret = __adp5520_write(chip->client, reg, reg_val);
}
diff --git a/drivers/mfd/da903x.c b/drivers/mfd/da903x.c
index 1b79c37fd59..1924b857a0f 100644
--- a/drivers/mfd/da903x.c
+++ b/drivers/mfd/da903x.c
@@ -182,7 +182,7 @@ int da903x_set_bits(struct device *dev, int reg, uint8_t bit_mask)
if (ret)
goto out;
- if ((reg_val & bit_mask) == 0) {
+ if ((reg_val & bit_mask) != bit_mask) {
reg_val |= bit_mask;
ret = __da903x_write(chip->client, reg, reg_val);
}
@@ -549,6 +549,7 @@ static int __devexit da903x_remove(struct i2c_client *client)
struct da903x_chip *chip = i2c_get_clientdata(client);
da903x_remove_subdevs(chip);
+ free_irq(client->irq, chip);
kfree(chip);
return 0;
}
diff --git a/drivers/mfd/jz4740-adc.c b/drivers/mfd/jz4740-adc.c
index 1e9ee533eac..ef39528088f 100644
--- a/drivers/mfd/jz4740-adc.c
+++ b/drivers/mfd/jz4740-adc.c
@@ -16,6 +16,7 @@
*/
#include <linux/err.h>
+#include <linux/io.h>
#include <linux/irq.h>
#include <linux/interrupt.h>
#include <linux/kernel.h>
diff --git a/drivers/mfd/tps6586x.c b/drivers/mfd/tps6586x.c
index bba26d96c24..a5ddf31b60c 100644
--- a/drivers/mfd/tps6586x.c
+++ b/drivers/mfd/tps6586x.c
@@ -197,7 +197,7 @@ int tps6586x_set_bits(struct device *dev, int reg, uint8_t bit_mask)
if (ret)
goto out;
- if ((reg_val & bit_mask) == 0) {
+ if ((reg_val & bit_mask) != bit_mask) {
reg_val |= bit_mask;
ret = __tps6586x_write(to_i2c_client(dev), reg, reg_val);
}
diff --git a/drivers/mfd/tps65910.c b/drivers/mfd/tps65910.c
index 6f5b8cf2f65..c1da84bc157 100644
--- a/drivers/mfd/tps65910.c
+++ b/drivers/mfd/tps65910.c
@@ -120,7 +120,7 @@ int tps65910_clear_bits(struct tps65910 *tps65910, u8 reg, u8 mask)
goto out;
}
- data &= mask;
+ data &= ~mask;
err = tps65910_i2c_write(tps65910, reg, 1, &data);
if (err)
dev_err(tps65910->dev, "write to reg %x failed\n", reg);
diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c
index bfbd66021af..61e70cfaa77 100644
--- a/drivers/mfd/twl-core.c
+++ b/drivers/mfd/twl-core.c
@@ -363,13 +363,13 @@ int twl_i2c_write(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes)
pr_err("%s: invalid module number %d\n", DRIVER_NAME, mod_no);
return -EPERM;
}
- sid = twl_map[mod_no].sid;
- twl = &twl_modules[sid];
-
if (unlikely(!inuse)) {
- pr_err("%s: client %d is not initialized\n", DRIVER_NAME, sid);
+ pr_err("%s: not initialized\n", DRIVER_NAME);
return -EPERM;
}
+ sid = twl_map[mod_no].sid;
+ twl = &twl_modules[sid];
+
mutex_lock(&twl->xfer_lock);
/*
* [MSG1]: fill the register address data
@@ -420,13 +420,13 @@ int twl_i2c_read(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes)
pr_err("%s: invalid module number %d\n", DRIVER_NAME, mod_no);
return -EPERM;
}
- sid = twl_map[mod_no].sid;
- twl = &twl_modules[sid];
-
if (unlikely(!inuse)) {
- pr_err("%s: client %d is not initialized\n", DRIVER_NAME, sid);
+ pr_err("%s: not initialized\n", DRIVER_NAME);
return -EPERM;
}
+ sid = twl_map[mod_no].sid;
+ twl = &twl_modules[sid];
+
mutex_lock(&twl->xfer_lock);
/* [MSG1] fill the register address data */
msg = &twl->xfer_msg[0];
diff --git a/drivers/mfd/twl4030-irq.c b/drivers/mfd/twl4030-irq.c
index f062c8cc6c3..29f11e0765f 100644
--- a/drivers/mfd/twl4030-irq.c
+++ b/drivers/mfd/twl4030-irq.c
@@ -432,6 +432,7 @@ struct sih_agent {
u32 edge_change;
struct mutex irq_lock;
+ char *irq_name;
};
/*----------------------------------------------------------------------*/
@@ -589,7 +590,7 @@ static inline int sih_read_isr(const struct sih *sih)
* Generic handler for SIH interrupts ... we "know" this is called
* in task context, with IRQs enabled.
*/
-static void handle_twl4030_sih(unsigned irq, struct irq_desc *desc)
+static irqreturn_t handle_twl4030_sih(int irq, void *data)
{
struct sih_agent *agent = irq_get_handler_data(irq);
const struct sih *sih = agent->sih;
@@ -602,7 +603,7 @@ static void handle_twl4030_sih(unsigned irq, struct irq_desc *desc)
pr_err("twl4030: %s SIH, read ISR error %d\n",
sih->name, isr);
/* REVISIT: recover; eventually mask it all, etc */
- return;
+ return IRQ_HANDLED;
}
while (isr) {
@@ -616,6 +617,7 @@ static void handle_twl4030_sih(unsigned irq, struct irq_desc *desc)
pr_err("twl4030: %s SIH, invalid ISR bit %d\n",
sih->name, irq);
}
+ return IRQ_HANDLED;
}
static unsigned twl4030_irq_next;
@@ -668,18 +670,19 @@ int twl4030_sih_setup(int module)
activate_irq(irq);
}
- status = irq_base;
twl4030_irq_next += i;
/* replace generic PIH handler (handle_simple_irq) */
irq = sih_mod + twl4030_irq_base;
irq_set_handler_data(irq, agent);
- irq_set_chained_handler(irq, handle_twl4030_sih);
+ agent->irq_name = kasprintf(GFP_KERNEL, "twl4030_%s", sih->name);
+ status = request_threaded_irq(irq, NULL, handle_twl4030_sih, 0,
+ agent->irq_name ?: sih->name, NULL);
pr_info("twl4030: %s (irq %d) chaining IRQs %d..%d\n", sih->name,
irq, irq_base, twl4030_irq_next - 1);
- return status;
+ return status < 0 ? status : irq_base;
}
/* FIXME need a call to reverse twl4030_sih_setup() ... */
@@ -733,8 +736,9 @@ int twl4030_init_irq(int irq_num, unsigned irq_base, unsigned irq_end)
}
/* install an irq handler to demultiplex the TWL4030 interrupt */
- status = request_threaded_irq(irq_num, NULL, handle_twl4030_pih, 0,
- "TWL4030-PIH", NULL);
+ status = request_threaded_irq(irq_num, NULL, handle_twl4030_pih,
+ IRQF_ONESHOT,
+ "TWL4030-PIH", NULL);
if (status < 0) {
pr_err("twl4030: could not claim irq%d: %d\n", irq_num, status);
goto fail_rqirq;
diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c
index 5d6ba132837..61894fced8e 100644
--- a/drivers/mfd/wm8994-core.c
+++ b/drivers/mfd/wm8994-core.c
@@ -239,6 +239,7 @@ static int wm8994_suspend(struct device *dev)
switch (wm8994->type) {
case WM8958:
+ case WM1811:
ret = wm8994_reg_read(wm8994, WM8958_MIC_DETECT_1);
if (ret < 0) {
dev_err(dev, "Failed to read power status: %d\n", ret);
diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index a1cb21f9530..1e0e27cbe98 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -1606,6 +1606,14 @@ static const struct mmc_fixup blk_fixups[] =
MMC_QUIRK_BLK_NO_CMD23),
MMC_FIXUP("MMC32G", 0x11, CID_OEMID_ANY, add_quirk_mmc,
MMC_QUIRK_BLK_NO_CMD23),
+
+ /*
+ * Some Micron MMC cards needs longer data read timeout than
+ * indicated in CSD.
+ */
+ MMC_FIXUP(CID_NAME_ANY, 0x13, 0x200, add_quirk_mmc,
+ MMC_QUIRK_LONG_READ_TIME),
+
END_FIXUP
};
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index 5278ffb20e7..950b97d7412 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -529,6 +529,18 @@ void mmc_set_data_timeout(struct mmc_data *data, const struct mmc_card *card)
data->timeout_clks = 0;
}
}
+
+ /*
+ * Some cards require longer data read timeout than indicated in CSD.
+ * Address this by setting the read timeout to a "reasonably high"
+ * value. For the cards tested, 300ms has proven enough. If necessary,
+ * this value can be increased if other problematic cards require this.
+ */
+ if (mmc_card_long_read_time(card) && data->flags & MMC_DATA_READ) {
+ data->timeout_ns = 300000000;
+ data->timeout_clks = 0;
+ }
+
/*
* Some cards need very high timeouts if driven in SPI mode.
* The worst observed timeout was 900ms after writing a
@@ -1213,6 +1225,46 @@ void mmc_set_driver_type(struct mmc_host *host, unsigned int drv_type)
mmc_host_clk_release(host);
}
+static void mmc_poweroff_notify(struct mmc_host *host)
+{
+ struct mmc_card *card;
+ unsigned int timeout;
+ unsigned int notify_type = EXT_CSD_NO_POWER_NOTIFICATION;
+ int err = 0;
+
+ card = host->card;
+
+ /*
+ * Send power notify command only if card
+ * is mmc and notify state is powered ON
+ */
+ if (card && mmc_card_mmc(card) &&
+ (card->poweroff_notify_state == MMC_POWERED_ON)) {
+
+ if (host->power_notify_type == MMC_HOST_PW_NOTIFY_SHORT) {
+ notify_type = EXT_CSD_POWER_OFF_SHORT;
+ timeout = card->ext_csd.generic_cmd6_time;
+ card->poweroff_notify_state = MMC_POWEROFF_SHORT;
+ } else {
+ notify_type = EXT_CSD_POWER_OFF_LONG;
+ timeout = card->ext_csd.power_off_longtime;
+ card->poweroff_notify_state = MMC_POWEROFF_LONG;
+ }
+
+ err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
+ EXT_CSD_POWER_OFF_NOTIFICATION,
+ notify_type, timeout);
+
+ if (err && err != -EBADMSG)
+ pr_err("Device failed to respond within %d poweroff "
+ "time. Forcefully powering down the device\n",
+ timeout);
+
+ /* Set the card state to no notification after the poweroff */
+ card->poweroff_notify_state = MMC_NO_POWER_NOTIFICATION;
+ }
+}
+
/*
* Apply power to the MMC stack. This is a two-stage process.
* First, we enable power to the card without the clock running.
@@ -1269,42 +1321,12 @@ static void mmc_power_up(struct mmc_host *host)
void mmc_power_off(struct mmc_host *host)
{
- struct mmc_card *card;
- unsigned int notify_type;
- unsigned int timeout;
- int err;
-
mmc_host_clk_hold(host);
- card = host->card;
host->ios.clock = 0;
host->ios.vdd = 0;
- if (card && mmc_card_mmc(card) &&
- (card->poweroff_notify_state == MMC_POWERED_ON)) {
-
- if (host->power_notify_type == MMC_HOST_PW_NOTIFY_SHORT) {
- notify_type = EXT_CSD_POWER_OFF_SHORT;
- timeout = card->ext_csd.generic_cmd6_time;
- card->poweroff_notify_state = MMC_POWEROFF_SHORT;
- } else {
- notify_type = EXT_CSD_POWER_OFF_LONG;
- timeout = card->ext_csd.power_off_longtime;
- card->poweroff_notify_state = MMC_POWEROFF_LONG;
- }
-
- err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
- EXT_CSD_POWER_OFF_NOTIFICATION,
- notify_type, timeout);
-
- if (err && err != -EBADMSG)
- pr_err("Device failed to respond within %d poweroff "
- "time. Forcefully powering down the device\n",
- timeout);
-
- /* Set the card state to no notification after the poweroff */
- card->poweroff_notify_state = MMC_NO_POWER_NOTIFICATION;
- }
+ mmc_poweroff_notify(host);
/*
* Reset ocr mask to be the highest possible voltage supported for
@@ -2196,7 +2218,7 @@ int mmc_card_sleep(struct mmc_host *host)
mmc_bus_get(host);
- if (host->bus_ops && !host->bus_dead && host->bus_ops->awake)
+ if (host->bus_ops && !host->bus_dead && host->bus_ops->sleep)
err = host->bus_ops->sleep(host);
mmc_bus_put(host);
@@ -2302,8 +2324,17 @@ int mmc_suspend_host(struct mmc_host *host)
* pre-claim the host.
*/
if (mmc_try_claim_host(host)) {
- if (host->bus_ops->suspend)
+ if (host->bus_ops->suspend) {
+ /*
+ * For eMMC 4.5 device send notify command
+ * before sleep, because in sleep state eMMC 4.5
+ * devices respond to only RESET and AWAKE cmd
+ */
+ mmc_poweroff_notify(host);
err = host->bus_ops->suspend(host);
+ }
+ mmc_do_release_host(host);
+
if (err == -ENOSYS || !host->bus_ops->resume) {
/*
* We simply "remove" the card in this case.
@@ -2318,7 +2349,6 @@ int mmc_suspend_host(struct mmc_host *host)
host->pm_flags = 0;
err = 0;
}
- mmc_do_release_host(host);
} else {
err = -EBUSY;
}
diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c
index e8a5eb38748..d31c78b72b0 100644
--- a/drivers/mmc/core/host.c
+++ b/drivers/mmc/core/host.c
@@ -302,17 +302,6 @@ struct mmc_host *mmc_alloc_host(int extra, struct device *dev)
host->max_blk_size = 512;
host->max_blk_count = PAGE_CACHE_SIZE / 512;
- /*
- * Enable runtime power management by default. This flag was added due
- * to runtime power management causing disruption for some users, but
- * the power on/off code has been improved since then.
- *
- * We'll enable this flag by default as an experiment, and if no
- * problems are reported, we will follow up later and remove the flag
- * altogether.
- */
- host->caps = MMC_CAP_POWER_OFF_CARD;
-
return host;
free:
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index dbf421a6279..d240427c124 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -876,17 +876,21 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr,
* set the notification byte in the ext_csd register of device
*/
if ((host->caps2 & MMC_CAP2_POWEROFF_NOTIFY) &&
- (card->poweroff_notify_state == MMC_NO_POWER_NOTIFICATION)) {
+ (card->ext_csd.rev >= 6)) {
err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
EXT_CSD_POWER_OFF_NOTIFICATION,
EXT_CSD_POWER_ON,
card->ext_csd.generic_cmd6_time);
if (err && err != -EBADMSG)
goto free_card;
- }
- if (!err)
- card->poweroff_notify_state = MMC_POWERED_ON;
+ /*
+ * The err can be -EBADMSG or 0,
+ * so check for success and update the flag
+ */
+ if (!err)
+ card->poweroff_notify_state = MMC_POWERED_ON;
+ }
/*
* Activate high speed (if supported)
diff --git a/drivers/mmc/host/mxcmmc.c b/drivers/mmc/host/mxcmmc.c
index 325ea61e12d..8e0fbe99404 100644
--- a/drivers/mmc/host/mxcmmc.c
+++ b/drivers/mmc/host/mxcmmc.c
@@ -732,6 +732,7 @@ static void mxcmci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
"failed to config DMA channel. Falling back to PIO\n");
dma_release_channel(host->dma);
host->do_dma = 0;
+ host->dma = NULL;
}
}
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 101cd31c822..d5fe43d53c5 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -1010,6 +1010,7 @@ static void omap_hsmmc_dma_cleanup(struct omap_hsmmc_host *host, int errno)
host->data->sg_len,
omap_hsmmc_get_dma_dir(host, host->data));
omap_free_dma(dma_ch);
+ host->data->host_cookie = 0;
}
host->data = NULL;
}
@@ -1575,8 +1576,10 @@ static void omap_hsmmc_post_req(struct mmc_host *mmc, struct mmc_request *mrq,
struct mmc_data *data = mrq->data;
if (host->use_dma) {
- dma_unmap_sg(mmc_dev(host->mmc), data->sg, data->sg_len,
- omap_hsmmc_get_dma_dir(host, data));
+ if (data->host_cookie)
+ dma_unmap_sg(mmc_dev(host->mmc), data->sg,
+ data->sg_len,
+ omap_hsmmc_get_dma_dir(host, data));
data->host_cookie = 0;
}
}
diff --git a/drivers/mmc/host/sdhci-cns3xxx.c b/drivers/mmc/host/sdhci-cns3xxx.c
index 4b920b7621c..b4257e70061 100644
--- a/drivers/mmc/host/sdhci-cns3xxx.c
+++ b/drivers/mmc/host/sdhci-cns3xxx.c
@@ -15,6 +15,7 @@
#include <linux/delay.h>
#include <linux/device.h>
#include <linux/mmc/host.h>
+#include <linux/module.h>
#include <mach/cns3xxx.h>
#include "sdhci-pltfm.h"
@@ -108,13 +109,10 @@ static struct platform_driver sdhci_cns3xxx_driver = {
.driver = {
.name = "sdhci-cns3xxx",
.owner = THIS_MODULE,
+ .pm = SDHCI_PLTFM_PMOPS,
},
.probe = sdhci_cns3xxx_probe,
.remove = __devexit_p(sdhci_cns3xxx_remove),
-#ifdef CONFIG_PM
- .suspend = sdhci_pltfm_suspend,
- .resume = sdhci_pltfm_resume,
-#endif
};
static int __init sdhci_cns3xxx_init(void)
diff --git a/drivers/mmc/host/sdhci-dove.c b/drivers/mmc/host/sdhci-dove.c
index f2d29dca442..a81312c91f7 100644
--- a/drivers/mmc/host/sdhci-dove.c
+++ b/drivers/mmc/host/sdhci-dove.c
@@ -82,13 +82,10 @@ static struct platform_driver sdhci_dove_driver = {
.driver = {
.name = "sdhci-dove",
.owner = THIS_MODULE,
+ .pm = SDHCI_PLTFM_PMOPS,
},
.probe = sdhci_dove_probe,
.remove = __devexit_p(sdhci_dove_remove),
-#ifdef CONFIG_PM
- .suspend = sdhci_pltfm_suspend,
- .resume = sdhci_pltfm_resume,
-#endif
};
static int __init sdhci_dove_init(void)
diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
index 4b976f00ea8..38ebc4ea259 100644
--- a/drivers/mmc/host/sdhci-esdhc-imx.c
+++ b/drivers/mmc/host/sdhci-esdhc-imx.c
@@ -599,14 +599,11 @@ static struct platform_driver sdhci_esdhc_imx_driver = {
.name = "sdhci-esdhc-imx",
.owner = THIS_MODULE,
.of_match_table = imx_esdhc_dt_ids,
+ .pm = SDHCI_PLTFM_PMOPS,
},
.id_table = imx_esdhc_devtype,
.probe = sdhci_esdhc_imx_probe,
.remove = __devexit_p(sdhci_esdhc_imx_remove),
-#ifdef CONFIG_PM
- .suspend = sdhci_pltfm_suspend,
- .resume = sdhci_pltfm_resume,
-#endif
};
static int __init sdhci_esdhc_imx_init(void)
diff --git a/drivers/mmc/host/sdhci-of-esdhc.c b/drivers/mmc/host/sdhci-of-esdhc.c
index 59e9d003e58..01e5f627e0f 100644
--- a/drivers/mmc/host/sdhci-of-esdhc.c
+++ b/drivers/mmc/host/sdhci-of-esdhc.c
@@ -125,13 +125,10 @@ static struct platform_driver sdhci_esdhc_driver = {
.name = "sdhci-esdhc",
.owner = THIS_MODULE,
.of_match_table = sdhci_esdhc_of_match,
+ .pm = SDHCI_PLTFM_PMOPS,
},
.probe = sdhci_esdhc_probe,
.remove = __devexit_p(sdhci_esdhc_remove),
-#ifdef CONFIG_PM
- .suspend = sdhci_pltfm_suspend,
- .resume = sdhci_pltfm_resume,
-#endif
};
static int __init sdhci_esdhc_init(void)
diff --git a/drivers/mmc/host/sdhci-of-hlwd.c b/drivers/mmc/host/sdhci-of-hlwd.c
index 9b0d794a4f6..3619adc7d9f 100644
--- a/drivers/mmc/host/sdhci-of-hlwd.c
+++ b/drivers/mmc/host/sdhci-of-hlwd.c
@@ -87,13 +87,10 @@ static struct platform_driver sdhci_hlwd_driver = {
.name = "sdhci-hlwd",
.owner = THIS_MODULE,
.of_match_table = sdhci_hlwd_of_match,
+ .pm = SDHCI_PLTFM_PMOPS,
},
.probe = sdhci_hlwd_probe,
.remove = __devexit_p(sdhci_hlwd_remove),
-#ifdef CONFIG_PM
- .suspend = sdhci_pltfm_suspend,
- .resume = sdhci_pltfm_resume,
-#endif
};
static int __init sdhci_hlwd_init(void)
diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index d833d9c2f7e..6878a94626b 100644
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -54,8 +54,7 @@ struct sdhci_pci_fixes {
int (*probe_slot) (struct sdhci_pci_slot *);
void (*remove_slot) (struct sdhci_pci_slot *, int);
- int (*suspend) (struct sdhci_pci_chip *,
- pm_message_t);
+ int (*suspend) (struct sdhci_pci_chip *);
int (*resume) (struct sdhci_pci_chip *);
};
@@ -549,7 +548,7 @@ static void jmicron_remove_slot(struct sdhci_pci_slot *slot, int dead)
jmicron_enable_mmc(slot->host, 0);
}
-static int jmicron_suspend(struct sdhci_pci_chip *chip, pm_message_t state)
+static int jmicron_suspend(struct sdhci_pci_chip *chip)
{
int i;
@@ -993,8 +992,9 @@ static struct sdhci_ops sdhci_pci_ops = {
#ifdef CONFIG_PM
-static int sdhci_pci_suspend(struct pci_dev *pdev, pm_message_t state)
+static int sdhci_pci_suspend(struct device *dev)
{
+ struct pci_dev *pdev = to_pci_dev(dev);
struct sdhci_pci_chip *chip;
struct sdhci_pci_slot *slot;
mmc_pm_flag_t slot_pm_flags;
@@ -1010,7 +1010,7 @@ static int sdhci_pci_suspend(struct pci_dev *pdev, pm_message_t state)
if (!slot)
continue;
- ret = sdhci_suspend_host(slot->host, state);
+ ret = sdhci_suspend_host(slot->host);
if (ret) {
for (i--; i >= 0; i--)
@@ -1026,7 +1026,7 @@ static int sdhci_pci_suspend(struct pci_dev *pdev, pm_message_t state)
}
if (chip->fixes && chip->fixes->suspend) {
- ret = chip->fixes->suspend(chip, state);
+ ret = chip->fixes->suspend(chip);
if (ret) {
for (i = chip->num_slots - 1; i >= 0; i--)
sdhci_resume_host(chip->slots[i]->host);
@@ -1042,16 +1042,17 @@ static int sdhci_pci_suspend(struct pci_dev *pdev, pm_message_t state)
}
pci_set_power_state(pdev, PCI_D3hot);
} else {
- pci_enable_wake(pdev, pci_choose_state(pdev, state), 0);
+ pci_enable_wake(pdev, PCI_D3hot, 0);
pci_disable_device(pdev);
- pci_set_power_state(pdev, pci_choose_state(pdev, state));
+ pci_set_power_state(pdev, PCI_D3hot);
}
return 0;
}
-static int sdhci_pci_resume(struct pci_dev *pdev)
+static int sdhci_pci_resume(struct device *dev)
{
+ struct pci_dev *pdev = to_pci_dev(dev);
struct sdhci_pci_chip *chip;
struct sdhci_pci_slot *slot;
int i, ret;
@@ -1099,7 +1100,6 @@ static int sdhci_pci_runtime_suspend(struct device *dev)
struct pci_dev *pdev = container_of(dev, struct pci_dev, dev);
struct sdhci_pci_chip *chip;
struct sdhci_pci_slot *slot;
- pm_message_t state = { .event = PM_EVENT_SUSPEND };
int i, ret;
chip = pci_get_drvdata(pdev);
@@ -1121,7 +1121,7 @@ static int sdhci_pci_runtime_suspend(struct device *dev)
}
if (chip->fixes && chip->fixes->suspend) {
- ret = chip->fixes->suspend(chip, state);
+ ret = chip->fixes->suspend(chip);
if (ret) {
for (i = chip->num_slots - 1; i >= 0; i--)
sdhci_runtime_resume_host(chip->slots[i]->host);
@@ -1176,6 +1176,8 @@ static int sdhci_pci_runtime_idle(struct device *dev)
#endif
static const struct dev_pm_ops sdhci_pci_pm_ops = {
+ .suspend = sdhci_pci_suspend,
+ .resume = sdhci_pci_resume,
.runtime_suspend = sdhci_pci_runtime_suspend,
.runtime_resume = sdhci_pci_runtime_resume,
.runtime_idle = sdhci_pci_runtime_idle,
@@ -1428,8 +1430,6 @@ static struct pci_driver sdhci_driver = {
.id_table = pci_ids,
.probe = sdhci_pci_probe,
.remove = __devexit_p(sdhci_pci_remove),
- .suspend = sdhci_pci_suspend,
- .resume = sdhci_pci_resume,
.driver = {
.pm = &sdhci_pci_pm_ops
},
diff --git a/drivers/mmc/host/sdhci-pltfm.c b/drivers/mmc/host/sdhci-pltfm.c
index a9e12ea0558..03970bcb349 100644
--- a/drivers/mmc/host/sdhci-pltfm.c
+++ b/drivers/mmc/host/sdhci-pltfm.c
@@ -194,21 +194,25 @@ int sdhci_pltfm_unregister(struct platform_device *pdev)
EXPORT_SYMBOL_GPL(sdhci_pltfm_unregister);
#ifdef CONFIG_PM
-int sdhci_pltfm_suspend(struct platform_device *dev, pm_message_t state)
+static int sdhci_pltfm_suspend(struct device *dev)
{
- struct sdhci_host *host = platform_get_drvdata(dev);
+ struct sdhci_host *host = dev_get_drvdata(dev);
- return sdhci_suspend_host(host, state);
+ return sdhci_suspend_host(host);
}
-EXPORT_SYMBOL_GPL(sdhci_pltfm_suspend);
-int sdhci_pltfm_resume(struct platform_device *dev)
+static int sdhci_pltfm_resume(struct device *dev)
{
- struct sdhci_host *host = platform_get_drvdata(dev);
+ struct sdhci_host *host = dev_get_drvdata(dev);
return sdhci_resume_host(host);
}
-EXPORT_SYMBOL_GPL(sdhci_pltfm_resume);
+
+const struct dev_pm_ops sdhci_pltfm_pmops = {
+ .suspend = sdhci_pltfm_suspend,
+ .resume = sdhci_pltfm_resume,
+};
+EXPORT_SYMBOL_GPL(sdhci_pltfm_pmops);
#endif /* CONFIG_PM */
static int __init sdhci_pltfm_drv_init(void)
diff --git a/drivers/mmc/host/sdhci-pltfm.h b/drivers/mmc/host/sdhci-pltfm.h
index 3a9fc3f4084..37e0e184a0b 100644
--- a/drivers/mmc/host/sdhci-pltfm.h
+++ b/drivers/mmc/host/sdhci-pltfm.h
@@ -99,8 +99,10 @@ extern int sdhci_pltfm_register(struct platform_device *pdev,
extern int sdhci_pltfm_unregister(struct platform_device *pdev);
#ifdef CONFIG_PM
-extern int sdhci_pltfm_suspend(struct platform_device *dev, pm_message_t state);
-extern int sdhci_pltfm_resume(struct platform_device *dev);
+extern const struct dev_pm_ops sdhci_pltfm_pmops;
+#define SDHCI_PLTFM_PMOPS (&sdhci_pltfm_pmops)
+#else
+#define SDHCI_PLTFM_PMOPS NULL
#endif
#endif /* _DRIVERS_MMC_SDHCI_PLTFM_H */
diff --git a/drivers/mmc/host/sdhci-pxav2.c b/drivers/mmc/host/sdhci-pxav2.c
index d4bf6d30c7b..7a039c3cb1f 100644
--- a/drivers/mmc/host/sdhci-pxav2.c
+++ b/drivers/mmc/host/sdhci-pxav2.c
@@ -218,13 +218,10 @@ static struct platform_driver sdhci_pxav2_driver = {
.driver = {
.name = "sdhci-pxav2",
.owner = THIS_MODULE,
+ .pm = SDHCI_PLTFM_PMOPS,
},
.probe = sdhci_pxav2_probe,
.remove = __devexit_p(sdhci_pxav2_remove),
-#ifdef CONFIG_PM
- .suspend = sdhci_pltfm_suspend,
- .resume = sdhci_pltfm_resume,
-#endif
};
static int __init sdhci_pxav2_init(void)
{
diff --git a/drivers/mmc/host/sdhci-pxav3.c b/drivers/mmc/host/sdhci-pxav3.c
index cff4ad3e7a5..15673a7ee6a 100644
--- a/drivers/mmc/host/sdhci-pxav3.c
+++ b/drivers/mmc/host/sdhci-pxav3.c
@@ -264,13 +264,10 @@ static struct platform_driver sdhci_pxav3_driver = {
.driver = {
.name = "sdhci-pxav3",
.owner = THIS_MODULE,
+ .pm = SDHCI_PLTFM_PMOPS,
},
.probe = sdhci_pxav3_probe,
.remove = __devexit_p(sdhci_pxav3_remove),
-#ifdef CONFIG_PM
- .suspend = sdhci_pltfm_suspend,
- .resume = sdhci_pltfm_resume,
-#endif
};
static int __init sdhci_pxav3_init(void)
{
diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c
index 3d00e722efc..0d33ff0d67f 100644
--- a/drivers/mmc/host/sdhci-s3c.c
+++ b/drivers/mmc/host/sdhci-s3c.c
@@ -622,33 +622,38 @@ static int __devexit sdhci_s3c_remove(struct platform_device *pdev)
#ifdef CONFIG_PM
-static int sdhci_s3c_suspend(struct platform_device *dev, pm_message_t pm)
+static int sdhci_s3c_suspend(struct device *dev)
{
- struct sdhci_host *host = platform_get_drvdata(dev);
+ struct sdhci_host *host = dev_get_drvdata(dev);
- return sdhci_suspend_host(host, pm);
+ return sdhci_suspend_host(host);
}
-static int sdhci_s3c_resume(struct platform_device *dev)
+static int sdhci_s3c_resume(struct device *dev)
{
- struct sdhci_host *host = platform_get_drvdata(dev);
+ struct sdhci_host *host = dev_get_drvdata(dev);
return sdhci_resume_host(host);
}
+static const struct dev_pm_ops sdhci_s3c_pmops = {
+ .suspend = sdhci_s3c_suspend,
+ .resume = sdhci_s3c_resume,
+};
+
+#define SDHCI_S3C_PMOPS (&sdhci_s3c_pmops)
+
#else
-#define sdhci_s3c_suspend NULL
-#define sdhci_s3c_resume NULL
+#define SDHCI_S3C_PMOPS NULL
#endif
static struct platform_driver sdhci_s3c_driver = {
.probe = sdhci_s3c_probe,
.remove = __devexit_p(sdhci_s3c_remove),
- .suspend = sdhci_s3c_suspend,
- .resume = sdhci_s3c_resume,
.driver = {
.owner = THIS_MODULE,
.name = "s3c-sdhci",
+ .pm = SDHCI_S3C_PMOPS,
},
};
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
index 89699e861fc..e2e18d3f949 100644
--- a/drivers/mmc/host/sdhci-tegra.c
+++ b/drivers/mmc/host/sdhci-tegra.c
@@ -318,13 +318,10 @@ static struct platform_driver sdhci_tegra_driver = {
.name = "sdhci-tegra",
.owner = THIS_MODULE,
.of_match_table = sdhci_tegra_dt_match,
+ .pm = SDHCI_PLTFM_PMOPS,
},
.probe = sdhci_tegra_probe,
.remove = __devexit_p(sdhci_tegra_remove),
-#ifdef CONFIG_PM
- .suspend = sdhci_pltfm_suspend,
- .resume = sdhci_pltfm_resume,
-#endif
};
static int __init sdhci_tegra_init(void)
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 6d8eea32354..19ed580f2ca 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -2327,7 +2327,7 @@ out:
#ifdef CONFIG_PM
-int sdhci_suspend_host(struct sdhci_host *host, pm_message_t state)
+int sdhci_suspend_host(struct sdhci_host *host)
{
int ret;
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index 0a5b65460d8..a04d4d0c6fd 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -374,7 +374,7 @@ extern int sdhci_add_host(struct sdhci_host *host);
extern void sdhci_remove_host(struct sdhci_host *host, int dead);
#ifdef CONFIG_PM
-extern int sdhci_suspend_host(struct sdhci_host *host, pm_message_t state);
+extern int sdhci_suspend_host(struct sdhci_host *host);
extern int sdhci_resume_host(struct sdhci_host *host);
extern void sdhci_enable_irq_wakeups(struct sdhci_host *host);
#endif
diff --git a/drivers/mmc/host/sh_mmcif.c b/drivers/mmc/host/sh_mmcif.c
index 369366c8e20..d5505f3fe2a 100644
--- a/drivers/mmc/host/sh_mmcif.c
+++ b/drivers/mmc/host/sh_mmcif.c
@@ -908,7 +908,7 @@ static void sh_mmcif_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
if (host->power) {
pm_runtime_put(&host->pd->dev);
host->power = false;
- if (p->down_pwr)
+ if (p->down_pwr && ios->power_mode == MMC_POWER_OFF)
p->down_pwr(host->pd);
}
host->state = STATE_IDLE;
diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c
index d85a60cda16..4208b395806 100644
--- a/drivers/mmc/host/tmio_mmc_pio.c
+++ b/drivers/mmc/host/tmio_mmc_pio.c
@@ -798,7 +798,7 @@ static void tmio_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
/* start bus clock */
tmio_mmc_clk_start(host);
} else if (ios->power_mode != MMC_POWER_UP) {
- if (host->set_pwr)
+ if (host->set_pwr && ios->power_mode == MMC_POWER_OFF)
host->set_pwr(host->pdev, 0);
if ((pdata->flags & TMIO_MMC_HAS_COLD_CD) &&
pdata->power) {
diff --git a/drivers/mmc/host/vub300.c b/drivers/mmc/host/vub300.c
index e8f6e65183d..2ec978bc32b 100644
--- a/drivers/mmc/host/vub300.c
+++ b/drivers/mmc/host/vub300.c
@@ -259,7 +259,7 @@ static int firmware_rom_wait_states = 0x04;
static int firmware_rom_wait_states = 0x1C;
#endif
-module_param(firmware_rom_wait_states, bool, 0644);
+module_param(firmware_rom_wait_states, int, 0644);
MODULE_PARM_DESC(firmware_rom_wait_states,
"ROM wait states byte=RRRIIEEE (Reserved Internal External)");
diff --git a/drivers/mtd/maps/plat-ram.c b/drivers/mtd/maps/plat-ram.c
index 94f55348972..45876d0e5b8 100644
--- a/drivers/mtd/maps/plat-ram.c
+++ b/drivers/mtd/maps/plat-ram.c
@@ -227,10 +227,14 @@ static int platram_probe(struct platform_device *pdev)
if (!err)
dev_info(&pdev->dev, "registered mtd device\n");
- /* add the whole device. */
- err = mtd_device_register(info->mtd, NULL, 0);
- if (err)
- dev_err(&pdev->dev, "failed to register the entire device\n");
+ if (pdata->nr_partitions) {
+ /* add the whole device. */
+ err = mtd_device_register(info->mtd, NULL, 0);
+ if (err) {
+ dev_err(&pdev->dev,
+ "failed to register the entire device\n");
+ }
+ }
return err;
diff --git a/drivers/mtd/maps/pxa2xx-flash.c b/drivers/mtd/maps/pxa2xx-flash.c
index 411a17df9fc..2a25b6789af 100644
--- a/drivers/mtd/maps/pxa2xx-flash.c
+++ b/drivers/mtd/maps/pxa2xx-flash.c
@@ -98,7 +98,7 @@ static int __devinit pxa2xx_flash_probe(struct platform_device *pdev)
}
info->mtd->owner = THIS_MODULE;
- mtd_device_parse_register(info->mtd, probes, 0, NULL, 0);
+ mtd_device_parse_register(info->mtd, probes, 0, flash->parts, flash->nr_parts);
platform_set_drvdata(pdev, info);
return 0;
diff --git a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
index 071b63420f0..493ec2fcf97 100644
--- a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
+++ b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
@@ -21,9 +21,9 @@
#include <linux/clk.h>
#include <linux/slab.h>
#include <linux/interrupt.h>
+#include <linux/module.h>
#include <linux/mtd/gpmi-nand.h>
#include <linux/mtd/partitions.h>
-
#include "gpmi-nand.h"
/* add our owner bbt descriptor */
diff --git a/drivers/mtd/nand/ndfc.c b/drivers/mtd/nand/ndfc.c
index ee1713907b9..f8aacf48ecd 100644
--- a/drivers/mtd/nand/ndfc.c
+++ b/drivers/mtd/nand/ndfc.c
@@ -188,7 +188,7 @@ static int ndfc_chip_init(struct ndfc_controller *ndfc,
if (!flash_np)
return -ENODEV;
- ppdata->of_node = flash_np;
+ ppdata.of_node = flash_np;
ndfc->mtd.name = kasprintf(GFP_KERNEL, "%s.%s",
dev_name(&ndfc->ofdev->dev), flash_np->name);
if (!ndfc->mtd.name) {
diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
index 36b2a4b1c35..7a0c800b50a 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -474,7 +474,6 @@ enum rtl_register_content {
/* Config1 register p.24 */
LEDS1 = (1 << 7),
LEDS0 = (1 << 6),
- MSIEnable = (1 << 5), /* Enable Message Signaled Interrupt */
Speed_down = (1 << 4),
MEMMAP = (1 << 3),
IOMAP = (1 << 2),
@@ -482,6 +481,7 @@ enum rtl_register_content {
PMEnable = (1 << 0), /* Power Management Enable */
/* Config2 register p. 25 */
+ MSIEnable = (1 << 5), /* 8169 only. Reserved in the 8168. */
PCI_Clock_66MHz = 0x01,
PCI_Clock_33MHz = 0x00,
@@ -3426,22 +3426,24 @@ static const struct rtl_cfg_info {
};
/* Cfg9346_Unlock assumed. */
-static unsigned rtl_try_msi(struct pci_dev *pdev, void __iomem *ioaddr,
+static unsigned rtl_try_msi(struct rtl8169_private *tp,
const struct rtl_cfg_info *cfg)
{
+ void __iomem *ioaddr = tp->mmio_addr;
unsigned msi = 0;
u8 cfg2;
cfg2 = RTL_R8(Config2) & ~MSIEnable;
if (cfg->features & RTL_FEATURE_MSI) {
- if (pci_enable_msi(pdev)) {
- dev_info(&pdev->dev, "no MSI. Back to INTx.\n");
+ if (pci_enable_msi(tp->pci_dev)) {
+ netif_info(tp, hw, tp->dev, "no MSI. Back to INTx.\n");
} else {
cfg2 |= MSIEnable;
msi = RTL_FEATURE_MSI;
}
}
- RTL_W8(Config2, cfg2);
+ if (tp->mac_version <= RTL_GIGA_MAC_VER_06)
+ RTL_W8(Config2, cfg2);
return msi;
}
@@ -4077,7 +4079,7 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
tp->features |= RTL_FEATURE_WOL;
if ((RTL_R8(Config5) & (UWF | BWF | MWF)) != 0)
tp->features |= RTL_FEATURE_WOL;
- tp->features |= rtl_try_msi(pdev, ioaddr, cfg);
+ tp->features |= rtl_try_msi(tp, cfg);
RTL_W8(Cfg9346, Cfg9346_Lock);
if (rtl_tbi_enabled(tp)) {
diff --git a/drivers/net/ethernet/ti/davinci_cpdma.c b/drivers/net/ethernet/ti/davinci_cpdma.c
index dca9d3369cd..c97d2f59085 100644
--- a/drivers/net/ethernet/ti/davinci_cpdma.c
+++ b/drivers/net/ethernet/ti/davinci_cpdma.c
@@ -836,11 +836,13 @@ int cpdma_chan_stop(struct cpdma_chan *chan)
chan_write(chan, cp, CPDMA_TEARDOWN_VALUE);
/* handle completed packets */
+ spin_unlock_irqrestore(&chan->lock, flags);
do {
ret = __cpdma_chan_process(chan);
if (ret < 0)
break;
} while ((ret & CPDMA_DESC_TD_COMPLETE) == 0);
+ spin_lock_irqsave(&chan->lock, flags);
/* remaining packets haven't been tx/rx'ed, clean them up */
while (chan->head) {
diff --git a/drivers/net/ethernet/tile/tilepro.c b/drivers/net/ethernet/tile/tilepro.c
index 63774372edf..6b75063988e 100644
--- a/drivers/net/ethernet/tile/tilepro.c
+++ b/drivers/net/ethernet/tile/tilepro.c
@@ -926,7 +926,7 @@ static int tile_net_poll(struct napi_struct *napi, int budget)
goto done;
/* Re-enable the ingress interrupt. */
- enable_percpu_irq(priv->intr_id);
+ enable_percpu_irq(priv->intr_id, 0);
/* HACK: Avoid the "rotting packet" problem (see above). */
if (qup->__packet_receive_read !=
@@ -1296,7 +1296,7 @@ static void tile_net_open_enable(void *dev_ptr)
info->napi_enabled = true;
/* Enable the ingress interrupt. */
- enable_percpu_irq(priv->intr_id);
+ enable_percpu_irq(priv->intr_id, 0);
}
@@ -1697,7 +1697,7 @@ static unsigned int tile_net_tx_frags(lepp_frag_t *frags,
for (i = 0; i < sh->nr_frags; i++) {
skb_frag_t *f = &sh->frags[i];
- unsigned long pfn = page_to_pfn(f->page);
+ unsigned long pfn = page_to_pfn(skb_frag_page(f));
/* FIXME: Compute "hash_for_home" properly. */
/* ISSUE: The hypervisor checks CHIP_HAS_REV1_DMA_PACKETS(). */
@@ -1706,7 +1706,7 @@ static unsigned int tile_net_tx_frags(lepp_frag_t *frags,
/* FIXME: Hmmm. */
if (!hash_default) {
void *va = pfn_to_kaddr(pfn) + f->page_offset;
- BUG_ON(PageHighMem(f->page));
+ BUG_ON(PageHighMem(skb_frag_page(f)));
finv_buffer_remote(va, f->size, 0);
}
diff --git a/drivers/net/usb/asix.c b/drivers/net/usb/asix.c
index 6c543b19fdb..dbdca225b84 100644
--- a/drivers/net/usb/asix.c
+++ b/drivers/net/usb/asix.c
@@ -1659,6 +1659,10 @@ static const struct usb_device_id products [] = {
// ASIX 88772a
USB_DEVICE(0x0db0, 0xa877),
.driver_info = (unsigned long) &ax88772_info,
+}, {
+ // Asus USB Ethernet Adapter
+ USB_DEVICE (0x0b95, 0x7e2b),
+ .driver_info = (unsigned long) &ax88772_info,
},
{ }, // END
};
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
index 66e1b9fa0b8..3cf62c363bc 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
+++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
@@ -1205,9 +1205,7 @@ static int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb,
iwl_print_hex_dump(trans, IWL_DL_TX, (u8 *)tx_cmd->hdr, hdr_len);
/* Set up entry for this TFD in Tx byte-count array */
- if (is_agg)
- iwl_trans_txq_update_byte_cnt_tbl(trans, txq,
- le16_to_cpu(tx_cmd->len));
+ iwl_trans_txq_update_byte_cnt_tbl(trans, txq, le16_to_cpu(tx_cmd->len));
dma_sync_single_for_device(bus(trans)->dev, txcmd_phys, firstlen,
DMA_BIDIRECTIONAL);
diff --git a/drivers/of/irq.c b/drivers/of/irq.c
index 19c0115092d..0f0cfa3bca3 100644
--- a/drivers/of/irq.c
+++ b/drivers/of/irq.c
@@ -26,11 +26,6 @@
#include <linux/string.h>
#include <linux/slab.h>
-/* For archs that don't support NO_IRQ (such as x86), provide a dummy value */
-#ifndef NO_IRQ
-#define NO_IRQ 0
-#endif
-
/**
* irq_of_parse_and_map - Parse and map an interrupt into linux virq space
* @device: Device node of the device whose interrupt is to be mapped
@@ -44,7 +39,7 @@ unsigned int irq_of_parse_and_map(struct device_node *dev, int index)
struct of_irq oirq;
if (of_irq_map_one(dev, index, &oirq))
- return NO_IRQ;
+ return 0;
return irq_create_of_mapping(oirq.controller, oirq.specifier,
oirq.size);
@@ -345,7 +340,7 @@ int of_irq_to_resource(struct device_node *dev, int index, struct resource *r)
/* Only dereference the resource if both the
* resource and the irq are valid. */
- if (r && irq != NO_IRQ) {
+ if (r && irq) {
r->start = r->end = irq;
r->flags = IORESOURCE_IRQ;
r->name = dev->full_name;
@@ -363,7 +358,7 @@ int of_irq_count(struct device_node *dev)
{
int nr = 0;
- while (of_irq_to_resource(dev, nr, NULL) != NO_IRQ)
+ while (of_irq_to_resource(dev, nr, NULL))
nr++;
return nr;
@@ -383,7 +378,7 @@ int of_irq_to_resource_table(struct device_node *dev, struct resource *res,
int i;
for (i = 0; i < nr_irqs; i++, res++)
- if (of_irq_to_resource(dev, i, res) == NO_IRQ)
+ if (!of_irq_to_resource(dev, i, res))
break;
return i;
diff --git a/drivers/oprofile/oprofile_files.c b/drivers/oprofile/oprofile_files.c
index 89f63456646..84a208dbed9 100644
--- a/drivers/oprofile/oprofile_files.c
+++ b/drivers/oprofile/oprofile_files.c
@@ -45,7 +45,7 @@ static ssize_t timeout_write(struct file *file, char const __user *buf,
return -EINVAL;
retval = oprofilefs_ulong_from_user(&val, buf, count);
- if (retval)
+ if (retval <= 0)
return retval;
retval = oprofile_set_timeout(val);
@@ -84,7 +84,7 @@ static ssize_t depth_write(struct file *file, char const __user *buf, size_t cou
return -EINVAL;
retval = oprofilefs_ulong_from_user(&val, buf, count);
- if (retval)
+ if (retval <= 0)
return retval;
retval = oprofile_set_ulong(&oprofile_backtrace_depth, val);
@@ -141,9 +141,10 @@ static ssize_t enable_write(struct file *file, char const __user *buf, size_t co
return -EINVAL;
retval = oprofilefs_ulong_from_user(&val, buf, count);
- if (retval)
+ if (retval <= 0)
return retval;
+ retval = 0;
if (val)
retval = oprofile_start();
else
diff --git a/drivers/oprofile/oprofilefs.c b/drivers/oprofile/oprofilefs.c
index d0de6cc2d7a..2f0aa0f700e 100644
--- a/drivers/oprofile/oprofilefs.c
+++ b/drivers/oprofile/oprofilefs.c
@@ -60,6 +60,13 @@ ssize_t oprofilefs_ulong_to_user(unsigned long val, char __user *buf, size_t cou
}
+/*
+ * Note: If oprofilefs_ulong_from_user() returns 0, then *val remains
+ * unchanged and might be uninitialized. This follows write syscall
+ * implementation when count is zero: "If count is zero ... [and if]
+ * no errors are detected, 0 will be returned without causing any
+ * other effect." (man 2 write)
+ */
int oprofilefs_ulong_from_user(unsigned long *val, char const __user *buf, size_t count)
{
char tmpbuf[TMPBUFSIZE];
@@ -79,7 +86,7 @@ int oprofilefs_ulong_from_user(unsigned long *val, char const __user *buf, size_
raw_spin_lock_irqsave(&oprofilefs_lock, flags);
*val = simple_strtoul(tmpbuf, NULL, 0);
raw_spin_unlock_irqrestore(&oprofilefs_lock, flags);
- return 0;
+ return count;
}
@@ -99,7 +106,7 @@ static ssize_t ulong_write_file(struct file *file, char const __user *buf, size_
return -EINVAL;
retval = oprofilefs_ulong_from_user(&value, buf, count);
- if (retval)
+ if (retval <= 0)
return retval;
retval = oprofile_set_ulong(file->private_data, value);
diff --git a/drivers/pci/ats.c b/drivers/pci/ats.c
index 7ec56fb0bd7..b0dd08e6a9d 100644
--- a/drivers/pci/ats.c
+++ b/drivers/pci/ats.c
@@ -13,6 +13,7 @@
#include <linux/export.h>
#include <linux/pci-ats.h>
#include <linux/pci.h>
+#include <linux/slab.h>
#include "pci.h"
diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c
index fce1c54a0c8..9ddf69e3bbe 100644
--- a/drivers/pci/hotplug/acpiphp_glue.c
+++ b/drivers/pci/hotplug/acpiphp_glue.c
@@ -132,6 +132,18 @@ register_slot(acpi_handle handle, u32 lvl, void *context, void **rv)
if (!acpi_pci_check_ejectable(pbus, handle) && !is_dock_device(handle))
return AE_OK;
+ pdev = pbus->self;
+ if (pdev && pci_is_pcie(pdev)) {
+ tmp = acpi_find_root_bridge_handle(pdev);
+ if (tmp) {
+ struct acpi_pci_root *root = acpi_pci_find_root(tmp);
+
+ if (root && (root->osc_control_set &
+ OSC_PCI_EXPRESS_NATIVE_HP_CONTROL))
+ return AE_OK;
+ }
+ }
+
acpi_evaluate_integer(handle, "_ADR", NULL, &adr);
device = (adr >> 16) & 0xffff;
function = adr & 0xffff;
@@ -213,7 +225,6 @@ register_slot(acpi_handle handle, u32 lvl, void *context, void **rv)
pdev = pci_get_slot(pbus, PCI_DEVFN(device, function));
if (pdev) {
- pdev->current_state = PCI_D0;
slot->flags |= (SLOT_ENABLED | SLOT_POWEREDON);
pci_dev_put(pdev);
}
@@ -459,17 +470,8 @@ static int add_bridge(acpi_handle handle)
{
acpi_status status;
unsigned long long tmp;
- struct acpi_pci_root *root;
acpi_handle dummy_handle;
- /*
- * We shouldn't use this bridge if PCIe native hotplug control has been
- * granted by the BIOS for it.
- */
- root = acpi_pci_find_root(handle);
- if (root && (root->osc_control_set & OSC_PCI_EXPRESS_NATIVE_HP_CONTROL))
- return -ENODEV;
-
/* if the bridge doesn't have _STA, we assume it is always there */
status = acpi_get_handle(handle, "_STA", &dummy_handle);
if (ACPI_SUCCESS(status)) {
@@ -1385,19 +1387,11 @@ static void handle_hotplug_event_func(acpi_handle handle, u32 type,
static acpi_status
find_root_bridges(acpi_handle handle, u32 lvl, void *context, void **rv)
{
- struct acpi_pci_root *root;
int *count = (int *)context;
if (!acpi_is_root_bridge(handle))
return AE_OK;
- root = acpi_pci_find_root(handle);
- if (!root)
- return AE_OK;
-
- if (root->osc_control_set & OSC_PCI_EXPRESS_NATIVE_HP_CONTROL)
- return AE_OK;
-
(*count)++;
acpi_install_notify_handler(handle, ACPI_SYSTEM_NOTIFY,
handle_hotplug_event_bridge, NULL);
diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c
index b82c155d7b3..1969a3ee305 100644
--- a/drivers/pci/iov.c
+++ b/drivers/pci/iov.c
@@ -283,6 +283,7 @@ static int sriov_enable(struct pci_dev *dev, int nr_virtfn)
struct resource *res;
struct pci_dev *pdev;
struct pci_sriov *iov = dev->sriov;
+ int bars = 0;
if (!nr_virtfn)
return 0;
@@ -307,6 +308,7 @@ static int sriov_enable(struct pci_dev *dev, int nr_virtfn)
nres = 0;
for (i = 0; i < PCI_SRIOV_NUM_BARS; i++) {
+ bars |= (1 << (i + PCI_IOV_RESOURCES));
res = dev->resource + PCI_IOV_RESOURCES + i;
if (res->parent)
nres++;
@@ -324,6 +326,11 @@ static int sriov_enable(struct pci_dev *dev, int nr_virtfn)
return -ENOMEM;
}
+ if (pci_enable_resources(dev, bars)) {
+ dev_err(&dev->dev, "SR-IOV: IOV BARS not allocated\n");
+ return -ENOMEM;
+ }
+
if (iov->link != dev->devfn) {
pdev = pci_get_slot(dev->bus, iov->link);
if (!pdev)
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 6f45a73c6e9..6d4a5319148 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -664,6 +664,9 @@ static int pci_platform_power_transition(struct pci_dev *dev, pci_power_t state)
error = platform_pci_set_power_state(dev, state);
if (!error)
pci_update_current_state(dev, state);
+ /* Fall back to PCI_D0 if native PM is not supported */
+ if (!dev->pm_cap)
+ dev->current_state = PCI_D0;
} else {
error = -ENODEV;
/* Fall back to PCI_D0 if native PM is not supported */
@@ -1126,7 +1129,11 @@ static int __pci_enable_device_flags(struct pci_dev *dev,
if (atomic_add_return(1, &dev->enable_cnt) > 1)
return 0; /* already enabled */
- for (i = 0; i < DEVICE_COUNT_RESOURCE; i++)
+ /* only skip sriov related */
+ for (i = 0; i <= PCI_ROM_RESOURCE; i++)
+ if (dev->resource[i].flags & flags)
+ bars |= (1 << i);
+ for (i = PCI_BRIDGE_RESOURCES; i < DEVICE_COUNT_RESOURCE; i++)
if (dev->resource[i].flags & flags)
bars |= (1 << i);
diff --git a/drivers/ptp/ptp_clock.c b/drivers/ptp/ptp_clock.c
index cf3f9997546..10451a15e82 100644
--- a/drivers/ptp/ptp_clock.c
+++ b/drivers/ptp/ptp_clock.c
@@ -101,7 +101,9 @@ static s32 scaled_ppm_to_ppb(long ppm)
static int ptp_clock_getres(struct posix_clock *pc, struct timespec *tp)
{
- return 1; /* always round timer functions to one nanosecond */
+ tp->tv_sec = 0;
+ tp->tv_nsec = 1;
+ return 0;
}
static int ptp_clock_settime(struct posix_clock *pc, const struct timespec *tp)
diff --git a/drivers/rapidio/devices/tsi721.c b/drivers/rapidio/devices/tsi721.c
index 5225930a10c..691b1ab1a3d 100644
--- a/drivers/rapidio/devices/tsi721.c
+++ b/drivers/rapidio/devices/tsi721.c
@@ -851,14 +851,12 @@ static int tsi721_doorbell_init(struct tsi721_device *priv)
INIT_WORK(&priv->idb_work, tsi721_db_dpc);
/* Allocate buffer for inbound doorbells queue */
- priv->idb_base = dma_alloc_coherent(&priv->pdev->dev,
+ priv->idb_base = dma_zalloc_coherent(&priv->pdev->dev,
IDB_QSIZE * TSI721_IDB_ENTRY_SIZE,
&priv->idb_dma, GFP_KERNEL);
if (!priv->idb_base)
return -ENOMEM;
- memset(priv->idb_base, 0, IDB_QSIZE * TSI721_IDB_ENTRY_SIZE);
-
dev_dbg(&priv->pdev->dev, "Allocated IDB buffer @ %p (phys = %llx)\n",
priv->idb_base, (unsigned long long)priv->idb_dma);
@@ -904,7 +902,7 @@ static int tsi721_bdma_ch_init(struct tsi721_device *priv, int chnum)
*/
/* Allocate space for DMA descriptors */
- bd_ptr = dma_alloc_coherent(&priv->pdev->dev,
+ bd_ptr = dma_zalloc_coherent(&priv->pdev->dev,
bd_num * sizeof(struct tsi721_dma_desc),
&bd_phys, GFP_KERNEL);
if (!bd_ptr)
@@ -913,8 +911,6 @@ static int tsi721_bdma_ch_init(struct tsi721_device *priv, int chnum)
priv->bdma[chnum].bd_phys = bd_phys;
priv->bdma[chnum].bd_base = bd_ptr;
- memset(bd_ptr, 0, bd_num * sizeof(struct tsi721_dma_desc));
-
dev_dbg(&priv->pdev->dev, "DMA descriptors @ %p (phys = %llx)\n",
bd_ptr, (unsigned long long)bd_phys);
@@ -922,7 +918,7 @@ static int tsi721_bdma_ch_init(struct tsi721_device *priv, int chnum)
sts_size = (bd_num >= TSI721_DMA_MINSTSSZ) ?
bd_num : TSI721_DMA_MINSTSSZ;
sts_size = roundup_pow_of_two(sts_size);
- sts_ptr = dma_alloc_coherent(&priv->pdev->dev,
+ sts_ptr = dma_zalloc_coherent(&priv->pdev->dev,
sts_size * sizeof(struct tsi721_dma_sts),
&sts_phys, GFP_KERNEL);
if (!sts_ptr) {
@@ -938,8 +934,6 @@ static int tsi721_bdma_ch_init(struct tsi721_device *priv, int chnum)
priv->bdma[chnum].sts_base = sts_ptr;
priv->bdma[chnum].sts_size = sts_size;
- memset(sts_ptr, 0, sts_size);
-
dev_dbg(&priv->pdev->dev,
"desc status FIFO @ %p (phys = %llx) size=0x%x\n",
sts_ptr, (unsigned long long)sts_phys, sts_size);
@@ -1400,7 +1394,7 @@ static int tsi721_open_outb_mbox(struct rio_mport *mport, void *dev_id,
/* Outbound message descriptor status FIFO allocation */
priv->omsg_ring[mbox].sts_size = roundup_pow_of_two(entries + 1);
- priv->omsg_ring[mbox].sts_base = dma_alloc_coherent(&priv->pdev->dev,
+ priv->omsg_ring[mbox].sts_base = dma_zalloc_coherent(&priv->pdev->dev,
priv->omsg_ring[mbox].sts_size *
sizeof(struct tsi721_dma_sts),
&priv->omsg_ring[mbox].sts_phys, GFP_KERNEL);
@@ -1412,9 +1406,6 @@ static int tsi721_open_outb_mbox(struct rio_mport *mport, void *dev_id,
goto out_desc;
}
- memset(priv->omsg_ring[mbox].sts_base, 0,
- entries * sizeof(struct tsi721_dma_sts));
-
/*
* Configure Outbound Messaging Engine
*/
@@ -2116,8 +2107,8 @@ static int __devinit tsi721_setup_mport(struct tsi721_device *priv)
INIT_LIST_HEAD(&mport->dbells);
rio_init_dbell_res(&mport->riores[RIO_DOORBELL_RESOURCE], 0, 0xffff);
- rio_init_mbox_res(&mport->riores[RIO_INB_MBOX_RESOURCE], 0, 0);
- rio_init_mbox_res(&mport->riores[RIO_OUTB_MBOX_RESOURCE], 0, 0);
+ rio_init_mbox_res(&mport->riores[RIO_INB_MBOX_RESOURCE], 0, 3);
+ rio_init_mbox_res(&mport->riores[RIO_OUTB_MBOX_RESOURCE], 0, 3);
strcpy(mport->name, "Tsi721 mport");
/* Hook up interrupt handler */
@@ -2163,7 +2154,7 @@ static int __devinit tsi721_probe(struct pci_dev *pdev,
const struct pci_device_id *id)
{
struct tsi721_device *priv;
- int i;
+ int i, cap;
int err;
u32 regval;
@@ -2271,10 +2262,20 @@ static int __devinit tsi721_probe(struct pci_dev *pdev,
dev_info(&pdev->dev, "Unable to set consistent DMA mask\n");
}
- /* Clear "no snoop" and "relaxed ordering" bits. */
- pci_read_config_dword(pdev, 0x40 + PCI_EXP_DEVCTL, &regval);
- regval &= ~(PCI_EXP_DEVCTL_RELAX_EN | PCI_EXP_DEVCTL_NOSNOOP_EN);
- pci_write_config_dword(pdev, 0x40 + PCI_EXP_DEVCTL, regval);
+ cap = pci_pcie_cap(pdev);
+ BUG_ON(cap == 0);
+
+ /* Clear "no snoop" and "relaxed ordering" bits, use default MRRS. */
+ pci_read_config_dword(pdev, cap + PCI_EXP_DEVCTL, &regval);
+ regval &= ~(PCI_EXP_DEVCTL_READRQ | PCI_EXP_DEVCTL_RELAX_EN |
+ PCI_EXP_DEVCTL_NOSNOOP_EN);
+ regval |= 0x2 << MAX_READ_REQUEST_SZ_SHIFT;
+ pci_write_config_dword(pdev, cap + PCI_EXP_DEVCTL, regval);
+
+ /* Adjust PCIe completion timeout. */
+ pci_read_config_dword(pdev, cap + PCI_EXP_DEVCTL2, &regval);
+ regval &= ~(0x0f);
+ pci_write_config_dword(pdev, cap + PCI_EXP_DEVCTL2, regval | 0x2);
/*
* FIXUP: correct offsets of MSI-X tables in the MSI-X Capability Block
diff --git a/drivers/rapidio/devices/tsi721.h b/drivers/rapidio/devices/tsi721.h
index 58be4deb140..822e54c394d 100644
--- a/drivers/rapidio/devices/tsi721.h
+++ b/drivers/rapidio/devices/tsi721.h
@@ -72,6 +72,8 @@
#define TSI721_MSIXPBA_OFFSET 0x2a000
#define TSI721_PCIECFG_EPCTL 0x400
+#define MAX_READ_REQUEST_SZ_SHIFT 12
+
/*
* Event Management Registers
*/
diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c
index fa4d9f32418..3bcc7cfcaba 100644
--- a/drivers/rtc/interface.c
+++ b/drivers/rtc/interface.c
@@ -73,6 +73,8 @@ int rtc_set_time(struct rtc_device *rtc, struct rtc_time *tm)
err = -EINVAL;
mutex_unlock(&rtc->ops_lock);
+ /* A timer might have just expired */
+ schedule_work(&rtc->irqwork);
return err;
}
EXPORT_SYMBOL_GPL(rtc_set_time);
@@ -112,6 +114,8 @@ int rtc_set_mmss(struct rtc_device *rtc, unsigned long secs)
err = -EINVAL;
mutex_unlock(&rtc->ops_lock);
+ /* A timer might have just expired */
+ schedule_work(&rtc->irqwork);
return err;
}
@@ -403,6 +407,8 @@ int rtc_initialize_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
timerqueue_add(&rtc->timerqueue, &rtc->aie_timer.node);
}
mutex_unlock(&rtc->ops_lock);
+ /* maybe that was in the past.*/
+ schedule_work(&rtc->irqwork);
return err;
}
EXPORT_SYMBOL_GPL(rtc_initialize_alarm);
diff --git a/drivers/rtc/rtc-m41t80.c b/drivers/rtc/rtc-m41t80.c
index eda128fc1d3..64aedd8cc09 100644
--- a/drivers/rtc/rtc-m41t80.c
+++ b/drivers/rtc/rtc-m41t80.c
@@ -357,10 +357,19 @@ static int m41t80_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *t)
static struct rtc_class_ops m41t80_rtc_ops = {
.read_time = m41t80_rtc_read_time,
.set_time = m41t80_rtc_set_time,
+ /*
+ * XXX - m41t80 alarm functionality is reported broken.
+ * until it is fixed, don't register alarm functions.
+ *
.read_alarm = m41t80_rtc_read_alarm,
.set_alarm = m41t80_rtc_set_alarm,
+ */
.proc = m41t80_rtc_proc,
+ /*
+ * See above comment on broken alarm
+ *
.alarm_irq_enable = m41t80_rtc_alarm_irq_enable,
+ */
};
#if defined(CONFIG_RTC_INTF_SYSFS) || defined(CONFIG_RTC_INTF_SYSFS_MODULE)
diff --git a/drivers/rtc/rtc-s3c.c b/drivers/rtc/rtc-s3c.c
index 7639ab906f0..5b979d9cc33 100644
--- a/drivers/rtc/rtc-s3c.c
+++ b/drivers/rtc/rtc-s3c.c
@@ -202,7 +202,6 @@ static int s3c_rtc_settime(struct device *dev, struct rtc_time *tm)
void __iomem *base = s3c_rtc_base;
int year = tm->tm_year - 100;
- clk_enable(rtc_clk);
pr_debug("set time %04d.%02d.%02d %02d:%02d:%02d\n",
1900 + tm->tm_year, tm->tm_mon, tm->tm_mday,
tm->tm_hour, tm->tm_min, tm->tm_sec);
@@ -214,6 +213,7 @@ static int s3c_rtc_settime(struct device *dev, struct rtc_time *tm)
return -EINVAL;
}
+ clk_enable(rtc_clk);
writeb(bin2bcd(tm->tm_sec), base + S3C2410_RTCSEC);
writeb(bin2bcd(tm->tm_min), base + S3C2410_RTCMIN);
writeb(bin2bcd(tm->tm_hour), base + S3C2410_RTCHOUR);
diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c
index 11f07f88822..b79576b64f4 100644
--- a/drivers/s390/scsi/zfcp_scsi.c
+++ b/drivers/s390/scsi/zfcp_scsi.c
@@ -55,6 +55,10 @@ static void zfcp_scsi_slave_destroy(struct scsi_device *sdev)
{
struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev);
+ /* if previous slave_alloc returned early, there is nothing to do */
+ if (!zfcp_sdev->port)
+ return;
+
zfcp_erp_lun_shutdown_wait(sdev, "scssd_1");
put_device(&zfcp_sdev->port->dev);
}
diff --git a/drivers/sbus/char/bbc_i2c.c b/drivers/sbus/char/bbc_i2c.c
index 5f94d22c491..54266829290 100644
--- a/drivers/sbus/char/bbc_i2c.c
+++ b/drivers/sbus/char/bbc_i2c.c
@@ -233,13 +233,9 @@ int bbc_i2c_write_buf(struct bbc_i2c_client *client,
int ret = 0;
while (len > 0) {
- int err = bbc_i2c_writeb(client, *buf, off);
-
- if (err < 0) {
- ret = err;
+ ret = bbc_i2c_writeb(client, *buf, off);
+ if (ret < 0)
break;
- }
-
len--;
buf++;
off++;
@@ -253,11 +249,9 @@ int bbc_i2c_read_buf(struct bbc_i2c_client *client,
int ret = 0;
while (len > 0) {
- int err = bbc_i2c_readb(client, buf, off);
- if (err < 0) {
- ret = err;
+ ret = bbc_i2c_readb(client, buf, off);
+ if (ret < 0)
break;
- }
len--;
buf++;
off++;
@@ -422,17 +416,6 @@ static struct platform_driver bbc_i2c_driver = {
.remove = __devexit_p(bbc_i2c_remove),
};
-static int __init bbc_i2c_init(void)
-{
- return platform_driver_register(&bbc_i2c_driver);
-}
-
-static void __exit bbc_i2c_exit(void)
-{
- platform_driver_unregister(&bbc_i2c_driver);
-}
-
-module_init(bbc_i2c_init);
-module_exit(bbc_i2c_exit);
+module_platform_driver(bbc_i2c_driver);
MODULE_LICENSE("GPL");
diff --git a/drivers/sbus/char/display7seg.c b/drivers/sbus/char/display7seg.c
index 965a1fccd66..4b9939726c3 100644
--- a/drivers/sbus/char/display7seg.c
+++ b/drivers/sbus/char/display7seg.c
@@ -275,15 +275,4 @@ static struct platform_driver d7s_driver = {
.remove = __devexit_p(d7s_remove),
};
-static int __init d7s_init(void)
-{
- return platform_driver_register(&d7s_driver);
-}
-
-static void __exit d7s_exit(void)
-{
- platform_driver_unregister(&d7s_driver);
-}
-
-module_init(d7s_init);
-module_exit(d7s_exit);
+module_platform_driver(d7s_driver);
diff --git a/drivers/sbus/char/envctrl.c b/drivers/sbus/char/envctrl.c
index be7b4e56154..339fd6f65ed 100644
--- a/drivers/sbus/char/envctrl.c
+++ b/drivers/sbus/char/envctrl.c
@@ -1138,16 +1138,6 @@ static struct platform_driver envctrl_driver = {
.remove = __devexit_p(envctrl_remove),
};
-static int __init envctrl_init(void)
-{
- return platform_driver_register(&envctrl_driver);
-}
-
-static void __exit envctrl_exit(void)
-{
- platform_driver_unregister(&envctrl_driver);
-}
+module_platform_driver(envctrl_driver);
-module_init(envctrl_init);
-module_exit(envctrl_exit);
MODULE_LICENSE("GPL");
diff --git a/drivers/sbus/char/flash.c b/drivers/sbus/char/flash.c
index 73dd4e7afaa..826157f3869 100644
--- a/drivers/sbus/char/flash.c
+++ b/drivers/sbus/char/flash.c
@@ -216,16 +216,6 @@ static struct platform_driver flash_driver = {
.remove = __devexit_p(flash_remove),
};
-static int __init flash_init(void)
-{
- return platform_driver_register(&flash_driver);
-}
-
-static void __exit flash_cleanup(void)
-{
- platform_driver_unregister(&flash_driver);
-}
+module_platform_driver(flash_driver);
-module_init(flash_init);
-module_exit(flash_cleanup);
MODULE_LICENSE("GPL");
diff --git a/drivers/sbus/char/uctrl.c b/drivers/sbus/char/uctrl.c
index ebce9639a26..0b31658ccde 100644
--- a/drivers/sbus/char/uctrl.c
+++ b/drivers/sbus/char/uctrl.c
@@ -435,16 +435,6 @@ static struct platform_driver uctrl_driver = {
};
-static int __init uctrl_init(void)
-{
- return platform_driver_register(&uctrl_driver);
-}
-
-static void __exit uctrl_exit(void)
-{
- platform_driver_unregister(&uctrl_driver);
-}
+module_platform_driver(uctrl_driver);
-module_init(uctrl_init);
-module_exit(uctrl_exit);
MODULE_LICENSE("GPL");
diff --git a/drivers/scsi/bnx2i/bnx2i_hwi.c b/drivers/scsi/bnx2i/bnx2i_hwi.c
index dba72a4e6a1..1ad0b822556 100644
--- a/drivers/scsi/bnx2i/bnx2i_hwi.c
+++ b/drivers/scsi/bnx2i/bnx2i_hwi.c
@@ -1906,18 +1906,19 @@ static int bnx2i_queue_scsi_cmd_resp(struct iscsi_session *session,
spin_lock(&session->lock);
task = iscsi_itt_to_task(bnx2i_conn->cls_conn->dd_data,
cqe->itt & ISCSI_CMD_RESPONSE_INDEX);
- if (!task) {
+ if (!task || !task->sc) {
spin_unlock(&session->lock);
return -EINVAL;
}
sc = task->sc;
- spin_unlock(&session->lock);
if (!blk_rq_cpu_valid(sc->request))
cpu = smp_processor_id();
else
cpu = sc->request->cpu;
+ spin_unlock(&session->lock);
+
p = &per_cpu(bnx2i_percpu, cpu);
spin_lock(&p->p_work_lock);
if (unlikely(!p->iothread)) {
diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c
index cefbe44bb84..8d67467dd9c 100644
--- a/drivers/scsi/fcoe/fcoe.c
+++ b/drivers/scsi/fcoe/fcoe.c
@@ -31,6 +31,8 @@
#include <linux/sysfs.h>
#include <linux/ctype.h>
#include <linux/workqueue.h>
+#include <net/dcbnl.h>
+#include <net/dcbevent.h>
#include <scsi/scsi_tcq.h>
#include <scsi/scsicam.h>
#include <scsi/scsi_transport.h>
@@ -101,6 +103,8 @@ static int fcoe_ddp_done(struct fc_lport *, u16);
static int fcoe_ddp_target(struct fc_lport *, u16, struct scatterlist *,
unsigned int);
static int fcoe_cpu_callback(struct notifier_block *, unsigned long, void *);
+static int fcoe_dcb_app_notification(struct notifier_block *notifier,
+ ulong event, void *ptr);
static bool fcoe_match(struct net_device *netdev);
static int fcoe_create(struct net_device *netdev, enum fip_state fip_mode);
@@ -129,6 +133,11 @@ static struct notifier_block fcoe_cpu_notifier = {
.notifier_call = fcoe_cpu_callback,
};
+/* notification function for DCB events */
+static struct notifier_block dcb_notifier = {
+ .notifier_call = fcoe_dcb_app_notification,
+};
+
static struct scsi_transport_template *fcoe_nport_scsi_transport;
static struct scsi_transport_template *fcoe_vport_scsi_transport;
@@ -1522,6 +1531,8 @@ int fcoe_xmit(struct fc_lport *lport, struct fc_frame *fp)
skb_reset_network_header(skb);
skb->mac_len = elen;
skb->protocol = htons(ETH_P_FCOE);
+ skb->priority = port->priority;
+
if (fcoe->netdev->priv_flags & IFF_802_1Q_VLAN &&
fcoe->realdev->features & NETIF_F_HW_VLAN_TX) {
skb->vlan_tci = VLAN_TAG_PRESENT |
@@ -1624,6 +1635,7 @@ static inline int fcoe_filter_frames(struct fc_lport *lport,
stats->InvalidCRCCount++;
if (stats->InvalidCRCCount < 5)
printk(KERN_WARNING "fcoe: dropping frame with CRC error\n");
+ put_cpu();
return -EINVAL;
}
@@ -1746,6 +1758,7 @@ int fcoe_percpu_receive_thread(void *arg)
*/
static void fcoe_dev_setup(void)
{
+ register_dcbevent_notifier(&dcb_notifier);
register_netdevice_notifier(&fcoe_notifier);
}
@@ -1754,9 +1767,69 @@ static void fcoe_dev_setup(void)
*/
static void fcoe_dev_cleanup(void)
{
+ unregister_dcbevent_notifier(&dcb_notifier);
unregister_netdevice_notifier(&fcoe_notifier);
}
+static struct fcoe_interface *
+fcoe_hostlist_lookup_realdev_port(struct net_device *netdev)
+{
+ struct fcoe_interface *fcoe;
+ struct net_device *real_dev;
+
+ list_for_each_entry(fcoe, &fcoe_hostlist, list) {
+ if (fcoe->netdev->priv_flags & IFF_802_1Q_VLAN)
+ real_dev = vlan_dev_real_dev(fcoe->netdev);
+ else
+ real_dev = fcoe->netdev;
+
+ if (netdev == real_dev)
+ return fcoe;
+ }
+ return NULL;
+}
+
+static int fcoe_dcb_app_notification(struct notifier_block *notifier,
+ ulong event, void *ptr)
+{
+ struct dcb_app_type *entry = ptr;
+ struct fcoe_interface *fcoe;
+ struct net_device *netdev;
+ struct fcoe_port *port;
+ int prio;
+
+ if (entry->app.selector != DCB_APP_IDTYPE_ETHTYPE)
+ return NOTIFY_OK;
+
+ netdev = dev_get_by_index(&init_net, entry->ifindex);
+ if (!netdev)
+ return NOTIFY_OK;
+
+ fcoe = fcoe_hostlist_lookup_realdev_port(netdev);
+ dev_put(netdev);
+ if (!fcoe)
+ return NOTIFY_OK;
+
+ if (entry->dcbx & DCB_CAP_DCBX_VER_CEE)
+ prio = ffs(entry->app.priority) - 1;
+ else
+ prio = entry->app.priority;
+
+ if (prio < 0)
+ return NOTIFY_OK;
+
+ if (entry->app.protocol == ETH_P_FIP ||
+ entry->app.protocol == ETH_P_FCOE)
+ fcoe->ctlr.priority = prio;
+
+ if (entry->app.protocol == ETH_P_FCOE) {
+ port = lport_priv(fcoe->ctlr.lp);
+ port->priority = prio;
+ }
+
+ return NOTIFY_OK;
+}
+
/**
* fcoe_device_notification() - Handler for net device events
* @notifier: The context of the notification
@@ -1965,6 +2038,46 @@ static bool fcoe_match(struct net_device *netdev)
}
/**
+ * fcoe_dcb_create() - Initialize DCB attributes and hooks
+ * @netdev: The net_device object of the L2 link that should be queried
+ * @port: The fcoe_port to bind FCoE APP priority with
+ * @
+ */
+static void fcoe_dcb_create(struct fcoe_interface *fcoe)
+{
+#ifdef CONFIG_DCB
+ int dcbx;
+ u8 fup, up;
+ struct net_device *netdev = fcoe->realdev;
+ struct fcoe_port *port = lport_priv(fcoe->ctlr.lp);
+ struct dcb_app app = {
+ .priority = 0,
+ .protocol = ETH_P_FCOE
+ };
+
+ /* setup DCB priority attributes. */
+ if (netdev && netdev->dcbnl_ops && netdev->dcbnl_ops->getdcbx) {
+ dcbx = netdev->dcbnl_ops->getdcbx(netdev);
+
+ if (dcbx & DCB_CAP_DCBX_VER_IEEE) {
+ app.selector = IEEE_8021QAZ_APP_SEL_ETHERTYPE;
+ up = dcb_ieee_getapp_mask(netdev, &app);
+ app.protocol = ETH_P_FIP;
+ fup = dcb_ieee_getapp_mask(netdev, &app);
+ } else {
+ app.selector = DCB_APP_IDTYPE_ETHTYPE;
+ up = dcb_getapp(netdev, &app);
+ app.protocol = ETH_P_FIP;
+ fup = dcb_getapp(netdev, &app);
+ }
+
+ port->priority = ffs(up) ? ffs(up) - 1 : 0;
+ fcoe->ctlr.priority = ffs(fup) ? ffs(fup) - 1 : port->priority;
+ }
+#endif
+}
+
+/**
* fcoe_create() - Create a fcoe interface
* @netdev : The net_device object the Ethernet interface to create on
* @fip_mode: The FIP mode for this creation
@@ -2007,6 +2120,9 @@ static int fcoe_create(struct net_device *netdev, enum fip_state fip_mode)
/* Make this the "master" N_Port */
fcoe->ctlr.lp = lport;
+ /* setup DCB priority attributes. */
+ fcoe_dcb_create(fcoe);
+
/* add to lports list */
fcoe_hostlist_add(lport);
diff --git a/drivers/scsi/fcoe/fcoe_ctlr.c b/drivers/scsi/fcoe/fcoe_ctlr.c
index c74c4b8e71e..e7522dcc296 100644
--- a/drivers/scsi/fcoe/fcoe_ctlr.c
+++ b/drivers/scsi/fcoe/fcoe_ctlr.c
@@ -320,6 +320,7 @@ static void fcoe_ctlr_solicit(struct fcoe_ctlr *fip, struct fcoe_fcf *fcf)
skb_put(skb, sizeof(*sol));
skb->protocol = htons(ETH_P_FIP);
+ skb->priority = fip->priority;
skb_reset_mac_header(skb);
skb_reset_network_header(skb);
fip->send(fip, skb);
@@ -474,6 +475,7 @@ static void fcoe_ctlr_send_keep_alive(struct fcoe_ctlr *fip,
}
skb_put(skb, len);
skb->protocol = htons(ETH_P_FIP);
+ skb->priority = fip->priority;
skb_reset_mac_header(skb);
skb_reset_network_header(skb);
fip->send(fip, skb);
@@ -566,6 +568,7 @@ static int fcoe_ctlr_encaps(struct fcoe_ctlr *fip, struct fc_lport *lport,
cap->fip.fip_dl_len = htons(dlen / FIP_BPW);
skb->protocol = htons(ETH_P_FIP);
+ skb->priority = fip->priority;
skb_reset_mac_header(skb);
skb_reset_network_header(skb);
return 0;
@@ -1911,6 +1914,7 @@ static void fcoe_ctlr_vn_send(struct fcoe_ctlr *fip,
skb_put(skb, len);
skb->protocol = htons(ETH_P_FIP);
+ skb->priority = fip->priority;
skb_reset_mac_header(skb);
skb_reset_network_header(skb);
diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
index 4e041f6d808..d570573b796 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
@@ -4335,7 +4335,7 @@ _scsih_smart_predicted_fault(struct MPT2SAS_ADAPTER *ioc, u16 handle)
/* insert into event log */
sz = offsetof(Mpi2EventNotificationReply_t, EventData) +
sizeof(Mpi2EventDataSasDeviceStatusChange_t);
- event_reply = kzalloc(sz, GFP_KERNEL);
+ event_reply = kzalloc(sz, GFP_ATOMIC);
if (!event_reply) {
printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
ioc->name, __FILE__, __LINE__, __func__);
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index ac326c41e93..6465dae5883 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -1762,12 +1762,31 @@ qla2x00_get_host_port_state(struct Scsi_Host *shost)
scsi_qla_host_t *vha = shost_priv(shost);
struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
- if (!base_vha->flags.online)
+ if (!base_vha->flags.online) {
fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
- else if (atomic_read(&base_vha->loop_state) == LOOP_TIMEOUT)
- fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
- else
+ return;
+ }
+
+ switch (atomic_read(&base_vha->loop_state)) {
+ case LOOP_UPDATE:
+ fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
+ break;
+ case LOOP_DOWN:
+ if (test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags))
+ fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
+ else
+ fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
+ break;
+ case LOOP_DEAD:
+ fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
+ break;
+ case LOOP_READY:
fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
+ break;
+ default:
+ fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
+ break;
+ }
}
static int
diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c
index 9df4787715c..f3cddd5800c 100644
--- a/drivers/scsi/qla2xxx/qla_dbg.c
+++ b/drivers/scsi/qla2xxx/qla_dbg.c
@@ -12,17 +12,17 @@
* | Level | Last Value Used | Holes |
* ----------------------------------------------------------------------
* | Module Init and Probe | 0x0116 | |
- * | Mailbox commands | 0x1129 | |
+ * | Mailbox commands | 0x112b | |
* | Device Discovery | 0x2083 | |
* | Queue Command and IO tracing | 0x302e | 0x3008 |
* | DPC Thread | 0x401c | |
* | Async Events | 0x5059 | |
- * | Timer Routines | 0x600d | |
+ * | Timer Routines | 0x6010 | 0x600e,0x600f |
* | User Space Interactions | 0x709d | |
- * | Task Management | 0x8041 | |
+ * | Task Management | 0x8041 | 0x800b |
* | AER/EEH | 0x900f | |
* | Virtual Port | 0xa007 | |
- * | ISP82XX Specific | 0xb051 | |
+ * | ISP82XX Specific | 0xb052 | |
* | MultiQ | 0xc00b | |
* | Misc | 0xd00b | |
* ----------------------------------------------------------------------
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index ce32d8135c9..c0c11afb685 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -578,6 +578,7 @@ extern int qla82xx_check_md_needed(scsi_qla_host_t *);
extern void qla82xx_chip_reset_cleanup(scsi_qla_host_t *);
extern int qla82xx_mbx_beacon_ctl(scsi_qla_host_t *, int);
extern char *qdev_state(uint32_t);
+extern void qla82xx_clear_pending_mbx(scsi_qla_host_t *);
/* BSG related functions */
extern int qla24xx_bsg_request(struct fc_bsg_job *);
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index f03e915f187..54ea68cec4c 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -1509,7 +1509,8 @@ enable_82xx_npiv:
&ha->fw_xcb_count, NULL, NULL,
&ha->max_npiv_vports, NULL);
- if (!fw_major_version && ql2xallocfwdump)
+ if (!fw_major_version && ql2xallocfwdump
+ && !IS_QLA82XX(ha))
qla2x00_alloc_fw_dump(vha);
}
} else {
diff --git a/drivers/scsi/qla2xxx/qla_iocb.c b/drivers/scsi/qla2xxx/qla_iocb.c
index dbec89622a0..a4b267e60a3 100644
--- a/drivers/scsi/qla2xxx/qla_iocb.c
+++ b/drivers/scsi/qla2xxx/qla_iocb.c
@@ -120,11 +120,10 @@ qla2x00_prep_cont_type0_iocb(struct scsi_qla_host *vha)
* Returns a pointer to the continuation type 1 IOCB packet.
*/
static inline cont_a64_entry_t *
-qla2x00_prep_cont_type1_iocb(scsi_qla_host_t *vha)
+qla2x00_prep_cont_type1_iocb(scsi_qla_host_t *vha, struct req_que *req)
{
cont_a64_entry_t *cont_pkt;
- struct req_que *req = vha->req;
/* Adjust ring index. */
req->ring_index++;
if (req->ring_index == req->length) {
@@ -292,7 +291,7 @@ void qla2x00_build_scsi_iocbs_64(srb_t *sp, cmd_entry_t *cmd_pkt,
* Five DSDs are available in the Continuation
* Type 1 IOCB.
*/
- cont_pkt = qla2x00_prep_cont_type1_iocb(vha);
+ cont_pkt = qla2x00_prep_cont_type1_iocb(vha, vha->req);
cur_dsd = (uint32_t *)cont_pkt->dseg_0_address;
avail_dsds = 5;
}
@@ -684,7 +683,7 @@ qla24xx_build_scsi_iocbs(srb_t *sp, struct cmd_type_7 *cmd_pkt,
* Five DSDs are available in the Continuation
* Type 1 IOCB.
*/
- cont_pkt = qla2x00_prep_cont_type1_iocb(vha);
+ cont_pkt = qla2x00_prep_cont_type1_iocb(vha, vha->req);
cur_dsd = (uint32_t *)cont_pkt->dseg_0_address;
avail_dsds = 5;
}
@@ -2070,7 +2069,8 @@ qla2x00_ct_iocb(srb_t *sp, ms_iocb_entry_t *ct_iocb)
* Five DSDs are available in the Cont.
* Type 1 IOCB.
*/
- cont_pkt = qla2x00_prep_cont_type1_iocb(vha);
+ cont_pkt = qla2x00_prep_cont_type1_iocb(vha,
+ vha->hw->req_q_map[0]);
cur_dsd = (uint32_t *) cont_pkt->dseg_0_address;
avail_dsds = 5;
cont_iocb_prsnt = 1;
@@ -2096,6 +2096,7 @@ qla24xx_ct_iocb(srb_t *sp, struct ct_entry_24xx *ct_iocb)
int index;
uint16_t tot_dsds;
scsi_qla_host_t *vha = sp->fcport->vha;
+ struct qla_hw_data *ha = vha->hw;
struct fc_bsg_job *bsg_job = ((struct srb_ctx *)sp->ctx)->u.bsg_job;
int loop_iterartion = 0;
int cont_iocb_prsnt = 0;
@@ -2141,7 +2142,8 @@ qla24xx_ct_iocb(srb_t *sp, struct ct_entry_24xx *ct_iocb)
* Five DSDs are available in the Cont.
* Type 1 IOCB.
*/
- cont_pkt = qla2x00_prep_cont_type1_iocb(vha);
+ cont_pkt = qla2x00_prep_cont_type1_iocb(vha,
+ ha->req_q_map[0]);
cur_dsd = (uint32_t *) cont_pkt->dseg_0_address;
avail_dsds = 5;
cont_iocb_prsnt = 1;
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index 2516adf1aee..7b91b290ffd 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -1741,7 +1741,7 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt)
resid, scsi_bufflen(cp));
cp->result = DID_ERROR << 16 | lscsi_status;
- break;
+ goto check_scsi_status;
}
if (!lscsi_status &&
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 3b3cec9f6ac..82a33533ed2 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -79,8 +79,7 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
mcp->mb[0] = MBS_LINK_DOWN_ERROR;
ql_log(ql_log_warn, base_vha, 0x1004,
"FW hung = %d.\n", ha->flags.isp82xx_fw_hung);
- rval = QLA_FUNCTION_FAILED;
- goto premature_exit;
+ return QLA_FUNCTION_TIMEOUT;
}
/*
@@ -163,6 +162,7 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
HINT_MBX_INT_PENDING) {
spin_unlock_irqrestore(&ha->hardware_lock,
flags);
+ ha->flags.mbox_busy = 0;
ql_dbg(ql_dbg_mbx, base_vha, 0x1010,
"Pending mailbox timeout, exiting.\n");
rval = QLA_FUNCTION_TIMEOUT;
@@ -188,6 +188,7 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
HINT_MBX_INT_PENDING) {
spin_unlock_irqrestore(&ha->hardware_lock,
flags);
+ ha->flags.mbox_busy = 0;
ql_dbg(ql_dbg_mbx, base_vha, 0x1012,
"Pending mailbox timeout, exiting.\n");
rval = QLA_FUNCTION_TIMEOUT;
@@ -302,7 +303,15 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
if (!test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) &&
!test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) &&
!test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
-
+ if (IS_QLA82XX(ha)) {
+ ql_dbg(ql_dbg_mbx, vha, 0x112a,
+ "disabling pause transmit on port "
+ "0 & 1.\n");
+ qla82xx_wr_32(ha,
+ QLA82XX_CRB_NIU + 0x98,
+ CRB_NIU_XG_PAUSE_CTL_P0|
+ CRB_NIU_XG_PAUSE_CTL_P1);
+ }
ql_log(ql_log_info, base_vha, 0x101c,
"Mailbox cmd timeout occured. "
"Scheduling ISP abort eeh_busy=0x%x.\n",
@@ -318,7 +327,15 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
if (!test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) &&
!test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) &&
!test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
-
+ if (IS_QLA82XX(ha)) {
+ ql_dbg(ql_dbg_mbx, vha, 0x112b,
+ "disabling pause transmit on port "
+ "0 & 1.\n");
+ qla82xx_wr_32(ha,
+ QLA82XX_CRB_NIU + 0x98,
+ CRB_NIU_XG_PAUSE_CTL_P0|
+ CRB_NIU_XG_PAUSE_CTL_P1);
+ }
ql_log(ql_log_info, base_vha, 0x101e,
"Mailbox cmd timeout occured. "
"Scheduling ISP abort.\n");
diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c
index 94bded5ddce..03554934b0a 100644
--- a/drivers/scsi/qla2xxx/qla_nx.c
+++ b/drivers/scsi/qla2xxx/qla_nx.c
@@ -3817,6 +3817,20 @@ exit:
return rval;
}
+void qla82xx_clear_pending_mbx(scsi_qla_host_t *vha)
+{
+ struct qla_hw_data *ha = vha->hw;
+
+ if (ha->flags.mbox_busy) {
+ ha->flags.mbox_int = 1;
+ ha->flags.mbox_busy = 0;
+ ql_log(ql_log_warn, vha, 0x6010,
+ "Doing premature completion of mbx command.\n");
+ if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags))
+ complete(&ha->mbx_intr_comp);
+ }
+}
+
void qla82xx_watchdog(scsi_qla_host_t *vha)
{
uint32_t dev_state, halt_status;
@@ -3839,9 +3853,13 @@ void qla82xx_watchdog(scsi_qla_host_t *vha)
qla2xxx_wake_dpc(vha);
} else {
if (qla82xx_check_fw_alive(vha)) {
+ ql_dbg(ql_dbg_timer, vha, 0x6011,
+ "disabling pause transmit on port 0 & 1.\n");
+ qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x98,
+ CRB_NIU_XG_PAUSE_CTL_P0|CRB_NIU_XG_PAUSE_CTL_P1);
halt_status = qla82xx_rd_32(ha,
QLA82XX_PEG_HALT_STATUS1);
- ql_dbg(ql_dbg_timer, vha, 0x6005,
+ ql_log(ql_log_info, vha, 0x6005,
"dumping hw/fw registers:.\n "
" PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,.\n "
" PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,.\n "
@@ -3858,6 +3876,11 @@ void qla82xx_watchdog(scsi_qla_host_t *vha)
QLA82XX_CRB_PEG_NET_3 + 0x3c),
qla82xx_rd_32(ha,
QLA82XX_CRB_PEG_NET_4 + 0x3c));
+ if (LSW(MSB(halt_status)) == 0x67)
+ ql_log(ql_log_warn, vha, 0xb052,
+ "Firmware aborted with "
+ "error code 0x00006700. Device is "
+ "being reset.\n");
if (halt_status & HALT_STATUS_UNRECOVERABLE) {
set_bit(ISP_UNRECOVERABLE,
&vha->dpc_flags);
@@ -3869,16 +3892,8 @@ void qla82xx_watchdog(scsi_qla_host_t *vha)
}
qla2xxx_wake_dpc(vha);
ha->flags.isp82xx_fw_hung = 1;
- if (ha->flags.mbox_busy) {
- ha->flags.mbox_int = 1;
- ql_log(ql_log_warn, vha, 0x6007,
- "Due to FW hung, doing "
- "premature completion of mbx "
- "command.\n");
- if (test_bit(MBX_INTR_WAIT,
- &ha->mbx_cmd_flags))
- complete(&ha->mbx_intr_comp);
- }
+ ql_log(ql_log_warn, vha, 0x6007, "Firmware hung.\n");
+ qla82xx_clear_pending_mbx(vha);
}
}
}
@@ -4073,10 +4088,7 @@ qla82xx_chip_reset_cleanup(scsi_qla_host_t *vha)
msleep(1000);
if (qla82xx_check_fw_alive(vha)) {
ha->flags.isp82xx_fw_hung = 1;
- if (ha->flags.mbox_busy) {
- ha->flags.mbox_int = 1;
- complete(&ha->mbx_intr_comp);
- }
+ qla82xx_clear_pending_mbx(vha);
break;
}
}
diff --git a/drivers/scsi/qla2xxx/qla_nx.h b/drivers/scsi/qla2xxx/qla_nx.h
index 57820c199bc..57a226be339 100644
--- a/drivers/scsi/qla2xxx/qla_nx.h
+++ b/drivers/scsi/qla2xxx/qla_nx.h
@@ -1173,4 +1173,8 @@ struct qla82xx_md_entry_queue {
static const int MD_MIU_TEST_AGT_RDDATA[] = { 0x410000A8, 0x410000AC,
0x410000B8, 0x410000BC };
+
+#define CRB_NIU_XG_PAUSE_CTL_P0 0x1
+#define CRB_NIU_XG_PAUSE_CTL_P1 0x8
+
#endif
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index fd14c7bfc62..f9e5b85e84d 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -201,12 +201,12 @@ MODULE_PARM_DESC(ql2xmdcapmask,
"Set the Minidump driver capture mask level. "
"Default is 0x7F - Can be set to 0x3, 0x7, 0xF, 0x1F, 0x7F.");
-int ql2xmdenable;
+int ql2xmdenable = 1;
module_param(ql2xmdenable, int, S_IRUGO);
MODULE_PARM_DESC(ql2xmdenable,
"Enable/disable MiniDump. "
- "0 (Default) - MiniDump disabled. "
- "1 - MiniDump enabled.");
+ "0 - MiniDump disabled. "
+ "1 (Default) - MiniDump enabled.");
/*
* SCSI host template entry points
@@ -423,6 +423,7 @@ fail2:
qla25xx_delete_queues(vha);
destroy_workqueue(ha->wq);
ha->wq = NULL;
+ vha->req = ha->req_q_map[0];
fail:
ha->mqenable = 0;
kfree(ha->req_q_map);
@@ -814,49 +815,6 @@ qla2x00_wait_for_chip_reset(scsi_qla_host_t *vha)
return return_status;
}
-/*
- * qla2x00_wait_for_loop_ready
- * Wait for MAX_LOOP_TIMEOUT(5 min) value for loop
- * to be in LOOP_READY state.
- * Input:
- * ha - pointer to host adapter structure
- *
- * Note:
- * Does context switching-Release SPIN_LOCK
- * (if any) before calling this routine.
- *
- *
- * Return:
- * Success (LOOP_READY) : 0
- * Failed (LOOP_NOT_READY) : 1
- */
-static inline int
-qla2x00_wait_for_loop_ready(scsi_qla_host_t *vha)
-{
- int return_status = QLA_SUCCESS;
- unsigned long loop_timeout ;
- struct qla_hw_data *ha = vha->hw;
- scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
-
- /* wait for 5 min at the max for loop to be ready */
- loop_timeout = jiffies + (MAX_LOOP_TIMEOUT * HZ);
-
- while ((!atomic_read(&base_vha->loop_down_timer) &&
- atomic_read(&base_vha->loop_state) == LOOP_DOWN) ||
- atomic_read(&base_vha->loop_state) != LOOP_READY) {
- if (atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
- return_status = QLA_FUNCTION_FAILED;
- break;
- }
- msleep(1000);
- if (time_after_eq(jiffies, loop_timeout)) {
- return_status = QLA_FUNCTION_FAILED;
- break;
- }
- }
- return (return_status);
-}
-
static void
sp_get(struct srb *sp)
{
@@ -1035,12 +993,6 @@ __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type,
"Wait for hba online failed for cmd=%p.\n", cmd);
goto eh_reset_failed;
}
- err = 1;
- if (qla2x00_wait_for_loop_ready(vha) != QLA_SUCCESS) {
- ql_log(ql_log_warn, vha, 0x800b,
- "Wait for loop ready failed for cmd=%p.\n", cmd);
- goto eh_reset_failed;
- }
err = 2;
if (do_reset(fcport, cmd->device->lun, cmd->request->cpu + 1)
!= QLA_SUCCESS) {
@@ -1137,10 +1089,9 @@ qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd)
goto eh_bus_reset_done;
}
- if (qla2x00_wait_for_loop_ready(vha) == QLA_SUCCESS) {
- if (qla2x00_loop_reset(vha) == QLA_SUCCESS)
- ret = SUCCESS;
- }
+ if (qla2x00_loop_reset(vha) == QLA_SUCCESS)
+ ret = SUCCESS;
+
if (ret == FAILED)
goto eh_bus_reset_done;
@@ -1206,15 +1157,6 @@ qla2xxx_eh_host_reset(struct scsi_cmnd *cmd)
if (qla2x00_wait_for_reset_ready(vha) != QLA_SUCCESS)
goto eh_host_reset_lock;
- /*
- * Fixme-may be dpc thread is active and processing
- * loop_resync,so wait a while for it to
- * be completed and then issue big hammer.Otherwise
- * it may cause I/O failure as big hammer marks the
- * devices as lost kicking of the port_down_timer
- * while dpc is stuck for the mailbox to complete.
- */
- qla2x00_wait_for_loop_ready(vha);
if (vha != base_vha) {
if (qla2x00_vp_abort_isp(vha))
goto eh_host_reset_lock;
@@ -1297,16 +1239,13 @@ qla2x00_loop_reset(scsi_qla_host_t *vha)
atomic_set(&vha->loop_state, LOOP_DOWN);
atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
qla2x00_mark_all_devices_lost(vha, 0);
- qla2x00_wait_for_loop_ready(vha);
}
if (ha->flags.enable_lip_reset) {
ret = qla2x00_lip_reset(vha);
- if (ret != QLA_SUCCESS) {
+ if (ret != QLA_SUCCESS)
ql_dbg(ql_dbg_taskm, vha, 0x802e,
"lip_reset failed (%d).\n", ret);
- } else
- qla2x00_wait_for_loop_ready(vha);
}
/* Issue marker command only when we are going to start the I/O */
@@ -4070,13 +4009,8 @@ qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
/* For ISP82XX complete any pending mailbox cmd */
if (IS_QLA82XX(ha)) {
ha->flags.isp82xx_fw_hung = 1;
- if (ha->flags.mbox_busy) {
- ha->flags.mbox_int = 1;
- ql_dbg(ql_dbg_aer, vha, 0x9001,
- "Due to pci channel io frozen, doing premature "
- "completion of mbx command.\n");
- complete(&ha->mbx_intr_comp);
- }
+ ql_dbg(ql_dbg_aer, vha, 0x9001, "Pci channel io frozen\n");
+ qla82xx_clear_pending_mbx(vha);
}
qla2x00_free_irqs(vha);
pci_disable_device(pdev);
diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h
index 13b6357c1fa..23f33a6d52d 100644
--- a/drivers/scsi/qla2xxx/qla_version.h
+++ b/drivers/scsi/qla2xxx/qla_version.h
@@ -7,7 +7,7 @@
/*
* Driver version
*/
-#define QLA2XXX_VERSION "8.03.07.07-k"
+#define QLA2XXX_VERSION "8.03.07.12-k"
#define QLA_DRIVER_MAJOR_VER 8
#define QLA_DRIVER_MINOR_VER 3
diff --git a/drivers/scsi/qla4xxx/ql4_def.h b/drivers/scsi/qla4xxx/ql4_def.h
index ace637bf254..fd5edc6e166 100644
--- a/drivers/scsi/qla4xxx/ql4_def.h
+++ b/drivers/scsi/qla4xxx/ql4_def.h
@@ -147,7 +147,7 @@
#define ISCSI_ALIAS_SIZE 32 /* ISCSI Alias name size */
#define ISCSI_NAME_SIZE 0xE0 /* ISCSI Name size */
-#define QL4_SESS_RECOVERY_TMO 30 /* iSCSI session */
+#define QL4_SESS_RECOVERY_TMO 120 /* iSCSI session */
/* recovery timeout */
#define LSDW(x) ((u32)((u64)(x)))
@@ -173,6 +173,8 @@
#define ISNS_DEREG_TOV 5
#define HBA_ONLINE_TOV 30
#define DISABLE_ACB_TOV 30
+#define IP_CONFIG_TOV 30
+#define LOGIN_TOV 12
#define MAX_RESET_HA_RETRIES 2
@@ -240,6 +242,45 @@ struct ddb_entry {
uint16_t fw_ddb_index; /* DDB firmware index */
uint32_t fw_ddb_device_state; /* F/W Device State -- see ql4_fw.h */
+ uint16_t ddb_type;
+#define FLASH_DDB 0x01
+
+ struct dev_db_entry fw_ddb_entry;
+ int (*unblock_sess)(struct iscsi_cls_session *cls_session);
+ int (*ddb_change)(struct scsi_qla_host *ha, uint32_t fw_ddb_index,
+ struct ddb_entry *ddb_entry, uint32_t state);
+
+ /* Driver Re-login */
+ unsigned long flags; /* DDB Flags */
+ uint16_t default_relogin_timeout; /* Max time to wait for
+ * relogin to complete */
+ atomic_t retry_relogin_timer; /* Min Time between relogins
+ * (4000 only) */
+ atomic_t relogin_timer; /* Max Time to wait for
+ * relogin to complete */
+ atomic_t relogin_retry_count; /* Num of times relogin has been
+ * retried */
+ uint32_t default_time2wait; /* Default Min time between
+ * relogins (+aens) */
+
+};
+
+struct qla_ddb_index {
+ struct list_head list;
+ uint16_t fw_ddb_idx;
+ struct dev_db_entry fw_ddb;
+};
+
+#define DDB_IPADDR_LEN 64
+
+struct ql4_tuple_ddb {
+ int port;
+ int tpgt;
+ char ip_addr[DDB_IPADDR_LEN];
+ char iscsi_name[ISCSI_NAME_SIZE];
+ uint16_t options;
+#define DDB_OPT_IPV6 0x0e0e
+#define DDB_OPT_IPV4 0x0f0f
};
/*
@@ -411,7 +452,7 @@ struct scsi_qla_host {
#define AF_FW_RECOVERY 19 /* 0x00080000 */
#define AF_EEH_BUSY 20 /* 0x00100000 */
#define AF_PCI_CHANNEL_IO_PERM_FAILURE 21 /* 0x00200000 */
-
+#define AF_BUILD_DDB_LIST 22 /* 0x00400000 */
unsigned long dpc_flags;
#define DPC_RESET_HA 1 /* 0x00000002 */
@@ -604,6 +645,7 @@ struct scsi_qla_host {
uint16_t bootload_minor;
uint16_t bootload_patch;
uint16_t bootload_build;
+ uint16_t def_timeout; /* Default login timeout */
uint32_t flash_state;
#define QLFLASH_WAITING 0
@@ -623,6 +665,11 @@ struct scsi_qla_host {
uint16_t iscsi_pci_func_cnt;
uint8_t model_name[16];
struct completion disable_acb_comp;
+ struct dma_pool *fw_ddb_dma_pool;
+#define DDB_DMA_BLOCK_SIZE 512
+ uint16_t pri_ddb_idx;
+ uint16_t sec_ddb_idx;
+ int is_reset;
};
struct ql4_task_data {
@@ -835,6 +882,10 @@ static inline int ql4xxx_reset_active(struct scsi_qla_host *ha)
/*---------------------------------------------------------------------------*/
/* Defines for qla4xxx_initialize_adapter() and qla4xxx_recover_adapter() */
+
+#define INIT_ADAPTER 0
+#define RESET_ADAPTER 1
+
#define PRESERVE_DDB_LIST 0
#define REBUILD_DDB_LIST 1
diff --git a/drivers/scsi/qla4xxx/ql4_fw.h b/drivers/scsi/qla4xxx/ql4_fw.h
index cbd5a20dbbd..4ac07f88252 100644
--- a/drivers/scsi/qla4xxx/ql4_fw.h
+++ b/drivers/scsi/qla4xxx/ql4_fw.h
@@ -12,6 +12,7 @@
#define MAX_PRST_DEV_DB_ENTRIES 64
#define MIN_DISC_DEV_DB_ENTRY MAX_PRST_DEV_DB_ENTRIES
#define MAX_DEV_DB_ENTRIES 512
+#define MAX_DEV_DB_ENTRIES_40XX 256
/*************************************************************************
*
@@ -604,6 +605,13 @@ struct addr_ctrl_blk {
uint8_t res14[140]; /* 274-2FF */
};
+#define IP_ADDR_COUNT 4 /* Total 4 IP address supported in one interface
+ * One IPv4, one IPv6 link local and 2 IPv6
+ */
+
+#define IP_STATE_MASK 0x0F000000
+#define IP_STATE_SHIFT 24
+
struct init_fw_ctrl_blk {
struct addr_ctrl_blk pri;
/* struct addr_ctrl_blk sec;*/
diff --git a/drivers/scsi/qla4xxx/ql4_glbl.h b/drivers/scsi/qla4xxx/ql4_glbl.h
index 160db9d5ea2..d0dd4b33020 100644
--- a/drivers/scsi/qla4xxx/ql4_glbl.h
+++ b/drivers/scsi/qla4xxx/ql4_glbl.h
@@ -13,7 +13,7 @@ struct iscsi_cls_conn;
int qla4xxx_hw_reset(struct scsi_qla_host *ha);
int ql4xxx_lock_drvr_wait(struct scsi_qla_host *a);
int qla4xxx_send_command_to_isp(struct scsi_qla_host *ha, struct srb *srb);
-int qla4xxx_initialize_adapter(struct scsi_qla_host *ha);
+int qla4xxx_initialize_adapter(struct scsi_qla_host *ha, int is_reset);
int qla4xxx_soft_reset(struct scsi_qla_host *ha);
irqreturn_t qla4xxx_intr_handler(int irq, void *dev_id);
@@ -153,10 +153,13 @@ int qla4xxx_req_ddb_entry(struct scsi_qla_host *ha, uint32_t fw_ddb_index,
uint32_t *mbx_sts);
int qla4xxx_clear_ddb_entry(struct scsi_qla_host *ha, uint32_t fw_ddb_index);
int qla4xxx_send_passthru0(struct iscsi_task *task);
+void qla4xxx_free_ddb_index(struct scsi_qla_host *ha);
int qla4xxx_get_mgmt_data(struct scsi_qla_host *ha, uint16_t fw_ddb_index,
uint16_t stats_size, dma_addr_t stats_dma);
void qla4xxx_update_session_conn_param(struct scsi_qla_host *ha,
struct ddb_entry *ddb_entry);
+void qla4xxx_update_session_conn_fwddb_param(struct scsi_qla_host *ha,
+ struct ddb_entry *ddb_entry);
int qla4xxx_bootdb_by_index(struct scsi_qla_host *ha,
struct dev_db_entry *fw_ddb_entry,
dma_addr_t fw_ddb_entry_dma, uint16_t ddb_index);
@@ -169,11 +172,22 @@ int qla4xxx_set_nvram(struct scsi_qla_host *ha, dma_addr_t nvram_dma,
int qla4xxx_restore_factory_defaults(struct scsi_qla_host *ha,
uint32_t region, uint32_t field0,
uint32_t field1);
+int qla4xxx_get_ddb_index(struct scsi_qla_host *ha, uint16_t *ddb_index);
+void qla4xxx_login_flash_ddb(struct iscsi_cls_session *cls_session);
+int qla4xxx_unblock_ddb(struct iscsi_cls_session *cls_session);
+int qla4xxx_unblock_flash_ddb(struct iscsi_cls_session *cls_session);
+int qla4xxx_flash_ddb_change(struct scsi_qla_host *ha, uint32_t fw_ddb_index,
+ struct ddb_entry *ddb_entry, uint32_t state);
+int qla4xxx_ddb_change(struct scsi_qla_host *ha, uint32_t fw_ddb_index,
+ struct ddb_entry *ddb_entry, uint32_t state);
+void qla4xxx_build_ddb_list(struct scsi_qla_host *ha, int is_reset);
/* BSG Functions */
int qla4xxx_bsg_request(struct bsg_job *bsg_job);
int qla4xxx_process_vendor_specific(struct bsg_job *bsg_job);
+void qla4xxx_arm_relogin_timer(struct ddb_entry *ddb_entry);
+
extern int ql4xextended_error_logging;
extern int ql4xdontresethba;
extern int ql4xenablemsix;
diff --git a/drivers/scsi/qla4xxx/ql4_init.c b/drivers/scsi/qla4xxx/ql4_init.c
index 3075fbaef55..1bdfa8120ac 100644
--- a/drivers/scsi/qla4xxx/ql4_init.c
+++ b/drivers/scsi/qla4xxx/ql4_init.c
@@ -773,22 +773,24 @@ int qla4xxx_start_firmware(struct scsi_qla_host *ha)
* be freed so that when login happens from user space there are free DDB
* indices available.
**/
-static void qla4xxx_free_ddb_index(struct scsi_qla_host *ha)
+void qla4xxx_free_ddb_index(struct scsi_qla_host *ha)
{
int max_ddbs;
int ret;
uint32_t idx = 0, next_idx = 0;
uint32_t state = 0, conn_err = 0;
- max_ddbs = is_qla40XX(ha) ? MAX_PRST_DEV_DB_ENTRIES :
+ max_ddbs = is_qla40XX(ha) ? MAX_DEV_DB_ENTRIES_40XX :
MAX_DEV_DB_ENTRIES;
for (idx = 0; idx < max_ddbs; idx = next_idx) {
ret = qla4xxx_get_fwddb_entry(ha, idx, NULL, 0, NULL,
&next_idx, &state, &conn_err,
NULL, NULL);
- if (ret == QLA_ERROR)
+ if (ret == QLA_ERROR) {
+ next_idx++;
continue;
+ }
if (state == DDB_DS_NO_CONNECTION_ACTIVE ||
state == DDB_DS_SESSION_FAILED) {
DEBUG2(ql4_printk(KERN_INFO, ha,
@@ -804,7 +806,6 @@ static void qla4xxx_free_ddb_index(struct scsi_qla_host *ha)
}
}
-
/**
* qla4xxx_initialize_adapter - initiailizes hba
* @ha: Pointer to host adapter structure.
@@ -812,7 +813,7 @@ static void qla4xxx_free_ddb_index(struct scsi_qla_host *ha)
* This routine parforms all of the steps necessary to initialize the adapter.
*
**/
-int qla4xxx_initialize_adapter(struct scsi_qla_host *ha)
+int qla4xxx_initialize_adapter(struct scsi_qla_host *ha, int is_reset)
{
int status = QLA_ERROR;
@@ -840,7 +841,8 @@ int qla4xxx_initialize_adapter(struct scsi_qla_host *ha)
if (status == QLA_ERROR)
goto exit_init_hba;
- qla4xxx_free_ddb_index(ha);
+ if (is_reset == RESET_ADAPTER)
+ qla4xxx_build_ddb_list(ha, is_reset);
set_bit(AF_ONLINE, &ha->flags);
exit_init_hba:
@@ -855,38 +857,12 @@ exit_init_hba:
return status;
}
-/**
- * qla4xxx_process_ddb_changed - process ddb state change
- * @ha - Pointer to host adapter structure.
- * @fw_ddb_index - Firmware's device database index
- * @state - Device state
- *
- * This routine processes a Decive Database Changed AEN Event.
- **/
-int qla4xxx_process_ddb_changed(struct scsi_qla_host *ha, uint32_t fw_ddb_index,
- uint32_t state, uint32_t conn_err)
+int qla4xxx_ddb_change(struct scsi_qla_host *ha, uint32_t fw_ddb_index,
+ struct ddb_entry *ddb_entry, uint32_t state)
{
- struct ddb_entry * ddb_entry;
uint32_t old_fw_ddb_device_state;
int status = QLA_ERROR;
- /* check for out of range index */
- if (fw_ddb_index >= MAX_DDB_ENTRIES)
- goto exit_ddb_event;
-
- /* Get the corresponging ddb entry */
- ddb_entry = qla4xxx_lookup_ddb_by_fw_index(ha, fw_ddb_index);
- /* Device does not currently exist in our database. */
- if (ddb_entry == NULL) {
- ql4_printk(KERN_ERR, ha, "%s: No ddb_entry at FW index [%d]\n",
- __func__, fw_ddb_index);
-
- if (state == DDB_DS_NO_CONNECTION_ACTIVE)
- clear_bit(fw_ddb_index, ha->ddb_idx_map);
-
- goto exit_ddb_event;
- }
-
old_fw_ddb_device_state = ddb_entry->fw_ddb_device_state;
DEBUG2(ql4_printk(KERN_INFO, ha,
"%s: DDB - old state = 0x%x, new state = 0x%x for "
@@ -900,9 +876,7 @@ int qla4xxx_process_ddb_changed(struct scsi_qla_host *ha, uint32_t fw_ddb_index,
switch (state) {
case DDB_DS_SESSION_ACTIVE:
case DDB_DS_DISCOVERY:
- iscsi_conn_start(ddb_entry->conn);
- iscsi_conn_login_event(ddb_entry->conn,
- ISCSI_CONN_STATE_LOGGED_IN);
+ ddb_entry->unblock_sess(ddb_entry->sess);
qla4xxx_update_session_conn_param(ha, ddb_entry);
status = QLA_SUCCESS;
break;
@@ -936,9 +910,7 @@ int qla4xxx_process_ddb_changed(struct scsi_qla_host *ha, uint32_t fw_ddb_index,
switch (state) {
case DDB_DS_SESSION_ACTIVE:
case DDB_DS_DISCOVERY:
- iscsi_conn_start(ddb_entry->conn);
- iscsi_conn_login_event(ddb_entry->conn,
- ISCSI_CONN_STATE_LOGGED_IN);
+ ddb_entry->unblock_sess(ddb_entry->sess);
qla4xxx_update_session_conn_param(ha, ddb_entry);
status = QLA_SUCCESS;
break;
@@ -954,7 +926,198 @@ int qla4xxx_process_ddb_changed(struct scsi_qla_host *ha, uint32_t fw_ddb_index,
__func__));
break;
}
+ return status;
+}
+
+void qla4xxx_arm_relogin_timer(struct ddb_entry *ddb_entry)
+{
+ /*
+ * This triggers a relogin. After the relogin_timer
+ * expires, the relogin gets scheduled. We must wait a
+ * minimum amount of time since receiving an 0x8014 AEN
+ * with failed device_state or a logout response before
+ * we can issue another relogin.
+ *
+ * Firmware pads this timeout: (time2wait +1).
+ * Driver retry to login should be longer than F/W.
+ * Otherwise F/W will fail
+ * set_ddb() mbx cmd with 0x4005 since it still
+ * counting down its time2wait.
+ */
+ atomic_set(&ddb_entry->relogin_timer, 0);
+ atomic_set(&ddb_entry->retry_relogin_timer,
+ ddb_entry->default_time2wait + 4);
+
+}
+
+int qla4xxx_flash_ddb_change(struct scsi_qla_host *ha, uint32_t fw_ddb_index,
+ struct ddb_entry *ddb_entry, uint32_t state)
+{
+ uint32_t old_fw_ddb_device_state;
+ int status = QLA_ERROR;
+
+ old_fw_ddb_device_state = ddb_entry->fw_ddb_device_state;
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "%s: DDB - old state = 0x%x, new state = 0x%x for "
+ "index [%d]\n", __func__,
+ ddb_entry->fw_ddb_device_state, state, fw_ddb_index));
+
+ ddb_entry->fw_ddb_device_state = state;
+
+ switch (old_fw_ddb_device_state) {
+ case DDB_DS_LOGIN_IN_PROCESS:
+ case DDB_DS_NO_CONNECTION_ACTIVE:
+ switch (state) {
+ case DDB_DS_SESSION_ACTIVE:
+ ddb_entry->unblock_sess(ddb_entry->sess);
+ qla4xxx_update_session_conn_fwddb_param(ha, ddb_entry);
+ status = QLA_SUCCESS;
+ break;
+ case DDB_DS_SESSION_FAILED:
+ iscsi_block_session(ddb_entry->sess);
+ if (!test_bit(DF_RELOGIN, &ddb_entry->flags))
+ qla4xxx_arm_relogin_timer(ddb_entry);
+ status = QLA_SUCCESS;
+ break;
+ }
+ break;
+ case DDB_DS_SESSION_ACTIVE:
+ switch (state) {
+ case DDB_DS_SESSION_FAILED:
+ iscsi_block_session(ddb_entry->sess);
+ if (!test_bit(DF_RELOGIN, &ddb_entry->flags))
+ qla4xxx_arm_relogin_timer(ddb_entry);
+ status = QLA_SUCCESS;
+ break;
+ }
+ break;
+ case DDB_DS_SESSION_FAILED:
+ switch (state) {
+ case DDB_DS_SESSION_ACTIVE:
+ ddb_entry->unblock_sess(ddb_entry->sess);
+ qla4xxx_update_session_conn_fwddb_param(ha, ddb_entry);
+ status = QLA_SUCCESS;
+ break;
+ case DDB_DS_SESSION_FAILED:
+ if (!test_bit(DF_RELOGIN, &ddb_entry->flags))
+ qla4xxx_arm_relogin_timer(ddb_entry);
+ status = QLA_SUCCESS;
+ break;
+ }
+ break;
+ default:
+ DEBUG2(ql4_printk(KERN_INFO, ha, "%s: Unknown Event\n",
+ __func__));
+ break;
+ }
+ return status;
+}
+
+/**
+ * qla4xxx_process_ddb_changed - process ddb state change
+ * @ha - Pointer to host adapter structure.
+ * @fw_ddb_index - Firmware's device database index
+ * @state - Device state
+ *
+ * This routine processes a Decive Database Changed AEN Event.
+ **/
+int qla4xxx_process_ddb_changed(struct scsi_qla_host *ha,
+ uint32_t fw_ddb_index,
+ uint32_t state, uint32_t conn_err)
+{
+ struct ddb_entry *ddb_entry;
+ int status = QLA_ERROR;
+
+ /* check for out of range index */
+ if (fw_ddb_index >= MAX_DDB_ENTRIES)
+ goto exit_ddb_event;
+
+ /* Get the corresponging ddb entry */
+ ddb_entry = qla4xxx_lookup_ddb_by_fw_index(ha, fw_ddb_index);
+ /* Device does not currently exist in our database. */
+ if (ddb_entry == NULL) {
+ ql4_printk(KERN_ERR, ha, "%s: No ddb_entry at FW index [%d]\n",
+ __func__, fw_ddb_index);
+
+ if (state == DDB_DS_NO_CONNECTION_ACTIVE)
+ clear_bit(fw_ddb_index, ha->ddb_idx_map);
+
+ goto exit_ddb_event;
+ }
+
+ ddb_entry->ddb_change(ha, fw_ddb_index, ddb_entry, state);
exit_ddb_event:
return status;
}
+
+/**
+ * qla4xxx_login_flash_ddb - Login to target (DDB)
+ * @cls_session: Pointer to the session to login
+ *
+ * This routine logins to the target.
+ * Issues setddb and conn open mbx
+ **/
+void qla4xxx_login_flash_ddb(struct iscsi_cls_session *cls_session)
+{
+ struct iscsi_session *sess;
+ struct ddb_entry *ddb_entry;
+ struct scsi_qla_host *ha;
+ struct dev_db_entry *fw_ddb_entry = NULL;
+ dma_addr_t fw_ddb_dma;
+ uint32_t mbx_sts = 0;
+ int ret;
+
+ sess = cls_session->dd_data;
+ ddb_entry = sess->dd_data;
+ ha = ddb_entry->ha;
+
+ if (!test_bit(AF_LINK_UP, &ha->flags))
+ return;
+
+ if (ddb_entry->ddb_type != FLASH_DDB) {
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "Skipping login to non FLASH DB"));
+ goto exit_login;
+ }
+
+ fw_ddb_entry = dma_pool_alloc(ha->fw_ddb_dma_pool, GFP_KERNEL,
+ &fw_ddb_dma);
+ if (fw_ddb_entry == NULL) {
+ DEBUG2(ql4_printk(KERN_ERR, ha, "Out of memory\n"));
+ goto exit_login;
+ }
+
+ if (ddb_entry->fw_ddb_index == INVALID_ENTRY) {
+ ret = qla4xxx_get_ddb_index(ha, &ddb_entry->fw_ddb_index);
+ if (ret == QLA_ERROR)
+ goto exit_login;
+
+ ha->fw_ddb_index_map[ddb_entry->fw_ddb_index] = ddb_entry;
+ ha->tot_ddbs++;
+ }
+
+ memcpy(fw_ddb_entry, &ddb_entry->fw_ddb_entry,
+ sizeof(struct dev_db_entry));
+ ddb_entry->sess->target_id = ddb_entry->fw_ddb_index;
+
+ ret = qla4xxx_set_ddb_entry(ha, ddb_entry->fw_ddb_index,
+ fw_ddb_dma, &mbx_sts);
+ if (ret == QLA_ERROR) {
+ DEBUG2(ql4_printk(KERN_ERR, ha, "Set DDB failed\n"));
+ goto exit_login;
+ }
+
+ ddb_entry->fw_ddb_device_state = DDB_DS_LOGIN_IN_PROCESS;
+ ret = qla4xxx_conn_open(ha, ddb_entry->fw_ddb_index);
+ if (ret == QLA_ERROR) {
+ ql4_printk(KERN_ERR, ha, "%s: Login failed: %s\n", __func__,
+ sess->targetname);
+ goto exit_login;
+ }
+
+exit_login:
+ if (fw_ddb_entry)
+ dma_pool_free(ha->fw_ddb_dma_pool, fw_ddb_entry, fw_ddb_dma);
+}
+
diff --git a/drivers/scsi/qla4xxx/ql4_mbx.c b/drivers/scsi/qla4xxx/ql4_mbx.c
index 4c2b8487039..c2593782fbb 100644
--- a/drivers/scsi/qla4xxx/ql4_mbx.c
+++ b/drivers/scsi/qla4xxx/ql4_mbx.c
@@ -41,6 +41,16 @@ int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount,
return status;
}
+ if (is_qla40XX(ha)) {
+ if (test_bit(AF_HA_REMOVAL, &ha->flags)) {
+ DEBUG2(ql4_printk(KERN_WARNING, ha, "scsi%ld: %s: "
+ "prematurely completing mbx cmd as "
+ "adapter removal detected\n",
+ ha->host_no, __func__));
+ return status;
+ }
+ }
+
if (is_qla8022(ha)) {
if (test_bit(AF_FW_RECOVERY, &ha->flags)) {
DEBUG2(ql4_printk(KERN_WARNING, ha, "scsi%ld: %s: "
@@ -413,6 +423,7 @@ qla4xxx_update_local_ifcb(struct scsi_qla_host *ha,
memcpy(ha->name_string, init_fw_cb->iscsi_name,
min(sizeof(ha->name_string),
sizeof(init_fw_cb->iscsi_name)));
+ ha->def_timeout = le16_to_cpu(init_fw_cb->def_timeout);
/*memcpy(ha->alias, init_fw_cb->Alias,
min(sizeof(ha->alias), sizeof(init_fw_cb->Alias)));*/
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index 30f31b127f3..4169c8baa11 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -8,6 +8,7 @@
#include <linux/slab.h>
#include <linux/blkdev.h>
#include <linux/iscsi_boot_sysfs.h>
+#include <linux/inet.h>
#include <scsi/scsi_tcq.h>
#include <scsi/scsicam.h>
@@ -31,6 +32,13 @@ static struct kmem_cache *srb_cachep;
/*
* Module parameter information and variables
*/
+int ql4xdisablesysfsboot = 1;
+module_param(ql4xdisablesysfsboot, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(ql4xdisablesysfsboot,
+ "Set to disable exporting boot targets to sysfs\n"
+ " 0 - Export boot targets\n"
+ " 1 - Do not export boot targets (Default)");
+
int ql4xdontresethba = 0;
module_param(ql4xdontresethba, int, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(ql4xdontresethba,
@@ -63,7 +71,7 @@ static int ql4xsess_recovery_tmo = QL4_SESS_RECOVERY_TMO;
module_param(ql4xsess_recovery_tmo, int, S_IRUGO);
MODULE_PARM_DESC(ql4xsess_recovery_tmo,
"Target Session Recovery Timeout.\n"
- " Default: 30 sec.");
+ " Default: 120 sec.");
static int qla4xxx_wait_for_hba_online(struct scsi_qla_host *ha);
/*
@@ -415,7 +423,7 @@ static int qla4xxx_ep_poll(struct iscsi_endpoint *ep, int timeout_ms)
qla_ep = ep->dd_data;
ha = to_qla_host(qla_ep->host);
- if (adapter_up(ha))
+ if (adapter_up(ha) && !test_bit(AF_BUILD_DDB_LIST, &ha->flags))
ret = 1;
return ret;
@@ -975,6 +983,150 @@ static int qla4xxx_conn_get_param(struct iscsi_cls_conn *cls_conn,
}
+int qla4xxx_get_ddb_index(struct scsi_qla_host *ha, uint16_t *ddb_index)
+{
+ uint32_t mbx_sts = 0;
+ uint16_t tmp_ddb_index;
+ int ret;
+
+get_ddb_index:
+ tmp_ddb_index = find_first_zero_bit(ha->ddb_idx_map, MAX_DDB_ENTRIES);
+
+ if (tmp_ddb_index >= MAX_DDB_ENTRIES) {
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "Free DDB index not available\n"));
+ ret = QLA_ERROR;
+ goto exit_get_ddb_index;
+ }
+
+ if (test_and_set_bit(tmp_ddb_index, ha->ddb_idx_map))
+ goto get_ddb_index;
+
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "Found a free DDB index at %d\n", tmp_ddb_index));
+ ret = qla4xxx_req_ddb_entry(ha, tmp_ddb_index, &mbx_sts);
+ if (ret == QLA_ERROR) {
+ if (mbx_sts == MBOX_STS_COMMAND_ERROR) {
+ ql4_printk(KERN_INFO, ha,
+ "DDB index = %d not available trying next\n",
+ tmp_ddb_index);
+ goto get_ddb_index;
+ }
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "Free FW DDB not available\n"));
+ }
+
+ *ddb_index = tmp_ddb_index;
+
+exit_get_ddb_index:
+ return ret;
+}
+
+static int qla4xxx_match_ipaddress(struct scsi_qla_host *ha,
+ struct ddb_entry *ddb_entry,
+ char *existing_ipaddr,
+ char *user_ipaddr)
+{
+ uint8_t dst_ipaddr[IPv6_ADDR_LEN];
+ char formatted_ipaddr[DDB_IPADDR_LEN];
+ int status = QLA_SUCCESS, ret = 0;
+
+ if (ddb_entry->fw_ddb_entry.options & DDB_OPT_IPV6_DEVICE) {
+ ret = in6_pton(user_ipaddr, strlen(user_ipaddr), dst_ipaddr,
+ '\0', NULL);
+ if (ret == 0) {
+ status = QLA_ERROR;
+ goto out_match;
+ }
+ ret = sprintf(formatted_ipaddr, "%pI6", dst_ipaddr);
+ } else {
+ ret = in4_pton(user_ipaddr, strlen(user_ipaddr), dst_ipaddr,
+ '\0', NULL);
+ if (ret == 0) {
+ status = QLA_ERROR;
+ goto out_match;
+ }
+ ret = sprintf(formatted_ipaddr, "%pI4", dst_ipaddr);
+ }
+
+ if (strcmp(existing_ipaddr, formatted_ipaddr))
+ status = QLA_ERROR;
+
+out_match:
+ return status;
+}
+
+static int qla4xxx_match_fwdb_session(struct scsi_qla_host *ha,
+ struct iscsi_cls_conn *cls_conn)
+{
+ int idx = 0, max_ddbs, rval;
+ struct iscsi_cls_session *cls_sess = iscsi_conn_to_session(cls_conn);
+ struct iscsi_session *sess, *existing_sess;
+ struct iscsi_conn *conn, *existing_conn;
+ struct ddb_entry *ddb_entry;
+
+ sess = cls_sess->dd_data;
+ conn = cls_conn->dd_data;
+
+ if (sess->targetname == NULL ||
+ conn->persistent_address == NULL ||
+ conn->persistent_port == 0)
+ return QLA_ERROR;
+
+ max_ddbs = is_qla40XX(ha) ? MAX_DEV_DB_ENTRIES_40XX :
+ MAX_DEV_DB_ENTRIES;
+
+ for (idx = 0; idx < max_ddbs; idx++) {
+ ddb_entry = qla4xxx_lookup_ddb_by_fw_index(ha, idx);
+ if (ddb_entry == NULL)
+ continue;
+
+ if (ddb_entry->ddb_type != FLASH_DDB)
+ continue;
+
+ existing_sess = ddb_entry->sess->dd_data;
+ existing_conn = ddb_entry->conn->dd_data;
+
+ if (existing_sess->targetname == NULL ||
+ existing_conn->persistent_address == NULL ||
+ existing_conn->persistent_port == 0)
+ continue;
+
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "IQN = %s User IQN = %s\n",
+ existing_sess->targetname,
+ sess->targetname));
+
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "IP = %s User IP = %s\n",
+ existing_conn->persistent_address,
+ conn->persistent_address));
+
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "Port = %d User Port = %d\n",
+ existing_conn->persistent_port,
+ conn->persistent_port));
+
+ if (strcmp(existing_sess->targetname, sess->targetname))
+ continue;
+ rval = qla4xxx_match_ipaddress(ha, ddb_entry,
+ existing_conn->persistent_address,
+ conn->persistent_address);
+ if (rval == QLA_ERROR)
+ continue;
+ if (existing_conn->persistent_port != conn->persistent_port)
+ continue;
+ break;
+ }
+
+ if (idx == max_ddbs)
+ return QLA_ERROR;
+
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "Match found in fwdb sessions\n"));
+ return QLA_SUCCESS;
+}
+
static struct iscsi_cls_session *
qla4xxx_session_create(struct iscsi_endpoint *ep,
uint16_t cmds_max, uint16_t qdepth,
@@ -984,8 +1136,7 @@ qla4xxx_session_create(struct iscsi_endpoint *ep,
struct scsi_qla_host *ha;
struct qla_endpoint *qla_ep;
struct ddb_entry *ddb_entry;
- uint32_t ddb_index;
- uint32_t mbx_sts = 0;
+ uint16_t ddb_index;
struct iscsi_session *sess;
struct sockaddr *dst_addr;
int ret;
@@ -1000,32 +1151,9 @@ qla4xxx_session_create(struct iscsi_endpoint *ep,
dst_addr = (struct sockaddr *)&qla_ep->dst_addr;
ha = to_qla_host(qla_ep->host);
-get_ddb_index:
- ddb_index = find_first_zero_bit(ha->ddb_idx_map, MAX_DDB_ENTRIES);
-
- if (ddb_index >= MAX_DDB_ENTRIES) {
- DEBUG2(ql4_printk(KERN_INFO, ha,
- "Free DDB index not available\n"));
- return NULL;
- }
-
- if (test_and_set_bit(ddb_index, ha->ddb_idx_map))
- goto get_ddb_index;
-
- DEBUG2(ql4_printk(KERN_INFO, ha,
- "Found a free DDB index at %d\n", ddb_index));
- ret = qla4xxx_req_ddb_entry(ha, ddb_index, &mbx_sts);
- if (ret == QLA_ERROR) {
- if (mbx_sts == MBOX_STS_COMMAND_ERROR) {
- ql4_printk(KERN_INFO, ha,
- "DDB index = %d not available trying next\n",
- ddb_index);
- goto get_ddb_index;
- }
- DEBUG2(ql4_printk(KERN_INFO, ha,
- "Free FW DDB not available\n"));
+ ret = qla4xxx_get_ddb_index(ha, &ddb_index);
+ if (ret == QLA_ERROR)
return NULL;
- }
cls_sess = iscsi_session_setup(&qla4xxx_iscsi_transport, qla_ep->host,
cmds_max, sizeof(struct ddb_entry),
@@ -1040,6 +1168,8 @@ get_ddb_index:
ddb_entry->fw_ddb_device_state = DDB_DS_NO_CONNECTION_ACTIVE;
ddb_entry->ha = ha;
ddb_entry->sess = cls_sess;
+ ddb_entry->unblock_sess = qla4xxx_unblock_ddb;
+ ddb_entry->ddb_change = qla4xxx_ddb_change;
cls_sess->recovery_tmo = ql4xsess_recovery_tmo;
ha->fw_ddb_index_map[ddb_entry->fw_ddb_index] = ddb_entry;
ha->tot_ddbs++;
@@ -1077,6 +1207,9 @@ qla4xxx_conn_create(struct iscsi_cls_session *cls_sess, uint32_t conn_idx)
DEBUG2(printk(KERN_INFO "Func: %s\n", __func__));
cls_conn = iscsi_conn_setup(cls_sess, sizeof(struct qla_conn),
conn_idx);
+ if (!cls_conn)
+ return NULL;
+
sess = cls_sess->dd_data;
ddb_entry = sess->dd_data;
ddb_entry->conn = cls_conn;
@@ -1109,7 +1242,7 @@ static int qla4xxx_conn_start(struct iscsi_cls_conn *cls_conn)
struct iscsi_session *sess;
struct ddb_entry *ddb_entry;
struct scsi_qla_host *ha;
- struct dev_db_entry *fw_ddb_entry;
+ struct dev_db_entry *fw_ddb_entry = NULL;
dma_addr_t fw_ddb_entry_dma;
uint32_t mbx_sts = 0;
int ret = 0;
@@ -1120,12 +1253,25 @@ static int qla4xxx_conn_start(struct iscsi_cls_conn *cls_conn)
ddb_entry = sess->dd_data;
ha = ddb_entry->ha;
+ /* Check if we have matching FW DDB, if yes then do not
+ * login to this target. This could cause target to logout previous
+ * connection
+ */
+ ret = qla4xxx_match_fwdb_session(ha, cls_conn);
+ if (ret == QLA_SUCCESS) {
+ ql4_printk(KERN_INFO, ha,
+ "Session already exist in FW.\n");
+ ret = -EEXIST;
+ goto exit_conn_start;
+ }
+
fw_ddb_entry = dma_alloc_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry),
&fw_ddb_entry_dma, GFP_KERNEL);
if (!fw_ddb_entry) {
ql4_printk(KERN_ERR, ha,
"%s: Unable to allocate dma buffer\n", __func__);
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto exit_conn_start;
}
ret = qla4xxx_set_param_ddbentry(ha, ddb_entry, cls_conn, &mbx_sts);
@@ -1138,9 +1284,7 @@ static int qla4xxx_conn_start(struct iscsi_cls_conn *cls_conn)
if (mbx_sts)
if (ddb_entry->fw_ddb_device_state ==
DDB_DS_SESSION_ACTIVE) {
- iscsi_conn_start(ddb_entry->conn);
- iscsi_conn_login_event(ddb_entry->conn,
- ISCSI_CONN_STATE_LOGGED_IN);
+ ddb_entry->unblock_sess(ddb_entry->sess);
goto exit_set_param;
}
@@ -1167,8 +1311,9 @@ exit_set_param:
ret = 0;
exit_conn_start:
- dma_free_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry),
- fw_ddb_entry, fw_ddb_entry_dma);
+ if (fw_ddb_entry)
+ dma_free_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry),
+ fw_ddb_entry, fw_ddb_entry_dma);
return ret;
}
@@ -1344,6 +1489,101 @@ static int qla4xxx_task_xmit(struct iscsi_task *task)
return -ENOSYS;
}
+static void qla4xxx_copy_fwddb_param(struct scsi_qla_host *ha,
+ struct dev_db_entry *fw_ddb_entry,
+ struct iscsi_cls_session *cls_sess,
+ struct iscsi_cls_conn *cls_conn)
+{
+ int buflen = 0;
+ struct iscsi_session *sess;
+ struct iscsi_conn *conn;
+ char ip_addr[DDB_IPADDR_LEN];
+ uint16_t options = 0;
+
+ sess = cls_sess->dd_data;
+ conn = cls_conn->dd_data;
+
+ conn->max_recv_dlength = BYTE_UNITS *
+ le16_to_cpu(fw_ddb_entry->iscsi_max_rcv_data_seg_len);
+
+ conn->max_xmit_dlength = BYTE_UNITS *
+ le16_to_cpu(fw_ddb_entry->iscsi_max_snd_data_seg_len);
+
+ sess->initial_r2t_en =
+ (BIT_10 & le16_to_cpu(fw_ddb_entry->iscsi_options));
+
+ sess->max_r2t = le16_to_cpu(fw_ddb_entry->iscsi_max_outsnd_r2t);
+
+ sess->imm_data_en = (BIT_11 & le16_to_cpu(fw_ddb_entry->iscsi_options));
+
+ sess->first_burst = BYTE_UNITS *
+ le16_to_cpu(fw_ddb_entry->iscsi_first_burst_len);
+
+ sess->max_burst = BYTE_UNITS *
+ le16_to_cpu(fw_ddb_entry->iscsi_max_burst_len);
+
+ sess->time2wait = le16_to_cpu(fw_ddb_entry->iscsi_def_time2wait);
+
+ sess->time2retain = le16_to_cpu(fw_ddb_entry->iscsi_def_time2retain);
+
+ conn->persistent_port = le16_to_cpu(fw_ddb_entry->port);
+
+ sess->tpgt = le32_to_cpu(fw_ddb_entry->tgt_portal_grp);
+
+ options = le16_to_cpu(fw_ddb_entry->options);
+ if (options & DDB_OPT_IPV6_DEVICE)
+ sprintf(ip_addr, "%pI6", fw_ddb_entry->ip_addr);
+ else
+ sprintf(ip_addr, "%pI4", fw_ddb_entry->ip_addr);
+
+ iscsi_set_param(cls_conn, ISCSI_PARAM_TARGET_NAME,
+ (char *)fw_ddb_entry->iscsi_name, buflen);
+ iscsi_set_param(cls_conn, ISCSI_PARAM_INITIATOR_NAME,
+ (char *)ha->name_string, buflen);
+ iscsi_set_param(cls_conn, ISCSI_PARAM_PERSISTENT_ADDRESS,
+ (char *)ip_addr, buflen);
+}
+
+void qla4xxx_update_session_conn_fwddb_param(struct scsi_qla_host *ha,
+ struct ddb_entry *ddb_entry)
+{
+ struct iscsi_cls_session *cls_sess;
+ struct iscsi_cls_conn *cls_conn;
+ uint32_t ddb_state;
+ dma_addr_t fw_ddb_entry_dma;
+ struct dev_db_entry *fw_ddb_entry;
+
+ fw_ddb_entry = dma_alloc_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry),
+ &fw_ddb_entry_dma, GFP_KERNEL);
+ if (!fw_ddb_entry) {
+ ql4_printk(KERN_ERR, ha,
+ "%s: Unable to allocate dma buffer\n", __func__);
+ goto exit_session_conn_fwddb_param;
+ }
+
+ if (qla4xxx_get_fwddb_entry(ha, ddb_entry->fw_ddb_index, fw_ddb_entry,
+ fw_ddb_entry_dma, NULL, NULL, &ddb_state,
+ NULL, NULL, NULL) == QLA_ERROR) {
+ DEBUG2(ql4_printk(KERN_ERR, ha, "scsi%ld: %s: failed "
+ "get_ddb_entry for fw_ddb_index %d\n",
+ ha->host_no, __func__,
+ ddb_entry->fw_ddb_index));
+ goto exit_session_conn_fwddb_param;
+ }
+
+ cls_sess = ddb_entry->sess;
+
+ cls_conn = ddb_entry->conn;
+
+ /* Update params */
+ qla4xxx_copy_fwddb_param(ha, fw_ddb_entry, cls_sess, cls_conn);
+
+exit_session_conn_fwddb_param:
+ if (fw_ddb_entry)
+ dma_free_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry),
+ fw_ddb_entry, fw_ddb_entry_dma);
+}
+
void qla4xxx_update_session_conn_param(struct scsi_qla_host *ha,
struct ddb_entry *ddb_entry)
{
@@ -1360,7 +1600,7 @@ void qla4xxx_update_session_conn_param(struct scsi_qla_host *ha,
if (!fw_ddb_entry) {
ql4_printk(KERN_ERR, ha,
"%s: Unable to allocate dma buffer\n", __func__);
- return;
+ goto exit_session_conn_param;
}
if (qla4xxx_get_fwddb_entry(ha, ddb_entry->fw_ddb_index, fw_ddb_entry,
@@ -1370,7 +1610,7 @@ void qla4xxx_update_session_conn_param(struct scsi_qla_host *ha,
"get_ddb_entry for fw_ddb_index %d\n",
ha->host_no, __func__,
ddb_entry->fw_ddb_index));
- return;
+ goto exit_session_conn_param;
}
cls_sess = ddb_entry->sess;
@@ -1379,6 +1619,12 @@ void qla4xxx_update_session_conn_param(struct scsi_qla_host *ha,
cls_conn = ddb_entry->conn;
conn = cls_conn->dd_data;
+ /* Update timers after login */
+ ddb_entry->default_relogin_timeout =
+ le16_to_cpu(fw_ddb_entry->def_timeout);
+ ddb_entry->default_time2wait =
+ le16_to_cpu(fw_ddb_entry->iscsi_def_time2wait);
+
/* Update params */
conn->max_recv_dlength = BYTE_UNITS *
le16_to_cpu(fw_ddb_entry->iscsi_max_rcv_data_seg_len);
@@ -1407,6 +1653,11 @@ void qla4xxx_update_session_conn_param(struct scsi_qla_host *ha,
memcpy(sess->initiatorname, ha->name_string,
min(sizeof(ha->name_string), sizeof(sess->initiatorname)));
+
+exit_session_conn_param:
+ if (fw_ddb_entry)
+ dma_free_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry),
+ fw_ddb_entry, fw_ddb_entry_dma);
}
/*
@@ -1607,6 +1858,9 @@ static void qla4xxx_mem_free(struct scsi_qla_host *ha)
vfree(ha->chap_list);
ha->chap_list = NULL;
+ if (ha->fw_ddb_dma_pool)
+ dma_pool_destroy(ha->fw_ddb_dma_pool);
+
/* release io space registers */
if (is_qla8022(ha)) {
if (ha->nx_pcibase)
@@ -1689,6 +1943,16 @@ static int qla4xxx_mem_alloc(struct scsi_qla_host *ha)
goto mem_alloc_error_exit;
}
+ ha->fw_ddb_dma_pool = dma_pool_create("ql4_fw_ddb", &ha->pdev->dev,
+ DDB_DMA_BLOCK_SIZE, 8, 0);
+
+ if (ha->fw_ddb_dma_pool == NULL) {
+ ql4_printk(KERN_WARNING, ha,
+ "%s: fw_ddb_dma_pool allocation failed..\n",
+ __func__);
+ goto mem_alloc_error_exit;
+ }
+
return QLA_SUCCESS;
mem_alloc_error_exit:
@@ -1800,6 +2064,60 @@ void qla4_8xxx_watchdog(struct scsi_qla_host *ha)
}
}
+void qla4xxx_check_relogin_flash_ddb(struct iscsi_cls_session *cls_sess)
+{
+ struct iscsi_session *sess;
+ struct ddb_entry *ddb_entry;
+ struct scsi_qla_host *ha;
+
+ sess = cls_sess->dd_data;
+ ddb_entry = sess->dd_data;
+ ha = ddb_entry->ha;
+
+ if (!(ddb_entry->ddb_type == FLASH_DDB))
+ return;
+
+ if (adapter_up(ha) && !test_bit(DF_RELOGIN, &ddb_entry->flags) &&
+ !iscsi_is_session_online(cls_sess)) {
+ if (atomic_read(&ddb_entry->retry_relogin_timer) !=
+ INVALID_ENTRY) {
+ if (atomic_read(&ddb_entry->retry_relogin_timer) ==
+ 0) {
+ atomic_set(&ddb_entry->retry_relogin_timer,
+ INVALID_ENTRY);
+ set_bit(DPC_RELOGIN_DEVICE, &ha->dpc_flags);
+ set_bit(DF_RELOGIN, &ddb_entry->flags);
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "%s: index [%d] login device\n",
+ __func__, ddb_entry->fw_ddb_index));
+ } else
+ atomic_dec(&ddb_entry->retry_relogin_timer);
+ }
+ }
+
+ /* Wait for relogin to timeout */
+ if (atomic_read(&ddb_entry->relogin_timer) &&
+ (atomic_dec_and_test(&ddb_entry->relogin_timer) != 0)) {
+ /*
+ * If the relogin times out and the device is
+ * still NOT ONLINE then try and relogin again.
+ */
+ if (!iscsi_is_session_online(cls_sess)) {
+ /* Reset retry relogin timer */
+ atomic_inc(&ddb_entry->relogin_retry_count);
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "%s: index[%d] relogin timed out-retrying"
+ " relogin (%d), retry (%d)\n", __func__,
+ ddb_entry->fw_ddb_index,
+ atomic_read(&ddb_entry->relogin_retry_count),
+ ddb_entry->default_time2wait + 4));
+ set_bit(DPC_RELOGIN_DEVICE, &ha->dpc_flags);
+ atomic_set(&ddb_entry->retry_relogin_timer,
+ ddb_entry->default_time2wait + 4);
+ }
+ }
+}
+
/**
* qla4xxx_timer - checks every second for work to do.
* @ha: Pointer to host adapter structure.
@@ -1809,6 +2127,8 @@ static void qla4xxx_timer(struct scsi_qla_host *ha)
int start_dpc = 0;
uint16_t w;
+ iscsi_host_for_each_session(ha->host, qla4xxx_check_relogin_flash_ddb);
+
/* If we are in the middle of AER/EEH processing
* skip any processing and reschedule the timer
*/
@@ -2078,7 +2398,12 @@ static void qla4xxx_fail_session(struct iscsi_cls_session *cls_session)
sess = cls_session->dd_data;
ddb_entry = sess->dd_data;
ddb_entry->fw_ddb_device_state = DDB_DS_SESSION_FAILED;
- iscsi_session_failure(cls_session->dd_data, ISCSI_ERR_CONN_FAILED);
+
+ if (ddb_entry->ddb_type == FLASH_DDB)
+ iscsi_block_session(ddb_entry->sess);
+ else
+ iscsi_session_failure(cls_session->dd_data,
+ ISCSI_ERR_CONN_FAILED);
}
/**
@@ -2163,7 +2488,7 @@ recover_ha_init_adapter:
/* NOTE: AF_ONLINE flag set upon successful completion of
* qla4xxx_initialize_adapter */
- status = qla4xxx_initialize_adapter(ha);
+ status = qla4xxx_initialize_adapter(ha, RESET_ADAPTER);
}
/* Retry failed adapter initialization, if necessary
@@ -2245,17 +2570,108 @@ static void qla4xxx_relogin_devices(struct iscsi_cls_session *cls_session)
iscsi_unblock_session(ddb_entry->sess);
} else {
/* Trigger relogin */
- iscsi_session_failure(cls_session->dd_data,
- ISCSI_ERR_CONN_FAILED);
+ if (ddb_entry->ddb_type == FLASH_DDB) {
+ if (!test_bit(DF_RELOGIN, &ddb_entry->flags))
+ qla4xxx_arm_relogin_timer(ddb_entry);
+ } else
+ iscsi_session_failure(cls_session->dd_data,
+ ISCSI_ERR_CONN_FAILED);
}
}
}
+int qla4xxx_unblock_flash_ddb(struct iscsi_cls_session *cls_session)
+{
+ struct iscsi_session *sess;
+ struct ddb_entry *ddb_entry;
+ struct scsi_qla_host *ha;
+
+ sess = cls_session->dd_data;
+ ddb_entry = sess->dd_data;
+ ha = ddb_entry->ha;
+ ql4_printk(KERN_INFO, ha, "scsi%ld: %s: ddb[%d]"
+ " unblock session\n", ha->host_no, __func__,
+ ddb_entry->fw_ddb_index);
+
+ iscsi_unblock_session(ddb_entry->sess);
+
+ /* Start scan target */
+ if (test_bit(AF_ONLINE, &ha->flags)) {
+ ql4_printk(KERN_INFO, ha, "scsi%ld: %s: ddb[%d]"
+ " start scan\n", ha->host_no, __func__,
+ ddb_entry->fw_ddb_index);
+ scsi_queue_work(ha->host, &ddb_entry->sess->scan_work);
+ }
+ return QLA_SUCCESS;
+}
+
+int qla4xxx_unblock_ddb(struct iscsi_cls_session *cls_session)
+{
+ struct iscsi_session *sess;
+ struct ddb_entry *ddb_entry;
+ struct scsi_qla_host *ha;
+
+ sess = cls_session->dd_data;
+ ddb_entry = sess->dd_data;
+ ha = ddb_entry->ha;
+ ql4_printk(KERN_INFO, ha, "scsi%ld: %s: ddb[%d]"
+ " unblock user space session\n", ha->host_no, __func__,
+ ddb_entry->fw_ddb_index);
+ iscsi_conn_start(ddb_entry->conn);
+ iscsi_conn_login_event(ddb_entry->conn,
+ ISCSI_CONN_STATE_LOGGED_IN);
+
+ return QLA_SUCCESS;
+}
+
static void qla4xxx_relogin_all_devices(struct scsi_qla_host *ha)
{
iscsi_host_for_each_session(ha->host, qla4xxx_relogin_devices);
}
+static void qla4xxx_relogin_flash_ddb(struct iscsi_cls_session *cls_sess)
+{
+ uint16_t relogin_timer;
+ struct iscsi_session *sess;
+ struct ddb_entry *ddb_entry;
+ struct scsi_qla_host *ha;
+
+ sess = cls_sess->dd_data;
+ ddb_entry = sess->dd_data;
+ ha = ddb_entry->ha;
+
+ relogin_timer = max(ddb_entry->default_relogin_timeout,
+ (uint16_t)RELOGIN_TOV);
+ atomic_set(&ddb_entry->relogin_timer, relogin_timer);
+
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "scsi%ld: Relogin index [%d]. TOV=%d\n", ha->host_no,
+ ddb_entry->fw_ddb_index, relogin_timer));
+
+ qla4xxx_login_flash_ddb(cls_sess);
+}
+
+static void qla4xxx_dpc_relogin(struct iscsi_cls_session *cls_sess)
+{
+ struct iscsi_session *sess;
+ struct ddb_entry *ddb_entry;
+ struct scsi_qla_host *ha;
+
+ sess = cls_sess->dd_data;
+ ddb_entry = sess->dd_data;
+ ha = ddb_entry->ha;
+
+ if (!(ddb_entry->ddb_type == FLASH_DDB))
+ return;
+
+ if (test_and_clear_bit(DF_RELOGIN, &ddb_entry->flags) &&
+ !iscsi_is_session_online(cls_sess)) {
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "relogin issued\n"));
+ qla4xxx_relogin_flash_ddb(cls_sess);
+ }
+}
+
void qla4xxx_wake_dpc(struct scsi_qla_host *ha)
{
if (ha->dpc_thread)
@@ -2356,6 +2772,12 @@ dpc_post_reset_ha:
if (test_and_clear_bit(DPC_GET_DHCP_IP_ADDR, &ha->dpc_flags))
qla4xxx_get_dhcp_ip_address(ha);
+ /* ---- relogin device? --- */
+ if (adapter_up(ha) &&
+ test_and_clear_bit(DPC_RELOGIN_DEVICE, &ha->dpc_flags)) {
+ iscsi_host_for_each_session(ha->host, qla4xxx_dpc_relogin);
+ }
+
/* ---- link change? --- */
if (test_and_clear_bit(DPC_LINK_CHANGED, &ha->dpc_flags)) {
if (!test_bit(AF_LINK_UP, &ha->flags)) {
@@ -2368,8 +2790,12 @@ dpc_post_reset_ha:
* fatal error recovery. Therefore, the driver must
* manually relogin to devices when recovering from
* connection failures, logouts, expired KATO, etc. */
-
- qla4xxx_relogin_all_devices(ha);
+ if (test_and_clear_bit(AF_BUILD_DDB_LIST, &ha->flags)) {
+ qla4xxx_build_ddb_list(ha, ha->is_reset);
+ iscsi_host_for_each_session(ha->host,
+ qla4xxx_login_flash_ddb);
+ } else
+ qla4xxx_relogin_all_devices(ha);
}
}
}
@@ -2867,6 +3293,9 @@ static int get_fw_boot_info(struct scsi_qla_host *ha, uint16_t ddb_index[])
" target ID %d\n", __func__, ddb_index[0],
ddb_index[1]));
+ ha->pri_ddb_idx = ddb_index[0];
+ ha->sec_ddb_idx = ddb_index[1];
+
exit_boot_info_free:
dma_free_coherent(&ha->pdev->dev, size, buf, buf_dma);
exit_boot_info:
@@ -3034,6 +3463,9 @@ static int qla4xxx_get_boot_info(struct scsi_qla_host *ha)
return ret;
}
+ if (ql4xdisablesysfsboot)
+ return QLA_SUCCESS;
+
if (ddb_index[0] == 0xffff)
goto sec_target;
@@ -3066,7 +3498,15 @@ static int qla4xxx_setup_boot_info(struct scsi_qla_host *ha)
struct iscsi_boot_kobj *boot_kobj;
if (qla4xxx_get_boot_info(ha) != QLA_SUCCESS)
- return 0;
+ return QLA_ERROR;
+
+ if (ql4xdisablesysfsboot) {
+ ql4_printk(KERN_INFO, ha,
+ "%s: syfsboot disabled - driver will trigger login"
+ "and publish session for discovery .\n", __func__);
+ return QLA_SUCCESS;
+ }
+
ha->boot_kset = iscsi_boot_create_host_kset(ha->host->host_no);
if (!ha->boot_kset)
@@ -3108,7 +3548,7 @@ static int qla4xxx_setup_boot_info(struct scsi_qla_host *ha)
if (!boot_kobj)
goto put_host;
- return 0;
+ return QLA_SUCCESS;
put_host:
scsi_host_put(ha->host);
@@ -3174,9 +3614,507 @@ static void qla4xxx_create_chap_list(struct scsi_qla_host *ha)
exit_chap_list:
dma_free_coherent(&ha->pdev->dev, chap_size,
chap_flash_data, chap_dma);
- return;
}
+static void qla4xxx_get_param_ddb(struct ddb_entry *ddb_entry,
+ struct ql4_tuple_ddb *tddb)
+{
+ struct scsi_qla_host *ha;
+ struct iscsi_cls_session *cls_sess;
+ struct iscsi_cls_conn *cls_conn;
+ struct iscsi_session *sess;
+ struct iscsi_conn *conn;
+
+ DEBUG2(printk(KERN_INFO "Func: %s\n", __func__));
+ ha = ddb_entry->ha;
+ cls_sess = ddb_entry->sess;
+ sess = cls_sess->dd_data;
+ cls_conn = ddb_entry->conn;
+ conn = cls_conn->dd_data;
+
+ tddb->tpgt = sess->tpgt;
+ tddb->port = conn->persistent_port;
+ strncpy(tddb->iscsi_name, sess->targetname, ISCSI_NAME_SIZE);
+ strncpy(tddb->ip_addr, conn->persistent_address, DDB_IPADDR_LEN);
+}
+
+static void qla4xxx_convert_param_ddb(struct dev_db_entry *fw_ddb_entry,
+ struct ql4_tuple_ddb *tddb)
+{
+ uint16_t options = 0;
+
+ tddb->tpgt = le32_to_cpu(fw_ddb_entry->tgt_portal_grp);
+ memcpy(&tddb->iscsi_name[0], &fw_ddb_entry->iscsi_name[0],
+ min(sizeof(tddb->iscsi_name), sizeof(fw_ddb_entry->iscsi_name)));
+
+ options = le16_to_cpu(fw_ddb_entry->options);
+ if (options & DDB_OPT_IPV6_DEVICE)
+ sprintf(tddb->ip_addr, "%pI6", fw_ddb_entry->ip_addr);
+ else
+ sprintf(tddb->ip_addr, "%pI4", fw_ddb_entry->ip_addr);
+
+ tddb->port = le16_to_cpu(fw_ddb_entry->port);
+}
+
+static int qla4xxx_compare_tuple_ddb(struct scsi_qla_host *ha,
+ struct ql4_tuple_ddb *old_tddb,
+ struct ql4_tuple_ddb *new_tddb)
+{
+ if (strcmp(old_tddb->iscsi_name, new_tddb->iscsi_name))
+ return QLA_ERROR;
+
+ if (strcmp(old_tddb->ip_addr, new_tddb->ip_addr))
+ return QLA_ERROR;
+
+ if (old_tddb->port != new_tddb->port)
+ return QLA_ERROR;
+
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "Match Found, fw[%d,%d,%s,%s], [%d,%d,%s,%s]",
+ old_tddb->port, old_tddb->tpgt, old_tddb->ip_addr,
+ old_tddb->iscsi_name, new_tddb->port, new_tddb->tpgt,
+ new_tddb->ip_addr, new_tddb->iscsi_name));
+
+ return QLA_SUCCESS;
+}
+
+static int qla4xxx_is_session_exists(struct scsi_qla_host *ha,
+ struct dev_db_entry *fw_ddb_entry)
+{
+ struct ddb_entry *ddb_entry;
+ struct ql4_tuple_ddb *fw_tddb = NULL;
+ struct ql4_tuple_ddb *tmp_tddb = NULL;
+ int idx;
+ int ret = QLA_ERROR;
+
+ fw_tddb = vzalloc(sizeof(*fw_tddb));
+ if (!fw_tddb) {
+ DEBUG2(ql4_printk(KERN_WARNING, ha,
+ "Memory Allocation failed.\n"));
+ ret = QLA_SUCCESS;
+ goto exit_check;
+ }
+
+ tmp_tddb = vzalloc(sizeof(*tmp_tddb));
+ if (!tmp_tddb) {
+ DEBUG2(ql4_printk(KERN_WARNING, ha,
+ "Memory Allocation failed.\n"));
+ ret = QLA_SUCCESS;
+ goto exit_check;
+ }
+
+ qla4xxx_convert_param_ddb(fw_ddb_entry, fw_tddb);
+
+ for (idx = 0; idx < MAX_DDB_ENTRIES; idx++) {
+ ddb_entry = qla4xxx_lookup_ddb_by_fw_index(ha, idx);
+ if (ddb_entry == NULL)
+ continue;
+
+ qla4xxx_get_param_ddb(ddb_entry, tmp_tddb);
+ if (!qla4xxx_compare_tuple_ddb(ha, fw_tddb, tmp_tddb)) {
+ ret = QLA_SUCCESS; /* found */
+ goto exit_check;
+ }
+ }
+
+exit_check:
+ if (fw_tddb)
+ vfree(fw_tddb);
+ if (tmp_tddb)
+ vfree(tmp_tddb);
+ return ret;
+}
+
+static int qla4xxx_is_flash_ddb_exists(struct scsi_qla_host *ha,
+ struct list_head *list_nt,
+ struct dev_db_entry *fw_ddb_entry)
+{
+ struct qla_ddb_index *nt_ddb_idx, *nt_ddb_idx_tmp;
+ struct ql4_tuple_ddb *fw_tddb = NULL;
+ struct ql4_tuple_ddb *tmp_tddb = NULL;
+ int ret = QLA_ERROR;
+
+ fw_tddb = vzalloc(sizeof(*fw_tddb));
+ if (!fw_tddb) {
+ DEBUG2(ql4_printk(KERN_WARNING, ha,
+ "Memory Allocation failed.\n"));
+ ret = QLA_SUCCESS;
+ goto exit_check;
+ }
+
+ tmp_tddb = vzalloc(sizeof(*tmp_tddb));
+ if (!tmp_tddb) {
+ DEBUG2(ql4_printk(KERN_WARNING, ha,
+ "Memory Allocation failed.\n"));
+ ret = QLA_SUCCESS;
+ goto exit_check;
+ }
+
+ qla4xxx_convert_param_ddb(fw_ddb_entry, fw_tddb);
+
+ list_for_each_entry_safe(nt_ddb_idx, nt_ddb_idx_tmp, list_nt, list) {
+ qla4xxx_convert_param_ddb(&nt_ddb_idx->fw_ddb, tmp_tddb);
+ if (!qla4xxx_compare_tuple_ddb(ha, fw_tddb, tmp_tddb)) {
+ ret = QLA_SUCCESS; /* found */
+ goto exit_check;
+ }
+ }
+
+exit_check:
+ if (fw_tddb)
+ vfree(fw_tddb);
+ if (tmp_tddb)
+ vfree(tmp_tddb);
+ return ret;
+}
+
+static void qla4xxx_free_nt_list(struct list_head *list_nt)
+{
+ struct qla_ddb_index *nt_ddb_idx, *nt_ddb_idx_tmp;
+
+ /* Free up the normaltargets list */
+ list_for_each_entry_safe(nt_ddb_idx, nt_ddb_idx_tmp, list_nt, list) {
+ list_del_init(&nt_ddb_idx->list);
+ vfree(nt_ddb_idx);
+ }
+
+}
+
+static struct iscsi_endpoint *qla4xxx_get_ep_fwdb(struct scsi_qla_host *ha,
+ struct dev_db_entry *fw_ddb_entry)
+{
+ struct iscsi_endpoint *ep;
+ struct sockaddr_in *addr;
+ struct sockaddr_in6 *addr6;
+ struct sockaddr *dst_addr;
+ char *ip;
+
+ /* TODO: need to destroy on unload iscsi_endpoint*/
+ dst_addr = vmalloc(sizeof(*dst_addr));
+ if (!dst_addr)
+ return NULL;
+
+ if (fw_ddb_entry->options & DDB_OPT_IPV6_DEVICE) {
+ dst_addr->sa_family = AF_INET6;
+ addr6 = (struct sockaddr_in6 *)dst_addr;
+ ip = (char *)&addr6->sin6_addr;
+ memcpy(ip, fw_ddb_entry->ip_addr, IPv6_ADDR_LEN);
+ addr6->sin6_port = htons(le16_to_cpu(fw_ddb_entry->port));
+
+ } else {
+ dst_addr->sa_family = AF_INET;
+ addr = (struct sockaddr_in *)dst_addr;
+ ip = (char *)&addr->sin_addr;
+ memcpy(ip, fw_ddb_entry->ip_addr, IP_ADDR_LEN);
+ addr->sin_port = htons(le16_to_cpu(fw_ddb_entry->port));
+ }
+
+ ep = qla4xxx_ep_connect(ha->host, dst_addr, 0);
+ vfree(dst_addr);
+ return ep;
+}
+
+static int qla4xxx_verify_boot_idx(struct scsi_qla_host *ha, uint16_t idx)
+{
+ if (ql4xdisablesysfsboot)
+ return QLA_SUCCESS;
+ if (idx == ha->pri_ddb_idx || idx == ha->sec_ddb_idx)
+ return QLA_ERROR;
+ return QLA_SUCCESS;
+}
+
+static void qla4xxx_setup_flash_ddb_entry(struct scsi_qla_host *ha,
+ struct ddb_entry *ddb_entry)
+{
+ ddb_entry->ddb_type = FLASH_DDB;
+ ddb_entry->fw_ddb_index = INVALID_ENTRY;
+ ddb_entry->fw_ddb_device_state = DDB_DS_NO_CONNECTION_ACTIVE;
+ ddb_entry->ha = ha;
+ ddb_entry->unblock_sess = qla4xxx_unblock_flash_ddb;
+ ddb_entry->ddb_change = qla4xxx_flash_ddb_change;
+
+ atomic_set(&ddb_entry->retry_relogin_timer, INVALID_ENTRY);
+ atomic_set(&ddb_entry->relogin_timer, 0);
+ atomic_set(&ddb_entry->relogin_retry_count, 0);
+
+ ddb_entry->default_relogin_timeout =
+ le16_to_cpu(ddb_entry->fw_ddb_entry.def_timeout);
+ ddb_entry->default_time2wait =
+ le16_to_cpu(ddb_entry->fw_ddb_entry.iscsi_def_time2wait);
+}
+
+static void qla4xxx_wait_for_ip_configuration(struct scsi_qla_host *ha)
+{
+ uint32_t idx = 0;
+ uint32_t ip_idx[IP_ADDR_COUNT] = {0, 1, 2, 3}; /* 4 IP interfaces */
+ uint32_t sts[MBOX_REG_COUNT];
+ uint32_t ip_state;
+ unsigned long wtime;
+ int ret;
+
+ wtime = jiffies + (HZ * IP_CONFIG_TOV);
+ do {
+ for (idx = 0; idx < IP_ADDR_COUNT; idx++) {
+ if (ip_idx[idx] == -1)
+ continue;
+
+ ret = qla4xxx_get_ip_state(ha, 0, ip_idx[idx], sts);
+
+ if (ret == QLA_ERROR) {
+ ip_idx[idx] = -1;
+ continue;
+ }
+
+ ip_state = (sts[1] & IP_STATE_MASK) >> IP_STATE_SHIFT;
+
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "Waiting for IP state for idx = %d, state = 0x%x\n",
+ ip_idx[idx], ip_state));
+ if (ip_state == IP_ADDRSTATE_UNCONFIGURED ||
+ ip_state == IP_ADDRSTATE_INVALID ||
+ ip_state == IP_ADDRSTATE_PREFERRED ||
+ ip_state == IP_ADDRSTATE_DEPRICATED ||
+ ip_state == IP_ADDRSTATE_DISABLING)
+ ip_idx[idx] = -1;
+
+ }
+
+ /* Break if all IP states checked */
+ if ((ip_idx[0] == -1) &&
+ (ip_idx[1] == -1) &&
+ (ip_idx[2] == -1) &&
+ (ip_idx[3] == -1))
+ break;
+ schedule_timeout_uninterruptible(HZ);
+ } while (time_after(wtime, jiffies));
+}
+
+void qla4xxx_build_ddb_list(struct scsi_qla_host *ha, int is_reset)
+{
+ int max_ddbs;
+ int ret;
+ uint32_t idx = 0, next_idx = 0;
+ uint32_t state = 0, conn_err = 0;
+ uint16_t conn_id;
+ struct dev_db_entry *fw_ddb_entry;
+ struct ddb_entry *ddb_entry = NULL;
+ dma_addr_t fw_ddb_dma;
+ struct iscsi_cls_session *cls_sess;
+ struct iscsi_session *sess;
+ struct iscsi_cls_conn *cls_conn;
+ struct iscsi_endpoint *ep;
+ uint16_t cmds_max = 32, tmo = 0;
+ uint32_t initial_cmdsn = 0;
+ struct list_head list_st, list_nt; /* List of sendtargets */
+ struct qla_ddb_index *st_ddb_idx, *st_ddb_idx_tmp;
+ int fw_idx_size;
+ unsigned long wtime;
+ struct qla_ddb_index *nt_ddb_idx;
+
+ if (!test_bit(AF_LINK_UP, &ha->flags)) {
+ set_bit(AF_BUILD_DDB_LIST, &ha->flags);
+ ha->is_reset = is_reset;
+ return;
+ }
+ max_ddbs = is_qla40XX(ha) ? MAX_DEV_DB_ENTRIES_40XX :
+ MAX_DEV_DB_ENTRIES;
+
+ fw_ddb_entry = dma_pool_alloc(ha->fw_ddb_dma_pool, GFP_KERNEL,
+ &fw_ddb_dma);
+ if (fw_ddb_entry == NULL) {
+ DEBUG2(ql4_printk(KERN_ERR, ha, "Out of memory\n"));
+ goto exit_ddb_list;
+ }
+
+ INIT_LIST_HEAD(&list_st);
+ INIT_LIST_HEAD(&list_nt);
+ fw_idx_size = sizeof(struct qla_ddb_index);
+
+ for (idx = 0; idx < max_ddbs; idx = next_idx) {
+ ret = qla4xxx_get_fwddb_entry(ha, idx, fw_ddb_entry,
+ fw_ddb_dma, NULL,
+ &next_idx, &state, &conn_err,
+ NULL, &conn_id);
+ if (ret == QLA_ERROR)
+ break;
+
+ if (qla4xxx_verify_boot_idx(ha, idx) != QLA_SUCCESS)
+ goto continue_next_st;
+
+ /* Check if ST, add to the list_st */
+ if (strlen((char *) fw_ddb_entry->iscsi_name) != 0)
+ goto continue_next_st;
+
+ st_ddb_idx = vzalloc(fw_idx_size);
+ if (!st_ddb_idx)
+ break;
+
+ st_ddb_idx->fw_ddb_idx = idx;
+
+ list_add_tail(&st_ddb_idx->list, &list_st);
+continue_next_st:
+ if (next_idx == 0)
+ break;
+ }
+
+ /* Before issuing conn open mbox, ensure all IPs states are configured
+ * Note, conn open fails if IPs are not configured
+ */
+ qla4xxx_wait_for_ip_configuration(ha);
+
+ /* Go thru the STs and fire the sendtargets by issuing conn open mbx */
+ list_for_each_entry_safe(st_ddb_idx, st_ddb_idx_tmp, &list_st, list) {
+ qla4xxx_conn_open(ha, st_ddb_idx->fw_ddb_idx);
+ }
+
+ /* Wait to ensure all sendtargets are done for min 12 sec wait */
+ tmo = ((ha->def_timeout < LOGIN_TOV) ? LOGIN_TOV : ha->def_timeout);
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "Default time to wait for build ddb %d\n", tmo));
+
+ wtime = jiffies + (HZ * tmo);
+ do {
+ list_for_each_entry_safe(st_ddb_idx, st_ddb_idx_tmp, &list_st,
+ list) {
+ ret = qla4xxx_get_fwddb_entry(ha,
+ st_ddb_idx->fw_ddb_idx,
+ NULL, 0, NULL, &next_idx,
+ &state, &conn_err, NULL,
+ NULL);
+ if (ret == QLA_ERROR)
+ continue;
+
+ if (state == DDB_DS_NO_CONNECTION_ACTIVE ||
+ state == DDB_DS_SESSION_FAILED) {
+ list_del_init(&st_ddb_idx->list);
+ vfree(st_ddb_idx);
+ }
+ }
+ schedule_timeout_uninterruptible(HZ / 10);
+ } while (time_after(wtime, jiffies));
+
+ /* Free up the sendtargets list */
+ list_for_each_entry_safe(st_ddb_idx, st_ddb_idx_tmp, &list_st, list) {
+ list_del_init(&st_ddb_idx->list);
+ vfree(st_ddb_idx);
+ }
+
+ for (idx = 0; idx < max_ddbs; idx = next_idx) {
+ ret = qla4xxx_get_fwddb_entry(ha, idx, fw_ddb_entry,
+ fw_ddb_dma, NULL,
+ &next_idx, &state, &conn_err,
+ NULL, &conn_id);
+ if (ret == QLA_ERROR)
+ break;
+
+ if (qla4xxx_verify_boot_idx(ha, idx) != QLA_SUCCESS)
+ goto continue_next_nt;
+
+ /* Check if NT, then add to list it */
+ if (strlen((char *) fw_ddb_entry->iscsi_name) == 0)
+ goto continue_next_nt;
+
+ if (state == DDB_DS_NO_CONNECTION_ACTIVE ||
+ state == DDB_DS_SESSION_FAILED) {
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "Adding DDB to session = 0x%x\n",
+ idx));
+ if (is_reset == INIT_ADAPTER) {
+ nt_ddb_idx = vmalloc(fw_idx_size);
+ if (!nt_ddb_idx)
+ break;
+
+ nt_ddb_idx->fw_ddb_idx = idx;
+
+ memcpy(&nt_ddb_idx->fw_ddb, fw_ddb_entry,
+ sizeof(struct dev_db_entry));
+
+ if (qla4xxx_is_flash_ddb_exists(ha, &list_nt,
+ fw_ddb_entry) == QLA_SUCCESS) {
+ vfree(nt_ddb_idx);
+ goto continue_next_nt;
+ }
+ list_add_tail(&nt_ddb_idx->list, &list_nt);
+ } else if (is_reset == RESET_ADAPTER) {
+ if (qla4xxx_is_session_exists(ha,
+ fw_ddb_entry) == QLA_SUCCESS)
+ goto continue_next_nt;
+ }
+
+ /* Create session object, with INVALID_ENTRY,
+ * the targer_id would get set when we issue the login
+ */
+ cls_sess = iscsi_session_setup(&qla4xxx_iscsi_transport,
+ ha->host, cmds_max,
+ sizeof(struct ddb_entry),
+ sizeof(struct ql4_task_data),
+ initial_cmdsn, INVALID_ENTRY);
+ if (!cls_sess)
+ goto exit_ddb_list;
+
+ /*
+ * iscsi_session_setup increments the driver reference
+ * count which wouldn't let the driver to be unloaded.
+ * so calling module_put function to decrement the
+ * reference count.
+ **/
+ module_put(qla4xxx_iscsi_transport.owner);
+ sess = cls_sess->dd_data;
+ ddb_entry = sess->dd_data;
+ ddb_entry->sess = cls_sess;
+
+ cls_sess->recovery_tmo = ql4xsess_recovery_tmo;
+ memcpy(&ddb_entry->fw_ddb_entry, fw_ddb_entry,
+ sizeof(struct dev_db_entry));
+
+ qla4xxx_setup_flash_ddb_entry(ha, ddb_entry);
+
+ cls_conn = iscsi_conn_setup(cls_sess,
+ sizeof(struct qla_conn),
+ conn_id);
+ if (!cls_conn)
+ goto exit_ddb_list;
+
+ ddb_entry->conn = cls_conn;
+
+ /* Setup ep, for displaying attributes in sysfs */
+ ep = qla4xxx_get_ep_fwdb(ha, fw_ddb_entry);
+ if (ep) {
+ ep->conn = cls_conn;
+ cls_conn->ep = ep;
+ } else {
+ DEBUG2(ql4_printk(KERN_ERR, ha,
+ "Unable to get ep\n"));
+ }
+
+ /* Update sess/conn params */
+ qla4xxx_copy_fwddb_param(ha, fw_ddb_entry, cls_sess,
+ cls_conn);
+
+ if (is_reset == RESET_ADAPTER) {
+ iscsi_block_session(cls_sess);
+ /* Use the relogin path to discover new devices
+ * by short-circuting the logic of setting
+ * timer to relogin - instead set the flags
+ * to initiate login right away.
+ */
+ set_bit(DPC_RELOGIN_DEVICE, &ha->dpc_flags);
+ set_bit(DF_RELOGIN, &ddb_entry->flags);
+ }
+ }
+continue_next_nt:
+ if (next_idx == 0)
+ break;
+ }
+exit_ddb_list:
+ qla4xxx_free_nt_list(&list_nt);
+ if (fw_ddb_entry)
+ dma_pool_free(ha->fw_ddb_dma_pool, fw_ddb_entry, fw_ddb_dma);
+
+ qla4xxx_free_ddb_index(ha);
+}
+
+
/**
* qla4xxx_probe_adapter - callback function to probe HBA
* @pdev: pointer to pci_dev structure
@@ -3298,7 +4236,7 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev,
* firmware
* NOTE: interrupts enabled upon successful completion
*/
- status = qla4xxx_initialize_adapter(ha);
+ status = qla4xxx_initialize_adapter(ha, INIT_ADAPTER);
while ((!test_bit(AF_ONLINE, &ha->flags)) &&
init_retry_count++ < MAX_INIT_RETRIES) {
@@ -3319,7 +4257,7 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev,
if (ha->isp_ops->reset_chip(ha) == QLA_ERROR)
continue;
- status = qla4xxx_initialize_adapter(ha);
+ status = qla4xxx_initialize_adapter(ha, INIT_ADAPTER);
}
if (!test_bit(AF_ONLINE, &ha->flags)) {
@@ -3386,12 +4324,16 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev,
ha->host_no, ha->firmware_version[0], ha->firmware_version[1],
ha->patch_number, ha->build_number);
- qla4xxx_create_chap_list(ha);
-
if (qla4xxx_setup_boot_info(ha))
ql4_printk(KERN_ERR, ha, "%s:ISCSI boot info setup failed\n",
__func__);
+ /* Perform the build ddb list and login to each */
+ qla4xxx_build_ddb_list(ha, INIT_ADAPTER);
+ iscsi_host_for_each_session(ha->host, qla4xxx_login_flash_ddb);
+
+ qla4xxx_create_chap_list(ha);
+
qla4xxx_create_ifaces(ha);
return 0;
@@ -3449,6 +4391,38 @@ static void qla4xxx_prevent_other_port_reinit(struct scsi_qla_host *ha)
}
}
+static void qla4xxx_destroy_fw_ddb_session(struct scsi_qla_host *ha)
+{
+ struct ddb_entry *ddb_entry;
+ int options;
+ int idx;
+
+ for (idx = 0; idx < MAX_DDB_ENTRIES; idx++) {
+
+ ddb_entry = qla4xxx_lookup_ddb_by_fw_index(ha, idx);
+ if ((ddb_entry != NULL) &&
+ (ddb_entry->ddb_type == FLASH_DDB)) {
+
+ options = LOGOUT_OPTION_CLOSE_SESSION;
+ if (qla4xxx_session_logout_ddb(ha, ddb_entry, options)
+ == QLA_ERROR)
+ ql4_printk(KERN_ERR, ha, "%s: Logout failed\n",
+ __func__);
+
+ qla4xxx_clear_ddb_entry(ha, ddb_entry->fw_ddb_index);
+ /*
+ * we have decremented the reference count of the driver
+ * when we setup the session to have the driver unload
+ * to be seamless without actually destroying the
+ * session
+ **/
+ try_module_get(qla4xxx_iscsi_transport.owner);
+ iscsi_destroy_endpoint(ddb_entry->conn->ep);
+ qla4xxx_free_ddb(ha, ddb_entry);
+ iscsi_session_teardown(ddb_entry->sess);
+ }
+ }
+}
/**
* qla4xxx_remove_adapter - calback function to remove adapter.
* @pci_dev: PCI device pointer
@@ -3465,9 +4439,11 @@ static void __devexit qla4xxx_remove_adapter(struct pci_dev *pdev)
/* destroy iface from sysfs */
qla4xxx_destroy_ifaces(ha);
- if (ha->boot_kset)
+ if ((!ql4xdisablesysfsboot) && ha->boot_kset)
iscsi_boot_destroy_kset(ha->boot_kset);
+ qla4xxx_destroy_fw_ddb_session(ha);
+
scsi_remove_host(ha->host);
qla4xxx_free_adapter(ha);
@@ -4115,7 +5091,7 @@ static uint32_t qla4_8xxx_error_recovery(struct scsi_qla_host *ha)
qla4_8xxx_idc_unlock(ha);
clear_bit(AF_FW_RECOVERY, &ha->flags);
- rval = qla4xxx_initialize_adapter(ha);
+ rval = qla4xxx_initialize_adapter(ha, RESET_ADAPTER);
qla4_8xxx_idc_lock(ha);
if (rval != QLA_SUCCESS) {
@@ -4151,7 +5127,7 @@ static uint32_t qla4_8xxx_error_recovery(struct scsi_qla_host *ha)
if ((qla4_8xxx_rd_32(ha, QLA82XX_CRB_DEV_STATE) ==
QLA82XX_DEV_READY)) {
clear_bit(AF_FW_RECOVERY, &ha->flags);
- rval = qla4xxx_initialize_adapter(ha);
+ rval = qla4xxx_initialize_adapter(ha, RESET_ADAPTER);
if (rval == QLA_SUCCESS) {
ret = qla4xxx_request_irqs(ha);
if (ret) {
diff --git a/drivers/scsi/qla4xxx/ql4_version.h b/drivers/scsi/qla4xxx/ql4_version.h
index c15347d3f53..5254e57968f 100644
--- a/drivers/scsi/qla4xxx/ql4_version.h
+++ b/drivers/scsi/qla4xxx/ql4_version.h
@@ -5,4 +5,4 @@
* See LICENSE.qla4xxx for copyright and licensing details.
*/
-#define QLA4XXX_DRIVER_VERSION "5.02.00-k8"
+#define QLA4XXX_DRIVER_VERSION "5.02.00-k9"
diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index a1fd73df541..8ba4510a951 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -199,7 +199,7 @@ config SPI_FSL_LIB
depends on FSL_SOC
config SPI_FSL_SPI
- tristate "Freescale SPI controller"
+ bool "Freescale SPI controller"
depends on FSL_SOC
select SPI_FSL_LIB
help
@@ -208,7 +208,7 @@ config SPI_FSL_SPI
MPC8569 uses the controller in QE mode, MPC8610 in cpu mode.
config SPI_FSL_ESPI
- tristate "Freescale eSPI controller"
+ bool "Freescale eSPI controller"
depends on FSL_SOC
select SPI_FSL_LIB
help
diff --git a/drivers/spi/spi-ath79.c b/drivers/spi/spi-ath79.c
index 024b48aed5c..acc88b4d286 100644
--- a/drivers/spi/spi-ath79.c
+++ b/drivers/spi/spi-ath79.c
@@ -13,6 +13,7 @@
*/
#include <linux/kernel.h>
+#include <linux/module.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/spinlock.h>
diff --git a/drivers/spi/spi-gpio.c b/drivers/spi/spi-gpio.c
index e093d3ec41b..0094c645ff0 100644
--- a/drivers/spi/spi-gpio.c
+++ b/drivers/spi/spi-gpio.c
@@ -256,7 +256,7 @@ static void spi_gpio_cleanup(struct spi_device *spi)
spi_bitbang_cleanup(spi);
}
-static int __init spi_gpio_alloc(unsigned pin, const char *label, bool is_in)
+static int __devinit spi_gpio_alloc(unsigned pin, const char *label, bool is_in)
{
int value;
@@ -270,7 +270,7 @@ static int __init spi_gpio_alloc(unsigned pin, const char *label, bool is_in)
return value;
}
-static int __init
+static int __devinit
spi_gpio_request(struct spi_gpio_platform_data *pdata, const char *label,
u16 *res_flags)
{
diff --git a/drivers/spi/spi-nuc900.c b/drivers/spi/spi-nuc900.c
index 21c70b2b831..182e9c87382 100644
--- a/drivers/spi/spi-nuc900.c
+++ b/drivers/spi/spi-nuc900.c
@@ -8,6 +8,7 @@
*
*/
+#include <linux/module.h>
#include <linux/init.h>
#include <linux/spinlock.h>
#include <linux/workqueue.h>
diff --git a/drivers/staging/rtl8712/usb_intf.c b/drivers/staging/rtl8712/usb_intf.c
index fb2e89c3056..5385da2e9cd 100644
--- a/drivers/staging/rtl8712/usb_intf.c
+++ b/drivers/staging/rtl8712/usb_intf.c
@@ -89,6 +89,7 @@ static struct usb_device_id rtl871x_usb_id_tbl[] = {
{USB_DEVICE(0x0DF6, 0x0045)},
{USB_DEVICE(0x0DF6, 0x0059)}, /* 11n mode disable */
{USB_DEVICE(0x0DF6, 0x004B)},
+ {USB_DEVICE(0x0DF6, 0x005D)},
{USB_DEVICE(0x0DF6, 0x0063)},
/* Sweex */
{USB_DEVICE(0x177F, 0x0154)},
diff --git a/drivers/staging/tidspbridge/core/dsp-clock.c b/drivers/staging/tidspbridge/core/dsp-clock.c
index 3d1279c424a..7eb56178fb6 100644
--- a/drivers/staging/tidspbridge/core/dsp-clock.c
+++ b/drivers/staging/tidspbridge/core/dsp-clock.c
@@ -54,6 +54,7 @@
/* Bridge GPT id (1 - 4), DM Timer id (5 - 8) */
#define DMT_ID(id) ((id) + 4)
+#define DM_TIMER_CLOCKS 4
/* Bridge MCBSP id (6 - 10), OMAP Mcbsp id (0 - 4) */
#define MCBSP_ID(id) ((id) - 6)
@@ -114,8 +115,13 @@ static s8 get_clk_type(u8 id)
*/
void dsp_clk_exit(void)
{
+ int i;
+
dsp_clock_disable_all(dsp_clocks);
+ for (i = 0; i < DM_TIMER_CLOCKS; i++)
+ omap_dm_timer_free(timer[i]);
+
clk_put(iva2_clk);
clk_put(ssi.sst_fck);
clk_put(ssi.ssr_fck);
@@ -130,9 +136,13 @@ void dsp_clk_exit(void)
void dsp_clk_init(void)
{
static struct platform_device dspbridge_device;
+ int i, id;
dspbridge_device.dev.bus = &platform_bus_type;
+ for (i = 0, id = 5; i < DM_TIMER_CLOCKS; i++, id++)
+ timer[i] = omap_dm_timer_request_specific(id);
+
iva2_clk = clk_get(&dspbridge_device.dev, "iva2_ck");
if (IS_ERR(iva2_clk))
dev_err(bridge, "failed to get iva2 clock %p\n", iva2_clk);
@@ -204,8 +214,7 @@ int dsp_clk_enable(enum dsp_clk_id clk_id)
clk_enable(iva2_clk);
break;
case GPT_CLK:
- timer[clk_id - 1] =
- omap_dm_timer_request_specific(DMT_ID(clk_id));
+ status = omap_dm_timer_start(timer[clk_id - 1]);
break;
#ifdef CONFIG_OMAP_MCBSP
case MCBSP_CLK:
@@ -281,7 +290,7 @@ int dsp_clk_disable(enum dsp_clk_id clk_id)
clk_disable(iva2_clk);
break;
case GPT_CLK:
- omap_dm_timer_free(timer[clk_id - 1]);
+ status = omap_dm_timer_stop(timer[clk_id - 1]);
break;
#ifdef CONFIG_OMAP_MCBSP
case MCBSP_CLK:
diff --git a/drivers/staging/tidspbridge/rmgr/drv_interface.c b/drivers/staging/tidspbridge/rmgr/drv_interface.c
index c43c7e3421c..76cfc6edecd 100644
--- a/drivers/staging/tidspbridge/rmgr/drv_interface.c
+++ b/drivers/staging/tidspbridge/rmgr/drv_interface.c
@@ -24,11 +24,7 @@
#include <linux/types.h>
#include <linux/platform_device.h>
#include <linux/pm.h>
-
-#ifdef MODULE
#include <linux/module.h>
-#endif
-
#include <linux/device.h>
#include <linux/init.h>
#include <linux/moduleparam.h>
diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c
index 0fd96c10271..8599545cdf9 100644
--- a/drivers/target/iscsi/iscsi_target.c
+++ b/drivers/target/iscsi/iscsi_target.c
@@ -614,13 +614,12 @@ int iscsit_add_reject(
hdr = (struct iscsi_reject *) cmd->pdu;
hdr->reason = reason;
- cmd->buf_ptr = kzalloc(ISCSI_HDR_LEN, GFP_KERNEL);
+ cmd->buf_ptr = kmemdup(buf, ISCSI_HDR_LEN, GFP_KERNEL);
if (!cmd->buf_ptr) {
pr_err("Unable to allocate memory for cmd->buf_ptr\n");
iscsit_release_cmd(cmd);
return -1;
}
- memcpy(cmd->buf_ptr, buf, ISCSI_HDR_LEN);
spin_lock_bh(&conn->cmd_lock);
list_add_tail(&cmd->i_list, &conn->conn_cmd_list);
@@ -661,13 +660,12 @@ int iscsit_add_reject_from_cmd(
hdr = (struct iscsi_reject *) cmd->pdu;
hdr->reason = reason;
- cmd->buf_ptr = kzalloc(ISCSI_HDR_LEN, GFP_KERNEL);
+ cmd->buf_ptr = kmemdup(buf, ISCSI_HDR_LEN, GFP_KERNEL);
if (!cmd->buf_ptr) {
pr_err("Unable to allocate memory for cmd->buf_ptr\n");
iscsit_release_cmd(cmd);
return -1;
}
- memcpy(cmd->buf_ptr, buf, ISCSI_HDR_LEN);
if (add_to_conn) {
spin_lock_bh(&conn->cmd_lock);
@@ -1017,11 +1015,6 @@ done:
" non-existent or non-exported iSCSI LUN:"
" 0x%016Lx\n", get_unaligned_le64(&hdr->lun));
}
- if (ret == PYX_TRANSPORT_OUT_OF_MEMORY_RESOURCES)
- return iscsit_add_reject_from_cmd(
- ISCSI_REASON_BOOKMARK_NO_RESOURCES,
- 1, 1, buf, cmd);
-
send_check_condition = 1;
goto attach_cmd;
}
@@ -1044,6 +1037,8 @@ done:
*/
send_check_condition = 1;
} else {
+ cmd->data_length = cmd->se_cmd.data_length;
+
if (iscsit_decide_list_to_build(cmd, payload_length) < 0)
return iscsit_add_reject_from_cmd(
ISCSI_REASON_BOOKMARK_NO_RESOURCES,
@@ -1123,7 +1118,7 @@ attach_cmd:
* the backend memory allocation.
*/
ret = transport_generic_new_cmd(&cmd->se_cmd);
- if ((ret < 0) || (cmd->se_cmd.se_cmd_flags & SCF_SE_CMD_FAILED)) {
+ if (ret < 0) {
immed_ret = IMMEDIATE_DATA_NORMAL_OPERATION;
dump_immediate_data = 1;
goto after_immediate_data;
@@ -1341,7 +1336,7 @@ static int iscsit_handle_data_out(struct iscsi_conn *conn, unsigned char *buf)
spin_lock_irqsave(&se_cmd->t_state_lock, flags);
if (!(se_cmd->se_cmd_flags & SCF_SUPPORTED_SAM_OPCODE) ||
- (se_cmd->se_cmd_flags & SCF_SE_CMD_FAILED))
+ (se_cmd->se_cmd_flags & SCF_SCSI_CDB_EXCEPTION))
dump_unsolicited_data = 1;
spin_unlock_irqrestore(&se_cmd->t_state_lock, flags);
@@ -2513,10 +2508,10 @@ static int iscsit_send_data_in(
if (hdr->flags & ISCSI_FLAG_DATA_STATUS) {
if (cmd->se_cmd.se_cmd_flags & SCF_OVERFLOW_BIT) {
hdr->flags |= ISCSI_FLAG_DATA_OVERFLOW;
- hdr->residual_count = cpu_to_be32(cmd->residual_count);
+ hdr->residual_count = cpu_to_be32(cmd->se_cmd.residual_count);
} else if (cmd->se_cmd.se_cmd_flags & SCF_UNDERFLOW_BIT) {
hdr->flags |= ISCSI_FLAG_DATA_UNDERFLOW;
- hdr->residual_count = cpu_to_be32(cmd->residual_count);
+ hdr->residual_count = cpu_to_be32(cmd->se_cmd.residual_count);
}
}
hton24(hdr->dlength, datain.length);
@@ -3018,10 +3013,10 @@ static int iscsit_send_status(
hdr->flags |= ISCSI_FLAG_CMD_FINAL;
if (cmd->se_cmd.se_cmd_flags & SCF_OVERFLOW_BIT) {
hdr->flags |= ISCSI_FLAG_CMD_OVERFLOW;
- hdr->residual_count = cpu_to_be32(cmd->residual_count);
+ hdr->residual_count = cpu_to_be32(cmd->se_cmd.residual_count);
} else if (cmd->se_cmd.se_cmd_flags & SCF_UNDERFLOW_BIT) {
hdr->flags |= ISCSI_FLAG_CMD_UNDERFLOW;
- hdr->residual_count = cpu_to_be32(cmd->residual_count);
+ hdr->residual_count = cpu_to_be32(cmd->se_cmd.residual_count);
}
hdr->response = cmd->iscsi_response;
hdr->cmd_status = cmd->se_cmd.scsi_status;
@@ -3133,6 +3128,7 @@ static int iscsit_send_task_mgt_rsp(
hdr = (struct iscsi_tm_rsp *) cmd->pdu;
memset(hdr, 0, ISCSI_HDR_LEN);
hdr->opcode = ISCSI_OP_SCSI_TMFUNC_RSP;
+ hdr->flags = ISCSI_FLAG_CMD_FINAL;
hdr->response = iscsit_convert_tcm_tmr_rsp(se_tmr);
hdr->itt = cpu_to_be32(cmd->init_task_tag);
cmd->stat_sn = conn->stat_sn++;
diff --git a/drivers/target/iscsi/iscsi_target_auth.c b/drivers/target/iscsi/iscsi_target_auth.c
index beb39469e7f..1cd6ce373b8 100644
--- a/drivers/target/iscsi/iscsi_target_auth.c
+++ b/drivers/target/iscsi/iscsi_target_auth.c
@@ -30,9 +30,11 @@
static int chap_string_to_hex(unsigned char *dst, unsigned char *src, int len)
{
- int j = DIV_ROUND_UP(len, 2);
+ int j = DIV_ROUND_UP(len, 2), rc;
- hex2bin(dst, src, j);
+ rc = hex2bin(dst, src, j);
+ if (rc < 0)
+ pr_debug("CHAP string contains non hex digit symbols\n");
dst[j] = '\0';
return j;
diff --git a/drivers/target/iscsi/iscsi_target_core.h b/drivers/target/iscsi/iscsi_target_core.h
index 3723d90d5ae..f1a02dad05a 100644
--- a/drivers/target/iscsi/iscsi_target_core.h
+++ b/drivers/target/iscsi/iscsi_target_core.h
@@ -398,7 +398,6 @@ struct iscsi_cmd {
u32 pdu_send_order;
/* Current struct iscsi_pdu in struct iscsi_cmd->pdu_list */
u32 pdu_start;
- u32 residual_count;
/* Next struct iscsi_seq to send in struct iscsi_cmd->seq_list */
u32 seq_send_order;
/* Number of struct iscsi_seq in struct iscsi_cmd->seq_list */
@@ -535,7 +534,6 @@ struct iscsi_conn {
atomic_t connection_exit;
atomic_t connection_recovery;
atomic_t connection_reinstatement;
- atomic_t connection_wait;
atomic_t connection_wait_rcfr;
atomic_t sleep_on_conn_wait_comp;
atomic_t transport_failed;
@@ -643,7 +641,6 @@ struct iscsi_session {
atomic_t session_reinstatement;
atomic_t session_stop_active;
atomic_t sleep_on_sess_wait_comp;
- atomic_t transport_wait_cmds;
/* connection list */
struct list_head sess_conn_list;
struct list_head cr_active_list;
diff --git a/drivers/target/iscsi/iscsi_target_erl1.c b/drivers/target/iscsi/iscsi_target_erl1.c
index c4c68da3e50..101b1beb3bc 100644
--- a/drivers/target/iscsi/iscsi_target_erl1.c
+++ b/drivers/target/iscsi/iscsi_target_erl1.c
@@ -938,8 +938,7 @@ int iscsit_execute_cmd(struct iscsi_cmd *cmd, int ooo)
* handle the SCF_SCSI_RESERVATION_CONFLICT case here as well.
*/
if (se_cmd->se_cmd_flags & SCF_SCSI_CDB_EXCEPTION) {
- if (se_cmd->se_cmd_flags &
- SCF_SCSI_RESERVATION_CONFLICT) {
+ if (se_cmd->scsi_sense_reason == TCM_RESERVATION_CONFLICT) {
cmd->i_state = ISTATE_SEND_STATUS;
spin_unlock_bh(&cmd->istate_lock);
iscsit_add_cmd_to_response_queue(cmd, cmd->conn,
diff --git a/drivers/target/iscsi/iscsi_target_login.c b/drivers/target/iscsi/iscsi_target_login.c
index daad362a93c..d734bdec24f 100644
--- a/drivers/target/iscsi/iscsi_target_login.c
+++ b/drivers/target/iscsi/iscsi_target_login.c
@@ -224,7 +224,7 @@ static int iscsi_login_zero_tsih_s1(
iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR,
ISCSI_LOGIN_STATUS_NO_RESOURCES);
pr_err("Could not allocate memory for session\n");
- return -1;
+ return -ENOMEM;
}
iscsi_login_set_conn_values(sess, conn, pdu->cid);
@@ -250,7 +250,8 @@ static int iscsi_login_zero_tsih_s1(
pr_err("idr_pre_get() for sess_idr failed\n");
iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR,
ISCSI_LOGIN_STATUS_NO_RESOURCES);
- return -1;
+ kfree(sess);
+ return -ENOMEM;
}
spin_lock(&sess_idr_lock);
idr_get_new(&sess_idr, NULL, &sess->session_index);
@@ -270,14 +271,16 @@ static int iscsi_login_zero_tsih_s1(
ISCSI_LOGIN_STATUS_NO_RESOURCES);
pr_err("Unable to allocate memory for"
" struct iscsi_sess_ops.\n");
- return -1;
+ kfree(sess);
+ return -ENOMEM;
}
sess->se_sess = transport_init_session();
- if (!sess->se_sess) {
+ if (IS_ERR(sess->se_sess)) {
iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR,
ISCSI_LOGIN_STATUS_NO_RESOURCES);
- return -1;
+ kfree(sess);
+ return -ENOMEM;
}
return 0;
diff --git a/drivers/target/iscsi/iscsi_target_nego.c b/drivers/target/iscsi/iscsi_target_nego.c
index 426cd4bf6a9..98936cb7c29 100644
--- a/drivers/target/iscsi/iscsi_target_nego.c
+++ b/drivers/target/iscsi/iscsi_target_nego.c
@@ -981,14 +981,13 @@ struct iscsi_login *iscsi_target_init_negotiation(
return NULL;
}
- login->req = kzalloc(ISCSI_HDR_LEN, GFP_KERNEL);
+ login->req = kmemdup(login_pdu, ISCSI_HDR_LEN, GFP_KERNEL);
if (!login->req) {
pr_err("Unable to allocate memory for Login Request.\n");
iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR,
ISCSI_LOGIN_STATUS_NO_RESOURCES);
goto out;
}
- memcpy(login->req, login_pdu, ISCSI_HDR_LEN);
login->req_buf = kzalloc(MAX_KEY_VALUE_PAIRS, GFP_KERNEL);
if (!login->req_buf) {
diff --git a/drivers/target/loopback/tcm_loop.c b/drivers/target/loopback/tcm_loop.c
index 3df1c9b8ae6..81d5832fbbd 100644
--- a/drivers/target/loopback/tcm_loop.c
+++ b/drivers/target/loopback/tcm_loop.c
@@ -113,11 +113,9 @@ static struct se_cmd *tcm_loop_allocate_core_cmd(
scsi_bufflen(sc), sc->sc_data_direction, sam_task_attr,
&tl_cmd->tl_sense_buf[0]);
- /*
- * Signal BIDI usage with T_TASK(cmd)->t_tasks_bidi
- */
if (scsi_bidi_cmnd(sc))
- se_cmd->t_tasks_bidi = 1;
+ se_cmd->se_cmd_flags |= SCF_BIDI;
+
/*
* Locate the struct se_lun pointer and attach it to struct se_cmd
*/
@@ -148,27 +146,13 @@ static int tcm_loop_new_cmd_map(struct se_cmd *se_cmd)
* Allocate the necessary tasks to complete the received CDB+data
*/
ret = transport_generic_allocate_tasks(se_cmd, sc->cmnd);
- if (ret == -ENOMEM) {
- /* Out of Resources */
- return PYX_TRANSPORT_LU_COMM_FAILURE;
- } else if (ret == -EINVAL) {
- /*
- * Handle case for SAM_STAT_RESERVATION_CONFLICT
- */
- if (se_cmd->se_cmd_flags & SCF_SCSI_RESERVATION_CONFLICT)
- return PYX_TRANSPORT_RESERVATION_CONFLICT;
- /*
- * Otherwise, return SAM_STAT_CHECK_CONDITION and return
- * sense data.
- */
- return PYX_TRANSPORT_USE_SENSE_REASON;
- }
-
+ if (ret != 0)
+ return ret;
/*
* For BIDI commands, pass in the extra READ buffer
* to transport_generic_map_mem_to_cmd() below..
*/
- if (se_cmd->t_tasks_bidi) {
+ if (se_cmd->se_cmd_flags & SCF_BIDI) {
struct scsi_data_buffer *sdb = scsi_in(sc);
sgl_bidi = sdb->table.sgl;
@@ -194,12 +178,8 @@ static int tcm_loop_new_cmd_map(struct se_cmd *se_cmd)
}
/* Tell the core about our preallocated memory */
- ret = transport_generic_map_mem_to_cmd(se_cmd, scsi_sglist(sc),
+ return transport_generic_map_mem_to_cmd(se_cmd, scsi_sglist(sc),
scsi_sg_count(sc), sgl_bidi, sgl_bidi_count);
- if (ret < 0)
- return PYX_TRANSPORT_LU_COMM_FAILURE;
-
- return 0;
}
/*
@@ -1360,17 +1340,16 @@ void tcm_loop_drop_scsi_hba(
{
struct tcm_loop_hba *tl_hba = container_of(wwn,
struct tcm_loop_hba, tl_hba_wwn);
- int host_no = tl_hba->sh->host_no;
+
+ pr_debug("TCM_Loop_ConfigFS: Deallocating emulated Target"
+ " SAS Address: %s at Linux/SCSI Host ID: %d\n",
+ tl_hba->tl_wwn_address, tl_hba->sh->host_no);
/*
* Call device_unregister() on the original tl_hba->dev.
* tcm_loop_fabric_scsi.c:tcm_loop_release_adapter() will
* release *tl_hba;
*/
device_unregister(&tl_hba->dev);
-
- pr_debug("TCM_Loop_ConfigFS: Deallocated emulated Target"
- " SAS Address: %s at Linux/SCSI Host ID: %d\n",
- config_item_name(&wwn->wwn_group.cg_item), host_no);
}
/* Start items for tcm_loop_cit */
diff --git a/drivers/target/target_core_alua.c b/drivers/target/target_core_alua.c
index 88f2ad43ec8..1dcbef499d6 100644
--- a/drivers/target/target_core_alua.c
+++ b/drivers/target/target_core_alua.c
@@ -191,9 +191,10 @@ int target_emulate_set_target_port_groups(struct se_task *task)
int alua_access_state, primary = 0, rc;
u16 tg_pt_id, rtpi;
- if (!l_port)
- return PYX_TRANSPORT_LU_COMM_FAILURE;
-
+ if (!l_port) {
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -EINVAL;
+ }
buf = transport_kmap_first_data_page(cmd);
/*
@@ -203,7 +204,8 @@ int target_emulate_set_target_port_groups(struct se_task *task)
l_tg_pt_gp_mem = l_port->sep_alua_tg_pt_gp_mem;
if (!l_tg_pt_gp_mem) {
pr_err("Unable to access l_port->sep_alua_tg_pt_gp_mem\n");
- rc = PYX_TRANSPORT_UNKNOWN_SAM_OPCODE;
+ cmd->scsi_sense_reason = TCM_UNSUPPORTED_SCSI_OPCODE;
+ rc = -EINVAL;
goto out;
}
spin_lock(&l_tg_pt_gp_mem->tg_pt_gp_mem_lock);
@@ -211,7 +213,8 @@ int target_emulate_set_target_port_groups(struct se_task *task)
if (!l_tg_pt_gp) {
spin_unlock(&l_tg_pt_gp_mem->tg_pt_gp_mem_lock);
pr_err("Unable to access *l_tg_pt_gp_mem->tg_pt_gp\n");
- rc = PYX_TRANSPORT_UNKNOWN_SAM_OPCODE;
+ cmd->scsi_sense_reason = TCM_UNSUPPORTED_SCSI_OPCODE;
+ rc = -EINVAL;
goto out;
}
rc = (l_tg_pt_gp->tg_pt_gp_alua_access_type & TPGS_EXPLICT_ALUA);
@@ -220,7 +223,8 @@ int target_emulate_set_target_port_groups(struct se_task *task)
if (!rc) {
pr_debug("Unable to process SET_TARGET_PORT_GROUPS"
" while TPGS_EXPLICT_ALUA is disabled\n");
- rc = PYX_TRANSPORT_UNKNOWN_SAM_OPCODE;
+ cmd->scsi_sense_reason = TCM_UNSUPPORTED_SCSI_OPCODE;
+ rc = -EINVAL;
goto out;
}
@@ -245,7 +249,8 @@ int target_emulate_set_target_port_groups(struct se_task *task)
* REQUEST, and the additional sense code set to INVALID
* FIELD IN PARAMETER LIST.
*/
- rc = PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ rc = -EINVAL;
goto out;
}
rc = -1;
@@ -298,7 +303,8 @@ int target_emulate_set_target_port_groups(struct se_task *task)
* throw an exception with ASCQ: INVALID_PARAMETER_LIST
*/
if (rc != 0) {
- rc = PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ rc = -EINVAL;
goto out;
}
} else {
@@ -335,7 +341,8 @@ int target_emulate_set_target_port_groups(struct se_task *task)
* INVALID_PARAMETER_LIST
*/
if (rc != 0) {
- rc = PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ rc = -EINVAL;
goto out;
}
}
@@ -1184,7 +1191,6 @@ void core_alua_free_lu_gp(struct t10_alua_lu_gp *lu_gp)
* struct t10_alua_lu_gp.
*/
spin_lock(&lu_gps_lock);
- atomic_set(&lu_gp->lu_gp_shutdown, 1);
list_del(&lu_gp->lu_gp_node);
alua_lu_gps_count--;
spin_unlock(&lu_gps_lock);
@@ -1438,7 +1444,6 @@ struct t10_alua_tg_pt_gp_member *core_alua_allocate_tg_pt_gp_mem(
tg_pt_gp_mem->tg_pt = port;
port->sep_alua_tg_pt_gp_mem = tg_pt_gp_mem;
- atomic_set(&port->sep_tg_pt_gp_active, 1);
return tg_pt_gp_mem;
}
diff --git a/drivers/target/target_core_cdb.c b/drivers/target/target_core_cdb.c
index 683ba02b824..831468b3163 100644
--- a/drivers/target/target_core_cdb.c
+++ b/drivers/target/target_core_cdb.c
@@ -478,7 +478,7 @@ target_emulate_evpd_86(struct se_cmd *cmd, unsigned char *buf)
if (cmd->data_length < 60)
return 0;
- buf[2] = 0x3c;
+ buf[3] = 0x3c;
/* Set HEADSUP, ORDSUP, SIMPSUP */
buf[5] = 0x07;
@@ -703,6 +703,7 @@ int target_emulate_inquiry(struct se_task *task)
if (cmd->data_length < 4) {
pr_err("SCSI Inquiry payload length: %u"
" too small for EVPD=1\n", cmd->data_length);
+ cmd->scsi_sense_reason = TCM_INVALID_CDB_FIELD;
return -EINVAL;
}
@@ -719,6 +720,7 @@ int target_emulate_inquiry(struct se_task *task)
}
pr_err("Unknown VPD Code: 0x%02x\n", cdb[2]);
+ cmd->scsi_sense_reason = TCM_UNSUPPORTED_SCSI_OPCODE;
ret = -EINVAL;
out_unmap:
@@ -969,7 +971,8 @@ int target_emulate_modesense(struct se_task *task)
default:
pr_err("MODE SENSE: unimplemented page/subpage: 0x%02x/0x%02x\n",
cdb[2] & 0x3f, cdb[3]);
- return PYX_TRANSPORT_UNKNOWN_MODE_PAGE;
+ cmd->scsi_sense_reason = TCM_UNKNOWN_MODE_PAGE;
+ return -EINVAL;
}
offset += length;
@@ -1027,7 +1030,8 @@ int target_emulate_request_sense(struct se_task *task)
if (cdb[1] & 0x01) {
pr_err("REQUEST_SENSE description emulation not"
" supported\n");
- return PYX_TRANSPORT_INVALID_CDB_FIELD;
+ cmd->scsi_sense_reason = TCM_INVALID_CDB_FIELD;
+ return -ENOSYS;
}
buf = transport_kmap_first_data_page(cmd);
@@ -1100,7 +1104,8 @@ int target_emulate_unmap(struct se_task *task)
if (!dev->transport->do_discard) {
pr_err("UNMAP emulation not supported for: %s\n",
dev->transport->name);
- return PYX_TRANSPORT_UNKNOWN_SAM_OPCODE;
+ cmd->scsi_sense_reason = TCM_UNSUPPORTED_SCSI_OPCODE;
+ return -ENOSYS;
}
/* First UNMAP block descriptor starts at 8 byte offset */
@@ -1157,7 +1162,8 @@ int target_emulate_write_same(struct se_task *task)
if (!dev->transport->do_discard) {
pr_err("WRITE_SAME emulation not supported"
" for: %s\n", dev->transport->name);
- return PYX_TRANSPORT_UNKNOWN_SAM_OPCODE;
+ cmd->scsi_sense_reason = TCM_UNSUPPORTED_SCSI_OPCODE;
+ return -ENOSYS;
}
if (cmd->t_task_cdb[0] == WRITE_SAME)
@@ -1193,11 +1199,13 @@ int target_emulate_write_same(struct se_task *task)
int target_emulate_synchronize_cache(struct se_task *task)
{
struct se_device *dev = task->task_se_cmd->se_dev;
+ struct se_cmd *cmd = task->task_se_cmd;
if (!dev->transport->do_sync_cache) {
pr_err("SYNCHRONIZE_CACHE emulation not supported"
" for: %s\n", dev->transport->name);
- return PYX_TRANSPORT_UNKNOWN_SAM_OPCODE;
+ cmd->scsi_sense_reason = TCM_UNSUPPORTED_SCSI_OPCODE;
+ return -ENOSYS;
}
dev->transport->do_sync_cache(task);
diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c
index e0c1e8a8dd4..93d4f6a1b79 100644
--- a/drivers/target/target_core_configfs.c
+++ b/drivers/target/target_core_configfs.c
@@ -67,9 +67,6 @@ static struct config_group target_core_hbagroup;
static struct config_group alua_group;
static struct config_group alua_lu_gps_group;
-static DEFINE_SPINLOCK(se_device_lock);
-static LIST_HEAD(se_dev_list);
-
static inline struct se_hba *
item_to_hba(struct config_item *item)
{
@@ -2741,7 +2738,6 @@ static struct config_group *target_core_make_subdev(
" struct se_subsystem_dev\n");
goto unlock;
}
- INIT_LIST_HEAD(&se_dev->se_dev_node);
INIT_LIST_HEAD(&se_dev->t10_wwn.t10_vpd_list);
spin_lock_init(&se_dev->t10_wwn.t10_vpd_lock);
INIT_LIST_HEAD(&se_dev->t10_pr.registration_list);
@@ -2777,9 +2773,6 @@ static struct config_group *target_core_make_subdev(
" from allocate_virtdevice()\n");
goto out;
}
- spin_lock(&se_device_lock);
- list_add_tail(&se_dev->se_dev_node, &se_dev_list);
- spin_unlock(&se_device_lock);
config_group_init_type_name(&se_dev->se_dev_group, name,
&target_core_dev_cit);
@@ -2874,10 +2867,6 @@ static void target_core_drop_subdev(
mutex_lock(&hba->hba_access_mutex);
t = hba->transport;
- spin_lock(&se_device_lock);
- list_del(&se_dev->se_dev_node);
- spin_unlock(&se_device_lock);
-
dev_stat_grp = &se_dev->dev_stat_grps.stat_group;
for (i = 0; dev_stat_grp->default_groups[i]; i++) {
df_item = &dev_stat_grp->default_groups[i]->cg_item;
diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c
index ba5edec2c5f..9b863942547 100644
--- a/drivers/target/target_core_device.c
+++ b/drivers/target/target_core_device.c
@@ -104,7 +104,6 @@ int transport_lookup_cmd_lun(struct se_cmd *se_cmd, u32 unpacked_lun)
se_cmd->se_lun = deve->se_lun;
se_cmd->pr_res_key = deve->pr_res_key;
se_cmd->orig_fe_lun = unpacked_lun;
- se_cmd->se_orig_obj_ptr = se_cmd->se_lun->lun_se_dev;
se_cmd->se_cmd_flags |= SCF_SE_LUN_CMD;
}
spin_unlock_irqrestore(&se_sess->se_node_acl->device_list_lock, flags);
@@ -137,7 +136,6 @@ int transport_lookup_cmd_lun(struct se_cmd *se_cmd, u32 unpacked_lun)
se_lun = &se_sess->se_tpg->tpg_virt_lun0;
se_cmd->se_lun = &se_sess->se_tpg->tpg_virt_lun0;
se_cmd->orig_fe_lun = 0;
- se_cmd->se_orig_obj_ptr = se_cmd->se_lun->lun_se_dev;
se_cmd->se_cmd_flags |= SCF_SE_LUN_CMD;
}
/*
@@ -200,7 +198,6 @@ int transport_lookup_tmr_lun(struct se_cmd *se_cmd, u32 unpacked_lun)
se_lun = deve->se_lun;
se_cmd->pr_res_key = deve->pr_res_key;
se_cmd->orig_fe_lun = unpacked_lun;
- se_cmd->se_orig_obj_ptr = se_cmd->se_dev;
}
spin_unlock_irqrestore(&se_sess->se_node_acl->device_list_lock, flags);
@@ -708,7 +705,7 @@ done:
se_task->task_scsi_status = GOOD;
transport_complete_task(se_task, 1);
- return PYX_TRANSPORT_SENT_TO_TRANSPORT;
+ return 0;
}
/* se_release_device_for_hba():
@@ -957,8 +954,12 @@ int se_dev_set_emulate_dpo(struct se_device *dev, int flag)
return -EINVAL;
}
- pr_err("dpo_emulated not supported\n");
- return -EINVAL;
+ if (flag) {
+ pr_err("dpo_emulated not supported\n");
+ return -EINVAL;
+ }
+
+ return 0;
}
int se_dev_set_emulate_fua_write(struct se_device *dev, int flag)
@@ -968,7 +969,7 @@ int se_dev_set_emulate_fua_write(struct se_device *dev, int flag)
return -EINVAL;
}
- if (dev->transport->fua_write_emulated == 0) {
+ if (flag && dev->transport->fua_write_emulated == 0) {
pr_err("fua_write_emulated not supported\n");
return -EINVAL;
}
@@ -985,8 +986,12 @@ int se_dev_set_emulate_fua_read(struct se_device *dev, int flag)
return -EINVAL;
}
- pr_err("ua read emulated not supported\n");
- return -EINVAL;
+ if (flag) {
+ pr_err("ua read emulated not supported\n");
+ return -EINVAL;
+ }
+
+ return 0;
}
int se_dev_set_emulate_write_cache(struct se_device *dev, int flag)
@@ -995,7 +1000,7 @@ int se_dev_set_emulate_write_cache(struct se_device *dev, int flag)
pr_err("Illegal value %d\n", flag);
return -EINVAL;
}
- if (dev->transport->write_cache_emulated == 0) {
+ if (flag && dev->transport->write_cache_emulated == 0) {
pr_err("write_cache_emulated not supported\n");
return -EINVAL;
}
@@ -1056,7 +1061,7 @@ int se_dev_set_emulate_tpu(struct se_device *dev, int flag)
* We expect this value to be non-zero when generic Block Layer
* Discard supported is detected iblock_create_virtdevice().
*/
- if (!dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count) {
+ if (flag && !dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count) {
pr_err("Generic Block Discard not supported\n");
return -ENOSYS;
}
@@ -1077,7 +1082,7 @@ int se_dev_set_emulate_tpws(struct se_device *dev, int flag)
* We expect this value to be non-zero when generic Block Layer
* Discard supported is detected iblock_create_virtdevice().
*/
- if (!dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count) {
+ if (flag && !dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count) {
pr_err("Generic Block Discard not supported\n");
return -ENOSYS;
}
@@ -1587,7 +1592,6 @@ int core_dev_setup_virtual_lun0(void)
ret = -ENOMEM;
goto out;
}
- INIT_LIST_HEAD(&se_dev->se_dev_node);
INIT_LIST_HEAD(&se_dev->t10_wwn.t10_vpd_list);
spin_lock_init(&se_dev->t10_wwn.t10_vpd_lock);
INIT_LIST_HEAD(&se_dev->t10_pr.registration_list);
diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c
index 67cd6fe05bf..b4864fba4ef 100644
--- a/drivers/target/target_core_file.c
+++ b/drivers/target/target_core_file.c
@@ -289,9 +289,9 @@ static int fd_do_readv(struct se_task *task)
return -ENOMEM;
}
- for (i = 0; i < task->task_sg_nents; i++) {
- iov[i].iov_len = sg[i].length;
- iov[i].iov_base = sg_virt(&sg[i]);
+ for_each_sg(task->task_sg, sg, task->task_sg_nents, i) {
+ iov[i].iov_len = sg->length;
+ iov[i].iov_base = sg_virt(sg);
}
old_fs = get_fs();
@@ -342,9 +342,9 @@ static int fd_do_writev(struct se_task *task)
return -ENOMEM;
}
- for (i = 0; i < task->task_sg_nents; i++) {
- iov[i].iov_len = sg[i].length;
- iov[i].iov_base = sg_virt(&sg[i]);
+ for_each_sg(task->task_sg, sg, task->task_sg_nents, i) {
+ iov[i].iov_len = sg->length;
+ iov[i].iov_base = sg_virt(sg);
}
old_fs = get_fs();
@@ -438,7 +438,7 @@ static int fd_do_task(struct se_task *task)
if (ret > 0 &&
dev->se_sub_dev->se_dev_attrib.emulate_write_cache > 0 &&
dev->se_sub_dev->se_dev_attrib.emulate_fua_write > 0 &&
- cmd->t_tasks_fua) {
+ (cmd->se_cmd_flags & SCF_FUA)) {
/*
* We might need to be a bit smarter here
* and return some sense data to let the initiator
@@ -449,13 +449,15 @@ static int fd_do_task(struct se_task *task)
}
- if (ret < 0)
+ if (ret < 0) {
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
return ret;
+ }
if (ret) {
task->task_scsi_status = GOOD;
transport_complete_task(task, 1);
}
- return PYX_TRANSPORT_SENT_TO_TRANSPORT;
+ return 0;
}
/* fd_free_task(): (Part of se_subsystem_api_t template)
diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c
index 7698efe2926..4aa99220443 100644
--- a/drivers/target/target_core_iblock.c
+++ b/drivers/target/target_core_iblock.c
@@ -531,7 +531,7 @@ static int iblock_do_task(struct se_task *task)
*/
if (dev->se_sub_dev->se_dev_attrib.emulate_write_cache == 0 ||
(dev->se_sub_dev->se_dev_attrib.emulate_fua_write > 0 &&
- task->task_se_cmd->t_tasks_fua))
+ (cmd->se_cmd_flags & SCF_FUA)))
rw = WRITE_FUA;
else
rw = WRITE;
@@ -554,12 +554,15 @@ static int iblock_do_task(struct se_task *task)
else {
pr_err("Unsupported SCSI -> BLOCK LBA conversion:"
" %u\n", dev->se_sub_dev->se_dev_attrib.block_size);
- return PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -ENOSYS;
}
bio = iblock_get_bio(task, block_lba, sg_num);
- if (!bio)
- return PYX_TRANSPORT_OUT_OF_MEMORY_RESOURCES;
+ if (!bio) {
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -ENOMEM;
+ }
bio_list_init(&list);
bio_list_add(&list, bio);
@@ -588,12 +591,13 @@ static int iblock_do_task(struct se_task *task)
submit_bio(rw, bio);
blk_finish_plug(&plug);
- return PYX_TRANSPORT_SENT_TO_TRANSPORT;
+ return 0;
fail:
while ((bio = bio_list_pop(&list)))
bio_put(bio);
- return PYX_TRANSPORT_OUT_OF_MEMORY_RESOURCES;
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -ENOMEM;
}
static u32 iblock_get_device_rev(struct se_device *dev)
diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c
index 5a4ebfc3a54..95dee7074ae 100644
--- a/drivers/target/target_core_pr.c
+++ b/drivers/target/target_core_pr.c
@@ -191,7 +191,7 @@ static int target_check_scsi2_reservation_conflict(struct se_cmd *cmd, int *ret)
pr_err("Received legacy SPC-2 RESERVE/RELEASE"
" while active SPC-3 registrations exist,"
" returning RESERVATION_CONFLICT\n");
- *ret = PYX_TRANSPORT_RESERVATION_CONFLICT;
+ cmd->scsi_sense_reason = TCM_RESERVATION_CONFLICT;
return true;
}
@@ -252,7 +252,8 @@ int target_scsi2_reservation_reserve(struct se_task *task)
(cmd->t_task_cdb[1] & 0x02)) {
pr_err("LongIO and Obselete Bits set, returning"
" ILLEGAL_REQUEST\n");
- ret = PYX_TRANSPORT_ILLEGAL_REQUEST;
+ cmd->scsi_sense_reason = TCM_UNSUPPORTED_SCSI_OPCODE;
+ ret = -EINVAL;
goto out;
}
/*
@@ -277,7 +278,8 @@ int target_scsi2_reservation_reserve(struct se_task *task)
" from %s \n", cmd->se_lun->unpacked_lun,
cmd->se_deve->mapped_lun,
sess->se_node_acl->initiatorname);
- ret = PYX_TRANSPORT_RESERVATION_CONFLICT;
+ cmd->scsi_sense_reason = TCM_RESERVATION_CONFLICT;
+ ret = -EINVAL;
goto out_unlock;
}
@@ -1510,7 +1512,8 @@ static int core_scsi3_decode_spec_i_port(
tidh_new = kzalloc(sizeof(struct pr_transport_id_holder), GFP_KERNEL);
if (!tidh_new) {
pr_err("Unable to allocate tidh_new\n");
- return PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -EINVAL;
}
INIT_LIST_HEAD(&tidh_new->dest_list);
tidh_new->dest_tpg = tpg;
@@ -1522,7 +1525,8 @@ static int core_scsi3_decode_spec_i_port(
sa_res_key, all_tg_pt, aptpl);
if (!local_pr_reg) {
kfree(tidh_new);
- return PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -ENOMEM;
}
tidh_new->dest_pr_reg = local_pr_reg;
/*
@@ -1548,7 +1552,8 @@ static int core_scsi3_decode_spec_i_port(
pr_err("SPC-3 PR: Illegal tpdl: %u + 28 byte header"
" does not equal CDB data_length: %u\n", tpdl,
cmd->data_length);
- ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ ret = -EINVAL;
goto out;
}
/*
@@ -1598,7 +1603,9 @@ static int core_scsi3_decode_spec_i_port(
" for tmp_tpg\n");
atomic_dec(&tmp_tpg->tpg_pr_ref_count);
smp_mb__after_atomic_dec();
- ret = PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason =
+ TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ ret = -EINVAL;
goto out;
}
/*
@@ -1628,7 +1635,9 @@ static int core_scsi3_decode_spec_i_port(
atomic_dec(&dest_node_acl->acl_pr_ref_count);
smp_mb__after_atomic_dec();
core_scsi3_tpg_undepend_item(tmp_tpg);
- ret = PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason =
+ TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ ret = -EINVAL;
goto out;
}
@@ -1646,7 +1655,8 @@ static int core_scsi3_decode_spec_i_port(
if (!dest_tpg) {
pr_err("SPC-3 PR SPEC_I_PT: Unable to locate"
" dest_tpg\n");
- ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ ret = -EINVAL;
goto out;
}
#if 0
@@ -1660,7 +1670,8 @@ static int core_scsi3_decode_spec_i_port(
" %u for Transport ID: %s\n", tid_len, ptr);
core_scsi3_nodeacl_undepend_item(dest_node_acl);
core_scsi3_tpg_undepend_item(dest_tpg);
- ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ ret = -EINVAL;
goto out;
}
/*
@@ -1678,7 +1689,8 @@ static int core_scsi3_decode_spec_i_port(
core_scsi3_nodeacl_undepend_item(dest_node_acl);
core_scsi3_tpg_undepend_item(dest_tpg);
- ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ ret = -EINVAL;
goto out;
}
@@ -1690,7 +1702,9 @@ static int core_scsi3_decode_spec_i_port(
smp_mb__after_atomic_dec();
core_scsi3_nodeacl_undepend_item(dest_node_acl);
core_scsi3_tpg_undepend_item(dest_tpg);
- ret = PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason =
+ TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ ret = -EINVAL;
goto out;
}
#if 0
@@ -1727,7 +1741,9 @@ static int core_scsi3_decode_spec_i_port(
core_scsi3_lunacl_undepend_item(dest_se_deve);
core_scsi3_nodeacl_undepend_item(dest_node_acl);
core_scsi3_tpg_undepend_item(dest_tpg);
- ret = PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason =
+ TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ ret = -ENOMEM;
goto out;
}
INIT_LIST_HEAD(&tidh_new->dest_list);
@@ -1759,7 +1775,8 @@ static int core_scsi3_decode_spec_i_port(
core_scsi3_nodeacl_undepend_item(dest_node_acl);
core_scsi3_tpg_undepend_item(dest_tpg);
kfree(tidh_new);
- ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ ret = -EINVAL;
goto out;
}
tidh_new->dest_pr_reg = dest_pr_reg;
@@ -2098,7 +2115,8 @@ static int core_scsi3_emulate_pro_register(
if (!se_sess || !se_lun) {
pr_err("SPC-3 PR: se_sess || struct se_lun is NULL!\n");
- return PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -EINVAL;
}
se_tpg = se_sess->se_tpg;
se_deve = &se_sess->se_node_acl->device_list[cmd->orig_fe_lun];
@@ -2117,13 +2135,14 @@ static int core_scsi3_emulate_pro_register(
if (res_key) {
pr_warn("SPC-3 PR: Reservation Key non-zero"
" for SA REGISTER, returning CONFLICT\n");
- return PYX_TRANSPORT_RESERVATION_CONFLICT;
+ cmd->scsi_sense_reason = TCM_RESERVATION_CONFLICT;
+ return -EINVAL;
}
/*
* Do nothing but return GOOD status.
*/
if (!sa_res_key)
- return PYX_TRANSPORT_SENT_TO_TRANSPORT;
+ return 0;
if (!spec_i_pt) {
/*
@@ -2138,7 +2157,8 @@ static int core_scsi3_emulate_pro_register(
if (ret != 0) {
pr_err("Unable to allocate"
" struct t10_pr_registration\n");
- return PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ return -EINVAL;
}
} else {
/*
@@ -2197,14 +2217,16 @@ static int core_scsi3_emulate_pro_register(
" 0x%016Lx\n", res_key,
pr_reg->pr_res_key);
core_scsi3_put_pr_reg(pr_reg);
- return PYX_TRANSPORT_RESERVATION_CONFLICT;
+ cmd->scsi_sense_reason = TCM_RESERVATION_CONFLICT;
+ return -EINVAL;
}
}
if (spec_i_pt) {
pr_err("SPC-3 PR UNREGISTER: SPEC_I_PT"
" set while sa_res_key=0\n");
core_scsi3_put_pr_reg(pr_reg);
- return PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ return -EINVAL;
}
/*
* An existing ALL_TG_PT=1 registration being released
@@ -2215,7 +2237,8 @@ static int core_scsi3_emulate_pro_register(
" registration exists, but ALL_TG_PT=1 bit not"
" present in received PROUT\n");
core_scsi3_put_pr_reg(pr_reg);
- return PYX_TRANSPORT_INVALID_CDB_FIELD;
+ cmd->scsi_sense_reason = TCM_INVALID_CDB_FIELD;
+ return -EINVAL;
}
/*
* Allocate APTPL metadata buffer used for UNREGISTER ops
@@ -2227,7 +2250,9 @@ static int core_scsi3_emulate_pro_register(
pr_err("Unable to allocate"
" pr_aptpl_buf\n");
core_scsi3_put_pr_reg(pr_reg);
- return PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason =
+ TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -EINVAL;
}
}
/*
@@ -2241,7 +2266,8 @@ static int core_scsi3_emulate_pro_register(
if (pr_holder < 0) {
kfree(pr_aptpl_buf);
core_scsi3_put_pr_reg(pr_reg);
- return PYX_TRANSPORT_RESERVATION_CONFLICT;
+ cmd->scsi_sense_reason = TCM_RESERVATION_CONFLICT;
+ return -EINVAL;
}
spin_lock(&pr_tmpl->registration_lock);
@@ -2405,7 +2431,8 @@ static int core_scsi3_pro_reserve(
if (!se_sess || !se_lun) {
pr_err("SPC-3 PR: se_sess || struct se_lun is NULL!\n");
- return PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -EINVAL;
}
se_tpg = se_sess->se_tpg;
se_deve = &se_sess->se_node_acl->device_list[cmd->orig_fe_lun];
@@ -2417,7 +2444,8 @@ static int core_scsi3_pro_reserve(
if (!pr_reg) {
pr_err("SPC-3 PR: Unable to locate"
" PR_REGISTERED *pr_reg for RESERVE\n");
- return PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -EINVAL;
}
/*
* From spc4r17 Section 5.7.9: Reserving:
@@ -2433,7 +2461,8 @@ static int core_scsi3_pro_reserve(
" does not match existing SA REGISTER res_key:"
" 0x%016Lx\n", res_key, pr_reg->pr_res_key);
core_scsi3_put_pr_reg(pr_reg);
- return PYX_TRANSPORT_RESERVATION_CONFLICT;
+ cmd->scsi_sense_reason = TCM_RESERVATION_CONFLICT;
+ return -EINVAL;
}
/*
* From spc4r17 Section 5.7.9: Reserving:
@@ -2448,7 +2477,8 @@ static int core_scsi3_pro_reserve(
if (scope != PR_SCOPE_LU_SCOPE) {
pr_err("SPC-3 PR: Illegal SCOPE: 0x%02x\n", scope);
core_scsi3_put_pr_reg(pr_reg);
- return PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ return -EINVAL;
}
/*
* See if we have an existing PR reservation holder pointer at
@@ -2480,7 +2510,8 @@ static int core_scsi3_pro_reserve(
spin_unlock(&dev->dev_reservation_lock);
core_scsi3_put_pr_reg(pr_reg);
- return PYX_TRANSPORT_RESERVATION_CONFLICT;
+ cmd->scsi_sense_reason = TCM_RESERVATION_CONFLICT;
+ return -EINVAL;
}
/*
* From spc4r17 Section 5.7.9: Reserving:
@@ -2503,7 +2534,8 @@ static int core_scsi3_pro_reserve(
spin_unlock(&dev->dev_reservation_lock);
core_scsi3_put_pr_reg(pr_reg);
- return PYX_TRANSPORT_RESERVATION_CONFLICT;
+ cmd->scsi_sense_reason = TCM_RESERVATION_CONFLICT;
+ return -EINVAL;
}
/*
* From spc4r17 Section 5.7.9: Reserving:
@@ -2517,7 +2549,7 @@ static int core_scsi3_pro_reserve(
*/
spin_unlock(&dev->dev_reservation_lock);
core_scsi3_put_pr_reg(pr_reg);
- return PYX_TRANSPORT_SENT_TO_TRANSPORT;
+ return 0;
}
/*
* Otherwise, our *pr_reg becomes the PR reservation holder for said
@@ -2574,7 +2606,8 @@ static int core_scsi3_emulate_pro_reserve(
default:
pr_err("SPC-3 PR: Unknown Service Action RESERVE Type:"
" 0x%02x\n", type);
- return PYX_TRANSPORT_INVALID_CDB_FIELD;
+ cmd->scsi_sense_reason = TCM_INVALID_CDB_FIELD;
+ return -EINVAL;
}
return ret;
@@ -2630,7 +2663,8 @@ static int core_scsi3_emulate_pro_release(
if (!se_sess || !se_lun) {
pr_err("SPC-3 PR: se_sess || struct se_lun is NULL!\n");
- return PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -EINVAL;
}
/*
* Locate the existing *pr_reg via struct se_node_acl pointers
@@ -2639,7 +2673,8 @@ static int core_scsi3_emulate_pro_release(
if (!pr_reg) {
pr_err("SPC-3 PR: Unable to locate"
" PR_REGISTERED *pr_reg for RELEASE\n");
- return PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -EINVAL;
}
/*
* From spc4r17 Section 5.7.11.2 Releasing:
@@ -2661,7 +2696,7 @@ static int core_scsi3_emulate_pro_release(
*/
spin_unlock(&dev->dev_reservation_lock);
core_scsi3_put_pr_reg(pr_reg);
- return PYX_TRANSPORT_SENT_TO_TRANSPORT;
+ return 0;
}
if ((pr_res_holder->pr_res_type == PR_TYPE_WRITE_EXCLUSIVE_ALLREG) ||
(pr_res_holder->pr_res_type == PR_TYPE_EXCLUSIVE_ACCESS_ALLREG))
@@ -2675,7 +2710,7 @@ static int core_scsi3_emulate_pro_release(
*/
spin_unlock(&dev->dev_reservation_lock);
core_scsi3_put_pr_reg(pr_reg);
- return PYX_TRANSPORT_SENT_TO_TRANSPORT;
+ return 0;
}
/*
* From spc4r17 Section 5.7.11.2 Releasing:
@@ -2697,7 +2732,8 @@ static int core_scsi3_emulate_pro_release(
" 0x%016Lx\n", res_key, pr_reg->pr_res_key);
spin_unlock(&dev->dev_reservation_lock);
core_scsi3_put_pr_reg(pr_reg);
- return PYX_TRANSPORT_RESERVATION_CONFLICT;
+ cmd->scsi_sense_reason = TCM_RESERVATION_CONFLICT;
+ return -EINVAL;
}
/*
* From spc4r17 Section 5.7.11.2 Releasing and above:
@@ -2719,7 +2755,8 @@ static int core_scsi3_emulate_pro_release(
spin_unlock(&dev->dev_reservation_lock);
core_scsi3_put_pr_reg(pr_reg);
- return PYX_TRANSPORT_RESERVATION_CONFLICT;
+ cmd->scsi_sense_reason = TCM_RESERVATION_CONFLICT;
+ return -EINVAL;
}
/*
* In response to a persistent reservation release request from the
@@ -2802,7 +2839,8 @@ static int core_scsi3_emulate_pro_clear(
if (!pr_reg_n) {
pr_err("SPC-3 PR: Unable to locate"
" PR_REGISTERED *pr_reg for CLEAR\n");
- return PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -EINVAL;
}
/*
* From spc4r17 section 5.7.11.6, Clearing:
@@ -2821,7 +2859,8 @@ static int core_scsi3_emulate_pro_clear(
" existing SA REGISTER res_key:"
" 0x%016Lx\n", res_key, pr_reg_n->pr_res_key);
core_scsi3_put_pr_reg(pr_reg_n);
- return PYX_TRANSPORT_RESERVATION_CONFLICT;
+ cmd->scsi_sense_reason = TCM_RESERVATION_CONFLICT;
+ return -EINVAL;
}
/*
* a) Release the persistent reservation, if any;
@@ -2979,8 +3018,10 @@ static int core_scsi3_pro_preempt(
int all_reg = 0, calling_it_nexus = 0, released_regs = 0;
int prh_type = 0, prh_scope = 0, ret;
- if (!se_sess)
- return PYX_TRANSPORT_LU_COMM_FAILURE;
+ if (!se_sess) {
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -EINVAL;
+ }
se_deve = &se_sess->se_node_acl->device_list[cmd->orig_fe_lun];
pr_reg_n = core_scsi3_locate_pr_reg(cmd->se_dev, se_sess->se_node_acl,
@@ -2989,16 +3030,19 @@ static int core_scsi3_pro_preempt(
pr_err("SPC-3 PR: Unable to locate"
" PR_REGISTERED *pr_reg for PREEMPT%s\n",
(abort) ? "_AND_ABORT" : "");
- return PYX_TRANSPORT_RESERVATION_CONFLICT;
+ cmd->scsi_sense_reason = TCM_RESERVATION_CONFLICT;
+ return -EINVAL;
}
if (pr_reg_n->pr_res_key != res_key) {
core_scsi3_put_pr_reg(pr_reg_n);
- return PYX_TRANSPORT_RESERVATION_CONFLICT;
+ cmd->scsi_sense_reason = TCM_RESERVATION_CONFLICT;
+ return -EINVAL;
}
if (scope != PR_SCOPE_LU_SCOPE) {
pr_err("SPC-3 PR: Illegal SCOPE: 0x%02x\n", scope);
core_scsi3_put_pr_reg(pr_reg_n);
- return PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ return -EINVAL;
}
INIT_LIST_HEAD(&preempt_and_abort_list);
@@ -3012,7 +3056,8 @@ static int core_scsi3_pro_preempt(
if (!all_reg && !sa_res_key) {
spin_unlock(&dev->dev_reservation_lock);
core_scsi3_put_pr_reg(pr_reg_n);
- return PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ return -EINVAL;
}
/*
* From spc4r17, section 5.7.11.4.4 Removing Registrations:
@@ -3106,7 +3151,8 @@ static int core_scsi3_pro_preempt(
if (!released_regs) {
spin_unlock(&dev->dev_reservation_lock);
core_scsi3_put_pr_reg(pr_reg_n);
- return PYX_TRANSPORT_RESERVATION_CONFLICT;
+ cmd->scsi_sense_reason = TCM_RESERVATION_CONFLICT;
+ return -EINVAL;
}
/*
* For an existing all registrants type reservation
@@ -3297,7 +3343,8 @@ static int core_scsi3_emulate_pro_preempt(
default:
pr_err("SPC-3 PR: Unknown Service Action PREEMPT%s"
" Type: 0x%02x\n", (abort) ? "_AND_ABORT" : "", type);
- return PYX_TRANSPORT_INVALID_CDB_FIELD;
+ cmd->scsi_sense_reason = TCM_INVALID_CDB_FIELD;
+ return -EINVAL;
}
return ret;
@@ -3331,7 +3378,8 @@ static int core_scsi3_emulate_pro_register_and_move(
if (!se_sess || !se_lun) {
pr_err("SPC-3 PR: se_sess || struct se_lun is NULL!\n");
- return PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -EINVAL;
}
memset(dest_iport, 0, 64);
memset(i_buf, 0, PR_REG_ISID_ID_LEN);
@@ -3349,7 +3397,8 @@ static int core_scsi3_emulate_pro_register_and_move(
if (!pr_reg) {
pr_err("SPC-3 PR: Unable to locate PR_REGISTERED"
" *pr_reg for REGISTER_AND_MOVE\n");
- return PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -EINVAL;
}
/*
* The provided reservation key much match the existing reservation key
@@ -3360,7 +3409,8 @@ static int core_scsi3_emulate_pro_register_and_move(
" res_key: 0x%016Lx does not match existing SA REGISTER"
" res_key: 0x%016Lx\n", res_key, pr_reg->pr_res_key);
core_scsi3_put_pr_reg(pr_reg);
- return PYX_TRANSPORT_RESERVATION_CONFLICT;
+ cmd->scsi_sense_reason = TCM_RESERVATION_CONFLICT;
+ return -EINVAL;
}
/*
* The service active reservation key needs to be non zero
@@ -3369,7 +3419,8 @@ static int core_scsi3_emulate_pro_register_and_move(
pr_warn("SPC-3 PR REGISTER_AND_MOVE: Received zero"
" sa_res_key\n");
core_scsi3_put_pr_reg(pr_reg);
- return PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ return -EINVAL;
}
/*
@@ -3392,7 +3443,8 @@ static int core_scsi3_emulate_pro_register_and_move(
" does not equal CDB data_length: %u\n", tid_len,
cmd->data_length);
core_scsi3_put_pr_reg(pr_reg);
- return PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ return -EINVAL;
}
spin_lock(&dev->se_port_lock);
@@ -3417,7 +3469,8 @@ static int core_scsi3_emulate_pro_register_and_move(
atomic_dec(&dest_se_tpg->tpg_pr_ref_count);
smp_mb__after_atomic_dec();
core_scsi3_put_pr_reg(pr_reg);
- return PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -EINVAL;
}
spin_lock(&dev->se_port_lock);
@@ -3430,7 +3483,8 @@ static int core_scsi3_emulate_pro_register_and_move(
" fabric ops from Relative Target Port Identifier:"
" %hu\n", rtpi);
core_scsi3_put_pr_reg(pr_reg);
- return PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ return -EINVAL;
}
buf = transport_kmap_first_data_page(cmd);
@@ -3445,14 +3499,16 @@ static int core_scsi3_emulate_pro_register_and_move(
" from fabric: %s\n", proto_ident,
dest_tf_ops->get_fabric_proto_ident(dest_se_tpg),
dest_tf_ops->get_fabric_name());
- ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ ret = -EINVAL;
goto out;
}
if (dest_tf_ops->tpg_parse_pr_out_transport_id == NULL) {
pr_err("SPC-3 PR REGISTER_AND_MOVE: Fabric does not"
" containg a valid tpg_parse_pr_out_transport_id"
" function pointer\n");
- ret = PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ ret = -EINVAL;
goto out;
}
initiator_str = dest_tf_ops->tpg_parse_pr_out_transport_id(dest_se_tpg,
@@ -3460,7 +3516,8 @@ static int core_scsi3_emulate_pro_register_and_move(
if (!initiator_str) {
pr_err("SPC-3 PR REGISTER_AND_MOVE: Unable to locate"
" initiator_str from Transport ID\n");
- ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ ret = -EINVAL;
goto out;
}
@@ -3489,7 +3546,8 @@ static int core_scsi3_emulate_pro_register_and_move(
pr_err("SPC-3 PR REGISTER_AND_MOVE: TransportID: %s"
" matches: %s on received I_T Nexus\n", initiator_str,
pr_reg_nacl->initiatorname);
- ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ ret = -EINVAL;
goto out;
}
if (!strcmp(iport_ptr, pr_reg->pr_reg_isid)) {
@@ -3497,7 +3555,8 @@ static int core_scsi3_emulate_pro_register_and_move(
" matches: %s %s on received I_T Nexus\n",
initiator_str, iport_ptr, pr_reg_nacl->initiatorname,
pr_reg->pr_reg_isid);
- ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ ret = -EINVAL;
goto out;
}
after_iport_check:
@@ -3517,7 +3576,8 @@ after_iport_check:
pr_err("Unable to locate %s dest_node_acl for"
" TransportID%s\n", dest_tf_ops->get_fabric_name(),
initiator_str);
- ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ ret = -EINVAL;
goto out;
}
ret = core_scsi3_nodeacl_depend_item(dest_node_acl);
@@ -3527,7 +3587,8 @@ after_iport_check:
atomic_dec(&dest_node_acl->acl_pr_ref_count);
smp_mb__after_atomic_dec();
dest_node_acl = NULL;
- ret = PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ ret = -EINVAL;
goto out;
}
#if 0
@@ -3543,7 +3604,8 @@ after_iport_check:
if (!dest_se_deve) {
pr_err("Unable to locate %s dest_se_deve from RTPI:"
" %hu\n", dest_tf_ops->get_fabric_name(), rtpi);
- ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ ret = -EINVAL;
goto out;
}
@@ -3553,7 +3615,8 @@ after_iport_check:
atomic_dec(&dest_se_deve->pr_ref_count);
smp_mb__after_atomic_dec();
dest_se_deve = NULL;
- ret = PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ ret = -EINVAL;
goto out;
}
#if 0
@@ -3572,7 +3635,8 @@ after_iport_check:
pr_warn("SPC-3 PR REGISTER_AND_MOVE: No reservation"
" currently held\n");
spin_unlock(&dev->dev_reservation_lock);
- ret = PYX_TRANSPORT_INVALID_CDB_FIELD;
+ cmd->scsi_sense_reason = TCM_INVALID_CDB_FIELD;
+ ret = -EINVAL;
goto out;
}
/*
@@ -3585,7 +3649,8 @@ after_iport_check:
pr_warn("SPC-3 PR REGISTER_AND_MOVE: Calling I_T"
" Nexus is not reservation holder\n");
spin_unlock(&dev->dev_reservation_lock);
- ret = PYX_TRANSPORT_RESERVATION_CONFLICT;
+ cmd->scsi_sense_reason = TCM_RESERVATION_CONFLICT;
+ ret = -EINVAL;
goto out;
}
/*
@@ -3603,7 +3668,8 @@ after_iport_check:
" reservation for type: %s\n",
core_scsi3_pr_dump_type(pr_res_holder->pr_res_type));
spin_unlock(&dev->dev_reservation_lock);
- ret = PYX_TRANSPORT_RESERVATION_CONFLICT;
+ cmd->scsi_sense_reason = TCM_RESERVATION_CONFLICT;
+ ret = -EINVAL;
goto out;
}
pr_res_nacl = pr_res_holder->pr_reg_nacl;
@@ -3640,7 +3706,8 @@ after_iport_check:
sa_res_key, 0, aptpl, 2, 1);
if (ret != 0) {
spin_unlock(&dev->dev_reservation_lock);
- ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ ret = -EINVAL;
goto out;
}
dest_pr_reg = __core_scsi3_locate_pr_reg(dev, dest_node_acl,
@@ -3771,7 +3838,8 @@ int target_scsi3_emulate_pr_out(struct se_task *task)
pr_err("Received PERSISTENT_RESERVE CDB while legacy"
" SPC-2 reservation is held, returning"
" RESERVATION_CONFLICT\n");
- ret = PYX_TRANSPORT_RESERVATION_CONFLICT;
+ cmd->scsi_sense_reason = TCM_RESERVATION_CONFLICT;
+ ret = EINVAL;
goto out;
}
@@ -3779,13 +3847,16 @@ int target_scsi3_emulate_pr_out(struct se_task *task)
* FIXME: A NULL struct se_session pointer means an this is not coming from
* a $FABRIC_MOD's nexus, but from internal passthrough ops.
*/
- if (!cmd->se_sess)
- return PYX_TRANSPORT_LU_COMM_FAILURE;
+ if (!cmd->se_sess) {
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -EINVAL;
+ }
if (cmd->data_length < 24) {
pr_warn("SPC-PR: Received PR OUT parameter list"
" length too small: %u\n", cmd->data_length);
- ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ ret = -EINVAL;
goto out;
}
/*
@@ -3820,7 +3891,8 @@ int target_scsi3_emulate_pr_out(struct se_task *task)
* SPEC_I_PT=1 is only valid for Service action: REGISTER
*/
if (spec_i_pt && ((cdb[1] & 0x1f) != PRO_REGISTER)) {
- ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ ret = -EINVAL;
goto out;
}
@@ -3837,7 +3909,8 @@ int target_scsi3_emulate_pr_out(struct se_task *task)
(cmd->data_length != 24)) {
pr_warn("SPC-PR: Received PR OUT illegal parameter"
" list length: %u\n", cmd->data_length);
- ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST;
+ cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
+ ret = -EINVAL;
goto out;
}
/*
@@ -3878,7 +3951,8 @@ int target_scsi3_emulate_pr_out(struct se_task *task)
default:
pr_err("Unknown PERSISTENT_RESERVE_OUT service"
" action: 0x%02x\n", cdb[1] & 0x1f);
- ret = PYX_TRANSPORT_INVALID_CDB_FIELD;
+ cmd->scsi_sense_reason = TCM_INVALID_CDB_FIELD;
+ ret = -EINVAL;
break;
}
@@ -3906,7 +3980,8 @@ static int core_scsi3_pri_read_keys(struct se_cmd *cmd)
if (cmd->data_length < 8) {
pr_err("PRIN SA READ_KEYS SCSI Data Length: %u"
" too small\n", cmd->data_length);
- return PYX_TRANSPORT_INVALID_CDB_FIELD;
+ cmd->scsi_sense_reason = TCM_INVALID_CDB_FIELD;
+ return -EINVAL;
}
buf = transport_kmap_first_data_page(cmd);
@@ -3965,7 +4040,8 @@ static int core_scsi3_pri_read_reservation(struct se_cmd *cmd)
if (cmd->data_length < 8) {
pr_err("PRIN SA READ_RESERVATIONS SCSI Data Length: %u"
" too small\n", cmd->data_length);
- return PYX_TRANSPORT_INVALID_CDB_FIELD;
+ cmd->scsi_sense_reason = TCM_INVALID_CDB_FIELD;
+ return -EINVAL;
}
buf = transport_kmap_first_data_page(cmd);
@@ -4047,7 +4123,8 @@ static int core_scsi3_pri_report_capabilities(struct se_cmd *cmd)
if (cmd->data_length < 6) {
pr_err("PRIN SA REPORT_CAPABILITIES SCSI Data Length:"
" %u too small\n", cmd->data_length);
- return PYX_TRANSPORT_INVALID_CDB_FIELD;
+ cmd->scsi_sense_reason = TCM_INVALID_CDB_FIELD;
+ return -EINVAL;
}
buf = transport_kmap_first_data_page(cmd);
@@ -4108,7 +4185,8 @@ static int core_scsi3_pri_read_full_status(struct se_cmd *cmd)
if (cmd->data_length < 8) {
pr_err("PRIN SA READ_FULL_STATUS SCSI Data Length: %u"
" too small\n", cmd->data_length);
- return PYX_TRANSPORT_INVALID_CDB_FIELD;
+ cmd->scsi_sense_reason = TCM_INVALID_CDB_FIELD;
+ return -EINVAL;
}
buf = transport_kmap_first_data_page(cmd);
@@ -4255,7 +4333,8 @@ int target_scsi3_emulate_pr_in(struct se_task *task)
pr_err("Received PERSISTENT_RESERVE CDB while legacy"
" SPC-2 reservation is held, returning"
" RESERVATION_CONFLICT\n");
- return PYX_TRANSPORT_RESERVATION_CONFLICT;
+ cmd->scsi_sense_reason = TCM_RESERVATION_CONFLICT;
+ return -EINVAL;
}
switch (cmd->t_task_cdb[1] & 0x1f) {
@@ -4274,7 +4353,8 @@ int target_scsi3_emulate_pr_in(struct se_task *task)
default:
pr_err("Unknown PERSISTENT_RESERVE_IN service"
" action: 0x%02x\n", cmd->t_task_cdb[1] & 0x1f);
- ret = PYX_TRANSPORT_INVALID_CDB_FIELD;
+ cmd->scsi_sense_reason = TCM_INVALID_CDB_FIELD;
+ ret = -EINVAL;
break;
}
diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c
index ed32e1efe42..8b15e56b038 100644
--- a/drivers/target/target_core_pscsi.c
+++ b/drivers/target/target_core_pscsi.c
@@ -963,6 +963,7 @@ static inline struct bio *pscsi_get_bio(int sg_num)
static int pscsi_map_sg(struct se_task *task, struct scatterlist *task_sg,
struct bio **hbio)
{
+ struct se_cmd *cmd = task->task_se_cmd;
struct pscsi_dev_virt *pdv = task->task_se_cmd->se_dev->dev_ptr;
u32 task_sg_num = task->task_sg_nents;
struct bio *bio = NULL, *tbio = NULL;
@@ -971,7 +972,7 @@ static int pscsi_map_sg(struct se_task *task, struct scatterlist *task_sg,
u32 data_len = task->task_size, i, len, bytes, off;
int nr_pages = (task->task_size + task_sg[0].offset +
PAGE_SIZE - 1) >> PAGE_SHIFT;
- int nr_vecs = 0, rc, ret = PYX_TRANSPORT_OUT_OF_MEMORY_RESOURCES;
+ int nr_vecs = 0, rc;
int rw = (task->task_data_direction == DMA_TO_DEVICE);
*hbio = NULL;
@@ -1058,11 +1059,13 @@ fail:
bio->bi_next = NULL;
bio_endio(bio, 0); /* XXX: should be error */
}
- return ret;
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -ENOMEM;
}
static int pscsi_do_task(struct se_task *task)
{
+ struct se_cmd *cmd = task->task_se_cmd;
struct pscsi_dev_virt *pdv = task->task_se_cmd->se_dev->dev_ptr;
struct pscsi_plugin_task *pt = PSCSI_TASK(task);
struct request *req;
@@ -1078,7 +1081,9 @@ static int pscsi_do_task(struct se_task *task)
if (!req || IS_ERR(req)) {
pr_err("PSCSI: blk_get_request() failed: %ld\n",
req ? IS_ERR(req) : -ENOMEM);
- return PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason =
+ TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -ENODEV;
}
} else {
BUG_ON(!task->task_size);
@@ -1087,8 +1092,11 @@ static int pscsi_do_task(struct se_task *task)
* Setup the main struct request for the task->task_sg[] payload
*/
ret = pscsi_map_sg(task, task->task_sg, &hbio);
- if (ret < 0)
- return PYX_TRANSPORT_LU_COMM_FAILURE;
+ if (ret < 0) {
+ cmd->scsi_sense_reason =
+ TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return ret;
+ }
req = blk_make_request(pdv->pdv_sd->request_queue, hbio,
GFP_KERNEL);
@@ -1115,7 +1123,7 @@ static int pscsi_do_task(struct se_task *task)
(task->task_se_cmd->sam_task_attr == MSG_HEAD_TAG),
pscsi_req_done);
- return PYX_TRANSPORT_SENT_TO_TRANSPORT;
+ return 0;
fail:
while (hbio) {
@@ -1124,7 +1132,8 @@ fail:
bio->bi_next = NULL;
bio_endio(bio, 0); /* XXX: should be error */
}
- return PYX_TRANSPORT_OUT_OF_MEMORY_RESOURCES;
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -ENOMEM;
}
/* pscsi_get_sense_buffer():
@@ -1198,9 +1207,8 @@ static inline void pscsi_process_SAM_status(
" 0x%02x Result: 0x%08x\n", task, pt->pscsi_cdb[0],
pt->pscsi_result);
task->task_scsi_status = SAM_STAT_CHECK_CONDITION;
- task->task_error_status = PYX_TRANSPORT_UNKNOWN_SAM_OPCODE;
- task->task_se_cmd->transport_error_status =
- PYX_TRANSPORT_UNKNOWN_SAM_OPCODE;
+ task->task_se_cmd->scsi_sense_reason =
+ TCM_UNSUPPORTED_SCSI_OPCODE;
transport_complete_task(task, 0);
break;
}
diff --git a/drivers/target/target_core_rd.c b/drivers/target/target_core_rd.c
index 5158d3846f1..02e51faa2f4 100644
--- a/drivers/target/target_core_rd.c
+++ b/drivers/target/target_core_rd.c
@@ -343,235 +343,74 @@ static struct rd_dev_sg_table *rd_get_sg_table(struct rd_dev *rd_dev, u32 page)
return NULL;
}
-/* rd_MEMCPY_read():
- *
- *
- */
-static int rd_MEMCPY_read(struct rd_request *req)
+static int rd_MEMCPY(struct rd_request *req, u32 read_rd)
{
struct se_task *task = &req->rd_task;
struct rd_dev *dev = req->rd_task.task_se_cmd->se_dev->dev_ptr;
struct rd_dev_sg_table *table;
- struct scatterlist *sg_d, *sg_s;
- void *dst, *src;
- u32 i = 0, j = 0, dst_offset = 0, src_offset = 0;
- u32 length, page_end = 0, table_sg_end;
+ struct scatterlist *rd_sg;
+ struct sg_mapping_iter m;
u32 rd_offset = req->rd_offset;
+ u32 src_len;
table = rd_get_sg_table(dev, req->rd_page);
if (!table)
return -EINVAL;
- table_sg_end = (table->page_end_offset - req->rd_page);
- sg_d = task->task_sg;
- sg_s = &table->sg_table[req->rd_page - table->page_start_offset];
+ rd_sg = &table->sg_table[req->rd_page - table->page_start_offset];
- pr_debug("RD[%u]: Read LBA: %llu, Size: %u Page: %u, Offset:"
- " %u\n", dev->rd_dev_id, task->task_lba, req->rd_size,
- req->rd_page, req->rd_offset);
-
- src_offset = rd_offset;
+ pr_debug("RD[%u]: %s LBA: %llu, Size: %u Page: %u, Offset: %u\n",
+ dev->rd_dev_id, read_rd ? "Read" : "Write",
+ task->task_lba, req->rd_size, req->rd_page,
+ rd_offset);
+ src_len = PAGE_SIZE - rd_offset;
+ sg_miter_start(&m, task->task_sg, task->task_sg_nents,
+ read_rd ? SG_MITER_TO_SG : SG_MITER_FROM_SG);
while (req->rd_size) {
- if ((sg_d[i].length - dst_offset) <
- (sg_s[j].length - src_offset)) {
- length = (sg_d[i].length - dst_offset);
-
- pr_debug("Step 1 - sg_d[%d]: %p length: %d"
- " offset: %u sg_s[%d].length: %u\n", i,
- &sg_d[i], sg_d[i].length, sg_d[i].offset, j,
- sg_s[j].length);
- pr_debug("Step 1 - length: %u dst_offset: %u"
- " src_offset: %u\n", length, dst_offset,
- src_offset);
-
- if (length > req->rd_size)
- length = req->rd_size;
-
- dst = sg_virt(&sg_d[i++]) + dst_offset;
- BUG_ON(!dst);
-
- src = sg_virt(&sg_s[j]) + src_offset;
- BUG_ON(!src);
-
- dst_offset = 0;
- src_offset = length;
- page_end = 0;
- } else {
- length = (sg_s[j].length - src_offset);
-
- pr_debug("Step 2 - sg_d[%d]: %p length: %d"
- " offset: %u sg_s[%d].length: %u\n", i,
- &sg_d[i], sg_d[i].length, sg_d[i].offset,
- j, sg_s[j].length);
- pr_debug("Step 2 - length: %u dst_offset: %u"
- " src_offset: %u\n", length, dst_offset,
- src_offset);
-
- if (length > req->rd_size)
- length = req->rd_size;
-
- dst = sg_virt(&sg_d[i]) + dst_offset;
- BUG_ON(!dst);
-
- if (sg_d[i].length == length) {
- i++;
- dst_offset = 0;
- } else
- dst_offset = length;
-
- src = sg_virt(&sg_s[j++]) + src_offset;
- BUG_ON(!src);
-
- src_offset = 0;
- page_end = 1;
- }
+ u32 len;
+ void *rd_addr;
- memcpy(dst, src, length);
+ sg_miter_next(&m);
+ len = min((u32)m.length, src_len);
+ m.consumed = len;
- pr_debug("page: %u, remaining size: %u, length: %u,"
- " i: %u, j: %u\n", req->rd_page,
- (req->rd_size - length), length, i, j);
+ rd_addr = sg_virt(rd_sg) + rd_offset;
- req->rd_size -= length;
- if (!req->rd_size)
- return 0;
+ if (read_rd)
+ memcpy(m.addr, rd_addr, len);
+ else
+ memcpy(rd_addr, m.addr, len);
- if (!page_end)
+ req->rd_size -= len;
+ if (!req->rd_size)
continue;
- if (++req->rd_page <= table->page_end_offset) {
- pr_debug("page: %u in same page table\n",
- req->rd_page);
+ src_len -= len;
+ if (src_len) {
+ rd_offset += len;
continue;
}
- pr_debug("getting new page table for page: %u\n",
- req->rd_page);
-
- table = rd_get_sg_table(dev, req->rd_page);
- if (!table)
- return -EINVAL;
-
- sg_s = &table->sg_table[j = 0];
- }
-
- return 0;
-}
-
-/* rd_MEMCPY_write():
- *
- *
- */
-static int rd_MEMCPY_write(struct rd_request *req)
-{
- struct se_task *task = &req->rd_task;
- struct rd_dev *dev = req->rd_task.task_se_cmd->se_dev->dev_ptr;
- struct rd_dev_sg_table *table;
- struct scatterlist *sg_d, *sg_s;
- void *dst, *src;
- u32 i = 0, j = 0, dst_offset = 0, src_offset = 0;
- u32 length, page_end = 0, table_sg_end;
- u32 rd_offset = req->rd_offset;
-
- table = rd_get_sg_table(dev, req->rd_page);
- if (!table)
- return -EINVAL;
-
- table_sg_end = (table->page_end_offset - req->rd_page);
- sg_d = &table->sg_table[req->rd_page - table->page_start_offset];
- sg_s = task->task_sg;
-
- pr_debug("RD[%d] Write LBA: %llu, Size: %u, Page: %u,"
- " Offset: %u\n", dev->rd_dev_id, task->task_lba, req->rd_size,
- req->rd_page, req->rd_offset);
-
- dst_offset = rd_offset;
-
- while (req->rd_size) {
- if ((sg_s[i].length - src_offset) <
- (sg_d[j].length - dst_offset)) {
- length = (sg_s[i].length - src_offset);
-
- pr_debug("Step 1 - sg_s[%d]: %p length: %d"
- " offset: %d sg_d[%d].length: %u\n", i,
- &sg_s[i], sg_s[i].length, sg_s[i].offset,
- j, sg_d[j].length);
- pr_debug("Step 1 - length: %u src_offset: %u"
- " dst_offset: %u\n", length, src_offset,
- dst_offset);
-
- if (length > req->rd_size)
- length = req->rd_size;
-
- src = sg_virt(&sg_s[i++]) + src_offset;
- BUG_ON(!src);
-
- dst = sg_virt(&sg_d[j]) + dst_offset;
- BUG_ON(!dst);
-
- src_offset = 0;
- dst_offset = length;
- page_end = 0;
- } else {
- length = (sg_d[j].length - dst_offset);
-
- pr_debug("Step 2 - sg_s[%d]: %p length: %d"
- " offset: %d sg_d[%d].length: %u\n", i,
- &sg_s[i], sg_s[i].length, sg_s[i].offset,
- j, sg_d[j].length);
- pr_debug("Step 2 - length: %u src_offset: %u"
- " dst_offset: %u\n", length, src_offset,
- dst_offset);
-
- if (length > req->rd_size)
- length = req->rd_size;
-
- src = sg_virt(&sg_s[i]) + src_offset;
- BUG_ON(!src);
-
- if (sg_s[i].length == length) {
- i++;
- src_offset = 0;
- } else
- src_offset = length;
-
- dst = sg_virt(&sg_d[j++]) + dst_offset;
- BUG_ON(!dst);
-
- dst_offset = 0;
- page_end = 1;
- }
-
- memcpy(dst, src, length);
-
- pr_debug("page: %u, remaining size: %u, length: %u,"
- " i: %u, j: %u\n", req->rd_page,
- (req->rd_size - length), length, i, j);
-
- req->rd_size -= length;
- if (!req->rd_size)
- return 0;
-
- if (!page_end)
- continue;
-
- if (++req->rd_page <= table->page_end_offset) {
- pr_debug("page: %u in same page table\n",
- req->rd_page);
+ /* rd page completed, next one please */
+ req->rd_page++;
+ rd_offset = 0;
+ src_len = PAGE_SIZE;
+ if (req->rd_page <= table->page_end_offset) {
+ rd_sg++;
continue;
}
- pr_debug("getting new page table for page: %u\n",
- req->rd_page);
-
table = rd_get_sg_table(dev, req->rd_page);
- if (!table)
+ if (!table) {
+ sg_miter_stop(&m);
return -EINVAL;
+ }
- sg_d = &table->sg_table[j = 0];
+ /* since we increment, the first sg entry is correct */
+ rd_sg = table->sg_table;
}
-
+ sg_miter_stop(&m);
return 0;
}
@@ -583,28 +422,21 @@ static int rd_MEMCPY_do_task(struct se_task *task)
{
struct se_device *dev = task->task_se_cmd->se_dev;
struct rd_request *req = RD_REQ(task);
- unsigned long long lba;
+ u64 tmp;
int ret;
- req->rd_page = (task->task_lba * dev->se_sub_dev->se_dev_attrib.block_size) / PAGE_SIZE;
- lba = task->task_lba;
- req->rd_offset = (do_div(lba,
- (PAGE_SIZE / dev->se_sub_dev->se_dev_attrib.block_size))) *
- dev->se_sub_dev->se_dev_attrib.block_size;
+ tmp = task->task_lba * dev->se_sub_dev->se_dev_attrib.block_size;
+ req->rd_offset = do_div(tmp, PAGE_SIZE);
+ req->rd_page = tmp;
req->rd_size = task->task_size;
- if (task->task_data_direction == DMA_FROM_DEVICE)
- ret = rd_MEMCPY_read(req);
- else
- ret = rd_MEMCPY_write(req);
-
+ ret = rd_MEMCPY(req, task->task_data_direction == DMA_FROM_DEVICE);
if (ret != 0)
return ret;
task->task_scsi_status = GOOD;
transport_complete_task(task, 1);
-
- return PYX_TRANSPORT_SENT_TO_TRANSPORT;
+ return 0;
}
/* rd_free_task(): (Part of se_subsystem_api_t template)
diff --git a/drivers/target/target_core_tmr.c b/drivers/target/target_core_tmr.c
index 217e29df629..684522805a1 100644
--- a/drivers/target/target_core_tmr.c
+++ b/drivers/target/target_core_tmr.c
@@ -345,10 +345,6 @@ static void core_tmr_drain_cmd_list(
" %d t_fe_count: %d\n", (preempt_and_abort_list) ?
"Preempt" : "", cmd, cmd->t_state,
atomic_read(&cmd->t_fe_count));
- /*
- * Signal that the command has failed via cmd->se_cmd_flags,
- */
- transport_new_cmd_failure(cmd);
core_tmr_handle_tas_abort(tmr_nacl, cmd, tas,
atomic_read(&cmd->t_fe_count));
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index 3400ae6e93f..0257658e2e3 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -61,7 +61,6 @@
static int sub_api_initialized;
static struct workqueue_struct *target_completion_wq;
-static struct kmem_cache *se_cmd_cache;
static struct kmem_cache *se_sess_cache;
struct kmem_cache *se_tmr_req_cache;
struct kmem_cache *se_ua_cache;
@@ -82,24 +81,18 @@ static int transport_generic_get_mem(struct se_cmd *cmd);
static void transport_put_cmd(struct se_cmd *cmd);
static void transport_remove_cmd_from_queue(struct se_cmd *cmd);
static int transport_set_sense_codes(struct se_cmd *cmd, u8 asc, u8 ascq);
-static void transport_generic_request_failure(struct se_cmd *, int, int);
+static void transport_generic_request_failure(struct se_cmd *);
static void target_complete_ok_work(struct work_struct *work);
int init_se_kmem_caches(void)
{
- se_cmd_cache = kmem_cache_create("se_cmd_cache",
- sizeof(struct se_cmd), __alignof__(struct se_cmd), 0, NULL);
- if (!se_cmd_cache) {
- pr_err("kmem_cache_create for struct se_cmd failed\n");
- goto out;
- }
se_tmr_req_cache = kmem_cache_create("se_tmr_cache",
sizeof(struct se_tmr_req), __alignof__(struct se_tmr_req),
0, NULL);
if (!se_tmr_req_cache) {
pr_err("kmem_cache_create() for struct se_tmr_req"
" failed\n");
- goto out_free_cmd_cache;
+ goto out;
}
se_sess_cache = kmem_cache_create("se_sess_cache",
sizeof(struct se_session), __alignof__(struct se_session),
@@ -182,8 +175,6 @@ out_free_sess_cache:
kmem_cache_destroy(se_sess_cache);
out_free_tmr_req_cache:
kmem_cache_destroy(se_tmr_req_cache);
-out_free_cmd_cache:
- kmem_cache_destroy(se_cmd_cache);
out:
return -ENOMEM;
}
@@ -191,7 +182,6 @@ out:
void release_se_kmem_caches(void)
{
destroy_workqueue(target_completion_wq);
- kmem_cache_destroy(se_cmd_cache);
kmem_cache_destroy(se_tmr_req_cache);
kmem_cache_destroy(se_sess_cache);
kmem_cache_destroy(se_ua_cache);
@@ -680,9 +670,9 @@ void transport_complete_sync_cache(struct se_cmd *cmd, int good)
task->task_scsi_status = GOOD;
} else {
task->task_scsi_status = SAM_STAT_CHECK_CONDITION;
- task->task_error_status = PYX_TRANSPORT_ILLEGAL_REQUEST;
- task->task_se_cmd->transport_error_status =
- PYX_TRANSPORT_ILLEGAL_REQUEST;
+ task->task_se_cmd->scsi_sense_reason =
+ TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+
}
transport_complete_task(task, good);
@@ -693,7 +683,7 @@ static void target_complete_failure_work(struct work_struct *work)
{
struct se_cmd *cmd = container_of(work, struct se_cmd, work);
- transport_generic_request_failure(cmd, 1, 1);
+ transport_generic_request_failure(cmd);
}
/* transport_complete_task():
@@ -755,10 +745,11 @@ void transport_complete_task(struct se_task *task, int success)
if (cmd->t_tasks_failed) {
if (!task->task_error_status) {
task->task_error_status =
- PYX_TRANSPORT_UNKNOWN_SAM_OPCODE;
- cmd->transport_error_status =
- PYX_TRANSPORT_UNKNOWN_SAM_OPCODE;
+ TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ cmd->scsi_sense_reason =
+ TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
}
+
INIT_WORK(&cmd->work, target_complete_failure_work);
} else {
atomic_set(&cmd->t_transport_complete, 1);
@@ -1335,23 +1326,17 @@ struct se_device *transport_add_device_to_core_hba(
dev->se_hba = hba;
dev->se_sub_dev = se_dev;
dev->transport = transport;
- atomic_set(&dev->active_cmds, 0);
INIT_LIST_HEAD(&dev->dev_list);
INIT_LIST_HEAD(&dev->dev_sep_list);
INIT_LIST_HEAD(&dev->dev_tmr_list);
INIT_LIST_HEAD(&dev->execute_task_list);
INIT_LIST_HEAD(&dev->delayed_cmd_list);
- INIT_LIST_HEAD(&dev->ordered_cmd_list);
INIT_LIST_HEAD(&dev->state_task_list);
INIT_LIST_HEAD(&dev->qf_cmd_list);
spin_lock_init(&dev->execute_task_lock);
spin_lock_init(&dev->delayed_cmd_lock);
- spin_lock_init(&dev->ordered_cmd_lock);
- spin_lock_init(&dev->state_task_lock);
- spin_lock_init(&dev->dev_alua_lock);
spin_lock_init(&dev->dev_reservation_lock);
spin_lock_init(&dev->dev_status_lock);
- spin_lock_init(&dev->dev_status_thr_lock);
spin_lock_init(&dev->se_port_lock);
spin_lock_init(&dev->se_tmr_lock);
spin_lock_init(&dev->qf_cmd_lock);
@@ -1507,7 +1492,6 @@ void transport_init_se_cmd(
{
INIT_LIST_HEAD(&cmd->se_lun_node);
INIT_LIST_HEAD(&cmd->se_delayed_node);
- INIT_LIST_HEAD(&cmd->se_ordered_node);
INIT_LIST_HEAD(&cmd->se_qf_node);
INIT_LIST_HEAD(&cmd->se_queue_node);
INIT_LIST_HEAD(&cmd->se_cmd_list);
@@ -1573,6 +1557,8 @@ int transport_generic_allocate_tasks(
pr_err("Received SCSI CDB with command_size: %d that"
" exceeds SCSI_MAX_VARLEN_CDB_SIZE: %d\n",
scsi_command_size(cdb), SCSI_MAX_VARLEN_CDB_SIZE);
+ cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION;
+ cmd->scsi_sense_reason = TCM_INVALID_CDB_FIELD;
return -EINVAL;
}
/*
@@ -1588,6 +1574,9 @@ int transport_generic_allocate_tasks(
" %u > sizeof(cmd->__t_task_cdb): %lu ops\n",
scsi_command_size(cdb),
(unsigned long)sizeof(cmd->__t_task_cdb));
+ cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION;
+ cmd->scsi_sense_reason =
+ TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
return -ENOMEM;
}
} else
@@ -1658,11 +1647,9 @@ int transport_handle_cdb_direct(
* and call transport_generic_request_failure() if necessary..
*/
ret = transport_generic_new_cmd(cmd);
- if (ret < 0) {
- cmd->transport_error_status = ret;
- transport_generic_request_failure(cmd, 0,
- (cmd->data_direction != DMA_TO_DEVICE));
- }
+ if (ret < 0)
+ transport_generic_request_failure(cmd);
+
return 0;
}
EXPORT_SYMBOL(transport_handle_cdb_direct);
@@ -1798,20 +1785,16 @@ static int transport_stop_tasks_for_cmd(struct se_cmd *cmd)
/*
* Handle SAM-esque emulation for generic transport request failures.
*/
-static void transport_generic_request_failure(
- struct se_cmd *cmd,
- int complete,
- int sc)
+static void transport_generic_request_failure(struct se_cmd *cmd)
{
int ret = 0;
pr_debug("-----[ Storage Engine Exception for cmd: %p ITT: 0x%08x"
" CDB: 0x%02x\n", cmd, cmd->se_tfo->get_task_tag(cmd),
cmd->t_task_cdb[0]);
- pr_debug("-----[ i_state: %d t_state: %d transport_error_status: %d\n",
+ pr_debug("-----[ i_state: %d t_state: %d scsi_sense_reason: %d\n",
cmd->se_tfo->get_cmd_state(cmd),
- cmd->t_state,
- cmd->transport_error_status);
+ cmd->t_state, cmd->scsi_sense_reason);
pr_debug("-----[ t_tasks: %d t_task_cdbs_left: %d"
" t_task_cdbs_sent: %d t_task_cdbs_ex_left: %d --"
" t_transport_active: %d t_transport_stop: %d"
@@ -1829,46 +1812,19 @@ static void transport_generic_request_failure(
if (cmd->se_dev->dev_task_attr_type == SAM_TASK_ATTR_EMULATED)
transport_complete_task_attr(cmd);
- if (complete) {
- cmd->transport_error_status = PYX_TRANSPORT_LU_COMM_FAILURE;
- }
-
- switch (cmd->transport_error_status) {
- case PYX_TRANSPORT_UNKNOWN_SAM_OPCODE:
- cmd->scsi_sense_reason = TCM_UNSUPPORTED_SCSI_OPCODE;
- break;
- case PYX_TRANSPORT_REQ_TOO_MANY_SECTORS:
- cmd->scsi_sense_reason = TCM_SECTOR_COUNT_TOO_MANY;
- break;
- case PYX_TRANSPORT_INVALID_CDB_FIELD:
- cmd->scsi_sense_reason = TCM_INVALID_CDB_FIELD;
- break;
- case PYX_TRANSPORT_INVALID_PARAMETER_LIST:
- cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST;
- break;
- case PYX_TRANSPORT_OUT_OF_MEMORY_RESOURCES:
- if (!sc)
- transport_new_cmd_failure(cmd);
- /*
- * Currently for PYX_TRANSPORT_OUT_OF_MEMORY_RESOURCES,
- * we force this session to fall back to session
- * recovery.
- */
- cmd->se_tfo->fall_back_to_erl0(cmd->se_sess);
- cmd->se_tfo->stop_session(cmd->se_sess, 0, 0);
-
- goto check_stop;
- case PYX_TRANSPORT_LU_COMM_FAILURE:
- case PYX_TRANSPORT_ILLEGAL_REQUEST:
- cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
- break;
- case PYX_TRANSPORT_UNKNOWN_MODE_PAGE:
- cmd->scsi_sense_reason = TCM_UNKNOWN_MODE_PAGE;
- break;
- case PYX_TRANSPORT_WRITE_PROTECTED:
- cmd->scsi_sense_reason = TCM_WRITE_PROTECTED;
+ switch (cmd->scsi_sense_reason) {
+ case TCM_NON_EXISTENT_LUN:
+ case TCM_UNSUPPORTED_SCSI_OPCODE:
+ case TCM_INVALID_CDB_FIELD:
+ case TCM_INVALID_PARAMETER_LIST:
+ case TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE:
+ case TCM_UNKNOWN_MODE_PAGE:
+ case TCM_WRITE_PROTECTED:
+ case TCM_CHECK_CONDITION_ABORT_CMD:
+ case TCM_CHECK_CONDITION_UNIT_ATTENTION:
+ case TCM_CHECK_CONDITION_NOT_READY:
break;
- case PYX_TRANSPORT_RESERVATION_CONFLICT:
+ case TCM_RESERVATION_CONFLICT:
/*
* No SENSE Data payload for this case, set SCSI Status
* and queue the response to $FABRIC_MOD.
@@ -1893,15 +1849,9 @@ static void transport_generic_request_failure(
if (ret == -EAGAIN || ret == -ENOMEM)
goto queue_full;
goto check_stop;
- case PYX_TRANSPORT_USE_SENSE_REASON:
- /*
- * struct se_cmd->scsi_sense_reason already set
- */
- break;
default:
pr_err("Unknown transport error for CDB 0x%02x: %d\n",
- cmd->t_task_cdb[0],
- cmd->transport_error_status);
+ cmd->t_task_cdb[0], cmd->scsi_sense_reason);
cmd->scsi_sense_reason = TCM_UNSUPPORTED_SCSI_OPCODE;
break;
}
@@ -1912,14 +1862,10 @@ static void transport_generic_request_failure(
* transport_send_check_condition_and_sense() after handling
* possible unsoliticied write data payloads.
*/
- if (!sc && !cmd->se_tfo->new_cmd_map)
- transport_new_cmd_failure(cmd);
- else {
- ret = transport_send_check_condition_and_sense(cmd,
- cmd->scsi_sense_reason, 0);
- if (ret == -EAGAIN || ret == -ENOMEM)
- goto queue_full;
- }
+ ret = transport_send_check_condition_and_sense(cmd,
+ cmd->scsi_sense_reason, 0);
+ if (ret == -EAGAIN || ret == -ENOMEM)
+ goto queue_full;
check_stop:
transport_lun_remove_cmd(cmd);
@@ -2002,19 +1948,12 @@ static inline int transport_execute_task_attr(struct se_cmd *cmd)
* to allow the passed struct se_cmd list of tasks to the front of the list.
*/
if (cmd->sam_task_attr == MSG_HEAD_TAG) {
- atomic_inc(&cmd->se_dev->dev_hoq_count);
- smp_mb__after_atomic_inc();
pr_debug("Added HEAD_OF_QUEUE for CDB:"
" 0x%02x, se_ordered_id: %u\n",
cmd->t_task_cdb[0],
cmd->se_ordered_id);
return 1;
} else if (cmd->sam_task_attr == MSG_ORDERED_TAG) {
- spin_lock(&cmd->se_dev->ordered_cmd_lock);
- list_add_tail(&cmd->se_ordered_node,
- &cmd->se_dev->ordered_cmd_list);
- spin_unlock(&cmd->se_dev->ordered_cmd_lock);
-
atomic_inc(&cmd->se_dev->dev_ordered_sync);
smp_mb__after_atomic_inc();
@@ -2076,9 +2015,9 @@ static int transport_execute_tasks(struct se_cmd *cmd)
{
int add_tasks;
- if (se_dev_check_online(cmd->se_orig_obj_ptr) != 0) {
- cmd->transport_error_status = PYX_TRANSPORT_LU_COMM_FAILURE;
- transport_generic_request_failure(cmd, 0, 1);
+ if (se_dev_check_online(cmd->se_dev) != 0) {
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ transport_generic_request_failure(cmd);
return 0;
}
@@ -2163,14 +2102,13 @@ check_depth:
else
error = dev->transport->do_task(task);
if (error != 0) {
- cmd->transport_error_status = error;
spin_lock_irqsave(&cmd->t_state_lock, flags);
task->task_flags &= ~TF_ACTIVE;
spin_unlock_irqrestore(&cmd->t_state_lock, flags);
atomic_set(&cmd->t_transport_sent, 0);
transport_stop_tasks_for_cmd(cmd);
atomic_inc(&dev->depth_left);
- transport_generic_request_failure(cmd, 0, 1);
+ transport_generic_request_failure(cmd);
}
goto check_depth;
@@ -2178,19 +2116,6 @@ check_depth:
return 0;
}
-void transport_new_cmd_failure(struct se_cmd *se_cmd)
-{
- unsigned long flags;
- /*
- * Any unsolicited data will get dumped for failed command inside of
- * the fabric plugin
- */
- spin_lock_irqsave(&se_cmd->t_state_lock, flags);
- se_cmd->se_cmd_flags |= SCF_SE_CMD_FAILED;
- se_cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION;
- spin_unlock_irqrestore(&se_cmd->t_state_lock, flags);
-}
-
static inline u32 transport_get_sectors_6(
unsigned char *cdb,
struct se_cmd *cmd,
@@ -2213,10 +2138,15 @@ static inline u32 transport_get_sectors_6(
/*
* Everything else assume TYPE_DISK Sector CDB location.
- * Use 8-bit sector value.
+ * Use 8-bit sector value. SBC-3 says:
+ *
+ * A TRANSFER LENGTH field set to zero specifies that 256
+ * logical blocks shall be written. Any other value
+ * specifies the number of logical blocks that shall be
+ * written.
*/
type_disk:
- return (u32)cdb[4];
+ return cdb[4] ? : 256;
}
static inline u32 transport_get_sectors_10(
@@ -2460,27 +2390,6 @@ static int transport_get_sense_data(struct se_cmd *cmd)
return -1;
}
-static int
-transport_handle_reservation_conflict(struct se_cmd *cmd)
-{
- cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION;
- cmd->se_cmd_flags |= SCF_SCSI_RESERVATION_CONFLICT;
- cmd->scsi_status = SAM_STAT_RESERVATION_CONFLICT;
- /*
- * For UA Interlock Code 11b, a RESERVATION CONFLICT will
- * establish a UNIT ATTENTION with PREVIOUS RESERVATION
- * CONFLICT STATUS.
- *
- * See spc4r17, section 7.4.6 Control Mode Page, Table 349
- */
- if (cmd->se_sess &&
- cmd->se_dev->se_sub_dev->se_dev_attrib.emulate_ua_intlck_ctrl == 2)
- core_scsi3_ua_allocate(cmd->se_sess->se_node_acl,
- cmd->orig_fe_lun, 0x2C,
- ASCQ_2CH_PREVIOUS_RESERVATION_CONFLICT_STATUS);
- return -EINVAL;
-}
-
static inline long long transport_dev_end_lba(struct se_device *dev)
{
return dev->transport->get_blocks(dev) + 1;
@@ -2595,8 +2504,12 @@ static int transport_generic_cmd_sequencer(
*/
if (su_dev->t10_pr.pr_ops.t10_reservation_check(cmd, &pr_reg_type) != 0) {
if (su_dev->t10_pr.pr_ops.t10_seq_non_holder(
- cmd, cdb, pr_reg_type) != 0)
- return transport_handle_reservation_conflict(cmd);
+ cmd, cdb, pr_reg_type) != 0) {
+ cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION;
+ cmd->se_cmd_flags |= SCF_SCSI_RESERVATION_CONFLICT;
+ cmd->scsi_sense_reason = TCM_RESERVATION_CONFLICT;
+ return -EBUSY;
+ }
/*
* This means the CDB is allowed for the SCSI Initiator port
* when said port is *NOT* holding the legacy SPC-2 or
@@ -2658,7 +2571,8 @@ static int transport_generic_cmd_sequencer(
goto out_unsupported_cdb;
size = transport_get_size(sectors, cdb, cmd);
cmd->t_task_lba = transport_lba_32(cdb);
- cmd->t_tasks_fua = (cdb[1] & 0x8);
+ if (cdb[1] & 0x8)
+ cmd->se_cmd_flags |= SCF_FUA;
cmd->se_cmd_flags |= SCF_SCSI_DATA_SG_IO_CDB;
break;
case WRITE_12:
@@ -2667,7 +2581,8 @@ static int transport_generic_cmd_sequencer(
goto out_unsupported_cdb;
size = transport_get_size(sectors, cdb, cmd);
cmd->t_task_lba = transport_lba_32(cdb);
- cmd->t_tasks_fua = (cdb[1] & 0x8);
+ if (cdb[1] & 0x8)
+ cmd->se_cmd_flags |= SCF_FUA;
cmd->se_cmd_flags |= SCF_SCSI_DATA_SG_IO_CDB;
break;
case WRITE_16:
@@ -2676,12 +2591,13 @@ static int transport_generic_cmd_sequencer(
goto out_unsupported_cdb;
size = transport_get_size(sectors, cdb, cmd);
cmd->t_task_lba = transport_lba_64(cdb);
- cmd->t_tasks_fua = (cdb[1] & 0x8);
+ if (cdb[1] & 0x8)
+ cmd->se_cmd_flags |= SCF_FUA;
cmd->se_cmd_flags |= SCF_SCSI_DATA_SG_IO_CDB;
break;
case XDWRITEREAD_10:
if ((cmd->data_direction != DMA_TO_DEVICE) ||
- !(cmd->t_tasks_bidi))
+ !(cmd->se_cmd_flags & SCF_BIDI))
goto out_invalid_cdb_field;
sectors = transport_get_sectors_10(cdb, cmd, &sector_ret);
if (sector_ret)
@@ -2700,7 +2616,8 @@ static int transport_generic_cmd_sequencer(
* Setup BIDI XOR callback to be run after I/O completion.
*/
cmd->transport_complete_callback = &transport_xor_callback;
- cmd->t_tasks_fua = (cdb[1] & 0x8);
+ if (cdb[1] & 0x8)
+ cmd->se_cmd_flags |= SCF_FUA;
break;
case VARIABLE_LENGTH_CMD:
service_action = get_unaligned_be16(&cdb[8]);
@@ -2728,7 +2645,8 @@ static int transport_generic_cmd_sequencer(
* completion.
*/
cmd->transport_complete_callback = &transport_xor_callback;
- cmd->t_tasks_fua = (cdb[10] & 0x8);
+ if (cdb[1] & 0x8)
+ cmd->se_cmd_flags |= SCF_FUA;
break;
case WRITE_SAME_32:
sectors = transport_get_sectors_32(cdb, cmd, &sector_ret);
@@ -3171,18 +3089,13 @@ static void transport_complete_task_attr(struct se_cmd *cmd)
" SIMPLE: %u\n", dev->dev_cur_ordered_id,
cmd->se_ordered_id);
} else if (cmd->sam_task_attr == MSG_HEAD_TAG) {
- atomic_dec(&dev->dev_hoq_count);
- smp_mb__after_atomic_dec();
dev->dev_cur_ordered_id++;
pr_debug("Incremented dev_cur_ordered_id: %u for"
" HEAD_OF_QUEUE: %u\n", dev->dev_cur_ordered_id,
cmd->se_ordered_id);
} else if (cmd->sam_task_attr == MSG_ORDERED_TAG) {
- spin_lock(&dev->ordered_cmd_lock);
- list_del(&cmd->se_ordered_node);
atomic_dec(&dev->dev_ordered_sync);
smp_mb__after_atomic_dec();
- spin_unlock(&dev->ordered_cmd_lock);
dev->dev_cur_ordered_id++;
pr_debug("Incremented dev_cur_ordered_id: %u for ORDERED:"
@@ -3495,6 +3408,18 @@ int transport_generic_map_mem_to_cmd(
if ((cmd->se_cmd_flags & SCF_SCSI_DATA_SG_IO_CDB) ||
(cmd->se_cmd_flags & SCF_SCSI_CONTROL_SG_IO_CDB)) {
+ /*
+ * Reject SCSI data overflow with map_mem_to_cmd() as incoming
+ * scatterlists already have been set to follow what the fabric
+ * passes for the original expected data transfer length.
+ */
+ if (cmd->se_cmd_flags & SCF_OVERFLOW_BIT) {
+ pr_warn("Rejecting SCSI DATA overflow for fabric using"
+ " SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC\n");
+ cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION;
+ cmd->scsi_sense_reason = TCM_INVALID_CDB_FIELD;
+ return -EINVAL;
+ }
cmd->t_data_sg = sgl;
cmd->t_data_nents = sgl_count;
@@ -3813,7 +3738,7 @@ int transport_generic_new_cmd(struct se_cmd *cmd)
cmd->data_length) {
ret = transport_generic_get_mem(cmd);
if (ret < 0)
- return ret;
+ goto out_fail;
}
/*
@@ -3842,8 +3767,15 @@ int transport_generic_new_cmd(struct se_cmd *cmd)
task_cdbs = transport_allocate_control_task(cmd);
}
- if (task_cdbs <= 0)
+ if (task_cdbs < 0)
goto out_fail;
+ else if (!task_cdbs && (cmd->se_cmd_flags & SCF_SCSI_DATA_SG_IO_CDB)) {
+ cmd->t_state = TRANSPORT_COMPLETE;
+ atomic_set(&cmd->t_transport_active, 1);
+ INIT_WORK(&cmd->work, target_complete_ok_work);
+ queue_work(target_completion_wq, &cmd->work);
+ return 0;
+ }
if (set_counts) {
atomic_inc(&cmd->t_fe_count);
@@ -3929,7 +3861,7 @@ static int transport_generic_write_pending(struct se_cmd *cmd)
else if (ret < 0)
return ret;
- return PYX_TRANSPORT_WRITE_PENDING;
+ return 1;
queue_full:
pr_debug("Handling write_pending QUEUE__FULL: se_cmd: %p\n", cmd);
@@ -4602,9 +4534,6 @@ void transport_send_task_abort(struct se_cmd *cmd)
if (cmd->se_tfo->write_pending_status(cmd) != 0) {
atomic_inc(&cmd->t_transport_aborted);
smp_mb__after_atomic_inc();
- cmd->scsi_status = SAM_STAT_TASK_ABORTED;
- transport_new_cmd_failure(cmd);
- return;
}
}
cmd->scsi_status = SAM_STAT_TASK_ABORTED;
@@ -4670,8 +4599,6 @@ static int transport_processing_thread(void *param)
struct se_cmd *cmd;
struct se_device *dev = (struct se_device *) param;
- set_user_nice(current, -20);
-
while (!kthread_should_stop()) {
ret = wait_event_interruptible(dev->dev_queue_obj.thread_wq,
atomic_read(&dev->dev_queue_obj.queue_cnt) ||
@@ -4698,18 +4625,13 @@ get_cmd:
}
ret = cmd->se_tfo->new_cmd_map(cmd);
if (ret < 0) {
- cmd->transport_error_status = ret;
- transport_generic_request_failure(cmd,
- 0, (cmd->data_direction !=
- DMA_TO_DEVICE));
+ transport_generic_request_failure(cmd);
break;
}
ret = transport_generic_new_cmd(cmd);
if (ret < 0) {
- cmd->transport_error_status = ret;
- transport_generic_request_failure(cmd,
- 0, (cmd->data_direction !=
- DMA_TO_DEVICE));
+ transport_generic_request_failure(cmd);
+ break;
}
break;
case TRANSPORT_PROCESS_WRITE:
diff --git a/drivers/target/tcm_fc/tfc_cmd.c b/drivers/target/tcm_fc/tfc_cmd.c
index 4fac37c4c61..71fc9cea5dc 100644
--- a/drivers/target/tcm_fc/tfc_cmd.c
+++ b/drivers/target/tcm_fc/tfc_cmd.c
@@ -200,7 +200,7 @@ int ft_write_pending(struct se_cmd *se_cmd)
lport = ep->lp;
fp = fc_frame_alloc(lport, sizeof(*txrdy));
if (!fp)
- return PYX_TRANSPORT_OUT_OF_MEMORY_RESOURCES;
+ return -ENOMEM; /* Signal QUEUE_FULL */
txrdy = fc_frame_payload_get(fp, sizeof(*txrdy));
memset(txrdy, 0, sizeof(*txrdy));
diff --git a/drivers/target/tcm_fc/tfc_conf.c b/drivers/target/tcm_fc/tfc_conf.c
index 5f770412ca4..9402b7387ca 100644
--- a/drivers/target/tcm_fc/tfc_conf.c
+++ b/drivers/target/tcm_fc/tfc_conf.c
@@ -436,8 +436,7 @@ static void ft_del_lport(struct se_wwn *wwn)
struct ft_lport_acl *lacl = container_of(wwn,
struct ft_lport_acl, fc_lport_wwn);
- pr_debug("del lport %s\n",
- config_item_name(&wwn->wwn_group.cg_item));
+ pr_debug("del lport %s\n", lacl->name);
mutex_lock(&ft_lport_lock);
list_del(&lacl->list);
mutex_unlock(&ft_lport_lock);
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index e8c564a5334..a8078d0638f 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -1458,6 +1458,16 @@ static const struct usb_device_id acm_ids[] = {
},
{ USB_DEVICE(0x22b8, 0x6425), /* Motorola MOTOMAGX phones */
},
+ /* Motorola H24 HSPA module: */
+ { USB_DEVICE(0x22b8, 0x2d91) }, /* modem */
+ { USB_DEVICE(0x22b8, 0x2d92) }, /* modem + diagnostics */
+ { USB_DEVICE(0x22b8, 0x2d93) }, /* modem + AT port */
+ { USB_DEVICE(0x22b8, 0x2d95) }, /* modem + AT port + diagnostics */
+ { USB_DEVICE(0x22b8, 0x2d96) }, /* modem + NMEA */
+ { USB_DEVICE(0x22b8, 0x2d97) }, /* modem + diagnostics + NMEA */
+ { USB_DEVICE(0x22b8, 0x2d99) }, /* modem + AT port + NMEA */
+ { USB_DEVICE(0x22b8, 0x2d9a) }, /* modem + AT port + diagnostics + NMEA */
+
{ USB_DEVICE(0x0572, 0x1329), /* Hummingbird huc56s (Conexant) */
.driver_info = NO_UNION_NORMAL, /* union descriptor misplaced on
data interface instead of
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index 717ebc9ff94..600d8234851 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -264,7 +264,7 @@ static int __devinit dwc3_core_init(struct dwc3 *dwc)
ret = -ENODEV;
goto err0;
}
- dwc->revision = reg & DWC3_GSNPSREV_MASK;
+ dwc->revision = reg;
dwc3_core_soft_reset(dwc);
diff --git a/drivers/usb/gadget/epautoconf.c b/drivers/usb/gadget/epautoconf.c
index 596a0b464e6..4dff83d2f26 100644
--- a/drivers/usb/gadget/epautoconf.c
+++ b/drivers/usb/gadget/epautoconf.c
@@ -130,9 +130,6 @@ ep_matches (
num_req_streams = ep_comp->bmAttributes & 0x1f;
if (num_req_streams > ep->max_streams)
return 0;
- /* Update the ep_comp descriptor if needed */
- if (num_req_streams != ep->max_streams)
- ep_comp->bmAttributes = ep->max_streams;
}
}
diff --git a/drivers/usb/gadget/f_mass_storage.c b/drivers/usb/gadget/f_mass_storage.c
index c39d58860fa..1a6f415c0d0 100644
--- a/drivers/usb/gadget/f_mass_storage.c
+++ b/drivers/usb/gadget/f_mass_storage.c
@@ -2975,6 +2975,7 @@ static void fsg_unbind(struct usb_configuration *c, struct usb_function *f)
fsg_common_put(common);
usb_free_descriptors(fsg->function.descriptors);
usb_free_descriptors(fsg->function.hs_descriptors);
+ usb_free_descriptors(fsg->function.ss_descriptors);
kfree(fsg);
}
diff --git a/drivers/usb/host/isp1760-if.c b/drivers/usb/host/isp1760-if.c
index a7dc1e1d45f..2ac4ac2e4ef 100644
--- a/drivers/usb/host/isp1760-if.c
+++ b/drivers/usb/host/isp1760-if.c
@@ -18,7 +18,7 @@
#include "isp1760-hcd.h"
-#ifdef CONFIG_OF
+#if defined(CONFIG_OF) && defined(CONFIG_OF_IRQ)
#include <linux/slab.h>
#include <linux/of.h>
#include <linux/of_platform.h>
@@ -31,7 +31,7 @@
#include <linux/pci.h>
#endif
-#ifdef CONFIG_OF
+#if defined(CONFIG_OF) && defined(CONFIG_OF_IRQ)
struct isp1760 {
struct usb_hcd *hcd;
int rst_gpio;
@@ -437,7 +437,7 @@ static int __init isp1760_init(void)
ret = platform_driver_register(&isp1760_plat_driver);
if (!ret)
any_ret = 0;
-#ifdef CONFIG_OF
+#if defined(CONFIG_OF) && defined(CONFIG_OF_IRQ)
ret = platform_driver_register(&isp1760_of_driver);
if (!ret)
any_ret = 0;
@@ -457,7 +457,7 @@ module_init(isp1760_init);
static void __exit isp1760_exit(void)
{
platform_driver_unregister(&isp1760_plat_driver);
-#ifdef CONFIG_OF
+#if defined(CONFIG_OF) && defined(CONFIG_OF_IRQ)
platform_driver_unregister(&isp1760_of_driver);
#endif
#ifdef CONFIG_PCI
diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c
index 60ddba8066e..79cb0af779f 100644
--- a/drivers/usb/musb/musb_host.c
+++ b/drivers/usb/musb/musb_host.c
@@ -774,6 +774,10 @@ static void musb_ep_program(struct musb *musb, u8 epnum,
if (musb->double_buffer_not_ok)
musb_writew(epio, MUSB_TXMAXP,
hw_ep->max_packet_sz_tx);
+ else if (can_bulk_split(musb, qh->type))
+ musb_writew(epio, MUSB_TXMAXP, packet_sz
+ | ((hw_ep->max_packet_sz_tx /
+ packet_sz) - 1) << 11);
else
musb_writew(epio, MUSB_TXMAXP,
qh->maxpacket |
diff --git a/drivers/usb/renesas_usbhs/mod.c b/drivers/usb/renesas_usbhs/mod.c
index 053f86d7000..ad96a389672 100644
--- a/drivers/usb/renesas_usbhs/mod.c
+++ b/drivers/usb/renesas_usbhs/mod.c
@@ -349,7 +349,7 @@ void usbhs_irq_callback_update(struct usbhs_priv *priv, struct usbhs_mod *mod)
if (mod->irq_attch)
intenb1 |= ATTCHE;
- if (mod->irq_attch)
+ if (mod->irq_dtch)
intenb1 |= DTCHE;
if (mod->irq_sign)
diff --git a/drivers/usb/renesas_usbhs/mod_host.c b/drivers/usb/renesas_usbhs/mod_host.c
index bade761a1e5..7955de58995 100644
--- a/drivers/usb/renesas_usbhs/mod_host.c
+++ b/drivers/usb/renesas_usbhs/mod_host.c
@@ -1267,6 +1267,7 @@ int usbhs_mod_host_probe(struct usbhs_priv *priv)
dev_err(dev, "Failed to create hcd\n");
return -ENOMEM;
}
+ hcd->has_tt = 1; /* for low/full speed */
pipe_info = kzalloc(sizeof(*pipe_info) * pipe_size, GFP_KERNEL);
if (!pipe_info) {
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index e3426602dc8..6dd64534fad 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -663,7 +663,12 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x01, 0x01) },
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x01, 0x02) },
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x01, 0x03) },
- { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x01, 0x08) },
+ { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x01, 0x10) },
+ { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x01, 0x12) },
+ { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x01, 0x13) },
+ { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x02, 0x01) }, /* E398 3G Modem */
+ { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x02, 0x02) }, /* E398 3G PC UI Interface */
+ { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x02, 0x03) }, /* E398 3G Application Interface */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V640) },
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V620) },
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V740) },
diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c
index 8e964b91c44..284798aaf8b 100644
--- a/drivers/xen/swiotlb-xen.c
+++ b/drivers/xen/swiotlb-xen.c
@@ -166,7 +166,7 @@ retry:
/*
* Get IO TLB memory from any location.
*/
- xen_io_tlb_start = alloc_bootmem(bytes);
+ xen_io_tlb_start = alloc_bootmem_pages(PAGE_ALIGN(bytes));
if (!xen_io_tlb_start) {
m = "Cannot allocate Xen-SWIOTLB buffer!\n";
goto error;
@@ -179,7 +179,7 @@ retry:
bytes,
xen_io_tlb_nslabs);
if (rc) {
- free_bootmem(__pa(xen_io_tlb_start), bytes);
+ free_bootmem(__pa(xen_io_tlb_start), PAGE_ALIGN(bytes));
m = "Failed to get contiguous memory for DMA from Xen!\n"\
"You either: don't have the permissions, do not have"\
" enough free memory under 4GB, or the hypervisor memory"\
diff --git a/drivers/xen/xenbus/xenbus_xs.c b/drivers/xen/xenbus/xenbus_xs.c
index b3b8f2f3ad1..ede860f921d 100644
--- a/drivers/xen/xenbus/xenbus_xs.c
+++ b/drivers/xen/xenbus/xenbus_xs.c
@@ -621,15 +621,6 @@ static struct xenbus_watch *find_watch(const char *token)
return NULL;
}
-static void xs_reset_watches(void)
-{
- int err;
-
- err = xs_error(xs_single(XBT_NIL, XS_RESET_WATCHES, "", NULL));
- if (err && err != -EEXIST)
- printk(KERN_WARNING "xs_reset_watches failed: %d\n", err);
-}
-
/* Register callback to watch this node. */
int register_xenbus_watch(struct xenbus_watch *watch)
{
@@ -906,9 +897,5 @@ int xs_init(void)
if (IS_ERR(task))
return PTR_ERR(task);
- /* shutdown watches for kexec boot */
- if (xen_hvm_domain())
- xs_reset_watches();
-
return 0;
}