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-rw-r--r--Documentation/sound/alsa/ALSA-Configuration.txt7
-rw-r--r--sound/core/hrtimer.c15
-rw-r--r--sound/isa/gus/gus_mem.c3
-rw-r--r--sound/isa/opti9xx/opti92x-ad1848.c18
-rw-r--r--sound/pci/hda/hda_codec.h5
-rw-r--r--sound/pci/hda/hda_intel.c3
-rw-r--r--sound/pci/hda/hda_proc.c7
-rw-r--r--sound/pci/hda/patch_intelhdmi.c114
-rw-r--r--sound/pci/hda/patch_sigmatel.c103
-rw-r--r--sound/soc/omap/Makefile6
-rw-r--r--sound/usb/Kconfig12
-rw-r--r--sound/usb/Makefile2
-rw-r--r--sound/usb/ua101.c1457
-rw-r--r--sound/usb/usbaudio.c54
-rw-r--r--sound/usb/usbaudio.h1
-rw-r--r--sound/usb/usbquirks.h31
16 files changed, 1681 insertions, 157 deletions
diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt
index 8923597bd2b..7a0a4a9dc18 100644
--- a/Documentation/sound/alsa/ALSA-Configuration.txt
+++ b/Documentation/sound/alsa/ALSA-Configuration.txt
@@ -1791,6 +1791,13 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
The power-management is supported.
+ Module snd-ua101
+ ----------------
+
+ Module for the Edirol UA-101 audio/MIDI interface.
+
+ This module supports multiple devices, autoprobe and hotplugging.
+
Module snd-usb-audio
--------------------
diff --git a/sound/core/hrtimer.c b/sound/core/hrtimer.c
index 34c7d48f506..7f4d744ae40 100644
--- a/sound/core/hrtimer.c
+++ b/sound/core/hrtimer.c
@@ -37,14 +37,22 @@ static unsigned int resolution;
struct snd_hrtimer {
struct snd_timer *timer;
struct hrtimer hrt;
+ atomic_t running;
};
static enum hrtimer_restart snd_hrtimer_callback(struct hrtimer *hrt)
{
struct snd_hrtimer *stime = container_of(hrt, struct snd_hrtimer, hrt);
struct snd_timer *t = stime->timer;
+
+ if (!atomic_read(&stime->running))
+ return HRTIMER_NORESTART;
+
hrtimer_forward_now(hrt, ns_to_ktime(t->sticks * resolution));
snd_timer_interrupt(stime->timer, t->sticks);
+
+ if (!atomic_read(&stime->running))
+ return HRTIMER_NORESTART;
return HRTIMER_RESTART;
}
@@ -58,6 +66,7 @@ static int snd_hrtimer_open(struct snd_timer *t)
hrtimer_init(&stime->hrt, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
stime->timer = t;
stime->hrt.function = snd_hrtimer_callback;
+ atomic_set(&stime->running, 0);
t->private_data = stime;
return 0;
}
@@ -78,16 +87,18 @@ static int snd_hrtimer_start(struct snd_timer *t)
{
struct snd_hrtimer *stime = t->private_data;
+ atomic_set(&stime->running, 0);
+ hrtimer_cancel(&stime->hrt);
hrtimer_start(&stime->hrt, ns_to_ktime(t->sticks * resolution),
HRTIMER_MODE_REL);
+ atomic_set(&stime->running, 1);
return 0;
}
static int snd_hrtimer_stop(struct snd_timer *t)
{
struct snd_hrtimer *stime = t->private_data;
-
- hrtimer_cancel(&stime->hrt);
+ atomic_set(&stime->running, 0);
return 0;
}
diff --git a/sound/isa/gus/gus_mem.c b/sound/isa/gus/gus_mem.c
index 661205c4dce..af888a022fc 100644
--- a/sound/isa/gus/gus_mem.c
+++ b/sound/isa/gus/gus_mem.c
@@ -127,7 +127,8 @@ static struct snd_gf1_mem_block *snd_gf1_mem_share(struct snd_gf1_mem * alloc,
!share_id[2] && !share_id[3])
return NULL;
for (block = alloc->first; block; block = block->next)
- if (!memcmp(share_id, block->share_id, sizeof(share_id)))
+ if (!memcmp(share_id, block->share_id,
+ sizeof(block->share_id)))
return block;
return NULL;
}
diff --git a/sound/isa/opti9xx/opti92x-ad1848.c b/sound/isa/opti9xx/opti92x-ad1848.c
index b0ea310c87d..a4af53b5c1c 100644
--- a/sound/isa/opti9xx/opti92x-ad1848.c
+++ b/sound/isa/opti9xx/opti92x-ad1848.c
@@ -636,10 +636,13 @@ static int __devinit snd_opti93x_mixer(struct snd_wss *chip)
static irqreturn_t snd_opti93x_interrupt(int irq, void *dev_id)
{
- struct snd_wss *codec = dev_id;
- struct snd_opti9xx *chip = codec->card->private_data;
+ struct snd_opti9xx *chip = dev_id;
+ struct snd_wss *codec = chip->codec;
unsigned char status;
+ if (!codec)
+ return IRQ_HANDLED;
+
status = snd_opti9xx_read(chip, OPTi9XX_MC_REG(11));
if ((status & OPTi93X_IRQ_PLAYBACK) && codec->playback_substream)
snd_pcm_period_elapsed(codec->playback_substream);
@@ -779,10 +782,9 @@ static void snd_card_opti9xx_free(struct snd_card *card)
if (chip) {
#ifdef OPTi93X
- struct snd_wss *codec = chip->codec;
- if (codec && codec->irq > 0) {
- disable_irq(codec->irq);
- free_irq(codec->irq, codec);
+ if (chip->irq > 0) {
+ disable_irq(chip->irq);
+ free_irq(chip->irq, chip);
}
release_and_free_resource(chip->res_mc_indir);
#endif
@@ -852,9 +854,9 @@ static int __devinit snd_opti9xx_probe(struct snd_card *card)
#endif
#ifdef OPTi93X
error = request_irq(irq, snd_opti93x_interrupt,
- IRQF_DISABLED, DEV_NAME" - WSS", codec);
+ IRQF_DISABLED, DEV_NAME" - WSS", chip);
if (error < 0) {
- snd_printk(KERN_ERR "opti9xx: can't grab IRQ %d\n", chip->irq);
+ snd_printk(KERN_ERR "opti9xx: can't grab IRQ %d\n", irq);
return error;
}
#endif
diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
index 2d627613aea..1d541b7f554 100644
--- a/sound/pci/hda/hda_codec.h
+++ b/sound/pci/hda/hda_codec.h
@@ -255,9 +255,13 @@ enum {
* in HD-audio specification
*/
#define AC_PINCAP_HDMI (1<<7) /* HDMI pin */
+#define AC_PINCAP_DP (1<<24) /* DisplayPort pin, can
+ * coexist with AC_PINCAP_HDMI
+ */
#define AC_PINCAP_VREF (0x37<<8)
#define AC_PINCAP_VREF_SHIFT 8
#define AC_PINCAP_EAPD (1<<16) /* EAPD capable */
+#define AC_PINCAP_HBR (1<<27) /* High Bit Rate */
/* Vref status (used in pin cap) */
#define AC_PINCAP_VREF_HIZ (1<<0) /* Hi-Z */
#define AC_PINCAP_VREF_50 (1<<1) /* 50% */
@@ -635,6 +639,7 @@ struct hda_bus {
unsigned int rirb_error:1; /* error in codec communication */
unsigned int response_reset:1; /* controller was reset */
unsigned int in_reset:1; /* during reset operation */
+ unsigned int power_keep_link_on:1; /* don't power off HDA link */
};
/*
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index efcc4f7c57f..e54420e691a 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2082,7 +2082,8 @@ static void azx_power_notify(struct hda_bus *bus)
}
if (power_on)
azx_init_chip(chip);
- else if (chip->running && power_save_controller)
+ else if (chip->running && power_save_controller &&
+ !bus->power_keep_link_on)
azx_stop_chip(chip);
}
#endif /* CONFIG_SND_HDA_POWER_SAVE */
diff --git a/sound/pci/hda/hda_proc.c b/sound/pci/hda/hda_proc.c
index 09476fc1ab6..c9afc04adac 100644
--- a/sound/pci/hda/hda_proc.c
+++ b/sound/pci/hda/hda_proc.c
@@ -240,9 +240,14 @@ static void print_pin_caps(struct snd_info_buffer *buffer,
/* Realtek uses this bit as a different meaning */
if ((codec->vendor_id >> 16) == 0x10ec)
snd_iprintf(buffer, " R/L");
- else
+ else {
+ if (caps & AC_PINCAP_HBR)
+ snd_iprintf(buffer, " HBR");
snd_iprintf(buffer, " HDMI");
+ }
}
+ if (caps & AC_PINCAP_DP)
+ snd_iprintf(buffer, " DP");
if (caps & AC_PINCAP_TRIG_REQ)
snd_iprintf(buffer, " Trigger");
if (caps & AC_PINCAP_IMP_SENSE)
diff --git a/sound/pci/hda/patch_intelhdmi.c b/sound/pci/hda/patch_intelhdmi.c
index 928df59be5d..918f40378d5 100644
--- a/sound/pci/hda/patch_intelhdmi.c
+++ b/sound/pci/hda/patch_intelhdmi.c
@@ -146,38 +146,78 @@ struct cea_channel_speaker_allocation {
};
/*
+ * ALSA sequence is:
+ *
+ * surround40 surround41 surround50 surround51 surround71
+ * ch0 front left = = = =
+ * ch1 front right = = = =
+ * ch2 rear left = = = =
+ * ch3 rear right = = = =
+ * ch4 LFE center center center
+ * ch5 LFE LFE
+ * ch6 side left
+ * ch7 side right
+ *
+ * surround71 = {FL, FR, RLC, RRC, FC, LFE, RL, RR}
+ */
+static int hdmi_channel_mapping[0x32][8] = {
+ /* stereo */
+ [0x00] = { 0x00, 0x11, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7 },
+ /* 2.1 */
+ [0x01] = { 0x00, 0x11, 0x22, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7 },
+ /* Dolby Surround */
+ [0x02] = { 0x00, 0x11, 0x23, 0xf2, 0xf4, 0xf5, 0xf6, 0xf7 },
+ /* surround40 */
+ [0x08] = { 0x00, 0x11, 0x24, 0x35, 0xf3, 0xf2, 0xf6, 0xf7 },
+ /* 4ch */
+ [0x03] = { 0x00, 0x11, 0x23, 0x32, 0x44, 0xf5, 0xf6, 0xf7 },
+ /* surround41 */
+ [0x09] = { 0x00, 0x11, 0x24, 0x34, 0x43, 0xf2, 0xf6, 0xf7 },
+ /* surround50 */
+ [0x0a] = { 0x00, 0x11, 0x24, 0x35, 0x43, 0xf2, 0xf6, 0xf7 },
+ /* surround51 */
+ [0x0b] = { 0x00, 0x11, 0x24, 0x35, 0x43, 0x52, 0xf6, 0xf7 },
+ /* 7.1 */
+ [0x13] = { 0x00, 0x11, 0x26, 0x37, 0x43, 0x52, 0x64, 0x75 },
+};
+
+/*
* This is an ordered list!
*
* The preceding ones have better chances to be selected by
* hdmi_setup_channel_allocation().
*/
static struct cea_channel_speaker_allocation channel_allocations[] = {
-/* channel: 8 7 6 5 4 3 2 1 */
+/* channel: 7 6 5 4 3 2 1 0 */
{ .ca_index = 0x00, .speakers = { 0, 0, 0, 0, 0, 0, FR, FL } },
/* 2.1 */
{ .ca_index = 0x01, .speakers = { 0, 0, 0, 0, 0, LFE, FR, FL } },
/* Dolby Surround */
{ .ca_index = 0x02, .speakers = { 0, 0, 0, 0, FC, 0, FR, FL } },
+ /* surround40 */
+{ .ca_index = 0x08, .speakers = { 0, 0, RR, RL, 0, 0, FR, FL } },
+ /* surround41 */
+{ .ca_index = 0x09, .speakers = { 0, 0, RR, RL, 0, LFE, FR, FL } },
+ /* surround50 */
+{ .ca_index = 0x0a, .speakers = { 0, 0, RR, RL, FC, 0, FR, FL } },
+ /* surround51 */
+{ .ca_index = 0x0b, .speakers = { 0, 0, RR, RL, FC, LFE, FR, FL } },
+ /* 6.1 */
+{ .ca_index = 0x0f, .speakers = { 0, RC, RR, RL, FC, LFE, FR, FL } },
+ /* surround71 */
+{ .ca_index = 0x13, .speakers = { RRC, RLC, RR, RL, FC, LFE, FR, FL } },
+
{ .ca_index = 0x03, .speakers = { 0, 0, 0, 0, FC, LFE, FR, FL } },
{ .ca_index = 0x04, .speakers = { 0, 0, 0, RC, 0, 0, FR, FL } },
{ .ca_index = 0x05, .speakers = { 0, 0, 0, RC, 0, LFE, FR, FL } },
{ .ca_index = 0x06, .speakers = { 0, 0, 0, RC, FC, 0, FR, FL } },
{ .ca_index = 0x07, .speakers = { 0, 0, 0, RC, FC, LFE, FR, FL } },
-{ .ca_index = 0x08, .speakers = { 0, 0, RR, RL, 0, 0, FR, FL } },
-{ .ca_index = 0x09, .speakers = { 0, 0, RR, RL, 0, LFE, FR, FL } },
-{ .ca_index = 0x0a, .speakers = { 0, 0, RR, RL, FC, 0, FR, FL } },
- /* 5.1 */
-{ .ca_index = 0x0b, .speakers = { 0, 0, RR, RL, FC, LFE, FR, FL } },
{ .ca_index = 0x0c, .speakers = { 0, RC, RR, RL, 0, 0, FR, FL } },
{ .ca_index = 0x0d, .speakers = { 0, RC, RR, RL, 0, LFE, FR, FL } },
{ .ca_index = 0x0e, .speakers = { 0, RC, RR, RL, FC, 0, FR, FL } },
- /* 6.1 */
-{ .ca_index = 0x0f, .speakers = { 0, RC, RR, RL, FC, LFE, FR, FL } },
{ .ca_index = 0x10, .speakers = { RRC, RLC, RR, RL, 0, 0, FR, FL } },
{ .ca_index = 0x11, .speakers = { RRC, RLC, RR, RL, 0, LFE, FR, FL } },
{ .ca_index = 0x12, .speakers = { RRC, RLC, RR, RL, FC, 0, FR, FL } },
- /* 7.1 */
-{ .ca_index = 0x13, .speakers = { RRC, RLC, RR, RL, FC, LFE, FR, FL } },
{ .ca_index = 0x14, .speakers = { FRC, FLC, 0, 0, 0, 0, FR, FL } },
{ .ca_index = 0x15, .speakers = { FRC, FLC, 0, 0, 0, LFE, FR, FL } },
{ .ca_index = 0x16, .speakers = { FRC, FLC, 0, 0, FC, 0, FR, FL } },
@@ -210,7 +250,6 @@ static struct cea_channel_speaker_allocation channel_allocations[] = {
{ .ca_index = 0x31, .speakers = { FRW, FLW, RR, RL, FC, LFE, FR, FL } },
};
-
/*
* HDA/HDMI auto parsing
*/
@@ -344,7 +383,7 @@ static int intel_hdmi_parse_codec(struct hda_codec *codec)
break;
case AC_WID_PIN:
caps = snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP);
- if (!(caps & AC_PINCAP_HDMI))
+ if (!(caps & (AC_PINCAP_HDMI | AC_PINCAP_DP)))
continue;
if (intel_hdmi_add_pin(codec, nid) < 0)
return -EINVAL;
@@ -352,6 +391,17 @@ static int intel_hdmi_parse_codec(struct hda_codec *codec)
}
}
+ /*
+ * G45/IbexPeak don't support EPSS: the unsolicited pin hot plug event
+ * can be lost and presence sense verb will become inaccurate if the
+ * HDA link is powered off at hot plug or hw initialization time.
+ */
+#ifdef CONFIG_SND_HDA_POWER_SAVE
+ if (!(snd_hda_param_read(codec, codec->afg, AC_PAR_POWER_STATE) &
+ AC_PWRST_EPSS))
+ codec->bus->power_keep_link_on = 1;
+#endif
+
return 0;
}
@@ -436,14 +486,15 @@ static void hdmi_set_channel_count(struct hda_codec *codec,
AC_VERB_SET_CVT_CHAN_COUNT, chs - 1);
}
-static void hdmi_debug_channel_mapping(struct hda_codec *codec, hda_nid_t nid)
+static void hdmi_debug_channel_mapping(struct hda_codec *codec,
+ hda_nid_t pin_nid)
{
#ifdef CONFIG_SND_DEBUG_VERBOSE
int i;
int slot;
for (i = 0; i < 8; i++) {
- slot = snd_hda_codec_read(codec, nid, 0,
+ slot = snd_hda_codec_read(codec, pin_nid, 0,
AC_VERB_GET_HDMI_CHAN_SLOT, i);
printk(KERN_DEBUG "HDMI: ASP channel %d => slot %d\n",
slot >> 4, slot & 0xf);
@@ -619,25 +670,32 @@ static int hdmi_setup_channel_allocation(struct hda_codec *codec, hda_nid_t nid,
return ai->CA;
}
-static void hdmi_setup_channel_mapping(struct hda_codec *codec, hda_nid_t nid,
+static void hdmi_setup_channel_mapping(struct hda_codec *codec,
+ hda_nid_t pin_nid,
struct hdmi_audio_infoframe *ai)
{
int i;
+ int ca = ai->CA;
+ int err;
- if (!ai->CA)
- return;
-
- /*
- * TODO: adjust channel mapping if necessary
- * ALSA sequence is front/surr/clfe/side?
- */
+ if (hdmi_channel_mapping[ca][1] == 0) {
+ for (i = 0; i < channel_allocations[ca].channels; i++)
+ hdmi_channel_mapping[ca][i] = i | (i << 4);
+ for (; i < 8; i++)
+ hdmi_channel_mapping[ca][i] = 0xf | (i << 4);
+ }
- for (i = 0; i < 8; i++)
- snd_hda_codec_write(codec, nid, 0,
- AC_VERB_SET_HDMI_CHAN_SLOT,
- (i << 4) | i);
+ for (i = 0; i < 8; i++) {
+ err = snd_hda_codec_write(codec, pin_nid, 0,
+ AC_VERB_SET_HDMI_CHAN_SLOT,
+ hdmi_channel_mapping[ca][i]);
+ if (err) {
+ snd_printdd(KERN_INFO "HDMI: channel mapping failed\n");
+ break;
+ }
+ }
- hdmi_debug_channel_mapping(codec, nid);
+ hdmi_debug_channel_mapping(codec, pin_nid);
}
static bool hdmi_infoframe_uptodate(struct hda_codec *codec, hda_nid_t pin_nid,
@@ -676,7 +734,6 @@ static void hdmi_setup_audio_infoframe(struct hda_codec *codec, hda_nid_t nid,
};
hdmi_setup_channel_allocation(codec, nid, &ai);
- hdmi_setup_channel_mapping(codec, nid, &ai);
for (i = 0; i < spec->num_pins; i++) {
if (spec->pin_cvt[i] != nid)
@@ -686,6 +743,7 @@ static void hdmi_setup_audio_infoframe(struct hda_codec *codec, hda_nid_t nid,
pin_nid = spec->pin[i];
if (!hdmi_infoframe_uptodate(codec, pin_nid, &ai)) {
+ hdmi_setup_channel_mapping(codec, pin_nid, &ai);
hdmi_stop_infoframe_trans(codec, pin_nid);
hdmi_fill_audio_infoframe(codec, pin_nid, &ai);
hdmi_start_infoframe_trans(codec, pin_nid);
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 6b0bc040c3b..3d59f832584 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -209,6 +209,7 @@ struct sigmatel_spec {
unsigned int gpio_data;
unsigned int gpio_mute;
unsigned int gpio_led;
+ unsigned int gpio_led_polarity;
/* stream */
unsigned int stream_delay;
@@ -1538,6 +1539,13 @@ static unsigned int alienware_m17x_pin_configs[13] = {
0x904601b0,
};
+static unsigned int intel_dg45id_pin_configs[14] = {
+ 0x02214230, 0x02A19240, 0x01013214, 0x01014210,
+ 0x01A19250, 0x01011212, 0x01016211, 0x40f000f0,
+ 0x40f000f0, 0x40f000f0, 0x40f000f0, 0x014510A0,
+ 0x074510B0, 0x40f000f0
+};
+
static unsigned int *stac92hd73xx_brd_tbl[STAC_92HD73XX_MODELS] = {
[STAC_92HD73XX_REF] = ref92hd73xx_pin_configs,
[STAC_DELL_M6_AMIC] = dell_m6_pin_configs,
@@ -1545,6 +1553,7 @@ static unsigned int *stac92hd73xx_brd_tbl[STAC_92HD73XX_MODELS] = {
[STAC_DELL_M6_BOTH] = dell_m6_pin_configs,
[STAC_DELL_EQ] = dell_m6_pin_configs,
[STAC_ALIENWARE_M17X] = alienware_m17x_pin_configs,
+ [STAC_92HD73XX_INTEL] = intel_dg45id_pin_configs,
};
static const char *stac92hd73xx_models[STAC_92HD73XX_MODELS] = {
@@ -4724,13 +4733,61 @@ static void stac92xx_unsol_event(struct hda_codec *codec, unsigned int res)
}
}
-static int hp_bseries_system(u32 subsystem_id)
+/*
+ * This method searches for the mute LED GPIO configuration
+ * provided as OEM string in SMBIOS. The format of that string
+ * is HP_Mute_LED_P_G or HP_Mute_LED_P
+ * where P can be 0 or 1 and defines mute LED GPIO control state (low/high)
+ * that corresponds to the NOT muted state of the master volume
+ * and G is the index of the GPIO to use as the mute LED control (0..9)
+ * If _G portion is missing it is assigned based on the codec ID
+ *
+ * So, HP B-series like systems may have HP_Mute_LED_0 (current models)
+ * or HP_Mute_LED_0_3 (future models) OEM SMBIOS strings
+ */
+static int find_mute_led_gpio(struct hda_codec *codec)
+{
+ struct sigmatel_spec *spec = codec->spec;
+ const struct dmi_device *dev = NULL;
+
+ if ((codec->subsystem_id >> 16) == PCI_VENDOR_ID_HP) {
+ while ((dev = dmi_find_device(DMI_DEV_TYPE_OEM_STRING,
+ NULL, dev))) {
+ if (sscanf(dev->name, "HP_Mute_LED_%d_%d",
+ &spec->gpio_led_polarity,
+ &spec->gpio_led) == 2) {
+ spec->gpio_led = 1 << spec->gpio_led;
+ return 1;
+ }
+ if (sscanf(dev->name, "HP_Mute_LED_%d",
+ &spec->gpio_led_polarity) == 1) {
+ switch (codec->vendor_id) {
+ case 0x111d7608:
+ /* GPIO 0 */
+ spec->gpio_led = 0x01;
+ return 1;
+ case 0x111d7600:
+ case 0x111d7601:
+ case 0x111d7602:
+ case 0x111d7603:
+ /* GPIO 3 */
+ spec->gpio_led = 0x08;
+ return 1;
+ }
+ }
+ }
+ }
+ return 0;
+}
+
+static int hp_blike_system(u32 subsystem_id)
{
switch (subsystem_id) {
- case 0x103c307e:
- case 0x103c307f:
- case 0x103c3080:
- case 0x103c3081:
+ case 0x103c1520:
+ case 0x103c1521:
+ case 0x103c1523:
+ case 0x103c1524:
+ case 0x103c1525:
case 0x103c1722:
case 0x103c1723:
case 0x103c1724:
@@ -4739,6 +4796,14 @@ static int hp_bseries_system(u32 subsystem_id)
case 0x103c1727:
case 0x103c1728:
case 0x103c1729:
+ case 0x103c172a:
+ case 0x103c172b:
+ case 0x103c307e:
+ case 0x103c307f:
+ case 0x103c3080:
+ case 0x103c3081:
+ case 0x103c7007:
+ case 0x103c7008:
return 1;
}
return 0;
@@ -4833,7 +4898,7 @@ static int stac92xx_hp_check_power_status(struct hda_codec *codec,
else
spec->gpio_data |= spec->gpio_led; /* white */
- if (hp_bseries_system(codec->subsystem_id)) {
+ if (!spec->gpio_led_polarity) {
/* LED state is inverted on these systems */
spec->gpio_data ^= spec->gpio_led;
}
@@ -5526,7 +5591,7 @@ again:
break;
}
- if (hp_bseries_system(codec->subsystem_id)) {
+ if (hp_blike_system(codec->subsystem_id)) {
pin_cfg = snd_hda_codec_get_pincfg(codec, 0x0f);
if (get_defcfg_device(pin_cfg) == AC_JACK_LINE_OUT ||
get_defcfg_device(pin_cfg) == AC_JACK_SPEAKER ||
@@ -5544,26 +5609,10 @@ again:
}
}
- if ((codec->subsystem_id >> 16) == PCI_VENDOR_ID_HP) {
- const struct dmi_device *dev = NULL;
- while ((dev = dmi_find_device(DMI_DEV_TYPE_OEM_STRING,
- NULL, dev))) {
- if (strcmp(dev->name, "HP_Mute_LED_1")) {
- switch (codec->vendor_id) {
- case 0x111d7608:
- spec->gpio_led = 0x01;
- break;
- case 0x111d7600:
- case 0x111d7601:
- case 0x111d7602:
- case 0x111d7603:
- spec->gpio_led = 0x08;
- break;
- }
- break;
- }
- }
- }
+ if (find_mute_led_gpio(codec))
+ snd_printd("mute LED gpio %d polarity %d\n",
+ spec->gpio_led,
+ spec->gpio_led_polarity);
#ifdef CONFIG_SND_HDA_POWER_SAVE
if (spec->gpio_led) {
diff --git a/sound/soc/omap/Makefile b/sound/soc/omap/Makefile
index d49458a29bb..3db8a6c523f 100644
--- a/sound/soc/omap/Makefile
+++ b/sound/soc/omap/Makefile
@@ -23,9 +23,9 @@ obj-$(CONFIG_SND_OMAP_SOC_N810) += snd-soc-n810.o
obj-$(CONFIG_SND_OMAP_SOC_AMS_DELTA) += snd-soc-ams-delta.o
obj-$(CONFIG_SND_OMAP_SOC_OSK5912) += snd-soc-osk5912.o
obj-$(CONFIG_SND_OMAP_SOC_OVERO) += snd-soc-overo.o
-obj-$(CONFIG_MACH_OMAP2EVM) += snd-soc-omap2evm.o
-obj-$(CONFIG_MACH_OMAP3EVM) += snd-soc-omap3evm.o
-obj-$(CONFIG_MACH_OMAP3517EVM) += snd-soc-am3517evm.o
+obj-$(CONFIG_SND_OMAP_SOC_OMAP2EVM) += snd-soc-omap2evm.o
+obj-$(CONFIG_SND_OMAP_SOC_OMAP3EVM) += snd-soc-omap3evm.o
+obj-$(CONFIG_SND_OMAP_SOC_OMAP3517EVM) += snd-soc-am3517evm.o
obj-$(CONFIG_SND_OMAP_SOC_SDP3430) += snd-soc-sdp3430.o
obj-$(CONFIG_SND_OMAP_SOC_OMAP3_PANDORA) += snd-soc-omap3pandora.o
obj-$(CONFIG_SND_OMAP_SOC_OMAP3_BEAGLE) += snd-soc-omap3beagle.o
diff --git a/sound/usb/Kconfig b/sound/usb/Kconfig
index 73525c048e7..8c2925814ce 100644
--- a/sound/usb/Kconfig
+++ b/sound/usb/Kconfig
@@ -21,6 +21,18 @@ config SND_USB_AUDIO
To compile this driver as a module, choose M here: the module
will be called snd-usb-audio.
+config SND_USB_UA101
+ tristate "Edirol UA-101 driver (EXPERIMENTAL)"
+ depends on EXPERIMENTAL
+ select SND_PCM
+ select SND_RAWMIDI
+ help
+ Say Y here to include support for the Edirol UA-101 audio/MIDI
+ interface.
+
+ To compile this driver as a module, choose M here: the module
+ will be called snd-ua101.
+
config SND_USB_USX2Y
tristate "Tascam US-122, US-224 and US-428 USB driver"
depends on X86 || PPC || ALPHA
diff --git a/sound/usb/Makefile b/sound/usb/Makefile
index abb288bfe35..5bf64aef955 100644
--- a/sound/usb/Makefile
+++ b/sound/usb/Makefile
@@ -4,9 +4,11 @@
snd-usb-audio-objs := usbaudio.o usbmixer.o
snd-usb-lib-objs := usbmidi.o
+snd-ua101-objs := ua101.o
# Toplevel Module Dependency
obj-$(CONFIG_SND_USB_AUDIO) += snd-usb-audio.o snd-usb-lib.o
+obj-$(CONFIG_SND_USB_UA101) += snd-ua101.o snd-usb-lib.o
obj-$(CONFIG_SND_USB_USX2Y) += snd-usb-lib.o
obj-$(CONFIG_SND_USB_US122L) += snd-usb-lib.o
diff --git a/sound/usb/ua101.c b/sound/usb/ua101.c
new file mode 100644
index 00000000000..ab9f8a2e193
--- /dev/null
+++ b/sound/usb/ua101.c
@@ -0,0 +1,1457 @@
+/*
+ * Edirol UA-101 driver
+ * Copyright (c) Clemens Ladisch <clemens@ladisch.de>
+ *
+ * This driver is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License, version 2.
+ *
+ * This driver is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this driver. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/usb.h>
+#include <linux/usb/audio.h>
+#include <linux/vmalloc.h>
+#include <sound/core.h>
+#include <sound/initval.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include "usbaudio.h"
+
+MODULE_DESCRIPTION("Edirol UA-101 driver");
+MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>");
+MODULE_LICENSE("GPL v2");
+MODULE_SUPPORTED_DEVICE("{{Edirol,UA-101}}");
+
+/* I use my UA-1A for testing because I don't have a UA-101 ... */
+#define UA1A_HACK
+
+/*
+ * Should not be lower than the minimum scheduling delay of the host
+ * controller. Some Intel controllers need more than one frame; as long as
+ * that driver doesn't tell us about this, use 1.5 frames just to be sure.
+ */
+#define MIN_QUEUE_LENGTH 12
+/* Somewhat random. */
+#define MAX_QUEUE_LENGTH 30
+/*
+ * This magic value optimizes memory usage efficiency for the UA-101's packet
+ * sizes at all sample rates, taking into account the stupid cache pool sizes
+ * that usb_buffer_alloc() uses.
+ */
+#define DEFAULT_QUEUE_LENGTH 21
+
+#define MAX_PACKET_SIZE 672 /* hardware specific */
+#define MAX_MEMORY_BUFFERS DIV_ROUND_UP(MAX_QUEUE_LENGTH, \
+ PAGE_SIZE / MAX_PACKET_SIZE)
+
+static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
+static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
+static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
+static unsigned int queue_length = 21;
+
+module_param_array(index, int, NULL, 0444);
+MODULE_PARM_DESC(index, "card index");
+module_param_array(id, charp, NULL, 0444);
+MODULE_PARM_DESC(id, "ID string");
+module_param_array(enable, bool, NULL, 0444);
+MODULE_PARM_DESC(enable, "enable card");
+module_param(queue_length, uint, 0644);
+MODULE_PARM_DESC(queue_length, "USB queue length in microframes, "
+ __stringify(MIN_QUEUE_LENGTH)"-"__stringify(MAX_QUEUE_LENGTH));
+
+enum {
+ INTF_PLAYBACK,
+ INTF_CAPTURE,
+ INTF_MIDI,
+
+ INTF_COUNT
+};
+
+/* bits in struct ua101::states */
+enum {
+ USB_CAPTURE_RUNNING,
+ USB_PLAYBACK_RUNNING,
+ ALSA_CAPTURE_OPEN,
+ ALSA_PLAYBACK_OPEN,
+ ALSA_CAPTURE_RUNNING,
+ ALSA_PLAYBACK_RUNNING,
+ CAPTURE_URB_COMPLETED,
+ PLAYBACK_URB_COMPLETED,
+ DISCONNECTED,
+};
+
+struct ua101 {
+ struct usb_device *dev;
+ struct snd_card *card;
+ struct usb_interface *intf[INTF_COUNT];
+ int card_index;
+ struct snd_pcm *pcm;
+ struct list_head midi_list;
+ u64 format_bit;
+ unsigned int rate;
+ unsigned int packets_per_second;
+ spinlock_t lock;
+ struct mutex mutex;
+ unsigned long states;
+
+ /* FIFO to synchronize playback rate to capture rate */
+ unsigned int rate_feedback_start;
+ unsigned int rate_feedback_count;
+ u8 rate_feedback[MAX_QUEUE_LENGTH];
+
+ struct list_head ready_playback_urbs;
+ struct tasklet_struct playback_tasklet;
+ wait_queue_head_t alsa_capture_wait;
+ wait_queue_head_t rate_feedback_wait;
+ wait_queue_head_t alsa_playback_wait;
+ struct ua101_stream {
+ struct snd_pcm_substream *substream;
+ unsigned int usb_pipe;
+ unsigned int channels;
+ unsigned int frame_bytes;
+ unsigned int max_packet_bytes;
+ unsigned int period_pos;
+ unsigned int buffer_pos;
+ unsigned int queue_length;
+ struct ua101_urb {
+ struct urb urb;
+ struct usb_iso_packet_descriptor iso_frame_desc[1];
+ struct list_head ready_list;
+ } *urbs[MAX_QUEUE_LENGTH];
+ struct {
+ unsigned int size;
+ void *addr;
+ dma_addr_t dma;
+ } buffers[MAX_MEMORY_BUFFERS];
+ } capture, playback;
+
+ unsigned int fps[10];
+ unsigned int frame_counter;
+};
+
+static DEFINE_MUTEX(devices_mutex);
+static unsigned int devices_used;
+static struct usb_driver ua101_driver;
+
+static void abort_alsa_playback(struct ua101 *ua);
+static void abort_alsa_capture(struct ua101 *ua);
+
+/* allocate virtual buffer; may be called more than once */
+static int snd_pcm_alloc_vmalloc_buffer(struct snd_pcm_substream *subs,
+ size_t size)
+{
+ struct snd_pcm_runtime *runtime = subs->runtime;
+
+ if (runtime->dma_area) {
+ if (runtime->dma_bytes >= size)
+ return 0; /* already large enough */
+ vfree(runtime->dma_area);
+ }
+ runtime->dma_area = vmalloc_user(size);
+ if (!runtime->dma_area)
+ return -ENOMEM;
+ runtime->dma_bytes = size;
+ return 0;
+}
+
+/* free virtual buffer; may be called more than once */
+static int snd_pcm_free_vmalloc_buffer(struct snd_pcm_substream *subs)
+{
+ struct snd_pcm_runtime *runtime = subs->runtime;
+
+ vfree(runtime->dma_area);
+ runtime->dma_area = NULL;
+ return 0;
+}
+
+/* get the physical page pointer at the given offset */
+static struct page *snd_pcm_get_vmalloc_page(struct snd_pcm_substream *subs,
+ unsigned long offset)
+{
+ void *pageptr = subs->runtime->dma_area + offset;
+ return vmalloc_to_page(pageptr);
+}
+
+static const char *usb_error_string(int err)
+{
+ switch (err) {
+ case -ENODEV:
+ return "no device";
+ case -ENOENT:
+ return "endpoint not enabled";
+ case -EPIPE:
+ return "endpoint stalled";
+ case -ENOSPC:
+ return "not enough bandwidth";
+ case -ESHUTDOWN:
+ return "device disabled";
+ case -EHOSTUNREACH:
+ return "device suspended";
+ case -EINVAL:
+ case -EAGAIN:
+ case -EFBIG:
+ case -EMSGSIZE:
+ return "internal error";
+ default:
+ return "unknown error";
+ }
+}
+
+static void abort_usb_capture(struct ua101 *ua)
+{
+ if (test_and_clear_bit(USB_CAPTURE_RUNNING, &ua->states)) {
+ wake_up(&ua->alsa_capture_wait);
+ wake_up(&ua->rate_feedback_wait);
+ }
+}
+
+static void abort_usb_playback(struct ua101 *ua)
+{
+ if (test_and_clear_bit(USB_PLAYBACK_RUNNING, &ua->states))
+ wake_up(&ua->alsa_playback_wait);
+}
+
+static void playback_urb_complete(struct urb *usb_urb)
+{
+ struct ua101_urb *urb = (struct ua101_urb *)usb_urb;
+ struct ua101 *ua = urb->urb.context;
+ unsigned long flags;
+
+ if (unlikely(urb->urb.status == -ENOENT || /* unlinked */
+ urb->urb.status == -ENODEV || /* device removed */
+ urb->urb.status == -ECONNRESET || /* unlinked */
+ urb->urb.status == -ESHUTDOWN)) { /* device disabled */
+ abort_usb_playback(ua);
+ abort_alsa_playback(ua);
+ return;
+ }
+
+ if (test_bit(USB_PLAYBACK_RUNNING, &ua->states)) {
+ /* append URB to FIFO */
+ spin_lock_irqsave(&ua->lock, flags);
+ list_add_tail(&urb->ready_list, &ua->ready_playback_urbs);
+ if (ua->rate_feedback_count > 0)
+ tasklet_schedule(&ua->playback_tasklet);
+ ua->playback.substream->runtime->delay -=
+ urb->urb.iso_frame_desc[0].length /
+ ua->playback.frame_bytes;
+ spin_unlock_irqrestore(&ua->lock, flags);
+ }
+}
+
+static void first_playback_urb_complete(struct urb *urb)
+{
+ struct ua101 *ua = urb->context;
+
+ urb->complete = playback_urb_complete;
+ playback_urb_complete(urb);
+
+ set_bit(PLAYBACK_URB_COMPLETED, &ua->states);
+ wake_up(&ua->alsa_playback_wait);
+}
+
+/* copy data from the ALSA ring buffer into the URB buffer */
+static bool copy_playback_data(struct ua101_stream *stream, struct urb *urb,
+ unsigned int frames)
+{
+ struct snd_pcm_runtime *runtime;
+ unsigned int frame_bytes, frames1;
+ const u8 *source;
+
+ runtime = stream->substream->runtime;
+ frame_bytes = stream->frame_bytes;
+ source = runtime->dma_area + stream->buffer_pos * frame_bytes;
+ if (stream->buffer_pos + frames <= runtime->buffer_size) {
+ memcpy(urb->transfer_buffer, source, frames * frame_bytes);
+ } else {
+ /* wrap around at end of ring buffer */
+ frames1 = runtime->buffer_size - stream->buffer_pos;
+ memcpy(urb->transfer_buffer, source, frames1 * frame_bytes);
+ memcpy(urb->transfer_buffer + frames1 * frame_bytes,
+ runtime->dma_area, (frames - frames1) * frame_bytes);
+ }
+
+ stream->buffer_pos += frames;
+ if (stream->buffer_pos >= runtime->buffer_size)
+ stream->buffer_pos -= runtime->buffer_size;
+ stream->period_pos += frames;
+ if (stream->period_pos >= runtime->period_size) {
+ stream->period_pos -= runtime->period_size;
+ return true;
+ }
+ return false;
+}
+
+static inline void add_with_wraparound(struct ua101 *ua,
+ unsigned int *value, unsigned int add)
+{
+ *value += add;
+ if (*value >= ua->playback.queue_length)
+ *value -= ua->playback.queue_length;
+}
+
+static void playback_tasklet(unsigned long data)
+{
+ struct ua101 *ua = (void *)data;
+ unsigned long flags;
+ unsigned int frames;
+ struct ua101_urb *urb;
+ bool do_period_elapsed = false;
+ int err;
+
+ if (unlikely(!test_bit(USB_PLAYBACK_RUNNING, &ua->states)))
+ return;
+
+ /*
+ * Synchronizing the playback rate to the capture rate is done by using
+ * the same sequence of packet sizes for both streams.
+ * Submitting a playback URB therefore requires both a ready URB and
+ * the size of the corresponding capture packet, i.e., both playback
+ * and capture URBs must have been completed. Since the USB core does
+ * not guarantee that playback and capture complete callbacks are
+ * called alternately, we use two FIFOs for packet sizes and read URBs;
+ * submitting playback URBs is possible as long as both FIFOs are
+ * nonempty.
+ */
+ spin_lock_irqsave(&ua->lock, flags);
+ while (ua->rate_feedback_count > 0 &&
+ !list_empty(&ua->ready_playback_urbs)) {
+ /* take packet size out of FIFO */
+ frames = ua->rate_feedback[ua->rate_feedback_start];
+ add_with_wraparound(ua, &ua->rate_feedback_start, 1);
+ ua->rate_feedback_count--;
+
+ /* take URB out of FIFO */
+ urb = list_first_entry(&ua->ready_playback_urbs,
+ struct ua101_urb, ready_list);
+ list_del(&urb->ready_list);
+
+ /* fill packet with data or silence */
+ urb->urb.iso_frame_desc[0].length =
+ frames * ua->playback.frame_bytes;
+ if (test_bit(ALSA_PLAYBACK_RUNNING, &ua->states))
+ do_period_elapsed |= copy_playback_data(&ua->playback,
+ &urb->urb,
+ frames);
+ else
+ memset(urb->urb.transfer_buffer, 0,
+ urb->urb.iso_frame_desc[0].length);
+
+ /* and off you go ... */
+ err = usb_submit_urb(&urb->urb, GFP_ATOMIC);
+ if (unlikely(err < 0)) {
+ spin_unlock_irqrestore(&ua->lock, flags);
+ abort_usb_playback(ua);
+ abort_alsa_playback(ua);
+ dev_err(&ua->dev->dev, "USB request error %d: %s\n",
+ err, usb_error_string(err));
+ return;
+ }
+ ua->playback.substream->runtime->delay += frames;
+ }
+ spin_unlock_irqrestore(&ua->lock, flags);
+ if (do_period_elapsed)
+ snd_pcm_period_elapsed(ua->playback.substream);
+}
+
+/* copy data from the URB buffer into the ALSA ring buffer */
+static bool copy_capture_data(struct ua101_stream *stream, struct urb *urb,
+ unsigned int frames)
+{
+ struct snd_pcm_runtime *runtime;
+ unsigned int frame_bytes, frames1;
+ u8 *dest;
+
+ runtime = stream->substream->runtime;
+ frame_bytes = stream->frame_bytes;
+ dest = runtime->dma_area + stream->buffer_pos * frame_bytes;
+ if (stream->buffer_pos + frames <= runtime->buffer_size) {
+ memcpy(dest, urb->transfer_buffer, frames * frame_bytes);
+ } else {
+ /* wrap around at end of ring buffer */
+ frames1 = runtime->buffer_size - stream->buffer_pos;
+ memcpy(dest, urb->transfer_buffer, frames1 * frame_bytes);
+ memcpy(runtime->dma_area,
+ urb->transfer_buffer + frames1 * frame_bytes,
+ (frames - frames1) * frame_bytes);
+ }
+
+ stream->buffer_pos += frames;
+ if (stream->buffer_pos >= runtime->buffer_size)
+ stream->buffer_pos -= runtime->buffer_size;
+ stream->period_pos += frames;
+ if (stream->period_pos >= runtime->period_size) {
+ stream->period_pos -= runtime->period_size;
+ return true;
+ }
+ return false;
+}
+
+static void capture_urb_complete(struct urb *urb)
+{
+ struct ua101 *ua = urb->context;
+ struct ua101_stream *stream = &ua->capture;
+ unsigned long flags;
+ unsigned int frames, write_ptr;
+ bool do_period_elapsed;
+ int err;
+
+ if (unlikely(urb->status == -ENOENT || /* unlinked */
+ urb->status == -ENODEV || /* device removed */
+ urb->status == -ECONNRESET || /* unlinked */
+ urb->status == -ESHUTDOWN)) /* device disabled */
+ goto stream_stopped;
+
+ if (urb->status >= 0 && urb->iso_frame_desc[0].status >= 0)
+ frames = urb->iso_frame_desc[0].actual_length /
+ stream->frame_bytes;
+ else
+ frames = 0;
+
+ spin_lock_irqsave(&ua->lock, flags);
+
+ if (frames > 0 && test_bit(ALSA_CAPTURE_RUNNING, &ua->states))
+ do_period_elapsed = copy_capture_data(stream, urb, frames);
+ else
+ do_period_elapsed = false;
+
+ if (test_bit(USB_CAPTURE_RUNNING, &ua->states)) {
+ err = usb_submit_urb(urb, GFP_ATOMIC);
+ if (unlikely(err < 0)) {
+ spin_unlock_irqrestore(&ua->lock, flags);
+ dev_err(&ua->dev->dev, "USB request error %d: %s\n",
+ err, usb_error_string(err));
+ goto stream_stopped;
+ }
+
+ /* append packet size to FIFO */
+ write_ptr = ua->rate_feedback_start;
+ add_with_wraparound(ua, &write_ptr, ua->rate_feedback_count);
+ ua->rate_feedback[write_ptr] = frames;
+ if (ua->rate_feedback_count < ua->playback.queue_length) {
+ ua->rate_feedback_count++;
+ if (ua->rate_feedback_count ==
+ ua->playback.queue_length)
+ wake_up(&ua->rate_feedback_wait);
+ } else {
+ /*
+ * Ring buffer overflow; this happens when the playback
+ * stream is not running. Throw away the oldest entry,
+ * so that the playback stream, when it starts, sees
+ * the most recent packet sizes.
+ */
+ add_with_wraparound(ua, &ua->rate_feedback_start, 1);
+ }
+ if (test_bit(USB_PLAYBACK_RUNNING, &ua->states) &&
+ !list_empty(&ua->ready_playback_urbs))
+ tasklet_schedule(&ua->playback_tasklet);
+ }
+
+ spin_unlock_irqrestore(&ua->lock, flags);
+
+ if (do_period_elapsed)
+ snd_pcm_period_elapsed(stream->substream);
+
+ /* for debugging: measure the sample rate relative to the USB clock */
+ ua->fps[ua->frame_counter++ / ua->packets_per_second] += frames;
+ if (ua->frame_counter >= ARRAY_SIZE(ua->fps) * ua->packets_per_second) {
+ printk(KERN_DEBUG "capture rate:");
+ for (frames = 0; frames < ARRAY_SIZE(ua->fps); ++frames)
+ printk(KERN_CONT " %u", ua->fps[frames]);
+ printk(KERN_CONT "\n");
+ memset(ua->fps, 0, sizeof(ua->fps));
+ ua->frame_counter = 0;
+ }
+ return;
+
+stream_stopped:
+ abort_usb_playback(ua);
+ abort_usb_capture(ua);
+ abort_alsa_playback(ua);
+ abort_alsa_capture(ua);
+}
+
+static void first_capture_urb_complete(struct urb *urb)
+{
+ struct ua101 *ua = urb->context;
+
+ urb->complete = capture_urb_complete;
+ capture_urb_complete(urb);
+
+ set_bit(CAPTURE_URB_COMPLETED, &ua->states);
+ wake_up(&ua->alsa_capture_wait);
+}
+
+static int submit_stream_urbs(struct ua101 *ua, struct ua101_stream *stream)
+{
+ unsigned int i;
+
+ for (i = 0; i < stream->queue_length; ++i) {
+ int err = usb_submit_urb(&stream->urbs[i]->urb, GFP_KERNEL);
+ if (err < 0) {
+ dev_err(&ua->dev->dev, "USB request error %d: %s\n",
+ err, usb_error_string(err));
+ return err;
+ }
+ }
+ return 0;
+}
+
+static void kill_stream_urbs(struct ua101_stream *stream)
+{
+ unsigned int i;
+
+ for (i = 0; i < stream->queue_length; ++i)
+ usb_kill_urb(&stream->urbs[i]->urb);
+}
+
+static int enable_iso_interface(struct ua101 *ua, unsigned int intf_index)
+{
+ struct usb_host_interface *alts;
+
+ alts = ua->intf[intf_index]->cur_altsetting;
+ if (alts->desc.bAlternateSetting != 1) {
+ int err = usb_set_interface(ua->dev,
+ alts->desc.bInterfaceNumber, 1);
+ if (err < 0) {
+ dev_err(&ua->dev->dev,
+ "cannot initialize interface; error %d: %s\n",
+ err, usb_error_string(err));
+ return err;
+ }
+ }
+ return 0;
+}
+
+static void disable_iso_interface(struct ua101 *ua, unsigned int intf_index)
+{
+ struct usb_host_interface *alts;
+
+ alts = ua->intf[intf_index]->cur_altsetting;
+ if (alts->desc.bAlternateSetting != 0) {
+ int err = usb_set_interface(ua->dev,
+ alts->desc.bInterfaceNumber, 0);
+ if (err < 0 && !test_bit(DISCONNECTED, &ua->states))
+ dev_warn(&ua->dev->dev,
+ "interface reset failed; error %d: %s\n",
+ err, usb_error_string(err));
+ }
+}
+
+static void stop_usb_capture(struct ua101 *ua)
+{
+ clear_bit(USB_CAPTURE_RUNNING, &ua->states);
+
+ kill_stream_urbs(&ua->capture);
+
+ disable_iso_interface(ua, INTF_CAPTURE);
+}
+
+static int start_usb_capture(struct ua101 *ua)
+{
+ int err;
+
+ if (test_bit(DISCONNECTED, &ua->states))
+ return -ENODEV;
+
+ if (test_bit(USB_CAPTURE_RUNNING, &ua->states))
+ return 0;
+
+ kill_stream_urbs(&ua->capture);
+
+ err = enable_iso_interface(ua, INTF_CAPTURE);
+ if (err < 0)
+ return err;
+
+ clear_bit(CAPTURE_URB_COMPLETED, &ua->states);
+ ua->capture.urbs[0]->urb.complete = first_capture_urb_complete;
+ ua->rate_feedback_start = 0;
+ ua->rate_feedback_count = 0;
+
+ set_bit(USB_CAPTURE_RUNNING, &ua->states);
+ err = submit_stream_urbs(ua, &ua->capture);
+ if (err < 0)
+ stop_usb_capture(ua);
+ return err;
+}
+
+static void stop_usb_playback(struct ua101 *ua)
+{
+ clear_bit(USB_PLAYBACK_RUNNING, &ua->states);
+
+ kill_stream_urbs(&ua->playback);
+
+ tasklet_kill(&ua->playback_tasklet);
+
+ disable_iso_interface(ua, INTF_PLAYBACK);
+}
+
+static int start_usb_playback(struct ua101 *ua)
+{
+ unsigned int i, frames;
+ struct urb *urb;
+ int err = 0;
+
+ if (test_bit(DISCONNECTED, &ua->states))
+ return -ENODEV;
+
+ if (test_bit(USB_PLAYBACK_RUNNING, &ua->states))
+ return 0;
+
+ kill_stream_urbs(&ua->playback);
+ tasklet_kill(&ua->playback_tasklet);
+
+ err = enable_iso_interface(ua, INTF_PLAYBACK);
+ if (err < 0)
+ return err;
+
+ clear_bit(PLAYBACK_URB_COMPLETED, &ua->states);
+ ua->playback.urbs[0]->urb.complete =
+ first_playback_urb_complete;
+ spin_lock_irq(&ua->lock);
+ INIT_LIST_HEAD(&ua->ready_playback_urbs);
+ spin_unlock_irq(&ua->lock);
+
+ /*
+ * We submit the initial URBs all at once, so we have to wait for the
+ * packet size FIFO to be full.
+ */
+ wait_event(ua->rate_feedback_wait,
+ ua->rate_feedback_count >= ua->playback.queue_length ||
+ !test_bit(USB_CAPTURE_RUNNING, &ua->states) ||
+ test_bit(DISCONNECTED, &ua->states));
+ if (test_bit(DISCONNECTED, &ua->states)) {
+ stop_usb_playback(ua);
+ return -ENODEV;
+ }
+ if (!test_bit(USB_CAPTURE_RUNNING, &ua->states)) {
+ stop_usb_playback(ua);
+ return -EIO;
+ }
+
+ for (i = 0; i < ua->playback.queue_length; ++i) {
+ /* all initial URBs contain silence */
+ spin_lock_irq(&ua->lock);
+ frames = ua->rate_feedback[ua->rate_feedback_start];
+ add_with_wraparound(ua, &ua->rate_feedback_start, 1);
+ ua->rate_feedback_count--;
+ spin_unlock_irq(&ua->lock);
+ urb = &ua->playback.urbs[i]->urb;
+ urb->iso_frame_desc[0].length =
+ frames * ua->playback.frame_bytes;
+ memset(urb->transfer_buffer, 0,
+ urb->iso_frame_desc[0].length);
+ }
+
+ set_bit(USB_PLAYBACK_RUNNING, &ua->states);
+ err = submit_stream_urbs(ua, &ua->playback);
+ if (err < 0)
+ stop_usb_playback(ua);
+ return err;
+}
+
+static void abort_alsa_capture(struct ua101 *ua)
+{
+ if (test_bit(ALSA_CAPTURE_RUNNING, &ua->states))
+ snd_pcm_stop(ua->capture.substream, SNDRV_PCM_STATE_XRUN);
+}
+
+static void abort_alsa_playback(struct ua101 *ua)
+{
+ if (test_bit(ALSA_PLAYBACK_RUNNING, &ua->states))
+ snd_pcm_stop(ua->playback.substream, SNDRV_PCM_STATE_XRUN);
+}
+
+static int set_stream_hw(struct ua101 *ua, struct snd_pcm_substream *substream,
+ unsigned int channels)
+{
+ int err;
+
+ substream->runtime->hw.info =
+ SNDRV_PCM_INFO_MMAP |
+ SNDRV_PCM_INFO_MMAP_VALID |
+ SNDRV_PCM_INFO_BATCH |
+ SNDRV_PCM_INFO_INTERLEAVED |
+ SNDRV_PCM_INFO_BLOCK_TRANSFER |
+ SNDRV_PCM_INFO_FIFO_IN_FRAMES;
+ substream->runtime->hw.formats = ua->format_bit;
+ substream->runtime->hw.rates = snd_pcm_rate_to_rate_bit(ua->rate);
+ substream->runtime->hw.rate_min = ua->rate;
+ substream->runtime->hw.rate_max = ua->rate;
+ substream->runtime->hw.channels_min = channels;
+ substream->runtime->hw.channels_max = channels;
+ substream->runtime->hw.buffer_bytes_max = 45000 * 1024;
+ substream->runtime->hw.period_bytes_min = 1;
+ substream->runtime->hw.period_bytes_max = UINT_MAX;
+ substream->runtime->hw.periods_min = 2;
+ substream->runtime->hw.periods_max = UINT_MAX;
+ err = snd_pcm_hw_constraint_minmax(substream->runtime,
+ SNDRV_PCM_HW_PARAM_PERIOD_TIME,
+ 1500000 / ua->packets_per_second,
+ 8192000);
+ if (err < 0)
+ return err;
+ err = snd_pcm_hw_constraint_msbits(substream->runtime, 0, 32, 24);
+ return err;
+}
+
+static int capture_pcm_open(struct snd_pcm_substream *substream)
+{
+ struct ua101 *ua = substream->private_data;
+ int err;
+
+ ua->capture.substream = substream;
+ err = set_stream_hw(ua, substream, ua->capture.channels);
+ if (err < 0)
+ return err;
+ substream->runtime->hw.fifo_size =
+ DIV_ROUND_CLOSEST(ua->rate, ua->packets_per_second);
+ substream->runtime->delay = substream->runtime->hw.fifo_size;
+
+ mutex_lock(&ua->mutex);
+ err = start_usb_capture(ua);
+ if (err >= 0)
+ set_bit(ALSA_CAPTURE_OPEN, &ua->states);
+ mutex_unlock(&ua->mutex);
+ return err;
+}
+
+static int playback_pcm_open(struct snd_pcm_substream *substream)
+{
+ struct ua101 *ua = substream->private_data;
+ int err;
+
+ ua->playback.substream = substream;
+ err = set_stream_hw(ua, substream, ua->playback.channels);
+ if (err < 0)
+ return err;
+ substream->runtime->hw.fifo_size =
+ DIV_ROUND_CLOSEST(ua->rate * ua->playback.queue_length,
+ ua->packets_per_second);
+
+ mutex_lock(&ua->mutex);
+ err = start_usb_capture(ua);
+ if (err < 0)
+ goto error;
+ err = start_usb_playback(ua);
+ if (err < 0) {
+ if (!test_bit(ALSA_CAPTURE_OPEN, &ua->states))
+ stop_usb_capture(ua);
+ goto error;
+ }
+ set_bit(ALSA_PLAYBACK_OPEN, &ua->states);
+error:
+ mutex_unlock(&ua->mutex);
+ return err;
+}
+
+static int capture_pcm_close(struct snd_pcm_substream *substream)
+{
+ struct ua101 *ua = substream->private_data;
+
+ mutex_lock(&ua->mutex);
+ clear_bit(ALSA_CAPTURE_OPEN, &ua->states);
+ if (!test_bit(ALSA_PLAYBACK_OPEN, &ua->states))
+ stop_usb_capture(ua);
+ mutex_unlock(&ua->mutex);
+ return 0;
+}
+
+static int playback_pcm_close(struct snd_pcm_substream *substream)
+{
+ struct ua101 *ua = substream->private_data;
+
+ mutex_lock(&ua->mutex);
+ stop_usb_playback(ua);
+ clear_bit(ALSA_PLAYBACK_OPEN, &ua->states);
+ if (!test_bit(ALSA_CAPTURE_OPEN, &ua->states))
+ stop_usb_capture(ua);
+ mutex_unlock(&ua->mutex);
+ return 0;
+}
+
+static int capture_pcm_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *hw_params)
+{
+ struct ua101 *ua = substream->private_data;
+ int err;
+
+ mutex_lock(&ua->mutex);
+ err = start_usb_capture(ua);
+ mutex_unlock(&ua->mutex);
+ if (err < 0)
+ return err;
+
+ return snd_pcm_alloc_vmalloc_buffer(substream,
+ params_buffer_bytes(hw_params));
+}
+
+static int playback_pcm_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *hw_params)
+{
+ struct ua101 *ua = substream->private_data;
+ int err;
+
+ mutex_lock(&ua->mutex);
+ err = start_usb_capture(ua);
+ if (err >= 0)
+ err = start_usb_playback(ua);
+ mutex_unlock(&ua->mutex);
+ if (err < 0)
+ return err;
+
+ return snd_pcm_alloc_vmalloc_buffer(substream,
+ params_buffer_bytes(hw_params));
+}
+
+static int ua101_pcm_hw_free(struct snd_pcm_substream *substream)
+{
+ snd_pcm_free_vmalloc_buffer(substream);
+ return 0;
+}
+
+static int capture_pcm_prepare(struct snd_pcm_substream *substream)
+{
+ struct ua101 *ua = substream->private_data;
+ int err;
+
+ mutex_lock(&ua->mutex);
+ err = start_usb_capture(ua);
+ mutex_unlock(&ua->mutex);
+ if (err < 0)
+ return err;
+
+ /*
+ * The EHCI driver schedules the first packet of an iso stream at 10 ms
+ * in the future, i.e., no data is actually captured for that long.
+ * Take the wait here so that the stream is known to be actually
+ * running when the start trigger has been called.
+ */
+ wait_event(ua->alsa_capture_wait,
+ test_bit(CAPTURE_URB_COMPLETED, &ua->states) ||
+ !test_bit(USB_CAPTURE_RUNNING, &ua->states));
+ if (test_bit(DISCONNECTED, &ua->states))
+ return -ENODEV;
+ if (!test_bit(USB_CAPTURE_RUNNING, &ua->states))
+ return -EIO;
+
+ ua->capture.period_pos = 0;
+ ua->capture.buffer_pos = 0;
+ return 0;
+}
+
+static int playback_pcm_prepare(struct snd_pcm_substream *substream)
+{
+ struct ua101 *ua = substream->private_data;
+ int err;
+
+ mutex_lock(&ua->mutex);
+ err = start_usb_capture(ua);
+ if (err >= 0)
+ err = start_usb_playback(ua);
+ mutex_unlock(&ua->mutex);
+ if (err < 0)
+ return err;
+
+ /* see the comment in capture_pcm_prepare() */
+ wait_event(ua->alsa_playback_wait,
+ test_bit(PLAYBACK_URB_COMPLETED, &ua->states) ||
+ !test_bit(USB_PLAYBACK_RUNNING, &ua->states));
+ if (test_bit(DISCONNECTED, &ua->states))
+ return -ENODEV;
+ if (!test_bit(USB_PLAYBACK_RUNNING, &ua->states))
+ return -EIO;
+
+ substream->runtime->delay = 0;
+ ua->playback.period_pos = 0;
+ ua->playback.buffer_pos = 0;
+ return 0;
+}
+
+static int capture_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
+{
+ struct ua101 *ua = substream->private_data;
+
+ switch (cmd) {
+ case SNDRV_PCM_TRIGGER_START:
+ if (!test_bit(USB_CAPTURE_RUNNING, &ua->states))
+ return -EIO;
+ set_bit(ALSA_CAPTURE_RUNNING, &ua->states);
+ return 0;
+ case SNDRV_PCM_TRIGGER_STOP:
+ clear_bit(ALSA_CAPTURE_RUNNING, &ua->states);
+ return 0;
+ default:
+ return -EINVAL;
+ }
+}
+
+static int playback_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
+{
+ struct ua101 *ua = substream->private_data;
+
+ switch (cmd) {
+ case SNDRV_PCM_TRIGGER_START:
+ if (!test_bit(USB_PLAYBACK_RUNNING, &ua->states))
+ return -EIO;
+ set_bit(ALSA_PLAYBACK_RUNNING, &ua->states);
+ return 0;
+ case SNDRV_PCM_TRIGGER_STOP:
+ clear_bit(ALSA_PLAYBACK_RUNNING, &ua->states);
+ return 0;
+ default:
+ return -EINVAL;
+ }
+}
+
+static inline snd_pcm_uframes_t ua101_pcm_pointer(struct ua101 *ua,
+ struct ua101_stream *stream)
+{
+ unsigned long flags;
+ unsigned int pos;
+
+ spin_lock_irqsave(&ua->lock, flags);
+ pos = stream->buffer_pos;
+ spin_unlock_irqrestore(&ua->lock, flags);
+ return pos;
+}
+
+static snd_pcm_uframes_t capture_pcm_pointer(struct snd_pcm_substream *subs)
+{
+ struct ua101 *ua = subs->private_data;
+
+ return ua101_pcm_pointer(ua, &ua->capture);
+}
+
+static snd_pcm_uframes_t playback_pcm_pointer(struct snd_pcm_substream *subs)
+{
+ struct ua101 *ua = subs->private_data;
+
+ return ua101_pcm_pointer(ua, &ua->playback);
+}
+
+static struct snd_pcm_ops capture_pcm_ops = {
+ .open = capture_pcm_open,
+ .close = capture_pcm_close,
+ .ioctl = snd_pcm_lib_ioctl,
+ .hw_params = capture_pcm_hw_params,
+ .hw_free = ua101_pcm_hw_free,
+ .prepare = capture_pcm_prepare,
+ .trigger = capture_pcm_trigger,
+ .pointer = capture_pcm_pointer,
+ .page = snd_pcm_get_vmalloc_page,
+};
+
+static struct snd_pcm_ops playback_pcm_ops = {
+ .open = playback_pcm_open,
+ .close = playback_pcm_close,
+ .ioctl = snd_pcm_lib_ioctl,
+ .hw_params = playback_pcm_hw_params,
+ .hw_free = ua101_pcm_hw_free,
+ .prepare = playback_pcm_prepare,
+ .trigger = playback_pcm_trigger,
+ .pointer = playback_pcm_pointer,
+ .page = snd_pcm_get_vmalloc_page,
+};
+
+static const struct uac_format_type_i_discrete_descriptor *
+find_format_descriptor(struct usb_interface *interface)
+{
+ struct usb_host_interface *alt;
+ u8 *extra;
+ int extralen;
+
+ if (interface->num_altsetting != 2) {
+ dev_err(&interface->dev, "invalid num_altsetting\n");
+ return NULL;
+ }
+
+ alt = &interface->altsetting[0];
+ if (alt->desc.bNumEndpoints != 0) {
+ dev_err(&interface->dev, "invalid bNumEndpoints\n");
+ return NULL;
+ }
+
+ alt = &interface->altsetting[1];
+ if (alt->desc.bNumEndpoints != 1) {
+ dev_err(&interface->dev, "invalid bNumEndpoints\n");
+ return NULL;
+ }
+
+ extra = alt->extra;
+ extralen = alt->extralen;
+ while (extralen >= sizeof(struct usb_descriptor_header)) {
+ struct uac_format_type_i_discrete_descriptor *desc;
+
+ desc = (struct uac_format_type_i_discrete_descriptor *)extra;
+ if (desc->bLength > extralen) {
+ dev_err(&interface->dev, "descriptor overflow\n");
+ return NULL;
+ }
+ if (desc->bLength == UAC_FORMAT_TYPE_I_DISCRETE_DESC_SIZE(1) &&
+ desc->bDescriptorType == USB_DT_CS_INTERFACE &&
+ desc->bDescriptorSubtype == UAC_FORMAT_TYPE) {
+ if (desc->bFormatType != UAC_FORMAT_TYPE_I_PCM ||
+ desc->bSamFreqType != 1) {
+ dev_err(&interface->dev,
+ "invalid format type\n");
+ return NULL;
+ }
+ return desc;
+ }
+ extralen -= desc->bLength;
+ extra += desc->bLength;
+ }
+ dev_err(&interface->dev, "sample format descriptor not found\n");
+ return NULL;
+}
+
+static int detect_usb_format(struct ua101 *ua)
+{
+ const struct uac_format_type_i_discrete_descriptor *fmt_capture;
+ const struct uac_format_type_i_discrete_descriptor *fmt_playback;
+ const struct usb_endpoint_descriptor *epd;
+ unsigned int rate2;
+
+ fmt_capture = find_format_descriptor(ua->intf[INTF_CAPTURE]);
+ fmt_playback = find_format_descriptor(ua->intf[INTF_PLAYBACK]);
+ if (!fmt_capture || !fmt_playback)
+ return -ENXIO;
+
+ switch (fmt_capture->bSubframeSize) {
+ case 3:
+ ua->format_bit = SNDRV_PCM_FMTBIT_S24_3LE;
+ break;
+ case 4:
+ ua->format_bit = SNDRV_PCM_FMTBIT_S32_LE;
+ break;
+ default:
+ dev_err(&ua->dev->dev, "sample width is not 24 or 32 bits\n");
+ return -ENXIO;
+ }
+ if (fmt_capture->bSubframeSize != fmt_playback->bSubframeSize) {
+ dev_err(&ua->dev->dev,
+ "playback/capture sample widths do not match\n");
+ return -ENXIO;
+ }
+
+ if (fmt_capture->bBitResolution != 24 ||
+ fmt_playback->bBitResolution != 24) {
+ dev_err(&ua->dev->dev, "sample width is not 24 bits\n");
+ return -ENXIO;
+ }
+
+ ua->rate = combine_triple(fmt_capture->tSamFreq[0]);
+ rate2 = combine_triple(fmt_playback->tSamFreq[0]);
+ if (ua->rate != rate2) {
+ dev_err(&ua->dev->dev,
+ "playback/capture rates do not match: %u/%u\n",
+ rate2, ua->rate);
+ return -ENXIO;
+ }
+
+ switch (ua->dev->speed) {
+ case USB_SPEED_FULL:
+ ua->packets_per_second = 1000;
+ break;
+ case USB_SPEED_HIGH:
+ ua->packets_per_second = 8000;
+ break;
+ default:
+ dev_err(&ua->dev->dev, "unknown device speed\n");
+ return -ENXIO;
+ }
+
+ ua->capture.channels = fmt_capture->bNrChannels;
+ ua->playback.channels = fmt_playback->bNrChannels;
+ ua->capture.frame_bytes =
+ fmt_capture->bSubframeSize * ua->capture.channels;
+ ua->playback.frame_bytes =
+ fmt_playback->bSubframeSize * ua->playback.channels;
+
+ epd = &ua->intf[INTF_CAPTURE]->altsetting[1].endpoint[0].desc;
+ if (!usb_endpoint_is_isoc_in(epd)) {
+ dev_err(&ua->dev->dev, "invalid capture endpoint\n");
+ return -ENXIO;
+ }
+ ua->capture.usb_pipe = usb_rcvisocpipe(ua->dev, usb_endpoint_num(epd));
+ ua->capture.max_packet_bytes = le16_to_cpu(epd->wMaxPacketSize);
+
+ epd = &ua->intf[INTF_PLAYBACK]->altsetting[1].endpoint[0].desc;
+ if (!usb_endpoint_is_isoc_out(epd)) {
+ dev_err(&ua->dev->dev, "invalid playback endpoint\n");
+ return -ENXIO;
+ }
+ ua->playback.usb_pipe = usb_sndisocpipe(ua->dev, usb_endpoint_num(epd));
+ ua->playback.max_packet_bytes = le16_to_cpu(epd->wMaxPacketSize);
+ return 0;
+}
+
+static int alloc_stream_buffers(struct ua101 *ua, struct ua101_stream *stream)
+{
+ unsigned int remaining_packets, packets, packets_per_page, i;
+ size_t size;
+
+ stream->queue_length = queue_length;
+ stream->queue_length = max(stream->queue_length,
+ (unsigned int)MIN_QUEUE_LENGTH);
+ stream->queue_length = min(stream->queue_length,
+ (unsigned int)MAX_QUEUE_LENGTH);
+
+ /*
+ * The cache pool sizes used by usb_buffer_alloc() (128, 512, 2048) are
+ * quite bad when used with the packet sizes of this device (e.g. 280,
+ * 520, 624). Therefore, we allocate and subdivide entire pages, using
+ * a smaller buffer only for the last chunk.
+ */
+ remaining_packets = stream->queue_length;
+ packets_per_page = PAGE_SIZE / stream->max_packet_bytes;
+ for (i = 0; i < ARRAY_SIZE(stream->buffers); ++i) {
+ packets = min(remaining_packets, packets_per_page);
+ size = packets * stream->max_packet_bytes;
+ stream->buffers[i].addr =
+ usb_buffer_alloc(ua->dev, size, GFP_KERNEL,
+ &stream->buffers[i].dma);
+ if (!stream->buffers[i].addr)
+ return -ENOMEM;
+ stream->buffers[i].size = size;
+ remaining_packets -= packets;
+ if (!remaining_packets)
+ break;
+ }
+ if (remaining_packets) {
+ dev_err(&ua->dev->dev, "too many packets\n");
+ return -ENXIO;
+ }
+ return 0;
+}
+
+static void free_stream_buffers(struct ua101 *ua, struct ua101_stream *stream)
+{
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(stream->buffers); ++i)
+ usb_buffer_free(ua->dev,
+ stream->buffers[i].size,
+ stream->buffers[i].addr,
+ stream->buffers[i].dma);
+}
+
+static int alloc_stream_urbs(struct ua101 *ua, struct ua101_stream *stream,
+ void (*urb_complete)(struct urb *))
+{
+ unsigned max_packet_size = stream->max_packet_bytes;
+ struct ua101_urb *urb;
+ unsigned int b, u = 0;
+
+ for (b = 0; b < ARRAY_SIZE(stream->buffers); ++b) {
+ unsigned int size = stream->buffers[b].size;
+ u8 *addr = stream->buffers[b].addr;
+ dma_addr_t dma = stream->buffers[b].dma;
+
+ while (size >= max_packet_size) {
+ if (u >= stream->queue_length)
+ goto bufsize_error;
+ urb = kmalloc(sizeof(*urb), GFP_KERNEL);
+ if (!urb)
+ return -ENOMEM;
+ usb_init_urb(&urb->urb);
+ urb->urb.dev = ua->dev;
+ urb->urb.pipe = stream->usb_pipe;
+ urb->urb.transfer_flags = URB_ISO_ASAP |
+ URB_NO_TRANSFER_DMA_MAP;
+ urb->urb.transfer_buffer = addr;
+ urb->urb.transfer_dma = dma;
+ urb->urb.transfer_buffer_length = max_packet_size;
+ urb->urb.number_of_packets = 1;
+ urb->urb.interval = 1;
+ urb->urb.context = ua;
+ urb->urb.complete = urb_complete;
+ urb->urb.iso_frame_desc[0].offset = 0;
+ urb->urb.iso_frame_desc[0].length = max_packet_size;
+ stream->urbs[u++] = urb;
+ size -= max_packet_size;
+ addr += max_packet_size;
+ dma += max_packet_size;
+ }
+ }
+ if (u == stream->queue_length)
+ return 0;
+bufsize_error:
+ dev_err(&ua->dev->dev, "internal buffer size error\n");
+ return -ENXIO;
+}
+
+static void free_stream_urbs(struct ua101_stream *stream)
+{
+ unsigned int i;
+
+ for (i = 0; i < stream->queue_length; ++i)
+ kfree(stream->urbs[i]);
+}
+
+static void free_usb_related_resources(struct ua101 *ua,
+ struct usb_interface *interface)
+{
+ unsigned int i;
+
+ free_stream_urbs(&ua->capture);
+ free_stream_urbs(&ua->playback);
+ free_stream_buffers(ua, &ua->capture);
+ free_stream_buffers(ua, &ua->playback);
+
+ for (i = 0; i < ARRAY_SIZE(ua->intf); ++i)
+ if (ua->intf[i]) {
+ usb_set_intfdata(ua->intf[i], NULL);
+ if (ua->intf[i] != interface)
+ usb_driver_release_interface(&ua101_driver,
+ ua->intf[i]);
+ }
+}
+
+static void ua101_card_free(struct snd_card *card)
+{
+ struct ua101 *ua = card->private_data;
+
+ mutex_destroy(&ua->mutex);
+}
+
+static int ua101_probe(struct usb_interface *interface,
+ const struct usb_device_id *usb_id)
+{
+ static const struct snd_usb_midi_endpoint_info midi_ep = {
+ .out_cables = 0x0001,
+ .in_cables = 0x0001
+ };
+ static const struct snd_usb_audio_quirk midi_quirk = {
+ .type = QUIRK_MIDI_FIXED_ENDPOINT,
+ .data = &midi_ep
+ };
+ struct snd_card *card;
+ struct ua101 *ua;
+ unsigned int card_index, i;
+ char usb_path[32];
+ int err;
+
+ if (interface->altsetting->desc.bInterfaceNumber != 0)
+ return -ENODEV;
+
+ mutex_lock(&devices_mutex);
+
+ for (card_index = 0; card_index < SNDRV_CARDS; ++card_index)
+ if (enable[card_index] && !(devices_used & (1 << card_index)))
+ break;
+ if (card_index >= SNDRV_CARDS) {
+ mutex_unlock(&devices_mutex);
+ return -ENOENT;
+ }
+ err = snd_card_create(index[card_index], id[card_index], THIS_MODULE,
+ sizeof(*ua), &card);
+ if (err < 0) {
+ mutex_unlock(&devices_mutex);
+ return err;
+ }
+ card->private_free = ua101_card_free;
+ ua = card->private_data;
+ ua->dev = interface_to_usbdev(interface);
+ ua->card = card;
+ ua->card_index = card_index;
+ INIT_LIST_HEAD(&ua->midi_list);
+ spin_lock_init(&ua->lock);
+ mutex_init(&ua->mutex);
+ INIT_LIST_HEAD(&ua->ready_playback_urbs);
+ tasklet_init(&ua->playback_tasklet,
+ playback_tasklet, (unsigned long)ua);
+ init_waitqueue_head(&ua->alsa_capture_wait);
+ init_waitqueue_head(&ua->rate_feedback_wait);
+ init_waitqueue_head(&ua->alsa_playback_wait);
+
+#ifdef UA1A_HACK
+ if (ua->dev->descriptor.idProduct == cpu_to_le16(0x0018)) {
+ ua->intf[2] = interface;
+ ua->intf[0] = usb_ifnum_to_if(ua->dev, 1);
+ ua->intf[1] = usb_ifnum_to_if(ua->dev, 2);
+ usb_driver_claim_interface(&ua101_driver, ua->intf[0], ua);
+ usb_driver_claim_interface(&ua101_driver, ua->intf[1], ua);
+ } else {
+#endif
+ ua->intf[0] = interface;
+ for (i = 1; i < ARRAY_SIZE(ua->intf); ++i) {
+ ua->intf[i] = usb_ifnum_to_if(ua->dev, i);
+ if (!ua->intf[i]) {
+ dev_err(&ua->dev->dev, "interface %u not found\n", i);
+ err = -ENXIO;
+ goto probe_error;
+ }
+ err = usb_driver_claim_interface(&ua101_driver,
+ ua->intf[i], ua);
+ if (err < 0) {
+ ua->intf[i] = NULL;
+ err = -EBUSY;
+ goto probe_error;
+ }
+ }
+#ifdef UA1A_HACK
+ }
+#endif
+
+ snd_card_set_dev(card, &interface->dev);
+
+#ifdef UA1A_HACK
+ if (ua->dev->descriptor.idProduct == cpu_to_le16(0x0018)) {
+ ua->format_bit = SNDRV_PCM_FMTBIT_S16_LE;
+ ua->rate = 44100;
+ ua->packets_per_second = 1000;
+ ua->capture.channels = 2;
+ ua->playback.channels = 2;
+ ua->capture.frame_bytes = 4;
+ ua->playback.frame_bytes = 4;
+ ua->capture.usb_pipe = usb_rcvisocpipe(ua->dev, 2);
+ ua->playback.usb_pipe = usb_sndisocpipe(ua->dev, 1);
+ ua->capture.max_packet_bytes = 192;
+ ua->playback.max_packet_bytes = 192;
+ } else {
+#endif
+ err = detect_usb_format(ua);
+ if (err < 0)
+ goto probe_error;
+#ifdef UA1A_HACK
+ }
+#endif
+
+ strcpy(card->driver, "UA-101");
+ strcpy(card->shortname, "UA-101");
+ usb_make_path(ua->dev, usb_path, sizeof(usb_path));
+ snprintf(ua->card->longname, sizeof(ua->card->longname),
+ "EDIROL UA-101 (serial %s), %u Hz at %s, %s speed",
+ ua->dev->serial ? ua->dev->serial : "?", ua->rate, usb_path,
+ ua->dev->speed == USB_SPEED_HIGH ? "high" : "full");
+
+ err = alloc_stream_buffers(ua, &ua->capture);
+ if (err < 0)
+ goto probe_error;
+ err = alloc_stream_buffers(ua, &ua->playback);
+ if (err < 0)
+ goto probe_error;
+
+ err = alloc_stream_urbs(ua, &ua->capture, capture_urb_complete);
+ if (err < 0)
+ goto probe_error;
+ err = alloc_stream_urbs(ua, &ua->playback, playback_urb_complete);
+ if (err < 0)
+ goto probe_error;
+
+ err = snd_pcm_new(card, "UA-101", 0, 1, 1, &ua->pcm);
+ if (err < 0)
+ goto probe_error;
+ ua->pcm->private_data = ua;
+ strcpy(ua->pcm->name, "UA-101");
+ snd_pcm_set_ops(ua->pcm, SNDRV_PCM_STREAM_PLAYBACK, &playback_pcm_ops);
+ snd_pcm_set_ops(ua->pcm, SNDRV_PCM_STREAM_CAPTURE, &capture_pcm_ops);
+
+#ifdef UA1A_HACK
+ if (ua->dev->descriptor.idProduct != cpu_to_le16(0x0018)) {
+#endif
+ err = snd_usbmidi_create(card, ua->intf[INTF_MIDI],
+ &ua->midi_list, &midi_quirk);
+ if (err < 0)
+ goto probe_error;
+#ifdef UA1A_HACK
+ }
+#endif
+
+ err = snd_card_register(card);
+ if (err < 0)
+ goto probe_error;
+
+ usb_set_intfdata(interface, ua);
+ devices_used |= 1 << card_index;
+
+ mutex_unlock(&devices_mutex);
+ return 0;
+
+probe_error:
+ free_usb_related_resources(ua, interface);
+ snd_card_free(card);
+ mutex_unlock(&devices_mutex);
+ return err;
+}
+
+static void ua101_disconnect(struct usb_interface *interface)
+{
+ struct ua101 *ua = usb_get_intfdata(interface);
+ struct list_head *midi;
+
+ if (!ua)
+ return;
+
+ mutex_lock(&devices_mutex);
+
+ set_bit(DISCONNECTED, &ua->states);
+ wake_up(&ua->rate_feedback_wait);
+
+ /* make sure that userspace cannot create new requests */
+ snd_card_disconnect(ua->card);
+
+ /* make sure that there are no pending USB requests */
+ __list_for_each(midi, &ua->midi_list)
+ snd_usbmidi_disconnect(midi);
+ abort_alsa_playback(ua);
+ abort_alsa_capture(ua);
+ mutex_lock(&ua->mutex);
+ stop_usb_playback(ua);
+ stop_usb_capture(ua);
+ mutex_unlock(&ua->mutex);
+
+ free_usb_related_resources(ua, interface);
+
+ devices_used &= ~(1 << ua->card_index);
+
+ snd_card_free_when_closed(ua->card);
+
+ mutex_unlock(&devices_mutex);
+}
+
+static struct usb_device_id ua101_ids[] = {
+#ifdef UA1A_HACK
+ { USB_DEVICE(0x0582, 0x0018) },
+#endif
+ { USB_DEVICE(0x0582, 0x007d) },
+ { USB_DEVICE(0x0582, 0x008d) },
+ { }
+};
+MODULE_DEVICE_TABLE(usb, ua101_ids);
+
+static struct usb_driver ua101_driver = {
+ .name = "snd-ua101",
+ .id_table = ua101_ids,
+ .probe = ua101_probe,
+ .disconnect = ua101_disconnect,
+#if 0
+ .suspend = ua101_suspend,
+ .resume = ua101_resume,
+#endif
+};
+
+static int __init alsa_card_ua101_init(void)
+{
+ return usb_register(&ua101_driver);
+}
+
+static void __exit alsa_card_ua101_exit(void)
+{
+ usb_deregister(&ua101_driver);
+ mutex_destroy(&devices_mutex);
+}
+
+module_init(alsa_card_ua101_init);
+module_exit(alsa_card_ua101_exit);
diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c
index b074a594c59..f352141cf8e 100644
--- a/sound/usb/usbaudio.c
+++ b/sound/usb/usbaudio.c
@@ -3142,59 +3142,6 @@ static int create_ua1000_quirk(struct snd_usb_audio *chip,
return 0;
}
-/*
- * Create a stream for an Edirol UA-101 interface.
- * Copy, paste and modify from Edirol UA-1000
- */
-static int create_ua101_quirk(struct snd_usb_audio *chip,
- struct usb_interface *iface,
- const struct snd_usb_audio_quirk *quirk)
-{
- static const struct audioformat ua101_format = {
- .format = SNDRV_PCM_FORMAT_S32_LE,
- .fmt_type = USB_FORMAT_TYPE_I,
- .altsetting = 1,
- .altset_idx = 1,
- .attributes = 0,
- .rates = SNDRV_PCM_RATE_CONTINUOUS,
- };
- struct usb_host_interface *alts;
- struct usb_interface_descriptor *altsd;
- struct audioformat *fp;
- int stream, err;
-
- if (iface->num_altsetting != 2)
- return -ENXIO;
- alts = &iface->altsetting[1];
- altsd = get_iface_desc(alts);
- if (alts->extralen != 18 || alts->extra[1] != USB_DT_CS_INTERFACE ||
- altsd->bNumEndpoints != 1)
- return -ENXIO;
-
- fp = kmemdup(&ua101_format, sizeof(*fp), GFP_KERNEL);
- if (!fp)
- return -ENOMEM;
-
- fp->channels = alts->extra[11];
- fp->iface = altsd->bInterfaceNumber;
- fp->endpoint = get_endpoint(alts, 0)->bEndpointAddress;
- fp->ep_attr = get_endpoint(alts, 0)->bmAttributes;
- fp->datainterval = parse_datainterval(chip, alts);
- fp->maxpacksize = le16_to_cpu(get_endpoint(alts, 0)->wMaxPacketSize);
- fp->rate_max = fp->rate_min = combine_triple(&alts->extra[15]);
-
- stream = (fp->endpoint & USB_DIR_IN)
- ? SNDRV_PCM_STREAM_CAPTURE : SNDRV_PCM_STREAM_PLAYBACK;
- err = add_audio_endpoint(chip, stream, fp);
- if (err < 0) {
- kfree(fp);
- return err;
- }
- /* FIXME: playback must be synchronized to capture */
- usb_set_interface(chip->dev, fp->iface, 0);
- return 0;
-}
-
static int snd_usb_create_quirk(struct snd_usb_audio *chip,
struct usb_interface *iface,
const struct snd_usb_audio_quirk *quirk);
@@ -3406,7 +3353,6 @@ static int snd_usb_create_quirk(struct snd_usb_audio *chip,
[QUIRK_AUDIO_STANDARD_INTERFACE] = create_standard_audio_quirk,
[QUIRK_AUDIO_FIXED_ENDPOINT] = create_fixed_stream_quirk,
[QUIRK_AUDIO_EDIROL_UA1000] = create_ua1000_quirk,
- [QUIRK_AUDIO_EDIROL_UA101] = create_ua101_quirk,
[QUIRK_AUDIO_EDIROL_UAXX] = create_uaxx_quirk
};
diff --git a/sound/usb/usbaudio.h b/sound/usb/usbaudio.h
index 40ba8115fb8..9826337c76b 100644
--- a/sound/usb/usbaudio.h
+++ b/sound/usb/usbaudio.h
@@ -159,7 +159,6 @@ enum quirk_type {
QUIRK_AUDIO_STANDARD_INTERFACE,
QUIRK_AUDIO_FIXED_ENDPOINT,
QUIRK_AUDIO_EDIROL_UA1000,
- QUIRK_AUDIO_EDIROL_UA101,
QUIRK_AUDIO_EDIROL_UAXX,
QUIRK_TYPE_COUNT
diff --git a/sound/usb/usbquirks.h b/sound/usb/usbquirks.h
index a892bda03df..bd6706c2d53 100644
--- a/sound/usb/usbquirks.h
+++ b/sound/usb/usbquirks.h
@@ -1266,37 +1266,6 @@ YAMAHA_DEVICE(0x7010, "UB99"),
}
}
},
-/* Roland UA-101 in High-Speed Mode only */
-{
- USB_DEVICE(0x0582, 0x007d),
- .driver_info = (unsigned long) & (const struct snd_usb_audio_quirk) {
- .vendor_name = "Roland",
- .product_name = "UA-101",
- .ifnum = QUIRK_ANY_INTERFACE,
- .type = QUIRK_COMPOSITE,
- .data = (const struct snd_usb_audio_quirk[]) {
- {
- .ifnum = 0,
- .type = QUIRK_AUDIO_EDIROL_UA101
- },
- {
- .ifnum = 1,
- .type = QUIRK_AUDIO_EDIROL_UA101
- },
- {
- .ifnum = 2,
- .type = QUIRK_MIDI_FIXED_ENDPOINT,
- .data = & (const struct snd_usb_midi_endpoint_info) {
- .out_cables = 0x0001,
- .in_cables = 0x0001
- }
- },
- {
- .ifnum = -1
- }
- }
- }
-},
{
/* has ID 0x0081 when not in "Advanced Driver" mode */
USB_DEVICE(0x0582, 0x0080),
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-02 17:23:25 +0000