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authorLinus Torvalds <torvalds@linux-foundation.org>2011-05-21 12:25:07 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-05-21 12:25:07 -0700
commitdcb4a1f0e0367efb813907e5083998bbb98b0456 (patch)
tree80b1edb72dd20ed20917e6c835bd49a0c0b52df2 /drivers/media
parentc21fd1a8c68ce3f49b00caf10337169262cfb8ad (diff)
parent105e53f863c04e1d9e5bb34bf753c9fdbce6a60c (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6: firewire: sbp2: parallelize login, reconnect, logout firewire: sbp2: octlet AT payloads can be stack-allocated firewire: sbp2: omit Scsi_Host lock from queuecommand firewire: core: use non-reentrant workqueue with rescuer firewire: optimize iso queueing by setting wake only after the last packet firewire: octlet AT payloads can be stack-allocated firewire: ohci: optimize find_branch_descriptor() firewire: ohci: avoid separate DMA mapping for small AT payloads firewire: ohci: do not start DMA contexts before link is enabled
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/dvb/firewire/firedtv-avc.c15
-rw-r--r--drivers/media/dvb/firewire/firedtv-fw.c1
2 files changed, 2 insertions, 14 deletions
diff --git a/drivers/media/dvb/firewire/firedtv-avc.c b/drivers/media/dvb/firewire/firedtv-avc.c
index fc5ccd8c923..21c52e3b522 100644
--- a/drivers/media/dvb/firewire/firedtv-avc.c
+++ b/drivers/media/dvb/firewire/firedtv-avc.c
@@ -1320,14 +1320,10 @@ static int cmp_read(struct firedtv *fdtv, u64 addr, __be32 *data)
{
int ret;
- mutex_lock(&fdtv->avc_mutex);
-
ret = fdtv_read(fdtv, addr, data);
if (ret < 0)
dev_err(fdtv->device, "CMP: read I/O error\n");
- mutex_unlock(&fdtv->avc_mutex);
-
return ret;
}
@@ -1335,18 +1331,9 @@ static int cmp_lock(struct firedtv *fdtv, u64 addr, __be32 data[])
{
int ret;
- mutex_lock(&fdtv->avc_mutex);
-
- /* data[] is stack-allocated and should not be DMA-mapped. */
- memcpy(fdtv->avc_data, data, 8);
-
- ret = fdtv_lock(fdtv, addr, fdtv->avc_data);
+ ret = fdtv_lock(fdtv, addr, data);
if (ret < 0)
dev_err(fdtv->device, "CMP: lock I/O error\n");
- else
- memcpy(data, fdtv->avc_data, 8);
-
- mutex_unlock(&fdtv->avc_mutex);
return ret;
}
diff --git a/drivers/media/dvb/firewire/firedtv-fw.c b/drivers/media/dvb/firewire/firedtv-fw.c
index 8022b743af9..864b6274c72 100644
--- a/drivers/media/dvb/firewire/firedtv-fw.c
+++ b/drivers/media/dvb/firewire/firedtv-fw.c
@@ -125,6 +125,7 @@ static void handle_iso(struct fw_iso_context *context, u32 cycle,
i = (i + 1) & (N_PACKETS - 1);
}
+ fw_iso_context_queue_flush(ctx->context);
ctx->current_packet = i;
}