diff options
| author | Steven Toth <stoth@kernellabs.com> | 2010-09-05 16:49:43 +0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-10-21 13:55:19 +0400 |
| commit | a1c592b766ee94aaf0e2549b8ba4d0298c328484 (patch) | |
| tree | 7094d14f8f7bdb55c3f0ddeefda3fa35007dfda9 /drivers/media/video/saa7164 | |
| parent | 2e732d64416b243883f753e4a00960c3f3709317 (diff) | |
| download | linux-a1c592b766ee94aaf0e2549b8ba4d0298c328484.tar.xz | |
[media] saa7164: saa7164-buffer.c line 274 bugfix
Mark buffers free when the dvb dma engine stops.
Signed-off-by: Steven Toth <stoth@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/saa7164')
| -rw-r--r-- | drivers/media/video/saa7164/saa7164-dvb.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/media/video/saa7164/saa7164-dvb.c b/drivers/media/video/saa7164/saa7164-dvb.c index 2d21c01dea29..b305a01b3bde 100644 --- a/drivers/media/video/saa7164/saa7164-dvb.c +++ b/drivers/media/video/saa7164/saa7164-dvb.c @@ -143,6 +143,8 @@ static int saa7164_dvb_pause_port(struct saa7164_port *port) static int saa7164_dvb_stop_streaming(struct saa7164_port *port) { struct saa7164_dev *dev = port->dev; + struct saa7164_buffer *buf; + struct list_head *p, *q; int ret; dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr); @@ -151,6 +153,14 @@ static int saa7164_dvb_stop_streaming(struct saa7164_port *port) ret = saa7164_dvb_acquire_port(port); ret = saa7164_dvb_stop_port(port); + /* Mark the hardware buffers as free */ + mutex_lock(&port->dmaqueue_lock); + list_for_each_safe(p, q, &port->dmaqueue.list) { + buf = list_entry(p, struct saa7164_buffer, list); + buf->flags = SAA7164_BUFFER_FREE; + } + mutex_unlock(&port->dmaqueue_lock); + return ret; } |