diff options
| author | Paul Mackerras <paulus@samba.org> | 2008-06-30 10:16:50 +1000 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2008-06-30 10:16:50 +1000 |
| commit | e9a4b6a3f6592862a67837e80aad3f50468857a6 (patch) | |
| tree | 087420cf91ac922c7e99757c4490a605ec7b10f2 /drivers/media/video/cx18/cx18-dvb.c | |
| parent | 441dbb500b4344a8e3125e5aabab4f9dbf72514f (diff) | |
| parent | 1702b52092e9a6d05398d3f9581ddc050ef00d06 (diff) | |
Merge branch 'linux-2.6'
Diffstat (limited to 'drivers/media/video/cx18/cx18-dvb.c')
| -rw-r--r-- | drivers/media/video/cx18/cx18-dvb.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/media/video/cx18/cx18-dvb.c b/drivers/media/video/cx18/cx18-dvb.c index c9744173f96..cae38985b13 100644 --- a/drivers/media/video/cx18/cx18-dvb.c +++ b/drivers/media/video/cx18/cx18-dvb.c @@ -69,11 +69,21 @@ static int cx18_dvb_start_feed(struct dvb_demux_feed *feed) struct dvb_demux *demux = feed->demux; struct cx18_stream *stream = (struct cx18_stream *) demux->priv; struct cx18 *cx = stream->cx; - int ret = -EINVAL; + int ret; u32 v; CX18_DEBUG_INFO("Start feed: pid = 0x%x index = %d\n", feed->pid, feed->index); + + mutex_lock(&cx->serialize_lock); + ret = cx18_init_on_first_open(cx); + mutex_unlock(&cx->serialize_lock); + if (ret) { + CX18_ERR("Failed to initialize firmware starting DVB feed\n"); + return ret; + } + ret = -EINVAL; + switch (cx->card->type) { case CX18_CARD_HVR_1600_ESMT: case CX18_CARD_HVR_1600_SAMSUNG: @@ -101,6 +111,11 @@ static int cx18_dvb_start_feed(struct dvb_demux_feed *feed) if (stream->dvb.feeding++ == 0) { CX18_DEBUG_INFO("Starting Transport DMA\n"); ret = cx18_start_v4l2_encode_stream(stream); + if (ret < 0) { + CX18_DEBUG_INFO( + "Failed to start Transport DMA\n"); + stream->dvb.feeding--; + } } else ret = 0; mutex_unlock(&stream->dvb.feedlock); |