diff options
| author | Andy Walls <awalls@radix.net> | 2008-11-05 04:49:14 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-11-11 11:11:33 +0100 |
| commit | 1d6782bda5c1fb2bca44af50647b45427d8ef4ec (patch) | |
| tree | 11cc68f4410ca4850ff3d874900f628ed9326064 /drivers/media/video/cx18/cx18-queue.c | |
| parent | V4L/DVB (9557): gspca: Small changes for the sensor HV7131B in zc3xx. (diff) | |
| download | linux-1d6782bda5c1fb2bca44af50647b45427d8ef4ec.tar.xz linux-1d6782bda5c1fb2bca44af50647b45427d8ef4ec.zip | |
V4L/DVB (9516): cx18: Move DVB buffer transfer handling from irq handler to work_queue
cx18: Move DVB buffer transfer handling from irq handler to work_queue thread.
In order to properly lock the epu2cpu mailbox for driver to CX23418 commands,
the DVB/TS buffer handling needs to be moved from the IRQ handler and IRQ
context to a work queue. This work_queue implmentation is strikingly similar
to the ivtv implementation - for better or worse.
Signed-off-by: Andy Walls <awalls@radix.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/cx18/cx18-queue.c')
| -rw-r--r-- | drivers/media/video/cx18/cx18-queue.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/media/video/cx18/cx18-queue.c b/drivers/media/video/cx18/cx18-queue.c index a33ba04a2686..174682c2582f 100644 --- a/drivers/media/video/cx18/cx18-queue.c +++ b/drivers/media/video/cx18/cx18-queue.c @@ -88,15 +88,13 @@ struct cx18_buffer *cx18_queue_get_buf_irq(struct cx18_stream *s, u32 id, if (buf->id != id) continue; + buf->bytesused = bytesused; - /* the transport buffers are handled differently, - they are not moved to the full queue */ - if (s->type != CX18_ENC_STREAM_TYPE_TS) { - atomic_dec(&s->q_free.buffers); - atomic_inc(&s->q_full.buffers); - s->q_full.bytesused += buf->bytesused; - list_move_tail(&buf->list, &s->q_full.list); - } + atomic_dec(&s->q_free.buffers); + atomic_inc(&s->q_full.buffers); + s->q_full.bytesused += buf->bytesused; + list_move_tail(&buf->list, &s->q_full.list); + spin_unlock(&s->qlock); return buf; } |