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authorMauro Carvalho Chehab <mchehab@redhat.com>2008-12-14 01:11:29 -0200
committerMauro Carvalho Chehab <mchehab@redhat.com>2008-12-14 01:11:29 -0200
commita8b91214d1d10d63bca3f2f9f8d4670f46a0b782 (patch)
treea66ea5b43a176a253b5722c3fb1c6e9b23e5fb5d /linux/drivers/media/video/cx18/cx18-fileops.c
parent97b478e31ccddc358a73628542bb2d32983abeac (diff)
parent61a2de789c256e6a8c6c184ed07b18f06b19e1dd (diff)
downloadmediapointer-dvb-s2-a8b91214d1d10d63bca3f2f9f8d4670f46a0b782.tar.gz
mediapointer-dvb-s2-a8b91214d1d10d63bca3f2f9f8d4670f46a0b782.tar.bz2
merge: http://linuxtv.org/hg/~awalls/v4l-dvb
From: Mauro Carvalho Chehab <mchehab@redhat.com> Priority: normal Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'linux/drivers/media/video/cx18/cx18-fileops.c')
-rw-r--r--linux/drivers/media/video/cx18/cx18-fileops.c37
1 files changed, 13 insertions, 24 deletions
diff --git a/linux/drivers/media/video/cx18/cx18-fileops.c b/linux/drivers/media/video/cx18/cx18-fileops.c
index 45b5f402e..ef4589ef6 100644
--- a/linux/drivers/media/video/cx18/cx18-fileops.c
+++ b/linux/drivers/media/video/cx18/cx18-fileops.c
@@ -67,12 +67,11 @@ static int cx18_claim_stream(struct cx18_open_id *id, int type)
}
s->id = id->open_id;
- /* CX18_DEC_STREAM_TYPE_MPG needs to claim CX18_DEC_STREAM_TYPE_VBI,
- CX18_ENC_STREAM_TYPE_MPG needs to claim CX18_ENC_STREAM_TYPE_VBI
+ /* CX18_ENC_STREAM_TYPE_MPG needs to claim CX18_ENC_STREAM_TYPE_VBI
(provided VBI insertion is on and sliced VBI is selected), for all
other streams we're done */
if (type == CX18_ENC_STREAM_TYPE_MPG &&
- cx->vbi.insert_mpeg && cx->vbi.sliced_in->service_set) {
+ cx->vbi.insert_mpeg && !cx18_raw_vbi(cx)) {
vbi_type = CX18_ENC_STREAM_TYPE_VBI;
} else {
return 0;
@@ -224,8 +223,10 @@ static struct cx18_buffer *cx18_get_buffer(struct cx18_stream *s, int non_block,
!test_bit(CX18_F_S_APPL_IO, &s_vbi->s_flags)) {
while ((buf = cx18_dequeue(s_vbi, &s_vbi->q_full))) {
/* byteswap and process VBI data */
-/* cx18_process_vbi_data(cx, buf, s_vbi->dma_pts, s_vbi->type); */
- cx18_enqueue(s_vbi, buf, &s_vbi->q_free);
+ cx18_process_vbi_data(cx, buf,
+ s_vbi->dma_pts,
+ s_vbi->type);
+ cx18_stream_put_buf_fw(s_vbi, buf);
}
}
buf = &cx->vbi.sliced_mpeg_buf;
@@ -233,11 +234,6 @@ static struct cx18_buffer *cx18_get_buffer(struct cx18_stream *s, int non_block,
return buf;
}
- /* do we have leftover data? */
- buf = cx18_dequeue(s, &s->q_io);
- if (buf)
- return buf;
-
/* do we have new data? */
buf = cx18_dequeue(s, &s->q_full);
if (buf) {
@@ -301,7 +297,7 @@ static size_t cx18_copy_buf_to_user(struct cx18_stream *s,
if (len > ucount)
len = ucount;
if (cx->vbi.insert_mpeg && s->type == CX18_ENC_STREAM_TYPE_MPG &&
- cx->vbi.sliced_in->service_set && buf != &cx->vbi.sliced_mpeg_buf) {
+ !cx18_raw_vbi(cx) && buf != &cx->vbi.sliced_mpeg_buf) {
const char *start = buf->buf + buf->readpos;
const char *p = start + 1;
const u8 *q;
@@ -376,8 +372,7 @@ static ssize_t cx18_read(struct cx18_stream *s, char __user *ubuf,
/* Each VBI buffer is one frame, the v4l2 API says that for VBI the
frames should arrive one-by-one, so make sure we never output more
than one VBI frame at a time */
- if (s->type == CX18_ENC_STREAM_TYPE_VBI &&
- cx->vbi.sliced_in->service_set)
+ if (s->type == CX18_ENC_STREAM_TYPE_VBI && !cx18_raw_vbi(cx))
single_frame = 1;
for (;;) {
@@ -404,16 +399,10 @@ static ssize_t cx18_read(struct cx18_stream *s, char __user *ubuf,
tot_count - tot_written);
if (buf != &cx->vbi.sliced_mpeg_buf) {
- if (buf->readpos == buf->bytesused) {
- cx18_buf_sync_for_device(s, buf);
- cx18_enqueue(s, buf, &s->q_free);
- cx18_vapi(cx, CX18_CPU_DE_SET_MDL, 5,
- s->handle,
- (void __iomem *)&cx->scb->cpu_mdl[buf->id] -
- cx->enc_mem,
- 1, buf->id, s->buf_size);
- } else
- cx18_enqueue(s, buf, &s->q_io);
+ if (buf->readpos == buf->bytesused)
+ cx18_stream_put_buf_fw(s, buf);
+ else
+ cx18_push(s, buf, &s->q_full);
} else if (buf->readpos == buf->bytesused) {
int idx = cx->vbi.inserted_frame % CX18_VBI_FRAMES;
@@ -557,7 +546,7 @@ unsigned int cx18_v4l2_enc_poll(struct file *filp, poll_table *wait)
CX18_DEBUG_HI_FILE("Encoder poll\n");
poll_wait(filp, &s->waitq, wait);
- if (atomic_read(&s->q_full.buffers) || atomic_read(&s->q_io.buffers))
+ if (atomic_read(&s->q_full.buffers))
return POLLIN | POLLRDNORM;
if (eof)
return POLLHUP;