diff options
| author | Hans Verkuil <hans.verkuil@cisco.com> | 2011-06-28 10:40:42 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-07-27 17:53:20 -0300 |
| commit | 5138870d68ffbf6fcdf019af5b2ce78bc5a1f837 (patch) | |
| tree | 41a7aac0a33e67679a0d9a5e98775b827fd0d28c /drivers/media/video | |
| parent | c7a52f8dced9ee325b8e3a16a5ac07d191fc3d9b (diff) | |
[media] ivtv: add control event support
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video')
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-fileops.c | 11 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-ioctl.c | 2 |
2 files changed, 10 insertions, 3 deletions
diff --git a/drivers/media/video/ivtv/ivtv-fileops.c b/drivers/media/video/ivtv/ivtv-fileops.c index a7f54b010a5c..353142d01446 100644 --- a/drivers/media/video/ivtv/ivtv-fileops.c +++ b/drivers/media/video/ivtv/ivtv-fileops.c @@ -750,6 +750,7 @@ unsigned int ivtv_v4l2_enc_poll(struct file *filp, poll_table * wait) struct ivtv *itv = id->itv; struct ivtv_stream *s = &itv->streams[id->type]; int eof = test_bit(IVTV_F_S_STREAMOFF, &s->s_flags); + unsigned res = 0; /* Start a capture if there is none */ if (!eof && !test_bit(IVTV_F_S_STREAMING, &s->s_flags)) { @@ -769,12 +770,16 @@ unsigned int ivtv_v4l2_enc_poll(struct file *filp, poll_table * wait) /* add stream's waitq to the poll list */ IVTV_DEBUG_HI_FILE("Encoder poll\n"); poll_wait(filp, &s->waitq, wait); + if (v4l2_event_pending(&id->fh)) + res |= POLLPRI; + else + poll_wait(filp, &id->fh.events->wait, wait); if (s->q_full.length || s->q_io.length) - return POLLIN | POLLRDNORM; + return res | POLLIN | POLLRDNORM; if (eof) - return POLLHUP; - return 0; + return res | POLLHUP; + return res; } void ivtv_stop_capture(struct ivtv_open_id *id, int gop_end) diff --git a/drivers/media/video/ivtv/ivtv-ioctl.c b/drivers/media/video/ivtv/ivtv-ioctl.c index 707399893de1..ff75d07097b2 100644 --- a/drivers/media/video/ivtv/ivtv-ioctl.c +++ b/drivers/media/video/ivtv/ivtv-ioctl.c @@ -1451,6 +1451,8 @@ static int ivtv_subscribe_event(struct v4l2_fh *fh, struct v4l2_event_subscripti case V4L2_EVENT_VSYNC: case V4L2_EVENT_EOS: break; + case V4L2_EVENT_CTRL: + return v4l2_ctrl_subscribe_fh(fh, sub, 0); default: return -EINVAL; } |