DEB_D(("VIDIOCGMBUF \n"));
q = &fh->video_q;
- mutex_lock(&q->lock);
err = videobuf_mmap_setup(q,gbuffers,gbufsize,
V4L2_MEMORY_MMAP);
- if (err < 0) {
- mutex_unlock(&q->lock);
+ if (err < 0)
return err;
- }
gbuffers = err;
memset(mbuf,0,sizeof(*mbuf));
mbuf->size = gbuffers * gbufsize;
for (i = 0; i < gbuffers; i++)
mbuf->offsets[i] = i * gbufsize;
- mutex_unlock(&q->lock);
return 0;
}
#endif
{
struct saa7146_vv *vv = dev->vv_data;
- buf->vb.state = STATE_ACTIVE;
+ buf->vb.state = VIDEOBUF_ACTIVE;
saa7146_set_capture(dev,buf,next);
mod_timer(&vv->video_q.timeout, jiffies+BUFFER_TIMEOUT);
saa7146_dma_free(dev,q,buf);
}
- if (STATE_NEEDS_INIT == buf->vb.state) {
+ if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
struct saa7146_format *sfmt;
buf->vb.bytesperline = fh->video_fmt.bytesperline;
if (err)
goto oops;
}
- buf->vb.state = STATE_PREPARED;
+ buf->vb.state = VIDEOBUF_PREPARED;
buf->activate = buffer_activate;
return 0;
err = saa7146_stop_preview(fh);
}
- // release all capture buffers
- mutex_lock(&q->lock);
- videobuf_read_stop(q);
- mutex_unlock(&q->lock);
+ videobuf_stop(q);
/* hmm, why is this function declared void? */
/* return err */
/* only finish the buffer if we have one... */
if( NULL != q->curr ) {
- saa7146_buffer_finish(dev,q,STATE_DONE);
+ saa7146_buffer_finish(dev,q,VIDEOBUF_DONE);
}
saa7146_buffer_next(dev,q,0);