From e4ea644d3e59436f12e43df5d17fdf4fcf7c5fa7 Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Sat, 25 Dec 2010 07:15:22 -0300 Subject: [media] documentation: update some files to reflect the V4L1 compat removal Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- Documentation/video4linux/videobuf | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) (limited to 'Documentation/video4linux/videobuf') diff --git a/Documentation/video4linux/videobuf b/Documentation/video4linux/videobuf index 17a1f9abf26..1d00d7f15b8 100644 --- a/Documentation/video4linux/videobuf +++ b/Documentation/video4linux/videobuf @@ -247,8 +247,6 @@ calls. The relevant helper functions are: int nonblocking); int videobuf_streamon(struct videobuf_queue *q); int videobuf_streamoff(struct videobuf_queue *q); - int videobuf_cgmbuf(struct videobuf_queue *q, struct video_mbuf *mbuf, - int count); So, for example, a VIDIOC_REQBUFS call turns into a call to the driver's vidioc_reqbufs() callback which, in turn, usually only needs to locate the @@ -258,10 +256,7 @@ boilerplate in a lot of V4L2 drivers. The vidioc_streamon() and vidioc_streamoff() functions will be a bit more complex, of course, since they will also need to deal with starting and -stopping the capture engine. videobuf_cgmbuf(), called from the driver's -vidiocgmbuf() function, only exists if the V4L1 compatibility module has -been selected with CONFIG_VIDEO_V4L1_COMPAT, so its use must be surrounded -with #ifdef directives. +stopping the capture engine. Buffer allocation -- cgit v1.2.3-18-g5258