From e4ea644d3e59436f12e43df5d17fdf4fcf7c5fa7 Mon Sep 17 00:00:00 2001
From: Hans Verkuil <hverkuil@xs4all.nl>
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 <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---
Documentation/video4linux/meye.txt | 10 ++--------
Documentation/video4linux/videobuf | 7 +------
2 files changed, 3 insertions(+), 14 deletions(-)
(limited to 'Documentation')
diff --git a/Documentation/video4linux/meye.txt b/Documentation/video4linux/meye.txt
index bf3af5fe558f..34e2842c70ae 100644
--- a/Documentation/video4linux/meye.txt
+++ b/Documentation/video4linux/meye.txt
@@ -45,8 +45,6 @@ module argument syntax (<param>=<value> when passing the option to the
module or meye.<param>=<value> on the kernel boot line when meye is
statically linked into the kernel). Those options are:
- forcev4l1: force use of V4L1 API instead of V4L2
-
gbuffers: number of capture buffers, default is 2 (32 max)
gbufsize: size of each capture buffer, default is 614400
@@ -79,9 +77,8 @@ Usage:
Private API:
------------
- The driver supports frame grabbing with the video4linux API
- (either v4l1 or v4l2), so all video4linux tools (like xawtv)
- should work with this driver.
+ The driver supports frame grabbing with the video4linux API,
+ so all video4linux tools (like xawtv) should work with this driver.
Besides the video4linux interface, the driver has a private interface
for accessing the Motion Eye extended parameters (camera sharpness,
@@ -123,7 +120,4 @@ Private API:
Bugs / Todo:
------------
- - the driver could be much cleaned up by removing the v4l1 support.
- However, this means all v4l1-only applications will stop working.
-
- 'motioneye' still uses the meye private v4l1 API extensions.
diff --git a/Documentation/video4linux/videobuf b/Documentation/video4linux/videobuf
index 17a1f9abf260..1d00d7f15b8f 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
--
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