The parameter of VIDIOC_REQBUFS is a pointer to struct v4l2_requestbuffers.
This structure has reserved fields which has to be filled with zeros
according to the V4L2 API specification, revision 0.24 [1].
The patch was tested with v4l-test 0.13 [2] with vivi driver.
References:
[1] V4L2 API specification, revision 0.24
http://v4l2spec.bytesex.org/spec/r13696.htm
[2] v4l-test: Test environment for Video For Linux Two API
http://v4l-test.sourceforge.net/
Signed-off-by: Márton Németh <[email protected]>
---
--- linux-2.6.30-rc3/drivers/media/video/v4l2-ioctl.c.orig 2009-04-22
05:07:00.000000000 +0200
+++ linux-2.6.30-rc3/drivers/media/video/v4l2-ioctl.c 2009-04-29
19:07:46.000000000 +0200
@@ -1818,6 +1818,7 @@ static unsigned long cmd_input_size(unsi
CMDINSIZE(G_SLICED_VBI_CAP, sliced_vbi_cap, type);
CMDINSIZE(ENUM_FRAMESIZES, frmsizeenum, pixel_format);
CMDINSIZE(ENUM_FRAMEINTERVALS, frmivalenum, height);
+ CMDINSIZE(REQBUFS, requestbuffers, memory);
default:
return _IOC_SIZE(cmd);
}
--
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