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authorHans Verkuil <hverkuil@xs4all.nl>2011-02-05 08:10:38 -0500
committerMauro Carvalho Chehab <mchehab@redhat.com>2011-03-21 19:32:12 -0400
commit7ee40aadabd59b6cab60835f0ef9cdbe385df438 (patch)
tree61e8856b6c2d159f489ec0147bedb190ac951fcf /Documentation/feature-removal-schedule.txt
parentdae86ccbc3c185aebfc396e8e668aa3d73d748d8 (diff)
[media] v4l: removal of old, obsolete ioctls
Some ioctl's were defined wrong on 2.6.2 and 2.6.6, using the wrong type of R/W arguments. They were fixed, but the old ioctl names are still there, maintained to avoid breaking binary compatibility: There's no sense on preserving those forever, as it is very doubtful that someone would try to use a such old binary with a modern kernel. Removing them will allow us to remove some magic done at the V4L ioctl handler. Note that any application compiled with a videodev2.h from 2.6.7 or later will be using the correct ioctls. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'Documentation/feature-removal-schedule.txt')
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diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt
index 08e0df12df37..61fb823e5a95 100644
--- a/Documentation/feature-removal-schedule.txt
+++ b/Documentation/feature-removal-schedule.txt
@@ -97,27 +97,6 @@ Who: Pavel Machek <pavel@ucw.cz>
97 97
98--------------------------- 98---------------------------
99 99
100What: Video4Linux: Remove obsolete ioctl's
101When: kernel 2.6.39
102Files: include/media/videodev2.h
103Why: Some ioctl's were defined wrong on 2.6.2 and 2.6.6, using the wrong
104 type of R/W arguments. They were fixed, but the old ioctl names are
105 still there, maintained to avoid breaking binary compatibility:
106 #define VIDIOC_OVERLAY_OLD _IOWR('V', 14, int)
107 #define VIDIOC_S_PARM_OLD _IOW('V', 22, struct v4l2_streamparm)
108 #define VIDIOC_S_CTRL_OLD _IOW('V', 28, struct v4l2_control)
109 #define VIDIOC_G_AUDIO_OLD _IOWR('V', 33, struct v4l2_audio)
110 #define VIDIOC_G_AUDOUT_OLD _IOWR('V', 49, struct v4l2_audioout)
111 #define VIDIOC_CROPCAP_OLD _IOR('V', 58, struct v4l2_cropcap)
112 There's no sense on preserving those forever, as it is very doubtful
113 that someone would try to use a such old binary with a modern kernel.
114 Removing them will allow us to remove some magic done at the V4L ioctl
115 handler.
116
117Who: Mauro Carvalho Chehab <mchehab@infradead.org>
118
119---------------------------
120
121What: sys_sysctl 100What: sys_sysctl
122When: September 2010 101When: September 2010
123Option: CONFIG_SYSCTL_SYSCALL 102Option: CONFIG_SYSCTL_SYSCALL