diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-21 16:50:31 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-21 16:50:31 -0800 |
commit | 13a3cec8443290b082af2a5254562aca247fe591 (patch) | |
tree | 5c873a2c9333be348266234ac5d7101caa1b6d7d /Documentation | |
parent | 973c9f4f49ca96a53bcf6384c4c59ccd26c33906 (diff) | |
parent | 88914bdf8c677ebd7e797adac05e47303fd6ac77 (diff) |
Merge branch 'media_fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
* 'media_fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (101 commits)
[media] staging/lirc: fix mem leaks and ptr err usage
[media] hdpvr: reduce latency of i2c read/write w/recycled buffer
[media] hdpvr: enable IR part
[media] rc/mceusb: timeout should be in ns, not us
[media] v4l2-device: fix 'use-after-freed' oops
[media] v4l2-dev: don't memset video_device.dev
[media] zoran: use video_device_alloc instead of kmalloc
[media] w9966: zero device state after a detach
[media] v4l: Fix a use-before-set in the control framework
[media] v4l: Include linux/videodev2.h in media/v4l2-ctrls.h
[media] DocBook/v4l: update V4L2 revision and update copyright years
[media] DocBook/v4l: fix validation error in dev-rds.xml
[media] v4l2-ctrls: queryctrl shouldn't attempt to replace V4L2_CID_PRIVATE_BASE IDs
[media] v4l2-ctrls: fix missing 'read-only' check
[media] pvrusb2: Provide more information about IR units to lirc_zilog and ir-kbd-i2c
[media] ir-kbd-i2c: Add back defaults setting for Zilog Z8's at addr 0x71
[media] lirc_zilog: Update TODO.lirc_zilog
[media] lirc_zilog: Add Andy Walls to copyright notice and authors list
[media] lirc_zilog: Remove useless struct i2c_driver.command function
[media] lirc_zilog: Remove unneeded tests for existence of the IR Tx function
...
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/DocBook/dvb/dvbapi.xml | 2 | ||||
-rw-r--r-- | Documentation/DocBook/media.tmpl | 4 | ||||
-rw-r--r-- | Documentation/DocBook/v4l/dev-rds.xml | 6 | ||||
-rw-r--r-- | Documentation/DocBook/v4l/v4l2.xml | 3 | ||||
-rw-r--r-- | Documentation/video4linux/v4l2-controls.txt | 12 |
5 files changed, 21 insertions, 6 deletions
diff --git a/Documentation/DocBook/dvb/dvbapi.xml b/Documentation/DocBook/dvb/dvbapi.xml index e3a97fdd62a..ad8678d4891 100644 --- a/Documentation/DocBook/dvb/dvbapi.xml +++ b/Documentation/DocBook/dvb/dvbapi.xml @@ -28,7 +28,7 @@ <holder>Convergence GmbH</holder> </copyright> <copyright> - <year>2009-2010</year> + <year>2009-2011</year> <holder>Mauro Carvalho Chehab</holder> </copyright> diff --git a/Documentation/DocBook/media.tmpl b/Documentation/DocBook/media.tmpl index f11048d4053..a99088aae1a 100644 --- a/Documentation/DocBook/media.tmpl +++ b/Documentation/DocBook/media.tmpl @@ -28,7 +28,7 @@ <title>LINUX MEDIA INFRASTRUCTURE API</title> <copyright> - <year>2009-2010</year> + <year>2009-2011</year> <holder>LinuxTV Developers</holder> </copyright> @@ -86,7 +86,7 @@ Foundation. A copy of the license is included in the chapter entitled </author> </authorgroup> <copyright> - <year>2009-2010</year> + <year>2009-2011</year> <holder>Mauro Carvalho Chehab</holder> </copyright> diff --git a/Documentation/DocBook/v4l/dev-rds.xml b/Documentation/DocBook/v4l/dev-rds.xml index 360d2737e64..2427f54397e 100644 --- a/Documentation/DocBook/v4l/dev-rds.xml +++ b/Documentation/DocBook/v4l/dev-rds.xml @@ -75,6 +75,7 @@ as follows:</para> </section> <section> + <title>RDS datastructures</title> <table frame="none" pgwide="1" id="v4l2-rds-data"> <title>struct <structname>v4l2_rds_data</structname></title> @@ -129,10 +130,11 @@ as follows:</para> <table frame="none" pgwide="1" id="v4l2-rds-block-codes"> <title>Block defines</title> - <tgroup cols="3"> + <tgroup cols="4"> <colspec colname="c1" colwidth="1*" /> <colspec colname="c2" colwidth="1*" /> - <colspec colname="c3" colwidth="5*" /> + <colspec colname="c3" colwidth="1*" /> + <colspec colname="c4" colwidth="5*" /> <tbody valign="top"> <row> <entry>V4L2_RDS_BLOCK_MSK</entry> diff --git a/Documentation/DocBook/v4l/v4l2.xml b/Documentation/DocBook/v4l/v4l2.xml index 839e93e875a..9288af96de3 100644 --- a/Documentation/DocBook/v4l/v4l2.xml +++ b/Documentation/DocBook/v4l/v4l2.xml @@ -100,6 +100,7 @@ Remote Controller chapter.</contrib> <year>2008</year> <year>2009</year> <year>2010</year> + <year>2011</year> <holder>Bill Dirks, Michael H. Schimek, Hans Verkuil, Martin Rubli, Andy Walls, Muralidharan Karicheri, Mauro Carvalho Chehab</holder> </copyright> @@ -381,7 +382,7 @@ and discussions on the V4L mailing list.</revremark> </partinfo> <title>Video for Linux Two API Specification</title> - <subtitle>Revision 2.6.33</subtitle> + <subtitle>Revision 2.6.38</subtitle> <chapter id="common"> &sub-common; diff --git a/Documentation/video4linux/v4l2-controls.txt b/Documentation/video4linux/v4l2-controls.txt index 8773778d23f..881e7f44491 100644 --- a/Documentation/video4linux/v4l2-controls.txt +++ b/Documentation/video4linux/v4l2-controls.txt @@ -285,6 +285,9 @@ implement g_volatile_ctrl like this: The 'new value' union is not used in g_volatile_ctrl. In general controls that need to implement g_volatile_ctrl are read-only controls. +Note that if one or more controls in a control cluster are marked as volatile, +then all the controls in the cluster are seen as volatile. + To mark a control as volatile you have to set the is_volatile flag: ctrl = v4l2_ctrl_new_std(&sd->ctrl_handler, ...); @@ -462,6 +465,15 @@ pointer to the v4l2_ctrl_ops struct that is used for that cluster. Obviously, all controls in the cluster array must be initialized to either a valid control or to NULL. +In rare cases you might want to know which controls of a cluster actually +were set explicitly by the user. For this you can check the 'is_new' flag of +each control. For example, in the case of a volume/mute cluster the 'is_new' +flag of the mute control would be set if the user called VIDIOC_S_CTRL for +mute only. If the user would call VIDIOC_S_EXT_CTRLS for both mute and volume +controls, then the 'is_new' flag would be 1 for both controls. + +The 'is_new' flag is always 1 when called from v4l2_ctrl_handler_setup(). + VIDIOC_LOG_STATUS Support ========================= |