V4L/DVB (9318): v4l2-int-if: Add command to get slave private data.

vidioc_int_g_priv is used to get master's slave-related private data
structure. The structure can contain for example master's configuration
specific to slave.

Signed-off-by: Sakari Ailus <sakari.ailus@nokia.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Sakari Ailus 2008-10-18 12:23:45 -03:00 committed by Mauro Carvalho Chehab
parent 11fc9a4a44
commit 96014a957c

View file

@ -184,6 +184,11 @@ enum v4l2_int_ioctl_num {
vidioc_int_dev_exit_num,
/* Set device power state: 0 is off, non-zero is on. */
vidioc_int_s_power_num,
/*
* Get slave private data, e.g. platform-specific slave
* configuration used by the master.
*/
vidioc_int_g_priv_num,
/* Get slave interface parameters. */
vidioc_int_g_ifparm_num,
/* Does the slave need to be reset after VIDIOC_DQBUF? */
@ -267,6 +272,7 @@ V4L2_INT_WRAPPER_1(s_parm, struct v4l2_streamparm, *);
V4L2_INT_WRAPPER_0(dev_init);
V4L2_INT_WRAPPER_0(dev_exit);
V4L2_INT_WRAPPER_1(s_power, int, );
V4L2_INT_WRAPPER_1(g_priv, void, *);
V4L2_INT_WRAPPER_1(g_ifparm, struct v4l2_ifparm, *);
V4L2_INT_WRAPPER_1(g_needs_reset, void, *);