[media] v4l2: add v4l2_prio_state to v4l2_device and video_device
Integrate the v4l2_prio_state into the core, ready for use.
One struct v4l2_prio_state is added to v4l2_device and a pointer
to a prio state is added to video_device.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h
index 9193703..3700127 100644
--- a/include/media/v4l2-dev.h
+++ b/include/media/v4l2-dev.h
@@ -89,6 +89,9 @@
/* Control handler associated with this device node. May be NULL. */
struct v4l2_ctrl_handler *ctrl_handler;
+ /* Priority state. If NULL, then v4l2_dev->prio will be used. */
+ struct v4l2_prio_state *prio;
+
/* device info */
char name[32];
int vfl_type;
diff --git a/include/media/v4l2-device.h b/include/media/v4l2-device.h
index 0c2bd30..3b72328 100644
--- a/include/media/v4l2-device.h
+++ b/include/media/v4l2-device.h
@@ -23,6 +23,7 @@
#include <media/media-device.h>
#include <media/v4l2-subdev.h>
+#include <media/v4l2-dev.h>
/* Each instance of a V4L2 device should create the v4l2_device struct,
either stand-alone or embedded in a larger struct.
@@ -55,6 +56,8 @@
unsigned int notification, void *arg);
/* The control handler. May be NULL. */
struct v4l2_ctrl_handler *ctrl_handler;
+ /* Device's priority state */
+ struct v4l2_prio_state prio;
/* BKL replacement mutex. Temporary solution only. */
struct mutex ioctl_lock;
};