diff options
Diffstat (limited to 'drivers/media/video/v4l2-subdev.c')
| -rw-r--r-- | drivers/media/video/v4l2-subdev.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/media/video/v4l2-subdev.c b/drivers/media/video/v4l2-subdev.c index b7967c9dc4a..65ade5f03c2 100644 --- a/drivers/media/video/v4l2-subdev.c +++ b/drivers/media/video/v4l2-subdev.c @@ -24,6 +24,7 @@ #include <linux/slab.h> #include <linux/types.h> #include <linux/videodev2.h> +#include <linux/export.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-device.h> @@ -173,6 +174,25 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg) case VIDIOC_UNSUBSCRIBE_EVENT: return v4l2_subdev_call(sd, core, unsubscribe_event, vfh, arg); + +#ifdef CONFIG_VIDEO_ADV_DEBUG + case VIDIOC_DBG_G_REGISTER: + { + struct v4l2_dbg_register *p = arg; + + if (!capable(CAP_SYS_ADMIN)) + return -EPERM; + return v4l2_subdev_call(sd, core, g_register, p); + } + case VIDIOC_DBG_S_REGISTER: + { + struct v4l2_dbg_register *p = arg; + + if (!capable(CAP_SYS_ADMIN)) + return -EPERM; + return v4l2_subdev_call(sd, core, s_register, p); + } +#endif #if defined(CONFIG_VIDEO_V4L2_SUBDEV_API) case VIDIOC_SUBDEV_G_FMT: { struct v4l2_subdev_format *format = arg; |