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Diffstat (limited to 'drivers/media/video/v4l2-subdev.c')
-rw-r--r--drivers/media/video/v4l2-subdev.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/media/video/v4l2-subdev.c b/drivers/media/video/v4l2-subdev.c
index b7967c9dc4ae..65ade5f03c2e 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;
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