[media] v4l2-subdev: add start/end messages for log_status

Add the start and end messages for log_status when called from a
subdev device node.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/video/v4l2-subdev.c b/drivers/media/video/v4l2-subdev.c
index 41d118e..6fe88e9 100644 (file)
--- a/drivers/media/video/v4l2-subdev.c
+++ b/drivers/media/video/v4l2-subdev.c
@@ -194,8 +194,16 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg)
        }
 #endif
 
-       case VIDIOC_LOG_STATUS:
-               return v4l2_subdev_call(sd, core, log_status);
+       case VIDIOC_LOG_STATUS: {
+               int ret;
+
+               pr_info("%s: =================  START STATUS  =================\n",
+                       sd->name);
+               ret = v4l2_subdev_call(sd, core, log_status);
+               pr_info("%s: ==================  END STATUS  ==================\n",
+                       sd->name);
+               return ret;
+       }
 
 #if defined(CONFIG_VIDEO_V4L2_SUBDEV_API)
        case VIDIOC_SUBDEV_G_FMT: {