case V4L2_CID_AUTO_FOCUS_START:
        case V4L2_CID_AUTO_FOCUS_STOP:
                *type = V4L2_CTRL_TYPE_BUTTON;
-               *flags |= V4L2_CTRL_FLAG_WRITE_ONLY;
+               *flags |= V4L2_CTRL_FLAG_WRITE_ONLY |
+                         V4L2_CTRL_FLAG_EXECUTE_ON_WRITE;
                *min = *max = *step = *def = 0;
                break;
        case V4L2_CID_POWER_LINE_FREQUENCY:
        case V4L2_CID_FOCUS_RELATIVE:
        case V4L2_CID_IRIS_RELATIVE:
        case V4L2_CID_ZOOM_RELATIVE:
-               *flags |= V4L2_CTRL_FLAG_WRITE_ONLY;
+               *flags |= V4L2_CTRL_FLAG_WRITE_ONLY |
+                         V4L2_CTRL_FLAG_EXECUTE_ON_WRITE;
                break;
        case V4L2_CID_FLASH_STROBE_STATUS:
        case V4L2_CID_AUTO_FOCUS_STATUS:
 
        sz_extra = 0;
        if (type == V4L2_CTRL_TYPE_BUTTON)
-               flags |= V4L2_CTRL_FLAG_WRITE_ONLY;
+               flags |= V4L2_CTRL_FLAG_WRITE_ONLY |
+                       V4L2_CTRL_FLAG_EXECUTE_ON_WRITE;
        else if (type == V4L2_CTRL_TYPE_CTRL_CLASS)
                flags |= V4L2_CTRL_FLAG_READ_ONLY;
        else if (type == V4L2_CTRL_TYPE_INTEGER64 ||