All media entities need a proper function. Otherwise a warning is shown
in dmesg:
uvcvideo 1-1:1.0: Entity type for entity GPIO was not initialized!
Please note that changes in virtual entities will not be considered a
uAPI change.
Cc: stable@vger.kernel.org
Fixes: 2886477ff987 ("media: uvcvideo: Implement UVC_EXT_GPIO_UNIT")
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
---
drivers/media/usb/uvc/uvc_entity.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/media/usb/uvc/uvc_entity.c b/drivers/media/usb/uvc/uvc_entity.c
index 3823ac9c8045b3ad8530372fd38983aaafbd775d..ee1007add243036f68b7014ca621813e461fa73d 100644
--- a/drivers/media/usb/uvc/uvc_entity.c
+++ b/drivers/media/usb/uvc/uvc_entity.c
@@ -85,6 +85,7 @@ static int uvc_mc_init_entity(struct uvc_video_chain *chain,
break;
case UVC_VC_PROCESSING_UNIT:
case UVC_VC_EXTENSION_UNIT:
+ case UVC_EXT_GPIO_UNIT:
/* For lack of a better option. */
function = MEDIA_ENT_F_PROC_VIDEO_PIXEL_FORMATTER;
break;
@@ -105,7 +106,6 @@ static int uvc_mc_init_entity(struct uvc_video_chain *chain,
case UVC_OTT_DISPLAY:
case UVC_OTT_MEDIA_TRANSPORT_OUTPUT:
case UVC_EXTERNAL_VENDOR_SPECIFIC:
- case UVC_EXT_GPIO_UNIT:
default:
function = MEDIA_ENT_F_V4L2_SUBDEV_UNKNOWN;
break;
--
2.51.0.536.g15c5d4f767-goog