From: Randy Dunlap <randy.dunlap@xxxxxxxxxx> The USB gadget webcam driver uses V4L2 interfaces, so it should depend on VIDEO_V4L2 instead of VIDEO_DEV. This fixes a lot of build errors when V4L2 is not enabled: ERROR: "v4l2_event_unsubscribe" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "v4l2_event_queue" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "video_device_release" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "video_usercopy" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "v4l2_event_dequeue" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "video_register_device" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "video_device_alloc" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "v4l2_event_subscribe" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "video_unregister_device" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "v4l2_fh_init" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "v4l2_event_pending" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "v4l2_event_init" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "video_devdata" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "v4l2_event_alloc" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "v4l2_fh_add" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "v4l2_fh_del" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "v4l2_fh_exit" [drivers/usb/gadget/g_webcam.ko] undefined! ERROR: "v4l2_ctrl_fill" [drivers/media/video/v4l2-common.ko] undefined! ERROR: "v4l2_ctrl_get_menu" [drivers/media/video/v4l2-common.ko] undefined! ERROR: "v4l2_device_unregister_subdev" [drivers/media/video/v4l2-common.ko] undefined! ERROR: "v4l2_device_register_subdev" [drivers/media/video/v4l2-common.ko] undefined! Signed-off-by: Randy Dunlap <randy.dunlap@xxxxxxxxxx> Cc: David Brownell <dbrownell@xxxxxxxxxxxxxxxxxxxxx> --- drivers/usb/gadget/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- linux-next-20100809.orig/drivers/usb/gadget/Kconfig +++ linux-next-20100809/drivers/usb/gadget/Kconfig @@ -947,7 +947,7 @@ endif # or video class gadget drivers), or specific hardware, here. config USB_G_WEBCAM tristate "USB Webcam Gadget" - depends on VIDEO_DEV + depends on VIDEO_V4L2 help The Webcam Gadget acts as a composite USB Audio and Video Class device. It provides a userspace API to process UVC control requests -- To unsubscribe from this list: send the line "unsubscribe linux-next" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html