Hi Randy, Thanks for the patch. On Monday 09 August 2010 19:55:20 Randy Dunlap wrote: > 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! All those symbols should be defined when VIDEO_DEV is selected. > ERROR: "v4l2_ctrl_fill" [drivers/media/video/v4l2-common.ko] undefined! > ERROR: "v4l2_ctrl_get_menu" [drivers/media/video/v4l2-common.ko] undefined! Those 2 symbols require VIDEO_V4L2 but are not used by the webcam gadget driver. > ERROR: "v4l2_device_unregister_subdev" [drivers/media/video/v4l2-common.ko] > undefined! > ERROR: "v4l2_device_register_subdev" [drivers/media/video/v4l2-common.ko] > undefined! Those two symbols should be defined when VIDEO_DEV is selected. They are not used by the webcam gadget driver. -- Regards, Laurent Pinchart -- 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