Messages in this thread | | | Date | Mon, 21 Jun 2010 09:00:49 -0700 | From | Randy Dunlap <> | Subject | Re: linux-next: Tree for June 21 (staging/easycap) |
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On Mon, 21 Jun 2010 17:00:56 +1000 Stephen Rothwell wrote:
> Hi all, > > Changes since 20100618:
When CONFIG_USB is not enabled:
ERROR: "usb_kill_urb" [drivers/staging/easycap/easycap.ko] undefined! ERROR: "usb_deregister_dev" [drivers/staging/easycap/easycap.ko] undefined! ERROR: "video_register_device" [drivers/staging/easycap/easycap.ko] undefined! ERROR: "usb_deregister" [drivers/staging/easycap/easycap.ko] undefined! ERROR: "video_unregister_device" [drivers/staging/easycap/easycap.ko] undefined! ERROR: "usb_set_interface" [drivers/staging/easycap/easycap.ko] undefined! ERROR: "usb_register_dev" [drivers/staging/easycap/easycap.ko] undefined! ERROR: "usb_control_msg" [drivers/staging/easycap/easycap.ko] undefined! ERROR: "usb_submit_urb" [drivers/staging/easycap/easycap.ko] undefined! ERROR: "usb_get_dev" [drivers/staging/easycap/easycap.ko] undefined! ERROR: "usb_find_interface" [drivers/staging/easycap/easycap.ko] undefined! ERROR: "usb_register_driver" [drivers/staging/easycap/easycap.ko] undefined! ERROR: "usb_free_urb" [drivers/staging/easycap/easycap.ko] undefined! ERROR: "usb_alloc_urb" [drivers/staging/easycap/easycap.ko] undefined!
Adding "depends on USB" to EASYCAP is a good start. After that and enabling CONFIG_USB, build of easycap gets:
ERROR: "video_register_device" [drivers/staging/easycap/easycap.ko] undefined! ERROR: "video_unregister_device" [drivers/staging/easycap/easycap.ko] undefined!
because there is no media/video support enabled. Also no SOUND enabled, so I expect there to be build errors associated with sound also, meaning that the Kconfig file should probably modified with something like
config EASYCAP + depends on USB && VIDEO_DEV && SND
This is something that the driver author should know the answer to and submit a patch for.
--- ~Randy *** Remember to use Documentation/SubmitChecklist when testing your code ***
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