stk_try_fmt_vid_cap  964 drivers/media/usb/stkwebcam/stk-webcam.c 	return stk_try_fmt_vid_cap(filp, fmtd, NULL);
stk_try_fmt_vid_cap 1018 drivers/media/usb/stkwebcam/stk-webcam.c 	ret = stk_try_fmt_vid_cap(filp, fmtd, &idx);