descstart 31 sound/usb/helper.c void *snd_usb_find_desc(void *descstart, int desclen, void *after, u8 dtype) descstart 35 sound/usb/helper.c p = descstart; descstart 7 sound/usb/helper.h void *snd_usb_find_desc(void *descstart, int desclen, void *after, u8 dtype); descstart 8 sound/usb/helper.h void *snd_usb_find_csint_desc(void *descstart, int desclen, void *after, u8 dsubtype);