prepare_data_urb 62 sound/usb/card.h void (*prepare_data_urb) (struct snd_usb_substream *subs, prepare_data_urb 227 sound/usb/endpoint.c if (ep->prepare_data_urb) { prepare_data_urb 228 sound/usb/endpoint.c ep->prepare_data_urb(ep->data_subs, urb); prepare_data_urb 531 sound/usb/endpoint.c ep->prepare_data_urb = NULL; prepare_data_urb 582 sound/usb/endpoint.c ep->prepare_data_urb = NULL; prepare_data_urb 1731 sound/usb/pcm.c subs->data_endpoint->prepare_data_urb = prepare_playback_urb; prepare_data_urb 1740 sound/usb/pcm.c subs->data_endpoint->prepare_data_urb = NULL;