31 	struct urb instance;
261 static bool hiface_pcm_playback(struct pcm_substream *sub, struct pcm_urb *urb)  in hiface_pcm_playback()  argument
264 	struct device *device = &urb->chip->dev->dev;  in hiface_pcm_playback()
278 		memcpy_swahw32(urb->buffer, source, PCM_PACKET_SIZE);  in hiface_pcm_playback()
290 		memcpy_swahw32(urb->buffer, source, len);  in hiface_pcm_playback()
293 		memcpy_swahw32(urb->buffer + len, source,  in hiface_pcm_playback()
308 static void hiface_pcm_out_urb_handler(struct urb *usb_urb)  in hiface_pcm_out_urb_handler()
527 static int hiface_pcm_init_urb(struct pcm_urb *urb,  in hiface_pcm_init_urb()  argument
530 			       void (*handler)(struct urb *))  in hiface_pcm_init_urb()  argument
532 	urb->chip = chip;  in hiface_pcm_init_urb()
533 	usb_init_urb(&urb->instance);  in hiface_pcm_init_urb()
535 	urb->buffer = kzalloc(PCM_PACKET_SIZE, GFP_KERNEL);  in hiface_pcm_init_urb()
536 	if (!urb->buffer)  in hiface_pcm_init_urb()
539 	usb_fill_bulk_urb(&urb->instance, chip->dev,  in hiface_pcm_init_urb()
540 			  usb_sndbulkpipe(chip->dev, ep), (void *)urb->buffer,  in hiface_pcm_init_urb()
541 			  PCM_PACKET_SIZE, handler, urb);  in hiface_pcm_init_urb()
542 	init_usb_anchor(&urb->submitted);  in hiface_pcm_init_urb()