196 static void usb6fire_pcm_capture(struct pcm_substream *sub, struct pcm_urb *urb)  in usb6fire_pcm_capture()  argument
214 		if (urb->packets[i].actual_length > 4)  in usb6fire_pcm_capture()
215 			frame_count = (urb->packets[i].actual_length - 4)  in usb6fire_pcm_capture()
221 			src = (u32 *) (urb->buffer + total_length);  in usb6fire_pcm_capture()
223 			src = (u32 *) (urb->buffer - 1 + total_length);  in usb6fire_pcm_capture()
227 		total_length += urb->packets[i].length;  in usb6fire_pcm_capture()
244 		struct pcm_urb *urb)  in usb6fire_pcm_playback()  argument
259 		dest = (u32 *) (urb->buffer - 1);  in usb6fire_pcm_playback()
261 		dest = (u32 *) (urb->buffer);  in usb6fire_pcm_playback()
270 		if (urb->packets[i].length > 4)  in usb6fire_pcm_playback()
271 			frame_count = (urb->packets[i].length - 4)  in usb6fire_pcm_playback()
290 static void usb6fire_pcm_in_urb_handler(struct urb *usb_urb)  in usb6fire_pcm_in_urb_handler()
379 static void usb6fire_pcm_out_urb_handler(struct urb *usb_urb)  in usb6fire_pcm_out_urb_handler()
381 	struct pcm_urb *urb = usb_urb->context;  in usb6fire_pcm_out_urb_handler()  local
382 	struct pcm_runtime *rt = urb->chip->pcm;  in usb6fire_pcm_out_urb_handler()
571 static void usb6fire_pcm_init_urb(struct pcm_urb *urb,  in usb6fire_pcm_init_urb()  argument
573 				  void (*handler)(struct urb *))  in usb6fire_pcm_init_urb()  argument
575 	urb->chip = chip;  in usb6fire_pcm_init_urb()
576 	usb_init_urb(&urb->instance);  in usb6fire_pcm_init_urb()
577 	urb->instance.transfer_buffer = urb->buffer;  in usb6fire_pcm_init_urb()
578 	urb->instance.transfer_buffer_length =  in usb6fire_pcm_init_urb()
580 	urb->instance.dev = chip->dev;  in usb6fire_pcm_init_urb()
581 	urb->instance.pipe = in ? usb_rcvisocpipe(chip->dev, ep)  in usb6fire_pcm_init_urb()
583 	urb->instance.interval = 1;  in usb6fire_pcm_init_urb()
584 	urb->instance.complete = handler;  in usb6fire_pcm_init_urb()
585 	urb->instance.context = urb;  in usb6fire_pcm_init_urb()
586 	urb->instance.number_of_packets = PCM_N_PACKETS_PER_URB;  in usb6fire_pcm_init_urb()