91 				  u->urb->transfer_buffer,  in release_urb_ctx()
92 				  u->urb->transfer_dma);  in release_urb_ctx()
93 	usb_free_urb(u->urb);  in release_urb_ctx()
94 	u->urb = NULL;  in release_urb_ctx()
166 		ep->retire_data_urb(ep->data_subs, urb_ctx->urb);  in retire_outbound_urb()
172 	struct urb *urb = urb_ctx->urb;  in retire_inbound_urb()  local
180 		snd_usb_handle_sync_urb(ep->sync_slave, ep, urb);  in retire_inbound_urb()
183 		ep->retire_data_urb(ep->data_subs, urb);  in retire_inbound_urb()
193 	struct urb *urb = ctx->urb;  in prepare_outbound_urb()  local
194 	unsigned char *cp = urb->transfer_buffer;  in prepare_outbound_urb()
196 	urb->dev = ep->chip->dev; /* we need to set this at each time */  in prepare_outbound_urb()
201 			ep->prepare_data_urb(ep->data_subs, urb);  in prepare_outbound_urb()
213 				urb->iso_frame_desc[i].offset = offs * ep->stride;  in prepare_outbound_urb()
214 				urb->iso_frame_desc[i].length = counts * ep->stride;  in prepare_outbound_urb()
218 			urb->number_of_packets = ctx->packets;  in prepare_outbound_urb()
219 			urb->transfer_buffer_length = offs * ep->stride;  in prepare_outbound_urb()
220 			memset(urb->transfer_buffer, ep->silence_value,  in prepare_outbound_urb()
231 			urb->iso_frame_desc[0].length = 4;  in prepare_outbound_urb()
232 			urb->iso_frame_desc[0].offset = 0;  in prepare_outbound_urb()
242 			urb->iso_frame_desc[0].length = 3;  in prepare_outbound_urb()
243 			urb->iso_frame_desc[0].offset = 0;  in prepare_outbound_urb()
260 	struct urb *urb = urb_ctx->urb;  in prepare_inbound_urb()  local
262 	urb->dev = ep->chip->dev; /* we need to set this at each time */  in prepare_inbound_urb()
268 			urb->iso_frame_desc[i].offset = offs;  in prepare_inbound_urb()
269 			urb->iso_frame_desc[i].length = ep->curpacksize;  in prepare_inbound_urb()
273 		urb->transfer_buffer_length = offs;  in prepare_inbound_urb()
274 		urb->number_of_packets = urb_ctx->packets;  in prepare_inbound_urb()
278 		urb->iso_frame_desc[0].length = min(4u, ep->syncmaxsize);  in prepare_inbound_urb()
279 		urb->iso_frame_desc[0].offset = 0;  in prepare_inbound_urb()
305 		struct urb *urb;  in queue_pending_output_urbs()  local
325 		urb = ctx->urb;  in queue_pending_output_urbs()
334 		err = usb_submit_urb(ctx->urb, GFP_ATOMIC);  in queue_pending_output_urbs()
338 				ctx->index, err, ctx->urb);  in queue_pending_output_urbs()
347 static void snd_complete_urb(struct urb *urb)  in snd_complete_urb()  argument
349 	struct snd_urb_ctx *ctx = urb->context;  in snd_complete_urb()
355 	if (unlikely(urb->status == -ENOENT ||		/* unlinked */  in snd_complete_urb()
356 		     urb->status == -ENODEV ||		/* device removed */  in snd_complete_urb()
357 		     urb->status == -ECONNRESET ||	/* unlinked */  in snd_complete_urb()
358 		     urb->status == -ESHUTDOWN))	/* device disabled */  in snd_complete_urb()
389 	err = usb_submit_urb(urb, GFP_ATOMIC);  in snd_complete_urb()
549 				struct urb *u = ep->urb[i].urb;  in deactivate_urbs()
574 		release_urb_ctx(&ep->urb[i]);  in release_urbs()
710 		struct snd_urb_ctx *u = &ep->urb[i];  in data_ep_set_params()
718 		u->urb = usb_alloc_urb(u->packets, GFP_KERNEL);  in data_ep_set_params()
719 		if (!u->urb)  in data_ep_set_params()
722 		u->urb->transfer_buffer =  in data_ep_set_params()
724 					   GFP_KERNEL, &u->urb->transfer_dma);  in data_ep_set_params()
725 		if (!u->urb->transfer_buffer)  in data_ep_set_params()
727 		u->urb->pipe = ep->pipe;  in data_ep_set_params()
728 		u->urb->transfer_flags = URB_NO_TRANSFER_DMA_MAP;  in data_ep_set_params()
729 		u->urb->interval = 1 << ep->datainterval;  in data_ep_set_params()
730 		u->urb->context = u;  in data_ep_set_params()
731 		u->urb->complete = snd_complete_urb;  in data_ep_set_params()
755 		struct snd_urb_ctx *u = &ep->urb[i];  in sync_ep_set_params()
759 		u->urb = usb_alloc_urb(1, GFP_KERNEL);  in sync_ep_set_params()
760 		if (!u->urb)  in sync_ep_set_params()
762 		u->urb->transfer_buffer = ep->syncbuf + i * 4;  in sync_ep_set_params()
763 		u->urb->transfer_dma = ep->sync_dma + i * 4;  in sync_ep_set_params()
764 		u->urb->transfer_buffer_length = 4;  in sync_ep_set_params()
765 		u->urb->pipe = ep->pipe;  in sync_ep_set_params()
766 		u->urb->transfer_flags = URB_NO_TRANSFER_DMA_MAP;  in sync_ep_set_params()
767 		u->urb->number_of_packets = 1;  in sync_ep_set_params()
768 		u->urb->interval = 1 << ep->syncinterval;  in sync_ep_set_params()
769 		u->urb->context = u;  in sync_ep_set_params()
770 		u->urb->complete = snd_complete_urb;  in sync_ep_set_params()
905 			struct snd_urb_ctx *ctx = ep->urb + i;  in snd_usb_endpoint_start()
913 		struct urb *urb = ep->urb[i].urb;  in snd_usb_endpoint_start()  local
915 		if (snd_BUG_ON(!urb))  in snd_usb_endpoint_start()
919 			prepare_outbound_urb(ep, urb->context);  in snd_usb_endpoint_start()
921 			prepare_inbound_urb(ep, urb->context);  in snd_usb_endpoint_start()
924 		err = usb_submit_urb(urb, GFP_ATOMIC);  in snd_usb_endpoint_start()
1034 			     const struct urb *urb)  in snd_usb_handle_sync_urb()  argument
1056 		in_ctx = urb->context;  in snd_usb_handle_sync_urb()
1060 			if (urb->iso_frame_desc[i].status == 0)  in snd_usb_handle_sync_urb()
1061 				bytes += urb->iso_frame_desc[i].actual_length;  in snd_usb_handle_sync_urb()
1085 			if (urb->iso_frame_desc[i].status == 0)  in snd_usb_handle_sync_urb()
1087 					urb->iso_frame_desc[i].actual_length / sender->stride;  in snd_usb_handle_sync_urb()
1115 	if (urb->iso_frame_desc[0].status != 0 ||  in snd_usb_handle_sync_urb()
1116 	    urb->iso_frame_desc[0].actual_length < 3)  in snd_usb_handle_sync_urb()
1119 	f = le32_to_cpup(urb->transfer_buffer);  in snd_usb_handle_sync_urb()
1120 	if (urb->iso_frame_desc[0].actual_length == 3)  in snd_usb_handle_sync_urb()