79 	struct ath6kl_usb_pipe *pipe;  member
130 ath6kl_usb_alloc_urb_from_pipe(struct ath6kl_usb_pipe *pipe)  in ath6kl_usb_alloc_urb_from_pipe()  argument
135 	spin_lock_irqsave(&pipe->ar_usb->cs_lock, flags);  in ath6kl_usb_alloc_urb_from_pipe()
136 	if (!list_empty(&pipe->urb_list_head)) {  in ath6kl_usb_alloc_urb_from_pipe()
138 		    list_first_entry(&pipe->urb_list_head,  in ath6kl_usb_alloc_urb_from_pipe()
141 		pipe->urb_cnt--;  in ath6kl_usb_alloc_urb_from_pipe()
143 	spin_unlock_irqrestore(&pipe->ar_usb->cs_lock, flags);  in ath6kl_usb_alloc_urb_from_pipe()
148 static void ath6kl_usb_free_urb_to_pipe(struct ath6kl_usb_pipe *pipe,  in ath6kl_usb_free_urb_to_pipe()  argument
153 	spin_lock_irqsave(&pipe->ar_usb->cs_lock, flags);  in ath6kl_usb_free_urb_to_pipe()
154 	pipe->urb_cnt++;  in ath6kl_usb_free_urb_to_pipe()
156 	list_add(&urb_context->link, &pipe->urb_list_head);  in ath6kl_usb_free_urb_to_pipe()
157 	spin_unlock_irqrestore(&pipe->ar_usb->cs_lock, flags);  in ath6kl_usb_free_urb_to_pipe()
165 	ath6kl_usb_free_urb_to_pipe(urb_context->pipe, urb_context);  in ath6kl_usb_cleanup_recv_urb()
174 static int ath6kl_usb_alloc_pipe_resources(struct ath6kl_usb_pipe *pipe,  in ath6kl_usb_alloc_pipe_resources()  argument
180 	INIT_LIST_HEAD(&pipe->urb_list_head);  in ath6kl_usb_alloc_pipe_resources()
181 	init_usb_anchor(&pipe->urb_submitted);  in ath6kl_usb_alloc_pipe_resources()
191 		urb_context->pipe = pipe;  in ath6kl_usb_alloc_pipe_resources()
197 		pipe->urb_alloc++;  in ath6kl_usb_alloc_pipe_resources()
198 		ath6kl_usb_free_urb_to_pipe(pipe, urb_context);  in ath6kl_usb_alloc_pipe_resources()
203 		   pipe->logical_pipe_num, pipe->usb_pipe_handle,  in ath6kl_usb_alloc_pipe_resources()
204 		   pipe->urb_alloc);  in ath6kl_usb_alloc_pipe_resources()
210 static void ath6kl_usb_free_pipe_resources(struct ath6kl_usb_pipe *pipe)  in ath6kl_usb_free_pipe_resources()  argument
214 	if (pipe->ar_usb == NULL) {  in ath6kl_usb_free_pipe_resources()
222 		   pipe->logical_pipe_num, pipe->usb_pipe_handle,  in ath6kl_usb_free_pipe_resources()
223 		   pipe->urb_alloc, pipe->urb_cnt);  in ath6kl_usb_free_pipe_resources()
225 	if (pipe->urb_alloc != pipe->urb_cnt) {  in ath6kl_usb_free_pipe_resources()
229 			   pipe->logical_pipe_num, pipe->usb_pipe_handle,  in ath6kl_usb_free_pipe_resources()
230 			   pipe->urb_alloc, pipe->urb_cnt);  in ath6kl_usb_free_pipe_resources()
234 		urb_context = ath6kl_usb_alloc_urb_from_pipe(pipe);  in ath6kl_usb_free_pipe_resources()
300 	struct ath6kl_usb_pipe *pipe;  in ath6kl_usb_setup_pipe_resources()  local
344 		pipe = &ar_usb->pipes[pipe_num];  in ath6kl_usb_setup_pipe_resources()
345 		if (pipe->ar_usb != NULL) {  in ath6kl_usb_setup_pipe_resources()
350 		pipe->ar_usb = ar_usb;  in ath6kl_usb_setup_pipe_resources()
351 		pipe->logical_pipe_num = pipe_num;  in ath6kl_usb_setup_pipe_resources()
352 		pipe->ep_address = endpoint->bEndpointAddress;  in ath6kl_usb_setup_pipe_resources()
353 		pipe->max_packet_size = le16_to_cpu(endpoint->wMaxPacketSize);  in ath6kl_usb_setup_pipe_resources()
356 			if (ATH6KL_USB_IS_DIR_IN(pipe->ep_address)) {  in ath6kl_usb_setup_pipe_resources()
357 				pipe->usb_pipe_handle =  in ath6kl_usb_setup_pipe_resources()
359 						    pipe->ep_address);  in ath6kl_usb_setup_pipe_resources()
361 				pipe->usb_pipe_handle =  in ath6kl_usb_setup_pipe_resources()
363 						    pipe->ep_address);  in ath6kl_usb_setup_pipe_resources()
366 			if (ATH6KL_USB_IS_DIR_IN(pipe->ep_address)) {  in ath6kl_usb_setup_pipe_resources()
367 				pipe->usb_pipe_handle =  in ath6kl_usb_setup_pipe_resources()
369 						   pipe->ep_address);  in ath6kl_usb_setup_pipe_resources()
371 				pipe->usb_pipe_handle =  in ath6kl_usb_setup_pipe_resources()
373 						   pipe->ep_address);  in ath6kl_usb_setup_pipe_resources()
377 			if (ATH6KL_USB_IS_DIR_IN(pipe->ep_address)) {  in ath6kl_usb_setup_pipe_resources()
378 				pipe->usb_pipe_handle =  in ath6kl_usb_setup_pipe_resources()
380 						    pipe->ep_address);  in ath6kl_usb_setup_pipe_resources()
382 				pipe->usb_pipe_handle =  in ath6kl_usb_setup_pipe_resources()
384 						    pipe->ep_address);  in ath6kl_usb_setup_pipe_resources()
388 		pipe->ep_desc = endpoint;  in ath6kl_usb_setup_pipe_resources()
390 		if (!ATH6KL_USB_IS_DIR_IN(pipe->ep_address))  in ath6kl_usb_setup_pipe_resources()
391 			pipe->flags |= ATH6KL_USB_PIPE_FLAG_TX;  in ath6kl_usb_setup_pipe_resources()
393 		status = ath6kl_usb_alloc_pipe_resources(pipe, urbcount);  in ath6kl_usb_setup_pipe_resources()
492 	struct ath6kl_usb_pipe *pipe = urb_context->pipe;  in ath6kl_usb_recv_complete()  local
498 		   pipe->logical_pipe_num, urb->status, urb->actual_length,  in ath6kl_usb_recv_complete()
516 				   __func__, pipe->logical_pipe_num,  in ath6kl_usb_recv_complete()
517 				   pipe->ep_address, urb->status);  in ath6kl_usb_recv_complete()
533 	skb_queue_tail(&pipe->io_comp_queue, skb);  in ath6kl_usb_recv_complete()
534 	schedule_work(&pipe->io_complete_work);  in ath6kl_usb_recv_complete()
540 	    pipe->urb_cnt >= pipe->urb_cnt_thresh) {  in ath6kl_usb_recv_complete()
542 		ath6kl_usb_post_recv_transfers(pipe, ATH6KL_USB_RX_BUFFER_SIZE);  in ath6kl_usb_recv_complete()
549 	struct ath6kl_usb_pipe *pipe = urb_context->pipe;  in ath6kl_usb_usb_transmit_complete()  local
554 		   __func__, pipe->logical_pipe_num, urb->status,  in ath6kl_usb_usb_transmit_complete()
560 			   __func__, pipe->logical_pipe_num, urb->status);  in ath6kl_usb_usb_transmit_complete()
565 	ath6kl_usb_free_urb_to_pipe(urb_context->pipe, urb_context);  in ath6kl_usb_usb_transmit_complete()
568 	skb_queue_tail(&pipe->io_comp_queue, skb);  in ath6kl_usb_usb_transmit_complete()
569 	schedule_work(&pipe->io_complete_work);  in ath6kl_usb_usb_transmit_complete()
574 	struct ath6kl_usb_pipe *pipe = container_of(work,  in ath6kl_usb_io_comp_work()  local
580 	ar_usb = pipe->ar_usb;  in ath6kl_usb_io_comp_work()
582 	while ((skb = skb_dequeue(&pipe->io_comp_queue))) {  in ath6kl_usb_io_comp_work()
583 		if (pipe->flags & ATH6KL_USB_PIPE_FLAG_TX) {  in ath6kl_usb_io_comp_work()
591 						pipe->logical_pipe_num);  in ath6kl_usb_io_comp_work()
617 	struct ath6kl_usb_pipe *pipe;  in ath6kl_usb_create()  local
631 		pipe = &ar_usb->pipes[i];  in ath6kl_usb_create()
632 		INIT_WORK(&pipe->io_complete_work,  in ath6kl_usb_create()
634 		skb_queue_head_init(&pipe->io_comp_queue);  in ath6kl_usb_create()
696 	struct ath6kl_usb_pipe *pipe = &device->pipes[PipeID];  in ath6kl_usb_send()  local
706 	urb_context = ath6kl_usb_alloc_urb_from_pipe(pipe);  in ath6kl_usb_send()
715 			   __func__, PipeID, pipe->urb_cnt);  in ath6kl_usb_send()
728 		ath6kl_usb_free_urb_to_pipe(urb_context->pipe,  in ath6kl_usb_send()
735 			  pipe->usb_pipe_handle,  in ath6kl_usb_send()
740 	if ((len % pipe->max_packet_size) == 0) {  in ath6kl_usb_send()
747 		   pipe->logical_pipe_num, pipe->usb_pipe_handle,  in ath6kl_usb_send()
748 		   pipe->ep_address, len);  in ath6kl_usb_send()
750 	usb_anchor_urb(urb, &pipe->urb_submitted);  in ath6kl_usb_send()
758 		ath6kl_usb_free_urb_to_pipe(urb_context->pipe,  in ath6kl_usb_send()