33 	ath10k_hif_send_complete_check(ep->htc->ar, ep->ul_pipe_id, force);  in ath10k_htc_send_complete_check()
61 static inline void ath10k_htc_restore_tx_skb(struct ath10k_htc *htc,  in ath10k_htc_restore_tx_skb()  argument
66 	dma_unmap_single(htc->ar->dev, skb_cb->paddr, skb->len, DMA_TO_DEVICE);  in ath10k_htc_restore_tx_skb()
73 	struct ath10k *ar = ep->htc->ar;  in ath10k_htc_notify_tx_completion()
78 	ath10k_htc_restore_tx_skb(ep->htc, skb);  in ath10k_htc_notify_tx_completion()
86 	ep->ep_ops.ep_tx_complete(ep->htc->ar, skb);  in ath10k_htc_notify_tx_completion()
92 	struct ath10k *ar = ep->htc->ar;  in ath10k_htc_ep_need_credit_update()
115 	spin_lock_bh(&ep->htc->tx_lock);  in ath10k_htc_prepare_tx_skb()
121 	spin_unlock_bh(&ep->htc->tx_lock);  in ath10k_htc_prepare_tx_skb()
124 int ath10k_htc_send(struct ath10k_htc *htc,  in ath10k_htc_send()  argument
128 	struct ath10k *ar = htc->ar;  in ath10k_htc_send()
129 	struct ath10k_htc_ep *ep = &htc->endpoint[eid];  in ath10k_htc_send()
132 	struct device *dev = htc->ar->dev;  in ath10k_htc_send()
136 	if (htc->ar->state == ATH10K_STATE_WEDGED)  in ath10k_htc_send()
147 		credits = DIV_ROUND_UP(skb->len, htc->target_credit_size);  in ath10k_htc_send()
148 		spin_lock_bh(&htc->tx_lock);  in ath10k_htc_send()
150 			spin_unlock_bh(&htc->tx_lock);  in ath10k_htc_send()
158 		spin_unlock_bh(&htc->tx_lock);  in ath10k_htc_send()
177 	ret = ath10k_hif_tx_sg(htc->ar, ep->ul_pipe_id, &sg_item, 1);  in ath10k_htc_send()
187 		spin_lock_bh(&htc->tx_lock);  in ath10k_htc_send()
192 		spin_unlock_bh(&htc->tx_lock);  in ath10k_htc_send()
195 			ep->ep_ops.ep_tx_credits(htc->ar);  in ath10k_htc_send()
205 	struct ath10k_htc *htc = &ar->htc;  in ath10k_htc_tx_completion_handler()  local
213 	ep = &htc->endpoint[skb_cb->eid];  in ath10k_htc_tx_completion_handler()
226 ath10k_htc_process_credit_report(struct ath10k_htc *htc,  in ath10k_htc_process_credit_report()  argument
231 	struct ath10k *ar = htc->ar;  in ath10k_htc_process_credit_report()
240 	spin_lock_bh(&htc->tx_lock);  in ath10k_htc_process_credit_report()
245 		ep = &htc->endpoint[report->eid];  in ath10k_htc_process_credit_report()
252 			spin_unlock_bh(&htc->tx_lock);  in ath10k_htc_process_credit_report()
253 			ep->ep_ops.ep_tx_credits(htc->ar);  in ath10k_htc_process_credit_report()
254 			spin_lock_bh(&htc->tx_lock);  in ath10k_htc_process_credit_report()
257 	spin_unlock_bh(&htc->tx_lock);  in ath10k_htc_process_credit_report()
260 static int ath10k_htc_process_trailer(struct ath10k_htc *htc,  in ath10k_htc_process_trailer()  argument
265 	struct ath10k *ar = htc->ar;  in ath10k_htc_process_trailer()
299 			ath10k_htc_process_credit_report(htc,  in ath10k_htc_process_trailer()
329 	struct ath10k_htc *htc = &ar->htc;  in ath10k_htc_rx_completion_handler()  local
351 	ep = &htc->endpoint[eid];  in ath10k_htc_rx_completion_handler()
403 		status = ath10k_htc_process_trailer(htc, trailer,  in ath10k_htc_rx_completion_handler()
421 			if (completion_done(&htc->ctl_resp)) {  in ath10k_htc_rx_completion_handler()
428 				complete(&htc->ctl_resp);  in ath10k_htc_rx_completion_handler()
432 			htc->control_resp_len =  in ath10k_htc_rx_completion_handler()
436 			memcpy(htc->control_resp_buffer, skb->data,  in ath10k_htc_rx_completion_handler()
437 			       htc->control_resp_len);  in ath10k_htc_rx_completion_handler()
439 			complete(&htc->ctl_resp);  in ath10k_htc_rx_completion_handler()
442 			htc->htc_ops.target_send_suspend_complete(ar);  in ath10k_htc_rx_completion_handler()
502 static void ath10k_htc_reset_endpoint_states(struct ath10k_htc *htc)  in ath10k_htc_reset_endpoint_states()  argument
508 		ep = &htc->endpoint[i];  in ath10k_htc_reset_endpoint_states()
513 		ep->htc = htc;  in ath10k_htc_reset_endpoint_states()
518 static void ath10k_htc_setup_target_buffer_assignments(struct ath10k_htc *htc)  in ath10k_htc_setup_target_buffer_assignments()  argument
522 	entry = &htc->service_tx_alloc[0];  in ath10k_htc_setup_target_buffer_assignments()
531 	entry->credit_allocation = htc->total_transmit_credits;  in ath10k_htc_setup_target_buffer_assignments()
534 static u8 ath10k_htc_get_credit_allocation(struct ath10k_htc *htc,  in ath10k_htc_get_credit_allocation()  argument
541 		if (htc->service_tx_alloc[i].service_id == service_id)  in ath10k_htc_get_credit_allocation()
543 			    htc->service_tx_alloc[i].credit_allocation;  in ath10k_htc_get_credit_allocation()
549 int ath10k_htc_wait_target(struct ath10k_htc *htc)  in ath10k_htc_wait_target()  argument
551 	struct ath10k *ar = htc->ar;  in ath10k_htc_wait_target()
560 	status = wait_for_completion_timeout(&htc->ctl_resp,  in ath10k_htc_wait_target()
572 			ath10k_hif_send_complete_check(htc->ar, i, 1);  in ath10k_htc_wait_target()
574 		status = wait_for_completion_timeout(&htc->ctl_resp,  in ath10k_htc_wait_target()
586 	if (htc->control_resp_len < sizeof(msg->hdr) + sizeof(msg->ready)) {  in ath10k_htc_wait_target()
588 			   htc->control_resp_len);  in ath10k_htc_wait_target()
592 	msg = (struct ath10k_htc_msg *)htc->control_resp_buffer;  in ath10k_htc_wait_target()
602 	htc->total_transmit_credits = credit_count;  in ath10k_htc_wait_target()
603 	htc->target_credit_size = credit_size;  in ath10k_htc_wait_target()
607 		   htc->total_transmit_credits,  in ath10k_htc_wait_target()
608 		   htc->target_credit_size);  in ath10k_htc_wait_target()
610 	if ((htc->total_transmit_credits == 0) ||  in ath10k_htc_wait_target()
611 	    (htc->target_credit_size == 0)) {  in ath10k_htc_wait_target()
616 	ath10k_htc_setup_target_buffer_assignments(htc);  in ath10k_htc_wait_target()
627 	status = ath10k_htc_connect_service(htc, &conn_req, &conn_resp);  in ath10k_htc_wait_target()
637 int ath10k_htc_connect_service(struct ath10k_htc *htc,  in ath10k_htc_connect_service()  argument
641 	struct ath10k *ar = htc->ar;  in ath10k_htc_connect_service()
664 	tx_alloc = ath10k_htc_get_credit_allocation(htc,  in ath10k_htc_connect_service()
671 	skb = ath10k_htc_build_tx_ctrl_skb(htc->ar);  in ath10k_htc_connect_service()
697 	reinit_completion(&htc->ctl_resp);  in ath10k_htc_connect_service()
699 	status = ath10k_htc_send(htc, ATH10K_HTC_EP_0, skb);  in ath10k_htc_connect_service()
706 	status = wait_for_completion_timeout(&htc->ctl_resp,  in ath10k_htc_connect_service()
714 	msg = (struct ath10k_htc_msg *)htc->control_resp_buffer;  in ath10k_htc_connect_service()
720 	    (htc->control_resp_len < sizeof(msg->hdr) +  in ath10k_htc_connect_service()
752 	ep = &htc->endpoint[assigned_eid];  in ath10k_htc_connect_service()
767 	ep->tx_credit_size = htc->target_credit_size;  in ath10k_htc_connect_service()
769 					 htc->target_credit_size;  in ath10k_htc_connect_service()
771 	if (ep->max_ep_message_len % htc->target_credit_size)  in ath10k_htc_connect_service()
777 	status = ath10k_hif_map_service_to_pipe(htc->ar,  in ath10k_htc_connect_service()
822 int ath10k_htc_start(struct ath10k_htc *htc)  in ath10k_htc_start()  argument
824 	struct ath10k *ar = htc->ar;  in ath10k_htc_start()
829 	skb = ath10k_htc_build_tx_ctrl_skb(htc->ar);  in ath10k_htc_start()
842 	status = ath10k_htc_send(htc, ATH10K_HTC_EP_0, skb);  in ath10k_htc_start()
856 	struct ath10k_htc *htc = &ar->htc;  in ath10k_htc_init()  local
858 	spin_lock_init(&htc->tx_lock);  in ath10k_htc_init()
860 	ath10k_htc_reset_endpoint_states(htc);  in ath10k_htc_init()
865 	htc->ar = ar;  in ath10k_htc_init()
868 	ep = &htc->endpoint[ATH10K_HTC_EP_0];  in ath10k_htc_init()
873 	init_completion(&htc->ctl_resp);  in ath10k_htc_init()