67 	spin_lock_bh(&ep->htc->tx_lock);  in ath11k_htc_prepare_tx_skb()
69 	spin_unlock_bh(&ep->htc->tx_lock);  in ath11k_htc_prepare_tx_skb()
72 int ath11k_htc_send(struct ath11k_htc *htc,  in ath11k_htc_send()  argument
76 	struct ath11k_htc_ep *ep = &htc->endpoint[eid];  in ath11k_htc_send()
78 	struct device *dev = htc->ab->dev;  in ath11k_htc_send()
79 	struct ath11k_base *ab = htc->ab;  in ath11k_htc_send()
91 		credits = DIV_ROUND_UP(skb->len, htc->target_credit_size);  in ath11k_htc_send()
92 		spin_lock_bh(&htc->tx_lock);  in ath11k_htc_send()
97 			spin_unlock_bh(&htc->tx_lock);  in ath11k_htc_send()
105 		spin_unlock_bh(&htc->tx_lock);  in ath11k_htc_send()
118 	ret = ath11k_ce_send(htc->ab, skb, ep->ul_pipe_id, ep->eid);  in ath11k_htc_send()
128 		spin_lock_bh(&htc->tx_lock);  in ath11k_htc_send()
133 		spin_unlock_bh(&htc->tx_lock);  in ath11k_htc_send()
136 			ep->ep_ops.ep_tx_credits(htc->ab);  in ath11k_htc_send()
144 ath11k_htc_process_credit_report(struct ath11k_htc *htc,  in ath11k_htc_process_credit_report()  argument
149 	struct ath11k_base *ab = htc->ab;  in ath11k_htc_process_credit_report()
158 	spin_lock_bh(&htc->tx_lock);  in ath11k_htc_process_credit_report()
163 		ep = &htc->endpoint[report->eid];  in ath11k_htc_process_credit_report()
170 			spin_unlock_bh(&htc->tx_lock);  in ath11k_htc_process_credit_report()
171 			ep->ep_ops.ep_tx_credits(htc->ab);  in ath11k_htc_process_credit_report()
172 			spin_lock_bh(&htc->tx_lock);  in ath11k_htc_process_credit_report()
175 	spin_unlock_bh(&htc->tx_lock);  in ath11k_htc_process_credit_report()
178 static int ath11k_htc_process_trailer(struct ath11k_htc *htc,  in ath11k_htc_process_trailer()  argument
183 	struct ath11k_base *ab = htc->ab;  in ath11k_htc_process_trailer()
212 			ath11k_htc_process_credit_report(htc,  in ath11k_htc_process_trailer()
238 	struct ath11k_htc *htc = &ab->htc;  in ath11k_htc_rx_completion_handler()  local
257 	ep = &htc->endpoint[eid];  in ath11k_htc_rx_completion_handler()
294 		status = ath11k_htc_process_trailer(htc, trailer,  in ath11k_htc_rx_completion_handler()
313 			if (completion_done(&htc->ctl_resp)) {  in ath11k_htc_rx_completion_handler()
318 				complete(&htc->ctl_resp);  in ath11k_htc_rx_completion_handler()
322 			htc->control_resp_len =  in ath11k_htc_rx_completion_handler()
326 			memcpy(htc->control_resp_buffer, skb->data,  in ath11k_htc_rx_completion_handler()
327 			       htc->control_resp_len);  in ath11k_htc_rx_completion_handler()
329 			complete(&htc->ctl_resp);  in ath11k_htc_rx_completion_handler()
399 static void ath11k_htc_reset_endpoint_states(struct ath11k_htc *htc)  in ath11k_htc_reset_endpoint_states()  argument
405 		ep = &htc->endpoint[i];  in ath11k_htc_reset_endpoint_states()
410 		ep->htc = htc;  in ath11k_htc_reset_endpoint_states()
415 static u8 ath11k_htc_get_credit_allocation(struct ath11k_htc *htc,  in ath11k_htc_get_credit_allocation()  argument
421 		if (htc->service_alloc_table[i].service_id == service_id) {  in ath11k_htc_get_credit_allocation()
423 				htc->service_alloc_table[i].credit_allocation;  in ath11k_htc_get_credit_allocation()
430 static int ath11k_htc_setup_target_buffer_assignments(struct ath11k_htc *htc)  in ath11k_htc_setup_target_buffer_assignments()  argument
440 	credits =  htc->total_transmit_credits;  in ath11k_htc_setup_target_buffer_assignments()
441 	serv_entry = htc->service_alloc_table;  in ath11k_htc_setup_target_buffer_assignments()
443 	if ((htc->wmi_ep_count == 0) ||  in ath11k_htc_setup_target_buffer_assignments()
444 	    (htc->wmi_ep_count > ARRAY_SIZE(svc_id)))  in ath11k_htc_setup_target_buffer_assignments()
448 	credits = credits / htc->wmi_ep_count;  in ath11k_htc_setup_target_buffer_assignments()
449 	for (i = 0; i < htc->wmi_ep_count; i++) {  in ath11k_htc_setup_target_buffer_assignments()
457 int ath11k_htc_wait_target(struct ath11k_htc *htc)  in ath11k_htc_wait_target()  argument
460 	struct ath11k_base *ab = htc->ab;  in ath11k_htc_wait_target()
467 	time_left = wait_for_completion_timeout(&htc->ctl_resp,  in ath11k_htc_wait_target()
473 			ath11k_ce_per_engine_service(htc->ab, i);  in ath11k_htc_wait_target()
476 			wait_for_completion_timeout(&htc->ctl_resp,  in ath11k_htc_wait_target()
488 	if (htc->control_resp_len < sizeof(*ready)) {  in ath11k_htc_wait_target()
490 			    htc->control_resp_len);  in ath11k_htc_wait_target()
494 	ready = (struct ath11k_htc_ready *)htc->control_resp_buffer;  in ath11k_htc_wait_target()
505 	htc->total_transmit_credits = credit_count;  in ath11k_htc_wait_target()
506 	htc->target_credit_size = credit_size;  in ath11k_htc_wait_target()
510 		   htc->total_transmit_credits, htc->target_credit_size);  in ath11k_htc_wait_target()
512 	if ((htc->total_transmit_credits == 0) ||  in ath11k_htc_wait_target()
513 	    (htc->target_credit_size == 0)) {  in ath11k_htc_wait_target()
522 		htc->total_transmit_credits = 1;  in ath11k_htc_wait_target()
524 	ath11k_htc_setup_target_buffer_assignments(htc);  in ath11k_htc_wait_target()
529 int ath11k_htc_connect_service(struct ath11k_htc *htc,  in ath11k_htc_connect_service()  argument
533 	struct ath11k_base *ab = htc->ab;  in ath11k_htc_connect_service()
556 	tx_alloc = ath11k_htc_get_credit_allocation(htc,  in ath11k_htc_connect_service()
563 	skb = ath11k_htc_build_tx_ctrl_skb(htc->ab);  in ath11k_htc_connect_service()
591 	reinit_completion(&htc->ctl_resp);  in ath11k_htc_connect_service()
593 	status = ath11k_htc_send(htc, ATH11K_HTC_EP_0, skb);  in ath11k_htc_connect_service()
600 	time_left = wait_for_completion_timeout(&htc->ctl_resp,  in ath11k_htc_connect_service()
608 	resp_msg = (struct ath11k_htc_conn_svc_resp *)htc->control_resp_buffer;  in ath11k_htc_connect_service()
614 	    (htc->control_resp_len < sizeof(*resp_msg))) {  in ath11k_htc_connect_service()
651 	ep = &htc->endpoint[assigned_eid];  in ath11k_htc_connect_service()
672 	status = ath11k_hif_map_service_to_pipe(htc->ab,  in ath11k_htc_connect_service()
694 int ath11k_htc_start(struct ath11k_htc *htc)  in ath11k_htc_start()  argument
698 	struct ath11k_base *ab = htc->ab;  in ath11k_htc_start()
701 	skb = ath11k_htc_build_tx_ctrl_skb(htc->ab);  in ath11k_htc_start()
714 	status = ath11k_htc_send(htc, ATH11K_HTC_EP_0, skb);  in ath11k_htc_start()
725 	struct ath11k_htc *htc = &ab->htc;  in ath11k_htc_init()  local
730 	spin_lock_init(&htc->tx_lock);  in ath11k_htc_init()
732 	ath11k_htc_reset_endpoint_states(htc);  in ath11k_htc_init()
734 	htc->ab = ab;  in ath11k_htc_init()
738 		htc->wmi_ep_count = 1;  in ath11k_htc_init()
742 		htc->wmi_ep_count = 2;  in ath11k_htc_init()
745 		htc->wmi_ep_count = 3;  in ath11k_htc_init()
748 		htc->wmi_ep_count = ab->hw_params.max_radios;  in ath11k_htc_init()
761 	ret = ath11k_htc_connect_service(htc, &conn_req, &conn_resp);  in ath11k_htc_init()
767 	init_completion(&htc->ctl_resp);  in ath11k_htc_init()