47 static void t7xx_ccmni_enable_napi(struct t7xx_ccmni_ctrl *ctlb)  in t7xx_ccmni_enable_napi()  argument
52 	ctrl =  ctlb->hif_ctrl;  in t7xx_ccmni_enable_napi()
54 	if (ctlb->is_napi_en)  in t7xx_ccmni_enable_napi()
68 		napi_enable(ctlb->napi[i]);  in t7xx_ccmni_enable_napi()
69 		napi_schedule(ctlb->napi[i]);  in t7xx_ccmni_enable_napi()
71 	ctlb->is_napi_en = true;  in t7xx_ccmni_enable_napi()
74 static void t7xx_ccmni_disable_napi(struct t7xx_ccmni_ctrl *ctlb)  in t7xx_ccmni_disable_napi()  argument
78 	if (!ctlb->is_napi_en)  in t7xx_ccmni_disable_napi()
82 		napi_synchronize(ctlb->napi[i]);  in t7xx_ccmni_disable_napi()
83 		napi_disable(ctlb->napi[i]);  in t7xx_ccmni_disable_napi()
86 	ctlb->is_napi_en = false;  in t7xx_ccmni_disable_napi()
92 	struct t7xx_ccmni_ctrl *ccmni_ctl = ccmni->ctlb;  in t7xx_ccmni_open()
106 	struct t7xx_ccmni_ctrl *ccmni_ctl = ccmni->ctlb;  in t7xx_ccmni_close()
120 	struct t7xx_ccmni_ctrl *ctlb = ccmni->ctlb;  in t7xx_ccmni_send_packet()  local
125 	if (t7xx_dpmaif_tx_send_skb(ctlb->hif_ctrl, txq_number, skb))  in t7xx_ccmni_send_packet()
169 static void t7xx_ccmni_start(struct t7xx_ccmni_ctrl *ctlb)  in t7xx_ccmni_start()  argument
174 	for (i = 0; i < ctlb->nic_dev_num; i++) {  in t7xx_ccmni_start()
175 		ccmni = ctlb->ccmni_inst[i];  in t7xx_ccmni_start()
185 	if (atomic_read(&ctlb->napi_usr_refcnt))  in t7xx_ccmni_start()
186 		t7xx_ccmni_enable_napi(ctlb);  in t7xx_ccmni_start()
189 static void t7xx_ccmni_pre_stop(struct t7xx_ccmni_ctrl *ctlb)  in t7xx_ccmni_pre_stop()  argument
194 	for (i = 0; i < ctlb->nic_dev_num; i++) {  in t7xx_ccmni_pre_stop()
195 		ccmni = ctlb->ccmni_inst[i];  in t7xx_ccmni_pre_stop()
204 static void t7xx_ccmni_post_stop(struct t7xx_ccmni_ctrl *ctlb)  in t7xx_ccmni_post_stop()  argument
209 	if (atomic_read(&ctlb->napi_usr_refcnt))  in t7xx_ccmni_post_stop()
210 		t7xx_ccmni_disable_napi(ctlb);  in t7xx_ccmni_post_stop()
212 	for (i = 0; i < ctlb->nic_dev_num; i++) {  in t7xx_ccmni_post_stop()
213 		ccmni = ctlb->ccmni_inst[i];  in t7xx_ccmni_post_stop()
256 static int t7xx_init_netdev_napi(struct t7xx_ccmni_ctrl *ctlb)  in t7xx_init_netdev_napi()  argument
263 	ctlb->dummy_dev = alloc_netdev_dummy(0);  in t7xx_init_netdev_napi()
264 	if (!ctlb->dummy_dev)  in t7xx_init_netdev_napi()
267 	atomic_set(&ctlb->napi_usr_refcnt, 0);  in t7xx_init_netdev_napi()
268 	ctlb->is_napi_en = false;  in t7xx_init_netdev_napi()
271 		ctlb->napi[i] = &ctlb->hif_ctrl->rxq[i].napi;  in t7xx_init_netdev_napi()
272 		netif_napi_add_weight(ctlb->dummy_dev, ctlb->napi[i], t7xx_dpmaif_napi_rx_poll,  in t7xx_init_netdev_napi()
279 static void t7xx_uninit_netdev_napi(struct t7xx_ccmni_ctrl *ctlb)  in t7xx_uninit_netdev_napi()  argument
284 		netif_napi_del(ctlb->napi[i]);  in t7xx_uninit_netdev_napi()
285 		ctlb->napi[i] = NULL;  in t7xx_uninit_netdev_napi()
287 	free_netdev(ctlb->dummy_dev);  in t7xx_uninit_netdev_napi()
293 	struct t7xx_ccmni_ctrl *ctlb = ctxt;  in t7xx_ccmni_wwan_newlink()  local
297 	if (if_id >= ARRAY_SIZE(ctlb->ccmni_inst))  in t7xx_ccmni_wwan_newlink()
302 	ccmni->ctlb = ctlb;  in t7xx_ccmni_wwan_newlink()
305 	ctlb->ccmni_inst[if_id] = ccmni;  in t7xx_ccmni_wwan_newlink()
318 	struct t7xx_ccmni_ctrl *ctlb = ctxt;  in t7xx_ccmni_wwan_dellink()  local
321 	if (if_id >= ARRAY_SIZE(ctlb->ccmni_inst))  in t7xx_ccmni_wwan_dellink()
324 	if (WARN_ON(ctlb->ccmni_inst[if_id] != ccmni))  in t7xx_ccmni_wwan_dellink()
337 static int t7xx_ccmni_register_wwan(struct t7xx_ccmni_ctrl *ctlb)  in t7xx_ccmni_register_wwan()  argument
339 	struct device *dev = ctlb->hif_ctrl->dev;  in t7xx_ccmni_register_wwan()
342 	if (ctlb->wwan_is_registered)  in t7xx_ccmni_register_wwan()
346 	ret = wwan_register_ops(dev, &ccmni_wwan_ops, ctlb, IP_MUX_SESSION_DEFAULT);  in t7xx_ccmni_register_wwan()
352 	ctlb->wwan_is_registered = true;  in t7xx_ccmni_register_wwan()
358 	struct t7xx_ccmni_ctrl *ctlb = para;  in t7xx_ccmni_md_state_callback()  local
362 	dev = ctlb->hif_ctrl->dev;  in t7xx_ccmni_md_state_callback()
363 	ctlb->md_sta = state;  in t7xx_ccmni_md_state_callback()
367 		ret = t7xx_ccmni_register_wwan(ctlb);  in t7xx_ccmni_md_state_callback()
369 			t7xx_ccmni_start(ctlb);  in t7xx_ccmni_md_state_callback()
374 		t7xx_ccmni_pre_stop(ctlb);  in t7xx_ccmni_md_state_callback()
376 		ret = t7xx_dpmaif_md_state_callback(ctlb->hif_ctrl, state);  in t7xx_ccmni_md_state_callback()
380 		t7xx_ccmni_post_stop(ctlb);  in t7xx_ccmni_md_state_callback()
385 		ret = t7xx_dpmaif_md_state_callback(ctlb->hif_ctrl, state);  in t7xx_ccmni_md_state_callback()
400 	struct t7xx_ccmni_ctrl	*ctlb = t7xx_dev->ccmni_ctlb;  in init_md_status_notifier()  local
403 	md_status_notifier = &ctlb->md_status_notify;  in init_md_status_notifier()
406 	md_status_notifier->data = ctlb;  in init_md_status_notifier()
442 static void t7xx_ccmni_queue_tx_irq_notify(struct t7xx_ccmni_ctrl *ctlb, int qno)  in t7xx_ccmni_queue_tx_irq_notify()  argument
444 	struct t7xx_ccmni *ccmni = ctlb->ccmni_inst[0];  in t7xx_ccmni_queue_tx_irq_notify()
454 static void t7xx_ccmni_queue_tx_full_notify(struct t7xx_ccmni_ctrl *ctlb, int qno)  in t7xx_ccmni_queue_tx_full_notify()  argument
456 	struct t7xx_ccmni *ccmni = ctlb->ccmni_inst[0];  in t7xx_ccmni_queue_tx_full_notify()
469 	struct t7xx_ccmni_ctrl *ctlb = t7xx_dev->ccmni_ctlb;  in t7xx_ccmni_queue_state_notify()  local
471 	if (ctlb->md_sta != MD_STATE_READY)  in t7xx_ccmni_queue_state_notify()
474 	if (!ctlb->ccmni_inst[0]) {  in t7xx_ccmni_queue_state_notify()
480 		t7xx_ccmni_queue_tx_irq_notify(ctlb, qno);  in t7xx_ccmni_queue_state_notify()
482 		t7xx_ccmni_queue_tx_full_notify(ctlb, qno);  in t7xx_ccmni_queue_state_notify()
488 	struct t7xx_ccmni_ctrl *ctlb;  in t7xx_ccmni_init()  local
491 	ctlb = devm_kzalloc(dev, sizeof(*ctlb), GFP_KERNEL);  in t7xx_ccmni_init()
492 	if (!ctlb)  in t7xx_ccmni_init()
495 	t7xx_dev->ccmni_ctlb = ctlb;  in t7xx_ccmni_init()
496 	ctlb->t7xx_dev = t7xx_dev;  in t7xx_ccmni_init()
497 	ctlb->callbacks.state_notify = t7xx_ccmni_queue_state_notify;  in t7xx_ccmni_init()
498 	ctlb->callbacks.recv_skb = t7xx_ccmni_recv_skb;  in t7xx_ccmni_init()
499 	ctlb->nic_dev_num = NIC_DEV_DEFAULT;  in t7xx_ccmni_init()
501 	ctlb->hif_ctrl = t7xx_dpmaif_hif_init(t7xx_dev, &ctlb->callbacks);  in t7xx_ccmni_init()
502 	if (!ctlb->hif_ctrl)  in t7xx_ccmni_init()
505 	ret = t7xx_init_netdev_napi(ctlb);  in t7xx_ccmni_init()
507 		t7xx_dpmaif_hif_exit(ctlb->hif_ctrl);  in t7xx_ccmni_init()
517 	struct t7xx_ccmni_ctrl *ctlb = t7xx_dev->ccmni_ctlb;  in t7xx_ccmni_exit()  local
519 	t7xx_fsm_notifier_unregister(t7xx_dev->md, &ctlb->md_status_notify);  in t7xx_ccmni_exit()
521 	if (ctlb->wwan_is_registered) {  in t7xx_ccmni_exit()
523 		ctlb->wwan_is_registered = false;  in t7xx_ccmni_exit()
526 	t7xx_uninit_netdev_napi(ctlb);  in t7xx_ccmni_exit()
527 	t7xx_dpmaif_hif_exit(ctlb->hif_ctrl);  in t7xx_ccmni_exit()