15 #include "ipa.h"
38  * struct ipa_priv - IPA network device private data
39  * @ipa:	IPA pointer
43 	struct ipa *ipa;  member
51 	struct ipa *ipa = priv->ipa;  in ipa_open()  local
55 	dev = &ipa->pdev->dev;  in ipa_open()
60 	ret = ipa_endpoint_enable_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]);  in ipa_open()
64 	ret = ipa_endpoint_enable_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]);  in ipa_open()
76 	ipa_endpoint_disable_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]);  in ipa_open()
87 	struct ipa *ipa = priv->ipa;  in ipa_stop()  local
91 	dev = &ipa->pdev->dev;  in ipa_stop()
98 	ipa_endpoint_disable_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]);  in ipa_stop()
99 	ipa_endpoint_disable_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]);  in ipa_stop()
121 	struct ipa *ipa = priv->ipa;  in ipa_start_xmit()  local
129 	endpoint = ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX];  in ipa_start_xmit()
134 	dev = &ipa->pdev->dev;  in ipa_start_xmit()
139 			ipa_power_modem_queue_active(ipa);  in ipa_start_xmit()
148 		ipa_power_modem_queue_stop(ipa);  in ipa_start_xmit()
155 	ipa_power_modem_queue_active(ipa);  in ipa_start_xmit()
230 	struct ipa *ipa = priv->ipa;  in ipa_modem_suspend()  local
235 	ipa_endpoint_suspend_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]);  in ipa_modem_suspend()
236 	ipa_endpoint_suspend_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]);  in ipa_modem_suspend()
254 	ipa_power_modem_queue_wake(priv->ipa);  in ipa_modem_wake_queue_work()
265 	struct ipa *ipa = priv->ipa;  in ipa_modem_resume()  local
270 	ipa_endpoint_resume_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]);  in ipa_modem_resume()
271 	ipa_endpoint_resume_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]);  in ipa_modem_resume()
277 int ipa_modem_start(struct ipa *ipa)  in ipa_modem_start()  argument
285 	state = atomic_cmpxchg(&ipa->modem_state, IPA_MODEM_STATE_STOPPED,  in ipa_modem_start()
299 	SET_NETDEV_DEV(netdev, &ipa->pdev->dev);  in ipa_modem_start()
301 	priv->ipa = ipa;  in ipa_modem_start()
303 	ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]->netdev = netdev;  in ipa_modem_start()
304 	ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]->netdev = netdev;  in ipa_modem_start()
305 	ipa->modem_netdev = netdev;  in ipa_modem_start()
309 		ipa->modem_netdev = NULL;  in ipa_modem_start()
310 		ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]->netdev = NULL;  in ipa_modem_start()
311 		ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]->netdev = NULL;  in ipa_modem_start()
317 		atomic_set(&ipa->modem_state, IPA_MODEM_STATE_STOPPED);  in ipa_modem_start()
319 		atomic_set(&ipa->modem_state, IPA_MODEM_STATE_RUNNING);  in ipa_modem_start()
325 int ipa_modem_stop(struct ipa *ipa)  in ipa_modem_stop()  argument
327 	struct net_device *netdev = ipa->modem_netdev;  in ipa_modem_stop()
331 	state = atomic_cmpxchg(&ipa->modem_state, IPA_MODEM_STATE_RUNNING,  in ipa_modem_stop()
343 	ipa_smp2p_disable(ipa);  in ipa_modem_stop()
354 		ipa->modem_netdev = NULL;  in ipa_modem_stop()
355 		ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]->netdev = NULL;  in ipa_modem_stop()
356 		ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]->netdev = NULL;  in ipa_modem_stop()
360 	atomic_set(&ipa->modem_state, IPA_MODEM_STATE_STOPPED);  in ipa_modem_stop()
367 static void ipa_modem_crashed(struct ipa *ipa)  in ipa_modem_crashed()  argument
369 	struct device *dev = &ipa->pdev->dev;  in ipa_modem_crashed()
378 	ipa_endpoint_modem_pause_all(ipa, true);  in ipa_modem_crashed()
380 	ipa_endpoint_modem_hol_block_clear_all(ipa);  in ipa_modem_crashed()
382 	ipa_table_reset(ipa, true);  in ipa_modem_crashed()
384 	ret = ipa_table_hash_flush(ipa);  in ipa_modem_crashed()
388 	ret = ipa_endpoint_modem_exception_reset_all(ipa);  in ipa_modem_crashed()
392 	ipa_endpoint_modem_pause_all(ipa, false);  in ipa_modem_crashed()
394 	ret = ipa_modem_stop(ipa);  in ipa_modem_crashed()
399 	ret = ipa_mem_zero_modem(ipa);  in ipa_modem_crashed()
411 	struct ipa *ipa = container_of(nb, struct ipa, nb);  in ipa_modem_notify()  local
413 	struct device *dev = &ipa->pdev->dev;  in ipa_modem_notify()
418 		ipa_uc_power(ipa);  in ipa_modem_notify()
419 		ipa_smp2p_notify_reset(ipa);  in ipa_modem_notify()
429 		if (ipa->setup_complete)  in ipa_modem_notify()
430 			ipa_modem_crashed(ipa);  in ipa_modem_notify()
445 int ipa_modem_init(struct ipa *ipa, bool modem_init)  in ipa_modem_init()  argument
447 	return ipa_smp2p_init(ipa, modem_init);  in ipa_modem_init()
450 void ipa_modem_exit(struct ipa *ipa)  in ipa_modem_exit()  argument
452 	ipa_smp2p_exit(ipa);  in ipa_modem_exit()
455 int ipa_modem_config(struct ipa *ipa)  in ipa_modem_config()  argument
459 	ipa->nb.notifier_call = ipa_modem_notify;  in ipa_modem_config()
461 	notifier = qcom_register_ssr_notifier("mpss", &ipa->nb);  in ipa_modem_config()
465 	ipa->notifier = notifier;  in ipa_modem_config()
470 void ipa_modem_deconfig(struct ipa *ipa)  in ipa_modem_deconfig()  argument
472 	struct device *dev = &ipa->pdev->dev;  in ipa_modem_deconfig()
475 	ret = qcom_unregister_ssr_notifier(ipa->notifier, &ipa->nb);  in ipa_modem_deconfig()
479 	ipa->notifier = NULL;  in ipa_modem_deconfig()
480 	memset(&ipa->nb, 0, sizeof(ipa->nb));  in ipa_modem_deconfig()