17 #include "ipa.h"
40  * struct ipa_priv - IPA network device private data
41  * @ipa:	IPA pointer
45 	struct ipa *ipa;  member
53 	struct ipa *ipa = priv->ipa;  in ipa_open()  local
57 	dev = &ipa->pdev->dev;  in ipa_open()
62 	ret = ipa_endpoint_enable_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]);  in ipa_open()
66 	ret = ipa_endpoint_enable_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]);  in ipa_open()
78 	ipa_endpoint_disable_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]);  in ipa_open()
89 	struct ipa *ipa = priv->ipa;  in ipa_stop()  local
93 	dev = &ipa->pdev->dev;  in ipa_stop()
100 	ipa_endpoint_disable_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]);  in ipa_stop()
101 	ipa_endpoint_disable_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]);  in ipa_stop()
123 	struct ipa *ipa = priv->ipa;  in ipa_start_xmit()  local
131 	endpoint = ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX];  in ipa_start_xmit()
136 	dev = &ipa->pdev->dev;  in ipa_start_xmit()
141 			ipa_power_modem_queue_active(ipa);  in ipa_start_xmit()
150 		ipa_power_modem_queue_stop(ipa);  in ipa_start_xmit()
157 	ipa_power_modem_queue_active(ipa);  in ipa_start_xmit()
237 	struct ipa *ipa = priv->ipa;  in ipa_modem_suspend()  local
242 	ipa_endpoint_suspend_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]);  in ipa_modem_suspend()
243 	ipa_endpoint_suspend_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]);  in ipa_modem_suspend()
261 	ipa_power_modem_queue_wake(priv->ipa);  in ipa_modem_wake_queue_work()
272 	struct ipa *ipa = priv->ipa;  in ipa_modem_resume()  local
277 	ipa_endpoint_resume_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]);  in ipa_modem_resume()
278 	ipa_endpoint_resume_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]);  in ipa_modem_resume()
284 int ipa_modem_start(struct ipa *ipa)  in ipa_modem_start()  argument
292 	state = atomic_cmpxchg(&ipa->modem_state, IPA_MODEM_STATE_STOPPED,  in ipa_modem_start()
306 	SET_NETDEV_DEV(netdev, &ipa->pdev->dev);  in ipa_modem_start()
308 	priv->ipa = ipa;  in ipa_modem_start()
310 	ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]->netdev = netdev;  in ipa_modem_start()
311 	ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]->netdev = netdev;  in ipa_modem_start()
312 	ipa->modem_netdev = netdev;  in ipa_modem_start()
316 		ipa->modem_netdev = NULL;  in ipa_modem_start()
317 		ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]->netdev = NULL;  in ipa_modem_start()
318 		ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]->netdev = NULL;  in ipa_modem_start()
324 		atomic_set(&ipa->modem_state, IPA_MODEM_STATE_STOPPED);  in ipa_modem_start()
326 		atomic_set(&ipa->modem_state, IPA_MODEM_STATE_RUNNING);  in ipa_modem_start()
332 int ipa_modem_stop(struct ipa *ipa)  in ipa_modem_stop()  argument
334 	struct net_device *netdev = ipa->modem_netdev;  in ipa_modem_stop()
338 	state = atomic_cmpxchg(&ipa->modem_state, IPA_MODEM_STATE_RUNNING,  in ipa_modem_stop()
358 		ipa->modem_netdev = NULL;  in ipa_modem_stop()
359 		ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]->netdev = NULL;  in ipa_modem_stop()
360 		ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]->netdev = NULL;  in ipa_modem_stop()
364 	atomic_set(&ipa->modem_state, IPA_MODEM_STATE_STOPPED);  in ipa_modem_stop()
371 static void ipa_modem_crashed(struct ipa *ipa)  in ipa_modem_crashed()  argument
373 	struct device *dev = &ipa->pdev->dev;  in ipa_modem_crashed()
377 	ipa_smp2p_irq_disable_setup(ipa);  in ipa_modem_crashed()
385 	ipa_endpoint_modem_pause_all(ipa, true);  in ipa_modem_crashed()
387 	ipa_endpoint_modem_hol_block_clear_all(ipa);  in ipa_modem_crashed()
389 	ipa_table_reset(ipa, true);  in ipa_modem_crashed()
391 	ret = ipa_table_hash_flush(ipa);  in ipa_modem_crashed()
395 	ret = ipa_endpoint_modem_exception_reset_all(ipa);  in ipa_modem_crashed()
399 	ipa_endpoint_modem_pause_all(ipa, false);  in ipa_modem_crashed()
401 	ret = ipa_modem_stop(ipa);  in ipa_modem_crashed()
406 	ret = ipa_mem_zero_modem(ipa);  in ipa_modem_crashed()
418 	struct ipa *ipa = container_of(nb, struct ipa, nb);  in ipa_modem_notify()  local
420 	struct device *dev = &ipa->pdev->dev;  in ipa_modem_notify()
425 		ipa_uc_power(ipa);  in ipa_modem_notify()
426 		ipa_smp2p_notify_reset(ipa);  in ipa_modem_notify()
436 		if (ipa->setup_complete)  in ipa_modem_notify()
437 			ipa_modem_crashed(ipa);  in ipa_modem_notify()
452 int ipa_modem_config(struct ipa *ipa)  in ipa_modem_config()  argument
456 	ipa->nb.notifier_call = ipa_modem_notify;  in ipa_modem_config()
458 	notifier = qcom_register_ssr_notifier("mpss", &ipa->nb);  in ipa_modem_config()
462 	ipa->notifier = notifier;  in ipa_modem_config()
467 void ipa_modem_deconfig(struct ipa *ipa)  in ipa_modem_deconfig()  argument
469 	struct device *dev = &ipa->pdev->dev;  in ipa_modem_deconfig()
472 	ret = qcom_unregister_ssr_notifier(ipa->notifier, &ipa->nb);  in ipa_modem_deconfig()
476 	ipa->notifier = NULL;  in ipa_modem_deconfig()
477 	memset(&ipa->nb, 0, sizeof(ipa->nb));  in ipa_modem_deconfig()