48 static inline void mei_txe_set_pm_domain(struct mei_device *dev);
49 static inline void mei_txe_unset_pm_domain(struct mei_device *dev);
51 static inline void mei_txe_set_pm_domain(struct mei_device *dev) {}  in mei_txe_set_pm_domain()  argument
52 static inline void mei_txe_unset_pm_domain(struct mei_device *dev) {}  in mei_txe_unset_pm_domain()  argument
65 	struct mei_device *dev;  in mei_txe_probe()  local
73 		dev_err(&pdev->dev, "failed to enable pci device.\n");  in mei_txe_probe()
81 		dev_err(&pdev->dev, "failed to get pci regions.\n");  in mei_txe_probe()
89 			dev_err(&pdev->dev, "No suitable DMA available.\n");  in mei_txe_probe()
95 	dev = mei_txe_dev_init(pdev);  in mei_txe_probe()
96 	if (!dev) {  in mei_txe_probe()
100 	hw = to_txe_hw(dev);  in mei_txe_probe()
106 	mei_clear_interrupts(dev);  in mei_txe_probe()
113 			IRQF_ONESHOT, KBUILD_MODNAME, dev);  in mei_txe_probe()
118 			IRQF_SHARED, KBUILD_MODNAME, dev);  in mei_txe_probe()
120 		dev_err(&pdev->dev, "mei: request_threaded_irq failure. irq = %d\n",  in mei_txe_probe()
125 	if (mei_start(dev)) {  in mei_txe_probe()
126 		dev_err(&pdev->dev, "init hw failure.\n");  in mei_txe_probe()
131 	pm_runtime_set_autosuspend_delay(&pdev->dev, MEI_TXI_RPM_TIMEOUT);  in mei_txe_probe()
132 	pm_runtime_use_autosuspend(&pdev->dev);  in mei_txe_probe()
134 	err = mei_register(dev, &pdev->dev);  in mei_txe_probe()
138 	pci_set_drvdata(pdev, dev);  in mei_txe_probe()
144 	dev_pm_set_driver_flags(&pdev->dev, DPM_FLAG_NEVER_SKIP);  in mei_txe_probe()
154 	mei_txe_set_pm_domain(dev);  in mei_txe_probe()
156 	pm_runtime_put_noidle(&pdev->dev);  in mei_txe_probe()
161 	mei_stop(dev);  in mei_txe_probe()
163 	mei_cancel_work(dev);  in mei_txe_probe()
164 	mei_disable_interrupts(dev);  in mei_txe_probe()
165 	free_irq(pdev->irq, dev);  in mei_txe_probe()
167 	dev_err(&pdev->dev, "initialization failed.\n");  in mei_txe_probe()
182 	struct mei_device *dev;  in mei_txe_shutdown()  local
184 	dev = pci_get_drvdata(pdev);  in mei_txe_shutdown()
185 	if (!dev)  in mei_txe_shutdown()
188 	dev_dbg(&pdev->dev, "shutdown\n");  in mei_txe_shutdown()
189 	mei_stop(dev);  in mei_txe_shutdown()
191 	mei_txe_unset_pm_domain(dev);  in mei_txe_shutdown()
193 	mei_disable_interrupts(dev);  in mei_txe_shutdown()
194 	free_irq(pdev->irq, dev);  in mei_txe_shutdown()
207 	struct mei_device *dev;  in mei_txe_remove()  local
209 	dev = pci_get_drvdata(pdev);  in mei_txe_remove()
210 	if (!dev) {  in mei_txe_remove()
211 		dev_err(&pdev->dev, "mei: dev == NULL\n");  in mei_txe_remove()
215 	pm_runtime_get_noresume(&pdev->dev);  in mei_txe_remove()
217 	mei_stop(dev);  in mei_txe_remove()
219 	mei_txe_unset_pm_domain(dev);  in mei_txe_remove()
221 	mei_disable_interrupts(dev);  in mei_txe_remove()
222 	free_irq(pdev->irq, dev);  in mei_txe_remove()
224 	mei_deregister(dev);  in mei_txe_remove()
232 	struct mei_device *dev = pci_get_drvdata(pdev);  in mei_txe_pci_suspend()  local
234 	if (!dev)  in mei_txe_pci_suspend()
237 	dev_dbg(&pdev->dev, "suspend\n");  in mei_txe_pci_suspend()
239 	mei_stop(dev);  in mei_txe_pci_suspend()
241 	mei_disable_interrupts(dev);  in mei_txe_pci_suspend()
243 	free_irq(pdev->irq, dev);  in mei_txe_pci_suspend()
252 	struct mei_device *dev;  in mei_txe_pci_resume()  local
255 	dev = pci_get_drvdata(pdev);  in mei_txe_pci_resume()
256 	if (!dev)  in mei_txe_pci_resume()
261 	mei_clear_interrupts(dev);  in mei_txe_pci_resume()
268 			IRQF_ONESHOT, KBUILD_MODNAME, dev);  in mei_txe_pci_resume()
273 			IRQF_SHARED, KBUILD_MODNAME, dev);  in mei_txe_pci_resume()
275 		dev_err(&pdev->dev, "request_threaded_irq failed: irq = %d.\n",  in mei_txe_pci_resume()
280 	err = mei_restart(dev);  in mei_txe_pci_resume()
290 	struct mei_device *dev;  in mei_txe_pm_runtime_idle()  local
292 	dev_dbg(&pdev->dev, "rpm: txe: runtime_idle\n");  in mei_txe_pm_runtime_idle()
294 	dev = pci_get_drvdata(pdev);  in mei_txe_pm_runtime_idle()
295 	if (!dev)  in mei_txe_pm_runtime_idle()
297 	if (mei_write_is_idle(dev))  in mei_txe_pm_runtime_idle()
305 	struct mei_device *dev;  in mei_txe_pm_runtime_suspend()  local
308 	dev_dbg(&pdev->dev, "rpm: txe: runtime suspend\n");  in mei_txe_pm_runtime_suspend()
310 	dev = pci_get_drvdata(pdev);  in mei_txe_pm_runtime_suspend()
311 	if (!dev)  in mei_txe_pm_runtime_suspend()
314 	mutex_lock(&dev->device_lock);  in mei_txe_pm_runtime_suspend()
316 	if (mei_write_is_idle(dev))  in mei_txe_pm_runtime_suspend()
317 		ret = mei_txe_aliveness_set_sync(dev, 0);  in mei_txe_pm_runtime_suspend()
323 	dev_dbg(&pdev->dev, "rpm: txe: runtime suspend ret=%d\n", ret);  in mei_txe_pm_runtime_suspend()
325 	mutex_unlock(&dev->device_lock);  in mei_txe_pm_runtime_suspend()
328 		schedule_work(&dev->reset_work);  in mei_txe_pm_runtime_suspend()
336 	struct mei_device *dev;  in mei_txe_pm_runtime_resume()  local
339 	dev_dbg(&pdev->dev, "rpm: txe: runtime resume\n");  in mei_txe_pm_runtime_resume()
341 	dev = pci_get_drvdata(pdev);  in mei_txe_pm_runtime_resume()
342 	if (!dev)  in mei_txe_pm_runtime_resume()
345 	mutex_lock(&dev->device_lock);  in mei_txe_pm_runtime_resume()
347 	mei_enable_interrupts(dev);  in mei_txe_pm_runtime_resume()
349 	ret = mei_txe_aliveness_set_sync(dev, 1);  in mei_txe_pm_runtime_resume()
351 	mutex_unlock(&dev->device_lock);  in mei_txe_pm_runtime_resume()
353 	dev_dbg(&pdev->dev, "rpm: txe: runtime resume ret = %d\n", ret);  in mei_txe_pm_runtime_resume()
356 		schedule_work(&dev->reset_work);  in mei_txe_pm_runtime_resume()
366 static inline void mei_txe_set_pm_domain(struct mei_device *dev)  in mei_txe_set_pm_domain()  argument
368 	struct pci_dev *pdev  = to_pci_dev(dev->dev);  in mei_txe_set_pm_domain()
370 	if (pdev->dev.bus && pdev->dev.bus->pm) {  in mei_txe_set_pm_domain()
371 		dev->pg_domain.ops = *pdev->dev.bus->pm;  in mei_txe_set_pm_domain()
373 		dev->pg_domain.ops.runtime_suspend = mei_txe_pm_runtime_suspend;  in mei_txe_set_pm_domain()
374 		dev->pg_domain.ops.runtime_resume = mei_txe_pm_runtime_resume;  in mei_txe_set_pm_domain()
375 		dev->pg_domain.ops.runtime_idle = mei_txe_pm_runtime_idle;  in mei_txe_set_pm_domain()
377 		dev_pm_domain_set(&pdev->dev, &dev->pg_domain);  in mei_txe_set_pm_domain()
386 static inline void mei_txe_unset_pm_domain(struct mei_device *dev)  in mei_txe_unset_pm_domain()  argument
389 	dev_pm_domain_set(dev->dev, NULL);  in mei_txe_unset_pm_domain()