47 static inline void mei_txe_set_pm_domain(struct mei_device *dev);
48 static inline void mei_txe_unset_pm_domain(struct mei_device *dev);
50 static inline void mei_txe_set_pm_domain(struct mei_device *dev) {}  in mei_txe_set_pm_domain()  argument
51 static inline void mei_txe_unset_pm_domain(struct mei_device *dev) {}  in mei_txe_unset_pm_domain()  argument
75 	struct mei_device *dev;  in mei_txe_probe()  local
83 		dev_err(&pdev->dev, "failed to enable pci device.\n");  in mei_txe_probe()
91 		dev_err(&pdev->dev, "failed to get pci regions.\n");  in mei_txe_probe()
99 			dev_err(&pdev->dev, "No suitable DMA available.\n");  in mei_txe_probe()
105 	dev = mei_txe_dev_init(pdev);  in mei_txe_probe()
106 	if (!dev) {  in mei_txe_probe()
110 	hw = to_txe_hw(dev);  in mei_txe_probe()
116 			dev_err(&pdev->dev, "mapping I/O device memory failure.\n");  in mei_txe_probe()
126 	mei_clear_interrupts(dev);  in mei_txe_probe()
133 			IRQF_ONESHOT, KBUILD_MODNAME, dev);  in mei_txe_probe()
138 			IRQF_SHARED, KBUILD_MODNAME, dev);  in mei_txe_probe()
140 		dev_err(&pdev->dev, "mei: request_threaded_irq failure. irq = %d\n",  in mei_txe_probe()
145 	if (mei_start(dev)) {  in mei_txe_probe()
146 		dev_err(&pdev->dev, "init hw failure.\n");  in mei_txe_probe()
151 	pm_runtime_set_autosuspend_delay(&pdev->dev, MEI_TXI_RPM_TIMEOUT);  in mei_txe_probe()
152 	pm_runtime_use_autosuspend(&pdev->dev);  in mei_txe_probe()
154 	err = mei_register(dev, &pdev->dev);  in mei_txe_probe()
158 	pci_set_drvdata(pdev, dev);  in mei_txe_probe()
166 		mei_txe_set_pm_domain(dev);  in mei_txe_probe()
168 	pm_runtime_put_noidle(&pdev->dev);  in mei_txe_probe()
174 	mei_cancel_work(dev);  in mei_txe_probe()
177 	mei_disable_interrupts(dev);  in mei_txe_probe()
179 	free_irq(pdev->irq, dev);  in mei_txe_probe()
185 	kfree(dev);  in mei_txe_probe()
191 	dev_err(&pdev->dev, "initialization failed.\n");  in mei_txe_probe()
205 	struct mei_device *dev;  in mei_txe_remove()  local
208 	dev = pci_get_drvdata(pdev);  in mei_txe_remove()
209 	if (!dev) {  in mei_txe_remove()
210 		dev_err(&pdev->dev, "mei: dev =NULL\n");  in mei_txe_remove()
214 	pm_runtime_get_noresume(&pdev->dev);  in mei_txe_remove()
216 	hw = to_txe_hw(dev);  in mei_txe_remove()
218 	mei_stop(dev);  in mei_txe_remove()
221 		mei_txe_unset_pm_domain(dev);  in mei_txe_remove()
224 	mei_disable_interrupts(dev);  in mei_txe_remove()
225 	free_irq(pdev->irq, dev);  in mei_txe_remove()
232 	mei_deregister(dev);  in mei_txe_remove()
234 	kfree(dev);  in mei_txe_remove()
245 	struct mei_device *dev = pci_get_drvdata(pdev);  in mei_txe_pci_suspend()  local
247 	if (!dev)  in mei_txe_pci_suspend()
250 	dev_dbg(&pdev->dev, "suspend\n");  in mei_txe_pci_suspend()
252 	mei_stop(dev);  in mei_txe_pci_suspend()
254 	mei_disable_interrupts(dev);  in mei_txe_pci_suspend()
256 	free_irq(pdev->irq, dev);  in mei_txe_pci_suspend()
265 	struct mei_device *dev;  in mei_txe_pci_resume()  local
268 	dev = pci_get_drvdata(pdev);  in mei_txe_pci_resume()
269 	if (!dev)  in mei_txe_pci_resume()
274 	mei_clear_interrupts(dev);  in mei_txe_pci_resume()
281 			IRQF_ONESHOT, KBUILD_MODNAME, dev);  in mei_txe_pci_resume()
286 			IRQF_SHARED, KBUILD_MODNAME, dev);  in mei_txe_pci_resume()
288 		dev_err(&pdev->dev, "request_threaded_irq failed: irq = %d.\n",  in mei_txe_pci_resume()
293 	err = mei_restart(dev);  in mei_txe_pci_resume()
303 	struct mei_device *dev;  in mei_txe_pm_runtime_idle()  local
305 	dev_dbg(&pdev->dev, "rpm: txe: runtime_idle\n");  in mei_txe_pm_runtime_idle()
307 	dev = pci_get_drvdata(pdev);  in mei_txe_pm_runtime_idle()
308 	if (!dev)  in mei_txe_pm_runtime_idle()
310 	if (mei_write_is_idle(dev))  in mei_txe_pm_runtime_idle()
318 	struct mei_device *dev;  in mei_txe_pm_runtime_suspend()  local
321 	dev_dbg(&pdev->dev, "rpm: txe: runtime suspend\n");  in mei_txe_pm_runtime_suspend()
323 	dev = pci_get_drvdata(pdev);  in mei_txe_pm_runtime_suspend()
324 	if (!dev)  in mei_txe_pm_runtime_suspend()
327 	mutex_lock(&dev->device_lock);  in mei_txe_pm_runtime_suspend()
329 	if (mei_write_is_idle(dev))  in mei_txe_pm_runtime_suspend()
330 		ret = mei_txe_aliveness_set_sync(dev, 0);  in mei_txe_pm_runtime_suspend()
342 		mei_disable_interrupts(dev);  in mei_txe_pm_runtime_suspend()
344 	dev_dbg(&pdev->dev, "rpm: txe: runtime suspend ret=%d\n", ret);  in mei_txe_pm_runtime_suspend()
346 	mutex_unlock(&dev->device_lock);  in mei_txe_pm_runtime_suspend()
353 	struct mei_device *dev;  in mei_txe_pm_runtime_resume()  local
356 	dev_dbg(&pdev->dev, "rpm: txe: runtime resume\n");  in mei_txe_pm_runtime_resume()
358 	dev = pci_get_drvdata(pdev);  in mei_txe_pm_runtime_resume()
359 	if (!dev)  in mei_txe_pm_runtime_resume()
362 	mutex_lock(&dev->device_lock);  in mei_txe_pm_runtime_resume()
364 	mei_enable_interrupts(dev);  in mei_txe_pm_runtime_resume()
366 	ret = mei_txe_aliveness_set_sync(dev, 1);  in mei_txe_pm_runtime_resume()
368 	mutex_unlock(&dev->device_lock);  in mei_txe_pm_runtime_resume()
370 	dev_dbg(&pdev->dev, "rpm: txe: runtime resume ret = %d\n", ret);  in mei_txe_pm_runtime_resume()
380 static inline void mei_txe_set_pm_domain(struct mei_device *dev)  in mei_txe_set_pm_domain()  argument
382 	struct pci_dev *pdev  = to_pci_dev(dev->dev);  in mei_txe_set_pm_domain()
384 	if (pdev->dev.bus && pdev->dev.bus->pm) {  in mei_txe_set_pm_domain()
385 		dev->pg_domain.ops = *pdev->dev.bus->pm;  in mei_txe_set_pm_domain()
387 		dev->pg_domain.ops.runtime_suspend = mei_txe_pm_runtime_suspend;  in mei_txe_set_pm_domain()
388 		dev->pg_domain.ops.runtime_resume = mei_txe_pm_runtime_resume;  in mei_txe_set_pm_domain()
389 		dev->pg_domain.ops.runtime_idle = mei_txe_pm_runtime_idle;  in mei_txe_set_pm_domain()
391 		pdev->dev.pm_domain = &dev->pg_domain;  in mei_txe_set_pm_domain()
400 static inline void mei_txe_unset_pm_domain(struct mei_device *dev)  in mei_txe_unset_pm_domain()  argument
403 	dev->dev->pm_domain = NULL;  in mei_txe_unset_pm_domain()