21 static u32 snd_sof_dsp_power_target(struct snd_sof_dev *sdev)  in snd_sof_dsp_power_target()  argument
25 	switch (sdev->system_suspend_target) {  in snd_sof_dsp_power_target()
40 		if (snd_sof_stream_suspend_ignored(sdev))  in snd_sof_dsp_power_target()
55 static void sof_cache_debugfs(struct snd_sof_dev *sdev)  in sof_cache_debugfs()  argument
59 	list_for_each_entry(dfse, &sdev->dfsentry_list, list) {  in sof_cache_debugfs()
75 	struct snd_sof_dev *sdev = dev_get_drvdata(dev);  in sof_resume()  local
76 	const struct sof_ipc_pm_ops *pm_ops = sof_ipc_get_ops(sdev, pm);  in sof_resume()
77 	const struct sof_ipc_tplg_ops *tplg_ops = sof_ipc_get_ops(sdev, tplg);  in sof_resume()
78 	u32 old_state = sdev->dsp_power_state.state;  in sof_resume()
82 	if (!runtime_resume && !sof_ops(sdev)->resume)  in sof_resume()
85 	if (runtime_resume && !sof_ops(sdev)->runtime_resume)  in sof_resume()
89 	if (sdev->first_boot)  in sof_resume()
97 		ret = snd_sof_dsp_runtime_resume(sdev);  in sof_resume()
99 		ret = snd_sof_dsp_resume(sdev);  in sof_resume()
101 		dev_err(sdev->dev,  in sof_resume()
106 	if (sdev->dspless_mode_selected) {  in sof_resume()
107 		sof_set_fw_state(sdev, SOF_DSPLESS_MODE);  in sof_resume()
116 	if (!runtime_resume && sof_ops(sdev)->set_power_state &&  in sof_resume()
118 		ret = sof_fw_trace_resume(sdev);  in sof_resume()
121 			dev_warn(sdev->dev,  in sof_resume()
126 	sof_set_fw_state(sdev, SOF_FW_BOOT_PREPARE);  in sof_resume()
129 	ret = snd_sof_load_firmware(sdev);  in sof_resume()
131 		dev_err(sdev->dev,  in sof_resume()
134 		sof_set_fw_state(sdev, SOF_FW_BOOT_FAILED);  in sof_resume()
138 	sof_set_fw_state(sdev, SOF_FW_BOOT_IN_PROGRESS);  in sof_resume()
144 	ret = snd_sof_run_firmware(sdev);  in sof_resume()
146 		dev_err(sdev->dev,  in sof_resume()
149 		sof_set_fw_state(sdev, SOF_FW_BOOT_FAILED);  in sof_resume()
154 	ret = sof_fw_trace_resume(sdev);  in sof_resume()
157 		dev_warn(sdev->dev,  in sof_resume()
164 		ret = tplg_ops->set_up_all_pipelines(sdev, false);  in sof_resume()
166 			dev_err(sdev->dev, "Failed to restore pipeline after resume %d\n", ret);  in sof_resume()
172 	sof_resume_clients(sdev);  in sof_resume()
176 		ret = pm_ops->ctx_restore(sdev);  in sof_resume()
178 			dev_err(sdev->dev, "ctx_restore IPC error during resume: %d\n", ret);  in sof_resume()
189 		sof_cache_debugfs(sdev);  in sof_resume()
198 	struct snd_sof_dev *sdev = dev_get_drvdata(dev);  in sof_suspend()  local
199 	const struct sof_ipc_pm_ops *pm_ops = sof_ipc_get_ops(sdev, pm);  in sof_suspend()
200 	const struct sof_ipc_tplg_ops *tplg_ops = sof_ipc_get_ops(sdev, tplg);  in sof_suspend()
202 	u32 target_state = snd_sof_dsp_power_target(sdev);  in sof_suspend()
203 	u32 old_state = sdev->dsp_power_state.state;  in sof_suspend()
207 	if (!runtime_suspend && !sof_ops(sdev)->suspend)  in sof_suspend()
210 	if (runtime_suspend && !sof_ops(sdev)->runtime_suspend)  in sof_suspend()
219 		tplg_ops->tear_down_all_pipelines(sdev, false);  in sof_suspend()
221 	if (sdev->fw_state != SOF_FW_BOOT_COMPLETE)  in sof_suspend()
226 		ret = snd_sof_dsp_hw_params_upon_resume(sdev);  in sof_suspend()
228 			dev_err(sdev->dev,  in sof_suspend()
238 	sof_fw_trace_suspend(sdev, pm_state);  in sof_suspend()
241 	sof_suspend_clients(sdev, pm_state);  in sof_suspend()
250 		sof_cache_debugfs(sdev);  in sof_suspend()
254 		ret = pm_ops->ctx_save(sdev);  in sof_suspend()
260 			dev_err(sdev->dev, "ctx_save IPC error during suspend: %d\n", ret);  in sof_suspend()
264 			dev_warn(sdev->dev, "ctx_save IPC error: %d, proceeding with suspend\n",  in sof_suspend()
272 	if (sdev->fw_state == SOF_FW_BOOT_NOT_STARTED)  in sof_suspend()
277 		ret = snd_sof_dsp_runtime_suspend(sdev);  in sof_suspend()
279 		ret = snd_sof_dsp_suspend(sdev, target_state);  in sof_suspend()
281 		dev_err(sdev->dev,  in sof_suspend()
290 	sof_set_fw_state(sdev, SOF_FW_BOOT_NOT_STARTED);  in sof_suspend()
291 	sdev->enabled_cores_mask = 0;  in sof_suspend()
296 int snd_sof_dsp_power_down_notify(struct snd_sof_dev *sdev)  in snd_sof_dsp_power_down_notify()  argument
298 	const struct sof_ipc_pm_ops *pm_ops = sof_ipc_get_ops(sdev, pm);  in snd_sof_dsp_power_down_notify()
301 	if (sof_ops(sdev)->remove && pm_ops && pm_ops->ctx_save)  in snd_sof_dsp_power_down_notify()
302 		return pm_ops->ctx_save(sdev);  in snd_sof_dsp_power_down_notify()
315 	struct snd_sof_dev *sdev = dev_get_drvdata(dev);  in snd_sof_runtime_idle()  local
317 	return snd_sof_dsp_runtime_idle(sdev);  in snd_sof_runtime_idle()
341 	struct snd_sof_dev *sdev = dev_get_drvdata(dev);  in snd_sof_prepare()  local
342 	const struct sof_dev_desc *desc = sdev->pdata->desc;  in snd_sof_prepare()
345 	sdev->system_suspend_target = SOF_SUSPEND_S3;  in snd_sof_prepare()
351 	if (sdev->fw_state == SOF_FW_CRASHED ||  in snd_sof_prepare()
352 	    sdev->fw_state == SOF_FW_BOOT_FAILED)  in snd_sof_prepare()
361 		sdev->system_suspend_target = SOF_SUSPEND_S0IX;  in snd_sof_prepare()
366 		sdev->system_suspend_target = SOF_SUSPEND_S3;  in snd_sof_prepare()
369 		sdev->system_suspend_target = SOF_SUSPEND_S4;  in snd_sof_prepare()
372 		sdev->system_suspend_target = SOF_SUSPEND_S5;  in snd_sof_prepare()
385 	struct snd_sof_dev *sdev = dev_get_drvdata(dev);  in snd_sof_complete()  local
387 	sdev->system_suspend_target = SOF_SUSPEND_NONE;  in snd_sof_complete()