diff options
Diffstat (limited to 'sound/soc/sof/pm.c')
| -rw-r--r-- | sound/soc/sof/pm.c | 26 |
1 files changed, 17 insertions, 9 deletions
diff --git a/sound/soc/sof/pm.c b/sound/soc/sof/pm.c index 2fdbc53ca715..704b21413c71 100644 --- a/sound/soc/sof/pm.c +++ b/sound/soc/sof/pm.c @@ -164,7 +164,7 @@ static int sof_resume(struct device *dev, bool runtime_resume) ret = tplg_ops->set_up_all_pipelines(sdev, false); if (ret < 0) { dev_err(sdev->dev, "Failed to restore pipeline after resume %d\n", ret); - return ret; + goto setup_fail; } } @@ -178,6 +178,18 @@ static int sof_resume(struct device *dev, bool runtime_resume) dev_err(sdev->dev, "ctx_restore IPC error during resume: %d\n", ret); } +setup_fail: +#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_ENABLE_DEBUGFS_CACHE) + if (ret < 0) { + /* + * Debugfs cannot be read in runtime suspend, so cache + * the contents upon failure. This allows to capture + * possible DSP coredump information. + */ + sof_cache_debugfs(sdev); + } +#endif + return ret; } @@ -222,20 +234,16 @@ static int sof_suspend(struct device *dev, bool runtime_suspend) pm_state.event = target_state; - /* Skip to platform-specific suspend if DSP is entering D0 */ - if (target_state == SOF_DSP_PM_D0) { - sof_fw_trace_suspend(sdev, pm_state); - /* Notify clients not managed by pm framework about core suspend */ - sof_suspend_clients(sdev, pm_state); - goto suspend; - } - /* suspend DMA trace */ sof_fw_trace_suspend(sdev, pm_state); /* Notify clients not managed by pm framework about core suspend */ sof_suspend_clients(sdev, pm_state); + /* Skip to platform-specific suspend if DSP is entering D0 */ + if (target_state == SOF_DSP_PM_D0) + goto suspend; + #if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_ENABLE_DEBUGFS_CACHE) /* cache debugfs contents during runtime suspend */ if (runtime_suspend) |