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Wang" , "tiwai@suse.com" , "lgirdwood@gmail.com" , dl-linux-imx , "festevam@gmail.com" , "linux-kernel@vger.kernel.org" Subject: [alsa-devel] [PATCH v3 2/3] ASoC: fsl_sai: Add support for runtime pm X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" X-Virus-Scanned: ClamAV using ClamSMTP Basically the same actions as for system PM, so make use of pm_runtime_force_suspend/pm_runtime_force_resume. Signed-off-by: Shengjiu Wang Signed-off-by: Daniel Baluta --- sound/soc/fsl/fsl_sai.c | 22 +++++++++++++++++----- 1 file changed, 17 insertions(+), 5 deletions(-) diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c index d9df98975cf8..8623b7f882b9 100644 --- a/sound/soc/fsl/fsl_sai.c +++ b/sound/soc/fsl/fsl_sai.c @@ -9,6 +9,7 @@ #include #include #include +#include #include #include #include @@ -900,6 +901,8 @@ static int fsl_sai_probe(struct platform_device *pdev) platform_set_drvdata(pdev, sai); + pm_runtime_enable(&pdev->dev); + ret = devm_snd_soc_register_component(&pdev->dev, &fsl_component, &fsl_sai_dai, 1); if (ret) @@ -911,6 +914,11 @@ static int fsl_sai_probe(struct platform_device *pdev) return devm_snd_dmaengine_pcm_register(&pdev->dev, NULL, 0); } +static int fsl_sai_remove(struct platform_device *pdev) +{ + pm_runtime_disable(&pdev->dev); +} + static const struct of_device_id fsl_sai_ids[] = { { .compatible = "fsl,vf610-sai", }, { .compatible = "fsl,imx6sx-sai", }, @@ -919,8 +927,8 @@ static const struct of_device_id fsl_sai_ids[] = { }; MODULE_DEVICE_TABLE(of, fsl_sai_ids); -#ifdef CONFIG_PM_SLEEP -static int fsl_sai_suspend(struct device *dev) +#ifdef CONFIG_PM +static int fsl_sai_runtime_suspend(struct device *dev) { struct fsl_sai *sai = dev_get_drvdata(dev); @@ -930,7 +938,7 @@ static int fsl_sai_suspend(struct device *dev) return 0; } -static int fsl_sai_resume(struct device *dev) +static int fsl_sai_runtime_resume(struct device *dev) { struct fsl_sai *sai = dev_get_drvdata(dev); @@ -942,14 +950,18 @@ static int fsl_sai_resume(struct device *dev) regmap_write(sai->regmap, FSL_SAI_RCSR, 0); return regcache_sync(sai->regmap); } -#endif /* CONFIG_PM_SLEEP */ +#endif /* CONFIG_PM */ static const struct dev_pm_ops fsl_sai_pm_ops = { - SET_SYSTEM_SLEEP_PM_OPS(fsl_sai_suspend, fsl_sai_resume) + SET_RUNTIME_PM_OPS(fsl_sai_runtime_suspend, + fsl_sai_runtime_resume, NULL) + SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, + pm_runtime_force_resume) }; static struct platform_driver fsl_sai_driver = { .probe = fsl_sai_probe, + .remove = fsl_sai_remove, .driver = { .name = "fsl-sai", .pm = &fsl_sai_pm_ops,