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ASoC: rockchip: sai: Add support system PM suspend/resume

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Change-Id: Iafce14494982a3827f0a43409cfffe53307b7193
Signed-off-by: Xing Zheng <zhengxing@rock-chips.com>
This commit is contained in:
Xing Zheng
2023-06-13 20:38:14 +08:00
parent bccf896daf
commit f002e5acff
1 changed files with 25 additions and 0 deletions
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25
sound/soc/rockchip/rockchip_sai.c
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@@ -1432,8 +1432,33 @@ static int rockchip_sai_remove(struct platform_device *pdev)
return 0;
}
#ifdef CONFIG_PM_SLEEP
static int rockchip_sai_suspend(struct device *dev)
{
struct rk_sai_dev *sai = dev_get_drvdata(dev);
regcache_mark_dirty(sai->regmap);
return 0;
}
static int rockchip_sai_resume(struct device *dev)
{
struct rk_sai_dev *sai = dev_get_drvdata(dev);
int ret = pm_runtime_resume_and_get(dev);
if (ret < 0)
return ret;
ret = regcache_sync(sai->regmap);
pm_runtime_put(dev);
return ret;
}
#endif /* CONFIG_PM_SLEEP */
static const struct dev_pm_ops rockchip_sai_pm_ops = {
SET_RUNTIME_PM_OPS(sai_runtime_suspend, sai_runtime_resume, NULL)
SET_SYSTEM_SLEEP_PM_OPS(rockchip_sai_suspend, rockchip_sai_resume)
};
static struct platform_driver rockchip_sai_driver = {