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Commit f0447f6c authored by Sugar Zhang's avatar Sugar Zhang Committed by Mark Brown
Browse files

ASoC: rockchip: i2s: restore register during runtime_suspend/resume cycle 



when step into runtime_suspend, i2s pd will be disabled and loss state.
so need to restore register when runtime_resume.

Signed-off-by: default avatarSugar Zhang <sugar.zhang@rock-chips.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent f506513a

sound/soc/rockchip/rockchip_i2s.c

+9 −1
Original line number Diff line number Diff line
@@ -57,6 +57,7 @@ static int i2s_runtime_suspend(struct device *dev) 
{

	struct rk_i2s_dev *i2s = dev_get_drvdata(dev);



	regcache_cache_only(i2s->regmap, true);

	clk_disable_unprepare(i2s->mclk);



	return 0;
@@ -73,7 +74,14 @@ static int i2s_runtime_resume(struct device *dev) 
		return ret;

	}



	return 0;

	regcache_cache_only(i2s->regmap, false);

	regcache_mark_dirty(i2s->regmap);



	ret = regcache_sync(i2s->regmap);

	if (ret)

		clk_disable_unprepare(i2s->mclk);



	return ret;

}



static inline struct rk_i2s_dev *to_info(struct snd_soc_dai *dai)