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Commit 3628c698 authored by Sugar Zhang's avatar Sugar Zhang Committed by Mark Brown
Browse files

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



when step into runtime_suspend, spdif 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 f0447f6c

sound/soc/rockchip/rockchip_spdif.c

+11 −1
Original line number Diff line number Diff line
@@ -65,6 +65,7 @@ static int __maybe_unused rk_spdif_runtime_suspend(struct device *dev) 
{

	struct rk_spdif_dev *spdif = dev_get_drvdata(dev);



	regcache_cache_only(spdif->regmap, true);

	clk_disable_unprepare(spdif->mclk);

	clk_disable_unprepare(spdif->hclk);
@@ -88,7 +89,16 @@ static int __maybe_unused rk_spdif_runtime_resume(struct device *dev) 
		return ret;

	}



	return 0;

	regcache_cache_only(spdif->regmap, false);

	regcache_mark_dirty(spdif->regmap);



	ret = regcache_sync(spdif->regmap);

	if (ret) {

		clk_disable_unprepare(spdif->mclk);

		clk_disable_unprepare(spdif->hclk);

	}



	return ret;

}



static int rk_spdif_hw_params(struct snd_pcm_substream *substream,