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ASoC: rockchip: pdm: Fix clear on runtime resume

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register PDM_SYSCONFIG is marked as volatile, and for regcache
sync policy, it will skip the registers which marked as volatile.

so, we should do it after regcache sync.

Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com>
Change-Id: Ic65bc28d14fefc6e6c70e1b2c26468aa0fcd142e
This commit is contained in:
Sugar Zhang
2023-06-18 21:55:24 +08:00
committed by Tao Huang
parent 0a17a29a19
commit 264abe5b9d
1 changed files with 16 additions and 13 deletions
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29
sound/soc/rockchip/rockchip_pdm.c
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@@ -740,26 +740,29 @@ static int rockchip_pdm_runtime_resume(struct device *dev)
int ret;
ret = clk_prepare_enable(pdm->clk);
if (ret) {
dev_err(pdm->dev, "clock enable failed %d\n", ret);
return ret;
}
if (ret)
goto err_clk;
ret = clk_prepare_enable(pdm->hclk);
if (ret) {
dev_err(pdm->dev, "hclock enable failed %d\n", ret);
return ret;
}
if (ret)
goto err_hclk;
rockchip_pdm_rxctrl(pdm, 0);
regcache_cache_only(pdm->regmap, false);
regcache_mark_dirty(pdm->regmap);
ret = regcache_sync(pdm->regmap);
if (ret) {
clk_disable_unprepare(pdm->clk);
clk_disable_unprepare(pdm->hclk);
}
if (ret)
goto err_regmap;
rockchip_pdm_rxctrl(pdm, 0);
return 0;
err_regmap:
clk_disable_unprepare(pdm->hclk);
err_hclk:
clk_disable_unprepare(pdm->clk);
err_clk:
return ret;
}
static bool rockchip_pdm_wr_reg(struct device *dev, unsigned int reg)