[PATCH 3/5] ASoC: mediatek: mt8195-afe-pcm: Simplify runtime PM during probe

From: AngeloGioacchino Del Regno
Date: Wed May 03 2023 - 07:34:39 EST


Use devm_pm_runtime_enable() and pm_runtime_resume_and_get() to
to simplify the probe function.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
---
sound/soc/mediatek/mt8195/mt8195-afe-pcm.c | 22 ++++++++++++----------
1 file changed, 12 insertions(+), 10 deletions(-)

diff --git a/sound/soc/mediatek/mt8195/mt8195-afe-pcm.c b/sound/soc/mediatek/mt8195/mt8195-afe-pcm.c
index 9e45efeada55..a54c16e0aa05 100644
--- a/sound/soc/mediatek/mt8195/mt8195-afe-pcm.c
+++ b/sound/soc/mediatek/mt8195/mt8195-afe-pcm.c
@@ -3179,16 +3179,16 @@ static int mt8195_afe_pcm_dev_probe(struct platform_device *pdev)

mt8195_afe_parse_of(afe, pdev->dev.of_node);

- pm_runtime_enable(dev);
- if (!pm_runtime_enabled(dev)) {
- ret = mt8195_afe_runtime_resume(dev);
- if (ret)
- return ret;
- }
-
/* enable clock for regcache get default value from hw */
afe_priv->pm_runtime_bypass_reg_ctl = true;
- pm_runtime_get_sync(dev);
+
+ ret = devm_pm_runtime_enable(dev);
+ if (ret)
+ return ret;
+
+ ret = pm_runtime_resume_and_get(dev);
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to resume device\n");

afe->regmap = devm_regmap_init_mmio(&pdev->dev, afe->base_addr,
&mt8195_afe_regmap_config);
@@ -3238,7 +3238,10 @@ static int mt8195_afe_pcm_dev_probe(struct platform_device *pdev)

mt8195_afe_init_registers(afe);

- pm_runtime_put_sync(dev);
+ ret = pm_runtime_put_sync(dev);
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to suspend device\n");
+
afe_priv->pm_runtime_bypass_reg_ctl = false;

regcache_cache_only(afe->regmap, true);
@@ -3248,7 +3251,6 @@ static int mt8195_afe_pcm_dev_probe(struct platform_device *pdev)

err_pm_put:
pm_runtime_put_sync(dev);
- pm_runtime_disable(dev);

return ret;
}
--
2.40.1