[PATCH v2 15/25] ASoC: sh: rz-ssi: Rely on the ASoC subsystem to runtime resume/suspend the SSI

From: Claudiu
Date: Fri Nov 08 2024 - 05:54:21 EST


From: Claudiu Beznea <claudiu.beznea.uj@xxxxxxxxxxxxxx>

The ASoC subsystem takes care of runtime resume/suspend the audio
devices when needed. Just enable the runtime PM on the SSI driver and
let the subsystem runtime resume/suspend it. While at it use directly
the devm_pm_runtime_enable().

Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@xxxxxxxxxxxxxx>
---

Changes in v2:
- none

sound/soc/renesas/rz-ssi.c | 16 +++++-----------
1 file changed, 5 insertions(+), 11 deletions(-)

diff --git a/sound/soc/renesas/rz-ssi.c b/sound/soc/renesas/rz-ssi.c
index 4af381f6d470..35172630be8b 100644
--- a/sound/soc/renesas/rz-ssi.c
+++ b/sound/soc/renesas/rz-ssi.c
@@ -1140,11 +1140,10 @@ static int rz_ssi_probe(struct platform_device *pdev)
}

reset_control_deassert(ssi->rstc);
- pm_runtime_enable(dev);
- ret = pm_runtime_resume_and_get(dev);
+ ret = devm_pm_runtime_enable(dev);
if (ret < 0) {
- dev_err(dev, "pm_runtime_resume_and_get failed\n");
- goto err_pm;
+ dev_err(dev, "Failed to enable runtime PM!\n");
+ goto err_reset;
}

ret = devm_snd_soc_register_component(dev, &rz_ssi_soc_component,
@@ -1152,15 +1151,12 @@ static int rz_ssi_probe(struct platform_device *pdev)
ARRAY_SIZE(rz_ssi_soc_dai));
if (ret < 0) {
dev_err(dev, "failed to register snd component\n");
- goto err_pm_put;
+ goto err_reset;
}

return 0;

-err_pm_put:
- pm_runtime_put(dev);
-err_pm:
- pm_runtime_disable(dev);
+err_reset:
reset_control_assert(ssi->rstc);
err_release_dma_chs:
rz_ssi_release_dma_channels(ssi);
@@ -1174,8 +1170,6 @@ static void rz_ssi_remove(struct platform_device *pdev)

rz_ssi_release_dma_channels(ssi);

- pm_runtime_put(ssi->dev);
- pm_runtime_disable(ssi->dev);
reset_control_assert(ssi->rstc);
}

--
2.39.2