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[v2,16/25] ASoC: sh: rz-ssi: Enable runtime PM autosuspend support

Message ID 20241108104958.2931943-17-claudiu.beznea.uj@bp.renesas.com
State New
Headers show
Series Add audio support for the Renesas RZ/G3S SoC | expand

Commit Message

Claudiu Beznea Nov. 8, 2024, 10:49 a.m. UTC 
From: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>

Enable runtime PM autosuspend support. The chosen autosuspend delay is
zero for immediate autosuspend. In case there are users that need a
different autosuspend delay, it can be adjusted through sysfs.

Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>
---

Changes in v2:
- none

 sound/soc/renesas/rz-ssi.c | 3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/sound/soc/renesas/rz-ssi.c b/sound/soc/renesas/rz-ssi.c
index 35172630be8b..01e8b6a4e8a8 100644
--- a/sound/soc/renesas/rz-ssi.c
+++ b/sound/soc/renesas/rz-ssi.c
@@ -1140,6 +1140,9 @@  static int rz_ssi_probe(struct platform_device *pdev)
 	}
 
 	reset_control_deassert(ssi->rstc);
+	/* Default 0 for power saving. Can be overridden via sysfs. */
+	pm_runtime_set_autosuspend_delay(dev, 0);
+	pm_runtime_use_autosuspend(dev);
 	ret = devm_pm_runtime_enable(dev);
 	if (ret < 0) {
 		dev_err(dev, "Failed to enable runtime PM!\n");