This is a note to let you know that I've just added the patch titled
ASoC: codecs: wcd938x: fix runtime PM imbalance on remove
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
asoc-codecs-wcd938x-fix-runtime-pm-imbalance-on-remo.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 91a14cfc96c1f13e42be7645624f554b8382fde1
Author: Johan Hovold <johan+linaro@xxxxxxxxxx>
Date: Tue Oct 3 17:55:56 2023 +0200
ASoC: codecs: wcd938x: fix runtime PM imbalance on remove
[ Upstream commit 3ebebb2c1eca92a15107b2d7aeff34196fd9e217 ]
Make sure to balance the runtime PM operations, including the disable
count, on driver unbind.
Fixes: 16572522aece ("ASoC: codecs: wcd938x-sdw: add SoundWire driver")
Cc: stable@xxxxxxxxxxxxxxx # 5.14
Cc: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>
Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20231003155558.27079-6-johan+linaro@xxxxxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/sound/soc/codecs/wcd938x.c b/sound/soc/codecs/wcd938x.c
index 5cf780dc333f6..ccfdb571fd3af 100644
--- a/sound/soc/codecs/wcd938x.c
+++ b/sound/soc/codecs/wcd938x.c
@@ -3605,9 +3605,15 @@ static int wcd938x_probe(struct platform_device *pdev)
static void wcd938x_remove(struct platform_device *pdev)
{
- struct wcd938x_priv *wcd938x = dev_get_drvdata(&pdev->dev);
+ struct device *dev = &pdev->dev;
+ struct wcd938x_priv *wcd938x = dev_get_drvdata(dev);
+
+ component_master_del(dev, &wcd938x_comp_ops);
+
+ pm_runtime_disable(dev);
+ pm_runtime_set_suspended(dev);
+ pm_runtime_dont_use_autosuspend(dev);
- component_master_del(&pdev->dev, &wcd938x_comp_ops);
regulator_bulk_disable(WCD938X_MAX_SUPPLY, wcd938x->supplies);
regulator_bulk_free(WCD938X_MAX_SUPPLY, wcd938x->supplies);
}
