From 501ef013390b774e8e61000a78d1d640d6c3411d Mon Sep 17 00:00:00 2001
From: Shuming Fan <shumingf@realtek.com>
Date: Mon, 21 Sep 2020 17:43:08 +0800
Subject: [PATCH] ASoC: rt711: wait for the delayed work to finish when the system suspends
References: jsc#SLE-16518
Patch-mainline: v5.10-rc1
Git-commit: 501ef013390b774e8e61000a78d1d640d6c3411d
To avoid the IO error, we need to cancel the delayed work and wait for it to finish.
Signed-off-by: Shuming Fan <shumingf@realtek.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200921094308.31921-1-shumingf@realtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
sound/soc/codecs/rt711-sdw.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/sound/soc/codecs/rt711-sdw.c b/sound/soc/codecs/rt711-sdw.c
index 7efff130a638..9eabd30521c7 100644
--- a/sound/soc/codecs/rt711-sdw.c
+++ b/sound/soc/codecs/rt711-sdw.c
@@ -491,6 +491,10 @@ static int __maybe_unused rt711_dev_suspend(struct device *dev)
if (!rt711->hw_init)
return 0;
+ cancel_delayed_work_sync(&rt711->jack_detect_work);
+ cancel_delayed_work_sync(&rt711->jack_btn_check_work);
+ cancel_work_sync(&rt711->calibration_work);
+
regcache_cache_only(rt711->regmap, true);
return 0;
--
2.16.4