From 5f2df2a4583b0d7b85054f0c1820f11a01936d35 Mon Sep 17 00:00:00 2001
From: Shuming Fan <shumingf@realtek.com>
Date: Mon, 21 Sep 2020 17:42:44 +0800
Subject: [PATCH] ASoC: rt700: wait for the delayed work to finish when the system suspends
References: jsc#SLE-16518
Patch-mainline: v5.10-rc1
Git-commit: 5f2df2a4583b0d7b85054f0c1820f11a01936d35
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/20200921094244.31869-1-shumingf@realtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
sound/soc/codecs/rt700-sdw.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/sound/soc/codecs/rt700-sdw.c b/sound/soc/codecs/rt700-sdw.c
index 1d24bf040718..af6e17e457b4 100644
--- a/sound/soc/codecs/rt700-sdw.c
+++ b/sound/soc/codecs/rt700-sdw.c
@@ -490,6 +490,9 @@ static int __maybe_unused rt700_dev_suspend(struct device *dev)
if (!rt700->hw_init)
return 0;
+ cancel_delayed_work_sync(&rt700->jack_detect_work);
+ cancel_delayed_work_sync(&rt700->jack_btn_check_work);
+
regcache_cache_only(rt700->regmap, true);
return 0;
--
2.16.4