On 9/21/20 4:42 AM, shumingf@realtek.com wrote:

From: Shuming Fan shumingf@realtek.com

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

---

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 ead4918bbf90..c7deb4e4fcf1 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;