ASoC: rt5682-sdw: cancel_work_sync() in .remove and .suspend

Follow pattern from other drivers and use cancel_work_sync() for both
.remove() and .suspend().

Fixes: 03f6fc6d ('ASoC: rt5682: Add the soundwire support')
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Rander Wang <rander.wang@linux.intel.com>
Link: https://lore.kernel.org/r/20210204201739.25206-4-pierre-louis.bossart@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/rt5682-sdw.c

@@ -703,7 +703,7 @@ static int rt5682_sdw_remove(struct sdw_slave *slave)
 	struct rt5682_priv *rt5682 = dev_get_drvdata(&slave->dev);
 
 	if (rt5682 && rt5682->hw_init)
-		cancel_delayed_work(&rt5682->jack_detect_work);
+		cancel_delayed_work_sync(&rt5682->jack_detect_work);
 
 	return 0;
 }
@@ -721,6 +721,8 @@ static int __maybe_unused rt5682_dev_suspend(struct device *dev)
 	if (!rt5682->hw_init)
 		return 0;
 
+	cancel_delayed_work_sync(&rt5682->jack_detect_work);
+
 	regcache_cache_only(rt5682->regmap, true);
 	regcache_mark_dirty(rt5682->regmap);