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ASoC: rt5645: add the system level suspend-resume callback

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This patch handles the regmap settings and re-detects the jack when the system level
suspend/resume.

Signed-off-by: Shuming Fan <shumingf@realtek.com>
Link: https://lore.kernel.org/r/20230705042931.24950-1-shumingf@realtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Shuming Fan 2023-07-05 12:29:31 +08:00 committed by Mark Brown
parent c70064b96f
commit c7a0f10b88
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1 changed files with 33 additions and 0 deletions
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33
sound/soc/codecs/rt5645.c
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@ -4199,11 +4199,44 @@ static void rt5645_i2c_shutdown(struct i2c_client *i2c)
regmap_write(rt5645->regmap, RT5645_RESET, 0);
}
static int __maybe_unused rt5645_sys_suspend(struct device *dev)
{
struct rt5645_priv *rt5645 = dev_get_drvdata(dev);
del_timer_sync(&rt5645->btn_check_timer);
cancel_delayed_work_sync(&rt5645->jack_detect_work);
cancel_delayed_work_sync(&rt5645->rcclock_work);
regcache_cache_only(rt5645->regmap, true);
regcache_mark_dirty(rt5645->regmap);
return 0;
}
static int __maybe_unused rt5645_sys_resume(struct device *dev)
{
struct rt5645_priv *rt5645 = dev_get_drvdata(dev);
regcache_cache_only(rt5645->regmap, false);
regcache_sync(rt5645->regmap);
if (rt5645->hp_jack) {
rt5645->jack_type = 0;
queue_delayed_work(system_power_efficient_wq,
&rt5645->jack_detect_work, msecs_to_jiffies(0));
}
return 0;
}
static const struct dev_pm_ops rt5645_pm = {
SET_SYSTEM_SLEEP_PM_OPS(rt5645_sys_suspend, rt5645_sys_resume)
};
static struct i2c_driver rt5645_i2c_driver = {
.driver = {
.name = "rt5645",
.of_match_table = of_match_ptr(rt5645_of_match),
.acpi_match_table = ACPI_PTR(rt5645_acpi_match),
.pm = &rt5645_pm,
},
.probe = rt5645_i2c_probe,
.remove = rt5645_i2c_remove,