diff options
| author | Shuming Fan <shumingf@realtek.com> | 2023-07-05 07:29:31 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2023-07-10 00:51:04 +0300 |
| commit | c7a0f10b885164e4804dc144c375076c2e0d39f6 (patch) | |
| tree | 1d5c64e6b634acc2fd0c34735de686e92d3711f7 | |
| parent | c70064b96f509daa78f57992aeabcf274fb2fed4 (diff) | |
| download | linux-c7a0f10b885164e4804dc144c375076c2e0d39f6.tar.xz | |
ASoC: rt5645: add the system level suspend-resume callback
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>
| -rw-r--r-- | sound/soc/codecs/rt5645.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c index b0953e9bcaf9..5be5ec0260e9 100644 --- a/sound/soc/codecs/rt5645.c +++ b/sound/soc/codecs/rt5645.c @@ -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, |