From: Ryan Lee <ryans.lee@maximintegrated.com>
To: lgirdwood@gmail.com, broonie@kernel.org, perex@perex.cz,
tiwai@suse.com, ryans.lee@maximintegrated.com,
kuninori.morimoto.gx@renesas.com, alsa-devel@alsa-project.org,
linux-kernel@vger.kernel.org
Cc: ryan.lee.maxim@gmail.com
Subject: [PATCH 7/9] ASoC: max98927: Added PM suspend and resume function
Date: Mon, 28 Aug 2017 16:30:59 -0700 [thread overview]
Message-ID: <1503963061-14763-7-git-send-email-ryans.lee@maximintegrated.com> (raw)
In-Reply-To: <1503963061-14763-1-git-send-email-ryans.lee@maximintegrated.com>
Signed-off-by: Ryan Lee <ryans.lee@maximintegrated.com>
---
sound/soc/codecs/max98927.c | 27 ++++++++++++++++++++++++++-
1 file changed, 26 insertions(+), 1 deletion(-)
diff --git a/sound/soc/codecs/max98927.c b/sound/soc/codecs/max98927.c
index 3ab8220..5517251 100644
--- a/sound/soc/codecs/max98927.c
+++ b/sound/soc/codecs/max98927.c
@@ -803,6 +803,31 @@ static int max98927_probe(struct snd_soc_codec *codec)
return 0;
}
+#ifdef CONFIG_PM_SLEEP
+static int max98927_suspend(struct device *dev)
+{
+ struct max98927_priv *max98927 = dev_get_drvdata(dev);
+
+ regcache_cache_only(max98927->regmap, true);
+ regcache_mark_dirty(max98927->regmap);
+ return 0;
+}
+static int max98927_resume(struct device *dev)
+{
+ struct max98927_priv *max98927 = dev_get_drvdata(dev);
+
+ regmap_write(max98927->regmap,
+ MAX98927_R0100_SOFT_RESET, MAX98927_SOFT_RESET);
+ regcache_cache_only(max98927->regmap, false);
+ regcache_sync(max98927->regmap);
+ return 0;
+}
+#endif
+
+static const struct dev_pm_ops max98927_pm = {
+ SET_SYSTEM_SLEEP_PM_OPS(max98927_suspend, max98927_resume)
+};
+
static const struct snd_soc_codec_driver soc_codec_dev_max98927 = {
.probe = max98927_probe,
.component_driver = {
@@ -936,7 +961,7 @@ static int max98927_i2c_remove(struct i2c_client *client)
.name = "max98927",
.of_match_table = of_match_ptr(max98927_of_match),
.acpi_match_table = ACPI_PTR(max98927_acpi_match),
- .pm = NULL,
+ .pm = &max98927_pm,
},
.probe = max98927_i2c_probe,
.remove = max98927_i2c_remove,
--
1.9.1
next prev parent reply other threads:[~2017-08-28 23:31 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-28 23:30 [PATCH 1/9] ASoC: max98927: Added support for DSP_A and DSP_B format Ryan Lee
2017-08-28 23:30 ` [PATCH 2/9] ASoC: max98927: Added controls for Envelope tracking Ryan Lee
2017-08-31 11:43 ` Mark Brown
2017-09-01 21:38 ` Ryan Lee
2017-08-28 23:30 ` [PATCH 3/9] ASoC: max98927: Updated volatile register list Ryan Lee
2017-08-28 23:30 ` [PATCH 4/9] ASoC: max98927: Added missing \n to end of dev_err messages Ryan Lee
2017-08-28 23:30 ` [PATCH 5/9] ASoC: max98927: Removed obsolete variables Ryan Lee
2017-08-31 11:53 ` Mark Brown
2017-09-01 21:38 ` Ryan Lee
2017-08-28 23:30 ` [PATCH 6/9] ASoC: max98927: Modified chip default register values Ryan Lee
2017-08-28 23:30 ` Ryan Lee [this message]
2017-08-28 23:31 ` [PATCH 8/9] ASoC: max98927: Modified DAPM widget and map to enable/disable VI sense path Ryan Lee
2017-08-28 23:31 ` [PATCH 9/9] ASoC: max98927: Changed device property read function Ryan Lee
2017-08-29 19:00 ` [PATCH 1/9] ASoC: max98927: Added support for DSP_A and DSP_B format Mark Brown
2017-09-01 21:37 ` Ryan Lee
-- strict thread matches above, loose matches on Subject: below --
2017-08-26 0:41 [PATCH 1/9] ASoC: max98927: Added TDM support Ryan Lee
2017-08-26 0:41 ` [PATCH 7/9] ASoC: max98927: Added PM suspend and resume function Ryan Lee
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