[alsa-devel] [PATCH v2] ASoC: cs4349: Add support for Cirrus Logic CS4349
From: Tim Howe tim.howe@cirrus.com
Signed-off-by: Tim Howe tim.howe@cirrus.com --- sound/soc/codecs/cs4349.c | 27 ++++++++------------------- 1 file changed, 8 insertions(+), 19 deletions(-)
diff --git a/sound/soc/codecs/cs4349.c b/sound/soc/codecs/cs4349.c index c9a96b6..ee6b676 100644 --- a/sound/soc/codecs/cs4349.c +++ b/sound/soc/codecs/cs4349.c @@ -305,19 +305,8 @@ static int cs4349_i2c_probe(struct i2c_client *client, return ret; }
- if (pdata) { + if (pdata) cs4349->pdata = *pdata; - } else { - pdata = devm_kzalloc(&client->dev, - sizeof(struct cs4349_platform_data), - GFP_KERNEL); - if (!pdata) { - dev_err(&client->dev, - "could not allocate pdata\n"); - return -ENOMEM; - } - cs4349->pdata = *pdata; - }
/* Reset the Device */ cs4349->reset_gpio = devm_gpiod_get_optional(&client->dev, @@ -330,9 +319,6 @@ static int cs4349_i2c_probe(struct i2c_client *client,
i2c_set_clientdata(client, cs4349);
- dev_info(&client->dev, - "Cirrus Logic CS4349\n"); - return snd_soc_register_codec(&client->dev, &soc_codec_dev_cs4349, &cs4349_dai, 1); } @@ -357,14 +343,17 @@ static int cs4349_runtime_suspend(struct device *dev) struct snd_soc_pcm_runtime *rtd = dev_get_drvdata(dev); int ret;
- /* Hold down reset */ - if (cs4349->reset_gpio) - gpiod_set_value_cansleep(cs4349->reset_gpio, 0); - ret = snd_soc_update_bits(rtd->codec, CS4349_MISC, PWR_DWN, 1); if (ret < 0) return ret;
+ regcache_cache_only(cs4349->regmap, true); + regcache_sync(cs4349->regmap); + + /* Hold down reset */ + if (cs4349->reset_gpio) + gpiod_set_value_cansleep(cs4349->reset_gpio, 0); + return 0; }
Sorry sent the wrong patch. Resending soon.
Tim
-----Original Message----- From: timothyc.howe@gmail.com [mailto:timothyc.howe@gmail.com] Sent: Tuesday, July 14, 2015 7:44 PM To: alsa-devel@alsa-project.org Cc: lgirdwood@gmail.com; broonie@kernel.org; Austin, Brian; Howe, Tim Subject: [PATCH v2] ASoC: cs4349: Add support for Cirrus Logic CS4349
From: Tim Howe tim.howe@cirrus.com
Signed-off-by: Tim Howe tim.howe@cirrus.com --- sound/soc/codecs/cs4349.c | 27 ++++++++------------------- 1 file changed, 8 insertions(+), 19 deletions(-)
diff --git a/sound/soc/codecs/cs4349.c b/sound/soc/codecs/cs4349.c index c9a96b6..ee6b676 100644 --- a/sound/soc/codecs/cs4349.c +++ b/sound/soc/codecs/cs4349.c @@ -305,19 +305,8 @@ static int cs4349_i2c_probe(struct i2c_client *client, return ret; }
- if (pdata) { + if (pdata) cs4349->pdata = *pdata; - } else { - pdata = devm_kzalloc(&client->dev, - sizeof(struct cs4349_platform_data), - GFP_KERNEL); - if (!pdata) { - dev_err(&client->dev, - "could not allocate pdata\n"); - return -ENOMEM; - } - cs4349->pdata = *pdata; - }
/* Reset the Device */ cs4349->reset_gpio = devm_gpiod_get_optional(&client->dev, @@ -330,9 +319,6 @@ static int cs4349_i2c_probe(struct i2c_client *client,
i2c_set_clientdata(client, cs4349);
- dev_info(&client->dev, - "Cirrus Logic CS4349\n"); - return snd_soc_register_codec(&client->dev, &soc_codec_dev_cs4349, &cs4349_dai, 1); } @@ -357,14 +343,17 @@ static int cs4349_runtime_suspend(struct device *dev) struct snd_soc_pcm_runtime *rtd = dev_get_drvdata(dev); int ret;
- /* Hold down reset */ - if (cs4349->reset_gpio) - gpiod_set_value_cansleep(cs4349->reset_gpio, 0); - ret = snd_soc_update_bits(rtd->codec, CS4349_MISC, PWR_DWN, 1); if (ret < 0) return ret;
+ regcache_cache_only(cs4349->regmap, true); + regcache_sync(cs4349->regmap); + + /* Hold down reset */ + if (cs4349->reset_gpio) + gpiod_set_value_cansleep(cs4349->reset_gpio, 0); + return 0; }
-- 2.4.5
participants (2)
-
Howe, Tim -
timothyc.howe＠gmail.com