From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Brown Subject: [PATCH 1/2] ASoC: wm8737: Move regulator acquisition to device registration Date: Wed, 12 Sep 2012 12:59:09 +0800 Message-ID: <1347425950-17097-1-git-send-email-broonie@opensource.wolfsonmicro.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from opensource.wolfsonmicro.com (opensource.wolfsonmicro.com [80.75.67.52]) by alsa0.perex.cz (Postfix) with ESMTP id 403EB261662 for ; Wed, 12 Sep 2012 07:06:40 +0200 (CEST) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: Liam Girdwood Cc: alsa-devel@alsa-project.org, patches@opensource.wolfsonmicro.com, Mark Brown List-Id: alsa-devel@alsa-project.org This is better style as we acquire resources we will need before we go into the ASoC card probe. Signed-off-by: Mark Brown --- sound/soc/codecs/wm8737.c | 41 +++++++++++++++++++++++------------------ 1 file changed, 23 insertions(+), 18 deletions(-) diff --git a/sound/soc/codecs/wm8737.c b/sound/soc/codecs/wm8737.c index 8c25442..3bf5bc7 100644 --- a/sound/soc/codecs/wm8737.c +++ b/sound/soc/codecs/wm8737.c @@ -557,7 +557,7 @@ static int wm8737_resume(struct snd_soc_codec *codec) static int wm8737_probe(struct snd_soc_codec *codec) { struct wm8737_priv *wm8737 = snd_soc_codec_get_drvdata(codec); - int ret, i; + int ret; ret = snd_soc_codec_set_cache_io(codec, 7, 9, wm8737->control_type); if (ret != 0) { @@ -565,16 +565,6 @@ static int wm8737_probe(struct snd_soc_codec *codec) return ret; } - for (i = 0; i < ARRAY_SIZE(wm8737->supplies); i++) - wm8737->supplies[i].supply = wm8737_supply_names[i]; - - ret = regulator_bulk_get(codec->dev, ARRAY_SIZE(wm8737->supplies), - wm8737->supplies); - if (ret != 0) { - dev_err(codec->dev, "Failed to request supplies: %d\n", ret); - return ret; - } - ret = regulator_bulk_enable(ARRAY_SIZE(wm8737->supplies), wm8737->supplies); if (ret != 0) { @@ -607,17 +597,12 @@ static int wm8737_probe(struct snd_soc_codec *codec) err_enable: regulator_bulk_disable(ARRAY_SIZE(wm8737->supplies), wm8737->supplies); err_get: - regulator_bulk_free(ARRAY_SIZE(wm8737->supplies), wm8737->supplies); - return ret; } static int wm8737_remove(struct snd_soc_codec *codec) { - struct wm8737_priv *wm8737 = snd_soc_codec_get_drvdata(codec); - wm8737_set_bias_level(codec, SND_SOC_BIAS_OFF); - regulator_bulk_free(ARRAY_SIZE(wm8737->supplies), wm8737->supplies); return 0; } @@ -645,13 +630,23 @@ static __devinit int wm8737_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { struct wm8737_priv *wm8737; - int ret; + int ret, i; wm8737 = devm_kzalloc(&i2c->dev, sizeof(struct wm8737_priv), GFP_KERNEL); if (wm8737 == NULL) return -ENOMEM; + for (i = 0; i < ARRAY_SIZE(wm8737->supplies); i++) + wm8737->supplies[i].supply = wm8737_supply_names[i]; + + ret = devm_regulator_bulk_get(&i2c->dev, ARRAY_SIZE(wm8737->supplies), + wm8737->supplies); + if (ret != 0) { + dev_err(&i2c->dev, "Failed to request supplies: %d\n", ret); + return ret; + } + i2c_set_clientdata(i2c, wm8737); wm8737->control_type = SND_SOC_I2C; @@ -691,13 +686,23 @@ static struct i2c_driver wm8737_i2c_driver = { static int __devinit wm8737_spi_probe(struct spi_device *spi) { struct wm8737_priv *wm8737; - int ret; + int ret, i; wm8737 = devm_kzalloc(&spi->dev, sizeof(struct wm8737_priv), GFP_KERNEL); if (wm8737 == NULL) return -ENOMEM; + for (i = 0; i < ARRAY_SIZE(wm8737->supplies); i++) + wm8737->supplies[i].supply = wm8737_supply_names[i]; + + ret = devm_regulator_bulk_get(&spi->dev, ARRAY_SIZE(wm8737->supplies), + wm8737->supplies); + if (ret != 0) { + dev_err(&spi->dev, "Failed to request supplies: %d\n", ret); + return ret; + } + wm8737->control_type = SND_SOC_SPI; spi_set_drvdata(spi, wm8737); -- 1.7.10.4