Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932116Ab2EKBaE (ORCPT ); Thu, 10 May 2012 21:30:04 -0400 Received: from mail-pb0-f46.google.com ([209.85.160.46]:34230 "EHLO mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756910Ab2EKBaB (ORCPT ); Thu, 10 May 2012 21:30:01 -0400 Message-ID: <1336699791.8454.1.camel@phoenix> Subject: [PATCH 1/2] mfd: da9052: Convert to use devm_* APIs From: Axel Lin To: linux-kernel@vger.kernel.org Cc: "Ying-Chun Liu (PaulLiu)" , Ashish Jangam , David Dajun Chen , Samuel Ortiz Date: Fri, 11 May 2012 09:29:51 +0800 Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.2.2- Content-Transfer-Encoding: 7bit Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3987 Lines: 147 Signed-off-by: Axel Lin --- drivers/mfd/da9052-i2c.c | 24 +++++++----------------- drivers/mfd/da9052-spi.c | 18 +++++------------- 2 files changed, 12 insertions(+), 30 deletions(-) diff --git a/drivers/mfd/da9052-i2c.c b/drivers/mfd/da9052-i2c.c index d8abdb3..115a9c7 100644 --- a/drivers/mfd/da9052-i2c.c +++ b/drivers/mfd/da9052-i2c.c @@ -70,7 +70,7 @@ static int __devinit da9052_i2c_probe(struct i2c_client *client, struct da9052 *da9052; int ret; - da9052 = kzalloc(sizeof(struct da9052), GFP_KERNEL); + da9052 = devm_kzalloc(&client->dev, sizeof(struct da9052), GFP_KERNEL); if (!da9052) return -ENOMEM; @@ -78,8 +78,7 @@ static int __devinit da9052_i2c_probe(struct i2c_client *client, I2C_FUNC_SMBUS_BYTE_DATA)) { dev_info(&client->dev, "Error in %s:i2c_check_functionality\n", __func__); - ret = -ENODEV; - goto err; + return -ENODEV; } da9052->dev = &client->dev; @@ -87,17 +86,17 @@ static int __devinit da9052_i2c_probe(struct i2c_client *client, i2c_set_clientdata(client, da9052); - da9052->regmap = regmap_init_i2c(client, &da9052_regmap_config); + da9052->regmap = devm_regmap_init_i2c(client, &da9052_regmap_config); if (IS_ERR(da9052->regmap)) { ret = PTR_ERR(da9052->regmap); dev_err(&client->dev, "Failed to allocate register map: %d\n", ret); - goto err; + return ret; } ret = da9052_i2c_enable_multiwrite(da9052); if (ret < 0) - goto err_regmap; + return ret; #ifdef CONFIG_OF if (!id) { @@ -112,20 +111,14 @@ static int __devinit da9052_i2c_probe(struct i2c_client *client, if (!id) { ret = -ENODEV; dev_err(&client->dev, "id is null.\n"); - goto err_regmap; + return ret; } ret = da9052_device_init(da9052, id->driver_data); if (ret != 0) - goto err_regmap; + return ret; return 0; - -err_regmap: - regmap_exit(da9052->regmap); -err: - kfree(da9052); - return ret; } static int __devexit da9052_i2c_remove(struct i2c_client *client) @@ -133,9 +126,6 @@ static int __devexit da9052_i2c_remove(struct i2c_client *client) struct da9052 *da9052 = i2c_get_clientdata(client); da9052_device_exit(da9052); - regmap_exit(da9052->regmap); - kfree(da9052); - return 0; } diff --git a/drivers/mfd/da9052-spi.c b/drivers/mfd/da9052-spi.c index 6e09498..dbeadc5 100644 --- a/drivers/mfd/da9052-spi.c +++ b/drivers/mfd/da9052-spi.c @@ -25,8 +25,9 @@ static int __devinit da9052_spi_probe(struct spi_device *spi) { int ret; const struct spi_device_id *id = spi_get_device_id(spi); - struct da9052 *da9052 = kzalloc(sizeof(struct da9052), GFP_KERNEL); + struct da9052 *da9052; + da9052 = devm_kzalloc(&spi->dev, sizeof(struct da9052), GFP_KERNEL); if (!da9052) return -ENOMEM; @@ -42,25 +43,19 @@ static int __devinit da9052_spi_probe(struct spi_device *spi) da9052_regmap_config.read_flag_mask = 1; da9052_regmap_config.write_flag_mask = 0; - da9052->regmap = regmap_init_spi(spi, &da9052_regmap_config); + da9052->regmap = devm_regmap_init_spi(spi, &da9052_regmap_config); if (IS_ERR(da9052->regmap)) { ret = PTR_ERR(da9052->regmap); dev_err(&spi->dev, "Failed to allocate register map: %d\n", ret); - goto err; + return ret; } ret = da9052_device_init(da9052, id->driver_data); if (ret != 0) - goto err_regmap; + return ret; return 0; - -err_regmap: - regmap_exit(da9052->regmap); -err: - kfree(da9052); - return ret; } static int __devexit da9052_spi_remove(struct spi_device *spi) @@ -68,9 +63,6 @@ static int __devexit da9052_spi_remove(struct spi_device *spi) struct da9052 *da9052 = dev_get_drvdata(&spi->dev); da9052_device_exit(da9052); - regmap_exit(da9052->regmap); - kfree(da9052); - return 0; } -- 1.7.5.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/