From mboxrd@z Thu Jan 1 00:00:00 1970 From: Laxman Dewangan Subject: [PATCH V2 20/20] mfd: wm8400: Use devm_mfd_add_devices() for mfd_device registration Date: Fri, 8 Apr 2016 00:13:14 +0530 Message-ID: <1460054594-32325-21-git-send-email-ldewangan@nvidia.com> References: <1460054594-32325-1-git-send-email-ldewangan@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1460054594-32325-1-git-send-email-ldewangan@nvidia.com> Sender: linux-kernel-owner@vger.kernel.org To: lee.jones@linaro.org, corbet@lwn.net, andreas.werner@men.de, tony@atomide.com Cc: linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org, patches@opensource.wolfsonmicro.com, Laxman Dewangan , Mark Brown List-Id: linux-omap@vger.kernel.org Use devm_mfd_add_devices() for MFD devices registration and get rid of .remove callback to remove MFD child-devices. This is done by managed device framework. Signed-off-by: Laxman Dewangan CC: Mark Brown CC: patches@opensource.wolfsonmicro.com Acked-by: Charles Keepax --- Changes from V1: - Convert mfd to MFD. - Collected acks. drivers/mfd/wm8400-core.c | 25 +++---------------------- 1 file changed, 3 insertions(+), 22 deletions(-) diff --git a/drivers/mfd/wm8400-core.c b/drivers/mfd/wm8400-core.c index 3bd44a4..9fd8230 100644 --- a/drivers/mfd/wm8400-core.c +++ b/drivers/mfd/wm8400-core.c @@ -70,7 +70,7 @@ static int wm8400_register_codec(struct wm8400 *wm8400) .pdata_size = sizeof(*wm8400), }; - return mfd_add_devices(wm8400->dev, -1, &cell, 1, NULL, 0, NULL); + return devm_mfd_add_devices(wm8400->dev, -1, &cell, 1, NULL, 0, NULL); } /* @@ -111,7 +111,7 @@ static int wm8400_init(struct wm8400 *wm8400, ret = wm8400_register_codec(wm8400); if (ret != 0) { dev_err(wm8400->dev, "Failed to register codec\n"); - goto err_children; + return ret; } if (pdata && pdata->platform_init) { @@ -119,21 +119,12 @@ static int wm8400_init(struct wm8400 *wm8400, if (ret != 0) { dev_err(wm8400->dev, "Platform init failed: %d\n", ret); - goto err_children; + return ret; } } else dev_warn(wm8400->dev, "No platform initialisation supplied\n"); return 0; - -err_children: - mfd_remove_devices(wm8400->dev); - return ret; -} - -static void wm8400_release(struct wm8400 *wm8400) -{ - mfd_remove_devices(wm8400->dev); } static const struct regmap_config wm8400_regmap_config = { @@ -176,15 +167,6 @@ static int wm8400_i2c_probe(struct i2c_client *i2c, return wm8400_init(wm8400, dev_get_platdata(&i2c->dev)); } -static int wm8400_i2c_remove(struct i2c_client *i2c) -{ - struct wm8400 *wm8400 = i2c_get_clientdata(i2c); - - wm8400_release(wm8400); - - return 0; -} - static const struct i2c_device_id wm8400_i2c_id[] = { { "wm8400", 0 }, { } @@ -196,7 +178,6 @@ static struct i2c_driver wm8400_i2c_driver = { .name = "WM8400", }, .probe = wm8400_i2c_probe, - .remove = wm8400_i2c_remove, .id_table = wm8400_i2c_id, }; #endif -- 2.1.4