From mboxrd@z Thu Jan 1 00:00:00 1970 From: Laxman Dewangan Subject: [PATCH 16/61] gpio: da9055: Use devm_gpiochip_add_data() for gpio registration Date: Mon, 22 Feb 2016 19:38:05 +0530 Message-ID: <1456150130-2668-17-git-send-email-ldewangan@nvidia.com> References: <1456150130-2668-1-git-send-email-ldewangan@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1456150130-2668-1-git-send-email-ldewangan@nvidia.com> Sender: linux-kernel-owner@vger.kernel.org To: linus.walleij@linaro.org, gnurou@gmail.com, michael.hennerich@analog.com, corbet@lwn.net, albeu@free.fr, rjui@broadcom.com, shc_work@mail.ru, support.opensource@diasemi.com, swarren@wwwdotorg.org, thierry.reding@gmail.com Cc: ldewangan@nvidia.com, bjorn.andersson@sonymobile.com, a.kesavan@samsung.com, gregkh@linuxfoundation.org, catalin.marinas@arm.com, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, patches@opensource.wolfsonmicro.com, bcm-kernel-feedback-list@broadcom.com, linux-arm-kernel@lists.infradead.org, linux-tegra@vger.kernel.org List-Id: linux-tegra@vger.kernel.org Use devm_gpiochip_add_data() for GPIO registration and remove the need of driver callback .remove. Signed-off-by: Laxman Dewangan Cc: Support Opensource --- drivers/gpio/gpio-da9055.c | 16 ++-------------- 1 file changed, 2 insertions(+), 14 deletions(-) diff --git a/drivers/gpio/gpio-da9055.c b/drivers/gpio/gpio-da9055.c index 18210fb..2c2c18d 100644 --- a/drivers/gpio/gpio-da9055.c +++ b/drivers/gpio/gpio-da9055.c @@ -151,31 +151,19 @@ static int da9055_gpio_probe(struct platform_device *pdev) if (pdata && pdata->gpio_base) gpio->gp.base = pdata->gpio_base; - ret = gpiochip_add_data(&gpio->gp, gpio); + ret = devm_gpiochip_add_data(&pdev->dev, &gpio->gp, gpio); if (ret < 0) { dev_err(&pdev->dev, "Could not register gpiochip, %d\n", ret); - goto err_mem; + return ret; } platform_set_drvdata(pdev, gpio); return 0; - -err_mem: - return ret; -} - -static int da9055_gpio_remove(struct platform_device *pdev) -{ - struct da9055_gpio *gpio = platform_get_drvdata(pdev); - - gpiochip_remove(&gpio->gp); - return 0; } static struct platform_driver da9055_gpio_driver = { .probe = da9055_gpio_probe, - .remove = da9055_gpio_remove, .driver = { .name = "da9055-gpio", }, -- 2.1.4