From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751997AbbINRtm (ORCPT ); Mon, 14 Sep 2015 13:49:42 -0400 Received: from mail-pa0-f44.google.com ([209.85.220.44]:32994 "EHLO mail-pa0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750975AbbINRtl (ORCPT ); Mon, 14 Sep 2015 13:49:41 -0400 Date: Mon, 14 Sep 2015 23:19:35 +0530 From: Vaishali Thakkar To: MyungJoo Ham Cc: Chanwoo Choi , linux-kernel@vger.kernel.org Subject: [PATCH] extcon: axp288: Convert to using managed resources Message-ID: <20150914174935.GA14734@localhost> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use resource managed functions devm_usb_get_phy and devm_gpio_request to make error path simpler. To be compatible the change, various gotos are replaced with direct returns and unnecessary label gpio_req_failed is dropped. Also, remove function axp288_extcon_remove as it is now redundant. Signed-off-by: Vaishali Thakkar --- drivers/extcon/extcon-axp288.c | 23 +++++------------------ 1 file changed, 5 insertions(+), 18 deletions(-) diff --git a/drivers/extcon/extcon-axp288.c b/drivers/extcon/extcon-axp288.c index ea962bc..9668d6a 100644 --- a/drivers/extcon/extcon-axp288.c +++ b/drivers/extcon/extcon-axp288.c @@ -309,7 +309,7 @@ static int axp288_extcon_probe(struct platform_device *pdev) } /* Get otg transceiver phy */ - info->otg = usb_get_phy(USB_PHY_TYPE_USB2); + info->otg = devm_usb_get_phy(&pdev->dev, USB_PHY_TYPE_USB2); if (IS_ERR(info->otg)) { dev_err(&pdev->dev, "failed to get otg transceiver\n"); return PTR_ERR(info->otg); @@ -318,11 +318,11 @@ static int axp288_extcon_probe(struct platform_device *pdev) /* Set up gpio control for USB Mux */ if (info->pdata->gpio_mux_cntl) { gpio = desc_to_gpio(info->pdata->gpio_mux_cntl); - ret = gpio_request(gpio, "USB_MUX"); + ret = devm_gpio_request(&pdev->dev, gpio, "USB_MUX"); if (ret < 0) { dev_err(&pdev->dev, "failed to request the gpio=%d\n", gpio); - goto gpio_req_failed; + return ret; } gpiod_direction_output(info->pdata->gpio_mux_cntl, EXTCON_GPIO_MUX_SEL_PMIC); @@ -335,7 +335,7 @@ static int axp288_extcon_probe(struct platform_device *pdev) dev_err(&pdev->dev, "failed to get virtual interrupt=%d\n", pirq); ret = info->irq[i]; - goto gpio_req_failed; + return ret; } ret = devm_request_threaded_irq(&pdev->dev, info->irq[i], @@ -345,7 +345,7 @@ static int axp288_extcon_probe(struct platform_device *pdev) if (ret) { dev_err(&pdev->dev, "failed to request interrupt=%d\n", info->irq[i]); - goto gpio_req_failed; + return ret; } } @@ -353,23 +353,10 @@ static int axp288_extcon_probe(struct platform_device *pdev) axp288_extcon_enable_irq(info); return 0; - -gpio_req_failed: - usb_put_phy(info->otg); - return ret; -} - -static int axp288_extcon_remove(struct platform_device *pdev) -{ - struct axp288_extcon_info *info = platform_get_drvdata(pdev); - - usb_put_phy(info->otg); - return 0; } static struct platform_driver axp288_extcon_driver = { .probe = axp288_extcon_probe, - .remove = axp288_extcon_remove, .driver = { .name = "axp288_extcon", }, -- 1.9.1