Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754935AbdL1SkQ (ORCPT ); Thu, 28 Dec 2017 13:40:16 -0500 Received: from mail-pl0-f65.google.com ([209.85.160.65]:43540 "EHLO mail-pl0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753841AbdL1SkN (ORCPT ); Thu, 28 Dec 2017 13:40:13 -0500 X-Google-Smtp-Source: ACJfBotoBZR/oiPSTNcbcmAkU/hT+K5uKhJNfWCx39Rb2SoJZfed0sVTQdmM4wAuYXgZHIdsYSFMmw== Subject: Re: [PATCH 2/7] watchdog: jz4740: Use devm_* functions To: Paul Cercueil , Ralf Baechle , Rob Herring , Mark Rutland , Wim Van Sebroeck Cc: devicetree@vger.kernel.org, linux-mips@linux-mips.org, linux-kernel@vger.kernel.org, linux-watchdog@vger.kernel.org References: <20171228162939.3928-1-paul@crapouillou.net> <20171228162939.3928-3-paul@crapouillou.net> From: Guenter Roeck Message-ID: <9b5a2b88-995b-0540-6cf5-aba8b1ba6508@roeck-us.net> Date: Thu, 28 Dec 2017 10:40:11 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.5.0 MIME-Version: 1.0 In-Reply-To: <20171228162939.3928-3-paul@crapouillou.net> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2079 Lines: 68 On 12/28/2017 08:29 AM, Paul Cercueil wrote: > - Use devm_clk_get instead of clk_get > - Use devm_watchdog_register_device instead of watchdog_register_device > > Signed-off-by: Paul Cercueil Reviewed-by: Guenter Roeck [ the change I suggested earlier should be made in a separate patch ] > --- > drivers/watchdog/jz4740_wdt.c | 27 ++++++++------------------- > 1 file changed, 8 insertions(+), 19 deletions(-) > > diff --git a/drivers/watchdog/jz4740_wdt.c b/drivers/watchdog/jz4740_wdt.c > index 6955deb100ef..92d6ca8ceb49 100644 > --- a/drivers/watchdog/jz4740_wdt.c > +++ b/drivers/watchdog/jz4740_wdt.c > @@ -178,40 +178,29 @@ static int jz4740_wdt_probe(struct platform_device *pdev) > > res = platform_get_resource(pdev, IORESOURCE_MEM, 0); > drvdata->base = devm_ioremap_resource(&pdev->dev, res); > - if (IS_ERR(drvdata->base)) { > - ret = PTR_ERR(drvdata->base); > - goto err_out; > - } > + if (IS_ERR(drvdata->base)) > + return PTR_ERR(drvdata->base); > > - drvdata->rtc_clk = clk_get(&pdev->dev, "rtc"); > + drvdata->rtc_clk = devm_clk_get(&pdev->dev, "rtc"); > if (IS_ERR(drvdata->rtc_clk)) { > dev_err(&pdev->dev, "cannot find RTC clock\n"); > - ret = PTR_ERR(drvdata->rtc_clk); > - goto err_out; > + return PTR_ERR(drvdata->rtc_clk); > } > > - ret = watchdog_register_device(&drvdata->wdt); > + ret = devm_watchdog_register_device(&pdev->dev, &drvdata->wdt); > if (ret < 0) > - goto err_disable_clk; > + return ret; > > platform_set_drvdata(pdev, drvdata); > - return 0; > > -err_disable_clk: > - clk_put(drvdata->rtc_clk); > -err_out: > - return ret; > + return 0; > } > > static int jz4740_wdt_remove(struct platform_device *pdev) > { > struct jz4740_wdt_drvdata *drvdata = platform_get_drvdata(pdev); > > - jz4740_wdt_stop(&drvdata->wdt); > - watchdog_unregister_device(&drvdata->wdt); > - clk_put(drvdata->rtc_clk); > - > - return 0; > + return jz4740_wdt_stop(&drvdata->wdt); > } > > static struct platform_driver jz4740_wdt_driver = { >