From patchwork Sat Oct 19 08:35:55 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 11199991 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id EC3CB913 for ; Sat, 19 Oct 2019 08:36:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C13D220872 for ; Sat, 19 Oct 2019 08:36:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=bgdev-pl.20150623.gappssmtp.com header.i=@bgdev-pl.20150623.gappssmtp.com header.b="h0zJaikz" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728440AbfJSIgY (ORCPT ); Sat, 19 Oct 2019 04:36:24 -0400 Received: from mail-wm1-f66.google.com ([209.85.128.66]:55923 "EHLO mail-wm1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728414AbfJSIgY (ORCPT ); Sat, 19 Oct 2019 04:36:24 -0400 Received: by mail-wm1-f66.google.com with SMTP id a6so8341670wma.5 for ; Sat, 19 Oct 2019 01:36:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=+aYo/jE0l+r2VpUneeIaMs1HWjXHH9okkuy6GJ4hUcw=; b=h0zJaikzGMrQw/8lBb8sYuz2WDIJK2djdadS0yQaFn8WT5woxc5FUsuVZG+wAXttYG iHwMNTLMjhuKALsd3KJvXMCsxUdR+J58mQ6O1+I8jBn+8yDzdtEkwgPtbZKE9jUa3qLF UOlhDeSMehnwZiRaWSDC2KjDp6B3UEMLcX/BO//N3Odg99NHuaYUVRLmkJceoGeVxIoD 4op/vdrRCqyx9zBi0qM+4v1vUKsvdAxXa5lzG28v5SviLf1vGhNZvTamx8PZkKA5Momy qyDXuhvg2Hn2smrWGwoY6GH+GwXdsPfjHPTETa4xb6YommzinQgnvlZmWP4hg0P6vzat +Png== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=+aYo/jE0l+r2VpUneeIaMs1HWjXHH9okkuy6GJ4hUcw=; b=Wwd0YrKYrscr05BwqaSOzXzdbj0e1ZggpeNEEXiGrHMe0Ir2GpCngy/965HMKj9qB0 SMA0V4yDuNLatW2/X61nWCYD4LfD03+2/mQk7FkcY/gxCxnhiqxlJcstwncfjbQodu7p QDM0Buytv3lNit/e9MQUJP74qkNzJXT+UuoDk9E2HyWtlXjzXDhAz96gcKAAf5tsj4wd Hpo1UAQGGewstkJSkkk5GT3UtsOcKJR1yJ1O9taBcPuaVKuqlT2SzAm21UN9kiafnnlN zNaawd6WXJpaf2brAJQDKLEKg5hCKWjTY5/YBpQscc4YdMdk07YjTXECsVnDr1pHm4SS x+gA== X-Gm-Message-State: APjAAAU5kTPsAMN5GuAuLUZChUuEYlQU5YK/saMOeG7ogO5cgl7Fc/jQ pyzao0UwLOTPIgXjXncSjlJIRA== X-Google-Smtp-Source: APXvYqwmPVh7r2j/5vnVETV3Itb96Hdk3RmxzyJeWRMyIuLuB2/Jd+9kynJT4aIzf2BZC4ibMUZKdA== X-Received: by 2002:a1c:9894:: with SMTP id a142mr10577174wme.70.1571474180785; Sat, 19 Oct 2019 01:36:20 -0700 (PDT) Received: from debian-brgl.home ([2a01:cb1d:af:5b00:6d6c:8493:1ab5:dad7]) by smtp.gmail.com with ESMTPSA id u1sm7242627wmc.38.2019.10.19.01.36.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 19 Oct 2019 01:36:19 -0700 (PDT) From: Bartosz Golaszewski To: Yoshinori Sato , Rich Felker , Lee Jones , Daniel Thompson , Jingoo Han , Bartlomiej Zolnierkiewicz , Linus Walleij , Andy Shevchenko , Jacopo Mondi Cc: linux-sh@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, Bartosz Golaszewski Subject: [PATCH v6 8/9] backlight: gpio: use a helper variable for &pdev->dev Date: Sat, 19 Oct 2019 10:35:55 +0200 Message-Id: <20191019083556.19466-9-brgl@bgdev.pl> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191019083556.19466-1-brgl@bgdev.pl> References: <20191019083556.19466-1-brgl@bgdev.pl> MIME-Version: 1.0 Sender: linux-fbdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org From: Bartosz Golaszewski Instead of dereferencing pdev each time, use a helper variable for the associated device pointer. Signed-off-by: Bartosz Golaszewski Reviewed-by: Linus Walleij Reviewed-by: Daniel Thompson Reviewed-by: Andy Shevchenko --- drivers/video/backlight/gpio_backlight.c | 23 +++++++++++------------ 1 file changed, 11 insertions(+), 12 deletions(-) diff --git a/drivers/video/backlight/gpio_backlight.c b/drivers/video/backlight/gpio_backlight.c index c829b82f5372..7b411f6ee15a 100644 --- a/drivers/video/backlight/gpio_backlight.c +++ b/drivers/video/backlight/gpio_backlight.c @@ -78,29 +78,29 @@ static int gpio_backlight_initial_power_state(struct gpio_backlight *gbl) static int gpio_backlight_probe(struct platform_device *pdev) { - struct gpio_backlight_platform_data *pdata = - dev_get_platdata(&pdev->dev); + struct device *dev = &pdev->dev; + struct gpio_backlight_platform_data *pdata = dev_get_platdata(dev); struct backlight_properties props; struct backlight_device *bl; struct gpio_backlight *gbl; int ret, init_brightness; - gbl = devm_kzalloc(&pdev->dev, sizeof(*gbl), GFP_KERNEL); + gbl = devm_kzalloc(dev, sizeof(*gbl), GFP_KERNEL); if (gbl == NULL) return -ENOMEM; - gbl->dev = &pdev->dev; + gbl->dev = dev; if (pdata) gbl->fbdev = pdata->fbdev; - gbl->def_value = device_property_read_bool(&pdev->dev, "default-on"); + gbl->def_value = device_property_read_bool(dev, "default-on"); - gbl->gpiod = devm_gpiod_get(&pdev->dev, NULL, GPIOD_ASIS); + gbl->gpiod = devm_gpiod_get(dev, NULL, GPIOD_ASIS); if (IS_ERR(gbl->gpiod)) { ret = PTR_ERR(gbl->gpiod); if (ret != -EPROBE_DEFER) - dev_err(&pdev->dev, + dev_err(dev, "Error: The gpios parameter is missing or invalid.\n"); return ret; } @@ -108,11 +108,10 @@ static int gpio_backlight_probe(struct platform_device *pdev) memset(&props, 0, sizeof(props)); props.type = BACKLIGHT_RAW; props.max_brightness = 1; - bl = devm_backlight_device_register(&pdev->dev, dev_name(&pdev->dev), - &pdev->dev, gbl, &gpio_backlight_ops, - &props); + bl = devm_backlight_device_register(dev, dev_name(dev), dev, gbl, + &gpio_backlight_ops, &props); if (IS_ERR(bl)) { - dev_err(&pdev->dev, "failed to register backlight\n"); + dev_err(dev, "failed to register backlight\n"); return PTR_ERR(bl); } @@ -122,7 +121,7 @@ static int gpio_backlight_probe(struct platform_device *pdev) init_brightness = gpio_backlight_get_curr_brightness(bl); ret = gpiod_direction_output(gbl->gpiod, init_brightness); if (ret) { - dev_err(&pdev->dev, "failed to set initial brightness\n"); + dev_err(dev, "failed to set initial brightness\n"); return ret; }