From patchwork Thu Feb 8 18:42:28 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 13550290 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6613520332; Thu, 8 Feb 2024 18:43:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.19 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707417805; cv=none; b=g9IiI0IacAY2sL1qzEQqS9a00aGiasbvjIEg9ouMisKnIHNUEB2RcnXNUnLVW/Z6AMoQuUPMdgqLyMI8CJzO38oOoeL6pJ7GKiABJRRVpZz3ZXu9KQiXCjBA3vrciTTxQm49YcCHj6jyn0wDkX9jFc/BXgSzV5FEhPzHDOquY+I= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707417805; c=relaxed/simple; bh=ksPh+SGOZxTsk3yoazHWC1sh6u7Hvs7YFo8izy4mpuk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=QczULrkBKNqn15PPopK5Y2Xkc5To+ruPfxK6ogd5ZCmCg6zTY7sREapjyR59Swn82G+AQCyT81yV9KyHjeW5DaM2XqDEw8m9AjmrsQln3PsoC86x1BBEDHGNz51B4+F1yQrSjGDcOQPm9Z/hNKzEEPU4up0XsT278wPnV7PrhFw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=g/EzkqIr; arc=none smtp.client-ip=192.198.163.19 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="g/EzkqIr" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1707417803; x=1738953803; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=ksPh+SGOZxTsk3yoazHWC1sh6u7Hvs7YFo8izy4mpuk=; b=g/EzkqIru9HiymGReqJsyHEr7xmrvtAEtjoZvQiCXOKiLBnN45+9Bosr O1W0ucfF99Uk8OSE6LjPArfsyoQX3Cjy+B/QnL0MC950Y14Mf1yFPQzt2 jJEJKHmZP0RxMAta50bZ9PkGyiFyZZbbIXQ2eepWg9StWPDZBgcnUAUMQ Pam4Dc10fHMqOB75XPt+BbUswrNgSVSTkGMBTFP2pofYBS957jfeyyG/Q AP+vGe8eb0+TQ1O1O5gp4bzgujUU/YR4lVmzgVA7LuzcIPMxUqjqouXU8 qPR/jL314EJsD7iM58/o2SOh7H3eHzfLJZ17CQ7KVnn58Rbn9ekWQPkoZ g==; X-IronPort-AV: E=McAfee;i="6600,9927,10978"; a="1184689" X-IronPort-AV: E=Sophos;i="6.05,254,1701158400"; d="scan'208";a="1184689" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmvoesa113.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Feb 2024 10:43:20 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10978"; a="934213722" X-IronPort-AV: E=Sophos;i="6.05,254,1701158400"; d="scan'208";a="934213722" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga001.fm.intel.com with ESMTP; 08 Feb 2024 10:43:17 -0800 Received: by black.fi.intel.com (Postfix, from userid 1003) id 46BB213C; Thu, 8 Feb 2024 20:43:16 +0200 (EET) From: Andy Shevchenko To: Daniel Thompson , Flavio Suligoi , Andy Shevchenko , dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Lee Jones , Jingoo Han , Helge Deller Subject: [PATCH v3 3/3] backlight: mp3309c: Utilise temporary variable for struct device Date: Thu, 8 Feb 2024 20:42:28 +0200 Message-ID: <20240208184313.2224579-4-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.43.0.rc1.1.gbec44491f096 In-Reply-To: <20240208184313.2224579-1-andriy.shevchenko@linux.intel.com> References: <20240208184313.2224579-1-andriy.shevchenko@linux.intel.com> Precedence: bulk X-Mailing-List: linux-fbdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 We have a temporary variable to keep pointer to struct device. Utilise it where it makes sense. Reviewed-by: Daniel Thompson Tested-by: Flavio Suligoi Signed-off-by: Andy Shevchenko --- drivers/video/backlight/mp3309c.c | 30 ++++++++++++------------------ 1 file changed, 12 insertions(+), 18 deletions(-) diff --git a/drivers/video/backlight/mp3309c.c b/drivers/video/backlight/mp3309c.c index 426e9f2356ad..708c053d492c 100644 --- a/drivers/video/backlight/mp3309c.c +++ b/drivers/video/backlight/mp3309c.c @@ -222,10 +222,9 @@ static int mp3309c_parse_fwnode(struct mp3309c_chip *chip, */ pdata->dimming_mode = DIMMING_ANALOG_I2C; if (device_property_present(dev, "pwms")) { - chip->pwmd = devm_pwm_get(chip->dev, NULL); + chip->pwmd = devm_pwm_get(dev, NULL); if (IS_ERR(chip->pwmd)) - return dev_err_probe(chip->dev, PTR_ERR(chip->pwmd), - "error getting pwm data\n"); + return dev_err_probe(dev, PTR_ERR(chip->pwmd), "error getting pwm data\n"); pdata->dimming_mode = DIMMING_PWM; pwm_apply_args(chip->pwmd); } @@ -243,11 +242,9 @@ static int mp3309c_parse_fwnode(struct mp3309c_chip *chip, num_levels = ANALOG_I2C_NUM_LEVELS; /* Enable GPIO used in I2C dimming mode only */ - chip->enable_gpio = devm_gpiod_get(chip->dev, "enable", - GPIOD_OUT_HIGH); + chip->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_HIGH); if (IS_ERR(chip->enable_gpio)) - return dev_err_probe(chip->dev, - PTR_ERR(chip->enable_gpio), + return dev_err_probe(dev, PTR_ERR(chip->enable_gpio), "error getting enable gpio\n"); } else { /* @@ -265,8 +262,7 @@ static int mp3309c_parse_fwnode(struct mp3309c_chip *chip, } /* Fill brightness levels array */ - pdata->levels = devm_kcalloc(chip->dev, num_levels, - sizeof(*pdata->levels), GFP_KERNEL); + pdata->levels = devm_kcalloc(dev, num_levels, sizeof(*pdata->levels), GFP_KERNEL); if (!pdata->levels) return -ENOMEM; if (device_property_present(dev, "brightness-levels")) { @@ -336,21 +332,21 @@ static int mp3309c_probe(struct i2c_client *client) if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) return dev_err_probe(dev, -EOPNOTSUPP, "failed to check i2c functionality\n"); - chip = devm_kzalloc(&client->dev, sizeof(*chip), GFP_KERNEL); + chip = devm_kzalloc(dev, sizeof(*chip), GFP_KERNEL); if (!chip) return -ENOMEM; - chip->dev = &client->dev; + chip->dev = dev; chip->regmap = devm_regmap_init_i2c(client, &mp3309c_regmap); if (IS_ERR(chip->regmap)) - return dev_err_probe(&client->dev, PTR_ERR(chip->regmap), + return dev_err_probe(dev, PTR_ERR(chip->regmap), "failed to allocate register map\n"); i2c_set_clientdata(client, chip); if (!pdata) { - pdata = devm_kzalloc(chip->dev, sizeof(*pdata), GFP_KERNEL); + pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) return -ENOMEM; @@ -367,11 +363,10 @@ static int mp3309c_probe(struct i2c_client *client) props.type = BACKLIGHT_RAW; props.power = FB_BLANK_UNBLANK; props.fb_blank = FB_BLANK_UNBLANK; - chip->bl = devm_backlight_device_register(chip->dev, "mp3309c", - chip->dev, chip, + chip->bl = devm_backlight_device_register(dev, "mp3309c", dev, chip, &mp3309c_bl_ops, &props); if (IS_ERR(chip->bl)) - return dev_err_probe(chip->dev, PTR_ERR(chip->bl), + return dev_err_probe(dev, PTR_ERR(chip->bl), "error registering backlight device\n"); /* In PWM dimming mode, enable pwm device */ @@ -383,8 +378,7 @@ static int mp3309c_probe(struct i2c_client *client) pwmstate.enabled = true; ret = pwm_apply_might_sleep(chip->pwmd, &pwmstate); if (ret) - return dev_err_probe(chip->dev, ret, - "error setting pwm device\n"); + return dev_err_probe(dev, ret, "error setting pwm device\n"); } chip->pdata->status = FIRST_POWER_ON;