From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 84AE7ECAAD5 for ; Tue, 6 Sep 2022 14:16:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=2piQYBZaXPTQaU8aGb+/rjX8mAq5qG5XAPzQ8foZf9I=; b=sUvVh20pC0BPe9 hSSXZsQbc594Zt/tQTNKNOkfbv03EFV24aI8kNjhEGhNpQurA9i1LBlmSCnLfuaAIzFtzEk1M121g y1JeLdAXgP4NmPwaOZzAe1bo24+hPs1gw4fRvnfS5kMRAbJv1af/nXvllFzz4OjfEnOC5sbrgq1ku R9CVOssQrlzVg4dlPB7MAdSdj3MAPCJ5w8jlPicN4r0yWZe0MjW0mjwDJbod+RmdYMEdsi967MhM3 twWfW8/bUp6GBiBlI+fvwdEHccmA9S4nqx75p9Ew48vdsPKyd23qBWGMlZZOAAnMAGEk5ak39iaZ6 8xr/Z/zAkP2193dW0KDw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oVZLl-00ECFG-Uy; Tue, 06 Sep 2022 14:14:50 +0000 Received: from mga03.intel.com ([134.134.136.65]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oVYxq-00DzqO-A2; Tue, 06 Sep 2022 13:50:12 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1662472206; x=1694008206; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=LCJNwKIb2JZh9SO69nCDrOY4AomaNFhl38g2hoPWX0w=; b=biHjL2TnGofxV66Q1huIyBtpdOGMgVLFOmbfc1BztnGPmo1gy7jvgAux 1J1Bn5e/Pchc0XIe4RjYCJ6pAYp1pMcD4zuA2uFFNha0Bio8SI4MLMdDn yoI9EUXYxeF/bS+pUQIGVjTXNV7a29d/byg8wrSiJqP6CvVccHskuJ5f8 Z4lm72HmUEUorPTaMSv8Iu28Yr4SdJROuuHgaSE7dxW3oaOzxPh3626TY 0XQjOcoNxseOWmPbx48JEppJZa3XlQE9H5MP4yjwwCIb+cWnYENC3ps5A kse8vhSApsTHuXJlIM2XWCefswn/KKIDRFEH275N4ozpdb3GQQci470Lb A==; X-IronPort-AV: E=McAfee;i="6500,9779,10462"; a="297908808" X-IronPort-AV: E=Sophos;i="5.93,294,1654585200"; d="scan'208";a="297908808" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Sep 2022 06:50:03 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.93,294,1654585200"; d="scan'208";a="717702899" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga002.fm.intel.com with ESMTP; 06 Sep 2022 06:49:54 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 7B54750D; Tue, 6 Sep 2022 16:50:10 +0300 (EEST) From: Andy Shevchenko To: Gene Chen , Andy Shevchenko , Andrew Jeffery , linux-leds@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org Cc: Pavel Machek , Matthias Brugger , Sean Wang , Kurt Kanzenbach , Andrew Lunn , Vivien Didelot , Florian Fainelli , Vladimir Oltean , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Lee Jones Subject: [PATCH v3 04/11] leds: bcm6328: Get rid of custom led_init_default_state_get() Date: Tue, 6 Sep 2022 16:49:57 +0300 Message-Id: <20220906135004.14885-5-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220906135004.14885-1-andriy.shevchenko@linux.intel.com> References: <20220906135004.14885-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220906_065006_450991_F9546709 X-CRM114-Status: GOOD ( 16.25 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org LED core provides a helper to parse default state from firmware node. Use it instead of custom implementation. Signed-off-by: Andy Shevchenko --- drivers/leds/leds-bcm6328.c | 49 ++++++++++++++++++------------------- 1 file changed, 24 insertions(+), 25 deletions(-) diff --git a/drivers/leds/leds-bcm6328.c b/drivers/leds/leds-bcm6328.c index 2d4d87957a30..246f1296ab09 100644 --- a/drivers/leds/leds-bcm6328.c +++ b/drivers/leds/leds-bcm6328.c @@ -330,7 +330,9 @@ static int bcm6328_led(struct device *dev, struct device_node *nc, u32 reg, { struct led_init_data init_data = {}; struct bcm6328_led *led; - const char *state; + enum led_default_state state; + unsigned long val, shift; + void __iomem *mode; int rc; led = devm_kzalloc(dev, sizeof(*led), GFP_KERNEL); @@ -346,31 +348,29 @@ static int bcm6328_led(struct device *dev, struct device_node *nc, u32 reg, if (of_property_read_bool(nc, "active-low")) led->active_low = true; - if (!of_property_read_string(nc, "default-state", &state)) { - if (!strcmp(state, "on")) { + init_data.fwnode = of_fwnode_handle(nc); + + state = led_init_default_state_get(init_data.fwnode); + switch (state) { + case LEDS_DEFSTATE_ON: + led->cdev.brightness = LED_FULL; + break; + case LEDS_DEFSTATE_KEEP: + shift = bcm6328_pin2shift(led->pin); + if (shift / 16) + mode = mem + BCM6328_REG_MODE_HI; + else + mode = mem + BCM6328_REG_MODE_LO; + + val = bcm6328_led_read(mode) >> BCM6328_LED_SHIFT(shift % 16); + val &= BCM6328_LED_MODE_MASK; + if ((led->active_low && val == BCM6328_LED_MODE_OFF) || + (!led->active_low && val == BCM6328_LED_MODE_ON)) led->cdev.brightness = LED_FULL; - } else if (!strcmp(state, "keep")) { - void __iomem *mode; - unsigned long val, shift; - - shift = bcm6328_pin2shift(led->pin); - if (shift / 16) - mode = mem + BCM6328_REG_MODE_HI; - else - mode = mem + BCM6328_REG_MODE_LO; - - val = bcm6328_led_read(mode) >> - BCM6328_LED_SHIFT(shift % 16); - val &= BCM6328_LED_MODE_MASK; - if ((led->active_low && val == BCM6328_LED_MODE_OFF) || - (!led->active_low && val == BCM6328_LED_MODE_ON)) - led->cdev.brightness = LED_FULL; - else - led->cdev.brightness = LED_OFF; - } else { + else led->cdev.brightness = LED_OFF; - } - } else { + break; + default: led->cdev.brightness = LED_OFF; } @@ -378,7 +378,6 @@ static int bcm6328_led(struct device *dev, struct device_node *nc, u32 reg, led->cdev.brightness_set = bcm6328_led_set; led->cdev.blink_set = bcm6328_blink_set; - init_data.fwnode = of_fwnode_handle(nc); rc = devm_led_classdev_register_ext(dev, &led->cdev, &init_data); if (rc < 0) -- 2.35.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel