From patchwork Tue Sep 6 13:49:58 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 12967621 X-Patchwork-Delegate: kuba@kernel.org 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 122E5ECAAA1 for ; Tue, 6 Sep 2022 14:34:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233774AbiIFOeT (ORCPT ); Tue, 6 Sep 2022 10:34:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52166 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234128AbiIFOdK (ORCPT ); Tue, 6 Sep 2022 10:33:10 -0400 Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 404B697EE6; Tue, 6 Sep 2022 06:58:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1662472720; x=1694008720; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=1IsTbKM8jNHxj4ziPqVComygZINDozfOXf+AY99bFeg=; b=HNPFoyToa+pZ16RsswRDUu4S+b+NYGSt7psMcCPOo0k90l27BMU8xYAU hQ9fwGpxjANcN3jXetUssWyohQY2IM5s7525WJmi3kDiV5AD8z8Hjg2lw 22OjzX/KFYPZH4T3y/rNMYvjX74wTvCoY1n7sSCC3RWnKpfpqbBpa2Km7 Tr/uJSJRXStZAJwPEQKwsq1QFuL0ypUMfr52dFraOFpRCd8hBeGuZqAIb jHiLe1zfhUq32O+8lEilHRa11GiYf09jgNsKV9yFOj4H0kSV9qJX8QWha Mgb4/p65+DmPt18C6i4MUEnxR+XTA8Zckv4Vvuvk2nvx4SHkWHwHBlag6 w==; X-IronPort-AV: E=McAfee;i="6500,9779,10462"; a="294181921" X-IronPort-AV: E=Sophos;i="5.93,294,1654585200"; d="scan'208";a="294181921" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Sep 2022 06:50:05 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.93,294,1654585200"; d="scan'208";a="703214850" Received: from black.fi.intel.com ([10.237.72.28]) by FMSMGA003.fm.intel.com with ESMTP; 06 Sep 2022 06:50:00 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 86D8957F; 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 05/11] leds: bcm6358: Get rid of custom led_init_default_state_get() Date: Tue, 6 Sep 2022 16:49:58 +0300 Message-Id: <20220906135004.14885-6-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 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org LED core provides a helper to parse default state from firmware node. Use it instead of custom implementation. Signed-off-by: Andy Shevchenko Reviewed-by: Florian Fainelli --- drivers/leds/leds-bcm6358.c | 32 ++++++++++++++++---------------- 1 file changed, 16 insertions(+), 16 deletions(-) diff --git a/drivers/leds/leds-bcm6358.c b/drivers/leds/leds-bcm6358.c index 9d2e487fa08a..86e51d44a5a7 100644 --- a/drivers/leds/leds-bcm6358.c +++ b/drivers/leds/leds-bcm6358.c @@ -96,7 +96,8 @@ static int bcm6358_led(struct device *dev, struct device_node *nc, u32 reg, { struct led_init_data init_data = {}; struct bcm6358_led *led; - const char *state; + enum led_default_state state; + unsigned long val; int rc; led = devm_kzalloc(dev, sizeof(*led), GFP_KERNEL); @@ -110,29 +111,28 @@ static int bcm6358_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: + val = bcm6358_led_read(led->mem + BCM6358_REG_MODE); + val &= BIT(led->pin); + if ((led->active_low && !val) || (!led->active_low && val)) led->cdev.brightness = LED_FULL; - } else if (!strcmp(state, "keep")) { - unsigned long val; - val = bcm6358_led_read(led->mem + BCM6358_REG_MODE); - val &= BIT(led->pin); - if ((led->active_low && !val) || - (!led->active_low && val)) - 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; } bcm6358_led_set(&led->cdev, led->cdev.brightness); led->cdev.brightness_set = bcm6358_led_set; - init_data.fwnode = of_fwnode_handle(nc); rc = devm_led_classdev_register_ext(dev, &led->cdev, &init_data); if (rc < 0)