From patchwork Tue Sep 6 13:50:00 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 12967604 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 CCB6BECAAA1 for ; Tue, 6 Sep 2022 14:26:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237863AbiIFO0P (ORCPT ); Tue, 6 Sep 2022 10:26:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59388 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241838AbiIFOWW (ORCPT ); Tue, 6 Sep 2022 10:22:22 -0400 Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A0B247C539; Tue, 6 Sep 2022 06:51:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1662472318; x=1694008318; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=6f8YWbifkD3gaKrThtIFn69fcF7c6kePJ4btJm1Xl8s=; b=GkOyEwYr1nD6C7JD+lJTan7wSpPj40P6Lv85zC1bto3N93Krp8VjJn1f U1fRRbcxbFWJp9FG6px0NABu/yYBDnaXAL5bgaP2ZotkRTcj3do4zwi82 bQhKTnoMNL0XRI4MQCbJCDYyzBf8DF6FU4EjOAOq1vSILSHJ+7pOuRmp5 +yOm9DndBGsnbK4vS9M8+XYai2dpmcb+DWTbXyNQIC4ksL6HYVVHqy4IK VYaCMi7vgwlRez/cAIvX97aUYqDcSTcLUq4+gJYWbY4iaq1umwWW/3V3+ 66Ud6UiwCf0ciWwDc3icF7eAGpynjRWS6Zud/RwhttDXGxWSpWkt9VfzQ w==; X-IronPort-AV: E=McAfee;i="6500,9779,10462"; a="297380992" X-IronPort-AV: E=Sophos;i="5.93,294,1654585200"; d="scan'208";a="297380992" Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Sep 2022 06:50:06 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.93,294,1654585200"; d="scan'208";a="859264824" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga006.fm.intel.com with ESMTP; 06 Sep 2022 06:50:00 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 9E9636CD; 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 07/11] leds: mt6360: Get rid of custom led_init_default_state_get() Date: Tue, 6 Sep 2022 16:50:00 +0300 Message-Id: <20220906135004.14885-8-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: Matthias Brugger Reviewed-by: AngeloGioacchino Del Regno --- drivers/leds/flash/leds-mt6360.c | 38 +++++--------------------------- 1 file changed, 6 insertions(+), 32 deletions(-) diff --git a/drivers/leds/flash/leds-mt6360.c b/drivers/leds/flash/leds-mt6360.c index e1066a52d2d2..1af6c5898343 100644 --- a/drivers/leds/flash/leds-mt6360.c +++ b/drivers/leds/flash/leds-mt6360.c @@ -71,10 +71,6 @@ enum { #define MT6360_STRBTO_STEPUS 32000 #define MT6360_STRBTO_MAXUS 2432000 -#define STATE_OFF 0 -#define STATE_KEEP 1 -#define STATE_ON 2 - struct mt6360_led { union { struct led_classdev isnk; @@ -84,7 +80,7 @@ struct mt6360_led { struct v4l2_flash *v4l2_flash; struct mt6360_priv *priv; u32 led_no; - u32 default_state; + enum led_default_state default_state; }; struct mt6360_priv { @@ -405,10 +401,10 @@ static int mt6360_isnk_init_default_state(struct mt6360_led *led) level = LED_OFF; switch (led->default_state) { - case STATE_ON: + case LEDS_DEFSTATE_ON: led->isnk.brightness = led->isnk.max_brightness; break; - case STATE_KEEP: + case LEDS_DEFSTATE_KEEP: led->isnk.brightness = min(level, led->isnk.max_brightness); break; default: @@ -443,10 +439,10 @@ static int mt6360_flash_init_default_state(struct mt6360_led *led) level = LED_OFF; switch (led->default_state) { - case STATE_ON: + case LEDS_DEFSTATE_ON: flash->led_cdev.brightness = flash->led_cdev.max_brightness; break; - case STATE_KEEP: + case LEDS_DEFSTATE_KEEP: flash->led_cdev.brightness = min(level, flash->led_cdev.max_brightness); break; @@ -760,25 +756,6 @@ static int mt6360_init_flash_properties(struct mt6360_led *led, return 0; } -static int mt6360_init_common_properties(struct mt6360_led *led, - struct led_init_data *init_data) -{ - const char *const states[] = { "off", "keep", "on" }; - const char *str; - int ret; - - if (!fwnode_property_read_string(init_data->fwnode, - "default-state", &str)) { - ret = match_string(states, ARRAY_SIZE(states), str); - if (ret < 0) - ret = STATE_OFF; - - led->default_state = ret; - } - - return 0; -} - static void mt6360_v4l2_flash_release(struct mt6360_priv *priv) { int i; @@ -852,10 +829,7 @@ static int mt6360_led_probe(struct platform_device *pdev) led->led_no = reg; led->priv = priv; - - ret = mt6360_init_common_properties(led, &init_data); - if (ret) - goto out_flash_release; + led->default_state = led_init_default_state_get(child); if (reg == MT6360_VIRTUAL_MULTICOLOR || reg <= MT6360_LED_ISNKML)