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 X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DB12DC32792 for ; Thu, 3 Oct 2019 17:00:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AFFE520673 for ; Thu, 3 Oct 2019 17:00:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1570122047; bh=aRnDWCac5Rp2zw7MueiQHhEBPV+CE2W1Bm3OSFT9eFw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=nFxeeg2MX2qAAn2LddnsVq4QOzWgf9otReUrAniyi0dxW6mB+Au42Qde2aldXp3EJ /aWE4M6HPry6imcOHJzNgjtqGz8R5mC1pNY36bXkRGK11qExWSYDsUmHPxzpx8uQUO RO7rRAyBOtTbG5iRh9oJTKtSg/shLK1JE+imLQ3Y= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389286AbfJCRAq (ORCPT ); Thu, 3 Oct 2019 13:00:46 -0400 Received: from mail.kernel.org ([198.145.29.99]:58038 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2392807AbfJCQpa (ORCPT ); Thu, 3 Oct 2019 12:45:30 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id CAD86215EA; Thu, 3 Oct 2019 16:45:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1570121130; bh=aRnDWCac5Rp2zw7MueiQHhEBPV+CE2W1Bm3OSFT9eFw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=UedKR3l6Y91uVjqxLjyWV2H9tiRm346q+Zyzj9J2kyLK3jNzuvsqf0THf8YSGwX2P yw2R62S5KB2jyx/WRdneoBHoDv5RuloSmFAhIfkZGSeTRWFfJlMFX+b7+9dYVmGdr9 zsSSYENfAXueMIZ0C2i8EKNtRo+AAJB6ijC58MJ8= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Pavel Machek , Dan Murphy , Jacek Anaszewski , Sasha Levin Subject: [PATCH 5.3 165/344] leds: lm3532: Fixes for the driver for stability Date: Thu, 3 Oct 2019 17:52:10 +0200 Message-Id: <20191003154556.527192344@linuxfoundation.org> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191003154540.062170222@linuxfoundation.org> References: <20191003154540.062170222@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Dan Murphy [ Upstream commit 6559ac32998248182572e1ccae79dc2eb40ac7c6 ] Fixed misspelled words, added error check during probe on the init of the registers, and fixed ALS/I2C control mode. Fixes: bc1b8492c764 ("leds: lm3532: Introduce the lm3532 LED driver") Reported-by: Pavel Machek Signed-off-by: Dan Murphy Acked-by: Pavel Machek Signed-off-by: Jacek Anaszewski Signed-off-by: Sasha Levin --- drivers/leds/leds-lm3532.c | 17 +++++++++++++---- 1 file changed, 13 insertions(+), 4 deletions(-) diff --git a/drivers/leds/leds-lm3532.c b/drivers/leds/leds-lm3532.c index 180895b83b888..e55a64847fe2f 100644 --- a/drivers/leds/leds-lm3532.c +++ b/drivers/leds/leds-lm3532.c @@ -40,7 +40,7 @@ #define LM3532_REG_ZN_3_LO 0x67 #define LM3532_REG_MAX 0x7e -/* Contorl Enable */ +/* Control Enable */ #define LM3532_CTRL_A_ENABLE BIT(0) #define LM3532_CTRL_B_ENABLE BIT(1) #define LM3532_CTRL_C_ENABLE BIT(2) @@ -302,7 +302,7 @@ static int lm3532_led_disable(struct lm3532_led *led_data) int ret; ret = regmap_update_bits(led_data->priv->regmap, LM3532_REG_ENABLE, - ctrl_en_val, ~ctrl_en_val); + ctrl_en_val, 0); if (ret) { dev_err(led_data->priv->dev, "Failed to set ctrl:%d\n", ret); return ret; @@ -321,7 +321,7 @@ static int lm3532_brightness_set(struct led_classdev *led_cdev, mutex_lock(&led->priv->lock); - if (led->mode == LM3532_BL_MODE_ALS) { + if (led->mode == LM3532_ALS_CTRL) { if (brt_val > LED_OFF) ret = lm3532_led_enable(led); else @@ -542,11 +542,14 @@ static int lm3532_parse_node(struct lm3532_data *priv) } if (led->mode == LM3532_BL_MODE_ALS) { + led->mode = LM3532_ALS_CTRL; ret = lm3532_parse_als(priv); if (ret) dev_err(&priv->client->dev, "Failed to parse als\n"); else lm3532_als_configure(priv, led); + } else { + led->mode = LM3532_I2C_CTRL; } led->num_leds = fwnode_property_read_u32_array(child, @@ -590,7 +593,13 @@ static int lm3532_parse_node(struct lm3532_data *priv) goto child_out; } - lm3532_init_registers(led); + ret = lm3532_init_registers(led); + if (ret) { + dev_err(&priv->client->dev, "register init err: %d\n", + ret); + fwnode_handle_put(child); + goto child_out; + } i++; } -- 2.20.1