From patchwork Wed Mar 22 16:09:23 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dan Scally X-Patchwork-Id: 667261 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 797E6C6FD1F for ; Wed, 22 Mar 2023 16:10:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230362AbjCVQKM (ORCPT ); Wed, 22 Mar 2023 12:10:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53728 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231309AbjCVQJ7 (ORCPT ); Wed, 22 Mar 2023 12:09:59 -0400 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AB54A136FB; Wed, 22 Mar 2023 09:09:56 -0700 (PDT) Received: from mail.ideasonboard.com (cpc141996-chfd3-2-0-cust928.12-3.cable.virginm.net [86.13.91.161]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 0E99018CE; Wed, 22 Mar 2023 17:09:45 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1679501385; bh=JjQ9fwbnmnE9m2wYDgra5491TAmNPrzPruanD8GkQR4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=VhxqCraFyggvPesvHrQoEG8SUW3beWallumTpHpdH4pls6Sz1RGB3ukETNIiu7XCc 5/zjdQ2BXKAQx/ga3rjm5MYX3qucEV540f1761yL5DEoh9rUXFPT5ztbrmuyUzQ3iH YwCilMc82frbVwrsHVKURoneGIreesGcAXzb4XeQ= From: Daniel Scally To: linux-leds@vger.kernel.org, platform-driver-x86@vger.kernel.org Cc: pavel@ucw.cz, lee@kernel.org, hdegoede@redhat.com, markgross@kernel.org, sboyd@kernel.org, hpa@redhat.com, Daniel Scally Subject: [PATCH 5/8] leds: tps68470: Refactor tps68470_brightness_get() Date: Wed, 22 Mar 2023 16:09:23 +0000 Message-Id: <20230322160926.948687-6-dan.scally@ideasonboard.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230322160926.948687-1-dan.scally@ideasonboard.com> References: <20230322160926.948687-1-dan.scally@ideasonboard.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-leds@vger.kernel.org We want to extend tps68470_brightness_get() to be usable with the other LEDs supplied by the IC; refactor it to make that easier. Signed-off-by: Daniel Scally --- drivers/leds/leds-tps68470.c | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-) diff --git a/drivers/leds/leds-tps68470.c b/drivers/leds/leds-tps68470.c index d2060fe4259d..44df175d25de 100644 --- a/drivers/leds/leds-tps68470.c +++ b/drivers/leds/leds-tps68470.c @@ -77,23 +77,24 @@ static enum led_brightness tps68470_brightness_get(struct led_classdev *led_cdev int ret = 0; int value = 0; - ret = regmap_read(regmap, TPS68470_REG_ILEDCTL, &value); - if (ret) - return dev_err_probe(led_cdev->dev, -EINVAL, "failed on reading register\n"); - switch (led->led_id) { case TPS68470_ILED_A: - value = value & TPS68470_ILEDCTL_ENA; - break; case TPS68470_ILED_B: - value = value & TPS68470_ILEDCTL_ENB; + ret = regmap_read(regmap, TPS68470_REG_ILEDCTL, &value); + if (ret) + return dev_err_probe(led_cdev->dev, ret, + "failed to read LED status\n"); + + value &= led->led_id == TPS68470_ILED_A ? TPS68470_ILEDCTL_ENA : + TPS68470_ILEDCTL_ENB; break; + default: + return dev_err_probe(led_cdev->dev, -EINVAL, "invalid LED ID\n"); } return value ? LED_ON : LED_OFF; } - static int tps68470_ledb_current_init(struct platform_device *pdev, struct tps68470_device *tps68470) {