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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 928EEC76196 for ; Mon, 3 Apr 2023 14:21:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233098AbjDCOU7 (ORCPT ); Mon, 3 Apr 2023 10:20:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41544 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233108AbjDCOUr (ORCPT ); Mon, 3 Apr 2023 10:20:47 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 763E731296 for ; Mon, 3 Apr 2023 07:20:19 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 8A4CD61D1B for ; Mon, 3 Apr 2023 14:20:15 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9B7FBC433D2; Mon, 3 Apr 2023 14:20:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1680531615; bh=BHr5Z/lMBlhHM5Gab5wpKGHuBeWTk8j/hOTrsQ78cew=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Em2C0bGhCluBaqwGHGbuGZS/93CLCpa7C+HSdjzVQFAMqXNSpz15y7lx6CLqeZ4r+ ZZ+7X45FbQUhVZXrdZuAHnaMPFga/00eGtRDn08BACpzc1gMy9RGJN5ktWgZayuPKy FcTA8HST88M5Os7bVSwvMZGeMduWq3CK9wWwBcoE= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Frank Crawford , Guenter Roeck , Sasha Levin Subject: [PATCH 5.4 028/104] hwmon (it87): Fix voltage scaling for chips with 10.9mV ADCs Date: Mon, 3 Apr 2023 16:08:20 +0200 Message-Id: <20230403140405.389695423@linuxfoundation.org> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230403140403.549815164@linuxfoundation.org> References: <20230403140403.549815164@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Frank Crawford [ Upstream commit 968b66ffeb7956acc72836a7797aeb7b2444ec51 ] Fix voltage scaling for chips that have 10.9mV ADCs, where scaling was not performed. Fixes: ead8080351c9 ("hwmon: (it87) Add support for IT8732F") Signed-off-by: Frank Crawford Link: https://lore.kernel.org/r/20230318080543.1226700-2-frank@crawford.emu.id.au [groeck: Update subject and description to focus on bug fix] Signed-off-by: Guenter Roeck Signed-off-by: Sasha Levin --- drivers/hwmon/it87.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c index fac9b5c68a6a0..85413d3dc3940 100644 --- a/drivers/hwmon/it87.c +++ b/drivers/hwmon/it87.c @@ -486,6 +486,8 @@ static const struct it87_devices it87_devices[] = { #define has_pwm_freq2(data) ((data)->features & FEAT_PWM_FREQ2) #define has_six_temp(data) ((data)->features & FEAT_SIX_TEMP) #define has_vin3_5v(data) ((data)->features & FEAT_VIN3_5V) +#define has_scaling(data) ((data)->features & (FEAT_12MV_ADC | \ + FEAT_10_9MV_ADC)) struct it87_sio_data { int sioaddr; @@ -3098,7 +3100,7 @@ static int it87_probe(struct platform_device *pdev) "Detected broken BIOS defaults, disabling PWM interface\n"); /* Starting with IT8721F, we handle scaling of internal voltages */ - if (has_12mv_adc(data)) { + if (has_scaling(data)) { if (sio_data->internal & BIT(0)) data->in_scaled |= BIT(3); /* in3 is AVCC */ if (sio_data->internal & BIT(1)) -- 2.39.2