From patchwork Sun Mar 6 21:46:39 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Heiner Kallweit X-Patchwork-Id: 12770924 X-Patchwork-Delegate: viresh.linux@gmail.com 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 A190CC433F5 for ; Sun, 6 Mar 2022 21:46:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234212AbiCFVrl (ORCPT ); Sun, 6 Mar 2022 16:47:41 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49874 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233470AbiCFVrk (ORCPT ); Sun, 6 Mar 2022 16:47:40 -0500 Received: from mail-ej1-x62f.google.com (mail-ej1-x62f.google.com [IPv6:2a00:1450:4864:20::62f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3B8B15D1A7 for ; Sun, 6 Mar 2022 13:46:47 -0800 (PST) Received: by mail-ej1-x62f.google.com with SMTP id r13so28125712ejd.5 for ; Sun, 06 Mar 2022 13:46:47 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=message-id:date:mime-version:user-agent:content-language:to:cc:from :subject:content-transfer-encoding; bh=j2HAd5vG/i/ouM4XIEwzIiYA/NK3wrDE41rnqHrxjdQ=; b=kucJw3HISYob347tQBy1lXUyG/5XX//ixQP3L4mSedKq6NzENprO7hhhGr8uFDHjxF ILXSchFAY/Xbwo4BLJzRlq8Dw55FgUjIjI7X4vt7TM9Hosrl0GnO1QdBTRnc2FENzIxu nhejmjPsMju95mNv8xlzwCaKEUEOhm5oqWuzTrf4TYSh97Tas5NoOE+jeewQmHhAW9fK xvyuzeNCOVRM6RazIDNKDGFzu5YYZVnc6fxcIk76MBiL/ZGq3KZuowuAi8Ulz2InbfYX D5TyswLgHTlCHnBIG2llLKOqaqCPmE5CSODyqSmcH7Sb+hRgwXWOPmofoWJkgeRu0/mP gDXA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent :content-language:to:cc:from:subject:content-transfer-encoding; bh=j2HAd5vG/i/ouM4XIEwzIiYA/NK3wrDE41rnqHrxjdQ=; b=uRH9xiJ/L7nQV+Pb875d8Qs4AH4E0ABIqE6J6peXs4eRCZCwxcbOaaCXJCPj0dryhD S8n2kpV3Y7pG6Xv9WxphtlYqvPlNheBS73QHBBx0TT0xyvZ62f2XMvrlpymmKIBO1Rl7 GUaEN8RvFN84CxGOjeyvNHpvLR5gGHBVv/fHwYug0buRCbImkLd+IeWOKsJqHUJsY5wx 8fJcCqaiMWVPmbtuGK3gx1qcTaIgMsUlDYAosVslsOjbP/ygl0CqpjJK9dI7GQd6CQwg YtDlrCqiGYBGLUMDykDUtavDoUQKBA73pEB1sza3U6nozuRxB5fSiv21Z8DmqY37mI60 qcPQ== X-Gm-Message-State: AOAM531rTQQWBwFAgbHb8QxEVa96Utt21jrQkQRQZBx0b5r67H7GWRYL fgS8zFe2nXjnuffFboeLJTY= X-Google-Smtp-Source: ABdhPJwH+Z0GMURzNFEqMOtZ1LaEw6dYjb4slowJkb+CMImwz0Boc08i9VHLxxC0eICLlS6Sa50BjQ== X-Received: by 2002:a17:907:7e90:b0:6da:49e4:c7be with SMTP id qb16-20020a1709077e9000b006da49e4c7bemr6890677ejc.493.1646603205824; Sun, 06 Mar 2022 13:46:45 -0800 (PST) Received: from ?IPV6:2a01:c22:7720:f200:e6:1827:dd9f:3c0c? (dynamic-2a01-0c22-7720-f200-00e6-1827-dd9f-3c0c.c22.pool.telefonica.de. [2a01:c22:7720:f200:e6:1827:dd9f:3c0c]) by smtp.googlemail.com with ESMTPSA id k3-20020a05640212c300b0041605b2d9c1sm3627979edx.58.2022.03.06.13.46.44 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 06 Mar 2022 13:46:45 -0800 (PST) Message-ID: <91e37a12-b393-8ae9-996b-6cbb63ea9255@gmail.com> Date: Sun, 6 Mar 2022 22:46:39 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.6.2 Content-Language: en-US To: Viresh Kumar , Nishanth Menon , Stephen Boyd Cc: Linux PM From: Heiner Kallweit Subject: [PATCH] opp: Don't print error message if getting optional regulator fails Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org The regulators are optional, therefore I see no need to bother users with an error level message if -ENODEV is returned. Inspiration was the following error on my system: lima d00c0000.gpu: dev_pm_opp_set_regulators: no regulator (mali) found: -19 Signed-off-by: Heiner Kallweit --- drivers/opp/core.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/opp/core.c b/drivers/opp/core.c index 740407252..8af5979cc 100644 --- a/drivers/opp/core.c +++ b/drivers/opp/core.c @@ -2020,7 +2020,10 @@ struct opp_table *dev_pm_opp_set_regulators(struct device *dev, reg = regulator_get_optional(dev, names[i]); if (IS_ERR(reg)) { ret = PTR_ERR(reg); - if (ret != -EPROBE_DEFER) + if (ret == -ENODEV) + dev_info(dev, "%s: no regulator (%s) found\n", + __func__, names[i]); + else if (ret != -EPROBE_DEFER) dev_err(dev, "%s: no regulator (%s) found: %d\n", __func__, names[i], ret); goto free_regulators;