From patchwork Thu Aug 12 11:27:20 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rajendra Nayak X-Patchwork-Id: 496090 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=-16.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 D2076C4320A for ; Thu, 12 Aug 2021 11:27:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B32866104F for ; Thu, 12 Aug 2021 11:27:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231467AbhHLL2R (ORCPT ); Thu, 12 Aug 2021 07:28:17 -0400 Received: from so254-9.mailgun.net ([198.61.254.9]:43737 "EHLO so254-9.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230131AbhHLL2R (ORCPT ); Thu, 12 Aug 2021 07:28:17 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1628767672; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=ulIvF7Kssb3jgwEb0gW09ZO2wOi6cmtsMYz/TWOxlbI=; b=ZYg9nPLSI/NXLQtkPjMtHEv/vdkt0fdXbtLinTcgIxuc0zkZLDwovOIUHIm62GszrIh+2uG7 T2OLpcIDNb/lofrEotZYDMCZ3KZaRDWAd7yhdYCeFc4oyTGiwD2NFS2dSov7OUzY6TUfwvnH C7hiIFOhmdZEDvudD/UWOglNCUM= X-Mailgun-Sending-Ip: 198.61.254.9 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n05.prod.us-east-1.postgun.com with SMTP id 611505b291487ad5202f87bf (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Thu, 12 Aug 2021 11:27:46 GMT Sender: rnayak=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 5D32DC43146; Thu, 12 Aug 2021 11:27:45 +0000 (UTC) Received: from blr-ubuntu-173.qualcomm.com (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.18.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: rnayak) by smtp.codeaurora.org (Postfix) with ESMTPSA id EA2FFC4323A; Thu, 12 Aug 2021 11:27:38 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org EA2FFC4323A Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=rnayak@codeaurora.org From: Rajendra Nayak To: ulf.hansson@linaro.org, bjorn.andersson@linaro.org, viresh.kumar@linaro.org Cc: linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, swboyd@chromium.org, rojay@codeaurora.org, stephan@gerhold.net, digetx@gmail.com, Rajendra Nayak Subject: [PATCH v7 1/3] opp: Don't print an error if required-opps is missing Date: Thu, 12 Aug 2021 16:57:20 +0530 Message-Id: <1628767642-4008-2-git-send-email-rnayak@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1628767642-4008-1-git-send-email-rnayak@codeaurora.org> References: <1628767642-4008-1-git-send-email-rnayak@codeaurora.org> Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org The 'required-opps' property is considered optional, hence remove the pr_err() in of_parse_required_opp() when we find the property is missing. While at it, also fix the return value of of_get_required_opp_performance_state() when of_parse_required_opp() fails, return a -ENODEV instead of the -EINVAL. Signed-off-by: Rajendra Nayak Reviewed-by: Ulf Hansson Acked-by: Viresh Kumar --- drivers/opp/of.c | 12 ++---------- 1 file changed, 2 insertions(+), 10 deletions(-) diff --git a/drivers/opp/of.c b/drivers/opp/of.c index d298e38..9bdabad 100644 --- a/drivers/opp/of.c +++ b/drivers/opp/of.c @@ -95,15 +95,7 @@ static struct dev_pm_opp *_find_opp_of_np(struct opp_table *opp_table, static struct device_node *of_parse_required_opp(struct device_node *np, int index) { - struct device_node *required_np; - - required_np = of_parse_phandle(np, "required-opps", index); - if (unlikely(!required_np)) { - pr_err("%s: Unable to parse required-opps: %pOF, index: %d\n", - __func__, np, index); - } - - return required_np; + return of_parse_phandle(np, "required-opps", index); } /* The caller must call dev_pm_opp_put_opp_table() after the table is used */ @@ -1327,7 +1319,7 @@ int of_get_required_opp_performance_state(struct device_node *np, int index) required_np = of_parse_required_opp(np, index); if (!required_np) - return -EINVAL; + return -ENODEV; opp_table = _find_table_of_opp_np(required_np); if (IS_ERR(opp_table)) {