From patchwork Tue Oct 3 11:12:28 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam X-Patchwork-Id: 13407462 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 592EEE7544C for ; Tue, 3 Oct 2023 11:13:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239924AbjJCLNQ (ORCPT ); Tue, 3 Oct 2023 07:13:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59844 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239909AbjJCLNO (ORCPT ); Tue, 3 Oct 2023 07:13:14 -0400 Received: from mail-pl1-x635.google.com (mail-pl1-x635.google.com [IPv6:2607:f8b0:4864:20::635]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B556CCE for ; Tue, 3 Oct 2023 04:13:07 -0700 (PDT) Received: by mail-pl1-x635.google.com with SMTP id d9443c01a7336-1c5c91bece9so5747005ad.3 for ; Tue, 03 Oct 2023 04:13:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1696331587; x=1696936387; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=1SXdGgyqDUIjaVfyup8+XvosqsNJQG+PbqUrtIaIrGg=; b=lYryP//Y8916Dw9T7yefaMuDEGicVgm/JsSYCgQlHygLhbpvoBmkhQsNj1SfdxGDzn JVL4W54WWmsaf4tZGoxDqkuTVRkmSwYepihRlDvnzh1hLeD5Mvbv5RJk1CZ9E7UOwGFB s5ZqowBr8R0rzZRk/XLdztMhwcmArvNe0w9Lg5EaH4ZhNDziOud7MQxzfGOxpqiLjSxf zPbYMQkNkszRUXTO0SBV6Q82/sksoFCrDl1xRe+5f+2Nk9/BjcW6dWBUHM3y/zhgWFTe JxWP4rpAupqVpeWWxW5lQTcO1TGvjiH69UPj9RLflHds/IsVd/NKu/MAil33szzpAygU uUNg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696331587; x=1696936387; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=1SXdGgyqDUIjaVfyup8+XvosqsNJQG+PbqUrtIaIrGg=; b=XXE2d6zJIY8yc3ikvAQqeqKY+a8fyvQN+VyZvC9ytVKS37WLV/uQholXyOIIMGU4M1 eJ6AMVQFP+7VJukk1nWpFEpQgmYWuka9S+rMFSCiV0jv79joPJ5o1TtwzPIwVWjcX4jV EJ/f7JQGkLgVBahg5O91MeNLjwavB5WDO6be9SN2qea3PU8rE9RSc4oEUwVLcwZer3ha bRMObp3tYIipvCsq+upzEZzQZWtpUzwkjfP72oVcjZdq4dYvsc5G8OGgDEXNR/9xyC/U 3oEm8ZuPAbPSioDZZ5dLif7kioLxZv9BlUxyyM1JRdLcEEKVAI50qB2CTYUPiZ2YR+wZ UrdA== X-Gm-Message-State: AOJu0YxyRIXF5bXsjc1YHjWsu0+AhGByZpN5eqH4pLpUrVNBOC8vmo6/ tk0VMxL/PBCj5eY3cMd7wQpQ X-Google-Smtp-Source: AGHT+IEgaRwzsJlpUNc98pJxuNEdzXPM+dY/VQGRsbnG0oy5jS6mOtXRh9qNLqUl5w0ZhfLRV88q3Q== X-Received: by 2002:a17:902:f54c:b0:1c7:2476:c977 with SMTP id h12-20020a170902f54c00b001c72476c977mr13404192plf.33.1696331586819; Tue, 03 Oct 2023 04:13:06 -0700 (PDT) Received: from localhost.localdomain ([117.217.185.220]) by smtp.gmail.com with ESMTPSA id d9-20020a170903230900b001ab2b4105ddsm1250328plh.60.2023.10.03.04.12.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 03 Oct 2023 04:13:06 -0700 (PDT) From: Manivannan Sadhasivam To: vireshk@kernel.org, nm@ti.com, sboyd@kernel.org, myungjoo.ham@samsung.com, kyungmin.park@samsung.com, cw00.choi@samsung.com, andersson@kernel.org, konrad.dybcio@linaro.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, jejb@linux.ibm.com, martin.petersen@oracle.com Cc: alim.akhtar@samsung.com, avri.altman@wdc.com, bvanassche@acm.org, linux-scsi@vger.kernel.org, linux-pm@vger.kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, quic_asutoshd@quicinc.com, quic_cang@quicinc.com, quic_nitirawa@quicinc.com, quic_narepall@quicinc.com, quic_bhaskarv@quicinc.com, quic_richardp@quicinc.com, quic_nguyenb@quicinc.com, quic_ziqichen@quicinc.com, bmasney@redhat.com, krzysztof.kozlowski@linaro.org, linux-kernel@vger.kernel.org, Manivannan Sadhasivam Subject: [PATCH v4 2/6] PM / devfreq: Switch to dev_pm_opp_find_freq_{ceil/floor}_indexed() APIs Date: Tue, 3 Oct 2023 16:42:28 +0530 Message-Id: <20231003111232.42663-3-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231003111232.42663-1-manivannan.sadhasivam@linaro.org> References: <20231003111232.42663-1-manivannan.sadhasivam@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Some devfreq consumers like UFS driver need to work with multiple clocks through the OPP framework. For this reason, OPP framework exposes the _indexed() APIs for finding the floor/ceil of the supplied frequency of the indexed clock. So let's use them in the devfreq driver. Currently, the clock index of 0 is used which works fine for multiple as well as single clock. Acked-by: Chanwoo Choi Signed-off-by: Manivannan Sadhasivam --- drivers/devfreq/devfreq.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c index 474d81831ad3..b3a68d5833bd 100644 --- a/drivers/devfreq/devfreq.c +++ b/drivers/devfreq/devfreq.c @@ -88,7 +88,7 @@ static unsigned long find_available_min_freq(struct devfreq *devfreq) struct dev_pm_opp *opp; unsigned long min_freq = 0; - opp = dev_pm_opp_find_freq_ceil(devfreq->dev.parent, &min_freq); + opp = dev_pm_opp_find_freq_ceil_indexed(devfreq->dev.parent, &min_freq, 0); if (IS_ERR(opp)) min_freq = 0; else @@ -102,7 +102,7 @@ static unsigned long find_available_max_freq(struct devfreq *devfreq) struct dev_pm_opp *opp; unsigned long max_freq = ULONG_MAX; - opp = dev_pm_opp_find_freq_floor(devfreq->dev.parent, &max_freq); + opp = dev_pm_opp_find_freq_floor_indexed(devfreq->dev.parent, &max_freq, 0); if (IS_ERR(opp)) max_freq = 0; else @@ -196,7 +196,7 @@ static int set_freq_table(struct devfreq *devfreq) return -ENOMEM; for (i = 0, freq = 0; i < devfreq->max_state; i++, freq++) { - opp = dev_pm_opp_find_freq_ceil(devfreq->dev.parent, &freq); + opp = dev_pm_opp_find_freq_ceil_indexed(devfreq->dev.parent, &freq, 0); if (IS_ERR(opp)) { devm_kfree(devfreq->dev.parent, devfreq->freq_table); return PTR_ERR(opp); @@ -2036,18 +2036,18 @@ struct dev_pm_opp *devfreq_recommended_opp(struct device *dev, if (flags & DEVFREQ_FLAG_LEAST_UPPER_BOUND) { /* The freq is an upper bound. opp should be lower */ - opp = dev_pm_opp_find_freq_floor(dev, freq); + opp = dev_pm_opp_find_freq_floor_indexed(dev, freq, 0); /* If not available, use the closest opp */ if (opp == ERR_PTR(-ERANGE)) - opp = dev_pm_opp_find_freq_ceil(dev, freq); + opp = dev_pm_opp_find_freq_ceil_indexed(dev, freq, 0); } else { /* The freq is an lower bound. opp should be higher */ - opp = dev_pm_opp_find_freq_ceil(dev, freq); + opp = dev_pm_opp_find_freq_ceil_indexed(dev, freq, 0); /* If not available, use the closest opp */ if (opp == ERR_PTR(-ERANGE)) - opp = dev_pm_opp_find_freq_floor(dev, freq); + opp = dev_pm_opp_find_freq_floor_indexed(dev, freq, 0); } return opp;