From patchwork Thu Mar 11 19:20:55 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 398041 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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 DCDEEC2BA17 for ; Thu, 11 Mar 2021 19:22:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6BB1364FC3 for ; Thu, 11 Mar 2021 19:22:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231209AbhCKTWR (ORCPT ); Thu, 11 Mar 2021 14:22:17 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38054 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230056AbhCKTVn (ORCPT ); Thu, 11 Mar 2021 14:21:43 -0500 Received: from mail-lj1-x231.google.com (mail-lj1-x231.google.com [IPv6:2a00:1450:4864:20::231]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0E81AC061574; Thu, 11 Mar 2021 11:21:43 -0800 (PST) Received: by mail-lj1-x231.google.com with SMTP id a1so3610840ljp.2; Thu, 11 Mar 2021 11:21:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=m7dOV4uNWoySiVfi1U62XLNIjOEl4DQUJk7AsVchpY0=; b=jNzZ5bhFzRYwTGoQGRFZr6zS62/1FCJrLohl6shdMFzIMvJ9cnxiadM1oStpJhoEYa YCcxwfYd4JEkxZWExeIpo0vQ/F+5ARIaUbaLXJ4naL6G2C23qefVXtKwg/H3YCkYJwMC IUW2DuICeG5jN7ND+VmdViRmZ/XJQ00vfNBMxLFV7yU0x4uUqWyDC0H2QO4srri21zZL B9d0ZnwwMsIFkrDTAje/tBFbeHQsfgi5f/DHcvqFbwkuVLVCcANkIPpClAvX3v1FPyhu +Ti/rO4EW6vyd/D81w+cAOTP5lvhMKSUXx/NJhg8sBmlLFGspR/iKaphy+ta/665s5bq cFIA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=m7dOV4uNWoySiVfi1U62XLNIjOEl4DQUJk7AsVchpY0=; b=SAYEFf6BnZ7DFgXLAAXuENDOZNFe6ZrG0J3gGgamTa8cVU4cyBUxlXQ+QOE5xFURfz l1IgYe+CxWRBT0Kk8QbFrtaq6B4gEogsueCptqCBcFmLr65mp3LFmkoLpC1gH5LUSLee ea4+3Az8f8LTDr3mdP1Pf96oGSzL0D9gyVgBuJQJuWzP2YYPNV22wOWgnB9fCd8x+gVI Oj1e3zbjE0b9zajuJQJ8CLgdYR/M/WrRFcGCWg/DcuNoS3HKH6mD2CebnchHp8tcAGAk wJcJgDxRbPTE+pg6ZGBgPBxJcm0bRC1Meo0HbOzKqPK8AVFGVYxMpsRX8XM04xi7c6ZB shcQ== X-Gm-Message-State: AOAM533k7vCO/wd9HhRc4tN9/eM38pX8D1UWShrETAzFekvrWgvOVy7o fWbI1PMuJAz3YAdEssNPQak= X-Google-Smtp-Source: ABdhPJxKtt0/QNPAPokFtyrBLj9jSOu1ZxgRF4Tu4gWmrQeJALVgjaKWtCy+IAGZ2Sw/4/W0FVeyAg== X-Received: by 2002:a2e:9101:: with SMTP id m1mr236037ljg.378.1615490501433; Thu, 11 Mar 2021 11:21:41 -0800 (PST) Received: from localhost.localdomain (109-252-193-52.dynamic.spd-mgts.ru. [109.252.193.52]) by smtp.gmail.com with ESMTPSA id u14sm1121153lfl.40.2021.03.11.11.21.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Mar 2021 11:21:41 -0800 (PST) From: Dmitry Osipenko To: Qiang Yu , Rob Clark , Sean Paul , Rob Herring , Tomeu Vizoso , Steven Price , Alyssa Rosenzweig , Stanimir Varbanov , Andy Gross , Bjorn Andersson , Mauro Carvalho Chehab , Lukasz Luba , Krzysztof Kozlowski , Adrian Hunter , Ulf Hansson , Viresh Kumar , Nishanth Menon , Stephen Boyd , Mark Brown , Greg Kroah-Hartman , Jiri Slaby , Yangtao Li Cc: Daniel Vetter , dri-devel@lists.freedesktop.org, lima@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, linux-media@vger.kernel.org, linux-pm@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-mmc@vger.kernel.org, linux-spi@vger.kernel.org, linux-serial@vger.kernel.org, linux-tegra@vger.kernel.org Subject: [PATCH v2 04/14] opp: Add devres wrapper for dev_pm_opp_of_add_table Date: Thu, 11 Mar 2021 22:20:55 +0300 Message-Id: <20210311192105.14998-5-digetx@gmail.com> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210311192105.14998-1-digetx@gmail.com> References: <20210311192105.14998-1-digetx@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org From: Yangtao Li Add devres wrapper for dev_pm_opp_of_add_table() to simplify driver code. Signed-off-by: Yangtao Li Signed-off-by: Dmitry Osipenko --- drivers/opp/of.c | 36 ++++++++++++++++++++++++++++++++++++ include/linux/pm_opp.h | 6 ++++++ 2 files changed, 42 insertions(+) diff --git a/drivers/opp/of.c b/drivers/opp/of.c index f480c10e6314..c582a9ca397b 100644 --- a/drivers/opp/of.c +++ b/drivers/opp/of.c @@ -1104,6 +1104,42 @@ static int _of_add_table_indexed(struct device *dev, int index, bool getclk) return ret; } +static void devm_pm_opp_of_table_release(void *data) +{ + dev_pm_opp_of_remove_table(data); +} + +/** + * devm_pm_opp_of_add_table() - Initialize opp table from device tree + * @dev: device pointer used to lookup OPP table. + * + * Register the initial OPP table with the OPP library for given device. + * + * The opp_table structure will be freed after the device is destroyed. + * + * Return: + * 0 On success OR + * Duplicate OPPs (both freq and volt are same) and opp->available + * -EEXIST Freq are same and volt are different OR + * Duplicate OPPs (both freq and volt are same) and !opp->available + * -ENOMEM Memory allocation failure + * -ENODEV when 'operating-points' property is not found or is invalid data + * in device node. + * -ENODATA when empty 'operating-points' property is found + * -EINVAL when invalid entries are found in opp-v2 table + */ +int devm_pm_opp_of_add_table(struct device *dev) +{ + int ret; + + ret = dev_pm_opp_of_add_table(dev); + if (ret) + return ret; + + return devm_add_action_or_reset(dev, devm_pm_opp_of_table_release, dev); +} +EXPORT_SYMBOL_GPL(devm_pm_opp_of_add_table); + /** * dev_pm_opp_of_add_table() - Initialize opp table from device tree * @dev: device pointer used to lookup OPP table. diff --git a/include/linux/pm_opp.h b/include/linux/pm_opp.h index e68c3c29301e..2f5dc123c1a0 100644 --- a/include/linux/pm_opp.h +++ b/include/linux/pm_opp.h @@ -441,6 +441,7 @@ int dev_pm_opp_of_add_table(struct device *dev); int dev_pm_opp_of_add_table_indexed(struct device *dev, int index); int dev_pm_opp_of_add_table_noclk(struct device *dev, int index); void dev_pm_opp_of_remove_table(struct device *dev); +int devm_pm_opp_of_add_table(struct device *dev); int dev_pm_opp_of_cpumask_add_table(const struct cpumask *cpumask); void dev_pm_opp_of_cpumask_remove_table(const struct cpumask *cpumask); int dev_pm_opp_of_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask); @@ -473,6 +474,11 @@ static inline void dev_pm_opp_of_remove_table(struct device *dev) { } +static inline int devm_pm_opp_of_add_table(struct device *dev) +{ + return -EOPNOTSUPP; +} + static inline int dev_pm_opp_of_cpumask_add_table(const struct cpumask *cpumask) { return -EOPNOTSUPP;