From patchwork Tue Jul 27 21:02:02 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 12403843 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=-18.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham 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 65747C4338F for ; Tue, 27 Jul 2021 21:03:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4B5D760F6E for ; Tue, 27 Jul 2021 21:03:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231668AbhG0VD6 (ORCPT ); Tue, 27 Jul 2021 17:03:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54072 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231706AbhG0VDw (ORCPT ); Tue, 27 Jul 2021 17:03:52 -0400 Received: from mail-lf1-x131.google.com (mail-lf1-x131.google.com [IPv6:2a00:1450:4864:20::131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6CF4FC06136A for ; Tue, 27 Jul 2021 14:02:57 -0700 (PDT) Received: by mail-lf1-x131.google.com with SMTP id d18so24074870lfb.6 for ; Tue, 27 Jul 2021 14:02:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=R7kGrtZpvotoea9KWR3b5/H2rAVf7kCtopxK8UOkjF0=; b=weeQ43hentGrVSMXuKSc3VhYfzg6ona//kj7BtF14rLLBNhoXph1HmWrN6uXx0Q63l FTK+zGN41Dk1MFZnkM7Gu8AVbw46Eow9OBMfpQMr6tOTT+2VqWMVxa10y+Rgxux1cao7 sKMk/Ig+x+idwXjxahcFXiLUv8F0/LBB964sDmvIleU15X/68MnC2ka/ESUcC7xHX2TI 8qp3su8+fzow6Tp3SNxXeln6tK/lKrwwDrKYhH8dB94mbznWmOXBWWdcLBOzUbLmE/TQ I+9vEV0yrgRKLWGlgKwMbjyZ7viUu0/87l6BJLphmqSARM703NURDSzQpfpphgyd3QG0 OpIg== 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=R7kGrtZpvotoea9KWR3b5/H2rAVf7kCtopxK8UOkjF0=; b=Q0whqf/vQOUICc+OJkH/Jn+rS6alQFoGjLN34rRGl1xHARUiV4/9H5SDur1KZBTxke t2pHU4RDmpoi9IqutMe3/CdGXUN/uPBN//H1lSxodi555jX7WSZirTBlybyrt/BmLm6w MC+6eAc4D3Gh/8ExSqpiZXC8zqbeSDiP8IG45o9O61qGBCAO/cS/f4FXDD7uBlNyHINj FOFH2kAjuLDZs71a949RscKeTBMtaE5T1ptm5GtAllHKdLJigaAtlo7K5c4qLGcFc0sT KVVuptDt4IvJPRtfZ88MZbi94sCi7FWeoFJbgUe61LvkH1gg2cIc5DL+/KbunlGEzUb7 +BKA== X-Gm-Message-State: AOAM531xl5CfMApSrfo+ID5Z268cCNZRnmPqzSe7p+VUSwUuOzWggdde Gr6Kev7hDPm5RYRJT3tquGvvsw== X-Google-Smtp-Source: ABdhPJzcauy8flb+E2ExQj6faPwoxOH6Ak+9jpFck89mvp/31ZvieRBJUILkIGIvFTa1TcDZpwFuPA== X-Received: by 2002:a05:6512:3767:: with SMTP id z7mr6944536lft.128.1627419775799; Tue, 27 Jul 2021 14:02:55 -0700 (PDT) Received: from eriador.lan ([37.153.55.125]) by smtp.gmail.com with ESMTPSA id m5sm355680ljq.22.2021.07.27.14.02.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 27 Jul 2021 14:02:55 -0700 (PDT) From: Dmitry Baryshkov To: "Rafael J. Wysocki" , Pavel Machek , Greg Kroah-Hartman Cc: linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, Andy Gross , Bjorn Andersson , linux-arm-msm@vger.kernel.org Subject: [PATCH 2/2] PM: clk: add devm_pm_clk_create helper Date: Wed, 28 Jul 2021 00:02:02 +0300 Message-Id: <20210727210202.717181-3-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210727210202.717181-1-dmitry.baryshkov@linaro.org> References: <20210727210202.717181-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org Add devm_pm_clk_create helper, devres-enabled version of the pm_clk_create(), which will call pm_clk_destroy at the correct time. Signed-off-by: Dmitry Baryshkov --- drivers/base/power/clock_ops.c | 17 +++++++++++++++++ include/linux/pm_clock.h | 5 +++++ 2 files changed, 22 insertions(+) diff --git a/drivers/base/power/clock_ops.c b/drivers/base/power/clock_ops.c index 0251f3e6e61d..4110c19c08dc 100644 --- a/drivers/base/power/clock_ops.c +++ b/drivers/base/power/clock_ops.c @@ -519,6 +519,23 @@ void pm_clk_destroy(struct device *dev) } EXPORT_SYMBOL_GPL(pm_clk_destroy); +static void pm_clk_destroy_action(void *data) +{ + pm_clk_destroy(data); +} + +int devm_pm_clk_create(struct device *dev) +{ + int ret; + + ret = pm_clk_create(dev); + if (ret) + return ret; + + return devm_add_action_or_reset(dev, pm_clk_destroy_action, dev); +} +EXPORT_SYMBOL_GPL(devm_pm_clk_create); + /** * pm_clk_suspend - Disable clocks in a device's PM clock list. * @dev: Device to disable the clocks for. diff --git a/include/linux/pm_clock.h b/include/linux/pm_clock.h index 8ddc7860e131..ada3a0ab10bf 100644 --- a/include/linux/pm_clock.h +++ b/include/linux/pm_clock.h @@ -47,6 +47,7 @@ extern void pm_clk_remove(struct device *dev, const char *con_id); extern void pm_clk_remove_clk(struct device *dev, struct clk *clk); extern int pm_clk_suspend(struct device *dev); extern int pm_clk_resume(struct device *dev); +extern int devm_pm_clk_create(struct device *dev); #else static inline bool pm_clk_no_clocks(struct device *dev) { @@ -83,6 +84,10 @@ static inline void pm_clk_remove(struct device *dev, const char *con_id) static inline void pm_clk_remove_clk(struct device *dev, struct clk *clk) { } +static inline int devm_pm_clk_create(struct device *dev) +{ + return -EINVAL; +} #endif #ifdef CONFIG_HAVE_CLK