From patchwork Fri Nov 20 16:40:17 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Taniya Das X-Patchwork-Id: 11921391 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=-16.8 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 32FFAC56201 for ; Fri, 20 Nov 2020 16:40:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C97E9223B0 for ; Fri, 20 Nov 2020 16:40:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="V3C43Gxm" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729685AbgKTQkj (ORCPT ); Fri, 20 Nov 2020 11:40:39 -0500 Received: from z5.mailgun.us ([104.130.96.5]:15834 "EHLO z5.mailgun.us" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728841AbgKTQkj (ORCPT ); Fri, 20 Nov 2020 11:40:39 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1605890439; h=Message-Id: Date: Subject: Cc: To: From: Sender; bh=u5J0GfVy+/VyMT1PA9pFklPWc/9n5dvJShGZaqKDPRo=; b=V3C43Gxmxdb1HPSaciLyE4QB5xa1K2i1QtjdZckDlTsyZC+SUxpXvzBaJBaPiCeC/sJWYDvT x3cZdCp0sc1s2R6Sm661ruEI7UQ5R+VirEsNZkDYSggjheoSNRT0oVZKLRB8ZEYcvKzbXpKg vEhSAwiPq7Y2dCKdtJpJkliu8Nc= X-Mailgun-Sending-Ip: 104.130.96.5 X-Mailgun-Sid: WyI4MzlhZiIsICJsaW51eC1jbGtAdmdlci5rZXJuZWwub3JnIiwgImJlOWU0YSJd 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 5fb7f181ba50d14f8812a3c8 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Fri, 20 Nov 2020 16:40:33 GMT Sender: tdas=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 86925C433ED; Fri, 20 Nov 2020 16:40:32 +0000 (UTC) Received: from tdas-linux.qualcomm.com (unknown [202.46.22.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: tdas) by smtp.codeaurora.org (Postfix) with ESMTPSA id 6EC2EC433C6; Fri, 20 Nov 2020 16:40:28 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 6EC2EC433C6 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=tdas@codeaurora.org From: Taniya Das To: Stephen Boyd , =?utf-8?q?Michael_Turquette_=C2=A0?= Cc: David Brown , Rajendra Nayak , linux-arm-msm@vger.kernel.org, linux-soc@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, Taniya Das Subject: [PATCH v1] clk: qcom: lpasscc: Introduce pm autosuspend for SC7180 Date: Fri, 20 Nov 2020 22:10:17 +0530 Message-Id: <1605890417-721-1-git-send-email-tdas@codeaurora.org> X-Mailer: git-send-email 2.7.4 Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org The LPASSCC driver's suspend/resume is invoked multiple number of times and thus allow the device to autosuspend for 500ms. Signed-off-by: Taniya Das --- drivers/clk/qcom/lpasscorecc-sc7180.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) -- Qualcomm INDIA, on behalf of Qualcomm Innovation Center, Inc.is a member of the Code Aurora Forum, hosted by the Linux Foundation. diff --git a/drivers/clk/qcom/lpasscorecc-sc7180.c b/drivers/clk/qcom/lpasscorecc-sc7180.c index 9081649..2e0ecc3 100644 --- a/drivers/clk/qcom/lpasscorecc-sc7180.c +++ b/drivers/clk/qcom/lpasscorecc-sc7180.c @@ -370,7 +370,10 @@ static int lpass_create_pm_clks(struct platform_device *pdev) { int ret; + pm_runtime_use_autosuspend(&pdev->dev); + pm_runtime_set_autosuspend_delay(&pdev->dev, 500); pm_runtime_enable(&pdev->dev); + ret = devm_add_action_or_reset(&pdev->dev, lpass_pm_runtime_disable, &pdev->dev); if (ret) return ret; @@ -423,7 +426,12 @@ static int lpass_core_cc_sc7180_probe(struct platform_device *pdev) clk_fabia_pll_configure(&lpass_lpaaudio_dig_pll, regmap, &lpass_lpaaudio_dig_pll_config); - return qcom_cc_really_probe(pdev, &lpass_core_cc_sc7180_desc, regmap); + ret = qcom_cc_really_probe(pdev, &lpass_core_cc_sc7180_desc, regmap); + + pm_runtime_mark_last_busy(&pdev->dev); + pm_runtime_put_autosuspend(&pdev->dev); + + return ret; } static int lpass_hm_core_probe(struct platform_device *pdev)