From mboxrd@z Thu Jan 1 00:00:00 1970 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=-12.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,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 2D628C433DF for ; Sat, 1 Aug 2020 03:32:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EE0CF2076A for ; Sat, 1 Aug 2020 03:32:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="rVJPLzf2" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728587AbgHADcr (ORCPT ); Fri, 31 Jul 2020 23:32:47 -0400 Received: from mail29.static.mailgun.info ([104.130.122.29]:63106 "EHLO mail29.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728481AbgHADcn (ORCPT ); Fri, 31 Jul 2020 23:32:43 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1596252763; h=Content-Transfer-Encoding: MIME-Version: References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=gcqQzQVXCs7enCe/CsT0vSZrIaJ9bCn32XECqcM0XFI=; b=rVJPLzf2EpYTjyvTYJM89YSaL4ZK48A3hp5NkpduzSz5M1CfBdVps6rZNYAEonQVtAZLLz89 5a/Wf57ZyPWkPyaOfhZZAymS/pnaRCTFAn30sU/MZL+rZtjkENPuwT02PvXK3YiWa+g59Fo/ 0ktBGhlzidHDfqc+b93xW1ByTj8= X-Mailgun-Sending-Ip: 104.130.122.29 X-Mailgun-Sid: WyI0MWYwYSIsICJsaW51eC1rZXJuZWxAdmdlci5rZXJuZWwub3JnIiwgImJlOWU0YSJd Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n20.prod.us-west-2.postgun.com with SMTP id 5f24e24beb556d49a60e44ec (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Sat, 01 Aug 2020 03:32:27 GMT Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 07BC5C433CB; Sat, 1 Aug 2020 03:32:27 +0000 (UTC) Received: from mdtipton-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: mdtipton) by smtp.codeaurora.org (Postfix) with ESMTPSA id 433BFC433C6; Sat, 1 Aug 2020 03:32:26 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 433BFC433C6 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=none smtp.mailfrom=mdtipton@codeaurora.org From: Mike Tipton To: georgi.djakov@linaro.org Cc: bjorn.andersson@linaro.org, agross@kernel.org, linux-pm@vger.kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Mike Tipton Subject: [PATCH v3 4/6] interconnect: qcom: Only wait for completion in AMC/WAKE by default Date: Fri, 31 Jul 2020 20:32:13 -0700 Message-Id: <20200801033215.1440-5-mdtipton@codeaurora.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20200801033215.1440-1-mdtipton@codeaurora.org> References: <20200801033215.1440-1-mdtipton@codeaurora.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Change the default TCS wait behavior to only wait for completion in AMC and WAKE. Waiting isn't necessary in the SLEEP TCS, since votes are only being removed in this case. Resources can be safely disabled asynchronously in parallel with the rest of the power collapse sequence. This reduces the sleep entry latency. Signed-off-by: Mike Tipton --- drivers/interconnect/qcom/bcm-voter.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/interconnect/qcom/bcm-voter.c b/drivers/interconnect/qcom/bcm-voter.c index 4bba3b42b648..d95725b9208c 100644 --- a/drivers/interconnect/qcom/bcm-voter.c +++ b/drivers/interconnect/qcom/bcm-voter.c @@ -341,7 +341,7 @@ static int qcom_icc_bcm_voter_probe(struct platform_device *pdev) voter->np = np; if (of_property_read_u32(np, "qcom,tcs-wait", &voter->tcs_wait)) - voter->tcs_wait = QCOM_ICC_TAG_ALWAYS; + voter->tcs_wait = QCOM_ICC_TAG_ACTIVE_ONLY; mutex_init(&voter->lock); INIT_LIST_HEAD(&voter->commit_list); -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project