From patchwork Thu Aug 19 09:29:37 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tao Zhang X-Patchwork-Id: 12446765 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=-17.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,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 4684CC4320A for ; Thu, 19 Aug 2021 09:32:06 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0E504600D4 for ; Thu, 19 Aug 2021 09:32:06 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 0E504600D4 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=quicinc.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:CC :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=9mzwt3JuTAgmoD9fddMNInM2R3CqwWP2yjWRpIiqOi0=; b=Jzc2sGOIToroGx 1spuuTUjTswP+KNwQlOoeb6U3V7YGJYszndqVzxaswouWbETtSCKXvXMF/22I3wjA7A79LvD1vCIF JV4sVQQEq7pa+qcZLoRqG1t6NuX5MutCn0iWlzJIGc7X4Xlbo+/g1h15MG8qBhpGJwEX1nCDQgOuU i108gVKQFg+Cw6II/vi1yVcvszD/9NmkgPQB9wVUl5OHA2UC2aHMbmkbo2VmYfBBpFa/gmYX95IQT gkqnHEsvTN3Nzcs07boAtM3jtCGj9Hhcsd1FFuPIAOG3/WpSvsSJ2sYAz2+rVkbDii9xv06jVKI0b GrgirH3+7VepcoSOaQhA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mGeN5-007ryV-1o; Thu, 19 Aug 2021 09:29:59 +0000 Received: from alexa-out-sd-02.qualcomm.com ([199.106.114.39]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mGeMz-007rwU-3s for linux-arm-kernel@lists.infradead.org; Thu, 19 Aug 2021 09:29:57 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1629365393; x=1660901393; h=from:to:cc:subject:date:message-id:mime-version; bh=Fzuqzyw6STOgkcYikx6TJv/NYM/Np4OItRMgwIlSz90=; b=F9iKf2fS7MNK8jH0tDNTjZuifc/mLDMfZi9AcUcM5Ov/JsMOhVJ0aBwU zTDFimGbDl/CbhxYuB7IcaUv0Jzbzj9ZLeATd/zkre/pSMzNZwkzyJ2YF C+hXAmY6HV34Z3qsEbJ2e/73p5B7jkFbw0or2m2eqOzoiidw7snLf6dsA 8=; Received: from unknown (HELO ironmsg02-sd.qualcomm.com) ([10.53.140.142]) by alexa-out-sd-02.qualcomm.com with ESMTP; 19 Aug 2021 02:29:52 -0700 X-QCInternal: smtphost Received: from nasanex01c.na.qualcomm.com ([10.47.97.222]) by ironmsg02-sd.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Aug 2021 02:29:52 -0700 Received: from nalasex01c.na.qualcomm.com (10.47.97.35) by nasanex01c.na.qualcomm.com (10.47.97.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.858.15; Thu, 19 Aug 2021 02:29:52 -0700 Received: from taozha-gv.qualcomm.com (10.80.80.8) by nalasex01c.na.qualcomm.com (10.47.97.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.858.15; Thu, 19 Aug 2021 02:29:49 -0700 From: Tao Zhang To: Mathieu Poirier , Suzuki K Poulose , Alexander Shishkin CC: Tao Zhang , Mike Leach , Leo Yan , Greg Kroah-Hartman , , , , Tingwei Zhang , Mao Jinlong , Yuanfang Zhang Subject: [PATCH] coresight: cti: Correct the parameter for pm_runtime_put Date: Thu, 19 Aug 2021 17:29:37 +0800 Message-ID: <1629365377-5937-1-git-send-email-quic_taozha@quicinc.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01c.na.qualcomm.com (10.47.97.35) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210819_022953_230234_8A499D79 X-CRM114-Status: GOOD ( 13.84 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The input parameter of the function pm_runtime_put should be the same in the function cti_enable_hw and cti_disable_hw. The correct parameter to use here should be dev->parent. Signed-off-by: Tao Zhang Reviewed-by: Leo Yan --- drivers/hwtracing/coresight/coresight-cti-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/hwtracing/coresight/coresight-cti-core.c b/drivers/hwtracing/coresight/coresight-cti-core.c index e2a3620..8988b2e 100644 --- a/drivers/hwtracing/coresight/coresight-cti-core.c +++ b/drivers/hwtracing/coresight/coresight-cti-core.c @@ -175,7 +175,7 @@ static int cti_disable_hw(struct cti_drvdata *drvdata) coresight_disclaim_device_unlocked(csdev); CS_LOCK(drvdata->base); spin_unlock(&drvdata->spinlock); - pm_runtime_put(dev); + pm_runtime_put(dev->parent); return 0; /* not disabled this call */