Message ID | 20210323120647.454211-11-suzuki.poulose@arm.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <SRS0=aJU7=IV=lists.infradead.org=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@kernel.org> 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=-17.0 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 46D71C433E8 for <linux-arm-kernel@archiver.kernel.org>; Tue, 23 Mar 2021 12:10:10 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (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 E0E2B619C5 for <linux-arm-kernel@archiver.kernel.org>; Tue, 23 Mar 2021 12:10:09 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E0E2B619C5 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: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:List-Owner; bh=1XT5YTPrQ+xTqFKft9BF8vvnEp9gWOshuC2c388LYqA=; b=MhGLmYL2xgRSyfipLTBQZIyUs JvqZ8S3V+EFlsdT7y+SGn3MLAkvWUhmSvuAhD/FHQ5PMx2atshXanZPnXiDQelV1y68zFqifKzS9k OfvXR5gd1B66G8qF9UhxXeDz8BLjqs0KD4//+FvhAoigsjtcCyn8jVzholmiqWtaYXivP7Bqfn526 2mM3DsEBLxjR8EAJBEj3j0O1wLSvH+JV/aQhYNcyfu5q5/l+uns9uPW6HD0TkKJNHDD4s7Tdg/yqG MPSEedDTgjq1/1Dd+Tjn8x8efkb91qA/X3qQS1NiizwSUG4QJpsoLYqRa5cqCEreZlOtrhfaC9j9y EbdS3fyvQ==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lOfpw-00Esgw-1L; Tue, 23 Mar 2021 12:08:40 +0000 Received: from foss.arm.com ([217.140.110.172]) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lOfom-00EsL6-1L for linux-arm-kernel@lists.infradead.org; Tue, 23 Mar 2021 12:07:29 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 3B20D106F; Tue, 23 Mar 2021 05:07:27 -0700 (PDT) Received: from ewhatever.cambridge.arm.com (ewhatever.cambridge.arm.com [10.1.197.1]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id DDB203F719; Tue, 23 Mar 2021 05:07:25 -0700 (PDT) From: Suzuki K Poulose <suzuki.poulose@arm.com> To: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org, coresight@lists.linaro.org, mathieu.poirier@linaro.org, mike.leach@linaro.org, leo.yan@linaro.org, anshuman.khandual@arm.com, maz@kernel.org, catalin.marinas@arm.com, Suzuki K Poulose <suzuki.poulose@arm.com> Subject: [PATCH v5 10/19] coresight: Do not scan for graph if none is present Date: Tue, 23 Mar 2021 12:06:38 +0000 Message-Id: <20210323120647.454211-11-suzuki.poulose@arm.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20210323120647.454211-1-suzuki.poulose@arm.com> References: <20210323120647.454211-1-suzuki.poulose@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210323_120728_344860_7CD6A776 X-CRM114-Status: GOOD ( 11.92 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: <linux-arm-kernel.lists.infradead.org> List-Unsubscribe: <http://lists.infradead.org/mailman/options/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=unsubscribe> List-Archive: <http://lists.infradead.org/pipermail/linux-arm-kernel/> List-Post: <mailto:linux-arm-kernel@lists.infradead.org> List-Help: <mailto:linux-arm-kernel-request@lists.infradead.org?subject=help> List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=subscribe> Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org |
Series |
coresight: Add support for ETE and TRBE
|
expand
|
diff --git a/drivers/hwtracing/coresight/coresight-platform.c b/drivers/hwtracing/coresight/coresight-platform.c index 3629b7885aca..c594f45319fc 100644 --- a/drivers/hwtracing/coresight/coresight-platform.c +++ b/drivers/hwtracing/coresight/coresight-platform.c @@ -90,6 +90,12 @@ static void of_coresight_get_ports_legacy(const struct device_node *node, struct of_endpoint endpoint; int in = 0, out = 0; + /* + * Avoid warnings in of_graph_get_next_endpoint() + * if the device doesn't have any graph connections + */ + if (!of_graph_is_present(node)) + return; do { ep = of_graph_get_next_endpoint(node, ep); if (!ep)