From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 935F2606A31A for ; Sun, 25 Oct 2026 03:53:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=VT5M7qrW; dkim=pass (1024-bit key, unprotected) header.d=163.com header.i=@163.com header.a=rsa-sha256 header.s=s110527 header.b=BrNlkFkJ DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Unsubscribe-Post:List-Owner; bh=UBJSZai6LZJEAj8Sv5FqK9/FGZO5CCFa8xGQXFFlEMo=; b=VT5M7qrWg3nfg7AtI7p5MRjr/q Ynd2Y5x86ehOAWwwsqyhOORRG//qCUnrQbzgsQhAsjSnLAmgMhepTDXu69F1cBlX4eM9h/ME6wyd2 nNm/+Tmcqe4OtTROFb9Zu7vLo40A3WyPTJqLTazfsWnbc+ivdYn034XS+kC2dVNKXwJ5fha4HKgQW jgzEQzjZRsK/H1osGyzHnpVdojD5wjtmHAq5xzBI49rilhTmUXHXRGNAlziWvzWw5e7qaCL4NAihr mQ7e/6cRCkoCYSPWSiPVTPxsRpkiya1tacUb/EASkSb00tJ8BqgeA5XK9MwbwPIHZRgnu57UV6k7e Xe0aWfjg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.100.1 #2 (Red Hat Linux)) id 1xKpHq-00000000hg4-3avO; Sun, 25 Oct 2026 03:52:46 +0000 Received: from m16.mail.163.com ([220.197.31.5]) by bombadil.infradead.org with esmtps (Exim 4.100.1 #2 (Red Hat Linux)) id 1xKpHn-00000000hfg-1mRA for linux-arm-kernel@lists.infradead.org; Sun, 25 Oct 2026 03:52:45 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:To:Subject:Date:Message-ID:MIME-Version; bh=UB JSZai6LZJEAj8Sv5FqK9/FGZO5CCFa8xGQXFFlEMo=; b=BrNlkFkJnhUAE1n5nK za7jbdrmQ/DsNLCzC8lrezdtX4YwnHAxx0/T+G8YLBI5JNeTTUGV0YRoNyglsOWI GBZ9lzSXmsx3RVty9t5vs5OFUKUfAwhtpoTCZtjx2B1iRLwDUSC6gZXW/zt/ibSz ezkUErSrWe5wHWM2hFoM1EsZM= Received: from localhost.localdomain (unknown []) by gzga-smtp-mtada-g0-3 (Coremail) with SMTP id _____wDnbx3vfN1q1cyBCg--.48884S2; Sun, 25 Oct 2026 11:52:16 +0800 (CST) From: Chao Xu To: mathieu.poirier@linaro.org, suzuki.poulose@arm.com, mike.leach@linaro.org, alexander.shishkin@linux.intel.com Cc: coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Chao Xu Subject: [PATCH] [v1] coresight: funnel: inport schedule by priority can not take work Date: Sun, 25 Oct 2026 11:52:12 +0800 Message-ID: <20261025035213.3913-1-xuchao066@163.com> X-Mailer: git-send-email 2.43.0 X-Archived-By: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CM-TRANSID: _____wDnbx3vfN1q1cyBCg--.48884S2 X-Coremail-Antispam: 1Uf129KBjvdXoWrZw4xJw13Zr1fJr47uF1UAwb_yoWkXwb_ur 1vgFyfZ34kWa17K3WDGw1rGFyDt39I9Fs8ZayvgrWFkrnrAw43Grs5J3yDAan3urW8XFyk GF9rXFsYvr10yjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7sRZPET3UUUUU== X-CM-SenderInfo: x0xfxtbrqwlqqrwthudrp/xtbC5xBts2rdfPCCEAAA3A X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20261024_205243_854673_F5851FE0 X-CRM114-Status: GOOD ( 10.22 ) X-Spam-Score: -1.8 (-) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" X-Spam-Status: No, score=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 Before enable funnel, priority must be set. Changing the port priorities in real time is not supported. If the priority control register is written when one or more of ports are enable, then the write is silently rejected. Signed-off-by: Chao Xu --- drivers/hwtracing/coresight/coresight-funnel.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/hwtracing/coresight/coresight-funnel.c b/drivers/hwtracing/coresight/coresight-funnel.c index af40814ce560..17f985798d7f 100644 --- a/drivers/hwtracing/coresight/coresight-funnel.c +++ b/drivers/hwtracing/coresight/coresight-funnel.c @@ -66,8 +66,8 @@ static int dynamic_funnel_enable_hw(struct funnel_drvdata *drvdata, int port) functl &= ~FUNNEL_HOLDTIME_MASK; functl |= FUNNEL_HOLDTIME; functl |= (1 << port); - writel_relaxed(functl, drvdata->base + FUNNEL_FUNCTL); writel_relaxed(drvdata->priority, drvdata->base + FUNNEL_PRICTL); + writel_relaxed(functl, drvdata->base + FUNNEL_FUNCTL); done: CS_LOCK(drvdata->base); return rc; -- 2.43.0