From nobody Fri Dec 19 20:45:10 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A13A0E7D0A7 for ; Thu, 21 Sep 2023 19:02:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230289AbjIUTCo (ORCPT ); Thu, 21 Sep 2023 15:02:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42808 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229785AbjIUTCJ (ORCPT ); Thu, 21 Sep 2023 15:02:09 -0400 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 33B448C63C; Thu, 21 Sep 2023 10:42:37 -0700 (PDT) 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 2327C1007; Wed, 20 Sep 2023 20:37:31 -0700 (PDT) Received: from a077893.arm.com (unknown [10.163.32.120]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id E63313F59C; Wed, 20 Sep 2023 20:36:49 -0700 (PDT) From: Anshuman Khandual To: linux-arm-kernel@lists.infradead.org, suzuki.poulose@arm.com Cc: Anshuman Khandual , Catalin Marinas , Will Deacon , Mike Leach , James Clark , Leo Yan , Jonathan Corbet , linux-doc@vger.kernel.org, coresight@lists.linaro.org, linux-kernel@vger.kernel.org Subject: [PATCH V7 3/3] Documentation: coresight: Add cc_threshold tunable Date: Thu, 21 Sep 2023 09:06:31 +0530 Message-Id: <20230921033631.1298723-4-anshuman.khandual@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230921033631.1298723-1-anshuman.khandual@arm.com> References: <20230921033631.1298723-1-anshuman.khandual@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" This updates config option to include 'cc_threshold' tunable value. Cc: Suzuki K Poulose Cc: Mike Leach Cc: James Clark Cc: Jonathan Corbet Cc: coresight@lists.linaro.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-doc@vger.kernel.org Cc: linux-kernel@vger.kernel.org Reviewed by: Mike Leach Signed-off-by: Anshuman Khandual --- Documentation/trace/coresight/coresight.rst | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/trace/coresight/coresight.rst b/Documentation/tr= ace/coresight/coresight.rst index 4a71ea6cb390..ce55adb80b82 100644 --- a/Documentation/trace/coresight/coresight.rst +++ b/Documentation/trace/coresight/coresight.rst @@ -624,6 +624,10 @@ They are also listed in the folder /sys/bus/event_sour= ce/devices/cs_etm/format/ * - timestamp - Session local version of the system wide setting: :ref:`ETMv4_MODE_= TIMESTAMP ` + * - cc_threshold + - Cycle count threshold value. If nothing is provided here or the pro= vided value is 0, then the + default value i.e 0x100 will be used. If provided value is less tha= n minimum cycles threshold + value, as indicated via TRCIDR3.CCITMIN, then the minimum value wil= l be used instead. =20 How to use the STM module ------------------------- --=20 2.25.1