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=-10.4 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,NICE_REPLY_A, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 C3AA4C4338F for ; Wed, 4 Aug 2021 08:05:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 943A661037 for ; Wed, 4 Aug 2021 08:05:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236097AbhHDIFt (ORCPT ); Wed, 4 Aug 2021 04:05:49 -0400 Received: from szxga02-in.huawei.com ([45.249.212.188]:7920 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236045AbhHDIFq (ORCPT ); Wed, 4 Aug 2021 04:05:46 -0400 Received: from dggemv704-chm.china.huawei.com (unknown [172.30.72.54]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4Gfkj12P05z83qs; Wed, 4 Aug 2021 16:01:41 +0800 (CST) Received: from dggema757-chm.china.huawei.com (10.1.198.199) by dggemv704-chm.china.huawei.com (10.3.19.47) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2176.2; Wed, 4 Aug 2021 16:05:32 +0800 Received: from [127.0.0.1] (10.69.38.203) by dggema757-chm.china.huawei.com (10.1.198.199) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Wed, 4 Aug 2021 16:05:31 +0800 Subject: Re: [PATCH 0/2] coresight: ultrasoc: Add support for System Memory Buffer device To: Linuxarm , , , CC: , , References: <20210719111737.47891-1-liuqi115@huawei.com> From: "liuqi (BA)" Message-ID: <41661d60-d8ef-9d50-57eb-8964c6f6eef8@huawei.com> Date: Wed, 4 Aug 2021 16:05:31 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: <20210719111737.47891-1-liuqi115@huawei.com> Content-Type: text/plain; charset="utf-8"; format=flowed Content-Language: en-GB Content-Transfer-Encoding: 7bit X-Originating-IP: [10.69.38.203] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To dggema757-chm.china.huawei.com (10.1.198.199) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Gentle ping... Hi Mathieu and Suzuki, can you have a look at this patchset? thanks. On 2021/7/19 19:17, Qi Liu wrote: > This patchset add support for SMB(System Memory Buffer) device, SMB > obtains CPU instructions from Coresight ETM device and stores these > messages in system memory. > SMB is developed by Ultrasoc technology, which is acquired by Siemens, > and we still use "Ultrasoc" to name document and driver. > > Change since RFC: > - Move ultrasoc driver to drivers/hwtracing/coresight. > - Remove ultrasoc-axi-com.c, as AXI-COM doesn't need to be configured in > basic tracing function. > - Remove ultrasoc.c as SMB does not need to register with the ultrasoc core. > - Address the comments from Mathieu and Suzuki. > - Link: https://lists.linaro.org/pipermail/coresight/2021-June/006535.html > > Qi Liu (2): > Documentation: tracing: Documentation for ultrasoc SMB drivers > coresight: ultrasoc: Add System Memory Buffer driver > > .../trace/coresight/ultrasoc-trace.rst | 193 +++++ > MAINTAINERS | 7 + > drivers/hwtracing/coresight/Kconfig | 3 + > drivers/hwtracing/coresight/Makefile | 2 + > drivers/hwtracing/coresight/ultrasoc/Kconfig | 12 + > drivers/hwtracing/coresight/ultrasoc/Makefile | 6 + > .../coresight/ultrasoc/ultrasoc-smb.c | 722 ++++++++++++++++++ > .../coresight/ultrasoc/ultrasoc-smb.h | 142 ++++ > 8 files changed, 1087 insertions(+) > create mode 100644 Documentation/trace/coresight/ultrasoc-trace.rst > create mode 100644 drivers/hwtracing/coresight/ultrasoc/Kconfig > create mode 100644 drivers/hwtracing/coresight/ultrasoc/Makefile > create mode 100644 drivers/hwtracing/coresight/ultrasoc/ultrasoc-smb.c > create mode 100644 drivers/hwtracing/coresight/ultrasoc/ultrasoc-smb.h >