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[2620:137:e000::1:20]) by mx.google.com with ESMTP id j16-20020a05640211d000b00425f62110fbsi5396210edw.544.2022.05.06.07.05.50; Fri, 06 May 2022 07:06:16 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=huawei.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1356194AbiEEK4Y (ORCPT + 99 others); Thu, 5 May 2022 06:56:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33786 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233254AbiEEK4W (ORCPT ); Thu, 5 May 2022 06:56:22 -0400 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 71A1846176 for ; Thu, 5 May 2022 03:52:42 -0700 (PDT) Received: from kwepemi100009.china.huawei.com (unknown [172.30.72.56]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4Kv9WG2Lg9zhYvj; Thu, 5 May 2022 18:52:10 +0800 (CST) Received: from kwepemm600003.china.huawei.com (7.193.23.202) by kwepemi100009.china.huawei.com (7.221.188.242) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Thu, 5 May 2022 18:52:40 +0800 Received: from [10.67.101.67] (10.67.101.67) by kwepemm600003.china.huawei.com (7.193.23.202) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Thu, 5 May 2022 18:52:40 +0800 Subject: Re: [PATCH v5 0/2] Add support for UltraSoc System Memory Buffer To: , CC: , , , , References: <20220416083953.52610-1-liuqi115@huawei.com> From: "liuqi (BA)" Message-ID: <91304a8c-9baa-c183-c51d-0211e1fff66f@huawei.com> Date: Thu, 5 May 2022 18:52:39 +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: <20220416083953.52610-1-liuqi115@huawei.com> Content-Type: text/plain; charset="utf-8"; format=flowed Content-Language: en-GB Content-Transfer-Encoding: 7bit X-Originating-IP: [10.67.101.67] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To kwepemm600003.china.huawei.com (7.193.23.202) X-CFilter-Loop: Reflected X-Spam-Status: No, score=-6.7 required=5.0 tests=BAYES_00,NICE_REPLY_A, RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Gentle ping. Any comment or suggestion is appreciated. Thanks, Qi On 2022/4/16 16:39, Qi Liu wrote: > Add support for UltraSoc System Memory Buffer. > > Change since v4: > - Add a simple document of SMB driver according to Suzuki's comment. > - Address the comments from Suzuki. > - https://lore.kernel.org/linux-arm-kernel/20220128061755.31909-1-liuqi115@huawei.com/ > > Change since v3: > - Modify the file header according to community specifications. > - Address the comments from Mathieu. > - Link:https://lore.kernel.org/linux-arm-kernel/20211118110016.40398-1-liuqi115@huawei.com/ > Change since v2: > - Move ultrasoc driver to drivers/hwtracing/coresight. > - Link:https://lists.linaro.org/pipermail/coresight/2021-November/007310.html > > Change since v1: > - Drop the document of UltraSoc according to Mathieu's comment. > - Add comments to explain some private hardware settings. > - Address the comments from Mathieu. > - Link: https://lists.linaro.org/pipermail/coresight/2021-August/006842.html > > Change since RFC: > - Move driver to drivers/hwtracing/coresight/ultrasoc. > - 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): > drivers/coresight: Add UltraSoc System Memory Buffer driver > Documentation: Add document for UltraSoc SMB drivers > > .../trace/coresight/ultrasoc-smb.rst | 79 +++ > drivers/hwtracing/coresight/Kconfig | 10 + > drivers/hwtracing/coresight/Makefile | 1 + > drivers/hwtracing/coresight/ultrasoc-smb.c | 643 ++++++++++++++++++ > drivers/hwtracing/coresight/ultrasoc-smb.h | 106 +++ > 5 files changed, 839 insertions(+) > create mode 100644 Documentation/trace/coresight/ultrasoc-smb.rst > create mode 100644 drivers/hwtracing/coresight/ultrasoc-smb.c > create mode 100644 drivers/hwtracing/coresight/ultrasoc-smb.h >