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Tue, 22 Nov 2022 15:57:49 +0000 Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA05.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 2AMFvmGD015977 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 22 Nov 2022 15:57:48 GMT Received: from [10.226.59.182] (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.36; Tue, 22 Nov 2022 07:57:47 -0800 Message-ID: <16572c2c-f769-629b-ba9c-0b1835516c72@quicinc.com> Date: Tue, 22 Nov 2022 08:57:46 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.6.0 Subject: Re: [PATCH v4 0/4] new subsystem for compute accelerator devices Content-Language: en-US From: Jeffrey Hugo To: Oded Gabbay , David Airlie , Daniel Vetter , Greg Kroah-Hartman CC: Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Arnd Bergmann , , , Yuji Ishikawa , Jiho Chu , Daniel Stone , Tvrtko Ursulin , Jason Gunthorpe , Christoph Hellwig , Kevin Hilman , Jagan Teki , John Hubbard , Alex Deucher , Jacek Lawrynowicz , Maciej Kwapulinski , Christopher Friedt References: <20221119204435.97113-1-ogabbay@kernel.org> In-Reply-To: Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 8bit X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: T5IrZ1KcE-UgEUVDBMGgg98W6oQXTvWc X-Proofpoint-ORIG-GUID: T5IrZ1KcE-UgEUVDBMGgg98W6oQXTvWc X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.895,Hydra:6.0.545,FMLib:17.11.122.1 definitions=2022-11-22_09,2022-11-18_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 mlxlogscore=999 suspectscore=0 mlxscore=0 priorityscore=1501 spamscore=0 phishscore=0 clxscore=1015 bulkscore=0 adultscore=0 malwarescore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2210170000 definitions=main-2211220120 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,NICE_REPLY_A,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS 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 On 11/20/2022 3:04 PM, Jeffrey Hugo wrote: > On 11/19/2022 1:44 PM, Oded Gabbay wrote: >> This is the fourth (and hopefully last) version of the patch-set to >> add the >> new subsystem for compute accelerators. I removed the RFC headline as >> I believe it is now ready for merging. >> >> Compare to v3, this patch-set contains one additional patch that adds >> documentation regarding the accel subsystem. I hope it's good enough for >> this stage. In addition, there were few very minor fixes according to >> comments received on v3. >> >> The patches are in the following repo: >> https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/accel.git/log/?h=accel_v4 >> >> >> As in v3, The HEAD of that branch is a commit adding a dummy driver that >> registers an accel device using the new framework. This can be served >> as a simple reference. >> >> v1 cover letter: >> https://lkml.org/lkml/2022/10/22/544 >> >> v2 cover letter: >> https://lore.kernel.org/lkml/20221102203405.1797491-1-ogabbay@kernel.org/T/ >> >> >> v3 cover letter: >> https://lore.kernel.org/lkml/20221106210225.2065371-1-ogabbay@kernel.org/T/ >> >> >> Thanks, >> Oded. > > Reviewed-by: Jeffrey Hugo > > I have some nits.  Nothing that I think should be a blocker for this > series. I don't recall if I previously mentioned this. I'm planning on updating the QAIC series to be an accel driver. Therefore there should be at-least 1 user (probably several) for this subsystem in short order.