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Wed, 19 Aug 2026 06:23:37 -0700 (PDT) X-Received: by 2002:a17:90b:4d83:b0:38d:dfd1:7c1 with SMTP id 98e67ed59e1d1-39580a91ad5mr8388382a91.2.1787145816848; Wed, 19 Aug 2026 06:23:36 -0700 (PDT) Received: from [10.219.56.166] ([202.46.23.19]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3957f9aaa12sm2843059a91.5.2026.08.19.06.23.27 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 19 Aug 2026 06:23:36 -0700 (PDT) Message-ID: Date: Wed, 19 Aug 2026 18:53:26 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 00/15] accel/qda: Qualcomm DSP Accelerator driver To: Krzysztof Kozlowski , Oded Gabbay , Jonathan Corbet , Shuah Khan , Randy Dunlap , Nathan Chancellor , Nick Desaulniers , Bill Wendling , Justin Stitt , "Joerg Roedel (AMD)" , Will Deacon , Robin Murphy , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Sumit Semwal , =?UTF-8?Q?Christian_K=C3=B6nig?= Cc: Bharath Kumar , Chenna Kesava Raju , srinivas.kandagatla@oss.qualcomm.com, dmitry.baryshkov@oss.qualcomm.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-doc@vger.kernel.org, linux-arm-msm@vger.kernel.org, llvm@lists.linux.dev, iommu@lists.linux.dev, linux-media@vger.kernel.org, linaro-mm-sig@lists.linaro.org References: <20260817-qda-v2-v2-0-69a02e9090d4@oss.qualcomm.com> Content-Language: en-US From: Ekansh Gupta In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=QedWeMbv c=1 sm=1 tr=0 ts=6a85ae5a cx=c_pps a=vVfyC5vLCtgYJKYeQD43oA==:117 a=j4ogTh8yFefVWWEFDRgCtg==:17 a=IkcTkHD0fZMA:10 a=Sv0fKeRqtYgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=rJkE3RaqiGZ5pbrm-msn:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=z9ogCWloIzyHX_id1hcA:9 a=QEXdDO2ut3YA:10 a=rl5im9kqc5Lf4LNbBjHf:22 X-Proofpoint-ORIG-GUID: zI7tfVkoVpdJC9GU3Mp3zZd9PbAcdyjf X-Proofpoint-Spam-Info: AW1haW4tMjYwODE5MDEwNCBTYWx0ZWRfXxPb353eYFHY7 ohUWGCAwBEbAiNzyy5WR0L0Lfr+2G2FxNnC9YFJCPZP2zqQ2TbPS24/pG2u05/gUFgz09SbRrHa UwFVIxx04iqHZDABCwEBFOSbj1Z1QTw= X-Proofpoint-GUID: zI7tfVkoVpdJC9GU3Mp3zZd9PbAcdyjf X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODE5MDEwNCBTYWx0ZWRfX17MRIwxLRsfZ WqPcmniY0QjoPZ3QAE4uAG3n5zFY4kd7a6VnqylZnEZ45MdxHUlMeQVI2T7f3e56JMiZzU2YsZS yYzODbfpZeaJC2Kd4wW//YKZ6YvD0E1rczhGrzmp5ww8WfLCxTfxOlGCQGtUcqlYHdBvbA0Xlnq cdk/0SB992EBgPuv27FOGTeJYWhUdcgCi1NcnXOXuXHrnK18fyVKz0zFjuav8YFnxLcXttDaBP1 3/tEH4mzFzkxzkW126b9iMIWizSPVz/xYzn3SRpWqevjsuXqCLxxzLuAeHTAm4NnUKBvCkcfuxY vJILG7aLL/d1nawnZklGML2ZLXtGT8+VwZLXmjNg/7viUXFFwXrcZp2tKvSlXck9kGty/fnM1s9 he9cK4rfWIPtPR2AWBVkmWRc3T8cVzIZpGw8Q6zjqBl8mdJeZiabkSESigkHoHIvdeoOn5pmtVg 9KGYsbvJMbAX0Fm8AfQ== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-08-19_03,2026-08-19_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 phishscore=0 bulkscore=0 clxscore=1015 lowpriorityscore=0 adultscore=0 malwarescore=0 impostorscore=0 priorityscore=1501 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608190104 On 19-08-2026 00:48, Krzysztof Kozlowski wrote: > On 17/08/2026 06:47, Ekansh Gupta wrote: >> This patch series introduces the Qualcomm DSP Accelerator (QDA) driver, >> a DRM-based accelerator driver for Qualcomm DSPs. The driver provides a >> standardized interface for offloading computational tasks to DSPs found >> on Qualcomm SoCs, supporting all DSP domains. >> >> The QDA driver implements the FastRPC protocol over the DRM accel >> subsystem. It uses the same device-tree node structure as the existing >> fastrpc driver in drivers/misc/. The approach for binding the QDA driver >> to device-tree nodes while coexisting with the fastrpc driver is an open >> item described below. >> >> v1: https://lore.kernel.org/all/20260519-qda-series-v1-0-b2d984c297f8@oss.qualcomm.com/ >> RFC: https://lore.kernel.org/dri-devel/20260224-qda-firstpost-v1-0-fe46a9c1a046@oss.qualcomm.com/T/ > > So this is a v3, not v2. Please start using b4 correctly, so versioning > will be kept instead of faking the numbers. I'll correct the versioning in the next post. Thank you for pointing this. > > Best regards, > Krzysztof