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[2001:14ba:a073:af00:264b:feff:fe8b:be8a]) by smtp.gmail.com with ESMTPSA id 38308e7fff4ca-389a7a1feb7sm30070291fa.29.2026.02.25.11.12.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 25 Feb 2026 11:12:15 -0800 (PST) Date: Wed, 25 Feb 2026 21:12:13 +0200 From: Dmitry Baryshkov To: Bryan O'Donoghue Cc: Ekansh Gupta , Oded Gabbay , Jonathan Corbet , Shuah Khan , Joerg Roedel , Will Deacon , Robin Murphy , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Sumit Semwal , Christian =?utf-8?B?S8O2bmln?= , dri-devel@lists.freedesktop.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, iommu@lists.linux.dev, linux-media@vger.kernel.org, linaro-mm-sig@lists.linaro.org, Srinivas Kandagatla , Bharath Kumar , Chenna Kesava Raju Subject: Re: [PATCH RFC 00/18] accel/qda: Introduce Qualcomm DSP Accelerator driver Message-ID: References: <20260224-qda-firstpost-v1-0-fe46a9c1a046@oss.qualcomm.com> <172a9083-8cd6-428f-bd3d-d831e610b37b@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <172a9083-8cd6-428f-bd3d-d831e610b37b@linaro.org> X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjI1MDE4MCBTYWx0ZWRfX46Okp1s2zK2F mnJTziyO7fT9RoZDZ0lIRrtWxNnctVQCqceZUPDGhQVKDpiAFQYSvE3GV0uV3i+E+G3gs3XpnWf FGU7sLtW2LT1+FWoAtXE40n3JAikDAYt5b3Tu/hRL5WGIujTzzGR93fO7NG/9waAiUqZus36Yat itXEl5dWtIfv/1jo5XVjbInBhHf9QvNlFBLqhziG36rtUlPBhW8Fk4q4eAbVGeDJ5Ey94dN/D3W CuXbnMaZpMizv5GobgtWDWhS0Du/atp60HSN1ShqaKpuJTR+tXje7XZ6hqbHCYesDDH7TP5EdpV DigpdZ0+WhYxMwQA1+6sdH4OQiUxNoE2Ex92FoxvZqb5lUanKzGIMPchtecvN4Hafibo2DXM3nN iSo4CQ3CdCGbolz2b+AHYJEZFdq3KzLJPjOsYS7wYYYk5KErGjC8t6Kx6FkV/rMmmiuTvhXGJtA iunFkrQhAxISEpcj6LA== X-Authority-Analysis: v=2.4 cv=FvoIPmrq c=1 sm=1 tr=0 ts=699f4991 cx=c_pps a=50t2pK5VMbmlHzFWWp8p/g==:117 a=xqWC_Br6kY4A:10 a=kj9zAlcOel0A:10 a=HzLeVaNsDn8A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_K5XuSEh1TEqbUxoQ0s3:22 a=NEAV23lmAAAA:8 a=DISFzqtZAAAA:8 a=jajewSGiAXp_dDDQNc8A:9 a=CjuIK1q_8ugA:10 a=IoWCM6iH3mJn3m4BftBB:22 a=aug85vrO5LANNmmtkfAW:22 X-Proofpoint-GUID: _CE-w2xKH1Norz1e0ksnwKuksjON72aS X-Proofpoint-ORIG-GUID: _CE-w2xKH1Norz1e0ksnwKuksjON72aS X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-02-25_02,2026-02-25_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 spamscore=0 bulkscore=0 lowpriorityscore=0 suspectscore=0 impostorscore=0 priorityscore=1501 clxscore=1015 adultscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2602130000 definitions=main-2602250180 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Wed, Feb 25, 2026 at 01:42:19PM +0000, Bryan O'Donoghue wrote: > On 23/02/2026 19:08, Ekansh Gupta wrote: > > User-space staging branch > > ============ > > https://github.com/qualcomm/fastrpc/tree/accel/staging > > What would be really nice to see would be mesa integration allowing > convergence of the xDSP/xPU accelerator space around something like a > standard. I'd say, writing Mesa compiler to build Hexagon code for Teflon frontend would be a nice item. It would probably also allow us to use DSPs for OpenCL acceleration. But, I'd say, it's a separate topic. > > See: https://blog.tomeuvizoso.net/2025/07/rockchip-npu-update-6-we-are-in-mainline.html > > --- > bod -- With best wishes Dmitry