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Fri, 01 May 2026 09:49:50 -0700 (PDT) Received: from [192.168.1.102] ([120.60.59.253]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-364dbeb2db0sm4926163a91.10.2026.05.01.09.49.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 01 May 2026 09:49:49 -0700 (PDT) From: Manivannan Sadhasivam X-Google-Original-From: Manivannan Sadhasivam To: Bjorn Helgaas , Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Zixian Zeng , Han Gao Cc: linux-pci@vger.kernel.org, devicetree@vger.kernel.org, sophgo@lists.linux.dev, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Han Gao In-Reply-To: <20260331171248.973014-1-gaohan@iscas.ac.cn> References: <20260331171248.973014-1-gaohan@iscas.ac.cn> Subject: Re: (subset) [PATCH 0/2] riscv: sophgo: sg2042: Enable PCIe DMA coherence Message-Id: <177765418359.12199.18149733582970959715.b4-ty@b4> Date: Fri, 01 May 2026 22:19:43 +0530 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: b4 0.15.0 X-Authority-Analysis: v=2.4 cv=Br6tB4X5 c=1 sm=1 tr=0 ts=69f4d9b0 cx=c_pps a=RP+M6JBNLl+fLTcSJhASfg==:117 a=VvXziC1WMG9Np/cC0Lm1wA==:17 a=IkcTkHD0fZMA:10 a=NGcC8JguVDcA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=ZpdpYltYx_vBUK5n70dp:22 a=NEAV23lmAAAA:8 a=VwQbUJbxAAAA:8 a=J_SPmUf-aNex6p-r11IA:9 a=QEXdDO2ut3YA:10 a=iS9zxrgQBfv6-_F4QbHw:22 X-Proofpoint-ORIG-GUID: aU-KJPB2HuIDMtqSL2b7ofNhn-SQH537 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNTAxMDE2NCBTYWx0ZWRfXy/Bj5B/eo3/U hPIDxr7p9NzDfu+YxhJ6/hBloGI6g7PipqPf5rltW3jkprcnQfcS2G9pawfGXYCjXzQDcXQ/nzY EsHlIBuVABgh7vzQ4ckHub1lq4usSnn1FW0OyGBO6cjT74pIpq1bA1EbHfPD+AwAIIoZdDIQ8Em Ya3OlrH5wu/mstt693UJrfsMijdymEt6lmCouSb4q5JMZdgLJXT44Zw5BelH6pIaJ/jG3Kt2apz b4LHU1hKGTIFnqF2Bld/ko7fvwbcRO5HC1Qrip2uLh1z+XRiXk4oi2G1XSRdGksQ/+ItZ/5NbWS Ah651ROvPlfNb11VyEEVzCy69TnOYLZguaTDtsQaZXJJvBvY2rzvmXDJLDdg6+Sfxsos6x36h/s xNUgz1/zldMOkuwWxSO3AYdyr80slMDETVz2Bqsyk8h/5B/6dSn4po3PpPKtP/7kLI3ew7yZ86f Amo1xhMqYsO+60SVHzw== X-Proofpoint-GUID: aU-KJPB2HuIDMtqSL2b7ofNhn-SQH537 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-05-01_04,2026-04-30_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 suspectscore=0 bulkscore=0 phishscore=0 clxscore=1011 adultscore=0 priorityscore=1501 spamscore=0 lowpriorityscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604200000 definitions=main-2605010164 On Wed, 01 Apr 2026 01:12:46 +0800, Han Gao wrote: > The SG2042 hardware design supports cache-coherent PCIe. > > With recent firmware updates [1], it allows to use DMA coherent. > > [1] https://github.com/sophgo/edk2-non-osi/commit/017a5aea26a066fd2bf501b7893937183165af36 > > Han Gao (2): > dt-bindings: pci: sophgo: Add dma-coherent property for SG2042 > riscv: dts: sophgo: Add dma-coherent to SG2042 PCIe controllers > > [...] Applied, thanks! [1/2] dt-bindings: pci: sophgo: Add dma-coherent property for SG2042 commit: 50c94a2351458ee6cb6e52c5678f099534366830 Best regards, -- Manivannan Sadhasivam