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[86.49.251.7]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-49ccd1e19desm252798825e9.1.2026.08.31.08.00.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 31 Aug 2026 08:00:08 -0700 (PDT) From: Andrew Jones To: linux-riscv@lists.infradead.org, iommu@lists.linux.dev Cc: linux-kernel@vger.kernel.org, tomasz.jeznach@linux.dev, tjeznach@rivosinc.com, jgg@ziepe.ca, jgg@nvidia.com, joro@8bytes.org, will@kernel.org, robin.murphy@arm.com, pjw@kernel.org, palmer@dabbelt.com, anup@brainfault.org, tglx@kernel.org, kevin.tian@intel.com, fangyu.yu@linux.alibaba.com, Nutty Liu Subject: [PATCH v5 14/17] vfio: enable IOMMU_TYPE1 for RISC-V Date: Mon, 31 Aug 2026 16:59:40 +0200 Message-ID: <20260831145943.313726-15-andrew.jones@oss.qualcomm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260831145943.313726-1-andrew.jones@oss.qualcomm.com> References: <20260831145943.313726-1-andrew.jones@oss.qualcomm.com> MIME-Version: 1.0 X-Proofpoint-GUID: 0V0IIruXc445u2nGkqdSZVvHsFEAWaxe X-Proofpoint-Spam-Info: AW1haW4tMjYwODMxMDEyOSBTYWx0ZWRfX2LwU8XaUF0TN ny8n17krg1L3CbbzFbQaaB5Lugy37Cbbc/QPhf0zR90GBlHl4MBTvds87lwRTo0jN121wnzP/NJ d5/xQ0ezJNsnCnPZYCdOZnklSGil/+g= X-Proofpoint-ORIG-GUID: 0V0IIruXc445u2nGkqdSZVvHsFEAWaxe X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODMxMDEyOSBTYWx0ZWRfX3z0an98ZK/bl tAZILbEH+c8Ol64onA7FIKtdQGdjwUpJ2WFbaq7+vglsSPyubgXD19YRNG2Jwz8jZdopEpvNkSz J4Pwr5sO/+vji7R9VcRYohMuGzyfrOe5tYrpD8nppBO8F5jjWZqHG/fSQpFskJkVKDDsLVkGHsC XQHV5yBxxFCLmIo1yiMrG85aNlpeyJp7rwi2mSu/nejsqVXB8vszqQenPFjrWZlaPdG42UW8AgL /+74Mrpo8yhMmInaMLxJBd4T5r4wTYv5yPsPrhrezsZl4hy9Wfxrx7aJA2iwi+s/t54BrVpbOVp lyvjWpbZQRMUlKogdTeKiqJlsjTWSsyOC/eDSXLzKCkdRILo+WiGbmNWYywBVjCaemOURVFqD+/ xNwdN1eVnesTmF3RRf7kDASumMV1YHEh7k09hEtmrudTogbTj4n+5jUAdQZGY7mGvMS10jerzn9 aBdgcayY855a6/K7CWg== X-Authority-Analysis: v=2.4 cv=YsY/gYYX c=1 sm=1 tr=0 ts=6a9596fa cx=c_pps a=qKBjSQ1v91RyAK45QCPf5w==:117 a=on9AXyaqQ0RhfYpiXjjEXA==:17 a=Sv0fKeRqtYgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_glEPmIy2e8OvE2BGh3C:22 a=h0uksLzaAAAA:8 a=EUspDBNiAAAA:8 a=69EAbJreAAAA:8 a=e-vb6wPzIjHU0Swrx_MA:9 a=NFOGd7dJGGMPyQGDc5-O:22 a=MSi_79tMYmZZG2gvAgS0:22 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=2026-08-31_05,2026-08-27_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 spamscore=0 clxscore=1015 suspectscore=0 phishscore=0 priorityscore=1501 adultscore=0 impostorscore=0 malwarescore=0 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608310129 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260831_080011_890044_6DE09F7C X-CRM114-Status: GOOD ( 13.28 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org From: Tomasz Jeznach Enable VFIO support on RISC-V architecture, now that the RISC-V IOMMU driver reports the IOMMU_CAP_CACHE_COHERENCY capability VFIO_TYPE1 and iommufd both require before allowing a device to be bound. Signed-off-by: Tomasz Jeznach Signed-off-by: Andrew Jones Reviewed-by: Nutty Liu --- drivers/vfio/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/vfio/Kconfig b/drivers/vfio/Kconfig index ceae52fd7586..ad62205b4e45 100644 --- a/drivers/vfio/Kconfig +++ b/drivers/vfio/Kconfig @@ -39,7 +39,7 @@ config VFIO_GROUP config VFIO_CONTAINER bool "Support for the VFIO container /dev/vfio/vfio" - select VFIO_IOMMU_TYPE1 if MMU && (X86 || S390 || ARM || ARM64) + select VFIO_IOMMU_TYPE1 if MMU && (X86 || S390 || ARM || ARM64 || RISCV) depends on VFIO_GROUP default y help -- 2.43.0 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv