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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> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Info: AW1haW4tMjYwODMxMDEyOSBTYWx0ZWRfX+OJ5RUDbwFVy VSeirUHrmL+NUTwqok5/+e4FcBqS2uezgL6tlIGO0wGi6fkyB3kLd9GEQTy5ah04uNqvU1ZY/ZK 2+Bd4vCeLsFqRhFy2p/+4qSHyZ+DpHo= X-Proofpoint-GUID: DDZku3CxVgt0RI-ADMDtlDEdQcehNFDs X-Authority-Analysis: v=2.4 cv=CYE4Irrl 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=yx91gb_oNiZeI1HMLzn7:22 a=h0uksLzaAAAA:8 a=EUspDBNiAAAA:8 a=69EAbJreAAAA:8 a=e-vb6wPzIjHU0Swrx_MA:9 a=NFOGd7dJGGMPyQGDc5-O:22 a=MSi_79tMYmZZG2gvAgS0:22 X-Proofpoint-ORIG-GUID: DDZku3CxVgt0RI-ADMDtlDEdQcehNFDs X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODMxMDEyOSBTYWx0ZWRfX+33Q4Jui/MUW WHMGGVn2W0c2BvAK24yIQgPf5rXQciYrNO62uEw1oVLsrPQ+IUothVXUWz5dP/uCUnNM9wbgSvy cM2zFmtxAmIs5s8NFocq/pLTpUuFhlH6H0o9g6igTGHfoLu3ADXQpUGa2P/pYQG40nXvRtcAAtv C9b0vSWvXjOH9ZZPbTCfF8PBmdxEtMjkgwnEZRw2te+HKPte2ubQ3FfJz0XlXOrpUK+WCv2Hz9+ Qxq5Qw20XKqzeH8TL2SPffiqeh17HNQeZMzggkouXXHwjKcfjxzMGwrNvTbfBXr92uzDrFM5dMm R4jzXWyUj9e87XXcRxcLv4XLN9YKcOCU14TLyHEBU6zFdR9+a2mDPxl3hHj5qCWg6tHx0nLCjrm Pa8valj9iZ6WIPPe9VdQsnB9BEuvpnFF/kaFb4v0IJVtMz0EzuTU9BPrvZon5iNvm9i8HTquF8q tz7NVV81TQgIne9j/RQ== 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 clxscore=1015 impostorscore=0 adultscore=0 malwarescore=0 lowpriorityscore=0 priorityscore=1501 suspectscore=0 bulkscore=0 spamscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608310129 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