From 6cfa412680fe3bfd8ff14c65f0a98924ab37f691 Mon Sep 17 00:00:00 2001 From: Amber Lin Date: Mon, 15 Jun 2026 22:36:41 +0800 Subject: [PATCH] drm/amdkfd: Disable queue reset on gfx11 SR-IOV VF Queue reset is not supported when running as an SR-IOV virtual function on gfx11 dGPUs. Guard HSA_CAP_PER_QUEUE_RESET_SUPPORTED with !amdgpu_sriov_vf(). so the capability is not reported to user space under SR-IOV, matching the gfx9/gfx10 path. Fixes: 9d748a8ac1ec ("drm/amdkfd: Add queue reset support on gfx11 dGPU") Signed-off-by: Amber Lin Reviewed-by: Jesse Zhang Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdkfd/kfd_topology.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c index 01bae6e27423..af1249165bdb 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c @@ -2021,9 +2021,10 @@ static void kfd_topology_set_capabilities(struct kfd_topology_device *dev) dev->node_props.debug_prop |= HSA_DBG_WATCH_ADDR_MASK_LO_BIT_GFX10 | HSA_DBG_WATCH_ADDR_MASK_HI_BIT; /* gfx11 dGPU */ - if (KFD_GC_VERSION(dev->gpu) == IP_VERSION(11, 0, 0) || - KFD_GC_VERSION(dev->gpu) == IP_VERSION(11, 0, 2) || - KFD_GC_VERSION(dev->gpu) == IP_VERSION(11, 0, 3)) + if ((KFD_GC_VERSION(dev->gpu) == IP_VERSION(11, 0, 0) || + KFD_GC_VERSION(dev->gpu) == IP_VERSION(11, 0, 2) || + KFD_GC_VERSION(dev->gpu) == IP_VERSION(11, 0, 3)) && + !amdgpu_sriov_vf(dev->gpu->adev)) dev->node_props.capability |= HSA_CAP_PER_QUEUE_RESET_SUPPORTED; if (KFD_GC_VERSION(dev->gpu) >= IP_VERSION(12, 0, 0)) {