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drm/amdgpu: Fix xGMI access P2P mapping failure on GFXIP 9.4.3 

On GFXIP 9.4.3, we dont need to rely on xGMI hive info to determine P2P
access.

Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-and-tested-by:  Mukul Joshi <mukul.joshi@amd.com>
Signed-off-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rajneesh Bhardwaj 2023-02-27 13:17:14 -05:00 committed by Alex Deucher
parent fcfefd85f1
commit e181be58cc
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
View File

@ -814,7 +814,7 @@ static int kfd_mem_attach(struct amdgpu_device *adev, struct kgd_mem *mem,
* if peer device has large BAR. In contrast, access over xGMI is
* allowed for both small and large BAR configurations of peer device
*/
if ((adev != bo_adev) &&
if ((adev != bo_adev && !adev->gmc.is_app_apu) &&
((mem->domain == AMDGPU_GEM_DOMAIN_VRAM) ||
(mem->alloc_flags & KFD_IOC_ALLOC_MEM_FLAGS_DOORBELL) ||
(mem->alloc_flags & KFD_IOC_ALLOC_MEM_FLAGS_MMIO_REMAP))) {