diff options
| author | Felix Kuehling <Felix.Kuehling@amd.com> | 2023-02-21 17:44:18 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-06-09 09:59:08 -0400 |
| commit | 352b919c1e5ff50c71d665395b27acbd1bf23a05 (patch) | |
| tree | 4dab98644c26da05be0101927c5edce1bc9581fe /drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h | |
| parent | 1e4a00334add40f609162914af7a24bc92951008 (diff) | |
drm/amdgpu: Override MTYPE per page on GFXv9.4.3 APUs
On GFXv9.4.3 NUMA APUs, system memory locality must be determined per
page to choose the correct MTYPE. This patch adds a GMC callback that
can provide this per-page override and implements it for native mode.
Carve-out mode is not yet supported and will use the safe default
(remote) MTYPE for system memory.
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Philip Yang <Philip.Yang@amd.com>
Reviewed-and-tested-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h index 43357d699e6e..6794edd1d2d2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h @@ -148,6 +148,10 @@ struct amdgpu_gmc_funcs { void (*get_vm_pte)(struct amdgpu_device *adev, struct amdgpu_bo_va_mapping *mapping, uint64_t *flags); + /* override per-page pte flags */ + void (*override_vm_pte_flags)(struct amdgpu_device *dev, + struct amdgpu_vm *vm, + uint64_t addr, uint64_t *flags); /* get the amount of memory used by the vbios for pre-OS console */ unsigned int (*get_vbios_fb_size)(struct amdgpu_device *adev); @@ -336,6 +340,9 @@ struct amdgpu_gmc { #define amdgpu_gmc_map_mtype(adev, flags) (adev)->gmc.gmc_funcs->map_mtype((adev),(flags)) #define amdgpu_gmc_get_vm_pde(adev, level, dst, flags) (adev)->gmc.gmc_funcs->get_vm_pde((adev), (level), (dst), (flags)) #define amdgpu_gmc_get_vm_pte(adev, mapping, flags) (adev)->gmc.gmc_funcs->get_vm_pte((adev), (mapping), (flags)) +#define amdgpu_gmc_override_vm_pte_flags(adev, vm, addr, pte_flags) \ + (adev)->gmc.gmc_funcs->override_vm_pte_flags \ + ((adev), (vm), (addr), (pte_flags)) #define amdgpu_gmc_get_vbios_fb_size(adev) (adev)->gmc.gmc_funcs->get_vbios_fb_size((adev)) /** |