diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h index 6f085f0b4ef3..9f5d32b0fda1 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h @@ -111,11 +111,14 @@ struct amdgpu_mem_stats; /* Reserve 4MB VRAM for page tables */ #define AMDGPU_VM_RESERVED_VRAM (8ULL << 20) -/* max number of VMHUB */ -#define AMDGPU_MAX_VMHUBS 3 -#define AMDGPU_GFXHUB_0 0 -#define AMDGPU_MMHUB_0 1 -#define AMDGPU_MMHUB_1 2 +/* + * max number of VMHUB + * layout: max 8 GFXHUB + 4 MMHUB0 + 1 MMHUB1 + */ +#define AMDGPU_MAX_VMHUBS 13 +#define AMDGPU_GFXHUB(x) (x) +#define AMDGPU_MMHUB0(x) (8 + x) +#define AMDGPU_MMHUB1(x) (8 + 4 + x) /* Reserve 2MB at top/bottom of address space for kernel use */ #define AMDGPU_VA_RESERVED_SIZE (2ULL << 20) |