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drm/amdgpu: PRT support for gfx9 (v3)

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Fix PRT handling on gfx9

v2: unify PRT bit for all ASICs
v3: move PRT flag checking in amdgpu_vm_bo_split_mapping()

Signed-off-by: Junwei Zhang <Jerry.Zhang@amd.com>
Acked-by: David Zhou <david1.zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Zhang, Jerry
2017-04-19 09:53:29 +08:00
committed by Alex Deucher
parent fc6aa33da4
commit d0766e981b
2 changed files with 8 additions and 1 deletions
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3
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
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@@ -65,7 +65,8 @@ struct amdgpu_bo_list_entry;
#define AMDGPU_PTE_FRAG(x) ((x & 0x1fULL) << 7)
#define AMDGPU_PTE_PRT (1ULL << 63)
/* TILED for VEGA10, reserved for older ASICs */
#define AMDGPU_PTE_PRT (1ULL << 51)
/* VEGA10 only */
#define AMDGPU_PTE_MTYPE(a) ((uint64_t)a << 57)