diff options
| author | Oak Zeng <Oak.Zeng@amd.com> | 2021-04-01 14:36:40 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-04-15 16:02:54 -0400 |
| commit | dead5e421ac437deb94ea18c423e898c70a807a5 (patch) | |
| tree | 83dfea209d49e697ff42797cde912a878bbabb07 /drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h | |
| parent | 651a03212178e4004370b07344827d62e122b534 (diff) | |
drm/amdgpu: Introduce functions for vram physical addr calculation
Add one function to calculate BO's GPU physical address.
And another function to calculate BO's CPU physical address.
v2: Use functions vs macros (Christian)
Use more proper function names (Christian)
Signed-off-by: Oak Zeng <Oak.Zeng@amd.com>
Suggested-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Christian König <christian.koenig@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 | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h index cbb7735c6988..b2f473cff67b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h @@ -341,4 +341,7 @@ amdgpu_gmc_set_vm_fault_masks(struct amdgpu_device *adev, int hub_type, void amdgpu_gmc_get_vbios_allocations(struct amdgpu_device *adev); void amdgpu_gmc_init_pdb0(struct amdgpu_device *adev); +uint64_t amdgpu_gmc_vram_mc2pa(struct amdgpu_device *adev, uint64_t mc_addr); +uint64_t amdgpu_gmc_vram_pa(struct amdgpu_device *adev, struct amdgpu_bo *bo); +uint64_t amdgpu_gmc_vram_cpu_pa(struct amdgpu_device *adev, struct amdgpu_bo *bo); #endif |