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drm/amdgpu: differentiate between LP and non-LP DDR memory

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Some applications want to know whether the memory is LP or
not.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher
2022-05-23 11:24:31 -04:00
parent a5457087eb
commit d534ca7128
3 changed files with 11 additions and 3 deletions
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8
drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
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@@ -188,13 +188,17 @@ static int convert_atom_mem_type_to_vram_type(struct amdgpu_device *adev,
vram_type = AMDGPU_VRAM_TYPE_DDR3;
break;
case Ddr4MemType:
case LpDdr4MemType:
vram_type = AMDGPU_VRAM_TYPE_DDR4;
break;
case LpDdr4MemType:
vram_type = AMDGPU_VRAM_TYPE_LPDDR4;
break;
case Ddr5MemType:
case LpDdr5MemType:
vram_type = AMDGPU_VRAM_TYPE_DDR5;
break;
case LpDdr5MemType:
vram_type = AMDGPU_VRAM_TYPE_LPDDR5;
break;
default:
vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
break;