[PATCH 4/6] drm/amdgpu: add new vram type for dgpu

Alex Deucher alexander.deucher at amd.com
Tue Mar 28 15:18:22 UTC 2023


From: Hawking Zhang <Hawking.Zhang at amd.com>

hbm3 will be supported in some dgpu program

Signed-off-by: Hawking Zhang <Hawking.Zhang at amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar at amd.com>
Reviewed-by: Le Ma <Le.Ma at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c | 1 +
 drivers/gpu/drm/amd/include/atomfirmware.h       | 1 +
 2 files changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
index ac6fe0ae4609..ef4b9a41f20a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
@@ -272,6 +272,7 @@ static int convert_atom_mem_type_to_vram_type(struct amdgpu_device *adev,
 			break;
 		case ATOM_DGPU_VRAM_TYPE_HBM2:
 		case ATOM_DGPU_VRAM_TYPE_HBM2E:
+		case ATOM_DGPU_VRAM_TYPE_HBM3:
 			vram_type = AMDGPU_VRAM_TYPE_HBM;
 			break;
 		case ATOM_DGPU_VRAM_TYPE_GDDR6:
diff --git a/drivers/gpu/drm/amd/include/atomfirmware.h b/drivers/gpu/drm/amd/include/atomfirmware.h
index bbe1337a8cee..e68c1e280322 100644
--- a/drivers/gpu/drm/amd/include/atomfirmware.h
+++ b/drivers/gpu/drm/amd/include/atomfirmware.h
@@ -182,6 +182,7 @@ enum atom_dgpu_vram_type {
   ATOM_DGPU_VRAM_TYPE_HBM2  = 0x60,
   ATOM_DGPU_VRAM_TYPE_HBM2E = 0x61,
   ATOM_DGPU_VRAM_TYPE_GDDR6 = 0x70,
+  ATOM_DGPU_VRAM_TYPE_HBM3 = 0x80,
 };
 
 enum atom_dp_vs_preemph_def{
-- 
2.39.2



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