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drm/amdgpu/atomfirmware: add intergrated info v2.3 table

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[Why]
The vram width value is 0.
Because the integratedsysteminfo table in VBIOS has updated to 2.3.

[How]
Driver needs a new intergrated info v2.3 table too.
Then the vram width value will be correct.

Signed-off-by: Li Ma <li.ma@amd.com>
Reviewed-by: Yifan Zhang <yifan1.zhang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Li Ma
2024-05-20 18:43:55 +08:00
committed by Alex Deucher
parent 0ea5544555
commit 19f0edd897
2 changed files with 58 additions and 0 deletions
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15
drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
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@@ -212,6 +212,7 @@ union igp_info {
struct atom_integrated_system_info_v1_11 v11;
struct atom_integrated_system_info_v1_12 v12;
struct atom_integrated_system_info_v2_1 v21;
struct atom_integrated_system_info_v2_3 v23;
};
union umc_info {
@@ -366,6 +367,20 @@ amdgpu_atomfirmware_get_vram_info(struct amdgpu_device *adev,
if (vram_type)
*vram_type = convert_atom_mem_type_to_vram_type(adev, mem_type);
break;
case 3:
mem_channel_number = igp_info->v23.umachannelnumber;
if (!mem_channel_number)
mem_channel_number = 1;
mem_type = igp_info->v23.memorytype;
if (mem_type == LpDdr5MemType)
mem_channel_width = 32;
else
mem_channel_width = 64;
if (vram_width)
*vram_width = mem_channel_number * mem_channel_width;
if (vram_type)
*vram_type = convert_atom_mem_type_to_vram_type(adev, mem_type);
break;
default:
return -EINVAL;
}