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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
index 6107ac91db25..266d949759fe 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
@@ -123,6 +123,7 @@ union vram_info {
struct atom_vram_info_header_v2_3 v23;
struct atom_vram_info_header_v2_4 v24;
struct atom_vram_info_header_v2_5 v25;
+ struct atom_vram_info_header_v2_5 v26;
};
union vram_module {
@@ -315,6 +316,26 @@ amdgpu_atomfirmware_get_vram_info(struct amdgpu_device *adev,
if (vram_vendor)
*vram_vendor = mem_vendor;
break;
+ case 6:
+ if (module_id > vram_info->v26.vram_module_num)
+ module_id = 0;
+ vram_module = (union vram_module *)vram_info->v26.vram_module;
+ while (i < module_id) {
+ vram_module = (union vram_module *)
+ ((u8 *)vram_module + vram_module->v11.vram_module_size);
+ i++;
+ }
+ mem_type = vram_module->v9.memory_type;
+ if (vram_type)
+ *vram_type = convert_atom_mem_type_to_vram_type(adev, mem_type);
+ mem_channel_number = vram_module->v9.channel_num;
+ mem_channel_width = vram_module->v9.channel_width;
+ if (vram_width)
+ *vram_width = mem_channel_number * (1 << mem_channel_width);
+ mem_vendor = (vram_module->v9.vender_rev_id) & 0xF;
+ if (vram_vendor)
+ *vram_vendor = mem_vendor;
+ break;
default:
return -EINVAL;
}