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drm/amdgpu: support query vram info for sienna_cichlid 

support query vram_module v11 and vram_info v2_5
for sienna_cichlid

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Likun Gao <Likun.Gao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Hawking Zhang 2020-01-20 04:46:33 +08:00 committed by Alex Deucher
parent 9d3708169f
commit 8b41903a2b
1 changed files with 22 additions and 0 deletions
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22
drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
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@ -120,11 +120,13 @@ union umc_info {
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;
};
union vram_module {
struct atom_vram_module_v9 v9;
struct atom_vram_module_v10 v10;
struct atom_vram_module_v11 v11;
};
static int convert_atom_mem_type_to_vram_type(struct amdgpu_device *adev,
@ -260,6 +262,26 @@ amdgpu_atomfirmware_get_vram_info(struct amdgpu_device *adev,
if (vram_vendor)
*vram_vendor = mem_vendor;
break;
case 5:
if (module_id > vram_info->v25.vram_module_num)
module_id = 0;
vram_module = (union vram_module *)vram_info->v25.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->v11.memory_type;
if (vram_type)
*vram_type = convert_atom_mem_type_to_vram_type(adev, mem_type);
mem_channel_number = vram_module->v11.channel_num;
mem_channel_width = vram_module->v11.channel_width;
if (vram_width)
*vram_width = mem_channel_number * (1 << mem_channel_width);
mem_vendor = (vram_module->v11.vender_rev_id) & 0xF;
if (vram_vendor)
*vram_vendor = mem_vendor;
break;
default:
return -EINVAL;
}