diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c | 139 |
1 files changed, 135 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c index ff8efd0f8fd5..236915849cfe 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c @@ -114,6 +114,9 @@ union igp_info { struct atom_integrated_system_info_v1_11 v11; }; +union umc_info { + struct atom_umc_info_v3_1 v31; +}; /* * Return vram width from integrated system info table, if available, * or 0 if not. @@ -143,6 +146,94 @@ int amdgpu_atomfirmware_get_vram_width(struct amdgpu_device *adev) return 0; } +static int convert_atom_mem_type_to_vram_type (struct amdgpu_device *adev, + int atom_mem_type) +{ + int vram_type; + + if (adev->flags & AMD_IS_APU) { + switch (atom_mem_type) { + case Ddr2MemType: + case LpDdr2MemType: + vram_type = AMDGPU_VRAM_TYPE_DDR2; + break; + case Ddr3MemType: + case LpDdr3MemType: + vram_type = AMDGPU_VRAM_TYPE_DDR3; + break; + case Ddr4MemType: + case LpDdr4MemType: + vram_type = AMDGPU_VRAM_TYPE_DDR4; + break; + default: + vram_type = AMDGPU_VRAM_TYPE_UNKNOWN; + break; + } + } else { + switch (atom_mem_type) { + case ATOM_DGPU_VRAM_TYPE_GDDR5: + vram_type = AMDGPU_VRAM_TYPE_GDDR5; + break; + case ATOM_DGPU_VRAM_TYPE_HBM: + vram_type = AMDGPU_VRAM_TYPE_HBM; + break; + default: + vram_type = AMDGPU_VRAM_TYPE_UNKNOWN; + break; + } + } + + return vram_type; +} +/* + * Return vram type from either integrated system info table + * or umc info table, if available, or 0 (TYPE_UNKNOWN) if not + */ +int amdgpu_atomfirmware_get_vram_type(struct amdgpu_device *adev) +{ + struct amdgpu_mode_info *mode_info = &adev->mode_info; + int index; + u16 data_offset, size; + union igp_info *igp_info; + union umc_info *umc_info; + u8 frev, crev; + u8 mem_type; + + if (adev->flags & AMD_IS_APU) + index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1, + integratedsysteminfo); + else + index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1, + umc_info); + if (amdgpu_atom_parse_data_header(mode_info->atom_context, + index, &size, + &frev, &crev, &data_offset)) { + if (adev->flags & AMD_IS_APU) { + igp_info = (union igp_info *) + (mode_info->atom_context->bios + data_offset); + switch (crev) { + case 11: + mem_type = igp_info->v11.memorytype; + return convert_atom_mem_type_to_vram_type(adev, mem_type); + default: + return 0; + } + } else { + umc_info = (union umc_info *) + (mode_info->atom_context->bios + data_offset); + switch (crev) { + case 1: + mem_type = umc_info->v31.vram_type; + return convert_atom_mem_type_to_vram_type(adev, mem_type); + default: + return 0; + } + } + } + + return 0; +} + union firmware_info { struct atom_firmware_info_v3_1 v31; }; @@ -151,10 +242,6 @@ union smu_info { struct atom_smu_info_v3_1 v31; }; -union umc_info { - struct atom_umc_info_v3_1 v31; -}; - int amdgpu_atomfirmware_get_clock_info(struct amdgpu_device *adev) { struct amdgpu_mode_info *mode_info = &adev->mode_info; @@ -235,3 +322,47 @@ int amdgpu_atomfirmware_get_clock_info(struct amdgpu_device *adev) return ret; } + +union gfx_info { + struct atom_gfx_info_v2_4 v24; +}; + +int amdgpu_atomfirmware_get_gfx_info(struct amdgpu_device *adev) +{ + struct amdgpu_mode_info *mode_info = &adev->mode_info; + int index; + uint8_t frev, crev; + uint16_t data_offset; + + index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1, + gfx_info); + if (amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL, + &frev, &crev, &data_offset)) { + union gfx_info *gfx_info = (union gfx_info *) + (mode_info->atom_context->bios + data_offset); + switch (crev) { + case 4: + adev->gfx.config.max_shader_engines = gfx_info->v24.gc_num_se; + adev->gfx.config.max_cu_per_sh = gfx_info->v24.gc_num_cu_per_sh; + adev->gfx.config.max_sh_per_se = gfx_info->v24.gc_num_sh_per_se; + adev->gfx.config.max_backends_per_se = gfx_info->v24.gc_num_rb_per_se; + adev->gfx.config.max_texture_channel_caches = gfx_info->v24.gc_num_tccs; + adev->gfx.config.max_gprs = le16_to_cpu(gfx_info->v24.gc_num_gprs); + adev->gfx.config.max_gs_threads = gfx_info->v24.gc_num_max_gs_thds; + adev->gfx.config.gs_vgt_table_depth = gfx_info->v24.gc_gs_table_depth; + adev->gfx.config.gs_prim_buffer_depth = + le16_to_cpu(gfx_info->v24.gc_gsprim_buff_depth); + adev->gfx.config.double_offchip_lds_buf = + gfx_info->v24.gc_double_offchip_lds_buffer; + adev->gfx.cu_info.wave_front_size = le16_to_cpu(gfx_info->v24.gc_wave_size); + adev->gfx.cu_info.max_waves_per_simd = le16_to_cpu(gfx_info->v24.gc_max_waves_per_simd); + adev->gfx.cu_info.max_scratch_slots_per_cu = gfx_info->v24.gc_max_scratch_slots_per_cu; + adev->gfx.cu_info.lds_size = le16_to_cpu(gfx_info->v24.gc_lds_size); + return 0; + default: + return -EINVAL; + } + + } + return -EINVAL; +} |