From: Hawking Zhang <Hawking.Zhang@xxxxxxx>
For ASICs that don't support ip discovery feature, query
gfx configuration through atomfirmware interface, rather
than gpu_info firmware.
Signed-off-by: Hawking Zhang <Hawking.Zhang@xxxxxxx>
Reviewed-by: Feifei Xu <Feifei.Xu@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
.../gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c | 19 ++++++++-
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 4 ++
drivers/gpu/drm/amd/include/atomfirmware.h | 41 +++++++++++++++++++
3 files changed, 63 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
index d338f2db1f9c..74a871cf46b0 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
@@ -500,7 +500,8 @@ int amdgpu_atomfirmware_get_clock_info(struct amdgpu_device *adev)
}
union gfx_info {
- struct atom_gfx_info_v2_4 v24;
+ struct atom_gfx_info_v2_4 v24;
+ struct atom_gfx_info_v2_7 v27;
};
int amdgpu_atomfirmware_get_gfx_info(struct amdgpu_device *adev)
@@ -535,6 +536,22 @@ int amdgpu_atomfirmware_get_gfx_info(struct amdgpu_device *adev)
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;
+ case 7:
+ adev->gfx.config.max_shader_engines = gfx_info->v27.max_shader_engines;
+ adev->gfx.config.max_cu_per_sh = gfx_info->v27.max_cu_per_sh;
+ adev->gfx.config.max_sh_per_se = gfx_info->v27.max_sh_per_se;
+ adev->gfx.config.max_backends_per_se = gfx_info->v27.max_backends_per_se;
+ adev->gfx.config.max_texture_channel_caches = gfx_info->v27.max_texture_channel_caches;
+ adev->gfx.config.max_gprs = le16_to_cpu(gfx_info->v27.gc_num_gprs);
+ adev->gfx.config.max_gs_threads = gfx_info->v27.gc_num_max_gs_thds;
+ adev->gfx.config.gs_vgt_table_depth = gfx_info->v27.gc_gs_table_depth;
+ adev->gfx.config.gs_prim_buffer_depth = le16_to_cpu(gfx_info->v27.gc_gsprim_buff_depth);
+ adev->gfx.config.double_offchip_lds_buf = gfx_info->v27.gc_double_offchip_lds_buffer;
+ adev->gfx.cu_info.wave_front_size = le16_to_cpu(gfx_info->v27.gc_wave_size);
+ adev->gfx.cu_info.max_waves_per_simd = le16_to_cpu(gfx_info->v27.gc_max_waves_per_simd);
+ adev->gfx.cu_info.max_scratch_slots_per_cu = gfx_info->v27.gc_max_scratch_slots_per_cu;
+ adev->gfx.cu_info.lds_size = le16_to_cpu(gfx_info->v27.gc_lds_size);
+ return 0;
default:
return -EINVAL;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 95cb1221c2b7..f886e9f22398 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -2185,6 +2185,10 @@ static int gfx_v9_0_gpu_early_init(struct amdgpu_device *adev)
gb_addr_config = RREG32_SOC15(GC, 0, mmGB_ADDR_CONFIG);
gb_addr_config &= ~0xf3e777ff;
gb_addr_config |= 0x22014042;
+ /* check vbios table if gpu info is not available */
+ err = amdgpu_atomfirmware_get_gfx_info(adev);
+ if (err)
+ return err;
break;
default:
BUG();
diff --git a/drivers/gpu/drm/amd/include/atomfirmware.h b/drivers/gpu/drm/amd/include/atomfirmware.h
index dd34f16b17fd..dc3ccd76be4a 100644
--- a/drivers/gpu/drm/amd/include/atomfirmware.h
+++ b/drivers/gpu/drm/amd/include/atomfirmware.h
@@ -1531,6 +1531,47 @@ struct atom_gfx_info_v2_4
uint32_t sram_custom_rm_fuses_val;
};
+struct atom_gfx_info_v2_7 {
+ struct atom_common_table_header table_header;
+ uint8_t gfxip_min_ver;
+ uint8_t gfxip_max_ver;
+ uint8_t max_shader_engines;
+ uint8_t reserved;
+ uint8_t max_cu_per_sh;
+ uint8_t max_sh_per_se;
+ uint8_t max_backends_per_se;
+ uint8_t max_texture_channel_caches;
+ uint32_t regaddr_cp_dma_src_addr;
+ uint32_t regaddr_cp_dma_src_addr_hi;
+ uint32_t regaddr_cp_dma_dst_addr;
+ uint32_t regaddr_cp_dma_dst_addr_hi;
+ uint32_t regaddr_cp_dma_command;
+ uint32_t regaddr_cp_status;
+ uint32_t regaddr_rlc_gpu_clock_32;
+ uint32_t rlc_gpu_timer_refclk;
+ uint8_t active_cu_per_sh;
+ uint8_t active_rb_per_se;
+ uint16_t gcgoldenoffset;
+ uint16_t gc_num_gprs;
+ uint16_t gc_gsprim_buff_depth;
+ uint16_t gc_parameter_cache_depth;
+ uint16_t gc_wave_size;
+ uint16_t gc_max_waves_per_simd;
+ uint16_t gc_lds_size;
+ uint8_t gc_num_max_gs_thds;
+ uint8_t gc_gs_table_depth;
+ uint8_t gc_double_offchip_lds_buffer;
+ uint8_t gc_max_scratch_slots_per_cu;
+ uint32_t sram_rm_fuses_val;
+ uint32_t sram_custom_rm_fuses_val;
+ uint8_t cut_cu;
+ uint8_t active_cu_total;
+ uint8_t cu_reserved[2];
+ uint32_t gc_config;
+ uint8_t inactive_cu_per_se[8];
+ uint32_t reserved2[6];
+};
+
/*
***************************************************************************
Data Table smu_info structure
--
2.29.2
_______________________________________________
amd-gfx mailing list
amd-gfx@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
