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drm/amdgpu: support for gc_info table v1.3
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Add gc_info table v1.3 for IP discovery.

Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Likun Gao authored and alexdeucher committed Aug 23, 2024
1 parent 73dd0ad commit 875ff9a
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Showing 3 changed files with 59 additions and 0 deletions.
11 changes: 11 additions & 0 deletions drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1500,6 +1500,7 @@ union gc_info {
struct gc_info_v1_0 v1;
struct gc_info_v1_1 v1_1;
struct gc_info_v1_2 v1_2;
struct gc_info_v1_3 v1_3;
struct gc_info_v2_0 v2;
struct gc_info_v2_1 v2_1;
};
Expand Down Expand Up @@ -1558,6 +1559,16 @@ static int amdgpu_discovery_get_gfx_info(struct amdgpu_device *adev)
adev->gfx.config.gc_gl1c_size_per_instance = le32_to_cpu(gc_info->v1_2.gc_gl1c_size_per_instance);
adev->gfx.config.gc_gl2c_per_gpu = le32_to_cpu(gc_info->v1_2.gc_gl2c_per_gpu);
}
if (le16_to_cpu(gc_info->v1.header.version_minor) >= 3) {
adev->gfx.config.gc_tcp_size_per_cu = le32_to_cpu(gc_info->v1_3.gc_tcp_size_per_cu);
adev->gfx.config.gc_tcp_cache_line_size = le32_to_cpu(gc_info->v1_3.gc_tcp_cache_line_size);
adev->gfx.config.gc_instruction_cache_size_per_sqc = le32_to_cpu(gc_info->v1_3.gc_instruction_cache_size_per_sqc);
adev->gfx.config.gc_instruction_cache_line_size = le32_to_cpu(gc_info->v1_3.gc_instruction_cache_line_size);
adev->gfx.config.gc_scalar_data_cache_size_per_sqc = le32_to_cpu(gc_info->v1_3.gc_scalar_data_cache_size_per_sqc);
adev->gfx.config.gc_scalar_data_cache_line_size = le32_to_cpu(gc_info->v1_3.gc_scalar_data_cache_line_size);
adev->gfx.config.gc_tcc_size = le32_to_cpu(gc_info->v1_3.gc_tcc_size);
adev->gfx.config.gc_tcc_cache_line_size = le32_to_cpu(gc_info->v1_3.gc_tcc_cache_line_size);
}
break;
case 2:
adev->gfx.config.max_shader_engines = le32_to_cpu(gc_info->v2.gc_num_se);
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6 changes: 6 additions & 0 deletions drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
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Original file line number Diff line number Diff line change
Expand Up @@ -245,6 +245,12 @@ struct amdgpu_gfx_config {
uint32_t gc_tcp_size_per_cu;
uint32_t gc_num_cu_per_sqc;
uint32_t gc_tcc_size;
uint32_t gc_tcp_cache_line_size;
uint32_t gc_instruction_cache_size_per_sqc;
uint32_t gc_instruction_cache_line_size;
uint32_t gc_scalar_data_cache_size_per_sqc;
uint32_t gc_scalar_data_cache_line_size;
uint32_t gc_tcc_cache_line_size;
};

struct amdgpu_cu_info {
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42 changes: 42 additions & 0 deletions drivers/gpu/drm/amd/include/discovery.h
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Original file line number Diff line number Diff line change
Expand Up @@ -258,6 +258,48 @@ struct gc_info_v1_2 {
uint32_t gc_gl2c_per_gpu;
};

struct gc_info_v1_3 {
struct gpu_info_header header;
uint32_t gc_num_se;
uint32_t gc_num_wgp0_per_sa;
uint32_t gc_num_wgp1_per_sa;
uint32_t gc_num_rb_per_se;
uint32_t gc_num_gl2c;
uint32_t gc_num_gprs;
uint32_t gc_num_max_gs_thds;
uint32_t gc_gs_table_depth;
uint32_t gc_gsprim_buff_depth;
uint32_t gc_parameter_cache_depth;
uint32_t gc_double_offchip_lds_buffer;
uint32_t gc_wave_size;
uint32_t gc_max_waves_per_simd;
uint32_t gc_max_scratch_slots_per_cu;
uint32_t gc_lds_size;
uint32_t gc_num_sc_per_se;
uint32_t gc_num_sa_per_se;
uint32_t gc_num_packer_per_sc;
uint32_t gc_num_gl2a;
uint32_t gc_num_tcp_per_sa;
uint32_t gc_num_sdp_interface;
uint32_t gc_num_tcps;
uint32_t gc_num_tcp_per_wpg;
uint32_t gc_tcp_l1_size;
uint32_t gc_num_sqc_per_wgp;
uint32_t gc_l1_instruction_cache_size_per_sqc;
uint32_t gc_l1_data_cache_size_per_sqc;
uint32_t gc_gl1c_per_sa;
uint32_t gc_gl1c_size_per_instance;
uint32_t gc_gl2c_per_gpu;
uint32_t gc_tcp_size_per_cu;
uint32_t gc_tcp_cache_line_size;
uint32_t gc_instruction_cache_size_per_sqc;
uint32_t gc_instruction_cache_line_size;
uint32_t gc_scalar_data_cache_size_per_sqc;
uint32_t gc_scalar_data_cache_line_size;
uint32_t gc_tcc_size;
uint32_t gc_tcc_cache_line_size;
};

struct gc_info_v2_0 {
struct gpu_info_header header;

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