[PATCH 06/15] drm/amdgpu: Add gc_info_v1_5 table for soc_v1_0

From: Hawking Zhang <[email protected]>

Initialize amdgpu_gfx_config using values from
gc_info_v1_5.

Signed-off-by: Hawking Zhang <[email protected]>
Reviewed-by: Le Ma <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c |  21 ++-
 drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h       |   3 +
 drivers/gpu/drm/amd/include/discovery.h       | 125 ++++++++++++------
 3 files changed, 109 insertions(+), 40 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
index 836a412fcdc2d..b567860aa555a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
@@ -1987,6 +1987,7 @@ union gc_info {
 	struct gc_info_v1_1 v1_1;
 	struct gc_info_v1_2 v1_2;
 	struct gc_info_v1_3 v1_3;
+	struct gc_info_v1_5 v1_5;
 	struct gc_info_v2_0 v2;
 	struct gc_info_v2_1 v2_1;
 };
@@ -2016,7 +2017,7 @@ static int amdgpu_discovery_get_gfx_info(struct amdgpu_device *adev)
 	case 1:
 		adev->gfx.config.max_shader_engines = le32_to_cpu(gc_info->v1.gc_num_se);
 		adev->gfx.config.max_cu_per_sh = 2 * (le32_to_cpu(gc_info->v1.gc_num_wgp0_per_sa) +
-						      le32_to_cpu(gc_info->v1.gc_num_wgp1_per_sa));
+					      le32_to_cpu(gc_info->v1.gc_num_wgp1_per_sa));
 		adev->gfx.config.max_sh_per_se = le32_to_cpu(gc_info->v1.gc_num_sa_per_se);
 		adev->gfx.config.max_backends_per_se = le32_to_cpu(gc_info->v1.gc_num_rb_per_se);
 		adev->gfx.config.max_texture_channel_caches = le32_to_cpu(gc_info->v1.gc_num_gl2c);
@@ -2057,6 +2058,24 @@ static int amdgpu_discovery_get_gfx_info(struct amdgpu_device *adev)
 			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);
 		}
+		if (le16_to_cpu(gc_info->v1.header.version_minor) == 4 ||
+		    le16_to_cpu(gc_info->v1.header.version_minor) > 5) {
+			dev_err(adev->dev,
+				"Unsupported GC info table %d.%d\n",
+				le16_to_cpu(gc_info->v1.header.version_major),
+				le16_to_cpu(gc_info->v1.header.version_minor));
+			return -EINVAL;
+		}
+		if (le16_to_cpu(gc_info->v1.header.version_minor) == 5) {
+			adev->gfx.config.gc_max_num_residency_ways = le32_to_cpu(gc_info->v1_5.gc_max_num_residency_ways);
+			adev->gfx.config.gc_cache_ways_size_in_bytes = le32_to_cpu(gc_info->v1_5.gc_cache_ways_size_in_bytes);
+			adev->gfx.config.gc_reserved = le32_to_cpu(gc_info->v1_5.gc_reserved);
+			/* GC info v1.5 derives max_cu_per_sh from the combined SA/SA1 WGP counts. */
+			adev->gfx.config.max_cu_per_sh = le32_to_cpu(gc_info->v1.gc_num_wgp0_per_sa) +
+						le32_to_cpu(gc_info->v1.gc_num_wgp1_per_sa) +
+						le32_to_cpu(gc_info->v1_5.gc_num_wgp0_per_sa1) +
+						le32_to_cpu(gc_info->v1_5.gc_num_wgp1_per_sa1);
+		}
 		break;
 	case 2:
 		adev->gfx.config.max_shader_engines = le32_to_cpu(gc_info->v2.gc_num_se);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
index 1023719c18bb6..6722213db8f01 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
@@ -307,6 +307,9 @@ struct amdgpu_gfx_config {
 	uint32_t gc_scalar_data_cache_size_per_sqc;
 	uint32_t gc_scalar_data_cache_line_size;
 	uint32_t gc_tcc_cache_line_size;
+	uint32_t gc_max_num_residency_ways;
+	uint32_t gc_cache_ways_size_in_bytes;
+	uint32_t gc_reserved;
 };
 
 struct amdgpu_cu_info {
diff --git a/drivers/gpu/drm/amd/include/discovery.h b/drivers/gpu/drm/amd/include/discovery.h
index 76c9f951bc1c8..575705653e957 100644
--- a/drivers/gpu/drm/amd/include/discovery.h
+++ b/drivers/gpu/drm/amd/include/discovery.h
@@ -272,45 +272,92 @@ struct gc_info_v1_2 {
 };
 
 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 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_v1_5 {
+	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;
+	uint32_t gc_num_wgp0_per_sa1;
+	uint32_t gc_num_wgp1_per_sa1;
+	uint32_t gc_max_num_residency_ways;
+	uint32_t gc_cache_ways_size_in_bytes;
+	uint32_t gc_reserved;
 };
 
 struct gc_info_v2_0 {
-- 
2.55.0