Simple extension that only returns information for AMD hw.

v2: - update computation of computeUnitsPerShaderArray

Signed-off-by: Samuel Pitoiset <samuel.pitoi...@gmail.com>
---
 src/amd/vulkan/radv_device.c      | 40 +++++++++++++++++++++++++++++++
 src/amd/vulkan/radv_extensions.py |  1 +
 2 files changed, 41 insertions(+)

diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c
index 41f8242754..8dd80da070 100644
--- a/src/amd/vulkan/radv_device.c
+++ b/src/amd/vulkan/radv_device.c
@@ -961,6 +961,46 @@ void radv_GetPhysicalDeviceProperties2(
                        properties->filterMinmaxSingleComponentFormats = true;
                        break;
                }
+               case 
VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_CORE_PROPERTIES_AMD: {
+                       VkPhysicalDeviceShaderCorePropertiesAMD *properties =
+                               (VkPhysicalDeviceShaderCorePropertiesAMD *)ext;
+
+                       /* Shader engines. */
+                       properties->shaderEngineCount =
+                               pdevice->rad_info.max_se;
+                       properties->shaderArraysPerEngineCount =
+                               pdevice->rad_info.max_sh_per_se;
+                       properties->computeUnitsPerShaderArray =
+                               pdevice->rad_info.num_good_compute_units /
+                                       (pdevice->rad_info.max_se *
+                                        pdevice->rad_info.max_sh_per_se);
+                       properties->simdPerComputeUnit = 4;
+                       properties->wavefrontsPerSimd =
+                               pdevice->rad_info.family == CHIP_TONGA ||
+                               pdevice->rad_info.family == CHIP_ICELAND ||
+                               pdevice->rad_info.family == CHIP_POLARIS10 ||
+                               pdevice->rad_info.family == CHIP_POLARIS11 ||
+                               pdevice->rad_info.family == CHIP_POLARIS12 ? 8 
: 10;
+                       properties->wavefrontSize = 64;
+
+                       /* SGPR. */
+                       properties->sgprsPerSimd =
+                               radv_get_num_physical_sgprs(pdevice);
+                       properties->minSgprAllocation =
+                               pdevice->rad_info.chip_class >= VI ? 16 : 8;
+                       properties->maxSgprAllocation =
+                               pdevice->rad_info.family == CHIP_TONGA ||
+                               pdevice->rad_info.family == CHIP_ICELAND ? 96 : 
104;
+                       properties->sgprAllocationGranularity =
+                               pdevice->rad_info.chip_class >= VI ? 16 : 8;
+
+                       /* VGPR. */
+                       properties->vgprsPerSimd = RADV_NUM_PHYSICAL_VGPRS;
+                       properties->minVgprAllocation = 4;
+                       properties->maxVgprAllocation = 256;
+                       properties->vgprAllocationGranularity = 4;
+                       break;
+               }
                default:
                        break;
                }
diff --git a/src/amd/vulkan/radv_extensions.py 
b/src/amd/vulkan/radv_extensions.py
index bc63a34896..a25db637e2 100644
--- a/src/amd/vulkan/radv_extensions.py
+++ b/src/amd/vulkan/radv_extensions.py
@@ -96,6 +96,7 @@ EXTENSIONS = [
     Extension('VK_AMD_draw_indirect_count',               1, True),
     Extension('VK_AMD_gcn_shader',                        1, True),
     Extension('VK_AMD_rasterization_order',               1, 
'device->has_out_of_order_rast'),
+    Extension('VK_AMD_shader_core_properties',            1, True),
     Extension('VK_AMD_shader_info',                       1, True),
     Extension('VK_AMD_shader_trinary_minmax',             1, True),
 ]
-- 
2.17.0

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