[Mesa-dev] [PATCH 4/4] radv: implement VK_AMD_shader_core_properties
Samuel Pitoiset
samuel.pitoiset at gmail.com
Fri Apr 6 12:28:30 UTC 2018
Simple extension that only returns information for AMD hw.
Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
---
src/amd/vulkan/radv_device.c | 71 +++++++++++++++++++++++++++++++++++++++
src/amd/vulkan/radv_extensions.py | 1 +
2 files changed, 72 insertions(+)
diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c
index 41f8242754..fba0b5c586 100644
--- a/src/amd/vulkan/radv_device.c
+++ b/src/amd/vulkan/radv_device.c
@@ -888,6 +888,39 @@ void radv_GetPhysicalDeviceProperties(
memcpy(pProperties->pipelineCacheUUID, pdevice->cache_uuid, VK_UUID_SIZE);
}
+static uint32_t
+radv_get_max_cu_per_sh(struct radv_physical_device *device)
+{
+ /* This should be queried from the KMD, like the number of SEs. */
+ switch (device->rad_info.family) {
+ case CHIP_TAHITI:
+ return 8;
+ case CHIP_HAINAN:
+ return 5;
+ case CHIP_BONAIRE:
+ return 7;
+ case CHIP_HAWAII:
+ return 11;
+ case CHIP_ICELAND:
+ return 6;
+ case CHIP_CARRIZO:
+ return 8;
+ case CHIP_TONGA:
+ return 8;
+ case CHIP_FIJI:
+ return 16;
+ case CHIP_STONEY:
+ return 3;
+ case CHIP_VEGA10:
+ return 16;
+ case CHIP_RAVEN:
+ return 11;
+ default:
+ fprintf(stderr, "Number of CUs per SH unknown!\n");
+ return 0;
+ }
+}
+
void radv_GetPhysicalDeviceProperties2(
VkPhysicalDevice physicalDevice,
VkPhysicalDeviceProperties2KHR *pProperties)
@@ -961,6 +994,44 @@ 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 =
+ radv_get_max_cu_per_sh(pdevice);
+ 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),
]
--
2.16.3
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