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Vulkan: Add VK_AMD_shader_core_properties2 support to read Compute Unit count for split_k logic

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0cc4m 2024-12-03 20:23:06 +00:00
parent 56c67df5fd
commit 13a068e261
1 changed files with 12 additions and 0 deletions
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12
ggml/src/ggml-vulkan/ggml-vulkan.cpp
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@ -1974,6 +1974,7 @@ static vk_device ggml_vk_get_device(size_t idx) {
bool fp16_compute = false;
bool maintenance4_support = false;
bool sm_builtins = false;
bool amd_shader_core_properties2 = false;
bool pipeline_robustness = false;
bool coopmat2_support = false;
device->coopmat_support = false;
@ -1988,6 +1989,8 @@ static vk_device ggml_vk_get_device(size_t idx) {
fp16_compute = true;
} else if (strcmp("VK_NV_shader_sm_builtins", properties.extensionName) == 0) {
sm_builtins = true;
} else if (strcmp("VK_AMD_shader_core_properties2", properties.extensionName) == 0) {
amd_shader_core_properties2 = true;
} else if (strcmp("VK_EXT_pipeline_robustness", properties.extensionName) == 0) {
pipeline_robustness = true;
} else if (strcmp("VK_KHR_cooperative_matrix", properties.extensionName) == 0) {
@ -2006,6 +2009,7 @@ static vk_device ggml_vk_get_device(size_t idx) {
vk::PhysicalDeviceMaintenance4Properties props4;
vk::PhysicalDeviceSubgroupProperties subgroup_props;
vk::PhysicalDeviceShaderSMBuiltinsPropertiesNV sm_props;
vk::PhysicalDeviceShaderCoreProperties2AMD amd_shader_core_properties2_props;
props2.pNext = &props3;
props3.pNext = &subgroup_props;
@ -2019,6 +2023,10 @@ static vk_device ggml_vk_get_device(size_t idx) {
last_struct->pNext = (VkBaseOutStructure *)&sm_props;
last_struct = (VkBaseOutStructure *)&sm_props;
}
if (amd_shader_core_properties2) {
last_struct->pNext = (VkBaseOutStructure *)&amd_shader_core_properties2_props;
last_struct = (VkBaseOutStructure *)&amd_shader_core_properties2_props;
}
#if defined(VK_NV_cooperative_matrix2)
vk::PhysicalDeviceCooperativeMatrix2PropertiesNV coopmat2_props;
@ -2046,6 +2054,8 @@ static vk_device ggml_vk_get_device(size_t idx) {
device->uma = device->properties.deviceType == vk::PhysicalDeviceType::eIntegratedGpu;
if (sm_builtins) {
device->shader_core_count = sm_props.shaderSMCount;
} else if (amd_shader_core_properties2) {
device->shader_core_count = amd_shader_core_properties2_props.activeComputeUnitCount;
} else {
device->shader_core_count = 0;
}
@ -2314,6 +2324,7 @@ static vk_device ggml_vk_get_device(size_t idx) {
// Shaders
// Disable matmul tile sizes early if performance low or not supported
switch (device->vendor_id) {
#ifndef GGML_VULKAN_RUN_TESTS
case VK_VENDOR_ID_AMD:
case VK_VENDOR_ID_INTEL:
device->mul_mat_l = false;
@ -2331,6 +2342,7 @@ static vk_device ggml_vk_get_device(size_t idx) {
device->mul_mat_id_m = true;
device->mul_mat_id_s = false;
break;
#endif
default:
device->mul_mat_l = true;
device->mul_mat_m = true;