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vulkan: check coopmat2 features before reporting support (#24186)

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This commit is contained in:
Ruben Ortlam
2026-06-06 09:11:35 +02:00
committed by GitHub
parent 5343f4502a
commit 5a69c97439
1 changed files with 22 additions and 0 deletions
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ggml/src/ggml-vulkan/ggml-vulkan.cpp
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@@ -6349,6 +6349,15 @@ static void ggml_vk_print_gpu_info(size_t idx) {
}
#endif
#if defined(VK_NV_cooperative_matrix2)
VkPhysicalDeviceCooperativeMatrix2FeaturesNV coopmat2_features {};
coopmat2_features.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_COOPERATIVE_MATRIX_2_FEATURES_NV;
if (coopmat2_support) {
last_struct->pNext = (VkBaseOutStructure *)&coopmat2_features;
last_struct = (VkBaseOutStructure *)&coopmat2_features;
}
#endif
VkPhysicalDeviceCooperativeMatrixDecodeVectorFeaturesNV coopmat2_decode_vector_features {};
coopmat2_decode_vector_features.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_COOPERATIVE_MATRIX_DECODE_VECTOR_FEATURES_NV;
if (coopmat2_decode_vector_support) {
@@ -6380,6 +6389,19 @@ static void ggml_vk_print_gpu_info(size_t idx) {
#endif
&& ggml_vk_khr_cooperative_matrix_support(props2.properties, driver_props, device_architecture);
#if defined(VK_NV_cooperative_matrix2) && defined(GGML_VULKAN_COOPMAT2_GLSLC_SUPPORT)
coopmat2_support = coopmat2_support &&
coopmat2_features.cooperativeMatrixWorkgroupScope &&
coopmat2_features.cooperativeMatrixFlexibleDimensions &&
coopmat2_features.cooperativeMatrixReductions &&
coopmat2_features.cooperativeMatrixConversions &&
coopmat2_features.cooperativeMatrixPerElementOperations &&
coopmat2_features.cooperativeMatrixTensorAddressing &&
coopmat2_features.cooperativeMatrixBlockLoads;
#else
coopmat2_support = false;
#endif
coopmat2_decode_vector_support = coopmat2_decode_vector_support && coopmat2_decode_vector_features.cooperativeMatrixDecodeVector;
#if !defined(GGML_VULKAN_COOPMAT2_DECODE_VECTOR_GLSLC_SUPPORT)
coopmat2_decode_vector_support = false;