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vulkan: fix min subgroup 16 condition for mmid subgroup optimization (#15565)

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Ruben Ortlam 2025-08-25 17:56:59 +02:00 committed by GitHub
parent 886b97a5d6
commit 4d917cd4f6
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ggml/src/ggml-vulkan/ggml-vulkan.cpp
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@ -2183,7 +2183,7 @@ static void ggml_vk_load_shaders(vk_device& device) {
const uint32_t mul_mat_subgroup_size_32 = std::max(mul_mat_subgroup_size, 32u);
const bool subgroup_min_size_16 = (!device->subgroup_size_control && device->subgroup_size >= 16) ||
(device->subgroup_size_control && device->subgroup_min_size <= 16 && device->subgroup_max_size >= 16);
(device->subgroup_size_control && device->subgroup_max_size >= 16);
// mulmat
std::vector<uint32_t> l_warptile, m_warptile, s_warptile,