llama.cpp

669c13e0 - vulkan: Enable VK_KHR_cooperative_matrix extension for Intel Xe2 GPUs (#14001)

vulkan: Enable VK_KHR_cooperative_matrix extension for Intel Xe2 GPUs (#14001) * allowing B580 and U9-288V * experimenting code to detect Xe2 * allowing coopmat only for Xe2 GPUs * fixed comment wording * fixed comment wording * removed unnecessary driver check