ggml-org/llama.cpp b8391

on GitHub

vulkan: allow graphics queue only through env var (#20599)

• vulkan: avoid graphics queue on non-RADV AMD drivers

• avoid graphics queues on small GPUs

• change to only use graphics queue if overridden with env var GGML_VK_ALLOW_GRAPHICS_QUEUE

• reenable transfer queue if graphics queue is not used