From 6c48fa46f67b8bb7c8235d94bbe79b924a87d27e Mon Sep 17 00:00:00 2001 From: Ruben Ortlam Date: Sun, 15 Mar 2026 18:07:19 +0100 Subject: [PATCH] vulkan: avoid graphics queue on non-RADV AMD drivers --- ggml/src/ggml-vulkan/ggml-vulkan.cpp | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/ggml/src/ggml-vulkan/ggml-vulkan.cpp b/ggml/src/ggml-vulkan/ggml-vulkan.cpp index 7092361d2e..2d5f95ea3e 100644 --- a/ggml/src/ggml-vulkan/ggml-vulkan.cpp +++ b/ggml/src/ggml-vulkan/ggml-vulkan.cpp @@ -4981,8 +4981,8 @@ static vk_device ggml_vk_get_device(size_t idx) { std::vector queue_family_props = device->physical_device.getQueueFamilyProperties(); // Try to find a non-graphics compute queue and transfer-focused queues - // On AMD, the graphics queue seems to be faster, so don't avoid it - const vk::QueueFlagBits graphics_flag = device->vendor_id == VK_VENDOR_ID_AMD ? (vk::QueueFlagBits)0 : vk::QueueFlagBits::eGraphics; + // On AMD GPUs with RADV driver, the graphics queue seems to be faster, so don't avoid it + const vk::QueueFlagBits graphics_flag = (device->vendor_id == VK_VENDOR_ID_AMD && device->driver_id == vk::DriverId::eMesaRadv) ? (vk::QueueFlagBits)0 : vk::QueueFlagBits::eGraphics; const uint32_t compute_queue_family_index = ggml_vk_find_queue_family_index(queue_family_props, vk::QueueFlagBits::eCompute, graphics_flag, -1, 1); const uint32_t transfer_queue_family_index = ggml_vk_find_queue_family_index(queue_family_props, vk::QueueFlagBits::eTransfer, vk::QueueFlagBits::eCompute | graphics_flag, compute_queue_family_index, 1);