From c2708afbc7e91da54183c72d5e8c89a452356073 Mon Sep 17 00:00:00 2001 From: Zan Dobersek Date: Tue, 14 Apr 2026 15:09:18 +0200 Subject: [PATCH] tu: only support userspace-managed perfcounters on a7xx and earlier Future kernel API for perfcounter management will likely be required for a8xx and onwards. For a7xx and earlier, cmdstream-based selector and counter register management is still supported. Cc: mesa-stable Signed-off-by: Zan Dobersek Part-of: --- src/freedreno/vulkan/tu_device.cc | 3 +++ 1 file changed, 3 insertions(+) diff --git a/src/freedreno/vulkan/tu_device.cc b/src/freedreno/vulkan/tu_device.cc index 7ac080b6dca..018fb291860 100644 --- a/src/freedreno/vulkan/tu_device.cc +++ b/src/freedreno/vulkan/tu_device.cc @@ -1778,6 +1778,9 @@ tu_physical_device_init(struct tu_physical_device *device, device->vk.pipeline_cache_import_ops = cache_import_ops; + /* gen8 and onwards must use kernel UAPI for perfcntr management */ + device->is_perf_cntr_selectable &= (device->info->chip <= 7); + return VK_SUCCESS; fail_free_name: