From 2bd56391521512d857ae1dccfd5125b434a2051a Mon Sep 17 00:00:00 2001
From: Mel Henning <mhenning@darkrefraction.com>
Date: Wed, 6 Aug 2025 13:55:21 -0400
Subject: [PATCH] nvk: Disable non-graphics timestamp queries

We can support this in the future, but we don't implement it just yet.

Reviewed-by: Faith Ekstrand <faith.ekstrand@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/36651>
---
 src/nouveau/vulkan/nvk_physical_device.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/nouveau/vulkan/nvk_physical_device.c b/src/nouveau/vulkan/nvk_physical_device.c
index d5e4b31ed46..12eb0df4d84 100644
--- a/src/nouveau/vulkan/nvk_physical_device.c
+++ b/src/nouveau/vulkan/nvk_physical_device.c
@@ -1634,7 +1634,12 @@ nvk_GetPhysicalDeviceQueueFamilyProperties2(
       vk_outarray_append_typed(VkQueueFamilyProperties2, &out, p) {
          p->queueFamilyProperties.queueFlags = queue_family->queue_flags;
          p->queueFamilyProperties.queueCount = queue_family->queue_count;
-         p->queueFamilyProperties.timestampValidBits = 64;
+         if (queue_family->queue_flags & VK_QUEUE_GRAPHICS_BIT) {
+            p->queueFamilyProperties.timestampValidBits = 64;
+         } else {
+            /* TODO: Timestamps on non-graphics queues */
+            p->queueFamilyProperties.timestampValidBits = 0;
+         }
          p->queueFamilyProperties.minImageTransferGranularity =
             (VkExtent3D){1, 1, 1};