From fd2fa0fbc93792bd9c588c61b1ba37fe05893bba Mon Sep 17 00:00:00 2001
From: Valentine Burley <valentine.burley@gmail.com>
Date: Wed, 22 Oct 2025 16:37:49 +0200
Subject: [PATCH] tu: Fix maxVariableDescriptorCount with inline uniform blocks

It must not be larger than maxInlineUniformBlockSize.

Fixes VKCTS 1.4.4.0's
dEQP-VK.api.maintenance3_check.support_count_inline_uniform_block*.

Cc: mesa-stable

Signed-off-by: Valentine Burley <valentine.burley@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/38002>
---
 src/freedreno/vulkan/tu_descriptor_set.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/freedreno/vulkan/tu_descriptor_set.cc b/src/freedreno/vulkan/tu_descriptor_set.cc
index ebd7e323e1b..abe040d04ed 100644
--- a/src/freedreno/vulkan/tu_descriptor_set.cc
+++ b/src/freedreno/vulkan/tu_descriptor_set.cc
@@ -377,7 +377,7 @@ tu_GetDescriptorSetLayoutSupport(
       uint64_t max_count = MAX_SET_SIZE;
       unsigned descriptor_count = binding->descriptorCount;
       if (binding->descriptorType == VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK) {
-         max_count = MAX_SET_SIZE - size;
+         max_count = MAX_INLINE_UBO_RANGE - size;
          descriptor_count = descriptor_sz;
          descriptor_sz = 1;
       } else if (descriptor_sz) {