anv: don't allocate aux padded BOs with host pointers

We can't allocate additional space with host pointers anyway. These
are already allocated pieces of memory by the application.

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Fixes: 646a7c864d ("anv: re-introduce BO CCS allocations")
Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/10608
Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/27612>

src/intel/vulkan/anv_device.c

@@ -4104,7 +4104,8 @@ VkResult anv_AllocateMemory(
    if (device->info->has_aux_map)
       alloc_flags |= ANV_BO_ALLOC_AUX_TT_ALIGNED;
 
-   /* If the allocation is not dedicated, allocate additional CCS space.
+   /* If the allocation is not dedicated nor a host pointer, allocate
+    * additional CCS space.
     *
     * TODO: If we ever ship VK_EXT_descriptor_buffer (ahahah... :() we could
     * drop this flag in the descriptor buffer case as we don't need any
@@ -4113,7 +4114,9 @@ VkResult anv_AllocateMemory(
     * TODO: We could also create new memory types for allocations that don't
     * need any compression.
     */
-   if (device->physical->alloc_aux_tt_mem && dedicated_info == NULL)
+   if (device->physical->alloc_aux_tt_mem &&
+       dedicated_info == NULL &&
+       mem->vk.host_ptr == NULL)
       alloc_flags |= ANV_BO_ALLOC_AUX_CCS;
 
    /* TODO: Android, ChromeOS and other applications may need another way to