From 6990439eb81af72e8c569a4a8a8a2e1a0b9b73ee Mon Sep 17 00:00:00 2001
From: Rebecca Mckeever <rebecca.mckeever@collabora.com>
Date: Fri, 9 Dec 2022 16:30:45 -0600
Subject: [PATCH] nouveau/codegen: Set lower_device_index_to_zero

This instructs NIR to lower DeviceIndex to zero, which is needed
for a no-op implementation of VK_KHR_device_group.

Signed-off-by: Rebecca Mckeever <rebecca.mckeever@collabora.com>
Reviewed-by: M Henning <drawoc@darkrefraction.com>
Reviewed-by: Karol Herbst <kherbst@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24327>
---
 src/nouveau/codegen/nv50_ir_from_nir.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/nouveau/codegen/nv50_ir_from_nir.cpp b/src/nouveau/codegen/nv50_ir_from_nir.cpp
index dbee1fd53fd..98af1a6a20d 100644
--- a/src/nouveau/codegen/nv50_ir_from_nir.cpp
+++ b/src/nouveau/codegen/nv50_ir_from_nir.cpp
@@ -3449,7 +3449,7 @@ nvir_nir_shader_compiler_options(int chipset, uint8_t shader_type)
    op.optimize_sample_mask_in = false;
    op.lower_cs_local_index_to_id = true;
    op.lower_cs_local_id_to_index = false;
-   op.lower_device_index_to_zero = false; // TODO
+   op.lower_device_index_to_zero = true;
    op.lower_wpos_pntc = false; // TODO
    op.lower_hadd = true; // TODO
    op.lower_uadd_sat = true; // TODO