From fc2ee4d407ea1e30f675907acd1fc93b2c3e0243 Mon Sep 17 00:00:00 2001
From: Daivik Bhatia <dtgs1208@gmail.com>
Date: Thu, 25 Sep 2025 02:50:49 +0530
Subject: [PATCH] broadcom/compiler: support arithmetic subgroup operations

This adds support for subgroup reduce operations
and subgroup scan operations. We rely on nir lowering
to lower these.

Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/37836>
---
 src/broadcom/vulkan/v3dv_device.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/broadcom/vulkan/v3dv_device.c b/src/broadcom/vulkan/v3dv_device.c
index 00db14a085d..9bf54267ea8 100644
--- a/src/broadcom/vulkan/v3dv_device.c
+++ b/src/broadcom/vulkan/v3dv_device.c
@@ -872,7 +872,8 @@ get_device_properties(const struct v3dv_physical_device *device,
                       VK_SUBGROUP_FEATURE_SHUFFLE_BIT |
                       VK_SUBGROUP_FEATURE_SHUFFLE_RELATIVE_BIT |
                       VK_SUBGROUP_FEATURE_VOTE_BIT |
-                      VK_SUBGROUP_FEATURE_QUAD_BIT;
+                      VK_SUBGROUP_FEATURE_QUAD_BIT |
+                      VK_SUBGROUP_FEATURE_ARITHMETIC_BIT;
    }
 
    /* FIXME: this will probably require an in-depth review */