From fef51ebceabb64256f80aa046723118f57ab4594 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Marek=20Ol=C5=A1=C3=A1k?= <marek.olsak@amd.com>
Date: Tue, 5 Dec 2017 13:32:33 +0100
Subject: [PATCH] winsys/amdgpu: make IBs use read-only memory
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Tested-by: Dieter Nützel <Dieter@nuetzel-hh.de>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
---
 src/gallium/winsys/amdgpu/drm/amdgpu_cs.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/gallium/winsys/amdgpu/drm/amdgpu_cs.c b/src/gallium/winsys/amdgpu/drm/amdgpu_cs.c
index 089a358..63cd632 100644
--- a/src/gallium/winsys/amdgpu/drm/amdgpu_cs.c
+++ b/src/gallium/winsys/amdgpu/drm/amdgpu_cs.c
@@ -649,6 +649,7 @@ static bool amdgpu_ib_new_buffer(struct amdgpu_winsys *ws, struct amdgpu_ib *ib,
                                ws->info.gart_page_size,
                                RADEON_DOMAIN_GTT,
                                RADEON_FLAG_NO_INTERPROCESS_SHARING |
+                               RADEON_FLAG_READ_ONLY |
                                (ring_type == RING_GFX ||
                                 ring_type == RING_COMPUTE ||
                                 ring_type == RING_DMA ?
-- 
2.7.4