From: Marek Olšák <marek.olsak@amd.com>
Date: Tue, 5 Dec 2017 12:32:33 +0000 (+0100)
Subject: winsys/amdgpu: make IBs use read-only memory
X-Git-Tag: upstream/18.1.0~3400
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=fef51ebceabb64256f80aa046723118f57ab4594;p=platform%2Fupstream%2Fmesa.git

winsys/amdgpu: make IBs use read-only memory

Tested-by: Dieter Nützel <Dieter@nuetzel-hh.de>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
---

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 ?