drm/amdgpu: Implement VRAM wipe on release

[linux-2.6-microblaze.git] / drivers / gpu / drm / amd / amdgpu / amdgpu_ttm.h

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
index caa76c6..bccb8c4 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
@@ -38,6 +38,8 @@
 #define AMDGPU_GTT_MAX_TRANSFER_SIZE   512
 #define AMDGPU_GTT_NUM_TRANSFER_WINDOWS        2
 
+#define AMDGPU_POISON  0xd0bed0be
+
 struct amdgpu_mman {
        struct ttm_bo_device            bdev;
        bool                            mem_global_referenced;