Make struct amdgpu_bo a bit smaller.
Signed-off-by: Christian König <[email protected]>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 2 ++
drivers/gpu/drm/amd/amdgpu/amdgpu_object.h | 3 ++-
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 45367df96855..500121ad513c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -216,6 +216,8 @@ void amdgpu_bo_placement_from_domain(struct amdgpu_bo *abo,
u32 domain)
c++;
}
+ BUG_ON(c >= AMDGPU_BO_MAX_PLACEMENTS);
+
placement->num_placement = c;
placement->placement = places;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
index 345fcd176992..18945dd6982d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
@@ -32,6 +32,7 @@
#include "amdgpu.h"
#define AMDGPU_BO_INVALID_OFFSET LONG_MAX
+#define AMDGPU_BO_MAX_PLACEMENTS 3
struct amdgpu_bo_param {
unsigned long size;
@@ -77,7 +78,7 @@ struct amdgpu_bo {
/* Protected by tbo.reserved */
u32 preferred_domains;
u32 allowed_domains;
- struct ttm_place placements[AMDGPU_GEM_DOMAIN_MAX + 1];
+ struct ttm_place placements[AMDGPU_BO_MAX_PLACEMENTS];
struct ttm_placement placement;
struct ttm_buffer_object tbo;
struct ttm_bo_kmap_obj kmap;
--
2.14.1
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