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path: root/drivers/gpu/drm/ttm/ttm_resource.c
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Diffstat (limited to 'drivers/gpu/drm/ttm/ttm_resource.c')
-rw-r--r--drivers/gpu/drm/ttm/ttm_resource.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_resource.c b/drivers/gpu/drm/ttm/ttm_resource.c
index fb14f7716cf8..4a66b851b67d 100644
--- a/drivers/gpu/drm/ttm/ttm_resource.c
+++ b/drivers/gpu/drm/ttm/ttm_resource.c
@@ -22,8 +22,9 @@
* Authors: Christian König
*/
-#include <linux/iosys-map.h>
+#include <linux/debugfs.h>
#include <linux/io-mapping.h>
+#include <linux/iosys-map.h>
#include <linux/scatterlist.h>
#include <drm/ttm/ttm_bo.h>
@@ -105,6 +106,7 @@ static void ttm_lru_bulk_move_add(struct ttm_lru_bulk_move *bulk,
pos->first = res;
pos->last = res;
} else {
+ WARN_ON(pos->first->bo->base.resv != res->bo->base.resv);
ttm_lru_bulk_move_pos_tail(pos, res);
}
}
@@ -295,11 +297,13 @@ bool ttm_resource_intersects(struct ttm_device *bdev,
*
* @res: the resource to check
* @placement: the placement to check against
+ * @evicting: true if the caller is doing evictions
*
* Returns true if the placement is compatible.
*/
bool ttm_resource_compatible(struct ttm_resource *res,
- struct ttm_placement *placement)
+ struct ttm_placement *placement,
+ bool evicting)
{
struct ttm_buffer_object *bo = res->bo;
struct ttm_device *bdev = bo->bdev;
@@ -315,14 +319,20 @@ bool ttm_resource_compatible(struct ttm_resource *res,
if (res->mem_type != place->mem_type)
continue;
+ if (place->flags & (evicting ? TTM_PL_FLAG_DESIRED :
+ TTM_PL_FLAG_FALLBACK))
+ continue;
+
+ if (place->flags & TTM_PL_FLAG_CONTIGUOUS &&
+ !(res->placement & TTM_PL_FLAG_CONTIGUOUS))
+ continue;
+
man = ttm_manager_type(bdev, res->mem_type);
if (man->func->compatible &&
!man->func->compatible(man, res, place, bo->base.size))
continue;
- if ((!(place->flags & TTM_PL_FLAG_CONTIGUOUS) ||
- (res->placement & TTM_PL_FLAG_CONTIGUOUS)))
- return true;
+ return true;
}
return false;
}