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-rw-r--r--include/drm/ttm/ttm_bo_driver.h28
1 files changed, 28 insertions, 0 deletions
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index b266971c1974..68d6069572aa 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -40,6 +40,7 @@
#include <drm/ttm/ttm_device.h>
#include "ttm_bo_api.h"
+#include "ttm_kmap_iter.h"
#include "ttm_placement.h"
#include "ttm_tt.h"
#include "ttm_pool.h"
@@ -271,6 +272,23 @@ int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo,
struct ttm_resource *new_mem);
/**
+ * ttm_bo_move_accel_cleanup.
+ *
+ * @bo: A pointer to a struct ttm_buffer_object.
+ * @new_mem: struct ttm_resource indicating where to move.
+ *
+ * Special case of ttm_bo_move_accel_cleanup where the bo is guaranteed
+ * by the caller to be idle. Typically used after memcpy buffer moves.
+ */
+static inline void ttm_bo_move_sync_cleanup(struct ttm_buffer_object *bo,
+ struct ttm_resource *new_mem)
+{
+ int ret = ttm_bo_move_accel_cleanup(bo, NULL, true, false, new_mem);
+
+ WARN_ON(ret);
+}
+
+/**
* ttm_bo_pipeline_gutting.
*
* @bo: A pointer to a struct ttm_buffer_object.
@@ -304,4 +322,14 @@ int ttm_bo_tt_bind(struct ttm_buffer_object *bo, struct ttm_resource *mem);
*/
void ttm_bo_tt_destroy(struct ttm_buffer_object *bo);
+void ttm_move_memcpy(struct ttm_buffer_object *bo,
+ u32 num_pages,
+ struct ttm_kmap_iter *dst_iter,
+ struct ttm_kmap_iter *src_iter);
+
+struct ttm_kmap_iter *
+ttm_kmap_iter_iomap_init(struct ttm_kmap_iter_iomap *iter_io,
+ struct io_mapping *iomap,
+ struct sg_table *st,
+ resource_size_t start);
#endif