Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/anholt...

[pandora-kernel.git] / include / drm / ttm / ttm_bo_driver.h

diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 62ed733..a68829d 100644 (file)
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -121,6 +121,7 @@ struct ttm_backend {
 #define TTM_PAGE_FLAG_SWAPPED         (1 << 4)
 #define TTM_PAGE_FLAG_PERSISTANT_SWAP (1 << 5)
 #define TTM_PAGE_FLAG_ZERO_ALLOC      (1 << 6)
+#define TTM_PAGE_FLAG_DMA32           (1 << 7)
 
 enum ttm_caching_state {
        tt_uncached,
@@ -353,6 +354,14 @@ struct ttm_bo_driver {
        int (*sync_obj_flush) (void *sync_obj, void *sync_arg);
        void (*sync_obj_unref) (void **sync_obj);
        void *(*sync_obj_ref) (void *sync_obj);
+
+       /* hook to notify driver about a driver move so it
+        * can do tiling things */
+       void (*move_notify)(struct ttm_buffer_object *bo,
+                           struct ttm_mem_reg *new_mem);
+       /* notify the driver we are taking a fault on this BO
+        * and have reserved it */
+       void (*fault_reserve_notify)(struct ttm_buffer_object *bo);
 };
 
 #define TTM_NUM_MEM_TYPES 8
@@ -429,6 +438,8 @@ struct ttm_bo_device {
         */
 
        struct delayed_work wq;
+
+       bool need_dma32;
 };
 
 /**
@@ -648,7 +659,14 @@ extern int ttm_bo_device_release(struct ttm_bo_device *bdev);
 extern int ttm_bo_device_init(struct ttm_bo_device *bdev,
                              struct ttm_mem_global *mem_glob,
                              struct ttm_bo_driver *driver,
-                             uint64_t file_page_offset);
+                             uint64_t file_page_offset, bool need_dma32);
+
+/**
+ * ttm_bo_unmap_virtual
+ *
+ * @bo: tear down the virtual mappings for this BO
+ */
+extern void ttm_bo_unmap_virtual(struct ttm_buffer_object *bo);
 
 /**
  * ttm_bo_reserve: