drm/ttm: use phys_addr_t for ttm_bus_placement

Fixes ttm on platforms like PPC460 where the CPU
is in 32-bit mode, but the physical addresses are
>32 bits.

Extracted from a patch by Hans Verkuil.

Tested-by: Julian Margetson <[email protected]>
Acked-by: Thomas Hellstrom <[email protected]>
Reviewed-by: Christian König <[email protected]>
Cc: Thomas Hellstrom <[email protected]>
Cc: Julian Margetson <[email protected]>
Cc: Hans Verkuil <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>

diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h
index afae2316bd434e0067f5007f4467c3b0e3f54bb9..055a08ddac02a4a5b1149470f7bd74a03b173096 100644 (file)
--- a/include/drm/ttm/ttm_bo_api.h
+++ b/include/drm/ttm/ttm_bo_api.h
@@ -92,7 +92,7 @@ struct ttm_placement {
  */
 struct ttm_bus_placement {
        void            *addr;
-       unsigned long   base;
+       phys_addr_t     base;
        unsigned long   size;
        unsigned long   offset;
        bool            is_iomem;