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drm/radeon/kms: add support for new fault callback V7

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This add the support for the new fault callback and also the
infrastructure for supporting unmappable VRAM.

V2 validate BO with no_wait = true
V3 don't derefence bo->mem.mm_node as it's not NULL only for
   VRAM or GTT
V4 update to splitted no_wait ttm change
V5 update to new balanced io_mem_reserve/free change
V6 callback is responsible for iomapping memory
V7 move back iomapping to ttm

Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Jerome Glisse
2010-04-09 14:39:24 +02:00
committed by Dave Airlie
parent 82c5da6bf8
commit 0a2d50e3a8
3 changed files with 72 additions and 7 deletions
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2
drivers/gpu/drm/radeon/radeon_object.h
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@@ -168,6 +168,6 @@ extern int radeon_bo_check_tiling(struct radeon_bo *bo, bool has_moved,
bool force_drop);
extern void radeon_bo_move_notify(struct ttm_buffer_object *bo,
struct ttm_mem_reg *mem);
extern void radeon_bo_fault_reserve_notify(struct ttm_buffer_object *bo);
extern int radeon_bo_fault_reserve_notify(struct ttm_buffer_object *bo);
extern int radeon_bo_get_surface_reg(struct radeon_bo *bo);
#endif