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-rw-r--r--drivers/gpu/drm/ttm/ttm_bo.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index fae5c158351..1fbb2eea5e8 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -185,6 +185,7 @@ int ttm_bo_wait_unreserved(struct ttm_buffer_object *bo, bool interruptible)
}
return 0;
}
+EXPORT_SYMBOL(ttm_bo_wait_unreserved);
static void ttm_bo_add_to_lru(struct ttm_buffer_object *bo)
{
@@ -946,6 +947,7 @@ int ttm_bo_wait_cpu(struct ttm_buffer_object *bo, bool no_wait)
return wait_event_interruptible(bo->event_queue,
atomic_read(&bo->cpu_writers) == 0);
}
+EXPORT_SYMBOL(ttm_bo_wait_cpu);
int ttm_bo_move_buffer(struct ttm_buffer_object *bo,
struct ttm_placement *placement,
@@ -1727,12 +1729,14 @@ int ttm_bo_synccpu_write_grab(struct ttm_buffer_object *bo, bool no_wait)
ttm_bo_unreserve(bo);
return ret;
}
+EXPORT_SYMBOL(ttm_bo_synccpu_write_grab);
void ttm_bo_synccpu_write_release(struct ttm_buffer_object *bo)
{
if (atomic_dec_and_test(&bo->cpu_writers))
wake_up_all(&bo->event_queue);
}
+EXPORT_SYMBOL(ttm_bo_synccpu_write_release);
/**
* A buffer object shrink method that tries to swap out the first