[PATCH 06/23] drm/ttm/agp: export bind/unbind/destroy for drivers to use.

[Dave Airlie <airlied@xxxxxxxxx>]

From: Dave Airlie <airlied@xxxxxxxxxx>

Signed-off-by: Dave Airlie <airlied@xxxxxxxxxx>
---
 drivers/gpu/drm/ttm/ttm_agp_backend.c | 15 +++++++++------
 include/drm/ttm/ttm_tt.h              |  6 ++++++
 2 files changed, 15 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/ttm/ttm_agp_backend.c b/drivers/gpu/drm/ttm/ttm_agp_backend.c
index 934a69491547..fbf98cd1a3e5 100644
--- a/drivers/gpu/drm/ttm/ttm_agp_backend.c
+++ b/drivers/gpu/drm/ttm/ttm_agp_backend.c
@@ -48,8 +48,8 @@ struct ttm_agp_backend {
 	struct agp_bridge_data *bridge;
 };
 
-static int ttm_agp_bind(struct ttm_bo_device *bdev,
-			struct ttm_tt *ttm, struct ttm_resource *bo_mem)
+int ttm_agp_bind(struct ttm_bo_device *bdev,
+		 struct ttm_tt *ttm, struct ttm_resource *bo_mem)
 {
 	struct ttm_agp_backend *agp_be = container_of(ttm, struct ttm_agp_backend, ttm);
 	struct page *dummy_read_page = ttm_bo_glob.dummy_read_page;
@@ -82,9 +82,10 @@ static int ttm_agp_bind(struct ttm_bo_device *bdev,
 
 	return ret;
 }
+EXPORT_SYMBOL(ttm_agp_bind);
 
-static void ttm_agp_unbind(struct ttm_bo_device *bdev,
-			   struct ttm_tt *ttm)
+void ttm_agp_unbind(struct ttm_bo_device *bdev,
+		    struct ttm_tt *ttm)
 {
 	struct ttm_agp_backend *agp_be = container_of(ttm, struct ttm_agp_backend, ttm);
 
@@ -97,9 +98,10 @@ static void ttm_agp_unbind(struct ttm_bo_device *bdev,
 		agp_be->mem = NULL;
 	}
 }
+EXPORT_SYMBOL(ttm_agp_unbind);
 
-static void ttm_agp_destroy(struct ttm_bo_device *bdev,
-			    struct ttm_tt *ttm)
+void ttm_agp_destroy(struct ttm_bo_device *bdev,
+		     struct ttm_tt *ttm)
 {
 	struct ttm_agp_backend *agp_be = container_of(ttm, struct ttm_agp_backend, ttm);
 
@@ -108,6 +110,7 @@ static void ttm_agp_destroy(struct ttm_bo_device *bdev,
 	ttm_tt_fini(ttm);
 	kfree(agp_be);
 }
+EXPORT_SYMBOL(ttm_agp_destroy);
 
 static struct ttm_backend_func ttm_agp_func = {
 	.bind = ttm_agp_bind,
diff --git a/include/drm/ttm/ttm_tt.h b/include/drm/ttm/ttm_tt.h
index 6bda88f8da46..5a34f1640865 100644
--- a/include/drm/ttm/ttm_tt.h
+++ b/include/drm/ttm/ttm_tt.h
@@ -266,6 +266,12 @@ struct ttm_tt *ttm_agp_tt_create(struct ttm_buffer_object *bo,
 				 uint32_t page_flags);
 int ttm_agp_tt_populate(struct ttm_bo_device *bdev, struct ttm_tt *ttm, struct ttm_operation_ctx *ctx);
 void ttm_agp_tt_unpopulate(struct ttm_bo_device *bdev, struct ttm_tt *ttm);
+int ttm_agp_bind(struct ttm_bo_device *bdev,
+		 struct ttm_tt *ttm, struct ttm_resource *bo_mem);
+void ttm_agp_unbind(struct ttm_bo_device *bdev,
+		    struct ttm_tt *ttm);
+void ttm_agp_destroy(struct ttm_bo_device *bdev,
+		     struct ttm_tt *ttm);
 #endif
 
 #endif
-- 
2.27.0

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