From 738edc0adb388f75aec67011f6e8f225b9f29783 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Tue, 8 Sep 2020 06:46:21 +1000 Subject: [PATCH] drm/ttm/agp: export bind/unbind/destroy for drivers to use. MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Reviewed-by: Christian König Reviewed-by: Ben Skeggs Signed-off-by: Dave Airlie Link: https://patchwork.freedesktop.org/patch/msgid/20200907204630.1406528-5-airlied@gmail.com --- 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 934a694..fbf98cd 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 6bda88f..5a34f16 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 -- 2.7.4