drm/vmwgfx: Hook up guest-backed surfaces
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
index 6cd1560..b40978f 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
@@ -593,7 +593,8 @@
}
int vmw_user_dmabuf_reference(struct ttm_object_file *tfile,
- struct vmw_dma_buffer *dma_buf)
+ struct vmw_dma_buffer *dma_buf,
+ uint32_t *handle)
{
struct vmw_user_dma_buffer *user_bo;
@@ -601,6 +602,8 @@
return -EINVAL;
user_bo = container_of(dma_buf, struct vmw_user_dma_buffer, dma);
+
+ *handle = user_bo->prime.base.hash.key;
return ttm_ref_object_add(tfile, &user_bo->prime.base,
TTM_REF_USAGE, NULL);
}