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- /*
- * Copyright (C) 2011-2013 Intel Corporation
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
- #ifndef DRM_PLANE_HELPER_H
- #define DRM_PLANE_HELPER_H
- #include <drm/drm_rect.h>
- #include <drm/drm_crtc.h>
- #include <drm/drm_modeset_helper_vtables.h>
- #include <drm/drm_modeset_helper.h>
- /*
- * Drivers that don't allow primary plane scaling may pass this macro in place
- * of the min/max scale parameters of the update checker function.
- *
- * Due to src being in 16.16 fixed point and dest being in integer pixels,
- * 1<<16 represents no scaling.
- */
- #define DRM_PLANE_HELPER_NO_SCALING (1<<16)
- void drm_primary_helper_destroy(struct drm_plane *plane);
- extern const struct drm_plane_funcs drm_primary_helper_funcs;
- #endif
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