/*
* Copyright © 2016 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 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 COPYRIGHT HOLDER ( S ) OR AUTHOR ( S ) 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 .
*/
/*
* This header file contains mode setting related functions and definitions
* which are only used within the drm kms helper module as internal
* implementation details and are not exported to drivers .
*/
#ifndef __DRM_CRTC_HELPER_INTERNAL_H__
#define __DRM_CRTC_HELPER_INTERNAL_H__
enum drm_mode_status;
struct drm_connector;
struct drm_crtc;
struct drm_display_mode;
struct drm_encoder;
struct drm_modeset_acquire_ctx;
/* drm_probe_helper.c */
enum drm_mode_status drm_crtc_mode_valid(struct drm_crtc *crtc,
const struct drm_display_mode *mode);
enum drm_mode_status drm_encoder_mode_valid(struct drm_encoder *encoder,
const struct drm_display_mode *mode);
int
drm_connector_mode_valid(struct drm_connector *connector,
const struct drm_display_mode *mode,
struct drm_modeset_acquire_ctx *ctx,
enum drm_mode_status *status);
struct drm_encoder *
drm_connector_get_single_encoder(struct drm_connector *connector);
#endif /* __DRM_CRTC_HELPER_INTERNAL_H__ */
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