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/* $NetBSD: drm_writeback.h,v 1.6 2021/12/19 10:46:03 riastradh Exp $ */
/*-
* Copyright (c) 2018 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Taylor R. Campbell.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _DRM_DRM_WRITEBACK_H_
#define _DRM_DRM_WRITEBACK_H_
#include <drm/drm_connector.h>
struct dma_fence;
struct drm_connector;
struct drm_connector_state;
struct drm_framebuffer;
struct drm_writeback_connector;
struct drm_writeback_connector {
struct drm_connector base;
};
struct drm_writeback_job {
struct drm_framebuffer *fb;
struct dma_fence *out_fence;
};
struct drm_writeback_connector *
drm_connector_to_writeback(struct drm_connector *);
struct dma_fence *
drm_writeback_get_out_fence(struct drm_writeback_connector *);
int drm_writeback_prepare_job(struct drm_writeback_job *);
void drm_writeback_cleanup_job(struct drm_writeback_job *);
int drm_writeback_set_fb(struct drm_connector_state *,
struct drm_framebuffer *);
#endif /* _DRM_DRM_WRITEBACK_H_ */
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