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      1  1.6  riastrad /*	$NetBSD: drm_writeback.h,v 1.6 2021/12/19 10:46:03 riastradh Exp $	*/
      2  1.1  riastrad 
      3  1.1  riastrad /*-
      4  1.1  riastrad  * Copyright (c) 2018 The NetBSD Foundation, Inc.
      5  1.1  riastrad  * All rights reserved.
      6  1.1  riastrad  *
      7  1.1  riastrad  * This code is derived from software contributed to The NetBSD Foundation
      8  1.1  riastrad  * by Taylor R. Campbell.
      9  1.1  riastrad  *
     10  1.1  riastrad  * Redistribution and use in source and binary forms, with or without
     11  1.1  riastrad  * modification, are permitted provided that the following conditions
     12  1.1  riastrad  * are met:
     13  1.1  riastrad  * 1. Redistributions of source code must retain the above copyright
     14  1.1  riastrad  *    notice, this list of conditions and the following disclaimer.
     15  1.1  riastrad  * 2. Redistributions in binary form must reproduce the above copyright
     16  1.1  riastrad  *    notice, this list of conditions and the following disclaimer in the
     17  1.1  riastrad  *    documentation and/or other materials provided with the distribution.
     18  1.1  riastrad  *
     19  1.1  riastrad  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  1.1  riastrad  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  1.1  riastrad  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  1.1  riastrad  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  1.1  riastrad  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  1.1  riastrad  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  1.1  riastrad  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  1.1  riastrad  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  1.1  riastrad  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  1.1  riastrad  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  1.1  riastrad  * POSSIBILITY OF SUCH DAMAGE.
     30  1.1  riastrad  */
     31  1.1  riastrad 
     32  1.1  riastrad #ifndef	_DRM_DRM_WRITEBACK_H_
     33  1.1  riastrad #define	_DRM_DRM_WRITEBACK_H_
     34  1.1  riastrad 
     35  1.6  riastrad #include <drm/drm_connector.h>
     36  1.6  riastrad 
     37  1.1  riastrad struct dma_fence;
     38  1.2  riastrad struct drm_connector;
     39  1.6  riastrad struct drm_connector_state;
     40  1.1  riastrad struct drm_framebuffer;
     41  1.2  riastrad struct drm_writeback_connector;
     42  1.1  riastrad 
     43  1.6  riastrad struct drm_writeback_connector {
     44  1.6  riastrad 	struct drm_connector	base;
     45  1.6  riastrad };
     46  1.6  riastrad 
     47  1.1  riastrad struct drm_writeback_job {
     48  1.1  riastrad 	struct drm_framebuffer	*fb;
     49  1.1  riastrad 	struct dma_fence	*out_fence;
     50  1.1  riastrad };
     51  1.1  riastrad 
     52  1.2  riastrad struct drm_writeback_connector *
     53  1.2  riastrad 	drm_connector_to_writeback(struct drm_connector *);
     54  1.2  riastrad struct dma_fence *
     55  1.2  riastrad 	drm_writeback_get_out_fence(struct drm_writeback_connector *);
     56  1.6  riastrad int	drm_writeback_prepare_job(struct drm_writeback_job *);
     57  1.6  riastrad void	drm_writeback_cleanup_job(struct drm_writeback_job *);
     58  1.6  riastrad int	drm_writeback_set_fb(struct drm_connector_state *,
     59  1.6  riastrad 	    struct drm_framebuffer *);
     60  1.5  riastrad 
     61  1.1  riastrad #endif	/* _DRM_DRM_WRITEBACK_H_ */
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