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47094194f0
The crtc and enabled fields duplicates information stored in the plane state. Use the plane state instead and remove the fields. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
72 lines
1.8 KiB
C
72 lines
1.8 KiB
C
/*
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* rcar_du_plane.h -- R-Car Display Unit Planes
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*
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* Copyright (C) 2013-2014 Renesas Electronics Corporation
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*
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* Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef __RCAR_DU_PLANE_H__
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#define __RCAR_DU_PLANE_H__
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#include <linux/mutex.h>
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#include <drm/drmP.h>
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#include <drm/drm_crtc.h>
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struct rcar_du_format_info;
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struct rcar_du_group;
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/* The RCAR DU has 8 hardware planes, shared between primary and overlay planes.
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* As using overlay planes requires at least one of the CRTCs being enabled, no
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* more than 7 overlay planes can be available. We thus create 1 primary plane
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* per CRTC and 7 overlay planes, for a total of up to 9 KMS planes.
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*/
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#define RCAR_DU_NUM_KMS_PLANES 9
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#define RCAR_DU_NUM_HW_PLANES 8
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struct rcar_du_plane {
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struct drm_plane plane;
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struct rcar_du_group *group;
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int hwindex; /* 0-based, -1 means unused */
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const struct rcar_du_format_info *format;
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};
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struct rcar_du_planes {
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struct rcar_du_plane planes[RCAR_DU_NUM_KMS_PLANES];
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unsigned int free;
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struct mutex lock;
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struct drm_property *alpha;
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struct drm_property *colorkey;
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struct drm_property *zpos;
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};
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struct rcar_du_plane_state {
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struct drm_plane_state state;
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unsigned int alpha;
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unsigned int colorkey;
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unsigned int zpos;
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};
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static inline struct rcar_du_plane_state *
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to_rcar_du_plane_state(struct drm_plane_state *state)
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{
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return container_of(state, struct rcar_du_plane_state, state);
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}
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int rcar_du_planes_init(struct rcar_du_group *rgrp);
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void rcar_du_plane_setup(struct rcar_du_plane *plane);
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#endif /* __RCAR_DU_PLANE_H__ */
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