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cb2025d2 LP |
1 | /* |
2 | * rcar_du_group.c -- R-Car Display Unit Planes and CRTCs Group | |
3 | * | |
4 | * Copyright (C) 2013 Renesas Corporation | |
5 | * | |
6 | * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | */ | |
13 | ||
14 | #ifndef __RCAR_DU_GROUP_H__ | |
15 | #define __RCAR_DU_GROUP_H__ | |
16 | ||
17 | #include "rcar_du_plane.h" | |
18 | ||
19 | struct rcar_du_device; | |
20 | ||
21 | /* | |
22 | * struct rcar_du_group - CRTCs and planes group | |
23 | * @dev: the DU device | |
24 | * @mmio_offset: registers offset in the device memory map | |
25 | * @index: group index | |
26 | * @use_count: number of users of the group (rcar_du_group_(get|put)) | |
27 | * @used_crtcs: number of CRTCs currently in use | |
28 | * @planes: planes handled by the group | |
29 | */ | |
30 | struct rcar_du_group { | |
31 | struct rcar_du_device *dev; | |
32 | unsigned int mmio_offset; | |
33 | unsigned int index; | |
34 | ||
35 | unsigned int use_count; | |
36 | unsigned int used_crtcs; | |
37 | ||
38 | struct rcar_du_planes planes; | |
39 | }; | |
40 | ||
a5f0ef59 LP |
41 | u32 rcar_du_group_read(struct rcar_du_group *rgrp, u32 reg); |
42 | void rcar_du_group_write(struct rcar_du_group *rgrp, u32 reg, u32 data); | |
43 | ||
cb2025d2 LP |
44 | int rcar_du_group_get(struct rcar_du_group *rgrp); |
45 | void rcar_du_group_put(struct rcar_du_group *rgrp); | |
46 | void rcar_du_group_start_stop(struct rcar_du_group *rgrp, bool start); | |
47 | void rcar_du_group_restart(struct rcar_du_group *rgrp); | |
2fd22dba | 48 | void rcar_du_group_set_routing(struct rcar_du_group *rgrp); |
cb2025d2 LP |
49 | |
50 | #endif /* __RCAR_DU_GROUP_H__ */ |