Commit | Line | Data |
---|---|---|
cb2025d2 LP |
1 | /* |
2 | * rcar_du_group.c -- R-Car Display Unit Planes and CRTCs Group | |
3 | * | |
36d50464 | 4 | * Copyright (C) 2013-2014 Renesas Electronics Corporation |
cb2025d2 LP |
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 | ||
5ee5a81d LP |
17 | #include <linux/mutex.h> |
18 | ||
cb2025d2 LP |
19 | #include "rcar_du_plane.h" |
20 | ||
21 | struct rcar_du_device; | |
22 | ||
23 | /* | |
24 | * struct rcar_du_group - CRTCs and planes group | |
25 | * @dev: the DU device | |
26 | * @mmio_offset: registers offset in the device memory map | |
27 | * @index: group index | |
fe6fbe9a | 28 | * @num_crtcs: number of CRTCs in this group (1 or 2) |
cb2025d2 LP |
29 | * @use_count: number of users of the group (rcar_du_group_(get|put)) |
30 | * @used_crtcs: number of CRTCs currently in use | |
2a57e9b5 LP |
31 | * @lock: protects the dptsr_planes field and the DPTSR register |
32 | * @dptsr_planes: bitmask of planes driven by dot-clock and timing generator 1 | |
d6aed574 | 33 | * @num_planes: number of planes in the group |
cb2025d2 | 34 | * @planes: planes handled by the group |
2af03944 | 35 | * @need_restart: the group needs to be restarted due to a configuration change |
cb2025d2 LP |
36 | */ |
37 | struct rcar_du_group { | |
38 | struct rcar_du_device *dev; | |
39 | unsigned int mmio_offset; | |
40 | unsigned int index; | |
41 | ||
fe6fbe9a | 42 | unsigned int num_crtcs; |
cb2025d2 LP |
43 | unsigned int use_count; |
44 | unsigned int used_crtcs; | |
45 | ||
5ee5a81d | 46 | struct mutex lock; |
2a57e9b5 | 47 | unsigned int dptsr_planes; |
5ee5a81d | 48 | |
d6aed574 | 49 | unsigned int num_planes; |
99caede1 | 50 | struct rcar_du_plane planes[RCAR_DU_NUM_KMS_PLANES]; |
2af03944 | 51 | bool need_restart; |
cb2025d2 LP |
52 | }; |
53 | ||
a5f0ef59 LP |
54 | u32 rcar_du_group_read(struct rcar_du_group *rgrp, u32 reg); |
55 | void rcar_du_group_write(struct rcar_du_group *rgrp, u32 reg, u32 data); | |
56 | ||
cb2025d2 LP |
57 | int rcar_du_group_get(struct rcar_du_group *rgrp); |
58 | void rcar_du_group_put(struct rcar_du_group *rgrp); | |
59 | void rcar_du_group_start_stop(struct rcar_du_group *rgrp, bool start); | |
60 | void rcar_du_group_restart(struct rcar_du_group *rgrp); | |
7cbc05cb | 61 | int rcar_du_group_set_routing(struct rcar_du_group *rgrp); |
cb2025d2 | 62 | |
34a04f2b LP |
63 | int rcar_du_set_dpad0_vsp1_routing(struct rcar_du_device *rcdu); |
64 | ||
cb2025d2 | 65 | #endif /* __RCAR_DU_GROUP_H__ */ |