projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 4bf8e196 LP |
1 | /* |
| 2 | * rcar_du_plane.h -- R-Car Display Unit Planes | |
| 3 | * | |
| 36d50464 | 4 | * Copyright (C) 2013-2014 Renesas Electronics Corporation |
| 4bf8e196 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_PLANE_H__ | |
| 15 | #define __RCAR_DU_PLANE_H__ | |
| 16 | ||
| ae425b6a LP |
17 | #include <drm/drmP.h> |
| 18 | #include <drm/drm_crtc.h> | |
| 19 | ||
| 4bf8e196 | 20 | struct rcar_du_format_info; |
| cb2025d2 | 21 | struct rcar_du_group; |
| 4bf8e196 | 22 | |
| 917de180 LP |
23 | /* The RCAR DU has 8 hardware planes, shared between primary and overlay planes. |
| 24 | * As using overlay planes requires at least one of the CRTCs being enabled, no | |
| 25 | * more than 7 overlay planes can be available. We thus create 1 primary plane | |
| 26 | * per CRTC and 7 overlay planes, for a total of up to 9 KMS planes. | |
| 4bf8e196 | 27 | */ |
| 917de180 | 28 | #define RCAR_DU_NUM_KMS_PLANES 9 |
| 4bf8e196 | 29 | #define RCAR_DU_NUM_HW_PLANES 8 |
| 4bf8e196 LP |
30 | |
| 31 | struct rcar_du_plane { | |
| 917de180 | 32 | struct drm_plane plane; |
| cb2025d2 | 33 | struct rcar_du_group *group; |
| 4bf8e196 LP |
34 | }; |
| 35 | ||
| 5ee5a81d LP |
36 | static inline struct rcar_du_plane *to_rcar_plane(struct drm_plane *plane) |
| 37 | { | |
| 38 | return container_of(plane, struct rcar_du_plane, plane); | |
| 39 | } | |
| 40 | ||
| 0855c682 LP |
41 | /** |
| 42 | * struct rcar_du_plane_state - Driver-specific plane state | |
| 43 | * @state: base DRM plane state | |
| 44 | * @format: information about the pixel format used by the plane | |
| 45 | * @hwindex: 0-based hardware plane index, -1 means unused | |
| 46 | * @alpha: value of the plane alpha property | |
| 47 | * @colorkey: value of the plane colorkey property | |
| 48 | * @zpos: value of the plane zpos property | |
| 49 | */ | |
| 4407cc02 LP |
50 | struct rcar_du_plane_state { |
| 51 | struct drm_plane_state state; | |
| 52 | ||
| 5bfcbce0 | 53 | const struct rcar_du_format_info *format; |
| 0855c682 | 54 | int hwindex; |
| 5bfcbce0 | 55 | |
| 4407cc02 LP |
56 | unsigned int alpha; |
| 57 | unsigned int colorkey; | |
| 58 | unsigned int zpos; | |
| 59 | }; | |
| 60 | ||
| 61 | static inline struct rcar_du_plane_state * | |
| ec69a406 | 62 | to_rcar_plane_state(struct drm_plane_state *state) |
| 4407cc02 LP |
63 | { |
| 64 | return container_of(state, struct rcar_du_plane_state, state); | |
| 65 | } | |
| 66 | ||
| cb2025d2 | 67 | int rcar_du_planes_init(struct rcar_du_group *rgrp); |
| 7fe99fda | 68 | |
| 4bf8e196 | 69 | void rcar_du_plane_setup(struct rcar_du_plane *plane); |
| 4bf8e196 LP |
70 | |
| 71 | #endif /* __RCAR_DU_PLANE_H__ */ |