1/*
  2 * Definitions for AUO-K190X framebuffer drivers
  3 *
  4 * Copyright (C) 2012 Heiko Stuebner <heiko@sntech.de>
  5 *
  6 * This program is free software; you can redistribute it and/or modify
  7 * it under the terms of the GNU General Public License version 2 as
  8 * published by the Free Software Foundation.
  9 */
 10
 11#ifndef _LINUX_VIDEO_AUO_K190XFB_H_
 12#define _LINUX_VIDEO_AUO_K190XFB_H_
 13
 14/* Controller standby command needs a param */
 15#define AUOK190X_QUIRK_STANDBYPARAM	(1 << 0)
 16
 17/* Controller standby is completely broken */
 18#define AUOK190X_QUIRK_STANDBYBROKEN	(1 << 1)
 19
 20/*
 21 * Resolutions for the displays
 22 */
 23#define AUOK190X_RESOLUTION_800_600		0
 24#define AUOK190X_RESOLUTION_1024_768		1
 25#define AUOK190X_RESOLUTION_600_800		4
 26#define AUOK190X_RESOLUTION_768_1024		5
 27
 28/*
 29 * struct used by auok190x. board specific stuff comes from *board
 30 */
 31struct auok190xfb_par {
 32	struct fb_info *info;
 33	struct auok190x_board *board;
 34
 35	struct regulator *regulator;
 36
 37	struct mutex io_lock;
 38	struct delayed_work work;
 39	wait_queue_head_t waitq;
 40	int resolution;
 41	int rotation;
 42	int consecutive_threshold;
 43	int update_cnt;
 44
 45	/* panel and controller informations */
 46	int epd_type;
 47	int panel_size_int;
 48	int panel_size_float;
 49	int panel_model;
 50	int tcon_version;
 51	int lut_version;
 52
 53	/* individual controller callbacks */
 54	void (*update_partial)(struct auok190xfb_par *par, u16 y1, u16 y2);
 55	void (*update_all)(struct auok190xfb_par *par);
 56	bool (*need_refresh)(struct auok190xfb_par *par);
 57	void (*init)(struct auok190xfb_par *par);
 58	void (*recover)(struct auok190xfb_par *par);
 59
 60	int update_mode; /* mode to use for updates */
 61	int last_mode; /* update mode last used */
 62	int flash;
 63
 64	/* power management */
 65	int autosuspend_delay;
 66	bool standby;
 67	bool manual_standby;
 68};
 69
 70/**
 71 * Board specific platform-data
 72 * @init:		initialize the controller interface
 73 * @cleanup:		cleanup the controller interface
 74 * @wait_for_rdy:	wait until the controller is not busy anymore
 75 * @set_ctl:		change an interface control
 76 * @set_hdb:		write a value to the data register
 77 * @get_hdb:		read a value from the data register
 78 * @setup_irq:		method to setup the irq handling on the busy gpio
 79 * @gpio_nsleep:	sleep gpio
 80 * @gpio_nrst:		reset gpio
 81 * @gpio_nbusy:		busy gpio
 82 * @resolution:		one of the AUOK190X_RESOLUTION constants
 83 * @rotation:		rotation of the framebuffer
 84 * @quirks:		controller quirks to honor
 85 * @fps:		frames per second for defio
 86 */
 87struct auok190x_board {
 88	int (*init)(struct auok190xfb_par *);
 89	void (*cleanup)(struct auok190xfb_par *);
 90	int (*wait_for_rdy)(struct auok190xfb_par *);
 91
 92	void (*set_ctl)(struct auok190xfb_par *, unsigned char, u8);
 93	void (*set_hdb)(struct auok190xfb_par *, u16);
 94	u16 (*get_hdb)(struct auok190xfb_par *);
 95
 96	int (*setup_irq)(struct fb_info *);
 97
 98	int gpio_nsleep;
 99	int gpio_nrst;
100	int gpio_nbusy;
101
102	int resolution;
103	int quirks;
104	int fps;
105};
106
107#endif