[sdl_omap.git] / src / video / omapdss / omapfb.h

/*
 * File: arch/arm/plat-omap/include/mach/omapfb.h
 *
 * Framebuffer driver for TI OMAP boards
 *
 * Copyright (C) 2004 Nokia Corporation
 * Author: Imre Deak <imre.deak@nokia.com>
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2 of the License, or (at your
 * option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

#ifndef __OMAPFB_H
#define __OMAPFB_H

#include <asm/ioctl.h>
#include <asm/types.h>

/* IOCTL commands. */

#define OMAP_IOW(num, dtype)	_IOW('O', num, dtype)
#define OMAP_IOR(num, dtype)	_IOR('O', num, dtype)
#define OMAP_IOWR(num, dtype)	_IOWR('O', num, dtype)
#define OMAP_IO(num)		_IO('O', num)

#define OMAPFB_MIRROR		OMAP_IOW(31, int)
#define OMAPFB_SYNC_GFX		OMAP_IO(37)
#define OMAPFB_VSYNC		OMAP_IO(38)
#define OMAPFB_SET_UPDATE_MODE	OMAP_IOW(40, int)
#define OMAPFB_GET_CAPS		OMAP_IOR(42, struct omapfb_caps)
#define OMAPFB_GET_UPDATE_MODE	OMAP_IOW(43, int)
#define OMAPFB_LCD_TEST		OMAP_IOW(45, int)
#define OMAPFB_CTRL_TEST	OMAP_IOW(46, int)
#define OMAPFB_UPDATE_WINDOW_OLD OMAP_IOW(47, struct omapfb_update_window_old)
#define OMAPFB_SET_COLOR_KEY	OMAP_IOW(50, struct omapfb_color_key)
#define OMAPFB_GET_COLOR_KEY	OMAP_IOW(51, struct omapfb_color_key)
#define OMAPFB_SETUP_PLANE	OMAP_IOW(52, struct omapfb_plane_info)
#define OMAPFB_QUERY_PLANE	OMAP_IOW(53, struct omapfb_plane_info)
#define OMAPFB_UPDATE_WINDOW	OMAP_IOW(54, struct omapfb_update_window)
#define OMAPFB_SETUP_MEM	OMAP_IOW(55, struct omapfb_mem_info)
#define OMAPFB_QUERY_MEM	OMAP_IOW(56, struct omapfb_mem_info)
#define OMAPFB_WAITFORVSYNC	OMAP_IO(57)
#define OMAPFB_MEMORY_READ	OMAP_IOR(58, struct omapfb_memory_read)

#ifndef FBIO_WAITFORVSYNC
#define FBIO_WAITFORVSYNC	_IOW('F', 0x20, u_int32_t)
#endif

#define OMAPFB_CAPS_GENERIC_MASK	0x00000fff
#define OMAPFB_CAPS_LCDC_MASK		0x00fff000
#define OMAPFB_CAPS_PANEL_MASK		0xff000000

#define OMAPFB_CAPS_MANUAL_UPDATE	0x00001000
#define OMAPFB_CAPS_TEARSYNC		0x00002000
#define OMAPFB_CAPS_PLANE_RELOCATE_MEM	0x00004000
#define OMAPFB_CAPS_PLANE_SCALE		0x00008000
#define OMAPFB_CAPS_WINDOW_PIXEL_DOUBLE	0x00010000
#define OMAPFB_CAPS_WINDOW_SCALE	0x00020000
#define OMAPFB_CAPS_WINDOW_OVERLAY	0x00040000
#define OMAPFB_CAPS_WINDOW_ROTATE	0x00080000
#define OMAPFB_CAPS_SET_BACKLIGHT	0x01000000

/* Values from DSP must map to lower 16-bits */
#define OMAPFB_FORMAT_MASK		0x00ff
#define OMAPFB_FORMAT_FLAG_DOUBLE	0x0100
#define OMAPFB_FORMAT_FLAG_TEARSYNC	0x0200
#define OMAPFB_FORMAT_FLAG_FORCE_VSYNC	0x0400
#define OMAPFB_FORMAT_FLAG_ENABLE_OVERLAY	0x0800
#define OMAPFB_FORMAT_FLAG_DISABLE_OVERLAY	0x1000

#define OMAPFB_EVENT_READY	1
#define OMAPFB_EVENT_DISABLED	2

#define OMAPFB_MEMTYPE_SDRAM		0
#define OMAPFB_MEMTYPE_SRAM		1
#define OMAPFB_MEMTYPE_MAX		1

enum omapfb_color_format {
	OMAPFB_COLOR_RGB565 = 0,
	OMAPFB_COLOR_YUV422,
	OMAPFB_COLOR_YUV420,
	OMAPFB_COLOR_CLUT_8BPP,
	OMAPFB_COLOR_CLUT_4BPP,
	OMAPFB_COLOR_CLUT_2BPP,
	OMAPFB_COLOR_CLUT_1BPP,
	OMAPFB_COLOR_RGB444,
	OMAPFB_COLOR_YUY422,

	OMAPFB_COLOR_ARGB16,
	OMAPFB_COLOR_RGB24U,	/* RGB24, 32-bit container */
	OMAPFB_COLOR_RGB24P,	/* RGB24, 24-bit container */
	OMAPFB_COLOR_ARGB32,
	OMAPFB_COLOR_RGBA32,
	OMAPFB_COLOR_RGBX32,
};

struct omapfb_update_window {
	__u32 x, y;
	__u32 width, height;
	__u32 format;
	__u32 out_x, out_y;
	__u32 out_width, out_height;
	__u32 reserved[8];
};

struct omapfb_update_window_old {
	__u32 x, y;
	__u32 width, height;
	__u32 format;
};

enum omapfb_plane {
	OMAPFB_PLANE_GFX = 0,
	OMAPFB_PLANE_VID1,
	OMAPFB_PLANE_VID2,
};

enum omapfb_channel_out {
	OMAPFB_CHANNEL_OUT_LCD = 0,
	OMAPFB_CHANNEL_OUT_DIGIT,
};

struct omapfb_plane_info {
	__u32 pos_x;
	__u32 pos_y;
	__u8  enabled;
	__u8  channel_out;
	__u8  mirror;
	__u8  reserved1;
	__u32 out_width;
	__u32 out_height;
	__u32 reserved2[12];
};

struct omapfb_mem_info {
	__u32 size;
	__u8  type;
	__u8  reserved[3];
};

struct omapfb_caps {
	__u32 ctrl;
	__u32 plane_color;
	__u32 wnd_color;
};

enum omapfb_color_key_type {
	OMAPFB_COLOR_KEY_DISABLED = 0,
	OMAPFB_COLOR_KEY_GFX_DST,
	OMAPFB_COLOR_KEY_VID_SRC,
};

struct omapfb_color_key {
	__u8  channel_out;
	__u32 background;
	__u32 trans_key;
	__u8  key_type;
};

enum omapfb_update_mode {
	OMAPFB_UPDATE_DISABLED = 0,
	OMAPFB_AUTO_UPDATE,
	OMAPFB_MANUAL_UPDATE
};

struct omapfb_memory_read {
	__u16 x;
	__u16 y;
	__u16 w;
	__u16 h;
	size_t buffer_size;
	void *buffer;
};

#ifdef __KERNEL__

#include <linux/completion.h>
#include <linux/interrupt.h>
#include <linux/fb.h>
#include <linux/mutex.h>

#include <mach/board.h>

#define OMAP_LCDC_INV_VSYNC             0x0001
#define OMAP_LCDC_INV_HSYNC             0x0002
#define OMAP_LCDC_INV_PIX_CLOCK         0x0004
#define OMAP_LCDC_INV_OUTPUT_EN         0x0008
#define OMAP_LCDC_HSVS_RISING_EDGE      0x0010
#define OMAP_LCDC_HSVS_OPPOSITE         0x0020

#define OMAP_LCDC_SIGNAL_MASK		0x003f

#define OMAP_LCDC_PANEL_TFT		0x0100

#define OMAPFB_PLANE_XRES_MIN		8
#define OMAPFB_PLANE_YRES_MIN		8

#ifdef CONFIG_ARCH_OMAP1
#define OMAPFB_PLANE_NUM		1
#else
#define OMAPFB_PLANE_NUM		3
#endif

struct omapfb_device;

struct lcd_panel {
	const char	*name;
	int		config;		/* TFT/STN, signal inversion */
	int		bpp;		/* Pixel format in fb mem */
	int		data_lines;	/* Lines on LCD HW interface */

	int		x_res, y_res;
	int		pixel_clock;	/* In kHz */
	int		hsw;		/* Horizontal synchronization
					   pulse width */
	int		hfp;		/* Horizontal front porch */
	int		hbp;		/* Horizontal back porch */
	int		vsw;		/* Vertical synchronization
					   pulse width */
	int		vfp;		/* Vertical front porch */
	int		vbp;		/* Vertical back porch */
	int		acb;		/* ac-bias pin frequency */
	int		pcd;		/* pixel clock divider.
					   Obsolete use pixel_clock instead */

	int		(*init)		(struct lcd_panel *panel,
					 struct omapfb_device *fbdev);
	void		(*cleanup)	(struct lcd_panel *panel);
	int		(*enable)	(struct lcd_panel *panel);
	void		(*disable)	(struct lcd_panel *panel);
	unsigned long	(*get_caps)	(struct lcd_panel *panel);
	int		(*set_bklight_level)(struct lcd_panel *panel,
					     unsigned int level);
	unsigned int	(*get_bklight_level)(struct lcd_panel *panel);
	unsigned int	(*get_bklight_max)  (struct lcd_panel *panel);
	int		(*run_test)	(struct lcd_panel *panel, int test_num);
};

struct extif_timings {
	int cs_on_time;
	int cs_off_time;
	int we_on_time;
	int we_off_time;
	int re_on_time;
	int re_off_time;
	int we_cycle_time;
	int re_cycle_time;
	int cs_pulse_width;
	int access_time;

	int clk_div;

	u32 tim[5];		/* set by extif->convert_timings */

	int converted;
};

struct lcd_ctrl_extif {
	int  (*init)		(struct omapfb_device *fbdev);
	void (*cleanup)		(void);
	void (*get_clk_info)	(u32 *clk_period, u32 *max_clk_div);
	unsigned long (*get_max_tx_rate)(void);
	int  (*convert_timings)	(struct extif_timings *timings);
	void (*set_timings)	(const struct extif_timings *timings);
	void (*set_bits_per_cycle)(int bpc);
	void (*write_command)	(const void *buf, unsigned int len);
	void (*read_data)	(void *buf, unsigned int len);
	void (*write_data)	(const void *buf, unsigned int len);
	void (*transfer_area)	(int width, int height,
				 void (callback)(void * data), void *data);
	int  (*setup_tearsync)	(unsigned pin_cnt,
				 unsigned hs_pulse_time, unsigned vs_pulse_time,
				 int hs_pol_inv, int vs_pol_inv, int div);
	int  (*enable_tearsync) (int enable, unsigned line);

	unsigned long		max_transmit_size;
};

struct omapfb_notifier_block {
	struct notifier_block	nb;
	void			*data;
	int			plane_idx;
};

typedef int (*omapfb_notifier_callback_t)(struct notifier_block *,
					  unsigned long event,
					  void *fbi);

struct omapfb_mem_region {
	u32		paddr;
	void __iomem	*vaddr;
	unsigned long	size;
	u8		type;		/* OMAPFB_PLANE_MEM_* */
	enum omapfb_color_format format;/* OMAPFB_COLOR_* */
	unsigned	format_used:1;	/* Must be set when format is set.
					 * Needed b/c of the badly chosen 0
					 * base for OMAPFB_COLOR_* values
					 */
	unsigned	alloc:1;	/* allocated by the driver */
	unsigned	map:1;		/* kernel mapped by the driver */
};

struct omapfb_mem_desc {
	int				region_cnt;
	struct omapfb_mem_region	region[OMAPFB_PLANE_NUM];
};

struct lcd_ctrl {
	const char	*name;
	void		*data;

	int		(*init)		  (struct omapfb_device *fbdev,
					   int ext_mode,
					   struct omapfb_mem_desc *req_md);
	void		(*cleanup)	  (void);
	void		(*bind_client)	  (struct omapfb_notifier_block *nb);
	void		(*get_caps)	  (int plane, struct omapfb_caps *caps);
	int		(*set_update_mode)(enum omapfb_update_mode mode);
	enum omapfb_update_mode (*get_update_mode)(void);
	int		(*setup_plane)	  (int plane, int channel_out,
					   unsigned long offset,
					   int screen_width,
					   int pos_x, int pos_y, int width,
					   int height, int color_mode);
	int		(*set_rotate)	  (int angle);
	int		(*setup_mem)	  (int plane, size_t size,
					   int mem_type, unsigned long *paddr);
	int		(*mmap)		  (struct fb_info *info,
					   struct vm_area_struct *vma);
	int		(*set_scale)	  (int plane,
					   int orig_width, int orig_height,
					   int out_width, int out_height);
	int		(*enable_plane)	  (int plane, int enable);
	int		(*update_window)  (struct fb_info *fbi,
					   struct omapfb_update_window *win,
					   void (*callback)(void *),
					   void *callback_data);
	void		(*sync)		  (void);
	void		(*suspend)	  (void);
	void		(*resume)	  (void);
	int		(*run_test)	  (int test_num);
	int		(*setcolreg)	  (u_int regno, u16 red, u16 green,
					   u16 blue, u16 transp,
					   int update_hw_mem);
	int		(*set_color_key)  (struct omapfb_color_key *ck);
	int		(*get_color_key)  (struct omapfb_color_key *ck);
};

enum omapfb_state {
	OMAPFB_DISABLED	= 0,
	OMAPFB_SUSPENDED= 99,
	OMAPFB_ACTIVE	= 100
};

struct omapfb_plane_struct {
	int				idx;
	struct omapfb_plane_info	info;
	enum omapfb_color_format	color_mode;
	struct omapfb_device		*fbdev;
};

struct omapfb_device {
	int			state;
	int                     ext_lcdc;               /* Using external
                                                           LCD controller */
	struct mutex		rqueue_mutex;

	int			palette_size;
	u32			pseudo_palette[17];

	struct lcd_panel	*panel;			/* LCD panel */
	const struct lcd_ctrl	*ctrl;			/* LCD controller */
	const struct lcd_ctrl	*int_ctrl;		/* internal LCD ctrl */
	struct lcd_ctrl_extif	*ext_if;		/* LCD ctrl external
							   interface */
	struct device		*dev;
	struct fb_var_screeninfo	new_var;	/* for mode changes */

	struct omapfb_mem_desc		mem_desc;
	struct fb_info			*fb_info[OMAPFB_PLANE_NUM];
};

struct omapfb_platform_data {
	struct omap_lcd_config		lcd;
	struct omapfb_mem_desc		mem_desc;
	void				*ctrl_platform_data;
};

#ifdef CONFIG_ARCH_OMAP1
extern struct lcd_ctrl omap1_lcd_ctrl;
#else
extern struct lcd_ctrl omap2_disp_ctrl;
#endif

extern void omapfb_set_platform_data(struct omapfb_platform_data *data);

extern void omapfb_reserve_sdram(void);
extern void omapfb_register_panel(struct lcd_panel *panel);
extern void omapfb_write_first_pixel(struct omapfb_device *fbdev, u16 pixval);
extern void omapfb_notify_clients(struct omapfb_device *fbdev,
				  unsigned long event);
extern int  omapfb_register_client(struct omapfb_notifier_block *nb,
				   omapfb_notifier_callback_t callback,
				   void *callback_data);
extern int  omapfb_unregister_client(struct omapfb_notifier_block *nb);
extern int  omapfb_update_window_async(struct fb_info *fbi,
				       struct omapfb_update_window *win,
				       void (*callback)(void *),
				       void *callback_data);

/* in arch/arm/plat-omap/fb.c */
extern void omapfb_set_ctrl_platform_data(void *pdata);

#endif /* __KERNEL__ */

#endif /* __OMAPFB_H */
Commit	Line	Data
f641fccb	1	/*
	2	* File: arch/arm/plat-omap/include/mach/omapfb.h
	3	*
	4	* Framebuffer driver for TI OMAP boards
	5	*
	6	* Copyright (C) 2004 Nokia Corporation
	7	* Author: Imre Deak <imre.deak@nokia.com>
	8	*
	9	* This program is free software; you can redistribute it and/or modify it
	10	* under the terms of the GNU General Public License as published by the
	11	* Free Software Foundation; either version 2 of the License, or (at your
	12	* option) any later version.
	13	*
	14	* This program is distributed in the hope that it will be useful, but
	15	* WITHOUT ANY WARRANTY; without even the implied warranty of
	16	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	17	* General Public License for more details.
	18	*
	19	* You should have received a copy of the GNU General Public License along
	20	* with this program; if not, write to the Free Software Foundation, Inc.,
	21	* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
	22	*/
	23
	24	#ifndef __OMAPFB_H
	25	#define __OMAPFB_H
	26
	27	#include <asm/ioctl.h>
	28	#include <asm/types.h>
	29
	30	/* IOCTL commands. */
	31
	32	#define OMAP_IOW(num, dtype) _IOW('O', num, dtype)
	33	#define OMAP_IOR(num, dtype) _IOR('O', num, dtype)
	34	#define OMAP_IOWR(num, dtype) _IOWR('O', num, dtype)
	35	#define OMAP_IO(num) _IO('O', num)
	36
	37	#define OMAPFB_MIRROR OMAP_IOW(31, int)
	38	#define OMAPFB_SYNC_GFX OMAP_IO(37)
	39	#define OMAPFB_VSYNC OMAP_IO(38)
	40	#define OMAPFB_SET_UPDATE_MODE OMAP_IOW(40, int)
	41	#define OMAPFB_GET_CAPS OMAP_IOR(42, struct omapfb_caps)
	42	#define OMAPFB_GET_UPDATE_MODE OMAP_IOW(43, int)
	43	#define OMAPFB_LCD_TEST OMAP_IOW(45, int)
	44	#define OMAPFB_CTRL_TEST OMAP_IOW(46, int)
	45	#define OMAPFB_UPDATE_WINDOW_OLD OMAP_IOW(47, struct omapfb_update_window_old)
	46	#define OMAPFB_SET_COLOR_KEY OMAP_IOW(50, struct omapfb_color_key)
	47	#define OMAPFB_GET_COLOR_KEY OMAP_IOW(51, struct omapfb_color_key)
	48	#define OMAPFB_SETUP_PLANE OMAP_IOW(52, struct omapfb_plane_info)
	49	#define OMAPFB_QUERY_PLANE OMAP_IOW(53, struct omapfb_plane_info)
	50	#define OMAPFB_UPDATE_WINDOW OMAP_IOW(54, struct omapfb_update_window)
	51	#define OMAPFB_SETUP_MEM OMAP_IOW(55, struct omapfb_mem_info)
	52	#define OMAPFB_QUERY_MEM OMAP_IOW(56, struct omapfb_mem_info)
	53	#define OMAPFB_WAITFORVSYNC OMAP_IO(57)
	54	#define OMAPFB_MEMORY_READ OMAP_IOR(58, struct omapfb_memory_read)
	55
	56	#ifndef FBIO_WAITFORVSYNC
	57	#define FBIO_WAITFORVSYNC _IOW('F', 0x20, u_int32_t)
	58	#endif
	59
	60	#define OMAPFB_CAPS_GENERIC_MASK 0x00000fff
	61	#define OMAPFB_CAPS_LCDC_MASK 0x00fff000
	62	#define OMAPFB_CAPS_PANEL_MASK 0xff000000
	63
	64	#define OMAPFB_CAPS_MANUAL_UPDATE 0x00001000
65	#define OMAPFB_CAPS_TEARSYNC 0x00002000
66	#define OMAPFB_CAPS_PLANE_RELOCATE_MEM 0x00004000
67	#define OMAPFB_CAPS_PLANE_SCALE 0x00008000
68	#define OMAPFB_CAPS_WINDOW_PIXEL_DOUBLE 0x00010000
69	#define OMAPFB_CAPS_WINDOW_SCALE 0x00020000
70	#define OMAPFB_CAPS_WINDOW_OVERLAY 0x00040000
71	#define OMAPFB_CAPS_WINDOW_ROTATE 0x00080000
72	#define OMAPFB_CAPS_SET_BACKLIGHT 0x01000000
73
74	/* Values from DSP must map to lower 16-bits */
75	#define OMAPFB_FORMAT_MASK 0x00ff
76	#define OMAPFB_FORMAT_FLAG_DOUBLE 0x0100
77	#define OMAPFB_FORMAT_FLAG_TEARSYNC 0x0200
78	#define OMAPFB_FORMAT_FLAG_FORCE_VSYNC 0x0400
79	#define OMAPFB_FORMAT_FLAG_ENABLE_OVERLAY 0x0800
80	#define OMAPFB_FORMAT_FLAG_DISABLE_OVERLAY 0x1000
81
82	#define OMAPFB_EVENT_READY 1
83	#define OMAPFB_EVENT_DISABLED 2
84
85	#define OMAPFB_MEMTYPE_SDRAM 0
86	#define OMAPFB_MEMTYPE_SRAM 1
87	#define OMAPFB_MEMTYPE_MAX 1
88
89	enum omapfb_color_format {
90	OMAPFB_COLOR_RGB565 = 0,
91	OMAPFB_COLOR_YUV422,
92	OMAPFB_COLOR_YUV420,
93	OMAPFB_COLOR_CLUT_8BPP,
94	OMAPFB_COLOR_CLUT_4BPP,
95	OMAPFB_COLOR_CLUT_2BPP,
96	OMAPFB_COLOR_CLUT_1BPP,
97	OMAPFB_COLOR_RGB444,
98	OMAPFB_COLOR_YUY422,
99
100	OMAPFB_COLOR_ARGB16,
101	OMAPFB_COLOR_RGB24U, /* RGB24, 32-bit container */
102	OMAPFB_COLOR_RGB24P, /* RGB24, 24-bit container */
103	OMAPFB_COLOR_ARGB32,
104	OMAPFB_COLOR_RGBA32,
105	OMAPFB_COLOR_RGBX32,
106	};
107
108	struct omapfb_update_window {
109	__u32 x, y;
110	__u32 width, height;
111	__u32 format;
112	__u32 out_x, out_y;
113	__u32 out_width, out_height;
114	__u32 reserved[8];
115	};
116
117	struct omapfb_update_window_old {
118	__u32 x, y;
119	__u32 width, height;
120	__u32 format;
121	};
122
123	enum omapfb_plane {
124	OMAPFB_PLANE_GFX = 0,
125	OMAPFB_PLANE_VID1,
126	OMAPFB_PLANE_VID2,
127	};
128
129	enum omapfb_channel_out {
130	OMAPFB_CHANNEL_OUT_LCD = 0,
131	OMAPFB_CHANNEL_OUT_DIGIT,
132	};
133
134	struct omapfb_plane_info {
135	__u32 pos_x;
136	__u32 pos_y;
137	__u8 enabled;
138	__u8 channel_out;
139	__u8 mirror;
140	__u8 reserved1;
141	__u32 out_width;
142	__u32 out_height;
143	__u32 reserved2[12];
144	};
145
146	struct omapfb_mem_info {
147	__u32 size;
148	__u8 type;
149	__u8 reserved[3];
150	};
151
152	struct omapfb_caps {
153	__u32 ctrl;
154	__u32 plane_color;
155	__u32 wnd_color;
156	};
157
158	enum omapfb_color_key_type {
159	OMAPFB_COLOR_KEY_DISABLED = 0,
160	OMAPFB_COLOR_KEY_GFX_DST,
161	OMAPFB_COLOR_KEY_VID_SRC,
162	};
163
164	struct omapfb_color_key {
165	__u8 channel_out;
166	__u32 background;
167	__u32 trans_key;
168	__u8 key_type;
169	};
170
171	enum omapfb_update_mode {
172	OMAPFB_UPDATE_DISABLED = 0,
173	OMAPFB_AUTO_UPDATE,
174	OMAPFB_MANUAL_UPDATE
175	};
176
177	struct omapfb_memory_read {
178	__u16 x;
179	__u16 y;
180	__u16 w;
181	__u16 h;
182	size_t buffer_size;
183	void *buffer;
184	};
185
186	#ifdef __KERNEL__
187
188	#include <linux/completion.h>
189	#include <linux/interrupt.h>
190	#include <linux/fb.h>
191	#include <linux/mutex.h>
192
193	#include <mach/board.h>
194
195	#define OMAP_LCDC_INV_VSYNC 0x0001
196	#define OMAP_LCDC_INV_HSYNC 0x0002
197	#define OMAP_LCDC_INV_PIX_CLOCK 0x0004
198	#define OMAP_LCDC_INV_OUTPUT_EN 0x0008
199	#define OMAP_LCDC_HSVS_RISING_EDGE 0x0010
200	#define OMAP_LCDC_HSVS_OPPOSITE 0x0020
201
202	#define OMAP_LCDC_SIGNAL_MASK 0x003f
203
204	#define OMAP_LCDC_PANEL_TFT 0x0100
205
206	#define OMAPFB_PLANE_XRES_MIN 8
207	#define OMAPFB_PLANE_YRES_MIN 8
208
209	#ifdef CONFIG_ARCH_OMAP1
210	#define OMAPFB_PLANE_NUM 1
211	#else
212	#define OMAPFB_PLANE_NUM 3
213	#endif
214
215	struct omapfb_device;
216
217	struct lcd_panel {
218	const char *name;
219	int config; /* TFT/STN, signal inversion */
220	int bpp; /* Pixel format in fb mem */
221	int data_lines; /* Lines on LCD HW interface */
222
223	int x_res, y_res;
224	int pixel_clock; /* In kHz */
225	int hsw; /* Horizontal synchronization
226	pulse width */
227	int hfp; /* Horizontal front porch */
228	int hbp; /* Horizontal back porch */
229	int vsw; /* Vertical synchronization
230	pulse width */
231	int vfp; /* Vertical front porch */
232	int vbp; /* Vertical back porch */
233	int acb; /* ac-bias pin frequency */
234	int pcd; /* pixel clock divider.
235	Obsolete use pixel_clock instead */
236
237	int (init) (struct lcd_panel panel,
238	struct omapfb_device *fbdev);
239	void (cleanup) (struct lcd_panel panel);
240	int (enable) (struct lcd_panel panel);
241	void (disable) (struct lcd_panel panel);
242	unsigned long (get_caps) (struct lcd_panel panel);
243	int (set_bklight_level)(struct lcd_panel panel,
244	unsigned int level);
245	unsigned int (get_bklight_level)(struct lcd_panel panel);
246	unsigned int (get_bklight_max) (struct lcd_panel panel);
247	int (run_test) (struct lcd_panel panel, int test_num);
248	};
249
250	struct extif_timings {
251	int cs_on_time;
252	int cs_off_time;
253	int we_on_time;
254	int we_off_time;
255	int re_on_time;
256	int re_off_time;
257	int we_cycle_time;
258	int re_cycle_time;
259	int cs_pulse_width;
260	int access_time;
261
262	int clk_div;
263
264	u32 tim[5]; /* set by extif->convert_timings */
265
266	int converted;
267	};
268
269	struct lcd_ctrl_extif {
270	int (init) (struct omapfb_device fbdev);
271	void (*cleanup) (void);
272	void (get_clk_info) (u32 clk_period, u32 *max_clk_div);
273	unsigned long (*get_max_tx_rate)(void);
274	int (convert_timings) (struct extif_timings timings);
275	void (set_timings) (const struct extif_timings timings);
276	void (*set_bits_per_cycle)(int bpc);
277	void (write_command) (const void buf, unsigned int len);
278	void (read_data) (void buf, unsigned int len);
279	void (write_data) (const void buf, unsigned int len);
280	void (*transfer_area) (int width, int height,
281	void (callback)(void * data), void *data);
282	int (*setup_tearsync) (unsigned pin_cnt,
283	unsigned hs_pulse_time, unsigned vs_pulse_time,
284	int hs_pol_inv, int vs_pol_inv, int div);
285	int (*enable_tearsync) (int enable, unsigned line);
286
287	unsigned long max_transmit_size;
288	};
289
290	struct omapfb_notifier_block {
291	struct notifier_block nb;
292	void *data;
293	int plane_idx;
294	};
295
296	typedef int (omapfb_notifier_callback_t)(struct notifier_block ,
297	unsigned long event,
298	void *fbi);
299
300	struct omapfb_mem_region {
301	u32 paddr;
302	void __iomem *vaddr;
303	unsigned long size;
304	u8 type; /* OMAPFB_PLANE_MEM_* */
305	enum omapfb_color_format format;/* OMAPFB_COLOR_* */
306	unsigned format_used:1; /* Must be set when format is set.
307	* Needed b/c of the badly chosen 0
308	* base for OMAPFB_COLOR_* values
309	*/
310	unsigned alloc:1; /* allocated by the driver */
311	unsigned map:1; /* kernel mapped by the driver */
312	};
313
314	struct omapfb_mem_desc {
315	int region_cnt;
316	struct omapfb_mem_region region[OMAPFB_PLANE_NUM];
317	};
318
319	struct lcd_ctrl {
320	const char *name;
321	void *data;
322
323	int (init) (struct omapfb_device fbdev,
324	int ext_mode,
325	struct omapfb_mem_desc *req_md);
326	void (*cleanup) (void);
327	void (bind_client) (struct omapfb_notifier_block nb);
328	void (get_caps) (int plane, struct omapfb_caps caps);
329	int (*set_update_mode)(enum omapfb_update_mode mode);
330	enum omapfb_update_mode (*get_update_mode)(void);
331	int (*setup_plane) (int plane, int channel_out,
332	unsigned long offset,
333	int screen_width,
334	int pos_x, int pos_y, int width,
335	int height, int color_mode);
336	int (*set_rotate) (int angle);
337	int (*setup_mem) (int plane, size_t size,
338	int mem_type, unsigned long *paddr);
339	int (mmap) (struct fb_info info,
340	struct vm_area_struct *vma);
341	int (*set_scale) (int plane,
342	int orig_width, int orig_height,
343	int out_width, int out_height);
344	int (*enable_plane) (int plane, int enable);
345	int (update_window) (struct fb_info fbi,
346	struct omapfb_update_window *win,
347	void (callback)(void ),
348	void *callback_data);
349	void (*sync) (void);
350	void (*suspend) (void);
351	void (*resume) (void);
352	int (*run_test) (int test_num);
353	int (*setcolreg) (u_int regno, u16 red, u16 green,
354	u16 blue, u16 transp,
355	int update_hw_mem);
356	int (set_color_key) (struct omapfb_color_key ck);
357	int (get_color_key) (struct omapfb_color_key ck);
358	};
359
360	enum omapfb_state {
361	OMAPFB_DISABLED = 0,
362	OMAPFB_SUSPENDED= 99,
363	OMAPFB_ACTIVE = 100
364	};
365
366	struct omapfb_plane_struct {
367	int idx;
368	struct omapfb_plane_info info;
369	enum omapfb_color_format color_mode;
370	struct omapfb_device *fbdev;
371	};
372
373	struct omapfb_device {
374	int state;
375	int ext_lcdc; /* Using external
376	LCD controller */
377	struct mutex rqueue_mutex;
378
379	int palette_size;
380	u32 pseudo_palette[17];
381
382	struct lcd_panel panel; / LCD panel */
383	const struct lcd_ctrl ctrl; / LCD controller */
384	const struct lcd_ctrl int_ctrl; / internal LCD ctrl */
385	struct lcd_ctrl_extif ext_if; / LCD ctrl external
386	interface */
387	struct device *dev;
388	struct fb_var_screeninfo new_var; /* for mode changes */
389
390	struct omapfb_mem_desc mem_desc;
391	struct fb_info *fb_info[OMAPFB_PLANE_NUM];
392	};
393
394	struct omapfb_platform_data {
395	struct omap_lcd_config lcd;
396	struct omapfb_mem_desc mem_desc;
397	void *ctrl_platform_data;
398	};
399
400	#ifdef CONFIG_ARCH_OMAP1
401	extern struct lcd_ctrl omap1_lcd_ctrl;
402	#else
403	extern struct lcd_ctrl omap2_disp_ctrl;
404	#endif
405
406	extern void omapfb_set_platform_data(struct omapfb_platform_data *data);
407
408	extern void omapfb_reserve_sdram(void);
409	extern void omapfb_register_panel(struct lcd_panel *panel);
410	extern void omapfb_write_first_pixel(struct omapfb_device *fbdev, u16 pixval);
411	extern void omapfb_notify_clients(struct omapfb_device *fbdev,
412	unsigned long event);
413	extern int omapfb_register_client(struct omapfb_notifier_block *nb,
414	omapfb_notifier_callback_t callback,
415	void *callback_data);
416	extern int omapfb_unregister_client(struct omapfb_notifier_block *nb);
417	extern int omapfb_update_window_async(struct fb_info *fbi,
418	struct omapfb_update_window *win,
419	void (callback)(void ),
420	void *callback_data);
421
422	/* in arch/arm/plat-omap/fb.c */
423	extern void omapfb_set_ctrl_platform_data(void *pdata);
424
425	#endif /* __KERNEL__ */
426
427	#endif /* __OMAPFB_H */