include/asm-arm/arch-omap/omapfb.h - maze/linux - Git at Google

 /*
  * File: include/asm-arm/arch-omap/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

 /* 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_UPDATE_WINDOW_OLD OMAP_IOW(41, struct omapfb_update_window_old)
 #define OMAPFB_GET_CAPS		OMAP_IOR(42, unsigned long)
 #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	OMAP_IOW(47, struct omapfb_update_window)
 #define OMAPFB_SETUP_PLANE	OMAP_IOW(48, struct omapfb_setup_plane)
 #define OMAPFB_ENABLE_PLANE	OMAP_IOW(49, struct omapfb_enable_plane)
 #define OMAPFB_SET_COLOR_KEY	OMAP_IOW(50, struct omapfb_color_key)

 #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_SET_BACKLIGHT	0x01000000

 /* Values from DSP must map to lower 16-bits */
 #define OMAPFB_FORMAT_MASK         0x00ff
 #define OMAPFB_FORMAT_FLAG_DOUBLE  0x0100

 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,
 };

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

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

 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_setup_plane {
 	__u8  plane;
 	__u8  channel_out;
 	__u32 offset;
 	__u32 pos_x, pos_y;
 	__u32 width, height;
 	__u32 color_mode;
 };

 struct omapfb_enable_plane {
 	__u8  plane;
 	__u8  enable;
 };

 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
 };

 #ifdef __KERNEL__

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

 #include <asm/arch/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

 #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 omapfb_device *fbdev);
 	void		(*cleanup)	(void);
 	int		(*enable)	(void);
 	void		(*disable)	(void);
 	unsigned long	(*get_caps)	(void);
 	int		(*set_bklight_level)(unsigned int level);
 	unsigned int	(*get_bklight_level)(void);
 	unsigned int	(*get_bklight_max)  (void);
 	int		(*run_test)	(int test_num);
 };

 struct omapfb_device;

 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)		(void);
 	void (*cleanup)		(void);
 	void (*get_clk_info)	(u32 *clk_period, u32 *max_clk_div);
 	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);
 	unsigned long		max_transmit_size;
 };

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

 typedef int (*omapfb_notifier_callback_t)(struct omapfb_notifier_block *,
 					   unsigned long event,
 					   struct omapfb_device *fbdev);

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

 	int		(*init)		  (struct omapfb_device *fbdev,
 					   int ext_mode, int req_vram_size);
 	void		(*cleanup)	  (void);
 	void		(*bind_client)	  (struct omapfb_notifier_block *nb);
 	void		(*get_vram_layout)(unsigned long *size,
 					   void **virt_base,
 					   dma_addr_t *phys_base);
 	int		(*mmap)		  (struct vm_area_struct *vma);
 	unsigned long	(*get_caps)	  (void);
 	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		(*enable_plane)	  (int plane, int enable);
 	int		(*update_window)  (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);

 };

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

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

 	void			*vram_virt_base;
 	dma_addr_t		vram_phys_base;
 	unsigned long		vram_size;

 	int			color_mode;
 	int			palette_size;
 	int			mirror;
 	u32			pseudo_palette[17];

 	struct lcd_panel	*panel;			/* LCD panel */
 	struct lcd_ctrl         *ctrl;			/* LCD controller */
 	struct lcd_ctrl		*int_ctrl;		/* internal LCD ctrl */
 	struct lcd_ctrl_extif	*ext_if;		/* LCD ctrl external
 							   interface */
 	struct fb_info		*fb_info;

 	struct device		*dev;
 };

 struct omapfb_platform_data {
 	struct omap_lcd_config   lcd;
 	struct omap_fbmem_config fbmem;
 };

 #define OMAPFB_EVENT_READY	1
 #define OMAPFB_EVENT_DISABLED	2

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

 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 omapfb_update_window *win,
 					void (*callback)(void *),
 					void *callback_data);

 /* in arch/arm/plat-omap/devices.c */
 extern void omapfb_reserve_mem(void);

 #endif /* __KERNEL__ */

 #endif /* __OMAPFB_H */
	/*
	* File: include/asm-arm/arch-omap/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

	/* 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_UPDATE_WINDOW_OLD OMAP_IOW(41, struct omapfb_update_window_old)
	#define OMAPFB_GET_CAPS OMAP_IOR(42, unsigned long)
	#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 OMAP_IOW(47, struct omapfb_update_window)
	#define OMAPFB_SETUP_PLANE OMAP_IOW(48, struct omapfb_setup_plane)
	#define OMAPFB_ENABLE_PLANE OMAP_IOW(49, struct omapfb_enable_plane)
	#define OMAPFB_SET_COLOR_KEY OMAP_IOW(50, struct omapfb_color_key)

	#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_SET_BACKLIGHT 0x01000000

	/* Values from DSP must map to lower 16-bits */
	#define OMAPFB_FORMAT_MASK 0x00ff
	#define OMAPFB_FORMAT_FLAG_DOUBLE 0x0100

	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,
	};

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

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

	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_setup_plane {
	__u8 plane;
	__u8 channel_out;
	__u32 offset;
	__u32 pos_x, pos_y;
	__u32 width, height;
	__u32 color_mode;
	};

	struct omapfb_enable_plane {
	__u8 plane;
	__u8 enable;
	};

	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
	};

	#ifdef __KERNEL__

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

	#include <asm/arch/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

	#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 omapfb_device fbdev);
	void (*cleanup) (void);
	int (*enable) (void);
	void (*disable) (void);
	unsigned long (*get_caps) (void);
	int (*set_bklight_level)(unsigned int level);
	unsigned int (*get_bklight_level)(void);
	unsigned int (*get_bklight_max) (void);
	int (*run_test) (int test_num);
	};

	struct omapfb_device;

	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) (void);
	void (*cleanup) (void);
	void (get_clk_info) (u32 clk_period, u32 *max_clk_div);
	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);
	unsigned long max_transmit_size;
	};

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

	typedef int (omapfb_notifier_callback_t)(struct omapfb_notifier_block ,
	unsigned long event,
	struct omapfb_device *fbdev);

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

	int (init) (struct omapfb_device fbdev,
	int ext_mode, int req_vram_size);
	void (*cleanup) (void);
	void (bind_client) (struct omapfb_notifier_block nb);
	void (get_vram_layout)(unsigned long size,
	void **virt_base,
	dma_addr_t *phys_base);
	int (mmap) (struct vm_area_struct vma);
	unsigned long (*get_caps) (void);
	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 (*enable_plane) (int plane, int enable);
	int (update_window) (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);

	};

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

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

	void *vram_virt_base;
	dma_addr_t vram_phys_base;
	unsigned long vram_size;

	int color_mode;
	int palette_size;
	int mirror;
	u32 pseudo_palette[17];

	struct lcd_panel panel; / LCD panel */
	struct lcd_ctrl ctrl; / LCD controller */
	struct lcd_ctrl int_ctrl; / internal LCD ctrl */
	struct lcd_ctrl_extif ext_if; / LCD ctrl external
	interface */
	struct fb_info *fb_info;

	struct device *dev;
	};

	struct omapfb_platform_data {
	struct omap_lcd_config lcd;
	struct omap_fbmem_config fbmem;
	};

	#define OMAPFB_EVENT_READY 1
	#define OMAPFB_EVENT_DISABLED 2

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

	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 omapfb_update_window *win,
	void (callback)(void ),
	void *callback_data);

	/* in arch/arm/plat-omap/devices.c */
	extern void omapfb_reserve_mem(void);

	#endif /* __KERNEL__ */

	#endif /* __OMAPFB_H */