linux/drivers/video/omap/omapfb.h
Tomi Valkeinen ae7e1f2d0b OMAPFB: remove remaining OMAP arch checks
Now that the old omapfb driver is only omap1 display driver, there's no
need to check if the arch is omap1. This patch removes the few remaining
checks for the arch.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
2012-02-23 09:39:35 +02:00

247 lines
7.5 KiB
C

/*
* File: drivers/video/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
#include <linux/fb.h>
#include <linux/mutex.h>
#include <linux/omapfb.h>
#define OMAPFB_EVENT_READY 1
#define OMAPFB_EVENT_DISABLED 2
#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
struct omapfb_device;
#define OMAPFB_PLANE_NUM 1
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_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 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 platform_device *dssdev; /* dummy dev for clocks */
};
extern struct lcd_ctrl omap1_lcd_ctrl;
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);
#endif /* __OMAPFB_H */