70 lines · c
1/*-*- linux-c -*-2 * linux/drivers/video/i810fb_main.h -- Intel 810 frame buffer device 3 * main header file4 *5 * Copyright (C) 2001 Antonino Daplas<adaplas@pol.net>6 * All Rights Reserved 7 *8 *9 * This file is subject to the terms and conditions of the GNU General Public10 * License. See the file COPYING in the main directory of this archive for11 * more details.12 */13 14#ifndef __I810_MAIN_H__15#define __I810_MAIN_H__16 17/* Video Timings */18extern void round_off_xres (u32 *xres);19extern void round_off_yres (u32 *xres, u32 *yres);20extern u32 i810_get_watermark (const struct fb_var_screeninfo *var,21 struct i810fb_par *par);22extern void i810fb_encode_registers(const struct fb_var_screeninfo *var,23 struct i810fb_par *par, u32 xres, u32 yres);24extern void i810fb_fill_var_timings(struct fb_var_screeninfo *var);25 26/* Accelerated Functions */27extern void i810fb_fillrect (struct fb_info *p, 28 const struct fb_fillrect *rect);29extern void i810fb_copyarea (struct fb_info *p, 30 const struct fb_copyarea *region);31extern void i810fb_imageblit(struct fb_info *p, const struct fb_image *image);32extern int i810fb_sync (struct fb_info *p);33 34extern void i810fb_init_ringbuffer(struct fb_info *info);35extern void i810fb_load_front (u32 offset, struct fb_info *info);36 37#ifdef CONFIG_FB_I810_I2C38/* I2C */39extern int i810_probe_i2c_connector(struct fb_info *info, u8 **out_edid,40 int conn);41extern void i810_create_i2c_busses(struct i810fb_par *par);42extern void i810_delete_i2c_busses(struct i810fb_par *par);43#else44static inline int i810_probe_i2c_connector(struct fb_info *info, u8 **out_edid,45 int conn)46{47 return 1;48}49static inline void i810_create_i2c_busses(struct i810fb_par *par) { }50static inline void i810_delete_i2c_busses(struct i810fb_par *par) { }51#endif52 53/* Conditionals */54#ifdef CONFIG_X8655static inline void flush_cache(void)56{57 asm volatile ("wbinvd":::"memory");58}59#else60#define flush_cache() do { } while(0)61#endif 62 63#ifdef CONFIG_FB_I810_GTF64#define IS_DVT (0)65#else66#define IS_DVT (1)67#endif68 69#endif /* __I810_MAIN_H__ */70