| 1 | /*-*- linux-c -*- |
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| 2 | * linux/drivers/video/i810fb_main.h -- Intel 810 frame buffer device |
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| 3 | * main header file |
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| 4 | * |
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| 5 | * Copyright (C) 2001 Antonino Daplas<adaplas@pol.net> |
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| 6 | * All Rights Reserved |
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| 7 | * |
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| 8 | * |
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| 9 | * This file is subject to the terms and conditions of the GNU General Public |
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| 10 | * License. See the file COPYING in the main directory of this archive for |
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| 11 | * more details. |
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| 12 | */ |
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| 13 | |
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| 14 | #ifndef __I810_MAIN_H__ |
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| 15 | #define __I810_MAIN_H__ |
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| 16 | |
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| 17 | /* Video Timings */ |
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| 18 | extern void round_off_xres (u32 *xres); |
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| 19 | extern void round_off_yres (u32 *xres, u32 *yres); |
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| 20 | extern u32 i810_get_watermark (const struct fb_var_screeninfo *var, |
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| 21 | struct i810fb_par *par); |
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| 22 | extern void i810fb_encode_registers(const struct fb_var_screeninfo *var, |
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| 23 | struct i810fb_par *par, u32 xres, u32 yres); |
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| 24 | extern void i810fb_fill_var_timings(struct fb_var_screeninfo *var); |
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| 25 | |
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| 26 | /* Accelerated Functions */ |
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| 27 | extern void i810fb_fillrect (struct fb_info *p, |
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| 28 | const struct fb_fillrect *rect); |
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| 29 | extern void i810fb_copyarea (struct fb_info *p, |
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| 30 | const struct fb_copyarea *region); |
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| 31 | extern void i810fb_imageblit(struct fb_info *p, const struct fb_image *image); |
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| 32 | extern int i810fb_sync (struct fb_info *p); |
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| 33 | |
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| 34 | extern void i810fb_init_ringbuffer(struct fb_info *info); |
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| 35 | extern void i810fb_load_front (u32 offset, struct fb_info *info); |
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| 36 | |
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| 37 | #ifdef CONFIG_FB_I810_I2C |
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| 38 | /* I2C */ |
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| 39 | extern int i810_probe_i2c_connector(struct fb_info *info, u8 **out_edid, |
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| 40 | int conn); |
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| 41 | extern void i810_create_i2c_busses(struct i810fb_par *par); |
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| 42 | extern void i810_delete_i2c_busses(struct i810fb_par *par); |
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| 43 | #else |
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| 44 | static inline int i810_probe_i2c_connector(struct fb_info *info, u8 **out_edid, |
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| 45 | int conn) |
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| 46 | { |
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| 47 | return 1; |
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| 48 | } |
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| 49 | static inline void i810_create_i2c_busses(struct i810fb_par *par) { } |
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| 50 | static inline void i810_delete_i2c_busses(struct i810fb_par *par) { } |
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| 51 | #endif |
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| 52 | |
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| 53 | /* Conditionals */ |
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| 54 | #ifdef CONFIG_X86 |
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| 55 | static inline void flush_cache(void) |
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| 56 | { |
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| 57 | asm volatile ("wbinvd" :::"memory" ); |
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| 58 | } |
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| 59 | #else |
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| 60 | #define flush_cache() do { } while(0) |
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| 61 | #endif |
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| 62 | |
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| 63 | #ifdef CONFIG_FB_I810_GTF |
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| 64 | #define IS_DVT (0) |
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| 65 | #else |
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| 66 | #define IS_DVT (1) |
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| 67 | #endif |
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| 68 | |
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| 69 | #endif /* __I810_MAIN_H__ */ |
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| 70 | |
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