70 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			70 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*-*- linux-c -*-
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|  *  linux/drivers/video/i810fb_main.h -- Intel 810 frame buffer device 
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|  *                                       main header file
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|  *
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|  *      Copyright (C) 2001 Antonino Daplas<adaplas@pol.net>
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|  *      All Rights Reserved      
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|  *
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|  *
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|  *  This file is subject to the terms and conditions of the GNU General Public
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|  *  License. See the file COPYING in the main directory of this archive for
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|  *  more details.
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|  */
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| 
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| #ifndef __I810_MAIN_H__
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| #define __I810_MAIN_H__
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| 
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| /* Video Timings */
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| extern void round_off_xres         (u32 *xres);
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| extern void round_off_yres         (u32 *xres, u32 *yres);
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| extern u32 i810_get_watermark      (const struct fb_var_screeninfo *var,
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| 			            struct i810fb_par *par);
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| extern void i810fb_encode_registers(const struct fb_var_screeninfo *var,
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| 				    struct i810fb_par *par, u32 xres, u32 yres);
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| extern void i810fb_fill_var_timings(struct fb_var_screeninfo *var);
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| 				    
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| /* Accelerated Functions */
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| extern void i810fb_fillrect (struct fb_info *p, 
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| 			     const struct fb_fillrect *rect);
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| extern void i810fb_copyarea (struct fb_info *p, 
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| 			     const struct fb_copyarea *region);
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| extern void i810fb_imageblit(struct fb_info *p, const struct fb_image *image);
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| extern int  i810fb_sync     (struct fb_info *p);
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| 
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| extern void i810fb_init_ringbuffer(struct fb_info *info);
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| extern void i810fb_load_front     (u32 offset, struct fb_info *info);
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| 
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| #ifdef CONFIG_FB_I810_I2C
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| /* I2C */
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| extern int i810_probe_i2c_connector(struct fb_info *info, u8 **out_edid,
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| 				    int conn);
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| extern void i810_create_i2c_busses(struct i810fb_par *par);
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| extern void i810_delete_i2c_busses(struct i810fb_par *par);
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| #else
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| static inline int i810_probe_i2c_connector(struct fb_info *info, u8 **out_edid,
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| 				    int conn)
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| {
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| 	return 1;
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| }
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| static inline void i810_create_i2c_busses(struct i810fb_par *par) { }
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| static inline void i810_delete_i2c_busses(struct i810fb_par *par) { }
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| #endif
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| 
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| /* Conditionals */
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| #ifdef CONFIG_X86
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| static inline void flush_cache(void)
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| {
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| 	asm volatile ("wbinvd":::"memory");
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| }
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| #else
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| #define flush_cache() do { } while(0)
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| #endif 
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| 
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| #ifdef CONFIG_FB_I810_GTF
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| #define IS_DVT (0)
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| #else
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| #define IS_DVT (1)
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| #endif
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| 
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| #endif /* __I810_MAIN_H__ */
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