1#ifndef _LINUX_FB_H
2#define _LINUX_FB_H
3
4#include <linux/kgdb.h>
5#include <uapi/linux/fb.h>
6
7#define FBIO_CURSOR _IOWR('F', 0x08, struct fb_cursor_user)
8
9#include <linux/fs.h>
10#include <linux/init.h>
11#include <linux/workqueue.h>
12#include <linux/notifier.h>
13#include <linux/list.h>
14#include <linux/backlight.h>
15#include <linux/slab.h>
16#include <asm/io.h>
17
18struct vm_area_struct;
19struct fb_info;
20struct device;
21struct file;
22struct videomode;
23struct device_node;
24
25
26#define FB_DPMS_ACTIVE_OFF 1
27#define FB_DPMS_SUSPEND 2
28#define FB_DPMS_STANDBY 4
29
30#define FB_DISP_DDI 1
31#define FB_DISP_ANA_700_300 2
32#define FB_DISP_ANA_714_286 4
33#define FB_DISP_ANA_1000_400 8
34#define FB_DISP_ANA_700_000 16
35
36#define FB_DISP_MONO 32
37#define FB_DISP_RGB 64
38#define FB_DISP_MULTI 128
39#define FB_DISP_UNKNOWN 256
40
41#define FB_SIGNAL_NONE 0
42#define FB_SIGNAL_BLANK_BLANK 1
43#define FB_SIGNAL_SEPARATE 2
44#define FB_SIGNAL_COMPOSITE 4
45#define FB_SIGNAL_SYNC_ON_GREEN 8
46#define FB_SIGNAL_SERRATION_ON 16
47
48#define FB_MISC_PRIM_COLOR 1
49#define FB_MISC_1ST_DETAIL 2
50#define FB_MISC_HDMI 4
51struct fb_chroma {
52 __u32 redx;
53 __u32 greenx;
54 __u32 bluex;
55 __u32 whitex;
56 __u32 redy;
57 __u32 greeny;
58 __u32 bluey;
59 __u32 whitey;
60};
61
62struct fb_monspecs {
63 struct fb_chroma chroma;
64 struct fb_videomode *modedb;
65 __u8 manufacturer[4];
66 __u8 monitor[14];
67 __u8 serial_no[14];
68 __u8 ascii[14];
69 __u32 modedb_len;
70 __u32 model;
71 __u32 serial;
72 __u32 year;
73 __u32 week;
74 __u32 hfmin;
75 __u32 hfmax;
76 __u32 dclkmin;
77 __u32 dclkmax;
78 __u16 input;
79 __u16 dpms;
80 __u16 signal;
81 __u16 vfmin;
82 __u16 vfmax;
83 __u16 gamma;
84 __u16 gtf : 1;
85 __u16 misc;
86 __u8 version;
87 __u8 revision;
88 __u8 max_x;
89 __u8 max_y;
90};
91
92struct fb_cmap_user {
93 __u32 start;
94 __u32 len;
95 __u16 __user *red;
96 __u16 __user *green;
97 __u16 __user *blue;
98 __u16 __user *transp;
99};
100
101struct fb_image_user {
102 __u32 dx;
103 __u32 dy;
104 __u32 width;
105 __u32 height;
106 __u32 fg_color;
107 __u32 bg_color;
108 __u8 depth;
109 const char __user *data;
110 struct fb_cmap_user cmap;
111};
112
113struct fb_cursor_user {
114 __u16 set;
115 __u16 enable;
116 __u16 rop;
117 const char __user *mask;
118 struct fbcurpos hot;
119 struct fb_image_user image;
120};
121
122
123
124
125
126
127#define FB_EVENT_MODE_CHANGE 0x01
128
129
130
131#define FB_EVENT_SUSPEND 0x02
132
133
134
135#define FB_EVENT_RESUME 0x03
136
137#define FB_EVENT_MODE_DELETE 0x04
138
139#define FB_EVENT_FB_REGISTERED 0x05
140
141#define FB_EVENT_FB_UNREGISTERED 0x06
142
143#define FB_EVENT_GET_CONSOLE_MAP 0x07
144
145#define FB_EVENT_SET_CONSOLE_MAP 0x08
146
147#define FB_EVENT_BLANK 0x09
148
149#define FB_EVENT_NEW_MODELIST 0x0A
150
151
152#define FB_EVENT_MODE_CHANGE_ALL 0x0B
153
154#define FB_EVENT_CONBLANK 0x0C
155
156#define FB_EVENT_GET_REQ 0x0D
157
158#define FB_EVENT_FB_UNBIND 0x0E
159
160#define FB_EVENT_REMAP_ALL_CONSOLE 0x0F
161
162#define FB_EARLY_EVENT_BLANK 0x10
163
164#define FB_R_EARLY_EVENT_BLANK 0x11
165
166struct fb_event {
167 struct fb_info *info;
168 void *data;
169};
170
171struct fb_blit_caps {
172 u32 x;
173 u32 y;
174 u32 len;
175 u32 flags;
176};
177
178extern int fb_register_client(struct notifier_block *nb);
179extern int fb_unregister_client(struct notifier_block *nb);
180extern int fb_notifier_call_chain(unsigned long val, void *v);
181
182
183
184
185
186
187
188
189#define FB_PIXMAP_DEFAULT 1
190#define FB_PIXMAP_SYSTEM 2
191#define FB_PIXMAP_IO 4
192#define FB_PIXMAP_SYNC 256
193
194struct fb_pixmap {
195 u8 *addr;
196 u32 size;
197 u32 offset;
198 u32 buf_align;
199 u32 scan_align;
200 u32 access_align;
201 u32 flags;
202 u32 blit_x;
203 u32 blit_y;
204
205
206
207 void (*writeio)(struct fb_info *info, void __iomem *dst, void *src, unsigned int size);
208 void (*readio) (struct fb_info *info, void *dst, void __iomem *src, unsigned int size);
209};
210
211#ifdef CONFIG_FB_DEFERRED_IO
212struct fb_deferred_io {
213
214 unsigned long delay;
215 struct mutex lock;
216 struct list_head pagelist;
217
218 void (*first_io)(struct fb_info *info);
219 void (*deferred_io)(struct fb_info *info, struct list_head *pagelist);
220};
221#endif
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237struct fb_ops {
238
239 struct module *owner;
240 int (*fb_open)(struct fb_info *info, int user);
241 int (*fb_release)(struct fb_info *info, int user);
242
243
244
245
246 ssize_t (*fb_read)(struct fb_info *info, char __user *buf,
247 size_t count, loff_t *ppos);
248 ssize_t (*fb_write)(struct fb_info *info, const char __user *buf,
249 size_t count, loff_t *ppos);
250
251
252
253 int (*fb_check_var)(struct fb_var_screeninfo *var, struct fb_info *info);
254
255
256 int (*fb_set_par)(struct fb_info *info);
257
258
259 int (*fb_setcolreg)(unsigned regno, unsigned red, unsigned green,
260 unsigned blue, unsigned transp, struct fb_info *info);
261
262
263 int (*fb_setcmap)(struct fb_cmap *cmap, struct fb_info *info);
264
265
266 int (*fb_blank)(int blank, struct fb_info *info);
267
268
269 int (*fb_pan_display)(struct fb_var_screeninfo *var, struct fb_info *info);
270
271
272 void (*fb_fillrect) (struct fb_info *info, const struct fb_fillrect *rect);
273
274 void (*fb_copyarea) (struct fb_info *info, const struct fb_copyarea *region);
275
276 void (*fb_imageblit) (struct fb_info *info, const struct fb_image *image);
277
278
279 int (*fb_cursor) (struct fb_info *info, struct fb_cursor *cursor);
280
281
282 void (*fb_rotate)(struct fb_info *info, int angle);
283
284
285 int (*fb_sync)(struct fb_info *info);
286
287
288 int (*fb_ioctl)(struct fb_info *info, unsigned int cmd,
289 unsigned long arg);
290
291
292 int (*fb_compat_ioctl)(struct fb_info *info, unsigned cmd,
293 unsigned long arg);
294
295
296 int (*fb_mmap)(struct fb_info *info, struct vm_area_struct *vma);
297
298
299 void (*fb_get_caps)(struct fb_info *info, struct fb_blit_caps *caps,
300 struct fb_var_screeninfo *var);
301
302
303 void (*fb_destroy)(struct fb_info *info);
304
305
306 int (*fb_debug_enter)(struct fb_info *info);
307 int (*fb_debug_leave)(struct fb_info *info);
308};
309
310#ifdef CONFIG_FB_TILEBLITTING
311#define FB_TILE_CURSOR_NONE 0
312#define FB_TILE_CURSOR_UNDERLINE 1
313#define FB_TILE_CURSOR_LOWER_THIRD 2
314#define FB_TILE_CURSOR_LOWER_HALF 3
315#define FB_TILE_CURSOR_TWO_THIRDS 4
316#define FB_TILE_CURSOR_BLOCK 5
317
318struct fb_tilemap {
319 __u32 width;
320 __u32 height;
321 __u32 depth;
322 __u32 length;
323 const __u8 *data;
324
325};
326
327struct fb_tilerect {
328 __u32 sx;
329 __u32 sy;
330 __u32 width;
331 __u32 height;
332 __u32 index;
333 __u32 fg;
334 __u32 bg;
335 __u32 rop;
336};
337
338struct fb_tilearea {
339 __u32 sx;
340 __u32 sy;
341 __u32 dx;
342 __u32 dy;
343 __u32 width;
344 __u32 height;
345};
346
347struct fb_tileblit {
348 __u32 sx;
349 __u32 sy;
350 __u32 width;
351 __u32 height;
352 __u32 fg;
353 __u32 bg;
354 __u32 length;
355 __u32 *indices;
356};
357
358struct fb_tilecursor {
359 __u32 sx;
360 __u32 sy;
361 __u32 mode;
362 __u32 shape;
363 __u32 fg;
364 __u32 bg;
365};
366
367struct fb_tile_ops {
368
369 void (*fb_settile)(struct fb_info *info, struct fb_tilemap *map);
370
371
372
373
374 void (*fb_tilecopy)(struct fb_info *info, struct fb_tilearea *area);
375
376 void (*fb_tilefill)(struct fb_info *info, struct fb_tilerect *rect);
377
378 void (*fb_tileblit)(struct fb_info *info, struct fb_tileblit *blit);
379
380 void (*fb_tilecursor)(struct fb_info *info,
381 struct fb_tilecursor *cursor);
382
383 int (*fb_get_tilemax)(struct fb_info *info);
384};
385#endif
386
387
388#define FBINFO_MODULE 0x0001
389#define FBINFO_HWACCEL_DISABLED 0x0002
390
391
392
393
394
395
396#define FBINFO_VIRTFB 0x0004
397#define FBINFO_PARTIAL_PAN_OK 0x0040
398#define FBINFO_READS_FAST 0x0080
399
400
401
402
403
404
405
406#define FBINFO_HWACCEL_NONE 0x0000
407#define FBINFO_HWACCEL_COPYAREA 0x0100
408#define FBINFO_HWACCEL_FILLRECT 0x0200
409#define FBINFO_HWACCEL_IMAGEBLIT 0x0400
410#define FBINFO_HWACCEL_ROTATE 0x0800
411#define FBINFO_HWACCEL_XPAN 0x1000
412#define FBINFO_HWACCEL_YPAN 0x2000
413#define FBINFO_HWACCEL_YWRAP 0x4000
414
415#define FBINFO_MISC_USEREVENT 0x10000
416
417#define FBINFO_MISC_TILEBLITTING 0x20000
418
419
420
421
422
423
424
425
426
427
428
429#define FBINFO_MISC_ALWAYS_SETPAR 0x40000
430
431
432#define FBINFO_MISC_FIRMWARE 0x80000
433
434
435
436#define FBINFO_FOREIGN_ENDIAN 0x100000
437
438
439
440
441
442#define FBINFO_BE_MATH 0x100000
443
444
445
446#define FBINFO_CAN_FORCE_OUTPUT 0x200000
447
448struct fb_info {
449 atomic_t count;
450 int node;
451 int flags;
452 struct mutex lock;
453 struct mutex mm_lock;
454 struct fb_var_screeninfo var;
455 struct fb_fix_screeninfo fix;
456 struct fb_monspecs monspecs;
457 struct work_struct queue;
458 struct fb_pixmap pixmap;
459 struct fb_pixmap sprite;
460 struct fb_cmap cmap;
461 struct list_head modelist;
462 struct fb_videomode *mode;
463
464#ifdef CONFIG_FB_BACKLIGHT
465
466
467
468 struct backlight_device *bl_dev;
469
470
471 struct mutex bl_curve_mutex;
472 u8 bl_curve[FB_BACKLIGHT_LEVELS];
473#endif
474#ifdef CONFIG_FB_DEFERRED_IO
475 struct delayed_work deferred_work;
476 struct fb_deferred_io *fbdefio;
477#endif
478
479 struct fb_ops *fbops;
480 struct device *device;
481 struct device *dev;
482 int class_flag;
483#ifdef CONFIG_FB_TILEBLITTING
484 struct fb_tile_ops *tileops;
485#endif
486 char __iomem *screen_base;
487 unsigned long screen_size;
488 void *pseudo_palette;
489#define FBINFO_STATE_RUNNING 0
490#define FBINFO_STATE_SUSPENDED 1
491 u32 state;
492 void *fbcon_par;
493
494 void *par;
495
496
497
498 struct apertures_struct {
499 unsigned int count;
500 struct aperture {
501 resource_size_t base;
502 resource_size_t size;
503 } ranges[0];
504 } *apertures;
505
506 bool skip_vt_switch;
507};
508
509static inline struct apertures_struct *alloc_apertures(unsigned int max_num) {
510 struct apertures_struct *a = kzalloc(sizeof(struct apertures_struct)
511 + max_num * sizeof(struct aperture), GFP_KERNEL);
512 if (!a)
513 return NULL;
514 a->count = max_num;
515 return a;
516}
517
518#ifdef MODULE
519#define FBINFO_DEFAULT FBINFO_MODULE
520#else
521#define FBINFO_DEFAULT 0
522#endif
523
524
525#define FBINFO_FLAG_MODULE FBINFO_MODULE
526#define FBINFO_FLAG_DEFAULT FBINFO_DEFAULT
527
528
529
530
531
532
533
534#define STUPID_ACCELF_TEXT_SHIT
535
536
537#if defined(__sparc__)
538
539
540
541
542
543
544#define fb_readb sbus_readb
545#define fb_readw sbus_readw
546#define fb_readl sbus_readl
547#define fb_readq sbus_readq
548#define fb_writeb sbus_writeb
549#define fb_writew sbus_writew
550#define fb_writel sbus_writel
551#define fb_writeq sbus_writeq
552#define fb_memset sbus_memset_io
553#define fb_memcpy_fromfb sbus_memcpy_fromio
554#define fb_memcpy_tofb sbus_memcpy_toio
555
556#elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) || defined(__hppa__) || defined(__sh__) || defined(__powerpc__) || defined(__avr32__) || defined(__bfin__) || defined(__arm__)
557
558#define fb_readb __raw_readb
559#define fb_readw __raw_readw
560#define fb_readl __raw_readl
561#define fb_readq __raw_readq
562#define fb_writeb __raw_writeb
563#define fb_writew __raw_writew
564#define fb_writel __raw_writel
565#define fb_writeq __raw_writeq
566#define fb_memset memset_io
567#define fb_memcpy_fromfb memcpy_fromio
568#define fb_memcpy_tofb memcpy_toio
569
570#else
571
572#define fb_readb(addr) (*(volatile u8 *) (addr))
573#define fb_readw(addr) (*(volatile u16 *) (addr))
574#define fb_readl(addr) (*(volatile u32 *) (addr))
575#define fb_readq(addr) (*(volatile u64 *) (addr))
576#define fb_writeb(b,addr) (*(volatile u8 *) (addr) = (b))
577#define fb_writew(b,addr) (*(volatile u16 *) (addr) = (b))
578#define fb_writel(b,addr) (*(volatile u32 *) (addr) = (b))
579#define fb_writeq(b,addr) (*(volatile u64 *) (addr) = (b))
580#define fb_memset memset
581#define fb_memcpy_fromfb memcpy
582#define fb_memcpy_tofb memcpy
583
584#endif
585
586#define FB_LEFT_POS(p, bpp) (fb_be_math(p) ? (32 - (bpp)) : 0)
587#define FB_SHIFT_HIGH(p, val, bits) (fb_be_math(p) ? (val) >> (bits) : \
588 (val) << (bits))
589#define FB_SHIFT_LOW(p, val, bits) (fb_be_math(p) ? (val) << (bits) : \
590 (val) >> (bits))
591
592
593
594
595
596extern int fb_set_var(struct fb_info *info, struct fb_var_screeninfo *var);
597extern int fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var);
598extern int fb_blank(struct fb_info *info, int blank);
599extern void cfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect);
600extern void cfb_copyarea(struct fb_info *info, const struct fb_copyarea *area);
601extern void cfb_imageblit(struct fb_info *info, const struct fb_image *image);
602
603
604
605extern void sys_fillrect(struct fb_info *info, const struct fb_fillrect *rect);
606extern void sys_copyarea(struct fb_info *info, const struct fb_copyarea *area);
607extern void sys_imageblit(struct fb_info *info, const struct fb_image *image);
608extern ssize_t fb_sys_read(struct fb_info *info, char __user *buf,
609 size_t count, loff_t *ppos);
610extern ssize_t fb_sys_write(struct fb_info *info, const char __user *buf,
611 size_t count, loff_t *ppos);
612
613
614extern int register_framebuffer(struct fb_info *fb_info);
615extern int unregister_framebuffer(struct fb_info *fb_info);
616extern int unlink_framebuffer(struct fb_info *fb_info);
617extern int remove_conflicting_framebuffers(struct apertures_struct *a,
618 const char *name, bool primary);
619extern int fb_prepare_logo(struct fb_info *fb_info, int rotate);
620extern int fb_show_logo(struct fb_info *fb_info, int rotate);
621extern char* fb_get_buffer_offset(struct fb_info *info, struct fb_pixmap *buf, u32 size);
622extern void fb_pad_unaligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 idx,
623 u32 height, u32 shift_high, u32 shift_low, u32 mod);
624extern void fb_pad_aligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch, u32 height);
625extern void fb_set_suspend(struct fb_info *info, int state);
626extern int fb_get_color_depth(struct fb_var_screeninfo *var,
627 struct fb_fix_screeninfo *fix);
628extern int fb_get_options(const char *name, char **option);
629extern int fb_new_modelist(struct fb_info *info);
630
631extern struct fb_info *registered_fb[FB_MAX];
632extern int num_registered_fb;
633extern struct class *fb_class;
634
635extern int lock_fb_info(struct fb_info *info);
636
637static inline void unlock_fb_info(struct fb_info *info)
638{
639 mutex_unlock(&info->lock);
640}
641
642static inline void __fb_pad_aligned_buffer(u8 *dst, u32 d_pitch,
643 u8 *src, u32 s_pitch, u32 height)
644{
645 u32 i, j;
646
647 d_pitch -= s_pitch;
648
649 for (i = height; i--; ) {
650
651 for (j = 0; j < s_pitch; j++)
652 *dst++ = *src++;
653 dst += d_pitch;
654 }
655}
656
657
658extern void fb_deferred_io_init(struct fb_info *info);
659extern void fb_deferred_io_open(struct fb_info *info,
660 struct inode *inode,
661 struct file *file);
662extern void fb_deferred_io_cleanup(struct fb_info *info);
663extern int fb_deferred_io_fsync(struct file *file, loff_t start,
664 loff_t end, int datasync);
665
666static inline bool fb_be_math(struct fb_info *info)
667{
668#ifdef CONFIG_FB_FOREIGN_ENDIAN
669#if defined(CONFIG_FB_BOTH_ENDIAN)
670 return info->flags & FBINFO_BE_MATH;
671#elif defined(CONFIG_FB_BIG_ENDIAN)
672 return true;
673#elif defined(CONFIG_FB_LITTLE_ENDIAN)
674 return false;
675#endif
676#else
677#ifdef __BIG_ENDIAN
678 return true;
679#else
680 return false;
681#endif
682#endif
683}
684
685
686extern struct fb_info *framebuffer_alloc(size_t size, struct device *dev);
687extern void framebuffer_release(struct fb_info *info);
688extern int fb_init_device(struct fb_info *fb_info);
689extern void fb_cleanup_device(struct fb_info *head);
690extern void fb_bl_default_curve(struct fb_info *fb_info, u8 off, u8 min, u8 max);
691
692
693#define FB_MAXTIMINGS 0
694#define FB_VSYNCTIMINGS 1
695#define FB_HSYNCTIMINGS 2
696#define FB_DCLKTIMINGS 3
697#define FB_IGNOREMON 0x100
698
699#define FB_MODE_IS_UNKNOWN 0
700#define FB_MODE_IS_DETAILED 1
701#define FB_MODE_IS_STANDARD 2
702#define FB_MODE_IS_VESA 4
703#define FB_MODE_IS_CALCULATED 8
704#define FB_MODE_IS_FIRST 16
705#define FB_MODE_IS_FROM_VAR 32
706
707extern int fbmon_dpms(const struct fb_info *fb_info);
708extern int fb_get_mode(int flags, u32 val, struct fb_var_screeninfo *var,
709 struct fb_info *info);
710extern int fb_validate_mode(const struct fb_var_screeninfo *var,
711 struct fb_info *info);
712extern int fb_parse_edid(unsigned char *edid, struct fb_var_screeninfo *var);
713extern const unsigned char *fb_firmware_edid(struct device *device);
714extern void fb_edid_to_monspecs(unsigned char *edid,
715 struct fb_monspecs *specs);
716extern void fb_edid_add_monspecs(unsigned char *edid,
717 struct fb_monspecs *specs);
718extern void fb_destroy_modedb(struct fb_videomode *modedb);
719extern int fb_find_mode_cvt(struct fb_videomode *mode, int margins, int rb);
720extern unsigned char *fb_ddc_read(struct i2c_adapter *adapter);
721
722extern int of_get_fb_videomode(struct device_node *np,
723 struct fb_videomode *fb,
724 int index);
725extern int fb_videomode_from_videomode(const struct videomode *vm,
726 struct fb_videomode *fbmode);
727
728
729#define VESA_MODEDB_SIZE 43
730#define DMT_SIZE 0x50
731
732extern void fb_var_to_videomode(struct fb_videomode *mode,
733 const struct fb_var_screeninfo *var);
734extern void fb_videomode_to_var(struct fb_var_screeninfo *var,
735 const struct fb_videomode *mode);
736extern int fb_mode_is_equal(const struct fb_videomode *mode1,
737 const struct fb_videomode *mode2);
738extern int fb_add_videomode(const struct fb_videomode *mode,
739 struct list_head *head);
740extern void fb_delete_videomode(const struct fb_videomode *mode,
741 struct list_head *head);
742extern const struct fb_videomode *fb_match_mode(const struct fb_var_screeninfo *var,
743 struct list_head *head);
744extern const struct fb_videomode *fb_find_best_mode(const struct fb_var_screeninfo *var,
745 struct list_head *head);
746extern const struct fb_videomode *fb_find_nearest_mode(const struct fb_videomode *mode,
747 struct list_head *head);
748extern void fb_destroy_modelist(struct list_head *head);
749extern void fb_videomode_to_modelist(const struct fb_videomode *modedb, int num,
750 struct list_head *head);
751extern const struct fb_videomode *fb_find_best_display(const struct fb_monspecs *specs,
752 struct list_head *head);
753
754
755extern int fb_alloc_cmap(struct fb_cmap *cmap, int len, int transp);
756extern int fb_alloc_cmap_gfp(struct fb_cmap *cmap, int len, int transp, gfp_t flags);
757extern void fb_dealloc_cmap(struct fb_cmap *cmap);
758extern int fb_copy_cmap(const struct fb_cmap *from, struct fb_cmap *to);
759extern int fb_cmap_to_user(const struct fb_cmap *from, struct fb_cmap_user *to);
760extern int fb_set_cmap(struct fb_cmap *cmap, struct fb_info *fb_info);
761extern int fb_set_user_cmap(struct fb_cmap_user *cmap, struct fb_info *fb_info);
762extern const struct fb_cmap *fb_default_cmap(int len);
763extern void fb_invert_cmaps(void);
764
765struct fb_videomode {
766 const char *name;
767 u32 refresh;
768 u32 xres;
769 u32 yres;
770 u32 pixclock;
771 u32 left_margin;
772 u32 right_margin;
773 u32 upper_margin;
774 u32 lower_margin;
775 u32 hsync_len;
776 u32 vsync_len;
777 u32 sync;
778 u32 vmode;
779 u32 flag;
780};
781
782struct dmt_videomode {
783 u32 dmt_id;
784 u32 std_2byte_code;
785 u32 cvt_3byte_code;
786 const struct fb_videomode *mode;
787};
788
789extern const char *fb_mode_option;
790extern const struct fb_videomode vesa_modes[];
791extern const struct fb_videomode cea_modes[64];
792extern const struct dmt_videomode dmt_modes[];
793
794struct fb_modelist {
795 struct list_head list;
796 struct fb_videomode mode;
797};
798
799extern int fb_find_mode(struct fb_var_screeninfo *var,
800 struct fb_info *info, const char *mode_option,
801 const struct fb_videomode *db,
802 unsigned int dbsize,
803 const struct fb_videomode *default_mode,
804 unsigned int default_bpp);
805
806
807#define fb_err(fb_info, fmt, ...) \
808 pr_err("fb%d: " fmt, (fb_info)->node, ##__VA_ARGS__)
809#define fb_notice(info, fmt, ...) \
810 pr_notice("fb%d: " fmt, (fb_info)->node, ##__VA_ARGS__)
811#define fb_warn(fb_info, fmt, ...) \
812 pr_warn("fb%d: " fmt, (fb_info)->node, ##__VA_ARGS__)
813#define fb_info(fb_info, fmt, ...) \
814 pr_info("fb%d: " fmt, (fb_info)->node, ##__VA_ARGS__)
815#define fb_dbg(fb_info, fmt, ...) \
816 pr_debug("fb%d: " fmt, (fb_info)->node, ##__VA_ARGS__)
817
818#endif
819