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1408 serge 1
#ifndef _LINUX_FB_H
2
#define _LINUX_FB_H
3
 
4
#include 
5
#include 
6
 
7
struct dentry;
8
 
9
/* Definitions of frame buffers						*/
10
 
11
#define FB_MAX			32	/* sufficient for now */
12
 
1964 serge 13
/* ioctls
14
   0x46 is 'F'								*/
15
#define FBIOGET_VSCREENINFO	0x4600
16
#define FBIOPUT_VSCREENINFO	0x4601
17
#define FBIOGET_FSCREENINFO	0x4602
18
#define FBIOGETCMAP		0x4604
19
#define FBIOPUTCMAP		0x4605
20
#define FBIOPAN_DISPLAY		0x4606
21
#ifdef __KERNEL__
22
#define FBIO_CURSOR            _IOWR('F', 0x08, struct fb_cursor_user)
23
#else
24
#define FBIO_CURSOR            _IOWR('F', 0x08, struct fb_cursor)
25
#endif
26
/* 0x4607-0x460B are defined below */
27
/* #define FBIOGET_MONITORSPEC	0x460C */
28
/* #define FBIOPUT_MONITORSPEC	0x460D */
29
/* #define FBIOSWITCH_MONIBIT	0x460E */
30
#define FBIOGET_CON2FBMAP	0x460F
31
#define FBIOPUT_CON2FBMAP	0x4610
32
#define FBIOBLANK		0x4611		/* arg: 0 or vesa level + 1 */
33
#define FBIOGET_VBLANK		_IOR('F', 0x12, struct fb_vblank)
34
#define FBIO_ALLOC              0x4613
35
#define FBIO_FREE               0x4614
36
#define FBIOGET_GLYPH           0x4615
37
#define FBIOGET_HWCINFO         0x4616
38
#define FBIOPUT_MODEINFO        0x4617
39
#define FBIOGET_DISPINFO        0x4618
40
#define FBIO_WAITFORVSYNC	_IOW('F', 0x20, __u32)
1408 serge 41
 
42
#define FB_TYPE_PACKED_PIXELS		0	/* Packed Pixels	*/
43
#define FB_TYPE_PLANES              1   /* Non interleaved planes */
44
#define FB_TYPE_INTERLEAVED_PLANES	2	/* Interleaved planes	*/
45
#define FB_TYPE_TEXT                3   /* Text/attributes  */
46
#define FB_TYPE_VGA_PLANES          4   /* EGA/VGA planes   */
47
 
48
#define FB_AUX_TEXT_MDA             0   /* Monochrome text */
49
#define FB_AUX_TEXT_CGA             1   /* CGA/EGA/VGA Color text */
50
#define FB_AUX_TEXT_S3_MMIO         2   /* S3 MMIO fasttext */
51
#define FB_AUX_TEXT_MGA_STEP16      3   /* MGA Millenium I: text, attr, 14 reserved bytes */
52
#define FB_AUX_TEXT_MGA_STEP8       4   /* other MGAs:      text, attr,  6 reserved bytes */
53
#define FB_AUX_TEXT_SVGA_GROUP      8   /* 8-15: SVGA tileblit compatible modes */
54
#define FB_AUX_TEXT_SVGA_MASK       7   /* lower three bits says step */
55
#define FB_AUX_TEXT_SVGA_STEP2      8   /* SVGA text mode:  text, attr */
56
#define FB_AUX_TEXT_SVGA_STEP4      9   /* SVGA text mode:  text, attr,  2 reserved bytes */
57
#define FB_AUX_TEXT_SVGA_STEP8      10  /* SVGA text mode:  text, attr,  6 reserved bytes */
58
#define FB_AUX_TEXT_SVGA_STEP16     11  /* SVGA text mode:  text, attr, 14 reserved bytes */
59
#define FB_AUX_TEXT_SVGA_LAST       15  /* reserved up to 15 */
60
 
61
#define FB_AUX_VGA_PLANES_VGA4		0	/* 16 color planes (EGA/VGA) */
62
#define FB_AUX_VGA_PLANES_CFB4		1	/* CFB4 in planes (VGA) */
63
#define FB_AUX_VGA_PLANES_CFB8		2	/* CFB8 in planes (VGA) */
64
 
65
#define FB_VISUAL_MONO01            0   /* Monochr. 1=Black 0=White */
66
#define FB_VISUAL_MONO10            1   /* Monochr. 1=White 0=Black */
67
#define FB_VISUAL_TRUECOLOR         2   /* True color   */
68
#define FB_VISUAL_PSEUDOCOLOR		3	/* Pseudo color (like atari) */
69
#define FB_VISUAL_DIRECTCOLOR		4	/* Direct color */
70
#define FB_VISUAL_STATIC_PSEUDOCOLOR	5	/* Pseudo color readonly */
71
 
72
#define FB_ACCEL_NONE               0   /* no hardware accelerator  */
73
#define FB_ACCEL_ATARIBLITT         1   /* Atari Blitter        */
74
#define FB_ACCEL_AMIGABLITT         2   /* Amiga Blitter                */
75
#define FB_ACCEL_S3_TRIO64          3   /* Cybervision64 (S3 Trio64)    */
76
#define FB_ACCEL_NCR_77C32BLT       4   /* RetinaZ3 (NCR 77C32BLT)      */
77
#define FB_ACCEL_S3_VIRGE           5   /* Cybervision64/3D (S3 ViRGE)  */
78
#define FB_ACCEL_ATI_MACH64GX       6   /* ATI Mach 64GX family     */
79
#define FB_ACCEL_DEC_TGA            7   /* DEC 21030 TGA        */
80
#define FB_ACCEL_ATI_MACH64CT       8   /* ATI Mach 64CT family     */
81
#define FB_ACCEL_ATI_MACH64VT       9   /* ATI Mach 64CT family VT class */
82
#define FB_ACCEL_ATI_MACH64GT       10  /* ATI Mach 64CT family GT class */
83
#define FB_ACCEL_SUN_CREATOR        11  /* Sun Creator/Creator3D    */
84
#define FB_ACCEL_SUN_CGSIX          12  /* Sun cg6          */
85
#define FB_ACCEL_SUN_LEO            13  /* Sun leo/zx           */
86
#define FB_ACCEL_IMS_TWINTURBO      14  /* IMS Twin Turbo       */
87
#define FB_ACCEL_3DLABS_PERMEDIA2   15  /* 3Dlabs Permedia 2        */
88
#define FB_ACCEL_MATROX_MGA2064W    16  /* Matrox MGA2064W (Millenium)  */
89
#define FB_ACCEL_MATROX_MGA1064SG   17  /* Matrox MGA1064SG (Mystique)  */
90
#define FB_ACCEL_MATROX_MGA2164W    18  /* Matrox MGA2164W (Millenium II) */
91
#define FB_ACCEL_MATROX_MGA2164W_AGP 19	/* Matrox MGA2164W (Millenium II) */
92
#define FB_ACCEL_MATROX_MGAG100     20  /* Matrox G100 (Productiva G100) */
93
#define FB_ACCEL_MATROX_MGAG200     21  /* Matrox G200 (Myst, Mill, ...) */
94
#define FB_ACCEL_SUN_CG14           22  /* Sun cgfourteen        */
95
#define FB_ACCEL_SUN_BWTWO          23  /* Sun bwtwo            */
96
#define FB_ACCEL_SUN_CGTHREE        24  /* Sun cgthree          */
97
#define FB_ACCEL_SUN_TCX            25  /* Sun tcx          */
98
#define FB_ACCEL_MATROX_MGAG400     26  /* Matrox G400          */
99
#define FB_ACCEL_NV3                27  /* nVidia RIVA 128              */
100
#define FB_ACCEL_NV4                28  /* nVidia RIVA TNT      */
101
#define FB_ACCEL_NV5                29  /* nVidia RIVA TNT2     */
102
#define FB_ACCEL_CT_6555x           30  /* C&T 6555x            */
103
#define FB_ACCEL_3DFX_BANSHEE       31  /* 3Dfx Banshee         */
104
#define FB_ACCEL_ATI_RAGE128        32  /* ATI Rage128 family       */
105
#define FB_ACCEL_IGS_CYBER2000      33  /* CyberPro 2000        */
106
#define FB_ACCEL_IGS_CYBER2010      34  /* CyberPro 2010        */
107
#define FB_ACCEL_IGS_CYBER5000      35  /* CyberPro 5000        */
108
#define FB_ACCEL_SIS_GLAMOUR        36  /* SiS 300/630/540              */
109
#define FB_ACCEL_3DLABS_PERMEDIA3   37  /* 3Dlabs Permedia 3        */
110
#define FB_ACCEL_ATI_RADEON         38  /* ATI Radeon family        */
111
#define FB_ACCEL_I810               39      /* Intel 810/815                */
112
#define FB_ACCEL_SIS_GLAMOUR_2      40  /* SiS 315, 650, 740        */
113
#define FB_ACCEL_SIS_XABRE          41  /* SiS 330 ("Xabre")        */
114
#define FB_ACCEL_I830               42      /* Intel 830M/845G/85x/865G     */
115
#define FB_ACCEL_NV_10              43      /* nVidia Arch 10               */
116
#define FB_ACCEL_NV_20              44      /* nVidia Arch 20               */
117
#define FB_ACCEL_NV_30              45      /* nVidia Arch 30               */
118
#define FB_ACCEL_NV_40              46      /* nVidia Arch 40               */
119
#define FB_ACCEL_XGI_VOLARI_V       47  /* XGI Volari V3XT, V5, V8      */
120
#define FB_ACCEL_XGI_VOLARI_Z       48  /* XGI Volari Z7                */
121
#define FB_ACCEL_OMAP1610           49  /* TI OMAP16xx                  */
122
#define FB_ACCEL_TRIDENT_TGUI       50  /* Trident TGUI         */
123
#define FB_ACCEL_TRIDENT_3DIMAGE    51  /* Trident 3DImage      */
124
#define FB_ACCEL_TRIDENT_BLADE3D    52  /* Trident Blade3D      */
125
#define FB_ACCEL_TRIDENT_BLADEXP    53  /* Trident BladeXP      */
126
#define FB_ACCEL_CIRRUS_ALPINE      53  /* Cirrus Logic 543x/544x/5480  */
127
#define FB_ACCEL_NEOMAGIC_NM2070    90  /* NeoMagic NM2070              */
128
#define FB_ACCEL_NEOMAGIC_NM2090    91  /* NeoMagic NM2090              */
129
#define FB_ACCEL_NEOMAGIC_NM2093    92  /* NeoMagic NM2093              */
130
#define FB_ACCEL_NEOMAGIC_NM2097    93  /* NeoMagic NM2097              */
131
#define FB_ACCEL_NEOMAGIC_NM2160    94  /* NeoMagic NM2160              */
132
#define FB_ACCEL_NEOMAGIC_NM2200    95  /* NeoMagic NM2200              */
133
#define FB_ACCEL_NEOMAGIC_NM2230    96  /* NeoMagic NM2230              */
134
#define FB_ACCEL_NEOMAGIC_NM2360    97  /* NeoMagic NM2360              */
135
#define FB_ACCEL_NEOMAGIC_NM2380    98  /* NeoMagic NM2380              */
136
#define FB_ACCEL_PXA3XX             99  /* PXA3xx           */
137
 
138
#define FB_ACCEL_SAVAGE4            0x80    /* S3 Savage4                   */
139
#define FB_ACCEL_SAVAGE3D           0x81   /* S3 Savage3D                  */
140
#define FB_ACCEL_SAVAGE3D_MV        0x82   /* S3 Savage3D-MV               */
141
#define FB_ACCEL_SAVAGE2000         0x83   /* S3 Savage2000                */
142
#define FB_ACCEL_SAVAGE_MX_MV       0x84   /* S3 Savage/MX-MV              */
143
#define FB_ACCEL_SAVAGE_MX          0x85   /* S3 Savage/MX                 */
144
#define FB_ACCEL_SAVAGE_IX_MV       0x86   /* S3 Savage/IX-MV              */
145
#define FB_ACCEL_SAVAGE_IX          0x87   /* S3 Savage/IX                 */
146
#define FB_ACCEL_PROSAVAGE_PM       0x88   /* S3 ProSavage PM133           */
147
#define FB_ACCEL_PROSAVAGE_KM       0x89   /* S3 ProSavage KM133           */
148
#define FB_ACCEL_S3TWISTER_P        0x8a   /* S3 Twister                   */
149
#define FB_ACCEL_S3TWISTER_K        0x8b   /* S3 TwisterK                  */
150
#define FB_ACCEL_SUPERSAVAGE        0x8c    /* S3 Supersavage               */
151
#define FB_ACCEL_PROSAVAGE_DDR      0x8d   /* S3 ProSavage DDR             */
152
#define FB_ACCEL_PROSAVAGE_DDRK     0x8e   /* S3 ProSavage DDR-K           */
153
 
1970 serge 154
#define FB_ACCEL_PUV3_UNIGFX	0xa0	/* PKUnity-v3 Unigfx		*/
155
 
1408 serge 156
struct fb_fix_screeninfo {
157
	char id[16];			/* identification string eg "TT Builtin" */
158
	unsigned long smem_start;	/* Start of frame buffer mem */
159
					/* (physical address) */
160
	__u32 smem_len;			/* Length of frame buffer mem */
161
	__u32 type;			/* see FB_TYPE_*		*/
162
	__u32 type_aux;			/* Interleave for interleaved Planes */
163
	__u32 visual;			/* see FB_VISUAL_*		*/
164
	__u16 xpanstep;			/* zero if no hardware panning  */
165
	__u16 ypanstep;			/* zero if no hardware panning  */
166
	__u16 ywrapstep;		/* zero if no hardware ywrap    */
167
	__u32 line_length;		/* length of a line in bytes    */
168
	unsigned long mmio_start;	/* Start of Memory Mapped I/O   */
169
					/* (physical address) */
170
	__u32 mmio_len;			/* Length of Memory Mapped I/O  */
171
	__u32 accel;			/* Indicate to driver which	*/
172
					/*  specific chip/card we have	*/
173
	__u16 reserved[3];		/* Reserved for future compatibility */
174
};
175
 
176
/* Interpretation of offset for color fields: All offsets are from the right,
177
 * inside a "pixel" value, which is exactly 'bits_per_pixel' wide (means: you
178
 * can use the offset as right argument to <<). A pixel afterwards is a bit
179
 * stream and is written to video memory as that unmodified.
180
 *
181
 * For pseudocolor: offset and length should be the same for all color
182
 * components. Offset specifies the position of the least significant bit
183
 * of the pallette index in a pixel value. Length indicates the number
184
 * of available palette entries (i.e. # of entries = 1 << length).
185
 */
186
struct fb_bitfield {
187
	__u32 offset;			/* beginning of bitfield	*/
188
	__u32 length;			/* length of bitfield		*/
189
	__u32 msb_right;		/* != 0 : Most significant bit is */
190
					/* right */
191
};
192
 
193
#define FB_NONSTD_HAM           1   /* Hold-And-Modify (HAM)        */
194
#define FB_NONSTD_REV_PIX_IN_B	2	/* order of pixels in each byte is reversed */
195
 
196
#define FB_ACTIVATE_NOW         0   /* set values immediately (or vbl)*/
197
#define FB_ACTIVATE_NXTOPEN     1   /* activate on next open    */
198
#define FB_ACTIVATE_TEST        2   /* don't set, round up impossible */
199
#define FB_ACTIVATE_MASK       15
200
					/* values			*/
201
#define FB_ACTIVATE_VBL	       16	/* activate values on next vbl  */
202
#define FB_CHANGE_CMAP_VBL     32	/* change colormap on vbl	*/
203
#define FB_ACTIVATE_ALL	       64	/* change all VCs on this fb	*/
204
#define FB_ACTIVATE_FORCE     128	/* force apply even when no change*/
205
#define FB_ACTIVATE_INV_MODE  256       /* invalidate videomode */
206
 
207
#define FB_ACCELF_TEXT          1   /* (OBSOLETE) see fb_info.flags and vc_mode */
208
 
209
#define FB_SYNC_HOR_HIGH_ACT	1	/* horizontal sync high active	*/
210
#define FB_SYNC_VERT_HIGH_ACT	2	/* vertical sync high active	*/
211
#define FB_SYNC_EXT             4   /* external sync        */
212
#define FB_SYNC_COMP_HIGH_ACT	8	/* composite sync high active   */
213
#define FB_SYNC_BROADCAST       16  /* broadcast video timings      */
214
					/* vtotal = 144d/288n/576i => PAL  */
215
					/* vtotal = 121d/242n/484i => NTSC */
216
#define FB_SYNC_ON_GREEN        32  /* sync on green */
217
 
218
#define FB_VMODE_NONINTERLACED  0	/* non interlaced */
219
#define FB_VMODE_INTERLACED     1   /* interlaced   */
220
#define FB_VMODE_DOUBLE         2   /* double scan */
221
#define FB_VMODE_ODD_FLD_FIRST	4	/* interlaced: top line first */
222
#define FB_VMODE_MASK           255
223
 
224
#define FB_VMODE_YWRAP          256 /* ywrap instead of panning     */
225
#define FB_VMODE_SMOOTH_XPAN	512	/* smooth xpan possible (internally used) */
226
#define FB_VMODE_CONUPDATE      512 /* don't update x/yoffset   */
227
 
228
/*
229
 * Display rotation support
230
 */
231
#define FB_ROTATE_UR      0
232
#define FB_ROTATE_CW      1
233
#define FB_ROTATE_UD      2
234
#define FB_ROTATE_CCW     3
235
 
236
#define PICOS2KHZ(a) (1000000000UL/(a))
237
#define KHZ2PICOS(a) (1000000000UL/(a))
238
 
239
struct fb_var_screeninfo {
240
	__u32 xres;			/* visible resolution		*/
241
	__u32 yres;
242
	__u32 xres_virtual;		/* virtual resolution		*/
243
	__u32 yres_virtual;
244
	__u32 xoffset;			/* offset from virtual to visible */
245
	__u32 yoffset;			/* resolution			*/
246
 
247
	__u32 bits_per_pixel;		/* guess what			*/
248
	__u32 grayscale;		/* != 0 Graylevels instead of colors */
249
 
250
	struct fb_bitfield red;		/* bitfield in fb mem if true color, */
251
	struct fb_bitfield green;	/* else only length is significant */
252
	struct fb_bitfield blue;
253
	struct fb_bitfield transp;	/* transparency			*/
254
 
255
	__u32 nonstd;			/* != 0 Non standard pixel format */
256
 
257
	__u32 activate;			/* see FB_ACTIVATE_*		*/
258
 
259
	__u32 height;			/* height of picture in mm    */
260
	__u32 width;			/* width of picture in mm     */
261
 
262
	__u32 accel_flags;		/* (OBSOLETE) see fb_info.flags */
263
 
264
	/* Timing: All values in pixclocks, except pixclock (of course) */
265
	__u32 pixclock;			/* pixel clock in ps (pico seconds) */
266
	__u32 left_margin;		/* time from sync to picture	*/
267
	__u32 right_margin;		/* time from picture to sync	*/
268
	__u32 upper_margin;		/* time from sync to picture	*/
269
	__u32 lower_margin;
270
	__u32 hsync_len;		/* length of horizontal sync	*/
271
	__u32 vsync_len;		/* length of vertical sync	*/
272
	__u32 sync;			/* see FB_SYNC_*		*/
273
	__u32 vmode;			/* see FB_VMODE_*		*/
274
	__u32 rotate;			/* angle we rotate counter clockwise */
275
	__u32 reserved[5];		/* Reserved for future compatibility */
276
};
277
 
278
struct fb_cmap {
279
	__u32 start;			/* First entry	*/
280
	__u32 len;			/* Number of entries */
281
	__u16 *red;			/* Red values	*/
282
	__u16 *green;
283
	__u16 *blue;
284
	__u16 *transp;			/* transparency, can be NULL */
285
};
286
 
287
struct fb_con2fbmap {
288
	__u32 console;
289
	__u32 framebuffer;
290
};
291
 
292
/* VESA Blanking Levels */
293
#define VESA_NO_BLANKING        0
294
#define VESA_VSYNC_SUSPEND      1
295
#define VESA_HSYNC_SUSPEND      2
296
#define VESA_POWERDOWN          3
297
 
298
 
299
enum {
300
	/* screen: unblanked, hsync: on,  vsync: on */
301
	FB_BLANK_UNBLANK       = VESA_NO_BLANKING,
302
 
303
	/* screen: blanked,   hsync: on,  vsync: on */
304
	FB_BLANK_NORMAL        = VESA_NO_BLANKING + 1,
305
 
306
	/* screen: blanked,   hsync: on,  vsync: off */
307
	FB_BLANK_VSYNC_SUSPEND = VESA_VSYNC_SUSPEND + 1,
308
 
309
	/* screen: blanked,   hsync: off, vsync: on */
310
	FB_BLANK_HSYNC_SUSPEND = VESA_HSYNC_SUSPEND + 1,
311
 
312
	/* screen: blanked,   hsync: off, vsync: off */
313
	FB_BLANK_POWERDOWN     = VESA_POWERDOWN + 1
314
};
315
 
316
#define FB_VBLANK_VBLANKING	0x001	/* currently in a vertical blank */
317
#define FB_VBLANK_HBLANKING	0x002	/* currently in a horizontal blank */
318
#define FB_VBLANK_HAVE_VBLANK	0x004	/* vertical blanks can be detected */
319
#define FB_VBLANK_HAVE_HBLANK	0x008	/* horizontal blanks can be detected */
320
#define FB_VBLANK_HAVE_COUNT	0x010	/* global retrace counter is available */
321
#define FB_VBLANK_HAVE_VCOUNT	0x020	/* the vcount field is valid */
322
#define FB_VBLANK_HAVE_HCOUNT	0x040	/* the hcount field is valid */
323
#define FB_VBLANK_VSYNCING	0x080	/* currently in a vsync */
324
#define FB_VBLANK_HAVE_VSYNC	0x100	/* verical syncs can be detected */
325
 
326
struct fb_vblank {
327
	__u32 flags;			/* FB_VBLANK flags */
328
	__u32 count;			/* counter of retraces since boot */
329
	__u32 vcount;			/* current scanline position */
330
	__u32 hcount;			/* current scandot position */
331
	__u32 reserved[4];		/* reserved for future compatibility */
332
};
333
 
334
/* Internal HW accel */
335
#define ROP_COPY 0
336
#define ROP_XOR  1
337
 
338
struct fb_copyarea {
339
	__u32 dx;
340
	__u32 dy;
341
	__u32 width;
342
	__u32 height;
343
	__u32 sx;
344
	__u32 sy;
345
};
346
 
347
struct fb_fillrect {
348
	__u32 dx;	/* screen-relative */
349
	__u32 dy;
350
	__u32 width;
351
	__u32 height;
352
	__u32 color;
353
	__u32 rop;
354
};
355
 
356
struct fb_image {
357
    __u32 dx;               /* Where to place image */
358
	__u32 dy;
359
    __u32 width;            /* Size of image */
360
	__u32 height;
361
    __u32 fg_color;         /* Only used when a mono bitmap */
362
	__u32 bg_color;
363
    __u8  depth;            /* Depth of the image */
364
    const char *data;       /* Pointer to image data */
365
	struct fb_cmap cmap;	/* color map info */
366
};
367
 
368
/*
369
 * hardware cursor control
370
 */
371
 
372
#define FB_CUR_SETIMAGE 0x01
373
#define FB_CUR_SETPOS   0x02
374
#define FB_CUR_SETHOT   0x04
375
#define FB_CUR_SETCMAP  0x08
376
#define FB_CUR_SETSHAPE 0x10
377
#define FB_CUR_SETSIZE	0x20
378
#define FB_CUR_SETALL   0xFF
379
 
380
struct fbcurpos {
381
	__u16 x, y;
382
};
383
 
384
struct fb_cursor {
385
    __u16 set;              /* what to set */
386
    __u16 enable;           /* cursor on/off */
387
    __u16 rop;              /* bitop operation */
388
    const char *mask;       /* cursor mask bits */
389
	struct fbcurpos hot;	/* cursor hot spot */
390
	struct fb_image	image;	/* Cursor image */
391
};
392
 
393
#ifdef CONFIG_FB_BACKLIGHT
394
/* Settings for the generic backlight code */
395
#define FB_BACKLIGHT_LEVELS	128
396
#define FB_BACKLIGHT_MAX	0xFF
397
#endif
398
 
399
//#ifdef __KERNEL__
400
 
401
//#include 
402
//#include 
403
//#include 
404
//#include 
405
//#include 
406
#include 
1964 serge 407
#include 
1408 serge 408
//#include 
1970 serge 409
#include 
1408 serge 410
//#include 
411
 
1964 serge 412
struct vm_area_struct;
413
struct fb_info;
414
struct device;
415
struct file;
5056 serge 416
struct videomode;
417
struct device_node;
1408 serge 418
 
419
/* Definitions below are used in the parsed monitor specs */
420
#define FB_DPMS_ACTIVE_OFF	1
421
#define FB_DPMS_SUSPEND		2
422
#define FB_DPMS_STANDBY		4
423
 
424
#define FB_DISP_DDI		1
425
#define FB_DISP_ANA_700_300	2
426
#define FB_DISP_ANA_714_286	4
427
#define FB_DISP_ANA_1000_400	8
428
#define FB_DISP_ANA_700_000	16
429
 
430
#define FB_DISP_MONO		32
431
#define FB_DISP_RGB		64
432
#define FB_DISP_MULTI		128
433
#define FB_DISP_UNKNOWN		256
434
 
435
#define FB_SIGNAL_NONE		0
436
#define FB_SIGNAL_BLANK_BLANK	1
437
#define FB_SIGNAL_SEPARATE	2
438
#define FB_SIGNAL_COMPOSITE	4
439
#define FB_SIGNAL_SYNC_ON_GREEN	8
440
#define FB_SIGNAL_SERRATION_ON	16
441
 
442
#define FB_MISC_PRIM_COLOR	1
443
#define FB_MISC_1ST_DETAIL	2	/* First Detailed Timing is preferred */
5056 serge 444
#define FB_MISC_HDMI		4
1408 serge 445
struct fb_chroma {
446
	__u32 redx;	/* in fraction of 1024 */
447
	__u32 greenx;
448
	__u32 bluex;
449
	__u32 whitex;
450
	__u32 redy;
451
	__u32 greeny;
452
	__u32 bluey;
453
	__u32 whitey;
454
};
455
 
456
struct fb_monspecs {
457
	struct fb_chroma chroma;
458
	struct fb_videomode *modedb;	/* mode database */
459
	__u8  manufacturer[4];		/* Manufacturer */
460
	__u8  monitor[14];		/* Monitor String */
461
	__u8  serial_no[14];		/* Serial Number */
462
	__u8  ascii[14];		/* ? */
463
	__u32 modedb_len;		/* mode database length */
464
	__u32 model;			/* Monitor Model */
465
	__u32 serial;			/* Serial Number - Integer */
466
	__u32 year;			/* Year manufactured */
467
	__u32 week;			/* Week Manufactured */
468
	__u32 hfmin;			/* hfreq lower limit (Hz) */
469
	__u32 hfmax;			/* hfreq upper limit (Hz) */
470
	__u32 dclkmin;			/* pixelclock lower limit (Hz) */
471
	__u32 dclkmax;			/* pixelclock upper limit (Hz) */
472
	__u16 input;			/* display type - see FB_DISP_* */
473
	__u16 dpms;			/* DPMS support - see FB_DPMS_ */
474
	__u16 signal;			/* Signal Type - see FB_SIGNAL_* */
475
	__u16 vfmin;			/* vfreq lower limit (Hz) */
476
	__u16 vfmax;			/* vfreq upper limit (Hz) */
477
	__u16 gamma;			/* Gamma - in fractions of 100 */
478
	__u16 gtf	: 1;		/* supports GTF */
479
	__u16 misc;			/* Misc flags - see FB_MISC_* */
480
	__u8  version;			/* EDID version... */
481
	__u8  revision;			/* ...and revision */
482
	__u8  max_x;			/* Maximum horizontal size (cm) */
483
	__u8  max_y;			/* Maximum vertical size (cm) */
484
};
485
 
486
struct fb_cmap_user {
487
	__u32 start;			/* First entry	*/
488
	__u32 len;			/* Number of entries */
489
	__u16 __user *red;		/* Red values	*/
490
	__u16 __user *green;
491
	__u16 __user *blue;
492
	__u16 __user *transp;		/* transparency, can be NULL */
493
};
494
 
495
struct fb_image_user {
496
	__u32 dx;			/* Where to place image */
497
	__u32 dy;
498
	__u32 width;			/* Size of image */
499
	__u32 height;
500
	__u32 fg_color;			/* Only used when a mono bitmap */
501
	__u32 bg_color;
502
	__u8  depth;			/* Depth of the image */
503
	const char __user *data;	/* Pointer to image data */
504
	struct fb_cmap_user cmap;	/* color map info */
505
};
506
 
507
struct fb_cursor_user {
508
	__u16 set;			/* what to set */
509
	__u16 enable;			/* cursor on/off */
510
	__u16 rop;			/* bitop operation */
511
	const char __user *mask;	/* cursor mask bits */
512
	struct fbcurpos hot;		/* cursor hot spot */
513
	struct fb_image_user image;	/* Cursor image */
514
};
515
 
516
/*
517
 * Register/unregister for framebuffer events
518
 */
519
 
6102 serge 520
/*	The resolution of the passed in fb_info about to change */
1408 serge 521
#define FB_EVENT_MODE_CHANGE		0x01
522
/*	The display on this fb_info is beeing suspended, no access to the
523
 *	framebuffer is allowed any more after that call returns
524
 */
525
#define FB_EVENT_SUSPEND		0x02
526
/*	The display on this fb_info was resumed, you can restore the display
527
 *	if you own it
528
 */
529
#define FB_EVENT_RESUME			0x03
530
/*      An entry from the modelist was removed */
531
#define FB_EVENT_MODE_DELETE            0x04
532
/*      A driver registered itself */
533
#define FB_EVENT_FB_REGISTERED          0x05
534
/*      A driver unregistered itself */
535
#define FB_EVENT_FB_UNREGISTERED        0x06
536
/*      CONSOLE-SPECIFIC: get console to framebuffer mapping */
537
#define FB_EVENT_GET_CONSOLE_MAP        0x07
538
/*      CONSOLE-SPECIFIC: set console to framebuffer mapping */
539
#define FB_EVENT_SET_CONSOLE_MAP        0x08
1970 serge 540
/*      A hardware display blank change occurred */
1408 serge 541
#define FB_EVENT_BLANK                  0x09
542
/*      Private modelist is to be replaced */
543
#define FB_EVENT_NEW_MODELIST           0x0A
544
/*	The resolution of the passed in fb_info about to change and
545
        all vc's should be changed         */
546
#define FB_EVENT_MODE_CHANGE_ALL	0x0B
1970 serge 547
/*	A software display blank change occurred */
1408 serge 548
#define FB_EVENT_CONBLANK               0x0C
549
/*      Get drawing requirements        */
550
#define FB_EVENT_GET_REQ                0x0D
551
/*      Unbind from the console if possible */
552
#define FB_EVENT_FB_UNBIND              0x0E
6102 serge 553
/*      CONSOLE-SPECIFIC: remap all consoles to new fb - for vga_switcheroo */
1964 serge 554
#define FB_EVENT_REMAP_ALL_CONSOLE      0x0F
3031 serge 555
/*      A hardware display blank early change occured */
556
#define FB_EARLY_EVENT_BLANK		0x10
557
/*      A hardware display blank revert early change occured */
558
#define FB_R_EARLY_EVENT_BLANK		0x11
1408 serge 559
 
560
struct fb_event {
561
	struct fb_info *info;
562
	void *data;
563
};
564
 
565
struct fb_blit_caps {
566
	u32 x;
567
	u32 y;
568
	u32 len;
569
	u32 flags;
570
};
571
 
3120 serge 572
extern int fb_notifier_call_chain(unsigned long val, void *v);
1408 serge 573
/*
574
 * Pixmap structure definition
575
 *
576
 * The purpose of this structure is to translate data
577
 * from the hardware independent format of fbdev to what
578
 * format the hardware needs.
579
 */
580
 
581
#define FB_PIXMAP_DEFAULT 1     /* used internally by fbcon */
582
#define FB_PIXMAP_SYSTEM  2     /* memory is in system RAM  */
583
#define FB_PIXMAP_IO      4     /* memory is iomapped       */
584
#define FB_PIXMAP_SYNC    256   /* set if GPU can DMA       */
585
 
586
struct fb_pixmap {
587
	u8  *addr;		/* pointer to memory			*/
588
	u32 size;		/* size of buffer in bytes		*/
589
	u32 offset;		/* current offset to buffer		*/
590
	u32 buf_align;		/* byte alignment of each bitmap	*/
591
	u32 scan_align;		/* alignment per scanline		*/
592
	u32 access_align;	/* alignment per read/write (bits)	*/
593
	u32 flags;		/* see FB_PIXMAP_*			*/
594
	u32 blit_x;             /* supported bit block dimensions (1-32)*/
595
	u32 blit_y;             /* Format: blit_x = 1 << (width - 1)    */
596
	                        /*         blit_y = 1 << (height - 1)   */
597
	                        /* if 0, will be set to 0xffffffff (all)*/
598
	/* access methods */
599
	void (*writeio)(struct fb_info *info, void __iomem *dst, void *src, unsigned int size);
600
	void (*readio) (struct fb_info *info, void *dst, void __iomem *src, unsigned int size);
601
};
602
 
603
#ifdef CONFIG_FB_DEFERRED_IO
604
struct fb_deferred_io {
605
	/* delay between mkwrite and deferred handler */
606
	unsigned long delay;
607
	struct mutex lock; /* mutex that protects the page list */
608
	struct list_head pagelist; /* list of touched pages */
609
	/* callback */
3031 serge 610
	void (*first_io)(struct fb_info *info);
1408 serge 611
	void (*deferred_io)(struct fb_info *info, struct list_head *pagelist);
612
};
613
#endif
614
 
615
/*
616
 * Frame buffer operations
617
 *
618
 * LOCKING NOTE: those functions must _ALL_ be called with the console
619
 * semaphore held, this is the only suitable locking mechanism we have
620
 * in 2.6. Some may be called at interrupt time at this point though.
1964 serge 621
 *
622
 * The exception to this is the debug related hooks.  Putting the fb
623
 * into a debug state (e.g. flipping to the kernel console) and restoring
624
 * it must be done in a lock-free manner, so low level drivers should
625
 * keep track of the initial console (if applicable) and may need to
626
 * perform direct, unlocked hardware writes in these hooks.
1408 serge 627
 */
628
 
629
struct fb_ops {
630
	/* open/release and usage marking */
631
	struct module *owner;
632
	int (*fb_open)(struct fb_info *info, int user);
633
	int (*fb_release)(struct fb_info *info, int user);
634
 
635
	/* For framebuffers with strange non linear layouts or that do not
636
	 * work with normal memory mapped access
637
	 */
638
	ssize_t (*fb_read)(struct fb_info *info, char __user *buf,
639
			   size_t count, loff_t *ppos);
640
	ssize_t (*fb_write)(struct fb_info *info, const char __user *buf,
641
			    size_t count, loff_t *ppos);
642
 
643
	/* checks var and eventually tweaks it to something supported,
644
	 * DO NOT MODIFY PAR */
645
	int (*fb_check_var)(struct fb_var_screeninfo *var, struct fb_info *info);
646
 
647
	/* set the video mode according to info->var */
648
	int (*fb_set_par)(struct fb_info *info);
649
 
650
	/* set color register */
651
	int (*fb_setcolreg)(unsigned regno, unsigned red, unsigned green,
652
			    unsigned blue, unsigned transp, struct fb_info *info);
653
 
654
	/* set color registers in batch */
655
	int (*fb_setcmap)(struct fb_cmap *cmap, struct fb_info *info);
656
 
657
	/* blank display */
658
	int (*fb_blank)(int blank, struct fb_info *info);
659
 
660
	/* pan display */
661
	int (*fb_pan_display)(struct fb_var_screeninfo *var, struct fb_info *info);
662
 
663
	/* Draws a rectangle */
664
	void (*fb_fillrect) (struct fb_info *info, const struct fb_fillrect *rect);
665
	/* Copy data from area to another */
666
	void (*fb_copyarea) (struct fb_info *info, const struct fb_copyarea *region);
667
	/* Draws a image to the display */
668
	void (*fb_imageblit) (struct fb_info *info, const struct fb_image *image);
669
 
670
	/* Draws cursor */
671
	int (*fb_cursor) (struct fb_info *info, struct fb_cursor *cursor);
672
 
673
	/* Rotates the display */
674
	void (*fb_rotate)(struct fb_info *info, int angle);
675
 
676
	/* wait for blit idle, optional */
677
	int (*fb_sync)(struct fb_info *info);
678
 
679
	/* perform fb specific ioctl (optional) */
680
	int (*fb_ioctl)(struct fb_info *info, unsigned int cmd,
681
			unsigned long arg);
682
 
683
	/* Handle 32bit compat ioctl (optional) */
684
	int (*fb_compat_ioctl)(struct fb_info *info, unsigned cmd,
685
			unsigned long arg);
686
 
687
	/* perform fb specific mmap */
688
//   int (*fb_mmap)(struct fb_info *info, struct vm_area_struct *vma);
689
 
690
	/* get capability given var */
691
	void (*fb_get_caps)(struct fb_info *info, struct fb_blit_caps *caps,
692
			    struct fb_var_screeninfo *var);
693
 
694
	/* teardown any resources to do with this framebuffer */
695
	void (*fb_destroy)(struct fb_info *info);
5056 serge 696
 
697
	/* called at KDB enter and leave time to prepare the console */
698
	int (*fb_debug_enter)(struct fb_info *info);
699
	int (*fb_debug_leave)(struct fb_info *info);
1408 serge 700
};
701
 
702
#ifdef CONFIG_FB_TILEBLITTING
703
#define FB_TILE_CURSOR_NONE        0
704
#define FB_TILE_CURSOR_UNDERLINE   1
705
#define FB_TILE_CURSOR_LOWER_THIRD 2
706
#define FB_TILE_CURSOR_LOWER_HALF  3
707
#define FB_TILE_CURSOR_TWO_THIRDS  4
708
#define FB_TILE_CURSOR_BLOCK       5
709
 
710
struct fb_tilemap {
711
	__u32 width;                /* width of each tile in pixels */
712
	__u32 height;               /* height of each tile in scanlines */
713
	__u32 depth;                /* color depth of each tile */
714
	__u32 length;               /* number of tiles in the map */
715
	const __u8 *data;           /* actual tile map: a bitmap array, packed
716
				       to the nearest byte */
717
};
718
 
719
struct fb_tilerect {
720
	__u32 sx;                   /* origin in the x-axis */
721
	__u32 sy;                   /* origin in the y-axis */
722
	__u32 width;                /* number of tiles in the x-axis */
723
	__u32 height;               /* number of tiles in the y-axis */
724
	__u32 index;                /* what tile to use: index to tile map */
725
	__u32 fg;                   /* foreground color */
726
	__u32 bg;                   /* background color */
727
	__u32 rop;                  /* raster operation */
728
};
729
 
730
struct fb_tilearea {
731
	__u32 sx;                   /* source origin in the x-axis */
732
	__u32 sy;                   /* source origin in the y-axis */
733
	__u32 dx;                   /* destination origin in the x-axis */
734
	__u32 dy;                   /* destination origin in the y-axis */
735
	__u32 width;                /* number of tiles in the x-axis */
736
	__u32 height;               /* number of tiles in the y-axis */
737
};
738
 
739
struct fb_tileblit {
740
	__u32 sx;                   /* origin in the x-axis */
741
	__u32 sy;                   /* origin in the y-axis */
742
	__u32 width;                /* number of tiles in the x-axis */
743
	__u32 height;               /* number of tiles in the y-axis */
744
	__u32 fg;                   /* foreground color */
745
	__u32 bg;                   /* background color */
746
	__u32 length;               /* number of tiles to draw */
747
	__u32 *indices;             /* array of indices to tile map */
748
};
749
 
750
struct fb_tilecursor {
751
	__u32 sx;                   /* cursor position in the x-axis */
752
	__u32 sy;                   /* cursor position in the y-axis */
753
	__u32 mode;                 /* 0 = erase, 1 = draw */
754
	__u32 shape;                /* see FB_TILE_CURSOR_* */
755
	__u32 fg;                   /* foreground color */
756
	__u32 bg;                   /* background color */
757
};
758
 
759
struct fb_tile_ops {
760
	/* set tile characteristics */
761
	void (*fb_settile)(struct fb_info *info, struct fb_tilemap *map);
762
 
763
	/* all dimensions from hereon are in terms of tiles */
764
 
765
	/* move a rectangular region of tiles from one area to another*/
766
	void (*fb_tilecopy)(struct fb_info *info, struct fb_tilearea *area);
767
	/* fill a rectangular region with a tile */
768
	void (*fb_tilefill)(struct fb_info *info, struct fb_tilerect *rect);
769
	/* copy an array of tiles */
770
	void (*fb_tileblit)(struct fb_info *info, struct fb_tileblit *blit);
771
	/* cursor */
772
	void (*fb_tilecursor)(struct fb_info *info,
773
			      struct fb_tilecursor *cursor);
774
	/* get maximum length of the tile map */
775
	int (*fb_get_tilemax)(struct fb_info *info);
776
};
777
#endif /* CONFIG_FB_TILEBLITTING */
778
 
779
/* FBINFO_* = fb_info.flags bit flags */
780
#define FBINFO_MODULE		0x0001	/* Low-level driver is a module */
781
#define FBINFO_HWACCEL_DISABLED	0x0002
782
	/* When FBINFO_HWACCEL_DISABLED is set:
783
	 *  Hardware acceleration is turned off.  Software implementations
784
	 *  of required functions (copyarea(), fillrect(), and imageblit())
785
	 *  takes over; acceleration engine should be in a quiescent state */
786
 
787
/* hints */
1964 serge 788
#define FBINFO_VIRTFB		0x0004 /* FB is System RAM, not device. */
1408 serge 789
#define FBINFO_PARTIAL_PAN_OK	0x0040 /* otw use pan only for double-buffering */
790
#define FBINFO_READS_FAST	0x0080 /* soft-copy faster than rendering */
791
 
792
/* hardware supported ops */
793
/*  semantics: when a bit is set, it indicates that the operation is
794
 *   accelerated by hardware.
795
 *  required functions will still work even if the bit is not set.
796
 *  optional functions may not even exist if the flag bit is not set.
797
 */
798
#define FBINFO_HWACCEL_NONE		0x0000
799
#define FBINFO_HWACCEL_COPYAREA		0x0100 /* required */
800
#define FBINFO_HWACCEL_FILLRECT		0x0200 /* required */
801
#define FBINFO_HWACCEL_IMAGEBLIT	0x0400 /* required */
802
#define FBINFO_HWACCEL_ROTATE		0x0800 /* optional */
803
#define FBINFO_HWACCEL_XPAN		0x1000 /* optional */
804
#define FBINFO_HWACCEL_YPAN		0x2000 /* optional */
805
#define FBINFO_HWACCEL_YWRAP		0x4000 /* optional */
806
 
807
#define FBINFO_MISC_USEREVENT          0x10000 /* event request
808
						  from userspace */
809
#define FBINFO_MISC_TILEBLITTING       0x20000 /* use tile blitting */
810
 
811
/* A driver may set this flag to indicate that it does want a set_par to be
812
 * called every time when fbcon_switch is executed. The advantage is that with
813
 * this flag set you can really be sure that set_par is always called before
1970 serge 814
 * any of the functions dependent on the correct hardware state or altering
1408 serge 815
 * that state, even if you are using some broken X releases. The disadvantage
816
 * is that it introduces unwanted delays to every console switch if set_par
817
 * is slow. It is a good idea to try this flag in the drivers initialization
818
 * code whenever there is a bug report related to switching between X and the
819
 * framebuffer console.
820
 */
821
#define FBINFO_MISC_ALWAYS_SETPAR   0x40000
822
 
1964 serge 823
/* where the fb is a firmware driver, and can be replaced with a proper one */
824
#define FBINFO_MISC_FIRMWARE        0x80000
1408 serge 825
/*
826
 * Host and GPU endianness differ.
827
 */
828
#define FBINFO_FOREIGN_ENDIAN	0x100000
829
/*
830
 * Big endian math. This is the same flags as above, but with different
831
 * meaning, it is set by the fb subsystem depending FOREIGN_ENDIAN flag
832
 * and host endianness. Drivers should not use this flag.
833
 */
834
#define FBINFO_BE_MATH  0x100000
835
 
1964 serge 836
/* report to the VT layer that this fb driver can accept forced console
837
   output like oopses */
838
#define FBINFO_CAN_FORCE_OUTPUT     0x200000
839
 
1408 serge 840
struct fb_info {
1970 serge 841
	atomic_t count;
1408 serge 842
	int node;
843
	int flags;
1964 serge 844
	struct mutex lock;		/* Lock for open/release/ioctl funcs */
845
	struct mutex mm_lock;		/* Lock for fb_mmap and smem_* fields */
6102 serge 846
	struct fb_var_screeninfo var;	/* Current var */
847
	struct fb_fix_screeninfo fix;	/* Current fix */
1408 serge 848
	struct fb_monspecs monspecs;	/* Current Monitor specs */
849
//   struct work_struct queue;   /* Framebuffer event queue */
850
//   struct fb_pixmap pixmap;    /* Image hardware mapper */
851
//   struct fb_pixmap sprite;    /* Cursor hardware mapper */
852
//   struct fb_cmap cmap;        /* Current cmap */
853
	struct list_head modelist;      /* mode list */
854
	struct fb_videomode *mode;	/* current mode */
855
 
856
#ifdef CONFIG_FB_BACKLIGHT
857
	/* assigned backlight device */
6102 serge 858
	/* set before framebuffer registration,
1408 serge 859
	   remove after unregister */
860
	struct backlight_device *bl_dev;
861
 
862
	/* Backlight level curve */
6102 serge 863
	struct mutex bl_curve_mutex;
1408 serge 864
	u8 bl_curve[FB_BACKLIGHT_LEVELS];
865
#endif
866
#ifdef CONFIG_FB_DEFERRED_IO
867
	struct delayed_work deferred_work;
868
	struct fb_deferred_io *fbdefio;
869
#endif
870
 
871
	struct fb_ops *fbops;
1964 serge 872
	struct device *device;		/* This is the parent */
873
	struct device *dev;		/* This is this fb device */
1408 serge 874
	int class_flag;                    /* private sysfs flags */
875
#ifdef CONFIG_FB_TILEBLITTING
876
	struct fb_tile_ops *tileops;    /* Tile Blitting */
877
#endif
6102 serge 878
	union {
879
		char __iomem *screen_base;	/* Virtual address */
880
		char *screen_buffer;
881
	};
882
	unsigned long screen_size;	/* Amount of ioremapped VRAM or 0 */
883
	void *pseudo_palette;		/* Fake palette of 16 colors */
1408 serge 884
#define FBINFO_STATE_RUNNING	0
885
#define FBINFO_STATE_SUSPENDED	1
886
	u32 state;			/* Hardware state i.e suspend */
887
	void *fbcon_par;                /* fbcon use-only private area */
888
	/* From here on everything is device dependent */
889
	void *par;
1970 serge 890
	/* we need the PCI or similar aperture base/size not
1408 serge 891
	   smem_start/size as smem_start may just be an object
892
	   allocated inside the aperture so may not actually overlap */
1964 serge 893
	struct apertures_struct {
894
		unsigned int count;
895
		struct aperture {
896
			resource_size_t base;
897
			resource_size_t size;
898
		} ranges[0];
899
	} *apertures;
4279 Serge 900
 
901
	bool skip_vt_switch; /* no VT switch on suspend/resume required */
1408 serge 902
};
903
 
1964 serge 904
static inline struct apertures_struct *alloc_apertures(unsigned int max_num) {
905
	struct apertures_struct *a = kzalloc(sizeof(struct apertures_struct)
906
			+ max_num * sizeof(struct aperture), GFP_KERNEL);
907
	if (!a)
908
		return NULL;
909
	a->count = max_num;
910
	return a;
911
}
912
 
1408 serge 913
#ifdef MODULE
914
#define FBINFO_DEFAULT	FBINFO_MODULE
915
#else
916
#define FBINFO_DEFAULT	0
917
#endif
918
 
919
// This will go away
920
#define FBINFO_FLAG_MODULE	FBINFO_MODULE
921
#define FBINFO_FLAG_DEFAULT	FBINFO_DEFAULT
922
 
923
/* This will go away
924
 * fbset currently hacks in FB_ACCELF_TEXT into var.accel_flags
925
 * when it wants to turn the acceleration engine on.  This is
926
 * really a separate operation, and should be modified via sysfs.
927
 *  But for now, we leave it broken with the following define
928
 */
929
#define STUPID_ACCELF_TEXT_SHIT
930
 
1964 serge 931
// This will go away
932
#if defined(__sparc__)
933
 
934
/* We map all of our framebuffers such that big-endian accesses
935
 * are what we want, so the following is sufficient.
936
 */
937
 
938
// This will go away
939
#define fb_readb sbus_readb
940
#define fb_readw sbus_readw
941
#define fb_readl sbus_readl
942
#define fb_readq sbus_readq
943
#define fb_writeb sbus_writeb
944
#define fb_writew sbus_writew
945
#define fb_writel sbus_writel
946
#define fb_writeq sbus_writeq
947
#define fb_memset sbus_memset_io
948
#define fb_memcpy_fromfb sbus_memcpy_fromio
949
#define fb_memcpy_tofb sbus_memcpy_toio
950
 
5056 serge 951
#elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) || defined(__hppa__) || defined(__sh__) || defined(__powerpc__) || defined(__avr32__) || defined(__bfin__) || defined(__arm__)
1964 serge 952
 
953
#define fb_readb __raw_readb
954
#define fb_readw __raw_readw
955
#define fb_readl __raw_readl
956
#define fb_readq __raw_readq
957
#define fb_writeb __raw_writeb
958
#define fb_writew __raw_writew
959
#define fb_writel __raw_writel
960
#define fb_writeq __raw_writeq
961
#define fb_memset memset_io
962
#define fb_memcpy_fromfb memcpy_fromio
963
#define fb_memcpy_tofb memcpy_toio
964
 
965
#else
966
 
1408 serge 967
#define fb_readb(addr) (*(volatile u8 *) (addr))
968
#define fb_readw(addr) (*(volatile u16 *) (addr))
969
#define fb_readl(addr) (*(volatile u32 *) (addr))
970
#define fb_readq(addr) (*(volatile u64 *) (addr))
971
#define fb_writeb(b,addr) (*(volatile u8 *) (addr) = (b))
972
#define fb_writew(b,addr) (*(volatile u16 *) (addr) = (b))
973
#define fb_writel(b,addr) (*(volatile u32 *) (addr) = (b))
974
#define fb_writeq(b,addr) (*(volatile u64 *) (addr) = (b))
975
#define fb_memset memset
1964 serge 976
#define fb_memcpy_fromfb memcpy
977
#define fb_memcpy_tofb memcpy
1408 serge 978
 
1964 serge 979
#endif
980
 
1408 serge 981
#define FB_LEFT_POS(p, bpp)          (fb_be_math(p) ? (32 - (bpp)) : 0)
982
#define FB_SHIFT_HIGH(p, val, bits)  (fb_be_math(p) ? (val) >> (bits) : \
983
						      (val) << (bits))
984
#define FB_SHIFT_LOW(p, val, bits)   (fb_be_math(p) ? (val) << (bits) : \
985
						      (val) >> (bits))
986
 
987
    /*
988
     *  `Generic' versions of the frame buffer device operations
989
     */
990
 
6102 serge 991
extern int fb_set_var(struct fb_info *info, struct fb_var_screeninfo *var);
992
extern int fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var);
1408 serge 993
extern int fb_blank(struct fb_info *info, int blank);
6102 serge 994
extern void cfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect);
995
extern void cfb_copyarea(struct fb_info *info, const struct fb_copyarea *area);
1408 serge 996
extern void cfb_imageblit(struct fb_info *info, const struct fb_image *image);
997
/*
998
 * Drawing operations where framebuffer is in system RAM
999
 */
1000
extern void sys_fillrect(struct fb_info *info, const struct fb_fillrect *rect);
1001
extern void sys_copyarea(struct fb_info *info, const struct fb_copyarea *area);
1002
extern void sys_imageblit(struct fb_info *info, const struct fb_image *image);
1003
extern ssize_t fb_sys_read(struct fb_info *info, char __user *buf,
1004
			   size_t count, loff_t *ppos);
1005
extern ssize_t fb_sys_write(struct fb_info *info, const char __user *buf,
1006
			    size_t count, loff_t *ppos);
1007
 
1008
/* drivers/video/fbmem.c */
1009
extern int register_framebuffer(struct fb_info *fb_info);
1010
extern int unregister_framebuffer(struct fb_info *fb_info);
3031 serge 1011
extern int unlink_framebuffer(struct fb_info *fb_info);
5056 serge 1012
extern int remove_conflicting_framebuffers(struct apertures_struct *a,
6102 serge 1013
					   const char *name, bool primary);
1408 serge 1014
extern int fb_prepare_logo(struct fb_info *fb_info, int rotate);
1015
extern int fb_show_logo(struct fb_info *fb_info, int rotate);
1016
extern char* fb_get_buffer_offset(struct fb_info *info, struct fb_pixmap *buf, u32 size);
1017
extern void fb_pad_unaligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 idx,
1018
				u32 height, u32 shift_high, u32 shift_low, u32 mod);
1019
extern void fb_pad_aligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch, u32 height);
1020
extern void fb_set_suspend(struct fb_info *info, int state);
1021
extern int fb_get_color_depth(struct fb_var_screeninfo *var,
1022
			      struct fb_fix_screeninfo *fix);
4538 Serge 1023
extern int fb_get_options(const char *name, char **option);
1408 serge 1024
extern int fb_new_modelist(struct fb_info *info);
1025
 
1026
extern struct fb_info *registered_fb[FB_MAX];
1027
extern int num_registered_fb;
1028
extern struct class *fb_class;
1029
 
1030
extern int lock_fb_info(struct fb_info *info);
1031
 
1032
static inline void unlock_fb_info(struct fb_info *info)
1033
{
1964 serge 1034
	mutex_unlock(&info->lock);
1408 serge 1035
}
1036
 
1037
static inline void __fb_pad_aligned_buffer(u8 *dst, u32 d_pitch,
1038
					   u8 *src, u32 s_pitch, u32 height)
1039
{
5056 serge 1040
	u32 i, j;
1408 serge 1041
 
1042
	d_pitch -= s_pitch;
1043
 
1044
	for (i = height; i--; ) {
1045
		/* s_pitch is a few bytes at the most, memcpy is suboptimal */
1046
		for (j = 0; j < s_pitch; j++)
1047
			*dst++ = *src++;
1048
		dst += d_pitch;
1049
	}
1050
}
1051
 
1052
/* drivers/video/fb_defio.c */
1053
 
1054
static inline bool fb_be_math(struct fb_info *info)
1055
{
1056
#ifdef CONFIG_FB_FOREIGN_ENDIAN
1057
#if defined(CONFIG_FB_BOTH_ENDIAN)
1058
	return info->flags & FBINFO_BE_MATH;
1059
#elif defined(CONFIG_FB_BIG_ENDIAN)
1060
	return true;
1061
#elif defined(CONFIG_FB_LITTLE_ENDIAN)
1062
	return false;
1063
#endif /* CONFIG_FB_BOTH_ENDIAN */
1064
#else
1065
#ifdef __BIG_ENDIAN
1066
	return true;
1067
#else
1068
	return false;
1069
#endif /* __BIG_ENDIAN */
1070
#endif /* CONFIG_FB_FOREIGN_ENDIAN */
1071
}
1072
 
1073
/* drivers/video/fbsysfs.c */
6102 serge 1074
extern struct fb_info *framebuffer_alloc(size_t size, struct device *dev);
1075
extern void framebuffer_release(struct fb_info *info);
1076
extern int fb_init_device(struct fb_info *fb_info);
1077
extern void fb_cleanup_device(struct fb_info *head);
1078
extern void fb_bl_default_curve(struct fb_info *fb_info, u8 off, u8 min, u8 max);
1408 serge 1079
 
1080
/* drivers/video/fbmon.c */
1081
#define FB_MAXTIMINGS		0
1082
#define FB_VSYNCTIMINGS		1
1083
#define FB_HSYNCTIMINGS		2
1084
#define FB_DCLKTIMINGS		3
1085
#define FB_IGNOREMON		0x100
1086
 
1087
#define FB_MODE_IS_UNKNOWN	0
1088
#define FB_MODE_IS_DETAILED	1
1089
#define FB_MODE_IS_STANDARD	2
1090
#define FB_MODE_IS_VESA		4
1091
#define FB_MODE_IS_CALCULATED	8
1092
#define FB_MODE_IS_FIRST	16
1093
#define FB_MODE_IS_FROM_VAR     32
1094
 
1095
extern int fbmon_dpms(const struct fb_info *fb_info);
1096
extern int fb_get_mode(int flags, u32 val, struct fb_var_screeninfo *var,
1097
		       struct fb_info *info);
1098
extern int fb_validate_mode(const struct fb_var_screeninfo *var,
1099
			    struct fb_info *info);
1100
extern int fb_parse_edid(unsigned char *edid, struct fb_var_screeninfo *var);
3120 serge 1101
extern const unsigned char *fb_firmware_edid(struct device *device);
1408 serge 1102
extern void fb_edid_to_monspecs(unsigned char *edid,
1103
				struct fb_monspecs *specs);
3120 serge 1104
extern void fb_edid_add_monspecs(unsigned char *edid,
1105
				 struct fb_monspecs *specs);
1408 serge 1106
extern void fb_destroy_modedb(struct fb_videomode *modedb);
1107
extern int fb_find_mode_cvt(struct fb_videomode *mode, int margins, int rb);
1108
extern unsigned char *fb_ddc_read(struct i2c_adapter *adapter);
1109
 
4279 Serge 1110
extern int of_get_fb_videomode(struct device_node *np,
1111
			       struct fb_videomode *fb,
1112
			       int index);
1113
extern int fb_videomode_from_videomode(const struct videomode *vm,
1114
				       struct fb_videomode *fbmode);
1115
 
1408 serge 1116
/* drivers/video/modedb.c */
6082 serge 1117
#define VESA_MODEDB_SIZE 43
1118
#define DMT_SIZE 0x50
1119
 
1408 serge 1120
extern void fb_var_to_videomode(struct fb_videomode *mode,
1121
				const struct fb_var_screeninfo *var);
1122
extern void fb_videomode_to_var(struct fb_var_screeninfo *var,
1123
				const struct fb_videomode *mode);
1124
extern int fb_mode_is_equal(const struct fb_videomode *mode1,
1125
			    const struct fb_videomode *mode2);
1126
extern int fb_add_videomode(const struct fb_videomode *mode,
1127
			    struct list_head *head);
1128
extern void fb_delete_videomode(const struct fb_videomode *mode,
1129
				struct list_head *head);
1130
extern const struct fb_videomode *fb_match_mode(const struct fb_var_screeninfo *var,
1131
						struct list_head *head);
1132
extern const struct fb_videomode *fb_find_best_mode(const struct fb_var_screeninfo *var,
1133
						    struct list_head *head);
1134
extern const struct fb_videomode *fb_find_nearest_mode(const struct fb_videomode *mode,
1135
						       struct list_head *head);
1136
extern void fb_destroy_modelist(struct list_head *head);
1137
extern void fb_videomode_to_modelist(const struct fb_videomode *modedb, int num,
1138
				     struct list_head *head);
1139
extern const struct fb_videomode *fb_find_best_display(const struct fb_monspecs *specs,
1140
						       struct list_head *head);
1141
 
1142
/* drivers/video/fbcmap.c */
1143
extern int fb_alloc_cmap(struct fb_cmap *cmap, int len, int transp);
3031 serge 1144
extern int fb_alloc_cmap_gfp(struct fb_cmap *cmap, int len, int transp, gfp_t flags);
1408 serge 1145
extern void fb_dealloc_cmap(struct fb_cmap *cmap);
1146
extern int fb_copy_cmap(const struct fb_cmap *from, struct fb_cmap *to);
1147
extern int fb_cmap_to_user(const struct fb_cmap *from, struct fb_cmap_user *to);
1148
extern int fb_set_cmap(struct fb_cmap *cmap, struct fb_info *fb_info);
1149
extern int fb_set_user_cmap(struct fb_cmap_user *cmap, struct fb_info *fb_info);
1150
extern const struct fb_cmap *fb_default_cmap(int len);
1151
extern void fb_invert_cmaps(void);
1152
 
1153
struct fb_videomode {
1154
	const char *name;	/* optional */
1155
	u32 refresh;		/* optional */
1156
	u32 xres;
1157
	u32 yres;
1158
	u32 pixclock;
1159
	u32 left_margin;
1160
	u32 right_margin;
1161
	u32 upper_margin;
1162
	u32 lower_margin;
1163
	u32 hsync_len;
1164
	u32 vsync_len;
1165
	u32 sync;
1166
	u32 vmode;
1167
	u32 flag;
1168
};
1169
 
6082 serge 1170
struct dmt_videomode {
1171
	u32 dmt_id;
1172
	u32 std_2byte_code;
1173
	u32 cvt_3byte_code;
1174
	const struct fb_videomode *mode;
1175
};
1176
 
1408 serge 1177
extern const char *fb_mode_option;
1178
extern const struct fb_videomode vesa_modes[];
6102 serge 1179
extern const struct fb_videomode cea_modes[65];
6082 serge 1180
extern const struct dmt_videomode dmt_modes[];
1408 serge 1181
 
1182
struct fb_modelist {
1183
	struct list_head list;
1184
	struct fb_videomode mode;
1185
};
1186
 
1187
extern int fb_find_mode(struct fb_var_screeninfo *var,
1188
			struct fb_info *info, const char *mode_option,
1189
			const struct fb_videomode *db,
1190
			unsigned int dbsize,
1191
			const struct fb_videomode *default_mode,
1192
			unsigned int default_bpp);
1193
 
6082 serge 1194
/* Convenience logging macros */
1195
#define fb_err(fb_info, fmt, ...)					\
1196
	pr_err("fb%d: " fmt, (fb_info)->node, ##__VA_ARGS__)
1197
#define fb_notice(info, fmt, ...)					\
1198
	pr_notice("fb%d: " fmt, (fb_info)->node, ##__VA_ARGS__)
1199
#define fb_warn(fb_info, fmt, ...)					\
1200
	pr_warn("fb%d: " fmt, (fb_info)->node, ##__VA_ARGS__)
1201
#define fb_info(fb_info, fmt, ...)					\
1202
	pr_info("fb%d: " fmt, (fb_info)->node, ##__VA_ARGS__)
1203
#define fb_dbg(fb_info, fmt, ...)					\
1204
	pr_debug("fb%d: " fmt, (fb_info)->node, ##__VA_ARGS__)
1205
 
1408 serge 1206
#endif /* _LINUX_FB_H */