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viafb: fix rmmod bug
[linux-2.6/linux-2.6-openrd.git] / drivers / video / via / viafbdev.c
blob72833f3334b53ed583610906188c79e621811513
1 /*
2 * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
3 * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
4
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public
7 * License as published by the Free Software Foundation;
8 * either version 2, or (at your option) any later version.
9
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even
12 * the implied warranty of MERCHANTABILITY or FITNESS FOR
13 * A PARTICULAR PURPOSE.See the GNU General Public License
14 * for more details.
15
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc.,
19 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 */
21
22 #include <linux/module.h>
23 #define _MASTER_FILE
24
25 #include "global.h"
26
27 static int MAX_CURS = 32;
28 static struct fb_var_screeninfo default_var;
29 static char *viafb_name = "Via";
30 static u32 pseudo_pal[17];
31
32 /* video mode */
33 static char *viafb_mode = "640x480";
34 static char *viafb_mode1 = "640x480";
35
36 /* Added for specifying active devices.*/
37 char *viafb_active_dev = "";
38
39 /* Added for specifying video on devices.*/
40 char *viafb_video_dev = "";
41
42 /*Added for specify lcd output port*/
43 char *viafb_lcd_port = "";
44 char *viafb_dvi_port = "";
45
46 static void viafb_set_device(struct device_t active_dev);
47 static int apply_device_setting(struct viafb_ioctl_setting setting_info,
48 struct fb_info *info);
49 static void apply_second_mode_setting(struct fb_var_screeninfo
50 *sec_var);
51 static void retrieve_device_setting(struct viafb_ioctl_setting
52 *setting_info);
53 static void viafb_set_video_device(u32 video_dev_info);
54 static void viafb_get_video_device(u32 *video_dev_info);
55
56 /* Mode information */
57 static const struct viafb_modeinfo viafb_modentry[] = {
58 {480, 640, VIA_RES_480X640},
59 {640, 480, VIA_RES_640X480},
60 {800, 480, VIA_RES_800X480},
61 {800, 600, VIA_RES_800X600},
62 {1024, 768, VIA_RES_1024X768},
63 {1152, 864, VIA_RES_1152X864},
64 {1280, 1024, VIA_RES_1280X1024},
65 {1600, 1200, VIA_RES_1600X1200},
66 {1440, 1050, VIA_RES_1440X1050},
67 {1280, 768, VIA_RES_1280X768,},
68 {1280, 800, VIA_RES_1280X800},
69 {1280, 960, VIA_RES_1280X960},
70 {1920, 1440, VIA_RES_1920X1440},
71 {848, 480, VIA_RES_848X480},
72 {1400, 1050, VIA_RES_1400X1050},
73 {720, 480, VIA_RES_720X480},
74 {720, 576, VIA_RES_720X576},
75 {1024, 512, VIA_RES_1024X512},
76 {1024, 576, VIA_RES_1024X576},
77 {1024, 600, VIA_RES_1024X600},
78 {1280, 720, VIA_RES_1280X720},
79 {1920, 1080, VIA_RES_1920X1080},
80 {1366, 768, VIA_RES_1368X768},
81 {1680, 1050, VIA_RES_1680X1050},
82 {960, 600, VIA_RES_960X600},
83 {1000, 600, VIA_RES_1000X600},
84 {1024, 576, VIA_RES_1024X576},
85 {1024, 600, VIA_RES_1024X600},
86 {1088, 612, VIA_RES_1088X612},
87 {1152, 720, VIA_RES_1152X720},
88 {1200, 720, VIA_RES_1200X720},
89 {1280, 600, VIA_RES_1280X600},
90 {1360, 768, VIA_RES_1360X768},
91 {1440, 900, VIA_RES_1440X900},
92 {1600, 900, VIA_RES_1600X900},
93 {1600, 1024, VIA_RES_1600X1024},
94 {1792, 1344, VIA_RES_1792X1344},
95 {1856, 1392, VIA_RES_1856X1392},
96 {1920, 1200, VIA_RES_1920X1200},
97 {2048, 1536, VIA_RES_2048X1536},
98 {0, 0, VIA_RES_INVALID}
99 };
100
101 static struct fb_ops viafb_ops;
102
103 static int viafb_update_fix(struct fb_fix_screeninfo *fix, struct fb_info *info)
104 {
105 struct viafb_par *ppar;
106 ppar = info->par;
107
108 DEBUG_MSG(KERN_INFO "viafb_update_fix!\n");
109
110 fix->visual =
111 ppar->bpp == 8 ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR;
112 fix->line_length = ppar->linelength;
113
114 return 0;
115 }
116
117
118 static void viafb_setup_fixinfo(struct fb_fix_screeninfo *fix,
119 struct viafb_par *viaparinfo)
120 {
121 memset(fix, 0, sizeof(struct fb_fix_screeninfo));
122 strcpy(fix->id, viafb_name);
123
124 fix->smem_start = viaparinfo->fbmem;
125 fix->smem_len = viaparinfo->fbmem_free;
126 fix->mmio_start = viaparinfo->mmio_base;
127 fix->mmio_len = viaparinfo->mmio_len;
128
129 fix->type = FB_TYPE_PACKED_PIXELS;
130 fix->type_aux = 0;
131
132 fix->xpanstep = fix->ywrapstep = 0;
133 fix->ypanstep = 1;
134
135 /* Just tell the accel name */
136 viafbinfo->fix.accel = FB_ACCEL_VIA_UNICHROME;
137 }
138 static int viafb_open(struct fb_info *info, int user)
139 {
140 DEBUG_MSG(KERN_INFO "viafb_open!\n");
141 return 0;
142 }
143
144 static int viafb_release(struct fb_info *info, int user)
145 {
146 DEBUG_MSG(KERN_INFO "viafb_release!\n");
147 return 0;
148 }
149
150 static void viafb_update_viafb_par(struct fb_info *info)
151 {
152 struct viafb_par *ppar;
153
154 ppar = info->par;
155 ppar->bpp = info->var.bits_per_pixel;
156 ppar->linelength = ((info->var.xres_virtual + 7) & ~7) * ppar->bpp / 8;
157 ppar->hres = info->var.xres;
158 ppar->vres = info->var.yres;
159 ppar->xoffset = info->var.xoffset;
160 ppar->yoffset = info->var.yoffset;
161 }
162
163 static int viafb_check_var(struct fb_var_screeninfo *var,
164 struct fb_info *info)
165 {
166 int vmode_index, htotal, vtotal;
167 struct viafb_par *ppar;
168 u32 long_refresh;
169 struct viafb_par *p_viafb_par;
170 ppar = info->par;
171
172
173 DEBUG_MSG(KERN_INFO "viafb_check_var!\n");
174 /* Sanity check */
175 /* HW neither support interlacte nor double-scaned mode */
176 if (var->vmode & FB_VMODE_INTERLACED || var->vmode & FB_VMODE_DOUBLE)
177 return -EINVAL;
178
179 vmode_index = viafb_get_mode_index(var->xres, var->yres);
180 if (vmode_index == VIA_RES_INVALID) {
181 DEBUG_MSG(KERN_INFO
182 "viafb: Mode %dx%dx%d not supported!!\n",
183 var->xres, var->yres, var->bits_per_pixel);
184 return -EINVAL;
185 }
186
187 if (24 == var->bits_per_pixel)
188 var->bits_per_pixel = 32;
189
190 if (var->bits_per_pixel != 8 && var->bits_per_pixel != 16 &&
191 var->bits_per_pixel != 32)
192 return -EINVAL;
193
194 if ((var->xres_virtual * (var->bits_per_pixel >> 3)) & 0x1F)
195 /*32 pixel alignment */
196 var->xres_virtual = (var->xres_virtual + 31) & ~31;
197 if (var->xres_virtual * var->yres_virtual * var->bits_per_pixel / 8 >
198 ppar->memsize)
199 return -EINVAL;
200
201 /* Based on var passed in to calculate the refresh,
202 * because our driver use some modes special.
203 */
204 htotal = var->xres + var->left_margin +
205 var->right_margin + var->hsync_len;
206 vtotal = var->yres + var->upper_margin +
207 var->lower_margin + var->vsync_len;
208 long_refresh = 1000000000UL / var->pixclock * 1000;
209 long_refresh /= (htotal * vtotal);
210
211 viafb_refresh = viafb_get_refresh(var->xres, var->yres, long_refresh);
212
213 /* Adjust var according to our driver's own table */
214 viafb_fill_var_timing_info(var, viafb_refresh, vmode_index);
215
216 /* This is indeed a patch for VT3353 */
217 if (!info->par)
218 return -1;
219 p_viafb_par = (struct viafb_par *)info->par;
220 if (p_viafb_par->chip_info->gfx_chip_name == UNICHROME_VX800)
221 var->accel_flags = 0;
222
223 return 0;
224 }
225
226 static int viafb_set_par(struct fb_info *info)
227 {
228 int vmode_index;
229 int vmode_index1 = 0;
230 DEBUG_MSG(KERN_INFO "viafb_set_par!\n");
231
232 viafb_update_device_setting(info->var.xres, info->var.yres,
233 info->var.bits_per_pixel, viafb_refresh, 0);
234
235 vmode_index = viafb_get_mode_index(info->var.xres, info->var.yres);
236
237 if (viafb_SAMM_ON == 1) {
238 DEBUG_MSG(KERN_INFO
239 "viafb_second_xres = %d, viafb_second_yres = %d, bpp = %d\n",
240 viafb_second_xres, viafb_second_yres, viafb_bpp1);
241 vmode_index1 = viafb_get_mode_index(viafb_second_xres,
242 viafb_second_yres);
243 DEBUG_MSG(KERN_INFO "->viafb_SAMM_ON: index=%d\n",
244 vmode_index1);
245
246 viafb_update_device_setting(viafb_second_xres,
247 viafb_second_yres, viafb_bpp1, viafb_refresh1, 1);
248 }
249
250 if (vmode_index != VIA_RES_INVALID) {
251 viafb_setmode(vmode_index, info->var.xres, info->var.yres,
252 info->var.bits_per_pixel, vmode_index1,
253 viafb_second_xres, viafb_second_yres, viafb_bpp1);
254
255 /*We should set memory offset according virtual_x */
256 /*Fix me:put this function into viafb_setmode */
257 viafb_memory_pitch_patch(info);
258
259 /* Update ***fb_par information */
260 viafb_update_viafb_par(info);
261
262 /* Update other fixed information */
263 viafb_update_fix(&info->fix, info);
264 viafb_bpp = info->var.bits_per_pixel;
265 /* Update viafb_accel, it is necessary to our 2D accelerate */
266 viafb_accel = info->var.accel_flags;
267
268 if (viafb_accel)
269 viafb_set_2d_color_depth(info->var.bits_per_pixel);
270 }
271
272 return 0;
273 }
274
275 /* Set one color register */
276 static int viafb_setcolreg(unsigned regno, unsigned red, unsigned green,
277 unsigned blue, unsigned transp, struct fb_info *info)
278 {
279 u8 sr1a, sr1b, cr67, cr6a, rev = 0, shift = 10;
280 unsigned cmap_entries = (info->var.bits_per_pixel == 8) ? 256 : 16;
281 DEBUG_MSG(KERN_INFO "viafb_setcolreg!\n");
282 if (regno >= cmap_entries)
283 return 1;
284 if (UNICHROME_CLE266 == viaparinfo->chip_info->gfx_chip_name) {
285 /*
286 * Read PCI bus 0,dev 0,function 0,index 0xF6 to get chip rev.
287 */
288 outl(0x80000000 | (0xf6 & ~3), (unsigned long)0xCF8);
289 rev = (inl((unsigned long)0xCFC) >> ((0xf6 & 3) * 8)) & 0xff;
290 }
291 switch (info->var.bits_per_pixel) {
292 case 8:
293 outb(0x1A, 0x3C4);
294 sr1a = inb(0x3C5);
295 outb(0x1B, 0x3C4);
296 sr1b = inb(0x3C5);
297 outb(0x67, 0x3D4);
298 cr67 = inb(0x3D5);
299 outb(0x6A, 0x3D4);
300 cr6a = inb(0x3D5);
301
302 /* Map the 3C6/7/8/9 to the IGA2 */
303 outb(0x1A, 0x3C4);
304 outb(sr1a | 0x01, 0x3C5);
305 /* Second Display Engine colck always on */
306 outb(0x1B, 0x3C4);
307 outb(sr1b | 0x80, 0x3C5);
308 /* Second Display Color Depth 8 */
309 outb(0x67, 0x3D4);
310 outb(cr67 & 0x3F, 0x3D5);
311 outb(0x6A, 0x3D4);
312 /* Second Display Channel Reset CR6A[6]) */
313 outb(cr6a & 0xBF, 0x3D5);
314 /* Second Display Channel Enable CR6A[7] */
315 outb(cr6a | 0x80, 0x3D5);
316 /* Second Display Channel stop reset) */
317 outb(cr6a | 0x40, 0x3D5);
318
319 /* Bit mask of palette */
320 outb(0xFF, 0x3c6);
321 /* Write one register of IGA2 */
322 outb(regno, 0x3C8);
323 if (UNICHROME_CLE266 == viaparinfo->chip_info->gfx_chip_name &&
324 rev >= 15) {
325 shift = 8;
326 viafb_write_reg_mask(CR6A, VIACR, BIT5, BIT5);
327 viafb_write_reg_mask(SR15, VIASR, BIT7, BIT7);
328 } else {
329 shift = 10;
330 viafb_write_reg_mask(CR6A, VIACR, 0, BIT5);
331 viafb_write_reg_mask(SR15, VIASR, 0, BIT7);
332 }
333 outb(red >> shift, 0x3C9);
334 outb(green >> shift, 0x3C9);
335 outb(blue >> shift, 0x3C9);
336
337 /* Map the 3C6/7/8/9 to the IGA1 */
338 outb(0x1A, 0x3C4);
339 outb(sr1a & 0xFE, 0x3C5);
340 /* Bit mask of palette */
341 outb(0xFF, 0x3c6);
342 /* Write one register of IGA1 */
343 outb(regno, 0x3C8);
344 outb(red >> shift, 0x3C9);
345 outb(green >> shift, 0x3C9);
346 outb(blue >> shift, 0x3C9);
347
348 outb(0x1A, 0x3C4);
349 outb(sr1a, 0x3C5);
350 outb(0x1B, 0x3C4);
351 outb(sr1b, 0x3C5);
352 outb(0x67, 0x3D4);
353 outb(cr67, 0x3D5);
354 outb(0x6A, 0x3D4);
355 outb(cr6a, 0x3D5);
356 break;
357 case 16:
358 ((u32 *) info->pseudo_palette)[regno] = (red & 0xF800) |
359 ((green & 0xFC00) >> 5) | ((blue & 0xF800) >> 11);
360 break;
361 case 32:
362 ((u32 *) info->pseudo_palette)[regno] =
363 ((transp & 0xFF00) << 16) |
364 ((red & 0xFF00) << 8) |
365 ((green & 0xFF00)) | ((blue & 0xFF00) >> 8);
366 break;
367 }
368
369 return 0;
370
371 }
372
373 /*CALLED BY: fb_set_cmap */
374 /* fb_set_var, pass 256 colors */
375 /*CALLED BY: fb_set_cmap */
376 /* fbcon_set_palette, pass 16 colors */
377 static int viafb_setcmap(struct fb_cmap *cmap, struct fb_info *info)
378 {
379 u32 len = cmap->len;
380 u32 i;
381 u16 *pred = cmap->red;
382 u16 *pgreen = cmap->green;
383 u16 *pblue = cmap->blue;
384 u16 *ptransp = cmap->transp;
385 u8 sr1a, sr1b, cr67, cr6a, rev = 0, shift = 10;
386 if (len > 256)
387 return 1;
388 if (UNICHROME_CLE266 == viaparinfo->chip_info->gfx_chip_name) {
389 /*
390 * Read PCI bus 0, dev 0, function 0, index 0xF6 to get chip
391 * rev.
392 */
393 outl(0x80000000 | (0xf6 & ~3), (unsigned long)0xCF8);
394 rev = (inl((unsigned long)0xCFC) >> ((0xf6 & 3) * 8)) & 0xff;
395 }
396 switch (info->var.bits_per_pixel) {
397 case 8:
398 outb(0x1A, 0x3C4);
399 sr1a = inb(0x3C5);
400 outb(0x1B, 0x3C4);
401 sr1b = inb(0x3C5);
402 outb(0x67, 0x3D4);
403 cr67 = inb(0x3D5);
404 outb(0x6A, 0x3D4);
405 cr6a = inb(0x3D5);
406 /* Map the 3C6/7/8/9 to the IGA2 */
407 outb(0x1A, 0x3C4);
408 outb(sr1a | 0x01, 0x3C5);
409 outb(0x1B, 0x3C4);
410 /* Second Display Engine colck always on */
411 outb(sr1b | 0x80, 0x3C5);
412 outb(0x67, 0x3D4);
413 /* Second Display Color Depth 8 */
414 outb(cr67 & 0x3F, 0x3D5);
415 outb(0x6A, 0x3D4);
416 /* Second Display Channel Reset CR6A[6]) */
417 outb(cr6a & 0xBF, 0x3D5);
418 /* Second Display Channel Enable CR6A[7] */
419 outb(cr6a | 0x80, 0x3D5);
420 /* Second Display Channel stop reset) */
421 outb(cr6a | 0xC0, 0x3D5);
422
423 /* Bit mask of palette */
424 outb(0xFF, 0x3c6);
425 outb(0x00, 0x3C8);
426 if (UNICHROME_CLE266 == viaparinfo->chip_info->gfx_chip_name &&
427 rev >= 15) {
428 shift = 8;
429 viafb_write_reg_mask(CR6A, VIACR, BIT5, BIT5);
430 viafb_write_reg_mask(SR15, VIASR, BIT7, BIT7);
431 } else {
432 shift = 10;
433 viafb_write_reg_mask(CR6A, VIACR, 0, BIT5);
434 viafb_write_reg_mask(SR15, VIASR, 0, BIT7);
435 }
436 for (i = 0; i < len; i++) {
437 outb((*(pred + i)) >> shift, 0x3C9);
438 outb((*(pgreen + i)) >> shift, 0x3C9);
439 outb((*(pblue + i)) >> shift, 0x3C9);
440 }
441
442 outb(0x1A, 0x3C4);
443 /* Map the 3C6/7/8/9 to the IGA1 */
444 outb(sr1a & 0xFE, 0x3C5);
445 /* Bit mask of palette */
446 outb(0xFF, 0x3c6);
447 outb(0x00, 0x3C8);
448 for (i = 0; i < len; i++) {
449 outb((*(pred + i)) >> shift, 0x3C9);
450 outb((*(pgreen + i)) >> shift, 0x3C9);
451 outb((*(pblue + i)) >> shift, 0x3C9);
452 }
453
454 outb(0x1A, 0x3C4);
455 outb(sr1a, 0x3C5);
456 outb(0x1B, 0x3C4);
457 outb(sr1b, 0x3C5);
458 outb(0x67, 0x3D4);
459 outb(cr67, 0x3D5);
460 outb(0x6A, 0x3D4);
461 outb(cr6a, 0x3D5);
462 break;
463 case 16:
464 if (len > 17)
465 return 0; /* Because static u32 pseudo_pal[17]; */
466 for (i = 0; i < len; i++)
467 ((u32 *) info->pseudo_palette)[i] =
468 (*(pred + i) & 0xF800) |
469 ((*(pgreen + i) & 0xFC00) >> 5) |
470 ((*(pblue + i) & 0xF800) >> 11);
471 break;
472 case 32:
473 if (len > 17)
474 return 0;
475 if (ptransp) {
476 for (i = 0; i < len; i++)
477 ((u32 *) info->pseudo_palette)[i] =
478 ((*(ptransp + i) & 0xFF00) << 16) |
479 ((*(pred + i) & 0xFF00) << 8) |
480 ((*(pgreen + i) & 0xFF00)) |
481 ((*(pblue + i) & 0xFF00) >> 8);
482 } else {
483 for (i = 0; i < len; i++)
484 ((u32 *) info->pseudo_palette)[i] =
485 0x00000000 |
486 ((*(pred + i) & 0xFF00) << 8) |
487 ((*(pgreen + i) & 0xFF00)) |
488 ((*(pblue + i) & 0xFF00) >> 8);
489 }
490 break;
491 }
492 return 0;
493 }
494
495 static int viafb_pan_display(struct fb_var_screeninfo *var,
496 struct fb_info *info)
497 {
498 unsigned int offset;
499
500 DEBUG_MSG(KERN_INFO "viafb_pan_display!\n");
501
502 offset = (var->xoffset + (var->yoffset * var->xres_virtual)) *
503 var->bits_per_pixel / 16;
504
505 DEBUG_MSG(KERN_INFO "\nviafb_pan_display,offset =%d ", offset);
506
507 viafb_write_reg_mask(0x48, 0x3d4, ((offset >> 24) & 0x3), 0x3);
508 viafb_write_reg_mask(0x34, 0x3d4, ((offset >> 16) & 0xff), 0xff);
509 viafb_write_reg_mask(0x0c, 0x3d4, ((offset >> 8) & 0xff), 0xff);
510 viafb_write_reg_mask(0x0d, 0x3d4, (offset & 0xff), 0xff);
511
512 return 0;
513 }
514
515 static int viafb_blank(int blank_mode, struct fb_info *info)
516 {
517 DEBUG_MSG(KERN_INFO "viafb_blank!\n");
518 /* clear DPMS setting */
519
520 switch (blank_mode) {
521 case FB_BLANK_UNBLANK:
522 /* Screen: On, HSync: On, VSync: On */
523 /* control CRT monitor power management */
524 viafb_write_reg_mask(CR36, VIACR, 0x00, BIT4 + BIT5);
525 break;
526 case FB_BLANK_HSYNC_SUSPEND:
527 /* Screen: Off, HSync: Off, VSync: On */
528 /* control CRT monitor power management */
529 viafb_write_reg_mask(CR36, VIACR, 0x10, BIT4 + BIT5);
530 break;
531 case FB_BLANK_VSYNC_SUSPEND:
532 /* Screen: Off, HSync: On, VSync: Off */
533 /* control CRT monitor power management */
534 viafb_write_reg_mask(CR36, VIACR, 0x20, BIT4 + BIT5);
535 break;
536 case FB_BLANK_POWERDOWN:
537 /* Screen: Off, HSync: Off, VSync: Off */
538 /* control CRT monitor power management */
539 viafb_write_reg_mask(CR36, VIACR, 0x30, BIT4 + BIT5);
540 break;
541 }
542
543 return 0;
544 }
545
546 static int viafb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
547 {
548 union {
549 struct viafb_ioctl_mode viamode;
550 struct viafb_ioctl_samm viasamm;
551 struct viafb_driver_version driver_version;
552 struct fb_var_screeninfo sec_var;
553 struct _panel_size_pos_info panel_pos_size_para;
554 struct viafb_ioctl_setting viafb_setting;
555 struct device_t active_dev;
556 } u;
557 u32 state_info = 0;
558 u32 *viafb_gamma_table;
559 char driver_name[] = "viafb";
560
561 u32 __user *argp = (u32 __user *) arg;
562 u32 gpu32;
563 u32 video_dev_info = 0;
564
565 DEBUG_MSG(KERN_INFO "viafb_ioctl: 0x%X !!\n", cmd);
566 memset(&u, 0, sizeof(u));
567
568 switch (cmd) {
569 case VIAFB_GET_CHIP_INFO:
570 if (copy_to_user(argp, viaparinfo->chip_info,
571 sizeof(struct chip_information)))
572 return -EFAULT;
573 break;
574 case VIAFB_GET_INFO_SIZE:
575 return put_user((u32)sizeof(struct viafb_ioctl_info), argp);
576 case VIAFB_GET_INFO:
577 return viafb_ioctl_get_viafb_info(arg);
578 case VIAFB_HOTPLUG:
579 return put_user(viafb_ioctl_hotplug(info->var.xres,
580 info->var.yres,
581 info->var.bits_per_pixel), argp);
582 case VIAFB_SET_HOTPLUG_FLAG:
583 if (copy_from_user(&gpu32, argp, sizeof(gpu32)))
584 return -EFAULT;
585 viafb_hotplug = (gpu32) ? 1 : 0;
586 break;
587 case VIAFB_GET_RESOLUTION:
588 u.viamode.xres = (u32) viafb_hotplug_Xres;
589 u.viamode.yres = (u32) viafb_hotplug_Yres;
590 u.viamode.refresh = (u32) viafb_hotplug_refresh;
591 u.viamode.bpp = (u32) viafb_hotplug_bpp;
592 if (viafb_SAMM_ON == 1) {
593 u.viamode.xres_sec = viafb_second_xres;
594 u.viamode.yres_sec = viafb_second_yres;
595 u.viamode.virtual_xres_sec = viafb_second_virtual_xres;
596 u.viamode.virtual_yres_sec = viafb_second_virtual_yres;
597 u.viamode.refresh_sec = viafb_refresh1;
598 u.viamode.bpp_sec = viafb_bpp1;
599 } else {
600 u.viamode.xres_sec = 0;
601 u.viamode.yres_sec = 0;
602 u.viamode.virtual_xres_sec = 0;
603 u.viamode.virtual_yres_sec = 0;
604 u.viamode.refresh_sec = 0;
605 u.viamode.bpp_sec = 0;
606 }
607 if (copy_to_user(argp, &u.viamode, sizeof(u.viamode)))
608 return -EFAULT;
609 break;
610 case VIAFB_GET_SAMM_INFO:
611 u.viasamm.samm_status = viafb_SAMM_ON;
612
613 if (viafb_SAMM_ON == 1) {
614 if (viafb_dual_fb) {
615 u.viasamm.size_prim = viaparinfo->fbmem_free;
616 u.viasamm.size_sec = viaparinfo1->fbmem_free;
617 } else {
618 if (viafb_second_size) {
619 u.viasamm.size_prim =
620 viaparinfo->fbmem_free -
621 viafb_second_size * 1024 * 1024;
622 u.viasamm.size_sec =
623 viafb_second_size * 1024 * 1024;
624 } else {
625 u.viasamm.size_prim =
626 viaparinfo->fbmem_free >> 1;
627 u.viasamm.size_sec =
628 (viaparinfo->fbmem_free >> 1);
629 }
630 }
631 u.viasamm.mem_base = viaparinfo->fbmem;
632 u.viasamm.offset_sec = viafb_second_offset;
633 } else {
634 u.viasamm.size_prim =
635 viaparinfo->memsize - viaparinfo->fbmem_used;
636 u.viasamm.size_sec = 0;
637 u.viasamm.mem_base = viaparinfo->fbmem;
638 u.viasamm.offset_sec = 0;
639 }
640
641 if (copy_to_user(argp, &u.viasamm, sizeof(u.viasamm)))
642 return -EFAULT;
643
644 break;
645 case VIAFB_TURN_ON_OUTPUT_DEVICE:
646 if (copy_from_user(&gpu32, argp, sizeof(gpu32)))
647 return -EFAULT;
648 if (gpu32 & CRT_Device)
649 viafb_crt_enable();
650 if (gpu32 & DVI_Device)
651 viafb_dvi_enable();
652 if (gpu32 & LCD_Device)
653 viafb_lcd_enable();
654 break;
655 case VIAFB_TURN_OFF_OUTPUT_DEVICE:
656 if (copy_from_user(&gpu32, argp, sizeof(gpu32)))
657 return -EFAULT;
658 if (gpu32 & CRT_Device)
659 viafb_crt_disable();
660 if (gpu32 & DVI_Device)
661 viafb_dvi_disable();
662 if (gpu32 & LCD_Device)
663 viafb_lcd_disable();
664 break;
665 case VIAFB_SET_DEVICE:
666 if (copy_from_user(&u.active_dev, (void *)argp,
667 sizeof(u.active_dev)))
668 return -EFAULT;
669 viafb_set_device(u.active_dev);
670 viafb_set_par(info);
671 break;
672 case VIAFB_GET_DEVICE:
673 u.active_dev.crt = viafb_CRT_ON;
674 u.active_dev.dvi = viafb_DVI_ON;
675 u.active_dev.lcd = viafb_LCD_ON;
676 u.active_dev.samm = viafb_SAMM_ON;
677 u.active_dev.primary_dev = viafb_primary_dev;
678
679 u.active_dev.lcd_dsp_cent = viafb_lcd_dsp_method;
680 u.active_dev.lcd_panel_id = viafb_lcd_panel_id;
681 u.active_dev.lcd_mode = viafb_lcd_mode;
682
683 u.active_dev.xres = viafb_hotplug_Xres;
684 u.active_dev.yres = viafb_hotplug_Yres;
685
686 u.active_dev.xres1 = viafb_second_xres;
687 u.active_dev.yres1 = viafb_second_yres;
688
689 u.active_dev.bpp = viafb_bpp;
690 u.active_dev.bpp1 = viafb_bpp1;
691 u.active_dev.refresh = viafb_refresh;
692 u.active_dev.refresh1 = viafb_refresh1;
693
694 u.active_dev.epia_dvi = viafb_platform_epia_dvi;
695 u.active_dev.lcd_dual_edge = viafb_device_lcd_dualedge;
696 u.active_dev.bus_width = viafb_bus_width;
697
698 if (copy_to_user(argp, &u.active_dev, sizeof(u.active_dev)))
699 return -EFAULT;
700 break;
701
702 case VIAFB_GET_DRIVER_VERSION:
703 u.driver_version.iMajorNum = VERSION_MAJOR;
704 u.driver_version.iKernelNum = VERSION_KERNEL;
705 u.driver_version.iOSNum = VERSION_OS;
706 u.driver_version.iMinorNum = VERSION_MINOR;
707
708 if (copy_to_user(argp, &u.driver_version,
709 sizeof(u.driver_version)))
710 return -EFAULT;
711
712 break;
713
714 case VIAFB_SET_DEVICE_INFO:
715 if (copy_from_user(&u.viafb_setting,
716 argp, sizeof(u.viafb_setting)))
717 return -EFAULT;
718 if (apply_device_setting(u.viafb_setting, info) < 0)
719 return -EINVAL;
720
721 break;
722
723 case VIAFB_SET_SECOND_MODE:
724 if (copy_from_user(&u.sec_var, argp, sizeof(u.sec_var)))
725 return -EFAULT;
726 apply_second_mode_setting(&u.sec_var);
727 break;
728
729 case VIAFB_GET_DEVICE_INFO:
730
731 retrieve_device_setting(&u.viafb_setting);
732
733 if (copy_to_user(argp, &u.viafb_setting,
734 sizeof(u.viafb_setting)))
735 return -EFAULT;
736
737 break;
738
739 case VIAFB_GET_DEVICE_SUPPORT:
740 viafb_get_device_support_state(&state_info);
741 if (put_user(state_info, argp))
742 return -EFAULT;
743 break;
744
745 case VIAFB_GET_DEVICE_CONNECT:
746 viafb_get_device_connect_state(&state_info);
747 if (put_user(state_info, argp))
748 return -EFAULT;
749 break;
750
751 case VIAFB_GET_PANEL_SUPPORT_EXPAND:
752 state_info =
753 viafb_lcd_get_support_expand_state(info->var.xres,
754 info->var.yres);
755 if (put_user(state_info, argp))
756 return -EFAULT;
757 break;
758
759 case VIAFB_GET_DRIVER_NAME:
760 if (copy_to_user(argp, driver_name, sizeof(driver_name)))
761 return -EFAULT;
762 break;
763
764 case VIAFB_SET_GAMMA_LUT:
765 viafb_gamma_table = kmalloc(256 * sizeof(u32), GFP_KERNEL);
766 if (!viafb_gamma_table)
767 return -ENOMEM;
768 if (copy_from_user(viafb_gamma_table, argp,
769 sizeof(viafb_gamma_table))) {
770 kfree(viafb_gamma_table);
771 return -EFAULT;
772 }
773 viafb_set_gamma_table(viafb_bpp, viafb_gamma_table);
774 kfree(viafb_gamma_table);
775 break;
776
777 case VIAFB_GET_GAMMA_LUT:
778 viafb_gamma_table = kmalloc(256 * sizeof(u32), GFP_KERNEL);
779 if (!viafb_gamma_table)
780 return -ENOMEM;
781 viafb_get_gamma_table(viafb_gamma_table);
782 if (copy_to_user(argp, viafb_gamma_table,
783 sizeof(viafb_gamma_table))) {
784 kfree(viafb_gamma_table);
785 return -EFAULT;
786 }
787 kfree(viafb_gamma_table);
788 break;
789
790 case VIAFB_GET_GAMMA_SUPPORT_STATE:
791 viafb_get_gamma_support_state(viafb_bpp, &state_info);
792 if (put_user(state_info, argp))
793 return -EFAULT;
794 break;
795 case VIAFB_SET_VIDEO_DEVICE:
796 get_user(video_dev_info, argp);
797 viafb_set_video_device(video_dev_info);
798 break;
799 case VIAFB_GET_VIDEO_DEVICE:
800 viafb_get_video_device(&video_dev_info);
801 if (put_user(video_dev_info, argp))
802 return -EFAULT;
803 break;
804 case VIAFB_SYNC_SURFACE:
805 DEBUG_MSG(KERN_INFO "lobo VIAFB_SYNC_SURFACE\n");
806 break;
807 case VIAFB_GET_DRIVER_CAPS:
808 break;
809
810 case VIAFB_GET_PANEL_MAX_SIZE:
811 if (copy_from_user(&u.panel_pos_size_para, argp,
812 sizeof(u.panel_pos_size_para)))
813 return -EFAULT;
814 u.panel_pos_size_para.x = u.panel_pos_size_para.y = 0;
815 if (copy_to_user(argp, &u.panel_pos_size_para,
816 sizeof(u.panel_pos_size_para)))
817 return -EFAULT;
818 break;
819 case VIAFB_GET_PANEL_MAX_POSITION:
820 if (copy_from_user(&u.panel_pos_size_para, argp,
821 sizeof(u.panel_pos_size_para)))
822 return -EFAULT;
823 u.panel_pos_size_para.x = u.panel_pos_size_para.y = 0;
824 if (copy_to_user(argp, &u.panel_pos_size_para,
825 sizeof(u.panel_pos_size_para)))
826 return -EFAULT;
827 break;
828
829 case VIAFB_GET_PANEL_POSITION:
830 if (copy_from_user(&u.panel_pos_size_para, argp,
831 sizeof(u.panel_pos_size_para)))
832 return -EFAULT;
833 u.panel_pos_size_para.x = u.panel_pos_size_para.y = 0;
834 if (copy_to_user(argp, &u.panel_pos_size_para,
835 sizeof(u.panel_pos_size_para)))
836 return -EFAULT;
837 break;
838 case VIAFB_GET_PANEL_SIZE:
839 if (copy_from_user(&u.panel_pos_size_para, argp,
840 sizeof(u.panel_pos_size_para)))
841 return -EFAULT;
842 u.panel_pos_size_para.x = u.panel_pos_size_para.y = 0;
843 if (copy_to_user(argp, &u.panel_pos_size_para,
844 sizeof(u.panel_pos_size_para)))
845 return -EFAULT;
846 break;
847
848 case VIAFB_SET_PANEL_POSITION:
849 if (copy_from_user(&u.panel_pos_size_para, argp,
850 sizeof(u.panel_pos_size_para)))
851 return -EFAULT;
852 break;
853 case VIAFB_SET_PANEL_SIZE:
854 if (copy_from_user(&u.panel_pos_size_para, argp,
855 sizeof(u.panel_pos_size_para)))
856 return -EFAULT;
857 break;
858
859 default:
860 return -EINVAL;
861 }
862
863 return 0;
864 }
865
866 static void viafb_fillrect(struct fb_info *info,
867 const struct fb_fillrect *rect)
868 {
869 u32 col = 0, rop = 0;
870 int pitch;
871
872 if (!viafb_accel) {
873 cfb_fillrect(info, rect);
874 return;
875 }
876
877 if (!rect->width || !rect->height)
878 return;
879
880 switch (rect->rop) {
881 case ROP_XOR:
882 rop = 0x5A;
883 break;
884 case ROP_COPY:
885 default:
886 rop = 0xF0;
887 break;
888 }
889
890 switch (info->var.bits_per_pixel) {
891 case 8:
892 col = rect->color;
893 break;
894 case 16:
895 col = ((u32 *) (info->pseudo_palette))[rect->color];
896 break;
897 case 32:
898 col = ((u32 *) (info->pseudo_palette))[rect->color];
899 break;
900 }
901
902 /* BitBlt Source Address */
903 writel(0x0, viaparinfo->io_virt + VIA_REG_SRCPOS);
904 /* Source Base Address */
905 writel(0x0, viaparinfo->io_virt + VIA_REG_SRCBASE);
906 /* Destination Base Address */
907 writel(((unsigned long) (info->screen_base) -
908 (unsigned long) viafb_FB_MM) >> 3,
909 viaparinfo->io_virt + VIA_REG_DSTBASE);
910 /* Pitch */
911 pitch = (info->var.xres_virtual + 7) & ~7;
912 writel(VIA_PITCH_ENABLE |
913 (((pitch *
914 info->var.bits_per_pixel >> 3) >> 3) |
915 (((pitch * info->
916 var.bits_per_pixel >> 3) >> 3) << 16)),
917 viaparinfo->io_virt + VIA_REG_PITCH);
918 /* BitBlt Destination Address */
919 writel(((rect->dy << 16) | rect->dx),
920 viaparinfo->io_virt + VIA_REG_DSTPOS);
921 /* Dimension: width & height */
922 writel((((rect->height - 1) << 16) | (rect->width - 1)),
923 viaparinfo->io_virt + VIA_REG_DIMENSION);
924 /* Forground color or Destination color */
925 writel(col, viaparinfo->io_virt + VIA_REG_FGCOLOR);
926 /* GE Command */
927 writel((0x01 | 0x2000 | (rop << 24)),
928 viaparinfo->io_virt + VIA_REG_GECMD);
929
930 }
931
932 static void viafb_copyarea(struct fb_info *info,
933 const struct fb_copyarea *area)
934 {
935 u32 dy = area->dy, sy = area->sy, direction = 0x0;
936 u32 sx = area->sx, dx = area->dx, width = area->width;
937 int pitch;
938
939 DEBUG_MSG(KERN_INFO "viafb_copyarea!!\n");
940
941 if (!viafb_accel) {
942 cfb_copyarea(info, area);
943 return;
944 }
945
946 if (!area->width || !area->height)
947 return;
948
949 if (sy < dy) {
950 dy += area->height - 1;
951 sy += area->height - 1;
952 direction |= 0x4000;
953 }
954
955 if (sx < dx) {
956 dx += width - 1;
957 sx += width - 1;
958 direction |= 0x8000;
959 }
960
961 /* Source Base Address */
962 writel(((unsigned long) (info->screen_base) -
963 (unsigned long) viafb_FB_MM) >> 3,
964 viaparinfo->io_virt + VIA_REG_SRCBASE);
965 /* Destination Base Address */
966 writel(((unsigned long) (info->screen_base) -
967 (unsigned long) viafb_FB_MM) >> 3,
968 viaparinfo->io_virt + VIA_REG_DSTBASE);
969 /* Pitch */
970 pitch = (info->var.xres_virtual + 7) & ~7;
971 /* VIA_PITCH_ENABLE can be omitted now. */
972 writel(VIA_PITCH_ENABLE |
973 (((pitch *
974 info->var.bits_per_pixel >> 3) >> 3) | (((pitch *
975 info->var.
976 bits_per_pixel
977 >> 3) >> 3)
978 << 16)),
979 viaparinfo->io_virt + VIA_REG_PITCH);
980 /* BitBlt Source Address */
981 writel(((sy << 16) | sx), viaparinfo->io_virt + VIA_REG_SRCPOS);
982 /* BitBlt Destination Address */
983 writel(((dy << 16) | dx), viaparinfo->io_virt + VIA_REG_DSTPOS);
984 /* Dimension: width & height */
985 writel((((area->height - 1) << 16) | (area->width - 1)),
986 viaparinfo->io_virt + VIA_REG_DIMENSION);
987 /* GE Command */
988 writel((0x01 | direction | (0xCC << 24)),
989 viaparinfo->io_virt + VIA_REG_GECMD);
990
991 }
992
993 static void viafb_imageblit(struct fb_info *info,
994 const struct fb_image *image)
995 {
996 u32 size, bg_col = 0, fg_col = 0, *udata;
997 int i;
998 int pitch;
999
1000 if (!viafb_accel) {
1001 cfb_imageblit(info, image);
1002 return;
1003 }
1004
1005 udata = (u32 *) image->data;
1006
1007 switch (info->var.bits_per_pixel) {
1008 case 8:
1009 bg_col = image->bg_color;
1010 fg_col = image->fg_color;
1011 break;
1012 case 16:
1013 bg_col = ((u32 *) (info->pseudo_palette))[image->bg_color];
1014 fg_col = ((u32 *) (info->pseudo_palette))[image->fg_color];
1015 break;
1016 case 32:
1017 bg_col = ((u32 *) (info->pseudo_palette))[image->bg_color];
1018 fg_col = ((u32 *) (info->pseudo_palette))[image->fg_color];
1019 break;
1020 }
1021 size = image->width * image->height;
1022
1023 /* Source Base Address */
1024 writel(0x0, viaparinfo->io_virt + VIA_REG_SRCBASE);
1025 /* Destination Base Address */
1026 writel(((unsigned long) (info->screen_base) -
1027 (unsigned long) viafb_FB_MM) >> 3,
1028 viaparinfo->io_virt + VIA_REG_DSTBASE);
1029 /* Pitch */
1030 pitch = (info->var.xres_virtual + 7) & ~7;
1031 writel(VIA_PITCH_ENABLE |
1032 (((pitch *
1033 info->var.bits_per_pixel >> 3) >> 3) | (((pitch *
1034 info->var.
1035 bits_per_pixel
1036 >> 3) >> 3)
1037 << 16)),
1038 viaparinfo->io_virt + VIA_REG_PITCH);
1039 /* BitBlt Source Address */
1040 writel(0x0, viaparinfo->io_virt + VIA_REG_SRCPOS);
1041 /* BitBlt Destination Address */
1042 writel(((image->dy << 16) | image->dx),
1043 viaparinfo->io_virt + VIA_REG_DSTPOS);
1044 /* Dimension: width & height */
1045 writel((((image->height - 1) << 16) | (image->width - 1)),
1046 viaparinfo->io_virt + VIA_REG_DIMENSION);
1047 /* fb color */
1048 writel(fg_col, viaparinfo->io_virt + VIA_REG_FGCOLOR);
1049 /* bg color */
1050 writel(bg_col, viaparinfo->io_virt + VIA_REG_BGCOLOR);
1051 /* GE Command */
1052 writel(0xCC020142, viaparinfo->io_virt + VIA_REG_GECMD);
1053
1054 for (i = 0; i < size / 4; i++) {
1055 writel(*udata, viaparinfo->io_virt + VIA_MMIO_BLTBASE);
1056 udata++;
1057 }
1058
1059 }
1060
1061 static int viafb_cursor(struct fb_info *info, struct fb_cursor *cursor)
1062 {
1063 u32 temp, xx, yy, bg_col = 0, fg_col = 0;
1064 int i, j = 0;
1065 static int hw_cursor;
1066 struct viafb_par *p_viafb_par;
1067
1068 if (viafb_accel)
1069 hw_cursor = 1;
1070
1071 if (!viafb_accel) {
1072 if (hw_cursor) {
1073 viafb_show_hw_cursor(info, HW_Cursor_OFF);
1074 hw_cursor = 0;
1075 }
1076 return -ENODEV;
1077 }
1078
1079 if ((((struct viafb_par *)(info->par))->iga_path == IGA2)
1080 && (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266))
1081 return -ENODEV;
1082
1083 /* When duoview and using lcd , use soft cursor */
1084 if (viafb_LCD_ON || ((struct viafb_par *)(info->par))->duoview)
1085 return -ENODEV;
1086
1087 viafb_show_hw_cursor(info, HW_Cursor_OFF);
1088 viacursor = *cursor;
1089
1090 if (cursor->set & FB_CUR_SETHOT) {
1091 viacursor.hot = cursor->hot;
1092 temp = ((viacursor.hot.x) << 16) + viacursor.hot.y;
1093 writel(temp, viaparinfo->io_virt + VIA_REG_CURSOR_ORG);
1094 }
1095
1096 if (cursor->set & FB_CUR_SETPOS) {
1097 viacursor.image.dx = cursor->image.dx;
1098 viacursor.image.dy = cursor->image.dy;
1099 yy = cursor->image.dy - info->var.yoffset;
1100 xx = cursor->image.dx - info->var.xoffset;
1101 temp = yy & 0xFFFF;
1102 temp |= (xx << 16);
1103 writel(temp, viaparinfo->io_virt + VIA_REG_CURSOR_POS);
1104 }
1105
1106 if (cursor->set & FB_CUR_SETSIZE) {
1107 temp = readl(viaparinfo->io_virt + VIA_REG_CURSOR_MODE);
1108
1109 if ((cursor->image.width <= 32)
1110 && (cursor->image.height <= 32)) {
1111 MAX_CURS = 32;
1112 temp |= 0x2;
1113 } else if ((cursor->image.width <= 64)
1114 && (cursor->image.height <= 64)) {
1115 MAX_CURS = 64;
1116 temp &= 0xFFFFFFFD;
1117 } else {
1118 DEBUG_MSG(KERN_INFO
1119 "The cursor image is biger than 64x64 bits...\n");
1120 return -ENXIO;
1121 }
1122 writel(temp, viaparinfo->io_virt + VIA_REG_CURSOR_MODE);
1123
1124 viacursor.image.height = cursor->image.height;
1125 viacursor.image.width = cursor->image.width;
1126 }
1127
1128 if (cursor->set & FB_CUR_SETCMAP) {
1129 viacursor.image.fg_color = cursor->image.fg_color;
1130 viacursor.image.bg_color = cursor->image.bg_color;
1131
1132 switch (info->var.bits_per_pixel) {
1133 case 8:
1134 case 16:
1135 case 32:
1136 bg_col =
1137 (0xFF << 24) |
1138 (((info->cmap.red)[viacursor.image.bg_color] &
1139 0xFF00) << 8) |
1140 ((info->cmap.green)[viacursor.image.bg_color] &
1141 0xFF00) |
1142 (((info->cmap.blue)[viacursor.image.bg_color] &
1143 0xFF00) >> 8);
1144 fg_col =
1145 (0xFF << 24) |
1146 (((info->cmap.red)[viacursor.image.fg_color] &
1147 0xFF00) << 8) |
1148 ((info->cmap.green)[viacursor.image.fg_color] &
1149 0xFF00) |
1150 (((info->cmap.blue)[viacursor.image.fg_color] &
1151 0xFF00) >> 8);
1152 break;
1153 default:
1154 return 0;
1155 }
1156
1157 /* This is indeed a patch for VT3324/VT3353 */
1158 if (!info->par)
1159 return 0;
1160 p_viafb_par = (struct viafb_par *)info->par;
1161
1162 if ((p_viafb_par->chip_info->gfx_chip_name ==
1163 UNICHROME_CX700) ||
1164 ((p_viafb_par->chip_info->gfx_chip_name ==
1165 UNICHROME_VX800))) {
1166 bg_col =
1167 (((info->cmap.red)[viacursor.image.bg_color] &
1168 0xFFC0) << 14) |
1169 (((info->cmap.green)[viacursor.image.bg_color] &
1170 0xFFC0) << 4) |
1171 (((info->cmap.blue)[viacursor.image.bg_color] &
1172 0xFFC0) >> 6);
1173 fg_col =
1174 (((info->cmap.red)[viacursor.image.fg_color] &
1175 0xFFC0) << 14) |
1176 (((info->cmap.green)[viacursor.image.fg_color] &
1177 0xFFC0) << 4) |
1178 (((info->cmap.blue)[viacursor.image.fg_color] &
1179 0xFFC0) >> 6);
1180 }
1181
1182 writel(bg_col, viaparinfo->io_virt + VIA_REG_CURSOR_BG);
1183 writel(fg_col, viaparinfo->io_virt + VIA_REG_CURSOR_FG);
1184 }
1185
1186 if (cursor->set & FB_CUR_SETSHAPE) {
1187 struct {
1188 u8 data[CURSOR_SIZE / 8];
1189 u32 bak[CURSOR_SIZE / 32];
1190 } *cr_data = kzalloc(sizeof(*cr_data), GFP_ATOMIC);
1191 int size =
1192 ((viacursor.image.width + 7) >> 3) *
1193 viacursor.image.height;
1194
1195 if (cr_data == NULL)
1196 goto out;
1197
1198 if (MAX_CURS == 32) {
1199 for (i = 0; i < (CURSOR_SIZE / 32); i++) {
1200 cr_data->bak[i] = 0x0;
1201 cr_data->bak[i + 1] = 0xFFFFFFFF;
1202 i += 1;
1203 }
1204 } else if (MAX_CURS == 64) {
1205 for (i = 0; i < (CURSOR_SIZE / 32); i++) {
1206 cr_data->bak[i] = 0x0;
1207 cr_data->bak[i + 1] = 0x0;
1208 cr_data->bak[i + 2] = 0xFFFFFFFF;
1209 cr_data->bak[i + 3] = 0xFFFFFFFF;
1210 i += 3;
1211 }
1212 }
1213
1214 switch (viacursor.rop) {
1215 case ROP_XOR:
1216 for (i = 0; i < size; i++)
1217 cr_data->data[i] = viacursor.mask[i];
1218 break;
1219 case ROP_COPY:
1220
1221 for (i = 0; i < size; i++)
1222 cr_data->data[i] = viacursor.mask[i];
1223 break;
1224 default:
1225 break;
1226 }
1227
1228 if (MAX_CURS == 32) {
1229 for (i = 0; i < size; i++) {
1230 cr_data->bak[j] = (u32) cr_data->data[i];
1231 cr_data->bak[j + 1] = ~cr_data->bak[j];
1232 j += 2;
1233 }
1234 } else if (MAX_CURS == 64) {
1235 for (i = 0; i < size; i++) {
1236 cr_data->bak[j] = (u32) cr_data->data[i];
1237 cr_data->bak[j + 1] = 0x0;
1238 cr_data->bak[j + 2] = ~cr_data->bak[j];
1239 cr_data->bak[j + 3] = ~cr_data->bak[j + 1];
1240 j += 4;
1241 }
1242 }
1243
1244 memcpy(((struct viafb_par *)(info->par))->fbmem_virt +
1245 ((struct viafb_par *)(info->par))->cursor_start,
1246 cr_data->bak, CURSOR_SIZE);
1247 out:
1248 kfree(cr_data);
1249 }
1250
1251 if (viacursor.enable)
1252 viafb_show_hw_cursor(info, HW_Cursor_ON);
1253
1254 return 0;
1255 }
1256
1257 static int viafb_sync(struct fb_info *info)
1258 {
1259 if (viafb_accel)
1260 viafb_wait_engine_idle();
1261 return 0;
1262 }
1263
1264 int viafb_get_mode_index(int hres, int vres)
1265 {
1266 u32 i;
1267 DEBUG_MSG(KERN_INFO "viafb_get_mode_index!\n");
1268
1269 for (i = 0; viafb_modentry[i].mode_index != VIA_RES_INVALID; i++)
1270 if (viafb_modentry[i].xres == hres &&
1271 viafb_modentry[i].yres == vres)
1272 break;
1273
1274 return viafb_modentry[i].mode_index;
1275 }
1276
1277 static void check_available_device_to_enable(int device_id)
1278 {
1279 int device_num = 0;
1280
1281 /* Initialize: */
1282 viafb_CRT_ON = STATE_OFF;
1283 viafb_DVI_ON = STATE_OFF;
1284 viafb_LCD_ON = STATE_OFF;
1285 viafb_LCD2_ON = STATE_OFF;
1286 viafb_DeviceStatus = None_Device;
1287
1288 if ((device_id & CRT_Device) && (device_num < MAX_ACTIVE_DEV_NUM)) {
1289 viafb_CRT_ON = STATE_ON;
1290 device_num++;
1291 viafb_DeviceStatus |= CRT_Device;
1292 }
1293
1294 if ((device_id & DVI_Device) && (device_num < MAX_ACTIVE_DEV_NUM)) {
1295 viafb_DVI_ON = STATE_ON;
1296 device_num++;
1297 viafb_DeviceStatus |= DVI_Device;
1298 }
1299
1300 if ((device_id & LCD_Device) && (device_num < MAX_ACTIVE_DEV_NUM)) {
1301 viafb_LCD_ON = STATE_ON;
1302 device_num++;
1303 viafb_DeviceStatus |= LCD_Device;
1304 }
1305
1306 if ((device_id & LCD2_Device) && (device_num < MAX_ACTIVE_DEV_NUM)) {
1307 viafb_LCD2_ON = STATE_ON;
1308 device_num++;
1309 viafb_DeviceStatus |= LCD2_Device;
1310 }
1311
1312 if (viafb_DeviceStatus == None_Device) {
1313 /* Use CRT as default active device: */
1314 viafb_CRT_ON = STATE_ON;
1315 viafb_DeviceStatus = CRT_Device;
1316 }
1317 DEBUG_MSG(KERN_INFO "Device Status:%x", viafb_DeviceStatus);
1318 }
1319
1320 static void viafb_set_device(struct device_t active_dev)
1321 {
1322 /* Check available device to enable: */
1323 int device_id = None_Device;
1324 if (active_dev.crt)
1325 device_id |= CRT_Device;
1326 if (active_dev.dvi)
1327 device_id |= DVI_Device;
1328 if (active_dev.lcd)
1329 device_id |= LCD_Device;
1330
1331 check_available_device_to_enable(device_id);
1332
1333 /* Check property of LCD: */
1334 if (viafb_LCD_ON) {
1335 if (active_dev.lcd_dsp_cent) {
1336 viaparinfo->lvds_setting_info->display_method =
1337 viafb_lcd_dsp_method = LCD_CENTERING;
1338 } else {
1339 viaparinfo->lvds_setting_info->display_method =
1340 viafb_lcd_dsp_method = LCD_EXPANDSION;
1341 }
1342
1343 if (active_dev.lcd_mode == LCD_SPWG) {
1344 viaparinfo->lvds_setting_info->lcd_mode =
1345 viafb_lcd_mode = LCD_SPWG;
1346 } else {
1347 viaparinfo->lvds_setting_info->lcd_mode =
1348 viafb_lcd_mode = LCD_OPENLDI;
1349 }
1350
1351 if (active_dev.lcd_panel_id <= LCD_PANEL_ID_MAXIMUM) {
1352 viafb_lcd_panel_id = active_dev.lcd_panel_id;
1353 viafb_init_lcd_size();
1354 }
1355 }
1356
1357 /* Check property of mode: */
1358 if (!active_dev.xres1)
1359 viafb_second_xres = 640;
1360 else
1361 viafb_second_xres = active_dev.xres1;
1362 if (!active_dev.yres1)
1363 viafb_second_yres = 480;
1364 else
1365 viafb_second_yres = active_dev.yres1;
1366 if (active_dev.bpp != 0)
1367 viafb_bpp = active_dev.bpp;
1368 if (active_dev.bpp1 != 0)
1369 viafb_bpp1 = active_dev.bpp1;
1370 if (active_dev.refresh != 0)
1371 viafb_refresh = active_dev.refresh;
1372 if (active_dev.refresh1 != 0)
1373 viafb_refresh1 = active_dev.refresh1;
1374 if ((active_dev.samm == STATE_OFF) || (active_dev.samm == STATE_ON))
1375 viafb_SAMM_ON = active_dev.samm;
1376 viafb_primary_dev = active_dev.primary_dev;
1377
1378 viafb_set_start_addr();
1379 viafb_set_iga_path();
1380 }
1381
1382 static void viafb_set_video_device(u32 video_dev_info)
1383 {
1384 viaparinfo->video_on_crt = STATE_OFF;
1385 viaparinfo->video_on_dvi = STATE_OFF;
1386 viaparinfo->video_on_lcd = STATE_OFF;
1387
1388 /* Check available device to enable: */
1389 if ((video_dev_info & CRT_Device) == CRT_Device)
1390 viaparinfo->video_on_crt = STATE_ON;
1391 else if ((video_dev_info & DVI_Device) == DVI_Device)
1392 viaparinfo->video_on_dvi = STATE_ON;
1393 else if ((video_dev_info & LCD_Device) == LCD_Device)
1394 viaparinfo->video_on_lcd = STATE_ON;
1395 }
1396
1397 static void viafb_get_video_device(u32 *video_dev_info)
1398 {
1399 *video_dev_info = None_Device;
1400 if (viaparinfo->video_on_crt == STATE_ON)
1401 *video_dev_info |= CRT_Device;
1402 else if (viaparinfo->video_on_dvi == STATE_ON)
1403 *video_dev_info |= DVI_Device;
1404 else if (viaparinfo->video_on_lcd == STATE_ON)
1405 *video_dev_info |= LCD_Device;
1406 }
1407
1408 static int get_primary_device(void)
1409 {
1410 int primary_device = 0;
1411 /* Rule: device on iga1 path are the primary device. */
1412 if (viafb_SAMM_ON) {
1413 if (viafb_CRT_ON) {
1414 if (viaparinfo->crt_setting_info->iga_path == IGA1) {
1415 DEBUG_MSG(KERN_INFO "CRT IGA Path:%d\n",
1416 viaparinfo->
1417 crt_setting_info->iga_path);
1418 primary_device = CRT_Device;
1419 }
1420 }
1421 if (viafb_DVI_ON) {
1422 if (viaparinfo->tmds_setting_info->iga_path == IGA1) {
1423 DEBUG_MSG(KERN_INFO "DVI IGA Path:%d\n",
1424 viaparinfo->
1425 tmds_setting_info->iga_path);
1426 primary_device = DVI_Device;
1427 }
1428 }
1429 if (viafb_LCD_ON) {
1430 if (viaparinfo->lvds_setting_info->iga_path == IGA1) {
1431 DEBUG_MSG(KERN_INFO "LCD IGA Path:%d\n",
1432 viaparinfo->
1433 lvds_setting_info->iga_path);
1434 primary_device = LCD_Device;
1435 }
1436 }
1437 if (viafb_LCD2_ON) {
1438 if (viaparinfo->lvds_setting_info2->iga_path == IGA1) {
1439 DEBUG_MSG(KERN_INFO "LCD2 IGA Path:%d\n",
1440 viaparinfo->
1441 lvds_setting_info2->iga_path);
1442 primary_device = LCD2_Device;
1443 }
1444 }
1445 }
1446 return primary_device;
1447 }
1448
1449 static u8 is_duoview(void)
1450 {
1451 if (0 == viafb_SAMM_ON) {
1452 if (viafb_LCD_ON + viafb_LCD2_ON +
1453 viafb_DVI_ON + viafb_CRT_ON == 2)
1454 return true;
1455 return false;
1456 } else {
1457 return false;
1458 }
1459 }
1460
1461 static void apply_second_mode_setting(struct fb_var_screeninfo
1462 *sec_var)
1463 {
1464 u32 htotal, vtotal, long_refresh;
1465
1466 htotal = sec_var->xres + sec_var->left_margin +
1467 sec_var->right_margin + sec_var->hsync_len;
1468 vtotal = sec_var->yres + sec_var->upper_margin +
1469 sec_var->lower_margin + sec_var->vsync_len;
1470 if ((sec_var->xres_virtual * (sec_var->bits_per_pixel >> 3)) & 0x1F) {
1471 /*Is 32 bytes alignment? */
1472 /*32 pixel alignment */
1473 sec_var->xres_virtual = (sec_var->xres_virtual + 31) & ~31;
1474 }
1475
1476 htotal = sec_var->xres + sec_var->left_margin +
1477 sec_var->right_margin + sec_var->hsync_len;
1478 vtotal = sec_var->yres + sec_var->upper_margin +
1479 sec_var->lower_margin + sec_var->vsync_len;
1480 long_refresh = 1000000000UL / sec_var->pixclock * 1000;
1481 long_refresh /= (htotal * vtotal);
1482
1483 viafb_second_xres = sec_var->xres;
1484 viafb_second_yres = sec_var->yres;
1485 viafb_second_virtual_xres = sec_var->xres_virtual;
1486 viafb_second_virtual_yres = sec_var->yres_virtual;
1487 viafb_bpp1 = sec_var->bits_per_pixel;
1488 viafb_refresh1 = viafb_get_refresh(sec_var->xres, sec_var->yres,
1489 long_refresh);
1490 }
1491
1492 static int apply_device_setting(struct viafb_ioctl_setting setting_info,
1493 struct fb_info *info)
1494 {
1495 int need_set_mode = 0;
1496 DEBUG_MSG(KERN_INFO "apply_device_setting\n");
1497
1498 if (setting_info.device_flag) {
1499 need_set_mode = 1;
1500 check_available_device_to_enable(setting_info.device_status);
1501 }
1502
1503 /* Unlock LCD's operation according to LCD flag
1504 and check if the setting value is valid. */
1505 /* If the value is valid, apply the new setting value to the device. */
1506 if (viafb_LCD_ON) {
1507 if (setting_info.lcd_operation_flag & OP_LCD_CENTERING) {
1508 need_set_mode = 1;
1509 if (setting_info.lcd_attributes.display_center) {
1510 /* Centering */
1511 viaparinfo->lvds_setting_info->display_method =
1512 LCD_CENTERING;
1513 viafb_lcd_dsp_method = LCD_CENTERING;
1514 viaparinfo->lvds_setting_info2->display_method =
1515 viafb_lcd_dsp_method = LCD_CENTERING;
1516 } else {
1517 /* expandsion */
1518 viaparinfo->lvds_setting_info->display_method =
1519 LCD_EXPANDSION;
1520 viafb_lcd_dsp_method = LCD_EXPANDSION;
1521 viaparinfo->lvds_setting_info2->display_method =
1522 LCD_EXPANDSION;
1523 viafb_lcd_dsp_method = LCD_EXPANDSION;
1524 }
1525 }
1526
1527 if (setting_info.lcd_operation_flag & OP_LCD_MODE) {
1528 need_set_mode = 1;
1529 if (setting_info.lcd_attributes.lcd_mode ==
1530 LCD_SPWG) {
1531 viaparinfo->lvds_setting_info->lcd_mode =
1532 viafb_lcd_mode = LCD_SPWG;
1533 } else {
1534 viaparinfo->lvds_setting_info->lcd_mode =
1535 viafb_lcd_mode = LCD_OPENLDI;
1536 }
1537 viaparinfo->lvds_setting_info2->lcd_mode =
1538 viaparinfo->lvds_setting_info->lcd_mode;
1539 }
1540
1541 if (setting_info.lcd_operation_flag & OP_LCD_PANEL_ID) {
1542 need_set_mode = 1;
1543 if (setting_info.lcd_attributes.panel_id <=
1544 LCD_PANEL_ID_MAXIMUM) {
1545 viafb_lcd_panel_id =
1546 setting_info.lcd_attributes.panel_id;
1547 viafb_init_lcd_size();
1548 }
1549 }
1550 }
1551
1552 if (0 != (setting_info.samm_status & OP_SAMM)) {
1553 setting_info.samm_status =
1554 setting_info.samm_status & (~OP_SAMM);
1555 if (setting_info.samm_status == 0
1556 || setting_info.samm_status == 1) {
1557 viafb_SAMM_ON = setting_info.samm_status;
1558
1559 if (viafb_SAMM_ON)
1560 viafb_primary_dev = setting_info.primary_device;
1561
1562 viafb_set_start_addr();
1563 viafb_set_iga_path();
1564 }
1565 need_set_mode = 1;
1566 }
1567
1568 viaparinfo->duoview = is_duoview();
1569
1570 if (!need_set_mode) {
1571 ;
1572 } else {
1573 viafb_set_iga_path();
1574 viafb_set_par(info);
1575 }
1576 return true;
1577 }
1578
1579 static void retrieve_device_setting(struct viafb_ioctl_setting
1580 *setting_info)
1581 {
1582
1583 /* get device status */
1584 if (viafb_CRT_ON == 1)
1585 setting_info->device_status = CRT_Device;
1586 if (viafb_DVI_ON == 1)
1587 setting_info->device_status |= DVI_Device;
1588 if (viafb_LCD_ON == 1)
1589 setting_info->device_status |= LCD_Device;
1590 if (viafb_LCD2_ON == 1)
1591 setting_info->device_status |= LCD2_Device;
1592 if ((viaparinfo->video_on_crt == 1) && (viafb_CRT_ON == 1)) {
1593 setting_info->video_device_status =
1594 viaparinfo->crt_setting_info->iga_path;
1595 } else if ((viaparinfo->video_on_dvi == 1) && (viafb_DVI_ON == 1)) {
1596 setting_info->video_device_status =
1597 viaparinfo->tmds_setting_info->iga_path;
1598 } else if ((viaparinfo->video_on_lcd == 1) && (viafb_LCD_ON == 1)) {
1599 setting_info->video_device_status =
1600 viaparinfo->lvds_setting_info->iga_path;
1601 } else {
1602 setting_info->video_device_status = 0;
1603 }
1604
1605 setting_info->samm_status = viafb_SAMM_ON;
1606 setting_info->primary_device = get_primary_device();
1607
1608 setting_info->first_dev_bpp = viafb_bpp;
1609 setting_info->second_dev_bpp = viafb_bpp1;
1610
1611 setting_info->first_dev_refresh = viafb_refresh;
1612 setting_info->second_dev_refresh = viafb_refresh1;
1613
1614 setting_info->first_dev_hor_res = viafb_hotplug_Xres;
1615 setting_info->first_dev_ver_res = viafb_hotplug_Yres;
1616 setting_info->second_dev_hor_res = viafb_second_xres;
1617 setting_info->second_dev_ver_res = viafb_second_yres;
1618
1619 /* Get lcd attributes */
1620 setting_info->lcd_attributes.display_center = viafb_lcd_dsp_method;
1621 setting_info->lcd_attributes.panel_id = viafb_lcd_panel_id;
1622 setting_info->lcd_attributes.lcd_mode = viafb_lcd_mode;
1623 }
1624
1625 static void parse_active_dev(void)
1626 {
1627 viafb_CRT_ON = STATE_OFF;
1628 viafb_DVI_ON = STATE_OFF;
1629 viafb_LCD_ON = STATE_OFF;
1630 viafb_LCD2_ON = STATE_OFF;
1631 /* 1. Modify the active status of devices. */
1632 /* 2. Keep the order of devices, so we can set corresponding
1633 IGA path to devices in SAMM case. */
1634 /* Note: The previous of active_dev is primary device,
1635 and the following is secondary device. */
1636 if (!strncmp(viafb_active_dev, "CRT+DVI", 7)) {
1637 /* CRT+DVI */
1638 viafb_CRT_ON = STATE_ON;
1639 viafb_DVI_ON = STATE_ON;
1640 viafb_primary_dev = CRT_Device;
1641 } else if (!strncmp(viafb_active_dev, "DVI+CRT", 7)) {
1642 /* DVI+CRT */
1643 viafb_CRT_ON = STATE_ON;
1644 viafb_DVI_ON = STATE_ON;
1645 viafb_primary_dev = DVI_Device;
1646 } else if (!strncmp(viafb_active_dev, "CRT+LCD", 7)) {
1647 /* CRT+LCD */
1648 viafb_CRT_ON = STATE_ON;
1649 viafb_LCD_ON = STATE_ON;
1650 viafb_primary_dev = CRT_Device;
1651 } else if (!strncmp(viafb_active_dev, "LCD+CRT", 7)) {
1652 /* LCD+CRT */
1653 viafb_CRT_ON = STATE_ON;
1654 viafb_LCD_ON = STATE_ON;
1655 viafb_primary_dev = LCD_Device;
1656 } else if (!strncmp(viafb_active_dev, "DVI+LCD", 7)) {
1657 /* DVI+LCD */
1658 viafb_DVI_ON = STATE_ON;
1659 viafb_LCD_ON = STATE_ON;
1660 viafb_primary_dev = DVI_Device;
1661 } else if (!strncmp(viafb_active_dev, "LCD+DVI", 7)) {
1662 /* LCD+DVI */
1663 viafb_DVI_ON = STATE_ON;
1664 viafb_LCD_ON = STATE_ON;
1665 viafb_primary_dev = LCD_Device;
1666 } else if (!strncmp(viafb_active_dev, "LCD+LCD2", 8)) {
1667 viafb_LCD_ON = STATE_ON;
1668 viafb_LCD2_ON = STATE_ON;
1669 viafb_primary_dev = LCD_Device;
1670 } else if (!strncmp(viafb_active_dev, "LCD2+LCD", 8)) {
1671 viafb_LCD_ON = STATE_ON;
1672 viafb_LCD2_ON = STATE_ON;
1673 viafb_primary_dev = LCD2_Device;
1674 } else if (!strncmp(viafb_active_dev, "CRT", 3)) {
1675 /* CRT only */
1676 viafb_CRT_ON = STATE_ON;
1677 viafb_SAMM_ON = STATE_OFF;
1678 } else if (!strncmp(viafb_active_dev, "DVI", 3)) {
1679 /* DVI only */
1680 viafb_DVI_ON = STATE_ON;
1681 viafb_SAMM_ON = STATE_OFF;
1682 } else if (!strncmp(viafb_active_dev, "LCD", 3)) {
1683 /* LCD only */
1684 viafb_LCD_ON = STATE_ON;
1685 viafb_SAMM_ON = STATE_OFF;
1686 } else {
1687 viafb_CRT_ON = STATE_ON;
1688 viafb_SAMM_ON = STATE_OFF;
1689 }
1690 viaparinfo->duoview = is_duoview();
1691 }
1692
1693 static void parse_video_dev(void)
1694 {
1695 viaparinfo->video_on_crt = STATE_OFF;
1696 viaparinfo->video_on_dvi = STATE_OFF;
1697 viaparinfo->video_on_lcd = STATE_OFF;
1698
1699 if (!strncmp(viafb_video_dev, "CRT", 3)) {
1700 /* Video on CRT */
1701 viaparinfo->video_on_crt = STATE_ON;
1702 } else if (!strncmp(viafb_video_dev, "DVI", 3)) {
1703 /* Video on DVI */
1704 viaparinfo->video_on_dvi = STATE_ON;
1705 } else if (!strncmp(viafb_video_dev, "LCD", 3)) {
1706 /* Video on LCD */
1707 viaparinfo->video_on_lcd = STATE_ON;
1708 }
1709 }
1710
1711 static int parse_port(char *opt_str, int *output_interface)
1712 {
1713 if (!strncmp(opt_str, "DVP0", 4))
1714 *output_interface = INTERFACE_DVP0;
1715 else if (!strncmp(opt_str, "DVP1", 4))
1716 *output_interface = INTERFACE_DVP1;
1717 else if (!strncmp(opt_str, "DFP_HIGHLOW", 11))
1718 *output_interface = INTERFACE_DFP;
1719 else if (!strncmp(opt_str, "DFP_HIGH", 8))
1720 *output_interface = INTERFACE_DFP_HIGH;
1721 else if (!strncmp(opt_str, "DFP_LOW", 7))
1722 *output_interface = INTERFACE_DFP_LOW;
1723 else
1724 *output_interface = INTERFACE_NONE;
1725 return 0;
1726 }
1727
1728 static void parse_lcd_port(void)
1729 {
1730 parse_port(viafb_lcd_port, &viaparinfo->chip_info->lvds_chip_info.
1731 output_interface);
1732 /*Initialize to avoid unexpected behavior */
1733 viaparinfo->chip_info->lvds_chip_info2.output_interface =
1734 INTERFACE_NONE;
1735
1736 DEBUG_MSG(KERN_INFO "parse_lcd_port: viafb_lcd_port:%s,interface:%d\n",
1737 viafb_lcd_port, viaparinfo->chip_info->lvds_chip_info.
1738 output_interface);
1739 }
1740
1741 static void parse_dvi_port(void)
1742 {
1743 parse_port(viafb_dvi_port, &viaparinfo->chip_info->tmds_chip_info.
1744 output_interface);
1745
1746 DEBUG_MSG(KERN_INFO "parse_dvi_port: viafb_dvi_port:%s,interface:%d\n",
1747 viafb_dvi_port, viaparinfo->chip_info->tmds_chip_info.
1748 output_interface);
1749 }
1750
1751 /*
1752 * The proc filesystem read/write function, a simple proc implement to
1753 * get/set the value of DPA DVP0, DVP0DataDriving, DVP0ClockDriving, DVP1,
1754 * DVP1Driving, DFPHigh, DFPLow CR96, SR2A[5], SR1B[1], SR2A[4], SR1E[2],
1755 * CR9B, SR65, CR97, CR99
1756 */
1757 static int viafb_dvp0_proc_read(char *buf, char **start, off_t offset,
1758 int count, int *eof, void *data)
1759 {
1760 int len = 0;
1761 u8 dvp0_data_dri = 0, dvp0_clk_dri = 0, dvp0 = 0;
1762 dvp0_data_dri =
1763 (viafb_read_reg(VIASR, SR2A) & BIT5) >> 4 |
1764 (viafb_read_reg(VIASR, SR1B) & BIT1) >> 1;
1765 dvp0_clk_dri =
1766 (viafb_read_reg(VIASR, SR2A) & BIT4) >> 3 |
1767 (viafb_read_reg(VIASR, SR1E) & BIT2) >> 2;
1768 dvp0 = viafb_read_reg(VIACR, CR96) & 0x0f;
1769 len +=
1770 sprintf(buf + len, "%x %x %x\n", dvp0, dvp0_data_dri, dvp0_clk_dri);
1771 *eof = 1; /*Inform kernel end of data */
1772 return len;
1773 }
1774 static int viafb_dvp0_proc_write(struct file *file,
1775 const char __user *buffer, unsigned long count, void *data)
1776 {
1777 char buf[20], *value, *pbuf;
1778 u8 reg_val = 0;
1779 unsigned long length, i;
1780 if (count < 1)
1781 return -EINVAL;
1782 length = count > 20 ? 20 : count;
1783 if (copy_from_user(&buf[0], buffer, length))
1784 return -EFAULT;
1785 buf[length - 1] = '\0'; /*Ensure end string */
1786 pbuf = &buf[0];
1787 for (i = 0; i < 3; i++) {
1788 value = strsep(&pbuf, " ");
1789 if (value != NULL) {
1790 strict_strtoul(value, 0, (unsigned long *)&reg_val);
1791 DEBUG_MSG(KERN_INFO "DVP0:reg_val[%l]=:%x\n", i,
1792 reg_val);
1793 switch (i) {
1794 case 0:
1795 viafb_write_reg_mask(CR96, VIACR,
1796 reg_val, 0x0f);
1797 break;
1798 case 1:
1799 viafb_write_reg_mask(SR2A, VIASR,
1800 reg_val << 4, BIT5);
1801 viafb_write_reg_mask(SR1B, VIASR,
1802 reg_val << 1, BIT1);
1803 break;
1804 case 2:
1805 viafb_write_reg_mask(SR2A, VIASR,
1806 reg_val << 3, BIT4);
1807 viafb_write_reg_mask(SR1E, VIASR,
1808 reg_val << 2, BIT2);
1809 break;
1810 default:
1811 break;
1812 }
1813 } else {
1814 break;
1815 }
1816 }
1817 return count;
1818 }
1819 static int viafb_dvp1_proc_read(char *buf, char **start, off_t offset,
1820 int count, int *eof, void *data)
1821 {
1822 int len = 0;
1823 u8 dvp1 = 0, dvp1_data_dri = 0, dvp1_clk_dri = 0;
1824 dvp1 = viafb_read_reg(VIACR, CR9B) & 0x0f;
1825 dvp1_data_dri = (viafb_read_reg(VIASR, SR65) & 0x0c) >> 2;
1826 dvp1_clk_dri = viafb_read_reg(VIASR, SR65) & 0x03;
1827 len +=
1828 sprintf(buf + len, "%x %x %x\n", dvp1, dvp1_data_dri, dvp1_clk_dri);
1829 *eof = 1; /*Inform kernel end of data */
1830 return len;
1831 }
1832 static int viafb_dvp1_proc_write(struct file *file,
1833 const char __user *buffer, unsigned long count, void *data)
1834 {
1835 char buf[20], *value, *pbuf;
1836 u8 reg_val = 0;
1837 unsigned long length, i;
1838 if (count < 1)
1839 return -EINVAL;
1840 length = count > 20 ? 20 : count;
1841 if (copy_from_user(&buf[0], buffer, length))
1842 return -EFAULT;
1843 buf[length - 1] = '\0'; /*Ensure end string */
1844 pbuf = &buf[0];
1845 for (i = 0; i < 3; i++) {
1846 value = strsep(&pbuf, " ");
1847 if (value != NULL) {
1848 strict_strtoul(value, 0, (unsigned long *)&reg_val);
1849 switch (i) {
1850 case 0:
1851 viafb_write_reg_mask(CR9B, VIACR,
1852 reg_val, 0x0f);
1853 break;
1854 case 1:
1855 viafb_write_reg_mask(SR65, VIASR,
1856 reg_val << 2, 0x0c);
1857 break;
1858 case 2:
1859 viafb_write_reg_mask(SR65, VIASR,
1860 reg_val, 0x03);
1861 break;
1862 default:
1863 break;
1864 }
1865 } else {
1866 break;
1867 }
1868 }
1869 return count;
1870 }
1871
1872 static int viafb_dfph_proc_read(char *buf, char **start, off_t offset,
1873 int count, int *eof, void *data)
1874 {
1875 int len = 0;
1876 u8 dfp_high = 0;
1877 dfp_high = viafb_read_reg(VIACR, CR97) & 0x0f;
1878 len += sprintf(buf + len, "%x\n", dfp_high);
1879 *eof = 1; /*Inform kernel end of data */
1880 return len;
1881 }
1882 static int viafb_dfph_proc_write(struct file *file,
1883 const char __user *buffer, unsigned long count, void *data)
1884 {
1885 char buf[20];
1886 u8 reg_val = 0;
1887 unsigned long length;
1888 if (count < 1)
1889 return -EINVAL;
1890 length = count > 20 ? 20 : count;
1891 if (copy_from_user(&buf[0], buffer, length))
1892 return -EFAULT;
1893 buf[length - 1] = '\0'; /*Ensure end string */
1894 strict_strtoul(&buf[0], 0, (unsigned long *)&reg_val);
1895 viafb_write_reg_mask(CR97, VIACR, reg_val, 0x0f);
1896 return count;
1897 }
1898 static int viafb_dfpl_proc_read(char *buf, char **start, off_t offset,
1899 int count, int *eof, void *data)
1900 {
1901 int len = 0;
1902 u8 dfp_low = 0;
1903 dfp_low = viafb_read_reg(VIACR, CR99) & 0x0f;
1904 len += sprintf(buf + len, "%x\n", dfp_low);
1905 *eof = 1; /*Inform kernel end of data */
1906 return len;
1907 }
1908 static int viafb_dfpl_proc_write(struct file *file,
1909 const char __user *buffer, unsigned long count, void *data)
1910 {
1911 char buf[20];
1912 u8 reg_val = 0;
1913 unsigned long length;
1914 if (count < 1)
1915 return -EINVAL;
1916 length = count > 20 ? 20 : count;
1917 if (copy_from_user(&buf[0], buffer, length))
1918 return -EFAULT;
1919 buf[length - 1] = '\0'; /*Ensure end string */
1920 strict_strtoul(&buf[0], 0, (unsigned long *)&reg_val);
1921 viafb_write_reg_mask(CR99, VIACR, reg_val, 0x0f);
1922 return count;
1923 }
1924 static int viafb_vt1636_proc_read(char *buf, char **start,
1925 off_t offset, int count, int *eof, void *data)
1926 {
1927 int len = 0;
1928 u8 vt1636_08 = 0, vt1636_09 = 0;
1929 switch (viaparinfo->chip_info->lvds_chip_info.lvds_chip_name) {
1930 case VT1636_LVDS:
1931 vt1636_08 =
1932 viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info,
1933 &viaparinfo->chip_info->lvds_chip_info, 0x08) & 0x0f;
1934 vt1636_09 =
1935 viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info,
1936 &viaparinfo->chip_info->lvds_chip_info, 0x09) & 0x1f;
1937 len += sprintf(buf + len, "%x %x\n", vt1636_08, vt1636_09);
1938 break;
1939 default:
1940 break;
1941 }
1942 switch (viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name) {
1943 case VT1636_LVDS:
1944 vt1636_08 =
1945 viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info2,
1946 &viaparinfo->chip_info->lvds_chip_info2, 0x08) & 0x0f;
1947 vt1636_09 =
1948 viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info2,
1949 &viaparinfo->chip_info->lvds_chip_info2, 0x09) & 0x1f;
1950 len += sprintf(buf + len, " %x %x\n", vt1636_08, vt1636_09);
1951 break;
1952 default:
1953 break;
1954 }
1955 *eof = 1; /*Inform kernel end of data */
1956 return len;
1957 }
1958 static int viafb_vt1636_proc_write(struct file *file,
1959 const char __user *buffer, unsigned long count, void *data)
1960 {
1961 char buf[30], *value, *pbuf;
1962 struct IODATA reg_val;
1963 unsigned long length, i;
1964 if (count < 1)
1965 return -EINVAL;
1966 length = count > 30 ? 30 : count;
1967 if (copy_from_user(&buf[0], buffer, length))
1968 return -EFAULT;
1969 buf[length - 1] = '\0'; /*Ensure end string */
1970 pbuf = &buf[0];
1971 switch (viaparinfo->chip_info->lvds_chip_info.lvds_chip_name) {
1972 case VT1636_LVDS:
1973 for (i = 0; i < 2; i++) {
1974 value = strsep(&pbuf, " ");
1975 if (value != NULL) {
1976 strict_strtoul(value, 0,
1977 (unsigned long *)&reg_val.Data);
1978 switch (i) {
1979 case 0:
1980 reg_val.Index = 0x08;
1981 reg_val.Mask = 0x0f;
1982 viafb_gpio_i2c_write_mask_lvds
1983 (viaparinfo->lvds_setting_info,
1984 &viaparinfo->
1985 chip_info->lvds_chip_info,
1986 reg_val);
1987 break;
1988 case 1:
1989 reg_val.Index = 0x09;
1990 reg_val.Mask = 0x1f;
1991 viafb_gpio_i2c_write_mask_lvds
1992 (viaparinfo->lvds_setting_info,
1993 &viaparinfo->
1994 chip_info->lvds_chip_info,
1995 reg_val);
1996 break;
1997 default:
1998 break;
1999 }
2000 } else {
2001 break;
2002 }
2003 }
2004 break;
2005 default:
2006 break;
2007 }
2008 switch (viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name) {
2009 case VT1636_LVDS:
2010 for (i = 0; i < 2; i++) {
2011 value = strsep(&pbuf, " ");
2012 if (value != NULL) {
2013 strict_strtoul(value, 0,
2014 (unsigned long *)&reg_val.Data);
2015 switch (i) {
2016 case 0:
2017 reg_val.Index = 0x08;
2018 reg_val.Mask = 0x0f;
2019 viafb_gpio_i2c_write_mask_lvds
2020 (viaparinfo->lvds_setting_info2,
2021 &viaparinfo->
2022 chip_info->lvds_chip_info2,
2023 reg_val);
2024 break;
2025 case 1:
2026 reg_val.Index = 0x09;
2027 reg_val.Mask = 0x1f;
2028 viafb_gpio_i2c_write_mask_lvds
2029 (viaparinfo->lvds_setting_info2,
2030 &viaparinfo->
2031 chip_info->lvds_chip_info2,
2032 reg_val);
2033 break;
2034 default:
2035 break;
2036 }
2037 } else {
2038 break;
2039 }
2040 }
2041 break;
2042 default:
2043 break;
2044 }
2045 return count;
2046 }
2047
2048 static void viafb_init_proc(struct proc_dir_entry **viafb_entry)
2049 {
2050 struct proc_dir_entry *entry;
2051 *viafb_entry = proc_mkdir("viafb", NULL);
2052 if (viafb_entry) {
2053 entry = create_proc_entry("dvp0", 0, *viafb_entry);
2054 if (entry) {
2055 entry->read_proc = viafb_dvp0_proc_read;
2056 entry->write_proc = viafb_dvp0_proc_write;
2057 }
2058 entry = create_proc_entry("dvp1", 0, *viafb_entry);
2059 if (entry) {
2060 entry->read_proc = viafb_dvp1_proc_read;
2061 entry->write_proc = viafb_dvp1_proc_write;
2062 }
2063 entry = create_proc_entry("dfph", 0, *viafb_entry);
2064 if (entry) {
2065 entry->read_proc = viafb_dfph_proc_read;
2066 entry->write_proc = viafb_dfph_proc_write;
2067 }
2068 entry = create_proc_entry("dfpl", 0, *viafb_entry);
2069 if (entry) {
2070 entry->read_proc = viafb_dfpl_proc_read;
2071 entry->write_proc = viafb_dfpl_proc_write;
2072 }
2073 if (VT1636_LVDS == viaparinfo->chip_info->lvds_chip_info.
2074 lvds_chip_name || VT1636_LVDS ==
2075 viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name) {
2076 entry = create_proc_entry("vt1636", 0, *viafb_entry);
2077 if (entry) {
2078 entry->read_proc = viafb_vt1636_proc_read;
2079 entry->write_proc = viafb_vt1636_proc_write;
2080 }
2081 }
2082
2083 }
2084 }
2085 static void viafb_remove_proc(struct proc_dir_entry *viafb_entry)
2086 {
2087 /* no problem if it was not registered */
2088 remove_proc_entry("dvp0", viafb_entry);/* parent dir */
2089 remove_proc_entry("dvp1", viafb_entry);
2090 remove_proc_entry("dfph", viafb_entry);
2091 remove_proc_entry("dfpl", viafb_entry);
2092 remove_proc_entry("vt1636", viafb_entry);
2093 remove_proc_entry("vt1625", viafb_entry);
2094 remove_proc_entry("viafb", NULL);
2095 }
2096
2097 static int __devinit via_pci_probe(void)
2098 {
2099 unsigned long default_xres, default_yres;
2100 char *tmpc, *tmpm;
2101 char *tmpc_sec, *tmpm_sec;
2102 int vmode_index;
2103 u32 tmds_length, lvds_length, crt_length, chip_length, viafb_par_length;
2104
2105 DEBUG_MSG(KERN_INFO "VIAFB PCI Probe!!\n");
2106
2107 viafb_par_length = ALIGN(sizeof(struct viafb_par), BITS_PER_LONG/8);
2108 tmds_length = ALIGN(sizeof(struct tmds_setting_information),
2109 BITS_PER_LONG/8);
2110 lvds_length = ALIGN(sizeof(struct lvds_setting_information),
2111 BITS_PER_LONG/8);
2112 crt_length = ALIGN(sizeof(struct lvds_setting_information),
2113 BITS_PER_LONG/8);
2114 chip_length = ALIGN(sizeof(struct chip_information), BITS_PER_LONG/8);
2115
2116 /* Allocate fb_info and ***_par here, also including some other needed
2117 * variables
2118 */
2119 viafbinfo = framebuffer_alloc(viafb_par_length + 2 * lvds_length +
2120 tmds_length + crt_length + chip_length, NULL);
2121 if (!viafbinfo) {
2122 printk(KERN_ERR"Could not allocate memory for viafb_info.\n");
2123 return -ENODEV;
2124 }
2125
2126 viaparinfo = (struct viafb_par *)viafbinfo->par;
2127 viaparinfo->tmds_setting_info = (struct tmds_setting_information *)
2128 ((unsigned long)viaparinfo + viafb_par_length);
2129 viaparinfo->lvds_setting_info = (struct lvds_setting_information *)
2130 ((unsigned long)viaparinfo->tmds_setting_info + tmds_length);
2131 viaparinfo->lvds_setting_info2 = (struct lvds_setting_information *)
2132 ((unsigned long)viaparinfo->lvds_setting_info + lvds_length);
2133 viaparinfo->crt_setting_info = (struct crt_setting_information *)
2134 ((unsigned long)viaparinfo->lvds_setting_info2 + lvds_length);
2135 viaparinfo->chip_info = (struct chip_information *)
2136 ((unsigned long)viaparinfo->crt_setting_info + crt_length);
2137
2138 if (viafb_dual_fb)
2139 viafb_SAMM_ON = 1;
2140 parse_active_dev();
2141 parse_video_dev();
2142 parse_lcd_port();
2143 parse_dvi_port();
2144
2145 /* for dual-fb must viafb_SAMM_ON=1 and viafb_dual_fb=1 */
2146 if (!viafb_SAMM_ON)
2147 viafb_dual_fb = 0;
2148
2149 /* Set up I2C bus stuff */
2150 viafb_create_i2c_bus(viaparinfo);
2151
2152 viafb_init_chip_info();
2153 viafb_get_fb_info(&viaparinfo->fbmem, &viaparinfo->memsize);
2154 viaparinfo->fbmem_free = viaparinfo->memsize;
2155 viaparinfo->fbmem_used = 0;
2156 viaparinfo->fbmem_virt = ioremap_nocache(viaparinfo->fbmem,
2157 viaparinfo->memsize);
2158 viafbinfo->screen_base = (char *)viaparinfo->fbmem_virt;
2159
2160 if (!viaparinfo->fbmem_virt) {
2161 printk(KERN_INFO "ioremap failed\n");
2162 return -1;
2163 }
2164
2165 viafb_get_mmio_info(&viaparinfo->mmio_base, &viaparinfo->mmio_len);
2166 viaparinfo->io_virt = ioremap_nocache(viaparinfo->mmio_base,
2167 viaparinfo->mmio_len);
2168
2169 viafbinfo->node = 0;
2170 viafbinfo->fbops = &viafb_ops;
2171 viafbinfo->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN;
2172
2173 viafbinfo->pseudo_palette = pseudo_pal;
2174 if (viafb_accel) {
2175 viafb_init_accel();
2176 viafb_init_2d_engine();
2177 viafb_hw_cursor_init();
2178 }
2179
2180 if (viafb_second_size && (viafb_second_size < 8)) {
2181 viafb_second_offset = viaparinfo->fbmem_free -
2182 viafb_second_size * 1024 * 1024;
2183 } else {
2184 viafb_second_size = 8;
2185 viafb_second_offset = viaparinfo->fbmem_free -
2186 viafb_second_size * 1024 * 1024;
2187 }
2188
2189 viafb_FB_MM = viaparinfo->fbmem_virt;
2190 tmpm = viafb_mode;
2191 tmpc = strsep(&tmpm, "x");
2192 strict_strtoul(tmpc, 0, &default_xres);
2193 strict_strtoul(tmpm, 0, &default_yres);
2194
2195 vmode_index = viafb_get_mode_index(default_xres, default_yres);
2196 DEBUG_MSG(KERN_INFO "0->index=%d\n", vmode_index);
2197
2198 if (viafb_SAMM_ON == 1) {
2199 if (strcmp(viafb_mode, viafb_mode1)) {
2200 tmpm_sec = viafb_mode1;
2201 tmpc_sec = strsep(&tmpm_sec, "x");
2202 strict_strtoul(tmpc_sec, 0,
2203 (unsigned long *)&viafb_second_xres);
2204 strict_strtoul(tmpm_sec, 0,
2205 (unsigned long *)&viafb_second_yres);
2206 } else {
2207 viafb_second_xres = default_xres;
2208 viafb_second_yres = default_yres;
2209 }
2210 if (0 == viafb_second_virtual_xres) {
2211 switch (viafb_second_xres) {
2212 case 1400:
2213 viafb_second_virtual_xres = 1408;
2214 break;
2215 default:
2216 viafb_second_virtual_xres = viafb_second_xres;
2217 break;
2218 }
2219 }
2220 if (0 == viafb_second_virtual_yres)
2221 viafb_second_virtual_yres = viafb_second_yres;
2222 }
2223
2224 switch (viafb_bpp) {
2225 case 0 ... 8:
2226 viafb_bpp = 8;
2227 break;
2228 case 9 ... 16:
2229 viafb_bpp = 16;
2230 break;
2231 case 17 ... 32:
2232 viafb_bpp = 32;
2233 break;
2234 default:
2235 viafb_bpp = 8;
2236 }
2237 default_var.xres = default_xres;
2238 default_var.yres = default_yres;
2239 switch (default_xres) {
2240 case 1400:
2241 default_var.xres_virtual = 1408;
2242 break;
2243 default:
2244 default_var.xres_virtual = default_xres;
2245 break;
2246 }
2247 default_var.yres_virtual = default_yres;
2248 default_var.bits_per_pixel = viafb_bpp;
2249 if (default_var.bits_per_pixel == 15)
2250 default_var.bits_per_pixel = 16;
2251 default_var.pixclock =
2252 viafb_get_pixclock(default_xres, default_yres, viafb_refresh);
2253 default_var.left_margin = (default_xres >> 3) & 0xf8;
2254 default_var.right_margin = 32;
2255 default_var.upper_margin = 16;
2256 default_var.lower_margin = 4;
2257 default_var.hsync_len = default_var.left_margin;
2258 default_var.vsync_len = 4;
2259 default_var.accel_flags = 0;
2260
2261 if (viafb_accel) {
2262 viafbinfo->flags |=
2263 (FBINFO_HWACCEL_COPYAREA | FBINFO_HWACCEL_FILLRECT |
2264 FBINFO_HWACCEL_IMAGEBLIT);
2265 default_var.accel_flags |= FB_ACCELF_TEXT;
2266 } else
2267 viafbinfo->flags |= FBINFO_HWACCEL_DISABLED;
2268
2269 if (viafb_dual_fb) {
2270 viafbinfo1 = framebuffer_alloc(viafb_par_length, NULL);
2271 if (!viafbinfo1) {
2272 printk(KERN_ERR
2273 "allocate the second framebuffer struct error\n");
2274 framebuffer_release(viafbinfo);
2275 return -ENOMEM;
2276 }
2277 viaparinfo1 = viafbinfo1->par;
2278 memcpy(viaparinfo1, viaparinfo, viafb_par_length);
2279 viaparinfo1->memsize = viaparinfo->memsize -
2280 viafb_second_offset;
2281 viaparinfo->memsize = viafb_second_offset;
2282 viaparinfo1->fbmem_virt = viaparinfo->fbmem_virt +
2283 viafb_second_offset;
2284 viaparinfo1->fbmem = viaparinfo->fbmem + viafb_second_offset;
2285
2286 viaparinfo1->fbmem_used = viaparinfo->fbmem_used;
2287 viaparinfo1->fbmem_free = viaparinfo1->memsize -
2288 viaparinfo1->fbmem_used;
2289 viaparinfo->fbmem_free = viaparinfo->memsize;
2290 viaparinfo->fbmem_used = 0;
2291 if (viafb_accel) {
2292 viaparinfo1->cursor_start =
2293 viaparinfo->cursor_start - viafb_second_offset;
2294 viaparinfo1->VQ_start = viaparinfo->VQ_start -
2295 viafb_second_offset;
2296 viaparinfo1->VQ_end = viaparinfo->VQ_end -
2297 viafb_second_offset;
2298 }
2299
2300 memcpy(viafbinfo1, viafbinfo, sizeof(struct fb_info));
2301 viafbinfo1->screen_base = viafbinfo->screen_base +
2302 viafb_second_offset;
2303 viafbinfo1->fix.smem_start = viaparinfo1->fbmem;
2304 viafbinfo1->fix.smem_len = viaparinfo1->fbmem_free;
2305
2306 default_var.xres = viafb_second_xres;
2307 default_var.yres = viafb_second_yres;
2308 default_var.xres_virtual = viafb_second_virtual_xres;
2309 default_var.yres_virtual = viafb_second_virtual_yres;
2310 if (viafb_bpp1 != viafb_bpp)
2311 viafb_bpp1 = viafb_bpp;
2312 default_var.bits_per_pixel = viafb_bpp1;
2313 default_var.pixclock =
2314 viafb_get_pixclock(viafb_second_xres, viafb_second_yres,
2315 viafb_refresh);
2316 default_var.left_margin = (viafb_second_xres >> 3) & 0xf8;
2317 default_var.right_margin = 32;
2318 default_var.upper_margin = 16;
2319 default_var.lower_margin = 4;
2320 default_var.hsync_len = default_var.left_margin;
2321 default_var.vsync_len = 4;
2322
2323 viafb_setup_fixinfo(&viafbinfo1->fix, viaparinfo1);
2324 viafb_check_var(&default_var, viafbinfo1);
2325 viafbinfo1->var = default_var;
2326 viafb_update_viafb_par(viafbinfo);
2327 viafb_update_fix(&viafbinfo1->fix, viafbinfo1);
2328 }
2329
2330 viafb_setup_fixinfo(&viafbinfo->fix, viaparinfo);
2331 viafb_check_var(&default_var, viafbinfo);
2332 viafbinfo->var = default_var;
2333 viafb_update_viafb_par(viafbinfo);
2334 viafb_update_fix(&viafbinfo->fix, viafbinfo);
2335 default_var.activate = FB_ACTIVATE_NOW;
2336 fb_alloc_cmap(&viafbinfo->cmap, 256, 0);
2337
2338 if (viafb_dual_fb && (viafb_primary_dev == LCD_Device)
2339 && (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266)) {
2340 if (register_framebuffer(viafbinfo1) < 0)
2341 return -EINVAL;
2342 }
2343 if (register_framebuffer(viafbinfo) < 0)
2344 return -EINVAL;
2345
2346 if (viafb_dual_fb && ((viafb_primary_dev != LCD_Device)
2347 || (viaparinfo->chip_info->gfx_chip_name !=
2348 UNICHROME_CLE266))) {
2349 if (register_framebuffer(viafbinfo1) < 0)
2350 return -EINVAL;
2351 }
2352 DEBUG_MSG(KERN_INFO "fb%d: %s frame buffer device %dx%d-%dbpp\n",
2353 viafbinfo->node, viafbinfo->fix.id, default_var.xres,
2354 default_var.yres, default_var.bits_per_pixel);
2355
2356 viafb_init_proc(&viaparinfo->proc_entry);
2357 viafb_init_dac(IGA2);
2358 return 0;
2359 }
2360
2361 static void __devexit via_pci_remove(void)
2362 {
2363 DEBUG_MSG(KERN_INFO "via_pci_remove!\n");
2364 fb_dealloc_cmap(&viafbinfo->cmap);
2365 unregister_framebuffer(viafbinfo);
2366 if (viafb_dual_fb)
2367 unregister_framebuffer(viafbinfo1);
2368 iounmap((void *)viaparinfo->fbmem_virt);
2369 iounmap(viaparinfo->io_virt);
2370
2371 viafb_delete_i2c_buss(viaparinfo);
2372
2373 framebuffer_release(viafbinfo);
2374 if (viafb_dual_fb)
2375 framebuffer_release(viafbinfo1);
2376
2377 viafb_remove_proc(viaparinfo->proc_entry);
2378 }
2379
2380 #ifndef MODULE
2381 static int __init viafb_setup(char *options)
2382 {
2383 char *this_opt;
2384 DEBUG_MSG(KERN_INFO "viafb_setup!\n");
2385
2386 if (!options || !*options)
2387 return 0;
2388
2389 while ((this_opt = strsep(&options, ",")) != NULL) {
2390 if (!*this_opt)
2391 continue;
2392
2393 if (!strncmp(this_opt, "viafb_mode1=", 12))
2394 viafb_mode1 = kstrdup(this_opt + 12, GFP_KERNEL);
2395 else if (!strncmp(this_opt, "viafb_mode=", 11))
2396 viafb_mode = kstrdup(this_opt + 11, GFP_KERNEL);
2397 else if (!strncmp(this_opt, "viafb_bpp1=", 11))
2398 strict_strtoul(this_opt + 11, 0,
2399 (unsigned long *)&viafb_bpp1);
2400 else if (!strncmp(this_opt, "viafb_bpp=", 10))
2401 strict_strtoul(this_opt + 10, 0,
2402 (unsigned long *)&viafb_bpp);
2403 else if (!strncmp(this_opt, "viafb_refresh1=", 15))
2404 strict_strtoul(this_opt + 15, 0,
2405 (unsigned long *)&viafb_refresh1);
2406 else if (!strncmp(this_opt, "viafb_refresh=", 14))
2407 strict_strtoul(this_opt + 14, 0,
2408 (unsigned long *)&viafb_refresh);
2409 else if (!strncmp(this_opt, "viafb_lcd_dsp_method=", 21))
2410 strict_strtoul(this_opt + 21, 0,
2411 (unsigned long *)&viafb_lcd_dsp_method);
2412 else if (!strncmp(this_opt, "viafb_lcd_panel_id=", 19))
2413 strict_strtoul(this_opt + 19, 0,
2414 (unsigned long *)&viafb_lcd_panel_id);
2415 else if (!strncmp(this_opt, "viafb_accel=", 12))
2416 strict_strtoul(this_opt + 12, 0,
2417 (unsigned long *)&viafb_accel);
2418 else if (!strncmp(this_opt, "viafb_SAMM_ON=", 14))
2419 strict_strtoul(this_opt + 14, 0,
2420 (unsigned long *)&viafb_SAMM_ON);
2421 else if (!strncmp(this_opt, "viafb_active_dev=", 17))
2422 viafb_active_dev = kstrdup(this_opt + 17, GFP_KERNEL);
2423 else if (!strncmp(this_opt,
2424 "viafb_display_hardware_layout=", 30))
2425 strict_strtoul(this_opt + 30, 0,
2426 (unsigned long *)&viafb_display_hardware_layout);
2427 else if (!strncmp(this_opt, "viafb_second_size=", 18))
2428 strict_strtoul(this_opt + 18, 0,
2429 (unsigned long *)&viafb_second_size);
2430 else if (!strncmp(this_opt,
2431 "viafb_platform_epia_dvi=", 24))
2432 strict_strtoul(this_opt + 24, 0,
2433 (unsigned long *)&viafb_platform_epia_dvi);
2434 else if (!strncmp(this_opt,
2435 "viafb_device_lcd_dualedge=", 26))
2436 strict_strtoul(this_opt + 26, 0,
2437 (unsigned long *)&viafb_device_lcd_dualedge);
2438 else if (!strncmp(this_opt, "viafb_bus_width=", 16))
2439 strict_strtoul(this_opt + 16, 0,
2440 (unsigned long *)&viafb_bus_width);
2441 else if (!strncmp(this_opt, "viafb_lcd_mode=", 15))
2442 strict_strtoul(this_opt + 15, 0,
2443 (unsigned long *)&viafb_lcd_mode);
2444 else if (!strncmp(this_opt, "viafb_video_dev=", 16))
2445 viafb_video_dev = kstrdup(this_opt + 16, GFP_KERNEL);
2446 else if (!strncmp(this_opt, "viafb_lcd_port=", 15))
2447 viafb_lcd_port = kstrdup(this_opt + 15, GFP_KERNEL);
2448 else if (!strncmp(this_opt, "viafb_dvi_port=", 15))
2449 viafb_dvi_port = kstrdup(this_opt + 15, GFP_KERNEL);
2450 }
2451 return 0;
2452 }
2453 #endif
2454
2455 static int __init viafb_init(void)
2456 {
2457 #ifndef MODULE
2458 char *option = NULL;
2459 if (fb_get_options("viafb", &option))
2460 return -ENODEV;
2461 viafb_setup(option);
2462 #endif
2463 printk(KERN_INFO
2464 "VIA Graphics Intergration Chipset framebuffer %d.%d initializing\n",
2465 VERSION_MAJOR, VERSION_MINOR);
2466 return via_pci_probe();
2467 }
2468
2469 static void __exit viafb_exit(void)
2470 {
2471 DEBUG_MSG(KERN_INFO "viafb_exit!\n");
2472 via_pci_remove();
2473 }
2474
2475 static struct fb_ops viafb_ops = {
2476 .owner = THIS_MODULE,
2477 .fb_open = viafb_open,
2478 .fb_release = viafb_release,
2479 .fb_check_var = viafb_check_var,
2480 .fb_set_par = viafb_set_par,
2481 .fb_setcolreg = viafb_setcolreg,
2482 .fb_pan_display = viafb_pan_display,
2483 .fb_blank = viafb_blank,
2484 .fb_fillrect = viafb_fillrect,
2485 .fb_copyarea = viafb_copyarea,
2486 .fb_imageblit = viafb_imageblit,
2487 .fb_cursor = viafb_cursor,
2488 .fb_ioctl = viafb_ioctl,
2489 .fb_sync = viafb_sync,
2490 .fb_setcmap = viafb_setcmap,
2491 };
2492
2493 module_init(viafb_init);
2494 module_exit(viafb_exit);
2495
2496 #ifdef MODULE
2497 module_param(viafb_memsize, int, 0);
2498
2499 module_param(viafb_mode, charp, 0);
2500 MODULE_PARM_DESC(viafb_mode, "Set resolution (default=640x480)");
2501
2502 module_param(viafb_mode1, charp, 0);
2503 MODULE_PARM_DESC(viafb_mode1, "Set resolution (default=640x480)");
2504
2505 module_param(viafb_bpp, int, 0);
2506 MODULE_PARM_DESC(viafb_bpp, "Set color depth (default=32bpp)");
2507
2508 module_param(viafb_bpp1, int, 0);
2509 MODULE_PARM_DESC(viafb_bpp1, "Set color depth (default=32bpp)");
2510
2511 module_param(viafb_refresh, int, 0);
2512 MODULE_PARM_DESC(viafb_refresh,
2513 "Set CRT viafb_refresh rate (default = 60)");
2514
2515 module_param(viafb_refresh1, int, 0);
2516 MODULE_PARM_DESC(viafb_refresh1,
2517 "Set CRT refresh rate (default = 60)");
2518
2519 module_param(viafb_lcd_panel_id, int, 0);
2520 MODULE_PARM_DESC(viafb_lcd_panel_id,
2521 "Set Flat Panel type(Default=1024x768)");
2522
2523 module_param(viafb_lcd_dsp_method, int, 0);
2524 MODULE_PARM_DESC(viafb_lcd_dsp_method,
2525 "Set Flat Panel display scaling method.(Default=Expandsion)");
2526
2527 module_param(viafb_SAMM_ON, int, 0);
2528 MODULE_PARM_DESC(viafb_SAMM_ON,
2529 "Turn on/off flag of SAMM(Default=OFF)");
2530
2531 module_param(viafb_accel, int, 0);
2532 MODULE_PARM_DESC(viafb_accel,
2533 "Set 2D Hardware Acceleration.(Default = OFF)");
2534
2535 module_param(viafb_active_dev, charp, 0);
2536 MODULE_PARM_DESC(viafb_active_dev, "Specify active devices.");
2537
2538 module_param(viafb_display_hardware_layout, int, 0);
2539 MODULE_PARM_DESC(viafb_display_hardware_layout,
2540 "Display Hardware Layout (LCD Only, DVI Only...,etc)");
2541
2542 module_param(viafb_second_size, int, 0);
2543 MODULE_PARM_DESC(viafb_second_size,
2544 "Set secondary device memory size");
2545
2546 module_param(viafb_dual_fb, int, 0);
2547 MODULE_PARM_DESC(viafb_dual_fb,
2548 "Turn on/off flag of dual framebuffer devices.(Default = OFF)");
2549
2550 module_param(viafb_platform_epia_dvi, int, 0);
2551 MODULE_PARM_DESC(viafb_platform_epia_dvi,
2552 "Turn on/off flag of DVI devices on EPIA board.(Default = OFF)");
2553
2554 module_param(viafb_device_lcd_dualedge, int, 0);
2555 MODULE_PARM_DESC(viafb_device_lcd_dualedge,
2556 "Turn on/off flag of dual edge panel.(Default = OFF)");
2557
2558 module_param(viafb_bus_width, int, 0);
2559 MODULE_PARM_DESC(viafb_bus_width,
2560 "Set bus width of panel.(Default = 12)");
2561
2562 module_param(viafb_lcd_mode, int, 0);
2563 MODULE_PARM_DESC(viafb_lcd_mode,
2564 "Set Flat Panel mode(Default=OPENLDI)");
2565
2566 module_param(viafb_video_dev, charp, 0);
2567 MODULE_PARM_DESC(viafb_video_dev, "Specify video devices.");
2568
2569 module_param(viafb_lcd_port, charp, 0);
2570 MODULE_PARM_DESC(viafb_lcd_port, "Specify LCD output port.");
2571
2572 module_param(viafb_dvi_port, charp, 0);
2573 MODULE_PARM_DESC(viafb_dvi_port, "Specify DVI output port.");
2574
2575 MODULE_LICENSE("GPL");
2576 #endif
linux 2.6 git repository for openrd