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pxa2xx_spi: bugfix full duplex dma data corruption
[deliverable/linux.git] / drivers / video / via / viafbdev.c
CommitLineData
29b619fa
JC		 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
27static int MAX_CURS = 32;
28static struct fb_var_screeninfo default_var;
29static char *viafb_name = "Via";
30static u32 pseudo_pal[17];
31
32/* video mode */
33static char *viafb_mode = "640x480";
34static char *viafb_mode1 = "640x480";
35static int viafb_resMode = VIA_RES_640X480;
36
37/* Added for specifying active devices.*/
38char *viafb_active_dev = "";
39
40/* Added for specifying video on devices.*/
41char *viafb_video_dev = "";
42
43/*Added for specify lcd output port*/
44char *viafb_lcd_port = "";
45char *viafb_dvi_port = "";
46
47static void viafb_set_device(struct device_t active_dev);
48static int apply_device_setting(struct viafb_ioctl_setting setting_info,
49 struct fb_info *info);
50static void apply_second_mode_setting(struct fb_var_screeninfo
51 *sec_var);
52static void retrieve_device_setting(struct viafb_ioctl_setting
53 *setting_info);
54static void viafb_set_video_device(u32 video_dev_info);
55static void viafb_get_video_device(u32 *video_dev_info);
56
57/* Mode information */
58static const struct viafb_modeinfo viafb_modentry[] = {
59 {480, 640, VIA_RES_480X640, "480x640"},
60 {640, 480, VIA_RES_640X480, "640x480"},
61 {800, 480, VIA_RES_800X480, "800x480"},
62 {800, 600, VIA_RES_800X600, "800x600"},
63 {1024, 768, VIA_RES_1024X768, "1024x768"},
64 {1152, 864, VIA_RES_1152X864, "1152x864"},
65 {1280, 1024, VIA_RES_1280X1024, "1280x1024"},
66 {1600, 1200, VIA_RES_1600X1200, "1600x1200"},
67 {1440, 1050, VIA_RES_1440X1050, "1440x1050"},
68 {1280, 768, VIA_RES_1280X768, "1280x768"},
69 {1280, 800, VIA_RES_1280X800, "1280x800"},
70 {1280, 960, VIA_RES_1280X960, "1280x960"},
71 {1920, 1440, VIA_RES_1920X1440, "1920x1440"},
72 {848, 480, VIA_RES_848X480, "848x480"},
73 {1400, 1050, VIA_RES_1400X1050, "1400x1050"},
74 {720, 480, VIA_RES_720X480, "720x480"},
75 {720, 576, VIA_RES_720X576, "720x576"},
76 {1024, 512, VIA_RES_1024X512, "1024x512"},
77 {1024, 576, VIA_RES_1024X576, "1024x576"},
78 {1024, 600, VIA_RES_1024X600, "1024x600"},
79 {1280, 720, VIA_RES_1280X720, "1280x720"},
80 {1920, 1080, VIA_RES_1920X1080, "1920x1080"},
81 {1366, 768, VIA_RES_1368X768, "1368x768"},
82 {1680, 1050, VIA_RES_1680X1050, "1680x1050"},
83 {960, 600, VIA_RES_960X600, "960x600"},
84 {1000, 600, VIA_RES_1000X600, "1000x600"},
85 {1024, 576, VIA_RES_1024X576, "1024x576"},
86 {1024, 600, VIA_RES_1024X600, "1024x600"},
87 {1088, 612, VIA_RES_1088X612, "1088x612"},
88 {1152, 720, VIA_RES_1152X720, "1152x720"},
89 {1200, 720, VIA_RES_1200X720, "1200x720"},
90 {1280, 600, VIA_RES_1280X600, "1280x600"},
91 {1360, 768, VIA_RES_1360X768, "1360x768"},
92 {1440, 900, VIA_RES_1440X900, "1440x900"},
93 {1600, 900, VIA_RES_1600X900, "1600x900"},
94 {1600, 1024, VIA_RES_1600X1024, "1600x1024"},
95 {1792, 1344, VIA_RES_1792X1344, "1792x1344"},
96 {1856, 1392, VIA_RES_1856X1392, "1856x1392"},
97 {1920, 1200, VIA_RES_1920X1200, "1920x1200"},
98 {2048, 1536, VIA_RES_2048X1536, "2048x1536"},
99 {0, 0, VIA_RES_INVALID, "640x480"}
100};
101
102static struct fb_ops viafb_ops;
103
104static int viafb_update_fix(struct fb_fix_screeninfo *fix, struct fb_info *info)
105{
106 struct viafb_par *ppar;
107 ppar = info->par;
108
109 DEBUG_MSG(KERN_INFO "viafb_update_fix!\n");
110
111 fix->visual =
112 ppar->bpp == 8 ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR;
113 fix->line_length = ppar->linelength;
114
115 return 0;
116}
117
118
119static void viafb_setup_fixinfo(struct fb_fix_screeninfo *fix,
120 struct viafb_par *viaparinfo)
121{
122 memset(fix, 0, sizeof(struct fb_fix_screeninfo));
123 strcpy(fix->id, viafb_name);
124
125 fix->smem_start = viaparinfo->fbmem;
126 fix->smem_len = viaparinfo->fbmem_free;
127 fix->mmio_start = viaparinfo->mmio_base;
128 fix->mmio_len = viaparinfo->mmio_len;
129
130 fix->type = FB_TYPE_PACKED_PIXELS;
131 fix->type_aux = 0;
132
133 fix->xpanstep = fix->ywrapstep = 0;
134 fix->ypanstep = 1;
135
136 /* Just tell the accel name */
137 viafbinfo->fix.accel = FB_ACCEL_VIA_UNICHROME;
138}
139static int viafb_open(struct fb_info *info, int user)
140{
141 DEBUG_MSG(KERN_INFO "viafb_open!\n");
142 return 0;
143}
144
145static int viafb_release(struct fb_info *info, int user)
146{
147 DEBUG_MSG(KERN_INFO "viafb_release!\n");
148 return 0;
149}
150
151static void viafb_update_viafb_par(struct fb_info *info)
152{
153 struct viafb_par *ppar;
154
155 ppar = info->par;
156 ppar->bpp = info->var.bits_per_pixel;
157 ppar->linelength = ((info->var.xres_virtual + 7) & ~7) * ppar->bpp / 8;
158 ppar->hres = info->var.xres;
159 ppar->vres = info->var.yres;
160 ppar->xoffset = info->var.xoffset;
161 ppar->yoffset = info->var.yoffset;
162}
163
164static int viafb_check_var(struct fb_var_screeninfo *var,
165 struct fb_info *info)
166{
167 int vmode_index, htotal, vtotal;
168 struct viafb_par *ppar;
169 u32 long_refresh;
170 struct viafb_par *p_viafb_par;
171 ppar = info->par;
172
173
174 DEBUG_MSG(KERN_INFO "viafb_check_var!\n");
175 /* Sanity check */
176 /* HW neither support interlacte nor double-scaned mode */
177 if (var->vmode & FB_VMODE_INTERLACED || var->vmode & FB_VMODE_DOUBLE)
178 return -EINVAL;
179
180 vmode_index = viafb_get_mode_index(var->xres, var->yres, 0);
181 if (vmode_index == VIA_RES_INVALID) {
182 DEBUG_MSG(KERN_INFO
183 "viafb: Mode %dx%dx%d not supported!!\n",
184 var->xres, var->yres, var->bits_per_pixel);
185 return -EINVAL;
186 }
187
188 if (24 == var->bits_per_pixel)
189 var->bits_per_pixel = 32;
190
191 if (var->bits_per_pixel != 8 && var->bits_per_pixel != 16 &&
192 var->bits_per_pixel != 32)
193 return -EINVAL;
194
195 if ((var->xres_virtual * (var->bits_per_pixel >> 3)) & 0x1F)
196 /*32 pixel alignment */
197 var->xres_virtual = (var->xres_virtual + 31) & ~31;
198 if (var->xres_virtual * var->yres_virtual * var->bits_per_pixel / 8 >
199 ppar->memsize)
200 return -EINVAL;
201
202 /* Based on var passed in to calculate the refresh,
203 * because our driver use some modes special.
204 */
205 htotal = var->xres + var->left_margin +
206 var->right_margin + var->hsync_len;
207 vtotal = var->yres + var->upper_margin +
208 var->lower_margin + var->vsync_len;
209 long_refresh = 1000000000UL / var->pixclock * 1000;
210 long_refresh /= (htotal * vtotal);
211
212 viafb_refresh = viafb_get_refresh(var->xres, var->yres, long_refresh);
213
214 /* Adjust var according to our driver's own table */
215 viafb_fill_var_timing_info(var, viafb_refresh, vmode_index);
216
217 /* This is indeed a patch for VT3353 */
218 if (!info->par)
219 return -1;
220 p_viafb_par = (struct viafb_par *)info->par;
221 if (p_viafb_par->chip_info->gfx_chip_name == UNICHROME_VX800)
222 var->accel_flags = 0;
223
224 return 0;
225}
226
227static int viafb_set_par(struct fb_info *info)
228{
229 int vmode_index;
230 int vmode_index1 = 0;
231 DEBUG_MSG(KERN_INFO "viafb_set_par!\n");
232
233 viafb_update_device_setting(info->var.xres, info->var.yres,
234 info->var.bits_per_pixel, viafb_refresh, 0);
235
236 vmode_index = viafb_get_mode_index(info->var.xres, info->var.yres, 0);
237
238 if (viafb_SAMM_ON == 1) {
239 DEBUG_MSG(KERN_INFO
240 "viafb_second_xres = %d, viafb_second_yres = %d, bpp = %d\n",
241 viafb_second_xres, viafb_second_yres, viafb_bpp1);
242 vmode_index1 = viafb_get_mode_index(viafb_second_xres,
243 viafb_second_yres, 1);
244 DEBUG_MSG(KERN_INFO "->viafb_SAMM_ON: index=%d\n",
245 vmode_index1);
246
247 viafb_update_device_setting(viafb_second_xres,
248 viafb_second_yres, viafb_bpp1, viafb_refresh1, 1);
249 }
250
251 if (vmode_index != VIA_RES_INVALID) {
252 viafb_setmode(vmode_index, info->var.xres, info->var.yres,
253 info->var.bits_per_pixel, vmode_index1,
254 viafb_second_xres, viafb_second_yres, viafb_bpp1);
255
256 /*We should set memory offset according virtual_x */
257 /*Fix me:put this function into viafb_setmode */
258 viafb_memory_pitch_patch(info);
259
260 /* Update ***fb_par information */
261 viafb_update_viafb_par(info);
262
263 /* Update other fixed information */
264 viafb_update_fix(&info->fix, info);
265 viafb_bpp = info->var.bits_per_pixel;
266 /* Update viafb_accel, it is necessary to our 2D accelerate */
267 viafb_accel = info->var.accel_flags;
268
269 if (viafb_accel)
270 viafb_set_2d_color_depth(info->var.bits_per_pixel);
271 }
272
273 return 0;
274}
275
276/* Set one color register */
277static int viafb_setcolreg(unsigned regno, unsigned red, unsigned green,
278unsigned blue, unsigned transp, struct fb_info *info)
279{
280 u8 sr1a, sr1b, cr67, cr6a, rev = 0, shift = 10;
281 unsigned cmap_entries = (info->var.bits_per_pixel == 8) ? 256 : 16;
282 DEBUG_MSG(KERN_INFO "viafb_setcolreg!\n");
283 if (regno >= cmap_entries)
284 return 1;
285 if (UNICHROME_CLE266 == viaparinfo->chip_info->gfx_chip_name) {
286 /*
287 * Read PCI bus 0,dev 0,function 0,index 0xF6 to get chip rev.
288 */
289 outl(0x80000000 | (0xf6 & ~3), (unsigned long)0xCF8);
290 rev = (inl((unsigned long)0xCFC) >> ((0xf6 & 3) * 8)) & 0xff;
291 }
292 switch (info->var.bits_per_pixel) {
293 case 8:
294 outb(0x1A, 0x3C4);
295 sr1a = inb(0x3C5);
296 outb(0x1B, 0x3C4);
297 sr1b = inb(0x3C5);
298 outb(0x67, 0x3D4);
299 cr67 = inb(0x3D5);
300 outb(0x6A, 0x3D4);
301 cr6a = inb(0x3D5);
302
303 /* Map the 3C6/7/8/9 to the IGA2 */
304 outb(0x1A, 0x3C4);
305 outb(sr1a | 0x01, 0x3C5);
306 /* Second Display Engine colck always on */
307 outb(0x1B, 0x3C4);
308 outb(sr1b | 0x80, 0x3C5);
309 /* Second Display Color Depth 8 */
310 outb(0x67, 0x3D4);
311 outb(cr67 & 0x3F, 0x3D5);
312 outb(0x6A, 0x3D4);
313 /* Second Display Channel Reset CR6A[6]) */
314 outb(cr6a & 0xBF, 0x3D5);
315 /* Second Display Channel Enable CR6A[7] */
316 outb(cr6a | 0x80, 0x3D5);
317 /* Second Display Channel stop reset) */
318 outb(cr6a | 0x40, 0x3D5);
319
320 /* Bit mask of palette */
321 outb(0xFF, 0x3c6);
322 /* Write one register of IGA2 */
323 outb(regno, 0x3C8);
324 if (UNICHROME_CLE266 == viaparinfo->chip_info->gfx_chip_name &&
325 rev >= 15) {
326 shift = 8;
327 viafb_write_reg_mask(CR6A, VIACR, BIT5, BIT5);
328 viafb_write_reg_mask(SR15, VIASR, BIT7, BIT7);
329 } else {
330 shift = 10;
331 viafb_write_reg_mask(CR6A, VIACR, 0, BIT5);
332 viafb_write_reg_mask(SR15, VIASR, 0, BIT7);
333 }
334 outb(red >> shift, 0x3C9);
335 outb(green >> shift, 0x3C9);
336 outb(blue >> shift, 0x3C9);
337
338 /* Map the 3C6/7/8/9 to the IGA1 */
339 outb(0x1A, 0x3C4);
340 outb(sr1a & 0xFE, 0x3C5);
341 /* Bit mask of palette */
342 outb(0xFF, 0x3c6);
343 /* Write one register of IGA1 */
344 outb(regno, 0x3C8);
345 outb(red >> shift, 0x3C9);
346 outb(green >> shift, 0x3C9);
347 outb(blue >> shift, 0x3C9);
348
349 outb(0x1A, 0x3C4);
350 outb(sr1a, 0x3C5);
351 outb(0x1B, 0x3C4);
352 outb(sr1b, 0x3C5);
353 outb(0x67, 0x3D4);
354 outb(cr67, 0x3D5);
355 outb(0x6A, 0x3D4);
356 outb(cr6a, 0x3D5);
357 break;
358 case 16:
359 ((u32 *) info->pseudo_palette)[regno] = (red & 0xF800) |
360 ((green & 0xFC00) >> 5) | ((blue & 0xF800) >> 11);
361 break;
362 case 32:
363 ((u32 *) info->pseudo_palette)[regno] =
364 ((transp & 0xFF00) << 16) |
365 ((red & 0xFF00) << 8) |
366 ((green & 0xFF00)) | ((blue & 0xFF00) >> 8);
367 break;
368 }
369
370 return 0;
371
372}
373
374/*CALLED BY: fb_set_cmap */
375/* fb_set_var, pass 256 colors */
376/*CALLED BY: fb_set_cmap */
377/* fbcon_set_palette, pass 16 colors */
378static int viafb_setcmap(struct fb_cmap *cmap, struct fb_info *info)
379{
380 u32 len = cmap->len;
381 u32 i;
382 u16 *pred = cmap->red;
383 u16 *pgreen = cmap->green;
384 u16 *pblue = cmap->blue;
385 u16 *ptransp = cmap->transp;
386 u8 sr1a, sr1b, cr67, cr6a, rev = 0, shift = 10;
387 if (len > 256)
388 return 1;
389 if (UNICHROME_CLE266 == viaparinfo->chip_info->gfx_chip_name) {
390 /*
391 * Read PCI bus 0, dev 0, function 0, index 0xF6 to get chip
392 * rev.
393 */
394 outl(0x80000000 | (0xf6 & ~3), (unsigned long)0xCF8);
395 rev = (inl((unsigned long)0xCFC) >> ((0xf6 & 3) * 8)) & 0xff;
396 }
397 switch (info->var.bits_per_pixel) {
398 case 8:
399 outb(0x1A, 0x3C4);
400 sr1a = inb(0x3C5);
401 outb(0x1B, 0x3C4);
402 sr1b = inb(0x3C5);
403 outb(0x67, 0x3D4);
404 cr67 = inb(0x3D5);
405 outb(0x6A, 0x3D4);
406 cr6a = inb(0x3D5);
407 /* Map the 3C6/7/8/9 to the IGA2 */
408 outb(0x1A, 0x3C4);
409 outb(sr1a | 0x01, 0x3C5);
410 outb(0x1B, 0x3C4);
411 /* Second Display Engine colck always on */
412 outb(sr1b | 0x80, 0x3C5);
413 outb(0x67, 0x3D4);
414 /* Second Display Color Depth 8 */
415 outb(cr67 & 0x3F, 0x3D5);
416 outb(0x6A, 0x3D4);
417 /* Second Display Channel Reset CR6A[6]) */
418 outb(cr6a & 0xBF, 0x3D5);
419 /* Second Display Channel Enable CR6A[7] */
420 outb(cr6a | 0x80, 0x3D5);
421 /* Second Display Channel stop reset) */
422 outb(cr6a | 0xC0, 0x3D5);
423
424 /* Bit mask of palette */
425 outb(0xFF, 0x3c6);
426 outb(0x00, 0x3C8);
427 if (UNICHROME_CLE266 == viaparinfo->chip_info->gfx_chip_name &&
428 rev >= 15) {
429 shift = 8;
430 viafb_write_reg_mask(CR6A, VIACR, BIT5, BIT5);
431 viafb_write_reg_mask(SR15, VIASR, BIT7, BIT7);
432 } else {
433 shift = 10;
434 viafb_write_reg_mask(CR6A, VIACR, 0, BIT5);
435 viafb_write_reg_mask(SR15, VIASR, 0, BIT7);
436 }
437 for (i = 0; i < len; i++) {
438 outb((*(pred + i)) >> shift, 0x3C9);
439 outb((*(pgreen + i)) >> shift, 0x3C9);
440 outb((*(pblue + i)) >> shift, 0x3C9);
441 }
442
443 outb(0x1A, 0x3C4);
444 /* Map the 3C6/7/8/9 to the IGA1 */
445 outb(sr1a & 0xFE, 0x3C5);
446 /* Bit mask of palette */
447 outb(0xFF, 0x3c6);
448 outb(0x00, 0x3C8);
449 for (i = 0; i < len; i++) {
450 outb((*(pred + i)) >> shift, 0x3C9);
451 outb((*(pgreen + i)) >> shift, 0x3C9);
452 outb((*(pblue + i)) >> shift, 0x3C9);
453 }
454
455 outb(0x1A, 0x3C4);
456 outb(sr1a, 0x3C5);
457 outb(0x1B, 0x3C4);
458 outb(sr1b, 0x3C5);
459 outb(0x67, 0x3D4);
460 outb(cr67, 0x3D5);
461 outb(0x6A, 0x3D4);
462 outb(cr6a, 0x3D5);
463 break;
464 case 16:
465 if (len > 17)
466 return 0; /* Because static u32 pseudo_pal[17]; */
467 for (i = 0; i < len; i++)
468 ((u32 *) info->pseudo_palette)[i] =
469 (*(pred + i) & 0xF800) |
470 ((*(pgreen + i) & 0xFC00) >> 5) |
471 ((*(pblue + i) & 0xF800) >> 11);
472 break;
473 case 32:
474 if (len > 17)
475 return 0;
476 if (ptransp) {
477 for (i = 0; i < len; i++)
478 ((u32 *) info->pseudo_palette)[i] =
479 ((*(ptransp + i) & 0xFF00) << 16) |
480 ((*(pred + i) & 0xFF00) << 8) |
481 ((*(pgreen + i) & 0xFF00)) |
482 ((*(pblue + i) & 0xFF00) >> 8);
483 } else {
484 for (i = 0; i < len; i++)
485 ((u32 *) info->pseudo_palette)[i] =
486 0x00000000 |
487 ((*(pred + i) & 0xFF00) << 8) |
488 ((*(pgreen + i) & 0xFF00)) |
489 ((*(pblue + i) & 0xFF00) >> 8);
490 }
491 break;
492 }
493 return 0;
494}
495
496static int viafb_pan_display(struct fb_var_screeninfo *var,
497 struct fb_info *info)
498{
499 unsigned int offset;
500
501 DEBUG_MSG(KERN_INFO "viafb_pan_display!\n");
502
503 offset = (var->xoffset + (var->yoffset * var->xres_virtual)) *
504 var->bits_per_pixel / 16;
505
506 DEBUG_MSG(KERN_INFO "\nviafb_pan_display,offset =%d ", offset);
507
508 viafb_write_reg_mask(0x48, 0x3d4, ((offset >> 24) & 0x3), 0x3);
509 viafb_write_reg_mask(0x34, 0x3d4, ((offset >> 16) & 0xff), 0xff);
510 viafb_write_reg_mask(0x0c, 0x3d4, ((offset >> 8) & 0xff), 0xff);
511 viafb_write_reg_mask(0x0d, 0x3d4, (offset & 0xff), 0xff);
512
513 return 0;
514}
515
516static int viafb_blank(int blank_mode, struct fb_info *info)
517{
518 DEBUG_MSG(KERN_INFO "viafb_blank!\n");
519 /* clear DPMS setting */
520
521 switch (blank_mode) {
522 case FB_BLANK_UNBLANK:
523 /* Screen: On, HSync: On, VSync: On */
524 /* control CRT monitor power management */
525 viafb_write_reg_mask(CR36, VIACR, 0x00, BIT4 + BIT5);
526 break;
527 case FB_BLANK_HSYNC_SUSPEND:
528 /* Screen: Off, HSync: Off, VSync: On */
529 /* control CRT monitor power management */
530 viafb_write_reg_mask(CR36, VIACR, 0x10, BIT4 + BIT5);
531 break;
532 case FB_BLANK_VSYNC_SUSPEND:
533 /* Screen: Off, HSync: On, VSync: Off */
534 /* control CRT monitor power management */
535 viafb_write_reg_mask(CR36, VIACR, 0x20, BIT4 + BIT5);
536 break;
537 case FB_BLANK_POWERDOWN:
538 /* Screen: Off, HSync: Off, VSync: Off */
539 /* control CRT monitor power management */
540 viafb_write_reg_mask(CR36, VIACR, 0x30, BIT4 + BIT5);
541 break;
542 }
543
544 return 0;
545}
546
547static int viafb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
548{
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 u32 state_info = 0;
555 u32 viainfo_size = sizeof(struct viafb_ioctl_info);
556 u32 *viafb_gamma_table;
557 char driver_name[] = "viafb";
558
559 u32 __user *argp = (u32 __user *) arg;
560 u32 gpu32;
561 u32 video_dev_info = 0;
562 struct viafb_ioctl_setting viafb_setting = {};
563 struct device_t active_dev = {};
564
565 DEBUG_MSG(KERN_INFO "viafb_ioctl: 0x%X !!\n", cmd);
566
567 switch (cmd) {
568 case VIAFB_GET_CHIP_INFO:
569 if (copy_to_user(argp, viaparinfo->chip_info,
570 sizeof(struct chip_information)))
571 return -EFAULT;
572 break;
573 case VIAFB_GET_INFO_SIZE:
574 return put_user(viainfo_size, argp);
575 case VIAFB_GET_INFO:
576 return viafb_ioctl_get_viafb_info(arg);
577 case VIAFB_HOTPLUG:
578 return put_user(viafb_ioctl_hotplug(info->var.xres,
579 info->var.yres,
580 info->var.bits_per_pixel), argp);
581 case VIAFB_SET_HOTPLUG_FLAG:
582 if (copy_from_user(&gpu32, argp, sizeof(gpu32)))
583 return -EFAULT;
584 viafb_hotplug = (gpu32) ? 1 : 0;
585 break;
586 case VIAFB_GET_RESOLUTION:
587 viamode.xres = (u32) viafb_hotplug_Xres;
588 viamode.yres = (u32) viafb_hotplug_Yres;
589 viamode.refresh = (u32) viafb_hotplug_refresh;
590 viamode.bpp = (u32) viafb_hotplug_bpp;
591 if (viafb_SAMM_ON == 1) {
592 viamode.xres_sec = viafb_second_xres;
593 viamode.yres_sec = viafb_second_yres;
594 viamode.virtual_xres_sec = viafb_second_virtual_xres;
595 viamode.virtual_yres_sec = viafb_second_virtual_yres;
596 viamode.refresh_sec = viafb_refresh1;
597 viamode.bpp_sec = viafb_bpp1;
598 } else {
599 viamode.xres_sec = 0;
600 viamode.yres_sec = 0;
601 viamode.virtual_xres_sec = 0;
602 viamode.virtual_yres_sec = 0;
603 viamode.refresh_sec = 0;
604 viamode.bpp_sec = 0;
605 }
606 if (copy_to_user(argp, &viamode, sizeof(viamode)))
607 return -EFAULT;
608 break;
609 case VIAFB_GET_SAMM_INFO:
610 viasamm.samm_status = viafb_SAMM_ON;
611
612 if (viafb_SAMM_ON == 1) {
613 if (viafb_dual_fb) {
614 viasamm.size_prim = viaparinfo->fbmem_free;
615 viasamm.size_sec = viaparinfo1->fbmem_free;
616 } else {
617 if (viafb_second_size) {
618 viasamm.size_prim =
619 viaparinfo->fbmem_free -
620 viafb_second_size * 1024 * 1024;
621 viasamm.size_sec =
622 viafb_second_size * 1024 * 1024;
623 } else {
624 viasamm.size_prim =
625 viaparinfo->fbmem_free >> 1;
626 viasamm.size_sec =
627 (viaparinfo->fbmem_free >> 1);
628 }
629 }
630 viasamm.mem_base = viaparinfo->fbmem;
631 viasamm.offset_sec = viafb_second_offset;
632 } else {
633 viasamm.size_prim =
634 viaparinfo->memsize - viaparinfo->fbmem_used;
635 viasamm.size_sec = 0;
636 viasamm.mem_base = viaparinfo->fbmem;
637 viasamm.offset_sec = 0;
638 }
639
640 if (copy_to_user(argp, &viasamm, sizeof(viasamm)))
641 return -EFAULT;
642
643 break;
644 case VIAFB_TURN_ON_OUTPUT_DEVICE:
645 if (copy_from_user(&gpu32, argp, sizeof(gpu32)))
646 return -EFAULT;
647 if (gpu32 & CRT_Device)
648 viafb_crt_enable();
649 if (gpu32 & DVI_Device)
650 viafb_dvi_enable();
651 if (gpu32 & LCD_Device)
652 viafb_lcd_enable();
653 break;
654 case VIAFB_TURN_OFF_OUTPUT_DEVICE:
655 if (copy_from_user(&gpu32, argp, sizeof(gpu32)))
656 return -EFAULT;
657 if (gpu32 & CRT_Device)
658 viafb_crt_disable();
659 if (gpu32 & DVI_Device)
660 viafb_dvi_disable();
661 if (gpu32 & LCD_Device)
662 viafb_lcd_disable();
663 break;
664 case VIAFB_SET_DEVICE:
665 if (copy_from_user(&active_dev, (void *)argp,
666 sizeof(active_dev)))
667 return -EFAULT;
668 viafb_set_device(active_dev);
669 viafb_set_par(info);
670 break;
671 case VIAFB_GET_DEVICE:
672 active_dev.crt = viafb_CRT_ON;
673 active_dev.dvi = viafb_DVI_ON;
674 active_dev.lcd = viafb_LCD_ON;
675 active_dev.samm = viafb_SAMM_ON;
676 active_dev.primary_dev = viafb_primary_dev;
677
678 active_dev.lcd_dsp_cent = viafb_lcd_dsp_method;
679 active_dev.lcd_panel_id = viafb_lcd_panel_id;
680 active_dev.lcd_mode = viafb_lcd_mode;
681
682 active_dev.xres = viafb_hotplug_Xres;
683 active_dev.yres = viafb_hotplug_Yres;
684
685 active_dev.xres1 = viafb_second_xres;
686 active_dev.yres1 = viafb_second_yres;
687
688 active_dev.bpp = viafb_bpp;
689 active_dev.bpp1 = viafb_bpp1;
690 active_dev.refresh = viafb_refresh;
691 active_dev.refresh1 = viafb_refresh1;
692
693 active_dev.epia_dvi = viafb_platform_epia_dvi;
694 active_dev.lcd_dual_edge = viafb_device_lcd_dualedge;
695 active_dev.bus_width = viafb_bus_width;
696
697 if (copy_to_user(argp, &active_dev, sizeof(active_dev)))
698 return -EFAULT;
699 break;
700
701 case VIAFB_GET_DRIVER_VERSION:
702 driver_version.iMajorNum = VERSION_MAJOR;
703 driver_version.iKernelNum = VERSION_KERNEL;
704 driver_version.iOSNum = VERSION_OS;
705 driver_version.iMinorNum = VERSION_MINOR;
706
707 if (copy_to_user(argp, &driver_version,
708 sizeof(driver_version)))
709 return -EFAULT;
710
711 break;
712
713 case VIAFB_SET_DEVICE_INFO:
714 if (copy_from_user(&viafb_setting,
715 argp, sizeof(viafb_setting)))
716 return -EFAULT;
717 if (apply_device_setting(viafb_setting, info) < 0)
718 return -EINVAL;
719
720 break;
721
722 case VIAFB_SET_SECOND_MODE:
723 if (copy_from_user(&sec_var, argp, sizeof(sec_var)))
724 return -EFAULT;
725 apply_second_mode_setting(&sec_var);
726 break;
727
728 case VIAFB_GET_DEVICE_INFO:
729
730 retrieve_device_setting(&viafb_setting);
731
732 if (copy_to_user(argp, &viafb_setting, sizeof(viafb_setting)))
733 return -EFAULT;
734
735 break;
736
737 case VIAFB_GET_DEVICE_SUPPORT:
738 viafb_get_device_support_state(&state_info);
739 if (put_user(state_info, argp))
740 return -EFAULT;
741 break;
742
743 case VIAFB_GET_DEVICE_CONNECT:
744 viafb_get_device_connect_state(&state_info);
745 if (put_user(state_info, argp))
746 return -EFAULT;
747 break;
748
749 case VIAFB_GET_PANEL_SUPPORT_EXPAND:
750 state_info =
751 viafb_lcd_get_support_expand_state(info->var.xres,
752 info->var.yres);
753 if (put_user(state_info, argp))
754 return -EFAULT;
755 break;
756
757 case VIAFB_GET_DRIVER_NAME:
758 if (copy_to_user(argp, driver_name, sizeof(driver_name)))
759 return -EFAULT;
760 break;
761
762 case VIAFB_SET_GAMMA_LUT:
763 viafb_gamma_table = kmalloc(256 * sizeof(u32), GFP_KERNEL);
764 if (!viafb_gamma_table)
765 return -ENOMEM;
766 if (copy_from_user(viafb_gamma_table, argp,
767 sizeof(viafb_gamma_table))) {
768 kfree(viafb_gamma_table);
769 return -EFAULT;
770 }
771 viafb_set_gamma_table(viafb_bpp, viafb_gamma_table);
772 kfree(viafb_gamma_table);
773 break;
774
775 case VIAFB_GET_GAMMA_LUT:
776 viafb_gamma_table = kmalloc(256 * sizeof(u32), GFP_KERNEL);
777 if (!viafb_gamma_table)
778 return -ENOMEM;
779 viafb_get_gamma_table(viafb_gamma_table);
780 if (copy_to_user(argp, viafb_gamma_table,
781 sizeof(viafb_gamma_table))) {
782 kfree(viafb_gamma_table);
783 return -EFAULT;
784 }
785 kfree(viafb_gamma_table);
786 break;
787
788 case VIAFB_GET_GAMMA_SUPPORT_STATE:
789 viafb_get_gamma_support_state(viafb_bpp, &state_info);
790 if (put_user(state_info, argp))
791 return -EFAULT;
792 break;
793 case VIAFB_SET_VIDEO_DEVICE:
794 get_user(video_dev_info, argp);
795 viafb_set_video_device(video_dev_info);
796 break;
797 case VIAFB_GET_VIDEO_DEVICE:
798 viafb_get_video_device(&video_dev_info);
799 if (put_user(video_dev_info, argp))
800 return -EFAULT;
801 break;
802 case VIAFB_SYNC_SURFACE:
803 DEBUG_MSG(KERN_INFO "lobo VIAFB_SYNC_SURFACE\n");
804 break;
805 case VIAFB_GET_DRIVER_CAPS:
806 break;
807
808 case VIAFB_GET_PANEL_MAX_SIZE:
809 if (copy_from_user
810 (&panel_pos_size_para, argp, sizeof(panel_pos_size_para)))
811 return -EFAULT;
812 panel_pos_size_para.x = panel_pos_size_para.y = 0;
813 if (copy_to_user(argp, &panel_pos_size_para,
814 sizeof(panel_pos_size_para)))
815 return -EFAULT;
816 break;
817 case VIAFB_GET_PANEL_MAX_POSITION:
818 if (copy_from_user
819 (&panel_pos_size_para, argp, sizeof(panel_pos_size_para)))
820 return -EFAULT;
821 panel_pos_size_para.x = panel_pos_size_para.y = 0;
822 if (copy_to_user(argp, &panel_pos_size_para,
823 sizeof(panel_pos_size_para)))
824 return -EFAULT;
825 break;
826
827 case VIAFB_GET_PANEL_POSITION:
828 if (copy_from_user
829 (&panel_pos_size_para, argp, sizeof(panel_pos_size_para)))
830 return -EFAULT;
831 panel_pos_size_para.x = panel_pos_size_para.y = 0;
832 if (copy_to_user(argp, &panel_pos_size_para,
833 sizeof(panel_pos_size_para)))
834 return -EFAULT;
835 break;
836 case VIAFB_GET_PANEL_SIZE:
837 if (copy_from_user
838 (&panel_pos_size_para, argp, sizeof(panel_pos_size_para)))
839 return -EFAULT;
840 panel_pos_size_para.x = panel_pos_size_para.y = 0;
841 if (copy_to_user(argp, &panel_pos_size_para,
842 sizeof(panel_pos_size_para)))
843 return -EFAULT;
844 break;
845
846 case VIAFB_SET_PANEL_POSITION:
847 if (copy_from_user
848 (&panel_pos_size_para, argp, sizeof(panel_pos_size_para)))
849 return -EFAULT;
850 break;
851 case VIAFB_SET_PANEL_SIZE:
852 if (copy_from_user
853 (&panel_pos_size_para, argp, sizeof(panel_pos_size_para)))
854 return -EFAULT;
855 break;
856
857 default:
858 return -EINVAL;
859 }
860
861 return 0;
862}
863
864static void viafb_fillrect(struct fb_info *info,
865 const struct fb_fillrect *rect)
866{
867 u32 col = 0, rop = 0;
868 int pitch;
869
870 if (!viafb_accel)
871 return cfb_fillrect(info, rect);
872
873 if (!rect->width || !rect->height)
874 return;
875
876 switch (rect->rop) {
877 case ROP_XOR:
878 rop = 0x5A;
879 break;
880 case ROP_COPY:
881 default:
882 rop = 0xF0;
883 break;
884 }
885
886 switch (info->var.bits_per_pixel) {
887 case 8:
888 col = rect->color;
889 break;
890 case 16:
891 col = ((u32 *) (info->pseudo_palette))[rect->color];
892 break;
893 case 32:
894 col = ((u32 *) (info->pseudo_palette))[rect->color];
895 break;
896 }
897
898 /* BitBlt Source Address */
b3a45d8e 899 writel(0x0, viaparinfo->io_virt + VIA_REG_SRCPOS);
29b619fa 900 /* Source Base Address */
b3a45d8e 901 writel(0x0, viaparinfo->io_virt + VIA_REG_SRCBASE);
29b619fa 902 /* Destination Base Address */
b3a45d8e
JC		 903 writel(((unsigned long) (info->screen_base) -
904 (unsigned long) viafb_FB_MM) >> 3,
905 viaparinfo->io_virt + VIA_REG_DSTBASE);
29b619fa
JC		 906 /* Pitch */
907 pitch = (info->var.xres_virtual + 7) & ~7;
b3a45d8e 908 writel(VIA_PITCH_ENABLE |
29b619fa
JC		 909 (((pitch *
910 info->var.bits_per_pixel >> 3) >> 3) |
911 (((pitch * info->
b3a45d8e
JC		 912 var.bits_per_pixel >> 3) >> 3) << 16)),
913 viaparinfo->io_virt + VIA_REG_PITCH);
29b619fa 914 /* BitBlt Destination Address */
b3a45d8e
JC		 915 writel(((rect->dy << 16) | rect->dx),
916 viaparinfo->io_virt + VIA_REG_DSTPOS);
29b619fa 917 /* Dimension: width & height */
b3a45d8e
JC		 918 writel((((rect->height - 1) << 16) | (rect->width - 1)),
919 viaparinfo->io_virt + VIA_REG_DIMENSION);
29b619fa 920 /* Forground color or Destination color */
b3a45d8e 921 writel(col, viaparinfo->io_virt + VIA_REG_FGCOLOR);
29b619fa 922 /* GE Command */
b3a45d8e
JC		 923 writel((0x01 | 0x2000 | (rop << 24)),
924 viaparinfo->io_virt + VIA_REG_GECMD);
29b619fa
JC		 925
926}
927
928static void viafb_copyarea(struct fb_info *info,
929 const struct fb_copyarea *area)
930{
931 u32 dy = area->dy, sy = area->sy, direction = 0x0;
932 u32 sx = area->sx, dx = area->dx, width = area->width;
933 int pitch;
934
935 DEBUG_MSG(KERN_INFO "viafb_copyarea!!\n");
936
937 if (!viafb_accel)
938 return cfb_copyarea(info, area);
939
940 if (!area->width || !area->height)
941 return;
942
943 if (sy < dy) {
944 dy += area->height - 1;
945 sy += area->height - 1;
946 direction |= 0x4000;
947 }
948
949 if (sx < dx) {
950 dx += width - 1;
951 sx += width - 1;
952 direction |= 0x8000;
953 }
954
955 /* Source Base Address */
b3a45d8e
JC		 956 writel(((unsigned long) (info->screen_base) -
957 (unsigned long) viafb_FB_MM) >> 3,
958 viaparinfo->io_virt + VIA_REG_SRCBASE);
29b619fa 959 /* Destination Base Address */
b3a45d8e
JC		 960 writel(((unsigned long) (info->screen_base) -
961 (unsigned long) viafb_FB_MM) >> 3,
962 viaparinfo->io_virt + VIA_REG_DSTBASE);
29b619fa
JC		 963 /* Pitch */
964 pitch = (info->var.xres_virtual + 7) & ~7;
965 /* VIA_PITCH_ENABLE can be omitted now. */
b3a45d8e 966 writel(VIA_PITCH_ENABLE |
29b619fa
JC		 967 (((pitch *
968 info->var.bits_per_pixel >> 3) >> 3) | (((pitch *
969 info->var.
970 bits_per_pixel
971 >> 3) >> 3)
b3a45d8e
JC		 972 << 16)),
973 viaparinfo->io_virt + VIA_REG_PITCH);
29b619fa 974 /* BitBlt Source Address */
b3a45d8e 975 writel(((sy << 16) | sx), viaparinfo->io_virt + VIA_REG_SRCPOS);
29b619fa 976 /* BitBlt Destination Address */
b3a45d8e 977 writel(((dy << 16) | dx), viaparinfo->io_virt + VIA_REG_DSTPOS);
29b619fa 978 /* Dimension: width & height */
b3a45d8e
JC		 979 writel((((area->height - 1) << 16) | (area->width - 1)),
980 viaparinfo->io_virt + VIA_REG_DIMENSION);
29b619fa 981 /* GE Command */
b3a45d8e
JC		 982 writel((0x01 | direction | (0xCC << 24)),
983 viaparinfo->io_virt + VIA_REG_GECMD);
29b619fa
JC		 984
985}
986
987static void viafb_imageblit(struct fb_info *info,
988 const struct fb_image *image)
989{
990 u32 size, bg_col = 0, fg_col = 0, *udata;
991 int i;
992 int pitch;
993
994 if (!viafb_accel)
995 return cfb_imageblit(info, image);
996
997 udata = (u32 *) image->data;
998
999 switch (info->var.bits_per_pixel) {
1000 case 8:
1001 bg_col = image->bg_color;
1002 fg_col = image->fg_color;
1003 break;
1004 case 16:
1005 bg_col = ((u32 *) (info->pseudo_palette))[image->bg_color];
1006 fg_col = ((u32 *) (info->pseudo_palette))[image->fg_color];
1007 break;
1008 case 32:
1009 bg_col = ((u32 *) (info->pseudo_palette))[image->bg_color];
1010 fg_col = ((u32 *) (info->pseudo_palette))[image->fg_color];
1011 break;
1012 }
1013 size = image->width * image->height;
1014
1015 /* Source Base Address */
b3a45d8e 1016 writel(0x0, viaparinfo->io_virt + VIA_REG_SRCBASE);
29b619fa 1017 /* Destination Base Address */
b3a45d8e
JC		 1018 writel(((unsigned long) (info->screen_base) -
1019 (unsigned long) viafb_FB_MM) >> 3,
1020 viaparinfo->io_virt + VIA_REG_DSTBASE);
29b619fa
JC		 1021 /* Pitch */
1022 pitch = (info->var.xres_virtual + 7) & ~7;
b3a45d8e 1023 writel(VIA_PITCH_ENABLE |
29b619fa
JC		 1024 (((pitch *
1025 info->var.bits_per_pixel >> 3) >> 3) | (((pitch *
1026 info->var.
1027 bits_per_pixel
1028 >> 3) >> 3)
b3a45d8e
JC		 1029 << 16)),
1030 viaparinfo->io_virt + VIA_REG_PITCH);
29b619fa 1031 /* BitBlt Source Address */
b3a45d8e 1032 writel(0x0, viaparinfo->io_virt + VIA_REG_SRCPOS);
29b619fa 1033 /* BitBlt Destination Address */
b3a45d8e
JC		 1034 writel(((image->dy << 16) | image->dx),
1035 viaparinfo->io_virt + VIA_REG_DSTPOS);
29b619fa 1036 /* Dimension: width & height */
b3a45d8e
JC		 1037 writel((((image->height - 1) << 16) | (image->width - 1)),
1038 viaparinfo->io_virt + VIA_REG_DIMENSION);
29b619fa 1039 /* fb color */
b3a45d8e 1040 writel(fg_col, viaparinfo->io_virt + VIA_REG_FGCOLOR);
29b619fa 1041 /* bg color */
b3a45d8e 1042 writel(bg_col, viaparinfo->io_virt + VIA_REG_BGCOLOR);
29b619fa 1043 /* GE Command */
b3a45d8e 1044 writel(0xCC020142, viaparinfo->io_virt + VIA_REG_GECMD);
29b619fa
JC		 1045
1046 for (i = 0; i < size / 4; i++) {
b3a45d8e 1047 writel(*udata, viaparinfo->io_virt + VIA_MMIO_BLTBASE);
29b619fa
JC		 1048 udata++;
1049 }
1050
1051}
1052
1053static int viafb_cursor(struct fb_info *info, struct fb_cursor *cursor)
1054{
1055 u8 data[CURSOR_SIZE / 8];
1056 u32 data_bak[CURSOR_SIZE / 32];
1057 u32 temp, xx, yy, bg_col = 0, fg_col = 0;
1058 int size, i, j = 0;
1059 static int hw_cursor;
1060 struct viafb_par *p_viafb_par;
1061
1062 if (viafb_accel)
1063 hw_cursor = 1;
1064
1065 if (!viafb_accel) {
1066 if (hw_cursor) {
1067 viafb_show_hw_cursor(info, HW_Cursor_OFF);
1068 hw_cursor = 0;
1069 }
1070 return -ENODEV;
1071 }
1072
1073 if ((((struct viafb_par *)(info->par))->iga_path == IGA2)
1074 && (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266))
1075 return -ENODEV;
1076
1077 /* When duoview and using lcd , use soft cursor */
1078 if (viafb_LCD_ON || ((struct viafb_par *)(info->par))->duoview)
1079 return -ENODEV;
1080
1081 viafb_show_hw_cursor(info, HW_Cursor_OFF);
1082 viacursor = *cursor;
1083
1084 if (cursor->set & FB_CUR_SETHOT) {
1085 viacursor.hot = cursor->hot;
1086 temp = ((viacursor.hot.x) << 16) + viacursor.hot.y;
b3a45d8e 1087 writel(temp, viaparinfo->io_virt + VIA_REG_CURSOR_ORG);
29b619fa
JC		 1088 }
1089
1090 if (cursor->set & FB_CUR_SETPOS) {
1091 viacursor.image.dx = cursor->image.dx;
1092 viacursor.image.dy = cursor->image.dy;
1093 yy = cursor->image.dy - info->var.yoffset;
1094 xx = cursor->image.dx - info->var.xoffset;
1095 temp = yy & 0xFFFF;
1096 temp |= (xx << 16);
b3a45d8e 1097 writel(temp, viaparinfo->io_virt + VIA_REG_CURSOR_POS);
29b619fa
JC		 1098 }
1099
1100 if (cursor->set & FB_CUR_SETSIZE) {
b3a45d8e 1101 temp = readl(viaparinfo->io_virt + VIA_REG_CURSOR_MODE);
29b619fa
JC		 1102
1103 if ((cursor->image.width <= 32)
1104 && (cursor->image.height <= 32)) {
1105 MAX_CURS = 32;
1106 temp |= 0x2;
1107 } else if ((cursor->image.width <= 64)
1108 && (cursor->image.height <= 64)) {
1109 MAX_CURS = 64;
1110 temp &= 0xFFFFFFFD;
1111 } else {
1112 DEBUG_MSG(KERN_INFO
1113 "The cursor image is biger than 64x64 bits...\n");
1114 return -ENXIO;
1115 }
b3a45d8e 1116 writel(temp, viaparinfo->io_virt + VIA_REG_CURSOR_MODE);
29b619fa
JC		 1117
1118 viacursor.image.height = cursor->image.height;
1119 viacursor.image.width = cursor->image.width;
1120 }
1121
1122 if (cursor->set & FB_CUR_SETCMAP) {
1123 viacursor.image.fg_color = cursor->image.fg_color;
1124 viacursor.image.bg_color = cursor->image.bg_color;
1125
1126 switch (info->var.bits_per_pixel) {
1127 case 8:
1128 case 16:
1129 case 32:
1130 bg_col =
1131 (0xFF << 24) |
1132 (((info->cmap.red)[viacursor.image.bg_color] &
1133 0xFF00) << 8) |
1134 ((info->cmap.green)[viacursor.image.bg_color] &
1135 0xFF00) |
1136 (((info->cmap.blue)[viacursor.image.bg_color] &
1137 0xFF00) >> 8);
1138 fg_col =
1139 (0xFF << 24) |
1140 (((info->cmap.red)[viacursor.image.fg_color] &
1141 0xFF00) << 8) |
1142 ((info->cmap.green)[viacursor.image.fg_color] &
1143 0xFF00) |
1144 (((info->cmap.blue)[viacursor.image.fg_color] &
1145 0xFF00) >> 8);
1146 break;
1147 default:
1148 return 0;
1149 }
1150
1151 /* This is indeed a patch for VT3324/VT3353 */
1152 if (!info->par)
1153 return 0;
1154 p_viafb_par = (struct viafb_par *)info->par;
1155
1156 if ((p_viafb_par->chip_info->gfx_chip_name ==
1157 UNICHROME_CX700) ||
1158 ((p_viafb_par->chip_info->gfx_chip_name ==
1159 UNICHROME_VX800))) {
1160 bg_col =
1161 (((info->cmap.red)[viacursor.image.bg_color] &
1162 0xFFC0) << 14) |
1163 (((info->cmap.green)[viacursor.image.bg_color] &
1164 0xFFC0) << 4) |
1165 (((info->cmap.blue)[viacursor.image.bg_color] &
1166 0xFFC0) >> 6);
1167 fg_col =
1168 (((info->cmap.red)[viacursor.image.fg_color] &
1169 0xFFC0) << 14) |
1170 (((info->cmap.green)[viacursor.image.fg_color] &
1171 0xFFC0) << 4) |
1172 (((info->cmap.blue)[viacursor.image.fg_color] &
1173 0xFFC0) >> 6);
1174 }
1175
b3a45d8e
JC		 1176 writel(bg_col, viaparinfo->io_virt + VIA_REG_CURSOR_BG);
1177 writel(fg_col, viaparinfo->io_virt + VIA_REG_CURSOR_FG);
29b619fa
JC		 1178 }
1179
1180 if (cursor->set & FB_CUR_SETSHAPE) {
1181 size =
1182 ((viacursor.image.width + 7) >> 3) *
1183 viacursor.image.height;
1184
1185 if (MAX_CURS == 32) {
1186 for (i = 0; i < (CURSOR_SIZE / 32); i++) {
1187 data_bak[i] = 0x0;
1188 data_bak[i + 1] = 0xFFFFFFFF;
1189 i += 1;
1190 }
1191 } else if (MAX_CURS == 64) {
1192 for (i = 0; i < (CURSOR_SIZE / 32); i++) {
1193 data_bak[i] = 0x0;
1194 data_bak[i + 1] = 0x0;
1195 data_bak[i + 2] = 0xFFFFFFFF;
1196 data_bak[i + 3] = 0xFFFFFFFF;
1197 i += 3;
1198 }
1199 }
1200
1201 switch (viacursor.rop) {
1202 case ROP_XOR:
1203 for (i = 0; i < size; i++)
1204 data[i] = viacursor.mask[i];
1205 break;
1206 case ROP_COPY:
1207
1208 for (i = 0; i < size; i++)
1209 data[i] = viacursor.mask[i];
1210 break;
1211 default:
1212 break;
1213 }
1214
1215 if (MAX_CURS == 32) {
1216 for (i = 0; i < size; i++) {
1217 data_bak[j] = (u32) data[i];
1218 data_bak[j + 1] = ~data_bak[j];
1219 j += 2;
1220 }
1221 } else if (MAX_CURS == 64) {
1222 for (i = 0; i < size; i++) {
1223 data_bak[j] = (u32) data[i];
1224 data_bak[j + 1] = 0x0;
1225 data_bak[j + 2] = ~data_bak[j];
1226 data_bak[j + 3] = ~data_bak[j + 1];
1227 j += 4;
1228 }
1229 }
1230
1231 memcpy(((struct viafb_par *)(info->par))->fbmem_virt +
1232 ((struct viafb_par *)(info->par))->cursor_start,
1233 data_bak, CURSOR_SIZE);
1234 }
1235
1236 if (viacursor.enable)
1237 viafb_show_hw_cursor(info, HW_Cursor_ON);
1238
1239 return 0;
1240}
1241
1242static int viafb_sync(struct fb_info *info)
1243{
1244 if (viafb_accel)
1245 viafb_wait_engine_idle();
1246 return 0;
1247}
1248
1249int viafb_get_mode_index(int hres, int vres, int flag)
1250{
1251 u32 i;
1252 DEBUG_MSG(KERN_INFO "viafb_get_mode_index!\n");
1253
1254 for (i = 0; viafb_modentry[i].mode_index != VIA_RES_INVALID; i++)
1255 if (viafb_modentry[i].xres == hres &&
1256 viafb_modentry[i].yres == vres)
1257 break;
1258
1259 viafb_resMode = viafb_modentry[i].mode_index;
1260 if (flag)
1261 viafb_mode1 = viafb_modentry[i].mode_res;
1262 else
1263 viafb_mode = viafb_modentry[i].mode_res;
1264
1265 return viafb_resMode;
1266}
1267
1268static void check_available_device_to_enable(int device_id)
1269{
1270 int device_num = 0;
1271
1272 /* Initialize: */
1273 viafb_CRT_ON = STATE_OFF;
1274 viafb_DVI_ON = STATE_OFF;
1275 viafb_LCD_ON = STATE_OFF;
1276 viafb_LCD2_ON = STATE_OFF;
1277 viafb_DeviceStatus = None_Device;
1278
1279 if ((device_id & CRT_Device) && (device_num < MAX_ACTIVE_DEV_NUM)) {
1280 viafb_CRT_ON = STATE_ON;
1281 device_num++;
1282 viafb_DeviceStatus |= CRT_Device;
1283 }
1284
1285 if ((device_id & DVI_Device) && (device_num < MAX_ACTIVE_DEV_NUM)) {
1286 viafb_DVI_ON = STATE_ON;
1287 device_num++;
1288 viafb_DeviceStatus |= DVI_Device;
1289 }
1290
1291 if ((device_id & LCD_Device) && (device_num < MAX_ACTIVE_DEV_NUM)) {
1292 viafb_LCD_ON = STATE_ON;
1293 device_num++;
1294 viafb_DeviceStatus |= LCD_Device;
1295 }
1296
1297 if ((device_id & LCD2_Device) && (device_num < MAX_ACTIVE_DEV_NUM)) {
1298 viafb_LCD2_ON = STATE_ON;
1299 device_num++;
1300 viafb_DeviceStatus |= LCD2_Device;
1301 }
1302
1303 if (viafb_DeviceStatus == None_Device) {
1304 /* Use CRT as default active device: */
1305 viafb_CRT_ON = STATE_ON;
1306 viafb_DeviceStatus = CRT_Device;
1307 }
1308 DEBUG_MSG(KERN_INFO "Device Status:%x", viafb_DeviceStatus);
1309}
1310
1311static void viafb_set_device(struct device_t active_dev)
1312{
1313 /* Check available device to enable: */
1314 int device_id = None_Device;
1315 if (active_dev.crt)
1316 device_id |= CRT_Device;
1317 if (active_dev.dvi)
1318 device_id |= DVI_Device;
1319 if (active_dev.lcd)
1320 device_id |= LCD_Device;
1321
1322 check_available_device_to_enable(device_id);
1323
1324 /* Check property of LCD: */
1325 if (viafb_LCD_ON) {
1326 if (active_dev.lcd_dsp_cent) {
1327 viaparinfo->lvds_setting_info->display_method =
1328 viafb_lcd_dsp_method = LCD_CENTERING;
1329 } else {
1330 viaparinfo->lvds_setting_info->display_method =
1331 viafb_lcd_dsp_method = LCD_EXPANDSION;
1332 }
1333
1334 if (active_dev.lcd_mode == LCD_SPWG) {
1335 viaparinfo->lvds_setting_info->lcd_mode =
1336 viafb_lcd_mode = LCD_SPWG;
1337 } else {
1338 viaparinfo->lvds_setting_info->lcd_mode =
1339 viafb_lcd_mode = LCD_OPENLDI;
1340 }
1341
1342 if (active_dev.lcd_panel_id <= LCD_PANEL_ID_MAXIMUM) {
1343 viafb_lcd_panel_id = active_dev.lcd_panel_id;
1344 viafb_init_lcd_size();
1345 }
1346 }
1347
1348 /* Check property of mode: */
1349 if (!active_dev.xres1)
1350 viafb_second_xres = 640;
1351 else
1352 viafb_second_xres = active_dev.xres1;
1353 if (!active_dev.yres1)
1354 viafb_second_yres = 480;
1355 else
1356 viafb_second_yres = active_dev.yres1;
1357 if (active_dev.bpp != 0)
1358 viafb_bpp = active_dev.bpp;
1359 if (active_dev.bpp1 != 0)
1360 viafb_bpp1 = active_dev.bpp1;
1361 if (active_dev.refresh != 0)
1362 viafb_refresh = active_dev.refresh;
1363 if (active_dev.refresh1 != 0)
1364 viafb_refresh1 = active_dev.refresh1;
1365 if ((active_dev.samm == STATE_OFF) || (active_dev.samm == STATE_ON))
1366 viafb_SAMM_ON = active_dev.samm;
1367 viafb_primary_dev = active_dev.primary_dev;
1368
1369 viafb_set_start_addr();
1370 viafb_set_iga_path();
1371}
1372
1373static void viafb_set_video_device(u32 video_dev_info)
1374{
1375 viaparinfo->video_on_crt = STATE_OFF;
1376 viaparinfo->video_on_dvi = STATE_OFF;
1377 viaparinfo->video_on_lcd = STATE_OFF;
1378
1379 /* Check available device to enable: */
1380 if ((video_dev_info & CRT_Device) == CRT_Device)
1381 viaparinfo->video_on_crt = STATE_ON;
1382 else if ((video_dev_info & DVI_Device) == DVI_Device)
1383 viaparinfo->video_on_dvi = STATE_ON;
1384 else if ((video_dev_info & LCD_Device) == LCD_Device)
1385 viaparinfo->video_on_lcd = STATE_ON;
1386}
1387
1388static void viafb_get_video_device(u32 *video_dev_info)
1389{
1390 *video_dev_info = None_Device;
1391 if (viaparinfo->video_on_crt == STATE_ON)
1392 *video_dev_info |= CRT_Device;
1393 else if (viaparinfo->video_on_dvi == STATE_ON)
1394 *video_dev_info |= DVI_Device;
1395 else if (viaparinfo->video_on_lcd == STATE_ON)
1396 *video_dev_info |= LCD_Device;
1397}
1398
1399static int get_primary_device(void)
1400{
1401 int primary_device = 0;
1402 /* Rule: device on iga1 path are the primary device. */
1403 if (viafb_SAMM_ON) {
1404 if (viafb_CRT_ON) {
1405 if (viaparinfo->crt_setting_info->iga_path == IGA1) {
1406 DEBUG_MSG(KERN_INFO "CRT IGA Path:%d\n",
1407 viaparinfo->
1408 crt_setting_info->iga_path);
1409 primary_device = CRT_Device;
1410 }
1411 }
1412 if (viafb_DVI_ON) {
1413 if (viaparinfo->tmds_setting_info->iga_path == IGA1) {
1414 DEBUG_MSG(KERN_INFO "DVI IGA Path:%d\n",
1415 viaparinfo->
1416 tmds_setting_info->iga_path);
1417 primary_device = DVI_Device;
1418 }
1419 }
1420 if (viafb_LCD_ON) {
1421 if (viaparinfo->lvds_setting_info->iga_path == IGA1) {
1422 DEBUG_MSG(KERN_INFO "LCD IGA Path:%d\n",
1423 viaparinfo->
1424 lvds_setting_info->iga_path);
1425 primary_device = LCD_Device;
1426 }
1427 }
1428 if (viafb_LCD2_ON) {
1429 if (viaparinfo->lvds_setting_info2->iga_path == IGA1) {
1430 DEBUG_MSG(KERN_INFO "LCD2 IGA Path:%d\n",
1431 viaparinfo->
1432 lvds_setting_info2->iga_path);
1433 primary_device = LCD2_Device;
1434 }
1435 }
1436 }
1437 return primary_device;
1438}
1439
1440static u8 is_duoview(void)
1441{
1442 if (0 == viafb_SAMM_ON) {
1443 if (viafb_LCD_ON + viafb_LCD2_ON +
1444 viafb_DVI_ON + viafb_CRT_ON == 2)
1445 return true;
1446 return false;
1447 } else {
1448 return false;
1449 }
1450}
1451
1452static void apply_second_mode_setting(struct fb_var_screeninfo
1453 *sec_var)
1454{
1455 u32 htotal, vtotal, long_refresh;
1456
1457 htotal = sec_var->xres + sec_var->left_margin +
1458 sec_var->right_margin + sec_var->hsync_len;
1459 vtotal = sec_var->yres + sec_var->upper_margin +
1460 sec_var->lower_margin + sec_var->vsync_len;
1461 if ((sec_var->xres_virtual * (sec_var->bits_per_pixel >> 3)) & 0x1F) {
1462 /*Is 32 bytes alignment? */
1463 /*32 pixel alignment */
1464 sec_var->xres_virtual = (sec_var->xres_virtual + 31) & ~31;
1465 }
1466
1467 htotal = sec_var->xres + sec_var->left_margin +
1468 sec_var->right_margin + sec_var->hsync_len;
1469 vtotal = sec_var->yres + sec_var->upper_margin +
1470 sec_var->lower_margin + sec_var->vsync_len;
1471 long_refresh = 1000000000UL / sec_var->pixclock * 1000;
1472 long_refresh /= (htotal * vtotal);
1473
1474 viafb_second_xres = sec_var->xres;
1475 viafb_second_yres = sec_var->yres;
1476 viafb_second_virtual_xres = sec_var->xres_virtual;
1477 viafb_second_virtual_yres = sec_var->yres_virtual;
1478 viafb_bpp1 = sec_var->bits_per_pixel;
1479 viafb_refresh1 = viafb_get_refresh(sec_var->xres, sec_var->yres,
1480 long_refresh);
1481}
1482
1483static int apply_device_setting(struct viafb_ioctl_setting setting_info,
1484 struct fb_info *info)
1485{
1486 int need_set_mode = 0;
1487 DEBUG_MSG(KERN_INFO "apply_device_setting\n");
1488
1489 if (setting_info.device_flag) {
1490 need_set_mode = 1;
1491 check_available_device_to_enable(setting_info.device_status);
1492 }
1493
1494 /* Unlock LCD's operation according to LCD flag
1495 and check if the setting value is valid. */
1496 /* If the value is valid, apply the new setting value to the device. */
1497 if (viafb_LCD_ON) {
1498 if (setting_info.lcd_operation_flag & OP_LCD_CENTERING) {
1499 need_set_mode = 1;
1500 if (setting_info.lcd_attributes.display_center) {
1501 /* Centering */
1502 viaparinfo->lvds_setting_info->display_method =
1503 LCD_CENTERING;
1504 viafb_lcd_dsp_method = LCD_CENTERING;
1505 viaparinfo->lvds_setting_info2->display_method =
1506 viafb_lcd_dsp_method = LCD_CENTERING;
1507 } else {
1508 /* expandsion */
1509 viaparinfo->lvds_setting_info->display_method =
1510 LCD_EXPANDSION;
1511 viafb_lcd_dsp_method = LCD_EXPANDSION;
1512 viaparinfo->lvds_setting_info2->display_method =
1513 LCD_EXPANDSION;
1514 viafb_lcd_dsp_method = LCD_EXPANDSION;
1515 }
1516 }
1517
1518 if (setting_info.lcd_operation_flag & OP_LCD_MODE) {
1519 need_set_mode = 1;
1520 if (setting_info.lcd_attributes.lcd_mode ==
1521 LCD_SPWG) {
1522 viaparinfo->lvds_setting_info->lcd_mode =
1523 viafb_lcd_mode = LCD_SPWG;
1524 } else {
1525 viaparinfo->lvds_setting_info->lcd_mode =
1526 viafb_lcd_mode = LCD_OPENLDI;
1527 }
1528 viaparinfo->lvds_setting_info2->lcd_mode =
1529 viaparinfo->lvds_setting_info->lcd_mode;
1530 }
1531
1532 if (setting_info.lcd_operation_flag & OP_LCD_PANEL_ID) {
1533 need_set_mode = 1;
1534 if (setting_info.lcd_attributes.panel_id <=
1535 LCD_PANEL_ID_MAXIMUM) {
1536 viafb_lcd_panel_id =
1537 setting_info.lcd_attributes.panel_id;
1538 viafb_init_lcd_size();
1539 }
1540 }
1541 }
1542
1543 if (0 != (setting_info.samm_status & OP_SAMM)) {
1544 setting_info.samm_status =
1545 setting_info.samm_status & (~OP_SAMM);
1546 if (setting_info.samm_status == 0
1547 || setting_info.samm_status == 1) {
1548 viafb_SAMM_ON = setting_info.samm_status;
1549
1550 if (viafb_SAMM_ON)
1551 viafb_primary_dev = setting_info.primary_device;
1552
1553 viafb_set_start_addr();
1554 viafb_set_iga_path();
1555 }
1556 need_set_mode = 1;
1557 }
1558
1559 viaparinfo->duoview = is_duoview();
1560
1561 if (!need_set_mode) {
1562 ;
1563 } else {
1564 viafb_set_iga_path();
1565 viafb_set_par(info);
1566 }
1567 return true;
1568}
1569
1570static void retrieve_device_setting(struct viafb_ioctl_setting
1571 *setting_info)
1572{
1573
1574 /* get device status */
1575 if (viafb_CRT_ON == 1)
1576 setting_info->device_status = CRT_Device;
1577 if (viafb_DVI_ON == 1)
1578 setting_info->device_status |= DVI_Device;
1579 if (viafb_LCD_ON == 1)
1580 setting_info->device_status |= LCD_Device;
1581 if (viafb_LCD2_ON == 1)
1582 setting_info->device_status |= LCD2_Device;
1583 if ((viaparinfo->video_on_crt == 1) && (viafb_CRT_ON == 1)) {
1584 setting_info->video_device_status =
1585 viaparinfo->crt_setting_info->iga_path;
1586 } else if ((viaparinfo->video_on_dvi == 1) && (viafb_DVI_ON == 1)) {
1587 setting_info->video_device_status =
1588 viaparinfo->tmds_setting_info->iga_path;
1589 } else if ((viaparinfo->video_on_lcd == 1) && (viafb_LCD_ON == 1)) {
1590 setting_info->video_device_status =
1591 viaparinfo->lvds_setting_info->iga_path;
1592 } else {
1593 setting_info->video_device_status = 0;
1594 }
1595
1596 setting_info->samm_status = viafb_SAMM_ON;
1597 setting_info->primary_device = get_primary_device();
1598
1599 setting_info->first_dev_bpp = viafb_bpp;
1600 setting_info->second_dev_bpp = viafb_bpp1;
1601
1602 setting_info->first_dev_refresh = viafb_refresh;
1603 setting_info->second_dev_refresh = viafb_refresh1;
1604
1605 setting_info->first_dev_hor_res = viafb_hotplug_Xres;
1606 setting_info->first_dev_ver_res = viafb_hotplug_Yres;
1607 setting_info->second_dev_hor_res = viafb_second_xres;
1608 setting_info->second_dev_ver_res = viafb_second_yres;
1609
1610 /* Get lcd attributes */
1611 setting_info->lcd_attributes.display_center = viafb_lcd_dsp_method;
1612 setting_info->lcd_attributes.panel_id = viafb_lcd_panel_id;
1613 setting_info->lcd_attributes.lcd_mode = viafb_lcd_mode;
1614}
1615
1616static void parse_active_dev(void)
1617{
1618 viafb_CRT_ON = STATE_OFF;
1619 viafb_DVI_ON = STATE_OFF;
1620 viafb_LCD_ON = STATE_OFF;
1621 viafb_LCD2_ON = STATE_OFF;
1622 /* 1. Modify the active status of devices. */
1623 /* 2. Keep the order of devices, so we can set corresponding
1624 IGA path to devices in SAMM case. */
1625 /* Note: The previous of active_dev is primary device,
1626 and the following is secondary device. */
1627 if (!strncmp(viafb_active_dev, "CRT+DVI", 7)) {
1628 /* CRT+DVI */
1629 viafb_CRT_ON = STATE_ON;
1630 viafb_DVI_ON = STATE_ON;
1631 viafb_primary_dev = CRT_Device;
1632 } else if (!strncmp(viafb_active_dev, "DVI+CRT", 7)) {
1633 /* DVI+CRT */
1634 viafb_CRT_ON = STATE_ON;
1635 viafb_DVI_ON = STATE_ON;
1636 viafb_primary_dev = DVI_Device;
1637 } else if (!strncmp(viafb_active_dev, "CRT+LCD", 7)) {
1638 /* CRT+LCD */
1639 viafb_CRT_ON = STATE_ON;
1640 viafb_LCD_ON = STATE_ON;
1641 viafb_primary_dev = CRT_Device;
1642 } else if (!strncmp(viafb_active_dev, "LCD+CRT", 7)) {
1643 /* LCD+CRT */
1644 viafb_CRT_ON = STATE_ON;
1645 viafb_LCD_ON = STATE_ON;
1646 viafb_primary_dev = LCD_Device;
1647 } else if (!strncmp(viafb_active_dev, "DVI+LCD", 7)) {
1648 /* DVI+LCD */
1649 viafb_DVI_ON = STATE_ON;
1650 viafb_LCD_ON = STATE_ON;
1651 viafb_primary_dev = DVI_Device;
1652 } else if (!strncmp(viafb_active_dev, "LCD+DVI", 7)) {
1653 /* LCD+DVI */
1654 viafb_DVI_ON = STATE_ON;
1655 viafb_LCD_ON = STATE_ON;
1656 viafb_primary_dev = LCD_Device;
1657 } else if (!strncmp(viafb_active_dev, "LCD+LCD2", 8)) {
1658 viafb_LCD_ON = STATE_ON;
1659 viafb_LCD2_ON = STATE_ON;
1660 viafb_primary_dev = LCD_Device;
1661 } else if (!strncmp(viafb_active_dev, "LCD2+LCD", 8)) {
1662 viafb_LCD_ON = STATE_ON;
1663 viafb_LCD2_ON = STATE_ON;
1664 viafb_primary_dev = LCD2_Device;
1665 } else if (!strncmp(viafb_active_dev, "CRT", 3)) {
1666 /* CRT only */
1667 viafb_CRT_ON = STATE_ON;
1668 viafb_SAMM_ON = STATE_OFF;
1669 } else if (!strncmp(viafb_active_dev, "DVI", 3)) {
1670 /* DVI only */
1671 viafb_DVI_ON = STATE_ON;
1672 viafb_SAMM_ON = STATE_OFF;
1673 } else if (!strncmp(viafb_active_dev, "LCD", 3)) {
1674 /* LCD only */
1675 viafb_LCD_ON = STATE_ON;
1676 viafb_SAMM_ON = STATE_OFF;
1677 } else {
1678 viafb_CRT_ON = STATE_ON;
1679 viafb_SAMM_ON = STATE_OFF;
1680 }
1681 viaparinfo->duoview = is_duoview();
1682}
1683
1684static void parse_video_dev(void)
1685{
1686 viaparinfo->video_on_crt = STATE_OFF;
1687 viaparinfo->video_on_dvi = STATE_OFF;
1688 viaparinfo->video_on_lcd = STATE_OFF;
1689
1690 if (!strncmp(viafb_video_dev, "CRT", 3)) {
1691 /* Video on CRT */
1692 viaparinfo->video_on_crt = STATE_ON;
1693 } else if (!strncmp(viafb_video_dev, "DVI", 3)) {
1694 /* Video on DVI */
1695 viaparinfo->video_on_dvi = STATE_ON;
1696 } else if (!strncmp(viafb_video_dev, "LCD", 3)) {
1697 /* Video on LCD */
1698 viaparinfo->video_on_lcd = STATE_ON;
1699 }
1700}
1701
1702static int parse_port(char *opt_str, int *output_interface)
1703{
1704 if (!strncmp(opt_str, "DVP0", 4))
1705 *output_interface = INTERFACE_DVP0;
1706 else if (!strncmp(opt_str, "DVP1", 4))
1707 *output_interface = INTERFACE_DVP1;
1708 else if (!strncmp(opt_str, "DFP_HIGHLOW", 11))
1709 *output_interface = INTERFACE_DFP;
1710 else if (!strncmp(opt_str, "DFP_HIGH", 8))
1711 *output_interface = INTERFACE_DFP_HIGH;
1712 else if (!strncmp(opt_str, "DFP_LOW", 7))
1713 *output_interface = INTERFACE_DFP_LOW;
1714 else
1715 *output_interface = INTERFACE_NONE;
1716 return 0;
1717}
1718
1719static void parse_lcd_port(void)
1720{
1721 parse_port(viafb_lcd_port, &viaparinfo->chip_info->lvds_chip_info.
1722 output_interface);
1723 /*Initialize to avoid unexpected behavior */
1724 viaparinfo->chip_info->lvds_chip_info2.output_interface =
1725 INTERFACE_NONE;
1726
1727 DEBUG_MSG(KERN_INFO "parse_lcd_port: viafb_lcd_port:%s,interface:%d\n",
1728 viafb_lcd_port, viaparinfo->chip_info->lvds_chip_info.
1729 output_interface);
1730}
1731
1732static void parse_dvi_port(void)
1733{
1734 parse_port(viafb_dvi_port, &viaparinfo->chip_info->tmds_chip_info.
1735 output_interface);
1736
1737 DEBUG_MSG(KERN_INFO "parse_dvi_port: viafb_dvi_port:%s,interface:%d\n",
1738 viafb_dvi_port, viaparinfo->chip_info->tmds_chip_info.
1739 output_interface);
1740}
1741
1742/*
1743 * The proc filesystem read/write function, a simple proc implement to
1744 * get/set the value of DPA DVP0, DVP0DataDriving, DVP0ClockDriving, DVP1,
1745 * DVP1Driving, DFPHigh, DFPLow CR96, SR2A[5], SR1B[1], SR2A[4], SR1E[2],
1746 * CR9B, SR65, CR97, CR99
1747 */
1748static int viafb_dvp0_proc_read(char *buf, char **start, off_t offset,
1749int count, int *eof, void *data)
1750{
1751 int len = 0;
1752 u8 dvp0_data_dri = 0, dvp0_clk_dri = 0, dvp0 = 0;
1753 dvp0_data_dri =
1754 (viafb_read_reg(VIASR, SR2A) & BIT5) >> 4 |
1755 (viafb_read_reg(VIASR, SR1B) & BIT1) >> 1;
1756 dvp0_clk_dri =
1757 (viafb_read_reg(VIASR, SR2A) & BIT4) >> 3 |
1758 (viafb_read_reg(VIASR, SR1E) & BIT2) >> 2;
1759 dvp0 = viafb_read_reg(VIACR, CR96) & 0x0f;
1760 len +=
1761 sprintf(buf + len, "%x %x %x\n", dvp0, dvp0_data_dri, dvp0_clk_dri);
1762 *eof = 1; /*Inform kernel end of data */
1763 return len;
1764}
1765static int viafb_dvp0_proc_write(struct file *file,
1766 const char __user *buffer, unsigned long count, void *data)
1767{
1768 char buf[20], *value, *pbuf;
1769 u8 reg_val = 0;
1770 unsigned long length, i;
1771 if (count < 1)
1772 return -EINVAL;
1773 length = count > 20 ? 20 : count;
1774 if (copy_from_user(&buf[0], buffer, length))
1775 return -EFAULT;
1776 buf[length - 1] = '\0'; /*Ensure end string */
1777 pbuf = &buf[0];
1778 for (i = 0; i < 3; i++) {
1779 value = strsep(&pbuf, " ");
1780 if (value != NULL) {
1781 strict_strtoul(value, 0, (unsigned long *)&reg_val);
1782 DEBUG_MSG(KERN_INFO "DVP0:reg_val[%l]=:%x\n", i,
1783 reg_val);
1784 switch (i) {
1785 case 0:
1786 viafb_write_reg_mask(CR96, VIACR,
1787 reg_val, 0x0f);
1788 break;
1789 case 1:
1790 viafb_write_reg_mask(SR2A, VIASR,
1791 reg_val << 4, BIT5);
1792 viafb_write_reg_mask(SR1B, VIASR,
1793 reg_val << 1, BIT1);
1794 break;
1795 case 2:
1796 viafb_write_reg_mask(SR2A, VIASR,
1797 reg_val << 3, BIT4);
1798 viafb_write_reg_mask(SR1E, VIASR,
1799 reg_val << 2, BIT2);
1800 break;
1801 default:
1802 break;
1803 }
1804 } else {
1805 break;
1806 }
1807 }
1808 return count;
1809}
1810static int viafb_dvp1_proc_read(char *buf, char **start, off_t offset,
1811 int count, int *eof, void *data)
1812{
1813 int len = 0;
1814 u8 dvp1 = 0, dvp1_data_dri = 0, dvp1_clk_dri = 0;
1815 dvp1 = viafb_read_reg(VIACR, CR9B) & 0x0f;
1816 dvp1_data_dri = (viafb_read_reg(VIASR, SR65) & 0x0c) >> 2;
1817 dvp1_clk_dri = viafb_read_reg(VIASR, SR65) & 0x03;
1818 len +=
1819 sprintf(buf + len, "%x %x %x\n", dvp1, dvp1_data_dri, dvp1_clk_dri);
1820 *eof = 1; /*Inform kernel end of data */
1821 return len;
1822}
1823static int viafb_dvp1_proc_write(struct file *file,
1824 const char __user *buffer, unsigned long count, void *data)
1825{
1826 char buf[20], *value, *pbuf;
1827 u8 reg_val = 0;
1828 unsigned long length, i;
1829 if (count < 1)
1830 return -EINVAL;
1831 length = count > 20 ? 20 : count;
1832 if (copy_from_user(&buf[0], buffer, length))
1833 return -EFAULT;
1834 buf[length - 1] = '\0'; /*Ensure end string */
1835 pbuf = &buf[0];
1836 for (i = 0; i < 3; i++) {
1837 value = strsep(&pbuf, " ");
1838 if (value != NULL) {
1839 strict_strtoul(value, 0, (unsigned long *)&reg_val);
1840 switch (i) {
1841 case 0:
1842 viafb_write_reg_mask(CR9B, VIACR,
1843 reg_val, 0x0f);
1844 break;
1845 case 1:
1846 viafb_write_reg_mask(SR65, VIASR,
1847 reg_val << 2, 0x0c);
1848 break;
1849 case 2:
1850 viafb_write_reg_mask(SR65, VIASR,
1851 reg_val, 0x03);
1852 break;
1853 default:
1854 break;
1855 }
1856 } else {
1857 break;
1858 }
1859 }
1860 return count;
1861}
1862
1863static int viafb_dfph_proc_read(char *buf, char **start, off_t offset,
1864 int count, int *eof, void *data)
1865{
1866 int len = 0;
1867 u8 dfp_high = 0;
1868 dfp_high = viafb_read_reg(VIACR, CR97) & 0x0f;
1869 len += sprintf(buf + len, "%x\n", dfp_high);
1870 *eof = 1; /*Inform kernel end of data */
1871 return len;
1872}
1873static int viafb_dfph_proc_write(struct file *file,
1874 const char __user *buffer, unsigned long count, void *data)
1875{
1876 char buf[20];
1877 u8 reg_val = 0;
1878 unsigned long length;
1879 if (count < 1)
1880 return -EINVAL;
1881 length = count > 20 ? 20 : count;
1882 if (copy_from_user(&buf[0], buffer, length))
1883 return -EFAULT;
1884 buf[length - 1] = '\0'; /*Ensure end string */
1885 strict_strtoul(&buf[0], 0, (unsigned long *)&reg_val);
1886 viafb_write_reg_mask(CR97, VIACR, reg_val, 0x0f);
1887 return count;
1888}
1889static int viafb_dfpl_proc_read(char *buf, char **start, off_t offset,
1890 int count, int *eof, void *data)
1891{
1892 int len = 0;
1893 u8 dfp_low = 0;
1894 dfp_low = viafb_read_reg(VIACR, CR99) & 0x0f;
1895 len += sprintf(buf + len, "%x\n", dfp_low);
1896 *eof = 1; /*Inform kernel end of data */
1897 return len;
1898}
1899static int viafb_dfpl_proc_write(struct file *file,
1900 const char __user *buffer, unsigned long count, void *data)
1901{
1902 char buf[20];
1903 u8 reg_val = 0;
1904 unsigned long length;
1905 if (count < 1)
1906 return -EINVAL;
1907 length = count > 20 ? 20 : count;
1908 if (copy_from_user(&buf[0], buffer, length))
1909 return -EFAULT;
1910 buf[length - 1] = '\0'; /*Ensure end string */
1911 strict_strtoul(&buf[0], 0, (unsigned long *)&reg_val);
1912 viafb_write_reg_mask(CR99, VIACR, reg_val, 0x0f);
1913 return count;
1914}
1915static int viafb_vt1636_proc_read(char *buf, char **start,
1916 off_t offset, int count, int *eof, void *data)
1917{
1918 int len = 0;
1919 u8 vt1636_08 = 0, vt1636_09 = 0;
1920 switch (viaparinfo->chip_info->lvds_chip_info.lvds_chip_name) {
1921 case VT1636_LVDS:
1922 vt1636_08 =
1923 viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info,
1924 &viaparinfo->chip_info->lvds_chip_info, 0x08) & 0x0f;
1925 vt1636_09 =
1926 viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info,
1927 &viaparinfo->chip_info->lvds_chip_info, 0x09) & 0x1f;
1928 len += sprintf(buf + len, "%x %x\n", vt1636_08, vt1636_09);
1929 break;
1930 default:
1931 break;
1932 }
1933 switch (viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name) {
1934 case VT1636_LVDS:
1935 vt1636_08 =
1936 viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info2,
1937 &viaparinfo->chip_info->lvds_chip_info2, 0x08) & 0x0f;
1938 vt1636_09 =
1939 viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info2,
1940 &viaparinfo->chip_info->lvds_chip_info2, 0x09) & 0x1f;
1941 len += sprintf(buf + len, " %x %x\n", vt1636_08, vt1636_09);
1942 break;
1943 default:
1944 break;
1945 }
1946 *eof = 1; /*Inform kernel end of data */
1947 return len;
1948}
1949static int viafb_vt1636_proc_write(struct file *file,
1950 const char __user *buffer, unsigned long count, void *data)
1951{
1952 char buf[30], *value, *pbuf;
1953 struct IODATA reg_val;
1954 unsigned long length, i;
1955 if (count < 1)
1956 return -EINVAL;
1957 length = count > 30 ? 30 : count;
1958 if (copy_from_user(&buf[0], buffer, length))
1959 return -EFAULT;
1960 buf[length - 1] = '\0'; /*Ensure end string */
1961 pbuf = &buf[0];
1962 switch (viaparinfo->chip_info->lvds_chip_info.lvds_chip_name) {
1963 case VT1636_LVDS:
1964 for (i = 0; i < 2; i++) {
1965 value = strsep(&pbuf, " ");
1966 if (value != NULL) {
1967 strict_strtoul(value, 0,
1968 (unsigned long *)&reg_val.Data);
1969 switch (i) {
1970 case 0:
1971 reg_val.Index = 0x08;
1972 reg_val.Mask = 0x0f;
1973 viafb_gpio_i2c_write_mask_lvds
1974 (viaparinfo->lvds_setting_info,
1975 &viaparinfo->
1976 chip_info->lvds_chip_info,
1977 reg_val);
1978 break;
1979 case 1:
1980 reg_val.Index = 0x09;
1981 reg_val.Mask = 0x1f;
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 default:
1989 break;
1990 }
1991 } else {
1992 break;
1993 }
1994 }
1995 break;
1996 default:
1997 break;
1998 }
1999 switch (viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name) {
2000 case VT1636_LVDS:
2001 for (i = 0; i < 2; i++) {
2002 value = strsep(&pbuf, " ");
2003 if (value != NULL) {
2004 strict_strtoul(value, 0,
2005 (unsigned long *)&reg_val.Data);
2006 switch (i) {
2007 case 0:
2008 reg_val.Index = 0x08;
2009 reg_val.Mask = 0x0f;
2010 viafb_gpio_i2c_write_mask_lvds
2011 (viaparinfo->lvds_setting_info2,
2012 &viaparinfo->
2013 chip_info->lvds_chip_info2,
2014 reg_val);
2015 break;
2016 case 1:
2017 reg_val.Index = 0x09;
2018 reg_val.Mask = 0x1f;
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 default:
2026 break;
2027 }
2028 } else {
2029 break;
2030 }
2031 }
2032 break;
2033 default:
2034 break;
2035 }
2036 return count;
2037}
2038
2039static void viafb_init_proc(struct proc_dir_entry *viafb_entry)
2040{
2041 struct proc_dir_entry *entry;
2042 viafb_entry = proc_mkdir("viafb", NULL);
2043 if (viafb_entry) {
2044 entry = create_proc_entry("dvp0", 0, viafb_entry);
2045 if (entry) {
2046 entry->owner = THIS_MODULE;
2047 entry->read_proc = viafb_dvp0_proc_read;
2048 entry->write_proc = viafb_dvp0_proc_write;
2049 }
2050 entry = create_proc_entry("dvp1", 0, viafb_entry);
2051 if (entry) {
2052 entry->owner = THIS_MODULE;
2053 entry->read_proc = viafb_dvp1_proc_read;
2054 entry->write_proc = viafb_dvp1_proc_write;
2055 }
2056 entry = create_proc_entry("dfph", 0, viafb_entry);
2057 if (entry) {
2058 entry->owner = THIS_MODULE;
2059 entry->read_proc = viafb_dfph_proc_read;
2060 entry->write_proc = viafb_dfph_proc_write;
2061 }
2062 entry = create_proc_entry("dfpl", 0, viafb_entry);
2063 if (entry) {
2064 entry->owner = THIS_MODULE;
2065 entry->read_proc = viafb_dfpl_proc_read;
2066 entry->write_proc = viafb_dfpl_proc_write;
2067 }
2068 if (VT1636_LVDS == viaparinfo->chip_info->lvds_chip_info.
2069 lvds_chip_name || VT1636_LVDS ==
2070 viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name) {
2071 entry = create_proc_entry("vt1636", 0, viafb_entry);
2072 if (entry) {
2073 entry->owner = THIS_MODULE;
2074 entry->read_proc = viafb_vt1636_proc_read;
2075 entry->write_proc = viafb_vt1636_proc_write;
2076 }
2077 }
2078
2079 }
2080}
2081static void viafb_remove_proc(struct proc_dir_entry *viafb_entry)
2082{
2083 /* no problem if it was not registered */
2084 remove_proc_entry("dvp0", viafb_entry);/* parent dir */
2085 remove_proc_entry("dvp1", viafb_entry);
2086 remove_proc_entry("dfph", viafb_entry);
2087 remove_proc_entry("dfpl", viafb_entry);
2088 remove_proc_entry("vt1636", viafb_entry);
2089 remove_proc_entry("vt1625", viafb_entry);
2090}
2091
2092static int __devinit via_pci_probe(void)
2093{
2094 unsigned int default_xres, default_yres;
2095 char *tmpc, *tmpm;
2096 char *tmpc_sec, *tmpm_sec;
2097 int vmode_index;
2098 u32 tmds_length, lvds_length, crt_length, chip_length, viafb_par_length;
2099
2100 DEBUG_MSG(KERN_INFO "VIAFB PCI Probe!!\n");
2101
2102 viafb_par_length = ALIGN(sizeof(struct viafb_par), BITS_PER_LONG/8);
2103 tmds_length = ALIGN(sizeof(struct tmds_setting_information),
2104 BITS_PER_LONG/8);
2105 lvds_length = ALIGN(sizeof(struct lvds_setting_information),
2106 BITS_PER_LONG/8);
2107 crt_length = ALIGN(sizeof(struct lvds_setting_information),
2108 BITS_PER_LONG/8);
2109 chip_length = ALIGN(sizeof(struct chip_information), BITS_PER_LONG/8);
2110
2111 /* Allocate fb_info and ***_par here, also including some other needed
2112 * variables
2113 */
2114 viafbinfo = framebuffer_alloc(viafb_par_length + 2 * lvds_length +
2115 tmds_length + crt_length + chip_length, NULL);
2116 if (!viafbinfo) {
2117 printk(KERN_ERR"Could not allocate memory for viafb_info.\n");
2118 return -ENODEV;
2119 }
2120
2121 viaparinfo = (struct viafb_par *)viafbinfo->par;
2122 viaparinfo->tmds_setting_info = (struct tmds_setting_information *)
b3a45d8e 2123 ((unsigned long)viaparinfo + viafb_par_length);
29b619fa 2124 viaparinfo->lvds_setting_info = (struct lvds_setting_information *)
b3a45d8e 2125 ((unsigned long)viaparinfo->tmds_setting_info + tmds_length);
29b619fa 2126 viaparinfo->lvds_setting_info2 = (struct lvds_setting_information *)
b3a45d8e 2127 ((unsigned long)viaparinfo->lvds_setting_info + lvds_length);
29b619fa 2128 viaparinfo->crt_setting_info = (struct crt_setting_information *)
b3a45d8e 2129 ((unsigned long)viaparinfo->lvds_setting_info2 + lvds_length);
29b619fa 2130 viaparinfo->chip_info = (struct chip_information *)
b3a45d8e 2131 ((unsigned long)viaparinfo->crt_setting_info + crt_length);
29b619fa
JC		 2132
2133 if (viafb_dual_fb)
2134 viafb_SAMM_ON = 1;
2135 parse_active_dev();
2136 parse_video_dev();
2137 parse_lcd_port();
2138 parse_dvi_port();
2139
2140 /* for dual-fb must viafb_SAMM_ON=1 and viafb_dual_fb=1 */
2141 if (!viafb_SAMM_ON)
2142 viafb_dual_fb = 0;
2143
2144 /* Set up I2C bus stuff */
2145 viafb_create_i2c_bus(viaparinfo);
2146
2147 viafb_init_chip_info();
2148 viafb_get_fb_info(&viaparinfo->fbmem, &viaparinfo->memsize);
2149 viaparinfo->fbmem_free = viaparinfo->memsize;
2150 viaparinfo->fbmem_used = 0;
2151 viaparinfo->fbmem_virt = ioremap_nocache(viaparinfo->fbmem,
2152 viaparinfo->memsize);
2153 viafbinfo->screen_base = (char *)viaparinfo->fbmem_virt;
2154
2155 if (!viaparinfo->fbmem_virt) {
2156 printk(KERN_INFO "ioremap failed\n");
2157 return -1;
2158 }
2159
2160 viafb_get_mmio_info(&viaparinfo->mmio_base, &viaparinfo->mmio_len);
2161 viaparinfo->io_virt = ioremap_nocache(viaparinfo->mmio_base,
2162 viaparinfo->mmio_len);
2163
2164 viafbinfo->node = 0;
2165 viafbinfo->fbops = &viafb_ops;
2166 viafbinfo->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN;
2167
2168 viafbinfo->pseudo_palette = pseudo_pal;
2169 if (viafb_accel) {
2170 viafb_init_accel();
2171 viafb_init_2d_engine();
2172 viafb_hw_cursor_init();
2173 }
2174
2175 if (viafb_second_size && (viafb_second_size < 8)) {
2176 viafb_second_offset = viaparinfo->fbmem_free -
2177 viafb_second_size * 1024 * 1024;
2178 } else {
2179 viafb_second_size = 8;
2180 viafb_second_offset = viaparinfo->fbmem_free -
2181 viafb_second_size * 1024 * 1024;
2182 }
2183
2184 viafb_FB_MM = viaparinfo->fbmem_virt;
2185 tmpm = viafb_mode;
2186 tmpc = strsep(&tmpm, "x");
2187 strict_strtoul(tmpc, 0, (unsigned long *)&default_xres);
2188 strict_strtoul(tmpm, 0, (unsigned long *)&default_yres);
2189
2190 vmode_index = viafb_get_mode_index(default_xres, default_yres, 0);
2191 DEBUG_MSG(KERN_INFO "0->index=%d\n", vmode_index);
2192
2193 if (viafb_SAMM_ON == 1) {
2194 if (strcmp(viafb_mode, viafb_mode1)) {
2195 tmpm_sec = viafb_mode1;
2196 tmpc_sec = strsep(&tmpm_sec, "x");
2197 strict_strtoul(tmpc_sec, 0,
2198 (unsigned long *)&viafb_second_xres);
2199 strict_strtoul(tmpm_sec, 0,
2200 (unsigned long *)&viafb_second_yres);
2201 } else {
2202 viafb_second_xres = default_xres;
2203 viafb_second_yres = default_yres;
2204 }
2205 if (0 == viafb_second_virtual_xres) {
2206 switch (viafb_second_xres) {
2207 case 1400:
2208 viafb_second_virtual_xres = 1408;
2209 break;
2210 default:
2211 viafb_second_virtual_xres = viafb_second_xres;
2212 break;
2213 }
2214 }
2215 if (0 == viafb_second_virtual_yres)
2216 viafb_second_virtual_yres = viafb_second_yres;
2217 }
2218
2219 switch (viafb_bpp) {
2220 case 0 ... 8:
2221 viafb_bpp = 8;
2222 break;
2223 case 9 ... 16:
2224 viafb_bpp = 16;
2225 break;
2226 case 17 ... 32:
2227 viafb_bpp = 32;
2228 break;
2229 default:
2230 viafb_bpp = 8;
2231 }
2232 default_var.xres = default_xres;
2233 default_var.yres = default_yres;
2234 switch (default_xres) {
2235 case 1400:
2236 default_var.xres_virtual = 1408;
2237 break;
2238 default:
2239 default_var.xres_virtual = default_xres;
2240 break;
2241 }
2242 default_var.yres_virtual = default_yres;
2243 default_var.bits_per_pixel = viafb_bpp;
2244 if (default_var.bits_per_pixel == 15)
2245 default_var.bits_per_pixel = 16;
2246 default_var.pixclock =
2247 viafb_get_pixclock(default_xres, default_yres, viafb_refresh);
2248 default_var.left_margin = (default_xres >> 3) & 0xf8;
2249 default_var.right_margin = 32;
2250 default_var.upper_margin = 16;
2251 default_var.lower_margin = 4;
2252 default_var.hsync_len = default_var.left_margin;
2253 default_var.vsync_len = 4;
2254 default_var.accel_flags = 0;
2255
2256 if (viafb_accel) {
2257 viafbinfo->flags |=
2258 (FBINFO_HWACCEL_COPYAREA | FBINFO_HWACCEL_FILLRECT |
2259 FBINFO_HWACCEL_IMAGEBLIT);
2260 default_var.accel_flags |= FB_ACCELF_TEXT;
2261 } else
2262 viafbinfo->flags |= FBINFO_HWACCEL_DISABLED;
2263
2264 if (viafb_dual_fb) {
2265 viafbinfo1 = framebuffer_alloc(viafb_par_length, NULL);
2266 if (!viafbinfo1) {
2267 printk(KERN_ERR
2268 "allocate the second framebuffer struct error\n");
2269 framebuffer_release(viafbinfo);
2270 return -ENOMEM;
2271 }
2272 viaparinfo1 = viafbinfo1->par;
2273 memcpy(viaparinfo1, viaparinfo, viafb_par_length);
2274 viaparinfo1->memsize = viaparinfo->memsize -
2275 viafb_second_offset;
2276 viaparinfo->memsize = viafb_second_offset;
2277 viaparinfo1->fbmem_virt = viaparinfo->fbmem_virt +
2278 viafb_second_offset;
2279 viaparinfo1->fbmem = viaparinfo->fbmem + viafb_second_offset;
2280
2281 viaparinfo1->fbmem_used = viaparinfo->fbmem_used;
2282 viaparinfo1->fbmem_free = viaparinfo1->memsize -
2283 viaparinfo1->fbmem_used;
2284 viaparinfo->fbmem_free = viaparinfo->memsize;
2285 viaparinfo->fbmem_used = 0;
2286 if (viafb_accel) {
2287 viaparinfo1->cursor_start =
2288 viaparinfo->cursor_start - viafb_second_offset;
2289 viaparinfo1->VQ_start = viaparinfo->VQ_start -
2290 viafb_second_offset;
2291 viaparinfo1->VQ_end = viaparinfo->VQ_end -
2292 viafb_second_offset;
2293 }
2294
2295 memcpy(viafbinfo1, viafbinfo, sizeof(struct fb_info));
2296 viafbinfo1->screen_base = viafbinfo->screen_base +
2297 viafb_second_offset;
2298 viafbinfo1->fix.smem_start = viaparinfo1->fbmem;
2299 viafbinfo1->fix.smem_len = viaparinfo1->fbmem_free;
2300
2301 default_var.xres = viafb_second_xres;
2302 default_var.yres = viafb_second_yres;
2303 default_var.xres_virtual = viafb_second_virtual_xres;
2304 default_var.yres_virtual = viafb_second_virtual_yres;
2305 if (viafb_bpp1 != viafb_bpp)
2306 viafb_bpp1 = viafb_bpp;
2307 default_var.bits_per_pixel = viafb_bpp1;
2308 default_var.pixclock =
2309 viafb_get_pixclock(viafb_second_xres, viafb_second_yres,
2310 viafb_refresh);
2311 default_var.left_margin = (viafb_second_xres >> 3) & 0xf8;
2312 default_var.right_margin = 32;
2313 default_var.upper_margin = 16;
2314 default_var.lower_margin = 4;
2315 default_var.hsync_len = default_var.left_margin;
2316 default_var.vsync_len = 4;
2317
2318 viafb_setup_fixinfo(&viafbinfo1->fix, viaparinfo1);
2319 viafb_check_var(&default_var, viafbinfo1);
2320 viafbinfo1->var = default_var;
2321 viafb_update_viafb_par(viafbinfo);
2322 viafb_update_fix(&viafbinfo1->fix, viafbinfo1);
2323 }
2324
2325 viafb_setup_fixinfo(&viafbinfo->fix, viaparinfo);
2326 viafb_check_var(&default_var, viafbinfo);
2327 viafbinfo->var = default_var;
2328 viafb_update_viafb_par(viafbinfo);
2329 viafb_update_fix(&viafbinfo->fix, viafbinfo);
2330 default_var.activate = FB_ACTIVATE_NOW;
2331 fb_alloc_cmap(&viafbinfo->cmap, 256, 0);
2332
2333 if (viafb_dual_fb && (viafb_primary_dev == LCD_Device)
2334 && (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266)) {
2335 if (register_framebuffer(viafbinfo1) < 0)
2336 return -EINVAL;
2337 }
2338 if (register_framebuffer(viafbinfo) < 0)
2339 return -EINVAL;
2340
2341 if (viafb_dual_fb && ((viafb_primary_dev != LCD_Device)
2342 || (viaparinfo->chip_info->gfx_chip_name !=
2343 UNICHROME_CLE266))) {
2344 if (register_framebuffer(viafbinfo1) < 0)
2345 return -EINVAL;
2346 }
2347 DEBUG_MSG(KERN_INFO "fb%d: %s frame buffer device %dx%d-%dbpp\n",
2348 viafbinfo->node, viafbinfo->fix.id, default_var.xres,
2349 default_var.yres, default_var.bits_per_pixel);
2350
2351 viafb_init_proc(viaparinfo->proc_entry);
2352 viafb_init_dac(IGA2);
2353 return 0;
2354}
2355
2356static void __devexit via_pci_remove(void)
2357{
2358 DEBUG_MSG(KERN_INFO "via_pci_remove!\n");
2359 fb_dealloc_cmap(&viafbinfo->cmap);
2360 unregister_framebuffer(viafbinfo);
2361 if (viafb_dual_fb)
2362 unregister_framebuffer(viafbinfo1);
2363 iounmap((void *)viaparinfo->fbmem_virt);
2364 iounmap(viaparinfo->io_virt);
2365
2366 viafb_delete_i2c_buss(viaparinfo);
2367
2368 framebuffer_release(viafbinfo);
2369 if (viafb_dual_fb)
2370 framebuffer_release(viafbinfo1);
2371
2372 viafb_remove_proc(viaparinfo->proc_entry);
2373}
2374
2375#ifndef MODULE
2376static int __init viafb_setup(char *options)
2377{
2378 char *this_opt;
2379 DEBUG_MSG(KERN_INFO "viafb_setup!\n");
2380
2381 if (!options || !*options)
2382 return 0;
2383
2384 while ((this_opt = strsep(&options, ",")) != NULL) {
2385 if (!*this_opt)
2386 continue;
2387
2388 if (!strncmp(this_opt, "viafb_mode1=", 12))
2389 viafb_mode1 = kstrdup(this_opt + 12, GFP_KERNEL);
2390 else if (!strncmp(this_opt, "viafb_mode=", 11))
2391 viafb_mode = kstrdup(this_opt + 11, GFP_KERNEL);
2392 else if (!strncmp(this_opt, "viafb_bpp1=", 11))
2393 strict_strtoul(this_opt + 11, 0,
2394 (unsigned long *)&viafb_bpp1);
2395 else if (!strncmp(this_opt, "viafb_bpp=", 10))
2396 strict_strtoul(this_opt + 10, 0,
2397 (unsigned long *)&viafb_bpp);
2398 else if (!strncmp(this_opt, "viafb_refresh1=", 15))
2399 strict_strtoul(this_opt + 15, 0,
2400 (unsigned long *)&viafb_refresh1);
2401 else if (!strncmp(this_opt, "viafb_refresh=", 14))
2402 strict_strtoul(this_opt + 14, 0,
2403 (unsigned long *)&viafb_refresh);
2404 else if (!strncmp(this_opt, "viafb_lcd_dsp_method=", 21))
2405 strict_strtoul(this_opt + 21, 0,
2406 (unsigned long *)&viafb_lcd_dsp_method);
2407 else if (!strncmp(this_opt, "viafb_lcd_panel_id=", 19))
2408 strict_strtoul(this_opt + 19, 0,
2409 (unsigned long *)&viafb_lcd_panel_id);
2410 else if (!strncmp(this_opt, "viafb_accel=", 12))
2411 strict_strtoul(this_opt + 12, 0,
2412 (unsigned long *)&viafb_accel);
2413 else if (!strncmp(this_opt, "viafb_SAMM_ON=", 14))
2414 strict_strtoul(this_opt + 14, 0,
2415 (unsigned long *)&viafb_SAMM_ON);
2416 else if (!strncmp(this_opt, "viafb_active_dev=", 17))
2417 viafb_active_dev = kstrdup(this_opt + 17, GFP_KERNEL);
2418 else if (!strncmp(this_opt,
2419 "viafb_display_hardware_layout=", 30))
2420 strict_strtoul(this_opt + 30, 0,
2421 (unsigned long *)&viafb_display_hardware_layout);
2422 else if (!strncmp(this_opt, "viafb_second_size=", 18))
2423 strict_strtoul(this_opt + 18, 0,
2424 (unsigned long *)&viafb_second_size);
2425 else if (!strncmp(this_opt,
2426 "viafb_platform_epia_dvi=", 24))
2427 strict_strtoul(this_opt + 24, 0,
2428 (unsigned long *)&viafb_platform_epia_dvi);
2429 else if (!strncmp(this_opt,
2430 "viafb_device_lcd_dualedge=", 26))
2431 strict_strtoul(this_opt + 26, 0,
2432 (unsigned long *)&viafb_device_lcd_dualedge);
2433 else if (!strncmp(this_opt, "viafb_bus_width=", 16))
2434 strict_strtoul(this_opt + 16, 0,
2435 (unsigned long *)&viafb_bus_width);
2436 else if (!strncmp(this_opt, "viafb_lcd_mode=", 15))
2437 strict_strtoul(this_opt + 15, 0,
2438 (unsigned long *)&viafb_lcd_mode);
2439 else if (!strncmp(this_opt, "viafb_video_dev=", 16))
2440 viafb_video_dev = kstrdup(this_opt + 16, GFP_KERNEL);
2441 else if (!strncmp(this_opt, "viafb_lcd_port=", 15))
2442 viafb_lcd_port = kstrdup(this_opt + 15, GFP_KERNEL);
2443 else if (!strncmp(this_opt, "viafb_dvi_port=", 15))
2444 viafb_dvi_port = kstrdup(this_opt + 15, GFP_KERNEL);
2445 }
2446 return 0;
2447}
2448#endif
2449
2450static int __init viafb_init(void)
2451{
2452#ifndef MODULE
2453 char *option = NULL;
2454 if (fb_get_options("viafb", &option))
2455 return -ENODEV;
2456 viafb_setup(option);
2457#endif
2458 printk(KERN_INFO
2459 "VIA Graphics Intergration Chipset framebuffer %d.%d initializing\n",
2460 VERSION_MAJOR, VERSION_MINOR);
2461 return via_pci_probe();
2462}
2463
2464static void __exit viafb_exit(void)
2465{
2466 DEBUG_MSG(KERN_INFO "viafb_exit!\n");
2467 via_pci_remove();
2468}
2469
2470static struct fb_ops viafb_ops = {
2471 .owner = THIS_MODULE,
2472 .fb_open = viafb_open,
2473 .fb_release = viafb_release,
2474 .fb_check_var = viafb_check_var,
2475 .fb_set_par = viafb_set_par,
2476 .fb_setcolreg = viafb_setcolreg,
2477 .fb_pan_display = viafb_pan_display,
2478 .fb_blank = viafb_blank,
2479 .fb_fillrect = viafb_fillrect,
2480 .fb_copyarea = viafb_copyarea,
2481 .fb_imageblit = viafb_imageblit,
2482 .fb_cursor = viafb_cursor,
2483 .fb_ioctl = viafb_ioctl,
2484 .fb_sync = viafb_sync,
2485 .fb_setcmap = viafb_setcmap,
2486};
2487
2488module_init(viafb_init);
2489module_exit(viafb_exit);
2490
2491#ifdef MODULE
2492module_param(viafb_memsize, int, 0);
2493
2494module_param(viafb_mode, charp, 0);
2495MODULE_PARM_DESC(viafb_mode, "Set resolution (default=640x480)");
2496
2497module_param(viafb_mode1, charp, 0);
2498MODULE_PARM_DESC(viafb_mode1, "Set resolution (default=640x480)");
2499
2500module_param(viafb_bpp, int, 0);
2501MODULE_PARM_DESC(viafb_bpp, "Set color depth (default=32bpp)");
2502
2503module_param(viafb_bpp1, int, 0);
2504MODULE_PARM_DESC(viafb_bpp1, "Set color depth (default=32bpp)");
2505
2506module_param(viafb_refresh, int, 0);
2507MODULE_PARM_DESC(viafb_refresh,
2508 "Set CRT viafb_refresh rate (default = 60)");
2509
2510module_param(viafb_refresh1, int, 0);
2511MODULE_PARM_DESC(viafb_refresh1,
2512 "Set CRT refresh rate (default = 60)");
2513
2514module_param(viafb_lcd_panel_id, int, 0);
2515MODULE_PARM_DESC(viafb_lcd_panel_id,
2516 "Set Flat Panel type(Default=1024x768)");
2517
2518module_param(viafb_lcd_dsp_method, int, 0);
2519MODULE_PARM_DESC(viafb_lcd_dsp_method,
2520 "Set Flat Panel display scaling method.(Default=Expandsion)");
2521
2522module_param(viafb_SAMM_ON, int, 0);
2523MODULE_PARM_DESC(viafb_SAMM_ON,
2524 "Turn on/off flag of SAMM(Default=OFF)");
2525
2526module_param(viafb_accel, int, 0);
2527MODULE_PARM_DESC(viafb_accel,
2528 "Set 2D Hardware Acceleration.(Default = OFF)");
2529
2530module_param(viafb_active_dev, charp, 0);
2531MODULE_PARM_DESC(viafb_active_dev, "Specify active devices.");
2532
2533module_param(viafb_display_hardware_layout, int, 0);
2534MODULE_PARM_DESC(viafb_display_hardware_layout,
2535 "Display Hardware Layout (LCD Only, DVI Only...,etc)");
2536
2537module_param(viafb_second_size, int, 0);
2538MODULE_PARM_DESC(viafb_second_size,
2539 "Set secondary device memory size");
2540
2541module_param(viafb_dual_fb, int, 0);
2542MODULE_PARM_DESC(viafb_dual_fb,
2543 "Turn on/off flag of dual framebuffer devices.(Default = OFF)");
2544
2545module_param(viafb_platform_epia_dvi, int, 0);
2546MODULE_PARM_DESC(viafb_platform_epia_dvi,
2547 "Turn on/off flag of DVI devices on EPIA board.(Default = OFF)");
2548
2549module_param(viafb_device_lcd_dualedge, int, 0);
2550MODULE_PARM_DESC(viafb_device_lcd_dualedge,
2551 "Turn on/off flag of dual edge panel.(Default = OFF)");
2552
2553module_param(viafb_bus_width, int, 0);
2554MODULE_PARM_DESC(viafb_bus_width,
2555 "Set bus width of panel.(Default = 12)");
2556
2557module_param(viafb_lcd_mode, int, 0);
2558MODULE_PARM_DESC(viafb_lcd_mode,
2559 "Set Flat Panel mode(Default=OPENLDI)");
2560
2561module_param(viafb_video_dev, charp, 0);
2562MODULE_PARM_DESC(viafb_video_dev, "Specify video devices.");
2563
2564module_param(viafb_lcd_port, charp, 0);
2565MODULE_PARM_DESC(viafb_lcd_port, "Specify LCD output port.");
2566
2567module_param(viafb_dvi_port, charp, 0);
2568MODULE_PARM_DESC(viafb_dvi_port, "Specify DVI output port.");
2569
2570MODULE_LICENSE("GPL");
2571#endif
Linux kernel - Deliverables
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