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Linux-2.6.12-rc2
[linux-2.6/kvm.git] / drivers / video / nvidia / nv_setup.c
blob0bbdca2e0f911862686e5559568d70e0e8af3c65
1 /***************************************************************************\
2 |* *|
3 |* Copyright 2003 NVIDIA, Corporation. All rights reserved. *|
4 |* *|
5 |* NOTICE TO USER: The source code is copyrighted under U.S. and *|
6 |* international laws. Users and possessors of this source code are *|
7 |* hereby granted a nonexclusive, royalty-free copyright license to *|
8 |* use this code in individual and commercial software. *|
9 |* *|
10 |* Any use of this source code must include, in the user documenta- *|
11 |* tion and internal comments to the code, notices to the end user *|
12 |* as follows: *|
13 |* *|
14 |* Copyright 2003 NVIDIA, Corporation. All rights reserved. *|
15 |* *|
16 |* NVIDIA, CORPORATION MAKES NO REPRESENTATION ABOUT THE SUITABILITY *|
17 |* OF THIS SOURCE CODE FOR ANY PURPOSE. IT IS PROVIDED "AS IS" *|
18 |* WITHOUT EXPRESS OR IMPLIED WARRANTY OF ANY KIND. NVIDIA, CORPOR- *|
19 |* ATION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOURCE CODE, *|
20 |* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGE- *|
21 |* MENT, AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL *|
22 |* NVIDIA, CORPORATION BE LIABLE FOR ANY SPECIAL, INDIRECT, INCI- *|
23 |* DENTAL, OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RE- *|
24 |* SULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION *|
25 |* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF *|
26 |* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOURCE CODE. *|
27 |* *|
28 |* U.S. Government End Users. This source code is a "commercial *|
29 |* item," as that term is defined at 48 C.F.R. 2.101 (OCT 1995), *|
30 |* consisting of "commercial computer software" and "commercial *|
31 |* computer software documentation," as such terms are used in *|
32 |* 48 C.F.R. 12.212 (SEPT 1995) and is provided to the U.S. Govern- *|
33 |* ment only as a commercial end item. Consistent with 48 C.F.R. *|
34 |* 12.212 and 48 C.F.R. 227.7202-1 through 227.7202-4 (JUNE 1995), *|
35 |* all U.S. Government End Users acquire the source code with only *|
36 |* those rights set forth herein. *|
37 |* *|
38 \***************************************************************************/
39
40 /*
41 * GPL Licensing Note - According to Mark Vojkovich, author of the Xorg/
42 * XFree86 'nv' driver, this source code is provided under MIT-style licensing
43 * where the source code is provided "as is" without warranty of any kind.
44 * The only usage restriction is for the copyright notices to be retained
45 * whenever code is used.
46 *
47 * Antonino Daplas <adaplas@pol.net> 2005-03-11
48 */
49
50 #include <video/vga.h>
51 #include <linux/delay.h>
52 #include <linux/pci.h>
53 #include "nv_type.h"
54 #include "nv_local.h"
55 #include "nv_proto.h"
56 /*
57 * Override VGA I/O routines.
58 */
59 void NVWriteCrtc(struct nvidia_par *par, u8 index, u8 value)
60 {
61 VGA_WR08(par->PCIO, par->IOBase + 0x04, index);
62 VGA_WR08(par->PCIO, par->IOBase + 0x05, value);
63 }
64 u8 NVReadCrtc(struct nvidia_par *par, u8 index)
65 {
66 VGA_WR08(par->PCIO, par->IOBase + 0x04, index);
67 return (VGA_RD08(par->PCIO, par->IOBase + 0x05));
68 }
69 void NVWriteGr(struct nvidia_par *par, u8 index, u8 value)
70 {
71 VGA_WR08(par->PVIO, VGA_GFX_I, index);
72 VGA_WR08(par->PVIO, VGA_GFX_D, value);
73 }
74 u8 NVReadGr(struct nvidia_par *par, u8 index)
75 {
76 VGA_WR08(par->PVIO, VGA_GFX_I, index);
77 return (VGA_RD08(par->PVIO, VGA_GFX_D));
78 }
79 void NVWriteSeq(struct nvidia_par *par, u8 index, u8 value)
80 {
81 VGA_WR08(par->PVIO, VGA_SEQ_I, index);
82 VGA_WR08(par->PVIO, VGA_SEQ_D, value);
83 }
84 u8 NVReadSeq(struct nvidia_par *par, u8 index)
85 {
86 VGA_WR08(par->PVIO, VGA_SEQ_I, index);
87 return (VGA_RD08(par->PVIO, VGA_SEQ_D));
88 }
89 void NVWriteAttr(struct nvidia_par *par, u8 index, u8 value)
90 {
91 volatile u8 tmp;
92
93 tmp = VGA_RD08(par->PCIO, par->IOBase + 0x0a);
94 if (par->paletteEnabled)
95 index &= ~0x20;
96 else
97 index |= 0x20;
98 VGA_WR08(par->PCIO, VGA_ATT_IW, index);
99 VGA_WR08(par->PCIO, VGA_ATT_W, value);
100 }
101 u8 NVReadAttr(struct nvidia_par *par, u8 index)
102 {
103 volatile u8 tmp;
104
105 tmp = VGA_RD08(par->PCIO, par->IOBase + 0x0a);
106 if (par->paletteEnabled)
107 index &= ~0x20;
108 else
109 index |= 0x20;
110 VGA_WR08(par->PCIO, VGA_ATT_IW, index);
111 return (VGA_RD08(par->PCIO, VGA_ATT_R));
112 }
113 void NVWriteMiscOut(struct nvidia_par *par, u8 value)
114 {
115 VGA_WR08(par->PVIO, VGA_MIS_W, value);
116 }
117 u8 NVReadMiscOut(struct nvidia_par *par)
118 {
119 return (VGA_RD08(par->PVIO, VGA_MIS_R));
120 }
121 #if 0
122 void NVEnablePalette(struct nvidia_par *par)
123 {
124 volatile u8 tmp;
125
126 tmp = VGA_RD08(par->PCIO, par->IOBase + 0x0a);
127 VGA_WR08(par->PCIO, VGA_ATT_IW, 0x00);
128 par->paletteEnabled = 1;
129 }
130 void NVDisablePalette(struct nvidia_par *par)
131 {
132 volatile u8 tmp;
133
134 tmp = VGA_RD08(par->PCIO, par->IOBase + 0x0a);
135 VGA_WR08(par->PCIO, VGA_ATT_IW, 0x20);
136 par->paletteEnabled = 0;
137 }
138 #endif /* 0 */
139 void NVWriteDacMask(struct nvidia_par *par, u8 value)
140 {
141 VGA_WR08(par->PDIO, VGA_PEL_MSK, value);
142 }
143 #if 0
144 u8 NVReadDacMask(struct nvidia_par *par)
145 {
146 return (VGA_RD08(par->PDIO, VGA_PEL_MSK));
147 }
148 #endif /* 0 */
149 void NVWriteDacReadAddr(struct nvidia_par *par, u8 value)
150 {
151 VGA_WR08(par->PDIO, VGA_PEL_IR, value);
152 }
153 void NVWriteDacWriteAddr(struct nvidia_par *par, u8 value)
154 {
155 VGA_WR08(par->PDIO, VGA_PEL_IW, value);
156 }
157 void NVWriteDacData(struct nvidia_par *par, u8 value)
158 {
159 VGA_WR08(par->PDIO, VGA_PEL_D, value);
160 }
161 u8 NVReadDacData(struct nvidia_par *par)
162 {
163 return (VGA_RD08(par->PDIO, VGA_PEL_D));
164 }
165
166 static int NVIsConnected(struct nvidia_par *par, int output)
167 {
168 volatile u32 __iomem *PRAMDAC = par->PRAMDAC0;
169 u32 reg52C, reg608;
170 int present;
171
172 if (output)
173 PRAMDAC += 0x800;
174
175 reg52C = NV_RD32(PRAMDAC, 0x052C);
176 reg608 = NV_RD32(PRAMDAC, 0x0608);
177
178 NV_WR32(PRAMDAC, 0x0608, reg608 & ~0x00010000);
179
180 NV_WR32(PRAMDAC, 0x052C, reg52C & 0x0000FEEE);
181 msleep(1);
182 NV_WR32(PRAMDAC, 0x052C, NV_RD32(PRAMDAC, 0x052C) | 1);
183
184 NV_WR32(par->PRAMDAC0, 0x0610, 0x94050140);
185 NV_WR32(par->PRAMDAC0, 0x0608, NV_RD32(par->PRAMDAC0, 0x0608) |
186 0x00001000);
187
188 msleep(1);
189
190 present = (NV_RD32(PRAMDAC, 0x0608) & (1 << 28)) ? 1 : 0;
191
192 if (present)
193 printk("nvidiafb: CRTC%i found\n", output);
194 else
195 printk("nvidiafb: CRTC%i not found\n", output);
196
197 NV_WR32(par->PRAMDAC0, 0x0608, NV_RD32(par->PRAMDAC0, 0x0608) &
198 0x0000EFFF);
199
200 NV_WR32(PRAMDAC, 0x052C, reg52C);
201 NV_WR32(PRAMDAC, 0x0608, reg608);
202
203 return present;
204 }
205
206 static void NVSelectHeadRegisters(struct nvidia_par *par, int head)
207 {
208 if (head) {
209 par->PCIO = par->PCIO0 + 0x2000;
210 par->PCRTC = par->PCRTC0 + 0x800;
211 par->PRAMDAC = par->PRAMDAC0 + 0x800;
212 par->PDIO = par->PDIO0 + 0x2000;
213 } else {
214 par->PCIO = par->PCIO0;
215 par->PCRTC = par->PCRTC0;
216 par->PRAMDAC = par->PRAMDAC0;
217 par->PDIO = par->PDIO0;
218 }
219 }
220
221 static void nv4GetConfig(struct nvidia_par *par)
222 {
223 if (NV_RD32(par->PFB, 0x0000) & 0x00000100) {
224 par->RamAmountKBytes =
225 ((NV_RD32(par->PFB, 0x0000) >> 12) & 0x0F) * 1024 * 2 +
226 1024 * 2;
227 } else {
228 switch (NV_RD32(par->PFB, 0x0000) & 0x00000003) {
229 case 0:
230 par->RamAmountKBytes = 1024 * 32;
231 break;
232 case 1:
233 par->RamAmountKBytes = 1024 * 4;
234 break;
235 case 2:
236 par->RamAmountKBytes = 1024 * 8;
237 break;
238 case 3:
239 default:
240 par->RamAmountKBytes = 1024 * 16;
241 break;
242 }
243 }
244 par->CrystalFreqKHz = (NV_RD32(par->PEXTDEV, 0x0000) & 0x00000040) ?
245 14318 : 13500;
246 par->CURSOR = &par->PRAMIN[0x1E00];
247 par->MinVClockFreqKHz = 12000;
248 par->MaxVClockFreqKHz = 350000;
249 }
250
251 static void nv10GetConfig(struct nvidia_par *par)
252 {
253 struct pci_dev *dev;
254 u32 implementation = par->Chipset & 0x0ff0;
255
256 #ifdef __BIG_ENDIAN
257 /* turn on big endian register access */
258 if (!(NV_RD32(par->PMC, 0x0004) & 0x01000001)) {
259 NV_WR32(par->PMC, 0x0004, 0x01000001);
260 mb();
261 }
262 #endif
263
264 dev = pci_find_slot(0, 1);
265 if ((par->Chipset && 0xffff) == 0x01a0) {
266 int amt = 0;
267
268 pci_read_config_dword(dev, 0x7c, &amt);
269 par->RamAmountKBytes = (((amt >> 6) & 31) + 1) * 1024;
270 } else if ((par->Chipset & 0xffff) == 0x01f0) {
271 int amt = 0;
272
273 pci_read_config_dword(dev, 0x84, &amt);
274 par->RamAmountKBytes = (((amt >> 4) & 127) + 1) * 1024;
275 } else {
276 par->RamAmountKBytes =
277 (NV_RD32(par->PFB, 0x020C) & 0xFFF00000) >> 10;
278 }
279
280 par->CrystalFreqKHz = (NV_RD32(par->PEXTDEV, 0x0000) & (1 << 6)) ?
281 14318 : 13500;
282
283 if (par->twoHeads && (implementation != 0x0110)) {
284 if (NV_RD32(par->PEXTDEV, 0x0000) & (1 << 22))
285 par->CrystalFreqKHz = 27000;
286 }
287
288 par->CursorStart = (par->RamAmountKBytes - 96) * 1024;
289 par->CURSOR = NULL; /* can't set this here */
290 par->MinVClockFreqKHz = 12000;
291 par->MaxVClockFreqKHz = par->twoStagePLL ? 400000 : 350000;
292 }
293
294 void NVCommonSetup(struct fb_info *info)
295 {
296 struct nvidia_par *par = info->par;
297 struct fb_var_screeninfo var;
298 u16 implementation = par->Chipset & 0x0ff0;
299 u8 *edidA = NULL, *edidB = NULL;
300 struct fb_monspecs monitorA, monitorB;
301 struct fb_monspecs *monA = NULL, *monB = NULL;
302 int mobile = 0;
303 int tvA = 0;
304 int tvB = 0;
305 int FlatPanel = -1; /* really means the CRTC is slaved */
306 int Television = 0;
307
308 par->PRAMIN = par->REGS + (0x00710000 / 4);
309 par->PCRTC0 = par->REGS + (0x00600000 / 4);
310 par->PRAMDAC0 = par->REGS + (0x00680000 / 4);
311 par->PFB = par->REGS + (0x00100000 / 4);
312 par->PFIFO = par->REGS + (0x00002000 / 4);
313 par->PGRAPH = par->REGS + (0x00400000 / 4);
314 par->PEXTDEV = par->REGS + (0x00101000 / 4);
315 par->PTIMER = par->REGS + (0x00009000 / 4);
316 par->PMC = par->REGS + (0x00000000 / 4);
317 par->FIFO = par->REGS + (0x00800000 / 4);
318
319 /* 8 bit registers */
320 par->PCIO0 = (u8 __iomem *) par->REGS + 0x00601000;
321 par->PDIO0 = (u8 __iomem *) par->REGS + 0x00681000;
322 par->PVIO = (u8 __iomem *) par->REGS + 0x000C0000;
323
324 par->twoHeads = (par->Architecture >= NV_ARCH_10) &&
325 (implementation != 0x0100) &&
326 (implementation != 0x0150) &&
327 (implementation != 0x01A0) && (implementation != 0x0200);
328
329 par->fpScaler = (par->FpScale && par->twoHeads &&
330 (implementation != 0x0110));
331
332 par->twoStagePLL = (implementation == 0x0310) ||
333 (implementation == 0x0340) || (par->Architecture >= NV_ARCH_40);
334
335 par->WaitVSyncPossible = (par->Architecture >= NV_ARCH_10) &&
336 (implementation != 0x0100);
337
338 par->BlendingPossible = ((par->Chipset & 0xffff) != 0x0020);
339
340 /* look for known laptop chips */
341 switch (par->Chipset & 0xffff) {
342 case 0x0112:
343 case 0x0174:
344 case 0x0175:
345 case 0x0176:
346 case 0x0177:
347 case 0x0179:
348 case 0x017C:
349 case 0x017D:
350 case 0x0186:
351 case 0x0187:
352 case 0x018D:
353 case 0x0286:
354 case 0x028C:
355 case 0x0316:
356 case 0x0317:
357 case 0x031A:
358 case 0x031B:
359 case 0x031C:
360 case 0x031D:
361 case 0x031E:
362 case 0x031F:
363 case 0x0324:
364 case 0x0325:
365 case 0x0328:
366 case 0x0329:
367 case 0x032C:
368 case 0x032D:
369 case 0x0347:
370 case 0x0348:
371 case 0x0349:
372 case 0x034B:
373 case 0x034C:
374 case 0x0160:
375 case 0x0166:
376 case 0x00C8:
377 case 0x00CC:
378 case 0x0144:
379 case 0x0146:
380 case 0x0147:
381 case 0x0148:
382 mobile = 1;
383 break;
384 default:
385 break;
386 }
387
388 if (par->Architecture == NV_ARCH_04)
389 nv4GetConfig(par);
390 else
391 nv10GetConfig(par);
392
393 NVSelectHeadRegisters(par, 0);
394
395 NVLockUnlock(par, 0);
396
397 par->IOBase = (NVReadMiscOut(par) & 0x01) ? 0x3d0 : 0x3b0;
398
399 par->Television = 0;
400
401 nvidia_create_i2c_busses(par);
402 if (!par->twoHeads) {
403 par->CRTCnumber = 0;
404 nvidia_probe_i2c_connector(par, 1, &edidA);
405 if (edidA && !fb_parse_edid(edidA, &var)) {
406 printk("nvidiafb: EDID found from BUS1\n");
407 monA = &monitorA;
408 fb_edid_to_monspecs(edidA, monA);
409 FlatPanel = (monA->input & FB_DISP_DDI) ? 1 : 0;
410
411 /* NV4 doesn't support FlatPanels */
412 if ((par->Chipset & 0x0fff) <= 0x0020)
413 FlatPanel = 0;
414 } else {
415 VGA_WR08(par->PCIO, 0x03D4, 0x28);
416 if (VGA_RD08(par->PCIO, 0x03D5) & 0x80) {
417 VGA_WR08(par->PCIO, 0x03D4, 0x33);
418 if (!(VGA_RD08(par->PCIO, 0x03D5) & 0x01))
419 Television = 1;
420 FlatPanel = 1;
421 } else {
422 FlatPanel = 0;
423 }
424 printk("nvidiafb: HW is currently programmed for %s\n",
425 FlatPanel ? (Television ? "TV" : "DFP") :
426 "CRT");
427 }
428
429 if (par->FlatPanel == -1) {
430 par->FlatPanel = FlatPanel;
431 par->Television = Television;
432 } else {
433 printk("nvidiafb: Forcing display type to %s as "
434 "specified\n", par->FlatPanel ? "DFP" : "CRT");
435 }
436 } else {
437 u8 outputAfromCRTC, outputBfromCRTC;
438 int CRTCnumber = -1;
439 u8 slaved_on_A, slaved_on_B;
440 int analog_on_A, analog_on_B;
441 u32 oldhead;
442 u8 cr44;
443
444 if (implementation != 0x0110) {
445 if (NV_RD32(par->PRAMDAC0, 0x0000052C) & 0x100)
446 outputAfromCRTC = 1;
447 else
448 outputAfromCRTC = 0;
449 if (NV_RD32(par->PRAMDAC0, 0x0000252C) & 0x100)
450 outputBfromCRTC = 1;
451 else
452 outputBfromCRTC = 0;
453 analog_on_A = NVIsConnected(par, 0);
454 analog_on_B = NVIsConnected(par, 1);
455 } else {
456 outputAfromCRTC = 0;
457 outputBfromCRTC = 1;
458 analog_on_A = 0;
459 analog_on_B = 0;
460 }
461
462 VGA_WR08(par->PCIO, 0x03D4, 0x44);
463 cr44 = VGA_RD08(par->PCIO, 0x03D5);
464
465 VGA_WR08(par->PCIO, 0x03D5, 3);
466 NVSelectHeadRegisters(par, 1);
467 NVLockUnlock(par, 0);
468
469 VGA_WR08(par->PCIO, 0x03D4, 0x28);
470 slaved_on_B = VGA_RD08(par->PCIO, 0x03D5) & 0x80;
471 if (slaved_on_B) {
472 VGA_WR08(par->PCIO, 0x03D4, 0x33);
473 tvB = !(VGA_RD08(par->PCIO, 0x03D5) & 0x01);
474 }
475
476 VGA_WR08(par->PCIO, 0x03D4, 0x44);
477 VGA_WR08(par->PCIO, 0x03D5, 0);
478 NVSelectHeadRegisters(par, 0);
479 NVLockUnlock(par, 0);
480
481 VGA_WR08(par->PCIO, 0x03D4, 0x28);
482 slaved_on_A = VGA_RD08(par->PCIO, 0x03D5) & 0x80;
483 if (slaved_on_A) {
484 VGA_WR08(par->PCIO, 0x03D4, 0x33);
485 tvA = !(VGA_RD08(par->PCIO, 0x03D5) & 0x01);
486 }
487
488 oldhead = NV_RD32(par->PCRTC0, 0x00000860);
489 NV_WR32(par->PCRTC0, 0x00000860, oldhead | 0x00000010);
490
491 nvidia_probe_i2c_connector(par, 1, &edidA);
492 if (edidA && !fb_parse_edid(edidA, &var)) {
493 printk("nvidiafb: EDID found from BUS1\n");
494 monA = &monitorA;
495 fb_edid_to_monspecs(edidA, monA);
496 }
497
498 nvidia_probe_i2c_connector(par, 2, &edidB);
499 if (edidB && !fb_parse_edid(edidB, &var)) {
500 printk("nvidiafb: EDID found from BUS2\n");
501 monB = &monitorB;
502 fb_edid_to_monspecs(edidB, monB);
503 }
504
505 if (slaved_on_A && !tvA) {
506 CRTCnumber = 0;
507 FlatPanel = 1;
508 printk("nvidiafb: CRTC 0 is currently programmed for "
509 "DFP\n");
510 } else if (slaved_on_B && !tvB) {
511 CRTCnumber = 1;
512 FlatPanel = 1;
513 printk("nvidiafb: CRTC 1 is currently programmed "
514 "for DFP\n");
515 } else if (analog_on_A) {
516 CRTCnumber = outputAfromCRTC;
517 FlatPanel = 0;
518 printk("nvidiafb: CRTC %i appears to have a "
519 "CRT attached\n", CRTCnumber);
520 } else if (analog_on_B) {
521 CRTCnumber = outputBfromCRTC;
522 FlatPanel = 0;
523 printk("nvidiafb: CRTC %i"
524 "appears to have a "
525 "CRT attached\n", CRTCnumber);
526 } else if (slaved_on_A) {
527 CRTCnumber = 0;
528 FlatPanel = 1;
529 Television = 1;
530 printk("nvidiafb: CRTC 0 is currently programmed "
531 "for TV\n");
532 } else if (slaved_on_B) {
533 CRTCnumber = 1;
534 FlatPanel = 1;
535 Television = 1;
536 printk("nvidiafb: CRTC 1 is currently programmed for "
537 "TV\n");
538 } else if (monA) {
539 FlatPanel = (monA->input & FB_DISP_DDI) ? 1 : 0;
540 } else if (monB) {
541 FlatPanel = (monB->input & FB_DISP_DDI) ? 1 : 0;
542 }
543
544 if (par->FlatPanel == -1) {
545 if (FlatPanel != -1) {
546 par->FlatPanel = FlatPanel;
547 par->Television = Television;
548 } else {
549 printk("nvidiafb: Unable to detect display "
550 "type...\n");
551 if (mobile) {
552 printk("...On a laptop, assuming "
553 "DFP\n");
554 par->FlatPanel = 1;
555 } else {
556 printk("...Using default of CRT\n");
557 par->FlatPanel = 0;
558 }
559 }
560 } else {
561 printk("nvidiafb: Forcing display type to %s as "
562 "specified\n", par->FlatPanel ? "DFP" : "CRT");
563 }
564
565 if (par->CRTCnumber == -1) {
566 if (CRTCnumber != -1)
567 par->CRTCnumber = CRTCnumber;
568 else {
569 printk("nvidiafb: Unable to detect which "
570 "CRTCNumber...\n");
571 if (par->FlatPanel)
572 par->CRTCnumber = 1;
573 else
574 par->CRTCnumber = 0;
575 printk("...Defaulting to CRTCNumber %i\n",
576 par->CRTCnumber);
577 }
578 } else {
579 printk("nvidiafb: Forcing CRTCNumber %i as "
580 "specified\n", par->CRTCnumber);
581 }
582
583 if (monA) {
584 if (((monA->input & FB_DISP_DDI) &&
585 par->FlatPanel) ||
586 ((!(monA->input & FB_DISP_DDI)) &&
587 !par->FlatPanel)) {
588 if (monB) {
589 fb_destroy_modedb(monB->modedb);
590 monB = NULL;
591 }
592 } else {
593 fb_destroy_modedb(monA->modedb);
594 monA = NULL;
595 }
596 }
597
598 if (monB) {
599 if (((monB->input & FB_DISP_DDI) &&
600 !par->FlatPanel) ||
601 ((!(monB->input & FB_DISP_DDI)) &&
602 par->FlatPanel)) {
603 fb_destroy_modedb(monB->modedb);
604 monB = NULL;
605 } else
606 monA = monB;
607 }
608
609 if (implementation == 0x0110)
610 cr44 = par->CRTCnumber * 0x3;
611
612 NV_WR32(par->PCRTC0, 0x00000860, oldhead);
613
614 VGA_WR08(par->PCIO, 0x03D4, 0x44);
615 VGA_WR08(par->PCIO, 0x03D5, cr44);
616 NVSelectHeadRegisters(par, par->CRTCnumber);
617 }
618
619 printk("nvidiafb: Using %s on CRTC %i\n",
620 par->FlatPanel ? (par->Television ? "TV" : "DFP") : "CRT",
621 par->CRTCnumber);
622
623 if (par->FlatPanel && !par->Television) {
624 par->fpWidth = NV_RD32(par->PRAMDAC, 0x0820) + 1;
625 par->fpHeight = NV_RD32(par->PRAMDAC, 0x0800) + 1;
626 par->fpSyncs = NV_RD32(par->PRAMDAC, 0x0848) & 0x30000033;
627
628 printk("Panel size is %i x %i\n", par->fpWidth, par->fpHeight);
629 }
630
631 if (monA)
632 info->monspecs = *monA;
633
634 kfree(edidA);
635 kfree(edidB);
636 }
kernel-based virtual machine