1 /* 2 * 3 * Hardware accelerated Matrox Millennium I, II, Mystique, G100, G200 and G400 4 * 5 * (c) 1998-2002 Petr Vandrovec <vandrove@vc.cvut.cz> 6 * 7 * Portions Copyright (c) 2001 Matrox Graphics Inc. 8 * 9 * Version: 1.65 2002/08/14 10 * 11 * MTRR stuff: 1998 Tom Rini <trini@kernel.crashing.org> 12 * 13 * Contributors: "menion?" <menion@mindless.com> 14 * Betatesting, fixes, ideas 15 * 16 * "Kurt Garloff" <garloff@suse.de> 17 * Betatesting, fixes, ideas, videomodes, videomodes timmings 18 * 19 * "Tom Rini" <trini@kernel.crashing.org> 20 * MTRR stuff, PPC cleanups, betatesting, fixes, ideas 21 * 22 * "Bibek Sahu" <scorpio@dodds.net> 23 * Access device through readb|w|l and write b|w|l 24 * Extensive debugging stuff 25 * 26 * "Daniel Haun" <haund@usa.net> 27 * Testing, hardware cursor fixes 28 * 29 * "Scott Wood" <sawst46+@pitt.edu> 30 * Fixes 31 * 32 * "Gerd Knorr" <kraxel@goldbach.isdn.cs.tu-berlin.de> 33 * Betatesting 34 * 35 * "Kelly French" <targon@hazmat.com> 36 * "Fernando Herrera" <fherrera@eurielec.etsit.upm.es> 37 * Betatesting, bug reporting 38 * 39 * "Pablo Bianucci" <pbian@pccp.com.ar> 40 * Fixes, ideas, betatesting 41 * 42 * "Inaky Perez Gonzalez" <inaky@peloncho.fis.ucm.es> 43 * Fixes, enhandcements, ideas, betatesting 44 * 45 * "Ryuichi Oikawa" <roikawa@rr.iiij4u.or.jp> 46 * PPC betatesting, PPC support, backward compatibility 47 * 48 * "Paul Womar" <Paul@pwomar.demon.co.uk> 49 * "Owen Waller" <O.Waller@ee.qub.ac.uk> 50 * PPC betatesting 51 * 52 * "Thomas Pornin" <pornin@bolet.ens.fr> 53 * Alpha betatesting 54 * 55 * "Pieter van Leuven" <pvl@iae.nl> 56 * "Ulf Jaenicke-Roessler" <ujr@physik.phy.tu-dresden.de> 57 * G100 testing 58 * 59 * "H. Peter Arvin" <hpa@transmeta.com> 60 * Ideas 61 * 62 * "Cort Dougan" <cort@cs.nmt.edu> 63 * CHRP fixes and PReP cleanup 64 * 65 * "Mark Vojkovich" <mvojkovi@ucsd.edu> 66 * G400 support 67 * 68 * "Samuel Hocevar" <sam@via.ecp.fr> 69 * Fixes 70 * 71 * "Anton Altaparmakov" <AntonA@bigfoot.com> 72 * G400 MAX/non-MAX distinction 73 * 74 * "Ken Aaker" <kdaaker@rchland.vnet.ibm.com> 75 * memtype extension (needed for GXT130P RS/6000 adapter) 76 * 77 * "Uns Lider" <unslider@miranda.org> 78 * G100 PLNWT fixes 79 * 80 * "Denis Zaitsev" <zzz@cd-club.ru> 81 * Fixes 82 * 83 * "Mike Pieper" <mike@pieper-family.de> 84 * TVOut enhandcements, V4L2 control interface. 85 * 86 * "Diego Biurrun" <diego@biurrun.de> 87 * DFP testing 88 * 89 * (following author is not in any relation with this code, but his code 90 * is included in this driver) 91 * 92 * Based on framebuffer driver for VBE 2.0 compliant graphic boards 93 * (c) 1998 Gerd Knorr <kraxel@cs.tu-berlin.de> 94 * 95 * (following author is not in any relation with this code, but his ideas 96 * were used when writing this driver) 97 * 98 * FreeVBE/AF (Matrox), "Shawn Hargreaves" <shawn@talula.demon.co.uk> 99 * 100 */ 101 102 #include <linux/version.h> 103 104 #include "matroxfb_base.h" 105 #include "matroxfb_misc.h" 106 #include "matroxfb_accel.h" 107 #include "matroxfb_DAC1064.h" 108 #include "matroxfb_Ti3026.h" 109 #include "matroxfb_maven.h" 110 #include "matroxfb_crtc2.h" 111 #include "matroxfb_g450.h" 112 #include <linux/matroxfb.h> 113 #include <linux/interrupt.h> 114 #include <linux/slab.h> 115 #include <linux/uaccess.h> 116 117 #ifdef CONFIG_PPC_PMAC 118 #include <asm/machdep.h> 119 unsigned char nvram_read_byte(int); 120 static int default_vmode = VMODE_NVRAM; 121 static int default_cmode = CMODE_NVRAM; 122 #endif 123 124 static void matroxfb_unregister_device(struct matrox_fb_info* minfo); 125 126 /* --------------------------------------------------------------------- */ 127 128 /* 129 * card parameters 130 */ 131 132 /* --------------------------------------------------------------------- */ 133 134 static struct fb_var_screeninfo vesafb_defined = { 135 640,480,640,480,/* W,H, W, H (virtual) load xres,xres_virtual*/ 136 0,0, /* virtual -> visible no offset */ 137 8, /* depth -> load bits_per_pixel */ 138 0, /* greyscale ? */ 139 {0,0,0}, /* R */ 140 {0,0,0}, /* G */ 141 {0,0,0}, /* B */ 142 {0,0,0}, /* transparency */ 143 0, /* standard pixel format */ 144 FB_ACTIVATE_NOW, 145 -1,-1, 146 FB_ACCELF_TEXT, /* accel flags */ 147 39721L,48L,16L,33L,10L, 148 96L,2L,~0, /* No sync info */ 149 FB_VMODE_NONINTERLACED, 150 }; 151 152 153 154 /* --------------------------------------------------------------------- */ 155 static void update_crtc2(struct matrox_fb_info *minfo, unsigned int pos) 156 { 157 struct matroxfb_dh_fb_info *info = minfo->crtc2.info; 158 159 /* Make sure that displays are compatible */ 160 if (info && (info->fbcon.var.bits_per_pixel == minfo->fbcon.var.bits_per_pixel) 161 && (info->fbcon.var.xres_virtual == minfo->fbcon.var.xres_virtual) 162 && (info->fbcon.var.green.length == minfo->fbcon.var.green.length) 163 ) { 164 switch (minfo->fbcon.var.bits_per_pixel) { 165 case 16: 166 case 32: 167 pos = pos * 8; 168 if (info->interlaced) { 169 mga_outl(0x3C2C, pos); 170 mga_outl(0x3C28, pos + minfo->fbcon.var.xres_virtual * minfo->fbcon.var.bits_per_pixel / 8); 171 } else { 172 mga_outl(0x3C28, pos); 173 } 174 break; 175 } 176 } 177 } 178 179 static void matroxfb_crtc1_panpos(struct matrox_fb_info *minfo) 180 { 181 if (minfo->crtc1.panpos >= 0) { 182 unsigned long flags; 183 int panpos; 184 185 matroxfb_DAC_lock_irqsave(flags); 186 panpos = minfo->crtc1.panpos; 187 if (panpos >= 0) { 188 unsigned int extvga_reg; 189 190 minfo->crtc1.panpos = -1; /* No update pending anymore */ 191 extvga_reg = mga_inb(M_EXTVGA_INDEX); 192 mga_setr(M_EXTVGA_INDEX, 0x00, panpos); 193 if (extvga_reg != 0x00) { 194 mga_outb(M_EXTVGA_INDEX, extvga_reg); 195 } 196 } 197 matroxfb_DAC_unlock_irqrestore(flags); 198 } 199 } 200 201 static irqreturn_t matrox_irq(int irq, void *dev_id) 202 { 203 u_int32_t status; 204 int handled = 0; 205 struct matrox_fb_info *minfo = dev_id; 206 207 status = mga_inl(M_STATUS); 208 209 if (status & 0x20) { 210 mga_outl(M_ICLEAR, 0x20); 211 minfo->crtc1.vsync.cnt++; 212 matroxfb_crtc1_panpos(minfo); 213 wake_up_interruptible(&minfo->crtc1.vsync.wait); 214 handled = 1; 215 } 216 if (status & 0x200) { 217 mga_outl(M_ICLEAR, 0x200); 218 minfo->crtc2.vsync.cnt++; 219 wake_up_interruptible(&minfo->crtc2.vsync.wait); 220 handled = 1; 221 } 222 return IRQ_RETVAL(handled); 223 } 224 225 int matroxfb_enable_irq(struct matrox_fb_info *minfo, int reenable) 226 { 227 u_int32_t bm; 228 229 if (minfo->devflags.accelerator == FB_ACCEL_MATROX_MGAG400) 230 bm = 0x220; 231 else 232 bm = 0x020; 233 234 if (!test_and_set_bit(0, &minfo->irq_flags)) { 235 if (request_irq(minfo->pcidev->irq, matrox_irq, 236 IRQF_SHARED, "matroxfb", minfo)) { 237 clear_bit(0, &minfo->irq_flags); 238 return -EINVAL; 239 } 240 /* Clear any pending field interrupts */ 241 mga_outl(M_ICLEAR, bm); 242 mga_outl(M_IEN, mga_inl(M_IEN) | bm); 243 } else if (reenable) { 244 u_int32_t ien; 245 246 ien = mga_inl(M_IEN); 247 if ((ien & bm) != bm) { 248 printk(KERN_DEBUG "matroxfb: someone disabled IRQ [%08X]\n", ien); 249 mga_outl(M_IEN, ien | bm); 250 } 251 } 252 return 0; 253 } 254 255 static void matroxfb_disable_irq(struct matrox_fb_info *minfo) 256 { 257 if (test_and_clear_bit(0, &minfo->irq_flags)) { 258 /* Flush pending pan-at-vbl request... */ 259 matroxfb_crtc1_panpos(minfo); 260 if (minfo->devflags.accelerator == FB_ACCEL_MATROX_MGAG400) 261 mga_outl(M_IEN, mga_inl(M_IEN) & ~0x220); 262 else 263 mga_outl(M_IEN, mga_inl(M_IEN) & ~0x20); 264 free_irq(minfo->pcidev->irq, minfo); 265 } 266 } 267 268 int matroxfb_wait_for_sync(struct matrox_fb_info *minfo, u_int32_t crtc) 269 { 270 struct matrox_vsync *vs; 271 unsigned int cnt; 272 int ret; 273 274 switch (crtc) { 275 case 0: 276 vs = &minfo->crtc1.vsync; 277 break; 278 case 1: 279 if (minfo->devflags.accelerator != FB_ACCEL_MATROX_MGAG400) { 280 return -ENODEV; 281 } 282 vs = &minfo->crtc2.vsync; 283 break; 284 default: 285 return -ENODEV; 286 } 287 ret = matroxfb_enable_irq(minfo, 0); 288 if (ret) { 289 return ret; 290 } 291 292 cnt = vs->cnt; 293 ret = wait_event_interruptible_timeout(vs->wait, cnt != vs->cnt, HZ/10); 294 if (ret < 0) { 295 return ret; 296 } 297 if (ret == 0) { 298 matroxfb_enable_irq(minfo, 1); 299 return -ETIMEDOUT; 300 } 301 return 0; 302 } 303 304 /* --------------------------------------------------------------------- */ 305 306 static void matrox_pan_var(struct matrox_fb_info *minfo, 307 struct fb_var_screeninfo *var) 308 { 309 unsigned int pos; 310 unsigned short p0, p1, p2; 311 unsigned int p3; 312 int vbl; 313 unsigned long flags; 314 315 CRITFLAGS 316 317 DBG(__func__) 318 319 if (minfo->dead) 320 return; 321 322 minfo->fbcon.var.xoffset = var->xoffset; 323 minfo->fbcon.var.yoffset = var->yoffset; 324 pos = (minfo->fbcon.var.yoffset * minfo->fbcon.var.xres_virtual + minfo->fbcon.var.xoffset) * minfo->curr.final_bppShift / 32; 325 pos += minfo->curr.ydstorg.chunks; 326 p0 = minfo->hw.CRTC[0x0D] = pos & 0xFF; 327 p1 = minfo->hw.CRTC[0x0C] = (pos & 0xFF00) >> 8; 328 p2 = minfo->hw.CRTCEXT[0] = (minfo->hw.CRTCEXT[0] & 0xB0) | ((pos >> 16) & 0x0F) | ((pos >> 14) & 0x40); 329 p3 = minfo->hw.CRTCEXT[8] = pos >> 21; 330 331 /* FB_ACTIVATE_VBL and we can acquire interrupts? Honor FB_ACTIVATE_VBL then... */ 332 vbl = (var->activate & FB_ACTIVATE_VBL) && (matroxfb_enable_irq(minfo, 0) == 0); 333 334 CRITBEGIN 335 336 matroxfb_DAC_lock_irqsave(flags); 337 mga_setr(M_CRTC_INDEX, 0x0D, p0); 338 mga_setr(M_CRTC_INDEX, 0x0C, p1); 339 if (minfo->devflags.support32MB) 340 mga_setr(M_EXTVGA_INDEX, 0x08, p3); 341 if (vbl) { 342 minfo->crtc1.panpos = p2; 343 } else { 344 /* Abort any pending change */ 345 minfo->crtc1.panpos = -1; 346 mga_setr(M_EXTVGA_INDEX, 0x00, p2); 347 } 348 matroxfb_DAC_unlock_irqrestore(flags); 349 350 update_crtc2(minfo, pos); 351 352 CRITEND 353 } 354 355 static void matroxfb_remove(struct matrox_fb_info *minfo, int dummy) 356 { 357 /* Currently we are holding big kernel lock on all dead & usecount updates. 358 * Destroy everything after all users release it. Especially do not unregister 359 * framebuffer and iounmap memory, neither fbmem nor fbcon-cfb* does not check 360 * for device unplugged when in use. 361 * In future we should point mmio.vbase & video.vbase somewhere where we can 362 * write data without causing too much damage... 363 */ 364 365 minfo->dead = 1; 366 if (minfo->usecount) { 367 /* destroy it later */ 368 return; 369 } 370 matroxfb_unregister_device(minfo); 371 unregister_framebuffer(&minfo->fbcon); 372 matroxfb_g450_shutdown(minfo); 373 #ifdef CONFIG_MTRR 374 if (minfo->mtrr.vram_valid) 375 mtrr_del(minfo->mtrr.vram, minfo->video.base, minfo->video.len); 376 #endif 377 mga_iounmap(minfo->mmio.vbase); 378 mga_iounmap(minfo->video.vbase); 379 release_mem_region(minfo->video.base, minfo->video.len_maximum); 380 release_mem_region(minfo->mmio.base, 16384); 381 kfree(minfo); 382 } 383 384 /* 385 * Open/Release the frame buffer device 386 */ 387 388 static int matroxfb_open(struct fb_info *info, int user) 389 { 390 struct matrox_fb_info *minfo = info2minfo(info); 391 392 DBG_LOOP(__func__) 393 394 if (minfo->dead) { 395 return -ENXIO; 396 } 397 minfo->usecount++; 398 if (user) { 399 minfo->userusecount++; 400 } 401 return(0); 402 } 403 404 static int matroxfb_release(struct fb_info *info, int user) 405 { 406 struct matrox_fb_info *minfo = info2minfo(info); 407 408 DBG_LOOP(__func__) 409 410 if (user) { 411 if (0 == --minfo->userusecount) { 412 matroxfb_disable_irq(minfo); 413 } 414 } 415 if (!(--minfo->usecount) && minfo->dead) { 416 matroxfb_remove(minfo, 0); 417 } 418 return(0); 419 } 420 421 static int matroxfb_pan_display(struct fb_var_screeninfo *var, 422 struct fb_info* info) { 423 struct matrox_fb_info *minfo = info2minfo(info); 424 425 DBG(__func__) 426 427 matrox_pan_var(minfo, var); 428 return 0; 429 } 430 431 static int matroxfb_get_final_bppShift(const struct matrox_fb_info *minfo, 432 int bpp) 433 { 434 int bppshft2; 435 436 DBG(__func__) 437 438 bppshft2 = bpp; 439 if (!bppshft2) { 440 return 8; 441 } 442 if (isInterleave(minfo)) 443 bppshft2 >>= 1; 444 if (minfo->devflags.video64bits) 445 bppshft2 >>= 1; 446 return bppshft2; 447 } 448 449 static int matroxfb_test_and_set_rounding(const struct matrox_fb_info *minfo, 450 int xres, int bpp) 451 { 452 int over; 453 int rounding; 454 455 DBG(__func__) 456 457 switch (bpp) { 458 case 0: return xres; 459 case 4: rounding = 128; 460 break; 461 case 8: rounding = 64; /* doc says 64; 32 is OK for G400 */ 462 break; 463 case 16: rounding = 32; 464 break; 465 case 24: rounding = 64; /* doc says 64; 32 is OK for G400 */ 466 break; 467 default: rounding = 16; 468 /* on G400, 16 really does not work */ 469 if (minfo->devflags.accelerator == FB_ACCEL_MATROX_MGAG400) 470 rounding = 32; 471 break; 472 } 473 if (isInterleave(minfo)) { 474 rounding *= 2; 475 } 476 over = xres % rounding; 477 if (over) 478 xres += rounding-over; 479 return xres; 480 } 481 482 static int matroxfb_pitch_adjust(const struct matrox_fb_info *minfo, int xres, 483 int bpp) 484 { 485 const int* width; 486 int xres_new; 487 488 DBG(__func__) 489 490 if (!bpp) return xres; 491 492 width = minfo->capable.vxres; 493 494 if (minfo->devflags.precise_width) { 495 while (*width) { 496 if ((*width >= xres) && (matroxfb_test_and_set_rounding(minfo, *width, bpp) == *width)) { 497 break; 498 } 499 width++; 500 } 501 xres_new = *width; 502 } else { 503 xres_new = matroxfb_test_and_set_rounding(minfo, xres, bpp); 504 } 505 return xres_new; 506 } 507 508 static int matroxfb_get_cmap_len(struct fb_var_screeninfo *var) { 509 510 DBG(__func__) 511 512 switch (var->bits_per_pixel) { 513 case 4: 514 return 16; /* pseudocolor... 16 entries HW palette */ 515 case 8: 516 return 256; /* pseudocolor... 256 entries HW palette */ 517 case 16: 518 return 16; /* directcolor... 16 entries SW palette */ 519 /* Mystique: truecolor, 16 entries SW palette, HW palette hardwired into 1:1 mapping */ 520 case 24: 521 return 16; /* directcolor... 16 entries SW palette */ 522 /* Mystique: truecolor, 16 entries SW palette, HW palette hardwired into 1:1 mapping */ 523 case 32: 524 return 16; /* directcolor... 16 entries SW palette */ 525 /* Mystique: truecolor, 16 entries SW palette, HW palette hardwired into 1:1 mapping */ 526 } 527 return 16; /* return something reasonable... or panic()? */ 528 } 529 530 static int matroxfb_decode_var(const struct matrox_fb_info *minfo, 531 struct fb_var_screeninfo *var, int *visual, 532 int *video_cmap_len, unsigned int* ydstorg) 533 { 534 struct RGBT { 535 unsigned char bpp; 536 struct { 537 unsigned char offset, 538 length; 539 } red, 540 green, 541 blue, 542 transp; 543 signed char visual; 544 }; 545 static const struct RGBT table[]= { 546 { 8,{ 0,8},{0,8},{0,8},{ 0,0},MX_VISUAL_PSEUDOCOLOR}, 547 {15,{10,5},{5,5},{0,5},{15,1},MX_VISUAL_DIRECTCOLOR}, 548 {16,{11,5},{5,6},{0,5},{ 0,0},MX_VISUAL_DIRECTCOLOR}, 549 {24,{16,8},{8,8},{0,8},{ 0,0},MX_VISUAL_DIRECTCOLOR}, 550 {32,{16,8},{8,8},{0,8},{24,8},MX_VISUAL_DIRECTCOLOR} 551 }; 552 struct RGBT const *rgbt; 553 unsigned int bpp = var->bits_per_pixel; 554 unsigned int vramlen; 555 unsigned int memlen; 556 557 DBG(__func__) 558 559 switch (bpp) { 560 case 4: if (!minfo->capable.cfb4) return -EINVAL; 561 break; 562 case 8: break; 563 case 16: break; 564 case 24: break; 565 case 32: break; 566 default: return -EINVAL; 567 } 568 *ydstorg = 0; 569 vramlen = minfo->video.len_usable; 570 if (var->yres_virtual < var->yres) 571 var->yres_virtual = var->yres; 572 if (var->xres_virtual < var->xres) 573 var->xres_virtual = var->xres; 574 575 var->xres_virtual = matroxfb_pitch_adjust(minfo, var->xres_virtual, bpp); 576 memlen = var->xres_virtual * bpp * var->yres_virtual / 8; 577 if (memlen > vramlen) { 578 var->yres_virtual = vramlen * 8 / (var->xres_virtual * bpp); 579 memlen = var->xres_virtual * bpp * var->yres_virtual / 8; 580 } 581 /* There is hardware bug that no line can cross 4MB boundary */ 582 /* give up for CFB24, it is impossible to easy workaround it */ 583 /* for other try to do something */ 584 if (!minfo->capable.cross4MB && (memlen > 0x400000)) { 585 if (bpp == 24) { 586 /* sorry */ 587 } else { 588 unsigned int linelen; 589 unsigned int m1 = linelen = var->xres_virtual * bpp / 8; 590 unsigned int m2 = PAGE_SIZE; /* or 128 if you do not need PAGE ALIGNED address */ 591 unsigned int max_yres; 592 593 while (m1) { 594 int t; 595 596 while (m2 >= m1) m2 -= m1; 597 t = m1; 598 m1 = m2; 599 m2 = t; 600 } 601 m2 = linelen * PAGE_SIZE / m2; 602 *ydstorg = m2 = 0x400000 % m2; 603 max_yres = (vramlen - m2) / linelen; 604 if (var->yres_virtual > max_yres) 605 var->yres_virtual = max_yres; 606 } 607 } 608 /* YDSTLEN contains only signed 16bit value */ 609 if (var->yres_virtual > 32767) 610 var->yres_virtual = 32767; 611 /* we must round yres/xres down, we already rounded y/xres_virtual up 612 if it was possible. We should return -EINVAL, but I disagree */ 613 if (var->yres_virtual < var->yres) 614 var->yres = var->yres_virtual; 615 if (var->xres_virtual < var->xres) 616 var->xres = var->xres_virtual; 617 if (var->xoffset + var->xres > var->xres_virtual) 618 var->xoffset = var->xres_virtual - var->xres; 619 if (var->yoffset + var->yres > var->yres_virtual) 620 var->yoffset = var->yres_virtual - var->yres; 621 622 if (bpp == 16 && var->green.length == 5) { 623 bpp--; /* an artificial value - 15 */ 624 } 625 626 for (rgbt = table; rgbt->bpp < bpp; rgbt++); 627 #define SETCLR(clr)\ 628 var->clr.offset = rgbt->clr.offset;\ 629 var->clr.length = rgbt->clr.length 630 SETCLR(red); 631 SETCLR(green); 632 SETCLR(blue); 633 SETCLR(transp); 634 #undef SETCLR 635 *visual = rgbt->visual; 636 637 if (bpp > 8) 638 dprintk("matroxfb: truecolor: " 639 "size=%d:%d:%d:%d, shift=%d:%d:%d:%d\n", 640 var->transp.length, var->red.length, var->green.length, var->blue.length, 641 var->transp.offset, var->red.offset, var->green.offset, var->blue.offset); 642 643 *video_cmap_len = matroxfb_get_cmap_len(var); 644 dprintk(KERN_INFO "requested %d*%d/%dbpp (%d*%d)\n", var->xres, var->yres, var->bits_per_pixel, 645 var->xres_virtual, var->yres_virtual); 646 return 0; 647 } 648 649 static int matroxfb_setcolreg(unsigned regno, unsigned red, unsigned green, 650 unsigned blue, unsigned transp, 651 struct fb_info *fb_info) 652 { 653 struct matrox_fb_info* minfo = container_of(fb_info, struct matrox_fb_info, fbcon); 654 655 DBG(__func__) 656 657 /* 658 * Set a single color register. The values supplied are 659 * already rounded down to the hardware's capabilities 660 * (according to the entries in the `var' structure). Return 661 * != 0 for invalid regno. 662 */ 663 664 if (regno >= minfo->curr.cmap_len) 665 return 1; 666 667 if (minfo->fbcon.var.grayscale) { 668 /* gray = 0.30*R + 0.59*G + 0.11*B */ 669 red = green = blue = (red * 77 + green * 151 + blue * 28) >> 8; 670 } 671 672 red = CNVT_TOHW(red, minfo->fbcon.var.red.length); 673 green = CNVT_TOHW(green, minfo->fbcon.var.green.length); 674 blue = CNVT_TOHW(blue, minfo->fbcon.var.blue.length); 675 transp = CNVT_TOHW(transp, minfo->fbcon.var.transp.length); 676 677 switch (minfo->fbcon.var.bits_per_pixel) { 678 case 4: 679 case 8: 680 mga_outb(M_DAC_REG, regno); 681 mga_outb(M_DAC_VAL, red); 682 mga_outb(M_DAC_VAL, green); 683 mga_outb(M_DAC_VAL, blue); 684 break; 685 case 16: 686 if (regno >= 16) 687 break; 688 { 689 u_int16_t col = 690 (red << minfo->fbcon.var.red.offset) | 691 (green << minfo->fbcon.var.green.offset) | 692 (blue << minfo->fbcon.var.blue.offset) | 693 (transp << minfo->fbcon.var.transp.offset); /* for 1:5:5:5 */ 694 minfo->cmap[regno] = col | (col << 16); 695 } 696 break; 697 case 24: 698 case 32: 699 if (regno >= 16) 700 break; 701 minfo->cmap[regno] = 702 (red << minfo->fbcon.var.red.offset) | 703 (green << minfo->fbcon.var.green.offset) | 704 (blue << minfo->fbcon.var.blue.offset) | 705 (transp << minfo->fbcon.var.transp.offset); /* 8:8:8:8 */ 706 break; 707 } 708 return 0; 709 } 710 711 static void matroxfb_init_fix(struct matrox_fb_info *minfo) 712 { 713 struct fb_fix_screeninfo *fix = &minfo->fbcon.fix; 714 DBG(__func__) 715 716 strcpy(fix->id,"MATROX"); 717 718 fix->xpanstep = 8; /* 8 for 8bpp, 4 for 16bpp, 2 for 32bpp */ 719 fix->ypanstep = 1; 720 fix->ywrapstep = 0; 721 fix->mmio_start = minfo->mmio.base; 722 fix->mmio_len = minfo->mmio.len; 723 fix->accel = minfo->devflags.accelerator; 724 } 725 726 static void matroxfb_update_fix(struct matrox_fb_info *minfo) 727 { 728 struct fb_fix_screeninfo *fix = &minfo->fbcon.fix; 729 DBG(__func__) 730 731 mutex_lock(&minfo->fbcon.mm_lock); 732 fix->smem_start = minfo->video.base + minfo->curr.ydstorg.bytes; 733 fix->smem_len = minfo->video.len_usable - minfo->curr.ydstorg.bytes; 734 mutex_unlock(&minfo->fbcon.mm_lock); 735 } 736 737 static int matroxfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) 738 { 739 int err; 740 int visual; 741 int cmap_len; 742 unsigned int ydstorg; 743 struct matrox_fb_info *minfo = info2minfo(info); 744 745 if (minfo->dead) { 746 return -ENXIO; 747 } 748 if ((err = matroxfb_decode_var(minfo, var, &visual, &cmap_len, &ydstorg)) != 0) 749 return err; 750 return 0; 751 } 752 753 static int matroxfb_set_par(struct fb_info *info) 754 { 755 int err; 756 int visual; 757 int cmap_len; 758 unsigned int ydstorg; 759 struct fb_var_screeninfo *var; 760 struct matrox_fb_info *minfo = info2minfo(info); 761 762 DBG(__func__) 763 764 if (minfo->dead) { 765 return -ENXIO; 766 } 767 768 var = &info->var; 769 if ((err = matroxfb_decode_var(minfo, var, &visual, &cmap_len, &ydstorg)) != 0) 770 return err; 771 minfo->fbcon.screen_base = vaddr_va(minfo->video.vbase) + ydstorg; 772 matroxfb_update_fix(minfo); 773 minfo->fbcon.fix.visual = visual; 774 minfo->fbcon.fix.type = FB_TYPE_PACKED_PIXELS; 775 minfo->fbcon.fix.type_aux = 0; 776 minfo->fbcon.fix.line_length = (var->xres_virtual * var->bits_per_pixel) >> 3; 777 { 778 unsigned int pos; 779 780 minfo->curr.cmap_len = cmap_len; 781 ydstorg += minfo->devflags.ydstorg; 782 minfo->curr.ydstorg.bytes = ydstorg; 783 minfo->curr.ydstorg.chunks = ydstorg >> (isInterleave(minfo) ? 3 : 2); 784 if (var->bits_per_pixel == 4) 785 minfo->curr.ydstorg.pixels = ydstorg; 786 else 787 minfo->curr.ydstorg.pixels = (ydstorg * 8) / var->bits_per_pixel; 788 minfo->curr.final_bppShift = matroxfb_get_final_bppShift(minfo, var->bits_per_pixel); 789 { struct my_timming mt; 790 struct matrox_hw_state* hw; 791 int out; 792 793 matroxfb_var2my(var, &mt); 794 mt.crtc = MATROXFB_SRC_CRTC1; 795 /* CRTC1 delays */ 796 switch (var->bits_per_pixel) { 797 case 0: mt.delay = 31 + 0; break; 798 case 16: mt.delay = 21 + 8; break; 799 case 24: mt.delay = 17 + 8; break; 800 case 32: mt.delay = 16 + 8; break; 801 default: mt.delay = 31 + 8; break; 802 } 803 804 hw = &minfo->hw; 805 806 down_read(&minfo->altout.lock); 807 for (out = 0; out < MATROXFB_MAX_OUTPUTS; out++) { 808 if (minfo->outputs[out].src == MATROXFB_SRC_CRTC1 && 809 minfo->outputs[out].output->compute) { 810 minfo->outputs[out].output->compute(minfo->outputs[out].data, &mt); 811 } 812 } 813 up_read(&minfo->altout.lock); 814 minfo->crtc1.pixclock = mt.pixclock; 815 minfo->crtc1.mnp = mt.mnp; 816 minfo->hw_switch->init(minfo, &mt); 817 pos = (var->yoffset * var->xres_virtual + var->xoffset) * minfo->curr.final_bppShift / 32; 818 pos += minfo->curr.ydstorg.chunks; 819 820 hw->CRTC[0x0D] = pos & 0xFF; 821 hw->CRTC[0x0C] = (pos & 0xFF00) >> 8; 822 hw->CRTCEXT[0] = (hw->CRTCEXT[0] & 0xF0) | ((pos >> 16) & 0x0F) | ((pos >> 14) & 0x40); 823 hw->CRTCEXT[8] = pos >> 21; 824 minfo->hw_switch->restore(minfo); 825 update_crtc2(minfo, pos); 826 down_read(&minfo->altout.lock); 827 for (out = 0; out < MATROXFB_MAX_OUTPUTS; out++) { 828 if (minfo->outputs[out].src == MATROXFB_SRC_CRTC1 && 829 minfo->outputs[out].output->program) { 830 minfo->outputs[out].output->program(minfo->outputs[out].data); 831 } 832 } 833 for (out = 0; out < MATROXFB_MAX_OUTPUTS; out++) { 834 if (minfo->outputs[out].src == MATROXFB_SRC_CRTC1 && 835 minfo->outputs[out].output->start) { 836 minfo->outputs[out].output->start(minfo->outputs[out].data); 837 } 838 } 839 up_read(&minfo->altout.lock); 840 matrox_cfbX_init(minfo); 841 } 842 } 843 minfo->initialized = 1; 844 return 0; 845 } 846 847 static int matroxfb_get_vblank(struct matrox_fb_info *minfo, 848 struct fb_vblank *vblank) 849 { 850 unsigned int sts1; 851 852 matroxfb_enable_irq(minfo, 0); 853 memset(vblank, 0, sizeof(*vblank)); 854 vblank->flags = FB_VBLANK_HAVE_VCOUNT | FB_VBLANK_HAVE_VSYNC | 855 FB_VBLANK_HAVE_VBLANK | FB_VBLANK_HAVE_HBLANK; 856 sts1 = mga_inb(M_INSTS1); 857 vblank->vcount = mga_inl(M_VCOUNT); 858 /* BTW, on my PIII/450 with G400, reading M_INSTS1 859 byte makes this call about 12% slower (1.70 vs. 2.05 us 860 per ioctl()) */ 861 if (sts1 & 1) 862 vblank->flags |= FB_VBLANK_HBLANKING; 863 if (sts1 & 8) 864 vblank->flags |= FB_VBLANK_VSYNCING; 865 if (vblank->vcount >= minfo->fbcon.var.yres) 866 vblank->flags |= FB_VBLANK_VBLANKING; 867 if (test_bit(0, &minfo->irq_flags)) { 868 vblank->flags |= FB_VBLANK_HAVE_COUNT; 869 /* Only one writer, aligned int value... 870 it should work without lock and without atomic_t */ 871 vblank->count = minfo->crtc1.vsync.cnt; 872 } 873 return 0; 874 } 875 876 static struct matrox_altout panellink_output = { 877 .name = "Panellink output", 878 }; 879 880 static int matroxfb_ioctl(struct fb_info *info, 881 unsigned int cmd, unsigned long arg) 882 { 883 void __user *argp = (void __user *)arg; 884 struct matrox_fb_info *minfo = info2minfo(info); 885 886 DBG(__func__) 887 888 if (minfo->dead) { 889 return -ENXIO; 890 } 891 892 switch (cmd) { 893 case FBIOGET_VBLANK: 894 { 895 struct fb_vblank vblank; 896 int err; 897 898 err = matroxfb_get_vblank(minfo, &vblank); 899 if (err) 900 return err; 901 if (copy_to_user(argp, &vblank, sizeof(vblank))) 902 return -EFAULT; 903 return 0; 904 } 905 case FBIO_WAITFORVSYNC: 906 { 907 u_int32_t crt; 908 909 if (get_user(crt, (u_int32_t __user *)arg)) 910 return -EFAULT; 911 912 return matroxfb_wait_for_sync(minfo, crt); 913 } 914 case MATROXFB_SET_OUTPUT_MODE: 915 { 916 struct matroxioc_output_mode mom; 917 struct matrox_altout *oproc; 918 int val; 919 920 if (copy_from_user(&mom, argp, sizeof(mom))) 921 return -EFAULT; 922 if (mom.output >= MATROXFB_MAX_OUTPUTS) 923 return -ENXIO; 924 down_read(&minfo->altout.lock); 925 oproc = minfo->outputs[mom.output].output; 926 if (!oproc) { 927 val = -ENXIO; 928 } else if (!oproc->verifymode) { 929 if (mom.mode == MATROXFB_OUTPUT_MODE_MONITOR) { 930 val = 0; 931 } else { 932 val = -EINVAL; 933 } 934 } else { 935 val = oproc->verifymode(minfo->outputs[mom.output].data, mom.mode); 936 } 937 if (!val) { 938 if (minfo->outputs[mom.output].mode != mom.mode) { 939 minfo->outputs[mom.output].mode = mom.mode; 940 val = 1; 941 } 942 } 943 up_read(&minfo->altout.lock); 944 if (val != 1) 945 return val; 946 switch (minfo->outputs[mom.output].src) { 947 case MATROXFB_SRC_CRTC1: 948 matroxfb_set_par(info); 949 break; 950 case MATROXFB_SRC_CRTC2: 951 { 952 struct matroxfb_dh_fb_info* crtc2; 953 954 down_read(&minfo->crtc2.lock); 955 crtc2 = minfo->crtc2.info; 956 if (crtc2) 957 crtc2->fbcon.fbops->fb_set_par(&crtc2->fbcon); 958 up_read(&minfo->crtc2.lock); 959 } 960 break; 961 } 962 return 0; 963 } 964 case MATROXFB_GET_OUTPUT_MODE: 965 { 966 struct matroxioc_output_mode mom; 967 struct matrox_altout *oproc; 968 int val; 969 970 if (copy_from_user(&mom, argp, sizeof(mom))) 971 return -EFAULT; 972 if (mom.output >= MATROXFB_MAX_OUTPUTS) 973 return -ENXIO; 974 down_read(&minfo->altout.lock); 975 oproc = minfo->outputs[mom.output].output; 976 if (!oproc) { 977 val = -ENXIO; 978 } else { 979 mom.mode = minfo->outputs[mom.output].mode; 980 val = 0; 981 } 982 up_read(&minfo->altout.lock); 983 if (val) 984 return val; 985 if (copy_to_user(argp, &mom, sizeof(mom))) 986 return -EFAULT; 987 return 0; 988 } 989 case MATROXFB_SET_OUTPUT_CONNECTION: 990 { 991 u_int32_t tmp; 992 int i; 993 int changes; 994 995 if (copy_from_user(&tmp, argp, sizeof(tmp))) 996 return -EFAULT; 997 for (i = 0; i < 32; i++) { 998 if (tmp & (1 << i)) { 999 if (i >= MATROXFB_MAX_OUTPUTS) 1000 return -ENXIO; 1001 if (!minfo->outputs[i].output) 1002 return -ENXIO; 1003 switch (minfo->outputs[i].src) { 1004 case MATROXFB_SRC_NONE: 1005 case MATROXFB_SRC_CRTC1: 1006 break; 1007 default: 1008 return -EBUSY; 1009 } 1010 } 1011 } 1012 if (minfo->devflags.panellink) { 1013 if (tmp & MATROXFB_OUTPUT_CONN_DFP) { 1014 if (tmp & MATROXFB_OUTPUT_CONN_SECONDARY) 1015 return -EINVAL; 1016 for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) { 1017 if (minfo->outputs[i].src == MATROXFB_SRC_CRTC2) { 1018 return -EBUSY; 1019 } 1020 } 1021 } 1022 } 1023 changes = 0; 1024 for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) { 1025 if (tmp & (1 << i)) { 1026 if (minfo->outputs[i].src != MATROXFB_SRC_CRTC1) { 1027 changes = 1; 1028 minfo->outputs[i].src = MATROXFB_SRC_CRTC1; 1029 } 1030 } else if (minfo->outputs[i].src == MATROXFB_SRC_CRTC1) { 1031 changes = 1; 1032 minfo->outputs[i].src = MATROXFB_SRC_NONE; 1033 } 1034 } 1035 if (!changes) 1036 return 0; 1037 matroxfb_set_par(info); 1038 return 0; 1039 } 1040 case MATROXFB_GET_OUTPUT_CONNECTION: 1041 { 1042 u_int32_t conn = 0; 1043 int i; 1044 1045 for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) { 1046 if (minfo->outputs[i].src == MATROXFB_SRC_CRTC1) { 1047 conn |= 1 << i; 1048 } 1049 } 1050 if (put_user(conn, (u_int32_t __user *)arg)) 1051 return -EFAULT; 1052 return 0; 1053 } 1054 case MATROXFB_GET_AVAILABLE_OUTPUTS: 1055 { 1056 u_int32_t conn = 0; 1057 int i; 1058 1059 for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) { 1060 if (minfo->outputs[i].output) { 1061 switch (minfo->outputs[i].src) { 1062 case MATROXFB_SRC_NONE: 1063 case MATROXFB_SRC_CRTC1: 1064 conn |= 1 << i; 1065 break; 1066 } 1067 } 1068 } 1069 if (minfo->devflags.panellink) { 1070 if (conn & MATROXFB_OUTPUT_CONN_DFP) 1071 conn &= ~MATROXFB_OUTPUT_CONN_SECONDARY; 1072 if (conn & MATROXFB_OUTPUT_CONN_SECONDARY) 1073 conn &= ~MATROXFB_OUTPUT_CONN_DFP; 1074 } 1075 if (put_user(conn, (u_int32_t __user *)arg)) 1076 return -EFAULT; 1077 return 0; 1078 } 1079 case MATROXFB_GET_ALL_OUTPUTS: 1080 { 1081 u_int32_t conn = 0; 1082 int i; 1083 1084 for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) { 1085 if (minfo->outputs[i].output) { 1086 conn |= 1 << i; 1087 } 1088 } 1089 if (put_user(conn, (u_int32_t __user *)arg)) 1090 return -EFAULT; 1091 return 0; 1092 } 1093 case VIDIOC_QUERYCAP: 1094 { 1095 struct v4l2_capability r; 1096 1097 memset(&r, 0, sizeof(r)); 1098 strcpy(r.driver, "matroxfb"); 1099 strcpy(r.card, "Matrox"); 1100 sprintf(r.bus_info, "PCI:%s", pci_name(minfo->pcidev)); 1101 r.version = KERNEL_VERSION(1,0,0); 1102 r.capabilities = V4L2_CAP_VIDEO_OUTPUT; 1103 if (copy_to_user(argp, &r, sizeof(r))) 1104 return -EFAULT; 1105 return 0; 1106 1107 } 1108 case VIDIOC_QUERYCTRL: 1109 { 1110 struct v4l2_queryctrl qctrl; 1111 int err; 1112 1113 if (copy_from_user(&qctrl, argp, sizeof(qctrl))) 1114 return -EFAULT; 1115 1116 down_read(&minfo->altout.lock); 1117 if (!minfo->outputs[1].output) { 1118 err = -ENXIO; 1119 } else if (minfo->outputs[1].output->getqueryctrl) { 1120 err = minfo->outputs[1].output->getqueryctrl(minfo->outputs[1].data, &qctrl); 1121 } else { 1122 err = -EINVAL; 1123 } 1124 up_read(&minfo->altout.lock); 1125 if (err >= 0 && 1126 copy_to_user(argp, &qctrl, sizeof(qctrl))) 1127 return -EFAULT; 1128 return err; 1129 } 1130 case VIDIOC_G_CTRL: 1131 { 1132 struct v4l2_control ctrl; 1133 int err; 1134 1135 if (copy_from_user(&ctrl, argp, sizeof(ctrl))) 1136 return -EFAULT; 1137 1138 down_read(&minfo->altout.lock); 1139 if (!minfo->outputs[1].output) { 1140 err = -ENXIO; 1141 } else if (minfo->outputs[1].output->getctrl) { 1142 err = minfo->outputs[1].output->getctrl(minfo->outputs[1].data, &ctrl); 1143 } else { 1144 err = -EINVAL; 1145 } 1146 up_read(&minfo->altout.lock); 1147 if (err >= 0 && 1148 copy_to_user(argp, &ctrl, sizeof(ctrl))) 1149 return -EFAULT; 1150 return err; 1151 } 1152 case VIDIOC_S_CTRL: 1153 { 1154 struct v4l2_control ctrl; 1155 int err; 1156 1157 if (copy_from_user(&ctrl, argp, sizeof(ctrl))) 1158 return -EFAULT; 1159 1160 down_read(&minfo->altout.lock); 1161 if (!minfo->outputs[1].output) { 1162 err = -ENXIO; 1163 } else if (minfo->outputs[1].output->setctrl) { 1164 err = minfo->outputs[1].output->setctrl(minfo->outputs[1].data, &ctrl); 1165 } else { 1166 err = -EINVAL; 1167 } 1168 up_read(&minfo->altout.lock); 1169 return err; 1170 } 1171 } 1172 return -ENOTTY; 1173 } 1174 1175 /* 0 unblank, 1 blank, 2 no vsync, 3 no hsync, 4 off */ 1176 1177 static int matroxfb_blank(int blank, struct fb_info *info) 1178 { 1179 int seq; 1180 int crtc; 1181 CRITFLAGS 1182 struct matrox_fb_info *minfo = info2minfo(info); 1183 1184 DBG(__func__) 1185 1186 if (minfo->dead) 1187 return 1; 1188 1189 switch (blank) { 1190 case FB_BLANK_NORMAL: seq = 0x20; crtc = 0x00; break; /* works ??? */ 1191 case FB_BLANK_VSYNC_SUSPEND: seq = 0x20; crtc = 0x10; break; 1192 case FB_BLANK_HSYNC_SUSPEND: seq = 0x20; crtc = 0x20; break; 1193 case FB_BLANK_POWERDOWN: seq = 0x20; crtc = 0x30; break; 1194 default: seq = 0x00; crtc = 0x00; break; 1195 } 1196 1197 CRITBEGIN 1198 1199 mga_outb(M_SEQ_INDEX, 1); 1200 mga_outb(M_SEQ_DATA, (mga_inb(M_SEQ_DATA) & ~0x20) | seq); 1201 mga_outb(M_EXTVGA_INDEX, 1); 1202 mga_outb(M_EXTVGA_DATA, (mga_inb(M_EXTVGA_DATA) & ~0x30) | crtc); 1203 1204 CRITEND 1205 return 0; 1206 } 1207 1208 static struct fb_ops matroxfb_ops = { 1209 .owner = THIS_MODULE, 1210 .fb_open = matroxfb_open, 1211 .fb_release = matroxfb_release, 1212 .fb_check_var = matroxfb_check_var, 1213 .fb_set_par = matroxfb_set_par, 1214 .fb_setcolreg = matroxfb_setcolreg, 1215 .fb_pan_display =matroxfb_pan_display, 1216 .fb_blank = matroxfb_blank, 1217 .fb_ioctl = matroxfb_ioctl, 1218 /* .fb_fillrect = <set by matrox_cfbX_init>, */ 1219 /* .fb_copyarea = <set by matrox_cfbX_init>, */ 1220 /* .fb_imageblit = <set by matrox_cfbX_init>, */ 1221 /* .fb_cursor = <set by matrox_cfbX_init>, */ 1222 }; 1223 1224 #define RSDepth(X) (((X) >> 8) & 0x0F) 1225 #define RS8bpp 0x1 1226 #define RS15bpp 0x2 1227 #define RS16bpp 0x3 1228 #define RS32bpp 0x4 1229 #define RS4bpp 0x5 1230 #define RS24bpp 0x6 1231 #define RSText 0x7 1232 #define RSText8 0x8 1233 /* 9-F */ 1234 static struct { struct fb_bitfield red, green, blue, transp; int bits_per_pixel; } colors[] = { 1235 { { 0, 8, 0}, { 0, 8, 0}, { 0, 8, 0}, { 0, 0, 0}, 8 }, 1236 { { 10, 5, 0}, { 5, 5, 0}, { 0, 5, 0}, { 15, 1, 0}, 16 }, 1237 { { 11, 5, 0}, { 5, 6, 0}, { 0, 5, 0}, { 0, 0, 0}, 16 }, 1238 { { 16, 8, 0}, { 8, 8, 0}, { 0, 8, 0}, { 24, 8, 0}, 32 }, 1239 { { 0, 8, 0}, { 0, 8, 0}, { 0, 8, 0}, { 0, 0, 0}, 4 }, 1240 { { 16, 8, 0}, { 8, 8, 0}, { 0, 8, 0}, { 0, 0, 0}, 24 }, 1241 { { 0, 6, 0}, { 0, 6, 0}, { 0, 6, 0}, { 0, 0, 0}, 0 }, /* textmode with (default) VGA8x16 */ 1242 { { 0, 6, 0}, { 0, 6, 0}, { 0, 6, 0}, { 0, 0, 0}, 0 }, /* textmode hardwired to VGA8x8 */ 1243 }; 1244 1245 /* initialized by setup, see explanation at end of file (search for MODULE_PARM_DESC) */ 1246 static unsigned int mem; /* "matroxfb:mem:xxxxxM" */ 1247 static int option_precise_width = 1; /* cannot be changed, option_precise_width==0 must imply noaccel */ 1248 static int inv24; /* "matroxfb:inv24" */ 1249 static int cross4MB = -1; /* "matroxfb:cross4MB" */ 1250 static int disabled; /* "matroxfb:disabled" */ 1251 static int noaccel; /* "matroxfb:noaccel" */ 1252 static int nopan; /* "matroxfb:nopan" */ 1253 static int no_pci_retry; /* "matroxfb:nopciretry" */ 1254 static int novga; /* "matroxfb:novga" */ 1255 static int nobios; /* "matroxfb:nobios" */ 1256 static int noinit = 1; /* "matroxfb:init" */ 1257 static int inverse; /* "matroxfb:inverse" */ 1258 static int sgram; /* "matroxfb:sgram" */ 1259 #ifdef CONFIG_MTRR 1260 static int mtrr = 1; /* "matroxfb:nomtrr" */ 1261 #endif 1262 static int grayscale; /* "matroxfb:grayscale" */ 1263 static int dev = -1; /* "matroxfb:dev:xxxxx" */ 1264 static unsigned int vesa = ~0; /* "matroxfb:vesa:xxxxx" */ 1265 static int depth = -1; /* "matroxfb:depth:xxxxx" */ 1266 static unsigned int xres; /* "matroxfb:xres:xxxxx" */ 1267 static unsigned int yres; /* "matroxfb:yres:xxxxx" */ 1268 static unsigned int upper = ~0; /* "matroxfb:upper:xxxxx" */ 1269 static unsigned int lower = ~0; /* "matroxfb:lower:xxxxx" */ 1270 static unsigned int vslen; /* "matroxfb:vslen:xxxxx" */ 1271 static unsigned int left = ~0; /* "matroxfb:left:xxxxx" */ 1272 static unsigned int right = ~0; /* "matroxfb:right:xxxxx" */ 1273 static unsigned int hslen; /* "matroxfb:hslen:xxxxx" */ 1274 static unsigned int pixclock; /* "matroxfb:pixclock:xxxxx" */ 1275 static int sync = -1; /* "matroxfb:sync:xxxxx" */ 1276 static unsigned int fv; /* "matroxfb:fv:xxxxx" */ 1277 static unsigned int fh; /* "matroxfb:fh:xxxxxk" */ 1278 static unsigned int maxclk; /* "matroxfb:maxclk:xxxxM" */ 1279 static int dfp; /* "matroxfb:dfp */ 1280 static int dfp_type = -1; /* "matroxfb:dfp:xxx */ 1281 static int memtype = -1; /* "matroxfb:memtype:xxx" */ 1282 static char outputs[8]; /* "matroxfb:outputs:xxx" */ 1283 1284 #ifndef MODULE 1285 static char videomode[64]; /* "matroxfb:mode:xxxxx" or "matroxfb:xxxxx" */ 1286 #endif 1287 1288 static int matroxfb_getmemory(struct matrox_fb_info *minfo, 1289 unsigned int maxSize, unsigned int *realSize) 1290 { 1291 vaddr_t vm; 1292 unsigned int offs; 1293 unsigned int offs2; 1294 unsigned char orig; 1295 unsigned char bytes[32]; 1296 unsigned char* tmp; 1297 1298 DBG(__func__) 1299 1300 vm = minfo->video.vbase; 1301 maxSize &= ~0x1FFFFF; /* must be X*2MB (really it must be 2 or X*4MB) */ 1302 /* at least 2MB */ 1303 if (maxSize < 0x0200000) return 0; 1304 if (maxSize > 0x2000000) maxSize = 0x2000000; 1305 1306 mga_outb(M_EXTVGA_INDEX, 0x03); 1307 orig = mga_inb(M_EXTVGA_DATA); 1308 mga_outb(M_EXTVGA_DATA, orig | 0x80); 1309 1310 tmp = bytes; 1311 for (offs = 0x100000; offs < maxSize; offs += 0x200000) 1312 *tmp++ = mga_readb(vm, offs); 1313 for (offs = 0x100000; offs < maxSize; offs += 0x200000) 1314 mga_writeb(vm, offs, 0x02); 1315 mga_outb(M_CACHEFLUSH, 0x00); 1316 for (offs = 0x100000; offs < maxSize; offs += 0x200000) { 1317 if (mga_readb(vm, offs) != 0x02) 1318 break; 1319 mga_writeb(vm, offs, mga_readb(vm, offs) - 0x02); 1320 if (mga_readb(vm, offs)) 1321 break; 1322 } 1323 tmp = bytes; 1324 for (offs2 = 0x100000; offs2 < maxSize; offs2 += 0x200000) 1325 mga_writeb(vm, offs2, *tmp++); 1326 1327 mga_outb(M_EXTVGA_INDEX, 0x03); 1328 mga_outb(M_EXTVGA_DATA, orig); 1329 1330 *realSize = offs - 0x100000; 1331 #ifdef CONFIG_FB_MATROX_MILLENIUM 1332 minfo->interleave = !(!isMillenium(minfo) || ((offs - 0x100000) & 0x3FFFFF)); 1333 #endif 1334 return 1; 1335 } 1336 1337 struct video_board { 1338 int maxvram; 1339 int maxdisplayable; 1340 int accelID; 1341 struct matrox_switch* lowlevel; 1342 }; 1343 #ifdef CONFIG_FB_MATROX_MILLENIUM 1344 static struct video_board vbMillennium = {0x0800000, 0x0800000, FB_ACCEL_MATROX_MGA2064W, &matrox_millennium}; 1345 static struct video_board vbMillennium2 = {0x1000000, 0x0800000, FB_ACCEL_MATROX_MGA2164W, &matrox_millennium}; 1346 static struct video_board vbMillennium2A = {0x1000000, 0x0800000, FB_ACCEL_MATROX_MGA2164W_AGP, &matrox_millennium}; 1347 #endif /* CONFIG_FB_MATROX_MILLENIUM */ 1348 #ifdef CONFIG_FB_MATROX_MYSTIQUE 1349 static struct video_board vbMystique = {0x0800000, 0x0800000, FB_ACCEL_MATROX_MGA1064SG, &matrox_mystique}; 1350 #endif /* CONFIG_FB_MATROX_MYSTIQUE */ 1351 #ifdef CONFIG_FB_MATROX_G 1352 static struct video_board vbG100 = {0x0800000, 0x0800000, FB_ACCEL_MATROX_MGAG100, &matrox_G100}; 1353 static struct video_board vbG200 = {0x1000000, 0x1000000, FB_ACCEL_MATROX_MGAG200, &matrox_G100}; 1354 /* from doc it looks like that accelerator can draw only to low 16MB :-( Direct accesses & displaying are OK for 1355 whole 32MB */ 1356 static struct video_board vbG400 = {0x2000000, 0x1000000, FB_ACCEL_MATROX_MGAG400, &matrox_G100}; 1357 #endif 1358 1359 #define DEVF_VIDEO64BIT 0x0001 1360 #define DEVF_SWAPS 0x0002 1361 #define DEVF_SRCORG 0x0004 1362 #define DEVF_DUALHEAD 0x0008 1363 #define DEVF_CROSS4MB 0x0010 1364 #define DEVF_TEXT4B 0x0020 1365 /* #define DEVF_recycled 0x0040 */ 1366 /* #define DEVF_recycled 0x0080 */ 1367 #define DEVF_SUPPORT32MB 0x0100 1368 #define DEVF_ANY_VXRES 0x0200 1369 #define DEVF_TEXT16B 0x0400 1370 #define DEVF_CRTC2 0x0800 1371 #define DEVF_MAVEN_CAPABLE 0x1000 1372 #define DEVF_PANELLINK_CAPABLE 0x2000 1373 #define DEVF_G450DAC 0x4000 1374 1375 #define DEVF_GCORE (DEVF_VIDEO64BIT | DEVF_SWAPS | DEVF_CROSS4MB) 1376 #define DEVF_G2CORE (DEVF_GCORE | DEVF_ANY_VXRES | DEVF_MAVEN_CAPABLE | DEVF_PANELLINK_CAPABLE | DEVF_SRCORG | DEVF_DUALHEAD) 1377 #define DEVF_G100 (DEVF_GCORE) /* no doc, no vxres... */ 1378 #define DEVF_G200 (DEVF_G2CORE) 1379 #define DEVF_G400 (DEVF_G2CORE | DEVF_SUPPORT32MB | DEVF_TEXT16B | DEVF_CRTC2) 1380 /* if you'll find how to drive DFP... */ 1381 #define DEVF_G450 (DEVF_GCORE | DEVF_ANY_VXRES | DEVF_SUPPORT32MB | DEVF_TEXT16B | DEVF_CRTC2 | DEVF_G450DAC | DEVF_SRCORG | DEVF_DUALHEAD) 1382 #define DEVF_G550 (DEVF_G450) 1383 1384 static struct board { 1385 unsigned short vendor, device, rev, svid, sid; 1386 unsigned int flags; 1387 unsigned int maxclk; 1388 enum mga_chip chip; 1389 struct video_board* base; 1390 const char* name; 1391 } dev_list[] = { 1392 #ifdef CONFIG_FB_MATROX_MILLENIUM 1393 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL, 0xFF, 1394 0, 0, 1395 DEVF_TEXT4B, 1396 230000, 1397 MGA_2064, 1398 &vbMillennium, 1399 "Millennium (PCI)"}, 1400 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL_2, 0xFF, 1401 0, 0, 1402 DEVF_SWAPS, 1403 220000, 1404 MGA_2164, 1405 &vbMillennium2, 1406 "Millennium II (PCI)"}, 1407 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL_2_AGP, 0xFF, 1408 0, 0, 1409 DEVF_SWAPS, 1410 250000, 1411 MGA_2164, 1412 &vbMillennium2A, 1413 "Millennium II (AGP)"}, 1414 #endif 1415 #ifdef CONFIG_FB_MATROX_MYSTIQUE 1416 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS, 0x02, 1417 0, 0, 1418 DEVF_VIDEO64BIT | DEVF_CROSS4MB, 1419 180000, 1420 MGA_1064, 1421 &vbMystique, 1422 "Mystique (PCI)"}, 1423 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS, 0xFF, 1424 0, 0, 1425 DEVF_VIDEO64BIT | DEVF_SWAPS | DEVF_CROSS4MB, 1426 220000, 1427 MGA_1164, 1428 &vbMystique, 1429 "Mystique 220 (PCI)"}, 1430 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS_AGP, 0x02, 1431 0, 0, 1432 DEVF_VIDEO64BIT | DEVF_CROSS4MB, 1433 180000, 1434 MGA_1064, 1435 &vbMystique, 1436 "Mystique (AGP)"}, 1437 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS_AGP, 0xFF, 1438 0, 0, 1439 DEVF_VIDEO64BIT | DEVF_SWAPS | DEVF_CROSS4MB, 1440 220000, 1441 MGA_1164, 1442 &vbMystique, 1443 "Mystique 220 (AGP)"}, 1444 #endif 1445 #ifdef CONFIG_FB_MATROX_G 1446 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_MM, 0xFF, 1447 0, 0, 1448 DEVF_G100, 1449 230000, 1450 MGA_G100, 1451 &vbG100, 1452 "MGA-G100 (PCI)"}, 1453 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_AGP, 0xFF, 1454 0, 0, 1455 DEVF_G100, 1456 230000, 1457 MGA_G100, 1458 &vbG100, 1459 "MGA-G100 (AGP)"}, 1460 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_PCI, 0xFF, 1461 0, 0, 1462 DEVF_G200, 1463 250000, 1464 MGA_G200, 1465 &vbG200, 1466 "MGA-G200 (PCI)"}, 1467 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF, 1468 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_GENERIC, 1469 DEVF_G200, 1470 220000, 1471 MGA_G200, 1472 &vbG200, 1473 "MGA-G200 (AGP)"}, 1474 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF, 1475 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MYSTIQUE_G200_AGP, 1476 DEVF_G200, 1477 230000, 1478 MGA_G200, 1479 &vbG200, 1480 "Mystique G200 (AGP)"}, 1481 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF, 1482 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MILLENIUM_G200_AGP, 1483 DEVF_G200, 1484 250000, 1485 MGA_G200, 1486 &vbG200, 1487 "Millennium G200 (AGP)"}, 1488 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF, 1489 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MARVEL_G200_AGP, 1490 DEVF_G200, 1491 230000, 1492 MGA_G200, 1493 &vbG200, 1494 "Marvel G200 (AGP)"}, 1495 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF, 1496 PCI_SS_VENDOR_ID_SIEMENS_NIXDORF, PCI_SS_ID_SIEMENS_MGA_G200_AGP, 1497 DEVF_G200, 1498 230000, 1499 MGA_G200, 1500 &vbG200, 1501 "MGA-G200 (AGP)"}, 1502 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF, 1503 0, 0, 1504 DEVF_G200, 1505 230000, 1506 MGA_G200, 1507 &vbG200, 1508 "G200 (AGP)"}, 1509 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400, 0x80, 1510 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MILLENNIUM_G400_MAX_AGP, 1511 DEVF_G400, 1512 360000, 1513 MGA_G400, 1514 &vbG400, 1515 "Millennium G400 MAX (AGP)"}, 1516 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400, 0x80, 1517 0, 0, 1518 DEVF_G400, 1519 300000, 1520 MGA_G400, 1521 &vbG400, 1522 "G400 (AGP)"}, 1523 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400, 0xFF, 1524 0, 0, 1525 DEVF_G450, 1526 360000, 1527 MGA_G450, 1528 &vbG400, 1529 "G450"}, 1530 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G550, 0xFF, 1531 0, 0, 1532 DEVF_G550, 1533 360000, 1534 MGA_G550, 1535 &vbG400, 1536 "G550"}, 1537 #endif 1538 {0, 0, 0xFF, 1539 0, 0, 1540 0, 1541 0, 1542 0, 1543 NULL, 1544 NULL}}; 1545 1546 #ifndef MODULE 1547 static struct fb_videomode defaultmode = { 1548 /* 640x480 @ 60Hz, 31.5 kHz */ 1549 NULL, 60, 640, 480, 39721, 40, 24, 32, 11, 96, 2, 1550 0, FB_VMODE_NONINTERLACED 1551 }; 1552 #endif /* !MODULE */ 1553 1554 static int hotplug = 0; 1555 1556 static void setDefaultOutputs(struct matrox_fb_info *minfo) 1557 { 1558 unsigned int i; 1559 const char* ptr; 1560 1561 minfo->outputs[0].default_src = MATROXFB_SRC_CRTC1; 1562 if (minfo->devflags.g450dac) { 1563 minfo->outputs[1].default_src = MATROXFB_SRC_CRTC1; 1564 minfo->outputs[2].default_src = MATROXFB_SRC_CRTC1; 1565 } else if (dfp) { 1566 minfo->outputs[2].default_src = MATROXFB_SRC_CRTC1; 1567 } 1568 ptr = outputs; 1569 for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) { 1570 char c = *ptr++; 1571 1572 if (c == 0) { 1573 break; 1574 } 1575 if (c == '0') { 1576 minfo->outputs[i].default_src = MATROXFB_SRC_NONE; 1577 } else if (c == '1') { 1578 minfo->outputs[i].default_src = MATROXFB_SRC_CRTC1; 1579 } else if (c == '2' && minfo->devflags.crtc2) { 1580 minfo->outputs[i].default_src = MATROXFB_SRC_CRTC2; 1581 } else { 1582 printk(KERN_ERR "matroxfb: Unknown outputs setting\n"); 1583 break; 1584 } 1585 } 1586 /* Nullify this option for subsequent adapters */ 1587 outputs[0] = 0; 1588 } 1589 1590 static int initMatrox2(struct matrox_fb_info *minfo, struct board *b) 1591 { 1592 unsigned long ctrlptr_phys = 0; 1593 unsigned long video_base_phys = 0; 1594 unsigned int memsize; 1595 int err; 1596 1597 static struct pci_device_id intel_82437[] = { 1598 { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82437) }, 1599 { }, 1600 }; 1601 1602 DBG(__func__) 1603 1604 /* set default values... */ 1605 vesafb_defined.accel_flags = FB_ACCELF_TEXT; 1606 1607 minfo->hw_switch = b->base->lowlevel; 1608 minfo->devflags.accelerator = b->base->accelID; 1609 minfo->max_pixel_clock = b->maxclk; 1610 1611 printk(KERN_INFO "matroxfb: Matrox %s detected\n", b->name); 1612 minfo->capable.plnwt = 1; 1613 minfo->chip = b->chip; 1614 minfo->capable.srcorg = b->flags & DEVF_SRCORG; 1615 minfo->devflags.video64bits = b->flags & DEVF_VIDEO64BIT; 1616 if (b->flags & DEVF_TEXT4B) { 1617 minfo->devflags.vgastep = 4; 1618 minfo->devflags.textmode = 4; 1619 minfo->devflags.text_type_aux = FB_AUX_TEXT_MGA_STEP16; 1620 } else if (b->flags & DEVF_TEXT16B) { 1621 minfo->devflags.vgastep = 16; 1622 minfo->devflags.textmode = 1; 1623 minfo->devflags.text_type_aux = FB_AUX_TEXT_MGA_STEP16; 1624 } else { 1625 minfo->devflags.vgastep = 8; 1626 minfo->devflags.textmode = 1; 1627 minfo->devflags.text_type_aux = FB_AUX_TEXT_MGA_STEP8; 1628 } 1629 minfo->devflags.support32MB = (b->flags & DEVF_SUPPORT32MB) != 0; 1630 minfo->devflags.precise_width = !(b->flags & DEVF_ANY_VXRES); 1631 minfo->devflags.crtc2 = (b->flags & DEVF_CRTC2) != 0; 1632 minfo->devflags.maven_capable = (b->flags & DEVF_MAVEN_CAPABLE) != 0; 1633 minfo->devflags.dualhead = (b->flags & DEVF_DUALHEAD) != 0; 1634 minfo->devflags.dfp_type = dfp_type; 1635 minfo->devflags.g450dac = (b->flags & DEVF_G450DAC) != 0; 1636 minfo->devflags.textstep = minfo->devflags.vgastep * minfo->devflags.textmode; 1637 minfo->devflags.textvram = 65536 / minfo->devflags.textmode; 1638 setDefaultOutputs(minfo); 1639 if (b->flags & DEVF_PANELLINK_CAPABLE) { 1640 minfo->outputs[2].data = minfo; 1641 minfo->outputs[2].output = &panellink_output; 1642 minfo->outputs[2].src = minfo->outputs[2].default_src; 1643 minfo->outputs[2].mode = MATROXFB_OUTPUT_MODE_MONITOR; 1644 minfo->devflags.panellink = 1; 1645 } 1646 1647 if (minfo->capable.cross4MB < 0) 1648 minfo->capable.cross4MB = b->flags & DEVF_CROSS4MB; 1649 if (b->flags & DEVF_SWAPS) { 1650 ctrlptr_phys = pci_resource_start(minfo->pcidev, 1); 1651 video_base_phys = pci_resource_start(minfo->pcidev, 0); 1652 minfo->devflags.fbResource = PCI_BASE_ADDRESS_0; 1653 } else { 1654 ctrlptr_phys = pci_resource_start(minfo->pcidev, 0); 1655 video_base_phys = pci_resource_start(minfo->pcidev, 1); 1656 minfo->devflags.fbResource = PCI_BASE_ADDRESS_1; 1657 } 1658 err = -EINVAL; 1659 if (!ctrlptr_phys) { 1660 printk(KERN_ERR "matroxfb: control registers are not available, matroxfb disabled\n"); 1661 goto fail; 1662 } 1663 if (!video_base_phys) { 1664 printk(KERN_ERR "matroxfb: video RAM is not available in PCI address space, matroxfb disabled\n"); 1665 goto fail; 1666 } 1667 memsize = b->base->maxvram; 1668 if (!request_mem_region(ctrlptr_phys, 16384, "matroxfb MMIO")) { 1669 goto fail; 1670 } 1671 if (!request_mem_region(video_base_phys, memsize, "matroxfb FB")) { 1672 goto failCtrlMR; 1673 } 1674 minfo->video.len_maximum = memsize; 1675 /* convert mem (autodetect k, M) */ 1676 if (mem < 1024) mem *= 1024; 1677 if (mem < 0x00100000) mem *= 1024; 1678 1679 if (mem && (mem < memsize)) 1680 memsize = mem; 1681 err = -ENOMEM; 1682 if (mga_ioremap(ctrlptr_phys, 16384, MGA_IOREMAP_MMIO, &minfo->mmio.vbase)) { 1683 printk(KERN_ERR "matroxfb: cannot ioremap(%lX, 16384), matroxfb disabled\n", ctrlptr_phys); 1684 goto failVideoMR; 1685 } 1686 minfo->mmio.base = ctrlptr_phys; 1687 minfo->mmio.len = 16384; 1688 minfo->video.base = video_base_phys; 1689 if (mga_ioremap(video_base_phys, memsize, MGA_IOREMAP_FB, &minfo->video.vbase)) { 1690 printk(KERN_ERR "matroxfb: cannot ioremap(%lX, %d), matroxfb disabled\n", 1691 video_base_phys, memsize); 1692 goto failCtrlIO; 1693 } 1694 { 1695 u_int32_t cmd; 1696 u_int32_t mga_option; 1697 1698 pci_read_config_dword(minfo->pcidev, PCI_OPTION_REG, &mga_option); 1699 pci_read_config_dword(minfo->pcidev, PCI_COMMAND, &cmd); 1700 mga_option &= 0x7FFFFFFF; /* clear BIG_ENDIAN */ 1701 mga_option |= MX_OPTION_BSWAP; 1702 /* disable palette snooping */ 1703 cmd &= ~PCI_COMMAND_VGA_PALETTE; 1704 if (pci_dev_present(intel_82437)) { 1705 if (!(mga_option & 0x20000000) && !minfo->devflags.nopciretry) { 1706 printk(KERN_WARNING "matroxfb: Disabling PCI retries due to i82437 present\n"); 1707 } 1708 mga_option |= 0x20000000; 1709 minfo->devflags.nopciretry = 1; 1710 } 1711 pci_write_config_dword(minfo->pcidev, PCI_COMMAND, cmd); 1712 pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, mga_option); 1713 minfo->hw.MXoptionReg = mga_option; 1714 1715 /* select non-DMA memory for PCI_MGA_DATA, otherwise dump of PCI cfg space can lock PCI bus */ 1716 /* maybe preinit() candidate, but it is same... for all devices... at this time... */ 1717 pci_write_config_dword(minfo->pcidev, PCI_MGA_INDEX, 0x00003C00); 1718 } 1719 1720 err = -ENXIO; 1721 matroxfb_read_pins(minfo); 1722 if (minfo->hw_switch->preinit(minfo)) { 1723 goto failVideoIO; 1724 } 1725 1726 err = -ENOMEM; 1727 if (!matroxfb_getmemory(minfo, memsize, &minfo->video.len) || !minfo->video.len) { 1728 printk(KERN_ERR "matroxfb: cannot determine memory size\n"); 1729 goto failVideoIO; 1730 } 1731 minfo->devflags.ydstorg = 0; 1732 1733 minfo->video.base = video_base_phys; 1734 minfo->video.len_usable = minfo->video.len; 1735 if (minfo->video.len_usable > b->base->maxdisplayable) 1736 minfo->video.len_usable = b->base->maxdisplayable; 1737 #ifdef CONFIG_MTRR 1738 if (mtrr) { 1739 minfo->mtrr.vram = mtrr_add(video_base_phys, minfo->video.len, MTRR_TYPE_WRCOMB, 1); 1740 minfo->mtrr.vram_valid = 1; 1741 printk(KERN_INFO "matroxfb: MTRR's turned on\n"); 1742 } 1743 #endif /* CONFIG_MTRR */ 1744 1745 if (!minfo->devflags.novga) 1746 request_region(0x3C0, 32, "matrox"); 1747 matroxfb_g450_connect(minfo); 1748 minfo->hw_switch->reset(minfo); 1749 1750 minfo->fbcon.monspecs.hfmin = 0; 1751 minfo->fbcon.monspecs.hfmax = fh; 1752 minfo->fbcon.monspecs.vfmin = 0; 1753 minfo->fbcon.monspecs.vfmax = fv; 1754 minfo->fbcon.monspecs.dpms = 0; /* TBD */ 1755 1756 /* static settings */ 1757 vesafb_defined.red = colors[depth-1].red; 1758 vesafb_defined.green = colors[depth-1].green; 1759 vesafb_defined.blue = colors[depth-1].blue; 1760 vesafb_defined.bits_per_pixel = colors[depth-1].bits_per_pixel; 1761 vesafb_defined.grayscale = grayscale; 1762 vesafb_defined.vmode = 0; 1763 if (noaccel) 1764 vesafb_defined.accel_flags &= ~FB_ACCELF_TEXT; 1765 1766 minfo->fbops = matroxfb_ops; 1767 minfo->fbcon.fbops = &minfo->fbops; 1768 minfo->fbcon.pseudo_palette = minfo->cmap; 1769 /* after __init time we are like module... no logo */ 1770 minfo->fbcon.flags = hotplug ? FBINFO_FLAG_MODULE : FBINFO_FLAG_DEFAULT; 1771 minfo->fbcon.flags |= FBINFO_PARTIAL_PAN_OK | /* Prefer panning for scroll under MC viewer/edit */ 1772 FBINFO_HWACCEL_COPYAREA | /* We have hw-assisted bmove */ 1773 FBINFO_HWACCEL_FILLRECT | /* And fillrect */ 1774 FBINFO_HWACCEL_IMAGEBLIT | /* And imageblit */ 1775 FBINFO_HWACCEL_XPAN | /* And we support both horizontal */ 1776 FBINFO_HWACCEL_YPAN | /* And vertical panning */ 1777 FBINFO_READS_FAST; 1778 minfo->video.len_usable &= PAGE_MASK; 1779 fb_alloc_cmap(&minfo->fbcon.cmap, 256, 1); 1780 1781 #ifndef MODULE 1782 /* mode database is marked __init!!! */ 1783 if (!hotplug) { 1784 fb_find_mode(&vesafb_defined, &minfo->fbcon, videomode[0] ? videomode : NULL, 1785 NULL, 0, &defaultmode, vesafb_defined.bits_per_pixel); 1786 } 1787 #endif /* !MODULE */ 1788 1789 /* mode modifiers */ 1790 if (hslen) 1791 vesafb_defined.hsync_len = hslen; 1792 if (vslen) 1793 vesafb_defined.vsync_len = vslen; 1794 if (left != ~0) 1795 vesafb_defined.left_margin = left; 1796 if (right != ~0) 1797 vesafb_defined.right_margin = right; 1798 if (upper != ~0) 1799 vesafb_defined.upper_margin = upper; 1800 if (lower != ~0) 1801 vesafb_defined.lower_margin = lower; 1802 if (xres) 1803 vesafb_defined.xres = xres; 1804 if (yres) 1805 vesafb_defined.yres = yres; 1806 if (sync != -1) 1807 vesafb_defined.sync = sync; 1808 else if (vesafb_defined.sync == ~0) { 1809 vesafb_defined.sync = 0; 1810 if (yres < 400) 1811 vesafb_defined.sync |= FB_SYNC_HOR_HIGH_ACT; 1812 else if (yres < 480) 1813 vesafb_defined.sync |= FB_SYNC_VERT_HIGH_ACT; 1814 } 1815 1816 /* fv, fh, maxclk limits was specified */ 1817 { 1818 unsigned int tmp; 1819 1820 if (fv) { 1821 tmp = fv * (vesafb_defined.upper_margin + vesafb_defined.yres 1822 + vesafb_defined.lower_margin + vesafb_defined.vsync_len); 1823 if ((tmp < fh) || (fh == 0)) fh = tmp; 1824 } 1825 if (fh) { 1826 tmp = fh * (vesafb_defined.left_margin + vesafb_defined.xres 1827 + vesafb_defined.right_margin + vesafb_defined.hsync_len); 1828 if ((tmp < maxclk) || (maxclk == 0)) maxclk = tmp; 1829 } 1830 tmp = (maxclk + 499) / 500; 1831 if (tmp) { 1832 tmp = (2000000000 + tmp) / tmp; 1833 if (tmp > pixclock) pixclock = tmp; 1834 } 1835 } 1836 if (pixclock) { 1837 if (pixclock < 2000) /* > 500MHz */ 1838 pixclock = 4000; /* 250MHz */ 1839 if (pixclock > 1000000) 1840 pixclock = 1000000; /* 1MHz */ 1841 vesafb_defined.pixclock = pixclock; 1842 } 1843 1844 /* FIXME: Where to move this?! */ 1845 #if defined(CONFIG_PPC_PMAC) 1846 #ifndef MODULE 1847 if (machine_is(powermac)) { 1848 struct fb_var_screeninfo var; 1849 if (default_vmode <= 0 || default_vmode > VMODE_MAX) 1850 default_vmode = VMODE_640_480_60; 1851 #ifdef CONFIG_NVRAM 1852 if (default_cmode == CMODE_NVRAM) 1853 default_cmode = nvram_read_byte(NV_CMODE); 1854 #endif 1855 if (default_cmode < CMODE_8 || default_cmode > CMODE_32) 1856 default_cmode = CMODE_8; 1857 if (!mac_vmode_to_var(default_vmode, default_cmode, &var)) { 1858 var.accel_flags = vesafb_defined.accel_flags; 1859 var.xoffset = var.yoffset = 0; 1860 /* Note: mac_vmode_to_var() does not set all parameters */ 1861 vesafb_defined = var; 1862 } 1863 } 1864 #endif /* !MODULE */ 1865 #endif /* CONFIG_PPC_PMAC */ 1866 vesafb_defined.xres_virtual = vesafb_defined.xres; 1867 if (nopan) { 1868 vesafb_defined.yres_virtual = vesafb_defined.yres; 1869 } else { 1870 vesafb_defined.yres_virtual = 65536; /* large enough to be INF, but small enough 1871 to yres_virtual * xres_virtual < 2^32 */ 1872 } 1873 matroxfb_init_fix(minfo); 1874 minfo->fbcon.screen_base = vaddr_va(minfo->video.vbase); 1875 /* Normalize values (namely yres_virtual) */ 1876 matroxfb_check_var(&vesafb_defined, &minfo->fbcon); 1877 /* And put it into "current" var. Do NOT program hardware yet, or we'll not take over 1878 * vgacon correctly. fbcon_startup will call fb_set_par for us, WITHOUT check_var, 1879 * and unfortunately it will do it BEFORE vgacon contents is saved, so it won't work 1880 * anyway. But we at least tried... */ 1881 minfo->fbcon.var = vesafb_defined; 1882 err = -EINVAL; 1883 1884 printk(KERN_INFO "matroxfb: %dx%dx%dbpp (virtual: %dx%d)\n", 1885 vesafb_defined.xres, vesafb_defined.yres, vesafb_defined.bits_per_pixel, 1886 vesafb_defined.xres_virtual, vesafb_defined.yres_virtual); 1887 printk(KERN_INFO "matroxfb: framebuffer at 0x%lX, mapped to 0x%p, size %d\n", 1888 minfo->video.base, vaddr_va(minfo->video.vbase), minfo->video.len); 1889 1890 /* We do not have to set currcon to 0... register_framebuffer do it for us on first console 1891 * and we do not want currcon == 0 for subsequent framebuffers */ 1892 1893 minfo->fbcon.device = &minfo->pcidev->dev; 1894 if (register_framebuffer(&minfo->fbcon) < 0) { 1895 goto failVideoIO; 1896 } 1897 fb_info(&minfo->fbcon, "%s frame buffer device\n", minfo->fbcon.fix.id); 1898 1899 /* there is no console on this fb... but we have to initialize hardware 1900 * until someone tells me what is proper thing to do */ 1901 if (!minfo->initialized) { 1902 fb_info(&minfo->fbcon, "initializing hardware\n"); 1903 /* We have to use FB_ACTIVATE_FORCE, as we had to put vesafb_defined to the fbcon.var 1904 * already before, so register_framebuffer works correctly. */ 1905 vesafb_defined.activate |= FB_ACTIVATE_FORCE; 1906 fb_set_var(&minfo->fbcon, &vesafb_defined); 1907 } 1908 1909 return 0; 1910 failVideoIO:; 1911 matroxfb_g450_shutdown(minfo); 1912 mga_iounmap(minfo->video.vbase); 1913 failCtrlIO:; 1914 mga_iounmap(minfo->mmio.vbase); 1915 failVideoMR:; 1916 release_mem_region(video_base_phys, minfo->video.len_maximum); 1917 failCtrlMR:; 1918 release_mem_region(ctrlptr_phys, 16384); 1919 fail:; 1920 return err; 1921 } 1922 1923 static LIST_HEAD(matroxfb_list); 1924 static LIST_HEAD(matroxfb_driver_list); 1925 1926 #define matroxfb_l(x) list_entry(x, struct matrox_fb_info, next_fb) 1927 #define matroxfb_driver_l(x) list_entry(x, struct matroxfb_driver, node) 1928 int matroxfb_register_driver(struct matroxfb_driver* drv) { 1929 struct matrox_fb_info* minfo; 1930 1931 list_add(&drv->node, &matroxfb_driver_list); 1932 for (minfo = matroxfb_l(matroxfb_list.next); 1933 minfo != matroxfb_l(&matroxfb_list); 1934 minfo = matroxfb_l(minfo->next_fb.next)) { 1935 void* p; 1936 1937 if (minfo->drivers_count == MATROXFB_MAX_FB_DRIVERS) 1938 continue; 1939 p = drv->probe(minfo); 1940 if (p) { 1941 minfo->drivers_data[minfo->drivers_count] = p; 1942 minfo->drivers[minfo->drivers_count++] = drv; 1943 } 1944 } 1945 return 0; 1946 } 1947 1948 void matroxfb_unregister_driver(struct matroxfb_driver* drv) { 1949 struct matrox_fb_info* minfo; 1950 1951 list_del(&drv->node); 1952 for (minfo = matroxfb_l(matroxfb_list.next); 1953 minfo != matroxfb_l(&matroxfb_list); 1954 minfo = matroxfb_l(minfo->next_fb.next)) { 1955 int i; 1956 1957 for (i = 0; i < minfo->drivers_count; ) { 1958 if (minfo->drivers[i] == drv) { 1959 if (drv && drv->remove) 1960 drv->remove(minfo, minfo->drivers_data[i]); 1961 minfo->drivers[i] = minfo->drivers[--minfo->drivers_count]; 1962 minfo->drivers_data[i] = minfo->drivers_data[minfo->drivers_count]; 1963 } else 1964 i++; 1965 } 1966 } 1967 } 1968 1969 static void matroxfb_register_device(struct matrox_fb_info* minfo) { 1970 struct matroxfb_driver* drv; 1971 int i = 0; 1972 list_add(&minfo->next_fb, &matroxfb_list); 1973 for (drv = matroxfb_driver_l(matroxfb_driver_list.next); 1974 drv != matroxfb_driver_l(&matroxfb_driver_list); 1975 drv = matroxfb_driver_l(drv->node.next)) { 1976 if (drv && drv->probe) { 1977 void *p = drv->probe(minfo); 1978 if (p) { 1979 minfo->drivers_data[i] = p; 1980 minfo->drivers[i++] = drv; 1981 if (i == MATROXFB_MAX_FB_DRIVERS) 1982 break; 1983 } 1984 } 1985 } 1986 minfo->drivers_count = i; 1987 } 1988 1989 static void matroxfb_unregister_device(struct matrox_fb_info* minfo) { 1990 int i; 1991 1992 list_del(&minfo->next_fb); 1993 for (i = 0; i < minfo->drivers_count; i++) { 1994 struct matroxfb_driver* drv = minfo->drivers[i]; 1995 1996 if (drv && drv->remove) 1997 drv->remove(minfo, minfo->drivers_data[i]); 1998 } 1999 } 2000 2001 static int matroxfb_probe(struct pci_dev* pdev, const struct pci_device_id* dummy) { 2002 struct board* b; 2003 u_int16_t svid; 2004 u_int16_t sid; 2005 struct matrox_fb_info* minfo; 2006 int err; 2007 u_int32_t cmd; 2008 DBG(__func__) 2009 2010 svid = pdev->subsystem_vendor; 2011 sid = pdev->subsystem_device; 2012 for (b = dev_list; b->vendor; b++) { 2013 if ((b->vendor != pdev->vendor) || (b->device != pdev->device) || (b->rev < pdev->revision)) continue; 2014 if (b->svid) 2015 if ((b->svid != svid) || (b->sid != sid)) continue; 2016 break; 2017 } 2018 /* not match... */ 2019 if (!b->vendor) 2020 return -ENODEV; 2021 if (dev > 0) { 2022 /* not requested one... */ 2023 dev--; 2024 return -ENODEV; 2025 } 2026 pci_read_config_dword(pdev, PCI_COMMAND, &cmd); 2027 if (pci_enable_device(pdev)) { 2028 return -1; 2029 } 2030 2031 minfo = kzalloc(sizeof(*minfo), GFP_KERNEL); 2032 if (!minfo) 2033 return -1; 2034 2035 minfo->pcidev = pdev; 2036 minfo->dead = 0; 2037 minfo->usecount = 0; 2038 minfo->userusecount = 0; 2039 2040 pci_set_drvdata(pdev, minfo); 2041 /* DEVFLAGS */ 2042 minfo->devflags.memtype = memtype; 2043 if (memtype != -1) 2044 noinit = 0; 2045 if (cmd & PCI_COMMAND_MEMORY) { 2046 minfo->devflags.novga = novga; 2047 minfo->devflags.nobios = nobios; 2048 minfo->devflags.noinit = noinit; 2049 /* subsequent heads always needs initialization and must not enable BIOS */ 2050 novga = 1; 2051 nobios = 1; 2052 noinit = 0; 2053 } else { 2054 minfo->devflags.novga = 1; 2055 minfo->devflags.nobios = 1; 2056 minfo->devflags.noinit = 0; 2057 } 2058 2059 minfo->devflags.nopciretry = no_pci_retry; 2060 minfo->devflags.mga_24bpp_fix = inv24; 2061 minfo->devflags.precise_width = option_precise_width; 2062 minfo->devflags.sgram = sgram; 2063 minfo->capable.cross4MB = cross4MB; 2064 2065 spin_lock_init(&minfo->lock.DAC); 2066 spin_lock_init(&minfo->lock.accel); 2067 init_rwsem(&minfo->crtc2.lock); 2068 init_rwsem(&minfo->altout.lock); 2069 mutex_init(&minfo->fbcon.mm_lock); 2070 minfo->irq_flags = 0; 2071 init_waitqueue_head(&minfo->crtc1.vsync.wait); 2072 init_waitqueue_head(&minfo->crtc2.vsync.wait); 2073 minfo->crtc1.panpos = -1; 2074 2075 err = initMatrox2(minfo, b); 2076 if (!err) { 2077 matroxfb_register_device(minfo); 2078 return 0; 2079 } 2080 kfree(minfo); 2081 return -1; 2082 } 2083 2084 static void pci_remove_matrox(struct pci_dev* pdev) { 2085 struct matrox_fb_info* minfo; 2086 2087 minfo = pci_get_drvdata(pdev); 2088 matroxfb_remove(minfo, 1); 2089 } 2090 2091 static struct pci_device_id matroxfb_devices[] = { 2092 #ifdef CONFIG_FB_MATROX_MILLENIUM 2093 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL, 2094 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2095 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL_2, 2096 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2097 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL_2_AGP, 2098 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2099 #endif 2100 #ifdef CONFIG_FB_MATROX_MYSTIQUE 2101 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS, 2102 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2103 #endif 2104 #ifdef CONFIG_FB_MATROX_G 2105 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_MM, 2106 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2107 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_AGP, 2108 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2109 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_PCI, 2110 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2111 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 2112 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2113 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400, 2114 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2115 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G550, 2116 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2117 #endif 2118 {0, 0, 2119 0, 0, 0, 0, 0} 2120 }; 2121 2122 MODULE_DEVICE_TABLE(pci, matroxfb_devices); 2123 2124 2125 static struct pci_driver matroxfb_driver = { 2126 .name = "matroxfb", 2127 .id_table = matroxfb_devices, 2128 .probe = matroxfb_probe, 2129 .remove = pci_remove_matrox, 2130 }; 2131 2132 /* **************************** init-time only **************************** */ 2133 2134 #define RSResolution(X) ((X) & 0x0F) 2135 #define RS640x400 1 2136 #define RS640x480 2 2137 #define RS800x600 3 2138 #define RS1024x768 4 2139 #define RS1280x1024 5 2140 #define RS1600x1200 6 2141 #define RS768x576 7 2142 #define RS960x720 8 2143 #define RS1152x864 9 2144 #define RS1408x1056 10 2145 #define RS640x350 11 2146 #define RS1056x344 12 /* 132 x 43 text */ 2147 #define RS1056x400 13 /* 132 x 50 text */ 2148 #define RS1056x480 14 /* 132 x 60 text */ 2149 #define RSNoxNo 15 2150 /* 10-FF */ 2151 static struct { int xres, yres, left, right, upper, lower, hslen, vslen, vfreq; } timmings[] __initdata = { 2152 { 640, 400, 48, 16, 39, 8, 96, 2, 70 }, 2153 { 640, 480, 48, 16, 33, 10, 96, 2, 60 }, 2154 { 800, 600, 144, 24, 28, 8, 112, 6, 60 }, 2155 { 1024, 768, 160, 32, 30, 4, 128, 4, 60 }, 2156 { 1280, 1024, 224, 32, 32, 4, 136, 4, 60 }, 2157 { 1600, 1200, 272, 48, 32, 5, 152, 5, 60 }, 2158 { 768, 576, 144, 16, 28, 6, 112, 4, 60 }, 2159 { 960, 720, 144, 24, 28, 8, 112, 4, 60 }, 2160 { 1152, 864, 192, 32, 30, 4, 128, 4, 60 }, 2161 { 1408, 1056, 256, 40, 32, 5, 144, 5, 60 }, 2162 { 640, 350, 48, 16, 39, 8, 96, 2, 70 }, 2163 { 1056, 344, 96, 24, 59, 44, 160, 2, 70 }, 2164 { 1056, 400, 96, 24, 39, 8, 160, 2, 70 }, 2165 { 1056, 480, 96, 24, 36, 12, 160, 3, 60 }, 2166 { 0, 0, ~0, ~0, ~0, ~0, 0, 0, 0 } 2167 }; 2168 2169 #define RSCreate(X,Y) ((X) | ((Y) << 8)) 2170 static struct { unsigned int vesa; unsigned int info; } *RSptr, vesamap[] __initdata = { 2171 /* default must be first */ 2172 { ~0, RSCreate(RSNoxNo, RS8bpp ) }, 2173 { 0x101, RSCreate(RS640x480, RS8bpp ) }, 2174 { 0x100, RSCreate(RS640x400, RS8bpp ) }, 2175 { 0x180, RSCreate(RS768x576, RS8bpp ) }, 2176 { 0x103, RSCreate(RS800x600, RS8bpp ) }, 2177 { 0x188, RSCreate(RS960x720, RS8bpp ) }, 2178 { 0x105, RSCreate(RS1024x768, RS8bpp ) }, 2179 { 0x190, RSCreate(RS1152x864, RS8bpp ) }, 2180 { 0x107, RSCreate(RS1280x1024, RS8bpp ) }, 2181 { 0x198, RSCreate(RS1408x1056, RS8bpp ) }, 2182 { 0x11C, RSCreate(RS1600x1200, RS8bpp ) }, 2183 { 0x110, RSCreate(RS640x480, RS15bpp) }, 2184 { 0x181, RSCreate(RS768x576, RS15bpp) }, 2185 { 0x113, RSCreate(RS800x600, RS15bpp) }, 2186 { 0x189, RSCreate(RS960x720, RS15bpp) }, 2187 { 0x116, RSCreate(RS1024x768, RS15bpp) }, 2188 { 0x191, RSCreate(RS1152x864, RS15bpp) }, 2189 { 0x119, RSCreate(RS1280x1024, RS15bpp) }, 2190 { 0x199, RSCreate(RS1408x1056, RS15bpp) }, 2191 { 0x11D, RSCreate(RS1600x1200, RS15bpp) }, 2192 { 0x111, RSCreate(RS640x480, RS16bpp) }, 2193 { 0x182, RSCreate(RS768x576, RS16bpp) }, 2194 { 0x114, RSCreate(RS800x600, RS16bpp) }, 2195 { 0x18A, RSCreate(RS960x720, RS16bpp) }, 2196 { 0x117, RSCreate(RS1024x768, RS16bpp) }, 2197 { 0x192, RSCreate(RS1152x864, RS16bpp) }, 2198 { 0x11A, RSCreate(RS1280x1024, RS16bpp) }, 2199 { 0x19A, RSCreate(RS1408x1056, RS16bpp) }, 2200 { 0x11E, RSCreate(RS1600x1200, RS16bpp) }, 2201 { 0x1B2, RSCreate(RS640x480, RS24bpp) }, 2202 { 0x184, RSCreate(RS768x576, RS24bpp) }, 2203 { 0x1B5, RSCreate(RS800x600, RS24bpp) }, 2204 { 0x18C, RSCreate(RS960x720, RS24bpp) }, 2205 { 0x1B8, RSCreate(RS1024x768, RS24bpp) }, 2206 { 0x194, RSCreate(RS1152x864, RS24bpp) }, 2207 { 0x1BB, RSCreate(RS1280x1024, RS24bpp) }, 2208 { 0x19C, RSCreate(RS1408x1056, RS24bpp) }, 2209 { 0x1BF, RSCreate(RS1600x1200, RS24bpp) }, 2210 { 0x112, RSCreate(RS640x480, RS32bpp) }, 2211 { 0x183, RSCreate(RS768x576, RS32bpp) }, 2212 { 0x115, RSCreate(RS800x600, RS32bpp) }, 2213 { 0x18B, RSCreate(RS960x720, RS32bpp) }, 2214 { 0x118, RSCreate(RS1024x768, RS32bpp) }, 2215 { 0x193, RSCreate(RS1152x864, RS32bpp) }, 2216 { 0x11B, RSCreate(RS1280x1024, RS32bpp) }, 2217 { 0x19B, RSCreate(RS1408x1056, RS32bpp) }, 2218 { 0x11F, RSCreate(RS1600x1200, RS32bpp) }, 2219 { 0x010, RSCreate(RS640x350, RS4bpp ) }, 2220 { 0x012, RSCreate(RS640x480, RS4bpp ) }, 2221 { 0x102, RSCreate(RS800x600, RS4bpp ) }, 2222 { 0x104, RSCreate(RS1024x768, RS4bpp ) }, 2223 { 0x106, RSCreate(RS1280x1024, RS4bpp ) }, 2224 { 0, 0 }}; 2225 2226 static void __init matroxfb_init_params(void) { 2227 /* fh from kHz to Hz */ 2228 if (fh < 1000) 2229 fh *= 1000; /* 1kHz minimum */ 2230 /* maxclk */ 2231 if (maxclk < 1000) maxclk *= 1000; /* kHz -> Hz, MHz -> kHz */ 2232 if (maxclk < 1000000) maxclk *= 1000; /* kHz -> Hz, 1MHz minimum */ 2233 /* fix VESA number */ 2234 if (vesa != ~0) 2235 vesa &= 0x1DFF; /* mask out clearscreen, acceleration and so on */ 2236 2237 /* static settings */ 2238 for (RSptr = vesamap; RSptr->vesa; RSptr++) { 2239 if (RSptr->vesa == vesa) break; 2240 } 2241 if (!RSptr->vesa) { 2242 printk(KERN_ERR "Invalid vesa mode 0x%04X\n", vesa); 2243 RSptr = vesamap; 2244 } 2245 { 2246 int res = RSResolution(RSptr->info)-1; 2247 if (left == ~0) 2248 left = timmings[res].left; 2249 if (!xres) 2250 xres = timmings[res].xres; 2251 if (right == ~0) 2252 right = timmings[res].right; 2253 if (!hslen) 2254 hslen = timmings[res].hslen; 2255 if (upper == ~0) 2256 upper = timmings[res].upper; 2257 if (!yres) 2258 yres = timmings[res].yres; 2259 if (lower == ~0) 2260 lower = timmings[res].lower; 2261 if (!vslen) 2262 vslen = timmings[res].vslen; 2263 if (!(fv||fh||maxclk||pixclock)) 2264 fv = timmings[res].vfreq; 2265 if (depth == -1) 2266 depth = RSDepth(RSptr->info); 2267 } 2268 } 2269 2270 static int __init matrox_init(void) { 2271 int err; 2272 2273 matroxfb_init_params(); 2274 err = pci_register_driver(&matroxfb_driver); 2275 dev = -1; /* accept all new devices... */ 2276 return err; 2277 } 2278 2279 /* **************************** exit-time only **************************** */ 2280 2281 static void __exit matrox_done(void) { 2282 pci_unregister_driver(&matroxfb_driver); 2283 } 2284 2285 #ifndef MODULE 2286 2287 /* ************************* init in-kernel code ************************** */ 2288 2289 static int __init matroxfb_setup(char *options) { 2290 char *this_opt; 2291 2292 DBG(__func__) 2293 2294 if (!options || !*options) 2295 return 0; 2296 2297 while ((this_opt = strsep(&options, ",")) != NULL) { 2298 if (!*this_opt) continue; 2299 2300 dprintk("matroxfb_setup: option %s\n", this_opt); 2301 2302 if (!strncmp(this_opt, "dev:", 4)) 2303 dev = simple_strtoul(this_opt+4, NULL, 0); 2304 else if (!strncmp(this_opt, "depth:", 6)) { 2305 switch (simple_strtoul(this_opt+6, NULL, 0)) { 2306 case 0: depth = RSText; break; 2307 case 4: depth = RS4bpp; break; 2308 case 8: depth = RS8bpp; break; 2309 case 15:depth = RS15bpp; break; 2310 case 16:depth = RS16bpp; break; 2311 case 24:depth = RS24bpp; break; 2312 case 32:depth = RS32bpp; break; 2313 default: 2314 printk(KERN_ERR "matroxfb: unsupported color depth\n"); 2315 } 2316 } else if (!strncmp(this_opt, "xres:", 5)) 2317 xres = simple_strtoul(this_opt+5, NULL, 0); 2318 else if (!strncmp(this_opt, "yres:", 5)) 2319 yres = simple_strtoul(this_opt+5, NULL, 0); 2320 else if (!strncmp(this_opt, "vslen:", 6)) 2321 vslen = simple_strtoul(this_opt+6, NULL, 0); 2322 else if (!strncmp(this_opt, "hslen:", 6)) 2323 hslen = simple_strtoul(this_opt+6, NULL, 0); 2324 else if (!strncmp(this_opt, "left:", 5)) 2325 left = simple_strtoul(this_opt+5, NULL, 0); 2326 else if (!strncmp(this_opt, "right:", 6)) 2327 right = simple_strtoul(this_opt+6, NULL, 0); 2328 else if (!strncmp(this_opt, "upper:", 6)) 2329 upper = simple_strtoul(this_opt+6, NULL, 0); 2330 else if (!strncmp(this_opt, "lower:", 6)) 2331 lower = simple_strtoul(this_opt+6, NULL, 0); 2332 else if (!strncmp(this_opt, "pixclock:", 9)) 2333 pixclock = simple_strtoul(this_opt+9, NULL, 0); 2334 else if (!strncmp(this_opt, "sync:", 5)) 2335 sync = simple_strtoul(this_opt+5, NULL, 0); 2336 else if (!strncmp(this_opt, "vesa:", 5)) 2337 vesa = simple_strtoul(this_opt+5, NULL, 0); 2338 else if (!strncmp(this_opt, "maxclk:", 7)) 2339 maxclk = simple_strtoul(this_opt+7, NULL, 0); 2340 else if (!strncmp(this_opt, "fh:", 3)) 2341 fh = simple_strtoul(this_opt+3, NULL, 0); 2342 else if (!strncmp(this_opt, "fv:", 3)) 2343 fv = simple_strtoul(this_opt+3, NULL, 0); 2344 else if (!strncmp(this_opt, "mem:", 4)) 2345 mem = simple_strtoul(this_opt+4, NULL, 0); 2346 else if (!strncmp(this_opt, "mode:", 5)) 2347 strlcpy(videomode, this_opt+5, sizeof(videomode)); 2348 else if (!strncmp(this_opt, "outputs:", 8)) 2349 strlcpy(outputs, this_opt+8, sizeof(outputs)); 2350 else if (!strncmp(this_opt, "dfp:", 4)) { 2351 dfp_type = simple_strtoul(this_opt+4, NULL, 0); 2352 dfp = 1; 2353 } 2354 #ifdef CONFIG_PPC_PMAC 2355 else if (!strncmp(this_opt, "vmode:", 6)) { 2356 unsigned int vmode = simple_strtoul(this_opt+6, NULL, 0); 2357 if (vmode > 0 && vmode <= VMODE_MAX) 2358 default_vmode = vmode; 2359 } else if (!strncmp(this_opt, "cmode:", 6)) { 2360 unsigned int cmode = simple_strtoul(this_opt+6, NULL, 0); 2361 switch (cmode) { 2362 case 0: 2363 case 8: 2364 default_cmode = CMODE_8; 2365 break; 2366 case 15: 2367 case 16: 2368 default_cmode = CMODE_16; 2369 break; 2370 case 24: 2371 case 32: 2372 default_cmode = CMODE_32; 2373 break; 2374 } 2375 } 2376 #endif 2377 else if (!strcmp(this_opt, "disabled")) /* nodisabled does not exist */ 2378 disabled = 1; 2379 else if (!strcmp(this_opt, "enabled")) /* noenabled does not exist */ 2380 disabled = 0; 2381 else if (!strcmp(this_opt, "sgram")) /* nosgram == sdram */ 2382 sgram = 1; 2383 else if (!strcmp(this_opt, "sdram")) 2384 sgram = 0; 2385 else if (!strncmp(this_opt, "memtype:", 8)) 2386 memtype = simple_strtoul(this_opt+8, NULL, 0); 2387 else { 2388 int value = 1; 2389 2390 if (!strncmp(this_opt, "no", 2)) { 2391 value = 0; 2392 this_opt += 2; 2393 } 2394 if (! strcmp(this_opt, "inverse")) 2395 inverse = value; 2396 else if (!strcmp(this_opt, "accel")) 2397 noaccel = !value; 2398 else if (!strcmp(this_opt, "pan")) 2399 nopan = !value; 2400 else if (!strcmp(this_opt, "pciretry")) 2401 no_pci_retry = !value; 2402 else if (!strcmp(this_opt, "vga")) 2403 novga = !value; 2404 else if (!strcmp(this_opt, "bios")) 2405 nobios = !value; 2406 else if (!strcmp(this_opt, "init")) 2407 noinit = !value; 2408 #ifdef CONFIG_MTRR 2409 else if (!strcmp(this_opt, "mtrr")) 2410 mtrr = value; 2411 #endif 2412 else if (!strcmp(this_opt, "inv24")) 2413 inv24 = value; 2414 else if (!strcmp(this_opt, "cross4MB")) 2415 cross4MB = value; 2416 else if (!strcmp(this_opt, "grayscale")) 2417 grayscale = value; 2418 else if (!strcmp(this_opt, "dfp")) 2419 dfp = value; 2420 else { 2421 strlcpy(videomode, this_opt, sizeof(videomode)); 2422 } 2423 } 2424 } 2425 return 0; 2426 } 2427 2428 static int __initdata initialized = 0; 2429 2430 static int __init matroxfb_init(void) 2431 { 2432 char *option = NULL; 2433 int err = 0; 2434 2435 DBG(__func__) 2436 2437 if (fb_get_options("matroxfb", &option)) 2438 return -ENODEV; 2439 matroxfb_setup(option); 2440 2441 if (disabled) 2442 return -ENXIO; 2443 if (!initialized) { 2444 initialized = 1; 2445 err = matrox_init(); 2446 } 2447 hotplug = 1; 2448 /* never return failure, user can hotplug matrox later... */ 2449 return err; 2450 } 2451 2452 module_init(matroxfb_init); 2453 2454 #else 2455 2456 /* *************************** init module code **************************** */ 2457 2458 MODULE_AUTHOR("(c) 1998-2002 Petr Vandrovec <vandrove@vc.cvut.cz>"); 2459 MODULE_DESCRIPTION("Accelerated FBDev driver for Matrox Millennium/Mystique/G100/G200/G400/G450/G550"); 2460 MODULE_LICENSE("GPL"); 2461 2462 module_param(mem, int, 0); 2463 MODULE_PARM_DESC(mem, "Size of available memory in MB, KB or B (2,4,8,12,16MB, default=autodetect)"); 2464 module_param(disabled, int, 0); 2465 MODULE_PARM_DESC(disabled, "Disabled (0 or 1=disabled) (default=0)"); 2466 module_param(noaccel, int, 0); 2467 MODULE_PARM_DESC(noaccel, "Do not use accelerating engine (0 or 1=disabled) (default=0)"); 2468 module_param(nopan, int, 0); 2469 MODULE_PARM_DESC(nopan, "Disable pan on startup (0 or 1=disabled) (default=0)"); 2470 module_param(no_pci_retry, int, 0); 2471 MODULE_PARM_DESC(no_pci_retry, "PCI retries enabled (0 or 1=disabled) (default=0)"); 2472 module_param(novga, int, 0); 2473 MODULE_PARM_DESC(novga, "VGA I/O (0x3C0-0x3DF) disabled (0 or 1=disabled) (default=0)"); 2474 module_param(nobios, int, 0); 2475 MODULE_PARM_DESC(nobios, "Disables ROM BIOS (0 or 1=disabled) (default=do not change BIOS state)"); 2476 module_param(noinit, int, 0); 2477 MODULE_PARM_DESC(noinit, "Disables W/SG/SD-RAM and bus interface initialization (0 or 1=do not initialize) (default=0)"); 2478 module_param(memtype, int, 0); 2479 MODULE_PARM_DESC(memtype, "Memory type for G200/G400 (see Documentation/fb/matroxfb.txt for explanation) (default=3 for G200, 0 for G400)"); 2480 #ifdef CONFIG_MTRR 2481 module_param(mtrr, int, 0); 2482 MODULE_PARM_DESC(mtrr, "This speeds up video memory accesses (0=disabled or 1) (default=1)"); 2483 #endif 2484 module_param(sgram, int, 0); 2485 MODULE_PARM_DESC(sgram, "Indicates that G100/G200/G400 has SGRAM memory (0=SDRAM, 1=SGRAM) (default=0)"); 2486 module_param(inv24, int, 0); 2487 MODULE_PARM_DESC(inv24, "Inverts clock polarity for 24bpp and loop frequency > 100MHz (default=do not invert polarity)"); 2488 module_param(inverse, int, 0); 2489 MODULE_PARM_DESC(inverse, "Inverse (0 or 1) (default=0)"); 2490 module_param(dev, int, 0); 2491 MODULE_PARM_DESC(dev, "Multihead support, attach to device ID (0..N) (default=all working)"); 2492 module_param(vesa, int, 0); 2493 MODULE_PARM_DESC(vesa, "Startup videomode (0x000-0x1FF) (default=0x101)"); 2494 module_param(xres, int, 0); 2495 MODULE_PARM_DESC(xres, "Horizontal resolution (px), overrides xres from vesa (default=vesa)"); 2496 module_param(yres, int, 0); 2497 MODULE_PARM_DESC(yres, "Vertical resolution (scans), overrides yres from vesa (default=vesa)"); 2498 module_param(upper, int, 0); 2499 MODULE_PARM_DESC(upper, "Upper blank space (scans), overrides upper from vesa (default=vesa)"); 2500 module_param(lower, int, 0); 2501 MODULE_PARM_DESC(lower, "Lower blank space (scans), overrides lower from vesa (default=vesa)"); 2502 module_param(vslen, int, 0); 2503 MODULE_PARM_DESC(vslen, "Vertical sync length (scans), overrides lower from vesa (default=vesa)"); 2504 module_param(left, int, 0); 2505 MODULE_PARM_DESC(left, "Left blank space (px), overrides left from vesa (default=vesa)"); 2506 module_param(right, int, 0); 2507 MODULE_PARM_DESC(right, "Right blank space (px), overrides right from vesa (default=vesa)"); 2508 module_param(hslen, int, 0); 2509 MODULE_PARM_DESC(hslen, "Horizontal sync length (px), overrides hslen from vesa (default=vesa)"); 2510 module_param(pixclock, int, 0); 2511 MODULE_PARM_DESC(pixclock, "Pixelclock (ns), overrides pixclock from vesa (default=vesa)"); 2512 module_param(sync, int, 0); 2513 MODULE_PARM_DESC(sync, "Sync polarity, overrides sync from vesa (default=vesa)"); 2514 module_param(depth, int, 0); 2515 MODULE_PARM_DESC(depth, "Color depth (0=text,8,15,16,24,32) (default=vesa)"); 2516 module_param(maxclk, int, 0); 2517 MODULE_PARM_DESC(maxclk, "Startup maximal clock, 0-999MHz, 1000-999999kHz, 1000000-INF Hz"); 2518 module_param(fh, int, 0); 2519 MODULE_PARM_DESC(fh, "Startup horizontal frequency, 0-999kHz, 1000-INF Hz"); 2520 module_param(fv, int, 0); 2521 MODULE_PARM_DESC(fv, "Startup vertical frequency, 0-INF Hz\n" 2522 "You should specify \"fv:max_monitor_vsync,fh:max_monitor_hsync,maxclk:max_monitor_dotclock\""); 2523 module_param(grayscale, int, 0); 2524 MODULE_PARM_DESC(grayscale, "Sets display into grayscale. Works perfectly with paletized videomode (4, 8bpp), some limitations apply to 16, 24 and 32bpp videomodes (default=nograyscale)"); 2525 module_param(cross4MB, int, 0); 2526 MODULE_PARM_DESC(cross4MB, "Specifies that 4MB boundary can be in middle of line. (default=autodetected)"); 2527 module_param(dfp, int, 0); 2528 MODULE_PARM_DESC(dfp, "Specifies whether to use digital flat panel interface of G200/G400 (0 or 1) (default=0)"); 2529 module_param(dfp_type, int, 0); 2530 MODULE_PARM_DESC(dfp_type, "Specifies DFP interface type (0 to 255) (default=read from hardware)"); 2531 module_param_string(outputs, outputs, sizeof(outputs), 0); 2532 MODULE_PARM_DESC(outputs, "Specifies which CRTC is mapped to which output (string of up to three letters, consisting of 0 (disabled), 1 (CRTC1), 2 (CRTC2)) (default=111 for Gx50, 101 for G200/G400 with DFP, and 100 for all other devices)"); 2533 #ifdef CONFIG_PPC_PMAC 2534 module_param_named(vmode, default_vmode, int, 0); 2535 MODULE_PARM_DESC(vmode, "Specify the vmode mode number that should be used (640x480 default)"); 2536 module_param_named(cmode, default_cmode, int, 0); 2537 MODULE_PARM_DESC(cmode, "Specify the video depth that should be used (8bit default)"); 2538 #endif 2539 2540 int __init init_module(void){ 2541 2542 DBG(__func__) 2543 2544 if (disabled) 2545 return -ENXIO; 2546 2547 if (depth == 0) 2548 depth = RSText; 2549 else if (depth == 4) 2550 depth = RS4bpp; 2551 else if (depth == 8) 2552 depth = RS8bpp; 2553 else if (depth == 15) 2554 depth = RS15bpp; 2555 else if (depth == 16) 2556 depth = RS16bpp; 2557 else if (depth == 24) 2558 depth = RS24bpp; 2559 else if (depth == 32) 2560 depth = RS32bpp; 2561 else if (depth != -1) { 2562 printk(KERN_ERR "matroxfb: depth %d is not supported, using default\n", depth); 2563 depth = -1; 2564 } 2565 matrox_init(); 2566 /* never return failure; user can hotplug matrox later... */ 2567 return 0; 2568 } 2569 #endif /* MODULE */ 2570 2571 module_exit(matrox_done); 2572 EXPORT_SYMBOL(matroxfb_register_driver); 2573 EXPORT_SYMBOL(matroxfb_unregister_driver); 2574 EXPORT_SYMBOL(matroxfb_wait_for_sync); 2575 EXPORT_SYMBOL(matroxfb_enable_irq); 2576 2577 /* 2578 * Overrides for Emacs so that we follow Linus's tabbing style. 2579 * --------------------------------------------------------------------------- 2580 * Local variables: 2581 * c-basic-offset: 8 2582 * End: 2583 */ 2584 2585