1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * 4 * Hardware accelerated Matrox Millennium I, II, Mystique, G100, G200 and G400 5 * 6 * (c) 1998-2002 Petr Vandrovec <vandrove@vc.cvut.cz> 7 * 8 * Portions Copyright (c) 2001 Matrox Graphics Inc. 9 * 10 * Version: 1.65 2002/08/14 11 * 12 * MTRR stuff: 1998 Tom Rini <trini@kernel.crashing.org> 13 * 14 * Contributors: "menion?" <menion@mindless.com> 15 * Betatesting, fixes, ideas 16 * 17 * "Kurt Garloff" <garloff@suse.de> 18 * Betatesting, fixes, ideas, videomodes, videomodes timmings 19 * 20 * "Tom Rini" <trini@kernel.crashing.org> 21 * MTRR stuff, PPC cleanups, betatesting, fixes, ideas 22 * 23 * "Bibek Sahu" <scorpio@dodds.net> 24 * Access device through readb|w|l and write b|w|l 25 * Extensive debugging stuff 26 * 27 * "Daniel Haun" <haund@usa.net> 28 * Testing, hardware cursor fixes 29 * 30 * "Scott Wood" <sawst46+@pitt.edu> 31 * Fixes 32 * 33 * "Gerd Knorr" <kraxel@goldbach.isdn.cs.tu-berlin.de> 34 * Betatesting 35 * 36 * "Kelly French" <targon@hazmat.com> 37 * "Fernando Herrera" <fherrera@eurielec.etsit.upm.es> 38 * Betatesting, bug reporting 39 * 40 * "Pablo Bianucci" <pbian@pccp.com.ar> 41 * Fixes, ideas, betatesting 42 * 43 * "Inaky Perez Gonzalez" <inaky@peloncho.fis.ucm.es> 44 * Fixes, enhandcements, ideas, betatesting 45 * 46 * "Ryuichi Oikawa" <roikawa@rr.iiij4u.or.jp> 47 * PPC betatesting, PPC support, backward compatibility 48 * 49 * "Paul Womar" <Paul@pwomar.demon.co.uk> 50 * "Owen Waller" <O.Waller@ee.qub.ac.uk> 51 * PPC betatesting 52 * 53 * "Thomas Pornin" <pornin@bolet.ens.fr> 54 * Alpha betatesting 55 * 56 * "Pieter van Leuven" <pvl@iae.nl> 57 * "Ulf Jaenicke-Roessler" <ujr@physik.phy.tu-dresden.de> 58 * G100 testing 59 * 60 * "H. Peter Arvin" <hpa@transmeta.com> 61 * Ideas 62 * 63 * "Cort Dougan" <cort@cs.nmt.edu> 64 * CHRP fixes and PReP cleanup 65 * 66 * "Mark Vojkovich" <mvojkovi@ucsd.edu> 67 * G400 support 68 * 69 * "Samuel Hocevar" <sam@via.ecp.fr> 70 * Fixes 71 * 72 * "Anton Altaparmakov" <AntonA@bigfoot.com> 73 * G400 MAX/non-MAX distinction 74 * 75 * "Ken Aaker" <kdaaker@rchland.vnet.ibm.com> 76 * memtype extension (needed for GXT130P RS/6000 adapter) 77 * 78 * "Uns Lider" <unslider@miranda.org> 79 * G100 PLNWT fixes 80 * 81 * "Denis Zaitsev" <zzz@cd-club.ru> 82 * Fixes 83 * 84 * "Mike Pieper" <mike@pieper-family.de> 85 * TVOut enhandcements, V4L2 control interface. 86 * 87 * "Diego Biurrun" <diego@biurrun.de> 88 * DFP testing 89 * 90 * (following author is not in any relation with this code, but his code 91 * is included in this driver) 92 * 93 * Based on framebuffer driver for VBE 2.0 compliant graphic boards 94 * (c) 1998 Gerd Knorr <kraxel@cs.tu-berlin.de> 95 * 96 * (following author is not in any relation with this code, but his ideas 97 * were used when writing this driver) 98 * 99 * FreeVBE/AF (Matrox), "Shawn Hargreaves" <shawn@talula.demon.co.uk> 100 * 101 */ 102 103 #include <linux/aperture.h> 104 #include <linux/version.h> 105 106 #include "matroxfb_base.h" 107 #include "matroxfb_misc.h" 108 #include "matroxfb_accel.h" 109 #include "matroxfb_DAC1064.h" 110 #include "matroxfb_Ti3026.h" 111 #include "matroxfb_maven.h" 112 #include "matroxfb_crtc2.h" 113 #include "matroxfb_g450.h" 114 #include <linux/matroxfb.h> 115 #include <linux/interrupt.h> 116 #include <linux/nvram.h> 117 #include <linux/slab.h> 118 #include <linux/uaccess.h> 119 120 #ifdef CONFIG_PPC_PMAC 121 #include <asm/machdep.h> 122 static int default_vmode = VMODE_NVRAM; 123 static int default_cmode = CMODE_NVRAM; 124 #endif 125 126 static void matroxfb_unregister_device(struct matrox_fb_info* minfo); 127 128 /* --------------------------------------------------------------------- */ 129 130 /* 131 * card parameters 132 */ 133 134 /* --------------------------------------------------------------------- */ 135 136 static struct fb_var_screeninfo vesafb_defined = { 137 640,480,640,480,/* W,H, W, H (virtual) load xres,xres_virtual*/ 138 0,0, /* virtual -> visible no offset */ 139 8, /* depth -> load bits_per_pixel */ 140 0, /* greyscale ? */ 141 {0,0,0}, /* R */ 142 {0,0,0}, /* G */ 143 {0,0,0}, /* B */ 144 {0,0,0}, /* transparency */ 145 0, /* standard pixel format */ 146 FB_ACTIVATE_NOW, 147 -1,-1, 148 FB_ACCELF_TEXT, /* accel flags */ 149 39721L,48L,16L,33L,10L, 150 96L,2L,~0, /* No sync info */ 151 FB_VMODE_NONINTERLACED, 152 }; 153 154 155 156 /* --------------------------------------------------------------------- */ 157 static void update_crtc2(struct matrox_fb_info *minfo, unsigned int pos) 158 { 159 struct matroxfb_dh_fb_info *info = minfo->crtc2.info; 160 161 /* Make sure that displays are compatible */ 162 if (info && (info->fbcon.var.bits_per_pixel == minfo->fbcon.var.bits_per_pixel) 163 && (info->fbcon.var.xres_virtual == minfo->fbcon.var.xres_virtual) 164 && (info->fbcon.var.green.length == minfo->fbcon.var.green.length) 165 ) { 166 switch (minfo->fbcon.var.bits_per_pixel) { 167 case 16: 168 case 32: 169 pos = pos * 8; 170 if (info->interlaced) { 171 mga_outl(0x3C2C, pos); 172 mga_outl(0x3C28, pos + minfo->fbcon.var.xres_virtual * minfo->fbcon.var.bits_per_pixel / 8); 173 } else { 174 mga_outl(0x3C28, pos); 175 } 176 break; 177 } 178 } 179 } 180 181 static void matroxfb_crtc1_panpos(struct matrox_fb_info *minfo) 182 { 183 if (minfo->crtc1.panpos >= 0) { 184 unsigned long flags; 185 int panpos; 186 187 matroxfb_DAC_lock_irqsave(flags); 188 panpos = minfo->crtc1.panpos; 189 if (panpos >= 0) { 190 unsigned int extvga_reg; 191 192 minfo->crtc1.panpos = -1; /* No update pending anymore */ 193 extvga_reg = mga_inb(M_EXTVGA_INDEX); 194 mga_setr(M_EXTVGA_INDEX, 0x00, panpos); 195 if (extvga_reg != 0x00) { 196 mga_outb(M_EXTVGA_INDEX, extvga_reg); 197 } 198 } 199 matroxfb_DAC_unlock_irqrestore(flags); 200 } 201 } 202 203 static irqreturn_t matrox_irq(int irq, void *dev_id) 204 { 205 u_int32_t status; 206 int handled = 0; 207 struct matrox_fb_info *minfo = dev_id; 208 209 status = mga_inl(M_STATUS); 210 211 if (status & 0x20) { 212 mga_outl(M_ICLEAR, 0x20); 213 minfo->crtc1.vsync.cnt++; 214 matroxfb_crtc1_panpos(minfo); 215 wake_up_interruptible(&minfo->crtc1.vsync.wait); 216 handled = 1; 217 } 218 if (status & 0x200) { 219 mga_outl(M_ICLEAR, 0x200); 220 minfo->crtc2.vsync.cnt++; 221 wake_up_interruptible(&minfo->crtc2.vsync.wait); 222 handled = 1; 223 } 224 return IRQ_RETVAL(handled); 225 } 226 227 int matroxfb_enable_irq(struct matrox_fb_info *minfo, int reenable) 228 { 229 u_int32_t bm; 230 231 if (minfo->devflags.accelerator == FB_ACCEL_MATROX_MGAG400) 232 bm = 0x220; 233 else 234 bm = 0x020; 235 236 if (!test_and_set_bit(0, &minfo->irq_flags)) { 237 if (request_irq(minfo->pcidev->irq, matrox_irq, 238 IRQF_SHARED, "matroxfb", minfo)) { 239 clear_bit(0, &minfo->irq_flags); 240 return -EINVAL; 241 } 242 /* Clear any pending field interrupts */ 243 mga_outl(M_ICLEAR, bm); 244 mga_outl(M_IEN, mga_inl(M_IEN) | bm); 245 } else if (reenable) { 246 u_int32_t ien; 247 248 ien = mga_inl(M_IEN); 249 if ((ien & bm) != bm) { 250 printk(KERN_DEBUG "matroxfb: someone disabled IRQ [%08X]\n", ien); 251 mga_outl(M_IEN, ien | bm); 252 } 253 } 254 return 0; 255 } 256 257 static void matroxfb_disable_irq(struct matrox_fb_info *minfo) 258 { 259 if (test_and_clear_bit(0, &minfo->irq_flags)) { 260 /* Flush pending pan-at-vbl request... */ 261 matroxfb_crtc1_panpos(minfo); 262 if (minfo->devflags.accelerator == FB_ACCEL_MATROX_MGAG400) 263 mga_outl(M_IEN, mga_inl(M_IEN) & ~0x220); 264 else 265 mga_outl(M_IEN, mga_inl(M_IEN) & ~0x20); 266 free_irq(minfo->pcidev->irq, minfo); 267 } 268 } 269 270 int matroxfb_wait_for_sync(struct matrox_fb_info *minfo, u_int32_t crtc) 271 { 272 struct matrox_vsync *vs; 273 unsigned int cnt; 274 int ret; 275 276 switch (crtc) { 277 case 0: 278 vs = &minfo->crtc1.vsync; 279 break; 280 case 1: 281 if (minfo->devflags.accelerator != FB_ACCEL_MATROX_MGAG400) { 282 return -ENODEV; 283 } 284 vs = &minfo->crtc2.vsync; 285 break; 286 default: 287 return -ENODEV; 288 } 289 ret = matroxfb_enable_irq(minfo, 0); 290 if (ret) { 291 return ret; 292 } 293 294 cnt = vs->cnt; 295 ret = wait_event_interruptible_timeout(vs->wait, cnt != vs->cnt, HZ/10); 296 if (ret < 0) { 297 return ret; 298 } 299 if (ret == 0) { 300 matroxfb_enable_irq(minfo, 1); 301 return -ETIMEDOUT; 302 } 303 return 0; 304 } 305 306 /* --------------------------------------------------------------------- */ 307 308 static void matrox_pan_var(struct matrox_fb_info *minfo, 309 struct fb_var_screeninfo *var) 310 { 311 unsigned int pos; 312 unsigned short p0, p1, p2; 313 unsigned int p3; 314 int vbl; 315 unsigned long flags; 316 317 CRITFLAGS 318 319 DBG(__func__) 320 321 if (minfo->dead) 322 return; 323 324 minfo->fbcon.var.xoffset = var->xoffset; 325 minfo->fbcon.var.yoffset = var->yoffset; 326 pos = (minfo->fbcon.var.yoffset * minfo->fbcon.var.xres_virtual + minfo->fbcon.var.xoffset) * minfo->curr.final_bppShift / 32; 327 pos += minfo->curr.ydstorg.chunks; 328 p0 = minfo->hw.CRTC[0x0D] = pos & 0xFF; 329 p1 = minfo->hw.CRTC[0x0C] = (pos & 0xFF00) >> 8; 330 p2 = minfo->hw.CRTCEXT[0] = (minfo->hw.CRTCEXT[0] & 0xB0) | ((pos >> 16) & 0x0F) | ((pos >> 14) & 0x40); 331 p3 = minfo->hw.CRTCEXT[8] = pos >> 21; 332 333 /* FB_ACTIVATE_VBL and we can acquire interrupts? Honor FB_ACTIVATE_VBL then... */ 334 vbl = (var->activate & FB_ACTIVATE_VBL) && (matroxfb_enable_irq(minfo, 0) == 0); 335 336 CRITBEGIN 337 338 matroxfb_DAC_lock_irqsave(flags); 339 mga_setr(M_CRTC_INDEX, 0x0D, p0); 340 mga_setr(M_CRTC_INDEX, 0x0C, p1); 341 if (minfo->devflags.support32MB) 342 mga_setr(M_EXTVGA_INDEX, 0x08, p3); 343 if (vbl) { 344 minfo->crtc1.panpos = p2; 345 } else { 346 /* Abort any pending change */ 347 minfo->crtc1.panpos = -1; 348 mga_setr(M_EXTVGA_INDEX, 0x00, p2); 349 } 350 matroxfb_DAC_unlock_irqrestore(flags); 351 352 update_crtc2(minfo, pos); 353 354 CRITEND 355 } 356 357 static void matroxfb_remove(struct matrox_fb_info *minfo, int dummy) 358 { 359 /* Currently we are holding big kernel lock on all dead & usecount updates. 360 * Destroy everything after all users release it. Especially do not unregister 361 * framebuffer and iounmap memory, neither fbmem nor fbcon-cfb* does not check 362 * for device unplugged when in use. 363 * In future we should point mmio.vbase & video.vbase somewhere where we can 364 * write data without causing too much damage... 365 */ 366 367 minfo->dead = 1; 368 if (minfo->usecount) { 369 /* destroy it later */ 370 return; 371 } 372 matroxfb_unregister_device(minfo); 373 unregister_framebuffer(&minfo->fbcon); 374 matroxfb_g450_shutdown(minfo); 375 arch_phys_wc_del(minfo->wc_cookie); 376 iounmap(minfo->mmio.vbase.vaddr); 377 iounmap(minfo->video.vbase.vaddr); 378 release_mem_region(minfo->video.base, minfo->video.len_maximum); 379 release_mem_region(minfo->mmio.base, 16384); 380 kfree(minfo); 381 } 382 383 /* 384 * Open/Release the frame buffer device 385 */ 386 387 static int matroxfb_open(struct fb_info *info, int user) 388 { 389 struct matrox_fb_info *minfo = info2minfo(info); 390 391 DBG_LOOP(__func__) 392 393 if (minfo->dead) { 394 return -ENXIO; 395 } 396 minfo->usecount++; 397 if (user) { 398 minfo->userusecount++; 399 } 400 return(0); 401 } 402 403 static int matroxfb_release(struct fb_info *info, int user) 404 { 405 struct matrox_fb_info *minfo = info2minfo(info); 406 407 DBG_LOOP(__func__) 408 409 if (user) { 410 if (0 == --minfo->userusecount) { 411 matroxfb_disable_irq(minfo); 412 } 413 } 414 if (!(--minfo->usecount) && minfo->dead) { 415 matroxfb_remove(minfo, 0); 416 } 417 return(0); 418 } 419 420 static int matroxfb_pan_display(struct fb_var_screeninfo *var, 421 struct fb_info* info) { 422 struct matrox_fb_info *minfo = info2minfo(info); 423 424 DBG(__func__) 425 426 matrox_pan_var(minfo, var); 427 return 0; 428 } 429 430 static int matroxfb_get_final_bppShift(const struct matrox_fb_info *minfo, 431 int bpp) 432 { 433 int bppshft2; 434 435 DBG(__func__) 436 437 bppshft2 = bpp; 438 if (!bppshft2) { 439 return 8; 440 } 441 if (isInterleave(minfo)) 442 bppshft2 >>= 1; 443 if (minfo->devflags.video64bits) 444 bppshft2 >>= 1; 445 return bppshft2; 446 } 447 448 static int matroxfb_test_and_set_rounding(const struct matrox_fb_info *minfo, 449 int xres, int bpp) 450 { 451 int over; 452 int rounding; 453 454 DBG(__func__) 455 456 switch (bpp) { 457 case 0: return xres; 458 case 4: rounding = 128; 459 break; 460 case 8: rounding = 64; /* doc says 64; 32 is OK for G400 */ 461 break; 462 case 16: rounding = 32; 463 break; 464 case 24: rounding = 64; /* doc says 64; 32 is OK for G400 */ 465 break; 466 default: rounding = 16; 467 /* on G400, 16 really does not work */ 468 if (minfo->devflags.accelerator == FB_ACCEL_MATROX_MGAG400) 469 rounding = 32; 470 break; 471 } 472 if (isInterleave(minfo)) { 473 rounding *= 2; 474 } 475 over = xres % rounding; 476 if (over) 477 xres += rounding-over; 478 return xres; 479 } 480 481 static int matroxfb_pitch_adjust(const struct matrox_fb_info *minfo, int xres, 482 int bpp) 483 { 484 const int* width; 485 int xres_new; 486 487 DBG(__func__) 488 489 if (!bpp) return xres; 490 491 width = minfo->capable.vxres; 492 493 if (minfo->devflags.precise_width) { 494 while (*width) { 495 if ((*width >= xres) && (matroxfb_test_and_set_rounding(minfo, *width, bpp) == *width)) { 496 break; 497 } 498 width++; 499 } 500 xres_new = *width; 501 } else { 502 xres_new = matroxfb_test_and_set_rounding(minfo, xres, bpp); 503 } 504 return xres_new; 505 } 506 507 static int matroxfb_get_cmap_len(struct fb_var_screeninfo *var) { 508 509 DBG(__func__) 510 511 switch (var->bits_per_pixel) { 512 case 4: 513 return 16; /* pseudocolor... 16 entries HW palette */ 514 case 8: 515 return 256; /* pseudocolor... 256 entries HW palette */ 516 case 16: 517 return 16; /* directcolor... 16 entries SW palette */ 518 /* Mystique: truecolor, 16 entries SW palette, HW palette hardwired into 1:1 mapping */ 519 case 24: 520 return 16; /* directcolor... 16 entries SW palette */ 521 /* Mystique: truecolor, 16 entries SW palette, HW palette hardwired into 1:1 mapping */ 522 case 32: 523 return 16; /* directcolor... 16 entries SW palette */ 524 /* Mystique: truecolor, 16 entries SW palette, HW palette hardwired into 1:1 mapping */ 525 } 526 return 16; /* return something reasonable... or panic()? */ 527 } 528 529 static int matroxfb_decode_var(const struct matrox_fb_info *minfo, 530 struct fb_var_screeninfo *var, int *visual, 531 int *video_cmap_len, unsigned int* ydstorg) 532 { 533 struct RGBT { 534 unsigned char bpp; 535 struct { 536 unsigned char offset, 537 length; 538 } red, 539 green, 540 blue, 541 transp; 542 signed char visual; 543 }; 544 static const struct RGBT table[]= { 545 { 8,{ 0,8},{0,8},{0,8},{ 0,0},MX_VISUAL_PSEUDOCOLOR}, 546 {15,{10,5},{5,5},{0,5},{15,1},MX_VISUAL_DIRECTCOLOR}, 547 {16,{11,5},{5,6},{0,5},{ 0,0},MX_VISUAL_DIRECTCOLOR}, 548 {24,{16,8},{8,8},{0,8},{ 0,0},MX_VISUAL_DIRECTCOLOR}, 549 {32,{16,8},{8,8},{0,8},{24,8},MX_VISUAL_DIRECTCOLOR} 550 }; 551 struct RGBT const *rgbt; 552 unsigned int bpp = var->bits_per_pixel; 553 unsigned int vramlen; 554 unsigned int memlen; 555 556 DBG(__func__) 557 558 switch (bpp) { 559 case 4: if (!minfo->capable.cfb4) return -EINVAL; 560 break; 561 case 8: break; 562 case 16: break; 563 case 24: break; 564 case 32: break; 565 default: return -EINVAL; 566 } 567 *ydstorg = 0; 568 vramlen = minfo->video.len_usable; 569 if (var->yres_virtual < var->yres) 570 var->yres_virtual = var->yres; 571 if (var->xres_virtual < var->xres) 572 var->xres_virtual = var->xres; 573 574 var->xres_virtual = matroxfb_pitch_adjust(minfo, var->xres_virtual, bpp); 575 memlen = var->xres_virtual * bpp * var->yres_virtual / 8; 576 if (memlen > vramlen) { 577 var->yres_virtual = vramlen * 8 / (var->xres_virtual * bpp); 578 memlen = var->xres_virtual * bpp * var->yres_virtual / 8; 579 } 580 /* There is hardware bug that no line can cross 4MB boundary */ 581 /* give up for CFB24, it is impossible to easy workaround it */ 582 /* for other try to do something */ 583 if (!minfo->capable.cross4MB && (memlen > 0x400000)) { 584 if (bpp == 24) { 585 /* sorry */ 586 } else { 587 unsigned int linelen; 588 unsigned int m1 = linelen = var->xres_virtual * bpp / 8; 589 unsigned int m2 = PAGE_SIZE; /* or 128 if you do not need PAGE ALIGNED address */ 590 unsigned int max_yres; 591 592 while (m1) { 593 while (m2 >= m1) m2 -= m1; 594 swap(m1, m2); 595 } 596 m2 = linelen * PAGE_SIZE / m2; 597 *ydstorg = m2 = 0x400000 % m2; 598 max_yres = (vramlen - m2) / linelen; 599 if (var->yres_virtual > max_yres) 600 var->yres_virtual = max_yres; 601 } 602 } 603 /* YDSTLEN contains only signed 16bit value */ 604 if (var->yres_virtual > 32767) 605 var->yres_virtual = 32767; 606 /* we must round yres/xres down, we already rounded y/xres_virtual up 607 if it was possible. We should return -EINVAL, but I disagree */ 608 if (var->yres_virtual < var->yres) 609 var->yres = var->yres_virtual; 610 if (var->xres_virtual < var->xres) 611 var->xres = var->xres_virtual; 612 if (var->xoffset + var->xres > var->xres_virtual) 613 var->xoffset = var->xres_virtual - var->xres; 614 if (var->yoffset + var->yres > var->yres_virtual) 615 var->yoffset = var->yres_virtual - var->yres; 616 617 if (bpp == 16 && var->green.length == 5) { 618 bpp--; /* an artificial value - 15 */ 619 } 620 621 for (rgbt = table; rgbt->bpp < bpp; rgbt++); 622 #define SETCLR(clr)\ 623 var->clr.offset = rgbt->clr.offset;\ 624 var->clr.length = rgbt->clr.length 625 SETCLR(red); 626 SETCLR(green); 627 SETCLR(blue); 628 SETCLR(transp); 629 #undef SETCLR 630 *visual = rgbt->visual; 631 632 if (bpp > 8) 633 dprintk("matroxfb: truecolor: " 634 "size=%d:%d:%d:%d, shift=%d:%d:%d:%d\n", 635 var->transp.length, var->red.length, var->green.length, var->blue.length, 636 var->transp.offset, var->red.offset, var->green.offset, var->blue.offset); 637 638 *video_cmap_len = matroxfb_get_cmap_len(var); 639 dprintk(KERN_INFO "requested %d*%d/%dbpp (%d*%d)\n", var->xres, var->yres, var->bits_per_pixel, 640 var->xres_virtual, var->yres_virtual); 641 return 0; 642 } 643 644 static int matroxfb_setcolreg(unsigned regno, unsigned red, unsigned green, 645 unsigned blue, unsigned transp, 646 struct fb_info *fb_info) 647 { 648 struct matrox_fb_info* minfo = container_of(fb_info, struct matrox_fb_info, fbcon); 649 650 DBG(__func__) 651 652 /* 653 * Set a single color register. The values supplied are 654 * already rounded down to the hardware's capabilities 655 * (according to the entries in the `var' structure). Return 656 * != 0 for invalid regno. 657 */ 658 659 if (regno >= minfo->curr.cmap_len) 660 return 1; 661 662 if (minfo->fbcon.var.grayscale) { 663 /* gray = 0.30*R + 0.59*G + 0.11*B */ 664 red = green = blue = (red * 77 + green * 151 + blue * 28) >> 8; 665 } 666 667 red = CNVT_TOHW(red, minfo->fbcon.var.red.length); 668 green = CNVT_TOHW(green, minfo->fbcon.var.green.length); 669 blue = CNVT_TOHW(blue, minfo->fbcon.var.blue.length); 670 transp = CNVT_TOHW(transp, minfo->fbcon.var.transp.length); 671 672 switch (minfo->fbcon.var.bits_per_pixel) { 673 case 4: 674 case 8: 675 mga_outb(M_DAC_REG, regno); 676 mga_outb(M_DAC_VAL, red); 677 mga_outb(M_DAC_VAL, green); 678 mga_outb(M_DAC_VAL, blue); 679 break; 680 case 16: 681 if (regno >= 16) 682 break; 683 { 684 u_int16_t col = 685 (red << minfo->fbcon.var.red.offset) | 686 (green << minfo->fbcon.var.green.offset) | 687 (blue << minfo->fbcon.var.blue.offset) | 688 (transp << minfo->fbcon.var.transp.offset); /* for 1:5:5:5 */ 689 minfo->cmap[regno] = col | (col << 16); 690 } 691 break; 692 case 24: 693 case 32: 694 if (regno >= 16) 695 break; 696 minfo->cmap[regno] = 697 (red << minfo->fbcon.var.red.offset) | 698 (green << minfo->fbcon.var.green.offset) | 699 (blue << minfo->fbcon.var.blue.offset) | 700 (transp << minfo->fbcon.var.transp.offset); /* 8:8:8:8 */ 701 break; 702 } 703 return 0; 704 } 705 706 static void matroxfb_init_fix(struct matrox_fb_info *minfo) 707 { 708 struct fb_fix_screeninfo *fix = &minfo->fbcon.fix; 709 DBG(__func__) 710 711 strcpy(fix->id,"MATROX"); 712 713 fix->xpanstep = 8; /* 8 for 8bpp, 4 for 16bpp, 2 for 32bpp */ 714 fix->ypanstep = 1; 715 fix->ywrapstep = 0; 716 fix->mmio_start = minfo->mmio.base; 717 fix->mmio_len = minfo->mmio.len; 718 fix->accel = minfo->devflags.accelerator; 719 } 720 721 static void matroxfb_update_fix(struct matrox_fb_info *minfo) 722 { 723 struct fb_fix_screeninfo *fix = &minfo->fbcon.fix; 724 DBG(__func__) 725 726 mutex_lock(&minfo->fbcon.mm_lock); 727 fix->smem_start = minfo->video.base + minfo->curr.ydstorg.bytes; 728 fix->smem_len = minfo->video.len_usable - minfo->curr.ydstorg.bytes; 729 mutex_unlock(&minfo->fbcon.mm_lock); 730 } 731 732 static int matroxfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) 733 { 734 int err; 735 int visual; 736 int cmap_len; 737 unsigned int ydstorg; 738 struct matrox_fb_info *minfo = info2minfo(info); 739 740 if (minfo->dead) { 741 return -ENXIO; 742 } 743 if ((err = matroxfb_decode_var(minfo, var, &visual, &cmap_len, &ydstorg)) != 0) 744 return err; 745 return 0; 746 } 747 748 static int matroxfb_set_par(struct fb_info *info) 749 { 750 int err; 751 int visual; 752 int cmap_len; 753 unsigned int ydstorg; 754 struct fb_var_screeninfo *var; 755 struct matrox_fb_info *minfo = info2minfo(info); 756 757 DBG(__func__) 758 759 if (minfo->dead) { 760 return -ENXIO; 761 } 762 763 var = &info->var; 764 if ((err = matroxfb_decode_var(minfo, var, &visual, &cmap_len, &ydstorg)) != 0) 765 return err; 766 minfo->fbcon.screen_base = vaddr_va(minfo->video.vbase) + ydstorg; 767 matroxfb_update_fix(minfo); 768 minfo->fbcon.fix.visual = visual; 769 minfo->fbcon.fix.type = FB_TYPE_PACKED_PIXELS; 770 minfo->fbcon.fix.type_aux = 0; 771 minfo->fbcon.fix.line_length = (var->xres_virtual * var->bits_per_pixel) >> 3; 772 { 773 unsigned int pos; 774 775 minfo->curr.cmap_len = cmap_len; 776 ydstorg += minfo->devflags.ydstorg; 777 minfo->curr.ydstorg.bytes = ydstorg; 778 minfo->curr.ydstorg.chunks = ydstorg >> (isInterleave(minfo) ? 3 : 2); 779 if (var->bits_per_pixel == 4) 780 minfo->curr.ydstorg.pixels = ydstorg; 781 else 782 minfo->curr.ydstorg.pixels = (ydstorg * 8) / var->bits_per_pixel; 783 minfo->curr.final_bppShift = matroxfb_get_final_bppShift(minfo, var->bits_per_pixel); 784 { struct my_timming mt; 785 struct matrox_hw_state* hw; 786 int out; 787 788 matroxfb_var2my(var, &mt); 789 mt.crtc = MATROXFB_SRC_CRTC1; 790 /* CRTC1 delays */ 791 switch (var->bits_per_pixel) { 792 case 0: mt.delay = 31 + 0; break; 793 case 16: mt.delay = 21 + 8; break; 794 case 24: mt.delay = 17 + 8; break; 795 case 32: mt.delay = 16 + 8; break; 796 default: mt.delay = 31 + 8; break; 797 } 798 799 hw = &minfo->hw; 800 801 down_read(&minfo->altout.lock); 802 for (out = 0; out < MATROXFB_MAX_OUTPUTS; out++) { 803 if (minfo->outputs[out].src == MATROXFB_SRC_CRTC1 && 804 minfo->outputs[out].output->compute) { 805 minfo->outputs[out].output->compute(minfo->outputs[out].data, &mt); 806 } 807 } 808 up_read(&minfo->altout.lock); 809 minfo->crtc1.pixclock = mt.pixclock; 810 minfo->crtc1.mnp = mt.mnp; 811 minfo->hw_switch->init(minfo, &mt); 812 pos = (var->yoffset * var->xres_virtual + var->xoffset) * minfo->curr.final_bppShift / 32; 813 pos += minfo->curr.ydstorg.chunks; 814 815 hw->CRTC[0x0D] = pos & 0xFF; 816 hw->CRTC[0x0C] = (pos & 0xFF00) >> 8; 817 hw->CRTCEXT[0] = (hw->CRTCEXT[0] & 0xF0) | ((pos >> 16) & 0x0F) | ((pos >> 14) & 0x40); 818 hw->CRTCEXT[8] = pos >> 21; 819 minfo->hw_switch->restore(minfo); 820 update_crtc2(minfo, pos); 821 down_read(&minfo->altout.lock); 822 for (out = 0; out < MATROXFB_MAX_OUTPUTS; out++) { 823 if (minfo->outputs[out].src == MATROXFB_SRC_CRTC1 && 824 minfo->outputs[out].output->program) { 825 minfo->outputs[out].output->program(minfo->outputs[out].data); 826 } 827 } 828 for (out = 0; out < MATROXFB_MAX_OUTPUTS; out++) { 829 if (minfo->outputs[out].src == MATROXFB_SRC_CRTC1 && 830 minfo->outputs[out].output->start) { 831 minfo->outputs[out].output->start(minfo->outputs[out].data); 832 } 833 } 834 up_read(&minfo->altout.lock); 835 matrox_cfbX_init(minfo); 836 } 837 } 838 minfo->initialized = 1; 839 return 0; 840 } 841 842 static int matroxfb_get_vblank(struct matrox_fb_info *minfo, 843 struct fb_vblank *vblank) 844 { 845 unsigned int sts1; 846 847 matroxfb_enable_irq(minfo, 0); 848 memset(vblank, 0, sizeof(*vblank)); 849 vblank->flags = FB_VBLANK_HAVE_VCOUNT | FB_VBLANK_HAVE_VSYNC | 850 FB_VBLANK_HAVE_VBLANK | FB_VBLANK_HAVE_HBLANK; 851 sts1 = mga_inb(M_INSTS1); 852 vblank->vcount = mga_inl(M_VCOUNT); 853 /* BTW, on my PIII/450 with G400, reading M_INSTS1 854 byte makes this call about 12% slower (1.70 vs. 2.05 us 855 per ioctl()) */ 856 if (sts1 & 1) 857 vblank->flags |= FB_VBLANK_HBLANKING; 858 if (sts1 & 8) 859 vblank->flags |= FB_VBLANK_VSYNCING; 860 if (vblank->vcount >= minfo->fbcon.var.yres) 861 vblank->flags |= FB_VBLANK_VBLANKING; 862 if (test_bit(0, &minfo->irq_flags)) { 863 vblank->flags |= FB_VBLANK_HAVE_COUNT; 864 /* Only one writer, aligned int value... 865 it should work without lock and without atomic_t */ 866 vblank->count = minfo->crtc1.vsync.cnt; 867 } 868 return 0; 869 } 870 871 static struct matrox_altout panellink_output = { 872 .name = "Panellink output", 873 }; 874 875 static int matroxfb_ioctl(struct fb_info *info, 876 unsigned int cmd, unsigned long arg) 877 { 878 void __user *argp = (void __user *)arg; 879 struct matrox_fb_info *minfo = info2minfo(info); 880 881 DBG(__func__) 882 883 if (minfo->dead) { 884 return -ENXIO; 885 } 886 887 switch (cmd) { 888 case FBIOGET_VBLANK: 889 { 890 struct fb_vblank vblank; 891 int err; 892 893 err = matroxfb_get_vblank(minfo, &vblank); 894 if (err) 895 return err; 896 if (copy_to_user(argp, &vblank, sizeof(vblank))) 897 return -EFAULT; 898 return 0; 899 } 900 case FBIO_WAITFORVSYNC: 901 { 902 u_int32_t crt; 903 904 if (get_user(crt, (u_int32_t __user *)arg)) 905 return -EFAULT; 906 907 return matroxfb_wait_for_sync(minfo, crt); 908 } 909 case MATROXFB_SET_OUTPUT_MODE: 910 { 911 struct matroxioc_output_mode mom; 912 struct matrox_altout *oproc; 913 int val; 914 915 if (copy_from_user(&mom, argp, sizeof(mom))) 916 return -EFAULT; 917 if (mom.output >= MATROXFB_MAX_OUTPUTS) 918 return -ENXIO; 919 down_read(&minfo->altout.lock); 920 oproc = minfo->outputs[mom.output].output; 921 if (!oproc) { 922 val = -ENXIO; 923 } else if (!oproc->verifymode) { 924 if (mom.mode == MATROXFB_OUTPUT_MODE_MONITOR) { 925 val = 0; 926 } else { 927 val = -EINVAL; 928 } 929 } else { 930 val = oproc->verifymode(minfo->outputs[mom.output].data, mom.mode); 931 } 932 if (!val) { 933 if (minfo->outputs[mom.output].mode != mom.mode) { 934 minfo->outputs[mom.output].mode = mom.mode; 935 val = 1; 936 } 937 } 938 up_read(&minfo->altout.lock); 939 if (val != 1) 940 return val; 941 switch (minfo->outputs[mom.output].src) { 942 case MATROXFB_SRC_CRTC1: 943 matroxfb_set_par(info); 944 break; 945 case MATROXFB_SRC_CRTC2: 946 { 947 struct matroxfb_dh_fb_info* crtc2; 948 949 down_read(&minfo->crtc2.lock); 950 crtc2 = minfo->crtc2.info; 951 if (crtc2) 952 crtc2->fbcon.fbops->fb_set_par(&crtc2->fbcon); 953 up_read(&minfo->crtc2.lock); 954 } 955 break; 956 } 957 return 0; 958 } 959 case MATROXFB_GET_OUTPUT_MODE: 960 { 961 struct matroxioc_output_mode mom; 962 struct matrox_altout *oproc; 963 int val; 964 965 if (copy_from_user(&mom, argp, sizeof(mom))) 966 return -EFAULT; 967 if (mom.output >= MATROXFB_MAX_OUTPUTS) 968 return -ENXIO; 969 down_read(&minfo->altout.lock); 970 oproc = minfo->outputs[mom.output].output; 971 if (!oproc) { 972 val = -ENXIO; 973 } else { 974 mom.mode = minfo->outputs[mom.output].mode; 975 val = 0; 976 } 977 up_read(&minfo->altout.lock); 978 if (val) 979 return val; 980 if (copy_to_user(argp, &mom, sizeof(mom))) 981 return -EFAULT; 982 return 0; 983 } 984 case MATROXFB_SET_OUTPUT_CONNECTION: 985 { 986 u_int32_t tmp; 987 int i; 988 int changes; 989 990 if (copy_from_user(&tmp, argp, sizeof(tmp))) 991 return -EFAULT; 992 for (i = 0; i < 32; i++) { 993 if (tmp & (1 << i)) { 994 if (i >= MATROXFB_MAX_OUTPUTS) 995 return -ENXIO; 996 if (!minfo->outputs[i].output) 997 return -ENXIO; 998 switch (minfo->outputs[i].src) { 999 case MATROXFB_SRC_NONE: 1000 case MATROXFB_SRC_CRTC1: 1001 break; 1002 default: 1003 return -EBUSY; 1004 } 1005 } 1006 } 1007 if (minfo->devflags.panellink) { 1008 if (tmp & MATROXFB_OUTPUT_CONN_DFP) { 1009 if (tmp & MATROXFB_OUTPUT_CONN_SECONDARY) 1010 return -EINVAL; 1011 for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) { 1012 if (minfo->outputs[i].src == MATROXFB_SRC_CRTC2) { 1013 return -EBUSY; 1014 } 1015 } 1016 } 1017 } 1018 changes = 0; 1019 for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) { 1020 if (tmp & (1 << i)) { 1021 if (minfo->outputs[i].src != MATROXFB_SRC_CRTC1) { 1022 changes = 1; 1023 minfo->outputs[i].src = MATROXFB_SRC_CRTC1; 1024 } 1025 } else if (minfo->outputs[i].src == MATROXFB_SRC_CRTC1) { 1026 changes = 1; 1027 minfo->outputs[i].src = MATROXFB_SRC_NONE; 1028 } 1029 } 1030 if (!changes) 1031 return 0; 1032 matroxfb_set_par(info); 1033 return 0; 1034 } 1035 case MATROXFB_GET_OUTPUT_CONNECTION: 1036 { 1037 u_int32_t conn = 0; 1038 int i; 1039 1040 for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) { 1041 if (minfo->outputs[i].src == MATROXFB_SRC_CRTC1) { 1042 conn |= 1 << i; 1043 } 1044 } 1045 if (put_user(conn, (u_int32_t __user *)arg)) 1046 return -EFAULT; 1047 return 0; 1048 } 1049 case MATROXFB_GET_AVAILABLE_OUTPUTS: 1050 { 1051 u_int32_t conn = 0; 1052 int i; 1053 1054 for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) { 1055 if (minfo->outputs[i].output) { 1056 switch (minfo->outputs[i].src) { 1057 case MATROXFB_SRC_NONE: 1058 case MATROXFB_SRC_CRTC1: 1059 conn |= 1 << i; 1060 break; 1061 } 1062 } 1063 } 1064 if (minfo->devflags.panellink) { 1065 if (conn & MATROXFB_OUTPUT_CONN_DFP) 1066 conn &= ~MATROXFB_OUTPUT_CONN_SECONDARY; 1067 if (conn & MATROXFB_OUTPUT_CONN_SECONDARY) 1068 conn &= ~MATROXFB_OUTPUT_CONN_DFP; 1069 } 1070 if (put_user(conn, (u_int32_t __user *)arg)) 1071 return -EFAULT; 1072 return 0; 1073 } 1074 case MATROXFB_GET_ALL_OUTPUTS: 1075 { 1076 u_int32_t conn = 0; 1077 int i; 1078 1079 for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) { 1080 if (minfo->outputs[i].output) { 1081 conn |= 1 << i; 1082 } 1083 } 1084 if (put_user(conn, (u_int32_t __user *)arg)) 1085 return -EFAULT; 1086 return 0; 1087 } 1088 case VIDIOC_QUERYCAP: 1089 { 1090 struct v4l2_capability r; 1091 1092 memset(&r, 0, sizeof(r)); 1093 strcpy(r.driver, "matroxfb"); 1094 strcpy(r.card, "Matrox"); 1095 sprintf(r.bus_info, "PCI:%s", pci_name(minfo->pcidev)); 1096 r.version = KERNEL_VERSION(1,0,0); 1097 r.capabilities = V4L2_CAP_VIDEO_OUTPUT; 1098 if (copy_to_user(argp, &r, sizeof(r))) 1099 return -EFAULT; 1100 return 0; 1101 1102 } 1103 case VIDIOC_QUERYCTRL: 1104 { 1105 struct v4l2_queryctrl qctrl; 1106 int err; 1107 1108 if (copy_from_user(&qctrl, argp, sizeof(qctrl))) 1109 return -EFAULT; 1110 1111 down_read(&minfo->altout.lock); 1112 if (!minfo->outputs[1].output) { 1113 err = -ENXIO; 1114 } else if (minfo->outputs[1].output->getqueryctrl) { 1115 err = minfo->outputs[1].output->getqueryctrl(minfo->outputs[1].data, &qctrl); 1116 } else { 1117 err = -EINVAL; 1118 } 1119 up_read(&minfo->altout.lock); 1120 if (err >= 0 && 1121 copy_to_user(argp, &qctrl, sizeof(qctrl))) 1122 return -EFAULT; 1123 return err; 1124 } 1125 case VIDIOC_G_CTRL: 1126 { 1127 struct v4l2_control ctrl; 1128 int err; 1129 1130 if (copy_from_user(&ctrl, argp, sizeof(ctrl))) 1131 return -EFAULT; 1132 1133 down_read(&minfo->altout.lock); 1134 if (!minfo->outputs[1].output) { 1135 err = -ENXIO; 1136 } else if (minfo->outputs[1].output->getctrl) { 1137 err = minfo->outputs[1].output->getctrl(minfo->outputs[1].data, &ctrl); 1138 } else { 1139 err = -EINVAL; 1140 } 1141 up_read(&minfo->altout.lock); 1142 if (err >= 0 && 1143 copy_to_user(argp, &ctrl, sizeof(ctrl))) 1144 return -EFAULT; 1145 return err; 1146 } 1147 case VIDIOC_S_CTRL: 1148 { 1149 struct v4l2_control ctrl; 1150 int err; 1151 1152 if (copy_from_user(&ctrl, argp, sizeof(ctrl))) 1153 return -EFAULT; 1154 1155 down_read(&minfo->altout.lock); 1156 if (!minfo->outputs[1].output) { 1157 err = -ENXIO; 1158 } else if (minfo->outputs[1].output->setctrl) { 1159 err = minfo->outputs[1].output->setctrl(minfo->outputs[1].data, &ctrl); 1160 } else { 1161 err = -EINVAL; 1162 } 1163 up_read(&minfo->altout.lock); 1164 return err; 1165 } 1166 } 1167 return -ENOTTY; 1168 } 1169 1170 /* 0 unblank, 1 blank, 2 no vsync, 3 no hsync, 4 off */ 1171 1172 static int matroxfb_blank(int blank, struct fb_info *info) 1173 { 1174 int seq; 1175 int crtc; 1176 CRITFLAGS 1177 struct matrox_fb_info *minfo = info2minfo(info); 1178 1179 DBG(__func__) 1180 1181 if (minfo->dead) 1182 return 1; 1183 1184 switch (blank) { 1185 case FB_BLANK_NORMAL: seq = 0x20; crtc = 0x00; break; /* works ??? */ 1186 case FB_BLANK_VSYNC_SUSPEND: seq = 0x20; crtc = 0x10; break; 1187 case FB_BLANK_HSYNC_SUSPEND: seq = 0x20; crtc = 0x20; break; 1188 case FB_BLANK_POWERDOWN: seq = 0x20; crtc = 0x30; break; 1189 default: seq = 0x00; crtc = 0x00; break; 1190 } 1191 1192 CRITBEGIN 1193 1194 mga_outb(M_SEQ_INDEX, 1); 1195 mga_outb(M_SEQ_DATA, (mga_inb(M_SEQ_DATA) & ~0x20) | seq); 1196 mga_outb(M_EXTVGA_INDEX, 1); 1197 mga_outb(M_EXTVGA_DATA, (mga_inb(M_EXTVGA_DATA) & ~0x30) | crtc); 1198 1199 CRITEND 1200 return 0; 1201 } 1202 1203 static const struct fb_ops matroxfb_ops = { 1204 .owner = THIS_MODULE, 1205 .fb_open = matroxfb_open, 1206 .fb_release = matroxfb_release, 1207 .fb_check_var = matroxfb_check_var, 1208 .fb_set_par = matroxfb_set_par, 1209 .fb_setcolreg = matroxfb_setcolreg, 1210 .fb_pan_display =matroxfb_pan_display, 1211 .fb_blank = matroxfb_blank, 1212 .fb_ioctl = matroxfb_ioctl, 1213 /* .fb_fillrect = <set by matrox_cfbX_init>, */ 1214 /* .fb_copyarea = <set by matrox_cfbX_init>, */ 1215 /* .fb_imageblit = <set by matrox_cfbX_init>, */ 1216 /* .fb_cursor = <set by matrox_cfbX_init>, */ 1217 }; 1218 1219 #define RSDepth(X) (((X) >> 8) & 0x0F) 1220 #define RS8bpp 0x1 1221 #define RS15bpp 0x2 1222 #define RS16bpp 0x3 1223 #define RS32bpp 0x4 1224 #define RS4bpp 0x5 1225 #define RS24bpp 0x6 1226 #define RSText 0x7 1227 #define RSText8 0x8 1228 /* 9-F */ 1229 static struct { struct fb_bitfield red, green, blue, transp; int bits_per_pixel; } colors[] = { 1230 { { 0, 8, 0}, { 0, 8, 0}, { 0, 8, 0}, { 0, 0, 0}, 8 }, 1231 { { 10, 5, 0}, { 5, 5, 0}, { 0, 5, 0}, { 15, 1, 0}, 16 }, 1232 { { 11, 5, 0}, { 5, 6, 0}, { 0, 5, 0}, { 0, 0, 0}, 16 }, 1233 { { 16, 8, 0}, { 8, 8, 0}, { 0, 8, 0}, { 24, 8, 0}, 32 }, 1234 { { 0, 8, 0}, { 0, 8, 0}, { 0, 8, 0}, { 0, 0, 0}, 4 }, 1235 { { 16, 8, 0}, { 8, 8, 0}, { 0, 8, 0}, { 0, 0, 0}, 24 }, 1236 { { 0, 6, 0}, { 0, 6, 0}, { 0, 6, 0}, { 0, 0, 0}, 0 }, /* textmode with (default) VGA8x16 */ 1237 { { 0, 6, 0}, { 0, 6, 0}, { 0, 6, 0}, { 0, 0, 0}, 0 }, /* textmode hardwired to VGA8x8 */ 1238 }; 1239 1240 /* initialized by setup, see explanation at end of file (search for MODULE_PARM_DESC) */ 1241 static unsigned int mem; /* "matroxfb:mem:xxxxxM" */ 1242 static int option_precise_width = 1; /* cannot be changed, option_precise_width==0 must imply noaccel */ 1243 static int inv24; /* "matroxfb:inv24" */ 1244 static int cross4MB = -1; /* "matroxfb:cross4MB" */ 1245 static int disabled; /* "matroxfb:disabled" */ 1246 static int noaccel; /* "matroxfb:noaccel" */ 1247 static int nopan; /* "matroxfb:nopan" */ 1248 static int no_pci_retry; /* "matroxfb:nopciretry" */ 1249 static int novga; /* "matroxfb:novga" */ 1250 static int nobios; /* "matroxfb:nobios" */ 1251 static int noinit = 1; /* "matroxfb:init" */ 1252 static int inverse; /* "matroxfb:inverse" */ 1253 static int sgram; /* "matroxfb:sgram" */ 1254 static int mtrr = 1; /* "matroxfb:nomtrr" */ 1255 static int grayscale; /* "matroxfb:grayscale" */ 1256 static int dev = -1; /* "matroxfb:dev:xxxxx" */ 1257 static unsigned int vesa = ~0; /* "matroxfb:vesa:xxxxx" */ 1258 static int depth = -1; /* "matroxfb:depth:xxxxx" */ 1259 static unsigned int xres; /* "matroxfb:xres:xxxxx" */ 1260 static unsigned int yres; /* "matroxfb:yres:xxxxx" */ 1261 static unsigned int upper = ~0; /* "matroxfb:upper:xxxxx" */ 1262 static unsigned int lower = ~0; /* "matroxfb:lower:xxxxx" */ 1263 static unsigned int vslen; /* "matroxfb:vslen:xxxxx" */ 1264 static unsigned int left = ~0; /* "matroxfb:left:xxxxx" */ 1265 static unsigned int right = ~0; /* "matroxfb:right:xxxxx" */ 1266 static unsigned int hslen; /* "matroxfb:hslen:xxxxx" */ 1267 static unsigned int pixclock; /* "matroxfb:pixclock:xxxxx" */ 1268 static int sync = -1; /* "matroxfb:sync:xxxxx" */ 1269 static unsigned int fv; /* "matroxfb:fv:xxxxx" */ 1270 static unsigned int fh; /* "matroxfb:fh:xxxxxk" */ 1271 static unsigned int maxclk; /* "matroxfb:maxclk:xxxxM" */ 1272 static int dfp; /* "matroxfb:dfp */ 1273 static int dfp_type = -1; /* "matroxfb:dfp:xxx */ 1274 static int memtype = -1; /* "matroxfb:memtype:xxx" */ 1275 static char outputs[8]; /* "matroxfb:outputs:xxx" */ 1276 1277 #ifndef MODULE 1278 static char videomode[64]; /* "matroxfb:mode:xxxxx" or "matroxfb:xxxxx" */ 1279 #endif 1280 1281 static int matroxfb_getmemory(struct matrox_fb_info *minfo, 1282 unsigned int maxSize, unsigned int *realSize) 1283 { 1284 vaddr_t vm; 1285 unsigned int offs; 1286 unsigned int offs2; 1287 unsigned char orig; 1288 unsigned char bytes[32]; 1289 unsigned char* tmp; 1290 1291 DBG(__func__) 1292 1293 vm = minfo->video.vbase; 1294 maxSize &= ~0x1FFFFF; /* must be X*2MB (really it must be 2 or X*4MB) */ 1295 /* at least 2MB */ 1296 if (maxSize < 0x0200000) return 0; 1297 if (maxSize > 0x2000000) maxSize = 0x2000000; 1298 1299 mga_outb(M_EXTVGA_INDEX, 0x03); 1300 orig = mga_inb(M_EXTVGA_DATA); 1301 mga_outb(M_EXTVGA_DATA, orig | 0x80); 1302 1303 tmp = bytes; 1304 for (offs = 0x100000; offs < maxSize; offs += 0x200000) 1305 *tmp++ = mga_readb(vm, offs); 1306 for (offs = 0x100000; offs < maxSize; offs += 0x200000) 1307 mga_writeb(vm, offs, 0x02); 1308 mga_outb(M_CACHEFLUSH, 0x00); 1309 for (offs = 0x100000; offs < maxSize; offs += 0x200000) { 1310 if (mga_readb(vm, offs) != 0x02) 1311 break; 1312 mga_writeb(vm, offs, mga_readb(vm, offs) - 0x02); 1313 if (mga_readb(vm, offs)) 1314 break; 1315 } 1316 tmp = bytes; 1317 for (offs2 = 0x100000; offs2 < maxSize; offs2 += 0x200000) 1318 mga_writeb(vm, offs2, *tmp++); 1319 1320 mga_outb(M_EXTVGA_INDEX, 0x03); 1321 mga_outb(M_EXTVGA_DATA, orig); 1322 1323 *realSize = offs - 0x100000; 1324 #ifdef CONFIG_FB_MATROX_MILLENIUM 1325 minfo->interleave = !(!isMillenium(minfo) || ((offs - 0x100000) & 0x3FFFFF)); 1326 #endif 1327 return 1; 1328 } 1329 1330 struct video_board { 1331 int maxvram; 1332 int maxdisplayable; 1333 int accelID; 1334 struct matrox_switch* lowlevel; 1335 }; 1336 #ifdef CONFIG_FB_MATROX_MILLENIUM 1337 static struct video_board vbMillennium = { 1338 .maxvram = 0x0800000, 1339 .maxdisplayable = 0x0800000, 1340 .accelID = FB_ACCEL_MATROX_MGA2064W, 1341 .lowlevel = &matrox_millennium 1342 }; 1343 1344 static struct video_board vbMillennium2 = { 1345 .maxvram = 0x1000000, 1346 .maxdisplayable = 0x0800000, 1347 .accelID = FB_ACCEL_MATROX_MGA2164W, 1348 .lowlevel = &matrox_millennium 1349 }; 1350 1351 static struct video_board vbMillennium2A = { 1352 .maxvram = 0x1000000, 1353 .maxdisplayable = 0x0800000, 1354 .accelID = FB_ACCEL_MATROX_MGA2164W_AGP, 1355 .lowlevel = &matrox_millennium 1356 }; 1357 #endif /* CONFIG_FB_MATROX_MILLENIUM */ 1358 #ifdef CONFIG_FB_MATROX_MYSTIQUE 1359 static struct video_board vbMystique = { 1360 .maxvram = 0x0800000, 1361 .maxdisplayable = 0x0800000, 1362 .accelID = FB_ACCEL_MATROX_MGA1064SG, 1363 .lowlevel = &matrox_mystique 1364 }; 1365 #endif /* CONFIG_FB_MATROX_MYSTIQUE */ 1366 #ifdef CONFIG_FB_MATROX_G 1367 static struct video_board vbG100 = { 1368 .maxvram = 0x0800000, 1369 .maxdisplayable = 0x0800000, 1370 .accelID = FB_ACCEL_MATROX_MGAG100, 1371 .lowlevel = &matrox_G100 1372 }; 1373 1374 static struct video_board vbG200 = { 1375 .maxvram = 0x1000000, 1376 .maxdisplayable = 0x1000000, 1377 .accelID = FB_ACCEL_MATROX_MGAG200, 1378 .lowlevel = &matrox_G100 1379 }; 1380 static struct video_board vbG200eW = { 1381 .maxvram = 0x100000, 1382 .maxdisplayable = 0x800000, 1383 .accelID = FB_ACCEL_MATROX_MGAG200, 1384 .lowlevel = &matrox_G100 1385 }; 1386 /* from doc it looks like that accelerator can draw only to low 16MB :-( Direct accesses & displaying are OK for 1387 whole 32MB */ 1388 static struct video_board vbG400 = { 1389 .maxvram = 0x2000000, 1390 .maxdisplayable = 0x1000000, 1391 .accelID = FB_ACCEL_MATROX_MGAG400, 1392 .lowlevel = &matrox_G100 1393 }; 1394 #endif 1395 1396 #define DEVF_VIDEO64BIT 0x0001 1397 #define DEVF_SWAPS 0x0002 1398 #define DEVF_SRCORG 0x0004 1399 #define DEVF_DUALHEAD 0x0008 1400 #define DEVF_CROSS4MB 0x0010 1401 #define DEVF_TEXT4B 0x0020 1402 /* #define DEVF_recycled 0x0040 */ 1403 /* #define DEVF_recycled 0x0080 */ 1404 #define DEVF_SUPPORT32MB 0x0100 1405 #define DEVF_ANY_VXRES 0x0200 1406 #define DEVF_TEXT16B 0x0400 1407 #define DEVF_CRTC2 0x0800 1408 #define DEVF_MAVEN_CAPABLE 0x1000 1409 #define DEVF_PANELLINK_CAPABLE 0x2000 1410 #define DEVF_G450DAC 0x4000 1411 1412 #define DEVF_GCORE (DEVF_VIDEO64BIT | DEVF_SWAPS | DEVF_CROSS4MB) 1413 #define DEVF_G2CORE (DEVF_GCORE | DEVF_ANY_VXRES | DEVF_MAVEN_CAPABLE | DEVF_PANELLINK_CAPABLE | DEVF_SRCORG | DEVF_DUALHEAD) 1414 #define DEVF_G100 (DEVF_GCORE) /* no doc, no vxres... */ 1415 #define DEVF_G200 (DEVF_G2CORE) 1416 #define DEVF_G400 (DEVF_G2CORE | DEVF_SUPPORT32MB | DEVF_TEXT16B | DEVF_CRTC2) 1417 /* if you'll find how to drive DFP... */ 1418 #define DEVF_G450 (DEVF_GCORE | DEVF_ANY_VXRES | DEVF_SUPPORT32MB | DEVF_TEXT16B | DEVF_CRTC2 | DEVF_G450DAC | DEVF_SRCORG | DEVF_DUALHEAD) 1419 #define DEVF_G550 (DEVF_G450) 1420 1421 static struct board { 1422 unsigned short vendor, device, rev, svid, sid; 1423 unsigned int flags; 1424 unsigned int maxclk; 1425 enum mga_chip chip; 1426 struct video_board* base; 1427 const char* name; 1428 } dev_list[] = { 1429 #ifdef CONFIG_FB_MATROX_MILLENIUM 1430 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL, 0xFF, 1431 0, 0, 1432 DEVF_TEXT4B, 1433 230000, 1434 MGA_2064, 1435 &vbMillennium, 1436 "Millennium (PCI)"}, 1437 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL_2, 0xFF, 1438 0, 0, 1439 DEVF_SWAPS, 1440 220000, 1441 MGA_2164, 1442 &vbMillennium2, 1443 "Millennium II (PCI)"}, 1444 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL_2_AGP, 0xFF, 1445 0, 0, 1446 DEVF_SWAPS, 1447 250000, 1448 MGA_2164, 1449 &vbMillennium2A, 1450 "Millennium II (AGP)"}, 1451 #endif 1452 #ifdef CONFIG_FB_MATROX_MYSTIQUE 1453 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS, 0x02, 1454 0, 0, 1455 DEVF_VIDEO64BIT | DEVF_CROSS4MB, 1456 180000, 1457 MGA_1064, 1458 &vbMystique, 1459 "Mystique (PCI)"}, 1460 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS, 0xFF, 1461 0, 0, 1462 DEVF_VIDEO64BIT | DEVF_SWAPS | DEVF_CROSS4MB, 1463 220000, 1464 MGA_1164, 1465 &vbMystique, 1466 "Mystique 220 (PCI)"}, 1467 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS_AGP, 0x02, 1468 0, 0, 1469 DEVF_VIDEO64BIT | DEVF_CROSS4MB, 1470 180000, 1471 MGA_1064, 1472 &vbMystique, 1473 "Mystique (AGP)"}, 1474 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS_AGP, 0xFF, 1475 0, 0, 1476 DEVF_VIDEO64BIT | DEVF_SWAPS | DEVF_CROSS4MB, 1477 220000, 1478 MGA_1164, 1479 &vbMystique, 1480 "Mystique 220 (AGP)"}, 1481 #endif 1482 #ifdef CONFIG_FB_MATROX_G 1483 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_MM, 0xFF, 1484 0, 0, 1485 DEVF_G100, 1486 230000, 1487 MGA_G100, 1488 &vbG100, 1489 "MGA-G100 (PCI)"}, 1490 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_AGP, 0xFF, 1491 0, 0, 1492 DEVF_G100, 1493 230000, 1494 MGA_G100, 1495 &vbG100, 1496 "MGA-G100 (AGP)"}, 1497 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_PCI, 0xFF, 1498 0, 0, 1499 DEVF_G200, 1500 250000, 1501 MGA_G200, 1502 &vbG200, 1503 "MGA-G200 (PCI)"}, 1504 {PCI_VENDOR_ID_MATROX, 0x0532, 0xFF, 1505 0, 0, 1506 DEVF_G200, 1507 250000, 1508 MGA_G200, 1509 &vbG200eW, 1510 "MGA-G200eW (PCI)"}, 1511 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF, 1512 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_GENERIC, 1513 DEVF_G200, 1514 220000, 1515 MGA_G200, 1516 &vbG200, 1517 "MGA-G200 (AGP)"}, 1518 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF, 1519 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MYSTIQUE_G200_AGP, 1520 DEVF_G200, 1521 230000, 1522 MGA_G200, 1523 &vbG200, 1524 "Mystique G200 (AGP)"}, 1525 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF, 1526 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MILLENIUM_G200_AGP, 1527 DEVF_G200, 1528 250000, 1529 MGA_G200, 1530 &vbG200, 1531 "Millennium G200 (AGP)"}, 1532 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF, 1533 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MARVEL_G200_AGP, 1534 DEVF_G200, 1535 230000, 1536 MGA_G200, 1537 &vbG200, 1538 "Marvel G200 (AGP)"}, 1539 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF, 1540 PCI_SS_VENDOR_ID_SIEMENS_NIXDORF, PCI_SS_ID_SIEMENS_MGA_G200_AGP, 1541 DEVF_G200, 1542 230000, 1543 MGA_G200, 1544 &vbG200, 1545 "MGA-G200 (AGP)"}, 1546 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF, 1547 0, 0, 1548 DEVF_G200, 1549 230000, 1550 MGA_G200, 1551 &vbG200, 1552 "G200 (AGP)"}, 1553 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400, 0x80, 1554 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MILLENNIUM_G400_MAX_AGP, 1555 DEVF_G400, 1556 360000, 1557 MGA_G400, 1558 &vbG400, 1559 "Millennium G400 MAX (AGP)"}, 1560 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400, 0x80, 1561 0, 0, 1562 DEVF_G400, 1563 300000, 1564 MGA_G400, 1565 &vbG400, 1566 "G400 (AGP)"}, 1567 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400, 0xFF, 1568 0, 0, 1569 DEVF_G450, 1570 360000, 1571 MGA_G450, 1572 &vbG400, 1573 "G450"}, 1574 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G550, 0xFF, 1575 0, 0, 1576 DEVF_G550, 1577 360000, 1578 MGA_G550, 1579 &vbG400, 1580 "G550"}, 1581 #endif 1582 {0, 0, 0xFF, 1583 0, 0, 1584 0, 1585 0, 1586 0, 1587 NULL, 1588 NULL}}; 1589 1590 #ifndef MODULE 1591 static const struct fb_videomode defaultmode = { 1592 /* 640x480 @ 60Hz, 31.5 kHz */ 1593 NULL, 60, 640, 480, 39721, 40, 24, 32, 11, 96, 2, 1594 0, FB_VMODE_NONINTERLACED 1595 }; 1596 1597 static int hotplug = 0; 1598 #endif /* !MODULE */ 1599 1600 static void setDefaultOutputs(struct matrox_fb_info *minfo) 1601 { 1602 unsigned int i; 1603 const char* ptr; 1604 1605 minfo->outputs[0].default_src = MATROXFB_SRC_CRTC1; 1606 if (minfo->devflags.g450dac) { 1607 minfo->outputs[1].default_src = MATROXFB_SRC_CRTC1; 1608 minfo->outputs[2].default_src = MATROXFB_SRC_CRTC1; 1609 } else if (dfp) { 1610 minfo->outputs[2].default_src = MATROXFB_SRC_CRTC1; 1611 } 1612 ptr = outputs; 1613 for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) { 1614 char c = *ptr++; 1615 1616 if (c == 0) { 1617 break; 1618 } 1619 if (c == '0') { 1620 minfo->outputs[i].default_src = MATROXFB_SRC_NONE; 1621 } else if (c == '1') { 1622 minfo->outputs[i].default_src = MATROXFB_SRC_CRTC1; 1623 } else if (c == '2' && minfo->devflags.crtc2) { 1624 minfo->outputs[i].default_src = MATROXFB_SRC_CRTC2; 1625 } else { 1626 printk(KERN_ERR "matroxfb: Unknown outputs setting\n"); 1627 break; 1628 } 1629 } 1630 /* Nullify this option for subsequent adapters */ 1631 outputs[0] = 0; 1632 } 1633 1634 static int initMatrox2(struct matrox_fb_info *minfo, struct board *b) 1635 { 1636 unsigned long ctrlptr_phys = 0; 1637 unsigned long video_base_phys = 0; 1638 unsigned int memsize; 1639 int err; 1640 1641 static const struct pci_device_id intel_82437[] = { 1642 { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82437) }, 1643 { }, 1644 }; 1645 1646 DBG(__func__) 1647 1648 /* set default values... */ 1649 vesafb_defined.accel_flags = FB_ACCELF_TEXT; 1650 1651 minfo->hw_switch = b->base->lowlevel; 1652 minfo->devflags.accelerator = b->base->accelID; 1653 minfo->max_pixel_clock = b->maxclk; 1654 1655 printk(KERN_INFO "matroxfb: Matrox %s detected\n", b->name); 1656 minfo->capable.plnwt = 1; 1657 minfo->chip = b->chip; 1658 minfo->capable.srcorg = b->flags & DEVF_SRCORG; 1659 minfo->devflags.video64bits = b->flags & DEVF_VIDEO64BIT; 1660 if (b->flags & DEVF_TEXT4B) { 1661 minfo->devflags.vgastep = 4; 1662 minfo->devflags.textmode = 4; 1663 minfo->devflags.text_type_aux = FB_AUX_TEXT_MGA_STEP16; 1664 } else if (b->flags & DEVF_TEXT16B) { 1665 minfo->devflags.vgastep = 16; 1666 minfo->devflags.textmode = 1; 1667 minfo->devflags.text_type_aux = FB_AUX_TEXT_MGA_STEP16; 1668 } else { 1669 minfo->devflags.vgastep = 8; 1670 minfo->devflags.textmode = 1; 1671 minfo->devflags.text_type_aux = FB_AUX_TEXT_MGA_STEP8; 1672 } 1673 minfo->devflags.support32MB = (b->flags & DEVF_SUPPORT32MB) != 0; 1674 minfo->devflags.precise_width = !(b->flags & DEVF_ANY_VXRES); 1675 minfo->devflags.crtc2 = (b->flags & DEVF_CRTC2) != 0; 1676 minfo->devflags.maven_capable = (b->flags & DEVF_MAVEN_CAPABLE) != 0; 1677 minfo->devflags.dualhead = (b->flags & DEVF_DUALHEAD) != 0; 1678 minfo->devflags.dfp_type = dfp_type; 1679 minfo->devflags.g450dac = (b->flags & DEVF_G450DAC) != 0; 1680 minfo->devflags.textstep = minfo->devflags.vgastep * minfo->devflags.textmode; 1681 minfo->devflags.textvram = 65536 / minfo->devflags.textmode; 1682 setDefaultOutputs(minfo); 1683 if (b->flags & DEVF_PANELLINK_CAPABLE) { 1684 minfo->outputs[2].data = minfo; 1685 minfo->outputs[2].output = &panellink_output; 1686 minfo->outputs[2].src = minfo->outputs[2].default_src; 1687 minfo->outputs[2].mode = MATROXFB_OUTPUT_MODE_MONITOR; 1688 minfo->devflags.panellink = 1; 1689 } 1690 1691 if (minfo->capable.cross4MB < 0) 1692 minfo->capable.cross4MB = b->flags & DEVF_CROSS4MB; 1693 if (b->flags & DEVF_SWAPS) { 1694 ctrlptr_phys = pci_resource_start(minfo->pcidev, 1); 1695 video_base_phys = pci_resource_start(minfo->pcidev, 0); 1696 minfo->devflags.fbResource = PCI_BASE_ADDRESS_0; 1697 } else { 1698 ctrlptr_phys = pci_resource_start(minfo->pcidev, 0); 1699 video_base_phys = pci_resource_start(minfo->pcidev, 1); 1700 minfo->devflags.fbResource = PCI_BASE_ADDRESS_1; 1701 } 1702 err = -EINVAL; 1703 if (!ctrlptr_phys) { 1704 printk(KERN_ERR "matroxfb: control registers are not available, matroxfb disabled\n"); 1705 goto fail; 1706 } 1707 if (!video_base_phys) { 1708 printk(KERN_ERR "matroxfb: video RAM is not available in PCI address space, matroxfb disabled\n"); 1709 goto fail; 1710 } 1711 memsize = b->base->maxvram; 1712 if (!request_mem_region(ctrlptr_phys, 16384, "matroxfb MMIO")) { 1713 goto fail; 1714 } 1715 if (!request_mem_region(video_base_phys, memsize, "matroxfb FB")) { 1716 goto failCtrlMR; 1717 } 1718 minfo->video.len_maximum = memsize; 1719 /* convert mem (autodetect k, M) */ 1720 if (mem < 1024) mem *= 1024; 1721 if (mem < 0x00100000) mem *= 1024; 1722 1723 if (mem && (mem < memsize)) 1724 memsize = mem; 1725 err = -ENOMEM; 1726 1727 minfo->mmio.vbase.vaddr = ioremap(ctrlptr_phys, 16384); 1728 if (!minfo->mmio.vbase.vaddr) { 1729 printk(KERN_ERR "matroxfb: cannot ioremap(%lX, 16384), matroxfb disabled\n", ctrlptr_phys); 1730 goto failVideoMR; 1731 } 1732 minfo->mmio.base = ctrlptr_phys; 1733 minfo->mmio.len = 16384; 1734 minfo->video.base = video_base_phys; 1735 minfo->video.vbase.vaddr = ioremap_wc(video_base_phys, memsize); 1736 if (!minfo->video.vbase.vaddr) { 1737 printk(KERN_ERR "matroxfb: cannot ioremap(%lX, %d), matroxfb disabled\n", 1738 video_base_phys, memsize); 1739 goto failCtrlIO; 1740 } 1741 { 1742 u_int32_t cmd; 1743 u_int32_t mga_option; 1744 1745 pci_read_config_dword(minfo->pcidev, PCI_OPTION_REG, &mga_option); 1746 pci_read_config_dword(minfo->pcidev, PCI_COMMAND, &cmd); 1747 mga_option &= 0x7FFFFFFF; /* clear BIG_ENDIAN */ 1748 mga_option |= MX_OPTION_BSWAP; 1749 /* disable palette snooping */ 1750 cmd &= ~PCI_COMMAND_VGA_PALETTE; 1751 if (pci_dev_present(intel_82437)) { 1752 if (!(mga_option & 0x20000000) && !minfo->devflags.nopciretry) { 1753 printk(KERN_WARNING "matroxfb: Disabling PCI retries due to i82437 present\n"); 1754 } 1755 mga_option |= 0x20000000; 1756 minfo->devflags.nopciretry = 1; 1757 } 1758 pci_write_config_dword(minfo->pcidev, PCI_COMMAND, cmd); 1759 pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, mga_option); 1760 minfo->hw.MXoptionReg = mga_option; 1761 1762 /* select non-DMA memory for PCI_MGA_DATA, otherwise dump of PCI cfg space can lock PCI bus */ 1763 /* maybe preinit() candidate, but it is same... for all devices... at this time... */ 1764 pci_write_config_dword(minfo->pcidev, PCI_MGA_INDEX, 0x00003C00); 1765 } 1766 1767 err = -ENXIO; 1768 matroxfb_read_pins(minfo); 1769 if (minfo->hw_switch->preinit(minfo)) { 1770 goto failVideoIO; 1771 } 1772 1773 err = -ENOMEM; 1774 if (!matroxfb_getmemory(minfo, memsize, &minfo->video.len) || !minfo->video.len) { 1775 printk(KERN_ERR "matroxfb: cannot determine memory size\n"); 1776 goto failVideoIO; 1777 } 1778 minfo->devflags.ydstorg = 0; 1779 1780 minfo->video.base = video_base_phys; 1781 minfo->video.len_usable = minfo->video.len; 1782 if (minfo->video.len_usable > b->base->maxdisplayable) 1783 minfo->video.len_usable = b->base->maxdisplayable; 1784 if (mtrr) 1785 minfo->wc_cookie = arch_phys_wc_add(video_base_phys, 1786 minfo->video.len); 1787 1788 if (!minfo->devflags.novga) 1789 request_region(0x3C0, 32, "matrox"); 1790 matroxfb_g450_connect(minfo); 1791 minfo->hw_switch->reset(minfo); 1792 1793 minfo->fbcon.monspecs.hfmin = 0; 1794 minfo->fbcon.monspecs.hfmax = fh; 1795 minfo->fbcon.monspecs.vfmin = 0; 1796 minfo->fbcon.monspecs.vfmax = fv; 1797 minfo->fbcon.monspecs.dpms = 0; /* TBD */ 1798 1799 /* static settings */ 1800 vesafb_defined.red = colors[depth-1].red; 1801 vesafb_defined.green = colors[depth-1].green; 1802 vesafb_defined.blue = colors[depth-1].blue; 1803 vesafb_defined.bits_per_pixel = colors[depth-1].bits_per_pixel; 1804 vesafb_defined.grayscale = grayscale; 1805 vesafb_defined.vmode = 0; 1806 if (noaccel) 1807 vesafb_defined.accel_flags &= ~FB_ACCELF_TEXT; 1808 1809 minfo->fbops = matroxfb_ops; 1810 minfo->fbcon.fbops = &minfo->fbops; 1811 minfo->fbcon.pseudo_palette = minfo->cmap; 1812 minfo->fbcon.flags = FBINFO_PARTIAL_PAN_OK | /* Prefer panning for scroll under MC viewer/edit */ 1813 FBINFO_HWACCEL_COPYAREA | /* We have hw-assisted bmove */ 1814 FBINFO_HWACCEL_FILLRECT | /* And fillrect */ 1815 FBINFO_HWACCEL_IMAGEBLIT | /* And imageblit */ 1816 FBINFO_HWACCEL_XPAN | /* And we support both horizontal */ 1817 FBINFO_HWACCEL_YPAN | /* And vertical panning */ 1818 FBINFO_READS_FAST; 1819 minfo->video.len_usable &= PAGE_MASK; 1820 fb_alloc_cmap(&minfo->fbcon.cmap, 256, 1); 1821 1822 #ifndef MODULE 1823 /* mode database is marked __init!!! */ 1824 if (!hotplug) { 1825 fb_find_mode(&vesafb_defined, &minfo->fbcon, videomode[0] ? videomode : NULL, 1826 NULL, 0, &defaultmode, vesafb_defined.bits_per_pixel); 1827 } 1828 #endif /* !MODULE */ 1829 1830 /* mode modifiers */ 1831 if (hslen) 1832 vesafb_defined.hsync_len = hslen; 1833 if (vslen) 1834 vesafb_defined.vsync_len = vslen; 1835 if (left != ~0) 1836 vesafb_defined.left_margin = left; 1837 if (right != ~0) 1838 vesafb_defined.right_margin = right; 1839 if (upper != ~0) 1840 vesafb_defined.upper_margin = upper; 1841 if (lower != ~0) 1842 vesafb_defined.lower_margin = lower; 1843 if (xres) 1844 vesafb_defined.xres = xres; 1845 if (yres) 1846 vesafb_defined.yres = yres; 1847 if (sync != -1) 1848 vesafb_defined.sync = sync; 1849 else if (vesafb_defined.sync == ~0) { 1850 vesafb_defined.sync = 0; 1851 if (yres < 400) 1852 vesafb_defined.sync |= FB_SYNC_HOR_HIGH_ACT; 1853 else if (yres < 480) 1854 vesafb_defined.sync |= FB_SYNC_VERT_HIGH_ACT; 1855 } 1856 1857 /* fv, fh, maxclk limits was specified */ 1858 { 1859 unsigned int tmp; 1860 1861 if (fv) { 1862 tmp = fv * (vesafb_defined.upper_margin + vesafb_defined.yres 1863 + vesafb_defined.lower_margin + vesafb_defined.vsync_len); 1864 if ((tmp < fh) || (fh == 0)) fh = tmp; 1865 } 1866 if (fh) { 1867 tmp = fh * (vesafb_defined.left_margin + vesafb_defined.xres 1868 + vesafb_defined.right_margin + vesafb_defined.hsync_len); 1869 if ((tmp < maxclk) || (maxclk == 0)) maxclk = tmp; 1870 } 1871 tmp = (maxclk + 499) / 500; 1872 if (tmp) { 1873 tmp = (2000000000 + tmp) / tmp; 1874 if (tmp > pixclock) pixclock = tmp; 1875 } 1876 } 1877 if (pixclock) { 1878 if (pixclock < 2000) /* > 500MHz */ 1879 pixclock = 4000; /* 250MHz */ 1880 if (pixclock > 1000000) 1881 pixclock = 1000000; /* 1MHz */ 1882 vesafb_defined.pixclock = pixclock; 1883 } 1884 1885 /* FIXME: Where to move this?! */ 1886 #if defined(CONFIG_PPC_PMAC) 1887 #ifndef MODULE 1888 if (machine_is(powermac)) { 1889 struct fb_var_screeninfo var; 1890 1891 if (default_vmode <= 0 || default_vmode > VMODE_MAX) 1892 default_vmode = VMODE_640_480_60; 1893 #if defined(CONFIG_PPC32) 1894 if (IS_REACHABLE(CONFIG_NVRAM) && default_cmode == CMODE_NVRAM) 1895 default_cmode = nvram_read_byte(NV_CMODE); 1896 #endif 1897 if (default_cmode < CMODE_8 || default_cmode > CMODE_32) 1898 default_cmode = CMODE_8; 1899 if (!mac_vmode_to_var(default_vmode, default_cmode, &var)) { 1900 var.accel_flags = vesafb_defined.accel_flags; 1901 var.xoffset = var.yoffset = 0; 1902 /* Note: mac_vmode_to_var() does not set all parameters */ 1903 vesafb_defined = var; 1904 } 1905 } 1906 #endif /* !MODULE */ 1907 #endif /* CONFIG_PPC_PMAC */ 1908 vesafb_defined.xres_virtual = vesafb_defined.xres; 1909 if (nopan) { 1910 vesafb_defined.yres_virtual = vesafb_defined.yres; 1911 } else { 1912 vesafb_defined.yres_virtual = 65536; /* large enough to be INF, but small enough 1913 to yres_virtual * xres_virtual < 2^32 */ 1914 } 1915 matroxfb_init_fix(minfo); 1916 minfo->fbcon.screen_base = vaddr_va(minfo->video.vbase); 1917 /* Normalize values (namely yres_virtual) */ 1918 matroxfb_check_var(&vesafb_defined, &minfo->fbcon); 1919 /* And put it into "current" var. Do NOT program hardware yet, or we'll not take over 1920 * vgacon correctly. fbcon_startup will call fb_set_par for us, WITHOUT check_var, 1921 * and unfortunately it will do it BEFORE vgacon contents is saved, so it won't work 1922 * anyway. But we at least tried... */ 1923 minfo->fbcon.var = vesafb_defined; 1924 err = -EINVAL; 1925 1926 printk(KERN_INFO "matroxfb: %dx%dx%dbpp (virtual: %dx%d)\n", 1927 vesafb_defined.xres, vesafb_defined.yres, vesafb_defined.bits_per_pixel, 1928 vesafb_defined.xres_virtual, vesafb_defined.yres_virtual); 1929 printk(KERN_INFO "matroxfb: framebuffer at 0x%lX, mapped to 0x%p, size %d\n", 1930 minfo->video.base, vaddr_va(minfo->video.vbase), minfo->video.len); 1931 1932 /* We do not have to set currcon to 0... register_framebuffer do it for us on first console 1933 * and we do not want currcon == 0 for subsequent framebuffers */ 1934 1935 minfo->fbcon.device = &minfo->pcidev->dev; 1936 if (register_framebuffer(&minfo->fbcon) < 0) { 1937 goto failVideoIO; 1938 } 1939 fb_info(&minfo->fbcon, "%s frame buffer device\n", minfo->fbcon.fix.id); 1940 1941 /* there is no console on this fb... but we have to initialize hardware 1942 * until someone tells me what is proper thing to do */ 1943 if (!minfo->initialized) { 1944 fb_info(&minfo->fbcon, "initializing hardware\n"); 1945 /* We have to use FB_ACTIVATE_FORCE, as we had to put vesafb_defined to the fbcon.var 1946 * already before, so register_framebuffer works correctly. */ 1947 vesafb_defined.activate |= FB_ACTIVATE_FORCE; 1948 fb_set_var(&minfo->fbcon, &vesafb_defined); 1949 } 1950 1951 return 0; 1952 failVideoIO:; 1953 matroxfb_g450_shutdown(minfo); 1954 iounmap(minfo->video.vbase.vaddr); 1955 failCtrlIO:; 1956 iounmap(minfo->mmio.vbase.vaddr); 1957 failVideoMR:; 1958 release_mem_region(video_base_phys, minfo->video.len_maximum); 1959 failCtrlMR:; 1960 release_mem_region(ctrlptr_phys, 16384); 1961 fail:; 1962 return err; 1963 } 1964 1965 static LIST_HEAD(matroxfb_list); 1966 static LIST_HEAD(matroxfb_driver_list); 1967 1968 #define matroxfb_l(x) list_entry(x, struct matrox_fb_info, next_fb) 1969 #define matroxfb_driver_l(x) list_entry(x, struct matroxfb_driver, node) 1970 int matroxfb_register_driver(struct matroxfb_driver* drv) { 1971 struct matrox_fb_info* minfo; 1972 1973 list_add(&drv->node, &matroxfb_driver_list); 1974 list_for_each_entry(minfo, &matroxfb_list, next_fb) { 1975 void* p; 1976 1977 if (minfo->drivers_count == MATROXFB_MAX_FB_DRIVERS) 1978 continue; 1979 p = drv->probe(minfo); 1980 if (p) { 1981 minfo->drivers_data[minfo->drivers_count] = p; 1982 minfo->drivers[minfo->drivers_count++] = drv; 1983 } 1984 } 1985 return 0; 1986 } 1987 1988 void matroxfb_unregister_driver(struct matroxfb_driver* drv) { 1989 struct matrox_fb_info* minfo; 1990 1991 list_del(&drv->node); 1992 list_for_each_entry(minfo, &matroxfb_list, next_fb) { 1993 int i; 1994 1995 for (i = 0; i < minfo->drivers_count; ) { 1996 if (minfo->drivers[i] == drv) { 1997 if (drv && drv->remove) 1998 drv->remove(minfo, minfo->drivers_data[i]); 1999 minfo->drivers[i] = minfo->drivers[--minfo->drivers_count]; 2000 minfo->drivers_data[i] = minfo->drivers_data[minfo->drivers_count]; 2001 } else 2002 i++; 2003 } 2004 } 2005 } 2006 2007 static void matroxfb_register_device(struct matrox_fb_info* minfo) { 2008 struct matroxfb_driver* drv; 2009 int i = 0; 2010 list_add(&minfo->next_fb, &matroxfb_list); 2011 for (drv = matroxfb_driver_l(matroxfb_driver_list.next); 2012 drv != matroxfb_driver_l(&matroxfb_driver_list); 2013 drv = matroxfb_driver_l(drv->node.next)) { 2014 if (drv->probe) { 2015 void *p = drv->probe(minfo); 2016 if (p) { 2017 minfo->drivers_data[i] = p; 2018 minfo->drivers[i++] = drv; 2019 if (i == MATROXFB_MAX_FB_DRIVERS) 2020 break; 2021 } 2022 } 2023 } 2024 minfo->drivers_count = i; 2025 } 2026 2027 static void matroxfb_unregister_device(struct matrox_fb_info* minfo) { 2028 int i; 2029 2030 list_del(&minfo->next_fb); 2031 for (i = 0; i < minfo->drivers_count; i++) { 2032 struct matroxfb_driver* drv = minfo->drivers[i]; 2033 2034 if (drv && drv->remove) 2035 drv->remove(minfo, minfo->drivers_data[i]); 2036 } 2037 } 2038 2039 static int matroxfb_probe(struct pci_dev* pdev, const struct pci_device_id* dummy) { 2040 struct board* b; 2041 u_int16_t svid; 2042 u_int16_t sid; 2043 struct matrox_fb_info* minfo; 2044 int err; 2045 u_int32_t cmd; 2046 DBG(__func__) 2047 2048 err = aperture_remove_conflicting_pci_devices(pdev, "matroxfb"); 2049 if (err) 2050 return err; 2051 2052 svid = pdev->subsystem_vendor; 2053 sid = pdev->subsystem_device; 2054 for (b = dev_list; b->vendor; b++) { 2055 if ((b->vendor != pdev->vendor) || (b->device != pdev->device) || (b->rev < pdev->revision)) continue; 2056 if (b->svid) 2057 if ((b->svid != svid) || (b->sid != sid)) continue; 2058 break; 2059 } 2060 /* not match... */ 2061 if (!b->vendor) 2062 return -ENODEV; 2063 if (dev > 0) { 2064 /* not requested one... */ 2065 dev--; 2066 return -ENODEV; 2067 } 2068 pci_read_config_dword(pdev, PCI_COMMAND, &cmd); 2069 if (pci_enable_device(pdev)) { 2070 return -1; 2071 } 2072 2073 minfo = kzalloc(sizeof(*minfo), GFP_KERNEL); 2074 if (!minfo) 2075 return -ENOMEM; 2076 2077 minfo->pcidev = pdev; 2078 minfo->dead = 0; 2079 minfo->usecount = 0; 2080 minfo->userusecount = 0; 2081 2082 pci_set_drvdata(pdev, minfo); 2083 /* DEVFLAGS */ 2084 minfo->devflags.memtype = memtype; 2085 if (memtype != -1) 2086 noinit = 0; 2087 if (cmd & PCI_COMMAND_MEMORY) { 2088 minfo->devflags.novga = novga; 2089 minfo->devflags.nobios = nobios; 2090 minfo->devflags.noinit = noinit; 2091 /* subsequent heads always needs initialization and must not enable BIOS */ 2092 novga = 1; 2093 nobios = 1; 2094 noinit = 0; 2095 } else { 2096 minfo->devflags.novga = 1; 2097 minfo->devflags.nobios = 1; 2098 minfo->devflags.noinit = 0; 2099 } 2100 2101 minfo->devflags.nopciretry = no_pci_retry; 2102 minfo->devflags.mga_24bpp_fix = inv24; 2103 minfo->devflags.precise_width = option_precise_width; 2104 minfo->devflags.sgram = sgram; 2105 minfo->capable.cross4MB = cross4MB; 2106 2107 spin_lock_init(&minfo->lock.DAC); 2108 spin_lock_init(&minfo->lock.accel); 2109 init_rwsem(&minfo->crtc2.lock); 2110 init_rwsem(&minfo->altout.lock); 2111 mutex_init(&minfo->fbcon.mm_lock); 2112 minfo->irq_flags = 0; 2113 init_waitqueue_head(&minfo->crtc1.vsync.wait); 2114 init_waitqueue_head(&minfo->crtc2.vsync.wait); 2115 minfo->crtc1.panpos = -1; 2116 2117 err = initMatrox2(minfo, b); 2118 if (!err) { 2119 matroxfb_register_device(minfo); 2120 return 0; 2121 } 2122 kfree(minfo); 2123 return -1; 2124 } 2125 2126 static void pci_remove_matrox(struct pci_dev* pdev) { 2127 struct matrox_fb_info* minfo; 2128 2129 minfo = pci_get_drvdata(pdev); 2130 matroxfb_remove(minfo, 1); 2131 } 2132 2133 static const struct pci_device_id matroxfb_devices[] = { 2134 #ifdef CONFIG_FB_MATROX_MILLENIUM 2135 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL, 2136 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2137 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL_2, 2138 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2139 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL_2_AGP, 2140 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2141 #endif 2142 #ifdef CONFIG_FB_MATROX_MYSTIQUE 2143 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS, 2144 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2145 #endif 2146 #ifdef CONFIG_FB_MATROX_G 2147 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_MM, 2148 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2149 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_AGP, 2150 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2151 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_PCI, 2152 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2153 {PCI_VENDOR_ID_MATROX, 0x0532, 2154 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2155 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 2156 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2157 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400, 2158 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2159 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G550, 2160 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 2161 #endif 2162 {0, 0, 2163 0, 0, 0, 0, 0} 2164 }; 2165 2166 MODULE_DEVICE_TABLE(pci, matroxfb_devices); 2167 2168 2169 static struct pci_driver matroxfb_driver = { 2170 .name = "matroxfb", 2171 .id_table = matroxfb_devices, 2172 .probe = matroxfb_probe, 2173 .remove = pci_remove_matrox, 2174 }; 2175 2176 /* **************************** init-time only **************************** */ 2177 2178 #define RSResolution(X) ((X) & 0x0F) 2179 #define RS640x400 1 2180 #define RS640x480 2 2181 #define RS800x600 3 2182 #define RS1024x768 4 2183 #define RS1280x1024 5 2184 #define RS1600x1200 6 2185 #define RS768x576 7 2186 #define RS960x720 8 2187 #define RS1152x864 9 2188 #define RS1408x1056 10 2189 #define RS640x350 11 2190 #define RS1056x344 12 /* 132 x 43 text */ 2191 #define RS1056x400 13 /* 132 x 50 text */ 2192 #define RS1056x480 14 /* 132 x 60 text */ 2193 #define RSNoxNo 15 2194 /* 10-FF */ 2195 static struct { int xres, yres, left, right, upper, lower, hslen, vslen, vfreq; } timmings[] __initdata = { 2196 { 640, 400, 48, 16, 39, 8, 96, 2, 70 }, 2197 { 640, 480, 48, 16, 33, 10, 96, 2, 60 }, 2198 { 800, 600, 144, 24, 28, 8, 112, 6, 60 }, 2199 { 1024, 768, 160, 32, 30, 4, 128, 4, 60 }, 2200 { 1280, 1024, 224, 32, 32, 4, 136, 4, 60 }, 2201 { 1600, 1200, 272, 48, 32, 5, 152, 5, 60 }, 2202 { 768, 576, 144, 16, 28, 6, 112, 4, 60 }, 2203 { 960, 720, 144, 24, 28, 8, 112, 4, 60 }, 2204 { 1152, 864, 192, 32, 30, 4, 128, 4, 60 }, 2205 { 1408, 1056, 256, 40, 32, 5, 144, 5, 60 }, 2206 { 640, 350, 48, 16, 39, 8, 96, 2, 70 }, 2207 { 1056, 344, 96, 24, 59, 44, 160, 2, 70 }, 2208 { 1056, 400, 96, 24, 39, 8, 160, 2, 70 }, 2209 { 1056, 480, 96, 24, 36, 12, 160, 3, 60 }, 2210 { 0, 0, ~0, ~0, ~0, ~0, 0, 0, 0 } 2211 }; 2212 2213 #define RSCreate(X,Y) ((X) | ((Y) << 8)) 2214 static struct { unsigned int vesa; unsigned int info; } *RSptr, vesamap[] __initdata = { 2215 /* default must be first */ 2216 { ~0, RSCreate(RSNoxNo, RS8bpp ) }, 2217 { 0x101, RSCreate(RS640x480, RS8bpp ) }, 2218 { 0x100, RSCreate(RS640x400, RS8bpp ) }, 2219 { 0x180, RSCreate(RS768x576, RS8bpp ) }, 2220 { 0x103, RSCreate(RS800x600, RS8bpp ) }, 2221 { 0x188, RSCreate(RS960x720, RS8bpp ) }, 2222 { 0x105, RSCreate(RS1024x768, RS8bpp ) }, 2223 { 0x190, RSCreate(RS1152x864, RS8bpp ) }, 2224 { 0x107, RSCreate(RS1280x1024, RS8bpp ) }, 2225 { 0x198, RSCreate(RS1408x1056, RS8bpp ) }, 2226 { 0x11C, RSCreate(RS1600x1200, RS8bpp ) }, 2227 { 0x110, RSCreate(RS640x480, RS15bpp) }, 2228 { 0x181, RSCreate(RS768x576, RS15bpp) }, 2229 { 0x113, RSCreate(RS800x600, RS15bpp) }, 2230 { 0x189, RSCreate(RS960x720, RS15bpp) }, 2231 { 0x116, RSCreate(RS1024x768, RS15bpp) }, 2232 { 0x191, RSCreate(RS1152x864, RS15bpp) }, 2233 { 0x119, RSCreate(RS1280x1024, RS15bpp) }, 2234 { 0x199, RSCreate(RS1408x1056, RS15bpp) }, 2235 { 0x11D, RSCreate(RS1600x1200, RS15bpp) }, 2236 { 0x111, RSCreate(RS640x480, RS16bpp) }, 2237 { 0x182, RSCreate(RS768x576, RS16bpp) }, 2238 { 0x114, RSCreate(RS800x600, RS16bpp) }, 2239 { 0x18A, RSCreate(RS960x720, RS16bpp) }, 2240 { 0x117, RSCreate(RS1024x768, RS16bpp) }, 2241 { 0x192, RSCreate(RS1152x864, RS16bpp) }, 2242 { 0x11A, RSCreate(RS1280x1024, RS16bpp) }, 2243 { 0x19A, RSCreate(RS1408x1056, RS16bpp) }, 2244 { 0x11E, RSCreate(RS1600x1200, RS16bpp) }, 2245 { 0x1B2, RSCreate(RS640x480, RS24bpp) }, 2246 { 0x184, RSCreate(RS768x576, RS24bpp) }, 2247 { 0x1B5, RSCreate(RS800x600, RS24bpp) }, 2248 { 0x18C, RSCreate(RS960x720, RS24bpp) }, 2249 { 0x1B8, RSCreate(RS1024x768, RS24bpp) }, 2250 { 0x194, RSCreate(RS1152x864, RS24bpp) }, 2251 { 0x1BB, RSCreate(RS1280x1024, RS24bpp) }, 2252 { 0x19C, RSCreate(RS1408x1056, RS24bpp) }, 2253 { 0x1BF, RSCreate(RS1600x1200, RS24bpp) }, 2254 { 0x112, RSCreate(RS640x480, RS32bpp) }, 2255 { 0x183, RSCreate(RS768x576, RS32bpp) }, 2256 { 0x115, RSCreate(RS800x600, RS32bpp) }, 2257 { 0x18B, RSCreate(RS960x720, RS32bpp) }, 2258 { 0x118, RSCreate(RS1024x768, RS32bpp) }, 2259 { 0x193, RSCreate(RS1152x864, RS32bpp) }, 2260 { 0x11B, RSCreate(RS1280x1024, RS32bpp) }, 2261 { 0x19B, RSCreate(RS1408x1056, RS32bpp) }, 2262 { 0x11F, RSCreate(RS1600x1200, RS32bpp) }, 2263 { 0x010, RSCreate(RS640x350, RS4bpp ) }, 2264 { 0x012, RSCreate(RS640x480, RS4bpp ) }, 2265 { 0x102, RSCreate(RS800x600, RS4bpp ) }, 2266 { 0x104, RSCreate(RS1024x768, RS4bpp ) }, 2267 { 0x106, RSCreate(RS1280x1024, RS4bpp ) }, 2268 { 0, 0 }}; 2269 2270 static void __init matroxfb_init_params(void) { 2271 /* fh from kHz to Hz */ 2272 if (fh < 1000) 2273 fh *= 1000; /* 1kHz minimum */ 2274 /* maxclk */ 2275 if (maxclk < 1000) maxclk *= 1000; /* kHz -> Hz, MHz -> kHz */ 2276 if (maxclk < 1000000) maxclk *= 1000; /* kHz -> Hz, 1MHz minimum */ 2277 /* fix VESA number */ 2278 if (vesa != ~0) 2279 vesa &= 0x1DFF; /* mask out clearscreen, acceleration and so on */ 2280 2281 /* static settings */ 2282 for (RSptr = vesamap; RSptr->vesa; RSptr++) { 2283 if (RSptr->vesa == vesa) break; 2284 } 2285 if (!RSptr->vesa) { 2286 printk(KERN_ERR "Invalid vesa mode 0x%04X\n", vesa); 2287 RSptr = vesamap; 2288 } 2289 { 2290 int res = RSResolution(RSptr->info)-1; 2291 if (left == ~0) 2292 left = timmings[res].left; 2293 if (!xres) 2294 xres = timmings[res].xres; 2295 if (right == ~0) 2296 right = timmings[res].right; 2297 if (!hslen) 2298 hslen = timmings[res].hslen; 2299 if (upper == ~0) 2300 upper = timmings[res].upper; 2301 if (!yres) 2302 yres = timmings[res].yres; 2303 if (lower == ~0) 2304 lower = timmings[res].lower; 2305 if (!vslen) 2306 vslen = timmings[res].vslen; 2307 if (!(fv||fh||maxclk||pixclock)) 2308 fv = timmings[res].vfreq; 2309 if (depth == -1) 2310 depth = RSDepth(RSptr->info); 2311 } 2312 } 2313 2314 static int __init matrox_init(void) { 2315 int err; 2316 2317 if (fb_modesetting_disabled("matroxfb")) 2318 return -ENODEV; 2319 2320 matroxfb_init_params(); 2321 err = pci_register_driver(&matroxfb_driver); 2322 dev = -1; /* accept all new devices... */ 2323 return err; 2324 } 2325 2326 /* **************************** exit-time only **************************** */ 2327 2328 static void __exit matrox_done(void) { 2329 pci_unregister_driver(&matroxfb_driver); 2330 } 2331 2332 #ifndef MODULE 2333 2334 /* ************************* init in-kernel code ************************** */ 2335 2336 static int __init matroxfb_setup(char *options) { 2337 char *this_opt; 2338 2339 DBG(__func__) 2340 2341 if (!options || !*options) 2342 return 0; 2343 2344 while ((this_opt = strsep(&options, ",")) != NULL) { 2345 if (!*this_opt) continue; 2346 2347 dprintk("matroxfb_setup: option %s\n", this_opt); 2348 2349 if (!strncmp(this_opt, "dev:", 4)) 2350 dev = simple_strtoul(this_opt+4, NULL, 0); 2351 else if (!strncmp(this_opt, "depth:", 6)) { 2352 switch (simple_strtoul(this_opt+6, NULL, 0)) { 2353 case 0: depth = RSText; break; 2354 case 4: depth = RS4bpp; break; 2355 case 8: depth = RS8bpp; break; 2356 case 15:depth = RS15bpp; break; 2357 case 16:depth = RS16bpp; break; 2358 case 24:depth = RS24bpp; break; 2359 case 32:depth = RS32bpp; break; 2360 default: 2361 printk(KERN_ERR "matroxfb: unsupported color depth\n"); 2362 } 2363 } else if (!strncmp(this_opt, "xres:", 5)) 2364 xres = simple_strtoul(this_opt+5, NULL, 0); 2365 else if (!strncmp(this_opt, "yres:", 5)) 2366 yres = simple_strtoul(this_opt+5, NULL, 0); 2367 else if (!strncmp(this_opt, "vslen:", 6)) 2368 vslen = simple_strtoul(this_opt+6, NULL, 0); 2369 else if (!strncmp(this_opt, "hslen:", 6)) 2370 hslen = simple_strtoul(this_opt+6, NULL, 0); 2371 else if (!strncmp(this_opt, "left:", 5)) 2372 left = simple_strtoul(this_opt+5, NULL, 0); 2373 else if (!strncmp(this_opt, "right:", 6)) 2374 right = simple_strtoul(this_opt+6, NULL, 0); 2375 else if (!strncmp(this_opt, "upper:", 6)) 2376 upper = simple_strtoul(this_opt+6, NULL, 0); 2377 else if (!strncmp(this_opt, "lower:", 6)) 2378 lower = simple_strtoul(this_opt+6, NULL, 0); 2379 else if (!strncmp(this_opt, "pixclock:", 9)) 2380 pixclock = simple_strtoul(this_opt+9, NULL, 0); 2381 else if (!strncmp(this_opt, "sync:", 5)) 2382 sync = simple_strtoul(this_opt+5, NULL, 0); 2383 else if (!strncmp(this_opt, "vesa:", 5)) 2384 vesa = simple_strtoul(this_opt+5, NULL, 0); 2385 else if (!strncmp(this_opt, "maxclk:", 7)) 2386 maxclk = simple_strtoul(this_opt+7, NULL, 0); 2387 else if (!strncmp(this_opt, "fh:", 3)) 2388 fh = simple_strtoul(this_opt+3, NULL, 0); 2389 else if (!strncmp(this_opt, "fv:", 3)) 2390 fv = simple_strtoul(this_opt+3, NULL, 0); 2391 else if (!strncmp(this_opt, "mem:", 4)) 2392 mem = simple_strtoul(this_opt+4, NULL, 0); 2393 else if (!strncmp(this_opt, "mode:", 5)) 2394 strscpy(videomode, this_opt + 5, sizeof(videomode)); 2395 else if (!strncmp(this_opt, "outputs:", 8)) 2396 strscpy(outputs, this_opt + 8, sizeof(outputs)); 2397 else if (!strncmp(this_opt, "dfp:", 4)) { 2398 dfp_type = simple_strtoul(this_opt+4, NULL, 0); 2399 dfp = 1; 2400 } 2401 #ifdef CONFIG_PPC_PMAC 2402 else if (!strncmp(this_opt, "vmode:", 6)) { 2403 unsigned int vmode = simple_strtoul(this_opt+6, NULL, 0); 2404 if (vmode > 0 && vmode <= VMODE_MAX) 2405 default_vmode = vmode; 2406 } else if (!strncmp(this_opt, "cmode:", 6)) { 2407 unsigned int cmode = simple_strtoul(this_opt+6, NULL, 0); 2408 switch (cmode) { 2409 case 0: 2410 case 8: 2411 default_cmode = CMODE_8; 2412 break; 2413 case 15: 2414 case 16: 2415 default_cmode = CMODE_16; 2416 break; 2417 case 24: 2418 case 32: 2419 default_cmode = CMODE_32; 2420 break; 2421 } 2422 } 2423 #endif 2424 else if (!strcmp(this_opt, "disabled")) /* nodisabled does not exist */ 2425 disabled = 1; 2426 else if (!strcmp(this_opt, "enabled")) /* noenabled does not exist */ 2427 disabled = 0; 2428 else if (!strcmp(this_opt, "sgram")) /* nosgram == sdram */ 2429 sgram = 1; 2430 else if (!strcmp(this_opt, "sdram")) 2431 sgram = 0; 2432 else if (!strncmp(this_opt, "memtype:", 8)) 2433 memtype = simple_strtoul(this_opt+8, NULL, 0); 2434 else { 2435 int value = 1; 2436 2437 if (!strncmp(this_opt, "no", 2)) { 2438 value = 0; 2439 this_opt += 2; 2440 } 2441 if (! strcmp(this_opt, "inverse")) 2442 inverse = value; 2443 else if (!strcmp(this_opt, "accel")) 2444 noaccel = !value; 2445 else if (!strcmp(this_opt, "pan")) 2446 nopan = !value; 2447 else if (!strcmp(this_opt, "pciretry")) 2448 no_pci_retry = !value; 2449 else if (!strcmp(this_opt, "vga")) 2450 novga = !value; 2451 else if (!strcmp(this_opt, "bios")) 2452 nobios = !value; 2453 else if (!strcmp(this_opt, "init")) 2454 noinit = !value; 2455 else if (!strcmp(this_opt, "mtrr")) 2456 mtrr = value; 2457 else if (!strcmp(this_opt, "inv24")) 2458 inv24 = value; 2459 else if (!strcmp(this_opt, "cross4MB")) 2460 cross4MB = value; 2461 else if (!strcmp(this_opt, "grayscale")) 2462 grayscale = value; 2463 else if (!strcmp(this_opt, "dfp")) 2464 dfp = value; 2465 else { 2466 strscpy(videomode, this_opt, sizeof(videomode)); 2467 } 2468 } 2469 } 2470 return 0; 2471 } 2472 2473 static int __initdata initialized = 0; 2474 2475 static int __init matroxfb_init(void) 2476 { 2477 char *option = NULL; 2478 int err = 0; 2479 2480 DBG(__func__) 2481 2482 if (fb_get_options("matroxfb", &option)) 2483 return -ENODEV; 2484 matroxfb_setup(option); 2485 2486 if (disabled) 2487 return -ENXIO; 2488 if (!initialized) { 2489 initialized = 1; 2490 err = matrox_init(); 2491 } 2492 hotplug = 1; 2493 /* never return failure, user can hotplug matrox later... */ 2494 return err; 2495 } 2496 2497 #else 2498 2499 /* *************************** init module code **************************** */ 2500 2501 MODULE_AUTHOR("(c) 1998-2002 Petr Vandrovec <vandrove@vc.cvut.cz>"); 2502 MODULE_DESCRIPTION("Accelerated FBDev driver for Matrox Millennium/Mystique/G100/G200/G400/G450/G550"); 2503 MODULE_LICENSE("GPL"); 2504 2505 module_param(mem, int, 0); 2506 MODULE_PARM_DESC(mem, "Size of available memory in MB, KB or B (2,4,8,12,16MB, default=autodetect)"); 2507 module_param(disabled, int, 0); 2508 MODULE_PARM_DESC(disabled, "Disabled (0 or 1=disabled) (default=0)"); 2509 module_param(noaccel, int, 0); 2510 MODULE_PARM_DESC(noaccel, "Do not use accelerating engine (0 or 1=disabled) (default=0)"); 2511 module_param(nopan, int, 0); 2512 MODULE_PARM_DESC(nopan, "Disable pan on startup (0 or 1=disabled) (default=0)"); 2513 module_param(no_pci_retry, int, 0); 2514 MODULE_PARM_DESC(no_pci_retry, "PCI retries enabled (0 or 1=disabled) (default=0)"); 2515 module_param(novga, int, 0); 2516 MODULE_PARM_DESC(novga, "VGA I/O (0x3C0-0x3DF) disabled (0 or 1=disabled) (default=0)"); 2517 module_param(nobios, int, 0); 2518 MODULE_PARM_DESC(nobios, "Disables ROM BIOS (0 or 1=disabled) (default=do not change BIOS state)"); 2519 module_param(noinit, int, 0); 2520 MODULE_PARM_DESC(noinit, "Disables W/SG/SD-RAM and bus interface initialization (0 or 1=do not initialize) (default=0)"); 2521 module_param(memtype, int, 0); 2522 MODULE_PARM_DESC(memtype, "Memory type for G200/G400 (see Documentation/fb/matroxfb.rst for explanation) (default=3 for G200, 0 for G400)"); 2523 module_param(mtrr, int, 0); 2524 MODULE_PARM_DESC(mtrr, "This speeds up video memory accesses (0=disabled or 1) (default=1)"); 2525 module_param(sgram, int, 0); 2526 MODULE_PARM_DESC(sgram, "Indicates that G100/G200/G400 has SGRAM memory (0=SDRAM, 1=SGRAM) (default=0)"); 2527 module_param(inv24, int, 0); 2528 MODULE_PARM_DESC(inv24, "Inverts clock polarity for 24bpp and loop frequency > 100MHz (default=do not invert polarity)"); 2529 module_param(inverse, int, 0); 2530 MODULE_PARM_DESC(inverse, "Inverse (0 or 1) (default=0)"); 2531 module_param(dev, int, 0); 2532 MODULE_PARM_DESC(dev, "Multihead support, attach to device ID (0..N) (default=all working)"); 2533 module_param(vesa, int, 0); 2534 MODULE_PARM_DESC(vesa, "Startup videomode (0x000-0x1FF) (default=0x101)"); 2535 module_param(xres, int, 0); 2536 MODULE_PARM_DESC(xres, "Horizontal resolution (px), overrides xres from vesa (default=vesa)"); 2537 module_param(yres, int, 0); 2538 MODULE_PARM_DESC(yres, "Vertical resolution (scans), overrides yres from vesa (default=vesa)"); 2539 module_param(upper, int, 0); 2540 MODULE_PARM_DESC(upper, "Upper blank space (scans), overrides upper from vesa (default=vesa)"); 2541 module_param(lower, int, 0); 2542 MODULE_PARM_DESC(lower, "Lower blank space (scans), overrides lower from vesa (default=vesa)"); 2543 module_param(vslen, int, 0); 2544 MODULE_PARM_DESC(vslen, "Vertical sync length (scans), overrides lower from vesa (default=vesa)"); 2545 module_param(left, int, 0); 2546 MODULE_PARM_DESC(left, "Left blank space (px), overrides left from vesa (default=vesa)"); 2547 module_param(right, int, 0); 2548 MODULE_PARM_DESC(right, "Right blank space (px), overrides right from vesa (default=vesa)"); 2549 module_param(hslen, int, 0); 2550 MODULE_PARM_DESC(hslen, "Horizontal sync length (px), overrides hslen from vesa (default=vesa)"); 2551 module_param(pixclock, int, 0); 2552 MODULE_PARM_DESC(pixclock, "Pixelclock (ns), overrides pixclock from vesa (default=vesa)"); 2553 module_param(sync, int, 0); 2554 MODULE_PARM_DESC(sync, "Sync polarity, overrides sync from vesa (default=vesa)"); 2555 module_param(depth, int, 0); 2556 MODULE_PARM_DESC(depth, "Color depth (0=text,8,15,16,24,32) (default=vesa)"); 2557 module_param(maxclk, int, 0); 2558 MODULE_PARM_DESC(maxclk, "Startup maximal clock, 0-999MHz, 1000-999999kHz, 1000000-INF Hz"); 2559 module_param(fh, int, 0); 2560 MODULE_PARM_DESC(fh, "Startup horizontal frequency, 0-999kHz, 1000-INF Hz"); 2561 module_param(fv, int, 0); 2562 MODULE_PARM_DESC(fv, "Startup vertical frequency, 0-INF Hz\n" 2563 "You should specify \"fv:max_monitor_vsync,fh:max_monitor_hsync,maxclk:max_monitor_dotclock\""); 2564 module_param(grayscale, int, 0); 2565 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)"); 2566 module_param(cross4MB, int, 0); 2567 MODULE_PARM_DESC(cross4MB, "Specifies that 4MB boundary can be in middle of line. (default=autodetected)"); 2568 module_param(dfp, int, 0); 2569 MODULE_PARM_DESC(dfp, "Specifies whether to use digital flat panel interface of G200/G400 (0 or 1) (default=0)"); 2570 module_param(dfp_type, int, 0); 2571 MODULE_PARM_DESC(dfp_type, "Specifies DFP interface type (0 to 255) (default=read from hardware)"); 2572 module_param_string(outputs, outputs, sizeof(outputs), 0); 2573 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)"); 2574 #ifdef CONFIG_PPC_PMAC 2575 module_param_named(vmode, default_vmode, int, 0); 2576 MODULE_PARM_DESC(vmode, "Specify the vmode mode number that should be used (640x480 default)"); 2577 module_param_named(cmode, default_cmode, int, 0); 2578 MODULE_PARM_DESC(cmode, "Specify the video depth that should be used (8bit default)"); 2579 #endif 2580 2581 static int __init matroxfb_init(void){ 2582 2583 DBG(__func__) 2584 2585 if (disabled) 2586 return -ENXIO; 2587 2588 if (depth == 0) 2589 depth = RSText; 2590 else if (depth == 4) 2591 depth = RS4bpp; 2592 else if (depth == 8) 2593 depth = RS8bpp; 2594 else if (depth == 15) 2595 depth = RS15bpp; 2596 else if (depth == 16) 2597 depth = RS16bpp; 2598 else if (depth == 24) 2599 depth = RS24bpp; 2600 else if (depth == 32) 2601 depth = RS32bpp; 2602 else if (depth != -1) { 2603 printk(KERN_ERR "matroxfb: depth %d is not supported, using default\n", depth); 2604 depth = -1; 2605 } 2606 matrox_init(); 2607 /* never return failure; user can hotplug matrox later... */ 2608 return 0; 2609 } 2610 #endif /* MODULE */ 2611 2612 module_init(matroxfb_init); 2613 module_exit(matrox_done); 2614 EXPORT_SYMBOL(matroxfb_register_driver); 2615 EXPORT_SYMBOL(matroxfb_unregister_driver); 2616 EXPORT_SYMBOL(matroxfb_wait_for_sync); 2617 EXPORT_SYMBOL(matroxfb_enable_irq); 2618