1/* 2 * 3 * Hardware accelerated Matrox Millennium I, II, Mystique, G100, G200, G400 and G450 4 * 5 * (c) 1998-2002 Petr Vandrovec <vandrove@vc.cvut.cz> 6 * 7 */ 8#ifndef __MATROXFB_H__ 9#define __MATROXFB_H__ 10 11/* general, but fairly heavy, debugging */ 12#undef MATROXFB_DEBUG 13 14/* heavy debugging: */ 15/* -- logs putc[s], so every time a char is displayed, it's logged */ 16#undef MATROXFB_DEBUG_HEAVY 17 18/* This one _could_ cause infinite loops */ 19/* It _does_ cause lots and lots of messages during idle loops */ 20#undef MATROXFB_DEBUG_LOOP 21 22/* Debug register calls, too? */ 23#undef MATROXFB_DEBUG_REG 24 25/* Guard accelerator accesses with spin_lock_irqsave... */ 26#undef MATROXFB_USE_SPINLOCKS 27 28#include <linux/module.h> 29#include <linux/kernel.h> 30#include <linux/errno.h> 31#include <linux/string.h> 32#include <linux/mm.h> 33#include <linux/slab.h> 34#include <linux/delay.h> 35#include <linux/fb.h> 36#include <linux/console.h> 37#include <linux/selection.h> 38#include <linux/ioport.h> 39#include <linux/init.h> 40#include <linux/timer.h> 41#include <linux/pci.h> 42#include <linux/spinlock.h> 43#include <linux/kd.h> 44 45#include <asm/io.h> 46#include <asm/unaligned.h> 47#ifdef CONFIG_MTRR 48#include <asm/mtrr.h> 49#endif 50 51#if defined(CONFIG_PPC_PMAC) 52#include <asm/prom.h> 53#include <asm/pci-bridge.h> 54#include "../macmodes.h" 55#endif 56 57#ifdef MATROXFB_DEBUG 58 59#define DEBUG 60#define DBG(x) printk(KERN_DEBUG "matroxfb: %s\n", (x)); 61 62#ifdef MATROXFB_DEBUG_HEAVY 63#define DBG_HEAVY(x) DBG(x) 64#else /* MATROXFB_DEBUG_HEAVY */ 65#define DBG_HEAVY(x) /* DBG_HEAVY */ 66#endif /* MATROXFB_DEBUG_HEAVY */ 67 68#ifdef MATROXFB_DEBUG_LOOP 69#define DBG_LOOP(x) DBG(x) 70#else /* MATROXFB_DEBUG_LOOP */ 71#define DBG_LOOP(x) /* DBG_LOOP */ 72#endif /* MATROXFB_DEBUG_LOOP */ 73 74#ifdef MATROXFB_DEBUG_REG 75#define DBG_REG(x) DBG(x) 76#else /* MATROXFB_DEBUG_REG */ 77#define DBG_REG(x) /* DBG_REG */ 78#endif /* MATROXFB_DEBUG_REG */ 79 80#else /* MATROXFB_DEBUG */ 81 82#define DBG(x) /* DBG */ 83#define DBG_HEAVY(x) /* DBG_HEAVY */ 84#define DBG_REG(x) /* DBG_REG */ 85#define DBG_LOOP(x) /* DBG_LOOP */ 86 87#endif /* MATROXFB_DEBUG */ 88 89#ifdef DEBUG 90#define dprintk(X...) printk(X) 91#else 92#define dprintk(X...) 93#endif 94 95#ifndef PCI_SS_VENDOR_ID_SIEMENS_NIXDORF 96#define PCI_SS_VENDOR_ID_SIEMENS_NIXDORF 0x110A 97#endif 98#ifndef PCI_SS_VENDOR_ID_MATROX 99#define PCI_SS_VENDOR_ID_MATROX PCI_VENDOR_ID_MATROX 100#endif 101 102#ifndef PCI_SS_ID_MATROX_PRODUCTIVA_G100_AGP 103#define PCI_SS_ID_MATROX_GENERIC 0xFF00 104#define PCI_SS_ID_MATROX_PRODUCTIVA_G100_AGP 0xFF01 105#define PCI_SS_ID_MATROX_MYSTIQUE_G200_AGP 0xFF02 106#define PCI_SS_ID_MATROX_MILLENIUM_G200_AGP 0xFF03 107#define PCI_SS_ID_MATROX_MARVEL_G200_AGP 0xFF04 108#define PCI_SS_ID_MATROX_MGA_G100_PCI 0xFF05 109#define PCI_SS_ID_MATROX_MGA_G100_AGP 0x1001 110#define PCI_SS_ID_MATROX_MILLENNIUM_G400_MAX_AGP 0x2179 111#define PCI_SS_ID_SIEMENS_MGA_G100_AGP 0x001E /* 30 */ 112#define PCI_SS_ID_SIEMENS_MGA_G200_AGP 0x0032 /* 50 */ 113#endif 114 115#define MX_VISUAL_TRUECOLOR FB_VISUAL_DIRECTCOLOR 116#define MX_VISUAL_DIRECTCOLOR FB_VISUAL_TRUECOLOR 117#define MX_VISUAL_PSEUDOCOLOR FB_VISUAL_PSEUDOCOLOR 118 119#define CNVT_TOHW(val,width) ((((val)<<(width))+0x7FFF-(val))>>16) 120 121/* G-series and Mystique have (almost) same DAC */ 122#undef NEED_DAC1064 123#if defined(CONFIG_FB_MATROX_MYSTIQUE) || defined(CONFIG_FB_MATROX_G) 124#define NEED_DAC1064 1 125#endif 126 127typedef struct { 128 void __iomem* vaddr; 129} vaddr_t; 130 131static inline unsigned int mga_readb(vaddr_t va, unsigned int offs) { 132 return readb(va.vaddr + offs); 133} 134 135static inline void mga_writeb(vaddr_t va, unsigned int offs, u_int8_t value) { 136 writeb(value, va.vaddr + offs); 137} 138 139static inline void mga_writew(vaddr_t va, unsigned int offs, u_int16_t value) { 140 writew(value, va.vaddr + offs); 141} 142 143static inline u_int32_t mga_readl(vaddr_t va, unsigned int offs) { 144 return readl(va.vaddr + offs); 145} 146 147static inline void mga_writel(vaddr_t va, unsigned int offs, u_int32_t value) { 148 writel(value, va.vaddr + offs); 149} 150 151static inline void mga_memcpy_toio(vaddr_t va, const void* src, int len) { 152#if defined(__alpha__) || defined(__i386__) || defined(__x86_64__) 153 /* 154 * iowrite32_rep works for us if: 155 * (1) Copies data as 32bit quantities, not byte after byte, 156 * (2) Performs LE ordered stores, and 157 * (3) It copes with unaligned source (destination is guaranteed to be page 158 * aligned and length is guaranteed to be multiple of 4). 159 */ 160 iowrite32_rep(va.vaddr, src, len >> 2); 161#else 162 u_int32_t __iomem* addr = va.vaddr; 163 164 if ((unsigned long)src & 3) { 165 while (len >= 4) { 166 fb_writel(get_unaligned((u32 *)src), addr); 167 addr++; 168 len -= 4; 169 src += 4; 170 } 171 } else { 172 while (len >= 4) { 173 fb_writel(*(u32 *)src, addr); 174 addr++; 175 len -= 4; 176 src += 4; 177 } 178 } 179#endif 180} 181 182static inline void vaddr_add(vaddr_t* va, unsigned long offs) { 183 va->vaddr += offs; 184} 185 186static inline void __iomem* vaddr_va(vaddr_t va) { 187 return va.vaddr; 188} 189 190#define MGA_IOREMAP_NORMAL 0 191#define MGA_IOREMAP_NOCACHE 1 192 193#define MGA_IOREMAP_FB MGA_IOREMAP_NOCACHE 194#define MGA_IOREMAP_MMIO MGA_IOREMAP_NOCACHE 195static inline int mga_ioremap(unsigned long phys, unsigned long size, int flags, vaddr_t* virt) { 196 if (flags & MGA_IOREMAP_NOCACHE) 197 virt->vaddr = ioremap_nocache(phys, size); 198 else 199 virt->vaddr = ioremap(phys, size); 200 return (virt->vaddr == NULL); /* 0, !0... 0, error_code in future */ 201} 202 203static inline void mga_iounmap(vaddr_t va) { 204 iounmap(va.vaddr); 205} 206 207struct my_timming { 208 unsigned int pixclock; 209 int mnp; 210 unsigned int crtc; 211 unsigned int HDisplay; 212 unsigned int HSyncStart; 213 unsigned int HSyncEnd; 214 unsigned int HTotal; 215 unsigned int VDisplay; 216 unsigned int VSyncStart; 217 unsigned int VSyncEnd; 218 unsigned int VTotal; 219 unsigned int sync; 220 int dblscan; 221 int interlaced; 222 unsigned int delay; /* CRTC delay */ 223}; 224 225enum { M_SYSTEM_PLL, M_PIXEL_PLL_A, M_PIXEL_PLL_B, M_PIXEL_PLL_C, M_VIDEO_PLL }; 226 227struct matrox_pll_cache { 228 unsigned int valid; 229 struct { 230 unsigned int mnp_key; 231 unsigned int mnp_value; 232 } data[4]; 233}; 234 235struct matrox_pll_limits { 236 unsigned int vcomin; 237 unsigned int vcomax; 238}; 239 240struct matrox_pll_features { 241 unsigned int vco_freq_min; 242 unsigned int ref_freq; 243 unsigned int feed_div_min; 244 unsigned int feed_div_max; 245 unsigned int in_div_min; 246 unsigned int in_div_max; 247 unsigned int post_shift_max; 248}; 249 250struct matroxfb_par 251{ 252 unsigned int final_bppShift; 253 unsigned int cmap_len; 254 struct { 255 unsigned int bytes; 256 unsigned int pixels; 257 unsigned int chunks; 258 } ydstorg; 259}; 260 261struct matrox_fb_info; 262 263struct matrox_DAC1064_features { 264 u_int8_t xvrefctrl; 265 u_int8_t xmiscctrl; 266}; 267 268/* current hardware status */ 269struct mavenregs { 270 u_int8_t regs[256]; 271 int mode; 272 int vlines; 273 int xtal; 274 int fv; 275 276 u_int16_t htotal; 277 u_int16_t hcorr; 278}; 279 280struct matrox_crtc2 { 281 u_int32_t ctl; 282}; 283 284struct matrox_hw_state { 285 u_int32_t MXoptionReg; 286 unsigned char DACclk[6]; 287 unsigned char DACreg[80]; 288 unsigned char MiscOutReg; 289 unsigned char DACpal[768]; 290 unsigned char CRTC[25]; 291 unsigned char CRTCEXT[9]; 292 unsigned char SEQ[5]; 293 /* unused for MGA mode, but who knows... */ 294 unsigned char GCTL[9]; 295 /* unused for MGA mode, but who knows... */ 296 unsigned char ATTR[21]; 297 298 /* TVOut only */ 299 struct mavenregs maven; 300 301 struct matrox_crtc2 crtc2; 302}; 303 304struct matrox_accel_data { 305#ifdef CONFIG_FB_MATROX_MILLENIUM 306 unsigned char ramdac_rev; 307#endif 308 u_int32_t m_dwg_rect; 309 u_int32_t m_opmode; 310 u_int32_t m_access; 311 u_int32_t m_pitch; 312}; 313 314struct v4l2_queryctrl; 315struct v4l2_control; 316 317struct matrox_altout { 318 const char *name; 319 int (*compute)(void* altout_dev, struct my_timming* input); 320 int (*program)(void* altout_dev); 321 int (*start)(void* altout_dev); 322 int (*verifymode)(void* altout_dev, u_int32_t mode); 323 int (*getqueryctrl)(void* altout_dev, 324 struct v4l2_queryctrl* ctrl); 325 int (*getctrl)(void* altout_dev, 326 struct v4l2_control* ctrl); 327 int (*setctrl)(void* altout_dev, 328 struct v4l2_control* ctrl); 329}; 330 331#define MATROXFB_SRC_NONE 0 332#define MATROXFB_SRC_CRTC1 1 333#define MATROXFB_SRC_CRTC2 2 334 335enum mga_chip { MGA_2064, MGA_2164, MGA_1064, MGA_1164, MGA_G100, MGA_G200, MGA_G400, MGA_G450, MGA_G550 }; 336 337struct matrox_bios { 338 unsigned int bios_valid : 1; 339 unsigned int pins_len; 340 unsigned char pins[128]; 341 struct { 342 unsigned char vMaj, vMin, vRev; 343 } version; 344 struct { 345 unsigned char state, tvout; 346 } output; 347}; 348 349struct matrox_switch; 350struct matroxfb_driver; 351struct matroxfb_dh_fb_info; 352 353struct matrox_vsync { 354 wait_queue_head_t wait; 355 unsigned int cnt; 356}; 357 358struct matrox_fb_info { 359 struct fb_info fbcon; 360 361 struct list_head next_fb; 362 363 int dead; 364 int initialized; 365 unsigned int usecount; 366 367 unsigned int userusecount; 368 unsigned long irq_flags; 369 370 struct matroxfb_par curr; 371 struct matrox_hw_state hw; 372 373 struct matrox_accel_data accel; 374 375 struct pci_dev* pcidev; 376 377 struct { 378 struct matrox_vsync vsync; 379 unsigned int pixclock; 380 int mnp; 381 int panpos; 382 } crtc1; 383 struct { 384 struct matrox_vsync vsync; 385 unsigned int pixclock; 386 int mnp; 387 struct matroxfb_dh_fb_info* info; 388 struct rw_semaphore lock; 389 } crtc2; 390 struct { 391 struct rw_semaphore lock; 392 struct { 393 int brightness, contrast, saturation, hue, gamma; 394 int testout, deflicker; 395 } tvo_params; 396 } altout; 397#define MATROXFB_MAX_OUTPUTS 3 398 struct { 399 unsigned int src; 400 struct matrox_altout* output; 401 void* data; 402 unsigned int mode; 403 unsigned int default_src; 404 } outputs[MATROXFB_MAX_OUTPUTS]; 405 406#define MATROXFB_MAX_FB_DRIVERS 5 407 struct matroxfb_driver* (drivers[MATROXFB_MAX_FB_DRIVERS]); 408 void* (drivers_data[MATROXFB_MAX_FB_DRIVERS]); 409 unsigned int drivers_count; 410 411 struct { 412 unsigned long base; /* physical */ 413 vaddr_t vbase; /* CPU view */ 414 unsigned int len; 415 unsigned int len_usable; 416 unsigned int len_maximum; 417 } video; 418 419 struct { 420 unsigned long base; /* physical */ 421 vaddr_t vbase; /* CPU view */ 422 unsigned int len; 423 } mmio; 424 425 unsigned int max_pixel_clock; 426 unsigned int max_pixel_clock_panellink; 427 428 struct matrox_switch* hw_switch; 429 430 struct { 431 struct matrox_pll_features pll; 432 struct matrox_DAC1064_features DAC1064; 433 } features; 434 struct { 435 spinlock_t DAC; 436 spinlock_t accel; 437 } lock; 438 439 enum mga_chip chip; 440 441 int interleave; 442 int millenium; 443 int milleniumII; 444 struct { 445 int cfb4; 446 const int* vxres; 447 int cross4MB; 448 int text; 449 int plnwt; 450 int srcorg; 451 } capable; 452#ifdef CONFIG_MTRR 453 struct { 454 int vram; 455 int vram_valid; 456 } mtrr; 457#endif 458 struct { 459 int precise_width; 460 int mga_24bpp_fix; 461 int novga; 462 int nobios; 463 int nopciretry; 464 int noinit; 465 int sgram; 466 int support32MB; 467 468 int accelerator; 469 int text_type_aux; 470 int video64bits; 471 int crtc2; 472 int maven_capable; 473 unsigned int vgastep; 474 unsigned int textmode; 475 unsigned int textstep; 476 unsigned int textvram; /* character cells */ 477 unsigned int ydstorg; /* offset in bytes from video start to usable memory */ 478 /* 0 except for 6MB Millenium */ 479 int memtype; 480 int g450dac; 481 int dfp_type; 482 int panellink; /* G400 DFP possible (not G450/G550) */ 483 int dualhead; 484 unsigned int fbResource; 485 } devflags; 486 struct fb_ops fbops; 487 struct matrox_bios bios; 488 struct { 489 struct matrox_pll_limits pixel; 490 struct matrox_pll_limits system; 491 struct matrox_pll_limits video; 492 } limits; 493 struct { 494 struct matrox_pll_cache pixel; 495 struct matrox_pll_cache system; 496 struct matrox_pll_cache video; 497 } cache; 498 struct { 499 struct { 500 unsigned int video; 501 unsigned int system; 502 } pll; 503 struct { 504 u_int32_t opt; 505 u_int32_t opt2; 506 u_int32_t opt3; 507 u_int32_t mctlwtst; 508 u_int32_t mctlwtst_core; 509 u_int32_t memmisc; 510 u_int32_t memrdbk; 511 u_int32_t maccess; 512 } reg; 513 struct { 514 unsigned int ddr:1, 515 emrswen:1, 516 dll:1; 517 } memory; 518 } values; 519 u_int32_t cmap[16]; 520}; 521 522#define info2minfo(info) container_of(info, struct matrox_fb_info, fbcon) 523 524struct matrox_switch { 525 int (*preinit)(struct matrox_fb_info *minfo); 526 void (*reset)(struct matrox_fb_info *minfo); 527 int (*init)(struct matrox_fb_info *minfo, struct my_timming*); 528 void (*restore)(struct matrox_fb_info *minfo); 529}; 530 531struct matroxfb_driver { 532 struct list_head node; 533 char* name; 534 void* (*probe)(struct matrox_fb_info* info); 535 void (*remove)(struct matrox_fb_info* info, void* data); 536}; 537 538int matroxfb_register_driver(struct matroxfb_driver* drv); 539void matroxfb_unregister_driver(struct matroxfb_driver* drv); 540 541#define PCI_OPTION_REG 0x40 542#define PCI_OPTION_ENABLE_ROM 0x40000000 543 544#define PCI_MGA_INDEX 0x44 545#define PCI_MGA_DATA 0x48 546#define PCI_OPTION2_REG 0x50 547#define PCI_OPTION3_REG 0x54 548#define PCI_MEMMISC_REG 0x58 549 550#define M_DWGCTL 0x1C00 551#define M_MACCESS 0x1C04 552#define M_CTLWTST 0x1C08 553 554#define M_PLNWT 0x1C1C 555 556#define M_BCOL 0x1C20 557#define M_FCOL 0x1C24 558 559#define M_SGN 0x1C58 560#define M_LEN 0x1C5C 561#define M_AR0 0x1C60 562#define M_AR1 0x1C64 563#define M_AR2 0x1C68 564#define M_AR3 0x1C6C 565#define M_AR4 0x1C70 566#define M_AR5 0x1C74 567#define M_AR6 0x1C78 568 569#define M_CXBNDRY 0x1C80 570#define M_FXBNDRY 0x1C84 571#define M_YDSTLEN 0x1C88 572#define M_PITCH 0x1C8C 573#define M_YDST 0x1C90 574#define M_YDSTORG 0x1C94 575#define M_YTOP 0x1C98 576#define M_YBOT 0x1C9C 577 578/* mystique only */ 579#define M_CACHEFLUSH 0x1FFF 580 581#define M_EXEC 0x0100 582 583#define M_DWG_TRAP 0x04 584#define M_DWG_BITBLT 0x08 585#define M_DWG_ILOAD 0x09 586 587#define M_DWG_LINEAR 0x0080 588#define M_DWG_SOLID 0x0800 589#define M_DWG_ARZERO 0x1000 590#define M_DWG_SGNZERO 0x2000 591#define M_DWG_SHIFTZERO 0x4000 592 593#define M_DWG_REPLACE 0x000C0000 594#define M_DWG_REPLACE2 (M_DWG_REPLACE | 0x40) 595#define M_DWG_XOR 0x00060010 596 597#define M_DWG_BFCOL 0x04000000 598#define M_DWG_BMONOWF 0x08000000 599 600#define M_DWG_TRANSC 0x40000000 601 602#define M_FIFOSTATUS 0x1E10 603#define M_STATUS 0x1E14 604#define M_ICLEAR 0x1E18 605#define M_IEN 0x1E1C 606 607#define M_VCOUNT 0x1E20 608 609#define M_RESET 0x1E40 610#define M_MEMRDBK 0x1E44 611 612#define M_AGP2PLL 0x1E4C 613 614#define M_OPMODE 0x1E54 615#define M_OPMODE_DMA_GEN_WRITE 0x00 616#define M_OPMODE_DMA_BLIT 0x04 617#define M_OPMODE_DMA_VECTOR_WRITE 0x08 618#define M_OPMODE_DMA_LE 0x0000 /* little endian - no transformation */ 619#define M_OPMODE_DMA_BE_8BPP 0x0000 620#define M_OPMODE_DMA_BE_16BPP 0x0100 621#define M_OPMODE_DMA_BE_32BPP 0x0200 622#define M_OPMODE_DIR_LE 0x000000 /* little endian - no transformation */ 623#define M_OPMODE_DIR_BE_8BPP 0x000000 624#define M_OPMODE_DIR_BE_16BPP 0x010000 625#define M_OPMODE_DIR_BE_32BPP 0x020000 626 627#define M_ATTR_INDEX 0x1FC0 628#define M_ATTR_DATA 0x1FC1 629 630#define M_MISC_REG 0x1FC2 631#define M_3C2_RD 0x1FC2 632 633#define M_SEQ_INDEX 0x1FC4 634#define M_SEQ_DATA 0x1FC5 635#define M_SEQ1 0x01 636#define M_SEQ1_SCROFF 0x20 637 638#define M_MISC_REG_READ 0x1FCC 639 640#define M_GRAPHICS_INDEX 0x1FCE 641#define M_GRAPHICS_DATA 0x1FCF 642 643#define M_CRTC_INDEX 0x1FD4 644 645#define M_ATTR_RESET 0x1FDA 646#define M_3DA_WR 0x1FDA 647#define M_INSTS1 0x1FDA 648 649#define M_EXTVGA_INDEX 0x1FDE 650#define M_EXTVGA_DATA 0x1FDF 651 652/* G200 only */ 653#define M_SRCORG 0x2CB4 654#define M_DSTORG 0x2CB8 655 656#define M_RAMDAC_BASE 0x3C00 657 658/* fortunately, same on TVP3026 and MGA1064 */ 659#define M_DAC_REG (M_RAMDAC_BASE+0) 660#define M_DAC_VAL (M_RAMDAC_BASE+1) 661#define M_PALETTE_MASK (M_RAMDAC_BASE+2) 662 663#define M_X_INDEX 0x00 664#define M_X_DATAREG 0x0A 665 666#define DAC_XGENIOCTRL 0x2A 667#define DAC_XGENIODATA 0x2B 668 669#define M_C2CTL 0x3C10 670 671#define MX_OPTION_BSWAP 0x00000000 672 673#ifdef __LITTLE_ENDIAN 674#define M_OPMODE_4BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT) 675#define M_OPMODE_8BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT) 676#define M_OPMODE_16BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT) 677#define M_OPMODE_24BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT) 678#define M_OPMODE_32BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT) 679#else 680#ifdef __BIG_ENDIAN 681#define M_OPMODE_4BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT) /* TODO */ 682#define M_OPMODE_8BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_BE_8BPP | M_OPMODE_DMA_BLIT) 683#define M_OPMODE_16BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_BE_16BPP | M_OPMODE_DMA_BLIT) 684#define M_OPMODE_24BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_BE_8BPP | M_OPMODE_DMA_BLIT) /* TODO, ?32 */ 685#define M_OPMODE_32BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_BE_32BPP | M_OPMODE_DMA_BLIT) 686#else 687#error "Byte ordering have to be defined. Cannot continue." 688#endif 689#endif 690 691#define mga_inb(addr) mga_readb(minfo->mmio.vbase, (addr)) 692#define mga_inl(addr) mga_readl(minfo->mmio.vbase, (addr)) 693#define mga_outb(addr,val) mga_writeb(minfo->mmio.vbase, (addr), (val)) 694#define mga_outw(addr,val) mga_writew(minfo->mmio.vbase, (addr), (val)) 695#define mga_outl(addr,val) mga_writel(minfo->mmio.vbase, (addr), (val)) 696#define mga_readr(port,idx) (mga_outb((port),(idx)), mga_inb((port)+1)) 697#define mga_setr(addr,port,val) mga_outw(addr, ((val)<<8) | (port)) 698 699#define mga_fifo(n) do {} while ((mga_inl(M_FIFOSTATUS) & 0xFF) < (n)) 700 701#define WaitTillIdle() do { mga_inl(M_STATUS); do {} while (mga_inl(M_STATUS) & 0x10000); } while (0) 702 703/* code speedup */ 704#ifdef CONFIG_FB_MATROX_MILLENIUM 705#define isInterleave(x) (x->interleave) 706#define isMillenium(x) (x->millenium) 707#define isMilleniumII(x) (x->milleniumII) 708#else 709#define isInterleave(x) (0) 710#define isMillenium(x) (0) 711#define isMilleniumII(x) (0) 712#endif 713 714#define matroxfb_DAC_lock() spin_lock(&minfo->lock.DAC) 715#define matroxfb_DAC_unlock() spin_unlock(&minfo->lock.DAC) 716#define matroxfb_DAC_lock_irqsave(flags) spin_lock_irqsave(&minfo->lock.DAC, flags) 717#define matroxfb_DAC_unlock_irqrestore(flags) spin_unlock_irqrestore(&minfo->lock.DAC, flags) 718extern void matroxfb_DAC_out(const struct matrox_fb_info *minfo, int reg, 719 int val); 720extern int matroxfb_DAC_in(const struct matrox_fb_info *minfo, int reg); 721extern void matroxfb_var2my(struct fb_var_screeninfo* fvsi, struct my_timming* mt); 722extern int matroxfb_wait_for_sync(struct matrox_fb_info *minfo, u_int32_t crtc); 723extern int matroxfb_enable_irq(struct matrox_fb_info *minfo, int reenable); 724 725#ifdef MATROXFB_USE_SPINLOCKS 726#define CRITBEGIN spin_lock_irqsave(&minfo->lock.accel, critflags); 727#define CRITEND spin_unlock_irqrestore(&minfo->lock.accel, critflags); 728#define CRITFLAGS unsigned long critflags; 729#else 730#define CRITBEGIN 731#define CRITEND 732#define CRITFLAGS 733#endif 734 735#endif /* __MATROXFB_H__ */ 736