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
127 typedef struct {
128 void __iomem* vaddr;
129 } vaddr_t;
130
mga_readb(vaddr_t va,unsigned int offs)131 static inline unsigned int mga_readb(vaddr_t va, unsigned int offs) {
132 return readb(va.vaddr + offs);
133 }
134
mga_writeb(vaddr_t va,unsigned int offs,u_int8_t value)135 static inline void mga_writeb(vaddr_t va, unsigned int offs, u_int8_t value) {
136 writeb(value, va.vaddr + offs);
137 }
138
mga_writew(vaddr_t va,unsigned int offs,u_int16_t value)139 static inline void mga_writew(vaddr_t va, unsigned int offs, u_int16_t value) {
140 writew(value, va.vaddr + offs);
141 }
142
mga_readl(vaddr_t va,unsigned int offs)143 static inline u_int32_t mga_readl(vaddr_t va, unsigned int offs) {
144 return readl(va.vaddr + offs);
145 }
146
mga_writel(vaddr_t va,unsigned int offs,u_int32_t value)147 static inline void mga_writel(vaddr_t va, unsigned int offs, u_int32_t value) {
148 writel(value, va.vaddr + offs);
149 }
150
mga_memcpy_toio(vaddr_t va,const void * src,int len)151 static 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
vaddr_add(vaddr_t * va,unsigned long offs)182 static inline void vaddr_add(vaddr_t* va, unsigned long offs) {
183 va->vaddr += offs;
184 }
185
vaddr_va(vaddr_t va)186 static 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
mga_ioremap(unsigned long phys,unsigned long size,int flags,vaddr_t * virt)195 static 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
mga_iounmap(vaddr_t va)203 static inline void mga_iounmap(vaddr_t va) {
204 iounmap(va.vaddr);
205 }
206
207 struct 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
225 enum { M_SYSTEM_PLL, M_PIXEL_PLL_A, M_PIXEL_PLL_B, M_PIXEL_PLL_C, M_VIDEO_PLL };
226
227 struct matrox_pll_cache {
228 unsigned int valid;
229 struct {
230 unsigned int mnp_key;
231 unsigned int mnp_value;
232 } data[4];
233 };
234
235 struct matrox_pll_limits {
236 unsigned int vcomin;
237 unsigned int vcomax;
238 };
239
240 struct 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
250 struct 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
261 struct matrox_fb_info;
262
263 struct matrox_DAC1064_features {
264 u_int8_t xvrefctrl;
265 u_int8_t xmiscctrl;
266 };
267
268 /* current hardware status */
269 struct 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
280 struct matrox_crtc2 {
281 u_int32_t ctl;
282 };
283
284 struct 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
304 struct 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 };
311
312 struct v4l2_queryctrl;
313 struct v4l2_control;
314
315 struct matrox_altout {
316 const char *name;
317 int (*compute)(void* altout_dev, struct my_timming* input);
318 int (*program)(void* altout_dev);
319 int (*start)(void* altout_dev);
320 int (*verifymode)(void* altout_dev, u_int32_t mode);
321 int (*getqueryctrl)(void* altout_dev,
322 struct v4l2_queryctrl* ctrl);
323 int (*getctrl)(void* altout_dev,
324 struct v4l2_control* ctrl);
325 int (*setctrl)(void* altout_dev,
326 struct v4l2_control* ctrl);
327 };
328
329 #define MATROXFB_SRC_NONE 0
330 #define MATROXFB_SRC_CRTC1 1
331 #define MATROXFB_SRC_CRTC2 2
332
333 enum mga_chip { MGA_2064, MGA_2164, MGA_1064, MGA_1164, MGA_G100, MGA_G200, MGA_G400, MGA_G450, MGA_G550 };
334
335 struct matrox_bios {
336 unsigned int bios_valid : 1;
337 unsigned int pins_len;
338 unsigned char pins[128];
339 struct {
340 unsigned char vMaj, vMin, vRev;
341 } version;
342 struct {
343 unsigned char state, tvout;
344 } output;
345 };
346
347 struct matrox_switch;
348 struct matroxfb_driver;
349 struct matroxfb_dh_fb_info;
350
351 struct matrox_vsync {
352 wait_queue_head_t wait;
353 unsigned int cnt;
354 };
355
356 struct matrox_fb_info {
357 struct fb_info fbcon;
358
359 struct list_head next_fb;
360
361 int dead;
362 int initialized;
363 unsigned int usecount;
364
365 unsigned int userusecount;
366 unsigned long irq_flags;
367
368 struct matroxfb_par curr;
369 struct matrox_hw_state hw;
370
371 struct matrox_accel_data accel;
372
373 struct pci_dev* pcidev;
374
375 struct {
376 struct matrox_vsync vsync;
377 unsigned int pixclock;
378 int mnp;
379 int panpos;
380 } crtc1;
381 struct {
382 struct matrox_vsync vsync;
383 unsigned int pixclock;
384 int mnp;
385 struct matroxfb_dh_fb_info* info;
386 struct rw_semaphore lock;
387 } crtc2;
388 struct {
389 struct rw_semaphore lock;
390 struct {
391 int brightness, contrast, saturation, hue, gamma;
392 int testout, deflicker;
393 } tvo_params;
394 } altout;
395 #define MATROXFB_MAX_OUTPUTS 3
396 struct {
397 unsigned int src;
398 struct matrox_altout* output;
399 void* data;
400 unsigned int mode;
401 unsigned int default_src;
402 } outputs[MATROXFB_MAX_OUTPUTS];
403
404 #define MATROXFB_MAX_FB_DRIVERS 5
405 struct matroxfb_driver* (drivers[MATROXFB_MAX_FB_DRIVERS]);
406 void* (drivers_data[MATROXFB_MAX_FB_DRIVERS]);
407 unsigned int drivers_count;
408
409 struct {
410 unsigned long base; /* physical */
411 vaddr_t vbase; /* CPU view */
412 unsigned int len;
413 unsigned int len_usable;
414 unsigned int len_maximum;
415 } video;
416
417 struct {
418 unsigned long base; /* physical */
419 vaddr_t vbase; /* CPU view */
420 unsigned int len;
421 } mmio;
422
423 unsigned int max_pixel_clock;
424 unsigned int max_pixel_clock_panellink;
425
426 struct matrox_switch* hw_switch;
427
428 struct {
429 struct matrox_pll_features pll;
430 struct matrox_DAC1064_features DAC1064;
431 } features;
432 struct {
433 spinlock_t DAC;
434 spinlock_t accel;
435 } lock;
436
437 enum mga_chip chip;
438
439 int interleave;
440 int millenium;
441 int milleniumII;
442 struct {
443 int cfb4;
444 const int* vxres;
445 int cross4MB;
446 int text;
447 int plnwt;
448 int srcorg;
449 } capable;
450 #ifdef CONFIG_MTRR
451 struct {
452 int vram;
453 int vram_valid;
454 } mtrr;
455 #endif
456 struct {
457 int precise_width;
458 int mga_24bpp_fix;
459 int novga;
460 int nobios;
461 int nopciretry;
462 int noinit;
463 int sgram;
464 int support32MB;
465
466 int accelerator;
467 int text_type_aux;
468 int video64bits;
469 int crtc2;
470 int maven_capable;
471 unsigned int vgastep;
472 unsigned int textmode;
473 unsigned int textstep;
474 unsigned int textvram; /* character cells */
475 unsigned int ydstorg; /* offset in bytes from video start to usable memory */
476 /* 0 except for 6MB Millenium */
477 int memtype;
478 int g450dac;
479 int dfp_type;
480 int panellink; /* G400 DFP possible (not G450/G550) */
481 int dualhead;
482 unsigned int fbResource;
483 } devflags;
484 struct fb_ops fbops;
485 struct matrox_bios bios;
486 struct {
487 struct matrox_pll_limits pixel;
488 struct matrox_pll_limits system;
489 struct matrox_pll_limits video;
490 } limits;
491 struct {
492 struct matrox_pll_cache pixel;
493 struct matrox_pll_cache system;
494 struct matrox_pll_cache video;
495 } cache;
496 struct {
497 struct {
498 unsigned int video;
499 unsigned int system;
500 } pll;
501 struct {
502 u_int32_t opt;
503 u_int32_t opt2;
504 u_int32_t opt3;
505 u_int32_t mctlwtst;
506 u_int32_t mctlwtst_core;
507 u_int32_t memmisc;
508 u_int32_t memrdbk;
509 u_int32_t maccess;
510 } reg;
511 struct {
512 unsigned int ddr:1,
513 emrswen:1,
514 dll:1;
515 } memory;
516 } values;
517 u_int32_t cmap[16];
518 };
519
520 #define info2minfo(info) container_of(info, struct matrox_fb_info, fbcon)
521
522 struct matrox_switch {
523 int (*preinit)(struct matrox_fb_info *minfo);
524 void (*reset)(struct matrox_fb_info *minfo);
525 int (*init)(struct matrox_fb_info *minfo, struct my_timming*);
526 void (*restore)(struct matrox_fb_info *minfo);
527 };
528
529 struct matroxfb_driver {
530 struct list_head node;
531 char* name;
532 void* (*probe)(struct matrox_fb_info* info);
533 void (*remove)(struct matrox_fb_info* info, void* data);
534 };
535
536 int matroxfb_register_driver(struct matroxfb_driver* drv);
537 void matroxfb_unregister_driver(struct matroxfb_driver* drv);
538
539 #define PCI_OPTION_REG 0x40
540 #define PCI_OPTION_ENABLE_ROM 0x40000000
541
542 #define PCI_MGA_INDEX 0x44
543 #define PCI_MGA_DATA 0x48
544 #define PCI_OPTION2_REG 0x50
545 #define PCI_OPTION3_REG 0x54
546 #define PCI_MEMMISC_REG 0x58
547
548 #define M_DWGCTL 0x1C00
549 #define M_MACCESS 0x1C04
550 #define M_CTLWTST 0x1C08
551
552 #define M_PLNWT 0x1C1C
553
554 #define M_BCOL 0x1C20
555 #define M_FCOL 0x1C24
556
557 #define M_SGN 0x1C58
558 #define M_LEN 0x1C5C
559 #define M_AR0 0x1C60
560 #define M_AR1 0x1C64
561 #define M_AR2 0x1C68
562 #define M_AR3 0x1C6C
563 #define M_AR4 0x1C70
564 #define M_AR5 0x1C74
565 #define M_AR6 0x1C78
566
567 #define M_CXBNDRY 0x1C80
568 #define M_FXBNDRY 0x1C84
569 #define M_YDSTLEN 0x1C88
570 #define M_PITCH 0x1C8C
571 #define M_YDST 0x1C90
572 #define M_YDSTORG 0x1C94
573 #define M_YTOP 0x1C98
574 #define M_YBOT 0x1C9C
575
576 /* mystique only */
577 #define M_CACHEFLUSH 0x1FFF
578
579 #define M_EXEC 0x0100
580
581 #define M_DWG_TRAP 0x04
582 #define M_DWG_BITBLT 0x08
583 #define M_DWG_ILOAD 0x09
584
585 #define M_DWG_LINEAR 0x0080
586 #define M_DWG_SOLID 0x0800
587 #define M_DWG_ARZERO 0x1000
588 #define M_DWG_SGNZERO 0x2000
589 #define M_DWG_SHIFTZERO 0x4000
590
591 #define M_DWG_REPLACE 0x000C0000
592 #define M_DWG_REPLACE2 (M_DWG_REPLACE | 0x40)
593 #define M_DWG_XOR 0x00060010
594
595 #define M_DWG_BFCOL 0x04000000
596 #define M_DWG_BMONOWF 0x08000000
597
598 #define M_DWG_TRANSC 0x40000000
599
600 #define M_FIFOSTATUS 0x1E10
601 #define M_STATUS 0x1E14
602 #define M_ICLEAR 0x1E18
603 #define M_IEN 0x1E1C
604
605 #define M_VCOUNT 0x1E20
606
607 #define M_RESET 0x1E40
608 #define M_MEMRDBK 0x1E44
609
610 #define M_AGP2PLL 0x1E4C
611
612 #define M_OPMODE 0x1E54
613 #define M_OPMODE_DMA_GEN_WRITE 0x00
614 #define M_OPMODE_DMA_BLIT 0x04
615 #define M_OPMODE_DMA_VECTOR_WRITE 0x08
616 #define M_OPMODE_DMA_LE 0x0000 /* little endian - no transformation */
617 #define M_OPMODE_DMA_BE_8BPP 0x0000
618 #define M_OPMODE_DMA_BE_16BPP 0x0100
619 #define M_OPMODE_DMA_BE_32BPP 0x0200
620 #define M_OPMODE_DIR_LE 0x000000 /* little endian - no transformation */
621 #define M_OPMODE_DIR_BE_8BPP 0x000000
622 #define M_OPMODE_DIR_BE_16BPP 0x010000
623 #define M_OPMODE_DIR_BE_32BPP 0x020000
624
625 #define M_ATTR_INDEX 0x1FC0
626 #define M_ATTR_DATA 0x1FC1
627
628 #define M_MISC_REG 0x1FC2
629 #define M_3C2_RD 0x1FC2
630
631 #define M_SEQ_INDEX 0x1FC4
632 #define M_SEQ_DATA 0x1FC5
633 #define M_SEQ1 0x01
634 #define M_SEQ1_SCROFF 0x20
635
636 #define M_MISC_REG_READ 0x1FCC
637
638 #define M_GRAPHICS_INDEX 0x1FCE
639 #define M_GRAPHICS_DATA 0x1FCF
640
641 #define M_CRTC_INDEX 0x1FD4
642
643 #define M_ATTR_RESET 0x1FDA
644 #define M_3DA_WR 0x1FDA
645 #define M_INSTS1 0x1FDA
646
647 #define M_EXTVGA_INDEX 0x1FDE
648 #define M_EXTVGA_DATA 0x1FDF
649
650 /* G200 only */
651 #define M_SRCORG 0x2CB4
652 #define M_DSTORG 0x2CB8
653
654 #define M_RAMDAC_BASE 0x3C00
655
656 /* fortunately, same on TVP3026 and MGA1064 */
657 #define M_DAC_REG (M_RAMDAC_BASE+0)
658 #define M_DAC_VAL (M_RAMDAC_BASE+1)
659 #define M_PALETTE_MASK (M_RAMDAC_BASE+2)
660
661 #define M_X_INDEX 0x00
662 #define M_X_DATAREG 0x0A
663
664 #define DAC_XGENIOCTRL 0x2A
665 #define DAC_XGENIODATA 0x2B
666
667 #define M_C2CTL 0x3C10
668
669 #define MX_OPTION_BSWAP 0x00000000
670
671 #ifdef __LITTLE_ENDIAN
672 #define M_OPMODE_4BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT)
673 #define M_OPMODE_8BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT)
674 #define M_OPMODE_16BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT)
675 #define M_OPMODE_24BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT)
676 #define M_OPMODE_32BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT)
677 #else
678 #ifdef __BIG_ENDIAN
679 #define M_OPMODE_4BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT) /* TODO */
680 #define M_OPMODE_8BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_BE_8BPP | M_OPMODE_DMA_BLIT)
681 #define M_OPMODE_16BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_BE_16BPP | M_OPMODE_DMA_BLIT)
682 #define M_OPMODE_24BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_BE_8BPP | M_OPMODE_DMA_BLIT) /* TODO, ?32 */
683 #define M_OPMODE_32BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_BE_32BPP | M_OPMODE_DMA_BLIT)
684 #else
685 #error "Byte ordering have to be defined. Cannot continue."
686 #endif
687 #endif
688
689 #define mga_inb(addr) mga_readb(minfo->mmio.vbase, (addr))
690 #define mga_inl(addr) mga_readl(minfo->mmio.vbase, (addr))
691 #define mga_outb(addr,val) mga_writeb(minfo->mmio.vbase, (addr), (val))
692 #define mga_outw(addr,val) mga_writew(minfo->mmio.vbase, (addr), (val))
693 #define mga_outl(addr,val) mga_writel(minfo->mmio.vbase, (addr), (val))
694 #define mga_readr(port,idx) (mga_outb((port),(idx)), mga_inb((port)+1))
695 #define mga_setr(addr,port,val) mga_outw(addr, ((val)<<8) | (port))
696
697 #define mga_fifo(n) do {} while ((mga_inl(M_FIFOSTATUS) & 0xFF) < (n))
698
699 #define WaitTillIdle() do {} while (mga_inl(M_STATUS) & 0x10000)
700
701 /* code speedup */
702 #ifdef CONFIG_FB_MATROX_MILLENIUM
703 #define isInterleave(x) (x->interleave)
704 #define isMillenium(x) (x->millenium)
705 #define isMilleniumII(x) (x->milleniumII)
706 #else
707 #define isInterleave(x) (0)
708 #define isMillenium(x) (0)
709 #define isMilleniumII(x) (0)
710 #endif
711
712 #define matroxfb_DAC_lock() spin_lock(&minfo->lock.DAC)
713 #define matroxfb_DAC_unlock() spin_unlock(&minfo->lock.DAC)
714 #define matroxfb_DAC_lock_irqsave(flags) spin_lock_irqsave(&minfo->lock.DAC, flags)
715 #define matroxfb_DAC_unlock_irqrestore(flags) spin_unlock_irqrestore(&minfo->lock.DAC, flags)
716 extern void matroxfb_DAC_out(const struct matrox_fb_info *minfo, int reg,
717 int val);
718 extern int matroxfb_DAC_in(const struct matrox_fb_info *minfo, int reg);
719 extern void matroxfb_var2my(struct fb_var_screeninfo* fvsi, struct my_timming* mt);
720 extern int matroxfb_wait_for_sync(struct matrox_fb_info *minfo, u_int32_t crtc);
721 extern int matroxfb_enable_irq(struct matrox_fb_info *minfo, int reenable);
722
723 #ifdef MATROXFB_USE_SPINLOCKS
724 #define CRITBEGIN spin_lock_irqsave(&minfo->lock.accel, critflags);
725 #define CRITEND spin_unlock_irqrestore(&minfo->lock.accel, critflags);
726 #define CRITFLAGS unsigned long critflags;
727 #else
728 #define CRITBEGIN
729 #define CRITEND
730 #define CRITFLAGS
731 #endif
732
733 #endif /* __MATROXFB_H__ */
734