tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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 everytime 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/config.h>
29#include <linux/module.h>
30#include <linux/kernel.h>
31#include <linux/errno.h>
32#include <linux/string.h>
33#include <linux/mm.h>
34#include <linux/tty.h>
35#include <linux/slab.h>
36#include <linux/delay.h>
37#include <linux/fb.h>
38#include <linux/console.h>
39#include <linux/selection.h>
40#include <linux/ioport.h>
41#include <linux/init.h>
42#include <linux/timer.h>
43#include <linux/pci.h>
44#include <linux/spinlock.h>
45#include <linux/kd.h>
46
47#include <asm/io.h>
48#include <asm/unaligned.h>
49#ifdef CONFIG_MTRR
50#include <asm/mtrr.h>
51#endif
52
53#include "../console/fbcon.h"
54
55#if defined(CONFIG_PPC_PMAC)
56#include <asm/prom.h>
57#include <asm/pci-bridge.h>
58#include "../macmodes.h"
59#endif
60
61/* always compile support for 32MB... It cost almost nothing */
62#define CONFIG_FB_MATROX_32MB
63
64#ifdef MATROXFB_DEBUG
65
66#define DEBUG
67#define DBG(x) printk(KERN_DEBUG "matroxfb: %s\n", (x));
68
69#ifdef MATROXFB_DEBUG_HEAVY
70#define DBG_HEAVY(x) DBG(x)
71#else /* MATROXFB_DEBUG_HEAVY */
72#define DBG_HEAVY(x) /* DBG_HEAVY */
73#endif /* MATROXFB_DEBUG_HEAVY */
74
75#ifdef MATROXFB_DEBUG_LOOP
76#define DBG_LOOP(x) DBG(x)
77#else /* MATROXFB_DEBUG_LOOP */
78#define DBG_LOOP(x) /* DBG_LOOP */
79#endif /* MATROXFB_DEBUG_LOOP */
80
81#ifdef MATROXFB_DEBUG_REG
82#define DBG_REG(x) DBG(x)
83#else /* MATROXFB_DEBUG_REG */
84#define DBG_REG(x) /* DBG_REG */
85#endif /* MATROXFB_DEBUG_REG */
86
87#else /* MATROXFB_DEBUG */
88
89#define DBG(x) /* DBG */
90#define DBG_HEAVY(x) /* DBG_HEAVY */
91#define DBG_REG(x) /* DBG_REG */
92#define DBG_LOOP(x) /* DBG_LOOP */
93
94#endif /* MATROXFB_DEBUG */
95
96#ifdef DEBUG
97#define dprintk(X...) printk(X)
98#else
99#define dprintk(X...)
100#endif
101
102#ifndef PCI_SS_VENDOR_ID_SIEMENS_NIXDORF
103#define PCI_SS_VENDOR_ID_SIEMENS_NIXDORF 0x110A
104#endif
105#ifndef PCI_SS_VENDOR_ID_MATROX
106#define PCI_SS_VENDOR_ID_MATROX PCI_VENDOR_ID_MATROX
107#endif
108
109#ifndef PCI_SS_ID_MATROX_PRODUCTIVA_G100_AGP
110#define PCI_SS_ID_MATROX_GENERIC 0xFF00
111#define PCI_SS_ID_MATROX_PRODUCTIVA_G100_AGP 0xFF01
112#define PCI_SS_ID_MATROX_MYSTIQUE_G200_AGP 0xFF02
113#define PCI_SS_ID_MATROX_MILLENIUM_G200_AGP 0xFF03
114#define PCI_SS_ID_MATROX_MARVEL_G200_AGP 0xFF04
115#define PCI_SS_ID_MATROX_MGA_G100_PCI 0xFF05
116#define PCI_SS_ID_MATROX_MGA_G100_AGP 0x1001
117#define PCI_SS_ID_MATROX_MILLENNIUM_G400_MAX_AGP 0x2179
118#define PCI_SS_ID_SIEMENS_MGA_G100_AGP 0x001E /* 30 */
119#define PCI_SS_ID_SIEMENS_MGA_G200_AGP 0x0032 /* 50 */
120#endif
121
122#define MX_VISUAL_TRUECOLOR FB_VISUAL_DIRECTCOLOR
123#define MX_VISUAL_DIRECTCOLOR FB_VISUAL_TRUECOLOR
124#define MX_VISUAL_PSEUDOCOLOR FB_VISUAL_PSEUDOCOLOR
125
126#define CNVT_TOHW(val,width) ((((val)<<(width))+0x7FFF-(val))>>16)
127
128/* G-series and Mystique have (almost) same DAC */
129#undef NEED_DAC1064
130#if defined(CONFIG_FB_MATROX_MYSTIQUE) || defined(CONFIG_FB_MATROX_G)
131#define NEED_DAC1064 1
132#endif
133
134typedef struct {
135 void __iomem* vaddr;
136} vaddr_t;
137
138static inline unsigned int mga_readb(vaddr_t va, unsigned int offs) {
139 return readb(va.vaddr + offs);
140}
141
142static inline void mga_writeb(vaddr_t va, unsigned int offs, u_int8_t value) {
143 writeb(value, va.vaddr + offs);
144}
145
146static inline void mga_writew(vaddr_t va, unsigned int offs, u_int16_t value) {
147 writew(value, va.vaddr + offs);
148}
149
150static inline u_int32_t mga_readl(vaddr_t va, unsigned int offs) {
151 return readl(va.vaddr + offs);
152}
153
154static inline void mga_writel(vaddr_t va, unsigned int offs, u_int32_t value) {
155 writel(value, va.vaddr + offs);
156}
157
158static inline void mga_memcpy_toio(vaddr_t va, const void* src, int len) {
159#if defined(__alpha__) || defined(__i386__) || defined(__x86_64__)
160 /*
161 * memcpy_toio works for us if:
162 * (1) Copies data as 32bit quantities, not byte after byte,
163 * (2) Performs LE ordered stores, and
164 * (3) It copes with unaligned source (destination is guaranteed to be page
165 * aligned and length is guaranteed to be multiple of 4).
166 */
167 memcpy_toio(va.vaddr, src, len);
168#else
169 u_int32_t __iomem* addr = va.vaddr;
170
171 if ((unsigned long)src & 3) {
172 while (len >= 4) {
173 fb_writel(get_unaligned((u32 *)src), addr);
174 addr++;
175 len -= 4;
176 src += 4;
177 }
178 } else {
179 while (len >= 4) {
180 fb_writel(*(u32 *)src, addr);
181 addr++;
182 len -= 4;
183 src += 4;
184 }
185 }
186#endif
187}
188
189static inline void vaddr_add(vaddr_t* va, unsigned long offs) {
190 va->vaddr += offs;
191}
192
193static inline void __iomem* vaddr_va(vaddr_t va) {
194 return va.vaddr;
195}
196
197#define MGA_IOREMAP_NORMAL 0
198#define MGA_IOREMAP_NOCACHE 1
199
200#define MGA_IOREMAP_FB MGA_IOREMAP_NOCACHE
201#define MGA_IOREMAP_MMIO MGA_IOREMAP_NOCACHE
202static inline int mga_ioremap(unsigned long phys, unsigned long size, int flags, vaddr_t* virt) {
203 if (flags & MGA_IOREMAP_NOCACHE)
204 virt->vaddr = ioremap_nocache(phys, size);
205 else
206 virt->vaddr = ioremap(phys, size);
207 return (virt->vaddr == 0); /* 0, !0... 0, error_code in future */
208}
209
210static inline void mga_iounmap(vaddr_t va) {
211 iounmap(va.vaddr);
212}
213
214struct my_timming {
215 unsigned int pixclock;
216 int mnp;
217 unsigned int crtc;
218 unsigned int HDisplay;
219 unsigned int HSyncStart;
220 unsigned int HSyncEnd;
221 unsigned int HTotal;
222 unsigned int VDisplay;
223 unsigned int VSyncStart;
224 unsigned int VSyncEnd;
225 unsigned int VTotal;
226 unsigned int sync;
227 int dblscan;
228 int interlaced;
229 unsigned int delay; /* CRTC delay */
230};
231
232enum { M_SYSTEM_PLL, M_PIXEL_PLL_A, M_PIXEL_PLL_B, M_PIXEL_PLL_C, M_VIDEO_PLL };
233
234struct matrox_pll_cache {
235 unsigned int valid;
236 struct {
237 unsigned int mnp_key;
238 unsigned int mnp_value;
239 } data[4];
240};
241
242struct matrox_pll_limits {
243 unsigned int vcomin;
244 unsigned int vcomax;
245};
246
247struct matrox_pll_features {
248 unsigned int vco_freq_min;
249 unsigned int ref_freq;
250 unsigned int feed_div_min;
251 unsigned int feed_div_max;
252 unsigned int in_div_min;
253 unsigned int in_div_max;
254 unsigned int post_shift_max;
255};
256
257struct matroxfb_par
258{
259 unsigned int final_bppShift;
260 unsigned int cmap_len;
261 struct {
262 unsigned int bytes;
263 unsigned int pixels;
264 unsigned int chunks;
265 } ydstorg;
266};
267
268struct matrox_fb_info;
269
270struct matrox_DAC1064_features {
271 u_int8_t xvrefctrl;
272 u_int8_t xmiscctrl;
273};
274
275struct matrox_accel_features {
276 int has_cacheflush;
277};
278
279/* current hardware status */
280struct mavenregs {
281 u_int8_t regs[256];
282 int mode;
283 int vlines;
284 int xtal;
285 int fv;
286
287 u_int16_t htotal;
288 u_int16_t hcorr;
289};
290
291struct matrox_crtc2 {
292 u_int32_t ctl;
293};
294
295struct matrox_hw_state {
296 u_int32_t MXoptionReg;
297 unsigned char DACclk[6];
298 unsigned char DACreg[80];
299 unsigned char MiscOutReg;
300 unsigned char DACpal[768];
301 unsigned char CRTC[25];
302 unsigned char CRTCEXT[9];
303 unsigned char SEQ[5];
304 /* unused for MGA mode, but who knows... */
305 unsigned char GCTL[9];
306 /* unused for MGA mode, but who knows... */
307 unsigned char ATTR[21];
308
309 /* TVOut only */
310 struct mavenregs maven;
311
312 struct matrox_crtc2 crtc2;
313};
314
315struct matrox_accel_data {
316#ifdef CONFIG_FB_MATROX_MILLENIUM
317 unsigned char ramdac_rev;
318#endif
319 u_int32_t m_dwg_rect;
320 u_int32_t m_opmode;
321};
322
323struct v4l2_queryctrl;
324struct v4l2_control;
325
326struct matrox_altout {
327 const char *name;
328 int (*compute)(void* altout_dev, struct my_timming* input);
329 int (*program)(void* altout_dev);
330 int (*start)(void* altout_dev);
331 int (*verifymode)(void* altout_dev, u_int32_t mode);
332 int (*getqueryctrl)(void* altout_dev,
333 struct v4l2_queryctrl* ctrl);
334 int (*getctrl)(void* altout_dev,
335 struct v4l2_control* ctrl);
336 int (*setctrl)(void* altout_dev,
337 struct v4l2_control* ctrl);
338};
339
340#define MATROXFB_SRC_NONE 0
341#define MATROXFB_SRC_CRTC1 1
342#define MATROXFB_SRC_CRTC2 2
343
344enum mga_chip { MGA_2064, MGA_2164, MGA_1064, MGA_1164, MGA_G100, MGA_G200, MGA_G400, MGA_G450, MGA_G550 };
345
346struct matrox_bios {
347 unsigned int bios_valid : 1;
348 unsigned int pins_len;
349 unsigned char pins[128];
350 struct {
351 unsigned char vMaj, vMin, vRev;
352 } version;
353 struct {
354 unsigned char state, tvout;
355 } output;
356};
357
358extern struct display fb_display[];
359
360struct matrox_switch;
361struct matroxfb_driver;
362struct matroxfb_dh_fb_info;
363
364struct matrox_vsync {
365 wait_queue_head_t wait;
366 unsigned int cnt;
367};
368
369struct matrox_fb_info {
370 struct fb_info fbcon;
371
372 struct list_head next_fb;
373
374 int dead;
375 int initialized;
376 unsigned int usecount;
377
378 unsigned int userusecount;
379 unsigned long irq_flags;
380
381 struct matroxfb_par curr;
382 struct matrox_hw_state hw;
383
384 struct matrox_accel_data accel;
385
386 struct pci_dev* pcidev;
387
388 struct {
389 struct matrox_vsync vsync;
390 unsigned int pixclock;
391 int mnp;
392 int panpos;
393 } crtc1;
394 struct {
395 struct matrox_vsync vsync;
396 unsigned int pixclock;
397 int mnp;
398 struct matroxfb_dh_fb_info* info;
399 struct rw_semaphore lock;
400 } crtc2;
401 struct {
402 struct rw_semaphore lock;
403 struct {
404 int brightness, contrast, saturation, hue, gamma;
405 int testout, deflicker;
406 } tvo_params;
407 } altout;
408#define MATROXFB_MAX_OUTPUTS 3
409 struct {
410 unsigned int src;
411 struct matrox_altout* output;
412 void* data;
413 unsigned int mode;
414 unsigned int default_src;
415 } outputs[MATROXFB_MAX_OUTPUTS];
416
417#define MATROXFB_MAX_FB_DRIVERS 5
418 struct matroxfb_driver* (drivers[MATROXFB_MAX_FB_DRIVERS]);
419 void* (drivers_data[MATROXFB_MAX_FB_DRIVERS]);
420 unsigned int drivers_count;
421
422 struct {
423 unsigned long base; /* physical */
424 vaddr_t vbase; /* CPU view */
425 unsigned int len;
426 unsigned int len_usable;
427 unsigned int len_maximum;
428 } video;
429
430 struct {
431 unsigned long base; /* physical */
432 vaddr_t vbase; /* CPU view */
433 unsigned int len;
434 } mmio;
435
436 unsigned int max_pixel_clock;
437
438 struct matrox_switch* hw_switch;
439
440 struct {
441 struct matrox_pll_features pll;
442 struct matrox_DAC1064_features DAC1064;
443 struct matrox_accel_features accel;
444 } features;
445 struct {
446 spinlock_t DAC;
447 spinlock_t accel;
448 } lock;
449
450 enum mga_chip chip;
451
452 int interleave;
453 int millenium;
454 int milleniumII;
455 struct {
456 int cfb4;
457 const int* vxres;
458 int cross4MB;
459 int text;
460 int plnwt;
461 int srcorg;
462 } capable;
463#ifdef CONFIG_MTRR
464 struct {
465 int vram;
466 int vram_valid;
467 } mtrr;
468#endif
469 struct {
470 int precise_width;
471 int mga_24bpp_fix;
472 int novga;
473 int nobios;
474 int nopciretry;
475 int noinit;
476 int sgram;
477#ifdef CONFIG_FB_MATROX_32MB
478 int support32MB;
479#endif
480
481 int accelerator;
482 int text_type_aux;
483 int video64bits;
484 int crtc2;
485 int maven_capable;
486 unsigned int vgastep;
487 unsigned int textmode;
488 unsigned int textstep;
489 unsigned int textvram; /* character cells */
490 unsigned int ydstorg; /* offset in bytes from video start to usable memory */
491 /* 0 except for 6MB Millenium */
492 int memtype;
493 int g450dac;
494 int dfp_type;
495 int panellink; /* G400 DFP possible (not G450/G550) */
496 int dualhead;
497 unsigned int fbResource;
498 } devflags;
499 struct fb_ops fbops;
500 struct matrox_bios bios;
501 struct {
502 struct matrox_pll_limits pixel;
503 struct matrox_pll_limits system;
504 struct matrox_pll_limits video;
505 } limits;
506 struct {
507 struct matrox_pll_cache pixel;
508 struct matrox_pll_cache system;
509 struct matrox_pll_cache video;
510 } cache;
511 struct {
512 struct {
513 unsigned int video;
514 unsigned int system;
515 } pll;
516 struct {
517 u_int32_t opt;
518 u_int32_t opt2;
519 u_int32_t opt3;
520 u_int32_t mctlwtst;
521 u_int32_t mctlwtst_core;
522 u_int32_t memmisc;
523 u_int32_t memrdbk;
524 u_int32_t maccess;
525 } reg;
526 struct {
527 unsigned int ddr:1,
528 emrswen:1,
529 dll:1;
530 } memory;
531 } values;
532 u_int32_t cmap[17];
533};
534
535#define info2minfo(info) container_of(info, struct matrox_fb_info, fbcon)
536
537#ifdef CONFIG_FB_MATROX_MULTIHEAD
538#define ACCESS_FBINFO2(info, x) (info->x)
539#define ACCESS_FBINFO(x) ACCESS_FBINFO2(minfo,x)
540
541#define MINFO minfo
542
543#define WPMINFO2 struct matrox_fb_info* minfo
544#define WPMINFO WPMINFO2 ,
545#define CPMINFO2 const struct matrox_fb_info* minfo
546#define CPMINFO CPMINFO2 ,
547#define PMINFO2 minfo
548#define PMINFO PMINFO2 ,
549
550#define MINFO_FROM(x) struct matrox_fb_info* minfo = x
551#else
552
553extern struct matrox_fb_info matroxfb_global_mxinfo;
554
555#define ACCESS_FBINFO(x) (matroxfb_global_mxinfo.x)
556#define ACCESS_FBINFO2(info, x) (matroxfb_global_mxinfo.x)
557
558#define MINFO (&matroxfb_global_mxinfo)
559
560#define WPMINFO2 void
561#define WPMINFO
562#define CPMINFO2 void
563#define CPMINFO
564#define PMINFO2
565#define PMINFO
566
567#define MINFO_FROM(x)
568
569#endif
570
571#define MINFO_FROM_INFO(x) MINFO_FROM(info2minfo(x))
572
573struct matrox_switch {
574 int (*preinit)(WPMINFO2);
575 void (*reset)(WPMINFO2);
576 int (*init)(WPMINFO struct my_timming*);
577 void (*restore)(WPMINFO2);
578};
579
580struct matroxfb_driver {
581 struct list_head node;
582 char* name;
583 void* (*probe)(struct matrox_fb_info* info);
584 void (*remove)(struct matrox_fb_info* info, void* data);
585};
586
587int matroxfb_register_driver(struct matroxfb_driver* drv);
588void matroxfb_unregister_driver(struct matroxfb_driver* drv);
589
590#define PCI_OPTION_REG 0x40
591#define PCI_OPTION_ENABLE_ROM 0x40000000
592
593#define PCI_MGA_INDEX 0x44
594#define PCI_MGA_DATA 0x48
595#define PCI_OPTION2_REG 0x50
596#define PCI_OPTION3_REG 0x54
597#define PCI_MEMMISC_REG 0x58
598
599#define M_DWGCTL 0x1C00
600#define M_MACCESS 0x1C04
601#define M_CTLWTST 0x1C08
602
603#define M_PLNWT 0x1C1C
604
605#define M_BCOL 0x1C20
606#define M_FCOL 0x1C24
607
608#define M_SGN 0x1C58
609#define M_LEN 0x1C5C
610#define M_AR0 0x1C60
611#define M_AR1 0x1C64
612#define M_AR2 0x1C68
613#define M_AR3 0x1C6C
614#define M_AR4 0x1C70
615#define M_AR5 0x1C74
616#define M_AR6 0x1C78
617
618#define M_CXBNDRY 0x1C80
619#define M_FXBNDRY 0x1C84
620#define M_YDSTLEN 0x1C88
621#define M_PITCH 0x1C8C
622#define M_YDST 0x1C90
623#define M_YDSTORG 0x1C94
624#define M_YTOP 0x1C98
625#define M_YBOT 0x1C9C
626
627/* mystique only */
628#define M_CACHEFLUSH 0x1FFF
629
630#define M_EXEC 0x0100
631
632#define M_DWG_TRAP 0x04
633#define M_DWG_BITBLT 0x08
634#define M_DWG_ILOAD 0x09
635
636#define M_DWG_LINEAR 0x0080
637#define M_DWG_SOLID 0x0800
638#define M_DWG_ARZERO 0x1000
639#define M_DWG_SGNZERO 0x2000
640#define M_DWG_SHIFTZERO 0x4000
641
642#define M_DWG_REPLACE 0x000C0000
643#define M_DWG_REPLACE2 (M_DWG_REPLACE | 0x40)
644#define M_DWG_XOR 0x00060010
645
646#define M_DWG_BFCOL 0x04000000
647#define M_DWG_BMONOWF 0x08000000
648
649#define M_DWG_TRANSC 0x40000000
650
651#define M_FIFOSTATUS 0x1E10
652#define M_STATUS 0x1E14
653#define M_ICLEAR 0x1E18
654#define M_IEN 0x1E1C
655
656#define M_VCOUNT 0x1E20
657
658#define M_RESET 0x1E40
659#define M_MEMRDBK 0x1E44
660
661#define M_AGP2PLL 0x1E4C
662
663#define M_OPMODE 0x1E54
664#define M_OPMODE_DMA_GEN_WRITE 0x00
665#define M_OPMODE_DMA_BLIT 0x04
666#define M_OPMODE_DMA_VECTOR_WRITE 0x08
667#define M_OPMODE_DMA_LE 0x0000 /* little endian - no transformation */
668#define M_OPMODE_DMA_BE_8BPP 0x0000
669#define M_OPMODE_DMA_BE_16BPP 0x0100
670#define M_OPMODE_DMA_BE_32BPP 0x0200
671#define M_OPMODE_DIR_LE 0x000000 /* little endian - no transformation */
672#define M_OPMODE_DIR_BE_8BPP 0x000000
673#define M_OPMODE_DIR_BE_16BPP 0x010000
674#define M_OPMODE_DIR_BE_32BPP 0x020000
675
676#define M_ATTR_INDEX 0x1FC0
677#define M_ATTR_DATA 0x1FC1
678
679#define M_MISC_REG 0x1FC2
680#define M_3C2_RD 0x1FC2
681
682#define M_SEQ_INDEX 0x1FC4
683#define M_SEQ_DATA 0x1FC5
684
685#define M_MISC_REG_READ 0x1FCC
686
687#define M_GRAPHICS_INDEX 0x1FCE
688#define M_GRAPHICS_DATA 0x1FCF
689
690#define M_CRTC_INDEX 0x1FD4
691
692#define M_ATTR_RESET 0x1FDA
693#define M_3DA_WR 0x1FDA
694#define M_INSTS1 0x1FDA
695
696#define M_EXTVGA_INDEX 0x1FDE
697#define M_EXTVGA_DATA 0x1FDF
698
699/* G200 only */
700#define M_SRCORG 0x2CB4
701#define M_DSTORG 0x2CB8
702
703#define M_RAMDAC_BASE 0x3C00
704
705/* fortunately, same on TVP3026 and MGA1064 */
706#define M_DAC_REG (M_RAMDAC_BASE+0)
707#define M_DAC_VAL (M_RAMDAC_BASE+1)
708#define M_PALETTE_MASK (M_RAMDAC_BASE+2)
709
710#define M_X_INDEX 0x00
711#define M_X_DATAREG 0x0A
712
713#define DAC_XGENIOCTRL 0x2A
714#define DAC_XGENIODATA 0x2B
715
716#define M_C2CTL 0x3C10
717
718#define MX_OPTION_BSWAP 0x00000000
719
720#ifdef __LITTLE_ENDIAN
721#define M_OPMODE_4BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT)
722#define M_OPMODE_8BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT)
723#define M_OPMODE_16BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT)
724#define M_OPMODE_24BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT)
725#define M_OPMODE_32BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT)
726#else
727#ifdef __BIG_ENDIAN
728#define M_OPMODE_4BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT) /* TODO */
729#define M_OPMODE_8BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_BE_8BPP | M_OPMODE_DMA_BLIT)
730#define M_OPMODE_16BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_BE_16BPP | M_OPMODE_DMA_BLIT)
731#define M_OPMODE_24BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_BE_8BPP | M_OPMODE_DMA_BLIT) /* TODO, ?32 */
732#define M_OPMODE_32BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_BE_32BPP | M_OPMODE_DMA_BLIT)
733#else
734#error "Byte ordering have to be defined. Cannot continue."
735#endif
736#endif
737
738#define mga_inb(addr) mga_readb(ACCESS_FBINFO(mmio.vbase), (addr))
739#define mga_inl(addr) mga_readl(ACCESS_FBINFO(mmio.vbase), (addr))
740#define mga_outb(addr,val) mga_writeb(ACCESS_FBINFO(mmio.vbase), (addr), (val))
741#define mga_outw(addr,val) mga_writew(ACCESS_FBINFO(mmio.vbase), (addr), (val))
742#define mga_outl(addr,val) mga_writel(ACCESS_FBINFO(mmio.vbase), (addr), (val))
743#define mga_readr(port,idx) (mga_outb((port),(idx)), mga_inb((port)+1))
744#define mga_setr(addr,port,val) mga_outw(addr, ((val)<<8) | (port))
745
746#define mga_fifo(n) do {} while ((mga_inl(M_FIFOSTATUS) & 0xFF) < (n))
747
748#define WaitTillIdle() do {} while (mga_inl(M_STATUS) & 0x10000)
749
750/* code speedup */
751#ifdef CONFIG_FB_MATROX_MILLENIUM
752#define isInterleave(x) (x->interleave)
753#define isMillenium(x) (x->millenium)
754#define isMilleniumII(x) (x->milleniumII)
755#else
756#define isInterleave(x) (0)
757#define isMillenium(x) (0)
758#define isMilleniumII(x) (0)
759#endif
760
761#define matroxfb_DAC_lock() spin_lock(&ACCESS_FBINFO(lock.DAC))
762#define matroxfb_DAC_unlock() spin_unlock(&ACCESS_FBINFO(lock.DAC))
763#define matroxfb_DAC_lock_irqsave(flags) spin_lock_irqsave(&ACCESS_FBINFO(lock.DAC),flags)
764#define matroxfb_DAC_unlock_irqrestore(flags) spin_unlock_irqrestore(&ACCESS_FBINFO(lock.DAC),flags)
765extern void matroxfb_DAC_out(CPMINFO int reg, int val);
766extern int matroxfb_DAC_in(CPMINFO int reg);
767extern void matroxfb_var2my(struct fb_var_screeninfo* fvsi, struct my_timming* mt);
768extern int matroxfb_wait_for_sync(WPMINFO u_int32_t crtc);
769extern int matroxfb_enable_irq(WPMINFO int reenable);
770
771#ifdef MATROXFB_USE_SPINLOCKS
772#define CRITBEGIN spin_lock_irqsave(&ACCESS_FBINFO(lock.accel), critflags);
773#define CRITEND spin_unlock_irqrestore(&ACCESS_FBINFO(lock.accel), critflags);
774#define CRITFLAGS unsigned long critflags;
775#else
776#define CRITBEGIN
777#define CRITEND
778#define CRITFLAGS
779#endif
780
781#endif /* __MATROXFB_H__ */