1 | // SPDX-License-Identifier: GPL-2.0-only |
2 | /* |
3 | * Frame buffer driver for Trident TGUI, Blade and Image series |
4 | * |
5 | * Copyright 2001, 2002 - Jani Monoses <jani@iv.ro> |
6 | * Copyright 2009 Krzysztof Helt <krzysztof.h1@wp.pl> |
7 | * |
8 | * CREDITS:(in order of appearance) |
9 | * skeletonfb.c by Geert Uytterhoeven and other fb code in drivers/video |
10 | * Special thanks ;) to Mattia Crivellini <tia@mclink.it> |
11 | * much inspired by the XFree86 4.x Trident driver sources |
12 | * by Alan Hourihane the FreeVGA project |
13 | * Francesco Salvestrini <salvestrini@users.sf.net> XP support, |
14 | * code, suggestions |
15 | * TODO: |
16 | * timing value tweaking so it looks good on every monitor in every mode |
17 | */ |
18 | |
19 | #include <linux/aperture.h> |
20 | #include <linux/module.h> |
21 | #include <linux/fb.h> |
22 | #include <linux/init.h> |
23 | #include <linux/pci.h> |
24 | #include <linux/slab.h> |
25 | |
26 | #include <linux/delay.h> |
27 | #include <video/vga.h> |
28 | #include <video/trident.h> |
29 | |
30 | #include <linux/i2c.h> |
31 | #include <linux/i2c-algo-bit.h> |
32 | |
33 | struct tridentfb_par { |
34 | void __iomem *io_virt; /* iospace virtual memory address */ |
35 | u32 pseudo_pal[16]; |
36 | int chip_id; |
37 | int flatpanel; |
38 | void (*init_accel) (struct tridentfb_par *, int, int); |
39 | void (*wait_engine) (struct tridentfb_par *); |
40 | void (*fill_rect) |
41 | (struct tridentfb_par *par, u32, u32, u32, u32, u32, u32); |
42 | void (*copy_rect) |
43 | (struct tridentfb_par *par, u32, u32, u32, u32, u32, u32); |
44 | void (*image_blit) |
45 | (struct tridentfb_par *par, const char*, |
46 | u32, u32, u32, u32, u32, u32); |
47 | unsigned char eng_oper; /* engine operation... */ |
48 | bool ddc_registered; |
49 | struct i2c_adapter ddc_adapter; |
50 | struct i2c_algo_bit_data ddc_algo; |
51 | }; |
52 | |
53 | static struct fb_fix_screeninfo tridentfb_fix = { |
54 | .id = "Trident" , |
55 | .type = FB_TYPE_PACKED_PIXELS, |
56 | .ypanstep = 1, |
57 | .visual = FB_VISUAL_PSEUDOCOLOR, |
58 | .accel = FB_ACCEL_NONE, |
59 | }; |
60 | |
61 | /* defaults which are normally overriden by user values */ |
62 | |
63 | /* video mode */ |
64 | static char *mode_option; |
65 | static int bpp = 8; |
66 | |
67 | static int noaccel; |
68 | |
69 | static int center; |
70 | static int stretch; |
71 | |
72 | static int fp; |
73 | static int crt; |
74 | |
75 | static int memsize; |
76 | static int memdiff; |
77 | static int nativex; |
78 | |
79 | module_param(mode_option, charp, 0); |
80 | MODULE_PARM_DESC(mode_option, "Initial video mode e.g. '648x480-8@60'" ); |
81 | module_param_named(mode, mode_option, charp, 0); |
82 | MODULE_PARM_DESC(mode, "Initial video mode e.g. '648x480-8@60' (deprecated)" ); |
83 | module_param(bpp, int, 0); |
84 | module_param(center, int, 0); |
85 | module_param(stretch, int, 0); |
86 | module_param(noaccel, int, 0); |
87 | module_param(memsize, int, 0); |
88 | module_param(memdiff, int, 0); |
89 | module_param(nativex, int, 0); |
90 | module_param(fp, int, 0); |
91 | MODULE_PARM_DESC(fp, "Define if flatpanel is connected" ); |
92 | module_param(crt, int, 0); |
93 | MODULE_PARM_DESC(crt, "Define if CRT is connected" ); |
94 | |
95 | static inline int is_oldclock(int id) |
96 | { |
97 | return (id == TGUI9440) || |
98 | (id == TGUI9660) || |
99 | (id == CYBER9320); |
100 | } |
101 | |
102 | static inline int is_oldprotect(int id) |
103 | { |
104 | return is_oldclock(id) || |
105 | (id == PROVIDIA9685) || |
106 | (id == CYBER9382) || |
107 | (id == CYBER9385); |
108 | } |
109 | |
110 | static inline int is_blade(int id) |
111 | { |
112 | return (id == BLADE3D) || |
113 | (id == CYBERBLADEE4) || |
114 | (id == CYBERBLADEi7) || |
115 | (id == CYBERBLADEi7D) || |
116 | (id == CYBERBLADEi1) || |
117 | (id == CYBERBLADEi1D) || |
118 | (id == CYBERBLADEAi1) || |
119 | (id == CYBERBLADEAi1D); |
120 | } |
121 | |
122 | static inline int is_xp(int id) |
123 | { |
124 | return (id == CYBERBLADEXPAi1) || |
125 | (id == CYBERBLADEXPm8) || |
126 | (id == CYBERBLADEXPm16); |
127 | } |
128 | |
129 | static inline int is3Dchip(int id) |
130 | { |
131 | return is_blade(id) || is_xp(id) || |
132 | (id == CYBER9397) || (id == CYBER9397DVD) || |
133 | (id == CYBER9520) || (id == CYBER9525DVD) || |
134 | (id == IMAGE975) || (id == IMAGE985); |
135 | } |
136 | |
137 | static inline int iscyber(int id) |
138 | { |
139 | switch (id) { |
140 | case CYBER9388: |
141 | case CYBER9382: |
142 | case CYBER9385: |
143 | case CYBER9397: |
144 | case CYBER9397DVD: |
145 | case CYBER9520: |
146 | case CYBER9525DVD: |
147 | case CYBERBLADEE4: |
148 | case CYBERBLADEi7D: |
149 | case CYBERBLADEi1: |
150 | case CYBERBLADEi1D: |
151 | case CYBERBLADEAi1: |
152 | case CYBERBLADEAi1D: |
153 | case CYBERBLADEXPAi1: |
154 | return 1; |
155 | |
156 | case CYBER9320: |
157 | case CYBERBLADEi7: /* VIA MPV4 integrated version */ |
158 | default: |
159 | /* case CYBERBLDAEXPm8: Strange */ |
160 | /* case CYBERBLDAEXPm16: Strange */ |
161 | return 0; |
162 | } |
163 | } |
164 | |
165 | static inline void t_outb(struct tridentfb_par *p, u8 val, u16 reg) |
166 | { |
167 | fb_writeb(b: val, addr: p->io_virt + reg); |
168 | } |
169 | |
170 | static inline u8 t_inb(struct tridentfb_par *p, u16 reg) |
171 | { |
172 | return fb_readb(addr: p->io_virt + reg); |
173 | } |
174 | |
175 | static inline void writemmr(struct tridentfb_par *par, u16 r, u32 v) |
176 | { |
177 | fb_writel(b: v, addr: par->io_virt + r); |
178 | } |
179 | |
180 | static inline u32 readmmr(struct tridentfb_par *par, u16 r) |
181 | { |
182 | return fb_readl(addr: par->io_virt + r); |
183 | } |
184 | |
185 | #define DDC_SDA_TGUI BIT(0) |
186 | #define DDC_SCL_TGUI BIT(1) |
187 | #define DDC_SCL_DRIVE_TGUI BIT(2) |
188 | #define DDC_SDA_DRIVE_TGUI BIT(3) |
189 | #define DDC_MASK_TGUI (DDC_SCL_DRIVE_TGUI | DDC_SDA_DRIVE_TGUI) |
190 | |
191 | static void tridentfb_ddc_setscl_tgui(void *data, int val) |
192 | { |
193 | struct tridentfb_par *par = data; |
194 | u8 reg = vga_mm_rcrt(regbase: par->io_virt, I2C) & DDC_MASK_TGUI; |
195 | |
196 | if (val) |
197 | reg &= ~DDC_SCL_DRIVE_TGUI; /* disable drive - don't drive hi */ |
198 | else |
199 | reg |= DDC_SCL_DRIVE_TGUI; /* drive low */ |
200 | |
201 | vga_mm_wcrt(regbase: par->io_virt, I2C, val: reg); |
202 | } |
203 | |
204 | static void tridentfb_ddc_setsda_tgui(void *data, int val) |
205 | { |
206 | struct tridentfb_par *par = data; |
207 | u8 reg = vga_mm_rcrt(regbase: par->io_virt, I2C) & DDC_MASK_TGUI; |
208 | |
209 | if (val) |
210 | reg &= ~DDC_SDA_DRIVE_TGUI; /* disable drive - don't drive hi */ |
211 | else |
212 | reg |= DDC_SDA_DRIVE_TGUI; /* drive low */ |
213 | |
214 | vga_mm_wcrt(regbase: par->io_virt, I2C, val: reg); |
215 | } |
216 | |
217 | static int tridentfb_ddc_getsda_tgui(void *data) |
218 | { |
219 | struct tridentfb_par *par = data; |
220 | |
221 | return !!(vga_mm_rcrt(regbase: par->io_virt, I2C) & DDC_SDA_TGUI); |
222 | } |
223 | |
224 | #define DDC_SDA_IN BIT(0) |
225 | #define DDC_SCL_OUT BIT(1) |
226 | #define DDC_SDA_OUT BIT(3) |
227 | #define DDC_SCL_IN BIT(6) |
228 | #define DDC_MASK (DDC_SCL_OUT | DDC_SDA_OUT) |
229 | |
230 | static void tridentfb_ddc_setscl(void *data, int val) |
231 | { |
232 | struct tridentfb_par *par = data; |
233 | unsigned char reg; |
234 | |
235 | reg = vga_mm_rcrt(regbase: par->io_virt, I2C) & DDC_MASK; |
236 | if (val) |
237 | reg |= DDC_SCL_OUT; |
238 | else |
239 | reg &= ~DDC_SCL_OUT; |
240 | vga_mm_wcrt(regbase: par->io_virt, I2C, val: reg); |
241 | } |
242 | |
243 | static void tridentfb_ddc_setsda(void *data, int val) |
244 | { |
245 | struct tridentfb_par *par = data; |
246 | unsigned char reg; |
247 | |
248 | reg = vga_mm_rcrt(regbase: par->io_virt, I2C) & DDC_MASK; |
249 | if (!val) |
250 | reg |= DDC_SDA_OUT; |
251 | else |
252 | reg &= ~DDC_SDA_OUT; |
253 | vga_mm_wcrt(regbase: par->io_virt, I2C, val: reg); |
254 | } |
255 | |
256 | static int tridentfb_ddc_getscl(void *data) |
257 | { |
258 | struct tridentfb_par *par = data; |
259 | |
260 | return !!(vga_mm_rcrt(regbase: par->io_virt, I2C) & DDC_SCL_IN); |
261 | } |
262 | |
263 | static int tridentfb_ddc_getsda(void *data) |
264 | { |
265 | struct tridentfb_par *par = data; |
266 | |
267 | return !!(vga_mm_rcrt(regbase: par->io_virt, I2C) & DDC_SDA_IN); |
268 | } |
269 | |
270 | static int tridentfb_setup_ddc_bus(struct fb_info *info) |
271 | { |
272 | struct tridentfb_par *par = info->par; |
273 | |
274 | strscpy(par->ddc_adapter.name, info->fix.id, |
275 | sizeof(par->ddc_adapter.name)); |
276 | par->ddc_adapter.owner = THIS_MODULE; |
277 | par->ddc_adapter.algo_data = &par->ddc_algo; |
278 | par->ddc_adapter.dev.parent = info->device; |
279 | if (is_oldclock(id: par->chip_id)) { /* not sure if this check is OK */ |
280 | par->ddc_algo.setsda = tridentfb_ddc_setsda_tgui; |
281 | par->ddc_algo.setscl = tridentfb_ddc_setscl_tgui; |
282 | par->ddc_algo.getsda = tridentfb_ddc_getsda_tgui; |
283 | /* no getscl */ |
284 | } else { |
285 | par->ddc_algo.setsda = tridentfb_ddc_setsda; |
286 | par->ddc_algo.setscl = tridentfb_ddc_setscl; |
287 | par->ddc_algo.getsda = tridentfb_ddc_getsda; |
288 | par->ddc_algo.getscl = tridentfb_ddc_getscl; |
289 | } |
290 | par->ddc_algo.udelay = 10; |
291 | par->ddc_algo.timeout = 20; |
292 | par->ddc_algo.data = par; |
293 | |
294 | i2c_set_adapdata(adap: &par->ddc_adapter, data: par); |
295 | |
296 | return i2c_bit_add_bus(&par->ddc_adapter); |
297 | } |
298 | |
299 | /* |
300 | * Blade specific acceleration. |
301 | */ |
302 | |
303 | #define point(x, y) ((y) << 16 | (x)) |
304 | |
305 | static void blade_init_accel(struct tridentfb_par *par, int pitch, int bpp) |
306 | { |
307 | int v1 = (pitch >> 3) << 20; |
308 | int tmp = bpp == 24 ? 2 : (bpp >> 4); |
309 | int v2 = v1 | (tmp << 29); |
310 | |
311 | writemmr(par, r: 0x21C0, v: v2); |
312 | writemmr(par, r: 0x21C4, v: v2); |
313 | writemmr(par, r: 0x21B8, v: v2); |
314 | writemmr(par, r: 0x21BC, v: v2); |
315 | writemmr(par, r: 0x21D0, v: v1); |
316 | writemmr(par, r: 0x21D4, v: v1); |
317 | writemmr(par, r: 0x21C8, v: v1); |
318 | writemmr(par, r: 0x21CC, v: v1); |
319 | writemmr(par, r: 0x216C, v: 0); |
320 | } |
321 | |
322 | static void blade_wait_engine(struct tridentfb_par *par) |
323 | { |
324 | while (readmmr(par, STATUS) & 0xFA800000) |
325 | cpu_relax(); |
326 | } |
327 | |
328 | static void blade_fill_rect(struct tridentfb_par *par, |
329 | u32 x, u32 y, u32 w, u32 h, u32 c, u32 rop) |
330 | { |
331 | writemmr(par, COLOR, v: c); |
332 | writemmr(par, ROP, v: rop ? ROP_X : ROP_S); |
333 | writemmr(par, CMD, v: 0x20000000 | 1 << 19 | 1 << 4 | 2 << 2); |
334 | |
335 | writemmr(par, DST1, point(x, y)); |
336 | writemmr(par, DST2, point(x + w - 1, y + h - 1)); |
337 | } |
338 | |
339 | static void blade_image_blit(struct tridentfb_par *par, const char *data, |
340 | u32 x, u32 y, u32 w, u32 h, u32 c, u32 b) |
341 | { |
342 | unsigned size = ((w + 31) >> 5) * h; |
343 | |
344 | writemmr(par, COLOR, v: c); |
345 | writemmr(par, BGCOLOR, v: b); |
346 | writemmr(par, CMD, v: 0xa0000000 | 3 << 19); |
347 | |
348 | writemmr(par, DST1, point(x, y)); |
349 | writemmr(par, DST2, point(x + w - 1, y + h - 1)); |
350 | |
351 | iowrite32_rep(port: par->io_virt + 0x10000, buf: data, count: size); |
352 | } |
353 | |
354 | static void blade_copy_rect(struct tridentfb_par *par, |
355 | u32 x1, u32 y1, u32 x2, u32 y2, u32 w, u32 h) |
356 | { |
357 | int direction = 2; |
358 | u32 s1 = point(x1, y1); |
359 | u32 s2 = point(x1 + w - 1, y1 + h - 1); |
360 | u32 d1 = point(x2, y2); |
361 | u32 d2 = point(x2 + w - 1, y2 + h - 1); |
362 | |
363 | if ((y1 > y2) || ((y1 == y2) && (x1 > x2))) |
364 | direction = 0; |
365 | |
366 | writemmr(par, ROP, ROP_S); |
367 | writemmr(par, CMD, v: 0xE0000000 | 1 << 19 | 1 << 4 | 1 << 2 | direction); |
368 | |
369 | writemmr(par, SRC1, v: direction ? s2 : s1); |
370 | writemmr(par, SRC2, v: direction ? s1 : s2); |
371 | writemmr(par, DST1, v: direction ? d2 : d1); |
372 | writemmr(par, DST2, v: direction ? d1 : d2); |
373 | } |
374 | |
375 | /* |
376 | * BladeXP specific acceleration functions |
377 | */ |
378 | |
379 | static void xp_init_accel(struct tridentfb_par *par, int pitch, int bpp) |
380 | { |
381 | unsigned char x = bpp == 24 ? 3 : (bpp >> 4); |
382 | int v1 = pitch << (bpp == 24 ? 20 : (18 + x)); |
383 | |
384 | switch (pitch << (bpp >> 3)) { |
385 | case 8192: |
386 | case 512: |
387 | x |= 0x00; |
388 | break; |
389 | case 1024: |
390 | x |= 0x04; |
391 | break; |
392 | case 2048: |
393 | x |= 0x08; |
394 | break; |
395 | case 4096: |
396 | x |= 0x0C; |
397 | break; |
398 | } |
399 | |
400 | t_outb(p: par, val: x, reg: 0x2125); |
401 | |
402 | par->eng_oper = x | 0x40; |
403 | |
404 | writemmr(par, r: 0x2154, v: v1); |
405 | writemmr(par, r: 0x2150, v: v1); |
406 | t_outb(p: par, val: 3, reg: 0x2126); |
407 | } |
408 | |
409 | static void xp_wait_engine(struct tridentfb_par *par) |
410 | { |
411 | int count = 0; |
412 | int timeout = 0; |
413 | |
414 | while (t_inb(p: par, STATUS) & 0x80) { |
415 | count++; |
416 | if (count == 10000000) { |
417 | /* Timeout */ |
418 | count = 9990000; |
419 | timeout++; |
420 | if (timeout == 8) { |
421 | /* Reset engine */ |
422 | t_outb(p: par, val: 0x00, STATUS); |
423 | return; |
424 | } |
425 | } |
426 | cpu_relax(); |
427 | } |
428 | } |
429 | |
430 | static void xp_fill_rect(struct tridentfb_par *par, |
431 | u32 x, u32 y, u32 w, u32 h, u32 c, u32 rop) |
432 | { |
433 | writemmr(par, r: 0x2127, ROP_P); |
434 | writemmr(par, r: 0x2158, v: c); |
435 | writemmr(par, DRAWFL, v: 0x4000); |
436 | writemmr(par, OLDDIM, point(h, w)); |
437 | writemmr(par, OLDDST, point(y, x)); |
438 | t_outb(p: par, val: 0x01, OLDCMD); |
439 | t_outb(p: par, val: par->eng_oper, reg: 0x2125); |
440 | } |
441 | |
442 | static void xp_copy_rect(struct tridentfb_par *par, |
443 | u32 x1, u32 y1, u32 x2, u32 y2, u32 w, u32 h) |
444 | { |
445 | u32 x1_tmp, x2_tmp, y1_tmp, y2_tmp; |
446 | int direction = 0x0004; |
447 | |
448 | if ((x1 < x2) && (y1 == y2)) { |
449 | direction |= 0x0200; |
450 | x1_tmp = x1 + w - 1; |
451 | x2_tmp = x2 + w - 1; |
452 | } else { |
453 | x1_tmp = x1; |
454 | x2_tmp = x2; |
455 | } |
456 | |
457 | if (y1 < y2) { |
458 | direction |= 0x0100; |
459 | y1_tmp = y1 + h - 1; |
460 | y2_tmp = y2 + h - 1; |
461 | } else { |
462 | y1_tmp = y1; |
463 | y2_tmp = y2; |
464 | } |
465 | |
466 | writemmr(par, DRAWFL, v: direction); |
467 | t_outb(p: par, ROP_S, reg: 0x2127); |
468 | writemmr(par, OLDSRC, point(y1_tmp, x1_tmp)); |
469 | writemmr(par, OLDDST, point(y2_tmp, x2_tmp)); |
470 | writemmr(par, OLDDIM, point(h, w)); |
471 | t_outb(p: par, val: 0x01, OLDCMD); |
472 | } |
473 | |
474 | /* |
475 | * Image specific acceleration functions |
476 | */ |
477 | static void image_init_accel(struct tridentfb_par *par, int pitch, int bpp) |
478 | { |
479 | int tmp = bpp == 24 ? 2: (bpp >> 4); |
480 | |
481 | writemmr(par, r: 0x2120, v: 0xF0000000); |
482 | writemmr(par, r: 0x2120, v: 0x40000000 | tmp); |
483 | writemmr(par, r: 0x2120, v: 0x80000000); |
484 | writemmr(par, r: 0x2144, v: 0x00000000); |
485 | writemmr(par, r: 0x2148, v: 0x00000000); |
486 | writemmr(par, r: 0x2150, v: 0x00000000); |
487 | writemmr(par, r: 0x2154, v: 0x00000000); |
488 | writemmr(par, r: 0x2120, v: 0x60000000 | (pitch << 16) | pitch); |
489 | writemmr(par, r: 0x216C, v: 0x00000000); |
490 | writemmr(par, r: 0x2170, v: 0x00000000); |
491 | writemmr(par, r: 0x217C, v: 0x00000000); |
492 | writemmr(par, r: 0x2120, v: 0x10000000); |
493 | writemmr(par, r: 0x2130, v: (2047 << 16) | 2047); |
494 | } |
495 | |
496 | static void image_wait_engine(struct tridentfb_par *par) |
497 | { |
498 | while (readmmr(par, r: 0x2164) & 0xF0000000) |
499 | cpu_relax(); |
500 | } |
501 | |
502 | static void image_fill_rect(struct tridentfb_par *par, |
503 | u32 x, u32 y, u32 w, u32 h, u32 c, u32 rop) |
504 | { |
505 | writemmr(par, r: 0x2120, v: 0x80000000); |
506 | writemmr(par, r: 0x2120, v: 0x90000000 | ROP_S); |
507 | |
508 | writemmr(par, r: 0x2144, v: c); |
509 | |
510 | writemmr(par, DST1, point(x, y)); |
511 | writemmr(par, DST2, point(x + w - 1, y + h - 1)); |
512 | |
513 | writemmr(par, r: 0x2124, v: 0x80000000 | 3 << 22 | 1 << 10 | 1 << 9); |
514 | } |
515 | |
516 | static void image_copy_rect(struct tridentfb_par *par, |
517 | u32 x1, u32 y1, u32 x2, u32 y2, u32 w, u32 h) |
518 | { |
519 | int direction = 0x4; |
520 | u32 s1 = point(x1, y1); |
521 | u32 s2 = point(x1 + w - 1, y1 + h - 1); |
522 | u32 d1 = point(x2, y2); |
523 | u32 d2 = point(x2 + w - 1, y2 + h - 1); |
524 | |
525 | if ((y1 > y2) || ((y1 == y2) && (x1 > x2))) |
526 | direction = 0; |
527 | |
528 | writemmr(par, r: 0x2120, v: 0x80000000); |
529 | writemmr(par, r: 0x2120, v: 0x90000000 | ROP_S); |
530 | |
531 | writemmr(par, SRC1, v: direction ? s2 : s1); |
532 | writemmr(par, SRC2, v: direction ? s1 : s2); |
533 | writemmr(par, DST1, v: direction ? d2 : d1); |
534 | writemmr(par, DST2, v: direction ? d1 : d2); |
535 | writemmr(par, r: 0x2124, |
536 | v: 0x80000000 | 1 << 22 | 1 << 10 | 1 << 7 | direction); |
537 | } |
538 | |
539 | /* |
540 | * TGUI 9440/96XX acceleration |
541 | */ |
542 | |
543 | static void tgui_init_accel(struct tridentfb_par *par, int pitch, int bpp) |
544 | { |
545 | unsigned char x = bpp == 24 ? 3 : (bpp >> 4); |
546 | |
547 | /* disable clipping */ |
548 | writemmr(par, r: 0x2148, v: 0); |
549 | writemmr(par, r: 0x214C, point(4095, 2047)); |
550 | |
551 | switch ((pitch * bpp) / 8) { |
552 | case 8192: |
553 | case 512: |
554 | x |= 0x00; |
555 | break; |
556 | case 1024: |
557 | x |= 0x04; |
558 | break; |
559 | case 2048: |
560 | x |= 0x08; |
561 | break; |
562 | case 4096: |
563 | x |= 0x0C; |
564 | break; |
565 | } |
566 | |
567 | fb_writew(b: x, addr: par->io_virt + 0x2122); |
568 | } |
569 | |
570 | static void tgui_fill_rect(struct tridentfb_par *par, |
571 | u32 x, u32 y, u32 w, u32 h, u32 c, u32 rop) |
572 | { |
573 | t_outb(p: par, ROP_P, reg: 0x2127); |
574 | writemmr(par, OLDCLR, v: c); |
575 | writemmr(par, DRAWFL, v: 0x4020); |
576 | writemmr(par, OLDDIM, point(w - 1, h - 1)); |
577 | writemmr(par, OLDDST, point(x, y)); |
578 | t_outb(p: par, val: 1, OLDCMD); |
579 | } |
580 | |
581 | static void tgui_copy_rect(struct tridentfb_par *par, |
582 | u32 x1, u32 y1, u32 x2, u32 y2, u32 w, u32 h) |
583 | { |
584 | int flags = 0; |
585 | u16 x1_tmp, x2_tmp, y1_tmp, y2_tmp; |
586 | |
587 | if ((x1 < x2) && (y1 == y2)) { |
588 | flags |= 0x0200; |
589 | x1_tmp = x1 + w - 1; |
590 | x2_tmp = x2 + w - 1; |
591 | } else { |
592 | x1_tmp = x1; |
593 | x2_tmp = x2; |
594 | } |
595 | |
596 | if (y1 < y2) { |
597 | flags |= 0x0100; |
598 | y1_tmp = y1 + h - 1; |
599 | y2_tmp = y2 + h - 1; |
600 | } else { |
601 | y1_tmp = y1; |
602 | y2_tmp = y2; |
603 | } |
604 | |
605 | writemmr(par, DRAWFL, v: 0x4 | flags); |
606 | t_outb(p: par, ROP_S, reg: 0x2127); |
607 | writemmr(par, OLDSRC, point(x1_tmp, y1_tmp)); |
608 | writemmr(par, OLDDST, point(x2_tmp, y2_tmp)); |
609 | writemmr(par, OLDDIM, point(w - 1, h - 1)); |
610 | t_outb(p: par, val: 1, OLDCMD); |
611 | } |
612 | |
613 | /* |
614 | * Accel functions called by the upper layers |
615 | */ |
616 | static void tridentfb_fillrect(struct fb_info *info, |
617 | const struct fb_fillrect *fr) |
618 | { |
619 | struct tridentfb_par *par = info->par; |
620 | int col; |
621 | |
622 | if (info->flags & FBINFO_HWACCEL_DISABLED) { |
623 | cfb_fillrect(info, rect: fr); |
624 | return; |
625 | } |
626 | if (info->var.bits_per_pixel == 8) { |
627 | col = fr->color; |
628 | col |= col << 8; |
629 | col |= col << 16; |
630 | } else |
631 | col = ((u32 *)(info->pseudo_palette))[fr->color]; |
632 | |
633 | par->wait_engine(par); |
634 | par->fill_rect(par, fr->dx, fr->dy, fr->width, |
635 | fr->height, col, fr->rop); |
636 | } |
637 | |
638 | static void tridentfb_imageblit(struct fb_info *info, |
639 | const struct fb_image *img) |
640 | { |
641 | struct tridentfb_par *par = info->par; |
642 | int col, bgcol; |
643 | |
644 | if ((info->flags & FBINFO_HWACCEL_DISABLED) || img->depth != 1) { |
645 | cfb_imageblit(info, image: img); |
646 | return; |
647 | } |
648 | if (info->var.bits_per_pixel == 8) { |
649 | col = img->fg_color; |
650 | col |= col << 8; |
651 | col |= col << 16; |
652 | bgcol = img->bg_color; |
653 | bgcol |= bgcol << 8; |
654 | bgcol |= bgcol << 16; |
655 | } else { |
656 | col = ((u32 *)(info->pseudo_palette))[img->fg_color]; |
657 | bgcol = ((u32 *)(info->pseudo_palette))[img->bg_color]; |
658 | } |
659 | |
660 | par->wait_engine(par); |
661 | if (par->image_blit) |
662 | par->image_blit(par, img->data, img->dx, img->dy, |
663 | img->width, img->height, col, bgcol); |
664 | else |
665 | cfb_imageblit(info, image: img); |
666 | } |
667 | |
668 | static void tridentfb_copyarea(struct fb_info *info, |
669 | const struct fb_copyarea *ca) |
670 | { |
671 | struct tridentfb_par *par = info->par; |
672 | |
673 | if (info->flags & FBINFO_HWACCEL_DISABLED) { |
674 | cfb_copyarea(info, area: ca); |
675 | return; |
676 | } |
677 | par->wait_engine(par); |
678 | par->copy_rect(par, ca->sx, ca->sy, ca->dx, ca->dy, |
679 | ca->width, ca->height); |
680 | } |
681 | |
682 | static int tridentfb_sync(struct fb_info *info) |
683 | { |
684 | struct tridentfb_par *par = info->par; |
685 | |
686 | if (!(info->flags & FBINFO_HWACCEL_DISABLED)) |
687 | par->wait_engine(par); |
688 | return 0; |
689 | } |
690 | |
691 | /* |
692 | * Hardware access functions |
693 | */ |
694 | |
695 | static inline unsigned char read3X4(struct tridentfb_par *par, int reg) |
696 | { |
697 | return vga_mm_rcrt(regbase: par->io_virt, reg); |
698 | } |
699 | |
700 | static inline void write3X4(struct tridentfb_par *par, int reg, |
701 | unsigned char val) |
702 | { |
703 | vga_mm_wcrt(regbase: par->io_virt, reg, val); |
704 | } |
705 | |
706 | static inline unsigned char read3CE(struct tridentfb_par *par, |
707 | unsigned char reg) |
708 | { |
709 | return vga_mm_rgfx(regbase: par->io_virt, reg); |
710 | } |
711 | |
712 | static inline void writeAttr(struct tridentfb_par *par, int reg, |
713 | unsigned char val) |
714 | { |
715 | fb_readb(addr: par->io_virt + VGA_IS1_RC); /* flip-flop to index */ |
716 | vga_mm_wattr(regbase: par->io_virt, reg, val); |
717 | } |
718 | |
719 | static inline void write3CE(struct tridentfb_par *par, int reg, |
720 | unsigned char val) |
721 | { |
722 | vga_mm_wgfx(regbase: par->io_virt, reg, val); |
723 | } |
724 | |
725 | static void enable_mmio(struct tridentfb_par *par) |
726 | { |
727 | /* Goto New Mode */ |
728 | vga_io_rseq(reg: 0x0B); |
729 | |
730 | /* Unprotect registers */ |
731 | vga_io_wseq(NewMode1, val: 0x80); |
732 | if (!is_oldprotect(id: par->chip_id)) |
733 | vga_io_wseq(Protection, val: 0x92); |
734 | |
735 | /* Enable MMIO */ |
736 | outb(PCIReg, port: 0x3D4); |
737 | outb(inb(port: 0x3D5) | 0x01, port: 0x3D5); |
738 | } |
739 | |
740 | static void disable_mmio(struct tridentfb_par *par) |
741 | { |
742 | /* Goto New Mode */ |
743 | vga_mm_rseq(regbase: par->io_virt, reg: 0x0B); |
744 | |
745 | /* Unprotect registers */ |
746 | vga_mm_wseq(regbase: par->io_virt, NewMode1, val: 0x80); |
747 | if (!is_oldprotect(id: par->chip_id)) |
748 | vga_mm_wseq(regbase: par->io_virt, Protection, val: 0x92); |
749 | |
750 | /* Disable MMIO */ |
751 | t_outb(p: par, PCIReg, reg: 0x3D4); |
752 | t_outb(p: par, val: t_inb(p: par, reg: 0x3D5) & ~0x01, reg: 0x3D5); |
753 | } |
754 | |
755 | static inline void crtc_unlock(struct tridentfb_par *par) |
756 | { |
757 | write3X4(par, VGA_CRTC_V_SYNC_END, |
758 | val: read3X4(par, VGA_CRTC_V_SYNC_END) & 0x7F); |
759 | } |
760 | |
761 | /* Return flat panel's maximum x resolution */ |
762 | static int get_nativex(struct tridentfb_par *par) |
763 | { |
764 | int x, y, tmp; |
765 | |
766 | if (nativex) |
767 | return nativex; |
768 | |
769 | tmp = (read3CE(par, VertStretch) >> 4) & 3; |
770 | |
771 | switch (tmp) { |
772 | case 0: |
773 | x = 1280; y = 1024; |
774 | break; |
775 | case 2: |
776 | x = 1024; y = 768; |
777 | break; |
778 | case 3: |
779 | x = 800; y = 600; |
780 | break; |
781 | case 1: |
782 | default: |
783 | x = 640; y = 480; |
784 | break; |
785 | } |
786 | |
787 | output("%dx%d flat panel found\n" , x, y); |
788 | return x; |
789 | } |
790 | |
791 | /* Set pitch */ |
792 | static inline void set_lwidth(struct tridentfb_par *par, int width) |
793 | { |
794 | write3X4(par, VGA_CRTC_OFFSET, val: width & 0xFF); |
795 | /* chips older than TGUI9660 have only 1 width bit in AddColReg */ |
796 | /* touching the other one breaks I2C/DDC */ |
797 | if (par->chip_id == TGUI9440 || par->chip_id == CYBER9320) |
798 | write3X4(par, AddColReg, |
799 | val: (read3X4(par, AddColReg) & 0xEF) | ((width & 0x100) >> 4)); |
800 | else |
801 | write3X4(par, AddColReg, |
802 | val: (read3X4(par, AddColReg) & 0xCF) | ((width & 0x300) >> 4)); |
803 | } |
804 | |
805 | /* For resolutions smaller than FP resolution stretch */ |
806 | static void screen_stretch(struct tridentfb_par *par) |
807 | { |
808 | if (par->chip_id != CYBERBLADEXPAi1) |
809 | write3CE(par, BiosReg, val: 0); |
810 | else |
811 | write3CE(par, BiosReg, val: 8); |
812 | write3CE(par, VertStretch, val: (read3CE(par, VertStretch) & 0x7C) | 1); |
813 | write3CE(par, HorStretch, val: (read3CE(par, HorStretch) & 0x7C) | 1); |
814 | } |
815 | |
816 | /* For resolutions smaller than FP resolution center */ |
817 | static inline void screen_center(struct tridentfb_par *par) |
818 | { |
819 | write3CE(par, VertStretch, val: (read3CE(par, VertStretch) & 0x7C) | 0x80); |
820 | write3CE(par, HorStretch, val: (read3CE(par, HorStretch) & 0x7C) | 0x80); |
821 | } |
822 | |
823 | /* Address of first shown pixel in display memory */ |
824 | static void set_screen_start(struct tridentfb_par *par, int base) |
825 | { |
826 | u8 tmp; |
827 | write3X4(par, VGA_CRTC_START_LO, val: base & 0xFF); |
828 | write3X4(par, VGA_CRTC_START_HI, val: (base & 0xFF00) >> 8); |
829 | tmp = read3X4(par, CRTCModuleTest) & 0xDF; |
830 | write3X4(par, CRTCModuleTest, val: tmp | ((base & 0x10000) >> 11)); |
831 | tmp = read3X4(par, CRTHiOrd) & 0xF8; |
832 | write3X4(par, CRTHiOrd, val: tmp | ((base & 0xE0000) >> 17)); |
833 | } |
834 | |
835 | /* Set dotclock frequency */ |
836 | static void set_vclk(struct tridentfb_par *par, unsigned long freq) |
837 | { |
838 | int m, n, k; |
839 | unsigned long fi, d, di; |
840 | unsigned char best_m = 0, best_n = 0, best_k = 0; |
841 | unsigned char hi, lo; |
842 | unsigned char shift = !is_oldclock(id: par->chip_id) ? 2 : 1; |
843 | |
844 | d = 20000; |
845 | for (k = shift; k >= 0; k--) |
846 | for (m = 1; m < 32; m++) { |
847 | n = ((m + 2) << shift) - 8; |
848 | for (n = (n < 0 ? 0 : n); n < 122; n++) { |
849 | fi = ((14318l * (n + 8)) / (m + 2)) >> k; |
850 | di = abs(fi - freq); |
851 | if (di < d || (di == d && k == best_k)) { |
852 | d = di; |
853 | best_n = n; |
854 | best_m = m; |
855 | best_k = k; |
856 | } |
857 | if (fi > freq) |
858 | break; |
859 | } |
860 | } |
861 | |
862 | if (is_oldclock(id: par->chip_id)) { |
863 | lo = best_n | (best_m << 7); |
864 | hi = (best_m >> 1) | (best_k << 4); |
865 | } else { |
866 | lo = best_n; |
867 | hi = best_m | (best_k << 6); |
868 | } |
869 | |
870 | if (is3Dchip(id: par->chip_id)) { |
871 | vga_mm_wseq(regbase: par->io_virt, ClockHigh, val: hi); |
872 | vga_mm_wseq(regbase: par->io_virt, ClockLow, val: lo); |
873 | } else { |
874 | t_outb(p: par, val: lo, reg: 0x43C8); |
875 | t_outb(p: par, val: hi, reg: 0x43C9); |
876 | } |
877 | debug("VCLK = %X %X\n" , hi, lo); |
878 | } |
879 | |
880 | /* Set number of lines for flat panels*/ |
881 | static void set_number_of_lines(struct tridentfb_par *par, int lines) |
882 | { |
883 | int tmp = read3CE(par, CyberEnhance) & 0x8F; |
884 | if (lines > 1024) |
885 | tmp |= 0x50; |
886 | else if (lines > 768) |
887 | tmp |= 0x30; |
888 | else if (lines > 600) |
889 | tmp |= 0x20; |
890 | else if (lines > 480) |
891 | tmp |= 0x10; |
892 | write3CE(par, CyberEnhance, val: tmp); |
893 | } |
894 | |
895 | /* |
896 | * If we see that FP is active we assume we have one. |
897 | * Otherwise we have a CRT display. User can override. |
898 | */ |
899 | static int is_flatpanel(struct tridentfb_par *par) |
900 | { |
901 | if (fp) |
902 | return 1; |
903 | if (crt || !iscyber(id: par->chip_id)) |
904 | return 0; |
905 | return (read3CE(par, FPConfig) & 0x10) ? 1 : 0; |
906 | } |
907 | |
908 | /* Try detecting the video memory size */ |
909 | static unsigned int get_memsize(struct tridentfb_par *par) |
910 | { |
911 | unsigned char tmp, tmp2; |
912 | unsigned int k; |
913 | |
914 | /* If memory size provided by user */ |
915 | if (memsize) |
916 | k = memsize * Kb; |
917 | else |
918 | switch (par->chip_id) { |
919 | case CYBER9525DVD: |
920 | k = 2560 * Kb; |
921 | break; |
922 | default: |
923 | tmp = read3X4(par, SPR) & 0x0F; |
924 | switch (tmp) { |
925 | |
926 | case 0x01: |
927 | k = 512 * Kb; |
928 | break; |
929 | case 0x02: |
930 | k = 6 * Mb; /* XP */ |
931 | break; |
932 | case 0x03: |
933 | k = 1 * Mb; |
934 | break; |
935 | case 0x04: |
936 | k = 8 * Mb; |
937 | break; |
938 | case 0x06: |
939 | k = 10 * Mb; /* XP */ |
940 | break; |
941 | case 0x07: |
942 | k = 2 * Mb; |
943 | break; |
944 | case 0x08: |
945 | k = 12 * Mb; /* XP */ |
946 | break; |
947 | case 0x0A: |
948 | k = 14 * Mb; /* XP */ |
949 | break; |
950 | case 0x0C: |
951 | k = 16 * Mb; /* XP */ |
952 | break; |
953 | case 0x0E: /* XP */ |
954 | |
955 | tmp2 = vga_mm_rseq(regbase: par->io_virt, reg: 0xC1); |
956 | switch (tmp2) { |
957 | case 0x00: |
958 | k = 20 * Mb; |
959 | break; |
960 | case 0x01: |
961 | k = 24 * Mb; |
962 | break; |
963 | case 0x10: |
964 | k = 28 * Mb; |
965 | break; |
966 | case 0x11: |
967 | k = 32 * Mb; |
968 | break; |
969 | default: |
970 | k = 1 * Mb; |
971 | break; |
972 | } |
973 | break; |
974 | |
975 | case 0x0F: |
976 | k = 4 * Mb; |
977 | break; |
978 | default: |
979 | k = 1 * Mb; |
980 | break; |
981 | } |
982 | } |
983 | |
984 | k -= memdiff * Kb; |
985 | output("framebuffer size = %d Kb\n" , k / Kb); |
986 | return k; |
987 | } |
988 | |
989 | /* See if we can handle the video mode described in var */ |
990 | static int tridentfb_check_var(struct fb_var_screeninfo *var, |
991 | struct fb_info *info) |
992 | { |
993 | struct tridentfb_par *par = info->par; |
994 | int bpp = var->bits_per_pixel; |
995 | int line_length; |
996 | int ramdac = 230000; /* 230MHz for most 3D chips */ |
997 | debug("enter\n" ); |
998 | |
999 | if (!var->pixclock) |
1000 | return -EINVAL; |
1001 | |
1002 | /* check color depth */ |
1003 | if (bpp == 24) |
1004 | bpp = var->bits_per_pixel = 32; |
1005 | if (bpp != 8 && bpp != 16 && bpp != 32) |
1006 | return -EINVAL; |
1007 | if (par->chip_id == TGUI9440 && bpp == 32) |
1008 | return -EINVAL; |
1009 | /* check whether resolution fits on panel and in memory */ |
1010 | if (par->flatpanel && nativex && var->xres > nativex) |
1011 | return -EINVAL; |
1012 | /* various resolution checks */ |
1013 | var->xres = (var->xres + 7) & ~0x7; |
1014 | if (var->xres > var->xres_virtual) |
1015 | var->xres_virtual = var->xres; |
1016 | if (var->yres > var->yres_virtual) |
1017 | var->yres_virtual = var->yres; |
1018 | if (var->xres_virtual > 4095 || var->yres > 2048) |
1019 | return -EINVAL; |
1020 | /* prevent from position overflow for acceleration */ |
1021 | if (var->yres_virtual > 0xffff) |
1022 | return -EINVAL; |
1023 | line_length = var->xres_virtual * bpp / 8; |
1024 | |
1025 | if (!is3Dchip(id: par->chip_id) && |
1026 | !(info->flags & FBINFO_HWACCEL_DISABLED)) { |
1027 | /* acceleration requires line length to be power of 2 */ |
1028 | if (line_length <= 512) |
1029 | var->xres_virtual = 512 * 8 / bpp; |
1030 | else if (line_length <= 1024) |
1031 | var->xres_virtual = 1024 * 8 / bpp; |
1032 | else if (line_length <= 2048) |
1033 | var->xres_virtual = 2048 * 8 / bpp; |
1034 | else if (line_length <= 4096) |
1035 | var->xres_virtual = 4096 * 8 / bpp; |
1036 | else if (line_length <= 8192) |
1037 | var->xres_virtual = 8192 * 8 / bpp; |
1038 | else |
1039 | return -EINVAL; |
1040 | |
1041 | line_length = var->xres_virtual * bpp / 8; |
1042 | } |
1043 | |
1044 | /* datasheet specifies how to set panning only up to 4 MB */ |
1045 | if (line_length * (var->yres_virtual - var->yres) > (4 << 20)) |
1046 | var->yres_virtual = ((4 << 20) / line_length) + var->yres; |
1047 | |
1048 | if (line_length * var->yres_virtual > info->fix.smem_len) |
1049 | return -EINVAL; |
1050 | |
1051 | switch (bpp) { |
1052 | case 8: |
1053 | var->red.offset = 0; |
1054 | var->red.length = 8; |
1055 | var->green = var->red; |
1056 | var->blue = var->red; |
1057 | break; |
1058 | case 16: |
1059 | var->red.offset = 11; |
1060 | var->green.offset = 5; |
1061 | var->blue.offset = 0; |
1062 | var->red.length = 5; |
1063 | var->green.length = 6; |
1064 | var->blue.length = 5; |
1065 | break; |
1066 | case 32: |
1067 | var->red.offset = 16; |
1068 | var->green.offset = 8; |
1069 | var->blue.offset = 0; |
1070 | var->red.length = 8; |
1071 | var->green.length = 8; |
1072 | var->blue.length = 8; |
1073 | break; |
1074 | default: |
1075 | return -EINVAL; |
1076 | } |
1077 | |
1078 | if (is_xp(id: par->chip_id)) |
1079 | ramdac = 350000; |
1080 | |
1081 | switch (par->chip_id) { |
1082 | case TGUI9440: |
1083 | ramdac = (bpp >= 16) ? 45000 : 90000; |
1084 | break; |
1085 | case CYBER9320: |
1086 | case TGUI9660: |
1087 | ramdac = 135000; |
1088 | break; |
1089 | case PROVIDIA9685: |
1090 | case CYBER9388: |
1091 | case CYBER9382: |
1092 | case CYBER9385: |
1093 | ramdac = 170000; |
1094 | break; |
1095 | } |
1096 | |
1097 | /* The clock is doubled for 32 bpp */ |
1098 | if (bpp == 32) |
1099 | ramdac /= 2; |
1100 | |
1101 | if (PICOS2KHZ(var->pixclock) > ramdac) |
1102 | return -EINVAL; |
1103 | |
1104 | debug("exit\n" ); |
1105 | |
1106 | return 0; |
1107 | |
1108 | } |
1109 | |
1110 | /* Pan the display */ |
1111 | static int tridentfb_pan_display(struct fb_var_screeninfo *var, |
1112 | struct fb_info *info) |
1113 | { |
1114 | struct tridentfb_par *par = info->par; |
1115 | unsigned int offset; |
1116 | |
1117 | debug("enter\n" ); |
1118 | offset = (var->xoffset + (var->yoffset * info->var.xres_virtual)) |
1119 | * info->var.bits_per_pixel / 32; |
1120 | set_screen_start(par, base: offset); |
1121 | debug("exit\n" ); |
1122 | return 0; |
1123 | } |
1124 | |
1125 | static inline void shadowmode_on(struct tridentfb_par *par) |
1126 | { |
1127 | write3CE(par, CyberControl, val: read3CE(par, CyberControl) | 0x81); |
1128 | } |
1129 | |
1130 | /* Set the hardware to the requested video mode */ |
1131 | static int tridentfb_set_par(struct fb_info *info) |
1132 | { |
1133 | struct tridentfb_par *par = info->par; |
1134 | u32 htotal, hdispend, hsyncstart, hsyncend, hblankstart, hblankend; |
1135 | u32 vtotal, vdispend, vsyncstart, vsyncend, vblankstart, vblankend; |
1136 | struct fb_var_screeninfo *var = &info->var; |
1137 | int bpp = var->bits_per_pixel; |
1138 | unsigned char tmp; |
1139 | unsigned long vclk; |
1140 | |
1141 | debug("enter\n" ); |
1142 | hdispend = var->xres / 8 - 1; |
1143 | hsyncstart = (var->xres + var->right_margin) / 8; |
1144 | hsyncend = (var->xres + var->right_margin + var->hsync_len) / 8; |
1145 | htotal = (var->xres + var->left_margin + var->right_margin + |
1146 | var->hsync_len) / 8 - 5; |
1147 | hblankstart = hdispend + 1; |
1148 | hblankend = htotal + 3; |
1149 | |
1150 | vdispend = var->yres - 1; |
1151 | vsyncstart = var->yres + var->lower_margin; |
1152 | vsyncend = vsyncstart + var->vsync_len; |
1153 | vtotal = var->upper_margin + vsyncend - 2; |
1154 | vblankstart = vdispend + 1; |
1155 | vblankend = vtotal; |
1156 | |
1157 | if (info->var.vmode & FB_VMODE_INTERLACED) { |
1158 | vtotal /= 2; |
1159 | vdispend /= 2; |
1160 | vsyncstart /= 2; |
1161 | vsyncend /= 2; |
1162 | vblankstart /= 2; |
1163 | vblankend /= 2; |
1164 | } |
1165 | |
1166 | enable_mmio(par); |
1167 | crtc_unlock(par); |
1168 | write3CE(par, CyberControl, val: 8); |
1169 | tmp = 0xEB; |
1170 | if (var->sync & FB_SYNC_HOR_HIGH_ACT) |
1171 | tmp &= ~0x40; |
1172 | if (var->sync & FB_SYNC_VERT_HIGH_ACT) |
1173 | tmp &= ~0x80; |
1174 | |
1175 | if (par->flatpanel && var->xres < nativex) { |
1176 | /* |
1177 | * on flat panels with native size larger |
1178 | * than requested resolution decide whether |
1179 | * we stretch or center |
1180 | */ |
1181 | t_outb(p: par, val: tmp | 0xC0, VGA_MIS_W); |
1182 | |
1183 | shadowmode_on(par); |
1184 | |
1185 | if (center) |
1186 | screen_center(par); |
1187 | else if (stretch) |
1188 | screen_stretch(par); |
1189 | |
1190 | } else { |
1191 | t_outb(p: par, val: tmp, VGA_MIS_W); |
1192 | write3CE(par, CyberControl, val: 8); |
1193 | } |
1194 | |
1195 | /* vertical timing values */ |
1196 | write3X4(par, VGA_CRTC_V_TOTAL, val: vtotal & 0xFF); |
1197 | write3X4(par, VGA_CRTC_V_DISP_END, val: vdispend & 0xFF); |
1198 | write3X4(par, VGA_CRTC_V_SYNC_START, val: vsyncstart & 0xFF); |
1199 | write3X4(par, VGA_CRTC_V_SYNC_END, val: (vsyncend & 0x0F)); |
1200 | write3X4(par, VGA_CRTC_V_BLANK_START, val: vblankstart & 0xFF); |
1201 | write3X4(par, VGA_CRTC_V_BLANK_END, val: vblankend & 0xFF); |
1202 | |
1203 | /* horizontal timing values */ |
1204 | write3X4(par, VGA_CRTC_H_TOTAL, val: htotal & 0xFF); |
1205 | write3X4(par, VGA_CRTC_H_DISP, val: hdispend & 0xFF); |
1206 | write3X4(par, VGA_CRTC_H_SYNC_START, val: hsyncstart & 0xFF); |
1207 | write3X4(par, VGA_CRTC_H_SYNC_END, |
1208 | val: (hsyncend & 0x1F) | ((hblankend & 0x20) << 2)); |
1209 | write3X4(par, VGA_CRTC_H_BLANK_START, val: hblankstart & 0xFF); |
1210 | write3X4(par, VGA_CRTC_H_BLANK_END, val: hblankend & 0x1F); |
1211 | |
1212 | /* higher bits of vertical timing values */ |
1213 | tmp = 0x10; |
1214 | if (vtotal & 0x100) tmp |= 0x01; |
1215 | if (vdispend & 0x100) tmp |= 0x02; |
1216 | if (vsyncstart & 0x100) tmp |= 0x04; |
1217 | if (vblankstart & 0x100) tmp |= 0x08; |
1218 | |
1219 | if (vtotal & 0x200) tmp |= 0x20; |
1220 | if (vdispend & 0x200) tmp |= 0x40; |
1221 | if (vsyncstart & 0x200) tmp |= 0x80; |
1222 | write3X4(par, VGA_CRTC_OVERFLOW, val: tmp); |
1223 | |
1224 | tmp = read3X4(par, CRTHiOrd) & 0x07; |
1225 | tmp |= 0x08; /* line compare bit 10 */ |
1226 | if (vtotal & 0x400) tmp |= 0x80; |
1227 | if (vblankstart & 0x400) tmp |= 0x40; |
1228 | if (vsyncstart & 0x400) tmp |= 0x20; |
1229 | if (vdispend & 0x400) tmp |= 0x10; |
1230 | write3X4(par, CRTHiOrd, val: tmp); |
1231 | |
1232 | tmp = (htotal >> 8) & 0x01; |
1233 | tmp |= (hdispend >> 7) & 0x02; |
1234 | tmp |= (hsyncstart >> 5) & 0x08; |
1235 | tmp |= (hblankstart >> 4) & 0x10; |
1236 | write3X4(par, HorizOverflow, val: tmp); |
1237 | |
1238 | tmp = 0x40; |
1239 | if (vblankstart & 0x200) tmp |= 0x20; |
1240 | //FIXME if (info->var.vmode & FB_VMODE_DOUBLE) tmp |= 0x80; /* double scan for 200 line modes */ |
1241 | write3X4(par, VGA_CRTC_MAX_SCAN, val: tmp); |
1242 | |
1243 | write3X4(par, VGA_CRTC_LINE_COMPARE, val: 0xFF); |
1244 | write3X4(par, VGA_CRTC_PRESET_ROW, val: 0); |
1245 | write3X4(par, VGA_CRTC_MODE, val: 0xC3); |
1246 | |
1247 | write3X4(par, LinearAddReg, val: 0x20); /* enable linear addressing */ |
1248 | |
1249 | tmp = (info->var.vmode & FB_VMODE_INTERLACED) ? 0x84 : 0x80; |
1250 | /* enable access extended memory */ |
1251 | write3X4(par, CRTCModuleTest, val: tmp); |
1252 | tmp = read3CE(par, MiscIntContReg) & ~0x4; |
1253 | if (info->var.vmode & FB_VMODE_INTERLACED) |
1254 | tmp |= 0x4; |
1255 | write3CE(par, MiscIntContReg, val: tmp); |
1256 | |
1257 | /* enable GE for text acceleration */ |
1258 | write3X4(par, GraphEngReg, val: 0x80); |
1259 | |
1260 | switch (bpp) { |
1261 | case 8: |
1262 | tmp = 0x00; |
1263 | break; |
1264 | case 16: |
1265 | tmp = 0x05; |
1266 | break; |
1267 | case 24: |
1268 | tmp = 0x29; |
1269 | break; |
1270 | case 32: |
1271 | tmp = 0x09; |
1272 | break; |
1273 | } |
1274 | |
1275 | write3X4(par, PixelBusReg, val: tmp); |
1276 | |
1277 | tmp = read3X4(par, DRAMControl); |
1278 | if (!is_oldprotect(id: par->chip_id)) |
1279 | tmp |= 0x10; |
1280 | if (iscyber(id: par->chip_id)) |
1281 | tmp |= 0x20; |
1282 | write3X4(par, DRAMControl, val: tmp); /* both IO, linear enable */ |
1283 | |
1284 | write3X4(par, InterfaceSel, val: read3X4(par, InterfaceSel) | 0x40); |
1285 | if (!is_xp(id: par->chip_id)) |
1286 | write3X4(par, Performance, val: read3X4(par, Performance) | 0x10); |
1287 | /* MMIO & PCI read and write burst enable */ |
1288 | if (par->chip_id != TGUI9440 && par->chip_id != IMAGE975) |
1289 | write3X4(par, PCIReg, val: read3X4(par, PCIReg) | 0x06); |
1290 | |
1291 | vga_mm_wseq(regbase: par->io_virt, reg: 0, val: 3); |
1292 | vga_mm_wseq(regbase: par->io_virt, reg: 1, val: 1); /* set char clock 8 dots wide */ |
1293 | /* enable 4 maps because needed in chain4 mode */ |
1294 | vga_mm_wseq(regbase: par->io_virt, reg: 2, val: 0x0F); |
1295 | vga_mm_wseq(regbase: par->io_virt, reg: 3, val: 0); |
1296 | vga_mm_wseq(regbase: par->io_virt, reg: 4, val: 0x0E); /* memory mode enable bitmaps ?? */ |
1297 | |
1298 | /* convert from picoseconds to kHz */ |
1299 | vclk = PICOS2KHZ(info->var.pixclock); |
1300 | |
1301 | /* divide clock by 2 if 32bpp chain4 mode display and CPU path */ |
1302 | tmp = read3CE(par, MiscExtFunc) & 0xF0; |
1303 | if (bpp == 32 || (par->chip_id == TGUI9440 && bpp == 16)) { |
1304 | tmp |= 8; |
1305 | vclk *= 2; |
1306 | } |
1307 | set_vclk(par, freq: vclk); |
1308 | write3CE(par, MiscExtFunc, val: tmp | 0x12); |
1309 | write3CE(par, reg: 0x5, val: 0x40); /* no CGA compat, allow 256 col */ |
1310 | write3CE(par, reg: 0x6, val: 0x05); /* graphics mode */ |
1311 | write3CE(par, reg: 0x7, val: 0x0F); /* planes? */ |
1312 | |
1313 | /* graphics mode and support 256 color modes */ |
1314 | writeAttr(par, reg: 0x10, val: 0x41); |
1315 | writeAttr(par, reg: 0x12, val: 0x0F); /* planes */ |
1316 | writeAttr(par, reg: 0x13, val: 0); /* horizontal pel panning */ |
1317 | |
1318 | /* colors */ |
1319 | for (tmp = 0; tmp < 0x10; tmp++) |
1320 | writeAttr(par, reg: tmp, val: tmp); |
1321 | fb_readb(addr: par->io_virt + VGA_IS1_RC); /* flip-flop to index */ |
1322 | t_outb(p: par, val: 0x20, VGA_ATT_W); /* enable attr */ |
1323 | |
1324 | switch (bpp) { |
1325 | case 8: |
1326 | tmp = 0; |
1327 | break; |
1328 | case 16: |
1329 | tmp = 0x30; |
1330 | break; |
1331 | case 24: |
1332 | case 32: |
1333 | tmp = 0xD0; |
1334 | break; |
1335 | } |
1336 | |
1337 | t_inb(p: par, VGA_PEL_IW); |
1338 | t_inb(p: par, VGA_PEL_MSK); |
1339 | t_inb(p: par, VGA_PEL_MSK); |
1340 | t_inb(p: par, VGA_PEL_MSK); |
1341 | t_inb(p: par, VGA_PEL_MSK); |
1342 | t_outb(p: par, val: tmp, VGA_PEL_MSK); |
1343 | t_inb(p: par, VGA_PEL_IW); |
1344 | |
1345 | if (par->flatpanel) |
1346 | set_number_of_lines(par, lines: info->var.yres); |
1347 | info->fix.line_length = info->var.xres_virtual * bpp / 8; |
1348 | set_lwidth(par, width: info->fix.line_length / 8); |
1349 | |
1350 | if (!(info->flags & FBINFO_HWACCEL_DISABLED)) |
1351 | par->init_accel(par, info->var.xres_virtual, bpp); |
1352 | |
1353 | info->fix.visual = (bpp == 8) ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR; |
1354 | info->cmap.len = (bpp == 8) ? 256 : 16; |
1355 | debug("exit\n" ); |
1356 | return 0; |
1357 | } |
1358 | |
1359 | /* Set one color register */ |
1360 | static int tridentfb_setcolreg(unsigned regno, unsigned red, unsigned green, |
1361 | unsigned blue, unsigned transp, |
1362 | struct fb_info *info) |
1363 | { |
1364 | int bpp = info->var.bits_per_pixel; |
1365 | struct tridentfb_par *par = info->par; |
1366 | |
1367 | if (regno >= info->cmap.len) |
1368 | return 1; |
1369 | |
1370 | if (bpp == 8) { |
1371 | t_outb(p: par, val: 0xFF, VGA_PEL_MSK); |
1372 | t_outb(p: par, val: regno, VGA_PEL_IW); |
1373 | |
1374 | t_outb(p: par, val: red >> 10, VGA_PEL_D); |
1375 | t_outb(p: par, val: green >> 10, VGA_PEL_D); |
1376 | t_outb(p: par, val: blue >> 10, VGA_PEL_D); |
1377 | |
1378 | } else if (regno < 16) { |
1379 | if (bpp == 16) { /* RGB 565 */ |
1380 | u32 col; |
1381 | |
1382 | col = (red & 0xF800) | ((green & 0xFC00) >> 5) | |
1383 | ((blue & 0xF800) >> 11); |
1384 | col |= col << 16; |
1385 | ((u32 *)(info->pseudo_palette))[regno] = col; |
1386 | } else if (bpp == 32) /* ARGB 8888 */ |
1387 | ((u32 *)info->pseudo_palette)[regno] = |
1388 | ((transp & 0xFF00) << 16) | |
1389 | ((red & 0xFF00) << 8) | |
1390 | ((green & 0xFF00)) | |
1391 | ((blue & 0xFF00) >> 8); |
1392 | } |
1393 | |
1394 | return 0; |
1395 | } |
1396 | |
1397 | /* Try blanking the screen. For flat panels it does nothing */ |
1398 | static int tridentfb_blank(int blank_mode, struct fb_info *info) |
1399 | { |
1400 | unsigned char PMCont, DPMSCont; |
1401 | struct tridentfb_par *par = info->par; |
1402 | |
1403 | debug("enter\n" ); |
1404 | if (par->flatpanel) |
1405 | return 0; |
1406 | t_outb(p: par, val: 0x04, reg: 0x83C8); /* Read DPMS Control */ |
1407 | PMCont = t_inb(p: par, reg: 0x83C6) & 0xFC; |
1408 | DPMSCont = read3CE(par, PowerStatus) & 0xFC; |
1409 | switch (blank_mode) { |
1410 | case FB_BLANK_UNBLANK: |
1411 | /* Screen: On, HSync: On, VSync: On */ |
1412 | case FB_BLANK_NORMAL: |
1413 | /* Screen: Off, HSync: On, VSync: On */ |
1414 | PMCont |= 0x03; |
1415 | DPMSCont |= 0x00; |
1416 | break; |
1417 | case FB_BLANK_HSYNC_SUSPEND: |
1418 | /* Screen: Off, HSync: Off, VSync: On */ |
1419 | PMCont |= 0x02; |
1420 | DPMSCont |= 0x01; |
1421 | break; |
1422 | case FB_BLANK_VSYNC_SUSPEND: |
1423 | /* Screen: Off, HSync: On, VSync: Off */ |
1424 | PMCont |= 0x02; |
1425 | DPMSCont |= 0x02; |
1426 | break; |
1427 | case FB_BLANK_POWERDOWN: |
1428 | /* Screen: Off, HSync: Off, VSync: Off */ |
1429 | PMCont |= 0x00; |
1430 | DPMSCont |= 0x03; |
1431 | break; |
1432 | } |
1433 | |
1434 | write3CE(par, PowerStatus, val: DPMSCont); |
1435 | t_outb(p: par, val: 4, reg: 0x83C8); |
1436 | t_outb(p: par, val: PMCont, reg: 0x83C6); |
1437 | |
1438 | debug("exit\n" ); |
1439 | |
1440 | /* let fbcon do a softblank for us */ |
1441 | return (blank_mode == FB_BLANK_NORMAL) ? 1 : 0; |
1442 | } |
1443 | |
1444 | static const struct fb_ops tridentfb_ops = { |
1445 | .owner = THIS_MODULE, |
1446 | __FB_DEFAULT_IOMEM_OPS_RDWR, |
1447 | .fb_setcolreg = tridentfb_setcolreg, |
1448 | .fb_pan_display = tridentfb_pan_display, |
1449 | .fb_blank = tridentfb_blank, |
1450 | .fb_check_var = tridentfb_check_var, |
1451 | .fb_set_par = tridentfb_set_par, |
1452 | .fb_fillrect = tridentfb_fillrect, |
1453 | .fb_copyarea = tridentfb_copyarea, |
1454 | .fb_imageblit = tridentfb_imageblit, |
1455 | .fb_sync = tridentfb_sync, |
1456 | __FB_DEFAULT_IOMEM_OPS_MMAP, |
1457 | }; |
1458 | |
1459 | static int trident_pci_probe(struct pci_dev *dev, |
1460 | const struct pci_device_id *id) |
1461 | { |
1462 | int err; |
1463 | unsigned char revision; |
1464 | struct fb_info *info; |
1465 | struct tridentfb_par *default_par; |
1466 | int chip3D; |
1467 | int chip_id; |
1468 | bool found = false; |
1469 | |
1470 | err = aperture_remove_conflicting_pci_devices(pdev: dev, name: "tridentfb" ); |
1471 | if (err) |
1472 | return err; |
1473 | |
1474 | err = pcim_enable_device(pdev: dev); |
1475 | if (err) |
1476 | return err; |
1477 | |
1478 | info = framebuffer_alloc(size: sizeof(struct tridentfb_par), dev: &dev->dev); |
1479 | if (!info) |
1480 | return -ENOMEM; |
1481 | default_par = info->par; |
1482 | |
1483 | chip_id = id->device; |
1484 | |
1485 | /* If PCI id is 0x9660 then further detect chip type */ |
1486 | |
1487 | if (chip_id == TGUI9660) { |
1488 | revision = vga_io_rseq(RevisionID); |
1489 | |
1490 | switch (revision) { |
1491 | case 0x21: |
1492 | chip_id = PROVIDIA9685; |
1493 | break; |
1494 | case 0x22: |
1495 | case 0x23: |
1496 | chip_id = CYBER9397; |
1497 | break; |
1498 | case 0x2A: |
1499 | chip_id = CYBER9397DVD; |
1500 | break; |
1501 | case 0x30: |
1502 | case 0x33: |
1503 | case 0x34: |
1504 | case 0x35: |
1505 | case 0x38: |
1506 | case 0x3A: |
1507 | case 0xB3: |
1508 | chip_id = CYBER9385; |
1509 | break; |
1510 | case 0x40 ... 0x43: |
1511 | chip_id = CYBER9382; |
1512 | break; |
1513 | case 0x4A: |
1514 | chip_id = CYBER9388; |
1515 | break; |
1516 | default: |
1517 | break; |
1518 | } |
1519 | } |
1520 | |
1521 | chip3D = is3Dchip(id: chip_id); |
1522 | |
1523 | if (is_xp(id: chip_id)) { |
1524 | default_par->init_accel = xp_init_accel; |
1525 | default_par->wait_engine = xp_wait_engine; |
1526 | default_par->fill_rect = xp_fill_rect; |
1527 | default_par->copy_rect = xp_copy_rect; |
1528 | tridentfb_fix.accel = FB_ACCEL_TRIDENT_BLADEXP; |
1529 | } else if (is_blade(id: chip_id)) { |
1530 | default_par->init_accel = blade_init_accel; |
1531 | default_par->wait_engine = blade_wait_engine; |
1532 | default_par->fill_rect = blade_fill_rect; |
1533 | default_par->copy_rect = blade_copy_rect; |
1534 | default_par->image_blit = blade_image_blit; |
1535 | tridentfb_fix.accel = FB_ACCEL_TRIDENT_BLADE3D; |
1536 | } else if (chip3D) { /* 3DImage family left */ |
1537 | default_par->init_accel = image_init_accel; |
1538 | default_par->wait_engine = image_wait_engine; |
1539 | default_par->fill_rect = image_fill_rect; |
1540 | default_par->copy_rect = image_copy_rect; |
1541 | tridentfb_fix.accel = FB_ACCEL_TRIDENT_3DIMAGE; |
1542 | } else { /* TGUI 9440/96XX family */ |
1543 | default_par->init_accel = tgui_init_accel; |
1544 | default_par->wait_engine = xp_wait_engine; |
1545 | default_par->fill_rect = tgui_fill_rect; |
1546 | default_par->copy_rect = tgui_copy_rect; |
1547 | tridentfb_fix.accel = FB_ACCEL_TRIDENT_TGUI; |
1548 | } |
1549 | |
1550 | default_par->chip_id = chip_id; |
1551 | |
1552 | /* setup MMIO region */ |
1553 | tridentfb_fix.mmio_start = pci_resource_start(dev, 1); |
1554 | tridentfb_fix.mmio_len = pci_resource_len(dev, 1); |
1555 | |
1556 | if (!request_mem_region(tridentfb_fix.mmio_start, |
1557 | tridentfb_fix.mmio_len, "tridentfb" )) { |
1558 | debug("request_region failed!\n" ); |
1559 | framebuffer_release(info); |
1560 | return -1; |
1561 | } |
1562 | |
1563 | default_par->io_virt = ioremap(offset: tridentfb_fix.mmio_start, |
1564 | size: tridentfb_fix.mmio_len); |
1565 | |
1566 | if (!default_par->io_virt) { |
1567 | debug("ioremap failed\n" ); |
1568 | err = -1; |
1569 | goto out_unmap1; |
1570 | } |
1571 | |
1572 | enable_mmio(par: default_par); |
1573 | |
1574 | /* setup framebuffer memory */ |
1575 | tridentfb_fix.smem_start = pci_resource_start(dev, 0); |
1576 | tridentfb_fix.smem_len = get_memsize(par: default_par); |
1577 | |
1578 | if (!request_mem_region(tridentfb_fix.smem_start, |
1579 | tridentfb_fix.smem_len, "tridentfb" )) { |
1580 | debug("request_mem_region failed!\n" ); |
1581 | disable_mmio(par: info->par); |
1582 | err = -1; |
1583 | goto out_unmap1; |
1584 | } |
1585 | |
1586 | info->screen_base = ioremap(offset: tridentfb_fix.smem_start, |
1587 | size: tridentfb_fix.smem_len); |
1588 | |
1589 | if (!info->screen_base) { |
1590 | debug("ioremap failed\n" ); |
1591 | err = -1; |
1592 | goto out_unmap2; |
1593 | } |
1594 | |
1595 | default_par->flatpanel = is_flatpanel(par: default_par); |
1596 | |
1597 | if (default_par->flatpanel) |
1598 | nativex = get_nativex(par: default_par); |
1599 | |
1600 | info->fix = tridentfb_fix; |
1601 | info->fbops = &tridentfb_ops; |
1602 | info->pseudo_palette = default_par->pseudo_pal; |
1603 | |
1604 | info->flags = FBINFO_HWACCEL_YPAN; |
1605 | if (!noaccel && default_par->init_accel) { |
1606 | info->flags &= ~FBINFO_HWACCEL_DISABLED; |
1607 | info->flags |= FBINFO_HWACCEL_COPYAREA; |
1608 | info->flags |= FBINFO_HWACCEL_FILLRECT; |
1609 | } else |
1610 | info->flags |= FBINFO_HWACCEL_DISABLED; |
1611 | |
1612 | if (is_blade(id: chip_id) && chip_id != BLADE3D) |
1613 | info->flags |= FBINFO_READS_FAST; |
1614 | |
1615 | info->pixmap.addr = kmalloc(size: 4096, GFP_KERNEL); |
1616 | if (!info->pixmap.addr) { |
1617 | err = -ENOMEM; |
1618 | goto out_unmap2; |
1619 | } |
1620 | |
1621 | info->pixmap.size = 4096; |
1622 | info->pixmap.buf_align = 4; |
1623 | info->pixmap.scan_align = 1; |
1624 | info->pixmap.access_align = 32; |
1625 | info->pixmap.flags = FB_PIXMAP_SYSTEM; |
1626 | info->var.bits_per_pixel = 8; |
1627 | |
1628 | if (default_par->image_blit) { |
1629 | info->flags |= FBINFO_HWACCEL_IMAGEBLIT; |
1630 | info->pixmap.scan_align = 4; |
1631 | } |
1632 | |
1633 | if (noaccel) { |
1634 | printk(KERN_DEBUG "disabling acceleration\n" ); |
1635 | info->flags |= FBINFO_HWACCEL_DISABLED; |
1636 | info->pixmap.scan_align = 1; |
1637 | } |
1638 | |
1639 | if (tridentfb_setup_ddc_bus(info) == 0) { |
1640 | u8 *edid = fb_ddc_read(adapter: &default_par->ddc_adapter); |
1641 | |
1642 | default_par->ddc_registered = true; |
1643 | if (edid) { |
1644 | fb_edid_to_monspecs(edid, specs: &info->monspecs); |
1645 | kfree(objp: edid); |
1646 | if (!info->monspecs.modedb) |
1647 | dev_err(info->device, "error getting mode database\n" ); |
1648 | else { |
1649 | const struct fb_videomode *m; |
1650 | |
1651 | fb_videomode_to_modelist(modedb: info->monspecs.modedb, |
1652 | num: info->monspecs.modedb_len, |
1653 | head: &info->modelist); |
1654 | m = fb_find_best_display(specs: &info->monspecs, |
1655 | head: &info->modelist); |
1656 | if (m) { |
1657 | fb_videomode_to_var(var: &info->var, mode: m); |
1658 | /* fill all other info->var's fields */ |
1659 | if (tridentfb_check_var(var: &info->var, |
1660 | info) == 0) |
1661 | found = true; |
1662 | } |
1663 | } |
1664 | } |
1665 | } |
1666 | |
1667 | if (!mode_option && !found) |
1668 | mode_option = "640x480-8@60" ; |
1669 | |
1670 | /* Prepare startup mode */ |
1671 | if (mode_option) { |
1672 | err = fb_find_mode(var: &info->var, info, mode_option, |
1673 | db: info->monspecs.modedb, |
1674 | dbsize: info->monspecs.modedb_len, |
1675 | NULL, default_bpp: info->var.bits_per_pixel); |
1676 | if (!err || err == 4) { |
1677 | err = -EINVAL; |
1678 | dev_err(info->device, "mode %s not found\n" , |
1679 | mode_option); |
1680 | fb_destroy_modedb(modedb: info->monspecs.modedb); |
1681 | info->monspecs.modedb = NULL; |
1682 | goto out_unmap2; |
1683 | } |
1684 | } |
1685 | |
1686 | fb_destroy_modedb(modedb: info->monspecs.modedb); |
1687 | info->monspecs.modedb = NULL; |
1688 | |
1689 | err = fb_alloc_cmap(cmap: &info->cmap, len: 256, transp: 0); |
1690 | if (err < 0) |
1691 | goto out_unmap2; |
1692 | |
1693 | info->var.activate |= FB_ACTIVATE_NOW; |
1694 | info->device = &dev->dev; |
1695 | if (register_framebuffer(fb_info: info) < 0) { |
1696 | printk(KERN_ERR "tridentfb: could not register framebuffer\n" ); |
1697 | fb_dealloc_cmap(cmap: &info->cmap); |
1698 | err = -EINVAL; |
1699 | goto out_unmap2; |
1700 | } |
1701 | output("fb%d: %s frame buffer device %dx%d-%dbpp\n" , |
1702 | info->node, info->fix.id, info->var.xres, |
1703 | info->var.yres, info->var.bits_per_pixel); |
1704 | |
1705 | pci_set_drvdata(pdev: dev, data: info); |
1706 | return 0; |
1707 | |
1708 | out_unmap2: |
1709 | if (default_par->ddc_registered) |
1710 | i2c_del_adapter(adap: &default_par->ddc_adapter); |
1711 | kfree(objp: info->pixmap.addr); |
1712 | if (info->screen_base) |
1713 | iounmap(addr: info->screen_base); |
1714 | disable_mmio(par: info->par); |
1715 | out_unmap1: |
1716 | if (default_par->io_virt) |
1717 | iounmap(addr: default_par->io_virt); |
1718 | framebuffer_release(info); |
1719 | return err; |
1720 | } |
1721 | |
1722 | static void trident_pci_remove(struct pci_dev *dev) |
1723 | { |
1724 | struct fb_info *info = pci_get_drvdata(pdev: dev); |
1725 | struct tridentfb_par *par = info->par; |
1726 | |
1727 | unregister_framebuffer(fb_info: info); |
1728 | if (par->ddc_registered) |
1729 | i2c_del_adapter(adap: &par->ddc_adapter); |
1730 | iounmap(addr: par->io_virt); |
1731 | iounmap(addr: info->screen_base); |
1732 | kfree(objp: info->pixmap.addr); |
1733 | fb_dealloc_cmap(cmap: &info->cmap); |
1734 | framebuffer_release(info); |
1735 | } |
1736 | |
1737 | /* List of boards that we are trying to support */ |
1738 | static const struct pci_device_id trident_devices[] = { |
1739 | {PCI_VENDOR_ID_TRIDENT, BLADE3D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1740 | {PCI_VENDOR_ID_TRIDENT, CYBERBLADEi7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1741 | {PCI_VENDOR_ID_TRIDENT, CYBERBLADEi7D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1742 | {PCI_VENDOR_ID_TRIDENT, CYBERBLADEi1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1743 | {PCI_VENDOR_ID_TRIDENT, CYBERBLADEi1D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1744 | {PCI_VENDOR_ID_TRIDENT, CYBERBLADEAi1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1745 | {PCI_VENDOR_ID_TRIDENT, CYBERBLADEAi1D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1746 | {PCI_VENDOR_ID_TRIDENT, CYBERBLADEE4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1747 | {PCI_VENDOR_ID_TRIDENT, TGUI9440, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1748 | {PCI_VENDOR_ID_TRIDENT, TGUI9660, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1749 | {PCI_VENDOR_ID_TRIDENT, IMAGE975, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1750 | {PCI_VENDOR_ID_TRIDENT, IMAGE985, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1751 | {PCI_VENDOR_ID_TRIDENT, CYBER9320, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1752 | {PCI_VENDOR_ID_TRIDENT, CYBER9388, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1753 | {PCI_VENDOR_ID_TRIDENT, CYBER9520, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1754 | {PCI_VENDOR_ID_TRIDENT, CYBER9525DVD, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1755 | {PCI_VENDOR_ID_TRIDENT, CYBER9397, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1756 | {PCI_VENDOR_ID_TRIDENT, CYBER9397DVD, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1757 | {PCI_VENDOR_ID_TRIDENT, CYBERBLADEXPAi1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1758 | {PCI_VENDOR_ID_TRIDENT, CYBERBLADEXPm8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1759 | {PCI_VENDOR_ID_TRIDENT, CYBERBLADEXPm16, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
1760 | {0,} |
1761 | }; |
1762 | |
1763 | MODULE_DEVICE_TABLE(pci, trident_devices); |
1764 | |
1765 | static struct pci_driver tridentfb_pci_driver = { |
1766 | .name = "tridentfb" , |
1767 | .id_table = trident_devices, |
1768 | .probe = trident_pci_probe, |
1769 | .remove = trident_pci_remove, |
1770 | }; |
1771 | |
1772 | /* |
1773 | * Parse user specified options (`video=trident:') |
1774 | * example: |
1775 | * video=trident:800x600,bpp=16,noaccel |
1776 | */ |
1777 | #ifndef MODULE |
1778 | static int __init tridentfb_setup(char *options) |
1779 | { |
1780 | char *opt; |
1781 | if (!options || !*options) |
1782 | return 0; |
1783 | while ((opt = strsep(&options, "," )) != NULL) { |
1784 | if (!*opt) |
1785 | continue; |
1786 | if (!strncmp(opt, "noaccel" , 7)) |
1787 | noaccel = 1; |
1788 | else if (!strncmp(opt, "fp" , 2)) |
1789 | fp = 1; |
1790 | else if (!strncmp(opt, "crt" , 3)) |
1791 | fp = 0; |
1792 | else if (!strncmp(opt, "bpp=" , 4)) |
1793 | bpp = simple_strtoul(opt + 4, NULL, 0); |
1794 | else if (!strncmp(opt, "center" , 6)) |
1795 | center = 1; |
1796 | else if (!strncmp(opt, "stretch" , 7)) |
1797 | stretch = 1; |
1798 | else if (!strncmp(opt, "memsize=" , 8)) |
1799 | memsize = simple_strtoul(opt + 8, NULL, 0); |
1800 | else if (!strncmp(opt, "memdiff=" , 8)) |
1801 | memdiff = simple_strtoul(opt + 8, NULL, 0); |
1802 | else if (!strncmp(opt, "nativex=" , 8)) |
1803 | nativex = simple_strtoul(opt + 8, NULL, 0); |
1804 | else |
1805 | mode_option = opt; |
1806 | } |
1807 | return 0; |
1808 | } |
1809 | #endif |
1810 | |
1811 | static int __init tridentfb_init(void) |
1812 | { |
1813 | #ifndef MODULE |
1814 | char *option = NULL; |
1815 | #endif |
1816 | |
1817 | if (fb_modesetting_disabled(drvname: "tridentfb" )) |
1818 | return -ENODEV; |
1819 | |
1820 | #ifndef MODULE |
1821 | if (fb_get_options(name: "tridentfb" , option: &option)) |
1822 | return -ENODEV; |
1823 | tridentfb_setup(options: option); |
1824 | #endif |
1825 | return pci_register_driver(&tridentfb_pci_driver); |
1826 | } |
1827 | |
1828 | static void __exit tridentfb_exit(void) |
1829 | { |
1830 | pci_unregister_driver(dev: &tridentfb_pci_driver); |
1831 | } |
1832 | |
1833 | module_init(tridentfb_init); |
1834 | module_exit(tridentfb_exit); |
1835 | |
1836 | MODULE_AUTHOR("Jani Monoses <jani@iv.ro>" ); |
1837 | MODULE_DESCRIPTION("Framebuffer driver for Trident cards" ); |
1838 | MODULE_LICENSE("GPL" ); |
1839 | MODULE_ALIAS("cyblafb" ); |
1840 | |
1841 | |