Commit | Line | Data |
---|---|---|
1da177e4 LT |
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 | * Portions Copyright (c) 2001 Matrox Graphics Inc. | |
8 | * | |
9 | * Version: 1.65 2002/08/14 | |
10 | * | |
11 | * See matroxfb_base.c for contributors. | |
12 | * | |
13 | */ | |
14 | ||
15 | #include "matroxfb_maven.h" | |
16 | #include "matroxfb_misc.h" | |
17 | #include "matroxfb_DAC1064.h" | |
18 | #include <linux/i2c.h> | |
19 | #include <linux/matroxfb.h> | |
20 | #include <asm/div64.h> | |
21 | #include <asm/uaccess.h> | |
22 | ||
23 | #define MAVEN_I2CID (0x1B) | |
24 | ||
25 | #define MGATVO_B 1 | |
26 | #define MGATVO_C 2 | |
27 | ||
28 | static const struct maven_gamma { | |
29 | unsigned char reg83; | |
30 | unsigned char reg84; | |
31 | unsigned char reg85; | |
32 | unsigned char reg86; | |
33 | unsigned char reg87; | |
34 | unsigned char reg88; | |
35 | unsigned char reg89; | |
36 | unsigned char reg8a; | |
37 | unsigned char reg8b; | |
38 | } maven_gamma[] = { | |
39 | { 131, 57, 223, 15, 117, 212, 251, 91, 156}, | |
40 | { 133, 61, 128, 63, 180, 147, 195, 100, 180}, | |
41 | { 131, 19, 63, 31, 50, 66, 171, 64, 176}, | |
42 | { 0, 0, 0, 31, 16, 16, 16, 100, 200}, | |
43 | { 8, 23, 47, 73, 147, 244, 220, 80, 195}, | |
44 | { 22, 43, 64, 80, 147, 115, 58, 85, 168}, | |
45 | { 34, 60, 80, 214, 147, 212, 188, 85, 167}, | |
46 | { 45, 77, 96, 216, 147, 99, 91, 85, 159}, | |
47 | { 56, 76, 112, 107, 147, 212, 148, 64, 144}, | |
48 | { 65, 91, 128, 137, 147, 196, 17, 69, 148}, | |
49 | { 72, 104, 136, 138, 147, 180, 245, 73, 147}, | |
50 | { 87, 116, 143, 126, 16, 83, 229, 77, 144}, | |
51 | { 95, 119, 152, 254, 244, 83, 221, 77, 151}, | |
52 | { 100, 129, 159, 156, 244, 148, 197, 77, 160}, | |
53 | { 105, 141, 167, 247, 244, 132, 181, 84, 166}, | |
54 | { 105, 147, 168, 247, 244, 245, 181, 90, 170}, | |
55 | { 120, 153, 175, 248, 212, 229, 165, 90, 180}, | |
56 | { 119, 156, 176, 248, 244, 229, 84, 74, 160}, | |
57 | { 119, 158, 183, 248, 244, 229, 149, 78, 165} | |
58 | }; | |
59 | ||
60 | /* Definition of the various controls */ | |
61 | struct mctl { | |
62 | struct v4l2_queryctrl desc; | |
63 | size_t control; | |
64 | }; | |
65 | ||
66 | #define BLMIN 0x0FF | |
67 | #define WLMAX 0x3FF | |
68 | ||
69 | static const struct mctl maven_controls[] = | |
70 | { { { V4L2_CID_BRIGHTNESS, V4L2_CTRL_TYPE_INTEGER, | |
71 | "brightness", | |
72 | 0, WLMAX - BLMIN, 1, 379 - BLMIN, | |
73 | 0, | |
74 | }, offsetof(struct matrox_fb_info, altout.tvo_params.brightness) }, | |
75 | { { V4L2_CID_CONTRAST, V4L2_CTRL_TYPE_INTEGER, | |
76 | "contrast", | |
77 | 0, 1023, 1, 127, | |
78 | 0, | |
79 | }, offsetof(struct matrox_fb_info, altout.tvo_params.contrast) }, | |
80 | { { V4L2_CID_SATURATION, V4L2_CTRL_TYPE_INTEGER, | |
81 | "saturation", | |
82 | 0, 255, 1, 155, | |
83 | 0, | |
84 | }, offsetof(struct matrox_fb_info, altout.tvo_params.saturation) }, | |
85 | { { V4L2_CID_HUE, V4L2_CTRL_TYPE_INTEGER, | |
86 | "hue", | |
87 | 0, 255, 1, 0, | |
88 | 0, | |
89 | }, offsetof(struct matrox_fb_info, altout.tvo_params.hue) }, | |
90 | { { V4L2_CID_GAMMA, V4L2_CTRL_TYPE_INTEGER, | |
91 | "gamma", | |
92 | 0, sizeof(maven_gamma)/sizeof(maven_gamma[0])-1, 1, 3, | |
93 | 0, | |
94 | }, offsetof(struct matrox_fb_info, altout.tvo_params.gamma) }, | |
95 | { { MATROXFB_CID_TESTOUT, V4L2_CTRL_TYPE_BOOLEAN, | |
96 | "test output", | |
97 | 0, 1, 1, 0, | |
98 | 0, | |
99 | }, offsetof(struct matrox_fb_info, altout.tvo_params.testout) }, | |
100 | { { MATROXFB_CID_DEFLICKER, V4L2_CTRL_TYPE_INTEGER, | |
101 | "deflicker mode", | |
102 | 0, 2, 1, 0, | |
103 | 0, | |
104 | }, offsetof(struct matrox_fb_info, altout.tvo_params.deflicker) }, | |
105 | ||
106 | }; | |
107 | ||
108 | #define MAVCTRLS (sizeof(maven_controls)/sizeof(maven_controls[0])) | |
109 | ||
110 | /* Return: positive number: id found | |
111 | -EINVAL: id not found, return failure | |
112 | -ENOENT: id not found, create fake disabled control */ | |
113 | static int get_ctrl_id(__u32 v4l2_id) { | |
114 | int i; | |
115 | ||
116 | for (i = 0; i < MAVCTRLS; i++) { | |
117 | if (v4l2_id < maven_controls[i].desc.id) { | |
118 | if (maven_controls[i].desc.id == 0x08000000) { | |
119 | return -EINVAL; | |
120 | } | |
121 | return -ENOENT; | |
122 | } | |
123 | if (v4l2_id == maven_controls[i].desc.id) { | |
124 | return i; | |
125 | } | |
126 | } | |
127 | return -EINVAL; | |
128 | } | |
129 | ||
130 | struct maven_data { | |
131 | struct matrox_fb_info* primary_head; | |
132 | struct i2c_client* client; | |
133 | int version; | |
134 | }; | |
135 | ||
136 | static int* get_ctrl_ptr(struct maven_data* md, int idx) { | |
137 | return (int*)((char*)(md->primary_head) + maven_controls[idx].control); | |
138 | } | |
139 | ||
140 | static int maven_get_reg(struct i2c_client* c, char reg) { | |
141 | char dst; | |
142 | struct i2c_msg msgs[] = {{ c->addr, I2C_M_REV_DIR_ADDR, sizeof(reg), ® }, | |
143 | { c->addr, I2C_M_RD | I2C_M_NOSTART, sizeof(dst), &dst }}; | |
144 | s32 err; | |
145 | ||
146 | err = i2c_transfer(c->adapter, msgs, 2); | |
147 | if (err < 0) | |
148 | printk(KERN_INFO "ReadReg(%d) failed\n", reg); | |
149 | return dst & 0xFF; | |
150 | } | |
151 | ||
152 | static int maven_set_reg(struct i2c_client* c, int reg, int val) { | |
153 | s32 err; | |
154 | ||
155 | err = i2c_smbus_write_byte_data(c, reg, val); | |
156 | if (err) | |
157 | printk(KERN_INFO "WriteReg(%d) failed\n", reg); | |
158 | return err; | |
159 | } | |
160 | ||
161 | static int maven_set_reg_pair(struct i2c_client* c, int reg, int val) { | |
162 | s32 err; | |
163 | ||
164 | err = i2c_smbus_write_word_data(c, reg, val); | |
165 | if (err) | |
166 | printk(KERN_INFO "WriteRegPair(%d) failed\n", reg); | |
167 | return err; | |
168 | } | |
169 | ||
170 | static const struct matrox_pll_features maven_pll = { | |
171 | 50000, | |
172 | 27000, | |
173 | 4, 127, | |
174 | 2, 31, | |
175 | 3 | |
176 | }; | |
177 | ||
178 | struct matrox_pll_features2 { | |
179 | unsigned int vco_freq_min; | |
180 | unsigned int vco_freq_max; | |
181 | unsigned int feed_div_min; | |
182 | unsigned int feed_div_max; | |
183 | unsigned int in_div_min; | |
184 | unsigned int in_div_max; | |
185 | unsigned int post_shift_max; | |
186 | }; | |
187 | ||
188 | struct matrox_pll_ctl { | |
189 | unsigned int ref_freq; | |
190 | unsigned int den; | |
191 | }; | |
192 | ||
193 | static const struct matrox_pll_features2 maven1000_pll = { | |
194 | 50000000, | |
195 | 300000000, | |
196 | 5, 128, | |
197 | 3, 32, | |
198 | 3 | |
199 | }; | |
200 | ||
201 | static const struct matrox_pll_ctl maven_PAL = { | |
202 | 540000, | |
203 | 50 | |
204 | }; | |
205 | ||
206 | static const struct matrox_pll_ctl maven_NTSC = { | |
207 | 450450, /* 27027000/60 == 27000000/59.94005994 */ | |
208 | 60 | |
209 | }; | |
210 | ||
211 | static int matroxfb_PLL_mavenclock(const struct matrox_pll_features2* pll, | |
212 | const struct matrox_pll_ctl* ctl, | |
213 | unsigned int htotal, unsigned int vtotal, | |
214 | unsigned int* in, unsigned int* feed, unsigned int* post, | |
215 | unsigned int* h2) { | |
216 | unsigned int besth2 = 0; | |
217 | unsigned int fxtal = ctl->ref_freq; | |
218 | unsigned int fmin = pll->vco_freq_min / ctl->den; | |
219 | unsigned int fwant; | |
220 | unsigned int p; | |
221 | unsigned int scrlen; | |
222 | unsigned int fmax; | |
223 | ||
224 | DBG(__FUNCTION__) | |
225 | ||
226 | scrlen = htotal * (vtotal - 1); | |
227 | fwant = htotal * vtotal; | |
228 | fmax = pll->vco_freq_max / ctl->den; | |
229 | ||
230 | dprintk(KERN_DEBUG "want: %u, xtal: %u, h: %u, v: %u, fmax: %u\n", | |
231 | fwant, fxtal, htotal, vtotal, fmax); | |
232 | for (p = 1; p <= pll->post_shift_max; p++) { | |
233 | if (fwant * 2 > fmax) | |
234 | break; | |
235 | fwant *= 2; | |
236 | } | |
237 | if (fwant > fmax) | |
238 | return 0; | |
239 | for (; p-- > 0; fwant >>= 1) { | |
240 | unsigned int m; | |
241 | ||
242 | if (fwant < fmin) break; | |
243 | for (m = pll->in_div_min; m <= pll->in_div_max; m++) { | |
244 | unsigned int n; | |
245 | unsigned int dvd; | |
246 | unsigned int ln; | |
247 | ||
248 | n = (fwant * m) / fxtal; | |
249 | if (n < pll->feed_div_min) | |
250 | continue; | |
251 | if (n > pll->feed_div_max) | |
252 | break; | |
253 | ||
254 | ln = fxtal * n; | |
255 | dvd = m << p; | |
256 | ||
257 | if (ln % dvd) | |
258 | continue; | |
259 | ln = ln / dvd; | |
260 | ||
261 | if (ln < scrlen + 2) | |
262 | continue; | |
263 | ln = ln - scrlen; | |
264 | if (ln > htotal) | |
265 | continue; | |
266 | dprintk(KERN_DEBUG "Match: %u / %u / %u / %u\n", n, m, p, ln); | |
267 | if (ln > besth2) { | |
268 | dprintk(KERN_DEBUG "Better...\n"); | |
269 | *h2 = besth2 = ln; | |
270 | *post = p; | |
271 | *in = m; | |
272 | *feed = n; | |
273 | } | |
274 | } | |
275 | } | |
276 | if (besth2 < 2) | |
277 | return 0; | |
278 | dprintk(KERN_ERR "clk: %02X %02X %02X %d %d\n", *in, *feed, *post, fxtal, fwant); | |
279 | return fxtal * (*feed) / (*in) * ctl->den; | |
280 | } | |
281 | ||
282 | static unsigned int matroxfb_mavenclock(const struct matrox_pll_ctl* ctl, | |
283 | unsigned int htotal, unsigned int vtotal, | |
284 | unsigned int* in, unsigned int* feed, unsigned int* post, | |
285 | unsigned int* htotal2) { | |
286 | unsigned int fvco; | |
287 | unsigned int p; | |
288 | ||
289 | fvco = matroxfb_PLL_mavenclock(&maven1000_pll, ctl, htotal, vtotal, in, feed, &p, htotal2); | |
290 | if (!fvco) | |
291 | return -EINVAL; | |
292 | p = (1 << p) - 1; | |
293 | if (fvco <= 100000000) | |
294 | ; | |
295 | else if (fvco <= 140000000) | |
296 | p |= 0x08; | |
297 | else if (fvco <= 180000000) | |
298 | p |= 0x10; | |
299 | else | |
300 | p |= 0x18; | |
301 | *post = p; | |
302 | return 0; | |
303 | } | |
304 | ||
305 | static void DAC1064_calcclock(unsigned int freq, unsigned int fmax, | |
306 | unsigned int* in, unsigned int* feed, unsigned int* post) { | |
307 | unsigned int fvco; | |
308 | unsigned int p; | |
309 | ||
310 | fvco = matroxfb_PLL_calcclock(&maven_pll, freq, fmax, in, feed, &p); | |
311 | p = (1 << p) - 1; | |
312 | if (fvco <= 100000) | |
313 | ; | |
314 | else if (fvco <= 140000) | |
315 | p |= 0x08; | |
316 | else if (fvco <= 180000) | |
317 | p |= 0x10; | |
318 | else | |
319 | p |= 0x18; | |
320 | *post = p; | |
321 | return; | |
322 | } | |
323 | ||
324 | static unsigned char maven_compute_deflicker (const struct maven_data* md) { | |
325 | unsigned char df; | |
326 | ||
327 | df = (md->version == MGATVO_B?0x40:0x00); | |
328 | switch (md->primary_head->altout.tvo_params.deflicker) { | |
329 | case 0: | |
330 | /* df |= 0x00; */ | |
331 | break; | |
332 | case 1: | |
333 | df |= 0xB1; | |
334 | break; | |
335 | case 2: | |
336 | df |= 0xA2; | |
337 | break; | |
338 | } | |
339 | return df; | |
340 | } | |
341 | ||
342 | static void maven_compute_bwlevel (const struct maven_data* md, | |
343 | int *bl, int *wl) { | |
344 | const int b = md->primary_head->altout.tvo_params.brightness + BLMIN; | |
345 | const int c = md->primary_head->altout.tvo_params.contrast; | |
346 | ||
347 | *bl = max(b - c, BLMIN); | |
348 | *wl = min(b + c, WLMAX); | |
349 | } | |
350 | ||
351 | static const struct maven_gamma* maven_compute_gamma (const struct maven_data* md) { | |
352 | return maven_gamma + md->primary_head->altout.tvo_params.gamma; | |
353 | } | |
354 | ||
355 | ||
356 | static void maven_init_TVdata(const struct maven_data* md, struct mavenregs* data) { | |
357 | static struct mavenregs palregs = { { | |
358 | 0x2A, 0x09, 0x8A, 0xCB, /* 00: chroma subcarrier */ | |
359 | 0x00, | |
360 | 0x00, /* ? not written */ | |
361 | 0x00, /* modified by code (F9 written...) */ | |
362 | 0x00, /* ? not written */ | |
363 | 0x7E, /* 08 */ | |
364 | 0x44, /* 09 */ | |
365 | 0x9C, /* 0A */ | |
366 | 0x2E, /* 0B */ | |
367 | 0x21, /* 0C */ | |
368 | 0x00, /* ? not written */ | |
369 | 0x3F, 0x03, /* 0E-0F */ | |
370 | 0x3F, 0x03, /* 10-11 */ | |
371 | 0x1A, /* 12 */ | |
372 | 0x2A, /* 13 */ | |
373 | 0x1C, 0x3D, 0x14, /* 14-16 */ | |
374 | 0x9C, 0x01, /* 17-18 */ | |
375 | 0x00, /* 19 */ | |
376 | 0xFE, /* 1A */ | |
377 | 0x7E, /* 1B */ | |
378 | 0x60, /* 1C */ | |
379 | 0x05, /* 1D */ | |
380 | 0x89, 0x03, /* 1E-1F */ | |
381 | 0x72, /* 20 */ | |
382 | 0x07, /* 21 */ | |
383 | 0x72, /* 22 */ | |
384 | 0x00, /* 23 */ | |
385 | 0x00, /* 24 */ | |
386 | 0x00, /* 25 */ | |
387 | 0x08, /* 26 */ | |
388 | 0x04, /* 27 */ | |
389 | 0x00, /* 28 */ | |
390 | 0x1A, /* 29 */ | |
391 | 0x55, 0x01, /* 2A-2B */ | |
392 | 0x26, /* 2C */ | |
393 | 0x07, 0x7E, /* 2D-2E */ | |
394 | 0x02, 0x54, /* 2F-30 */ | |
395 | 0xB0, 0x00, /* 31-32 */ | |
396 | 0x14, /* 33 */ | |
397 | 0x49, /* 34 */ | |
398 | 0x00, /* 35 written multiple times */ | |
399 | 0x00, /* 36 not written */ | |
400 | 0xA3, /* 37 */ | |
401 | 0xC8, /* 38 */ | |
402 | 0x22, /* 39 */ | |
403 | 0x02, /* 3A */ | |
404 | 0x22, /* 3B */ | |
405 | 0x3F, 0x03, /* 3C-3D */ | |
406 | 0x00, /* 3E written multiple times */ | |
407 | 0x00, /* 3F not written */ | |
408 | }, MATROXFB_OUTPUT_MODE_PAL, 625, 50 }; | |
409 | static struct mavenregs ntscregs = { { | |
410 | 0x21, 0xF0, 0x7C, 0x1F, /* 00: chroma subcarrier */ | |
411 | 0x00, | |
412 | 0x00, /* ? not written */ | |
413 | 0x00, /* modified by code (F9 written...) */ | |
414 | 0x00, /* ? not written */ | |
415 | 0x7E, /* 08 */ | |
416 | 0x43, /* 09 */ | |
417 | 0x7E, /* 0A */ | |
418 | 0x3D, /* 0B */ | |
419 | 0x00, /* 0C */ | |
420 | 0x00, /* ? not written */ | |
421 | 0x41, 0x00, /* 0E-0F */ | |
422 | 0x3C, 0x00, /* 10-11 */ | |
423 | 0x17, /* 12 */ | |
424 | 0x21, /* 13 */ | |
425 | 0x1B, 0x1B, 0x24, /* 14-16 */ | |
426 | 0x83, 0x01, /* 17-18 */ | |
427 | 0x00, /* 19 */ | |
428 | 0x0F, /* 1A */ | |
429 | 0x0F, /* 1B */ | |
430 | 0x60, /* 1C */ | |
431 | 0x05, /* 1D */ | |
432 | 0x89, 0x02, /* 1E-1F */ | |
433 | 0x5F, /* 20 */ | |
434 | 0x04, /* 21 */ | |
435 | 0x5F, /* 22 */ | |
436 | 0x01, /* 23 */ | |
437 | 0x02, /* 24 */ | |
438 | 0x00, /* 25 */ | |
439 | 0x0A, /* 26 */ | |
440 | 0x05, /* 27 */ | |
441 | 0x00, /* 28 */ | |
442 | 0x10, /* 29 */ | |
443 | 0xFF, 0x03, /* 2A-2B */ | |
444 | 0x24, /* 2C */ | |
445 | 0x0F, 0x78, /* 2D-2E */ | |
446 | 0x00, 0x00, /* 2F-30 */ | |
447 | 0xB2, 0x04, /* 31-32 */ | |
448 | 0x14, /* 33 */ | |
449 | 0x02, /* 34 */ | |
450 | 0x00, /* 35 written multiple times */ | |
451 | 0x00, /* 36 not written */ | |
452 | 0xA3, /* 37 */ | |
453 | 0xC8, /* 38 */ | |
454 | 0x15, /* 39 */ | |
455 | 0x05, /* 3A */ | |
456 | 0x3B, /* 3B */ | |
457 | 0x3C, 0x00, /* 3C-3D */ | |
458 | 0x00, /* 3E written multiple times */ | |
459 | 0x00, /* never written */ | |
460 | }, MATROXFB_OUTPUT_MODE_NTSC, 525, 60 }; | |
461 | MINFO_FROM(md->primary_head); | |
462 | ||
463 | if (ACCESS_FBINFO(outputs[1]).mode == MATROXFB_OUTPUT_MODE_PAL) | |
464 | *data = palregs; | |
465 | else | |
466 | *data = ntscregs; | |
467 | ||
468 | /* Set deflicker */ | |
469 | data->regs[0x93] = maven_compute_deflicker(md); | |
470 | ||
471 | /* set gamma */ | |
472 | { | |
473 | const struct maven_gamma* g; | |
474 | g = maven_compute_gamma(md); | |
475 | data->regs[0x83] = g->reg83; | |
476 | data->regs[0x84] = g->reg84; | |
477 | data->regs[0x85] = g->reg85; | |
478 | data->regs[0x86] = g->reg86; | |
479 | data->regs[0x87] = g->reg87; | |
480 | data->regs[0x88] = g->reg88; | |
481 | data->regs[0x89] = g->reg89; | |
482 | data->regs[0x8A] = g->reg8a; | |
483 | data->regs[0x8B] = g->reg8b; | |
484 | } | |
485 | ||
486 | /* Set contrast / brightness */ | |
487 | { | |
488 | int bl, wl; | |
489 | maven_compute_bwlevel (md, &bl, &wl); | |
490 | data->regs[0x0e] = bl >> 2; | |
491 | data->regs[0x0f] = bl & 3; | |
492 | data->regs[0x1e] = wl >> 2; | |
493 | data->regs[0x1f] = wl & 3; | |
494 | } | |
495 | ||
496 | /* Set saturation */ | |
497 | { | |
498 | data->regs[0x20] = | |
499 | data->regs[0x22] = ACCESS_FBINFO(altout.tvo_params.saturation); | |
500 | } | |
501 | ||
502 | /* Set HUE */ | |
503 | data->regs[0x25] = ACCESS_FBINFO(altout.tvo_params.hue); | |
504 | return; | |
505 | } | |
506 | ||
507 | #define LR(x) maven_set_reg(c, (x), m->regs[(x)]) | |
508 | #define LRP(x) maven_set_reg_pair(c, (x), m->regs[(x)] | (m->regs[(x)+1] << 8)) | |
509 | static void maven_init_TV(struct i2c_client* c, const struct mavenregs* m) { | |
510 | int val; | |
511 | ||
512 | ||
513 | maven_set_reg(c, 0x3E, 0x01); | |
514 | maven_get_reg(c, 0x82); /* fetch oscillator state? */ | |
515 | maven_set_reg(c, 0x8C, 0x00); | |
516 | maven_get_reg(c, 0x94); /* get 0x82 */ | |
517 | maven_set_reg(c, 0x94, 0xA2); | |
518 | /* xmiscctrl */ | |
519 | ||
520 | maven_set_reg_pair(c, 0x8E, 0x1EFF); | |
521 | maven_set_reg(c, 0xC6, 0x01); | |
522 | ||
523 | /* removed code... */ | |
524 | ||
525 | maven_get_reg(c, 0x06); | |
526 | maven_set_reg(c, 0x06, 0xF9); /* or read |= 0xF0 ? */ | |
527 | ||
528 | /* removed code here... */ | |
529 | ||
530 | /* real code begins here? */ | |
531 | /* chroma subcarrier */ | |
532 | LR(0x00); LR(0x01); LR(0x02); LR(0x03); | |
533 | ||
534 | LR(0x04); | |
535 | ||
536 | LR(0x2C); | |
537 | LR(0x08); | |
538 | LR(0x0A); | |
539 | LR(0x09); | |
540 | LR(0x29); | |
541 | LRP(0x31); | |
542 | LRP(0x17); | |
543 | LR(0x0B); | |
544 | LR(0x0C); | |
545 | if (m->mode == MATROXFB_OUTPUT_MODE_PAL) { | |
546 | maven_set_reg(c, 0x35, 0x10); /* ... */ | |
547 | } else { | |
548 | maven_set_reg(c, 0x35, 0x0F); /* ... */ | |
549 | } | |
550 | ||
551 | LRP(0x10); | |
552 | ||
553 | LRP(0x0E); | |
554 | LRP(0x1E); | |
555 | ||
556 | LR(0x20); /* saturation #1 */ | |
557 | LR(0x22); /* saturation #2 */ | |
558 | LR(0x25); /* hue */ | |
559 | LR(0x34); | |
560 | LR(0x33); | |
561 | LR(0x19); | |
562 | LR(0x12); | |
563 | LR(0x3B); | |
564 | LR(0x13); | |
565 | LR(0x39); | |
566 | LR(0x1D); | |
567 | LR(0x3A); | |
568 | LR(0x24); | |
569 | LR(0x14); | |
570 | LR(0x15); | |
571 | LR(0x16); | |
572 | LRP(0x2D); | |
573 | LRP(0x2F); | |
574 | LR(0x1A); | |
575 | LR(0x1B); | |
576 | LR(0x1C); | |
577 | LR(0x23); | |
578 | LR(0x26); | |
579 | LR(0x28); | |
580 | LR(0x27); | |
581 | LR(0x21); | |
582 | LRP(0x2A); | |
583 | if (m->mode == MATROXFB_OUTPUT_MODE_PAL) | |
584 | maven_set_reg(c, 0x35, 0x1D); /* ... */ | |
585 | else | |
586 | maven_set_reg(c, 0x35, 0x1C); | |
587 | ||
588 | LRP(0x3C); | |
589 | LR(0x37); | |
590 | LR(0x38); | |
591 | maven_set_reg(c, 0xB3, 0x01); | |
592 | ||
593 | maven_get_reg(c, 0xB0); /* read 0x80 */ | |
594 | maven_set_reg(c, 0xB0, 0x08); /* ugh... */ | |
595 | maven_get_reg(c, 0xB9); /* read 0x7C */ | |
596 | maven_set_reg(c, 0xB9, 0x78); | |
597 | maven_get_reg(c, 0xBF); /* read 0x00 */ | |
598 | maven_set_reg(c, 0xBF, 0x02); | |
599 | maven_get_reg(c, 0x94); /* read 0x82 */ | |
600 | maven_set_reg(c, 0x94, 0xB3); | |
601 | ||
602 | LR(0x80); /* 04 1A 91 or 05 21 91 */ | |
603 | LR(0x81); | |
604 | LR(0x82); | |
605 | ||
606 | maven_set_reg(c, 0x8C, 0x20); | |
607 | maven_get_reg(c, 0x8D); | |
608 | maven_set_reg(c, 0x8D, 0x10); | |
609 | ||
610 | LR(0x90); /* 4D 50 52 or 4E 05 45 */ | |
611 | LR(0x91); | |
612 | LR(0x92); | |
613 | ||
614 | LRP(0x9A); /* 0049 or 004F */ | |
615 | LRP(0x9C); /* 0004 or 0004 */ | |
616 | LRP(0x9E); /* 0458 or 045E */ | |
617 | LRP(0xA0); /* 05DA or 051B */ | |
618 | LRP(0xA2); /* 00CC or 00CF */ | |
619 | LRP(0xA4); /* 007D or 007F */ | |
620 | LRP(0xA6); /* 007C or 007E */ | |
621 | LRP(0xA8); /* 03CB or 03CE */ | |
622 | LRP(0x98); /* 0000 or 0000 */ | |
623 | LRP(0xAE); /* 0044 or 003A */ | |
624 | LRP(0x96); /* 05DA or 051B */ | |
625 | LRP(0xAA); /* 04BC or 046A */ | |
626 | LRP(0xAC); /* 004D or 004E */ | |
627 | ||
628 | LR(0xBE); | |
629 | LR(0xC2); | |
630 | ||
631 | maven_get_reg(c, 0x8D); | |
632 | maven_set_reg(c, 0x8D, 0x04); | |
633 | ||
634 | LR(0x20); /* saturation #1 */ | |
635 | LR(0x22); /* saturation #2 */ | |
636 | LR(0x93); /* whoops */ | |
637 | LR(0x20); /* oh, saturation #1 again */ | |
638 | LR(0x22); /* oh, saturation #2 again */ | |
639 | LR(0x25); /* hue */ | |
640 | LRP(0x0E); | |
641 | LRP(0x1E); | |
642 | LRP(0x0E); /* problems with memory? */ | |
643 | LRP(0x1E); /* yes, matrox must have problems in memory area... */ | |
644 | ||
645 | /* load gamma correction stuff */ | |
646 | LR(0x83); | |
647 | LR(0x84); | |
648 | LR(0x85); | |
649 | LR(0x86); | |
650 | LR(0x87); | |
651 | LR(0x88); | |
652 | LR(0x89); | |
653 | LR(0x8A); | |
654 | LR(0x8B); | |
655 | ||
656 | val = maven_get_reg(c, 0x8D); | |
657 | val &= 0x14; /* 0x10 or anything ored with it */ | |
658 | maven_set_reg(c, 0x8D, val); | |
659 | ||
660 | LR(0x33); | |
661 | LR(0x19); | |
662 | LR(0x12); | |
663 | LR(0x3B); | |
664 | LR(0x13); | |
665 | LR(0x39); | |
666 | LR(0x1D); | |
667 | LR(0x3A); | |
668 | LR(0x24); | |
669 | LR(0x14); | |
670 | LR(0x15); | |
671 | LR(0x16); | |
672 | LRP(0x2D); | |
673 | LRP(0x2F); | |
674 | LR(0x1A); | |
675 | LR(0x1B); | |
676 | LR(0x1C); | |
677 | LR(0x23); | |
678 | LR(0x26); | |
679 | LR(0x28); | |
680 | LR(0x27); | |
681 | LR(0x21); | |
682 | LRP(0x2A); | |
683 | if (m->mode == MATROXFB_OUTPUT_MODE_PAL) | |
684 | maven_set_reg(c, 0x35, 0x1D); | |
685 | else | |
686 | maven_set_reg(c, 0x35, 0x1C); | |
687 | LRP(0x3C); | |
688 | LR(0x37); | |
689 | LR(0x38); | |
690 | ||
691 | maven_get_reg(c, 0xB0); | |
692 | LR(0xB0); /* output mode */ | |
693 | LR(0x90); | |
694 | LR(0xBE); | |
695 | LR(0xC2); | |
696 | ||
697 | LRP(0x9A); | |
698 | LRP(0xA2); | |
699 | LRP(0x9E); | |
700 | LRP(0xA6); | |
701 | LRP(0xAA); | |
702 | LRP(0xAC); | |
703 | maven_set_reg(c, 0x3E, 0x00); | |
704 | maven_set_reg(c, 0x95, 0x20); | |
705 | } | |
706 | ||
707 | static int maven_find_exact_clocks(unsigned int ht, unsigned int vt, | |
708 | struct mavenregs* m) { | |
709 | unsigned int x; | |
710 | unsigned int err = ~0; | |
711 | ||
712 | /* 1:1 */ | |
713 | m->regs[0x80] = 0x0F; | |
714 | m->regs[0x81] = 0x07; | |
715 | m->regs[0x82] = 0x81; | |
716 | ||
717 | for (x = 0; x < 8; x++) { | |
718 | unsigned int a, b, c, h2; | |
719 | unsigned int h = ht + 2 + x; | |
720 | ||
721 | if (!matroxfb_mavenclock((m->mode == MATROXFB_OUTPUT_MODE_PAL) ? &maven_PAL : &maven_NTSC, h, vt, &a, &b, &c, &h2)) { | |
722 | unsigned int diff = h - h2; | |
723 | ||
724 | if (diff < err) { | |
725 | err = diff; | |
726 | m->regs[0x80] = a - 1; | |
727 | m->regs[0x81] = b - 1; | |
728 | m->regs[0x82] = c | 0x80; | |
729 | m->hcorr = h2 - 2; | |
730 | m->htotal = h - 2; | |
731 | } | |
732 | } | |
733 | } | |
734 | return err != ~0U; | |
735 | } | |
736 | ||
737 | static inline int maven_compute_timming(struct maven_data* md, | |
738 | struct my_timming* mt, | |
739 | struct mavenregs* m) { | |
740 | unsigned int tmpi; | |
741 | unsigned int a, bv, c; | |
742 | MINFO_FROM(md->primary_head); | |
743 | ||
744 | m->mode = ACCESS_FBINFO(outputs[1]).mode; | |
745 | if (m->mode != MATROXFB_OUTPUT_MODE_MONITOR) { | |
746 | unsigned int lmargin; | |
747 | unsigned int umargin; | |
748 | unsigned int vslen; | |
749 | unsigned int hcrt; | |
750 | unsigned int slen; | |
751 | ||
752 | maven_init_TVdata(md, m); | |
753 | ||
754 | if (maven_find_exact_clocks(mt->HTotal, mt->VTotal, m) == 0) | |
755 | return -EINVAL; | |
756 | ||
757 | lmargin = mt->HTotal - mt->HSyncEnd; | |
758 | slen = mt->HSyncEnd - mt->HSyncStart; | |
759 | hcrt = mt->HTotal - slen - mt->delay; | |
760 | umargin = mt->VTotal - mt->VSyncEnd; | |
761 | vslen = mt->VSyncEnd - mt->VSyncStart; | |
762 | ||
763 | if (m->hcorr < mt->HTotal) | |
764 | hcrt += m->hcorr; | |
765 | if (hcrt > mt->HTotal) | |
766 | hcrt -= mt->HTotal; | |
767 | if (hcrt + 2 > mt->HTotal) | |
768 | hcrt = 0; /* or issue warning? */ | |
769 | ||
770 | /* last (first? middle?) line in picture can have different length */ | |
771 | /* hlen - 2 */ | |
772 | m->regs[0x96] = m->hcorr; | |
773 | m->regs[0x97] = m->hcorr >> 8; | |
774 | /* ... */ | |
775 | m->regs[0x98] = 0x00; m->regs[0x99] = 0x00; | |
776 | /* hblanking end */ | |
777 | m->regs[0x9A] = lmargin; /* 100% */ | |
778 | m->regs[0x9B] = lmargin >> 8; /* 100% */ | |
779 | /* who knows */ | |
780 | m->regs[0x9C] = 0x04; | |
781 | m->regs[0x9D] = 0x00; | |
782 | /* htotal - 2 */ | |
783 | m->regs[0xA0] = m->htotal; | |
784 | m->regs[0xA1] = m->htotal >> 8; | |
785 | /* vblanking end */ | |
786 | m->regs[0xA2] = mt->VTotal - mt->VSyncStart - 1; /* stop vblanking */ | |
787 | m->regs[0xA3] = (mt->VTotal - mt->VSyncStart - 1) >> 8; | |
788 | /* something end... [A6]+1..[A8] */ | |
789 | if (md->version == MGATVO_B) { | |
790 | m->regs[0xA4] = 0x04; | |
791 | m->regs[0xA5] = 0x00; | |
792 | } else { | |
793 | m->regs[0xA4] = 0x01; | |
794 | m->regs[0xA5] = 0x00; | |
795 | } | |
796 | /* something start... 0..[A4]-1 */ | |
797 | m->regs[0xA6] = 0x00; | |
798 | m->regs[0xA7] = 0x00; | |
799 | /* vertical line count - 1 */ | |
800 | m->regs[0xA8] = mt->VTotal - 1; | |
801 | m->regs[0xA9] = (mt->VTotal - 1) >> 8; | |
802 | /* horizontal vidrst pos */ | |
803 | m->regs[0xAA] = hcrt; /* 0 <= hcrt <= htotal - 2 */ | |
804 | m->regs[0xAB] = hcrt >> 8; | |
805 | /* vertical vidrst pos */ | |
806 | m->regs[0xAC] = mt->VTotal - 2; | |
807 | m->regs[0xAD] = (mt->VTotal - 2) >> 8; | |
808 | /* moves picture up/down and so on... */ | |
809 | m->regs[0xAE] = 0x01; /* Fix this... 0..VTotal */ | |
810 | m->regs[0xAF] = 0x00; | |
811 | { | |
812 | int hdec; | |
813 | int hlen; | |
814 | unsigned int ibmin = 4 + lmargin + mt->HDisplay; | |
815 | unsigned int ib; | |
816 | int i; | |
817 | ||
818 | /* Verify! */ | |
819 | /* Where 94208 came from? */ | |
820 | if (mt->HTotal) | |
821 | hdec = 94208 / (mt->HTotal); | |
822 | else | |
823 | hdec = 0x81; | |
824 | if (hdec > 0x81) | |
825 | hdec = 0x81; | |
826 | if (hdec < 0x41) | |
827 | hdec = 0x41; | |
828 | hdec--; | |
829 | hlen = 98304 - 128 - ((lmargin + mt->HDisplay - 8) * hdec); | |
830 | if (hlen < 0) | |
831 | hlen = 0; | |
832 | hlen = hlen >> 8; | |
833 | if (hlen > 0xFF) | |
834 | hlen = 0xFF; | |
835 | /* Now we have to compute input buffer length. | |
836 | If you want any picture, it must be between | |
837 | 4 + lmargin + xres | |
838 | and | |
839 | 94208 / hdec | |
840 | If you want perfect picture even on the top | |
841 | of screen, it must be also | |
842 | 0x3C0000 * i / hdec + Q - R / hdec | |
843 | where | |
844 | R Qmin Qmax | |
845 | 0x07000 0x5AE 0x5BF | |
846 | 0x08000 0x5CF 0x5FF | |
847 | 0x0C000 0x653 0x67F | |
848 | 0x10000 0x6F8 0x6FF | |
849 | */ | |
850 | i = 1; | |
851 | do { | |
852 | ib = ((0x3C0000 * i - 0x8000)/ hdec + 0x05E7) >> 8; | |
853 | i++; | |
854 | } while (ib < ibmin); | |
855 | if (ib >= m->htotal + 2) { | |
856 | ib = ibmin; | |
857 | } | |
858 | ||
859 | m->regs[0x90] = hdec; /* < 0x40 || > 0x80 is bad... 0x80 is questionable */ | |
860 | m->regs[0xC2] = hlen; | |
861 | /* 'valid' input line length */ | |
862 | m->regs[0x9E] = ib; | |
863 | m->regs[0x9F] = ib >> 8; | |
864 | } | |
865 | { | |
866 | int vdec; | |
867 | int vlen; | |
868 | ||
869 | #define MATROX_USE64BIT_DIVIDE | |
870 | if (mt->VTotal) { | |
871 | #ifdef MATROX_USE64BIT_DIVIDE | |
872 | u64 f1; | |
873 | u32 a; | |
874 | u32 b; | |
875 | ||
876 | a = m->vlines * (m->htotal + 2); | |
877 | b = (mt->VTotal - 1) * (m->htotal + 2) + m->hcorr + 2; | |
878 | ||
879 | f1 = ((u64)a) << 15; /* *32768 */ | |
880 | do_div(f1, b); | |
881 | vdec = f1; | |
882 | #else | |
883 | vdec = m->vlines * 32768 / mt->VTotal; | |
884 | #endif | |
885 | } else | |
886 | vdec = 0x8000; | |
887 | if (vdec > 0x8000) | |
888 | vdec = 0x8000; | |
889 | vlen = (vslen + umargin + mt->VDisplay) * vdec; | |
890 | vlen = (vlen >> 16) - 146; /* FIXME: 146?! */ | |
891 | if (vlen < 0) | |
892 | vlen = 0; | |
893 | if (vlen > 0xFF) | |
894 | vlen = 0xFF; | |
895 | vdec--; | |
896 | m->regs[0x91] = vdec; | |
897 | m->regs[0x92] = vdec >> 8; | |
898 | m->regs[0xBE] = vlen; | |
899 | } | |
900 | m->regs[0xB0] = 0x08; /* output: SVideo/Composite */ | |
901 | return 0; | |
902 | } | |
903 | ||
904 | DAC1064_calcclock(mt->pixclock, 450000, &a, &bv, &c); | |
905 | m->regs[0x80] = a; | |
906 | m->regs[0x81] = bv; | |
907 | m->regs[0x82] = c | 0x80; | |
908 | ||
909 | m->regs[0xB3] = 0x01; | |
910 | m->regs[0x94] = 0xB2; | |
911 | ||
912 | /* htotal... */ | |
913 | m->regs[0x96] = mt->HTotal; | |
914 | m->regs[0x97] = mt->HTotal >> 8; | |
915 | /* ?? */ | |
916 | m->regs[0x98] = 0x00; | |
917 | m->regs[0x99] = 0x00; | |
918 | /* hsync len */ | |
919 | tmpi = mt->HSyncEnd - mt->HSyncStart; | |
920 | m->regs[0x9A] = tmpi; | |
921 | m->regs[0x9B] = tmpi >> 8; | |
922 | /* hblank end */ | |
923 | tmpi = mt->HTotal - mt->HSyncStart; | |
924 | m->regs[0x9C] = tmpi; | |
925 | m->regs[0x9D] = tmpi >> 8; | |
926 | /* hblank start */ | |
927 | tmpi += mt->HDisplay; | |
928 | m->regs[0x9E] = tmpi; | |
929 | m->regs[0x9F] = tmpi >> 8; | |
930 | /* htotal + 1 */ | |
931 | tmpi = mt->HTotal + 1; | |
932 | m->regs[0xA0] = tmpi; | |
933 | m->regs[0xA1] = tmpi >> 8; | |
934 | /* vsync?! */ | |
935 | tmpi = mt->VSyncEnd - mt->VSyncStart - 1; | |
936 | m->regs[0xA2] = tmpi; | |
937 | m->regs[0xA3] = tmpi >> 8; | |
938 | /* ignored? */ | |
939 | tmpi = mt->VTotal - mt->VSyncStart; | |
940 | m->regs[0xA4] = tmpi; | |
941 | m->regs[0xA5] = tmpi >> 8; | |
942 | /* ignored? */ | |
943 | tmpi = mt->VTotal - 1; | |
944 | m->regs[0xA6] = tmpi; | |
945 | m->regs[0xA7] = tmpi >> 8; | |
946 | /* vtotal - 1 */ | |
947 | m->regs[0xA8] = tmpi; | |
948 | m->regs[0xA9] = tmpi >> 8; | |
949 | /* hor vidrst */ | |
950 | tmpi = mt->HTotal - mt->delay; | |
951 | m->regs[0xAA] = tmpi; | |
952 | m->regs[0xAB] = tmpi >> 8; | |
953 | /* vert vidrst */ | |
954 | tmpi = mt->VTotal - 2; | |
955 | m->regs[0xAC] = tmpi; | |
956 | m->regs[0xAD] = tmpi >> 8; | |
957 | /* ignored? */ | |
958 | m->regs[0xAE] = 0x00; | |
959 | m->regs[0xAF] = 0x00; | |
960 | ||
961 | m->regs[0xB0] = 0x03; /* output: monitor */ | |
962 | m->regs[0xB1] = 0xA0; /* ??? */ | |
963 | m->regs[0x8C] = 0x20; /* must be set... */ | |
964 | m->regs[0x8D] = 0x04; /* defaults to 0x10: test signal */ | |
965 | m->regs[0xB9] = 0x1A; /* defaults to 0x2C: too bright */ | |
966 | m->regs[0xBF] = 0x22; /* makes picture stable */ | |
967 | ||
968 | return 0; | |
969 | } | |
970 | ||
971 | static inline int maven_program_timming(struct maven_data* md, | |
972 | const struct mavenregs* m) { | |
973 | struct i2c_client* c = md->client; | |
974 | ||
975 | if (m->mode == MATROXFB_OUTPUT_MODE_MONITOR) { | |
976 | LR(0x80); | |
977 | LR(0x81); | |
978 | LR(0x82); | |
979 | ||
980 | LR(0xB3); | |
981 | LR(0x94); | |
982 | ||
983 | LRP(0x96); | |
984 | LRP(0x98); | |
985 | LRP(0x9A); | |
986 | LRP(0x9C); | |
987 | LRP(0x9E); | |
988 | LRP(0xA0); | |
989 | LRP(0xA2); | |
990 | LRP(0xA4); | |
991 | LRP(0xA6); | |
992 | LRP(0xA8); | |
993 | LRP(0xAA); | |
994 | LRP(0xAC); | |
995 | LRP(0xAE); | |
996 | ||
997 | LR(0xB0); /* output: monitor */ | |
998 | LR(0xB1); /* ??? */ | |
999 | LR(0x8C); /* must be set... */ | |
1000 | LR(0x8D); /* defaults to 0x10: test signal */ | |
1001 | LR(0xB9); /* defaults to 0x2C: too bright */ | |
1002 | LR(0xBF); /* makes picture stable */ | |
1003 | } else { | |
1004 | maven_init_TV(c, m); | |
1005 | } | |
1006 | return 0; | |
1007 | } | |
1008 | ||
1009 | static inline int maven_resync(struct maven_data* md) { | |
1010 | struct i2c_client* c = md->client; | |
1011 | maven_set_reg(c, 0x95, 0x20); /* start whole thing */ | |
1012 | return 0; | |
1013 | } | |
1014 | ||
1015 | static int maven_get_queryctrl (struct maven_data* md, | |
1016 | struct v4l2_queryctrl *p) { | |
1017 | int i; | |
1018 | ||
1019 | i = get_ctrl_id(p->id); | |
1020 | if (i >= 0) { | |
1021 | *p = maven_controls[i].desc; | |
1022 | return 0; | |
1023 | } | |
1024 | if (i == -ENOENT) { | |
1025 | static const struct v4l2_queryctrl disctrl = | |
1026 | { .flags = V4L2_CTRL_FLAG_DISABLED }; | |
1027 | ||
1028 | i = p->id; | |
1029 | *p = disctrl; | |
1030 | p->id = i; | |
1031 | sprintf(p->name, "Ctrl #%08X", i); | |
1032 | return 0; | |
1033 | } | |
1034 | return -EINVAL; | |
1035 | } | |
1036 | ||
1037 | static int maven_set_control (struct maven_data* md, | |
1038 | struct v4l2_control *p) { | |
1039 | int i; | |
1040 | ||
1041 | i = get_ctrl_id(p->id); | |
1042 | if (i < 0) return -EINVAL; | |
1043 | ||
1044 | /* | |
1045 | * Check if changed. | |
1046 | */ | |
1047 | if (p->value == *get_ctrl_ptr(md, i)) return 0; | |
1048 | ||
1049 | /* | |
1050 | * Check limits. | |
1051 | */ | |
1052 | if (p->value > maven_controls[i].desc.maximum) return -EINVAL; | |
1053 | if (p->value < maven_controls[i].desc.minimum) return -EINVAL; | |
1054 | ||
1055 | /* | |
1056 | * Store new value. | |
1057 | */ | |
1058 | *get_ctrl_ptr(md, i) = p->value; | |
1059 | ||
1060 | switch (p->id) { | |
1061 | case V4L2_CID_BRIGHTNESS: | |
1062 | case V4L2_CID_CONTRAST: | |
1063 | { | |
1064 | int blacklevel, whitelevel; | |
1065 | maven_compute_bwlevel(md, &blacklevel, &whitelevel); | |
1066 | blacklevel = (blacklevel >> 2) | ((blacklevel & 3) << 8); | |
1067 | whitelevel = (whitelevel >> 2) | ((whitelevel & 3) << 8); | |
1068 | maven_set_reg_pair(md->client, 0x0e, blacklevel); | |
1069 | maven_set_reg_pair(md->client, 0x1e, whitelevel); | |
1070 | } | |
1071 | break; | |
1072 | case V4L2_CID_SATURATION: | |
1073 | { | |
1074 | maven_set_reg(md->client, 0x20, p->value); | |
1075 | maven_set_reg(md->client, 0x22, p->value); | |
1076 | } | |
1077 | break; | |
1078 | case V4L2_CID_HUE: | |
1079 | { | |
1080 | maven_set_reg(md->client, 0x25, p->value); | |
1081 | } | |
1082 | break; | |
1083 | case V4L2_CID_GAMMA: | |
1084 | { | |
1085 | const struct maven_gamma* g; | |
1086 | g = maven_compute_gamma(md); | |
1087 | maven_set_reg(md->client, 0x83, g->reg83); | |
1088 | maven_set_reg(md->client, 0x84, g->reg84); | |
1089 | maven_set_reg(md->client, 0x85, g->reg85); | |
1090 | maven_set_reg(md->client, 0x86, g->reg86); | |
1091 | maven_set_reg(md->client, 0x87, g->reg87); | |
1092 | maven_set_reg(md->client, 0x88, g->reg88); | |
1093 | maven_set_reg(md->client, 0x89, g->reg89); | |
1094 | maven_set_reg(md->client, 0x8a, g->reg8a); | |
1095 | maven_set_reg(md->client, 0x8b, g->reg8b); | |
1096 | } | |
1097 | break; | |
1098 | case MATROXFB_CID_TESTOUT: | |
1099 | { | |
1100 | unsigned char val | |
1101 | = maven_get_reg (md->client,0x8d); | |
1102 | if (p->value) val |= 0x10; | |
1103 | else val &= ~0x10; | |
1104 | maven_set_reg (md->client, 0x8d, val); | |
1105 | } | |
1106 | break; | |
1107 | case MATROXFB_CID_DEFLICKER: | |
1108 | { | |
1109 | maven_set_reg(md->client, 0x93, maven_compute_deflicker(md)); | |
1110 | } | |
1111 | break; | |
1112 | } | |
1113 | ||
1114 | ||
1115 | return 0; | |
1116 | } | |
1117 | ||
1118 | static int maven_get_control (struct maven_data* md, | |
1119 | struct v4l2_control *p) { | |
1120 | int i; | |
1121 | ||
1122 | i = get_ctrl_id(p->id); | |
1123 | if (i < 0) return -EINVAL; | |
1124 | p->value = *get_ctrl_ptr(md, i); | |
1125 | return 0; | |
1126 | } | |
1127 | ||
1128 | /******************************************************/ | |
1129 | ||
1130 | static int maven_out_compute(void* md, struct my_timming* mt) { | |
1131 | #define mdinfo ((struct maven_data*)md) | |
1132 | #define minfo (mdinfo->primary_head) | |
1133 | return maven_compute_timming(md, mt, &ACCESS_FBINFO(hw).maven); | |
1134 | #undef minfo | |
1135 | #undef mdinfo | |
1136 | } | |
1137 | ||
1138 | static int maven_out_program(void* md) { | |
1139 | #define mdinfo ((struct maven_data*)md) | |
1140 | #define minfo (mdinfo->primary_head) | |
1141 | return maven_program_timming(md, &ACCESS_FBINFO(hw).maven); | |
1142 | #undef minfo | |
1143 | #undef mdinfo | |
1144 | } | |
1145 | ||
1146 | static int maven_out_start(void* md) { | |
1147 | return maven_resync(md); | |
1148 | } | |
1149 | ||
1150 | static int maven_out_verify_mode(void* md, u_int32_t arg) { | |
1151 | switch (arg) { | |
1152 | case MATROXFB_OUTPUT_MODE_PAL: | |
1153 | case MATROXFB_OUTPUT_MODE_NTSC: | |
1154 | case MATROXFB_OUTPUT_MODE_MONITOR: | |
1155 | return 0; | |
1156 | } | |
1157 | return -EINVAL; | |
1158 | } | |
1159 | ||
1160 | static int maven_out_get_queryctrl(void* md, struct v4l2_queryctrl* p) { | |
1161 | return maven_get_queryctrl(md, p); | |
1162 | } | |
1163 | ||
1164 | static int maven_out_get_ctrl(void* md, struct v4l2_control* p) { | |
1165 | return maven_get_control(md, p); | |
1166 | } | |
1167 | ||
1168 | static int maven_out_set_ctrl(void* md, struct v4l2_control* p) { | |
1169 | return maven_set_control(md, p); | |
1170 | } | |
1171 | ||
1172 | static struct matrox_altout maven_altout = { | |
1173 | .name = "Secondary output", | |
1174 | .compute = maven_out_compute, | |
1175 | .program = maven_out_program, | |
1176 | .start = maven_out_start, | |
1177 | .verifymode = maven_out_verify_mode, | |
1178 | .getqueryctrl = maven_out_get_queryctrl, | |
1179 | .getctrl = maven_out_get_ctrl, | |
1180 | .setctrl = maven_out_set_ctrl, | |
1181 | }; | |
1182 | ||
1183 | static int maven_init_client(struct i2c_client* clnt) { | |
1184 | struct maven_data* md = i2c_get_clientdata(clnt); | |
1185 | MINFO_FROM(container_of(clnt->adapter, struct i2c_bit_adapter, adapter)->minfo); | |
1186 | ||
1187 | md->primary_head = MINFO; | |
1188 | md->client = clnt; | |
1189 | down_write(&ACCESS_FBINFO(altout.lock)); | |
1190 | ACCESS_FBINFO(outputs[1]).output = &maven_altout; | |
1191 | ACCESS_FBINFO(outputs[1]).src = ACCESS_FBINFO(outputs[1]).default_src; | |
1192 | ACCESS_FBINFO(outputs[1]).data = md; | |
1193 | ACCESS_FBINFO(outputs[1]).mode = MATROXFB_OUTPUT_MODE_MONITOR; | |
1194 | up_write(&ACCESS_FBINFO(altout.lock)); | |
1195 | if (maven_get_reg(clnt, 0xB2) < 0x14) { | |
1196 | md->version = MGATVO_B; | |
1197 | /* Tweak some things for this old chip */ | |
1198 | } else { | |
1199 | md->version = MGATVO_C; | |
1200 | } | |
1201 | /* | |
1202 | * Set all parameters to its initial values. | |
1203 | */ | |
1204 | { | |
1205 | unsigned int i; | |
1206 | ||
1207 | for (i = 0; i < MAVCTRLS; ++i) { | |
1208 | *get_ctrl_ptr(md, i) = maven_controls[i].desc.default_value; | |
1209 | } | |
1210 | } | |
1211 | ||
1212 | return 0; | |
1213 | } | |
1214 | ||
1215 | static int maven_shutdown_client(struct i2c_client* clnt) { | |
1216 | struct maven_data* md = i2c_get_clientdata(clnt); | |
1217 | ||
1218 | if (md->primary_head) { | |
1219 | MINFO_FROM(md->primary_head); | |
1220 | ||
1221 | down_write(&ACCESS_FBINFO(altout.lock)); | |
1222 | ACCESS_FBINFO(outputs[1]).src = MATROXFB_SRC_NONE; | |
1223 | ACCESS_FBINFO(outputs[1]).output = NULL; | |
1224 | ACCESS_FBINFO(outputs[1]).data = NULL; | |
1225 | ACCESS_FBINFO(outputs[1]).mode = MATROXFB_OUTPUT_MODE_MONITOR; | |
1226 | up_write(&ACCESS_FBINFO(altout.lock)); | |
1227 | md->primary_head = NULL; | |
1228 | } | |
1229 | return 0; | |
1230 | } | |
1231 | ||
1232 | static unsigned short normal_i2c[] = { MAVEN_I2CID, I2C_CLIENT_END }; | |
1da177e4 LT |
1233 | I2C_CLIENT_INSMOD; |
1234 | ||
1235 | static struct i2c_driver maven_driver; | |
1236 | ||
1237 | static int maven_detect_client(struct i2c_adapter* adapter, int address, int kind) { | |
1238 | int err = 0; | |
1239 | struct i2c_client* new_client; | |
1240 | struct maven_data* data; | |
1241 | ||
1242 | if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_WRITE_WORD_DATA | | |
1243 | I2C_FUNC_SMBUS_BYTE_DATA | | |
1244 | I2C_FUNC_PROTOCOL_MANGLING)) | |
1245 | goto ERROR0; | |
1246 | if (!(new_client = (struct i2c_client*)kmalloc(sizeof(*new_client) + sizeof(*data), | |
1247 | GFP_KERNEL))) { | |
1248 | err = -ENOMEM; | |
1249 | goto ERROR0; | |
1250 | } | |
1251 | memset(new_client, 0, sizeof(*new_client) + sizeof(*data)); | |
1252 | data = (struct maven_data*)(new_client + 1); | |
1253 | i2c_set_clientdata(new_client, data); | |
1254 | new_client->addr = address; | |
1255 | new_client->adapter = adapter; | |
1256 | new_client->driver = &maven_driver; | |
1257 | new_client->flags = 0; | |
1258 | strcpy(new_client->name, "maven client"); | |
1259 | if ((err = i2c_attach_client(new_client))) | |
1260 | goto ERROR3; | |
1261 | err = maven_init_client(new_client); | |
1262 | if (err) | |
1263 | goto ERROR4; | |
1264 | return 0; | |
1265 | ERROR4:; | |
1266 | i2c_detach_client(new_client); | |
1267 | ERROR3:; | |
1268 | kfree(new_client); | |
1269 | ERROR0:; | |
1270 | return err; | |
1271 | } | |
1272 | ||
1273 | static int maven_attach_adapter(struct i2c_adapter* adapter) { | |
c7a46533 | 1274 | if (adapter->id == I2C_HW_B_G400) |
1da177e4 LT |
1275 | return i2c_probe(adapter, &addr_data, &maven_detect_client); |
1276 | return 0; | |
1277 | } | |
1278 | ||
1279 | static int maven_detach_client(struct i2c_client* client) { | |
1280 | int err; | |
1281 | ||
1282 | if ((err = i2c_detach_client(client))) { | |
1283 | printk(KERN_ERR "maven: Cannot deregister client\n"); | |
1284 | return err; | |
1285 | } | |
1286 | maven_shutdown_client(client); | |
1287 | kfree(client); | |
1288 | return 0; | |
1289 | } | |
1290 | ||
1da177e4 | 1291 | static struct i2c_driver maven_driver={ |
1a7edcdc | 1292 | .driver = { |
1a7edcdc LR |
1293 | .name = "maven", |
1294 | }, | |
1da177e4 | 1295 | .id = I2C_DRIVERID_MGATVO, |
1da177e4 LT |
1296 | .attach_adapter = maven_attach_adapter, |
1297 | .detach_client = maven_detach_client, | |
1da177e4 LT |
1298 | }; |
1299 | ||
1300 | /* ************************** */ | |
1301 | ||
1302 | static int matroxfb_maven_init(void) { | |
1303 | int err; | |
1304 | ||
1305 | err = i2c_add_driver(&maven_driver); | |
1306 | if (err) { | |
1307 | printk(KERN_ERR "maven: Maven driver failed to register (%d).\n", err); | |
1308 | return err; | |
1309 | } | |
1310 | return 0; | |
1311 | } | |
1312 | ||
1313 | static void matroxfb_maven_exit(void) { | |
1314 | i2c_del_driver(&maven_driver); | |
1315 | } | |
1316 | ||
1317 | MODULE_AUTHOR("(c) 1999-2002 Petr Vandrovec <vandrove@vc.cvut.cz>"); | |
1318 | MODULE_DESCRIPTION("Matrox G200/G400 Matrox MGA-TVO driver"); | |
1319 | MODULE_LICENSE("GPL"); | |
1320 | module_init(matroxfb_maven_init); | |
1321 | module_exit(matroxfb_maven_exit); | |
1322 | /* we do not have __setup() yet */ |