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09c434b8 | 1 | // SPDX-License-Identifier: GPL-2.0-only |
1da177e4 LT |
2 | /* |
3 | * | |
4 | * Hardware accelerated Matrox Millennium I, II, Mystique, G100, G200, G400 and G450. | |
5 | * | |
6 | * (c) 1998-2002 Petr Vandrovec <vandrove@vc.cvut.cz> | |
7 | * | |
8 | * Portions Copyright (c) 2001 Matrox Graphics Inc. | |
9 | * | |
10 | * Version: 1.65 2002/08/14 | |
11 | * | |
12 | * See matroxfb_base.c for contributors. | |
13 | * | |
14 | */ | |
15 | ||
16 | #include "matroxfb_maven.h" | |
17 | #include "matroxfb_misc.h" | |
18 | #include "matroxfb_DAC1064.h" | |
19 | #include <linux/i2c.h> | |
20 | #include <linux/matroxfb.h> | |
5a0e3ad6 | 21 | #include <linux/slab.h> |
1da177e4 | 22 | #include <asm/div64.h> |
1da177e4 | 23 | |
1da177e4 LT |
24 | #define MGATVO_B 1 |
25 | #define MGATVO_C 2 | |
26 | ||
27 | static const struct maven_gamma { | |
28 | unsigned char reg83; | |
29 | unsigned char reg84; | |
30 | unsigned char reg85; | |
31 | unsigned char reg86; | |
32 | unsigned char reg87; | |
33 | unsigned char reg88; | |
34 | unsigned char reg89; | |
35 | unsigned char reg8a; | |
36 | unsigned char reg8b; | |
37 | } maven_gamma[] = { | |
38 | { 131, 57, 223, 15, 117, 212, 251, 91, 156}, | |
39 | { 133, 61, 128, 63, 180, 147, 195, 100, 180}, | |
40 | { 131, 19, 63, 31, 50, 66, 171, 64, 176}, | |
41 | { 0, 0, 0, 31, 16, 16, 16, 100, 200}, | |
42 | { 8, 23, 47, 73, 147, 244, 220, 80, 195}, | |
43 | { 22, 43, 64, 80, 147, 115, 58, 85, 168}, | |
44 | { 34, 60, 80, 214, 147, 212, 188, 85, 167}, | |
45 | { 45, 77, 96, 216, 147, 99, 91, 85, 159}, | |
46 | { 56, 76, 112, 107, 147, 212, 148, 64, 144}, | |
47 | { 65, 91, 128, 137, 147, 196, 17, 69, 148}, | |
48 | { 72, 104, 136, 138, 147, 180, 245, 73, 147}, | |
49 | { 87, 116, 143, 126, 16, 83, 229, 77, 144}, | |
50 | { 95, 119, 152, 254, 244, 83, 221, 77, 151}, | |
51 | { 100, 129, 159, 156, 244, 148, 197, 77, 160}, | |
52 | { 105, 141, 167, 247, 244, 132, 181, 84, 166}, | |
53 | { 105, 147, 168, 247, 244, 245, 181, 90, 170}, | |
54 | { 120, 153, 175, 248, 212, 229, 165, 90, 180}, | |
55 | { 119, 156, 176, 248, 244, 229, 84, 74, 160}, | |
56 | { 119, 158, 183, 248, 244, 229, 149, 78, 165} | |
57 | }; | |
58 | ||
59 | /* Definition of the various controls */ | |
60 | struct mctl { | |
61 | struct v4l2_queryctrl desc; | |
62 | size_t control; | |
63 | }; | |
64 | ||
65 | #define BLMIN 0x0FF | |
66 | #define WLMAX 0x3FF | |
67 | ||
68 | static const struct mctl maven_controls[] = | |
69 | { { { V4L2_CID_BRIGHTNESS, V4L2_CTRL_TYPE_INTEGER, | |
70 | "brightness", | |
71 | 0, WLMAX - BLMIN, 1, 379 - BLMIN, | |
72 | 0, | |
73 | }, offsetof(struct matrox_fb_info, altout.tvo_params.brightness) }, | |
74 | { { V4L2_CID_CONTRAST, V4L2_CTRL_TYPE_INTEGER, | |
75 | "contrast", | |
76 | 0, 1023, 1, 127, | |
77 | 0, | |
78 | }, offsetof(struct matrox_fb_info, altout.tvo_params.contrast) }, | |
79 | { { V4L2_CID_SATURATION, V4L2_CTRL_TYPE_INTEGER, | |
80 | "saturation", | |
81 | 0, 255, 1, 155, | |
82 | 0, | |
83 | }, offsetof(struct matrox_fb_info, altout.tvo_params.saturation) }, | |
84 | { { V4L2_CID_HUE, V4L2_CTRL_TYPE_INTEGER, | |
85 | "hue", | |
86 | 0, 255, 1, 0, | |
87 | 0, | |
88 | }, offsetof(struct matrox_fb_info, altout.tvo_params.hue) }, | |
89 | { { V4L2_CID_GAMMA, V4L2_CTRL_TYPE_INTEGER, | |
90 | "gamma", | |
d1ae418e | 91 | 0, ARRAY_SIZE(maven_gamma) - 1, 1, 3, |
1da177e4 LT |
92 | 0, |
93 | }, offsetof(struct matrox_fb_info, altout.tvo_params.gamma) }, | |
94 | { { MATROXFB_CID_TESTOUT, V4L2_CTRL_TYPE_BOOLEAN, | |
95 | "test output", | |
d1ae418e | 96 | 0, 1, 1, 0, |
1da177e4 LT |
97 | 0, |
98 | }, offsetof(struct matrox_fb_info, altout.tvo_params.testout) }, | |
99 | { { MATROXFB_CID_DEFLICKER, V4L2_CTRL_TYPE_INTEGER, | |
100 | "deflicker mode", | |
101 | 0, 2, 1, 0, | |
102 | 0, | |
103 | }, offsetof(struct matrox_fb_info, altout.tvo_params.deflicker) }, | |
104 | ||
105 | }; | |
106 | ||
d1ae418e | 107 | #define MAVCTRLS ARRAY_SIZE(maven_controls) |
1da177e4 LT |
108 | |
109 | /* Return: positive number: id found | |
110 | -EINVAL: id not found, return failure | |
111 | -ENOENT: id not found, create fake disabled control */ | |
112 | static int get_ctrl_id(__u32 v4l2_id) { | |
113 | int i; | |
114 | ||
115 | for (i = 0; i < MAVCTRLS; i++) { | |
116 | if (v4l2_id < maven_controls[i].desc.id) { | |
117 | if (maven_controls[i].desc.id == 0x08000000) { | |
118 | return -EINVAL; | |
119 | } | |
120 | return -ENOENT; | |
121 | } | |
122 | if (v4l2_id == maven_controls[i].desc.id) { | |
123 | return i; | |
124 | } | |
125 | } | |
126 | return -EINVAL; | |
127 | } | |
128 | ||
129 | struct maven_data { | |
130 | struct matrox_fb_info* primary_head; | |
10546355 | 131 | struct i2c_client *client; |
1da177e4 LT |
132 | int version; |
133 | }; | |
134 | ||
135 | static int* get_ctrl_ptr(struct maven_data* md, int idx) { | |
136 | return (int*)((char*)(md->primary_head) + maven_controls[idx].control); | |
137 | } | |
138 | ||
139 | static int maven_get_reg(struct i2c_client* c, char reg) { | |
140 | char dst; | |
86fa05e0 SD |
141 | struct i2c_msg msgs[] = { |
142 | { | |
143 | .addr = c->addr, | |
144 | .flags = I2C_M_REV_DIR_ADDR, | |
145 | .len = sizeof(reg), | |
146 | .buf = ® | |
147 | }, | |
148 | { | |
149 | .addr = c->addr, | |
150 | .flags = I2C_M_RD | I2C_M_NOSTART, | |
151 | .len = sizeof(dst), | |
152 | .buf = &dst | |
153 | } | |
154 | }; | |
1da177e4 LT |
155 | s32 err; |
156 | ||
157 | err = i2c_transfer(c->adapter, msgs, 2); | |
158 | if (err < 0) | |
159 | printk(KERN_INFO "ReadReg(%d) failed\n", reg); | |
160 | return dst & 0xFF; | |
161 | } | |
162 | ||
163 | static int maven_set_reg(struct i2c_client* c, int reg, int val) { | |
164 | s32 err; | |
165 | ||
166 | err = i2c_smbus_write_byte_data(c, reg, val); | |
167 | if (err) | |
168 | printk(KERN_INFO "WriteReg(%d) failed\n", reg); | |
169 | return err; | |
170 | } | |
171 | ||
172 | static int maven_set_reg_pair(struct i2c_client* c, int reg, int val) { | |
173 | s32 err; | |
174 | ||
175 | err = i2c_smbus_write_word_data(c, reg, val); | |
176 | if (err) | |
177 | printk(KERN_INFO "WriteRegPair(%d) failed\n", reg); | |
178 | return err; | |
179 | } | |
180 | ||
181 | static const struct matrox_pll_features maven_pll = { | |
182 | 50000, | |
183 | 27000, | |
184 | 4, 127, | |
185 | 2, 31, | |
186 | 3 | |
187 | }; | |
188 | ||
189 | struct matrox_pll_features2 { | |
190 | unsigned int vco_freq_min; | |
191 | unsigned int vco_freq_max; | |
192 | unsigned int feed_div_min; | |
193 | unsigned int feed_div_max; | |
194 | unsigned int in_div_min; | |
195 | unsigned int in_div_max; | |
196 | unsigned int post_shift_max; | |
197 | }; | |
198 | ||
199 | struct matrox_pll_ctl { | |
200 | unsigned int ref_freq; | |
201 | unsigned int den; | |
202 | }; | |
203 | ||
204 | static const struct matrox_pll_features2 maven1000_pll = { | |
1287c5bf JL |
205 | .vco_freq_min = 50000000, |
206 | .vco_freq_max = 300000000, | |
207 | .feed_div_min = 5, | |
208 | .feed_div_max = 128, | |
209 | .in_div_min = 3, | |
210 | .in_div_max = 32, | |
211 | .post_shift_max = 3 | |
1da177e4 LT |
212 | }; |
213 | ||
214 | static const struct matrox_pll_ctl maven_PAL = { | |
1287c5bf JL |
215 | .ref_freq = 540000, |
216 | .den = 50 | |
1da177e4 LT |
217 | }; |
218 | ||
219 | static const struct matrox_pll_ctl maven_NTSC = { | |
1287c5bf JL |
220 | .ref_freq = 450450, /* 27027000/60 == 27000000/59.94005994 */ |
221 | .den = 60 | |
1da177e4 LT |
222 | }; |
223 | ||
224 | static int matroxfb_PLL_mavenclock(const struct matrox_pll_features2* pll, | |
225 | const struct matrox_pll_ctl* ctl, | |
226 | unsigned int htotal, unsigned int vtotal, | |
227 | unsigned int* in, unsigned int* feed, unsigned int* post, | |
228 | unsigned int* h2) { | |
229 | unsigned int besth2 = 0; | |
230 | unsigned int fxtal = ctl->ref_freq; | |
231 | unsigned int fmin = pll->vco_freq_min / ctl->den; | |
232 | unsigned int fwant; | |
233 | unsigned int p; | |
234 | unsigned int scrlen; | |
235 | unsigned int fmax; | |
236 | ||
5ae12170 | 237 | DBG(__func__) |
1da177e4 LT |
238 | |
239 | scrlen = htotal * (vtotal - 1); | |
240 | fwant = htotal * vtotal; | |
241 | fmax = pll->vco_freq_max / ctl->den; | |
242 | ||
243 | dprintk(KERN_DEBUG "want: %u, xtal: %u, h: %u, v: %u, fmax: %u\n", | |
244 | fwant, fxtal, htotal, vtotal, fmax); | |
245 | for (p = 1; p <= pll->post_shift_max; p++) { | |
246 | if (fwant * 2 > fmax) | |
247 | break; | |
248 | fwant *= 2; | |
249 | } | |
250 | if (fwant > fmax) | |
251 | return 0; | |
252 | for (; p-- > 0; fwant >>= 1) { | |
253 | unsigned int m; | |
254 | ||
255 | if (fwant < fmin) break; | |
256 | for (m = pll->in_div_min; m <= pll->in_div_max; m++) { | |
257 | unsigned int n; | |
258 | unsigned int dvd; | |
259 | unsigned int ln; | |
260 | ||
261 | n = (fwant * m) / fxtal; | |
262 | if (n < pll->feed_div_min) | |
263 | continue; | |
264 | if (n > pll->feed_div_max) | |
265 | break; | |
266 | ||
267 | ln = fxtal * n; | |
268 | dvd = m << p; | |
269 | ||
270 | if (ln % dvd) | |
271 | continue; | |
272 | ln = ln / dvd; | |
273 | ||
274 | if (ln < scrlen + 2) | |
275 | continue; | |
276 | ln = ln - scrlen; | |
277 | if (ln > htotal) | |
278 | continue; | |
279 | dprintk(KERN_DEBUG "Match: %u / %u / %u / %u\n", n, m, p, ln); | |
280 | if (ln > besth2) { | |
281 | dprintk(KERN_DEBUG "Better...\n"); | |
282 | *h2 = besth2 = ln; | |
283 | *post = p; | |
284 | *in = m; | |
285 | *feed = n; | |
286 | } | |
287 | } | |
288 | } | |
a6343afb JG |
289 | |
290 | /* if h2/post/in/feed have not been assigned, return zero (error) */ | |
1da177e4 LT |
291 | if (besth2 < 2) |
292 | return 0; | |
a6343afb | 293 | |
1da177e4 LT |
294 | dprintk(KERN_ERR "clk: %02X %02X %02X %d %d\n", *in, *feed, *post, fxtal, fwant); |
295 | return fxtal * (*feed) / (*in) * ctl->den; | |
296 | } | |
297 | ||
847fb8ac | 298 | static int matroxfb_mavenclock(const struct matrox_pll_ctl *ctl, |
1da177e4 LT |
299 | unsigned int htotal, unsigned int vtotal, |
300 | unsigned int* in, unsigned int* feed, unsigned int* post, | |
301 | unsigned int* htotal2) { | |
302 | unsigned int fvco; | |
3f649ab7 | 303 | unsigned int p; |
1da177e4 LT |
304 | |
305 | fvco = matroxfb_PLL_mavenclock(&maven1000_pll, ctl, htotal, vtotal, in, feed, &p, htotal2); | |
306 | if (!fvco) | |
307 | return -EINVAL; | |
308 | p = (1 << p) - 1; | |
309 | if (fvco <= 100000000) | |
310 | ; | |
311 | else if (fvco <= 140000000) | |
312 | p |= 0x08; | |
313 | else if (fvco <= 180000000) | |
314 | p |= 0x10; | |
315 | else | |
316 | p |= 0x18; | |
317 | *post = p; | |
318 | return 0; | |
319 | } | |
320 | ||
321 | static void DAC1064_calcclock(unsigned int freq, unsigned int fmax, | |
322 | unsigned int* in, unsigned int* feed, unsigned int* post) { | |
323 | unsigned int fvco; | |
324 | unsigned int p; | |
325 | ||
326 | fvco = matroxfb_PLL_calcclock(&maven_pll, freq, fmax, in, feed, &p); | |
327 | p = (1 << p) - 1; | |
328 | if (fvco <= 100000) | |
329 | ; | |
330 | else if (fvco <= 140000) | |
331 | p |= 0x08; | |
332 | else if (fvco <= 180000) | |
333 | p |= 0x10; | |
334 | else | |
335 | p |= 0x18; | |
336 | *post = p; | |
337 | return; | |
338 | } | |
339 | ||
340 | static unsigned char maven_compute_deflicker (const struct maven_data* md) { | |
341 | unsigned char df; | |
342 | ||
343 | df = (md->version == MGATVO_B?0x40:0x00); | |
344 | switch (md->primary_head->altout.tvo_params.deflicker) { | |
345 | case 0: | |
346 | /* df |= 0x00; */ | |
347 | break; | |
348 | case 1: | |
349 | df |= 0xB1; | |
350 | break; | |
351 | case 2: | |
352 | df |= 0xA2; | |
353 | break; | |
354 | } | |
355 | return df; | |
356 | } | |
357 | ||
358 | static void maven_compute_bwlevel (const struct maven_data* md, | |
359 | int *bl, int *wl) { | |
360 | const int b = md->primary_head->altout.tvo_params.brightness + BLMIN; | |
361 | const int c = md->primary_head->altout.tvo_params.contrast; | |
362 | ||
363 | *bl = max(b - c, BLMIN); | |
364 | *wl = min(b + c, WLMAX); | |
365 | } | |
366 | ||
367 | static const struct maven_gamma* maven_compute_gamma (const struct maven_data* md) { | |
368 | return maven_gamma + md->primary_head->altout.tvo_params.gamma; | |
369 | } | |
370 | ||
371 | ||
372 | static void maven_init_TVdata(const struct maven_data* md, struct mavenregs* data) { | |
373 | static struct mavenregs palregs = { { | |
374 | 0x2A, 0x09, 0x8A, 0xCB, /* 00: chroma subcarrier */ | |
375 | 0x00, | |
376 | 0x00, /* ? not written */ | |
377 | 0x00, /* modified by code (F9 written...) */ | |
378 | 0x00, /* ? not written */ | |
379 | 0x7E, /* 08 */ | |
380 | 0x44, /* 09 */ | |
381 | 0x9C, /* 0A */ | |
382 | 0x2E, /* 0B */ | |
383 | 0x21, /* 0C */ | |
384 | 0x00, /* ? not written */ | |
385 | 0x3F, 0x03, /* 0E-0F */ | |
386 | 0x3F, 0x03, /* 10-11 */ | |
387 | 0x1A, /* 12 */ | |
388 | 0x2A, /* 13 */ | |
389 | 0x1C, 0x3D, 0x14, /* 14-16 */ | |
390 | 0x9C, 0x01, /* 17-18 */ | |
391 | 0x00, /* 19 */ | |
392 | 0xFE, /* 1A */ | |
393 | 0x7E, /* 1B */ | |
394 | 0x60, /* 1C */ | |
395 | 0x05, /* 1D */ | |
396 | 0x89, 0x03, /* 1E-1F */ | |
397 | 0x72, /* 20 */ | |
398 | 0x07, /* 21 */ | |
399 | 0x72, /* 22 */ | |
400 | 0x00, /* 23 */ | |
401 | 0x00, /* 24 */ | |
402 | 0x00, /* 25 */ | |
403 | 0x08, /* 26 */ | |
404 | 0x04, /* 27 */ | |
405 | 0x00, /* 28 */ | |
406 | 0x1A, /* 29 */ | |
407 | 0x55, 0x01, /* 2A-2B */ | |
408 | 0x26, /* 2C */ | |
409 | 0x07, 0x7E, /* 2D-2E */ | |
410 | 0x02, 0x54, /* 2F-30 */ | |
411 | 0xB0, 0x00, /* 31-32 */ | |
412 | 0x14, /* 33 */ | |
413 | 0x49, /* 34 */ | |
414 | 0x00, /* 35 written multiple times */ | |
415 | 0x00, /* 36 not written */ | |
416 | 0xA3, /* 37 */ | |
417 | 0xC8, /* 38 */ | |
418 | 0x22, /* 39 */ | |
419 | 0x02, /* 3A */ | |
420 | 0x22, /* 3B */ | |
421 | 0x3F, 0x03, /* 3C-3D */ | |
422 | 0x00, /* 3E written multiple times */ | |
423 | 0x00, /* 3F not written */ | |
424 | }, MATROXFB_OUTPUT_MODE_PAL, 625, 50 }; | |
425 | static struct mavenregs ntscregs = { { | |
426 | 0x21, 0xF0, 0x7C, 0x1F, /* 00: chroma subcarrier */ | |
427 | 0x00, | |
428 | 0x00, /* ? not written */ | |
429 | 0x00, /* modified by code (F9 written...) */ | |
430 | 0x00, /* ? not written */ | |
431 | 0x7E, /* 08 */ | |
432 | 0x43, /* 09 */ | |
433 | 0x7E, /* 0A */ | |
434 | 0x3D, /* 0B */ | |
435 | 0x00, /* 0C */ | |
436 | 0x00, /* ? not written */ | |
437 | 0x41, 0x00, /* 0E-0F */ | |
438 | 0x3C, 0x00, /* 10-11 */ | |
439 | 0x17, /* 12 */ | |
440 | 0x21, /* 13 */ | |
441 | 0x1B, 0x1B, 0x24, /* 14-16 */ | |
442 | 0x83, 0x01, /* 17-18 */ | |
443 | 0x00, /* 19 */ | |
444 | 0x0F, /* 1A */ | |
445 | 0x0F, /* 1B */ | |
446 | 0x60, /* 1C */ | |
447 | 0x05, /* 1D */ | |
448 | 0x89, 0x02, /* 1E-1F */ | |
449 | 0x5F, /* 20 */ | |
450 | 0x04, /* 21 */ | |
451 | 0x5F, /* 22 */ | |
452 | 0x01, /* 23 */ | |
453 | 0x02, /* 24 */ | |
454 | 0x00, /* 25 */ | |
455 | 0x0A, /* 26 */ | |
456 | 0x05, /* 27 */ | |
457 | 0x00, /* 28 */ | |
458 | 0x10, /* 29 */ | |
459 | 0xFF, 0x03, /* 2A-2B */ | |
460 | 0x24, /* 2C */ | |
461 | 0x0F, 0x78, /* 2D-2E */ | |
462 | 0x00, 0x00, /* 2F-30 */ | |
463 | 0xB2, 0x04, /* 31-32 */ | |
464 | 0x14, /* 33 */ | |
465 | 0x02, /* 34 */ | |
466 | 0x00, /* 35 written multiple times */ | |
467 | 0x00, /* 36 not written */ | |
468 | 0xA3, /* 37 */ | |
469 | 0xC8, /* 38 */ | |
470 | 0x15, /* 39 */ | |
471 | 0x05, /* 3A */ | |
472 | 0x3B, /* 3B */ | |
473 | 0x3C, 0x00, /* 3C-3D */ | |
474 | 0x00, /* 3E written multiple times */ | |
475 | 0x00, /* never written */ | |
476 | }, MATROXFB_OUTPUT_MODE_NTSC, 525, 60 }; | |
ee5a2749 | 477 | struct matrox_fb_info *minfo = md->primary_head; |
1da177e4 | 478 | |
fc2d10dd | 479 | if (minfo->outputs[1].mode == MATROXFB_OUTPUT_MODE_PAL) |
1da177e4 LT |
480 | *data = palregs; |
481 | else | |
482 | *data = ntscregs; | |
483 | ||
484 | /* Set deflicker */ | |
485 | data->regs[0x93] = maven_compute_deflicker(md); | |
486 | ||
487 | /* set gamma */ | |
488 | { | |
489 | const struct maven_gamma* g; | |
490 | g = maven_compute_gamma(md); | |
491 | data->regs[0x83] = g->reg83; | |
492 | data->regs[0x84] = g->reg84; | |
493 | data->regs[0x85] = g->reg85; | |
494 | data->regs[0x86] = g->reg86; | |
495 | data->regs[0x87] = g->reg87; | |
496 | data->regs[0x88] = g->reg88; | |
497 | data->regs[0x89] = g->reg89; | |
498 | data->regs[0x8A] = g->reg8a; | |
499 | data->regs[0x8B] = g->reg8b; | |
500 | } | |
501 | ||
502 | /* Set contrast / brightness */ | |
503 | { | |
504 | int bl, wl; | |
505 | maven_compute_bwlevel (md, &bl, &wl); | |
506 | data->regs[0x0e] = bl >> 2; | |
507 | data->regs[0x0f] = bl & 3; | |
508 | data->regs[0x1e] = wl >> 2; | |
509 | data->regs[0x1f] = wl & 3; | |
510 | } | |
511 | ||
512 | /* Set saturation */ | |
513 | { | |
514 | data->regs[0x20] = | |
fc2d10dd | 515 | data->regs[0x22] = minfo->altout.tvo_params.saturation; |
1da177e4 LT |
516 | } |
517 | ||
518 | /* Set HUE */ | |
fc2d10dd | 519 | data->regs[0x25] = minfo->altout.tvo_params.hue; |
1da177e4 LT |
520 | return; |
521 | } | |
522 | ||
523 | #define LR(x) maven_set_reg(c, (x), m->regs[(x)]) | |
524 | #define LRP(x) maven_set_reg_pair(c, (x), m->regs[(x)] | (m->regs[(x)+1] << 8)) | |
525 | static void maven_init_TV(struct i2c_client* c, const struct mavenregs* m) { | |
526 | int val; | |
527 | ||
528 | ||
529 | maven_set_reg(c, 0x3E, 0x01); | |
530 | maven_get_reg(c, 0x82); /* fetch oscillator state? */ | |
531 | maven_set_reg(c, 0x8C, 0x00); | |
532 | maven_get_reg(c, 0x94); /* get 0x82 */ | |
533 | maven_set_reg(c, 0x94, 0xA2); | |
534 | /* xmiscctrl */ | |
535 | ||
536 | maven_set_reg_pair(c, 0x8E, 0x1EFF); | |
537 | maven_set_reg(c, 0xC6, 0x01); | |
538 | ||
539 | /* removed code... */ | |
540 | ||
541 | maven_get_reg(c, 0x06); | |
542 | maven_set_reg(c, 0x06, 0xF9); /* or read |= 0xF0 ? */ | |
543 | ||
544 | /* removed code here... */ | |
545 | ||
546 | /* real code begins here? */ | |
547 | /* chroma subcarrier */ | |
548 | LR(0x00); LR(0x01); LR(0x02); LR(0x03); | |
549 | ||
550 | LR(0x04); | |
551 | ||
552 | LR(0x2C); | |
553 | LR(0x08); | |
554 | LR(0x0A); | |
555 | LR(0x09); | |
556 | LR(0x29); | |
557 | LRP(0x31); | |
558 | LRP(0x17); | |
559 | LR(0x0B); | |
560 | LR(0x0C); | |
561 | if (m->mode == MATROXFB_OUTPUT_MODE_PAL) { | |
562 | maven_set_reg(c, 0x35, 0x10); /* ... */ | |
563 | } else { | |
564 | maven_set_reg(c, 0x35, 0x0F); /* ... */ | |
565 | } | |
566 | ||
567 | LRP(0x10); | |
568 | ||
569 | LRP(0x0E); | |
570 | LRP(0x1E); | |
571 | ||
572 | LR(0x20); /* saturation #1 */ | |
573 | LR(0x22); /* saturation #2 */ | |
574 | LR(0x25); /* hue */ | |
575 | LR(0x34); | |
576 | LR(0x33); | |
577 | LR(0x19); | |
578 | LR(0x12); | |
579 | LR(0x3B); | |
580 | LR(0x13); | |
581 | LR(0x39); | |
582 | LR(0x1D); | |
583 | LR(0x3A); | |
584 | LR(0x24); | |
585 | LR(0x14); | |
586 | LR(0x15); | |
587 | LR(0x16); | |
588 | LRP(0x2D); | |
589 | LRP(0x2F); | |
590 | LR(0x1A); | |
591 | LR(0x1B); | |
592 | LR(0x1C); | |
593 | LR(0x23); | |
594 | LR(0x26); | |
595 | LR(0x28); | |
596 | LR(0x27); | |
597 | LR(0x21); | |
598 | LRP(0x2A); | |
599 | if (m->mode == MATROXFB_OUTPUT_MODE_PAL) | |
600 | maven_set_reg(c, 0x35, 0x1D); /* ... */ | |
601 | else | |
602 | maven_set_reg(c, 0x35, 0x1C); | |
603 | ||
604 | LRP(0x3C); | |
605 | LR(0x37); | |
606 | LR(0x38); | |
607 | maven_set_reg(c, 0xB3, 0x01); | |
608 | ||
609 | maven_get_reg(c, 0xB0); /* read 0x80 */ | |
610 | maven_set_reg(c, 0xB0, 0x08); /* ugh... */ | |
611 | maven_get_reg(c, 0xB9); /* read 0x7C */ | |
612 | maven_set_reg(c, 0xB9, 0x78); | |
613 | maven_get_reg(c, 0xBF); /* read 0x00 */ | |
614 | maven_set_reg(c, 0xBF, 0x02); | |
615 | maven_get_reg(c, 0x94); /* read 0x82 */ | |
616 | maven_set_reg(c, 0x94, 0xB3); | |
617 | ||
618 | LR(0x80); /* 04 1A 91 or 05 21 91 */ | |
619 | LR(0x81); | |
620 | LR(0x82); | |
621 | ||
622 | maven_set_reg(c, 0x8C, 0x20); | |
623 | maven_get_reg(c, 0x8D); | |
624 | maven_set_reg(c, 0x8D, 0x10); | |
625 | ||
626 | LR(0x90); /* 4D 50 52 or 4E 05 45 */ | |
627 | LR(0x91); | |
628 | LR(0x92); | |
629 | ||
630 | LRP(0x9A); /* 0049 or 004F */ | |
631 | LRP(0x9C); /* 0004 or 0004 */ | |
632 | LRP(0x9E); /* 0458 or 045E */ | |
633 | LRP(0xA0); /* 05DA or 051B */ | |
634 | LRP(0xA2); /* 00CC or 00CF */ | |
635 | LRP(0xA4); /* 007D or 007F */ | |
636 | LRP(0xA6); /* 007C or 007E */ | |
637 | LRP(0xA8); /* 03CB or 03CE */ | |
638 | LRP(0x98); /* 0000 or 0000 */ | |
639 | LRP(0xAE); /* 0044 or 003A */ | |
640 | LRP(0x96); /* 05DA or 051B */ | |
641 | LRP(0xAA); /* 04BC or 046A */ | |
642 | LRP(0xAC); /* 004D or 004E */ | |
643 | ||
644 | LR(0xBE); | |
645 | LR(0xC2); | |
646 | ||
647 | maven_get_reg(c, 0x8D); | |
648 | maven_set_reg(c, 0x8D, 0x04); | |
649 | ||
650 | LR(0x20); /* saturation #1 */ | |
651 | LR(0x22); /* saturation #2 */ | |
652 | LR(0x93); /* whoops */ | |
653 | LR(0x20); /* oh, saturation #1 again */ | |
654 | LR(0x22); /* oh, saturation #2 again */ | |
655 | LR(0x25); /* hue */ | |
656 | LRP(0x0E); | |
657 | LRP(0x1E); | |
658 | LRP(0x0E); /* problems with memory? */ | |
659 | LRP(0x1E); /* yes, matrox must have problems in memory area... */ | |
660 | ||
661 | /* load gamma correction stuff */ | |
662 | LR(0x83); | |
663 | LR(0x84); | |
664 | LR(0x85); | |
665 | LR(0x86); | |
666 | LR(0x87); | |
667 | LR(0x88); | |
668 | LR(0x89); | |
669 | LR(0x8A); | |
670 | LR(0x8B); | |
671 | ||
672 | val = maven_get_reg(c, 0x8D); | |
673 | val &= 0x14; /* 0x10 or anything ored with it */ | |
674 | maven_set_reg(c, 0x8D, val); | |
675 | ||
676 | LR(0x33); | |
677 | LR(0x19); | |
678 | LR(0x12); | |
679 | LR(0x3B); | |
680 | LR(0x13); | |
681 | LR(0x39); | |
682 | LR(0x1D); | |
683 | LR(0x3A); | |
684 | LR(0x24); | |
685 | LR(0x14); | |
686 | LR(0x15); | |
687 | LR(0x16); | |
688 | LRP(0x2D); | |
689 | LRP(0x2F); | |
690 | LR(0x1A); | |
691 | LR(0x1B); | |
692 | LR(0x1C); | |
693 | LR(0x23); | |
694 | LR(0x26); | |
695 | LR(0x28); | |
696 | LR(0x27); | |
697 | LR(0x21); | |
698 | LRP(0x2A); | |
699 | if (m->mode == MATROXFB_OUTPUT_MODE_PAL) | |
700 | maven_set_reg(c, 0x35, 0x1D); | |
701 | else | |
702 | maven_set_reg(c, 0x35, 0x1C); | |
703 | LRP(0x3C); | |
704 | LR(0x37); | |
705 | LR(0x38); | |
706 | ||
707 | maven_get_reg(c, 0xB0); | |
708 | LR(0xB0); /* output mode */ | |
709 | LR(0x90); | |
710 | LR(0xBE); | |
711 | LR(0xC2); | |
712 | ||
713 | LRP(0x9A); | |
714 | LRP(0xA2); | |
715 | LRP(0x9E); | |
716 | LRP(0xA6); | |
717 | LRP(0xAA); | |
718 | LRP(0xAC); | |
719 | maven_set_reg(c, 0x3E, 0x00); | |
720 | maven_set_reg(c, 0x95, 0x20); | |
721 | } | |
722 | ||
723 | static int maven_find_exact_clocks(unsigned int ht, unsigned int vt, | |
724 | struct mavenregs* m) { | |
725 | unsigned int x; | |
726 | unsigned int err = ~0; | |
727 | ||
728 | /* 1:1 */ | |
729 | m->regs[0x80] = 0x0F; | |
730 | m->regs[0x81] = 0x07; | |
731 | m->regs[0x82] = 0x81; | |
732 | ||
733 | for (x = 0; x < 8; x++) { | |
a6343afb | 734 | unsigned int c; |
3f649ab7 KC |
735 | unsigned int a, b, |
736 | h2; | |
1da177e4 LT |
737 | unsigned int h = ht + 2 + x; |
738 | ||
739 | if (!matroxfb_mavenclock((m->mode == MATROXFB_OUTPUT_MODE_PAL) ? &maven_PAL : &maven_NTSC, h, vt, &a, &b, &c, &h2)) { | |
740 | unsigned int diff = h - h2; | |
741 | ||
742 | if (diff < err) { | |
743 | err = diff; | |
744 | m->regs[0x80] = a - 1; | |
745 | m->regs[0x81] = b - 1; | |
746 | m->regs[0x82] = c | 0x80; | |
747 | m->hcorr = h2 - 2; | |
748 | m->htotal = h - 2; | |
749 | } | |
750 | } | |
751 | } | |
752 | return err != ~0U; | |
753 | } | |
754 | ||
755 | static inline int maven_compute_timming(struct maven_data* md, | |
756 | struct my_timming* mt, | |
757 | struct mavenregs* m) { | |
758 | unsigned int tmpi; | |
759 | unsigned int a, bv, c; | |
ee5a2749 | 760 | struct matrox_fb_info *minfo = md->primary_head; |
1da177e4 | 761 | |
fc2d10dd | 762 | m->mode = minfo->outputs[1].mode; |
1da177e4 LT |
763 | if (m->mode != MATROXFB_OUTPUT_MODE_MONITOR) { |
764 | unsigned int lmargin; | |
765 | unsigned int umargin; | |
766 | unsigned int vslen; | |
767 | unsigned int hcrt; | |
768 | unsigned int slen; | |
769 | ||
770 | maven_init_TVdata(md, m); | |
771 | ||
772 | if (maven_find_exact_clocks(mt->HTotal, mt->VTotal, m) == 0) | |
773 | return -EINVAL; | |
774 | ||
775 | lmargin = mt->HTotal - mt->HSyncEnd; | |
776 | slen = mt->HSyncEnd - mt->HSyncStart; | |
777 | hcrt = mt->HTotal - slen - mt->delay; | |
778 | umargin = mt->VTotal - mt->VSyncEnd; | |
779 | vslen = mt->VSyncEnd - mt->VSyncStart; | |
780 | ||
781 | if (m->hcorr < mt->HTotal) | |
782 | hcrt += m->hcorr; | |
783 | if (hcrt > mt->HTotal) | |
784 | hcrt -= mt->HTotal; | |
785 | if (hcrt + 2 > mt->HTotal) | |
786 | hcrt = 0; /* or issue warning? */ | |
787 | ||
788 | /* last (first? middle?) line in picture can have different length */ | |
789 | /* hlen - 2 */ | |
790 | m->regs[0x96] = m->hcorr; | |
791 | m->regs[0x97] = m->hcorr >> 8; | |
792 | /* ... */ | |
793 | m->regs[0x98] = 0x00; m->regs[0x99] = 0x00; | |
794 | /* hblanking end */ | |
795 | m->regs[0x9A] = lmargin; /* 100% */ | |
796 | m->regs[0x9B] = lmargin >> 8; /* 100% */ | |
797 | /* who knows */ | |
798 | m->regs[0x9C] = 0x04; | |
799 | m->regs[0x9D] = 0x00; | |
800 | /* htotal - 2 */ | |
801 | m->regs[0xA0] = m->htotal; | |
802 | m->regs[0xA1] = m->htotal >> 8; | |
803 | /* vblanking end */ | |
804 | m->regs[0xA2] = mt->VTotal - mt->VSyncStart - 1; /* stop vblanking */ | |
805 | m->regs[0xA3] = (mt->VTotal - mt->VSyncStart - 1) >> 8; | |
806 | /* something end... [A6]+1..[A8] */ | |
807 | if (md->version == MGATVO_B) { | |
808 | m->regs[0xA4] = 0x04; | |
809 | m->regs[0xA5] = 0x00; | |
810 | } else { | |
811 | m->regs[0xA4] = 0x01; | |
812 | m->regs[0xA5] = 0x00; | |
813 | } | |
814 | /* something start... 0..[A4]-1 */ | |
815 | m->regs[0xA6] = 0x00; | |
816 | m->regs[0xA7] = 0x00; | |
817 | /* vertical line count - 1 */ | |
818 | m->regs[0xA8] = mt->VTotal - 1; | |
819 | m->regs[0xA9] = (mt->VTotal - 1) >> 8; | |
820 | /* horizontal vidrst pos */ | |
821 | m->regs[0xAA] = hcrt; /* 0 <= hcrt <= htotal - 2 */ | |
822 | m->regs[0xAB] = hcrt >> 8; | |
823 | /* vertical vidrst pos */ | |
824 | m->regs[0xAC] = mt->VTotal - 2; | |
825 | m->regs[0xAD] = (mt->VTotal - 2) >> 8; | |
826 | /* moves picture up/down and so on... */ | |
827 | m->regs[0xAE] = 0x01; /* Fix this... 0..VTotal */ | |
828 | m->regs[0xAF] = 0x00; | |
829 | { | |
830 | int hdec; | |
831 | int hlen; | |
832 | unsigned int ibmin = 4 + lmargin + mt->HDisplay; | |
833 | unsigned int ib; | |
834 | int i; | |
835 | ||
836 | /* Verify! */ | |
837 | /* Where 94208 came from? */ | |
838 | if (mt->HTotal) | |
839 | hdec = 94208 / (mt->HTotal); | |
840 | else | |
841 | hdec = 0x81; | |
842 | if (hdec > 0x81) | |
843 | hdec = 0x81; | |
844 | if (hdec < 0x41) | |
845 | hdec = 0x41; | |
846 | hdec--; | |
847 | hlen = 98304 - 128 - ((lmargin + mt->HDisplay - 8) * hdec); | |
848 | if (hlen < 0) | |
849 | hlen = 0; | |
850 | hlen = hlen >> 8; | |
851 | if (hlen > 0xFF) | |
852 | hlen = 0xFF; | |
853 | /* Now we have to compute input buffer length. | |
854 | If you want any picture, it must be between | |
855 | 4 + lmargin + xres | |
856 | and | |
857 | 94208 / hdec | |
858 | If you want perfect picture even on the top | |
859 | of screen, it must be also | |
860 | 0x3C0000 * i / hdec + Q - R / hdec | |
861 | where | |
862 | R Qmin Qmax | |
863 | 0x07000 0x5AE 0x5BF | |
864 | 0x08000 0x5CF 0x5FF | |
865 | 0x0C000 0x653 0x67F | |
866 | 0x10000 0x6F8 0x6FF | |
867 | */ | |
868 | i = 1; | |
869 | do { | |
870 | ib = ((0x3C0000 * i - 0x8000)/ hdec + 0x05E7) >> 8; | |
871 | i++; | |
872 | } while (ib < ibmin); | |
873 | if (ib >= m->htotal + 2) { | |
874 | ib = ibmin; | |
875 | } | |
876 | ||
877 | m->regs[0x90] = hdec; /* < 0x40 || > 0x80 is bad... 0x80 is questionable */ | |
878 | m->regs[0xC2] = hlen; | |
879 | /* 'valid' input line length */ | |
880 | m->regs[0x9E] = ib; | |
881 | m->regs[0x9F] = ib >> 8; | |
882 | } | |
883 | { | |
884 | int vdec; | |
885 | int vlen; | |
886 | ||
887 | #define MATROX_USE64BIT_DIVIDE | |
888 | if (mt->VTotal) { | |
889 | #ifdef MATROX_USE64BIT_DIVIDE | |
890 | u64 f1; | |
891 | u32 a; | |
892 | u32 b; | |
893 | ||
894 | a = m->vlines * (m->htotal + 2); | |
895 | b = (mt->VTotal - 1) * (m->htotal + 2) + m->hcorr + 2; | |
896 | ||
897 | f1 = ((u64)a) << 15; /* *32768 */ | |
898 | do_div(f1, b); | |
899 | vdec = f1; | |
900 | #else | |
901 | vdec = m->vlines * 32768 / mt->VTotal; | |
902 | #endif | |
903 | } else | |
904 | vdec = 0x8000; | |
905 | if (vdec > 0x8000) | |
906 | vdec = 0x8000; | |
907 | vlen = (vslen + umargin + mt->VDisplay) * vdec; | |
908 | vlen = (vlen >> 16) - 146; /* FIXME: 146?! */ | |
909 | if (vlen < 0) | |
910 | vlen = 0; | |
911 | if (vlen > 0xFF) | |
912 | vlen = 0xFF; | |
913 | vdec--; | |
914 | m->regs[0x91] = vdec; | |
915 | m->regs[0x92] = vdec >> 8; | |
916 | m->regs[0xBE] = vlen; | |
917 | } | |
918 | m->regs[0xB0] = 0x08; /* output: SVideo/Composite */ | |
919 | return 0; | |
920 | } | |
921 | ||
922 | DAC1064_calcclock(mt->pixclock, 450000, &a, &bv, &c); | |
923 | m->regs[0x80] = a; | |
924 | m->regs[0x81] = bv; | |
925 | m->regs[0x82] = c | 0x80; | |
926 | ||
927 | m->regs[0xB3] = 0x01; | |
928 | m->regs[0x94] = 0xB2; | |
929 | ||
930 | /* htotal... */ | |
931 | m->regs[0x96] = mt->HTotal; | |
932 | m->regs[0x97] = mt->HTotal >> 8; | |
933 | /* ?? */ | |
934 | m->regs[0x98] = 0x00; | |
935 | m->regs[0x99] = 0x00; | |
936 | /* hsync len */ | |
937 | tmpi = mt->HSyncEnd - mt->HSyncStart; | |
938 | m->regs[0x9A] = tmpi; | |
939 | m->regs[0x9B] = tmpi >> 8; | |
940 | /* hblank end */ | |
941 | tmpi = mt->HTotal - mt->HSyncStart; | |
942 | m->regs[0x9C] = tmpi; | |
943 | m->regs[0x9D] = tmpi >> 8; | |
944 | /* hblank start */ | |
945 | tmpi += mt->HDisplay; | |
946 | m->regs[0x9E] = tmpi; | |
947 | m->regs[0x9F] = tmpi >> 8; | |
948 | /* htotal + 1 */ | |
949 | tmpi = mt->HTotal + 1; | |
950 | m->regs[0xA0] = tmpi; | |
951 | m->regs[0xA1] = tmpi >> 8; | |
952 | /* vsync?! */ | |
953 | tmpi = mt->VSyncEnd - mt->VSyncStart - 1; | |
954 | m->regs[0xA2] = tmpi; | |
955 | m->regs[0xA3] = tmpi >> 8; | |
956 | /* ignored? */ | |
957 | tmpi = mt->VTotal - mt->VSyncStart; | |
958 | m->regs[0xA4] = tmpi; | |
959 | m->regs[0xA5] = tmpi >> 8; | |
960 | /* ignored? */ | |
961 | tmpi = mt->VTotal - 1; | |
962 | m->regs[0xA6] = tmpi; | |
963 | m->regs[0xA7] = tmpi >> 8; | |
964 | /* vtotal - 1 */ | |
965 | m->regs[0xA8] = tmpi; | |
966 | m->regs[0xA9] = tmpi >> 8; | |
967 | /* hor vidrst */ | |
968 | tmpi = mt->HTotal - mt->delay; | |
969 | m->regs[0xAA] = tmpi; | |
970 | m->regs[0xAB] = tmpi >> 8; | |
971 | /* vert vidrst */ | |
972 | tmpi = mt->VTotal - 2; | |
973 | m->regs[0xAC] = tmpi; | |
974 | m->regs[0xAD] = tmpi >> 8; | |
975 | /* ignored? */ | |
976 | m->regs[0xAE] = 0x00; | |
977 | m->regs[0xAF] = 0x00; | |
978 | ||
979 | m->regs[0xB0] = 0x03; /* output: monitor */ | |
980 | m->regs[0xB1] = 0xA0; /* ??? */ | |
981 | m->regs[0x8C] = 0x20; /* must be set... */ | |
982 | m->regs[0x8D] = 0x04; /* defaults to 0x10: test signal */ | |
983 | m->regs[0xB9] = 0x1A; /* defaults to 0x2C: too bright */ | |
984 | m->regs[0xBF] = 0x22; /* makes picture stable */ | |
985 | ||
986 | return 0; | |
987 | } | |
988 | ||
858119e1 | 989 | static int maven_program_timming(struct maven_data* md, |
1da177e4 | 990 | const struct mavenregs* m) { |
10546355 | 991 | struct i2c_client *c = md->client; |
1da177e4 LT |
992 | |
993 | if (m->mode == MATROXFB_OUTPUT_MODE_MONITOR) { | |
994 | LR(0x80); | |
995 | LR(0x81); | |
996 | LR(0x82); | |
997 | ||
998 | LR(0xB3); | |
999 | LR(0x94); | |
1000 | ||
1001 | LRP(0x96); | |
1002 | LRP(0x98); | |
1003 | LRP(0x9A); | |
1004 | LRP(0x9C); | |
1005 | LRP(0x9E); | |
1006 | LRP(0xA0); | |
1007 | LRP(0xA2); | |
1008 | LRP(0xA4); | |
1009 | LRP(0xA6); | |
1010 | LRP(0xA8); | |
1011 | LRP(0xAA); | |
1012 | LRP(0xAC); | |
1013 | LRP(0xAE); | |
1014 | ||
1015 | LR(0xB0); /* output: monitor */ | |
1016 | LR(0xB1); /* ??? */ | |
1017 | LR(0x8C); /* must be set... */ | |
1018 | LR(0x8D); /* defaults to 0x10: test signal */ | |
1019 | LR(0xB9); /* defaults to 0x2C: too bright */ | |
1020 | LR(0xBF); /* makes picture stable */ | |
1021 | } else { | |
1022 | maven_init_TV(c, m); | |
1023 | } | |
1024 | return 0; | |
1025 | } | |
1026 | ||
1027 | static inline int maven_resync(struct maven_data* md) { | |
10546355 | 1028 | struct i2c_client *c = md->client; |
1da177e4 LT |
1029 | maven_set_reg(c, 0x95, 0x20); /* start whole thing */ |
1030 | return 0; | |
1031 | } | |
1032 | ||
1033 | static int maven_get_queryctrl (struct maven_data* md, | |
1034 | struct v4l2_queryctrl *p) { | |
1035 | int i; | |
1036 | ||
1037 | i = get_ctrl_id(p->id); | |
1038 | if (i >= 0) { | |
1039 | *p = maven_controls[i].desc; | |
1040 | return 0; | |
1041 | } | |
1042 | if (i == -ENOENT) { | |
1043 | static const struct v4l2_queryctrl disctrl = | |
1044 | { .flags = V4L2_CTRL_FLAG_DISABLED }; | |
1045 | ||
1046 | i = p->id; | |
1047 | *p = disctrl; | |
1048 | p->id = i; | |
1049 | sprintf(p->name, "Ctrl #%08X", i); | |
1050 | return 0; | |
1051 | } | |
1052 | return -EINVAL; | |
1053 | } | |
1054 | ||
1055 | static int maven_set_control (struct maven_data* md, | |
1056 | struct v4l2_control *p) { | |
1057 | int i; | |
1058 | ||
1059 | i = get_ctrl_id(p->id); | |
1060 | if (i < 0) return -EINVAL; | |
1061 | ||
1062 | /* | |
1063 | * Check if changed. | |
1064 | */ | |
1065 | if (p->value == *get_ctrl_ptr(md, i)) return 0; | |
1066 | ||
1067 | /* | |
1068 | * Check limits. | |
1069 | */ | |
1070 | if (p->value > maven_controls[i].desc.maximum) return -EINVAL; | |
1071 | if (p->value < maven_controls[i].desc.minimum) return -EINVAL; | |
1072 | ||
1073 | /* | |
1074 | * Store new value. | |
1075 | */ | |
1076 | *get_ctrl_ptr(md, i) = p->value; | |
1077 | ||
1078 | switch (p->id) { | |
1079 | case V4L2_CID_BRIGHTNESS: | |
1080 | case V4L2_CID_CONTRAST: | |
1081 | { | |
1082 | int blacklevel, whitelevel; | |
1083 | maven_compute_bwlevel(md, &blacklevel, &whitelevel); | |
1084 | blacklevel = (blacklevel >> 2) | ((blacklevel & 3) << 8); | |
1085 | whitelevel = (whitelevel >> 2) | ((whitelevel & 3) << 8); | |
10546355 JD |
1086 | maven_set_reg_pair(md->client, 0x0e, blacklevel); |
1087 | maven_set_reg_pair(md->client, 0x1e, whitelevel); | |
1da177e4 LT |
1088 | } |
1089 | break; | |
1090 | case V4L2_CID_SATURATION: | |
1091 | { | |
10546355 JD |
1092 | maven_set_reg(md->client, 0x20, p->value); |
1093 | maven_set_reg(md->client, 0x22, p->value); | |
1da177e4 LT |
1094 | } |
1095 | break; | |
1096 | case V4L2_CID_HUE: | |
1097 | { | |
10546355 | 1098 | maven_set_reg(md->client, 0x25, p->value); |
1da177e4 LT |
1099 | } |
1100 | break; | |
1101 | case V4L2_CID_GAMMA: | |
1102 | { | |
1103 | const struct maven_gamma* g; | |
1104 | g = maven_compute_gamma(md); | |
10546355 JD |
1105 | maven_set_reg(md->client, 0x83, g->reg83); |
1106 | maven_set_reg(md->client, 0x84, g->reg84); | |
1107 | maven_set_reg(md->client, 0x85, g->reg85); | |
1108 | maven_set_reg(md->client, 0x86, g->reg86); | |
1109 | maven_set_reg(md->client, 0x87, g->reg87); | |
1110 | maven_set_reg(md->client, 0x88, g->reg88); | |
1111 | maven_set_reg(md->client, 0x89, g->reg89); | |
1112 | maven_set_reg(md->client, 0x8a, g->reg8a); | |
1113 | maven_set_reg(md->client, 0x8b, g->reg8b); | |
1da177e4 LT |
1114 | } |
1115 | break; | |
1116 | case MATROXFB_CID_TESTOUT: | |
1117 | { | |
1118 | unsigned char val | |
10546355 | 1119 | = maven_get_reg(md->client, 0x8d); |
1da177e4 LT |
1120 | if (p->value) val |= 0x10; |
1121 | else val &= ~0x10; | |
10546355 | 1122 | maven_set_reg(md->client, 0x8d, val); |
1da177e4 LT |
1123 | } |
1124 | break; | |
1125 | case MATROXFB_CID_DEFLICKER: | |
1126 | { | |
10546355 | 1127 | maven_set_reg(md->client, 0x93, maven_compute_deflicker(md)); |
1da177e4 LT |
1128 | } |
1129 | break; | |
1130 | } | |
1131 | ||
1132 | ||
1133 | return 0; | |
1134 | } | |
1135 | ||
1136 | static int maven_get_control (struct maven_data* md, | |
1137 | struct v4l2_control *p) { | |
1138 | int i; | |
1139 | ||
1140 | i = get_ctrl_id(p->id); | |
1141 | if (i < 0) return -EINVAL; | |
1142 | p->value = *get_ctrl_ptr(md, i); | |
1143 | return 0; | |
1144 | } | |
1145 | ||
1146 | /******************************************************/ | |
1147 | ||
1148 | static int maven_out_compute(void* md, struct my_timming* mt) { | |
1149 | #define mdinfo ((struct maven_data*)md) | |
1150 | #define minfo (mdinfo->primary_head) | |
fc2d10dd | 1151 | return maven_compute_timming(md, mt, &minfo->hw.maven); |
1da177e4 LT |
1152 | #undef minfo |
1153 | #undef mdinfo | |
1154 | } | |
1155 | ||
1156 | static int maven_out_program(void* md) { | |
1157 | #define mdinfo ((struct maven_data*)md) | |
1158 | #define minfo (mdinfo->primary_head) | |
fc2d10dd | 1159 | return maven_program_timming(md, &minfo->hw.maven); |
1da177e4 LT |
1160 | #undef minfo |
1161 | #undef mdinfo | |
1162 | } | |
1163 | ||
1164 | static int maven_out_start(void* md) { | |
1165 | return maven_resync(md); | |
1166 | } | |
1167 | ||
1168 | static int maven_out_verify_mode(void* md, u_int32_t arg) { | |
1169 | switch (arg) { | |
1170 | case MATROXFB_OUTPUT_MODE_PAL: | |
1171 | case MATROXFB_OUTPUT_MODE_NTSC: | |
1172 | case MATROXFB_OUTPUT_MODE_MONITOR: | |
1173 | return 0; | |
1174 | } | |
1175 | return -EINVAL; | |
1176 | } | |
1177 | ||
1178 | static int maven_out_get_queryctrl(void* md, struct v4l2_queryctrl* p) { | |
1179 | return maven_get_queryctrl(md, p); | |
1180 | } | |
1181 | ||
1182 | static int maven_out_get_ctrl(void* md, struct v4l2_control* p) { | |
1183 | return maven_get_control(md, p); | |
1184 | } | |
1185 | ||
1186 | static int maven_out_set_ctrl(void* md, struct v4l2_control* p) { | |
1187 | return maven_set_control(md, p); | |
1188 | } | |
1189 | ||
1190 | static struct matrox_altout maven_altout = { | |
1191 | .name = "Secondary output", | |
1192 | .compute = maven_out_compute, | |
1193 | .program = maven_out_program, | |
1194 | .start = maven_out_start, | |
1195 | .verifymode = maven_out_verify_mode, | |
1196 | .getqueryctrl = maven_out_get_queryctrl, | |
1197 | .getctrl = maven_out_get_ctrl, | |
1198 | .setctrl = maven_out_set_ctrl, | |
1199 | }; | |
1200 | ||
1201 | static int maven_init_client(struct i2c_client* clnt) { | |
1202 | struct maven_data* md = i2c_get_clientdata(clnt); | |
ee5a2749 JD |
1203 | struct matrox_fb_info *minfo = container_of(clnt->adapter, |
1204 | struct i2c_bit_adapter, | |
1205 | adapter)->minfo; | |
1da177e4 | 1206 | |
fc2d10dd | 1207 | md->primary_head = minfo; |
10546355 | 1208 | md->client = clnt; |
fc2d10dd JD |
1209 | down_write(&minfo->altout.lock); |
1210 | minfo->outputs[1].output = &maven_altout; | |
1211 | minfo->outputs[1].src = minfo->outputs[1].default_src; | |
1212 | minfo->outputs[1].data = md; | |
1213 | minfo->outputs[1].mode = MATROXFB_OUTPUT_MODE_MONITOR; | |
1214 | up_write(&minfo->altout.lock); | |
1da177e4 LT |
1215 | if (maven_get_reg(clnt, 0xB2) < 0x14) { |
1216 | md->version = MGATVO_B; | |
1217 | /* Tweak some things for this old chip */ | |
1218 | } else { | |
1219 | md->version = MGATVO_C; | |
1220 | } | |
1221 | /* | |
1222 | * Set all parameters to its initial values. | |
1223 | */ | |
1224 | { | |
1225 | unsigned int i; | |
1226 | ||
1227 | for (i = 0; i < MAVCTRLS; ++i) { | |
1228 | *get_ctrl_ptr(md, i) = maven_controls[i].desc.default_value; | |
1229 | } | |
1230 | } | |
1231 | ||
1232 | return 0; | |
1233 | } | |
1234 | ||
1235 | static int maven_shutdown_client(struct i2c_client* clnt) { | |
1236 | struct maven_data* md = i2c_get_clientdata(clnt); | |
1237 | ||
1238 | if (md->primary_head) { | |
ee5a2749 | 1239 | struct matrox_fb_info *minfo = md->primary_head; |
1da177e4 | 1240 | |
fc2d10dd JD |
1241 | down_write(&minfo->altout.lock); |
1242 | minfo->outputs[1].src = MATROXFB_SRC_NONE; | |
1243 | minfo->outputs[1].output = NULL; | |
1244 | minfo->outputs[1].data = NULL; | |
1245 | minfo->outputs[1].mode = MATROXFB_OUTPUT_MODE_MONITOR; | |
1246 | up_write(&minfo->altout.lock); | |
1da177e4 LT |
1247 | md->primary_head = NULL; |
1248 | } | |
1249 | return 0; | |
1250 | } | |
1251 | ||
10546355 JD |
1252 | static int maven_probe(struct i2c_client *client, |
1253 | const struct i2c_device_id *id) | |
1254 | { | |
1255 | struct i2c_adapter *adapter = client->adapter; | |
1256 | int err = -ENODEV; | |
1da177e4 LT |
1257 | struct maven_data* data; |
1258 | ||
1259 | if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_WRITE_WORD_DATA | | |
1260 | I2C_FUNC_SMBUS_BYTE_DATA | | |
14674e70 | 1261 | I2C_FUNC_NOSTART | |
1da177e4 LT |
1262 | I2C_FUNC_PROTOCOL_MANGLING)) |
1263 | goto ERROR0; | |
d03c21ec | 1264 | if (!(data = kzalloc(sizeof(*data), GFP_KERNEL))) { |
1da177e4 LT |
1265 | err = -ENOMEM; |
1266 | goto ERROR0; | |
1267 | } | |
10546355 JD |
1268 | i2c_set_clientdata(client, data); |
1269 | err = maven_init_client(client); | |
1da177e4 LT |
1270 | if (err) |
1271 | goto ERROR4; | |
1272 | return 0; | |
1273 | ERROR4:; | |
5ede40f8 | 1274 | kfree(data); |
1da177e4 LT |
1275 | ERROR0:; |
1276 | return err; | |
1277 | } | |
1278 | ||
10546355 JD |
1279 | static int maven_remove(struct i2c_client *client) |
1280 | { | |
1da177e4 | 1281 | maven_shutdown_client(client); |
d03c21ec | 1282 | kfree(i2c_get_clientdata(client)); |
1da177e4 LT |
1283 | return 0; |
1284 | } | |
1285 | ||
10546355 JD |
1286 | static const struct i2c_device_id maven_id[] = { |
1287 | { "maven", 0 }, | |
1288 | { } | |
1289 | }; | |
1290 | MODULE_DEVICE_TABLE(i2c, maven_id); | |
1291 | ||
1da177e4 | 1292 | static struct i2c_driver maven_driver={ |
1a7edcdc | 1293 | .driver = { |
1a7edcdc LR |
1294 | .name = "maven", |
1295 | }, | |
10546355 JD |
1296 | .probe = maven_probe, |
1297 | .remove = maven_remove, | |
1298 | .id_table = maven_id, | |
1da177e4 LT |
1299 | }; |
1300 | ||
93f57172 | 1301 | module_i2c_driver(maven_driver); |
1da177e4 LT |
1302 | MODULE_AUTHOR("(c) 1999-2002 Petr Vandrovec <vandrove@vc.cvut.cz>"); |
1303 | MODULE_DESCRIPTION("Matrox G200/G400 Matrox MGA-TVO driver"); | |
1304 | MODULE_LICENSE("GPL"); |