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1da177e4 LT |
1 | #include <linux/module.h> |
2 | #include <linux/moduleparam.h> | |
3 | #include <linux/kernel.h> | |
4 | #include <linux/i2c.h> | |
5 | #include <linux/types.h> | |
6 | #include <linux/videodev.h> | |
7 | #include <linux/init.h> | |
8 | #include <linux/errno.h> | |
9 | #include <linux/slab.h> | |
10 | #include <linux/delay.h> | |
11 | ||
12 | #include <media/audiochip.h> | |
13 | #include <media/tuner.h> | |
14 | #include <media/id.h> | |
15 | ||
16 | /* Chips: | |
17 | TDA9885 (PAL, NTSC) | |
18 | TDA9886 (PAL, SECAM, NTSC) | |
19 | TDA9887 (PAL, SECAM, NTSC, FM Radio) | |
20 | ||
21 | found on: | |
22 | - Pinnacle PCTV (Jul.2002 Version with MT2032, bttv) | |
23 | TDA9887 (world), TDA9885 (USA) | |
24 | Note: OP2 of tda988x must be set to 1, else MT2032 is disabled! | |
25 | - KNC One TV-Station RDS (saa7134) | |
21d4df37 | 26 | - Hauppauge PVR-150/500 (possibly more) |
1da177e4 LT |
27 | */ |
28 | ||
29 | ||
30 | /* Addresses to scan */ | |
31 | static unsigned short normal_i2c[] = { | |
32 | 0x84 >>1, | |
33 | 0x86 >>1, | |
34 | 0x96 >>1, | |
35 | I2C_CLIENT_END, | |
36 | }; | |
1da177e4 LT |
37 | I2C_CLIENT_INSMOD; |
38 | ||
39 | /* insmod options */ | |
40 | static unsigned int debug = 0; | |
41 | module_param(debug, int, 0644); | |
42 | MODULE_LICENSE("GPL"); | |
43 | ||
44 | /* ---------------------------------------------------------------------- */ | |
45 | ||
46 | #define UNSET (-1U) | |
47 | #define PREFIX "tda9885/6/7: " | |
48 | #define dprintk if (debug) printk | |
49 | ||
50 | struct tda9887 { | |
51 | struct i2c_client client; | |
52 | v4l2_std_id std; | |
793cf9e6 | 53 | enum tuner_mode mode; |
1da177e4 LT |
54 | unsigned int config; |
55 | unsigned int pinnacle_id; | |
56 | unsigned int using_v4l2; | |
56fc08ca | 57 | unsigned int radio_mode; |
1da177e4 LT |
58 | }; |
59 | ||
60 | struct tvnorm { | |
61 | v4l2_std_id std; | |
62 | char *name; | |
63 | unsigned char b; | |
64 | unsigned char c; | |
65 | unsigned char e; | |
66 | }; | |
67 | ||
68 | static struct i2c_driver driver; | |
69 | static struct i2c_client client_template; | |
70 | ||
71 | /* ---------------------------------------------------------------------- */ | |
72 | ||
73 | // | |
74 | // TDA defines | |
75 | // | |
76 | ||
77 | //// first reg (b) | |
78 | #define cVideoTrapBypassOFF 0x00 // bit b0 | |
79 | #define cVideoTrapBypassON 0x01 // bit b0 | |
80 | ||
81 | #define cAutoMuteFmInactive 0x00 // bit b1 | |
82 | #define cAutoMuteFmActive 0x02 // bit b1 | |
83 | ||
84 | #define cIntercarrier 0x00 // bit b2 | |
85 | #define cQSS 0x04 // bit b2 | |
86 | ||
87 | #define cPositiveAmTV 0x00 // bit b3:4 | |
88 | #define cFmRadio 0x08 // bit b3:4 | |
89 | #define cNegativeFmTV 0x10 // bit b3:4 | |
90 | ||
91 | ||
92 | #define cForcedMuteAudioON 0x20 // bit b5 | |
93 | #define cForcedMuteAudioOFF 0x00 // bit b5 | |
94 | ||
95 | #define cOutputPort1Active 0x00 // bit b6 | |
96 | #define cOutputPort1Inactive 0x40 // bit b6 | |
97 | ||
98 | #define cOutputPort2Active 0x00 // bit b7 | |
99 | #define cOutputPort2Inactive 0x80 // bit b7 | |
100 | ||
101 | ||
102 | //// second reg (c) | |
103 | #define cDeemphasisOFF 0x00 // bit c5 | |
104 | #define cDeemphasisON 0x20 // bit c5 | |
105 | ||
106 | #define cDeemphasis75 0x00 // bit c6 | |
107 | #define cDeemphasis50 0x40 // bit c6 | |
108 | ||
109 | #define cAudioGain0 0x00 // bit c7 | |
110 | #define cAudioGain6 0x80 // bit c7 | |
111 | ||
112 | ||
113 | //// third reg (e) | |
114 | #define cAudioIF_4_5 0x00 // bit e0:1 | |
115 | #define cAudioIF_5_5 0x01 // bit e0:1 | |
116 | #define cAudioIF_6_0 0x02 // bit e0:1 | |
117 | #define cAudioIF_6_5 0x03 // bit e0:1 | |
118 | ||
119 | ||
120 | #define cVideoIF_58_75 0x00 // bit e2:4 | |
121 | #define cVideoIF_45_75 0x04 // bit e2:4 | |
122 | #define cVideoIF_38_90 0x08 // bit e2:4 | |
123 | #define cVideoIF_38_00 0x0C // bit e2:4 | |
124 | #define cVideoIF_33_90 0x10 // bit e2:4 | |
125 | #define cVideoIF_33_40 0x14 // bit e2:4 | |
126 | #define cRadioIF_45_75 0x18 // bit e2:4 | |
127 | #define cRadioIF_38_90 0x1C // bit e2:4 | |
128 | ||
129 | ||
130 | #define cTunerGainNormal 0x00 // bit e5 | |
131 | #define cTunerGainLow 0x20 // bit e5 | |
132 | ||
133 | #define cGating_18 0x00 // bit e6 | |
134 | #define cGating_36 0x40 // bit e6 | |
135 | ||
136 | #define cAgcOutON 0x80 // bit e7 | |
137 | #define cAgcOutOFF 0x00 // bit e7 | |
138 | ||
139 | /* ---------------------------------------------------------------------- */ | |
140 | ||
141 | static struct tvnorm tvnorms[] = { | |
142 | { | |
143 | .std = V4L2_STD_PAL_BG, | |
144 | .name = "PAL-BG", | |
145 | .b = ( cNegativeFmTV | | |
146 | cQSS ), | |
147 | .c = ( cDeemphasisON | | |
148 | cDeemphasis50 ), | |
149 | .e = ( cAudioIF_5_5 | | |
150 | cVideoIF_38_90 ), | |
151 | },{ | |
152 | .std = V4L2_STD_PAL_I, | |
153 | .name = "PAL-I", | |
154 | .b = ( cNegativeFmTV | | |
155 | cQSS ), | |
156 | .c = ( cDeemphasisON | | |
157 | cDeemphasis50 ), | |
158 | .e = ( cAudioIF_6_0 | | |
159 | cVideoIF_38_90 ), | |
160 | },{ | |
161 | .std = V4L2_STD_PAL_DK, | |
162 | .name = "PAL-DK", | |
163 | .b = ( cNegativeFmTV | | |
164 | cQSS ), | |
165 | .c = ( cDeemphasisON | | |
166 | cDeemphasis50 ), | |
167 | .e = ( cAudioIF_6_5 | | |
168 | cVideoIF_38_00 ), | |
169 | },{ | |
170 | .std = V4L2_STD_PAL_M | V4L2_STD_PAL_N, | |
171 | .name = "PAL-M/N", | |
172 | .b = ( cNegativeFmTV | | |
173 | cQSS ), | |
174 | .c = ( cDeemphasisON | | |
175 | cDeemphasis75 ), | |
176 | .e = ( cAudioIF_4_5 | | |
177 | cVideoIF_45_75 ), | |
178 | },{ | |
179 | .std = V4L2_STD_SECAM_L, | |
180 | .name = "SECAM-L", | |
181 | .b = ( cPositiveAmTV | | |
182 | cQSS ), | |
5f7591c0 NS |
183 | .e = ( cGaiting_36 | |
184 | cAudioIF_6_5 | | |
1da177e4 LT |
185 | cVideoIF_38_90 ), |
186 | },{ | |
187 | .std = V4L2_STD_SECAM_DK, | |
188 | .name = "SECAM-DK", | |
189 | .b = ( cNegativeFmTV | | |
190 | cQSS ), | |
191 | .c = ( cDeemphasisON | | |
192 | cDeemphasis50 ), | |
193 | .e = ( cAudioIF_6_5 | | |
194 | cVideoIF_38_00 ), | |
195 | },{ | |
196 | .std = V4L2_STD_NTSC_M, | |
197 | .name = "NTSC-M", | |
198 | .b = ( cNegativeFmTV | | |
199 | cQSS ), | |
200 | .c = ( cDeemphasisON | | |
793cf9e6 | 201 | cDeemphasis75 ), |
1da177e4 LT |
202 | .e = ( cGating_36 | |
203 | cAudioIF_4_5 | | |
204 | cVideoIF_45_75 ), | |
205 | },{ | |
206 | .std = V4L2_STD_NTSC_M_JP, | |
207 | .name = "NTSC-JP", | |
208 | .b = ( cNegativeFmTV | | |
209 | cQSS ), | |
210 | .c = ( cDeemphasisON | | |
211 | cDeemphasis50 ), | |
212 | .e = ( cGating_36 | | |
213 | cAudioIF_4_5 | | |
214 | cVideoIF_58_75 ), | |
215 | } | |
216 | }; | |
217 | ||
56fc08ca MCC |
218 | static struct tvnorm radio_stereo = { |
219 | .name = "Radio Stereo", | |
220 | .b = ( cFmRadio | | |
221 | cQSS ), | |
222 | .c = ( cDeemphasisOFF | | |
223 | cAudioGain6 ), | |
224 | .e = ( cAudioIF_5_5 | | |
225 | cRadioIF_38_90 ), | |
226 | }; | |
227 | ||
228 | static struct tvnorm radio_mono = { | |
229 | .name = "Radio Mono", | |
1da177e4 LT |
230 | .b = ( cFmRadio | |
231 | cQSS ), | |
232 | .c = ( cDeemphasisON | | |
56fc08ca | 233 | cDeemphasis50), |
1da177e4 LT |
234 | .e = ( cAudioIF_5_5 | |
235 | cRadioIF_38_90 ), | |
236 | }; | |
237 | ||
238 | /* ---------------------------------------------------------------------- */ | |
239 | ||
240 | static void dump_read_message(unsigned char *buf) | |
241 | { | |
242 | static char *afc[16] = { | |
243 | "- 12.5 kHz", | |
244 | "- 37.5 kHz", | |
245 | "- 62.5 kHz", | |
246 | "- 87.5 kHz", | |
247 | "-112.5 kHz", | |
248 | "-137.5 kHz", | |
249 | "-162.5 kHz", | |
250 | "-187.5 kHz [min]", | |
251 | "+187.5 kHz [max]", | |
252 | "+162.5 kHz", | |
253 | "+137.5 kHz", | |
254 | "+112.5 kHz", | |
255 | "+ 87.5 kHz", | |
256 | "+ 62.5 kHz", | |
257 | "+ 37.5 kHz", | |
258 | "+ 12.5 kHz", | |
259 | }; | |
260 | printk(PREFIX "read: 0x%2x\n", buf[0]); | |
261 | printk(" after power on : %s\n", (buf[0] & 0x01) ? "yes" : "no"); | |
262 | printk(" afc : %s\n", afc[(buf[0] >> 1) & 0x0f]); | |
263 | printk(" fmif level : %s\n", (buf[0] & 0x20) ? "high" : "low"); | |
264 | printk(" afc window : %s\n", (buf[0] & 0x40) ? "in" : "out"); | |
265 | printk(" vfi level : %s\n", (buf[0] & 0x80) ? "high" : "low"); | |
266 | } | |
267 | ||
268 | static void dump_write_message(unsigned char *buf) | |
269 | { | |
270 | static char *sound[4] = { | |
271 | "AM/TV", | |
272 | "FM/radio", | |
273 | "FM/TV", | |
274 | "FM/radio" | |
275 | }; | |
276 | static char *adjust[32] = { | |
277 | "-16", "-15", "-14", "-13", "-12", "-11", "-10", "-9", | |
278 | "-8", "-7", "-6", "-5", "-4", "-3", "-2", "-1", | |
279 | "0", "+1", "+2", "+3", "+4", "+5", "+6", "+7", | |
280 | "+8", "+9", "+10", "+11", "+12", "+13", "+14", "+15" | |
281 | }; | |
282 | static char *deemph[4] = { | |
283 | "no", "no", "75", "50" | |
284 | }; | |
285 | static char *carrier[4] = { | |
286 | "4.5 MHz", | |
287 | "5.5 MHz", | |
288 | "6.0 MHz", | |
289 | "6.5 MHz / AM" | |
290 | }; | |
291 | static char *vif[8] = { | |
292 | "58.75 MHz", | |
293 | "45.75 MHz", | |
294 | "38.9 MHz", | |
295 | "38.0 MHz", | |
296 | "33.9 MHz", | |
297 | "33.4 MHz", | |
298 | "45.75 MHz + pin13", | |
299 | "38.9 MHz + pin13", | |
300 | }; | |
301 | static char *rif[4] = { | |
302 | "44 MHz", | |
303 | "52 MHz", | |
304 | "52 MHz", | |
305 | "44 MHz", | |
306 | }; | |
307 | ||
308 | printk(PREFIX "write: byte B 0x%02x\n",buf[1]); | |
309 | printk(" B0 video mode : %s\n", | |
310 | (buf[1] & 0x01) ? "video trap" : "sound trap"); | |
311 | printk(" B1 auto mute fm : %s\n", | |
312 | (buf[1] & 0x02) ? "yes" : "no"); | |
313 | printk(" B2 carrier mode : %s\n", | |
314 | (buf[1] & 0x04) ? "QSS" : "Intercarrier"); | |
315 | printk(" B3-4 tv sound/radio : %s\n", | |
316 | sound[(buf[1] & 0x18) >> 3]); | |
317 | printk(" B5 force mute audio: %s\n", | |
318 | (buf[1] & 0x20) ? "yes" : "no"); | |
319 | printk(" B6 output port 1 : %s\n", | |
320 | (buf[1] & 0x40) ? "high (inactive)" : "low (active)"); | |
321 | printk(" B7 output port 2 : %s\n", | |
322 | (buf[1] & 0x80) ? "high (inactive)" : "low (active)"); | |
323 | ||
324 | printk(PREFIX "write: byte C 0x%02x\n",buf[2]); | |
325 | printk(" C0-4 top adjustment : %s dB\n", adjust[buf[2] & 0x1f]); | |
326 | printk(" C5-6 de-emphasis : %s\n", deemph[(buf[2] & 0x60) >> 5]); | |
327 | printk(" C7 audio gain : %s\n", | |
328 | (buf[2] & 0x80) ? "-6" : "0"); | |
329 | ||
330 | printk(PREFIX "write: byte E 0x%02x\n",buf[3]); | |
331 | printk(" E0-1 sound carrier : %s\n", | |
332 | carrier[(buf[3] & 0x03)]); | |
5f7591c0 | 333 | printk(" E6 l pll gaiting : %s\n", |
1da177e4 LT |
334 | (buf[3] & 0x40) ? "36" : "13"); |
335 | ||
336 | if (buf[1] & 0x08) { | |
337 | /* radio */ | |
338 | printk(" E2-4 video if : %s\n", | |
339 | rif[(buf[3] & 0x0c) >> 2]); | |
340 | printk(" E7 vif agc output : %s\n", | |
341 | (buf[3] & 0x80) | |
342 | ? ((buf[3] & 0x10) ? "fm-agc radio" : "sif-agc radio") | |
343 | : "fm radio carrier afc"); | |
344 | } else { | |
345 | /* video */ | |
346 | printk(" E2-4 video if : %s\n", | |
347 | vif[(buf[3] & 0x1c) >> 2]); | |
348 | printk(" E5 tuner gain : %s\n", | |
349 | (buf[3] & 0x80) | |
350 | ? ((buf[3] & 0x20) ? "external" : "normal") | |
351 | : ((buf[3] & 0x20) ? "minimum" : "normal")); | |
352 | printk(" E7 vif agc output : %s\n", | |
353 | (buf[3] & 0x80) | |
354 | ? ((buf[3] & 0x20) | |
355 | ? "pin3 port, pin22 vif agc out" | |
356 | : "pin22 port, pin3 vif acg ext in") | |
357 | : "pin3+pin22 port"); | |
358 | } | |
359 | printk("--\n"); | |
360 | } | |
361 | ||
362 | /* ---------------------------------------------------------------------- */ | |
363 | ||
364 | static int tda9887_set_tvnorm(struct tda9887 *t, char *buf) | |
365 | { | |
366 | struct tvnorm *norm = NULL; | |
367 | int i; | |
368 | ||
793cf9e6 | 369 | if (t->mode == T_RADIO) { |
56fc08ca MCC |
370 | if (t->radio_mode == V4L2_TUNER_MODE_MONO) |
371 | norm = &radio_mono; | |
372 | else | |
586b0cab | 373 | norm = &radio_stereo; |
1da177e4 LT |
374 | } else { |
375 | for (i = 0; i < ARRAY_SIZE(tvnorms); i++) { | |
376 | if (tvnorms[i].std & t->std) { | |
377 | norm = tvnorms+i; | |
378 | break; | |
379 | } | |
380 | } | |
381 | } | |
382 | if (NULL == norm) { | |
793cf9e6 | 383 | dprintk(PREFIX "Unsupported tvnorm entry - audio muted\n"); |
1da177e4 LT |
384 | return -1; |
385 | } | |
386 | ||
387 | dprintk(PREFIX "configure for: %s\n",norm->name); | |
388 | buf[1] = norm->b; | |
389 | buf[2] = norm->c; | |
390 | buf[3] = norm->e; | |
391 | return 0; | |
392 | } | |
393 | ||
394 | static unsigned int port1 = UNSET; | |
395 | static unsigned int port2 = UNSET; | |
396 | static unsigned int qss = UNSET; | |
397 | static unsigned int adjust = 0x10; | |
398 | module_param(port1, int, 0644); | |
399 | module_param(port2, int, 0644); | |
400 | module_param(qss, int, 0644); | |
401 | module_param(adjust, int, 0644); | |
402 | ||
403 | static int tda9887_set_insmod(struct tda9887 *t, char *buf) | |
404 | { | |
405 | if (UNSET != port1) { | |
406 | if (port1) | |
407 | buf[1] |= cOutputPort1Inactive; | |
408 | else | |
409 | buf[1] &= ~cOutputPort1Inactive; | |
410 | } | |
411 | if (UNSET != port2) { | |
412 | if (port2) | |
413 | buf[1] |= cOutputPort2Inactive; | |
414 | else | |
415 | buf[1] &= ~cOutputPort2Inactive; | |
416 | } | |
417 | ||
418 | if (UNSET != qss) { | |
419 | if (qss) | |
420 | buf[1] |= cQSS; | |
421 | else | |
422 | buf[1] &= ~cQSS; | |
423 | } | |
424 | ||
425 | if (adjust >= 0x00 && adjust < 0x20) | |
426 | buf[2] |= adjust; | |
427 | return 0; | |
428 | } | |
429 | ||
430 | static int tda9887_set_config(struct tda9887 *t, char *buf) | |
431 | { | |
432 | if (t->config & TDA9887_PORT1_ACTIVE) | |
433 | buf[1] &= ~cOutputPort1Inactive; | |
434 | if (t->config & TDA9887_PORT1_INACTIVE) | |
435 | buf[1] |= cOutputPort1Inactive; | |
436 | if (t->config & TDA9887_PORT2_ACTIVE) | |
437 | buf[1] &= ~cOutputPort2Inactive; | |
438 | if (t->config & TDA9887_PORT2_INACTIVE) | |
439 | buf[1] |= cOutputPort2Inactive; | |
440 | ||
441 | if (t->config & TDA9887_QSS) | |
442 | buf[1] |= cQSS; | |
443 | if (t->config & TDA9887_INTERCARRIER) | |
444 | buf[1] &= ~cQSS; | |
445 | ||
446 | if (t->config & TDA9887_AUTOMUTE) | |
447 | buf[1] |= cAutoMuteFmActive; | |
448 | if (t->config & TDA9887_DEEMPHASIS_MASK) { | |
449 | buf[2] &= ~0x60; | |
450 | switch (t->config & TDA9887_DEEMPHASIS_MASK) { | |
451 | case TDA9887_DEEMPHASIS_NONE: | |
452 | buf[2] |= cDeemphasisOFF; | |
453 | break; | |
454 | case TDA9887_DEEMPHASIS_50: | |
455 | buf[2] |= cDeemphasisON | cDeemphasis50; | |
456 | break; | |
457 | case TDA9887_DEEMPHASIS_75: | |
458 | buf[2] |= cDeemphasisON | cDeemphasis75; | |
459 | break; | |
460 | } | |
461 | } | |
462 | return 0; | |
463 | } | |
464 | ||
465 | /* ---------------------------------------------------------------------- */ | |
466 | ||
467 | static int tda9887_set_pinnacle(struct tda9887 *t, char *buf) | |
468 | { | |
469 | unsigned int bCarrierMode = UNSET; | |
470 | ||
471 | if (t->std & V4L2_STD_625_50) { | |
472 | if ((1 == t->pinnacle_id) || (7 == t->pinnacle_id)) { | |
473 | bCarrierMode = cIntercarrier; | |
474 | } else { | |
475 | bCarrierMode = cQSS; | |
476 | } | |
477 | } | |
478 | if (t->std & V4L2_STD_525_60) { | |
479 | if ((5 == t->pinnacle_id) || (6 == t->pinnacle_id)) { | |
480 | bCarrierMode = cIntercarrier; | |
481 | } else { | |
482 | bCarrierMode = cQSS; | |
483 | } | |
484 | } | |
485 | ||
486 | if (bCarrierMode != UNSET) { | |
487 | buf[1] &= ~0x04; | |
488 | buf[1] |= bCarrierMode; | |
489 | } | |
490 | return 0; | |
491 | } | |
492 | ||
493 | /* ---------------------------------------------------------------------- */ | |
494 | ||
495 | static char pal[] = "-"; | |
975e046c | 496 | module_param_string(pal, pal, sizeof(pal), 0644); |
1da177e4 | 497 | static char secam[] = "-"; |
975e046c | 498 | module_param_string(secam, secam, sizeof(secam), 0644); |
1da177e4 LT |
499 | |
500 | static int tda9887_fixup_std(struct tda9887 *t) | |
501 | { | |
502 | /* get more precise norm info from insmod option */ | |
503 | if ((t->std & V4L2_STD_PAL) == V4L2_STD_PAL) { | |
504 | switch (pal[0]) { | |
505 | case 'b': | |
506 | case 'B': | |
507 | case 'g': | |
508 | case 'G': | |
509 | dprintk(PREFIX "insmod fixup: PAL => PAL-BG\n"); | |
510 | t->std = V4L2_STD_PAL_BG; | |
511 | break; | |
512 | case 'i': | |
513 | case 'I': | |
514 | dprintk(PREFIX "insmod fixup: PAL => PAL-I\n"); | |
515 | t->std = V4L2_STD_PAL_I; | |
516 | break; | |
517 | case 'd': | |
518 | case 'D': | |
519 | case 'k': | |
520 | case 'K': | |
521 | dprintk(PREFIX "insmod fixup: PAL => PAL-DK\n"); | |
522 | t->std = V4L2_STD_PAL_DK; | |
523 | break; | |
21d4df37 MCC |
524 | case '-': |
525 | /* default parameter, do nothing */ | |
526 | break; | |
527 | default: | |
528 | printk(PREFIX "pal= argument not recognised\n"); | |
529 | break; | |
1da177e4 LT |
530 | } |
531 | } | |
532 | if ((t->std & V4L2_STD_SECAM) == V4L2_STD_SECAM) { | |
533 | switch (secam[0]) { | |
534 | case 'd': | |
535 | case 'D': | |
536 | case 'k': | |
537 | case 'K': | |
538 | dprintk(PREFIX "insmod fixup: SECAM => SECAM-DK\n"); | |
539 | t->std = V4L2_STD_SECAM_DK; | |
540 | break; | |
541 | case 'l': | |
542 | case 'L': | |
543 | dprintk(PREFIX "insmod fixup: SECAM => SECAM-L\n"); | |
544 | t->std = V4L2_STD_SECAM_L; | |
545 | break; | |
21d4df37 MCC |
546 | case '-': |
547 | /* default parameter, do nothing */ | |
548 | break; | |
549 | default: | |
550 | printk(PREFIX "secam= argument not recognised\n"); | |
551 | break; | |
1da177e4 LT |
552 | } |
553 | } | |
554 | return 0; | |
555 | } | |
556 | ||
557 | static int tda9887_status(struct tda9887 *t) | |
558 | { | |
559 | unsigned char buf[1]; | |
560 | int rc; | |
561 | ||
562 | memset(buf,0,sizeof(buf)); | |
563 | if (1 != (rc = i2c_master_recv(&t->client,buf,1))) | |
564 | printk(PREFIX "i2c i/o error: rc == %d (should be 1)\n",rc); | |
565 | dump_read_message(buf); | |
566 | return 0; | |
567 | } | |
568 | ||
569 | static int tda9887_configure(struct tda9887 *t) | |
570 | { | |
571 | unsigned char buf[4]; | |
572 | int rc; | |
573 | ||
574 | memset(buf,0,sizeof(buf)); | |
575 | tda9887_set_tvnorm(t,buf); | |
56fc08ca | 576 | |
1da177e4 LT |
577 | buf[1] |= cOutputPort1Inactive; |
578 | buf[1] |= cOutputPort2Inactive; | |
56fc08ca | 579 | |
1da177e4 LT |
580 | if (UNSET != t->pinnacle_id) { |
581 | tda9887_set_pinnacle(t,buf); | |
582 | } | |
583 | tda9887_set_config(t,buf); | |
584 | tda9887_set_insmod(t,buf); | |
585 | ||
793cf9e6 MCC |
586 | if (t->mode == T_STANDBY) { |
587 | buf[1] |= cForcedMuteAudioON; | |
588 | } | |
589 | ||
1da177e4 LT |
590 | |
591 | dprintk(PREFIX "writing: b=0x%02x c=0x%02x e=0x%02x\n", | |
592 | buf[1],buf[2],buf[3]); | |
593 | if (debug > 1) | |
594 | dump_write_message(buf); | |
595 | ||
596 | if (4 != (rc = i2c_master_send(&t->client,buf,4))) | |
597 | printk(PREFIX "i2c i/o error: rc == %d (should be 4)\n",rc); | |
598 | ||
599 | if (debug > 2) { | |
600 | msleep_interruptible(1000); | |
601 | tda9887_status(t); | |
602 | } | |
603 | return 0; | |
604 | } | |
605 | ||
606 | /* ---------------------------------------------------------------------- */ | |
607 | ||
608 | static int tda9887_attach(struct i2c_adapter *adap, int addr, int kind) | |
609 | { | |
610 | struct tda9887 *t; | |
611 | ||
612 | client_template.adapter = adap; | |
613 | client_template.addr = addr; | |
614 | ||
615 | printk(PREFIX "chip found @ 0x%x\n", addr<<1); | |
616 | ||
617 | if (NULL == (t = kmalloc(sizeof(*t), GFP_KERNEL))) | |
618 | return -ENOMEM; | |
619 | memset(t,0,sizeof(*t)); | |
56fc08ca | 620 | |
1da177e4 LT |
621 | t->client = client_template; |
622 | t->std = 0; | |
623 | t->pinnacle_id = UNSET; | |
56fc08ca MCC |
624 | t->radio_mode = V4L2_TUNER_MODE_STEREO; |
625 | ||
586b0cab MCC |
626 | i2c_set_clientdata(&t->client, t); |
627 | i2c_attach_client(&t->client); | |
1da177e4 LT |
628 | |
629 | return 0; | |
630 | } | |
631 | ||
632 | static int tda9887_probe(struct i2c_adapter *adap) | |
633 | { | |
634 | #ifdef I2C_CLASS_TV_ANALOG | |
635 | if (adap->class & I2C_CLASS_TV_ANALOG) | |
636 | return i2c_probe(adap, &addr_data, tda9887_attach); | |
637 | #else | |
638 | switch (adap->id) { | |
c7a46533 JD |
639 | case I2C_HW_B_BT848: |
640 | case I2C_HW_B_RIVA: | |
1684a984 | 641 | case I2C_HW_SAA7134: |
1da177e4 LT |
642 | return i2c_probe(adap, &addr_data, tda9887_attach); |
643 | break; | |
644 | } | |
645 | #endif | |
646 | return 0; | |
647 | } | |
648 | ||
649 | static int tda9887_detach(struct i2c_client *client) | |
650 | { | |
651 | struct tda9887 *t = i2c_get_clientdata(client); | |
652 | ||
653 | i2c_detach_client(client); | |
654 | kfree(t); | |
655 | return 0; | |
656 | } | |
657 | ||
658 | #define SWITCH_V4L2 if (!t->using_v4l2 && debug) \ | |
659 | printk(PREFIX "switching to v4l2\n"); \ | |
660 | t->using_v4l2 = 1; | |
661 | #define CHECK_V4L2 if (t->using_v4l2) { if (debug) \ | |
662 | printk(PREFIX "ignore v4l1 call\n"); \ | |
663 | return 0; } | |
664 | ||
665 | static int | |
666 | tda9887_command(struct i2c_client *client, unsigned int cmd, void *arg) | |
667 | { | |
668 | struct tda9887 *t = i2c_get_clientdata(client); | |
669 | ||
670 | switch (cmd) { | |
671 | ||
672 | /* --- configuration --- */ | |
673 | case AUDC_SET_RADIO: | |
793cf9e6 MCC |
674 | { |
675 | t->mode = T_RADIO; | |
1da177e4 LT |
676 | tda9887_configure(t); |
677 | break; | |
793cf9e6 MCC |
678 | } |
679 | case TUNER_SET_STANDBY: | |
680 | { | |
681 | t->mode = T_STANDBY; | |
682 | tda9887_configure(t); | |
683 | break; | |
684 | } | |
1da177e4 LT |
685 | case AUDC_CONFIG_PINNACLE: |
686 | { | |
687 | int *i = arg; | |
688 | ||
689 | t->pinnacle_id = *i; | |
690 | tda9887_configure(t); | |
691 | break; | |
692 | } | |
693 | case TDA9887_SET_CONFIG: | |
694 | { | |
695 | int *i = arg; | |
696 | ||
697 | t->config = *i; | |
698 | tda9887_configure(t); | |
699 | break; | |
700 | } | |
701 | /* --- v4l ioctls --- */ | |
702 | /* take care: bttv does userspace copying, we'll get a | |
703 | kernel pointer here... */ | |
704 | case VIDIOCSCHAN: | |
705 | { | |
706 | static const v4l2_std_id map[] = { | |
707 | [ VIDEO_MODE_PAL ] = V4L2_STD_PAL, | |
708 | [ VIDEO_MODE_NTSC ] = V4L2_STD_NTSC_M, | |
709 | [ VIDEO_MODE_SECAM ] = V4L2_STD_SECAM, | |
710 | [ 4 /* bttv */ ] = V4L2_STD_PAL_M, | |
711 | [ 5 /* bttv */ ] = V4L2_STD_PAL_N, | |
712 | [ 6 /* bttv */ ] = V4L2_STD_NTSC_M_JP, | |
713 | }; | |
714 | struct video_channel *vc = arg; | |
715 | ||
716 | CHECK_V4L2; | |
793cf9e6 | 717 | t->mode = T_ANALOG_TV; |
1da177e4 LT |
718 | if (vc->norm < ARRAY_SIZE(map)) |
719 | t->std = map[vc->norm]; | |
720 | tda9887_fixup_std(t); | |
721 | tda9887_configure(t); | |
722 | break; | |
723 | } | |
724 | case VIDIOC_S_STD: | |
725 | { | |
726 | v4l2_std_id *id = arg; | |
727 | ||
728 | SWITCH_V4L2; | |
793cf9e6 | 729 | t->mode = T_ANALOG_TV; |
1da177e4 LT |
730 | t->std = *id; |
731 | tda9887_fixup_std(t); | |
732 | tda9887_configure(t); | |
733 | break; | |
734 | } | |
735 | case VIDIOC_S_FREQUENCY: | |
736 | { | |
737 | struct v4l2_frequency *f = arg; | |
738 | ||
739 | SWITCH_V4L2; | |
740 | if (V4L2_TUNER_ANALOG_TV == f->type) { | |
793cf9e6 | 741 | if (t->mode == T_ANALOG_TV) |
1da177e4 | 742 | return 0; |
793cf9e6 | 743 | t->mode = T_ANALOG_TV; |
1da177e4 LT |
744 | } |
745 | if (V4L2_TUNER_RADIO == f->type) { | |
793cf9e6 | 746 | if (t->mode == T_RADIO) |
1da177e4 | 747 | return 0; |
793cf9e6 | 748 | t->mode = T_RADIO; |
1da177e4 LT |
749 | } |
750 | tda9887_configure(t); | |
751 | break; | |
752 | } | |
753 | case VIDIOC_G_TUNER: | |
754 | { | |
755 | static int AFC_BITS_2_kHz[] = { | |
756 | -12500, -37500, -62500, -97500, | |
757 | -112500, -137500, -162500, -187500, | |
758 | 187500, 162500, 137500, 112500, | |
759 | 97500 , 62500, 37500 , 12500 | |
760 | }; | |
761 | struct v4l2_tuner* tuner = arg; | |
762 | ||
793cf9e6 | 763 | if (t->mode == T_RADIO) { |
1da177e4 LT |
764 | __u8 reg = 0; |
765 | tuner->afc=0; | |
766 | if (1 == i2c_master_recv(&t->client,®,1)) | |
767 | tuner->afc = AFC_BITS_2_kHz[(reg>>1)&0x0f]; | |
768 | } | |
769 | break; | |
770 | } | |
56fc08ca MCC |
771 | case VIDIOC_S_TUNER: |
772 | { | |
773 | struct v4l2_tuner* tuner = arg; | |
774 | ||
793cf9e6 | 775 | if (t->mode == T_RADIO) { |
56fc08ca MCC |
776 | t->radio_mode = tuner->audmode; |
777 | tda9887_configure (t); | |
778 | } | |
779 | break; | |
780 | } | |
1da177e4 LT |
781 | default: |
782 | /* nothing */ | |
783 | break; | |
784 | } | |
785 | return 0; | |
786 | } | |
787 | ||
9480e307 | 788 | static int tda9887_suspend(struct device * dev, pm_message_t state) |
1da177e4 LT |
789 | { |
790 | dprintk("tda9887: suspend\n"); | |
791 | return 0; | |
792 | } | |
793 | ||
9480e307 | 794 | static int tda9887_resume(struct device * dev) |
1da177e4 LT |
795 | { |
796 | struct i2c_client *c = container_of(dev, struct i2c_client, dev); | |
797 | struct tda9887 *t = i2c_get_clientdata(c); | |
798 | ||
799 | dprintk("tda9887: resume\n"); | |
800 | tda9887_configure(t); | |
801 | return 0; | |
802 | } | |
803 | ||
804 | /* ----------------------------------------------------------------------- */ | |
805 | ||
806 | static struct i2c_driver driver = { | |
807 | .owner = THIS_MODULE, | |
808 | .name = "i2c tda9887 driver", | |
809 | .id = -1, /* FIXME */ | |
810 | .flags = I2C_DF_NOTIFY, | |
811 | .attach_adapter = tda9887_probe, | |
812 | .detach_client = tda9887_detach, | |
813 | .command = tda9887_command, | |
814 | .driver = { | |
815 | .suspend = tda9887_suspend, | |
816 | .resume = tda9887_resume, | |
817 | }, | |
818 | }; | |
819 | static struct i2c_client client_template = | |
820 | { | |
fae91e72 | 821 | .name = "tda9887", |
1da177e4 LT |
822 | .flags = I2C_CLIENT_ALLOW_USE, |
823 | .driver = &driver, | |
824 | }; | |
825 | ||
826 | static int __init tda9887_init_module(void) | |
827 | { | |
828 | return i2c_add_driver(&driver); | |
829 | } | |
830 | ||
831 | static void __exit tda9887_cleanup_module(void) | |
832 | { | |
833 | i2c_del_driver(&driver); | |
834 | } | |
835 | ||
836 | module_init(tda9887_init_module); | |
837 | module_exit(tda9887_cleanup_module); | |
838 | ||
839 | /* | |
840 | * Overrides for Emacs so that we follow Linus's tabbing style. | |
841 | * --------------------------------------------------------------------------- | |
842 | * Local variables: | |
843 | * c-basic-offset: 8 | |
844 | * End: | |
845 | */ |