Commit | Line | Data |
---|---|---|
1da177e4 | 1 | #include <linux/module.h> |
1da177e4 LT |
2 | #include <linux/kernel.h> |
3 | #include <linux/i2c.h> | |
4 | #include <linux/types.h> | |
1da177e4 LT |
5 | #include <linux/init.h> |
6 | #include <linux/errno.h> | |
7 | #include <linux/slab.h> | |
8 | #include <linux/delay.h> | |
ffbb807c | 9 | #include <linux/videodev.h> |
5e453dc7 | 10 | #include <media/v4l2-common.h> |
1da177e4 | 11 | #include <media/tuner.h> |
ab166050 | 12 | #include "tuner-i2c.h" |
31c9584c | 13 | #include "tda9887.h" |
1da177e4 | 14 | |
674434c6 | 15 | |
1da177e4 LT |
16 | /* Chips: |
17 | TDA9885 (PAL, NTSC) | |
18 | TDA9886 (PAL, SECAM, NTSC) | |
19 | TDA9887 (PAL, SECAM, NTSC, FM Radio) | |
20 | ||
15396236 | 21 | Used as part of several tuners |
1da177e4 LT |
22 | */ |
23 | ||
31c9584c MK |
24 | static int tda9887_debug; |
25 | module_param_named(debug, tda9887_debug, int, 0644); | |
26 | ||
15396236 | 27 | #define tda9887_info(fmt, arg...) do {\ |
1cba97d7 HV |
28 | printk(KERN_INFO "%s %d-%04x: " fmt, priv->t->i2c->name, \ |
29 | i2c_adapter_id(priv->t->i2c->adapter), \ | |
30 | priv->t->i2c->addr, ##arg); } while (0) | |
15396236 | 31 | #define tda9887_dbg(fmt, arg...) do {\ |
31c9584c | 32 | if (tda9887_debug) \ |
1cba97d7 HV |
33 | printk(KERN_INFO "%s %d-%04x: " fmt, priv->t->i2c->name, \ |
34 | i2c_adapter_id(priv->t->i2c->adapter), \ | |
35 | priv->t->i2c->addr, ##arg); } while (0) | |
1da177e4 | 36 | |
b2083199 | 37 | struct tda9887_priv { |
db8a6956 MK |
38 | struct tuner_i2c_props i2c_props; |
39 | ||
b2083199 | 40 | unsigned char data[4]; |
4e9154b8 MK |
41 | |
42 | struct tuner *t; | |
b2083199 | 43 | }; |
1da177e4 LT |
44 | |
45 | /* ---------------------------------------------------------------------- */ | |
46 | ||
47 | #define UNSET (-1U) | |
1da177e4 LT |
48 | |
49 | struct tvnorm { | |
50 | v4l2_std_id std; | |
51 | char *name; | |
52 | unsigned char b; | |
53 | unsigned char c; | |
54 | unsigned char e; | |
55 | }; | |
56 | ||
1da177e4 LT |
57 | /* ---------------------------------------------------------------------- */ |
58 | ||
59 | // | |
60 | // TDA defines | |
61 | // | |
62 | ||
63 | //// first reg (b) | |
64 | #define cVideoTrapBypassOFF 0x00 // bit b0 | |
65 | #define cVideoTrapBypassON 0x01 // bit b0 | |
66 | ||
67 | #define cAutoMuteFmInactive 0x00 // bit b1 | |
68 | #define cAutoMuteFmActive 0x02 // bit b1 | |
69 | ||
70 | #define cIntercarrier 0x00 // bit b2 | |
71 | #define cQSS 0x04 // bit b2 | |
72 | ||
73 | #define cPositiveAmTV 0x00 // bit b3:4 | |
74 | #define cFmRadio 0x08 // bit b3:4 | |
75 | #define cNegativeFmTV 0x10 // bit b3:4 | |
76 | ||
77 | ||
78 | #define cForcedMuteAudioON 0x20 // bit b5 | |
79 | #define cForcedMuteAudioOFF 0x00 // bit b5 | |
80 | ||
81 | #define cOutputPort1Active 0x00 // bit b6 | |
82 | #define cOutputPort1Inactive 0x40 // bit b6 | |
83 | ||
84 | #define cOutputPort2Active 0x00 // bit b7 | |
85 | #define cOutputPort2Inactive 0x80 // bit b7 | |
86 | ||
87 | ||
88 | //// second reg (c) | |
89 | #define cDeemphasisOFF 0x00 // bit c5 | |
90 | #define cDeemphasisON 0x20 // bit c5 | |
91 | ||
92 | #define cDeemphasis75 0x00 // bit c6 | |
93 | #define cDeemphasis50 0x40 // bit c6 | |
94 | ||
95 | #define cAudioGain0 0x00 // bit c7 | |
96 | #define cAudioGain6 0x80 // bit c7 | |
97 | ||
f98c55ea | 98 | #define cTopMask 0x1f // bit c0:4 |
f5b0142a | 99 | #define cTopDefault 0x10 // bit c0:4 |
1da177e4 LT |
100 | |
101 | //// third reg (e) | |
102 | #define cAudioIF_4_5 0x00 // bit e0:1 | |
103 | #define cAudioIF_5_5 0x01 // bit e0:1 | |
104 | #define cAudioIF_6_0 0x02 // bit e0:1 | |
105 | #define cAudioIF_6_5 0x03 // bit e0:1 | |
106 | ||
107 | ||
5e082f15 TP |
108 | #define cVideoIFMask 0x1c // bit e2:4 |
109 | /* Video IF selection in TV Mode (bit B3=0) */ | |
1da177e4 LT |
110 | #define cVideoIF_58_75 0x00 // bit e2:4 |
111 | #define cVideoIF_45_75 0x04 // bit e2:4 | |
112 | #define cVideoIF_38_90 0x08 // bit e2:4 | |
113 | #define cVideoIF_38_00 0x0C // bit e2:4 | |
114 | #define cVideoIF_33_90 0x10 // bit e2:4 | |
115 | #define cVideoIF_33_40 0x14 // bit e2:4 | |
116 | #define cRadioIF_45_75 0x18 // bit e2:4 | |
117 | #define cRadioIF_38_90 0x1C // bit e2:4 | |
118 | ||
5e082f15 TP |
119 | /* IF1 selection in Radio Mode (bit B3=1) */ |
120 | #define cRadioIF_33_30 0x00 // bit e2,4 (also 0x10,0x14) | |
121 | #define cRadioIF_41_30 0x04 // bit e2,4 | |
122 | ||
123 | /* Output of AFC pin in radio mode when bit E7=1 */ | |
124 | #define cRadioAGC_SIF 0x00 // bit e3 | |
125 | #define cRadioAGC_FM 0x08 // bit e3 | |
1da177e4 LT |
126 | |
127 | #define cTunerGainNormal 0x00 // bit e5 | |
128 | #define cTunerGainLow 0x20 // bit e5 | |
129 | ||
130 | #define cGating_18 0x00 // bit e6 | |
131 | #define cGating_36 0x40 // bit e6 | |
132 | ||
133 | #define cAgcOutON 0x80 // bit e7 | |
134 | #define cAgcOutOFF 0x00 // bit e7 | |
135 | ||
136 | /* ---------------------------------------------------------------------- */ | |
137 | ||
138 | static struct tvnorm tvnorms[] = { | |
139 | { | |
f98c55ea HV |
140 | .std = V4L2_STD_PAL_BG | V4L2_STD_PAL_H | V4L2_STD_PAL_N, |
141 | .name = "PAL-BGHN", | |
1da177e4 LT |
142 | .b = ( cNegativeFmTV | |
143 | cQSS ), | |
144 | .c = ( cDeemphasisON | | |
f98c55ea | 145 | cDeemphasis50 | |
f5b0142a | 146 | cTopDefault), |
f98c55ea HV |
147 | .e = ( cGating_36 | |
148 | cAudioIF_5_5 | | |
1da177e4 LT |
149 | cVideoIF_38_90 ), |
150 | },{ | |
151 | .std = V4L2_STD_PAL_I, | |
152 | .name = "PAL-I", | |
153 | .b = ( cNegativeFmTV | | |
154 | cQSS ), | |
155 | .c = ( cDeemphasisON | | |
f98c55ea | 156 | cDeemphasis50 | |
f5b0142a | 157 | cTopDefault), |
f98c55ea HV |
158 | .e = ( cGating_36 | |
159 | cAudioIF_6_0 | | |
1da177e4 LT |
160 | cVideoIF_38_90 ), |
161 | },{ | |
162 | .std = V4L2_STD_PAL_DK, | |
163 | .name = "PAL-DK", | |
164 | .b = ( cNegativeFmTV | | |
165 | cQSS ), | |
166 | .c = ( cDeemphasisON | | |
f98c55ea | 167 | cDeemphasis50 | |
f5b0142a | 168 | cTopDefault), |
f98c55ea HV |
169 | .e = ( cGating_36 | |
170 | cAudioIF_6_5 | | |
171 | cVideoIF_38_90 ), | |
1da177e4 | 172 | },{ |
f98c55ea HV |
173 | .std = V4L2_STD_PAL_M | V4L2_STD_PAL_Nc, |
174 | .name = "PAL-M/Nc", | |
1da177e4 LT |
175 | .b = ( cNegativeFmTV | |
176 | cQSS ), | |
177 | .c = ( cDeemphasisON | | |
f98c55ea | 178 | cDeemphasis75 | |
f5b0142a | 179 | cTopDefault), |
f98c55ea HV |
180 | .e = ( cGating_36 | |
181 | cAudioIF_4_5 | | |
1da177e4 | 182 | cVideoIF_45_75 ), |
f98c55ea HV |
183 | },{ |
184 | .std = V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H, | |
185 | .name = "SECAM-BGH", | |
186 | .b = ( cPositiveAmTV | | |
187 | cQSS ), | |
f5b0142a | 188 | .c = ( cTopDefault), |
f98c55ea HV |
189 | .e = ( cGating_36 | |
190 | cAudioIF_5_5 | | |
191 | cVideoIF_38_90 ), | |
1da177e4 LT |
192 | },{ |
193 | .std = V4L2_STD_SECAM_L, | |
194 | .name = "SECAM-L", | |
195 | .b = ( cPositiveAmTV | | |
196 | cQSS ), | |
f5b0142a | 197 | .c = ( cTopDefault), |
3375c398 | 198 | .e = ( cGating_36 | |
5f7591c0 | 199 | cAudioIF_6_5 | |
1da177e4 | 200 | cVideoIF_38_90 ), |
f3c5987a MCC |
201 | },{ |
202 | .std = V4L2_STD_SECAM_LC, | |
203 | .name = "SECAM-L'", | |
204 | .b = ( cOutputPort2Inactive | | |
205 | cPositiveAmTV | | |
206 | cQSS ), | |
f5b0142a | 207 | .c = ( cTopDefault), |
f3c5987a MCC |
208 | .e = ( cGating_36 | |
209 | cAudioIF_6_5 | | |
210 | cVideoIF_33_90 ), | |
1da177e4 LT |
211 | },{ |
212 | .std = V4L2_STD_SECAM_DK, | |
213 | .name = "SECAM-DK", | |
214 | .b = ( cNegativeFmTV | | |
215 | cQSS ), | |
216 | .c = ( cDeemphasisON | | |
f98c55ea | 217 | cDeemphasis50 | |
f5b0142a | 218 | cTopDefault), |
f98c55ea HV |
219 | .e = ( cGating_36 | |
220 | cAudioIF_6_5 | | |
221 | cVideoIF_38_90 ), | |
1da177e4 | 222 | },{ |
0dfd812d | 223 | .std = V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_KR, |
1da177e4 LT |
224 | .name = "NTSC-M", |
225 | .b = ( cNegativeFmTV | | |
226 | cQSS ), | |
227 | .c = ( cDeemphasisON | | |
f98c55ea | 228 | cDeemphasis75 | |
f5b0142a | 229 | cTopDefault), |
1da177e4 LT |
230 | .e = ( cGating_36 | |
231 | cAudioIF_4_5 | | |
232 | cVideoIF_45_75 ), | |
233 | },{ | |
234 | .std = V4L2_STD_NTSC_M_JP, | |
f98c55ea | 235 | .name = "NTSC-M-JP", |
1da177e4 LT |
236 | .b = ( cNegativeFmTV | |
237 | cQSS ), | |
238 | .c = ( cDeemphasisON | | |
f98c55ea | 239 | cDeemphasis50 | |
f5b0142a | 240 | cTopDefault), |
1da177e4 LT |
241 | .e = ( cGating_36 | |
242 | cAudioIF_4_5 | | |
243 | cVideoIF_58_75 ), | |
244 | } | |
245 | }; | |
246 | ||
56fc08ca MCC |
247 | static struct tvnorm radio_stereo = { |
248 | .name = "Radio Stereo", | |
249 | .b = ( cFmRadio | | |
250 | cQSS ), | |
251 | .c = ( cDeemphasisOFF | | |
f98c55ea | 252 | cAudioGain6 | |
f5b0142a | 253 | cTopDefault), |
f98c55ea HV |
254 | .e = ( cTunerGainLow | |
255 | cAudioIF_5_5 | | |
56fc08ca MCC |
256 | cRadioIF_38_90 ), |
257 | }; | |
258 | ||
259 | static struct tvnorm radio_mono = { | |
260 | .name = "Radio Mono", | |
1da177e4 LT |
261 | .b = ( cFmRadio | |
262 | cQSS ), | |
263 | .c = ( cDeemphasisON | | |
f98c55ea | 264 | cDeemphasis75 | |
f5b0142a | 265 | cTopDefault), |
f98c55ea HV |
266 | .e = ( cTunerGainLow | |
267 | cAudioIF_5_5 | | |
1da177e4 LT |
268 | cRadioIF_38_90 ), |
269 | }; | |
270 | ||
271 | /* ---------------------------------------------------------------------- */ | |
272 | ||
4e9154b8 | 273 | static void dump_read_message(struct dvb_frontend *fe, unsigned char *buf) |
1da177e4 | 274 | { |
4e9154b8 MK |
275 | struct tda9887_priv *priv = fe->analog_demod_priv; |
276 | ||
1da177e4 LT |
277 | static char *afc[16] = { |
278 | "- 12.5 kHz", | |
279 | "- 37.5 kHz", | |
280 | "- 62.5 kHz", | |
281 | "- 87.5 kHz", | |
282 | "-112.5 kHz", | |
283 | "-137.5 kHz", | |
284 | "-162.5 kHz", | |
285 | "-187.5 kHz [min]", | |
286 | "+187.5 kHz [max]", | |
287 | "+162.5 kHz", | |
288 | "+137.5 kHz", | |
289 | "+112.5 kHz", | |
290 | "+ 87.5 kHz", | |
291 | "+ 62.5 kHz", | |
292 | "+ 37.5 kHz", | |
293 | "+ 12.5 kHz", | |
294 | }; | |
4eb0c144 HV |
295 | tda9887_info("read: 0x%2x\n", buf[0]); |
296 | tda9887_info(" after power on : %s\n", (buf[0] & 0x01) ? "yes" : "no"); | |
297 | tda9887_info(" afc : %s\n", afc[(buf[0] >> 1) & 0x0f]); | |
298 | tda9887_info(" fmif level : %s\n", (buf[0] & 0x20) ? "high" : "low"); | |
299 | tda9887_info(" afc window : %s\n", (buf[0] & 0x40) ? "in" : "out"); | |
300 | tda9887_info(" vfi level : %s\n", (buf[0] & 0x80) ? "high" : "low"); | |
1da177e4 LT |
301 | } |
302 | ||
4e9154b8 | 303 | static void dump_write_message(struct dvb_frontend *fe, unsigned char *buf) |
1da177e4 | 304 | { |
4e9154b8 MK |
305 | struct tda9887_priv *priv = fe->analog_demod_priv; |
306 | ||
1da177e4 LT |
307 | static char *sound[4] = { |
308 | "AM/TV", | |
309 | "FM/radio", | |
310 | "FM/TV", | |
311 | "FM/radio" | |
312 | }; | |
313 | static char *adjust[32] = { | |
314 | "-16", "-15", "-14", "-13", "-12", "-11", "-10", "-9", | |
315 | "-8", "-7", "-6", "-5", "-4", "-3", "-2", "-1", | |
316 | "0", "+1", "+2", "+3", "+4", "+5", "+6", "+7", | |
317 | "+8", "+9", "+10", "+11", "+12", "+13", "+14", "+15" | |
318 | }; | |
319 | static char *deemph[4] = { | |
320 | "no", "no", "75", "50" | |
321 | }; | |
322 | static char *carrier[4] = { | |
323 | "4.5 MHz", | |
324 | "5.5 MHz", | |
325 | "6.0 MHz", | |
326 | "6.5 MHz / AM" | |
327 | }; | |
328 | static char *vif[8] = { | |
329 | "58.75 MHz", | |
330 | "45.75 MHz", | |
331 | "38.9 MHz", | |
332 | "38.0 MHz", | |
333 | "33.9 MHz", | |
334 | "33.4 MHz", | |
335 | "45.75 MHz + pin13", | |
336 | "38.9 MHz + pin13", | |
337 | }; | |
338 | static char *rif[4] = { | |
339 | "44 MHz", | |
340 | "52 MHz", | |
341 | "52 MHz", | |
342 | "44 MHz", | |
343 | }; | |
344 | ||
4eb0c144 HV |
345 | tda9887_info("write: byte B 0x%02x\n",buf[1]); |
346 | tda9887_info(" B0 video mode : %s\n", | |
1da177e4 | 347 | (buf[1] & 0x01) ? "video trap" : "sound trap"); |
4eb0c144 | 348 | tda9887_info(" B1 auto mute fm : %s\n", |
1da177e4 | 349 | (buf[1] & 0x02) ? "yes" : "no"); |
4eb0c144 | 350 | tda9887_info(" B2 carrier mode : %s\n", |
1da177e4 | 351 | (buf[1] & 0x04) ? "QSS" : "Intercarrier"); |
4eb0c144 | 352 | tda9887_info(" B3-4 tv sound/radio : %s\n", |
1da177e4 | 353 | sound[(buf[1] & 0x18) >> 3]); |
4eb0c144 | 354 | tda9887_info(" B5 force mute audio: %s\n", |
1da177e4 | 355 | (buf[1] & 0x20) ? "yes" : "no"); |
4eb0c144 | 356 | tda9887_info(" B6 output port 1 : %s\n", |
1da177e4 | 357 | (buf[1] & 0x40) ? "high (inactive)" : "low (active)"); |
4eb0c144 | 358 | tda9887_info(" B7 output port 2 : %s\n", |
1da177e4 LT |
359 | (buf[1] & 0x80) ? "high (inactive)" : "low (active)"); |
360 | ||
4eb0c144 HV |
361 | tda9887_info("write: byte C 0x%02x\n",buf[2]); |
362 | tda9887_info(" C0-4 top adjustment : %s dB\n", adjust[buf[2] & 0x1f]); | |
363 | tda9887_info(" C5-6 de-emphasis : %s\n", deemph[(buf[2] & 0x60) >> 5]); | |
364 | tda9887_info(" C7 audio gain : %s\n", | |
1da177e4 LT |
365 | (buf[2] & 0x80) ? "-6" : "0"); |
366 | ||
4eb0c144 HV |
367 | tda9887_info("write: byte E 0x%02x\n",buf[3]); |
368 | tda9887_info(" E0-1 sound carrier : %s\n", | |
1da177e4 | 369 | carrier[(buf[3] & 0x03)]); |
4eb0c144 | 370 | tda9887_info(" E6 l pll gating : %s\n", |
1da177e4 LT |
371 | (buf[3] & 0x40) ? "36" : "13"); |
372 | ||
373 | if (buf[1] & 0x08) { | |
374 | /* radio */ | |
4eb0c144 | 375 | tda9887_info(" E2-4 video if : %s\n", |
1da177e4 | 376 | rif[(buf[3] & 0x0c) >> 2]); |
4eb0c144 | 377 | tda9887_info(" E7 vif agc output : %s\n", |
1da177e4 LT |
378 | (buf[3] & 0x80) |
379 | ? ((buf[3] & 0x10) ? "fm-agc radio" : "sif-agc radio") | |
380 | : "fm radio carrier afc"); | |
381 | } else { | |
382 | /* video */ | |
4eb0c144 | 383 | tda9887_info(" E2-4 video if : %s\n", |
1da177e4 | 384 | vif[(buf[3] & 0x1c) >> 2]); |
4eb0c144 | 385 | tda9887_info(" E5 tuner gain : %s\n", |
1da177e4 LT |
386 | (buf[3] & 0x80) |
387 | ? ((buf[3] & 0x20) ? "external" : "normal") | |
388 | : ((buf[3] & 0x20) ? "minimum" : "normal")); | |
4eb0c144 | 389 | tda9887_info(" E7 vif agc output : %s\n", |
1da177e4 LT |
390 | (buf[3] & 0x80) |
391 | ? ((buf[3] & 0x20) | |
392 | ? "pin3 port, pin22 vif agc out" | |
393 | : "pin22 port, pin3 vif acg ext in") | |
394 | : "pin3+pin22 port"); | |
395 | } | |
4eb0c144 | 396 | tda9887_info("--\n"); |
1da177e4 LT |
397 | } |
398 | ||
399 | /* ---------------------------------------------------------------------- */ | |
400 | ||
4e9154b8 | 401 | static int tda9887_set_tvnorm(struct dvb_frontend *fe) |
1da177e4 | 402 | { |
4e9154b8 MK |
403 | struct tda9887_priv *priv = fe->analog_demod_priv; |
404 | struct tuner *t = priv->t; | |
1da177e4 | 405 | struct tvnorm *norm = NULL; |
4e9154b8 | 406 | char *buf = priv->data; |
1da177e4 LT |
407 | int i; |
408 | ||
15396236 MCC |
409 | if (t->mode == V4L2_TUNER_RADIO) { |
410 | if (t->audmode == V4L2_TUNER_MODE_MONO) | |
56fc08ca MCC |
411 | norm = &radio_mono; |
412 | else | |
586b0cab | 413 | norm = &radio_stereo; |
1da177e4 LT |
414 | } else { |
415 | for (i = 0; i < ARRAY_SIZE(tvnorms); i++) { | |
416 | if (tvnorms[i].std & t->std) { | |
417 | norm = tvnorms+i; | |
418 | break; | |
419 | } | |
420 | } | |
421 | } | |
422 | if (NULL == norm) { | |
4eb0c144 | 423 | tda9887_dbg("Unsupported tvnorm entry - audio muted\n"); |
1da177e4 LT |
424 | return -1; |
425 | } | |
426 | ||
4eb0c144 | 427 | tda9887_dbg("configure for: %s\n",norm->name); |
1da177e4 LT |
428 | buf[1] = norm->b; |
429 | buf[2] = norm->c; | |
430 | buf[3] = norm->e; | |
431 | return 0; | |
432 | } | |
433 | ||
434 | static unsigned int port1 = UNSET; | |
435 | static unsigned int port2 = UNSET; | |
436 | static unsigned int qss = UNSET; | |
f98c55ea HV |
437 | static unsigned int adjust = UNSET; |
438 | ||
1da177e4 LT |
439 | module_param(port1, int, 0644); |
440 | module_param(port2, int, 0644); | |
441 | module_param(qss, int, 0644); | |
442 | module_param(adjust, int, 0644); | |
443 | ||
4e9154b8 | 444 | static int tda9887_set_insmod(struct dvb_frontend *fe) |
1da177e4 | 445 | { |
4e9154b8 MK |
446 | struct tda9887_priv *priv = fe->analog_demod_priv; |
447 | char *buf = priv->data; | |
448 | ||
1da177e4 LT |
449 | if (UNSET != port1) { |
450 | if (port1) | |
451 | buf[1] |= cOutputPort1Inactive; | |
452 | else | |
453 | buf[1] &= ~cOutputPort1Inactive; | |
454 | } | |
455 | if (UNSET != port2) { | |
456 | if (port2) | |
457 | buf[1] |= cOutputPort2Inactive; | |
458 | else | |
459 | buf[1] &= ~cOutputPort2Inactive; | |
460 | } | |
461 | ||
462 | if (UNSET != qss) { | |
463 | if (qss) | |
464 | buf[1] |= cQSS; | |
465 | else | |
466 | buf[1] &= ~cQSS; | |
467 | } | |
468 | ||
f98c55ea HV |
469 | if (adjust >= 0x00 && adjust < 0x20) { |
470 | buf[2] &= ~cTopMask; | |
1da177e4 | 471 | buf[2] |= adjust; |
f98c55ea | 472 | } |
1da177e4 LT |
473 | return 0; |
474 | } | |
475 | ||
4e9154b8 | 476 | static int tda9887_set_config(struct dvb_frontend *fe) |
1da177e4 | 477 | { |
4e9154b8 MK |
478 | struct tda9887_priv *priv = fe->analog_demod_priv; |
479 | struct tuner *t = priv->t; | |
480 | char *buf = priv->data; | |
481 | ||
15396236 | 482 | if (t->tda9887_config & TDA9887_PORT1_ACTIVE) |
1da177e4 | 483 | buf[1] &= ~cOutputPort1Inactive; |
15396236 | 484 | if (t->tda9887_config & TDA9887_PORT1_INACTIVE) |
1da177e4 | 485 | buf[1] |= cOutputPort1Inactive; |
15396236 | 486 | if (t->tda9887_config & TDA9887_PORT2_ACTIVE) |
1da177e4 | 487 | buf[1] &= ~cOutputPort2Inactive; |
15396236 | 488 | if (t->tda9887_config & TDA9887_PORT2_INACTIVE) |
1da177e4 LT |
489 | buf[1] |= cOutputPort2Inactive; |
490 | ||
15396236 | 491 | if (t->tda9887_config & TDA9887_QSS) |
1da177e4 | 492 | buf[1] |= cQSS; |
15396236 | 493 | if (t->tda9887_config & TDA9887_INTERCARRIER) |
1da177e4 LT |
494 | buf[1] &= ~cQSS; |
495 | ||
15396236 | 496 | if (t->tda9887_config & TDA9887_AUTOMUTE) |
1da177e4 | 497 | buf[1] |= cAutoMuteFmActive; |
15396236 | 498 | if (t->tda9887_config & TDA9887_DEEMPHASIS_MASK) { |
1da177e4 | 499 | buf[2] &= ~0x60; |
15396236 | 500 | switch (t->tda9887_config & TDA9887_DEEMPHASIS_MASK) { |
1da177e4 LT |
501 | case TDA9887_DEEMPHASIS_NONE: |
502 | buf[2] |= cDeemphasisOFF; | |
503 | break; | |
504 | case TDA9887_DEEMPHASIS_50: | |
505 | buf[2] |= cDeemphasisON | cDeemphasis50; | |
506 | break; | |
507 | case TDA9887_DEEMPHASIS_75: | |
508 | buf[2] |= cDeemphasisON | cDeemphasis75; | |
509 | break; | |
510 | } | |
511 | } | |
15396236 | 512 | if (t->tda9887_config & TDA9887_TOP_SET) { |
f98c55ea | 513 | buf[2] &= ~cTopMask; |
15396236 | 514 | buf[2] |= (t->tda9887_config >> 8) & cTopMask; |
f98c55ea | 515 | } |
15396236 | 516 | if ((t->tda9887_config & TDA9887_INTERCARRIER_NTSC) && (t->std & V4L2_STD_NTSC)) |
3ae1adc6 | 517 | buf[1] &= ~cQSS; |
d7304dee TP |
518 | if (t->tda9887_config & TDA9887_GATING_18) |
519 | buf[3] &= ~cGating_36; | |
cefccc80 | 520 | |
5e082f15 TP |
521 | if (t->mode == V4L2_TUNER_RADIO) { |
522 | if (t->tda9887_config & TDA9887_RIF_41_3) { | |
523 | buf[3] &= ~cVideoIFMask; | |
524 | buf[3] |= cRadioIF_41_30; | |
525 | } | |
526 | if (t->tda9887_config & TDA9887_GAIN_NORMAL) | |
527 | buf[3] &= ~cTunerGainLow; | |
cefccc80 MCC |
528 | } |
529 | ||
1da177e4 LT |
530 | return 0; |
531 | } | |
532 | ||
533 | /* ---------------------------------------------------------------------- */ | |
534 | ||
4e9154b8 | 535 | static int tda9887_status(struct dvb_frontend *fe) |
1da177e4 | 536 | { |
4e9154b8 | 537 | struct tda9887_priv *priv = fe->analog_demod_priv; |
1da177e4 LT |
538 | unsigned char buf[1]; |
539 | int rc; | |
540 | ||
541 | memset(buf,0,sizeof(buf)); | |
db8a6956 | 542 | if (1 != (rc = tuner_i2c_xfer_recv(&priv->i2c_props,buf,1))) |
4ac97914 | 543 | tda9887_info("i2c i/o error: rc == %d (should be 1)\n",rc); |
4e9154b8 | 544 | dump_read_message(fe, buf); |
1da177e4 LT |
545 | return 0; |
546 | } | |
547 | ||
4e9154b8 | 548 | static void tda9887_configure(struct dvb_frontend *fe) |
1da177e4 | 549 | { |
4e9154b8 MK |
550 | struct tda9887_priv *priv = fe->analog_demod_priv; |
551 | struct tuner *t = priv->t; | |
1da177e4 LT |
552 | int rc; |
553 | ||
b2083199 | 554 | memset(priv->data,0,sizeof(priv->data)); |
4e9154b8 | 555 | tda9887_set_tvnorm(fe); |
56fc08ca | 556 | |
f98c55ea HV |
557 | /* A note on the port settings: |
558 | These settings tend to depend on the specifics of the board. | |
559 | By default they are set to inactive (bit value 1) by this driver, | |
560 | overwriting any changes made by the tvnorm. This means that it | |
561 | is the responsibility of the module using the tda9887 to set | |
562 | these values in case of changes in the tvnorm. | |
563 | In many cases port 2 should be made active (0) when selecting | |
564 | SECAM-L, and port 2 should remain inactive (1) for SECAM-L'. | |
565 | ||
566 | For the other standards the tda9887 application note says that | |
567 | the ports should be set to active (0), but, again, that may | |
568 | differ depending on the precise hardware configuration. | |
569 | */ | |
b2083199 MK |
570 | priv->data[1] |= cOutputPort1Inactive; |
571 | priv->data[1] |= cOutputPort2Inactive; | |
56fc08ca | 572 | |
4e9154b8 MK |
573 | tda9887_set_config(fe); |
574 | tda9887_set_insmod(fe); | |
1da177e4 | 575 | |
793cf9e6 | 576 | if (t->mode == T_STANDBY) { |
b2083199 | 577 | priv->data[1] |= cForcedMuteAudioON; |
793cf9e6 MCC |
578 | } |
579 | ||
4eb0c144 | 580 | tda9887_dbg("writing: b=0x%02x c=0x%02x e=0x%02x\n", |
b2083199 | 581 | priv->data[1],priv->data[2],priv->data[3]); |
31c9584c | 582 | if (tda9887_debug > 1) |
4e9154b8 | 583 | dump_write_message(fe, priv->data); |
1da177e4 | 584 | |
db8a6956 | 585 | if (4 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,priv->data,4))) |
4ac97914 | 586 | tda9887_info("i2c i/o error: rc == %d (should be 4)\n",rc); |
1da177e4 | 587 | |
31c9584c | 588 | if (tda9887_debug > 2) { |
1da177e4 | 589 | msleep_interruptible(1000); |
4e9154b8 | 590 | tda9887_status(fe); |
1da177e4 | 591 | } |
1da177e4 LT |
592 | } |
593 | ||
594 | /* ---------------------------------------------------------------------- */ | |
595 | ||
4e9154b8 | 596 | static void tda9887_tuner_status(struct dvb_frontend *fe) |
1da177e4 | 597 | { |
4e9154b8 | 598 | struct tda9887_priv *priv = fe->analog_demod_priv; |
31c9584c MK |
599 | tda9887_info("Data bytes: b=0x%02x c=0x%02x e=0x%02x\n", |
600 | priv->data[1], priv->data[2], priv->data[3]); | |
1da177e4 LT |
601 | } |
602 | ||
4e9154b8 | 603 | static int tda9887_get_afc(struct dvb_frontend *fe) |
1da177e4 | 604 | { |
4e9154b8 | 605 | struct tda9887_priv *priv = fe->analog_demod_priv; |
15396236 MCC |
606 | static int AFC_BITS_2_kHz[] = { |
607 | -12500, -37500, -62500, -97500, | |
608 | -112500, -137500, -162500, -187500, | |
609 | 187500, 162500, 137500, 112500, | |
610 | 97500 , 62500, 37500 , 12500 | |
611 | }; | |
612 | int afc=0; | |
613 | __u8 reg = 0; | |
1da177e4 | 614 | |
db8a6956 | 615 | if (1 == tuner_i2c_xfer_recv(&priv->i2c_props,®,1)) |
15396236 | 616 | afc = AFC_BITS_2_kHz[(reg>>1)&0x0f]; |
1da177e4 | 617 | |
15396236 | 618 | return afc; |
1da177e4 LT |
619 | } |
620 | ||
4e9154b8 | 621 | static void tda9887_standby(struct dvb_frontend *fe) |
1da177e4 | 622 | { |
4e9154b8 | 623 | tda9887_configure(fe); |
1da177e4 LT |
624 | } |
625 | ||
c7919d52 MK |
626 | static void tda9887_set_params(struct dvb_frontend *fe, |
627 | struct analog_parameters *params) | |
1da177e4 | 628 | { |
4e9154b8 | 629 | tda9887_configure(fe); |
1da177e4 LT |
630 | } |
631 | ||
4e9154b8 | 632 | static void tda9887_release(struct dvb_frontend *fe) |
024cf530 | 633 | { |
4e9154b8 MK |
634 | kfree(fe->analog_demod_priv); |
635 | fe->analog_demod_priv = NULL; | |
024cf530 MK |
636 | } |
637 | ||
1dde7a4f | 638 | static struct analog_tuner_ops tda9887_tuner_ops = { |
a55db8cd MK |
639 | .info = { |
640 | .name = "TDA9887", | |
641 | }, | |
c7919d52 | 642 | .set_params = tda9887_set_params, |
9af596eb MK |
643 | .standby = tda9887_standby, |
644 | .tuner_status = tda9887_tuner_status, | |
645 | .get_afc = tda9887_get_afc, | |
646 | .release = tda9887_release, | |
647 | }; | |
648 | ||
31c9584c | 649 | int tda9887_attach(struct tuner *t) |
1da177e4 | 650 | { |
b2083199 | 651 | struct tda9887_priv *priv = NULL; |
1da177e4 | 652 | |
b2083199 MK |
653 | priv = kzalloc(sizeof(struct tda9887_priv), GFP_KERNEL); |
654 | if (priv == NULL) | |
655 | return -ENOMEM; | |
16f29168 | 656 | t->fe.analog_demod_priv = priv; |
b2083199 | 657 | |
1cba97d7 HV |
658 | priv->i2c_props.addr = t->i2c->addr; |
659 | priv->i2c_props.adap = t->i2c->adapter; | |
4e9154b8 | 660 | priv->t = t; |
db8a6956 | 661 | |
1cba97d7 | 662 | strlcpy(t->i2c->name, "tda9887", sizeof(t->i2c->name)); |
1da177e4 | 663 | |
1cba97d7 HV |
664 | tda9887_info("tda988[5/6/7] found @ 0x%x (%s)\n", t->i2c->addr, |
665 | t->i2c->driver->driver.name); | |
1da177e4 | 666 | |
1dde7a4f | 667 | t->fe.ops.analog_demod_ops = &tda9887_tuner_ops; |
1da177e4 | 668 | |
15396236 | 669 | return 0; |
1da177e4 | 670 | } |
31c9584c | 671 | EXPORT_SYMBOL_GPL(tda9887_attach); |
1da177e4 | 672 | |
5ef4730d MK |
673 | MODULE_LICENSE("GPL"); |
674 | ||
1da177e4 LT |
675 | /* |
676 | * Overrides for Emacs so that we follow Linus's tabbing style. | |
677 | * --------------------------------------------------------------------------- | |
678 | * Local variables: | |
679 | * c-basic-offset: 8 | |
680 | * End: | |
681 | */ |