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[PATCH] v4l: 800: whitespace cleanups
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / media / video / tuner-simple.c
CommitLineData
1da177e4 1/*
1da177e4
LT		 2 *
3 * i2c tv tuner chip device driver
4 * controls all those simple 4-control-bytes style tuners.
5 */
6#include <linux/delay.h>
7#include <linux/i2c.h>
8#include <linux/videodev.h>
9#include <media/tuner.h>
10
11/* ---------------------------------------------------------------------- */
12
13/* tv standard selection for Temic 4046 FM5
14 this value takes the low bits of control byte 2
15 from datasheet Rev.01, Feb.00
16 standard BG I L L2 D
17 picture IF 38.9 38.9 38.9 33.95 38.9
18 sound 1 33.4 32.9 32.4 40.45 32.4
19 sound 2 33.16
20 NICAM 33.05 32.348 33.05 33.05
21 */
22#define TEMIC_SET_PAL_I 0x05
23#define TEMIC_SET_PAL_DK 0x09
24#define TEMIC_SET_PAL_L 0x0a // SECAM ?
25#define TEMIC_SET_PAL_L2 0x0b // change IF !
26#define TEMIC_SET_PAL_BG 0x0c
27
28/* tv tuner system standard selection for Philips FQ1216ME
29 this value takes the low bits of control byte 2
30 from datasheet "1999 Nov 16" (supersedes "1999 Mar 23")
31 standard BG DK I L L`
32 picture carrier 38.90 38.90 38.90 38.90 33.95
33 colour 34.47 34.47 34.47 34.47 38.38
34 sound 1 33.40 32.40 32.90 32.40 40.45
35 sound 2 33.16 - - - -
36 NICAM 33.05 33.05 32.35 33.05 39.80
37 */
38#define PHILIPS_SET_PAL_I 0x01 /* Bit 2 always zero !*/
39#define PHILIPS_SET_PAL_BGDK 0x09
40#define PHILIPS_SET_PAL_L2 0x0a
41#define PHILIPS_SET_PAL_L 0x0b
42
43/* system switching for Philips FI1216MF MK2
44 from datasheet "1996 Jul 09",
45 standard BG L L'
46 picture carrier 38.90 38.90 33.95
47 colour 34.47 34.37 38.38
48 sound 1 33.40 32.40 40.45
49 sound 2 33.16 - -
50 NICAM 33.05 33.05 39.80
51 */
52#define PHILIPS_MF_SET_BG 0x01 /* Bit 2 must be zero, Bit 3 is system output */
53#define PHILIPS_MF_SET_PAL_L 0x03 // France
54#define PHILIPS_MF_SET_PAL_L2 0x02 // L'
55
f7ce3cc6
MCC		 56/* Control byte */
57
58#define TUNER_RATIO_MASK 0x06 /* Bit cb1:cb2 */
59#define TUNER_RATIO_SELECT_50 0x00
60#define TUNER_RATIO_SELECT_32 0x02
61#define TUNER_RATIO_SELECT_166 0x04
62#define TUNER_RATIO_SELECT_62 0x06
63
64#define TUNER_CHARGE_PUMP 0x40 /* Bit cb6 */
65
66/* Status byte */
67
68#define TUNER_POR 0x80
69#define TUNER_FL 0x40
70#define TUNER_MODE 0x38
71#define TUNER_AFC 0x07
72#define TUNER_SIGNAL 0x07
73#define TUNER_STEREO 0x10
74
75#define TUNER_PLL_LOCKED 0x40
76#define TUNER_STEREO_MK3 0x04
1da177e4
LT		 77
78/* ---------------------------------------------------------------------- */
79
80struct tunertype
81{
82 char *name;
83 unsigned char Vendor;
84 unsigned char Type;
85
86 unsigned short thresh1; /* band switch VHF_LO <=> VHF_HI */
87 unsigned short thresh2; /* band switch VHF_HI <=> UHF */
88 unsigned char VHF_L;
89 unsigned char VHF_H;
90 unsigned char UHF;
91 unsigned char config;
92 unsigned short IFPCoff; /* 622.4=16*38.90 MHz PAL,
93 732 =16*45.75 NTSCi,
94 940 =16*58.75 NTSC-Japan
95 704 =16*44 ATSC */
96};
97
98/*
99 * The floats in the tuner struct are computed at compile time
100 * by gcc and cast back to integers. Thus we don't violate the
101 * "no float in kernel" rule.
102 */
103static struct tunertype tuners[] = {
1c94aeec 104 /* 0-9 */
4ac97914 105 { "Temic PAL (4002 FH5)", TEMIC, PAL,
1da177e4
LT		 106 16*140.25,16*463.25,0x02,0x04,0x01,0x8e,623},
107 { "Philips PAL_I (FI1246 and compatibles)", Philips, PAL_I,
108 16*140.25,16*463.25,0xa0,0x90,0x30,0x8e,623},
109 { "Philips NTSC (FI1236,FM1236 and compatibles)", Philips, NTSC,
110 16*157.25,16*451.25,0xA0,0x90,0x30,0x8e,732},
111 { "Philips (SECAM+PAL_BG) (FI1216MF, FM1216MF, FR1216MF)", Philips, SECAM,
112 16*168.25,16*447.25,0xA7,0x97,0x37,0x8e,623},
1da177e4
LT		 113 { "NoTuner", NoTuner, NOTUNER,
114 0,0,0x00,0x00,0x00,0x00,0x00},
115 { "Philips PAL_BG (FI1216 and compatibles)", Philips, PAL,
116 16*168.25,16*447.25,0xA0,0x90,0x30,0x8e,623},
117 { "Temic NTSC (4032 FY5)", TEMIC, NTSC,
118 16*157.25,16*463.25,0x02,0x04,0x01,0x8e,732},
119 { "Temic PAL_I (4062 FY5)", TEMIC, PAL_I,
120 16*170.00,16*450.00,0x02,0x04,0x01,0x8e,623},
4ac97914 121 { "Temic NTSC (4036 FY5)", TEMIC, NTSC,
1da177e4 122 16*157.25,16*463.25,0xa0,0x90,0x30,0x8e,732},
4ac97914 123 { "Alps HSBH1", TEMIC, NTSC,
1da177e4 124 16*137.25,16*385.25,0x01,0x02,0x08,0x8e,732},
1c94aeec
MCC		 125
126 /* 10-19 */
4ac97914 127 { "Alps TSBE1", TEMIC, PAL,
1da177e4 128 16*137.25,16*385.25,0x01,0x02,0x08,0x8e,732},
4ac97914 129 { "Alps TSBB5", Alps, PAL_I, /* tested (UK UHF) with Modulartech MM205 */
1da177e4 130 16*133.25,16*351.25,0x01,0x02,0x08,0x8e,632},
4ac97914 131 { "Alps TSBE5", Alps, PAL, /* untested - data sheet guess. Only IF differs. */
1da177e4 132 16*133.25,16*351.25,0x01,0x02,0x08,0x8e,622},
4ac97914 133 { "Alps TSBC5", Alps, PAL, /* untested - data sheet guess. Only IF differs. */
1da177e4
LT		 134 16*133.25,16*351.25,0x01,0x02,0x08,0x8e,608},
135 { "Temic PAL_BG (4006FH5)", TEMIC, PAL,
136 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623},
4ac97914
MCC		 137 { "Alps TSCH6", Alps, NTSC,
138 16*137.25,16*385.25,0x14,0x12,0x11,0x8e,732},
139 { "Temic PAL_DK (4016 FY5)", TEMIC, PAL,
140 16*168.25,16*456.25,0xa0,0x90,0x30,0x8e,623},
141 { "Philips NTSC_M (MK2)", Philips, NTSC,
142 16*160.00,16*454.00,0xa0,0x90,0x30,0x8e,732},
143 { "Temic PAL_I (4066 FY5)", TEMIC, PAL_I,
144 16*169.00, 16*454.00, 0xa0,0x90,0x30,0x8e,623},
145 { "Temic PAL* auto (4006 FN5)", TEMIC, PAL,
146 16*169.00, 16*454.00, 0xa0,0x90,0x30,0x8e,623},
1da177e4 147
1c94aeec 148 /* 20-29 */
4ac97914
MCC		 149 { "Temic PAL_BG (4009 FR5) or PAL_I (4069 FR5)", TEMIC, PAL,
150 16*141.00, 16*464.00, 0xa0,0x90,0x30,0x8e,623},
151 { "Temic NTSC (4039 FR5)", TEMIC, NTSC,
152 16*158.00, 16*453.00, 0xa0,0x90,0x30,0x8e,732},
153 { "Temic PAL/SECAM multi (4046 FM5)", TEMIC, PAL,
154 16*169.00, 16*454.00, 0xa0,0x90,0x30,0x8e,623},
155 { "Philips PAL_DK (FI1256 and compatibles)", Philips, PAL,
1da177e4 156 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623},
1da177e4
LT		 157 { "Philips PAL/SECAM multi (FQ1216ME)", Philips, PAL,
158 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623},
159 { "LG PAL_I+FM (TAPC-I001D)", LGINNOTEK, PAL_I,
160 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623},
161 { "LG PAL_I (TAPC-I701D)", LGINNOTEK, PAL_I,
162 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623},
163 { "LG NTSC+FM (TPI8NSR01F)", LGINNOTEK, NTSC,
164 16*210.00,16*497.00,0xa0,0x90,0x30,0x8e,732},
1da177e4
LT		 165 { "LG PAL_BG+FM (TPI8PSB01D)", LGINNOTEK, PAL,
166 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623},
167 { "LG PAL_BG (TPI8PSB11D)", LGINNOTEK, PAL,
168 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623},
1c94aeec
MCC		 169
170 /* 30-39 */
1da177e4
LT		 171 { "Temic PAL* auto + FM (4009 FN5)", TEMIC, PAL,
172 16*141.00, 16*464.00, 0xa0,0x90,0x30,0x8e,623},
173 { "SHARP NTSC_JP (2U5JF5540)", SHARP, NTSC, /* 940=16*58.75 NTSC@Japan */
174 16*137.25,16*317.25,0x01,0x02,0x08,0x8e,940 },
1c94aeec 175 { "Samsung PAL TCPM9091PD27", Samsung, PAL, /* from sourceforge v3tv */
4ac97914 176 16*169,16*464,0xA0,0x90,0x30,0x8e,623},
1c94aeec 177 { "MT20xx universal", Microtune, PAL|NTSC,
1da177e4
LT		 178 /* see mt20xx.c for details */ },
179 { "Temic PAL_BG (4106 FH5)", TEMIC, PAL,
4ac97914 180 16*141.00, 16*464.00, 0xa0,0x90,0x30,0x8e,623},
1da177e4 181 { "Temic PAL_DK/SECAM_L (4012 FY5)", TEMIC, PAL,
4ac97914 182 16*140.25, 16*463.25, 0x02,0x04,0x01,0x8e,623},
1da177e4 183 { "Temic NTSC (4136 FY5)", TEMIC, NTSC,
4ac97914
MCC		 184 16*158.00, 16*453.00, 0xa0,0x90,0x30,0x8e,732},
185 { "LG PAL (newer TAPC series)", LGINNOTEK, PAL,
186 16*170.00, 16*450.00, 0x01,0x02,0x08,0x8e,623},
1da177e4 187 { "Philips PAL/SECAM multi (FM1216ME MK3)", Philips, PAL,
6f3c343b 188 16*158.00,16*442.00,0x01,0x02,0x04,0x8e,623 },
1da177e4 189 { "LG NTSC (newer TAPC series)", LGINNOTEK, NTSC,
4ac97914 190 16*170.00, 16*450.00, 0x01,0x02,0x08,0x8e,732},
1da177e4 191
1c94aeec 192 /* 40-49 */
1da177e4
LT		 193 { "HITACHI V7-J180AT", HITACHI, NTSC,
194 16*170.00, 16*450.00, 0x01,0x02,0x08,0x8e,940 },
195 { "Philips PAL_MK (FI1216 MK)", Philips, PAL,
196 16*140.25,16*463.25,0x01,0xc2,0xcf,0x8e,623},
1c94aeec 197 { "Philips 1236D ATSC/NTSC daul in", Philips, ATSC,
1da177e4 198 16*157.25,16*454.00,0xa0,0x90,0x30,0x8e,732},
4ac97914
MCC		 199 { "Philips NTSC MK3 (FM1236MK3 or FM1236/F)", Philips, NTSC,
200 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,732},
201 { "Philips 4 in 1 (ATI TV Wonder Pro/Conexant)", Philips, NTSC,
202 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,732},
1c94aeec 203 { "Microtune 4049 FM5", Microtune, PAL,
1da177e4
LT		 204 16*141.00,16*464.00,0xa0,0x90,0x30,0x8e,623},
205 { "Panasonic VP27s/ENGE4324D", Panasonic, NTSC,
206 16*160.00,16*454.00,0x01,0x02,0x08,0xce,940},
4ac97914
MCC		 207 { "LG NTSC (TAPE series)", LGINNOTEK, NTSC,
208 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,732 },
209 { "Tenna TNF 8831 BGFF)", Philips, PAL,
210 16*161.25,16*463.25,0xa0,0x90,0x30,0x8e,623},
1da177e4
LT		 211 { "Microtune 4042 FI5 ATSC/NTSC dual in", Microtune, NTSC,
212 16*162.00,16*457.00,0xa2,0x94,0x31,0x8e,732},
1c94aeec
MCC		 213
214 /* 50-59 */
4ac97914
MCC		 215 { "TCL 2002N", TCL, NTSC,
216 16*172.00,16*448.00,0x01,0x02,0x08,0x8e,732},
1da177e4
LT		 217 { "Philips PAL/SECAM_D (FM 1256 I-H3)", Philips, PAL,
218 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,623 },
1da177e4
LT		 219 { "Thomson DDT 7610 (ATSC/NTSC)", THOMSON, ATSC,
220 16*157.25,16*454.00,0x39,0x3a,0x3c,0x8e,732},
221 { "Philips FQ1286", Philips, NTSC,
1c94aeec
MCC		 222 16*160.00,16*454.00,0x41,0x42,0x04,0x8e,940}, /* UHF band untested */
223 { "tda8290+75", Philips, PAL|NTSC,
1da177e4 224 /* see tda8290.c for details */ },
20f441f6 225 { "TCL 2002MB", TCL, PAL,
4ac97914 226 16*170.00, 16*450.00, 0x01,0x02,0x08,0xce,623},
586b0cab
MCC		 227 { "Philips PAL/SECAM multi (FQ1216AME MK4)", Philips, PAL,
228 16*160.00,16*442.00,0x01,0x02,0x04,0xce,623 },
229 { "Philips FQ1236A MK4", Philips, NTSC,
230 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,732 },
f7ce3cc6 231 { "Ymec TVision TVF-8531MF/8831MF/8731MF", Philips, NTSC,
391cd727
MCC		 232 16*160.00,16*454.00,0xa0,0x90,0x30,0x8e,732},
233 { "Ymec TVision TVF-5533MF", Philips, NTSC,
234 16*160.00,16*454.00,0x01,0x02,0x04,0x8e,732},
f7ce3cc6 235
e976f937 236 /* 60-68 */
3c1d0185
MK		 237 { "Thomson DDT 7611 (ATSC/NTSC)", THOMSON, ATSC,
238 16*157.25,16*454.00,0x39,0x3a,0x3c,0x8e,732},
f7ce3cc6 239 { "Tena TNF9533-D/IF/TNF9533-B/DF", Philips, PAL,
4ac97914 240 16*160.25,16*464.25,0x01,0x02,0x04,0x8e,623},
f7ce3cc6 241 { "Philips TEA5767HN FM Radio", Philips, RADIO,
4ac97914 242 /* see tea5767.c for details */},
586b0cab
MCC		 243 { "Philips FMD1216ME MK3 Hybrid Tuner", Philips, PAL,
244 16*160.00,16*442.00,0x51,0x52,0x54,0x86,623 },
4c93b07a 245 { "LG TDVS-H062F/TUA6034", LGINNOTEK, ATSC,
fd3113e8 246 16*160.00,16*455.00,0x01,0x02,0x04,0x8e,732},
fd3113e8 247 { "Ymec TVF66T5-B/DFF", Philips, PAL,
4ac97914
MCC		 248 16*160.25,16*464.25,0x01,0x02,0x08,0x8e,623},
249 { "LG NTSC (TALN mini series)", LGINNOTEK, NTSC,
5adc1c30 250 16*137.25,16*373.25,0x01,0x02,0x08,0x8e,732 },
93df3413
HH		 251 { "Philips TD1316 Hybrid Tuner", Philips, PAL,
252 16*160.00,16*442.00,0xa1,0xa2,0xa4,0xc8,623 },
e976f937
KL		 253 { "Philips TUV1236D ATSC/NTSC dual in", Philips, ATSC,
254 16*157.25,16*454.00,0x01,0x02,0x03,0xce,732 },
1da177e4 255};
56fc08ca 256
1da177e4
LT		 257unsigned const int tuner_count = ARRAY_SIZE(tuners);
258
259/* ---------------------------------------------------------------------- */
260
261static int tuner_getstatus(struct i2c_client *c)
262{
263 unsigned char byte;
264
265 if (1 != i2c_master_recv(c,&byte,1))
266 return 0;
56fc08ca 267
1da177e4
LT		 268 return byte;
269}
270
1da177e4
LT		 271static int tuner_signal(struct i2c_client *c)
272{
56fc08ca 273 return (tuner_getstatus(c) & TUNER_SIGNAL) << 13;
1da177e4
LT		 274}
275
276static int tuner_stereo(struct i2c_client *c)
277{
56fc08ca
MCC		 278 int stereo, status;
279 struct tuner *t = i2c_get_clientdata(c);
280
281 status = tuner_getstatus (c);
282
283 switch (t->type) {
4ac97914 284 case TUNER_PHILIPS_FM1216ME_MK3:
56fc08ca
MCC		 285 case TUNER_PHILIPS_FM1236_MK3:
286 case TUNER_PHILIPS_FM1256_IH3:
287 stereo = ((status & TUNER_SIGNAL) == TUNER_STEREO_MK3);
288 break;
289 default:
290 stereo = status & TUNER_STEREO;
291 }
292
293 return stereo;
1da177e4
LT		 294}
295
1da177e4
LT		 296
297/* ---------------------------------------------------------------------- */
298
299static void default_set_tv_freq(struct i2c_client *c, unsigned int freq)
300{
301 struct tuner *t = i2c_get_clientdata(c);
302 u8 config;
303 u16 div;
304 struct tunertype *tun;
4ac97914 305 unsigned char buffer[4];
1da177e4
LT		 306 int rc;
307
308 tun = &tuners[t->type];
309 if (freq < tun->thresh1) {
310 config = tun->VHF_L;
311 tuner_dbg("tv: VHF lowrange\n");
312 } else if (freq < tun->thresh2) {
313 config = tun->VHF_H;
314 tuner_dbg("tv: VHF high range\n");
315 } else {
316 config = tun->UHF;
317 tuner_dbg("tv: UHF range\n");
318 }
319
320
321 /* tv norm specific stuff for multi-norm tuners */
322 switch (t->type) {
323 case TUNER_PHILIPS_SECAM: // FI1216MF
324 /* 0x01 -> ??? no change ??? */
325 /* 0x02 -> PAL BDGHI / SECAM L */
326 /* 0x04 -> ??? PAL others / SECAM others ??? */
327 config &= ~0x02;
328 if (t->std & V4L2_STD_SECAM)
329 config |= 0x02;
330 break;
331
332 case TUNER_TEMIC_4046FM5:
333 config &= ~0x0f;
334
335 if (t->std & V4L2_STD_PAL_BG) {
336 config |= TEMIC_SET_PAL_BG;
337
338 } else if (t->std & V4L2_STD_PAL_I) {
339 config |= TEMIC_SET_PAL_I;
340
341 } else if (t->std & V4L2_STD_PAL_DK) {
342 config |= TEMIC_SET_PAL_DK;
343
344 } else if (t->std & V4L2_STD_SECAM_L) {
345 config |= TEMIC_SET_PAL_L;
346
347 }
348 break;
349
350 case TUNER_PHILIPS_FQ1216ME:
351 config &= ~0x0f;
352
353 if (t->std & (V4L2_STD_PAL_BG|V4L2_STD_PAL_DK)) {
354 config |= PHILIPS_SET_PAL_BGDK;
355
356 } else if (t->std & V4L2_STD_PAL_I) {
357 config |= PHILIPS_SET_PAL_I;
358
359 } else if (t->std & V4L2_STD_SECAM_L) {
360 config |= PHILIPS_SET_PAL_L;
361
362 }
363 break;
364
365 case TUNER_PHILIPS_ATSC:
366 /* 0x00 -> ATSC antenna input 1 */
367 /* 0x01 -> ATSC antenna input 2 */
368 /* 0x02 -> NTSC antenna input 1 */
369 /* 0x03 -> NTSC antenna input 2 */
370 config &= ~0x03;
371 if (!(t->std & V4L2_STD_ATSC))
372 config |= 2;
373 /* FIXME: input */
374 break;
375
376 case TUNER_MICROTUNE_4042FI5:
377 /* Set the charge pump for fast tuning */
f7ce3cc6 378 tun->config |= TUNER_CHARGE_PUMP;
1da177e4 379 break;
e976f937
KL		 380
381 case TUNER_PHILIPS_TUV1236D:
382 /* 0x40 -> ATSC antenna input 1 */
383 /* 0x48 -> ATSC antenna input 2 */
384 /* 0x00 -> NTSC antenna input 1 */
385 /* 0x08 -> NTSC antenna input 2 */
386 config &= ~0x40;
387 if (t->std & V4L2_STD_ATSC)
388 config |= 0x40;
389 /* FIXME: input */
390 break;
1da177e4
LT		 391 }
392
393 /*
394 * Philips FI1216MK2 remark from specification :
395 * for channel selection involving band switching, and to ensure
396 * smooth tuning to the desired channel without causing
397 * unnecessary charge pump action, it is recommended to consider
398 * the difference between wanted channel frequency and the
399 * current channel frequency. Unnecessary charge pump action
400 * will result in very low tuning voltage which may drive the
401 * oscillator to extreme conditions.
402 *
403 * Progfou: specification says to send config data before
404 * frequency in case (wanted frequency < current frequency).
405 */
406
407 div=freq + tun->IFPCoff;
408 if (t->type == TUNER_PHILIPS_SECAM && freq < t->freq) {
409 buffer[0] = tun->config;
410 buffer[1] = config;
411 buffer[2] = (div>>8) & 0x7f;
412 buffer[3] = div & 0xff;
413 } else {
414 buffer[0] = (div>>8) & 0x7f;
415 buffer[1] = div & 0xff;
416 buffer[2] = tun->config;
417 buffer[3] = config;
418 }
419 tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n",
420 buffer[0],buffer[1],buffer[2],buffer[3]);
421
4ac97914 422 if (4 != (rc = i2c_master_send(c,buffer,4)))
1da177e4
LT		 423 tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
424
425 if (t->type == TUNER_MICROTUNE_4042FI5) {
426 // FIXME - this may also work for other tuners
427 unsigned long timeout = jiffies + msecs_to_jiffies(1);
428 u8 status_byte = 0;
429
430 /* Wait until the PLL locks */
431 for (;;) {
432 if (time_after(jiffies,timeout))
433 return;
434 if (1 != (rc = i2c_master_recv(c,&status_byte,1))) {
435 tuner_warn("i2c i/o read error: rc == %d (should be 1)\n",rc);
436 break;
437 }
f7ce3cc6 438 if (status_byte & TUNER_PLL_LOCKED)
1da177e4
LT		 439 break;
440 udelay(10);
441 }
442
443 /* Set the charge pump for optimized phase noise figure */
f7ce3cc6 444 tun->config &= ~TUNER_CHARGE_PUMP;
1da177e4
LT		 445 buffer[0] = (div>>8) & 0x7f;
446 buffer[1] = div & 0xff;
447 buffer[2] = tun->config;
448 buffer[3] = config;
449 tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n",
450 buffer[0],buffer[1],buffer[2],buffer[3]);
451
452 if (4 != (rc = i2c_master_send(c,buffer,4)))
453 tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
454 }
455}
456
457static void default_set_radio_freq(struct i2c_client *c, unsigned int freq)
458{
459 struct tunertype *tun;
460 struct tuner *t = i2c_get_clientdata(c);
4ac97914 461 unsigned char buffer[4];
1da177e4
LT		 462 unsigned div;
463 int rc;
464
f7ce3cc6
MCC		 465 tun = &tuners[t->type];
466 div = (20 * freq / 16000) + (int)(20*10.7); /* IF 10.7 MHz */
467 buffer[2] = (tun->config & ~TUNER_RATIO_MASK) | TUNER_RATIO_SELECT_50; /* 50 kHz step */
1da177e4
LT		 468
469 switch (t->type) {
56fc08ca 470 case TUNER_TENA_9533_DI:
391cd727 471 case TUNER_YMEC_TVF_5533MF:
f7ce3cc6
MCC		 472 tuner_dbg ("This tuner doesn't have FM. Most cards has a TEA5767 for FM\n");
473 return;
1da177e4
LT		 474 case TUNER_PHILIPS_FM1216ME_MK3:
475 case TUNER_PHILIPS_FM1236_MK3:
586b0cab 476 case TUNER_PHILIPS_FMD1216ME_MK3:
1da177e4
LT		 477 buffer[3] = 0x19;
478 break;
479 case TUNER_PHILIPS_FM1256_IH3:
f7ce3cc6 480 div = (20 * freq) / 16000 + (int)(33.3 * 20); /* IF 33.3 MHz */
1da177e4
LT		 481 buffer[3] = 0x19;
482 break;
483 case TUNER_LG_PAL_FM:
484 buffer[3] = 0xa5;
485 break;
33ac6b52
MCC		 486 case TUNER_MICROTUNE_4049FM5:
487 div = (20 * freq) / 16000 + (int)(33.3 * 20); /* IF 33.3 MHz */
488 buffer[3] = 0xa4;
489 break;
1da177e4
LT		 490 default:
491 buffer[3] = 0xa4;
492 break;
493 }
4ac97914
MCC		 494 buffer[0] = (div>>8) & 0x7f;
495 buffer[1] = div & 0xff;
1da177e4
LT		 496
497 tuner_dbg("radio 0x%02x 0x%02x 0x%02x 0x%02x\n",
498 buffer[0],buffer[1],buffer[2],buffer[3]);
499
4ac97914 500 if (4 != (rc = i2c_master_send(c,buffer,4)))
1da177e4
LT		 501 tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
502}
503
504int default_tuner_init(struct i2c_client *c)
505{
506 struct tuner *t = i2c_get_clientdata(c);
507
508 tuner_info("type set to %d (%s)\n",
509 t->type, tuners[t->type].name);
510 strlcpy(c->name, tuners[t->type].name, sizeof(c->name));
511
512 t->tv_freq = default_set_tv_freq;
513 t->radio_freq = default_set_radio_freq;
514 t->has_signal = tuner_signal;
515 t->is_stereo = tuner_stereo;
793cf9e6 516 t->standby = NULL;
586b0cab 517
1da177e4
LT		 518 return 0;
519}
520
521/*
522 * Overrides for Emacs so that we follow Linus's tabbing style.
523 * ---------------------------------------------------------------------------
524 * Local variables:
525 * c-basic-offset: 8
526 * End:
527 */
kernel source for telekom puls (alcatel/mediatek)