2 * descriptions + helper functions for simple dvb plls.
4 * (c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
17 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
19 #include <linux/slab.h>
20 #include <linux/module.h>
21 #include <linux/dvb/frontend.h>
22 #include <asm/types.h>
26 #define dprintk(fmt, arg...) \
27 printk(KERN_DEBUG pr_fmt("%s: " fmt), __func__, ##arg)
35 struct i2c_adapter *i2c;
37 /* the PLL descriptor */
38 const struct dvb_pll_desc *pll_desc;
40 /* cached frequency/bandwidth */
45 #define DVB_PLL_MAX 64
47 static unsigned int dvb_pll_devcount;
50 module_param(debug, int, 0644);
51 MODULE_PARM_DESC(debug, "enable verbose debug messages");
53 static unsigned int id[DVB_PLL_MAX] =
54 { [ 0 ... (DVB_PLL_MAX-1) ] = DVB_PLL_UNDEFINED };
55 module_param_array(id, int, NULL, 0644);
56 MODULE_PARM_DESC(id, "force pll id to use (DEBUG ONLY)");
58 /* ----------------------------------------------------------- */
65 void (*set)(struct dvb_frontend *fe, u8 *buf);
78 /* ----------------------------------------------------------- */
81 static const struct dvb_pll_desc dvb_pll_thomson_dtt7579 = {
82 .name = "Thomson dtt7579",
86 .sleepdata = (u8[]){ 2, 0xb4, 0x03 },
89 { 443250000, 166667, 0xb4, 0x02 },
90 { 542000000, 166667, 0xb4, 0x08 },
91 { 771000000, 166667, 0xbc, 0x08 },
92 { 999999999, 166667, 0xf4, 0x08 },
96 static void thomson_dtt759x_bw(struct dvb_frontend *fe, u8 *buf)
98 u32 bw = fe->dtv_property_cache.bandwidth_hz;
103 static const struct dvb_pll_desc dvb_pll_thomson_dtt759x = {
104 .name = "Thomson dtt759x",
107 .set = thomson_dtt759x_bw,
109 .sleepdata = (u8[]){ 2, 0x84, 0x03 },
112 { 264000000, 166667, 0xb4, 0x02 },
113 { 470000000, 166667, 0xbc, 0x02 },
114 { 735000000, 166667, 0xbc, 0x08 },
115 { 835000000, 166667, 0xf4, 0x08 },
116 { 999999999, 166667, 0xfc, 0x08 },
120 static void thomson_dtt7520x_bw(struct dvb_frontend *fe, u8 *buf)
122 u32 bw = fe->dtv_property_cache.bandwidth_hz;
127 static const struct dvb_pll_desc dvb_pll_thomson_dtt7520x = {
128 .name = "Thomson dtt7520x",
131 .set = thomson_dtt7520x_bw,
135 { 305000000, 166667, 0xb4, 0x12 },
136 { 405000000, 166667, 0xbc, 0x12 },
137 { 445000000, 166667, 0xbc, 0x12 },
138 { 465000000, 166667, 0xf4, 0x18 },
139 { 735000000, 166667, 0xfc, 0x18 },
140 { 835000000, 166667, 0xbc, 0x18 },
141 { 999999999, 166667, 0xfc, 0x18 },
145 static const struct dvb_pll_desc dvb_pll_lg_z201 = {
150 .sleepdata = (u8[]){ 2, 0xbc, 0x03 },
153 { 157500000, 166667, 0xbc, 0x01 },
154 { 443250000, 166667, 0xbc, 0x02 },
155 { 542000000, 166667, 0xbc, 0x04 },
156 { 830000000, 166667, 0xf4, 0x04 },
157 { 999999999, 166667, 0xfc, 0x04 },
161 static const struct dvb_pll_desc dvb_pll_unknown_1 = {
162 .name = "unknown 1", /* used by dntv live dvb-t */
168 { 150000000, 166667, 0xb4, 0x01 },
169 { 173000000, 166667, 0xbc, 0x01 },
170 { 250000000, 166667, 0xb4, 0x02 },
171 { 400000000, 166667, 0xbc, 0x02 },
172 { 420000000, 166667, 0xf4, 0x02 },
173 { 470000000, 166667, 0xfc, 0x02 },
174 { 600000000, 166667, 0xbc, 0x08 },
175 { 730000000, 166667, 0xf4, 0x08 },
176 { 999999999, 166667, 0xfc, 0x08 },
180 /* Infineon TUA6010XS
181 * used in Thomson Cable Tuner
183 static const struct dvb_pll_desc dvb_pll_tua6010xs = {
184 .name = "Infineon TUA6010XS",
190 { 115750000, 62500, 0x8e, 0x03 },
191 { 403250000, 62500, 0x8e, 0x06 },
192 { 999999999, 62500, 0x8e, 0x85 },
196 /* Panasonic env57h1xd5 (some Philips PLL ?) */
197 static const struct dvb_pll_desc dvb_pll_env57h1xd5 = {
198 .name = "Panasonic ENV57H1XD5",
204 { 153000000, 166667, 0xc2, 0x41 },
205 { 470000000, 166667, 0xc2, 0x42 },
206 { 526000000, 166667, 0xc2, 0x84 },
207 { 999999999, 166667, 0xc2, 0xa4 },
211 /* Philips TDA6650/TDA6651
212 * used in Panasonic ENV77H11D5
214 static void tda665x_bw(struct dvb_frontend *fe, u8 *buf)
216 u32 bw = fe->dtv_property_cache.bandwidth_hz;
221 static const struct dvb_pll_desc dvb_pll_tda665x = {
222 .name = "Philips TDA6650/TDA6651",
227 .initdata = (u8[]){ 4, 0x0b, 0xf5, 0x85, 0xab },
230 { 93834000, 166667, 0xca, 0x61 /* 011 0 0 0 01 */ },
231 { 123834000, 166667, 0xca, 0xa1 /* 101 0 0 0 01 */ },
232 { 161000000, 166667, 0xca, 0xa1 /* 101 0 0 0 01 */ },
233 { 163834000, 166667, 0xca, 0xc2 /* 110 0 0 0 10 */ },
234 { 253834000, 166667, 0xca, 0x62 /* 011 0 0 0 10 */ },
235 { 383834000, 166667, 0xca, 0xa2 /* 101 0 0 0 10 */ },
236 { 443834000, 166667, 0xca, 0xc2 /* 110 0 0 0 10 */ },
237 { 444000000, 166667, 0xca, 0xc4 /* 110 0 0 1 00 */ },
238 { 583834000, 166667, 0xca, 0x64 /* 011 0 0 1 00 */ },
239 { 793834000, 166667, 0xca, 0xa4 /* 101 0 0 1 00 */ },
240 { 444834000, 166667, 0xca, 0xc4 /* 110 0 0 1 00 */ },
241 { 861000000, 166667, 0xca, 0xe4 /* 111 0 0 1 00 */ },
246 * used in LG TDTP E102P
248 static void tua6034_bw(struct dvb_frontend *fe, u8 *buf)
250 u32 bw = fe->dtv_property_cache.bandwidth_hz;
255 static const struct dvb_pll_desc dvb_pll_tua6034 = {
256 .name = "Infineon TUA6034",
263 { 174500000, 62500, 0xce, 0x01 },
264 { 230000000, 62500, 0xce, 0x02 },
265 { 999999999, 62500, 0xce, 0x04 },
270 * used in Nebula-Cards and USB boxes
272 static void tded4_bw(struct dvb_frontend *fe, u8 *buf)
274 u32 bw = fe->dtv_property_cache.bandwidth_hz;
279 static const struct dvb_pll_desc dvb_pll_tded4 = {
280 .name = "ALPS TDED4",
287 { 153000000, 166667, 0x85, 0x01 },
288 { 470000000, 166667, 0x85, 0x02 },
289 { 823000000, 166667, 0x85, 0x08 },
290 { 999999999, 166667, 0x85, 0x88 },
295 * used in AverTVHD MCE A180
297 static const struct dvb_pll_desc dvb_pll_tdhu2 = {
298 .name = "ALPS TDHU2",
304 { 162000000, 62500, 0x85, 0x01 },
305 { 426000000, 62500, 0x85, 0x02 },
306 { 782000000, 62500, 0x85, 0x08 },
307 { 999999999, 62500, 0x85, 0x88 },
311 /* Samsung TBMV30111IN / TBMV30712IN1
312 * used in Air2PC ATSC - 2nd generation (nxt2002)
314 static const struct dvb_pll_desc dvb_pll_samsung_tbmv = {
315 .name = "Samsung TBMV30111IN / TBMV30712IN1",
321 { 172000000, 166667, 0xb4, 0x01 },
322 { 214000000, 166667, 0xb4, 0x02 },
323 { 467000000, 166667, 0xbc, 0x02 },
324 { 721000000, 166667, 0xbc, 0x08 },
325 { 841000000, 166667, 0xf4, 0x08 },
326 { 999999999, 166667, 0xfc, 0x02 },
331 * Philips SD1878 Tuner.
333 static const struct dvb_pll_desc dvb_pll_philips_sd1878_tda8261 = {
334 .name = "Philips SD1878",
337 .iffreq= 249, /* zero-IF, offset 249 is to round up */
340 { 1250000, 500, 0xc4, 0x00},
341 { 1450000, 500, 0xc4, 0x40},
342 { 2050000, 500, 0xc4, 0x80},
343 { 2150000, 500, 0xc4, 0xc0},
347 static void opera1_bw(struct dvb_frontend *fe, u8 *buf)
349 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
350 struct dvb_pll_priv *priv = fe->tuner_priv;
351 u32 b_w = (c->symbol_rate * 27) / 32000;
352 struct i2c_msg msg = {
353 .addr = priv->pll_i2c_address,
361 if (fe->ops.i2c_gate_ctrl)
362 fe->ops.i2c_gate_ctrl(fe, 1);
364 result = i2c_transfer(priv->i2c, &msg, 1);
366 pr_err("%s: i2c_transfer failed:%d",
371 else if (b_w <= 12000)
373 else if (b_w <= 14000)
375 else if (b_w <= 16000)
377 else if (b_w <= 18000)
379 else if (b_w <= 20000)
381 else if (b_w <= 22000)
383 else if (b_w <= 24000)
385 else if (b_w <= 26000)
387 else if (b_w <= 28000)
391 buf[2] ^= 0x1c; /* Flip bits 3-5 */
393 buf[2] |= ((lpf >> 2) & 0x3) << 3;
394 buf[3] |= (lpf & 0x3) << 2;
399 static const struct dvb_pll_desc dvb_pll_opera1 = {
400 .name = "Opera Tuner",
403 .initdata = (u8[]){ 4, 0x08, 0xe5, 0xe1, 0x00 },
404 .initdata2 = (u8[]){ 4, 0x08, 0xe5, 0xe5, 0x00 },
409 { 1064000, 500, 0xf9, 0xc2 },
410 { 1169000, 500, 0xf9, 0xe2 },
411 { 1299000, 500, 0xf9, 0x20 },
412 { 1444000, 500, 0xf9, 0x40 },
413 { 1606000, 500, 0xf9, 0x60 },
414 { 1777000, 500, 0xf9, 0x80 },
415 { 1941000, 500, 0xf9, 0xa0 },
416 { 2250000, 500, 0xf9, 0xc0 },
420 static void samsung_dtos403ih102a_set(struct dvb_frontend *fe, u8 *buf)
422 struct dvb_pll_priv *priv = fe->tuner_priv;
423 struct i2c_msg msg = {
424 .addr = priv->pll_i2c_address,
431 if (fe->ops.i2c_gate_ctrl)
432 fe->ops.i2c_gate_ctrl(fe, 1);
434 result = i2c_transfer(priv->i2c, &msg, 1);
436 pr_err("%s: i2c_transfer failed:%d",
445 /* unknown pll used in Samsung DTOS403IH102A DVB-C tuner */
446 static const struct dvb_pll_desc dvb_pll_samsung_dtos403ih102a = {
447 .name = "Samsung DTOS403IH102A",
452 .set = samsung_dtos403ih102a_set,
454 { 135000000, 62500, 0xbe, 0x01 },
455 { 177000000, 62500, 0xf6, 0x01 },
456 { 370000000, 62500, 0xbe, 0x02 },
457 { 450000000, 62500, 0xf6, 0x02 },
458 { 466000000, 62500, 0xfe, 0x02 },
459 { 538000000, 62500, 0xbe, 0x08 },
460 { 826000000, 62500, 0xf6, 0x08 },
461 { 999999999, 62500, 0xfe, 0x08 },
465 /* Samsung TDTC9251DH0 DVB-T NIM, as used on AirStar 2 */
466 static const struct dvb_pll_desc dvb_pll_samsung_tdtc9251dh0 = {
467 .name = "Samsung TDTC9251DH0",
473 { 157500000, 166667, 0xcc, 0x09 },
474 { 443000000, 166667, 0xcc, 0x0a },
475 { 863000000, 166667, 0xcc, 0x08 },
479 /* Samsung TBDU18132 DVB-S NIM with TSA5059 PLL, used in SkyStar2 DVB-S 2.3 */
480 static const struct dvb_pll_desc dvb_pll_samsung_tbdu18132 = {
481 .name = "Samsung TBDU18132",
483 .max = 2150 * MHz, /* guesses */
487 { 1550000, 125, 0x84, 0x82 },
488 { 4095937, 125, 0x84, 0x80 },
490 /* TSA5059 PLL has a 17 bit divisor rather than the 15 bits supported
491 * by this driver. The two extra bits are 0x60 in the third byte. 15
492 * bits is enough for over 4 GHz, which is enough to cover the range
493 * of this tuner. We could use the additional divisor bits by adding
495 { 0x0ffff * 125 + 125/2, 125, 0x84 | 0x20, },
496 { 0x17fff * 125 + 125/2, 125, 0x84 | 0x40, },
497 { 0x1ffff * 125 + 125/2, 125, 0x84 | 0x60, }, */
500 /* Samsung TBMU24112 DVB-S NIM with SL1935 zero-IF tuner */
501 static const struct dvb_pll_desc dvb_pll_samsung_tbmu24112 = {
502 .name = "Samsung TBMU24112",
504 .max = 2150 * MHz, /* guesses */
508 { 1500000, 125, 0x84, 0x18 },
509 { 9999999, 125, 0x84, 0x08 },
513 /* Alps TDEE4 DVB-C NIM, used on Cablestar 2 */
514 /* byte 4 : 1 * * AGD R3 R2 R1 R0
515 * byte 5 : C1 * RE RTS BS4 BS3 BS2 BS1
516 * AGD = 1, R3 R2 R1 R0 = 0 1 0 1 => byte 4 = 1**10101 = 0x95
517 * Range(MHz) C1 * RE RTS BS4 BS3 BS2 BS1 Byte 5
518 * 47 - 153 0 * 0 0 0 0 0 1 0x01
519 * 153 - 430 0 * 0 0 0 0 1 0 0x02
520 * 430 - 822 0 * 0 0 1 0 0 0 0x08
521 * 822 - 862 1 * 0 0 1 0 0 0 0x88 */
522 static const struct dvb_pll_desc dvb_pll_alps_tdee4 = {
523 .name = "ALPS TDEE4",
529 { 153000000, 62500, 0x95, 0x01 },
530 { 430000000, 62500, 0x95, 0x02 },
531 { 822000000, 62500, 0x95, 0x08 },
532 { 999999999, 62500, 0x95, 0x88 },
536 /* Infineon TUA6034 ISDB-T, used in Friio */
537 /* CP cur. 50uA, AGC takeover: 103dBuV, PORT3 on */
538 static const struct dvb_pll_desc dvb_pll_tua6034_friio = {
539 .name = "Infineon TUA6034 ISDB-T (Friio)",
543 .initdata = (u8[]){ 4, 0x9a, 0x50, 0xb2, 0x08 },
544 .sleepdata = (u8[]){ 4, 0x9a, 0x70, 0xb3, 0x0b },
547 { 170000000, 142857, 0xba, 0x09 },
548 { 470000000, 142857, 0xba, 0x0a },
549 { 770000000, 142857, 0xb2, 0x08 },
553 /* Philips TDA6651 ISDB-T, used in Earthsoft PT1 */
554 static const struct dvb_pll_desc dvb_pll_tda665x_earth_pt1 = {
555 .name = "Philips TDA6651 ISDB-T (EarthSoft PT1)",
559 .initdata = (u8[]){ 5, 0x0e, 0x7f, 0xc1, 0x80, 0x80 },
562 { 140000000, 142857, 0xc1, 0x81 },
563 { 170000000, 142857, 0xc1, 0xa1 },
564 { 220000000, 142857, 0xc1, 0x62 },
565 { 330000000, 142857, 0xc1, 0xa2 },
566 { 402000000, 142857, 0xc1, 0xe2 },
567 { 450000000, 142857, 0xc1, 0x64 },
568 { 550000000, 142857, 0xc1, 0x84 },
569 { 600000000, 142857, 0xc1, 0xa4 },
570 { 700000000, 142857, 0xc1, 0xc4 },
571 { 770000000, 142857, 0xc1, 0xe4 },
575 /* ----------------------------------------------------------- */
577 static const struct dvb_pll_desc *pll_list[] = {
578 [DVB_PLL_UNDEFINED] = NULL,
579 [DVB_PLL_THOMSON_DTT7579] = &dvb_pll_thomson_dtt7579,
580 [DVB_PLL_THOMSON_DTT759X] = &dvb_pll_thomson_dtt759x,
581 [DVB_PLL_THOMSON_DTT7520X] = &dvb_pll_thomson_dtt7520x,
582 [DVB_PLL_LG_Z201] = &dvb_pll_lg_z201,
583 [DVB_PLL_UNKNOWN_1] = &dvb_pll_unknown_1,
584 [DVB_PLL_TUA6010XS] = &dvb_pll_tua6010xs,
585 [DVB_PLL_ENV57H1XD5] = &dvb_pll_env57h1xd5,
586 [DVB_PLL_TUA6034] = &dvb_pll_tua6034,
587 [DVB_PLL_TDA665X] = &dvb_pll_tda665x,
588 [DVB_PLL_TDED4] = &dvb_pll_tded4,
589 [DVB_PLL_TDEE4] = &dvb_pll_alps_tdee4,
590 [DVB_PLL_TDHU2] = &dvb_pll_tdhu2,
591 [DVB_PLL_SAMSUNG_TBMV] = &dvb_pll_samsung_tbmv,
592 [DVB_PLL_PHILIPS_SD1878_TDA8261] = &dvb_pll_philips_sd1878_tda8261,
593 [DVB_PLL_OPERA1] = &dvb_pll_opera1,
594 [DVB_PLL_SAMSUNG_DTOS403IH102A] = &dvb_pll_samsung_dtos403ih102a,
595 [DVB_PLL_SAMSUNG_TDTC9251DH0] = &dvb_pll_samsung_tdtc9251dh0,
596 [DVB_PLL_SAMSUNG_TBDU18132] = &dvb_pll_samsung_tbdu18132,
597 [DVB_PLL_SAMSUNG_TBMU24112] = &dvb_pll_samsung_tbmu24112,
598 [DVB_PLL_TUA6034_FRIIO] = &dvb_pll_tua6034_friio,
599 [DVB_PLL_TDA665X_EARTH_PT1] = &dvb_pll_tda665x_earth_pt1,
602 /* ----------------------------------------------------------- */
605 static int dvb_pll_configure(struct dvb_frontend *fe, u8 *buf,
608 struct dvb_pll_priv *priv = fe->tuner_priv;
609 const struct dvb_pll_desc *desc = priv->pll_desc;
613 for (i = 0; i < desc->count; i++) {
614 if (frequency > desc->entries[i].limit)
620 dprintk("pll: %s: freq=%d | i=%d/%d\n", desc->name,
621 frequency, i, desc->count);
622 if (i == desc->count)
625 div = (frequency + desc->iffreq +
626 desc->entries[i].stepsize/2) / desc->entries[i].stepsize;
629 buf[2] = desc->entries[i].config;
630 buf[3] = desc->entries[i].cb;
636 dprintk("pll: %s: div=%d | buf=0x%02x,0x%02x,0x%02x,0x%02x\n",
637 desc->name, div, buf[0], buf[1], buf[2], buf[3]);
639 // calculate the frequency we set it to
640 return (div * desc->entries[i].stepsize) - desc->iffreq;
643 static void dvb_pll_release(struct dvb_frontend *fe)
645 kfree(fe->tuner_priv);
646 fe->tuner_priv = NULL;
649 static int dvb_pll_sleep(struct dvb_frontend *fe)
651 struct dvb_pll_priv *priv = fe->tuner_priv;
653 if (priv->i2c == NULL)
656 if (priv->pll_desc->sleepdata) {
657 struct i2c_msg msg = { .flags = 0,
658 .addr = priv->pll_i2c_address,
659 .buf = priv->pll_desc->sleepdata + 1,
660 .len = priv->pll_desc->sleepdata[0] };
664 if (fe->ops.i2c_gate_ctrl)
665 fe->ops.i2c_gate_ctrl(fe, 1);
666 if ((result = i2c_transfer(priv->i2c, &msg, 1)) != 1) {
671 /* Shouldn't be called when initdata is NULL, maybe BUG()? */
675 static int dvb_pll_set_params(struct dvb_frontend *fe)
677 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
678 struct dvb_pll_priv *priv = fe->tuner_priv;
681 { .addr = priv->pll_i2c_address, .flags = 0,
682 .buf = buf, .len = sizeof(buf) };
686 if (priv->i2c == NULL)
689 result = dvb_pll_configure(fe, buf, c->frequency);
695 if (fe->ops.i2c_gate_ctrl)
696 fe->ops.i2c_gate_ctrl(fe, 1);
697 if ((result = i2c_transfer(priv->i2c, &msg, 1)) != 1) {
701 priv->frequency = frequency;
702 priv->bandwidth = c->bandwidth_hz;
707 static int dvb_pll_calc_regs(struct dvb_frontend *fe,
708 u8 *buf, int buf_len)
710 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
711 struct dvb_pll_priv *priv = fe->tuner_priv;
718 result = dvb_pll_configure(fe, buf + 1, c->frequency);
724 buf[0] = priv->pll_i2c_address;
726 priv->frequency = frequency;
727 priv->bandwidth = c->bandwidth_hz;
732 static int dvb_pll_get_frequency(struct dvb_frontend *fe, u32 *frequency)
734 struct dvb_pll_priv *priv = fe->tuner_priv;
735 *frequency = priv->frequency;
739 static int dvb_pll_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth)
741 struct dvb_pll_priv *priv = fe->tuner_priv;
742 *bandwidth = priv->bandwidth;
746 static int dvb_pll_init(struct dvb_frontend *fe)
748 struct dvb_pll_priv *priv = fe->tuner_priv;
750 if (priv->i2c == NULL)
753 if (priv->pll_desc->initdata) {
754 struct i2c_msg msg = { .flags = 0,
755 .addr = priv->pll_i2c_address,
756 .buf = priv->pll_desc->initdata + 1,
757 .len = priv->pll_desc->initdata[0] };
760 if (fe->ops.i2c_gate_ctrl)
761 fe->ops.i2c_gate_ctrl(fe, 1);
762 result = i2c_transfer(priv->i2c, &msg, 1);
765 if (priv->pll_desc->initdata2) {
766 msg.buf = priv->pll_desc->initdata2 + 1;
767 msg.len = priv->pll_desc->initdata2[0];
768 if (fe->ops.i2c_gate_ctrl)
769 fe->ops.i2c_gate_ctrl(fe, 1);
770 result = i2c_transfer(priv->i2c, &msg, 1);
776 /* Shouldn't be called when initdata is NULL, maybe BUG()? */
780 static const struct dvb_tuner_ops dvb_pll_tuner_ops = {
781 .release = dvb_pll_release,
782 .sleep = dvb_pll_sleep,
783 .init = dvb_pll_init,
784 .set_params = dvb_pll_set_params,
785 .calc_regs = dvb_pll_calc_regs,
786 .get_frequency = dvb_pll_get_frequency,
787 .get_bandwidth = dvb_pll_get_bandwidth,
790 struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr,
791 struct i2c_adapter *i2c,
792 unsigned int pll_desc_id)
795 struct i2c_msg msg = { .addr = pll_addr, .flags = I2C_M_RD, .len = 1 };
796 struct dvb_pll_priv *priv = NULL;
798 const struct dvb_pll_desc *desc;
800 b1 = kmalloc(1, GFP_KERNEL);
807 if ((id[dvb_pll_devcount] > DVB_PLL_UNDEFINED) &&
808 (id[dvb_pll_devcount] < ARRAY_SIZE(pll_list)))
809 pll_desc_id = id[dvb_pll_devcount];
811 BUG_ON(pll_desc_id < 1 || pll_desc_id >= ARRAY_SIZE(pll_list));
813 desc = pll_list[pll_desc_id];
816 if (fe->ops.i2c_gate_ctrl)
817 fe->ops.i2c_gate_ctrl(fe, 1);
819 ret = i2c_transfer (i2c, &msg, 1);
824 if (fe->ops.i2c_gate_ctrl)
825 fe->ops.i2c_gate_ctrl(fe, 0);
828 priv = kzalloc(sizeof(struct dvb_pll_priv), GFP_KERNEL);
834 priv->pll_i2c_address = pll_addr;
836 priv->pll_desc = desc;
837 priv->nr = dvb_pll_devcount++;
839 memcpy(&fe->ops.tuner_ops, &dvb_pll_tuner_ops,
840 sizeof(struct dvb_tuner_ops));
842 strncpy(fe->ops.tuner_ops.info.name, desc->name,
843 sizeof(fe->ops.tuner_ops.info.name));
845 fe->ops.tuner_ops.info.frequency_min_hz = desc->min;
846 fe->ops.tuner_ops.info.frequency_max_hz = desc->max;
848 dprintk("%s tuner, frequency range: %u...%u\n",
849 desc->name, desc->min, desc->max);
852 fe->ops.tuner_ops.init = NULL;
853 if (!desc->sleepdata)
854 fe->ops.tuner_ops.sleep = NULL;
856 fe->tuner_priv = priv;
858 if ((debug) || (id[priv->nr] == pll_desc_id)) {
859 dprintk("dvb-pll[%d]", priv->nr);
861 pr_cont(" %d-%04x", i2c_adapter_id(i2c), pll_addr);
862 pr_cont(": id# %d (%s) attached, %s\n", pll_desc_id, desc->name,
863 id[priv->nr] == pll_desc_id ?
864 "insmod option" : "autodetected");
871 EXPORT_SYMBOL(dvb_pll_attach);
875 dvb_pll_probe(struct i2c_client *client, const struct i2c_device_id *id)
877 struct dvb_pll_config *cfg;
878 struct dvb_frontend *fe;
879 unsigned int desc_id;
881 cfg = client->dev.platform_data;
883 i2c_set_clientdata(client, fe);
884 desc_id = (unsigned int) id->driver_data;
886 if (!dvb_pll_attach(fe, client->addr, client->adapter, desc_id))
890 * Unset tuner_ops.release (== dvb_pll_release)
891 * which has been just set in the above dvb_pll_attach(),
892 * because if tuner_ops.release was left defined,
893 * this module would be 'put' twice on exit:
894 * once by dvb_frontend_detach() and another by dvb_module_release().
896 * dvb_pll_release is instead executed in the i2c driver's .remove(),
897 * keeping dvb_pll_attach untouched for legacy (dvb_attach) drivers.
899 fe->ops.tuner_ops.release = NULL;
900 dev_info(&client->dev, "DVB Simple Tuner attached.\n");
904 static int dvb_pll_remove(struct i2c_client *client)
906 struct dvb_frontend *fe;
908 fe = i2c_get_clientdata(client);
914 static const struct i2c_device_id dvb_pll_id[] = {
915 {"dtt7579", DVB_PLL_THOMSON_DTT7579},
916 {"dtt759x", DVB_PLL_THOMSON_DTT759X},
917 {"z201", DVB_PLL_LG_Z201},
918 {"unknown_1", DVB_PLL_UNKNOWN_1},
919 {"tua6010xs", DVB_PLL_TUA6010XS},
920 {"env57h1xd5", DVB_PLL_ENV57H1XD5},
921 {"tua6034", DVB_PLL_TUA6034},
922 {"tda665x", DVB_PLL_TDA665X},
923 {"tded4", DVB_PLL_TDED4},
924 {"tdhu2", DVB_PLL_TDHU2},
925 {"tbmv", DVB_PLL_SAMSUNG_TBMV},
926 {"sd1878_tda8261", DVB_PLL_PHILIPS_SD1878_TDA8261},
927 {"opera1", DVB_PLL_OPERA1},
928 {"dtos403ih102a", DVB_PLL_SAMSUNG_DTOS403IH102A},
929 {"tdtc9251dh0", DVB_PLL_SAMSUNG_TDTC9251DH0},
930 {"tbdu18132", DVB_PLL_SAMSUNG_TBDU18132},
931 {"tbmu24112", DVB_PLL_SAMSUNG_TBMU24112},
932 {"tdee4", DVB_PLL_TDEE4},
933 {"dtt7520x", DVB_PLL_THOMSON_DTT7520X},
934 {"tua6034_friio", DVB_PLL_TUA6034_FRIIO},
935 {"tda665x_earthpt1", DVB_PLL_TDA665X_EARTH_PT1},
940 MODULE_DEVICE_TABLE(i2c, dvb_pll_id);
942 static struct i2c_driver dvb_pll_driver = {
946 .probe = dvb_pll_probe,
947 .remove = dvb_pll_remove,
948 .id_table = dvb_pll_id,
951 module_i2c_driver(dvb_pll_driver);
953 MODULE_DESCRIPTION("dvb pll library");
954 MODULE_AUTHOR("Gerd Knorr");
955 MODULE_LICENSE("GPL");