| /* |
| * descriptions + helper functions for simple dvb plls. |
| * |
| * (c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs] |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| */ |
| |
| #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
| |
| #include <linux/slab.h> |
| #include <linux/module.h> |
| #include <linux/dvb/frontend.h> |
| #include <asm/types.h> |
| |
| #include "dvb-pll.h" |
| |
| #define dprintk(fmt, arg...) \ |
| printk(KERN_DEBUG pr_fmt("%s: " fmt), __func__, ##arg) |
| |
| struct dvb_pll_priv { |
| /* pll number */ |
| int nr; |
| |
| /* i2c details */ |
| int pll_i2c_address; |
| struct i2c_adapter *i2c; |
| |
| /* the PLL descriptor */ |
| const struct dvb_pll_desc *pll_desc; |
| |
| /* cached frequency/bandwidth */ |
| u32 frequency; |
| u32 bandwidth; |
| }; |
| |
| #define DVB_PLL_MAX 64 |
| |
| static unsigned int dvb_pll_devcount; |
| |
| static int debug; |
| module_param(debug, int, 0644); |
| MODULE_PARM_DESC(debug, "enable verbose debug messages"); |
| |
| static unsigned int id[DVB_PLL_MAX] = |
| { [ 0 ... (DVB_PLL_MAX-1) ] = DVB_PLL_UNDEFINED }; |
| module_param_array(id, int, NULL, 0644); |
| MODULE_PARM_DESC(id, "force pll id to use (DEBUG ONLY)"); |
| |
| /* ----------------------------------------------------------- */ |
| |
| struct dvb_pll_desc { |
| const char *name; |
| u32 min; |
| u32 max; |
| u32 iffreq; |
| void (*set)(struct dvb_frontend *fe, u8 *buf); |
| u8 *initdata; |
| u8 *initdata2; |
| u8 *sleepdata; |
| int count; |
| struct { |
| u32 limit; |
| u32 stepsize; |
| u8 config; |
| u8 cb; |
| } entries[]; |
| }; |
| |
| /* ----------------------------------------------------------- */ |
| /* descriptions */ |
| |
| static const struct dvb_pll_desc dvb_pll_thomson_dtt7579 = { |
| .name = "Thomson dtt7579", |
| .min = 177 * MHz, |
| .max = 858 * MHz, |
| .iffreq= 36166667, |
| .sleepdata = (u8[]){ 2, 0xb4, 0x03 }, |
| .count = 4, |
| .entries = { |
| { 443250000, 166667, 0xb4, 0x02 }, |
| { 542000000, 166667, 0xb4, 0x08 }, |
| { 771000000, 166667, 0xbc, 0x08 }, |
| { 999999999, 166667, 0xf4, 0x08 }, |
| }, |
| }; |
| |
| static void thomson_dtt759x_bw(struct dvb_frontend *fe, u8 *buf) |
| { |
| u32 bw = fe->dtv_property_cache.bandwidth_hz; |
| if (bw == 7000000) |
| buf[3] |= 0x10; |
| } |
| |
| static const struct dvb_pll_desc dvb_pll_thomson_dtt759x = { |
| .name = "Thomson dtt759x", |
| .min = 177 * MHz, |
| .max = 896 * MHz, |
| .set = thomson_dtt759x_bw, |
| .iffreq= 36166667, |
| .sleepdata = (u8[]){ 2, 0x84, 0x03 }, |
| .count = 5, |
| .entries = { |
| { 264000000, 166667, 0xb4, 0x02 }, |
| { 470000000, 166667, 0xbc, 0x02 }, |
| { 735000000, 166667, 0xbc, 0x08 }, |
| { 835000000, 166667, 0xf4, 0x08 }, |
| { 999999999, 166667, 0xfc, 0x08 }, |
| }, |
| }; |
| |
| static void thomson_dtt7520x_bw(struct dvb_frontend *fe, u8 *buf) |
| { |
| u32 bw = fe->dtv_property_cache.bandwidth_hz; |
| if (bw == 8000000) |
| buf[3] ^= 0x10; |
| } |
| |
| static const struct dvb_pll_desc dvb_pll_thomson_dtt7520x = { |
| .name = "Thomson dtt7520x", |
| .min = 185 * MHz, |
| .max = 900 * MHz, |
| .set = thomson_dtt7520x_bw, |
| .iffreq = 36166667, |
| .count = 7, |
| .entries = { |
| { 305000000, 166667, 0xb4, 0x12 }, |
| { 405000000, 166667, 0xbc, 0x12 }, |
| { 445000000, 166667, 0xbc, 0x12 }, |
| { 465000000, 166667, 0xf4, 0x18 }, |
| { 735000000, 166667, 0xfc, 0x18 }, |
| { 835000000, 166667, 0xbc, 0x18 }, |
| { 999999999, 166667, 0xfc, 0x18 }, |
| }, |
| }; |
| |
| static const struct dvb_pll_desc dvb_pll_lg_z201 = { |
| .name = "LG z201", |
| .min = 174 * MHz, |
| .max = 862 * MHz, |
| .iffreq= 36166667, |
| .sleepdata = (u8[]){ 2, 0xbc, 0x03 }, |
| .count = 5, |
| .entries = { |
| { 157500000, 166667, 0xbc, 0x01 }, |
| { 443250000, 166667, 0xbc, 0x02 }, |
| { 542000000, 166667, 0xbc, 0x04 }, |
| { 830000000, 166667, 0xf4, 0x04 }, |
| { 999999999, 166667, 0xfc, 0x04 }, |
| }, |
| }; |
| |
| static const struct dvb_pll_desc dvb_pll_unknown_1 = { |
| .name = "unknown 1", /* used by dntv live dvb-t */ |
| .min = 174 * MHz, |
| .max = 862 * MHz, |
| .iffreq= 36166667, |
| .count = 9, |
| .entries = { |
| { 150000000, 166667, 0xb4, 0x01 }, |
| { 173000000, 166667, 0xbc, 0x01 }, |
| { 250000000, 166667, 0xb4, 0x02 }, |
| { 400000000, 166667, 0xbc, 0x02 }, |
| { 420000000, 166667, 0xf4, 0x02 }, |
| { 470000000, 166667, 0xfc, 0x02 }, |
| { 600000000, 166667, 0xbc, 0x08 }, |
| { 730000000, 166667, 0xf4, 0x08 }, |
| { 999999999, 166667, 0xfc, 0x08 }, |
| }, |
| }; |
| |
| /* Infineon TUA6010XS |
| * used in Thomson Cable Tuner |
| */ |
| static const struct dvb_pll_desc dvb_pll_tua6010xs = { |
| .name = "Infineon TUA6010XS", |
| .min = 44250 * kHz, |
| .max = 858 * MHz, |
| .iffreq= 36125000, |
| .count = 3, |
| .entries = { |
| { 115750000, 62500, 0x8e, 0x03 }, |
| { 403250000, 62500, 0x8e, 0x06 }, |
| { 999999999, 62500, 0x8e, 0x85 }, |
| }, |
| }; |
| |
| /* Panasonic env57h1xd5 (some Philips PLL ?) */ |
| static const struct dvb_pll_desc dvb_pll_env57h1xd5 = { |
| .name = "Panasonic ENV57H1XD5", |
| .min = 44250 * kHz, |
| .max = 858 * MHz, |
| .iffreq= 36125000, |
| .count = 4, |
| .entries = { |
| { 153000000, 166667, 0xc2, 0x41 }, |
| { 470000000, 166667, 0xc2, 0x42 }, |
| { 526000000, 166667, 0xc2, 0x84 }, |
| { 999999999, 166667, 0xc2, 0xa4 }, |
| }, |
| }; |
| |
| /* Philips TDA6650/TDA6651 |
| * used in Panasonic ENV77H11D5 |
| */ |
| static void tda665x_bw(struct dvb_frontend *fe, u8 *buf) |
| { |
| u32 bw = fe->dtv_property_cache.bandwidth_hz; |
| if (bw == 8000000) |
| buf[3] |= 0x08; |
| } |
| |
| static const struct dvb_pll_desc dvb_pll_tda665x = { |
| .name = "Philips TDA6650/TDA6651", |
| .min = 44250 * kHz, |
| .max = 858 * MHz, |
| .set = tda665x_bw, |
| .iffreq= 36166667, |
| .initdata = (u8[]){ 4, 0x0b, 0xf5, 0x85, 0xab }, |
| .count = 12, |
| .entries = { |
| { 93834000, 166667, 0xca, 0x61 /* 011 0 0 0 01 */ }, |
| { 123834000, 166667, 0xca, 0xa1 /* 101 0 0 0 01 */ }, |
| { 161000000, 166667, 0xca, 0xa1 /* 101 0 0 0 01 */ }, |
| { 163834000, 166667, 0xca, 0xc2 /* 110 0 0 0 10 */ }, |
| { 253834000, 166667, 0xca, 0x62 /* 011 0 0 0 10 */ }, |
| { 383834000, 166667, 0xca, 0xa2 /* 101 0 0 0 10 */ }, |
| { 443834000, 166667, 0xca, 0xc2 /* 110 0 0 0 10 */ }, |
| { 444000000, 166667, 0xca, 0xc4 /* 110 0 0 1 00 */ }, |
| { 583834000, 166667, 0xca, 0x64 /* 011 0 0 1 00 */ }, |
| { 793834000, 166667, 0xca, 0xa4 /* 101 0 0 1 00 */ }, |
| { 444834000, 166667, 0xca, 0xc4 /* 110 0 0 1 00 */ }, |
| { 861000000, 166667, 0xca, 0xe4 /* 111 0 0 1 00 */ }, |
| } |
| }; |
| |
| /* Infineon TUA6034 |
| * used in LG TDTP E102P |
| */ |
| static void tua6034_bw(struct dvb_frontend *fe, u8 *buf) |
| { |
| u32 bw = fe->dtv_property_cache.bandwidth_hz; |
| if (bw == 7000000) |
| buf[3] |= 0x08; |
| } |
| |
| static const struct dvb_pll_desc dvb_pll_tua6034 = { |
| .name = "Infineon TUA6034", |
| .min = 44250 * kHz, |
| .max = 858 * MHz, |
| .iffreq= 36166667, |
| .count = 3, |
| .set = tua6034_bw, |
| .entries = { |
| { 174500000, 62500, 0xce, 0x01 }, |
| { 230000000, 62500, 0xce, 0x02 }, |
| { 999999999, 62500, 0xce, 0x04 }, |
| }, |
| }; |
| |
| /* ALPS TDED4 |
| * used in Nebula-Cards and USB boxes |
| */ |
| static void tded4_bw(struct dvb_frontend *fe, u8 *buf) |
| { |
| u32 bw = fe->dtv_property_cache.bandwidth_hz; |
| if (bw == 8000000) |
| buf[3] |= 0x04; |
| } |
| |
| static const struct dvb_pll_desc dvb_pll_tded4 = { |
| .name = "ALPS TDED4", |
| .min = 47 * MHz, |
| .max = 863 * MHz, |
| .iffreq= 36166667, |
| .set = tded4_bw, |
| .count = 4, |
| .entries = { |
| { 153000000, 166667, 0x85, 0x01 }, |
| { 470000000, 166667, 0x85, 0x02 }, |
| { 823000000, 166667, 0x85, 0x08 }, |
| { 999999999, 166667, 0x85, 0x88 }, |
| } |
| }; |
| |
| /* ALPS TDHU2 |
| * used in AverTVHD MCE A180 |
| */ |
| static const struct dvb_pll_desc dvb_pll_tdhu2 = { |
| .name = "ALPS TDHU2", |
| .min = 54 * MHz, |
| .max = 864 * MHz, |
| .iffreq= 44000000, |
| .count = 4, |
| .entries = { |
| { 162000000, 62500, 0x85, 0x01 }, |
| { 426000000, 62500, 0x85, 0x02 }, |
| { 782000000, 62500, 0x85, 0x08 }, |
| { 999999999, 62500, 0x85, 0x88 }, |
| } |
| }; |
| |
| /* Samsung TBMV30111IN / TBMV30712IN1 |
| * used in Air2PC ATSC - 2nd generation (nxt2002) |
| */ |
| static const struct dvb_pll_desc dvb_pll_samsung_tbmv = { |
| .name = "Samsung TBMV30111IN / TBMV30712IN1", |
| .min = 54 * MHz, |
| .max = 860 * MHz, |
| .iffreq= 44000000, |
| .count = 6, |
| .entries = { |
| { 172000000, 166667, 0xb4, 0x01 }, |
| { 214000000, 166667, 0xb4, 0x02 }, |
| { 467000000, 166667, 0xbc, 0x02 }, |
| { 721000000, 166667, 0xbc, 0x08 }, |
| { 841000000, 166667, 0xf4, 0x08 }, |
| { 999999999, 166667, 0xfc, 0x02 }, |
| } |
| }; |
| |
| /* |
| * Philips SD1878 Tuner. |
| */ |
| static const struct dvb_pll_desc dvb_pll_philips_sd1878_tda8261 = { |
| .name = "Philips SD1878", |
| .min = 950 * MHz, |
| .max = 2150 * MHz, |
| .iffreq= 249, /* zero-IF, offset 249 is to round up */ |
| .count = 4, |
| .entries = { |
| { 1250000, 500, 0xc4, 0x00}, |
| { 1450000, 500, 0xc4, 0x40}, |
| { 2050000, 500, 0xc4, 0x80}, |
| { 2150000, 500, 0xc4, 0xc0}, |
| }, |
| }; |
| |
| static void opera1_bw(struct dvb_frontend *fe, u8 *buf) |
| { |
| struct dtv_frontend_properties *c = &fe->dtv_property_cache; |
| struct dvb_pll_priv *priv = fe->tuner_priv; |
| u32 b_w = (c->symbol_rate * 27) / 32000; |
| struct i2c_msg msg = { |
| .addr = priv->pll_i2c_address, |
| .flags = 0, |
| .buf = buf, |
| .len = 4 |
| }; |
| int result; |
| u8 lpf; |
| |
| if (fe->ops.i2c_gate_ctrl) |
| fe->ops.i2c_gate_ctrl(fe, 1); |
| |
| result = i2c_transfer(priv->i2c, &msg, 1); |
| if (result != 1) |
| pr_err("%s: i2c_transfer failed:%d", |
| __func__, result); |
| |
| if (b_w <= 10000) |
| lpf = 0xc; |
| else if (b_w <= 12000) |
| lpf = 0x2; |
| else if (b_w <= 14000) |
| lpf = 0xa; |
| else if (b_w <= 16000) |
| lpf = 0x6; |
| else if (b_w <= 18000) |
| lpf = 0xe; |
| else if (b_w <= 20000) |
| lpf = 0x1; |
| else if (b_w <= 22000) |
| lpf = 0x9; |
| else if (b_w <= 24000) |
| lpf = 0x5; |
| else if (b_w <= 26000) |
| lpf = 0xd; |
| else if (b_w <= 28000) |
| lpf = 0x3; |
| else |
| lpf = 0xb; |
| buf[2] ^= 0x1c; /* Flip bits 3-5 */ |
| /* Set lpf */ |
| buf[2] |= ((lpf >> 2) & 0x3) << 3; |
| buf[3] |= (lpf & 0x3) << 2; |
| |
| return; |
| } |
| |
| static const struct dvb_pll_desc dvb_pll_opera1 = { |
| .name = "Opera Tuner", |
| .min = 900 * MHz, |
| .max = 2250 * MHz, |
| .initdata = (u8[]){ 4, 0x08, 0xe5, 0xe1, 0x00 }, |
| .initdata2 = (u8[]){ 4, 0x08, 0xe5, 0xe5, 0x00 }, |
| .iffreq= 0, |
| .set = opera1_bw, |
| .count = 8, |
| .entries = { |
| { 1064000, 500, 0xf9, 0xc2 }, |
| { 1169000, 500, 0xf9, 0xe2 }, |
| { 1299000, 500, 0xf9, 0x20 }, |
| { 1444000, 500, 0xf9, 0x40 }, |
| { 1606000, 500, 0xf9, 0x60 }, |
| { 1777000, 500, 0xf9, 0x80 }, |
| { 1941000, 500, 0xf9, 0xa0 }, |
| { 2250000, 500, 0xf9, 0xc0 }, |
| } |
| }; |
| |
| static void samsung_dtos403ih102a_set(struct dvb_frontend *fe, u8 *buf) |
| { |
| struct dvb_pll_priv *priv = fe->tuner_priv; |
| struct i2c_msg msg = { |
| .addr = priv->pll_i2c_address, |
| .flags = 0, |
| .buf = buf, |
| .len = 4 |
| }; |
| int result; |
| |
| if (fe->ops.i2c_gate_ctrl) |
| fe->ops.i2c_gate_ctrl(fe, 1); |
| |
| result = i2c_transfer(priv->i2c, &msg, 1); |
| if (result != 1) |
| pr_err("%s: i2c_transfer failed:%d", |
| __func__, result); |
| |
| buf[2] = 0x9e; |
| buf[3] = 0x90; |
| |
| return; |
| } |
| |
| /* unknown pll used in Samsung DTOS403IH102A DVB-C tuner */ |
| static const struct dvb_pll_desc dvb_pll_samsung_dtos403ih102a = { |
| .name = "Samsung DTOS403IH102A", |
| .min = 44250 * kHz, |
| .max = 858 * MHz, |
| .iffreq = 36125000, |
| .count = 8, |
| .set = samsung_dtos403ih102a_set, |
| .entries = { |
| { 135000000, 62500, 0xbe, 0x01 }, |
| { 177000000, 62500, 0xf6, 0x01 }, |
| { 370000000, 62500, 0xbe, 0x02 }, |
| { 450000000, 62500, 0xf6, 0x02 }, |
| { 466000000, 62500, 0xfe, 0x02 }, |
| { 538000000, 62500, 0xbe, 0x08 }, |
| { 826000000, 62500, 0xf6, 0x08 }, |
| { 999999999, 62500, 0xfe, 0x08 }, |
| } |
| }; |
| |
| /* Samsung TDTC9251DH0 DVB-T NIM, as used on AirStar 2 */ |
| static const struct dvb_pll_desc dvb_pll_samsung_tdtc9251dh0 = { |
| .name = "Samsung TDTC9251DH0", |
| .min = 48 * MHz, |
| .max = 863 * MHz, |
| .iffreq = 36166667, |
| .count = 3, |
| .entries = { |
| { 157500000, 166667, 0xcc, 0x09 }, |
| { 443000000, 166667, 0xcc, 0x0a }, |
| { 863000000, 166667, 0xcc, 0x08 }, |
| } |
| }; |
| |
| /* Samsung TBDU18132 DVB-S NIM with TSA5059 PLL, used in SkyStar2 DVB-S 2.3 */ |
| static const struct dvb_pll_desc dvb_pll_samsung_tbdu18132 = { |
| .name = "Samsung TBDU18132", |
| .min = 950 * MHz, |
| .max = 2150 * MHz, /* guesses */ |
| .iffreq = 0, |
| .count = 2, |
| .entries = { |
| { 1550000, 125, 0x84, 0x82 }, |
| { 4095937, 125, 0x84, 0x80 }, |
| } |
| /* TSA5059 PLL has a 17 bit divisor rather than the 15 bits supported |
| * by this driver. The two extra bits are 0x60 in the third byte. 15 |
| * bits is enough for over 4 GHz, which is enough to cover the range |
| * of this tuner. We could use the additional divisor bits by adding |
| * more entries, e.g. |
| { 0x0ffff * 125 + 125/2, 125, 0x84 | 0x20, }, |
| { 0x17fff * 125 + 125/2, 125, 0x84 | 0x40, }, |
| { 0x1ffff * 125 + 125/2, 125, 0x84 | 0x60, }, */ |
| }; |
| |
| /* Samsung TBMU24112 DVB-S NIM with SL1935 zero-IF tuner */ |
| static const struct dvb_pll_desc dvb_pll_samsung_tbmu24112 = { |
| .name = "Samsung TBMU24112", |
| .min = 950 * MHz, |
| .max = 2150 * MHz, /* guesses */ |
| .iffreq = 0, |
| .count = 2, |
| .entries = { |
| { 1500000, 125, 0x84, 0x18 }, |
| { 9999999, 125, 0x84, 0x08 }, |
| } |
| }; |
| |
| /* Alps TDEE4 DVB-C NIM, used on Cablestar 2 */ |
| /* byte 4 : 1 * * AGD R3 R2 R1 R0 |
| * byte 5 : C1 * RE RTS BS4 BS3 BS2 BS1 |
| * AGD = 1, R3 R2 R1 R0 = 0 1 0 1 => byte 4 = 1**10101 = 0x95 |
| * Range(MHz) C1 * RE RTS BS4 BS3 BS2 BS1 Byte 5 |
| * 47 - 153 0 * 0 0 0 0 0 1 0x01 |
| * 153 - 430 0 * 0 0 0 0 1 0 0x02 |
| * 430 - 822 0 * 0 0 1 0 0 0 0x08 |
| * 822 - 862 1 * 0 0 1 0 0 0 0x88 */ |
| static const struct dvb_pll_desc dvb_pll_alps_tdee4 = { |
| .name = "ALPS TDEE4", |
| .min = 47 * MHz, |
| .max = 862 * MHz, |
| .iffreq = 36125000, |
| .count = 4, |
| .entries = { |
| { 153000000, 62500, 0x95, 0x01 }, |
| { 430000000, 62500, 0x95, 0x02 }, |
| { 822000000, 62500, 0x95, 0x08 }, |
| { 999999999, 62500, 0x95, 0x88 }, |
| } |
| }; |
| |
| /* Infineon TUA6034 ISDB-T, used in Friio */ |
| /* CP cur. 50uA, AGC takeover: 103dBuV, PORT3 on */ |
| static const struct dvb_pll_desc dvb_pll_tua6034_friio = { |
| .name = "Infineon TUA6034 ISDB-T (Friio)", |
| .min = 90 * MHz, |
| .max = 770 * MHz, |
| .iffreq = 57000000, |
| .initdata = (u8[]){ 4, 0x9a, 0x50, 0xb2, 0x08 }, |
| .sleepdata = (u8[]){ 4, 0x9a, 0x70, 0xb3, 0x0b }, |
| .count = 3, |
| .entries = { |
| { 170000000, 142857, 0xba, 0x09 }, |
| { 470000000, 142857, 0xba, 0x0a }, |
| { 770000000, 142857, 0xb2, 0x08 }, |
| } |
| }; |
| |
| /* Philips TDA6651 ISDB-T, used in Earthsoft PT1 */ |
| static const struct dvb_pll_desc dvb_pll_tda665x_earth_pt1 = { |
| .name = "Philips TDA6651 ISDB-T (EarthSoft PT1)", |
| .min = 90 * MHz, |
| .max = 770 * MHz, |
| .iffreq = 57000000, |
| .initdata = (u8[]){ 5, 0x0e, 0x7f, 0xc1, 0x80, 0x80 }, |
| .count = 10, |
| .entries = { |
| { 140000000, 142857, 0xc1, 0x81 }, |
| { 170000000, 142857, 0xc1, 0xa1 }, |
| { 220000000, 142857, 0xc1, 0x62 }, |
| { 330000000, 142857, 0xc1, 0xa2 }, |
| { 402000000, 142857, 0xc1, 0xe2 }, |
| { 450000000, 142857, 0xc1, 0x64 }, |
| { 550000000, 142857, 0xc1, 0x84 }, |
| { 600000000, 142857, 0xc1, 0xa4 }, |
| { 700000000, 142857, 0xc1, 0xc4 }, |
| { 770000000, 142857, 0xc1, 0xe4 }, |
| } |
| }; |
| |
| /* ----------------------------------------------------------- */ |
| |
| static const struct dvb_pll_desc *pll_list[] = { |
| [DVB_PLL_UNDEFINED] = NULL, |
| [DVB_PLL_THOMSON_DTT7579] = &dvb_pll_thomson_dtt7579, |
| [DVB_PLL_THOMSON_DTT759X] = &dvb_pll_thomson_dtt759x, |
| [DVB_PLL_THOMSON_DTT7520X] = &dvb_pll_thomson_dtt7520x, |
| [DVB_PLL_LG_Z201] = &dvb_pll_lg_z201, |
| [DVB_PLL_UNKNOWN_1] = &dvb_pll_unknown_1, |
| [DVB_PLL_TUA6010XS] = &dvb_pll_tua6010xs, |
| [DVB_PLL_ENV57H1XD5] = &dvb_pll_env57h1xd5, |
| [DVB_PLL_TUA6034] = &dvb_pll_tua6034, |
| [DVB_PLL_TDA665X] = &dvb_pll_tda665x, |
| [DVB_PLL_TDED4] = &dvb_pll_tded4, |
| [DVB_PLL_TDEE4] = &dvb_pll_alps_tdee4, |
| [DVB_PLL_TDHU2] = &dvb_pll_tdhu2, |
| [DVB_PLL_SAMSUNG_TBMV] = &dvb_pll_samsung_tbmv, |
| [DVB_PLL_PHILIPS_SD1878_TDA8261] = &dvb_pll_philips_sd1878_tda8261, |
| [DVB_PLL_OPERA1] = &dvb_pll_opera1, |
| [DVB_PLL_SAMSUNG_DTOS403IH102A] = &dvb_pll_samsung_dtos403ih102a, |
| [DVB_PLL_SAMSUNG_TDTC9251DH0] = &dvb_pll_samsung_tdtc9251dh0, |
| [DVB_PLL_SAMSUNG_TBDU18132] = &dvb_pll_samsung_tbdu18132, |
| [DVB_PLL_SAMSUNG_TBMU24112] = &dvb_pll_samsung_tbmu24112, |
| [DVB_PLL_TUA6034_FRIIO] = &dvb_pll_tua6034_friio, |
| [DVB_PLL_TDA665X_EARTH_PT1] = &dvb_pll_tda665x_earth_pt1, |
| }; |
| |
| /* ----------------------------------------------------------- */ |
| /* code */ |
| |
| static int dvb_pll_configure(struct dvb_frontend *fe, u8 *buf, |
| const u32 frequency) |
| { |
| struct dvb_pll_priv *priv = fe->tuner_priv; |
| const struct dvb_pll_desc *desc = priv->pll_desc; |
| u32 div; |
| int i; |
| |
| for (i = 0; i < desc->count; i++) { |
| if (frequency > desc->entries[i].limit) |
| continue; |
| break; |
| } |
| |
| if (debug) |
| dprintk("pll: %s: freq=%d | i=%d/%d\n", desc->name, |
| frequency, i, desc->count); |
| if (i == desc->count) |
| return -EINVAL; |
| |
| div = (frequency + desc->iffreq + |
| desc->entries[i].stepsize/2) / desc->entries[i].stepsize; |
| buf[0] = div >> 8; |
| buf[1] = div & 0xff; |
| buf[2] = desc->entries[i].config; |
| buf[3] = desc->entries[i].cb; |
| |
| if (desc->set) |
| desc->set(fe, buf); |
| |
| if (debug) |
| dprintk("pll: %s: div=%d | buf=0x%02x,0x%02x,0x%02x,0x%02x\n", |
| desc->name, div, buf[0], buf[1], buf[2], buf[3]); |
| |
| // calculate the frequency we set it to |
| return (div * desc->entries[i].stepsize) - desc->iffreq; |
| } |
| |
| static void dvb_pll_release(struct dvb_frontend *fe) |
| { |
| kfree(fe->tuner_priv); |
| fe->tuner_priv = NULL; |
| } |
| |
| static int dvb_pll_sleep(struct dvb_frontend *fe) |
| { |
| struct dvb_pll_priv *priv = fe->tuner_priv; |
| |
| if (priv->i2c == NULL) |
| return -EINVAL; |
| |
| if (priv->pll_desc->sleepdata) { |
| struct i2c_msg msg = { .flags = 0, |
| .addr = priv->pll_i2c_address, |
| .buf = priv->pll_desc->sleepdata + 1, |
| .len = priv->pll_desc->sleepdata[0] }; |
| |
| int result; |
| |
| if (fe->ops.i2c_gate_ctrl) |
| fe->ops.i2c_gate_ctrl(fe, 1); |
| if ((result = i2c_transfer(priv->i2c, &msg, 1)) != 1) { |
| return result; |
| } |
| return 0; |
| } |
| /* Shouldn't be called when initdata is NULL, maybe BUG()? */ |
| return -EINVAL; |
| } |
| |
| static int dvb_pll_set_params(struct dvb_frontend *fe) |
| { |
| struct dtv_frontend_properties *c = &fe->dtv_property_cache; |
| struct dvb_pll_priv *priv = fe->tuner_priv; |
| u8 buf[4]; |
| struct i2c_msg msg = |
| { .addr = priv->pll_i2c_address, .flags = 0, |
| .buf = buf, .len = sizeof(buf) }; |
| int result; |
| u32 frequency = 0; |
| |
| if (priv->i2c == NULL) |
| return -EINVAL; |
| |
| result = dvb_pll_configure(fe, buf, c->frequency); |
| if (result < 0) |
| return result; |
| else |
| frequency = result; |
| |
| if (fe->ops.i2c_gate_ctrl) |
| fe->ops.i2c_gate_ctrl(fe, 1); |
| if ((result = i2c_transfer(priv->i2c, &msg, 1)) != 1) { |
| return result; |
| } |
| |
| priv->frequency = frequency; |
| priv->bandwidth = c->bandwidth_hz; |
| |
| return 0; |
| } |
| |
| static int dvb_pll_calc_regs(struct dvb_frontend *fe, |
| u8 *buf, int buf_len) |
| { |
| struct dtv_frontend_properties *c = &fe->dtv_property_cache; |
| struct dvb_pll_priv *priv = fe->tuner_priv; |
| int result; |
| u32 frequency = 0; |
| |
| if (buf_len < 5) |
| return -EINVAL; |
| |
| result = dvb_pll_configure(fe, buf + 1, c->frequency); |
| if (result < 0) |
| return result; |
| else |
| frequency = result; |
| |
| buf[0] = priv->pll_i2c_address; |
| |
| priv->frequency = frequency; |
| priv->bandwidth = c->bandwidth_hz; |
| |
| return 5; |
| } |
| |
| static int dvb_pll_get_frequency(struct dvb_frontend *fe, u32 *frequency) |
| { |
| struct dvb_pll_priv *priv = fe->tuner_priv; |
| *frequency = priv->frequency; |
| return 0; |
| } |
| |
| static int dvb_pll_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth) |
| { |
| struct dvb_pll_priv *priv = fe->tuner_priv; |
| *bandwidth = priv->bandwidth; |
| return 0; |
| } |
| |
| static int dvb_pll_init(struct dvb_frontend *fe) |
| { |
| struct dvb_pll_priv *priv = fe->tuner_priv; |
| |
| if (priv->i2c == NULL) |
| return -EINVAL; |
| |
| if (priv->pll_desc->initdata) { |
| struct i2c_msg msg = { .flags = 0, |
| .addr = priv->pll_i2c_address, |
| .buf = priv->pll_desc->initdata + 1, |
| .len = priv->pll_desc->initdata[0] }; |
| |
| int result; |
| if (fe->ops.i2c_gate_ctrl) |
| fe->ops.i2c_gate_ctrl(fe, 1); |
| result = i2c_transfer(priv->i2c, &msg, 1); |
| if (result != 1) |
| return result; |
| if (priv->pll_desc->initdata2) { |
| msg.buf = priv->pll_desc->initdata2 + 1; |
| msg.len = priv->pll_desc->initdata2[0]; |
| if (fe->ops.i2c_gate_ctrl) |
| fe->ops.i2c_gate_ctrl(fe, 1); |
| result = i2c_transfer(priv->i2c, &msg, 1); |
| if (result != 1) |
| return result; |
| } |
| return 0; |
| } |
| /* Shouldn't be called when initdata is NULL, maybe BUG()? */ |
| return -EINVAL; |
| } |
| |
| static const struct dvb_tuner_ops dvb_pll_tuner_ops = { |
| .release = dvb_pll_release, |
| .sleep = dvb_pll_sleep, |
| .init = dvb_pll_init, |
| .set_params = dvb_pll_set_params, |
| .calc_regs = dvb_pll_calc_regs, |
| .get_frequency = dvb_pll_get_frequency, |
| .get_bandwidth = dvb_pll_get_bandwidth, |
| }; |
| |
| struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr, |
| struct i2c_adapter *i2c, |
| unsigned int pll_desc_id) |
| { |
| u8 *b1; |
| struct i2c_msg msg = { .addr = pll_addr, .flags = I2C_M_RD, .len = 1 }; |
| struct dvb_pll_priv *priv = NULL; |
| int ret; |
| const struct dvb_pll_desc *desc; |
| |
| b1 = kmalloc(1, GFP_KERNEL); |
| if (!b1) |
| return NULL; |
| |
| b1[0] = 0; |
| msg.buf = b1; |
| |
| if ((id[dvb_pll_devcount] > DVB_PLL_UNDEFINED) && |
| (id[dvb_pll_devcount] < ARRAY_SIZE(pll_list))) |
| pll_desc_id = id[dvb_pll_devcount]; |
| |
| BUG_ON(pll_desc_id < 1 || pll_desc_id >= ARRAY_SIZE(pll_list)); |
| |
| desc = pll_list[pll_desc_id]; |
| |
| if (i2c != NULL) { |
| if (fe->ops.i2c_gate_ctrl) |
| fe->ops.i2c_gate_ctrl(fe, 1); |
| |
| ret = i2c_transfer (i2c, &msg, 1); |
| if (ret != 1) { |
| kfree(b1); |
| return NULL; |
| } |
| if (fe->ops.i2c_gate_ctrl) |
| fe->ops.i2c_gate_ctrl(fe, 0); |
| } |
| |
| priv = kzalloc(sizeof(struct dvb_pll_priv), GFP_KERNEL); |
| if (!priv) { |
| kfree(b1); |
| return NULL; |
| } |
| |
| priv->pll_i2c_address = pll_addr; |
| priv->i2c = i2c; |
| priv->pll_desc = desc; |
| priv->nr = dvb_pll_devcount++; |
| |
| memcpy(&fe->ops.tuner_ops, &dvb_pll_tuner_ops, |
| sizeof(struct dvb_tuner_ops)); |
| |
| strscpy(fe->ops.tuner_ops.info.name, desc->name, |
| sizeof(fe->ops.tuner_ops.info.name)); |
| |
| fe->ops.tuner_ops.info.frequency_min_hz = desc->min; |
| fe->ops.tuner_ops.info.frequency_max_hz = desc->max; |
| |
| dprintk("%s tuner, frequency range: %u...%u\n", |
| desc->name, desc->min, desc->max); |
| |
| if (!desc->initdata) |
| fe->ops.tuner_ops.init = NULL; |
| if (!desc->sleepdata) |
| fe->ops.tuner_ops.sleep = NULL; |
| |
| fe->tuner_priv = priv; |
| |
| if ((debug) || (id[priv->nr] == pll_desc_id)) { |
| dprintk("dvb-pll[%d]", priv->nr); |
| if (i2c != NULL) |
| pr_cont(" %d-%04x", i2c_adapter_id(i2c), pll_addr); |
| pr_cont(": id# %d (%s) attached, %s\n", pll_desc_id, desc->name, |
| id[priv->nr] == pll_desc_id ? |
| "insmod option" : "autodetected"); |
| } |
| |
| kfree(b1); |
| |
| return fe; |
| } |
| EXPORT_SYMBOL(dvb_pll_attach); |
| |
| |
| static int |
| dvb_pll_probe(struct i2c_client *client, const struct i2c_device_id *id) |
| { |
| struct dvb_pll_config *cfg; |
| struct dvb_frontend *fe; |
| unsigned int desc_id; |
| |
| cfg = client->dev.platform_data; |
| fe = cfg->fe; |
| i2c_set_clientdata(client, fe); |
| desc_id = (unsigned int) id->driver_data; |
| |
| if (!dvb_pll_attach(fe, client->addr, client->adapter, desc_id)) |
| return -ENOMEM; |
| |
| /* |
| * Unset tuner_ops.release (== dvb_pll_release) |
| * which has been just set in the above dvb_pll_attach(), |
| * because if tuner_ops.release was left defined, |
| * this module would be 'put' twice on exit: |
| * once by dvb_frontend_detach() and another by dvb_module_release(). |
| * |
| * dvb_pll_release is instead executed in the i2c driver's .remove(), |
| * keeping dvb_pll_attach untouched for legacy (dvb_attach) drivers. |
| */ |
| fe->ops.tuner_ops.release = NULL; |
| dev_info(&client->dev, "DVB Simple Tuner attached.\n"); |
| return 0; |
| } |
| |
| static int dvb_pll_remove(struct i2c_client *client) |
| { |
| struct dvb_frontend *fe; |
| |
| fe = i2c_get_clientdata(client); |
| dvb_pll_release(fe); |
| return 0; |
| } |
| |
| |
| static const struct i2c_device_id dvb_pll_id[] = { |
| {"dtt7579", DVB_PLL_THOMSON_DTT7579}, |
| {"dtt759x", DVB_PLL_THOMSON_DTT759X}, |
| {"z201", DVB_PLL_LG_Z201}, |
| {"unknown_1", DVB_PLL_UNKNOWN_1}, |
| {"tua6010xs", DVB_PLL_TUA6010XS}, |
| {"env57h1xd5", DVB_PLL_ENV57H1XD5}, |
| {"tua6034", DVB_PLL_TUA6034}, |
| {"tda665x", DVB_PLL_TDA665X}, |
| {"tded4", DVB_PLL_TDED4}, |
| {"tdhu2", DVB_PLL_TDHU2}, |
| {"tbmv", DVB_PLL_SAMSUNG_TBMV}, |
| {"sd1878_tda8261", DVB_PLL_PHILIPS_SD1878_TDA8261}, |
| {"opera1", DVB_PLL_OPERA1}, |
| {"dtos403ih102a", DVB_PLL_SAMSUNG_DTOS403IH102A}, |
| {"tdtc9251dh0", DVB_PLL_SAMSUNG_TDTC9251DH0}, |
| {"tbdu18132", DVB_PLL_SAMSUNG_TBDU18132}, |
| {"tbmu24112", DVB_PLL_SAMSUNG_TBMU24112}, |
| {"tdee4", DVB_PLL_TDEE4}, |
| {"dtt7520x", DVB_PLL_THOMSON_DTT7520X}, |
| {"tua6034_friio", DVB_PLL_TUA6034_FRIIO}, |
| {"tda665x_earthpt1", DVB_PLL_TDA665X_EARTH_PT1}, |
| {} |
| }; |
| |
| |
| MODULE_DEVICE_TABLE(i2c, dvb_pll_id); |
| |
| static struct i2c_driver dvb_pll_driver = { |
| .driver = { |
| .name = "dvb_pll", |
| }, |
| .probe = dvb_pll_probe, |
| .remove = dvb_pll_remove, |
| .id_table = dvb_pll_id, |
| }; |
| |
| module_i2c_driver(dvb_pll_driver); |
| |
| MODULE_DESCRIPTION("dvb pll library"); |
| MODULE_AUTHOR("Gerd Knorr"); |
| MODULE_LICENSE("GPL"); |