Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 1 | /* |
| 2 | * |
| 3 | * (c) 2005 Hartmut Hackmann |
| 4 | * (c) 2007 Michael Krufky |
| 5 | * |
| 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. |
| 10 | * |
| 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. |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 15 | */ |
| 16 | |
| 17 | #include <linux/module.h> |
Tejun Heo | 5a0e3ad | 2010-03-24 17:04:11 +0900 | [diff] [blame] | 18 | #include <linux/slab.h> |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 19 | #include <asm/types.h> |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 20 | #include <linux/dvb/frontend.h> |
| 21 | #include <linux/videodev2.h> |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 22 | |
| 23 | #include "tda827x.h" |
| 24 | |
Douglas Schilling Landgraf | ff699e6 | 2008-04-22 14:41:48 -0300 | [diff] [blame] | 25 | static int debug; |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 26 | module_param(debug, int, 0644); |
| 27 | MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off)."); |
| 28 | |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 29 | #define dprintk(args...) \ |
| 30 | do { \ |
| 31 | if (debug) printk(KERN_DEBUG "tda827x: " args); \ |
| 32 | } while (0) |
| 33 | |
| 34 | struct tda827x_priv { |
| 35 | int i2c_addr; |
| 36 | struct i2c_adapter *i2c_adap; |
| 37 | struct tda827x_config *cfg; |
Michael Krufky | 5c82f44 | 2007-10-22 01:10:39 -0300 | [diff] [blame] | 38 | |
| 39 | unsigned int sgIF; |
| 40 | unsigned char lpsel; |
| 41 | |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 42 | u32 frequency; |
| 43 | u32 bandwidth; |
| 44 | }; |
| 45 | |
Michael Krufky | 5c82f44 | 2007-10-22 01:10:39 -0300 | [diff] [blame] | 46 | static void tda827x_set_std(struct dvb_frontend *fe, |
| 47 | struct analog_parameters *params) |
| 48 | { |
| 49 | struct tda827x_priv *priv = fe->tuner_priv; |
| 50 | char *mode; |
| 51 | |
| 52 | priv->lpsel = 0; |
| 53 | if (params->std & V4L2_STD_MN) { |
| 54 | priv->sgIF = 92; |
| 55 | priv->lpsel = 1; |
| 56 | mode = "MN"; |
| 57 | } else if (params->std & V4L2_STD_B) { |
| 58 | priv->sgIF = 108; |
| 59 | mode = "B"; |
| 60 | } else if (params->std & V4L2_STD_GH) { |
| 61 | priv->sgIF = 124; |
| 62 | mode = "GH"; |
| 63 | } else if (params->std & V4L2_STD_PAL_I) { |
| 64 | priv->sgIF = 124; |
| 65 | mode = "I"; |
| 66 | } else if (params->std & V4L2_STD_DK) { |
| 67 | priv->sgIF = 124; |
| 68 | mode = "DK"; |
| 69 | } else if (params->std & V4L2_STD_SECAM_L) { |
| 70 | priv->sgIF = 124; |
| 71 | mode = "L"; |
| 72 | } else if (params->std & V4L2_STD_SECAM_LC) { |
| 73 | priv->sgIF = 20; |
| 74 | mode = "LC"; |
| 75 | } else { |
| 76 | priv->sgIF = 124; |
| 77 | mode = "xx"; |
| 78 | } |
| 79 | |
Mauro Carvalho Chehab | e5218ee | 2008-12-07 23:01:57 -0300 | [diff] [blame] | 80 | if (params->mode == V4L2_TUNER_RADIO) { |
Michael Krufky | 5c82f44 | 2007-10-22 01:10:39 -0300 | [diff] [blame] | 81 | priv->sgIF = 88; /* if frequency is 5.5 MHz */ |
Mauro Carvalho Chehab | e5218ee | 2008-12-07 23:01:57 -0300 | [diff] [blame] | 82 | dprintk("setting tda827x to radio FM\n"); |
| 83 | } else |
| 84 | dprintk("setting tda827x to system %s\n", mode); |
Michael Krufky | 5c82f44 | 2007-10-22 01:10:39 -0300 | [diff] [blame] | 85 | } |
| 86 | |
| 87 | |
| 88 | /* ------------------------------------------------------------------ */ |
| 89 | |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 90 | struct tda827x_data { |
| 91 | u32 lomax; |
| 92 | u8 spd; |
| 93 | u8 bs; |
| 94 | u8 bp; |
| 95 | u8 cp; |
| 96 | u8 gc3; |
| 97 | u8 div1p5; |
| 98 | }; |
| 99 | |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 100 | static const struct tda827x_data tda827x_table[] = { |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 101 | { .lomax = 62000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 1}, |
| 102 | { .lomax = 66000000, .spd = 3, .bs = 3, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 1}, |
| 103 | { .lomax = 76000000, .spd = 3, .bs = 1, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 0}, |
| 104 | { .lomax = 84000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 0}, |
| 105 | { .lomax = 93000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 1, .div1p5 = 0}, |
| 106 | { .lomax = 98000000, .spd = 3, .bs = 3, .bp = 0, .cp = 0, .gc3 = 1, .div1p5 = 0}, |
| 107 | { .lomax = 109000000, .spd = 3, .bs = 3, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0}, |
| 108 | { .lomax = 123000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 1}, |
| 109 | { .lomax = 133000000, .spd = 2, .bs = 3, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 1}, |
| 110 | { .lomax = 151000000, .spd = 2, .bs = 1, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0}, |
| 111 | { .lomax = 154000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0}, |
| 112 | { .lomax = 181000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 0, .div1p5 = 0}, |
| 113 | { .lomax = 185000000, .spd = 2, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0}, |
| 114 | { .lomax = 217000000, .spd = 2, .bs = 3, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0}, |
| 115 | { .lomax = 244000000, .spd = 1, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 1}, |
| 116 | { .lomax = 265000000, .spd = 1, .bs = 3, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 1}, |
| 117 | { .lomax = 302000000, .spd = 1, .bs = 1, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0}, |
| 118 | { .lomax = 324000000, .spd = 1, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0}, |
| 119 | { .lomax = 370000000, .spd = 1, .bs = 2, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0}, |
| 120 | { .lomax = 454000000, .spd = 1, .bs = 3, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0}, |
| 121 | { .lomax = 493000000, .spd = 0, .bs = 2, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 1}, |
| 122 | { .lomax = 530000000, .spd = 0, .bs = 3, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 1}, |
| 123 | { .lomax = 554000000, .spd = 0, .bs = 1, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0}, |
| 124 | { .lomax = 604000000, .spd = 0, .bs = 1, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0}, |
| 125 | { .lomax = 696000000, .spd = 0, .bs = 2, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0}, |
| 126 | { .lomax = 740000000, .spd = 0, .bs = 2, .bp = 4, .cp = 1, .gc3 = 0, .div1p5 = 0}, |
| 127 | { .lomax = 820000000, .spd = 0, .bs = 3, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0}, |
| 128 | { .lomax = 865000000, .spd = 0, .bs = 3, .bp = 4, .cp = 1, .gc3 = 0, .div1p5 = 0}, |
| 129 | { .lomax = 0, .spd = 0, .bs = 0, .bp = 0, .cp = 0, .gc3 = 0, .div1p5 = 0} |
| 130 | }; |
| 131 | |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 132 | static int tuner_transfer(struct dvb_frontend *fe, |
| 133 | struct i2c_msg *msg, |
| 134 | const int size) |
| 135 | { |
| 136 | int rc; |
| 137 | struct tda827x_priv *priv = fe->tuner_priv; |
| 138 | |
| 139 | if (fe->ops.i2c_gate_ctrl) |
| 140 | fe->ops.i2c_gate_ctrl(fe, 1); |
| 141 | rc = i2c_transfer(priv->i2c_adap, msg, size); |
| 142 | if (fe->ops.i2c_gate_ctrl) |
| 143 | fe->ops.i2c_gate_ctrl(fe, 0); |
| 144 | |
| 145 | if (rc >= 0 && rc != size) |
| 146 | return -EIO; |
| 147 | |
| 148 | return rc; |
| 149 | } |
| 150 | |
Mauro Carvalho Chehab | 14d24d1 | 2011-12-24 12:24:33 -0300 | [diff] [blame] | 151 | static int tda827xo_set_params(struct dvb_frontend *fe) |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 152 | { |
Mauro Carvalho Chehab | 53ccd1c | 2011-12-21 08:39:44 -0300 | [diff] [blame] | 153 | struct dtv_frontend_properties *c = &fe->dtv_property_cache; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 154 | struct tda827x_priv *priv = fe->tuner_priv; |
| 155 | u8 buf[14]; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 156 | int rc; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 157 | |
| 158 | struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0, |
| 159 | .buf = buf, .len = sizeof(buf) }; |
| 160 | int i, tuner_freq, if_freq; |
| 161 | u32 N; |
| 162 | |
Hartmut Hackmann | 7bff4b4 | 2008-04-22 14:46:08 -0300 | [diff] [blame] | 163 | dprintk("%s:\n", __func__); |
Mauro Carvalho Chehab | 53ccd1c | 2011-12-21 08:39:44 -0300 | [diff] [blame] | 164 | if (c->bandwidth_hz == 0) { |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 165 | if_freq = 5000000; |
Mauro Carvalho Chehab | 53ccd1c | 2011-12-21 08:39:44 -0300 | [diff] [blame] | 166 | } else if (c->bandwidth_hz <= 6000000) { |
| 167 | if_freq = 4000000; |
Mauro Carvalho Chehab | 53ccd1c | 2011-12-21 08:39:44 -0300 | [diff] [blame] | 168 | } else if (c->bandwidth_hz <= 7000000) { |
| 169 | if_freq = 4500000; |
Mauro Carvalho Chehab | 53ccd1c | 2011-12-21 08:39:44 -0300 | [diff] [blame] | 170 | } else { /* 8 MHz */ |
| 171 | if_freq = 5000000; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 172 | } |
Mauro Carvalho Chehab | 53ccd1c | 2011-12-21 08:39:44 -0300 | [diff] [blame] | 173 | tuner_freq = c->frequency; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 174 | |
| 175 | i = 0; |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 176 | while (tda827x_table[i].lomax < tuner_freq) { |
| 177 | if (tda827x_table[i + 1].lomax == 0) |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 178 | break; |
| 179 | i++; |
| 180 | } |
| 181 | |
Jose Alberto Reguero | 2d84ca2 | 2011-07-16 08:38:13 -0300 | [diff] [blame] | 182 | tuner_freq += if_freq; |
| 183 | |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 184 | N = ((tuner_freq + 125000) / 250000) << (tda827x_table[i].spd + 2); |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 185 | buf[0] = 0; |
| 186 | buf[1] = (N>>8) | 0x40; |
| 187 | buf[2] = N & 0xff; |
| 188 | buf[3] = 0; |
| 189 | buf[4] = 0x52; |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 190 | buf[5] = (tda827x_table[i].spd << 6) + (tda827x_table[i].div1p5 << 5) + |
| 191 | (tda827x_table[i].bs << 3) + |
| 192 | tda827x_table[i].bp; |
| 193 | buf[6] = (tda827x_table[i].gc3 << 4) + 0x8f; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 194 | buf[7] = 0xbf; |
| 195 | buf[8] = 0x2a; |
| 196 | buf[9] = 0x05; |
| 197 | buf[10] = 0xff; |
| 198 | buf[11] = 0x00; |
| 199 | buf[12] = 0x00; |
| 200 | buf[13] = 0x40; |
| 201 | |
| 202 | msg.len = 14; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 203 | rc = tuner_transfer(fe, &msg, 1); |
| 204 | if (rc < 0) |
| 205 | goto err; |
| 206 | |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 207 | msleep(500); |
| 208 | /* correct CP value */ |
| 209 | buf[0] = 0x30; |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 210 | buf[1] = 0x50 + tda827x_table[i].cp; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 211 | msg.len = 2; |
| 212 | |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 213 | rc = tuner_transfer(fe, &msg, 1); |
| 214 | if (rc < 0) |
| 215 | goto err; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 216 | |
Mauro Carvalho Chehab | 53ccd1c | 2011-12-21 08:39:44 -0300 | [diff] [blame] | 217 | priv->frequency = c->frequency; |
Mauro Carvalho Chehab | c6f56e7 | 2011-12-26 20:02:28 -0300 | [diff] [blame] | 218 | priv->bandwidth = c->bandwidth_hz; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 219 | |
| 220 | return 0; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 221 | |
| 222 | err: |
| 223 | printk(KERN_ERR "%s: could not write to tuner at addr: 0x%02x\n", |
| 224 | __func__, priv->i2c_addr << 1); |
| 225 | return rc; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 226 | } |
| 227 | |
| 228 | static int tda827xo_sleep(struct dvb_frontend *fe) |
| 229 | { |
| 230 | struct tda827x_priv *priv = fe->tuner_priv; |
| 231 | static u8 buf[] = { 0x30, 0xd0 }; |
| 232 | struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0, |
| 233 | .buf = buf, .len = sizeof(buf) }; |
| 234 | |
Hartmut Hackmann | 7bff4b4 | 2008-04-22 14:46:08 -0300 | [diff] [blame] | 235 | dprintk("%s:\n", __func__); |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 236 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 237 | |
| 238 | if (priv->cfg && priv->cfg->sleep) |
| 239 | priv->cfg->sleep(fe); |
| 240 | |
| 241 | return 0; |
| 242 | } |
| 243 | |
| 244 | /* ------------------------------------------------------------------ */ |
| 245 | |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 246 | static int tda827xo_set_analog_params(struct dvb_frontend *fe, |
| 247 | struct analog_parameters *params) |
| 248 | { |
| 249 | unsigned char tuner_reg[8]; |
| 250 | unsigned char reg2[2]; |
| 251 | u32 N; |
| 252 | int i; |
| 253 | struct tda827x_priv *priv = fe->tuner_priv; |
| 254 | struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0 }; |
| 255 | unsigned int freq = params->frequency; |
| 256 | |
Michael Krufky | 5c82f44 | 2007-10-22 01:10:39 -0300 | [diff] [blame] | 257 | tda827x_set_std(fe, params); |
| 258 | |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 259 | if (params->mode == V4L2_TUNER_RADIO) |
| 260 | freq = freq / 1000; |
| 261 | |
Michael Krufky | 5c82f44 | 2007-10-22 01:10:39 -0300 | [diff] [blame] | 262 | N = freq + priv->sgIF; |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 263 | |
| 264 | i = 0; |
| 265 | while (tda827x_table[i].lomax < N * 62500) { |
| 266 | if (tda827x_table[i + 1].lomax == 0) |
| 267 | break; |
| 268 | i++; |
| 269 | } |
| 270 | |
| 271 | N = N << tda827x_table[i].spd; |
| 272 | |
| 273 | tuner_reg[0] = 0; |
| 274 | tuner_reg[1] = (unsigned char)(N>>8); |
| 275 | tuner_reg[2] = (unsigned char) N; |
| 276 | tuner_reg[3] = 0x40; |
Michael Krufky | 5c82f44 | 2007-10-22 01:10:39 -0300 | [diff] [blame] | 277 | tuner_reg[4] = 0x52 + (priv->lpsel << 5); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 278 | tuner_reg[5] = (tda827x_table[i].spd << 6) + |
| 279 | (tda827x_table[i].div1p5 << 5) + |
| 280 | (tda827x_table[i].bs << 3) + tda827x_table[i].bp; |
| 281 | tuner_reg[6] = 0x8f + (tda827x_table[i].gc3 << 4); |
| 282 | tuner_reg[7] = 0x8f; |
| 283 | |
| 284 | msg.buf = tuner_reg; |
| 285 | msg.len = 8; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 286 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 287 | |
| 288 | msg.buf = reg2; |
| 289 | msg.len = 2; |
| 290 | reg2[0] = 0x80; |
| 291 | reg2[1] = 0; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 292 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 293 | |
| 294 | reg2[0] = 0x60; |
| 295 | reg2[1] = 0xbf; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 296 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 297 | |
| 298 | reg2[0] = 0x30; |
| 299 | reg2[1] = tuner_reg[4] + 0x80; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 300 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 301 | |
| 302 | msleep(1); |
| 303 | reg2[0] = 0x30; |
| 304 | reg2[1] = tuner_reg[4] + 4; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 305 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 306 | |
| 307 | msleep(1); |
| 308 | reg2[0] = 0x30; |
| 309 | reg2[1] = tuner_reg[4]; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 310 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 311 | |
| 312 | msleep(550); |
| 313 | reg2[0] = 0x30; |
| 314 | reg2[1] = (tuner_reg[4] & 0xfc) + tda827x_table[i].cp; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 315 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 316 | |
| 317 | reg2[0] = 0x60; |
| 318 | reg2[1] = 0x3f; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 319 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 320 | |
| 321 | reg2[0] = 0x80; |
| 322 | reg2[1] = 0x08; /* Vsync en */ |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 323 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 324 | |
Mauro Carvalho Chehab | 92d90f1 | 2008-12-08 00:49:33 -0300 | [diff] [blame] | 325 | priv->frequency = params->frequency; |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 326 | |
| 327 | return 0; |
| 328 | } |
| 329 | |
| 330 | static void tda827xo_agcf(struct dvb_frontend *fe) |
| 331 | { |
| 332 | struct tda827x_priv *priv = fe->tuner_priv; |
| 333 | unsigned char data[] = { 0x80, 0x0c }; |
| 334 | struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0, |
| 335 | .buf = data, .len = 2}; |
| 336 | |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 337 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 338 | } |
| 339 | |
| 340 | /* ------------------------------------------------------------------ */ |
| 341 | |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 342 | struct tda827xa_data { |
| 343 | u32 lomax; |
| 344 | u8 svco; |
| 345 | u8 spd; |
| 346 | u8 scr; |
| 347 | u8 sbs; |
| 348 | u8 gc3; |
| 349 | }; |
| 350 | |
klaas de waal | cf47d87 | 2009-03-25 17:53:02 -0300 | [diff] [blame] | 351 | static struct tda827xa_data tda827xa_dvbt[] = { |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 352 | { .lomax = 56875000, .svco = 3, .spd = 4, .scr = 0, .sbs = 0, .gc3 = 1}, |
| 353 | { .lomax = 67250000, .svco = 0, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 1}, |
| 354 | { .lomax = 81250000, .svco = 1, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 1}, |
| 355 | { .lomax = 97500000, .svco = 2, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 1}, |
| 356 | { .lomax = 113750000, .svco = 3, .spd = 3, .scr = 0, .sbs = 1, .gc3 = 1}, |
| 357 | { .lomax = 134500000, .svco = 0, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, |
| 358 | { .lomax = 154000000, .svco = 1, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, |
| 359 | { .lomax = 162500000, .svco = 1, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, |
| 360 | { .lomax = 183000000, .svco = 2, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, |
| 361 | { .lomax = 195000000, .svco = 2, .spd = 2, .scr = 0, .sbs = 2, .gc3 = 1}, |
| 362 | { .lomax = 227500000, .svco = 3, .spd = 2, .scr = 0, .sbs = 2, .gc3 = 1}, |
| 363 | { .lomax = 269000000, .svco = 0, .spd = 1, .scr = 0, .sbs = 2, .gc3 = 1}, |
| 364 | { .lomax = 290000000, .svco = 1, .spd = 1, .scr = 0, .sbs = 2, .gc3 = 1}, |
| 365 | { .lomax = 325000000, .svco = 1, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 1}, |
| 366 | { .lomax = 390000000, .svco = 2, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 1}, |
| 367 | { .lomax = 455000000, .svco = 3, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 1}, |
| 368 | { .lomax = 520000000, .svco = 0, .spd = 0, .scr = 0, .sbs = 3, .gc3 = 1}, |
| 369 | { .lomax = 538000000, .svco = 0, .spd = 0, .scr = 1, .sbs = 3, .gc3 = 1}, |
| 370 | { .lomax = 550000000, .svco = 1, .spd = 0, .scr = 0, .sbs = 3, .gc3 = 1}, |
| 371 | { .lomax = 620000000, .svco = 1, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0}, |
| 372 | { .lomax = 650000000, .svco = 1, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0}, |
| 373 | { .lomax = 700000000, .svco = 2, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0}, |
| 374 | { .lomax = 780000000, .svco = 2, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0}, |
| 375 | { .lomax = 820000000, .svco = 3, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0}, |
| 376 | { .lomax = 870000000, .svco = 3, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0}, |
| 377 | { .lomax = 911000000, .svco = 3, .spd = 0, .scr = 2, .sbs = 4, .gc3 = 0}, |
| 378 | { .lomax = 0, .svco = 0, .spd = 0, .scr = 0, .sbs = 0, .gc3 = 0} |
| 379 | }; |
| 380 | |
klaas de waal | cf47d87 | 2009-03-25 17:53:02 -0300 | [diff] [blame] | 381 | static struct tda827xa_data tda827xa_dvbc[] = { |
| 382 | { .lomax = 50125000, .svco = 2, .spd = 4, .scr = 2, .sbs = 0, .gc3 = 3}, |
| 383 | { .lomax = 58500000, .svco = 3, .spd = 4, .scr = 2, .sbs = 0, .gc3 = 3}, |
| 384 | { .lomax = 69250000, .svco = 0, .spd = 3, .scr = 2, .sbs = 0, .gc3 = 3}, |
| 385 | { .lomax = 83625000, .svco = 1, .spd = 3, .scr = 2, .sbs = 0, .gc3 = 3}, |
| 386 | { .lomax = 97500000, .svco = 2, .spd = 3, .scr = 2, .sbs = 0, .gc3 = 3}, |
| 387 | { .lomax = 100250000, .svco = 2, .spd = 3, .scr = 2, .sbs = 1, .gc3 = 1}, |
| 388 | { .lomax = 117000000, .svco = 3, .spd = 3, .scr = 2, .sbs = 1, .gc3 = 1}, |
| 389 | { .lomax = 138500000, .svco = 0, .spd = 2, .scr = 2, .sbs = 1, .gc3 = 1}, |
| 390 | { .lomax = 167250000, .svco = 1, .spd = 2, .scr = 2, .sbs = 1, .gc3 = 1}, |
| 391 | { .lomax = 187000000, .svco = 2, .spd = 2, .scr = 2, .sbs = 1, .gc3 = 1}, |
| 392 | { .lomax = 200500000, .svco = 2, .spd = 2, .scr = 2, .sbs = 2, .gc3 = 1}, |
| 393 | { .lomax = 234000000, .svco = 3, .spd = 2, .scr = 2, .sbs = 2, .gc3 = 3}, |
| 394 | { .lomax = 277000000, .svco = 0, .spd = 1, .scr = 2, .sbs = 2, .gc3 = 3}, |
| 395 | { .lomax = 325000000, .svco = 1, .spd = 1, .scr = 2, .sbs = 2, .gc3 = 1}, |
| 396 | { .lomax = 334500000, .svco = 1, .spd = 1, .scr = 2, .sbs = 3, .gc3 = 3}, |
| 397 | { .lomax = 401000000, .svco = 2, .spd = 1, .scr = 2, .sbs = 3, .gc3 = 3}, |
| 398 | { .lomax = 468000000, .svco = 3, .spd = 1, .scr = 2, .sbs = 3, .gc3 = 1}, |
| 399 | { .lomax = 535000000, .svco = 0, .spd = 0, .scr = 1, .sbs = 3, .gc3 = 1}, |
| 400 | { .lomax = 554000000, .svco = 0, .spd = 0, .scr = 2, .sbs = 3, .gc3 = 1}, |
| 401 | { .lomax = 638000000, .svco = 1, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 1}, |
| 402 | { .lomax = 669000000, .svco = 1, .spd = 0, .scr = 2, .sbs = 4, .gc3 = 1}, |
| 403 | { .lomax = 720000000, .svco = 2, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 1}, |
| 404 | { .lomax = 802000000, .svco = 2, .spd = 0, .scr = 2, .sbs = 4, .gc3 = 1}, |
| 405 | { .lomax = 835000000, .svco = 3, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 1}, |
| 406 | { .lomax = 885000000, .svco = 3, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 1}, |
| 407 | { .lomax = 911000000, .svco = 3, .spd = 0, .scr = 2, .sbs = 4, .gc3 = 1}, |
| 408 | { .lomax = 0, .svco = 0, .spd = 0, .scr = 0, .sbs = 0, .gc3 = 0} |
| 409 | }; |
| 410 | |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 411 | static struct tda827xa_data tda827xa_analog[] = { |
| 412 | { .lomax = 56875000, .svco = 3, .spd = 4, .scr = 0, .sbs = 0, .gc3 = 3}, |
| 413 | { .lomax = 67250000, .svco = 0, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 3}, |
| 414 | { .lomax = 81250000, .svco = 1, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 3}, |
| 415 | { .lomax = 97500000, .svco = 2, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 3}, |
| 416 | { .lomax = 113750000, .svco = 3, .spd = 3, .scr = 0, .sbs = 1, .gc3 = 1}, |
| 417 | { .lomax = 134500000, .svco = 0, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, |
| 418 | { .lomax = 154000000, .svco = 1, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, |
| 419 | { .lomax = 162500000, .svco = 1, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, |
| 420 | { .lomax = 183000000, .svco = 2, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, |
| 421 | { .lomax = 195000000, .svco = 2, .spd = 2, .scr = 0, .sbs = 2, .gc3 = 1}, |
| 422 | { .lomax = 227500000, .svco = 3, .spd = 2, .scr = 0, .sbs = 2, .gc3 = 3}, |
| 423 | { .lomax = 269000000, .svco = 0, .spd = 1, .scr = 0, .sbs = 2, .gc3 = 3}, |
| 424 | { .lomax = 325000000, .svco = 1, .spd = 1, .scr = 0, .sbs = 2, .gc3 = 1}, |
| 425 | { .lomax = 390000000, .svco = 2, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 3}, |
| 426 | { .lomax = 455000000, .svco = 3, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 3}, |
| 427 | { .lomax = 520000000, .svco = 0, .spd = 0, .scr = 0, .sbs = 3, .gc3 = 1}, |
| 428 | { .lomax = 538000000, .svco = 0, .spd = 0, .scr = 1, .sbs = 3, .gc3 = 1}, |
| 429 | { .lomax = 554000000, .svco = 1, .spd = 0, .scr = 0, .sbs = 3, .gc3 = 1}, |
| 430 | { .lomax = 620000000, .svco = 1, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0}, |
| 431 | { .lomax = 650000000, .svco = 1, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0}, |
| 432 | { .lomax = 700000000, .svco = 2, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0}, |
| 433 | { .lomax = 780000000, .svco = 2, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0}, |
| 434 | { .lomax = 820000000, .svco = 3, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0}, |
| 435 | { .lomax = 870000000, .svco = 3, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0}, |
| 436 | { .lomax = 911000000, .svco = 3, .spd = 0, .scr = 2, .sbs = 4, .gc3 = 0}, |
| 437 | { .lomax = 0, .svco = 0, .spd = 0, .scr = 0, .sbs = 0, .gc3 = 0} |
| 438 | }; |
| 439 | |
Hartmut Hackmann | 7bff4b4 | 2008-04-22 14:46:08 -0300 | [diff] [blame] | 440 | static int tda827xa_sleep(struct dvb_frontend *fe) |
| 441 | { |
| 442 | struct tda827x_priv *priv = fe->tuner_priv; |
| 443 | static u8 buf[] = { 0x30, 0x90 }; |
| 444 | struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0, |
| 445 | .buf = buf, .len = sizeof(buf) }; |
| 446 | |
| 447 | dprintk("%s:\n", __func__); |
Hartmut Hackmann | 7bff4b4 | 2008-04-22 14:46:08 -0300 | [diff] [blame] | 448 | |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 449 | tuner_transfer(fe, &msg, 1); |
Hartmut Hackmann | 7bff4b4 | 2008-04-22 14:46:08 -0300 | [diff] [blame] | 450 | |
| 451 | if (priv->cfg && priv->cfg->sleep) |
| 452 | priv->cfg->sleep(fe); |
| 453 | |
| 454 | return 0; |
| 455 | } |
| 456 | |
| 457 | static void tda827xa_lna_gain(struct dvb_frontend *fe, int high, |
| 458 | struct analog_parameters *params) |
| 459 | { |
| 460 | struct tda827x_priv *priv = fe->tuner_priv; |
| 461 | unsigned char buf[] = {0x22, 0x01}; |
| 462 | int arg; |
| 463 | int gp_func; |
Sigmund Augdal | 67642a0 | 2008-06-05 12:53:08 -0300 | [diff] [blame] | 464 | struct i2c_msg msg = { .flags = 0, .buf = buf, .len = sizeof(buf) }; |
Hartmut Hackmann | 7bff4b4 | 2008-04-22 14:46:08 -0300 | [diff] [blame] | 465 | |
| 466 | if (NULL == priv->cfg) { |
| 467 | dprintk("tda827x_config not defined, cannot set LNA gain!\n"); |
| 468 | return; |
| 469 | } |
Sigmund Augdal | 67642a0 | 2008-06-05 12:53:08 -0300 | [diff] [blame] | 470 | msg.addr = priv->cfg->switch_addr; |
Hartmut Hackmann | 7bff4b4 | 2008-04-22 14:46:08 -0300 | [diff] [blame] | 471 | if (priv->cfg->config) { |
| 472 | if (high) |
| 473 | dprintk("setting LNA to high gain\n"); |
| 474 | else |
| 475 | dprintk("setting LNA to low gain\n"); |
| 476 | } |
| 477 | switch (priv->cfg->config) { |
Ondrej Zary | 1bacb2d | 2013-04-06 14:29:29 -0300 | [diff] [blame] | 478 | case TDA8290_LNA_OFF: /* no LNA */ |
Hartmut Hackmann | 7bff4b4 | 2008-04-22 14:46:08 -0300 | [diff] [blame] | 479 | break; |
Ondrej Zary | 1bacb2d | 2013-04-06 14:29:29 -0300 | [diff] [blame] | 480 | case TDA8290_LNA_GP0_HIGH_ON: /* switch is GPIO 0 of tda8290 */ |
| 481 | case TDA8290_LNA_GP0_HIGH_OFF: |
Hartmut Hackmann | 7bff4b4 | 2008-04-22 14:46:08 -0300 | [diff] [blame] | 482 | if (params == NULL) { |
| 483 | gp_func = 0; |
| 484 | arg = 0; |
| 485 | } else { |
| 486 | /* turn Vsync on */ |
| 487 | gp_func = 1; |
| 488 | if (params->std & V4L2_STD_MN) |
| 489 | arg = 1; |
| 490 | else |
| 491 | arg = 0; |
| 492 | } |
Michael Krufky | d7cba04 | 2008-09-12 13:31:45 -0300 | [diff] [blame] | 493 | if (fe->callback) |
| 494 | fe->callback(priv->i2c_adap->algo_data, |
| 495 | DVB_FRONTEND_COMPONENT_TUNER, |
| 496 | gp_func, arg); |
Hartmut Hackmann | 7bff4b4 | 2008-04-22 14:46:08 -0300 | [diff] [blame] | 497 | buf[1] = high ? 0 : 1; |
Ondrej Zary | 1bacb2d | 2013-04-06 14:29:29 -0300 | [diff] [blame] | 498 | if (priv->cfg->config == TDA8290_LNA_GP0_HIGH_OFF) |
Hartmut Hackmann | 7bff4b4 | 2008-04-22 14:46:08 -0300 | [diff] [blame] | 499 | buf[1] = high ? 1 : 0; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 500 | tuner_transfer(fe, &msg, 1); |
Hartmut Hackmann | 7bff4b4 | 2008-04-22 14:46:08 -0300 | [diff] [blame] | 501 | break; |
Ondrej Zary | 1bacb2d | 2013-04-06 14:29:29 -0300 | [diff] [blame] | 502 | case TDA8290_LNA_ON_BRIDGE: /* switch with GPIO of saa713x */ |
Michael Krufky | d7cba04 | 2008-09-12 13:31:45 -0300 | [diff] [blame] | 503 | if (fe->callback) |
| 504 | fe->callback(priv->i2c_adap->algo_data, |
| 505 | DVB_FRONTEND_COMPONENT_TUNER, 0, high); |
Hartmut Hackmann | 7bff4b4 | 2008-04-22 14:46:08 -0300 | [diff] [blame] | 506 | break; |
| 507 | } |
| 508 | } |
| 509 | |
Mauro Carvalho Chehab | 14d24d1 | 2011-12-24 12:24:33 -0300 | [diff] [blame] | 510 | static int tda827xa_set_params(struct dvb_frontend *fe) |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 511 | { |
Mauro Carvalho Chehab | 53ccd1c | 2011-12-21 08:39:44 -0300 | [diff] [blame] | 512 | struct dtv_frontend_properties *c = &fe->dtv_property_cache; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 513 | struct tda827x_priv *priv = fe->tuner_priv; |
klaas de waal | cf47d87 | 2009-03-25 17:53:02 -0300 | [diff] [blame] | 514 | struct tda827xa_data *frequency_map = tda827xa_dvbt; |
Hartmut Hackmann | ede2200 | 2007-04-27 12:31:32 -0300 | [diff] [blame] | 515 | u8 buf[11]; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 516 | |
| 517 | struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0, |
| 518 | .buf = buf, .len = sizeof(buf) }; |
| 519 | |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 520 | int i, tuner_freq, if_freq, rc; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 521 | u32 N; |
| 522 | |
Hartmut Hackmann | 7bff4b4 | 2008-04-22 14:46:08 -0300 | [diff] [blame] | 523 | dprintk("%s:\n", __func__); |
| 524 | |
| 525 | tda827xa_lna_gain(fe, 1, NULL); |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 526 | msleep(20); |
| 527 | |
Mauro Carvalho Chehab | 53ccd1c | 2011-12-21 08:39:44 -0300 | [diff] [blame] | 528 | if (c->bandwidth_hz == 0) { |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 529 | if_freq = 5000000; |
Mauro Carvalho Chehab | 53ccd1c | 2011-12-21 08:39:44 -0300 | [diff] [blame] | 530 | } else if (c->bandwidth_hz <= 6000000) { |
| 531 | if_freq = 4000000; |
Mauro Carvalho Chehab | 53ccd1c | 2011-12-21 08:39:44 -0300 | [diff] [blame] | 532 | } else if (c->bandwidth_hz <= 7000000) { |
| 533 | if_freq = 4500000; |
Mauro Carvalho Chehab | 53ccd1c | 2011-12-21 08:39:44 -0300 | [diff] [blame] | 534 | } else { /* 8 MHz */ |
| 535 | if_freq = 5000000; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 536 | } |
Mauro Carvalho Chehab | 53ccd1c | 2011-12-21 08:39:44 -0300 | [diff] [blame] | 537 | tuner_freq = c->frequency; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 538 | |
Mauro Carvalho Chehab | 6225f18 | 2012-01-04 23:10:19 -0200 | [diff] [blame] | 539 | switch (c->delivery_system) { |
| 540 | case SYS_DVBC_ANNEX_A: |
| 541 | case SYS_DVBC_ANNEX_C: |
klaas de waal | cf47d87 | 2009-03-25 17:53:02 -0300 | [diff] [blame] | 542 | dprintk("%s select tda827xa_dvbc\n", __func__); |
| 543 | frequency_map = tda827xa_dvbc; |
Mauro Carvalho Chehab | 6225f18 | 2012-01-04 23:10:19 -0200 | [diff] [blame] | 544 | break; |
| 545 | default: |
| 546 | break; |
klaas de waal | cf47d87 | 2009-03-25 17:53:02 -0300 | [diff] [blame] | 547 | } |
| 548 | |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 549 | i = 0; |
klaas de waal | cf47d87 | 2009-03-25 17:53:02 -0300 | [diff] [blame] | 550 | while (frequency_map[i].lomax < tuner_freq) { |
| 551 | if (frequency_map[i + 1].lomax == 0) |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 552 | break; |
| 553 | i++; |
| 554 | } |
| 555 | |
Jose Alberto Reguero | 2d84ca2 | 2011-07-16 08:38:13 -0300 | [diff] [blame] | 556 | tuner_freq += if_freq; |
| 557 | |
klaas de waal | cf47d87 | 2009-03-25 17:53:02 -0300 | [diff] [blame] | 558 | N = ((tuner_freq + 31250) / 62500) << frequency_map[i].spd; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 559 | buf[0] = 0; // subaddress |
| 560 | buf[1] = N >> 8; |
| 561 | buf[2] = N & 0xff; |
| 562 | buf[3] = 0; |
| 563 | buf[4] = 0x16; |
klaas de waal | cf47d87 | 2009-03-25 17:53:02 -0300 | [diff] [blame] | 564 | buf[5] = (frequency_map[i].spd << 5) + (frequency_map[i].svco << 3) + |
| 565 | frequency_map[i].sbs; |
| 566 | buf[6] = 0x4b + (frequency_map[i].gc3 << 4); |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 567 | buf[7] = 0x1c; |
| 568 | buf[8] = 0x06; |
| 569 | buf[9] = 0x24; |
| 570 | buf[10] = 0x00; |
| 571 | msg.len = 11; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 572 | rc = tuner_transfer(fe, &msg, 1); |
| 573 | if (rc < 0) |
| 574 | goto err; |
| 575 | |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 576 | buf[0] = 0x90; |
| 577 | buf[1] = 0xff; |
| 578 | buf[2] = 0x60; |
| 579 | buf[3] = 0x00; |
| 580 | buf[4] = 0x59; // lpsel, for 6MHz + 2 |
| 581 | msg.len = 5; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 582 | rc = tuner_transfer(fe, &msg, 1); |
| 583 | if (rc < 0) |
| 584 | goto err; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 585 | |
| 586 | buf[0] = 0xa0; |
| 587 | buf[1] = 0x40; |
| 588 | msg.len = 2; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 589 | rc = tuner_transfer(fe, &msg, 1); |
| 590 | if (rc < 0) |
| 591 | goto err; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 592 | |
| 593 | msleep(11); |
| 594 | msg.flags = I2C_M_RD; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 595 | rc = tuner_transfer(fe, &msg, 1); |
| 596 | if (rc < 0) |
| 597 | goto err; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 598 | msg.flags = 0; |
| 599 | |
| 600 | buf[1] >>= 4; |
| 601 | dprintk("tda8275a AGC2 gain is: %d\n", buf[1]); |
| 602 | if ((buf[1]) < 2) { |
Hartmut Hackmann | 7bff4b4 | 2008-04-22 14:46:08 -0300 | [diff] [blame] | 603 | tda827xa_lna_gain(fe, 0, NULL); |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 604 | buf[0] = 0x60; |
| 605 | buf[1] = 0x0c; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 606 | rc = tuner_transfer(fe, &msg, 1); |
| 607 | if (rc < 0) |
| 608 | goto err; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 609 | } |
| 610 | |
| 611 | buf[0] = 0xc0; |
| 612 | buf[1] = 0x99; // lpsel, for 6MHz + 2 |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 613 | rc = tuner_transfer(fe, &msg, 1); |
| 614 | if (rc < 0) |
| 615 | goto err; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 616 | |
| 617 | buf[0] = 0x60; |
| 618 | buf[1] = 0x3c; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 619 | rc = tuner_transfer(fe, &msg, 1); |
| 620 | if (rc < 0) |
| 621 | goto err; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 622 | |
| 623 | /* correct CP value */ |
| 624 | buf[0] = 0x30; |
klaas de waal | cf47d87 | 2009-03-25 17:53:02 -0300 | [diff] [blame] | 625 | buf[1] = 0x10 + frequency_map[i].scr; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 626 | rc = tuner_transfer(fe, &msg, 1); |
| 627 | if (rc < 0) |
| 628 | goto err; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 629 | |
| 630 | msleep(163); |
| 631 | buf[0] = 0xc0; |
| 632 | buf[1] = 0x39; // lpsel, for 6MHz + 2 |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 633 | rc = tuner_transfer(fe, &msg, 1); |
| 634 | if (rc < 0) |
| 635 | goto err; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 636 | |
| 637 | msleep(3); |
| 638 | /* freeze AGC1 */ |
| 639 | buf[0] = 0x50; |
klaas de waal | cf47d87 | 2009-03-25 17:53:02 -0300 | [diff] [blame] | 640 | buf[1] = 0x4f + (frequency_map[i].gc3 << 4); |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 641 | rc = tuner_transfer(fe, &msg, 1); |
| 642 | if (rc < 0) |
| 643 | goto err; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 644 | |
Mauro Carvalho Chehab | 53ccd1c | 2011-12-21 08:39:44 -0300 | [diff] [blame] | 645 | priv->frequency = c->frequency; |
Mauro Carvalho Chehab | c6f56e7 | 2011-12-26 20:02:28 -0300 | [diff] [blame] | 646 | priv->bandwidth = c->bandwidth_hz; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 647 | |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 648 | return 0; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 649 | |
| 650 | err: |
| 651 | printk(KERN_ERR "%s: could not write to tuner at addr: 0x%02x\n", |
| 652 | __func__, priv->i2c_addr << 1); |
| 653 | return rc; |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 654 | } |
| 655 | |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 656 | |
| 657 | static int tda827xa_set_analog_params(struct dvb_frontend *fe, |
| 658 | struct analog_parameters *params) |
| 659 | { |
| 660 | unsigned char tuner_reg[11]; |
| 661 | u32 N; |
| 662 | int i; |
| 663 | struct tda827x_priv *priv = fe->tuner_priv; |
| 664 | struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0, |
| 665 | .buf = tuner_reg, .len = sizeof(tuner_reg) }; |
| 666 | unsigned int freq = params->frequency; |
| 667 | |
Michael Krufky | 5c82f44 | 2007-10-22 01:10:39 -0300 | [diff] [blame] | 668 | tda827x_set_std(fe, params); |
| 669 | |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 670 | tda827xa_lna_gain(fe, 1, params); |
| 671 | msleep(10); |
| 672 | |
| 673 | if (params->mode == V4L2_TUNER_RADIO) |
| 674 | freq = freq / 1000; |
| 675 | |
Michael Krufky | 5c82f44 | 2007-10-22 01:10:39 -0300 | [diff] [blame] | 676 | N = freq + priv->sgIF; |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 677 | |
| 678 | i = 0; |
| 679 | while (tda827xa_analog[i].lomax < N * 62500) { |
| 680 | if (tda827xa_analog[i + 1].lomax == 0) |
| 681 | break; |
| 682 | i++; |
| 683 | } |
| 684 | |
| 685 | N = N << tda827xa_analog[i].spd; |
| 686 | |
| 687 | tuner_reg[0] = 0; |
| 688 | tuner_reg[1] = (unsigned char)(N>>8); |
| 689 | tuner_reg[2] = (unsigned char) N; |
| 690 | tuner_reg[3] = 0; |
| 691 | tuner_reg[4] = 0x16; |
| 692 | tuner_reg[5] = (tda827xa_analog[i].spd << 5) + |
| 693 | (tda827xa_analog[i].svco << 3) + |
| 694 | tda827xa_analog[i].sbs; |
| 695 | tuner_reg[6] = 0x8b + (tda827xa_analog[i].gc3 << 4); |
| 696 | tuner_reg[7] = 0x1c; |
| 697 | tuner_reg[8] = 4; |
| 698 | tuner_reg[9] = 0x20; |
| 699 | tuner_reg[10] = 0x00; |
| 700 | msg.len = 11; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 701 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 702 | |
| 703 | tuner_reg[0] = 0x90; |
| 704 | tuner_reg[1] = 0xff; |
| 705 | tuner_reg[2] = 0xe0; |
| 706 | tuner_reg[3] = 0; |
Michael Krufky | 5c82f44 | 2007-10-22 01:10:39 -0300 | [diff] [blame] | 707 | tuner_reg[4] = 0x99 + (priv->lpsel << 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 708 | msg.len = 5; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 709 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 710 | |
| 711 | tuner_reg[0] = 0xa0; |
| 712 | tuner_reg[1] = 0xc0; |
| 713 | msg.len = 2; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 714 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 715 | |
| 716 | tuner_reg[0] = 0x30; |
| 717 | tuner_reg[1] = 0x10 + tda827xa_analog[i].scr; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 718 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 719 | |
| 720 | msg.flags = I2C_M_RD; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 721 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 722 | msg.flags = 0; |
| 723 | tuner_reg[1] >>= 4; |
| 724 | dprintk("AGC2 gain is: %d\n", tuner_reg[1]); |
| 725 | if (tuner_reg[1] < 1) |
| 726 | tda827xa_lna_gain(fe, 0, params); |
| 727 | |
| 728 | msleep(100); |
| 729 | tuner_reg[0] = 0x60; |
| 730 | tuner_reg[1] = 0x3c; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 731 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 732 | |
| 733 | msleep(163); |
| 734 | tuner_reg[0] = 0x50; |
| 735 | tuner_reg[1] = 0x8f + (tda827xa_analog[i].gc3 << 4); |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 736 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 737 | |
| 738 | tuner_reg[0] = 0x80; |
| 739 | tuner_reg[1] = 0x28; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 740 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 741 | |
| 742 | tuner_reg[0] = 0xb0; |
| 743 | tuner_reg[1] = 0x01; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 744 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 745 | |
| 746 | tuner_reg[0] = 0xc0; |
Michael Krufky | 5c82f44 | 2007-10-22 01:10:39 -0300 | [diff] [blame] | 747 | tuner_reg[1] = 0x19 + (priv->lpsel << 1); |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 748 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 749 | |
Mauro Carvalho Chehab | 92d90f1 | 2008-12-08 00:49:33 -0300 | [diff] [blame] | 750 | priv->frequency = params->frequency; |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 751 | |
| 752 | return 0; |
| 753 | } |
| 754 | |
| 755 | static void tda827xa_agcf(struct dvb_frontend *fe) |
| 756 | { |
| 757 | struct tda827x_priv *priv = fe->tuner_priv; |
| 758 | unsigned char data[] = {0x80, 0x2c}; |
| 759 | struct i2c_msg msg = {.addr = priv->i2c_addr, .flags = 0, |
| 760 | .buf = data, .len = 2}; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 761 | tuner_transfer(fe, &msg, 1); |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 762 | } |
| 763 | |
| 764 | /* ------------------------------------------------------------------ */ |
| 765 | |
Mauro Carvalho Chehab | f2709c2 | 2016-11-18 20:30:51 -0200 | [diff] [blame] | 766 | static void tda827x_release(struct dvb_frontend *fe) |
| 767 | { |
| 768 | kfree(fe->tuner_priv); |
| 769 | fe->tuner_priv = NULL; |
| 770 | } |
| 771 | |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 772 | static int tda827x_get_frequency(struct dvb_frontend *fe, u32 *frequency) |
| 773 | { |
| 774 | struct tda827x_priv *priv = fe->tuner_priv; |
| 775 | *frequency = priv->frequency; |
| 776 | return 0; |
| 777 | } |
| 778 | |
| 779 | static int tda827x_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth) |
| 780 | { |
| 781 | struct tda827x_priv *priv = fe->tuner_priv; |
| 782 | *bandwidth = priv->bandwidth; |
| 783 | return 0; |
| 784 | } |
| 785 | |
| 786 | static int tda827x_init(struct dvb_frontend *fe) |
| 787 | { |
| 788 | struct tda827x_priv *priv = fe->tuner_priv; |
Hartmut Hackmann | 7bff4b4 | 2008-04-22 14:46:08 -0300 | [diff] [blame] | 789 | dprintk("%s:\n", __func__); |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 790 | if (priv->cfg && priv->cfg->init) |
| 791 | priv->cfg->init(fe); |
| 792 | |
| 793 | return 0; |
| 794 | } |
| 795 | |
Hartmut Hackmann | 9971f4f | 2007-03-23 21:00:07 -0300 | [diff] [blame] | 796 | static int tda827x_probe_version(struct dvb_frontend *fe); |
| 797 | |
| 798 | static int tda827x_initial_init(struct dvb_frontend *fe) |
| 799 | { |
| 800 | int ret; |
| 801 | ret = tda827x_probe_version(fe); |
| 802 | if (ret) |
| 803 | return ret; |
| 804 | return fe->ops.tuner_ops.init(fe); |
| 805 | } |
| 806 | |
| 807 | static int tda827x_initial_sleep(struct dvb_frontend *fe) |
| 808 | { |
| 809 | int ret; |
| 810 | ret = tda827x_probe_version(fe); |
| 811 | if (ret) |
| 812 | return ret; |
| 813 | return fe->ops.tuner_ops.sleep(fe); |
| 814 | } |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 815 | |
Julia Lawall | 9610514 | 2016-09-11 11:44:13 -0300 | [diff] [blame] | 816 | static const struct dvb_tuner_ops tda827xo_tuner_ops = { |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 817 | .info = { |
| 818 | .name = "Philips TDA827X", |
Hartmut Hackmann | 11f6510 | 2007-04-27 12:31:15 -0300 | [diff] [blame] | 819 | .frequency_min = 55000000, |
| 820 | .frequency_max = 860000000, |
| 821 | .frequency_step = 250000 |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 822 | }, |
Mauro Carvalho Chehab | f2709c2 | 2016-11-18 20:30:51 -0200 | [diff] [blame] | 823 | .release = tda827x_release, |
Hartmut Hackmann | 9971f4f | 2007-03-23 21:00:07 -0300 | [diff] [blame] | 824 | .init = tda827x_initial_init, |
| 825 | .sleep = tda827x_initial_sleep, |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 826 | .set_params = tda827xo_set_params, |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 827 | .set_analog_params = tda827xo_set_analog_params, |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 828 | .get_frequency = tda827x_get_frequency, |
| 829 | .get_bandwidth = tda827x_get_bandwidth, |
| 830 | }; |
| 831 | |
Julia Lawall | 9610514 | 2016-09-11 11:44:13 -0300 | [diff] [blame] | 832 | static const struct dvb_tuner_ops tda827xa_tuner_ops = { |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 833 | .info = { |
| 834 | .name = "Philips TDA827XA", |
Hartmut Hackmann | 11f6510 | 2007-04-27 12:31:15 -0300 | [diff] [blame] | 835 | .frequency_min = 44000000, |
| 836 | .frequency_max = 906000000, |
| 837 | .frequency_step = 62500 |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 838 | }, |
Mauro Carvalho Chehab | f2709c2 | 2016-11-18 20:30:51 -0200 | [diff] [blame] | 839 | .release = tda827x_release, |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 840 | .init = tda827x_init, |
| 841 | .sleep = tda827xa_sleep, |
| 842 | .set_params = tda827xa_set_params, |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 843 | .set_analog_params = tda827xa_set_analog_params, |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 844 | .get_frequency = tda827x_get_frequency, |
| 845 | .get_bandwidth = tda827x_get_bandwidth, |
| 846 | }; |
| 847 | |
Hartmut Hackmann | 9971f4f | 2007-03-23 21:00:07 -0300 | [diff] [blame] | 848 | static int tda827x_probe_version(struct dvb_frontend *fe) |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 849 | { |
| 850 | u8 data; |
| 851 | int rc; |
Hartmut Hackmann | 9971f4f | 2007-03-23 21:00:07 -0300 | [diff] [blame] | 852 | struct tda827x_priv *priv = fe->tuner_priv; |
| 853 | struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = I2C_M_RD, |
| 854 | .buf = &data, .len = 1 }; |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 855 | |
| 856 | rc = tuner_transfer(fe, &msg, 1); |
| 857 | |
| 858 | if (rc < 0) { |
Hartmut Hackmann | 9971f4f | 2007-03-23 21:00:07 -0300 | [diff] [blame] | 859 | printk("%s: could not read from tuner at addr: 0x%02x\n", |
Hartmut Hackmann | 7bff4b4 | 2008-04-22 14:46:08 -0300 | [diff] [blame] | 860 | __func__, msg.addr << 1); |
Mauro Carvalho Chehab | 68d5ce7 | 2009-02-08 08:34:43 -0300 | [diff] [blame] | 861 | return rc; |
Hartmut Hackmann | 9971f4f | 2007-03-23 21:00:07 -0300 | [diff] [blame] | 862 | } |
| 863 | if ((data & 0x3c) == 0) { |
| 864 | dprintk("tda827x tuner found\n"); |
| 865 | fe->ops.tuner_ops.init = tda827x_init; |
| 866 | fe->ops.tuner_ops.sleep = tda827xo_sleep; |
Michael Krufky | 3b0c453 | 2007-11-18 14:15:42 -0300 | [diff] [blame] | 867 | if (priv->cfg) |
| 868 | priv->cfg->agcf = tda827xo_agcf; |
Hartmut Hackmann | 9971f4f | 2007-03-23 21:00:07 -0300 | [diff] [blame] | 869 | } else { |
| 870 | dprintk("tda827xa tuner found\n"); |
| 871 | memcpy(&fe->ops.tuner_ops, &tda827xa_tuner_ops, sizeof(struct dvb_tuner_ops)); |
Michael Krufky | 3b0c453 | 2007-11-18 14:15:42 -0300 | [diff] [blame] | 872 | if (priv->cfg) |
| 873 | priv->cfg->agcf = tda827xa_agcf; |
Hartmut Hackmann | 9971f4f | 2007-03-23 21:00:07 -0300 | [diff] [blame] | 874 | } |
| 875 | return 0; |
| 876 | } |
| 877 | |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 878 | struct dvb_frontend *tda827x_attach(struct dvb_frontend *fe, int addr, |
| 879 | struct i2c_adapter *i2c, |
| 880 | struct tda827x_config *cfg) |
| 881 | { |
| 882 | struct tda827x_priv *priv = NULL; |
Hartmut Hackmann | 9971f4f | 2007-03-23 21:00:07 -0300 | [diff] [blame] | 883 | |
Hartmut Hackmann | 7bff4b4 | 2008-04-22 14:46:08 -0300 | [diff] [blame] | 884 | dprintk("%s:\n", __func__); |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 885 | priv = kzalloc(sizeof(struct tda827x_priv), GFP_KERNEL); |
| 886 | if (priv == NULL) |
| 887 | return NULL; |
| 888 | |
| 889 | priv->i2c_addr = addr; |
| 890 | priv->i2c_adap = i2c; |
| 891 | priv->cfg = cfg; |
Hartmut Hackmann | 9971f4f | 2007-03-23 21:00:07 -0300 | [diff] [blame] | 892 | memcpy(&fe->ops.tuner_ops, &tda827xo_tuner_ops, sizeof(struct dvb_tuner_ops)); |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 893 | fe->tuner_priv = priv; |
Hartmut Hackmann | 9971f4f | 2007-03-23 21:00:07 -0300 | [diff] [blame] | 894 | |
Michael Krufky | 746d9732 | 2007-08-25 19:08:45 -0300 | [diff] [blame] | 895 | dprintk("type set to %s\n", fe->ops.tuner_ops.info.name); |
| 896 | |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 897 | return fe; |
| 898 | } |
Michael Krufky | ce1f8bd | 2007-10-22 00:28:50 -0300 | [diff] [blame] | 899 | EXPORT_SYMBOL_GPL(tda827x_attach); |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 900 | |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 901 | MODULE_DESCRIPTION("DVB TDA827x driver"); |
Hartmut Hackmann | 11f6510 | 2007-04-27 12:31:15 -0300 | [diff] [blame] | 902 | MODULE_AUTHOR("Hartmut Hackmann <hartmut.hackmann@t-online.de>"); |
| 903 | MODULE_AUTHOR("Michael Krufky <mkrufky@linuxtv.org>"); |
Michael Krufky | 8ce47da | 2007-04-27 12:31:14 -0300 | [diff] [blame] | 904 | MODULE_LICENSE("GPL"); |