1ccae7af2SMauro Carvalho Chehab /* 2ccae7af2SMauro Carvalho Chehab * 3ccae7af2SMauro Carvalho Chehab * (c) 2005 Hartmut Hackmann 4ccae7af2SMauro Carvalho Chehab * (c) 2007 Michael Krufky 5ccae7af2SMauro Carvalho Chehab * 6ccae7af2SMauro Carvalho Chehab * This program is free software; you can redistribute it and/or modify 7ccae7af2SMauro Carvalho Chehab * it under the terms of the GNU General Public License as published by 8ccae7af2SMauro Carvalho Chehab * the Free Software Foundation; either version 2 of the License, or 9ccae7af2SMauro Carvalho Chehab * (at your option) any later version. 10ccae7af2SMauro Carvalho Chehab * 11ccae7af2SMauro Carvalho Chehab * This program is distributed in the hope that it will be useful, 12ccae7af2SMauro Carvalho Chehab * but WITHOUT ANY WARRANTY; without even the implied warranty of 13ccae7af2SMauro Carvalho Chehab * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14ccae7af2SMauro Carvalho Chehab * GNU General Public License for more details. 15ccae7af2SMauro Carvalho Chehab * 16ccae7af2SMauro Carvalho Chehab * You should have received a copy of the GNU General Public License 17ccae7af2SMauro Carvalho Chehab * along with this program; if not, write to the Free Software 18ccae7af2SMauro Carvalho Chehab * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 19ccae7af2SMauro Carvalho Chehab */ 20ccae7af2SMauro Carvalho Chehab 21ccae7af2SMauro Carvalho Chehab #include <linux/module.h> 22ccae7af2SMauro Carvalho Chehab #include <linux/slab.h> 23ccae7af2SMauro Carvalho Chehab #include <asm/types.h> 24ccae7af2SMauro Carvalho Chehab #include <linux/dvb/frontend.h> 25ccae7af2SMauro Carvalho Chehab #include <linux/videodev2.h> 26ccae7af2SMauro Carvalho Chehab 27ccae7af2SMauro Carvalho Chehab #include "tda827x.h" 28ccae7af2SMauro Carvalho Chehab 29ccae7af2SMauro Carvalho Chehab static int debug; 30ccae7af2SMauro Carvalho Chehab module_param(debug, int, 0644); 31ccae7af2SMauro Carvalho Chehab MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off)."); 32ccae7af2SMauro Carvalho Chehab 33ccae7af2SMauro Carvalho Chehab #define dprintk(args...) \ 34ccae7af2SMauro Carvalho Chehab do { \ 35ccae7af2SMauro Carvalho Chehab if (debug) printk(KERN_DEBUG "tda827x: " args); \ 36ccae7af2SMauro Carvalho Chehab } while (0) 37ccae7af2SMauro Carvalho Chehab 38ccae7af2SMauro Carvalho Chehab struct tda827x_priv { 39ccae7af2SMauro Carvalho Chehab int i2c_addr; 40ccae7af2SMauro Carvalho Chehab struct i2c_adapter *i2c_adap; 41ccae7af2SMauro Carvalho Chehab struct tda827x_config *cfg; 42ccae7af2SMauro Carvalho Chehab 43ccae7af2SMauro Carvalho Chehab unsigned int sgIF; 44ccae7af2SMauro Carvalho Chehab unsigned char lpsel; 45ccae7af2SMauro Carvalho Chehab 46ccae7af2SMauro Carvalho Chehab u32 frequency; 47ccae7af2SMauro Carvalho Chehab u32 bandwidth; 48ccae7af2SMauro Carvalho Chehab }; 49ccae7af2SMauro Carvalho Chehab 50ccae7af2SMauro Carvalho Chehab static void tda827x_set_std(struct dvb_frontend *fe, 51ccae7af2SMauro Carvalho Chehab struct analog_parameters *params) 52ccae7af2SMauro Carvalho Chehab { 53ccae7af2SMauro Carvalho Chehab struct tda827x_priv *priv = fe->tuner_priv; 54ccae7af2SMauro Carvalho Chehab char *mode; 55ccae7af2SMauro Carvalho Chehab 56ccae7af2SMauro Carvalho Chehab priv->lpsel = 0; 57ccae7af2SMauro Carvalho Chehab if (params->std & V4L2_STD_MN) { 58ccae7af2SMauro Carvalho Chehab priv->sgIF = 92; 59ccae7af2SMauro Carvalho Chehab priv->lpsel = 1; 60ccae7af2SMauro Carvalho Chehab mode = "MN"; 61ccae7af2SMauro Carvalho Chehab } else if (params->std & V4L2_STD_B) { 62ccae7af2SMauro Carvalho Chehab priv->sgIF = 108; 63ccae7af2SMauro Carvalho Chehab mode = "B"; 64ccae7af2SMauro Carvalho Chehab } else if (params->std & V4L2_STD_GH) { 65ccae7af2SMauro Carvalho Chehab priv->sgIF = 124; 66ccae7af2SMauro Carvalho Chehab mode = "GH"; 67ccae7af2SMauro Carvalho Chehab } else if (params->std & V4L2_STD_PAL_I) { 68ccae7af2SMauro Carvalho Chehab priv->sgIF = 124; 69ccae7af2SMauro Carvalho Chehab mode = "I"; 70ccae7af2SMauro Carvalho Chehab } else if (params->std & V4L2_STD_DK) { 71ccae7af2SMauro Carvalho Chehab priv->sgIF = 124; 72ccae7af2SMauro Carvalho Chehab mode = "DK"; 73ccae7af2SMauro Carvalho Chehab } else if (params->std & V4L2_STD_SECAM_L) { 74ccae7af2SMauro Carvalho Chehab priv->sgIF = 124; 75ccae7af2SMauro Carvalho Chehab mode = "L"; 76ccae7af2SMauro Carvalho Chehab } else if (params->std & V4L2_STD_SECAM_LC) { 77ccae7af2SMauro Carvalho Chehab priv->sgIF = 20; 78ccae7af2SMauro Carvalho Chehab mode = "LC"; 79ccae7af2SMauro Carvalho Chehab } else { 80ccae7af2SMauro Carvalho Chehab priv->sgIF = 124; 81ccae7af2SMauro Carvalho Chehab mode = "xx"; 82ccae7af2SMauro Carvalho Chehab } 83ccae7af2SMauro Carvalho Chehab 84ccae7af2SMauro Carvalho Chehab if (params->mode == V4L2_TUNER_RADIO) { 85ccae7af2SMauro Carvalho Chehab priv->sgIF = 88; /* if frequency is 5.5 MHz */ 86ccae7af2SMauro Carvalho Chehab dprintk("setting tda827x to radio FM\n"); 87ccae7af2SMauro Carvalho Chehab } else 88ccae7af2SMauro Carvalho Chehab dprintk("setting tda827x to system %s\n", mode); 89ccae7af2SMauro Carvalho Chehab } 90ccae7af2SMauro Carvalho Chehab 91ccae7af2SMauro Carvalho Chehab 92ccae7af2SMauro Carvalho Chehab /* ------------------------------------------------------------------ */ 93ccae7af2SMauro Carvalho Chehab 94ccae7af2SMauro Carvalho Chehab struct tda827x_data { 95ccae7af2SMauro Carvalho Chehab u32 lomax; 96ccae7af2SMauro Carvalho Chehab u8 spd; 97ccae7af2SMauro Carvalho Chehab u8 bs; 98ccae7af2SMauro Carvalho Chehab u8 bp; 99ccae7af2SMauro Carvalho Chehab u8 cp; 100ccae7af2SMauro Carvalho Chehab u8 gc3; 101ccae7af2SMauro Carvalho Chehab u8 div1p5; 102ccae7af2SMauro Carvalho Chehab }; 103ccae7af2SMauro Carvalho Chehab 104ccae7af2SMauro Carvalho Chehab static const struct tda827x_data tda827x_table[] = { 105ccae7af2SMauro Carvalho Chehab { .lomax = 62000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 1}, 106ccae7af2SMauro Carvalho Chehab { .lomax = 66000000, .spd = 3, .bs = 3, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 1}, 107ccae7af2SMauro Carvalho Chehab { .lomax = 76000000, .spd = 3, .bs = 1, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 0}, 108ccae7af2SMauro Carvalho Chehab { .lomax = 84000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 0}, 109ccae7af2SMauro Carvalho Chehab { .lomax = 93000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 1, .div1p5 = 0}, 110ccae7af2SMauro Carvalho Chehab { .lomax = 98000000, .spd = 3, .bs = 3, .bp = 0, .cp = 0, .gc3 = 1, .div1p5 = 0}, 111ccae7af2SMauro Carvalho Chehab { .lomax = 109000000, .spd = 3, .bs = 3, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0}, 112ccae7af2SMauro Carvalho Chehab { .lomax = 123000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 1}, 113ccae7af2SMauro Carvalho Chehab { .lomax = 133000000, .spd = 2, .bs = 3, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 1}, 114ccae7af2SMauro Carvalho Chehab { .lomax = 151000000, .spd = 2, .bs = 1, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0}, 115ccae7af2SMauro Carvalho Chehab { .lomax = 154000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0}, 116ccae7af2SMauro Carvalho Chehab { .lomax = 181000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 0, .div1p5 = 0}, 117ccae7af2SMauro Carvalho Chehab { .lomax = 185000000, .spd = 2, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0}, 118ccae7af2SMauro Carvalho Chehab { .lomax = 217000000, .spd = 2, .bs = 3, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0}, 119ccae7af2SMauro Carvalho Chehab { .lomax = 244000000, .spd = 1, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 1}, 120ccae7af2SMauro Carvalho Chehab { .lomax = 265000000, .spd = 1, .bs = 3, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 1}, 121ccae7af2SMauro Carvalho Chehab { .lomax = 302000000, .spd = 1, .bs = 1, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0}, 122ccae7af2SMauro Carvalho Chehab { .lomax = 324000000, .spd = 1, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0}, 123ccae7af2SMauro Carvalho Chehab { .lomax = 370000000, .spd = 1, .bs = 2, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0}, 124ccae7af2SMauro Carvalho Chehab { .lomax = 454000000, .spd = 1, .bs = 3, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0}, 125ccae7af2SMauro Carvalho Chehab { .lomax = 493000000, .spd = 0, .bs = 2, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 1}, 126ccae7af2SMauro Carvalho Chehab { .lomax = 530000000, .spd = 0, .bs = 3, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 1}, 127ccae7af2SMauro Carvalho Chehab { .lomax = 554000000, .spd = 0, .bs = 1, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0}, 128ccae7af2SMauro Carvalho Chehab { .lomax = 604000000, .spd = 0, .bs = 1, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0}, 129ccae7af2SMauro Carvalho Chehab { .lomax = 696000000, .spd = 0, .bs = 2, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0}, 130ccae7af2SMauro Carvalho Chehab { .lomax = 740000000, .spd = 0, .bs = 2, .bp = 4, .cp = 1, .gc3 = 0, .div1p5 = 0}, 131ccae7af2SMauro Carvalho Chehab { .lomax = 820000000, .spd = 0, .bs = 3, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0}, 132ccae7af2SMauro Carvalho Chehab { .lomax = 865000000, .spd = 0, .bs = 3, .bp = 4, .cp = 1, .gc3 = 0, .div1p5 = 0}, 133ccae7af2SMauro Carvalho Chehab { .lomax = 0, .spd = 0, .bs = 0, .bp = 0, .cp = 0, .gc3 = 0, .div1p5 = 0} 134ccae7af2SMauro Carvalho Chehab }; 135ccae7af2SMauro Carvalho Chehab 136ccae7af2SMauro Carvalho Chehab static int tuner_transfer(struct dvb_frontend *fe, 137ccae7af2SMauro Carvalho Chehab struct i2c_msg *msg, 138ccae7af2SMauro Carvalho Chehab const int size) 139ccae7af2SMauro Carvalho Chehab { 140ccae7af2SMauro Carvalho Chehab int rc; 141ccae7af2SMauro Carvalho Chehab struct tda827x_priv *priv = fe->tuner_priv; 142ccae7af2SMauro Carvalho Chehab 143ccae7af2SMauro Carvalho Chehab if (fe->ops.i2c_gate_ctrl) 144ccae7af2SMauro Carvalho Chehab fe->ops.i2c_gate_ctrl(fe, 1); 145ccae7af2SMauro Carvalho Chehab rc = i2c_transfer(priv->i2c_adap, msg, size); 146ccae7af2SMauro Carvalho Chehab if (fe->ops.i2c_gate_ctrl) 147ccae7af2SMauro Carvalho Chehab fe->ops.i2c_gate_ctrl(fe, 0); 148ccae7af2SMauro Carvalho Chehab 149ccae7af2SMauro Carvalho Chehab if (rc >= 0 && rc != size) 150ccae7af2SMauro Carvalho Chehab return -EIO; 151ccae7af2SMauro Carvalho Chehab 152ccae7af2SMauro Carvalho Chehab return rc; 153ccae7af2SMauro Carvalho Chehab } 154ccae7af2SMauro Carvalho Chehab 155ccae7af2SMauro Carvalho Chehab static int tda827xo_set_params(struct dvb_frontend *fe) 156ccae7af2SMauro Carvalho Chehab { 157ccae7af2SMauro Carvalho Chehab struct dtv_frontend_properties *c = &fe->dtv_property_cache; 158ccae7af2SMauro Carvalho Chehab struct tda827x_priv *priv = fe->tuner_priv; 159ccae7af2SMauro Carvalho Chehab u8 buf[14]; 160ccae7af2SMauro Carvalho Chehab int rc; 161ccae7af2SMauro Carvalho Chehab 162ccae7af2SMauro Carvalho Chehab struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0, 163ccae7af2SMauro Carvalho Chehab .buf = buf, .len = sizeof(buf) }; 164ccae7af2SMauro Carvalho Chehab int i, tuner_freq, if_freq; 165ccae7af2SMauro Carvalho Chehab u32 N; 166ccae7af2SMauro Carvalho Chehab 167ccae7af2SMauro Carvalho Chehab dprintk("%s:\n", __func__); 168ccae7af2SMauro Carvalho Chehab if (c->bandwidth_hz == 0) { 169ccae7af2SMauro Carvalho Chehab if_freq = 5000000; 170ccae7af2SMauro Carvalho Chehab } else if (c->bandwidth_hz <= 6000000) { 171ccae7af2SMauro Carvalho Chehab if_freq = 4000000; 172ccae7af2SMauro Carvalho Chehab } else if (c->bandwidth_hz <= 7000000) { 173ccae7af2SMauro Carvalho Chehab if_freq = 4500000; 174ccae7af2SMauro Carvalho Chehab } else { /* 8 MHz */ 175ccae7af2SMauro Carvalho Chehab if_freq = 5000000; 176ccae7af2SMauro Carvalho Chehab } 177ccae7af2SMauro Carvalho Chehab tuner_freq = c->frequency; 178ccae7af2SMauro Carvalho Chehab 179ccae7af2SMauro Carvalho Chehab i = 0; 180ccae7af2SMauro Carvalho Chehab while (tda827x_table[i].lomax < tuner_freq) { 181ccae7af2SMauro Carvalho Chehab if (tda827x_table[i + 1].lomax == 0) 182ccae7af2SMauro Carvalho Chehab break; 183ccae7af2SMauro Carvalho Chehab i++; 184ccae7af2SMauro Carvalho Chehab } 185ccae7af2SMauro Carvalho Chehab 186ccae7af2SMauro Carvalho Chehab tuner_freq += if_freq; 187ccae7af2SMauro Carvalho Chehab 188ccae7af2SMauro Carvalho Chehab N = ((tuner_freq + 125000) / 250000) << (tda827x_table[i].spd + 2); 189ccae7af2SMauro Carvalho Chehab buf[0] = 0; 190ccae7af2SMauro Carvalho Chehab buf[1] = (N>>8) | 0x40; 191ccae7af2SMauro Carvalho Chehab buf[2] = N & 0xff; 192ccae7af2SMauro Carvalho Chehab buf[3] = 0; 193ccae7af2SMauro Carvalho Chehab buf[4] = 0x52; 194ccae7af2SMauro Carvalho Chehab buf[5] = (tda827x_table[i].spd << 6) + (tda827x_table[i].div1p5 << 5) + 195ccae7af2SMauro Carvalho Chehab (tda827x_table[i].bs << 3) + 196ccae7af2SMauro Carvalho Chehab tda827x_table[i].bp; 197ccae7af2SMauro Carvalho Chehab buf[6] = (tda827x_table[i].gc3 << 4) + 0x8f; 198ccae7af2SMauro Carvalho Chehab buf[7] = 0xbf; 199ccae7af2SMauro Carvalho Chehab buf[8] = 0x2a; 200ccae7af2SMauro Carvalho Chehab buf[9] = 0x05; 201ccae7af2SMauro Carvalho Chehab buf[10] = 0xff; 202ccae7af2SMauro Carvalho Chehab buf[11] = 0x00; 203ccae7af2SMauro Carvalho Chehab buf[12] = 0x00; 204ccae7af2SMauro Carvalho Chehab buf[13] = 0x40; 205ccae7af2SMauro Carvalho Chehab 206ccae7af2SMauro Carvalho Chehab msg.len = 14; 207ccae7af2SMauro Carvalho Chehab rc = tuner_transfer(fe, &msg, 1); 208ccae7af2SMauro Carvalho Chehab if (rc < 0) 209ccae7af2SMauro Carvalho Chehab goto err; 210ccae7af2SMauro Carvalho Chehab 211ccae7af2SMauro Carvalho Chehab msleep(500); 212ccae7af2SMauro Carvalho Chehab /* correct CP value */ 213ccae7af2SMauro Carvalho Chehab buf[0] = 0x30; 214ccae7af2SMauro Carvalho Chehab buf[1] = 0x50 + tda827x_table[i].cp; 215ccae7af2SMauro Carvalho Chehab msg.len = 2; 216ccae7af2SMauro Carvalho Chehab 217ccae7af2SMauro Carvalho Chehab rc = tuner_transfer(fe, &msg, 1); 218ccae7af2SMauro Carvalho Chehab if (rc < 0) 219ccae7af2SMauro Carvalho Chehab goto err; 220ccae7af2SMauro Carvalho Chehab 221ccae7af2SMauro Carvalho Chehab priv->frequency = c->frequency; 222ccae7af2SMauro Carvalho Chehab priv->bandwidth = c->bandwidth_hz; 223ccae7af2SMauro Carvalho Chehab 224ccae7af2SMauro Carvalho Chehab return 0; 225ccae7af2SMauro Carvalho Chehab 226ccae7af2SMauro Carvalho Chehab err: 227ccae7af2SMauro Carvalho Chehab printk(KERN_ERR "%s: could not write to tuner at addr: 0x%02x\n", 228ccae7af2SMauro Carvalho Chehab __func__, priv->i2c_addr << 1); 229ccae7af2SMauro Carvalho Chehab return rc; 230ccae7af2SMauro Carvalho Chehab } 231ccae7af2SMauro Carvalho Chehab 232ccae7af2SMauro Carvalho Chehab static int tda827xo_sleep(struct dvb_frontend *fe) 233ccae7af2SMauro Carvalho Chehab { 234ccae7af2SMauro Carvalho Chehab struct tda827x_priv *priv = fe->tuner_priv; 235ccae7af2SMauro Carvalho Chehab static u8 buf[] = { 0x30, 0xd0 }; 236ccae7af2SMauro Carvalho Chehab struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0, 237ccae7af2SMauro Carvalho Chehab .buf = buf, .len = sizeof(buf) }; 238ccae7af2SMauro Carvalho Chehab 239ccae7af2SMauro Carvalho Chehab dprintk("%s:\n", __func__); 240ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 241ccae7af2SMauro Carvalho Chehab 242ccae7af2SMauro Carvalho Chehab if (priv->cfg && priv->cfg->sleep) 243ccae7af2SMauro Carvalho Chehab priv->cfg->sleep(fe); 244ccae7af2SMauro Carvalho Chehab 245ccae7af2SMauro Carvalho Chehab return 0; 246ccae7af2SMauro Carvalho Chehab } 247ccae7af2SMauro Carvalho Chehab 248ccae7af2SMauro Carvalho Chehab /* ------------------------------------------------------------------ */ 249ccae7af2SMauro Carvalho Chehab 250ccae7af2SMauro Carvalho Chehab static int tda827xo_set_analog_params(struct dvb_frontend *fe, 251ccae7af2SMauro Carvalho Chehab struct analog_parameters *params) 252ccae7af2SMauro Carvalho Chehab { 253ccae7af2SMauro Carvalho Chehab unsigned char tuner_reg[8]; 254ccae7af2SMauro Carvalho Chehab unsigned char reg2[2]; 255ccae7af2SMauro Carvalho Chehab u32 N; 256ccae7af2SMauro Carvalho Chehab int i; 257ccae7af2SMauro Carvalho Chehab struct tda827x_priv *priv = fe->tuner_priv; 258ccae7af2SMauro Carvalho Chehab struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0 }; 259ccae7af2SMauro Carvalho Chehab unsigned int freq = params->frequency; 260ccae7af2SMauro Carvalho Chehab 261ccae7af2SMauro Carvalho Chehab tda827x_set_std(fe, params); 262ccae7af2SMauro Carvalho Chehab 263ccae7af2SMauro Carvalho Chehab if (params->mode == V4L2_TUNER_RADIO) 264ccae7af2SMauro Carvalho Chehab freq = freq / 1000; 265ccae7af2SMauro Carvalho Chehab 266ccae7af2SMauro Carvalho Chehab N = freq + priv->sgIF; 267ccae7af2SMauro Carvalho Chehab 268ccae7af2SMauro Carvalho Chehab i = 0; 269ccae7af2SMauro Carvalho Chehab while (tda827x_table[i].lomax < N * 62500) { 270ccae7af2SMauro Carvalho Chehab if (tda827x_table[i + 1].lomax == 0) 271ccae7af2SMauro Carvalho Chehab break; 272ccae7af2SMauro Carvalho Chehab i++; 273ccae7af2SMauro Carvalho Chehab } 274ccae7af2SMauro Carvalho Chehab 275ccae7af2SMauro Carvalho Chehab N = N << tda827x_table[i].spd; 276ccae7af2SMauro Carvalho Chehab 277ccae7af2SMauro Carvalho Chehab tuner_reg[0] = 0; 278ccae7af2SMauro Carvalho Chehab tuner_reg[1] = (unsigned char)(N>>8); 279ccae7af2SMauro Carvalho Chehab tuner_reg[2] = (unsigned char) N; 280ccae7af2SMauro Carvalho Chehab tuner_reg[3] = 0x40; 281ccae7af2SMauro Carvalho Chehab tuner_reg[4] = 0x52 + (priv->lpsel << 5); 282ccae7af2SMauro Carvalho Chehab tuner_reg[5] = (tda827x_table[i].spd << 6) + 283ccae7af2SMauro Carvalho Chehab (tda827x_table[i].div1p5 << 5) + 284ccae7af2SMauro Carvalho Chehab (tda827x_table[i].bs << 3) + tda827x_table[i].bp; 285ccae7af2SMauro Carvalho Chehab tuner_reg[6] = 0x8f + (tda827x_table[i].gc3 << 4); 286ccae7af2SMauro Carvalho Chehab tuner_reg[7] = 0x8f; 287ccae7af2SMauro Carvalho Chehab 288ccae7af2SMauro Carvalho Chehab msg.buf = tuner_reg; 289ccae7af2SMauro Carvalho Chehab msg.len = 8; 290ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 291ccae7af2SMauro Carvalho Chehab 292ccae7af2SMauro Carvalho Chehab msg.buf = reg2; 293ccae7af2SMauro Carvalho Chehab msg.len = 2; 294ccae7af2SMauro Carvalho Chehab reg2[0] = 0x80; 295ccae7af2SMauro Carvalho Chehab reg2[1] = 0; 296ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 297ccae7af2SMauro Carvalho Chehab 298ccae7af2SMauro Carvalho Chehab reg2[0] = 0x60; 299ccae7af2SMauro Carvalho Chehab reg2[1] = 0xbf; 300ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 301ccae7af2SMauro Carvalho Chehab 302ccae7af2SMauro Carvalho Chehab reg2[0] = 0x30; 303ccae7af2SMauro Carvalho Chehab reg2[1] = tuner_reg[4] + 0x80; 304ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 305ccae7af2SMauro Carvalho Chehab 306ccae7af2SMauro Carvalho Chehab msleep(1); 307ccae7af2SMauro Carvalho Chehab reg2[0] = 0x30; 308ccae7af2SMauro Carvalho Chehab reg2[1] = tuner_reg[4] + 4; 309ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 310ccae7af2SMauro Carvalho Chehab 311ccae7af2SMauro Carvalho Chehab msleep(1); 312ccae7af2SMauro Carvalho Chehab reg2[0] = 0x30; 313ccae7af2SMauro Carvalho Chehab reg2[1] = tuner_reg[4]; 314ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 315ccae7af2SMauro Carvalho Chehab 316ccae7af2SMauro Carvalho Chehab msleep(550); 317ccae7af2SMauro Carvalho Chehab reg2[0] = 0x30; 318ccae7af2SMauro Carvalho Chehab reg2[1] = (tuner_reg[4] & 0xfc) + tda827x_table[i].cp; 319ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 320ccae7af2SMauro Carvalho Chehab 321ccae7af2SMauro Carvalho Chehab reg2[0] = 0x60; 322ccae7af2SMauro Carvalho Chehab reg2[1] = 0x3f; 323ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 324ccae7af2SMauro Carvalho Chehab 325ccae7af2SMauro Carvalho Chehab reg2[0] = 0x80; 326ccae7af2SMauro Carvalho Chehab reg2[1] = 0x08; /* Vsync en */ 327ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 328ccae7af2SMauro Carvalho Chehab 329ccae7af2SMauro Carvalho Chehab priv->frequency = params->frequency; 330ccae7af2SMauro Carvalho Chehab 331ccae7af2SMauro Carvalho Chehab return 0; 332ccae7af2SMauro Carvalho Chehab } 333ccae7af2SMauro Carvalho Chehab 334ccae7af2SMauro Carvalho Chehab static void tda827xo_agcf(struct dvb_frontend *fe) 335ccae7af2SMauro Carvalho Chehab { 336ccae7af2SMauro Carvalho Chehab struct tda827x_priv *priv = fe->tuner_priv; 337ccae7af2SMauro Carvalho Chehab unsigned char data[] = { 0x80, 0x0c }; 338ccae7af2SMauro Carvalho Chehab struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0, 339ccae7af2SMauro Carvalho Chehab .buf = data, .len = 2}; 340ccae7af2SMauro Carvalho Chehab 341ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 342ccae7af2SMauro Carvalho Chehab } 343ccae7af2SMauro Carvalho Chehab 344ccae7af2SMauro Carvalho Chehab /* ------------------------------------------------------------------ */ 345ccae7af2SMauro Carvalho Chehab 346ccae7af2SMauro Carvalho Chehab struct tda827xa_data { 347ccae7af2SMauro Carvalho Chehab u32 lomax; 348ccae7af2SMauro Carvalho Chehab u8 svco; 349ccae7af2SMauro Carvalho Chehab u8 spd; 350ccae7af2SMauro Carvalho Chehab u8 scr; 351ccae7af2SMauro Carvalho Chehab u8 sbs; 352ccae7af2SMauro Carvalho Chehab u8 gc3; 353ccae7af2SMauro Carvalho Chehab }; 354ccae7af2SMauro Carvalho Chehab 355ccae7af2SMauro Carvalho Chehab static struct tda827xa_data tda827xa_dvbt[] = { 356ccae7af2SMauro Carvalho Chehab { .lomax = 56875000, .svco = 3, .spd = 4, .scr = 0, .sbs = 0, .gc3 = 1}, 357ccae7af2SMauro Carvalho Chehab { .lomax = 67250000, .svco = 0, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 1}, 358ccae7af2SMauro Carvalho Chehab { .lomax = 81250000, .svco = 1, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 1}, 359ccae7af2SMauro Carvalho Chehab { .lomax = 97500000, .svco = 2, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 1}, 360ccae7af2SMauro Carvalho Chehab { .lomax = 113750000, .svco = 3, .spd = 3, .scr = 0, .sbs = 1, .gc3 = 1}, 361ccae7af2SMauro Carvalho Chehab { .lomax = 134500000, .svco = 0, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, 362ccae7af2SMauro Carvalho Chehab { .lomax = 154000000, .svco = 1, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, 363ccae7af2SMauro Carvalho Chehab { .lomax = 162500000, .svco = 1, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, 364ccae7af2SMauro Carvalho Chehab { .lomax = 183000000, .svco = 2, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, 365ccae7af2SMauro Carvalho Chehab { .lomax = 195000000, .svco = 2, .spd = 2, .scr = 0, .sbs = 2, .gc3 = 1}, 366ccae7af2SMauro Carvalho Chehab { .lomax = 227500000, .svco = 3, .spd = 2, .scr = 0, .sbs = 2, .gc3 = 1}, 367ccae7af2SMauro Carvalho Chehab { .lomax = 269000000, .svco = 0, .spd = 1, .scr = 0, .sbs = 2, .gc3 = 1}, 368ccae7af2SMauro Carvalho Chehab { .lomax = 290000000, .svco = 1, .spd = 1, .scr = 0, .sbs = 2, .gc3 = 1}, 369ccae7af2SMauro Carvalho Chehab { .lomax = 325000000, .svco = 1, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 1}, 370ccae7af2SMauro Carvalho Chehab { .lomax = 390000000, .svco = 2, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 1}, 371ccae7af2SMauro Carvalho Chehab { .lomax = 455000000, .svco = 3, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 1}, 372ccae7af2SMauro Carvalho Chehab { .lomax = 520000000, .svco = 0, .spd = 0, .scr = 0, .sbs = 3, .gc3 = 1}, 373ccae7af2SMauro Carvalho Chehab { .lomax = 538000000, .svco = 0, .spd = 0, .scr = 1, .sbs = 3, .gc3 = 1}, 374ccae7af2SMauro Carvalho Chehab { .lomax = 550000000, .svco = 1, .spd = 0, .scr = 0, .sbs = 3, .gc3 = 1}, 375ccae7af2SMauro Carvalho Chehab { .lomax = 620000000, .svco = 1, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0}, 376ccae7af2SMauro Carvalho Chehab { .lomax = 650000000, .svco = 1, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0}, 377ccae7af2SMauro Carvalho Chehab { .lomax = 700000000, .svco = 2, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0}, 378ccae7af2SMauro Carvalho Chehab { .lomax = 780000000, .svco = 2, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0}, 379ccae7af2SMauro Carvalho Chehab { .lomax = 820000000, .svco = 3, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0}, 380ccae7af2SMauro Carvalho Chehab { .lomax = 870000000, .svco = 3, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0}, 381ccae7af2SMauro Carvalho Chehab { .lomax = 911000000, .svco = 3, .spd = 0, .scr = 2, .sbs = 4, .gc3 = 0}, 382ccae7af2SMauro Carvalho Chehab { .lomax = 0, .svco = 0, .spd = 0, .scr = 0, .sbs = 0, .gc3 = 0} 383ccae7af2SMauro Carvalho Chehab }; 384ccae7af2SMauro Carvalho Chehab 385ccae7af2SMauro Carvalho Chehab static struct tda827xa_data tda827xa_dvbc[] = { 386ccae7af2SMauro Carvalho Chehab { .lomax = 50125000, .svco = 2, .spd = 4, .scr = 2, .sbs = 0, .gc3 = 3}, 387ccae7af2SMauro Carvalho Chehab { .lomax = 58500000, .svco = 3, .spd = 4, .scr = 2, .sbs = 0, .gc3 = 3}, 388ccae7af2SMauro Carvalho Chehab { .lomax = 69250000, .svco = 0, .spd = 3, .scr = 2, .sbs = 0, .gc3 = 3}, 389ccae7af2SMauro Carvalho Chehab { .lomax = 83625000, .svco = 1, .spd = 3, .scr = 2, .sbs = 0, .gc3 = 3}, 390ccae7af2SMauro Carvalho Chehab { .lomax = 97500000, .svco = 2, .spd = 3, .scr = 2, .sbs = 0, .gc3 = 3}, 391ccae7af2SMauro Carvalho Chehab { .lomax = 100250000, .svco = 2, .spd = 3, .scr = 2, .sbs = 1, .gc3 = 1}, 392ccae7af2SMauro Carvalho Chehab { .lomax = 117000000, .svco = 3, .spd = 3, .scr = 2, .sbs = 1, .gc3 = 1}, 393ccae7af2SMauro Carvalho Chehab { .lomax = 138500000, .svco = 0, .spd = 2, .scr = 2, .sbs = 1, .gc3 = 1}, 394ccae7af2SMauro Carvalho Chehab { .lomax = 167250000, .svco = 1, .spd = 2, .scr = 2, .sbs = 1, .gc3 = 1}, 395ccae7af2SMauro Carvalho Chehab { .lomax = 187000000, .svco = 2, .spd = 2, .scr = 2, .sbs = 1, .gc3 = 1}, 396ccae7af2SMauro Carvalho Chehab { .lomax = 200500000, .svco = 2, .spd = 2, .scr = 2, .sbs = 2, .gc3 = 1}, 397ccae7af2SMauro Carvalho Chehab { .lomax = 234000000, .svco = 3, .spd = 2, .scr = 2, .sbs = 2, .gc3 = 3}, 398ccae7af2SMauro Carvalho Chehab { .lomax = 277000000, .svco = 0, .spd = 1, .scr = 2, .sbs = 2, .gc3 = 3}, 399ccae7af2SMauro Carvalho Chehab { .lomax = 325000000, .svco = 1, .spd = 1, .scr = 2, .sbs = 2, .gc3 = 1}, 400ccae7af2SMauro Carvalho Chehab { .lomax = 334500000, .svco = 1, .spd = 1, .scr = 2, .sbs = 3, .gc3 = 3}, 401ccae7af2SMauro Carvalho Chehab { .lomax = 401000000, .svco = 2, .spd = 1, .scr = 2, .sbs = 3, .gc3 = 3}, 402ccae7af2SMauro Carvalho Chehab { .lomax = 468000000, .svco = 3, .spd = 1, .scr = 2, .sbs = 3, .gc3 = 1}, 403ccae7af2SMauro Carvalho Chehab { .lomax = 535000000, .svco = 0, .spd = 0, .scr = 1, .sbs = 3, .gc3 = 1}, 404ccae7af2SMauro Carvalho Chehab { .lomax = 554000000, .svco = 0, .spd = 0, .scr = 2, .sbs = 3, .gc3 = 1}, 405ccae7af2SMauro Carvalho Chehab { .lomax = 638000000, .svco = 1, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 1}, 406ccae7af2SMauro Carvalho Chehab { .lomax = 669000000, .svco = 1, .spd = 0, .scr = 2, .sbs = 4, .gc3 = 1}, 407ccae7af2SMauro Carvalho Chehab { .lomax = 720000000, .svco = 2, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 1}, 408ccae7af2SMauro Carvalho Chehab { .lomax = 802000000, .svco = 2, .spd = 0, .scr = 2, .sbs = 4, .gc3 = 1}, 409ccae7af2SMauro Carvalho Chehab { .lomax = 835000000, .svco = 3, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 1}, 410ccae7af2SMauro Carvalho Chehab { .lomax = 885000000, .svco = 3, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 1}, 411ccae7af2SMauro Carvalho Chehab { .lomax = 911000000, .svco = 3, .spd = 0, .scr = 2, .sbs = 4, .gc3 = 1}, 412ccae7af2SMauro Carvalho Chehab { .lomax = 0, .svco = 0, .spd = 0, .scr = 0, .sbs = 0, .gc3 = 0} 413ccae7af2SMauro Carvalho Chehab }; 414ccae7af2SMauro Carvalho Chehab 415ccae7af2SMauro Carvalho Chehab static struct tda827xa_data tda827xa_analog[] = { 416ccae7af2SMauro Carvalho Chehab { .lomax = 56875000, .svco = 3, .spd = 4, .scr = 0, .sbs = 0, .gc3 = 3}, 417ccae7af2SMauro Carvalho Chehab { .lomax = 67250000, .svco = 0, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 3}, 418ccae7af2SMauro Carvalho Chehab { .lomax = 81250000, .svco = 1, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 3}, 419ccae7af2SMauro Carvalho Chehab { .lomax = 97500000, .svco = 2, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 3}, 420ccae7af2SMauro Carvalho Chehab { .lomax = 113750000, .svco = 3, .spd = 3, .scr = 0, .sbs = 1, .gc3 = 1}, 421ccae7af2SMauro Carvalho Chehab { .lomax = 134500000, .svco = 0, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, 422ccae7af2SMauro Carvalho Chehab { .lomax = 154000000, .svco = 1, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, 423ccae7af2SMauro Carvalho Chehab { .lomax = 162500000, .svco = 1, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, 424ccae7af2SMauro Carvalho Chehab { .lomax = 183000000, .svco = 2, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1}, 425ccae7af2SMauro Carvalho Chehab { .lomax = 195000000, .svco = 2, .spd = 2, .scr = 0, .sbs = 2, .gc3 = 1}, 426ccae7af2SMauro Carvalho Chehab { .lomax = 227500000, .svco = 3, .spd = 2, .scr = 0, .sbs = 2, .gc3 = 3}, 427ccae7af2SMauro Carvalho Chehab { .lomax = 269000000, .svco = 0, .spd = 1, .scr = 0, .sbs = 2, .gc3 = 3}, 428ccae7af2SMauro Carvalho Chehab { .lomax = 325000000, .svco = 1, .spd = 1, .scr = 0, .sbs = 2, .gc3 = 1}, 429ccae7af2SMauro Carvalho Chehab { .lomax = 390000000, .svco = 2, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 3}, 430ccae7af2SMauro Carvalho Chehab { .lomax = 455000000, .svco = 3, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 3}, 431ccae7af2SMauro Carvalho Chehab { .lomax = 520000000, .svco = 0, .spd = 0, .scr = 0, .sbs = 3, .gc3 = 1}, 432ccae7af2SMauro Carvalho Chehab { .lomax = 538000000, .svco = 0, .spd = 0, .scr = 1, .sbs = 3, .gc3 = 1}, 433ccae7af2SMauro Carvalho Chehab { .lomax = 554000000, .svco = 1, .spd = 0, .scr = 0, .sbs = 3, .gc3 = 1}, 434ccae7af2SMauro Carvalho Chehab { .lomax = 620000000, .svco = 1, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0}, 435ccae7af2SMauro Carvalho Chehab { .lomax = 650000000, .svco = 1, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0}, 436ccae7af2SMauro Carvalho Chehab { .lomax = 700000000, .svco = 2, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0}, 437ccae7af2SMauro Carvalho Chehab { .lomax = 780000000, .svco = 2, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0}, 438ccae7af2SMauro Carvalho Chehab { .lomax = 820000000, .svco = 3, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0}, 439ccae7af2SMauro Carvalho Chehab { .lomax = 870000000, .svco = 3, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0}, 440ccae7af2SMauro Carvalho Chehab { .lomax = 911000000, .svco = 3, .spd = 0, .scr = 2, .sbs = 4, .gc3 = 0}, 441ccae7af2SMauro Carvalho Chehab { .lomax = 0, .svco = 0, .spd = 0, .scr = 0, .sbs = 0, .gc3 = 0} 442ccae7af2SMauro Carvalho Chehab }; 443ccae7af2SMauro Carvalho Chehab 444ccae7af2SMauro Carvalho Chehab static int tda827xa_sleep(struct dvb_frontend *fe) 445ccae7af2SMauro Carvalho Chehab { 446ccae7af2SMauro Carvalho Chehab struct tda827x_priv *priv = fe->tuner_priv; 447ccae7af2SMauro Carvalho Chehab static u8 buf[] = { 0x30, 0x90 }; 448ccae7af2SMauro Carvalho Chehab struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0, 449ccae7af2SMauro Carvalho Chehab .buf = buf, .len = sizeof(buf) }; 450ccae7af2SMauro Carvalho Chehab 451ccae7af2SMauro Carvalho Chehab dprintk("%s:\n", __func__); 452ccae7af2SMauro Carvalho Chehab 453ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 454ccae7af2SMauro Carvalho Chehab 455ccae7af2SMauro Carvalho Chehab if (priv->cfg && priv->cfg->sleep) 456ccae7af2SMauro Carvalho Chehab priv->cfg->sleep(fe); 457ccae7af2SMauro Carvalho Chehab 458ccae7af2SMauro Carvalho Chehab return 0; 459ccae7af2SMauro Carvalho Chehab } 460ccae7af2SMauro Carvalho Chehab 461ccae7af2SMauro Carvalho Chehab static void tda827xa_lna_gain(struct dvb_frontend *fe, int high, 462ccae7af2SMauro Carvalho Chehab struct analog_parameters *params) 463ccae7af2SMauro Carvalho Chehab { 464ccae7af2SMauro Carvalho Chehab struct tda827x_priv *priv = fe->tuner_priv; 465ccae7af2SMauro Carvalho Chehab unsigned char buf[] = {0x22, 0x01}; 466ccae7af2SMauro Carvalho Chehab int arg; 467ccae7af2SMauro Carvalho Chehab int gp_func; 468ccae7af2SMauro Carvalho Chehab struct i2c_msg msg = { .flags = 0, .buf = buf, .len = sizeof(buf) }; 469ccae7af2SMauro Carvalho Chehab 470ccae7af2SMauro Carvalho Chehab if (NULL == priv->cfg) { 471ccae7af2SMauro Carvalho Chehab dprintk("tda827x_config not defined, cannot set LNA gain!\n"); 472ccae7af2SMauro Carvalho Chehab return; 473ccae7af2SMauro Carvalho Chehab } 474ccae7af2SMauro Carvalho Chehab msg.addr = priv->cfg->switch_addr; 475ccae7af2SMauro Carvalho Chehab if (priv->cfg->config) { 476ccae7af2SMauro Carvalho Chehab if (high) 477ccae7af2SMauro Carvalho Chehab dprintk("setting LNA to high gain\n"); 478ccae7af2SMauro Carvalho Chehab else 479ccae7af2SMauro Carvalho Chehab dprintk("setting LNA to low gain\n"); 480ccae7af2SMauro Carvalho Chehab } 481ccae7af2SMauro Carvalho Chehab switch (priv->cfg->config) { 4821bacb2dfSOndrej Zary case TDA8290_LNA_OFF: /* no LNA */ 483ccae7af2SMauro Carvalho Chehab break; 4841bacb2dfSOndrej Zary case TDA8290_LNA_GP0_HIGH_ON: /* switch is GPIO 0 of tda8290 */ 4851bacb2dfSOndrej Zary case TDA8290_LNA_GP0_HIGH_OFF: 486ccae7af2SMauro Carvalho Chehab if (params == NULL) { 487ccae7af2SMauro Carvalho Chehab gp_func = 0; 488ccae7af2SMauro Carvalho Chehab arg = 0; 489ccae7af2SMauro Carvalho Chehab } else { 490ccae7af2SMauro Carvalho Chehab /* turn Vsync on */ 491ccae7af2SMauro Carvalho Chehab gp_func = 1; 492ccae7af2SMauro Carvalho Chehab if (params->std & V4L2_STD_MN) 493ccae7af2SMauro Carvalho Chehab arg = 1; 494ccae7af2SMauro Carvalho Chehab else 495ccae7af2SMauro Carvalho Chehab arg = 0; 496ccae7af2SMauro Carvalho Chehab } 497ccae7af2SMauro Carvalho Chehab if (fe->callback) 498ccae7af2SMauro Carvalho Chehab fe->callback(priv->i2c_adap->algo_data, 499ccae7af2SMauro Carvalho Chehab DVB_FRONTEND_COMPONENT_TUNER, 500ccae7af2SMauro Carvalho Chehab gp_func, arg); 501ccae7af2SMauro Carvalho Chehab buf[1] = high ? 0 : 1; 5021bacb2dfSOndrej Zary if (priv->cfg->config == TDA8290_LNA_GP0_HIGH_OFF) 503ccae7af2SMauro Carvalho Chehab buf[1] = high ? 1 : 0; 504ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 505ccae7af2SMauro Carvalho Chehab break; 5061bacb2dfSOndrej Zary case TDA8290_LNA_ON_BRIDGE: /* switch with GPIO of saa713x */ 507ccae7af2SMauro Carvalho Chehab if (fe->callback) 508ccae7af2SMauro Carvalho Chehab fe->callback(priv->i2c_adap->algo_data, 509ccae7af2SMauro Carvalho Chehab DVB_FRONTEND_COMPONENT_TUNER, 0, high); 510ccae7af2SMauro Carvalho Chehab break; 511ccae7af2SMauro Carvalho Chehab } 512ccae7af2SMauro Carvalho Chehab } 513ccae7af2SMauro Carvalho Chehab 514ccae7af2SMauro Carvalho Chehab static int tda827xa_set_params(struct dvb_frontend *fe) 515ccae7af2SMauro Carvalho Chehab { 516ccae7af2SMauro Carvalho Chehab struct dtv_frontend_properties *c = &fe->dtv_property_cache; 517ccae7af2SMauro Carvalho Chehab struct tda827x_priv *priv = fe->tuner_priv; 518ccae7af2SMauro Carvalho Chehab struct tda827xa_data *frequency_map = tda827xa_dvbt; 519ccae7af2SMauro Carvalho Chehab u8 buf[11]; 520ccae7af2SMauro Carvalho Chehab 521ccae7af2SMauro Carvalho Chehab struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0, 522ccae7af2SMauro Carvalho Chehab .buf = buf, .len = sizeof(buf) }; 523ccae7af2SMauro Carvalho Chehab 524ccae7af2SMauro Carvalho Chehab int i, tuner_freq, if_freq, rc; 525ccae7af2SMauro Carvalho Chehab u32 N; 526ccae7af2SMauro Carvalho Chehab 527ccae7af2SMauro Carvalho Chehab dprintk("%s:\n", __func__); 528ccae7af2SMauro Carvalho Chehab 529ccae7af2SMauro Carvalho Chehab tda827xa_lna_gain(fe, 1, NULL); 530ccae7af2SMauro Carvalho Chehab msleep(20); 531ccae7af2SMauro Carvalho Chehab 532ccae7af2SMauro Carvalho Chehab if (c->bandwidth_hz == 0) { 533ccae7af2SMauro Carvalho Chehab if_freq = 5000000; 534ccae7af2SMauro Carvalho Chehab } else if (c->bandwidth_hz <= 6000000) { 535ccae7af2SMauro Carvalho Chehab if_freq = 4000000; 536ccae7af2SMauro Carvalho Chehab } else if (c->bandwidth_hz <= 7000000) { 537ccae7af2SMauro Carvalho Chehab if_freq = 4500000; 538ccae7af2SMauro Carvalho Chehab } else { /* 8 MHz */ 539ccae7af2SMauro Carvalho Chehab if_freq = 5000000; 540ccae7af2SMauro Carvalho Chehab } 541ccae7af2SMauro Carvalho Chehab tuner_freq = c->frequency; 542ccae7af2SMauro Carvalho Chehab 543ccae7af2SMauro Carvalho Chehab switch (c->delivery_system) { 544ccae7af2SMauro Carvalho Chehab case SYS_DVBC_ANNEX_A: 545ccae7af2SMauro Carvalho Chehab case SYS_DVBC_ANNEX_C: 546ccae7af2SMauro Carvalho Chehab dprintk("%s select tda827xa_dvbc\n", __func__); 547ccae7af2SMauro Carvalho Chehab frequency_map = tda827xa_dvbc; 548ccae7af2SMauro Carvalho Chehab break; 549ccae7af2SMauro Carvalho Chehab default: 550ccae7af2SMauro Carvalho Chehab break; 551ccae7af2SMauro Carvalho Chehab } 552ccae7af2SMauro Carvalho Chehab 553ccae7af2SMauro Carvalho Chehab i = 0; 554ccae7af2SMauro Carvalho Chehab while (frequency_map[i].lomax < tuner_freq) { 555ccae7af2SMauro Carvalho Chehab if (frequency_map[i + 1].lomax == 0) 556ccae7af2SMauro Carvalho Chehab break; 557ccae7af2SMauro Carvalho Chehab i++; 558ccae7af2SMauro Carvalho Chehab } 559ccae7af2SMauro Carvalho Chehab 560ccae7af2SMauro Carvalho Chehab tuner_freq += if_freq; 561ccae7af2SMauro Carvalho Chehab 562ccae7af2SMauro Carvalho Chehab N = ((tuner_freq + 31250) / 62500) << frequency_map[i].spd; 563ccae7af2SMauro Carvalho Chehab buf[0] = 0; // subaddress 564ccae7af2SMauro Carvalho Chehab buf[1] = N >> 8; 565ccae7af2SMauro Carvalho Chehab buf[2] = N & 0xff; 566ccae7af2SMauro Carvalho Chehab buf[3] = 0; 567ccae7af2SMauro Carvalho Chehab buf[4] = 0x16; 568ccae7af2SMauro Carvalho Chehab buf[5] = (frequency_map[i].spd << 5) + (frequency_map[i].svco << 3) + 569ccae7af2SMauro Carvalho Chehab frequency_map[i].sbs; 570ccae7af2SMauro Carvalho Chehab buf[6] = 0x4b + (frequency_map[i].gc3 << 4); 571ccae7af2SMauro Carvalho Chehab buf[7] = 0x1c; 572ccae7af2SMauro Carvalho Chehab buf[8] = 0x06; 573ccae7af2SMauro Carvalho Chehab buf[9] = 0x24; 574ccae7af2SMauro Carvalho Chehab buf[10] = 0x00; 575ccae7af2SMauro Carvalho Chehab msg.len = 11; 576ccae7af2SMauro Carvalho Chehab rc = tuner_transfer(fe, &msg, 1); 577ccae7af2SMauro Carvalho Chehab if (rc < 0) 578ccae7af2SMauro Carvalho Chehab goto err; 579ccae7af2SMauro Carvalho Chehab 580ccae7af2SMauro Carvalho Chehab buf[0] = 0x90; 581ccae7af2SMauro Carvalho Chehab buf[1] = 0xff; 582ccae7af2SMauro Carvalho Chehab buf[2] = 0x60; 583ccae7af2SMauro Carvalho Chehab buf[3] = 0x00; 584ccae7af2SMauro Carvalho Chehab buf[4] = 0x59; // lpsel, for 6MHz + 2 585ccae7af2SMauro Carvalho Chehab msg.len = 5; 586ccae7af2SMauro Carvalho Chehab rc = tuner_transfer(fe, &msg, 1); 587ccae7af2SMauro Carvalho Chehab if (rc < 0) 588ccae7af2SMauro Carvalho Chehab goto err; 589ccae7af2SMauro Carvalho Chehab 590ccae7af2SMauro Carvalho Chehab buf[0] = 0xa0; 591ccae7af2SMauro Carvalho Chehab buf[1] = 0x40; 592ccae7af2SMauro Carvalho Chehab msg.len = 2; 593ccae7af2SMauro Carvalho Chehab rc = tuner_transfer(fe, &msg, 1); 594ccae7af2SMauro Carvalho Chehab if (rc < 0) 595ccae7af2SMauro Carvalho Chehab goto err; 596ccae7af2SMauro Carvalho Chehab 597ccae7af2SMauro Carvalho Chehab msleep(11); 598ccae7af2SMauro Carvalho Chehab msg.flags = I2C_M_RD; 599ccae7af2SMauro Carvalho Chehab rc = tuner_transfer(fe, &msg, 1); 600ccae7af2SMauro Carvalho Chehab if (rc < 0) 601ccae7af2SMauro Carvalho Chehab goto err; 602ccae7af2SMauro Carvalho Chehab msg.flags = 0; 603ccae7af2SMauro Carvalho Chehab 604ccae7af2SMauro Carvalho Chehab buf[1] >>= 4; 605ccae7af2SMauro Carvalho Chehab dprintk("tda8275a AGC2 gain is: %d\n", buf[1]); 606ccae7af2SMauro Carvalho Chehab if ((buf[1]) < 2) { 607ccae7af2SMauro Carvalho Chehab tda827xa_lna_gain(fe, 0, NULL); 608ccae7af2SMauro Carvalho Chehab buf[0] = 0x60; 609ccae7af2SMauro Carvalho Chehab buf[1] = 0x0c; 610ccae7af2SMauro Carvalho Chehab rc = tuner_transfer(fe, &msg, 1); 611ccae7af2SMauro Carvalho Chehab if (rc < 0) 612ccae7af2SMauro Carvalho Chehab goto err; 613ccae7af2SMauro Carvalho Chehab } 614ccae7af2SMauro Carvalho Chehab 615ccae7af2SMauro Carvalho Chehab buf[0] = 0xc0; 616ccae7af2SMauro Carvalho Chehab buf[1] = 0x99; // lpsel, for 6MHz + 2 617ccae7af2SMauro Carvalho Chehab rc = tuner_transfer(fe, &msg, 1); 618ccae7af2SMauro Carvalho Chehab if (rc < 0) 619ccae7af2SMauro Carvalho Chehab goto err; 620ccae7af2SMauro Carvalho Chehab 621ccae7af2SMauro Carvalho Chehab buf[0] = 0x60; 622ccae7af2SMauro Carvalho Chehab buf[1] = 0x3c; 623ccae7af2SMauro Carvalho Chehab rc = tuner_transfer(fe, &msg, 1); 624ccae7af2SMauro Carvalho Chehab if (rc < 0) 625ccae7af2SMauro Carvalho Chehab goto err; 626ccae7af2SMauro Carvalho Chehab 627ccae7af2SMauro Carvalho Chehab /* correct CP value */ 628ccae7af2SMauro Carvalho Chehab buf[0] = 0x30; 629ccae7af2SMauro Carvalho Chehab buf[1] = 0x10 + frequency_map[i].scr; 630ccae7af2SMauro Carvalho Chehab rc = tuner_transfer(fe, &msg, 1); 631ccae7af2SMauro Carvalho Chehab if (rc < 0) 632ccae7af2SMauro Carvalho Chehab goto err; 633ccae7af2SMauro Carvalho Chehab 634ccae7af2SMauro Carvalho Chehab msleep(163); 635ccae7af2SMauro Carvalho Chehab buf[0] = 0xc0; 636ccae7af2SMauro Carvalho Chehab buf[1] = 0x39; // lpsel, for 6MHz + 2 637ccae7af2SMauro Carvalho Chehab rc = tuner_transfer(fe, &msg, 1); 638ccae7af2SMauro Carvalho Chehab if (rc < 0) 639ccae7af2SMauro Carvalho Chehab goto err; 640ccae7af2SMauro Carvalho Chehab 641ccae7af2SMauro Carvalho Chehab msleep(3); 642ccae7af2SMauro Carvalho Chehab /* freeze AGC1 */ 643ccae7af2SMauro Carvalho Chehab buf[0] = 0x50; 644ccae7af2SMauro Carvalho Chehab buf[1] = 0x4f + (frequency_map[i].gc3 << 4); 645ccae7af2SMauro Carvalho Chehab rc = tuner_transfer(fe, &msg, 1); 646ccae7af2SMauro Carvalho Chehab if (rc < 0) 647ccae7af2SMauro Carvalho Chehab goto err; 648ccae7af2SMauro Carvalho Chehab 649ccae7af2SMauro Carvalho Chehab priv->frequency = c->frequency; 650ccae7af2SMauro Carvalho Chehab priv->bandwidth = c->bandwidth_hz; 651ccae7af2SMauro Carvalho Chehab 652ccae7af2SMauro Carvalho Chehab return 0; 653ccae7af2SMauro Carvalho Chehab 654ccae7af2SMauro Carvalho Chehab err: 655ccae7af2SMauro Carvalho Chehab printk(KERN_ERR "%s: could not write to tuner at addr: 0x%02x\n", 656ccae7af2SMauro Carvalho Chehab __func__, priv->i2c_addr << 1); 657ccae7af2SMauro Carvalho Chehab return rc; 658ccae7af2SMauro Carvalho Chehab } 659ccae7af2SMauro Carvalho Chehab 660ccae7af2SMauro Carvalho Chehab 661ccae7af2SMauro Carvalho Chehab static int tda827xa_set_analog_params(struct dvb_frontend *fe, 662ccae7af2SMauro Carvalho Chehab struct analog_parameters *params) 663ccae7af2SMauro Carvalho Chehab { 664ccae7af2SMauro Carvalho Chehab unsigned char tuner_reg[11]; 665ccae7af2SMauro Carvalho Chehab u32 N; 666ccae7af2SMauro Carvalho Chehab int i; 667ccae7af2SMauro Carvalho Chehab struct tda827x_priv *priv = fe->tuner_priv; 668ccae7af2SMauro Carvalho Chehab struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0, 669ccae7af2SMauro Carvalho Chehab .buf = tuner_reg, .len = sizeof(tuner_reg) }; 670ccae7af2SMauro Carvalho Chehab unsigned int freq = params->frequency; 671ccae7af2SMauro Carvalho Chehab 672ccae7af2SMauro Carvalho Chehab tda827x_set_std(fe, params); 673ccae7af2SMauro Carvalho Chehab 674ccae7af2SMauro Carvalho Chehab tda827xa_lna_gain(fe, 1, params); 675ccae7af2SMauro Carvalho Chehab msleep(10); 676ccae7af2SMauro Carvalho Chehab 677ccae7af2SMauro Carvalho Chehab if (params->mode == V4L2_TUNER_RADIO) 678ccae7af2SMauro Carvalho Chehab freq = freq / 1000; 679ccae7af2SMauro Carvalho Chehab 680ccae7af2SMauro Carvalho Chehab N = freq + priv->sgIF; 681ccae7af2SMauro Carvalho Chehab 682ccae7af2SMauro Carvalho Chehab i = 0; 683ccae7af2SMauro Carvalho Chehab while (tda827xa_analog[i].lomax < N * 62500) { 684ccae7af2SMauro Carvalho Chehab if (tda827xa_analog[i + 1].lomax == 0) 685ccae7af2SMauro Carvalho Chehab break; 686ccae7af2SMauro Carvalho Chehab i++; 687ccae7af2SMauro Carvalho Chehab } 688ccae7af2SMauro Carvalho Chehab 689ccae7af2SMauro Carvalho Chehab N = N << tda827xa_analog[i].spd; 690ccae7af2SMauro Carvalho Chehab 691ccae7af2SMauro Carvalho Chehab tuner_reg[0] = 0; 692ccae7af2SMauro Carvalho Chehab tuner_reg[1] = (unsigned char)(N>>8); 693ccae7af2SMauro Carvalho Chehab tuner_reg[2] = (unsigned char) N; 694ccae7af2SMauro Carvalho Chehab tuner_reg[3] = 0; 695ccae7af2SMauro Carvalho Chehab tuner_reg[4] = 0x16; 696ccae7af2SMauro Carvalho Chehab tuner_reg[5] = (tda827xa_analog[i].spd << 5) + 697ccae7af2SMauro Carvalho Chehab (tda827xa_analog[i].svco << 3) + 698ccae7af2SMauro Carvalho Chehab tda827xa_analog[i].sbs; 699ccae7af2SMauro Carvalho Chehab tuner_reg[6] = 0x8b + (tda827xa_analog[i].gc3 << 4); 700ccae7af2SMauro Carvalho Chehab tuner_reg[7] = 0x1c; 701ccae7af2SMauro Carvalho Chehab tuner_reg[8] = 4; 702ccae7af2SMauro Carvalho Chehab tuner_reg[9] = 0x20; 703ccae7af2SMauro Carvalho Chehab tuner_reg[10] = 0x00; 704ccae7af2SMauro Carvalho Chehab msg.len = 11; 705ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 706ccae7af2SMauro Carvalho Chehab 707ccae7af2SMauro Carvalho Chehab tuner_reg[0] = 0x90; 708ccae7af2SMauro Carvalho Chehab tuner_reg[1] = 0xff; 709ccae7af2SMauro Carvalho Chehab tuner_reg[2] = 0xe0; 710ccae7af2SMauro Carvalho Chehab tuner_reg[3] = 0; 711ccae7af2SMauro Carvalho Chehab tuner_reg[4] = 0x99 + (priv->lpsel << 1); 712ccae7af2SMauro Carvalho Chehab msg.len = 5; 713ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 714ccae7af2SMauro Carvalho Chehab 715ccae7af2SMauro Carvalho Chehab tuner_reg[0] = 0xa0; 716ccae7af2SMauro Carvalho Chehab tuner_reg[1] = 0xc0; 717ccae7af2SMauro Carvalho Chehab msg.len = 2; 718ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 719ccae7af2SMauro Carvalho Chehab 720ccae7af2SMauro Carvalho Chehab tuner_reg[0] = 0x30; 721ccae7af2SMauro Carvalho Chehab tuner_reg[1] = 0x10 + tda827xa_analog[i].scr; 722ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 723ccae7af2SMauro Carvalho Chehab 724ccae7af2SMauro Carvalho Chehab msg.flags = I2C_M_RD; 725ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 726ccae7af2SMauro Carvalho Chehab msg.flags = 0; 727ccae7af2SMauro Carvalho Chehab tuner_reg[1] >>= 4; 728ccae7af2SMauro Carvalho Chehab dprintk("AGC2 gain is: %d\n", tuner_reg[1]); 729ccae7af2SMauro Carvalho Chehab if (tuner_reg[1] < 1) 730ccae7af2SMauro Carvalho Chehab tda827xa_lna_gain(fe, 0, params); 731ccae7af2SMauro Carvalho Chehab 732ccae7af2SMauro Carvalho Chehab msleep(100); 733ccae7af2SMauro Carvalho Chehab tuner_reg[0] = 0x60; 734ccae7af2SMauro Carvalho Chehab tuner_reg[1] = 0x3c; 735ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 736ccae7af2SMauro Carvalho Chehab 737ccae7af2SMauro Carvalho Chehab msleep(163); 738ccae7af2SMauro Carvalho Chehab tuner_reg[0] = 0x50; 739ccae7af2SMauro Carvalho Chehab tuner_reg[1] = 0x8f + (tda827xa_analog[i].gc3 << 4); 740ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 741ccae7af2SMauro Carvalho Chehab 742ccae7af2SMauro Carvalho Chehab tuner_reg[0] = 0x80; 743ccae7af2SMauro Carvalho Chehab tuner_reg[1] = 0x28; 744ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 745ccae7af2SMauro Carvalho Chehab 746ccae7af2SMauro Carvalho Chehab tuner_reg[0] = 0xb0; 747ccae7af2SMauro Carvalho Chehab tuner_reg[1] = 0x01; 748ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 749ccae7af2SMauro Carvalho Chehab 750ccae7af2SMauro Carvalho Chehab tuner_reg[0] = 0xc0; 751ccae7af2SMauro Carvalho Chehab tuner_reg[1] = 0x19 + (priv->lpsel << 1); 752ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 753ccae7af2SMauro Carvalho Chehab 754ccae7af2SMauro Carvalho Chehab priv->frequency = params->frequency; 755ccae7af2SMauro Carvalho Chehab 756ccae7af2SMauro Carvalho Chehab return 0; 757ccae7af2SMauro Carvalho Chehab } 758ccae7af2SMauro Carvalho Chehab 759ccae7af2SMauro Carvalho Chehab static void tda827xa_agcf(struct dvb_frontend *fe) 760ccae7af2SMauro Carvalho Chehab { 761ccae7af2SMauro Carvalho Chehab struct tda827x_priv *priv = fe->tuner_priv; 762ccae7af2SMauro Carvalho Chehab unsigned char data[] = {0x80, 0x2c}; 763ccae7af2SMauro Carvalho Chehab struct i2c_msg msg = {.addr = priv->i2c_addr, .flags = 0, 764ccae7af2SMauro Carvalho Chehab .buf = data, .len = 2}; 765ccae7af2SMauro Carvalho Chehab tuner_transfer(fe, &msg, 1); 766ccae7af2SMauro Carvalho Chehab } 767ccae7af2SMauro Carvalho Chehab 768ccae7af2SMauro Carvalho Chehab /* ------------------------------------------------------------------ */ 769ccae7af2SMauro Carvalho Chehab 770f2709c20SMauro Carvalho Chehab static void tda827x_release(struct dvb_frontend *fe) 771f2709c20SMauro Carvalho Chehab { 772f2709c20SMauro Carvalho Chehab kfree(fe->tuner_priv); 773f2709c20SMauro Carvalho Chehab fe->tuner_priv = NULL; 774f2709c20SMauro Carvalho Chehab } 775f2709c20SMauro Carvalho Chehab 776ccae7af2SMauro Carvalho Chehab static int tda827x_get_frequency(struct dvb_frontend *fe, u32 *frequency) 777ccae7af2SMauro Carvalho Chehab { 778ccae7af2SMauro Carvalho Chehab struct tda827x_priv *priv = fe->tuner_priv; 779ccae7af2SMauro Carvalho Chehab *frequency = priv->frequency; 780ccae7af2SMauro Carvalho Chehab return 0; 781ccae7af2SMauro Carvalho Chehab } 782ccae7af2SMauro Carvalho Chehab 783ccae7af2SMauro Carvalho Chehab static int tda827x_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth) 784ccae7af2SMauro Carvalho Chehab { 785ccae7af2SMauro Carvalho Chehab struct tda827x_priv *priv = fe->tuner_priv; 786ccae7af2SMauro Carvalho Chehab *bandwidth = priv->bandwidth; 787ccae7af2SMauro Carvalho Chehab return 0; 788ccae7af2SMauro Carvalho Chehab } 789ccae7af2SMauro Carvalho Chehab 790ccae7af2SMauro Carvalho Chehab static int tda827x_init(struct dvb_frontend *fe) 791ccae7af2SMauro Carvalho Chehab { 792ccae7af2SMauro Carvalho Chehab struct tda827x_priv *priv = fe->tuner_priv; 793ccae7af2SMauro Carvalho Chehab dprintk("%s:\n", __func__); 794ccae7af2SMauro Carvalho Chehab if (priv->cfg && priv->cfg->init) 795ccae7af2SMauro Carvalho Chehab priv->cfg->init(fe); 796ccae7af2SMauro Carvalho Chehab 797ccae7af2SMauro Carvalho Chehab return 0; 798ccae7af2SMauro Carvalho Chehab } 799ccae7af2SMauro Carvalho Chehab 800ccae7af2SMauro Carvalho Chehab static int tda827x_probe_version(struct dvb_frontend *fe); 801ccae7af2SMauro Carvalho Chehab 802ccae7af2SMauro Carvalho Chehab static int tda827x_initial_init(struct dvb_frontend *fe) 803ccae7af2SMauro Carvalho Chehab { 804ccae7af2SMauro Carvalho Chehab int ret; 805ccae7af2SMauro Carvalho Chehab ret = tda827x_probe_version(fe); 806ccae7af2SMauro Carvalho Chehab if (ret) 807ccae7af2SMauro Carvalho Chehab return ret; 808ccae7af2SMauro Carvalho Chehab return fe->ops.tuner_ops.init(fe); 809ccae7af2SMauro Carvalho Chehab } 810ccae7af2SMauro Carvalho Chehab 811ccae7af2SMauro Carvalho Chehab static int tda827x_initial_sleep(struct dvb_frontend *fe) 812ccae7af2SMauro Carvalho Chehab { 813ccae7af2SMauro Carvalho Chehab int ret; 814ccae7af2SMauro Carvalho Chehab ret = tda827x_probe_version(fe); 815ccae7af2SMauro Carvalho Chehab if (ret) 816ccae7af2SMauro Carvalho Chehab return ret; 817ccae7af2SMauro Carvalho Chehab return fe->ops.tuner_ops.sleep(fe); 818ccae7af2SMauro Carvalho Chehab } 819ccae7af2SMauro Carvalho Chehab 82096105144SJulia Lawall static const struct dvb_tuner_ops tda827xo_tuner_ops = { 821ccae7af2SMauro Carvalho Chehab .info = { 822ccae7af2SMauro Carvalho Chehab .name = "Philips TDA827X", 823ccae7af2SMauro Carvalho Chehab .frequency_min = 55000000, 824ccae7af2SMauro Carvalho Chehab .frequency_max = 860000000, 825ccae7af2SMauro Carvalho Chehab .frequency_step = 250000 826ccae7af2SMauro Carvalho Chehab }, 827f2709c20SMauro Carvalho Chehab .release = tda827x_release, 828ccae7af2SMauro Carvalho Chehab .init = tda827x_initial_init, 829ccae7af2SMauro Carvalho Chehab .sleep = tda827x_initial_sleep, 830ccae7af2SMauro Carvalho Chehab .set_params = tda827xo_set_params, 831ccae7af2SMauro Carvalho Chehab .set_analog_params = tda827xo_set_analog_params, 832ccae7af2SMauro Carvalho Chehab .get_frequency = tda827x_get_frequency, 833ccae7af2SMauro Carvalho Chehab .get_bandwidth = tda827x_get_bandwidth, 834ccae7af2SMauro Carvalho Chehab }; 835ccae7af2SMauro Carvalho Chehab 83696105144SJulia Lawall static const struct dvb_tuner_ops tda827xa_tuner_ops = { 837ccae7af2SMauro Carvalho Chehab .info = { 838ccae7af2SMauro Carvalho Chehab .name = "Philips TDA827XA", 839ccae7af2SMauro Carvalho Chehab .frequency_min = 44000000, 840ccae7af2SMauro Carvalho Chehab .frequency_max = 906000000, 841ccae7af2SMauro Carvalho Chehab .frequency_step = 62500 842ccae7af2SMauro Carvalho Chehab }, 843f2709c20SMauro Carvalho Chehab .release = tda827x_release, 844ccae7af2SMauro Carvalho Chehab .init = tda827x_init, 845ccae7af2SMauro Carvalho Chehab .sleep = tda827xa_sleep, 846ccae7af2SMauro Carvalho Chehab .set_params = tda827xa_set_params, 847ccae7af2SMauro Carvalho Chehab .set_analog_params = tda827xa_set_analog_params, 848ccae7af2SMauro Carvalho Chehab .get_frequency = tda827x_get_frequency, 849ccae7af2SMauro Carvalho Chehab .get_bandwidth = tda827x_get_bandwidth, 850ccae7af2SMauro Carvalho Chehab }; 851ccae7af2SMauro Carvalho Chehab 852ccae7af2SMauro Carvalho Chehab static int tda827x_probe_version(struct dvb_frontend *fe) 853ccae7af2SMauro Carvalho Chehab { 854ccae7af2SMauro Carvalho Chehab u8 data; 855ccae7af2SMauro Carvalho Chehab int rc; 856ccae7af2SMauro Carvalho Chehab struct tda827x_priv *priv = fe->tuner_priv; 857ccae7af2SMauro Carvalho Chehab struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = I2C_M_RD, 858ccae7af2SMauro Carvalho Chehab .buf = &data, .len = 1 }; 859ccae7af2SMauro Carvalho Chehab 860ccae7af2SMauro Carvalho Chehab rc = tuner_transfer(fe, &msg, 1); 861ccae7af2SMauro Carvalho Chehab 862ccae7af2SMauro Carvalho Chehab if (rc < 0) { 863ccae7af2SMauro Carvalho Chehab printk("%s: could not read from tuner at addr: 0x%02x\n", 864ccae7af2SMauro Carvalho Chehab __func__, msg.addr << 1); 865ccae7af2SMauro Carvalho Chehab return rc; 866ccae7af2SMauro Carvalho Chehab } 867ccae7af2SMauro Carvalho Chehab if ((data & 0x3c) == 0) { 868ccae7af2SMauro Carvalho Chehab dprintk("tda827x tuner found\n"); 869ccae7af2SMauro Carvalho Chehab fe->ops.tuner_ops.init = tda827x_init; 870ccae7af2SMauro Carvalho Chehab fe->ops.tuner_ops.sleep = tda827xo_sleep; 871ccae7af2SMauro Carvalho Chehab if (priv->cfg) 872ccae7af2SMauro Carvalho Chehab priv->cfg->agcf = tda827xo_agcf; 873ccae7af2SMauro Carvalho Chehab } else { 874ccae7af2SMauro Carvalho Chehab dprintk("tda827xa tuner found\n"); 875ccae7af2SMauro Carvalho Chehab memcpy(&fe->ops.tuner_ops, &tda827xa_tuner_ops, sizeof(struct dvb_tuner_ops)); 876ccae7af2SMauro Carvalho Chehab if (priv->cfg) 877ccae7af2SMauro Carvalho Chehab priv->cfg->agcf = tda827xa_agcf; 878ccae7af2SMauro Carvalho Chehab } 879ccae7af2SMauro Carvalho Chehab return 0; 880ccae7af2SMauro Carvalho Chehab } 881ccae7af2SMauro Carvalho Chehab 882ccae7af2SMauro Carvalho Chehab struct dvb_frontend *tda827x_attach(struct dvb_frontend *fe, int addr, 883ccae7af2SMauro Carvalho Chehab struct i2c_adapter *i2c, 884ccae7af2SMauro Carvalho Chehab struct tda827x_config *cfg) 885ccae7af2SMauro Carvalho Chehab { 886ccae7af2SMauro Carvalho Chehab struct tda827x_priv *priv = NULL; 887ccae7af2SMauro Carvalho Chehab 888ccae7af2SMauro Carvalho Chehab dprintk("%s:\n", __func__); 889ccae7af2SMauro Carvalho Chehab priv = kzalloc(sizeof(struct tda827x_priv), GFP_KERNEL); 890ccae7af2SMauro Carvalho Chehab if (priv == NULL) 891ccae7af2SMauro Carvalho Chehab return NULL; 892ccae7af2SMauro Carvalho Chehab 893ccae7af2SMauro Carvalho Chehab priv->i2c_addr = addr; 894ccae7af2SMauro Carvalho Chehab priv->i2c_adap = i2c; 895ccae7af2SMauro Carvalho Chehab priv->cfg = cfg; 896ccae7af2SMauro Carvalho Chehab memcpy(&fe->ops.tuner_ops, &tda827xo_tuner_ops, sizeof(struct dvb_tuner_ops)); 897ccae7af2SMauro Carvalho Chehab fe->tuner_priv = priv; 898ccae7af2SMauro Carvalho Chehab 899ccae7af2SMauro Carvalho Chehab dprintk("type set to %s\n", fe->ops.tuner_ops.info.name); 900ccae7af2SMauro Carvalho Chehab 901ccae7af2SMauro Carvalho Chehab return fe; 902ccae7af2SMauro Carvalho Chehab } 903ccae7af2SMauro Carvalho Chehab EXPORT_SYMBOL_GPL(tda827x_attach); 904ccae7af2SMauro Carvalho Chehab 905ccae7af2SMauro Carvalho Chehab MODULE_DESCRIPTION("DVB TDA827x driver"); 906ccae7af2SMauro Carvalho Chehab MODULE_AUTHOR("Hartmut Hackmann <hartmut.hackmann@t-online.de>"); 907ccae7af2SMauro Carvalho Chehab MODULE_AUTHOR("Michael Krufky <mkrufky@linuxtv.org>"); 908ccae7af2SMauro Carvalho Chehab MODULE_LICENSE("GPL"); 909