Michael Krufky | 8f611b8 | 2006-04-18 17:47:08 -0300 | [diff] [blame] | 1 | /* |
Michael Krufky | 81ad342 | 2006-04-24 23:21:46 -0300 | [diff] [blame] | 2 | * lg_h06xf.h - ATSC Tuner support for LG TDVS-H06xF |
Michael Krufky | 8f611b8 | 2006-04-18 17:47:08 -0300 | [diff] [blame] | 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License as published by |
| 6 | * the Free Software Foundation; either version 2 of the License, or |
| 7 | * (at your option) any later version. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 17 | */ |
| 18 | |
Michael Krufky | 81ad342 | 2006-04-24 23:21:46 -0300 | [diff] [blame] | 19 | #ifndef _LG_H06XF_H_ |
| 20 | #define _LG_H06XF_H_ |
Michael Krufky | 8f611b8 | 2006-04-18 17:47:08 -0300 | [diff] [blame] | 21 | #include "dvb-pll.h" |
| 22 | |
| 23 | static int lg_h06xf_pll_set(struct dvb_frontend* fe, struct i2c_adapter* i2c_adap, |
| 24 | struct dvb_frontend_parameters* params) |
| 25 | { |
| 26 | u8 buf[4]; |
| 27 | struct i2c_msg msg = { .addr = 0x61, .flags = 0, |
| 28 | .buf = buf, .len = sizeof(buf) }; |
| 29 | int err; |
| 30 | |
Michael Krufky | 30fa61a | 2006-04-27 01:31:26 -0300 | [diff] [blame] | 31 | dvb_pll_configure(&dvb_pll_lg_tdvs_h06xf, buf, params->frequency, 0); |
Patrick Boettcher | dea7486 | 2006-05-14 05:01:31 -0300 | [diff] [blame] | 32 | if (fe->ops.i2c_gate_ctrl) |
| 33 | fe->ops.i2c_gate_ctrl(fe, 1); |
Michael Krufky | 8f611b8 | 2006-04-18 17:47:08 -0300 | [diff] [blame] | 34 | if ((err = i2c_transfer(i2c_adap, &msg, 1)) != 1) { |
| 35 | printk(KERN_WARNING "lg_h06xf: %s error " |
| 36 | "(addr %02x <- %02x, err = %i)\n", |
| 37 | __FUNCTION__, buf[0], buf[1], err); |
| 38 | if (err < 0) |
| 39 | return err; |
| 40 | else |
| 41 | return -EREMOTEIO; |
| 42 | } |
| 43 | |
| 44 | /* Set the Auxiliary Byte. */ |
| 45 | buf[0] = buf[2]; |
| 46 | buf[0] &= ~0x20; |
| 47 | buf[0] |= 0x18; |
| 48 | buf[1] = 0x50; |
| 49 | msg.len = 2; |
Patrick Boettcher | dea7486 | 2006-05-14 05:01:31 -0300 | [diff] [blame] | 50 | if (fe->ops.i2c_gate_ctrl) |
| 51 | fe->ops.i2c_gate_ctrl(fe, 1); |
Michael Krufky | 8f611b8 | 2006-04-18 17:47:08 -0300 | [diff] [blame] | 52 | if ((err = i2c_transfer(i2c_adap, &msg, 1)) != 1) { |
| 53 | printk(KERN_WARNING "lg_h06xf: %s error " |
| 54 | "(addr %02x <- %02x, err = %i)\n", |
| 55 | __FUNCTION__, buf[0], buf[1], err); |
| 56 | if (err < 0) |
| 57 | return err; |
| 58 | else |
| 59 | return -EREMOTEIO; |
| 60 | } |
| 61 | |
| 62 | return 0; |
| 63 | } |
| 64 | #endif |