| Manu Abraham | 8be969b | 2008-01-25 18:20:48 -0300 | [diff] [blame] | 1 | /* |
| 2 | TDA8261 8PSK/QPSK tuner driver |
| 3 | Copyright (C) Manu Abraham (abraham.manu@gmail.com) |
| 4 | |
| 5 | This program is free software; you can redistribute it and/or modify |
| 6 | it under the terms of the GNU General Public License as published by |
| 7 | the Free Software Foundation; either version 2 of the License, or |
| 8 | (at your option) any later version. |
| 9 | |
| 10 | This program is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | GNU General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU General Public License |
| 16 | along with this program; if not, write to the Free Software |
| 17 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 18 | */ |
| 19 | |
| 20 | static int tda8261_get_frequency(struct dvb_frontend *fe, u32 *frequency) |
| 21 | { |
| 22 | struct dvb_frontend_ops *frontend_ops = NULL; |
| 23 | struct dvb_tuner_ops *tuner_ops = NULL; |
| 24 | struct tuner_state t_state; |
| 25 | int err = 0; |
| 26 | |
| 27 | if (&fe->ops) |
| 28 | frontend_ops = &fe->ops; |
| 29 | if (&frontend_ops->tuner_ops) |
| 30 | tuner_ops = &frontend_ops->tuner_ops; |
| 31 | if (tuner_ops->get_state) { |
| 32 | if ((err = tuner_ops->get_state(fe, DVBFE_TUNER_FREQUENCY, &t_state)) < 0) { |
| 33 | printk("%s: Invalid parameter\n", __func__); |
| 34 | return err; |
| 35 | } |
| 36 | *frequency = t_state.frequency; |
| 37 | printk("%s: Frequency=%d\n", __func__, t_state.frequency); |
| 38 | } |
| 39 | return 0; |
| 40 | } |
| 41 | |
| 42 | static int tda8261_set_frequency(struct dvb_frontend *fe, u32 frequency) |
| 43 | { |
| 44 | struct dvb_frontend_ops *frontend_ops = NULL; |
| 45 | struct dvb_tuner_ops *tuner_ops = NULL; |
| 46 | struct tuner_state t_state; |
| 47 | int err = 0; |
| 48 | |
| 49 | t_state.frequency = frequency; |
| 50 | if (&fe->ops) |
| 51 | frontend_ops = &fe->ops; |
| 52 | if (&frontend_ops->tuner_ops) |
| 53 | tuner_ops = &frontend_ops->tuner_ops; |
| 54 | if (tuner_ops->set_state) { |
| 55 | if ((err = tuner_ops->set_state(fe, DVBFE_TUNER_FREQUENCY, &t_state)) < 0) { |
| 56 | printk("%s: Invalid parameter\n", __func__); |
| 57 | return err; |
| 58 | } |
| 59 | } |
| 60 | printk("%s: Frequency=%d\n", __func__, t_state.frequency); |
| 61 | return 0; |
| 62 | } |
| 63 | |
| 64 | static int tda8261_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth) |
| 65 | { |
| 66 | struct dvb_frontend_ops *frontend_ops = &fe->ops; |
| 67 | struct dvb_tuner_ops *tuner_ops = &frontend_ops->tuner_ops; |
| 68 | struct tuner_state t_state; |
| 69 | int err = 0; |
| 70 | |
| 71 | if (&fe->ops) |
| 72 | frontend_ops = &fe->ops; |
| 73 | if (&frontend_ops->tuner_ops) |
| 74 | tuner_ops = &frontend_ops->tuner_ops; |
| 75 | if (tuner_ops->get_state) { |
| 76 | if ((err = tuner_ops->get_state(fe, DVBFE_TUNER_BANDWIDTH, &t_state)) < 0) { |
| 77 | printk("%s: Invalid parameter\n", __func__); |
| 78 | return err; |
| 79 | } |
| 80 | *bandwidth = t_state.bandwidth; |
| Paul Bolle | cb31c74 | 2012-11-01 16:24:30 -0300 | [diff] [blame] | 81 | printk("%s: Bandwidth=%d\n", __func__, t_state.bandwidth); |
| Manu Abraham | 8be969b | 2008-01-25 18:20:48 -0300 | [diff] [blame] | 82 | } |
| Manu Abraham | 8be969b | 2008-01-25 18:20:48 -0300 | [diff] [blame] | 83 | return 0; |
| 84 | } |