projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 8be969b3 MA |
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 | { | |
| 20721185 EG |
22 | struct dvb_frontend_ops *frontend_ops = &fe->ops; |
| 23 | struct dvb_tuner_ops *tuner_ops = &frontend_ops->tuner_ops; | |
| 8be969b3 MA |
24 | int err = 0; |
| 25 | ||
| e417668d MCC |
26 | if (tuner_ops->get_frequency) { |
| 27 | err = tuner_ops->get_frequency(fe, frequency); | |
| 8f73b481 | 28 | if (err < 0) { |
| e417668d | 29 | pr_err("%s: Invalid parameter\n", __func__); |
| 8be969b3 MA |
30 | return err; |
| 31 | } | |
| e417668d | 32 | pr_debug("%s: Frequency=%d\n", __func__, *frequency); |
| 8be969b3 MA |
33 | } |
| 34 | return 0; | |
| 35 | } | |
| 36 | ||
| 37 | static int tda8261_set_frequency(struct dvb_frontend *fe, u32 frequency) | |
| 38 | { | |
| 20721185 EG |
39 | struct dvb_frontend_ops *frontend_ops = &fe->ops; |
| 40 | struct dvb_tuner_ops *tuner_ops = &frontend_ops->tuner_ops; | |
| e417668d | 41 | struct dtv_frontend_properties *c = &fe->dtv_property_cache; |
| 8be969b3 MA |
42 | int err = 0; |
| 43 | ||
| e417668d MCC |
44 | if (tuner_ops->set_params) { |
| 45 | err = tuner_ops->set_params(fe); | |
| 8f73b481 | 46 | if (err < 0) { |
| e417668d | 47 | pr_err("%s: Invalid parameter\n", __func__); |
| 8be969b3 MA |
48 | return err; |
| 49 | } | |
| 50 | } | |
| e417668d | 51 | pr_debug("%s: Frequency=%d\n", __func__, c->frequency); |
| 8be969b3 MA |
52 | return 0; |
| 53 | } | |
| 54 | ||
| 55 | static int tda8261_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth) | |
| 56 | { | |
| e417668d MCC |
57 | /* FIXME! need to calculate Bandwidth */ |
| 58 | *bandwidth = 40000000; | |
| 8be969b3 | 59 | |
| 8be969b3 MA |
60 | return 0; |
| 61 | } |