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 = &fe->ops; 23 struct dvb_tuner_ops *tuner_ops = &frontend_ops->tuner_ops; 24 int err = 0; 25 26 if (tuner_ops->get_frequency) { 27 err = tuner_ops->get_frequency(fe, frequency); 28 if (err < 0) { 29 pr_err("%s: Invalid parameter\n", __func__); 30 return err; 31 } 32 pr_debug("%s: Frequency=%d\n", __func__, *frequency); 33 } 34 return 0; 35 } 36 37 static int tda8261_set_frequency(struct dvb_frontend *fe, u32 frequency) 38 { 39 struct dvb_frontend_ops *frontend_ops = &fe->ops; 40 struct dvb_tuner_ops *tuner_ops = &frontend_ops->tuner_ops; 41 struct dtv_frontend_properties *c = &fe->dtv_property_cache; 42 int err = 0; 43 44 if (tuner_ops->set_params) { 45 err = tuner_ops->set_params(fe); 46 if (err < 0) { 47 pr_err("%s: Invalid parameter\n", __func__); 48 return err; 49 } 50 } 51 pr_debug("%s: Frequency=%d\n", __func__, c->frequency); 52 return 0; 53 } 54 55 static int tda8261_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth) 56 { 57 /* FIXME! need to calculate Bandwidth */ 58 *bandwidth = 40000000; 59 60 return 0; 61 } 62