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linux/drivers/media/dvb-frontends/tda8261_cfg.h
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/* | |
TDA8261 8PSK/QPSK tuner driver | |
Copyright (C) Manu Abraham (abraham.manu@gmail.com) | |
This program is free software; you can redistribute it and/or modify | |
it under the terms of the GNU General Public License as published by | |
the Free Software Foundation; either version 2 of the License, or | |
(at your option) any later version. | |
This program is distributed in the hope that it will be useful, | |
but WITHOUT ANY WARRANTY; without even the implied warranty of | |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
GNU General Public License for more details. | |
You should have received a copy of the GNU General Public License | |
along with this program; if not, write to the Free Software | |
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
*/ | |
static int tda8261_get_frequency(struct dvb_frontend *fe, u32 *frequency) | |
{ | |
struct dvb_frontend_ops *frontend_ops = &fe->ops; | |
struct dvb_tuner_ops *tuner_ops = &frontend_ops->tuner_ops; | |
int err = 0; | |
if (tuner_ops->get_frequency) { | |
err = tuner_ops->get_frequency(fe, frequency); | |
if (err < 0) { | |
pr_err("%s: Invalid parameter\n", __func__); | |
return err; | |
} | |
pr_debug("%s: Frequency=%d\n", __func__, *frequency); | |
} | |
return 0; | |
} | |
static int tda8261_set_frequency(struct dvb_frontend *fe, u32 frequency) | |
{ | |
struct dvb_frontend_ops *frontend_ops = &fe->ops; | |
struct dvb_tuner_ops *tuner_ops = &frontend_ops->tuner_ops; | |
struct dtv_frontend_properties *c = &fe->dtv_property_cache; | |
int err = 0; | |
if (tuner_ops->set_params) { | |
err = tuner_ops->set_params(fe); | |
if (err < 0) { | |
pr_err("%s: Invalid parameter\n", __func__); | |
return err; | |
} | |
} | |
pr_debug("%s: Frequency=%d\n", __func__, c->frequency); | |
return 0; | |
} | |
static int tda8261_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth) | |
{ | |
/* FIXME! need to calculate Bandwidth */ | |
*bandwidth = 40000000; | |
return 0; | |
} |