Skip to content
Permalink
3c9688876a
Switch branches/tags

Name already in use

A tag already exists with the provided branch name. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Are you sure you want to create this branch?
Go to file
 
 
Cannot retrieve contributors at this time
61 lines (52 sloc) 1.81 KB
/*
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;
}