1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun TDA8261 8PSK/QPSK tuner driver
4*4882a593Smuzhiyun Copyright (C) Manu Abraham (abraham.manu@gmail.com)
5*4882a593Smuzhiyun
6*4882a593Smuzhiyun */
7*4882a593Smuzhiyun
tda8261_get_frequency(struct dvb_frontend * fe,u32 * frequency)8*4882a593Smuzhiyun static int tda8261_get_frequency(struct dvb_frontend *fe, u32 *frequency)
9*4882a593Smuzhiyun {
10*4882a593Smuzhiyun struct dvb_frontend_ops *frontend_ops = &fe->ops;
11*4882a593Smuzhiyun struct dvb_tuner_ops *tuner_ops = &frontend_ops->tuner_ops;
12*4882a593Smuzhiyun int err = 0;
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun if (tuner_ops->get_frequency) {
15*4882a593Smuzhiyun err = tuner_ops->get_frequency(fe, frequency);
16*4882a593Smuzhiyun if (err < 0) {
17*4882a593Smuzhiyun pr_err("%s: Invalid parameter\n", __func__);
18*4882a593Smuzhiyun return err;
19*4882a593Smuzhiyun }
20*4882a593Smuzhiyun pr_debug("%s: Frequency=%d\n", __func__, *frequency);
21*4882a593Smuzhiyun }
22*4882a593Smuzhiyun return 0;
23*4882a593Smuzhiyun }
24*4882a593Smuzhiyun
tda8261_set_frequency(struct dvb_frontend * fe,u32 frequency)25*4882a593Smuzhiyun static int tda8261_set_frequency(struct dvb_frontend *fe, u32 frequency)
26*4882a593Smuzhiyun {
27*4882a593Smuzhiyun struct dvb_frontend_ops *frontend_ops = &fe->ops;
28*4882a593Smuzhiyun struct dvb_tuner_ops *tuner_ops = &frontend_ops->tuner_ops;
29*4882a593Smuzhiyun struct dtv_frontend_properties *c = &fe->dtv_property_cache;
30*4882a593Smuzhiyun int err = 0;
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun if (tuner_ops->set_params) {
33*4882a593Smuzhiyun err = tuner_ops->set_params(fe);
34*4882a593Smuzhiyun if (err < 0) {
35*4882a593Smuzhiyun pr_err("%s: Invalid parameter\n", __func__);
36*4882a593Smuzhiyun return err;
37*4882a593Smuzhiyun }
38*4882a593Smuzhiyun }
39*4882a593Smuzhiyun pr_debug("%s: Frequency=%d\n", __func__, c->frequency);
40*4882a593Smuzhiyun return 0;
41*4882a593Smuzhiyun }
42*4882a593Smuzhiyun
tda8261_get_bandwidth(struct dvb_frontend * fe,u32 * bandwidth)43*4882a593Smuzhiyun static int tda8261_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth)
44*4882a593Smuzhiyun {
45*4882a593Smuzhiyun /* FIXME! need to calculate Bandwidth */
46*4882a593Smuzhiyun *bandwidth = 40000000;
47*4882a593Smuzhiyun
48*4882a593Smuzhiyun return 0;
49*4882a593Smuzhiyun }
50