1/*
2	STB6100 Silicon Tuner
3	Copyright (C) Manu Abraham (abraham.manu@gmail.com)
4
5	Copyright (C) ST Microelectronics
6
7	This program is free software; you can redistribute it and/or modify
8	it under the terms of the GNU General Public License as published by
9	the Free Software Foundation; either version 2 of the License, or
10	(at your option) any later version.
11
12	This program is distributed in the hope that it will be useful,
13	but WITHOUT ANY WARRANTY; without even the implied warranty of
14	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15	GNU General Public License for more details.
16
17	You should have received a copy of the GNU General Public License
18	along with this program; if not, write to the Free Software
19	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20*/
21
22static int stb6100_get_frequency(struct dvb_frontend *fe, u32 *frequency)
23{
24	struct dvb_frontend_ops	*frontend_ops = &fe->ops;
25	struct dvb_tuner_ops	*tuner_ops = &frontend_ops->tuner_ops;
26	struct tuner_state	t_state;
27	int err = 0;
28
29	if (tuner_ops->get_state) {
30		err = tuner_ops->get_state(fe, DVBFE_TUNER_FREQUENCY, &t_state);
31		if (err < 0) {
32			printk("%s: Invalid parameter\n", __func__);
33			return err;
34		}
35		*frequency = t_state.frequency;
36	}
37	return 0;
38}
39
40static int stb6100_set_frequency(struct dvb_frontend *fe, u32 frequency)
41{
42	struct dvb_frontend_ops	*frontend_ops = &fe->ops;
43	struct dvb_tuner_ops	*tuner_ops = &frontend_ops->tuner_ops;
44	struct tuner_state	t_state;
45	int err = 0;
46
47	t_state.frequency = frequency;
48
49	if (tuner_ops->set_state) {
50		err = tuner_ops->set_state(fe, DVBFE_TUNER_FREQUENCY, &t_state);
51		if (err < 0) {
52			printk("%s: Invalid parameter\n", __func__);
53			return err;
54		}
55	}
56	return 0;
57}
58
59static int stb6100_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth)
60{
61	struct dvb_frontend_ops	*frontend_ops = &fe->ops;
62	struct dvb_tuner_ops	*tuner_ops = &frontend_ops->tuner_ops;
63	struct tuner_state	t_state;
64	int err = 0;
65
66	if (tuner_ops->get_state) {
67		err = tuner_ops->get_state(fe, DVBFE_TUNER_BANDWIDTH, &t_state);
68		if (err < 0) {
69			printk("%s: Invalid parameter\n", __func__);
70			return err;
71		}
72		*bandwidth = t_state.bandwidth;
73	}
74	return 0;
75}
76
77static int stb6100_set_bandwidth(struct dvb_frontend *fe, u32 bandwidth)
78{
79	struct dvb_frontend_ops	*frontend_ops = &fe->ops;
80	struct dvb_tuner_ops	*tuner_ops = &frontend_ops->tuner_ops;
81	struct tuner_state	t_state;
82	int err = 0;
83
84	t_state.bandwidth = bandwidth;
85
86	if (tuner_ops->set_state) {
87		err = tuner_ops->set_state(fe, DVBFE_TUNER_BANDWIDTH, &t_state);
88		if (err < 0) {
89			printk("%s: Invalid parameter\n", __func__);
90			return err;
91		}
92	}
93	return 0;
94}
95