Release 4.11 drivers/media/dvb-frontends/stb6100_proc.h

/*
        STB6100 Silicon Tuner wrapper
        Copyright (C)2009 Igor M. Liplianin (liplianin@me.by)

        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.
*/

#include <linux/dvb/frontend.h>
#include "dvb_frontend.h"



static int stb6100_get_freq(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) {
		if (frontend_ops->i2c_gate_ctrl)
			frontend_ops->i2c_gate_ctrl(fe, 1);

		err = tuner_ops->get_frequency(fe, frequency);
		if (err < 0) {
			printk("%s: Invalid parameter\n", __func__);
			return err;
		}

		if (frontend_ops->i2c_gate_ctrl)
			frontend_ops->i2c_gate_ctrl(fe, 0);
	}

	return 0;
}

Contributors
Person
Tokens
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Commits
CommitProp
Igor M. Liplianin
99
90.00%
1
33.33%
Emil Goode
8
7.27%
1
33.33%
Mauro Carvalho Chehab
3
2.73%
1
33.33%
Total
110
100.00%
3
100.00%



static int stb6100_set_freq(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;
	u32 bw = c->bandwidth_hz;
	int err = 0;

	c->frequency = frequency;
	c->bandwidth_hz = 0;		/* Don't adjust the bandwidth */

	if (tuner_ops->set_params) {
		if (frontend_ops->i2c_gate_ctrl)
			frontend_ops->i2c_gate_ctrl(fe, 1);

		err = tuner_ops->set_params(fe);
		c->bandwidth_hz = bw;
		if (err < 0) {
			printk("%s: Invalid parameter\n", __func__);
			return err;
		}

		if (frontend_ops->i2c_gate_ctrl)
			frontend_ops->i2c_gate_ctrl(fe, 0);

	}

	return 0;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Igor M. Liplianin
103
72.03%
1
33.33%
Mauro Carvalho Chehab
32
22.38%
1
33.33%
Emil Goode
8
5.59%
1
33.33%
Total
143
100.00%
3
100.00%



static int stb6100_get_bandw(struct dvb_frontend *fe, u32 *bandwidth)
{
	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_bandwidth) {
		if (frontend_ops->i2c_gate_ctrl)
			frontend_ops->i2c_gate_ctrl(fe, 1);

		err = tuner_ops->get_bandwidth(fe, bandwidth);
		if (err < 0) {
			printk(KERN_ERR "%s: Invalid parameter\n", __func__);
			return err;
		}

		if (frontend_ops->i2c_gate_ctrl)
			frontend_ops->i2c_gate_ctrl(fe, 0);
	}

	return 0;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Igor M. Liplianin
100
90.09%
1
33.33%
Emil Goode
8
7.21%
1
33.33%
Mauro Carvalho Chehab
3
2.70%
1
33.33%
Total
111
100.00%
3
100.00%



static int stb6100_set_bandw(struct dvb_frontend *fe, u32 bandwidth)
{
	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;
	u32 freq = c->frequency;
	int err = 0;

	c->bandwidth_hz = bandwidth;
	c->frequency = 0;		/* Don't adjust the frequency */

	if (tuner_ops->set_params) {
		if (frontend_ops->i2c_gate_ctrl)
			frontend_ops->i2c_gate_ctrl(fe, 1);

		err = tuner_ops->set_params(fe);
		c->frequency = freq;
		if (err < 0) {
			printk(KERN_ERR "%s: Invalid parameter\n", __func__);
			return err;
		}

		if (frontend_ops->i2c_gate_ctrl)
			frontend_ops->i2c_gate_ctrl(fe, 0);

	}

	return 0;
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
Igor M. Liplianin
103
71.53%
1
33.33%
Mauro Carvalho Chehab
33
22.92%
1
33.33%
Emil Goode
8
5.56%
1
33.33%
Total
144
100.00%
3
100.00%

Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Igor M. Liplianin
406
78.83%
1
33.33%
Mauro Carvalho Chehab
77
14.95%
1
33.33%
Emil Goode
32
6.21%
1
33.33%
Total
515
100.00%
3
100.00%
Directory: drivers/media/dvb-frontends

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