diff options
Diffstat (limited to 'drivers/media/dvb-frontends/tda8261_cfg.h')
| -rw-r--r-- | drivers/media/dvb-frontends/tda8261_cfg.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/tda8261_cfg.h b/drivers/media/dvb-frontends/tda8261_cfg.h new file mode 100644 index 000000000..3d26004d5 --- /dev/null +++ b/drivers/media/dvb-frontends/tda8261_cfg.h @@ -0,0 +1,49 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + TDA8261 8PSK/QPSK tuner driver + Copyright (C) Manu Abraham (abraham.manu@gmail.com) + +*/ + +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; +} |