From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- drivers/media/dvb-frontends/stb6100_cfg.h | 87 +++++++++++++++++++++++++++++++ 1 file changed, 87 insertions(+) create mode 100644 drivers/media/dvb-frontends/stb6100_cfg.h (limited to 'drivers/media/dvb-frontends/stb6100_cfg.h') diff --git a/drivers/media/dvb-frontends/stb6100_cfg.h b/drivers/media/dvb-frontends/stb6100_cfg.h new file mode 100644 index 000000000..1408c0c44 --- /dev/null +++ b/drivers/media/dvb-frontends/stb6100_cfg.h @@ -0,0 +1,87 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + STB6100 Silicon Tuner + Copyright (C) Manu Abraham (abraham.manu@gmail.com) + + Copyright (C) ST Microelectronics + +*/ + +#include +#include + +static int stb6100_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) { + printk("%s: Invalid parameter\n", __func__); + return err; + } + } + return 0; +} + +static int stb6100_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; + 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) { + err = tuner_ops->set_params(fe); + c->bandwidth_hz = bw; + if (err < 0) { + printk("%s: Invalid parameter\n", __func__); + return err; + } + } + return 0; +} + +static int stb6100_get_bandwidth(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) { + err = tuner_ops->get_bandwidth(fe, bandwidth); + if (err < 0) { + printk("%s: Invalid parameter\n", __func__); + return err; + } + } + return 0; +} + +static int stb6100_set_bandwidth(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) { + err = tuner_ops->set_params(fe); + c->frequency = freq; + if (err < 0) { + printk("%s: Invalid parameter\n", __func__); + return err; + } + } + return 0; +} -- cgit v1.2.3