1*74ba9207SThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-or-later */ 29a0bf528SMauro Carvalho Chehab /* 39a0bf528SMauro Carvalho Chehab TDA8261 8PSK/QPSK tuner driver 49a0bf528SMauro Carvalho Chehab Copyright (C) Manu Abraham (abraham.manu@gmail.com) 59a0bf528SMauro Carvalho Chehab 69a0bf528SMauro Carvalho Chehab */ 79a0bf528SMauro Carvalho Chehab 89a0bf528SMauro Carvalho Chehab static int tda8261_get_frequency(struct dvb_frontend *fe, u32 *frequency) 99a0bf528SMauro Carvalho Chehab { 1020721185SEmil Goode struct dvb_frontend_ops *frontend_ops = &fe->ops; 1120721185SEmil Goode struct dvb_tuner_ops *tuner_ops = &frontend_ops->tuner_ops; 129a0bf528SMauro Carvalho Chehab int err = 0; 139a0bf528SMauro Carvalho Chehab 14e417668dSMauro Carvalho Chehab if (tuner_ops->get_frequency) { 15e417668dSMauro Carvalho Chehab err = tuner_ops->get_frequency(fe, frequency); 168f73b481SEmil Goode if (err < 0) { 17e417668dSMauro Carvalho Chehab pr_err("%s: Invalid parameter\n", __func__); 189a0bf528SMauro Carvalho Chehab return err; 199a0bf528SMauro Carvalho Chehab } 20e417668dSMauro Carvalho Chehab pr_debug("%s: Frequency=%d\n", __func__, *frequency); 219a0bf528SMauro Carvalho Chehab } 229a0bf528SMauro Carvalho Chehab return 0; 239a0bf528SMauro Carvalho Chehab } 249a0bf528SMauro Carvalho Chehab 259a0bf528SMauro Carvalho Chehab static int tda8261_set_frequency(struct dvb_frontend *fe, u32 frequency) 269a0bf528SMauro Carvalho Chehab { 2720721185SEmil Goode struct dvb_frontend_ops *frontend_ops = &fe->ops; 2820721185SEmil Goode struct dvb_tuner_ops *tuner_ops = &frontend_ops->tuner_ops; 29e417668dSMauro Carvalho Chehab struct dtv_frontend_properties *c = &fe->dtv_property_cache; 309a0bf528SMauro Carvalho Chehab int err = 0; 319a0bf528SMauro Carvalho Chehab 32e417668dSMauro Carvalho Chehab if (tuner_ops->set_params) { 33e417668dSMauro Carvalho Chehab err = tuner_ops->set_params(fe); 348f73b481SEmil Goode if (err < 0) { 35e417668dSMauro Carvalho Chehab pr_err("%s: Invalid parameter\n", __func__); 369a0bf528SMauro Carvalho Chehab return err; 379a0bf528SMauro Carvalho Chehab } 389a0bf528SMauro Carvalho Chehab } 39e417668dSMauro Carvalho Chehab pr_debug("%s: Frequency=%d\n", __func__, c->frequency); 409a0bf528SMauro Carvalho Chehab return 0; 419a0bf528SMauro Carvalho Chehab } 429a0bf528SMauro Carvalho Chehab 439a0bf528SMauro Carvalho Chehab static int tda8261_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth) 449a0bf528SMauro Carvalho Chehab { 45e417668dSMauro Carvalho Chehab /* FIXME! need to calculate Bandwidth */ 46e417668dSMauro Carvalho Chehab *bandwidth = 40000000; 479a0bf528SMauro Carvalho Chehab 489a0bf528SMauro Carvalho Chehab return 0; 499a0bf528SMauro Carvalho Chehab } 50