diff options
Diffstat (limited to 'drivers/media/usb/dvb-usb-v2/mxl111sf-demod.c')
| -rw-r--r-- | drivers/media/usb/dvb-usb-v2/mxl111sf-demod.c | 64 |
1 files changed, 25 insertions, 39 deletions
diff --git a/drivers/media/usb/dvb-usb-v2/mxl111sf-demod.c b/drivers/media/usb/dvb-usb-v2/mxl111sf-demod.c index d83df4bb72d3..a6ad5f477520 100644 --- a/drivers/media/usb/dvb-usb-v2/mxl111sf-demod.c +++ b/drivers/media/usb/dvb-usb-v2/mxl111sf-demod.c @@ -1,21 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * mxl111sf-demod.c - driver for the MaxLinear MXL111SF DVB-T demodulator * - * Copyright (C) 2010 Michael Krufky <mkrufky@kernellabs.com> - * - * 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. + * Copyright (C) 2010-2014 Michael Krufky <mkrufky@linuxtv.org> */ #include "mxl111sf-demod.h" @@ -35,7 +22,7 @@ MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able))."); struct mxl111sf_demod_state { struct mxl111sf_state *mxl_state; - struct mxl111sf_demod_config *cfg; + const struct mxl111sf_demod_config *cfg; struct dvb_frontend fe; }; @@ -72,7 +59,7 @@ int mxl111sf_demod_program_regs(struct mxl111sf_demod_state *state, static int mxl1x1sf_demod_get_tps_code_rate(struct mxl111sf_demod_state *state, - fe_code_rate_t *code_rate) + enum fe_code_rate *code_rate) { u8 val; int ret = mxl111sf_demod_read_reg(state, V6_CODE_RATE_TPS_REG, &val); @@ -103,7 +90,7 @@ fail: static int mxl1x1sf_demod_get_tps_modulation(struct mxl111sf_demod_state *state, - fe_modulation_t *modulation) + enum fe_modulation *modulation) { u8 val; int ret = mxl111sf_demod_read_reg(state, V6_MODORDER_TPS_REG, &val); @@ -128,7 +115,7 @@ fail: static int mxl1x1sf_demod_get_tps_guard_fft_mode(struct mxl111sf_demod_state *state, - fe_transmit_mode_t *fft_mode) + enum fe_transmit_mode *fft_mode) { u8 val; int ret = mxl111sf_demod_read_reg(state, V6_MODE_TPS_REG, &val); @@ -153,7 +140,7 @@ fail: static int mxl1x1sf_demod_get_tps_guard_interval(struct mxl111sf_demod_state *state, - fe_guard_interval_t *guard) + enum fe_guard_interval *guard) { u8 val; int ret = mxl111sf_demod_read_reg(state, V6_CP_TPS_REG, &val); @@ -181,7 +168,7 @@ fail: static int mxl1x1sf_demod_get_tps_hierarchy(struct mxl111sf_demod_state *state, - fe_hierarchy_t *hierarchy) + enum fe_hierarchy *hierarchy) { u8 val; int ret = mxl111sf_demod_read_reg(state, V6_TPS_HIERACHY_REG, &val); @@ -441,7 +428,7 @@ fail: } static int mxl111sf_demod_read_status(struct dvb_frontend *fe, - fe_status_t *status) + enum fe_status *status) { struct mxl111sf_demod_state *state = fe->demodulator_priv; int ret, locked, cr_lock, sync_lock, fec_lock; @@ -480,11 +467,16 @@ static int mxl111sf_demod_read_signal_strength(struct dvb_frontend *fe, u16 *signal_strength) { struct mxl111sf_demod_state *state = fe->demodulator_priv; - fe_modulation_t modulation; + enum fe_modulation modulation; + int ret; u16 snr; - mxl111sf_demod_calc_snr(state, &snr); - mxl1x1sf_demod_get_tps_modulation(state, &modulation); + ret = mxl111sf_demod_calc_snr(state, &snr); + if (ret < 0) + return ret; + ret = mxl1x1sf_demod_get_tps_modulation(state, &modulation); + if (ret < 0) + return ret; switch (modulation) { case QPSK: @@ -507,9 +499,9 @@ static int mxl111sf_demod_read_signal_strength(struct dvb_frontend *fe, return 0; } -static int mxl111sf_demod_get_frontend(struct dvb_frontend *fe) +static int mxl111sf_demod_get_frontend(struct dvb_frontend *fe, + struct dtv_frontend_properties *p) { - struct dtv_frontend_properties *p = &fe->dtv_property_cache; struct mxl111sf_demod_state *state = fe->demodulator_priv; mxl_dbg("()"); @@ -549,13 +541,13 @@ static void mxl111sf_demod_release(struct dvb_frontend *fe) fe->demodulator_priv = NULL; } -static struct dvb_frontend_ops mxl111sf_demod_ops = { +static const struct dvb_frontend_ops mxl111sf_demod_ops = { .delsys = { SYS_DVBT }, .info = { .name = "MaxLinear MxL111SF DVB-T demodulator", - .frequency_min = 177000000, - .frequency_max = 858000000, - .frequency_stepsize = 166666, + .frequency_min_hz = 177 * MHz, + .frequency_max_hz = 858 * MHz, + .frequency_stepsize_hz = 166666, .caps = FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 | FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO | FE_CAN_QPSK | FE_CAN_QAM_16 | FE_CAN_QAM_64 | @@ -579,7 +571,7 @@ static struct dvb_frontend_ops mxl111sf_demod_ops = { }; struct dvb_frontend *mxl111sf_demod_attach(struct mxl111sf_state *mxl_state, - struct mxl111sf_demod_config *cfg) + const struct mxl111sf_demod_config *cfg) { struct mxl111sf_demod_state *state = NULL; @@ -601,12 +593,6 @@ struct dvb_frontend *mxl111sf_demod_attach(struct mxl111sf_state *mxl_state, EXPORT_SYMBOL_GPL(mxl111sf_demod_attach); MODULE_DESCRIPTION("MaxLinear MxL111SF DVB-T demodulator driver"); -MODULE_AUTHOR("Michael Krufky <mkrufky@kernellabs.com>"); +MODULE_AUTHOR("Michael Krufky <mkrufky@linuxtv.org>"); MODULE_LICENSE("GPL"); MODULE_VERSION("0.1"); - -/* - * Local variables: - * c-basic-offset: 8 - * End: - */ |