diff options
Diffstat (limited to 'drivers/media/tuners/fc0013.c')
| -rw-r--r-- | drivers/media/tuners/fc0013.c | 98 |
1 files changed, 8 insertions, 90 deletions
diff --git a/drivers/media/tuners/fc0013.c b/drivers/media/tuners/fc0013.c index bd8f0f1e8f3b..90d2ef067594 100644 --- a/drivers/media/tuners/fc0013.c +++ b/drivers/media/tuners/fc0013.c @@ -1,24 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Fitipower FC0013 tuner driver * * Copyright (C) 2012 Hans-Frieder Vogt <hfvogt@gmx.net> * partially based on driver code from Fitipower * Copyright (C) 2010 Fitipower Integrated Technology Inc - * - * 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 "fc0013.h" @@ -52,11 +38,10 @@ static int fc0013_readreg(struct fc0013_priv *priv, u8 reg, u8 *val) return 0; } -static int fc0013_release(struct dvb_frontend *fe) +static void fc0013_release(struct dvb_frontend *fe) { kfree(fe->tuner_priv); fe->tuner_priv = NULL; - return 0; } static int fc0013_init(struct dvb_frontend *fe) @@ -127,70 +112,6 @@ static int fc0013_sleep(struct dvb_frontend *fe) return 0; } -int fc0013_rc_cal_add(struct dvb_frontend *fe, int rc_val) -{ - struct fc0013_priv *priv = fe->tuner_priv; - int ret; - u8 rc_cal; - int val; - - if (fe->ops.i2c_gate_ctrl) - fe->ops.i2c_gate_ctrl(fe, 1); /* open I2C-gate */ - - /* push rc_cal value, get rc_cal value */ - ret = fc0013_writereg(priv, 0x10, 0x00); - if (ret) - goto error_out; - - /* get rc_cal value */ - ret = fc0013_readreg(priv, 0x10, &rc_cal); - if (ret) - goto error_out; - - rc_cal &= 0x0f; - - val = (int)rc_cal + rc_val; - - /* forcing rc_cal */ - ret = fc0013_writereg(priv, 0x0d, 0x11); - if (ret) - goto error_out; - - /* modify rc_cal value */ - if (val > 15) - ret = fc0013_writereg(priv, 0x10, 0x0f); - else if (val < 0) - ret = fc0013_writereg(priv, 0x10, 0x00); - else - ret = fc0013_writereg(priv, 0x10, (u8)val); - -error_out: - if (fe->ops.i2c_gate_ctrl) - fe->ops.i2c_gate_ctrl(fe, 0); /* close I2C-gate */ - - return ret; -} -EXPORT_SYMBOL(fc0013_rc_cal_add); - -int fc0013_rc_cal_reset(struct dvb_frontend *fe) -{ - struct fc0013_priv *priv = fe->tuner_priv; - int ret; - - if (fe->ops.i2c_gate_ctrl) - fe->ops.i2c_gate_ctrl(fe, 1); /* open I2C-gate */ - - ret = fc0013_writereg(priv, 0x0d, 0x01); - if (!ret) - ret = fc0013_writereg(priv, 0x10, 0x00); - - if (fe->ops.i2c_gate_ctrl) - fe->ops.i2c_gate_ctrl(fe, 0); /* close I2C-gate */ - - return ret; -} -EXPORT_SYMBOL(fc0013_rc_cal_reset); - static int fc0013_set_vhf_track(struct fc0013_priv *priv, u32 freq) { int ret; @@ -217,8 +138,6 @@ static int fc0013_set_vhf_track(struct fc0013_priv *priv, u32 freq) } else { /* UHF and GPS */ ret = fc0013_writereg(priv, 0x1d, tmp | 0x1c); } - if (ret) - goto error_out; error_out: return ret; } @@ -233,7 +152,7 @@ static int fc0013_set_params(struct dvb_frontend *fe) unsigned char reg[7], am, pm, multi, tmp; unsigned long f_vco; unsigned short xtal_freq_khz_2, xin, xdiv; - int vco_select = false; + bool vco_select = false; if (fe->callback) { ret = fe->callback(priv->i2c, DVB_FRONTEND_COMPONENT_TUNER, @@ -518,7 +437,7 @@ static int fc0013_get_rf_strength(struct dvb_frontend *fe, u16 *strength) int ret; unsigned char tmp; int int_temp, lna_gain, int_lna, tot_agc_gain, power; - const int fc0013_lna_gain_table[] = { + static const int fc0013_lna_gain_table[] = { /* low gain */ -63, -58, -99, -73, -63, -65, -54, -60, @@ -581,11 +500,10 @@ exit: static const struct dvb_tuner_ops fc0013_tuner_ops = { .info = { - .name = "Fitipower FC0013", + .name = "Fitipower FC0013", - .frequency_min = 37000000, /* estimate */ - .frequency_max = 1680000000, /* CHECK */ - .frequency_step = 0, + .frequency_min_hz = 37 * MHz, /* estimate */ + .frequency_max_hz = 1680 * MHz, /* CHECK */ }, .release = fc0013_release, @@ -626,7 +544,7 @@ struct dvb_frontend *fc0013_attach(struct dvb_frontend *fe, return fe; } -EXPORT_SYMBOL(fc0013_attach); +EXPORT_SYMBOL_GPL(fc0013_attach); MODULE_DESCRIPTION("Fitipower FC0013 silicon tuner driver"); MODULE_AUTHOR("Hans-Frieder Vogt <hfvogt@gmx.net>"); |