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95 lines
2.1 KiB
95 lines
2.1 KiB
/* |
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* Realtek RTL2832 DVB-T demodulator driver |
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* |
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* Copyright (C) 2012 Thomas Mair <thomas.mair86@gmail.com> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License along |
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* with this program; if not, write to the Free Software Foundation, Inc., |
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
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*/ |
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#ifndef RTL2832_H |
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#define RTL2832_H |
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#include <linux/kconfig.h> |
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#include <linux/dvb/frontend.h> |
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struct rtl2832_config { |
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/* |
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* Demodulator I2C address. |
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*/ |
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u8 i2c_addr; |
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/* |
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* Xtal frequency. |
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* Hz |
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* 4000000, 16000000, 25000000, 28800000 |
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*/ |
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u32 xtal; |
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/* |
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* tuner |
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* XXX: This must be keep sync with dvb_usb_rtl28xxu demod driver. |
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*/ |
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#define RTL2832_TUNER_TUA9001 0x24 |
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#define RTL2832_TUNER_FC0012 0x26 |
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#define RTL2832_TUNER_E4000 0x27 |
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#define RTL2832_TUNER_FC0013 0x29 |
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#define RTL2832_TUNER_R820T 0x2a |
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#define RTL2832_TUNER_R828D 0x2b |
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u8 tuner; |
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}; |
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#if IS_ENABLED(CONFIG_DVB_RTL2832) |
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struct dvb_frontend *rtl2832_attach( |
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const struct rtl2832_config *cfg, |
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struct i2c_adapter *i2c |
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); |
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extern struct i2c_adapter *rtl2832_get_i2c_adapter( |
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struct dvb_frontend *fe |
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); |
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extern struct i2c_adapter *rtl2832_get_private_i2c_adapter( |
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struct dvb_frontend *fe |
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); |
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#else |
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static inline struct dvb_frontend *rtl2832_attach( |
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const struct rtl2832_config *config, |
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struct i2c_adapter *i2c |
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) |
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{ |
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pr_warn("%s: driver disabled by Kconfig\n", __func__); |
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return NULL; |
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} |
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static inline struct i2c_adapter *rtl2832_get_i2c_adapter( |
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struct dvb_frontend *fe |
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) |
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{ |
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return NULL; |
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} |
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static inline struct i2c_adapter *rtl2832_get_private_i2c_adapter( |
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struct dvb_frontend *fe |
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) |
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{ |
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return NULL; |
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} |
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#endif |
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#endif /* RTL2832_H */
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