75 lines
2.3 KiB
C
75 lines
2.3 KiB
C
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/*
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* mxl111sf-tuner.h - driver for the MaxLinear MXL111SF CMOS tuner
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*
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* Copyright (C) 2010-2014 Michael Krufky <mkrufky@linuxtv.org>
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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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#ifndef __MXL111SF_TUNER_H__
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#define __MXL111SF_TUNER_H__
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#include "dvb_frontend.h"
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#include "mxl111sf.h"
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enum mxl_if_freq {
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#if 0
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MXL_IF_LO = 0x00, /* other IF < 9MHz */
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#endif
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MXL_IF_4_0 = 0x01, /* 4.0 MHz */
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MXL_IF_4_5 = 0x02, /* 4.5 MHz */
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MXL_IF_4_57 = 0x03, /* 4.57 MHz */
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MXL_IF_5_0 = 0x04, /* 5.0 MHz */
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MXL_IF_5_38 = 0x05, /* 5.38 MHz */
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MXL_IF_6_0 = 0x06, /* 6.0 MHz */
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MXL_IF_6_28 = 0x07, /* 6.28 MHz */
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MXL_IF_7_2 = 0x08, /* 7.2 MHz */
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MXL_IF_35_25 = 0x09, /* 35.25 MHz */
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MXL_IF_36 = 0x0a, /* 36 MHz */
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MXL_IF_36_15 = 0x0b, /* 36.15 MHz */
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MXL_IF_44 = 0x0c, /* 44 MHz */
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#if 0
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MXL_IF_HI = 0x0f, /* other IF > 35 MHz and < 45 MHz */
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#endif
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};
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struct mxl111sf_tuner_config {
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enum mxl_if_freq if_freq;
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unsigned int invert_spectrum:1;
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int (*read_reg)(struct mxl111sf_state *state, u8 addr, u8 *data);
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int (*write_reg)(struct mxl111sf_state *state, u8 addr, u8 data);
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int (*program_regs)(struct mxl111sf_state *state,
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struct mxl111sf_reg_ctrl_info *ctrl_reg_info);
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int (*top_master_ctrl)(struct mxl111sf_state *state, int onoff);
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int (*ant_hunt)(struct dvb_frontend *fe);
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};
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/* ------------------------------------------------------------------------ */
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#if IS_ENABLED(CONFIG_DVB_USB_MXL111SF)
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extern
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struct dvb_frontend *mxl111sf_tuner_attach(struct dvb_frontend *fe,
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struct mxl111sf_state *mxl_state,
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const struct mxl111sf_tuner_config *cfg);
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#else
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static inline
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struct dvb_frontend *mxl111sf_tuner_attach(struct dvb_frontend *fe,
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struct mxl111sf_state *mxl_state,
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const struct mxl111sf_tuner_config *cfg)
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{
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printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
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return NULL;
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}
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#endif
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#endif /* __MXL111SF_TUNER_H__ */
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