| 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
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| 2 | /* |
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| 3 | * mxl111sf-tuner.h - driver for the MaxLinear MXL111SF CMOS tuner |
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| 4 | * |
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| 5 | * Copyright (C) 2010-2014 Michael Krufky <mkrufky@linuxtv.org> |
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| 6 | */ |
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| 7 | |
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| 8 | #ifndef __MXL111SF_TUNER_H__ |
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| 9 | #define __MXL111SF_TUNER_H__ |
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| 10 | |
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| 11 | #include <media/dvb_frontend.h> |
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| 12 | #include "mxl111sf.h" |
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| 13 | |
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| 14 | enum mxl_if_freq { |
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| 15 | #if 0 |
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| 16 | MXL_IF_LO = 0x00, /* other IF < 9MHz */ |
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| 17 | #endif |
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| 18 | MXL_IF_4_0 = 0x01, /* 4.0 MHz */ |
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| 19 | MXL_IF_4_5 = 0x02, /* 4.5 MHz */ |
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| 20 | MXL_IF_4_57 = 0x03, /* 4.57 MHz */ |
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| 21 | MXL_IF_5_0 = 0x04, /* 5.0 MHz */ |
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| 22 | MXL_IF_5_38 = 0x05, /* 5.38 MHz */ |
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| 23 | MXL_IF_6_0 = 0x06, /* 6.0 MHz */ |
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| 24 | MXL_IF_6_28 = 0x07, /* 6.28 MHz */ |
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| 25 | MXL_IF_7_2 = 0x08, /* 7.2 MHz */ |
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| 26 | MXL_IF_35_25 = 0x09, /* 35.25 MHz */ |
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| 27 | MXL_IF_36 = 0x0a, /* 36 MHz */ |
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| 28 | MXL_IF_36_15 = 0x0b, /* 36.15 MHz */ |
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| 29 | MXL_IF_44 = 0x0c, /* 44 MHz */ |
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| 30 | #if 0 |
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| 31 | MXL_IF_HI = 0x0f, /* other IF > 35 MHz and < 45 MHz */ |
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| 32 | #endif |
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| 33 | }; |
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| 34 | |
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| 35 | struct mxl111sf_tuner_config { |
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| 36 | enum mxl_if_freq if_freq; |
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| 37 | unsigned int invert_spectrum:1; |
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| 38 | |
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| 39 | int (*read_reg)(struct mxl111sf_state *state, u8 addr, u8 *data); |
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| 40 | int (*write_reg)(struct mxl111sf_state *state, u8 addr, u8 data); |
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| 41 | int (*program_regs)(struct mxl111sf_state *state, |
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| 42 | struct mxl111sf_reg_ctrl_info *ctrl_reg_info); |
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| 43 | int (*top_master_ctrl)(struct mxl111sf_state *state, int onoff); |
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| 44 | int (*ant_hunt)(struct dvb_frontend *fe); |
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| 45 | }; |
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| 46 | |
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| 47 | /* ------------------------------------------------------------------------ */ |
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| 48 | |
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| 49 | #if IS_ENABLED(CONFIG_DVB_USB_MXL111SF) |
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| 50 | extern |
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| 51 | struct dvb_frontend *mxl111sf_tuner_attach(struct dvb_frontend *fe, |
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| 52 | struct mxl111sf_state *mxl_state, |
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| 53 | const struct mxl111sf_tuner_config *cfg); |
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| 54 | #else |
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| 55 | static inline |
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| 56 | struct dvb_frontend *mxl111sf_tuner_attach(struct dvb_frontend *fe, |
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| 57 | struct mxl111sf_state *mxl_state, |
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| 58 | const struct mxl111sf_tuner_config *cfg) |
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| 59 | { |
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| 60 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n" , __func__); |
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| 61 | return NULL; |
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| 62 | } |
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| 63 | #endif |
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| 64 | |
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| 65 | #endif /* __MXL111SF_TUNER_H__ */ |
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| 66 | |
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