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