| Kyle Swenson | 8d8f654 | 2021-03-15 11:02:55 -0600 | [diff] [blame^] | 1 | /* |
| 2 | * mxl111sf-tuner.h - driver for the MaxLinear MXL111SF CMOS tuner |
| 3 | * |
| 4 | * Copyright (C) 2010-2014 Michael Krufky <mkrufky@linuxtv.org> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 19 | */ |
| 20 | |
| 21 | #ifndef __MXL111SF_TUNER_H__ |
| 22 | #define __MXL111SF_TUNER_H__ |
| 23 | |
| 24 | #include <linux/kconfig.h> |
| 25 | #include "dvb_frontend.h" |
| 26 | #include "mxl111sf.h" |
| 27 | |
| 28 | enum mxl_if_freq { |
| 29 | #if 0 |
| 30 | MXL_IF_LO = 0x00, /* other IF < 9MHz */ |
| 31 | #endif |
| 32 | MXL_IF_4_0 = 0x01, /* 4.0 MHz */ |
| 33 | MXL_IF_4_5 = 0x02, /* 4.5 MHz */ |
| 34 | MXL_IF_4_57 = 0x03, /* 4.57 MHz */ |
| 35 | MXL_IF_5_0 = 0x04, /* 5.0 MHz */ |
| 36 | MXL_IF_5_38 = 0x05, /* 5.38 MHz */ |
| 37 | MXL_IF_6_0 = 0x06, /* 6.0 MHz */ |
| 38 | MXL_IF_6_28 = 0x07, /* 6.28 MHz */ |
| 39 | MXL_IF_7_2 = 0x08, /* 7.2 MHz */ |
| 40 | MXL_IF_35_25 = 0x09, /* 35.25 MHz */ |
| 41 | MXL_IF_36 = 0x0a, /* 36 MHz */ |
| 42 | MXL_IF_36_15 = 0x0b, /* 36.15 MHz */ |
| 43 | MXL_IF_44 = 0x0c, /* 44 MHz */ |
| 44 | #if 0 |
| 45 | MXL_IF_HI = 0x0f, /* other IF > 35 MHz and < 45 MHz */ |
| 46 | #endif |
| 47 | }; |
| 48 | |
| 49 | struct mxl111sf_tuner_config { |
| 50 | enum mxl_if_freq if_freq; |
| 51 | unsigned int invert_spectrum:1; |
| 52 | |
| 53 | int (*read_reg)(struct mxl111sf_state *state, u8 addr, u8 *data); |
| 54 | int (*write_reg)(struct mxl111sf_state *state, u8 addr, u8 data); |
| 55 | int (*program_regs)(struct mxl111sf_state *state, |
| 56 | struct mxl111sf_reg_ctrl_info *ctrl_reg_info); |
| 57 | int (*top_master_ctrl)(struct mxl111sf_state *state, int onoff); |
| 58 | int (*ant_hunt)(struct dvb_frontend *fe); |
| 59 | }; |
| 60 | |
| 61 | /* ------------------------------------------------------------------------ */ |
| 62 | |
| 63 | #if IS_ENABLED(CONFIG_DVB_USB_MXL111SF) |
| 64 | extern |
| 65 | struct dvb_frontend *mxl111sf_tuner_attach(struct dvb_frontend *fe, |
| 66 | struct mxl111sf_state *mxl_state, |
| 67 | struct mxl111sf_tuner_config *cfg); |
| 68 | #else |
| 69 | static inline |
| 70 | struct dvb_frontend *mxl111sf_tuner_attach(struct dvb_frontend *fe, |
| 71 | struct mxl111sf_state *mxl_state, |
| 72 | struct mxl111sf_tuner_config *cfg) |
| 73 | { |
| 74 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
| 75 | return NULL; |
| 76 | } |
| 77 | #endif |
| 78 | |
| 79 | #endif /* __MXL111SF_TUNER_H__ */ |