1 /* 2 * Copyright (C) 2010 Michael Krufky (mkrufky@kernellabs.com) 3 * 4 * This program is free software; you can redistribute it and/or modify it 5 * under the terms of the GNU General Public License as published by the Free 6 * Software Foundation, version 2. 7 * 8 * see Documentation/dvb/README.dvb-usb for more information 9 */ 10 11 #ifndef _DVB_USB_MXL111SF_H_ 12 #define _DVB_USB_MXL111SF_H_ 13 14 #ifdef DVB_USB_LOG_PREFIX 15 #undef DVB_USB_LOG_PREFIX 16 #endif 17 #define DVB_USB_LOG_PREFIX "mxl111sf" 18 #include "dvb-usb.h" 19 #include <media/tveeprom.h> 20 21 #define MXL_EP1_REG_READ 1 22 #define MXL_EP2_REG_WRITE 2 23 #define MXL_EP3_INTERRUPT 3 24 #define MXL_EP4_MPEG2 4 25 #define MXL_EP5_I2S 5 26 #define MXL_EP6_656 6 27 #define MXL_EP6_MPEG2 6 28 29 #ifdef USING_ENUM_mxl111sf_current_mode 30 enum mxl111sf_current_mode { 31 mxl_mode_dvbt = MXL_EP4_MPEG2, 32 mxl_mode_mh = MXL_EP5_I2S, 33 mxl_mode_atsc = MXL_EP6_MPEG2, 34 }; 35 #endif 36 37 enum mxl111sf_gpio_port_expander { 38 mxl111sf_gpio_hw, 39 mxl111sf_PCA9534, 40 }; 41 42 struct mxl111sf_state { 43 struct dvb_usb_device *d; 44 45 enum mxl111sf_gpio_port_expander gpio_port_expander; 46 u8 port_expander_addr; 47 48 u8 chip_id; 49 u8 chip_ver; 50 #define MXL111SF_V6 1 51 #define MXL111SF_V8_100 2 52 #define MXL111SF_V8_200 3 53 u8 chip_rev; 54 55 #ifdef USING_ENUM_mxl111sf_current_mode 56 enum mxl111sf_current_mode current_mode; 57 #endif 58 59 #define MXL_TUNER_MODE 0 60 #define MXL_SOC_MODE 1 61 #define MXL_DEV_MODE_MASK 0x01 62 #if 1 63 int device_mode; 64 #endif 65 /* use usb alt setting 1 for EP4 ISOC transfer (dvb-t), 66 EP5 BULK transfer (atsc-mh), 67 EP6 BULK transfer (atsc/qam), 68 use usb alt setting 2 for EP4 BULK transfer (dvb-t), 69 EP5 ISOC transfer (atsc-mh), 70 EP6 ISOC transfer (atsc/qam), 71 */ 72 int alt_mode; 73 int gpio_mode; 74 struct tveeprom tv; 75 76 struct mutex fe_lock; 77 }; 78 79 struct mxl111sf_adap_state { 80 int alt_mode; 81 int gpio_mode; 82 int device_mode; 83 int ep6_clockphase; 84 int (*fe_init)(struct dvb_frontend *); 85 int (*fe_sleep)(struct dvb_frontend *); 86 }; 87 88 int mxl111sf_read_reg(struct mxl111sf_state *state, u8 addr, u8 *data); 89 int mxl111sf_write_reg(struct mxl111sf_state *state, u8 addr, u8 data); 90 91 struct mxl111sf_reg_ctrl_info { 92 u8 addr; 93 u8 mask; 94 u8 data; 95 }; 96 97 int mxl111sf_write_reg_mask(struct mxl111sf_state *state, 98 u8 addr, u8 mask, u8 data); 99 int mxl111sf_ctrl_program_regs(struct mxl111sf_state *state, 100 struct mxl111sf_reg_ctrl_info *ctrl_reg_info); 101 102 /* needed for hardware i2c functions in mxl111sf-i2c.c: 103 * mxl111sf_i2c_send_data / mxl111sf_i2c_get_data */ 104 int mxl111sf_ctrl_msg(struct dvb_usb_device *d, 105 u8 cmd, u8 *wbuf, int wlen, u8 *rbuf, int rlen); 106 107 #define mxl_printk(kern, fmt, arg...) \ 108 printk(kern "%s: " fmt "\n", __func__, ##arg) 109 110 #define mxl_info(fmt, arg...) \ 111 mxl_printk(KERN_INFO, fmt, ##arg) 112 113 extern int dvb_usb_mxl111sf_debug; 114 #define mxl_debug(fmt, arg...) \ 115 if (dvb_usb_mxl111sf_debug) \ 116 mxl_printk(KERN_DEBUG, fmt, ##arg) 117 118 #define MXL_I2C_DBG 0x04 119 #define MXL_ADV_DBG 0x10 120 #define mxl_debug_adv(fmt, arg...) \ 121 if (dvb_usb_mxl111sf_debug & MXL_ADV_DBG) \ 122 mxl_printk(KERN_DEBUG, fmt, ##arg) 123 124 #define mxl_i2c(fmt, arg...) \ 125 if (dvb_usb_mxl111sf_debug & MXL_I2C_DBG) \ 126 mxl_printk(KERN_DEBUG, fmt, ##arg) 127 128 #define mxl_i2c_adv(fmt, arg...) \ 129 if ((dvb_usb_mxl111sf_debug & (MXL_I2C_DBG | MXL_ADV_DBG)) == \ 130 (MXL_I2C_DBG | MXL_ADV_DBG)) \ 131 mxl_printk(KERN_DEBUG, fmt, ##arg) 132 133 /* The following allows the mxl_fail() macro defined below to work 134 * in externel modules, such as mxl111sf-tuner.ko, even though 135 * dvb_usb_mxl111sf_debug is not defined within those modules */ 136 #if (defined(__MXL111SF_TUNER_H__)) || (defined(__MXL111SF_DEMOD_H__)) 137 #define MXL_ADV_DEBUG_ENABLED MXL_ADV_DBG 138 #else 139 #define MXL_ADV_DEBUG_ENABLED dvb_usb_mxl111sf_debug 140 #endif 141 142 #define mxl_fail(ret) \ 143 ({ \ 144 int __ret; \ 145 __ret = (ret < 0); \ 146 if ((__ret) && (MXL_ADV_DEBUG_ENABLED & MXL_ADV_DBG)) \ 147 mxl_printk(KERN_ERR, "error %d on line %d", \ 148 ret, __LINE__); \ 149 __ret; \ 150 }) 151 152 #endif /* _DVB_USB_MXL111SF_H_ */ 153 154 /* 155 * Local variables: 156 * c-basic-offset: 8 157 * End: 158 */ 159