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1/* SPDX-License-Identifier: GPL-2.0-only */2/*3 * Copyright (C) 2010-2014 Michael Krufky (mkrufky@linuxtv.org)4 *5 * see Documentation/driver-api/media/drivers/dvb-usb.rst for more information6 */7 8#ifndef _DVB_USB_MXL111SF_H_9#define _DVB_USB_MXL111SF_H_10 11#ifdef DVB_USB_LOG_PREFIX12#undef DVB_USB_LOG_PREFIX13#endif14#define DVB_USB_LOG_PREFIX "mxl111sf"15#include "dvb_usb.h"16#include <media/tveeprom.h>17#include <media/media-entity.h>18 19/* Max transfer size done by I2C transfer functions */20#define MXL_MAX_XFER_SIZE 6421 22#define MXL_EP1_REG_READ 123#define MXL_EP2_REG_WRITE 224#define MXL_EP3_INTERRUPT 325#define MXL_EP4_MPEG2 426#define MXL_EP5_I2S 527#define MXL_EP6_656 628#define MXL_EP6_MPEG2 629 30#ifdef USING_ENUM_mxl111sf_current_mode31enum mxl111sf_current_mode {32 mxl_mode_dvbt = MXL_EP4_MPEG2,33 mxl_mode_mh = MXL_EP5_I2S,34 mxl_mode_atsc = MXL_EP6_MPEG2,35};36#endif37 38enum mxl111sf_gpio_port_expander {39 mxl111sf_gpio_hw,40 mxl111sf_PCA9534,41};42 43struct mxl111sf_adap_state {44 int alt_mode;45 int gpio_mode;46 int device_mode;47 int ep6_clockphase;48 int (*fe_init)(struct dvb_frontend *);49 int (*fe_sleep)(struct dvb_frontend *);50};51 52enum mxl111sf_pads {53 MXL111SF_PAD_RF_INPUT,54 MXL111SF_PAD_OUTPUT,55 MXL111SF_NUM_PADS56};57 58struct mxl111sf_state {59 struct dvb_usb_device *d;60 61 enum mxl111sf_gpio_port_expander gpio_port_expander;62 u8 port_expander_addr;63 64 u8 chip_id;65 u8 chip_ver;66#define MXL111SF_V6 167#define MXL111SF_V8_100 268#define MXL111SF_V8_200 369 u8 chip_rev;70 71#ifdef USING_ENUM_mxl111sf_current_mode72 enum mxl111sf_current_mode current_mode;73#endif74 75#define MXL_TUNER_MODE 076#define MXL_SOC_MODE 177#define MXL_DEV_MODE_MASK 0x0178#if 179 int device_mode;80#endif81 /* use usb alt setting 1 for EP4 ISOC transfer (dvb-t),82 EP5 BULK transfer (atsc-mh),83 EP6 BULK transfer (atsc/qam),84 use usb alt setting 2 for EP4 BULK transfer (dvb-t),85 EP5 ISOC transfer (atsc-mh),86 EP6 ISOC transfer (atsc/qam),87 */88 int alt_mode;89 int gpio_mode;90 struct tveeprom tv;91 92 struct mutex fe_lock;93 u8 num_frontends;94 struct mxl111sf_adap_state adap_state[3];95 u8 sndbuf[MXL_MAX_XFER_SIZE];96 u8 rcvbuf[MXL_MAX_XFER_SIZE];97 struct mutex msg_lock;98#ifdef CONFIG_MEDIA_CONTROLLER_DVB99 struct media_entity tuner;100 struct media_pad tuner_pads[MXL111SF_NUM_PADS];101#endif102};103 104int mxl111sf_read_reg(struct mxl111sf_state *state, u8 addr, u8 *data);105int mxl111sf_write_reg(struct mxl111sf_state *state, u8 addr, u8 data);106 107struct mxl111sf_reg_ctrl_info {108 u8 addr;109 u8 mask;110 u8 data;111};112 113int mxl111sf_write_reg_mask(struct mxl111sf_state *state,114 u8 addr, u8 mask, u8 data);115int mxl111sf_ctrl_program_regs(struct mxl111sf_state *state,116 struct mxl111sf_reg_ctrl_info *ctrl_reg_info);117 118/* needed for hardware i2c functions in mxl111sf-i2c.c:119 * mxl111sf_i2c_send_data / mxl111sf_i2c_get_data */120int mxl111sf_ctrl_msg(struct mxl111sf_state *state,121 u8 cmd, u8 *wbuf, int wlen, u8 *rbuf, int rlen);122 123#define mxl_printk(kern, fmt, arg...) \124 printk(kern "%s: " fmt "\n", __func__, ##arg)125 126#define mxl_info(fmt, arg...) \127 mxl_printk(KERN_INFO, fmt, ##arg)128 129extern int dvb_usb_mxl111sf_debug;130#define mxl_debug(fmt, arg...) \131 if (dvb_usb_mxl111sf_debug) \132 mxl_printk(KERN_DEBUG, fmt, ##arg)133 134#define MXL_I2C_DBG 0x04135#define MXL_ADV_DBG 0x10136#define mxl_debug_adv(fmt, arg...) \137 if (dvb_usb_mxl111sf_debug & MXL_ADV_DBG) \138 mxl_printk(KERN_DEBUG, fmt, ##arg)139 140#define mxl_i2c(fmt, arg...) \141 if (dvb_usb_mxl111sf_debug & MXL_I2C_DBG) \142 mxl_printk(KERN_DEBUG, fmt, ##arg)143 144#define mxl_i2c_adv(fmt, arg...) \145 if ((dvb_usb_mxl111sf_debug & (MXL_I2C_DBG | MXL_ADV_DBG)) == \146 (MXL_I2C_DBG | MXL_ADV_DBG)) \147 mxl_printk(KERN_DEBUG, fmt, ##arg)148 149/* The following allows the mxl_fail() macro defined below to work150 * in externel modules, such as mxl111sf-tuner.ko, even though151 * dvb_usb_mxl111sf_debug is not defined within those modules */152#if (defined(__MXL111SF_TUNER_H__)) || (defined(__MXL111SF_DEMOD_H__))153#define MXL_ADV_DEBUG_ENABLED MXL_ADV_DBG154#else155#define MXL_ADV_DEBUG_ENABLED dvb_usb_mxl111sf_debug156#endif157 158#define mxl_fail(ret) \159({ \160 int __ret; \161 __ret = (ret < 0); \162 if ((__ret) && (MXL_ADV_DEBUG_ENABLED & MXL_ADV_DBG)) \163 mxl_printk(KERN_ERR, "error %d on line %d", \164 ret, __LINE__); \165 __ret; \166})167 168#endif /* _DVB_USB_MXL111SF_H_ */169