linuxdebug/drivers/media/usb/dvb-usb-v2/mxl111sf.h

169 lines
4.3 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2010-2014 Michael Krufky (mkrufky@linuxtv.org)
*
* see Documentation/driver-api/media/drivers/dvb-usb.rst for more information
*/
#ifndef _DVB_USB_MXL111SF_H_
#define _DVB_USB_MXL111SF_H_
#ifdef DVB_USB_LOG_PREFIX
#undef DVB_USB_LOG_PREFIX
#endif
#define DVB_USB_LOG_PREFIX "mxl111sf"
#include "dvb_usb.h"
#include <media/tveeprom.h>
#include <media/media-entity.h>
/* Max transfer size done by I2C transfer functions */
#define MXL_MAX_XFER_SIZE 64
#define MXL_EP1_REG_READ 1
#define MXL_EP2_REG_WRITE 2
#define MXL_EP3_INTERRUPT 3
#define MXL_EP4_MPEG2 4
#define MXL_EP5_I2S 5
#define MXL_EP6_656 6
#define MXL_EP6_MPEG2 6
#ifdef USING_ENUM_mxl111sf_current_mode
enum mxl111sf_current_mode {
mxl_mode_dvbt = MXL_EP4_MPEG2,
mxl_mode_mh = MXL_EP5_I2S,
mxl_mode_atsc = MXL_EP6_MPEG2,
};
#endif
enum mxl111sf_gpio_port_expander {
mxl111sf_gpio_hw,
mxl111sf_PCA9534,
};
struct mxl111sf_adap_state {
int alt_mode;
int gpio_mode;
int device_mode;
int ep6_clockphase;
int (*fe_init)(struct dvb_frontend *);
int (*fe_sleep)(struct dvb_frontend *);
};
enum mxl111sf_pads {
MXL111SF_PAD_RF_INPUT,
MXL111SF_PAD_OUTPUT,
MXL111SF_NUM_PADS
};
struct mxl111sf_state {
struct dvb_usb_device *d;
enum mxl111sf_gpio_port_expander gpio_port_expander;
u8 port_expander_addr;
u8 chip_id;
u8 chip_ver;
#define MXL111SF_V6 1
#define MXL111SF_V8_100 2
#define MXL111SF_V8_200 3
u8 chip_rev;
#ifdef USING_ENUM_mxl111sf_current_mode
enum mxl111sf_current_mode current_mode;
#endif
#define MXL_TUNER_MODE 0
#define MXL_SOC_MODE 1
#define MXL_DEV_MODE_MASK 0x01
#if 1
int device_mode;
#endif
/* use usb alt setting 1 for EP4 ISOC transfer (dvb-t),
EP5 BULK transfer (atsc-mh),
EP6 BULK transfer (atsc/qam),
use usb alt setting 2 for EP4 BULK transfer (dvb-t),
EP5 ISOC transfer (atsc-mh),
EP6 ISOC transfer (atsc/qam),
*/
int alt_mode;
int gpio_mode;
struct tveeprom tv;
struct mutex fe_lock;
u8 num_frontends;
struct mxl111sf_adap_state adap_state[3];
u8 sndbuf[MXL_MAX_XFER_SIZE];
u8 rcvbuf[MXL_MAX_XFER_SIZE];
struct mutex msg_lock;
#ifdef CONFIG_MEDIA_CONTROLLER_DVB
struct media_entity tuner;
struct media_pad tuner_pads[MXL111SF_NUM_PADS];
#endif
};
int mxl111sf_read_reg(struct mxl111sf_state *state, u8 addr, u8 *data);
int mxl111sf_write_reg(struct mxl111sf_state *state, u8 addr, u8 data);
struct mxl111sf_reg_ctrl_info {
u8 addr;
u8 mask;
u8 data;
};
int mxl111sf_write_reg_mask(struct mxl111sf_state *state,
u8 addr, u8 mask, u8 data);
int mxl111sf_ctrl_program_regs(struct mxl111sf_state *state,
struct mxl111sf_reg_ctrl_info *ctrl_reg_info);
/* needed for hardware i2c functions in mxl111sf-i2c.c:
* mxl111sf_i2c_send_data / mxl111sf_i2c_get_data */
int mxl111sf_ctrl_msg(struct mxl111sf_state *state,
u8 cmd, u8 *wbuf, int wlen, u8 *rbuf, int rlen);
#define mxl_printk(kern, fmt, arg...) \
printk(kern "%s: " fmt "\n", __func__, ##arg)
#define mxl_info(fmt, arg...) \
mxl_printk(KERN_INFO, fmt, ##arg)
extern int dvb_usb_mxl111sf_debug;
#define mxl_debug(fmt, arg...) \
if (dvb_usb_mxl111sf_debug) \
mxl_printk(KERN_DEBUG, fmt, ##arg)
#define MXL_I2C_DBG 0x04
#define MXL_ADV_DBG 0x10
#define mxl_debug_adv(fmt, arg...) \
if (dvb_usb_mxl111sf_debug & MXL_ADV_DBG) \
mxl_printk(KERN_DEBUG, fmt, ##arg)
#define mxl_i2c(fmt, arg...) \
if (dvb_usb_mxl111sf_debug & MXL_I2C_DBG) \
mxl_printk(KERN_DEBUG, fmt, ##arg)
#define mxl_i2c_adv(fmt, arg...) \
if ((dvb_usb_mxl111sf_debug & (MXL_I2C_DBG | MXL_ADV_DBG)) == \
(MXL_I2C_DBG | MXL_ADV_DBG)) \
mxl_printk(KERN_DEBUG, fmt, ##arg)
/* The following allows the mxl_fail() macro defined below to work
* in externel modules, such as mxl111sf-tuner.ko, even though
* dvb_usb_mxl111sf_debug is not defined within those modules */
#if (defined(__MXL111SF_TUNER_H__)) || (defined(__MXL111SF_DEMOD_H__))
#define MXL_ADV_DEBUG_ENABLED MXL_ADV_DBG
#else
#define MXL_ADV_DEBUG_ENABLED dvb_usb_mxl111sf_debug
#endif
#define mxl_fail(ret) \
({ \
int __ret; \
__ret = (ret < 0); \
if ((__ret) && (MXL_ADV_DEBUG_ENABLED & MXL_ADV_DBG)) \
mxl_printk(KERN_ERR, "error %d on line %d", \
ret, __LINE__); \
__ret; \
})
#endif /* _DVB_USB_MXL111SF_H_ */