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