#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/kernel.h>
#include <linux/timer.h>
#include <linux/errno.h>
#include <linux/slab.h>
#include <linux/init.h>
#include <linux/device.h>
#include <linux/firmware.h>
#include <linux/mutex.h>
#include <asm/unaligned.h>
#include "usbatm.h"

Data Structures
struct	cxacru_modem_type

struct	cxacru_data

Macros
#define	DRIVER_AUTHOR "Roman Kagan, David Woodhouse, Duncan Sands, Simon Arlott"

#define	DRIVER_VERSION "0.4"

#define	DRIVER_DESC "Conexant AccessRunner ADSL USB modem driver"

#define	CXACRU_EP_CMD 0x01 /* Bulk/interrupt in/out */

#define	CXACRU_EP_DATA 0x02 /* Bulk in/out */

#define	CMD_PACKET_SIZE 64 /* Should be maxpacket(ep)? */

#define	CMD_MAX_CONFIG ((CMD_PACKET_SIZE / 4 - 1) / 2)

#define	PLLFCLK_ADDR 0x00350068

#define	PLLBCLK_ADDR 0x0035006c

#define	SDRAMEN_ADDR 0x00350010

#define	FW_ADDR 0x00801000

#define	BR_ADDR 0x00180600

#define	SIG_ADDR 0x00180500

#define	BR_STACK_ADDR 0x00187f10

#define	SDRAM_ENA 0x1

#define	CMD_TIMEOUT 2000 /* msecs */

#define	POLL_INTERVAL 1 /* secs */

#define	CXACRU__ATTR_INIT(_name) static DEVICE_ATTR(_name, S_IRUGO, cxacru_sysfs_show_##_name, NULL)

#define	CXACRU_CMD_INIT(_name)

#define	CXACRU_SET_INIT(_name)

#define	CXACRU_ATTR_INIT(_value, _type, _name)

#define	CXACRU_ATTR_CREATE(_v, _t, _name) CXACRU_DEVICE_CREATE_FILE(_name)

#define	CXACRU_CMD_CREATE(_name) CXACRU_DEVICE_CREATE_FILE(_name)

#define	CXACRU_SET_CREATE(_name) CXACRU_DEVICE_CREATE_FILE(_name)

#define	CXACRU__ATTR_CREATE(_name) CXACRU_DEVICE_CREATE_FILE(_name)

#define	CXACRU_ATTR_REMOVE(_v, _t, _name) CXACRU_DEVICE_REMOVE_FILE(_name)

#define	CXACRU_CMD_REMOVE(_name) CXACRU_DEVICE_REMOVE_FILE(_name)

#define	CXACRU_SET_REMOVE(_name) CXACRU_DEVICE_REMOVE_FILE(_name)

#define	CXACRU__ATTR_REMOVE(_name) CXACRU_DEVICE_REMOVE_FILE(_name)

#define	CXACRU_ALL_FILES(_action)

#define	CXACRU_DEVICE_REMOVE_FILE(_name) device_remove_file(&intf->dev, &dev_attr_##_name);

#define	CXACRU_DEVICE_CREATE_FILE(_name)

Enumerations
enum	cxacru_fw_request { FW_CMD_ERR, FW_GET_VER, FW_READ_MEM, FW_WRITE_MEM, FW_RMW_MEM, FW_CHECKSUM_MEM, FW_GOTO_MEM }

enum	cxacru_cm_request { CM_REQUEST_UNDEFINED = 0x80, CM_REQUEST_TEST, CM_REQUEST_CHIP_GET_MAC_ADDRESS, CM_REQUEST_CHIP_GET_DP_VERSIONS, CM_REQUEST_CHIP_ADSL_LINE_START, CM_REQUEST_CHIP_ADSL_LINE_STOP, CM_REQUEST_CHIP_ADSL_LINE_GET_STATUS, CM_REQUEST_CHIP_ADSL_LINE_GET_SPEED, CM_REQUEST_CARD_INFO_GET, CM_REQUEST_CARD_DATA_GET, CM_REQUEST_CARD_DATA_SET, CM_REQUEST_COMMAND_HW_IO, CM_REQUEST_INTERFACE_HW_IO, CM_REQUEST_CARD_SERIAL_DATA_PATH_GET, CM_REQUEST_CARD_SERIAL_DATA_PATH_SET, CM_REQUEST_CARD_CONTROLLER_VERSION_GET, CM_REQUEST_CARD_GET_STATUS, CM_REQUEST_CARD_GET_MAC_ADDRESS, CM_REQUEST_CARD_GET_DATA_LINK_STATUS, CM_REQUEST_MAX }

enum	cxacru_cm_flash { CM_FLASH_READ = 0xa1, CM_FLASH_WRITE = 0xa2 }

enum	cxacru_cm_status { CM_STATUS_UNDEFINED, CM_STATUS_SUCCESS, CM_STATUS_ERROR, CM_STATUS_UNSUPPORTED, CM_STATUS_UNIMPLEMENTED, CM_STATUS_PARAMETER_ERROR, CM_STATUS_DBG_LOOPBACK, CM_STATUS_MAX }

enum	cxacru_info_idx { CXINF_DOWNSTREAM_RATE, CXINF_UPSTREAM_RATE, CXINF_LINK_STATUS, CXINF_LINE_STATUS, CXINF_MAC_ADDRESS_HIGH, CXINF_MAC_ADDRESS_LOW, CXINF_UPSTREAM_SNR_MARGIN, CXINF_DOWNSTREAM_SNR_MARGIN, CXINF_UPSTREAM_ATTENUATION, CXINF_DOWNSTREAM_ATTENUATION, CXINF_TRANSMITTER_POWER, CXINF_UPSTREAM_BITS_PER_FRAME, CXINF_DOWNSTREAM_BITS_PER_FRAME, CXINF_STARTUP_ATTEMPTS, CXINF_UPSTREAM_CRC_ERRORS, CXINF_DOWNSTREAM_CRC_ERRORS, CXINF_UPSTREAM_FEC_ERRORS, CXINF_DOWNSTREAM_FEC_ERRORS, CXINF_UPSTREAM_HEC_ERRORS, CXINF_DOWNSTREAM_HEC_ERRORS, CXINF_LINE_STARTABLE, CXINF_MODULATION, CXINF_ADSL_HEADEND, CXINF_ADSL_HEADEND_ENVIRONMENT, CXINF_CONTROLLER_VERSION, CXINF_MAX = 0x1c }

enum	cxacru_poll_state { CXPOLL_STOPPING, CXPOLL_STOPPED, CXPOLL_POLLING, CXPOLL_SHUTDOWN }

Functions
	CXACRU_ALL_FILES (INIT)

	MODULE_DEVICE_TABLE (usb, cxacru_usb_ids)

	module_usb_driver (cxacru_usb_driver)

	MODULE_AUTHOR (DRIVER_AUTHOR)

	MODULE_DESCRIPTION (DRIVER_DESC)

	MODULE_LICENSE ("GPL")

	MODULE_VERSION (DRIVER_VERSION)

Macro Definition Documentation

#define BR_ADDR 0x00180600

Definition at line 63 of file cxacru.c.

#define BR_STACK_ADDR 0x00187f10

Definition at line 65 of file cxacru.c.

#define CMD_MAX_CONFIG ((CMD_PACKET_SIZE / 4 - 1) / 2)

Definition at line 56 of file cxacru.c.

#define CMD_PACKET_SIZE 64 /* Should be maxpacket(ep)? */

Definition at line 55 of file cxacru.c.

#define CMD_TIMEOUT 2000 /* msecs */

Definition at line 70 of file cxacru.c.

#define CXACRU__ATTR_CREATE ( _name ) CXACRU_DEVICE_CREATE_FILE(_name)

Definition at line 242 of file cxacru.c.

#define CXACRU__ATTR_INIT ( _name ) static DEVICE_ATTR(_name, S_IRUGO, cxacru_sysfs_show_##_name, NULL)

Definition at line 214 of file cxacru.c.

#define CXACRU__ATTR_REMOVE ( _name ) CXACRU_DEVICE_REMOVE_FILE(_name)

Definition at line 247 of file cxacru.c.

#define CXACRU_ALL_FILES ( _action )

Value:

CXACRU_ATTR_##_action(CXINF_DOWNSTREAM_RATE,           u32,  downstream_rate); \
CXACRU_ATTR_##_action(CXINF_UPSTREAM_RATE,             u32,  upstream_rate); \
CXACRU_ATTR_##_action(CXINF_LINK_STATUS,               LINK, link_status); \
CXACRU_ATTR_##_action(CXINF_LINE_STATUS,               LINE, line_status); \
CXACRU__ATTR_##_action(                                      mac_address); \
CXACRU_ATTR_##_action(CXINF_UPSTREAM_SNR_MARGIN,       dB,   upstream_snr_margin); \
CXACRU_ATTR_##_action(CXINF_DOWNSTREAM_SNR_MARGIN,     dB,   downstream_snr_margin); \
CXACRU_ATTR_##_action(CXINF_UPSTREAM_ATTENUATION,      dB,   upstream_attenuation); \
CXACRU_ATTR_##_action(CXINF_DOWNSTREAM_ATTENUATION,    dB,   downstream_attenuation); \
CXACRU_ATTR_##_action(CXINF_TRANSMITTER_POWER,         s8,   transmitter_power); \
CXACRU_ATTR_##_action(CXINF_UPSTREAM_BITS_PER_FRAME,   u32,  upstream_bits_per_frame); \
CXACRU_ATTR_##_action(CXINF_DOWNSTREAM_BITS_PER_FRAME, u32,  downstream_bits_per_frame); \
CXACRU_ATTR_##_action(CXINF_STARTUP_ATTEMPTS,          u32,  startup_attempts); \
CXACRU_ATTR_##_action(CXINF_UPSTREAM_CRC_ERRORS,       u32,  upstream_crc_errors); \
CXACRU_ATTR_##_action(CXINF_DOWNSTREAM_CRC_ERRORS,     u32,  downstream_crc_errors); \
CXACRU_ATTR_##_action(CXINF_UPSTREAM_FEC_ERRORS,       u32,  upstream_fec_errors); \
CXACRU_ATTR_##_action(CXINF_DOWNSTREAM_FEC_ERRORS,     u32,  downstream_fec_errors); \
CXACRU_ATTR_##_action(CXINF_UPSTREAM_HEC_ERRORS,       u32,  upstream_hec_errors); \
CXACRU_ATTR_##_action(CXINF_DOWNSTREAM_HEC_ERRORS,     u32,  downstream_hec_errors); \
CXACRU_ATTR_##_action(CXINF_LINE_STARTABLE,            bool, line_startable); \
CXACRU_ATTR_##_action(CXINF_MODULATION,                MODU, modulation); \
CXACRU_ATTR_##_action(CXINF_ADSL_HEADEND,              u32,  adsl_headend); \
CXACRU_ATTR_##_action(CXINF_ADSL_HEADEND_ENVIRONMENT,  u32,  adsl_headend_environment); \
CXACRU_ATTR_##_action(CXINF_CONTROLLER_VERSION,        u32,  adsl_controller_version); \
CXACRU_CMD_##_action(                                        adsl_state); \
CXACRU_SET_##_action(                                        adsl_config);

Definition at line 525 of file cxacru.c.

#define CXACRU_ATTR_CREATE	(	_v,
		_t,
		_name
	)	CXACRU_DEVICE_CREATE_FILE(_name)

Definition at line 239 of file cxacru.c.

#define CXACRU_ATTR_INIT	(	_value,
		_type,
		_name
	)

Value:

static ssize_t cxacru_sysfs_show_##_name(struct device *dev, \
    struct device_attribute *attr, char *buf) \
{ \
	struct cxacru_data *instance = to_usbatm_driver_data(\
        to_usb_interface(dev)); \
\
	if (instance == NULL) \
        return -ENODEV; \
\
    return cxacru_sysfs_showattr_##_type(instance->card_info[_value], buf); \
} \
CXACRU__ATTR_INIT(_name)

Definition at line 225 of file cxacru.c.

#define CXACRU_ATTR_REMOVE	(	_v,
		_t,
		_name
	)	CXACRU_DEVICE_REMOVE_FILE(_name)

Definition at line 244 of file cxacru.c.

#define CXACRU_CMD_CREATE ( _name ) CXACRU_DEVICE_CREATE_FILE(_name)

Definition at line 240 of file cxacru.c.

#define CXACRU_CMD_INIT ( _name )

Value:

static DEVICE_ATTR(_name, S_IWUSR | S_IRUGO, \

cxacru_sysfs_show_##_name, cxacru_sysfs_store_##_name)

Definition at line 217 of file cxacru.c.

#define CXACRU_CMD_REMOVE ( _name ) CXACRU_DEVICE_REMOVE_FILE(_name)

Definition at line 245 of file cxacru.c.

#define CXACRU_DEVICE_CREATE_FILE ( _name )

Value:

ret = device_create_file(&intf->dev, &dev_attr_##_name); \
        if (unlikely(ret)) \
            goto fail_sysfs;

#define CXACRU_DEVICE_REMOVE_FILE ( _name ) device_remove_file(&intf->dev, &dev_attr_##_name);

#define CXACRU_EP_CMD 0x01 /* Bulk/interrupt in/out */

Definition at line 52 of file cxacru.c.

#define CXACRU_EP_DATA 0x02 /* Bulk in/out */

Definition at line 53 of file cxacru.c.

#define CXACRU_SET_CREATE ( _name ) CXACRU_DEVICE_CREATE_FILE(_name)

Definition at line 241 of file cxacru.c.

#define CXACRU_SET_INIT ( _name )

Value:

static DEVICE_ATTR(_name, S_IWUSR, \

NULL, cxacru_sysfs_store_##_name)

Definition at line 221 of file cxacru.c.

#define CXACRU_SET_REMOVE ( _name ) CXACRU_DEVICE_REMOVE_FILE(_name)

Definition at line 246 of file cxacru.c.

#define DRIVER_AUTHOR "Roman Kagan, David Woodhouse, Duncan Sands, Simon Arlott"

Definition at line 46 of file cxacru.c.

#define DRIVER_DESC "Conexant AccessRunner ADSL USB modem driver"

Definition at line 48 of file cxacru.c.

#define DRIVER_VERSION "0.4"

Definition at line 47 of file cxacru.c.

#define FW_ADDR 0x00801000

Definition at line 62 of file cxacru.c.

#define PLLBCLK_ADDR 0x0035006c

Definition at line 60 of file cxacru.c.

#define PLLFCLK_ADDR 0x00350068

Definition at line 59 of file cxacru.c.

#define POLL_INTERVAL 1 /* secs */

Definition at line 71 of file cxacru.c.

#define SDRAM_ENA 0x1

Definition at line 68 of file cxacru.c.

#define SDRAMEN_ADDR 0x00350010

Definition at line 61 of file cxacru.c.

#define SIG_ADDR 0x00180500

Definition at line 64 of file cxacru.c.

Enumeration Type Documentation

enum cxacru_cm_flash

Enumerator:

CM_FLASH_READ
CM_FLASH_WRITE

Definition at line 125 of file cxacru.c.

enum cxacru_cm_request

Enumerator:

CM_REQUEST_UNDEFINED
CM_REQUEST_TEST
CM_REQUEST_CHIP_GET_MAC_ADDRESS
CM_REQUEST_CHIP_GET_DP_VERSIONS
CM_REQUEST_CHIP_ADSL_LINE_START
CM_REQUEST_CHIP_ADSL_LINE_STOP
CM_REQUEST_CHIP_ADSL_LINE_GET_STATUS
CM_REQUEST_CHIP_ADSL_LINE_GET_SPEED
CM_REQUEST_CARD_INFO_GET
CM_REQUEST_CARD_DATA_GET
CM_REQUEST_CARD_DATA_SET
CM_REQUEST_COMMAND_HW_IO
CM_REQUEST_INTERFACE_HW_IO
CM_REQUEST_CARD_SERIAL_DATA_PATH_GET
CM_REQUEST_CARD_SERIAL_DATA_PATH_SET
CM_REQUEST_CARD_CONTROLLER_VERSION_GET
CM_REQUEST_CARD_GET_STATUS
CM_REQUEST_CARD_GET_MAC_ADDRESS
CM_REQUEST_CARD_GET_DATA_LINK_STATUS
CM_REQUEST_MAX

Definition at line 87 of file cxacru.c.

enum cxacru_cm_status

Enumerator:

CM_STATUS_UNDEFINED
CM_STATUS_SUCCESS
CM_STATUS_ERROR
CM_STATUS_UNSUPPORTED
CM_STATUS_UNIMPLEMENTED
CM_STATUS_PARAMETER_ERROR
CM_STATUS_DBG_LOOPBACK
CM_STATUS_MAX

Definition at line 131 of file cxacru.c.

enum cxacru_fw_request

Enumerator:

FW_CMD_ERR
FW_GET_VER
FW_READ_MEM
FW_WRITE_MEM
FW_RMW_MEM
FW_CHECKSUM_MEM
FW_GOTO_MEM

Definition at line 75 of file cxacru.c.

enum cxacru_info_idx

Enumerator:

CXINF_DOWNSTREAM_RATE
CXINF_UPSTREAM_RATE
CXINF_LINK_STATUS
CXINF_LINE_STATUS
CXINF_MAC_ADDRESS_HIGH
CXINF_MAC_ADDRESS_LOW
CXINF_UPSTREAM_SNR_MARGIN
CXINF_DOWNSTREAM_SNR_MARGIN
CXINF_UPSTREAM_ATTENUATION
CXINF_DOWNSTREAM_ATTENUATION
CXINF_TRANSMITTER_POWER
CXINF_UPSTREAM_BITS_PER_FRAME
CXINF_DOWNSTREAM_BITS_PER_FRAME
CXINF_STARTUP_ATTEMPTS
CXINF_UPSTREAM_CRC_ERRORS
CXINF_DOWNSTREAM_CRC_ERRORS
CXINF_UPSTREAM_FEC_ERRORS
CXINF_DOWNSTREAM_FEC_ERRORS
CXINF_UPSTREAM_HEC_ERRORS
CXINF_DOWNSTREAM_HEC_ERRORS
CXINF_LINE_STARTABLE
CXINF_MODULATION
CXINF_ADSL_HEADEND
CXINF_ADSL_HEADEND_ENVIRONMENT
CXINF_CONTROLLER_VERSION
CXINF_MAX

Definition at line 143 of file cxacru.c.

enum cxacru_poll_state

Enumerator:

CXPOLL_STOPPING
CXPOLL_STOPPED
CXPOLL_POLLING
CXPOLL_SHUTDOWN

Definition at line 173 of file cxacru.c.

Function Documentation

CXACRU_ALL_FILES ( INIT )

MODULE_AUTHOR ( DRIVER_AUTHOR )

MODULE_DESCRIPTION ( DRIVER_DESC )

MODULE_DEVICE_TABLE	(	usb	,
		cxacru_usb_ids
	)

MODULE_LICENSE ( "GPL" )

module_usb_driver ( cxacru_usb_driver )

MODULE_VERSION ( DRIVER_VERSION )

Data Structures

Macros

Enumerations

Functions

Macro Definition Documentation

Enumeration Type Documentation

Function Documentation