sbshc.c File Reference

#include <acpi/acpi_bus.h>
#include <acpi/acpi_drivers.h>
#include <linux/wait.h>
#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/module.h>
#include <linux/interrupt.h>
#include "sbshc.h"

Go to the source code of this file.

Data Structures
struct	acpi_smb_hc
union	acpi_smb_status

Macros
#define	PREFIX   "ACPI: "
#define	ACPI_SMB_HC_CLASS   "smbus_host_ctl"
#define	ACPI_SMB_HC_DEVICE_NAME   "ACPI SMBus HC"

Typedefs
typedef int(*	acpi_ec_query_func )(void *data)

Enumerations
enum	acpi_smb_status_codes {   SMBUS_OK = 0, SMBUS_UNKNOWN_FAILURE = 0x07, SMBUS_DEVICE_ADDRESS_NACK = 0x10, SMBUS_DEVICE_ERROR = 0x11,   SMBUS_DEVICE_COMMAND_ACCESS_DENIED = 0x12, SMBUS_UNKNOWN_ERROR = 0x13, SMBUS_DEVICE_ACCESS_DENIED = 0x17, SMBUS_TIMEOUT = 0x18,   SMBUS_HOST_UNSUPPORTED_PROTOCOL = 0x19, SMBUS_BUSY = 0x1a, SMBUS_PEC_ERROR = 0x1f }
enum	acpi_smb_offset {   ACPI_SMB_PROTOCOL = 0, ACPI_SMB_STATUS = 1, ACPI_SMB_ADDRESS = 2, ACPI_SMB_COMMAND = 3,   ACPI_SMB_DATA = 4, ACPI_SMB_BLOCK_COUNT = 0x24, ACPI_SMB_ALARM_ADDRESS = 0x25, ACPI_SMB_ALARM_DATA = 0x26 }

Functions
	MODULE_DEVICE_TABLE (acpi, sbs_device_ids)
int	acpi_smbus_read (struct acpi_smb_hc *hc, u8 protocol, u8 address, u8 command, u8 *data)
	EXPORT_SYMBOL_GPL (acpi_smbus_read)
int	acpi_smbus_write (struct acpi_smb_hc *hc, u8 protocol, u8 address, u8 command, u8 *data, u8 length)
	EXPORT_SYMBOL_GPL (acpi_smbus_write)
int	acpi_smbus_register_callback (struct acpi_smb_hc *hc, smbus_alarm_callback callback, void *context)
	EXPORT_SYMBOL_GPL (acpi_smbus_register_callback)
int	acpi_smbus_unregister_callback (struct acpi_smb_hc *hc)
	EXPORT_SYMBOL_GPL (acpi_smbus_unregister_callback)
int	acpi_ec_add_query_handler (struct acpi_ec *ec, u8 query_bit, acpi_handle handle, acpi_ec_query_func func, void *data)
void	acpi_ec_remove_query_handler (struct acpi_ec *ec, u8 query_bit)
	module_acpi_driver (acpi_smb_hc_driver)
	MODULE_LICENSE ("GPL")
	MODULE_AUTHOR ("Alexey Starikovskiy")
	MODULE_DESCRIPTION ("ACPI SMBus HC driver")

Macro Definition Documentation

#define ACPI_SMB_HC_CLASS   "smbus_host_ctl"

Definition at line 22 of file sbshc.c.

#define ACPI_SMB_HC_DEVICE_NAME   "ACPI SMBus HC"

Definition at line 23 of file sbshc.c.

#define PREFIX   "ACPI: "

Definition at line 20 of file sbshc.c.

Typedef Documentation

typedef int(* acpi_ec_query_func)(void *data)

Definition at line 255 of file sbshc.c.

Enumeration Type Documentation

enum acpi_smb_offset

Enumerator:

ACPI_SMB_PROTOCOL
ACPI_SMB_STATUS
ACPI_SMB_ADDRESS
ACPI_SMB_COMMAND
ACPI_SMB_DATA
ACPI_SMB_BLOCK_COUNT
ACPI_SMB_ALARM_ADDRESS
ACPI_SMB_ALARM_DATA

Definition at line 80 of file sbshc.c.

enum acpi_smb_status_codes

Enumerator:

SMBUS_OK
SMBUS_UNKNOWN_FAILURE
SMBUS_DEVICE_ADDRESS_NACK
SMBUS_DEVICE_ERROR
SMBUS_DEVICE_COMMAND_ACCESS_DENIED
SMBUS_UNKNOWN_ERROR
SMBUS_DEVICE_ACCESS_DENIED
SMBUS_TIMEOUT
SMBUS_HOST_UNSUPPORTED_PROTOCOL
SMBUS_BUSY
SMBUS_PEC_ERROR

Definition at line 66 of file sbshc.c.

Function Documentation

int acpi_ec_add_query_handler	(	struct acpi_ec *	ec,
		u8	query_bit,
		acpi_handle	handle,
		acpi_ec_query_func	func,
		void *	data
	)

Definition at line 526 of file ec.c.

void acpi_ec_remove_query_handler	(	struct acpi_ec *	ec,
		u8	query_bit
	)

Definition at line 547 of file ec.c.

int acpi_smbus_read	(	struct acpi_smb_hc *	hc,
		u8	protocol,
		u8	address,
		u8	command,
		u8 *	data
	)

Definition at line 180 of file sbshc.c.

int acpi_smbus_register_callback	(	struct acpi_smb_hc *	hc,
		smbus_alarm_callback	callback,
		void *	context
	)

Definition at line 196 of file sbshc.c.

int acpi_smbus_unregister_callback

(

struct acpi_smb_hc *

hc

)

Definition at line 208 of file sbshc.c.

int acpi_smbus_write	(	struct acpi_smb_hc *	hc,
		u8	protocol,
		u8	address,
		u8	command,
		u8 *	data,
		u8	length
	)

Definition at line 188 of file sbshc.c.

EXPORT_SYMBOL_GPL

(

acpi_smbus_read

)

EXPORT_SYMBOL_GPL

(

acpi_smbus_write

)

EXPORT_SYMBOL_GPL

(

acpi_smbus_register_callback

)

EXPORT_SYMBOL_GPL

(

acpi_smbus_unregister_callback

)

module_acpi_driver

(

acpi_smb_hc_driver

)

MODULE_AUTHOR

(

"Alexey Starikovskiy"

)

MODULE_DESCRIPTION

(

"ACPI SMBus HC driver"

)

MODULE_DEVICE_TABLE	(	acpi	,
		sbs_device_ids
	)

MODULE_LICENSE

(

"GPL"

)