i2c-nforce2.c File Reference

#include <linux/module.h>
#include <linux/pci.h>
#include <linux/kernel.h>
#include <linux/stddef.h>
#include <linux/ioport.h>
#include <linux/init.h>
#include <linux/i2c.h>
#include <linux/delay.h>
#include <linux/dmi.h>
#include <linux/acpi.h>
#include <linux/slab.h>
#include <linux/io.h>

Go to the source code of this file.

Data Structures
struct	nforce2_smbus

Macros
#define	NFORCE_PCI_SMB1   0x50
#define	NFORCE_PCI_SMB2   0x54
#define	NVIDIA_SMB_PRTCL   (smbus->base + 0x00) /* protocol, PEC */
#define	NVIDIA_SMB_STS   (smbus->base + 0x01) /* status */
#define	NVIDIA_SMB_ADDR   (smbus->base + 0x02) /* address */
#define	NVIDIA_SMB_CMD   (smbus->base + 0x03) /* command */
#define	NVIDIA_SMB_DATA   (smbus->base + 0x04) /* 32 data registers */
#define	NVIDIA_SMB_BCNT
#define	NVIDIA_SMB_STATUS_ABRT
#define	NVIDIA_SMB_CTRL   (smbus->base + 0x3e) /* control register */
#define	NVIDIA_SMB_STATUS_ABRT_STS
#define	NVIDIA_SMB_CTRL_ABORT   0x20
#define	NVIDIA_SMB_STS_DONE   0x80
#define	NVIDIA_SMB_STS_ALRM   0x40
#define	NVIDIA_SMB_STS_RES   0x20
#define	NVIDIA_SMB_STS_STATUS   0x1f
#define	NVIDIA_SMB_PRTCL_WRITE   0x00
#define	NVIDIA_SMB_PRTCL_READ   0x01
#define	NVIDIA_SMB_PRTCL_QUICK   0x02
#define	NVIDIA_SMB_PRTCL_BYTE   0x04
#define	NVIDIA_SMB_PRTCL_BYTE_DATA   0x06
#define	NVIDIA_SMB_PRTCL_WORD_DATA   0x08
#define	NVIDIA_SMB_PRTCL_BLOCK_DATA   0x0a
#define	NVIDIA_SMB_PRTCL_PEC   0x80
#define	MAX_TIMEOUT   100

Functions
	MODULE_LICENSE ("GPL")
	MODULE_AUTHOR ("Hans-Frieder Vogt <[email protected]>")
	MODULE_DESCRIPTION ("nForce2/3/4/5xx SMBus driver")
	MODULE_DEVICE_TABLE (pci, nforce2_ids)
	module_pci_driver (nforce2_driver)

Macro Definition Documentation

#define MAX_TIMEOUT   100

Definition at line 113 of file i2c-nforce2.c.

#define NFORCE_PCI_SMB1   0x50

Definition at line 80 of file i2c-nforce2.c.

#define NFORCE_PCI_SMB2   0x54

Definition at line 81 of file i2c-nforce2.c.

#define NVIDIA_SMB_ADDR   (smbus->base + 0x02) /* address */

Definition at line 89 of file i2c-nforce2.c.

#define NVIDIA_SMB_BCNT

Value:

(smbus->base + 0x24)    /* number of data
                               bytes */

Definition at line 92 of file i2c-nforce2.c.

#define NVIDIA_SMB_CMD   (smbus->base + 0x03) /* command */

Definition at line 90 of file i2c-nforce2.c.

#define NVIDIA_SMB_CTRL   (smbus->base + 0x3e) /* control register */

Definition at line 94 of file i2c-nforce2.c.

#define NVIDIA_SMB_CTRL_ABORT   0x20

Definition at line 97 of file i2c-nforce2.c.

#define NVIDIA_SMB_DATA   (smbus->base + 0x04) /* 32 data registers */

Definition at line 91 of file i2c-nforce2.c.

#define NVIDIA_SMB_PRTCL   (smbus->base + 0x00) /* protocol, PEC */

Definition at line 87 of file i2c-nforce2.c.

#define NVIDIA_SMB_PRTCL_BLOCK_DATA   0x0a

Definition at line 109 of file i2c-nforce2.c.

#define NVIDIA_SMB_PRTCL_BYTE   0x04

Definition at line 106 of file i2c-nforce2.c.

#define NVIDIA_SMB_PRTCL_BYTE_DATA   0x06

Definition at line 107 of file i2c-nforce2.c.

#define NVIDIA_SMB_PRTCL_PEC   0x80

Definition at line 110 of file i2c-nforce2.c.

#define NVIDIA_SMB_PRTCL_QUICK   0x02

Definition at line 105 of file i2c-nforce2.c.

#define NVIDIA_SMB_PRTCL_READ   0x01

Definition at line 104 of file i2c-nforce2.c.

#define NVIDIA_SMB_PRTCL_WORD_DATA   0x08

Definition at line 108 of file i2c-nforce2.c.

#define NVIDIA_SMB_PRTCL_WRITE   0x00

Definition at line 103 of file i2c-nforce2.c.

#define NVIDIA_SMB_STATUS_ABRT

Value:

(smbus->base + 0x3c)    /* register used to
                               check the status of
                               the abort command */

Definition at line 93 of file i2c-nforce2.c.

#define NVIDIA_SMB_STATUS_ABRT_STS

Value:

0x01        /* Bit to notify that
                               abort succeeded */

Definition at line 96 of file i2c-nforce2.c.

#define NVIDIA_SMB_STS   (smbus->base + 0x01) /* status */

Definition at line 88 of file i2c-nforce2.c.

#define NVIDIA_SMB_STS_ALRM   0x40

Definition at line 99 of file i2c-nforce2.c.

#define NVIDIA_SMB_STS_DONE   0x80

Definition at line 98 of file i2c-nforce2.c.

#define NVIDIA_SMB_STS_RES   0x20

Definition at line 100 of file i2c-nforce2.c.

#define NVIDIA_SMB_STS_STATUS   0x1f

Definition at line 101 of file i2c-nforce2.c.

Function Documentation

MODULE_AUTHOR

(

"Hans-Frieder Vogt <[email protected]>"

)

MODULE_DESCRIPTION

(

"nForce2/3/4/5xx SMBus driver"

)

MODULE_DEVICE_TABLE	(	pci	,
		nforce2_ids
	)

MODULE_LICENSE

(

"GPL"

)

module_pci_driver

(

nforce2_driver

)