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Commit 50440c6d authored by Linus Torvalds's avatar Linus Torvalds
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Merge branch 'i2c-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging 

* 'i2c-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging:
  i2c-i801: Add PCI idents for Patsburg 'IDF' SMBus controllers
  i2c-i801: Handle multiple instances instead of keeping global state
  i2c-i801: Add Intel Patsburg device ID
  i2c: Drop unused I2C_CLASS_TV flags
parents 09d692e6 55fee8d7
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Showing with 196 additions and 148 deletions
Documentation/i2c/busses/i2c-i801
View file @ 50440c6d
...@@ -15,10 +15,14 @@ Supported adapters: ...@@ -15,10 +15,14 @@ Supported adapters:
* Intel 82801I (ICH9) * Intel 82801I (ICH9)
* Intel EP80579 (Tolapai) * Intel EP80579 (Tolapai)
* Intel 82801JI (ICH10) * Intel 82801JI (ICH10)
* Intel 3400/5 Series (PCH) * Intel 5/3400 Series (PCH)
* Intel Cougar Point (PCH) * Intel Cougar Point (PCH)
* Intel Patsburg (PCH)
Datasheets: Publicly available at the Intel website Datasheets: Publicly available at the Intel website
On Intel Patsburg and later chipsets, both the normal host SMBus controller
and the additional 'Integrated Device Function' controllers are supported.
Authors: Authors:
Mark Studebaker <mdsxyz123@yahoo.com> Mark Studebaker <mdsxyz123@yahoo.com>
Jean Delvare <khali@linux-fr.org> Jean Delvare <khali@linux-fr.org>
......
drivers/i2c/busses/Kconfig
View file @ 50440c6d
...@@ -99,6 +99,7 @@ config I2C_I801 ...@@ -99,6 +99,7 @@ config I2C_I801
ICH10 ICH10
5/3400 Series (PCH) 5/3400 Series (PCH)
Cougar Point (PCH) Cougar Point (PCH)
Patsburg (PCH)
This driver can also be built as a module. If so, the module This driver can also be built as a module. If so, the module
will be called i2c-i801. will be called i2c-i801.
......
drivers/i2c/busses/i2c-i801.c
View file @ 50440c6d
...@@ -3,6 +3,8 @@ ...@@ -3,6 +3,8 @@
Philip Edelbrock <phil@netroedge.com>, and Mark D. Studebaker Philip Edelbrock <phil@netroedge.com>, and Mark D. Studebaker
<mdsxyz123@yahoo.com> <mdsxyz123@yahoo.com>
Copyright (C) 2007, 2008 Jean Delvare <khali@linux-fr.org> Copyright (C) 2007, 2008 Jean Delvare <khali@linux-fr.org>
Copyright (C) 2010 Intel Corporation,
David Woodhouse <dwmw2@infradead.org>
This program is free software; you can redistribute it and/or modify This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by it under the terms of the GNU General Public License as published by
...@@ -43,6 +45,10 @@ ...@@ -43,6 +45,10 @@
ICH10 0x3a60 32 hard yes yes yes ICH10 0x3a60 32 hard yes yes yes
5/3400 Series (PCH) 0x3b30 32 hard yes yes yes 5/3400 Series (PCH) 0x3b30 32 hard yes yes yes
Cougar Point (PCH) 0x1c22 32 hard yes yes yes Cougar Point (PCH) 0x1c22 32 hard yes yes yes
Patsburg (PCH) 0x1d22 32 hard yes yes yes
Patsburg (PCH) IDF 0x1d70 32 hard yes yes yes
Patsburg (PCH) IDF 0x1d71 32 hard yes yes yes
Patsburg (PCH) IDF 0x1d72 32 hard yes yes yes
Features supported by this driver: Features supported by this driver:
Software PEC no Software PEC no
...@@ -50,12 +56,11 @@ ...@@ -50,12 +56,11 @@
Block buffer yes Block buffer yes
Block process call transaction no Block process call transaction no
I2C block read transaction yes (doesn't use the block buffer) I2C block read transaction yes (doesn't use the block buffer)
Slave mode no
See the file Documentation/i2c/busses/i2c-i801 for details. See the file Documentation/i2c/busses/i2c-i801 for details.
*/ */
/* Note: we assume there can only be one I801, with one SMBus interface */
#include <linux/module.h> #include <linux/module.h>
#include <linux/pci.h> #include <linux/pci.h>
#include <linux/kernel.h> #include <linux/kernel.h>
...@@ -69,16 +74,16 @@ ...@@ -69,16 +74,16 @@
#include <linux/dmi.h> #include <linux/dmi.h>
/* I801 SMBus address offsets */ /* I801 SMBus address offsets */
#define SMBHSTSTS (0 + i801_smba) #define SMBHSTSTS(p) (0 + (p)->smba)
#define SMBHSTCNT (2 + i801_smba) #define SMBHSTCNT(p) (2 + (p)->smba)
#define SMBHSTCMD (3 + i801_smba) #define SMBHSTCMD(p) (3 + (p)->smba)
#define SMBHSTADD (4 + i801_smba) #define SMBHSTADD(p) (4 + (p)->smba)
#define SMBHSTDAT0 (5 + i801_smba) #define SMBHSTDAT0(p) (5 + (p)->smba)
#define SMBHSTDAT1 (6 + i801_smba) #define SMBHSTDAT1(p) (6 + (p)->smba)
#define SMBBLKDAT (7 + i801_smba) #define SMBBLKDAT(p) (7 + (p)->smba)
#define SMBPEC (8 + i801_smba) /* ICH3 and later */ #define SMBPEC(p) (8 + (p)->smba) /* ICH3 and later */
#define SMBAUXSTS (12 + i801_smba) /* ICH4 and later */ #define SMBAUXSTS(p) (12 + (p)->smba) /* ICH4 and later */
#define SMBAUXCTL (13 + i801_smba) /* ICH4 and later */ #define SMBAUXCTL(p) (13 + (p)->smba) /* ICH4 and later */
/* PCI Address Constants */ /* PCI Address Constants */
#define SMBBAR 4 #define SMBBAR 4
...@@ -127,16 +132,25 @@ ...@@ -127,16 +132,25 @@
SMBHSTSTS_BUS_ERR | SMBHSTSTS_DEV_ERR | \ SMBHSTSTS_BUS_ERR | SMBHSTSTS_DEV_ERR | \
SMBHSTSTS_INTR) SMBHSTSTS_INTR)
static unsigned long i801_smba; /* Patsburg also has three 'Integrated Device Function' SMBus controllers */
static unsigned char i801_original_hstcfg; #define PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS_IDF0 0x1d70
#define PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS_IDF1 0x1d71
#define PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS_IDF2 0x1d72
struct i801_priv {
struct i2c_adapter adapter;
unsigned long smba;
unsigned char original_hstcfg;
struct pci_dev *pci_dev;
unsigned int features;
};
static struct pci_driver i801_driver; static struct pci_driver i801_driver;
static struct pci_dev *I801_dev;
#define FEATURE_SMBUS_PEC (1 << 0) #define FEATURE_SMBUS_PEC (1 << 0)
#define FEATURE_BLOCK_BUFFER (1 << 1) #define FEATURE_BLOCK_BUFFER (1 << 1)
#define FEATURE_BLOCK_PROC (1 << 2) #define FEATURE_BLOCK_PROC (1 << 2)
#define FEATURE_I2C_BLOCK_READ (1 << 3) #define FEATURE_I2C_BLOCK_READ (1 << 3)
static unsigned int i801_features;
static const char *i801_feature_names[] = { static const char *i801_feature_names[] = {
"SMBus PEC", "SMBus PEC",
...@@ -151,24 +165,24 @@ MODULE_PARM_DESC(disable_features, "Disable selected driver features"); ...@@ -151,24 +165,24 @@ MODULE_PARM_DESC(disable_features, "Disable selected driver features");
/* Make sure the SMBus host is ready to start transmitting. /* Make sure the SMBus host is ready to start transmitting.
Return 0 if it is, -EBUSY if it is not. */ Return 0 if it is, -EBUSY if it is not. */
static int i801_check_pre(void) static int i801_check_pre(struct i801_priv *priv)
{ {
int status; int status;
status = inb_p(SMBHSTSTS); status = inb_p(SMBHSTSTS(priv));
if (status & SMBHSTSTS_HOST_BUSY) { if (status & SMBHSTSTS_HOST_BUSY) {
dev_err(&I801_dev->dev, "SMBus is busy, can't use it!\n"); dev_err(&priv->pci_dev->dev, "SMBus is busy, can't use it!\n");
return -EBUSY; return -EBUSY;
} }
status &= STATUS_FLAGS; status &= STATUS_FLAGS;
if (status) { if (status) {
dev_dbg(&I801_dev->dev, "Clearing status flags (%02x)\n", dev_dbg(&priv->pci_dev->dev, "Clearing status flags (%02x)\n",
status); status);
outb_p(status, SMBHSTSTS); outb_p(status, SMBHSTSTS(priv));
status = inb_p(SMBHSTSTS) & STATUS_FLAGS; status = inb_p(SMBHSTSTS(priv)) & STATUS_FLAGS;
if (status) { if (status) {
dev_err(&I801_dev->dev, dev_err(&priv->pci_dev->dev,
"Failed clearing status flags (%02x)\n", "Failed clearing status flags (%02x)\n",
status); status);
return -EBUSY; return -EBUSY;
...@@ -179,48 +193,50 @@ static int i801_check_pre(void) ...@@ -179,48 +193,50 @@ static int i801_check_pre(void)
} }
/* Convert the status register to an error code, and clear it. */ /* Convert the status register to an error code, and clear it. */
static int i801_check_post(int status, int timeout) static int i801_check_post(struct i801_priv *priv, int status, int timeout)
{ {
int result = 0; int result = 0;
/* If the SMBus is still busy, we give up */ /* If the SMBus is still busy, we give up */
if (timeout) { if (timeout) {
dev_err(&I801_dev->dev, "Transaction timeout\n"); dev_err(&priv->pci_dev->dev, "Transaction timeout\n");
/* try to stop the current command */ /* try to stop the current command */
dev_dbg(&I801_dev->dev, "Terminating the current operation\n"); dev_dbg(&priv->pci_dev->dev, "Terminating the current operation\n");
outb_p(inb_p(SMBHSTCNT) | SMBHSTCNT_KILL, SMBHSTCNT); outb_p(inb_p(SMBHSTCNT(priv)) | SMBHSTCNT_KILL,
SMBHSTCNT(priv));
msleep(1); msleep(1);
outb_p(inb_p(SMBHSTCNT) & (~SMBHSTCNT_KILL), SMBHSTCNT); outb_p(inb_p(SMBHSTCNT(priv)) & (~SMBHSTCNT_KILL),
SMBHSTCNT(priv));
/* Check if it worked */ /* Check if it worked */
status = inb_p(SMBHSTSTS); status = inb_p(SMBHSTSTS(priv));
if ((status & SMBHSTSTS_HOST_BUSY) || if ((status & SMBHSTSTS_HOST_BUSY) ||
!(status & SMBHSTSTS_FAILED)) !(status & SMBHSTSTS_FAILED))
dev_err(&I801_dev->dev, dev_err(&priv->pci_dev->dev,
"Failed terminating the transaction\n"); "Failed terminating the transaction\n");
outb_p(STATUS_FLAGS, SMBHSTSTS); outb_p(STATUS_FLAGS, SMBHSTSTS(priv));
return -ETIMEDOUT; return -ETIMEDOUT;
} }
if (status & SMBHSTSTS_FAILED) { if (status & SMBHSTSTS_FAILED) {
result = -EIO; result = -EIO;
dev_err(&I801_dev->dev, "Transaction failed\n"); dev_err(&priv->pci_dev->dev, "Transaction failed\n");
} }
if (status & SMBHSTSTS_DEV_ERR) { if (status & SMBHSTSTS_DEV_ERR) {
result = -ENXIO; result = -ENXIO;
dev_dbg(&I801_dev->dev, "No response\n"); dev_dbg(&priv->pci_dev->dev, "No response\n");
} }
if (status & SMBHSTSTS_BUS_ERR) { if (status & SMBHSTSTS_BUS_ERR) {
result = -EAGAIN; result = -EAGAIN;
dev_dbg(&I801_dev->dev, "Lost arbitration\n"); dev_dbg(&priv->pci_dev->dev, "Lost arbitration\n");
} }
if (result) { if (result) {
/* Clear error flags */ /* Clear error flags */
outb_p(status & STATUS_FLAGS, SMBHSTSTS); outb_p(status & STATUS_FLAGS, SMBHSTSTS(priv));
status = inb_p(SMBHSTSTS) & STATUS_FLAGS; status = inb_p(SMBHSTSTS(priv)) & STATUS_FLAGS;
if (status) { if (status) {
dev_warn(&I801_dev->dev, "Failed clearing status " dev_warn(&priv->pci_dev->dev, "Failed clearing status "
"flags at end of transaction (%02x)\n", "flags at end of transaction (%02x)\n",
status); status);
} }
...@@ -229,86 +245,88 @@ static int i801_check_post(int status, int timeout) ...@@ -229,86 +245,88 @@ static int i801_check_post(int status, int timeout)
return result; return result;
} }
static int i801_transaction(int xact) static int i801_transaction(struct i801_priv *priv, int xact)
{ {
int status; int status;
int result; int result;
int timeout = 0; int timeout = 0;
result = i801_check_pre(); result = i801_check_pre(priv);
if (result < 0) if (result < 0)
return result; return result;
/* the current contents of SMBHSTCNT can be overwritten, since PEC, /* the current contents of SMBHSTCNT can be overwritten, since PEC,
* INTREN, SMBSCMD are passed in xact */ * INTREN, SMBSCMD are passed in xact */
outb_p(xact | I801_START, SMBHSTCNT); outb_p(xact | I801_START, SMBHSTCNT(priv));
/* We will always wait for a fraction of a second! */ /* We will always wait for a fraction of a second! */
do { do {
msleep(1); msleep(1);
status = inb_p(SMBHSTSTS); status = inb_p(SMBHSTSTS(priv));
} while ((status & SMBHSTSTS_HOST_BUSY) && (timeout++ < MAX_TIMEOUT)); } while ((status & SMBHSTSTS_HOST_BUSY) && (timeout++ < MAX_TIMEOUT));
result = i801_check_post(status, timeout > MAX_TIMEOUT); result = i801_check_post(priv, status, timeout > MAX_TIMEOUT);
if (result < 0) if (result < 0)
return result; return result;
outb_p(SMBHSTSTS_INTR, SMBHSTSTS); outb_p(SMBHSTSTS_INTR, SMBHSTSTS(priv));
return 0; return 0;
} }
/* wait for INTR bit as advised by Intel */ /* wait for INTR bit as advised by Intel */
static void i801_wait_hwpec(void) static void i801_wait_hwpec(struct i801_priv *priv)
{ {
int timeout = 0; int timeout = 0;
int status; int status;
do { do {
msleep(1); msleep(1);
status = inb_p(SMBHSTSTS); status = inb_p(SMBHSTSTS(priv));
} while ((!(status & SMBHSTSTS_INTR)) } while ((!(status & SMBHSTSTS_INTR))
&& (timeout++ < MAX_TIMEOUT)); && (timeout++ < MAX_TIMEOUT));
if (timeout > MAX_TIMEOUT) if (timeout > MAX_TIMEOUT)
dev_dbg(&I801_dev->dev, "PEC Timeout!\n"); dev_dbg(&priv->pci_dev->dev, "PEC Timeout!\n");
outb_p(status, SMBHSTSTS); outb_p(status, SMBHSTSTS(priv));
} }
static int i801_block_transaction_by_block(union i2c_smbus_data *data, static int i801_block_transaction_by_block(struct i801_priv *priv,
union i2c_smbus_data *data,
char read_write, int hwpec) char read_write, int hwpec)
{ {
int i, len; int i, len;
int status; int status;
inb_p(SMBHSTCNT); /* reset the data buffer index */ inb_p(SMBHSTCNT(priv)); /* reset the data buffer index */
/* Use 32-byte buffer to process this transaction */ /* Use 32-byte buffer to process this transaction */
if (read_write == I2C_SMBUS_WRITE) { if (read_write == I2C_SMBUS_WRITE) {
len = data->block[0]; len = data->block[0];
outb_p(len, SMBHSTDAT0); outb_p(len, SMBHSTDAT0(priv));
for (i = 0; i < len; i++) for (i = 0; i < len; i++)
outb_p(data->block[i+1], SMBBLKDAT); outb_p(data->block[i+1], SMBBLKDAT(priv));
} }
status = i801_transaction(I801_BLOCK_DATA | ENABLE_INT9 | status = i801_transaction(priv, I801_BLOCK_DATA | ENABLE_INT9 |
I801_PEC_EN * hwpec); I801_PEC_EN * hwpec);
if (status) if (status)
return status; return status;
if (read_write == I2C_SMBUS_READ) { if (read_write == I2C_SMBUS_READ) {
len = inb_p(SMBHSTDAT0); len = inb_p(SMBHSTDAT0(priv));
if (len < 1 || len > I2C_SMBUS_BLOCK_MAX) if (len < 1 || len > I2C_SMBUS_BLOCK_MAX)
return -EPROTO; return -EPROTO;
data->block[0] = len; data->block[0] = len;
for (i = 0; i < len; i++) for (i = 0; i < len; i++)
data->block[i + 1] = inb_p(SMBBLKDAT); data->block[i + 1] = inb_p(SMBBLKDAT(priv));
} }
return 0; return 0;
} }
static int i801_block_transaction_byte_by_byte(union i2c_smbus_data *data, static int i801_block_transaction_byte_by_byte(struct i801_priv *priv,
union i2c_smbus_data *data,
char read_write, int command, char read_write, int command,
int hwpec) int hwpec)
{ {
...@@ -318,15 +336,15 @@ static int i801_block_transaction_byte_by_byte(union i2c_smbus_data *data, ...@@ -318,15 +336,15 @@ static int i801_block_transaction_byte_by_byte(union i2c_smbus_data *data,
int result; int result;
int timeout; int timeout;
result = i801_check_pre(); result = i801_check_pre(priv);
if (result < 0) if (result < 0)
return result; return result;
len = data->block[0]; len = data->block[0];
if (read_write == I2C_SMBUS_WRITE) { if (read_write == I2C_SMBUS_WRITE) {
outb_p(len, SMBHSTDAT0); outb_p(len, SMBHSTDAT0(priv));
outb_p(data->block[1], SMBBLKDAT); outb_p(data->block[1], SMBBLKDAT(priv));
} }
for (i = 1; i <= len; i++) { for (i = 1; i <= len; i++) {
...@@ -342,34 +360,37 @@ static int i801_block_transaction_byte_by_byte(union i2c_smbus_data *data, ...@@ -342,34 +360,37 @@ static int i801_block_transaction_byte_by_byte(union i2c_smbus_data *data,
else else
smbcmd = I801_BLOCK_DATA; smbcmd = I801_BLOCK_DATA;
} }
outb_p(smbcmd | ENABLE_INT9, SMBHSTCNT); outb_p(smbcmd | ENABLE_INT9, SMBHSTCNT(priv));
if (i == 1) if (i == 1)
outb_p(inb(SMBHSTCNT) | I801_START, SMBHSTCNT); outb_p(inb(SMBHSTCNT(priv)) | I801_START,
SMBHSTCNT(priv));
/* We will always wait for a fraction of a second! */ /* We will always wait for a fraction of a second! */
timeout = 0; timeout = 0;
do { do {
msleep(1); msleep(1);
status = inb_p(SMBHSTSTS); status = inb_p(SMBHSTSTS(priv));
} while ((!(status & SMBHSTSTS_BYTE_DONE)) } while ((!(status & SMBHSTSTS_BYTE_DONE))
&& (timeout++ < MAX_TIMEOUT)); && (timeout++ < MAX_TIMEOUT));
result = i801_check_post(status, timeout > MAX_TIMEOUT); result = i801_check_post(priv, status, timeout > MAX_TIMEOUT);
if (result < 0) if (result < 0)
return result; return result;
if (i == 1 && read_write == I2C_SMBUS_READ if (i == 1 && read_write == I2C_SMBUS_READ
&& command != I2C_SMBUS_I2C_BLOCK_DATA) { && command != I2C_SMBUS_I2C_BLOCK_DATA) {
len = inb_p(SMBHSTDAT0); len = inb_p(SMBHSTDAT0(priv));
if (len < 1 || len > I2C_SMBUS_BLOCK_MAX) { if (len < 1 || len > I2C_SMBUS_BLOCK_MAX) {
dev_err(&I801_dev->dev, dev_err(&priv->pci_dev->dev,
"Illegal SMBus block read size %d\n", "Illegal SMBus block read size %d\n",
len); len);
/* Recover */ /* Recover */
while (inb_p(SMBHSTSTS) & SMBHSTSTS_HOST_BUSY) while (inb_p(SMBHSTSTS(priv)) &
outb_p(SMBHSTSTS_BYTE_DONE, SMBHSTSTS); SMBHSTSTS_HOST_BUSY)
outb_p(SMBHSTSTS_INTR, SMBHSTSTS); outb_p(SMBHSTSTS_BYTE_DONE,
SMBHSTSTS(priv));
outb_p(SMBHSTSTS_INTR, SMBHSTSTS(priv));
return -EPROTO; return -EPROTO;
} }
data->block[0] = len; data->block[0] = len;
...@@ -377,27 +398,28 @@ static int i801_block_transaction_byte_by_byte(union i2c_smbus_data *data, ...@@ -377,27 +398,28 @@ static int i801_block_transaction_byte_by_byte(union i2c_smbus_data *data,
/* Retrieve/store value in SMBBLKDAT */ /* Retrieve/store value in SMBBLKDAT */
if (read_write == I2C_SMBUS_READ) if (read_write == I2C_SMBUS_READ)
data->block[i] = inb_p(SMBBLKDAT); data->block[i] = inb_p(SMBBLKDAT(priv));
if (read_write == I2C_SMBUS_WRITE && i+1 <= len) if (read_write == I2C_SMBUS_WRITE && i+1 <= len)
outb_p(data->block[i+1], SMBBLKDAT); outb_p(data->block[i+1], SMBBLKDAT(priv));
/* signals SMBBLKDAT ready */ /* signals SMBBLKDAT ready */
outb_p(SMBHSTSTS_BYTE_DONE | SMBHSTSTS_INTR, SMBHSTSTS); outb_p(SMBHSTSTS_BYTE_DONE | SMBHSTSTS_INTR, SMBHSTSTS(priv));
} }
return 0; return 0;
} }
static int i801_set_block_buffer_mode(void) static int i801_set_block_buffer_mode(struct i801_priv *priv)
{ {
outb_p(inb_p(SMBAUXCTL) | SMBAUXCTL_E32B, SMBAUXCTL); outb_p(inb_p(SMBAUXCTL(priv)) | SMBAUXCTL_E32B, SMBAUXCTL(priv));
if ((inb_p(SMBAUXCTL) & SMBAUXCTL_E32B) == 0) if ((inb_p(SMBAUXCTL(priv)) & SMBAUXCTL_E32B) == 0)
return -EIO; return -EIO;
return 0; return 0;
} }
/* Block transaction function */ /* Block transaction function */
static int i801_block_transaction(union i2c_smbus_data *data, char read_write, static int i801_block_transaction(struct i801_priv *priv,
union i2c_smbus_data *data, char read_write,
int command, int hwpec) int command, int hwpec)
{ {
int result = 0; int result = 0;
...@@ -406,11 +428,11 @@ static int i801_block_transaction(union i2c_smbus_data *data, char read_write, ...@@ -406,11 +428,11 @@ static int i801_block_transaction(union i2c_smbus_data *data, char read_write,
if (command == I2C_SMBUS_I2C_BLOCK_DATA) { if (command == I2C_SMBUS_I2C_BLOCK_DATA) {
if (read_write == I2C_SMBUS_WRITE) { if (read_write == I2C_SMBUS_WRITE) {
/* set I2C_EN bit in configuration register */ /* set I2C_EN bit in configuration register */
pci_read_config_byte(I801_dev, SMBHSTCFG, &hostc); pci_read_config_byte(priv->pci_dev, SMBHSTCFG, &hostc);
pci_write_config_byte(I801_dev, SMBHSTCFG, pci_write_config_byte(priv->pci_dev, SMBHSTCFG,
hostc | SMBHSTCFG_I2C_EN); hostc | SMBHSTCFG_I2C_EN);
} else if (!(i801_features & FEATURE_I2C_BLOCK_READ)) { } else if (!(priv->features & FEATURE_I2C_BLOCK_READ)) {
dev_err(&I801_dev->dev, dev_err(&priv->pci_dev->dev,
"I2C block read is unsupported!\n"); "I2C block read is unsupported!\n");
return -EOPNOTSUPP; return -EOPNOTSUPP;
} }
...@@ -429,22 +451,23 @@ static int i801_block_transaction(union i2c_smbus_data *data, char read_write, ...@@ -429,22 +451,23 @@ static int i801_block_transaction(union i2c_smbus_data *data, char read_write,
/* Experience has shown that the block buffer can only be used for /* Experience has shown that the block buffer can only be used for
SMBus (not I2C) block transactions, even though the datasheet SMBus (not I2C) block transactions, even though the datasheet
doesn't mention this limitation. */ doesn't mention this limitation. */
if ((i801_features & FEATURE_BLOCK_BUFFER) if ((priv->features & FEATURE_BLOCK_BUFFER)
&& command != I2C_SMBUS_I2C_BLOCK_DATA && command != I2C_SMBUS_I2C_BLOCK_DATA
&& i801_set_block_buffer_mode() == 0) && i801_set_block_buffer_mode(priv) == 0)
result = i801_block_transaction_by_block(data, read_write, result = i801_block_transaction_by_block(priv, data,
hwpec); read_write, hwpec);
else else
result = i801_block_transaction_byte_by_byte(data, read_write, result = i801_block_transaction_byte_by_byte(priv, data,
read_write,
command, hwpec); command, hwpec);
if (result == 0 && hwpec) if (result == 0 && hwpec)
i801_wait_hwpec(); i801_wait_hwpec(priv);
if (command == I2C_SMBUS_I2C_BLOCK_DATA if (command == I2C_SMBUS_I2C_BLOCK_DATA
&& read_write == I2C_SMBUS_WRITE) { && read_write == I2C_SMBUS_WRITE) {
/* restore saved configuration register value */ /* restore saved configuration register value */
pci_write_config_byte(I801_dev, SMBHSTCFG, hostc); pci_write_config_byte(priv->pci_dev, SMBHSTCFG, hostc);
} }
return result; return result;
} }
...@@ -457,81 +480,85 @@ static s32 i801_access(struct i2c_adapter *adap, u16 addr, ...@@ -457,81 +480,85 @@ static s32 i801_access(struct i2c_adapter *adap, u16 addr,
int hwpec; int hwpec;
int block = 0; int block = 0;
int ret, xact = 0; int ret, xact = 0;
struct i801_priv *priv = i2c_get_adapdata(adap);
hwpec = (i801_features & FEATURE_SMBUS_PEC) && (flags & I2C_CLIENT_PEC) hwpec = (priv->features & FEATURE_SMBUS_PEC) && (flags & I2C_CLIENT_PEC)
&& size != I2C_SMBUS_QUICK && size != I2C_SMBUS_QUICK
&& size != I2C_SMBUS_I2C_BLOCK_DATA; && size != I2C_SMBUS_I2C_BLOCK_DATA;
switch (size) { switch (size) {
case I2C_SMBUS_QUICK: case I2C_SMBUS_QUICK:
outb_p(((addr & 0x7f) << 1) | (read_write & 0x01), outb_p(((addr & 0x7f) << 1) | (read_write & 0x01),
SMBHSTADD); SMBHSTADD(priv));
xact = I801_QUICK; xact = I801_QUICK;
break; break;
case I2C_SMBUS_BYTE: case I2C_SMBUS_BYTE:
outb_p(((addr & 0x7f) << 1) | (read_write & 0x01), outb_p(((addr & 0x7f) << 1) | (read_write & 0x01),
SMBHSTADD); SMBHSTADD(priv));
if (read_write == I2C_SMBUS_WRITE) if (read_write == I2C_SMBUS_WRITE)
outb_p(command, SMBHSTCMD); outb_p(command, SMBHSTCMD(priv));
xact = I801_BYTE; xact = I801_BYTE;
break; break;
case I2C_SMBUS_BYTE_DATA: case I2C_SMBUS_BYTE_DATA:
outb_p(((addr & 0x7f) << 1) | (read_write & 0x01), outb_p(((addr & 0x7f) << 1) | (read_write & 0x01),
SMBHSTADD); SMBHSTADD(priv));
outb_p(command, SMBHSTCMD); outb_p(command, SMBHSTCMD(priv));
if (read_write == I2C_SMBUS_WRITE) if (read_write == I2C_SMBUS_WRITE)
outb_p(data->byte, SMBHSTDAT0); outb_p(data->byte, SMBHSTDAT0(priv));
xact = I801_BYTE_DATA; xact = I801_BYTE_DATA;
break; break;
case I2C_SMBUS_WORD_DATA: case I2C_SMBUS_WORD_DATA:
outb_p(((addr & 0x7f) << 1) | (read_write & 0x01), outb_p(((addr & 0x7f) << 1) | (read_write & 0x01),
SMBHSTADD); SMBHSTADD(priv));
outb_p(command, SMBHSTCMD); outb_p(command, SMBHSTCMD(priv));
if (read_write == I2C_SMBUS_WRITE) { if (read_write == I2C_SMBUS_WRITE) {
outb_p(data->word & 0xff, SMBHSTDAT0); outb_p(data->word & 0xff, SMBHSTDAT0(priv));
outb_p((data->word & 0xff00) >> 8, SMBHSTDAT1); outb_p((data->word & 0xff00) >> 8, SMBHSTDAT1(priv));
} }
xact = I801_WORD_DATA; xact = I801_WORD_DATA;
break; break;
case I2C_SMBUS_BLOCK_DATA: case I2C_SMBUS_BLOCK_DATA:
outb_p(((addr & 0x7f) << 1) | (read_write & 0x01), outb_p(((addr & 0x7f) << 1) | (read_write & 0x01),
SMBHSTADD); SMBHSTADD(priv));
outb_p(command, SMBHSTCMD); outb_p(command, SMBHSTCMD(priv));
block = 1; block = 1;
break; break;
case I2C_SMBUS_I2C_BLOCK_DATA: case I2C_SMBUS_I2C_BLOCK_DATA:
/* NB: page 240 of ICH5 datasheet shows that the R/#W /* NB: page 240 of ICH5 datasheet shows that the R/#W
* bit should be cleared here, even when reading */ * bit should be cleared here, even when reading */
outb_p((addr & 0x7f) << 1, SMBHSTADD); outb_p((addr & 0x7f) << 1, SMBHSTADD(priv));
if (read_write == I2C_SMBUS_READ) { if (read_write == I2C_SMBUS_READ) {
/* NB: page 240 of ICH5 datasheet also shows /* NB: page 240 of ICH5 datasheet also shows
* that DATA1 is the cmd field when reading */ * that DATA1 is the cmd field when reading */
outb_p(command, SMBHSTDAT1); outb_p(command, SMBHSTDAT1(priv));
} else } else
outb_p(command, SMBHSTCMD); outb_p(command, SMBHSTCMD(priv));
block = 1; block = 1;
break; break;
default: default:
dev_err(&I801_dev->dev, "Unsupported transaction %d\n", size); dev_err(&priv->pci_dev->dev, "Unsupported transaction %d\n",
size);
return -EOPNOTSUPP; return -EOPNOTSUPP;
} }
if (hwpec) /* enable/disable hardware PEC */ if (hwpec) /* enable/disable hardware PEC */
outb_p(inb_p(SMBAUXCTL) | SMBAUXCTL_CRC, SMBAUXCTL); outb_p(inb_p(SMBAUXCTL(priv)) | SMBAUXCTL_CRC, SMBAUXCTL(priv));
else else
outb_p(inb_p(SMBAUXCTL) & (~SMBAUXCTL_CRC), SMBAUXCTL); outb_p(inb_p(SMBAUXCTL(priv)) & (~SMBAUXCTL_CRC),
SMBAUXCTL(priv));
if (block) if (block)
ret = i801_block_transaction(data, read_write, size, hwpec); ret = i801_block_transaction(priv, data, read_write, size,
hwpec);
else else
ret = i801_transaction(xact | ENABLE_INT9); ret = i801_transaction(priv, xact | ENABLE_INT9);
/* Some BIOSes don't like it when PEC is enabled at reboot or resume /* Some BIOSes don't like it when PEC is enabled at reboot or resume
time, so we forcibly disable it after every transaction. Turn off time, so we forcibly disable it after every transaction. Turn off
E32B for the same reason. */ E32B for the same reason. */
if (hwpec || block) if (hwpec || block)
outb_p(inb_p(SMBAUXCTL) & ~(SMBAUXCTL_CRC | SMBAUXCTL_E32B), outb_p(inb_p(SMBAUXCTL(priv)) &
SMBAUXCTL); ~(SMBAUXCTL_CRC | SMBAUXCTL_E32B), SMBAUXCTL(priv));
if (block) if (block)
return ret; return ret;
...@@ -543,10 +570,11 @@ static s32 i801_access(struct i2c_adapter *adap, u16 addr, ...@@ -543,10 +570,11 @@ static s32 i801_access(struct i2c_adapter *adap, u16 addr,
switch (xact & 0x7f) { switch (xact & 0x7f) {
case I801_BYTE: /* Result put in SMBHSTDAT0 */ case I801_BYTE: /* Result put in SMBHSTDAT0 */
case I801_BYTE_DATA: case I801_BYTE_DATA:
data->byte = inb_p(SMBHSTDAT0); data->byte = inb_p(SMBHSTDAT0(priv));
break; break;
case I801_WORD_DATA: case I801_WORD_DATA:
data->word = inb_p(SMBHSTDAT0) + (inb_p(SMBHSTDAT1) << 8); data->word = inb_p(SMBHSTDAT0(priv)) +
(inb_p(SMBHSTDAT1(priv)) << 8);
break; break;
} }
return 0; return 0;
...@@ -555,11 +583,13 @@ static s32 i801_access(struct i2c_adapter *adap, u16 addr, ...@@ -555,11 +583,13 @@ static s32 i801_access(struct i2c_adapter *adap, u16 addr,
static u32 i801_func(struct i2c_adapter *adapter) static u32 i801_func(struct i2c_adapter *adapter)
{ {
struct i801_priv *priv = i2c_get_adapdata(adapter);
return I2C_FUNC_SMBUS_QUICK | I2C_FUNC_SMBUS_BYTE | return I2C_FUNC_SMBUS_QUICK | I2C_FUNC_SMBUS_BYTE |
I2C_FUNC_SMBUS_BYTE_DATA | I2C_FUNC_SMBUS_WORD_DATA | I2C_FUNC_SMBUS_BYTE_DATA | I2C_FUNC_SMBUS_WORD_DATA |
I2C_FUNC_SMBUS_BLOCK_DATA | I2C_FUNC_SMBUS_WRITE_I2C_BLOCK | I2C_FUNC_SMBUS_BLOCK_DATA | I2C_FUNC_SMBUS_WRITE_I2C_BLOCK |
((i801_features & FEATURE_SMBUS_PEC) ? I2C_FUNC_SMBUS_PEC : 0) | ((priv->features & FEATURE_SMBUS_PEC) ? I2C_FUNC_SMBUS_PEC : 0) |
((i801_features & FEATURE_I2C_BLOCK_READ) ? ((priv->features & FEATURE_I2C_BLOCK_READ) ?
I2C_FUNC_SMBUS_READ_I2C_BLOCK : 0); I2C_FUNC_SMBUS_READ_I2C_BLOCK : 0);
} }
...@@ -568,12 +598,6 @@ static const struct i2c_algorithm smbus_algorithm = { ...@@ -568,12 +598,6 @@ static const struct i2c_algorithm smbus_algorithm = {
.functionality = i801_func, .functionality = i801_func,
}; };
static struct i2c_adapter i801_adapter = {
.owner = THIS_MODULE,
.class = I2C_CLASS_HWMON | I2C_CLASS_SPD,
.algo = &smbus_algorithm,
};
static const struct pci_device_id i801_ids[] = { static const struct pci_device_id i801_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AA_3) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AA_3) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AB_3) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AB_3) },
...@@ -592,6 +616,10 @@ static const struct pci_device_id i801_ids[] = { ...@@ -592,6 +616,10 @@ static const struct pci_device_id i801_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH10_5) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH10_5) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_5_3400_SERIES_SMBUS) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_5_3400_SERIES_SMBUS) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_COUGARPOINT_SMBUS) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_COUGARPOINT_SMBUS) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS_IDF0) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS_IDF1) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS_IDF2) },
{ 0, } { 0, }
}; };
...@@ -704,16 +732,25 @@ static int __devinit i801_probe(struct pci_dev *dev, ...@@ -704,16 +732,25 @@ static int __devinit i801_probe(struct pci_dev *dev,
{ {
unsigned char temp; unsigned char temp;
int err, i; int err, i;
struct i801_priv *priv;
priv = kzalloc(sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
I801_dev = dev; i2c_set_adapdata(&priv->adapter, priv);
i801_features = 0; priv->adapter.owner = THIS_MODULE;
priv->adapter.class = I2C_CLASS_HWMON | I2C_CLASS_SPD;
priv->adapter.algo = &smbus_algorithm;
priv->pci_dev = dev;
switch (dev->device) { switch (dev->device) {
default: default:
i801_features |= FEATURE_I2C_BLOCK_READ; priv->features |= FEATURE_I2C_BLOCK_READ;
/* fall through */ /* fall through */
case PCI_DEVICE_ID_INTEL_82801DB_3: case PCI_DEVICE_ID_INTEL_82801DB_3:
i801_features |= FEATURE_SMBUS_PEC; priv->features |= FEATURE_SMBUS_PEC;
i801_features |= FEATURE_BLOCK_BUFFER; priv->features |= FEATURE_BLOCK_BUFFER;
/* fall through */ /* fall through */
case PCI_DEVICE_ID_INTEL_82801CA_3: case PCI_DEVICE_ID_INTEL_82801CA_3:
case PCI_DEVICE_ID_INTEL_82801BA_2: case PCI_DEVICE_ID_INTEL_82801BA_2:
...@@ -724,11 +761,11 @@ static int __devinit i801_probe(struct pci_dev *dev, ...@@ -724,11 +761,11 @@ static int __devinit i801_probe(struct pci_dev *dev,
/* Disable features on user request */ /* Disable features on user request */
for (i = 0; i < ARRAY_SIZE(i801_feature_names); i++) { for (i = 0; i < ARRAY_SIZE(i801_feature_names); i++) {
if (i801_features & disable_features & (1 << i)) if (priv->features & disable_features & (1 << i))
dev_notice(&dev->dev, "%s disabled by user\n", dev_notice(&dev->dev, "%s disabled by user\n",
i801_feature_names[i]); i801_feature_names[i]);
} }
i801_features &= ~disable_features; priv->features &= ~disable_features;
err = pci_enable_device(dev); err = pci_enable_device(dev);
if (err) { if (err) {
...@@ -738,8 +775,8 @@ static int __devinit i801_probe(struct pci_dev *dev, ...@@ -738,8 +775,8 @@ static int __devinit i801_probe(struct pci_dev *dev,
} }
/* Determine the address of the SMBus area */ /* Determine the address of the SMBus area */
i801_smba = pci_resource_start(dev, SMBBAR); priv->smba = pci_resource_start(dev, SMBBAR);
if (!i801_smba) { if (!priv->smba) {
dev_err(&dev->dev, "SMBus base address uninitialized, " dev_err(&dev->dev, "SMBus base address uninitialized, "
"upgrade BIOS\n"); "upgrade BIOS\n");
err = -ENODEV; err = -ENODEV;
...@@ -755,19 +792,19 @@ static int __devinit i801_probe(struct pci_dev *dev, ...@@ -755,19 +792,19 @@ static int __devinit i801_probe(struct pci_dev *dev,
err = pci_request_region(dev, SMBBAR, i801_driver.name); err = pci_request_region(dev, SMBBAR, i801_driver.name);
if (err) { if (err) {
dev_err(&dev->dev, "Failed to request SMBus region " dev_err(&dev->dev, "Failed to request SMBus region "
"0x%lx-0x%Lx\n", i801_smba, "0x%lx-0x%Lx\n", priv->smba,
(unsigned long long)pci_resource_end(dev, SMBBAR)); (unsigned long long)pci_resource_end(dev, SMBBAR));
goto exit; goto exit;
} }
pci_read_config_byte(I801_dev, SMBHSTCFG, &temp); pci_read_config_byte(priv->pci_dev, SMBHSTCFG, &temp);
i801_original_hstcfg = temp; priv->original_hstcfg = temp;
temp &= ~SMBHSTCFG_I2C_EN; /* SMBus timing */ temp &= ~SMBHSTCFG_I2C_EN; /* SMBus timing */
if (!(temp & SMBHSTCFG_HST_EN)) { if (!(temp & SMBHSTCFG_HST_EN)) {
dev_info(&dev->dev, "Enabling SMBus device\n"); dev_info(&dev->dev, "Enabling SMBus device\n");
temp |= SMBHSTCFG_HST_EN; temp |= SMBHSTCFG_HST_EN;
} }
pci_write_config_byte(I801_dev, SMBHSTCFG, temp); pci_write_config_byte(priv->pci_dev, SMBHSTCFG, temp);
if (temp & SMBHSTCFG_SMB_SMI_EN) if (temp & SMBHSTCFG_SMB_SMI_EN)
dev_dbg(&dev->dev, "SMBus using interrupt SMI#\n"); dev_dbg(&dev->dev, "SMBus using interrupt SMI#\n");
...@@ -775,19 +812,19 @@ static int __devinit i801_probe(struct pci_dev *dev, ...@@ -775,19 +812,19 @@ static int __devinit i801_probe(struct pci_dev *dev,
dev_dbg(&dev->dev, "SMBus using PCI Interrupt\n"); dev_dbg(&dev->dev, "SMBus using PCI Interrupt\n");
/* Clear special mode bits */ /* Clear special mode bits */
if (i801_features & (FEATURE_SMBUS_PEC | FEATURE_BLOCK_BUFFER)) if (priv->features & (FEATURE_SMBUS_PEC | FEATURE_BLOCK_BUFFER))
outb_p(inb_p(SMBAUXCTL) & ~(SMBAUXCTL_CRC | SMBAUXCTL_E32B), outb_p(inb_p(SMBAUXCTL(priv)) &
SMBAUXCTL); ~(SMBAUXCTL_CRC | SMBAUXCTL_E32B), SMBAUXCTL(priv));
/* set up the sysfs linkage to our parent device */ /* set up the sysfs linkage to our parent device */
i801_adapter.dev.parent = &dev->dev; priv->adapter.dev.parent = &dev->dev;
/* Retry up to 3 times on lost arbitration */ /* Retry up to 3 times on lost arbitration */
i801_adapter.retries = 3; priv->adapter.retries = 3;
snprintf(i801_adapter.name, sizeof(i801_adapter.name), snprintf(priv->adapter.name, sizeof(priv->adapter.name),
"SMBus I801 adapter at %04lx", i801_smba); "SMBus I801 adapter at %04lx", priv->smba);
err = i2c_add_adapter(&i801_adapter); err = i2c_add_adapter(&priv->adapter);
if (err) { if (err) {
dev_err(&dev->dev, "Failed to add SMBus adapter\n"); dev_err(&dev->dev, "Failed to add SMBus adapter\n");
goto exit_release; goto exit_release;
...@@ -801,27 +838,33 @@ static int __devinit i801_probe(struct pci_dev *dev, ...@@ -801,27 +838,33 @@ static int __devinit i801_probe(struct pci_dev *dev,
memset(&info, 0, sizeof(struct i2c_board_info)); memset(&info, 0, sizeof(struct i2c_board_info));
info.addr = apanel_addr; info.addr = apanel_addr;
strlcpy(info.type, "fujitsu_apanel", I2C_NAME_SIZE); strlcpy(info.type, "fujitsu_apanel", I2C_NAME_SIZE);
i2c_new_device(&i801_adapter, &info); i2c_new_device(&priv->adapter, &info);
} }
#endif #endif
#if defined CONFIG_SENSORS_FSCHMD || defined CONFIG_SENSORS_FSCHMD_MODULE #if defined CONFIG_SENSORS_FSCHMD || defined CONFIG_SENSORS_FSCHMD_MODULE
if (dmi_name_in_vendors("FUJITSU")) if (dmi_name_in_vendors("FUJITSU"))
dmi_walk(dmi_check_onboard_devices, &i801_adapter); dmi_walk(dmi_check_onboard_devices, &priv->adapter);
#endif #endif
pci_set_drvdata(dev, priv);
return 0; return 0;
exit_release: exit_release:
pci_release_region(dev, SMBBAR); pci_release_region(dev, SMBBAR);
exit: exit:
kfree(priv);
return err; return err;
} }
static void __devexit i801_remove(struct pci_dev *dev) static void __devexit i801_remove(struct pci_dev *dev)
{ {
i2c_del_adapter(&i801_adapter); struct i801_priv *priv = pci_get_drvdata(dev);
pci_write_config_byte(I801_dev, SMBHSTCFG, i801_original_hstcfg);
i2c_del_adapter(&priv->adapter);
pci_write_config_byte(dev, SMBHSTCFG, priv->original_hstcfg);
pci_release_region(dev, SMBBAR); pci_release_region(dev, SMBBAR);
pci_set_drvdata(dev, NULL);
kfree(priv);
/* /*
* do not call pci_disable_device(dev) since it can cause hard hangs on * do not call pci_disable_device(dev) since it can cause hard hangs on
* some systems during power-off (eg. Fujitsu-Siemens Lifebook E8010) * some systems during power-off (eg. Fujitsu-Siemens Lifebook E8010)
...@@ -831,8 +874,10 @@ static void __devexit i801_remove(struct pci_dev *dev) ...@@ -831,8 +874,10 @@ static void __devexit i801_remove(struct pci_dev *dev)
#ifdef CONFIG_PM #ifdef CONFIG_PM
static int i801_suspend(struct pci_dev *dev, pm_message_t mesg) static int i801_suspend(struct pci_dev *dev, pm_message_t mesg)
{ {
struct i801_priv *priv = pci_get_drvdata(dev);
pci_save_state(dev); pci_save_state(dev);
pci_write_config_byte(dev, SMBHSTCFG, i801_original_hstcfg); pci_write_config_byte(dev, SMBHSTCFG, priv->original_hstcfg);
pci_set_power_state(dev, pci_choose_state(dev, mesg)); pci_set_power_state(dev, pci_choose_state(dev, mesg));
return 0; return 0;
} }
......
drivers/staging/tm6000/tm6000-i2c.c
View file @ 50440c6d
...@@ -320,7 +320,6 @@ static struct i2c_algorithm tm6000_algo = { ...@@ -320,7 +320,6 @@ static struct i2c_algorithm tm6000_algo = {
static struct i2c_adapter tm6000_adap_template = { static struct i2c_adapter tm6000_adap_template = {
.owner = THIS_MODULE, .owner = THIS_MODULE,
.class = I2C_CLASS_TV_ANALOG | I2C_CLASS_TV_DIGITAL,
.name = "tm6000", .name = "tm6000",
.algo = &tm6000_algo, .algo = &tm6000_algo,
}; };
......
include/linux/i2c.h
View file @ 50440c6d
...@@ -407,8 +407,6 @@ void i2c_unlock_adapter(struct i2c_adapter *); ...@@ -407,8 +407,6 @@ void i2c_unlock_adapter(struct i2c_adapter *);
/* i2c adapter classes (bitmask) */ /* i2c adapter classes (bitmask) */
#define I2C_CLASS_HWMON (1<<0) /* lm_sensors, ... */ #define I2C_CLASS_HWMON (1<<0) /* lm_sensors, ... */
#define I2C_CLASS_TV_ANALOG (1<<1) /* bttv + friends */
#define I2C_CLASS_TV_DIGITAL (1<<2) /* dvb cards */
#define I2C_CLASS_DDC (1<<3) /* DDC bus on graphics adapters */ #define I2C_CLASS_DDC (1<<3) /* DDC bus on graphics adapters */
#define I2C_CLASS_SPD (1<<7) /* SPD EEPROMs and similar */ #define I2C_CLASS_SPD (1<<7) /* SPD EEPROMs and similar */
......
include/linux/pci_ids.h
View file @ 50440c6d
...@@ -2465,6 +2465,7 @@ ...@@ -2465,6 +2465,7 @@
#define PCI_DEVICE_ID_INTEL_COUGARPOINT_SMBUS 0x1c22 #define PCI_DEVICE_ID_INTEL_COUGARPOINT_SMBUS 0x1c22
#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_MIN 0x1c41 #define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_MIN 0x1c41
#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_MAX 0x1c5f #define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_MAX 0x1c5f
#define PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS 0x1d22
#define PCI_DEVICE_ID_INTEL_PATSBURG_LPC 0x1d40 #define PCI_DEVICE_ID_INTEL_PATSBURG_LPC 0x1d40
#define PCI_DEVICE_ID_INTEL_82801AA_0 0x2410 #define PCI_DEVICE_ID_INTEL_82801AA_0 0x2410
#define PCI_DEVICE_ID_INTEL_82801AA_1 0x2411 #define PCI_DEVICE_ID_INTEL_82801AA_1 0x2411
......
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