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i2c: Whitespace cleanups

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Remove extraneous whitespace from various i2c headers and core files,
like space-before-tab and whitespace at end of line.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
This commit is contained in:
David Brownell
2006-12-10 21:21:31 +01:00
committed by Jean Delvare
parent 2c003e8e1c
commit 438d6c2c01
6 changed files with 89 additions and 89 deletions
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54
drivers/i2c/i2c-core.c
View File

@@ -127,7 +127,7 @@ static ssize_t show_client_name(struct device *dev, struct device_attribute *att
return sprintf(buf, "%s\n", client->name);
}
/*
/*
* We can't use the DEVICE_ATTR() macro here as we want the same filename for a
* different type of a device. So beware if the DEVICE_ATTR() macro ever
* changes, this definition will also have to change.
@@ -139,8 +139,8 @@ static struct device_attribute dev_attr_client_name = {
/* ---------------------------------------------------
* registering functions
* ---------------------------------------------------
* registering functions
* ---------------------------------------------------
*/
/* -----
@@ -314,7 +314,7 @@ int i2c_register_driver(struct module *owner, struct i2c_driver *driver)
res = driver_register(&driver->driver);
if (res)
return res;
mutex_lock(&core_lists);
list_add_tail(&driver->list,&drivers);
@@ -338,13 +338,13 @@ int i2c_del_driver(struct i2c_driver *driver)
struct list_head *item1, *item2, *_n;
struct i2c_client *client;
struct i2c_adapter *adap;
int res = 0;
mutex_lock(&core_lists);
/* Have a look at each adapter, if clients of this driver are still
* attached. If so, detach them to be able to kill the driver
* attached. If so, detach them to be able to kill the driver
* afterwards.
*/
list_for_each(item1,&adapters) {
@@ -419,14 +419,14 @@ int i2c_attach_client(struct i2c_client *client)
goto out_unlock;
}
list_add_tail(&client->list,&adapter->clients);
client->usage_count = 0;
client->dev.parent = &client->adapter->dev;
client->dev.driver = &client->driver->driver;
client->dev.bus = &i2c_bus_type;
client->dev.release = &i2c_client_release;
snprintf(&client->dev.bus_id[0], sizeof(client->dev.bus_id),
"%d-%04x", i2c_adapter_id(adapter), client->addr);
dev_dbg(&adapter->dev, "client [%s] registered with bus id %s\n",
@@ -467,7 +467,7 @@ int i2c_detach_client(struct i2c_client *client)
{
struct i2c_adapter *adapter = client->adapter;
int res = 0;
if (client->usage_count > 0) {
dev_warn(&client->dev, "Client [%s] still busy, "
"can't detach\n", client->name);
@@ -535,10 +535,10 @@ int i2c_release_client(struct i2c_client *client)
__FUNCTION__);
return -EPERM;
}
client->usage_count--;
i2c_dec_use_client(client);
return 0;
}
@@ -624,7 +624,7 @@ int i2c_master_send(struct i2c_client *client,const char *buf ,int count)
msg.flags = client->flags & I2C_M_TEN;
msg.len = count;
msg.buf = (char *)buf;
ret = i2c_transfer(adap, &msg, 1);
/* If everything went ok (i.e. 1 msg transmitted), return #bytes
@@ -757,7 +757,7 @@ int i2c_probe(struct i2c_adapter *adapter,
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_QUICK)) {
if (address_data->probe[0] == I2C_CLIENT_END
&& address_data->normal_i2c[0] == I2C_CLIENT_END)
return 0;
return 0;
dev_warn(&adapter->dev, "SMBus Quick command not supported, "
"can't probe for chips\n");
@@ -817,7 +817,7 @@ int i2c_probe(struct i2c_adapter *adapter,
struct i2c_adapter* i2c_get_adapter(int id)
{
struct i2c_adapter *adapter;
mutex_lock(&core_lists);
adapter = (struct i2c_adapter *)idr_find(&i2c_adapter_idr, id);
if (adapter && !try_module_get(adapter->owner))
@@ -834,14 +834,14 @@ void i2c_put_adapter(struct i2c_adapter *adap)
/* The SMBus parts */
#define POLY (0x1070U << 3)
#define POLY (0x1070U << 3)
static u8
crc8(u16 data)
{
int i;
for(i = 0; i < 8; i++) {
if (data & 0x8000)
if (data & 0x8000)
data = data ^ POLY;
data = data << 1;
}
@@ -891,13 +891,13 @@ static int i2c_smbus_check_pec(u8 cpec, struct i2c_msg *msg)
rpec, cpec);
return -1;
}
return 0;
return 0;
}
s32 i2c_smbus_write_quick(struct i2c_client *client, u8 value)
{
return i2c_smbus_xfer(client->adapter,client->addr,client->flags,
value,0,I2C_SMBUS_QUICK,NULL);
value,0,I2C_SMBUS_QUICK,NULL);
}
s32 i2c_smbus_read_byte(struct i2c_client *client)
@@ -996,11 +996,11 @@ s32 i2c_smbus_write_i2c_block_data(struct i2c_client *client, u8 command,
I2C_SMBUS_I2C_BLOCK_DATA, &data);
}
/* Simulate a SMBus command using the i2c protocol
/* Simulate a SMBus command using the i2c protocol
No checking of parameters is done! */
static s32 i2c_smbus_xfer_emulated(struct i2c_adapter * adapter, u16 addr,
static s32 i2c_smbus_xfer_emulated(struct i2c_adapter * adapter, u16 addr,
unsigned short flags,
char read_write, u8 command, int size,
char read_write, u8 command, int size,
union i2c_smbus_data * data)
{
/* So we need to generate a series of msgs. In the case of writing, we
@@ -1010,7 +1010,7 @@ static s32 i2c_smbus_xfer_emulated(struct i2c_adapter * adapter, u16 addr,
unsigned char msgbuf0[I2C_SMBUS_BLOCK_MAX+3];
unsigned char msgbuf1[I2C_SMBUS_BLOCK_MAX+2];
int num = read_write == I2C_SMBUS_READ?2:1;
struct i2c_msg msg[2] = { { addr, flags, 1, msgbuf0 },
struct i2c_msg msg[2] = { { addr, flags, 1, msgbuf0 },
{ addr, flags | I2C_M_RD, 0, msgbuf1 }
};
int i;
@@ -1103,14 +1103,14 @@ static s32 i2c_smbus_xfer_emulated(struct i2c_adapter * adapter, u16 addr,
if (i) {
/* Compute PEC if first message is a write */
if (!(msg[0].flags & I2C_M_RD)) {
if (num == 1) /* Write only */
if (num == 1) /* Write only */
i2c_smbus_add_pec(&msg[0]);
else /* Write followed by read */
partial_pec = i2c_smbus_msg_pec(0, &msg[0]);
}
/* Ask for PEC if last message is a read */
if (msg[num-1].flags & I2C_M_RD)
msg[num-1].len++;
msg[num-1].len++;
}
if (i2c_transfer(adapter, msg, num) < 0)
@@ -1130,7 +1130,7 @@ static s32 i2c_smbus_xfer_emulated(struct i2c_adapter * adapter, u16 addr,
case I2C_SMBUS_BYTE_DATA:
data->byte = msgbuf1[0];
break;
case I2C_SMBUS_WORD_DATA:
case I2C_SMBUS_WORD_DATA:
case I2C_SMBUS_PROC_CALL:
data->word = msgbuf1[0] | (msgbuf1[1] << 8);
break;
@@ -1146,7 +1146,7 @@ static s32 i2c_smbus_xfer_emulated(struct i2c_adapter * adapter, u16 addr,
s32 i2c_smbus_xfer(struct i2c_adapter * adapter, u16 addr, unsigned short flags,
char read_write, u8 command, int size,
char read_write, u8 command, int size,
union i2c_smbus_data * data)
{
s32 res;

34
drivers/i2c/i2c-dev.c
View File

@@ -1,5 +1,5 @@
/*
i2c-dev.c - i2c-bus driver, char device interface
i2c-dev.c - i2c-bus driver, char device interface
Copyright (C) 1995-97 Simon G. Vogl
Copyright (C) 1998-99 Frodo Looijaard <frodol@dds.nl>
@@ -172,7 +172,7 @@ static int i2cdev_ioctl(struct inode *inode, struct file *file,
switch ( cmd ) {
case I2C_SLAVE:
case I2C_SLAVE_FORCE:
if ((arg > 0x3ff) ||
if ((arg > 0x3ff) ||
(((client->flags & I2C_M_TEN) == 0) && arg > 0x7f))
return -EINVAL;
if ((cmd == I2C_SLAVE) && i2c_check_addr(client->adapter,arg))
@@ -196,8 +196,8 @@ static int i2cdev_ioctl(struct inode *inode, struct file *file,
return put_user(funcs, (unsigned long __user *)arg);
case I2C_RDWR:
if (copy_from_user(&rdwr_arg,
(struct i2c_rdwr_ioctl_data __user *)arg,
if (copy_from_user(&rdwr_arg,
(struct i2c_rdwr_ioctl_data __user *)arg,
sizeof(rdwr_arg)))
return -EFAULT;
@@ -205,9 +205,9 @@ static int i2cdev_ioctl(struct inode *inode, struct file *file,
* be sent at once */
if (rdwr_arg.nmsgs > I2C_RDRW_IOCTL_MAX_MSGS)
return -EINVAL;
rdwr_pa = (struct i2c_msg *)
kmalloc(rdwr_arg.nmsgs * sizeof(struct i2c_msg),
kmalloc(rdwr_arg.nmsgs * sizeof(struct i2c_msg),
GFP_KERNEL);
if (rdwr_pa == NULL) return -ENOMEM;
@@ -277,9 +277,9 @@ static int i2cdev_ioctl(struct inode *inode, struct file *file,
(struct i2c_smbus_ioctl_data __user *) arg,
sizeof(struct i2c_smbus_ioctl_data)))
return -EFAULT;
if ((data_arg.size != I2C_SMBUS_BYTE) &&
if ((data_arg.size != I2C_SMBUS_BYTE) &&
(data_arg.size != I2C_SMBUS_QUICK) &&
(data_arg.size != I2C_SMBUS_BYTE_DATA) &&
(data_arg.size != I2C_SMBUS_BYTE_DATA) &&
(data_arg.size != I2C_SMBUS_WORD_DATA) &&
(data_arg.size != I2C_SMBUS_PROC_CALL) &&
(data_arg.size != I2C_SMBUS_BLOCK_DATA) &&
@@ -290,11 +290,11 @@ static int i2cdev_ioctl(struct inode *inode, struct file *file,
data_arg.size);
return -EINVAL;
}
/* Note that I2C_SMBUS_READ and I2C_SMBUS_WRITE are 0 and 1,
/* Note that I2C_SMBUS_READ and I2C_SMBUS_WRITE are 0 and 1,
so the check is valid if size==I2C_SMBUS_QUICK too. */
if ((data_arg.read_write != I2C_SMBUS_READ) &&
if ((data_arg.read_write != I2C_SMBUS_READ) &&
(data_arg.read_write != I2C_SMBUS_WRITE)) {
dev_dbg(&client->adapter->dev,
dev_dbg(&client->adapter->dev,
"read_write out of range (%x) in ioctl I2C_SMBUS.\n",
data_arg.read_write);
return -EINVAL;
@@ -303,7 +303,7 @@ static int i2cdev_ioctl(struct inode *inode, struct file *file,
/* Note that command values are always valid! */
if ((data_arg.size == I2C_SMBUS_QUICK) ||
((data_arg.size == I2C_SMBUS_BYTE) &&
((data_arg.size == I2C_SMBUS_BYTE) &&
(data_arg.read_write == I2C_SMBUS_WRITE)))
/* These are special: we do not use data */
return i2c_smbus_xfer(client->adapter, client->addr,
@@ -321,14 +321,14 @@ static int i2cdev_ioctl(struct inode *inode, struct file *file,
if ((data_arg.size == I2C_SMBUS_BYTE_DATA) ||
(data_arg.size == I2C_SMBUS_BYTE))
datasize = sizeof(data_arg.data->byte);
else if ((data_arg.size == I2C_SMBUS_WORD_DATA) ||
else if ((data_arg.size == I2C_SMBUS_WORD_DATA) ||
(data_arg.size == I2C_SMBUS_PROC_CALL))
datasize = sizeof(data_arg.data->word);
else /* size == smbus block, i2c block, or block proc. call */
datasize = sizeof(data_arg.data->block);
if ((data_arg.size == I2C_SMBUS_PROC_CALL) ||
(data_arg.size == I2C_SMBUS_BLOCK_PROC_CALL) ||
if ((data_arg.size == I2C_SMBUS_PROC_CALL) ||
(data_arg.size == I2C_SMBUS_BLOCK_PROC_CALL) ||
(data_arg.read_write == I2C_SMBUS_WRITE)) {
if (copy_from_user(&temp, data_arg.data, datasize))
return -EFAULT;
@@ -336,8 +336,8 @@ static int i2cdev_ioctl(struct inode *inode, struct file *file,
res = i2c_smbus_xfer(client->adapter,client->addr,client->flags,
data_arg.read_write,
data_arg.command,data_arg.size,&temp);
if (! res && ((data_arg.size == I2C_SMBUS_PROC_CALL) ||
(data_arg.size == I2C_SMBUS_BLOCK_PROC_CALL) ||
if (! res && ((data_arg.size == I2C_SMBUS_PROC_CALL) ||
(data_arg.size == I2C_SMBUS_BLOCK_PROC_CALL) ||
(data_arg.read_write == I2C_SMBUS_READ))) {
if (copy_to_user(data_arg.data, &temp, datasize))
return -EFAULT;