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Diffstat (limited to 'drivers/i2c/algos/i2c-algo-pca.c')
-rw-r--r--drivers/i2c/algos/i2c-algo-pca.c36
1 files changed, 18 insertions, 18 deletions
diff --git a/drivers/i2c/algos/i2c-algo-pca.c b/drivers/i2c/algos/i2c-algo-pca.c
index dcdaf8e675b..2b9a8f54bb2 100644
--- a/drivers/i2c/algos/i2c-algo-pca.c
+++ b/drivers/i2c/algos/i2c-algo-pca.c
@@ -109,13 +109,13 @@ static void pca_stop(struct i2c_algo_pca_data *adap)
* returns after the address has been sent
*/
static int pca_address(struct i2c_algo_pca_data *adap,
- struct i2c_msg *msg)
+ struct i2c_msg *msg)
{
int sta = pca_get_con(adap);
int addr;
- addr = ( (0x7f & msg->addr) << 1 );
- if (msg->flags & I2C_M_RD )
+ addr = ((0x7f & msg->addr) << 1);
+ if (msg->flags & I2C_M_RD)
addr |= 1;
DEB2("=== SLAVE ADDRESS %#04x+%c=%#04x\n",
msg->addr, msg->flags & I2C_M_RD ? 'R' : 'W', addr);
@@ -134,7 +134,7 @@ static int pca_address(struct i2c_algo_pca_data *adap,
* Returns after the byte has been transmitted
*/
static int pca_tx_byte(struct i2c_algo_pca_data *adap,
- __u8 b)
+ __u8 b)
{
int sta = pca_get_con(adap);
DEB2("=== WRITE %#04x\n", b);
@@ -164,13 +164,13 @@ static void pca_rx_byte(struct i2c_algo_pca_data *adap,
* Returns after next byte has arrived.
*/
static int pca_rx_ack(struct i2c_algo_pca_data *adap,
- int ack)
+ int ack)
{
int sta = pca_get_con(adap);
sta &= ~(I2C_PCA_CON_STO|I2C_PCA_CON_STA|I2C_PCA_CON_SI|I2C_PCA_CON_AA);
- if ( ack )
+ if (ack)
sta |= I2C_PCA_CON_AA;
pca_set_con(adap, sta);
@@ -178,12 +178,12 @@ static int pca_rx_ack(struct i2c_algo_pca_data *adap,
}
static int pca_xfer(struct i2c_adapter *i2c_adap,
- struct i2c_msg *msgs,
- int num)
+ struct i2c_msg *msgs,
+ int num)
{
- struct i2c_algo_pca_data *adap = i2c_adap->algo_data;
- struct i2c_msg *msg = NULL;
- int curmsg;
+ struct i2c_algo_pca_data *adap = i2c_adap->algo_data;
+ struct i2c_msg *msg = NULL;
+ int curmsg;
int numbytes = 0;
int state;
int ret;
@@ -202,21 +202,21 @@ static int pca_xfer(struct i2c_adapter *i2c_adap,
DEB1("{{{ XFER %d messages\n", num);
- if (i2c_debug>=2) {
+ if (i2c_debug >= 2) {
for (curmsg = 0; curmsg < num; curmsg++) {
int addr, i;
msg = &msgs[curmsg];
addr = (0x7f & msg->addr) ;
- if (msg->flags & I2C_M_RD )
+ if (msg->flags & I2C_M_RD)
printk(KERN_INFO " [%02d] RD %d bytes from %#02x [%#02x, ...]\n",
- curmsg, msg->len, addr, (addr<<1) | 1);
+ curmsg, msg->len, addr, (addr << 1) | 1);
else {
printk(KERN_INFO " [%02d] WR %d bytes to %#02x [%#02x%s",
- curmsg, msg->len, addr, addr<<1,
+ curmsg, msg->len, addr, addr << 1,
msg->len == 0 ? "" : ", ");
- for(i=0; i < msg->len; i++)
+ for (i = 0; i < msg->len; i++)
printk("%#04x%s", msg->buf[i], i == msg->len - 1 ? "" : ", ");
printk("]\n");
}
@@ -305,7 +305,7 @@ static int pca_xfer(struct i2c_adapter *i2c_adap,
goto out;
case 0x58: /* Data byte has been received; NOT ACK has been returned */
- if ( numbytes == msg->len - 1 ) {
+ if (numbytes == msg->len - 1) {
pca_rx_byte(adap, &msg->buf[numbytes], 0);
curmsg++; numbytes = 0;
if (curmsg == num)
@@ -352,7 +352,7 @@ static int pca_xfer(struct i2c_adapter *i2c_adap,
static u32 pca_func(struct i2c_adapter *adap)
{
- return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL;
+ return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL;
}
static const struct i2c_algorithm pca_algo = {