static int i2c_pca_pf_waitforcompletion(void *pd)
{
struct i2c_pca_pf_data *i2c = pd;
- long ret = ~0;
unsigned long timeout;
+ long ret;
if (i2c->irq) {
ret = wait_event_timeout(i2c->wait,
} else {
/* Do polling */
timeout = jiffies + i2c->adap.timeout;
- while (((i2c->algo_data.read_byte(i2c, I2C_PCA_CON)
- & I2C_PCA_CON_SI) == 0)
- && (ret = time_before(jiffies, timeout)))
+ do {
+ ret = time_before(jiffies, timeout);
+ if (i2c->algo_data.read_byte(i2c, I2C_PCA_CON)
+ & I2C_PCA_CON_SI)
+ break;
udelay(100);
+ } while (ret);
}
return ret > 0;