Hi,
On 01/06/2015 at 17:49:13 +0200, Cyrille Pitchen wrote :
> @@ -504,8 +589,22 @@ static int at91_twi_xfer(struct i2c_adapter *adap, struct i2c_msg *msg, int num)
> at91_twi_write(dev, AT91_TWI_IADR, internal_address);
> }
>
> - at91_twi_write(dev, AT91_TWI_MMR, (m_start->addr << 16) | int_addr_flag
> - | ((m_start->flags & I2C_M_RD) ? AT91_TWI_MREAD : 0));
> + is_read = (m_start->flags & I2C_M_RD);
> + if (dev->pdata->has_alt_cmd) {
> + if (m_start->len > 0) {
> + at91_twi_write(dev, AT91_TWI_CR, AT91_TWI_ACMEN);
> + at91_twi_write(dev, AT91_TWI_ACR,
> + AT91_TWI_ACR_DATAL(m_start->len) |
> + ((is_read) ? AT91_TWI_ACR_DIR : 0));
> + use_alt_cmd = true;
> + } else
> + at91_twi_write(dev, AT91_TWI_CR, AT91_TWI_ACMDIS);
braces {} should be used on all arms of this statement
--
Alexandre Belloni, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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