3  *  i2c slave support for Atmel's AT91 Two-Wire Interface (TWI)
25 	/* slave address has been detected on I2C bus */  in atmel_twi_interrupt_slave()
28 			i2c_slave_event(dev->slave,  in atmel_twi_interrupt_slave()
34 			i2c_slave_event(dev->slave,  in atmel_twi_interrupt_slave()
44 		i2c_slave_event(dev->slave, I2C_SLAVE_READ_PROCESSED, &value);  in atmel_twi_interrupt_slave()
51 		i2c_slave_event(dev->slave, I2C_SLAVE_WRITE_RECEIVED, &value);  in atmel_twi_interrupt_slave()
59 		i2c_slave_event(dev->slave, I2C_SLAVE_STOP, &value);  in atmel_twi_interrupt_slave()
65 static int at91_reg_slave(struct i2c_client *slave)  in at91_reg_slave()  argument
67 	struct at91_twi_dev *dev = i2c_get_adapdata(slave->adapter);  in at91_reg_slave()
69 	if (dev->slave)  in at91_reg_slave()
72 	if (slave->flags & I2C_CLIENT_TEN)  in at91_reg_slave()
78 	dev->slave = slave;  in at91_reg_slave()
79 	dev->smr = AT91_TWI_SMR_SADR(slave->addr);  in at91_reg_slave()
84 	dev_info(dev->dev, "entered slave mode (ADR=%d)\n", slave->addr);  in at91_reg_slave()
89 static int at91_unreg_slave(struct i2c_client *slave)  in at91_unreg_slave()  argument
91 	struct at91_twi_dev *dev = i2c_get_adapdata(slave->adapter);  in at91_unreg_slave()
93 	WARN_ON(!dev->slave);  in at91_unreg_slave()
95 	dev_info(dev->dev, "leaving slave mode\n");  in at91_unreg_slave()
97 	dev->slave = NULL;  in at91_unreg_slave()