27 #define I2C_OFS_SVA0		0x0c	/* slave address */
70 	struct i2c_client *slave;  member
148 	/* Send slave address and R/W type */  in __em_i2c_xfer()
156 	/* Received NACK (result of setting slave address and R/W) */  in __em_i2c_xfer()
233 	if (!priv->slave)  in em_i2c_slave_irq()
244 	/* Stop detected, we don't know if it's for slave or master */  in em_i2c_slave_irq()
246 		/* Notify slave device */  in em_i2c_slave_irq()
247 		i2c_slave_event(priv->slave, I2C_SLAVE_STOP, &value);  in em_i2c_slave_irq()
269 			i2c_slave_event(priv->slave, event, &value);  in em_i2c_slave_irq()
283 			i2c_slave_event(priv->slave, I2C_SLAVE_WRITE_REQUESTED,  in em_i2c_slave_irq()
288 			ret = i2c_slave_event(priv->slave,  in em_i2c_slave_irq()
316 static int em_i2c_reg_slave(struct i2c_client *slave)  in em_i2c_reg_slave()  argument
318 	struct em_i2c_device *priv = i2c_get_adapdata(slave->adapter);  in em_i2c_reg_slave()
320 	if (priv->slave)  in em_i2c_reg_slave()
323 	if (slave->flags & I2C_CLIENT_TEN)  in em_i2c_reg_slave()
326 	priv->slave = slave;  in em_i2c_reg_slave()
328 	/* Set slave address */  in em_i2c_reg_slave()
329 	writeb(slave->addr << 1, priv->base + I2C_OFS_SVA0);  in em_i2c_reg_slave()
334 static int em_i2c_unreg_slave(struct i2c_client *slave)  in em_i2c_unreg_slave()  argument
336 	struct em_i2c_device *priv = i2c_get_adapdata(slave->adapter);  in em_i2c_unreg_slave()
338 	WARN_ON(!priv->slave);  in em_i2c_unreg_slave()
343 	 * Wait for interrupt to finish. New slave irqs cannot happen because we  in em_i2c_unreg_slave()
344 	 * cleared the slave address and, thus, only extension codes will be  in em_i2c_unreg_slave()
345 	 * detected which do not use the slave ptr.  in em_i2c_unreg_slave()
348 	priv->slave = NULL;  in em_i2c_unreg_slave()