26 static int mantis_i2c_read(struct mantis_pci *mantis, const struct i2c_msg *msg)  in mantis_i2c_read()  argument
72 static int mantis_i2c_write(struct mantis_pci *mantis, const struct i2c_msg *msg)  in mantis_i2c_write()  argument
120 	struct mantis_pci *mantis;  in mantis_i2c_xfer()  local
123 	mantis = i2c_get_adapdata(adapter);  in mantis_i2c_xfer()
124 	BUG_ON(!mantis);  in mantis_i2c_xfer()
125 	config = mantis->hwconfig;  in mantis_i2c_xfer()
129 	mutex_lock(&mantis->i2c_lock);  in mantis_i2c_xfer()
178 				ret = mantis_i2c_read(mantis, &msgs[i]);  in mantis_i2c_xfer()
180 				ret = mantis_i2c_write(mantis, &msgs[i]);  in mantis_i2c_xfer()
189 	mutex_unlock(&mantis->i2c_lock);  in mantis_i2c_xfer()
194 	mutex_unlock(&mantis->i2c_lock);  in mantis_i2c_xfer()
208 int mantis_i2c_init(struct mantis_pci *mantis)  in mantis_i2c_init()  argument
211 	struct i2c_adapter *i2c_adapter = &mantis->adapter;  in mantis_i2c_init()
212 	struct pci_dev *pdev		= mantis->pdev;  in mantis_i2c_init()
214 	init_waitqueue_head(&mantis->i2c_wq);  in mantis_i2c_init()
215 	mutex_init(&mantis->i2c_lock);  in mantis_i2c_init()
217 	i2c_set_adapdata(i2c_adapter, mantis);  in mantis_i2c_init()
226 	mantis->i2c_rc		= i2c_add_adapter(i2c_adapter);  in mantis_i2c_init()
227 	if (mantis->i2c_rc < 0)  in mantis_i2c_init()
228 		return mantis->i2c_rc;  in mantis_i2c_init()
236 	mantis_mask_ints(mantis, MANTIS_INT_I2CDONE);  in mantis_i2c_init()
242 int mantis_i2c_exit(struct mantis_pci *mantis)  in mantis_i2c_exit()  argument
245 	mantis_mask_ints(mantis, MANTIS_INT_I2CDONE);  in mantis_i2c_exit()
248 	i2c_del_adapter(&mantis->adapter);  in mantis_i2c_exit()