PMBUS_OPERATION
rc = pmbus_update_byte_data(client, page, PMBUS_OPERATION,
val = pmbus_read_byte_data(client, page, PMBUS_OPERATION);
ret = i2c_smbus_read_byte_data(psu->client, PMBUS_OPERATION);
ret = _pmbus_read_byte_data(client, page, PMBUS_OPERATION);
return pmbus_update_byte_data(client, page, PMBUS_OPERATION,
rc = i2c_smbus_write_byte_data(psu->client, PMBUS_OPERATION, dst_data);
rc = i2c_smbus_read_byte_data(psu->client, PMBUS_OPERATION);
if (reg != PMBUS_OPERATION)
if (reg != PMBUS_OPERATION)