int ps3_vuart_get_triggers()

in ps3-vuart.c [142:184]

• 34 lines of code
• 4 McCabe index (conditional complexity)

int ps3_vuart_get_triggers(struct ps3_system_bus_device *dev,
	struct vuart_triggers *trig)
{
	int result;
	u64 size;
	u64 val;
	u64 tx;

	result = lv1_get_virtual_uart_param(dev->port_number,
		PARAM_TX_TRIGGER, &tx);
	trig->tx = tx;

	if (result) {
		dev_dbg(&dev->core, "%s:%d: tx_trigger failed: %s\n",
			__func__, __LINE__, ps3_result(result));
		return result;
	}

	result = lv1_get_virtual_uart_param(dev->port_number,
		PARAM_RX_BUF_SIZE, &size);

	if (result) {
		dev_dbg(&dev->core, "%s:%d: tx_buf_size failed: %s\n",
			__func__, __LINE__, ps3_result(result));
		return result;
	}

	result = lv1_get_virtual_uart_param(dev->port_number,
		PARAM_RX_TRIGGER, &val);

	if (result) {
		dev_dbg(&dev->core, "%s:%d: rx_trigger failed: %s\n",
			__func__, __LINE__, ps3_result(result));
		return result;
	}

	trig->rx = size - val;

	dev_dbg(&dev->core, "%s:%d: tx %lxh, rx %lxh\n", __func__, __LINE__,
		trig->tx, trig->rx);

	return result;
}