C++ (Cpp) mlx4_test_interrupts Examples

Example #1

File: en_selftest.c Project: 0xroot/Blackphone-BP1-Kernel

void mlx4_en_ex_selftest(struct net_device *dev, u32 *flags, u64 *buf)
{
	struct mlx4_en_priv *priv = netdev_priv(dev);
	struct mlx4_en_dev *mdev = priv->mdev;
	struct mlx4_en_tx_ring *tx_ring;
	int i, carrier_ok;

	memset(buf, 0, sizeof(u64) * MLX4_EN_NUM_SELF_TEST);

	if (*flags & ETH_TEST_FL_OFFLINE) {
		/* disable the interface */
		carrier_ok = netif_carrier_ok(dev);

		netif_carrier_off(dev);
retry_tx:
		/* Wait until all tx queues are empty.
		 * there should not be any additional incoming traffic
		 * since we turned the carrier off */
		msleep(200);
		for (i = 0; i < priv->tx_ring_num && carrier_ok; i++) {
			tx_ring = &priv->tx_ring[i];
			if (tx_ring->prod != (tx_ring->cons + tx_ring->last_nr_txbb))
				goto retry_tx;
		}

		if (priv->mdev->dev->caps.flags &
					MLX4_DEV_CAP_FLAG_UC_LOOPBACK) {
			buf[3] = mlx4_en_test_registers(priv);
			buf[4] = mlx4_en_test_loopback(priv);
		}

		if (carrier_ok)
			netif_carrier_on(dev);

	}
	buf[0] = mlx4_test_interrupts(mdev->dev);
	buf[1] = mlx4_en_test_link(priv);
	buf[2] = mlx4_en_test_speed(priv);

	for (i = 0; i < MLX4_EN_NUM_SELF_TEST; i++) {
		if (buf[i])
			*flags |= ETH_TEST_FL_FAILED;
	}
}

Example #2

File: en_selftest.c Project: anandab/akaros

void mlx4_en_ex_selftest(struct ether *dev, uint32_t *flags,
			 uint64_t *buf)
{
	panic("Disabled");
#if 0 // AKAROS_PORT
	struct mlx4_en_priv *priv = netdev_priv(dev);
	struct mlx4_en_dev *mdev = priv->mdev;
	int i, carrier_ok;

	memset(buf, 0, sizeof(uint64_t) * MLX4_EN_NUM_SELF_TEST);

	if (*flags & ETH_TEST_FL_OFFLINE) {
		/* disable the interface */
		carrier_ok = netif_carrier_ok(dev);

		netif_carrier_off(dev);
		/* Wait until all tx queues are empty.
		 * there should not be any additional incoming traffic
		 * since we turned the carrier off */
		kthread_usleep(1000 * 200);

		if (priv->mdev->dev->caps.flags &
					MLX4_DEV_CAP_FLAG_UC_LOOPBACK) {
			buf[3] = mlx4_en_test_registers(priv);
			if (priv->port_up)
				buf[4] = mlx4_en_test_loopback(priv);
		}

		if (carrier_ok)
			netif_carrier_on(dev);

	}
	buf[0] = mlx4_test_interrupts(mdev->dev);
	buf[1] = mlx4_en_test_link(priv);
	buf[2] = mlx4_en_test_speed(priv);

	for (i = 0; i < MLX4_EN_NUM_SELF_TEST; i++) {
		if (buf[i])
			*flags |= ETH_TEST_FL_FAILED;
	}
#endif
}