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authorJeff Kirsher <jeffrey.t.kirsher@intel.com>2011-05-13 01:32:22 -0700
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2011-08-11 02:41:35 -0700
commit5a2cc190eb3fe58fe519795c509b01b25795992e (patch)
tree9a319736bd77979ab5dbdc26d29424d84eb235b0 /drivers/net/mlx4/en_selftest.c
parentf844a0ead401c3ce0f01a8bb4d6cea2f0f6ad863 (diff)
mlx4: Move the Mellanox driver
Moves the Mellanox driver into drivers/net/ethernet/mellanox/ and make the necessary Kconfig and Makefile changes. CC: Roland Dreier <roland@kernel.org> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/mlx4/en_selftest.c')
-rw-r--r--drivers/net/mlx4/en_selftest.c180
1 files changed, 0 insertions, 180 deletions
diff --git a/drivers/net/mlx4/en_selftest.c b/drivers/net/mlx4/en_selftest.c
deleted file mode 100644
index 9fdbcecd499..00000000000
--- a/drivers/net/mlx4/en_selftest.c
+++ /dev/null
@@ -1,180 +0,0 @@
-/*
- * Copyright (c) 2007 Mellanox Technologies. All rights reserved.
- *
- * This software is available to you under a choice of one of two
- * licenses. You may choose to be licensed under the terms of the GNU
- * General Public License (GPL) Version 2, available from the file
- * COPYING in the main directory of this source tree, or the
- * OpenIB.org BSD license below:
- *
- * Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * - Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- *
- * - Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
- * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
- * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/ethtool.h>
-#include <linux/netdevice.h>
-#include <linux/delay.h>
-#include <linux/mlx4/driver.h>
-
-#include "mlx4_en.h"
-
-
-static int mlx4_en_test_registers(struct mlx4_en_priv *priv)
-{
- return mlx4_cmd(priv->mdev->dev, 0, 0, 0, MLX4_CMD_HW_HEALTH_CHECK,
- MLX4_CMD_TIME_CLASS_A);
-}
-
-static int mlx4_en_test_loopback_xmit(struct mlx4_en_priv *priv)
-{
- struct sk_buff *skb;
- struct ethhdr *ethh;
- unsigned char *packet;
- unsigned int packet_size = MLX4_LOOPBACK_TEST_PAYLOAD;
- unsigned int i;
- int err;
-
-
- /* build the pkt before xmit */
- skb = netdev_alloc_skb(priv->dev, MLX4_LOOPBACK_TEST_PAYLOAD + ETH_HLEN + NET_IP_ALIGN);
- if (!skb) {
- en_err(priv, "-LOOPBACK_TEST_XMIT- failed to create skb for xmit\n");
- return -ENOMEM;
- }
- skb_reserve(skb, NET_IP_ALIGN);
-
- ethh = (struct ethhdr *)skb_put(skb, sizeof(struct ethhdr));
- packet = (unsigned char *)skb_put(skb, packet_size);
- memcpy(ethh->h_dest, priv->dev->dev_addr, ETH_ALEN);
- memset(ethh->h_source, 0, ETH_ALEN);
- ethh->h_proto = htons(ETH_P_ARP);
- skb_set_mac_header(skb, 0);
- for (i = 0; i < packet_size; ++i) /* fill our packet */
- packet[i] = (unsigned char)(i & 0xff);
-
- /* xmit the pkt */
- err = mlx4_en_xmit(skb, priv->dev);
- return err;
-}
-
-static int mlx4_en_test_loopback(struct mlx4_en_priv *priv)
-{
- u32 loopback_ok = 0;
- int i;
-
-
- priv->loopback_ok = 0;
- priv->validate_loopback = 1;
-
- /* xmit */
- if (mlx4_en_test_loopback_xmit(priv)) {
- en_err(priv, "Transmitting loopback packet failed\n");
- goto mlx4_en_test_loopback_exit;
- }
-
- /* polling for result */
- for (i = 0; i < MLX4_EN_LOOPBACK_RETRIES; ++i) {
- msleep(MLX4_EN_LOOPBACK_TIMEOUT);
- if (priv->loopback_ok) {
- loopback_ok = 1;
- break;
- }
- }
- if (!loopback_ok)
- en_err(priv, "Loopback packet didn't arrive\n");
-
-mlx4_en_test_loopback_exit:
-
- priv->validate_loopback = 0;
- return !loopback_ok;
-}
-
-
-static int mlx4_en_test_link(struct mlx4_en_priv *priv)
-{
- if (mlx4_en_QUERY_PORT(priv->mdev, priv->port))
- return -ENOMEM;
- if (priv->port_state.link_state == 1)
- return 0;
- else
- return 1;
-}
-
-static int mlx4_en_test_speed(struct mlx4_en_priv *priv)
-{
-
- if (mlx4_en_QUERY_PORT(priv->mdev, priv->port))
- return -ENOMEM;
-
- /* The device currently only supports 10G speed */
- if (priv->port_state.link_speed != SPEED_10000)
- return priv->port_state.link_speed;
- return 0;
-}
-
-
-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;
- }
-}