diff options
author | José Pekkarinen <jose.pekkarinen@nokia.com> | 2016-04-11 10:41:07 +0300 |
---|---|---|
committer | José Pekkarinen <jose.pekkarinen@nokia.com> | 2016-04-13 08:17:18 +0300 |
commit | e09b41010ba33a20a87472ee821fa407a5b8da36 (patch) | |
tree | d10dc367189862e7ca5c592f033dc3726e1df4e3 /kernel/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c | |
parent | f93b97fd65072de626c074dbe099a1fff05ce060 (diff) |
These changes are the raw update to linux-4.4.6-rt14. Kernel sources
are taken from kernel.org, and rt patch from the rt wiki download page.
During the rebasing, the following patch collided:
Force tick interrupt and get rid of softirq magic(I70131fb85).
Collisions have been removed because its logic was found on the
source already.
Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769
Signed-off-by: José Pekkarinen <jose.pekkarinen@nokia.com>
Diffstat (limited to 'kernel/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c')
-rw-r--r-- | kernel/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c | 71 |
1 files changed, 50 insertions, 21 deletions
diff --git a/kernel/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c b/kernel/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c index a2ddf3d75..ddb554188 100644 --- a/kernel/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c +++ b/kernel/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c @@ -95,13 +95,11 @@ mlx4_en_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo) (u16) (mdev->dev->caps.fw_ver & 0xffff)); strlcpy(drvinfo->bus_info, pci_name(mdev->dev->persist->pdev), sizeof(drvinfo->bus_info)); - drvinfo->n_stats = 0; - drvinfo->regdump_len = 0; - drvinfo->eedump_len = 0; } static const char mlx4_en_priv_flags[][ETH_GSTRING_LEN] = { "blueflame", + "phv-bit" }; static const char main_strings[][ETH_GSTRING_LEN] = { @@ -119,6 +117,12 @@ static const char main_strings[][ETH_GSTRING_LEN] = { "queue_stopped", "wake_queue", "tx_timeout", "rx_alloc_failed", "rx_csum_good", "rx_csum_none", "rx_csum_complete", "tx_chksum_offload", + /* pf statistics */ + "pf_rx_packets", + "pf_rx_bytes", + "pf_tx_packets", + "pf_tx_bytes", + /* priority flow control statistics rx */ "rx_pause_prio_0", "rx_pause_duration_prio_0", "rx_pause_transition_prio_0", @@ -368,6 +372,11 @@ static void mlx4_en_get_ethtool_stats(struct net_device *dev, if (bitmap_iterator_test(&it)) data[index++] = ((unsigned long *)&priv->port_stats)[i]; + for (i = 0; i < NUM_PF_STATS; i++, bitmap_iterator_inc(&it)) + if (bitmap_iterator_test(&it)) + data[index++] = + ((unsigned long *)&priv->pf_stats)[i]; + for (i = 0; i < NUM_FLOW_PRIORITY_STATS_RX; i++, bitmap_iterator_inc(&it)) if (bitmap_iterator_test(&it)) @@ -448,6 +457,12 @@ static void mlx4_en_get_strings(struct net_device *dev, strcpy(data + (index++) * ETH_GSTRING_LEN, main_strings[strings]); + for (i = 0; i < NUM_PF_STATS; i++, strings++, + bitmap_iterator_inc(&it)) + if (bitmap_iterator_test(&it)) + strcpy(data + (index++) * ETH_GSTRING_LEN, + main_strings[strings]); + for (i = 0; i < NUM_FLOW_STATS; i++, strings++, bitmap_iterator_inc(&it)) if (bitmap_iterator_test(&it)) @@ -1780,35 +1795,49 @@ static int mlx4_en_get_ts_info(struct net_device *dev, static int mlx4_en_set_priv_flags(struct net_device *dev, u32 flags) { struct mlx4_en_priv *priv = netdev_priv(dev); + struct mlx4_en_dev *mdev = priv->mdev; bool bf_enabled_new = !!(flags & MLX4_EN_PRIV_FLAGS_BLUEFLAME); bool bf_enabled_old = !!(priv->pflags & MLX4_EN_PRIV_FLAGS_BLUEFLAME); + bool phv_enabled_new = !!(flags & MLX4_EN_PRIV_FLAGS_PHV); + bool phv_enabled_old = !!(priv->pflags & MLX4_EN_PRIV_FLAGS_PHV); int i; + int ret = 0; - if (bf_enabled_new == bf_enabled_old) - return 0; /* Nothing to do */ + if (bf_enabled_new != bf_enabled_old) { + if (bf_enabled_new) { + bool bf_supported = true; - if (bf_enabled_new) { - bool bf_supported = true; + for (i = 0; i < priv->tx_ring_num; i++) + bf_supported &= priv->tx_ring[i]->bf_alloced; - for (i = 0; i < priv->tx_ring_num; i++) - bf_supported &= priv->tx_ring[i]->bf_alloced; + if (!bf_supported) { + en_err(priv, "BlueFlame is not supported\n"); + return -EINVAL; + } - if (!bf_supported) { - en_err(priv, "BlueFlame is not supported\n"); - return -EINVAL; + priv->pflags |= MLX4_EN_PRIV_FLAGS_BLUEFLAME; + } else { + priv->pflags &= ~MLX4_EN_PRIV_FLAGS_BLUEFLAME; } - priv->pflags |= MLX4_EN_PRIV_FLAGS_BLUEFLAME; - } else { - priv->pflags &= ~MLX4_EN_PRIV_FLAGS_BLUEFLAME; - } - - for (i = 0; i < priv->tx_ring_num; i++) - priv->tx_ring[i]->bf_enabled = bf_enabled_new; + for (i = 0; i < priv->tx_ring_num; i++) + priv->tx_ring[i]->bf_enabled = bf_enabled_new; - en_info(priv, "BlueFlame %s\n", - bf_enabled_new ? "Enabled" : "Disabled"); + en_info(priv, "BlueFlame %s\n", + bf_enabled_new ? "Enabled" : "Disabled"); + } + if (phv_enabled_new != phv_enabled_old) { + ret = set_phv_bit(mdev->dev, priv->port, (int)phv_enabled_new); + if (ret) + return ret; + else if (phv_enabled_new) + priv->pflags |= MLX4_EN_PRIV_FLAGS_PHV; + else + priv->pflags &= ~MLX4_EN_PRIV_FLAGS_PHV; + en_info(priv, "PHV bit %s\n", + phv_enabled_new ? "Enabled" : "Disabled"); + } return 0; } |