提交 7c509a48 编写于 作者: H Hadar Hen Zion 提交者: David S. Miller

net/mlx4_en: Prepare ethtool private flags to support more flags

Currently we support only one ethtool private flag. Prepare
mlx4_en_set_priv_flags function to support more than one private flag.
Will be used in the next patch to support hardware accelerated 802.1ad
vlan.
Signed-off-by: NHadar Hen Zion <hadarh@mellanox.com>
Signed-off-by: NAmir Vadai <amirv@mellanox.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 77fc29c4
......@@ -1801,30 +1801,29 @@ static int mlx4_en_set_priv_flags(struct net_device *dev, u32 flags)
bool bf_enabled_old = !!(priv->pflags & MLX4_EN_PRIV_FLAGS_BLUEFLAME);
int i;
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");
}
return 0;
}
......
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