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mlx4: remove num_lro parameter 

As suggested by David, this parameter can die, we can use ethtool
to turn LRO on/off. Compile tests only.

Signed-off-by: WANG Cong <amwang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Amerigo Wang 2010-08-17 21:51:18 +00:00 committed by David S. Miller
parent f502bf2bc0
commit f3c58aceaa
5 changed files with 3 additions and 12 deletions
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2
drivers/net/mlx4/en_ethtool.c
View File

@ -398,8 +398,6 @@ static int mlx4_ethtool_op_set_flags(struct net_device *dev, u32 data)
return -EOPNOTSUPP;
if (data & ETH_FLAG_LRO) {
if (mdev->profile.num_lro == 0)
return -EOPNOTSUPP;
if (!(dev->features & NETIF_F_LRO))
changed = 1;
} else if (dev->features & NETIF_F_LRO) {

5
drivers/net/mlx4/en_main.c
View File

@ -69,10 +69,6 @@ MLX4_EN_PARM_INT(rss_xor, 0, "Use XOR hash function for RSS");
/* RSS hash type mask - default to <saddr, daddr, sport, dport> */
MLX4_EN_PARM_INT(rss_mask, 0xf, "RSS hash type bitmask");
/* Number of LRO sessions per Rx ring (rounded up to a power of two) */
MLX4_EN_PARM_INT(num_lro, MLX4_EN_MAX_LRO_DESCRIPTORS,
"Number of LRO sessions per ring or disabled (0)");
/* Priority pausing */
MLX4_EN_PARM_INT(pfctx, 0, "Priority based Flow Control policy on TX[7:0]."
" Per priority bit mask");
@ -109,7 +105,6 @@ static int mlx4_en_get_profile(struct mlx4_en_dev *mdev)
params->rss_xor = (rss_xor != 0);
params->rss_mask = rss_mask & 0x1f;
params->num_lro = min_t(int, num_lro , MLX4_EN_MAX_LRO_DESCRIPTORS);
for (i = 1; i <= MLX4_MAX_PORTS; i++) {
params->prof[i].rx_pause = 1;
params->prof[i].rx_ppp = pfcrx;

3
drivers/net/mlx4/en_netdev.c
View File

@ -1038,8 +1038,7 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port,
dev->features |= NETIF_F_HW_VLAN_TX |
NETIF_F_HW_VLAN_RX |
NETIF_F_HW_VLAN_FILTER;
if (mdev->profile.num_lro)
dev->features |= NETIF_F_LRO;
dev->features |= NETIF_F_LRO;
if (mdev->LSO_support) {
dev->features |= NETIF_F_TSO;
dev->features |= NETIF_F_TSO6;

4
drivers/net/mlx4/en_rx.c
View File

@ -320,9 +320,9 @@ int mlx4_en_create_rx_ring(struct mlx4_en_priv *priv,
ring->lro.frag_align_pad = NET_IP_ALIGN;
ring->lro.ip_summed = CHECKSUM_UNNECESSARY;
ring->lro.ip_summed_aggr = CHECKSUM_UNNECESSARY;
ring->lro.max_desc = mdev->profile.num_lro;
ring->lro.max_desc = MLX4_EN_MAX_LRO_DESCRIPTORS;
ring->lro.max_aggr = MAX_SKB_FRAGS;
ring->lro.lro_arr = kcalloc(mdev->profile.num_lro,
ring->lro.lro_arr = kcalloc(MLX4_EN_MAX_LRO_DESCRIPTORS,
sizeof(struct net_lro_desc),
GFP_KERNEL);
if (!ring->lro.lro_arr) {

1
drivers/net/mlx4/mlx4_en.h
View File

@ -313,7 +313,6 @@ struct mlx4_en_port_profile {
struct mlx4_en_profile {
int rss_xor;
int num_lro;
u8 rss_mask;
u32 active_ports;
u32 small_pkt_int;