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authorAmerigo Wang <amwang@redhat.com>2010-08-17 21:51:18 +0000
committerDavid S. Miller <davem@davemloft.net>2010-08-22 21:43:58 -0700
commitf3c58aceaa3f237ba43735805f4677950327b8ee (patch)
treed847af6efead20dc3eeea2c6cb73be097d507a7a /drivers/net/mlx4
parentf502bf2bc0de4795e8dd081a2095006021c00a0f (diff)
downloadlinux-linaro-android-f3c58aceaa3f237ba43735805f4677950327b8ee.tar.gz
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>
Diffstat (limited to 'drivers/net/mlx4')
-rw-r--r--drivers/net/mlx4/en_ethtool.c2
-rw-r--r--drivers/net/mlx4/en_main.c5
-rw-r--r--drivers/net/mlx4/en_netdev.c3
-rw-r--r--drivers/net/mlx4/en_rx.c4
-rw-r--r--drivers/net/mlx4/mlx4_en.h1
5 files changed, 3 insertions, 12 deletions
diff --git a/drivers/net/mlx4/en_ethtool.c b/drivers/net/mlx4/en_ethtool.c
index b275238fe70..398d5413696 100644
--- a/drivers/net/mlx4/en_ethtool.c
+++ b/drivers/net/mlx4/en_ethtool.c
@@ -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) {
diff --git a/drivers/net/mlx4/en_main.c b/drivers/net/mlx4/en_main.c
index 97934f1ec53..cacac4e966e 100644
--- a/drivers/net/mlx4/en_main.c
+++ b/drivers/net/mlx4/en_main.c
@@ -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;
diff --git a/drivers/net/mlx4/en_netdev.c b/drivers/net/mlx4/en_netdev.c
index a0d8a26f5a0..d00bfe250b0 100644
--- a/drivers/net/mlx4/en_netdev.c
+++ b/drivers/net/mlx4/en_netdev.c
@@ -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;
diff --git a/drivers/net/mlx4/en_rx.c b/drivers/net/mlx4/en_rx.c
index efc3fad468d..2add04025fd 100644
--- a/drivers/net/mlx4/en_rx.c
+++ b/drivers/net/mlx4/en_rx.c
@@ -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) {
diff --git a/drivers/net/mlx4/mlx4_en.h b/drivers/net/mlx4/mlx4_en.h
index 449210994ee..9d0932348b9 100644
--- a/drivers/net/mlx4/mlx4_en.h
+++ b/drivers/net/mlx4/mlx4_en.h
@@ -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;