From f3c58aceaa3f237ba43735805f4677950327b8ee Mon Sep 17 00:00:00 2001 From: Amerigo Wang Date: Tue, 17 Aug 2010 21:51:18 +0000 Subject: 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 Signed-off-by: David S. Miller --- drivers/net/mlx4/en_main.c | 5 ----- 1 file changed, 5 deletions(-) (limited to 'drivers/net/mlx4/en_main.c') diff --git a/drivers/net/mlx4/en_main.c b/drivers/net/mlx4/en_main.c index 97934f1ec53a..cacac4e966ee 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 */ 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; -- cgit v1.2.3 From 0533943c5c45cce2e26432bf0a6b8e114757c897 Mon Sep 17 00:00:00 2001 From: Yevgeny Petrilin Date: Tue, 24 Aug 2010 03:46:42 +0000 Subject: mlx4_en: UDP RSS support Adding capability for RSS for UDP traffic, hashing is done based on IP addresses and UDP port number. The support depends on HW/FW capabilities. Signed-off-by: Yevgeny Petrilin Signed-off-by: David S. Miller --- drivers/net/mlx4/en_main.c | 19 ++++++++++++------- 1 file changed, 12 insertions(+), 7 deletions(-) (limited to 'drivers/net/mlx4/en_main.c') diff --git a/drivers/net/mlx4/en_main.c b/drivers/net/mlx4/en_main.c index cacac4e966ee..143906417048 100644 --- a/drivers/net/mlx4/en_main.c +++ b/drivers/net/mlx4/en_main.c @@ -63,11 +63,12 @@ static const char mlx4_en_version[] = */ -/* Use a XOR rathern than Toeplitz hash function for RSS */ -MLX4_EN_PARM_INT(rss_xor, 0, "Use XOR hash function for RSS"); - -/* RSS hash type mask - default to */ -MLX4_EN_PARM_INT(rss_mask, 0xf, "RSS hash type bitmask"); +/* Enable RSS TCP traffic */ +MLX4_EN_PARM_INT(tcp_rss, 1, + "Enable RSS for incomming TCP traffic or disabled (0)"); +/* Enable RSS UDP traffic */ +MLX4_EN_PARM_INT(udp_rss, 1, + "Enable RSS for incomming UDP traffic or disabled (0)"); /* Priority pausing */ MLX4_EN_PARM_INT(pfctx, 0, "Priority based Flow Control policy on TX[7:0]." @@ -103,8 +104,12 @@ static int mlx4_en_get_profile(struct mlx4_en_dev *mdev) struct mlx4_en_profile *params = &mdev->profile; int i; - params->rss_xor = (rss_xor != 0); - params->rss_mask = rss_mask & 0x1f; + params->tcp_rss = tcp_rss; + params->udp_rss = udp_rss; + if (params->udp_rss && !mdev->dev->caps.udp_rss) { + mlx4_warn(mdev, "UDP RSS is not supported on this device.\n"); + params->udp_rss = 0; + } for (i = 1; i <= MLX4_MAX_PORTS; i++) { params->prof[i].rx_pause = 1; params->prof[i].rx_ppp = pfcrx; -- cgit v1.2.3