Copy iw_nes backport patches from RHEL5U3 to RHEL5U4.
Signed-off-by: Chien Tung <chien.tin.t...@intel.com>
---
.../2.6.18-EL5.4/iw_nes_800_to_2_6_28.patch | 83 ++++++
.../2.6.18-EL5.4/iw_nes_870_to_2_6_24.patch | 27 ++
.../2.6.18-EL5.4/iw_nes_880_to_2_6_23.patch | 275 ++++++++++++++++++++
.../2.6.18-EL5.4/iw_nes_890_to_2_6_22.patch | 55 ++++
.../2.6.18-EL5.4/iw_nes_900_to_2_6_21.patch | 23 ++
.../2.6.18-EL5.4/iw_nes_930_to_2_6_18.patch | 115 ++++++++
6 files changed, 578 insertions(+), 0 deletions(-)
create mode 100644
kernel_patches/backport/2.6.18-EL5.4/iw_nes_800_to_2_6_28.patch
create mode 100644
kernel_patches/backport/2.6.18-EL5.4/iw_nes_870_to_2_6_24.patch
create mode 100644
kernel_patches/backport/2.6.18-EL5.4/iw_nes_880_to_2_6_23.patch
create mode 100644
kernel_patches/backport/2.6.18-EL5.4/iw_nes_890_to_2_6_22.patch
create mode 100644
kernel_patches/backport/2.6.18-EL5.4/iw_nes_900_to_2_6_21.patch
create mode 100644
kernel_patches/backport/2.6.18-EL5.4/iw_nes_930_to_2_6_18.patch
diff --git a/kernel_patches/backport/2.6.18-EL5.4/iw_nes_800_to_2_6_28.patch
b/kernel_patches/backport/2.6.18-EL5.4/iw_nes_800_to_2_6_28.patch
new file mode 100644
index 0000000..254d9b3
--- /dev/null
+++ b/kernel_patches/backport/2.6.18-EL5.4/iw_nes_800_to_2_6_28.patch
@@ -0,0 +1,83 @@
+diff -Nurp linux-2.6/drivers/infiniband/hw/nes/nes_hw.c
nes.2_6_28_patch/drivers/infiniband/hw/nes/nes_hw.c
+--- linux-2.6/drivers/infiniband/hw/nes/nes_hw.c 2009-07-01
13:16:41.000000000 -0500
++++ nes.2_6_28_patch/drivers/infiniband/hw/nes/nes_hw.c 2009-07-06
11:15:13.000000000 -0500
+@@ -2555,7 +2555,7 @@ static void nes_nic_napi_ce_handler(stru
+ {
+ struct nes_vnic *nesvnic = container_of(cq, struct nes_vnic, nic_cq);
+
+- napi_schedule(&nesvnic->napi);
++ netif_rx_schedule(nesdev->netdev[nesvnic->netdev_index],
&nesvnic->napi);
+ }
+
+
+diff -Nurp linux-2.6/drivers/infiniband/hw/nes/nes_nic.c
nes.2_6_28_patch/drivers/infiniband/hw/nes/nes_nic.c
+--- linux-2.6/drivers/infiniband/hw/nes/nes_nic.c 2009-07-01
13:16:41.000000000 -0500
++++ nes.2_6_28_patch/drivers/infiniband/hw/nes/nes_nic.c 2009-07-06
14:15:25.000000000 -0500
+@@ -99,6 +99,7 @@ static int nics_per_function = 1;
+ static int nes_netdev_poll(struct napi_struct *napi, int budget)
+ {
+ struct nes_vnic *nesvnic = container_of(napi, struct nes_vnic, napi);
++ struct net_device *netdev = nesvnic->netdev;
+ struct nes_device *nesdev = nesvnic->nesdev;
+ struct nes_hw_nic_cq *nescq = &nesvnic->nic_cq;
+
+@@ -111,7 +112,7 @@ static int nes_netdev_poll(struct napi_s
+ nes_nic_ce_handler(nesdev, nescq);
+
+ if (nescq->cqes_pending == 0) {
+- napi_complete(napi);
++ netif_rx_complete(netdev, napi);
+ /* clear out completed cqes and arm */
+ nes_write32(nesdev->regs+NES_CQE_ALLOC,
NES_CQE_ALLOC_NOTIFY_NEXT |
+ nescq->cq_number | (nescq->cqe_allocs_pending
<< 16));
+@@ -1551,19 +1552,6 @@ static void nes_netdev_vlan_rx_register(
+ spin_unlock_irqrestore(&nesadapter->phy_lock, flags);
+ }
+
+-static const struct net_device_ops nes_netdev_ops = {
+- .ndo_open = nes_netdev_open,
+- .ndo_stop = nes_netdev_stop,
+- .ndo_start_xmit = nes_netdev_start_xmit,
+- .ndo_get_stats = nes_netdev_get_stats,
+- .ndo_tx_timeout = nes_netdev_tx_timeout,
+- .ndo_set_mac_address = nes_netdev_set_mac_address,
+- .ndo_set_multicast_list = nes_netdev_set_multicast_list,
+- .ndo_change_mtu = nes_netdev_change_mtu,
+- .ndo_set_mac_address = eth_mac_addr,
+- .ndo_validate_addr = eth_validate_addr,
+- .ndo_vlan_rx_register = nes_netdev_vlan_rx_register,
+-};
+
+ /**
+ * nes_netdev_init - initialize network device
+@@ -1590,6 +1578,17 @@ struct net_device *nes_netdev_init(struc
+
+ SET_NETDEV_DEV(netdev, &nesdev->pcidev->dev);
+
++ nesvnic = netdev_priv(netdev);
++ memset(nesvnic, 0, sizeof(*nesvnic));
++
++ netdev->open = nes_netdev_open;
++ netdev->stop = nes_netdev_stop;
++ netdev->hard_start_xmit = nes_netdev_start_xmit;
++ netdev->get_stats = nes_netdev_get_stats;
++ netdev->tx_timeout = nes_netdev_tx_timeout;
++ netdev->set_mac_address = nes_netdev_set_mac_address;
++ netdev->set_multicast_list = nes_netdev_set_multicast_list;
++ netdev->change_mtu = nes_netdev_change_mtu;
+ netdev->watchdog_timeo = NES_TX_TIMEOUT;
+ netdev->irq = nesdev->pcidev->irq;
+ netdev->mtu = ETH_DATA_LEN;
+@@ -1597,11 +1596,11 @@ struct net_device *nes_netdev_init(struc
+ netdev->addr_len = ETH_ALEN;
+ netdev->type = ARPHRD_ETHER;
+ netdev->features = NETIF_F_HIGHDMA;
+- netdev->netdev_ops = &nes_netdev_ops;
+ netdev->ethtool_ops = &nes_ethtool_ops;
+ netif_napi_add(netdev, &nesvnic->napi, nes_netdev_poll, 128);
+ nes_debug(NES_DBG_INIT, "Enabling VLAN Insert/Delete.\n");
+ netdev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
++ netdev->vlan_rx_register = nes_netdev_vlan_rx_register;
+
+ /* Fill in the port structure */
+ nesvnic->netdev = netdev;
diff --git a/kernel_patches/backport/2.6.18-EL5.4/iw_nes_870_to_2_6_24.patch
b/kernel_patches/backport/2.6.18-EL5.4/iw_nes_870_to_2_6_24.patch
new file mode 100644
index 0000000..a890b9e
--- /dev/null
+++ b/kernel_patches/backport/2.6.18-EL5.4/iw_nes_870_to_2_6_24.patch
@@ -0,0 +1,27 @@
+diff -Nurp linux-2.6/drivers/infiniband/hw/nes/nes.c
nes.2_6_24_patch/drivers/infiniband/hw/nes/nes.c
+--- linux-2.6/drivers/infiniband/hw/nes/nes.c 2009-07-01 13:16:41.000000000
-0500
++++ nes.2_6_24_patch/drivers/infiniband/hw/nes/nes.c 2009-07-06
01:08:56.000000000 -0500
+@@ -1101,19 +1101,19 @@ static ssize_t nes_show_wqm_quanta(struc
+ static ssize_t nes_store_wqm_quanta(struct device_driver *ddp,
+ const char *buf, size_t count)
+ {
+- unsigned long wqm_quanta_value;
++ u32 wqm_quanta;
+ u32 wqm_config1;
+ u32 i = 0;
+ struct nes_device *nesdev;
+
+- strict_strtoul(buf, 0, &wqm_quanta_value);
++ wqm_quanta = simple_strtoul(buf, NULL, 0);
+ list_for_each_entry(nesdev, &nes_dev_list, list) {
+ if (i == ee_flsh_adapter) {
+- nesdev->nesadapter->wqm_quanta = wqm_quanta_value;
++ nesdev->nesadapter->wqm_quanta = wqm_quanta;
+ wqm_config1 = nes_read_indexed(nesdev,
+ NES_IDX_WQM_CONFIG1);
+ nes_write_indexed(nesdev, NES_IDX_WQM_CONFIG1,
+- ((wqm_quanta_value << 1) |
++ ((wqm_quanta << 1) |
+ (wqm_config1 & 0x00000001)));
+ break;
+ }
diff --git a/kernel_patches/backport/2.6.18-EL5.4/iw_nes_880_to_2_6_23.patch
b/kernel_patches/backport/2.6.18-EL5.4/iw_nes_880_to_2_6_23.patch
new file mode 100644
index 0000000..049a5b1
--- /dev/null
+++ b/kernel_patches/backport/2.6.18-EL5.4/iw_nes_880_to_2_6_23.patch
@@ -0,0 +1,275 @@
+diff -Nurp linux-2.6/drivers/infiniband/hw/nes/Kconfig
nes.2_6_23_patch/drivers/infiniband/hw/nes/Kconfig
+--- linux-2.6/drivers/infiniband/hw/nes/Kconfig 2009-07-01
13:16:41.000000000 -0500
++++ nes.2_6_23_patch/drivers/infiniband/hw/nes/Kconfig 2009-07-06
01:08:56.000000000 -0500
+@@ -2,7 +2,6 @@ config INFINIBAND_NES
+ tristate "NetEffect RNIC Driver"
+ depends on PCI && INET && INFINIBAND
+ select LIBCRC32C
+- select INET_LRO
+ ---help---
+ This is a low-level driver for NetEffect RDMA enabled
+ Network Interface Cards (RNIC).
+diff -Nurp linux-2.6/drivers/infiniband/hw/nes/nes_hw.c
nes.2_6_23_patch/drivers/infiniband/hw/nes/nes_hw.c
+--- linux-2.6/drivers/infiniband/hw/nes/nes_hw.c 2009-07-06
15:17:35.000000000 -0500
++++ nes.2_6_23_patch/drivers/infiniband/hw/nes/nes_hw.c 2009-07-06
11:14:30.000000000 -0500
+@@ -38,14 +38,9 @@
+ #include <linux/ip.h>
+ #include <linux/tcp.h>
+ #include <linux/if_vlan.h>
+-#include <linux/inet_lro.h>
+
+ #include "nes.h"
+
+-static unsigned int nes_lro_max_aggr = NES_LRO_MAX_AGGR;
+-module_param(nes_lro_max_aggr, uint, 0444);
+-MODULE_PARM_DESC(nes_lro_max_aggr, "NIC LRO max packet aggregation");
+-
+ static int wide_ppm_offset;
+ module_param(wide_ppm_offset, int, 0644);
+ MODULE_PARM_DESC(wide_ppm_offset, "Increase CX4 interface clock ppm offset,
0=100ppm (default), 1=300ppm");
+@@ -1530,25 +1525,6 @@ static void nes_rq_wqes_timeout(unsigned
+ }
+
+
+-static int nes_lro_get_skb_hdr(struct sk_buff *skb, void **iphdr,
+- void **tcph, u64 *hdr_flags, void *priv)
+-{
+- unsigned int ip_len;
+- struct iphdr *iph;
+- skb_reset_network_header(skb);
+- iph = ip_hdr(skb);
+- if (iph->protocol != IPPROTO_TCP)
+- return -1;
+- ip_len = ip_hdrlen(skb);
+- skb_set_transport_header(skb, ip_len);
+- *tcph = tcp_hdr(skb);
+-
+- *hdr_flags = LRO_IPV4 | LRO_TCP;
+- *iphdr = iph;
+- return 0;
+-}
+-
+-
+ /**
+ * nes_init_nic_qp
+ */
+@@ -1772,14 +1748,6 @@ int nes_init_nic_qp(struct nes_device *n
+ jumbomode = 1;
+ nes_nic_init_timer_defaults(nesdev, jumbomode);
+ }
+- nesvnic->lro_mgr.max_aggr = nes_lro_max_aggr;
+- nesvnic->lro_mgr.max_desc = NES_MAX_LRO_DESCRIPTORS;
+- nesvnic->lro_mgr.lro_arr = nesvnic->lro_desc;
+- nesvnic->lro_mgr.get_skb_header = nes_lro_get_skb_hdr;
+- nesvnic->lro_mgr.features = LRO_F_NAPI | LRO_F_EXTRACT_VLAN_ID;
+- nesvnic->lro_mgr.dev = netdev;
+- nesvnic->lro_mgr.ip_summed = CHECKSUM_UNNECESSARY;
+- nesvnic->lro_mgr.ip_summed_aggr = CHECKSUM_UNNECESSARY;
+ return 0;
+ }
+
+@@ -2555,7 +2523,7 @@ static void nes_nic_napi_ce_handler(stru
+ {
+ struct nes_vnic *nesvnic = container_of(cq, struct nes_vnic, nic_cq);
+
+- netif_rx_schedule(nesdev->netdev[nesvnic->netdev_index],
&nesvnic->napi);
++ netif_rx_schedule(nesdev->netdev[nesvnic->netdev_index]);
+ }
+
+
+@@ -2590,13 +2558,10 @@ void nes_nic_ce_handler(struct nes_devic
+ u16 pkt_type;
+ u16 rqes_processed = 0;
+ u8 sq_cqes = 0;
+- u8 nes_use_lro = 0;
+
+ head = cq->cq_head;
+ cq_size = cq->cq_size;
+ cq->cqes_pending = 1;
+- if (nesvnic->netdev->features & NETIF_F_LRO)
+- nes_use_lro = 1;
+ do {
+ if
(le32_to_cpu(cq->cq_vbase[head].cqe_words[NES_NIC_CQE_MISC_IDX]) &
+ NES_NIC_CQE_VALID) {
+@@ -2728,17 +2693,9 @@ void nes_nic_ce_handler(struct nes_devic
+ >> 16);
+ nes_debug(NES_DBG_CQ, "%s: Reporting
stripped VLAN packet. Tag = 0x%04X\n",
+ nesvnic->netdev->name,
vlan_tag);
+- if (nes_use_lro)
+-
lro_vlan_hwaccel_receive_skb(&nesvnic->lro_mgr, rx_skb,
+-
nesvnic->vlan_grp, vlan_tag, NULL);
+- else
+- nes_vlan_rx(rx_skb,
nesvnic->vlan_grp, vlan_tag);
+- } else {
+- if (nes_use_lro)
+-
lro_receive_skb(&nesvnic->lro_mgr, rx_skb, NULL);
+- else
+- nes_netif_rx(rx_skb);
+- }
++ nes_vlan_rx(rx_skb, nesvnic->vlan_grp,
vlan_tag);
++ } else
++ nes_netif_rx(rx_skb);
+
+ skip_rx_indicate0:
+ nesvnic->netdev->last_rx = jiffies;
+@@ -2769,8 +2726,6 @@ skip_rx_indicate0:
+
+ } while (1);
+
+- if (nes_use_lro)
+- lro_flush_all(&nesvnic->lro_mgr);
+ if (sq_cqes) {
+ barrier();
+ /* restart the queue if it had been stopped */
+diff -Nurp linux-2.6/drivers/infiniband/hw/nes/nes_hw.h
nes.2_6_23_patch/drivers/infiniband/hw/nes/nes_hw.h
+--- linux-2.6/drivers/infiniband/hw/nes/nes_hw.h 2009-07-01
13:16:41.000000000 -0500
++++ nes.2_6_23_patch/drivers/infiniband/hw/nes/nes_hw.h 2009-07-06
01:08:56.000000000 -0500
+@@ -33,8 +33,6 @@
+ #ifndef __NES_HW_H
+ #define __NES_HW_H
+
+-#include <linux/inet_lro.h>
+-
+ #define NES_PHY_TYPE_CX4 1
+ #define NES_PHY_TYPE_1G 2
+ #define NES_PHY_TYPE_IRIS 3
+@@ -993,8 +991,6 @@ struct nes_hw_tune_timer {
+ #define NES_TIMER_ENABLE_LIMIT 4
+ #define NES_MAX_LINK_INTERRUPTS 128
+ #define NES_MAX_LINK_CHECK 200
+-#define NES_MAX_LRO_DESCRIPTORS 32
+-#define NES_LRO_MAX_AGGR 64
+
+ struct nes_adapter {
+ u64 fw_ver;
+@@ -1169,7 +1165,6 @@ struct nes_vnic {
+ u32 msg_enable;
+ /* u32 tx_avail; */
+ __be32 local_ipaddr;
+- struct napi_struct napi;
+ spinlock_t tx_lock; /* could use netdev tx lock? */
+ struct timer_list rq_wqes_timer;
+ u32 nic_mem_size;
+@@ -1197,9 +1192,6 @@ struct nes_vnic {
+ u8 of_device_registered;
+ u8 rdma_enabled;
+ u8 rx_checksum_disabled;
+- u32 lro_max_aggr;
+- struct net_lro_mgr lro_mgr;
+- struct net_lro_desc lro_desc[NES_MAX_LRO_DESCRIPTORS];
+ };
+
+ struct nes_ib_device {
+diff -Nurp linux-2.6/drivers/infiniband/hw/nes/nes_nic.c
nes.2_6_23_patch/drivers/infiniband/hw/nes/nes_nic.c
+--- linux-2.6/drivers/infiniband/hw/nes/nes_nic.c 2009-07-06
15:17:35.000000000 -0500
++++ nes.2_6_23_patch/drivers/infiniband/hw/nes/nes_nic.c 2009-07-06
13:39:45.000000000 -0500
+@@ -96,35 +96,38 @@ static int nics_per_function = 1;
+ /**
+ * nes_netdev_poll
+ */
+-static int nes_netdev_poll(struct napi_struct *napi, int budget)
++static int nes_netdev_poll(struct net_device *netdev, int *budget_ptr)
+ {
+- struct nes_vnic *nesvnic = container_of(napi, struct nes_vnic, napi);
+- struct net_device *netdev = nesvnic->netdev;
++ struct nes_vnic *nesvnic = netdev_priv(netdev);
+ struct nes_device *nesdev = nesvnic->nesdev;
+ struct nes_hw_nic_cq *nescq = &nesvnic->nic_cq;
+-
+- nesvnic->budget = budget;
++ nesvnic->budget = min(netdev->quota, *budget_ptr);
+ nescq->cqes_pending = 0;
+ nescq->rx_cqes_completed = 0;
+ nescq->cqe_allocs_pending = 0;
+ nescq->rx_pkts_indicated = 0;
+
+ nes_nic_ce_handler(nesdev, nescq);
++ netdev->quota -= nescq->rx_pkts_indicated;
++ *budget_ptr -= nescq->rx_pkts_indicated;
+
+- if (nescq->cqes_pending == 0) {
+- netif_rx_complete(netdev, napi);
++ if ((nescq->cqes_pending == 0) && (netdev->quota != 0)) {
++ netif_rx_complete(netdev);
+ /* clear out completed cqes and arm */
+ nes_write32(nesdev->regs+NES_CQE_ALLOC,
NES_CQE_ALLOC_NOTIFY_NEXT |
+ nescq->cq_number | (nescq->cqe_allocs_pending
<< 16));
+ nes_read32(nesdev->regs+NES_CQE_ALLOC);
++
++ return 0;
+ } else {
+ /* clear out completed cqes but don't arm */
+ nes_write32(nesdev->regs+NES_CQE_ALLOC,
+ nescq->cq_number | (nescq->cqe_allocs_pending
<< 16));
+ nes_debug(NES_DBG_NETDEV, "%s: exiting with work pending\n",
+ nesvnic->netdev->name);
++
++ return 1;
+ }
+- return nescq->rx_pkts_indicated;
+ }
+
+
+@@ -238,7 +241,6 @@ static int nes_netdev_open(struct net_de
+ netif_start_queue(netdev);
+ netif_carrier_on(netdev);
+ }
+- napi_enable(&nesvnic->napi);
+ nesvnic->netdev_open = 1;
+
+ return 0;
+@@ -266,7 +268,6 @@ static int nes_netdev_stop(struct net_de
+ printk(KERN_INFO PFX "%s: disabling interface\n", netdev->name);
+
+ /* Disable network packets */
+- napi_disable(&nesvnic->napi);
+ netif_stop_queue(netdev);
+ list_for_each_safe(list_pos, list_temp,
&nesdev->nesadapter->nesvnic_list[nesdev->mac_index]) {
+ first_nesvnic = container_of(list_pos, struct nes_vnic, list);
+@@ -1038,9 +1039,6 @@ static const char nes_ethtool_stringset[
+ "CQ Depth 32",
+ "CQ Depth 128",
+ "CQ Depth 256",
+- "LRO aggregated",
+- "LRO flushed",
+- "LRO no_desc",
+ };
+
+ #define NES_ETHTOOL_STAT_COUNT ARRAY_SIZE(nes_ethtool_stringset)
+@@ -1238,9 +1236,6 @@ static void nes_netdev_get_ethtool_stats
+ target_stat_values[++index] = int_mod_cq_depth_32;
+ target_stat_values[++index] = int_mod_cq_depth_128;
+ target_stat_values[++index] = int_mod_cq_depth_256;
+- target_stat_values[++index] = nesvnic->lro_mgr.stats.aggregated;
+- target_stat_values[++index] = nesvnic->lro_mgr.stats.flushed;
+- target_stat_values[++index] = nesvnic->lro_mgr.stats.no_desc;
+
+ }
+
+@@ -1523,8 +1518,6 @@ static struct ethtool_ops nes_ethtool_op
+ .set_sg = ethtool_op_set_sg,
+ .get_tso = ethtool_op_get_tso,
+ .set_tso = ethtool_op_set_tso,
+- .get_flags = ethtool_op_get_flags,
+- .set_flags = ethtool_op_set_flags,
+ };
+
+
+@@ -1597,7 +1590,8 @@ struct net_device *nes_netdev_init(struc
+ netdev->type = ARPHRD_ETHER;
+ netdev->features = NETIF_F_HIGHDMA;
+ netdev->ethtool_ops = &nes_ethtool_ops;
+- netif_napi_add(netdev, &nesvnic->napi, nes_netdev_poll, 128);
++ netdev->poll = nes_netdev_poll;
++ netdev->weight = 128;
+ nes_debug(NES_DBG_INIT, "Enabling VLAN Insert/Delete.\n");
+ netdev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
+ netdev->vlan_rx_register = nes_netdev_vlan_rx_register;
+@@ -1629,7 +1623,6 @@ struct net_device *nes_netdev_init(struc
+
+ if ((nesvnic->logical_port < 2) || (nesdev->nesadapter->hw_rev !=
NE020_REV)) {
+ netdev->features |= NETIF_F_TSO | NETIF_F_SG | NETIF_F_IP_CSUM;
+- netdev->features |= NETIF_F_GSO | NETIF_F_TSO | NETIF_F_SG |
NETIF_F_IP_CSUM;
+ } else {
+ netdev->features |= NETIF_F_SG | NETIF_F_IP_CSUM;
+ }
diff --git a/kernel_patches/backport/2.6.18-EL5.4/iw_nes_890_to_2_6_22.patch
b/kernel_patches/backport/2.6.18-EL5.4/iw_nes_890_to_2_6_22.patch
new file mode 100644
index 0000000..460f507
--- /dev/null
+++ b/kernel_patches/backport/2.6.18-EL5.4/iw_nes_890_to_2_6_22.patch
@@ -0,0 +1,55 @@
+diff -Nurp linux-2.6/drivers/infiniband/hw/nes/nes.c
nes.2_6_22_patch/drivers/infiniband/hw/nes/nes.c
+--- linux-2.6/drivers/infiniband/hw/nes/nes.c 2009-07-06 15:17:35.000000000
-0500
++++ nes.2_6_22_patch/drivers/infiniband/hw/nes/nes.c 2009-07-06
01:08:56.000000000 -0500
+@@ -576,16 +576,22 @@ static int __devinit nes_probe(struct pc
+ nesdev->nesadapter->port_count;
+ }
+
+- if ((limit_maxrdreqsz ||
+- ((nesdev->nesadapter->phy_type[0] == NES_PHY_TYPE_GLADIUS) &&
+- (hw_rev == NE020_REV1))) &&
+- (pcie_get_readrq(pcidev) > 256)) {
+- if (pcie_set_readrq(pcidev, 256))
+- printk(KERN_ERR PFX "Unable to set max read request"
+- " to 256 bytes\n");
+- else
+- nes_debug(NES_DBG_INIT, "Max read request size set"
+- " to 256 bytes\n");
++ if (limit_maxrdreqsz ||
++ ((nesdev->nesadapter->phy_type[0] == NES_PHY_TYPE_GLADIUS) &&
++ (hw_rev == NE020_REV1))) {
++ u16 maxrdreqword;
++ pci_read_config_word(pcidev, 0x68, &maxrdreqword);
++ /* set bits 12-14 to 001b = 256 bytes */
++ if ((maxrdreqword & 0x7000) > 0x1000) {
++ maxrdreqword &= 0x8fff;
++ maxrdreqword |= 0x1000;
++ if (pci_write_config_word(pcidev, 0x68, maxrdreqword))
++ printk(KERN_ERR PFX "Unable to set max read "
++ "request to 256 bytes\n");
++ else
++ nes_debug(NES_DBG_INIT, "Max read request size"
++ "set to 256 bytes\n");
++ }
+ }
+
+ tasklet_init(&nesdev->dpc_tasklet, nes_dpc, (unsigned long)nesdev);
+diff -Nurp linux-2.6/drivers/infiniband/hw/nes/nes.h
nes.2_6_22_patch/drivers/infiniband/hw/nes/nes.h
+--- linux-2.6/drivers/infiniband/hw/nes/nes.h 2009-07-01 13:16:41.000000000
-0500
++++ nes.2_6_22_patch/drivers/infiniband/hw/nes/nes.h 2009-07-06
01:08:56.000000000 -0500
+@@ -274,14 +274,7 @@ static inline __le32 get_crc_value(struc
+ u32 crc_value;
+ crc_value = crc32c(~0, (void *)nes_quad, sizeof (struct nes_v4_quad));
+
+- /*
+- * With commit ef19454b ("[LIB] crc32c: Keep intermediate crc
+- * state in cpu order"), behavior of crc32c changes on
+- * big-endian platforms. Our algorithm expects the previous
+- * behavior; otherwise we have RDMA connection establishment
+- * issue on big-endian.
+- */
+- return cpu_to_le32(crc_value);
++ return crc_value;
+ }
+
+ static inline void
diff --git a/kernel_patches/backport/2.6.18-EL5.4/iw_nes_900_to_2_6_21.patch
b/kernel_patches/backport/2.6.18-EL5.4/iw_nes_900_to_2_6_21.patch
new file mode 100644
index 0000000..b88f3a3
--- /dev/null
+++ b/kernel_patches/backport/2.6.18-EL5.4/iw_nes_900_to_2_6_21.patch
@@ -0,0 +1,23 @@
+diff -Nurp linux-2.6/drivers/infiniband/hw/nes/nes_nic.c
nes.2_6_21_patch/drivers/infiniband/hw/nes/nes_nic.c
+--- linux-2.6/drivers/infiniband/hw/nes/nes_nic.c 2009-07-06
15:17:35.000000000 -0500
++++ nes.2_6_21_patch/drivers/infiniband/hw/nes/nes_nic.c 2009-07-06
15:14:54.000000000 -0500
+@@ -1545,6 +1545,11 @@ static void nes_netdev_vlan_rx_register(
+ spin_unlock_irqrestore(&nesadapter->phy_lock, flags);
+ }
+
++static void nes_netdev_vlan_rx_kill_vid(struct net_device *netdev,
++ unsigned short vid)
++{
++}
++
+
+ /**
+ * nes_netdev_init - initialize network device
+@@ -1595,6 +1600,7 @@ struct net_device *nes_netdev_init(struc
+ nes_debug(NES_DBG_INIT, "Enabling VLAN Insert/Delete.\n");
+ netdev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
+ netdev->vlan_rx_register = nes_netdev_vlan_rx_register;
++ netdev->vlan_rx_kill_vid = nes_netdev_vlan_rx_kill_vid;
+
+ /* Fill in the port structure */
+ nesvnic->netdev = netdev;
diff --git a/kernel_patches/backport/2.6.18-EL5.4/iw_nes_930_to_2_6_18.patch
b/kernel_patches/backport/2.6.18-EL5.4/iw_nes_930_to_2_6_18.patch
new file mode 100644
index 0000000..16f7595
--- /dev/null
+++ b/kernel_patches/backport/2.6.18-EL5.4/iw_nes_930_to_2_6_18.patch
@@ -0,0 +1,115 @@
+diff -Nurp linux-2.6/drivers/infiniband/hw/nes/nes_verbs.c
nes.2_6_18_patch/drivers/infiniband/hw/nes/nes_verbs.c
+--- linux-2.6/drivers/infiniband/hw/nes/nes_verbs.c 2009-07-01
13:16:41.000000000 -0500
++++ nes.2_6_18_patch/drivers/infiniband/hw/nes/nes_verbs.c 2009-07-07
09:08:15.000000000 -0500
+@@ -2785,11 +2785,10 @@ static int nes_dereg_mr(struct ib_mr *ib
+ /**
+ * show_rev
+ */
+-static ssize_t show_rev(struct device *dev, struct device_attribute *attr,
+- char *buf)
++static ssize_t show_rev(struct class_device *cdev, char *buf)
+ {
+ struct nes_ib_device *nesibdev =
+- container_of(dev, struct nes_ib_device, ibdev.dev);
++ container_of(cdev, struct nes_ib_device,
ibdev.class_dev);
+ struct nes_vnic *nesvnic = nesibdev->nesvnic;
+
+ nes_debug(NES_DBG_INIT, "\n");
+@@ -2800,11 +2799,10 @@ static ssize_t show_rev(struct device *d
+ /**
+ * show_fw_ver
+ */
+-static ssize_t show_fw_ver(struct device *dev, struct device_attribute *attr,
+- char *buf)
++static ssize_t show_fw_ver(struct class_device *cdev, char *buf)
+ {
+ struct nes_ib_device *nesibdev =
+- container_of(dev, struct nes_ib_device, ibdev.dev);
++ container_of(cdev, struct nes_ib_device,
ibdev.class_dev);
+ struct nes_vnic *nesvnic = nesibdev->nesvnic;
+
+ nes_debug(NES_DBG_INIT, "\n");
+@@ -2817,8 +2815,7 @@ static ssize_t show_fw_ver(struct device
+ /**
+ * show_hca
+ */
+-static ssize_t show_hca(struct device *dev, struct device_attribute *attr,
+- char *buf)
++static ssize_t show_hca(struct class_device *cdev, char *buf)
+ {
+ nes_debug(NES_DBG_INIT, "\n");
+ return sprintf(buf, "NES020\n");
+@@ -2828,24 +2825,23 @@ static ssize_t show_hca(struct device *d
+ /**
+ * show_board
+ */
+-static ssize_t show_board(struct device *dev, struct device_attribute *attr,
+- char *buf)
++static ssize_t show_board(struct class_device *cdev, char *buf)
+ {
+ nes_debug(NES_DBG_INIT, "\n");
+ return sprintf(buf, "%.*s\n", 32, "NES020 Board ID");
+ }
+
+
+-static DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL);
+-static DEVICE_ATTR(fw_ver, S_IRUGO, show_fw_ver, NULL);
+-static DEVICE_ATTR(hca_type, S_IRUGO, show_hca, NULL);
+-static DEVICE_ATTR(board_id, S_IRUGO, show_board, NULL);
+-
+-static struct device_attribute *nes_dev_attributes[] = {
+- &dev_attr_hw_rev,
+- &dev_attr_fw_ver,
+- &dev_attr_hca_type,
+- &dev_attr_board_id
++static CLASS_DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL);
++static CLASS_DEVICE_ATTR(fw_ver, S_IRUGO, show_fw_ver, NULL);
++static CLASS_DEVICE_ATTR(hca_type, S_IRUGO, show_hca, NULL);
++static CLASS_DEVICE_ATTR(board_id, S_IRUGO, show_board, NULL);
++
++static struct class_device_attribute *nes_class_attributes[] = {
++ &class_device_attr_hw_rev,
++ &class_device_attr_fw_ver,
++ &class_device_attr_hca_type,
++ &class_device_attr_board_id
+ };
+
+
+@@ -3754,7 +3750,7 @@ struct nes_ib_device *nes_init_ofa_devic
+ nesibdev->ibdev.phys_port_cnt = 1;
+ nesibdev->ibdev.num_comp_vectors = 1;
+ nesibdev->ibdev.dma_device = &nesdev->pcidev->dev;
+- nesibdev->ibdev.dev.parent = &nesdev->pcidev->dev;
++ nesibdev->ibdev.class_dev.dev = &nesdev->pcidev->dev;
+ nesibdev->ibdev.query_device = nes_query_device;
+ nesibdev->ibdev.query_port = nes_query_port;
+ nesibdev->ibdev.modify_port = nes_modify_port;
+@@ -3849,13 +3845,13 @@ int nes_register_ofa_device(struct nes_i
+ nesibdev->max_qp = (nesadapter->max_qp-NES_FIRST_QPN) /
nesadapter->port_count;
+ nesibdev->max_pd = nesadapter->max_pd / nesadapter->port_count;
+
+- for (i = 0; i < ARRAY_SIZE(nes_dev_attributes); ++i) {
+- ret = device_create_file(&nesibdev->ibdev.dev,
nes_dev_attributes[i]);
++ for (i = 0; i < ARRAY_SIZE(nes_class_attributes); ++i) {
++ ret = class_device_create_file(&nesibdev->ibdev.class_dev,
nes_class_attributes[i]);
+ if (ret) {
+ while (i > 0) {
+ i--;
+- device_remove_file(&nesibdev->ibdev.dev,
+- nes_dev_attributes[i]);
++
class_device_remove_file(&nesibdev->ibdev.class_dev,
++ nes_class_attributes[i]);
+ }
+ ib_unregister_device(&nesibdev->ibdev);
+ return ret;
+@@ -3876,8 +3872,8 @@ static void nes_unregister_ofa_device(st
+ struct nes_vnic *nesvnic = nesibdev->nesvnic;
+ int i;
+
+- for (i = 0; i < ARRAY_SIZE(nes_dev_attributes); ++i) {
+- device_remove_file(&nesibdev->ibdev.dev, nes_dev_attributes[i]);
++ for (i = 0; i < ARRAY_SIZE(nes_class_attributes); ++i) {
++ class_device_remove_file(&nesibdev->ibdev.class_dev,
nes_class_attributes[i]);
+ }
+
+ if (nesvnic->of_device_registered) {
--
1.6.4.2
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