7 files changed, 394 insertions, 91 deletions

diff --git a/drivers/infiniband/hw/nes/nes.c b/drivers/infiniband/hw/nes/nes.c
index b0cab64e5e3d..a2b04d62b1a4 100644
--- a/drivers/infiniband/hw/nes/nes.c
+++ b/drivers/infiniband/hw/nes/nes.c
@@ -70,27 +70,31 @@ int interrupt_mod_interval = 0;
 
 /* Interoperability */
 int mpa_version = 1;
-module_param(mpa_version, int, 0);
+module_param(mpa_version, int, 0644);
 MODULE_PARM_DESC(mpa_version, "MPA version to be used int MPA Req/Resp (0 or 1)");
 
 /* Interoperability */
 int disable_mpa_crc = 0;
-module_param(disable_mpa_crc, int, 0);
+module_param(disable_mpa_crc, int, 0644);
 MODULE_PARM_DESC(disable_mpa_crc, "Disable checking of MPA CRC");
 
 unsigned int send_first = 0;
-module_param(send_first, int, 0);
+module_param(send_first, int, 0644);
 MODULE_PARM_DESC(send_first, "Send RDMA Message First on Active Connection");
 
 
 unsigned int nes_drv_opt = 0;
-module_param(nes_drv_opt, int, 0);
+module_param(nes_drv_opt, int, 0644);
 MODULE_PARM_DESC(nes_drv_opt, "Driver option parameters");
 
 unsigned int nes_debug_level = 0;
 module_param_named(debug_level, nes_debug_level, uint, 0644);
 MODULE_PARM_DESC(debug_level, "Enable debug output level");
 
+unsigned int wqm_quanta = 0x10000;
+module_param(wqm_quanta, int, 0644);
+MODULE_PARM_DESC(wqm_quanta, "WQM quanta");
+
 LIST_HEAD(nes_adapter_list);
 static LIST_HEAD(nes_dev_list);
 
@@ -557,12 +561,32 @@ static int __devinit nes_probe(struct pci_dev *pcidev, const struct pci_device_i
 		goto bail5;
 	}
 	nesdev->nesadapter->et_rx_coalesce_usecs_irq = interrupt_mod_interval;
+	nesdev->nesadapter->wqm_quanta = wqm_quanta;
 
 	/* nesdev->base_doorbell_index =
 			nesdev->nesadapter->pd_config_base[PCI_FUNC(nesdev->pcidev->devfn)]; */
 	nesdev->base_doorbell_index = 1;
 	nesdev->doorbell_start = nesdev->nesadapter->doorbell_start;
-	nesdev->mac_index = PCI_FUNC(nesdev->pcidev->devfn) % nesdev->nesadapter->port_count;
+	if (nesdev->nesadapter->phy_type[0] == NES_PHY_TYPE_PUMA_1G) {
+		switch (PCI_FUNC(nesdev->pcidev->devfn) %
+			nesdev->nesadapter->port_count) {
+		case 1:
+			nesdev->mac_index = 2;
+			break;
+		case 2:
+			nesdev->mac_index = 1;
+			break;
+		case 3:
+			nesdev->mac_index = 3;
+			break;
+		case 0:
+		default:
+			nesdev->mac_index = 0;
+		}
+	} else {
+		nesdev->mac_index = PCI_FUNC(nesdev->pcidev->devfn) %
+						nesdev->nesadapter->port_count;
+	}
 
 	tasklet_init(&nesdev->dpc_tasklet, nes_dpc, (unsigned long)nesdev);
 
@@ -581,7 +605,7 @@ static int __devinit nes_probe(struct pci_dev *pcidev, const struct pci_device_i
 	nesdev->int_req = (0x101 << PCI_FUNC(nesdev->pcidev->devfn)) |
 			(1 << (PCI_FUNC(nesdev->pcidev->devfn)+16));
 	if (PCI_FUNC(nesdev->pcidev->devfn) < 4) {
-		nesdev->int_req |= (1 << (PCI_FUNC(nesdev->pcidev->devfn)+24));
+		nesdev->int_req |= (1 << (PCI_FUNC(nesdev->mac_index)+24));
 	}
 
 	/* TODO: This really should be the first driver to load, not function 0 */
@@ -772,14 +796,14 @@ static ssize_t nes_show_adapter(struct device_driver *ddp, char *buf)
 
 	list_for_each_entry(nesdev, &nes_dev_list, list) {
 		if (i == ee_flsh_adapter) {
-			devfn      = nesdev->nesadapter->devfn;
-			bus_number = nesdev->nesadapter->bus_number;
+			devfn = nesdev->pcidev->devfn;
+			bus_number = nesdev->pcidev->bus->number;
 			break;
 		}
 		i++;
 	}
 
-	return snprintf(buf, PAGE_SIZE, "%x:%x", bus_number, devfn);
+	return snprintf(buf, PAGE_SIZE, "%x:%x\n", bus_number, devfn);
 }
 
 static ssize_t nes_store_adapter(struct device_driver *ddp,
@@ -1050,6 +1074,55 @@ static ssize_t nes_store_idx_data(struct device_driver *ddp,
 	return strnlen(buf, count);
 }
 
+
+/**
+ * nes_show_wqm_quanta
+ */
+static ssize_t nes_show_wqm_quanta(struct device_driver *ddp, char *buf)
+{
+	u32 wqm_quanta_value = 0xdead;
+	u32 i = 0;
+	struct nes_device *nesdev;
+
+	list_for_each_entry(nesdev, &nes_dev_list, list) {
+		if (i == ee_flsh_adapter) {
+			wqm_quanta_value = nesdev->nesadapter->wqm_quanta;
+			break;
+		}
+		i++;
+	}
+
+	return  snprintf(buf, PAGE_SIZE, "0x%X\n", wqm_quanta);
+}
+
+
+/**
+ * nes_store_wqm_quanta
+ */
+static ssize_t nes_store_wqm_quanta(struct device_driver *ddp,
+					const char *buf, size_t count)
+{
+	unsigned long wqm_quanta_value;
+	u32 wqm_config1;
+	u32 i = 0;
+	struct nes_device *nesdev;
+
+	strict_strtoul(buf, 0, &wqm_quanta_value);
+	list_for_each_entry(nesdev, &nes_dev_list, list) {
+		if (i == ee_flsh_adapter) {
+			nesdev->nesadapter->wqm_quanta = wqm_quanta_value;
+			wqm_config1 = nes_read_indexed(nesdev,
+						NES_IDX_WQM_CONFIG1);
+			nes_write_indexed(nesdev, NES_IDX_WQM_CONFIG1,
+					((wqm_quanta_value << 1) |
+					(wqm_config1 & 0x00000001)));
+			break;
+		}
+		i++;
+	}
+	return strnlen(buf, count);
+}
+
 static DRIVER_ATTR(adapter, S_IRUSR | S_IWUSR,
 		   nes_show_adapter, nes_store_adapter);
 static DRIVER_ATTR(eeprom_cmd, S_IRUSR | S_IWUSR,
@@ -1068,6 +1141,8 @@ static DRIVER_ATTR(idx_addr, S_IRUSR | S_IWUSR,
 		   nes_show_idx_addr, nes_store_idx_addr);
 static DRIVER_ATTR(idx_data, S_IRUSR | S_IWUSR,
 		   nes_show_idx_data, nes_store_idx_data);
+static DRIVER_ATTR(wqm_quanta, S_IRUSR | S_IWUSR,
+		   nes_show_wqm_quanta, nes_store_wqm_quanta);
 
 static int nes_create_driver_sysfs(struct pci_driver *drv)
 {
@@ -1081,6 +1156,7 @@ static int nes_create_driver_sysfs(struct pci_driver *drv)
 	error |= driver_create_file(&drv->driver, &driver_attr_nonidx_data);
 	error |= driver_create_file(&drv->driver, &driver_attr_idx_addr);
 	error |= driver_create_file(&drv->driver, &driver_attr_idx_data);
+	error |= driver_create_file(&drv->driver, &driver_attr_wqm_quanta);
 	return error;
 }
 
@@ -1095,6 +1171,7 @@ static void nes_remove_driver_sysfs(struct pci_driver *drv)
 	driver_remove_file(&drv->driver, &driver_attr_nonidx_data);
 	driver_remove_file(&drv->driver, &driver_attr_idx_addr);
 	driver_remove_file(&drv->driver, &driver_attr_idx_data);
+	driver_remove_file(&drv->driver, &driver_attr_wqm_quanta);
 }
 
 /**
diff --git a/drivers/infiniband/hw/nes/nes.h b/drivers/infiniband/hw/nes/nes.h
index 8eb7ae96974d..1595dc7bba9d 100644
--- a/drivers/infiniband/hw/nes/nes.h
+++ b/drivers/infiniband/hw/nes/nes.h
@@ -169,7 +169,7 @@ extern int disable_mpa_crc;
 extern unsigned int send_first;
 extern unsigned int nes_drv_opt;
 extern unsigned int nes_debug_level;
-
+extern unsigned int wqm_quanta;
 extern struct list_head nes_adapter_list;
 
 extern atomic_t cm_connects;
diff --git a/drivers/infiniband/hw/nes/nes_cm.c b/drivers/infiniband/hw/nes/nes_cm.c
index 9f0b964b2c99..2caf9da81ad5 100644
--- a/drivers/infiniband/hw/nes/nes_cm.c
+++ b/drivers/infiniband/hw/nes/nes_cm.c
@@ -52,7 +52,7 @@
 #include <linux/random.h>
 #include <linux/list.h>
 #include <linux/threads.h>
-
+#include <net/arp.h>
 #include <net/neighbour.h>
 #include <net/route.h>
 #include <net/ip_fib.h>
@@ -1019,23 +1019,43 @@ static inline int mini_cm_accelerated(struct nes_cm_core *cm_core,
 
 
 /**
- * nes_addr_send_arp
+ * nes_addr_resolve_neigh
  */
-static void nes_addr_send_arp(u32 dst_ip)
+static int nes_addr_resolve_neigh(struct nes_vnic *nesvnic, u32 dst_ip)
 {
 	struct rtable *rt;
 	struct flowi fl;
+	struct neighbour *neigh;
+	int rc = -1;
+	DECLARE_MAC_BUF(mac);
 
 	memset(&fl, 0, sizeof fl);
 	fl.nl_u.ip4_u.daddr = htonl(dst_ip);
 	if (ip_route_output_key(&init_net, &rt, &fl)) {
 		printk("%s: ip_route_output_key failed for 0x%08X\n",
 				__func__, dst_ip);
-		return;
+		return rc;
+	}
+
+	neigh = neigh_lookup(&arp_tbl, &rt->rt_gateway, nesvnic->netdev);
+	if (neigh) {
+		if (neigh->nud_state & NUD_VALID) {
+			nes_debug(NES_DBG_CM, "Neighbor MAC address for 0x%08X"
+				  " is %s, Gateway is 0x%08X \n", dst_ip,
+				  print_mac(mac, neigh->ha), ntohl(rt->rt_gateway));
+			nes_manage_arp_cache(nesvnic->netdev, neigh->ha,
+					     dst_ip, NES_ARP_ADD);
+			rc = nes_arp_table(nesvnic->nesdev, dst_ip, NULL,
+					   NES_ARP_RESOLVE);
+		}
+		neigh_release(neigh);
 	}
 
-	neigh_event_send(rt->u.dst.neighbour, NULL);
+	if ((neigh == NULL) || (!(neigh->nud_state & NUD_VALID)))
+		neigh_event_send(rt->u.dst.neighbour, NULL);
+
 	ip_rt_put(rt);
+	return rc;
 }
 
 
@@ -1108,9 +1128,11 @@ static struct nes_cm_node *make_cm_node(struct nes_cm_core *cm_core,
 	/* get the mac addr for the remote node */
 	arpindex = nes_arp_table(nesdev, cm_node->rem_addr, NULL, NES_ARP_RESOLVE);
 	if (arpindex < 0) {
-		kfree(cm_node);
-		nes_addr_send_arp(cm_info->rem_addr);
-		return NULL;
+		arpindex = nes_addr_resolve_neigh(nesvnic, cm_info->rem_addr);
+		if (arpindex < 0) {
+			kfree(cm_node);
+			return NULL;
+		}
 	}
 
 	/* copy the mac addr to node context */
@@ -1826,7 +1848,7 @@ static struct nes_cm_listener *mini_cm_listen(struct nes_cm_core *cm_core,
 /**
  * mini_cm_connect - make a connection node with params
  */
-struct nes_cm_node *mini_cm_connect(struct nes_cm_core *cm_core,
+static struct nes_cm_node *mini_cm_connect(struct nes_cm_core *cm_core,
 	struct nes_vnic *nesvnic, u16 private_data_len,
 	void *private_data, struct nes_cm_info *cm_info)
 {
@@ -1956,13 +1978,6 @@ static int mini_cm_reject(struct nes_cm_core *cm_core,
 		return ret;
 	cleanup_retrans_entry(cm_node);
 	cm_node->state = NES_CM_STATE_CLOSED;
-	ret = send_fin(cm_node, NULL);
-
-	if (cm_node->accept_pend) {
-		BUG_ON(!cm_node->listener);
-		atomic_dec(&cm_node->listener->pend_accepts_cnt);
-		BUG_ON(atomic_read(&cm_node->listener->pend_accepts_cnt) < 0);
-	}
 
 	ret = send_reset(cm_node, NULL);
 	return ret;
@@ -2014,7 +2029,6 @@ static int mini_cm_close(struct nes_cm_core *cm_core, struct nes_cm_node *cm_nod
 		ret = rem_ref_cm_node(cm_core, cm_node);
 		break;
 	}
-	cm_node->cm_id = NULL;
 	return ret;
 }
 
@@ -2383,6 +2397,7 @@ static int nes_cm_disconn_true(struct nes_qp *nesqp)
 			atomic_inc(&cm_disconnects);
 			cm_event.event = IW_CM_EVENT_DISCONNECT;
 			if (last_ae == NES_AEQE_AEID_LLP_CONNECTION_RESET) {
+				issued_disconnect_reset = 1;
 				cm_event.status = IW_CM_EVENT_STATUS_RESET;
 				nes_debug(NES_DBG_CM, "Generating a CM "
 					"Disconnect Event (status reset) for "
@@ -2508,7 +2523,6 @@ static int nes_disconnect(struct nes_qp *nesqp, int abrupt)
 		nes_debug(NES_DBG_CM, "Call close API\n");
 
 		g_cm_core->api->close(g_cm_core, nesqp->cm_node);
-		nesqp->cm_node = NULL;
 	}
 
 	return ret;
@@ -2837,6 +2851,7 @@ int nes_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
 	cm_node->apbvt_set = 1;
 	nesqp->cm_node = cm_node;
 	cm_node->nesqp = nesqp;
+	nes_add_ref(&nesqp->ibqp);
 
 	return 0;
 }
@@ -3167,7 +3182,6 @@ static void cm_event_connect_error(struct nes_cm_event *event)
 	if (ret)
 		printk(KERN_ERR "%s[%u] OFA CM event_handler returned, "
 			"ret=%d\n", __func__, __LINE__, ret);
-	nes_rem_ref(&nesqp->ibqp);
 	cm_id->rem_ref(cm_id);
 
 	rem_ref_cm_node(event->cm_node->cm_core, event->cm_node);
diff --git a/drivers/infiniband/hw/nes/nes_hw.c b/drivers/infiniband/hw/nes/nes_hw.c
index 1513d4066f1b..7c49cc882d75 100644
--- a/drivers/infiniband/hw/nes/nes_hw.c
+++ b/drivers/infiniband/hw/nes/nes_hw.c
@@ -55,18 +55,19 @@ u32 int_mod_cq_depth_24;
 u32 int_mod_cq_depth_16;
 u32 int_mod_cq_depth_4;
 u32 int_mod_cq_depth_1;
-
+static const u8 nes_max_critical_error_count = 100;
 #include "nes_cm.h"
 
 static void nes_cqp_ce_handler(struct nes_device *nesdev, struct nes_hw_cq *cq);
 static void nes_init_csr_ne020(struct nes_device *nesdev, u8 hw_rev, u8 port_count);
 static int nes_init_serdes(struct nes_device *nesdev, u8 hw_rev, u8 port_count,
-			   u8 OneG_Mode);
+				struct nes_adapter *nesadapter, u8  OneG_Mode);
 static void nes_nic_napi_ce_handler(struct nes_device *nesdev, struct nes_hw_nic_cq *cq);
 static void nes_process_aeq(struct nes_device *nesdev, struct nes_hw_aeq *aeq);
 static void nes_process_ceq(struct nes_device *nesdev, struct nes_hw_ceq *ceq);
 static void nes_process_iwarp_aeqe(struct nes_device *nesdev,
 				   struct nes_hw_aeqe *aeqe);
+static void process_critical_error(struct nes_device *nesdev);
 static void nes_process_mac_intr(struct nes_device *nesdev, u32 mac_number);
 static unsigned int nes_reset_adapter_ne020(struct nes_device *nesdev, u8 *OneG_Mode);
 
@@ -222,11 +223,10 @@ static void nes_nic_tune_timer(struct nes_device *nesdev)
 	}
 
 	/* boundary checking */
-	if (shared_timer->timer_in_use > NES_NIC_FAST_TIMER_HIGH)
-		shared_timer->timer_in_use = NES_NIC_FAST_TIMER_HIGH;
-	else if (shared_timer->timer_in_use < NES_NIC_FAST_TIMER_LOW) {
-		shared_timer->timer_in_use = NES_NIC_FAST_TIMER_LOW;
-	}
+	if (shared_timer->timer_in_use > shared_timer->threshold_high)
+		shared_timer->timer_in_use = shared_timer->threshold_high;
+	else if (shared_timer->timer_in_use < shared_timer->threshold_low)
+		shared_timer->timer_in_use = shared_timer->threshold_low;
 
 	nesdev->currcq_count = 0;
 
@@ -292,9 +292,6 @@ struct nes_adapter *nes_init_adapter(struct nes_device *nesdev, u8 hw_rev) {
 
 	if ((port_count = nes_reset_adapter_ne020(nesdev, &OneG_Mode)) == 0)
 		return NULL;
-	if (nes_init_serdes(nesdev, hw_rev, port_count, OneG_Mode))
-		return NULL;
-	nes_init_csr_ne020(nesdev, hw_rev, port_count);
 
 	max_qp = nes_read_indexed(nesdev, NES_IDX_QP_CTX_SIZE);
 	nes_debug(NES_DBG_INIT, "QP_CTX_SIZE=%u\n", max_qp);
@@ -353,6 +350,22 @@ struct nes_adapter *nes_init_adapter(struct nes_device *nesdev, u8 hw_rev) {
 	nes_debug(NES_DBG_INIT, "Allocating new nesadapter @ %p, size = %u (actual size = %u).\n",
 			nesadapter, (u32)sizeof(struct nes_adapter), adapter_size);
 
+	if (nes_read_eeprom_values(nesdev, nesadapter)) {
+		printk(KERN_ERR PFX "Unable to read EEPROM data.\n");
+		kfree(nesadapter);
+		return NULL;
+	}
+
+	if (nes_init_serdes(nesdev, hw_rev, port_count, nesadapter,
+							OneG_Mode)) {
+		kfree(nesadapter);
+		return NULL;
+	}
+	nes_init_csr_ne020(nesdev, hw_rev, port_count);
+
+	memset(nesadapter->pft_mcast_map, 255,
+	       sizeof nesadapter->pft_mcast_map);
+
 	/* populate the new nesadapter */
 	nesadapter->devfn = nesdev->pcidev->devfn;
 	nesadapter->bus_number = nesdev->pcidev->bus->number;
@@ -468,20 +481,25 @@ struct nes_adapter *nes_init_adapter(struct nes_device *nesdev, u8 hw_rev) {
 
 	/* setup port configuration */
 	if (nesadapter->port_count == 1) {
-		u32temp = 0x00000000;
+		nesadapter->log_port = 0x00000000;
 		if (nes_drv_opt & NES_DRV_OPT_DUAL_LOGICAL_PORT)
 			nes_write_indexed(nesdev, NES_IDX_TX_POOL_SIZE, 0x00000002);
 		else
 			nes_write_indexed(nesdev, NES_IDX_TX_POOL_SIZE, 0x00000003);
 	} else {
-		if (nesadapter->port_count == 2)
-			u32temp = 0x00000044;
-		else
-			u32temp = 0x000000e4;
+		if (nesadapter->phy_type[0] == NES_PHY_TYPE_PUMA_1G) {
+			nesadapter->log_port = 0x000000D8;
+		} else {
+			if (nesadapter->port_count == 2)
+				nesadapter->log_port = 0x00000044;
+			else
+				nesadapter->log_port = 0x000000e4;
+		}
 		nes_write_indexed(nesdev, NES_IDX_TX_POOL_SIZE, 0x00000003);
 	}
 
-	nes_write_indexed(nesdev, NES_IDX_NIC_LOGPORT_TO_PHYPORT, u32temp);
+	nes_write_indexed(nesdev, NES_IDX_NIC_LOGPORT_TO_PHYPORT,
+						nesadapter->log_port);
 	nes_debug(NES_DBG_INIT, "Probe time, LOG2PHY=%u\n",
 			nes_read_indexed(nesdev, NES_IDX_NIC_LOGPORT_TO_PHYPORT));
 
@@ -706,23 +724,43 @@ static unsigned int nes_reset_adapter_ne020(struct nes_device *nesdev, u8 *OneG_
  * nes_init_serdes
  */
 static int nes_init_serdes(struct nes_device *nesdev, u8 hw_rev, u8 port_count,
-			   u8 OneG_Mode)
+				struct nes_adapter *nesadapter, u8  OneG_Mode)
 {
 	int i;
 	u32 u32temp;
+	u32 serdes_common_control;
 
 	if (hw_rev != NE020_REV) {
 		/* init serdes 0 */
 
 		nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_CDR_CONTROL0, 0x000000FF);
-		if (!OneG_Mode)
+		if (nesadapter->phy_type[0] == NES_PHY_TYPE_PUMA_1G) {
+			serdes_common_control = nes_read_indexed(nesdev,
+					NES_IDX_ETH_SERDES_COMMON_CONTROL0);
+			serdes_common_control |= 0x000000100;
+			nes_write_indexed(nesdev,
+					NES_IDX_ETH_SERDES_COMMON_CONTROL0,
+					serdes_common_control);
+		} else if (!OneG_Mode) {
 			nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_TX_HIGHZ_LANE_MODE0, 0x11110000);
-		if (port_count > 1) {
+		}
+		if (((port_count > 1) &&
+			(nesadapter->phy_type[0] != NES_PHY_TYPE_PUMA_1G)) ||
+			((port_count > 2) &&
+			(nesadapter->phy_type[0] == NES_PHY_TYPE_PUMA_1G))) {
 			/* init serdes 1 */
 			nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_CDR_CONTROL1, 0x000000FF);
-			if (!OneG_Mode)
+			if (nesadapter->phy_type[0] == NES_PHY_TYPE_PUMA_1G) {
+				serdes_common_control = nes_read_indexed(nesdev,
+					NES_IDX_ETH_SERDES_COMMON_CONTROL1);
+				serdes_common_control |= 0x000000100;
+				nes_write_indexed(nesdev,
+					NES_IDX_ETH_SERDES_COMMON_CONTROL1,
+					serdes_common_control);
+			} else if (!OneG_Mode) {
 				nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_TX_HIGHZ_LANE_MODE1, 0x11110000);
 			}
+		}
 	} else {
 		/* init serdes 0 */
 		nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL0, 0x00000008);
@@ -826,7 +864,8 @@ static void nes_init_csr_ne020(struct nes_device *nesdev, u8 hw_rev, u8 port_cou
 
 	nes_write_indexed(nesdev, 0x00005000, 0x00018000);
 	/* nes_write_indexed(nesdev, 0x00005000, 0x00010000); */
-	nes_write_indexed(nesdev, 0x00005004, 0x00020001);
+	nes_write_indexed(nesdev, NES_IDX_WQM_CONFIG1, (wqm_quanta << 1) |
+							 0x00000001);
 	nes_write_indexed(nesdev, 0x00005008, 0x1F1F1F1F);
 	nes_write_indexed(nesdev, 0x00005010, 0x1F1F1F1F);
 	nes_write_indexed(nesdev, 0x00005018, 0x1F1F1F1F);
@@ -1226,6 +1265,7 @@ int nes_init_phy(struct nes_device *nesdev)
 		if (nesadapter->phy_type[mac_index] == NES_PHY_TYPE_1G) {
 			printk(PFX "%s: Programming mdc config for 1G\n", __func__);
 			tx_config = nes_read_indexed(nesdev, NES_IDX_MAC_TX_CONFIG);
+			tx_config &= 0xFFFFFFE3;
 			tx_config |= 0x04;
 			nes_write_indexed(nesdev, NES_IDX_MAC_TX_CONFIG, tx_config);
 		}
@@ -1291,7 +1331,8 @@ int nes_init_phy(struct nes_device *nesdev)
 		    (nesadapter->phy_type[mac_index] == NES_PHY_TYPE_ARGUS)) {
 			/* setup 10G MDIO operation */
 			tx_config = nes_read_indexed(nesdev, NES_IDX_MAC_TX_CONFIG);
-			tx_config |= 0x14;
+			tx_config &= 0xFFFFFFE3;
+			tx_config |= 0x15;
 			nes_write_indexed(nesdev, NES_IDX_MAC_TX_CONFIG, tx_config);
 		}
 		if ((nesadapter->phy_type[mac_index] == NES_PHY_TYPE_ARGUS)) {
@@ -1315,7 +1356,7 @@ int nes_init_phy(struct nes_device *nesdev)
 				nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x1, 0xc319, 0x0008);
 				nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x1, 0xc31a, 0x0098);
 				nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x3, 0x0026, 0x0E00);
-				nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x3, 0x0027, 0x0000);
+				nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x3, 0x0027, 0x0001);
 				nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x3, 0x0028, 0xA528);
 
 				/*
@@ -1759,9 +1800,14 @@ int nes_init_nic_qp(struct nes_device *nesdev, struct net_device *netdev)
  */
 void nes_destroy_nic_qp(struct nes_vnic *nesvnic)
 {
+	u64 u64temp;
+	dma_addr_t bus_address;
 	struct nes_device *nesdev = nesvnic->nesdev;
 	struct nes_hw_cqp_wqe *cqp_wqe;
+	struct nes_hw_nic_sq_wqe *nic_sqe;
 	struct nes_hw_nic_rq_wqe *nic_rqe;
+	__le16 *wqe_fragment_length;
+	u16  wqe_fragment_index;
 	u64 wqe_frag;
 	u32 cqp_head;
 	unsigned long flags;
@@ -1770,14 +1816,69 @@ void nes_destroy_nic_qp(struct nes_vnic *nesvnic)
 	/* Free remaining NIC receive buffers */
 	while (nesvnic->nic.rq_head != nesvnic->nic.rq_tail) {
 		nic_rqe   = &nesvnic->nic.rq_vbase[nesvnic->nic.rq_tail];
-		wqe_frag  = (u64)le32_to_cpu(nic_rqe->wqe_words[NES_NIC_RQ_WQE_FRAG0_LOW_IDX]);
-		wqe_frag |= ((u64)le32_to_cpu(nic_rqe->wqe_words[NES_NIC_RQ_WQE_FRAG0_HIGH_IDX])) << 32;
+		wqe_frag  = (u64)le32_to_cpu(
+			nic_rqe->wqe_words[NES_NIC_RQ_WQE_FRAG0_LOW_IDX]);
+		wqe_frag |= ((u64)le32_to_cpu(
+			nic_rqe->wqe_words[NES_NIC_RQ_WQE_FRAG0_HIGH_IDX]))<<32;
 		pci_unmap_single(nesdev->pcidev, (dma_addr_t)wqe_frag,
 				nesvnic->max_frame_size, PCI_DMA_FROMDEVICE);
 		dev_kfree_skb(nesvnic->nic.rx_skb[nesvnic->nic.rq_tail++]);
 		nesvnic->nic.rq_tail &= (nesvnic->nic.rq_size - 1);
 	}
 
+	/* Free remaining NIC transmit buffers */
+	while (nesvnic->nic.sq_head != nesvnic->nic.sq_tail) {
+		nic_sqe = &nesvnic->nic.sq_vbase[nesvnic->nic.sq_tail];
+		wqe_fragment_index = 1;
+		wqe_fragment_length = (__le16 *)
+			&nic_sqe->wqe_words[NES_NIC_SQ_WQE_LENGTH_0_TAG_IDX];
+		/* bump past the vlan tag */
+		wqe_fragment_length++;
+		if (le16_to_cpu(wqe_fragment_length[wqe_fragment_index]) != 0) {
+			u64temp = (u64)le32_to_cpu(
+				nic_sqe->wqe_words[NES_NIC_SQ_WQE_FRAG0_LOW_IDX+
+				wqe_fragment_index*2]);
+			u64temp += ((u64)le32_to_cpu(
+				nic_sqe->wqe_words[NES_NIC_SQ_WQE_FRAG0_HIGH_IDX
+				+ wqe_fragment_index*2]))<<32;
+			bus_address = (dma_addr_t)u64temp;
+			if (test_and_clear_bit(nesvnic->nic.sq_tail,
+					nesvnic->nic.first_frag_overflow)) {
+				pci_unmap_single(nesdev->pcidev,
+						bus_address,
+						le16_to_cpu(wqe_fragment_length[
+							wqe_fragment_index++]),
+						PCI_DMA_TODEVICE);
+			}
+			for (; wqe_fragment_index < 5; wqe_fragment_index++) {
+				if (wqe_fragment_length[wqe_fragment_index]) {
+					u64temp = le32_to_cpu(
+						nic_sqe->wqe_words[
+						NES_NIC_SQ_WQE_FRAG0_LOW_IDX+
+						wqe_fragment_index*2]);
+					u64temp += ((u64)le32_to_cpu(
+						nic_sqe->wqe_words[
+						NES_NIC_SQ_WQE_FRAG0_HIGH_IDX+
+						wqe_fragment_index*2]))<<32;
+					bus_address = (dma_addr_t)u64temp;
+					pci_unmap_page(nesdev->pcidev,
+							bus_address,
+							le16_to_cpu(
+							wqe_fragment_length[
+							wqe_fragment_index]),
+							PCI_DMA_TODEVICE);
+				} else
+					break;
+			}
+		}
+		if (nesvnic->nic.tx_skb[nesvnic->nic.sq_tail])
+			dev_kfree_skb(
+				nesvnic->nic.tx_skb[nesvnic->nic.sq_tail]);
+
+		nesvnic->nic.sq_tail = (++nesvnic->nic.sq_tail)
+					& (nesvnic->nic.sq_size - 1);
+	}
+
 	spin_lock_irqsave(&nesdev->cqp.lock, flags);
 
 	/* Destroy NIC QP */
@@ -1894,7 +1995,30 @@ int nes_napi_isr(struct nes_device *nesdev)
 	}
 }
 
-
+static void process_critical_error(struct nes_device *nesdev)
+{
+	u32 debug_error;
+	u32 nes_idx_debug_error_masks0 = 0;
+	u16 error_module = 0;
+
+	debug_error = nes_read_indexed(nesdev, NES_IDX_DEBUG_ERROR_CONTROL_STATUS);
+	printk(KERN_ERR PFX "Critical Error reported by device!!! 0x%02X\n",
+			(u16)debug_error);
+	nes_write_indexed(nesdev, NES_IDX_DEBUG_ERROR_CONTROL_STATUS,
+			0x01010000 | (debug_error & 0x0000ffff));
+	if (crit_err_count++ > 10)
+		nes_write_indexed(nesdev, NES_IDX_DEBUG_ERROR_MASKS1, 1 << 0x17);
+	error_module = (u16) (debug_error & 0x1F00) >> 8;
+	if (++nesdev->nesadapter->crit_error_count[error_module-1] >=
+			nes_max_critical_error_count) {
+		printk(KERN_ERR PFX "Masking off critical error for module "
+			"0x%02X\n", (u16)error_module);
+		nes_idx_debug_error_masks0 = nes_read_indexed(nesdev,
+			NES_IDX_DEBUG_ERROR_MASKS0);
+		nes_write_indexed(nesdev, NES_IDX_DEBUG_ERROR_MASKS0,
+			nes_idx_debug_error_masks0 | (1 << error_module));
+	}
+}
 /**
  * nes_dpc
  */
@@ -1909,7 +2033,6 @@ void nes_dpc(unsigned long param)
 	u32 timer_stat;
 	u32 temp_int_stat;
 	u32 intf_int_stat;
-	u32 debug_error;
 	u32 processed_intf_int = 0;
 	u16 processed_timer_int = 0;
 	u16 completion_ints = 0;
@@ -1987,14 +2110,7 @@ void nes_dpc(unsigned long param)
 				intf_int_stat = nes_read32(nesdev->regs+NES_INTF_INT_STAT);
 				intf_int_stat &= nesdev->intf_int_req;
 				if (NES_INTF_INT_CRITERR & intf_int_stat) {
-					debug_error = nes_read_indexed(nesdev, NES_IDX_DEBUG_ERROR_CONTROL_STATUS);
-					printk(KERN_ERR PFX "Critical Error reported by device!!! 0x%02X\n",
-							(u16)debug_error);
-					nes_write_indexed(nesdev, NES_IDX_DEBUG_ERROR_CONTROL_STATUS,
-							0x01010000 | (debug_error & 0x0000ffff));
-					/* BUG(); */
-					if (crit_err_count++ > 10)
-						nes_write_indexed(nesdev, NES_IDX_DEBUG_ERROR_MASKS1, 1 << 0x17);
+					process_critical_error(nesdev);
 				}
 				if (NES_INTF_INT_PCIERR & intf_int_stat) {
 					printk(KERN_ERR PFX "PCI Error reported by device!!!\n");
@@ -2258,7 +2374,8 @@ static void nes_process_mac_intr(struct nes_device *nesdev, u32 mac_number)
 			spin_unlock_irqrestore(&nesadapter->phy_lock, flags);
 		}
 		/* read the PHY interrupt status register */
-		if (nesadapter->OneG_Mode) {
+		if ((nesadapter->OneG_Mode) &&
+		(nesadapter->phy_type[mac_index] != NES_PHY_TYPE_PUMA_1G)) {
 			do {
 				nes_read_1G_phy_reg(nesdev, 0x1a,
 						nesadapter->phy_index[mac_index], &phy_data);
@@ -3077,6 +3194,22 @@ static void nes_process_iwarp_aeqe(struct nes_device *nesdev,
 			nes_cm_disconn(nesqp);
 			break;
 			/* TODO: additional AEs need to be here */
+		case NES_AEQE_AEID_AMP_BOUNDS_VIOLATION:
+			nesqp = *((struct nes_qp **)&context);
+			spin_lock_irqsave(&nesqp->lock, flags);
+			nesqp->hw_iwarp_state = iwarp_state;
+			nesqp->hw_tcp_state = tcp_state;
+			nesqp->last_aeq = async_event_id;
+			spin_unlock_irqrestore(&nesqp->lock, flags);
+			if (nesqp->ibqp.event_handler) {
+				ibevent.device = nesqp->ibqp.device;
+				ibevent.element.qp = &nesqp->ibqp;
+				ibevent.event = IB_EVENT_QP_ACCESS_ERR;
+				nesqp->ibqp.event_handler(&ibevent,
+						nesqp->ibqp.qp_context);
+			}
+			nes_cm_disconn(nesqp);
+			break;
 		default:
 			nes_debug(NES_DBG_AEQ, "Processing an iWARP related AE for QP, misc = 0x%04X\n",
 					async_event_id);
diff --git a/drivers/infiniband/hw/nes/nes_hw.h b/drivers/infiniband/hw/nes/nes_hw.h
index 7b81e0ae0076..610b9d859597 100644
--- a/drivers/infiniband/hw/nes/nes_hw.h
+++ b/drivers/infiniband/hw/nes/nes_hw.h
@@ -156,6 +156,7 @@ enum indexed_regs {
 	NES_IDX_ENDNODE0_NSTAT_TX_OCTETS_HI = 0x7004,
 	NES_IDX_ENDNODE0_NSTAT_TX_FRAMES_LO = 0x7008,
 	NES_IDX_ENDNODE0_NSTAT_TX_FRAMES_HI = 0x700c,
+	NES_IDX_WQM_CONFIG1 = 0x5004,
 	NES_IDX_CM_CONFIG = 0x5100,
 	NES_IDX_NIC_LOGPORT_TO_PHYPORT = 0x6000,
 	NES_IDX_NIC_PHYPORT_TO_USW = 0x6008,
@@ -967,6 +968,7 @@ struct nes_arp_entry {
 #define DEFAULT_JUMBO_NES_QL_TARGET 40
 #define DEFAULT_JUMBO_NES_QL_HIGH   128
 #define NES_NIC_CQ_DOWNWARD_TREND   16
+#define NES_PFT_SIZE		    48
 
 struct nes_hw_tune_timer {
     /* u16 cq_count; */
@@ -1079,6 +1081,7 @@ struct nes_adapter {
 	u32 et_rx_max_coalesced_frames_high;
 	u32 et_rate_sample_interval;
 	u32 timer_int_limit;
+	u32 wqm_quanta;
 
 	/* Adapter base MAC address */
 	u32 mac_addr_low;
@@ -1094,12 +1097,14 @@ struct nes_adapter {
 	u16 pd_config_base[4];
 
 	u16 link_interrupt_count[4];
+	u8 crit_error_count[32];
 
 	/* the phy index for each port */
 	u8  phy_index[4];
 	u8  mac_sw_state[4];
 	u8  mac_link_down[4];
 	u8  phy_type[4];
+	u8  log_port;
 
 	/* PCI information */
 	unsigned int  devfn;
@@ -1113,6 +1118,7 @@ struct nes_adapter {
 	u8            virtwq;
 	u8            et_use_adaptive_rx_coalesce;
 	u8            adapter_fcn_count;
+	u8 pft_mcast_map[NES_PFT_SIZE];
 };
 
 struct nes_pbl {
diff --git a/drivers/infiniband/hw/nes/nes_nic.c b/drivers/infiniband/hw/nes/nes_nic.c
index 1b0938c87774..730358637bb6 100644
--- a/drivers/infiniband/hw/nes/nes_nic.c
+++ b/drivers/infiniband/hw/nes/nes_nic.c
@@ -91,6 +91,7 @@ static struct nic_qp_map *nic_qp_mapping_per_function[] = {
 static const u32 default_msg = NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_LINK
 		| NETIF_MSG_IFUP | NETIF_MSG_IFDOWN;
 static int debug = -1;
+static int nics_per_function = 1;
 
 /**
  * nes_netdev_poll
@@ -201,7 +202,8 @@ static int nes_netdev_open(struct net_device *netdev)
 		nes_debug(NES_DBG_NETDEV, "i=%d, perfect filter table index= %d, PERF FILTER LOW"
 				" (Addr:%08X) = %08X, HIGH = %08X.\n",
 				i, nesvnic->qp_nic_index[i],
-				NES_IDX_PERFECT_FILTER_LOW+((nesvnic->perfect_filter_index + i) * 8),
+				NES_IDX_PERFECT_FILTER_LOW+
+					(nesvnic->qp_nic_index[i] * 8),
 				macaddr_low,
 				(u32)macaddr_high | NES_MAC_ADDR_VALID |
 				((((u32)nesvnic->nic_index) << 16)));
@@ -272,14 +274,18 @@ static int nes_netdev_stop(struct net_device *netdev)
 			break;
 	}
 
-	if (first_nesvnic->netdev_open == 0)
+	if ((first_nesvnic->netdev_open == 1) && (first_nesvnic != nesvnic)  &&
+		(PCI_FUNC(first_nesvnic->nesdev->pcidev->devfn) !=
+		PCI_FUNC(nesvnic->nesdev->pcidev->devfn))) {
+			nes_write_indexed(nesdev, NES_IDX_MAC_INT_MASK+
+				(0x200*nesdev->mac_index), 0xffffffff);
+			nes_write_indexed(first_nesvnic->nesdev,
+				NES_IDX_MAC_INT_MASK+
+				(0x200*first_nesvnic->nesdev->mac_index),
+			~(NES_MAC_INT_LINK_STAT_CHG | NES_MAC_INT_XGMII_EXT |
+			NES_MAC_INT_TX_UNDERFLOW | NES_MAC_INT_TX_ERROR));
+	} else {
 		nes_write_indexed(nesdev, NES_IDX_MAC_INT_MASK+(0x200*nesdev->mac_index), 0xffffffff);
-	else if ((first_nesvnic != nesvnic) &&
-		 (PCI_FUNC(first_nesvnic->nesdev->pcidev->devfn) != PCI_FUNC(nesvnic->nesdev->pcidev->devfn))) {
-		nes_write_indexed(nesdev, NES_IDX_MAC_INT_MASK + (0x200 * nesdev->mac_index), 0xffffffff);
-		nes_write_indexed(first_nesvnic->nesdev, NES_IDX_MAC_INT_MASK + (0x200 * first_nesvnic->nesdev->mac_index),
-				~(NES_MAC_INT_LINK_STAT_CHG | NES_MAC_INT_XGMII_EXT |
-				NES_MAC_INT_TX_UNDERFLOW | NES_MAC_INT_TX_ERROR));
 	}
 
 	nic_active_mask = ~((u32)(1 << nesvnic->nic_index));
@@ -437,7 +443,7 @@ static int nes_netdev_start_xmit(struct sk_buff *skb, struct net_device *netdev)
 	struct nes_hw_nic_sq_wqe *nic_sqe;
 	struct tcphdr *tcph;
 	/* struct udphdr *udph; */
-#define NES_MAX_TSO_FRAGS 18
+#define NES_MAX_TSO_FRAGS MAX_SKB_FRAGS
 	/* 64K segment plus overflow on each side */
 	dma_addr_t tso_bus_address[NES_MAX_TSO_FRAGS];
 	dma_addr_t bus_address;
@@ -605,6 +611,8 @@ tso_sq_no_longer_full:
 					wqe_fragment_length[wqe_fragment_index] = 0;
 					set_wqe_64bit_value(nic_sqe->wqe_words, NES_NIC_SQ_WQE_FRAG1_LOW_IDX,
 									bus_address);
+					tso_wqe_length += skb_headlen(skb) -
+							original_first_length;
 				}
 				while (wqe_fragment_index < 5) {
 					wqe_fragment_length[wqe_fragment_index] =
@@ -827,6 +835,7 @@ static void nes_netdev_set_multicast_list(struct net_device *netdev)
 {
 	struct nes_vnic *nesvnic = netdev_priv(netdev);
 	struct nes_device *nesdev = nesvnic->nesdev;
+	struct nes_adapter *nesadapter = nesvnic->nesdev->nesadapter;
 	struct dev_mc_list *multicast_addr;
 	u32 nic_active_bit;
 	u32 nic_active;
@@ -836,7 +845,12 @@ static void nes_netdev_set_multicast_list(struct net_device *netdev)
 	u8 mc_all_on = 0;
 	u8 mc_index;
 	int mc_nic_index = -1;
+	u8 pft_entries_preallocated = max(nesadapter->adapter_fcn_count *
+					nics_per_function, 4);
+	u8 max_pft_entries_avaiable = NES_PFT_SIZE - pft_entries_preallocated;
+	unsigned long flags;
 
+	spin_lock_irqsave(&nesadapter->resource_lock, flags);
 	nic_active_bit = 1 << nesvnic->nic_index;
 
 	if (netdev->flags & IFF_PROMISC) {
@@ -847,7 +861,7 @@ static void nes_netdev_set_multicast_list(struct net_device *netdev)
 		nic_active |= nic_active_bit;
 		nes_write_indexed(nesdev, NES_IDX_NIC_UNICAST_ALL, nic_active);
 		mc_all_on = 1;
-	} else if ((netdev->flags & IFF_ALLMULTI) || (netdev->mc_count > NES_MULTICAST_PF_MAX) ||
+	} else if ((netdev->flags & IFF_ALLMULTI) ||
 			   (nesvnic->nic_index > 3)) {
 		nic_active = nes_read_indexed(nesdev, NES_IDX_NIC_MULTICAST_ALL);
 		nic_active |= nic_active_bit;
@@ -866,17 +880,34 @@ static void nes_netdev_set_multicast_list(struct net_device *netdev)
 	}
 
 	nes_debug(NES_DBG_NIC_RX, "Number of MC entries = %d, Promiscous = %d, All Multicast = %d.\n",
-			  netdev->mc_count, (netdev->flags & IFF_PROMISC)?1:0,
-			  (netdev->flags & IFF_ALLMULTI)?1:0);
+		  netdev->mc_count, !!(netdev->flags & IFF_PROMISC),
+		  !!(netdev->flags & IFF_ALLMULTI));
 	if (!mc_all_on) {
 		multicast_addr = netdev->mc_list;
-		perfect_filter_register_address = NES_IDX_PERFECT_FILTER_LOW + 0x80;
-		perfect_filter_register_address += nesvnic->nic_index*0x40;
-		for (mc_index=0; mc_index < NES_MULTICAST_PF_MAX; mc_index++) {
-			while (multicast_addr && nesvnic->mcrq_mcast_filter && ((mc_nic_index = nesvnic->mcrq_mcast_filter(nesvnic, multicast_addr->dmi_addr)) == 0))
+		perfect_filter_register_address = NES_IDX_PERFECT_FILTER_LOW +
+						pft_entries_preallocated * 0x8;
+		for (mc_index = 0; mc_index < max_pft_entries_avaiable;
+		mc_index++) {
+			while (multicast_addr && nesvnic->mcrq_mcast_filter &&
+			((mc_nic_index = nesvnic->mcrq_mcast_filter(nesvnic,
+					multicast_addr->dmi_addr)) == 0)) {
 				multicast_addr = multicast_addr->next;
+			}
 			if (mc_nic_index < 0)
 				mc_nic_index = nesvnic->nic_index;
+			while (nesadapter->pft_mcast_map[mc_index] < 16 &&
+				nesadapter->pft_mcast_map[mc_index] !=
+					nesvnic->nic_index &&
+					mc_index < max_pft_entries_avaiable) {
+						nes_debug(NES_DBG_NIC_RX,
+					"mc_index=%d skipping nic_index=%d,\
+					used for=%d \n", mc_index,
+					nesvnic->nic_index,
+					nesadapter->pft_mcast_map[mc_index]);
+				mc_index++;
+			}
+			if (mc_index >= max_pft_entries_avaiable)
+				break;
 			if (multicast_addr) {
 				DECLARE_MAC_BUF(mac);
 				nes_debug(NES_DBG_NIC_RX, "Assigning MC Address %s to register 0x%04X nic_idx=%d\n",
@@ -897,15 +928,33 @@ static void nes_netdev_set_multicast_list(struct net_device *netdev)
 						(u32)macaddr_high | NES_MAC_ADDR_VALID |
 						((((u32)(1<<mc_nic_index)) << 16)));
 				multicast_addr = multicast_addr->next;
+				nesadapter->pft_mcast_map[mc_index] =
+							nesvnic->nic_index;
 			} else {
 				nes_debug(NES_DBG_NIC_RX, "Clearing MC Address at register 0x%04X\n",
 						  perfect_filter_register_address+(mc_index * 8));
 				nes_write_indexed(nesdev,
 						perfect_filter_register_address+4+(mc_index * 8),
 						0);
+				nesadapter->pft_mcast_map[mc_index] = 255;
 			}
 		}
+		/* PFT is not large enough */
+		if (multicast_addr && multicast_addr->next) {
+			nic_active = nes_read_indexed(nesdev,
+						NES_IDX_NIC_MULTICAST_ALL);
+			nic_active |= nic_active_bit;
+			nes_write_indexed(nesdev, NES_IDX_NIC_MULTICAST_ALL,
+								nic_active);
+			nic_active = nes_read_indexed(nesdev,
+						NES_IDX_NIC_UNICAST_ALL);
+			nic_active &= ~nic_active_bit;
+			nes_write_indexed(nesdev, NES_IDX_NIC_UNICAST_ALL,
+								nic_active);
+		}
 	}
+
+	spin_unlock_irqrestore(&nesadapter->resource_lock, flags);
 }
 
 
@@ -918,6 +967,10 @@ static int nes_netdev_change_mtu(struct net_device *netdev, int new_mtu)
 	struct nes_device *nesdev = nesvnic->nesdev;
 	int ret = 0;
 	u8 jumbomode = 0;
+	u32 nic_active;
+	u32 nic_active_bit;
+	u32 uc_all_active;
+	u32 mc_all_active;
 
 	if ((new_mtu < ETH_ZLEN) || (new_mtu > max_mtu))
 		return -EINVAL;
@@ -931,8 +984,24 @@ static int nes_netdev_change_mtu(struct net_device *netdev, int new_mtu)
 	nes_nic_init_timer_defaults(nesdev, jumbomode);
 
 	if (netif_running(netdev)) {
+		nic_active_bit = 1 << nesvnic->nic_index;
+		mc_all_active = nes_read_indexed(nesdev,
+				NES_IDX_NIC_MULTICAST_ALL) & nic_active_bit;
+		uc_all_active = nes_read_indexed(nesdev,
+				NES_IDX_NIC_UNICAST_ALL)  & nic_active_bit;
+
 		nes_netdev_stop(netdev);
 		nes_netdev_open(netdev);
+
+		nic_active = nes_read_indexed(nesdev,
+					NES_IDX_NIC_MULTICAST_ALL);
+		nic_active |= mc_all_active;
+		nes_write_indexed(nesdev, NES_IDX_NIC_MULTICAST_ALL,
+							nic_active);
+
+		nic_active = nes_read_indexed(nesdev, NES_IDX_NIC_UNICAST_ALL);
+		nic_active |= uc_all_active;
+		nes_write_indexed(nesdev, NES_IDX_NIC_UNICAST_ALL, nic_active);
 	}
 
 	return ret;
@@ -1208,10 +1277,12 @@ static void nes_netdev_get_drvinfo(struct net_device *netdev,
 		struct ethtool_drvinfo *drvinfo)
 {
 	struct nes_vnic *nesvnic = netdev_priv(netdev);
+	struct nes_adapter *nesadapter = nesvnic->nesdev->nesadapter;
 
 	strcpy(drvinfo->driver, DRV_NAME);
 	strcpy(drvinfo->bus_info, pci_name(nesvnic->nesdev->pcidev));
-	strcpy(drvinfo->fw_version, "TBD");
+	sprintf(drvinfo->fw_version, "%u.%u", nesadapter->firmware_version>>16,
+				nesadapter->firmware_version & 0x000000ff);
 	strcpy(drvinfo->version, DRV_VERSION);
 	drvinfo->n_stats = nes_netdev_get_stats_count(netdev);
 	drvinfo->testinfo_len = 0;
@@ -1587,7 +1658,9 @@ struct net_device *nes_netdev_init(struct nes_device *nesdev,
 			nesvnic, (unsigned long)netdev->features, nesvnic->nic.qp_id,
 			nesvnic->nic_index, nesvnic->logical_port,  nesdev->mac_index);
 
-	if (nesvnic->nesdev->nesadapter->port_count == 1) {
+	if (nesvnic->nesdev->nesadapter->port_count == 1 &&
+		nesvnic->nesdev->nesadapter->adapter_fcn_count == 1) {
+
 		nesvnic->qp_nic_index[0] = nesvnic->nic_index;
 		nesvnic->qp_nic_index[1] = nesvnic->nic_index + 1;
 		if (nes_drv_opt & NES_DRV_OPT_DUAL_LOGICAL_PORT) {
@@ -1598,11 +1671,14 @@ struct net_device *nes_netdev_init(struct nes_device *nesdev,
 			nesvnic->qp_nic_index[3] = nesvnic->nic_index + 3;
 		}
 	} else {
-		if (nesvnic->nesdev->nesadapter->port_count == 2) {
-			nesvnic->qp_nic_index[0] = nesvnic->nic_index;
-			nesvnic->qp_nic_index[1] = nesvnic->nic_index + 2;
-			nesvnic->qp_nic_index[2] = 0xf;
-			nesvnic->qp_nic_index[3] = 0xf;
+		if (nesvnic->nesdev->nesadapter->port_count == 2 ||
+			(nesvnic->nesdev->nesadapter->port_count == 1 &&
+			nesvnic->nesdev->nesadapter->adapter_fcn_count == 2)) {
+				nesvnic->qp_nic_index[0] = nesvnic->nic_index;
+				nesvnic->qp_nic_index[1] = nesvnic->nic_index
+									+ 2;
+				nesvnic->qp_nic_index[2] = 0xf;
+				nesvnic->qp_nic_index[3] = 0xf;
 		} else {
 			nesvnic->qp_nic_index[0] = nesvnic->nic_index;
 			nesvnic->qp_nic_index[1] = 0xf;
diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c
index d79942e84979..932e56fcf774 100644
--- a/drivers/infiniband/hw/nes/nes_verbs.c
+++ b/drivers/infiniband/hw/nes/nes_verbs.c
@@ -1467,7 +1467,6 @@ static struct ib_qp *nes_create_qp(struct ib_pd *ibpd,
 		default:
 			nes_debug(NES_DBG_QP, "Invalid QP type: %d\n", init_attr->qp_type);
 			return ERR_PTR(-EINVAL);
-			break;
 	}
 
 	/* update the QP table */
@@ -2498,7 +2497,6 @@ static struct ib_mr *nes_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
 			nes_debug(NES_DBG_MR, "Leaving, ibmr=%p", ibmr);
 
 			return ibmr;
-			break;
 		case IWNES_MEMREG_TYPE_QP:
 		case IWNES_MEMREG_TYPE_CQ:
 			nespbl = kzalloc(sizeof(*nespbl), GFP_KERNEL);
@@ -2572,7 +2570,6 @@ static struct ib_mr *nes_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
 			nesmr->ibmr.lkey = -1;
 			nesmr->mode = req.reg_type;
 			return &nesmr->ibmr;
-			break;
 	}
 
 	return ERR_PTR(-ENOSYS);