vxge: code cleanup and reorganization

Move function locations to remove the need for internal declarations and
other misc clean-ups.

Signed-off-by: Jon Mason <jon.mason@exar.com>
Signed-off-by: Arpit Patel <arpit.patel@exar.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/vxge/vxge-config.h

@@ -314,9 +314,9 @@ struct vxge_hw_ring_config {
 #define VXGE_HW_RING_DEFAULT					1
 
 	u32				ring_blocks;
-#define VXGE_HW_MIN_RING_BLOCKS				1
-#define VXGE_HW_MAX_RING_BLOCKS				128
-#define VXGE_HW_DEF_RING_BLOCKS				2
+#define VXGE_HW_MIN_RING_BLOCKS					1
+#define VXGE_HW_MAX_RING_BLOCKS					128
+#define VXGE_HW_DEF_RING_BLOCKS					2
 
 	u32				buffer_mode;
 #define VXGE_HW_RING_RXD_BUFFER_MODE_1				1
@@ -700,7 +700,7 @@ struct __vxge_hw_virtualpath {
  *
  * This structure is used to store the callback information.
  */
-struct __vxge_hw_vpath_handle{
+struct __vxge_hw_vpath_handle {
 	struct list_head	item;
 	struct __vxge_hw_virtualpath	*vpath;
 };
@@ -815,8 +815,8 @@ struct vxge_hw_device_hw_info {
 	u8		serial_number[VXGE_HW_INFO_LEN];
 	u8		part_number[VXGE_HW_INFO_LEN];
 	u8		product_desc[VXGE_HW_INFO_LEN];
-	u8 (mac_addrs)[VXGE_HW_MAX_VIRTUAL_PATHS][ETH_ALEN];
-	u8 (mac_addr_masks)[VXGE_HW_MAX_VIRTUAL_PATHS][ETH_ALEN];
+	u8 mac_addrs[VXGE_HW_MAX_VIRTUAL_PATHS][ETH_ALEN];
+	u8 mac_addr_masks[VXGE_HW_MAX_VIRTUAL_PATHS][ETH_ALEN];
 };
 
 /**
@@ -863,20 +863,10 @@ struct vxge_hw_device_attr {
 				loc, \
 				offset, \
 				&val64);			\
-								\
 	if (status != VXGE_HW_OK)				\
 		return status;						\
 }
 
-#define VXGE_HW_VPATH_STATS_PIO_READ(offset) {				\
-	status = __vxge_hw_vpath_stats_access(vpath, \
-			VXGE_HW_STATS_OP_READ, \
-			offset, \
-			&val64);					\
-	if (status != VXGE_HW_OK)					\
-		return status;						\
-}
-
 /*
  * struct __vxge_hw_ring - Ring channel.
  * @channel: Channel "base" of this ring, the common part of all HW
@@ -1148,7 +1138,7 @@ struct __vxge_hw_non_offload_db_wrapper {
  *             lookup to determine the transmit port.
  *             01: Send on physical Port1.
  *             10: Send on physical Port0.
-	*	       11: Send on both ports.
+ *	       11: Send on both ports.
  *             Bits 18 to 21 - Reserved
  *             Bits 22 to 23 - Gather_Code. This field is set by the host and
  *             is used to describe how individual buffers comprise a frame.
@@ -1927,6 +1917,15 @@ out:
 	return vaddr;
 }
 
+static inline void vxge_os_dma_free(struct pci_dev *pdev, const void *vaddr,
+			struct pci_dev **p_dma_acch)
+{
+	unsigned long misaligned = *(unsigned long *)p_dma_acch;
+	u8 *tmp = (u8 *)vaddr;
+	tmp -= misaligned;
+	kfree((void *)tmp);
+}
+
 /*
  * __vxge_hw_mempool_item_priv - will return pointer on per item private space
  */
@@ -1996,7 +1995,6 @@ enum vxge_hw_status vxge_hw_vpath_mtu_set(
 void
 vxge_hw_vpath_rx_doorbell_init(struct __vxge_hw_vpath_handle *vp);
 
-
 #ifndef readq
 static inline u64 readq(void __iomem *addr)
 {

drivers/net/vxge/vxge-main.c

@@ -84,15 +84,6 @@ module_param_array(bw_percentage, uint, NULL, 0);
 
 static struct vxge_drv_config *driver_config;
 
-static enum vxge_hw_status vxge_add_mac_addr(struct vxgedev *vdev,
-					     struct macInfo *mac);
-static enum vxge_hw_status vxge_del_mac_addr(struct vxgedev *vdev,
-					     struct macInfo *mac);
-static int vxge_mac_list_add(struct vxge_vpath *vpath, struct macInfo *mac);
-static int vxge_mac_list_del(struct vxge_vpath *vpath, struct macInfo *mac);
-static enum vxge_hw_status vxge_restore_vpath_vid_table(struct vxge_vpath *vpath);
-static enum vxge_hw_status vxge_restore_vpath_mac_addr(struct vxge_vpath *vpath);
-
 static inline int is_vxge_card_up(struct vxgedev *vdev)
 {
 	return test_bit(__VXGE_STATE_CARD_UP, &vdev->state);
@@ -149,8 +140,7 @@ static inline void VXGE_COMPLETE_ALL_RX(struct vxgedev *vdev)
  * This function is called during interrupt context to notify link up state
  * change.
  */
-static void
-vxge_callback_link_up(struct __vxge_hw_device *hldev)
+static void vxge_callback_link_up(struct __vxge_hw_device *hldev)
 {
 	struct net_device *dev = hldev->ndev;
 	struct vxgedev *vdev = netdev_priv(dev);
@@ -173,8 +163,7 @@ vxge_callback_link_up(struct __vxge_hw_device *hldev)
  * This function is called during interrupt context to notify link down state
  * change.
  */
-static void
-vxge_callback_link_down(struct __vxge_hw_device *hldev)
+static void vxge_callback_link_down(struct __vxge_hw_device *hldev)
 {
 	struct net_device *dev = hldev->ndev;
 	struct vxgedev *vdev = netdev_priv(dev);
@@ -196,7 +185,7 @@ vxge_callback_link_down(struct __vxge_hw_device *hldev)
  *
  * Allocate SKB.
  */
-static struct sk_buff*
+static struct sk_buff *
 vxge_rx_alloc(void *dtrh, struct vxge_ring *ring, const int skb_size)
 {
 	struct net_device    *dev;
@@ -414,7 +403,6 @@ vxge_rx_1b_compl(struct __vxge_hw_ring *ringh, void *dtr,
 
 		prefetch((char *)skb + L1_CACHE_BYTES);
 		if (unlikely(t_code)) {
-
 			if (vxge_hw_ring_handle_tcode(ringh, dtr, t_code) !=
 				VXGE_HW_OK) {
 
@@ -437,9 +425,7 @@ vxge_rx_1b_compl(struct __vxge_hw_ring *ringh, void *dtr,
 		}
 
 		if (pkt_length > VXGE_LL_RX_COPY_THRESHOLD) {
-
 			if (vxge_rx_alloc(dtr, ring, data_size) != NULL) {
-
 				if (!vxge_rx_map(dtr, ring)) {
 					skb_put(skb, pkt_length);
 
@@ -678,6 +664,65 @@ static enum vxge_hw_status vxge_search_mac_addr_in_list(
 	return FALSE;
 }
 
+static int vxge_mac_list_add(struct vxge_vpath *vpath, struct macInfo *mac)
+{
+	struct vxge_mac_addrs *new_mac_entry;
+	u8 *mac_address = NULL;
+
+	if (vpath->mac_addr_cnt >= VXGE_MAX_LEARN_MAC_ADDR_CNT)
+		return TRUE;
+
+	new_mac_entry = kzalloc(sizeof(struct vxge_mac_addrs), GFP_ATOMIC);
+	if (!new_mac_entry) {
+		vxge_debug_mem(VXGE_ERR,
+			"%s: memory allocation failed",
+			VXGE_DRIVER_NAME);
+		return FALSE;
+	}
+
+	list_add(&new_mac_entry->item, &vpath->mac_addr_list);
+
+	/* Copy the new mac address to the list */
+	mac_address = (u8 *)&new_mac_entry->macaddr;
+	memcpy(mac_address, mac->macaddr, ETH_ALEN);
+
+	new_mac_entry->state = mac->state;
+	vpath->mac_addr_cnt++;
+
+	/* Is this a multicast address */
+	if (0x01 & mac->macaddr[0])
+		vpath->mcast_addr_cnt++;
+
+	return TRUE;
+}
+
+/* Add a mac address to DA table */
+static enum vxge_hw_status
+vxge_add_mac_addr(struct vxgedev *vdev, struct macInfo *mac)
+{
+	enum vxge_hw_status status = VXGE_HW_OK;
+	struct vxge_vpath *vpath;
+	enum vxge_hw_vpath_mac_addr_add_mode duplicate_mode;
+
+	if (0x01 & mac->macaddr[0]) /* multicast address */
+		duplicate_mode = VXGE_HW_VPATH_MAC_ADDR_ADD_DUPLICATE;
+	else
+		duplicate_mode = VXGE_HW_VPATH_MAC_ADDR_REPLACE_DUPLICATE;
+
+	vpath = &vdev->vpaths[mac->vpath_no];
+	status = vxge_hw_vpath_mac_addr_add(vpath->handle, mac->macaddr,
+						mac->macmask, duplicate_mode);
+	if (status != VXGE_HW_OK) {
+		vxge_debug_init(VXGE_ERR,
+			"DA config add entry failed for vpath:%d",
+			vpath->device_id);
+	} else
+		if (FALSE == vxge_mac_list_add(vpath, mac))
+			status = -EPERM;
+
+	return status;
+}
+
 static int vxge_learn_mac(struct vxgedev *vdev, u8 *mac_header)
 {
 	struct macInfo mac_info;
@@ -1023,6 +1068,50 @@ vxge_tx_term(void *dtrh, enum vxge_hw_txdl_state state, void *userdata)
 		"%s:%d  Exiting...", __func__, __LINE__);
 }
 
+static int vxge_mac_list_del(struct vxge_vpath *vpath, struct macInfo *mac)
+{
+	struct list_head *entry, *next;
+	u64 del_mac = 0;
+	u8 *mac_address = (u8 *) (&del_mac);
+
+	/* Copy the mac address to delete from the list */
+	memcpy(mac_address, mac->macaddr, ETH_ALEN);
+
+	list_for_each_safe(entry, next, &vpath->mac_addr_list) {
+		if (((struct vxge_mac_addrs *)entry)->macaddr == del_mac) {
+			list_del(entry);
+			kfree((struct vxge_mac_addrs *)entry);
+			vpath->mac_addr_cnt--;
+
+			/* Is this a multicast address */
+			if (0x01 & mac->macaddr[0])
+				vpath->mcast_addr_cnt--;
+			return TRUE;
+		}
+	}
+
+	return FALSE;
+}
+
+/* delete a mac address from DA table */
+static enum vxge_hw_status
+vxge_del_mac_addr(struct vxgedev *vdev, struct macInfo *mac)
+{
+	enum vxge_hw_status status = VXGE_HW_OK;
+	struct vxge_vpath *vpath;
+
+	vpath = &vdev->vpaths[mac->vpath_no];
+	status = vxge_hw_vpath_mac_addr_delete(vpath->handle, mac->macaddr,
+						mac->macmask);
+	if (status != VXGE_HW_OK) {
+		vxge_debug_init(VXGE_ERR,
+			"DA config delete entry failed for vpath:%d",
+			vpath->device_id);
+	} else
+		vxge_mac_list_del(vpath, mac);
+	return status;
+}
+
 /**
  * vxge_set_multicast
  * @dev: pointer to the device structure
@@ -1333,6 +1422,95 @@ static void vxge_vpath_intr_disable(struct vxgedev *vdev, int vp_id)
 	}
 }
 
+/* list all mac addresses from DA table */
+static enum vxge_hw_status
+vxge_search_mac_addr_in_da_table(struct vxge_vpath *vpath, struct macInfo *mac)
+{
+	enum vxge_hw_status status = VXGE_HW_OK;
+	unsigned char macmask[ETH_ALEN];
+	unsigned char macaddr[ETH_ALEN];
+
+	status = vxge_hw_vpath_mac_addr_get(vpath->handle,
+				macaddr, macmask);
+	if (status != VXGE_HW_OK) {
+		vxge_debug_init(VXGE_ERR,
+			"DA config list entry failed for vpath:%d",
+			vpath->device_id);
+		return status;
+	}
+
+	while (memcmp(mac->macaddr, macaddr, ETH_ALEN)) {
+		status = vxge_hw_vpath_mac_addr_get_next(vpath->handle,
+				macaddr, macmask);
+		if (status != VXGE_HW_OK)
+			break;
+	}
+
+	return status;
+}
+
+/* Store all mac addresses from the list to the DA table */
+static enum vxge_hw_status vxge_restore_vpath_mac_addr(struct vxge_vpath *vpath)
+{
+	enum vxge_hw_status status = VXGE_HW_OK;
+	struct macInfo mac_info;
+	u8 *mac_address = NULL;
+	struct list_head *entry, *next;
+
+	memset(&mac_info, 0, sizeof(struct macInfo));
+
+	if (vpath->is_open) {
+		list_for_each_safe(entry, next, &vpath->mac_addr_list) {
+			mac_address =
+				(u8 *)&
+				((struct vxge_mac_addrs *)entry)->macaddr;
+			memcpy(mac_info.macaddr, mac_address, ETH_ALEN);
+			((struct vxge_mac_addrs *)entry)->state =
+				VXGE_LL_MAC_ADDR_IN_DA_TABLE;
+			/* does this mac address already exist in da table? */
+			status = vxge_search_mac_addr_in_da_table(vpath,
+				&mac_info);
+			if (status != VXGE_HW_OK) {
+				/* Add this mac address to the DA table */
+				status = vxge_hw_vpath_mac_addr_add(
+					vpath->handle, mac_info.macaddr,
+					mac_info.macmask,
+				    VXGE_HW_VPATH_MAC_ADDR_ADD_DUPLICATE);
+				if (status != VXGE_HW_OK) {
+					vxge_debug_init(VXGE_ERR,
+					    "DA add entry failed for vpath:%d",
+					    vpath->device_id);
+					((struct vxge_mac_addrs *)entry)->state
+						= VXGE_LL_MAC_ADDR_IN_LIST;
+				}
+			}
+		}
+	}
+
+	return status;
+}
+
+/* Store all vlan ids from the list to the vid table */
+static enum vxge_hw_status
+vxge_restore_vpath_vid_table(struct vxge_vpath *vpath)
+{
+	enum vxge_hw_status status = VXGE_HW_OK;
+	struct vxgedev *vdev = vpath->vdev;
+	u16 vid;
+
+	if (vdev->vlgrp && vpath->is_open) {
+
+		for (vid = 0; vid < VLAN_N_VID; vid++) {
+			if (!vlan_group_get_device(vdev->vlgrp, vid))
+				continue;
+			/* Add these vlan to the vid table */
+			status = vxge_hw_vpath_vid_add(vpath->handle, vid);
+		}
+	}
+
+	return status;
+}
+
 /*
  * vxge_reset_vpath
  * @vdev: pointer to vdev
@@ -1745,7 +1923,6 @@ static enum vxge_hw_status vxge_rth_configure(struct vxgedev *vdev)
 				vdev->config.rth_algorithm,
 				&hash_types,
 				vdev->config.rth_bkt_sz);
-
 		 if (status != VXGE_HW_OK) {
 			vxge_debug_init(VXGE_ERR,
 				"RTH configuration failed for vpath:%d",
@@ -1757,199 +1934,6 @@ static enum vxge_hw_status vxge_rth_configure(struct vxgedev *vdev)
 	return status;
 }
 
-static int vxge_mac_list_add(struct vxge_vpath *vpath, struct macInfo *mac)
-{
-	struct vxge_mac_addrs *new_mac_entry;
-	u8 *mac_address = NULL;
-
-	if (vpath->mac_addr_cnt >= VXGE_MAX_LEARN_MAC_ADDR_CNT)
-		return TRUE;
-
-	new_mac_entry = kzalloc(sizeof(struct vxge_mac_addrs), GFP_ATOMIC);
-	if (!new_mac_entry) {
-		vxge_debug_mem(VXGE_ERR,
-			"%s: memory allocation failed",
-			VXGE_DRIVER_NAME);
-		return FALSE;
-	}
-
-	list_add(&new_mac_entry->item, &vpath->mac_addr_list);
-
-	/* Copy the new mac address to the list */
-	mac_address = (u8 *)&new_mac_entry->macaddr;
-	memcpy(mac_address, mac->macaddr, ETH_ALEN);
-
-	new_mac_entry->state = mac->state;
-	vpath->mac_addr_cnt++;
-
-	/* Is this a multicast address */
-	if (0x01 & mac->macaddr[0])
-		vpath->mcast_addr_cnt++;
-
-	return TRUE;
-}
-
-/* Add a mac address to DA table */
-static enum vxge_hw_status vxge_add_mac_addr(struct vxgedev *vdev,
-					     struct macInfo *mac)
-{
-	enum vxge_hw_status status = VXGE_HW_OK;
-	struct vxge_vpath *vpath;
-	enum vxge_hw_vpath_mac_addr_add_mode duplicate_mode;
-
-	if (0x01 & mac->macaddr[0]) /* multicast address */
-		duplicate_mode = VXGE_HW_VPATH_MAC_ADDR_ADD_DUPLICATE;
-	else
-		duplicate_mode = VXGE_HW_VPATH_MAC_ADDR_REPLACE_DUPLICATE;
-
-	vpath = &vdev->vpaths[mac->vpath_no];
-	status = vxge_hw_vpath_mac_addr_add(vpath->handle, mac->macaddr,
-						mac->macmask, duplicate_mode);
-	if (status != VXGE_HW_OK) {
-		vxge_debug_init(VXGE_ERR,
-			"DA config add entry failed for vpath:%d",
-			vpath->device_id);
-	} else
-		if (FALSE == vxge_mac_list_add(vpath, mac))
-			status = -EPERM;
-
-	return status;
-}
-
-static int vxge_mac_list_del(struct vxge_vpath *vpath, struct macInfo *mac)
-{
-	struct list_head *entry, *next;
-	u64 del_mac = 0;
-	u8 *mac_address = (u8 *)(&del_mac);
-
-	/* Copy the mac address to delete from the list */
-	memcpy(mac_address, mac->macaddr, ETH_ALEN);
-
-	list_for_each_safe(entry, next, &vpath->mac_addr_list) {
-		if (((struct vxge_mac_addrs *)entry)->macaddr == del_mac) {
-			list_del(entry);
-			kfree((struct vxge_mac_addrs *)entry);
-			vpath->mac_addr_cnt--;
-
-			/* Is this a multicast address */
-			if (0x01 & mac->macaddr[0])
-				vpath->mcast_addr_cnt--;
-			return TRUE;
-		}
-	}
-
-	return FALSE;
-}
-/* delete a mac address from DA table */
-static enum vxge_hw_status vxge_del_mac_addr(struct vxgedev *vdev,
-					     struct macInfo *mac)
-{
-	enum vxge_hw_status status = VXGE_HW_OK;
-	struct vxge_vpath *vpath;
-
-	vpath = &vdev->vpaths[mac->vpath_no];
-	status = vxge_hw_vpath_mac_addr_delete(vpath->handle, mac->macaddr,
-						mac->macmask);
-	if (status != VXGE_HW_OK) {
-		vxge_debug_init(VXGE_ERR,
-			"DA config delete entry failed for vpath:%d",
-			vpath->device_id);
-	} else
-		vxge_mac_list_del(vpath, mac);
-	return status;
-}
-
-/* list all mac addresses from DA table */
-enum vxge_hw_status
-static vxge_search_mac_addr_in_da_table(struct vxge_vpath *vpath,
-					struct macInfo *mac)
-{
-	enum vxge_hw_status status = VXGE_HW_OK;
-	unsigned char macmask[ETH_ALEN];
-	unsigned char macaddr[ETH_ALEN];
-
-	status = vxge_hw_vpath_mac_addr_get(vpath->handle,
-				macaddr, macmask);
-	if (status != VXGE_HW_OK) {
-		vxge_debug_init(VXGE_ERR,
-			"DA config list entry failed for vpath:%d",
-			vpath->device_id);
-		return status;
-	}
-
-	while (memcmp(mac->macaddr, macaddr, ETH_ALEN)) {
-
-		status = vxge_hw_vpath_mac_addr_get_next(vpath->handle,
-				macaddr, macmask);
-		if (status != VXGE_HW_OK)
-			break;
-	}
-
-	return status;
-}
-
-/* Store all vlan ids from the list to the vid table */
-static enum vxge_hw_status vxge_restore_vpath_vid_table(struct vxge_vpath *vpath)
-{
-	enum vxge_hw_status status = VXGE_HW_OK;
-	struct vxgedev *vdev = vpath->vdev;
-	u16 vid;
-
-	if (vdev->vlgrp && vpath->is_open) {
-
-		for (vid = 0; vid < VLAN_N_VID; vid++) {
-			if (!vlan_group_get_device(vdev->vlgrp, vid))
-				continue;
-			/* Add these vlan to the vid table */
-			status = vxge_hw_vpath_vid_add(vpath->handle, vid);
-		}
-	}
-
-	return status;
-}
-
-/* Store all mac addresses from the list to the DA table */
-static enum vxge_hw_status vxge_restore_vpath_mac_addr(struct vxge_vpath *vpath)
-{
-	enum vxge_hw_status status = VXGE_HW_OK;
-	struct macInfo mac_info;
-	u8 *mac_address = NULL;
-	struct list_head *entry, *next;
-
-	memset(&mac_info, 0, sizeof(struct macInfo));
-
-	if (vpath->is_open) {
-
-		list_for_each_safe(entry, next, &vpath->mac_addr_list) {
-			mac_address =
-				(u8 *)&
-				((struct vxge_mac_addrs *)entry)->macaddr;
-			memcpy(mac_info.macaddr, mac_address, ETH_ALEN);
-			((struct vxge_mac_addrs *)entry)->state =
-				VXGE_LL_MAC_ADDR_IN_DA_TABLE;
-			/* does this mac address already exist in da table? */
-			status = vxge_search_mac_addr_in_da_table(vpath,
-				&mac_info);
-			if (status != VXGE_HW_OK) {
-				/* Add this mac address to the DA table */
-				status = vxge_hw_vpath_mac_addr_add(
-					vpath->handle, mac_info.macaddr,
-					mac_info.macmask,
-				    VXGE_HW_VPATH_MAC_ADDR_ADD_DUPLICATE);
-				if (status != VXGE_HW_OK) {
-					vxge_debug_init(VXGE_ERR,
-					    "DA add entry failed for vpath:%d",
-					    vpath->device_id);
-					((struct vxge_mac_addrs *)entry)->state
-						= VXGE_LL_MAC_ADDR_IN_LIST;
-				}
-			}
-		}
-	}
-
-	return status;
-}
-
 /* reset vpaths */
 enum vxge_hw_status vxge_reset_all_vpaths(struct vxgedev *vdev)
 {
@@ -2042,6 +2026,7 @@ static int vxge_open_vpaths(struct vxgedev *vdev)
 
 		vpath->ring.ndev = vdev->ndev;
 		vpath->ring.pdev = vdev->pdev;
+
 		status = vxge_hw_vpath_open(vdev->devh, &attr, &vpath->handle);
 		if (status == VXGE_HW_OK) {
 			vpath->fifo.handle =
@@ -2070,11 +2055,10 @@ static int vxge_open_vpaths(struct vxgedev *vdev)
 			vdev->stats.vpaths_open++;
 		} else {
 			vdev->stats.vpath_open_fail++;
-			vxge_debug_init(VXGE_ERR,
-				"%s: vpath: %d failed to open "
-				"with status: %d",
-			    vdev->ndev->name, vpath->device_id,
-				status);
+			vxge_debug_init(VXGE_ERR, "%s: vpath: %d failed to "
+					"open with status: %d",
+					vdev->ndev->name, vpath->device_id,
+					status);
 			vxge_close_vpaths(vdev, 0);
 			return -EPERM;
 		}
@@ -2082,6 +2066,7 @@ static int vxge_open_vpaths(struct vxgedev *vdev)
 		vp_id = vpath->handle->vpath->vp_id;
 		vdev->vpaths_deployed |= vxge_mBIT(vp_id);
 	}
+
 	return VXGE_HW_OK;
 }
 
@@ -2114,8 +2099,7 @@ static irqreturn_t vxge_isr_napi(int irq, void *dev_id)
 	if (unlikely(!is_vxge_card_up(vdev)))
 		return IRQ_HANDLED;
 
-	status = vxge_hw_device_begin_irq(hldev, vdev->exec_mode,
-			&reason);
+	status = vxge_hw_device_begin_irq(hldev, vdev->exec_mode, &reason);
 	if (status == VXGE_HW_OK) {
 		vxge_hw_device_mask_all(hldev);
 
@@ -2568,8 +2552,7 @@ static void vxge_poll_vp_lockup(unsigned long data)
  * Return value: '0' on success and an appropriate (-)ve integer as
  * defined in errno.h file on failure.
  */
-static int
-vxge_open(struct net_device *dev)
+static int vxge_open(struct net_device *dev)
 {
 	enum vxge_hw_status status;
 	struct vxgedev *vdev;
@@ -2578,6 +2561,7 @@ vxge_open(struct net_device *dev)
 	int ret = 0;
 	int i;
 	u64 val64, function_mode;
+
 	vxge_debug_entryexit(VXGE_TRACE,
 		"%s: %s:%d", dev->name, __func__, __LINE__);
 
@@ -2830,7 +2814,6 @@ static int do_vxge_close(struct net_device *dev, int do_io)
 					struct vxge_hw_mrpcim_reg,
 					rts_mgr_cbasin_cfg),
 				&val64);
-
 		if (status == VXGE_HW_OK) {
 			val64 &= ~vpath_vector;
 			status = vxge_hw_mgmt_reg_write(vdev->devh,
@@ -2914,8 +2897,7 @@ static int do_vxge_close(struct net_device *dev, int do_io)
  * Return value: '0' on success and an appropriate (-)ve integer as
  * defined in errno.h file on failure.
  */
-static int
-vxge_close(struct net_device *dev)
+static int vxge_close(struct net_device *dev)
 {
 	do_vxge_close(dev, 1);
 	return 0;
@@ -2989,9 +2971,7 @@ vxge_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *net_stats)
 		net_stats->rx_bytes += vdev->vpaths[k].ring.stats.rx_bytes;
 		net_stats->rx_errors += vdev->vpaths[k].ring.stats.rx_errors;
 		net_stats->multicast += vdev->vpaths[k].ring.stats.rx_mcast;
-		net_stats->rx_dropped +=
-			vdev->vpaths[k].ring.stats.rx_dropped;
-
+		net_stats->rx_dropped += vdev->vpaths[k].ring.stats.rx_dropped;
 		net_stats->tx_packets += vdev->vpaths[k].fifo.stats.tx_frms;
 		net_stats->tx_bytes += vdev->vpaths[k].fifo.stats.tx_bytes;
 		net_stats->tx_errors += vdev->vpaths[k].fifo.stats.tx_errors;
@@ -3264,15 +3244,12 @@ static const struct net_device_ops vxge_netdev_ops = {
 	.ndo_start_xmit         = vxge_xmit,
 	.ndo_validate_addr      = eth_validate_addr,
 	.ndo_set_multicast_list = vxge_set_multicast,
-
 	.ndo_do_ioctl           = vxge_ioctl,
-
 	.ndo_set_mac_address    = vxge_set_mac_addr,
 	.ndo_change_mtu         = vxge_change_mtu,
 	.ndo_vlan_rx_register   = vxge_vlan_rx_register,
 	.ndo_vlan_rx_kill_vid   = vxge_vlan_rx_kill_vid,
 	.ndo_vlan_rx_add_vid	= vxge_vlan_rx_add_vid,
-
 	.ndo_tx_timeout         = vxge_tx_watchdog,
 #ifdef CONFIG_NET_POLL_CONTROLLER
 	.ndo_poll_controller    = vxge_netpoll,
@@ -3698,9 +3675,9 @@ static int __devinit vxge_config_vpaths(
 		device_config->vp_config[i].tti.timer_ac_en =
 				VXGE_HW_TIM_TIMER_AC_ENABLE;
 
-		/* For msi-x with napi (each vector
-		has a handler of its own) -
-		Set CI to OFF for all vpaths */
+		/* For msi-x with napi (each vector has a handler of its own) -
+		 * Set CI to OFF for all vpaths
+		 */
 		device_config->vp_config[i].tti.timer_ci_en =
 			VXGE_HW_TIM_TIMER_CI_DISABLE;
 
@@ -3730,10 +3707,13 @@ static int __devinit vxge_config_vpaths(
 
 		device_config->vp_config[i].ring.ring_blocks  =
 						VXGE_HW_DEF_RING_BLOCKS;
+
 		device_config->vp_config[i].ring.buffer_mode =
 			VXGE_HW_RING_RXD_BUFFER_MODE_1;
+
 		device_config->vp_config[i].ring.rxds_limit  =
 				VXGE_HW_DEF_RING_RXDS_LIMIT;
+
 		device_config->vp_config[i].ring.scatter_mode =
 					VXGE_HW_RING_SCATTER_MODE_A;
 
@@ -3813,6 +3793,7 @@ static void __devinit vxge_device_config_init(
 		device_config->intr_mode = VXGE_HW_INTR_MODE_MSIX;
 		break;
 	}
+
 	/* Timer period between device poll */
 	device_config->device_poll_millis = VXGE_TIMER_DELAY;
 
@@ -3824,16 +3805,10 @@ static void __devinit vxge_device_config_init(
 
 	vxge_debug_ll_config(VXGE_TRACE, "%s : Device Config Params ",
 			__func__);
-	vxge_debug_ll_config(VXGE_TRACE, "dma_blockpool_initial : %d",
-			device_config->dma_blockpool_initial);
-	vxge_debug_ll_config(VXGE_TRACE, "dma_blockpool_max : %d",
-			device_config->dma_blockpool_max);
 	vxge_debug_ll_config(VXGE_TRACE, "intr_mode : %d",
 			device_config->intr_mode);
 	vxge_debug_ll_config(VXGE_TRACE, "device_poll_millis : %d",
 			device_config->device_poll_millis);
-	vxge_debug_ll_config(VXGE_TRACE, "rts_mac_en : %d",
-			device_config->rts_mac_en);
 	vxge_debug_ll_config(VXGE_TRACE, "rth_en : %d",
 			device_config->rth_en);
 	vxge_debug_ll_config(VXGE_TRACE, "rth_it_type : %d",
@@ -4013,7 +3988,7 @@ static pci_ers_result_t vxge_io_slot_reset(struct pci_dev *pdev)
 	}
 
 	pci_set_master(pdev);
-	vxge_reset(vdev);
+	do_vxge_reset(vdev, VXGE_LL_FULL_RESET);
 
 	return PCI_ERS_RESULT_RECOVERED;
 }
@@ -4244,9 +4219,10 @@ vxge_probe(struct pci_dev *pdev, const struct pci_device_id *pre)
 	attr.pdev = pdev;
 
 	/* In SRIOV-17 mode, functions of the same adapter
-	 * can be deployed on different buses */
-	if ((!pdev->is_virtfn) && ((bus != pdev->bus->number) ||
-		(device != PCI_SLOT(pdev->devfn))))
+	 * can be deployed on different buses
+	 */
+	if (((bus != pdev->bus->number) || (device != PCI_SLOT(pdev->devfn))) &&
+	    !pdev->is_virtfn)
 		new_device = 1;
 
 	bus = pdev->bus->number;
@@ -4264,6 +4240,7 @@ vxge_probe(struct pci_dev *pdev, const struct pci_device_id *pre)
 		driver_config->config_dev_cnt = 0;
 		driver_config->total_dev_cnt = 0;
 	}
+
 	/* Now making the CPU based no of vpath calculation
 	 * applicable for individual functions as well.
 	 */
@@ -4286,11 +4263,11 @@ vxge_probe(struct pci_dev *pdev, const struct pci_device_id *pre)
 		goto _exit0;
 	}
 
-	ll_config = kzalloc(sizeof(*ll_config), GFP_KERNEL);
+	ll_config = kzalloc(sizeof(struct vxge_config), GFP_KERNEL);
 	if (!ll_config) {
 		ret = -ENOMEM;
 		vxge_debug_init(VXGE_ERR,
-			"ll_config : malloc failed %s %d",
+			"device_config : malloc failed %s %d",
 			__FILE__, __LINE__);
 		goto _exit0;
 	}
@@ -4746,6 +4723,10 @@ vxge_starter(void)
 		return -ENOMEM;
 
 	ret = pci_register_driver(&vxge_driver);
+	if (ret) {
+		kfree(driver_config);
+		goto err;
+	}
 
 	if (driver_config->config_dev_cnt &&
 	   (driver_config->config_dev_cnt != driver_config->total_dev_cnt))
@@ -4753,10 +4734,7 @@ vxge_starter(void)
 			"%s: Configured %d of %d devices",
 			VXGE_DRIVER_NAME, driver_config->config_dev_cnt,
 			driver_config->total_dev_cnt);
-
-	if (ret)
-		kfree(driver_config);
-
+err:
 	return ret;
 }
 

drivers/net/vxge/vxge-main.h

@@ -305,8 +305,8 @@ struct vxge_vpath {
 	int is_configured;
 	int is_open;
 	struct vxgedev *vdev;
-	u8 (macaddr)[ETH_ALEN];
-	u8 (macmask)[ETH_ALEN];
+	u8 macaddr[ETH_ALEN];
+	u8 macmask[ETH_ALEN];
 
 #define VXGE_MAX_LEARN_MAC_ADDR_CNT	2048
 	/* mac addresses currently programmed into NIC */
@@ -420,10 +420,8 @@ struct vxge_tx_priv {
 		mod_timer(&timer, (jiffies + exp)); \
 	} while (0);
 
-extern void vxge_initialize_ethtool_ops(struct net_device *ndev);
-
+void vxge_initialize_ethtool_ops(struct net_device *ndev);
 enum vxge_hw_status vxge_reset_all_vpaths(struct vxgedev *vdev);
-
 int vxge_fw_upgrade(struct vxgedev *vdev, char *fw_name, int override);
 
 /**

drivers/net/vxge/vxge-traffic.c

@@ -17,13 +17,6 @@
 #include "vxge-config.h"
 #include "vxge-main.h"
 
-static enum vxge_hw_status
-__vxge_hw_device_handle_error(struct __vxge_hw_device *hldev,
-			      u32 vp_id, enum vxge_hw_event type);
-static enum vxge_hw_status
-__vxge_hw_vpath_alarm_process(struct __vxge_hw_virtualpath *vpath,
-			      u32 skip_alarms);
-
 /*
  * vxge_hw_vpath_intr_enable - Enable vpath interrupts.
  * @vp: Virtual Path handle.
@@ -418,151 +411,6 @@ void vxge_hw_device_flush_io(struct __vxge_hw_device *hldev)
 	val32 = readl(&hldev->common_reg->titan_general_int_status);
 }
 
-/**
- * vxge_hw_device_begin_irq - Begin IRQ processing.
- * @hldev: HW device handle.
- * @skip_alarms: Do not clear the alarms
- * @reason: "Reason" for the interrupt, the value of Titan's
- *	general_int_status register.
- *
- * The function	performs two actions, It first checks whether (shared IRQ) the
- * interrupt was raised	by the device. Next, it	masks the device interrupts.
- *
- * Note:
- * vxge_hw_device_begin_irq() does not flush MMIO writes through the
- * bridge. Therefore, two back-to-back interrupts are potentially possible.
- *
- * Returns: 0, if the interrupt	is not "ours" (note that in this case the
- * device remain enabled).
- * Otherwise, vxge_hw_device_begin_irq() returns 64bit general adapter
- * status.
- */
-enum vxge_hw_status vxge_hw_device_begin_irq(struct __vxge_hw_device *hldev,
-					     u32 skip_alarms, u64 *reason)
-{
-	u32 i;
-	u64 val64;
-	u64 adapter_status;
-	u64 vpath_mask;
-	enum vxge_hw_status ret = VXGE_HW_OK;
-
-	val64 = readq(&hldev->common_reg->titan_general_int_status);
-
-	if (unlikely(!val64)) {
-		/* not Titan interrupt	*/
-		*reason	= 0;
-		ret = VXGE_HW_ERR_WRONG_IRQ;
-		goto exit;
-	}
-
-	if (unlikely(val64 == VXGE_HW_ALL_FOXES)) {
-
-		adapter_status = readq(&hldev->common_reg->adapter_status);
-
-		if (adapter_status == VXGE_HW_ALL_FOXES) {
-
-			__vxge_hw_device_handle_error(hldev,
-				NULL_VPID, VXGE_HW_EVENT_SLOT_FREEZE);
-			*reason	= 0;
-			ret = VXGE_HW_ERR_SLOT_FREEZE;
-			goto exit;
-		}
-	}
-
-	hldev->stats.sw_dev_info_stats.total_intr_cnt++;
-
-	*reason	= val64;
-
-	vpath_mask = hldev->vpaths_deployed >>
-				(64 - VXGE_HW_MAX_VIRTUAL_PATHS);
-
-	if (val64 &
-	    VXGE_HW_TITAN_GENERAL_INT_STATUS_VPATH_TRAFFIC_INT(vpath_mask)) {
-		hldev->stats.sw_dev_info_stats.traffic_intr_cnt++;
-
-		return VXGE_HW_OK;
-	}
-
-	hldev->stats.sw_dev_info_stats.not_traffic_intr_cnt++;
-
-	if (unlikely(val64 &
-			VXGE_HW_TITAN_GENERAL_INT_STATUS_VPATH_ALARM_INT)) {
-
-		enum vxge_hw_status error_level = VXGE_HW_OK;
-
-		hldev->stats.sw_dev_err_stats.vpath_alarms++;
-
-		for (i = 0; i < VXGE_HW_MAX_VIRTUAL_PATHS; i++) {
-
-			if (!(hldev->vpaths_deployed & vxge_mBIT(i)))
-				continue;
-
-			ret = __vxge_hw_vpath_alarm_process(
-				&hldev->virtual_paths[i], skip_alarms);
-
-			error_level = VXGE_HW_SET_LEVEL(ret, error_level);
-
-			if (unlikely((ret == VXGE_HW_ERR_CRITICAL) ||
-				(ret == VXGE_HW_ERR_SLOT_FREEZE)))
-				break;
-		}
-
-		ret = error_level;
-	}
-exit:
-	return ret;
-}
-
-/*
- * __vxge_hw_device_handle_link_up_ind
- * @hldev: HW device handle.
- *
- * Link up indication handler. The function is invoked by HW when
- * Titan indicates that the link is up for programmable amount of time.
- */
-static enum vxge_hw_status
-__vxge_hw_device_handle_link_up_ind(struct __vxge_hw_device *hldev)
-{
-	/*
-	 * If the previous link state is not down, return.
-	 */
-	if (hldev->link_state == VXGE_HW_LINK_UP)
-		goto exit;
-
-	hldev->link_state = VXGE_HW_LINK_UP;
-
-	/* notify driver */
-	if (hldev->uld_callbacks.link_up)
-		hldev->uld_callbacks.link_up(hldev);
-exit:
-	return VXGE_HW_OK;
-}
-
-/*
- * __vxge_hw_device_handle_link_down_ind
- * @hldev: HW device handle.
- *
- * Link down indication handler. The function is invoked by HW when
- * Titan indicates that the link is down.
- */
-static enum vxge_hw_status
-__vxge_hw_device_handle_link_down_ind(struct __vxge_hw_device *hldev)
-{
-	/*
-	 * If the previous link state is not down, return.
-	 */
-	if (hldev->link_state == VXGE_HW_LINK_DOWN)
-		goto exit;
-
-	hldev->link_state = VXGE_HW_LINK_DOWN;
-
-	/* notify driver */
-	if (hldev->uld_callbacks.link_down)
-		hldev->uld_callbacks.link_down(hldev);
-exit:
-	return VXGE_HW_OK;
-}
-
 /**
  * __vxge_hw_device_handle_error - Handle error
  * @hldev: HW device
@@ -572,10 +420,8 @@ exit:
  * Handle error.
  */
 static enum vxge_hw_status
-__vxge_hw_device_handle_error(
-		struct __vxge_hw_device *hldev,
-		u32 vp_id,
-		enum vxge_hw_event type)
+__vxge_hw_device_handle_error(struct __vxge_hw_device *hldev, u32 vp_id,
+			      enum vxge_hw_event type)
 {
 	switch (type) {
 	case VXGE_HW_EVENT_UNKNOWN:
@@ -615,95 +461,518 @@ out:
 	return VXGE_HW_OK;
 }
 
-/**
- * vxge_hw_device_clear_tx_rx - Acknowledge (that is, clear) the
- * condition that has caused the Tx and RX interrupt.
- * @hldev: HW device.
+/*
+ * __vxge_hw_device_handle_link_down_ind
+ * @hldev: HW device handle.
  *
- * Acknowledge (that is, clear) the condition that has caused
- * the Tx and Rx interrupt.
- * See also: vxge_hw_device_begin_irq(),
- * vxge_hw_device_mask_tx_rx(), vxge_hw_device_unmask_tx_rx().
+ * Link down indication handler. The function is invoked by HW when
+ * Titan indicates that the link is down.
  */
-void vxge_hw_device_clear_tx_rx(struct __vxge_hw_device *hldev)
+static enum vxge_hw_status
+__vxge_hw_device_handle_link_down_ind(struct __vxge_hw_device *hldev)
 {
+	/*
+	 * If the previous link state is not down, return.
+	 */
+	if (hldev->link_state == VXGE_HW_LINK_DOWN)
+		goto exit;
 
-	if ((hldev->tim_int_mask0[VXGE_HW_VPATH_INTR_TX] != 0) ||
-	   (hldev->tim_int_mask0[VXGE_HW_VPATH_INTR_RX] != 0)) {
-		writeq((hldev->tim_int_mask0[VXGE_HW_VPATH_INTR_TX] |
-				 hldev->tim_int_mask0[VXGE_HW_VPATH_INTR_RX]),
-				&hldev->common_reg->tim_int_status0);
-	}
+	hldev->link_state = VXGE_HW_LINK_DOWN;
 
-	if ((hldev->tim_int_mask1[VXGE_HW_VPATH_INTR_TX] != 0) ||
-	   (hldev->tim_int_mask1[VXGE_HW_VPATH_INTR_RX] != 0)) {
-		__vxge_hw_pio_mem_write32_upper(
-				(hldev->tim_int_mask1[VXGE_HW_VPATH_INTR_TX] |
-				 hldev->tim_int_mask1[VXGE_HW_VPATH_INTR_RX]),
-				&hldev->common_reg->tim_int_status1);
-	}
+	/* notify driver */
+	if (hldev->uld_callbacks.link_down)
+		hldev->uld_callbacks.link_down(hldev);
+exit:
+	return VXGE_HW_OK;
 }
 
 /*
- * vxge_hw_channel_dtr_alloc - Allocate a dtr from the channel
- * @channel: Channel
- * @dtrh: Buffer to return the DTR pointer
- *
- * Allocates a dtr from the reserve array. If the reserve array is empty,
- * it swaps the reserve and free arrays.
+ * __vxge_hw_device_handle_link_up_ind
+ * @hldev: HW device handle.
  *
+ * Link up indication handler. The function is invoked by HW when
+ * Titan indicates that the link is up for programmable amount of time.
  */
 static enum vxge_hw_status
-vxge_hw_channel_dtr_alloc(struct __vxge_hw_channel *channel, void **dtrh)
+__vxge_hw_device_handle_link_up_ind(struct __vxge_hw_device *hldev)
 {
-	void **tmp_arr;
-
-	if (channel->reserve_ptr - channel->reserve_top > 0) {
-_alloc_after_swap:
-		*dtrh =	channel->reserve_arr[--channel->reserve_ptr];
-
-		return VXGE_HW_OK;
-	}
-
-	/* switch between empty	and full arrays	*/
-
-	/* the idea behind such	a design is that by having free	and reserved
-	 * arrays separated we basically separated irq and non-irq parts.
-	 * i.e.	no additional lock need	to be done when	we free	a resource */
-
-	if (channel->length - channel->free_ptr > 0) {
-
-		tmp_arr	= channel->reserve_arr;
-		channel->reserve_arr = channel->free_arr;
-		channel->free_arr = tmp_arr;
-		channel->reserve_ptr = channel->length;
-		channel->reserve_top = channel->free_ptr;
-		channel->free_ptr = channel->length;
-
-		channel->stats->reserve_free_swaps_cnt++;
-
-		goto _alloc_after_swap;
-	}
+	/*
+	 * If the previous link state is not down, return.
+	 */
+	if (hldev->link_state == VXGE_HW_LINK_UP)
+		goto exit;
 
-	channel->stats->full_cnt++;
+	hldev->link_state = VXGE_HW_LINK_UP;
 
-	*dtrh =	NULL;
-	return VXGE_HW_INF_OUT_OF_DESCRIPTORS;
+	/* notify driver */
+	if (hldev->uld_callbacks.link_up)
+		hldev->uld_callbacks.link_up(hldev);
+exit:
+	return VXGE_HW_OK;
 }
 
 /*
- * vxge_hw_channel_dtr_post - Post a dtr to the channel
- * @channelh: Channel
- * @dtrh: DTR pointer
+ * __vxge_hw_vpath_alarm_process - Process Alarms.
+ * @vpath: Virtual Path.
+ * @skip_alarms: Do not clear the alarms
  *
- * Posts a dtr to work array.
+ * Process vpath alarms.
  *
  */
-static void vxge_hw_channel_dtr_post(struct __vxge_hw_channel *channel,
-				     void *dtrh)
+static enum vxge_hw_status
+__vxge_hw_vpath_alarm_process(struct __vxge_hw_virtualpath *vpath,
+			      u32 skip_alarms)
 {
-	vxge_assert(channel->work_arr[channel->post_index] == NULL);
-
+	u64 val64;
+	u64 alarm_status;
+	u64 pic_status;
+	struct __vxge_hw_device *hldev = NULL;
+	enum vxge_hw_event alarm_event = VXGE_HW_EVENT_UNKNOWN;
+	u64 mask64;
+	struct vxge_hw_vpath_stats_sw_info *sw_stats;
+	struct vxge_hw_vpath_reg __iomem *vp_reg;
+
+	if (vpath == NULL) {
+		alarm_event = VXGE_HW_SET_LEVEL(VXGE_HW_EVENT_UNKNOWN,
+			alarm_event);
+		goto out2;
+	}
+
+	hldev = vpath->hldev;
+	vp_reg = vpath->vp_reg;
+	alarm_status = readq(&vp_reg->vpath_general_int_status);
+
+	if (alarm_status == VXGE_HW_ALL_FOXES) {
+		alarm_event = VXGE_HW_SET_LEVEL(VXGE_HW_EVENT_SLOT_FREEZE,
+			alarm_event);
+		goto out;
+	}
+
+	sw_stats = vpath->sw_stats;
+
+	if (alarm_status & ~(
+		VXGE_HW_VPATH_GENERAL_INT_STATUS_PIC_INT |
+		VXGE_HW_VPATH_GENERAL_INT_STATUS_PCI_INT |
+		VXGE_HW_VPATH_GENERAL_INT_STATUS_WRDMA_INT |
+		VXGE_HW_VPATH_GENERAL_INT_STATUS_XMAC_INT)) {
+		sw_stats->error_stats.unknown_alarms++;
+
+		alarm_event = VXGE_HW_SET_LEVEL(VXGE_HW_EVENT_UNKNOWN,
+			alarm_event);
+		goto out;
+	}
+
+	if (alarm_status & VXGE_HW_VPATH_GENERAL_INT_STATUS_XMAC_INT) {
+
+		val64 = readq(&vp_reg->xgmac_vp_int_status);
+
+		if (val64 &
+		VXGE_HW_XGMAC_VP_INT_STATUS_ASIC_NTWK_VP_ERR_ASIC_NTWK_VP_INT) {
+
+			val64 = readq(&vp_reg->asic_ntwk_vp_err_reg);
+
+			if (((val64 &
+			      VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_FLT) &&
+			     (!(val64 &
+				VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_OK))) ||
+			    ((val64 &
+			     VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_FLT_OCCURR) &&
+			     (!(val64 &
+				VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_OK_OCCURR)
+				     ))) {
+				sw_stats->error_stats.network_sustained_fault++;
+
+				writeq(
+				VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_FLT,
+					&vp_reg->asic_ntwk_vp_err_mask);
+
+				__vxge_hw_device_handle_link_down_ind(hldev);
+				alarm_event = VXGE_HW_SET_LEVEL(
+					VXGE_HW_EVENT_LINK_DOWN, alarm_event);
+			}
+
+			if (((val64 &
+			      VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_OK) &&
+			     (!(val64 &
+				VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_FLT))) ||
+			    ((val64 &
+			      VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_OK_OCCURR) &&
+			     (!(val64 &
+				VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_FLT_OCCURR)
+				     ))) {
+
+				sw_stats->error_stats.network_sustained_ok++;
+
+				writeq(
+				VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_OK,
+					&vp_reg->asic_ntwk_vp_err_mask);
+
+				__vxge_hw_device_handle_link_up_ind(hldev);
+				alarm_event = VXGE_HW_SET_LEVEL(
+					VXGE_HW_EVENT_LINK_UP, alarm_event);
+			}
+
+			writeq(VXGE_HW_INTR_MASK_ALL,
+				&vp_reg->asic_ntwk_vp_err_reg);
+
+			alarm_event = VXGE_HW_SET_LEVEL(
+				VXGE_HW_EVENT_ALARM_CLEARED, alarm_event);
+
+			if (skip_alarms)
+				return VXGE_HW_OK;
+		}
+	}
+
+	if (alarm_status & VXGE_HW_VPATH_GENERAL_INT_STATUS_PIC_INT) {
+
+		pic_status = readq(&vp_reg->vpath_ppif_int_status);
+
+		if (pic_status &
+		    VXGE_HW_VPATH_PPIF_INT_STATUS_GENERAL_ERRORS_GENERAL_INT) {
+
+			val64 = readq(&vp_reg->general_errors_reg);
+			mask64 = readq(&vp_reg->general_errors_mask);
+
+			if ((val64 &
+				VXGE_HW_GENERAL_ERRORS_REG_INI_SERR_DET) &
+				~mask64) {
+				sw_stats->error_stats.ini_serr_det++;
+
+				alarm_event = VXGE_HW_SET_LEVEL(
+					VXGE_HW_EVENT_SERR, alarm_event);
+			}
+
+			if ((val64 &
+			    VXGE_HW_GENERAL_ERRORS_REG_DBLGEN_FIFO0_OVRFLOW) &
+				~mask64) {
+				sw_stats->error_stats.dblgen_fifo0_overflow++;
+
+				alarm_event = VXGE_HW_SET_LEVEL(
+					VXGE_HW_EVENT_FIFO_ERR, alarm_event);
+			}
+
+			if ((val64 &
+			    VXGE_HW_GENERAL_ERRORS_REG_STATSB_PIF_CHAIN_ERR) &
+				~mask64)
+				sw_stats->error_stats.statsb_pif_chain_error++;
+
+			if ((val64 &
+			   VXGE_HW_GENERAL_ERRORS_REG_STATSB_DROP_TIMEOUT_REQ) &
+				~mask64)
+				sw_stats->error_stats.statsb_drop_timeout++;
+
+			if ((val64 &
+				VXGE_HW_GENERAL_ERRORS_REG_TGT_ILLEGAL_ACCESS) &
+				~mask64)
+				sw_stats->error_stats.target_illegal_access++;
+
+			if (!skip_alarms) {
+				writeq(VXGE_HW_INTR_MASK_ALL,
+					&vp_reg->general_errors_reg);
+				alarm_event = VXGE_HW_SET_LEVEL(
+					VXGE_HW_EVENT_ALARM_CLEARED,
+					alarm_event);
+			}
+		}
+
+		if (pic_status &
+		    VXGE_HW_VPATH_PPIF_INT_STATUS_KDFCCTL_ERRORS_KDFCCTL_INT) {
+
+			val64 = readq(&vp_reg->kdfcctl_errors_reg);
+			mask64 = readq(&vp_reg->kdfcctl_errors_mask);
+
+			if ((val64 &
+			    VXGE_HW_KDFCCTL_ERRORS_REG_KDFCCTL_FIFO0_OVRWR) &
+				~mask64) {
+				sw_stats->error_stats.kdfcctl_fifo0_overwrite++;
+
+				alarm_event = VXGE_HW_SET_LEVEL(
+					VXGE_HW_EVENT_FIFO_ERR,
+					alarm_event);
+			}
+
+			if ((val64 &
+			    VXGE_HW_KDFCCTL_ERRORS_REG_KDFCCTL_FIFO0_POISON) &
+				~mask64) {
+				sw_stats->error_stats.kdfcctl_fifo0_poison++;
+
+				alarm_event = VXGE_HW_SET_LEVEL(
+					VXGE_HW_EVENT_FIFO_ERR,
+					alarm_event);
+			}
+
+			if ((val64 &
+			    VXGE_HW_KDFCCTL_ERRORS_REG_KDFCCTL_FIFO0_DMA_ERR) &
+				~mask64) {
+				sw_stats->error_stats.kdfcctl_fifo0_dma_error++;
+
+				alarm_event = VXGE_HW_SET_LEVEL(
+					VXGE_HW_EVENT_FIFO_ERR,
+					alarm_event);
+			}
+
+			if (!skip_alarms) {
+				writeq(VXGE_HW_INTR_MASK_ALL,
+					&vp_reg->kdfcctl_errors_reg);
+				alarm_event = VXGE_HW_SET_LEVEL(
+					VXGE_HW_EVENT_ALARM_CLEARED,
+					alarm_event);
+			}
+		}
+
+	}
+
+	if (alarm_status & VXGE_HW_VPATH_GENERAL_INT_STATUS_WRDMA_INT) {
+
+		val64 = readq(&vp_reg->wrdma_alarm_status);
+
+		if (val64 & VXGE_HW_WRDMA_ALARM_STATUS_PRC_ALARM_PRC_INT) {
+
+			val64 = readq(&vp_reg->prc_alarm_reg);
+			mask64 = readq(&vp_reg->prc_alarm_mask);
+
+			if ((val64 & VXGE_HW_PRC_ALARM_REG_PRC_RING_BUMP)&
+				~mask64)
+				sw_stats->error_stats.prc_ring_bumps++;
+
+			if ((val64 & VXGE_HW_PRC_ALARM_REG_PRC_RXDCM_SC_ERR) &
+				~mask64) {
+				sw_stats->error_stats.prc_rxdcm_sc_err++;
+
+				alarm_event = VXGE_HW_SET_LEVEL(
+					VXGE_HW_EVENT_VPATH_ERR,
+					alarm_event);
+			}
+
+			if ((val64 & VXGE_HW_PRC_ALARM_REG_PRC_RXDCM_SC_ABORT)
+				& ~mask64) {
+				sw_stats->error_stats.prc_rxdcm_sc_abort++;
+
+				alarm_event = VXGE_HW_SET_LEVEL(
+						VXGE_HW_EVENT_VPATH_ERR,
+						alarm_event);
+			}
+
+			if ((val64 & VXGE_HW_PRC_ALARM_REG_PRC_QUANTA_SIZE_ERR)
+				 & ~mask64) {
+				sw_stats->error_stats.prc_quanta_size_err++;
+
+				alarm_event = VXGE_HW_SET_LEVEL(
+					VXGE_HW_EVENT_VPATH_ERR,
+					alarm_event);
+			}
+
+			if (!skip_alarms) {
+				writeq(VXGE_HW_INTR_MASK_ALL,
+					&vp_reg->prc_alarm_reg);
+				alarm_event = VXGE_HW_SET_LEVEL(
+						VXGE_HW_EVENT_ALARM_CLEARED,
+						alarm_event);
+			}
+		}
+	}
+out:
+	hldev->stats.sw_dev_err_stats.vpath_alarms++;
+out2:
+	if ((alarm_event == VXGE_HW_EVENT_ALARM_CLEARED) ||
+		(alarm_event == VXGE_HW_EVENT_UNKNOWN))
+		return VXGE_HW_OK;
+
+	__vxge_hw_device_handle_error(hldev, vpath->vp_id, alarm_event);
+
+	if (alarm_event == VXGE_HW_EVENT_SERR)
+		return VXGE_HW_ERR_CRITICAL;
+
+	return (alarm_event == VXGE_HW_EVENT_SLOT_FREEZE) ?
+		VXGE_HW_ERR_SLOT_FREEZE :
+		(alarm_event == VXGE_HW_EVENT_FIFO_ERR) ? VXGE_HW_ERR_FIFO :
+		VXGE_HW_ERR_VPATH;
+}
+
+/**
+ * vxge_hw_device_begin_irq - Begin IRQ processing.
+ * @hldev: HW device handle.
+ * @skip_alarms: Do not clear the alarms
+ * @reason: "Reason" for the interrupt, the value of Titan's
+ *	general_int_status register.
+ *
+ * The function	performs two actions, It first checks whether (shared IRQ) the
+ * interrupt was raised	by the device. Next, it	masks the device interrupts.
+ *
+ * Note:
+ * vxge_hw_device_begin_irq() does not flush MMIO writes through the
+ * bridge. Therefore, two back-to-back interrupts are potentially possible.
+ *
+ * Returns: 0, if the interrupt	is not "ours" (note that in this case the
+ * device remain enabled).
+ * Otherwise, vxge_hw_device_begin_irq() returns 64bit general adapter
+ * status.
+ */
+enum vxge_hw_status vxge_hw_device_begin_irq(struct __vxge_hw_device *hldev,
+					     u32 skip_alarms, u64 *reason)
+{
+	u32 i;
+	u64 val64;
+	u64 adapter_status;
+	u64 vpath_mask;
+	enum vxge_hw_status ret = VXGE_HW_OK;
+
+	val64 = readq(&hldev->common_reg->titan_general_int_status);
+
+	if (unlikely(!val64)) {
+		/* not Titan interrupt	*/
+		*reason	= 0;
+		ret = VXGE_HW_ERR_WRONG_IRQ;
+		goto exit;
+	}
+
+	if (unlikely(val64 == VXGE_HW_ALL_FOXES)) {
+
+		adapter_status = readq(&hldev->common_reg->adapter_status);
+
+		if (adapter_status == VXGE_HW_ALL_FOXES) {
+
+			__vxge_hw_device_handle_error(hldev,
+				NULL_VPID, VXGE_HW_EVENT_SLOT_FREEZE);
+			*reason	= 0;
+			ret = VXGE_HW_ERR_SLOT_FREEZE;
+			goto exit;
+		}
+	}
+
+	hldev->stats.sw_dev_info_stats.total_intr_cnt++;
+
+	*reason	= val64;
+
+	vpath_mask = hldev->vpaths_deployed >>
+				(64 - VXGE_HW_MAX_VIRTUAL_PATHS);
+
+	if (val64 &
+	    VXGE_HW_TITAN_GENERAL_INT_STATUS_VPATH_TRAFFIC_INT(vpath_mask)) {
+		hldev->stats.sw_dev_info_stats.traffic_intr_cnt++;
+
+		return VXGE_HW_OK;
+	}
+
+	hldev->stats.sw_dev_info_stats.not_traffic_intr_cnt++;
+
+	if (unlikely(val64 &
+			VXGE_HW_TITAN_GENERAL_INT_STATUS_VPATH_ALARM_INT)) {
+
+		enum vxge_hw_status error_level = VXGE_HW_OK;
+
+		hldev->stats.sw_dev_err_stats.vpath_alarms++;
+
+		for (i = 0; i < VXGE_HW_MAX_VIRTUAL_PATHS; i++) {
+
+			if (!(hldev->vpaths_deployed & vxge_mBIT(i)))
+				continue;
+
+			ret = __vxge_hw_vpath_alarm_process(
+				&hldev->virtual_paths[i], skip_alarms);
+
+			error_level = VXGE_HW_SET_LEVEL(ret, error_level);
+
+			if (unlikely((ret == VXGE_HW_ERR_CRITICAL) ||
+				(ret == VXGE_HW_ERR_SLOT_FREEZE)))
+				break;
+		}
+
+		ret = error_level;
+	}
+exit:
+	return ret;
+}
+
+/**
+ * vxge_hw_device_clear_tx_rx - Acknowledge (that is, clear) the
+ * condition that has caused the Tx and RX interrupt.
+ * @hldev: HW device.
+ *
+ * Acknowledge (that is, clear) the condition that has caused
+ * the Tx and Rx interrupt.
+ * See also: vxge_hw_device_begin_irq(),
+ * vxge_hw_device_mask_tx_rx(), vxge_hw_device_unmask_tx_rx().
+ */
+void vxge_hw_device_clear_tx_rx(struct __vxge_hw_device *hldev)
+{
+
+	if ((hldev->tim_int_mask0[VXGE_HW_VPATH_INTR_TX] != 0) ||
+	   (hldev->tim_int_mask0[VXGE_HW_VPATH_INTR_RX] != 0)) {
+		writeq((hldev->tim_int_mask0[VXGE_HW_VPATH_INTR_TX] |
+				 hldev->tim_int_mask0[VXGE_HW_VPATH_INTR_RX]),
+				&hldev->common_reg->tim_int_status0);
+	}
+
+	if ((hldev->tim_int_mask1[VXGE_HW_VPATH_INTR_TX] != 0) ||
+	   (hldev->tim_int_mask1[VXGE_HW_VPATH_INTR_RX] != 0)) {
+		__vxge_hw_pio_mem_write32_upper(
+				(hldev->tim_int_mask1[VXGE_HW_VPATH_INTR_TX] |
+				 hldev->tim_int_mask1[VXGE_HW_VPATH_INTR_RX]),
+				&hldev->common_reg->tim_int_status1);
+	}
+}
+
+/*
+ * vxge_hw_channel_dtr_alloc - Allocate a dtr from the channel
+ * @channel: Channel
+ * @dtrh: Buffer to return the DTR pointer
+ *
+ * Allocates a dtr from the reserve array. If the reserve array is empty,
+ * it swaps the reserve and free arrays.
+ *
+ */
+static enum vxge_hw_status
+vxge_hw_channel_dtr_alloc(struct __vxge_hw_channel *channel, void **dtrh)
+{
+	void **tmp_arr;
+
+	if (channel->reserve_ptr - channel->reserve_top > 0) {
+_alloc_after_swap:
+		*dtrh =	channel->reserve_arr[--channel->reserve_ptr];
+
+		return VXGE_HW_OK;
+	}
+
+	/* switch between empty	and full arrays	*/
+
+	/* the idea behind such	a design is that by having free	and reserved
+	 * arrays separated we basically separated irq and non-irq parts.
+	 * i.e.	no additional lock need	to be done when	we free	a resource */
+
+	if (channel->length - channel->free_ptr > 0) {
+
+		tmp_arr	= channel->reserve_arr;
+		channel->reserve_arr = channel->free_arr;
+		channel->free_arr = tmp_arr;
+		channel->reserve_ptr = channel->length;
+		channel->reserve_top = channel->free_ptr;
+		channel->free_ptr = channel->length;
+
+		channel->stats->reserve_free_swaps_cnt++;
+
+		goto _alloc_after_swap;
+	}
+
+	channel->stats->full_cnt++;
+
+	*dtrh =	NULL;
+	return VXGE_HW_INF_OUT_OF_DESCRIPTORS;
+}
+
+/*
+ * vxge_hw_channel_dtr_post - Post a dtr to the channel
+ * @channelh: Channel
+ * @dtrh: DTR pointer
+ *
+ * Posts a dtr to work array.
+ *
+ */
+static void
+vxge_hw_channel_dtr_post(struct __vxge_hw_channel *channel, void *dtrh)
+{
+	vxge_assert(channel->work_arr[channel->post_index] == NULL);
+
 	channel->work_arr[channel->post_index++] = dtrh;
 
 	/* wrap-around */
@@ -911,10 +1180,6 @@ void vxge_hw_ring_rxd_post(struct __vxge_hw_ring *ring, void *rxdh)
  */
 void vxge_hw_ring_rxd_post_post_wmb(struct __vxge_hw_ring *ring, void *rxdh)
 {
-	struct __vxge_hw_channel *channel;
-
-	channel = &ring->channel;
-
 	wmb();
 	vxge_hw_ring_rxd_post_post(ring, rxdh);
 }
@@ -1542,607 +1807,329 @@ vxge_hw_vpath_mac_addr_get_next(
 	if (status != VXGE_HW_OK)
 		goto exit;
 
-	data1 = VXGE_HW_RTS_ACCESS_STEER_DATA0_GET_DA_MAC_ADDR(data1);
-
-	data2 = VXGE_HW_RTS_ACCESS_STEER_DATA1_GET_DA_MAC_ADDR_MASK(data2);
-
-	for (i = ETH_ALEN; i > 0; i--) {
-		macaddr[i-1] = (u8)(data1 & 0xFF);
-		data1 >>= 8;
-
-		macaddr_mask[i-1] = (u8)(data2 & 0xFF);
-		data2 >>= 8;
-	}
-
-exit:
-	return status;
-}
-
-/**
- * vxge_hw_vpath_mac_addr_delete - Delete the mac address entry for this vpath
- *               to MAC address table.
- * @vp: Vpath handle.
- * @macaddr: MAC address to be added for this vpath into the list
- * @macaddr_mask: MAC address mask for macaddr
- *
- * Delete the given mac address and mac address mask into the list for this
- * vpath.
- * see also: vxge_hw_vpath_mac_addr_add, vxge_hw_vpath_mac_addr_get and
- * vxge_hw_vpath_mac_addr_get_next
- *
- */
-enum vxge_hw_status
-vxge_hw_vpath_mac_addr_delete(
-	struct __vxge_hw_vpath_handle *vp,
-	u8 (macaddr)[ETH_ALEN],
-	u8 (macaddr_mask)[ETH_ALEN])
-{
-	u32 i;
-	u64 data1 = 0ULL;
-	u64 data2 = 0ULL;
-	enum vxge_hw_status status = VXGE_HW_OK;
-
-	if (vp == NULL) {
-		status = VXGE_HW_ERR_INVALID_HANDLE;
-		goto exit;
-	}
-
-	for (i = 0; i < ETH_ALEN; i++) {
-		data1 <<= 8;
-		data1 |= (u8)macaddr[i];
-
-		data2 <<= 8;
-		data2 |= (u8)macaddr_mask[i];
-	}
-
-	status = __vxge_hw_vpath_rts_table_set(vp,
-			VXGE_HW_RTS_ACCESS_STEER_CTRL_ACTION_DELETE_ENTRY,
-			VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL_DA,
-			0,
-			VXGE_HW_RTS_ACCESS_STEER_DATA0_DA_MAC_ADDR(data1),
-			VXGE_HW_RTS_ACCESS_STEER_DATA1_DA_MAC_ADDR_MASK(data2));
-exit:
-	return status;
-}
-
-/**
- * vxge_hw_vpath_vid_add - Add the vlan id entry for this vpath
- *               to vlan id table.
- * @vp: Vpath handle.
- * @vid: vlan id to be added for this vpath into the list
- *
- * Adds the given vlan id into the list for this  vpath.
- * see also: vxge_hw_vpath_vid_delete, vxge_hw_vpath_vid_get and
- * vxge_hw_vpath_vid_get_next
- *
- */
-enum vxge_hw_status
-vxge_hw_vpath_vid_add(struct __vxge_hw_vpath_handle *vp, u64 vid)
-{
-	enum vxge_hw_status status = VXGE_HW_OK;
-
-	if (vp == NULL) {
-		status = VXGE_HW_ERR_INVALID_HANDLE;
-		goto exit;
-	}
-
-	status = __vxge_hw_vpath_rts_table_set(vp,
-			VXGE_HW_RTS_ACCESS_STEER_CTRL_ACTION_ADD_ENTRY,
-			VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL_VID,
-			0, VXGE_HW_RTS_ACCESS_STEER_DATA0_VLAN_ID(vid), 0);
-exit:
-	return status;
-}
-
-/**
- * vxge_hw_vpath_vid_get - Get the first vid entry for this vpath
- *               from vlan id table.
- * @vp: Vpath handle.
- * @vid: Buffer to return vlan id
- *
- * Returns the first vlan id in the list for this vpath.
- * see also: vxge_hw_vpath_vid_get_next
- *
- */
-enum vxge_hw_status
-vxge_hw_vpath_vid_get(struct __vxge_hw_vpath_handle *vp, u64 *vid)
-{
-	u64 data;
-	enum vxge_hw_status status = VXGE_HW_OK;
-
-	if (vp == NULL) {
-		status = VXGE_HW_ERR_INVALID_HANDLE;
-		goto exit;
-	}
-
-	status = __vxge_hw_vpath_rts_table_get(vp,
-			VXGE_HW_RTS_ACCESS_STEER_CTRL_ACTION_LIST_FIRST_ENTRY,
-			VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL_VID,
-			0, vid, &data);
-
-	*vid = VXGE_HW_RTS_ACCESS_STEER_DATA0_GET_VLAN_ID(*vid);
-exit:
-	return status;
-}
-
-/**
- * vxge_hw_vpath_vid_delete - Delete the vlan id entry for this vpath
- *               to vlan id table.
- * @vp: Vpath handle.
- * @vid: vlan id to be added for this vpath into the list
- *
- * Adds the given vlan id into the list for this  vpath.
- * see also: vxge_hw_vpath_vid_add, vxge_hw_vpath_vid_get and
- * vxge_hw_vpath_vid_get_next
- *
- */
-enum vxge_hw_status
-vxge_hw_vpath_vid_delete(struct __vxge_hw_vpath_handle *vp, u64 vid)
-{
-	enum vxge_hw_status status = VXGE_HW_OK;
-
-	if (vp == NULL) {
-		status = VXGE_HW_ERR_INVALID_HANDLE;
-		goto exit;
-	}
-
-	status = __vxge_hw_vpath_rts_table_set(vp,
-			VXGE_HW_RTS_ACCESS_STEER_CTRL_ACTION_DELETE_ENTRY,
-			VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL_VID,
-			0, VXGE_HW_RTS_ACCESS_STEER_DATA0_VLAN_ID(vid), 0);
-exit:
-	return status;
-}
-
-/**
- * vxge_hw_vpath_promisc_enable - Enable promiscuous mode.
- * @vp: Vpath handle.
- *
- * Enable promiscuous mode of Titan-e operation.
- *
- * See also: vxge_hw_vpath_promisc_disable().
- */
-enum vxge_hw_status vxge_hw_vpath_promisc_enable(
-			struct __vxge_hw_vpath_handle *vp)
-{
-	u64 val64;
-	struct __vxge_hw_virtualpath *vpath;
-	enum vxge_hw_status status = VXGE_HW_OK;
-
-	if ((vp == NULL) || (vp->vpath->ringh == NULL)) {
-		status = VXGE_HW_ERR_INVALID_HANDLE;
-		goto exit;
-	}
-
-	vpath = vp->vpath;
-
-	/* Enable promiscous mode for function 0 only */
-	if (!(vpath->hldev->access_rights &
-		VXGE_HW_DEVICE_ACCESS_RIGHT_MRPCIM))
-		return VXGE_HW_OK;
-
-	val64 = readq(&vpath->vp_reg->rxmac_vcfg0);
-
-	if (!(val64 & VXGE_HW_RXMAC_VCFG0_UCAST_ALL_ADDR_EN)) {
-
-		val64 |= VXGE_HW_RXMAC_VCFG0_UCAST_ALL_ADDR_EN |
-			 VXGE_HW_RXMAC_VCFG0_MCAST_ALL_ADDR_EN |
-			 VXGE_HW_RXMAC_VCFG0_BCAST_EN |
-			 VXGE_HW_RXMAC_VCFG0_ALL_VID_EN;
-
-		writeq(val64, &vpath->vp_reg->rxmac_vcfg0);
-	}
-exit:
-	return status;
-}
-
-/**
- * vxge_hw_vpath_promisc_disable - Disable promiscuous mode.
- * @vp: Vpath handle.
- *
- * Disable promiscuous mode of Titan-e operation.
- *
- * See also: vxge_hw_vpath_promisc_enable().
- */
-enum vxge_hw_status vxge_hw_vpath_promisc_disable(
-			struct __vxge_hw_vpath_handle *vp)
-{
-	u64 val64;
-	struct __vxge_hw_virtualpath *vpath;
-	enum vxge_hw_status status = VXGE_HW_OK;
-
-	if ((vp == NULL) || (vp->vpath->ringh == NULL)) {
-		status = VXGE_HW_ERR_INVALID_HANDLE;
-		goto exit;
-	}
-
-	vpath = vp->vpath;
-
-	val64 = readq(&vpath->vp_reg->rxmac_vcfg0);
+	data1 = VXGE_HW_RTS_ACCESS_STEER_DATA0_GET_DA_MAC_ADDR(data1);
 
-	if (val64 & VXGE_HW_RXMAC_VCFG0_UCAST_ALL_ADDR_EN) {
+	data2 = VXGE_HW_RTS_ACCESS_STEER_DATA1_GET_DA_MAC_ADDR_MASK(data2);
 
-		val64 &= ~(VXGE_HW_RXMAC_VCFG0_UCAST_ALL_ADDR_EN |
-			   VXGE_HW_RXMAC_VCFG0_MCAST_ALL_ADDR_EN |
-			   VXGE_HW_RXMAC_VCFG0_ALL_VID_EN);
+	for (i = ETH_ALEN; i > 0; i--) {
+		macaddr[i-1] = (u8)(data1 & 0xFF);
+		data1 >>= 8;
 
-		writeq(val64, &vpath->vp_reg->rxmac_vcfg0);
+		macaddr_mask[i-1] = (u8)(data2 & 0xFF);
+		data2 >>= 8;
 	}
+
 exit:
 	return status;
 }
 
-/*
- * vxge_hw_vpath_bcast_enable - Enable broadcast
+/**
+ * vxge_hw_vpath_mac_addr_delete - Delete the mac address entry for this vpath
+ *               to MAC address table.
  * @vp: Vpath handle.
+ * @macaddr: MAC address to be added for this vpath into the list
+ * @macaddr_mask: MAC address mask for macaddr
+ *
+ * Delete the given mac address and mac address mask into the list for this
+ * vpath.
+ * see also: vxge_hw_vpath_mac_addr_add, vxge_hw_vpath_mac_addr_get and
+ * vxge_hw_vpath_mac_addr_get_next
  *
- * Enable receiving broadcasts.
  */
-enum vxge_hw_status vxge_hw_vpath_bcast_enable(
-			struct __vxge_hw_vpath_handle *vp)
+enum vxge_hw_status
+vxge_hw_vpath_mac_addr_delete(
+	struct __vxge_hw_vpath_handle *vp,
+	u8 (macaddr)[ETH_ALEN],
+	u8 (macaddr_mask)[ETH_ALEN])
 {
-	u64 val64;
-	struct __vxge_hw_virtualpath *vpath;
+	u32 i;
+	u64 data1 = 0ULL;
+	u64 data2 = 0ULL;
 	enum vxge_hw_status status = VXGE_HW_OK;
 
-	if ((vp == NULL) || (vp->vpath->ringh == NULL)) {
+	if (vp == NULL) {
 		status = VXGE_HW_ERR_INVALID_HANDLE;
 		goto exit;
 	}
 
-	vpath = vp->vpath;
-
-	val64 = readq(&vpath->vp_reg->rxmac_vcfg0);
+	for (i = 0; i < ETH_ALEN; i++) {
+		data1 <<= 8;
+		data1 |= (u8)macaddr[i];
 
-	if (!(val64 & VXGE_HW_RXMAC_VCFG0_BCAST_EN)) {
-		val64 |= VXGE_HW_RXMAC_VCFG0_BCAST_EN;
-		writeq(val64, &vpath->vp_reg->rxmac_vcfg0);
+		data2 <<= 8;
+		data2 |= (u8)macaddr_mask[i];
 	}
+
+	status = __vxge_hw_vpath_rts_table_set(vp,
+			VXGE_HW_RTS_ACCESS_STEER_CTRL_ACTION_DELETE_ENTRY,
+			VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL_DA,
+			0,
+			VXGE_HW_RTS_ACCESS_STEER_DATA0_DA_MAC_ADDR(data1),
+			VXGE_HW_RTS_ACCESS_STEER_DATA1_DA_MAC_ADDR_MASK(data2));
 exit:
 	return status;
 }
 
 /**
- * vxge_hw_vpath_mcast_enable - Enable multicast addresses.
+ * vxge_hw_vpath_vid_add - Add the vlan id entry for this vpath
+ *               to vlan id table.
  * @vp: Vpath handle.
+ * @vid: vlan id to be added for this vpath into the list
  *
- * Enable Titan-e multicast addresses.
- * Returns: VXGE_HW_OK on success.
+ * Adds the given vlan id into the list for this  vpath.
+ * see also: vxge_hw_vpath_vid_delete, vxge_hw_vpath_vid_get and
+ * vxge_hw_vpath_vid_get_next
  *
  */
-enum vxge_hw_status vxge_hw_vpath_mcast_enable(
-			struct __vxge_hw_vpath_handle *vp)
+enum vxge_hw_status
+vxge_hw_vpath_vid_add(struct __vxge_hw_vpath_handle *vp, u64 vid)
 {
-	u64 val64;
-	struct __vxge_hw_virtualpath *vpath;
 	enum vxge_hw_status status = VXGE_HW_OK;
 
-	if ((vp == NULL) || (vp->vpath->ringh == NULL)) {
+	if (vp == NULL) {
 		status = VXGE_HW_ERR_INVALID_HANDLE;
 		goto exit;
 	}
 
-	vpath = vp->vpath;
-
-	val64 = readq(&vpath->vp_reg->rxmac_vcfg0);
-
-	if (!(val64 & VXGE_HW_RXMAC_VCFG0_MCAST_ALL_ADDR_EN)) {
-		val64 |= VXGE_HW_RXMAC_VCFG0_MCAST_ALL_ADDR_EN;
-		writeq(val64, &vpath->vp_reg->rxmac_vcfg0);
-	}
+	status = __vxge_hw_vpath_rts_table_set(vp,
+			VXGE_HW_RTS_ACCESS_STEER_CTRL_ACTION_ADD_ENTRY,
+			VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL_VID,
+			0, VXGE_HW_RTS_ACCESS_STEER_DATA0_VLAN_ID(vid), 0);
 exit:
 	return status;
 }
 
 /**
- * vxge_hw_vpath_mcast_disable - Disable  multicast addresses.
+ * vxge_hw_vpath_vid_get - Get the first vid entry for this vpath
+ *               from vlan id table.
  * @vp: Vpath handle.
+ * @vid: Buffer to return vlan id
  *
- * Disable Titan-e multicast addresses.
- * Returns: VXGE_HW_OK - success.
- * VXGE_HW_ERR_INVALID_HANDLE - Invalid handle
+ * Returns the first vlan id in the list for this vpath.
+ * see also: vxge_hw_vpath_vid_get_next
  *
  */
 enum vxge_hw_status
-vxge_hw_vpath_mcast_disable(struct __vxge_hw_vpath_handle *vp)
+vxge_hw_vpath_vid_get(struct __vxge_hw_vpath_handle *vp, u64 *vid)
 {
-	u64 val64;
-	struct __vxge_hw_virtualpath *vpath;
+	u64 data;
 	enum vxge_hw_status status = VXGE_HW_OK;
 
-	if ((vp == NULL) || (vp->vpath->ringh == NULL)) {
+	if (vp == NULL) {
 		status = VXGE_HW_ERR_INVALID_HANDLE;
 		goto exit;
 	}
 
-	vpath = vp->vpath;
-
-	val64 = readq(&vpath->vp_reg->rxmac_vcfg0);
+	status = __vxge_hw_vpath_rts_table_get(vp,
+			VXGE_HW_RTS_ACCESS_STEER_CTRL_ACTION_LIST_FIRST_ENTRY,
+			VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL_VID,
+			0, vid, &data);
 
-	if (val64 & VXGE_HW_RXMAC_VCFG0_MCAST_ALL_ADDR_EN) {
-		val64 &= ~VXGE_HW_RXMAC_VCFG0_MCAST_ALL_ADDR_EN;
-		writeq(val64, &vpath->vp_reg->rxmac_vcfg0);
-	}
+	*vid = VXGE_HW_RTS_ACCESS_STEER_DATA0_GET_VLAN_ID(*vid);
 exit:
 	return status;
 }
 
-/*
- * __vxge_hw_vpath_alarm_process - Process Alarms.
- * @vpath: Virtual Path.
- * @skip_alarms: Do not clear the alarms
+/**
+ * vxge_hw_vpath_vid_delete - Delete the vlan id entry for this vpath
+ *               to vlan id table.
+ * @vp: Vpath handle.
+ * @vid: vlan id to be added for this vpath into the list
  *
- * Process vpath alarms.
+ * Adds the given vlan id into the list for this  vpath.
+ * see also: vxge_hw_vpath_vid_add, vxge_hw_vpath_vid_get and
+ * vxge_hw_vpath_vid_get_next
  *
  */
-static enum vxge_hw_status
-__vxge_hw_vpath_alarm_process(struct __vxge_hw_virtualpath *vpath,
-			      u32 skip_alarms)
+enum vxge_hw_status
+vxge_hw_vpath_vid_delete(struct __vxge_hw_vpath_handle *vp, u64 vid)
 {
-	u64 val64;
-	u64 alarm_status;
-	u64 pic_status;
-	struct __vxge_hw_device *hldev = NULL;
-	enum vxge_hw_event alarm_event = VXGE_HW_EVENT_UNKNOWN;
-	u64 mask64;
-	struct vxge_hw_vpath_stats_sw_info *sw_stats;
-	struct vxge_hw_vpath_reg __iomem *vp_reg;
-
-	if (vpath == NULL) {
-		alarm_event = VXGE_HW_SET_LEVEL(VXGE_HW_EVENT_UNKNOWN,
-			alarm_event);
-		goto out2;
-	}
-
-	hldev = vpath->hldev;
-	vp_reg = vpath->vp_reg;
-	alarm_status = readq(&vp_reg->vpath_general_int_status);
-
-	if (alarm_status == VXGE_HW_ALL_FOXES) {
-		alarm_event = VXGE_HW_SET_LEVEL(VXGE_HW_EVENT_SLOT_FREEZE,
-			alarm_event);
-		goto out;
-	}
-
-	sw_stats = vpath->sw_stats;
-
-	if (alarm_status & ~(
-		VXGE_HW_VPATH_GENERAL_INT_STATUS_PIC_INT |
-		VXGE_HW_VPATH_GENERAL_INT_STATUS_PCI_INT |
-		VXGE_HW_VPATH_GENERAL_INT_STATUS_WRDMA_INT |
-		VXGE_HW_VPATH_GENERAL_INT_STATUS_XMAC_INT)) {
-		sw_stats->error_stats.unknown_alarms++;
-
-		alarm_event = VXGE_HW_SET_LEVEL(VXGE_HW_EVENT_UNKNOWN,
-			alarm_event);
-		goto out;
-	}
-
-	if (alarm_status & VXGE_HW_VPATH_GENERAL_INT_STATUS_XMAC_INT) {
-
-		val64 = readq(&vp_reg->xgmac_vp_int_status);
-
-		if (val64 &
-		VXGE_HW_XGMAC_VP_INT_STATUS_ASIC_NTWK_VP_ERR_ASIC_NTWK_VP_INT) {
-
-			val64 = readq(&vp_reg->asic_ntwk_vp_err_reg);
-
-			if (((val64 &
-			      VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_FLT) &&
-			     (!(val64 &
-				VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_OK))) ||
-			    ((val64 &
-			      VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_FLT_OCCURR) &&
-			     (!(val64 &
-				VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_OK_OCCURR)
-				     ))) {
-				sw_stats->error_stats.network_sustained_fault++;
-
-				writeq(
-				VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_FLT,
-					&vp_reg->asic_ntwk_vp_err_mask);
-
-				__vxge_hw_device_handle_link_down_ind(hldev);
-				alarm_event = VXGE_HW_SET_LEVEL(
-					VXGE_HW_EVENT_LINK_DOWN, alarm_event);
-			}
-
-			if (((val64 &
-			      VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_OK) &&
-			     (!(val64 &
-				VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_FLT))) ||
-			    ((val64 &
-			      VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_OK_OCCURR) &&
-			     (!(val64 &
-				VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_FLT_OCCURR)
-				     ))) {
-
-				sw_stats->error_stats.network_sustained_ok++;
-
-				writeq(
-				VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_OK,
-					&vp_reg->asic_ntwk_vp_err_mask);
-
-				__vxge_hw_device_handle_link_up_ind(hldev);
-				alarm_event = VXGE_HW_SET_LEVEL(
-					VXGE_HW_EVENT_LINK_UP, alarm_event);
-			}
-
-			writeq(VXGE_HW_INTR_MASK_ALL,
-				&vp_reg->asic_ntwk_vp_err_reg);
-
-			alarm_event = VXGE_HW_SET_LEVEL(
-				VXGE_HW_EVENT_ALARM_CLEARED, alarm_event);
+	enum vxge_hw_status status = VXGE_HW_OK;
 
-			if (skip_alarms)
-				return VXGE_HW_OK;
-		}
+	if (vp == NULL) {
+		status = VXGE_HW_ERR_INVALID_HANDLE;
+		goto exit;
 	}
 
-	if (alarm_status & VXGE_HW_VPATH_GENERAL_INT_STATUS_PIC_INT) {
-
-		pic_status = readq(&vp_reg->vpath_ppif_int_status);
-
-		if (pic_status &
-		    VXGE_HW_VPATH_PPIF_INT_STATUS_GENERAL_ERRORS_GENERAL_INT) {
-
-			val64 = readq(&vp_reg->general_errors_reg);
-			mask64 = readq(&vp_reg->general_errors_mask);
-
-			if ((val64 &
-				VXGE_HW_GENERAL_ERRORS_REG_INI_SERR_DET) &
-				~mask64) {
-				sw_stats->error_stats.ini_serr_det++;
-
-				alarm_event = VXGE_HW_SET_LEVEL(
-					VXGE_HW_EVENT_SERR, alarm_event);
-			}
-
-			if ((val64 &
-			    VXGE_HW_GENERAL_ERRORS_REG_DBLGEN_FIFO0_OVRFLOW) &
-				~mask64) {
-				sw_stats->error_stats.dblgen_fifo0_overflow++;
+	status = __vxge_hw_vpath_rts_table_set(vp,
+			VXGE_HW_RTS_ACCESS_STEER_CTRL_ACTION_DELETE_ENTRY,
+			VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL_VID,
+			0, VXGE_HW_RTS_ACCESS_STEER_DATA0_VLAN_ID(vid), 0);
+exit:
+	return status;
+}
 
-				alarm_event = VXGE_HW_SET_LEVEL(
-					VXGE_HW_EVENT_FIFO_ERR, alarm_event);
-			}
+/**
+ * vxge_hw_vpath_promisc_enable - Enable promiscuous mode.
+ * @vp: Vpath handle.
+ *
+ * Enable promiscuous mode of Titan-e operation.
+ *
+ * See also: vxge_hw_vpath_promisc_disable().
+ */
+enum vxge_hw_status vxge_hw_vpath_promisc_enable(
+			struct __vxge_hw_vpath_handle *vp)
+{
+	u64 val64;
+	struct __vxge_hw_virtualpath *vpath;
+	enum vxge_hw_status status = VXGE_HW_OK;
 
-			if ((val64 &
-			    VXGE_HW_GENERAL_ERRORS_REG_STATSB_PIF_CHAIN_ERR) &
-				~mask64)
-				sw_stats->error_stats.statsb_pif_chain_error++;
+	if ((vp == NULL) || (vp->vpath->ringh == NULL)) {
+		status = VXGE_HW_ERR_INVALID_HANDLE;
+		goto exit;
+	}
 
-			if ((val64 &
-			   VXGE_HW_GENERAL_ERRORS_REG_STATSB_DROP_TIMEOUT_REQ) &
-				~mask64)
-				sw_stats->error_stats.statsb_drop_timeout++;
+	vpath = vp->vpath;
 
-			if ((val64 &
-				VXGE_HW_GENERAL_ERRORS_REG_TGT_ILLEGAL_ACCESS) &
-				~mask64)
-				sw_stats->error_stats.target_illegal_access++;
+	/* Enable promiscous mode for function 0 only */
+	if (!(vpath->hldev->access_rights &
+		VXGE_HW_DEVICE_ACCESS_RIGHT_MRPCIM))
+		return VXGE_HW_OK;
 
-			if (!skip_alarms) {
-				writeq(VXGE_HW_INTR_MASK_ALL,
-					&vp_reg->general_errors_reg);
-				alarm_event = VXGE_HW_SET_LEVEL(
-					VXGE_HW_EVENT_ALARM_CLEARED,
-					alarm_event);
-			}
-		}
+	val64 = readq(&vpath->vp_reg->rxmac_vcfg0);
 
-		if (pic_status &
-		    VXGE_HW_VPATH_PPIF_INT_STATUS_KDFCCTL_ERRORS_KDFCCTL_INT) {
+	if (!(val64 & VXGE_HW_RXMAC_VCFG0_UCAST_ALL_ADDR_EN)) {
 
-			val64 = readq(&vp_reg->kdfcctl_errors_reg);
-			mask64 = readq(&vp_reg->kdfcctl_errors_mask);
+		val64 |= VXGE_HW_RXMAC_VCFG0_UCAST_ALL_ADDR_EN |
+			 VXGE_HW_RXMAC_VCFG0_MCAST_ALL_ADDR_EN |
+			 VXGE_HW_RXMAC_VCFG0_BCAST_EN |
+			 VXGE_HW_RXMAC_VCFG0_ALL_VID_EN;
 
-			if ((val64 &
-			    VXGE_HW_KDFCCTL_ERRORS_REG_KDFCCTL_FIFO0_OVRWR) &
-				~mask64) {
-				sw_stats->error_stats.kdfcctl_fifo0_overwrite++;
+		writeq(val64, &vpath->vp_reg->rxmac_vcfg0);
+	}
+exit:
+	return status;
+}
 
-				alarm_event = VXGE_HW_SET_LEVEL(
-					VXGE_HW_EVENT_FIFO_ERR,
-					alarm_event);
-			}
+/**
+ * vxge_hw_vpath_promisc_disable - Disable promiscuous mode.
+ * @vp: Vpath handle.
+ *
+ * Disable promiscuous mode of Titan-e operation.
+ *
+ * See also: vxge_hw_vpath_promisc_enable().
+ */
+enum vxge_hw_status vxge_hw_vpath_promisc_disable(
+			struct __vxge_hw_vpath_handle *vp)
+{
+	u64 val64;
+	struct __vxge_hw_virtualpath *vpath;
+	enum vxge_hw_status status = VXGE_HW_OK;
 
-			if ((val64 &
-			    VXGE_HW_KDFCCTL_ERRORS_REG_KDFCCTL_FIFO0_POISON) &
-				~mask64) {
-				sw_stats->error_stats.kdfcctl_fifo0_poison++;
+	if ((vp == NULL) || (vp->vpath->ringh == NULL)) {
+		status = VXGE_HW_ERR_INVALID_HANDLE;
+		goto exit;
+	}
 
-				alarm_event = VXGE_HW_SET_LEVEL(
-					VXGE_HW_EVENT_FIFO_ERR,
-					alarm_event);
-			}
+	vpath = vp->vpath;
 
-			if ((val64 &
-			    VXGE_HW_KDFCCTL_ERRORS_REG_KDFCCTL_FIFO0_DMA_ERR) &
-				~mask64) {
-				sw_stats->error_stats.kdfcctl_fifo0_dma_error++;
+	val64 = readq(&vpath->vp_reg->rxmac_vcfg0);
 
-				alarm_event = VXGE_HW_SET_LEVEL(
-					VXGE_HW_EVENT_FIFO_ERR,
-					alarm_event);
-			}
+	if (val64 & VXGE_HW_RXMAC_VCFG0_UCAST_ALL_ADDR_EN) {
 
-			if (!skip_alarms) {
-				writeq(VXGE_HW_INTR_MASK_ALL,
-					&vp_reg->kdfcctl_errors_reg);
-				alarm_event = VXGE_HW_SET_LEVEL(
-					VXGE_HW_EVENT_ALARM_CLEARED,
-					alarm_event);
-			}
-		}
+		val64 &= ~(VXGE_HW_RXMAC_VCFG0_UCAST_ALL_ADDR_EN |
+			   VXGE_HW_RXMAC_VCFG0_MCAST_ALL_ADDR_EN |
+			   VXGE_HW_RXMAC_VCFG0_ALL_VID_EN);
 
+		writeq(val64, &vpath->vp_reg->rxmac_vcfg0);
 	}
+exit:
+	return status;
+}
 
-	if (alarm_status & VXGE_HW_VPATH_GENERAL_INT_STATUS_WRDMA_INT) {
+/*
+ * vxge_hw_vpath_bcast_enable - Enable broadcast
+ * @vp: Vpath handle.
+ *
+ * Enable receiving broadcasts.
+ */
+enum vxge_hw_status vxge_hw_vpath_bcast_enable(
+			struct __vxge_hw_vpath_handle *vp)
+{
+	u64 val64;
+	struct __vxge_hw_virtualpath *vpath;
+	enum vxge_hw_status status = VXGE_HW_OK;
 
-		val64 = readq(&vp_reg->wrdma_alarm_status);
+	if ((vp == NULL) || (vp->vpath->ringh == NULL)) {
+		status = VXGE_HW_ERR_INVALID_HANDLE;
+		goto exit;
+	}
 
-		if (val64 & VXGE_HW_WRDMA_ALARM_STATUS_PRC_ALARM_PRC_INT) {
+	vpath = vp->vpath;
 
-			val64 = readq(&vp_reg->prc_alarm_reg);
-			mask64 = readq(&vp_reg->prc_alarm_mask);
+	val64 = readq(&vpath->vp_reg->rxmac_vcfg0);
 
-			if ((val64 & VXGE_HW_PRC_ALARM_REG_PRC_RING_BUMP)&
-				~mask64)
-				sw_stats->error_stats.prc_ring_bumps++;
+	if (!(val64 & VXGE_HW_RXMAC_VCFG0_BCAST_EN)) {
+		val64 |= VXGE_HW_RXMAC_VCFG0_BCAST_EN;
+		writeq(val64, &vpath->vp_reg->rxmac_vcfg0);
+	}
+exit:
+	return status;
+}
 
-			if ((val64 & VXGE_HW_PRC_ALARM_REG_PRC_RXDCM_SC_ERR) &
-				~mask64) {
-				sw_stats->error_stats.prc_rxdcm_sc_err++;
+/**
+ * vxge_hw_vpath_mcast_enable - Enable multicast addresses.
+ * @vp: Vpath handle.
+ *
+ * Enable Titan-e multicast addresses.
+ * Returns: VXGE_HW_OK on success.
+ *
+ */
+enum vxge_hw_status vxge_hw_vpath_mcast_enable(
+			struct __vxge_hw_vpath_handle *vp)
+{
+	u64 val64;
+	struct __vxge_hw_virtualpath *vpath;
+	enum vxge_hw_status status = VXGE_HW_OK;
 
-				alarm_event = VXGE_HW_SET_LEVEL(
-					VXGE_HW_EVENT_VPATH_ERR,
-					alarm_event);
-			}
+	if ((vp == NULL) || (vp->vpath->ringh == NULL)) {
+		status = VXGE_HW_ERR_INVALID_HANDLE;
+		goto exit;
+	}
 
-			if ((val64 & VXGE_HW_PRC_ALARM_REG_PRC_RXDCM_SC_ABORT)
-				& ~mask64) {
-				sw_stats->error_stats.prc_rxdcm_sc_abort++;
+	vpath = vp->vpath;
 
-				alarm_event = VXGE_HW_SET_LEVEL(
-						VXGE_HW_EVENT_VPATH_ERR,
-						alarm_event);
-			}
+	val64 = readq(&vpath->vp_reg->rxmac_vcfg0);
 
-			if ((val64 & VXGE_HW_PRC_ALARM_REG_PRC_QUANTA_SIZE_ERR)
-				 & ~mask64) {
-				sw_stats->error_stats.prc_quanta_size_err++;
+	if (!(val64 & VXGE_HW_RXMAC_VCFG0_MCAST_ALL_ADDR_EN)) {
+		val64 |= VXGE_HW_RXMAC_VCFG0_MCAST_ALL_ADDR_EN;
+		writeq(val64, &vpath->vp_reg->rxmac_vcfg0);
+	}
+exit:
+	return status;
+}
 
-				alarm_event = VXGE_HW_SET_LEVEL(
-					VXGE_HW_EVENT_VPATH_ERR,
-					alarm_event);
-			}
+/**
+ * vxge_hw_vpath_mcast_disable - Disable  multicast addresses.
+ * @vp: Vpath handle.
+ *
+ * Disable Titan-e multicast addresses.
+ * Returns: VXGE_HW_OK - success.
+ * VXGE_HW_ERR_INVALID_HANDLE - Invalid handle
+ *
+ */
+enum vxge_hw_status
+vxge_hw_vpath_mcast_disable(struct __vxge_hw_vpath_handle *vp)
+{
+	u64 val64;
+	struct __vxge_hw_virtualpath *vpath;
+	enum vxge_hw_status status = VXGE_HW_OK;
 
-			if (!skip_alarms) {
-				writeq(VXGE_HW_INTR_MASK_ALL,
-					&vp_reg->prc_alarm_reg);
-				alarm_event = VXGE_HW_SET_LEVEL(
-						VXGE_HW_EVENT_ALARM_CLEARED,
-						alarm_event);
-			}
-		}
+	if ((vp == NULL) || (vp->vpath->ringh == NULL)) {
+		status = VXGE_HW_ERR_INVALID_HANDLE;
+		goto exit;
 	}
-out:
-	hldev->stats.sw_dev_err_stats.vpath_alarms++;
-out2:
-	if ((alarm_event == VXGE_HW_EVENT_ALARM_CLEARED) ||
-		(alarm_event == VXGE_HW_EVENT_UNKNOWN))
-		return VXGE_HW_OK;
 
-	__vxge_hw_device_handle_error(hldev, vpath->vp_id, alarm_event);
+	vpath = vp->vpath;
 
-	if (alarm_event == VXGE_HW_EVENT_SERR)
-		return VXGE_HW_ERR_CRITICAL;
+	val64 = readq(&vpath->vp_reg->rxmac_vcfg0);
 
-	return (alarm_event == VXGE_HW_EVENT_SLOT_FREEZE) ?
-		VXGE_HW_ERR_SLOT_FREEZE :
-		(alarm_event == VXGE_HW_EVENT_FIFO_ERR) ? VXGE_HW_ERR_FIFO :
-		VXGE_HW_ERR_VPATH;
+	if (val64 & VXGE_HW_RXMAC_VCFG0_MCAST_ALL_ADDR_EN) {
+		val64 &= ~VXGE_HW_RXMAC_VCFG0_MCAST_ALL_ADDR_EN;
+		writeq(val64, &vpath->vp_reg->rxmac_vcfg0);
+	}
+exit:
+	return status;
 }
 
 /*

drivers/net/vxge/vxge-traffic.h

@@ -2081,10 +2081,6 @@ struct __vxge_hw_ring_rxd_priv {
 #endif
 };
 
-/* ========================= FIFO PRIVATE API ============================= */
-
-struct vxge_hw_fifo_attr;
-
 struct vxge_hw_mempool_cbs {
 	void (*item_func_alloc)(
 			struct vxge_hw_mempool *mempoolh,
@@ -2158,27 +2154,27 @@ enum vxge_hw_vpath_mac_addr_add_mode {
 enum vxge_hw_status
 vxge_hw_vpath_mac_addr_add(
 	struct __vxge_hw_vpath_handle *vpath_handle,
-	u8 (macaddr)[ETH_ALEN],
-	u8 (macaddr_mask)[ETH_ALEN],
+	u8 *macaddr,
+	u8 *macaddr_mask,
 	enum vxge_hw_vpath_mac_addr_add_mode duplicate_mode);
 
 enum vxge_hw_status
 vxge_hw_vpath_mac_addr_get(
 	struct __vxge_hw_vpath_handle *vpath_handle,
-	u8 (macaddr)[ETH_ALEN],
-	u8 (macaddr_mask)[ETH_ALEN]);
+	u8 *macaddr,
+	u8 *macaddr_mask);
 
 enum vxge_hw_status
 vxge_hw_vpath_mac_addr_get_next(
 	struct __vxge_hw_vpath_handle *vpath_handle,
-	u8 (macaddr)[ETH_ALEN],
-	u8 (macaddr_mask)[ETH_ALEN]);
+	u8 *macaddr,
+	u8 *macaddr_mask);
 
 enum vxge_hw_status
 vxge_hw_vpath_mac_addr_delete(
 	struct __vxge_hw_vpath_handle *vpath_handle,
-	u8 (macaddr)[ETH_ALEN],
-	u8 (macaddr_mask)[ETH_ALEN]);
+	u8 *macaddr,
+	u8 *macaddr_mask);
 
 enum vxge_hw_status
 vxge_hw_vpath_vid_add(
@@ -2285,6 +2281,7 @@ vxge_hw_channel_dtr_free(struct __vxge_hw_channel *channel, void *dtrh);
 
 int
 vxge_hw_channel_dtr_count(struct __vxge_hw_channel *channel);
+
 void
 vxge_hw_vpath_tti_ci_set(struct __vxge_hw_device *hldev, u32 vp_id);