Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (66 commits)
  be2net: fix some cmds to use mccq instead of mbox
  atl1e: fix 2.6.31-git4 -- ATL1E 0000:03:00.0: DMA-API: device driver frees DMA
  pkt_sched: Fix qstats.qlen updating in dump_stats
  ipv6: Log the affected address when DAD failure occurs
  wl12xx: Fix print_mac() conversion.
  af_iucv: fix race when queueing skbs on the backlog queue
  af_iucv: do not call iucv_sock_kill() twice
  af_iucv: handle non-accepted sockets after resuming from suspend
  af_iucv: fix race in __iucv_sock_wait()
  iucv: use correct output register in iucv_query_maxconn()
  iucv: fix iucv_buffer_cpumask check when calling IUCV functions
  iucv: suspend/resume error msg for left over pathes
  wl12xx: switch to %pM to print the mac address
  b44: the poll handler b44_poll must not enable IRQ unconditionally
  ipv6: Ignore route option with ROUTER_PREF_INVALID
  bonding: make ab_arp select active slaves as other modes
  cfg80211: fix SME connect
  rc80211_minstrel: fix contention window calculation
  ssb/sdio: fix printk format warnings
  p54usb: add Zcomax XG-705A usbid
  ...

37 files changed, 545 insertions, 479 deletions

diff --git a/drivers/net/atl1e/atl1e.h b/drivers/net/atl1e/atl1e.h
index ba48220df16..490d3b38e0c 100644
--- a/drivers/net/atl1e/atl1e.h
+++ b/drivers/net/atl1e/atl1e.h
@@ -377,10 +377,19 @@ struct atl1e_hw {
  */
 struct atl1e_tx_buffer {
 	struct sk_buff *skb;
+	u16 flags;
+#define ATL1E_TX_PCIMAP_SINGLE		0x0001
+#define ATL1E_TX_PCIMAP_PAGE		0x0002
+#define ATL1E_TX_PCIMAP_TYPE_MASK	0x0003
 	u16 length;
 	dma_addr_t dma;
 };
 
+#define ATL1E_SET_PCIMAP_TYPE(tx_buff, type) do {		\
+	((tx_buff)->flags) &= ~ATL1E_TX_PCIMAP_TYPE_MASK;	\
+	((tx_buff)->flags) |= (type);				\
+	} while (0)
+
 struct atl1e_rx_page {
 	dma_addr_t	dma;    /* receive rage DMA address */
 	u8		*addr;   /* receive rage virtual address */
diff --git a/drivers/net/atl1e/atl1e_main.c b/drivers/net/atl1e/atl1e_main.c
index 69b830f4b68..955da733c2a 100644
--- a/drivers/net/atl1e/atl1e_main.c
+++ b/drivers/net/atl1e/atl1e_main.c
@@ -635,7 +635,11 @@ static void atl1e_clean_tx_ring(struct atl1e_adapter *adapter)
 	for (index = 0; index < ring_count; index++) {
 		tx_buffer = &tx_ring->tx_buffer[index];
 		if (tx_buffer->dma) {
-			pci_unmap_page(pdev, tx_buffer->dma,
+			if (tx_buffer->flags & ATL1E_TX_PCIMAP_SINGLE)
+				pci_unmap_single(pdev, tx_buffer->dma,
+					tx_buffer->length, PCI_DMA_TODEVICE);
+			else if (tx_buffer->flags & ATL1E_TX_PCIMAP_PAGE)
+				pci_unmap_page(pdev, tx_buffer->dma,
 					tx_buffer->length, PCI_DMA_TODEVICE);
 			tx_buffer->dma = 0;
 		}
@@ -1220,7 +1224,11 @@ static bool atl1e_clean_tx_irq(struct atl1e_adapter *adapter)
 	while (next_to_clean != hw_next_to_clean) {
 		tx_buffer = &tx_ring->tx_buffer[next_to_clean];
 		if (tx_buffer->dma) {
-			pci_unmap_page(adapter->pdev, tx_buffer->dma,
+			if (tx_buffer->flags & ATL1E_TX_PCIMAP_SINGLE)
+				pci_unmap_single(adapter->pdev, tx_buffer->dma,
+					tx_buffer->length, PCI_DMA_TODEVICE);
+			else if (tx_buffer->flags & ATL1E_TX_PCIMAP_PAGE)
+				pci_unmap_page(adapter->pdev, tx_buffer->dma,
 					tx_buffer->length, PCI_DMA_TODEVICE);
 			tx_buffer->dma = 0;
 		}
@@ -1741,6 +1749,7 @@ static void atl1e_tx_map(struct atl1e_adapter *adapter,
 		tx_buffer->length = map_len;
 		tx_buffer->dma = pci_map_single(adapter->pdev,
 					skb->data, hdr_len, PCI_DMA_TODEVICE);
+		ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_SINGLE);
 		mapped_len += map_len;
 		use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma);
 		use_tpd->word2 = (use_tpd->word2 & (~TPD_BUFLEN_MASK)) |
@@ -1766,6 +1775,7 @@ static void atl1e_tx_map(struct atl1e_adapter *adapter,
 		tx_buffer->dma =
 			pci_map_single(adapter->pdev, skb->data + mapped_len,
 					map_len, PCI_DMA_TODEVICE);
+		ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_SINGLE);
 		mapped_len  += map_len;
 		use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma);
 		use_tpd->word2 = (use_tpd->word2 & (~TPD_BUFLEN_MASK)) |
@@ -1801,6 +1811,7 @@ static void atl1e_tx_map(struct atl1e_adapter *adapter,
 						(i * MAX_TX_BUF_LEN),
 						tx_buffer->length,
 						PCI_DMA_TODEVICE);
+			ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_PAGE);
 			use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma);
 			use_tpd->word2 = (use_tpd->word2 & (~TPD_BUFLEN_MASK)) |
 					((cpu_to_le32(tx_buffer->length) &
diff --git a/drivers/net/b44.c b/drivers/net/b44.c
index 0189dcd36f3..e046943ef29 100644
--- a/drivers/net/b44.c
+++ b/drivers/net/b44.c
@@ -847,23 +847,22 @@ static int b44_poll(struct napi_struct *napi, int budget)
 {
 	struct b44 *bp = container_of(napi, struct b44, napi);
 	int work_done;
+	unsigned long flags;
 
-	spin_lock_irq(&bp->lock);
+	spin_lock_irqsave(&bp->lock, flags);
 
 	if (bp->istat & (ISTAT_TX | ISTAT_TO)) {
 		/* spin_lock(&bp->tx_lock); */
 		b44_tx(bp);
 		/* spin_unlock(&bp->tx_lock); */
 	}
-	spin_unlock_irq(&bp->lock);
+	spin_unlock_irqrestore(&bp->lock, flags);
 
 	work_done = 0;
 	if (bp->istat & ISTAT_RX)
 		work_done += b44_rx(bp, budget);
 
 	if (bp->istat & ISTAT_ERRORS) {
-		unsigned long flags;
-
 		spin_lock_irqsave(&bp->lock, flags);
 		b44_halt(bp);
 		b44_init_rings(bp);
diff --git a/drivers/net/benet/be.h b/drivers/net/benet/be.h
index 13b72ce870d..684c6fe24c8 100644
--- a/drivers/net/benet/be.h
+++ b/drivers/net/benet/be.h
@@ -362,5 +362,6 @@ static inline u8 is_udp_pkt(struct sk_buff *skb)
 extern void be_cq_notify(struct be_adapter *adapter, u16 qid, bool arm,
 		u16 num_popped);
 extern void be_link_status_update(struct be_adapter *adapter, bool link_up);
+extern void netdev_stats_update(struct be_adapter *adapter);
 extern int be_load_fw(struct be_adapter *adapter, u8 *func);
 #endif				/* BE_H */
diff --git a/drivers/net/benet/be_cmds.c b/drivers/net/benet/be_cmds.c
index 1db09249830..3dd76c4170b 100644
--- a/drivers/net/benet/be_cmds.c
+++ b/drivers/net/benet/be_cmds.c
@@ -59,15 +59,22 @@ static int be_mcc_compl_process(struct be_adapter *adapter,
 
 	compl_status = (compl->status >> CQE_STATUS_COMPL_SHIFT) &
 				CQE_STATUS_COMPL_MASK;
-	if (compl_status != MCC_STATUS_SUCCESS) {
+	if (compl_status == MCC_STATUS_SUCCESS) {
+		if (compl->tag0 == OPCODE_ETH_GET_STATISTICS) {
+			struct be_cmd_resp_get_stats *resp =
+						adapter->stats.cmd.va;
+			be_dws_le_to_cpu(&resp->hw_stats,
+						sizeof(resp->hw_stats));
+			netdev_stats_update(adapter);
+		}
+	} else if (compl_status != MCC_STATUS_NOT_SUPPORTED) {
 		extd_status = (compl->status >> CQE_STATUS_EXTD_SHIFT) &
 				CQE_STATUS_EXTD_MASK;
 		dev_warn(&adapter->pdev->dev,
 			"Error in cmd completion: status(compl/extd)=%d/%d\n",
 			compl_status, extd_status);
-		return -1;
 	}
-	return 0;
+	return compl_status;
 }
 
 /* Link state evt is a string of bytes; no need for endian swapping */
@@ -97,10 +104,10 @@ static struct be_mcc_compl *be_mcc_compl_get(struct be_adapter *adapter)
 	return NULL;
 }
 
-void be_process_mcc(struct be_adapter *adapter)
+int be_process_mcc(struct be_adapter *adapter)
 {
 	struct be_mcc_compl *compl;
-	int num = 0;
+	int num = 0, status = 0;
 
 	spin_lock_bh(&adapter->mcc_cq_lock);
 	while ((compl = be_mcc_compl_get(adapter))) {
@@ -111,38 +118,47 @@ void be_process_mcc(struct be_adapter *adapter)
 			/* Interpret compl as a async link evt */
 			be_async_link_state_process(adapter,
 				(struct be_async_event_link_state *) compl);
-		} else {
-			be_mcc_compl_process(adapter, compl);
-			atomic_dec(&adapter->mcc_obj.q.used);
+		} else if (compl->flags & CQE_FLAGS_COMPLETED_MASK) {
+				status = be_mcc_compl_process(adapter, compl);
+				atomic_dec(&adapter->mcc_obj.q.used);
 		}
 		be_mcc_compl_use(compl);
 		num++;
 	}
+
 	if (num)
 		be_cq_notify(adapter, adapter->mcc_obj.cq.id, true, num);
+
 	spin_unlock_bh(&adapter->mcc_cq_lock);
+	return status;
 }
 
 /* Wait till no more pending mcc requests are present */
-static void be_mcc_wait_compl(struct be_adapter *adapter)
+static int be_mcc_wait_compl(struct be_adapter *adapter)
 {
-#define mcc_timeout		50000 /* 5s timeout */
-	int i;
+#define mcc_timeout		120000 /* 12s timeout */
+	int i, status;
 	for (i = 0; i < mcc_timeout; i++) {
-		be_process_mcc(adapter);
+		status = be_process_mcc(adapter);
+		if (status)
+			return status;
+
 		if (atomic_read(&adapter->mcc_obj.q.used) == 0)
 			break;
 		udelay(100);
 	}
-	if (i == mcc_timeout)
+	if (i == mcc_timeout) {
 		dev_err(&adapter->pdev->dev, "mccq poll timed out\n");
+		return -1;
+	}
+	return 0;
 }
 
 /* Notify MCC requests and wait for completion */
-static void be_mcc_notify_wait(struct be_adapter *adapter)
+static int be_mcc_notify_wait(struct be_adapter *adapter)
 {
 	be_mcc_notify(adapter);
-	be_mcc_wait_compl(adapter);
+	return be_mcc_wait_compl(adapter);
 }
 
 static int be_mbox_db_ready_wait(struct be_adapter *adapter, void __iomem *db)
@@ -173,7 +189,7 @@ static int be_mbox_db_ready_wait(struct be_adapter *adapter, void __iomem *db)
  * Insert the mailbox address into the doorbell in two steps
  * Polls on the mbox doorbell till a command completion (or a timeout) occurs
  */
-static int be_mbox_notify(struct be_adapter *adapter)
+static int be_mbox_notify_wait(struct be_adapter *adapter)
 {
 	int status;
 	u32 val = 0;
@@ -182,8 +198,6 @@ static int be_mbox_notify(struct be_adapter *adapter)
 	struct be_mcc_mailbox *mbox = mbox_mem->va;
 	struct be_mcc_compl *compl = &mbox->compl;
 
-	memset(compl, 0, sizeof(*compl));
-
 	val |= MPU_MAILBOX_DB_HI_MASK;
 	/* at bits 2 - 31 place mbox dma addr msb bits 34 - 63 */
 	val |= (upper_32_bits(mbox_mem->dma) >> 2) << 2;
@@ -310,34 +324,40 @@ static u32 eq_delay_to_mult(u32 usec_delay)
 	return multiplier;
 }
 
-static inline struct be_mcc_wrb *wrb_from_mbox(struct be_dma_mem *mbox_mem)
+static inline struct be_mcc_wrb *wrb_from_mbox(struct be_adapter *adapter)
 {
-	return &((struct be_mcc_mailbox *)(mbox_mem->va))->wrb;
+	struct be_dma_mem *mbox_mem = &adapter->mbox_mem;
+	struct be_mcc_wrb *wrb
+		= &((struct be_mcc_mailbox *)(mbox_mem->va))->wrb;
+	memset(wrb, 0, sizeof(*wrb));
+	return wrb;
 }
 
-static inline struct be_mcc_wrb *wrb_from_mcc(struct be_queue_info *mccq)
+static struct be_mcc_wrb *wrb_from_mccq(struct be_adapter *adapter)
 {
-	struct be_mcc_wrb *wrb = NULL;
-	if (atomic_read(&mccq->used) < mccq->len) {
-		wrb = queue_head_node(mccq);
-		queue_head_inc(mccq);
-		atomic_inc(&mccq->used);
-		memset(wrb, 0, sizeof(*wrb));
-	}
+	struct be_queue_info *mccq = &adapter->mcc_obj.q;
+	struct be_mcc_wrb *wrb;
+
+	BUG_ON(atomic_read(&mccq->used) >= mccq->len);
+	wrb = queue_head_node(mccq);
+	queue_head_inc(mccq);
+	atomic_inc(&mccq->used);
+	memset(wrb, 0, sizeof(*wrb));
 	return wrb;
 }
 
 int be_cmd_eq_create(struct be_adapter *adapter,
 		struct be_queue_info *eq, int eq_delay)
 {
-	struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem);
-	struct be_cmd_req_eq_create *req = embedded_payload(wrb);
-	struct be_cmd_resp_eq_create *resp = embedded_payload(wrb);
+	struct be_mcc_wrb *wrb;
+	struct be_cmd_req_eq_create *req;
 	struct be_dma_mem *q_mem = &eq->dma_mem;
 	int status;
 
 	spin_lock(&adapter->mbox_lock);
-	memset(wrb, 0, sizeof(*wrb));
+
+	wrb = wrb_from_mbox(adapter);
+	req = embedded_payload(wrb);
 
 	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
 
@@ -359,25 +379,29 @@ int be_cmd_eq_create(struct be_adapter *adapter,
 
 	be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
 
-	status = be_mbox_notify(adapter);
+	status = be_mbox_notify_wait(adapter);
 	if (!status) {
+		struct be_cmd_resp_eq_create *resp = embedded_payload(wrb);
 		eq->id = le16_to_cpu(resp->eq_id);
 		eq->created = true;
 	}
+
 	spin_unlock(&adapter->mbox_lock);
 	return status;
 }
 
+/* Uses mbox */
 int be_cmd_mac_addr_query(struct be_adapter *adapter, u8 *mac_addr,
 			u8 type, bool permanent, u32 if_handle)
 {
-	struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem);
-	struct be_cmd_req_mac_query *req = embedded_payload(wrb);
-	struct be_cmd_resp_mac_query *resp = embedded_payload(wrb);
+	struct be_mcc_wrb *wrb;
+	struct be_cmd_req_mac_query *req;
 	int status;
 
 	spin_lock(&adapter->mbox_lock);
-	memset(wrb, 0, sizeof(*wrb));
+
+	wrb = wrb_from_mbox(adapter);
+	req = embedded_payload(wrb);
 
 	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
 
@@ -388,27 +412,32 @@ int be_cmd_mac_addr_query(struct be_adapter *adapter, u8 *mac_addr,
 	if (permanent) {
 		req->permanent = 1;
 	} else {
-		req->if_id = cpu_to_le16((u16)if_handle);
+		req->if_id = cpu_to_le16((u16) if_handle);
 		req->permanent = 0;
 	}
 
-	status = be_mbox_notify(adapter);
-	if (!status)
+	status = be_mbox_notify_wait(adapter);
+	if (!status) {
+		struct be_cmd_resp_mac_query *resp = embedded_payload(wrb);
 		memcpy(mac_addr, resp->mac.addr, ETH_ALEN);
+	}
 
 	spin_unlock(&adapter->mbox_lock);
 	return status;
 }
 
+/* Uses synchronous MCCQ */
 int be_cmd_pmac_add(struct be_adapter *adapter, u8 *mac_addr,
 		u32 if_id, u32 *pmac_id)
 {
-	struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem);
-	struct be_cmd_req_pmac_add *req = embedded_payload(wrb);
+	struct be_mcc_wrb *wrb;
+	struct be_cmd_req_pmac_add *req;
 	int status;
 
-	spin_lock(&adapter->mbox_lock);
-	memset(wrb, 0, sizeof(*wrb));
+	spin_lock_bh(&adapter->mcc_lock);
+
+	wrb = wrb_from_mccq(adapter);
+	req = embedded_payload(wrb);
 
 	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
 
@@ -418,24 +447,27 @@ int be_cmd_pmac_add(struct be_adapter *adapter, u8 *mac_addr,
 	req->if_id = cpu_to_le32(if_id);
 	memcpy(req->mac_address, mac_addr, ETH_ALEN);
 
-	status = be_mbox_notify(adapter);
+	status = be_mcc_notify_wait(adapter);
 	if (!status) {
 		struct be_cmd_resp_pmac_add *resp = embedded_payload(wrb);
 		*pmac_id = le32_to_cpu(resp->pmac_id);
 	}
 
-	spin_unlock(&adapter->mbox_lock);
+	spin_unlock_bh(&adapter->mcc_lock);
 	return status;
 }
 
+/* Uses synchronous MCCQ */
 int be_cmd_pmac_del(struct be_adapter *adapter, u32 if_id, u32 pmac_id)
 {
-	struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem);
-	struct be_cmd_req_pmac_del *req = embedded_payload(wrb);
+	struct be_mcc_wrb *wrb;
+	struct be_cmd_req_pmac_del *req;
 	int status;
 
-	spin_lock(&adapter->mbox_lock);
-	memset(wrb, 0, sizeof(*wrb));
+	spin_lock_bh(&adapter->mcc_lock);
+
+	wrb = wrb_from_mccq(adapter);
+	req = embedded_payload(wrb);
 
 	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
 
@@ -445,25 +477,29 @@ int be_cmd_pmac_del(struct be_adapter *adapter, u32 if_id, u32 pmac_id)
 	req->if_id = cpu_to_le32(if_id);
 	req->pmac_id = cpu_to_le32(pmac_id);
 
-	status = be_mbox_notify(adapter);
-	spin_unlock(&adapter->mbox_lock);
+	status = be_mcc_notify_wait(adapter);
+
+	spin_unlock_bh(&adapter->mcc_lock);
 
 	return status;
 }
 
+/* Uses Mbox */
 int be_cmd_cq_create(struct be_adapter *adapter,
 		struct be_queue_info *cq, struct be_queue_info *eq,
 		bool sol_evts, bool no_delay, int coalesce_wm)
 {
-	struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem);
-	struct be_cmd_req_cq_create *req = embedded_payload(wrb);
-	struct be_cmd_resp_cq_create *resp = embedded_payload(wrb);
+	struct be_mcc_wrb *wrb;
+	struct be_cmd_req_cq_create *req;
 	struct be_dma_mem *q_mem = &cq->dma_mem;
-	void *ctxt = &req->context;
+	void *ctxt;
 	int status;
 
 	spin_lock(&adapter->mbox_lock);
-	memset(wrb, 0, sizeof(*wrb));
+
+	wrb = wrb_from_mbox(adapter);
+	req = embedded_payload(wrb);
+	ctxt = &req->context;
 
 	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
 
@@ -486,11 +522,13 @@ int be_cmd_cq_create(struct be_adapter *adapter,
 
 	be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
 
-	status = be_mbox_notify(adapter);
+	status = be_mbox_notify_wait(adapter);
 	if (!status) {
+		struct be_cmd_resp_cq_create *resp = embedded_payload(wrb);
 		cq->id = le16_to_cpu(resp->cq_id);
 		cq->created = true;
 	}
+
 	spin_unlock(&adapter->mbox_lock);
 
 	return status;
@@ -508,14 +546,17 @@ int be_cmd_mccq_create(struct be_adapter *adapter,
 			struct be_queue_info *mccq,
 			struct be_queue_info *cq)
 {
-	struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem);
-	struct be_cmd_req_mcc_create *req = embedded_payload(wrb);
+	struct be_mcc_wrb *wrb;
+	struct be_cmd_req_mcc_create *req;
 	struct be_dma_mem *q_mem = &mccq->dma_mem;
-	void *ctxt = &req->context;
+	void *ctxt;
 	int status;
 
 	spin_lock(&adapter->mbox_lock);
-	memset(wrb, 0, sizeof(*wrb));
+
+	wrb = wrb_from_mbox(adapter);
+	req = embedded_payload(wrb);
+	ctxt = &req->context;
 
 	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
 
@@ -534,7 +575,7 @@ int be_cmd_mccq_create(struct be_adapter *adapter,
 
 	be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
 
-	status = be_mbox_notify(adapter);
+	status = be_mbox_notify_wait(adapter);
 	if (!status) {
 		struct be_cmd_resp_mcc_create *resp = embedded_payload(wrb);
 		mccq->id = le16_to_cpu(resp->id);
@@ -549,15 +590,17 @@ int be_cmd_txq_create(struct be_adapter *adapter,
 			struct be_queue_info *txq,
 			struct be_queue_info *cq)
 {
-	struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem);
-	struct be_cmd_req_eth_tx_create *req = embedded_payload(wrb);
+	struct be_mcc_wrb *wrb;
+	struct be_cmd_req_eth_tx_create *req;
 	struct be_dma_mem *q_mem = &txq->dma_mem;
-	void *ctxt = &req->context;
+	void *ctxt;
 	int status;
-	u32 len_encoded;
 
 	spin_lock(&adapter->mbox_lock);
-	memset(wrb, 0, sizeof(*wrb));
+
+	wrb = wrb_from_mbox(adapter);
+	req = embedded_payload(wrb);
+	ctxt = &req->context;
 
 	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
 
@@ -568,10 +611,8 @@ int be_cmd_txq_create(struct be_adapter *adapter,
 	req->ulp_num = BE_ULP1_NUM;
 	req->type = BE_ETH_TX_RING_TYPE_STANDARD;
 
-	len_encoded = fls(txq->len); /* log2(len) + 1 */
-	if (len_encoded == 16)
-		len_encoded = 0;
-	AMAP_SET_BITS(struct amap_tx_context, tx_ring_size, ctxt, len_encoded);
+	AMAP_SET_BITS(struct amap_tx_context, tx_ring_size, ctxt,
+		be_encoded_q_len(txq->len));
 	AMAP_SET_BITS(struct amap_tx_context, pci_func_id, ctxt,
 			be_pci_func(adapter));
 	AMAP_SET_BITS(struct amap_tx_context, ctx_valid, ctxt, 1);
@@ -581,28 +622,32 @@ int be_cmd_txq_create(struct be_adapter *adapter,
 
 	be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
 
-	status = be_mbox_notify(adapter);
+	status = be_mbox_notify_wait(adapter);
 	if (!status) {
 		struct be_cmd_resp_eth_tx_create *resp = embedded_payload(wrb);
 		txq->id = le16_to_cpu(resp->cid);
 		txq->created = true;
 	}
+
 	spin_unlock(&adapter->mbox_lock);
 
 	return status;
 }
 
+/* Uses mbox */
 int be_cmd_rxq_create(struct be_adapter *adapter,
 		struct be_queue_info *rxq, u16 cq_id, u16 frag_size,
 		u16 max_frame_size, u32 if_id, u32 rss)
 {
-	struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem);
-	struct be_cmd_req_eth_rx_create *req = embedded_payload(wrb);
+	struct be_mcc_wrb *wrb;
+	struct be_cmd_req_eth_rx_create *req;
 	struct be_dma_mem *q_mem = &rxq->dma_mem;
 	int status;
 
 	spin_lock(&adapter->mbox_lock);
-	memset(wrb, 0, sizeof(*wrb));
+
+	wrb = wrb_from_mbox(adapter);
+	req = embedded_payload(wrb);
 
 	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
 
@@ -617,29 +662,34 @@ int be_cmd_rxq_create(struct be_adapter *adapter,
 	req->max_frame_size = cpu_to_le16(max_frame_size);
 	req->rss_queue = cpu_to_le32(rss);
 
-	status = be_mbox_notify(adapter);
+	status = be_mbox_notify_wait(adapter);
 	if (!status) {
 		struct be_cmd_resp_eth_rx_create *resp = embedded_payload(wrb);
 		rxq->id = le16_to_cpu(resp->id);
 		rxq->created = true;
 	}
+
 	spin_unlock(&adapter->mbox_lock);
 
 	return status;
 }
 
-/* Generic destroyer function for all types of queues */
+/* Generic destroyer function for all types of queues
+ * Uses Mbox
+ */
 int be_cmd_q_destroy(struct be_adapter *adapter, struct be_queue_info *q,
 		int queue_type)
 {
-	struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem);
-	struct be_cmd_req_q_destroy *req = embedded_payload(wrb);
+	struct be_mcc_wrb *wrb;
+	struct be_cmd_req_q_destroy *req;
 	u8 subsys = 0, opcode = 0;
 	int status;
 
 	spin_lock(&adapter->mbox_lock);
 
-	memset(wrb, 0, sizeof(*wrb));
+	wrb = wrb_from_mbox(adapter);
+	req = embedded_payload(wrb);
+
 	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
 
 	switch (queue_type) {
@@ -669,23 +719,27 @@ int be_cmd_q_destroy(struct be_adapter *adapter, struct be_queue_info *q,
 	be_cmd_hdr_prepare(&req->hdr, subsys, opcode, sizeof(*req));
 	req->id = cpu_to_le16(q->id);
 
-	status = be_mbox_notify(adapter);
+	status = be_mbox_notify_wait(adapter);
 
 	spin_unlock(&adapter->mbox_lock);
 
 	return status;
 }
 
-/* Create an rx filtering policy configuration on an i/f */
+/* Create an rx filtering policy configuration on an i/f
+ * Uses mbox
+ */
 int be_cmd_if_create(struct be_adapter *adapter, u32 flags, u8 *mac,
 		bool pmac_invalid, u32 *if_handle, u32 *pmac_id)
 {
-	struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem);
-	struct be_cmd_req_if_create *req = embedded_payload(wrb);
+	struct be_mcc_wrb *wrb;
+	struct be_cmd_req_if_create *req;
 	int status;
 
 	spin_lock(&adapter->mbox_lock);
-	memset(wrb, 0, sizeof(*wrb));
+
+	wrb = wrb_from_mbox(adapter);
+	req = embedded_payload(wrb);
 
 	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
 
@@ -694,10 +748,11 @@ int be_cmd_if_create(struct be_adapter *adapter, u32 flags, u8 *mac,
 
 	req->capability_flags = cpu_to_le32(flags);
 	req->enable_flags = cpu_to_le32(flags);
+	req->pmac_invalid = pmac_invalid;
 	if (!pmac_invalid)
 		memcpy(req->mac_addr, mac, ETH_ALEN);
 
-	status = be_mbox_notify(adapter);
+	status = be_mbox_notify_wait(adapter);
 	if (!status) {
 		struct be_cmd_resp_if_create *resp = embedded_payload(wrb);
 		*if_handle = le32_to_cpu(resp->interface_id);
@@ -709,14 +764,17 @@ int be_cmd_if_create(struct be_adapter *adapter, u32 flags, u8 *mac,
 	return status;
 }
 
+/* Uses mbox */
 int be_cmd_if_destroy(struct be_adapter *adapter, u32 interface_id)
 {
-	struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem);
-	struct be_cmd_req_if_destroy *req = embedded_payload(wrb);
+	struct be_mcc_wrb *wrb;
+	struct be_cmd_req_if_destroy *req;
 	int status;
 
 	spin_lock(&adapter->mbox_lock);
-	memset(wrb, 0, sizeof(*wrb));
+
+	wrb = wrb_from_mbox(adapter);
+	req = embedded_payload(wrb);
 
 	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
 
@@ -724,7 +782,8 @@ int be_cmd_if_destroy(struct be_adapter *adapter, u32 interface_id)
 		OPCODE_COMMON_NTWK_INTERFACE_DESTROY, sizeof(*req));
 
 	req->interface_id = cpu_to_le32(interface_id);
-	status = be_mbox_notify(adapter);
+
+	status = be_mbox_notify_wait(adapter);
 
 	spin_unlock(&adapter->mbox_lock);
 
@@ -733,20 +792,22 @@ int be_cmd_if_destroy(struct be_adapter *adapter, u32 interface_id)
 
 /* Get stats is a non embedded command: the request is not embedded inside
  * WRB but is a separate dma memory block
+ * Uses asynchronous MCC
  */
 int be_cmd_get_stats(struct be_adapter *adapter, struct be_dma_mem *nonemb_cmd)
 {
-	struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem);
-	struct be_cmd_req_get_stats *req = nonemb_cmd->va;
-	struct be_sge *sge = nonembedded_sgl(wrb);
-	int status;
+	struct be_mcc_wrb *wrb;
+	struct be_cmd_req_get_stats *req;
+	struct be_sge *sge;
 
-	spin_lock(&adapter->mbox_lock);
-	memset(wrb, 0, sizeof(*wrb));
+	spin_lock_bh(&adapter->mcc_lock);
 
-	memset(req, 0, sizeof(*req));
+	wrb = wrb_from_mccq(adapter);
+	req = nonemb_cmd->va;
+	sge = nonembedded_sgl(wrb);
 
 	be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1);
+	wrb->tag0 = OPCODE_ETH_GET_STATISTICS;
 
 	be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
 		OPCODE_ETH_GET_STATISTICS, sizeof(*req));
@@ -754,59 +815,61 @@ int be_cmd_get_stats(struct be_adapter *adapter, struct be_dma_mem *nonemb_cmd)
 	sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF);
 	sge->len = cpu_to_le32(nonemb_cmd->size);
 
-	status = be_mbox_notify(adapter);
-	if (!status) {
-		struct be_cmd_resp_get_stats *resp = nonemb_cmd->va;
-		be_dws_le_to_cpu(&resp->hw_stats, sizeof(resp->hw_stats));
-	}
+	be_mcc_notify(adapter);
 
-	spin_unlock(&adapter->mbox_lock);
-	return status;
+	spin_unlock_bh(&adapter->mcc_lock);
+	return 0;
 }
 
+/* Uses synchronous mcc */
 int be_cmd_link_status_query(struct be_adapter *adapter,
 			bool *link_up)
 {
-	struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem);
-	struct be_cmd_req_link_status *req = embedded_payload(wrb);
+	struct be_mcc_wrb *wrb;
+	struct be_cmd_req_link_status *req;
 	int status;
 
-	spin_lock(&adapter->mbox_lock);
+	spin_lock_bh(&adapter->mcc_lock);
+
+	wrb = wrb_from_mccq(adapter);
+	req = embedded_payload(wrb);
 
 	*link_up = false;
-	memset(wrb, 0, sizeof(*wrb));
 
 	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
 
 	be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
 		OPCODE_COMMON_NTWK_LINK_STATUS_QUERY, sizeof(*req));
 
-	status = be_mbox_notify(adapter);
+	st