5 files changed, 129 insertions, 131 deletions

diff --git a/drivers/net/cxgb4/cxgb4.h b/drivers/net/cxgb4/cxgb4.h
index 3d4253d311e..01d49eaa44d 100644
--- a/drivers/net/cxgb4/cxgb4.h
+++ b/drivers/net/cxgb4/cxgb4.h
@@ -482,11 +482,9 @@ struct adapter {
 	void __iomem *regs;
 	struct pci_dev *pdev;
 	struct device *pdev_dev;
-	unsigned long registered_device_map;
 	unsigned int fn;
 	unsigned int flags;
 
-	const char *name;
 	int msg_enable;
 
 	struct adapter_params params;
@@ -497,7 +495,7 @@ struct adapter {
 
 	struct {
 		unsigned short vec;
-		char desc[14];
+		char desc[IFNAMSIZ + 10];
 	} msix_info[MAX_INGQ + 1];
 
 	struct sge sge;
diff --git a/drivers/net/cxgb4/cxgb4_main.c b/drivers/net/cxgb4/cxgb4_main.c
index f50bc98310f..059c1eec8c3 100644
--- a/drivers/net/cxgb4/cxgb4_main.c
+++ b/drivers/net/cxgb4/cxgb4_main.c
@@ -522,39 +522,33 @@ static irqreturn_t t4_nondata_intr(int irq, void *cookie)
  */
 static void name_msix_vecs(struct adapter *adap)
 {
-	int i, j, msi_idx = 2, n = sizeof(adap->msix_info[0].desc) - 1;
+	int i, j, msi_idx = 2, n = sizeof(adap->msix_info[0].desc);
 
 	/* non-data interrupts */
-	snprintf(adap->msix_info[0].desc, n, "%s", adap->name);
-	adap->msix_info[0].desc[n] = 0;
+	snprintf(adap->msix_info[0].desc, n, "%s", adap->port[0]->name);
 
 	/* FW events */
-	snprintf(adap->msix_info[1].desc, n, "%s-FWeventq", adap->name);
-	adap->msix_info[1].desc[n] = 0;
+	snprintf(adap->msix_info[1].desc, n, "%s-FWeventq",
+		 adap->port[0]->name);
 
 	/* Ethernet queues */
 	for_each_port(adap, j) {
 		struct net_device *d = adap->port[j];
 		const struct port_info *pi = netdev_priv(d);
 
-		for (i = 0; i < pi->nqsets; i++, msi_idx++) {
+		for (i = 0; i < pi->nqsets; i++, msi_idx++)
 			snprintf(adap->msix_info[msi_idx].desc, n, "%s-Rx%d",
 				 d->name, i);
-			adap->msix_info[msi_idx].desc[n] = 0;
-		}
 	}
 
 	/* offload queues */
-	for_each_ofldrxq(&adap->sge, i) {
-		snprintf(adap->msix_info[msi_idx].desc, n, "%s-ofld%d",
-			 adap->name, i);
-		adap->msix_info[msi_idx++].desc[n] = 0;
-	}
-	for_each_rdmarxq(&adap->sge, i) {
-		snprintf(adap->msix_info[msi_idx].desc, n, "%s-rdma%d",
-			 adap->name, i);
-		adap->msix_info[msi_idx++].desc[n] = 0;
-	}
+	for_each_ofldrxq(&adap->sge, i)
+		snprintf(adap->msix_info[msi_idx++].desc, n, "%s-ofld%d",
+			 adap->port[0]->name, i);
+
+	for_each_rdmarxq(&adap->sge, i)
+		snprintf(adap->msix_info[msi_idx++].desc, n, "%s-rdma%d",
+			 adap->port[0]->name, i);
 }
 
 static int request_msix_queue_irqs(struct adapter *adap)
@@ -868,12 +862,10 @@ out:	release_firmware(fw);
  */
 void *t4_alloc_mem(size_t size)
 {
-	void *p = kmalloc(size, GFP_KERNEL);
+	void *p = kzalloc(size, GFP_KERNEL);
 
 	if (!p)
-		p = vmalloc(size);
-	if (p)
-		memset(p, 0, size);
+		p = vzalloc(size);
 	return p;
 }
 
@@ -1377,7 +1369,12 @@ static unsigned int from_fw_linkcaps(unsigned int type, unsigned int caps)
 	} else if (type == FW_PORT_TYPE_KR)
 		v |= SUPPORTED_Backplane | SUPPORTED_10000baseKR_Full;
 	else if (type == FW_PORT_TYPE_BP_AP)
-		v |= SUPPORTED_Backplane | SUPPORTED_10000baseR_FEC;
+		v |= SUPPORTED_Backplane | SUPPORTED_10000baseR_FEC |
+		     SUPPORTED_10000baseKR_Full | SUPPORTED_1000baseKX_Full;
+	else if (type == FW_PORT_TYPE_BP4_AP)
+		v |= SUPPORTED_Backplane | SUPPORTED_10000baseR_FEC |
+		     SUPPORTED_10000baseKR_Full | SUPPORTED_1000baseKX_Full |
+		     SUPPORTED_10000baseKX4_Full;
 	else if (type == FW_PORT_TYPE_FIBER_XFI ||
 		 type == FW_PORT_TYPE_FIBER_XAUI || type == FW_PORT_TYPE_SFP)
 		v |= SUPPORTED_FIBRE;
@@ -2668,7 +2665,7 @@ static int cxgb_up(struct adapter *adap)
 	} else {
 		err = request_irq(adap->pdev->irq, t4_intr_handler(adap),
 				  (adap->flags & USING_MSI) ? 0 : IRQF_SHARED,
-				  adap->name, adap);
+				  adap->port[0]->name, adap);
 		if (err)
 			goto irq_err;
 	}
@@ -2719,10 +2716,6 @@ static int cxgb_open(struct net_device *dev)
 			return err;
 	}
 
-	netif_set_real_num_tx_queues(dev, pi->nqsets);
-	err = netif_set_real_num_rx_queues(dev, pi->nqsets);
-	if (err)
-		return err;
 	err = link_start(dev);
 	if (!err)
 		netif_tx_start_all_queues(dev);
@@ -3491,49 +3484,53 @@ static int __devinit init_rss(struct adapter *adap)
 	return 0;
 }
 
-static void __devinit print_port_info(struct adapter *adap)
+static void __devinit print_port_info(const struct net_device *dev)
 {
 	static const char *base[] = {
 		"R XFI", "R XAUI", "T SGMII", "T XFI", "T XAUI", "KX4", "CX4",
-		"KX", "KR", "KR SFP+", "KR FEC"
+		"KX", "KR", "R SFP+", "KR/KX", "KR/KX/KX4"
 	};
 
-	int i;
 	char buf[80];
+	char *bufp = buf;
 	const char *spd = "";
+	const struct port_info *pi = netdev_priv(dev);
+	const struct adapter *adap = pi->adapter;
 
 	if (adap->params.pci.speed == PCI_EXP_LNKSTA_CLS_2_5GB)
 		spd = " 2.5 GT/s";
 	else if (adap->params.pci.speed == PCI_EXP_LNKSTA_CLS_5_0GB)
 		spd = " 5 GT/s";
 
-	for_each_port(adap, i) {
-		struct net_device *dev = adap->port[i];
-		const struct port_info *pi = netdev_priv(dev);
-		char *bufp = buf;
+	if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_100M)
+		bufp += sprintf(bufp, "100/");
+	if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_1G)
+		bufp += sprintf(bufp, "1000/");
+	if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_10G)
+		bufp += sprintf(bufp, "10G/");
+	if (bufp != buf)
+		--bufp;
+	sprintf(bufp, "BASE-%s", base[pi->port_type]);
 
-		if (!test_bit(i, &adap->registered_device_map))
-			continue;
+	netdev_info(dev, "Chelsio %s rev %d %s %sNIC PCIe x%d%s%s\n",
+		    adap->params.vpd.id, adap->params.rev, buf,
+		    is_offload(adap) ? "R" : "", adap->params.pci.width, spd,
+		    (adap->flags & USING_MSIX) ? " MSI-X" :
+		    (adap->flags & USING_MSI) ? " MSI" : "");
+	netdev_info(dev, "S/N: %s, E/C: %s\n",
+		    adap->params.vpd.sn, adap->params.vpd.ec);
+}
 
-		if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_100M)
-			bufp += sprintf(bufp, "100/");
-		if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_1G)
-			bufp += sprintf(bufp, "1000/");
-		if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_10G)
-			bufp += sprintf(bufp, "10G/");
-		if (bufp != buf)
-			--bufp;
-		sprintf(bufp, "BASE-%s", base[pi->port_type]);
+static void __devinit enable_pcie_relaxed_ordering(struct pci_dev *dev)
+{
+	u16 v;
+	int pos;
 
-		netdev_info(dev, "Chelsio %s rev %d %s %sNIC PCIe x%d%s%s\n",
-			    adap->params.vpd.id, adap->params.rev,
-			    buf, is_offload(adap) ? "R" : "",
-			    adap->params.pci.width, spd,
-			    (adap->flags & USING_MSIX) ? " MSI-X" :
-			    (adap->flags & USING_MSI) ? " MSI" : "");
-		if (adap->name == dev->name)
-			netdev_info(dev, "S/N: %s, E/C: %s\n",
-				    adap->params.vpd.sn, adap->params.vpd.ec);
+	pos = pci_pcie_cap(dev);
+	if (pos > 0) {
+		pci_read_config_word(dev, pos + PCI_EXP_DEVCTL, &v);
+		v |= PCI_EXP_DEVCTL_RELAX_EN;
+		pci_write_config_word(dev, pos + PCI_EXP_DEVCTL, v);
 	}
 }
 
@@ -3611,6 +3608,7 @@ static int __devinit init_one(struct pci_dev *pdev,
 	}
 
 	pci_enable_pcie_error_reporting(pdev);
+	enable_pcie_relaxed_ordering(pdev);
 	pci_set_master(pdev);
 	pci_save_state(pdev);
 
@@ -3630,7 +3628,6 @@ static int __devinit init_one(struct pci_dev *pdev,
 	adapter->pdev = pdev;
 	adapter->pdev_dev = &pdev->dev;
 	adapter->fn = func;
-	adapter->name = pci_name(pdev);
 	adapter->msg_enable = dflt_msg_enable;
 	memset(adapter->chan_map, 0xff, sizeof(adapter->chan_map));
 
@@ -3721,27 +3718,24 @@ static int __devinit init_one(struct pci_dev *pdev,
 	 * register at least one net device.
 	 */
 	for_each_port(adapter, i) {
+		pi = adap2pinfo(adapter, i);
+		netif_set_real_num_tx_queues(adapter->port[i], pi->nqsets);
+		netif_set_real_num_rx_queues(adapter->port[i], pi->nqsets);
+
 		err = register_netdev(adapter->port[i]);
 		if (err)
-			dev_warn(&pdev->dev,
-				 "cannot register net device %s, skipping\n",
-				 adapter->port[i]->name);
-		else {
-			/*
-			 * Change the name we use for messages to the name of
-			 * the first successfully registered interface.
-			 */
-			if (!adapter->registered_device_map)
-				adapter->name = adapter->port[i]->name;
-
-			__set_bit(i, &adapter->registered_device_map);
-			adapter->chan_map[adap2pinfo(adapter, i)->tx_chan] = i;
-		}
+			break;
+		adapter->chan_map[pi->tx_chan] = i;
+		print_port_info(adapter->port[i]);
 	}
-	if (!adapter->registered_device_map) {
+	if (i == 0) {
 		dev_err(&pdev->dev, "could not register any net devices\n");
 		goto out_free_dev;
 	}
+	if (err) {
+		dev_warn(&pdev->dev, "only %d net devices registered\n", i);
+		err = 0;
+	};
 
 	if (cxgb4_debugfs_root) {
 		adapter->debugfs_root = debugfs_create_dir(pci_name(pdev),
@@ -3752,8 +3746,6 @@ static int __devinit init_one(struct pci_dev *pdev,
 	if (is_offload(adapter))
 		attach_ulds(adapter);
 
-	print_port_info(adapter);
-
 sriov:
 #ifdef CONFIG_PCI_IOV
 	if (func < ARRAY_SIZE(num_vf) && num_vf[func] > 0)
@@ -3792,7 +3784,7 @@ static void __devexit remove_one(struct pci_dev *pdev)
 			detach_ulds(adapter);
 
 		for_each_port(adapter, i)
-			if (test_bit(i, &adapter->registered_device_map))
+			if (adapter->port[i]->reg_state == NETREG_REGISTERED)
 				unregister_netdev(adapter->port[i]);
 
 		if (adapter->debugfs_root)
diff --git a/drivers/net/cxgb4/sge.c b/drivers/net/cxgb4/sge.c
index 17022258ed6..311471b439a 100644
--- a/drivers/net/cxgb4/sge.c
+++ b/drivers/net/cxgb4/sge.c
@@ -579,6 +579,7 @@ static inline void __refill_fl(struct adapter *adap, struct sge_fl *fl)
  *	@phys: the physical address of the allocated ring
  *	@metadata: address of the array holding the SW state for the ring
  *	@stat_size: extra space in HW ring for status information
+ *	@node: preferred node for memory allocations
  *
  *	Allocates resources for an SGE descriptor ring, such as Tx queues,
  *	free buffer lists, or response queues.  Each SGE ring requires
@@ -590,7 +591,7 @@ static inline void __refill_fl(struct adapter *adap, struct sge_fl *fl)
  */
 static void *alloc_ring(struct device *dev, size_t nelem, size_t elem_size,
 			size_t sw_size, dma_addr_t *phys, void *metadata,
-			size_t stat_size)
+			size_t stat_size, int node)
 {
 	size_t len = nelem * elem_size + stat_size;
 	void *s = NULL;
@@ -599,7 +600,7 @@ static void *alloc_ring(struct device *dev, size_t nelem, size_t elem_size,
 	if (!p)
 		return NULL;
 	if (sw_size) {
-		s = kcalloc(nelem, sw_size, GFP_KERNEL);
+		s = kzalloc_node(nelem * sw_size, GFP_KERNEL, node);
 
 		if (!s) {
 			dma_free_coherent(dev, len, p, *phys);
@@ -1982,7 +1983,7 @@ int t4_sge_alloc_rxq(struct adapter *adap, struct sge_rspq *iq, bool fwevtq,
 	iq->size = roundup(iq->size, 16);
 
 	iq->desc = alloc_ring(adap->pdev_dev, iq->size, iq->iqe_len, 0,
-			      &iq->phys_addr, NULL, 0);
+			      &iq->phys_addr, NULL, 0, NUMA_NO_NODE);
 	if (!iq->desc)
 		return -ENOMEM;
 
@@ -2008,12 +2009,14 @@ int t4_sge_alloc_rxq(struct adapter *adap, struct sge_rspq *iq, bool fwevtq,
 		fl->size = roundup(fl->size, 8);
 		fl->desc = alloc_ring(adap->pdev_dev, fl->size, sizeof(__be64),
 				      sizeof(struct rx_sw_desc), &fl->addr,
-				      &fl->sdesc, STAT_LEN);
+				      &fl->sdesc, STAT_LEN, NUMA_NO_NODE);
 		if (!fl->desc)
 			goto fl_nomem;
 
 		flsz = fl->size / 8 + STAT_LEN / sizeof(struct tx_desc);
 		c.iqns_to_fl0congen = htonl(FW_IQ_CMD_FL0PACKEN |
+					    FW_IQ_CMD_FL0FETCHRO(1) |
+					    FW_IQ_CMD_FL0DATARO(1) |
 					    FW_IQ_CMD_FL0PADEN);
 		c.fl0dcaen_to_fl0cidxfthresh = htons(FW_IQ_CMD_FL0FBMIN(2) |
 				FW_IQ_CMD_FL0FBMAX(3));
@@ -2093,7 +2096,8 @@ int t4_sge_alloc_eth_txq(struct adapter *adap, struct sge_eth_txq *txq,
 
 	txq->q.desc = alloc_ring(adap->pdev_dev, txq->q.size,
 			sizeof(struct tx_desc), sizeof(struct tx_sw_desc),
-			&txq->q.phys_addr, &txq->q.sdesc, STAT_LEN);
+			&txq->q.phys_addr, &txq->q.sdesc, STAT_LEN,
+			netdev_queue_numa_node_read(netdevq));
 	if (!txq->q.desc)
 		return -ENOMEM;
 
@@ -2106,6 +2110,7 @@ int t4_sge_alloc_eth_txq(struct adapter *adap, struct sge_eth_txq *txq,
 	c.viid_pkd = htonl(FW_EQ_ETH_CMD_VIID(pi->viid));
 	c.fetchszm_to_iqid = htonl(FW_EQ_ETH_CMD_HOSTFCMODE(2) |
 				   FW_EQ_ETH_CMD_PCIECHN(pi->tx_chan) |
+				   FW_EQ_ETH_CMD_FETCHRO(1) |
 				   FW_EQ_ETH_CMD_IQID(iqid));
 	c.dcaen_to_eqsize = htonl(FW_EQ_ETH_CMD_FBMIN(2) |
 				  FW_EQ_ETH_CMD_FBMAX(3) |
@@ -2144,7 +2149,7 @@ int t4_sge_alloc_ctrl_txq(struct adapter *adap, struct sge_ctrl_txq *txq,
 
 	txq->q.desc = alloc_ring(adap->pdev_dev, nentries,
 				 sizeof(struct tx_desc), 0, &txq->q.phys_addr,
-				 NULL, 0);
+				 NULL, 0, NUMA_NO_NODE);
 	if (!txq->q.desc)
 		return -ENOMEM;
 
@@ -2158,6 +2163,7 @@ int t4_sge_alloc_ctrl_txq(struct adapter *adap, struct sge_ctrl_txq *txq,
 	c.physeqid_pkd = htonl(0);
 	c.fetchszm_to_iqid = htonl(FW_EQ_CTRL_CMD_HOSTFCMODE(2) |
 				   FW_EQ_CTRL_CMD_PCIECHN(pi->tx_chan) |
+				   FW_EQ_CTRL_CMD_FETCHRO |
 				   FW_EQ_CTRL_CMD_IQID(iqid));
 	c.dcaen_to_eqsize = htonl(FW_EQ_CTRL_CMD_FBMIN(2) |
 				  FW_EQ_CTRL_CMD_FBMAX(3) |
@@ -2194,7 +2200,8 @@ int t4_sge_alloc_ofld_txq(struct adapter *adap, struct sge_ofld_txq *txq,
 
 	txq->q.desc = alloc_ring(adap->pdev_dev, txq->q.size,
 			sizeof(struct tx_desc), sizeof(struct tx_sw_desc),
-			&txq->q.phys_addr, &txq->q.sdesc, STAT_LEN);
+			&txq->q.phys_addr, &txq->q.sdesc, STAT_LEN,
+			NUMA_NO_NODE);
 	if (!txq->q.desc)
 		return -ENOMEM;
 
@@ -2207,6 +2214,7 @@ int t4_sge_alloc_ofld_txq(struct adapter *adap, struct sge_ofld_txq *txq,
 				 FW_EQ_OFLD_CMD_EQSTART | FW_LEN16(c));
 	c.fetchszm_to_iqid = htonl(FW_EQ_OFLD_CMD_HOSTFCMODE(2) |
 				   FW_EQ_OFLD_CMD_PCIECHN(pi->tx_chan) |
+				   FW_EQ_OFLD_CMD_FETCHRO(1) |
 				   FW_EQ_OFLD_CMD_IQID(iqid));
 	c.dcaen_to_eqsize = htonl(FW_EQ_OFLD_CMD_FBMIN(2) |
 				  FW_EQ_OFLD_CMD_FBMAX(3) |
diff --git a/drivers/net/cxgb4/t4_hw.c b/drivers/net/cxgb4/t4_hw.c
index e97521c801e..b9fd8a6f2cc 100644
--- a/drivers/net/cxgb4/t4_hw.c
+++ b/drivers/net/cxgb4/t4_hw.c
@@ -183,7 +183,7 @@ static void dump_mbox(struct adapter *adap, int mbox, u32 data_reg)
 int t4_wr_mbox_meat(struct adapter *adap, int mbox, const void *cmd, int size,
 		    void *rpl, bool sleep_ok)
 {
-	static int delay[] = {
+	static const int delay[] = {
 		1, 1, 3, 5, 10, 10, 20, 50, 100, 200
 	};
 
@@ -330,18 +330,6 @@ int t4_edc_read(struct adapter *adap, int idx, u32 addr, __be32 *data, u64 *ecc)
 	return 0;
 }
 
-/*
- * Partial EEPROM Vital Product Data structure.  Includes only the ID and
- * VPD-R header.
- */
-struct t4_vpd_hdr {
-	u8  id_tag;
-	u8  id_len[2];
-	u8  id_data[ID_LEN];
-	u8  vpdr_tag;
-	u8  vpdr_len[2];
-};
-
 #define EEPROM_STAT_ADDR   0x7bfc
 #define VPD_BASE           0
 #define VPD_LEN            512
@@ -370,25 +358,38 @@ int t4_seeprom_wp(struct adapter *adapter, bool enable)
 static int get_vpd_params(struct adapter *adapter, struct vpd_params *p)
 {
 	int i, ret;
-	int ec, sn, v2;
+	int ec, sn;
 	u8 vpd[VPD_LEN], csum;
-	unsigned int vpdr_len;
-	const struct t4_vpd_hdr *v;
+	unsigned int vpdr_len, kw_offset, id_len;
 
 	ret = pci_read_vpd(adapter->pdev, VPD_BASE, sizeof(vpd), vpd);
 	if (ret < 0)
 		return ret;
 
-	v = (const struct t4_vpd_hdr *)vpd;
-	vpdr_len = pci_vpd_lrdt_size(&v->vpdr_tag);
-	if (vpdr_len + sizeof(struct t4_vpd_hdr) > VPD_LEN) {
+	if (vpd[0] != PCI_VPD_LRDT_ID_STRING) {
+		dev_err(adapter->pdev_dev, "missing VPD ID string\n");
+		return -EINVAL;
+	}
+
+	id_len = pci_vpd_lrdt_size(vpd);
+	if (id_len > ID_LEN)
+		id_len = ID_LEN;
+
+	i = pci_vpd_find_tag(vpd, 0, VPD_LEN, PCI_VPD_LRDT_RO_DATA);
+	if (i < 0) {
+		dev_err(adapter->pdev_dev, "missing VPD-R section\n");
+		return -EINVAL;
+	}
+
+	vpdr_len = pci_vpd_lrdt_size(&vpd[i]);
+	kw_offset = i + PCI_VPD_LRDT_TAG_SIZE;
+	if (vpdr_len + kw_offset > VPD_LEN) {
 		dev_err(adapter->pdev_dev, "bad VPD-R length %u\n", vpdr_len);
 		return -EINVAL;
 	}
 
 #define FIND_VPD_KW(var, name) do { \
-	var = pci_vpd_find_info_keyword(&v->id_tag, sizeof(struct t4_vpd_hdr), \
-					vpdr_len, name); \
+	var = pci_vpd_find_info_keyword(vpd, kw_offset, vpdr_len, name); \
 	if (var < 0) { \
 		dev_err(adapter->pdev_dev, "missing VPD keyword " name "\n"); \
 		return -EINVAL; \
@@ -408,11 +409,9 @@ static int get_vpd_params(struct adapter *adapter, struct vpd_params *p)
 
 	FIND_VPD_KW(ec, "EC");
 	FIND_VPD_KW(sn, "SN");
-	FIND_VPD_KW(v2, "V2");
 #undef FIND_VPD_KW
 
-	p->cclk = simple_strtoul(vpd + v2, NULL, 10);
-	memcpy(p->id, v->id_data, ID_LEN);
+	memcpy(p->id, vpd + PCI_VPD_LRDT_TAG_SIZE, id_len);
 	strim(p->id);
 	memcpy(p->ec, vpd + ec, EC_LEN);
 	strim(p->ec);
@@ -919,7 +918,7 @@ static int t4_handle_intr_status(struct adapter *adapter, unsigned int reg,
  */
 static void pcie_intr_handler(struct adapter *adapter)
 {
-	static struct intr_info sysbus_intr_info[] = {
+	static const struct intr_info sysbus_intr_info[] = {
 		{ RNPP, "RXNP array parity error", -1, 1 },
 		{ RPCP, "RXPC array parity error", -1, 1 },
 		{ RCIP, "RXCIF array parity error", -1, 1 },
@@ -927,7 +926,7 @@ static void pcie_intr_handler(struct adapter *adapter)
 		{ RFTP, "RXFT array parity error", -1, 1 },
 		{ 0 }
 	};
-	static struct intr_info pcie_port_intr_info[] = {
+	static const struct intr_info pcie_port_intr_info[] = {
 		{ TPCP, "TXPC array parity error", -1, 1 },
 		{ TNPP, "TXNP array parity error", -1, 1 },
 		{ TFTP, "TXFT array parity error", -1, 1 },
@@ -939,7 +938,7 @@ static void pcie_intr_handler(struct adapter *adapter)
 		{ TDUE, "Tx uncorrectable data error", -1, 1 },
 		{ 0 }
 	};
-	static struct intr_info pcie_intr_info[] = {
+	static const struct intr_info pcie_intr_info[] = {
 		{ MSIADDRLPERR, "MSI AddrL parity error", -1, 1 },
 		{ MSIADDRHPERR, "MSI AddrH parity error", -1, 1 },
 		{ MSIDATAPERR, "MSI data parity error", -1, 1 },
@@ -991,7 +990,7 @@ static void pcie_intr_handler(struct adapter *adapter)
  */
 static void tp_intr_handler(struct adapter *adapter)
 {
-	static struct intr_info tp_intr_info[] = {
+	static const struct intr_info tp_intr_info[] = {
 		{ 0x3fffffff, "TP parity error", -1, 1 },
 		{ FLMTXFLSTEMPTY, "TP out of Tx pages", -1, 1 },
 		{ 0 }
@@ -1008,7 +1007,7 @@ static void sge_intr_handler(struct adapter *adapter)
 {
 	u64 v;
 
-	static struct intr_info sge_intr_info[] = {
+	static const struct intr_info sge_intr_info[] = {
 		{ ERR_CPL_EXCEED_IQE_SIZE,
 		  "SGE received CPL exceeding IQE size", -1, 1 },
 		{ ERR_INVALID_CIDX_INC,
@@ -1053,7 +1052,7 @@ static void sge_intr_handler(struct adapter *adapter)
  */
 static void cim_intr_handler(struct adapter *adapter)
 {
-	static struct intr_info cim_intr_info[] = {
+	static const struct intr_info cim_intr_info[] = {
 		{ PREFDROPINT, "CIM control register prefetch drop", -1, 1 },
 		{ OBQPARERR, "CIM OBQ parity error", -1, 1 },
 		{ IBQPARERR, "CIM IBQ parity error", -1, 1 },
@@ -1063,7 +1062,7 @@ static void cim_intr_handler(struct adapter *adapter)
 		{ TIEQOUTPARERRINT, "CIM TIEQ incoming parity error", -1, 1 },
 		{ 0 }
 	};
-	static struct intr_info cim_upintr_info[] = {
+	static const struct intr_info cim_upintr_info[] = {
 		{ RSVDSPACEINT, "CIM reserved space access", -1, 1 },
 		{ ILLTRANSINT, "CIM illegal transaction", -1, 1 },
 		{ ILLWRINT, "CIM illegal write", -1, 1 },
@@ -1110,7 +1109,7 @@ static void cim_intr_handler(struct adapter *adapter)
  */
 static void ulprx_intr_handler(struct adapter *adapter)
 {
-	static struct intr_info ulprx_intr_info[] = {
+	static const struct intr_info ulprx_intr_info[] = {
 		{ 0x1800000, "ULPRX context error", -1, 1 },
 		{ 0x7fffff, "ULPRX parity error", -1, 1 },
 		{ 0 }
@@ -1125,7 +1124,7 @@ static void ulprx_intr_handler(struct adapter *adapter)
  */
 static void ulptx_intr_handler(struct adapter *adapter)
 {
-	static struct intr_info ulptx_intr_info[] = {
+	static const struct intr_info ulptx_intr_info[] = {
 		{ PBL_BOUND_ERR_CH3, "ULPTX channel 3 PBL out of bounds", -1,
 		  0 },
 		{ PBL_BOUND_ERR_CH2, "ULPTX channel 2 PBL out of bounds", -1,
@@ -1147,7 +1146,7 @@ static void ulptx_intr_handler(struct adapter *adapter)
  */
 static void pmtx_intr_handler(struct adapter *adapter)
 {
-	static struct intr_info pmtx_intr_info[] = {
+	static const struct intr_info pmtx_intr_info[] = {
 		{ PCMD_LEN_OVFL0, "PMTX channel 0 pcmd too large", -1, 1 },
 		{ PCMD_LEN_OVFL1, "PMTX channel 1 pcmd too large", -1, 1 },
 		{ PCMD_LEN_OVFL2, "PMTX channel 2 pcmd too large", -1, 1 },
@@ -1169,7 +1168,7 @@ static void pmtx_intr_handler(struct adapter *adapter)
  */
 static void pmrx_intr_handler(struct adapter *adapter)
 {
-	static struct intr_info pmrx_intr_info[] = {
+	static const struct intr_info pmrx_intr_info[] = {
 		{ ZERO_E_CMD_ERROR, "PMRX 0-length pcmd", -1, 1 },
 		{ PMRX_FRAMING_ERROR, "PMRX framing error", -1, 1 },
 		{ OCSPI_PAR_ERROR, "PMRX ocspi parity error", -1, 1 },
@@ -1188,7 +1187,7 @@ static void pmrx_intr_handler(struct adapter *adapter)
  */
 static void cplsw_intr_handler(struct adapter *adapter)
 {
-	static struct intr_info cplsw_intr_info[] = {
+	static const struct intr_info cplsw_intr_info[] = {
 		{ CIM_OP_MAP_PERR, "CPLSW CIM op_map parity error", -1, 1 },
 		{ CIM_OVFL_ERROR, "CPLSW CIM overflow", -1, 1 },
 		{ TP_FRAMING_ERROR, "CPLSW TP framing error", -1, 1 },
@@ -1207,7 +1206,7 @@ static void cplsw_intr_handler(struct adapter *adapter)
  */
 static void le_intr_handler(struct adapter *adap)
 {
-	static struct intr_info le_intr_info[] = {
+	static const struct intr_info le_intr_info[] = {
 		{ LIPMISS, "LE LIP miss", -1, 0 },
 		{ LIP0, "LE 0 LIP error", -1, 0 },
 		{ PARITYERR, "LE parity error", -1, 1 },
@@ -1225,11 +1224,11 @@ static void le_intr_handler(struct adapter *adap)
  */
 static void mps_intr_handler(struct adapter *adapter)
 {
-	static struct intr_info mps_rx_intr_info[] = {
+	static const struct intr_info mps_rx_intr_info[] = {
 		{ 0xffffff, "MPS Rx parity error", -1, 1 },
 		{ 0 }
 	};
-	static struct intr_info mps_tx_intr_info[] = {
+	static const struct intr_info mps_tx_intr_info[] = {
 		{ TPFIFO, "MPS Tx TP FIFO parity error", -1, 1 },
 		{ NCSIFIFO, "MPS Tx NC-SI FIFO parity error", -1, 1 },
 		{ TXDATAFIFO, "MPS Tx data FIFO parity error", -1, 1 },
@@ -1239,25 +1238,25 @@ static void mps_intr_handler(struct adapter *adapter)
 		{ FRMERR, "MPS Tx framing error", -1, 1 },
 		{ 0 }
 	};
-	static struct intr_info mps_trc_intr_info[] = {
+	static const struct intr_info mps_trc_intr_info[] = {
 		{ FILTMEM, "MPS TRC filter parity error", -1, 1 },
 		{ PKTFIFO, "MPS TRC packet FIFO parity error", -1, 1 },
 		{ MISCPERR, "MPS TRC misc parity error", -1, 1 },
 		{ 0 }
 	};
-	static struct intr_info mps_stat_sram_intr_info[] = {
+	static const struct intr_info mps_stat_sram_intr_info[] = {
 		{ 0x1fffff, "MPS statistics SRAM parity error", -1, 1 },
 		{ 0 }
 	};
-	static struct intr_info mps_stat_tx_intr_info[] = {
+	static const struct intr_info mps_stat_tx_intr_info[] = {
 		{ 0xfffff, "MPS statistics Tx FIFO parity error", -1, 1 },
 		{ 0 }
 	};
-	static struct intr_info mps_stat_rx_intr_info[] = {
+	static const struct intr_info mps_stat_rx_intr_info[] = {
 		{ 0xffffff, "MPS statistics Rx FIFO parity error", -1, 1 },
 		{ 0 }
 	};
-	static struct intr_info mps_cls_intr_info[] = {
+	static const struct intr_info mps_cls_intr_info[] = {
 		{ MATCHSRAM, "MPS match SRAM parity error", -1, 1 },
 		{ MATCHTCAM, "MPS match TCAM parity error", -1, 1 },
 		{ HASHSRAM, "MPS hash SRAM parity error", -1, 1 },
@@ -1356,7 +1355,7 @@ static void ma_intr_handler(struct adapter *adap)
  */
 static void smb_intr_handler(struct adapter *adap)
 {
-	static struct intr_info smb_intr_info[] = {
+	static const struct intr_info smb_intr_info[] = {
 		{ MSTTXFIFOPARINT, "SMB master Tx FIFO parity error", -1, 1 },
 		{ MSTRXFIFOPARINT, "SMB master Rx FIFO parity error", -1, 1 },
 		{ SLVFIFOPARINT, "SMB slave FIFO parity error", -1, 1 },
@@ -1372,7 +1371,7 @@ static void smb_intr_handler(struct adapter *adap)
  */
 static void ncsi_intr_handler(struct adapter *adap)
 {
-	static struct intr_info ncsi_intr_info[] = {
+	static const struct intr_info ncsi_intr_info[] = {
 		{ CIM_DM_PRTY_ERR, "NC-SI CIM parity error", -1, 1 },
 		{ MPS_DM_PRTY_ERR, "NC-SI MPS parity error", -1, 1 },
 		{ TXFIFO_PRTY_ERR, "NC-SI Tx FIFO parity error", -1, 1 },
@@ -1410,7 +1409,7 @@ static void xgmac_intr_handler(struct adapter *adap, int port)
  */
 static void pl_intr_handler(struct adapter *adap)
 {
-	static struct intr_info pl_intr_info[] = {
+	static const struct intr_info pl_intr_info[] = {
 		{ FATALPERR, "T4 fatal parity error", -1, 1 },
 		{ PERRVFID, "PL VFID_MAP parity error", -1, 1 },
 		{ 0 }
diff --git a/drivers/net/cxgb4/t4fw_api.h b/drivers/net/cxgb4/t4fw_api.h
index 940584a8a64..edcfd7ec780 100644
--- a/drivers/net/cxgb4/t4fw_api.h
+++ b/drivers/net/cxgb4/t4fw_api.h
@@ -1239,6 +1239,7 @@ enum fw_port_type {
 	FW_PORT_TYPE_KR,
 	FW_PORT_TYPE_SFP,
 	FW_PORT_TYPE_BP_AP,
+	FW_PORT_TYPE_BP4_AP,
 
 	FW_PORT_TYPE_NONE = FW_PORT_CMD_PTYPE_MASK
 };