bnx2x: changed iscsi/fcoe mac init and macros

This includes changes in macros to better distinguish between the two
protocols, and slightly changed the way their macs are set.
Notice this file contains string print lines with more than 80 characters,
as to not break prints.

Signed-off-by: Dmitry Kravkov <[e-mail]>
Signed-off-by: Yuval Mintz <[e-mail]>
Signed-off-by: Eilon Greenstein <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

drivers/net/ethernet/broadcom/bnx2x/bnx2x.h

···
 void bnx2x_notify_link_changed(struct bnx2x *bp);
 
 
-#define BNX2X_MF_PROTOCOL(bp) \
+#define BNX2X_MF_SD_PROTOCOL(bp) \
 	((bp)->mf_config[BP_VN(bp)] & FUNC_MF_CFG_PROTOCOL_MASK)
 
 #ifdef BCM_CNIC
-#define BNX2X_IS_MF_PROTOCOL_ISCSI(bp) \
-	(BNX2X_MF_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_ISCSI)
+#define BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) \
+	(BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_ISCSI)
 
-#define IS_MF_ISCSI_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_PROTOCOL_ISCSI(bp))
+#define BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp) \
+	(BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_FCOE)
+
+#define IS_MF_ISCSI_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp))
+#define IS_MF_FCOE_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp))
+
+#define IS_MF_STORAGE_SD(bp) (IS_MF_SD(bp) && \
+				(BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) || \
+				 BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp)))
 #endif
 
 #endif /* bnx2x.h */

drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c

···
 	}
 
 #ifdef BCM_CNIC
-	/* override in ISCSI SD mod */
-	if (IS_MF_ISCSI_SD(bp))
+	/* override in STORAGE SD mode */
+	if (IS_MF_STORAGE_SD(bp))
 		bp->num_queues = 1;
 #endif
 	/* Add special queues */
···
 	}
 
 #ifdef BCM_CNIC
-	if (IS_MF_ISCSI_SD(bp) && !is_zero_ether_addr(addr->sa_data)) {
+	if (IS_MF_STORAGE_SD(bp) && !is_zero_ether_addr(addr->sa_data)) {
 		BNX2X_ERR("Can't configure non-zero address on iSCSI or FCoE functions in MF-SD mode\n");
 		return -EINVAL;
 	}
···
 	int rx_ring_size = 0;
 
 #ifdef BCM_CNIC
-	if (!bp->rx_ring_size && IS_MF_ISCSI_SD(bp)) {
+	if (!bp->rx_ring_size && IS_MF_STORAGE_SD(bp)) {
 		rx_ring_size = MIN_RX_SIZE_NONTPA;
 		bp->rx_ring_size = rx_ring_size;
 	} else

drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h

···
 	if (is_valid_ether_addr(addr))
 		return true;
 #ifdef BCM_CNIC
-	if (is_zero_ether_addr(addr) && IS_MF_ISCSI_SD(bp))
+	if (is_zero_ether_addr(addr) && IS_MF_STORAGE_SD(bp))
 		return true;
 #endif
 	return false;

drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c

···
 	unsigned long ramrod_flags = 0;
 
 #ifdef BCM_CNIC
-	if (is_zero_ether_addr(bp->dev->dev_addr) && IS_MF_ISCSI_SD(bp)) {
+	if (is_zero_ether_addr(bp->dev->dev_addr) && IS_MF_STORAGE_SD(bp)) {
 		DP(NETIF_MSG_IFUP | NETIF_MSG_IFDOWN,
 		   "Ignoring Zero MAC for STORAGE SD mode\n");
 		return 0;
···
 
 void bnx2x_get_iscsi_info(struct bnx2x *bp)
 {
+	u32 no_flags = NO_ISCSI_FLAG;
 #ifdef BCM_CNIC
 	int port = BP_PORT(bp);
 
···
 	 * disable the feature.
 	 */
 	if (!bp->cnic_eth_dev.max_iscsi_conn)
-		bp->flags |= NO_ISCSI_FLAG;
+		bp->flags |= no_flags;
 #else
-	bp->flags |= NO_ISCSI_FLAG;
+	bp->flags |= no_flags;
 #endif
 }
 
+#ifdef BCM_CNIC
+static void __devinit bnx2x_get_ext_wwn_info(struct bnx2x *bp, int func)
+{
+	/* Port info */
+	bp->cnic_eth_dev.fcoe_wwn_port_name_hi =
+		MF_CFG_RD(bp, func_ext_config[func].fcoe_wwn_port_name_upper);
+	bp->cnic_eth_dev.fcoe_wwn_port_name_lo =
+		MF_CFG_RD(bp, func_ext_config[func].fcoe_wwn_port_name_lower);
+
+	/* Node info */
+	bp->cnic_eth_dev.fcoe_wwn_node_name_hi =
+		MF_CFG_RD(bp, func_ext_config[func].fcoe_wwn_node_name_upper);
+	bp->cnic_eth_dev.fcoe_wwn_node_name_lo =
+		MF_CFG_RD(bp, func_ext_config[func].fcoe_wwn_node_name_lower);
+}
+#endif
 static void __devinit bnx2x_get_fcoe_info(struct bnx2x *bp)
 {
 #ifdef BCM_CNIC
···
 		 * Read the WWN info only if the FCoE feature is enabled for
 		 * this function.
 		 */
-		if (cfg & MACP_FUNC_CFG_FLAGS_FCOE_OFFLOAD) {
-			/* Port info */
-			bp->cnic_eth_dev.fcoe_wwn_port_name_hi =
-				MF_CFG_RD(bp, func_ext_config[func].
-						fcoe_wwn_port_name_upper);
-			bp->cnic_eth_dev.fcoe_wwn_port_name_lo =
-				MF_CFG_RD(bp, func_ext_config[func].
-						fcoe_wwn_port_name_lower);
+		if (cfg & MACP_FUNC_CFG_FLAGS_FCOE_OFFLOAD)
+			bnx2x_get_ext_wwn_info(bp, func);
 
-			/* Node info */
-			bp->cnic_eth_dev.fcoe_wwn_node_name_hi =
-				MF_CFG_RD(bp, func_ext_config[func].
-						fcoe_wwn_node_name_upper);
-			bp->cnic_eth_dev.fcoe_wwn_node_name_lo =
-				MF_CFG_RD(bp, func_ext_config[func].
-						fcoe_wwn_node_name_lower);
-		}
-	}
+	} else if (IS_MF_FCOE_SD(bp))
+		bnx2x_get_ext_wwn_info(bp, func);
 
 	BNX2X_DEV_INFO("max_fcoe_conn 0x%x\n", bp->cnic_eth_dev.max_fcoe_conn);
 
···
 		/*
 		 * iSCSI and FCoE NPAR MACs: if there is no either iSCSI or
 		 * FCoE MAC then the appropriate feature should be disabled.
+		 *
+		 * In non SD mode features configuration comes from
+		 * struct func_ext_config.
 		 */
-		if (IS_MF_SI(bp)) {
+		if (!IS_MF_SD(bp)) {
 			u32 cfg = MF_CFG_RD(bp, func_ext_config[func].func_cfg);
 			if (cfg & MACP_FUNC_CFG_FLAGS_ISCSI_OFFLOAD) {
 				val2 = MF_CFG_RD(bp, func_ext_config[func].
···
 
 			} else
 				bp->flags |= NO_FCOE_FLAG;
-		} else { /* SD mode */
-			if (BNX2X_IS_MF_PROTOCOL_ISCSI(bp)) {
-				/* use primary mac as iscsi mac */
-				memcpy(iscsi_mac, bp->dev->dev_addr, ETH_ALEN);
+		} else { /* SD MODE */
+			if (IS_MF_STORAGE_SD(bp)) {
+				if (BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp)) {
+					/* use primary mac as iscsi mac */
+					memcpy(iscsi_mac, bp->dev->dev_addr,
+					       ETH_ALEN);
+
+					BNX2X_DEV_INFO("SD ISCSI MODE\n");
+					BNX2X_DEV_INFO("Read iSCSI MAC: %pM\n",
+						       iscsi_mac);
+				} else { /* FCoE */
+					memcpy(fip_mac, bp->dev->dev_addr,
+					       ETH_ALEN);
+					BNX2X_DEV_INFO("SD FCoE MODE\n");
+					BNX2X_DEV_INFO("Read FIP MAC: %pM\n",
+						       fip_mac);
+				}
 				/* Zero primary MAC configuration */
 				memset(bp->dev->dev_addr, 0, ETH_ALEN);
-
-				BNX2X_DEV_INFO("SD ISCSI MODE\n");
-				BNX2X_DEV_INFO("Read iSCSI MAC: %pM\n",
-					       iscsi_mac);
 			}
 		}
 #endif
···
 	memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN);
 
 #ifdef BCM_CNIC
-	/* Set the FCoE MAC in MF_SD mode */
-	if (!CHIP_IS_E1x(bp) && IS_MF_SD(bp))
-		memcpy(fip_mac, bp->dev->dev_addr, ETH_ALEN);
-
 	/* Disable iSCSI if MAC configuration is
 	 * invalid.
 	 */
···
 	bp->disable_tpa = disable_tpa;
 
 #ifdef BCM_CNIC
-	bp->disable_tpa |= IS_MF_ISCSI_SD(bp);
+	bp->disable_tpa |= IS_MF_STORAGE_SD(bp);
 #endif
 
 	/* Set TPA flags */