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-rw-r--r--drivers/net/ixgbe/ixgbe_82599.c73
-rw-r--r--drivers/net/ixgbe/ixgbe_main.c48
-rw-r--r--drivers/net/ixgbe/ixgbe_type.h5
3 files changed, 126 insertions, 0 deletions
diff --git a/drivers/net/ixgbe/ixgbe_82599.c b/drivers/net/ixgbe/ixgbe_82599.c
index 23be4dbac7ed..6bc964fdacbe 100644
--- a/drivers/net/ixgbe/ixgbe_82599.c
+++ b/drivers/net/ixgbe/ixgbe_82599.c
@@ -819,6 +819,9 @@ s32 ixgbe_reset_hw_82599(struct ixgbe_hw *hw)
/* Store the permanent mac address */
hw->mac.ops.get_mac_addr(hw, hw->mac.perm_addr);
+ /* Store the permanent SAN mac address */
+ hw->mac.ops.get_san_mac_addr(hw, hw->mac.san_addr);
+
reset_hw_out:
return status;
}
@@ -1294,6 +1297,75 @@ s32 ixgbe_get_device_caps_82599(struct ixgbe_hw *hw, u16 *device_caps)
return 0;
}
+/**
+ * ixgbe_get_san_mac_addr_offset_82599 - SAN MAC address offset for 82599
+ * @hw: pointer to hardware structure
+ * @san_mac_offset: SAN MAC address offset
+ *
+ * This function will read the EEPROM location for the SAN MAC address
+ * pointer, and returns the value at that location. This is used in both
+ * get and set mac_addr routines.
+ **/
+s32 ixgbe_get_san_mac_addr_offset_82599(struct ixgbe_hw *hw,
+ u16 *san_mac_offset)
+{
+ /*
+ * First read the EEPROM pointer to see if the MAC addresses are
+ * available.
+ */
+ hw->eeprom.ops.read(hw, IXGBE_SAN_MAC_ADDR_PTR, san_mac_offset);
+
+ return 0;
+}
+
+/**
+ * ixgbe_get_san_mac_addr_82599 - SAN MAC address retrieval for 82599
+ * @hw: pointer to hardware structure
+ * @san_mac_addr: SAN MAC address
+ *
+ * Reads the SAN MAC address from the EEPROM, if it's available. This is
+ * per-port, so set_lan_id() must be called before reading the addresses.
+ * set_lan_id() is called by identify_sfp(), but this cannot be relied
+ * upon for non-SFP connections, so we must call it here.
+ **/
+s32 ixgbe_get_san_mac_addr_82599(struct ixgbe_hw *hw, u8 *san_mac_addr)
+{
+ u16 san_mac_data, san_mac_offset;
+ u8 i;
+
+ /*
+ * First read the EEPROM pointer to see if the MAC addresses are
+ * available. If they're not, no point in calling set_lan_id() here.
+ */
+ ixgbe_get_san_mac_addr_offset_82599(hw, &san_mac_offset);
+
+ if ((san_mac_offset == 0) || (san_mac_offset == 0xFFFF)) {
+ /*
+ * No addresses available in this EEPROM. It's not an
+ * error though, so just wipe the local address and return.
+ */
+ for (i = 0; i < 6; i++)
+ san_mac_addr[i] = 0xFF;
+
+ goto san_mac_addr_out;
+ }
+
+ /* make sure we know which port we need to program */
+ hw->mac.ops.set_lan_id(hw);
+ /* apply the port offset to the address offset */
+ (hw->bus.func) ? (san_mac_offset += IXGBE_SAN_MAC_ADDR_PORT1_OFFSET) :
+ (san_mac_offset += IXGBE_SAN_MAC_ADDR_PORT0_OFFSET);
+ for (i = 0; i < 3; i++) {
+ hw->eeprom.ops.read(hw, san_mac_offset, &san_mac_data);
+ san_mac_addr[i * 2] = (u8)(san_mac_data);
+ san_mac_addr[i * 2 + 1] = (u8)(san_mac_data >> 8);
+ san_mac_offset++;
+ }
+
+san_mac_addr_out:
+ return 0;
+}
+
static struct ixgbe_mac_operations mac_ops_82599 = {
.init_hw = &ixgbe_init_hw_generic,
.reset_hw = &ixgbe_reset_hw_82599,
@@ -1303,6 +1375,7 @@ static struct ixgbe_mac_operations mac_ops_82599 = {
.get_supported_physical_layer = &ixgbe_get_supported_physical_layer_82599,
.enable_rx_dma = &ixgbe_enable_rx_dma_82599,
.get_mac_addr = &ixgbe_get_mac_addr_generic,
+ .get_san_mac_addr = &ixgbe_get_san_mac_addr_82599,
.get_device_caps = &ixgbe_get_device_caps_82599,
.stop_adapter = &ixgbe_stop_adapter_generic,
.get_bus_info = &ixgbe_get_bus_info_generic,
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index d69a0526f24d..fe0ac8bdb10b 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -4799,6 +4799,48 @@ static int ixgbe_ioctl(struct net_device *netdev, struct ifreq *req, int cmd)
return mdio_mii_ioctl(&adapter->hw.phy.mdio, if_mii(req), cmd);
}
+/**
+ * ixgbe_add_sanmac_netdev - Add the SAN MAC address to the corresponding
+ * netdev->dev_addr_list
+ * @netdev: network interface device structure
+ *
+ * Returns non-zero on failure
+ **/
+static int ixgbe_add_sanmac_netdev(struct net_device *dev)
+{
+ int err = 0;
+ struct ixgbe_adapter *adapter = netdev_priv(dev);
+ struct ixgbe_mac_info *mac = &adapter->hw.mac;
+
+ if (is_valid_ether_addr(mac->san_addr)) {
+ rtnl_lock();
+ err = dev_addr_add(dev, mac->san_addr, NETDEV_HW_ADDR_T_SAN);
+ rtnl_unlock();
+ }
+ return err;
+}
+
+/**
+ * ixgbe_del_sanmac_netdev - Removes the SAN MAC address to the corresponding
+ * netdev->dev_addr_list
+ * @netdev: network interface device structure
+ *
+ * Returns non-zero on failure
+ **/
+static int ixgbe_del_sanmac_netdev(struct net_device *dev)
+{
+ int err = 0;
+ struct ixgbe_adapter *adapter = netdev_priv(dev);
+ struct ixgbe_mac_info *mac = &adapter->hw.mac;
+
+ if (is_valid_ether_addr(mac->san_addr)) {
+ rtnl_lock();
+ err = dev_addr_del(dev, mac->san_addr, NETDEV_HW_ADDR_T_SAN);
+ rtnl_unlock();
+ }
+ return err;
+}
+
#ifdef CONFIG_NET_POLL_CONTROLLER
/*
* Polling 'interrupt' - used by things like netconsole to send skbs
@@ -5159,6 +5201,8 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev,
ixgbe_setup_dca(adapter);
}
#endif
+ /* add san mac addr to netdev */
+ ixgbe_add_sanmac_netdev(netdev);
dev_info(&pdev->dev, "Intel(R) 10 Gigabit Network Connection\n");
cards_found++;
@@ -5229,6 +5273,10 @@ static void __devexit ixgbe_remove(struct pci_dev *pdev)
ixgbe_cleanup_fcoe(adapter);
#endif /* IXGBE_FCOE */
+
+ /* remove the added san mac */
+ ixgbe_del_sanmac_netdev(netdev);
+
if (netdev->reg_state == NETREG_REGISTERED)
unregister_netdev(netdev);
diff --git a/drivers/net/ixgbe/ixgbe_type.h b/drivers/net/ixgbe/ixgbe_type.h
index 38f835da4b90..cb73b30f6c43 100644
--- a/drivers/net/ixgbe/ixgbe_type.h
+++ b/drivers/net/ixgbe/ixgbe_type.h
@@ -1439,6 +1439,7 @@
#define IXGBE_PBANUM0_PTR 0x15
#define IXGBE_PBANUM1_PTR 0x16
#define IXGBE_DEVICE_CAPS 0x2C
+#define IXGBE_SAN_MAC_ADDR_PTR 0x28
#define IXGBE_PCIE_MSIX_82599_CAPS 0x72
#define IXGBE_PCIE_MSIX_82598_CAPS 0x62
@@ -1482,6 +1483,8 @@
#define IXGBE_EERD_ATTEMPTS 100000
#endif
+#define IXGBE_SAN_MAC_ADDR_PORT0_OFFSET 0x0
+#define IXGBE_SAN_MAC_ADDR_PORT1_OFFSET 0x3
#define IXGBE_DEVICE_CAPS_ALLOW_ANY_SFP 0x1
#define IXGBE_DEVICE_CAPS_FCOE_OFFLOADS 0x2
@@ -2189,6 +2192,7 @@ struct ixgbe_mac_operations {
enum ixgbe_media_type (*get_media_type)(struct ixgbe_hw *);
u32 (*get_supported_physical_layer)(struct ixgbe_hw *);
s32 (*get_mac_addr)(struct ixgbe_hw *, u8 *);
+ s32 (*get_san_mac_addr)(struct ixgbe_hw *, u8 *);
s32 (*get_device_caps)(struct ixgbe_hw *, u16 *);
s32 (*stop_adapter)(struct ixgbe_hw *);
s32 (*get_bus_info)(struct ixgbe_hw *);
@@ -2263,6 +2267,7 @@ struct ixgbe_mac_info {
enum ixgbe_mac_type type;
u8 addr[IXGBE_ETH_LENGTH_OF_ADDRESS];
u8 perm_addr[IXGBE_ETH_LENGTH_OF_ADDRESS];
+ u8 san_addr[IXGBE_ETH_LENGTH_OF_ADDRESS];
s32 mc_filter_type;
u32 mcft_size;
u32 vft_size;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-26 11:51:24 +0100