igb: Add device support for flashless SKU of i210 device

This patch adds the specific device id support for versions of i210 that do
not have flash installed.
Signed-off-by: Carolyn Wyborny <carolyn.wyborny@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

drivers/net/ethernet/intel/igb/e1000_82575.c

@@ -483,6 +483,8 @@ static s32 igb_get_invariants_82575(struct e1000_hw *hw)
 	case E1000_DEV_ID_I210_FIBER:
 	case E1000_DEV_ID_I210_SERDES:
 	case E1000_DEV_ID_I210_SGMII:
+	case E1000_DEV_ID_I210_COPPER_FLASHLESS:
+	case E1000_DEV_ID_I210_SERDES_FLASHLESS:
 		mac->type = e1000_i210;
 		break;
 	case E1000_DEV_ID_I211_COPPER:

drivers/net/ethernet/intel/igb/e1000_hw.h

@@ -67,6 +67,8 @@ struct e1000_hw;
 #define E1000_DEV_ID_I210_FIBER			0x1536
 #define E1000_DEV_ID_I210_SERDES		0x1537
 #define E1000_DEV_ID_I210_SGMII			0x1538
+#define E1000_DEV_ID_I210_COPPER_FLASHLESS	0x157B
+#define E1000_DEV_ID_I210_SERDES_FLASHLESS	0x157C
 #define E1000_DEV_ID_I211_COPPER		0x1539
 #define E1000_DEV_ID_I354_BACKPLANE_1GBPS	0x1F40
 #define E1000_DEV_ID_I354_SGMII			0x1F41

drivers/net/ethernet/intel/igb/igb_ethtool.c

@@ -1335,12 +1335,23 @@ static int igb_reg_test(struct igb_adapter *adapter, u64 *data)
 
 static int igb_eeprom_test(struct igb_adapter *adapter, u64 *data)
 {
+	struct e1000_hw *hw = &adapter->hw;
+
 	*data = 0;
 
-	/* Validate eeprom on all parts but i211 */
-	if (adapter->hw.mac.type != e1000_i211) {
+	/* Validate eeprom on all parts but flashless */
+	switch (hw->mac.type) {
+	case e1000_i210:
+	case e1000_i211:
+		if (igb_get_flash_presence_i210(hw)) {
+			if (adapter->hw.nvm.ops.validate(&adapter->hw) < 0)
+				*data = 2;
+		}
+		break;
+	default:
 		if (adapter->hw.nvm.ops.validate(&adapter->hw) < 0)
 			*data = 2;
+		break;
 	}
 
 	return *data;

drivers/net/ethernet/intel/igb/igb_main.c

@@ -85,6 +85,8 @@ static DEFINE_PCI_DEVICE_TABLE(igb_pci_tbl) = {
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_I210_FIBER), board_82575 },
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_I210_SERDES), board_82575 },
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_I210_SGMII), board_82575 },
+	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_I210_COPPER_FLASHLESS), board_82575 },
+	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_I210_SERDES_FLASHLESS), board_82575 },
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_I350_COPPER), board_82575 },
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_I350_FIBER), board_82575 },
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_I350_SERDES), board_82575 },