e1000e: add support for new 82574L part

This new part has the same feature set as previous parts with the addition
of MSI-X support.

Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/net/e1000e/e1000.h b/drivers/net/e1000e/e1000.h
index ef66dc4..0a1916b 100644
--- a/drivers/net/e1000e/e1000.h
+++ b/drivers/net/e1000e/e1000.h
@@ -62,6 +62,11 @@
 	e_printk(KERN_NOTICE, adapter, format, ## arg)
 
 
+/* Interrupt modes, as used by the IntMode paramter */
+#define E1000E_INT_MODE_LEGACY		0
+#define E1000E_INT_MODE_MSI		1
+#define E1000E_INT_MODE_MSIX		2
+
 /* Tx/Rx descriptor defines */
 #define E1000_DEFAULT_TXD		256
 #define E1000_MAX_TXD			4096
@@ -95,6 +100,7 @@
 	board_82571,
 	board_82572,
 	board_82573,
+	board_82574,
 	board_80003es2lan,
 	board_ich8lan,
 	board_ich9lan,
@@ -147,6 +153,12 @@
 	/* array of buffer information structs */
 	struct e1000_buffer *buffer_info;
 
+	char name[IFNAMSIZ + 5];
+	u32 ims_val;
+	u32 itr_val;
+	u16 itr_register;
+	int set_itr;
+
 	struct sk_buff *rx_skb_top;
 
 	struct e1000_queue_stats stats;
@@ -275,6 +287,9 @@
 	u32 test_icr;
 
 	u32 msg_enable;
+	struct msix_entry *msix_entries;
+	int int_mode;
+	u32 eiac_mask;
 
 	u32 eeprom_wol;
 	u32 wol;
@@ -307,6 +322,7 @@
 #define FLAG_HAS_SWSM_ON_LOAD             (1 << 6)
 #define FLAG_HAS_JUMBO_FRAMES             (1 << 7)
 #define FLAG_IS_ICH                       (1 << 9)
+#define FLAG_HAS_MSIX                     (1 << 10)
 #define FLAG_HAS_SMART_POWER_DOWN         (1 << 11)
 #define FLAG_IS_QUAD_PORT_A               (1 << 12)
 #define FLAG_IS_QUAD_PORT                 (1 << 13)
@@ -365,6 +381,8 @@
 extern void e1000e_free_rx_resources(struct e1000_adapter *adapter);
 extern void e1000e_free_tx_resources(struct e1000_adapter *adapter);
 extern void e1000e_update_stats(struct e1000_adapter *adapter);
+extern void e1000e_set_interrupt_capability(struct e1000_adapter *adapter);
+extern void e1000e_reset_interrupt_capability(struct e1000_adapter *adapter);
 
 extern unsigned int copybreak;
 
@@ -373,6 +391,7 @@
 extern struct e1000_info e1000_82571_info;
 extern struct e1000_info e1000_82572_info;
 extern struct e1000_info e1000_82573_info;
+extern struct e1000_info e1000_82574_info;
 extern struct e1000_info e1000_ich8_info;
 extern struct e1000_info e1000_ich9_info;
 extern struct e1000_info e1000_ich10_info;
@@ -453,6 +472,8 @@
 extern s32 e1000e_determine_phy_address(struct e1000_hw *hw);
 extern s32 e1000e_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data);
 extern s32 e1000e_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data);
+extern s32 e1000e_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data);
+extern s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data);
 extern void e1000e_phy_force_speed_duplex_setup(struct e1000_hw *hw, u16 *phy_ctrl);
 extern s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data);
 extern s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data);
@@ -523,7 +544,12 @@
 	return hw->phy.ops.get_phy_info(hw);
 }
 
-extern bool e1000e_check_mng_mode(struct e1000_hw *hw);
+static inline s32 e1000e_check_mng_mode(struct e1000_hw *hw)
+{
+	return hw->mac.ops.check_mng_mode(hw);
+}
+
+extern bool e1000e_check_mng_mode_generic(struct e1000_hw *hw);
 extern bool e1000e_enable_tx_pkt_filtering(struct e1000_hw *hw);
 extern s32 e1000e_mng_write_dhcp_info(struct e1000_hw *hw, u8 *buffer, u16 length);