intel: Move the Intel wired LAN drivers

Moves the Intel wired LAN drivers into drivers/net/ethernet/intel/ and
the necessary Kconfig and Makefile changes.

Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

1 files changed, 361 insertions, 0 deletions

diff --git a/drivers/net/ethernet/intel/e1000/e1000.h b/drivers/net/ethernet/intel/e1000/e1000.h
new file mode 100644
index 00000000000..24f41da8c4b
--- /dev/null
+++ b/drivers/net/ethernet/intel/e1000/e1000.h
@@ -0,0 +1,361 @@
+/*******************************************************************************
+
+  Intel PRO/1000 Linux driver
+  Copyright(c) 1999 - 2006 Intel Corporation.
+
+  This program is free software; you can redistribute it and/or modify it
+  under the terms and conditions of the GNU General Public License,
+  version 2, as published by the Free Software Foundation.
+
+  This program is distributed in the hope it will be useful, but WITHOUT
+  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+  more details.
+
+  You should have received a copy of the GNU General Public License along with
+  this program; if not, write to the Free Software Foundation, Inc.,
+  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+  The full GNU General Public License is included in this distribution in
+  the file called "COPYING".
+
+  Contact Information:
+  Linux NICS <linux.nics@intel.com>
+  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
+  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+
+*******************************************************************************/
+
+
+/* Linux PRO/1000 Ethernet Driver main header file */
+
+#ifndef _E1000_H_
+#define _E1000_H_
+
+#include <linux/stddef.h>
+#include <linux/module.h>
+#include <linux/types.h>
+#include <asm/byteorder.h>
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/errno.h>
+#include <linux/ioport.h>
+#include <linux/pci.h>
+#include <linux/kernel.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/skbuff.h>
+#include <linux/delay.h>
+#include <linux/timer.h>
+#include <linux/slab.h>
+#include <linux/vmalloc.h>
+#include <linux/interrupt.h>
+#include <linux/string.h>
+#include <linux/pagemap.h>
+#include <linux/dma-mapping.h>
+#include <linux/bitops.h>
+#include <asm/io.h>
+#include <asm/irq.h>
+#include <linux/capability.h>
+#include <linux/in.h>
+#include <linux/ip.h>
+#include <linux/ipv6.h>
+#include <linux/tcp.h>
+#include <linux/udp.h>
+#include <net/pkt_sched.h>
+#include <linux/list.h>
+#include <linux/reboot.h>
+#include <net/checksum.h>
+#include <linux/mii.h>
+#include <linux/ethtool.h>
+#include <linux/if_vlan.h>
+
+#define BAR_0           0
+#define BAR_1           1
+#define BAR_5           5
+
+#define INTEL_E1000_ETHERNET_DEVICE(device_id) {\
+        PCI_DEVICE(PCI_VENDOR_ID_INTEL, device_id)}
+
+struct e1000_adapter;
+
+#include "e1000_hw.h"
+
+#define E1000_MAX_INTR 10
+
+/* TX/RX descriptor defines */
+#define E1000_DEFAULT_TXD                  256
+#define E1000_MAX_TXD                      256
+#define E1000_MIN_TXD                       48
+#define E1000_MAX_82544_TXD               4096
+
+#define E1000_DEFAULT_RXD                  256
+#define E1000_MAX_RXD                      256
+#define E1000_MIN_RXD                       48
+#define E1000_MAX_82544_RXD               4096
+
+#define E1000_MIN_ITR_USECS             10 /* 100000 irq/sec */
+#define E1000_MAX_ITR_USECS             10000 /* 100    irq/sec */
+
+/* this is the size past which hardware will drop packets when setting LPE=0 */
+#define MAXIMUM_ETHERNET_VLAN_SIZE 1522
+
+/* Supported Rx Buffer Sizes */
+#define E1000_RXBUFFER_128   128    /* Used for packet split */
+#define E1000_RXBUFFER_256   256    /* Used for packet split */
+#define E1000_RXBUFFER_512   512
+#define E1000_RXBUFFER_1024  1024
+#define E1000_RXBUFFER_2048  2048
+#define E1000_RXBUFFER_4096  4096
+#define E1000_RXBUFFER_8192  8192
+#define E1000_RXBUFFER_16384 16384
+
+/* SmartSpeed delimiters */
+#define E1000_SMARTSPEED_DOWNSHIFT 3
+#define E1000_SMARTSPEED_MAX       15
+
+/* Packet Buffer allocations */
+#define E1000_PBA_BYTES_SHIFT 0xA
+#define E1000_TX_HEAD_ADDR_SHIFT 7
+#define E1000_PBA_TX_MASK 0xFFFF0000
+
+/* Flow Control Watermarks */
+#define E1000_FC_HIGH_DIFF 0x1638  /* High: 5688 bytes below Rx FIFO size */
+#define E1000_FC_LOW_DIFF 0x1640   /* Low:  5696 bytes below Rx FIFO size */
+
+#define E1000_FC_PAUSE_TIME 0xFFFF /* pause for the max or until send xon */
+
+/* How many Tx Descriptors do we need to call netif_wake_queue ? */
+#define E1000_TX_QUEUE_WAKE     16
+/* How many Rx Buffers do we bundle into one write to the hardware ? */
+#define E1000_RX_BUFFER_WRITE   16      /* Must be power of 2 */
+
+#define AUTO_ALL_MODES            0
+#define E1000_EEPROM_82544_APM    0x0004
+#define E1000_EEPROM_APME         0x0400
+
+#ifndef E1000_MASTER_SLAVE
+/* Switch to override PHY master/slave setting */
+#define E1000_MASTER_SLAVE      e1000_ms_hw_default
+#endif
+
+#define E1000_MNG_VLAN_NONE (-1)
+
+/* wrapper around a pointer to a socket buffer,
+ * so a DMA handle can be stored along with the buffer */
+struct e1000_buffer {
+        struct sk_buff *skb;
+        dma_addr_t dma;
+        struct page *page;
+        unsigned long time_stamp;
+        u16 length;
+        u16 next_to_watch;
+        u16 mapped_as_page;
+};
+
+struct e1000_tx_ring {
+        /* pointer to the descriptor ring memory */
+        void *desc;
+        /* physical address of the descriptor ring */
+        dma_addr_t dma;
+        /* length of descriptor ring in bytes */
+        unsigned int size;
+        /* number of descriptors in the ring */
+        unsigned int count;
+        /* next descriptor to associate a buffer with */
+        unsigned int next_to_use;
+        /* next descriptor to check for DD status bit */
+        unsigned int next_to_clean;
+        /* array of buffer information structs */
+        struct e1000_buffer *buffer_info;
+
+        u16 tdh;
+        u16 tdt;
+        bool last_tx_tso;
+};
+
+struct e1000_rx_ring {
+        /* pointer to the descriptor ring memory */
+        void *desc;
+        /* physical address of the descriptor ring */
+        dma_addr_t dma;
+        /* length of descriptor ring in bytes */
+        unsigned int size;
+        /* number of descriptors in the ring */
+        unsigned int count;
+        /* next descriptor to associate a buffer with */
+        unsigned int next_to_use;
+        /* next descriptor to check for DD status bit */
+        unsigned int next_to_clean;
+        /* array of buffer information structs */
+        struct e1000_buffer *buffer_info;
+        struct sk_buff *rx_skb_top;
+
+        /* cpu for rx queue */
+        int cpu;
+
+        u16 rdh;
+        u16 rdt;
+};
+
+#define E1000_DESC_UNUSED(R)                                            \
+        ((((R)->next_to_clean > (R)->next_to_use)                       \
+          ? 0 : (R)->count) + (R)->next_to_clean - (R)->next_to_use - 1)
+
+#define E1000_RX_DESC_EXT(R, i)                                         \
+        (&(((union e1000_rx_desc_extended *)((R).desc))[i]))
+#define E1000_GET_DESC(R, i, type)      (&(((struct type *)((R).desc))[i]))
+#define E1000_RX_DESC(R, i)             E1000_GET_DESC(R, i, e1000_rx_desc)
+#define E1000_TX_DESC(R, i)             E1000_GET_DESC(R, i, e1000_tx_desc)
+#define E1000_CONTEXT_DESC(R, i)        E1000_GET_DESC(R, i, e1000_context_desc)
+
+/* board specific private data structure */
+
+struct e1000_adapter {
+        struct timer_list tx_fifo_stall_timer;
+        struct timer_list watchdog_timer;
+        struct timer_list phy_info_timer;
+        unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
+        u16 mng_vlan_id;
+        u32 bd_number;
+        u32 rx_buffer_len;
+        u32 wol;
+        u32 smartspeed;
+        u32 en_mng_pt;
+        u16 link_speed;
+        u16 link_duplex;
+        spinlock_t stats_lock;
+        unsigned int total_tx_bytes;
+        unsigned int total_tx_packets;
+        unsigned int total_rx_bytes;
+        unsigned int total_rx_packets;
+        /* Interrupt Throttle Rate */
+        u32 itr;
+        u32 itr_setting;
+        u16 tx_itr;
+        u16 rx_itr;
+
+        struct work_struct reset_task;
+        u8 fc_autoneg;
+
+        /* TX */
+        struct e1000_tx_ring *tx_ring;      /* One per active queue */
+        unsigned int restart_queue;
+        u32 txd_cmd;
+        u32 tx_int_delay;
+        u32 tx_abs_int_delay;
+        u32 gotcl;
+        u64 gotcl_old;
+        u64 tpt_old;
+        u64 colc_old;
+        u32 tx_timeout_count;
+        u32 tx_fifo_head;
+        u32 tx_head_addr;
+        u32 tx_fifo_size;
+        u8  tx_timeout_factor;
+        atomic_t tx_fifo_stall;
+        bool pcix_82544;
+        bool detect_tx_hung;
+
+        /* RX */
+        bool (*clean_rx)(struct e1000_adapter *adapter,
+                         struct e1000_rx_ring *rx_ring,
+                         int *work_done, int work_to_do);
+        void (*alloc_rx_buf)(struct e1000_adapter *adapter,
+                             struct e1000_rx_ring *rx_ring,
+                             int cleaned_count);
+        struct e1000_rx_ring *rx_ring;      /* One per active queue */
+        struct napi_struct napi;
+
+        int num_tx_queues;
+        int num_rx_queues;
+
+        u64 hw_csum_err;
+        u64 hw_csum_good;
+        u32 alloc_rx_buff_failed;
+        u32 rx_int_delay;
+        u32 rx_abs_int_delay;
+        bool rx_csum;
+        u32 gorcl;
+        u64 gorcl_old;
+
+        /* OS defined structs */
+        struct net_device *netdev;
+        struct pci_dev *pdev;
+
+        /* structs defined in e1000_hw.h */
+        struct e1000_hw hw;
+        struct e1000_hw_stats stats;
+        struct e1000_phy_info phy_info;
+        struct e1000_phy_stats phy_stats;
+
+        u32 test_icr;
+        struct e1000_tx_ring test_tx_ring;
+        struct e1000_rx_ring test_rx_ring;
+
+        int msg_enable;
+
+        /* to not mess up cache alignment, always add to the bottom */
+        bool tso_force;
+        bool smart_power_down;  /* phy smart power down */
+        bool quad_port_a;
+        unsigned long flags;
+        u32 eeprom_wol;
+
+        /* for ioport free */
+        int bars;
+        int need_ioport;
+
+        bool discarding;
+
+        struct work_struct fifo_stall_task;
+        struct work_struct phy_info_task;
+};
+
+enum e1000_state_t {
+        __E1000_TESTING,
+        __E1000_RESETTING,
+        __E1000_DOWN
+};
+
+#undef pr_fmt
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+extern struct net_device *e1000_get_hw_dev(struct e1000_hw *hw);
+#define e_dbg(format, arg...) \
+        netdev_dbg(e1000_get_hw_dev(hw), format, ## arg)
+#define e_err(msglvl, format, arg...) \
+        netif_err(adapter, msglvl, adapter->netdev, format, ## arg)
+#define e_info(msglvl, format, arg...) \
+        netif_info(adapter, msglvl, adapter->netdev, format, ## arg)
+#define e_warn(msglvl, format, arg...) \
+        netif_warn(adapter, msglvl, adapter->netdev, format, ## arg)
+#define e_notice(msglvl, format, arg...) \
+        netif_notice(adapter, msglvl, adapter->netdev, format, ## arg)
+#define e_dev_info(format, arg...) \
+        dev_info(&adapter->pdev->dev, format, ## arg)
+#define e_dev_warn(format, arg...) \
+        dev_warn(&adapter->pdev->dev, format, ## arg)
+#define e_dev_err(format, arg...) \
+        dev_err(&adapter->pdev->dev, format, ## arg)
+
+extern char e1000_driver_name[];
+extern const char e1000_driver_version[];
+
+extern int e1000_up(struct e1000_adapter *adapter);
+extern void e1000_down(struct e1000_adapter *adapter);
+extern void e1000_reinit_locked(struct e1000_adapter *adapter);
+extern void e1000_reset(struct e1000_adapter *adapter);
+extern int e1000_set_spd_dplx(struct e1000_adapter *adapter, u32 spd, u8 dplx);
+extern int e1000_setup_all_rx_resources(struct e1000_adapter *adapter);
+extern int e1000_setup_all_tx_resources(struct e1000_adapter *adapter);
+extern void e1000_free_all_rx_resources(struct e1000_adapter *adapter);
+extern void e1000_free_all_tx_resources(struct e1000_adapter *adapter);
+extern void e1000_update_stats(struct e1000_adapter *adapter);
+extern bool e1000_has_link(struct e1000_adapter *adapter);
+extern void e1000_power_up_phy(struct e1000_adapter *);
+extern void e1000_set_ethtool_ops(struct net_device *netdev);
+extern void e1000_check_options(struct e1000_adapter *adapter);
+extern char *e1000_get_hw_dev_name(struct e1000_hw *hw);
+
+#endif /* _E1000_H_ */