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268ed76d67
linux/drivers/net/atl1c/atl1c.h
Huang Weiyi 268ed76d67 atl1c: remove duplicated #include 
Remove duplicated #include in drivers/net/atl1c/atl1c.h.

Signed-off-by: Huang Weiyi <weiyi.huang@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2009-03-23 01:18:58 -07:00

606 lines
20 KiB
C
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/*
* Copyright(c) 2008 - 2009 Atheros Corporation. All rights reserved.
*
* Derived from Intel e1000 driver
* Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This program is distributed in the hope that 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., 59
* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef _ATL1C_H_
#define _ATL1C_H_
#include <linux/version.h>
#include <linux/init.h>
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/skbuff.h>
#include <linux/ioport.h>
#include <linux/slab.h>
#include <linux/list.h>
#include <linux/delay.h>
#include <linux/sched.h>
#include <linux/in.h>
#include <linux/ip.h>
#include <linux/ipv6.h>
#include <linux/udp.h>
#include <linux/mii.h>
#include <linux/io.h>
#include <linux/vmalloc.h>
#include <linux/pagemap.h>
#include <linux/tcp.h>
#include <linux/ethtool.h>
#include <linux/if_vlan.h>
#include <linux/workqueue.h>
#include <net/checksum.h>
#include <net/ip6_checksum.h>
#include "atl1c_hw.h"
/* Wake Up Filter Control */
#define AT_WUFC_LNKC 0x00000001 /* Link Status Change Wakeup Enable */
#define AT_WUFC_MAG 0x00000002 /* Magic Packet Wakeup Enable */
#define AT_WUFC_EX 0x00000004 /* Directed Exact Wakeup Enable */
#define AT_WUFC_MC 0x00000008 /* Multicast Wakeup Enable */
#define AT_WUFC_BC 0x00000010 /* Broadcast Wakeup Enable */
#define AT_VLAN_TO_TAG(_vlan, _tag) \
_tag = ((((_vlan) >> 8) & 0xFF) |\
(((_vlan) & 0xFF) << 8))
#define AT_TAG_TO_VLAN(_tag, _vlan) \
_vlan = ((((_tag) >> 8) & 0xFF) |\
(((_tag) & 0xFF) << 8))
#define SPEED_0 0xffff
#define HALF_DUPLEX 1
#define FULL_DUPLEX 2
#define AT_RX_BUF_SIZE (ETH_FRAME_LEN + VLAN_HLEN + ETH_FCS_LEN)
#define MAX_JUMBO_FRAME_SIZE (9*1024)
#define MAX_TX_OFFLOAD_THRESH (9*1024)
#define AT_MAX_RECEIVE_QUEUE 4
#define AT_DEF_RECEIVE_QUEUE 1
#define AT_MAX_TRANSMIT_QUEUE 2
#define AT_DMA_HI_ADDR_MASK 0xffffffff00000000ULL
#define AT_DMA_LO_ADDR_MASK 0x00000000ffffffffULL
#define AT_TX_WATCHDOG (5 * HZ)
#define AT_MAX_INT_WORK 5
#define AT_TWSI_EEPROM_TIMEOUT 100
#define AT_HW_MAX_IDLE_DELAY 10
#define AT_SUSPEND_LINK_TIMEOUT 28
#define AT_ASPM_L0S_TIMER 6
#define AT_ASPM_L1_TIMER 12
#define ATL1C_PCIE_L0S_L1_DISABLE 0x01
#define ATL1C_PCIE_PHY_RESET 0x02
#define ATL1C_ASPM_L0s_ENABLE 0x0001
#define ATL1C_ASPM_L1_ENABLE 0x0002
#define AT_REGS_LEN (75 * sizeof(u32))
#define AT_EEPROM_LEN 512
#define ATL1C_GET_DESC(R, i, type) (&(((type *)((R)->desc))[i]))
#define ATL1C_RFD_DESC(R, i) ATL1C_GET_DESC(R, i, struct atl1c_rx_free_desc)
#define ATL1C_TPD_DESC(R, i) ATL1C_GET_DESC(R, i, struct atl1c_tpd_desc)
#define ATL1C_RRD_DESC(R, i) ATL1C_GET_DESC(R, i, struct atl1c_recv_ret_status)
/* tpd word 1 bit 0:7 General Checksum task offload */
#define TPD_L4HDR_OFFSET_MASK 0x00FF
#define TPD_L4HDR_OFFSET_SHIFT 0
/* tpd word 1 bit 0:7 Large Send task offload (IPv4/IPV6) */
#define TPD_TCPHDR_OFFSET_MASK 0x00FF
#define TPD_TCPHDR_OFFSET_SHIFT 0
/* tpd word 1 bit 0:7 Custom Checksum task offload */
#define TPD_PLOADOFFSET_MASK 0x00FF
#define TPD_PLOADOFFSET_SHIFT 0
/* tpd word 1 bit 8:17 */
#define TPD_CCSUM_EN_MASK 0x0001
#define TPD_CCSUM_EN_SHIFT 8
#define TPD_IP_CSUM_MASK 0x0001
#define TPD_IP_CSUM_SHIFT 9
#define TPD_TCP_CSUM_MASK 0x0001
#define TPD_TCP_CSUM_SHIFT 10
#define TPD_UDP_CSUM_MASK 0x0001
#define TPD_UDP_CSUM_SHIFT 11
#define TPD_LSO_EN_MASK 0x0001 /* TCP Large Send Offload */
#define TPD_LSO_EN_SHIFT 12
#define TPD_LSO_VER_MASK 0x0001
#define TPD_LSO_VER_SHIFT 13 /* 0 : ipv4; 1 : ipv4/ipv6 */
#define TPD_CON_VTAG_MASK 0x0001
#define TPD_CON_VTAG_SHIFT 14
#define TPD_INS_VTAG_MASK 0x0001
#define TPD_INS_VTAG_SHIFT 15
#define TPD_IPV4_PACKET_MASK 0x0001 /* valid when LSO VER is 1 */
#define TPD_IPV4_PACKET_SHIFT 16
#define TPD_ETH_TYPE_MASK 0x0001
#define TPD_ETH_TYPE_SHIFT 17 /* 0 : 802.3 frame; 1 : Ethernet */
/* tpd word 18:25 Custom Checksum task offload */
#define TPD_CCSUM_OFFSET_MASK 0x00FF
#define TPD_CCSUM_OFFSET_SHIFT 18
#define TPD_CCSUM_EPAD_MASK 0x0001
#define TPD_CCSUM_EPAD_SHIFT 30
/* tpd word 18:30 Large Send task offload (IPv4/IPV6) */
#define TPD_MSS_MASK 0x1FFF
#define TPD_MSS_SHIFT 18
#define TPD_EOP_MASK 0x0001
#define TPD_EOP_SHIFT 31
struct atl1c_tpd_desc {
__le16 buffer_len; /* include 4-byte CRC */
__le16 vlan_tag;
__le32 word1;
__le64 buffer_addr;
};
struct atl1c_tpd_ext_desc {
u32 reservd_0;
__le32 word1;
__le32 pkt_len;
u32 reservd_1;
};
/* rrs word 0 bit 0:31 */
#define RRS_RX_CSUM_MASK 0xFFFF
#define RRS_RX_CSUM_SHIFT 0
#define RRS_RX_RFD_CNT_MASK 0x000F
#define RRS_RX_RFD_CNT_SHIFT 16
#define RRS_RX_RFD_INDEX_MASK 0x0FFF
#define RRS_RX_RFD_INDEX_SHIFT 20
/* rrs flag bit 0:16 */
#define RRS_HEAD_LEN_MASK 0x00FF
#define RRS_HEAD_LEN_SHIFT 0
#define RRS_HDS_TYPE_MASK 0x0003
#define RRS_HDS_TYPE_SHIFT 8
#define RRS_CPU_NUM_MASK 0x0003
#define RRS_CPU_NUM_SHIFT 10
#define RRS_HASH_FLG_MASK 0x000F
#define RRS_HASH_FLG_SHIFT 12
#define RRS_HDS_TYPE_HEAD 1
#define RRS_HDS_TYPE_DATA 2
#define RRS_IS_NO_HDS_TYPE(flag) \
(((flag) >> (RRS_HDS_TYPE_SHIFT)) & RRS_HDS_TYPE_MASK == 0)
#define RRS_IS_HDS_HEAD(flag) \
(((flag) >> (RRS_HDS_TYPE_SHIFT)) & RRS_HDS_TYPE_MASK == \
RRS_HDS_TYPE_HEAD)
#define RRS_IS_HDS_DATA(flag) \
(((flag) >> (RRS_HDS_TYPE_SHIFT)) & RRS_HDS_TYPE_MASK == \
RRS_HDS_TYPE_DATA)
/* rrs word 3 bit 0:31 */
#define RRS_PKT_SIZE_MASK 0x3FFF
#define RRS_PKT_SIZE_SHIFT 0
#define RRS_ERR_L4_CSUM_MASK 0x0001
#define RRS_ERR_L4_CSUM_SHIFT 14
#define RRS_ERR_IP_CSUM_MASK 0x0001
#define RRS_ERR_IP_CSUM_SHIFT 15
#define RRS_VLAN_INS_MASK 0x0001
#define RRS_VLAN_INS_SHIFT 16
#define RRS_PROT_ID_MASK 0x0007
#define RRS_PROT_ID_SHIFT 17
#define RRS_RX_ERR_SUM_MASK 0x0001
#define RRS_RX_ERR_SUM_SHIFT 20
#define RRS_RX_ERR_CRC_MASK 0x0001
#define RRS_RX_ERR_CRC_SHIFT 21
#define RRS_RX_ERR_FAE_MASK 0x0001
#define RRS_RX_ERR_FAE_SHIFT 22
#define RRS_RX_ERR_TRUNC_MASK 0x0001
#define RRS_RX_ERR_TRUNC_SHIFT 23
#define RRS_RX_ERR_RUNC_MASK 0x0001
#define RRS_RX_ERR_RUNC_SHIFT 24
#define RRS_RX_ERR_ICMP_MASK 0x0001
#define RRS_RX_ERR_ICMP_SHIFT 25
#define RRS_PACKET_BCAST_MASK 0x0001
#define RRS_PACKET_BCAST_SHIFT 26
#define RRS_PACKET_MCAST_MASK 0x0001
#define RRS_PACKET_MCAST_SHIFT 27
#define RRS_PACKET_TYPE_MASK 0x0001
#define RRS_PACKET_TYPE_SHIFT 28
#define RRS_FIFO_FULL_MASK 0x0001
#define RRS_FIFO_FULL_SHIFT 29
#define RRS_802_3_LEN_ERR_MASK 0x0001
#define RRS_802_3_LEN_ERR_SHIFT 30
#define RRS_RXD_UPDATED_MASK 0x0001
#define RRS_RXD_UPDATED_SHIFT 31
#define RRS_ERR_L4_CSUM 0x00004000
#define RRS_ERR_IP_CSUM 0x00008000
#define RRS_VLAN_INS 0x00010000
#define RRS_RX_ERR_SUM 0x00100000
#define RRS_RX_ERR_CRC 0x00200000
#define RRS_802_3_LEN_ERR 0x40000000
#define RRS_RXD_UPDATED 0x80000000
#define RRS_PACKET_TYPE_802_3 1
#define RRS_PACKET_TYPE_ETH 0
#define RRS_PACKET_IS_ETH(word) \
(((word) >> RRS_PACKET_TYPE_SHIFT) & RRS_PACKET_TYPE_MASK == \
RRS_PACKET_TYPE_ETH)
#define RRS_RXD_IS_VALID(word) \
((((word) >> RRS_RXD_UPDATED_SHIFT) & RRS_RXD_UPDATED_MASK) == 1)
#define RRS_PACKET_PROT_IS_IPV4_ONLY(word) \
((((word) >> RRS_PROT_ID_SHIFT) & RRS_PROT_ID_MASK) == 1)
#define RRS_PACKET_PROT_IS_IPV6_ONLY(word) \
((((word) >> RRS_PROT_ID_SHIFT) & RRS_PROT_ID_MASK) == 6)
struct atl1c_recv_ret_status {
__le32 word0;
__le32 rss_hash;
__le16 vlan_tag;
__le16 flag;
__le32 word3;
};
/* RFD desciptor */
struct atl1c_rx_free_desc {
__le64 buffer_addr;
};
/* DMA Order Settings */
enum atl1c_dma_order {
atl1c_dma_ord_in = 1,
atl1c_dma_ord_enh = 2,
atl1c_dma_ord_out = 4
};
enum atl1c_dma_rcb {
atl1c_rcb_64 = 0,
atl1c_rcb_128 = 1
};
enum atl1c_mac_speed {
atl1c_mac_speed_0 = 0,
atl1c_mac_speed_10_100 = 1,
atl1c_mac_speed_1000 = 2
};
enum atl1c_dma_req_block {
atl1c_dma_req_128 = 0,
atl1c_dma_req_256 = 1,
atl1c_dma_req_512 = 2,
atl1c_dma_req_1024 = 3,
atl1c_dma_req_2048 = 4,
atl1c_dma_req_4096 = 5
};
enum atl1c_rss_mode {
atl1c_rss_mode_disable = 0,
atl1c_rss_sig_que = 1,
atl1c_rss_mul_que_sig_int = 2,
atl1c_rss_mul_que_mul_int = 4,
};
enum atl1c_rss_type {
atl1c_rss_disable = 0,
atl1c_rss_ipv4 = 1,
atl1c_rss_ipv4_tcp = 2,
atl1c_rss_ipv6 = 4,
atl1c_rss_ipv6_tcp = 8
};
enum atl1c_nic_type {
athr_l1c = 0,
athr_l2c = 1,
};
enum atl1c_trans_queue {
atl1c_trans_normal = 0,
atl1c_trans_high = 1
};
struct atl1c_hw_stats {
/* rx */
unsigned long rx_ok; /* The number of good packet received. */
unsigned long rx_bcast; /* The number of good broadcast packet received. */
unsigned long rx_mcast; /* The number of good multicast packet received. */
unsigned long rx_pause; /* The number of Pause packet received. */
unsigned long rx_ctrl; /* The number of Control packet received other than Pause frame. */
unsigned long rx_fcs_err; /* The number of packets with bad FCS. */
unsigned long rx_len_err; /* The number of packets with mismatch of length field and actual size. */
unsigned long rx_byte_cnt; /* The number of bytes of good packet received. FCS is NOT included. */
unsigned long rx_runt; /* The number of packets received that are less than 64 byte long and with good FCS. */
unsigned long rx_frag; /* The number of packets received that are less than 64 byte long and with bad FCS. */
unsigned long rx_sz_64; /* The number of good and bad packets received that are 64 byte long. */
unsigned long rx_sz_65_127; /* The number of good and bad packets received that are between 65 and 127-byte long. */
unsigned long rx_sz_128_255; /* The number of good and bad packets received that are between 128 and 255-byte long. */
unsigned long rx_sz_256_511; /* The number of good and bad packets received that are between 256 and 511-byte long. */
unsigned long rx_sz_512_1023; /* The number of good and bad packets received that are between 512 and 1023-byte long. */
unsigned long rx_sz_1024_1518; /* The number of good and bad packets received that are between 1024 and 1518-byte long. */
unsigned long rx_sz_1519_max; /* The number of good and bad packets received that are between 1519-byte and MTU. */
unsigned long rx_sz_ov; /* The number of good and bad packets received that are more than MTU size truncated by Selene. */
unsigned long rx_rxf_ov; /* The number of frame dropped due to occurrence of RX FIFO overflow. */
unsigned long rx_rrd_ov; /* The number of frame dropped due to occurrence of RRD overflow. */
unsigned long rx_align_err; /* Alignment Error */
unsigned long rx_bcast_byte_cnt; /* The byte count of broadcast packet received, excluding FCS. */
unsigned long rx_mcast_byte_cnt; /* The byte count of multicast packet received, excluding FCS. */
unsigned long rx_err_addr; /* The number of packets dropped due to address filtering. */
/* tx */
unsigned long tx_ok; /* The number of good packet transmitted. */
unsigned long tx_bcast; /* The number of good broadcast packet transmitted. */
unsigned long tx_mcast; /* The number of good multicast packet transmitted. */
unsigned long tx_pause; /* The number of Pause packet transmitted. */
unsigned long tx_exc_defer; /* The number of packets transmitted with excessive deferral. */
unsigned long tx_ctrl; /* The number of packets transmitted is a control frame, excluding Pause frame. */
unsigned long tx_defer; /* The number of packets transmitted that is deferred. */
unsigned long tx_byte_cnt; /* The number of bytes of data transmitted. FCS is NOT included. */
unsigned long tx_sz_64; /* The number of good and bad packets transmitted that are 64 byte long. */
unsigned long tx_sz_65_127; /* The number of good and bad packets transmitted that are between 65 and 127-byte long. */
unsigned long tx_sz_128_255; /* The number of good and bad packets transmitted that are between 128 and 255-byte long. */
unsigned long tx_sz_256_511; /* The number of good and bad packets transmitted that are between 256 and 511-byte long. */
unsigned long tx_sz_512_1023; /* The number of good and bad packets transmitted that are between 512 and 1023-byte long. */
unsigned long tx_sz_1024_1518; /* The number of good and bad packets transmitted that are between 1024 and 1518-byte long. */
unsigned long tx_sz_1519_max; /* The number of good and bad packets transmitted that are between 1519-byte and MTU. */
unsigned long tx_1_col; /* The number of packets subsequently transmitted successfully with a single prior collision. */
unsigned long tx_2_col; /* The number of packets subsequently transmitted successfully with multiple prior collisions. */
unsigned long tx_late_col; /* The number of packets transmitted with late collisions. */
unsigned long tx_abort_col; /* The number of transmit packets aborted due to excessive collisions. */
unsigned long tx_underrun; /* The number of transmit packets aborted due to transmit FIFO underrun, or TRD FIFO underrun */
unsigned long tx_rd_eop; /* The number of times that read beyond the EOP into the next frame area when TRD was not written timely */
unsigned long tx_len_err; /* The number of transmit packets with length field does NOT match the actual frame size. */
unsigned long tx_trunc; /* The number of transmit packets truncated due to size exceeding MTU. */
unsigned long tx_bcast_byte; /* The byte count of broadcast packet transmitted, excluding FCS. */
unsigned long tx_mcast_byte; /* The byte count of multicast packet transmitted, excluding FCS. */
};
struct atl1c_hw {
u8 __iomem *hw_addr; /* inner register address */
struct atl1c_adapter *adapter;
enum atl1c_nic_type nic_type;
enum atl1c_dma_order dma_order;
enum atl1c_dma_rcb rcb_value;
enum atl1c_dma_req_block dmar_block;
enum atl1c_dma_req_block dmaw_block;
u16 device_id;
u16 vendor_id;
u16 subsystem_id;
u16 subsystem_vendor_id;
u8 revision_id;
u32 intr_mask;
u8 dmaw_dly_cnt;
u8 dmar_dly_cnt;
u8 preamble_len;
u16 max_frame_size;
u16 min_frame_size;
enum atl1c_mac_speed mac_speed;
bool mac_duplex;
bool hibernate;
u16 media_type;
#define MEDIA_TYPE_AUTO_SENSOR 0
#define MEDIA_TYPE_100M_FULL 1
#define MEDIA_TYPE_100M_HALF 2
#define MEDIA_TYPE_10M_FULL 3
#define MEDIA_TYPE_10M_HALF 4
u16 autoneg_advertised;
u16 mii_autoneg_adv_reg;
u16 mii_1000t_ctrl_reg;
u16 tx_imt; /* TX Interrupt Moderator timer ( 2us resolution) */
u16 rx_imt; /* RX Interrupt Moderator timer ( 2us resolution) */
u16 ict; /* Interrupt Clear timer (2us resolution) */
u16 ctrl_flags;
#define ATL1C_INTR_CLEAR_ON_READ 0x0001
#define ATL1C_INTR_MODRT_ENABLE 0x0002
#define ATL1C_CMB_ENABLE 0x0004
#define ATL1C_SMB_ENABLE 0x0010
#define ATL1C_TXQ_MODE_ENHANCE 0x0020
#define ATL1C_RX_IPV6_CHKSUM 0x0040
#define ATL1C_ASPM_L0S_SUPPORT 0x0080
#define ATL1C_ASPM_L1_SUPPORT 0x0100
#define ATL1C_ASPM_CTRL_MON 0x0200
#define ATL1C_HIB_DISABLE 0x0400
#define ATL1C_LINK_CAP_1000M 0x0800
#define ATL1C_FPGA_VERSION 0x8000
u16 cmb_tpd;
u16 cmb_rrd;
u16 cmb_rx_timer; /* 2us resolution */
u16 cmb_tx_timer;
u32 smb_timer;
u16 rrd_thresh; /* Threshold of number of RRD produced to trigger
interrupt request */
u16 tpd_thresh;
u8 tpd_burst; /* Number of TPD to prefetch in cache-aligned burst. */
u8 rfd_burst;
enum atl1c_rss_type rss_type;
enum atl1c_rss_mode rss_mode;
u8 rss_hash_bits;
u32 base_cpu;
u32 indirect_tab;
u8 mac_addr[ETH_ALEN];
u8 perm_mac_addr[ETH_ALEN];
bool phy_configured;
bool re_autoneg;
bool emi_ca;
};
/*
* atl1c_ring_header represents a single, contiguous block of DMA space
* mapped for the three descriptor rings (tpd, rfd, rrd) and the two
* message blocks (cmb, smb) described below
*/
struct atl1c_ring_header {
void *desc; /* virtual address */
dma_addr_t dma; /* physical address*/
unsigned int size; /* length in bytes */
};
/*
* atl1c_buffer is wrapper around a pointer to a socket buffer
* so a DMA handle can be stored along with the skb
*/
struct atl1c_buffer {
struct sk_buff *skb; /* socket buffer */
u16 length; /* rx buffer length */
u16 state; /* state of buffer */
#define ATL1_BUFFER_FREE 0
#define ATL1_BUFFER_BUSY 1
dma_addr_t dma;
};
/* transimit packet descriptor (tpd) ring */
struct atl1c_tpd_ring {
void *desc; /* descriptor ring virtual address */
dma_addr_t dma; /* descriptor ring physical address */
u16 size; /* descriptor ring length in bytes */
u16 count; /* number of descriptors in the ring */
u16 next_to_use; /* this is protectd by adapter->tx_lock */
atomic_t next_to_clean;
struct atl1c_buffer *buffer_info;
};
/* receive free descriptor (rfd) ring */
struct atl1c_rfd_ring {
void *desc; /* descriptor ring virtual address */
dma_addr_t dma; /* descriptor ring physical address */
u16 size; /* descriptor ring length in bytes */
u16 count; /* number of descriptors in the ring */
u16 next_to_use;
u16 next_to_clean;
struct atl1c_buffer *buffer_info;
};
/* receive return desciptor (rrd) ring */
struct atl1c_rrd_ring {
void *desc; /* descriptor ring virtual address */
dma_addr_t dma; /* descriptor ring physical address */
u16 size; /* descriptor ring length in bytes */
u16 count; /* number of descriptors in the ring */
u16 next_to_use;
u16 next_to_clean;
};
struct atl1c_cmb {
void *cmb;
dma_addr_t dma;
};
struct atl1c_smb {
void *smb;
dma_addr_t dma;
};
/* board specific private data structure */
struct atl1c_adapter {
struct net_device *netdev;
struct pci_dev *pdev;
struct vlan_group *vlgrp;
struct napi_struct napi;
struct atl1c_hw hw;
struct atl1c_hw_stats hw_stats;
struct net_device_stats net_stats;
struct mii_if_info mii; /* MII interface info */
u16 rx_buffer_len;
unsigned long flags;
#define __AT_TESTING 0x0001
#define __AT_RESETTING 0x0002
#define __AT_DOWN 0x0003
u32 msg_enable;
bool have_msi;
u32 wol;
u16 link_speed;
u16 link_duplex;
spinlock_t mdio_lock;
spinlock_t tx_lock;
atomic_t irq_sem;
struct work_struct reset_task;
struct work_struct link_chg_task;
struct timer_list watchdog_timer;
struct timer_list phy_config_timer;
/* All Descriptor memory */
struct atl1c_ring_header ring_header;
struct atl1c_tpd_ring tpd_ring[AT_MAX_TRANSMIT_QUEUE];
struct atl1c_rfd_ring rfd_ring[AT_MAX_RECEIVE_QUEUE];
struct atl1c_rrd_ring rrd_ring[AT_MAX_RECEIVE_QUEUE];
struct atl1c_cmb cmb;
struct atl1c_smb smb;
int num_rx_queues;
u32 bd_number; /* board number;*/
};
#define AT_WRITE_REG(a, reg, value) ( \
writel((value), ((a)->hw_addr + reg)))
#define AT_WRITE_FLUSH(a) (\
readl((a)->hw_addr))
#define AT_READ_REG(a, reg, pdata) do { \
if (unlikely((a)->hibernate)) { \
readl((a)->hw_addr + reg); \
*(u32 *)pdata = readl((a)->hw_addr + reg); \
} else { \
*(u32 *)pdata = readl((a)->hw_addr + reg); \
} \
} while (0)
#define AT_WRITE_REGB(a, reg, value) (\
writeb((value), ((a)->hw_addr + reg)))
#define AT_READ_REGB(a, reg) (\
readb((a)->hw_addr + reg))
#define AT_WRITE_REGW(a, reg, value) (\
writew((value), ((a)->hw_addr + reg)))
#define AT_READ_REGW(a, reg) (\
readw((a)->hw_addr + reg))
#define AT_WRITE_REG_ARRAY(a, reg, offset, value) ( \
writel((value), (((a)->hw_addr + reg) + ((offset) << 2))))
#define AT_READ_REG_ARRAY(a, reg, offset) ( \
readl(((a)->hw_addr + reg) + ((offset) << 2)))
extern char atl1c_driver_name[];
extern char atl1c_driver_version[];
extern int atl1c_up(struct atl1c_adapter *adapter);
extern void atl1c_down(struct atl1c_adapter *adapter);
extern void atl1c_reinit_locked(struct atl1c_adapter *adapter);
extern s32 atl1c_reset_hw(struct atl1c_hw *hw);
extern void atl1c_set_ethtool_ops(struct net_device *netdev);
#endif /* _ATL1C_H_ */
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