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-/*
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- * Agere Systems Inc.
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- * 10/100/1000 Base-T Ethernet Driver for the ET1301 and ET131x series MACs
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- *
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- * Copyright © 2005 Agere Systems Inc.
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- * All rights reserved.
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- * http://www.agere.com
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- *
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- * Copyright (c) 2011 Mark Einon <mark.einon@gmail.com>
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- *
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- *------------------------------------------------------------------------------
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- *
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- * et131x_adapter.h - Header which includes the private adapter structure, along
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- * with related support structures, macros, definitions, etc.
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- *
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- *------------------------------------------------------------------------------
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- *
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- * SOFTWARE LICENSE
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- *
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- * This software is provided subject to the following terms and conditions,
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- * which you should read carefully before using the software. Using this
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- * software indicates your acceptance of these terms and conditions. If you do
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- * not agree with these terms and conditions, do not use the software.
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- *
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- * Copyright © 2005 Agere Systems Inc.
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- * All rights reserved.
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- *
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- * Redistribution and use in source or binary forms, with or without
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- * modifications, are permitted provided that the following conditions are met:
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- *
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- * . Redistributions of source code must retain the above copyright notice, this
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- * list of conditions and the following Disclaimer as comments in the code as
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- * well as in the documentation and/or other materials provided with the
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- * distribution.
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- *
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- * . Redistributions in binary form must reproduce the above copyright notice,
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- * this list of conditions and the following Disclaimer in the documentation
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- * and/or other materials provided with the distribution.
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- *
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- * . Neither the name of Agere Systems Inc. nor the names of the contributors
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- * may be used to endorse or promote products derived from this software
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- * without specific prior written permission.
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- *
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- * Disclaimer
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- *
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- * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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- * INCLUDING, BUT NOT LIMITED TO, INFRINGEMENT AND THE IMPLIED WARRANTIES OF
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- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. ANY
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- * USE, MODIFICATION OR DISTRIBUTION OF THIS SOFTWARE IS SOLELY AT THE USERS OWN
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- * RISK. IN NO EVENT SHALL AGERE SYSTEMS INC. OR CONTRIBUTORS BE LIABLE FOR ANY
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- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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- * ON ANY THEORY OF LIABILITY, INCLUDING, BUT NOT LIMITED TO, CONTRACT, STRICT
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- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
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- * DAMAGE.
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- *
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- */
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-
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-#ifndef __ET131X_ADAPTER_H__
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-#define __ET131X_ADAPTER_H__
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-
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-#include "et1310_tx.h"
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-#include "et1310_rx.h"
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-
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-/*
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- * Do not change these values: if changed, then change also in respective
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- * TXdma and Rxdma engines
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- */
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-#define NUM_DESC_PER_RING_TX 512 /* TX Do not change these values */
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-#define NUM_TCB 64
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-
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-/*
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- * These values are all superseded by registry entries to facilitate tuning.
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- * Once the desired performance has been achieved, the optimal registry values
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- * should be re-populated to these #defines:
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- */
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-#define NUM_TRAFFIC_CLASSES 1
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-
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-#define TX_ERROR_PERIOD 1000
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-
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-#define LO_MARK_PERCENT_FOR_PSR 15
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-#define LO_MARK_PERCENT_FOR_RX 15
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-
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-/* RFD (Receive Frame Descriptor) */
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-struct rfd {
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- struct list_head list_node;
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- struct sk_buff *skb;
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- u32 len; /* total size of receive frame */
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- u16 bufferindex;
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- u8 ringindex;
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-};
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-
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-/* Flow Control */
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-#define FLOW_BOTH 0
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-#define FLOW_TXONLY 1
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-#define FLOW_RXONLY 2
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-#define FLOW_NONE 3
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-
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-/* Struct to define some device statistics */
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-struct ce_stats {
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- /* MIB II variables
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- *
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- * NOTE: atomic_t types are only guaranteed to store 24-bits; if we
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- * MUST have 32, then we'll need another way to perform atomic
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- * operations
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- */
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- u32 unicast_pkts_rcvd;
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- atomic_t unicast_pkts_xmtd;
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- u32 multicast_pkts_rcvd;
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- atomic_t multicast_pkts_xmtd;
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- u32 broadcast_pkts_rcvd;
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- atomic_t broadcast_pkts_xmtd;
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- u32 rcvd_pkts_dropped;
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-
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- /* Tx Statistics. */
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- u32 tx_underflows;
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-
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- u32 tx_collisions;
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- u32 tx_excessive_collisions;
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- u32 tx_first_collisions;
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- u32 tx_late_collisions;
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- u32 tx_max_pkt_errs;
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- u32 tx_deferred;
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-
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- /* Rx Statistics. */
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- u32 rx_overflows;
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-
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- u32 rx_length_errs;
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- u32 rx_align_errs;
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- u32 rx_crc_errs;
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- u32 rx_code_violations;
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- u32 rx_other_errs;
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-
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- u32 synchronous_iterations;
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- u32 interrupt_status;
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-};
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-
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-/* The private adapter structure */
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-struct et131x_adapter {
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- struct net_device *netdev;
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- struct pci_dev *pdev;
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- struct mii_bus *mii_bus;
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- struct phy_device *phydev;
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- struct work_struct task;
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-
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- /* Flags that indicate current state of the adapter */
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- u32 flags;
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-
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- /* local link state, to determine if a state change has occurred */
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- int link;
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-
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- /* Configuration */
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- u8 rom_addr[ETH_ALEN];
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- u8 addr[ETH_ALEN];
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- bool has_eeprom;
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- u8 eeprom_data[2];
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-
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- /* Spinlocks */
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- spinlock_t lock;
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-
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- spinlock_t tcb_send_qlock;
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- spinlock_t tcb_ready_qlock;
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- spinlock_t send_hw_lock;
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-
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- spinlock_t rcv_lock;
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- spinlock_t rcv_pend_lock;
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- spinlock_t fbr_lock;
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-
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- spinlock_t phy_lock;
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-
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- /* Packet Filter and look ahead size */
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- u32 packet_filter;
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-
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- /* multicast list */
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- u32 multicast_addr_count;
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- u8 multicast_list[NIC_MAX_MCAST_LIST][ETH_ALEN];
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-
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- /* Pointer to the device's PCI register space */
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- struct address_map __iomem *regs;
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-
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- /* Registry parameters */
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- u8 wanted_flow; /* Flow we want for 802.3x flow control */
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- u32 registry_jumbo_packet; /* Max supported ethernet packet size */
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-
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- /* Derived from the registry: */
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- u8 flowcontrol; /* flow control validated by the far-end */
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-
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- /* Minimize init-time */
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- struct timer_list error_timer;
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-
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- /* variable putting the phy into coma mode when boot up with no cable
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- * plugged in after 5 seconds
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- */
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- u8 boot_coma;
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-
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- /* Next two used to save power information at power down. This
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- * information will be used during power up to set up parts of Power
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- * Management in JAGCore
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- */
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- u16 pdown_speed;
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- u8 pdown_duplex;
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-
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- /* Tx Memory Variables */
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- struct tx_ring tx_ring;
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-
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- /* Rx Memory Variables */
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- struct rx_ring rx_ring;
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-
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- /* Stats */
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- struct ce_stats stats;
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-
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- struct net_device_stats net_stats;
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-};
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-
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-#endif /* __ET131X_ADAPTER_H__ */
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Mark Einon