| /* |
| * Agere Systems Inc. |
| * 10/100/1000 Base-T Ethernet Driver for the ET1301 and ET131x series MACs |
| * |
| * Copyright © 2005 Agere Systems Inc. |
| * All rights reserved. |
| * http://www.agere.com |
| * |
| *------------------------------------------------------------------------------ |
| * |
| * et131x_adapter.h - Header which includes the private adapter structure, along |
| * with related support structures, macros, definitions, etc. |
| * |
| *------------------------------------------------------------------------------ |
| * |
| * SOFTWARE LICENSE |
| * |
| * This software is provided subject to the following terms and conditions, |
| * which you should read carefully before using the software. Using this |
| * software indicates your acceptance of these terms and conditions. If you do |
| * not agree with these terms and conditions, do not use the software. |
| * |
| * Copyright © 2005 Agere Systems Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source or binary forms, with or without |
| * modifications, are permitted provided that the following conditions are met: |
| * |
| * . Redistributions of source code must retain the above copyright notice, this |
| * list of conditions and the following Disclaimer as comments in the code as |
| * well as in the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * . Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following Disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * |
| * . Neither the name of Agere Systems Inc. nor the names of the contributors |
| * may be used to endorse or promote products derived from this software |
| * without specific prior written permission. |
| * |
| * Disclaimer |
| * |
| * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
| * INCLUDING, BUT NOT LIMITED TO, INFRINGEMENT AND THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. ANY |
| * USE, MODIFICATION OR DISTRIBUTION OF THIS SOFTWARE IS SOLELY AT THE USERS OWN |
| * RISK. IN NO EVENT SHALL AGERE SYSTEMS INC. OR CONTRIBUTORS BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, INCLUDING, BUT NOT LIMITED TO, CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH |
| * DAMAGE. |
| * |
| */ |
| |
| #ifndef __ET131X_ADAPTER_H__ |
| #define __ET131X_ADAPTER_H__ |
| |
| #include "et1310_address_map.h" |
| #include "et1310_tx.h" |
| #include "et1310_rx.h" |
| |
| /* |
| * Do not change these values: if changed, then change also in respective |
| * TXdma and Rxdma engines |
| */ |
| #define NUM_DESC_PER_RING_TX 512 /* TX Do not change these values */ |
| #define NUM_TCB 64 |
| |
| /* |
| * These values are all superseded by registry entries to facilitate tuning. |
| * Once the desired performance has been achieved, the optimal registry values |
| * should be re-populated to these #defines: |
| */ |
| #define NUM_TRAFFIC_CLASSES 1 |
| |
| #define TX_ERROR_PERIOD 1000 |
| |
| #define LO_MARK_PERCENT_FOR_PSR 15 |
| #define LO_MARK_PERCENT_FOR_RX 15 |
| |
| /* RFD (Receive Frame Descriptor) */ |
| struct rfd { |
| struct list_head list_node; |
| struct sk_buff *skb; |
| u32 len; /* total size of receive frame */ |
| u16 bufferindex; |
| u8 ringindex; |
| }; |
| |
| /* Flow Control */ |
| #define FLOW_BOTH 0 |
| #define FLOW_TXONLY 1 |
| #define FLOW_RXONLY 2 |
| #define FLOW_NONE 3 |
| |
| /* Struct to define some device statistics */ |
| struct ce_stats { |
| /* MIB II variables |
| * |
| * NOTE: atomic_t types are only guaranteed to store 24-bits; if we |
| * MUST have 32, then we'll need another way to perform atomic |
| * operations |
| */ |
| u32 unicast_pkts_rcvd; |
| atomic_t unicast_pkts_xmtd; |
| u32 multicast_pkts_rcvd; |
| atomic_t multicast_pkts_xmtd; |
| u32 broadcast_pkts_rcvd; |
| atomic_t broadcast_pkts_xmtd; |
| u32 rcvd_pkts_dropped; |
| |
| /* Tx Statistics. */ |
| u32 tx_underflows; |
| |
| u32 tx_collisions; |
| u32 tx_excessive_collisions; |
| u32 tx_first_collisions; |
| u32 tx_late_collisions; |
| u32 tx_max_pkt_errs; |
| u32 tx_deferred; |
| |
| /* Rx Statistics. */ |
| u32 rx_overflows; |
| |
| u32 rx_length_errs; |
| u32 rx_align_errs; |
| u32 rx_crc_errs; |
| u32 rx_code_violations; |
| u32 rx_other_errs; |
| |
| u32 synchronous_iterations; |
| u32 interrupt_status; |
| }; |
| |
| /* The private adapter structure */ |
| struct et131x_adapter { |
| struct net_device *netdev; |
| struct pci_dev *pdev; |
| struct mii_bus *mii_bus; |
| struct phy_device *phydev; |
| struct work_struct task; |
| |
| /* Flags that indicate current state of the adapter */ |
| u32 flags; |
| |
| /* local link state, to determine if a state change has occurred */ |
| int link; |
| |
| /* Configuration */ |
| u8 rom_addr[ETH_ALEN]; |
| u8 addr[ETH_ALEN]; |
| bool has_eeprom; |
| u8 eeprom_data[2]; |
| |
| /* Spinlocks */ |
| spinlock_t lock; |
| |
| spinlock_t tcb_send_qlock; |
| spinlock_t tcb_ready_qlock; |
| spinlock_t send_hw_lock; |
| |
| spinlock_t rcv_lock; |
| spinlock_t rcv_pend_lock; |
| spinlock_t fbr_lock; |
| |
| spinlock_t phy_lock; |
| |
| /* Packet Filter and look ahead size */ |
| u32 packet_filter; |
| |
| /* multicast list */ |
| u32 multicast_addr_count; |
| u8 multicast_list[NIC_MAX_MCAST_LIST][ETH_ALEN]; |
| |
| /* Pointer to the device's PCI register space */ |
| struct address_map __iomem *regs; |
| |
| /* Registry parameters */ |
| u8 wanted_flow; /* Flow we want for 802.3x flow control */ |
| u32 registry_jumbo_packet; /* Max supported ethernet packet size */ |
| |
| /* Derived from the registry: */ |
| u8 flowcontrol; /* flow control validated by the far-end */ |
| |
| /* Minimize init-time */ |
| struct timer_list error_timer; |
| |
| /* variable putting the phy into coma mode when boot up with no cable |
| * plugged in after 5 seconds |
| */ |
| u8 boot_coma; |
| |
| /* Next two used to save power information at power down. This |
| * information will be used during power up to set up parts of Power |
| * Management in JAGCore |
| */ |
| u16 pdown_speed; |
| u8 pdown_duplex; |
| |
| /* Xcvr status at last poll */ |
| u16 bmsr; |
| |
| /* Tx Memory Variables */ |
| struct tx_ring tx_ring; |
| |
| /* Rx Memory Variables */ |
| struct rx_ring rx_ring; |
| |
| /* Stats */ |
| struct ce_stats stats; |
| |
| struct net_device_stats net_stats; |
| }; |
| |
| #endif /* __ET131X_ADAPTER_H__ */ |