+++ /dev/null
-/*
- * 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 \93AS IS\94 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
-
-/*
- * There are three ways of counting errors - if there are more than X errors
- * in Y packets (represented by the "SAMPLE" macros), if there are more than
- * N errors in a S mSec time period (the "PERIOD" macros), or if there are
- * consecutive packets with errors (CONSEC_ERRORED_THRESH). This last covers
- * for "Bursty" errors, and the errored packets may well not be contiguous,
- * but several errors where the packet counter has changed by less than a
- * small amount will cause this count to increment.
- */
-#define TX_PACKETS_IN_SAMPLE 10000
-#define TX_MAX_ERRORS_IN_SAMPLE 50
-
-#define TX_ERROR_PERIOD 1000
-#define TX_MAX_ERRORS_IN_PERIOD 10
-
-#define LINK_DETECTION_TIMER 5000
-
-#define TX_CONSEC_RANGE 5
-#define TX_CONSEC_ERRORED_THRESH 10
-
-#define LO_MARK_PERCENT_FOR_PSR 15
-#define LO_MARK_PERCENT_FOR_RX 15
-
-/* Macros for flag and ref count operations */
-#define MP_SET_FLAG(_M, _F) ((_M)->Flags |= (_F))
-#define MP_CLEAR_FLAG(_M, _F) ((_M)->Flags &= ~(_F))
-#define MP_CLEAR_FLAGS(_M) ((_M)->Flags = 0)
-#define MP_TEST_FLAG(_M, _F) (((_M)->Flags & (_F)) != 0)
-#define MP_TEST_FLAGS(_M, _F) (((_M)->Flags & (_F)) == (_F))
-#define MP_IS_FLAG_CLEAR(_M, _F) (((_M)->Flags & (_F)) == 0)
-
-#define MP_INC_RCV_REF(_A) atomic_inc(&(_A)->RcvRefCount)
-#define MP_DEC_RCV_REF(_A) atomic_dec(&(_A)->RcvRefCount)
-#define MP_GET_RCV_REF(_A) atomic_read(&(_A)->RcvRefCount)
-
-/* Macros specific to the private adapter structure */
-#define MP_TCB_RESOURCES_AVAILABLE(_M) ((_M)->TxRing.nBusySend < NUM_TCB)
-#define MP_TCB_RESOURCES_NOT_AVAILABLE(_M) ((_M)->TxRing.nBusySend >= NUM_TCB)
-
-#define MP_SHOULD_FAIL_SEND(_M) ((_M)->Flags & fMP_ADAPTER_FAIL_SEND_MASK)
-#define MP_IS_NOT_READY(_M) ((_M)->Flags & fMP_ADAPTER_NOT_READY_MASK)
-#define MP_IS_READY(_M) !((_M)->Flags & fMP_ADAPTER_NOT_READY_MASK)
-
-#define MP_HAS_CABLE(_M) !((_M)->Flags & fMP_ADAPTER_NO_CABLE)
-#define MP_LINK_DETECTED(_M) !((_M)->Flags & fMP_ADAPTER_LINK_DETECTION)
-
-/* Counters for error rate monitoring */
-typedef struct _MP_ERR_COUNTERS {
- u32 PktCountTxPackets;
- u32 PktCountTxErrors;
- u32 TimerBasedTxErrors;
- u32 PktCountLastError;
- u32 ErredConsecPackets;
-} MP_ERR_COUNTERS, *PMP_ERR_COUNTERS;
-
-/* RFD (Receive Frame Descriptor) */
-typedef struct _MP_RFD {
- struct list_head list_node;
- struct sk_buff *Packet;
- u32 PacketSize; // total size of receive frame
- u16 iBufferIndex;
- u8 iRingIndex;
-} MP_RFD, *PMP_RFD;
-
-/* Enum for Flow Control */
-typedef enum _eflow_control_t {
- Both = 0,
- TxOnly = 1,
- RxOnly = 2,
- None = 3
-} eFLOW_CONTROL_t, *PeFLOW_CONTROL_t;
-
-/* Struct to define some device statistics */
-typedef struct _ce_stats_t {
- /* Link Input/Output stats */
- uint64_t ipackets; // # of in packets
- uint64_t opackets; // # of out packets
-
- /* 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 unircv; // # multicast packets received
- atomic_t unixmt; // # multicast packets for Tx
- u32 multircv; // # multicast packets received
- atomic_t multixmt; // # multicast packets for Tx
- u32 brdcstrcv; // # broadcast packets received
- atomic_t brdcstxmt; // # broadcast packets for Tx
- u32 norcvbuf; // # Rx packets discarded
- u32 noxmtbuf; // # Tx packets discarded
-
- /* Transciever state informations. */
- u8 xcvr_addr;
- u32 xcvr_id;
-
- /* Tx Statistics. */
- u32 tx_uflo; // Tx Underruns
-
- u32 collisions;
- u32 excessive_collisions;
- u32 first_collision;
- u32 late_collisions;
- u32 max_pkt_error;
- u32 tx_deferred;
-
- /* Rx Statistics. */
- u32 rx_ov_flow; // Rx Over Flow
-
- u32 length_err;
- u32 alignment_err;
- u32 crc_err;
- u32 code_violations;
- u32 other_errors;
-
-#ifdef CONFIG_ET131X_DEBUG
- u32 UnhandledInterruptsPerSec;
- u32 RxDmaInterruptsPerSec;
- u32 TxDmaInterruptsPerSec;
- u32 WatchDogInterruptsPerSec;
-#endif /* CONFIG_ET131X_DEBUG */
-
- u32 SynchrounousIterations;
- INTERRUPT_t InterruptStatus;
-} CE_STATS_t, *PCE_STATS_t;
-
-/* The private adapter structure */
-struct et131x_adapter {
- struct net_device *netdev;
- struct pci_dev *pdev;
-
- struct work_struct task;
-
- /* Flags that indicate current state of the adapter */
- u32 Flags;
- u32 HwErrCount;
-
- /* Configuration */
- u8 PermanentAddress[ETH_ALEN];
- u8 CurrentAddress[ETH_ALEN];
- bool bOverrideAddress;
- bool bEepromPresent;
- u8 eepromData[2];
-
- /* Spinlocks */
- spinlock_t Lock;
-
- spinlock_t TCBSendQLock;
- spinlock_t TCBReadyQLock;
- spinlock_t SendHWLock;
- spinlock_t SendWaitLock;
-
- spinlock_t RcvLock;
- spinlock_t RcvPendLock;
- spinlock_t FbrLock;
-
- spinlock_t PHYLock;
-
- /* Packet Filter and look ahead size */
- u32 PacketFilter;
- u32 ulLookAhead;
- u32 uiLinkSpeed;
- u32 uiDuplexMode;
- u32 uiAutoNegStatus;
- u8 ucLinkStatus;
-
- /* multicast list */
- u32 MCAddressCount;
- u8 MCList[NIC_MAX_MCAST_LIST][ETH_ALEN];
-
- /* MAC test */
- TXMAC_TXTEST_t TxMacTest;
-
- /* Pointer to the device's PCI register space */
- ADDRESS_MAP_t __iomem *CSRAddress;
-
- /* PCI config space info, for debug purposes only. */
- u8 RevisionID;
- u16 VendorID;
- u16 DeviceID;
- u16 SubVendorID;
- u16 SubSystemID;
- u32 CacheFillSize;
- u16 PciXDevCtl;
- u8 pci_lat_timer;
- u8 pci_hdr_type;
- u8 pci_bist;
- u32 pci_cfg_state[64 / sizeof(u32)];
-
- /* Registry parameters */
- u8 SpeedDuplex; // speed/duplex
- eFLOW_CONTROL_t RegistryFlowControl; // for 802.3x flow control
- u8 RegistryWOLMatch; // Enable WOL pattern-matching
- u8 RegistryWOLLink; // Link state change is independant
- u8 RegistryPhyComa; // Phy Coma mode enable/disable
-
- u32 RegistryRxMemEnd; // Size of internal rx memory
- u8 RegistryMACStat; // If set, read MACSTAT, else don't
- u32 RegistryVlanTag; // 802.1q Vlan TAG
- u32 RegistryJumboPacket; // Max supported ethernet packet size
-
- u32 RegistryTxNumBuffers;
- u32 RegistryTxTimeInterval;
-
- u32 RegistryRxNumBuffers;
- u32 RegistryRxTimeInterval;
-
- /* Validation helpers */
- u8 RegistryPMWOL;
- u8 RegistryNMIDisable;
- u32 RegistryDMACache;
- u32 RegistrySCGain;
- u8 RegistryPhyLoopbk; // Enable Phy loopback
-
- /* Derived from the registry: */
- u8 AiForceDpx; // duplex setting
- u16 AiForceSpeed; // 'Speed', user over-ride of line speed
- eFLOW_CONTROL_t FlowControl; // flow control validated by the far-end
- enum {
- NETIF_STATUS_INVALID = 0,
- NETIF_STATUS_MEDIA_CONNECT,
- NETIF_STATUS_MEDIA_DISCONNECT,
- NETIF_STATUS_MAX
- } MediaState;
- u8 DriverNoPhyAccess;
-
- /* Minimize init-time */
- bool bQueryPending;
- bool bSetPending;
- bool bResetPending;
- struct timer_list ErrorTimer;
- bool bLinkTimerActive;
- MP_POWER_MGMT PoMgmt;
- INTERRUPT_t CachedMaskValue;
-
- atomic_t RcvRefCount; // Num packets not yet returned
-
- /* Xcvr status at last poll */
- MI_BMSR_t Bmsr;
-
- /* Tx Memory Variables */
- TX_RING_t TxRing;
-
- /* Rx Memory Variables */
- RX_RING_t RxRing;
-
- /* ET1310 register Access */
- JAGCORE_ACCESS_REGS JagCoreRegs;
- PCI_CFG_SPACE_REGS PciCfgRegs;
-
- /* Loopback specifics */
- u8 ReplicaPhyLoopbk; // Replica Enable
- u8 ReplicaPhyLoopbkPF; // Replica Enable Pass/Fail
-
- /* Stats */
- CE_STATS_t Stats;
-
- struct net_device_stats net_stats;
- struct net_device_stats net_stats_prev;
-};
-
-#define MPSendPacketsHandler MPSendPackets
-#define MP_FREE_SEND_PACKET_FUN(Adapter, pMpTcb) \
- et131x_free_send_packet(Adapter, pMpTcb)
-#define MpSendPacketFun(Adapter, Packet) MpSendPacket(Adapter, Packet)
-
-#endif /* __ET131X_ADAPTER_H__ */
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