LXR linux/drivers/scsi/pm8001/pm8001

   1/*
   2 * PMC-Sierra 8001/8081/8088/8089 SAS/SATA based host adapters driver
   3 *
   4 * Copyright (c) 2008-2009 USI Co., Ltd.
   5 * All rights reserved.
   6 *
   7 * Redistribution and use in source and binary forms, with or without
   8 * modification, are permitted provided that the following conditions
   9 * are met:
  10 * 1. Redistributions of source code must retain the above copyright
  11 *    notice, this list of conditions, and the following disclaimer,
  12 *    without modification.
  13 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  14 *    substantially similar to the "NO WARRANTY" disclaimer below
  15 *    ("Disclaimer") and any redistribution must be conditioned upon
  16 *    including a substantially similar Disclaimer requirement for further
  17 *    binary redistribution.
  18 * 3. Neither the names of the above-listed copyright holders nor the names
  19 *    of any contributors may be used to endorse or promote products derived
  20 *    from this software without specific prior written permission.
  21 *
  22 * Alternatively, this software may be distributed under the terms of the
  23 * GNU General Public License ("GPL") version 2 as published by the Free
  24 * Software Foundation.
  25 *
  26 * NO WARRANTY
  27 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  28 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  29 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
  30 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  31 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  35 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  36 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  37 * POSSIBILITY OF SUCH DAMAGES.
  38 *
  39 */
  40
  41#ifndef _PM8001_DEFS_H_
  42#define _PM8001_DEFS_H_
  43
  44enum chip_flavors {
  45        chip_8001,
  46        chip_8008,
  47        chip_8009,
  48        chip_8018,
  49        chip_8019,
  50        chip_8074,
  51        chip_8076,
  52        chip_8077,
  53        chip_8006,
  54        chip_8070,
  55        chip_8072
  56};
  57
  58enum phy_speed {
  59        PHY_SPEED_15 = 0x01,
  60        PHY_SPEED_30 = 0x02,
  61        PHY_SPEED_60 = 0x04,
  62        PHY_SPEED_120 = 0x08,
  63};
  64
  65enum data_direction {
  66        DATA_DIR_NONE = 0x0,    /* NO TRANSFER */
  67        DATA_DIR_IN = 0x01,     /* INBOUND */
  68        DATA_DIR_OUT = 0x02,    /* OUTBOUND */
  69        DATA_DIR_BYRECIPIENT = 0x04, /* UNSPECIFIED */
  70};
  71
  72enum port_type {
  73        PORT_TYPE_SAS = (1L << 1),
  74        PORT_TYPE_SATA = (1L << 0),
  75};
  76
  77/* driver compile-time configuration */
  78#define PM8001_MAX_CCB           1024   /* max ccbs supported */
  79#define PM8001_MPI_QUEUE         1024   /* maximum mpi queue entries */
  80#define PM8001_MAX_INB_NUM       64
  81#define PM8001_MAX_OUTB_NUM      64
  82#define PM8001_CAN_QUEUE         508    /* SCSI Queue depth */
  83
  84/* Inbound/Outbound queue size */
  85#define IOMB_SIZE_SPC           64
  86#define IOMB_SIZE_SPCV          128
  87
  88/* unchangeable hardware details */
  89#define PM8001_MAX_PHYS          16     /* max. possible phys */
  90#define PM8001_MAX_PORTS         16     /* max. possible ports */
  91#define PM8001_MAX_DEVICES       2048   /* max supported device */
  92#define PM8001_MAX_MSIX_VEC      64     /* max msi-x int for spcv/ve */
  93#define PM8001_RESERVE_SLOT      8
  94
  95#define CONFIG_SCSI_PM8001_MAX_DMA_SG   528
  96#define PM8001_MAX_DMA_SG       CONFIG_SCSI_PM8001_MAX_DMA_SG
  97
  98enum memory_region_num {
  99        AAP1 = 0x0, /* application acceleration processor */
 100        IOP,        /* IO processor */
 101        NVMD,       /* NVM device */
 102        FW_FLASH,    /* memory for fw flash update */
 103        FORENSIC_MEM,  /* memory for fw forensic data */
 104        USI_MAX_MEMCNT_BASE
 105};
 106#define PM8001_EVENT_LOG_SIZE    (128 * 1024)
 107
 108/**
 109 * maximum DMA memory regions(number of IBQ + number of IBQ CI
 110 * + number of  OBQ + number of OBQ PI)
 111 */
 112#define USI_MAX_MEMCNT  (USI_MAX_MEMCNT_BASE + ((2 * PM8001_MAX_INB_NUM) \
 113                        + (2 * PM8001_MAX_OUTB_NUM)))
 114/*error code*/
 115enum mpi_err {
 116        MPI_IO_STATUS_SUCCESS = 0x0,
 117        MPI_IO_STATUS_BUSY = 0x01,
 118        MPI_IO_STATUS_FAIL = 0x02,
 119};
 120
 121/**
 122 * Phy Control constants
 123 */
 124enum phy_control_type {
 125        PHY_LINK_RESET = 0x01,
 126        PHY_HARD_RESET = 0x02,
 127        PHY_NOTIFY_ENABLE_SPINUP = 0x10,
 128};
 129
 130enum pm8001_hba_info_flags {
 131        PM8001F_INIT_TIME       = (1U << 0),
 132        PM8001F_RUN_TIME        = (1U << 1),
 133};
 134
 135/**
 136 * Phy Status
 137 */
 138#define PHY_LINK_DISABLE        0x00
 139#define PHY_LINK_DOWN           0x01
 140#define PHY_STATE_LINK_UP_SPCV  0x2
 141#define PHY_STATE_LINK_UP_SPC   0x1
 142
 143#endif
 144