1 /* 2 * Adaptec AAC series RAID controller driver 3 * (c) Copyright 2001 Red Hat Inc. <alan@redhat.com> 4 * 5 * based on the old aacraid driver that is.. 6 * Adaptec aacraid device driver for Linux. 7 * 8 * Copyright (c) 2000 Adaptec, Inc. (aacraid@adaptec.com) 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of the GNU General Public License as published by 12 * the Free Software Foundation; either version 2, or (at your option) 13 * any later version. 14 * 15 * This program is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License for more details. 19 * 20 * You should have received a copy of the GNU General Public License 21 * along with this program; see the file COPYING. If not, write to 22 * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 23 * 24 * Module Name: 25 * linit.c 26 * 27 * Abstract: Linux Driver entry module for Adaptec RAID Array Controller 28 */ 29 30 #define AAC_DRIVER_VERSION "1.1-4" 31 #ifndef AAC_DRIVER_BRANCH 32 #define AAC_DRIVER_BRANCH "" 33 #endif 34 #define AAC_DRIVER_BUILD_DATE __DATE__ " " __TIME__ 35 #define AAC_DRIVERNAME "aacraid" 36 37 #include <linux/compat.h> 38 #include <linux/blkdev.h> 39 #include <linux/completion.h> 40 #include <linux/init.h> 41 #include <linux/interrupt.h> 42 #include <linux/kernel.h> 43 #include <linux/module.h> 44 #include <linux/moduleparam.h> 45 #include <linux/pci.h> 46 #include <linux/slab.h> 47 #include <linux/spinlock.h> 48 #include <linux/syscalls.h> 49 #include <linux/ioctl32.h> 50 #include <linux/delay.h> 51 #include <linux/smp_lock.h> 52 #include <asm/semaphore.h> 53 54 #include <scsi/scsi.h> 55 #include <scsi/scsi_cmnd.h> 56 #include <scsi/scsi_device.h> 57 #include <scsi/scsi_host.h> 58 #include <scsi/scsi_tcq.h> 59 #include <scsi/scsicam.h> 60 #include <scsi/scsi_eh.h> 61 62 #include "aacraid.h" 63 64 #ifdef AAC_DRIVER_BUILD 65 #define _str(x) #x 66 #define str(x) _str(x) 67 #define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION "[" str(AAC_DRIVER_BUILD) "]" AAC_DRIVER_BRANCH 68 #else 69 #define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION AAC_DRIVER_BRANCH " " AAC_DRIVER_BUILD_DATE 70 #endif 71 72 MODULE_AUTHOR("Red Hat Inc and Adaptec"); 73 MODULE_DESCRIPTION("Dell PERC2, 2/Si, 3/Si, 3/Di, " 74 "Adaptec Advanced Raid Products, " 75 "and HP NetRAID-4M SCSI driver"); 76 MODULE_LICENSE("GPL"); 77 MODULE_VERSION(AAC_DRIVER_FULL_VERSION); 78 79 static LIST_HEAD(aac_devices); 80 static int aac_cfg_major = -1; 81 char aac_driver_version[] = AAC_DRIVER_FULL_VERSION; 82 83 /* 84 * Because of the way Linux names scsi devices, the order in this table has 85 * become important. Check for on-board Raid first, add-in cards second. 86 * 87 * Note: The last field is used to index into aac_drivers below. 88 */ 89 static struct pci_device_id aac_pci_tbl[] = { 90 { 0x1028, 0x0001, 0x1028, 0x0001, 0, 0, 0 }, /* PERC 2/Si (Iguana/PERC2Si) */ 91 { 0x1028, 0x0002, 0x1028, 0x0002, 0, 0, 1 }, /* PERC 3/Di (Opal/PERC3Di) */ 92 { 0x1028, 0x0003, 0x1028, 0x0003, 0, 0, 2 }, /* PERC 3/Si (SlimFast/PERC3Si */ 93 { 0x1028, 0x0004, 0x1028, 0x00d0, 0, 0, 3 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */ 94 { 0x1028, 0x0002, 0x1028, 0x00d1, 0, 0, 4 }, /* PERC 3/Di (Viper/PERC3DiV) */ 95 { 0x1028, 0x0002, 0x1028, 0x00d9, 0, 0, 5 }, /* PERC 3/Di (Lexus/PERC3DiL) */ 96 { 0x1028, 0x000a, 0x1028, 0x0106, 0, 0, 6 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */ 97 { 0x1028, 0x000a, 0x1028, 0x011b, 0, 0, 7 }, /* PERC 3/Di (Dagger/PERC3DiD) */ 98 { 0x1028, 0x000a, 0x1028, 0x0121, 0, 0, 8 }, /* PERC 3/Di (Boxster/PERC3DiB) */ 99 { 0x9005, 0x0283, 0x9005, 0x0283, 0, 0, 9 }, /* catapult */ 100 { 0x9005, 0x0284, 0x9005, 0x0284, 0, 0, 10 }, /* tomcat */ 101 { 0x9005, 0x0285, 0x9005, 0x0286, 0, 0, 11 }, /* Adaptec 2120S (Crusader) */ 102 { 0x9005, 0x0285, 0x9005, 0x0285, 0, 0, 12 }, /* Adaptec 2200S (Vulcan) */ 103 { 0x9005, 0x0285, 0x9005, 0x0287, 0, 0, 13 }, /* Adaptec 2200S (Vulcan-2m) */ 104 { 0x9005, 0x0285, 0x17aa, 0x0286, 0, 0, 14 }, /* Legend S220 (Legend Crusader) */ 105 { 0x9005, 0x0285, 0x17aa, 0x0287, 0, 0, 15 }, /* Legend S230 (Legend Vulcan) */ 106 107 { 0x9005, 0x0285, 0x9005, 0x0288, 0, 0, 16 }, /* Adaptec 3230S (Harrier) */ 108 { 0x9005, 0x0285, 0x9005, 0x0289, 0, 0, 17 }, /* Adaptec 3240S (Tornado) */ 109 { 0x9005, 0x0285, 0x9005, 0x028a, 0, 0, 18 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */ 110 { 0x9005, 0x0285, 0x9005, 0x028b, 0, 0, 19 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */ 111 { 0x9005, 0x0286, 0x9005, 0x028c, 0, 0, 20 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */ 112 { 0x9005, 0x0286, 0x9005, 0x028d, 0, 0, 21 }, /* ASR-2130S (Lancer) */ 113 { 0x9005, 0x0286, 0x9005, 0x029b, 0, 0, 22 }, /* AAR-2820SA (Intruder) */ 114 { 0x9005, 0x0286, 0x9005, 0x029c, 0, 0, 23 }, /* AAR-2620SA (Intruder) */ 115 { 0x9005, 0x0286, 0x9005, 0x029d, 0, 0, 24 }, /* AAR-2420SA (Intruder) */ 116 { 0x9005, 0x0286, 0x9005, 0x029e, 0, 0, 25 }, /* ICP9024R0 (Lancer) */ 117 { 0x9005, 0x0286, 0x9005, 0x029f, 0, 0, 26 }, /* ICP9014R0 (Lancer) */ 118 { 0x9005, 0x0286, 0x9005, 0x02a0, 0, 0, 27 }, /* ICP9047MA (Lancer) */ 119 { 0x9005, 0x0286, 0x9005, 0x02a1, 0, 0, 28 }, /* ICP9087MA (Lancer) */ 120 { 0x9005, 0x0286, 0x9005, 0x02a3, 0, 0, 29 }, /* ICP5085AU (Hurricane) */ 121 { 0x9005, 0x0285, 0x9005, 0x02a4, 0, 0, 30 }, /* ICP9085LI (Marauder-X) */ 122 { 0x9005, 0x0285, 0x9005, 0x02a5, 0, 0, 31 }, /* ICP5085BR (Marauder-E) */ 123 { 0x9005, 0x0286, 0x9005, 0x02a6, 0, 0, 32 }, /* ICP9067MA (Intruder-6) */ 124 { 0x9005, 0x0287, 0x9005, 0x0800, 0, 0, 33 }, /* Themisto Jupiter Platform */ 125 { 0x9005, 0x0200, 0x9005, 0x0200, 0, 0, 33 }, /* Themisto Jupiter Platform */ 126 { 0x9005, 0x0286, 0x9005, 0x0800, 0, 0, 34 }, /* Callisto Jupiter Platform */ 127 { 0x9005, 0x0285, 0x9005, 0x028e, 0, 0, 35 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */ 128 { 0x9005, 0x0285, 0x9005, 0x028f, 0, 0, 36 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */ 129 { 0x9005, 0x0285, 0x9005, 0x0290, 0, 0, 37 }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */ 130 { 0x9005, 0x0285, 0x1028, 0x0291, 0, 0, 38 }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */ 131 { 0x9005, 0x0285, 0x9005, 0x0292, 0, 0, 39 }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */ 132 { 0x9005, 0x0285, 0x9005, 0x0293, 0, 0, 40 }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */ 133 { 0x9005, 0x0285, 0x9005, 0x0294, 0, 0, 41 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */ 134 { 0x9005, 0x0285, 0x103C, 0x3227, 0, 0, 42 }, /* AAR-2610SA PCI SATA 6ch */ 135 { 0x9005, 0x0285, 0x9005, 0x0296, 0, 0, 43 }, /* ASR-2240S (SabreExpress) */ 136 { 0x9005, 0x0285, 0x9005, 0x0297, 0, 0, 44 }, /* ASR-4005SAS */ 137 { 0x9005, 0x0285, 0x1014, 0x02F2, 0, 0, 45 }, /* IBM 8i (AvonPark) */ 138 { 0x9005, 0x0285, 0x1014, 0x0312, 0, 0, 45 }, /* IBM 8i (AvonPark Lite) */ 139 { 0x9005, 0x0286, 0x1014, 0x9580, 0, 0, 46 }, /* IBM 8k/8k-l8 (Aurora) */ 140 { 0x9005, 0x0286, 0x1014, 0x9540, 0, 0, 47 }, /* IBM 8k/8k-l4 (Aurora Lite) */ 141 { 0x9005, 0x0285, 0x9005, 0x0298, 0, 0, 48 }, /* ASR-4000SAS (BlackBird) */ 142 { 0x9005, 0x0285, 0x9005, 0x0299, 0, 0, 49 }, /* ASR-4800SAS (Marauder-X) */ 143 { 0x9005, 0x0285, 0x9005, 0x029a, 0, 0, 50 }, /* ASR-4805SAS (Marauder-E) */ 144 { 0x9005, 0x0286, 0x9005, 0x02a2, 0, 0, 51 }, /* ASR-4810SAS (Hurricane */ 145 146 { 0x9005, 0x0285, 0x1028, 0x0287, 0, 0, 52 }, /* Perc 320/DC*/ 147 { 0x1011, 0x0046, 0x9005, 0x0365, 0, 0, 53 }, /* Adaptec 5400S (Mustang)*/ 148 { 0x1011, 0x0046, 0x9005, 0x0364, 0, 0, 54 }, /* Adaptec 5400S (Mustang)*/ 149 { 0x1011, 0x0046, 0x9005, 0x1364, 0, 0, 55 }, /* Dell PERC2/QC */ 150 { 0x1011, 0x0046, 0x103c, 0x10c2, 0, 0, 56 }, /* HP NetRAID-4M */ 151 152 { 0x9005, 0x0285, 0x1028, PCI_ANY_ID, 0, 0, 57 }, /* Dell Catchall */ 153 { 0x9005, 0x0285, 0x17aa, PCI_ANY_ID, 0, 0, 58 }, /* Legend Catchall */ 154 { 0x9005, 0x0285, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 59 }, /* Adaptec Catch All */ 155 { 0x9005, 0x0286, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 60 }, /* Adaptec Rocket Catch All */ 156 { 0,} 157 }; 158 MODULE_DEVICE_TABLE(pci, aac_pci_tbl); 159 160 /* 161 * dmb - For now we add the number of channels to this structure. 162 * In the future we should add a fib that reports the number of channels 163 * for the card. At that time we can remove the channels from here 164 */ 165 static struct aac_driver_ident aac_drivers[] = { 166 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 2/Si (Iguana/PERC2Si) */ 167 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Opal/PERC3Di) */ 168 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Si (SlimFast/PERC3Si */ 169 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */ 170 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Viper/PERC3DiV) */ 171 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Lexus/PERC3DiL) */ 172 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Jaguar/PERC3DiJ) */ 173 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Dagger/PERC3DiD) */ 174 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Boxster/PERC3DiB) */ 175 { aac_rx_init, "aacraid", "ADAPTEC ", "catapult ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* catapult */ 176 { aac_rx_init, "aacraid", "ADAPTEC ", "tomcat ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* tomcat */ 177 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2120S (Crusader) */ 178 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan) */ 179 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan-2m) */ 180 { aac_rx_init, "aacraid", "Legend ", "Legend S220 ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend S220 (Legend Crusader) */ 181 { aac_rx_init, "aacraid", "Legend ", "Legend S230 ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend S230 (Legend Vulcan) */ 182 183 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3230S ", 2 }, /* Adaptec 3230S (Harrier) */ 184 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3240S ", 2 }, /* Adaptec 3240S (Tornado) */ 185 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020ZCR ", 2 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */ 186 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025ZCR ", 2 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */ 187 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2230S PCI-X ", 2 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */ 188 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2130S PCI-X ", 1 }, /* ASR-2130S (Lancer) */ 189 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2820SA ", 1 }, /* AAR-2820SA (Intruder) */ 190 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2620SA ", 1 }, /* AAR-2620SA (Intruder) */ 191 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2420SA ", 1 }, /* AAR-2420SA (Intruder) */ 192 { aac_rkt_init, "aacraid", "ICP ", "ICP9024R0 ", 2 }, /* ICP9024R0 (Lancer) */ 193 { aac_rkt_init, "aacraid", "ICP ", "ICP9014R0 ", 1 }, /* ICP9014R0 (Lancer) */ 194 { aac_rkt_init, "aacraid", "ICP ", "ICP9047MA ", 1 }, /* ICP9047MA (Lancer) */ 195 { aac_rkt_init, "aacraid", "ICP ", "ICP9087MA ", 1 }, /* ICP9087MA (Lancer) */ 196 { aac_rkt_init, "aacraid", "ICP ", "ICP5085AU ", 1 }, /* ICP5085AU (Hurricane) */ 197 { aac_rx_init, "aacraid", "ICP ", "ICP9085LI ", 1 }, /* ICP9085LI (Marauder-X) */ 198 { aac_rx_init, "aacraid", "ICP ", "ICP5085BR ", 1 }, /* ICP5085BR (Marauder-E) */ 199 { aac_rkt_init, "aacraid", "ICP ", "ICP9067MA ", 1 }, /* ICP9067MA (Intruder-6) */ 200 { NULL , "aacraid", "ADAPTEC ", "Themisto ", 0, AAC_QUIRK_SLAVE }, /* Jupiter Platform */ 201 { aac_rkt_init, "aacraid", "ADAPTEC ", "Callisto ", 2, AAC_QUIRK_MASTER }, /* Jupiter Platform */ 202 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020SA ", 1 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */ 203 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025SA ", 1 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */ 204 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2410SA SATA ", 1 }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */ 205 { aac_rx_init, "aacraid", "DELL ", "CERC SR2 ", 1 }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */ 206 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2810SA SATA ", 1 }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */ 207 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-21610SA SATA", 1 }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */ 208 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2026ZCR ", 1 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */ 209 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2610SA ", 1 }, /* SATA 6Ch (Bearcat) */ 210 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2240S ", 1 }, /* ASR-2240S (SabreExpress) */ 211 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4005SAS ", 1 }, /* ASR-4005SAS */ 212 { aac_rx_init, "ServeRAID","IBM ", "ServeRAID 8i ", 1 }, /* IBM 8i (AvonPark) */ 213 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l8 ", 1 }, /* IBM 8k/8k-l8 (Aurora) */ 214 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l4 ", 1 }, /* IBM 8k/8k-l4 (Aurora Lite) */ 215 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4000SAS ", 1 }, /* ASR-4000SAS (BlackBird & AvonPark) */ 216 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4800SAS ", 1 }, /* ASR-4800SAS (Marauder-X) */ 217 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4805SAS ", 1 }, /* ASR-4805SAS (Marauder-E) */ 218 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-4810SAS ", 1 }, /* ASR-4810SAS (Hurricane) */ 219 220 { aac_rx_init, "percraid", "DELL ", "PERC 320/DC ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Perc 320/DC*/ 221 { aac_sa_init, "aacraid", "ADAPTEC ", "Adaptec 5400S ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/ 222 { aac_sa_init, "aacraid", "ADAPTEC ", "AAC-364 ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/ 223 { aac_sa_init, "percraid", "DELL ", "PERCRAID ", 4, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Dell PERC2/QC */ 224 { aac_sa_init, "hpnraid", "HP ", "NetRAID ", 4, AAC_QUIRK_34SG }, /* HP NetRAID-4M */ 225 226 { aac_rx_init, "aacraid", "DELL ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Dell Catchall */ 227 { aac_rx_init, "aacraid", "Legend ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend Catchall */ 228 { aac_rx_init, "aacraid", "ADAPTEC ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec Catch All */ 229 { aac_rkt_init, "aacraid", "ADAPTEC ", "RAID ", 2 } /* Adaptec Rocket Catch All */ 230 }; 231 232 /** 233 * aac_queuecommand - queue a SCSI command 234 * @cmd: SCSI command to queue 235 * @done: Function to call on command completion 236 * 237 * Queues a command for execution by the associated Host Adapter. 238 * 239 * TODO: unify with aac_scsi_cmd(). 240 */ 241 242 static int aac_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) 243 { 244 cmd->scsi_done = done; 245 return (aac_scsi_cmd(cmd) ? FAILED : 0); 246 } 247 248 /** 249 * aac_info - Returns the host adapter name 250 * @shost: Scsi host to report on 251 * 252 * Returns a static string describing the device in question 253 */ 254 255 static const char *aac_info(struct Scsi_Host *shost) 256 { 257 struct aac_dev *dev = (struct aac_dev *)shost->hostdata; 258 return aac_drivers[dev->cardtype].name; 259 } 260 261 /** 262 * aac_get_driver_ident 263 * @devtype: index into lookup table 264 * 265 * Returns a pointer to the entry in the driver lookup table. 266 */ 267 268 struct aac_driver_ident* aac_get_driver_ident(int devtype) 269 { 270 return &aac_drivers[devtype]; 271 } 272 273 /** 274 * aac_biosparm - return BIOS parameters for disk 275 * @sdev: The scsi device corresponding to the disk 276 * @bdev: the block device corresponding to the disk 277 * @capacity: the sector capacity of the disk 278 * @geom: geometry block to fill in 279 * 280 * Return the Heads/Sectors/Cylinders BIOS Disk Parameters for Disk. 281 * The default disk geometry is 64 heads, 32 sectors, and the appropriate 282 * number of cylinders so as not to exceed drive capacity. In order for 283 * disks equal to or larger than 1 GB to be addressable by the BIOS 284 * without exceeding the BIOS limitation of 1024 cylinders, Extended 285 * Translation should be enabled. With Extended Translation enabled, 286 * drives between 1 GB inclusive and 2 GB exclusive are given a disk 287 * geometry of 128 heads and 32 sectors, and drives above 2 GB inclusive 288 * are given a disk geometry of 255 heads and 63 sectors. However, if 289 * the BIOS detects that the Extended Translation setting does not match 290 * the geometry in the partition table, then the translation inferred 291 * from the partition table will be used by the BIOS, and a warning may 292 * be displayed. 293 */ 294 295 static int aac_biosparm(struct scsi_device *sdev, struct block_device *bdev, 296 sector_t capacity, int *geom) 297 { 298 struct diskparm *param = (struct diskparm *)geom; 299 unsigned char *buf; 300 301 dprintk((KERN_DEBUG "aac_biosparm.\n")); 302 303 /* 304 * Assuming extended translation is enabled - #REVISIT# 305 */ 306 if (capacity >= 2 * 1024 * 1024) { /* 1 GB in 512 byte sectors */ 307 if(capacity >= 4 * 1024 * 1024) { /* 2 GB in 512 byte sectors */ 308 param->heads = 255; 309 param->sectors = 63; 310 } else { 311 param->heads = 128; 312 param->sectors = 32; 313 } 314 } else { 315 param->heads = 64; 316 param->sectors = 32; 317 } 318 319 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors); 320 321 /* 322 * Read the first 1024 bytes from the disk device, if the boot 323 * sector partition table is valid, search for a partition table 324 * entry whose end_head matches one of the standard geometry 325 * translations ( 64/32, 128/32, 255/63 ). 326 */ 327 buf = scsi_bios_ptable(bdev); 328 if (!buf) 329 return 0; 330 if(*(__le16 *)(buf + 0x40) == cpu_to_le16(0xaa55)) { 331 struct partition *first = (struct partition * )buf; 332 struct partition *entry = first; 333 int saved_cylinders = param->cylinders; 334 int num; 335 unsigned char end_head, end_sec; 336 337 for(num = 0; num < 4; num++) { 338 end_head = entry->end_head; 339 end_sec = entry->end_sector & 0x3f; 340 341 if(end_head == 63) { 342 param->heads = 64; 343 param->sectors = 32; 344 break; 345 } else if(end_head == 127) { 346 param->heads = 128; 347 param->sectors = 32; 348 break; 349 } else if(end_head == 254) { 350 param->heads = 255; 351 param->sectors = 63; 352 break; 353 } 354 entry++; 355 } 356 357 if (num == 4) { 358 end_head = first->end_head; 359 end_sec = first->end_sector & 0x3f; 360 } 361 362 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors); 363 if (num < 4 && end_sec == param->sectors) { 364 if (param->cylinders != saved_cylinders) 365 dprintk((KERN_DEBUG "Adopting geometry: heads=%d, sectors=%d from partition table %d.\n", 366 param->heads, param->sectors, num)); 367 } else if (end_head > 0 || end_sec > 0) { 368 dprintk((KERN_DEBUG "Strange geometry: heads=%d, sectors=%d in partition table %d.\n", 369 end_head + 1, end_sec, num)); 370 dprintk((KERN_DEBUG "Using geometry: heads=%d, sectors=%d.\n", 371 param->heads, param->sectors)); 372 } 373 } 374 kfree(buf); 375 return 0; 376 } 377 378 /** 379 * aac_slave_configure - compute queue depths 380 * @sdev: SCSI device we are considering 381 * 382 * Selects queue depths for each target device based on the host adapter's 383 * total capacity and the queue depth supported by the target device. 384 * A queue depth of one automatically disables tagged queueing. 385 */ 386 387 static int aac_slave_configure(struct scsi_device *sdev) 388 { 389 struct Scsi_Host *host = sdev->host; 390 391 if (sdev->tagged_supported) 392 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, 128); 393 else 394 scsi_adjust_queue_depth(sdev, 0, 1); 395 396 if (!(((struct aac_dev *)host->hostdata)->adapter_info.options 397 & AAC_OPT_NEW_COMM)) 398 blk_queue_max_segment_size(sdev->request_queue, 65536); 399 400 return 0; 401 } 402 403 static int aac_ioctl(struct scsi_device *sdev, int cmd, void __user * arg) 404 { 405 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; 406 return aac_do_ioctl(dev, cmd, arg); 407 } 408 409 /* 410 * aac_eh_reset - Reset command handling 411 * @scsi_cmd: SCSI command block causing the reset 412 * 413 */ 414 static int aac_eh_reset(struct scsi_cmnd* cmd) 415 { 416 struct scsi_device * dev = cmd->device; 417 struct Scsi_Host * host = dev->host; 418 struct scsi_cmnd * command; 419 int count; 420 struct aac_dev * aac; 421 unsigned long flags; 422 423 printk(KERN_ERR "%s: Host adapter reset request. SCSI hang ?\n", 424 AAC_DRIVERNAME); 425 426 427 spin_lock_irq(host->host_lock); 428 429 aac = (struct aac_dev *)host->hostdata; 430 if (aac_adapter_check_health(aac)) { 431 printk(KERN_ERR "%s: Host adapter appears dead\n", 432 AAC_DRIVERNAME); 433 spin_unlock_irq(host->host_lock); 434 return -ENODEV; 435 } 436 /* 437 * Wait for all commands to complete to this specific 438 * target (block maximum 60 seconds). 439 */ 440 for (count = 60; count; --count) { 441 int active = 0; 442 __shost_for_each_device(dev, host) { 443 spin_lock_irqsave(&dev->list_lock, flags); 444 list_for_each_entry(command, &dev->cmd_list, list) { 445 if (command->serial_number) { 446 active++; 447 break; 448 } 449 } 450 spin_unlock_irqrestore(&dev->list_lock, flags); 451 if (active) 452 break; 453 454 } 455 /* 456 * We can exit If all the commands are complete 457 */ 458 spin_unlock_irq(host->host_lock); 459 if (active == 0) 460 return SUCCESS; 461 ssleep(1); 462 spin_lock_irq(host->host_lock); 463 } 464 spin_unlock_irq(host->host_lock); 465 printk(KERN_ERR "%s: SCSI bus appears hung\n", AAC_DRIVERNAME); 466 return -ETIMEDOUT; 467 } 468 469 /** 470 * aac_cfg_open - open a configuration file 471 * @inode: inode being opened 472 * @file: file handle attached 473 * 474 * Called when the configuration device is opened. Does the needed 475 * set up on the handle and then returns 476 * 477 * Bugs: This needs extending to check a given adapter is present 478 * so we can support hot plugging, and to ref count adapters. 479 */ 480 481 static int aac_cfg_open(struct inode *inode, struct file *file) 482 { 483 struct aac_dev *aac; 484 unsigned minor_number = iminor(inode); 485 int err = -ENODEV; 486 487 list_for_each_entry(aac, &aac_devices, entry) { 488 if (aac->id == minor_number) { 489 file->private_data = aac; 490 err = 0; 491 break; 492 } 493 } 494 495 return err; 496 } 497 498 /** 499 * aac_cfg_ioctl - AAC configuration request 500 * @inode: inode of device 501 * @file: file handle 502 * @cmd: ioctl command code 503 * @arg: argument 504 * 505 * Handles a configuration ioctl. Currently this involves wrapping it 506 * up and feeding it into the nasty windowsalike glue layer. 507 * 508 * Bugs: Needs locking against parallel ioctls lower down 509 * Bugs: Needs to handle hot plugging 510 */ 511 512 static int aac_cfg_ioctl(struct inode *inode, struct file *file, 513 unsigned int cmd, unsigned long arg) 514 { 515 return aac_do_ioctl(file->private_data, cmd, (void __user *)arg); 516 } 517 518 #ifdef CONFIG_COMPAT 519 static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long arg) 520 { 521 long ret; 522 lock_kernel(); 523 switch (cmd) { 524 case FSACTL_MINIPORT_REV_CHECK: 525 case FSACTL_SENDFIB: 526 case FSACTL_OPEN_GET_ADAPTER_FIB: 527 case FSACTL_CLOSE_GET_ADAPTER_FIB: 528 case FSACTL_SEND_RAW_SRB: 529 case FSACTL_GET_PCI_INFO: 530 case FSACTL_QUERY_DISK: 531 case FSACTL_DELETE_DISK: 532 case FSACTL_FORCE_DELETE_DISK: 533 case FSACTL_GET_CONTAINERS: 534 case FSACTL_SEND_LARGE_FIB: 535 ret = aac_do_ioctl(dev, cmd, (void __user *)arg); 536 break; 537 538 case FSACTL_GET_NEXT_ADAPTER_FIB: { 539 struct fib_ioctl __user *f; 540 541 f = compat_alloc_user_space(sizeof(*f)); 542 ret = 0; 543 if (clear_user(f, sizeof(*f) != sizeof(*f))) 544 ret = -EFAULT; 545 if (copy_in_user(f, (void __user *)arg, sizeof(struct fib_ioctl) - sizeof(u32))) 546 ret = -EFAULT; 547 if (!ret) 548 ret = aac_do_ioctl(dev, cmd, (void __user *)arg); 549 break; 550 } 551 552 default: 553 ret = -ENOIOCTLCMD; 554 break; 555 } 556 unlock_kernel(); 557 return ret; 558 } 559 560 static int aac_compat_ioctl(struct scsi_device *sdev, int cmd, void __user *arg) 561 { 562 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; 563 return aac_compat_do_ioctl(dev, cmd, (unsigned long)arg); 564 } 565 566 static long aac_compat_cfg_ioctl(struct file *file, unsigned cmd, unsigned long arg) 567 { 568 return aac_compat_do_ioctl((struct aac_dev *)file->private_data, cmd, arg); 569 } 570 #endif 571 572 static ssize_t aac_show_model(struct class_device *class_dev, 573 char *buf) 574 { 575 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; 576 int len; 577 578 len = snprintf(buf, PAGE_SIZE, "%s\n", 579 aac_drivers[dev->cardtype].model); 580 return len; 581 } 582 583 static ssize_t aac_show_vendor(struct class_device *class_dev, 584 char *buf) 585 { 586 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; 587 int len; 588 589 len = snprintf(buf, PAGE_SIZE, "%s\n", 590 aac_drivers[dev->cardtype].vname); 591 return len; 592 } 593 594 static ssize_t aac_show_kernel_version(struct class_device *class_dev, 595 char *buf) 596 { 597 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; 598 int len, tmp; 599 600 tmp = le32_to_cpu(dev->adapter_info.kernelrev); 601 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", 602 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, 603 le32_to_cpu(dev->adapter_info.kernelbuild)); 604 return len; 605 } 606 607 static ssize_t aac_show_monitor_version(struct class_device *class_dev, 608 char *buf) 609 { 610 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; 611 int len, tmp; 612 613 tmp = le32_to_cpu(dev->adapter_info.monitorrev); 614 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", 615 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, 616 le32_to_cpu(dev->adapter_info.monitorbuild)); 617 return len; 618 } 619 620 static ssize_t aac_show_bios_version(struct class_device *class_dev, 621 char *buf) 622 { 623 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; 624 int len, tmp; 625 626 tmp = le32_to_cpu(dev->adapter_info.biosrev); 627 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", 628 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, 629 le32_to_cpu(dev->adapter_info.biosbuild)); 630 return len; 631 } 632 633 static ssize_t aac_show_serial_number(struct class_device *class_dev, 634 char *buf) 635 { 636 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; 637 int len = 0; 638 639 if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) 640 len = snprintf(buf, PAGE_SIZE, "%x\n", 641 le32_to_cpu(dev->adapter_info.serial[0])); 642 return len; 643 } 644 645 646 static struct class_device_attribute aac_model = { 647 .attr = { 648 .name = "model", 649 .mode = S_IRUGO, 650 }, 651 .show = aac_show_model, 652 }; 653 static struct class_device_attribute aac_vendor = { 654 .attr = { 655 .name = "vendor", 656 .mode = S_IRUGO, 657 }, 658 .show = aac_show_vendor, 659 }; 660 static struct class_device_attribute aac_kernel_version = { 661 .attr = { 662 .name = "hba_kernel_version", 663 .mode = S_IRUGO, 664 }, 665 .show = aac_show_kernel_version, 666 }; 667 static struct class_device_attribute aac_monitor_version = { 668 .attr = { 669 .name = "hba_monitor_version", 670 .mode = S_IRUGO, 671 }, 672 .show = aac_show_monitor_version, 673 }; 674 static struct class_device_attribute aac_bios_version = { 675 .attr = { 676 .name = "hba_bios_version", 677 .mode = S_IRUGO, 678 }, 679 .show = aac_show_bios_version, 680 }; 681 static struct class_device_attribute aac_serial_number = { 682 .attr = { 683 .name = "serial_number", 684 .mode = S_IRUGO, 685 }, 686 .show = aac_show_serial_number, 687 }; 688 689 static struct class_device_attribute *aac_attrs[] = { 690 &aac_model, 691 &aac_vendor, 692 &aac_kernel_version, 693 &aac_monitor_version, 694 &aac_bios_version, 695 &aac_serial_number, 696 NULL 697 }; 698 699 700 static struct file_operations aac_cfg_fops = { 701 .owner = THIS_MODULE, 702 .ioctl = aac_cfg_ioctl, 703 #ifdef CONFIG_COMPAT 704 .compat_ioctl = aac_compat_cfg_ioctl, 705 #endif 706 .open = aac_cfg_open, 707 }; 708 709 static struct scsi_host_template aac_driver_template = { 710 .module = THIS_MODULE, 711 .name = "AAC", 712 .proc_name = AAC_DRIVERNAME, 713 .info = aac_info, 714 .ioctl = aac_ioctl, 715 #ifdef CONFIG_COMPAT 716 .compat_ioctl = aac_compat_ioctl, 717 #endif 718 .queuecommand = aac_queuecommand, 719 .bios_param = aac_biosparm, 720 .shost_attrs = aac_attrs, 721 .slave_configure = aac_slave_configure, 722 .eh_host_reset_handler = aac_eh_reset, 723 .can_queue = AAC_NUM_IO_FIB, 724 .this_id = MAXIMUM_NUM_CONTAINERS, 725 .sg_tablesize = 16, 726 .max_sectors = 128, 727 #if (AAC_NUM_IO_FIB > 256) 728 .cmd_per_lun = 256, 729 #else 730 .cmd_per_lun = AAC_NUM_IO_FIB, 731 #endif 732 .use_clustering = ENABLE_CLUSTERING, 733 }; 734 735 736 static int __devinit aac_probe_one(struct pci_dev *pdev, 737 const struct pci_device_id *id) 738 { 739 unsigned index = id->driver_data; 740 struct Scsi_Host *shost; 741 struct aac_dev *aac; 742 struct list_head *insert = &aac_devices; 743 int error = -ENODEV; 744 int unique_id = 0; 745 746 list_for_each_entry(aac, &aac_devices, entry) { 747 if (aac->id > unique_id) 748 break; 749 insert = &aac->entry; 750 unique_id++; 751 } 752 753 error = pci_enable_device(pdev); 754 if (error) 755 goto out; 756 757 if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) || 758 pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK)) 759 goto out; 760 /* 761 * If the quirk31 bit is set, the adapter needs adapter 762 * to driver communication memory to be allocated below 2gig 763 */ 764 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) 765 if (pci_set_dma_mask(pdev, 0x7FFFFFFFULL) || 766 pci_set_consistent_dma_mask(pdev, 0x7FFFFFFFULL)) 767 goto out; 768 769 pci_set_master(pdev); 770 771 shost = scsi_host_alloc(&aac_driver_template, sizeof(struct aac_dev)); 772 if (!shost) 773 goto out_disable_pdev; 774 775 shost->irq = pdev->irq; 776 shost->base = pci_resource_start(pdev, 0); 777 shost->unique_id = unique_id; 778 shost->max_cmd_len = 16; 779 780 aac = (struct aac_dev *)shost->hostdata; 781 aac->scsi_host_ptr = shost; 782 aac->pdev = pdev; 783 aac->name = aac_driver_template.name; 784 aac->id = shost->unique_id; 785 aac->cardtype = index; 786 INIT_LIST_HEAD(&aac->entry); 787 788 aac->fibs = kmalloc(sizeof(struct fib) * (shost->can_queue + AAC_NUM_MGT_FIB), GFP_KERNEL); 789 if (!aac->fibs) 790 goto out_free_host; 791 spin_lock_init(&aac->fib_lock); 792 793 /* 794 * Map in the registers from the adapter. 795 */ 796 aac->base_size = AAC_MIN_FOOTPRINT_SIZE; 797 if ((aac->regs.sa = ioremap( 798 (unsigned long)aac->scsi_host_ptr->base, AAC_MIN_FOOTPRINT_SIZE)) 799 == NULL) { 800 printk(KERN_WARNING "%s: unable to map adapter.\n", 801 AAC_DRIVERNAME); 802 goto out_free_fibs; 803 } 804 if ((*aac_drivers[index].init)(aac)) 805 goto out_unmap; 806 807 /* 808 * Start any kernel threads needed 809 */ 810 aac->thread_pid = kernel_thread((int (*)(void *))aac_command_thread, 811 aac, 0); 812 if (aac->thread_pid < 0) { 813 printk(KERN_ERR "aacraid: Unable to create command thread.\n"); 814 goto out_deinit; 815 } 816 817 /* 818 * If we had set a smaller DMA mask earlier, set it to 4gig 819 * now since the adapter can dma data to at least a 4gig 820 * address space. 821 */ 822 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) 823 if (pci_set_dma_mask(pdev, DMA_32BIT_MASK)) 824 goto out_deinit; 825 826 aac->maximum_num_channels = aac_drivers[index].channels; 827 error = aac_get_adapter_info(aac); 828 if (error < 0) 829 goto out_deinit; 830 831 /* 832 * Lets override negotiations and drop the maximum SG limit to 34 833 */ 834 if ((aac_drivers[index].quirks & AAC_QUIRK_34SG) && 835 (aac->scsi_host_ptr->sg_tablesize > 34)) { 836 aac->scsi_host_ptr->sg_tablesize = 34; 837 aac->scsi_host_ptr->max_sectors 838 = (aac->scsi_host_ptr->sg_tablesize * 8) + 112; 839 } 840 841 /* 842 * Firware printf works only with older firmware. 843 */ 844 if (aac_drivers[index].quirks & AAC_QUIRK_34SG) 845 aac->printf_enabled = 1; 846 else 847 aac->printf_enabled = 0; 848 849 /* 850 * max channel will be the physical channels plus 1 virtual channel 851 * all containers are on the virtual channel 0 852 * physical channels are address by their actual physical number+1 853 */ 854 if (aac->nondasd_support == 1) 855 shost->max_channel = aac->maximum_num_channels + 1; 856 else 857 shost->max_channel = 1; 858 859 aac_get_config_status(aac); 860 aac_get_containers(aac); 861 list_add(&aac->entry, insert); 862 863 shost->max_id = aac->maximum_num_containers; 864 if (shost->max_id < aac->maximum_num_physicals) 865 shost->max_id = aac->maximum_num_physicals; 866 if (shost->max_id < MAXIMUM_NUM_CONTAINERS) 867 shost->max_id = MAXIMUM_NUM_CONTAINERS; 868 else 869 shost->this_id = shost->max_id; 870 871 /* 872 * dmb - we may need to move the setting of these parms somewhere else once 873 * we get a fib that can report the actual numbers 874 */ 875 shost->max_lun = AAC_MAX_LUN; 876 877 pci_set_drvdata(pdev, shost); 878 879 error = scsi_add_host(shost, &pdev->dev); 880 if (error) 881 goto out_deinit; 882 scsi_scan_host(shost); 883 884 return 0; 885 886 out_deinit: 887 kill_proc(aac->thread_pid, SIGKILL, 0); 888 wait_for_completion(&aac->aif_completion); 889 890 aac_send_shutdown(aac); 891 aac_adapter_disable_int(aac); 892 free_irq(pdev->irq, aac); 893 out_unmap: 894 fib_map_free(aac); 895 pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr, aac->comm_phys); 896 kfree(aac->queues); 897 iounmap(aac->regs.sa); 898 out_free_fibs: 899 kfree(aac->fibs); 900 kfree(aac->fsa_dev); 901 out_free_host: 902 scsi_host_put(shost); 903 out_disable_pdev: 904 pci_disable_device(pdev); 905 out: 906 return error; 907 } 908 909 static void aac_shutdown(struct pci_dev *dev) 910 { 911 struct Scsi_Host *shost = pci_get_drvdata(dev); 912 struct aac_dev *aac = (struct aac_dev *)shost->hostdata; 913 aac_send_shutdown(aac); 914 } 915 916 static void __devexit aac_remove_one(struct pci_dev *pdev) 917 { 918 struct Scsi_Host *shost = pci_get_drvdata(pdev); 919 struct aac_dev *aac = (struct aac_dev *)shost->hostdata; 920 921 scsi_remove_host(shost); 922 923 kill_proc(aac->thread_pid, SIGKILL, 0); 924 wait_for_completion(&aac->aif_completion); 925 926 aac_send_shutdown(aac); 927 aac_adapter_disable_int(aac); 928 fib_map_free(aac); 929 pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr, 930 aac->comm_phys); 931 kfree(aac->queues); 932 933 free_irq(pdev->irq, aac); 934 iounmap(aac->regs.sa); 935 936 kfree(aac->fibs); 937 kfree(aac->fsa_dev); 938 939 list_del(&aac->entry); 940 scsi_host_put(shost); 941 pci_disable_device(pdev); 942 } 943 944 static struct pci_driver aac_pci_driver = { 945 .name = AAC_DRIVERNAME, 946 .id_table = aac_pci_tbl, 947 .probe = aac_probe_one, 948 .remove = __devexit_p(aac_remove_one), 949 .shutdown = aac_shutdown, 950 }; 951 952 static int __init aac_init(void) 953 { 954 int error; 955 956 printk(KERN_INFO "Adaptec %s driver (%s)\n", 957 AAC_DRIVERNAME, aac_driver_version); 958 959 error = pci_register_driver(&aac_pci_driver); 960 if (error < 0) 961 return error; 962 963 aac_cfg_major = register_chrdev( 0, "aac", &aac_cfg_fops); 964 if (aac_cfg_major < 0) { 965 printk(KERN_WARNING 966 "aacraid: unable to register \"aac\" device.\n"); 967 } 968 969 return 0; 970 } 971 972 static void __exit aac_exit(void) 973 { 974 unregister_chrdev(aac_cfg_major, "aac"); 975 pci_unregister_driver(&aac_pci_driver); 976 } 977 978 module_init(aac_init); 979 module_exit(aac_exit); 980