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 31 #include <linux/compat.h> 32 #include <linux/blkdev.h> 33 #include <linux/completion.h> 34 #include <linux/init.h> 35 #include <linux/interrupt.h> 36 #include <linux/kernel.h> 37 #include <linux/module.h> 38 #include <linux/moduleparam.h> 39 #include <linux/pci.h> 40 #include <linux/slab.h> 41 #include <linux/spinlock.h> 42 #include <linux/dma-mapping.h> 43 #include <linux/syscalls.h> 44 #include <linux/delay.h> 45 #include <linux/smp_lock.h> 46 #include <linux/kthread.h> 47 #include <asm/semaphore.h> 48 49 #include <scsi/scsi.h> 50 #include <scsi/scsi_cmnd.h> 51 #include <scsi/scsi_device.h> 52 #include <scsi/scsi_host.h> 53 #include <scsi/scsi_tcq.h> 54 #include <scsi/scsicam.h> 55 #include <scsi/scsi_eh.h> 56 57 #include "aacraid.h" 58 59 #define AAC_DRIVER_VERSION "1.1-5" 60 #ifndef AAC_DRIVER_BRANCH 61 #define AAC_DRIVER_BRANCH "" 62 #endif 63 #define AAC_DRIVER_BUILD_DATE __DATE__ " " __TIME__ 64 #define AAC_DRIVERNAME "aacraid" 65 66 #ifdef AAC_DRIVER_BUILD 67 #define _str(x) #x 68 #define str(x) _str(x) 69 #define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION "[" str(AAC_DRIVER_BUILD) "]" AAC_DRIVER_BRANCH 70 #else 71 #define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION AAC_DRIVER_BRANCH " " AAC_DRIVER_BUILD_DATE 72 #endif 73 74 MODULE_AUTHOR("Red Hat Inc and Adaptec"); 75 MODULE_DESCRIPTION("Dell PERC2, 2/Si, 3/Si, 3/Di, " 76 "Adaptec Advanced Raid Products, " 77 "HP NetRAID-4M, IBM ServeRAID & ICP SCSI driver"); 78 MODULE_LICENSE("GPL"); 79 MODULE_VERSION(AAC_DRIVER_FULL_VERSION); 80 81 static LIST_HEAD(aac_devices); 82 static int aac_cfg_major = -1; 83 char aac_driver_version[] = AAC_DRIVER_FULL_VERSION; 84 85 extern int expose_physicals; 86 87 /* 88 * Because of the way Linux names scsi devices, the order in this table has 89 * become important. Check for on-board Raid first, add-in cards second. 90 * 91 * Note: The last field is used to index into aac_drivers below. 92 */ 93 static struct pci_device_id aac_pci_tbl[] = { 94 { 0x1028, 0x0001, 0x1028, 0x0001, 0, 0, 0 }, /* PERC 2/Si (Iguana/PERC2Si) */ 95 { 0x1028, 0x0002, 0x1028, 0x0002, 0, 0, 1 }, /* PERC 3/Di (Opal/PERC3Di) */ 96 { 0x1028, 0x0003, 0x1028, 0x0003, 0, 0, 2 }, /* PERC 3/Si (SlimFast/PERC3Si */ 97 { 0x1028, 0x0004, 0x1028, 0x00d0, 0, 0, 3 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */ 98 { 0x1028, 0x0002, 0x1028, 0x00d1, 0, 0, 4 }, /* PERC 3/Di (Viper/PERC3DiV) */ 99 { 0x1028, 0x0002, 0x1028, 0x00d9, 0, 0, 5 }, /* PERC 3/Di (Lexus/PERC3DiL) */ 100 { 0x1028, 0x000a, 0x1028, 0x0106, 0, 0, 6 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */ 101 { 0x1028, 0x000a, 0x1028, 0x011b, 0, 0, 7 }, /* PERC 3/Di (Dagger/PERC3DiD) */ 102 { 0x1028, 0x000a, 0x1028, 0x0121, 0, 0, 8 }, /* PERC 3/Di (Boxster/PERC3DiB) */ 103 { 0x9005, 0x0283, 0x9005, 0x0283, 0, 0, 9 }, /* catapult */ 104 { 0x9005, 0x0284, 0x9005, 0x0284, 0, 0, 10 }, /* tomcat */ 105 { 0x9005, 0x0285, 0x9005, 0x0286, 0, 0, 11 }, /* Adaptec 2120S (Crusader) */ 106 { 0x9005, 0x0285, 0x9005, 0x0285, 0, 0, 12 }, /* Adaptec 2200S (Vulcan) */ 107 { 0x9005, 0x0285, 0x9005, 0x0287, 0, 0, 13 }, /* Adaptec 2200S (Vulcan-2m) */ 108 { 0x9005, 0x0285, 0x17aa, 0x0286, 0, 0, 14 }, /* Legend S220 (Legend Crusader) */ 109 { 0x9005, 0x0285, 0x17aa, 0x0287, 0, 0, 15 }, /* Legend S230 (Legend Vulcan) */ 110 111 { 0x9005, 0x0285, 0x9005, 0x0288, 0, 0, 16 }, /* Adaptec 3230S (Harrier) */ 112 { 0x9005, 0x0285, 0x9005, 0x0289, 0, 0, 17 }, /* Adaptec 3240S (Tornado) */ 113 { 0x9005, 0x0285, 0x9005, 0x028a, 0, 0, 18 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */ 114 { 0x9005, 0x0285, 0x9005, 0x028b, 0, 0, 19 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */ 115 { 0x9005, 0x0286, 0x9005, 0x028c, 0, 0, 20 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */ 116 { 0x9005, 0x0286, 0x9005, 0x028d, 0, 0, 21 }, /* ASR-2130S (Lancer) */ 117 { 0x9005, 0x0286, 0x9005, 0x029b, 0, 0, 22 }, /* AAR-2820SA (Intruder) */ 118 { 0x9005, 0x0286, 0x9005, 0x029c, 0, 0, 23 }, /* AAR-2620SA (Intruder) */ 119 { 0x9005, 0x0286, 0x9005, 0x029d, 0, 0, 24 }, /* AAR-2420SA (Intruder) */ 120 { 0x9005, 0x0286, 0x9005, 0x029e, 0, 0, 25 }, /* ICP9024RO (Lancer) */ 121 { 0x9005, 0x0286, 0x9005, 0x029f, 0, 0, 26 }, /* ICP9014RO (Lancer) */ 122 { 0x9005, 0x0286, 0x9005, 0x02a0, 0, 0, 27 }, /* ICP9047MA (Lancer) */ 123 { 0x9005, 0x0286, 0x9005, 0x02a1, 0, 0, 28 }, /* ICP9087MA (Lancer) */ 124 { 0x9005, 0x0286, 0x9005, 0x02a3, 0, 0, 29 }, /* ICP5445AU (Hurricane44) */ 125 { 0x9005, 0x0285, 0x9005, 0x02a4, 0, 0, 30 }, /* ICP9085LI (Marauder-X) */ 126 { 0x9005, 0x0285, 0x9005, 0x02a5, 0, 0, 31 }, /* ICP5085BR (Marauder-E) */ 127 { 0x9005, 0x0286, 0x9005, 0x02a6, 0, 0, 32 }, /* ICP9067MA (Intruder-6) */ 128 { 0x9005, 0x0287, 0x9005, 0x0800, 0, 0, 33 }, /* Themisto Jupiter Platform */ 129 { 0x9005, 0x0200, 0x9005, 0x0200, 0, 0, 33 }, /* Themisto Jupiter Platform */ 130 { 0x9005, 0x0286, 0x9005, 0x0800, 0, 0, 34 }, /* Callisto Jupiter Platform */ 131 { 0x9005, 0x0285, 0x9005, 0x028e, 0, 0, 35 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */ 132 { 0x9005, 0x0285, 0x9005, 0x028f, 0, 0, 36 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */ 133 { 0x9005, 0x0285, 0x9005, 0x0290, 0, 0, 37 }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */ 134 { 0x9005, 0x0285, 0x1028, 0x0291, 0, 0, 38 }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */ 135 { 0x9005, 0x0285, 0x9005, 0x0292, 0, 0, 39 }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */ 136 { 0x9005, 0x0285, 0x9005, 0x0293, 0, 0, 40 }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */ 137 { 0x9005, 0x0285, 0x9005, 0x0294, 0, 0, 41 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */ 138 { 0x9005, 0x0285, 0x103C, 0x3227, 0, 0, 42 }, /* AAR-2610SA PCI SATA 6ch */ 139 { 0x9005, 0x0285, 0x9005, 0x0296, 0, 0, 43 }, /* ASR-2240S (SabreExpress) */ 140 { 0x9005, 0x0285, 0x9005, 0x0297, 0, 0, 44 }, /* ASR-4005 */ 141 { 0x9005, 0x0285, 0x1014, 0x02F2, 0, 0, 45 }, /* IBM 8i (AvonPark) */ 142 { 0x9005, 0x0285, 0x1014, 0x0312, 0, 0, 45 }, /* IBM 8i (AvonPark Lite) */ 143 { 0x9005, 0x0286, 0x1014, 0x9580, 0, 0, 46 }, /* IBM 8k/8k-l8 (Aurora) */ 144 { 0x9005, 0x0286, 0x1014, 0x9540, 0, 0, 47 }, /* IBM 8k/8k-l4 (Aurora Lite) */ 145 { 0x9005, 0x0285, 0x9005, 0x0298, 0, 0, 48 }, /* ASR-4000 (BlackBird) */ 146 { 0x9005, 0x0285, 0x9005, 0x0299, 0, 0, 49 }, /* ASR-4800SAS (Marauder-X) */ 147 { 0x9005, 0x0285, 0x9005, 0x029a, 0, 0, 50 }, /* ASR-4805SAS (Marauder-E) */ 148 { 0x9005, 0x0286, 0x9005, 0x02a2, 0, 0, 51 }, /* ASR-3800 (Hurricane44) */ 149 150 { 0x9005, 0x0285, 0x1028, 0x0287, 0, 0, 52 }, /* Perc 320/DC*/ 151 { 0x1011, 0x0046, 0x9005, 0x0365, 0, 0, 53 }, /* Adaptec 5400S (Mustang)*/ 152 { 0x1011, 0x0046, 0x9005, 0x0364, 0, 0, 54 }, /* Adaptec 5400S (Mustang)*/ 153 { 0x1011, 0x0046, 0x9005, 0x1364, 0, 0, 55 }, /* Dell PERC2/QC */ 154 { 0x1011, 0x0046, 0x103c, 0x10c2, 0, 0, 56 }, /* HP NetRAID-4M */ 155 156 { 0x9005, 0x0285, 0x1028, PCI_ANY_ID, 0, 0, 57 }, /* Dell Catchall */ 157 { 0x9005, 0x0285, 0x17aa, PCI_ANY_ID, 0, 0, 58 }, /* Legend Catchall */ 158 { 0x9005, 0x0285, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 59 }, /* Adaptec Catch All */ 159 { 0x9005, 0x0286, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 60 }, /* Adaptec Rocket Catch All */ 160 { 0x9005, 0x0288, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 61 }, /* Adaptec NEMER/ARK Catch All */ 161 { 0,} 162 }; 163 MODULE_DEVICE_TABLE(pci, aac_pci_tbl); 164 165 /* 166 * dmb - For now we add the number of channels to this structure. 167 * In the future we should add a fib that reports the number of channels 168 * for the card. At that time we can remove the channels from here 169 */ 170 static struct aac_driver_ident aac_drivers[] = { 171 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 2/Si (Iguana/PERC2Si) */ 172 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Opal/PERC3Di) */ 173 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Si (SlimFast/PERC3Si */ 174 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */ 175 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Viper/PERC3DiV) */ 176 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Lexus/PERC3DiL) */ 177 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Jaguar/PERC3DiJ) */ 178 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Dagger/PERC3DiD) */ 179 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Boxster/PERC3DiB) */ 180 { aac_rx_init, "aacraid", "ADAPTEC ", "catapult ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* catapult */ 181 { aac_rx_init, "aacraid", "ADAPTEC ", "tomcat ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* tomcat */ 182 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2120S (Crusader) */ 183 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan) */ 184 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan-2m) */ 185 { aac_rx_init, "aacraid", "Legend ", "Legend S220 ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend S220 (Legend Crusader) */ 186 { aac_rx_init, "aacraid", "Legend ", "Legend S230 ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend S230 (Legend Vulcan) */ 187 188 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3230S ", 2 }, /* Adaptec 3230S (Harrier) */ 189 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3240S ", 2 }, /* Adaptec 3240S (Tornado) */ 190 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020ZCR ", 2 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */ 191 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025ZCR ", 2 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */ 192 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2230S PCI-X ", 2 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */ 193 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2130S PCI-X ", 1 }, /* ASR-2130S (Lancer) */ 194 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2820SA ", 1 }, /* AAR-2820SA (Intruder) */ 195 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2620SA ", 1 }, /* AAR-2620SA (Intruder) */ 196 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2420SA ", 1 }, /* AAR-2420SA (Intruder) */ 197 { aac_rkt_init, "aacraid", "ICP ", "ICP9024RO ", 2 }, /* ICP9024RO (Lancer) */ 198 { aac_rkt_init, "aacraid", "ICP ", "ICP9014RO ", 1 }, /* ICP9014RO (Lancer) */ 199 { aac_rkt_init, "aacraid", "ICP ", "ICP9047MA ", 1 }, /* ICP9047MA (Lancer) */ 200 { aac_rkt_init, "aacraid", "ICP ", "ICP9087MA ", 1 }, /* ICP9087MA (Lancer) */ 201 { aac_rkt_init, "aacraid", "ICP ", "ICP5445AU ", 1 }, /* ICP5445AU (Hurricane44) */ 202 { aac_rx_init, "aacraid", "ICP ", "ICP9085LI ", 1 }, /* ICP9085LI (Marauder-X) */ 203 { aac_rx_init, "aacraid", "ICP ", "ICP5085BR ", 1 }, /* ICP5085BR (Marauder-E) */ 204 { aac_rkt_init, "aacraid", "ICP ", "ICP9067MA ", 1 }, /* ICP9067MA (Intruder-6) */ 205 { NULL , "aacraid", "ADAPTEC ", "Themisto ", 0, AAC_QUIRK_SLAVE }, /* Jupiter Platform */ 206 { aac_rkt_init, "aacraid", "ADAPTEC ", "Callisto ", 2, AAC_QUIRK_MASTER }, /* Jupiter Platform */ 207 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020SA ", 1 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */ 208 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025SA ", 1 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */ 209 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2410SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */ 210 { aac_rx_init, "aacraid", "DELL ", "CERC SR2 ", 1, AAC_QUIRK_17SG }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */ 211 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2810SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */ 212 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-21610SA SATA", 1, AAC_QUIRK_17SG }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */ 213 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2026ZCR ", 1 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */ 214 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2610SA ", 1 }, /* SATA 6Ch (Bearcat) */ 215 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2240S ", 1 }, /* ASR-2240S (SabreExpress) */ 216 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4005 ", 1 }, /* ASR-4005 */ 217 { aac_rx_init, "ServeRAID","IBM ", "ServeRAID 8i ", 1 }, /* IBM 8i (AvonPark) */ 218 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l8 ", 1 }, /* IBM 8k/8k-l8 (Aurora) */ 219 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l4 ", 1 }, /* IBM 8k/8k-l4 (Aurora Lite) */ 220 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4000 ", 1 }, /* ASR-4000 (BlackBird & AvonPark) */ 221 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4800SAS ", 1 }, /* ASR-4800SAS (Marauder-X) */ 222 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4805SAS ", 1 }, /* ASR-4805SAS (Marauder-E) */ 223 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-3800 ", 1 }, /* ASR-3800 (Hurricane44) */ 224 225 { aac_rx_init, "percraid", "DELL ", "PERC 320/DC ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Perc 320/DC*/ 226 { aac_sa_init, "aacraid", "ADAPTEC ", "Adaptec 5400S ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/ 227 { aac_sa_init, "aacraid", "ADAPTEC ", "AAC-364 ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/ 228 { aac_sa_init, "percraid", "DELL ", "PERCRAID ", 4, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Dell PERC2/QC */ 229 { aac_sa_init, "hpnraid", "HP ", "NetRAID ", 4, AAC_QUIRK_34SG }, /* HP NetRAID-4M */ 230 231 { aac_rx_init, "aacraid", "DELL ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Dell Catchall */ 232 { aac_rx_init, "aacraid", "Legend ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend Catchall */ 233 { aac_rx_init, "aacraid", "ADAPTEC ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec Catch All */ 234 { aac_rkt_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Rocket Catch All */ 235 { aac_nark_init, "aacraid", "ADAPTEC ", "RAID ", 2 } /* Adaptec NEMER/ARK Catch All */ 236 }; 237 238 /** 239 * aac_queuecommand - queue a SCSI command 240 * @cmd: SCSI command to queue 241 * @done: Function to call on command completion 242 * 243 * Queues a command for execution by the associated Host Adapter. 244 * 245 * TODO: unify with aac_scsi_cmd(). 246 */ 247 248 static int aac_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) 249 { 250 cmd->scsi_done = done; 251 cmd->SCp.phase = AAC_OWNER_LOWLEVEL; 252 return (aac_scsi_cmd(cmd) ? FAILED : 0); 253 } 254 255 /** 256 * aac_info - Returns the host adapter name 257 * @shost: Scsi host to report on 258 * 259 * Returns a static string describing the device in question 260 */ 261 262 static const char *aac_info(struct Scsi_Host *shost) 263 { 264 struct aac_dev *dev = (struct aac_dev *)shost->hostdata; 265 return aac_drivers[dev->cardtype].name; 266 } 267 268 /** 269 * aac_get_driver_ident 270 * @devtype: index into lookup table 271 * 272 * Returns a pointer to the entry in the driver lookup table. 273 */ 274 275 struct aac_driver_ident* aac_get_driver_ident(int devtype) 276 { 277 return &aac_drivers[devtype]; 278 } 279 280 /** 281 * aac_biosparm - return BIOS parameters for disk 282 * @sdev: The scsi device corresponding to the disk 283 * @bdev: the block device corresponding to the disk 284 * @capacity: the sector capacity of the disk 285 * @geom: geometry block to fill in 286 * 287 * Return the Heads/Sectors/Cylinders BIOS Disk Parameters for Disk. 288 * The default disk geometry is 64 heads, 32 sectors, and the appropriate 289 * number of cylinders so as not to exceed drive capacity. In order for 290 * disks equal to or larger than 1 GB to be addressable by the BIOS 291 * without exceeding the BIOS limitation of 1024 cylinders, Extended 292 * Translation should be enabled. With Extended Translation enabled, 293 * drives between 1 GB inclusive and 2 GB exclusive are given a disk 294 * geometry of 128 heads and 32 sectors, and drives above 2 GB inclusive 295 * are given a disk geometry of 255 heads and 63 sectors. However, if 296 * the BIOS detects that the Extended Translation setting does not match 297 * the geometry in the partition table, then the translation inferred 298 * from the partition table will be used by the BIOS, and a warning may 299 * be displayed. 300 */ 301 302 static int aac_biosparm(struct scsi_device *sdev, struct block_device *bdev, 303 sector_t capacity, int *geom) 304 { 305 struct diskparm *param = (struct diskparm *)geom; 306 unsigned char *buf; 307 308 dprintk((KERN_DEBUG "aac_biosparm.\n")); 309 310 /* 311 * Assuming extended translation is enabled - #REVISIT# 312 */ 313 if (capacity >= 2 * 1024 * 1024) { /* 1 GB in 512 byte sectors */ 314 if(capacity >= 4 * 1024 * 1024) { /* 2 GB in 512 byte sectors */ 315 param->heads = 255; 316 param->sectors = 63; 317 } else { 318 param->heads = 128; 319 param->sectors = 32; 320 } 321 } else { 322 param->heads = 64; 323 param->sectors = 32; 324 } 325 326 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors); 327 328 /* 329 * Read the first 1024 bytes from the disk device, if the boot 330 * sector partition table is valid, search for a partition table 331 * entry whose end_head matches one of the standard geometry 332 * translations ( 64/32, 128/32, 255/63 ). 333 */ 334 buf = scsi_bios_ptable(bdev); 335 if (!buf) 336 return 0; 337 if(*(__le16 *)(buf + 0x40) == cpu_to_le16(0xaa55)) { 338 struct partition *first = (struct partition * )buf; 339 struct partition *entry = first; 340 int saved_cylinders = param->cylinders; 341 int num; 342 unsigned char end_head, end_sec; 343 344 for(num = 0; num < 4; num++) { 345 end_head = entry->end_head; 346 end_sec = entry->end_sector & 0x3f; 347 348 if(end_head == 63) { 349 param->heads = 64; 350 param->sectors = 32; 351 break; 352 } else if(end_head == 127) { 353 param->heads = 128; 354 param->sectors = 32; 355 break; 356 } else if(end_head == 254) { 357 param->heads = 255; 358 param->sectors = 63; 359 break; 360 } 361 entry++; 362 } 363 364 if (num == 4) { 365 end_head = first->end_head; 366 end_sec = first->end_sector & 0x3f; 367 } 368 369 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors); 370 if (num < 4 && end_sec == param->sectors) { 371 if (param->cylinders != saved_cylinders) 372 dprintk((KERN_DEBUG "Adopting geometry: heads=%d, sectors=%d from partition table %d.\n", 373 param->heads, param->sectors, num)); 374 } else if (end_head > 0 || end_sec > 0) { 375 dprintk((KERN_DEBUG "Strange geometry: heads=%d, sectors=%d in partition table %d.\n", 376 end_head + 1, end_sec, num)); 377 dprintk((KERN_DEBUG "Using geometry: heads=%d, sectors=%d.\n", 378 param->heads, param->sectors)); 379 } 380 } 381 kfree(buf); 382 return 0; 383 } 384 385 /** 386 * aac_slave_configure - compute queue depths 387 * @sdev: SCSI device we are considering 388 * 389 * Selects queue depths for each target device based on the host adapter's 390 * total capacity and the queue depth supported by the target device. 391 * A queue depth of one automatically disables tagged queueing. 392 */ 393 394 static int aac_slave_configure(struct scsi_device *sdev) 395 { 396 if (sdev_channel(sdev) == CONTAINER_CHANNEL) { 397 sdev->skip_ms_page_8 = 1; 398 sdev->skip_ms_page_3f = 1; 399 } 400 if ((sdev->type == TYPE_DISK) && 401 (sdev_channel(sdev) != CONTAINER_CHANNEL)) { 402 if (expose_physicals == 0) 403 return -ENXIO; 404 if (expose_physicals < 0) { 405 struct aac_dev *aac = 406 (struct aac_dev *)sdev->host->hostdata; 407 if (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2)) 408 sdev->no_uld_attach = 1; 409 } 410 } 411 if (sdev->tagged_supported && (sdev->type == TYPE_DISK) && 412 (sdev_channel(sdev) == CONTAINER_CHANNEL)) { 413 struct scsi_device * dev; 414 struct Scsi_Host *host = sdev->host; 415 unsigned num_lsu = 0; 416 unsigned num_one = 0; 417 unsigned depth; 418 419 __shost_for_each_device(dev, host) { 420 if (dev->tagged_supported && (dev->type == TYPE_DISK) && 421 (sdev_channel(dev) == CONTAINER_CHANNEL)) 422 ++num_lsu; 423 else 424 ++num_one; 425 } 426 if (num_lsu == 0) 427 ++num_lsu; 428 depth = (host->can_queue - num_one) / num_lsu; 429 if (depth > 256) 430 depth = 256; 431 else if (depth < 2) 432 depth = 2; 433 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, depth); 434 if (!(((struct aac_dev *)host->hostdata)->adapter_info.options & 435 AAC_OPT_NEW_COMM)) 436 blk_queue_max_segment_size(sdev->request_queue, 65536); 437 } else 438 scsi_adjust_queue_depth(sdev, 0, 1); 439 440 return 0; 441 } 442 443 static int aac_ioctl(struct scsi_device *sdev, int cmd, void __user * arg) 444 { 445 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; 446 return aac_do_ioctl(dev, cmd, arg); 447 } 448 449 /* 450 * aac_eh_reset - Reset command handling 451 * @scsi_cmd: SCSI command block causing the reset 452 * 453 */ 454 static int aac_eh_reset(struct scsi_cmnd* cmd) 455 { 456 struct scsi_device * dev = cmd->device; 457 struct Scsi_Host * host = dev->host; 458 struct scsi_cmnd * command; 459 int count; 460 struct aac_dev * aac; 461 unsigned long flags; 462 463 printk(KERN_ERR "%s: Host adapter reset request. SCSI hang ?\n", 464 AAC_DRIVERNAME); 465 aac = (struct aac_dev *)host->hostdata; 466 467 if ((count = aac_check_health(aac))) 468 return count; 469 /* 470 * Wait for all commands to complete to this specific 471 * target (block maximum 60 seconds). 472 */ 473 for (count = 60; count; --count) { 474 int active = aac->in_reset; 475 476 if (active == 0) 477 __shost_for_each_device(dev, host) { 478 spin_lock_irqsave(&dev->list_lock, flags); 479 list_for_each_entry(command, &dev->cmd_list, list) { 480 if ((command != cmd) && 481 (command->SCp.phase == AAC_OWNER_FIRMWARE)) { 482 active++; 483 break; 484 } 485 } 486 spin_unlock_irqrestore(&dev->list_lock, flags); 487 if (active) 488 break; 489 490 } 491 /* 492 * We can exit If all the commands are complete 493 */ 494 if (active == 0) 495 return SUCCESS; 496 ssleep(1); 497 } 498 printk(KERN_ERR "%s: SCSI bus appears hung\n", AAC_DRIVERNAME); 499 return -ETIMEDOUT; 500 } 501 502 /** 503 * aac_cfg_open - open a configuration file 504 * @inode: inode being opened 505 * @file: file handle attached 506 * 507 * Called when the configuration device is opened. Does the needed 508 * set up on the handle and then returns 509 * 510 * Bugs: This needs extending to check a given adapter is present 511 * so we can support hot plugging, and to ref count adapters. 512 */ 513 514 static int aac_cfg_open(struct inode *inode, struct file *file) 515 { 516 struct aac_dev *aac; 517 unsigned minor_number = iminor(inode); 518 int err = -ENODEV; 519 520 list_for_each_entry(aac, &aac_devices, entry) { 521 if (aac->id == minor_number) { 522 file->private_data = aac; 523 err = 0; 524 break; 525 } 526 } 527 528 return err; 529 } 530 531 /** 532 * aac_cfg_ioctl - AAC configuration request 533 * @inode: inode of device 534 * @file: file handle 535 * @cmd: ioctl command code 536 * @arg: argument 537 * 538 * Handles a configuration ioctl. Currently this involves wrapping it 539 * up and feeding it into the nasty windowsalike glue layer. 540 * 541 * Bugs: Needs locking against parallel ioctls lower down 542 * Bugs: Needs to handle hot plugging 543 */ 544 545 static int aac_cfg_ioctl(struct inode *inode, struct file *file, 546 unsigned int cmd, unsigned long arg) 547 { 548 return aac_do_ioctl(file->private_data, cmd, (void __user *)arg); 549 } 550 551 #ifdef CONFIG_COMPAT 552 static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long arg) 553 { 554 long ret; 555 lock_kernel(); 556 switch (cmd) { 557 case FSACTL_MINIPORT_REV_CHECK: 558 case FSACTL_SENDFIB: 559 case FSACTL_OPEN_GET_ADAPTER_FIB: 560 case FSACTL_CLOSE_GET_ADAPTER_FIB: 561 case FSACTL_SEND_RAW_SRB: 562 case FSACTL_GET_PCI_INFO: 563 case FSACTL_QUERY_DISK: 564 case FSACTL_DELETE_DISK: 565 case FSACTL_FORCE_DELETE_DISK: 566 case FSACTL_GET_CONTAINERS: 567 case FSACTL_SEND_LARGE_FIB: 568 ret = aac_do_ioctl(dev, cmd, (void __user *)arg); 569 break; 570 571 case FSACTL_GET_NEXT_ADAPTER_FIB: { 572 struct fib_ioctl __user *f; 573 574 f = compat_alloc_user_space(sizeof(*f)); 575 ret = 0; 576 if (clear_user(f, sizeof(*f))) 577 ret = -EFAULT; 578 if (copy_in_user(f, (void __user *)arg, sizeof(struct fib_ioctl) - sizeof(u32))) 579 ret = -EFAULT; 580 if (!ret) 581 ret = aac_do_ioctl(dev, cmd, f); 582 break; 583 } 584 585 default: 586 ret = -ENOIOCTLCMD; 587 break; 588 } 589 unlock_kernel(); 590 return ret; 591 } 592 593 static int aac_compat_ioctl(struct scsi_device *sdev, int cmd, void __user *arg) 594 { 595 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; 596 return aac_compat_do_ioctl(dev, cmd, (unsigned long)arg); 597 } 598 599 static long aac_compat_cfg_ioctl(struct file *file, unsigned cmd, unsigned long arg) 600 { 601 return aac_compat_do_ioctl((struct aac_dev *)file->private_data, cmd, arg); 602 } 603 #endif 604 605 static ssize_t aac_show_model(struct class_device *class_dev, 606 char *buf) 607 { 608 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; 609 int len; 610 611 if (dev->supplement_adapter_info.AdapterTypeText[0]) { 612 char * cp = dev->supplement_adapter_info.AdapterTypeText; 613 while (*cp && *cp != ' ') 614 ++cp; 615 while (*cp == ' ') 616 ++cp; 617 len = snprintf(buf, PAGE_SIZE, "%s\n", cp); 618 } else 619 len = snprintf(buf, PAGE_SIZE, "%s\n", 620 aac_drivers[dev->cardtype].model); 621 return len; 622 } 623 624 static ssize_t aac_show_vendor(struct class_device *class_dev, 625 char *buf) 626 { 627 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; 628 int len; 629 630 if (dev->supplement_adapter_info.AdapterTypeText[0]) { 631 char * cp = dev->supplement_adapter_info.AdapterTypeText; 632 while (*cp && *cp != ' ') 633 ++cp; 634 len = snprintf(buf, PAGE_SIZE, "%.*s\n", 635 (int)(cp - (char *)dev->supplement_adapter_info.AdapterTypeText), 636 dev->supplement_adapter_info.AdapterTypeText); 637 } else 638 len = snprintf(buf, PAGE_SIZE, "%s\n", 639 aac_drivers[dev->cardtype].vname); 640 return len; 641 } 642 643 static ssize_t aac_show_kernel_version(struct class_device *class_dev, 644 char *buf) 645 { 646 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; 647 int len, tmp; 648 649 tmp = le32_to_cpu(dev->adapter_info.kernelrev); 650 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", 651 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, 652 le32_to_cpu(dev->adapter_info.kernelbuild)); 653 return len; 654 } 655 656 static ssize_t aac_show_monitor_version(struct class_device *class_dev, 657 char *buf) 658 { 659 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; 660 int len, tmp; 661 662 tmp = le32_to_cpu(dev->adapter_info.monitorrev); 663 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", 664 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, 665 le32_to_cpu(dev->adapter_info.monitorbuild)); 666 return len; 667 } 668 669 static ssize_t aac_show_bios_version(struct class_device *class_dev, 670 char *buf) 671 { 672 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; 673 int len, tmp; 674 675 tmp = le32_to_cpu(dev->adapter_info.biosrev); 676 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", 677 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, 678 le32_to_cpu(dev->adapter_info.biosbuild)); 679 return len; 680 } 681 682 static ssize_t aac_show_serial_number(struct class_device *class_dev, 683 char *buf) 684 { 685 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; 686 int len = 0; 687 688 if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) 689 len = snprintf(buf, PAGE_SIZE, "%x\n", 690 le32_to_cpu(dev->adapter_info.serial[0])); 691 return len; 692 } 693 694 static ssize_t aac_show_max_channel(struct class_device *class_dev, char *buf) 695 { 696 return snprintf(buf, PAGE_SIZE, "%d\n", 697 class_to_shost(class_dev)->max_channel); 698 } 699 700 static ssize_t aac_show_max_id(struct class_device *class_dev, char *buf) 701 { 702 return snprintf(buf, PAGE_SIZE, "%d\n", 703 class_to_shost(class_dev)->max_id); 704 } 705 706 707 static struct class_device_attribute aac_model = { 708 .attr = { 709 .name = "model", 710 .mode = S_IRUGO, 711 }, 712 .show = aac_show_model, 713 }; 714 static struct class_device_attribute aac_vendor = { 715 .attr = { 716 .name = "vendor", 717 .mode = S_IRUGO, 718 }, 719 .show = aac_show_vendor, 720 }; 721 static struct class_device_attribute aac_kernel_version = { 722 .attr = { 723 .name = "hba_kernel_version", 724 .mode = S_IRUGO, 725 }, 726 .show = aac_show_kernel_version, 727 }; 728 static struct class_device_attribute aac_monitor_version = { 729 .attr = { 730 .name = "hba_monitor_version", 731 .mode = S_IRUGO, 732 }, 733 .show = aac_show_monitor_version, 734 }; 735 static struct class_device_attribute aac_bios_version = { 736 .attr = { 737 .name = "hba_bios_version", 738 .mode = S_IRUGO, 739 }, 740 .show = aac_show_bios_version, 741 }; 742 static struct class_device_attribute aac_serial_number = { 743 .attr = { 744 .name = "serial_number", 745 .mode = S_IRUGO, 746 }, 747 .show = aac_show_serial_number, 748 }; 749 static struct class_device_attribute aac_max_channel = { 750 .attr = { 751 .name = "max_channel", 752 .mode = S_IRUGO, 753 }, 754 .show = aac_show_max_channel, 755 }; 756 static struct class_device_attribute aac_max_id = { 757 .attr = { 758 .name = "max_id", 759 .mode = S_IRUGO, 760 }, 761 .show = aac_show_max_id, 762 }; 763 764 static struct class_device_attribute *aac_attrs[] = { 765 &aac_model, 766 &aac_vendor, 767 &aac_kernel_version, 768 &aac_monitor_version, 769 &aac_bios_version, 770 &aac_serial_number, 771 &aac_max_channel, 772 &aac_max_id, 773 NULL 774 }; 775 776 777 static const struct file_operations aac_cfg_fops = { 778 .owner = THIS_MODULE, 779 .ioctl = aac_cfg_ioctl, 780 #ifdef CONFIG_COMPAT 781 .compat_ioctl = aac_compat_cfg_ioctl, 782 #endif 783 .open = aac_cfg_open, 784 }; 785 786 static struct scsi_host_template aac_driver_template = { 787 .module = THIS_MODULE, 788 .name = "AAC", 789 .proc_name = AAC_DRIVERNAME, 790 .info = aac_info, 791 .ioctl = aac_ioctl, 792 #ifdef CONFIG_COMPAT 793 .compat_ioctl = aac_compat_ioctl, 794 #endif 795 .queuecommand = aac_queuecommand, 796 .bios_param = aac_biosparm, 797 .shost_attrs = aac_attrs, 798 .slave_configure = aac_slave_configure, 799 .eh_host_reset_handler = aac_eh_reset, 800 .can_queue = AAC_NUM_IO_FIB, 801 .this_id = MAXIMUM_NUM_CONTAINERS, 802 .sg_tablesize = 16, 803 .max_sectors = 128, 804 #if (AAC_NUM_IO_FIB > 256) 805 .cmd_per_lun = 256, 806 #else 807 .cmd_per_lun = AAC_NUM_IO_FIB, 808 #endif 809 .use_clustering = ENABLE_CLUSTERING, 810 .emulated = 1, 811 }; 812 813 static int __devinit aac_probe_one(struct pci_dev *pdev, 814 const struct pci_device_id *id) 815 { 816 unsigned index = id->driver_data; 817 struct Scsi_Host *shost; 818 struct aac_dev *aac; 819 struct list_head *insert = &aac_devices; 820 int error = -ENODEV; 821 int unique_id = 0; 822 823 list_for_each_entry(aac, &aac_devices, entry) { 824 if (aac->id > unique_id) 825 break; 826 insert = &aac->entry; 827 unique_id++; 828 } 829 830 error = pci_enable_device(pdev); 831 if (error) 832 goto out; 833 error = -ENODEV; 834 835 if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) || 836 pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK)) 837 goto out_disable_pdev; 838 /* 839 * If the quirk31 bit is set, the adapter needs adapter 840 * to driver communication memory to be allocated below 2gig 841 */ 842 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) 843 if (pci_set_dma_mask(pdev, DMA_31BIT_MASK) || 844 pci_set_consistent_dma_mask(pdev, DMA_31BIT_MASK)) 845 goto out_disable_pdev; 846 847 pci_set_master(pdev); 848 849 shost = scsi_host_alloc(&aac_driver_template, sizeof(struct aac_dev)); 850 if (!shost) 851 goto out_disable_pdev; 852 853 shost->irq = pdev->irq; 854 shost->base = pci_resource_start(pdev, 0); 855 shost->unique_id = unique_id; 856 shost->max_cmd_len = 16; 857 858 aac = (struct aac_dev *)shost->hostdata; 859 aac->scsi_host_ptr = shost; 860 aac->pdev = pdev; 861 aac->name = aac_driver_template.name; 862 aac->id = shost->unique_id; 863 aac->cardtype = index; 864 INIT_LIST_HEAD(&aac->entry); 865 866 aac->fibs = kmalloc(sizeof(struct fib) * (shost->can_queue + AAC_NUM_MGT_FIB), GFP_KERNEL); 867 if (!aac->fibs) 868 goto out_free_host; 869 spin_lock_init(&aac->fib_lock); 870 871 /* 872 * Map in the registers from the adapter. 873 */ 874 aac->base_size = AAC_MIN_FOOTPRINT_SIZE; 875 if ((*aac_drivers[index].init)(aac)) 876 goto out_unmap; 877 878 /* 879 * Start any kernel threads needed 880 */ 881 aac->thread = kthread_run(aac_command_thread, aac, AAC_DRIVERNAME); 882 if (IS_ERR(aac->thread)) { 883 printk(KERN_ERR "aacraid: Unable to create command thread.\n"); 884 error = PTR_ERR(aac->thread); 885 goto out_deinit; 886 } 887 888 /* 889 * If we had set a smaller DMA mask earlier, set it to 4gig 890 * now since the adapter can dma data to at least a 4gig 891 * address space. 892 */ 893 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) 894 if (pci_set_dma_mask(pdev, DMA_32BIT_MASK)) 895 goto out_deinit; 896 897 aac->maximum_num_channels = aac_drivers[index].channels; 898 error = aac_get_adapter_info(aac); 899 if (error < 0) 900 goto out_deinit; 901 902 /* 903 * Lets override negotiations and drop the maximum SG limit to 34 904 */ 905 if ((aac_drivers[index].quirks & AAC_QUIRK_34SG) && 906 (aac->scsi_host_ptr->sg_tablesize > 34)) { 907 aac->scsi_host_ptr->sg_tablesize = 34; 908 aac->scsi_host_ptr->max_sectors 909 = (aac->scsi_host_ptr->sg_tablesize * 8) + 112; 910 } 911 912 if ((aac_drivers[index].quirks & AAC_QUIRK_17SG) && 913 (aac->scsi_host_ptr->sg_tablesize > 17)) { 914 aac->scsi_host_ptr->sg_tablesize = 17; 915 aac->scsi_host_ptr->max_sectors 916 = (aac->scsi_host_ptr->sg_tablesize * 8) + 112; 917 } 918 919 /* 920 * Firware printf works only with older firmware. 921 */ 922 if (aac_drivers[index].quirks & AAC_QUIRK_34SG) 923 aac->printf_enabled = 1; 924 else 925 aac->printf_enabled = 0; 926 927 /* 928 * max channel will be the physical channels plus 1 virtual channel 929 * all containers are on the virtual channel 0 (CONTAINER_CHANNEL) 930 * physical channels are address by their actual physical number+1 931 */ 932 if ((aac->nondasd_support == 1) || expose_physicals) 933 shost->max_channel = aac->maximum_num_channels; 934 else 935 shost->max_channel = 0; 936 937 aac_get_config_status(aac, 0); 938 aac_get_containers(aac); 939 list_add(&aac->entry, insert); 940 941 shost->max_id = aac->maximum_num_containers; 942 if (shost->max_id < aac->maximum_num_physicals) 943 shost->max_id = aac->maximum_num_physicals; 944 if (shost->max_id < MAXIMUM_NUM_CONTAINERS) 945 shost->max_id = MAXIMUM_NUM_CONTAINERS; 946 else 947 shost->this_id = shost->max_id; 948 949 /* 950 * dmb - we may need to move the setting of these parms somewhere else once 951 * we get a fib that can report the actual numbers 952 */ 953 shost->max_lun = AAC_MAX_LUN; 954 955 pci_set_drvdata(pdev, shost); 956 957 error = scsi_add_host(shost, &pdev->dev); 958 if (error) 959 goto out_deinit; 960 scsi_scan_host(shost); 961 962 return 0; 963 964 out_deinit: 965 kthread_stop(aac->thread); 966 aac_send_shutdown(aac); 967 aac_adapter_disable_int(aac); 968 free_irq(pdev->irq, aac); 969 out_unmap: 970 aac_fib_map_free(aac); 971 pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr, aac->comm_phys); 972 kfree(aac->queues); 973 aac_adapter_ioremap(aac, 0); 974 kfree(aac->fibs); 975 kfree(aac->fsa_dev); 976 out_free_host: 977 scsi_host_put(shost); 978 out_disable_pdev: 979 pci_disable_device(pdev); 980 out: 981 return error; 982 } 983 984 static void aac_shutdown(struct pci_dev *dev) 985 { 986 struct Scsi_Host *shost = pci_get_drvdata(dev); 987 struct aac_dev *aac = (struct aac_dev *)shost->hostdata; 988 aac_send_shutdown(aac); 989 } 990 991 static void __devexit aac_remove_one(struct pci_dev *pdev) 992 { 993 struct Scsi_Host *shost = pci_get_drvdata(pdev); 994 struct aac_dev *aac = (struct aac_dev *)shost->hostdata; 995 996 scsi_remove_host(shost); 997 998 kthread_stop(aac->thread); 999 1000 aac_send_shutdown(aac); 1001 aac_adapter_disable_int(aac); 1002 aac_fib_map_free(aac); 1003 pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr, 1004 aac->comm_phys); 1005 kfree(aac->queues); 1006 1007 free_irq(pdev->irq, aac); 1008 aac_adapter_ioremap(aac, 0); 1009 1010 kfree(aac->fibs); 1011 kfree(aac->fsa_dev); 1012 1013 list_del(&aac->entry); 1014 scsi_host_put(shost); 1015 pci_disable_device(pdev); 1016 if (list_empty(&aac_devices)) { 1017 unregister_chrdev(aac_cfg_major, "aac"); 1018 aac_cfg_major = -1; 1019 } 1020 } 1021 1022 static struct pci_driver aac_pci_driver = { 1023 .name = AAC_DRIVERNAME, 1024 .id_table = aac_pci_tbl, 1025 .probe = aac_probe_one, 1026 .remove = __devexit_p(aac_remove_one), 1027 .shutdown = aac_shutdown, 1028 }; 1029 1030 static int __init aac_init(void) 1031 { 1032 int error; 1033 1034 printk(KERN_INFO "Adaptec %s driver (%s)\n", 1035 AAC_DRIVERNAME, aac_driver_version); 1036 1037 error = pci_register_driver(&aac_pci_driver); 1038 if (error < 0) 1039 return error; 1040 1041 aac_cfg_major = register_chrdev( 0, "aac", &aac_cfg_fops); 1042 if (aac_cfg_major < 0) { 1043 printk(KERN_WARNING 1044 "aacraid: unable to register \"aac\" device.\n"); 1045 } 1046 1047 return 0; 1048 } 1049 1050 static void __exit aac_exit(void) 1051 { 1052 if (aac_cfg_major > -1) 1053 unregister_chrdev(aac_cfg_major, "aac"); 1054 pci_unregister_driver(&aac_pci_driver); 1055 } 1056 1057 module_init(aac_init); 1058 module_exit(aac_exit); 1059