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 /* 86 * Because of the way Linux names scsi devices, the order in this table has 87 * become important. Check for on-board Raid first, add-in cards second. 88 * 89 * Note: The last field is used to index into aac_drivers below. 90 */ 91 static struct pci_device_id aac_pci_tbl[] = { 92 { 0x1028, 0x0001, 0x1028, 0x0001, 0, 0, 0 }, /* PERC 2/Si (Iguana/PERC2Si) */ 93 { 0x1028, 0x0002, 0x1028, 0x0002, 0, 0, 1 }, /* PERC 3/Di (Opal/PERC3Di) */ 94 { 0x1028, 0x0003, 0x1028, 0x0003, 0, 0, 2 }, /* PERC 3/Si (SlimFast/PERC3Si */ 95 { 0x1028, 0x0004, 0x1028, 0x00d0, 0, 0, 3 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */ 96 { 0x1028, 0x0002, 0x1028, 0x00d1, 0, 0, 4 }, /* PERC 3/Di (Viper/PERC3DiV) */ 97 { 0x1028, 0x0002, 0x1028, 0x00d9, 0, 0, 5 }, /* PERC 3/Di (Lexus/PERC3DiL) */ 98 { 0x1028, 0x000a, 0x1028, 0x0106, 0, 0, 6 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */ 99 { 0x1028, 0x000a, 0x1028, 0x011b, 0, 0, 7 }, /* PERC 3/Di (Dagger/PERC3DiD) */ 100 { 0x1028, 0x000a, 0x1028, 0x0121, 0, 0, 8 }, /* PERC 3/Di (Boxster/PERC3DiB) */ 101 { 0x9005, 0x0283, 0x9005, 0x0283, 0, 0, 9 }, /* catapult */ 102 { 0x9005, 0x0284, 0x9005, 0x0284, 0, 0, 10 }, /* tomcat */ 103 { 0x9005, 0x0285, 0x9005, 0x0286, 0, 0, 11 }, /* Adaptec 2120S (Crusader) */ 104 { 0x9005, 0x0285, 0x9005, 0x0285, 0, 0, 12 }, /* Adaptec 2200S (Vulcan) */ 105 { 0x9005, 0x0285, 0x9005, 0x0287, 0, 0, 13 }, /* Adaptec 2200S (Vulcan-2m) */ 106 { 0x9005, 0x0285, 0x17aa, 0x0286, 0, 0, 14 }, /* Legend S220 (Legend Crusader) */ 107 { 0x9005, 0x0285, 0x17aa, 0x0287, 0, 0, 15 }, /* Legend S230 (Legend Vulcan) */ 108 109 { 0x9005, 0x0285, 0x9005, 0x0288, 0, 0, 16 }, /* Adaptec 3230S (Harrier) */ 110 { 0x9005, 0x0285, 0x9005, 0x0289, 0, 0, 17 }, /* Adaptec 3240S (Tornado) */ 111 { 0x9005, 0x0285, 0x9005, 0x028a, 0, 0, 18 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */ 112 { 0x9005, 0x0285, 0x9005, 0x028b, 0, 0, 19 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */ 113 { 0x9005, 0x0286, 0x9005, 0x028c, 0, 0, 20 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */ 114 { 0x9005, 0x0286, 0x9005, 0x028d, 0, 0, 21 }, /* ASR-2130S (Lancer) */ 115 { 0x9005, 0x0286, 0x9005, 0x029b, 0, 0, 22 }, /* AAR-2820SA (Intruder) */ 116 { 0x9005, 0x0286, 0x9005, 0x029c, 0, 0, 23 }, /* AAR-2620SA (Intruder) */ 117 { 0x9005, 0x0286, 0x9005, 0x029d, 0, 0, 24 }, /* AAR-2420SA (Intruder) */ 118 { 0x9005, 0x0286, 0x9005, 0x029e, 0, 0, 25 }, /* ICP9024R0 (Lancer) */ 119 { 0x9005, 0x0286, 0x9005, 0x029f, 0, 0, 26 }, /* ICP9014R0 (Lancer) */ 120 { 0x9005, 0x0286, 0x9005, 0x02a0, 0, 0, 27 }, /* ICP9047MA (Lancer) */ 121 { 0x9005, 0x0286, 0x9005, 0x02a1, 0, 0, 28 }, /* ICP9087MA (Lancer) */ 122 { 0x9005, 0x0286, 0x9005, 0x02a3, 0, 0, 29 }, /* ICP5445AU (Hurricane44) */ 123 { 0x9005, 0x0285, 0x9005, 0x02a4, 0, 0, 30 }, /* ICP9085LI (Marauder-X) */ 124 { 0x9005, 0x0285, 0x9005, 0x02a5, 0, 0, 31 }, /* ICP5085BR (Marauder-E) */ 125 { 0x9005, 0x0286, 0x9005, 0x02a6, 0, 0, 32 }, /* ICP9067MA (Intruder-6) */ 126 { 0x9005, 0x0287, 0x9005, 0x0800, 0, 0, 33 }, /* Themisto Jupiter Platform */ 127 { 0x9005, 0x0200, 0x9005, 0x0200, 0, 0, 33 }, /* Themisto Jupiter Platform */ 128 { 0x9005, 0x0286, 0x9005, 0x0800, 0, 0, 34 }, /* Callisto Jupiter Platform */ 129 { 0x9005, 0x0285, 0x9005, 0x028e, 0, 0, 35 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */ 130 { 0x9005, 0x0285, 0x9005, 0x028f, 0, 0, 36 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */ 131 { 0x9005, 0x0285, 0x9005, 0x0290, 0, 0, 37 }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */ 132 { 0x9005, 0x0285, 0x1028, 0x0291, 0, 0, 38 }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */ 133 { 0x9005, 0x0285, 0x9005, 0x0292, 0, 0, 39 }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */ 134 { 0x9005, 0x0285, 0x9005, 0x0293, 0, 0, 40 }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */ 135 { 0x9005, 0x0285, 0x9005, 0x0294, 0, 0, 41 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */ 136 { 0x9005, 0x0285, 0x103C, 0x3227, 0, 0, 42 }, /* AAR-2610SA PCI SATA 6ch */ 137 { 0x9005, 0x0285, 0x9005, 0x0296, 0, 0, 43 }, /* ASR-2240S (SabreExpress) */ 138 { 0x9005, 0x0285, 0x9005, 0x0297, 0, 0, 44 }, /* ASR-4005SAS */ 139 { 0x9005, 0x0285, 0x1014, 0x02F2, 0, 0, 45 }, /* IBM 8i (AvonPark) */ 140 { 0x9005, 0x0285, 0x1014, 0x0312, 0, 0, 45 }, /* IBM 8i (AvonPark Lite) */ 141 { 0x9005, 0x0286, 0x1014, 0x9580, 0, 0, 46 }, /* IBM 8k/8k-l8 (Aurora) */ 142 { 0x9005, 0x0286, 0x1014, 0x9540, 0, 0, 47 }, /* IBM 8k/8k-l4 (Aurora Lite) */ 143 { 0x9005, 0x0285, 0x9005, 0x0298, 0, 0, 48 }, /* ASR-4000SAS (BlackBird) */ 144 { 0x9005, 0x0285, 0x9005, 0x0299, 0, 0, 49 }, /* ASR-4800SAS (Marauder-X) */ 145 { 0x9005, 0x0285, 0x9005, 0x029a, 0, 0, 50 }, /* ASR-4805SAS (Marauder-E) */ 146 { 0x9005, 0x0286, 0x9005, 0x02a2, 0, 0, 51 }, /* ASR-3800SAS (Hurricane44) */ 147 148 { 0x9005, 0x0285, 0x1028, 0x0287, 0, 0, 52 }, /* Perc 320/DC*/ 149 { 0x1011, 0x0046, 0x9005, 0x0365, 0, 0, 53 }, /* Adaptec 5400S (Mustang)*/ 150 { 0x1011, 0x0046, 0x9005, 0x0364, 0, 0, 54 }, /* Adaptec 5400S (Mustang)*/ 151 { 0x1011, 0x0046, 0x9005, 0x1364, 0, 0, 55 }, /* Dell PERC2/QC */ 152 { 0x1011, 0x0046, 0x103c, 0x10c2, 0, 0, 56 }, /* HP NetRAID-4M */ 153 154 { 0x9005, 0x0285, 0x1028, PCI_ANY_ID, 0, 0, 57 }, /* Dell Catchall */ 155 { 0x9005, 0x0285, 0x17aa, PCI_ANY_ID, 0, 0, 58 }, /* Legend Catchall */ 156 { 0x9005, 0x0285, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 59 }, /* Adaptec Catch All */ 157 { 0x9005, 0x0286, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 60 }, /* Adaptec Rocket Catch All */ 158 { 0,} 159 }; 160 MODULE_DEVICE_TABLE(pci, aac_pci_tbl); 161 162 /* 163 * dmb - For now we add the number of channels to this structure. 164 * In the future we should add a fib that reports the number of channels 165 * for the card. At that time we can remove the channels from here 166 */ 167 static struct aac_driver_ident aac_drivers[] = { 168 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 2/Si (Iguana/PERC2Si) */ 169 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Opal/PERC3Di) */ 170 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Si (SlimFast/PERC3Si */ 171 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */ 172 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Viper/PERC3DiV) */ 173 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Lexus/PERC3DiL) */ 174 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Jaguar/PERC3DiJ) */ 175 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Dagger/PERC3DiD) */ 176 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Boxster/PERC3DiB) */ 177 { aac_rx_init, "aacraid", "ADAPTEC ", "catapult ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* catapult */ 178 { aac_rx_init, "aacraid", "ADAPTEC ", "tomcat ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* tomcat */ 179 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2120S (Crusader) */ 180 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan) */ 181 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan-2m) */ 182 { aac_rx_init, "aacraid", "Legend ", "Legend S220 ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend S220 (Legend Crusader) */ 183 { aac_rx_init, "aacraid", "Legend ", "Legend S230 ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend S230 (Legend Vulcan) */ 184 185 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3230S ", 2 }, /* Adaptec 3230S (Harrier) */ 186 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3240S ", 2 }, /* Adaptec 3240S (Tornado) */ 187 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020ZCR ", 2 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */ 188 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025ZCR ", 2 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */ 189 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2230S PCI-X ", 2 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */ 190 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2130S PCI-X ", 1 }, /* ASR-2130S (Lancer) */ 191 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2820SA ", 1 }, /* AAR-2820SA (Intruder) */ 192 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2620SA ", 1 }, /* AAR-2620SA (Intruder) */ 193 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2420SA ", 1 }, /* AAR-2420SA (Intruder) */ 194 { aac_rkt_init, "aacraid", "ICP ", "ICP9024R0 ", 2 }, /* ICP9024R0 (Lancer) */ 195 { aac_rkt_init, "aacraid", "ICP ", "ICP9014R0 ", 1 }, /* ICP9014R0 (Lancer) */ 196 { aac_rkt_init, "aacraid", "ICP ", "ICP9047MA ", 1 }, /* ICP9047MA (Lancer) */ 197 { aac_rkt_init, "aacraid", "ICP ", "ICP9087MA ", 1 }, /* ICP9087MA (Lancer) */ 198 { aac_rkt_init, "aacraid", "ICP ", "ICP5445AU ", 1 }, /* ICP5445AU (Hurricane44) */ 199 { aac_rx_init, "aacraid", "ICP ", "ICP9085LI ", 1 }, /* ICP9085LI (Marauder-X) */ 200 { aac_rx_init, "aacraid", "ICP ", "ICP5085BR ", 1 }, /* ICP5085BR (Marauder-E) */ 201 { aac_rkt_init, "aacraid", "ICP ", "ICP9067MA ", 1 }, /* ICP9067MA (Intruder-6) */ 202 { NULL , "aacraid", "ADAPTEC ", "Themisto ", 0, AAC_QUIRK_SLAVE }, /* Jupiter Platform */ 203 { aac_rkt_init, "aacraid", "ADAPTEC ", "Callisto ", 2, AAC_QUIRK_MASTER }, /* Jupiter Platform */ 204 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020SA ", 1 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */ 205 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025SA ", 1 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */ 206 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2410SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */ 207 { aac_rx_init, "aacraid", "DELL ", "CERC SR2 ", 1, AAC_QUIRK_17SG }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */ 208 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2810SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */ 209 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-21610SA SATA", 1, AAC_QUIRK_17SG }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */ 210 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2026ZCR ", 1 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */ 211 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2610SA ", 1 }, /* SATA 6Ch (Bearcat) */ 212 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2240S ", 1 }, /* ASR-2240S (SabreExpress) */ 213 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4005SAS ", 1 }, /* ASR-4005SAS */ 214 { aac_rx_init, "ServeRAID","IBM ", "ServeRAID 8i ", 1 }, /* IBM 8i (AvonPark) */ 215 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l8 ", 1 }, /* IBM 8k/8k-l8 (Aurora) */ 216 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l4 ", 1 }, /* IBM 8k/8k-l4 (Aurora Lite) */ 217 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4000SAS ", 1 }, /* ASR-4000SAS (BlackBird & AvonPark) */ 218 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4800SAS ", 1 }, /* ASR-4800SAS (Marauder-X) */ 219 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4805SAS ", 1 }, /* ASR-4805SAS (Marauder-E) */ 220 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-3800SAS ", 1 }, /* ASR-3800SAS (Hurricane44) */ 221 222 { aac_rx_init, "percraid", "DELL ", "PERC 320/DC ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Perc 320/DC*/ 223 { aac_sa_init, "aacraid", "ADAPTEC ", "Adaptec 5400S ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/ 224 { aac_sa_init, "aacraid", "ADAPTEC ", "AAC-364 ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/ 225 { aac_sa_init, "percraid", "DELL ", "PERCRAID ", 4, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Dell PERC2/QC */ 226 { aac_sa_init, "hpnraid", "HP ", "NetRAID ", 4, AAC_QUIRK_34SG }, /* HP NetRAID-4M */ 227 228 { aac_rx_init, "aacraid", "DELL ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Dell Catchall */ 229 { aac_rx_init, "aacraid", "Legend ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend Catchall */ 230 { aac_rx_init, "aacraid", "ADAPTEC ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec Catch All */ 231 { aac_rkt_init, "aacraid", "ADAPTEC ", "RAID ", 2 } /* Adaptec Rocket Catch All */ 232 }; 233 234 /** 235 * aac_queuecommand - queue a SCSI command 236 * @cmd: SCSI command to queue 237 * @done: Function to call on command completion 238 * 239 * Queues a command for execution by the associated Host Adapter. 240 * 241 * TODO: unify with aac_scsi_cmd(). 242 */ 243 244 static int aac_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) 245 { 246 cmd->scsi_done = done; 247 cmd->SCp.phase = AAC_OWNER_LOWLEVEL; 248 return (aac_scsi_cmd(cmd) ? FAILED : 0); 249 } 250 251 /** 252 * aac_info - Returns the host adapter name 253 * @shost: Scsi host to report on 254 * 255 * Returns a static string describing the device in question 256 */ 257 258 static const char *aac_info(struct Scsi_Host *shost) 259 { 260 struct aac_dev *dev = (struct aac_dev *)shost->hostdata; 261 return aac_drivers[dev->cardtype].name; 262 } 263 264 /** 265 * aac_get_driver_ident 266 * @devtype: index into lookup table 267 * 268 * Returns a pointer to the entry in the driver lookup table. 269 */ 270 271 struct aac_driver_ident* aac_get_driver_ident(int devtype) 272 { 273 return &aac_drivers[devtype]; 274 } 275 276 /** 277 * aac_biosparm - return BIOS parameters for disk 278 * @sdev: The scsi device corresponding to the disk 279 * @bdev: the block device corresponding to the disk 280 * @capacity: the sector capacity of the disk 281 * @geom: geometry block to fill in 282 * 283 * Return the Heads/Sectors/Cylinders BIOS Disk Parameters for Disk. 284 * The default disk geometry is 64 heads, 32 sectors, and the appropriate 285 * number of cylinders so as not to exceed drive capacity. In order for 286 * disks equal to or larger than 1 GB to be addressable by the BIOS 287 * without exceeding the BIOS limitation of 1024 cylinders, Extended 288 * Translation should be enabled. With Extended Translation enabled, 289 * drives between 1 GB inclusive and 2 GB exclusive are given a disk 290 * geometry of 128 heads and 32 sectors, and drives above 2 GB inclusive 291 * are given a disk geometry of 255 heads and 63 sectors. However, if 292 * the BIOS detects that the Extended Translation setting does not match 293 * the geometry in the partition table, then the translation inferred 294 * from the partition table will be used by the BIOS, and a warning may 295 * be displayed. 296 */ 297 298 static int aac_biosparm(struct scsi_device *sdev, struct block_device *bdev, 299 sector_t capacity, int *geom) 300 { 301 struct diskparm *param = (struct diskparm *)geom; 302 unsigned char *buf; 303 304 dprintk((KERN_DEBUG "aac_biosparm.\n")); 305 306 /* 307 * Assuming extended translation is enabled - #REVISIT# 308 */ 309 if (capacity >= 2 * 1024 * 1024) { /* 1 GB in 512 byte sectors */ 310 if(capacity >= 4 * 1024 * 1024) { /* 2 GB in 512 byte sectors */ 311 param->heads = 255; 312 param->sectors = 63; 313 } else { 314 param->heads = 128; 315 param->sectors = 32; 316 } 317 } else { 318 param->heads = 64; 319 param->sectors = 32; 320 } 321 322 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors); 323 324 /* 325 * Read the first 1024 bytes from the disk device, if the boot 326 * sector partition table is valid, search for a partition table 327 * entry whose end_head matches one of the standard geometry 328 * translations ( 64/32, 128/32, 255/63 ). 329 */ 330 buf = scsi_bios_ptable(bdev); 331 if (!buf) 332 return 0; 333 if(*(__le16 *)(buf + 0x40) == cpu_to_le16(0xaa55)) { 334 struct partition *first = (struct partition * )buf; 335 struct partition *entry = first; 336 int saved_cylinders = param->cylinders; 337 int num; 338 unsigned char end_head, end_sec; 339 340 for(num = 0; num < 4; num++) { 341 end_head = entry->end_head; 342 end_sec = entry->end_sector & 0x3f; 343 344 if(end_head == 63) { 345 param->heads = 64; 346 param->sectors = 32; 347 break; 348 } else if(end_head == 127) { 349 param->heads = 128; 350 param->sectors = 32; 351 break; 352 } else if(end_head == 254) { 353 param->heads = 255; 354 param->sectors = 63; 355 break; 356 } 357 entry++; 358 } 359 360 if (num == 4) { 361 end_head = first->end_head; 362 end_sec = first->end_sector & 0x3f; 363 } 364 365 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors); 366 if (num < 4 && end_sec == param->sectors) { 367 if (param->cylinders != saved_cylinders) 368 dprintk((KERN_DEBUG "Adopting geometry: heads=%d, sectors=%d from partition table %d.\n", 369 param->heads, param->sectors, num)); 370 } else if (end_head > 0 || end_sec > 0) { 371 dprintk((KERN_DEBUG "Strange geometry: heads=%d, sectors=%d in partition table %d.\n", 372 end_head + 1, end_sec, num)); 373 dprintk((KERN_DEBUG "Using geometry: heads=%d, sectors=%d.\n", 374 param->heads, param->sectors)); 375 } 376 } 377 kfree(buf); 378 return 0; 379 } 380 381 /** 382 * aac_slave_configure - compute queue depths 383 * @sdev: SCSI device we are considering 384 * 385 * Selects queue depths for each target device based on the host adapter's 386 * total capacity and the queue depth supported by the target device. 387 * A queue depth of one automatically disables tagged queueing. 388 */ 389 390 static int aac_slave_configure(struct scsi_device *sdev) 391 { 392 if (sdev_channel(sdev) == CONTAINER_CHANNEL) { 393 sdev->skip_ms_page_8 = 1; 394 sdev->skip_ms_page_3f = 1; 395 } 396 if ((sdev->type == TYPE_DISK) && 397 (sdev_channel(sdev) != CONTAINER_CHANNEL)) { 398 struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 399 if (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2)) 400 sdev->no_uld_attach = 1; 401 } 402 if (sdev->tagged_supported && (sdev->type == TYPE_DISK) && 403 (sdev_channel(sdev) == CONTAINER_CHANNEL)) { 404 struct scsi_device * dev; 405 struct Scsi_Host *host = sdev->host; 406 unsigned num_lsu = 0; 407 unsigned num_one = 0; 408 unsigned depth; 409 410 __shost_for_each_device(dev, host) { 411 if (dev->tagged_supported && (dev->type == TYPE_DISK) && 412 (sdev_channel(dev) == CONTAINER_CHANNEL)) 413 ++num_lsu; 414 else 415 ++num_one; 416 } 417 if (num_lsu == 0) 418 ++num_lsu; 419 depth = (host->can_queue - num_one) / num_lsu; 420 if (depth > 256) 421 depth = 256; 422 else if (depth < 2) 423 depth = 2; 424 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, depth); 425 if (!(((struct aac_dev *)host->hostdata)->adapter_info.options & 426 AAC_OPT_NEW_COMM)) 427 blk_queue_max_segment_size(sdev->request_queue, 65536); 428 } else 429 scsi_adjust_queue_depth(sdev, 0, 1); 430 431 return 0; 432 } 433 434 static int aac_ioctl(struct scsi_device *sdev, int cmd, void __user * arg) 435 { 436 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; 437 return aac_do_ioctl(dev, cmd, arg); 438 } 439 440 /* 441 * aac_eh_reset - Reset command handling 442 * @scsi_cmd: SCSI command block causing the reset 443 * 444 */ 445 static int aac_eh_reset(struct scsi_cmnd* cmd) 446 { 447 struct scsi_device * dev = cmd->device; 448 struct Scsi_Host * host = dev->host; 449 struct scsi_cmnd * command; 450 int count; 451 struct aac_dev * aac; 452 unsigned long flags; 453 454 printk(KERN_ERR "%s: Host adapter reset request. SCSI hang ?\n", 455 AAC_DRIVERNAME); 456 aac = (struct aac_dev *)host->hostdata; 457 if (aac_adapter_check_health(aac)) { 458 printk(KERN_ERR "%s: Host adapter appears dead\n", 459 AAC_DRIVERNAME); 460 return -ENODEV; 461 } 462 /* 463 * Wait for all commands to complete to this specific 464 * target (block maximum 60 seconds). 465 */ 466 for (count = 60; count; --count) { 467 int active = 0; 468 __shost_for_each_device(dev, host) { 469 spin_lock_irqsave(&dev->list_lock, flags); 470 list_for_each_entry(command, &dev->cmd_list, list) { 471 if ((command != cmd) && 472 (command->SCp.phase == AAC_OWNER_FIRMWARE)) { 473 active++; 474 break; 475 } 476 } 477 spin_unlock_irqrestore(&dev->list_lock, flags); 478 if (active) 479 break; 480 481 } 482 /* 483 * We can exit If all the commands are complete 484 */ 485 if (active == 0) 486 return SUCCESS; 487 ssleep(1); 488 } 489 printk(KERN_ERR "%s: SCSI bus appears hung\n", AAC_DRIVERNAME); 490 return -ETIMEDOUT; 491 } 492 493 /** 494 * aac_cfg_open - open a configuration file 495 * @inode: inode being opened 496 * @file: file handle attached 497 * 498 * Called when the configuration device is opened. Does the needed 499 * set up on the handle and then returns 500 * 501 * Bugs: This needs extending to check a given adapter is present 502 * so we can support hot plugging, and to ref count adapters. 503 */ 504 505 static int aac_cfg_open(struct inode *inode, struct file *file) 506 { 507 struct aac_dev *aac; 508 unsigned minor_number = iminor(inode); 509 int err = -ENODEV; 510 511 list_for_each_entry(aac, &aac_devices, entry) { 512 if (aac->id == minor_number) { 513 file->private_data = aac; 514 err = 0; 515 break; 516 } 517 } 518 519 return err; 520 } 521 522 /** 523 * aac_cfg_ioctl - AAC configuration request 524 * @inode: inode of device 525 * @file: file handle 526 * @cmd: ioctl command code 527 * @arg: argument 528 * 529 * Handles a configuration ioctl. Currently this involves wrapping it 530 * up and feeding it into the nasty windowsalike glue layer. 531 * 532 * Bugs: Needs locking against parallel ioctls lower down 533 * Bugs: Needs to handle hot plugging 534 */ 535 536 static int aac_cfg_ioctl(struct inode *inode, struct file *file, 537 unsigned int cmd, unsigned long arg) 538 { 539 return aac_do_ioctl(file->private_data, cmd, (void __user *)arg); 540 } 541 542 #ifdef CONFIG_COMPAT 543 static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long arg) 544 { 545 long ret; 546 lock_kernel(); 547 switch (cmd) { 548 case FSACTL_MINIPORT_REV_CHECK: 549 case FSACTL_SENDFIB: 550 case FSACTL_OPEN_GET_ADAPTER_FIB: 551 case FSACTL_CLOSE_GET_ADAPTER_FIB: 552 case FSACTL_SEND_RAW_SRB: 553 case FSACTL_GET_PCI_INFO: 554 case FSACTL_QUERY_DISK: 555 case FSACTL_DELETE_DISK: 556 case FSACTL_FORCE_DELETE_DISK: 557 case FSACTL_GET_CONTAINERS: 558 case FSACTL_SEND_LARGE_FIB: 559 ret = aac_do_ioctl(dev, cmd, (void __user *)arg); 560 break; 561 562 case FSACTL_GET_NEXT_ADAPTER_FIB: { 563 struct fib_ioctl __user *f; 564 565 f = compat_alloc_user_space(sizeof(*f)); 566 ret = 0; 567 if (clear_user(f, sizeof(*f))) 568 ret = -EFAULT; 569 if (copy_in_user(f, (void __user *)arg, sizeof(struct fib_ioctl) - sizeof(u32))) 570 ret = -EFAULT; 571 if (!ret) 572 ret = aac_do_ioctl(dev, cmd, f); 573 break; 574 } 575 576 default: 577 ret = -ENOIOCTLCMD; 578 break; 579 } 580 unlock_kernel(); 581 return ret; 582 } 583 584 static int aac_compat_ioctl(struct scsi_device *sdev, int cmd, void __user *arg) 585 { 586 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; 587 return aac_compat_do_ioctl(dev, cmd, (unsigned long)arg); 588 } 589 590 static long aac_compat_cfg_ioctl(struct file *file, unsigned cmd, unsigned long arg) 591 { 592 return aac_compat_do_ioctl((struct aac_dev *)file->private_data, cmd, arg); 593 } 594 #endif 595 596 static ssize_t aac_show_model(struct class_device *class_dev, 597 char *buf) 598 { 599 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; 600 int len; 601 602 if (dev->supplement_adapter_info.AdapterTypeText[0]) { 603 char * cp = dev->supplement_adapter_info.AdapterTypeText; 604 while (*cp && *cp != ' ') 605 ++cp; 606 while (*cp == ' ') 607 ++cp; 608 len = snprintf(buf, PAGE_SIZE, "%s\n", cp); 609 } else 610 len = snprintf(buf, PAGE_SIZE, "%s\n", 611 aac_drivers[dev->cardtype].model); 612 return len; 613 } 614 615 static ssize_t aac_show_vendor(struct class_device *class_dev, 616 char *buf) 617 { 618 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; 619 int len; 620 621 if (dev->supplement_adapter_info.AdapterTypeText[0]) { 622 char * cp = dev->supplement_adapter_info.AdapterTypeText; 623 while (*cp && *cp != ' ') 624 ++cp; 625 len = snprintf(buf, PAGE_SIZE, "%.*s\n", 626 (int)(cp - (char *)dev->supplement_adapter_info.AdapterTypeText), 627 dev->supplement_adapter_info.AdapterTypeText); 628 } else 629 len = snprintf(buf, PAGE_SIZE, "%s\n", 630 aac_drivers[dev->cardtype].vname); 631 return len; 632 } 633 634 static ssize_t aac_show_kernel_version(struct class_device *class_dev, 635 char *buf) 636 { 637 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; 638 int len, tmp; 639 640 tmp = le32_to_cpu(dev->adapter_info.kernelrev); 641 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", 642 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, 643 le32_to_cpu(dev->adapter_info.kernelbuild)); 644 return len; 645 } 646 647 static ssize_t aac_show_monitor_version(struct class_device *class_dev, 648 char *buf) 649 { 650 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; 651 int len, tmp; 652 653 tmp = le32_to_cpu(dev->adapter_info.monitorrev); 654 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", 655 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, 656 le32_to_cpu(dev->adapter_info.monitorbuild)); 657 return len; 658 } 659 660 static ssize_t aac_show_bios_version(struct class_device *class_dev, 661 char *buf) 662 { 663 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; 664 int len, tmp; 665 666 tmp = le32_to_cpu(dev->adapter_info.biosrev); 667 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", 668 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, 669 le32_to_cpu(dev->adapter_info.biosbuild)); 670 return len; 671 } 672 673 static ssize_t aac_show_serial_number(struct class_device *class_dev, 674 char *buf) 675 { 676 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; 677 int len = 0; 678 679 if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) 680 len = snprintf(buf, PAGE_SIZE, "%x\n", 681 le32_to_cpu(dev->adapter_info.serial[0])); 682 return len; 683 } 684 685 static ssize_t aac_show_max_channel(struct class_device *class_dev, char *buf) 686 { 687 return snprintf(buf, PAGE_SIZE, "%d\n", 688 class_to_shost(class_dev)->max_channel); 689 } 690 691 static ssize_t aac_show_max_id(struct class_device *class_dev, char *buf) 692 { 693 return snprintf(buf, PAGE_SIZE, "%d\n", 694 class_to_shost(class_dev)->max_id); 695 } 696 697 698 static struct class_device_attribute aac_model = { 699 .attr = { 700 .name = "model", 701 .mode = S_IRUGO, 702 }, 703 .show = aac_show_model, 704 }; 705 static struct class_device_attribute aac_vendor = { 706 .attr = { 707 .name = "vendor", 708 .mode = S_IRUGO, 709 }, 710 .show = aac_show_vendor, 711 }; 712 static struct class_device_attribute aac_kernel_version = { 713 .attr = { 714 .name = "hba_kernel_version", 715 .mode = S_IRUGO, 716 }, 717 .show = aac_show_kernel_version, 718 }; 719 static struct class_device_attribute aac_monitor_version = { 720 .attr = { 721 .name = "hba_monitor_version", 722 .mode = S_IRUGO, 723 }, 724 .show = aac_show_monitor_version, 725 }; 726 static struct class_device_attribute aac_bios_version = { 727 .attr = { 728 .name = "hba_bios_version", 729 .mode = S_IRUGO, 730 }, 731 .show = aac_show_bios_version, 732 }; 733 static struct class_device_attribute aac_serial_number = { 734 .attr = { 735 .name = "serial_number", 736 .mode = S_IRUGO, 737 }, 738 .show = aac_show_serial_number, 739 }; 740 static struct class_device_attribute aac_max_channel = { 741 .attr = { 742 .name = "max_channel", 743 .mode = S_IRUGO, 744 }, 745 .show = aac_show_max_channel, 746 }; 747 static struct class_device_attribute aac_max_id = { 748 .attr = { 749 .name = "max_id", 750 .mode = S_IRUGO, 751 }, 752 .show = aac_show_max_id, 753 }; 754 755 static struct class_device_attribute *aac_attrs[] = { 756 &aac_model, 757 &aac_vendor, 758 &aac_kernel_version, 759 &aac_monitor_version, 760 &aac_bios_version, 761 &aac_serial_number, 762 &aac_max_channel, 763 &aac_max_id, 764 NULL 765 }; 766 767 768 static struct file_operations aac_cfg_fops = { 769 .owner = THIS_MODULE, 770 .ioctl = aac_cfg_ioctl, 771 #ifdef CONFIG_COMPAT 772 .compat_ioctl = aac_compat_cfg_ioctl, 773 #endif 774 .open = aac_cfg_open, 775 }; 776 777 static struct scsi_host_template aac_driver_template = { 778 .module = THIS_MODULE, 779 .name = "AAC", 780 .proc_name = AAC_DRIVERNAME, 781 .info = aac_info, 782 .ioctl = aac_ioctl, 783 #ifdef CONFIG_COMPAT 784 .compat_ioctl = aac_compat_ioctl, 785 #endif 786 .queuecommand = aac_queuecommand, 787 .bios_param = aac_biosparm, 788 .shost_attrs = aac_attrs, 789 .slave_configure = aac_slave_configure, 790 .eh_host_reset_handler = aac_eh_reset, 791 .can_queue = AAC_NUM_IO_FIB, 792 .this_id = MAXIMUM_NUM_CONTAINERS, 793 .sg_tablesize = 16, 794 .max_sectors = 128, 795 #if (AAC_NUM_IO_FIB > 256) 796 .cmd_per_lun = 256, 797 #else 798 .cmd_per_lun = AAC_NUM_IO_FIB, 799 #endif 800 .use_clustering = ENABLE_CLUSTERING, 801 .emulated = 1, 802 }; 803 804 805 static int __devinit aac_probe_one(struct pci_dev *pdev, 806 const struct pci_device_id *id) 807 { 808 unsigned index = id->driver_data; 809 struct Scsi_Host *shost; 810 struct aac_dev *aac; 811 struct list_head *insert = &aac_devices; 812 int error = -ENODEV; 813 int unique_id = 0; 814 815 list_for_each_entry(aac, &aac_devices, entry) { 816 if (aac->id > unique_id) 817 break; 818 insert = &aac->entry; 819 unique_id++; 820 } 821 822 error = pci_enable_device(pdev); 823 if (error) 824 goto out; 825 error = -ENODEV; 826 827 if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) || 828 pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK)) 829 goto out_disable_pdev; 830 /* 831 * If the quirk31 bit is set, the adapter needs adapter 832 * to driver communication memory to be allocated below 2gig 833 */ 834 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) 835 if (pci_set_dma_mask(pdev, DMA_31BIT_MASK) || 836 pci_set_consistent_dma_mask(pdev, DMA_31BIT_MASK)) 837 goto out_disable_pdev; 838 839 pci_set_master(pdev); 840 841 shost = scsi_host_alloc(&aac_driver_template, sizeof(struct aac_dev)); 842 if (!shost) 843 goto out_disable_pdev; 844 845 shost->irq = pdev->irq; 846 shost->base = pci_resource_start(pdev, 0); 847 shost->unique_id = unique_id; 848 shost->max_cmd_len = 16; 849 850 aac = (struct aac_dev *)shost->hostdata; 851 aac->scsi_host_ptr = shost; 852 aac->pdev = pdev; 853 aac->name = aac_driver_template.name; 854 aac->id = shost->unique_id; 855 aac->cardtype = index; 856 INIT_LIST_HEAD(&aac->entry); 857 858 aac->fibs = kmalloc(sizeof(struct fib) * (shost->can_queue + AAC_NUM_MGT_FIB), GFP_KERNEL); 859 if (!aac->fibs) 860 goto out_free_host; 861 spin_lock_init(&aac->fib_lock); 862 863 /* 864 * Map in the registers from the adapter. 865 */ 866 aac->base_size = AAC_MIN_FOOTPRINT_SIZE; 867 if ((aac->regs.sa = ioremap( 868 (unsigned long)aac->scsi_host_ptr->base, AAC_MIN_FOOTPRINT_SIZE)) 869 == NULL) { 870 printk(KERN_WARNING "%s: unable to map adapter.\n", 871 AAC_DRIVERNAME); 872 goto out_free_fibs; 873 } 874 if ((*aac_drivers[index].init)(aac)) 875 goto out_unmap; 876 877 /* 878 * Start any kernel threads needed 879 */ 880 aac->thread = kthread_run(aac_command_thread, aac, AAC_DRIVERNAME); 881 if (IS_ERR(aac->thread)) { 882 printk(KERN_ERR "aacraid: Unable to create command thread.\n"); 883 error = PTR_ERR(aac->thread); 884 goto out_deinit; 885 } 886 887 /* 888 * If we had set a smaller DMA mask earlier, set it to 4gig 889 * now since the adapter can dma data to at least a 4gig 890 * address space. 891 */ 892 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) 893 if (pci_set_dma_mask(pdev, DMA_32BIT_MASK)) 894 goto out_deinit; 895 896 aac->maximum_num_channels = aac_drivers[index].channels; 897 error = aac_get_adapter_info(aac); 898 if (error < 0) 899 goto out_deinit; 900 901 /* 902 * Lets override negotiations and drop the maximum SG limit to 34 903 */ 904 if ((aac_drivers[index].quirks & AAC_QUIRK_34SG) && 905 (aac->scsi_host_ptr->sg_tablesize > 34)) { 906 aac->scsi_host_ptr->sg_tablesize = 34; 907 aac->scsi_host_ptr->max_sectors 908 = (aac->scsi_host_ptr->sg_tablesize * 8) + 112; 909 } 910 911 if ((aac_drivers[index].quirks & AAC_QUIRK_17SG) && 912 (aac->scsi_host_ptr->sg_tablesize > 17)) { 913 aac->scsi_host_ptr->sg_tablesize = 17; 914 aac->scsi_host_ptr->max_sectors 915 = (aac->scsi_host_ptr->sg_tablesize * 8) + 112; 916 } 917 918 /* 919 * Firware printf works only with older firmware. 920 */ 921 if (aac_drivers[index].quirks & AAC_QUIRK_34SG) 922 aac->printf_enabled = 1; 923 else 924 aac->printf_enabled = 0; 925 926 /* 927 * max channel will be the physical channels plus 1 virtual channel 928 * all containers are on the virtual channel 0 (CONTAINER_CHANNEL) 929 * physical channels are address by their actual physical number+1 930 */ 931 if (aac->nondasd_support == 1) 932 shost->max_channel = aac->maximum_num_channels; 933 else 934 shost->max_channel = 0; 935 936 aac_get_config_status(aac); 937 aac_get_containers(aac); 938 list_add(&aac->entry, insert); 939 940 shost->max_id = aac->maximum_num_containers; 941 if (shost->max_id < aac->maximum_num_physicals) 942 shost->max_id = aac->maximum_num_physicals; 943 if (shost->max_id < MAXIMUM_NUM_CONTAINERS) 944 shost->max_id = MAXIMUM_NUM_CONTAINERS; 945 else 946 shost->this_id = shost->max_id; 947 948 /* 949 * dmb - we may need to move the setting of these parms somewhere else once 950 * we get a fib that can report the actual numbers 951 */ 952 shost->max_lun = AAC_MAX_LUN; 953 954 pci_set_drvdata(pdev, shost); 955 956 error = scsi_add_host(shost, &pdev->dev); 957 if (error) 958 goto out_deinit; 959 scsi_scan_host(shost); 960 961 return 0; 962 963 out_deinit: 964 kthread_stop(aac->thread); 965 aac_send_shutdown(aac); 966 aac_adapter_disable_int(aac); 967 free_irq(pdev->irq, aac); 968 out_unmap: 969 aac_fib_map_free(aac); 970 pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr, aac->comm_phys); 971 kfree(aac->queues); 972 iounmap(aac->regs.sa); 973 out_free_fibs: 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 iounmap(aac->regs.sa); 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 } 1017 1018 static struct pci_driver aac_pci_driver = { 1019 .name = AAC_DRIVERNAME, 1020 .id_table = aac_pci_tbl, 1021 .probe = aac_probe_one, 1022 .remove = __devexit_p(aac_remove_one), 1023 .shutdown = aac_shutdown, 1024 }; 1025 1026 static int __init aac_init(void) 1027 { 1028 int error; 1029 1030 printk(KERN_INFO "Adaptec %s driver (%s)\n", 1031 AAC_DRIVERNAME, aac_driver_version); 1032 1033 error = pci_register_driver(&aac_pci_driver); 1034 if (error < 0) 1035 return error; 1036 1037 aac_cfg_major = register_chrdev( 0, "aac", &aac_cfg_fops); 1038 if (aac_cfg_major < 0) { 1039 printk(KERN_WARNING 1040 "aacraid: unable to register \"aac\" device.\n"); 1041 } 1042 1043 return 0; 1044 } 1045 1046 static void __exit aac_exit(void) 1047 { 1048 if (aac_cfg_major > -1) 1049 unregister_chrdev(aac_cfg_major, "aac"); 1050 pci_unregister_driver(&aac_pci_driver); 1051 } 1052 1053 module_init(aac_init); 1054 module_exit(aac_exit); 1055