1 /* 2 * Adaptec AAC series RAID controller driver 3 * (c) Copyright 2001 Red Hat Inc. 4 * 5 * based on the old aacraid driver that is.. 6 * Adaptec aacraid device driver for Linux. 7 * 8 * Copyright (c) 2000-2010 Adaptec, Inc. 9 * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) 10 * 11 * This program is free software; you can redistribute it and/or modify 12 * it under the terms of the GNU General Public License as published by 13 * the Free Software Foundation; either version 2, or (at your option) 14 * any later version. 15 * 16 * This program is distributed in the hope that it will be useful, 17 * but WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 19 * GNU General Public License for more details. 20 * 21 * You should have received a copy of the GNU General Public License 22 * along with this program; see the file COPYING. If not, write to 23 * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 24 * 25 * Module Name: 26 * linit.c 27 * 28 * Abstract: Linux Driver entry module for Adaptec RAID Array Controller 29 */ 30 31 32 #include <linux/compat.h> 33 #include <linux/blkdev.h> 34 #include <linux/completion.h> 35 #include <linux/init.h> 36 #include <linux/interrupt.h> 37 #include <linux/kernel.h> 38 #include <linux/module.h> 39 #include <linux/moduleparam.h> 40 #include <linux/pci.h> 41 #include <linux/pci-aspm.h> 42 #include <linux/slab.h> 43 #include <linux/mutex.h> 44 #include <linux/spinlock.h> 45 #include <linux/syscalls.h> 46 #include <linux/delay.h> 47 #include <linux/kthread.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 "1.2-0" 60 #ifndef AAC_DRIVER_BRANCH 61 #define AAC_DRIVER_BRANCH "" 62 #endif 63 #define AAC_DRIVERNAME "aacraid" 64 65 #ifdef AAC_DRIVER_BUILD 66 #define _str(x) #x 67 #define str(x) _str(x) 68 #define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION "[" str(AAC_DRIVER_BUILD) "]" AAC_DRIVER_BRANCH 69 #else 70 #define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION AAC_DRIVER_BRANCH 71 #endif 72 73 MODULE_AUTHOR("Red Hat Inc and Adaptec"); 74 MODULE_DESCRIPTION("Dell PERC2, 2/Si, 3/Si, 3/Di, " 75 "Adaptec Advanced Raid Products, " 76 "HP NetRAID-4M, IBM ServeRAID & ICP SCSI driver"); 77 MODULE_LICENSE("GPL"); 78 MODULE_VERSION(AAC_DRIVER_FULL_VERSION); 79 80 static DEFINE_MUTEX(aac_mutex); 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 #ifdef DECLARE_PCI_DEVICE_TABLE 92 static DECLARE_PCI_DEVICE_TABLE(aac_pci_tbl) = { 93 #elif defined(__devinitconst) 94 static const struct pci_device_id aac_pci_tbl[] __devinitconst = { 95 #else 96 static const struct pci_device_id aac_pci_tbl[] __devinitdata = { 97 #endif 98 { 0x1028, 0x0001, 0x1028, 0x0001, 0, 0, 0 }, /* PERC 2/Si (Iguana/PERC2Si) */ 99 { 0x1028, 0x0002, 0x1028, 0x0002, 0, 0, 1 }, /* PERC 3/Di (Opal/PERC3Di) */ 100 { 0x1028, 0x0003, 0x1028, 0x0003, 0, 0, 2 }, /* PERC 3/Si (SlimFast/PERC3Si */ 101 { 0x1028, 0x0004, 0x1028, 0x00d0, 0, 0, 3 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */ 102 { 0x1028, 0x0002, 0x1028, 0x00d1, 0, 0, 4 }, /* PERC 3/Di (Viper/PERC3DiV) */ 103 { 0x1028, 0x0002, 0x1028, 0x00d9, 0, 0, 5 }, /* PERC 3/Di (Lexus/PERC3DiL) */ 104 { 0x1028, 0x000a, 0x1028, 0x0106, 0, 0, 6 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */ 105 { 0x1028, 0x000a, 0x1028, 0x011b, 0, 0, 7 }, /* PERC 3/Di (Dagger/PERC3DiD) */ 106 { 0x1028, 0x000a, 0x1028, 0x0121, 0, 0, 8 }, /* PERC 3/Di (Boxster/PERC3DiB) */ 107 { 0x9005, 0x0283, 0x9005, 0x0283, 0, 0, 9 }, /* catapult */ 108 { 0x9005, 0x0284, 0x9005, 0x0284, 0, 0, 10 }, /* tomcat */ 109 { 0x9005, 0x0285, 0x9005, 0x0286, 0, 0, 11 }, /* Adaptec 2120S (Crusader) */ 110 { 0x9005, 0x0285, 0x9005, 0x0285, 0, 0, 12 }, /* Adaptec 2200S (Vulcan) */ 111 { 0x9005, 0x0285, 0x9005, 0x0287, 0, 0, 13 }, /* Adaptec 2200S (Vulcan-2m) */ 112 { 0x9005, 0x0285, 0x17aa, 0x0286, 0, 0, 14 }, /* Legend S220 (Legend Crusader) */ 113 { 0x9005, 0x0285, 0x17aa, 0x0287, 0, 0, 15 }, /* Legend S230 (Legend Vulcan) */ 114 115 { 0x9005, 0x0285, 0x9005, 0x0288, 0, 0, 16 }, /* Adaptec 3230S (Harrier) */ 116 { 0x9005, 0x0285, 0x9005, 0x0289, 0, 0, 17 }, /* Adaptec 3240S (Tornado) */ 117 { 0x9005, 0x0285, 0x9005, 0x028a, 0, 0, 18 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */ 118 { 0x9005, 0x0285, 0x9005, 0x028b, 0, 0, 19 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */ 119 { 0x9005, 0x0286, 0x9005, 0x028c, 0, 0, 20 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */ 120 { 0x9005, 0x0286, 0x9005, 0x028d, 0, 0, 21 }, /* ASR-2130S (Lancer) */ 121 { 0x9005, 0x0286, 0x9005, 0x029b, 0, 0, 22 }, /* AAR-2820SA (Intruder) */ 122 { 0x9005, 0x0286, 0x9005, 0x029c, 0, 0, 23 }, /* AAR-2620SA (Intruder) */ 123 { 0x9005, 0x0286, 0x9005, 0x029d, 0, 0, 24 }, /* AAR-2420SA (Intruder) */ 124 { 0x9005, 0x0286, 0x9005, 0x029e, 0, 0, 25 }, /* ICP9024RO (Lancer) */ 125 { 0x9005, 0x0286, 0x9005, 0x029f, 0, 0, 26 }, /* ICP9014RO (Lancer) */ 126 { 0x9005, 0x0286, 0x9005, 0x02a0, 0, 0, 27 }, /* ICP9047MA (Lancer) */ 127 { 0x9005, 0x0286, 0x9005, 0x02a1, 0, 0, 28 }, /* ICP9087MA (Lancer) */ 128 { 0x9005, 0x0286, 0x9005, 0x02a3, 0, 0, 29 }, /* ICP5445AU (Hurricane44) */ 129 { 0x9005, 0x0285, 0x9005, 0x02a4, 0, 0, 30 }, /* ICP9085LI (Marauder-X) */ 130 { 0x9005, 0x0285, 0x9005, 0x02a5, 0, 0, 31 }, /* ICP5085BR (Marauder-E) */ 131 { 0x9005, 0x0286, 0x9005, 0x02a6, 0, 0, 32 }, /* ICP9067MA (Intruder-6) */ 132 { 0x9005, 0x0287, 0x9005, 0x0800, 0, 0, 33 }, /* Themisto Jupiter Platform */ 133 { 0x9005, 0x0200, 0x9005, 0x0200, 0, 0, 33 }, /* Themisto Jupiter Platform */ 134 { 0x9005, 0x0286, 0x9005, 0x0800, 0, 0, 34 }, /* Callisto Jupiter Platform */ 135 { 0x9005, 0x0285, 0x9005, 0x028e, 0, 0, 35 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */ 136 { 0x9005, 0x0285, 0x9005, 0x028f, 0, 0, 36 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */ 137 { 0x9005, 0x0285, 0x9005, 0x0290, 0, 0, 37 }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */ 138 { 0x9005, 0x0285, 0x1028, 0x0291, 0, 0, 38 }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */ 139 { 0x9005, 0x0285, 0x9005, 0x0292, 0, 0, 39 }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */ 140 { 0x9005, 0x0285, 0x9005, 0x0293, 0, 0, 40 }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */ 141 { 0x9005, 0x0285, 0x9005, 0x0294, 0, 0, 41 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */ 142 { 0x9005, 0x0285, 0x103C, 0x3227, 0, 0, 42 }, /* AAR-2610SA PCI SATA 6ch */ 143 { 0x9005, 0x0285, 0x9005, 0x0296, 0, 0, 43 }, /* ASR-2240S (SabreExpress) */ 144 { 0x9005, 0x0285, 0x9005, 0x0297, 0, 0, 44 }, /* ASR-4005 */ 145 { 0x9005, 0x0285, 0x1014, 0x02F2, 0, 0, 45 }, /* IBM 8i (AvonPark) */ 146 { 0x9005, 0x0285, 0x1014, 0x0312, 0, 0, 45 }, /* IBM 8i (AvonPark Lite) */ 147 { 0x9005, 0x0286, 0x1014, 0x9580, 0, 0, 46 }, /* IBM 8k/8k-l8 (Aurora) */ 148 { 0x9005, 0x0286, 0x1014, 0x9540, 0, 0, 47 }, /* IBM 8k/8k-l4 (Aurora Lite) */ 149 { 0x9005, 0x0285, 0x9005, 0x0298, 0, 0, 48 }, /* ASR-4000 (BlackBird) */ 150 { 0x9005, 0x0285, 0x9005, 0x0299, 0, 0, 49 }, /* ASR-4800SAS (Marauder-X) */ 151 { 0x9005, 0x0285, 0x9005, 0x029a, 0, 0, 50 }, /* ASR-4805SAS (Marauder-E) */ 152 { 0x9005, 0x0286, 0x9005, 0x02a2, 0, 0, 51 }, /* ASR-3800 (Hurricane44) */ 153 154 { 0x9005, 0x0285, 0x1028, 0x0287, 0, 0, 52 }, /* Perc 320/DC*/ 155 { 0x1011, 0x0046, 0x9005, 0x0365, 0, 0, 53 }, /* Adaptec 5400S (Mustang)*/ 156 { 0x1011, 0x0046, 0x9005, 0x0364, 0, 0, 54 }, /* Adaptec 5400S (Mustang)*/ 157 { 0x1011, 0x0046, 0x9005, 0x1364, 0, 0, 55 }, /* Dell PERC2/QC */ 158 { 0x1011, 0x0046, 0x103c, 0x10c2, 0, 0, 56 }, /* HP NetRAID-4M */ 159 160 { 0x9005, 0x0285, 0x1028, PCI_ANY_ID, 0, 0, 57 }, /* Dell Catchall */ 161 { 0x9005, 0x0285, 0x17aa, PCI_ANY_ID, 0, 0, 58 }, /* Legend Catchall */ 162 { 0x9005, 0x0285, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 59 }, /* Adaptec Catch All */ 163 { 0x9005, 0x0286, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 60 }, /* Adaptec Rocket Catch All */ 164 { 0x9005, 0x0288, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 61 }, /* Adaptec NEMER/ARK Catch All */ 165 { 0x9005, 0x028b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 62 }, /* Adaptec PMC Series 6 (Tupelo) */ 166 { 0x9005, 0x028c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 63 }, /* Adaptec PMC Series 7 (Denali) */ 167 { 0x9005, 0x028d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 64 }, /* Adaptec PMC Series 8 */ 168 { 0x9005, 0x028f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 65 }, /* Adaptec PMC Series 9 */ 169 { 0,} 170 }; 171 MODULE_DEVICE_TABLE(pci, aac_pci_tbl); 172 173 /* 174 * dmb - For now we add the number of channels to this structure. 175 * In the future we should add a fib that reports the number of channels 176 * for the card. At that time we can remove the channels from here 177 */ 178 static struct aac_driver_ident aac_drivers[] = { 179 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 2/Si (Iguana/PERC2Si) */ 180 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Opal/PERC3Di) */ 181 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Si (SlimFast/PERC3Si */ 182 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */ 183 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Viper/PERC3DiV) */ 184 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Lexus/PERC3DiL) */ 185 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */ 186 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Dagger/PERC3DiD) */ 187 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Boxster/PERC3DiB) */ 188 { aac_rx_init, "aacraid", "ADAPTEC ", "catapult ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* catapult */ 189 { aac_rx_init, "aacraid", "ADAPTEC ", "tomcat ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* tomcat */ 190 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2120S (Crusader) */ 191 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan) */ 192 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan-2m) */ 193 { aac_rx_init, "aacraid", "Legend ", "Legend S220 ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S220 (Legend Crusader) */ 194 { aac_rx_init, "aacraid", "Legend ", "Legend S230 ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S230 (Legend Vulcan) */ 195 196 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3230S ", 2 }, /* Adaptec 3230S (Harrier) */ 197 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3240S ", 2 }, /* Adaptec 3240S (Tornado) */ 198 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020ZCR ", 2 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */ 199 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025ZCR ", 2 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */ 200 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2230S PCI-X ", 2 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */ 201 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2130S PCI-X ", 1 }, /* ASR-2130S (Lancer) */ 202 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2820SA ", 1 }, /* AAR-2820SA (Intruder) */ 203 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2620SA ", 1 }, /* AAR-2620SA (Intruder) */ 204 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2420SA ", 1 }, /* AAR-2420SA (Intruder) */ 205 { aac_rkt_init, "aacraid", "ICP ", "ICP9024RO ", 2 }, /* ICP9024RO (Lancer) */ 206 { aac_rkt_init, "aacraid", "ICP ", "ICP9014RO ", 1 }, /* ICP9014RO (Lancer) */ 207 { aac_rkt_init, "aacraid", "ICP ", "ICP9047MA ", 1 }, /* ICP9047MA (Lancer) */ 208 { aac_rkt_init, "aacraid", "ICP ", "ICP9087MA ", 1 }, /* ICP9087MA (Lancer) */ 209 { aac_rkt_init, "aacraid", "ICP ", "ICP5445AU ", 1 }, /* ICP5445AU (Hurricane44) */ 210 { aac_rx_init, "aacraid", "ICP ", "ICP9085LI ", 1 }, /* ICP9085LI (Marauder-X) */ 211 { aac_rx_init, "aacraid", "ICP ", "ICP5085BR ", 1 }, /* ICP5085BR (Marauder-E) */ 212 { aac_rkt_init, "aacraid", "ICP ", "ICP9067MA ", 1 }, /* ICP9067MA (Intruder-6) */ 213 { NULL , "aacraid", "ADAPTEC ", "Themisto ", 0, AAC_QUIRK_SLAVE }, /* Jupiter Platform */ 214 { aac_rkt_init, "aacraid", "ADAPTEC ", "Callisto ", 2, AAC_QUIRK_MASTER }, /* Jupiter Platform */ 215 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020SA ", 1 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */ 216 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025SA ", 1 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */ 217 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2410SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */ 218 { aac_rx_init, "aacraid", "DELL ", "CERC SR2 ", 1, AAC_QUIRK_17SG }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */ 219 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2810SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */ 220 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-21610SA SATA", 1, AAC_QUIRK_17SG }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */ 221 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2026ZCR ", 1 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */ 222 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2610SA ", 1 }, /* SATA 6Ch (Bearcat) */ 223 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2240S ", 1 }, /* ASR-2240S (SabreExpress) */ 224 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4005 ", 1 }, /* ASR-4005 */ 225 { aac_rx_init, "ServeRAID","IBM ", "ServeRAID 8i ", 1 }, /* IBM 8i (AvonPark) */ 226 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l8 ", 1 }, /* IBM 8k/8k-l8 (Aurora) */ 227 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l4 ", 1 }, /* IBM 8k/8k-l4 (Aurora Lite) */ 228 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4000 ", 1 }, /* ASR-4000 (BlackBird & AvonPark) */ 229 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4800SAS ", 1 }, /* ASR-4800SAS (Marauder-X) */ 230 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4805SAS ", 1 }, /* ASR-4805SAS (Marauder-E) */ 231 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-3800 ", 1 }, /* ASR-3800 (Hurricane44) */ 232 233 { aac_rx_init, "percraid", "DELL ", "PERC 320/DC ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Perc 320/DC*/ 234 { aac_sa_init, "aacraid", "ADAPTEC ", "Adaptec 5400S ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/ 235 { aac_sa_init, "aacraid", "ADAPTEC ", "AAC-364 ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/ 236 { aac_sa_init, "percraid", "DELL ", "PERCRAID ", 4, AAC_QUIRK_34SG }, /* Dell PERC2/QC */ 237 { aac_sa_init, "hpnraid", "HP ", "NetRAID ", 4, AAC_QUIRK_34SG }, /* HP NetRAID-4M */ 238 239 { aac_rx_init, "aacraid", "DELL ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Dell Catchall */ 240 { aac_rx_init, "aacraid", "Legend ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend Catchall */ 241 { aac_rx_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Catch All */ 242 { aac_rkt_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Rocket Catch All */ 243 { aac_nark_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec NEMER/ARK Catch All */ 244 { aac_src_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec PMC Series 6 (Tupelo) */ 245 { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec PMC Series 7 (Denali) */ 246 { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec PMC Series 8 */ 247 { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2 } /* Adaptec PMC Series 9 */ 248 }; 249 250 /** 251 * aac_queuecommand - queue a SCSI command 252 * @cmd: SCSI command to queue 253 * @done: Function to call on command completion 254 * 255 * Queues a command for execution by the associated Host Adapter. 256 * 257 * TODO: unify with aac_scsi_cmd(). 258 */ 259 260 static int aac_queuecommand_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) 261 { 262 struct Scsi_Host *host = cmd->device->host; 263 struct aac_dev *dev = (struct aac_dev *)host->hostdata; 264 u32 count = 0; 265 cmd->scsi_done = done; 266 for (; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) { 267 struct fib * fib = &dev->fibs[count]; 268 struct scsi_cmnd * command; 269 if (fib->hw_fib_va->header.XferState && 270 ((command = fib->callback_data)) && 271 (command == cmd) && 272 (cmd->SCp.phase == AAC_OWNER_FIRMWARE)) 273 return 0; /* Already owned by Adapter */ 274 } 275 cmd->SCp.phase = AAC_OWNER_LOWLEVEL; 276 return (aac_scsi_cmd(cmd) ? FAILED : 0); 277 } 278 279 static DEF_SCSI_QCMD(aac_queuecommand) 280 281 /** 282 * aac_info - Returns the host adapter name 283 * @shost: Scsi host to report on 284 * 285 * Returns a static string describing the device in question 286 */ 287 288 static const char *aac_info(struct Scsi_Host *shost) 289 { 290 struct aac_dev *dev = (struct aac_dev *)shost->hostdata; 291 return aac_drivers[dev->cardtype].name; 292 } 293 294 /** 295 * aac_get_driver_ident 296 * @devtype: index into lookup table 297 * 298 * Returns a pointer to the entry in the driver lookup table. 299 */ 300 301 struct aac_driver_ident* aac_get_driver_ident(int devtype) 302 { 303 return &aac_drivers[devtype]; 304 } 305 306 /** 307 * aac_biosparm - return BIOS parameters for disk 308 * @sdev: The scsi device corresponding to the disk 309 * @bdev: the block device corresponding to the disk 310 * @capacity: the sector capacity of the disk 311 * @geom: geometry block to fill in 312 * 313 * Return the Heads/Sectors/Cylinders BIOS Disk Parameters for Disk. 314 * The default disk geometry is 64 heads, 32 sectors, and the appropriate 315 * number of cylinders so as not to exceed drive capacity. In order for 316 * disks equal to or larger than 1 GB to be addressable by the BIOS 317 * without exceeding the BIOS limitation of 1024 cylinders, Extended 318 * Translation should be enabled. With Extended Translation enabled, 319 * drives between 1 GB inclusive and 2 GB exclusive are given a disk 320 * geometry of 128 heads and 32 sectors, and drives above 2 GB inclusive 321 * are given a disk geometry of 255 heads and 63 sectors. However, if 322 * the BIOS detects that the Extended Translation setting does not match 323 * the geometry in the partition table, then the translation inferred 324 * from the partition table will be used by the BIOS, and a warning may 325 * be displayed. 326 */ 327 328 static int aac_biosparm(struct scsi_device *sdev, struct block_device *bdev, 329 sector_t capacity, int *geom) 330 { 331 struct diskparm *param = (struct diskparm *)geom; 332 unsigned char *buf; 333 334 dprintk((KERN_DEBUG "aac_biosparm.\n")); 335 336 /* 337 * Assuming extended translation is enabled - #REVISIT# 338 */ 339 if (capacity >= 2 * 1024 * 1024) { /* 1 GB in 512 byte sectors */ 340 if(capacity >= 4 * 1024 * 1024) { /* 2 GB in 512 byte sectors */ 341 param->heads = 255; 342 param->sectors = 63; 343 } else { 344 param->heads = 128; 345 param->sectors = 32; 346 } 347 } else { 348 param->heads = 64; 349 param->sectors = 32; 350 } 351 352 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors); 353 354 /* 355 * Read the first 1024 bytes from the disk device, if the boot 356 * sector partition table is valid, search for a partition table 357 * entry whose end_head matches one of the standard geometry 358 * translations ( 64/32, 128/32, 255/63 ). 359 */ 360 buf = scsi_bios_ptable(bdev); 361 if (!buf) 362 return 0; 363 if(*(__le16 *)(buf + 0x40) == cpu_to_le16(0xaa55)) { 364 struct partition *first = (struct partition * )buf; 365 struct partition *entry = first; 366 int saved_cylinders = param->cylinders; 367 int num; 368 unsigned char end_head, end_sec; 369 370 for(num = 0; num < 4; num++) { 371 end_head = entry->end_head; 372 end_sec = entry->end_sector & 0x3f; 373 374 if(end_head == 63) { 375 param->heads = 64; 376 param->sectors = 32; 377 break; 378 } else if(end_head == 127) { 379 param->heads = 128; 380 param->sectors = 32; 381 break; 382 } else if(end_head == 254) { 383 param->heads = 255; 384 param->sectors = 63; 385 break; 386 } 387 entry++; 388 } 389 390 if (num == 4) { 391 end_head = first->end_head; 392 end_sec = first->end_sector & 0x3f; 393 } 394 395 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors); 396 if (num < 4 && end_sec == param->sectors) { 397 if (param->cylinders != saved_cylinders) 398 dprintk((KERN_DEBUG "Adopting geometry: heads=%d, sectors=%d from partition table %d.\n", 399 param->heads, param->sectors, num)); 400 } else if (end_head > 0 || end_sec > 0) { 401 dprintk((KERN_DEBUG "Strange geometry: heads=%d, sectors=%d in partition table %d.\n", 402 end_head + 1, end_sec, num)); 403 dprintk((KERN_DEBUG "Using geometry: heads=%d, sectors=%d.\n", 404 param->heads, param->sectors)); 405 } 406 } 407 kfree(buf); 408 return 0; 409 } 410 411 /** 412 * aac_slave_configure - compute queue depths 413 * @sdev: SCSI device we are considering 414 * 415 * Selects queue depths for each target device based on the host adapter's 416 * total capacity and the queue depth supported by the target device. 417 * A queue depth of one automatically disables tagged queueing. 418 */ 419 420 static int aac_slave_configure(struct scsi_device *sdev) 421 { 422 struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 423 if (aac->jbod && (sdev->type == TYPE_DISK)) 424 sdev->removable = 1; 425 if ((sdev->type == TYPE_DISK) && 426 (sdev_channel(sdev) != CONTAINER_CHANNEL) && 427 (!aac->jbod || sdev->inq_periph_qual) && 428 (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2))) { 429 if (expose_physicals == 0) 430 return -ENXIO; 431 if (expose_physicals < 0) 432 sdev->no_uld_attach = 1; 433 } 434 if (sdev->tagged_supported && (sdev->type == TYPE_DISK) && 435 (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2)) && 436 !sdev->no_uld_attach) { 437 struct scsi_device * dev; 438 struct Scsi_Host *host = sdev->host; 439 unsigned num_lsu = 0; 440 unsigned num_one = 0; 441 unsigned depth; 442 unsigned cid; 443 444 /* 445 * Firmware has an individual device recovery time typically 446 * of 35 seconds, give us a margin. 447 */ 448 if (sdev->request_queue->rq_timeout < (45 * HZ)) 449 blk_queue_rq_timeout(sdev->request_queue, 45*HZ); 450 for (cid = 0; cid < aac->maximum_num_containers; ++cid) 451 if (aac->fsa_dev[cid].valid) 452 ++num_lsu; 453 __shost_for_each_device(dev, host) { 454 if (dev->tagged_supported && (dev->type == TYPE_DISK) && 455 (!aac->raid_scsi_mode || 456 (sdev_channel(sdev) != 2)) && 457 !dev->no_uld_attach) { 458 if ((sdev_channel(dev) != CONTAINER_CHANNEL) 459 || !aac->fsa_dev[sdev_id(dev)].valid) 460 ++num_lsu; 461 } else 462 ++num_one; 463 } 464 if (num_lsu == 0) 465 ++num_lsu; 466 depth = (host->can_queue - num_one) / num_lsu; 467 if (depth > 256) 468 depth = 256; 469 else if (depth < 2) 470 depth = 2; 471 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, depth); 472 } else 473 scsi_adjust_queue_depth(sdev, 0, 1); 474 475 return 0; 476 } 477 478 /** 479 * aac_change_queue_depth - alter queue depths 480 * @sdev: SCSI device we are considering 481 * @depth: desired queue depth 482 * 483 * Alters queue depths for target device based on the host adapter's 484 * total capacity and the queue depth supported by the target device. 485 */ 486 487 static int aac_change_queue_depth(struct scsi_device *sdev, int depth, 488 int reason) 489 { 490 if (reason != SCSI_QDEPTH_DEFAULT) 491 return -EOPNOTSUPP; 492 493 if (sdev->tagged_supported && (sdev->type == TYPE_DISK) && 494 (sdev_channel(sdev) == CONTAINER_CHANNEL)) { 495 struct scsi_device * dev; 496 struct Scsi_Host *host = sdev->host; 497 unsigned num = 0; 498 499 __shost_for_each_device(dev, host) { 500 if (dev->tagged_supported && (dev->type == TYPE_DISK) && 501 (sdev_channel(dev) == CONTAINER_CHANNEL)) 502 ++num; 503 ++num; 504 } 505 if (num >= host->can_queue) 506 num = host->can_queue - 1; 507 if (depth > (host->can_queue - num)) 508 depth = host->can_queue - num; 509 if (depth > 256) 510 depth = 256; 511 else if (depth < 2) 512 depth = 2; 513 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, depth); 514 } else 515 scsi_adjust_queue_depth(sdev, 0, 1); 516 return sdev->queue_depth; 517 } 518 519 static ssize_t aac_show_raid_level(struct device *dev, struct device_attribute *attr, char *buf) 520 { 521 struct scsi_device *sdev = to_scsi_device(dev); 522 struct aac_dev *aac = (struct aac_dev *)(sdev->host->hostdata); 523 if (sdev_channel(sdev) != CONTAINER_CHANNEL) 524 return snprintf(buf, PAGE_SIZE, sdev->no_uld_attach 525 ? "Hidden\n" : 526 ((aac->jbod && (sdev->type == TYPE_DISK)) ? "JBOD\n" : "")); 527 return snprintf(buf, PAGE_SIZE, "%s\n", 528 get_container_type(aac->fsa_dev[sdev_id(sdev)].type)); 529 } 530 531 static struct device_attribute aac_raid_level_attr = { 532 .attr = { 533 .name = "level", 534 .mode = S_IRUGO, 535 }, 536 .show = aac_show_raid_level 537 }; 538 539 static struct device_attribute *aac_dev_attrs[] = { 540 &aac_raid_level_attr, 541 NULL, 542 }; 543 544 static int aac_ioctl(struct scsi_device *sdev, int cmd, void __user * arg) 545 { 546 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; 547 if (!capable(CAP_SYS_RAWIO)) 548 return -EPERM; 549 return aac_do_ioctl(dev, cmd, arg); 550 } 551 552 static int aac_eh_abort(struct scsi_cmnd* cmd) 553 { 554 struct scsi_device * dev = cmd->device; 555 struct Scsi_Host * host = dev->host; 556 struct aac_dev * aac = (struct aac_dev *)host->hostdata; 557 int count; 558 int ret = FAILED; 559 560 printk(KERN_ERR "%s: Host adapter abort request (%d,%d,%d,%d)\n", 561 AAC_DRIVERNAME, 562 host->host_no, sdev_channel(dev), sdev_id(dev), dev->lun); 563 switch (cmd->cmnd[0]) { 564 case SERVICE_ACTION_IN: 565 if (!(aac->raw_io_interface) || 566 !(aac->raw_io_64) || 567 ((cmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 568 break; 569 case INQUIRY: 570 case READ_CAPACITY: 571 /* Mark associated FIB to not complete, eh handler does this */ 572 for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) { 573 struct fib * fib = &aac->fibs[count]; 574 if (fib->hw_fib_va->header.XferState && 575 (fib->flags & FIB_CONTEXT_FLAG) && 576 (fib->callback_data == cmd)) { 577 fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT; 578 cmd->SCp.phase = AAC_OWNER_ERROR_HANDLER; 579 ret = SUCCESS; 580 } 581 } 582 break; 583 case TEST_UNIT_READY: 584 /* Mark associated FIB to not complete, eh handler does this */ 585 for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) { 586 struct scsi_cmnd * command; 587 struct fib * fib = &aac->fibs[count]; 588 if ((fib->hw_fib_va->header.XferState & cpu_to_le32(Async | NoResponseExpected)) && 589 (fib->flags & FIB_CONTEXT_FLAG) && 590 ((command = fib->callback_data)) && 591 (command->device == cmd->device)) { 592 fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT; 593 command->SCp.phase = AAC_OWNER_ERROR_HANDLER; 594 if (command == cmd) 595 ret = SUCCESS; 596 } 597 } 598 } 599 return ret; 600 } 601 602 /* 603 * aac_eh_reset - Reset command handling 604 * @scsi_cmd: SCSI command block causing the reset 605 * 606 */ 607 static int aac_eh_reset(struct scsi_cmnd* cmd) 608 { 609 struct scsi_device * dev = cmd->device; 610 struct Scsi_Host * host = dev->host; 611 struct scsi_cmnd * command; 612 int count; 613 struct aac_dev * aac = (struct aac_dev *)host->hostdata; 614 unsigned long flags; 615 616 /* Mark the associated FIB to not complete, eh handler does this */ 617 for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) { 618 struct fib * fib = &aac->fibs[count]; 619 if (fib->hw_fib_va->header.XferState && 620 (fib->flags & FIB_CONTEXT_FLAG) && 621 (fib->callback_data == cmd)) { 622 fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT; 623 cmd->SCp.phase = AAC_OWNER_ERROR_HANDLER; 624 } 625 } 626 printk(KERN_ERR "%s: Host adapter reset request. SCSI hang ?\n", 627 AAC_DRIVERNAME); 628 629 if ((count = aac_check_health(aac))) 630 return count; 631 /* 632 * Wait for all commands to complete to this specific 633 * target (block maximum 60 seconds). 634 */ 635 for (count = 60; count; --count) { 636 int active = aac->in_reset; 637 638 if (active == 0) 639 __shost_for_each_device(dev, host) { 640 spin_lock_irqsave(&dev->list_lock, flags); 641 list_for_each_entry(command, &dev->cmd_list, list) { 642 if ((command != cmd) && 643 (command->SCp.phase == AAC_OWNER_FIRMWARE)) { 644 active++; 645 break; 646 } 647 } 648 spin_unlock_irqrestore(&dev->list_lock, flags); 649 if (active) 650 break; 651 652 } 653 /* 654 * We can exit If all the commands are complete 655 */ 656 if (active == 0) 657 return SUCCESS; 658 ssleep(1); 659 } 660 printk(KERN_ERR "%s: SCSI bus appears hung\n", AAC_DRIVERNAME); 661 /* 662 * This adapter needs a blind reset, only do so for Adapters that 663 * support a register, instead of a commanded, reset. 664 */ 665 if (((aac->supplement_adapter_info.SupportedOptions2 & 666 AAC_OPTION_MU_RESET) || 667 (aac->supplement_adapter_info.SupportedOptions2 & 668 AAC_OPTION_DOORBELL_RESET)) && 669 aac_check_reset && 670 ((aac_check_reset != 1) || 671 !(aac->supplement_adapter_info.SupportedOptions2 & 672 AAC_OPTION_IGNORE_RESET))) 673 aac_reset_adapter(aac, 2); /* Bypass wait for command quiesce */ 674 return SUCCESS; /* Cause an immediate retry of the command with a ten second delay after successful tur */ 675 } 676 677 /** 678 * aac_cfg_open - open a configuration file 679 * @inode: inode being opened 680 * @file: file handle attached 681 * 682 * Called when the configuration device is opened. Does the needed 683 * set up on the handle and then returns 684 * 685 * Bugs: This needs extending to check a given adapter is present 686 * so we can support hot plugging, and to ref count adapters. 687 */ 688 689 static int aac_cfg_open(struct inode *inode, struct file *file) 690 { 691 struct aac_dev *aac; 692 unsigned minor_number = iminor(inode); 693 int err = -ENODEV; 694 695 mutex_lock(&aac_mutex); /* BKL pushdown: nothing else protects this list */ 696 list_for_each_entry(aac, &aac_devices, entry) { 697 if (aac->id == minor_number) { 698 file->private_data = aac; 699 err = 0; 700 break; 701 } 702 } 703 mutex_unlock(&aac_mutex); 704 705 return err; 706 } 707 708 /** 709 * aac_cfg_ioctl - AAC configuration request 710 * @inode: inode of device 711 * @file: file handle 712 * @cmd: ioctl command code 713 * @arg: argument 714 * 715 * Handles a configuration ioctl. Currently this involves wrapping it 716 * up and feeding it into the nasty windowsalike glue layer. 717 * 718 * Bugs: Needs locking against parallel ioctls lower down 719 * Bugs: Needs to handle hot plugging 720 */ 721 722 static long aac_cfg_ioctl(struct file *file, 723 unsigned int cmd, unsigned long arg) 724 { 725 int ret; 726 if (!capable(CAP_SYS_RAWIO)) 727 return -EPERM; 728 mutex_lock(&aac_mutex); 729 ret = aac_do_ioctl(file->private_data, cmd, (void __user *)arg); 730 mutex_unlock(&aac_mutex); 731 732 return ret; 733 } 734 735 #ifdef CONFIG_COMPAT 736 static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long arg) 737 { 738 long ret; 739 mutex_lock(&aac_mutex); 740 switch (cmd) { 741 case FSACTL_MINIPORT_REV_CHECK: 742 case FSACTL_SENDFIB: 743 case FSACTL_OPEN_GET_ADAPTER_FIB: 744 case FSACTL_CLOSE_GET_ADAPTER_FIB: 745 case FSACTL_SEND_RAW_SRB: 746 case FSACTL_GET_PCI_INFO: 747 case FSACTL_QUERY_DISK: 748 case FSACTL_DELETE_DISK: 749 case FSACTL_FORCE_DELETE_DISK: 750 case FSACTL_GET_CONTAINERS: 751 case FSACTL_SEND_LARGE_FIB: 752 ret = aac_do_ioctl(dev, cmd, (void __user *)arg); 753 break; 754 755 case FSACTL_GET_NEXT_ADAPTER_FIB: { 756 struct fib_ioctl __user *f; 757 758 f = compat_alloc_user_space(sizeof(*f)); 759 ret = 0; 760 if (clear_user(f, sizeof(*f))) 761 ret = -EFAULT; 762 if (copy_in_user(f, (void __user *)arg, sizeof(struct fib_ioctl) - sizeof(u32))) 763 ret = -EFAULT; 764 if (!ret) 765 ret = aac_do_ioctl(dev, cmd, f); 766 break; 767 } 768 769 default: 770 ret = -ENOIOCTLCMD; 771 break; 772 } 773 mutex_unlock(&aac_mutex); 774 return ret; 775 } 776 777 static int aac_compat_ioctl(struct scsi_device *sdev, int cmd, void __user *arg) 778 { 779 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; 780 return aac_compat_do_ioctl(dev, cmd, (unsigned long)arg); 781 } 782 783 static long aac_compat_cfg_ioctl(struct file *file, unsigned cmd, unsigned long arg) 784 { 785 if (!capable(CAP_SYS_RAWIO)) 786 return -EPERM; 787 return aac_compat_do_ioctl(file->private_data, cmd, arg); 788 } 789 #endif 790 791 static ssize_t aac_show_model(struct device *device, 792 struct device_attribute *attr, char *buf) 793 { 794 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; 795 int len; 796 797 if (dev->supplement_adapter_info.AdapterTypeText[0]) { 798 char * cp = dev->supplement_adapter_info.AdapterTypeText; 799 while (*cp && *cp != ' ') 800 ++cp; 801 while (*cp == ' ') 802 ++cp; 803 len = snprintf(buf, PAGE_SIZE, "%s\n", cp); 804 } else 805 len = snprintf(buf, PAGE_SIZE, "%s\n", 806 aac_drivers[dev->cardtype].model); 807 return len; 808 } 809 810 static ssize_t aac_show_vendor(struct device *device, 811 struct device_attribute *attr, char *buf) 812 { 813 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; 814 int len; 815 816 if (dev->supplement_adapter_info.AdapterTypeText[0]) { 817 char * cp = dev->supplement_adapter_info.AdapterTypeText; 818 while (*cp && *cp != ' ') 819 ++cp; 820 len = snprintf(buf, PAGE_SIZE, "%.*s\n", 821 (int)(cp - (char *)dev->supplement_adapter_info.AdapterTypeText), 822 dev->supplement_adapter_info.AdapterTypeText); 823 } else 824 len = snprintf(buf, PAGE_SIZE, "%s\n", 825 aac_drivers[dev->cardtype].vname); 826 return len; 827 } 828 829 static ssize_t aac_show_flags(struct device *cdev, 830 struct device_attribute *attr, char *buf) 831 { 832 int len = 0; 833 struct aac_dev *dev = (struct aac_dev*)class_to_shost(cdev)->hostdata; 834 835 if (nblank(dprintk(x))) 836 len = snprintf(buf, PAGE_SIZE, "dprintk\n"); 837 #ifdef AAC_DETAILED_STATUS_INFO 838 len += snprintf(buf + len, PAGE_SIZE - len, 839 "AAC_DETAILED_STATUS_INFO\n"); 840 #endif 841 if (dev->raw_io_interface && dev->raw_io_64) 842 len += snprintf(buf + len, PAGE_SIZE - len, 843 "SAI_READ_CAPACITY_16\n"); 844 if (dev->jbod) 845 len += snprintf(buf + len, PAGE_SIZE - len, "SUPPORTED_JBOD\n"); 846 if (dev->supplement_adapter_info.SupportedOptions2 & 847 AAC_OPTION_POWER_MANAGEMENT) 848 len += snprintf(buf + len, PAGE_SIZE - len, 849 "SUPPORTED_POWER_MANAGEMENT\n"); 850 if (dev->msi) 851 len += snprintf(buf + len, PAGE_SIZE - len, "PCI_HAS_MSI\n"); 852 return len; 853 } 854 855 static ssize_t aac_show_kernel_version(struct device *device, 856 struct device_attribute *attr, 857 char *buf) 858 { 859 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; 860 int len, tmp; 861 862 tmp = le32_to_cpu(dev->adapter_info.kernelrev); 863 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", 864 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, 865 le32_to_cpu(dev->adapter_info.kernelbuild)); 866 return len; 867 } 868 869 static ssize_t aac_show_monitor_version(struct device *device, 870 struct device_attribute *attr, 871 char *buf) 872 { 873 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; 874 int len, tmp; 875 876 tmp = le32_to_cpu(dev->adapter_info.monitorrev); 877 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", 878 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, 879 le32_to_cpu(dev->adapter_info.monitorbuild)); 880 return len; 881 } 882 883 static ssize_t aac_show_bios_version(struct device *device, 884 struct device_attribute *attr, 885 char *buf) 886 { 887 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; 888 int len, tmp; 889 890 tmp = le32_to_cpu(dev->adapter_info.biosrev); 891 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", 892 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, 893 le32_to_cpu(dev->adapter_info.biosbuild)); 894 return len; 895 } 896 897 static ssize_t aac_show_serial_number(struct device *device, 898 struct device_attribute *attr, char *buf) 899 { 900 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; 901 int len = 0; 902 903 if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) 904 len = snprintf(buf, 16, "%06X\n", 905 le32_to_cpu(dev->adapter_info.serial[0])); 906 if (len && 907 !memcmp(&dev->supplement_adapter_info.MfgPcbaSerialNo[ 908 sizeof(dev->supplement_adapter_info.MfgPcbaSerialNo)-len], 909 buf, len-1)) 910 len = snprintf(buf, 16, "%.*s\n", 911 (int)sizeof(dev->supplement_adapter_info.MfgPcbaSerialNo), 912 dev->supplement_adapter_info.MfgPcbaSerialNo); 913 914 return min(len, 16); 915 } 916 917 static ssize_t aac_show_max_channel(struct device *device, 918 struct device_attribute *attr, char *buf) 919 { 920 return snprintf(buf, PAGE_SIZE, "%d\n", 921 class_to_shost(device)->max_channel); 922 } 923 924 static ssize_t aac_show_max_id(struct device *device, 925 struct device_attribute *attr, char *buf) 926 { 927 return snprintf(buf, PAGE_SIZE, "%d\n", 928 class_to_shost(device)->max_id); 929 } 930 931 static ssize_t aac_store_reset_adapter(struct device *device, 932 struct device_attribute *attr, 933 const char *buf, size_t count) 934 { 935 int retval = -EACCES; 936 937 if (!capable(CAP_SYS_ADMIN)) 938 return retval; 939 retval = aac_reset_adapter((struct aac_dev*)class_to_shost(device)->hostdata, buf[0] == '!'); 940 if (retval >= 0) 941 retval = count; 942 return retval; 943 } 944 945 static ssize_t aac_show_reset_adapter(struct device *device, 946 struct device_attribute *attr, 947 char *buf) 948 { 949 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; 950 int len, tmp; 951 952 tmp = aac_adapter_check_health(dev); 953 if ((tmp == 0) && dev->in_reset) 954 tmp = -EBUSY; 955 len = snprintf(buf, PAGE_SIZE, "0x%x\n", tmp); 956 return len; 957 } 958 959 static struct device_attribute aac_model = { 960 .attr = { 961 .name = "model", 962 .mode = S_IRUGO, 963 }, 964 .show = aac_show_model, 965 }; 966 static struct device_attribute aac_vendor = { 967 .attr = { 968 .name = "vendor", 969 .mode = S_IRUGO, 970 }, 971 .show = aac_show_vendor, 972 }; 973 static struct device_attribute aac_flags = { 974 .attr = { 975 .name = "flags", 976 .mode = S_IRUGO, 977 }, 978 .show = aac_show_flags, 979 }; 980 static struct device_attribute aac_kernel_version = { 981 .attr = { 982 .name = "hba_kernel_version", 983 .mode = S_IRUGO, 984 }, 985 .show = aac_show_kernel_version, 986 }; 987 static struct device_attribute aac_monitor_version = { 988 .attr = { 989 .name = "hba_monitor_version", 990 .mode = S_IRUGO, 991 }, 992 .show = aac_show_monitor_version, 993 }; 994 static struct device_attribute aac_bios_version = { 995 .attr = { 996 .name = "hba_bios_version", 997 .mode = S_IRUGO, 998 }, 999 .show = aac_show_bios_version, 1000 }; 1001 static struct device_attribute aac_serial_number = { 1002 .attr = { 1003 .name = "serial_number", 1004 .mode = S_IRUGO, 1005 }, 1006 .show = aac_show_serial_number, 1007 }; 1008 static struct device_attribute aac_max_channel = { 1009 .attr = { 1010 .name = "max_channel", 1011 .mode = S_IRUGO, 1012 }, 1013 .show = aac_show_max_channel, 1014 }; 1015 static struct device_attribute aac_max_id = { 1016 .attr = { 1017 .name = "max_id", 1018 .mode = S_IRUGO, 1019 }, 1020 .show = aac_show_max_id, 1021 }; 1022 static struct device_attribute aac_reset = { 1023 .attr = { 1024 .name = "reset_host", 1025 .mode = S_IWUSR|S_IRUGO, 1026 }, 1027 .store = aac_store_reset_adapter, 1028 .show = aac_show_reset_adapter, 1029 }; 1030 1031 static struct device_attribute *aac_attrs[] = { 1032 &aac_model, 1033 &aac_vendor, 1034 &aac_flags, 1035 &aac_kernel_version, 1036 &aac_monitor_version, 1037 &aac_bios_version, 1038 &aac_serial_number, 1039 &aac_max_channel, 1040 &aac_max_id, 1041 &aac_reset, 1042 NULL 1043 }; 1044 1045 ssize_t aac_get_serial_number(struct device *device, char *buf) 1046 { 1047 return aac_show_serial_number(device, &aac_serial_number, buf); 1048 } 1049 1050 static const struct file_operations aac_cfg_fops = { 1051 .owner = THIS_MODULE, 1052 .unlocked_ioctl = aac_cfg_ioctl, 1053 #ifdef CONFIG_COMPAT 1054 .compat_ioctl = aac_compat_cfg_ioctl, 1055 #endif 1056 .open = aac_cfg_open, 1057 .llseek = noop_llseek, 1058 }; 1059 1060 static struct scsi_host_template aac_driver_template = { 1061 .module = THIS_MODULE, 1062 .name = "AAC", 1063 .proc_name = AAC_DRIVERNAME, 1064 .info = aac_info, 1065 .ioctl = aac_ioctl, 1066 #ifdef CONFIG_COMPAT 1067 .compat_ioctl = aac_compat_ioctl, 1068 #endif 1069 .queuecommand = aac_queuecommand, 1070 .bios_param = aac_biosparm, 1071 .shost_attrs = aac_attrs, 1072 .slave_configure = aac_slave_configure, 1073 .change_queue_depth = aac_change_queue_depth, 1074 .sdev_attrs = aac_dev_attrs, 1075 .eh_abort_handler = aac_eh_abort, 1076 .eh_host_reset_handler = aac_eh_reset, 1077 .can_queue = AAC_NUM_IO_FIB, 1078 .this_id = MAXIMUM_NUM_CONTAINERS, 1079 .sg_tablesize = 16, 1080 .max_sectors = 128, 1081 #if (AAC_NUM_IO_FIB > 256) 1082 .cmd_per_lun = 256, 1083 #else 1084 .cmd_per_lun = AAC_NUM_IO_FIB, 1085 #endif 1086 .use_clustering = ENABLE_CLUSTERING, 1087 .emulated = 1, 1088 }; 1089 1090 static void __aac_shutdown(struct aac_dev * aac) 1091 { 1092 if (aac->aif_thread) 1093 kthread_stop(aac->thread); 1094 aac_send_shutdown(aac); 1095 aac_adapter_disable_int(aac); 1096 free_irq(aac->pdev->irq, aac); 1097 if (aac->msi) 1098 pci_disable_msi(aac->pdev); 1099 } 1100 1101 static int __devinit aac_probe_one(struct pci_dev *pdev, 1102 const struct pci_device_id *id) 1103 { 1104 unsigned index = id->driver_data; 1105 struct Scsi_Host *shost; 1106 struct aac_dev *aac; 1107 struct list_head *insert = &aac_devices; 1108 int error = -ENODEV; 1109 int unique_id = 0; 1110 u64 dmamask; 1111 extern int aac_sync_mode; 1112 1113 list_for_each_entry(aac, &aac_devices, entry) { 1114 if (aac->id > unique_id) 1115 break; 1116 insert = &aac->entry; 1117 unique_id++; 1118 } 1119 1120 pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1 | 1121 PCIE_LINK_STATE_CLKPM); 1122 1123 error = pci_enable_device(pdev); 1124 if (error) 1125 goto out; 1126 error = -ENODEV; 1127 1128 /* 1129 * If the quirk31 bit is set, the adapter needs adapter 1130 * to driver communication memory to be allocated below 2gig 1131 */ 1132 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) 1133 dmamask = DMA_BIT_MASK(31); 1134 else 1135 dmamask = DMA_BIT_MASK(32); 1136 1137 if (pci_set_dma_mask(pdev, dmamask) || 1138 pci_set_consistent_dma_mask(pdev, dmamask)) 1139 goto out_disable_pdev; 1140 1141 pci_set_master(pdev); 1142 1143 shost = scsi_host_alloc(&aac_driver_template, sizeof(struct aac_dev)); 1144 if (!shost) 1145 goto out_disable_pdev; 1146 1147 shost->irq = pdev->irq; 1148 shost->base = pci_resource_start(pdev, 0); 1149 shost->unique_id = unique_id; 1150 shost->max_cmd_len = 16; 1151 1152 aac = (struct aac_dev *)shost->hostdata; 1153 aac->scsi_host_ptr = shost; 1154 aac->pdev = pdev; 1155 aac->name = aac_driver_template.name; 1156 aac->id = shost->unique_id; 1157 aac->cardtype = index; 1158 INIT_LIST_HEAD(&aac->entry); 1159 1160 aac->fibs = kmalloc(sizeof(struct fib) * (shost->can_queue + AAC_NUM_MGT_FIB), GFP_KERNEL); 1161 if (!aac->fibs) 1162 goto out_free_host; 1163 spin_lock_init(&aac->fib_lock); 1164 1165 /* 1166 * Map in the registers from the adapter. 1167 */ 1168 aac->base_size = AAC_MIN_FOOTPRINT_SIZE; 1169 if ((*aac_drivers[index].init)(aac)) 1170 goto out_unmap; 1171 1172 if (aac->sync_mode) { 1173 if (aac_sync_mode) 1174 printk(KERN_INFO "%s%d: Sync. mode enforced " 1175 "by driver parameter. This will cause " 1176 "a significant performance decrease!\n", 1177 aac->name, 1178 aac->id); 1179 else 1180 printk(KERN_INFO "%s%d: Async. mode not supported " 1181 "by current driver, sync. mode enforced." 1182 "\nPlease update driver to get full performance.\n", 1183 aac->name, 1184 aac->id); 1185 } 1186 1187 /* 1188 * Start any kernel threads needed 1189 */ 1190 aac->thread = kthread_run(aac_command_thread, aac, AAC_DRIVERNAME); 1191 if (IS_ERR(aac->thread)) { 1192 printk(KERN_ERR "aacraid: Unable to create command thread.\n"); 1193 error = PTR_ERR(aac->thread); 1194 goto out_deinit; 1195 } 1196 1197 /* 1198 * If we had set a smaller DMA mask earlier, set it to 4gig 1199 * now since the adapter can dma data to at least a 4gig 1200 * address space. 1201 */ 1202 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) 1203 if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) 1204 goto out_deinit; 1205 1206 aac->maximum_num_channels = aac_drivers[index].channels; 1207 error = aac_get_adapter_info(aac); 1208 if (error < 0) 1209 goto out_deinit; 1210 1211 /* 1212 * Lets override negotiations and drop the maximum SG limit to 34 1213 */ 1214 if ((aac_drivers[index].quirks & AAC_QUIRK_34SG) && 1215 (shost->sg_tablesize > 34)) { 1216 shost->sg_tablesize = 34; 1217 shost->max_sectors = (shost->sg_tablesize * 8) + 112; 1218 } 1219 1220 if ((aac_drivers[index].quirks & AAC_QUIRK_17SG) && 1221 (shost->sg_tablesize > 17)) { 1222 shost->sg_tablesize = 17; 1223 shost->max_sectors = (shost->sg_tablesize * 8) + 112; 1224 } 1225 1226 error = pci_set_dma_max_seg_size(pdev, 1227 (aac->adapter_info.options & AAC_OPT_NEW_COMM) ? 1228 (shost->max_sectors << 9) : 65536); 1229 if (error) 1230 goto out_deinit; 1231 1232 /* 1233 * Firmware printf works only with older firmware. 1234 */ 1235 if (aac_drivers[index].quirks & AAC_QUIRK_34SG) 1236 aac->printf_enabled = 1; 1237 else 1238 aac->printf_enabled = 0; 1239 1240 /* 1241 * max channel will be the physical channels plus 1 virtual channel 1242 * all containers are on the virtual channel 0 (CONTAINER_CHANNEL) 1243 * physical channels are address by their actual physical number+1 1244 */ 1245 if (aac->nondasd_support || expose_physicals || aac->jbod) 1246 shost->max_channel = aac->maximum_num_channels; 1247 else 1248 shost->max_channel = 0; 1249 1250 aac_get_config_status(aac, 0); 1251 aac_get_containers(aac); 1252 list_add(&aac->entry, insert); 1253 1254 shost->max_id = aac->maximum_num_containers; 1255 if (shost->max_id < aac->maximum_num_physicals) 1256 shost->max_id = aac->maximum_num_physicals; 1257 if (shost->max_id < MAXIMUM_NUM_CONTAINERS) 1258 shost->max_id = MAXIMUM_NUM_CONTAINERS; 1259 else 1260 shost->this_id = shost->max_id; 1261 1262 /* 1263 * dmb - we may need to move the setting of these parms somewhere else once 1264 * we get a fib that can report the actual numbers 1265 */ 1266 shost->max_lun = AAC_MAX_LUN; 1267 1268 pci_set_drvdata(pdev, shost); 1269 1270 error = scsi_add_host(shost, &pdev->dev); 1271 if (error) 1272 goto out_deinit; 1273 scsi_scan_host(shost); 1274 1275 return 0; 1276 1277 out_deinit: 1278 __aac_shutdown(aac); 1279 out_unmap: 1280 aac_fib_map_free(aac); 1281 if (aac->comm_addr) 1282 pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr, 1283 aac->comm_phys); 1284 kfree(aac->queues); 1285 aac_adapter_ioremap(aac, 0); 1286 kfree(aac->fibs); 1287 kfree(aac->fsa_dev); 1288 out_free_host: 1289 scsi_host_put(shost); 1290 out_disable_pdev: 1291 pci_disable_device(pdev); 1292 out: 1293 return error; 1294 } 1295 1296 static void aac_shutdown(struct pci_dev *dev) 1297 { 1298 struct Scsi_Host *shost = pci_get_drvdata(dev); 1299 scsi_block_requests(shost); 1300 __aac_shutdown((struct aac_dev *)shost->hostdata); 1301 } 1302 1303 static void __devexit aac_remove_one(struct pci_dev *pdev) 1304 { 1305 struct Scsi_Host *shost = pci_get_drvdata(pdev); 1306 struct aac_dev *aac = (struct aac_dev *)shost->hostdata; 1307 1308 scsi_remove_host(shost); 1309 1310 __aac_shutdown(aac); 1311 aac_fib_map_free(aac); 1312 pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr, 1313 aac->comm_phys); 1314 kfree(aac->queues); 1315 1316 aac_adapter_ioremap(aac, 0); 1317 1318 kfree(aac->fibs); 1319 kfree(aac->fsa_dev); 1320 1321 list_del(&aac->entry); 1322 scsi_host_put(shost); 1323 pci_disable_device(pdev); 1324 if (list_empty(&aac_devices)) { 1325 unregister_chrdev(aac_cfg_major, "aac"); 1326 aac_cfg_major = -1; 1327 } 1328 } 1329 1330 static struct pci_driver aac_pci_driver = { 1331 .name = AAC_DRIVERNAME, 1332 .id_table = aac_pci_tbl, 1333 .probe = aac_probe_one, 1334 .remove = __devexit_p(aac_remove_one), 1335 .shutdown = aac_shutdown, 1336 }; 1337 1338 static int __init aac_init(void) 1339 { 1340 int error; 1341 1342 printk(KERN_INFO "Adaptec %s driver %s\n", 1343 AAC_DRIVERNAME, aac_driver_version); 1344 1345 error = pci_register_driver(&aac_pci_driver); 1346 if (error < 0) 1347 return error; 1348 1349 aac_cfg_major = register_chrdev( 0, "aac", &aac_cfg_fops); 1350 if (aac_cfg_major < 0) { 1351 printk(KERN_WARNING 1352 "aacraid: unable to register \"aac\" device.\n"); 1353 } 1354 1355 return 0; 1356 } 1357 1358 static void __exit aac_exit(void) 1359 { 1360 if (aac_cfg_major > -1) 1361 unregister_chrdev(aac_cfg_major, "aac"); 1362 pci_unregister_driver(&aac_pci_driver); 1363 } 1364 1365 module_init(aac_init); 1366 module_exit(aac_exit); 1367