| /* |
| * Adaptec AAC series RAID controller driver |
| * (c) Copyright 2001 Red Hat Inc. <alan@redhat.com> |
| * |
| * based on the old aacraid driver that is.. |
| * Adaptec aacraid device driver for Linux. |
| * |
| * Copyright (c) 2000 Adaptec, Inc. (aacraid@adaptec.com) |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2, or (at your option) |
| * any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; see the file COPYING. If not, write to |
| * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
| * |
| * Module Name: |
| * linit.c |
| * |
| * Abstract: Linux Driver entry module for Adaptec RAID Array Controller |
| */ |
| |
| #define AAC_DRIVER_VERSION "1.1-4" |
| #ifndef AAC_DRIVER_BRANCH |
| #define AAC_DRIVER_BRANCH "" |
| #endif |
| #define AAC_DRIVER_BUILD_DATE __DATE__ " " __TIME__ |
| #define AAC_DRIVERNAME "aacraid" |
| |
| #include <linux/compat.h> |
| #include <linux/blkdev.h> |
| #include <linux/completion.h> |
| #include <linux/init.h> |
| #include <linux/interrupt.h> |
| #include <linux/kernel.h> |
| #include <linux/module.h> |
| #include <linux/moduleparam.h> |
| #include <linux/pci.h> |
| #include <linux/slab.h> |
| #include <linux/spinlock.h> |
| #include <linux/syscalls.h> |
| #include <linux/ioctl32.h> |
| #include <linux/delay.h> |
| #include <linux/smp_lock.h> |
| #include <asm/semaphore.h> |
| |
| #include <scsi/scsi.h> |
| #include <scsi/scsi_cmnd.h> |
| #include <scsi/scsi_device.h> |
| #include <scsi/scsi_host.h> |
| #include <scsi/scsi_tcq.h> |
| #include <scsi/scsicam.h> |
| #include <scsi/scsi_eh.h> |
| |
| #include "aacraid.h" |
| |
| #ifdef AAC_DRIVER_BUILD |
| #define _str(x) #x |
| #define str(x) _str(x) |
| #define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION "[" str(AAC_DRIVER_BUILD) "]" AAC_DRIVER_BRANCH |
| #else |
| #define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION AAC_DRIVER_BRANCH " " AAC_DRIVER_BUILD_DATE |
| #endif |
| |
| MODULE_AUTHOR("Red Hat Inc and Adaptec"); |
| MODULE_DESCRIPTION("Dell PERC2, 2/Si, 3/Si, 3/Di, " |
| "Adaptec Advanced Raid Products, " |
| "and HP NetRAID-4M SCSI driver"); |
| MODULE_LICENSE("GPL"); |
| MODULE_VERSION(AAC_DRIVER_FULL_VERSION); |
| |
| static LIST_HEAD(aac_devices); |
| static int aac_cfg_major = -1; |
| char aac_driver_version[] = AAC_DRIVER_FULL_VERSION; |
| |
| /* |
| * Because of the way Linux names scsi devices, the order in this table has |
| * become important. Check for on-board Raid first, add-in cards second. |
| * |
| * Note: The last field is used to index into aac_drivers below. |
| */ |
| static struct pci_device_id aac_pci_tbl[] = { |
| { 0x1028, 0x0001, 0x1028, 0x0001, 0, 0, 0 }, /* PERC 2/Si (Iguana/PERC2Si) */ |
| { 0x1028, 0x0002, 0x1028, 0x0002, 0, 0, 1 }, /* PERC 3/Di (Opal/PERC3Di) */ |
| { 0x1028, 0x0003, 0x1028, 0x0003, 0, 0, 2 }, /* PERC 3/Si (SlimFast/PERC3Si */ |
| { 0x1028, 0x0004, 0x1028, 0x00d0, 0, 0, 3 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */ |
| { 0x1028, 0x0002, 0x1028, 0x00d1, 0, 0, 4 }, /* PERC 3/Di (Viper/PERC3DiV) */ |
| { 0x1028, 0x0002, 0x1028, 0x00d9, 0, 0, 5 }, /* PERC 3/Di (Lexus/PERC3DiL) */ |
| { 0x1028, 0x000a, 0x1028, 0x0106, 0, 0, 6 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */ |
| { 0x1028, 0x000a, 0x1028, 0x011b, 0, 0, 7 }, /* PERC 3/Di (Dagger/PERC3DiD) */ |
| { 0x1028, 0x000a, 0x1028, 0x0121, 0, 0, 8 }, /* PERC 3/Di (Boxster/PERC3DiB) */ |
| { 0x9005, 0x0283, 0x9005, 0x0283, 0, 0, 9 }, /* catapult */ |
| { 0x9005, 0x0284, 0x9005, 0x0284, 0, 0, 10 }, /* tomcat */ |
| { 0x9005, 0x0285, 0x9005, 0x0286, 0, 0, 11 }, /* Adaptec 2120S (Crusader) */ |
| { 0x9005, 0x0285, 0x9005, 0x0285, 0, 0, 12 }, /* Adaptec 2200S (Vulcan) */ |
| { 0x9005, 0x0285, 0x9005, 0x0287, 0, 0, 13 }, /* Adaptec 2200S (Vulcan-2m) */ |
| { 0x9005, 0x0285, 0x17aa, 0x0286, 0, 0, 14 }, /* Legend S220 (Legend Crusader) */ |
| { 0x9005, 0x0285, 0x17aa, 0x0287, 0, 0, 15 }, /* Legend S230 (Legend Vulcan) */ |
| |
| { 0x9005, 0x0285, 0x9005, 0x0288, 0, 0, 16 }, /* Adaptec 3230S (Harrier) */ |
| { 0x9005, 0x0285, 0x9005, 0x0289, 0, 0, 17 }, /* Adaptec 3240S (Tornado) */ |
| { 0x9005, 0x0285, 0x9005, 0x028a, 0, 0, 18 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */ |
| { 0x9005, 0x0285, 0x9005, 0x028b, 0, 0, 19 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */ |
| { 0x9005, 0x0286, 0x9005, 0x028c, 0, 0, 20 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */ |
| { 0x9005, 0x0286, 0x9005, 0x028d, 0, 0, 21 }, /* ASR-2130S (Lancer) */ |
| { 0x9005, 0x0286, 0x9005, 0x029b, 0, 0, 22 }, /* AAR-2820SA (Intruder) */ |
| { 0x9005, 0x0286, 0x9005, 0x029c, 0, 0, 23 }, /* AAR-2620SA (Intruder) */ |
| { 0x9005, 0x0286, 0x9005, 0x029d, 0, 0, 24 }, /* AAR-2420SA (Intruder) */ |
| { 0x9005, 0x0286, 0x9005, 0x029e, 0, 0, 25 }, /* ICP9024R0 (Lancer) */ |
| { 0x9005, 0x0286, 0x9005, 0x029f, 0, 0, 26 }, /* ICP9014R0 (Lancer) */ |
| { 0x9005, 0x0286, 0x9005, 0x02a0, 0, 0, 27 }, /* ICP9047MA (Lancer) */ |
| { 0x9005, 0x0286, 0x9005, 0x02a1, 0, 0, 28 }, /* ICP9087MA (Lancer) */ |
| { 0x9005, 0x0286, 0x9005, 0x02a3, 0, 0, 29 }, /* ICP5085AU (Hurricane) */ |
| { 0x9005, 0x0285, 0x9005, 0x02a4, 0, 0, 30 }, /* ICP9085LI (Marauder-X) */ |
| { 0x9005, 0x0285, 0x9005, 0x02a5, 0, 0, 31 }, /* ICP5085BR (Marauder-E) */ |
| { 0x9005, 0x0286, 0x9005, 0x02a6, 0, 0, 32 }, /* ICP9067MA (Intruder-6) */ |
| { 0x9005, 0x0287, 0x9005, 0x0800, 0, 0, 33 }, /* Themisto Jupiter Platform */ |
| { 0x9005, 0x0200, 0x9005, 0x0200, 0, 0, 33 }, /* Themisto Jupiter Platform */ |
| { 0x9005, 0x0286, 0x9005, 0x0800, 0, 0, 34 }, /* Callisto Jupiter Platform */ |
| { 0x9005, 0x0285, 0x9005, 0x028e, 0, 0, 35 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */ |
| { 0x9005, 0x0285, 0x9005, 0x028f, 0, 0, 36 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */ |
| { 0x9005, 0x0285, 0x9005, 0x0290, 0, 0, 37 }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */ |
| { 0x9005, 0x0285, 0x1028, 0x0291, 0, 0, 38 }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */ |
| { 0x9005, 0x0285, 0x9005, 0x0292, 0, 0, 39 }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */ |
| { 0x9005, 0x0285, 0x9005, 0x0293, 0, 0, 40 }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */ |
| { 0x9005, 0x0285, 0x9005, 0x0294, 0, 0, 41 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */ |
| { 0x9005, 0x0285, 0x103C, 0x3227, 0, 0, 42 }, /* AAR-2610SA PCI SATA 6ch */ |
| { 0x9005, 0x0285, 0x9005, 0x0296, 0, 0, 43 }, /* ASR-2240S (SabreExpress) */ |
| { 0x9005, 0x0285, 0x9005, 0x0297, 0, 0, 44 }, /* ASR-4005SAS */ |
| { 0x9005, 0x0285, 0x1014, 0x02F2, 0, 0, 45 }, /* IBM 8i (AvonPark) */ |
| { 0x9005, 0x0285, 0x1014, 0x0312, 0, 0, 45 }, /* IBM 8i (AvonPark Lite) */ |
| { 0x9005, 0x0286, 0x1014, 0x9580, 0, 0, 46 }, /* IBM 8k/8k-l8 (Aurora) */ |
| { 0x9005, 0x0286, 0x1014, 0x9540, 0, 0, 47 }, /* IBM 8k/8k-l4 (Aurora Lite) */ |
| { 0x9005, 0x0285, 0x9005, 0x0298, 0, 0, 48 }, /* ASR-4000SAS (BlackBird) */ |
| { 0x9005, 0x0285, 0x9005, 0x0299, 0, 0, 49 }, /* ASR-4800SAS (Marauder-X) */ |
| { 0x9005, 0x0285, 0x9005, 0x029a, 0, 0, 50 }, /* ASR-4805SAS (Marauder-E) */ |
| { 0x9005, 0x0286, 0x9005, 0x02a2, 0, 0, 51 }, /* ASR-4810SAS (Hurricane */ |
| |
| { 0x9005, 0x0285, 0x1028, 0x0287, 0, 0, 52 }, /* Perc 320/DC*/ |
| { 0x1011, 0x0046, 0x9005, 0x0365, 0, 0, 53 }, /* Adaptec 5400S (Mustang)*/ |
| { 0x1011, 0x0046, 0x9005, 0x0364, 0, 0, 54 }, /* Adaptec 5400S (Mustang)*/ |
| { 0x1011, 0x0046, 0x9005, 0x1364, 0, 0, 55 }, /* Dell PERC2/QC */ |
| { 0x1011, 0x0046, 0x103c, 0x10c2, 0, 0, 56 }, /* HP NetRAID-4M */ |
| |
| { 0x9005, 0x0285, 0x1028, PCI_ANY_ID, 0, 0, 57 }, /* Dell Catchall */ |
| { 0x9005, 0x0285, 0x17aa, PCI_ANY_ID, 0, 0, 58 }, /* Legend Catchall */ |
| { 0x9005, 0x0285, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 59 }, /* Adaptec Catch All */ |
| { 0x9005, 0x0286, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 60 }, /* Adaptec Rocket Catch All */ |
| { 0,} |
| }; |
| MODULE_DEVICE_TABLE(pci, aac_pci_tbl); |
| |
| /* |
| * dmb - For now we add the number of channels to this structure. |
| * In the future we should add a fib that reports the number of channels |
| * for the card. At that time we can remove the channels from here |
| */ |
| static struct aac_driver_ident aac_drivers[] = { |
| { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 2/Si (Iguana/PERC2Si) */ |
| { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Opal/PERC3Di) */ |
| { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Si (SlimFast/PERC3Si */ |
| { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */ |
| { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Viper/PERC3DiV) */ |
| { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Lexus/PERC3DiL) */ |
| { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Jaguar/PERC3DiJ) */ |
| { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Dagger/PERC3DiD) */ |
| { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Boxster/PERC3DiB) */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "catapult ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* catapult */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "tomcat ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* tomcat */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2120S (Crusader) */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan) */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan-2m) */ |
| { aac_rx_init, "aacraid", "Legend ", "Legend S220 ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend S220 (Legend Crusader) */ |
| { aac_rx_init, "aacraid", "Legend ", "Legend S230 ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend S230 (Legend Vulcan) */ |
| |
| { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3230S ", 2 }, /* Adaptec 3230S (Harrier) */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3240S ", 2 }, /* Adaptec 3240S (Tornado) */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020ZCR ", 2 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025ZCR ", 2 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */ |
| { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2230S PCI-X ", 2 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */ |
| { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2130S PCI-X ", 1 }, /* ASR-2130S (Lancer) */ |
| { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2820SA ", 1 }, /* AAR-2820SA (Intruder) */ |
| { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2620SA ", 1 }, /* AAR-2620SA (Intruder) */ |
| { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2420SA ", 1 }, /* AAR-2420SA (Intruder) */ |
| { aac_rkt_init, "aacraid", "ICP ", "ICP9024R0 ", 2 }, /* ICP9024R0 (Lancer) */ |
| { aac_rkt_init, "aacraid", "ICP ", "ICP9014R0 ", 1 }, /* ICP9014R0 (Lancer) */ |
| { aac_rkt_init, "aacraid", "ICP ", "ICP9047MA ", 1 }, /* ICP9047MA (Lancer) */ |
| { aac_rkt_init, "aacraid", "ICP ", "ICP9087MA ", 1 }, /* ICP9087MA (Lancer) */ |
| { aac_rkt_init, "aacraid", "ICP ", "ICP5085AU ", 1 }, /* ICP5085AU (Hurricane) */ |
| { aac_rx_init, "aacraid", "ICP ", "ICP9085LI ", 1 }, /* ICP9085LI (Marauder-X) */ |
| { aac_rx_init, "aacraid", "ICP ", "ICP5085BR ", 1 }, /* ICP5085BR (Marauder-E) */ |
| { aac_rkt_init, "aacraid", "ICP ", "ICP9067MA ", 1 }, /* ICP9067MA (Intruder-6) */ |
| { NULL , "aacraid", "ADAPTEC ", "Themisto ", 0, AAC_QUIRK_SLAVE }, /* Jupiter Platform */ |
| { aac_rkt_init, "aacraid", "ADAPTEC ", "Callisto ", 2, AAC_QUIRK_MASTER }, /* Jupiter Platform */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020SA ", 1 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025SA ", 1 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2410SA SATA ", 1 }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */ |
| { aac_rx_init, "aacraid", "DELL ", "CERC SR2 ", 1 }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2810SA SATA ", 1 }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-21610SA SATA", 1 }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2026ZCR ", 1 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2610SA ", 1 }, /* SATA 6Ch (Bearcat) */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2240S ", 1 }, /* ASR-2240S (SabreExpress) */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4005SAS ", 1 }, /* ASR-4005SAS */ |
| { aac_rx_init, "ServeRAID","IBM ", "ServeRAID 8i ", 1 }, /* IBM 8i (AvonPark) */ |
| { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l8 ", 1 }, /* IBM 8k/8k-l8 (Aurora) */ |
| { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l4 ", 1 }, /* IBM 8k/8k-l4 (Aurora Lite) */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4000SAS ", 1 }, /* ASR-4000SAS (BlackBird & AvonPark) */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4800SAS ", 1 }, /* ASR-4800SAS (Marauder-X) */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4805SAS ", 1 }, /* ASR-4805SAS (Marauder-E) */ |
| { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-4810SAS ", 1 }, /* ASR-4810SAS (Hurricane) */ |
| |
| { aac_rx_init, "percraid", "DELL ", "PERC 320/DC ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Perc 320/DC*/ |
| { aac_sa_init, "aacraid", "ADAPTEC ", "Adaptec 5400S ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/ |
| { aac_sa_init, "aacraid", "ADAPTEC ", "AAC-364 ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/ |
| { aac_sa_init, "percraid", "DELL ", "PERCRAID ", 4, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Dell PERC2/QC */ |
| { aac_sa_init, "hpnraid", "HP ", "NetRAID ", 4, AAC_QUIRK_34SG }, /* HP NetRAID-4M */ |
| |
| { aac_rx_init, "aacraid", "DELL ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Dell Catchall */ |
| { aac_rx_init, "aacraid", "Legend ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend Catchall */ |
| { aac_rx_init, "aacraid", "ADAPTEC ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec Catch All */ |
| { aac_rkt_init, "aacraid", "ADAPTEC ", "RAID ", 2 } /* Adaptec Rocket Catch All */ |
| }; |
| |
| /** |
| * aac_queuecommand - queue a SCSI command |
| * @cmd: SCSI command to queue |
| * @done: Function to call on command completion |
| * |
| * Queues a command for execution by the associated Host Adapter. |
| * |
| * TODO: unify with aac_scsi_cmd(). |
| */ |
| |
| static int aac_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) |
| { |
| cmd->scsi_done = done; |
| return (aac_scsi_cmd(cmd) ? FAILED : 0); |
| } |
| |
| /** |
| * aac_info - Returns the host adapter name |
| * @shost: Scsi host to report on |
| * |
| * Returns a static string describing the device in question |
| */ |
| |
| static const char *aac_info(struct Scsi_Host *shost) |
| { |
| struct aac_dev *dev = (struct aac_dev *)shost->hostdata; |
| return aac_drivers[dev->cardtype].name; |
| } |
| |
| /** |
| * aac_get_driver_ident |
| * @devtype: index into lookup table |
| * |
| * Returns a pointer to the entry in the driver lookup table. |
| */ |
| |
| struct aac_driver_ident* aac_get_driver_ident(int devtype) |
| { |
| return &aac_drivers[devtype]; |
| } |
| |
| /** |
| * aac_biosparm - return BIOS parameters for disk |
| * @sdev: The scsi device corresponding to the disk |
| * @bdev: the block device corresponding to the disk |
| * @capacity: the sector capacity of the disk |
| * @geom: geometry block to fill in |
| * |
| * Return the Heads/Sectors/Cylinders BIOS Disk Parameters for Disk. |
| * The default disk geometry is 64 heads, 32 sectors, and the appropriate |
| * number of cylinders so as not to exceed drive capacity. In order for |
| * disks equal to or larger than 1 GB to be addressable by the BIOS |
| * without exceeding the BIOS limitation of 1024 cylinders, Extended |
| * Translation should be enabled. With Extended Translation enabled, |
| * drives between 1 GB inclusive and 2 GB exclusive are given a disk |
| * geometry of 128 heads and 32 sectors, and drives above 2 GB inclusive |
| * are given a disk geometry of 255 heads and 63 sectors. However, if |
| * the BIOS detects that the Extended Translation setting does not match |
| * the geometry in the partition table, then the translation inferred |
| * from the partition table will be used by the BIOS, and a warning may |
| * be displayed. |
| */ |
| |
| static int aac_biosparm(struct scsi_device *sdev, struct block_device *bdev, |
| sector_t capacity, int *geom) |
| { |
| struct diskparm *param = (struct diskparm *)geom; |
| unsigned char *buf; |
| |
| dprintk((KERN_DEBUG "aac_biosparm.\n")); |
| |
| /* |
| * Assuming extended translation is enabled - #REVISIT# |
| */ |
| if (capacity >= 2 * 1024 * 1024) { /* 1 GB in 512 byte sectors */ |
| if(capacity >= 4 * 1024 * 1024) { /* 2 GB in 512 byte sectors */ |
| param->heads = 255; |
| param->sectors = 63; |
| } else { |
| param->heads = 128; |
| param->sectors = 32; |
| } |
| } else { |
| param->heads = 64; |
| param->sectors = 32; |
| } |
| |
| param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors); |
| |
| /* |
| * Read the first 1024 bytes from the disk device, if the boot |
| * sector partition table is valid, search for a partition table |
| * entry whose end_head matches one of the standard geometry |
| * translations ( 64/32, 128/32, 255/63 ). |
| */ |
| buf = scsi_bios_ptable(bdev); |
| if(*(__le16 *)(buf + 0x40) == cpu_to_le16(0xaa55)) { |
| struct partition *first = (struct partition * )buf; |
| struct partition *entry = first; |
| int saved_cylinders = param->cylinders; |
| int num; |
| unsigned char end_head, end_sec; |
| |
| for(num = 0; num < 4; num++) { |
| end_head = entry->end_head; |
| end_sec = entry->end_sector & 0x3f; |
| |
| if(end_head == 63) { |
| param->heads = 64; |
| param->sectors = 32; |
| break; |
| } else if(end_head == 127) { |
| param->heads = 128; |
| param->sectors = 32; |
| break; |
| } else if(end_head == 254) { |
| param->heads = 255; |
| param->sectors = 63; |
| break; |
| } |
| entry++; |
| } |
| |
| if (num == 4) { |
| end_head = first->end_head; |
| end_sec = first->end_sector & 0x3f; |
| } |
| |
| param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors); |
| if (num < 4 && end_sec == param->sectors) { |
| if (param->cylinders != saved_cylinders) |
| dprintk((KERN_DEBUG "Adopting geometry: heads=%d, sectors=%d from partition table %d.\n", |
| param->heads, param->sectors, num)); |
| } else if (end_head > 0 || end_sec > 0) { |
| dprintk((KERN_DEBUG "Strange geometry: heads=%d, sectors=%d in partition table %d.\n", |
| end_head + 1, end_sec, num)); |
| dprintk((KERN_DEBUG "Using geometry: heads=%d, sectors=%d.\n", |
| param->heads, param->sectors)); |
| } |
| } |
| kfree(buf); |
| return 0; |
| } |
| |
| /** |
| * aac_slave_configure - compute queue depths |
| * @sdev: SCSI device we are considering |
| * |
| * Selects queue depths for each target device based on the host adapter's |
| * total capacity and the queue depth supported by the target device. |
| * A queue depth of one automatically disables tagged queueing. |
| */ |
| |
| static int aac_slave_configure(struct scsi_device *sdev) |
| { |
| struct Scsi_Host *host = sdev->host; |
| |
| if (sdev->tagged_supported) |
| scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, 128); |
| else |
| scsi_adjust_queue_depth(sdev, 0, 1); |
| |
| if (!(((struct aac_dev *)host->hostdata)->adapter_info.options |
| & AAC_OPT_NEW_COMM)) |
| blk_queue_max_segment_size(sdev->request_queue, 65536); |
| |
| return 0; |
| } |
| |
| static int aac_ioctl(struct scsi_device *sdev, int cmd, void __user * arg) |
| { |
| struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; |
| return aac_do_ioctl(dev, cmd, arg); |
| } |
| |
| /* |
| * aac_eh_reset - Reset command handling |
| * @scsi_cmd: SCSI command block causing the reset |
| * |
| */ |
| static int aac_eh_reset(struct scsi_cmnd* cmd) |
| { |
| struct scsi_device * dev = cmd->device; |
| struct Scsi_Host * host = dev->host; |
| struct scsi_cmnd * command; |
| int count; |
| struct aac_dev * aac; |
| unsigned long flags; |
| |
| printk(KERN_ERR "%s: Host adapter reset request. SCSI hang ?\n", |
| AAC_DRIVERNAME); |
| |
| |
| spin_lock_irq(host->host_lock); |
| |
| aac = (struct aac_dev *)host->hostdata; |
| if (aac_adapter_check_health(aac)) { |
| printk(KERN_ERR "%s: Host adapter appears dead\n", |
| AAC_DRIVERNAME); |
| spin_unlock_irq(host->host_lock); |
| return -ENODEV; |
| } |
| /* |
| * Wait for all commands to complete to this specific |
| * target (block maximum 60 seconds). |
| */ |
| for (count = 60; count; --count) { |
| int active = 0; |
| __shost_for_each_device(dev, host) { |
| spin_lock_irqsave(&dev->list_lock, flags); |
| list_for_each_entry(command, &dev->cmd_list, list) { |
| if (command->serial_number) { |
| active++; |
| break; |
| } |
| } |
| spin_unlock_irqrestore(&dev->list_lock, flags); |
| if (active) |
| break; |
| |
| } |
| /* |
| * We can exit If all the commands are complete |
| */ |
| if (active == 0) |
| return SUCCESS; |
| spin_unlock_irq(host->host_lock); |
| ssleep(1); |
| spin_lock_irq(host->host_lock); |
| } |
| spin_unlock_irq(host->host_lock); |
| printk(KERN_ERR "%s: SCSI bus appears hung\n", AAC_DRIVERNAME); |
| return -ETIMEDOUT; |
| } |
| |
| /** |
| * aac_cfg_open - open a configuration file |
| * @inode: inode being opened |
| * @file: file handle attached |
| * |
| * Called when the configuration device is opened. Does the needed |
| * set up on the handle and then returns |
| * |
| * Bugs: This needs extending to check a given adapter is present |
| * so we can support hot plugging, and to ref count adapters. |
| */ |
| |
| static int aac_cfg_open(struct inode *inode, struct file *file) |
| { |
| struct aac_dev *aac; |
| unsigned minor_number = iminor(inode); |
| int err = -ENODEV; |
| |
| list_for_each_entry(aac, &aac_devices, entry) { |
| if (aac->id == minor_number) { |
| file->private_data = aac; |
| err = 0; |
| break; |
| } |
| } |
| |
| return err; |
| } |
| |
| /** |
| * aac_cfg_ioctl - AAC configuration request |
| * @inode: inode of device |
| * @file: file handle |
| * @cmd: ioctl command code |
| * @arg: argument |
| * |
| * Handles a configuration ioctl. Currently this involves wrapping it |
| * up and feeding it into the nasty windowsalike glue layer. |
| * |
| * Bugs: Needs locking against parallel ioctls lower down |
| * Bugs: Needs to handle hot plugging |
| */ |
| |
| static int aac_cfg_ioctl(struct inode *inode, struct file *file, |
| unsigned int cmd, unsigned long arg) |
| { |
| return aac_do_ioctl(file->private_data, cmd, (void __user *)arg); |
| } |
| |
| #ifdef CONFIG_COMPAT |
| static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long arg) |
| { |
| long ret; |
| lock_kernel(); |
| switch (cmd) { |
| case FSACTL_MINIPORT_REV_CHECK: |
| case FSACTL_SENDFIB: |
| case FSACTL_OPEN_GET_ADAPTER_FIB: |
| case FSACTL_CLOSE_GET_ADAPTER_FIB: |
| case FSACTL_SEND_RAW_SRB: |
| case FSACTL_GET_PCI_INFO: |
| case FSACTL_QUERY_DISK: |
| case FSACTL_DELETE_DISK: |
| case FSACTL_FORCE_DELETE_DISK: |
| case FSACTL_GET_CONTAINERS: |
| case FSACTL_SEND_LARGE_FIB: |
| ret = aac_do_ioctl(dev, cmd, (void __user *)arg); |
| break; |
| |
| case FSACTL_GET_NEXT_ADAPTER_FIB: { |
| struct fib_ioctl __user *f; |
| |
| f = compat_alloc_user_space(sizeof(*f)); |
| ret = 0; |
| if (clear_user(f, sizeof(*f) != sizeof(*f))) |
| ret = -EFAULT; |
| if (copy_in_user(f, (void __user *)arg, sizeof(struct fib_ioctl) - sizeof(u32))) |
| ret = -EFAULT; |
| if (!ret) |
| ret = aac_do_ioctl(dev, cmd, (void __user *)arg); |
| break; |
| } |
| |
| default: |
| ret = -ENOIOCTLCMD; |
| break; |
| } |
| unlock_kernel(); |
| return ret; |
| } |
| |
| static int aac_compat_ioctl(struct scsi_device *sdev, int cmd, void __user *arg) |
| { |
| struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; |
| return aac_compat_do_ioctl(dev, cmd, (unsigned long)arg); |
| } |
| |
| static long aac_compat_cfg_ioctl(struct file *file, unsigned cmd, unsigned long arg) |
| { |
| return aac_compat_do_ioctl((struct aac_dev *)file->private_data, cmd, arg); |
| } |
| #endif |
| |
| static ssize_t aac_show_model(struct class_device *class_dev, |
| char *buf) |
| { |
| struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; |
| int len; |
| |
| len = snprintf(buf, PAGE_SIZE, "%s\n", |
| aac_drivers[dev->cardtype].model); |
| return len; |
| } |
| |
| static ssize_t aac_show_vendor(struct class_device *class_dev, |
| char *buf) |
| { |
| struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; |
| int len; |
| |
| len = snprintf(buf, PAGE_SIZE, "%s\n", |
| aac_drivers[dev->cardtype].vname); |
| return len; |
| } |
| |
| static ssize_t aac_show_kernel_version(struct class_device *class_dev, |
| char *buf) |
| { |
| struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; |
| int len, tmp; |
| |
| tmp = le32_to_cpu(dev->adapter_info.kernelrev); |
| len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", |
| tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, |
| le32_to_cpu(dev->adapter_info.kernelbuild)); |
| return len; |
| } |
| |
| static ssize_t aac_show_monitor_version(struct class_device *class_dev, |
| char *buf) |
| { |
| struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; |
| int len, tmp; |
| |
| tmp = le32_to_cpu(dev->adapter_info.monitorrev); |
| len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", |
| tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, |
| le32_to_cpu(dev->adapter_info.monitorbuild)); |
| return len; |
| } |
| |
| static ssize_t aac_show_bios_version(struct class_device *class_dev, |
| char *buf) |
| { |
| struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; |
| int len, tmp; |
| |
| tmp = le32_to_cpu(dev->adapter_info.biosrev); |
| len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", |
| tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, |
| le32_to_cpu(dev->adapter_info.biosbuild)); |
| return len; |
| } |
| |
| static ssize_t aac_show_serial_number(struct class_device *class_dev, |
| char *buf) |
| { |
| struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata; |
| int len = 0; |
| |
| if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) |
| len = snprintf(buf, PAGE_SIZE, "%x\n", |
| le32_to_cpu(dev->adapter_info.serial[0])); |
| return len; |
| } |
| |
| |
| static struct class_device_attribute aac_model = { |
| .attr = { |
| .name = "model", |
| .mode = S_IRUGO, |
| }, |
| .show = aac_show_model, |
| }; |
| static struct class_device_attribute aac_vendor = { |
| .attr = { |
| .name = "vendor", |
| .mode = S_IRUGO, |
| }, |
| .show = aac_show_vendor, |
| }; |
| static struct class_device_attribute aac_kernel_version = { |
| .attr = { |
| .name = "hba_kernel_version", |
| .mode = S_IRUGO, |
| }, |
| .show = aac_show_kernel_version, |
| }; |
| static struct class_device_attribute aac_monitor_version = { |
| .attr = { |
| .name = "hba_monitor_version", |
| .mode = S_IRUGO, |
| }, |
| .show = aac_show_monitor_version, |
| }; |
| static struct class_device_attribute aac_bios_version = { |
| .attr = { |
| .name = "hba_bios_version", |
| .mode = S_IRUGO, |
| }, |
| .show = aac_show_bios_version, |
| }; |
| static struct class_device_attribute aac_serial_number = { |
| .attr = { |
| .name = "serial_number", |
| .mode = S_IRUGO, |
| }, |
| .show = aac_show_serial_number, |
| }; |
| |
| static struct class_device_attribute *aac_attrs[] = { |
| &aac_model, |
| &aac_vendor, |
| &aac_kernel_version, |
| &aac_monitor_version, |
| &aac_bios_version, |
| &aac_serial_number, |
| NULL |
| }; |
| |
| |
| static struct file_operations aac_cfg_fops = { |
| .owner = THIS_MODULE, |
| .ioctl = aac_cfg_ioctl, |
| #ifdef CONFIG_COMPAT |
| .compat_ioctl = aac_compat_cfg_ioctl, |
| #endif |
| .open = aac_cfg_open, |
| }; |
| |
| static struct scsi_host_template aac_driver_template = { |
| .module = THIS_MODULE, |
| .name = "AAC", |
| .proc_name = AAC_DRIVERNAME, |
| .info = aac_info, |
| .ioctl = aac_ioctl, |
| #ifdef CONFIG_COMPAT |
| .compat_ioctl = aac_compat_ioctl, |
| #endif |
| .queuecommand = aac_queuecommand, |
| .bios_param = aac_biosparm, |
| .shost_attrs = aac_attrs, |
| .slave_configure = aac_slave_configure, |
| .eh_host_reset_handler = aac_eh_reset, |
| .can_queue = AAC_NUM_IO_FIB, |
| .this_id = MAXIMUM_NUM_CONTAINERS, |
| .sg_tablesize = 16, |
| .max_sectors = 128, |
| #if (AAC_NUM_IO_FIB > 256) |
| .cmd_per_lun = 256, |
| #else |
| .cmd_per_lun = AAC_NUM_IO_FIB, |
| #endif |
| .use_clustering = ENABLE_CLUSTERING, |
| }; |
| |
| |
| static int __devinit aac_probe_one(struct pci_dev *pdev, |
| const struct pci_device_id *id) |
| { |
| unsigned index = id->driver_data; |
| struct Scsi_Host *shost; |
| struct aac_dev *aac; |
| struct list_head *insert = &aac_devices; |
| int error = -ENODEV; |
| int unique_id = 0; |
| |
| list_for_each_entry(aac, &aac_devices, entry) { |
| if (aac->id > unique_id) |
| break; |
| insert = &aac->entry; |
| unique_id++; |
| } |
| |
| if (pci_enable_device(pdev)) |
| goto out; |
| |
| if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) || |
| pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK)) |
| goto out; |
| /* |
| * If the quirk31 bit is set, the adapter needs adapter |
| * to driver communication memory to be allocated below 2gig |
| */ |
| if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) |
| if (pci_set_dma_mask(pdev, 0x7FFFFFFFULL) || |
| pci_set_consistent_dma_mask(pdev, 0x7FFFFFFFULL)) |
| goto out; |
| |
| pci_set_master(pdev); |
| |
| shost = scsi_host_alloc(&aac_driver_template, sizeof(struct aac_dev)); |
| if (!shost) |
| goto out_disable_pdev; |
| |
| shost->irq = pdev->irq; |
| shost->base = pci_resource_start(pdev, 0); |
| shost->unique_id = unique_id; |
| |
| aac = (struct aac_dev *)shost->hostdata; |
| aac->scsi_host_ptr = shost; |
| aac->pdev = pdev; |
| aac->name = aac_driver_template.name; |
| aac->id = shost->unique_id; |
| aac->cardtype = index; |
| INIT_LIST_HEAD(&aac->entry); |
| |
| aac->fibs = kmalloc(sizeof(struct fib) * (shost->can_queue + AAC_NUM_MGT_FIB), GFP_KERNEL); |
| if (!aac->fibs) |
| goto out_free_host; |
| spin_lock_init(&aac->fib_lock); |
| |
| if ((*aac_drivers[index].init)(aac)) |
| goto out_free_fibs; |
| |
| /* |
| * If we had set a smaller DMA mask earlier, set it to 4gig |
| * now since the adapter can dma data to at least a 4gig |
| * address space. |
| */ |
| if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) |
| if (pci_set_dma_mask(pdev, DMA_32BIT_MASK)) |
| goto out_deinit; |
| |
| aac->maximum_num_channels = aac_drivers[index].channels; |
| aac_get_adapter_info(aac); |
| |
| /* |
| * Lets override negotiations and drop the maximum SG limit to 34 |
| */ |
| if ((aac_drivers[index].quirks & AAC_QUIRK_34SG) && |
| (aac->scsi_host_ptr->sg_tablesize > 34)) { |
| aac->scsi_host_ptr->sg_tablesize = 34; |
| aac->scsi_host_ptr->max_sectors |
| = (aac->scsi_host_ptr->sg_tablesize * 8) + 112; |
| } |
| |
| /* |
| * Firware printf works only with older firmware. |
| */ |
| if (aac_drivers[index].quirks & AAC_QUIRK_34SG) |
| aac->printf_enabled = 1; |
| else |
| aac->printf_enabled = 0; |
| |
| /* |
| * max channel will be the physical channels plus 1 virtual channel |
| * all containers are on the virtual channel 0 |
| * physical channels are address by their actual physical number+1 |
| */ |
| if (aac->nondasd_support == 1) |
| shost->max_channel = aac->maximum_num_channels + 1; |
| else |
| shost->max_channel = 1; |
| |
| aac_get_config_status(aac); |
| aac_get_containers(aac); |
| list_add(&aac->entry, insert); |
| |
| shost->max_id = aac->maximum_num_containers; |
| if (shost->max_id < aac->maximum_num_physicals) |
| shost->max_id = aac->maximum_num_physicals; |
| if (shost->max_id < MAXIMUM_NUM_CONTAINERS) |
| shost->max_id = MAXIMUM_NUM_CONTAINERS; |
| else |
| shost->this_id = shost->max_id; |
| |
| /* |
| * dmb - we may need to move the setting of these parms somewhere else once |
| * we get a fib that can report the actual numbers |
| */ |
| shost->max_lun = AAC_MAX_LUN; |
| |
| pci_set_drvdata(pdev, shost); |
| |
| error = scsi_add_host(shost, &pdev->dev); |
| if (error) |
| goto out_deinit; |
| scsi_scan_host(shost); |
| |
| return 0; |
| |
| out_deinit: |
| kill_proc(aac->thread_pid, SIGKILL, 0); |
| wait_for_completion(&aac->aif_completion); |
| |
| aac_send_shutdown(aac); |
| aac_adapter_disable_int(aac); |
| fib_map_free(aac); |
| pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr, aac->comm_phys); |
| kfree(aac->queues); |
| free_irq(pdev->irq, aac); |
| iounmap(aac->regs.sa); |
| out_free_fibs: |
| kfree(aac->fibs); |
| kfree(aac->fsa_dev); |
| out_free_host: |
| scsi_host_put(shost); |
| out_disable_pdev: |
| pci_disable_device(pdev); |
| out: |
| return error; |
| } |
| |
| static void aac_shutdown(struct pci_dev *dev) |
| { |
| struct Scsi_Host *shost = pci_get_drvdata(dev); |
| struct aac_dev *aac = (struct aac_dev *)shost->hostdata; |
| aac_send_shutdown(aac); |
| } |
| |
| static void __devexit aac_remove_one(struct pci_dev *pdev) |
| { |
| struct Scsi_Host *shost = pci_get_drvdata(pdev); |
| struct aac_dev *aac = (struct aac_dev *)shost->hostdata; |
| |
| scsi_remove_host(shost); |
| |
| kill_proc(aac->thread_pid, SIGKILL, 0); |
| wait_for_completion(&aac->aif_completion); |
| |
| aac_send_shutdown(aac); |
| aac_adapter_disable_int(aac); |
| fib_map_free(aac); |
| pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr, |
| aac->comm_phys); |
| kfree(aac->queues); |
| |
| free_irq(pdev->irq, aac); |
| iounmap(aac->regs.sa); |
| |
| kfree(aac->fibs); |
| |
| list_del(&aac->entry); |
| scsi_host_put(shost); |
| pci_disable_device(pdev); |
| } |
| |
| static struct pci_driver aac_pci_driver = { |
| .name = AAC_DRIVERNAME, |
| .id_table = aac_pci_tbl, |
| .probe = aac_probe_one, |
| .remove = __devexit_p(aac_remove_one), |
| .shutdown = aac_shutdown, |
| }; |
| |
| static int __init aac_init(void) |
| { |
| int error; |
| |
| printk(KERN_INFO "Adaptec %s driver (%s)\n", |
| AAC_DRIVERNAME, aac_driver_version); |
| |
| error = pci_module_init(&aac_pci_driver); |
| if (error) |
| return error; |
| |
| aac_cfg_major = register_chrdev( 0, "aac", &aac_cfg_fops); |
| if (aac_cfg_major < 0) { |
| printk(KERN_WARNING |
| "aacraid: unable to register \"aac\" device.\n"); |
| } |
| |
| return 0; |
| } |
| |
| static void __exit aac_exit(void) |
| { |
| unregister_chrdev(aac_cfg_major, "aac"); |
| pci_unregister_driver(&aac_pci_driver); |
| } |
| |
| module_init(aac_init); |
| module_exit(aac_exit); |