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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * Adaptec AAC series RAID controller driver
Alan Coxfa195af2008-10-27 15:16:36 +00003 * (c) Copyright 2001 Red Hat Inc.
Linus Torvalds1da177e2005-04-16 15:20:36 -07004 *
5 * based on the old aacraid driver that is..
6 * Adaptec aacraid device driver for Linux.
7 *
Mahesh Rajashekharae8b12f02011-03-17 02:10:32 -07008 * Copyright (c) 2000-2010 Adaptec, Inc.
9 * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com)
Linus Torvalds1da177e2005-04-16 15:20:36 -070010 *
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
Linus Torvalds1da177e2005-04-16 15:20:36 -070031
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>
Vasily Averincf161232011-11-11 13:42:16 +040041#include <linux/pci-aspm.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070042#include <linux/slab.h>
Arnd Bergmannc45d15d2010-06-02 14:28:52 +020043#include <linux/mutex.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070044#include <linux/spinlock.h>
45#include <linux/syscalls.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070046#include <linux/delay.h>
Christoph Hellwigfe273812006-02-14 18:45:06 +010047#include <linux/kthread.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070048
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
Mahesh Rajashekhara11604612012-02-08 22:51:04 -080059#define AAC_DRIVER_VERSION "1.2-0"
Mark Haverkamp9a72f972006-03-27 09:44:37 -080060#ifndef AAC_DRIVER_BRANCH
61#define AAC_DRIVER_BRANCH ""
62#endif
Mark Haverkamp9a72f972006-03-27 09:44:37 -080063#define AAC_DRIVERNAME "aacraid"
64
Mark Haverkampc7f47602005-08-03 15:38:55 -070065#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
Michal Marek571b16d2011-04-01 12:41:20 +020070#define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION AAC_DRIVER_BRANCH
Mark Haverkampc7f47602005-08-03 15:38:55 -070071#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -070072
73MODULE_AUTHOR("Red Hat Inc and Adaptec");
74MODULE_DESCRIPTION("Dell PERC2, 2/Si, 3/Si, 3/Di, "
75 "Adaptec Advanced Raid Products, "
Mark Haverkamp1241f352006-03-27 09:44:23 -080076 "HP NetRAID-4M, IBM ServeRAID & ICP SCSI driver");
Linus Torvalds1da177e2005-04-16 15:20:36 -070077MODULE_LICENSE("GPL");
Mark Haverkampc7f47602005-08-03 15:38:55 -070078MODULE_VERSION(AAC_DRIVER_FULL_VERSION);
Linus Torvalds1da177e2005-04-16 15:20:36 -070079
Arnd Bergmannc45d15d2010-06-02 14:28:52 +020080static DEFINE_MUTEX(aac_mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -070081static LIST_HEAD(aac_devices);
82static int aac_cfg_major = -1;
Mark Haverkampc7f47602005-08-03 15:38:55 -070083char aac_driver_version[] = AAC_DRIVER_FULL_VERSION;
Linus Torvalds1da177e2005-04-16 15:20:36 -070084
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 */
Greg Kroah-Hartman6f039792012-12-21 13:08:55 -080091static const struct pci_device_id aac_pci_tbl[] = {
Linus Torvalds1da177e2005-04-16 15:20:36 -070092 { 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) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500118 { 0x9005, 0x0286, 0x9005, 0x029e, 0, 0, 25 }, /* ICP9024RO (Lancer) */
119 { 0x9005, 0x0286, 0x9005, 0x029f, 0, 0, 26 }, /* ICP9014RO (Lancer) */
Mark Haverkamp84971732005-06-20 11:55:24 -0700120 { 0x9005, 0x0286, 0x9005, 0x02a0, 0, 0, 27 }, /* ICP9047MA (Lancer) */
121 { 0x9005, 0x0286, 0x9005, 0x02a1, 0, 0, 28 }, /* ICP9087MA (Lancer) */
Mark Haverkamp75c36282006-06-08 13:55:42 -0700122 { 0x9005, 0x0286, 0x9005, 0x02a3, 0, 0, 29 }, /* ICP5445AU (Hurricane44) */
Mark Haverkamp84971732005-06-20 11:55:24 -0700123 { 0x9005, 0x0285, 0x9005, 0x02a4, 0, 0, 30 }, /* ICP9085LI (Marauder-X) */
124 { 0x9005, 0x0285, 0x9005, 0x02a5, 0, 0, 31 }, /* ICP5085BR (Marauder-E) */
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700125 { 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) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500138 { 0x9005, 0x0285, 0x9005, 0x0297, 0, 0, 44 }, /* ASR-4005 */
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700139 { 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) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500143 { 0x9005, 0x0285, 0x9005, 0x0298, 0, 0, 48 }, /* ASR-4000 (BlackBird) */
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700144 { 0x9005, 0x0285, 0x9005, 0x0299, 0, 0, 49 }, /* ASR-4800SAS (Marauder-X) */
145 { 0x9005, 0x0285, 0x9005, 0x029a, 0, 0, 50 }, /* ASR-4805SAS (Marauder-E) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500146 { 0x9005, 0x0286, 0x9005, 0x02a2, 0, 0, 51 }, /* ASR-3800 (Hurricane44) */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700147
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700148 { 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 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700153
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700154 { 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 */
Mark Haverkamp239eab12007-01-23 15:00:13 -0800158 { 0x9005, 0x0288, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 61 }, /* Adaptec NEMER/ARK Catch All */
Mahesh Rajashekhara11604612012-02-08 22:51:04 -0800159 { 0x9005, 0x028b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 62 }, /* Adaptec PMC Series 6 (Tupelo) */
160 { 0x9005, 0x028c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 63 }, /* Adaptec PMC Series 7 (Denali) */
161 { 0x9005, 0x028d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 64 }, /* Adaptec PMC Series 8 */
162 { 0x9005, 0x028f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 65 }, /* Adaptec PMC Series 9 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700163 { 0,}
164};
165MODULE_DEVICE_TABLE(pci, aac_pci_tbl);
166
167/*
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800168 * dmb - For now we add the number of channels to this structure.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700169 * In the future we should add a fib that reports the number of channels
170 * for the card. At that time we can remove the channels from here
171 */
172static struct aac_driver_ident aac_drivers[] = {
Salyzyn, Mark94cf6ba2007-12-13 16:14:18 -0800173 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 2/Si (Iguana/PERC2Si) */
174 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Opal/PERC3Di) */
175 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Si (SlimFast/PERC3Si */
176 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */
177 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Viper/PERC3DiV) */
178 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Lexus/PERC3DiL) */
179 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */
180 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Dagger/PERC3DiD) */
181 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Boxster/PERC3DiB) */
182 { aac_rx_init, "aacraid", "ADAPTEC ", "catapult ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* catapult */
183 { aac_rx_init, "aacraid", "ADAPTEC ", "tomcat ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* tomcat */
Hillier, Gernotb21227c2008-09-17 16:03:06 +0200184 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2120S (Crusader) */
185 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan) */
Salyzyn, Mark94cf6ba2007-12-13 16:14:18 -0800186 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan-2m) */
187 { aac_rx_init, "aacraid", "Legend ", "Legend S220 ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S220 (Legend Crusader) */
188 { aac_rx_init, "aacraid", "Legend ", "Legend S230 ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S230 (Legend Vulcan) */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700189
190 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3230S ", 2 }, /* Adaptec 3230S (Harrier) */
191 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3240S ", 2 }, /* Adaptec 3240S (Tornado) */
192 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020ZCR ", 2 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */
193 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025ZCR ", 2 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */
194 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2230S PCI-X ", 2 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */
195 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2130S PCI-X ", 1 }, /* ASR-2130S (Lancer) */
196 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2820SA ", 1 }, /* AAR-2820SA (Intruder) */
197 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2620SA ", 1 }, /* AAR-2620SA (Intruder) */
198 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2420SA ", 1 }, /* AAR-2420SA (Intruder) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500199 { aac_rkt_init, "aacraid", "ICP ", "ICP9024RO ", 2 }, /* ICP9024RO (Lancer) */
200 { aac_rkt_init, "aacraid", "ICP ", "ICP9014RO ", 1 }, /* ICP9014RO (Lancer) */
Mark Haverkamp84971732005-06-20 11:55:24 -0700201 { aac_rkt_init, "aacraid", "ICP ", "ICP9047MA ", 1 }, /* ICP9047MA (Lancer) */
202 { aac_rkt_init, "aacraid", "ICP ", "ICP9087MA ", 1 }, /* ICP9087MA (Lancer) */
Mark Haverkamp75c36282006-06-08 13:55:42 -0700203 { aac_rkt_init, "aacraid", "ICP ", "ICP5445AU ", 1 }, /* ICP5445AU (Hurricane44) */
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700204 { aac_rx_init, "aacraid", "ICP ", "ICP9085LI ", 1 }, /* ICP9085LI (Marauder-X) */
205 { aac_rx_init, "aacraid", "ICP ", "ICP5085BR ", 1 }, /* ICP5085BR (Marauder-E) */
206 { aac_rkt_init, "aacraid", "ICP ", "ICP9067MA ", 1 }, /* ICP9067MA (Intruder-6) */
Mark Haverkamp84971732005-06-20 11:55:24 -0700207 { NULL , "aacraid", "ADAPTEC ", "Themisto ", 0, AAC_QUIRK_SLAVE }, /* Jupiter Platform */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700208 { aac_rkt_init, "aacraid", "ADAPTEC ", "Callisto ", 2, AAC_QUIRK_MASTER }, /* Jupiter Platform */
209 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020SA ", 1 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */
210 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025SA ", 1 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */
Mark Haverkampdb39363c2006-01-11 09:28:29 -0800211 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2410SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */
212 { aac_rx_init, "aacraid", "DELL ", "CERC SR2 ", 1, AAC_QUIRK_17SG }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */
213 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2810SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */
214 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-21610SA SATA", 1, AAC_QUIRK_17SG }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700215 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2026ZCR ", 1 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */
216 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2610SA ", 1 }, /* SATA 6Ch (Bearcat) */
217 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2240S ", 1 }, /* ASR-2240S (SabreExpress) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500218 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4005 ", 1 }, /* ASR-4005 */
Mark Haverkamp84971732005-06-20 11:55:24 -0700219 { aac_rx_init, "ServeRAID","IBM ", "ServeRAID 8i ", 1 }, /* IBM 8i (AvonPark) */
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700220 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l8 ", 1 }, /* IBM 8k/8k-l8 (Aurora) */
221 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l4 ", 1 }, /* IBM 8k/8k-l4 (Aurora Lite) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500222 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4000 ", 1 }, /* ASR-4000 (BlackBird & AvonPark) */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700223 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4800SAS ", 1 }, /* ASR-4800SAS (Marauder-X) */
224 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4805SAS ", 1 }, /* ASR-4805SAS (Marauder-E) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500225 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-3800 ", 1 }, /* ASR-3800 (Hurricane44) */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700226
227 { aac_rx_init, "percraid", "DELL ", "PERC 320/DC ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Perc 320/DC*/
228 { aac_sa_init, "aacraid", "ADAPTEC ", "Adaptec 5400S ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/
229 { aac_sa_init, "aacraid", "ADAPTEC ", "AAC-364 ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/
Salyzyn, Markb27e66d2007-06-19 16:05:12 -0400230 { aac_sa_init, "percraid", "DELL ", "PERCRAID ", 4, AAC_QUIRK_34SG }, /* Dell PERC2/QC */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700231 { aac_sa_init, "hpnraid", "HP ", "NetRAID ", 4, AAC_QUIRK_34SG }, /* HP NetRAID-4M */
232
Salyzyn, Mark94cf6ba2007-12-13 16:14:18 -0800233 { aac_rx_init, "aacraid", "DELL ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Dell Catchall */
234 { aac_rx_init, "aacraid", "Legend ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend Catchall */
Salyzyn, Markb27e66d2007-06-19 16:05:12 -0400235 { aac_rx_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Catch All */
Mark Haverkamp239eab12007-01-23 15:00:13 -0800236 { aac_rkt_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Rocket Catch All */
Mahesh Rajashekharae8b12f02011-03-17 02:10:32 -0700237 { aac_nark_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec NEMER/ARK Catch All */
Mahesh Rajashekhara11604612012-02-08 22:51:04 -0800238 { aac_src_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec PMC Series 6 (Tupelo) */
239 { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec PMC Series 7 (Denali) */
240 { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec PMC Series 8 */
241 { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2 } /* Adaptec PMC Series 9 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700242};
243
244/**
245 * aac_queuecommand - queue a SCSI command
246 * @cmd: SCSI command to queue
247 * @done: Function to call on command completion
248 *
249 * Queues a command for execution by the associated Host Adapter.
250 *
251 * TODO: unify with aac_scsi_cmd().
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800252 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700253
Jeff Garzikf2812332010-11-16 02:10:29 -0500254static int aac_queuecommand_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700255{
Mark Haverkamp03d44332007-03-15 10:27:45 -0700256 struct Scsi_Host *host = cmd->device->host;
257 struct aac_dev *dev = (struct aac_dev *)host->hostdata;
258 u32 count = 0;
259 cmd->scsi_done = done;
260 for (; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
261 struct fib * fib = &dev->fibs[count];
262 struct scsi_cmnd * command;
263 if (fib->hw_fib_va->header.XferState &&
264 ((command = fib->callback_data)) &&
265 (command == cmd) &&
266 (cmd->SCp.phase == AAC_OWNER_FIRMWARE))
267 return 0; /* Already owned by Adapter */
268 }
Mark Haverkamp77d644d2006-03-27 09:43:40 -0800269 cmd->SCp.phase = AAC_OWNER_LOWLEVEL;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700270 return (aac_scsi_cmd(cmd) ? FAILED : 0);
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800271}
Linus Torvalds1da177e2005-04-16 15:20:36 -0700272
Jeff Garzikf2812332010-11-16 02:10:29 -0500273static DEF_SCSI_QCMD(aac_queuecommand)
274
Linus Torvalds1da177e2005-04-16 15:20:36 -0700275/**
276 * aac_info - Returns the host adapter name
277 * @shost: Scsi host to report on
278 *
279 * Returns a static string describing the device in question
280 */
281
Adrian Bunk 48338692005-04-25 19:45:58 -0700282static const char *aac_info(struct Scsi_Host *shost)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700283{
284 struct aac_dev *dev = (struct aac_dev *)shost->hostdata;
285 return aac_drivers[dev->cardtype].name;
286}
287
288/**
289 * aac_get_driver_ident
Salyzyn, Mark8ef22242008-02-08 05:48:22 -0800290 * @devtype: index into lookup table
Linus Torvalds1da177e2005-04-16 15:20:36 -0700291 *
Salyzyn, Mark8ef22242008-02-08 05:48:22 -0800292 * Returns a pointer to the entry in the driver lookup table.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700293 */
294
295struct aac_driver_ident* aac_get_driver_ident(int devtype)
296{
297 return &aac_drivers[devtype];
298}
299
300/**
301 * aac_biosparm - return BIOS parameters for disk
302 * @sdev: The scsi device corresponding to the disk
303 * @bdev: the block device corresponding to the disk
304 * @capacity: the sector capacity of the disk
305 * @geom: geometry block to fill in
306 *
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800307 * Return the Heads/Sectors/Cylinders BIOS Disk Parameters for Disk.
308 * The default disk geometry is 64 heads, 32 sectors, and the appropriate
309 * number of cylinders so as not to exceed drive capacity. In order for
Linus Torvalds1da177e2005-04-16 15:20:36 -0700310 * disks equal to or larger than 1 GB to be addressable by the BIOS
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800311 * without exceeding the BIOS limitation of 1024 cylinders, Extended
312 * Translation should be enabled. With Extended Translation enabled,
313 * drives between 1 GB inclusive and 2 GB exclusive are given a disk
314 * geometry of 128 heads and 32 sectors, and drives above 2 GB inclusive
315 * are given a disk geometry of 255 heads and 63 sectors. However, if
316 * the BIOS detects that the Extended Translation setting does not match
317 * the geometry in the partition table, then the translation inferred
318 * from the partition table will be used by the BIOS, and a warning may
Linus Torvalds1da177e2005-04-16 15:20:36 -0700319 * be displayed.
320 */
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800321
Linus Torvalds1da177e2005-04-16 15:20:36 -0700322static int aac_biosparm(struct scsi_device *sdev, struct block_device *bdev,
323 sector_t capacity, int *geom)
324{
325 struct diskparm *param = (struct diskparm *)geom;
326 unsigned char *buf;
327
328 dprintk((KERN_DEBUG "aac_biosparm.\n"));
329
330 /*
331 * Assuming extended translation is enabled - #REVISIT#
332 */
333 if (capacity >= 2 * 1024 * 1024) { /* 1 GB in 512 byte sectors */
334 if(capacity >= 4 * 1024 * 1024) { /* 2 GB in 512 byte sectors */
335 param->heads = 255;
336 param->sectors = 63;
337 } else {
338 param->heads = 128;
339 param->sectors = 32;
340 }
341 } else {
342 param->heads = 64;
343 param->sectors = 32;
344 }
345
346 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors);
347
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800348 /*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700349 * Read the first 1024 bytes from the disk device, if the boot
350 * sector partition table is valid, search for a partition table
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800351 * entry whose end_head matches one of the standard geometry
Linus Torvalds1da177e2005-04-16 15:20:36 -0700352 * translations ( 64/32, 128/32, 255/63 ).
353 */
354 buf = scsi_bios_ptable(bdev);
Mark Haverkamp8bdf8102005-11-30 12:01:39 -0800355 if (!buf)
356 return 0;
Mark Haverkamp 56b58712005-04-27 06:05:51 -0700357 if(*(__le16 *)(buf + 0x40) == cpu_to_le16(0xaa55)) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700358 struct partition *first = (struct partition * )buf;
359 struct partition *entry = first;
360 int saved_cylinders = param->cylinders;
361 int num;
362 unsigned char end_head, end_sec;
363
364 for(num = 0; num < 4; num++) {
365 end_head = entry->end_head;
366 end_sec = entry->end_sector & 0x3f;
367
368 if(end_head == 63) {
369 param->heads = 64;
370 param->sectors = 32;
371 break;
372 } else if(end_head == 127) {
373 param->heads = 128;
374 param->sectors = 32;
375 break;
376 } else if(end_head == 254) {
377 param->heads = 255;
378 param->sectors = 63;
379 break;
380 }
381 entry++;
382 }
383
384 if (num == 4) {
385 end_head = first->end_head;
386 end_sec = first->end_sector & 0x3f;
387 }
388
389 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors);
390 if (num < 4 && end_sec == param->sectors) {
391 if (param->cylinders != saved_cylinders)
392 dprintk((KERN_DEBUG "Adopting geometry: heads=%d, sectors=%d from partition table %d.\n",
393 param->heads, param->sectors, num));
394 } else if (end_head > 0 || end_sec > 0) {
395 dprintk((KERN_DEBUG "Strange geometry: heads=%d, sectors=%d in partition table %d.\n",
396 end_head + 1, end_sec, num));
397 dprintk((KERN_DEBUG "Using geometry: heads=%d, sectors=%d.\n",
398 param->heads, param->sectors));
399 }
400 }
401 kfree(buf);
402 return 0;
403}
404
405/**
406 * aac_slave_configure - compute queue depths
407 * @sdev: SCSI device we are considering
408 *
409 * Selects queue depths for each target device based on the host adapter's
410 * total capacity and the queue depth supported by the target device.
411 * A queue depth of one automatically disables tagged queueing.
412 */
413
414static int aac_slave_configure(struct scsi_device *sdev)
415{
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800416 struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata;
Mark Salyzyna4576b52008-04-30 15:47:35 -0400417 if (aac->jbod && (sdev->type == TYPE_DISK))
418 sdev->removable = 1;
Mark Haverkampbb08f922006-02-01 09:30:44 -0800419 if ((sdev->type == TYPE_DISK) &&
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800420 (sdev_channel(sdev) != CONTAINER_CHANNEL) &&
Salyzyn, Markcb1042f2008-01-17 09:25:07 -0800421 (!aac->jbod || sdev->inq_periph_qual) &&
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800422 (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2))) {
Mark Haverkampe37ee4be2007-01-26 09:23:32 -0800423 if (expose_physicals == 0)
424 return -ENXIO;
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800425 if (expose_physicals < 0)
426 sdev->no_uld_attach = 1;
Mark Haverkampbb08f922006-02-01 09:30:44 -0800427 }
428 if (sdev->tagged_supported && (sdev->type == TYPE_DISK) &&
Salyzyn, Markcb1042f2008-01-17 09:25:07 -0800429 (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2)) &&
430 !sdev->no_uld_attach) {
Mark Haverkampbb08f922006-02-01 09:30:44 -0800431 struct scsi_device * dev;
432 struct Scsi_Host *host = sdev->host;
433 unsigned num_lsu = 0;
434 unsigned num_one = 0;
435 unsigned depth;
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800436 unsigned cid;
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -0700437
Salyzyn, Mark94cf6ba2007-12-13 16:14:18 -0800438 /*
439 * Firmware has an individual device recovery time typically
440 * of 35 seconds, give us a margin.
441 */
James Bottomley8fbd64e2008-11-30 10:15:37 -0600442 if (sdev->request_queue->rq_timeout < (45 * HZ))
443 blk_queue_rq_timeout(sdev->request_queue, 45*HZ);
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800444 for (cid = 0; cid < aac->maximum_num_containers; ++cid)
445 if (aac->fsa_dev[cid].valid)
446 ++num_lsu;
Mark Haverkampbb08f922006-02-01 09:30:44 -0800447 __shost_for_each_device(dev, host) {
448 if (dev->tagged_supported && (dev->type == TYPE_DISK) &&
Salyzyn, Markcb1042f2008-01-17 09:25:07 -0800449 (!aac->raid_scsi_mode ||
450 (sdev_channel(sdev) != 2)) &&
451 !dev->no_uld_attach) {
452 if ((sdev_channel(dev) != CONTAINER_CHANNEL)
453 || !aac->fsa_dev[sdev_id(dev)].valid)
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800454 ++num_lsu;
455 } else
Mark Haverkampbb08f922006-02-01 09:30:44 -0800456 ++num_one;
457 }
458 if (num_lsu == 0)
459 ++num_lsu;
460 depth = (host->can_queue - num_one) / num_lsu;
461 if (depth > 256)
462 depth = 256;
463 else if (depth < 2)
464 depth = 2;
465 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, depth);
Mark Haverkampbb08f922006-02-01 09:30:44 -0800466 } else
Linus Torvalds1da177e2005-04-16 15:20:36 -0700467 scsi_adjust_queue_depth(sdev, 0, 1);
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -0700468
Linus Torvalds1da177e2005-04-16 15:20:36 -0700469 return 0;
470}
471
Salyzyn, Mark5c9cfed2007-05-30 10:01:14 -0400472/**
473 * aac_change_queue_depth - alter queue depths
474 * @sdev: SCSI device we are considering
475 * @depth: desired queue depth
476 *
477 * Alters queue depths for target device based on the host adapter's
478 * total capacity and the queue depth supported by the target device.
479 */
480
Mike Christiee881a172009-10-15 17:46:39 -0700481static int aac_change_queue_depth(struct scsi_device *sdev, int depth,
482 int reason)
Salyzyn, Mark5c9cfed2007-05-30 10:01:14 -0400483{
Mike Christiee881a172009-10-15 17:46:39 -0700484 if (reason != SCSI_QDEPTH_DEFAULT)
485 return -EOPNOTSUPP;
486
Salyzyn, Mark5c9cfed2007-05-30 10:01:14 -0400487 if (sdev->tagged_supported && (sdev->type == TYPE_DISK) &&
488 (sdev_channel(sdev) == CONTAINER_CHANNEL)) {
489 struct scsi_device * dev;
490 struct Scsi_Host *host = sdev->host;
491 unsigned num = 0;
492
493 __shost_for_each_device(dev, host) {
494 if (dev->tagged_supported && (dev->type == TYPE_DISK) &&
495 (sdev_channel(dev) == CONTAINER_CHANNEL))
496 ++num;
497 ++num;
498 }
499 if (num >= host->can_queue)
500 num = host->can_queue - 1;
501 if (depth > (host->can_queue - num))
502 depth = host->can_queue - num;
503 if (depth > 256)
504 depth = 256;
505 else if (depth < 2)
506 depth = 2;
507 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, depth);
508 } else
509 scsi_adjust_queue_depth(sdev, 0, 1);
510 return sdev->queue_depth;
511}
512
Salyzyn, Mark17eaace2008-01-08 12:23:49 -0800513static ssize_t aac_show_raid_level(struct device *dev, struct device_attribute *attr, char *buf)
514{
Salyzyn, Mark95f6fb52008-02-08 09:01:34 -0800515 struct scsi_device *sdev = to_scsi_device(dev);
516 struct aac_dev *aac = (struct aac_dev *)(sdev->host->hostdata);
Salyzyn, Mark17eaace2008-01-08 12:23:49 -0800517 if (sdev_channel(sdev) != CONTAINER_CHANNEL)
518 return snprintf(buf, PAGE_SIZE, sdev->no_uld_attach
Salyzyn, Mark95f6fb52008-02-08 09:01:34 -0800519 ? "Hidden\n" :
520 ((aac->jbod && (sdev->type == TYPE_DISK)) ? "JBOD\n" : ""));
Salyzyn, Mark17eaace2008-01-08 12:23:49 -0800521 return snprintf(buf, PAGE_SIZE, "%s\n",
Salyzyn, Mark95f6fb52008-02-08 09:01:34 -0800522 get_container_type(aac->fsa_dev[sdev_id(sdev)].type));
Salyzyn, Mark17eaace2008-01-08 12:23:49 -0800523}
524
525static struct device_attribute aac_raid_level_attr = {
526 .attr = {
527 .name = "level",
528 .mode = S_IRUGO,
529 },
530 .show = aac_show_raid_level
531};
532
533static struct device_attribute *aac_dev_attrs[] = {
534 &aac_raid_level_attr,
535 NULL,
536};
537
Linus Torvalds1da177e2005-04-16 15:20:36 -0700538static int aac_ioctl(struct scsi_device *sdev, int cmd, void __user * arg)
539{
540 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
Alan Coxd496f942007-11-07 23:58:10 +0000541 if (!capable(CAP_SYS_RAWIO))
542 return -EPERM;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700543 return aac_do_ioctl(dev, cmd, arg);
544}
545
Mark Haverkamp03d44332007-03-15 10:27:45 -0700546static int aac_eh_abort(struct scsi_cmnd* cmd)
547{
Salyzyn, Mark802ae2f2007-03-21 13:49:47 -0400548 struct scsi_device * dev = cmd->device;
549 struct Scsi_Host * host = dev->host;
Mark Haverkamp03d44332007-03-15 10:27:45 -0700550 struct aac_dev * aac = (struct aac_dev *)host->hostdata;
551 int count;
552 int ret = FAILED;
553
554 printk(KERN_ERR "%s: Host adapter abort request (%d,%d,%d,%d)\n",
555 AAC_DRIVERNAME,
Salyzyn, Mark802ae2f2007-03-21 13:49:47 -0400556 host->host_no, sdev_channel(dev), sdev_id(dev), dev->lun);
Mark Haverkamp03d44332007-03-15 10:27:45 -0700557 switch (cmd->cmnd[0]) {
558 case SERVICE_ACTION_IN:
559 if (!(aac->raw_io_interface) ||
560 !(aac->raw_io_64) ||
561 ((cmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16))
562 break;
563 case INQUIRY:
564 case READ_CAPACITY:
Mark Haverkamp03d44332007-03-15 10:27:45 -0700565 /* Mark associated FIB to not complete, eh handler does this */
566 for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
567 struct fib * fib = &aac->fibs[count];
568 if (fib->hw_fib_va->header.XferState &&
Salyzyn, Markb6ef70f2008-01-08 13:26:43 -0800569 (fib->flags & FIB_CONTEXT_FLAG) &&
Mark Haverkamp03d44332007-03-15 10:27:45 -0700570 (fib->callback_data == cmd)) {
571 fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT;
572 cmd->SCp.phase = AAC_OWNER_ERROR_HANDLER;
573 ret = SUCCESS;
574 }
575 }
Salyzyn, Markb6ef70f2008-01-08 13:26:43 -0800576 break;
577 case TEST_UNIT_READY:
578 /* Mark associated FIB to not complete, eh handler does this */
579 for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
580 struct scsi_cmnd * command;
581 struct fib * fib = &aac->fibs[count];
582 if ((fib->hw_fib_va->header.XferState & cpu_to_le32(Async | NoResponseExpected)) &&
583 (fib->flags & FIB_CONTEXT_FLAG) &&
584 ((command = fib->callback_data)) &&
585 (command->device == cmd->device)) {
586 fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT;
587 command->SCp.phase = AAC_OWNER_ERROR_HANDLER;
588 if (command == cmd)
589 ret = SUCCESS;
590 }
591 }
Mark Haverkamp03d44332007-03-15 10:27:45 -0700592 }
593 return ret;
594}
595
Linus Torvalds1da177e2005-04-16 15:20:36 -0700596/*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700597 * aac_eh_reset - Reset command handling
598 * @scsi_cmd: SCSI command block causing the reset
599 *
600 */
601static int aac_eh_reset(struct scsi_cmnd* cmd)
602{
603 struct scsi_device * dev = cmd->device;
604 struct Scsi_Host * host = dev->host;
605 struct scsi_cmnd * command;
606 int count;
Mark Haverkamp03d44332007-03-15 10:27:45 -0700607 struct aac_dev * aac = (struct aac_dev *)host->hostdata;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700608 unsigned long flags;
609
Mark Haverkamp03d44332007-03-15 10:27:45 -0700610 /* Mark the associated FIB to not complete, eh handler does this */
611 for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
612 struct fib * fib = &aac->fibs[count];
613 if (fib->hw_fib_va->header.XferState &&
Salyzyn, Markb6ef70f2008-01-08 13:26:43 -0800614 (fib->flags & FIB_CONTEXT_FLAG) &&
Mark Haverkamp03d44332007-03-15 10:27:45 -0700615 (fib->callback_data == cmd)) {
616 fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT;
617 cmd->SCp.phase = AAC_OWNER_ERROR_HANDLER;
618 }
619 }
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800620 printk(KERN_ERR "%s: Host adapter reset request. SCSI hang ?\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700621 AAC_DRIVERNAME);
Mark Haverkamp8c867b22006-08-03 08:03:30 -0700622
623 if ((count = aac_check_health(aac)))
624 return count;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700625 /*
626 * Wait for all commands to complete to this specific
627 * target (block maximum 60 seconds).
628 */
629 for (count = 60; count; --count) {
Mark Haverkamp8c867b22006-08-03 08:03:30 -0700630 int active = aac->in_reset;
631
632 if (active == 0)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700633 __shost_for_each_device(dev, host) {
634 spin_lock_irqsave(&dev->list_lock, flags);
635 list_for_each_entry(command, &dev->cmd_list, list) {
Mark Haverkamp77d644d2006-03-27 09:43:40 -0800636 if ((command != cmd) &&
637 (command->SCp.phase == AAC_OWNER_FIRMWARE)) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700638 active++;
639 break;
640 }
641 }
642 spin_unlock_irqrestore(&dev->list_lock, flags);
643 if (active)
644 break;
645
646 }
647 /*
648 * We can exit If all the commands are complete
649 */
650 if (active == 0)
651 return SUCCESS;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700652 ssleep(1);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700653 }
654 printk(KERN_ERR "%s: SCSI bus appears hung\n", AAC_DRIVERNAME);
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400655 /*
656 * This adapter needs a blind reset, only do so for Adapters that
657 * support a register, instead of a commanded, reset.
658 */
Mahesh Rajashekharae8b12f02011-03-17 02:10:32 -0700659 if (((aac->supplement_adapter_info.SupportedOptions2 &
660 AAC_OPTION_MU_RESET) ||
661 (aac->supplement_adapter_info.SupportedOptions2 &
662 AAC_OPTION_DOORBELL_RESET)) &&
Salyzyn, Marka3940da2008-01-08 12:48:25 -0800663 aac_check_reset &&
664 ((aac_check_reset != 1) ||
Salyzyn, Mark2f7ecc52008-02-08 08:36:23 -0800665 !(aac->supplement_adapter_info.SupportedOptions2 &
Salyzyn, Marka3940da2008-01-08 12:48:25 -0800666 AAC_OPTION_IGNORE_RESET)))
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400667 aac_reset_adapter(aac, 2); /* Bypass wait for command quiesce */
Mark Haverkamp03d44332007-03-15 10:27:45 -0700668 return SUCCESS; /* Cause an immediate retry of the command with a ten second delay after successful tur */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700669}
670
671/**
672 * aac_cfg_open - open a configuration file
673 * @inode: inode being opened
674 * @file: file handle attached
675 *
676 * Called when the configuration device is opened. Does the needed
677 * set up on the handle and then returns
678 *
679 * Bugs: This needs extending to check a given adapter is present
680 * so we can support hot plugging, and to ref count adapters.
681 */
682
683static int aac_cfg_open(struct inode *inode, struct file *file)
684{
685 struct aac_dev *aac;
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -0700686 unsigned minor_number = iminor(inode);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700687 int err = -ENODEV;
688
Arnd Bergmannc45d15d2010-06-02 14:28:52 +0200689 mutex_lock(&aac_mutex); /* BKL pushdown: nothing else protects this list */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700690 list_for_each_entry(aac, &aac_devices, entry) {
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -0700691 if (aac->id == minor_number) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700692 file->private_data = aac;
693 err = 0;
694 break;
695 }
696 }
Arnd Bergmannc45d15d2010-06-02 14:28:52 +0200697 mutex_unlock(&aac_mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700698
Mark Haverkamp036d6182005-04-26 22:54:58 -0700699 return err;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700700}
701
702/**
703 * aac_cfg_ioctl - AAC configuration request
704 * @inode: inode of device
705 * @file: file handle
706 * @cmd: ioctl command code
707 * @arg: argument
708 *
709 * Handles a configuration ioctl. Currently this involves wrapping it
710 * up and feeding it into the nasty windowsalike glue layer.
711 *
712 * Bugs: Needs locking against parallel ioctls lower down
713 * Bugs: Needs to handle hot plugging
714 */
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800715
Arnd Bergmannf4927c42010-04-27 00:24:01 +0200716static long aac_cfg_ioctl(struct file *file,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700717 unsigned int cmd, unsigned long arg)
718{
Arnd Bergmannf4927c42010-04-27 00:24:01 +0200719 int ret;
Alan Cox5f78e892007-11-07 23:58:10 +0000720 if (!capable(CAP_SYS_RAWIO))
Alan Cox60395bb2007-07-23 14:51:05 +0100721 return -EPERM;
Arnd Bergmannc45d15d2010-06-02 14:28:52 +0200722 mutex_lock(&aac_mutex);
Arnd Bergmannf4927c42010-04-27 00:24:01 +0200723 ret = aac_do_ioctl(file->private_data, cmd, (void __user *)arg);
Arnd Bergmannc45d15d2010-06-02 14:28:52 +0200724 mutex_unlock(&aac_mutex);
Arnd Bergmannf4927c42010-04-27 00:24:01 +0200725
726 return ret;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700727}
728
729#ifdef CONFIG_COMPAT
730static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long arg)
731{
732 long ret;
Arnd Bergmannc45d15d2010-06-02 14:28:52 +0200733 mutex_lock(&aac_mutex);
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800734 switch (cmd) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700735 case FSACTL_MINIPORT_REV_CHECK:
736 case FSACTL_SENDFIB:
737 case FSACTL_OPEN_GET_ADAPTER_FIB:
738 case FSACTL_CLOSE_GET_ADAPTER_FIB:
739 case FSACTL_SEND_RAW_SRB:
740 case FSACTL_GET_PCI_INFO:
741 case FSACTL_QUERY_DISK:
742 case FSACTL_DELETE_DISK:
743 case FSACTL_FORCE_DELETE_DISK:
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800744 case FSACTL_GET_CONTAINERS:
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -0700745 case FSACTL_SEND_LARGE_FIB:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700746 ret = aac_do_ioctl(dev, cmd, (void __user *)arg);
747 break;
748
749 case FSACTL_GET_NEXT_ADAPTER_FIB: {
750 struct fib_ioctl __user *f;
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800751
Linus Torvalds1da177e2005-04-16 15:20:36 -0700752 f = compat_alloc_user_space(sizeof(*f));
753 ret = 0;
Mark Haverkamp821499a2006-06-12 10:53:58 -0700754 if (clear_user(f, sizeof(*f)))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700755 ret = -EFAULT;
756 if (copy_in_user(f, (void __user *)arg, sizeof(struct fib_ioctl) - sizeof(u32)))
757 ret = -EFAULT;
758 if (!ret)
Mark Haverkamp3d2f98a2006-03-27 09:44:33 -0800759 ret = aac_do_ioctl(dev, cmd, f);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700760 break;
761 }
762
763 default:
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800764 ret = -ENOIOCTLCMD;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700765 break;
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800766 }
Arnd Bergmannc45d15d2010-06-02 14:28:52 +0200767 mutex_unlock(&aac_mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700768 return ret;
769}
770
771static int aac_compat_ioctl(struct scsi_device *sdev, int cmd, void __user *arg)
772{
773 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
Dan Carpenterf8565672013-10-29 22:11:06 +0300774 if (!capable(CAP_SYS_RAWIO))
775 return -EPERM;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700776 return aac_compat_do_ioctl(dev, cmd, (unsigned long)arg);
777}
778
779static long aac_compat_cfg_ioctl(struct file *file, unsigned cmd, unsigned long arg)
780{
Alan Cox5f78e892007-11-07 23:58:10 +0000781 if (!capable(CAP_SYS_RAWIO))
Alan Cox60395bb2007-07-23 14:51:05 +0100782 return -EPERM;
Joe Perches35df8392010-09-04 18:52:46 -0700783 return aac_compat_do_ioctl(file->private_data, cmd, arg);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700784}
785#endif
786
Tony Jonesee959b02008-02-22 00:13:36 +0100787static ssize_t aac_show_model(struct device *device,
788 struct device_attribute *attr, char *buf)
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700789{
Tony Jonesee959b02008-02-22 00:13:36 +0100790 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700791 int len;
792
Mark Haverkamp7686f132006-01-11 09:28:16 -0800793 if (dev->supplement_adapter_info.AdapterTypeText[0]) {
794 char * cp = dev->supplement_adapter_info.AdapterTypeText;
795 while (*cp && *cp != ' ')
796 ++cp;
797 while (*cp == ' ')
798 ++cp;
799 len = snprintf(buf, PAGE_SIZE, "%s\n", cp);
800 } else
801 len = snprintf(buf, PAGE_SIZE, "%s\n",
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700802 aac_drivers[dev->cardtype].model);
803 return len;
804}
805
Tony Jonesee959b02008-02-22 00:13:36 +0100806static ssize_t aac_show_vendor(struct device *device,
807 struct device_attribute *attr, char *buf)
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700808{
Tony Jonesee959b02008-02-22 00:13:36 +0100809 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700810 int len;
811
Mark Haverkamp7686f132006-01-11 09:28:16 -0800812 if (dev->supplement_adapter_info.AdapterTypeText[0]) {
813 char * cp = dev->supplement_adapter_info.AdapterTypeText;
814 while (*cp && *cp != ' ')
815 ++cp;
816 len = snprintf(buf, PAGE_SIZE, "%.*s\n",
817 (int)(cp - (char *)dev->supplement_adapter_info.AdapterTypeText),
818 dev->supplement_adapter_info.AdapterTypeText);
819 } else
820 len = snprintf(buf, PAGE_SIZE, "%s\n",
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700821 aac_drivers[dev->cardtype].vname);
822 return len;
823}
824
Tony Jonesee959b02008-02-22 00:13:36 +0100825static ssize_t aac_show_flags(struct device *cdev,
826 struct device_attribute *attr, char *buf)
Salyzyn, Mark2ca39c42008-01-17 09:24:56 -0800827{
828 int len = 0;
Tony Jonesee959b02008-02-22 00:13:36 +0100829 struct aac_dev *dev = (struct aac_dev*)class_to_shost(cdev)->hostdata;
Salyzyn, Mark2ca39c42008-01-17 09:24:56 -0800830
831 if (nblank(dprintk(x)))
832 len = snprintf(buf, PAGE_SIZE, "dprintk\n");
833#ifdef AAC_DETAILED_STATUS_INFO
834 len += snprintf(buf + len, PAGE_SIZE - len,
835 "AAC_DETAILED_STATUS_INFO\n");
836#endif
837 if (dev->raw_io_interface && dev->raw_io_64)
838 len += snprintf(buf + len, PAGE_SIZE - len,
839 "SAI_READ_CAPACITY_16\n");
Salyzyn, Markcb1042f2008-01-17 09:25:07 -0800840 if (dev->jbod)
841 len += snprintf(buf + len, PAGE_SIZE - len, "SUPPORTED_JBOD\n");
Mark Salyzyn655d7222008-04-30 16:03:42 -0400842 if (dev->supplement_adapter_info.SupportedOptions2 &
843 AAC_OPTION_POWER_MANAGEMENT)
844 len += snprintf(buf + len, PAGE_SIZE - len,
845 "SUPPORTED_POWER_MANAGEMENT\n");
846 if (dev->msi)
847 len += snprintf(buf + len, PAGE_SIZE - len, "PCI_HAS_MSI\n");
Salyzyn, Mark2ca39c42008-01-17 09:24:56 -0800848 return len;
849}
850
Tony Jonesee959b02008-02-22 00:13:36 +0100851static ssize_t aac_show_kernel_version(struct device *device,
852 struct device_attribute *attr,
853 char *buf)
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700854{
Tony Jonesee959b02008-02-22 00:13:36 +0100855 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700856 int len, tmp;
857
858 tmp = le32_to_cpu(dev->adapter_info.kernelrev);
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800859 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700860 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
861 le32_to_cpu(dev->adapter_info.kernelbuild));
862 return len;
863}
864
Tony Jonesee959b02008-02-22 00:13:36 +0100865static ssize_t aac_show_monitor_version(struct device *device,
866 struct device_attribute *attr,
867 char *buf)
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700868{
Tony Jonesee959b02008-02-22 00:13:36 +0100869 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700870 int len, tmp;
871
872 tmp = le32_to_cpu(dev->adapter_info.monitorrev);
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800873 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700874 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
875 le32_to_cpu(dev->adapter_info.monitorbuild));
876 return len;
877}
878
Tony Jonesee959b02008-02-22 00:13:36 +0100879static ssize_t aac_show_bios_version(struct device *device,
880 struct device_attribute *attr,
881 char *buf)
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700882{
Tony Jonesee959b02008-02-22 00:13:36 +0100883 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700884 int len, tmp;
885
886 tmp = le32_to_cpu(dev->adapter_info.biosrev);
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800887 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700888 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
889 le32_to_cpu(dev->adapter_info.biosbuild));
890 return len;
891}
892
Harvey Harrison13a17fd2008-05-08 12:08:53 -0700893static ssize_t aac_show_serial_number(struct device *device,
Tony Jonesee959b02008-02-22 00:13:36 +0100894 struct device_attribute *attr, char *buf)
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700895{
Tony Jonesee959b02008-02-22 00:13:36 +0100896 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700897 int len = 0;
898
899 if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0)
Dan Carpenterdc55b822011-10-08 13:45:07 +0300900 len = snprintf(buf, 16, "%06X\n",
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700901 le32_to_cpu(dev->adapter_info.serial[0]));
Salyzyn, Mark24f02e12007-06-19 16:29:24 -0400902 if (len &&
903 !memcmp(&dev->supplement_adapter_info.MfgPcbaSerialNo[
Salyzyn, Mark95f6fb52008-02-08 09:01:34 -0800904 sizeof(dev->supplement_adapter_info.MfgPcbaSerialNo)-len],
905 buf, len-1))
Dan Carpenterdc55b822011-10-08 13:45:07 +0300906 len = snprintf(buf, 16, "%.*s\n",
Salyzyn, Mark24f02e12007-06-19 16:29:24 -0400907 (int)sizeof(dev->supplement_adapter_info.MfgPcbaSerialNo),
908 dev->supplement_adapter_info.MfgPcbaSerialNo);
Dan Carpenterdc55b822011-10-08 13:45:07 +0300909
910 return min(len, 16);
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700911}
912
Tony Jonesee959b02008-02-22 00:13:36 +0100913static ssize_t aac_show_max_channel(struct device *device,
914 struct device_attribute *attr, char *buf)
Mark Haverkampd1ad94a2006-03-27 09:44:29 -0800915{
916 return snprintf(buf, PAGE_SIZE, "%d\n",
Tony Jonesee959b02008-02-22 00:13:36 +0100917 class_to_shost(device)->max_channel);
Mark Haverkampd1ad94a2006-03-27 09:44:29 -0800918}
919
Tony Jonesee959b02008-02-22 00:13:36 +0100920static ssize_t aac_show_max_id(struct device *device,
921 struct device_attribute *attr, char *buf)
Mark Haverkampd1ad94a2006-03-27 09:44:29 -0800922{
923 return snprintf(buf, PAGE_SIZE, "%d\n",
Tony Jonesee959b02008-02-22 00:13:36 +0100924 class_to_shost(device)->max_id);
Mark Haverkampd1ad94a2006-03-27 09:44:29 -0800925}
926
Tony Jonesee959b02008-02-22 00:13:36 +0100927static ssize_t aac_store_reset_adapter(struct device *device,
928 struct device_attribute *attr,
929 const char *buf, size_t count)
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400930{
931 int retval = -EACCES;
932
933 if (!capable(CAP_SYS_ADMIN))
934 return retval;
Tony Jonesee959b02008-02-22 00:13:36 +0100935 retval = aac_reset_adapter((struct aac_dev*)class_to_shost(device)->hostdata, buf[0] == '!');
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400936 if (retval >= 0)
937 retval = count;
938 return retval;
939}
940
Tony Jonesee959b02008-02-22 00:13:36 +0100941static ssize_t aac_show_reset_adapter(struct device *device,
942 struct device_attribute *attr,
943 char *buf)
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400944{
Tony Jonesee959b02008-02-22 00:13:36 +0100945 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400946 int len, tmp;
947
948 tmp = aac_adapter_check_health(dev);
949 if ((tmp == 0) && dev->in_reset)
950 tmp = -EBUSY;
Salyzyn, Markbbf17d62007-07-23 10:13:48 -0400951 len = snprintf(buf, PAGE_SIZE, "0x%x\n", tmp);
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400952 return len;
953}
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700954
Tony Jonesee959b02008-02-22 00:13:36 +0100955static struct device_attribute aac_model = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700956 .attr = {
957 .name = "model",
958 .mode = S_IRUGO,
959 },
960 .show = aac_show_model,
961};
Tony Jonesee959b02008-02-22 00:13:36 +0100962static struct device_attribute aac_vendor = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700963 .attr = {
964 .name = "vendor",
965 .mode = S_IRUGO,
966 },
967 .show = aac_show_vendor,
968};
Tony Jonesee959b02008-02-22 00:13:36 +0100969static struct device_attribute aac_flags = {
Salyzyn, Mark2ca39c42008-01-17 09:24:56 -0800970 .attr = {
971 .name = "flags",
972 .mode = S_IRUGO,
973 },
974 .show = aac_show_flags,
975};
Tony Jonesee959b02008-02-22 00:13:36 +0100976static struct device_attribute aac_kernel_version = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700977 .attr = {
978 .name = "hba_kernel_version",
979 .mode = S_IRUGO,
980 },
981 .show = aac_show_kernel_version,
982};
Tony Jonesee959b02008-02-22 00:13:36 +0100983static struct device_attribute aac_monitor_version = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700984 .attr = {
985 .name = "hba_monitor_version",
986 .mode = S_IRUGO,
987 },
988 .show = aac_show_monitor_version,
989};
Tony Jonesee959b02008-02-22 00:13:36 +0100990static struct device_attribute aac_bios_version = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700991 .attr = {
992 .name = "hba_bios_version",
993 .mode = S_IRUGO,
994 },
995 .show = aac_show_bios_version,
996};
Tony Jonesee959b02008-02-22 00:13:36 +0100997static struct device_attribute aac_serial_number = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700998 .attr = {
999 .name = "serial_number",
1000 .mode = S_IRUGO,
1001 },
1002 .show = aac_show_serial_number,
1003};
Tony Jonesee959b02008-02-22 00:13:36 +01001004static struct device_attribute aac_max_channel = {
Mark Haverkampd1ad94a2006-03-27 09:44:29 -08001005 .attr = {
1006 .name = "max_channel",
1007 .mode = S_IRUGO,
1008 },
1009 .show = aac_show_max_channel,
1010};
Tony Jonesee959b02008-02-22 00:13:36 +01001011static struct device_attribute aac_max_id = {
Mark Haverkampd1ad94a2006-03-27 09:44:29 -08001012 .attr = {
1013 .name = "max_id",
1014 .mode = S_IRUGO,
1015 },
1016 .show = aac_show_max_id,
1017};
Tony Jonesee959b02008-02-22 00:13:36 +01001018static struct device_attribute aac_reset = {
Salyzyn, Mark29c97682007-06-12 09:33:54 -04001019 .attr = {
1020 .name = "reset_host",
1021 .mode = S_IWUSR|S_IRUGO,
1022 },
1023 .store = aac_store_reset_adapter,
1024 .show = aac_show_reset_adapter,
1025};
Mark Haverkamp0bb14af2005-06-01 10:24:38 -07001026
Tony Jonesee959b02008-02-22 00:13:36 +01001027static struct device_attribute *aac_attrs[] = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -07001028 &aac_model,
1029 &aac_vendor,
Salyzyn, Mark2ca39c42008-01-17 09:24:56 -08001030 &aac_flags,
Mark Haverkamp0bb14af2005-06-01 10:24:38 -07001031 &aac_kernel_version,
1032 &aac_monitor_version,
1033 &aac_bios_version,
1034 &aac_serial_number,
Mark Haverkampd1ad94a2006-03-27 09:44:29 -08001035 &aac_max_channel,
1036 &aac_max_id,
Salyzyn, Mark29c97682007-06-12 09:33:54 -04001037 &aac_reset,
Mark Haverkamp0bb14af2005-06-01 10:24:38 -07001038 NULL
1039};
1040
Tony Jonesee959b02008-02-22 00:13:36 +01001041ssize_t aac_get_serial_number(struct device *device, char *buf)
1042{
1043 return aac_show_serial_number(device, &aac_serial_number, buf);
1044}
Mark Haverkamp0bb14af2005-06-01 10:24:38 -07001045
Arjan van de Ven00977a52007-02-12 00:55:34 -08001046static const struct file_operations aac_cfg_fops = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001047 .owner = THIS_MODULE,
Arnd Bergmannf4927c42010-04-27 00:24:01 +02001048 .unlocked_ioctl = aac_cfg_ioctl,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001049#ifdef CONFIG_COMPAT
1050 .compat_ioctl = aac_compat_cfg_ioctl,
1051#endif
1052 .open = aac_cfg_open,
Arnd Bergmann6038f372010-08-15 18:52:59 +02001053 .llseek = noop_llseek,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001054};
1055
1056static struct scsi_host_template aac_driver_template = {
1057 .module = THIS_MODULE,
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001058 .name = "AAC",
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -07001059 .proc_name = AAC_DRIVERNAME,
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001060 .info = aac_info,
1061 .ioctl = aac_ioctl,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001062#ifdef CONFIG_COMPAT
1063 .compat_ioctl = aac_compat_ioctl,
1064#endif
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001065 .queuecommand = aac_queuecommand,
1066 .bios_param = aac_biosparm,
Mark Haverkamp0bb14af2005-06-01 10:24:38 -07001067 .shost_attrs = aac_attrs,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001068 .slave_configure = aac_slave_configure,
Salyzyn, Mark5c9cfed2007-05-30 10:01:14 -04001069 .change_queue_depth = aac_change_queue_depth,
Salyzyn, Mark17eaace2008-01-08 12:23:49 -08001070 .sdev_attrs = aac_dev_attrs,
Mark Haverkamp03d44332007-03-15 10:27:45 -07001071 .eh_abort_handler = aac_eh_abort,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001072 .eh_host_reset_handler = aac_eh_reset,
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001073 .can_queue = AAC_NUM_IO_FIB,
1074 .this_id = MAXIMUM_NUM_CONTAINERS,
1075 .sg_tablesize = 16,
1076 .max_sectors = 128,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001077#if (AAC_NUM_IO_FIB > 256)
1078 .cmd_per_lun = 256,
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001079#else
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001080 .cmd_per_lun = AAC_NUM_IO_FIB,
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001081#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -07001082 .use_clustering = ENABLE_CLUSTERING,
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001083 .emulated = 1,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001084};
1085
Salyzyn, Mark94774a32007-05-30 11:59:13 -04001086static void __aac_shutdown(struct aac_dev * aac)
1087{
Ben Collins361ee9c2012-06-11 14:16:36 -04001088 if (aac->aif_thread) {
1089 int i;
1090 /* Clear out events first */
1091 for (i = 0; i < (aac->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB); i++) {
1092 struct fib *fib = &aac->fibs[i];
1093 if (!(fib->hw_fib_va->header.XferState & cpu_to_le32(NoResponseExpected | Async)) &&
1094 (fib->hw_fib_va->header.XferState & cpu_to_le32(ResponseExpected)))
1095 up(&fib->event_wait);
1096 }
Salyzyn, Marke85fbc52007-10-31 16:40:37 -04001097 kthread_stop(aac->thread);
Ben Collins361ee9c2012-06-11 14:16:36 -04001098 }
Salyzyn, Mark94774a32007-05-30 11:59:13 -04001099 aac_send_shutdown(aac);
1100 aac_adapter_disable_int(aac);
1101 free_irq(aac->pdev->irq, aac);
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001102 if (aac->msi)
1103 pci_disable_msi(aac->pdev);
Salyzyn, Mark94774a32007-05-30 11:59:13 -04001104}
1105
Greg Kroah-Hartman6f039792012-12-21 13:08:55 -08001106static int aac_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001107{
1108 unsigned index = id->driver_data;
1109 struct Scsi_Host *shost;
1110 struct aac_dev *aac;
1111 struct list_head *insert = &aac_devices;
1112 int error = -ENODEV;
1113 int unique_id = 0;
Rolf Eike Beer0dcae662009-07-01 22:43:39 +02001114 u64 dmamask;
Mahesh Rajashekhara11604612012-02-08 22:51:04 -08001115 extern int aac_sync_mode;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001116
1117 list_for_each_entry(aac, &aac_devices, entry) {
1118 if (aac->id > unique_id)
1119 break;
1120 insert = &aac->entry;
1121 unique_id++;
1122 }
1123
Vasily Averincf161232011-11-11 13:42:16 +04001124 pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1 |
1125 PCIE_LINK_STATE_CLKPM);
1126
Mark Haverkamp08efb7b2005-09-20 12:56:36 -07001127 error = pci_enable_device(pdev);
1128 if (error)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001129 goto out;
Mark Haverkampe61b17f2006-03-27 09:44:11 -08001130 error = -ENODEV;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001131
Linus Torvalds1da177e2005-04-16 15:20:36 -07001132 /*
1133 * If the quirk31 bit is set, the adapter needs adapter
1134 * to driver communication memory to be allocated below 2gig
1135 */
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001136 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT)
Rolf Eike Beer0dcae662009-07-01 22:43:39 +02001137 dmamask = DMA_BIT_MASK(31);
1138 else
1139 dmamask = DMA_BIT_MASK(32);
1140
1141 if (pci_set_dma_mask(pdev, dmamask) ||
1142 pci_set_consistent_dma_mask(pdev, dmamask))
1143 goto out_disable_pdev;
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001144
Linus Torvalds1da177e2005-04-16 15:20:36 -07001145 pci_set_master(pdev);
1146
1147 shost = scsi_host_alloc(&aac_driver_template, sizeof(struct aac_dev));
1148 if (!shost)
1149 goto out_disable_pdev;
1150
1151 shost->irq = pdev->irq;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001152 shost->unique_id = unique_id;
Mark Haverkamp7a8cf292005-09-22 09:15:24 -07001153 shost->max_cmd_len = 16;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001154
1155 aac = (struct aac_dev *)shost->hostdata;
Ben Collinsff087842012-06-11 14:05:02 -04001156 aac->base_start = pci_resource_start(pdev, 0);
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001157 aac->scsi_host_ptr = shost;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001158 aac->pdev = pdev;
1159 aac->name = aac_driver_template.name;
1160 aac->id = shost->unique_id;
Mark Salyzyna4576b52008-04-30 15:47:35 -04001161 aac->cardtype = index;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001162 INIT_LIST_HEAD(&aac->entry);
1163
Mahesh Rajashekhara85d22bb2012-07-14 18:18:51 +05301164 aac->fibs = kzalloc(sizeof(struct fib) * (shost->can_queue + AAC_NUM_MGT_FIB), GFP_KERNEL);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001165 if (!aac->fibs)
1166 goto out_free_host;
1167 spin_lock_init(&aac->fib_lock);
1168
Mark Haverkamp8e0c5eb2005-10-24 10:52:22 -07001169 /*
1170 * Map in the registers from the adapter.
1171 */
1172 aac->base_size = AAC_MIN_FOOTPRINT_SIZE;
Mark Haverkamp8e0c5eb2005-10-24 10:52:22 -07001173 if ((*aac_drivers[index].init)(aac))
1174 goto out_unmap;
1175
Mahesh Rajashekhara11604612012-02-08 22:51:04 -08001176 if (aac->sync_mode) {
1177 if (aac_sync_mode)
1178 printk(KERN_INFO "%s%d: Sync. mode enforced "
1179 "by driver parameter. This will cause "
1180 "a significant performance decrease!\n",
1181 aac->name,
1182 aac->id);
1183 else
1184 printk(KERN_INFO "%s%d: Async. mode not supported "
1185 "by current driver, sync. mode enforced."
1186 "\nPlease update driver to get full performance.\n",
1187 aac->name,
1188 aac->id);
1189 }
1190
Mark Haverkamp8e0c5eb2005-10-24 10:52:22 -07001191 /*
1192 * Start any kernel threads needed
1193 */
Christoph Hellwigfe273812006-02-14 18:45:06 +01001194 aac->thread = kthread_run(aac_command_thread, aac, AAC_DRIVERNAME);
1195 if (IS_ERR(aac->thread)) {
Mark Haverkamp8e0c5eb2005-10-24 10:52:22 -07001196 printk(KERN_ERR "aacraid: Unable to create command thread.\n");
Christoph Hellwigfe273812006-02-14 18:45:06 +01001197 error = PTR_ERR(aac->thread);
Ben Collins361ee9c2012-06-11 14:16:36 -04001198 aac->thread = NULL;
Mark Haverkamp8e0c5eb2005-10-24 10:52:22 -07001199 goto out_deinit;
1200 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001201
1202 /*
1203 * If we had set a smaller DMA mask earlier, set it to 4gig
1204 * now since the adapter can dma data to at least a 4gig
1205 * address space.
1206 */
1207 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT)
Yang Hongyang284901a2009-04-06 19:01:15 -07001208 if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)))
James Bottomley71e0f322005-10-28 11:21:10 -05001209 goto out_deinit;
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001210
Mark Haverkamp84971732005-06-20 11:55:24 -07001211 aac->maximum_num_channels = aac_drivers[index].channels;
Mark Haverkamp08efb7b2005-09-20 12:56:36 -07001212 error = aac_get_adapter_info(aac);
1213 if (error < 0)
1214 goto out_deinit;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001215
1216 /*
Mark Salyzyna4576b52008-04-30 15:47:35 -04001217 * Lets override negotiations and drop the maximum SG limit to 34
1218 */
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001219 if ((aac_drivers[index].quirks & AAC_QUIRK_34SG) &&
Salyzyn, Mark62e9f5c2008-02-06 09:00:46 -08001220 (shost->sg_tablesize > 34)) {
1221 shost->sg_tablesize = 34;
1222 shost->max_sectors = (shost->sg_tablesize * 8) + 112;
Mark Salyzyna4576b52008-04-30 15:47:35 -04001223 }
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -07001224
Mark Salyzyna4576b52008-04-30 15:47:35 -04001225 if ((aac_drivers[index].quirks & AAC_QUIRK_17SG) &&
Salyzyn, Mark62e9f5c2008-02-06 09:00:46 -08001226 (shost->sg_tablesize > 17)) {
1227 shost->sg_tablesize = 17;
1228 shost->max_sectors = (shost->sg_tablesize * 8) + 112;
Mark Salyzyna4576b52008-04-30 15:47:35 -04001229 }
Mark Haverkampdb39363c2006-01-11 09:28:29 -08001230
Salyzyn, Mark62e9f5c2008-02-06 09:00:46 -08001231 error = pci_set_dma_max_seg_size(pdev,
1232 (aac->adapter_info.options & AAC_OPT_NEW_COMM) ?
1233 (shost->max_sectors << 9) : 65536);
1234 if (error)
1235 goto out_deinit;
1236
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -07001237 /*
Salyzyn, Mark62e9f5c2008-02-06 09:00:46 -08001238 * Firmware printf works only with older firmware.
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -07001239 */
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001240 if (aac_drivers[index].quirks & AAC_QUIRK_34SG)
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -07001241 aac->printf_enabled = 1;
1242 else
1243 aac->printf_enabled = 0;
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001244
Mark Salyzyna4576b52008-04-30 15:47:35 -04001245 /*
Linus Torvalds1da177e2005-04-16 15:20:36 -07001246 * max channel will be the physical channels plus 1 virtual channel
Mark Haverkampbb08f922006-02-01 09:30:44 -08001247 * all containers are on the virtual channel 0 (CONTAINER_CHANNEL)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001248 * physical channels are address by their actual physical number+1
1249 */
Salyzyn, Markcb1042f2008-01-17 09:25:07 -08001250 if (aac->nondasd_support || expose_physicals || aac->jbod)
Mark Haverkamp95433ba2006-03-27 09:44:15 -08001251 shost->max_channel = aac->maximum_num_channels;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001252 else
Mark Haverkamp95433ba2006-03-27 09:44:15 -08001253 shost->max_channel = 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001254
Mark Haverkamp8c867b22006-08-03 08:03:30 -07001255 aac_get_config_status(aac, 0);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001256 aac_get_containers(aac);
1257 list_add(&aac->entry, insert);
1258
1259 shost->max_id = aac->maximum_num_containers;
Mark Haverkamp84971732005-06-20 11:55:24 -07001260 if (shost->max_id < aac->maximum_num_physicals)
1261 shost->max_id = aac->maximum_num_physicals;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001262 if (shost->max_id < MAXIMUM_NUM_CONTAINERS)
1263 shost->max_id = MAXIMUM_NUM_CONTAINERS;
1264 else
1265 shost->this_id = shost->max_id;
1266
1267 /*
1268 * dmb - we may need to move the setting of these parms somewhere else once
1269 * we get a fib that can report the actual numbers
1270 */
1271 shost->max_lun = AAC_MAX_LUN;
1272
1273 pci_set_drvdata(pdev, shost);
1274
1275 error = scsi_add_host(shost, &pdev->dev);
1276 if (error)
1277 goto out_deinit;
1278 scsi_scan_host(shost);
1279
1280 return 0;
1281
Mark Haverkampbd1aac82005-08-03 15:39:01 -07001282 out_deinit:
Salyzyn, Mark94774a32007-05-30 11:59:13 -04001283 __aac_shutdown(aac);
Mark Haverkamp8e0c5eb2005-10-24 10:52:22 -07001284 out_unmap:
Mark Haverkampbfb35aa82006-02-01 09:30:55 -08001285 aac_fib_map_free(aac);
Salyzyn, Mark2b053722007-08-02 15:38:59 -04001286 if (aac->comm_addr)
1287 pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr,
1288 aac->comm_phys);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001289 kfree(aac->queues);
Mark Haverkamp76a7f8f2006-09-19 09:00:02 -07001290 aac_adapter_ioremap(aac, 0);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001291 kfree(aac->fibs);
1292 kfree(aac->fsa_dev);
1293 out_free_host:
1294 scsi_host_put(shost);
1295 out_disable_pdev:
1296 pci_disable_device(pdev);
1297 out:
1298 return error;
1299}
1300
Mark Haverkampbd1aac82005-08-03 15:39:01 -07001301static void aac_shutdown(struct pci_dev *dev)
1302{
1303 struct Scsi_Host *shost = pci_get_drvdata(dev);
Salyzyn, Mark94774a32007-05-30 11:59:13 -04001304 scsi_block_requests(shost);
Salyzyn, Markc835e372007-07-26 14:20:02 -04001305 __aac_shutdown((struct aac_dev *)shost->hostdata);
Mark Haverkampbd1aac82005-08-03 15:39:01 -07001306}
1307
Greg Kroah-Hartman6f039792012-12-21 13:08:55 -08001308static void aac_remove_one(struct pci_dev *pdev)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001309{
1310 struct Scsi_Host *shost = pci_get_drvdata(pdev);
1311 struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
1312
1313 scsi_remove_host(shost);
1314
Salyzyn, Mark94774a32007-05-30 11:59:13 -04001315 __aac_shutdown(aac);
Mark Haverkampbfb35aa82006-02-01 09:30:55 -08001316 aac_fib_map_free(aac);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001317 pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr,
1318 aac->comm_phys);
1319 kfree(aac->queues);
1320
Mark Haverkamp76a7f8f2006-09-19 09:00:02 -07001321 aac_adapter_ioremap(aac, 0);
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001322
Linus Torvalds1da177e2005-04-16 15:20:36 -07001323 kfree(aac->fibs);
Mark Haverkamp8e0c5eb2005-10-24 10:52:22 -07001324 kfree(aac->fsa_dev);
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001325
Linus Torvalds1da177e2005-04-16 15:20:36 -07001326 list_del(&aac->entry);
1327 scsi_host_put(shost);
1328 pci_disable_device(pdev);
Mark Haverkamp90ee3462006-08-03 08:03:07 -07001329 if (list_empty(&aac_devices)) {
1330 unregister_chrdev(aac_cfg_major, "aac");
1331 aac_cfg_major = -1;
1332 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001333}
1334
1335static struct pci_driver aac_pci_driver = {
1336 .name = AAC_DRIVERNAME,
1337 .id_table = aac_pci_tbl,
1338 .probe = aac_probe_one,
Greg Kroah-Hartman6f039792012-12-21 13:08:55 -08001339 .remove = aac_remove_one,
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001340 .shutdown = aac_shutdown,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001341};
1342
1343static int __init aac_init(void)
1344{
1345 int error;
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001346
Salyzyn, Mark29c97682007-06-12 09:33:54 -04001347 printk(KERN_INFO "Adaptec %s driver %s\n",
Mark Haverkampc7f47602005-08-03 15:38:55 -07001348 AAC_DRIVERNAME, aac_driver_version);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001349
Mark Haverkamp08efb7b2005-09-20 12:56:36 -07001350 error = pci_register_driver(&aac_pci_driver);
1351 if (error < 0)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001352 return error;
1353
1354 aac_cfg_major = register_chrdev( 0, "aac", &aac_cfg_fops);
1355 if (aac_cfg_major < 0) {
1356 printk(KERN_WARNING
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001357 "aacraid: unable to register \"aac\" device.\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -07001358 }
Mark Haverkampbd1aac82005-08-03 15:39:01 -07001359
Linus Torvalds1da177e2005-04-16 15:20:36 -07001360 return 0;
1361}
1362
1363static void __exit aac_exit(void)
1364{
Mark Haverkamp53926272006-03-27 09:44:19 -08001365 if (aac_cfg_major > -1)
1366 unregister_chrdev(aac_cfg_major, "aac");
Linus Torvalds1da177e2005-04-16 15:20:36 -07001367 pci_unregister_driver(&aac_pci_driver);
1368}
1369
1370module_init(aac_init);
1371module_exit(aac_exit);