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[SCSI] aacraid: Fix default FIB size
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / scsi / aacraid / linit.c
CommitLineData
1da177e4
LT		 1/*
2 * Adaptec AAC series RAID controller driver
3 * (c) Copyright 2001 Red Hat Inc. <alan@redhat.com>
4 *
5 * based on the old aacraid driver that is..
6 * Adaptec aacraid device driver for Linux.
7 *
8 * Copyright (c) 2000 Adaptec, Inc. (aacraid@adaptec.com)
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2, or (at your option)
13 * any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; see the file COPYING. If not, write to
22 * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
23 *
24 * Module Name:
25 * linit.c
26 *
27 * Abstract: Linux Driver entry module for Adaptec RAID Array Controller
28 */
29
c7f47602
MH		 30#define AAC_DRIVER_VERSION "1.1-4"
31#ifndef AAC_DRIVER_BRANCH
32#define AAC_DRIVER_BRANCH ""
33#endif
34#define AAC_DRIVER_BUILD_DATE __DATE__ " " __TIME__
1da177e4
LT		 35#define AAC_DRIVERNAME "aacraid"
36
37#include <linux/compat.h>
38#include <linux/blkdev.h>
39#include <linux/completion.h>
40#include <linux/init.h>
41#include <linux/interrupt.h>
42#include <linux/kernel.h>
43#include <linux/module.h>
44#include <linux/moduleparam.h>
45#include <linux/pci.h>
46#include <linux/slab.h>
47#include <linux/spinlock.h>
48#include <linux/syscalls.h>
1da177e4
LT		 49#include <linux/delay.h>
50#include <linux/smp_lock.h>
51#include <asm/semaphore.h>
52
53#include <scsi/scsi.h>
54#include <scsi/scsi_cmnd.h>
55#include <scsi/scsi_device.h>
56#include <scsi/scsi_host.h>
57#include <scsi/scsi_tcq.h>
58#include <scsi/scsicam.h>
59#include <scsi/scsi_eh.h>
60
61#include "aacraid.h"
62
c7f47602
MH		 63#ifdef AAC_DRIVER_BUILD
64#define _str(x) #x
65#define str(x) _str(x)
66#define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION "[" str(AAC_DRIVER_BUILD) "]" AAC_DRIVER_BRANCH
67#else
68#define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION AAC_DRIVER_BRANCH " " AAC_DRIVER_BUILD_DATE
69#endif
1da177e4
LT		 70
71MODULE_AUTHOR("Red Hat Inc and Adaptec");
72MODULE_DESCRIPTION("Dell PERC2, 2/Si, 3/Si, 3/Di, "
73 "Adaptec Advanced Raid Products, "
74 "and HP NetRAID-4M SCSI driver");
75MODULE_LICENSE("GPL");
c7f47602 76MODULE_VERSION(AAC_DRIVER_FULL_VERSION);
1da177e4
LT		 77
78static LIST_HEAD(aac_devices);
79static int aac_cfg_major = -1;
c7f47602 80char aac_driver_version[] = AAC_DRIVER_FULL_VERSION;
1da177e4
LT		 81
82/*
83 * Because of the way Linux names scsi devices, the order in this table has
84 * become important. Check for on-board Raid first, add-in cards second.
85 *
86 * Note: The last field is used to index into aac_drivers below.
87 */
88static struct pci_device_id aac_pci_tbl[] = {
89 { 0x1028, 0x0001, 0x1028, 0x0001, 0, 0, 0 }, /* PERC 2/Si (Iguana/PERC2Si) */
90 { 0x1028, 0x0002, 0x1028, 0x0002, 0, 0, 1 }, /* PERC 3/Di (Opal/PERC3Di) */
91 { 0x1028, 0x0003, 0x1028, 0x0003, 0, 0, 2 }, /* PERC 3/Si (SlimFast/PERC3Si */
92 { 0x1028, 0x0004, 0x1028, 0x00d0, 0, 0, 3 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */
93 { 0x1028, 0x0002, 0x1028, 0x00d1, 0, 0, 4 }, /* PERC 3/Di (Viper/PERC3DiV) */
94 { 0x1028, 0x0002, 0x1028, 0x00d9, 0, 0, 5 }, /* PERC 3/Di (Lexus/PERC3DiL) */
95 { 0x1028, 0x000a, 0x1028, 0x0106, 0, 0, 6 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */
96 { 0x1028, 0x000a, 0x1028, 0x011b, 0, 0, 7 }, /* PERC 3/Di (Dagger/PERC3DiD) */
97 { 0x1028, 0x000a, 0x1028, 0x0121, 0, 0, 8 }, /* PERC 3/Di (Boxster/PERC3DiB) */
98 { 0x9005, 0x0283, 0x9005, 0x0283, 0, 0, 9 }, /* catapult */
99 { 0x9005, 0x0284, 0x9005, 0x0284, 0, 0, 10 }, /* tomcat */
100 { 0x9005, 0x0285, 0x9005, 0x0286, 0, 0, 11 }, /* Adaptec 2120S (Crusader) */
101 { 0x9005, 0x0285, 0x9005, 0x0285, 0, 0, 12 }, /* Adaptec 2200S (Vulcan) */
102 { 0x9005, 0x0285, 0x9005, 0x0287, 0, 0, 13 }, /* Adaptec 2200S (Vulcan-2m) */
103 { 0x9005, 0x0285, 0x17aa, 0x0286, 0, 0, 14 }, /* Legend S220 (Legend Crusader) */
104 { 0x9005, 0x0285, 0x17aa, 0x0287, 0, 0, 15 }, /* Legend S230 (Legend Vulcan) */
105
106 { 0x9005, 0x0285, 0x9005, 0x0288, 0, 0, 16 }, /* Adaptec 3230S (Harrier) */
107 { 0x9005, 0x0285, 0x9005, 0x0289, 0, 0, 17 }, /* Adaptec 3240S (Tornado) */
108 { 0x9005, 0x0285, 0x9005, 0x028a, 0, 0, 18 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */
109 { 0x9005, 0x0285, 0x9005, 0x028b, 0, 0, 19 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */
110 { 0x9005, 0x0286, 0x9005, 0x028c, 0, 0, 20 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */
111 { 0x9005, 0x0286, 0x9005, 0x028d, 0, 0, 21 }, /* ASR-2130S (Lancer) */
112 { 0x9005, 0x0286, 0x9005, 0x029b, 0, 0, 22 }, /* AAR-2820SA (Intruder) */
113 { 0x9005, 0x0286, 0x9005, 0x029c, 0, 0, 23 }, /* AAR-2620SA (Intruder) */
114 { 0x9005, 0x0286, 0x9005, 0x029d, 0, 0, 24 }, /* AAR-2420SA (Intruder) */
84971738
MH		 115 { 0x9005, 0x0286, 0x9005, 0x029e, 0, 0, 25 }, /* ICP9024R0 (Lancer) */
116 { 0x9005, 0x0286, 0x9005, 0x029f, 0, 0, 26 }, /* ICP9014R0 (Lancer) */
117 { 0x9005, 0x0286, 0x9005, 0x02a0, 0, 0, 27 }, /* ICP9047MA (Lancer) */
118 { 0x9005, 0x0286, 0x9005, 0x02a1, 0, 0, 28 }, /* ICP9087MA (Lancer) */
119 { 0x9005, 0x0286, 0x9005, 0x02a3, 0, 0, 29 }, /* ICP5085AU (Hurricane) */
120 { 0x9005, 0x0285, 0x9005, 0x02a4, 0, 0, 30 }, /* ICP9085LI (Marauder-X) */
121 { 0x9005, 0x0285, 0x9005, 0x02a5, 0, 0, 31 }, /* ICP5085BR (Marauder-E) */
8e87c2f1
MH		 122 { 0x9005, 0x0286, 0x9005, 0x02a6, 0, 0, 32 }, /* ICP9067MA (Intruder-6) */
123 { 0x9005, 0x0287, 0x9005, 0x0800, 0, 0, 33 }, /* Themisto Jupiter Platform */
124 { 0x9005, 0x0200, 0x9005, 0x0200, 0, 0, 33 }, /* Themisto Jupiter Platform */
125 { 0x9005, 0x0286, 0x9005, 0x0800, 0, 0, 34 }, /* Callisto Jupiter Platform */
126 { 0x9005, 0x0285, 0x9005, 0x028e, 0, 0, 35 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */
127 { 0x9005, 0x0285, 0x9005, 0x028f, 0, 0, 36 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */
128 { 0x9005, 0x0285, 0x9005, 0x0290, 0, 0, 37 }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */
129 { 0x9005, 0x0285, 0x1028, 0x0291, 0, 0, 38 }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */
130 { 0x9005, 0x0285, 0x9005, 0x0292, 0, 0, 39 }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */
131 { 0x9005, 0x0285, 0x9005, 0x0293, 0, 0, 40 }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */
132 { 0x9005, 0x0285, 0x9005, 0x0294, 0, 0, 41 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */
133 { 0x9005, 0x0285, 0x103C, 0x3227, 0, 0, 42 }, /* AAR-2610SA PCI SATA 6ch */
134 { 0x9005, 0x0285, 0x9005, 0x0296, 0, 0, 43 }, /* ASR-2240S (SabreExpress) */
135 { 0x9005, 0x0285, 0x9005, 0x0297, 0, 0, 44 }, /* ASR-4005SAS */
136 { 0x9005, 0x0285, 0x1014, 0x02F2, 0, 0, 45 }, /* IBM 8i (AvonPark) */
137 { 0x9005, 0x0285, 0x1014, 0x0312, 0, 0, 45 }, /* IBM 8i (AvonPark Lite) */
138 { 0x9005, 0x0286, 0x1014, 0x9580, 0, 0, 46 }, /* IBM 8k/8k-l8 (Aurora) */
139 { 0x9005, 0x0286, 0x1014, 0x9540, 0, 0, 47 }, /* IBM 8k/8k-l4 (Aurora Lite) */
140 { 0x9005, 0x0285, 0x9005, 0x0298, 0, 0, 48 }, /* ASR-4000SAS (BlackBird) */
141 { 0x9005, 0x0285, 0x9005, 0x0299, 0, 0, 49 }, /* ASR-4800SAS (Marauder-X) */
142 { 0x9005, 0x0285, 0x9005, 0x029a, 0, 0, 50 }, /* ASR-4805SAS (Marauder-E) */
143 { 0x9005, 0x0286, 0x9005, 0x02a2, 0, 0, 51 }, /* ASR-4810SAS (Hurricane */
84971738 144
8e87c2f1
MH		 145 { 0x9005, 0x0285, 0x1028, 0x0287, 0, 0, 52 }, /* Perc 320/DC*/
146 { 0x1011, 0x0046, 0x9005, 0x0365, 0, 0, 53 }, /* Adaptec 5400S (Mustang)*/
147 { 0x1011, 0x0046, 0x9005, 0x0364, 0, 0, 54 }, /* Adaptec 5400S (Mustang)*/
148 { 0x1011, 0x0046, 0x9005, 0x1364, 0, 0, 55 }, /* Dell PERC2/QC */
149 { 0x1011, 0x0046, 0x103c, 0x10c2, 0, 0, 56 }, /* HP NetRAID-4M */
84971738 150
8e87c2f1
MH		 151 { 0x9005, 0x0285, 0x1028, PCI_ANY_ID, 0, 0, 57 }, /* Dell Catchall */
152 { 0x9005, 0x0285, 0x17aa, PCI_ANY_ID, 0, 0, 58 }, /* Legend Catchall */
153 { 0x9005, 0x0285, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 59 }, /* Adaptec Catch All */
154 { 0x9005, 0x0286, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 60 }, /* Adaptec Rocket Catch All */
1da177e4
LT		 155 { 0,}
156};
157MODULE_DEVICE_TABLE(pci, aac_pci_tbl);
158
159/*
160 * dmb - For now we add the number of channels to this structure.
161 * In the future we should add a fib that reports the number of channels
162 * for the card. At that time we can remove the channels from here
163 */
164static struct aac_driver_ident aac_drivers[] = {
165 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 2/Si (Iguana/PERC2Si) */
166 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Opal/PERC3Di) */
167 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Si (SlimFast/PERC3Si */
168 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */
169 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Viper/PERC3DiV) */
170 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Lexus/PERC3DiL) */
171 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Jaguar/PERC3DiJ) */
172 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Dagger/PERC3DiD) */
173 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Boxster/PERC3DiB) */
174 { aac_rx_init, "aacraid", "ADAPTEC ", "catapult ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* catapult */
175 { aac_rx_init, "aacraid", "ADAPTEC ", "tomcat ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* tomcat */
176 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2120S (Crusader) */
177 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan) */
178 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan-2m) */
179 { aac_rx_init, "aacraid", "Legend ", "Legend S220 ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend S220 (Legend Crusader) */
180 { aac_rx_init, "aacraid", "Legend ", "Legend S230 ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend S230 (Legend Vulcan) */
181
182 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3230S ", 2 }, /* Adaptec 3230S (Harrier) */
183 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3240S ", 2 }, /* Adaptec 3240S (Tornado) */
184 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020ZCR ", 2 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */
185 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025ZCR ", 2 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */
186 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2230S PCI-X ", 2 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */
187 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2130S PCI-X ", 1 }, /* ASR-2130S (Lancer) */
188 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2820SA ", 1 }, /* AAR-2820SA (Intruder) */
189 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2620SA ", 1 }, /* AAR-2620SA (Intruder) */
190 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2420SA ", 1 }, /* AAR-2420SA (Intruder) */
84971738
MH		 191 { aac_rkt_init, "aacraid", "ICP ", "ICP9024R0 ", 2 }, /* ICP9024R0 (Lancer) */
192 { aac_rkt_init, "aacraid", "ICP ", "ICP9014R0 ", 1 }, /* ICP9014R0 (Lancer) */
193 { aac_rkt_init, "aacraid", "ICP ", "ICP9047MA ", 1 }, /* ICP9047MA (Lancer) */
194 { aac_rkt_init, "aacraid", "ICP ", "ICP9087MA ", 1 }, /* ICP9087MA (Lancer) */
195 { aac_rkt_init, "aacraid", "ICP ", "ICP5085AU ", 1 }, /* ICP5085AU (Hurricane) */
8e87c2f1
MH		 196 { aac_rx_init, "aacraid", "ICP ", "ICP9085LI ", 1 }, /* ICP9085LI (Marauder-X) */
197 { aac_rx_init, "aacraid", "ICP ", "ICP5085BR ", 1 }, /* ICP5085BR (Marauder-E) */
198 { aac_rkt_init, "aacraid", "ICP ", "ICP9067MA ", 1 }, /* ICP9067MA (Intruder-6) */
84971738 199 { NULL , "aacraid", "ADAPTEC ", "Themisto ", 0, AAC_QUIRK_SLAVE }, /* Jupiter Platform */
1da177e4
LT		 200 { aac_rkt_init, "aacraid", "ADAPTEC ", "Callisto ", 2, AAC_QUIRK_MASTER }, /* Jupiter Platform */
201 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020SA ", 1 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */
202 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025SA ", 1 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */
203 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2410SA SATA ", 1 }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */
204 { aac_rx_init, "aacraid", "DELL ", "CERC SR2 ", 1 }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */
205 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2810SA SATA ", 1 }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */
206 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-21610SA SATA", 1 }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */
207 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2026ZCR ", 1 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */
208 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2610SA ", 1 }, /* SATA 6Ch (Bearcat) */
209 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2240S ", 1 }, /* ASR-2240S (SabreExpress) */
210 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4005SAS ", 1 }, /* ASR-4005SAS */
84971738 211 { aac_rx_init, "ServeRAID","IBM ", "ServeRAID 8i ", 1 }, /* IBM 8i (AvonPark) */
8e87c2f1
MH		 212 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l8 ", 1 }, /* IBM 8k/8k-l8 (Aurora) */
213 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l4 ", 1 }, /* IBM 8k/8k-l4 (Aurora Lite) */
1da177e4
LT		 214 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4000SAS ", 1 }, /* ASR-4000SAS (BlackBird & AvonPark) */
215 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4800SAS ", 1 }, /* ASR-4800SAS (Marauder-X) */
216 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4805SAS ", 1 }, /* ASR-4805SAS (Marauder-E) */
8e87c2f1 217 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-4810SAS ", 1 }, /* ASR-4810SAS (Hurricane) */
1da177e4
LT		 218
219 { aac_rx_init, "percraid", "DELL ", "PERC 320/DC ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Perc 320/DC*/
220 { aac_sa_init, "aacraid", "ADAPTEC ", "Adaptec 5400S ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/
221 { aac_sa_init, "aacraid", "ADAPTEC ", "AAC-364 ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/
222 { aac_sa_init, "percraid", "DELL ", "PERCRAID ", 4, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Dell PERC2/QC */
223 { aac_sa_init, "hpnraid", "HP ", "NetRAID ", 4, AAC_QUIRK_34SG }, /* HP NetRAID-4M */
224
225 { aac_rx_init, "aacraid", "DELL ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Dell Catchall */
226 { aac_rx_init, "aacraid", "Legend ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend Catchall */
227 { aac_rx_init, "aacraid", "ADAPTEC ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec Catch All */
228 { aac_rkt_init, "aacraid", "ADAPTEC ", "RAID ", 2 } /* Adaptec Rocket Catch All */
229};
230
231/**
232 * aac_queuecommand - queue a SCSI command
233 * @cmd: SCSI command to queue
234 * @done: Function to call on command completion
235 *
236 * Queues a command for execution by the associated Host Adapter.
237 *
238 * TODO: unify with aac_scsi_cmd().
239 */
240
241static int aac_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
242{
243 cmd->scsi_done = done;
244 return (aac_scsi_cmd(cmd) ? FAILED : 0);
245}
246
247/**
248 * aac_info - Returns the host adapter name
249 * @shost: Scsi host to report on
250 *
251 * Returns a static string describing the device in question
252 */
253
4833869e 254static const char *aac_info(struct Scsi_Host *shost)
1da177e4
LT		 255{
256 struct aac_dev *dev = (struct aac_dev *)shost->hostdata;
257 return aac_drivers[dev->cardtype].name;
258}
259
260/**
261 * aac_get_driver_ident
262 * @devtype: index into lookup table
263 *
264 * Returns a pointer to the entry in the driver lookup table.
265 */
266
267struct aac_driver_ident* aac_get_driver_ident(int devtype)
268{
269 return &aac_drivers[devtype];
270}
271
272/**
273 * aac_biosparm - return BIOS parameters for disk
274 * @sdev: The scsi device corresponding to the disk
275 * @bdev: the block device corresponding to the disk
276 * @capacity: the sector capacity of the disk
277 * @geom: geometry block to fill in
278 *
279 * Return the Heads/Sectors/Cylinders BIOS Disk Parameters for Disk.
280 * The default disk geometry is 64 heads, 32 sectors, and the appropriate
281 * number of cylinders so as not to exceed drive capacity. In order for
282 * disks equal to or larger than 1 GB to be addressable by the BIOS
283 * without exceeding the BIOS limitation of 1024 cylinders, Extended
284 * Translation should be enabled. With Extended Translation enabled,
285 * drives between 1 GB inclusive and 2 GB exclusive are given a disk
286 * geometry of 128 heads and 32 sectors, and drives above 2 GB inclusive
287 * are given a disk geometry of 255 heads and 63 sectors. However, if
288 * the BIOS detects that the Extended Translation setting does not match
289 * the geometry in the partition table, then the translation inferred
290 * from the partition table will be used by the BIOS, and a warning may
291 * be displayed.
292 */
293
294static int aac_biosparm(struct scsi_device *sdev, struct block_device *bdev,
295 sector_t capacity, int *geom)
296{
297 struct diskparm *param = (struct diskparm *)geom;
298 unsigned char *buf;
299
300 dprintk((KERN_DEBUG "aac_biosparm.\n"));
301
302 /*
303 * Assuming extended translation is enabled - #REVISIT#
304 */
305 if (capacity >= 2 * 1024 * 1024) { /* 1 GB in 512 byte sectors */
306 if(capacity >= 4 * 1024 * 1024) { /* 2 GB in 512 byte sectors */
307 param->heads = 255;
308 param->sectors = 63;
309 } else {
310 param->heads = 128;
311 param->sectors = 32;
312 }
313 } else {
314 param->heads = 64;
315 param->sectors = 32;
316 }
317
318 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors);
319
320 /*
321 * Read the first 1024 bytes from the disk device, if the boot
322 * sector partition table is valid, search for a partition table
323 * entry whose end_head matches one of the standard geometry
324 * translations ( 64/32, 128/32, 255/63 ).
325 */
326 buf = scsi_bios_ptable(bdev);
8bdf810f
MH		 327 if (!buf)
328 return 0;
56b58712 329 if(*(__le16 *)(buf + 0x40) == cpu_to_le16(0xaa55)) {
1da177e4
LT		 330 struct partition *first = (struct partition * )buf;
331 struct partition *entry = first;
332 int saved_cylinders = param->cylinders;
333 int num;
334 unsigned char end_head, end_sec;
335
336 for(num = 0; num < 4; num++) {
337 end_head = entry->end_head;
338 end_sec = entry->end_sector & 0x3f;
339
340 if(end_head == 63) {
341 param->heads = 64;
342 param->sectors = 32;
343 break;
344 } else if(end_head == 127) {
345 param->heads = 128;
346 param->sectors = 32;
347 break;
348 } else if(end_head == 254) {
349 param->heads = 255;
350 param->sectors = 63;
351 break;
352 }
353 entry++;
354 }
355
356 if (num == 4) {
357 end_head = first->end_head;
358 end_sec = first->end_sector & 0x3f;
359 }
360
361 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors);
362 if (num < 4 && end_sec == param->sectors) {
363 if (param->cylinders != saved_cylinders)
364 dprintk((KERN_DEBUG "Adopting geometry: heads=%d, sectors=%d from partition table %d.\n",
365 param->heads, param->sectors, num));
366 } else if (end_head > 0 || end_sec > 0) {
367 dprintk((KERN_DEBUG "Strange geometry: heads=%d, sectors=%d in partition table %d.\n",
368 end_head + 1, end_sec, num));
369 dprintk((KERN_DEBUG "Using geometry: heads=%d, sectors=%d.\n",
370 param->heads, param->sectors));
371 }
372 }
373 kfree(buf);
374 return 0;
375}
376
377/**
378 * aac_slave_configure - compute queue depths
379 * @sdev: SCSI device we are considering
380 *
381 * Selects queue depths for each target device based on the host adapter's
382 * total capacity and the queue depth supported by the target device.
383 * A queue depth of one automatically disables tagged queueing.
384 */
385
386static int aac_slave_configure(struct scsi_device *sdev)
387{
7c00ffa3
MH		 388 struct Scsi_Host *host = sdev->host;
389
1da177e4
LT		 390 if (sdev->tagged_supported)
391 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, 128);
392 else
393 scsi_adjust_queue_depth(sdev, 0, 1);
7c00ffa3 394
43f2f3d3
MH		 395 if (!(((struct aac_dev *)host->hostdata)->adapter_info.options
396 & AAC_OPT_NEW_COMM))
7c00ffa3
MH		 397 blk_queue_max_segment_size(sdev->request_queue, 65536);
398
1da177e4
LT		 399 return 0;
400}
401
402static int aac_ioctl(struct scsi_device *sdev, int cmd, void __user * arg)
403{
404 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
405 return aac_do_ioctl(dev, cmd, arg);
406}
407
1da177e4
LT		 408/*
409 * aac_eh_reset - Reset command handling
410 * @scsi_cmd: SCSI command block causing the reset
411 *
412 */
413static int aac_eh_reset(struct scsi_cmnd* cmd)
414{
415 struct scsi_device * dev = cmd->device;
416 struct Scsi_Host * host = dev->host;
417 struct scsi_cmnd * command;
418 int count;
419 struct aac_dev * aac;
420 unsigned long flags;
421
422 printk(KERN_ERR "%s: Host adapter reset request. SCSI hang ?\n",
423 AAC_DRIVERNAME);
424
425
df0ae249
JG		 426 spin_lock_irq(host->host_lock);
427
1da177e4
LT		 428 aac = (struct aac_dev *)host->hostdata;
429 if (aac_adapter_check_health(aac)) {
430 printk(KERN_ERR "%s: Host adapter appears dead\n",
431 AAC_DRIVERNAME);
df0ae249 432 spin_unlock_irq(host->host_lock);
1da177e4
LT		 433 return -ENODEV;
434 }
435 /*
436 * Wait for all commands to complete to this specific
437 * target (block maximum 60 seconds).
438 */
439 for (count = 60; count; --count) {
440 int active = 0;
441 __shost_for_each_device(dev, host) {
442 spin_lock_irqsave(&dev->list_lock, flags);
443 list_for_each_entry(command, &dev->cmd_list, list) {
444 if (command->serial_number) {
445 active++;
446 break;
447 }
448 }
449 spin_unlock_irqrestore(&dev->list_lock, flags);
450 if (active)
451 break;
452
453 }
454 /*
455 * We can exit If all the commands are complete
456 */
0e7734d3 457 spin_unlock_irq(host->host_lock);
1da177e4
LT		 458 if (active == 0)
459 return SUCCESS;
1da177e4
LT		 460 ssleep(1);
461 spin_lock_irq(host->host_lock);
462 }
df0ae249 463 spin_unlock_irq(host->host_lock);
1da177e4
LT		 464 printk(KERN_ERR "%s: SCSI bus appears hung\n", AAC_DRIVERNAME);
465 return -ETIMEDOUT;
466}
467
468/**
469 * aac_cfg_open - open a configuration file
470 * @inode: inode being opened
471 * @file: file handle attached
472 *
473 * Called when the configuration device is opened. Does the needed
474 * set up on the handle and then returns
475 *
476 * Bugs: This needs extending to check a given adapter is present
477 * so we can support hot plugging, and to ref count adapters.
478 */
479
480static int aac_cfg_open(struct inode *inode, struct file *file)
481{
482 struct aac_dev *aac;
7c00ffa3 483 unsigned minor_number = iminor(inode);
1da177e4
LT		 484 int err = -ENODEV;
485
486 list_for_each_entry(aac, &aac_devices, entry) {
7c00ffa3 487 if (aac->id == minor_number) {
1da177e4
LT		 488 file->private_data = aac;
489 err = 0;
490 break;
491 }
492 }
493
036d6184 494 return err;
1da177e4
LT		 495}
496
497/**
498 * aac_cfg_ioctl - AAC configuration request
499 * @inode: inode of device
500 * @file: file handle
501 * @cmd: ioctl command code
502 * @arg: argument
503 *
504 * Handles a configuration ioctl. Currently this involves wrapping it
505 * up and feeding it into the nasty windowsalike glue layer.
506 *
507 * Bugs: Needs locking against parallel ioctls lower down
508 * Bugs: Needs to handle hot plugging
509 */
510
511static int aac_cfg_ioctl(struct inode *inode, struct file *file,
512 unsigned int cmd, unsigned long arg)
513{
514 return aac_do_ioctl(file->private_data, cmd, (void __user *)arg);
515}
516
517#ifdef CONFIG_COMPAT
518static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long arg)
519{
520 long ret;
521 lock_kernel();
522 switch (cmd) {
523 case FSACTL_MINIPORT_REV_CHECK:
524 case FSACTL_SENDFIB:
525 case FSACTL_OPEN_GET_ADAPTER_FIB:
526 case FSACTL_CLOSE_GET_ADAPTER_FIB:
527 case FSACTL_SEND_RAW_SRB:
528 case FSACTL_GET_PCI_INFO:
529 case FSACTL_QUERY_DISK:
530 case FSACTL_DELETE_DISK:
531 case FSACTL_FORCE_DELETE_DISK:
532 case FSACTL_GET_CONTAINERS:
7c00ffa3 533 case FSACTL_SEND_LARGE_FIB:
1da177e4
LT		 534 ret = aac_do_ioctl(dev, cmd, (void __user *)arg);
535 break;
536
537 case FSACTL_GET_NEXT_ADAPTER_FIB: {
538 struct fib_ioctl __user *f;
539
540 f = compat_alloc_user_space(sizeof(*f));
541 ret = 0;
542 if (clear_user(f, sizeof(*f) != sizeof(*f)))
543 ret = -EFAULT;
544 if (copy_in_user(f, (void __user *)arg, sizeof(struct fib_ioctl) - sizeof(u32)))
545 ret = -EFAULT;
546 if (!ret)
547 ret = aac_do_ioctl(dev, cmd, (void __user *)arg);
548 break;
549 }
550
551 default:
552 ret = -ENOIOCTLCMD;
553 break;
554 }
555 unlock_kernel();
556 return ret;
557}
558
559static int aac_compat_ioctl(struct scsi_device *sdev, int cmd, void __user *arg)
560{
561 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
562 return aac_compat_do_ioctl(dev, cmd, (unsigned long)arg);
563}
564
565static long aac_compat_cfg_ioctl(struct file *file, unsigned cmd, unsigned long arg)
566{
567 return aac_compat_do_ioctl((struct aac_dev *)file->private_data, cmd, arg);
568}
569#endif
570
0bb14afe
MH		 571static ssize_t aac_show_model(struct class_device *class_dev,
572 char *buf)
573{
574 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
575 int len;
576
577 len = snprintf(buf, PAGE_SIZE, "%s\n",
578 aac_drivers[dev->cardtype].model);
579 return len;
580}
581
582static ssize_t aac_show_vendor(struct class_device *class_dev,
583 char *buf)
584{
585 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
586 int len;
587
588 len = snprintf(buf, PAGE_SIZE, "%s\n",
589 aac_drivers[dev->cardtype].vname);
590 return len;
591}
592
593static ssize_t aac_show_kernel_version(struct class_device *class_dev,
594 char *buf)
595{
596 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
597 int len, tmp;
598
599 tmp = le32_to_cpu(dev->adapter_info.kernelrev);
600 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
601 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
602 le32_to_cpu(dev->adapter_info.kernelbuild));
603 return len;
604}
605
606static ssize_t aac_show_monitor_version(struct class_device *class_dev,
607 char *buf)
608{
609 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
610 int len, tmp;
611
612 tmp = le32_to_cpu(dev->adapter_info.monitorrev);
613 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
614 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
615 le32_to_cpu(dev->adapter_info.monitorbuild));
616 return len;
617}
618
619static ssize_t aac_show_bios_version(struct class_device *class_dev,
620 char *buf)
621{
622 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
623 int len, tmp;
624
625 tmp = le32_to_cpu(dev->adapter_info.biosrev);
626 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
627 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
628 le32_to_cpu(dev->adapter_info.biosbuild));
629 return len;
630}
631
632static ssize_t aac_show_serial_number(struct class_device *class_dev,
633 char *buf)
634{
635 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
636 int len = 0;
637
638 if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0)
639 len = snprintf(buf, PAGE_SIZE, "%x\n",
640 le32_to_cpu(dev->adapter_info.serial[0]));
641 return len;
642}
643
644
645static struct class_device_attribute aac_model = {
646 .attr = {
647 .name = "model",
648 .mode = S_IRUGO,
649 },
650 .show = aac_show_model,
651};
652static struct class_device_attribute aac_vendor = {
653 .attr = {
654 .name = "vendor",
655 .mode = S_IRUGO,
656 },
657 .show = aac_show_vendor,
658};
659static struct class_device_attribute aac_kernel_version = {
660 .attr = {
661 .name = "hba_kernel_version",
662 .mode = S_IRUGO,
663 },
664 .show = aac_show_kernel_version,
665};
666static struct class_device_attribute aac_monitor_version = {
667 .attr = {
668 .name = "hba_monitor_version",
669 .mode = S_IRUGO,
670 },
671 .show = aac_show_monitor_version,
672};
673static struct class_device_attribute aac_bios_version = {
674 .attr = {
675 .name = "hba_bios_version",
676 .mode = S_IRUGO,
677 },
678 .show = aac_show_bios_version,
679};
680static struct class_device_attribute aac_serial_number = {
681 .attr = {
682 .name = "serial_number",
683 .mode = S_IRUGO,
684 },
685 .show = aac_show_serial_number,
686};
687
688static struct class_device_attribute *aac_attrs[] = {
689 &aac_model,
690 &aac_vendor,
691 &aac_kernel_version,
692 &aac_monitor_version,
693 &aac_bios_version,
694 &aac_serial_number,
695 NULL
696};
697
698
1da177e4
LT		 699static struct file_operations aac_cfg_fops = {
700 .owner = THIS_MODULE,
701 .ioctl = aac_cfg_ioctl,
702#ifdef CONFIG_COMPAT
703 .compat_ioctl = aac_compat_cfg_ioctl,
704#endif
705 .open = aac_cfg_open,
706};
707
708static struct scsi_host_template aac_driver_template = {
709 .module = THIS_MODULE,
710 .name = "AAC",
7c00ffa3 711 .proc_name = AAC_DRIVERNAME,
1da177e4
LT		 712 .info = aac_info,
713 .ioctl = aac_ioctl,
714#ifdef CONFIG_COMPAT
715 .compat_ioctl = aac_compat_ioctl,
716#endif
717 .queuecommand = aac_queuecommand,
718 .bios_param = aac_biosparm,
0bb14afe 719 .shost_attrs = aac_attrs,
1da177e4 720 .slave_configure = aac_slave_configure,
1da177e4
LT		 721 .eh_host_reset_handler = aac_eh_reset,
722 .can_queue = AAC_NUM_IO_FIB,
84971738 723 .this_id = MAXIMUM_NUM_CONTAINERS,
1da177e4
LT		 724 .sg_tablesize = 16,
725 .max_sectors = 128,
726#if (AAC_NUM_IO_FIB > 256)
727 .cmd_per_lun = 256,
728#else
729 .cmd_per_lun = AAC_NUM_IO_FIB,
730#endif
731 .use_clustering = ENABLE_CLUSTERING,
732};
733
734
735static int __devinit aac_probe_one(struct pci_dev *pdev,
736 const struct pci_device_id *id)
737{
738 unsigned index = id->driver_data;
739 struct Scsi_Host *shost;
740 struct aac_dev *aac;
741 struct list_head *insert = &aac_devices;
742 int error = -ENODEV;
743 int unique_id = 0;
744
745 list_for_each_entry(aac, &aac_devices, entry) {
746 if (aac->id > unique_id)
747 break;
748 insert = &aac->entry;
749 unique_id++;
750 }
751
08efb7b6
MH		 752 error = pci_enable_device(pdev);
753 if (error)
1da177e4
LT		 754 goto out;
755
71e0f32f
JB		 756 if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) ||
757 pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK))
1da177e4
LT		 758 goto out;
759 /*
760 * If the quirk31 bit is set, the adapter needs adapter
761 * to driver communication memory to be allocated below 2gig
762 */
763 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT)
764 if (pci_set_dma_mask(pdev, 0x7FFFFFFFULL) ||
765 pci_set_consistent_dma_mask(pdev, 0x7FFFFFFFULL))
766 goto out;
767
768 pci_set_master(pdev);
769
770 shost = scsi_host_alloc(&aac_driver_template, sizeof(struct aac_dev));
771 if (!shost)
772 goto out_disable_pdev;
773
774 shost->irq = pdev->irq;
775 shost->base = pci_resource_start(pdev, 0);
776 shost->unique_id = unique_id;
7a8cf29d 777 shost->max_cmd_len = 16;
1da177e4
LT		 778
779 aac = (struct aac_dev *)shost->hostdata;
780 aac->scsi_host_ptr = shost;
781 aac->pdev = pdev;
782 aac->name = aac_driver_template.name;
783 aac->id = shost->unique_id;
784 aac->cardtype = index;
785 INIT_LIST_HEAD(&aac->entry);
786
7c00ffa3 787 aac->fibs = kmalloc(sizeof(struct fib) * (shost->can_queue + AAC_NUM_MGT_FIB), GFP_KERNEL);
1da177e4
LT		 788 if (!aac->fibs)
789 goto out_free_host;
790 spin_lock_init(&aac->fib_lock);
791
8e0c5ebd
MH		 792 /*
793 * Map in the registers from the adapter.
794 */
795 aac->base_size = AAC_MIN_FOOTPRINT_SIZE;
796 if ((aac->regs.sa = ioremap(
797 (unsigned long)aac->scsi_host_ptr->base, AAC_MIN_FOOTPRINT_SIZE))
798 == NULL) {
799 printk(KERN_WARNING "%s: unable to map adapter.\n",
800 AAC_DRIVERNAME);
1da177e4 801 goto out_free_fibs;
8e0c5ebd
MH		 802 }
803 if ((*aac_drivers[index].init)(aac))
804 goto out_unmap;
805
806 /*
807 * Start any kernel threads needed
808 */
809 aac->thread_pid = kernel_thread((int (*)(void *))aac_command_thread,
810 aac, 0);
811 if (aac->thread_pid < 0) {
812 printk(KERN_ERR "aacraid: Unable to create command thread.\n");
813 goto out_deinit;
814 }
1da177e4
LT		 815
816 /*
817 * If we had set a smaller DMA mask earlier, set it to 4gig
818 * now since the adapter can dma data to at least a 4gig
819 * address space.
820 */
821 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT)
71e0f32f
JB		 822 if (pci_set_dma_mask(pdev, DMA_32BIT_MASK))
823 goto out_deinit;
824
84971738 825 aac->maximum_num_channels = aac_drivers[index].channels;
08efb7b6
MH		 826 error = aac_get_adapter_info(aac);
827 if (error < 0)
828 goto out_deinit;
1da177e4
LT		 829
830 /*
7c00ffa3
MH		 831 * Lets override negotiations and drop the maximum SG limit to 34
832 */
833 if ((aac_drivers[index].quirks & AAC_QUIRK_34SG) &&
834 (aac->scsi_host_ptr->sg_tablesize > 34)) {
835 aac->scsi_host_ptr->sg_tablesize = 34;
836 aac->scsi_host_ptr->max_sectors
837 = (aac->scsi_host_ptr->sg_tablesize * 8) + 112;
838 }
839
840 /*
841 * Firware printf works only with older firmware.
842 */
843 if (aac_drivers[index].quirks & AAC_QUIRK_34SG)
844 aac->printf_enabled = 1;
845 else
846 aac->printf_enabled = 0;
847
848 /*
1da177e4
LT		 849 * max channel will be the physical channels plus 1 virtual channel
850 * all containers are on the virtual channel 0
851 * physical channels are address by their actual physical number+1
852 */
853 if (aac->nondasd_support == 1)
84971738 854 shost->max_channel = aac->maximum_num_channels + 1;
1da177e4
LT		 855 else
856 shost->max_channel = 1;
857
858 aac_get_config_status(aac);
859 aac_get_containers(aac);
860 list_add(&aac->entry, insert);
861
862 shost->max_id = aac->maximum_num_containers;
84971738
MH		 863 if (shost->max_id < aac->maximum_num_physicals)
864 shost->max_id = aac->maximum_num_physicals;
1da177e4
LT		 865 if (shost->max_id < MAXIMUM_NUM_CONTAINERS)
866 shost->max_id = MAXIMUM_NUM_CONTAINERS;
867 else
868 shost->this_id = shost->max_id;
869
870 /*
871 * dmb - we may need to move the setting of these parms somewhere else once
872 * we get a fib that can report the actual numbers
873 */
874 shost->max_lun = AAC_MAX_LUN;
875
876 pci_set_drvdata(pdev, shost);
877
878 error = scsi_add_host(shost, &pdev->dev);
879 if (error)
880 goto out_deinit;
881 scsi_scan_host(shost);
882
883 return 0;
884
bd1aac80 885 out_deinit:
1da177e4
LT		 886 kill_proc(aac->thread_pid, SIGKILL, 0);
887 wait_for_completion(&aac->aif_completion);
888
889 aac_send_shutdown(aac);
bd1aac80 890 aac_adapter_disable_int(aac);
8e0c5ebd
MH		 891 free_irq(pdev->irq, aac);
892 out_unmap:
1da177e4
LT		 893 fib_map_free(aac);
894 pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr, aac->comm_phys);
895 kfree(aac->queues);
1da177e4
LT		 896 iounmap(aac->regs.sa);
897 out_free_fibs:
898 kfree(aac->fibs);
899 kfree(aac->fsa_dev);
900 out_free_host:
901 scsi_host_put(shost);
902 out_disable_pdev:
903 pci_disable_device(pdev);
904 out:
905 return error;
906}
907
bd1aac80
MH		 908static void aac_shutdown(struct pci_dev *dev)
909{
910 struct Scsi_Host *shost = pci_get_drvdata(dev);
911 struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
912 aac_send_shutdown(aac);
913}
914
1da177e4
LT		 915static void __devexit aac_remove_one(struct pci_dev *pdev)
916{
917 struct Scsi_Host *shost = pci_get_drvdata(pdev);
918 struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
919
920 scsi_remove_host(shost);
921
922 kill_proc(aac->thread_pid, SIGKILL, 0);
923 wait_for_completion(&aac->aif_completion);
924
925 aac_send_shutdown(aac);
bd1aac80 926 aac_adapter_disable_int(aac);
1da177e4
LT		 927 fib_map_free(aac);
928 pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr,
929 aac->comm_phys);
930 kfree(aac->queues);
931
932 free_irq(pdev->irq, aac);
933 iounmap(aac->regs.sa);
934
935 kfree(aac->fibs);
8e0c5ebd 936 kfree(aac->fsa_dev);
1da177e4
LT		 937
938 list_del(&aac->entry);
939 scsi_host_put(shost);
940 pci_disable_device(pdev);
941}
942
943static struct pci_driver aac_pci_driver = {
944 .name = AAC_DRIVERNAME,
945 .id_table = aac_pci_tbl,
946 .probe = aac_probe_one,
947 .remove = __devexit_p(aac_remove_one),
bd1aac80 948 .shutdown = aac_shutdown,
1da177e4
LT		 949};
950
951static int __init aac_init(void)
952{
953 int error;
954
c7f47602
MH		 955 printk(KERN_INFO "Adaptec %s driver (%s)\n",
956 AAC_DRIVERNAME, aac_driver_version);
1da177e4 957
08efb7b6
MH		 958 error = pci_register_driver(&aac_pci_driver);
959 if (error < 0)
1da177e4
LT		 960 return error;
961
962 aac_cfg_major = register_chrdev( 0, "aac", &aac_cfg_fops);
963 if (aac_cfg_major < 0) {
964 printk(KERN_WARNING
965 "aacraid: unable to register \"aac\" device.\n");
966 }
bd1aac80 967
1da177e4
LT		 968 return 0;
969}
970
971static void __exit aac_exit(void)
972{
973 unregister_chrdev(aac_cfg_major, "aac");
974 pci_unregister_driver(&aac_pci_driver);
975}
976
977module_init(aac_init);
978module_exit(aac_exit);
kernel source for telekom puls (alcatel/mediatek)