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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
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 *
Mark Haverkamp03d44332007-03-15 10:27:45 -07008 * Copyright (c) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com)
Linus Torvalds1da177e2005-04-16 15:20:36 -07009 *
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
Linus Torvalds1da177e2005-04-16 15:20:36 -070030
31#include <linux/compat.h>
32#include <linux/blkdev.h>
33#include <linux/completion.h>
34#include <linux/init.h>
35#include <linux/interrupt.h>
36#include <linux/kernel.h>
37#include <linux/module.h>
38#include <linux/moduleparam.h>
39#include <linux/pci.h>
40#include <linux/slab.h>
Jonathan Corbetd4514d12008-05-15 16:01:47 -060041#include <linux/smp_lock.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070042#include <linux/spinlock.h>
43#include <linux/syscalls.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070044#include <linux/delay.h>
Christoph Hellwigfe273812006-02-14 18:45:06 +010045#include <linux/kthread.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070046
47#include <scsi/scsi.h>
48#include <scsi/scsi_cmnd.h>
49#include <scsi/scsi_device.h>
50#include <scsi/scsi_host.h>
51#include <scsi/scsi_tcq.h>
52#include <scsi/scsicam.h>
53#include <scsi/scsi_eh.h>
54
55#include "aacraid.h"
56
Mark Haverkamp9a72f972006-03-27 09:44:37 -080057#define AAC_DRIVER_VERSION "1.1-5"
58#ifndef AAC_DRIVER_BRANCH
59#define AAC_DRIVER_BRANCH ""
60#endif
61#define AAC_DRIVER_BUILD_DATE __DATE__ " " __TIME__
62#define AAC_DRIVERNAME "aacraid"
63
Mark Haverkampc7f47602005-08-03 15:38:55 -070064#ifdef AAC_DRIVER_BUILD
65#define _str(x) #x
66#define str(x) _str(x)
67#define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION "[" str(AAC_DRIVER_BUILD) "]" AAC_DRIVER_BRANCH
68#else
69#define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION AAC_DRIVER_BRANCH " " AAC_DRIVER_BUILD_DATE
70#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -070071
72MODULE_AUTHOR("Red Hat Inc and Adaptec");
73MODULE_DESCRIPTION("Dell PERC2, 2/Si, 3/Si, 3/Di, "
74 "Adaptec Advanced Raid Products, "
Mark Haverkamp1241f352006-03-27 09:44:23 -080075 "HP NetRAID-4M, IBM ServeRAID & ICP SCSI driver");
Linus Torvalds1da177e2005-04-16 15:20:36 -070076MODULE_LICENSE("GPL");
Mark Haverkampc7f47602005-08-03 15:38:55 -070077MODULE_VERSION(AAC_DRIVER_FULL_VERSION);
Linus Torvalds1da177e2005-04-16 15:20:36 -070078
79static LIST_HEAD(aac_devices);
80static int aac_cfg_major = -1;
Mark Haverkampc7f47602005-08-03 15:38:55 -070081char aac_driver_version[] = AAC_DRIVER_FULL_VERSION;
Linus Torvalds1da177e2005-04-16 15:20:36 -070082
83/*
84 * Because of the way Linux names scsi devices, the order in this table has
85 * become important. Check for on-board Raid first, add-in cards second.
86 *
87 * Note: The last field is used to index into aac_drivers below.
88 */
89static struct pci_device_id aac_pci_tbl[] = {
90 { 0x1028, 0x0001, 0x1028, 0x0001, 0, 0, 0 }, /* PERC 2/Si (Iguana/PERC2Si) */
91 { 0x1028, 0x0002, 0x1028, 0x0002, 0, 0, 1 }, /* PERC 3/Di (Opal/PERC3Di) */
92 { 0x1028, 0x0003, 0x1028, 0x0003, 0, 0, 2 }, /* PERC 3/Si (SlimFast/PERC3Si */
93 { 0x1028, 0x0004, 0x1028, 0x00d0, 0, 0, 3 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */
94 { 0x1028, 0x0002, 0x1028, 0x00d1, 0, 0, 4 }, /* PERC 3/Di (Viper/PERC3DiV) */
95 { 0x1028, 0x0002, 0x1028, 0x00d9, 0, 0, 5 }, /* PERC 3/Di (Lexus/PERC3DiL) */
96 { 0x1028, 0x000a, 0x1028, 0x0106, 0, 0, 6 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */
97 { 0x1028, 0x000a, 0x1028, 0x011b, 0, 0, 7 }, /* PERC 3/Di (Dagger/PERC3DiD) */
98 { 0x1028, 0x000a, 0x1028, 0x0121, 0, 0, 8 }, /* PERC 3/Di (Boxster/PERC3DiB) */
99 { 0x9005, 0x0283, 0x9005, 0x0283, 0, 0, 9 }, /* catapult */
100 { 0x9005, 0x0284, 0x9005, 0x0284, 0, 0, 10 }, /* tomcat */
101 { 0x9005, 0x0285, 0x9005, 0x0286, 0, 0, 11 }, /* Adaptec 2120S (Crusader) */
102 { 0x9005, 0x0285, 0x9005, 0x0285, 0, 0, 12 }, /* Adaptec 2200S (Vulcan) */
103 { 0x9005, 0x0285, 0x9005, 0x0287, 0, 0, 13 }, /* Adaptec 2200S (Vulcan-2m) */
104 { 0x9005, 0x0285, 0x17aa, 0x0286, 0, 0, 14 }, /* Legend S220 (Legend Crusader) */
105 { 0x9005, 0x0285, 0x17aa, 0x0287, 0, 0, 15 }, /* Legend S230 (Legend Vulcan) */
106
107 { 0x9005, 0x0285, 0x9005, 0x0288, 0, 0, 16 }, /* Adaptec 3230S (Harrier) */
108 { 0x9005, 0x0285, 0x9005, 0x0289, 0, 0, 17 }, /* Adaptec 3240S (Tornado) */
109 { 0x9005, 0x0285, 0x9005, 0x028a, 0, 0, 18 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */
110 { 0x9005, 0x0285, 0x9005, 0x028b, 0, 0, 19 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */
111 { 0x9005, 0x0286, 0x9005, 0x028c, 0, 0, 20 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */
112 { 0x9005, 0x0286, 0x9005, 0x028d, 0, 0, 21 }, /* ASR-2130S (Lancer) */
113 { 0x9005, 0x0286, 0x9005, 0x029b, 0, 0, 22 }, /* AAR-2820SA (Intruder) */
114 { 0x9005, 0x0286, 0x9005, 0x029c, 0, 0, 23 }, /* AAR-2620SA (Intruder) */
115 { 0x9005, 0x0286, 0x9005, 0x029d, 0, 0, 24 }, /* AAR-2420SA (Intruder) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500116 { 0x9005, 0x0286, 0x9005, 0x029e, 0, 0, 25 }, /* ICP9024RO (Lancer) */
117 { 0x9005, 0x0286, 0x9005, 0x029f, 0, 0, 26 }, /* ICP9014RO (Lancer) */
Mark Haverkamp84971732005-06-20 11:55:24 -0700118 { 0x9005, 0x0286, 0x9005, 0x02a0, 0, 0, 27 }, /* ICP9047MA (Lancer) */
119 { 0x9005, 0x0286, 0x9005, 0x02a1, 0, 0, 28 }, /* ICP9087MA (Lancer) */
Mark Haverkamp75c36282006-06-08 13:55:42 -0700120 { 0x9005, 0x0286, 0x9005, 0x02a3, 0, 0, 29 }, /* ICP5445AU (Hurricane44) */
Mark Haverkamp84971732005-06-20 11:55:24 -0700121 { 0x9005, 0x0285, 0x9005, 0x02a4, 0, 0, 30 }, /* ICP9085LI (Marauder-X) */
122 { 0x9005, 0x0285, 0x9005, 0x02a5, 0, 0, 31 }, /* ICP5085BR (Marauder-E) */
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700123 { 0x9005, 0x0286, 0x9005, 0x02a6, 0, 0, 32 }, /* ICP9067MA (Intruder-6) */
124 { 0x9005, 0x0287, 0x9005, 0x0800, 0, 0, 33 }, /* Themisto Jupiter Platform */
125 { 0x9005, 0x0200, 0x9005, 0x0200, 0, 0, 33 }, /* Themisto Jupiter Platform */
126 { 0x9005, 0x0286, 0x9005, 0x0800, 0, 0, 34 }, /* Callisto Jupiter Platform */
127 { 0x9005, 0x0285, 0x9005, 0x028e, 0, 0, 35 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */
128 { 0x9005, 0x0285, 0x9005, 0x028f, 0, 0, 36 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */
129 { 0x9005, 0x0285, 0x9005, 0x0290, 0, 0, 37 }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */
130 { 0x9005, 0x0285, 0x1028, 0x0291, 0, 0, 38 }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */
131 { 0x9005, 0x0285, 0x9005, 0x0292, 0, 0, 39 }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */
132 { 0x9005, 0x0285, 0x9005, 0x0293, 0, 0, 40 }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */
133 { 0x9005, 0x0285, 0x9005, 0x0294, 0, 0, 41 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */
134 { 0x9005, 0x0285, 0x103C, 0x3227, 0, 0, 42 }, /* AAR-2610SA PCI SATA 6ch */
135 { 0x9005, 0x0285, 0x9005, 0x0296, 0, 0, 43 }, /* ASR-2240S (SabreExpress) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500136 { 0x9005, 0x0285, 0x9005, 0x0297, 0, 0, 44 }, /* ASR-4005 */
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700137 { 0x9005, 0x0285, 0x1014, 0x02F2, 0, 0, 45 }, /* IBM 8i (AvonPark) */
138 { 0x9005, 0x0285, 0x1014, 0x0312, 0, 0, 45 }, /* IBM 8i (AvonPark Lite) */
139 { 0x9005, 0x0286, 0x1014, 0x9580, 0, 0, 46 }, /* IBM 8k/8k-l8 (Aurora) */
140 { 0x9005, 0x0286, 0x1014, 0x9540, 0, 0, 47 }, /* IBM 8k/8k-l4 (Aurora Lite) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500141 { 0x9005, 0x0285, 0x9005, 0x0298, 0, 0, 48 }, /* ASR-4000 (BlackBird) */
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700142 { 0x9005, 0x0285, 0x9005, 0x0299, 0, 0, 49 }, /* ASR-4800SAS (Marauder-X) */
143 { 0x9005, 0x0285, 0x9005, 0x029a, 0, 0, 50 }, /* ASR-4805SAS (Marauder-E) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500144 { 0x9005, 0x0286, 0x9005, 0x02a2, 0, 0, 51 }, /* ASR-3800 (Hurricane44) */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700145
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700146 { 0x9005, 0x0285, 0x1028, 0x0287, 0, 0, 52 }, /* Perc 320/DC*/
147 { 0x1011, 0x0046, 0x9005, 0x0365, 0, 0, 53 }, /* Adaptec 5400S (Mustang)*/
148 { 0x1011, 0x0046, 0x9005, 0x0364, 0, 0, 54 }, /* Adaptec 5400S (Mustang)*/
149 { 0x1011, 0x0046, 0x9005, 0x1364, 0, 0, 55 }, /* Dell PERC2/QC */
150 { 0x1011, 0x0046, 0x103c, 0x10c2, 0, 0, 56 }, /* HP NetRAID-4M */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700151
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700152 { 0x9005, 0x0285, 0x1028, PCI_ANY_ID, 0, 0, 57 }, /* Dell Catchall */
153 { 0x9005, 0x0285, 0x17aa, PCI_ANY_ID, 0, 0, 58 }, /* Legend Catchall */
154 { 0x9005, 0x0285, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 59 }, /* Adaptec Catch All */
155 { 0x9005, 0x0286, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 60 }, /* Adaptec Rocket Catch All */
Mark Haverkamp239eab12007-01-23 15:00:13 -0800156 { 0x9005, 0x0288, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 61 }, /* Adaptec NEMER/ARK Catch All */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700157 { 0,}
158};
159MODULE_DEVICE_TABLE(pci, aac_pci_tbl);
160
161/*
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800162 * dmb - For now we add the number of channels to this structure.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700163 * In the future we should add a fib that reports the number of channels
164 * for the card. At that time we can remove the channels from here
165 */
166static struct aac_driver_ident aac_drivers[] = {
Salyzyn, Mark94cf6ba2007-12-13 16:14:18 -0800167 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 2/Si (Iguana/PERC2Si) */
168 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Opal/PERC3Di) */
169 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Si (SlimFast/PERC3Si */
170 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */
171 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Viper/PERC3DiV) */
172 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Lexus/PERC3DiL) */
173 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */
174 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Dagger/PERC3DiD) */
175 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Boxster/PERC3DiB) */
176 { aac_rx_init, "aacraid", "ADAPTEC ", "catapult ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* catapult */
177 { aac_rx_init, "aacraid", "ADAPTEC ", "tomcat ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* tomcat */
178 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2120S (Crusader) */
179 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan) */
180 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan-2m) */
181 { aac_rx_init, "aacraid", "Legend ", "Legend S220 ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S220 (Legend Crusader) */
182 { 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 -0700183
184 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3230S ", 2 }, /* Adaptec 3230S (Harrier) */
185 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3240S ", 2 }, /* Adaptec 3240S (Tornado) */
186 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020ZCR ", 2 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */
187 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025ZCR ", 2 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */
188 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2230S PCI-X ", 2 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */
189 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2130S PCI-X ", 1 }, /* ASR-2130S (Lancer) */
190 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2820SA ", 1 }, /* AAR-2820SA (Intruder) */
191 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2620SA ", 1 }, /* AAR-2620SA (Intruder) */
192 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2420SA ", 1 }, /* AAR-2420SA (Intruder) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500193 { aac_rkt_init, "aacraid", "ICP ", "ICP9024RO ", 2 }, /* ICP9024RO (Lancer) */
194 { aac_rkt_init, "aacraid", "ICP ", "ICP9014RO ", 1 }, /* ICP9014RO (Lancer) */
Mark Haverkamp84971732005-06-20 11:55:24 -0700195 { aac_rkt_init, "aacraid", "ICP ", "ICP9047MA ", 1 }, /* ICP9047MA (Lancer) */
196 { aac_rkt_init, "aacraid", "ICP ", "ICP9087MA ", 1 }, /* ICP9087MA (Lancer) */
Mark Haverkamp75c36282006-06-08 13:55:42 -0700197 { aac_rkt_init, "aacraid", "ICP ", "ICP5445AU ", 1 }, /* ICP5445AU (Hurricane44) */
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700198 { aac_rx_init, "aacraid", "ICP ", "ICP9085LI ", 1 }, /* ICP9085LI (Marauder-X) */
199 { aac_rx_init, "aacraid", "ICP ", "ICP5085BR ", 1 }, /* ICP5085BR (Marauder-E) */
200 { aac_rkt_init, "aacraid", "ICP ", "ICP9067MA ", 1 }, /* ICP9067MA (Intruder-6) */
Mark Haverkamp84971732005-06-20 11:55:24 -0700201 { NULL , "aacraid", "ADAPTEC ", "Themisto ", 0, AAC_QUIRK_SLAVE }, /* Jupiter Platform */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700202 { aac_rkt_init, "aacraid", "ADAPTEC ", "Callisto ", 2, AAC_QUIRK_MASTER }, /* Jupiter Platform */
203 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020SA ", 1 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */
204 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025SA ", 1 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */
Mark Haverkampdb39363c2006-01-11 09:28:29 -0800205 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2410SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */
206 { aac_rx_init, "aacraid", "DELL ", "CERC SR2 ", 1, AAC_QUIRK_17SG }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */
207 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2810SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */
208 { 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 -0700209 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2026ZCR ", 1 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */
210 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2610SA ", 1 }, /* SATA 6Ch (Bearcat) */
211 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2240S ", 1 }, /* ASR-2240S (SabreExpress) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500212 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4005 ", 1 }, /* ASR-4005 */
Mark Haverkamp84971732005-06-20 11:55:24 -0700213 { aac_rx_init, "ServeRAID","IBM ", "ServeRAID 8i ", 1 }, /* IBM 8i (AvonPark) */
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700214 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l8 ", 1 }, /* IBM 8k/8k-l8 (Aurora) */
215 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l4 ", 1 }, /* IBM 8k/8k-l4 (Aurora Lite) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500216 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4000 ", 1 }, /* ASR-4000 (BlackBird & AvonPark) */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700217 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4800SAS ", 1 }, /* ASR-4800SAS (Marauder-X) */
218 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4805SAS ", 1 }, /* ASR-4805SAS (Marauder-E) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500219 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-3800 ", 1 }, /* ASR-3800 (Hurricane44) */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700220
221 { aac_rx_init, "percraid", "DELL ", "PERC 320/DC ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Perc 320/DC*/
222 { aac_sa_init, "aacraid", "ADAPTEC ", "Adaptec 5400S ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/
223 { aac_sa_init, "aacraid", "ADAPTEC ", "AAC-364 ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/
Salyzyn, Markb27e66d2007-06-19 16:05:12 -0400224 { aac_sa_init, "percraid", "DELL ", "PERCRAID ", 4, AAC_QUIRK_34SG }, /* Dell PERC2/QC */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700225 { aac_sa_init, "hpnraid", "HP ", "NetRAID ", 4, AAC_QUIRK_34SG }, /* HP NetRAID-4M */
226
Salyzyn, Mark94cf6ba2007-12-13 16:14:18 -0800227 { aac_rx_init, "aacraid", "DELL ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Dell Catchall */
228 { 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 -0400229 { aac_rx_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Catch All */
Mark Haverkamp239eab12007-01-23 15:00:13 -0800230 { aac_rkt_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Rocket Catch All */
231 { aac_nark_init, "aacraid", "ADAPTEC ", "RAID ", 2 } /* Adaptec NEMER/ARK Catch All */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700232};
233
234/**
235 * aac_queuecommand - queue a SCSI command
236 * @cmd: SCSI command to queue
237 * @done: Function to call on command completion
238 *
239 * Queues a command for execution by the associated Host Adapter.
240 *
241 * TODO: unify with aac_scsi_cmd().
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800242 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700243
244static int aac_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
245{
Mark Haverkamp03d44332007-03-15 10:27:45 -0700246 struct Scsi_Host *host = cmd->device->host;
247 struct aac_dev *dev = (struct aac_dev *)host->hostdata;
248 u32 count = 0;
249 cmd->scsi_done = done;
250 for (; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
251 struct fib * fib = &dev->fibs[count];
252 struct scsi_cmnd * command;
253 if (fib->hw_fib_va->header.XferState &&
254 ((command = fib->callback_data)) &&
255 (command == cmd) &&
256 (cmd->SCp.phase == AAC_OWNER_FIRMWARE))
257 return 0; /* Already owned by Adapter */
258 }
Mark Haverkamp77d644d2006-03-27 09:43:40 -0800259 cmd->SCp.phase = AAC_OWNER_LOWLEVEL;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700260 return (aac_scsi_cmd(cmd) ? FAILED : 0);
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800261}
Linus Torvalds1da177e2005-04-16 15:20:36 -0700262
263/**
264 * aac_info - Returns the host adapter name
265 * @shost: Scsi host to report on
266 *
267 * Returns a static string describing the device in question
268 */
269
Adrian Bunk 48338692005-04-25 19:45:58 -0700270static const char *aac_info(struct Scsi_Host *shost)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700271{
272 struct aac_dev *dev = (struct aac_dev *)shost->hostdata;
273 return aac_drivers[dev->cardtype].name;
274}
275
276/**
277 * aac_get_driver_ident
Salyzyn, Mark8ef22242008-02-08 05:48:22 -0800278 * @devtype: index into lookup table
Linus Torvalds1da177e2005-04-16 15:20:36 -0700279 *
Salyzyn, Mark8ef22242008-02-08 05:48:22 -0800280 * Returns a pointer to the entry in the driver lookup table.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700281 */
282
283struct aac_driver_ident* aac_get_driver_ident(int devtype)
284{
285 return &aac_drivers[devtype];
286}
287
288/**
289 * aac_biosparm - return BIOS parameters for disk
290 * @sdev: The scsi device corresponding to the disk
291 * @bdev: the block device corresponding to the disk
292 * @capacity: the sector capacity of the disk
293 * @geom: geometry block to fill in
294 *
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800295 * Return the Heads/Sectors/Cylinders BIOS Disk Parameters for Disk.
296 * The default disk geometry is 64 heads, 32 sectors, and the appropriate
297 * number of cylinders so as not to exceed drive capacity. In order for
Linus Torvalds1da177e2005-04-16 15:20:36 -0700298 * disks equal to or larger than 1 GB to be addressable by the BIOS
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800299 * without exceeding the BIOS limitation of 1024 cylinders, Extended
300 * Translation should be enabled. With Extended Translation enabled,
301 * drives between 1 GB inclusive and 2 GB exclusive are given a disk
302 * geometry of 128 heads and 32 sectors, and drives above 2 GB inclusive
303 * are given a disk geometry of 255 heads and 63 sectors. However, if
304 * the BIOS detects that the Extended Translation setting does not match
305 * the geometry in the partition table, then the translation inferred
306 * from the partition table will be used by the BIOS, and a warning may
Linus Torvalds1da177e2005-04-16 15:20:36 -0700307 * be displayed.
308 */
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800309
Linus Torvalds1da177e2005-04-16 15:20:36 -0700310static int aac_biosparm(struct scsi_device *sdev, struct block_device *bdev,
311 sector_t capacity, int *geom)
312{
313 struct diskparm *param = (struct diskparm *)geom;
314 unsigned char *buf;
315
316 dprintk((KERN_DEBUG "aac_biosparm.\n"));
317
318 /*
319 * Assuming extended translation is enabled - #REVISIT#
320 */
321 if (capacity >= 2 * 1024 * 1024) { /* 1 GB in 512 byte sectors */
322 if(capacity >= 4 * 1024 * 1024) { /* 2 GB in 512 byte sectors */
323 param->heads = 255;
324 param->sectors = 63;
325 } else {
326 param->heads = 128;
327 param->sectors = 32;
328 }
329 } else {
330 param->heads = 64;
331 param->sectors = 32;
332 }
333
334 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors);
335
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800336 /*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700337 * Read the first 1024 bytes from the disk device, if the boot
338 * sector partition table is valid, search for a partition table
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800339 * entry whose end_head matches one of the standard geometry
Linus Torvalds1da177e2005-04-16 15:20:36 -0700340 * translations ( 64/32, 128/32, 255/63 ).
341 */
342 buf = scsi_bios_ptable(bdev);
Mark Haverkamp8bdf8102005-11-30 12:01:39 -0800343 if (!buf)
344 return 0;
Mark Haverkamp 56b58712005-04-27 06:05:51 -0700345 if(*(__le16 *)(buf + 0x40) == cpu_to_le16(0xaa55)) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700346 struct partition *first = (struct partition * )buf;
347 struct partition *entry = first;
348 int saved_cylinders = param->cylinders;
349 int num;
350 unsigned char end_head, end_sec;
351
352 for(num = 0; num < 4; num++) {
353 end_head = entry->end_head;
354 end_sec = entry->end_sector & 0x3f;
355
356 if(end_head == 63) {
357 param->heads = 64;
358 param->sectors = 32;
359 break;
360 } else if(end_head == 127) {
361 param->heads = 128;
362 param->sectors = 32;
363 break;
364 } else if(end_head == 254) {
365 param->heads = 255;
366 param->sectors = 63;
367 break;
368 }
369 entry++;
370 }
371
372 if (num == 4) {
373 end_head = first->end_head;
374 end_sec = first->end_sector & 0x3f;
375 }
376
377 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors);
378 if (num < 4 && end_sec == param->sectors) {
379 if (param->cylinders != saved_cylinders)
380 dprintk((KERN_DEBUG "Adopting geometry: heads=%d, sectors=%d from partition table %d.\n",
381 param->heads, param->sectors, num));
382 } else if (end_head > 0 || end_sec > 0) {
383 dprintk((KERN_DEBUG "Strange geometry: heads=%d, sectors=%d in partition table %d.\n",
384 end_head + 1, end_sec, num));
385 dprintk((KERN_DEBUG "Using geometry: heads=%d, sectors=%d.\n",
386 param->heads, param->sectors));
387 }
388 }
389 kfree(buf);
390 return 0;
391}
392
393/**
394 * aac_slave_configure - compute queue depths
395 * @sdev: SCSI device we are considering
396 *
397 * Selects queue depths for each target device based on the host adapter's
398 * total capacity and the queue depth supported by the target device.
399 * A queue depth of one automatically disables tagged queueing.
400 */
401
402static int aac_slave_configure(struct scsi_device *sdev)
403{
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800404 struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata;
Mark Salyzyna4576b52008-04-30 15:47:35 -0400405 if (aac->jbod && (sdev->type == TYPE_DISK))
406 sdev->removable = 1;
Mark Haverkampbb08f922006-02-01 09:30:44 -0800407 if ((sdev->type == TYPE_DISK) &&
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800408 (sdev_channel(sdev) != CONTAINER_CHANNEL) &&
Salyzyn, Markcb1042f2008-01-17 09:25:07 -0800409 (!aac->jbod || sdev->inq_periph_qual) &&
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800410 (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2))) {
Mark Haverkampe37ee4b2007-01-26 09:23:32 -0800411 if (expose_physicals == 0)
412 return -ENXIO;
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800413 if (expose_physicals < 0)
414 sdev->no_uld_attach = 1;
Mark Haverkampbb08f922006-02-01 09:30:44 -0800415 }
416 if (sdev->tagged_supported && (sdev->type == TYPE_DISK) &&
Salyzyn, Markcb1042f2008-01-17 09:25:07 -0800417 (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2)) &&
418 !sdev->no_uld_attach) {
Mark Haverkampbb08f922006-02-01 09:30:44 -0800419 struct scsi_device * dev;
420 struct Scsi_Host *host = sdev->host;
421 unsigned num_lsu = 0;
422 unsigned num_one = 0;
423 unsigned depth;
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800424 unsigned cid;
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -0700425
Salyzyn, Mark94cf6ba2007-12-13 16:14:18 -0800426 /*
427 * Firmware has an individual device recovery time typically
428 * of 35 seconds, give us a margin.
429 */
James Bottomley8fbd64e2008-11-30 10:15:37 -0600430 if (sdev->request_queue->rq_timeout < (45 * HZ))
431 blk_queue_rq_timeout(sdev->request_queue, 45*HZ);
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800432 for (cid = 0; cid < aac->maximum_num_containers; ++cid)
433 if (aac->fsa_dev[cid].valid)
434 ++num_lsu;
Mark Haverkampbb08f922006-02-01 09:30:44 -0800435 __shost_for_each_device(dev, host) {
436 if (dev->tagged_supported && (dev->type == TYPE_DISK) &&
Salyzyn, Markcb1042f2008-01-17 09:25:07 -0800437 (!aac->raid_scsi_mode ||
438 (sdev_channel(sdev) != 2)) &&
439 !dev->no_uld_attach) {
440 if ((sdev_channel(dev) != CONTAINER_CHANNEL)
441 || !aac->fsa_dev[sdev_id(dev)].valid)
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800442 ++num_lsu;
443 } else
Mark Haverkampbb08f922006-02-01 09:30:44 -0800444 ++num_one;
445 }
446 if (num_lsu == 0)
447 ++num_lsu;
448 depth = (host->can_queue - num_one) / num_lsu;
449 if (depth > 256)
450 depth = 256;
451 else if (depth < 2)
452 depth = 2;
453 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, depth);
Mark Haverkampbb08f922006-02-01 09:30:44 -0800454 } else
Linus Torvalds1da177e2005-04-16 15:20:36 -0700455 scsi_adjust_queue_depth(sdev, 0, 1);
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -0700456
Linus Torvalds1da177e2005-04-16 15:20:36 -0700457 return 0;
458}
459
Salyzyn, Mark5c9cfed2007-05-30 10:01:14 -0400460/**
461 * aac_change_queue_depth - alter queue depths
462 * @sdev: SCSI device we are considering
463 * @depth: desired queue depth
464 *
465 * Alters queue depths for target device based on the host adapter's
466 * total capacity and the queue depth supported by the target device.
467 */
468
469static int aac_change_queue_depth(struct scsi_device *sdev, int depth)
470{
471 if (sdev->tagged_supported && (sdev->type == TYPE_DISK) &&
472 (sdev_channel(sdev) == CONTAINER_CHANNEL)) {
473 struct scsi_device * dev;
474 struct Scsi_Host *host = sdev->host;
475 unsigned num = 0;
476
477 __shost_for_each_device(dev, host) {
478 if (dev->tagged_supported && (dev->type == TYPE_DISK) &&
479 (sdev_channel(dev) == CONTAINER_CHANNEL))
480 ++num;
481 ++num;
482 }
483 if (num >= host->can_queue)
484 num = host->can_queue - 1;
485 if (depth > (host->can_queue - num))
486 depth = host->can_queue - num;
487 if (depth > 256)
488 depth = 256;
489 else if (depth < 2)
490 depth = 2;
491 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, depth);
492 } else
493 scsi_adjust_queue_depth(sdev, 0, 1);
494 return sdev->queue_depth;
495}
496
Salyzyn, Mark17eaace2008-01-08 12:23:49 -0800497static ssize_t aac_show_raid_level(struct device *dev, struct device_attribute *attr, char *buf)
498{
Salyzyn, Mark95f6fb52008-02-08 09:01:34 -0800499 struct scsi_device *sdev = to_scsi_device(dev);
500 struct aac_dev *aac = (struct aac_dev *)(sdev->host->hostdata);
Salyzyn, Mark17eaace2008-01-08 12:23:49 -0800501 if (sdev_channel(sdev) != CONTAINER_CHANNEL)
502 return snprintf(buf, PAGE_SIZE, sdev->no_uld_attach
Salyzyn, Mark95f6fb52008-02-08 09:01:34 -0800503 ? "Hidden\n" :
504 ((aac->jbod && (sdev->type == TYPE_DISK)) ? "JBOD\n" : ""));
Salyzyn, Mark17eaace2008-01-08 12:23:49 -0800505 return snprintf(buf, PAGE_SIZE, "%s\n",
Salyzyn, Mark95f6fb52008-02-08 09:01:34 -0800506 get_container_type(aac->fsa_dev[sdev_id(sdev)].type));
Salyzyn, Mark17eaace2008-01-08 12:23:49 -0800507}
508
509static struct device_attribute aac_raid_level_attr = {
510 .attr = {
511 .name = "level",
512 .mode = S_IRUGO,
513 },
514 .show = aac_show_raid_level
515};
516
517static struct device_attribute *aac_dev_attrs[] = {
518 &aac_raid_level_attr,
519 NULL,
520};
521
Linus Torvalds1da177e2005-04-16 15:20:36 -0700522static int aac_ioctl(struct scsi_device *sdev, int cmd, void __user * arg)
523{
524 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
Alan Coxd496f942007-11-07 23:58:10 +0000525 if (!capable(CAP_SYS_RAWIO))
526 return -EPERM;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700527 return aac_do_ioctl(dev, cmd, arg);
528}
529
Mark Haverkamp03d44332007-03-15 10:27:45 -0700530static int aac_eh_abort(struct scsi_cmnd* cmd)
531{
Salyzyn, Mark802ae2f2007-03-21 13:49:47 -0400532 struct scsi_device * dev = cmd->device;
533 struct Scsi_Host * host = dev->host;
Mark Haverkamp03d44332007-03-15 10:27:45 -0700534 struct aac_dev * aac = (struct aac_dev *)host->hostdata;
535 int count;
536 int ret = FAILED;
537
538 printk(KERN_ERR "%s: Host adapter abort request (%d,%d,%d,%d)\n",
539 AAC_DRIVERNAME,
Salyzyn, Mark802ae2f2007-03-21 13:49:47 -0400540 host->host_no, sdev_channel(dev), sdev_id(dev), dev->lun);
Mark Haverkamp03d44332007-03-15 10:27:45 -0700541 switch (cmd->cmnd[0]) {
542 case SERVICE_ACTION_IN:
543 if (!(aac->raw_io_interface) ||
544 !(aac->raw_io_64) ||
545 ((cmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16))
546 break;
547 case INQUIRY:
548 case READ_CAPACITY:
Mark Haverkamp03d44332007-03-15 10:27:45 -0700549 /* Mark associated FIB to not complete, eh handler does this */
550 for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
551 struct fib * fib = &aac->fibs[count];
552 if (fib->hw_fib_va->header.XferState &&
Salyzyn, Markb6ef70f2008-01-08 13:26:43 -0800553 (fib->flags & FIB_CONTEXT_FLAG) &&
Mark Haverkamp03d44332007-03-15 10:27:45 -0700554 (fib->callback_data == cmd)) {
555 fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT;
556 cmd->SCp.phase = AAC_OWNER_ERROR_HANDLER;
557 ret = SUCCESS;
558 }
559 }
Salyzyn, Markb6ef70f2008-01-08 13:26:43 -0800560 break;
561 case TEST_UNIT_READY:
562 /* Mark associated FIB to not complete, eh handler does this */
563 for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
564 struct scsi_cmnd * command;
565 struct fib * fib = &aac->fibs[count];
566 if ((fib->hw_fib_va->header.XferState & cpu_to_le32(Async | NoResponseExpected)) &&
567 (fib->flags & FIB_CONTEXT_FLAG) &&
568 ((command = fib->callback_data)) &&
569 (command->device == cmd->device)) {
570 fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT;
571 command->SCp.phase = AAC_OWNER_ERROR_HANDLER;
572 if (command == cmd)
573 ret = SUCCESS;
574 }
575 }
Mark Haverkamp03d44332007-03-15 10:27:45 -0700576 }
577 return ret;
578}
579
Linus Torvalds1da177e2005-04-16 15:20:36 -0700580/*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700581 * aac_eh_reset - Reset command handling
582 * @scsi_cmd: SCSI command block causing the reset
583 *
584 */
585static int aac_eh_reset(struct scsi_cmnd* cmd)
586{
587 struct scsi_device * dev = cmd->device;
588 struct Scsi_Host * host = dev->host;
589 struct scsi_cmnd * command;
590 int count;
Mark Haverkamp03d44332007-03-15 10:27:45 -0700591 struct aac_dev * aac = (struct aac_dev *)host->hostdata;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700592 unsigned long flags;
593
Mark Haverkamp03d44332007-03-15 10:27:45 -0700594 /* Mark the associated FIB to not complete, eh handler does this */
595 for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
596 struct fib * fib = &aac->fibs[count];
597 if (fib->hw_fib_va->header.XferState &&
Salyzyn, Markb6ef70f2008-01-08 13:26:43 -0800598 (fib->flags & FIB_CONTEXT_FLAG) &&
Mark Haverkamp03d44332007-03-15 10:27:45 -0700599 (fib->callback_data == cmd)) {
600 fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT;
601 cmd->SCp.phase = AAC_OWNER_ERROR_HANDLER;
602 }
603 }
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800604 printk(KERN_ERR "%s: Host adapter reset request. SCSI hang ?\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700605 AAC_DRIVERNAME);
Mark Haverkamp8c867b22006-08-03 08:03:30 -0700606
607 if ((count = aac_check_health(aac)))
608 return count;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700609 /*
610 * Wait for all commands to complete to this specific
611 * target (block maximum 60 seconds).
612 */
613 for (count = 60; count; --count) {
Mark Haverkamp8c867b22006-08-03 08:03:30 -0700614 int active = aac->in_reset;
615
616 if (active == 0)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700617 __shost_for_each_device(dev, host) {
618 spin_lock_irqsave(&dev->list_lock, flags);
619 list_for_each_entry(command, &dev->cmd_list, list) {
Mark Haverkamp77d644d2006-03-27 09:43:40 -0800620 if ((command != cmd) &&
621 (command->SCp.phase == AAC_OWNER_FIRMWARE)) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700622 active++;
623 break;
624 }
625 }
626 spin_unlock_irqrestore(&dev->list_lock, flags);
627 if (active)
628 break;
629
630 }
631 /*
632 * We can exit If all the commands are complete
633 */
634 if (active == 0)
635 return SUCCESS;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700636 ssleep(1);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700637 }
638 printk(KERN_ERR "%s: SCSI bus appears hung\n", AAC_DRIVERNAME);
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400639 /*
640 * This adapter needs a blind reset, only do so for Adapters that
641 * support a register, instead of a commanded, reset.
642 */
643 if ((aac->supplement_adapter_info.SupportedOptions2 &
Salyzyn, Marka3940da2008-01-08 12:48:25 -0800644 AAC_OPTION_MU_RESET) &&
645 aac_check_reset &&
646 ((aac_check_reset != 1) ||
Salyzyn, Mark2f7ecc52008-02-08 08:36:23 -0800647 !(aac->supplement_adapter_info.SupportedOptions2 &
Salyzyn, Marka3940da2008-01-08 12:48:25 -0800648 AAC_OPTION_IGNORE_RESET)))
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400649 aac_reset_adapter(aac, 2); /* Bypass wait for command quiesce */
Mark Haverkamp03d44332007-03-15 10:27:45 -0700650 return SUCCESS; /* Cause an immediate retry of the command with a ten second delay after successful tur */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700651}
652
653/**
654 * aac_cfg_open - open a configuration file
655 * @inode: inode being opened
656 * @file: file handle attached
657 *
658 * Called when the configuration device is opened. Does the needed
659 * set up on the handle and then returns
660 *
661 * Bugs: This needs extending to check a given adapter is present
662 * so we can support hot plugging, and to ref count adapters.
663 */
664
665static int aac_cfg_open(struct inode *inode, struct file *file)
666{
667 struct aac_dev *aac;
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -0700668 unsigned minor_number = iminor(inode);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700669 int err = -ENODEV;
670
Jonathan Corbetd4514d12008-05-15 16:01:47 -0600671 lock_kernel(); /* BKL pushdown: nothing else protects this list */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700672 list_for_each_entry(aac, &aac_devices, entry) {
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -0700673 if (aac->id == minor_number) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700674 file->private_data = aac;
675 err = 0;
676 break;
677 }
678 }
Jonathan Corbetd4514d12008-05-15 16:01:47 -0600679 unlock_kernel();
Linus Torvalds1da177e2005-04-16 15:20:36 -0700680
Mark Haverkamp036d6182005-04-26 22:54:58 -0700681 return err;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700682}
683
684/**
685 * aac_cfg_ioctl - AAC configuration request
686 * @inode: inode of device
687 * @file: file handle
688 * @cmd: ioctl command code
689 * @arg: argument
690 *
691 * Handles a configuration ioctl. Currently this involves wrapping it
692 * up and feeding it into the nasty windowsalike glue layer.
693 *
694 * Bugs: Needs locking against parallel ioctls lower down
695 * Bugs: Needs to handle hot plugging
696 */
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800697
698static int aac_cfg_ioctl(struct inode *inode, struct file *file,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700699 unsigned int cmd, unsigned long arg)
700{
Alan Cox5f78e892007-11-07 23:58:10 +0000701 if (!capable(CAP_SYS_RAWIO))
Alan Cox60395bb2007-07-23 14:51:05 +0100702 return -EPERM;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700703 return aac_do_ioctl(file->private_data, cmd, (void __user *)arg);
704}
705
706#ifdef CONFIG_COMPAT
707static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long arg)
708{
709 long ret;
710 lock_kernel();
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800711 switch (cmd) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700712 case FSACTL_MINIPORT_REV_CHECK:
713 case FSACTL_SENDFIB:
714 case FSACTL_OPEN_GET_ADAPTER_FIB:
715 case FSACTL_CLOSE_GET_ADAPTER_FIB:
716 case FSACTL_SEND_RAW_SRB:
717 case FSACTL_GET_PCI_INFO:
718 case FSACTL_QUERY_DISK:
719 case FSACTL_DELETE_DISK:
720 case FSACTL_FORCE_DELETE_DISK:
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800721 case FSACTL_GET_CONTAINERS:
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -0700722 case FSACTL_SEND_LARGE_FIB:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700723 ret = aac_do_ioctl(dev, cmd, (void __user *)arg);
724 break;
725
726 case FSACTL_GET_NEXT_ADAPTER_FIB: {
727 struct fib_ioctl __user *f;
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800728
Linus Torvalds1da177e2005-04-16 15:20:36 -0700729 f = compat_alloc_user_space(sizeof(*f));
730 ret = 0;
Mark Haverkamp821499a2006-06-12 10:53:58 -0700731 if (clear_user(f, sizeof(*f)))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700732 ret = -EFAULT;
733 if (copy_in_user(f, (void __user *)arg, sizeof(struct fib_ioctl) - sizeof(u32)))
734 ret = -EFAULT;
735 if (!ret)
Mark Haverkamp3d2f98a2006-03-27 09:44:33 -0800736 ret = aac_do_ioctl(dev, cmd, f);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700737 break;
738 }
739
740 default:
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800741 ret = -ENOIOCTLCMD;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700742 break;
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800743 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700744 unlock_kernel();
745 return ret;
746}
747
748static int aac_compat_ioctl(struct scsi_device *sdev, int cmd, void __user *arg)
749{
750 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
751 return aac_compat_do_ioctl(dev, cmd, (unsigned long)arg);
752}
753
754static long aac_compat_cfg_ioctl(struct file *file, unsigned cmd, unsigned long arg)
755{
Alan Cox5f78e892007-11-07 23:58:10 +0000756 if (!capable(CAP_SYS_RAWIO))
Alan Cox60395bb2007-07-23 14:51:05 +0100757 return -EPERM;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700758 return aac_compat_do_ioctl((struct aac_dev *)file->private_data, cmd, arg);
759}
760#endif
761
Tony Jonesee959b02008-02-22 00:13:36 +0100762static ssize_t aac_show_model(struct device *device,
763 struct device_attribute *attr, char *buf)
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700764{
Tony Jonesee959b02008-02-22 00:13:36 +0100765 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700766 int len;
767
Mark Haverkamp7686f132006-01-11 09:28:16 -0800768 if (dev->supplement_adapter_info.AdapterTypeText[0]) {
769 char * cp = dev->supplement_adapter_info.AdapterTypeText;
770 while (*cp && *cp != ' ')
771 ++cp;
772 while (*cp == ' ')
773 ++cp;
774 len = snprintf(buf, PAGE_SIZE, "%s\n", cp);
775 } else
776 len = snprintf(buf, PAGE_SIZE, "%s\n",
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700777 aac_drivers[dev->cardtype].model);
778 return len;
779}
780
Tony Jonesee959b02008-02-22 00:13:36 +0100781static ssize_t aac_show_vendor(struct device *device,
782 struct device_attribute *attr, char *buf)
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700783{
Tony Jonesee959b02008-02-22 00:13:36 +0100784 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700785 int len;
786
Mark Haverkamp7686f132006-01-11 09:28:16 -0800787 if (dev->supplement_adapter_info.AdapterTypeText[0]) {
788 char * cp = dev->supplement_adapter_info.AdapterTypeText;
789 while (*cp && *cp != ' ')
790 ++cp;
791 len = snprintf(buf, PAGE_SIZE, "%.*s\n",
792 (int)(cp - (char *)dev->supplement_adapter_info.AdapterTypeText),
793 dev->supplement_adapter_info.AdapterTypeText);
794 } else
795 len = snprintf(buf, PAGE_SIZE, "%s\n",
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700796 aac_drivers[dev->cardtype].vname);
797 return len;
798}
799
Tony Jonesee959b02008-02-22 00:13:36 +0100800static ssize_t aac_show_flags(struct device *cdev,
801 struct device_attribute *attr, char *buf)
Salyzyn, Mark2ca39c42008-01-17 09:24:56 -0800802{
803 int len = 0;
Tony Jonesee959b02008-02-22 00:13:36 +0100804 struct aac_dev *dev = (struct aac_dev*)class_to_shost(cdev)->hostdata;
Salyzyn, Mark2ca39c42008-01-17 09:24:56 -0800805
806 if (nblank(dprintk(x)))
807 len = snprintf(buf, PAGE_SIZE, "dprintk\n");
808#ifdef AAC_DETAILED_STATUS_INFO
809 len += snprintf(buf + len, PAGE_SIZE - len,
810 "AAC_DETAILED_STATUS_INFO\n");
811#endif
812 if (dev->raw_io_interface && dev->raw_io_64)
813 len += snprintf(buf + len, PAGE_SIZE - len,
814 "SAI_READ_CAPACITY_16\n");
Salyzyn, Markcb1042f2008-01-17 09:25:07 -0800815 if (dev->jbod)
816 len += snprintf(buf + len, PAGE_SIZE - len, "SUPPORTED_JBOD\n");
Mark Salyzyn655d7222008-04-30 16:03:42 -0400817 if (dev->supplement_adapter_info.SupportedOptions2 &
818 AAC_OPTION_POWER_MANAGEMENT)
819 len += snprintf(buf + len, PAGE_SIZE - len,
820 "SUPPORTED_POWER_MANAGEMENT\n");
821 if (dev->msi)
822 len += snprintf(buf + len, PAGE_SIZE - len, "PCI_HAS_MSI\n");
Salyzyn, Mark2ca39c42008-01-17 09:24:56 -0800823 return len;
824}
825
Tony Jonesee959b02008-02-22 00:13:36 +0100826static ssize_t aac_show_kernel_version(struct device *device,
827 struct device_attribute *attr,
828 char *buf)
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700829{
Tony Jonesee959b02008-02-22 00:13:36 +0100830 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700831 int len, tmp;
832
833 tmp = le32_to_cpu(dev->adapter_info.kernelrev);
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800834 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700835 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
836 le32_to_cpu(dev->adapter_info.kernelbuild));
837 return len;
838}
839
Tony Jonesee959b02008-02-22 00:13:36 +0100840static ssize_t aac_show_monitor_version(struct device *device,
841 struct device_attribute *attr,
842 char *buf)
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700843{
Tony Jonesee959b02008-02-22 00:13:36 +0100844 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700845 int len, tmp;
846
847 tmp = le32_to_cpu(dev->adapter_info.monitorrev);
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800848 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700849 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
850 le32_to_cpu(dev->adapter_info.monitorbuild));
851 return len;
852}
853
Tony Jonesee959b02008-02-22 00:13:36 +0100854static ssize_t aac_show_bios_version(struct device *device,
855 struct device_attribute *attr,
856 char *buf)
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700857{
Tony Jonesee959b02008-02-22 00:13:36 +0100858 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700859 int len, tmp;
860
861 tmp = le32_to_cpu(dev->adapter_info.biosrev);
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800862 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700863 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
864 le32_to_cpu(dev->adapter_info.biosbuild));
865 return len;
866}
867
Harvey Harrison13a17fd2008-05-08 12:08:53 -0700868static ssize_t aac_show_serial_number(struct device *device,
Tony Jonesee959b02008-02-22 00:13:36 +0100869 struct device_attribute *attr, char *buf)
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700870{
Tony Jonesee959b02008-02-22 00:13:36 +0100871 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700872 int len = 0;
873
874 if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0)
Salyzyn, Mark24f02e12007-06-19 16:29:24 -0400875 len = snprintf(buf, PAGE_SIZE, "%06X\n",
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700876 le32_to_cpu(dev->adapter_info.serial[0]));
Salyzyn, Mark24f02e12007-06-19 16:29:24 -0400877 if (len &&
878 !memcmp(&dev->supplement_adapter_info.MfgPcbaSerialNo[
Salyzyn, Mark95f6fb52008-02-08 09:01:34 -0800879 sizeof(dev->supplement_adapter_info.MfgPcbaSerialNo)-len],
880 buf, len-1))
Salyzyn, Mark24f02e12007-06-19 16:29:24 -0400881 len = snprintf(buf, PAGE_SIZE, "%.*s\n",
882 (int)sizeof(dev->supplement_adapter_info.MfgPcbaSerialNo),
883 dev->supplement_adapter_info.MfgPcbaSerialNo);
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700884 return len;
885}
886
Tony Jonesee959b02008-02-22 00:13:36 +0100887static ssize_t aac_show_max_channel(struct device *device,
888 struct device_attribute *attr, char *buf)
Mark Haverkampd1ad94a2006-03-27 09:44:29 -0800889{
890 return snprintf(buf, PAGE_SIZE, "%d\n",
Tony Jonesee959b02008-02-22 00:13:36 +0100891 class_to_shost(device)->max_channel);
Mark Haverkampd1ad94a2006-03-27 09:44:29 -0800892}
893
Tony Jonesee959b02008-02-22 00:13:36 +0100894static ssize_t aac_show_max_id(struct device *device,
895 struct device_attribute *attr, char *buf)
Mark Haverkampd1ad94a2006-03-27 09:44:29 -0800896{
897 return snprintf(buf, PAGE_SIZE, "%d\n",
Tony Jonesee959b02008-02-22 00:13:36 +0100898 class_to_shost(device)->max_id);
Mark Haverkampd1ad94a2006-03-27 09:44:29 -0800899}
900
Tony Jonesee959b02008-02-22 00:13:36 +0100901static ssize_t aac_store_reset_adapter(struct device *device,
902 struct device_attribute *attr,
903 const char *buf, size_t count)
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400904{
905 int retval = -EACCES;
906
907 if (!capable(CAP_SYS_ADMIN))
908 return retval;
Tony Jonesee959b02008-02-22 00:13:36 +0100909 retval = aac_reset_adapter((struct aac_dev*)class_to_shost(device)->hostdata, buf[0] == '!');
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400910 if (retval >= 0)
911 retval = count;
912 return retval;
913}
914
Tony Jonesee959b02008-02-22 00:13:36 +0100915static ssize_t aac_show_reset_adapter(struct device *device,
916 struct device_attribute *attr,
917 char *buf)
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400918{
Tony Jonesee959b02008-02-22 00:13:36 +0100919 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400920 int len, tmp;
921
922 tmp = aac_adapter_check_health(dev);
923 if ((tmp == 0) && dev->in_reset)
924 tmp = -EBUSY;
Salyzyn, Markbbf17d62007-07-23 10:13:48 -0400925 len = snprintf(buf, PAGE_SIZE, "0x%x\n", tmp);
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400926 return len;
927}
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700928
Tony Jonesee959b02008-02-22 00:13:36 +0100929static struct device_attribute aac_model = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700930 .attr = {
931 .name = "model",
932 .mode = S_IRUGO,
933 },
934 .show = aac_show_model,
935};
Tony Jonesee959b02008-02-22 00:13:36 +0100936static struct device_attribute aac_vendor = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700937 .attr = {
938 .name = "vendor",
939 .mode = S_IRUGO,
940 },
941 .show = aac_show_vendor,
942};
Tony Jonesee959b02008-02-22 00:13:36 +0100943static struct device_attribute aac_flags = {
Salyzyn, Mark2ca39c42008-01-17 09:24:56 -0800944 .attr = {
945 .name = "flags",
946 .mode = S_IRUGO,
947 },
948 .show = aac_show_flags,
949};
Tony Jonesee959b02008-02-22 00:13:36 +0100950static struct device_attribute aac_kernel_version = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700951 .attr = {
952 .name = "hba_kernel_version",
953 .mode = S_IRUGO,
954 },
955 .show = aac_show_kernel_version,
956};
Tony Jonesee959b02008-02-22 00:13:36 +0100957static struct device_attribute aac_monitor_version = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700958 .attr = {
959 .name = "hba_monitor_version",
960 .mode = S_IRUGO,
961 },
962 .show = aac_show_monitor_version,
963};
Tony Jonesee959b02008-02-22 00:13:36 +0100964static struct device_attribute aac_bios_version = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700965 .attr = {
966 .name = "hba_bios_version",
967 .mode = S_IRUGO,
968 },
969 .show = aac_show_bios_version,
970};
Tony Jonesee959b02008-02-22 00:13:36 +0100971static struct device_attribute aac_serial_number = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700972 .attr = {
973 .name = "serial_number",
974 .mode = S_IRUGO,
975 },
976 .show = aac_show_serial_number,
977};
Tony Jonesee959b02008-02-22 00:13:36 +0100978static struct device_attribute aac_max_channel = {
Mark Haverkampd1ad94a2006-03-27 09:44:29 -0800979 .attr = {
980 .name = "max_channel",
981 .mode = S_IRUGO,
982 },
983 .show = aac_show_max_channel,
984};
Tony Jonesee959b02008-02-22 00:13:36 +0100985static struct device_attribute aac_max_id = {
Mark Haverkampd1ad94a2006-03-27 09:44:29 -0800986 .attr = {
987 .name = "max_id",
988 .mode = S_IRUGO,
989 },
990 .show = aac_show_max_id,
991};
Tony Jonesee959b02008-02-22 00:13:36 +0100992static struct device_attribute aac_reset = {
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400993 .attr = {
994 .name = "reset_host",
995 .mode = S_IWUSR|S_IRUGO,
996 },
997 .store = aac_store_reset_adapter,
998 .show = aac_show_reset_adapter,
999};
Mark Haverkamp0bb14af2005-06-01 10:24:38 -07001000
Tony Jonesee959b02008-02-22 00:13:36 +01001001static struct device_attribute *aac_attrs[] = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -07001002 &aac_model,
1003 &aac_vendor,
Salyzyn, Mark2ca39c42008-01-17 09:24:56 -08001004 &aac_flags,
Mark Haverkamp0bb14af2005-06-01 10:24:38 -07001005 &aac_kernel_version,
1006 &aac_monitor_version,
1007 &aac_bios_version,
1008 &aac_serial_number,
Mark Haverkampd1ad94a2006-03-27 09:44:29 -08001009 &aac_max_channel,
1010 &aac_max_id,
Salyzyn, Mark29c97682007-06-12 09:33:54 -04001011 &aac_reset,
Mark Haverkamp0bb14af2005-06-01 10:24:38 -07001012 NULL
1013};
1014
Tony Jonesee959b02008-02-22 00:13:36 +01001015ssize_t aac_get_serial_number(struct device *device, char *buf)
1016{
1017 return aac_show_serial_number(device, &aac_serial_number, buf);
1018}
Mark Haverkamp0bb14af2005-06-01 10:24:38 -07001019
Arjan van de Ven00977a52007-02-12 00:55:34 -08001020static const struct file_operations aac_cfg_fops = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001021 .owner = THIS_MODULE,
1022 .ioctl = aac_cfg_ioctl,
1023#ifdef CONFIG_COMPAT
1024 .compat_ioctl = aac_compat_cfg_ioctl,
1025#endif
1026 .open = aac_cfg_open,
1027};
1028
1029static struct scsi_host_template aac_driver_template = {
1030 .module = THIS_MODULE,
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001031 .name = "AAC",
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -07001032 .proc_name = AAC_DRIVERNAME,
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001033 .info = aac_info,
1034 .ioctl = aac_ioctl,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001035#ifdef CONFIG_COMPAT
1036 .compat_ioctl = aac_compat_ioctl,
1037#endif
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001038 .queuecommand = aac_queuecommand,
1039 .bios_param = aac_biosparm,
Mark Haverkamp0bb14af2005-06-01 10:24:38 -07001040 .shost_attrs = aac_attrs,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001041 .slave_configure = aac_slave_configure,
Salyzyn, Mark5c9cfed2007-05-30 10:01:14 -04001042 .change_queue_depth = aac_change_queue_depth,
Salyzyn, Mark17eaace2008-01-08 12:23:49 -08001043 .sdev_attrs = aac_dev_attrs,
Mark Haverkamp03d44332007-03-15 10:27:45 -07001044 .eh_abort_handler = aac_eh_abort,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001045 .eh_host_reset_handler = aac_eh_reset,
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001046 .can_queue = AAC_NUM_IO_FIB,
1047 .this_id = MAXIMUM_NUM_CONTAINERS,
1048 .sg_tablesize = 16,
1049 .max_sectors = 128,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001050#if (AAC_NUM_IO_FIB > 256)
1051 .cmd_per_lun = 256,
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001052#else
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001053 .cmd_per_lun = AAC_NUM_IO_FIB,
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001054#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -07001055 .use_clustering = ENABLE_CLUSTERING,
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001056 .emulated = 1,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001057};
1058
Salyzyn, Mark94774a32007-05-30 11:59:13 -04001059static void __aac_shutdown(struct aac_dev * aac)
1060{
Salyzyn, Marke85fbc52007-10-31 16:40:37 -04001061 if (aac->aif_thread)
1062 kthread_stop(aac->thread);
Salyzyn, Mark94774a32007-05-30 11:59:13 -04001063 aac_send_shutdown(aac);
1064 aac_adapter_disable_int(aac);
1065 free_irq(aac->pdev->irq, aac);
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001066 if (aac->msi)
1067 pci_disable_msi(aac->pdev);
Salyzyn, Mark94774a32007-05-30 11:59:13 -04001068}
1069
Linus Torvalds1da177e2005-04-16 15:20:36 -07001070static int __devinit aac_probe_one(struct pci_dev *pdev,
1071 const struct pci_device_id *id)
1072{
1073 unsigned index = id->driver_data;
1074 struct Scsi_Host *shost;
1075 struct aac_dev *aac;
1076 struct list_head *insert = &aac_devices;
1077 int error = -ENODEV;
1078 int unique_id = 0;
1079
1080 list_for_each_entry(aac, &aac_devices, entry) {
1081 if (aac->id > unique_id)
1082 break;
1083 insert = &aac->entry;
1084 unique_id++;
1085 }
1086
Mark Haverkamp08efb7b2005-09-20 12:56:36 -07001087 error = pci_enable_device(pdev);
1088 if (error)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001089 goto out;
Mark Haverkampe61b17f2006-03-27 09:44:11 -08001090 error = -ENODEV;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001091
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001092 if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) ||
James Bottomley71e0f322005-10-28 11:21:10 -05001093 pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK))
Mark Haverkampe61b17f2006-03-27 09:44:11 -08001094 goto out_disable_pdev;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001095 /*
1096 * If the quirk31 bit is set, the adapter needs adapter
1097 * to driver communication memory to be allocated below 2gig
1098 */
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001099 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT)
Matthias Gehre910638a2006-03-28 01:56:48 -08001100 if (pci_set_dma_mask(pdev, DMA_31BIT_MASK) ||
1101 pci_set_consistent_dma_mask(pdev, DMA_31BIT_MASK))
Mark Haverkampe61b17f2006-03-27 09:44:11 -08001102 goto out_disable_pdev;
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001103
Linus Torvalds1da177e2005-04-16 15:20:36 -07001104 pci_set_master(pdev);
1105
1106 shost = scsi_host_alloc(&aac_driver_template, sizeof(struct aac_dev));
1107 if (!shost)
1108 goto out_disable_pdev;
1109
1110 shost->irq = pdev->irq;
1111 shost->base = pci_resource_start(pdev, 0);
1112 shost->unique_id = unique_id;
Mark Haverkamp7a8cf292005-09-22 09:15:24 -07001113 shost->max_cmd_len = 16;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001114
1115 aac = (struct aac_dev *)shost->hostdata;
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001116 aac->scsi_host_ptr = shost;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001117 aac->pdev = pdev;
1118 aac->name = aac_driver_template.name;
1119 aac->id = shost->unique_id;
Mark Salyzyna4576b52008-04-30 15:47:35 -04001120 aac->cardtype = index;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001121 INIT_LIST_HEAD(&aac->entry);
1122
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -07001123 aac->fibs = kmalloc(sizeof(struct fib) * (shost->can_queue + AAC_NUM_MGT_FIB), GFP_KERNEL);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001124 if (!aac->fibs)
1125 goto out_free_host;
1126 spin_lock_init(&aac->fib_lock);
1127
Mark Haverkamp8e0c5eb2005-10-24 10:52:22 -07001128 /*
1129 * Map in the registers from the adapter.
1130 */
1131 aac->base_size = AAC_MIN_FOOTPRINT_SIZE;
Mark Haverkamp8e0c5eb2005-10-24 10:52:22 -07001132 if ((*aac_drivers[index].init)(aac))
1133 goto out_unmap;
1134
1135 /*
1136 * Start any kernel threads needed
1137 */
Christoph Hellwigfe273812006-02-14 18:45:06 +01001138 aac->thread = kthread_run(aac_command_thread, aac, AAC_DRIVERNAME);
1139 if (IS_ERR(aac->thread)) {
Mark Haverkamp8e0c5eb2005-10-24 10:52:22 -07001140 printk(KERN_ERR "aacraid: Unable to create command thread.\n");
Christoph Hellwigfe273812006-02-14 18:45:06 +01001141 error = PTR_ERR(aac->thread);
Mark Haverkamp8e0c5eb2005-10-24 10:52:22 -07001142 goto out_deinit;
1143 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001144
1145 /*
1146 * If we had set a smaller DMA mask earlier, set it to 4gig
1147 * now since the adapter can dma data to at least a 4gig
1148 * address space.
1149 */
1150 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT)
James Bottomley71e0f322005-10-28 11:21:10 -05001151 if (pci_set_dma_mask(pdev, DMA_32BIT_MASK))
1152 goto out_deinit;
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001153
Mark Haverkamp84971732005-06-20 11:55:24 -07001154 aac->maximum_num_channels = aac_drivers[index].channels;
Mark Haverkamp08efb7b2005-09-20 12:56:36 -07001155 error = aac_get_adapter_info(aac);
1156 if (error < 0)
1157 goto out_deinit;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001158
1159 /*
Mark Salyzyna4576b52008-04-30 15:47:35 -04001160 * Lets override negotiations and drop the maximum SG limit to 34
1161 */
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001162 if ((aac_drivers[index].quirks & AAC_QUIRK_34SG) &&
Salyzyn, Mark62e9f5c2008-02-06 09:00:46 -08001163 (shost->sg_tablesize > 34)) {
1164 shost->sg_tablesize = 34;
1165 shost->max_sectors = (shost->sg_tablesize * 8) + 112;
Mark Salyzyna4576b52008-04-30 15:47:35 -04001166 }
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -07001167
Mark Salyzyna4576b52008-04-30 15:47:35 -04001168 if ((aac_drivers[index].quirks & AAC_QUIRK_17SG) &&
Salyzyn, Mark62e9f5c2008-02-06 09:00:46 -08001169 (shost->sg_tablesize > 17)) {
1170 shost->sg_tablesize = 17;
1171 shost->max_sectors = (shost->sg_tablesize * 8) + 112;
Mark Salyzyna4576b52008-04-30 15:47:35 -04001172 }
Mark Haverkampdb39363c2006-01-11 09:28:29 -08001173
Salyzyn, Mark62e9f5c2008-02-06 09:00:46 -08001174 error = pci_set_dma_max_seg_size(pdev,
1175 (aac->adapter_info.options & AAC_OPT_NEW_COMM) ?
1176 (shost->max_sectors << 9) : 65536);
1177 if (error)
1178 goto out_deinit;
1179
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -07001180 /*
Salyzyn, Mark62e9f5c2008-02-06 09:00:46 -08001181 * Firmware printf works only with older firmware.
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -07001182 */
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001183 if (aac_drivers[index].quirks & AAC_QUIRK_34SG)
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -07001184 aac->printf_enabled = 1;
1185 else
1186 aac->printf_enabled = 0;
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001187
Mark Salyzyna4576b52008-04-30 15:47:35 -04001188 /*
Linus Torvalds1da177e2005-04-16 15:20:36 -07001189 * max channel will be the physical channels plus 1 virtual channel
Mark Haverkampbb08f922006-02-01 09:30:44 -08001190 * all containers are on the virtual channel 0 (CONTAINER_CHANNEL)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001191 * physical channels are address by their actual physical number+1
1192 */
Salyzyn, Markcb1042f2008-01-17 09:25:07 -08001193 if (aac->nondasd_support || expose_physicals || aac->jbod)
Mark Haverkamp95433ba2006-03-27 09:44:15 -08001194 shost->max_channel = aac->maximum_num_channels;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001195 else
Mark Haverkamp95433ba2006-03-27 09:44:15 -08001196 shost->max_channel = 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001197
Mark Haverkamp8c867b22006-08-03 08:03:30 -07001198 aac_get_config_status(aac, 0);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001199 aac_get_containers(aac);
1200 list_add(&aac->entry, insert);
1201
1202 shost->max_id = aac->maximum_num_containers;
Mark Haverkamp84971732005-06-20 11:55:24 -07001203 if (shost->max_id < aac->maximum_num_physicals)
1204 shost->max_id = aac->maximum_num_physicals;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001205 if (shost->max_id < MAXIMUM_NUM_CONTAINERS)
1206 shost->max_id = MAXIMUM_NUM_CONTAINERS;
1207 else
1208 shost->this_id = shost->max_id;
1209
1210 /*
1211 * dmb - we may need to move the setting of these parms somewhere else once
1212 * we get a fib that can report the actual numbers
1213 */
1214 shost->max_lun = AAC_MAX_LUN;
1215
1216 pci_set_drvdata(pdev, shost);
1217
1218 error = scsi_add_host(shost, &pdev->dev);
1219 if (error)
1220 goto out_deinit;
1221 scsi_scan_host(shost);
1222
1223 return 0;
1224
Mark Haverkampbd1aac82005-08-03 15:39:01 -07001225 out_deinit:
Salyzyn, Mark94774a32007-05-30 11:59:13 -04001226 __aac_shutdown(aac);
Mark Haverkamp8e0c5eb2005-10-24 10:52:22 -07001227 out_unmap:
Mark Haverkampbfb35aa82006-02-01 09:30:55 -08001228 aac_fib_map_free(aac);
Salyzyn, Mark2b053722007-08-02 15:38:59 -04001229 if (aac->comm_addr)
1230 pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr,
1231 aac->comm_phys);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001232 kfree(aac->queues);
Mark Haverkamp76a7f8f2006-09-19 09:00:02 -07001233 aac_adapter_ioremap(aac, 0);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001234 kfree(aac->fibs);
1235 kfree(aac->fsa_dev);
1236 out_free_host:
1237 scsi_host_put(shost);
1238 out_disable_pdev:
1239 pci_disable_device(pdev);
1240 out:
1241 return error;
1242}
1243
Mark Haverkampbd1aac82005-08-03 15:39:01 -07001244static void aac_shutdown(struct pci_dev *dev)
1245{
1246 struct Scsi_Host *shost = pci_get_drvdata(dev);
Salyzyn, Mark94774a32007-05-30 11:59:13 -04001247 scsi_block_requests(shost);
Salyzyn, Markc835e372007-07-26 14:20:02 -04001248 __aac_shutdown((struct aac_dev *)shost->hostdata);
Mark Haverkampbd1aac82005-08-03 15:39:01 -07001249}
1250
Linus Torvalds1da177e2005-04-16 15:20:36 -07001251static void __devexit aac_remove_one(struct pci_dev *pdev)
1252{
1253 struct Scsi_Host *shost = pci_get_drvdata(pdev);
1254 struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
1255
1256 scsi_remove_host(shost);
1257
Salyzyn, Mark94774a32007-05-30 11:59:13 -04001258 __aac_shutdown(aac);
Mark Haverkampbfb35aa82006-02-01 09:30:55 -08001259 aac_fib_map_free(aac);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001260 pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr,
1261 aac->comm_phys);
1262 kfree(aac->queues);
1263
Mark Haverkamp76a7f8f2006-09-19 09:00:02 -07001264 aac_adapter_ioremap(aac, 0);
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001265
Linus Torvalds1da177e2005-04-16 15:20:36 -07001266 kfree(aac->fibs);
Mark Haverkamp8e0c5eb2005-10-24 10:52:22 -07001267 kfree(aac->fsa_dev);
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001268
Linus Torvalds1da177e2005-04-16 15:20:36 -07001269 list_del(&aac->entry);
1270 scsi_host_put(shost);
1271 pci_disable_device(pdev);
Mark Haverkamp90ee3462006-08-03 08:03:07 -07001272 if (list_empty(&aac_devices)) {
1273 unregister_chrdev(aac_cfg_major, "aac");
1274 aac_cfg_major = -1;
1275 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001276}
1277
1278static struct pci_driver aac_pci_driver = {
1279 .name = AAC_DRIVERNAME,
1280 .id_table = aac_pci_tbl,
1281 .probe = aac_probe_one,
1282 .remove = __devexit_p(aac_remove_one),
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001283 .shutdown = aac_shutdown,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001284};
1285
1286static int __init aac_init(void)
1287{
1288 int error;
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001289
Salyzyn, Mark29c97682007-06-12 09:33:54 -04001290 printk(KERN_INFO "Adaptec %s driver %s\n",
Mark Haverkampc7f47602005-08-03 15:38:55 -07001291 AAC_DRIVERNAME, aac_driver_version);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001292
Mark Haverkamp08efb7b2005-09-20 12:56:36 -07001293 error = pci_register_driver(&aac_pci_driver);
1294 if (error < 0)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001295 return error;
1296
1297 aac_cfg_major = register_chrdev( 0, "aac", &aac_cfg_fops);
1298 if (aac_cfg_major < 0) {
1299 printk(KERN_WARNING
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001300 "aacraid: unable to register \"aac\" device.\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -07001301 }
Mark Haverkampbd1aac82005-08-03 15:39:01 -07001302
Linus Torvalds1da177e2005-04-16 15:20:36 -07001303 return 0;
1304}
1305
1306static void __exit aac_exit(void)
1307{
Mark Haverkamp53926272006-03-27 09:44:19 -08001308 if (aac_cfg_major > -1)
1309 unregister_chrdev(aac_cfg_major, "aac");
Linus Torvalds1da177e2005-04-16 15:20:36 -07001310 pci_unregister_driver(&aac_pci_driver);
1311}
1312
1313module_init(aac_init);
1314module_exit(aac_exit);