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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>
41#include <linux/spinlock.h>
42#include <linux/syscalls.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070043#include <linux/delay.h>
Christoph Hellwigfe273812006-02-14 18:45:06 +010044#include <linux/kthread.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070045
46#include <scsi/scsi.h>
47#include <scsi/scsi_cmnd.h>
48#include <scsi/scsi_device.h>
49#include <scsi/scsi_host.h>
50#include <scsi/scsi_tcq.h>
51#include <scsi/scsicam.h>
52#include <scsi/scsi_eh.h>
53
54#include "aacraid.h"
55
Mark Haverkamp9a72f972006-03-27 09:44:37 -080056#define AAC_DRIVER_VERSION "1.1-5"
57#ifndef AAC_DRIVER_BRANCH
58#define AAC_DRIVER_BRANCH ""
59#endif
60#define AAC_DRIVER_BUILD_DATE __DATE__ " " __TIME__
61#define AAC_DRIVERNAME "aacraid"
62
Mark Haverkampc7f47602005-08-03 15:38:55 -070063#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
Linus Torvalds1da177e2005-04-16 15:20:36 -070070
71MODULE_AUTHOR("Red Hat Inc and Adaptec");
72MODULE_DESCRIPTION("Dell PERC2, 2/Si, 3/Si, 3/Di, "
73 "Adaptec Advanced Raid Products, "
Mark Haverkamp1241f352006-03-27 09:44:23 -080074 "HP NetRAID-4M, IBM ServeRAID & ICP SCSI driver");
Linus Torvalds1da177e2005-04-16 15:20:36 -070075MODULE_LICENSE("GPL");
Mark Haverkampc7f47602005-08-03 15:38:55 -070076MODULE_VERSION(AAC_DRIVER_FULL_VERSION);
Linus Torvalds1da177e2005-04-16 15:20:36 -070077
78static LIST_HEAD(aac_devices);
79static int aac_cfg_major = -1;
Mark Haverkampc7f47602005-08-03 15:38:55 -070080char aac_driver_version[] = AAC_DRIVER_FULL_VERSION;
Linus Torvalds1da177e2005-04-16 15:20:36 -070081
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) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500115 { 0x9005, 0x0286, 0x9005, 0x029e, 0, 0, 25 }, /* ICP9024RO (Lancer) */
116 { 0x9005, 0x0286, 0x9005, 0x029f, 0, 0, 26 }, /* ICP9014RO (Lancer) */
Mark Haverkamp84971732005-06-20 11:55:24 -0700117 { 0x9005, 0x0286, 0x9005, 0x02a0, 0, 0, 27 }, /* ICP9047MA (Lancer) */
118 { 0x9005, 0x0286, 0x9005, 0x02a1, 0, 0, 28 }, /* ICP9087MA (Lancer) */
Mark Haverkamp75c36282006-06-08 13:55:42 -0700119 { 0x9005, 0x0286, 0x9005, 0x02a3, 0, 0, 29 }, /* ICP5445AU (Hurricane44) */
Mark Haverkamp84971732005-06-20 11:55:24 -0700120 { 0x9005, 0x0285, 0x9005, 0x02a4, 0, 0, 30 }, /* ICP9085LI (Marauder-X) */
121 { 0x9005, 0x0285, 0x9005, 0x02a5, 0, 0, 31 }, /* ICP5085BR (Marauder-E) */
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700122 { 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) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500135 { 0x9005, 0x0285, 0x9005, 0x0297, 0, 0, 44 }, /* ASR-4005 */
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700136 { 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) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500140 { 0x9005, 0x0285, 0x9005, 0x0298, 0, 0, 48 }, /* ASR-4000 (BlackBird) */
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700141 { 0x9005, 0x0285, 0x9005, 0x0299, 0, 0, 49 }, /* ASR-4800SAS (Marauder-X) */
142 { 0x9005, 0x0285, 0x9005, 0x029a, 0, 0, 50 }, /* ASR-4805SAS (Marauder-E) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500143 { 0x9005, 0x0286, 0x9005, 0x02a2, 0, 0, 51 }, /* ASR-3800 (Hurricane44) */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700144
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700145 { 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 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700150
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700151 { 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 */
Mark Haverkamp239eab12007-01-23 15:00:13 -0800155 { 0x9005, 0x0288, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 61 }, /* Adaptec NEMER/ARK Catch All */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700156 { 0,}
157};
158MODULE_DEVICE_TABLE(pci, aac_pci_tbl);
159
160/*
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800161 * dmb - For now we add the number of channels to this structure.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700162 * In the future we should add a fib that reports the number of channels
163 * for the card. At that time we can remove the channels from here
164 */
165static struct aac_driver_ident aac_drivers[] = {
Salyzyn, Mark94cf6ba2007-12-13 16:14:18 -0800166 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 2/Si (Iguana/PERC2Si) */
167 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Opal/PERC3Di) */
168 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Si (SlimFast/PERC3Si */
169 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */
170 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Viper/PERC3DiV) */
171 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Lexus/PERC3DiL) */
172 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */
173 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Dagger/PERC3DiD) */
174 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Boxster/PERC3DiB) */
175 { aac_rx_init, "aacraid", "ADAPTEC ", "catapult ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* catapult */
176 { aac_rx_init, "aacraid", "ADAPTEC ", "tomcat ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* tomcat */
177 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2120S (Crusader) */
178 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan) */
179 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan-2m) */
180 { aac_rx_init, "aacraid", "Legend ", "Legend S220 ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S220 (Legend Crusader) */
181 { 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 -0700182
183 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3230S ", 2 }, /* Adaptec 3230S (Harrier) */
184 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3240S ", 2 }, /* Adaptec 3240S (Tornado) */
185 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020ZCR ", 2 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */
186 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025ZCR ", 2 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */
187 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2230S PCI-X ", 2 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */
188 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2130S PCI-X ", 1 }, /* ASR-2130S (Lancer) */
189 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2820SA ", 1 }, /* AAR-2820SA (Intruder) */
190 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2620SA ", 1 }, /* AAR-2620SA (Intruder) */
191 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2420SA ", 1 }, /* AAR-2420SA (Intruder) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500192 { aac_rkt_init, "aacraid", "ICP ", "ICP9024RO ", 2 }, /* ICP9024RO (Lancer) */
193 { aac_rkt_init, "aacraid", "ICP ", "ICP9014RO ", 1 }, /* ICP9014RO (Lancer) */
Mark Haverkamp84971732005-06-20 11:55:24 -0700194 { aac_rkt_init, "aacraid", "ICP ", "ICP9047MA ", 1 }, /* ICP9047MA (Lancer) */
195 { aac_rkt_init, "aacraid", "ICP ", "ICP9087MA ", 1 }, /* ICP9087MA (Lancer) */
Mark Haverkamp75c36282006-06-08 13:55:42 -0700196 { aac_rkt_init, "aacraid", "ICP ", "ICP5445AU ", 1 }, /* ICP5445AU (Hurricane44) */
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700197 { aac_rx_init, "aacraid", "ICP ", "ICP9085LI ", 1 }, /* ICP9085LI (Marauder-X) */
198 { aac_rx_init, "aacraid", "ICP ", "ICP5085BR ", 1 }, /* ICP5085BR (Marauder-E) */
199 { aac_rkt_init, "aacraid", "ICP ", "ICP9067MA ", 1 }, /* ICP9067MA (Intruder-6) */
Mark Haverkamp84971732005-06-20 11:55:24 -0700200 { NULL , "aacraid", "ADAPTEC ", "Themisto ", 0, AAC_QUIRK_SLAVE }, /* Jupiter Platform */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700201 { aac_rkt_init, "aacraid", "ADAPTEC ", "Callisto ", 2, AAC_QUIRK_MASTER }, /* Jupiter Platform */
202 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020SA ", 1 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */
203 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025SA ", 1 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */
Mark Haverkampdb39363c2006-01-11 09:28:29 -0800204 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2410SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */
205 { aac_rx_init, "aacraid", "DELL ", "CERC SR2 ", 1, AAC_QUIRK_17SG }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */
206 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2810SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */
207 { 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 -0700208 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2026ZCR ", 1 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */
209 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2610SA ", 1 }, /* SATA 6Ch (Bearcat) */
210 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2240S ", 1 }, /* ASR-2240S (SabreExpress) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500211 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4005 ", 1 }, /* ASR-4005 */
Mark Haverkamp84971732005-06-20 11:55:24 -0700212 { aac_rx_init, "ServeRAID","IBM ", "ServeRAID 8i ", 1 }, /* IBM 8i (AvonPark) */
Mark Haverkamp8e87c2f2005-08-08 14:20:43 -0700213 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l8 ", 1 }, /* IBM 8k/8k-l8 (Aurora) */
214 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l4 ", 1 }, /* IBM 8k/8k-l4 (Aurora Lite) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500215 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4000 ", 1 }, /* ASR-4000 (BlackBird & AvonPark) */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700216 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4800SAS ", 1 }, /* ASR-4800SAS (Marauder-X) */
217 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4805SAS ", 1 }, /* ASR-4805SAS (Marauder-E) */
Salyzyn, Mark8e9d58e2006-12-18 15:01:41 -0500218 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-3800 ", 1 }, /* ASR-3800 (Hurricane44) */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700219
220 { aac_rx_init, "percraid", "DELL ", "PERC 320/DC ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Perc 320/DC*/
221 { aac_sa_init, "aacraid", "ADAPTEC ", "Adaptec 5400S ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/
222 { aac_sa_init, "aacraid", "ADAPTEC ", "AAC-364 ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/
Salyzyn, Markb27e66d2007-06-19 16:05:12 -0400223 { aac_sa_init, "percraid", "DELL ", "PERCRAID ", 4, AAC_QUIRK_34SG }, /* Dell PERC2/QC */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700224 { aac_sa_init, "hpnraid", "HP ", "NetRAID ", 4, AAC_QUIRK_34SG }, /* HP NetRAID-4M */
225
Salyzyn, Mark94cf6ba2007-12-13 16:14:18 -0800226 { aac_rx_init, "aacraid", "DELL ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Dell Catchall */
227 { 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 -0400228 { aac_rx_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Catch All */
Mark Haverkamp239eab12007-01-23 15:00:13 -0800229 { aac_rkt_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Rocket Catch All */
230 { aac_nark_init, "aacraid", "ADAPTEC ", "RAID ", 2 } /* Adaptec NEMER/ARK Catch All */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700231};
232
233/**
234 * aac_queuecommand - queue a SCSI command
235 * @cmd: SCSI command to queue
236 * @done: Function to call on command completion
237 *
238 * Queues a command for execution by the associated Host Adapter.
239 *
240 * TODO: unify with aac_scsi_cmd().
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800241 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700242
243static int aac_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
244{
Mark Haverkamp03d44332007-03-15 10:27:45 -0700245 struct Scsi_Host *host = cmd->device->host;
246 struct aac_dev *dev = (struct aac_dev *)host->hostdata;
247 u32 count = 0;
248 cmd->scsi_done = done;
249 for (; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
250 struct fib * fib = &dev->fibs[count];
251 struct scsi_cmnd * command;
252 if (fib->hw_fib_va->header.XferState &&
253 ((command = fib->callback_data)) &&
254 (command == cmd) &&
255 (cmd->SCp.phase == AAC_OWNER_FIRMWARE))
256 return 0; /* Already owned by Adapter */
257 }
Mark Haverkamp77d644d2006-03-27 09:43:40 -0800258 cmd->SCp.phase = AAC_OWNER_LOWLEVEL;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700259 return (aac_scsi_cmd(cmd) ? FAILED : 0);
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800260}
Linus Torvalds1da177e2005-04-16 15:20:36 -0700261
262/**
263 * aac_info - Returns the host adapter name
264 * @shost: Scsi host to report on
265 *
266 * Returns a static string describing the device in question
267 */
268
Adrian Bunk 48338692005-04-25 19:45:58 -0700269static const char *aac_info(struct Scsi_Host *shost)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700270{
271 struct aac_dev *dev = (struct aac_dev *)shost->hostdata;
272 return aac_drivers[dev->cardtype].name;
273}
274
275/**
276 * aac_get_driver_ident
Salyzyn, Mark8ef22242008-02-08 05:48:22 -0800277 * @devtype: index into lookup table
Linus Torvalds1da177e2005-04-16 15:20:36 -0700278 *
Salyzyn, Mark8ef22242008-02-08 05:48:22 -0800279 * Returns a pointer to the entry in the driver lookup table.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700280 */
281
282struct aac_driver_ident* aac_get_driver_ident(int devtype)
283{
284 return &aac_drivers[devtype];
285}
286
287/**
288 * aac_biosparm - return BIOS parameters for disk
289 * @sdev: The scsi device corresponding to the disk
290 * @bdev: the block device corresponding to the disk
291 * @capacity: the sector capacity of the disk
292 * @geom: geometry block to fill in
293 *
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800294 * Return the Heads/Sectors/Cylinders BIOS Disk Parameters for Disk.
295 * The default disk geometry is 64 heads, 32 sectors, and the appropriate
296 * number of cylinders so as not to exceed drive capacity. In order for
Linus Torvalds1da177e2005-04-16 15:20:36 -0700297 * disks equal to or larger than 1 GB to be addressable by the BIOS
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800298 * without exceeding the BIOS limitation of 1024 cylinders, Extended
299 * Translation should be enabled. With Extended Translation enabled,
300 * drives between 1 GB inclusive and 2 GB exclusive are given a disk
301 * geometry of 128 heads and 32 sectors, and drives above 2 GB inclusive
302 * are given a disk geometry of 255 heads and 63 sectors. However, if
303 * the BIOS detects that the Extended Translation setting does not match
304 * the geometry in the partition table, then the translation inferred
305 * from the partition table will be used by the BIOS, and a warning may
Linus Torvalds1da177e2005-04-16 15:20:36 -0700306 * be displayed.
307 */
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800308
Linus Torvalds1da177e2005-04-16 15:20:36 -0700309static int aac_biosparm(struct scsi_device *sdev, struct block_device *bdev,
310 sector_t capacity, int *geom)
311{
312 struct diskparm *param = (struct diskparm *)geom;
313 unsigned char *buf;
314
315 dprintk((KERN_DEBUG "aac_biosparm.\n"));
316
317 /*
318 * Assuming extended translation is enabled - #REVISIT#
319 */
320 if (capacity >= 2 * 1024 * 1024) { /* 1 GB in 512 byte sectors */
321 if(capacity >= 4 * 1024 * 1024) { /* 2 GB in 512 byte sectors */
322 param->heads = 255;
323 param->sectors = 63;
324 } else {
325 param->heads = 128;
326 param->sectors = 32;
327 }
328 } else {
329 param->heads = 64;
330 param->sectors = 32;
331 }
332
333 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors);
334
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800335 /*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700336 * Read the first 1024 bytes from the disk device, if the boot
337 * sector partition table is valid, search for a partition table
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800338 * entry whose end_head matches one of the standard geometry
Linus Torvalds1da177e2005-04-16 15:20:36 -0700339 * translations ( 64/32, 128/32, 255/63 ).
340 */
341 buf = scsi_bios_ptable(bdev);
Mark Haverkamp8bdf8102005-11-30 12:01:39 -0800342 if (!buf)
343 return 0;
Mark Haverkamp 56b58712005-04-27 06:05:51 -0700344 if(*(__le16 *)(buf + 0x40) == cpu_to_le16(0xaa55)) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700345 struct partition *first = (struct partition * )buf;
346 struct partition *entry = first;
347 int saved_cylinders = param->cylinders;
348 int num;
349 unsigned char end_head, end_sec;
350
351 for(num = 0; num < 4; num++) {
352 end_head = entry->end_head;
353 end_sec = entry->end_sector & 0x3f;
354
355 if(end_head == 63) {
356 param->heads = 64;
357 param->sectors = 32;
358 break;
359 } else if(end_head == 127) {
360 param->heads = 128;
361 param->sectors = 32;
362 break;
363 } else if(end_head == 254) {
364 param->heads = 255;
365 param->sectors = 63;
366 break;
367 }
368 entry++;
369 }
370
371 if (num == 4) {
372 end_head = first->end_head;
373 end_sec = first->end_sector & 0x3f;
374 }
375
376 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors);
377 if (num < 4 && end_sec == param->sectors) {
378 if (param->cylinders != saved_cylinders)
379 dprintk((KERN_DEBUG "Adopting geometry: heads=%d, sectors=%d from partition table %d.\n",
380 param->heads, param->sectors, num));
381 } else if (end_head > 0 || end_sec > 0) {
382 dprintk((KERN_DEBUG "Strange geometry: heads=%d, sectors=%d in partition table %d.\n",
383 end_head + 1, end_sec, num));
384 dprintk((KERN_DEBUG "Using geometry: heads=%d, sectors=%d.\n",
385 param->heads, param->sectors));
386 }
387 }
388 kfree(buf);
389 return 0;
390}
391
392/**
393 * aac_slave_configure - compute queue depths
394 * @sdev: SCSI device we are considering
395 *
396 * Selects queue depths for each target device based on the host adapter's
397 * total capacity and the queue depth supported by the target device.
398 * A queue depth of one automatically disables tagged queueing.
399 */
400
401static int aac_slave_configure(struct scsi_device *sdev)
402{
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800403 struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata;
Mark Salyzyna4576b52008-04-30 15:47:35 -0400404 if (aac->jbod && (sdev->type == TYPE_DISK))
405 sdev->removable = 1;
Mark Haverkampbb08f922006-02-01 09:30:44 -0800406 if ((sdev->type == TYPE_DISK) &&
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800407 (sdev_channel(sdev) != CONTAINER_CHANNEL) &&
Salyzyn, Markcb1042f2008-01-17 09:25:07 -0800408 (!aac->jbod || sdev->inq_periph_qual) &&
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800409 (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2))) {
Mark Haverkampe37ee4b2007-01-26 09:23:32 -0800410 if (expose_physicals == 0)
411 return -ENXIO;
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800412 if (expose_physicals < 0)
413 sdev->no_uld_attach = 1;
Mark Haverkampbb08f922006-02-01 09:30:44 -0800414 }
415 if (sdev->tagged_supported && (sdev->type == TYPE_DISK) &&
Salyzyn, Markcb1042f2008-01-17 09:25:07 -0800416 (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2)) &&
417 !sdev->no_uld_attach) {
Mark Haverkampbb08f922006-02-01 09:30:44 -0800418 struct scsi_device * dev;
419 struct Scsi_Host *host = sdev->host;
420 unsigned num_lsu = 0;
421 unsigned num_one = 0;
422 unsigned depth;
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800423 unsigned cid;
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -0700424
Salyzyn, Mark94cf6ba2007-12-13 16:14:18 -0800425 /*
426 * Firmware has an individual device recovery time typically
427 * of 35 seconds, give us a margin.
428 */
429 if (sdev->timeout < (45 * HZ))
430 sdev->timeout = 45 * HZ;
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800431 for (cid = 0; cid < aac->maximum_num_containers; ++cid)
432 if (aac->fsa_dev[cid].valid)
433 ++num_lsu;
Mark Haverkampbb08f922006-02-01 09:30:44 -0800434 __shost_for_each_device(dev, host) {
435 if (dev->tagged_supported && (dev->type == TYPE_DISK) &&
Salyzyn, Markcb1042f2008-01-17 09:25:07 -0800436 (!aac->raid_scsi_mode ||
437 (sdev_channel(sdev) != 2)) &&
438 !dev->no_uld_attach) {
439 if ((sdev_channel(dev) != CONTAINER_CHANNEL)
440 || !aac->fsa_dev[sdev_id(dev)].valid)
Salyzyn, Markb18268f2008-01-08 14:07:57 -0800441 ++num_lsu;
442 } else
Mark Haverkampbb08f922006-02-01 09:30:44 -0800443 ++num_one;
444 }
445 if (num_lsu == 0)
446 ++num_lsu;
447 depth = (host->can_queue - num_one) / num_lsu;
448 if (depth > 256)
449 depth = 256;
450 else if (depth < 2)
451 depth = 2;
452 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, depth);
Mark Haverkampbb08f922006-02-01 09:30:44 -0800453 } else
Linus Torvalds1da177e2005-04-16 15:20:36 -0700454 scsi_adjust_queue_depth(sdev, 0, 1);
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -0700455
Linus Torvalds1da177e2005-04-16 15:20:36 -0700456 return 0;
457}
458
Salyzyn, Mark5c9cfed2007-05-30 10:01:14 -0400459/**
460 * aac_change_queue_depth - alter queue depths
461 * @sdev: SCSI device we are considering
462 * @depth: desired queue depth
463 *
464 * Alters queue depths for target device based on the host adapter's
465 * total capacity and the queue depth supported by the target device.
466 */
467
468static int aac_change_queue_depth(struct scsi_device *sdev, int depth)
469{
470 if (sdev->tagged_supported && (sdev->type == TYPE_DISK) &&
471 (sdev_channel(sdev) == CONTAINER_CHANNEL)) {
472 struct scsi_device * dev;
473 struct Scsi_Host *host = sdev->host;
474 unsigned num = 0;
475
476 __shost_for_each_device(dev, host) {
477 if (dev->tagged_supported && (dev->type == TYPE_DISK) &&
478 (sdev_channel(dev) == CONTAINER_CHANNEL))
479 ++num;
480 ++num;
481 }
482 if (num >= host->can_queue)
483 num = host->can_queue - 1;
484 if (depth > (host->can_queue - num))
485 depth = host->can_queue - num;
486 if (depth > 256)
487 depth = 256;
488 else if (depth < 2)
489 depth = 2;
490 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, depth);
491 } else
492 scsi_adjust_queue_depth(sdev, 0, 1);
493 return sdev->queue_depth;
494}
495
Salyzyn, Mark17eaace2008-01-08 12:23:49 -0800496static ssize_t aac_show_raid_level(struct device *dev, struct device_attribute *attr, char *buf)
497{
Salyzyn, Mark95f6fb52008-02-08 09:01:34 -0800498 struct scsi_device *sdev = to_scsi_device(dev);
499 struct aac_dev *aac = (struct aac_dev *)(sdev->host->hostdata);
Salyzyn, Mark17eaace2008-01-08 12:23:49 -0800500 if (sdev_channel(sdev) != CONTAINER_CHANNEL)
501 return snprintf(buf, PAGE_SIZE, sdev->no_uld_attach
Salyzyn, Mark95f6fb52008-02-08 09:01:34 -0800502 ? "Hidden\n" :
503 ((aac->jbod && (sdev->type == TYPE_DISK)) ? "JBOD\n" : ""));
Salyzyn, Mark17eaace2008-01-08 12:23:49 -0800504 return snprintf(buf, PAGE_SIZE, "%s\n",
Salyzyn, Mark95f6fb52008-02-08 09:01:34 -0800505 get_container_type(aac->fsa_dev[sdev_id(sdev)].type));
Salyzyn, Mark17eaace2008-01-08 12:23:49 -0800506}
507
508static struct device_attribute aac_raid_level_attr = {
509 .attr = {
510 .name = "level",
511 .mode = S_IRUGO,
512 },
513 .show = aac_show_raid_level
514};
515
516static struct device_attribute *aac_dev_attrs[] = {
517 &aac_raid_level_attr,
518 NULL,
519};
520
Linus Torvalds1da177e2005-04-16 15:20:36 -0700521static int aac_ioctl(struct scsi_device *sdev, int cmd, void __user * arg)
522{
523 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
Alan Coxd496f942007-11-07 23:58:10 +0000524 if (!capable(CAP_SYS_RAWIO))
525 return -EPERM;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700526 return aac_do_ioctl(dev, cmd, arg);
527}
528
Mark Haverkamp03d44332007-03-15 10:27:45 -0700529static int aac_eh_abort(struct scsi_cmnd* cmd)
530{
Salyzyn, Mark802ae2f2007-03-21 13:49:47 -0400531 struct scsi_device * dev = cmd->device;
532 struct Scsi_Host * host = dev->host;
Mark Haverkamp03d44332007-03-15 10:27:45 -0700533 struct aac_dev * aac = (struct aac_dev *)host->hostdata;
534 int count;
535 int ret = FAILED;
536
537 printk(KERN_ERR "%s: Host adapter abort request (%d,%d,%d,%d)\n",
538 AAC_DRIVERNAME,
Salyzyn, Mark802ae2f2007-03-21 13:49:47 -0400539 host->host_no, sdev_channel(dev), sdev_id(dev), dev->lun);
Mark Haverkamp03d44332007-03-15 10:27:45 -0700540 switch (cmd->cmnd[0]) {
541 case SERVICE_ACTION_IN:
542 if (!(aac->raw_io_interface) ||
543 !(aac->raw_io_64) ||
544 ((cmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16))
545 break;
546 case INQUIRY:
547 case READ_CAPACITY:
Mark Haverkamp03d44332007-03-15 10:27:45 -0700548 /* Mark associated FIB to not complete, eh handler does this */
549 for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
550 struct fib * fib = &aac->fibs[count];
551 if (fib->hw_fib_va->header.XferState &&
Salyzyn, Markb6ef70f2008-01-08 13:26:43 -0800552 (fib->flags & FIB_CONTEXT_FLAG) &&
Mark Haverkamp03d44332007-03-15 10:27:45 -0700553 (fib->callback_data == cmd)) {
554 fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT;
555 cmd->SCp.phase = AAC_OWNER_ERROR_HANDLER;
556 ret = SUCCESS;
557 }
558 }
Salyzyn, Markb6ef70f2008-01-08 13:26:43 -0800559 break;
560 case TEST_UNIT_READY:
561 /* Mark associated FIB to not complete, eh handler does this */
562 for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
563 struct scsi_cmnd * command;
564 struct fib * fib = &aac->fibs[count];
565 if ((fib->hw_fib_va->header.XferState & cpu_to_le32(Async | NoResponseExpected)) &&
566 (fib->flags & FIB_CONTEXT_FLAG) &&
567 ((command = fib->callback_data)) &&
568 (command->device == cmd->device)) {
569 fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT;
570 command->SCp.phase = AAC_OWNER_ERROR_HANDLER;
571 if (command == cmd)
572 ret = SUCCESS;
573 }
574 }
Mark Haverkamp03d44332007-03-15 10:27:45 -0700575 }
576 return ret;
577}
578
Linus Torvalds1da177e2005-04-16 15:20:36 -0700579/*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700580 * aac_eh_reset - Reset command handling
581 * @scsi_cmd: SCSI command block causing the reset
582 *
583 */
584static int aac_eh_reset(struct scsi_cmnd* cmd)
585{
586 struct scsi_device * dev = cmd->device;
587 struct Scsi_Host * host = dev->host;
588 struct scsi_cmnd * command;
589 int count;
Mark Haverkamp03d44332007-03-15 10:27:45 -0700590 struct aac_dev * aac = (struct aac_dev *)host->hostdata;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700591 unsigned long flags;
592
Mark Haverkamp03d44332007-03-15 10:27:45 -0700593 /* Mark the associated FIB to not complete, eh handler does this */
594 for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
595 struct fib * fib = &aac->fibs[count];
596 if (fib->hw_fib_va->header.XferState &&
Salyzyn, Markb6ef70f2008-01-08 13:26:43 -0800597 (fib->flags & FIB_CONTEXT_FLAG) &&
Mark Haverkamp03d44332007-03-15 10:27:45 -0700598 (fib->callback_data == cmd)) {
599 fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT;
600 cmd->SCp.phase = AAC_OWNER_ERROR_HANDLER;
601 }
602 }
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800603 printk(KERN_ERR "%s: Host adapter reset request. SCSI hang ?\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700604 AAC_DRIVERNAME);
Mark Haverkamp8c867b22006-08-03 08:03:30 -0700605
606 if ((count = aac_check_health(aac)))
607 return count;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700608 /*
609 * Wait for all commands to complete to this specific
610 * target (block maximum 60 seconds).
611 */
612 for (count = 60; count; --count) {
Mark Haverkamp8c867b22006-08-03 08:03:30 -0700613 int active = aac->in_reset;
614
615 if (active == 0)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700616 __shost_for_each_device(dev, host) {
617 spin_lock_irqsave(&dev->list_lock, flags);
618 list_for_each_entry(command, &dev->cmd_list, list) {
Mark Haverkamp77d644d2006-03-27 09:43:40 -0800619 if ((command != cmd) &&
620 (command->SCp.phase == AAC_OWNER_FIRMWARE)) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700621 active++;
622 break;
623 }
624 }
625 spin_unlock_irqrestore(&dev->list_lock, flags);
626 if (active)
627 break;
628
629 }
630 /*
631 * We can exit If all the commands are complete
632 */
633 if (active == 0)
634 return SUCCESS;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700635 ssleep(1);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700636 }
637 printk(KERN_ERR "%s: SCSI bus appears hung\n", AAC_DRIVERNAME);
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400638 /*
639 * This adapter needs a blind reset, only do so for Adapters that
640 * support a register, instead of a commanded, reset.
641 */
642 if ((aac->supplement_adapter_info.SupportedOptions2 &
Salyzyn, Marka3940da2008-01-08 12:48:25 -0800643 AAC_OPTION_MU_RESET) &&
644 aac_check_reset &&
645 ((aac_check_reset != 1) ||
Salyzyn, Mark2f7ecc52008-02-08 08:36:23 -0800646 !(aac->supplement_adapter_info.SupportedOptions2 &
Salyzyn, Marka3940da2008-01-08 12:48:25 -0800647 AAC_OPTION_IGNORE_RESET)))
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400648 aac_reset_adapter(aac, 2); /* Bypass wait for command quiesce */
Mark Haverkamp03d44332007-03-15 10:27:45 -0700649 return SUCCESS; /* Cause an immediate retry of the command with a ten second delay after successful tur */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700650}
651
652/**
653 * aac_cfg_open - open a configuration file
654 * @inode: inode being opened
655 * @file: file handle attached
656 *
657 * Called when the configuration device is opened. Does the needed
658 * set up on the handle and then returns
659 *
660 * Bugs: This needs extending to check a given adapter is present
661 * so we can support hot plugging, and to ref count adapters.
662 */
663
664static int aac_cfg_open(struct inode *inode, struct file *file)
665{
666 struct aac_dev *aac;
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -0700667 unsigned minor_number = iminor(inode);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700668 int err = -ENODEV;
669
670 list_for_each_entry(aac, &aac_devices, entry) {
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -0700671 if (aac->id == minor_number) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700672 file->private_data = aac;
673 err = 0;
674 break;
675 }
676 }
677
Mark Haverkamp036d6182005-04-26 22:54:58 -0700678 return err;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700679}
680
681/**
682 * aac_cfg_ioctl - AAC configuration request
683 * @inode: inode of device
684 * @file: file handle
685 * @cmd: ioctl command code
686 * @arg: argument
687 *
688 * Handles a configuration ioctl. Currently this involves wrapping it
689 * up and feeding it into the nasty windowsalike glue layer.
690 *
691 * Bugs: Needs locking against parallel ioctls lower down
692 * Bugs: Needs to handle hot plugging
693 */
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800694
695static int aac_cfg_ioctl(struct inode *inode, struct file *file,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700696 unsigned int cmd, unsigned long arg)
697{
Alan Cox5f78e892007-11-07 23:58:10 +0000698 if (!capable(CAP_SYS_RAWIO))
Alan Cox60395bb2007-07-23 14:51:05 +0100699 return -EPERM;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700700 return aac_do_ioctl(file->private_data, cmd, (void __user *)arg);
701}
702
703#ifdef CONFIG_COMPAT
704static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long arg)
705{
706 long ret;
707 lock_kernel();
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800708 switch (cmd) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700709 case FSACTL_MINIPORT_REV_CHECK:
710 case FSACTL_SENDFIB:
711 case FSACTL_OPEN_GET_ADAPTER_FIB:
712 case FSACTL_CLOSE_GET_ADAPTER_FIB:
713 case FSACTL_SEND_RAW_SRB:
714 case FSACTL_GET_PCI_INFO:
715 case FSACTL_QUERY_DISK:
716 case FSACTL_DELETE_DISK:
717 case FSACTL_FORCE_DELETE_DISK:
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800718 case FSACTL_GET_CONTAINERS:
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -0700719 case FSACTL_SEND_LARGE_FIB:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700720 ret = aac_do_ioctl(dev, cmd, (void __user *)arg);
721 break;
722
723 case FSACTL_GET_NEXT_ADAPTER_FIB: {
724 struct fib_ioctl __user *f;
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800725
Linus Torvalds1da177e2005-04-16 15:20:36 -0700726 f = compat_alloc_user_space(sizeof(*f));
727 ret = 0;
Mark Haverkamp821499a2006-06-12 10:53:58 -0700728 if (clear_user(f, sizeof(*f)))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700729 ret = -EFAULT;
730 if (copy_in_user(f, (void __user *)arg, sizeof(struct fib_ioctl) - sizeof(u32)))
731 ret = -EFAULT;
732 if (!ret)
Mark Haverkamp3d2f98a2006-03-27 09:44:33 -0800733 ret = aac_do_ioctl(dev, cmd, f);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700734 break;
735 }
736
737 default:
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800738 ret = -ENOIOCTLCMD;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700739 break;
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800740 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700741 unlock_kernel();
742 return ret;
743}
744
745static int aac_compat_ioctl(struct scsi_device *sdev, int cmd, void __user *arg)
746{
747 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
748 return aac_compat_do_ioctl(dev, cmd, (unsigned long)arg);
749}
750
751static long aac_compat_cfg_ioctl(struct file *file, unsigned cmd, unsigned long arg)
752{
Alan Cox5f78e892007-11-07 23:58:10 +0000753 if (!capable(CAP_SYS_RAWIO))
Alan Cox60395bb2007-07-23 14:51:05 +0100754 return -EPERM;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700755 return aac_compat_do_ioctl((struct aac_dev *)file->private_data, cmd, arg);
756}
757#endif
758
Tony Jonesee959b02008-02-22 00:13:36 +0100759static ssize_t aac_show_model(struct device *device,
760 struct device_attribute *attr, char *buf)
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700761{
Tony Jonesee959b02008-02-22 00:13:36 +0100762 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700763 int len;
764
Mark Haverkamp7686f132006-01-11 09:28:16 -0800765 if (dev->supplement_adapter_info.AdapterTypeText[0]) {
766 char * cp = dev->supplement_adapter_info.AdapterTypeText;
767 while (*cp && *cp != ' ')
768 ++cp;
769 while (*cp == ' ')
770 ++cp;
771 len = snprintf(buf, PAGE_SIZE, "%s\n", cp);
772 } else
773 len = snprintf(buf, PAGE_SIZE, "%s\n",
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700774 aac_drivers[dev->cardtype].model);
775 return len;
776}
777
Tony Jonesee959b02008-02-22 00:13:36 +0100778static ssize_t aac_show_vendor(struct device *device,
779 struct device_attribute *attr, char *buf)
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700780{
Tony Jonesee959b02008-02-22 00:13:36 +0100781 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700782 int len;
783
Mark Haverkamp7686f132006-01-11 09:28:16 -0800784 if (dev->supplement_adapter_info.AdapterTypeText[0]) {
785 char * cp = dev->supplement_adapter_info.AdapterTypeText;
786 while (*cp && *cp != ' ')
787 ++cp;
788 len = snprintf(buf, PAGE_SIZE, "%.*s\n",
789 (int)(cp - (char *)dev->supplement_adapter_info.AdapterTypeText),
790 dev->supplement_adapter_info.AdapterTypeText);
791 } else
792 len = snprintf(buf, PAGE_SIZE, "%s\n",
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700793 aac_drivers[dev->cardtype].vname);
794 return len;
795}
796
Tony Jonesee959b02008-02-22 00:13:36 +0100797static ssize_t aac_show_flags(struct device *cdev,
798 struct device_attribute *attr, char *buf)
Salyzyn, Mark2ca39c42008-01-17 09:24:56 -0800799{
800 int len = 0;
Tony Jonesee959b02008-02-22 00:13:36 +0100801 struct aac_dev *dev = (struct aac_dev*)class_to_shost(cdev)->hostdata;
Salyzyn, Mark2ca39c42008-01-17 09:24:56 -0800802
803 if (nblank(dprintk(x)))
804 len = snprintf(buf, PAGE_SIZE, "dprintk\n");
805#ifdef AAC_DETAILED_STATUS_INFO
806 len += snprintf(buf + len, PAGE_SIZE - len,
807 "AAC_DETAILED_STATUS_INFO\n");
808#endif
809 if (dev->raw_io_interface && dev->raw_io_64)
810 len += snprintf(buf + len, PAGE_SIZE - len,
811 "SAI_READ_CAPACITY_16\n");
Salyzyn, Markcb1042f2008-01-17 09:25:07 -0800812 if (dev->jbod)
813 len += snprintf(buf + len, PAGE_SIZE - len, "SUPPORTED_JBOD\n");
Mark Salyzyn655d7222008-04-30 16:03:42 -0400814 if (dev->supplement_adapter_info.SupportedOptions2 &
815 AAC_OPTION_POWER_MANAGEMENT)
816 len += snprintf(buf + len, PAGE_SIZE - len,
817 "SUPPORTED_POWER_MANAGEMENT\n");
818 if (dev->msi)
819 len += snprintf(buf + len, PAGE_SIZE - len, "PCI_HAS_MSI\n");
Salyzyn, Mark2ca39c42008-01-17 09:24:56 -0800820 return len;
821}
822
Tony Jonesee959b02008-02-22 00:13:36 +0100823static ssize_t aac_show_kernel_version(struct device *device,
824 struct device_attribute *attr,
825 char *buf)
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700826{
Tony Jonesee959b02008-02-22 00:13:36 +0100827 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700828 int len, tmp;
829
830 tmp = le32_to_cpu(dev->adapter_info.kernelrev);
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800831 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700832 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
833 le32_to_cpu(dev->adapter_info.kernelbuild));
834 return len;
835}
836
Tony Jonesee959b02008-02-22 00:13:36 +0100837static ssize_t aac_show_monitor_version(struct device *device,
838 struct device_attribute *attr,
839 char *buf)
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700840{
Tony Jonesee959b02008-02-22 00:13:36 +0100841 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700842 int len, tmp;
843
844 tmp = le32_to_cpu(dev->adapter_info.monitorrev);
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800845 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700846 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
847 le32_to_cpu(dev->adapter_info.monitorbuild));
848 return len;
849}
850
Tony Jonesee959b02008-02-22 00:13:36 +0100851static ssize_t aac_show_bios_version(struct device *device,
852 struct device_attribute *attr,
853 char *buf)
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700854{
Tony Jonesee959b02008-02-22 00:13:36 +0100855 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700856 int len, tmp;
857
858 tmp = le32_to_cpu(dev->adapter_info.biosrev);
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -0800859 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700860 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
861 le32_to_cpu(dev->adapter_info.biosbuild));
862 return len;
863}
864
Tony Jonesee959b02008-02-22 00:13:36 +0100865ssize_t aac_show_serial_number(struct device *device,
866 struct device_attribute *attr, char *buf)
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700867{
Tony Jonesee959b02008-02-22 00:13:36 +0100868 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700869 int len = 0;
870
871 if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0)
Salyzyn, Mark24f02e12007-06-19 16:29:24 -0400872 len = snprintf(buf, PAGE_SIZE, "%06X\n",
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700873 le32_to_cpu(dev->adapter_info.serial[0]));
Salyzyn, Mark24f02e12007-06-19 16:29:24 -0400874 if (len &&
875 !memcmp(&dev->supplement_adapter_info.MfgPcbaSerialNo[
Salyzyn, Mark95f6fb52008-02-08 09:01:34 -0800876 sizeof(dev->supplement_adapter_info.MfgPcbaSerialNo)-len],
877 buf, len-1))
Salyzyn, Mark24f02e12007-06-19 16:29:24 -0400878 len = snprintf(buf, PAGE_SIZE, "%.*s\n",
879 (int)sizeof(dev->supplement_adapter_info.MfgPcbaSerialNo),
880 dev->supplement_adapter_info.MfgPcbaSerialNo);
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700881 return len;
882}
883
Tony Jonesee959b02008-02-22 00:13:36 +0100884static ssize_t aac_show_max_channel(struct device *device,
885 struct device_attribute *attr, char *buf)
Mark Haverkampd1ad94a2006-03-27 09:44:29 -0800886{
887 return snprintf(buf, PAGE_SIZE, "%d\n",
Tony Jonesee959b02008-02-22 00:13:36 +0100888 class_to_shost(device)->max_channel);
Mark Haverkampd1ad94a2006-03-27 09:44:29 -0800889}
890
Tony Jonesee959b02008-02-22 00:13:36 +0100891static ssize_t aac_show_max_id(struct device *device,
892 struct device_attribute *attr, char *buf)
Mark Haverkampd1ad94a2006-03-27 09:44:29 -0800893{
894 return snprintf(buf, PAGE_SIZE, "%d\n",
Tony Jonesee959b02008-02-22 00:13:36 +0100895 class_to_shost(device)->max_id);
Mark Haverkampd1ad94a2006-03-27 09:44:29 -0800896}
897
Tony Jonesee959b02008-02-22 00:13:36 +0100898static ssize_t aac_store_reset_adapter(struct device *device,
899 struct device_attribute *attr,
900 const char *buf, size_t count)
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400901{
902 int retval = -EACCES;
903
904 if (!capable(CAP_SYS_ADMIN))
905 return retval;
Tony Jonesee959b02008-02-22 00:13:36 +0100906 retval = aac_reset_adapter((struct aac_dev*)class_to_shost(device)->hostdata, buf[0] == '!');
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400907 if (retval >= 0)
908 retval = count;
909 return retval;
910}
911
Tony Jonesee959b02008-02-22 00:13:36 +0100912static ssize_t aac_show_reset_adapter(struct device *device,
913 struct device_attribute *attr,
914 char *buf)
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400915{
Tony Jonesee959b02008-02-22 00:13:36 +0100916 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400917 int len, tmp;
918
919 tmp = aac_adapter_check_health(dev);
920 if ((tmp == 0) && dev->in_reset)
921 tmp = -EBUSY;
Salyzyn, Markbbf17d62007-07-23 10:13:48 -0400922 len = snprintf(buf, PAGE_SIZE, "0x%x\n", tmp);
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400923 return len;
924}
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700925
Tony Jonesee959b02008-02-22 00:13:36 +0100926static struct device_attribute aac_model = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700927 .attr = {
928 .name = "model",
929 .mode = S_IRUGO,
930 },
931 .show = aac_show_model,
932};
Tony Jonesee959b02008-02-22 00:13:36 +0100933static struct device_attribute aac_vendor = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700934 .attr = {
935 .name = "vendor",
936 .mode = S_IRUGO,
937 },
938 .show = aac_show_vendor,
939};
Tony Jonesee959b02008-02-22 00:13:36 +0100940static struct device_attribute aac_flags = {
Salyzyn, Mark2ca39c42008-01-17 09:24:56 -0800941 .attr = {
942 .name = "flags",
943 .mode = S_IRUGO,
944 },
945 .show = aac_show_flags,
946};
Tony Jonesee959b02008-02-22 00:13:36 +0100947static struct device_attribute aac_kernel_version = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700948 .attr = {
949 .name = "hba_kernel_version",
950 .mode = S_IRUGO,
951 },
952 .show = aac_show_kernel_version,
953};
Tony Jonesee959b02008-02-22 00:13:36 +0100954static struct device_attribute aac_monitor_version = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700955 .attr = {
956 .name = "hba_monitor_version",
957 .mode = S_IRUGO,
958 },
959 .show = aac_show_monitor_version,
960};
Tony Jonesee959b02008-02-22 00:13:36 +0100961static struct device_attribute aac_bios_version = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700962 .attr = {
963 .name = "hba_bios_version",
964 .mode = S_IRUGO,
965 },
966 .show = aac_show_bios_version,
967};
Tony Jonesee959b02008-02-22 00:13:36 +0100968static struct device_attribute aac_serial_number = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700969 .attr = {
970 .name = "serial_number",
971 .mode = S_IRUGO,
972 },
973 .show = aac_show_serial_number,
974};
Tony Jonesee959b02008-02-22 00:13:36 +0100975static struct device_attribute aac_max_channel = {
Mark Haverkampd1ad94a2006-03-27 09:44:29 -0800976 .attr = {
977 .name = "max_channel",
978 .mode = S_IRUGO,
979 },
980 .show = aac_show_max_channel,
981};
Tony Jonesee959b02008-02-22 00:13:36 +0100982static struct device_attribute aac_max_id = {
Mark Haverkampd1ad94a2006-03-27 09:44:29 -0800983 .attr = {
984 .name = "max_id",
985 .mode = S_IRUGO,
986 },
987 .show = aac_show_max_id,
988};
Tony Jonesee959b02008-02-22 00:13:36 +0100989static struct device_attribute aac_reset = {
Salyzyn, Mark29c97682007-06-12 09:33:54 -0400990 .attr = {
991 .name = "reset_host",
992 .mode = S_IWUSR|S_IRUGO,
993 },
994 .store = aac_store_reset_adapter,
995 .show = aac_show_reset_adapter,
996};
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700997
Tony Jonesee959b02008-02-22 00:13:36 +0100998static struct device_attribute *aac_attrs[] = {
Mark Haverkamp0bb14af2005-06-01 10:24:38 -0700999 &aac_model,
1000 &aac_vendor,
Salyzyn, Mark2ca39c42008-01-17 09:24:56 -08001001 &aac_flags,
Mark Haverkamp0bb14af2005-06-01 10:24:38 -07001002 &aac_kernel_version,
1003 &aac_monitor_version,
1004 &aac_bios_version,
1005 &aac_serial_number,
Mark Haverkampd1ad94a2006-03-27 09:44:29 -08001006 &aac_max_channel,
1007 &aac_max_id,
Salyzyn, Mark29c97682007-06-12 09:33:54 -04001008 &aac_reset,
Mark Haverkamp0bb14af2005-06-01 10:24:38 -07001009 NULL
1010};
1011
Tony Jonesee959b02008-02-22 00:13:36 +01001012ssize_t aac_get_serial_number(struct device *device, char *buf)
1013{
1014 return aac_show_serial_number(device, &aac_serial_number, buf);
1015}
Mark Haverkamp0bb14af2005-06-01 10:24:38 -07001016
Arjan van de Ven00977a52007-02-12 00:55:34 -08001017static const struct file_operations aac_cfg_fops = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001018 .owner = THIS_MODULE,
1019 .ioctl = aac_cfg_ioctl,
1020#ifdef CONFIG_COMPAT
1021 .compat_ioctl = aac_compat_cfg_ioctl,
1022#endif
1023 .open = aac_cfg_open,
1024};
1025
1026static struct scsi_host_template aac_driver_template = {
1027 .module = THIS_MODULE,
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001028 .name = "AAC",
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -07001029 .proc_name = AAC_DRIVERNAME,
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001030 .info = aac_info,
1031 .ioctl = aac_ioctl,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001032#ifdef CONFIG_COMPAT
1033 .compat_ioctl = aac_compat_ioctl,
1034#endif
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001035 .queuecommand = aac_queuecommand,
1036 .bios_param = aac_biosparm,
Mark Haverkamp0bb14af2005-06-01 10:24:38 -07001037 .shost_attrs = aac_attrs,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001038 .slave_configure = aac_slave_configure,
Salyzyn, Mark5c9cfed2007-05-30 10:01:14 -04001039 .change_queue_depth = aac_change_queue_depth,
Salyzyn, Mark17eaace2008-01-08 12:23:49 -08001040 .sdev_attrs = aac_dev_attrs,
Mark Haverkamp03d44332007-03-15 10:27:45 -07001041 .eh_abort_handler = aac_eh_abort,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001042 .eh_host_reset_handler = aac_eh_reset,
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001043 .can_queue = AAC_NUM_IO_FIB,
1044 .this_id = MAXIMUM_NUM_CONTAINERS,
1045 .sg_tablesize = 16,
1046 .max_sectors = 128,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001047#if (AAC_NUM_IO_FIB > 256)
1048 .cmd_per_lun = 256,
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001049#else
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001050 .cmd_per_lun = AAC_NUM_IO_FIB,
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001051#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -07001052 .use_clustering = ENABLE_CLUSTERING,
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001053 .emulated = 1,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001054};
1055
Salyzyn, Mark94774a32007-05-30 11:59:13 -04001056static void __aac_shutdown(struct aac_dev * aac)
1057{
Salyzyn, Marke85fbc52007-10-31 16:40:37 -04001058 if (aac->aif_thread)
1059 kthread_stop(aac->thread);
Salyzyn, Mark94774a32007-05-30 11:59:13 -04001060 aac_send_shutdown(aac);
1061 aac_adapter_disable_int(aac);
1062 free_irq(aac->pdev->irq, aac);
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001063 if (aac->msi)
1064 pci_disable_msi(aac->pdev);
Salyzyn, Mark94774a32007-05-30 11:59:13 -04001065}
1066
Linus Torvalds1da177e2005-04-16 15:20:36 -07001067static int __devinit aac_probe_one(struct pci_dev *pdev,
1068 const struct pci_device_id *id)
1069{
1070 unsigned index = id->driver_data;
1071 struct Scsi_Host *shost;
1072 struct aac_dev *aac;
1073 struct list_head *insert = &aac_devices;
1074 int error = -ENODEV;
1075 int unique_id = 0;
1076
1077 list_for_each_entry(aac, &aac_devices, entry) {
1078 if (aac->id > unique_id)
1079 break;
1080 insert = &aac->entry;
1081 unique_id++;
1082 }
1083
Mark Haverkamp08efb7b2005-09-20 12:56:36 -07001084 error = pci_enable_device(pdev);
1085 if (error)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001086 goto out;
Mark Haverkampe61b17f2006-03-27 09:44:11 -08001087 error = -ENODEV;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001088
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001089 if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) ||
James Bottomley71e0f322005-10-28 11:21:10 -05001090 pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK))
Mark Haverkampe61b17f2006-03-27 09:44:11 -08001091 goto out_disable_pdev;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001092 /*
1093 * If the quirk31 bit is set, the adapter needs adapter
1094 * to driver communication memory to be allocated below 2gig
1095 */
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001096 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT)
Matthias Gehre910638a2006-03-28 01:56:48 -08001097 if (pci_set_dma_mask(pdev, DMA_31BIT_MASK) ||
1098 pci_set_consistent_dma_mask(pdev, DMA_31BIT_MASK))
Mark Haverkampe61b17f2006-03-27 09:44:11 -08001099 goto out_disable_pdev;
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001100
Linus Torvalds1da177e2005-04-16 15:20:36 -07001101 pci_set_master(pdev);
1102
1103 shost = scsi_host_alloc(&aac_driver_template, sizeof(struct aac_dev));
1104 if (!shost)
1105 goto out_disable_pdev;
1106
1107 shost->irq = pdev->irq;
1108 shost->base = pci_resource_start(pdev, 0);
1109 shost->unique_id = unique_id;
Mark Haverkamp7a8cf292005-09-22 09:15:24 -07001110 shost->max_cmd_len = 16;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001111
1112 aac = (struct aac_dev *)shost->hostdata;
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001113 aac->scsi_host_ptr = shost;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001114 aac->pdev = pdev;
1115 aac->name = aac_driver_template.name;
1116 aac->id = shost->unique_id;
Mark Salyzyna4576b52008-04-30 15:47:35 -04001117 aac->cardtype = index;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001118 INIT_LIST_HEAD(&aac->entry);
1119
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -07001120 aac->fibs = kmalloc(sizeof(struct fib) * (shost->can_queue + AAC_NUM_MGT_FIB), GFP_KERNEL);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001121 if (!aac->fibs)
1122 goto out_free_host;
1123 spin_lock_init(&aac->fib_lock);
1124
Mark Haverkamp8e0c5eb2005-10-24 10:52:22 -07001125 /*
1126 * Map in the registers from the adapter.
1127 */
1128 aac->base_size = AAC_MIN_FOOTPRINT_SIZE;
Mark Haverkamp8e0c5eb2005-10-24 10:52:22 -07001129 if ((*aac_drivers[index].init)(aac))
1130 goto out_unmap;
1131
1132 /*
1133 * Start any kernel threads needed
1134 */
Christoph Hellwigfe273812006-02-14 18:45:06 +01001135 aac->thread = kthread_run(aac_command_thread, aac, AAC_DRIVERNAME);
1136 if (IS_ERR(aac->thread)) {
Mark Haverkamp8e0c5eb2005-10-24 10:52:22 -07001137 printk(KERN_ERR "aacraid: Unable to create command thread.\n");
Christoph Hellwigfe273812006-02-14 18:45:06 +01001138 error = PTR_ERR(aac->thread);
Mark Haverkamp8e0c5eb2005-10-24 10:52:22 -07001139 goto out_deinit;
1140 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001141
1142 /*
1143 * If we had set a smaller DMA mask earlier, set it to 4gig
1144 * now since the adapter can dma data to at least a 4gig
1145 * address space.
1146 */
1147 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT)
James Bottomley71e0f322005-10-28 11:21:10 -05001148 if (pci_set_dma_mask(pdev, DMA_32BIT_MASK))
1149 goto out_deinit;
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001150
Mark Haverkamp84971732005-06-20 11:55:24 -07001151 aac->maximum_num_channels = aac_drivers[index].channels;
Mark Haverkamp08efb7b2005-09-20 12:56:36 -07001152 error = aac_get_adapter_info(aac);
1153 if (error < 0)
1154 goto out_deinit;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001155
1156 /*
Mark Salyzyna4576b52008-04-30 15:47:35 -04001157 * Lets override negotiations and drop the maximum SG limit to 34
1158 */
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001159 if ((aac_drivers[index].quirks & AAC_QUIRK_34SG) &&
Salyzyn, Mark62e9f5c2008-02-06 09:00:46 -08001160 (shost->sg_tablesize > 34)) {
1161 shost->sg_tablesize = 34;
1162 shost->max_sectors = (shost->sg_tablesize * 8) + 112;
Mark Salyzyna4576b52008-04-30 15:47:35 -04001163 }
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -07001164
Mark Salyzyna4576b52008-04-30 15:47:35 -04001165 if ((aac_drivers[index].quirks & AAC_QUIRK_17SG) &&
Salyzyn, Mark62e9f5c2008-02-06 09:00:46 -08001166 (shost->sg_tablesize > 17)) {
1167 shost->sg_tablesize = 17;
1168 shost->max_sectors = (shost->sg_tablesize * 8) + 112;
Mark Salyzyna4576b52008-04-30 15:47:35 -04001169 }
Mark Haverkampdb39363c2006-01-11 09:28:29 -08001170
Salyzyn, Mark62e9f5c2008-02-06 09:00:46 -08001171 error = pci_set_dma_max_seg_size(pdev,
1172 (aac->adapter_info.options & AAC_OPT_NEW_COMM) ?
1173 (shost->max_sectors << 9) : 65536);
1174 if (error)
1175 goto out_deinit;
1176
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -07001177 /*
Salyzyn, Mark62e9f5c2008-02-06 09:00:46 -08001178 * Firmware printf works only with older firmware.
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -07001179 */
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001180 if (aac_drivers[index].quirks & AAC_QUIRK_34SG)
Mark Haverkamp 7c00ffa2005-05-16 18:28:42 -07001181 aac->printf_enabled = 1;
1182 else
1183 aac->printf_enabled = 0;
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001184
Mark Salyzyna4576b52008-04-30 15:47:35 -04001185 /*
Linus Torvalds1da177e2005-04-16 15:20:36 -07001186 * max channel will be the physical channels plus 1 virtual channel
Mark Haverkampbb08f922006-02-01 09:30:44 -08001187 * all containers are on the virtual channel 0 (CONTAINER_CHANNEL)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001188 * physical channels are address by their actual physical number+1
1189 */
Salyzyn, Markcb1042f2008-01-17 09:25:07 -08001190 if (aac->nondasd_support || expose_physicals || aac->jbod)
Mark Haverkamp95433ba2006-03-27 09:44:15 -08001191 shost->max_channel = aac->maximum_num_channels;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001192 else
Mark Haverkamp95433ba2006-03-27 09:44:15 -08001193 shost->max_channel = 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001194
Mark Haverkamp8c867b22006-08-03 08:03:30 -07001195 aac_get_config_status(aac, 0);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001196 aac_get_containers(aac);
1197 list_add(&aac->entry, insert);
1198
1199 shost->max_id = aac->maximum_num_containers;
Mark Haverkamp84971732005-06-20 11:55:24 -07001200 if (shost->max_id < aac->maximum_num_physicals)
1201 shost->max_id = aac->maximum_num_physicals;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001202 if (shost->max_id < MAXIMUM_NUM_CONTAINERS)
1203 shost->max_id = MAXIMUM_NUM_CONTAINERS;
1204 else
1205 shost->this_id = shost->max_id;
1206
1207 /*
1208 * dmb - we may need to move the setting of these parms somewhere else once
1209 * we get a fib that can report the actual numbers
1210 */
1211 shost->max_lun = AAC_MAX_LUN;
1212
1213 pci_set_drvdata(pdev, shost);
1214
1215 error = scsi_add_host(shost, &pdev->dev);
1216 if (error)
1217 goto out_deinit;
1218 scsi_scan_host(shost);
1219
1220 return 0;
1221
Mark Haverkampbd1aac82005-08-03 15:39:01 -07001222 out_deinit:
Salyzyn, Mark94774a32007-05-30 11:59:13 -04001223 __aac_shutdown(aac);
Mark Haverkamp8e0c5eb2005-10-24 10:52:22 -07001224 out_unmap:
Mark Haverkampbfb35aa82006-02-01 09:30:55 -08001225 aac_fib_map_free(aac);
Salyzyn, Mark2b053722007-08-02 15:38:59 -04001226 if (aac->comm_addr)
1227 pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr,
1228 aac->comm_phys);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001229 kfree(aac->queues);
Mark Haverkamp76a7f8f2006-09-19 09:00:02 -07001230 aac_adapter_ioremap(aac, 0);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001231 kfree(aac->fibs);
1232 kfree(aac->fsa_dev);
1233 out_free_host:
1234 scsi_host_put(shost);
1235 out_disable_pdev:
1236 pci_disable_device(pdev);
1237 out:
1238 return error;
1239}
1240
Mark Haverkampbd1aac82005-08-03 15:39:01 -07001241static void aac_shutdown(struct pci_dev *dev)
1242{
1243 struct Scsi_Host *shost = pci_get_drvdata(dev);
Salyzyn, Mark94774a32007-05-30 11:59:13 -04001244 scsi_block_requests(shost);
Salyzyn, Markc835e372007-07-26 14:20:02 -04001245 __aac_shutdown((struct aac_dev *)shost->hostdata);
Mark Haverkampbd1aac82005-08-03 15:39:01 -07001246}
1247
Linus Torvalds1da177e2005-04-16 15:20:36 -07001248static void __devexit aac_remove_one(struct pci_dev *pdev)
1249{
1250 struct Scsi_Host *shost = pci_get_drvdata(pdev);
1251 struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
1252
1253 scsi_remove_host(shost);
1254
Salyzyn, Mark94774a32007-05-30 11:59:13 -04001255 __aac_shutdown(aac);
Mark Haverkampbfb35aa82006-02-01 09:30:55 -08001256 aac_fib_map_free(aac);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001257 pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr,
1258 aac->comm_phys);
1259 kfree(aac->queues);
1260
Mark Haverkamp76a7f8f2006-09-19 09:00:02 -07001261 aac_adapter_ioremap(aac, 0);
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001262
Linus Torvalds1da177e2005-04-16 15:20:36 -07001263 kfree(aac->fibs);
Mark Haverkamp8e0c5eb2005-10-24 10:52:22 -07001264 kfree(aac->fsa_dev);
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001265
Linus Torvalds1da177e2005-04-16 15:20:36 -07001266 list_del(&aac->entry);
1267 scsi_host_put(shost);
1268 pci_disable_device(pdev);
Mark Haverkamp90ee3462006-08-03 08:03:07 -07001269 if (list_empty(&aac_devices)) {
1270 unregister_chrdev(aac_cfg_major, "aac");
1271 aac_cfg_major = -1;
1272 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001273}
1274
1275static struct pci_driver aac_pci_driver = {
1276 .name = AAC_DRIVERNAME,
1277 .id_table = aac_pci_tbl,
1278 .probe = aac_probe_one,
1279 .remove = __devexit_p(aac_remove_one),
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001280 .shutdown = aac_shutdown,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001281};
1282
1283static int __init aac_init(void)
1284{
1285 int error;
Salyzyn, Mark8ce3eca2008-01-16 07:39:06 -08001286
Salyzyn, Mark29c97682007-06-12 09:33:54 -04001287 printk(KERN_INFO "Adaptec %s driver %s\n",
Mark Haverkampc7f47602005-08-03 15:38:55 -07001288 AAC_DRIVERNAME, aac_driver_version);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001289
Mark Haverkamp08efb7b2005-09-20 12:56:36 -07001290 error = pci_register_driver(&aac_pci_driver);
1291 if (error < 0)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001292 return error;
1293
1294 aac_cfg_major = register_chrdev( 0, "aac", &aac_cfg_fops);
1295 if (aac_cfg_major < 0) {
1296 printk(KERN_WARNING
Salyzyn, Mark8ef22242008-02-08 05:48:22 -08001297 "aacraid: unable to register \"aac\" device.\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -07001298 }
Mark Haverkampbd1aac82005-08-03 15:39:01 -07001299
Linus Torvalds1da177e2005-04-16 15:20:36 -07001300 return 0;
1301}
1302
1303static void __exit aac_exit(void)
1304{
Mark Haverkamp53926272006-03-27 09:44:19 -08001305 if (aac_cfg_major > -1)
1306 unregister_chrdev(aac_cfg_major, "aac");
Linus Torvalds1da177e2005-04-16 15:20:36 -07001307 pci_unregister_driver(&aac_pci_driver);
1308}
1309
1310module_init(aac_init);
1311module_exit(aac_exit);