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1da177e4 LT |
1 | /* |
2 | * Adaptec AAC series RAID controller driver | |
fa195afe | 3 | * (c) Copyright 2001 Red Hat Inc. |
1da177e4 LT |
4 | * |
5 | * based on the old aacraid driver that is.. | |
6 | * Adaptec aacraid device driver for Linux. | |
7 | * | |
e8b12f0f MR |
8 | * Copyright (c) 2000-2010 Adaptec, Inc. |
9 | * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) | |
1da177e4 LT |
10 | * |
11 | * This program is free software; you can redistribute it and/or modify | |
12 | * it under the terms of the GNU General Public License as published by | |
13 | * the Free Software Foundation; either version 2, or (at your option) | |
14 | * any later version. | |
15 | * | |
16 | * This program is distributed in the hope that it will be useful, | |
17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | * GNU General Public License for more details. | |
20 | * | |
21 | * You should have received a copy of the GNU General Public License | |
22 | * along with this program; see the file COPYING. If not, write to | |
23 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. | |
24 | * | |
25 | * Module Name: | |
26 | * linit.c | |
27 | * | |
28 | * Abstract: Linux Driver entry module for Adaptec RAID Array Controller | |
29 | */ | |
30 | ||
1da177e4 LT |
31 | |
32 | #include <linux/compat.h> | |
33 | #include <linux/blkdev.h> | |
34 | #include <linux/completion.h> | |
35 | #include <linux/init.h> | |
36 | #include <linux/interrupt.h> | |
37 | #include <linux/kernel.h> | |
38 | #include <linux/module.h> | |
39 | #include <linux/moduleparam.h> | |
40 | #include <linux/pci.h> | |
5c63f7f7 | 41 | #include <linux/aer.h> |
cf16123c | 42 | #include <linux/pci-aspm.h> |
1da177e4 | 43 | #include <linux/slab.h> |
c45d15d2 | 44 | #include <linux/mutex.h> |
1da177e4 LT |
45 | #include <linux/spinlock.h> |
46 | #include <linux/syscalls.h> | |
1da177e4 | 47 | #include <linux/delay.h> |
fe27381d | 48 | #include <linux/kthread.h> |
1da177e4 LT |
49 | |
50 | #include <scsi/scsi.h> | |
51 | #include <scsi/scsi_cmnd.h> | |
52 | #include <scsi/scsi_device.h> | |
53 | #include <scsi/scsi_host.h> | |
54 | #include <scsi/scsi_tcq.h> | |
55 | #include <scsi/scsicam.h> | |
56 | #include <scsi/scsi_eh.h> | |
57 | ||
58 | #include "aacraid.h" | |
59 | ||
f20dffc7 | 60 | #define AAC_DRIVER_VERSION "1.2-1" |
9a72f976 MH |
61 | #ifndef AAC_DRIVER_BRANCH |
62 | #define AAC_DRIVER_BRANCH "" | |
63 | #endif | |
9a72f976 MH |
64 | #define AAC_DRIVERNAME "aacraid" |
65 | ||
c7f47602 MH |
66 | #ifdef AAC_DRIVER_BUILD |
67 | #define _str(x) #x | |
68 | #define str(x) _str(x) | |
69 | #define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION "[" str(AAC_DRIVER_BUILD) "]" AAC_DRIVER_BRANCH | |
70 | #else | |
571b16da | 71 | #define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION AAC_DRIVER_BRANCH |
c7f47602 | 72 | #endif |
1da177e4 LT |
73 | |
74 | MODULE_AUTHOR("Red Hat Inc and Adaptec"); | |
75 | MODULE_DESCRIPTION("Dell PERC2, 2/Si, 3/Si, 3/Di, " | |
76 | "Adaptec Advanced Raid Products, " | |
1241f359 | 77 | "HP NetRAID-4M, IBM ServeRAID & ICP SCSI driver"); |
1da177e4 | 78 | MODULE_LICENSE("GPL"); |
c7f47602 | 79 | MODULE_VERSION(AAC_DRIVER_FULL_VERSION); |
1da177e4 | 80 | |
c45d15d2 | 81 | static DEFINE_MUTEX(aac_mutex); |
1da177e4 LT |
82 | static LIST_HEAD(aac_devices); |
83 | static int aac_cfg_major = -1; | |
c7f47602 | 84 | char aac_driver_version[] = AAC_DRIVER_FULL_VERSION; |
1da177e4 LT |
85 | |
86 | /* | |
87 | * Because of the way Linux names scsi devices, the order in this table has | |
88 | * become important. Check for on-board Raid first, add-in cards second. | |
89 | * | |
90 | * Note: The last field is used to index into aac_drivers below. | |
91 | */ | |
6f039790 | 92 | static const struct pci_device_id aac_pci_tbl[] = { |
1da177e4 LT |
93 | { 0x1028, 0x0001, 0x1028, 0x0001, 0, 0, 0 }, /* PERC 2/Si (Iguana/PERC2Si) */ |
94 | { 0x1028, 0x0002, 0x1028, 0x0002, 0, 0, 1 }, /* PERC 3/Di (Opal/PERC3Di) */ | |
95 | { 0x1028, 0x0003, 0x1028, 0x0003, 0, 0, 2 }, /* PERC 3/Si (SlimFast/PERC3Si */ | |
96 | { 0x1028, 0x0004, 0x1028, 0x00d0, 0, 0, 3 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */ | |
97 | { 0x1028, 0x0002, 0x1028, 0x00d1, 0, 0, 4 }, /* PERC 3/Di (Viper/PERC3DiV) */ | |
98 | { 0x1028, 0x0002, 0x1028, 0x00d9, 0, 0, 5 }, /* PERC 3/Di (Lexus/PERC3DiL) */ | |
99 | { 0x1028, 0x000a, 0x1028, 0x0106, 0, 0, 6 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */ | |
100 | { 0x1028, 0x000a, 0x1028, 0x011b, 0, 0, 7 }, /* PERC 3/Di (Dagger/PERC3DiD) */ | |
101 | { 0x1028, 0x000a, 0x1028, 0x0121, 0, 0, 8 }, /* PERC 3/Di (Boxster/PERC3DiB) */ | |
102 | { 0x9005, 0x0283, 0x9005, 0x0283, 0, 0, 9 }, /* catapult */ | |
103 | { 0x9005, 0x0284, 0x9005, 0x0284, 0, 0, 10 }, /* tomcat */ | |
104 | { 0x9005, 0x0285, 0x9005, 0x0286, 0, 0, 11 }, /* Adaptec 2120S (Crusader) */ | |
105 | { 0x9005, 0x0285, 0x9005, 0x0285, 0, 0, 12 }, /* Adaptec 2200S (Vulcan) */ | |
106 | { 0x9005, 0x0285, 0x9005, 0x0287, 0, 0, 13 }, /* Adaptec 2200S (Vulcan-2m) */ | |
107 | { 0x9005, 0x0285, 0x17aa, 0x0286, 0, 0, 14 }, /* Legend S220 (Legend Crusader) */ | |
108 | { 0x9005, 0x0285, 0x17aa, 0x0287, 0, 0, 15 }, /* Legend S230 (Legend Vulcan) */ | |
109 | ||
110 | { 0x9005, 0x0285, 0x9005, 0x0288, 0, 0, 16 }, /* Adaptec 3230S (Harrier) */ | |
111 | { 0x9005, 0x0285, 0x9005, 0x0289, 0, 0, 17 }, /* Adaptec 3240S (Tornado) */ | |
112 | { 0x9005, 0x0285, 0x9005, 0x028a, 0, 0, 18 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */ | |
113 | { 0x9005, 0x0285, 0x9005, 0x028b, 0, 0, 19 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */ | |
114 | { 0x9005, 0x0286, 0x9005, 0x028c, 0, 0, 20 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */ | |
115 | { 0x9005, 0x0286, 0x9005, 0x028d, 0, 0, 21 }, /* ASR-2130S (Lancer) */ | |
116 | { 0x9005, 0x0286, 0x9005, 0x029b, 0, 0, 22 }, /* AAR-2820SA (Intruder) */ | |
117 | { 0x9005, 0x0286, 0x9005, 0x029c, 0, 0, 23 }, /* AAR-2620SA (Intruder) */ | |
118 | { 0x9005, 0x0286, 0x9005, 0x029d, 0, 0, 24 }, /* AAR-2420SA (Intruder) */ | |
8e9d58e7 SM |
119 | { 0x9005, 0x0286, 0x9005, 0x029e, 0, 0, 25 }, /* ICP9024RO (Lancer) */ |
120 | { 0x9005, 0x0286, 0x9005, 0x029f, 0, 0, 26 }, /* ICP9014RO (Lancer) */ | |
84971738 MH |
121 | { 0x9005, 0x0286, 0x9005, 0x02a0, 0, 0, 27 }, /* ICP9047MA (Lancer) */ |
122 | { 0x9005, 0x0286, 0x9005, 0x02a1, 0, 0, 28 }, /* ICP9087MA (Lancer) */ | |
75c3628d | 123 | { 0x9005, 0x0286, 0x9005, 0x02a3, 0, 0, 29 }, /* ICP5445AU (Hurricane44) */ |
84971738 MH |
124 | { 0x9005, 0x0285, 0x9005, 0x02a4, 0, 0, 30 }, /* ICP9085LI (Marauder-X) */ |
125 | { 0x9005, 0x0285, 0x9005, 0x02a5, 0, 0, 31 }, /* ICP5085BR (Marauder-E) */ | |
8e87c2f1 MH |
126 | { 0x9005, 0x0286, 0x9005, 0x02a6, 0, 0, 32 }, /* ICP9067MA (Intruder-6) */ |
127 | { 0x9005, 0x0287, 0x9005, 0x0800, 0, 0, 33 }, /* Themisto Jupiter Platform */ | |
128 | { 0x9005, 0x0200, 0x9005, 0x0200, 0, 0, 33 }, /* Themisto Jupiter Platform */ | |
129 | { 0x9005, 0x0286, 0x9005, 0x0800, 0, 0, 34 }, /* Callisto Jupiter Platform */ | |
130 | { 0x9005, 0x0285, 0x9005, 0x028e, 0, 0, 35 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */ | |
131 | { 0x9005, 0x0285, 0x9005, 0x028f, 0, 0, 36 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */ | |
132 | { 0x9005, 0x0285, 0x9005, 0x0290, 0, 0, 37 }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */ | |
133 | { 0x9005, 0x0285, 0x1028, 0x0291, 0, 0, 38 }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */ | |
134 | { 0x9005, 0x0285, 0x9005, 0x0292, 0, 0, 39 }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */ | |
135 | { 0x9005, 0x0285, 0x9005, 0x0293, 0, 0, 40 }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */ | |
136 | { 0x9005, 0x0285, 0x9005, 0x0294, 0, 0, 41 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */ | |
137 | { 0x9005, 0x0285, 0x103C, 0x3227, 0, 0, 42 }, /* AAR-2610SA PCI SATA 6ch */ | |
138 | { 0x9005, 0x0285, 0x9005, 0x0296, 0, 0, 43 }, /* ASR-2240S (SabreExpress) */ | |
8e9d58e7 | 139 | { 0x9005, 0x0285, 0x9005, 0x0297, 0, 0, 44 }, /* ASR-4005 */ |
8e87c2f1 MH |
140 | { 0x9005, 0x0285, 0x1014, 0x02F2, 0, 0, 45 }, /* IBM 8i (AvonPark) */ |
141 | { 0x9005, 0x0285, 0x1014, 0x0312, 0, 0, 45 }, /* IBM 8i (AvonPark Lite) */ | |
142 | { 0x9005, 0x0286, 0x1014, 0x9580, 0, 0, 46 }, /* IBM 8k/8k-l8 (Aurora) */ | |
143 | { 0x9005, 0x0286, 0x1014, 0x9540, 0, 0, 47 }, /* IBM 8k/8k-l4 (Aurora Lite) */ | |
8e9d58e7 | 144 | { 0x9005, 0x0285, 0x9005, 0x0298, 0, 0, 48 }, /* ASR-4000 (BlackBird) */ |
8e87c2f1 MH |
145 | { 0x9005, 0x0285, 0x9005, 0x0299, 0, 0, 49 }, /* ASR-4800SAS (Marauder-X) */ |
146 | { 0x9005, 0x0285, 0x9005, 0x029a, 0, 0, 50 }, /* ASR-4805SAS (Marauder-E) */ | |
8e9d58e7 | 147 | { 0x9005, 0x0286, 0x9005, 0x02a2, 0, 0, 51 }, /* ASR-3800 (Hurricane44) */ |
84971738 | 148 | |
8e87c2f1 MH |
149 | { 0x9005, 0x0285, 0x1028, 0x0287, 0, 0, 52 }, /* Perc 320/DC*/ |
150 | { 0x1011, 0x0046, 0x9005, 0x0365, 0, 0, 53 }, /* Adaptec 5400S (Mustang)*/ | |
151 | { 0x1011, 0x0046, 0x9005, 0x0364, 0, 0, 54 }, /* Adaptec 5400S (Mustang)*/ | |
152 | { 0x1011, 0x0046, 0x9005, 0x1364, 0, 0, 55 }, /* Dell PERC2/QC */ | |
153 | { 0x1011, 0x0046, 0x103c, 0x10c2, 0, 0, 56 }, /* HP NetRAID-4M */ | |
84971738 | 154 | |
8e87c2f1 MH |
155 | { 0x9005, 0x0285, 0x1028, PCI_ANY_ID, 0, 0, 57 }, /* Dell Catchall */ |
156 | { 0x9005, 0x0285, 0x17aa, PCI_ANY_ID, 0, 0, 58 }, /* Legend Catchall */ | |
157 | { 0x9005, 0x0285, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 59 }, /* Adaptec Catch All */ | |
158 | { 0x9005, 0x0286, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 60 }, /* Adaptec Rocket Catch All */ | |
239eab19 | 159 | { 0x9005, 0x0288, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 61 }, /* Adaptec NEMER/ARK Catch All */ |
11604612 MR |
160 | { 0x9005, 0x028b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 62 }, /* Adaptec PMC Series 6 (Tupelo) */ |
161 | { 0x9005, 0x028c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 63 }, /* Adaptec PMC Series 7 (Denali) */ | |
162 | { 0x9005, 0x028d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 64 }, /* Adaptec PMC Series 8 */ | |
163 | { 0x9005, 0x028f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 65 }, /* Adaptec PMC Series 9 */ | |
1da177e4 LT |
164 | { 0,} |
165 | }; | |
166 | MODULE_DEVICE_TABLE(pci, aac_pci_tbl); | |
167 | ||
168 | /* | |
8ce3eca4 | 169 | * dmb - For now we add the number of channels to this structure. |
1da177e4 LT |
170 | * In the future we should add a fib that reports the number of channels |
171 | * for the card. At that time we can remove the channels from here | |
172 | */ | |
173 | static struct aac_driver_ident aac_drivers[] = { | |
94cf6ba1 SM |
174 | { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 2/Si (Iguana/PERC2Si) */ |
175 | { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Opal/PERC3Di) */ | |
176 | { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Si (SlimFast/PERC3Si */ | |
177 | { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */ | |
178 | { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Viper/PERC3DiV) */ | |
179 | { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Lexus/PERC3DiL) */ | |
180 | { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */ | |
181 | { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Dagger/PERC3DiD) */ | |
182 | { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Boxster/PERC3DiB) */ | |
183 | { aac_rx_init, "aacraid", "ADAPTEC ", "catapult ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* catapult */ | |
184 | { aac_rx_init, "aacraid", "ADAPTEC ", "tomcat ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* tomcat */ | |
b21227c5 HG |
185 | { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2120S (Crusader) */ |
186 | { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan) */ | |
94cf6ba1 SM |
187 | { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan-2m) */ |
188 | { aac_rx_init, "aacraid", "Legend ", "Legend S220 ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S220 (Legend Crusader) */ | |
189 | { aac_rx_init, "aacraid", "Legend ", "Legend S230 ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S230 (Legend Vulcan) */ | |
1da177e4 LT |
190 | |
191 | { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3230S ", 2 }, /* Adaptec 3230S (Harrier) */ | |
192 | { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3240S ", 2 }, /* Adaptec 3240S (Tornado) */ | |
193 | { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020ZCR ", 2 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */ | |
194 | { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025ZCR ", 2 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */ | |
195 | { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2230S PCI-X ", 2 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */ | |
196 | { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2130S PCI-X ", 1 }, /* ASR-2130S (Lancer) */ | |
197 | { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2820SA ", 1 }, /* AAR-2820SA (Intruder) */ | |
198 | { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2620SA ", 1 }, /* AAR-2620SA (Intruder) */ | |
199 | { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2420SA ", 1 }, /* AAR-2420SA (Intruder) */ | |
8e9d58e7 SM |
200 | { aac_rkt_init, "aacraid", "ICP ", "ICP9024RO ", 2 }, /* ICP9024RO (Lancer) */ |
201 | { aac_rkt_init, "aacraid", "ICP ", "ICP9014RO ", 1 }, /* ICP9014RO (Lancer) */ | |
84971738 MH |
202 | { aac_rkt_init, "aacraid", "ICP ", "ICP9047MA ", 1 }, /* ICP9047MA (Lancer) */ |
203 | { aac_rkt_init, "aacraid", "ICP ", "ICP9087MA ", 1 }, /* ICP9087MA (Lancer) */ | |
75c3628d | 204 | { aac_rkt_init, "aacraid", "ICP ", "ICP5445AU ", 1 }, /* ICP5445AU (Hurricane44) */ |
8e87c2f1 MH |
205 | { aac_rx_init, "aacraid", "ICP ", "ICP9085LI ", 1 }, /* ICP9085LI (Marauder-X) */ |
206 | { aac_rx_init, "aacraid", "ICP ", "ICP5085BR ", 1 }, /* ICP5085BR (Marauder-E) */ | |
207 | { aac_rkt_init, "aacraid", "ICP ", "ICP9067MA ", 1 }, /* ICP9067MA (Intruder-6) */ | |
84971738 | 208 | { NULL , "aacraid", "ADAPTEC ", "Themisto ", 0, AAC_QUIRK_SLAVE }, /* Jupiter Platform */ |
1da177e4 LT |
209 | { aac_rkt_init, "aacraid", "ADAPTEC ", "Callisto ", 2, AAC_QUIRK_MASTER }, /* Jupiter Platform */ |
210 | { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020SA ", 1 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */ | |
211 | { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025SA ", 1 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */ | |
db39363c MH |
212 | { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2410SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */ |
213 | { aac_rx_init, "aacraid", "DELL ", "CERC SR2 ", 1, AAC_QUIRK_17SG }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */ | |
214 | { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2810SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */ | |
215 | { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-21610SA SATA", 1, AAC_QUIRK_17SG }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */ | |
1da177e4 LT |
216 | { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2026ZCR ", 1 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */ |
217 | { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2610SA ", 1 }, /* SATA 6Ch (Bearcat) */ | |
218 | { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2240S ", 1 }, /* ASR-2240S (SabreExpress) */ | |
8e9d58e7 | 219 | { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4005 ", 1 }, /* ASR-4005 */ |
84971738 | 220 | { aac_rx_init, "ServeRAID","IBM ", "ServeRAID 8i ", 1 }, /* IBM 8i (AvonPark) */ |
8e87c2f1 MH |
221 | { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l8 ", 1 }, /* IBM 8k/8k-l8 (Aurora) */ |
222 | { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l4 ", 1 }, /* IBM 8k/8k-l4 (Aurora Lite) */ | |
8e9d58e7 | 223 | { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4000 ", 1 }, /* ASR-4000 (BlackBird & AvonPark) */ |
1da177e4 LT |
224 | { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4800SAS ", 1 }, /* ASR-4800SAS (Marauder-X) */ |
225 | { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4805SAS ", 1 }, /* ASR-4805SAS (Marauder-E) */ | |
8e9d58e7 | 226 | { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-3800 ", 1 }, /* ASR-3800 (Hurricane44) */ |
1da177e4 LT |
227 | |
228 | { aac_rx_init, "percraid", "DELL ", "PERC 320/DC ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Perc 320/DC*/ | |
229 | { aac_sa_init, "aacraid", "ADAPTEC ", "Adaptec 5400S ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/ | |
230 | { aac_sa_init, "aacraid", "ADAPTEC ", "AAC-364 ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/ | |
b27e66df | 231 | { aac_sa_init, "percraid", "DELL ", "PERCRAID ", 4, AAC_QUIRK_34SG }, /* Dell PERC2/QC */ |
1da177e4 LT |
232 | { aac_sa_init, "hpnraid", "HP ", "NetRAID ", 4, AAC_QUIRK_34SG }, /* HP NetRAID-4M */ |
233 | ||
94cf6ba1 SM |
234 | { aac_rx_init, "aacraid", "DELL ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Dell Catchall */ |
235 | { aac_rx_init, "aacraid", "Legend ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend Catchall */ | |
b27e66df | 236 | { aac_rx_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Catch All */ |
239eab19 | 237 | { aac_rkt_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Rocket Catch All */ |
e8b12f0f | 238 | { aac_nark_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec NEMER/ARK Catch All */ |
11604612 MR |
239 | { aac_src_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec PMC Series 6 (Tupelo) */ |
240 | { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec PMC Series 7 (Denali) */ | |
241 | { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec PMC Series 8 */ | |
242 | { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2 } /* Adaptec PMC Series 9 */ | |
1da177e4 LT |
243 | }; |
244 | ||
245 | /** | |
246 | * aac_queuecommand - queue a SCSI command | |
247 | * @cmd: SCSI command to queue | |
248 | * @done: Function to call on command completion | |
249 | * | |
250 | * Queues a command for execution by the associated Host Adapter. | |
251 | * | |
252 | * TODO: unify with aac_scsi_cmd(). | |
8ce3eca4 | 253 | */ |
1da177e4 | 254 | |
ef616233 MR |
255 | static int aac_queuecommand(struct Scsi_Host *shost, |
256 | struct scsi_cmnd *cmd) | |
1da177e4 | 257 | { |
ef616233 | 258 | int r = 0; |
77d644d4 | 259 | cmd->SCp.phase = AAC_OWNER_LOWLEVEL; |
ef616233 MR |
260 | r = (aac_scsi_cmd(cmd) ? FAILED : 0); |
261 | return r; | |
8ce3eca4 | 262 | } |
1da177e4 LT |
263 | |
264 | /** | |
265 | * aac_info - Returns the host adapter name | |
266 | * @shost: Scsi host to report on | |
267 | * | |
268 | * Returns a static string describing the device in question | |
269 | */ | |
270 | ||
4833869e | 271 | static const char *aac_info(struct Scsi_Host *shost) |
1da177e4 LT |
272 | { |
273 | struct aac_dev *dev = (struct aac_dev *)shost->hostdata; | |
274 | return aac_drivers[dev->cardtype].name; | |
275 | } | |
276 | ||
277 | /** | |
278 | * aac_get_driver_ident | |
8ef22247 | 279 | * @devtype: index into lookup table |
1da177e4 | 280 | * |
8ef22247 | 281 | * Returns a pointer to the entry in the driver lookup table. |
1da177e4 LT |
282 | */ |
283 | ||
284 | struct aac_driver_ident* aac_get_driver_ident(int devtype) | |
285 | { | |
286 | return &aac_drivers[devtype]; | |
287 | } | |
288 | ||
289 | /** | |
290 | * aac_biosparm - return BIOS parameters for disk | |
291 | * @sdev: The scsi device corresponding to the disk | |
292 | * @bdev: the block device corresponding to the disk | |
293 | * @capacity: the sector capacity of the disk | |
294 | * @geom: geometry block to fill in | |
295 | * | |
8ce3eca4 SM |
296 | * Return the Heads/Sectors/Cylinders BIOS Disk Parameters for Disk. |
297 | * The default disk geometry is 64 heads, 32 sectors, and the appropriate | |
298 | * number of cylinders so as not to exceed drive capacity. In order for | |
1da177e4 | 299 | * disks equal to or larger than 1 GB to be addressable by the BIOS |
8ce3eca4 SM |
300 | * without exceeding the BIOS limitation of 1024 cylinders, Extended |
301 | * Translation should be enabled. With Extended Translation enabled, | |
302 | * drives between 1 GB inclusive and 2 GB exclusive are given a disk | |
303 | * geometry of 128 heads and 32 sectors, and drives above 2 GB inclusive | |
304 | * are given a disk geometry of 255 heads and 63 sectors. However, if | |
305 | * the BIOS detects that the Extended Translation setting does not match | |
306 | * the geometry in the partition table, then the translation inferred | |
307 | * from the partition table will be used by the BIOS, and a warning may | |
1da177e4 LT |
308 | * be displayed. |
309 | */ | |
8ce3eca4 | 310 | |
1da177e4 LT |
311 | static int aac_biosparm(struct scsi_device *sdev, struct block_device *bdev, |
312 | sector_t capacity, int *geom) | |
313 | { | |
314 | struct diskparm *param = (struct diskparm *)geom; | |
315 | unsigned char *buf; | |
316 | ||
317 | dprintk((KERN_DEBUG "aac_biosparm.\n")); | |
318 | ||
319 | /* | |
320 | * Assuming extended translation is enabled - #REVISIT# | |
321 | */ | |
322 | if (capacity >= 2 * 1024 * 1024) { /* 1 GB in 512 byte sectors */ | |
323 | if(capacity >= 4 * 1024 * 1024) { /* 2 GB in 512 byte sectors */ | |
324 | param->heads = 255; | |
325 | param->sectors = 63; | |
326 | } else { | |
327 | param->heads = 128; | |
328 | param->sectors = 32; | |
329 | } | |
330 | } else { | |
331 | param->heads = 64; | |
332 | param->sectors = 32; | |
333 | } | |
334 | ||
335 | param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors); | |
336 | ||
8ce3eca4 | 337 | /* |
1da177e4 LT |
338 | * Read the first 1024 bytes from the disk device, if the boot |
339 | * sector partition table is valid, search for a partition table | |
8ce3eca4 | 340 | * entry whose end_head matches one of the standard geometry |
1da177e4 LT |
341 | * translations ( 64/32, 128/32, 255/63 ). |
342 | */ | |
343 | buf = scsi_bios_ptable(bdev); | |
8bdf810f MH |
344 | if (!buf) |
345 | return 0; | |
56b58712 | 346 | if(*(__le16 *)(buf + 0x40) == cpu_to_le16(0xaa55)) { |
1da177e4 LT |
347 | struct partition *first = (struct partition * )buf; |
348 | struct partition *entry = first; | |
349 | int saved_cylinders = param->cylinders; | |
350 | int num; | |
351 | unsigned char end_head, end_sec; | |
352 | ||
353 | for(num = 0; num < 4; num++) { | |
354 | end_head = entry->end_head; | |
355 | end_sec = entry->end_sector & 0x3f; | |
356 | ||
357 | if(end_head == 63) { | |
358 | param->heads = 64; | |
359 | param->sectors = 32; | |
360 | break; | |
361 | } else if(end_head == 127) { | |
362 | param->heads = 128; | |
363 | param->sectors = 32; | |
364 | break; | |
365 | } else if(end_head == 254) { | |
366 | param->heads = 255; | |
367 | param->sectors = 63; | |
368 | break; | |
369 | } | |
370 | entry++; | |
371 | } | |
372 | ||
373 | if (num == 4) { | |
374 | end_head = first->end_head; | |
375 | end_sec = first->end_sector & 0x3f; | |
376 | } | |
377 | ||
378 | param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors); | |
379 | if (num < 4 && end_sec == param->sectors) { | |
380 | if (param->cylinders != saved_cylinders) | |
381 | dprintk((KERN_DEBUG "Adopting geometry: heads=%d, sectors=%d from partition table %d.\n", | |
382 | param->heads, param->sectors, num)); | |
383 | } else if (end_head > 0 || end_sec > 0) { | |
384 | dprintk((KERN_DEBUG "Strange geometry: heads=%d, sectors=%d in partition table %d.\n", | |
385 | end_head + 1, end_sec, num)); | |
386 | dprintk((KERN_DEBUG "Using geometry: heads=%d, sectors=%d.\n", | |
387 | param->heads, param->sectors)); | |
388 | } | |
389 | } | |
390 | kfree(buf); | |
391 | return 0; | |
392 | } | |
393 | ||
394 | /** | |
395 | * aac_slave_configure - compute queue depths | |
396 | * @sdev: SCSI device we are considering | |
397 | * | |
398 | * Selects queue depths for each target device based on the host adapter's | |
399 | * total capacity and the queue depth supported by the target device. | |
400 | * A queue depth of one automatically disables tagged queueing. | |
401 | */ | |
402 | ||
403 | static int aac_slave_configure(struct scsi_device *sdev) | |
404 | { | |
b18268fc | 405 | struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; |
a4576b5d MS |
406 | if (aac->jbod && (sdev->type == TYPE_DISK)) |
407 | sdev->removable = 1; | |
bb08f92e | 408 | if ((sdev->type == TYPE_DISK) && |
b18268fc | 409 | (sdev_channel(sdev) != CONTAINER_CHANNEL) && |
cb1042f2 | 410 | (!aac->jbod || sdev->inq_periph_qual) && |
b18268fc | 411 | (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2))) { |
e37ee4be MH |
412 | if (expose_physicals == 0) |
413 | return -ENXIO; | |
b18268fc SM |
414 | if (expose_physicals < 0) |
415 | sdev->no_uld_attach = 1; | |
bb08f92e MH |
416 | } |
417 | if (sdev->tagged_supported && (sdev->type == TYPE_DISK) && | |
cb1042f2 SM |
418 | (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2)) && |
419 | !sdev->no_uld_attach) { | |
bb08f92e MH |
420 | struct scsi_device * dev; |
421 | struct Scsi_Host *host = sdev->host; | |
422 | unsigned num_lsu = 0; | |
423 | unsigned num_one = 0; | |
424 | unsigned depth; | |
b18268fc | 425 | unsigned cid; |
7c00ffa3 | 426 | |
94cf6ba1 SM |
427 | /* |
428 | * Firmware has an individual device recovery time typically | |
429 | * of 35 seconds, give us a margin. | |
430 | */ | |
8fbd64e2 JB |
431 | if (sdev->request_queue->rq_timeout < (45 * HZ)) |
432 | blk_queue_rq_timeout(sdev->request_queue, 45*HZ); | |
b18268fc SM |
433 | for (cid = 0; cid < aac->maximum_num_containers; ++cid) |
434 | if (aac->fsa_dev[cid].valid) | |
435 | ++num_lsu; | |
bb08f92e MH |
436 | __shost_for_each_device(dev, host) { |
437 | if (dev->tagged_supported && (dev->type == TYPE_DISK) && | |
cb1042f2 SM |
438 | (!aac->raid_scsi_mode || |
439 | (sdev_channel(sdev) != 2)) && | |
440 | !dev->no_uld_attach) { | |
441 | if ((sdev_channel(dev) != CONTAINER_CHANNEL) | |
442 | || !aac->fsa_dev[sdev_id(dev)].valid) | |
b18268fc SM |
443 | ++num_lsu; |
444 | } else | |
bb08f92e MH |
445 | ++num_one; |
446 | } | |
447 | if (num_lsu == 0) | |
448 | ++num_lsu; | |
449 | depth = (host->can_queue - num_one) / num_lsu; | |
450 | if (depth > 256) | |
451 | depth = 256; | |
452 | else if (depth < 2) | |
453 | depth = 2; | |
db5ed4df | 454 | scsi_change_queue_depth(sdev, depth); |
bb08f92e | 455 | } else |
db5ed4df | 456 | scsi_change_queue_depth(sdev, 1); |
7c00ffa3 | 457 | |
6bf3b630 RAR |
458 | sdev->tagged_supported = 1; |
459 | ||
1da177e4 LT |
460 | return 0; |
461 | } | |
462 | ||
5c9cfedd SM |
463 | /** |
464 | * aac_change_queue_depth - alter queue depths | |
465 | * @sdev: SCSI device we are considering | |
466 | * @depth: desired queue depth | |
467 | * | |
468 | * Alters queue depths for target device based on the host adapter's | |
469 | * total capacity and the queue depth supported by the target device. | |
470 | */ | |
471 | ||
db5ed4df | 472 | static int aac_change_queue_depth(struct scsi_device *sdev, int depth) |
5c9cfedd SM |
473 | { |
474 | if (sdev->tagged_supported && (sdev->type == TYPE_DISK) && | |
475 | (sdev_channel(sdev) == CONTAINER_CHANNEL)) { | |
476 | struct scsi_device * dev; | |
477 | struct Scsi_Host *host = sdev->host; | |
478 | unsigned num = 0; | |
479 | ||
480 | __shost_for_each_device(dev, host) { | |
481 | if (dev->tagged_supported && (dev->type == TYPE_DISK) && | |
482 | (sdev_channel(dev) == CONTAINER_CHANNEL)) | |
483 | ++num; | |
484 | ++num; | |
485 | } | |
486 | if (num >= host->can_queue) | |
487 | num = host->can_queue - 1; | |
488 | if (depth > (host->can_queue - num)) | |
489 | depth = host->can_queue - num; | |
490 | if (depth > 256) | |
491 | depth = 256; | |
492 | else if (depth < 2) | |
493 | depth = 2; | |
db5ed4df CH |
494 | return scsi_change_queue_depth(sdev, depth); |
495 | } | |
496 | ||
497 | return scsi_change_queue_depth(sdev, 1); | |
5c9cfedd SM |
498 | } |
499 | ||
17eaacee SM |
500 | static ssize_t aac_show_raid_level(struct device *dev, struct device_attribute *attr, char *buf) |
501 | { | |
95f6fb57 SM |
502 | struct scsi_device *sdev = to_scsi_device(dev); |
503 | struct aac_dev *aac = (struct aac_dev *)(sdev->host->hostdata); | |
17eaacee SM |
504 | if (sdev_channel(sdev) != CONTAINER_CHANNEL) |
505 | return snprintf(buf, PAGE_SIZE, sdev->no_uld_attach | |
95f6fb57 SM |
506 | ? "Hidden\n" : |
507 | ((aac->jbod && (sdev->type == TYPE_DISK)) ? "JBOD\n" : "")); | |
17eaacee | 508 | return snprintf(buf, PAGE_SIZE, "%s\n", |
95f6fb57 | 509 | get_container_type(aac->fsa_dev[sdev_id(sdev)].type)); |
17eaacee SM |
510 | } |
511 | ||
512 | static struct device_attribute aac_raid_level_attr = { | |
513 | .attr = { | |
514 | .name = "level", | |
515 | .mode = S_IRUGO, | |
516 | }, | |
517 | .show = aac_show_raid_level | |
518 | }; | |
519 | ||
520 | static struct device_attribute *aac_dev_attrs[] = { | |
521 | &aac_raid_level_attr, | |
522 | NULL, | |
523 | }; | |
524 | ||
1da177e4 LT |
525 | static int aac_ioctl(struct scsi_device *sdev, int cmd, void __user * arg) |
526 | { | |
527 | struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; | |
d496f94d AC |
528 | if (!capable(CAP_SYS_RAWIO)) |
529 | return -EPERM; | |
1da177e4 LT |
530 | return aac_do_ioctl(dev, cmd, arg); |
531 | } | |
532 | ||
03d44337 MH |
533 | static int aac_eh_abort(struct scsi_cmnd* cmd) |
534 | { | |
802ae2f0 SM |
535 | struct scsi_device * dev = cmd->device; |
536 | struct Scsi_Host * host = dev->host; | |
03d44337 MH |
537 | struct aac_dev * aac = (struct aac_dev *)host->hostdata; |
538 | int count; | |
539 | int ret = FAILED; | |
540 | ||
9cb78c16 | 541 | printk(KERN_ERR "%s: Host adapter abort request (%d,%d,%d,%llu)\n", |
03d44337 | 542 | AAC_DRIVERNAME, |
802ae2f0 | 543 | host->host_no, sdev_channel(dev), sdev_id(dev), dev->lun); |
03d44337 | 544 | switch (cmd->cmnd[0]) { |
eb846d9f | 545 | case SERVICE_ACTION_IN_16: |
03d44337 MH |
546 | if (!(aac->raw_io_interface) || |
547 | !(aac->raw_io_64) || | |
548 | ((cmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) | |
549 | break; | |
550 | case INQUIRY: | |
551 | case READ_CAPACITY: | |
03d44337 MH |
552 | /* Mark associated FIB to not complete, eh handler does this */ |
553 | for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) { | |
554 | struct fib * fib = &aac->fibs[count]; | |
555 | if (fib->hw_fib_va->header.XferState && | |
b6ef70f3 | 556 | (fib->flags & FIB_CONTEXT_FLAG) && |
03d44337 MH |
557 | (fib->callback_data == cmd)) { |
558 | fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT; | |
559 | cmd->SCp.phase = AAC_OWNER_ERROR_HANDLER; | |
560 | ret = SUCCESS; | |
561 | } | |
562 | } | |
b6ef70f3 SM |
563 | break; |
564 | case TEST_UNIT_READY: | |
565 | /* Mark associated FIB to not complete, eh handler does this */ | |
566 | for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) { | |
567 | struct scsi_cmnd * command; | |
568 | struct fib * fib = &aac->fibs[count]; | |
569 | if ((fib->hw_fib_va->header.XferState & cpu_to_le32(Async | NoResponseExpected)) && | |
570 | (fib->flags & FIB_CONTEXT_FLAG) && | |
571 | ((command = fib->callback_data)) && | |
572 | (command->device == cmd->device)) { | |
573 | fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT; | |
574 | command->SCp.phase = AAC_OWNER_ERROR_HANDLER; | |
575 | if (command == cmd) | |
576 | ret = SUCCESS; | |
577 | } | |
578 | } | |
03d44337 MH |
579 | } |
580 | return ret; | |
581 | } | |
582 | ||
1da177e4 LT |
583 | /* |
584 | * aac_eh_reset - Reset command handling | |
585 | * @scsi_cmd: SCSI command block causing the reset | |
586 | * | |
587 | */ | |
588 | static int aac_eh_reset(struct scsi_cmnd* cmd) | |
589 | { | |
590 | struct scsi_device * dev = cmd->device; | |
591 | struct Scsi_Host * host = dev->host; | |
592 | struct scsi_cmnd * command; | |
593 | int count; | |
03d44337 | 594 | struct aac_dev * aac = (struct aac_dev *)host->hostdata; |
1da177e4 LT |
595 | unsigned long flags; |
596 | ||
03d44337 MH |
597 | /* Mark the associated FIB to not complete, eh handler does this */ |
598 | for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) { | |
599 | struct fib * fib = &aac->fibs[count]; | |
600 | if (fib->hw_fib_va->header.XferState && | |
b6ef70f3 | 601 | (fib->flags & FIB_CONTEXT_FLAG) && |
03d44337 MH |
602 | (fib->callback_data == cmd)) { |
603 | fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT; | |
604 | cmd->SCp.phase = AAC_OWNER_ERROR_HANDLER; | |
605 | } | |
606 | } | |
8ce3eca4 | 607 | printk(KERN_ERR "%s: Host adapter reset request. SCSI hang ?\n", |
1da177e4 | 608 | AAC_DRIVERNAME); |
8c867b25 MH |
609 | |
610 | if ((count = aac_check_health(aac))) | |
611 | return count; | |
1da177e4 LT |
612 | /* |
613 | * Wait for all commands to complete to this specific | |
614 | * target (block maximum 60 seconds). | |
615 | */ | |
616 | for (count = 60; count; --count) { | |
8c867b25 MH |
617 | int active = aac->in_reset; |
618 | ||
619 | if (active == 0) | |
1da177e4 LT |
620 | __shost_for_each_device(dev, host) { |
621 | spin_lock_irqsave(&dev->list_lock, flags); | |
622 | list_for_each_entry(command, &dev->cmd_list, list) { | |
77d644d4 MH |
623 | if ((command != cmd) && |
624 | (command->SCp.phase == AAC_OWNER_FIRMWARE)) { | |
1da177e4 LT |
625 | active++; |
626 | break; | |
627 | } | |
628 | } | |
629 | spin_unlock_irqrestore(&dev->list_lock, flags); | |
630 | if (active) | |
631 | break; | |
632 | ||
633 | } | |
634 | /* | |
635 | * We can exit If all the commands are complete | |
636 | */ | |
637 | if (active == 0) | |
638 | return SUCCESS; | |
1da177e4 | 639 | ssleep(1); |
1da177e4 LT |
640 | } |
641 | printk(KERN_ERR "%s: SCSI bus appears hung\n", AAC_DRIVERNAME); | |
29c97684 SM |
642 | /* |
643 | * This adapter needs a blind reset, only do so for Adapters that | |
644 | * support a register, instead of a commanded, reset. | |
645 | */ | |
e8b12f0f MR |
646 | if (((aac->supplement_adapter_info.SupportedOptions2 & |
647 | AAC_OPTION_MU_RESET) || | |
648 | (aac->supplement_adapter_info.SupportedOptions2 & | |
649 | AAC_OPTION_DOORBELL_RESET)) && | |
a3940da5 SM |
650 | aac_check_reset && |
651 | ((aac_check_reset != 1) || | |
2f7ecc55 | 652 | !(aac->supplement_adapter_info.SupportedOptions2 & |
a3940da5 | 653 | AAC_OPTION_IGNORE_RESET))) |
29c97684 | 654 | aac_reset_adapter(aac, 2); /* Bypass wait for command quiesce */ |
03d44337 | 655 | return SUCCESS; /* Cause an immediate retry of the command with a ten second delay after successful tur */ |
1da177e4 LT |
656 | } |
657 | ||
658 | /** | |
659 | * aac_cfg_open - open a configuration file | |
660 | * @inode: inode being opened | |
661 | * @file: file handle attached | |
662 | * | |
663 | * Called when the configuration device is opened. Does the needed | |
664 | * set up on the handle and then returns | |
665 | * | |
666 | * Bugs: This needs extending to check a given adapter is present | |
667 | * so we can support hot plugging, and to ref count adapters. | |
668 | */ | |
669 | ||
670 | static int aac_cfg_open(struct inode *inode, struct file *file) | |
671 | { | |
672 | struct aac_dev *aac; | |
7c00ffa3 | 673 | unsigned minor_number = iminor(inode); |
1da177e4 LT |
674 | int err = -ENODEV; |
675 | ||
c45d15d2 | 676 | mutex_lock(&aac_mutex); /* BKL pushdown: nothing else protects this list */ |
1da177e4 | 677 | list_for_each_entry(aac, &aac_devices, entry) { |
7c00ffa3 | 678 | if (aac->id == minor_number) { |
1da177e4 LT |
679 | file->private_data = aac; |
680 | err = 0; | |
681 | break; | |
682 | } | |
683 | } | |
c45d15d2 | 684 | mutex_unlock(&aac_mutex); |
1da177e4 | 685 | |
036d6184 | 686 | return err; |
1da177e4 LT |
687 | } |
688 | ||
689 | /** | |
690 | * aac_cfg_ioctl - AAC configuration request | |
691 | * @inode: inode of device | |
692 | * @file: file handle | |
693 | * @cmd: ioctl command code | |
694 | * @arg: argument | |
695 | * | |
696 | * Handles a configuration ioctl. Currently this involves wrapping it | |
697 | * up and feeding it into the nasty windowsalike glue layer. | |
698 | * | |
699 | * Bugs: Needs locking against parallel ioctls lower down | |
700 | * Bugs: Needs to handle hot plugging | |
701 | */ | |
8ce3eca4 | 702 | |
f4927c45 | 703 | static long aac_cfg_ioctl(struct file *file, |
1da177e4 LT |
704 | unsigned int cmd, unsigned long arg) |
705 | { | |
f4927c45 | 706 | int ret; |
f9c42596 MR |
707 | struct aac_dev *aac; |
708 | aac = (struct aac_dev *)file->private_data; | |
709 | if (!capable(CAP_SYS_RAWIO) || aac->adapter_shutdown) | |
60395bb6 | 710 | return -EPERM; |
c45d15d2 | 711 | mutex_lock(&aac_mutex); |
f4927c45 | 712 | ret = aac_do_ioctl(file->private_data, cmd, (void __user *)arg); |
c45d15d2 | 713 | mutex_unlock(&aac_mutex); |
f4927c45 AB |
714 | |
715 | return ret; | |
1da177e4 LT |
716 | } |
717 | ||
718 | #ifdef CONFIG_COMPAT | |
719 | static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long arg) | |
720 | { | |
721 | long ret; | |
c45d15d2 | 722 | mutex_lock(&aac_mutex); |
8ce3eca4 | 723 | switch (cmd) { |
1da177e4 LT |
724 | case FSACTL_MINIPORT_REV_CHECK: |
725 | case FSACTL_SENDFIB: | |
726 | case FSACTL_OPEN_GET_ADAPTER_FIB: | |
727 | case FSACTL_CLOSE_GET_ADAPTER_FIB: | |
728 | case FSACTL_SEND_RAW_SRB: | |
729 | case FSACTL_GET_PCI_INFO: | |
730 | case FSACTL_QUERY_DISK: | |
731 | case FSACTL_DELETE_DISK: | |
732 | case FSACTL_FORCE_DELETE_DISK: | |
8ce3eca4 | 733 | case FSACTL_GET_CONTAINERS: |
7c00ffa3 | 734 | case FSACTL_SEND_LARGE_FIB: |
1da177e4 LT |
735 | ret = aac_do_ioctl(dev, cmd, (void __user *)arg); |
736 | break; | |
737 | ||
738 | case FSACTL_GET_NEXT_ADAPTER_FIB: { | |
739 | struct fib_ioctl __user *f; | |
8ce3eca4 | 740 | |
1da177e4 LT |
741 | f = compat_alloc_user_space(sizeof(*f)); |
742 | ret = 0; | |
821499a8 | 743 | if (clear_user(f, sizeof(*f))) |
1da177e4 LT |
744 | ret = -EFAULT; |
745 | if (copy_in_user(f, (void __user *)arg, sizeof(struct fib_ioctl) - sizeof(u32))) | |
746 | ret = -EFAULT; | |
747 | if (!ret) | |
3d2f98a6 | 748 | ret = aac_do_ioctl(dev, cmd, f); |
1da177e4 LT |
749 | break; |
750 | } | |
751 | ||
752 | default: | |
8ce3eca4 | 753 | ret = -ENOIOCTLCMD; |
1da177e4 | 754 | break; |
8ce3eca4 | 755 | } |
c45d15d2 | 756 | mutex_unlock(&aac_mutex); |
1da177e4 LT |
757 | return ret; |
758 | } | |
759 | ||
760 | static int aac_compat_ioctl(struct scsi_device *sdev, int cmd, void __user *arg) | |
761 | { | |
762 | struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; | |
f856567b DC |
763 | if (!capable(CAP_SYS_RAWIO)) |
764 | return -EPERM; | |
1da177e4 LT |
765 | return aac_compat_do_ioctl(dev, cmd, (unsigned long)arg); |
766 | } | |
767 | ||
768 | static long aac_compat_cfg_ioctl(struct file *file, unsigned cmd, unsigned long arg) | |
769 | { | |
5f78e89b | 770 | if (!capable(CAP_SYS_RAWIO)) |
60395bb6 | 771 | return -EPERM; |
35df8397 | 772 | return aac_compat_do_ioctl(file->private_data, cmd, arg); |
1da177e4 LT |
773 | } |
774 | #endif | |
775 | ||
ee959b00 TJ |
776 | static ssize_t aac_show_model(struct device *device, |
777 | struct device_attribute *attr, char *buf) | |
0bb14afe | 778 | { |
ee959b00 | 779 | struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
0bb14afe MH |
780 | int len; |
781 | ||
7686f132 MH |
782 | if (dev->supplement_adapter_info.AdapterTypeText[0]) { |
783 | char * cp = dev->supplement_adapter_info.AdapterTypeText; | |
784 | while (*cp && *cp != ' ') | |
785 | ++cp; | |
786 | while (*cp == ' ') | |
787 | ++cp; | |
788 | len = snprintf(buf, PAGE_SIZE, "%s\n", cp); | |
789 | } else | |
790 | len = snprintf(buf, PAGE_SIZE, "%s\n", | |
0bb14afe MH |
791 | aac_drivers[dev->cardtype].model); |
792 | return len; | |
793 | } | |
794 | ||
ee959b00 TJ |
795 | static ssize_t aac_show_vendor(struct device *device, |
796 | struct device_attribute *attr, char *buf) | |
0bb14afe | 797 | { |
ee959b00 | 798 | struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
0bb14afe MH |
799 | int len; |
800 | ||
7686f132 MH |
801 | if (dev->supplement_adapter_info.AdapterTypeText[0]) { |
802 | char * cp = dev->supplement_adapter_info.AdapterTypeText; | |
803 | while (*cp && *cp != ' ') | |
804 | ++cp; | |
805 | len = snprintf(buf, PAGE_SIZE, "%.*s\n", | |
806 | (int)(cp - (char *)dev->supplement_adapter_info.AdapterTypeText), | |
807 | dev->supplement_adapter_info.AdapterTypeText); | |
808 | } else | |
809 | len = snprintf(buf, PAGE_SIZE, "%s\n", | |
0bb14afe MH |
810 | aac_drivers[dev->cardtype].vname); |
811 | return len; | |
812 | } | |
813 | ||
ee959b00 TJ |
814 | static ssize_t aac_show_flags(struct device *cdev, |
815 | struct device_attribute *attr, char *buf) | |
2ca39c48 SM |
816 | { |
817 | int len = 0; | |
ee959b00 | 818 | struct aac_dev *dev = (struct aac_dev*)class_to_shost(cdev)->hostdata; |
2ca39c48 SM |
819 | |
820 | if (nblank(dprintk(x))) | |
821 | len = snprintf(buf, PAGE_SIZE, "dprintk\n"); | |
822 | #ifdef AAC_DETAILED_STATUS_INFO | |
823 | len += snprintf(buf + len, PAGE_SIZE - len, | |
824 | "AAC_DETAILED_STATUS_INFO\n"); | |
825 | #endif | |
826 | if (dev->raw_io_interface && dev->raw_io_64) | |
827 | len += snprintf(buf + len, PAGE_SIZE - len, | |
828 | "SAI_READ_CAPACITY_16\n"); | |
cb1042f2 SM |
829 | if (dev->jbod) |
830 | len += snprintf(buf + len, PAGE_SIZE - len, "SUPPORTED_JBOD\n"); | |
655d722c MS |
831 | if (dev->supplement_adapter_info.SupportedOptions2 & |
832 | AAC_OPTION_POWER_MANAGEMENT) | |
833 | len += snprintf(buf + len, PAGE_SIZE - len, | |
834 | "SUPPORTED_POWER_MANAGEMENT\n"); | |
835 | if (dev->msi) | |
836 | len += snprintf(buf + len, PAGE_SIZE - len, "PCI_HAS_MSI\n"); | |
2ca39c48 SM |
837 | return len; |
838 | } | |
839 | ||
ee959b00 TJ |
840 | static ssize_t aac_show_kernel_version(struct device *device, |
841 | struct device_attribute *attr, | |
842 | char *buf) | |
0bb14afe | 843 | { |
ee959b00 | 844 | struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
0bb14afe MH |
845 | int len, tmp; |
846 | ||
847 | tmp = le32_to_cpu(dev->adapter_info.kernelrev); | |
8ce3eca4 | 848 | len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", |
0bb14afe MH |
849 | tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, |
850 | le32_to_cpu(dev->adapter_info.kernelbuild)); | |
851 | return len; | |
852 | } | |
853 | ||
ee959b00 TJ |
854 | static ssize_t aac_show_monitor_version(struct device *device, |
855 | struct device_attribute *attr, | |
856 | char *buf) | |
0bb14afe | 857 | { |
ee959b00 | 858 | struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
0bb14afe MH |
859 | int len, tmp; |
860 | ||
861 | tmp = le32_to_cpu(dev->adapter_info.monitorrev); | |
8ce3eca4 | 862 | len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", |
0bb14afe MH |
863 | tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, |
864 | le32_to_cpu(dev->adapter_info.monitorbuild)); | |
865 | return len; | |
866 | } | |
867 | ||
ee959b00 TJ |
868 | static ssize_t aac_show_bios_version(struct device *device, |
869 | struct device_attribute *attr, | |
870 | char *buf) | |
0bb14afe | 871 | { |
ee959b00 | 872 | struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
0bb14afe MH |
873 | int len, tmp; |
874 | ||
875 | tmp = le32_to_cpu(dev->adapter_info.biosrev); | |
8ce3eca4 | 876 | len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", |
0bb14afe MH |
877 | tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, |
878 | le32_to_cpu(dev->adapter_info.biosbuild)); | |
879 | return len; | |
880 | } | |
881 | ||
13a17fde | 882 | static ssize_t aac_show_serial_number(struct device *device, |
ee959b00 | 883 | struct device_attribute *attr, char *buf) |
0bb14afe | 884 | { |
ee959b00 | 885 | struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
0bb14afe MH |
886 | int len = 0; |
887 | ||
888 | if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) | |
dc55b827 | 889 | len = snprintf(buf, 16, "%06X\n", |
0bb14afe | 890 | le32_to_cpu(dev->adapter_info.serial[0])); |
24f02e1d SM |
891 | if (len && |
892 | !memcmp(&dev->supplement_adapter_info.MfgPcbaSerialNo[ | |
95f6fb57 SM |
893 | sizeof(dev->supplement_adapter_info.MfgPcbaSerialNo)-len], |
894 | buf, len-1)) | |
dc55b827 | 895 | len = snprintf(buf, 16, "%.*s\n", |
24f02e1d SM |
896 | (int)sizeof(dev->supplement_adapter_info.MfgPcbaSerialNo), |
897 | dev->supplement_adapter_info.MfgPcbaSerialNo); | |
dc55b827 DC |
898 | |
899 | return min(len, 16); | |
0bb14afe MH |
900 | } |
901 | ||
ee959b00 TJ |
902 | static ssize_t aac_show_max_channel(struct device *device, |
903 | struct device_attribute *attr, char *buf) | |
d1ad94ad MH |
904 | { |
905 | return snprintf(buf, PAGE_SIZE, "%d\n", | |
ee959b00 | 906 | class_to_shost(device)->max_channel); |
d1ad94ad MH |
907 | } |
908 | ||
ee959b00 TJ |
909 | static ssize_t aac_show_max_id(struct device *device, |
910 | struct device_attribute *attr, char *buf) | |
d1ad94ad MH |
911 | { |
912 | return snprintf(buf, PAGE_SIZE, "%d\n", | |
ee959b00 | 913 | class_to_shost(device)->max_id); |
d1ad94ad MH |
914 | } |
915 | ||
ee959b00 TJ |
916 | static ssize_t aac_store_reset_adapter(struct device *device, |
917 | struct device_attribute *attr, | |
918 | const char *buf, size_t count) | |
29c97684 SM |
919 | { |
920 | int retval = -EACCES; | |
921 | ||
922 | if (!capable(CAP_SYS_ADMIN)) | |
923 | return retval; | |
ee959b00 | 924 | retval = aac_reset_adapter((struct aac_dev*)class_to_shost(device)->hostdata, buf[0] == '!'); |
29c97684 SM |
925 | if (retval >= 0) |
926 | retval = count; | |
927 | return retval; | |
928 | } | |
929 | ||
ee959b00 TJ |
930 | static ssize_t aac_show_reset_adapter(struct device *device, |
931 | struct device_attribute *attr, | |
932 | char *buf) | |
29c97684 | 933 | { |
ee959b00 | 934 | struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
29c97684 SM |
935 | int len, tmp; |
936 | ||
937 | tmp = aac_adapter_check_health(dev); | |
938 | if ((tmp == 0) && dev->in_reset) | |
939 | tmp = -EBUSY; | |
bbf17d64 | 940 | len = snprintf(buf, PAGE_SIZE, "0x%x\n", tmp); |
29c97684 SM |
941 | return len; |
942 | } | |
0bb14afe | 943 | |
ee959b00 | 944 | static struct device_attribute aac_model = { |
0bb14afe MH |
945 | .attr = { |
946 | .name = "model", | |
947 | .mode = S_IRUGO, | |
948 | }, | |
949 | .show = aac_show_model, | |
950 | }; | |
ee959b00 | 951 | static struct device_attribute aac_vendor = { |
0bb14afe MH |
952 | .attr = { |
953 | .name = "vendor", | |
954 | .mode = S_IRUGO, | |
955 | }, | |
956 | .show = aac_show_vendor, | |
957 | }; | |
ee959b00 | 958 | static struct device_attribute aac_flags = { |
2ca39c48 SM |
959 | .attr = { |
960 | .name = "flags", | |
961 | .mode = S_IRUGO, | |
962 | }, | |
963 | .show = aac_show_flags, | |
964 | }; | |
ee959b00 | 965 | static struct device_attribute aac_kernel_version = { |
0bb14afe MH |
966 | .attr = { |
967 | .name = "hba_kernel_version", | |
968 | .mode = S_IRUGO, | |
969 | }, | |
970 | .show = aac_show_kernel_version, | |
971 | }; | |
ee959b00 | 972 | static struct device_attribute aac_monitor_version = { |
0bb14afe MH |
973 | .attr = { |
974 | .name = "hba_monitor_version", | |
975 | .mode = S_IRUGO, | |
976 | }, | |
977 | .show = aac_show_monitor_version, | |
978 | }; | |
ee959b00 | 979 | static struct device_attribute aac_bios_version = { |
0bb14afe MH |
980 | .attr = { |
981 | .name = "hba_bios_version", | |
982 | .mode = S_IRUGO, | |
983 | }, | |
984 | .show = aac_show_bios_version, | |
985 | }; | |
ee959b00 | 986 | static struct device_attribute aac_serial_number = { |
0bb14afe MH |
987 | .attr = { |
988 | .name = "serial_number", | |
989 | .mode = S_IRUGO, | |
990 | }, | |
991 | .show = aac_show_serial_number, | |
992 | }; | |
ee959b00 | 993 | static struct device_attribute aac_max_channel = { |
d1ad94ad MH |
994 | .attr = { |
995 | .name = "max_channel", | |
996 | .mode = S_IRUGO, | |
997 | }, | |
998 | .show = aac_show_max_channel, | |
999 | }; | |
ee959b00 | 1000 | static struct device_attribute aac_max_id = { |
d1ad94ad MH |
1001 | .attr = { |
1002 | .name = "max_id", | |
1003 | .mode = S_IRUGO, | |
1004 | }, | |
1005 | .show = aac_show_max_id, | |
1006 | }; | |
ee959b00 | 1007 | static struct device_attribute aac_reset = { |
29c97684 SM |
1008 | .attr = { |
1009 | .name = "reset_host", | |
1010 | .mode = S_IWUSR|S_IRUGO, | |
1011 | }, | |
1012 | .store = aac_store_reset_adapter, | |
1013 | .show = aac_show_reset_adapter, | |
1014 | }; | |
0bb14afe | 1015 | |
ee959b00 | 1016 | static struct device_attribute *aac_attrs[] = { |
0bb14afe MH |
1017 | &aac_model, |
1018 | &aac_vendor, | |
2ca39c48 | 1019 | &aac_flags, |
0bb14afe MH |
1020 | &aac_kernel_version, |
1021 | &aac_monitor_version, | |
1022 | &aac_bios_version, | |
1023 | &aac_serial_number, | |
d1ad94ad MH |
1024 | &aac_max_channel, |
1025 | &aac_max_id, | |
29c97684 | 1026 | &aac_reset, |
0bb14afe MH |
1027 | NULL |
1028 | }; | |
1029 | ||
ee959b00 TJ |
1030 | ssize_t aac_get_serial_number(struct device *device, char *buf) |
1031 | { | |
1032 | return aac_show_serial_number(device, &aac_serial_number, buf); | |
1033 | } | |
0bb14afe | 1034 | |
00977a59 | 1035 | static const struct file_operations aac_cfg_fops = { |
1da177e4 | 1036 | .owner = THIS_MODULE, |
f4927c45 | 1037 | .unlocked_ioctl = aac_cfg_ioctl, |
1da177e4 LT |
1038 | #ifdef CONFIG_COMPAT |
1039 | .compat_ioctl = aac_compat_cfg_ioctl, | |
1040 | #endif | |
1041 | .open = aac_cfg_open, | |
6038f373 | 1042 | .llseek = noop_llseek, |
1da177e4 LT |
1043 | }; |
1044 | ||
1045 | static struct scsi_host_template aac_driver_template = { | |
1046 | .module = THIS_MODULE, | |
8ef22247 | 1047 | .name = "AAC", |
7c00ffa3 | 1048 | .proc_name = AAC_DRIVERNAME, |
8ef22247 SM |
1049 | .info = aac_info, |
1050 | .ioctl = aac_ioctl, | |
1da177e4 LT |
1051 | #ifdef CONFIG_COMPAT |
1052 | .compat_ioctl = aac_compat_ioctl, | |
1053 | #endif | |
8ef22247 SM |
1054 | .queuecommand = aac_queuecommand, |
1055 | .bios_param = aac_biosparm, | |
0bb14afe | 1056 | .shost_attrs = aac_attrs, |
1da177e4 | 1057 | .slave_configure = aac_slave_configure, |
5c9cfedd | 1058 | .change_queue_depth = aac_change_queue_depth, |
17eaacee | 1059 | .sdev_attrs = aac_dev_attrs, |
03d44337 | 1060 | .eh_abort_handler = aac_eh_abort, |
1da177e4 | 1061 | .eh_host_reset_handler = aac_eh_reset, |
8ef22247 SM |
1062 | .can_queue = AAC_NUM_IO_FIB, |
1063 | .this_id = MAXIMUM_NUM_CONTAINERS, | |
1064 | .sg_tablesize = 16, | |
1065 | .max_sectors = 128, | |
1da177e4 LT |
1066 | #if (AAC_NUM_IO_FIB > 256) |
1067 | .cmd_per_lun = 256, | |
8ce3eca4 | 1068 | #else |
8ef22247 | 1069 | .cmd_per_lun = AAC_NUM_IO_FIB, |
8ce3eca4 | 1070 | #endif |
1da177e4 | 1071 | .use_clustering = ENABLE_CLUSTERING, |
8ef22247 | 1072 | .emulated = 1, |
54b2b50c | 1073 | .no_write_same = 1, |
1da177e4 LT |
1074 | }; |
1075 | ||
94774a3a SM |
1076 | static void __aac_shutdown(struct aac_dev * aac) |
1077 | { | |
495c0217 | 1078 | int i; |
ef616233 | 1079 | int cpu; |
495c0217 | 1080 | |
361ee9c3 BC |
1081 | if (aac->aif_thread) { |
1082 | int i; | |
1083 | /* Clear out events first */ | |
1084 | for (i = 0; i < (aac->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB); i++) { | |
1085 | struct fib *fib = &aac->fibs[i]; | |
1086 | if (!(fib->hw_fib_va->header.XferState & cpu_to_le32(NoResponseExpected | Async)) && | |
1087 | (fib->hw_fib_va->header.XferState & cpu_to_le32(ResponseExpected))) | |
1088 | up(&fib->event_wait); | |
1089 | } | |
e85fbc59 | 1090 | kthread_stop(aac->thread); |
361ee9c3 | 1091 | } |
94774a3a SM |
1092 | aac_send_shutdown(aac); |
1093 | aac_adapter_disable_int(aac); | |
ef616233 | 1094 | cpu = cpumask_first(cpu_online_mask); |
495c0217 MR |
1095 | if (aac->pdev->device == PMC_DEVICE_S6 || |
1096 | aac->pdev->device == PMC_DEVICE_S7 || | |
1097 | aac->pdev->device == PMC_DEVICE_S8 || | |
1098 | aac->pdev->device == PMC_DEVICE_S9) { | |
1099 | if (aac->max_msix > 1) { | |
ef616233 MR |
1100 | for (i = 0; i < aac->max_msix; i++) { |
1101 | if (irq_set_affinity_hint( | |
1102 | aac->msixentry[i].vector, | |
1103 | NULL)) { | |
1104 | printk(KERN_ERR "%s%d: Failed to reset IRQ affinity for cpu %d\n", | |
1105 | aac->name, | |
1106 | aac->id, | |
1107 | cpu); | |
1108 | } | |
1109 | cpu = cpumask_next(cpu, | |
1110 | cpu_online_mask); | |
495c0217 MR |
1111 | free_irq(aac->msixentry[i].vector, |
1112 | &(aac->aac_msix[i])); | |
ef616233 | 1113 | } |
495c0217 MR |
1114 | } else { |
1115 | free_irq(aac->pdev->irq, | |
1116 | &(aac->aac_msix[0])); | |
1117 | } | |
1118 | } else { | |
1119 | free_irq(aac->pdev->irq, aac); | |
1120 | } | |
8ef22247 SM |
1121 | if (aac->msi) |
1122 | pci_disable_msi(aac->pdev); | |
495c0217 MR |
1123 | else if (aac->max_msix > 1) |
1124 | pci_disable_msix(aac->pdev); | |
94774a3a SM |
1125 | } |
1126 | ||
6f039790 | 1127 | static int aac_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) |
1da177e4 LT |
1128 | { |
1129 | unsigned index = id->driver_data; | |
1130 | struct Scsi_Host *shost; | |
1131 | struct aac_dev *aac; | |
1132 | struct list_head *insert = &aac_devices; | |
1133 | int error = -ENODEV; | |
1134 | int unique_id = 0; | |
0dcae66f | 1135 | u64 dmamask; |
11604612 | 1136 | extern int aac_sync_mode; |
1da177e4 LT |
1137 | |
1138 | list_for_each_entry(aac, &aac_devices, entry) { | |
1139 | if (aac->id > unique_id) | |
1140 | break; | |
1141 | insert = &aac->entry; | |
1142 | unique_id++; | |
1143 | } | |
1144 | ||
cf16123c VA |
1145 | pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1 | |
1146 | PCIE_LINK_STATE_CLKPM); | |
1147 | ||
08efb7b6 MH |
1148 | error = pci_enable_device(pdev); |
1149 | if (error) | |
1da177e4 | 1150 | goto out; |
e61b17fd | 1151 | error = -ENODEV; |
1da177e4 | 1152 | |
1da177e4 LT |
1153 | /* |
1154 | * If the quirk31 bit is set, the adapter needs adapter | |
1155 | * to driver communication memory to be allocated below 2gig | |
1156 | */ | |
8ce3eca4 | 1157 | if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) |
0dcae66f REB |
1158 | dmamask = DMA_BIT_MASK(31); |
1159 | else | |
1160 | dmamask = DMA_BIT_MASK(32); | |
1161 | ||
1162 | if (pci_set_dma_mask(pdev, dmamask) || | |
1163 | pci_set_consistent_dma_mask(pdev, dmamask)) | |
1164 | goto out_disable_pdev; | |
8ce3eca4 | 1165 | |
1da177e4 LT |
1166 | pci_set_master(pdev); |
1167 | ||
1168 | shost = scsi_host_alloc(&aac_driver_template, sizeof(struct aac_dev)); | |
1169 | if (!shost) | |
1170 | goto out_disable_pdev; | |
1171 | ||
1172 | shost->irq = pdev->irq; | |
1da177e4 | 1173 | shost->unique_id = unique_id; |
7a8cf29d | 1174 | shost->max_cmd_len = 16; |
64bdcbc4 | 1175 | shost->use_cmd_list = 1; |
1da177e4 LT |
1176 | |
1177 | aac = (struct aac_dev *)shost->hostdata; | |
ff08784b | 1178 | aac->base_start = pci_resource_start(pdev, 0); |
8ce3eca4 | 1179 | aac->scsi_host_ptr = shost; |
1da177e4 LT |
1180 | aac->pdev = pdev; |
1181 | aac->name = aac_driver_template.name; | |
1182 | aac->id = shost->unique_id; | |
a4576b5d | 1183 | aac->cardtype = index; |
1da177e4 LT |
1184 | INIT_LIST_HEAD(&aac->entry); |
1185 | ||
85d22bbf | 1186 | aac->fibs = kzalloc(sizeof(struct fib) * (shost->can_queue + AAC_NUM_MGT_FIB), GFP_KERNEL); |
1da177e4 LT |
1187 | if (!aac->fibs) |
1188 | goto out_free_host; | |
1189 | spin_lock_init(&aac->fib_lock); | |
1190 | ||
8e0c5ebd MH |
1191 | /* |
1192 | * Map in the registers from the adapter. | |
1193 | */ | |
1194 | aac->base_size = AAC_MIN_FOOTPRINT_SIZE; | |
8e0c5ebd MH |
1195 | if ((*aac_drivers[index].init)(aac)) |
1196 | goto out_unmap; | |
1197 | ||
11604612 MR |
1198 | if (aac->sync_mode) { |
1199 | if (aac_sync_mode) | |
1200 | printk(KERN_INFO "%s%d: Sync. mode enforced " | |
1201 | "by driver parameter. This will cause " | |
1202 | "a significant performance decrease!\n", | |
1203 | aac->name, | |
1204 | aac->id); | |
1205 | else | |
1206 | printk(KERN_INFO "%s%d: Async. mode not supported " | |
1207 | "by current driver, sync. mode enforced." | |
1208 | "\nPlease update driver to get full performance.\n", | |
1209 | aac->name, | |
1210 | aac->id); | |
1211 | } | |
1212 | ||
8e0c5ebd MH |
1213 | /* |
1214 | * Start any kernel threads needed | |
1215 | */ | |
fe27381d CH |
1216 | aac->thread = kthread_run(aac_command_thread, aac, AAC_DRIVERNAME); |
1217 | if (IS_ERR(aac->thread)) { | |
8e0c5ebd | 1218 | printk(KERN_ERR "aacraid: Unable to create command thread.\n"); |
fe27381d | 1219 | error = PTR_ERR(aac->thread); |
361ee9c3 | 1220 | aac->thread = NULL; |
8e0c5ebd MH |
1221 | goto out_deinit; |
1222 | } | |
1da177e4 LT |
1223 | |
1224 | /* | |
1225 | * If we had set a smaller DMA mask earlier, set it to 4gig | |
1226 | * now since the adapter can dma data to at least a 4gig | |
1227 | * address space. | |
1228 | */ | |
1229 | if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) | |
284901a9 | 1230 | if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) |
71e0f32f | 1231 | goto out_deinit; |
8ce3eca4 | 1232 | |
84971738 | 1233 | aac->maximum_num_channels = aac_drivers[index].channels; |
08efb7b6 MH |
1234 | error = aac_get_adapter_info(aac); |
1235 | if (error < 0) | |
1236 | goto out_deinit; | |
1da177e4 LT |
1237 | |
1238 | /* | |
a4576b5d MS |
1239 | * Lets override negotiations and drop the maximum SG limit to 34 |
1240 | */ | |
8ce3eca4 | 1241 | if ((aac_drivers[index].quirks & AAC_QUIRK_34SG) && |
62e9f5c4 SM |
1242 | (shost->sg_tablesize > 34)) { |
1243 | shost->sg_tablesize = 34; | |
1244 | shost->max_sectors = (shost->sg_tablesize * 8) + 112; | |
a4576b5d | 1245 | } |
7c00ffa3 | 1246 | |
a4576b5d | 1247 | if ((aac_drivers[index].quirks & AAC_QUIRK_17SG) && |
62e9f5c4 SM |
1248 | (shost->sg_tablesize > 17)) { |
1249 | shost->sg_tablesize = 17; | |
1250 | shost->max_sectors = (shost->sg_tablesize * 8) + 112; | |
a4576b5d | 1251 | } |
db39363c | 1252 | |
62e9f5c4 SM |
1253 | error = pci_set_dma_max_seg_size(pdev, |
1254 | (aac->adapter_info.options & AAC_OPT_NEW_COMM) ? | |
1255 | (shost->max_sectors << 9) : 65536); | |
1256 | if (error) | |
1257 | goto out_deinit; | |
1258 | ||
7c00ffa3 | 1259 | /* |
62e9f5c4 | 1260 | * Firmware printf works only with older firmware. |
7c00ffa3 | 1261 | */ |
8ce3eca4 | 1262 | if (aac_drivers[index].quirks & AAC_QUIRK_34SG) |
7c00ffa3 MH |
1263 | aac->printf_enabled = 1; |
1264 | else | |
1265 | aac->printf_enabled = 0; | |
8ce3eca4 | 1266 | |
a4576b5d | 1267 | /* |
1da177e4 | 1268 | * max channel will be the physical channels plus 1 virtual channel |
bb08f92e | 1269 | * all containers are on the virtual channel 0 (CONTAINER_CHANNEL) |
1da177e4 LT |
1270 | * physical channels are address by their actual physical number+1 |
1271 | */ | |
cb1042f2 | 1272 | if (aac->nondasd_support || expose_physicals || aac->jbod) |
95433bad | 1273 | shost->max_channel = aac->maximum_num_channels; |
1da177e4 | 1274 | else |
95433bad | 1275 | shost->max_channel = 0; |
1da177e4 | 1276 | |
8c867b25 | 1277 | aac_get_config_status(aac, 0); |
1da177e4 LT |
1278 | aac_get_containers(aac); |
1279 | list_add(&aac->entry, insert); | |
1280 | ||
1281 | shost->max_id = aac->maximum_num_containers; | |
84971738 MH |
1282 | if (shost->max_id < aac->maximum_num_physicals) |
1283 | shost->max_id = aac->maximum_num_physicals; | |
1da177e4 LT |
1284 | if (shost->max_id < MAXIMUM_NUM_CONTAINERS) |
1285 | shost->max_id = MAXIMUM_NUM_CONTAINERS; | |
1286 | else | |
1287 | shost->this_id = shost->max_id; | |
1288 | ||
1289 | /* | |
1290 | * dmb - we may need to move the setting of these parms somewhere else once | |
1291 | * we get a fib that can report the actual numbers | |
1292 | */ | |
1293 | shost->max_lun = AAC_MAX_LUN; | |
1294 | ||
1295 | pci_set_drvdata(pdev, shost); | |
1296 | ||
1297 | error = scsi_add_host(shost, &pdev->dev); | |
1298 | if (error) | |
1299 | goto out_deinit; | |
1300 | scsi_scan_host(shost); | |
1301 | ||
5c63f7f7 RAR |
1302 | pci_enable_pcie_error_reporting(pdev); |
1303 | pci_save_state(pdev); | |
1304 | ||
1da177e4 LT |
1305 | return 0; |
1306 | ||
bd1aac80 | 1307 | out_deinit: |
94774a3a | 1308 | __aac_shutdown(aac); |
8e0c5ebd | 1309 | out_unmap: |
bfb35aa8 | 1310 | aac_fib_map_free(aac); |
2b053729 SM |
1311 | if (aac->comm_addr) |
1312 | pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr, | |
1313 | aac->comm_phys); | |
1da177e4 | 1314 | kfree(aac->queues); |
76a7f8fd | 1315 | aac_adapter_ioremap(aac, 0); |
1da177e4 LT |
1316 | kfree(aac->fibs); |
1317 | kfree(aac->fsa_dev); | |
1318 | out_free_host: | |
1319 | scsi_host_put(shost); | |
1320 | out_disable_pdev: | |
1321 | pci_disable_device(pdev); | |
1322 | out: | |
1323 | return error; | |
1324 | } | |
1325 | ||
fe0798c5 | 1326 | static void aac_release_resources(struct aac_dev *aac) |
de665f28 MR |
1327 | { |
1328 | int i; | |
1329 | ||
1330 | aac_adapter_disable_int(aac); | |
1331 | if (aac->pdev->device == PMC_DEVICE_S6 || | |
1332 | aac->pdev->device == PMC_DEVICE_S7 || | |
1333 | aac->pdev->device == PMC_DEVICE_S8 || | |
1334 | aac->pdev->device == PMC_DEVICE_S9) { | |
1335 | if (aac->max_msix > 1) { | |
1336 | for (i = 0; i < aac->max_msix; i++) | |
1337 | free_irq(aac->msixentry[i].vector, | |
1338 | &(aac->aac_msix[i])); | |
1339 | } else { | |
1340 | free_irq(aac->pdev->irq, &(aac->aac_msix[0])); | |
1341 | } | |
1342 | } else { | |
1343 | free_irq(aac->pdev->irq, aac); | |
1344 | } | |
1345 | if (aac->msi) | |
1346 | pci_disable_msi(aac->pdev); | |
1347 | else if (aac->max_msix > 1) | |
1348 | pci_disable_msix(aac->pdev); | |
1349 | ||
1350 | } | |
1351 | ||
1352 | static int aac_acquire_resources(struct aac_dev *dev) | |
1353 | { | |
1354 | int i, j; | |
1355 | int instance = dev->id; | |
1356 | const char *name = dev->name; | |
1357 | unsigned long status; | |
1358 | /* | |
1359 | * First clear out all interrupts. Then enable the one's that we | |
1360 | * can handle. | |
1361 | */ | |
1362 | while (!((status = src_readl(dev, MUnit.OMR)) & KERNEL_UP_AND_RUNNING) | |
1363 | || status == 0xffffffff) | |
1364 | msleep(20); | |
1365 | ||
1366 | aac_adapter_disable_int(dev); | |
1367 | aac_adapter_enable_int(dev); | |
1368 | ||
1369 | ||
1370 | if ((dev->pdev->device == PMC_DEVICE_S7 || | |
1371 | dev->pdev->device == PMC_DEVICE_S8 || | |
1372 | dev->pdev->device == PMC_DEVICE_S9)) | |
1373 | aac_define_int_mode(dev); | |
1374 | ||
1375 | if (dev->msi_enabled) | |
1376 | aac_src_access_devreg(dev, AAC_ENABLE_MSIX); | |
1377 | ||
1378 | if (!dev->sync_mode && dev->msi_enabled && dev->max_msix > 1) { | |
1379 | for (i = 0; i < dev->max_msix; i++) { | |
1380 | dev->aac_msix[i].vector_no = i; | |
1381 | dev->aac_msix[i].dev = dev; | |
1382 | ||
1383 | if (request_irq(dev->msixentry[i].vector, | |
1384 | dev->a_ops.adapter_intr, | |
1385 | 0, "aacraid", &(dev->aac_msix[i]))) { | |
1386 | printk(KERN_ERR "%s%d: Failed to register IRQ for vector %d.\n", | |
1387 | name, instance, i); | |
1388 | for (j = 0 ; j < i ; j++) | |
1389 | free_irq(dev->msixentry[j].vector, | |
1390 | &(dev->aac_msix[j])); | |
1391 | pci_disable_msix(dev->pdev); | |
1392 | goto error_iounmap; | |
1393 | } | |
1394 | } | |
1395 | } else { | |
1396 | dev->aac_msix[0].vector_no = 0; | |
1397 | dev->aac_msix[0].dev = dev; | |
1398 | ||
1399 | if (request_irq(dev->pdev->irq, dev->a_ops.adapter_intr, | |
1400 | IRQF_SHARED, "aacraid", | |
1401 | &(dev->aac_msix[0])) < 0) { | |
1402 | if (dev->msi) | |
1403 | pci_disable_msi(dev->pdev); | |
1404 | printk(KERN_ERR "%s%d: Interrupt unavailable.\n", | |
1405 | name, instance); | |
1406 | goto error_iounmap; | |
1407 | } | |
1408 | } | |
1409 | ||
1410 | aac_adapter_enable_int(dev); | |
1411 | ||
ecc479e0 RAR |
1412 | /*max msix may change after EEH |
1413 | * Re-assign vectors to fibs | |
1414 | */ | |
1415 | aac_fib_vector_assign(dev); | |
1416 | ||
1417 | if (!dev->sync_mode) { | |
1418 | /* After EEH recovery or suspend resume, max_msix count | |
1419 | * may change, therfore updating in init as well. | |
1420 | */ | |
de665f28 | 1421 | aac_adapter_start(dev); |
ecc479e0 RAR |
1422 | dev->init->Sa_MSIXVectors = cpu_to_le32(dev->max_msix); |
1423 | } | |
de665f28 MR |
1424 | return 0; |
1425 | ||
1426 | error_iounmap: | |
1427 | return -1; | |
1428 | ||
1429 | } | |
5c63f7f7 RAR |
1430 | |
1431 | #if (defined(CONFIG_PM)) | |
de665f28 MR |
1432 | static int aac_suspend(struct pci_dev *pdev, pm_message_t state) |
1433 | { | |
1434 | ||
1435 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
1436 | struct aac_dev *aac = (struct aac_dev *)shost->hostdata; | |
1437 | ||
1438 | scsi_block_requests(shost); | |
1439 | aac_send_shutdown(aac); | |
1440 | ||
1441 | aac_release_resources(aac); | |
1442 | ||
1443 | pci_set_drvdata(pdev, shost); | |
1444 | pci_save_state(pdev); | |
1445 | pci_disable_device(pdev); | |
1446 | pci_set_power_state(pdev, pci_choose_state(pdev, state)); | |
1447 | ||
1448 | return 0; | |
1449 | } | |
1450 | ||
1451 | static int aac_resume(struct pci_dev *pdev) | |
1452 | { | |
1453 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
1454 | struct aac_dev *aac = (struct aac_dev *)shost->hostdata; | |
1455 | int r; | |
1456 | ||
1457 | pci_set_power_state(pdev, PCI_D0); | |
1458 | pci_enable_wake(pdev, PCI_D0, 0); | |
1459 | pci_restore_state(pdev); | |
1460 | r = pci_enable_device(pdev); | |
1461 | ||
1462 | if (r) | |
1463 | goto fail_device; | |
1464 | ||
1465 | pci_set_master(pdev); | |
1466 | if (aac_acquire_resources(aac)) | |
1467 | goto fail_device; | |
e728f8e3 MR |
1468 | /* |
1469 | * reset this flag to unblock ioctl() as it was set at | |
1470 | * aac_send_shutdown() to block ioctls from upperlayer | |
1471 | */ | |
1472 | aac->adapter_shutdown = 0; | |
de665f28 MR |
1473 | scsi_unblock_requests(shost); |
1474 | ||
1475 | return 0; | |
1476 | ||
1477 | fail_device: | |
1478 | printk(KERN_INFO "%s%d: resume failed.\n", aac->name, aac->id); | |
1479 | scsi_host_put(shost); | |
1480 | pci_disable_device(pdev); | |
1481 | return -ENODEV; | |
1482 | } | |
1483 | #endif | |
1484 | ||
bd1aac80 MH |
1485 | static void aac_shutdown(struct pci_dev *dev) |
1486 | { | |
1487 | struct Scsi_Host *shost = pci_get_drvdata(dev); | |
94774a3a | 1488 | scsi_block_requests(shost); |
c835e372 | 1489 | __aac_shutdown((struct aac_dev *)shost->hostdata); |
bd1aac80 MH |
1490 | } |
1491 | ||
6f039790 | 1492 | static void aac_remove_one(struct pci_dev *pdev) |
1da177e4 LT |
1493 | { |
1494 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
1495 | struct aac_dev *aac = (struct aac_dev *)shost->hostdata; | |
1496 | ||
1497 | scsi_remove_host(shost); | |
1498 | ||
94774a3a | 1499 | __aac_shutdown(aac); |
bfb35aa8 | 1500 | aac_fib_map_free(aac); |
1da177e4 LT |
1501 | pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr, |
1502 | aac->comm_phys); | |
1503 | kfree(aac->queues); | |
1504 | ||
76a7f8fd | 1505 | aac_adapter_ioremap(aac, 0); |
8ce3eca4 | 1506 | |
1da177e4 | 1507 | kfree(aac->fibs); |
8e0c5ebd | 1508 | kfree(aac->fsa_dev); |
8ce3eca4 | 1509 | |
1da177e4 LT |
1510 | list_del(&aac->entry); |
1511 | scsi_host_put(shost); | |
1512 | pci_disable_device(pdev); | |
90ee3466 MH |
1513 | if (list_empty(&aac_devices)) { |
1514 | unregister_chrdev(aac_cfg_major, "aac"); | |
1515 | aac_cfg_major = -1; | |
1516 | } | |
1da177e4 LT |
1517 | } |
1518 | ||
5c63f7f7 RAR |
1519 | static void aac_flush_ios(struct aac_dev *aac) |
1520 | { | |
1521 | int i; | |
1522 | struct scsi_cmnd *cmd; | |
1523 | ||
1524 | for (i = 0; i < aac->scsi_host_ptr->can_queue; i++) { | |
1525 | cmd = (struct scsi_cmnd *)aac->fibs[i].callback_data; | |
1526 | if (cmd && (cmd->SCp.phase == AAC_OWNER_FIRMWARE)) { | |
1527 | scsi_dma_unmap(cmd); | |
1528 | ||
1529 | if (aac->handle_pci_error) | |
1530 | cmd->result = DID_NO_CONNECT << 16; | |
1531 | else | |
1532 | cmd->result = DID_RESET << 16; | |
1533 | ||
1534 | cmd->scsi_done(cmd); | |
1535 | } | |
1536 | } | |
1537 | } | |
1538 | ||
1539 | static pci_ers_result_t aac_pci_error_detected(struct pci_dev *pdev, | |
1540 | enum pci_channel_state error) | |
1541 | { | |
1542 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
1543 | struct aac_dev *aac = shost_priv(shost); | |
1544 | ||
1545 | dev_err(&pdev->dev, "aacraid: PCI error detected %x\n", error); | |
1546 | ||
1547 | switch (error) { | |
1548 | case pci_channel_io_normal: | |
1549 | return PCI_ERS_RESULT_CAN_RECOVER; | |
1550 | case pci_channel_io_frozen: | |
1551 | aac->handle_pci_error = 1; | |
1552 | ||
1553 | scsi_block_requests(aac->scsi_host_ptr); | |
1554 | aac_flush_ios(aac); | |
1555 | aac_release_resources(aac); | |
1556 | ||
1557 | pci_disable_pcie_error_reporting(pdev); | |
1558 | aac_adapter_ioremap(aac, 0); | |
1559 | ||
1560 | return PCI_ERS_RESULT_NEED_RESET; | |
1561 | case pci_channel_io_perm_failure: | |
1562 | aac->handle_pci_error = 1; | |
1563 | ||
1564 | aac_flush_ios(aac); | |
1565 | return PCI_ERS_RESULT_DISCONNECT; | |
1566 | } | |
1567 | ||
1568 | return PCI_ERS_RESULT_NEED_RESET; | |
1569 | } | |
1570 | ||
1571 | static pci_ers_result_t aac_pci_mmio_enabled(struct pci_dev *pdev) | |
1572 | { | |
1573 | dev_err(&pdev->dev, "aacraid: PCI error - mmio enabled\n"); | |
1574 | return PCI_ERS_RESULT_NEED_RESET; | |
1575 | } | |
1576 | ||
1577 | static pci_ers_result_t aac_pci_slot_reset(struct pci_dev *pdev) | |
1578 | { | |
1579 | dev_err(&pdev->dev, "aacraid: PCI error - slot reset\n"); | |
1580 | pci_restore_state(pdev); | |
1581 | if (pci_enable_device(pdev)) { | |
1582 | dev_warn(&pdev->dev, | |
1583 | "aacraid: failed to enable slave\n"); | |
1584 | goto fail_device; | |
1585 | } | |
1586 | ||
1587 | pci_set_master(pdev); | |
1588 | ||
1589 | if (pci_enable_device_mem(pdev)) { | |
1590 | dev_err(&pdev->dev, "pci_enable_device_mem failed\n"); | |
1591 | goto fail_device; | |
1592 | } | |
1593 | ||
1594 | return PCI_ERS_RESULT_RECOVERED; | |
1595 | ||
1596 | fail_device: | |
1597 | dev_err(&pdev->dev, "aacraid: PCI error - slot reset failed\n"); | |
1598 | return PCI_ERS_RESULT_DISCONNECT; | |
1599 | } | |
1600 | ||
1601 | ||
1602 | static void aac_pci_resume(struct pci_dev *pdev) | |
1603 | { | |
1604 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
1605 | struct scsi_device *sdev = NULL; | |
1606 | struct aac_dev *aac = (struct aac_dev *)shost_priv(shost); | |
1607 | ||
1608 | pci_cleanup_aer_uncorrect_error_status(pdev); | |
1609 | ||
1610 | if (aac_adapter_ioremap(aac, aac->base_size)) { | |
1611 | ||
1612 | dev_err(&pdev->dev, "aacraid: ioremap failed\n"); | |
1613 | /* remap failed, go back ... */ | |
1614 | aac->comm_interface = AAC_COMM_PRODUCER; | |
1615 | if (aac_adapter_ioremap(aac, AAC_MIN_FOOTPRINT_SIZE)) { | |
1616 | dev_warn(&pdev->dev, | |
1617 | "aacraid: unable to map adapter.\n"); | |
1618 | ||
1619 | return; | |
1620 | } | |
1621 | } | |
1622 | ||
1623 | msleep(10000); | |
1624 | ||
1625 | aac_acquire_resources(aac); | |
1626 | ||
1627 | /* | |
1628 | * reset this flag to unblock ioctl() as it was set | |
1629 | * at aac_send_shutdown() to block ioctls from upperlayer | |
1630 | */ | |
1631 | aac->adapter_shutdown = 0; | |
1632 | aac->handle_pci_error = 0; | |
1633 | ||
1634 | shost_for_each_device(sdev, shost) | |
1635 | if (sdev->sdev_state == SDEV_OFFLINE) | |
1636 | sdev->sdev_state = SDEV_RUNNING; | |
1637 | scsi_unblock_requests(aac->scsi_host_ptr); | |
1638 | scsi_scan_host(aac->scsi_host_ptr); | |
1639 | pci_save_state(pdev); | |
1640 | ||
1641 | dev_err(&pdev->dev, "aacraid: PCI error - resume\n"); | |
1642 | } | |
1643 | ||
1644 | static struct pci_error_handlers aac_pci_err_handler = { | |
1645 | .error_detected = aac_pci_error_detected, | |
1646 | .mmio_enabled = aac_pci_mmio_enabled, | |
1647 | .slot_reset = aac_pci_slot_reset, | |
1648 | .resume = aac_pci_resume, | |
1649 | }; | |
1650 | ||
1da177e4 LT |
1651 | static struct pci_driver aac_pci_driver = { |
1652 | .name = AAC_DRIVERNAME, | |
1653 | .id_table = aac_pci_tbl, | |
1654 | .probe = aac_probe_one, | |
6f039790 | 1655 | .remove = aac_remove_one, |
de665f28 MR |
1656 | #if (defined(CONFIG_PM)) |
1657 | .suspend = aac_suspend, | |
1658 | .resume = aac_resume, | |
1659 | #endif | |
8ef22247 | 1660 | .shutdown = aac_shutdown, |
5c63f7f7 | 1661 | .err_handler = &aac_pci_err_handler, |
1da177e4 LT |
1662 | }; |
1663 | ||
1664 | static int __init aac_init(void) | |
1665 | { | |
1666 | int error; | |
8ce3eca4 | 1667 | |
29c97684 | 1668 | printk(KERN_INFO "Adaptec %s driver %s\n", |
c7f47602 | 1669 | AAC_DRIVERNAME, aac_driver_version); |
1da177e4 | 1670 | |
08efb7b6 MH |
1671 | error = pci_register_driver(&aac_pci_driver); |
1672 | if (error < 0) | |
1da177e4 LT |
1673 | return error; |
1674 | ||
1675 | aac_cfg_major = register_chrdev( 0, "aac", &aac_cfg_fops); | |
1676 | if (aac_cfg_major < 0) { | |
1677 | printk(KERN_WARNING | |
8ef22247 | 1678 | "aacraid: unable to register \"aac\" device.\n"); |
1da177e4 | 1679 | } |
bd1aac80 | 1680 | |
1da177e4 LT |
1681 | return 0; |
1682 | } | |
1683 | ||
1684 | static void __exit aac_exit(void) | |
1685 | { | |
53926274 MH |
1686 | if (aac_cfg_major > -1) |
1687 | unregister_chrdev(aac_cfg_major, "aac"); | |
1da177e4 LT |
1688 | pci_unregister_driver(&aac_pci_driver); |
1689 | } | |
1690 | ||
1691 | module_init(aac_init); | |
1692 | module_exit(aac_exit); |