Commit | Line | Data |
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c82ee6d3 | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
1da177e4 LT |
2 | /* |
3 | * Adaptec AAC series RAID controller driver | |
fa195afe | 4 | * (c) Copyright 2001 Red Hat Inc. |
1da177e4 LT |
5 | * |
6 | * based on the old aacraid driver that is.. | |
7 | * Adaptec aacraid device driver for Linux. | |
8 | * | |
e8b12f0f | 9 | * Copyright (c) 2000-2010 Adaptec, Inc. |
f4babba0 RAR |
10 | * 2010-2015 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) |
11 | * 2016-2017 Microsemi Corp. (aacraid@microsemi.com) | |
1da177e4 | 12 | * |
1da177e4 LT |
13 | * Module Name: |
14 | * linit.c | |
15 | * | |
16 | * Abstract: Linux Driver entry module for Adaptec RAID Array Controller | |
17 | */ | |
18 | ||
1da177e4 LT |
19 | |
20 | #include <linux/compat.h> | |
21 | #include <linux/blkdev.h> | |
22 | #include <linux/completion.h> | |
23 | #include <linux/init.h> | |
24 | #include <linux/interrupt.h> | |
25 | #include <linux/kernel.h> | |
26 | #include <linux/module.h> | |
27 | #include <linux/moduleparam.h> | |
28 | #include <linux/pci.h> | |
29 | #include <linux/slab.h> | |
c45d15d2 | 30 | #include <linux/mutex.h> |
1da177e4 LT |
31 | #include <linux/spinlock.h> |
32 | #include <linux/syscalls.h> | |
1da177e4 | 33 | #include <linux/delay.h> |
fe27381d | 34 | #include <linux/kthread.h> |
1442f76d | 35 | #include <linux/msdos_partition.h> |
1da177e4 LT |
36 | |
37 | #include <scsi/scsi.h> | |
38 | #include <scsi/scsi_cmnd.h> | |
39 | #include <scsi/scsi_device.h> | |
40 | #include <scsi/scsi_host.h> | |
41 | #include <scsi/scsi_tcq.h> | |
42 | #include <scsi/scsicam.h> | |
43 | #include <scsi/scsi_eh.h> | |
44 | ||
45 | #include "aacraid.h" | |
46 | ||
0ba8fdae | 47 | #define AAC_DRIVER_VERSION "1.2.1" |
9a72f976 MH |
48 | #ifndef AAC_DRIVER_BRANCH |
49 | #define AAC_DRIVER_BRANCH "" | |
50 | #endif | |
9a72f976 MH |
51 | #define AAC_DRIVERNAME "aacraid" |
52 | ||
c7f47602 MH |
53 | #ifdef AAC_DRIVER_BUILD |
54 | #define _str(x) #x | |
55 | #define str(x) _str(x) | |
56 | #define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION "[" str(AAC_DRIVER_BUILD) "]" AAC_DRIVER_BRANCH | |
57 | #else | |
571b16da | 58 | #define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION AAC_DRIVER_BRANCH |
c7f47602 | 59 | #endif |
1da177e4 LT |
60 | |
61 | MODULE_AUTHOR("Red Hat Inc and Adaptec"); | |
62 | MODULE_DESCRIPTION("Dell PERC2, 2/Si, 3/Si, 3/Di, " | |
63 | "Adaptec Advanced Raid Products, " | |
1241f359 | 64 | "HP NetRAID-4M, IBM ServeRAID & ICP SCSI driver"); |
1da177e4 | 65 | MODULE_LICENSE("GPL"); |
c7f47602 | 66 | MODULE_VERSION(AAC_DRIVER_FULL_VERSION); |
1da177e4 | 67 | |
c45d15d2 | 68 | static DEFINE_MUTEX(aac_mutex); |
1da177e4 | 69 | static LIST_HEAD(aac_devices); |
b9fb54b4 | 70 | static int aac_cfg_major = AAC_CHARDEV_UNREGISTERED; |
c7f47602 | 71 | char aac_driver_version[] = AAC_DRIVER_FULL_VERSION; |
1da177e4 LT |
72 | |
73 | /* | |
74 | * Because of the way Linux names scsi devices, the order in this table has | |
75 | * become important. Check for on-board Raid first, add-in cards second. | |
76 | * | |
77 | * Note: The last field is used to index into aac_drivers below. | |
78 | */ | |
6f039790 | 79 | static const struct pci_device_id aac_pci_tbl[] = { |
1da177e4 LT |
80 | { 0x1028, 0x0001, 0x1028, 0x0001, 0, 0, 0 }, /* PERC 2/Si (Iguana/PERC2Si) */ |
81 | { 0x1028, 0x0002, 0x1028, 0x0002, 0, 0, 1 }, /* PERC 3/Di (Opal/PERC3Di) */ | |
82 | { 0x1028, 0x0003, 0x1028, 0x0003, 0, 0, 2 }, /* PERC 3/Si (SlimFast/PERC3Si */ | |
83 | { 0x1028, 0x0004, 0x1028, 0x00d0, 0, 0, 3 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */ | |
84 | { 0x1028, 0x0002, 0x1028, 0x00d1, 0, 0, 4 }, /* PERC 3/Di (Viper/PERC3DiV) */ | |
85 | { 0x1028, 0x0002, 0x1028, 0x00d9, 0, 0, 5 }, /* PERC 3/Di (Lexus/PERC3DiL) */ | |
86 | { 0x1028, 0x000a, 0x1028, 0x0106, 0, 0, 6 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */ | |
87 | { 0x1028, 0x000a, 0x1028, 0x011b, 0, 0, 7 }, /* PERC 3/Di (Dagger/PERC3DiD) */ | |
88 | { 0x1028, 0x000a, 0x1028, 0x0121, 0, 0, 8 }, /* PERC 3/Di (Boxster/PERC3DiB) */ | |
89 | { 0x9005, 0x0283, 0x9005, 0x0283, 0, 0, 9 }, /* catapult */ | |
90 | { 0x9005, 0x0284, 0x9005, 0x0284, 0, 0, 10 }, /* tomcat */ | |
91 | { 0x9005, 0x0285, 0x9005, 0x0286, 0, 0, 11 }, /* Adaptec 2120S (Crusader) */ | |
92 | { 0x9005, 0x0285, 0x9005, 0x0285, 0, 0, 12 }, /* Adaptec 2200S (Vulcan) */ | |
93 | { 0x9005, 0x0285, 0x9005, 0x0287, 0, 0, 13 }, /* Adaptec 2200S (Vulcan-2m) */ | |
94 | { 0x9005, 0x0285, 0x17aa, 0x0286, 0, 0, 14 }, /* Legend S220 (Legend Crusader) */ | |
95 | { 0x9005, 0x0285, 0x17aa, 0x0287, 0, 0, 15 }, /* Legend S230 (Legend Vulcan) */ | |
96 | ||
97 | { 0x9005, 0x0285, 0x9005, 0x0288, 0, 0, 16 }, /* Adaptec 3230S (Harrier) */ | |
98 | { 0x9005, 0x0285, 0x9005, 0x0289, 0, 0, 17 }, /* Adaptec 3240S (Tornado) */ | |
99 | { 0x9005, 0x0285, 0x9005, 0x028a, 0, 0, 18 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */ | |
100 | { 0x9005, 0x0285, 0x9005, 0x028b, 0, 0, 19 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */ | |
101 | { 0x9005, 0x0286, 0x9005, 0x028c, 0, 0, 20 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */ | |
102 | { 0x9005, 0x0286, 0x9005, 0x028d, 0, 0, 21 }, /* ASR-2130S (Lancer) */ | |
103 | { 0x9005, 0x0286, 0x9005, 0x029b, 0, 0, 22 }, /* AAR-2820SA (Intruder) */ | |
104 | { 0x9005, 0x0286, 0x9005, 0x029c, 0, 0, 23 }, /* AAR-2620SA (Intruder) */ | |
105 | { 0x9005, 0x0286, 0x9005, 0x029d, 0, 0, 24 }, /* AAR-2420SA (Intruder) */ | |
8e9d58e7 SM |
106 | { 0x9005, 0x0286, 0x9005, 0x029e, 0, 0, 25 }, /* ICP9024RO (Lancer) */ |
107 | { 0x9005, 0x0286, 0x9005, 0x029f, 0, 0, 26 }, /* ICP9014RO (Lancer) */ | |
84971738 MH |
108 | { 0x9005, 0x0286, 0x9005, 0x02a0, 0, 0, 27 }, /* ICP9047MA (Lancer) */ |
109 | { 0x9005, 0x0286, 0x9005, 0x02a1, 0, 0, 28 }, /* ICP9087MA (Lancer) */ | |
75c3628d | 110 | { 0x9005, 0x0286, 0x9005, 0x02a3, 0, 0, 29 }, /* ICP5445AU (Hurricane44) */ |
84971738 MH |
111 | { 0x9005, 0x0285, 0x9005, 0x02a4, 0, 0, 30 }, /* ICP9085LI (Marauder-X) */ |
112 | { 0x9005, 0x0285, 0x9005, 0x02a5, 0, 0, 31 }, /* ICP5085BR (Marauder-E) */ | |
8e87c2f1 MH |
113 | { 0x9005, 0x0286, 0x9005, 0x02a6, 0, 0, 32 }, /* ICP9067MA (Intruder-6) */ |
114 | { 0x9005, 0x0287, 0x9005, 0x0800, 0, 0, 33 }, /* Themisto Jupiter Platform */ | |
115 | { 0x9005, 0x0200, 0x9005, 0x0200, 0, 0, 33 }, /* Themisto Jupiter Platform */ | |
116 | { 0x9005, 0x0286, 0x9005, 0x0800, 0, 0, 34 }, /* Callisto Jupiter Platform */ | |
117 | { 0x9005, 0x0285, 0x9005, 0x028e, 0, 0, 35 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */ | |
118 | { 0x9005, 0x0285, 0x9005, 0x028f, 0, 0, 36 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */ | |
119 | { 0x9005, 0x0285, 0x9005, 0x0290, 0, 0, 37 }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */ | |
120 | { 0x9005, 0x0285, 0x1028, 0x0291, 0, 0, 38 }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */ | |
121 | { 0x9005, 0x0285, 0x9005, 0x0292, 0, 0, 39 }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */ | |
122 | { 0x9005, 0x0285, 0x9005, 0x0293, 0, 0, 40 }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */ | |
123 | { 0x9005, 0x0285, 0x9005, 0x0294, 0, 0, 41 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */ | |
124 | { 0x9005, 0x0285, 0x103C, 0x3227, 0, 0, 42 }, /* AAR-2610SA PCI SATA 6ch */ | |
125 | { 0x9005, 0x0285, 0x9005, 0x0296, 0, 0, 43 }, /* ASR-2240S (SabreExpress) */ | |
8e9d58e7 | 126 | { 0x9005, 0x0285, 0x9005, 0x0297, 0, 0, 44 }, /* ASR-4005 */ |
8e87c2f1 MH |
127 | { 0x9005, 0x0285, 0x1014, 0x02F2, 0, 0, 45 }, /* IBM 8i (AvonPark) */ |
128 | { 0x9005, 0x0285, 0x1014, 0x0312, 0, 0, 45 }, /* IBM 8i (AvonPark Lite) */ | |
129 | { 0x9005, 0x0286, 0x1014, 0x9580, 0, 0, 46 }, /* IBM 8k/8k-l8 (Aurora) */ | |
130 | { 0x9005, 0x0286, 0x1014, 0x9540, 0, 0, 47 }, /* IBM 8k/8k-l4 (Aurora Lite) */ | |
8e9d58e7 | 131 | { 0x9005, 0x0285, 0x9005, 0x0298, 0, 0, 48 }, /* ASR-4000 (BlackBird) */ |
8e87c2f1 MH |
132 | { 0x9005, 0x0285, 0x9005, 0x0299, 0, 0, 49 }, /* ASR-4800SAS (Marauder-X) */ |
133 | { 0x9005, 0x0285, 0x9005, 0x029a, 0, 0, 50 }, /* ASR-4805SAS (Marauder-E) */ | |
8e9d58e7 | 134 | { 0x9005, 0x0286, 0x9005, 0x02a2, 0, 0, 51 }, /* ASR-3800 (Hurricane44) */ |
84971738 | 135 | |
8e87c2f1 MH |
136 | { 0x9005, 0x0285, 0x1028, 0x0287, 0, 0, 52 }, /* Perc 320/DC*/ |
137 | { 0x1011, 0x0046, 0x9005, 0x0365, 0, 0, 53 }, /* Adaptec 5400S (Mustang)*/ | |
138 | { 0x1011, 0x0046, 0x9005, 0x0364, 0, 0, 54 }, /* Adaptec 5400S (Mustang)*/ | |
139 | { 0x1011, 0x0046, 0x9005, 0x1364, 0, 0, 55 }, /* Dell PERC2/QC */ | |
140 | { 0x1011, 0x0046, 0x103c, 0x10c2, 0, 0, 56 }, /* HP NetRAID-4M */ | |
84971738 | 141 | |
8e87c2f1 MH |
142 | { 0x9005, 0x0285, 0x1028, PCI_ANY_ID, 0, 0, 57 }, /* Dell Catchall */ |
143 | { 0x9005, 0x0285, 0x17aa, PCI_ANY_ID, 0, 0, 58 }, /* Legend Catchall */ | |
144 | { 0x9005, 0x0285, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 59 }, /* Adaptec Catch All */ | |
145 | { 0x9005, 0x0286, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 60 }, /* Adaptec Rocket Catch All */ | |
239eab19 | 146 | { 0x9005, 0x0288, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 61 }, /* Adaptec NEMER/ARK Catch All */ |
11604612 MR |
147 | { 0x9005, 0x028b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 62 }, /* Adaptec PMC Series 6 (Tupelo) */ |
148 | { 0x9005, 0x028c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 63 }, /* Adaptec PMC Series 7 (Denali) */ | |
149 | { 0x9005, 0x028d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 64 }, /* Adaptec PMC Series 8 */ | |
1da177e4 LT |
150 | { 0,} |
151 | }; | |
152 | MODULE_DEVICE_TABLE(pci, aac_pci_tbl); | |
153 | ||
154 | /* | |
8ce3eca4 | 155 | * dmb - For now we add the number of channels to this structure. |
1da177e4 LT |
156 | * In the future we should add a fib that reports the number of channels |
157 | * for the card. At that time we can remove the channels from here | |
158 | */ | |
159 | static struct aac_driver_ident aac_drivers[] = { | |
94cf6ba1 SM |
160 | { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 2/Si (Iguana/PERC2Si) */ |
161 | { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Opal/PERC3Di) */ | |
162 | { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Si (SlimFast/PERC3Si */ | |
163 | { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */ | |
164 | { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Viper/PERC3DiV) */ | |
165 | { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Lexus/PERC3DiL) */ | |
166 | { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */ | |
167 | { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Dagger/PERC3DiD) */ | |
168 | { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Boxster/PERC3DiB) */ | |
169 | { aac_rx_init, "aacraid", "ADAPTEC ", "catapult ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* catapult */ | |
170 | { aac_rx_init, "aacraid", "ADAPTEC ", "tomcat ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* tomcat */ | |
b21227c5 HG |
171 | { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2120S (Crusader) */ |
172 | { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan) */ | |
94cf6ba1 SM |
173 | { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan-2m) */ |
174 | { aac_rx_init, "aacraid", "Legend ", "Legend S220 ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S220 (Legend Crusader) */ | |
175 | { aac_rx_init, "aacraid", "Legend ", "Legend S230 ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S230 (Legend Vulcan) */ | |
1da177e4 LT |
176 | |
177 | { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3230S ", 2 }, /* Adaptec 3230S (Harrier) */ | |
178 | { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3240S ", 2 }, /* Adaptec 3240S (Tornado) */ | |
179 | { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020ZCR ", 2 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */ | |
180 | { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025ZCR ", 2 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */ | |
181 | { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2230S PCI-X ", 2 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */ | |
182 | { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2130S PCI-X ", 1 }, /* ASR-2130S (Lancer) */ | |
183 | { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2820SA ", 1 }, /* AAR-2820SA (Intruder) */ | |
184 | { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2620SA ", 1 }, /* AAR-2620SA (Intruder) */ | |
185 | { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2420SA ", 1 }, /* AAR-2420SA (Intruder) */ | |
8e9d58e7 SM |
186 | { aac_rkt_init, "aacraid", "ICP ", "ICP9024RO ", 2 }, /* ICP9024RO (Lancer) */ |
187 | { aac_rkt_init, "aacraid", "ICP ", "ICP9014RO ", 1 }, /* ICP9014RO (Lancer) */ | |
84971738 MH |
188 | { aac_rkt_init, "aacraid", "ICP ", "ICP9047MA ", 1 }, /* ICP9047MA (Lancer) */ |
189 | { aac_rkt_init, "aacraid", "ICP ", "ICP9087MA ", 1 }, /* ICP9087MA (Lancer) */ | |
75c3628d | 190 | { aac_rkt_init, "aacraid", "ICP ", "ICP5445AU ", 1 }, /* ICP5445AU (Hurricane44) */ |
8e87c2f1 MH |
191 | { aac_rx_init, "aacraid", "ICP ", "ICP9085LI ", 1 }, /* ICP9085LI (Marauder-X) */ |
192 | { aac_rx_init, "aacraid", "ICP ", "ICP5085BR ", 1 }, /* ICP5085BR (Marauder-E) */ | |
193 | { aac_rkt_init, "aacraid", "ICP ", "ICP9067MA ", 1 }, /* ICP9067MA (Intruder-6) */ | |
84971738 | 194 | { NULL , "aacraid", "ADAPTEC ", "Themisto ", 0, AAC_QUIRK_SLAVE }, /* Jupiter Platform */ |
1da177e4 LT |
195 | { aac_rkt_init, "aacraid", "ADAPTEC ", "Callisto ", 2, AAC_QUIRK_MASTER }, /* Jupiter Platform */ |
196 | { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020SA ", 1 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */ | |
197 | { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025SA ", 1 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */ | |
db39363c MH |
198 | { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2410SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */ |
199 | { aac_rx_init, "aacraid", "DELL ", "CERC SR2 ", 1, AAC_QUIRK_17SG }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */ | |
200 | { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2810SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */ | |
201 | { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-21610SA SATA", 1, AAC_QUIRK_17SG }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */ | |
1da177e4 LT |
202 | { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2026ZCR ", 1 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */ |
203 | { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2610SA ", 1 }, /* SATA 6Ch (Bearcat) */ | |
204 | { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2240S ", 1 }, /* ASR-2240S (SabreExpress) */ | |
8e9d58e7 | 205 | { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4005 ", 1 }, /* ASR-4005 */ |
84971738 | 206 | { aac_rx_init, "ServeRAID","IBM ", "ServeRAID 8i ", 1 }, /* IBM 8i (AvonPark) */ |
8e87c2f1 MH |
207 | { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l8 ", 1 }, /* IBM 8k/8k-l8 (Aurora) */ |
208 | { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l4 ", 1 }, /* IBM 8k/8k-l4 (Aurora Lite) */ | |
8e9d58e7 | 209 | { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4000 ", 1 }, /* ASR-4000 (BlackBird & AvonPark) */ |
1da177e4 LT |
210 | { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4800SAS ", 1 }, /* ASR-4800SAS (Marauder-X) */ |
211 | { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4805SAS ", 1 }, /* ASR-4805SAS (Marauder-E) */ | |
8e9d58e7 | 212 | { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-3800 ", 1 }, /* ASR-3800 (Hurricane44) */ |
1da177e4 LT |
213 | |
214 | { aac_rx_init, "percraid", "DELL ", "PERC 320/DC ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Perc 320/DC*/ | |
215 | { aac_sa_init, "aacraid", "ADAPTEC ", "Adaptec 5400S ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/ | |
216 | { aac_sa_init, "aacraid", "ADAPTEC ", "AAC-364 ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/ | |
b27e66df | 217 | { aac_sa_init, "percraid", "DELL ", "PERCRAID ", 4, AAC_QUIRK_34SG }, /* Dell PERC2/QC */ |
1da177e4 LT |
218 | { aac_sa_init, "hpnraid", "HP ", "NetRAID ", 4, AAC_QUIRK_34SG }, /* HP NetRAID-4M */ |
219 | ||
94cf6ba1 SM |
220 | { aac_rx_init, "aacraid", "DELL ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Dell Catchall */ |
221 | { aac_rx_init, "aacraid", "Legend ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend Catchall */ | |
b27e66df | 222 | { aac_rx_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Catch All */ |
239eab19 | 223 | { aac_rkt_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Rocket Catch All */ |
e8b12f0f | 224 | { aac_nark_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec NEMER/ARK Catch All */ |
787ab6e9 HR |
225 | { aac_src_init, "aacraid", "ADAPTEC ", "RAID ", 2, AAC_QUIRK_SRC }, /* Adaptec PMC Series 6 (Tupelo) */ |
226 | { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2, AAC_QUIRK_SRC }, /* Adaptec PMC Series 7 (Denali) */ | |
227 | { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2, AAC_QUIRK_SRC }, /* Adaptec PMC Series 8 */ | |
1da177e4 LT |
228 | }; |
229 | ||
230 | /** | |
231 | * aac_queuecommand - queue a SCSI command | |
00a72e8c | 232 | * @shost: Scsi host to queue command on |
1da177e4 | 233 | * @cmd: SCSI command to queue |
1da177e4 LT |
234 | * |
235 | * Queues a command for execution by the associated Host Adapter. | |
236 | * | |
237 | * TODO: unify with aac_scsi_cmd(). | |
8ce3eca4 | 238 | */ |
1da177e4 | 239 | |
ef616233 MR |
240 | static int aac_queuecommand(struct Scsi_Host *shost, |
241 | struct scsi_cmnd *cmd) | |
1da177e4 | 242 | { |
76a3451b BVA |
243 | aac_priv(cmd)->owner = AAC_OWNER_LOWLEVEL; |
244 | ||
245 | return aac_scsi_cmd(cmd) ? FAILED : 0; | |
8ce3eca4 | 246 | } |
1da177e4 LT |
247 | |
248 | /** | |
249 | * aac_info - Returns the host adapter name | |
250 | * @shost: Scsi host to report on | |
251 | * | |
252 | * Returns a static string describing the device in question | |
253 | */ | |
254 | ||
4833869e | 255 | static const char *aac_info(struct Scsi_Host *shost) |
1da177e4 LT |
256 | { |
257 | struct aac_dev *dev = (struct aac_dev *)shost->hostdata; | |
258 | return aac_drivers[dev->cardtype].name; | |
259 | } | |
260 | ||
261 | /** | |
262 | * aac_get_driver_ident | |
8ef22247 | 263 | * @devtype: index into lookup table |
1da177e4 | 264 | * |
8ef22247 | 265 | * Returns a pointer to the entry in the driver lookup table. |
1da177e4 LT |
266 | */ |
267 | ||
268 | struct aac_driver_ident* aac_get_driver_ident(int devtype) | |
269 | { | |
270 | return &aac_drivers[devtype]; | |
271 | } | |
272 | ||
273 | /** | |
274 | * aac_biosparm - return BIOS parameters for disk | |
275 | * @sdev: The scsi device corresponding to the disk | |
276 | * @bdev: the block device corresponding to the disk | |
277 | * @capacity: the sector capacity of the disk | |
278 | * @geom: geometry block to fill in | |
279 | * | |
8ce3eca4 SM |
280 | * Return the Heads/Sectors/Cylinders BIOS Disk Parameters for Disk. |
281 | * The default disk geometry is 64 heads, 32 sectors, and the appropriate | |
282 | * number of cylinders so as not to exceed drive capacity. In order for | |
1da177e4 | 283 | * disks equal to or larger than 1 GB to be addressable by the BIOS |
8ce3eca4 SM |
284 | * without exceeding the BIOS limitation of 1024 cylinders, Extended |
285 | * Translation should be enabled. With Extended Translation enabled, | |
286 | * drives between 1 GB inclusive and 2 GB exclusive are given a disk | |
287 | * geometry of 128 heads and 32 sectors, and drives above 2 GB inclusive | |
288 | * are given a disk geometry of 255 heads and 63 sectors. However, if | |
289 | * the BIOS detects that the Extended Translation setting does not match | |
290 | * the geometry in the partition table, then the translation inferred | |
291 | * from the partition table will be used by the BIOS, and a warning may | |
1da177e4 LT |
292 | * be displayed. |
293 | */ | |
8ce3eca4 | 294 | |
1da177e4 LT |
295 | static int aac_biosparm(struct scsi_device *sdev, struct block_device *bdev, |
296 | sector_t capacity, int *geom) | |
297 | { | |
298 | struct diskparm *param = (struct diskparm *)geom; | |
299 | unsigned char *buf; | |
300 | ||
301 | dprintk((KERN_DEBUG "aac_biosparm.\n")); | |
302 | ||
303 | /* | |
304 | * Assuming extended translation is enabled - #REVISIT# | |
305 | */ | |
306 | if (capacity >= 2 * 1024 * 1024) { /* 1 GB in 512 byte sectors */ | |
307 | if(capacity >= 4 * 1024 * 1024) { /* 2 GB in 512 byte sectors */ | |
308 | param->heads = 255; | |
309 | param->sectors = 63; | |
310 | } else { | |
311 | param->heads = 128; | |
312 | param->sectors = 32; | |
313 | } | |
314 | } else { | |
315 | param->heads = 64; | |
316 | param->sectors = 32; | |
317 | } | |
318 | ||
319 | param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors); | |
320 | ||
8ce3eca4 | 321 | /* |
1da177e4 LT |
322 | * Read the first 1024 bytes from the disk device, if the boot |
323 | * sector partition table is valid, search for a partition table | |
8ce3eca4 | 324 | * entry whose end_head matches one of the standard geometry |
1da177e4 LT |
325 | * translations ( 64/32, 128/32, 255/63 ). |
326 | */ | |
327 | buf = scsi_bios_ptable(bdev); | |
8bdf810f MH |
328 | if (!buf) |
329 | return 0; | |
1442f76d CH |
330 | if (*(__le16 *)(buf + 0x40) == cpu_to_le16(MSDOS_LABEL_MAGIC)) { |
331 | struct msdos_partition *first = (struct msdos_partition *)buf; | |
332 | struct msdos_partition *entry = first; | |
1da177e4 LT |
333 | int saved_cylinders = param->cylinders; |
334 | int num; | |
335 | unsigned char end_head, end_sec; | |
336 | ||
337 | for(num = 0; num < 4; num++) { | |
338 | end_head = entry->end_head; | |
339 | end_sec = entry->end_sector & 0x3f; | |
340 | ||
341 | if(end_head == 63) { | |
342 | param->heads = 64; | |
343 | param->sectors = 32; | |
344 | break; | |
345 | } else if(end_head == 127) { | |
346 | param->heads = 128; | |
347 | param->sectors = 32; | |
348 | break; | |
349 | } else if(end_head == 254) { | |
350 | param->heads = 255; | |
351 | param->sectors = 63; | |
352 | break; | |
353 | } | |
354 | entry++; | |
355 | } | |
356 | ||
357 | if (num == 4) { | |
358 | end_head = first->end_head; | |
359 | end_sec = first->end_sector & 0x3f; | |
360 | } | |
361 | ||
362 | param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors); | |
363 | if (num < 4 && end_sec == param->sectors) { | |
8558d5a4 | 364 | if (param->cylinders != saved_cylinders) { |
1da177e4 LT |
365 | dprintk((KERN_DEBUG "Adopting geometry: heads=%d, sectors=%d from partition table %d.\n", |
366 | param->heads, param->sectors, num)); | |
8558d5a4 | 367 | } |
1da177e4 LT |
368 | } else if (end_head > 0 || end_sec > 0) { |
369 | dprintk((KERN_DEBUG "Strange geometry: heads=%d, sectors=%d in partition table %d.\n", | |
370 | end_head + 1, end_sec, num)); | |
371 | dprintk((KERN_DEBUG "Using geometry: heads=%d, sectors=%d.\n", | |
372 | param->heads, param->sectors)); | |
373 | } | |
374 | } | |
375 | kfree(buf); | |
376 | return 0; | |
377 | } | |
378 | ||
379 | /** | |
380 | * aac_slave_configure - compute queue depths | |
381 | * @sdev: SCSI device we are considering | |
382 | * | |
383 | * Selects queue depths for each target device based on the host adapter's | |
384 | * total capacity and the queue depth supported by the target device. | |
385 | * A queue depth of one automatically disables tagged queueing. | |
386 | */ | |
387 | ||
388 | static int aac_slave_configure(struct scsi_device *sdev) | |
389 | { | |
b18268fc | 390 | struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; |
a052865f RAR |
391 | int chn, tid; |
392 | unsigned int depth = 0; | |
393 | unsigned int set_timeout = 0; | |
e2fd90dd | 394 | int timeout = 0; |
58eaffe5 RAR |
395 | bool set_qd_dev_type = false; |
396 | u8 devtype = 0; | |
a052865f RAR |
397 | |
398 | chn = aac_logical_to_phys(sdev_channel(sdev)); | |
399 | tid = sdev_id(sdev); | |
58eaffe5 RAR |
400 | if (chn < AAC_MAX_BUSES && tid < AAC_MAX_TARGETS && aac->sa_firmware) { |
401 | devtype = aac->hba_map[chn][tid].devtype; | |
402 | ||
0015437c | 403 | if (devtype == AAC_DEVTYPE_NATIVE_RAW) { |
58eaffe5 | 404 | depth = aac->hba_map[chn][tid].qd_limit; |
0015437c SB |
405 | set_timeout = 1; |
406 | goto common_config; | |
407 | } | |
408 | if (devtype == AAC_DEVTYPE_ARC_RAW) { | |
58eaffe5 | 409 | set_qd_dev_type = true; |
0015437c SB |
410 | set_timeout = 1; |
411 | goto common_config; | |
412 | } | |
a052865f RAR |
413 | } |
414 | ||
a4576b5d MS |
415 | if (aac->jbod && (sdev->type == TYPE_DISK)) |
416 | sdev->removable = 1; | |
a052865f RAR |
417 | |
418 | if (sdev->type == TYPE_DISK | |
419 | && sdev_channel(sdev) != CONTAINER_CHANNEL | |
420 | && (!aac->jbod || sdev->inq_periph_qual) | |
421 | && (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2))) { | |
422 | ||
e37ee4be MH |
423 | if (expose_physicals == 0) |
424 | return -ENXIO; | |
a052865f | 425 | |
b18268fc SM |
426 | if (expose_physicals < 0) |
427 | sdev->no_uld_attach = 1; | |
bb08f92e | 428 | } |
a052865f RAR |
429 | |
430 | if (sdev->tagged_supported | |
431 | && sdev->type == TYPE_DISK | |
432 | && (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2)) | |
433 | && !sdev->no_uld_attach) { | |
434 | ||
bb08f92e MH |
435 | struct scsi_device * dev; |
436 | struct Scsi_Host *host = sdev->host; | |
437 | unsigned num_lsu = 0; | |
438 | unsigned num_one = 0; | |
b18268fc | 439 | unsigned cid; |
7c00ffa3 | 440 | |
a052865f RAR |
441 | set_timeout = 1; |
442 | ||
b18268fc SM |
443 | for (cid = 0; cid < aac->maximum_num_containers; ++cid) |
444 | if (aac->fsa_dev[cid].valid) | |
445 | ++num_lsu; | |
a052865f | 446 | |
bb08f92e | 447 | __shost_for_each_device(dev, host) { |
a052865f RAR |
448 | if (dev->tagged_supported |
449 | && dev->type == TYPE_DISK | |
450 | && (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2)) | |
451 | && !dev->no_uld_attach) { | |
cb1042f2 | 452 | if ((sdev_channel(dev) != CONTAINER_CHANNEL) |
a052865f | 453 | || !aac->fsa_dev[sdev_id(dev)].valid) { |
b18268fc | 454 | ++num_lsu; |
a052865f RAR |
455 | } |
456 | } else { | |
bb08f92e | 457 | ++num_one; |
a052865f | 458 | } |
bb08f92e | 459 | } |
a052865f | 460 | |
bb08f92e MH |
461 | if (num_lsu == 0) |
462 | ++num_lsu; | |
7c00ffa3 | 463 | |
a052865f | 464 | depth = (host->can_queue - num_one) / num_lsu; |
d58129c9 RAR |
465 | |
466 | if (sdev_channel(sdev) != NATIVE_CHANNEL) | |
467 | goto common_config; | |
468 | ||
58eaffe5 RAR |
469 | set_qd_dev_type = true; |
470 | ||
471 | } | |
472 | ||
473 | common_config: | |
474 | ||
475 | /* | |
476 | * Check if SATA drive | |
477 | */ | |
478 | if (set_qd_dev_type) { | |
d58129c9 RAR |
479 | if (strncmp(sdev->vendor, "ATA", 3) == 0) |
480 | depth = 32; | |
481 | else | |
482 | depth = 64; | |
548f0e65 | 483 | } |
6bf3b630 | 484 | |
a052865f RAR |
485 | /* |
486 | * Firmware has an individual device recovery time typically | |
e2fd90dd B |
487 | * of 35 seconds, give us a margin. Thor devices can take longer in |
488 | * error recovery, hence different value. | |
a052865f | 489 | */ |
e2fd90dd B |
490 | if (set_timeout) { |
491 | timeout = aac->sa_firmware ? AAC_SA_TIMEOUT : AAC_ARC_TIMEOUT; | |
492 | blk_queue_rq_timeout(sdev->request_queue, timeout * HZ); | |
493 | } | |
a052865f RAR |
494 | |
495 | if (depth > 256) | |
496 | depth = 256; | |
497 | else if (depth < 1) | |
498 | depth = 1; | |
499 | ||
500 | scsi_change_queue_depth(sdev, depth); | |
501 | ||
502 | sdev->tagged_supported = 1; | |
503 | ||
1da177e4 LT |
504 | return 0; |
505 | } | |
506 | ||
5c9cfedd SM |
507 | /** |
508 | * aac_change_queue_depth - alter queue depths | |
509 | * @sdev: SCSI device we are considering | |
510 | * @depth: desired queue depth | |
511 | * | |
512 | * Alters queue depths for target device based on the host adapter's | |
513 | * total capacity and the queue depth supported by the target device. | |
514 | */ | |
515 | ||
db5ed4df | 516 | static int aac_change_queue_depth(struct scsi_device *sdev, int depth) |
5c9cfedd | 517 | { |
a052865f RAR |
518 | struct aac_dev *aac = (struct aac_dev *)(sdev->host->hostdata); |
519 | int chn, tid, is_native_device = 0; | |
520 | ||
521 | chn = aac_logical_to_phys(sdev_channel(sdev)); | |
522 | tid = sdev_id(sdev); | |
523 | if (chn < AAC_MAX_BUSES && tid < AAC_MAX_TARGETS && | |
524 | aac->hba_map[chn][tid].devtype == AAC_DEVTYPE_NATIVE_RAW) | |
525 | is_native_device = 1; | |
526 | ||
5c9cfedd SM |
527 | if (sdev->tagged_supported && (sdev->type == TYPE_DISK) && |
528 | (sdev_channel(sdev) == CONTAINER_CHANNEL)) { | |
529 | struct scsi_device * dev; | |
530 | struct Scsi_Host *host = sdev->host; | |
531 | unsigned num = 0; | |
532 | ||
533 | __shost_for_each_device(dev, host) { | |
534 | if (dev->tagged_supported && (dev->type == TYPE_DISK) && | |
535 | (sdev_channel(dev) == CONTAINER_CHANNEL)) | |
536 | ++num; | |
537 | ++num; | |
538 | } | |
539 | if (num >= host->can_queue) | |
540 | num = host->can_queue - 1; | |
541 | if (depth > (host->can_queue - num)) | |
542 | depth = host->can_queue - num; | |
543 | if (depth > 256) | |
544 | depth = 256; | |
545 | else if (depth < 2) | |
546 | depth = 2; | |
db5ed4df | 547 | return scsi_change_queue_depth(sdev, depth); |
a052865f RAR |
548 | } else if (is_native_device) { |
549 | scsi_change_queue_depth(sdev, aac->hba_map[chn][tid].qd_limit); | |
550 | } else { | |
551 | scsi_change_queue_depth(sdev, 1); | |
db5ed4df | 552 | } |
a052865f | 553 | return sdev->queue_depth; |
5c9cfedd SM |
554 | } |
555 | ||
17eaacee SM |
556 | static ssize_t aac_show_raid_level(struct device *dev, struct device_attribute *attr, char *buf) |
557 | { | |
95f6fb57 SM |
558 | struct scsi_device *sdev = to_scsi_device(dev); |
559 | struct aac_dev *aac = (struct aac_dev *)(sdev->host->hostdata); | |
17eaacee SM |
560 | if (sdev_channel(sdev) != CONTAINER_CHANNEL) |
561 | return snprintf(buf, PAGE_SIZE, sdev->no_uld_attach | |
95f6fb57 SM |
562 | ? "Hidden\n" : |
563 | ((aac->jbod && (sdev->type == TYPE_DISK)) ? "JBOD\n" : "")); | |
17eaacee | 564 | return snprintf(buf, PAGE_SIZE, "%s\n", |
95f6fb57 | 565 | get_container_type(aac->fsa_dev[sdev_id(sdev)].type)); |
17eaacee SM |
566 | } |
567 | ||
568 | static struct device_attribute aac_raid_level_attr = { | |
569 | .attr = { | |
570 | .name = "level", | |
571 | .mode = S_IRUGO, | |
572 | }, | |
573 | .show = aac_show_raid_level | |
574 | }; | |
575 | ||
999b3ffc RAR |
576 | static ssize_t aac_show_unique_id(struct device *dev, |
577 | struct device_attribute *attr, char *buf) | |
578 | { | |
579 | struct scsi_device *sdev = to_scsi_device(dev); | |
580 | struct aac_dev *aac = (struct aac_dev *)(sdev->host->hostdata); | |
581 | unsigned char sn[16]; | |
582 | ||
583 | memset(sn, 0, sizeof(sn)); | |
584 | ||
585 | if (sdev_channel(sdev) == CONTAINER_CHANNEL) | |
586 | memcpy(sn, aac->fsa_dev[sdev_id(sdev)].identifier, sizeof(sn)); | |
587 | ||
588 | return snprintf(buf, 16 * 2 + 2, | |
31364329 | 589 | "%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X\n", |
999b3ffc RAR |
590 | sn[0], sn[1], sn[2], sn[3], |
591 | sn[4], sn[5], sn[6], sn[7], | |
592 | sn[8], sn[9], sn[10], sn[11], | |
593 | sn[12], sn[13], sn[14], sn[15]); | |
594 | } | |
595 | ||
596 | static struct device_attribute aac_unique_id_attr = { | |
597 | .attr = { | |
598 | .name = "unique_id", | |
599 | .mode = 0444, | |
600 | }, | |
601 | .show = aac_show_unique_id | |
602 | }; | |
603 | ||
604 | ||
605 | ||
bd16d711 BVA |
606 | static struct attribute *aac_dev_attrs[] = { |
607 | &aac_raid_level_attr.attr, | |
608 | &aac_unique_id_attr.attr, | |
17eaacee SM |
609 | NULL, |
610 | }; | |
611 | ||
bd16d711 BVA |
612 | ATTRIBUTE_GROUPS(aac_dev); |
613 | ||
6f4e626f NC |
614 | static int aac_ioctl(struct scsi_device *sdev, unsigned int cmd, |
615 | void __user *arg) | |
1da177e4 | 616 | { |
572ee53a | 617 | int retval; |
1da177e4 | 618 | struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; |
d496f94d AC |
619 | if (!capable(CAP_SYS_RAWIO)) |
620 | return -EPERM; | |
572ee53a B |
621 | retval = aac_adapter_check_health(dev); |
622 | if (retval) | |
623 | return -EBUSY; | |
1da177e4 LT |
624 | return aac_do_ioctl(dev, cmd, arg); |
625 | } | |
626 | ||
35d2ce0b HR |
627 | struct fib_count_data { |
628 | int mlcnt; | |
629 | int llcnt; | |
630 | int ehcnt; | |
631 | int fwcnt; | |
632 | int krlcnt; | |
633 | }; | |
634 | ||
2dd6532e | 635 | static bool fib_count_iter(struct scsi_cmnd *scmnd, void *data) |
895dc759 | 636 | { |
35d2ce0b | 637 | struct fib_count_data *fib_count = data; |
895dc759 | 638 | |
76a3451b | 639 | switch (aac_priv(scmnd)->owner) { |
35d2ce0b HR |
640 | case AAC_OWNER_FIRMWARE: |
641 | fib_count->fwcnt++; | |
642 | break; | |
643 | case AAC_OWNER_ERROR_HANDLER: | |
644 | fib_count->ehcnt++; | |
645 | break; | |
646 | case AAC_OWNER_LOWLEVEL: | |
647 | fib_count->llcnt++; | |
648 | break; | |
649 | case AAC_OWNER_MIDLEVEL: | |
650 | fib_count->mlcnt++; | |
651 | break; | |
652 | default: | |
653 | fib_count->krlcnt++; | |
654 | break; | |
655 | } | |
656 | return true; | |
657 | } | |
895dc759 | 658 | |
35d2ce0b HR |
659 | /* Called during SCSI EH, so we don't need to block requests */ |
660 | static int get_num_of_incomplete_fibs(struct aac_dev *aac) | |
661 | { | |
895dc759 | 662 | struct Scsi_Host *shost = aac->scsi_host_ptr; |
895dc759 | 663 | struct device *ctrl_dev; |
35d2ce0b | 664 | struct fib_count_data fcnt = { }; |
895dc759 | 665 | |
35d2ce0b | 666 | scsi_host_busy_iter(shost, fib_count_iter, &fcnt); |
895dc759 RAR |
667 | |
668 | ctrl_dev = &aac->pdev->dev; | |
669 | ||
35d2ce0b HR |
670 | dev_info(ctrl_dev, "outstanding cmd: midlevel-%d\n", fcnt.mlcnt); |
671 | dev_info(ctrl_dev, "outstanding cmd: lowlevel-%d\n", fcnt.llcnt); | |
672 | dev_info(ctrl_dev, "outstanding cmd: error handler-%d\n", fcnt.ehcnt); | |
673 | dev_info(ctrl_dev, "outstanding cmd: firmware-%d\n", fcnt.fwcnt); | |
674 | dev_info(ctrl_dev, "outstanding cmd: kernel-%d\n", fcnt.krlcnt); | |
895dc759 | 675 | |
35d2ce0b | 676 | return fcnt.mlcnt + fcnt.llcnt + fcnt.ehcnt + fcnt.fwcnt; |
895dc759 RAR |
677 | } |
678 | ||
03d44337 MH |
679 | static int aac_eh_abort(struct scsi_cmnd* cmd) |
680 | { | |
76a3451b | 681 | struct aac_cmd_priv *cmd_priv = aac_priv(cmd); |
802ae2f0 SM |
682 | struct scsi_device * dev = cmd->device; |
683 | struct Scsi_Host * host = dev->host; | |
03d44337 | 684 | struct aac_dev * aac = (struct aac_dev *)host->hostdata; |
954b2b5a RAR |
685 | int count, found; |
686 | u32 bus, cid; | |
03d44337 MH |
687 | int ret = FAILED; |
688 | ||
dfb92a1f RAR |
689 | if (aac_adapter_check_health(aac)) |
690 | return ret; | |
691 | ||
954b2b5a RAR |
692 | bus = aac_logical_to_phys(scmd_channel(cmd)); |
693 | cid = scmd_id(cmd); | |
694 | if (aac->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { | |
695 | struct fib *fib; | |
696 | struct aac_hba_tm_req *tmf; | |
697 | int status; | |
698 | u64 address; | |
954b2b5a RAR |
699 | |
700 | pr_err("%s: Host adapter abort request (%d,%d,%d,%d)\n", | |
701 | AAC_DRIVERNAME, | |
702 | host->host_no, sdev_channel(dev), sdev_id(dev), (int)dev->lun); | |
703 | ||
704 | found = 0; | |
03d44337 | 705 | for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) { |
954b2b5a RAR |
706 | fib = &aac->fibs[count]; |
707 | if (*(u8 *)fib->hw_fib_va != 0 && | |
708 | (fib->flags & FIB_CONTEXT_FLAG_NATIVE_HBA) && | |
709 | (fib->callback_data == cmd)) { | |
710 | found = 1; | |
954b2b5a RAR |
711 | break; |
712 | } | |
713 | } | |
714 | if (!found) | |
715 | return ret; | |
716 | ||
717 | /* start a HBA_TMF_ABORT_TASK TMF request */ | |
718 | fib = aac_fib_alloc(aac); | |
719 | if (!fib) | |
720 | return ret; | |
721 | ||
722 | tmf = (struct aac_hba_tm_req *)fib->hw_fib_va; | |
723 | memset(tmf, 0, sizeof(*tmf)); | |
724 | tmf->tmf = HBA_TMF_ABORT_TASK; | |
725 | tmf->it_nexus = aac->hba_map[bus][cid].rmw_nexus; | |
726 | tmf->lun[1] = cmd->device->lun; | |
727 | ||
728 | address = (u64)fib->hw_error_pa; | |
729 | tmf->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); | |
730 | tmf->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); | |
731 | tmf->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); | |
732 | ||
733 | fib->hbacmd_size = sizeof(*tmf); | |
76a3451b | 734 | cmd_priv->sent_command = 0; |
954b2b5a RAR |
735 | |
736 | status = aac_hba_send(HBA_IU_TYPE_SCSI_TM_REQ, fib, | |
737 | (fib_callback) aac_hba_callback, | |
738 | (void *) cmd); | |
bef18d30 SB |
739 | if (status != -EINPROGRESS) { |
740 | aac_fib_complete(fib); | |
741 | aac_fib_free(fib); | |
742 | return ret; | |
743 | } | |
2a4a62c0 RAR |
744 | /* Wait up to 15 secs for completion */ |
745 | for (count = 0; count < 15; ++count) { | |
76a3451b | 746 | if (cmd_priv->sent_command) { |
03d44337 | 747 | ret = SUCCESS; |
954b2b5a | 748 | break; |
03d44337 | 749 | } |
954b2b5a | 750 | msleep(1000); |
03d44337 | 751 | } |
954b2b5a RAR |
752 | |
753 | if (ret != SUCCESS) | |
754 | pr_err("%s: Host adapter abort request timed out\n", | |
755 | AAC_DRIVERNAME); | |
756 | } else { | |
757 | pr_err( | |
758 | "%s: Host adapter abort request.\n" | |
759 | "%s: Outstanding commands on (%d,%d,%d,%d):\n", | |
760 | AAC_DRIVERNAME, AAC_DRIVERNAME, | |
761 | host->host_no, sdev_channel(dev), sdev_id(dev), | |
762 | (int)dev->lun); | |
763 | switch (cmd->cmnd[0]) { | |
764 | case SERVICE_ACTION_IN_16: | |
765 | if (!(aac->raw_io_interface) || | |
766 | !(aac->raw_io_64) || | |
767 | ((cmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) | |
768 | break; | |
df561f66 | 769 | fallthrough; |
954b2b5a RAR |
770 | case INQUIRY: |
771 | case READ_CAPACITY: | |
772 | /* | |
773 | * Mark associated FIB to not complete, | |
774 | * eh handler does this | |
775 | */ | |
776 | for (count = 0; | |
777 | count < (host->can_queue + AAC_NUM_MGT_FIB); | |
778 | ++count) { | |
779 | struct fib *fib = &aac->fibs[count]; | |
780 | ||
781 | if (fib->hw_fib_va->header.XferState && | |
782 | (fib->flags & FIB_CONTEXT_FLAG) && | |
783 | (fib->callback_data == cmd)) { | |
784 | fib->flags |= | |
785 | FIB_CONTEXT_FLAG_TIMED_OUT; | |
76a3451b | 786 | cmd_priv->owner = |
954b2b5a | 787 | AAC_OWNER_ERROR_HANDLER; |
b6ef70f3 | 788 | ret = SUCCESS; |
954b2b5a | 789 | } |
b6ef70f3 | 790 | } |
954b2b5a RAR |
791 | break; |
792 | case TEST_UNIT_READY: | |
793 | /* | |
794 | * Mark associated FIB to not complete, | |
795 | * eh handler does this | |
796 | */ | |
797 | for (count = 0; | |
798 | count < (host->can_queue + AAC_NUM_MGT_FIB); | |
799 | ++count) { | |
800 | struct scsi_cmnd *command; | |
801 | struct fib *fib = &aac->fibs[count]; | |
802 | ||
803 | command = fib->callback_data; | |
804 | ||
805 | if ((fib->hw_fib_va->header.XferState & | |
806 | cpu_to_le32 | |
807 | (Async | NoResponseExpected)) && | |
808 | (fib->flags & FIB_CONTEXT_FLAG) && | |
809 | ((command)) && | |
810 | (command->device == cmd->device)) { | |
811 | fib->flags |= | |
812 | FIB_CONTEXT_FLAG_TIMED_OUT; | |
76a3451b | 813 | aac_priv(command)->owner = |
954b2b5a RAR |
814 | AAC_OWNER_ERROR_HANDLER; |
815 | if (command == cmd) | |
816 | ret = SUCCESS; | |
817 | } | |
818 | } | |
819 | break; | |
b6ef70f3 | 820 | } |
03d44337 MH |
821 | } |
822 | return ret; | |
823 | } | |
824 | ||
0d643ff3 HR |
825 | static u8 aac_eh_tmf_lun_reset_fib(struct aac_hba_map_info *info, |
826 | struct fib *fib, u64 tmf_lun) | |
5115c8c0 HR |
827 | { |
828 | struct aac_hba_tm_req *tmf; | |
829 | u64 address; | |
830 | ||
831 | /* start a HBA_TMF_LUN_RESET TMF request */ | |
832 | tmf = (struct aac_hba_tm_req *)fib->hw_fib_va; | |
833 | memset(tmf, 0, sizeof(*tmf)); | |
834 | tmf->tmf = HBA_TMF_LUN_RESET; | |
0d643ff3 | 835 | tmf->it_nexus = info->rmw_nexus; |
5115c8c0 HR |
836 | int_to_scsilun(tmf_lun, (struct scsi_lun *)tmf->lun); |
837 | ||
838 | address = (u64)fib->hw_error_pa; | |
839 | tmf->error_ptr_hi = cpu_to_le32 | |
840 | ((u32)(address >> 32)); | |
841 | tmf->error_ptr_lo = cpu_to_le32 | |
842 | ((u32)(address & 0xffffffff)); | |
843 | tmf->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); | |
844 | fib->hbacmd_size = sizeof(*tmf); | |
845 | ||
846 | return HBA_IU_TYPE_SCSI_TM_REQ; | |
847 | } | |
848 | ||
0d643ff3 HR |
849 | static u8 aac_eh_tmf_hard_reset_fib(struct aac_hba_map_info *info, |
850 | struct fib *fib) | |
5115c8c0 HR |
851 | { |
852 | struct aac_hba_reset_req *rst; | |
853 | u64 address; | |
854 | ||
855 | /* already tried, start a hard reset now */ | |
856 | rst = (struct aac_hba_reset_req *)fib->hw_fib_va; | |
857 | memset(rst, 0, sizeof(*rst)); | |
0d643ff3 | 858 | rst->it_nexus = info->rmw_nexus; |
5115c8c0 HR |
859 | |
860 | address = (u64)fib->hw_error_pa; | |
861 | rst->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); | |
e13949ae | 862 | rst->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); |
5115c8c0 HR |
863 | rst->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); |
864 | fib->hbacmd_size = sizeof(*rst); | |
865 | ||
f089ce7b | 866 | return HBA_IU_TYPE_SATA_REQ; |
5115c8c0 HR |
867 | } |
868 | ||
297083f6 | 869 | static void aac_tmf_callback(void *context, struct fib *fibptr) |
0d643ff3 HR |
870 | { |
871 | struct aac_hba_resp *err = | |
872 | &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; | |
873 | struct aac_hba_map_info *info = context; | |
874 | int res; | |
875 | ||
876 | switch (err->service_response) { | |
877 | case HBA_RESP_SVCRES_TMF_REJECTED: | |
878 | res = -1; | |
879 | break; | |
880 | case HBA_RESP_SVCRES_TMF_LUN_INVALID: | |
881 | res = 0; | |
882 | break; | |
883 | case HBA_RESP_SVCRES_TMF_COMPLETE: | |
884 | case HBA_RESP_SVCRES_TMF_SUCCEEDED: | |
885 | res = 0; | |
886 | break; | |
887 | default: | |
888 | res = -2; | |
889 | break; | |
890 | } | |
891 | aac_fib_complete(fibptr); | |
892 | ||
893 | info->reset_state = res; | |
894 | } | |
895 | ||
1da177e4 | 896 | /* |
f799319e | 897 | * aac_eh_dev_reset - Device reset command handling |
1da177e4 LT |
898 | * @scsi_cmd: SCSI command block causing the reset |
899 | * | |
900 | */ | |
f799319e | 901 | static int aac_eh_dev_reset(struct scsi_cmnd *cmd) |
1da177e4 LT |
902 | { |
903 | struct scsi_device * dev = cmd->device; | |
904 | struct Scsi_Host * host = dev->host; | |
03d44337 | 905 | struct aac_dev * aac = (struct aac_dev *)host->hostdata; |
0d643ff3 | 906 | struct aac_hba_map_info *info; |
954b2b5a RAR |
907 | int count; |
908 | u32 bus, cid; | |
f799319e | 909 | struct fib *fib; |
954b2b5a | 910 | int ret = FAILED; |
f799319e HR |
911 | int status; |
912 | u8 command; | |
954b2b5a RAR |
913 | |
914 | bus = aac_logical_to_phys(scmd_channel(cmd)); | |
915 | cid = scmd_id(cmd); | |
4cb433e8 NP |
916 | |
917 | if (bus >= AAC_MAX_BUSES || cid >= AAC_MAX_TARGETS) | |
0d643ff3 HR |
918 | return FAILED; |
919 | ||
4cb433e8 NP |
920 | info = &aac->hba_map[bus][cid]; |
921 | ||
bef18d30 SB |
922 | if (!(info->devtype == AAC_DEVTYPE_NATIVE_RAW && |
923 | !(info->reset_state > 0))) | |
f799319e | 924 | return FAILED; |
954b2b5a | 925 | |
bef18d30 | 926 | pr_err("%s: Host device reset request. SCSI hang ?\n", |
f799319e | 927 | AAC_DRIVERNAME); |
954b2b5a | 928 | |
f799319e HR |
929 | fib = aac_fib_alloc(aac); |
930 | if (!fib) | |
931 | return ret; | |
954b2b5a | 932 | |
f799319e | 933 | /* start a HBA_TMF_LUN_RESET TMF request */ |
0d643ff3 | 934 | command = aac_eh_tmf_lun_reset_fib(info, fib, dev->lun); |
f799319e | 935 | |
0d643ff3 | 936 | info->reset_state = 1; |
f799319e HR |
937 | |
938 | status = aac_hba_send(command, fib, | |
0d643ff3 HR |
939 | (fib_callback) aac_tmf_callback, |
940 | (void *) info); | |
bef18d30 SB |
941 | if (status != -EINPROGRESS) { |
942 | info->reset_state = 0; | |
943 | aac_fib_complete(fib); | |
944 | aac_fib_free(fib); | |
945 | return ret; | |
946 | } | |
f799319e HR |
947 | /* Wait up to 15 seconds for completion */ |
948 | for (count = 0; count < 15; ++count) { | |
0d643ff3 HR |
949 | if (info->reset_state == 0) { |
950 | ret = info->reset_state == 0 ? SUCCESS : FAILED; | |
f799319e | 951 | break; |
03d44337 | 952 | } |
f799319e HR |
953 | msleep(1000); |
954 | } | |
8c867b25 | 955 | |
f799319e HR |
956 | return ret; |
957 | } | |
8c867b25 | 958 | |
f799319e HR |
959 | /* |
960 | * aac_eh_target_reset - Target reset command handling | |
961 | * @scsi_cmd: SCSI command block causing the reset | |
962 | * | |
963 | */ | |
964 | static int aac_eh_target_reset(struct scsi_cmnd *cmd) | |
965 | { | |
966 | struct scsi_device * dev = cmd->device; | |
967 | struct Scsi_Host * host = dev->host; | |
968 | struct aac_dev * aac = (struct aac_dev *)host->hostdata; | |
0d643ff3 | 969 | struct aac_hba_map_info *info; |
f799319e HR |
970 | int count; |
971 | u32 bus, cid; | |
972 | int ret = FAILED; | |
973 | struct fib *fib; | |
974 | int status; | |
975 | u8 command; | |
976 | ||
977 | bus = aac_logical_to_phys(scmd_channel(cmd)); | |
978 | cid = scmd_id(cmd); | |
4cb433e8 NP |
979 | |
980 | if (bus >= AAC_MAX_BUSES || cid >= AAC_MAX_TARGETS) | |
0d643ff3 HR |
981 | return FAILED; |
982 | ||
4cb433e8 NP |
983 | info = &aac->hba_map[bus][cid]; |
984 | ||
bef18d30 SB |
985 | if (!(info->devtype == AAC_DEVTYPE_NATIVE_RAW && |
986 | !(info->reset_state > 0))) | |
f799319e HR |
987 | return FAILED; |
988 | ||
bef18d30 | 989 | pr_err("%s: Host target reset request. SCSI hang ?\n", |
f799319e HR |
990 | AAC_DRIVERNAME); |
991 | ||
992 | fib = aac_fib_alloc(aac); | |
993 | if (!fib) | |
994 | return ret; | |
995 | ||
996 | ||
997 | /* already tried, start a hard reset now */ | |
0d643ff3 | 998 | command = aac_eh_tmf_hard_reset_fib(info, fib); |
f799319e | 999 | |
0d643ff3 | 1000 | info->reset_state = 2; |
f799319e HR |
1001 | |
1002 | status = aac_hba_send(command, fib, | |
0d643ff3 HR |
1003 | (fib_callback) aac_tmf_callback, |
1004 | (void *) info); | |
f799319e | 1005 | |
bef18d30 SB |
1006 | if (status != -EINPROGRESS) { |
1007 | info->reset_state = 0; | |
1008 | aac_fib_complete(fib); | |
1009 | aac_fib_free(fib); | |
1010 | return ret; | |
1011 | } | |
1012 | ||
f799319e HR |
1013 | /* Wait up to 15 seconds for completion */ |
1014 | for (count = 0; count < 15; ++count) { | |
0d643ff3 HR |
1015 | if (info->reset_state <= 0) { |
1016 | ret = info->reset_state == 0 ? SUCCESS : FAILED; | |
f799319e | 1017 | break; |
954b2b5a | 1018 | } |
f799319e HR |
1019 | msleep(1000); |
1020 | } | |
954b2b5a | 1021 | |
f799319e HR |
1022 | return ret; |
1023 | } | |
1024 | ||
1025 | /* | |
1026 | * aac_eh_bus_reset - Bus reset command handling | |
1027 | * @scsi_cmd: SCSI command block causing the reset | |
1028 | * | |
1029 | */ | |
1030 | static int aac_eh_bus_reset(struct scsi_cmnd* cmd) | |
1031 | { | |
1032 | struct scsi_device * dev = cmd->device; | |
1033 | struct Scsi_Host * host = dev->host; | |
1034 | struct aac_dev * aac = (struct aac_dev *)host->hostdata; | |
1035 | int count; | |
e7e99d60 | 1036 | u32 cmd_bus; |
f799319e | 1037 | int status = 0; |
786e898c | 1038 | |
954b2b5a | 1039 | |
e7e99d60 HR |
1040 | cmd_bus = aac_logical_to_phys(scmd_channel(cmd)); |
1041 | /* Mark the assoc. FIB to not complete, eh handler does this */ | |
1042 | for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) { | |
1043 | struct fib *fib = &aac->fibs[count]; | |
1044 | ||
1045 | if (fib->hw_fib_va->header.XferState && | |
1046 | (fib->flags & FIB_CONTEXT_FLAG) && | |
1047 | (fib->flags & FIB_CONTEXT_FLAG_SCSI_CMD)) { | |
1048 | struct aac_hba_map_info *info; | |
1049 | u32 bus, cid; | |
1050 | ||
1051 | cmd = (struct scsi_cmnd *)fib->callback_data; | |
1052 | bus = aac_logical_to_phys(scmd_channel(cmd)); | |
1053 | if (bus != cmd_bus) | |
1054 | continue; | |
1055 | cid = scmd_id(cmd); | |
1056 | info = &aac->hba_map[bus][cid]; | |
1057 | if (bus >= AAC_MAX_BUSES || cid >= AAC_MAX_TARGETS || | |
1058 | info->devtype != AAC_DEVTYPE_NATIVE_RAW) { | |
5771cfff | 1059 | fib->flags |= FIB_CONTEXT_FLAG_EH_RESET; |
76a3451b | 1060 | aac_priv(cmd)->owner = AAC_OWNER_ERROR_HANDLER; |
954b2b5a RAR |
1061 | } |
1062 | } | |
1da177e4 | 1063 | } |
786e898c | 1064 | |
bef18d30 | 1065 | pr_err("%s: Host bus reset request. SCSI hang ?\n", AAC_DRIVERNAME); |
786e898c | 1066 | |
29c97684 | 1067 | /* |
786e898c | 1068 | * Check the health of the controller |
29c97684 | 1069 | */ |
786e898c RAR |
1070 | status = aac_adapter_check_health(aac); |
1071 | if (status) | |
1072 | dev_err(&aac->pdev->dev, "Adapter health - %d\n", status); | |
1073 | ||
1074 | count = get_num_of_incomplete_fibs(aac); | |
25188423 HR |
1075 | return (count == 0) ? SUCCESS : FAILED; |
1076 | } | |
1077 | ||
1078 | /* | |
1079 | * aac_eh_host_reset - Host reset command handling | |
1080 | * @scsi_cmd: SCSI command block causing the reset | |
1081 | * | |
1082 | */ | |
297083f6 | 1083 | static int aac_eh_host_reset(struct scsi_cmnd *cmd) |
25188423 HR |
1084 | { |
1085 | struct scsi_device * dev = cmd->device; | |
1086 | struct Scsi_Host * host = dev->host; | |
1087 | struct aac_dev * aac = (struct aac_dev *)host->hostdata; | |
1088 | int ret = FAILED; | |
1089 | __le32 supported_options2 = 0; | |
1090 | bool is_mu_reset; | |
1091 | bool is_ignore_reset; | |
1092 | bool is_doorbell_reset; | |
786e898c RAR |
1093 | |
1094 | /* | |
1095 | * Check if reset is supported by the firmware | |
1096 | */ | |
1097 | supported_options2 = aac->supplement_adapter_info.supported_options2; | |
1098 | is_mu_reset = supported_options2 & AAC_OPTION_MU_RESET; | |
1099 | is_doorbell_reset = supported_options2 & AAC_OPTION_DOORBELL_RESET; | |
1100 | is_ignore_reset = supported_options2 & AAC_OPTION_IGNORE_RESET; | |
1101 | /* | |
1102 | * This adapter needs a blind reset, only do so for | |
1103 | * Adapters that support a register, instead of a commanded, | |
1104 | * reset. | |
1105 | */ | |
1106 | if ((is_mu_reset || is_doorbell_reset) | |
1107 | && aac_check_reset | |
1108 | && (aac_check_reset != -1 || !is_ignore_reset)) { | |
1109 | /* Bypass wait for command quiesce */ | |
0d643ff3 HR |
1110 | if (aac_reset_adapter(aac, 2, IOP_HWSOFT_RESET) == 0) |
1111 | ret = SUCCESS; | |
1112 | } | |
1113 | /* | |
1114 | * Reset EH state | |
1115 | */ | |
1116 | if (ret == SUCCESS) { | |
1117 | int bus, cid; | |
1118 | struct aac_hba_map_info *info; | |
1119 | ||
1120 | for (bus = 0; bus < AAC_MAX_BUSES; bus++) { | |
1121 | for (cid = 0; cid < AAC_MAX_TARGETS; cid++) { | |
1122 | info = &aac->hba_map[bus][cid]; | |
1123 | if (info->devtype == AAC_DEVTYPE_NATIVE_RAW) | |
1124 | info->reset_state = 0; | |
1125 | } | |
1126 | } | |
786e898c | 1127 | } |
954b2b5a | 1128 | return ret; |
1da177e4 LT |
1129 | } |
1130 | ||
1131 | /** | |
1132 | * aac_cfg_open - open a configuration file | |
1133 | * @inode: inode being opened | |
1134 | * @file: file handle attached | |
1135 | * | |
1136 | * Called when the configuration device is opened. Does the needed | |
1137 | * set up on the handle and then returns | |
1138 | * | |
1139 | * Bugs: This needs extending to check a given adapter is present | |
1140 | * so we can support hot plugging, and to ref count adapters. | |
1141 | */ | |
1142 | ||
1143 | static int aac_cfg_open(struct inode *inode, struct file *file) | |
1144 | { | |
1145 | struct aac_dev *aac; | |
7c00ffa3 | 1146 | unsigned minor_number = iminor(inode); |
1da177e4 LT |
1147 | int err = -ENODEV; |
1148 | ||
c45d15d2 | 1149 | mutex_lock(&aac_mutex); /* BKL pushdown: nothing else protects this list */ |
1da177e4 | 1150 | list_for_each_entry(aac, &aac_devices, entry) { |
7c00ffa3 | 1151 | if (aac->id == minor_number) { |
1da177e4 LT |
1152 | file->private_data = aac; |
1153 | err = 0; | |
1154 | break; | |
1155 | } | |
1156 | } | |
c45d15d2 | 1157 | mutex_unlock(&aac_mutex); |
1da177e4 | 1158 | |
036d6184 | 1159 | return err; |
1da177e4 LT |
1160 | } |
1161 | ||
1162 | /** | |
1163 | * aac_cfg_ioctl - AAC configuration request | |
1da177e4 LT |
1164 | * @file: file handle |
1165 | * @cmd: ioctl command code | |
1166 | * @arg: argument | |
1167 | * | |
1168 | * Handles a configuration ioctl. Currently this involves wrapping it | |
1169 | * up and feeding it into the nasty windowsalike glue layer. | |
1170 | * | |
1171 | * Bugs: Needs locking against parallel ioctls lower down | |
1172 | * Bugs: Needs to handle hot plugging | |
1173 | */ | |
8ce3eca4 | 1174 | |
f4927c45 | 1175 | static long aac_cfg_ioctl(struct file *file, |
1da177e4 LT |
1176 | unsigned int cmd, unsigned long arg) |
1177 | { | |
222a9fb3 RAR |
1178 | struct aac_dev *aac = (struct aac_dev *)file->private_data; |
1179 | ||
fbd18598 | 1180 | if (!capable(CAP_SYS_RAWIO)) |
60395bb6 | 1181 | return -EPERM; |
f4927c45 | 1182 | |
222a9fb3 | 1183 | return aac_do_ioctl(aac, cmd, (void __user *)arg); |
1da177e4 LT |
1184 | } |
1185 | ||
ee959b00 TJ |
1186 | static ssize_t aac_show_model(struct device *device, |
1187 | struct device_attribute *attr, char *buf) | |
0bb14afe | 1188 | { |
ee959b00 | 1189 | struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
0bb14afe MH |
1190 | int len; |
1191 | ||
1c68856e RAR |
1192 | if (dev->supplement_adapter_info.adapter_type_text[0]) { |
1193 | char *cp = dev->supplement_adapter_info.adapter_type_text; | |
7686f132 MH |
1194 | while (*cp && *cp != ' ') |
1195 | ++cp; | |
1196 | while (*cp == ' ') | |
1197 | ++cp; | |
1198 | len = snprintf(buf, PAGE_SIZE, "%s\n", cp); | |
1199 | } else | |
1200 | len = snprintf(buf, PAGE_SIZE, "%s\n", | |
0bb14afe MH |
1201 | aac_drivers[dev->cardtype].model); |
1202 | return len; | |
1203 | } | |
1204 | ||
ee959b00 TJ |
1205 | static ssize_t aac_show_vendor(struct device *device, |
1206 | struct device_attribute *attr, char *buf) | |
0bb14afe | 1207 | { |
ee959b00 | 1208 | struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
1c68856e | 1209 | struct aac_supplement_adapter_info *sup_adap_info; |
0bb14afe MH |
1210 | int len; |
1211 | ||
1c68856e RAR |
1212 | sup_adap_info = &dev->supplement_adapter_info; |
1213 | if (sup_adap_info->adapter_type_text[0]) { | |
1214 | char *cp = sup_adap_info->adapter_type_text; | |
7686f132 MH |
1215 | while (*cp && *cp != ' ') |
1216 | ++cp; | |
1217 | len = snprintf(buf, PAGE_SIZE, "%.*s\n", | |
1c68856e RAR |
1218 | (int)(cp - (char *)sup_adap_info->adapter_type_text), |
1219 | sup_adap_info->adapter_type_text); | |
7686f132 MH |
1220 | } else |
1221 | len = snprintf(buf, PAGE_SIZE, "%s\n", | |
1c68856e | 1222 | aac_drivers[dev->cardtype].vname); |
0bb14afe MH |
1223 | return len; |
1224 | } | |
1225 | ||
ee959b00 TJ |
1226 | static ssize_t aac_show_flags(struct device *cdev, |
1227 | struct device_attribute *attr, char *buf) | |
2ca39c48 SM |
1228 | { |
1229 | int len = 0; | |
ee959b00 | 1230 | struct aac_dev *dev = (struct aac_dev*)class_to_shost(cdev)->hostdata; |
2ca39c48 SM |
1231 | |
1232 | if (nblank(dprintk(x))) | |
1233 | len = snprintf(buf, PAGE_SIZE, "dprintk\n"); | |
1234 | #ifdef AAC_DETAILED_STATUS_INFO | |
82893ced TI |
1235 | len += scnprintf(buf + len, PAGE_SIZE - len, |
1236 | "AAC_DETAILED_STATUS_INFO\n"); | |
2ca39c48 SM |
1237 | #endif |
1238 | if (dev->raw_io_interface && dev->raw_io_64) | |
82893ced TI |
1239 | len += scnprintf(buf + len, PAGE_SIZE - len, |
1240 | "SAI_READ_CAPACITY_16\n"); | |
cb1042f2 | 1241 | if (dev->jbod) |
82893ced TI |
1242 | len += scnprintf(buf + len, PAGE_SIZE - len, |
1243 | "SUPPORTED_JBOD\n"); | |
1c68856e | 1244 | if (dev->supplement_adapter_info.supported_options2 & |
655d722c | 1245 | AAC_OPTION_POWER_MANAGEMENT) |
82893ced TI |
1246 | len += scnprintf(buf + len, PAGE_SIZE - len, |
1247 | "SUPPORTED_POWER_MANAGEMENT\n"); | |
655d722c | 1248 | if (dev->msi) |
82893ced | 1249 | len += scnprintf(buf + len, PAGE_SIZE - len, "PCI_HAS_MSI\n"); |
2ca39c48 SM |
1250 | return len; |
1251 | } | |
1252 | ||
ee959b00 TJ |
1253 | static ssize_t aac_show_kernel_version(struct device *device, |
1254 | struct device_attribute *attr, | |
1255 | char *buf) | |
0bb14afe | 1256 | { |
ee959b00 | 1257 | struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
0bb14afe MH |
1258 | int len, tmp; |
1259 | ||
1260 | tmp = le32_to_cpu(dev->adapter_info.kernelrev); | |
8ce3eca4 | 1261 | len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", |
0bb14afe MH |
1262 | tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, |
1263 | le32_to_cpu(dev->adapter_info.kernelbuild)); | |
1264 | return len; | |
1265 | } | |
1266 | ||
ee959b00 TJ |
1267 | static ssize_t aac_show_monitor_version(struct device *device, |
1268 | struct device_attribute *attr, | |
1269 | char *buf) | |
0bb14afe | 1270 | { |
ee959b00 | 1271 | struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
0bb14afe MH |
1272 | int len, tmp; |
1273 | ||
1274 | tmp = le32_to_cpu(dev->adapter_info.monitorrev); | |
8ce3eca4 | 1275 | len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", |
0bb14afe MH |
1276 | tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, |
1277 | le32_to_cpu(dev->adapter_info.monitorbuild)); | |
1278 | return len; | |
1279 | } | |
1280 | ||
ee959b00 TJ |
1281 | static ssize_t aac_show_bios_version(struct device *device, |
1282 | struct device_attribute *attr, | |
1283 | char *buf) | |
0bb14afe | 1284 | { |
ee959b00 | 1285 | struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
0bb14afe MH |
1286 | int len, tmp; |
1287 | ||
1288 | tmp = le32_to_cpu(dev->adapter_info.biosrev); | |
8ce3eca4 | 1289 | len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", |
0bb14afe MH |
1290 | tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, |
1291 | le32_to_cpu(dev->adapter_info.biosbuild)); | |
1292 | return len; | |
1293 | } | |
1294 | ||
30202e06 RAR |
1295 | static ssize_t aac_show_driver_version(struct device *device, |
1296 | struct device_attribute *attr, | |
1297 | char *buf) | |
1298 | { | |
1299 | return snprintf(buf, PAGE_SIZE, "%s\n", aac_driver_version); | |
1300 | } | |
1301 | ||
13a17fde | 1302 | static ssize_t aac_show_serial_number(struct device *device, |
ee959b00 | 1303 | struct device_attribute *attr, char *buf) |
0bb14afe | 1304 | { |
ee959b00 | 1305 | struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
0bb14afe MH |
1306 | int len = 0; |
1307 | ||
1308 | if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) | |
dc55b827 | 1309 | len = snprintf(buf, 16, "%06X\n", |
0bb14afe | 1310 | le32_to_cpu(dev->adapter_info.serial[0])); |
24f02e1d | 1311 | if (len && |
1c68856e RAR |
1312 | !memcmp(&dev->supplement_adapter_info.mfg_pcba_serial_no[ |
1313 | sizeof(dev->supplement_adapter_info.mfg_pcba_serial_no)-len], | |
95f6fb57 | 1314 | buf, len-1)) |
dc55b827 | 1315 | len = snprintf(buf, 16, "%.*s\n", |
1c68856e RAR |
1316 | (int)sizeof(dev->supplement_adapter_info.mfg_pcba_serial_no), |
1317 | dev->supplement_adapter_info.mfg_pcba_serial_no); | |
dc55b827 DC |
1318 | |
1319 | return min(len, 16); | |
0bb14afe MH |
1320 | } |
1321 | ||
ee959b00 TJ |
1322 | static ssize_t aac_show_max_channel(struct device *device, |
1323 | struct device_attribute *attr, char *buf) | |
d1ad94ad MH |
1324 | { |
1325 | return snprintf(buf, PAGE_SIZE, "%d\n", | |
ee959b00 | 1326 | class_to_shost(device)->max_channel); |
d1ad94ad MH |
1327 | } |
1328 | ||
ee959b00 TJ |
1329 | static ssize_t aac_show_max_id(struct device *device, |
1330 | struct device_attribute *attr, char *buf) | |
d1ad94ad MH |
1331 | { |
1332 | return snprintf(buf, PAGE_SIZE, "%d\n", | |
ee959b00 | 1333 | class_to_shost(device)->max_id); |
d1ad94ad MH |
1334 | } |
1335 | ||
ee959b00 TJ |
1336 | static ssize_t aac_store_reset_adapter(struct device *device, |
1337 | struct device_attribute *attr, | |
1338 | const char *buf, size_t count) | |
29c97684 SM |
1339 | { |
1340 | int retval = -EACCES; | |
1341 | ||
1342 | if (!capable(CAP_SYS_ADMIN)) | |
1343 | return retval; | |
31364329 | 1344 | |
97a4e8ac RAR |
1345 | retval = aac_reset_adapter(shost_priv(class_to_shost(device)), |
1346 | buf[0] == '!', IOP_HWSOFT_RESET); | |
29c97684 SM |
1347 | if (retval >= 0) |
1348 | retval = count; | |
97a4e8ac | 1349 | |
29c97684 SM |
1350 | return retval; |
1351 | } | |
1352 | ||
ee959b00 TJ |
1353 | static ssize_t aac_show_reset_adapter(struct device *device, |
1354 | struct device_attribute *attr, | |
1355 | char *buf) | |
29c97684 | 1356 | { |
ee959b00 | 1357 | struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
29c97684 SM |
1358 | int len, tmp; |
1359 | ||
1360 | tmp = aac_adapter_check_health(dev); | |
1361 | if ((tmp == 0) && dev->in_reset) | |
1362 | tmp = -EBUSY; | |
bbf17d64 | 1363 | len = snprintf(buf, PAGE_SIZE, "0x%x\n", tmp); |
29c97684 SM |
1364 | return len; |
1365 | } | |
0bb14afe | 1366 | |
ee959b00 | 1367 | static struct device_attribute aac_model = { |
0bb14afe MH |
1368 | .attr = { |
1369 | .name = "model", | |
1370 | .mode = S_IRUGO, | |
1371 | }, | |
1372 | .show = aac_show_model, | |
1373 | }; | |
ee959b00 | 1374 | static struct device_attribute aac_vendor = { |
0bb14afe MH |
1375 | .attr = { |
1376 | .name = "vendor", | |
1377 | .mode = S_IRUGO, | |
1378 | }, | |
1379 | .show = aac_show_vendor, | |
1380 | }; | |
ee959b00 | 1381 | static struct device_attribute aac_flags = { |
2ca39c48 SM |
1382 | .attr = { |
1383 | .name = "flags", | |
1384 | .mode = S_IRUGO, | |
1385 | }, | |
1386 | .show = aac_show_flags, | |
1387 | }; | |
ee959b00 | 1388 | static struct device_attribute aac_kernel_version = { |
0bb14afe MH |
1389 | .attr = { |
1390 | .name = "hba_kernel_version", | |
1391 | .mode = S_IRUGO, | |
1392 | }, | |
1393 | .show = aac_show_kernel_version, | |
1394 | }; | |
ee959b00 | 1395 | static struct device_attribute aac_monitor_version = { |
0bb14afe MH |
1396 | .attr = { |
1397 | .name = "hba_monitor_version", | |
1398 | .mode = S_IRUGO, | |
1399 | }, | |
1400 | .show = aac_show_monitor_version, | |
1401 | }; | |
ee959b00 | 1402 | static struct device_attribute aac_bios_version = { |
0bb14afe MH |
1403 | .attr = { |
1404 | .name = "hba_bios_version", | |
1405 | .mode = S_IRUGO, | |
1406 | }, | |
1407 | .show = aac_show_bios_version, | |
1408 | }; | |
30202e06 RAR |
1409 | static struct device_attribute aac_lld_version = { |
1410 | .attr = { | |
1411 | .name = "driver_version", | |
1412 | .mode = 0444, | |
1413 | }, | |
1414 | .show = aac_show_driver_version, | |
1415 | }; | |
ee959b00 | 1416 | static struct device_attribute aac_serial_number = { |
0bb14afe MH |
1417 | .attr = { |
1418 | .name = "serial_number", | |
1419 | .mode = S_IRUGO, | |
1420 | }, | |
1421 | .show = aac_show_serial_number, | |
1422 | }; | |
ee959b00 | 1423 | static struct device_attribute aac_max_channel = { |
d1ad94ad MH |
1424 | .attr = { |
1425 | .name = "max_channel", | |
1426 | .mode = S_IRUGO, | |
1427 | }, | |
1428 | .show = aac_show_max_channel, | |
1429 | }; | |
ee959b00 | 1430 | static struct device_attribute aac_max_id = { |
d1ad94ad MH |
1431 | .attr = { |
1432 | .name = "max_id", | |
1433 | .mode = S_IRUGO, | |
1434 | }, | |
1435 | .show = aac_show_max_id, | |
1436 | }; | |
ee959b00 | 1437 | static struct device_attribute aac_reset = { |
29c97684 SM |
1438 | .attr = { |
1439 | .name = "reset_host", | |
1440 | .mode = S_IWUSR|S_IRUGO, | |
1441 | }, | |
1442 | .store = aac_store_reset_adapter, | |
1443 | .show = aac_show_reset_adapter, | |
1444 | }; | |
0bb14afe | 1445 | |
bd16d711 BVA |
1446 | static struct attribute *aac_host_attrs[] = { |
1447 | &aac_model.attr, | |
1448 | &aac_vendor.attr, | |
1449 | &aac_flags.attr, | |
1450 | &aac_kernel_version.attr, | |
1451 | &aac_monitor_version.attr, | |
1452 | &aac_bios_version.attr, | |
1453 | &aac_lld_version.attr, | |
1454 | &aac_serial_number.attr, | |
1455 | &aac_max_channel.attr, | |
1456 | &aac_max_id.attr, | |
1457 | &aac_reset.attr, | |
0bb14afe MH |
1458 | NULL |
1459 | }; | |
1460 | ||
bd16d711 BVA |
1461 | ATTRIBUTE_GROUPS(aac_host); |
1462 | ||
ee959b00 TJ |
1463 | ssize_t aac_get_serial_number(struct device *device, char *buf) |
1464 | { | |
1465 | return aac_show_serial_number(device, &aac_serial_number, buf); | |
1466 | } | |
0bb14afe | 1467 | |
00977a59 | 1468 | static const struct file_operations aac_cfg_fops = { |
1da177e4 | 1469 | .owner = THIS_MODULE, |
f4927c45 | 1470 | .unlocked_ioctl = aac_cfg_ioctl, |
1da177e4 | 1471 | #ifdef CONFIG_COMPAT |
07705421 | 1472 | .compat_ioctl = aac_cfg_ioctl, |
1da177e4 LT |
1473 | #endif |
1474 | .open = aac_cfg_open, | |
6038f373 | 1475 | .llseek = noop_llseek, |
1da177e4 LT |
1476 | }; |
1477 | ||
0cd7324b | 1478 | static const struct scsi_host_template aac_driver_template = { |
1da177e4 | 1479 | .module = THIS_MODULE, |
8ef22247 | 1480 | .name = "AAC", |
7c00ffa3 | 1481 | .proc_name = AAC_DRIVERNAME, |
8ef22247 SM |
1482 | .info = aac_info, |
1483 | .ioctl = aac_ioctl, | |
1da177e4 | 1484 | #ifdef CONFIG_COMPAT |
07705421 | 1485 | .compat_ioctl = aac_ioctl, |
1da177e4 | 1486 | #endif |
8ef22247 SM |
1487 | .queuecommand = aac_queuecommand, |
1488 | .bios_param = aac_biosparm, | |
bd16d711 | 1489 | .shost_groups = aac_host_groups, |
1da177e4 | 1490 | .slave_configure = aac_slave_configure, |
5c9cfedd | 1491 | .change_queue_depth = aac_change_queue_depth, |
bd16d711 | 1492 | .sdev_groups = aac_dev_groups, |
03d44337 | 1493 | .eh_abort_handler = aac_eh_abort, |
f799319e HR |
1494 | .eh_device_reset_handler = aac_eh_dev_reset, |
1495 | .eh_target_reset_handler = aac_eh_target_reset, | |
1496 | .eh_bus_reset_handler = aac_eh_bus_reset, | |
25188423 | 1497 | .eh_host_reset_handler = aac_eh_host_reset, |
8ef22247 SM |
1498 | .can_queue = AAC_NUM_IO_FIB, |
1499 | .this_id = MAXIMUM_NUM_CONTAINERS, | |
1500 | .sg_tablesize = 16, | |
1501 | .max_sectors = 128, | |
1da177e4 LT |
1502 | #if (AAC_NUM_IO_FIB > 256) |
1503 | .cmd_per_lun = 256, | |
8ce3eca4 | 1504 | #else |
8ef22247 | 1505 | .cmd_per_lun = AAC_NUM_IO_FIB, |
8ce3eca4 | 1506 | #endif |
8ef22247 | 1507 | .emulated = 1, |
54b2b50c | 1508 | .no_write_same = 1, |
76a3451b | 1509 | .cmd_size = sizeof(struct aac_cmd_priv), |
1da177e4 LT |
1510 | }; |
1511 | ||
94774a3a SM |
1512 | static void __aac_shutdown(struct aac_dev * aac) |
1513 | { | |
495c0217 MR |
1514 | int i; |
1515 | ||
45348de2 | 1516 | mutex_lock(&aac->ioctl_mutex); |
423400e6 | 1517 | aac->adapter_shutdown = 1; |
45348de2 | 1518 | mutex_unlock(&aac->ioctl_mutex); |
fbd18598 | 1519 | |
361ee9c3 BC |
1520 | if (aac->aif_thread) { |
1521 | int i; | |
1522 | /* Clear out events first */ | |
1523 | for (i = 0; i < (aac->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB); i++) { | |
1524 | struct fib *fib = &aac->fibs[i]; | |
1525 | if (!(fib->hw_fib_va->header.XferState & cpu_to_le32(NoResponseExpected | Async)) && | |
1526 | (fib->hw_fib_va->header.XferState & cpu_to_le32(ResponseExpected))) | |
bc127d93 | 1527 | complete(&fib->event_wait); |
361ee9c3 | 1528 | } |
e85fbc59 | 1529 | kthread_stop(aac->thread); |
1c6b41fb | 1530 | aac->thread = NULL; |
361ee9c3 | 1531 | } |
45348de2 RAR |
1532 | |
1533 | aac_send_shutdown(aac); | |
1534 | ||
94774a3a | 1535 | aac_adapter_disable_int(aac); |
45348de2 | 1536 | |
395e5df7 | 1537 | if (aac_is_src(aac)) { |
495c0217 | 1538 | if (aac->max_msix > 1) { |
ef616233 | 1539 | for (i = 0; i < aac->max_msix; i++) { |
0910d8bb | 1540 | free_irq(pci_irq_vector(aac->pdev, i), |
495c0217 | 1541 | &(aac->aac_msix[i])); |
ef616233 | 1542 | } |
495c0217 MR |
1543 | } else { |
1544 | free_irq(aac->pdev->irq, | |
1545 | &(aac->aac_msix[0])); | |
1546 | } | |
1547 | } else { | |
1548 | free_irq(aac->pdev->irq, aac); | |
1549 | } | |
8ef22247 SM |
1550 | if (aac->msi) |
1551 | pci_disable_msi(aac->pdev); | |
495c0217 MR |
1552 | else if (aac->max_msix > 1) |
1553 | pci_disable_msix(aac->pdev); | |
94774a3a | 1554 | } |
b9fb54b4 RAR |
1555 | static void aac_init_char(void) |
1556 | { | |
1557 | aac_cfg_major = register_chrdev(0, "aac", &aac_cfg_fops); | |
1558 | if (aac_cfg_major < 0) { | |
1559 | pr_err("aacraid: unable to register \"aac\" device.\n"); | |
1560 | } | |
1561 | } | |
94774a3a | 1562 | |
26c54d0e B |
1563 | void aac_reinit_aif(struct aac_dev *aac, unsigned int index) |
1564 | { | |
1565 | /* | |
1566 | * Firmware may send a AIF messages very early and the Driver may have | |
1567 | * ignored as it is not fully ready to process the messages. Send | |
1568 | * AIF to firmware so that if there are any unprocessed events they | |
1569 | * can be processed now. | |
1570 | */ | |
1571 | if (aac_drivers[index].quirks & AAC_QUIRK_SRC) | |
1572 | aac_intr_normal(aac, 0, 2, 0, NULL); | |
1573 | ||
1574 | } | |
1575 | ||
6f039790 | 1576 | static int aac_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) |
1da177e4 LT |
1577 | { |
1578 | unsigned index = id->driver_data; | |
1579 | struct Scsi_Host *shost; | |
1580 | struct aac_dev *aac; | |
1581 | struct list_head *insert = &aac_devices; | |
f7854c38 | 1582 | int error; |
1da177e4 | 1583 | int unique_id = 0; |
0dcae66f | 1584 | u64 dmamask; |
8105d39d | 1585 | int mask_bits = 0; |
11604612 | 1586 | extern int aac_sync_mode; |
1da177e4 | 1587 | |
6b93b7dd RAR |
1588 | /* |
1589 | * Only series 7 needs freset. | |
1590 | */ | |
913e00a5 | 1591 | if (pdev->device == PMC_DEVICE_S7) |
6b93b7dd RAR |
1592 | pdev->needs_freset = 1; |
1593 | ||
1da177e4 LT |
1594 | list_for_each_entry(aac, &aac_devices, entry) { |
1595 | if (aac->id > unique_id) | |
1596 | break; | |
1597 | insert = &aac->entry; | |
1598 | unique_id++; | |
1599 | } | |
1600 | ||
cf16123c VA |
1601 | pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1 | |
1602 | PCIE_LINK_STATE_CLKPM); | |
1603 | ||
08efb7b6 MH |
1604 | error = pci_enable_device(pdev); |
1605 | if (error) | |
1da177e4 LT |
1606 | goto out; |
1607 | ||
8105d39d | 1608 | if (!(aac_drivers[index].quirks & AAC_QUIRK_SRC)) { |
e555cd5f | 1609 | error = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)); |
8105d39d RAR |
1610 | if (error) { |
1611 | dev_err(&pdev->dev, "PCI 32 BIT dma mask set failed"); | |
1612 | goto out_disable_pdev; | |
1613 | } | |
1614 | } | |
1615 | ||
1da177e4 LT |
1616 | /* |
1617 | * If the quirk31 bit is set, the adapter needs adapter | |
1618 | * to driver communication memory to be allocated below 2gig | |
1619 | */ | |
8105d39d | 1620 | if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) { |
0dcae66f | 1621 | dmamask = DMA_BIT_MASK(31); |
8105d39d RAR |
1622 | mask_bits = 31; |
1623 | } else { | |
0dcae66f | 1624 | dmamask = DMA_BIT_MASK(32); |
8105d39d RAR |
1625 | mask_bits = 32; |
1626 | } | |
0dcae66f | 1627 | |
e555cd5f | 1628 | error = dma_set_coherent_mask(&pdev->dev, dmamask); |
8105d39d RAR |
1629 | if (error) { |
1630 | dev_err(&pdev->dev, "PCI %d B consistent dma mask set failed\n" | |
1631 | , mask_bits); | |
0dcae66f | 1632 | goto out_disable_pdev; |
8105d39d | 1633 | } |
8ce3eca4 | 1634 | |
1da177e4 LT |
1635 | pci_set_master(pdev); |
1636 | ||
1637 | shost = scsi_host_alloc(&aac_driver_template, sizeof(struct aac_dev)); | |
f7854c38 CJ |
1638 | if (!shost) { |
1639 | error = -ENOMEM; | |
1da177e4 | 1640 | goto out_disable_pdev; |
f7854c38 | 1641 | } |
1da177e4 LT |
1642 | |
1643 | shost->irq = pdev->irq; | |
1da177e4 | 1644 | shost->unique_id = unique_id; |
7a8cf29d | 1645 | shost->max_cmd_len = 16; |
1da177e4 | 1646 | |
b9fb54b4 RAR |
1647 | if (aac_cfg_major == AAC_CHARDEV_NEEDS_REINIT) |
1648 | aac_init_char(); | |
1649 | ||
1da177e4 | 1650 | aac = (struct aac_dev *)shost->hostdata; |
ff08784b | 1651 | aac->base_start = pci_resource_start(pdev, 0); |
8ce3eca4 | 1652 | aac->scsi_host_ptr = shost; |
1da177e4 LT |
1653 | aac->pdev = pdev; |
1654 | aac->name = aac_driver_template.name; | |
1655 | aac->id = shost->unique_id; | |
a4576b5d | 1656 | aac->cardtype = index; |
1da177e4 LT |
1657 | INIT_LIST_HEAD(&aac->entry); |
1658 | ||
d9b6d85a GP |
1659 | if (aac_reset_devices || reset_devices) |
1660 | aac->init_reset = true; | |
1661 | ||
6396bb22 KC |
1662 | aac->fibs = kcalloc(shost->can_queue + AAC_NUM_MGT_FIB, |
1663 | sizeof(struct fib), | |
1664 | GFP_KERNEL); | |
f7854c38 CJ |
1665 | if (!aac->fibs) { |
1666 | error = -ENOMEM; | |
1da177e4 | 1667 | goto out_free_host; |
f7854c38 CJ |
1668 | } |
1669 | ||
1da177e4 LT |
1670 | spin_lock_init(&aac->fib_lock); |
1671 | ||
222a9fb3 | 1672 | mutex_init(&aac->ioctl_mutex); |
3395614e | 1673 | mutex_init(&aac->scan_mutex); |
a1367e4a RAR |
1674 | |
1675 | INIT_DELAYED_WORK(&aac->safw_rescan_work, aac_safw_rescan_worker); | |
26c54d0e B |
1676 | INIT_DELAYED_WORK(&aac->src_reinit_aif_worker, |
1677 | aac_src_reinit_aif_worker); | |
8e0c5ebd MH |
1678 | /* |
1679 | * Map in the registers from the adapter. | |
1680 | */ | |
1681 | aac->base_size = AAC_MIN_FOOTPRINT_SIZE; | |
00c20cdc MR |
1682 | if ((*aac_drivers[index].init)(aac)) { |
1683 | error = -ENODEV; | |
8e0c5ebd | 1684 | goto out_unmap; |
00c20cdc | 1685 | } |
8e0c5ebd | 1686 | |
11604612 MR |
1687 | if (aac->sync_mode) { |
1688 | if (aac_sync_mode) | |
1689 | printk(KERN_INFO "%s%d: Sync. mode enforced " | |
1690 | "by driver parameter. This will cause " | |
1691 | "a significant performance decrease!\n", | |
1692 | aac->name, | |
1693 | aac->id); | |
1694 | else | |
1695 | printk(KERN_INFO "%s%d: Async. mode not supported " | |
1696 | "by current driver, sync. mode enforced." | |
1697 | "\nPlease update driver to get full performance.\n", | |
1698 | aac->name, | |
1699 | aac->id); | |
1700 | } | |
1701 | ||
8e0c5ebd MH |
1702 | /* |
1703 | * Start any kernel threads needed | |
1704 | */ | |
fe27381d CH |
1705 | aac->thread = kthread_run(aac_command_thread, aac, AAC_DRIVERNAME); |
1706 | if (IS_ERR(aac->thread)) { | |
8e0c5ebd | 1707 | printk(KERN_ERR "aacraid: Unable to create command thread.\n"); |
fe27381d | 1708 | error = PTR_ERR(aac->thread); |
361ee9c3 | 1709 | aac->thread = NULL; |
8e0c5ebd MH |
1710 | goto out_deinit; |
1711 | } | |
1da177e4 | 1712 | |
84971738 | 1713 | aac->maximum_num_channels = aac_drivers[index].channels; |
08efb7b6 MH |
1714 | error = aac_get_adapter_info(aac); |
1715 | if (error < 0) | |
1716 | goto out_deinit; | |
1da177e4 LT |
1717 | |
1718 | /* | |
a4576b5d MS |
1719 | * Lets override negotiations and drop the maximum SG limit to 34 |
1720 | */ | |
8ce3eca4 | 1721 | if ((aac_drivers[index].quirks & AAC_QUIRK_34SG) && |
62e9f5c4 SM |
1722 | (shost->sg_tablesize > 34)) { |
1723 | shost->sg_tablesize = 34; | |
1724 | shost->max_sectors = (shost->sg_tablesize * 8) + 112; | |
a4576b5d | 1725 | } |
7c00ffa3 | 1726 | |
a4576b5d | 1727 | if ((aac_drivers[index].quirks & AAC_QUIRK_17SG) && |
62e9f5c4 SM |
1728 | (shost->sg_tablesize > 17)) { |
1729 | shost->sg_tablesize = 17; | |
1730 | shost->max_sectors = (shost->sg_tablesize * 8) + 112; | |
a4576b5d | 1731 | } |
db39363c | 1732 | |
a8cf59a6 CH |
1733 | if (aac->adapter_info.options & AAC_OPT_NEW_COMM) |
1734 | shost->max_segment_size = shost->max_sectors << 9; | |
1735 | else | |
1736 | shost->max_segment_size = 65536; | |
62e9f5c4 | 1737 | |
7c00ffa3 | 1738 | /* |
62e9f5c4 | 1739 | * Firmware printf works only with older firmware. |
7c00ffa3 | 1740 | */ |
8ce3eca4 | 1741 | if (aac_drivers[index].quirks & AAC_QUIRK_34SG) |
7c00ffa3 MH |
1742 | aac->printf_enabled = 1; |
1743 | else | |
1744 | aac->printf_enabled = 0; | |
8ce3eca4 | 1745 | |
a4576b5d | 1746 | /* |
1da177e4 | 1747 | * max channel will be the physical channels plus 1 virtual channel |
bb08f92e | 1748 | * all containers are on the virtual channel 0 (CONTAINER_CHANNEL) |
1da177e4 LT |
1749 | * physical channels are address by their actual physical number+1 |
1750 | */ | |
cb1042f2 | 1751 | if (aac->nondasd_support || expose_physicals || aac->jbod) |
95433bad | 1752 | shost->max_channel = aac->maximum_num_channels; |
1da177e4 | 1753 | else |
95433bad | 1754 | shost->max_channel = 0; |
1da177e4 | 1755 | |
8c867b25 | 1756 | aac_get_config_status(aac, 0); |
1da177e4 LT |
1757 | aac_get_containers(aac); |
1758 | list_add(&aac->entry, insert); | |
1759 | ||
1760 | shost->max_id = aac->maximum_num_containers; | |
84971738 MH |
1761 | if (shost->max_id < aac->maximum_num_physicals) |
1762 | shost->max_id = aac->maximum_num_physicals; | |
1da177e4 LT |
1763 | if (shost->max_id < MAXIMUM_NUM_CONTAINERS) |
1764 | shost->max_id = MAXIMUM_NUM_CONTAINERS; | |
1765 | else | |
1766 | shost->this_id = shost->max_id; | |
1767 | ||
d503e2fd | 1768 | if (!aac->sa_firmware && aac_drivers[index].quirks & AAC_QUIRK_SRC) |
787ab6e9 | 1769 | aac_intr_normal(aac, 0, 2, 0, NULL); |
9cb62fa2 | 1770 | |
1da177e4 LT |
1771 | /* |
1772 | * dmb - we may need to move the setting of these parms somewhere else once | |
1773 | * we get a fib that can report the actual numbers | |
1774 | */ | |
1775 | shost->max_lun = AAC_MAX_LUN; | |
1776 | ||
1777 | pci_set_drvdata(pdev, shost); | |
1778 | ||
1779 | error = scsi_add_host(shost, &pdev->dev); | |
1780 | if (error) | |
1781 | goto out_deinit; | |
8ebaa67f | 1782 | |
75be67cd | 1783 | aac_scan_host(aac); |
1da177e4 | 1784 | |
5c63f7f7 RAR |
1785 | pci_save_state(pdev); |
1786 | ||
1da177e4 LT |
1787 | return 0; |
1788 | ||
bd1aac80 | 1789 | out_deinit: |
94774a3a | 1790 | __aac_shutdown(aac); |
8e0c5ebd | 1791 | out_unmap: |
bfb35aa8 | 1792 | aac_fib_map_free(aac); |
2b053729 | 1793 | if (aac->comm_addr) |
f481973d MR |
1794 | dma_free_coherent(&aac->pdev->dev, aac->comm_size, |
1795 | aac->comm_addr, aac->comm_phys); | |
1da177e4 | 1796 | kfree(aac->queues); |
76a7f8fd | 1797 | aac_adapter_ioremap(aac, 0); |
1da177e4 LT |
1798 | kfree(aac->fibs); |
1799 | kfree(aac->fsa_dev); | |
1800 | out_free_host: | |
1801 | scsi_host_put(shost); | |
1802 | out_disable_pdev: | |
1803 | pci_disable_device(pdev); | |
1804 | out: | |
1805 | return error; | |
1806 | } | |
1807 | ||
fe0798c5 | 1808 | static void aac_release_resources(struct aac_dev *aac) |
de665f28 | 1809 | { |
de665f28 | 1810 | aac_adapter_disable_int(aac); |
d3e19175 | 1811 | aac_free_irq(aac); |
de665f28 MR |
1812 | } |
1813 | ||
1814 | static int aac_acquire_resources(struct aac_dev *dev) | |
1815 | { | |
de665f28 MR |
1816 | unsigned long status; |
1817 | /* | |
1818 | * First clear out all interrupts. Then enable the one's that we | |
1819 | * can handle. | |
1820 | */ | |
1821 | while (!((status = src_readl(dev, MUnit.OMR)) & KERNEL_UP_AND_RUNNING) | |
1822 | || status == 0xffffffff) | |
1823 | msleep(20); | |
1824 | ||
1825 | aac_adapter_disable_int(dev); | |
1826 | aac_adapter_enable_int(dev); | |
1827 | ||
1828 | ||
395e5df7 | 1829 | if (aac_is_src(dev)) |
de665f28 MR |
1830 | aac_define_int_mode(dev); |
1831 | ||
1832 | if (dev->msi_enabled) | |
1833 | aac_src_access_devreg(dev, AAC_ENABLE_MSIX); | |
1834 | ||
d3e19175 RAR |
1835 | if (aac_acquire_irq(dev)) |
1836 | goto error_iounmap; | |
de665f28 MR |
1837 | |
1838 | aac_adapter_enable_int(dev); | |
1839 | ||
ecc479e0 RAR |
1840 | /*max msix may change after EEH |
1841 | * Re-assign vectors to fibs | |
1842 | */ | |
1843 | aac_fib_vector_assign(dev); | |
1844 | ||
1845 | if (!dev->sync_mode) { | |
1846 | /* After EEH recovery or suspend resume, max_msix count | |
608595ed | 1847 | * may change, therefore updating in init as well. |
ecc479e0 | 1848 | */ |
d1ef4da8 | 1849 | dev->init->r7.no_of_msix_vectors = cpu_to_le32(dev->max_msix); |
116d77fe | 1850 | aac_adapter_start(dev); |
ecc479e0 | 1851 | } |
de665f28 MR |
1852 | return 0; |
1853 | ||
1854 | error_iounmap: | |
1855 | return -1; | |
1856 | ||
1857 | } | |
5c63f7f7 | 1858 | |
7e380b5c | 1859 | static int __maybe_unused aac_suspend(struct device *dev) |
de665f28 | 1860 | { |
7e380b5c | 1861 | struct Scsi_Host *shost = dev_get_drvdata(dev); |
de665f28 MR |
1862 | struct aac_dev *aac = (struct aac_dev *)shost->hostdata; |
1863 | ||
3d3ca53b | 1864 | scsi_host_block(shost); |
26c54d0e | 1865 | aac_cancel_rescan_worker(aac); |
de665f28 MR |
1866 | aac_send_shutdown(aac); |
1867 | ||
1868 | aac_release_resources(aac); | |
1869 | ||
de665f28 MR |
1870 | return 0; |
1871 | } | |
1872 | ||
7e380b5c | 1873 | static int __maybe_unused aac_resume(struct device *dev) |
de665f28 | 1874 | { |
7e380b5c | 1875 | struct Scsi_Host *shost = dev_get_drvdata(dev); |
de665f28 | 1876 | struct aac_dev *aac = (struct aac_dev *)shost->hostdata; |
de665f28 | 1877 | |
de665f28 MR |
1878 | if (aac_acquire_resources(aac)) |
1879 | goto fail_device; | |
e728f8e3 MR |
1880 | /* |
1881 | * reset this flag to unblock ioctl() as it was set at | |
1882 | * aac_send_shutdown() to block ioctls from upperlayer | |
1883 | */ | |
1884 | aac->adapter_shutdown = 0; | |
3d3ca53b | 1885 | scsi_host_unblock(shost, SDEV_RUNNING); |
de665f28 MR |
1886 | |
1887 | return 0; | |
1888 | ||
1889 | fail_device: | |
1890 | printk(KERN_INFO "%s%d: resume failed.\n", aac->name, aac->id); | |
1891 | scsi_host_put(shost); | |
de665f28 MR |
1892 | return -ENODEV; |
1893 | } | |
de665f28 | 1894 | |
bd1aac80 MH |
1895 | static void aac_shutdown(struct pci_dev *dev) |
1896 | { | |
1897 | struct Scsi_Host *shost = pci_get_drvdata(dev); | |
3d3ca53b HR |
1898 | |
1899 | scsi_host_block(shost); | |
c835e372 | 1900 | __aac_shutdown((struct aac_dev *)shost->hostdata); |
bd1aac80 MH |
1901 | } |
1902 | ||
6f039790 | 1903 | static void aac_remove_one(struct pci_dev *pdev) |
1da177e4 LT |
1904 | { |
1905 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
1906 | struct aac_dev *aac = (struct aac_dev *)shost->hostdata; | |
1907 | ||
26c54d0e | 1908 | aac_cancel_rescan_worker(aac); |
1da177e4 LT |
1909 | scsi_remove_host(shost); |
1910 | ||
94774a3a | 1911 | __aac_shutdown(aac); |
bfb35aa8 | 1912 | aac_fib_map_free(aac); |
f481973d MR |
1913 | dma_free_coherent(&aac->pdev->dev, aac->comm_size, aac->comm_addr, |
1914 | aac->comm_phys); | |
1da177e4 LT |
1915 | kfree(aac->queues); |
1916 | ||
76a7f8fd | 1917 | aac_adapter_ioremap(aac, 0); |
8ce3eca4 | 1918 | |
1da177e4 | 1919 | kfree(aac->fibs); |
8e0c5ebd | 1920 | kfree(aac->fsa_dev); |
8ce3eca4 | 1921 | |
1da177e4 LT |
1922 | list_del(&aac->entry); |
1923 | scsi_host_put(shost); | |
1924 | pci_disable_device(pdev); | |
90ee3466 MH |
1925 | if (list_empty(&aac_devices)) { |
1926 | unregister_chrdev(aac_cfg_major, "aac"); | |
b9fb54b4 | 1927 | aac_cfg_major = AAC_CHARDEV_NEEDS_REINIT; |
90ee3466 | 1928 | } |
1da177e4 LT |
1929 | } |
1930 | ||
5c63f7f7 | 1931 | static pci_ers_result_t aac_pci_error_detected(struct pci_dev *pdev, |
16d79cd4 | 1932 | pci_channel_state_t error) |
5c63f7f7 RAR |
1933 | { |
1934 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
1935 | struct aac_dev *aac = shost_priv(shost); | |
1936 | ||
1937 | dev_err(&pdev->dev, "aacraid: PCI error detected %x\n", error); | |
1938 | ||
1939 | switch (error) { | |
1940 | case pci_channel_io_normal: | |
1941 | return PCI_ERS_RESULT_CAN_RECOVER; | |
1942 | case pci_channel_io_frozen: | |
1943 | aac->handle_pci_error = 1; | |
1944 | ||
3d3ca53b | 1945 | scsi_host_block(shost); |
26c54d0e | 1946 | aac_cancel_rescan_worker(aac); |
b64f239e | 1947 | scsi_host_complete_all_commands(shost, DID_NO_CONNECT); |
5c63f7f7 RAR |
1948 | aac_release_resources(aac); |
1949 | ||
5c63f7f7 RAR |
1950 | aac_adapter_ioremap(aac, 0); |
1951 | ||
1952 | return PCI_ERS_RESULT_NEED_RESET; | |
1953 | case pci_channel_io_perm_failure: | |
1954 | aac->handle_pci_error = 1; | |
1955 | ||
b64f239e | 1956 | scsi_host_complete_all_commands(shost, DID_NO_CONNECT); |
5c63f7f7 RAR |
1957 | return PCI_ERS_RESULT_DISCONNECT; |
1958 | } | |
1959 | ||
1960 | return PCI_ERS_RESULT_NEED_RESET; | |
1961 | } | |
1962 | ||
1963 | static pci_ers_result_t aac_pci_mmio_enabled(struct pci_dev *pdev) | |
1964 | { | |
1965 | dev_err(&pdev->dev, "aacraid: PCI error - mmio enabled\n"); | |
1966 | return PCI_ERS_RESULT_NEED_RESET; | |
1967 | } | |
1968 | ||
1969 | static pci_ers_result_t aac_pci_slot_reset(struct pci_dev *pdev) | |
1970 | { | |
1971 | dev_err(&pdev->dev, "aacraid: PCI error - slot reset\n"); | |
1972 | pci_restore_state(pdev); | |
1973 | if (pci_enable_device(pdev)) { | |
1974 | dev_warn(&pdev->dev, | |
1975 | "aacraid: failed to enable slave\n"); | |
1976 | goto fail_device; | |
1977 | } | |
1978 | ||
1979 | pci_set_master(pdev); | |
1980 | ||
1981 | if (pci_enable_device_mem(pdev)) { | |
1982 | dev_err(&pdev->dev, "pci_enable_device_mem failed\n"); | |
1983 | goto fail_device; | |
1984 | } | |
1985 | ||
1986 | return PCI_ERS_RESULT_RECOVERED; | |
1987 | ||
1988 | fail_device: | |
1989 | dev_err(&pdev->dev, "aacraid: PCI error - slot reset failed\n"); | |
1990 | return PCI_ERS_RESULT_DISCONNECT; | |
1991 | } | |
1992 | ||
1993 | ||
1994 | static void aac_pci_resume(struct pci_dev *pdev) | |
1995 | { | |
1996 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
5c63f7f7 RAR |
1997 | struct aac_dev *aac = (struct aac_dev *)shost_priv(shost); |
1998 | ||
5c63f7f7 RAR |
1999 | if (aac_adapter_ioremap(aac, aac->base_size)) { |
2000 | ||
2001 | dev_err(&pdev->dev, "aacraid: ioremap failed\n"); | |
2002 | /* remap failed, go back ... */ | |
2003 | aac->comm_interface = AAC_COMM_PRODUCER; | |
2004 | if (aac_adapter_ioremap(aac, AAC_MIN_FOOTPRINT_SIZE)) { | |
2005 | dev_warn(&pdev->dev, | |
2006 | "aacraid: unable to map adapter.\n"); | |
2007 | ||
2008 | return; | |
2009 | } | |
2010 | } | |
2011 | ||
2012 | msleep(10000); | |
2013 | ||
2014 | aac_acquire_resources(aac); | |
2015 | ||
2016 | /* | |
2017 | * reset this flag to unblock ioctl() as it was set | |
2018 | * at aac_send_shutdown() to block ioctls from upperlayer | |
2019 | */ | |
2020 | aac->adapter_shutdown = 0; | |
2021 | aac->handle_pci_error = 0; | |
2022 | ||
3d3ca53b | 2023 | scsi_host_unblock(shost, SDEV_RUNNING); |
75be67cd | 2024 | aac_scan_host(aac); |
5c63f7f7 RAR |
2025 | pci_save_state(pdev); |
2026 | ||
2027 | dev_err(&pdev->dev, "aacraid: PCI error - resume\n"); | |
2028 | } | |
2029 | ||
2030 | static struct pci_error_handlers aac_pci_err_handler = { | |
2031 | .error_detected = aac_pci_error_detected, | |
2032 | .mmio_enabled = aac_pci_mmio_enabled, | |
2033 | .slot_reset = aac_pci_slot_reset, | |
2034 | .resume = aac_pci_resume, | |
2035 | }; | |
2036 | ||
7e380b5c VG |
2037 | static SIMPLE_DEV_PM_OPS(aac_pm_ops, aac_suspend, aac_resume); |
2038 | ||
1da177e4 LT |
2039 | static struct pci_driver aac_pci_driver = { |
2040 | .name = AAC_DRIVERNAME, | |
2041 | .id_table = aac_pci_tbl, | |
2042 | .probe = aac_probe_one, | |
6f039790 | 2043 | .remove = aac_remove_one, |
7e380b5c | 2044 | .driver.pm = &aac_pm_ops, |
8ef22247 | 2045 | .shutdown = aac_shutdown, |
5c63f7f7 | 2046 | .err_handler = &aac_pci_err_handler, |
1da177e4 LT |
2047 | }; |
2048 | ||
2049 | static int __init aac_init(void) | |
2050 | { | |
2051 | int error; | |
8ce3eca4 | 2052 | |
29c97684 | 2053 | printk(KERN_INFO "Adaptec %s driver %s\n", |
c7f47602 | 2054 | AAC_DRIVERNAME, aac_driver_version); |
1da177e4 | 2055 | |
08efb7b6 MH |
2056 | error = pci_register_driver(&aac_pci_driver); |
2057 | if (error < 0) | |
1da177e4 LT |
2058 | return error; |
2059 | ||
b9fb54b4 RAR |
2060 | aac_init_char(); |
2061 | ||
bd1aac80 | 2062 | |
1da177e4 LT |
2063 | return 0; |
2064 | } | |
2065 | ||
2066 | static void __exit aac_exit(void) | |
2067 | { | |
53926274 MH |
2068 | if (aac_cfg_major > -1) |
2069 | unregister_chrdev(aac_cfg_major, "aac"); | |
1da177e4 LT |
2070 | pci_unregister_driver(&aac_pci_driver); |
2071 | } | |
2072 | ||
2073 | module_init(aac_init); | |
2074 | module_exit(aac_exit); |