1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Adaptec AAC series RAID controller driver
4 * (c) Copyright 2001 Red Hat Inc.
6 * based on the old aacraid driver that is..
7 * Adaptec aacraid device driver for Linux.
9 * Copyright (c) 2000-2010 Adaptec, Inc.
10 * 2010-2015 PMC-Sierra, Inc. (aacraid@pmc-sierra.com)
11 * 2016-2017 Microsemi Corp. (aacraid@microsemi.com)
16 * Abstract: Linux Driver entry module for Adaptec RAID Array Controller
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/aer.h>
30 #include <linux/slab.h>
31 #include <linux/mutex.h>
32 #include <linux/spinlock.h>
33 #include <linux/syscalls.h>
34 #include <linux/delay.h>
35 #include <linux/kthread.h>
36 #include <linux/msdos_partition.h>
38 #include <scsi/scsi.h>
39 #include <scsi/scsi_cmnd.h>
40 #include <scsi/scsi_device.h>
41 #include <scsi/scsi_host.h>
42 #include <scsi/scsi_tcq.h>
43 #include <scsi/scsicam.h>
44 #include <scsi/scsi_eh.h>
48 #define AAC_DRIVER_VERSION "1.2.1"
49 #ifndef AAC_DRIVER_BRANCH
50 #define AAC_DRIVER_BRANCH ""
52 #define AAC_DRIVERNAME "aacraid"
54 #ifdef AAC_DRIVER_BUILD
56 #define str(x) _str(x)
57 #define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION "[" str(AAC_DRIVER_BUILD) "]" AAC_DRIVER_BRANCH
59 #define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION AAC_DRIVER_BRANCH
62 MODULE_AUTHOR("Red Hat Inc and Adaptec");
63 MODULE_DESCRIPTION("Dell PERC2, 2/Si, 3/Si, 3/Di, "
64 "Adaptec Advanced Raid Products, "
65 "HP NetRAID-4M, IBM ServeRAID & ICP SCSI driver");
66 MODULE_LICENSE("GPL");
67 MODULE_VERSION(AAC_DRIVER_FULL_VERSION);
69 static DEFINE_MUTEX(aac_mutex);
70 static LIST_HEAD(aac_devices);
71 static int aac_cfg_major = AAC_CHARDEV_UNREGISTERED;
72 char aac_driver_version[] = AAC_DRIVER_FULL_VERSION;
75 * Because of the way Linux names scsi devices, the order in this table has
76 * become important. Check for on-board Raid first, add-in cards second.
78 * Note: The last field is used to index into aac_drivers below.
80 static const struct pci_device_id aac_pci_tbl[] = {
81 { 0x1028, 0x0001, 0x1028, 0x0001, 0, 0, 0 }, /* PERC 2/Si (Iguana/PERC2Si) */
82 { 0x1028, 0x0002, 0x1028, 0x0002, 0, 0, 1 }, /* PERC 3/Di (Opal/PERC3Di) */
83 { 0x1028, 0x0003, 0x1028, 0x0003, 0, 0, 2 }, /* PERC 3/Si (SlimFast/PERC3Si */
84 { 0x1028, 0x0004, 0x1028, 0x00d0, 0, 0, 3 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */
85 { 0x1028, 0x0002, 0x1028, 0x00d1, 0, 0, 4 }, /* PERC 3/Di (Viper/PERC3DiV) */
86 { 0x1028, 0x0002, 0x1028, 0x00d9, 0, 0, 5 }, /* PERC 3/Di (Lexus/PERC3DiL) */
87 { 0x1028, 0x000a, 0x1028, 0x0106, 0, 0, 6 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */
88 { 0x1028, 0x000a, 0x1028, 0x011b, 0, 0, 7 }, /* PERC 3/Di (Dagger/PERC3DiD) */
89 { 0x1028, 0x000a, 0x1028, 0x0121, 0, 0, 8 }, /* PERC 3/Di (Boxster/PERC3DiB) */
90 { 0x9005, 0x0283, 0x9005, 0x0283, 0, 0, 9 }, /* catapult */
91 { 0x9005, 0x0284, 0x9005, 0x0284, 0, 0, 10 }, /* tomcat */
92 { 0x9005, 0x0285, 0x9005, 0x0286, 0, 0, 11 }, /* Adaptec 2120S (Crusader) */
93 { 0x9005, 0x0285, 0x9005, 0x0285, 0, 0, 12 }, /* Adaptec 2200S (Vulcan) */
94 { 0x9005, 0x0285, 0x9005, 0x0287, 0, 0, 13 }, /* Adaptec 2200S (Vulcan-2m) */
95 { 0x9005, 0x0285, 0x17aa, 0x0286, 0, 0, 14 }, /* Legend S220 (Legend Crusader) */
96 { 0x9005, 0x0285, 0x17aa, 0x0287, 0, 0, 15 }, /* Legend S230 (Legend Vulcan) */
98 { 0x9005, 0x0285, 0x9005, 0x0288, 0, 0, 16 }, /* Adaptec 3230S (Harrier) */
99 { 0x9005, 0x0285, 0x9005, 0x0289, 0, 0, 17 }, /* Adaptec 3240S (Tornado) */
100 { 0x9005, 0x0285, 0x9005, 0x028a, 0, 0, 18 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */
101 { 0x9005, 0x0285, 0x9005, 0x028b, 0, 0, 19 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */
102 { 0x9005, 0x0286, 0x9005, 0x028c, 0, 0, 20 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */
103 { 0x9005, 0x0286, 0x9005, 0x028d, 0, 0, 21 }, /* ASR-2130S (Lancer) */
104 { 0x9005, 0x0286, 0x9005, 0x029b, 0, 0, 22 }, /* AAR-2820SA (Intruder) */
105 { 0x9005, 0x0286, 0x9005, 0x029c, 0, 0, 23 }, /* AAR-2620SA (Intruder) */
106 { 0x9005, 0x0286, 0x9005, 0x029d, 0, 0, 24 }, /* AAR-2420SA (Intruder) */
107 { 0x9005, 0x0286, 0x9005, 0x029e, 0, 0, 25 }, /* ICP9024RO (Lancer) */
108 { 0x9005, 0x0286, 0x9005, 0x029f, 0, 0, 26 }, /* ICP9014RO (Lancer) */
109 { 0x9005, 0x0286, 0x9005, 0x02a0, 0, 0, 27 }, /* ICP9047MA (Lancer) */
110 { 0x9005, 0x0286, 0x9005, 0x02a1, 0, 0, 28 }, /* ICP9087MA (Lancer) */
111 { 0x9005, 0x0286, 0x9005, 0x02a3, 0, 0, 29 }, /* ICP5445AU (Hurricane44) */
112 { 0x9005, 0x0285, 0x9005, 0x02a4, 0, 0, 30 }, /* ICP9085LI (Marauder-X) */
113 { 0x9005, 0x0285, 0x9005, 0x02a5, 0, 0, 31 }, /* ICP5085BR (Marauder-E) */
114 { 0x9005, 0x0286, 0x9005, 0x02a6, 0, 0, 32 }, /* ICP9067MA (Intruder-6) */
115 { 0x9005, 0x0287, 0x9005, 0x0800, 0, 0, 33 }, /* Themisto Jupiter Platform */
116 { 0x9005, 0x0200, 0x9005, 0x0200, 0, 0, 33 }, /* Themisto Jupiter Platform */
117 { 0x9005, 0x0286, 0x9005, 0x0800, 0, 0, 34 }, /* Callisto Jupiter Platform */
118 { 0x9005, 0x0285, 0x9005, 0x028e, 0, 0, 35 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */
119 { 0x9005, 0x0285, 0x9005, 0x028f, 0, 0, 36 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */
120 { 0x9005, 0x0285, 0x9005, 0x0290, 0, 0, 37 }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */
121 { 0x9005, 0x0285, 0x1028, 0x0291, 0, 0, 38 }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */
122 { 0x9005, 0x0285, 0x9005, 0x0292, 0, 0, 39 }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */
123 { 0x9005, 0x0285, 0x9005, 0x0293, 0, 0, 40 }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */
124 { 0x9005, 0x0285, 0x9005, 0x0294, 0, 0, 41 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */
125 { 0x9005, 0x0285, 0x103C, 0x3227, 0, 0, 42 }, /* AAR-2610SA PCI SATA 6ch */
126 { 0x9005, 0x0285, 0x9005, 0x0296, 0, 0, 43 }, /* ASR-2240S (SabreExpress) */
127 { 0x9005, 0x0285, 0x9005, 0x0297, 0, 0, 44 }, /* ASR-4005 */
128 { 0x9005, 0x0285, 0x1014, 0x02F2, 0, 0, 45 }, /* IBM 8i (AvonPark) */
129 { 0x9005, 0x0285, 0x1014, 0x0312, 0, 0, 45 }, /* IBM 8i (AvonPark Lite) */
130 { 0x9005, 0x0286, 0x1014, 0x9580, 0, 0, 46 }, /* IBM 8k/8k-l8 (Aurora) */
131 { 0x9005, 0x0286, 0x1014, 0x9540, 0, 0, 47 }, /* IBM 8k/8k-l4 (Aurora Lite) */
132 { 0x9005, 0x0285, 0x9005, 0x0298, 0, 0, 48 }, /* ASR-4000 (BlackBird) */
133 { 0x9005, 0x0285, 0x9005, 0x0299, 0, 0, 49 }, /* ASR-4800SAS (Marauder-X) */
134 { 0x9005, 0x0285, 0x9005, 0x029a, 0, 0, 50 }, /* ASR-4805SAS (Marauder-E) */
135 { 0x9005, 0x0286, 0x9005, 0x02a2, 0, 0, 51 }, /* ASR-3800 (Hurricane44) */
137 { 0x9005, 0x0285, 0x1028, 0x0287, 0, 0, 52 }, /* Perc 320/DC*/
138 { 0x1011, 0x0046, 0x9005, 0x0365, 0, 0, 53 }, /* Adaptec 5400S (Mustang)*/
139 { 0x1011, 0x0046, 0x9005, 0x0364, 0, 0, 54 }, /* Adaptec 5400S (Mustang)*/
140 { 0x1011, 0x0046, 0x9005, 0x1364, 0, 0, 55 }, /* Dell PERC2/QC */
141 { 0x1011, 0x0046, 0x103c, 0x10c2, 0, 0, 56 }, /* HP NetRAID-4M */
143 { 0x9005, 0x0285, 0x1028, PCI_ANY_ID, 0, 0, 57 }, /* Dell Catchall */
144 { 0x9005, 0x0285, 0x17aa, PCI_ANY_ID, 0, 0, 58 }, /* Legend Catchall */
145 { 0x9005, 0x0285, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 59 }, /* Adaptec Catch All */
146 { 0x9005, 0x0286, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 60 }, /* Adaptec Rocket Catch All */
147 { 0x9005, 0x0288, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 61 }, /* Adaptec NEMER/ARK Catch All */
148 { 0x9005, 0x028b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 62 }, /* Adaptec PMC Series 6 (Tupelo) */
149 { 0x9005, 0x028c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 63 }, /* Adaptec PMC Series 7 (Denali) */
150 { 0x9005, 0x028d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 64 }, /* Adaptec PMC Series 8 */
153 MODULE_DEVICE_TABLE(pci, aac_pci_tbl);
156 * dmb - For now we add the number of channels to this structure.
157 * In the future we should add a fib that reports the number of channels
158 * for the card. At that time we can remove the channels from here
160 static struct aac_driver_ident aac_drivers[] = {
161 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 2/Si (Iguana/PERC2Si) */
162 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Opal/PERC3Di) */
163 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Si (SlimFast/PERC3Si */
164 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */
165 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Viper/PERC3DiV) */
166 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Lexus/PERC3DiL) */
167 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */
168 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Dagger/PERC3DiD) */
169 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Boxster/PERC3DiB) */
170 { aac_rx_init, "aacraid", "ADAPTEC ", "catapult ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* catapult */
171 { aac_rx_init, "aacraid", "ADAPTEC ", "tomcat ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* tomcat */
172 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2120S (Crusader) */
173 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan) */
174 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan-2m) */
175 { aac_rx_init, "aacraid", "Legend ", "Legend S220 ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S220 (Legend Crusader) */
176 { aac_rx_init, "aacraid", "Legend ", "Legend S230 ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S230 (Legend Vulcan) */
178 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3230S ", 2 }, /* Adaptec 3230S (Harrier) */
179 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3240S ", 2 }, /* Adaptec 3240S (Tornado) */
180 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020ZCR ", 2 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */
181 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025ZCR ", 2 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */
182 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2230S PCI-X ", 2 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */
183 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2130S PCI-X ", 1 }, /* ASR-2130S (Lancer) */
184 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2820SA ", 1 }, /* AAR-2820SA (Intruder) */
185 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2620SA ", 1 }, /* AAR-2620SA (Intruder) */
186 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2420SA ", 1 }, /* AAR-2420SA (Intruder) */
187 { aac_rkt_init, "aacraid", "ICP ", "ICP9024RO ", 2 }, /* ICP9024RO (Lancer) */
188 { aac_rkt_init, "aacraid", "ICP ", "ICP9014RO ", 1 }, /* ICP9014RO (Lancer) */
189 { aac_rkt_init, "aacraid", "ICP ", "ICP9047MA ", 1 }, /* ICP9047MA (Lancer) */
190 { aac_rkt_init, "aacraid", "ICP ", "ICP9087MA ", 1 }, /* ICP9087MA (Lancer) */
191 { aac_rkt_init, "aacraid", "ICP ", "ICP5445AU ", 1 }, /* ICP5445AU (Hurricane44) */
192 { aac_rx_init, "aacraid", "ICP ", "ICP9085LI ", 1 }, /* ICP9085LI (Marauder-X) */
193 { aac_rx_init, "aacraid", "ICP ", "ICP5085BR ", 1 }, /* ICP5085BR (Marauder-E) */
194 { aac_rkt_init, "aacraid", "ICP ", "ICP9067MA ", 1 }, /* ICP9067MA (Intruder-6) */
195 { NULL , "aacraid", "ADAPTEC ", "Themisto ", 0, AAC_QUIRK_SLAVE }, /* Jupiter Platform */
196 { aac_rkt_init, "aacraid", "ADAPTEC ", "Callisto ", 2, AAC_QUIRK_MASTER }, /* Jupiter Platform */
197 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020SA ", 1 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */
198 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025SA ", 1 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */
199 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2410SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */
200 { aac_rx_init, "aacraid", "DELL ", "CERC SR2 ", 1, AAC_QUIRK_17SG }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */
201 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2810SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */
202 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-21610SA SATA", 1, AAC_QUIRK_17SG }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */
203 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2026ZCR ", 1 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */
204 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2610SA ", 1 }, /* SATA 6Ch (Bearcat) */
205 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2240S ", 1 }, /* ASR-2240S (SabreExpress) */
206 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4005 ", 1 }, /* ASR-4005 */
207 { aac_rx_init, "ServeRAID","IBM ", "ServeRAID 8i ", 1 }, /* IBM 8i (AvonPark) */
208 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l8 ", 1 }, /* IBM 8k/8k-l8 (Aurora) */
209 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l4 ", 1 }, /* IBM 8k/8k-l4 (Aurora Lite) */
210 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4000 ", 1 }, /* ASR-4000 (BlackBird & AvonPark) */
211 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4800SAS ", 1 }, /* ASR-4800SAS (Marauder-X) */
212 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4805SAS ", 1 }, /* ASR-4805SAS (Marauder-E) */
213 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-3800 ", 1 }, /* ASR-3800 (Hurricane44) */
215 { aac_rx_init, "percraid", "DELL ", "PERC 320/DC ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Perc 320/DC*/
216 { aac_sa_init, "aacraid", "ADAPTEC ", "Adaptec 5400S ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/
217 { aac_sa_init, "aacraid", "ADAPTEC ", "AAC-364 ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/
218 { aac_sa_init, "percraid", "DELL ", "PERCRAID ", 4, AAC_QUIRK_34SG }, /* Dell PERC2/QC */
219 { aac_sa_init, "hpnraid", "HP ", "NetRAID ", 4, AAC_QUIRK_34SG }, /* HP NetRAID-4M */
221 { aac_rx_init, "aacraid", "DELL ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Dell Catchall */
222 { aac_rx_init, "aacraid", "Legend ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend Catchall */
223 { aac_rx_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Catch All */
224 { aac_rkt_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Rocket Catch All */
225 { aac_nark_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec NEMER/ARK Catch All */
226 { aac_src_init, "aacraid", "ADAPTEC ", "RAID ", 2, AAC_QUIRK_SRC }, /* Adaptec PMC Series 6 (Tupelo) */
227 { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2, AAC_QUIRK_SRC }, /* Adaptec PMC Series 7 (Denali) */
228 { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2, AAC_QUIRK_SRC }, /* Adaptec PMC Series 8 */
232 * aac_queuecommand - queue a SCSI command
233 * @cmd: SCSI command to queue
234 * @done: Function to call on command completion
236 * Queues a command for execution by the associated Host Adapter.
238 * TODO: unify with aac_scsi_cmd().
241 static int aac_queuecommand(struct Scsi_Host *shost,
242 struct scsi_cmnd *cmd)
245 cmd->SCp.phase = AAC_OWNER_LOWLEVEL;
246 r = (aac_scsi_cmd(cmd) ? FAILED : 0);
251 * aac_info - Returns the host adapter name
252 * @shost: Scsi host to report on
254 * Returns a static string describing the device in question
257 static const char *aac_info(struct Scsi_Host *shost)
259 struct aac_dev *dev = (struct aac_dev *)shost->hostdata;
260 return aac_drivers[dev->cardtype].name;
264 * aac_get_driver_ident
265 * @devtype: index into lookup table
267 * Returns a pointer to the entry in the driver lookup table.
270 struct aac_driver_ident* aac_get_driver_ident(int devtype)
272 return &aac_drivers[devtype];
276 * aac_biosparm - return BIOS parameters for disk
277 * @sdev: The scsi device corresponding to the disk
278 * @bdev: the block device corresponding to the disk
279 * @capacity: the sector capacity of the disk
280 * @geom: geometry block to fill in
282 * Return the Heads/Sectors/Cylinders BIOS Disk Parameters for Disk.
283 * The default disk geometry is 64 heads, 32 sectors, and the appropriate
284 * number of cylinders so as not to exceed drive capacity. In order for
285 * disks equal to or larger than 1 GB to be addressable by the BIOS
286 * without exceeding the BIOS limitation of 1024 cylinders, Extended
287 * Translation should be enabled. With Extended Translation enabled,
288 * drives between 1 GB inclusive and 2 GB exclusive are given a disk
289 * geometry of 128 heads and 32 sectors, and drives above 2 GB inclusive
290 * are given a disk geometry of 255 heads and 63 sectors. However, if
291 * the BIOS detects that the Extended Translation setting does not match
292 * the geometry in the partition table, then the translation inferred
293 * from the partition table will be used by the BIOS, and a warning may
297 static int aac_biosparm(struct scsi_device *sdev, struct block_device *bdev,
298 sector_t capacity, int *geom)
300 struct diskparm *param = (struct diskparm *)geom;
303 dprintk((KERN_DEBUG "aac_biosparm.\n"));
306 * Assuming extended translation is enabled - #REVISIT#
308 if (capacity >= 2 * 1024 * 1024) { /* 1 GB in 512 byte sectors */
309 if(capacity >= 4 * 1024 * 1024) { /* 2 GB in 512 byte sectors */
321 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors);
324 * Read the first 1024 bytes from the disk device, if the boot
325 * sector partition table is valid, search for a partition table
326 * entry whose end_head matches one of the standard geometry
327 * translations ( 64/32, 128/32, 255/63 ).
329 buf = scsi_bios_ptable(bdev);
332 if (*(__le16 *)(buf + 0x40) == cpu_to_le16(MSDOS_LABEL_MAGIC)) {
333 struct msdos_partition *first = (struct msdos_partition *)buf;
334 struct msdos_partition *entry = first;
335 int saved_cylinders = param->cylinders;
337 unsigned char end_head, end_sec;
339 for(num = 0; num < 4; num++) {
340 end_head = entry->end_head;
341 end_sec = entry->end_sector & 0x3f;
347 } else if(end_head == 127) {
351 } else if(end_head == 254) {
360 end_head = first->end_head;
361 end_sec = first->end_sector & 0x3f;
364 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors);
365 if (num < 4 && end_sec == param->sectors) {
366 if (param->cylinders != saved_cylinders)
367 dprintk((KERN_DEBUG "Adopting geometry: heads=%d, sectors=%d from partition table %d.\n",
368 param->heads, param->sectors, num));
369 } else if (end_head > 0 || end_sec > 0) {
370 dprintk((KERN_DEBUG "Strange geometry: heads=%d, sectors=%d in partition table %d.\n",
371 end_head + 1, end_sec, num));
372 dprintk((KERN_DEBUG "Using geometry: heads=%d, sectors=%d.\n",
373 param->heads, param->sectors));
381 * aac_slave_configure - compute queue depths
382 * @sdev: SCSI device we are considering
384 * Selects queue depths for each target device based on the host adapter's
385 * total capacity and the queue depth supported by the target device.
386 * A queue depth of one automatically disables tagged queueing.
389 static int aac_slave_configure(struct scsi_device *sdev)
391 struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata;
393 unsigned int depth = 0;
394 unsigned int set_timeout = 0;
396 bool set_qd_dev_type = false;
399 chn = aac_logical_to_phys(sdev_channel(sdev));
401 if (chn < AAC_MAX_BUSES && tid < AAC_MAX_TARGETS && aac->sa_firmware) {
402 devtype = aac->hba_map[chn][tid].devtype;
404 if (devtype == AAC_DEVTYPE_NATIVE_RAW) {
405 depth = aac->hba_map[chn][tid].qd_limit;
409 if (devtype == AAC_DEVTYPE_ARC_RAW) {
410 set_qd_dev_type = true;
416 if (aac->jbod && (sdev->type == TYPE_DISK))
419 if (sdev->type == TYPE_DISK
420 && sdev_channel(sdev) != CONTAINER_CHANNEL
421 && (!aac->jbod || sdev->inq_periph_qual)
422 && (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2))) {
424 if (expose_physicals == 0)
427 if (expose_physicals < 0)
428 sdev->no_uld_attach = 1;
431 if (sdev->tagged_supported
432 && sdev->type == TYPE_DISK
433 && (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2))
434 && !sdev->no_uld_attach) {
436 struct scsi_device * dev;
437 struct Scsi_Host *host = sdev->host;
438 unsigned num_lsu = 0;
439 unsigned num_one = 0;
444 for (cid = 0; cid < aac->maximum_num_containers; ++cid)
445 if (aac->fsa_dev[cid].valid)
448 __shost_for_each_device(dev, host) {
449 if (dev->tagged_supported
450 && dev->type == TYPE_DISK
451 && (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2))
452 && !dev->no_uld_attach) {
453 if ((sdev_channel(dev) != CONTAINER_CHANNEL)
454 || !aac->fsa_dev[sdev_id(dev)].valid) {
465 depth = (host->can_queue - num_one) / num_lsu;
467 if (sdev_channel(sdev) != NATIVE_CHANNEL)
470 set_qd_dev_type = true;
477 * Check if SATA drive
479 if (set_qd_dev_type) {
480 if (strncmp(sdev->vendor, "ATA", 3) == 0)
487 * Firmware has an individual device recovery time typically
488 * of 35 seconds, give us a margin. Thor devices can take longer in
489 * error recovery, hence different value.
492 timeout = aac->sa_firmware ? AAC_SA_TIMEOUT : AAC_ARC_TIMEOUT;
493 blk_queue_rq_timeout(sdev->request_queue, timeout * HZ);
501 scsi_change_queue_depth(sdev, depth);
503 sdev->tagged_supported = 1;
509 * aac_change_queue_depth - alter queue depths
510 * @sdev: SCSI device we are considering
511 * @depth: desired queue depth
513 * Alters queue depths for target device based on the host adapter's
514 * total capacity and the queue depth supported by the target device.
517 static int aac_change_queue_depth(struct scsi_device *sdev, int depth)
519 struct aac_dev *aac = (struct aac_dev *)(sdev->host->hostdata);
520 int chn, tid, is_native_device = 0;
522 chn = aac_logical_to_phys(sdev_channel(sdev));
524 if (chn < AAC_MAX_BUSES && tid < AAC_MAX_TARGETS &&
525 aac->hba_map[chn][tid].devtype == AAC_DEVTYPE_NATIVE_RAW)
526 is_native_device = 1;
528 if (sdev->tagged_supported && (sdev->type == TYPE_DISK) &&
529 (sdev_channel(sdev) == CONTAINER_CHANNEL)) {
530 struct scsi_device * dev;
531 struct Scsi_Host *host = sdev->host;
534 __shost_for_each_device(dev, host) {
535 if (dev->tagged_supported && (dev->type == TYPE_DISK) &&
536 (sdev_channel(dev) == CONTAINER_CHANNEL))
540 if (num >= host->can_queue)
541 num = host->can_queue - 1;
542 if (depth > (host->can_queue - num))
543 depth = host->can_queue - num;
548 return scsi_change_queue_depth(sdev, depth);
549 } else if (is_native_device) {
550 scsi_change_queue_depth(sdev, aac->hba_map[chn][tid].qd_limit);
552 scsi_change_queue_depth(sdev, 1);
554 return sdev->queue_depth;
557 static ssize_t aac_show_raid_level(struct device *dev, struct device_attribute *attr, char *buf)
559 struct scsi_device *sdev = to_scsi_device(dev);
560 struct aac_dev *aac = (struct aac_dev *)(sdev->host->hostdata);
561 if (sdev_channel(sdev) != CONTAINER_CHANNEL)
562 return snprintf(buf, PAGE_SIZE, sdev->no_uld_attach
564 ((aac->jbod && (sdev->type == TYPE_DISK)) ? "JBOD\n" : ""));
565 return snprintf(buf, PAGE_SIZE, "%s\n",
566 get_container_type(aac->fsa_dev[sdev_id(sdev)].type));
569 static struct device_attribute aac_raid_level_attr = {
574 .show = aac_show_raid_level
577 static ssize_t aac_show_unique_id(struct device *dev,
578 struct device_attribute *attr, char *buf)
580 struct scsi_device *sdev = to_scsi_device(dev);
581 struct aac_dev *aac = (struct aac_dev *)(sdev->host->hostdata);
582 unsigned char sn[16];
584 memset(sn, 0, sizeof(sn));
586 if (sdev_channel(sdev) == CONTAINER_CHANNEL)
587 memcpy(sn, aac->fsa_dev[sdev_id(sdev)].identifier, sizeof(sn));
589 return snprintf(buf, 16 * 2 + 2,
590 "%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X\n",
591 sn[0], sn[1], sn[2], sn[3],
592 sn[4], sn[5], sn[6], sn[7],
593 sn[8], sn[9], sn[10], sn[11],
594 sn[12], sn[13], sn[14], sn[15]);
597 static struct device_attribute aac_unique_id_attr = {
602 .show = aac_show_unique_id
607 static struct device_attribute *aac_dev_attrs[] = {
608 &aac_raid_level_attr,
613 static int aac_ioctl(struct scsi_device *sdev, unsigned int cmd,
617 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
618 if (!capable(CAP_SYS_RAWIO))
620 retval = aac_adapter_check_health(dev);
623 return aac_do_ioctl(dev, cmd, arg);
626 static int get_num_of_incomplete_fibs(struct aac_dev *aac)
630 struct scsi_device *sdev = NULL;
631 struct Scsi_Host *shost = aac->scsi_host_ptr;
632 struct scsi_cmnd *scmnd = NULL;
633 struct device *ctrl_dev;
641 __shost_for_each_device(sdev, shost) {
642 spin_lock_irqsave(&sdev->list_lock, flags);
643 list_for_each_entry(scmnd, &sdev->cmd_list, list) {
644 switch (scmnd->SCp.phase) {
645 case AAC_OWNER_FIRMWARE:
648 case AAC_OWNER_ERROR_HANDLER:
651 case AAC_OWNER_LOWLEVEL:
654 case AAC_OWNER_MIDLEVEL:
662 spin_unlock_irqrestore(&sdev->list_lock, flags);
665 ctrl_dev = &aac->pdev->dev;
667 dev_info(ctrl_dev, "outstanding cmd: midlevel-%d\n", mlcnt);
668 dev_info(ctrl_dev, "outstanding cmd: lowlevel-%d\n", llcnt);
669 dev_info(ctrl_dev, "outstanding cmd: error handler-%d\n", ehcnt);
670 dev_info(ctrl_dev, "outstanding cmd: firmware-%d\n", fwcnt);
671 dev_info(ctrl_dev, "outstanding cmd: kernel-%d\n", krlcnt);
673 return mlcnt + llcnt + ehcnt + fwcnt;
676 static int aac_eh_abort(struct scsi_cmnd* cmd)
678 struct scsi_device * dev = cmd->device;
679 struct Scsi_Host * host = dev->host;
680 struct aac_dev * aac = (struct aac_dev *)host->hostdata;
685 if (aac_adapter_check_health(aac))
688 bus = aac_logical_to_phys(scmd_channel(cmd));
690 if (aac->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) {
692 struct aac_hba_tm_req *tmf;
696 pr_err("%s: Host adapter abort request (%d,%d,%d,%d)\n",
698 host->host_no, sdev_channel(dev), sdev_id(dev), (int)dev->lun);
701 for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
702 fib = &aac->fibs[count];
703 if (*(u8 *)fib->hw_fib_va != 0 &&
704 (fib->flags & FIB_CONTEXT_FLAG_NATIVE_HBA) &&
705 (fib->callback_data == cmd)) {
713 /* start a HBA_TMF_ABORT_TASK TMF request */
714 fib = aac_fib_alloc(aac);
718 tmf = (struct aac_hba_tm_req *)fib->hw_fib_va;
719 memset(tmf, 0, sizeof(*tmf));
720 tmf->tmf = HBA_TMF_ABORT_TASK;
721 tmf->it_nexus = aac->hba_map[bus][cid].rmw_nexus;
722 tmf->lun[1] = cmd->device->lun;
724 address = (u64)fib->hw_error_pa;
725 tmf->error_ptr_hi = cpu_to_le32((u32)(address >> 32));
726 tmf->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff));
727 tmf->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE);
729 fib->hbacmd_size = sizeof(*tmf);
730 cmd->SCp.sent_command = 0;
732 status = aac_hba_send(HBA_IU_TYPE_SCSI_TM_REQ, fib,
733 (fib_callback) aac_hba_callback,
736 /* Wait up to 15 secs for completion */
737 for (count = 0; count < 15; ++count) {
738 if (cmd->SCp.sent_command) {
746 pr_err("%s: Host adapter abort request timed out\n",
750 "%s: Host adapter abort request.\n"
751 "%s: Outstanding commands on (%d,%d,%d,%d):\n",
752 AAC_DRIVERNAME, AAC_DRIVERNAME,
753 host->host_no, sdev_channel(dev), sdev_id(dev),
755 switch (cmd->cmnd[0]) {
756 case SERVICE_ACTION_IN_16:
757 if (!(aac->raw_io_interface) ||
759 ((cmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16))
765 * Mark associated FIB to not complete,
766 * eh handler does this
769 count < (host->can_queue + AAC_NUM_MGT_FIB);
771 struct fib *fib = &aac->fibs[count];
773 if (fib->hw_fib_va->header.XferState &&
774 (fib->flags & FIB_CONTEXT_FLAG) &&
775 (fib->callback_data == cmd)) {
777 FIB_CONTEXT_FLAG_TIMED_OUT;
779 AAC_OWNER_ERROR_HANDLER;
784 case TEST_UNIT_READY:
786 * Mark associated FIB to not complete,
787 * eh handler does this
790 count < (host->can_queue + AAC_NUM_MGT_FIB);
792 struct scsi_cmnd *command;
793 struct fib *fib = &aac->fibs[count];
795 command = fib->callback_data;
797 if ((fib->hw_fib_va->header.XferState &
799 (Async | NoResponseExpected)) &&
800 (fib->flags & FIB_CONTEXT_FLAG) &&
802 (command->device == cmd->device)) {
804 FIB_CONTEXT_FLAG_TIMED_OUT;
806 AAC_OWNER_ERROR_HANDLER;
817 static u8 aac_eh_tmf_lun_reset_fib(struct aac_hba_map_info *info,
818 struct fib *fib, u64 tmf_lun)
820 struct aac_hba_tm_req *tmf;
823 /* start a HBA_TMF_LUN_RESET TMF request */
824 tmf = (struct aac_hba_tm_req *)fib->hw_fib_va;
825 memset(tmf, 0, sizeof(*tmf));
826 tmf->tmf = HBA_TMF_LUN_RESET;
827 tmf->it_nexus = info->rmw_nexus;
828 int_to_scsilun(tmf_lun, (struct scsi_lun *)tmf->lun);
830 address = (u64)fib->hw_error_pa;
831 tmf->error_ptr_hi = cpu_to_le32
832 ((u32)(address >> 32));
833 tmf->error_ptr_lo = cpu_to_le32
834 ((u32)(address & 0xffffffff));
835 tmf->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE);
836 fib->hbacmd_size = sizeof(*tmf);
838 return HBA_IU_TYPE_SCSI_TM_REQ;
841 static u8 aac_eh_tmf_hard_reset_fib(struct aac_hba_map_info *info,
844 struct aac_hba_reset_req *rst;
847 /* already tried, start a hard reset now */
848 rst = (struct aac_hba_reset_req *)fib->hw_fib_va;
849 memset(rst, 0, sizeof(*rst));
850 rst->it_nexus = info->rmw_nexus;
852 address = (u64)fib->hw_error_pa;
853 rst->error_ptr_hi = cpu_to_le32((u32)(address >> 32));
854 rst->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff));
855 rst->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE);
856 fib->hbacmd_size = sizeof(*rst);
858 return HBA_IU_TYPE_SATA_REQ;
861 void aac_tmf_callback(void *context, struct fib *fibptr)
863 struct aac_hba_resp *err =
864 &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err;
865 struct aac_hba_map_info *info = context;
868 switch (err->service_response) {
869 case HBA_RESP_SVCRES_TMF_REJECTED:
872 case HBA_RESP_SVCRES_TMF_LUN_INVALID:
875 case HBA_RESP_SVCRES_TMF_COMPLETE:
876 case HBA_RESP_SVCRES_TMF_SUCCEEDED:
883 aac_fib_complete(fibptr);
885 info->reset_state = res;
889 * aac_eh_dev_reset - Device reset command handling
890 * @scsi_cmd: SCSI command block causing the reset
893 static int aac_eh_dev_reset(struct scsi_cmnd *cmd)
895 struct scsi_device * dev = cmd->device;
896 struct Scsi_Host * host = dev->host;
897 struct aac_dev * aac = (struct aac_dev *)host->hostdata;
898 struct aac_hba_map_info *info;
906 bus = aac_logical_to_phys(scmd_channel(cmd));
909 if (bus >= AAC_MAX_BUSES || cid >= AAC_MAX_TARGETS)
912 info = &aac->hba_map[bus][cid];
914 if (info->devtype != AAC_DEVTYPE_NATIVE_RAW &&
915 info->reset_state > 0)
918 pr_err("%s: Host adapter reset request. SCSI hang ?\n",
921 fib = aac_fib_alloc(aac);
925 /* start a HBA_TMF_LUN_RESET TMF request */
926 command = aac_eh_tmf_lun_reset_fib(info, fib, dev->lun);
928 info->reset_state = 1;
930 status = aac_hba_send(command, fib,
931 (fib_callback) aac_tmf_callback,
934 /* Wait up to 15 seconds for completion */
935 for (count = 0; count < 15; ++count) {
936 if (info->reset_state == 0) {
937 ret = info->reset_state == 0 ? SUCCESS : FAILED;
947 * aac_eh_target_reset - Target reset command handling
948 * @scsi_cmd: SCSI command block causing the reset
951 static int aac_eh_target_reset(struct scsi_cmnd *cmd)
953 struct scsi_device * dev = cmd->device;
954 struct Scsi_Host * host = dev->host;
955 struct aac_dev * aac = (struct aac_dev *)host->hostdata;
956 struct aac_hba_map_info *info;
964 bus = aac_logical_to_phys(scmd_channel(cmd));
967 if (bus >= AAC_MAX_BUSES || cid >= AAC_MAX_TARGETS)
970 info = &aac->hba_map[bus][cid];
972 if (info->devtype != AAC_DEVTYPE_NATIVE_RAW &&
973 info->reset_state > 0)
976 pr_err("%s: Host adapter reset request. SCSI hang ?\n",
979 fib = aac_fib_alloc(aac);
984 /* already tried, start a hard reset now */
985 command = aac_eh_tmf_hard_reset_fib(info, fib);
987 info->reset_state = 2;
989 status = aac_hba_send(command, fib,
990 (fib_callback) aac_tmf_callback,
993 /* Wait up to 15 seconds for completion */
994 for (count = 0; count < 15; ++count) {
995 if (info->reset_state <= 0) {
996 ret = info->reset_state == 0 ? SUCCESS : FAILED;
1006 * aac_eh_bus_reset - Bus reset command handling
1007 * @scsi_cmd: SCSI command block causing the reset
1010 static int aac_eh_bus_reset(struct scsi_cmnd* cmd)
1012 struct scsi_device * dev = cmd->device;
1013 struct Scsi_Host * host = dev->host;
1014 struct aac_dev * aac = (struct aac_dev *)host->hostdata;
1020 cmd_bus = aac_logical_to_phys(scmd_channel(cmd));
1021 /* Mark the assoc. FIB to not complete, eh handler does this */
1022 for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
1023 struct fib *fib = &aac->fibs[count];
1025 if (fib->hw_fib_va->header.XferState &&
1026 (fib->flags & FIB_CONTEXT_FLAG) &&
1027 (fib->flags & FIB_CONTEXT_FLAG_SCSI_CMD)) {
1028 struct aac_hba_map_info *info;
1031 cmd = (struct scsi_cmnd *)fib->callback_data;
1032 bus = aac_logical_to_phys(scmd_channel(cmd));
1036 info = &aac->hba_map[bus][cid];
1037 if (bus >= AAC_MAX_BUSES || cid >= AAC_MAX_TARGETS ||
1038 info->devtype != AAC_DEVTYPE_NATIVE_RAW) {
1039 fib->flags |= FIB_CONTEXT_FLAG_EH_RESET;
1040 cmd->SCp.phase = AAC_OWNER_ERROR_HANDLER;
1045 pr_err("%s: Host adapter reset request. SCSI hang ?\n", AAC_DRIVERNAME);
1048 * Check the health of the controller
1050 status = aac_adapter_check_health(aac);
1052 dev_err(&aac->pdev->dev, "Adapter health - %d\n", status);
1054 count = get_num_of_incomplete_fibs(aac);
1055 return (count == 0) ? SUCCESS : FAILED;
1059 * aac_eh_host_reset - Host reset command handling
1060 * @scsi_cmd: SCSI command block causing the reset
1063 int aac_eh_host_reset(struct scsi_cmnd *cmd)
1065 struct scsi_device * dev = cmd->device;
1066 struct Scsi_Host * host = dev->host;
1067 struct aac_dev * aac = (struct aac_dev *)host->hostdata;
1069 __le32 supported_options2 = 0;
1071 bool is_ignore_reset;
1072 bool is_doorbell_reset;
1075 * Check if reset is supported by the firmware
1077 supported_options2 = aac->supplement_adapter_info.supported_options2;
1078 is_mu_reset = supported_options2 & AAC_OPTION_MU_RESET;
1079 is_doorbell_reset = supported_options2 & AAC_OPTION_DOORBELL_RESET;
1080 is_ignore_reset = supported_options2 & AAC_OPTION_IGNORE_RESET;
1082 * This adapter needs a blind reset, only do so for
1083 * Adapters that support a register, instead of a commanded,
1086 if ((is_mu_reset || is_doorbell_reset)
1088 && (aac_check_reset != -1 || !is_ignore_reset)) {
1089 /* Bypass wait for command quiesce */
1090 if (aac_reset_adapter(aac, 2, IOP_HWSOFT_RESET) == 0)
1096 if (ret == SUCCESS) {
1098 struct aac_hba_map_info *info;
1100 for (bus = 0; bus < AAC_MAX_BUSES; bus++) {
1101 for (cid = 0; cid < AAC_MAX_TARGETS; cid++) {
1102 info = &aac->hba_map[bus][cid];
1103 if (info->devtype == AAC_DEVTYPE_NATIVE_RAW)
1104 info->reset_state = 0;
1112 * aac_cfg_open - open a configuration file
1113 * @inode: inode being opened
1114 * @file: file handle attached
1116 * Called when the configuration device is opened. Does the needed
1117 * set up on the handle and then returns
1119 * Bugs: This needs extending to check a given adapter is present
1120 * so we can support hot plugging, and to ref count adapters.
1123 static int aac_cfg_open(struct inode *inode, struct file *file)
1125 struct aac_dev *aac;
1126 unsigned minor_number = iminor(inode);
1129 mutex_lock(&aac_mutex); /* BKL pushdown: nothing else protects this list */
1130 list_for_each_entry(aac, &aac_devices, entry) {
1131 if (aac->id == minor_number) {
1132 file->private_data = aac;
1137 mutex_unlock(&aac_mutex);
1143 * aac_cfg_ioctl - AAC configuration request
1144 * @inode: inode of device
1145 * @file: file handle
1146 * @cmd: ioctl command code
1149 * Handles a configuration ioctl. Currently this involves wrapping it
1150 * up and feeding it into the nasty windowsalike glue layer.
1152 * Bugs: Needs locking against parallel ioctls lower down
1153 * Bugs: Needs to handle hot plugging
1156 static long aac_cfg_ioctl(struct file *file,
1157 unsigned int cmd, unsigned long arg)
1159 struct aac_dev *aac = (struct aac_dev *)file->private_data;
1161 if (!capable(CAP_SYS_RAWIO))
1164 return aac_do_ioctl(aac, cmd, (void __user *)arg);
1167 #ifdef CONFIG_COMPAT
1168 static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long arg)
1172 case FSACTL_MINIPORT_REV_CHECK:
1173 case FSACTL_SENDFIB:
1174 case FSACTL_OPEN_GET_ADAPTER_FIB:
1175 case FSACTL_CLOSE_GET_ADAPTER_FIB:
1176 case FSACTL_SEND_RAW_SRB:
1177 case FSACTL_GET_PCI_INFO:
1178 case FSACTL_QUERY_DISK:
1179 case FSACTL_DELETE_DISK:
1180 case FSACTL_FORCE_DELETE_DISK:
1181 case FSACTL_GET_CONTAINERS:
1182 case FSACTL_SEND_LARGE_FIB:
1183 ret = aac_do_ioctl(dev, cmd, (void __user *)arg);
1186 case FSACTL_GET_NEXT_ADAPTER_FIB: {
1187 struct fib_ioctl __user *f;
1189 f = compat_alloc_user_space(sizeof(*f));
1191 if (clear_user(f, sizeof(*f)))
1193 if (copy_in_user(f, (void __user *)arg, sizeof(struct fib_ioctl) - sizeof(u32)))
1196 ret = aac_do_ioctl(dev, cmd, f);
1207 static int aac_compat_ioctl(struct scsi_device *sdev, unsigned int cmd,
1210 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
1211 if (!capable(CAP_SYS_RAWIO))
1213 return aac_compat_do_ioctl(dev, cmd, (unsigned long)arg);
1216 static long aac_compat_cfg_ioctl(struct file *file, unsigned cmd, unsigned long arg)
1218 if (!capable(CAP_SYS_RAWIO))
1220 return aac_compat_do_ioctl(file->private_data, cmd, arg);
1224 static ssize_t aac_show_model(struct device *device,
1225 struct device_attribute *attr, char *buf)
1227 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
1230 if (dev->supplement_adapter_info.adapter_type_text[0]) {
1231 char *cp = dev->supplement_adapter_info.adapter_type_text;
1232 while (*cp && *cp != ' ')
1236 len = snprintf(buf, PAGE_SIZE, "%s\n", cp);
1238 len = snprintf(buf, PAGE_SIZE, "%s\n",
1239 aac_drivers[dev->cardtype].model);
1243 static ssize_t aac_show_vendor(struct device *device,
1244 struct device_attribute *attr, char *buf)
1246 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
1247 struct aac_supplement_adapter_info *sup_adap_info;
1250 sup_adap_info = &dev->supplement_adapter_info;
1251 if (sup_adap_info->adapter_type_text[0]) {
1252 char *cp = sup_adap_info->adapter_type_text;
1253 while (*cp && *cp != ' ')
1255 len = snprintf(buf, PAGE_SIZE, "%.*s\n",
1256 (int)(cp - (char *)sup_adap_info->adapter_type_text),
1257 sup_adap_info->adapter_type_text);
1259 len = snprintf(buf, PAGE_SIZE, "%s\n",
1260 aac_drivers[dev->cardtype].vname);
1264 static ssize_t aac_show_flags(struct device *cdev,
1265 struct device_attribute *attr, char *buf)
1268 struct aac_dev *dev = (struct aac_dev*)class_to_shost(cdev)->hostdata;
1270 if (nblank(dprintk(x)))
1271 len = snprintf(buf, PAGE_SIZE, "dprintk\n");
1272 #ifdef AAC_DETAILED_STATUS_INFO
1273 len += snprintf(buf + len, PAGE_SIZE - len,
1274 "AAC_DETAILED_STATUS_INFO\n");
1276 if (dev->raw_io_interface && dev->raw_io_64)
1277 len += snprintf(buf + len, PAGE_SIZE - len,
1278 "SAI_READ_CAPACITY_16\n");
1280 len += snprintf(buf + len, PAGE_SIZE - len, "SUPPORTED_JBOD\n");
1281 if (dev->supplement_adapter_info.supported_options2 &
1282 AAC_OPTION_POWER_MANAGEMENT)
1283 len += snprintf(buf + len, PAGE_SIZE - len,
1284 "SUPPORTED_POWER_MANAGEMENT\n");
1286 len += snprintf(buf + len, PAGE_SIZE - len, "PCI_HAS_MSI\n");
1290 static ssize_t aac_show_kernel_version(struct device *device,
1291 struct device_attribute *attr,
1294 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
1297 tmp = le32_to_cpu(dev->adapter_info.kernelrev);
1298 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
1299 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
1300 le32_to_cpu(dev->adapter_info.kernelbuild));
1304 static ssize_t aac_show_monitor_version(struct device *device,
1305 struct device_attribute *attr,
1308 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
1311 tmp = le32_to_cpu(dev->adapter_info.monitorrev);
1312 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
1313 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
1314 le32_to_cpu(dev->adapter_info.monitorbuild));
1318 static ssize_t aac_show_bios_version(struct device *device,
1319 struct device_attribute *attr,
1322 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
1325 tmp = le32_to_cpu(dev->adapter_info.biosrev);
1326 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
1327 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
1328 le32_to_cpu(dev->adapter_info.biosbuild));
1332 static ssize_t aac_show_driver_version(struct device *device,
1333 struct device_attribute *attr,
1336 return snprintf(buf, PAGE_SIZE, "%s\n", aac_driver_version);
1339 static ssize_t aac_show_serial_number(struct device *device,
1340 struct device_attribute *attr, char *buf)
1342 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
1345 if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0)
1346 len = snprintf(buf, 16, "%06X\n",
1347 le32_to_cpu(dev->adapter_info.serial[0]));
1349 !memcmp(&dev->supplement_adapter_info.mfg_pcba_serial_no[
1350 sizeof(dev->supplement_adapter_info.mfg_pcba_serial_no)-len],
1352 len = snprintf(buf, 16, "%.*s\n",
1353 (int)sizeof(dev->supplement_adapter_info.mfg_pcba_serial_no),
1354 dev->supplement_adapter_info.mfg_pcba_serial_no);
1356 return min(len, 16);
1359 static ssize_t aac_show_max_channel(struct device *device,
1360 struct device_attribute *attr, char *buf)
1362 return snprintf(buf, PAGE_SIZE, "%d\n",
1363 class_to_shost(device)->max_channel);
1366 static ssize_t aac_show_max_id(struct device *device,
1367 struct device_attribute *attr, char *buf)
1369 return snprintf(buf, PAGE_SIZE, "%d\n",
1370 class_to_shost(device)->max_id);
1373 static ssize_t aac_store_reset_adapter(struct device *device,
1374 struct device_attribute *attr,
1375 const char *buf, size_t count)
1377 int retval = -EACCES;
1379 if (!capable(CAP_SYS_ADMIN))
1382 retval = aac_reset_adapter(shost_priv(class_to_shost(device)),
1383 buf[0] == '!', IOP_HWSOFT_RESET);
1390 static ssize_t aac_show_reset_adapter(struct device *device,
1391 struct device_attribute *attr,
1394 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
1397 tmp = aac_adapter_check_health(dev);
1398 if ((tmp == 0) && dev->in_reset)
1400 len = snprintf(buf, PAGE_SIZE, "0x%x\n", tmp);
1404 static struct device_attribute aac_model = {
1409 .show = aac_show_model,
1411 static struct device_attribute aac_vendor = {
1416 .show = aac_show_vendor,
1418 static struct device_attribute aac_flags = {
1423 .show = aac_show_flags,
1425 static struct device_attribute aac_kernel_version = {
1427 .name = "hba_kernel_version",
1430 .show = aac_show_kernel_version,
1432 static struct device_attribute aac_monitor_version = {
1434 .name = "hba_monitor_version",
1437 .show = aac_show_monitor_version,
1439 static struct device_attribute aac_bios_version = {
1441 .name = "hba_bios_version",
1444 .show = aac_show_bios_version,
1446 static struct device_attribute aac_lld_version = {
1448 .name = "driver_version",
1451 .show = aac_show_driver_version,
1453 static struct device_attribute aac_serial_number = {
1455 .name = "serial_number",
1458 .show = aac_show_serial_number,
1460 static struct device_attribute aac_max_channel = {
1462 .name = "max_channel",
1465 .show = aac_show_max_channel,
1467 static struct device_attribute aac_max_id = {
1472 .show = aac_show_max_id,
1474 static struct device_attribute aac_reset = {
1476 .name = "reset_host",
1477 .mode = S_IWUSR|S_IRUGO,
1479 .store = aac_store_reset_adapter,
1480 .show = aac_show_reset_adapter,
1483 static struct device_attribute *aac_attrs[] = {
1487 &aac_kernel_version,
1488 &aac_monitor_version,
1498 ssize_t aac_get_serial_number(struct device *device, char *buf)
1500 return aac_show_serial_number(device, &aac_serial_number, buf);
1503 static const struct file_operations aac_cfg_fops = {
1504 .owner = THIS_MODULE,
1505 .unlocked_ioctl = aac_cfg_ioctl,
1506 #ifdef CONFIG_COMPAT
1507 .compat_ioctl = aac_compat_cfg_ioctl,
1509 .open = aac_cfg_open,
1510 .llseek = noop_llseek,
1513 static struct scsi_host_template aac_driver_template = {
1514 .module = THIS_MODULE,
1516 .proc_name = AAC_DRIVERNAME,
1519 #ifdef CONFIG_COMPAT
1520 .compat_ioctl = aac_compat_ioctl,
1522 .queuecommand = aac_queuecommand,
1523 .bios_param = aac_biosparm,
1524 .shost_attrs = aac_attrs,
1525 .slave_configure = aac_slave_configure,
1526 .change_queue_depth = aac_change_queue_depth,
1527 .sdev_attrs = aac_dev_attrs,
1528 .eh_abort_handler = aac_eh_abort,
1529 .eh_device_reset_handler = aac_eh_dev_reset,
1530 .eh_target_reset_handler = aac_eh_target_reset,
1531 .eh_bus_reset_handler = aac_eh_bus_reset,
1532 .eh_host_reset_handler = aac_eh_host_reset,
1533 .can_queue = AAC_NUM_IO_FIB,
1534 .this_id = MAXIMUM_NUM_CONTAINERS,
1537 #if (AAC_NUM_IO_FIB > 256)
1540 .cmd_per_lun = AAC_NUM_IO_FIB,
1546 static void __aac_shutdown(struct aac_dev * aac)
1550 mutex_lock(&aac->ioctl_mutex);
1551 aac->adapter_shutdown = 1;
1552 mutex_unlock(&aac->ioctl_mutex);
1554 if (aac->aif_thread) {
1556 /* Clear out events first */
1557 for (i = 0; i < (aac->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB); i++) {
1558 struct fib *fib = &aac->fibs[i];
1559 if (!(fib->hw_fib_va->header.XferState & cpu_to_le32(NoResponseExpected | Async)) &&
1560 (fib->hw_fib_va->header.XferState & cpu_to_le32(ResponseExpected)))
1561 complete(&fib->event_wait);
1563 kthread_stop(aac->thread);
1567 aac_send_shutdown(aac);
1569 aac_adapter_disable_int(aac);
1571 if (aac_is_src(aac)) {
1572 if (aac->max_msix > 1) {
1573 for (i = 0; i < aac->max_msix; i++) {
1574 free_irq(pci_irq_vector(aac->pdev, i),
1575 &(aac->aac_msix[i]));
1578 free_irq(aac->pdev->irq,
1579 &(aac->aac_msix[0]));
1582 free_irq(aac->pdev->irq, aac);
1585 pci_disable_msi(aac->pdev);
1586 else if (aac->max_msix > 1)
1587 pci_disable_msix(aac->pdev);
1589 static void aac_init_char(void)
1591 aac_cfg_major = register_chrdev(0, "aac", &aac_cfg_fops);
1592 if (aac_cfg_major < 0) {
1593 pr_err("aacraid: unable to register \"aac\" device.\n");
1597 void aac_reinit_aif(struct aac_dev *aac, unsigned int index)
1600 * Firmware may send a AIF messages very early and the Driver may have
1601 * ignored as it is not fully ready to process the messages. Send
1602 * AIF to firmware so that if there are any unprocessed events they
1603 * can be processed now.
1605 if (aac_drivers[index].quirks & AAC_QUIRK_SRC)
1606 aac_intr_normal(aac, 0, 2, 0, NULL);
1610 static int aac_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
1612 unsigned index = id->driver_data;
1613 struct Scsi_Host *shost;
1614 struct aac_dev *aac;
1615 struct list_head *insert = &aac_devices;
1616 int error = -ENODEV;
1620 extern int aac_sync_mode;
1623 * Only series 7 needs freset.
1625 if (pdev->device == PMC_DEVICE_S7)
1626 pdev->needs_freset = 1;
1628 list_for_each_entry(aac, &aac_devices, entry) {
1629 if (aac->id > unique_id)
1631 insert = &aac->entry;
1635 pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1 |
1636 PCIE_LINK_STATE_CLKPM);
1638 error = pci_enable_device(pdev);
1643 if (!(aac_drivers[index].quirks & AAC_QUIRK_SRC)) {
1644 error = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
1646 dev_err(&pdev->dev, "PCI 32 BIT dma mask set failed");
1647 goto out_disable_pdev;
1652 * If the quirk31 bit is set, the adapter needs adapter
1653 * to driver communication memory to be allocated below 2gig
1655 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) {
1656 dmamask = DMA_BIT_MASK(31);
1659 dmamask = DMA_BIT_MASK(32);
1663 error = pci_set_consistent_dma_mask(pdev, dmamask);
1665 dev_err(&pdev->dev, "PCI %d B consistent dma mask set failed\n"
1667 goto out_disable_pdev;
1670 pci_set_master(pdev);
1672 shost = scsi_host_alloc(&aac_driver_template, sizeof(struct aac_dev));
1674 goto out_disable_pdev;
1676 shost->irq = pdev->irq;
1677 shost->unique_id = unique_id;
1678 shost->max_cmd_len = 16;
1679 shost->use_cmd_list = 1;
1681 if (aac_cfg_major == AAC_CHARDEV_NEEDS_REINIT)
1684 aac = (struct aac_dev *)shost->hostdata;
1685 aac->base_start = pci_resource_start(pdev, 0);
1686 aac->scsi_host_ptr = shost;
1688 aac->name = aac_driver_template.name;
1689 aac->id = shost->unique_id;
1690 aac->cardtype = index;
1691 INIT_LIST_HEAD(&aac->entry);
1693 if (aac_reset_devices || reset_devices)
1694 aac->init_reset = true;
1696 aac->fibs = kcalloc(shost->can_queue + AAC_NUM_MGT_FIB,
1701 spin_lock_init(&aac->fib_lock);
1703 mutex_init(&aac->ioctl_mutex);
1704 mutex_init(&aac->scan_mutex);
1706 INIT_DELAYED_WORK(&aac->safw_rescan_work, aac_safw_rescan_worker);
1707 INIT_DELAYED_WORK(&aac->src_reinit_aif_worker,
1708 aac_src_reinit_aif_worker);
1710 * Map in the registers from the adapter.
1712 aac->base_size = AAC_MIN_FOOTPRINT_SIZE;
1713 if ((*aac_drivers[index].init)(aac)) {
1718 if (aac->sync_mode) {
1720 printk(KERN_INFO "%s%d: Sync. mode enforced "
1721 "by driver parameter. This will cause "
1722 "a significant performance decrease!\n",
1726 printk(KERN_INFO "%s%d: Async. mode not supported "
1727 "by current driver, sync. mode enforced."
1728 "\nPlease update driver to get full performance.\n",
1734 * Start any kernel threads needed
1736 aac->thread = kthread_run(aac_command_thread, aac, AAC_DRIVERNAME);
1737 if (IS_ERR(aac->thread)) {
1738 printk(KERN_ERR "aacraid: Unable to create command thread.\n");
1739 error = PTR_ERR(aac->thread);
1744 aac->maximum_num_channels = aac_drivers[index].channels;
1745 error = aac_get_adapter_info(aac);
1750 * Lets override negotiations and drop the maximum SG limit to 34
1752 if ((aac_drivers[index].quirks & AAC_QUIRK_34SG) &&
1753 (shost->sg_tablesize > 34)) {
1754 shost->sg_tablesize = 34;
1755 shost->max_sectors = (shost->sg_tablesize * 8) + 112;
1758 if ((aac_drivers[index].quirks & AAC_QUIRK_17SG) &&
1759 (shost->sg_tablesize > 17)) {
1760 shost->sg_tablesize = 17;
1761 shost->max_sectors = (shost->sg_tablesize * 8) + 112;
1764 if (aac->adapter_info.options & AAC_OPT_NEW_COMM)
1765 shost->max_segment_size = shost->max_sectors << 9;
1767 shost->max_segment_size = 65536;
1770 * Firmware printf works only with older firmware.
1772 if (aac_drivers[index].quirks & AAC_QUIRK_34SG)
1773 aac->printf_enabled = 1;
1775 aac->printf_enabled = 0;
1778 * max channel will be the physical channels plus 1 virtual channel
1779 * all containers are on the virtual channel 0 (CONTAINER_CHANNEL)
1780 * physical channels are address by their actual physical number+1
1782 if (aac->nondasd_support || expose_physicals || aac->jbod)
1783 shost->max_channel = aac->maximum_num_channels;
1785 shost->max_channel = 0;
1787 aac_get_config_status(aac, 0);
1788 aac_get_containers(aac);
1789 list_add(&aac->entry, insert);
1791 shost->max_id = aac->maximum_num_containers;
1792 if (shost->max_id < aac->maximum_num_physicals)
1793 shost->max_id = aac->maximum_num_physicals;
1794 if (shost->max_id < MAXIMUM_NUM_CONTAINERS)
1795 shost->max_id = MAXIMUM_NUM_CONTAINERS;
1797 shost->this_id = shost->max_id;
1799 if (!aac->sa_firmware && aac_drivers[index].quirks & AAC_QUIRK_SRC)
1800 aac_intr_normal(aac, 0, 2, 0, NULL);
1803 * dmb - we may need to move the setting of these parms somewhere else once
1804 * we get a fib that can report the actual numbers
1806 shost->max_lun = AAC_MAX_LUN;
1808 pci_set_drvdata(pdev, shost);
1810 error = scsi_add_host(shost, &pdev->dev);
1816 pci_enable_pcie_error_reporting(pdev);
1817 pci_save_state(pdev);
1822 __aac_shutdown(aac);
1824 aac_fib_map_free(aac);
1826 dma_free_coherent(&aac->pdev->dev, aac->comm_size,
1827 aac->comm_addr, aac->comm_phys);
1829 aac_adapter_ioremap(aac, 0);
1831 kfree(aac->fsa_dev);
1833 scsi_host_put(shost);
1835 pci_disable_device(pdev);
1840 static void aac_release_resources(struct aac_dev *aac)
1842 aac_adapter_disable_int(aac);
1846 static int aac_acquire_resources(struct aac_dev *dev)
1848 unsigned long status;
1850 * First clear out all interrupts. Then enable the one's that we
1853 while (!((status = src_readl(dev, MUnit.OMR)) & KERNEL_UP_AND_RUNNING)
1854 || status == 0xffffffff)
1857 aac_adapter_disable_int(dev);
1858 aac_adapter_enable_int(dev);
1861 if (aac_is_src(dev))
1862 aac_define_int_mode(dev);
1864 if (dev->msi_enabled)
1865 aac_src_access_devreg(dev, AAC_ENABLE_MSIX);
1867 if (aac_acquire_irq(dev))
1870 aac_adapter_enable_int(dev);
1872 /*max msix may change after EEH
1873 * Re-assign vectors to fibs
1875 aac_fib_vector_assign(dev);
1877 if (!dev->sync_mode) {
1878 /* After EEH recovery or suspend resume, max_msix count
1879 * may change, therefore updating in init as well.
1881 dev->init->r7.no_of_msix_vectors = cpu_to_le32(dev->max_msix);
1882 aac_adapter_start(dev);
1891 #if (defined(CONFIG_PM))
1892 static int aac_suspend(struct pci_dev *pdev, pm_message_t state)
1895 struct Scsi_Host *shost = pci_get_drvdata(pdev);
1896 struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
1898 scsi_block_requests(shost);
1899 aac_cancel_rescan_worker(aac);
1900 aac_send_shutdown(aac);
1902 aac_release_resources(aac);
1904 pci_set_drvdata(pdev, shost);
1905 pci_save_state(pdev);
1906 pci_disable_device(pdev);
1907 pci_set_power_state(pdev, pci_choose_state(pdev, state));
1912 static int aac_resume(struct pci_dev *pdev)
1914 struct Scsi_Host *shost = pci_get_drvdata(pdev);
1915 struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
1918 pci_set_power_state(pdev, PCI_D0);
1919 pci_enable_wake(pdev, PCI_D0, 0);
1920 pci_restore_state(pdev);
1921 r = pci_enable_device(pdev);
1926 pci_set_master(pdev);
1927 if (aac_acquire_resources(aac))
1930 * reset this flag to unblock ioctl() as it was set at
1931 * aac_send_shutdown() to block ioctls from upperlayer
1933 aac->adapter_shutdown = 0;
1934 scsi_unblock_requests(shost);
1939 printk(KERN_INFO "%s%d: resume failed.\n", aac->name, aac->id);
1940 scsi_host_put(shost);
1941 pci_disable_device(pdev);
1946 static void aac_shutdown(struct pci_dev *dev)
1948 struct Scsi_Host *shost = pci_get_drvdata(dev);
1949 scsi_block_requests(shost);
1950 __aac_shutdown((struct aac_dev *)shost->hostdata);
1953 static void aac_remove_one(struct pci_dev *pdev)
1955 struct Scsi_Host *shost = pci_get_drvdata(pdev);
1956 struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
1958 aac_cancel_rescan_worker(aac);
1959 scsi_remove_host(shost);
1961 __aac_shutdown(aac);
1962 aac_fib_map_free(aac);
1963 dma_free_coherent(&aac->pdev->dev, aac->comm_size, aac->comm_addr,
1967 aac_adapter_ioremap(aac, 0);
1970 kfree(aac->fsa_dev);
1972 list_del(&aac->entry);
1973 scsi_host_put(shost);
1974 pci_disable_device(pdev);
1975 if (list_empty(&aac_devices)) {
1976 unregister_chrdev(aac_cfg_major, "aac");
1977 aac_cfg_major = AAC_CHARDEV_NEEDS_REINIT;
1981 static void aac_flush_ios(struct aac_dev *aac)
1984 struct scsi_cmnd *cmd;
1986 for (i = 0; i < aac->scsi_host_ptr->can_queue; i++) {
1987 cmd = (struct scsi_cmnd *)aac->fibs[i].callback_data;
1988 if (cmd && (cmd->SCp.phase == AAC_OWNER_FIRMWARE)) {
1989 scsi_dma_unmap(cmd);
1991 if (aac->handle_pci_error)
1992 cmd->result = DID_NO_CONNECT << 16;
1994 cmd->result = DID_RESET << 16;
1996 cmd->scsi_done(cmd);
2001 static pci_ers_result_t aac_pci_error_detected(struct pci_dev *pdev,
2002 enum pci_channel_state error)
2004 struct Scsi_Host *shost = pci_get_drvdata(pdev);
2005 struct aac_dev *aac = shost_priv(shost);
2007 dev_err(&pdev->dev, "aacraid: PCI error detected %x\n", error);
2010 case pci_channel_io_normal:
2011 return PCI_ERS_RESULT_CAN_RECOVER;
2012 case pci_channel_io_frozen:
2013 aac->handle_pci_error = 1;
2015 scsi_block_requests(aac->scsi_host_ptr);
2016 aac_cancel_rescan_worker(aac);
2018 aac_release_resources(aac);
2020 pci_disable_pcie_error_reporting(pdev);
2021 aac_adapter_ioremap(aac, 0);
2023 return PCI_ERS_RESULT_NEED_RESET;
2024 case pci_channel_io_perm_failure:
2025 aac->handle_pci_error = 1;
2028 return PCI_ERS_RESULT_DISCONNECT;
2031 return PCI_ERS_RESULT_NEED_RESET;
2034 static pci_ers_result_t aac_pci_mmio_enabled(struct pci_dev *pdev)
2036 dev_err(&pdev->dev, "aacraid: PCI error - mmio enabled\n");
2037 return PCI_ERS_RESULT_NEED_RESET;
2040 static pci_ers_result_t aac_pci_slot_reset(struct pci_dev *pdev)
2042 dev_err(&pdev->dev, "aacraid: PCI error - slot reset\n");
2043 pci_restore_state(pdev);
2044 if (pci_enable_device(pdev)) {
2045 dev_warn(&pdev->dev,
2046 "aacraid: failed to enable slave\n");
2050 pci_set_master(pdev);
2052 if (pci_enable_device_mem(pdev)) {
2053 dev_err(&pdev->dev, "pci_enable_device_mem failed\n");
2057 return PCI_ERS_RESULT_RECOVERED;
2060 dev_err(&pdev->dev, "aacraid: PCI error - slot reset failed\n");
2061 return PCI_ERS_RESULT_DISCONNECT;
2065 static void aac_pci_resume(struct pci_dev *pdev)
2067 struct Scsi_Host *shost = pci_get_drvdata(pdev);
2068 struct scsi_device *sdev = NULL;
2069 struct aac_dev *aac = (struct aac_dev *)shost_priv(shost);
2071 if (aac_adapter_ioremap(aac, aac->base_size)) {
2073 dev_err(&pdev->dev, "aacraid: ioremap failed\n");
2074 /* remap failed, go back ... */
2075 aac->comm_interface = AAC_COMM_PRODUCER;
2076 if (aac_adapter_ioremap(aac, AAC_MIN_FOOTPRINT_SIZE)) {
2077 dev_warn(&pdev->dev,
2078 "aacraid: unable to map adapter.\n");
2086 aac_acquire_resources(aac);
2089 * reset this flag to unblock ioctl() as it was set
2090 * at aac_send_shutdown() to block ioctls from upperlayer
2092 aac->adapter_shutdown = 0;
2093 aac->handle_pci_error = 0;
2095 shost_for_each_device(sdev, shost)
2096 if (sdev->sdev_state == SDEV_OFFLINE)
2097 sdev->sdev_state = SDEV_RUNNING;
2098 scsi_unblock_requests(aac->scsi_host_ptr);
2100 pci_save_state(pdev);
2102 dev_err(&pdev->dev, "aacraid: PCI error - resume\n");
2105 static struct pci_error_handlers aac_pci_err_handler = {
2106 .error_detected = aac_pci_error_detected,
2107 .mmio_enabled = aac_pci_mmio_enabled,
2108 .slot_reset = aac_pci_slot_reset,
2109 .resume = aac_pci_resume,
2112 static struct pci_driver aac_pci_driver = {
2113 .name = AAC_DRIVERNAME,
2114 .id_table = aac_pci_tbl,
2115 .probe = aac_probe_one,
2116 .remove = aac_remove_one,
2117 #if (defined(CONFIG_PM))
2118 .suspend = aac_suspend,
2119 .resume = aac_resume,
2121 .shutdown = aac_shutdown,
2122 .err_handler = &aac_pci_err_handler,
2125 static int __init aac_init(void)
2129 printk(KERN_INFO "Adaptec %s driver %s\n",
2130 AAC_DRIVERNAME, aac_driver_version);
2132 error = pci_register_driver(&aac_pci_driver);
2142 static void __exit aac_exit(void)
2144 if (aac_cfg_major > -1)
2145 unregister_chrdev(aac_cfg_major, "aac");
2146 pci_unregister_driver(&aac_pci_driver);
2149 module_init(aac_init);
2150 module_exit(aac_exit);