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2072 lines
60 KiB
2072 lines
60 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* Adaptec AAC series RAID controller driver |
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* (c) Copyright 2001 Red Hat Inc. |
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* |
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* based on the old aacraid driver that is.. |
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* Adaptec aacraid device driver for Linux. |
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* |
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* Copyright (c) 2000-2010 Adaptec, Inc. |
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* 2010-2015 PMC-Sierra, Inc. ([email protected]) |
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* 2016-2017 Microsemi Corp. ([email protected]) |
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* |
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* Module Name: |
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* linit.c |
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* |
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* Abstract: Linux Driver entry module for Adaptec RAID Array Controller |
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*/ |
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#include <linux/compat.h> |
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#include <linux/blkdev.h> |
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#include <linux/completion.h> |
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#include <linux/init.h> |
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#include <linux/interrupt.h> |
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#include <linux/kernel.h> |
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#include <linux/module.h> |
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#include <linux/moduleparam.h> |
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#include <linux/pci.h> |
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#include <linux/aer.h> |
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#include <linux/slab.h> |
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#include <linux/mutex.h> |
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#include <linux/spinlock.h> |
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#include <linux/syscalls.h> |
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#include <linux/delay.h> |
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#include <linux/kthread.h> |
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#include <linux/msdos_partition.h> |
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#include <scsi/scsi.h> |
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#include <scsi/scsi_cmnd.h> |
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#include <scsi/scsi_device.h> |
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#include <scsi/scsi_host.h> |
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#include <scsi/scsi_tcq.h> |
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#include <scsi/scsicam.h> |
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#include <scsi/scsi_eh.h> |
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#include "aacraid.h" |
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#define AAC_DRIVER_VERSION "1.2.1" |
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#ifndef AAC_DRIVER_BRANCH |
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#define AAC_DRIVER_BRANCH "" |
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#endif |
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#define AAC_DRIVERNAME "aacraid" |
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#ifdef AAC_DRIVER_BUILD |
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#define _str(x) #x |
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#define str(x) _str(x) |
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#define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION "[" str(AAC_DRIVER_BUILD) "]" AAC_DRIVER_BRANCH |
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#else |
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#define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION AAC_DRIVER_BRANCH |
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#endif |
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MODULE_AUTHOR("Red Hat Inc and Adaptec"); |
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MODULE_DESCRIPTION("Dell PERC2, 2/Si, 3/Si, 3/Di, " |
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"Adaptec Advanced Raid Products, " |
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"HP NetRAID-4M, IBM ServeRAID & ICP SCSI driver"); |
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MODULE_LICENSE("GPL"); |
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MODULE_VERSION(AAC_DRIVER_FULL_VERSION); |
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static DEFINE_MUTEX(aac_mutex); |
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static LIST_HEAD(aac_devices); |
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static int aac_cfg_major = AAC_CHARDEV_UNREGISTERED; |
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char aac_driver_version[] = AAC_DRIVER_FULL_VERSION; |
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/* |
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* Because of the way Linux names scsi devices, the order in this table has |
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* become important. Check for on-board Raid first, add-in cards second. |
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* |
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* Note: The last field is used to index into aac_drivers below. |
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*/ |
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static const struct pci_device_id aac_pci_tbl[] = { |
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{ 0x1028, 0x0001, 0x1028, 0x0001, 0, 0, 0 }, /* PERC 2/Si (Iguana/PERC2Si) */ |
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{ 0x1028, 0x0002, 0x1028, 0x0002, 0, 0, 1 }, /* PERC 3/Di (Opal/PERC3Di) */ |
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{ 0x1028, 0x0003, 0x1028, 0x0003, 0, 0, 2 }, /* PERC 3/Si (SlimFast/PERC3Si */ |
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{ 0x1028, 0x0004, 0x1028, 0x00d0, 0, 0, 3 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */ |
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{ 0x1028, 0x0002, 0x1028, 0x00d1, 0, 0, 4 }, /* PERC 3/Di (Viper/PERC3DiV) */ |
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{ 0x1028, 0x0002, 0x1028, 0x00d9, 0, 0, 5 }, /* PERC 3/Di (Lexus/PERC3DiL) */ |
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{ 0x1028, 0x000a, 0x1028, 0x0106, 0, 0, 6 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */ |
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{ 0x1028, 0x000a, 0x1028, 0x011b, 0, 0, 7 }, /* PERC 3/Di (Dagger/PERC3DiD) */ |
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{ 0x1028, 0x000a, 0x1028, 0x0121, 0, 0, 8 }, /* PERC 3/Di (Boxster/PERC3DiB) */ |
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{ 0x9005, 0x0283, 0x9005, 0x0283, 0, 0, 9 }, /* catapult */ |
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{ 0x9005, 0x0284, 0x9005, 0x0284, 0, 0, 10 }, /* tomcat */ |
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{ 0x9005, 0x0285, 0x9005, 0x0286, 0, 0, 11 }, /* Adaptec 2120S (Crusader) */ |
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{ 0x9005, 0x0285, 0x9005, 0x0285, 0, 0, 12 }, /* Adaptec 2200S (Vulcan) */ |
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{ 0x9005, 0x0285, 0x9005, 0x0287, 0, 0, 13 }, /* Adaptec 2200S (Vulcan-2m) */ |
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{ 0x9005, 0x0285, 0x17aa, 0x0286, 0, 0, 14 }, /* Legend S220 (Legend Crusader) */ |
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{ 0x9005, 0x0285, 0x17aa, 0x0287, 0, 0, 15 }, /* Legend S230 (Legend Vulcan) */ |
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{ 0x9005, 0x0285, 0x9005, 0x0288, 0, 0, 16 }, /* Adaptec 3230S (Harrier) */ |
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{ 0x9005, 0x0285, 0x9005, 0x0289, 0, 0, 17 }, /* Adaptec 3240S (Tornado) */ |
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{ 0x9005, 0x0285, 0x9005, 0x028a, 0, 0, 18 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */ |
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{ 0x9005, 0x0285, 0x9005, 0x028b, 0, 0, 19 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */ |
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{ 0x9005, 0x0286, 0x9005, 0x028c, 0, 0, 20 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */ |
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{ 0x9005, 0x0286, 0x9005, 0x028d, 0, 0, 21 }, /* ASR-2130S (Lancer) */ |
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{ 0x9005, 0x0286, 0x9005, 0x029b, 0, 0, 22 }, /* AAR-2820SA (Intruder) */ |
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{ 0x9005, 0x0286, 0x9005, 0x029c, 0, 0, 23 }, /* AAR-2620SA (Intruder) */ |
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{ 0x9005, 0x0286, 0x9005, 0x029d, 0, 0, 24 }, /* AAR-2420SA (Intruder) */ |
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{ 0x9005, 0x0286, 0x9005, 0x029e, 0, 0, 25 }, /* ICP9024RO (Lancer) */ |
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{ 0x9005, 0x0286, 0x9005, 0x029f, 0, 0, 26 }, /* ICP9014RO (Lancer) */ |
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{ 0x9005, 0x0286, 0x9005, 0x02a0, 0, 0, 27 }, /* ICP9047MA (Lancer) */ |
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{ 0x9005, 0x0286, 0x9005, 0x02a1, 0, 0, 28 }, /* ICP9087MA (Lancer) */ |
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{ 0x9005, 0x0286, 0x9005, 0x02a3, 0, 0, 29 }, /* ICP5445AU (Hurricane44) */ |
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{ 0x9005, 0x0285, 0x9005, 0x02a4, 0, 0, 30 }, /* ICP9085LI (Marauder-X) */ |
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{ 0x9005, 0x0285, 0x9005, 0x02a5, 0, 0, 31 }, /* ICP5085BR (Marauder-E) */ |
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{ 0x9005, 0x0286, 0x9005, 0x02a6, 0, 0, 32 }, /* ICP9067MA (Intruder-6) */ |
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{ 0x9005, 0x0287, 0x9005, 0x0800, 0, 0, 33 }, /* Themisto Jupiter Platform */ |
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{ 0x9005, 0x0200, 0x9005, 0x0200, 0, 0, 33 }, /* Themisto Jupiter Platform */ |
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{ 0x9005, 0x0286, 0x9005, 0x0800, 0, 0, 34 }, /* Callisto Jupiter Platform */ |
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{ 0x9005, 0x0285, 0x9005, 0x028e, 0, 0, 35 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */ |
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{ 0x9005, 0x0285, 0x9005, 0x028f, 0, 0, 36 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */ |
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{ 0x9005, 0x0285, 0x9005, 0x0290, 0, 0, 37 }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */ |
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{ 0x9005, 0x0285, 0x1028, 0x0291, 0, 0, 38 }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */ |
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{ 0x9005, 0x0285, 0x9005, 0x0292, 0, 0, 39 }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */ |
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{ 0x9005, 0x0285, 0x9005, 0x0293, 0, 0, 40 }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */ |
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{ 0x9005, 0x0285, 0x9005, 0x0294, 0, 0, 41 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */ |
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{ 0x9005, 0x0285, 0x103C, 0x3227, 0, 0, 42 }, /* AAR-2610SA PCI SATA 6ch */ |
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{ 0x9005, 0x0285, 0x9005, 0x0296, 0, 0, 43 }, /* ASR-2240S (SabreExpress) */ |
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{ 0x9005, 0x0285, 0x9005, 0x0297, 0, 0, 44 }, /* ASR-4005 */ |
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{ 0x9005, 0x0285, 0x1014, 0x02F2, 0, 0, 45 }, /* IBM 8i (AvonPark) */ |
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{ 0x9005, 0x0285, 0x1014, 0x0312, 0, 0, 45 }, /* IBM 8i (AvonPark Lite) */ |
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{ 0x9005, 0x0286, 0x1014, 0x9580, 0, 0, 46 }, /* IBM 8k/8k-l8 (Aurora) */ |
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{ 0x9005, 0x0286, 0x1014, 0x9540, 0, 0, 47 }, /* IBM 8k/8k-l4 (Aurora Lite) */ |
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{ 0x9005, 0x0285, 0x9005, 0x0298, 0, 0, 48 }, /* ASR-4000 (BlackBird) */ |
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{ 0x9005, 0x0285, 0x9005, 0x0299, 0, 0, 49 }, /* ASR-4800SAS (Marauder-X) */ |
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{ 0x9005, 0x0285, 0x9005, 0x029a, 0, 0, 50 }, /* ASR-4805SAS (Marauder-E) */ |
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{ 0x9005, 0x0286, 0x9005, 0x02a2, 0, 0, 51 }, /* ASR-3800 (Hurricane44) */ |
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{ 0x9005, 0x0285, 0x1028, 0x0287, 0, 0, 52 }, /* Perc 320/DC*/ |
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{ 0x1011, 0x0046, 0x9005, 0x0365, 0, 0, 53 }, /* Adaptec 5400S (Mustang)*/ |
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{ 0x1011, 0x0046, 0x9005, 0x0364, 0, 0, 54 }, /* Adaptec 5400S (Mustang)*/ |
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{ 0x1011, 0x0046, 0x9005, 0x1364, 0, 0, 55 }, /* Dell PERC2/QC */ |
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{ 0x1011, 0x0046, 0x103c, 0x10c2, 0, 0, 56 }, /* HP NetRAID-4M */ |
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{ 0x9005, 0x0285, 0x1028, PCI_ANY_ID, 0, 0, 57 }, /* Dell Catchall */ |
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{ 0x9005, 0x0285, 0x17aa, PCI_ANY_ID, 0, 0, 58 }, /* Legend Catchall */ |
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{ 0x9005, 0x0285, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 59 }, /* Adaptec Catch All */ |
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{ 0x9005, 0x0286, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 60 }, /* Adaptec Rocket Catch All */ |
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{ 0x9005, 0x0288, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 61 }, /* Adaptec NEMER/ARK Catch All */ |
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{ 0x9005, 0x028b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 62 }, /* Adaptec PMC Series 6 (Tupelo) */ |
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{ 0x9005, 0x028c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 63 }, /* Adaptec PMC Series 7 (Denali) */ |
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{ 0x9005, 0x028d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 64 }, /* Adaptec PMC Series 8 */ |
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{ 0,} |
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}; |
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MODULE_DEVICE_TABLE(pci, aac_pci_tbl); |
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/* |
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* dmb - For now we add the number of channels to this structure. |
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* In the future we should add a fib that reports the number of channels |
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* for the card. At that time we can remove the channels from here |
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*/ |
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static struct aac_driver_ident aac_drivers[] = { |
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{ aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 2/Si (Iguana/PERC2Si) */ |
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{ aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Opal/PERC3Di) */ |
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{ aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Si (SlimFast/PERC3Si */ |
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{ aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */ |
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{ aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Viper/PERC3DiV) */ |
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{ aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Lexus/PERC3DiL) */ |
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{ aac_rx_init, "percraid", "DELL ", "PERCRAID ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */ |
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{ aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Dagger/PERC3DiD) */ |
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{ aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Boxster/PERC3DiB) */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "catapult ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* catapult */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "tomcat ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* tomcat */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2120S (Crusader) */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan) */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan-2m) */ |
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{ aac_rx_init, "aacraid", "Legend ", "Legend S220 ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S220 (Legend Crusader) */ |
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{ aac_rx_init, "aacraid", "Legend ", "Legend S230 ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S230 (Legend Vulcan) */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3230S ", 2 }, /* Adaptec 3230S (Harrier) */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3240S ", 2 }, /* Adaptec 3240S (Tornado) */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020ZCR ", 2 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025ZCR ", 2 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */ |
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{ aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2230S PCI-X ", 2 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */ |
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{ aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2130S PCI-X ", 1 }, /* ASR-2130S (Lancer) */ |
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{ aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2820SA ", 1 }, /* AAR-2820SA (Intruder) */ |
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{ aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2620SA ", 1 }, /* AAR-2620SA (Intruder) */ |
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{ aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2420SA ", 1 }, /* AAR-2420SA (Intruder) */ |
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{ aac_rkt_init, "aacraid", "ICP ", "ICP9024RO ", 2 }, /* ICP9024RO (Lancer) */ |
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{ aac_rkt_init, "aacraid", "ICP ", "ICP9014RO ", 1 }, /* ICP9014RO (Lancer) */ |
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{ aac_rkt_init, "aacraid", "ICP ", "ICP9047MA ", 1 }, /* ICP9047MA (Lancer) */ |
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{ aac_rkt_init, "aacraid", "ICP ", "ICP9087MA ", 1 }, /* ICP9087MA (Lancer) */ |
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{ aac_rkt_init, "aacraid", "ICP ", "ICP5445AU ", 1 }, /* ICP5445AU (Hurricane44) */ |
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{ aac_rx_init, "aacraid", "ICP ", "ICP9085LI ", 1 }, /* ICP9085LI (Marauder-X) */ |
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{ aac_rx_init, "aacraid", "ICP ", "ICP5085BR ", 1 }, /* ICP5085BR (Marauder-E) */ |
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{ aac_rkt_init, "aacraid", "ICP ", "ICP9067MA ", 1 }, /* ICP9067MA (Intruder-6) */ |
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{ NULL , "aacraid", "ADAPTEC ", "Themisto ", 0, AAC_QUIRK_SLAVE }, /* Jupiter Platform */ |
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{ aac_rkt_init, "aacraid", "ADAPTEC ", "Callisto ", 2, AAC_QUIRK_MASTER }, /* Jupiter Platform */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020SA ", 1 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025SA ", 1 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2410SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */ |
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{ aac_rx_init, "aacraid", "DELL ", "CERC SR2 ", 1, AAC_QUIRK_17SG }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2810SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "AAR-21610SA SATA", 1, AAC_QUIRK_17SG }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2026ZCR ", 1 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2610SA ", 1 }, /* SATA 6Ch (Bearcat) */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2240S ", 1 }, /* ASR-2240S (SabreExpress) */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4005 ", 1 }, /* ASR-4005 */ |
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{ aac_rx_init, "ServeRAID","IBM ", "ServeRAID 8i ", 1 }, /* IBM 8i (AvonPark) */ |
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{ aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l8 ", 1 }, /* IBM 8k/8k-l8 (Aurora) */ |
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{ aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l4 ", 1 }, /* IBM 8k/8k-l4 (Aurora Lite) */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4000 ", 1 }, /* ASR-4000 (BlackBird & AvonPark) */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4800SAS ", 1 }, /* ASR-4800SAS (Marauder-X) */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4805SAS ", 1 }, /* ASR-4805SAS (Marauder-E) */ |
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{ aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-3800 ", 1 }, /* ASR-3800 (Hurricane44) */ |
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{ aac_rx_init, "percraid", "DELL ", "PERC 320/DC ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Perc 320/DC*/ |
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{ aac_sa_init, "aacraid", "ADAPTEC ", "Adaptec 5400S ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/ |
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{ aac_sa_init, "aacraid", "ADAPTEC ", "AAC-364 ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/ |
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{ aac_sa_init, "percraid", "DELL ", "PERCRAID ", 4, AAC_QUIRK_34SG }, /* Dell PERC2/QC */ |
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{ aac_sa_init, "hpnraid", "HP ", "NetRAID ", 4, AAC_QUIRK_34SG }, /* HP NetRAID-4M */ |
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{ aac_rx_init, "aacraid", "DELL ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Dell Catchall */ |
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{ aac_rx_init, "aacraid", "Legend ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend Catchall */ |
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{ aac_rx_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Catch All */ |
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{ aac_rkt_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Rocket Catch All */ |
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{ aac_nark_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec NEMER/ARK Catch All */ |
|
{ aac_src_init, "aacraid", "ADAPTEC ", "RAID ", 2, AAC_QUIRK_SRC }, /* Adaptec PMC Series 6 (Tupelo) */ |
|
{ aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2, AAC_QUIRK_SRC }, /* Adaptec PMC Series 7 (Denali) */ |
|
{ aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2, AAC_QUIRK_SRC }, /* Adaptec PMC Series 8 */ |
|
}; |
|
|
|
/** |
|
* aac_queuecommand - queue a SCSI command |
|
* @shost: Scsi host to queue command on |
|
* @cmd: SCSI command to queue |
|
* |
|
* Queues a command for execution by the associated Host Adapter. |
|
* |
|
* TODO: unify with aac_scsi_cmd(). |
|
*/ |
|
|
|
static int aac_queuecommand(struct Scsi_Host *shost, |
|
struct scsi_cmnd *cmd) |
|
{ |
|
int r = 0; |
|
cmd->SCp.phase = AAC_OWNER_LOWLEVEL; |
|
r = (aac_scsi_cmd(cmd) ? FAILED : 0); |
|
return r; |
|
} |
|
|
|
/** |
|
* aac_info - Returns the host adapter name |
|
* @shost: Scsi host to report on |
|
* |
|
* Returns a static string describing the device in question |
|
*/ |
|
|
|
static const char *aac_info(struct Scsi_Host *shost) |
|
{ |
|
struct aac_dev *dev = (struct aac_dev *)shost->hostdata; |
|
return aac_drivers[dev->cardtype].name; |
|
} |
|
|
|
/** |
|
* aac_get_driver_ident |
|
* @devtype: index into lookup table |
|
* |
|
* Returns a pointer to the entry in the driver lookup table. |
|
*/ |
|
|
|
struct aac_driver_ident* aac_get_driver_ident(int devtype) |
|
{ |
|
return &aac_drivers[devtype]; |
|
} |
|
|
|
/** |
|
* aac_biosparm - return BIOS parameters for disk |
|
* @sdev: The scsi device corresponding to the disk |
|
* @bdev: the block device corresponding to the disk |
|
* @capacity: the sector capacity of the disk |
|
* @geom: geometry block to fill in |
|
* |
|
* Return the Heads/Sectors/Cylinders BIOS Disk Parameters for Disk. |
|
* The default disk geometry is 64 heads, 32 sectors, and the appropriate |
|
* number of cylinders so as not to exceed drive capacity. In order for |
|
* disks equal to or larger than 1 GB to be addressable by the BIOS |
|
* without exceeding the BIOS limitation of 1024 cylinders, Extended |
|
* Translation should be enabled. With Extended Translation enabled, |
|
* drives between 1 GB inclusive and 2 GB exclusive are given a disk |
|
* geometry of 128 heads and 32 sectors, and drives above 2 GB inclusive |
|
* are given a disk geometry of 255 heads and 63 sectors. However, if |
|
* the BIOS detects that the Extended Translation setting does not match |
|
* the geometry in the partition table, then the translation inferred |
|
* from the partition table will be used by the BIOS, and a warning may |
|
* be displayed. |
|
*/ |
|
|
|
static int aac_biosparm(struct scsi_device *sdev, struct block_device *bdev, |
|
sector_t capacity, int *geom) |
|
{ |
|
struct diskparm *param = (struct diskparm *)geom; |
|
unsigned char *buf; |
|
|
|
dprintk((KERN_DEBUG "aac_biosparm.\n")); |
|
|
|
/* |
|
* Assuming extended translation is enabled - #REVISIT# |
|
*/ |
|
if (capacity >= 2 * 1024 * 1024) { /* 1 GB in 512 byte sectors */ |
|
if(capacity >= 4 * 1024 * 1024) { /* 2 GB in 512 byte sectors */ |
|
param->heads = 255; |
|
param->sectors = 63; |
|
} else { |
|
param->heads = 128; |
|
param->sectors = 32; |
|
} |
|
} else { |
|
param->heads = 64; |
|
param->sectors = 32; |
|
} |
|
|
|
param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors); |
|
|
|
/* |
|
* Read the first 1024 bytes from the disk device, if the boot |
|
* sector partition table is valid, search for a partition table |
|
* entry whose end_head matches one of the standard geometry |
|
* translations ( 64/32, 128/32, 255/63 ). |
|
*/ |
|
buf = scsi_bios_ptable(bdev); |
|
if (!buf) |
|
return 0; |
|
if (*(__le16 *)(buf + 0x40) == cpu_to_le16(MSDOS_LABEL_MAGIC)) { |
|
struct msdos_partition *first = (struct msdos_partition *)buf; |
|
struct msdos_partition *entry = first; |
|
int saved_cylinders = param->cylinders; |
|
int num; |
|
unsigned char end_head, end_sec; |
|
|
|
for(num = 0; num < 4; num++) { |
|
end_head = entry->end_head; |
|
end_sec = entry->end_sector & 0x3f; |
|
|
|
if(end_head == 63) { |
|
param->heads = 64; |
|
param->sectors = 32; |
|
break; |
|
} else if(end_head == 127) { |
|
param->heads = 128; |
|
param->sectors = 32; |
|
break; |
|
} else if(end_head == 254) { |
|
param->heads = 255; |
|
param->sectors = 63; |
|
break; |
|
} |
|
entry++; |
|
} |
|
|
|
if (num == 4) { |
|
end_head = first->end_head; |
|
end_sec = first->end_sector & 0x3f; |
|
} |
|
|
|
param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors); |
|
if (num < 4 && end_sec == param->sectors) { |
|
if (param->cylinders != saved_cylinders) { |
|
dprintk((KERN_DEBUG "Adopting geometry: heads=%d, sectors=%d from partition table %d.\n", |
|
param->heads, param->sectors, num)); |
|
} |
|
} else if (end_head > 0 || end_sec > 0) { |
|
dprintk((KERN_DEBUG "Strange geometry: heads=%d, sectors=%d in partition table %d.\n", |
|
end_head + 1, end_sec, num)); |
|
dprintk((KERN_DEBUG "Using geometry: heads=%d, sectors=%d.\n", |
|
param->heads, param->sectors)); |
|
} |
|
} |
|
kfree(buf); |
|
return 0; |
|
} |
|
|
|
/** |
|
* aac_slave_configure - compute queue depths |
|
* @sdev: SCSI device we are considering |
|
* |
|
* Selects queue depths for each target device based on the host adapter's |
|
* total capacity and the queue depth supported by the target device. |
|
* A queue depth of one automatically disables tagged queueing. |
|
*/ |
|
|
|
static int aac_slave_configure(struct scsi_device *sdev) |
|
{ |
|
struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; |
|
int chn, tid; |
|
unsigned int depth = 0; |
|
unsigned int set_timeout = 0; |
|
int timeout = 0; |
|
bool set_qd_dev_type = false; |
|
u8 devtype = 0; |
|
|
|
chn = aac_logical_to_phys(sdev_channel(sdev)); |
|
tid = sdev_id(sdev); |
|
if (chn < AAC_MAX_BUSES && tid < AAC_MAX_TARGETS && aac->sa_firmware) { |
|
devtype = aac->hba_map[chn][tid].devtype; |
|
|
|
if (devtype == AAC_DEVTYPE_NATIVE_RAW) { |
|
depth = aac->hba_map[chn][tid].qd_limit; |
|
set_timeout = 1; |
|
goto common_config; |
|
} |
|
if (devtype == AAC_DEVTYPE_ARC_RAW) { |
|
set_qd_dev_type = true; |
|
set_timeout = 1; |
|
goto common_config; |
|
} |
|
} |
|
|
|
if (aac->jbod && (sdev->type == TYPE_DISK)) |
|
sdev->removable = 1; |
|
|
|
if (sdev->type == TYPE_DISK |
|
&& sdev_channel(sdev) != CONTAINER_CHANNEL |
|
&& (!aac->jbod || sdev->inq_periph_qual) |
|
&& (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2))) { |
|
|
|
if (expose_physicals == 0) |
|
return -ENXIO; |
|
|
|
if (expose_physicals < 0) |
|
sdev->no_uld_attach = 1; |
|
} |
|
|
|
if (sdev->tagged_supported |
|
&& sdev->type == TYPE_DISK |
|
&& (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2)) |
|
&& !sdev->no_uld_attach) { |
|
|
|
struct scsi_device * dev; |
|
struct Scsi_Host *host = sdev->host; |
|
unsigned num_lsu = 0; |
|
unsigned num_one = 0; |
|
unsigned cid; |
|
|
|
set_timeout = 1; |
|
|
|
for (cid = 0; cid < aac->maximum_num_containers; ++cid) |
|
if (aac->fsa_dev[cid].valid) |
|
++num_lsu; |
|
|
|
__shost_for_each_device(dev, host) { |
|
if (dev->tagged_supported |
|
&& dev->type == TYPE_DISK |
|
&& (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2)) |
|
&& !dev->no_uld_attach) { |
|
if ((sdev_channel(dev) != CONTAINER_CHANNEL) |
|
|| !aac->fsa_dev[sdev_id(dev)].valid) { |
|
++num_lsu; |
|
} |
|
} else { |
|
++num_one; |
|
} |
|
} |
|
|
|
if (num_lsu == 0) |
|
++num_lsu; |
|
|
|
depth = (host->can_queue - num_one) / num_lsu; |
|
|
|
if (sdev_channel(sdev) != NATIVE_CHANNEL) |
|
goto common_config; |
|
|
|
set_qd_dev_type = true; |
|
|
|
} |
|
|
|
common_config: |
|
|
|
/* |
|
* Check if SATA drive |
|
*/ |
|
if (set_qd_dev_type) { |
|
if (strncmp(sdev->vendor, "ATA", 3) == 0) |
|
depth = 32; |
|
else |
|
depth = 64; |
|
} |
|
|
|
/* |
|
* Firmware has an individual device recovery time typically |
|
* of 35 seconds, give us a margin. Thor devices can take longer in |
|
* error recovery, hence different value. |
|
*/ |
|
if (set_timeout) { |
|
timeout = aac->sa_firmware ? AAC_SA_TIMEOUT : AAC_ARC_TIMEOUT; |
|
blk_queue_rq_timeout(sdev->request_queue, timeout * HZ); |
|
} |
|
|
|
if (depth > 256) |
|
depth = 256; |
|
else if (depth < 1) |
|
depth = 1; |
|
|
|
scsi_change_queue_depth(sdev, depth); |
|
|
|
sdev->tagged_supported = 1; |
|
|
|
return 0; |
|
} |
|
|
|
/** |
|
* aac_change_queue_depth - alter queue depths |
|
* @sdev: SCSI device we are considering |
|
* @depth: desired queue depth |
|
* |
|
* Alters queue depths for target device based on the host adapter's |
|
* total capacity and the queue depth supported by the target device. |
|
*/ |
|
|
|
static int aac_change_queue_depth(struct scsi_device *sdev, int depth) |
|
{ |
|
struct aac_dev *aac = (struct aac_dev *)(sdev->host->hostdata); |
|
int chn, tid, is_native_device = 0; |
|
|
|
chn = aac_logical_to_phys(sdev_channel(sdev)); |
|
tid = sdev_id(sdev); |
|
if (chn < AAC_MAX_BUSES && tid < AAC_MAX_TARGETS && |
|
aac->hba_map[chn][tid].devtype == AAC_DEVTYPE_NATIVE_RAW) |
|
is_native_device = 1; |
|
|
|
if (sdev->tagged_supported && (sdev->type == TYPE_DISK) && |
|
(sdev_channel(sdev) == CONTAINER_CHANNEL)) { |
|
struct scsi_device * dev; |
|
struct Scsi_Host *host = sdev->host; |
|
unsigned num = 0; |
|
|
|
__shost_for_each_device(dev, host) { |
|
if (dev->tagged_supported && (dev->type == TYPE_DISK) && |
|
(sdev_channel(dev) == CONTAINER_CHANNEL)) |
|
++num; |
|
++num; |
|
} |
|
if (num >= host->can_queue) |
|
num = host->can_queue - 1; |
|
if (depth > (host->can_queue - num)) |
|
depth = host->can_queue - num; |
|
if (depth > 256) |
|
depth = 256; |
|
else if (depth < 2) |
|
depth = 2; |
|
return scsi_change_queue_depth(sdev, depth); |
|
} else if (is_native_device) { |
|
scsi_change_queue_depth(sdev, aac->hba_map[chn][tid].qd_limit); |
|
} else { |
|
scsi_change_queue_depth(sdev, 1); |
|
} |
|
return sdev->queue_depth; |
|
} |
|
|
|
static ssize_t aac_show_raid_level(struct device *dev, struct device_attribute *attr, char *buf) |
|
{ |
|
struct scsi_device *sdev = to_scsi_device(dev); |
|
struct aac_dev *aac = (struct aac_dev *)(sdev->host->hostdata); |
|
if (sdev_channel(sdev) != CONTAINER_CHANNEL) |
|
return snprintf(buf, PAGE_SIZE, sdev->no_uld_attach |
|
? "Hidden\n" : |
|
((aac->jbod && (sdev->type == TYPE_DISK)) ? "JBOD\n" : "")); |
|
return snprintf(buf, PAGE_SIZE, "%s\n", |
|
get_container_type(aac->fsa_dev[sdev_id(sdev)].type)); |
|
} |
|
|
|
static struct device_attribute aac_raid_level_attr = { |
|
.attr = { |
|
.name = "level", |
|
.mode = S_IRUGO, |
|
}, |
|
.show = aac_show_raid_level |
|
}; |
|
|
|
static ssize_t aac_show_unique_id(struct device *dev, |
|
struct device_attribute *attr, char *buf) |
|
{ |
|
struct scsi_device *sdev = to_scsi_device(dev); |
|
struct aac_dev *aac = (struct aac_dev *)(sdev->host->hostdata); |
|
unsigned char sn[16]; |
|
|
|
memset(sn, 0, sizeof(sn)); |
|
|
|
if (sdev_channel(sdev) == CONTAINER_CHANNEL) |
|
memcpy(sn, aac->fsa_dev[sdev_id(sdev)].identifier, sizeof(sn)); |
|
|
|
return snprintf(buf, 16 * 2 + 2, |
|
"%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X\n", |
|
sn[0], sn[1], sn[2], sn[3], |
|
sn[4], sn[5], sn[6], sn[7], |
|
sn[8], sn[9], sn[10], sn[11], |
|
sn[12], sn[13], sn[14], sn[15]); |
|
} |
|
|
|
static struct device_attribute aac_unique_id_attr = { |
|
.attr = { |
|
.name = "unique_id", |
|
.mode = 0444, |
|
}, |
|
.show = aac_show_unique_id |
|
}; |
|
|
|
|
|
|
|
static struct device_attribute *aac_dev_attrs[] = { |
|
&aac_raid_level_attr, |
|
&aac_unique_id_attr, |
|
NULL, |
|
}; |
|
|
|
static int aac_ioctl(struct scsi_device *sdev, unsigned int cmd, |
|
void __user *arg) |
|
{ |
|
int retval; |
|
struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; |
|
if (!capable(CAP_SYS_RAWIO)) |
|
return -EPERM; |
|
retval = aac_adapter_check_health(dev); |
|
if (retval) |
|
return -EBUSY; |
|
return aac_do_ioctl(dev, cmd, arg); |
|
} |
|
|
|
struct fib_count_data { |
|
int mlcnt; |
|
int llcnt; |
|
int ehcnt; |
|
int fwcnt; |
|
int krlcnt; |
|
}; |
|
|
|
static bool fib_count_iter(struct scsi_cmnd *scmnd, void *data, bool reserved) |
|
{ |
|
struct fib_count_data *fib_count = data; |
|
|
|
switch (scmnd->SCp.phase) { |
|
case AAC_OWNER_FIRMWARE: |
|
fib_count->fwcnt++; |
|
break; |
|
case AAC_OWNER_ERROR_HANDLER: |
|
fib_count->ehcnt++; |
|
break; |
|
case AAC_OWNER_LOWLEVEL: |
|
fib_count->llcnt++; |
|
break; |
|
case AAC_OWNER_MIDLEVEL: |
|
fib_count->mlcnt++; |
|
break; |
|
default: |
|
fib_count->krlcnt++; |
|
break; |
|
} |
|
return true; |
|
} |
|
|
|
/* Called during SCSI EH, so we don't need to block requests */ |
|
static int get_num_of_incomplete_fibs(struct aac_dev *aac) |
|
{ |
|
struct Scsi_Host *shost = aac->scsi_host_ptr; |
|
struct device *ctrl_dev; |
|
struct fib_count_data fcnt = { }; |
|
|
|
scsi_host_busy_iter(shost, fib_count_iter, &fcnt); |
|
|
|
ctrl_dev = &aac->pdev->dev; |
|
|
|
dev_info(ctrl_dev, "outstanding cmd: midlevel-%d\n", fcnt.mlcnt); |
|
dev_info(ctrl_dev, "outstanding cmd: lowlevel-%d\n", fcnt.llcnt); |
|
dev_info(ctrl_dev, "outstanding cmd: error handler-%d\n", fcnt.ehcnt); |
|
dev_info(ctrl_dev, "outstanding cmd: firmware-%d\n", fcnt.fwcnt); |
|
dev_info(ctrl_dev, "outstanding cmd: kernel-%d\n", fcnt.krlcnt); |
|
|
|
return fcnt.mlcnt + fcnt.llcnt + fcnt.ehcnt + fcnt.fwcnt; |
|
} |
|
|
|
static int aac_eh_abort(struct scsi_cmnd* cmd) |
|
{ |
|
struct scsi_device * dev = cmd->device; |
|
struct Scsi_Host * host = dev->host; |
|
struct aac_dev * aac = (struct aac_dev *)host->hostdata; |
|
int count, found; |
|
u32 bus, cid; |
|
int ret = FAILED; |
|
|
|
if (aac_adapter_check_health(aac)) |
|
return ret; |
|
|
|
bus = aac_logical_to_phys(scmd_channel(cmd)); |
|
cid = scmd_id(cmd); |
|
if (aac->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { |
|
struct fib *fib; |
|
struct aac_hba_tm_req *tmf; |
|
int status; |
|
u64 address; |
|
|
|
pr_err("%s: Host adapter abort request (%d,%d,%d,%d)\n", |
|
AAC_DRIVERNAME, |
|
host->host_no, sdev_channel(dev), sdev_id(dev), (int)dev->lun); |
|
|
|
found = 0; |
|
for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) { |
|
fib = &aac->fibs[count]; |
|
if (*(u8 *)fib->hw_fib_va != 0 && |
|
(fib->flags & FIB_CONTEXT_FLAG_NATIVE_HBA) && |
|
(fib->callback_data == cmd)) { |
|
found = 1; |
|
break; |
|
} |
|
} |
|
if (!found) |
|
return ret; |
|
|
|
/* start a HBA_TMF_ABORT_TASK TMF request */ |
|
fib = aac_fib_alloc(aac); |
|
if (!fib) |
|
return ret; |
|
|
|
tmf = (struct aac_hba_tm_req *)fib->hw_fib_va; |
|
memset(tmf, 0, sizeof(*tmf)); |
|
tmf->tmf = HBA_TMF_ABORT_TASK; |
|
tmf->it_nexus = aac->hba_map[bus][cid].rmw_nexus; |
|
tmf->lun[1] = cmd->device->lun; |
|
|
|
address = (u64)fib->hw_error_pa; |
|
tmf->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); |
|
tmf->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); |
|
tmf->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); |
|
|
|
fib->hbacmd_size = sizeof(*tmf); |
|
cmd->SCp.sent_command = 0; |
|
|
|
status = aac_hba_send(HBA_IU_TYPE_SCSI_TM_REQ, fib, |
|
(fib_callback) aac_hba_callback, |
|
(void *) cmd); |
|
if (status != -EINPROGRESS) { |
|
aac_fib_complete(fib); |
|
aac_fib_free(fib); |
|
return ret; |
|
} |
|
/* Wait up to 15 secs for completion */ |
|
for (count = 0; count < 15; ++count) { |
|
if (cmd->SCp.sent_command) { |
|
ret = SUCCESS; |
|
break; |
|
} |
|
msleep(1000); |
|
} |
|
|
|
if (ret != SUCCESS) |
|
pr_err("%s: Host adapter abort request timed out\n", |
|
AAC_DRIVERNAME); |
|
} else { |
|
pr_err( |
|
"%s: Host adapter abort request.\n" |
|
"%s: Outstanding commands on (%d,%d,%d,%d):\n", |
|
AAC_DRIVERNAME, AAC_DRIVERNAME, |
|
host->host_no, sdev_channel(dev), sdev_id(dev), |
|
(int)dev->lun); |
|
switch (cmd->cmnd[0]) { |
|
case SERVICE_ACTION_IN_16: |
|
if (!(aac->raw_io_interface) || |
|
!(aac->raw_io_64) || |
|
((cmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) |
|
break; |
|
fallthrough; |
|
case INQUIRY: |
|
case READ_CAPACITY: |
|
/* |
|
* Mark associated FIB to not complete, |
|
* eh handler does this |
|
*/ |
|
for (count = 0; |
|
count < (host->can_queue + AAC_NUM_MGT_FIB); |
|
++count) { |
|
struct fib *fib = &aac->fibs[count]; |
|
|
|
if (fib->hw_fib_va->header.XferState && |
|
(fib->flags & FIB_CONTEXT_FLAG) && |
|
(fib->callback_data == cmd)) { |
|
fib->flags |= |
|
FIB_CONTEXT_FLAG_TIMED_OUT; |
|
cmd->SCp.phase = |
|
AAC_OWNER_ERROR_HANDLER; |
|
ret = SUCCESS; |
|
} |
|
} |
|
break; |
|
case TEST_UNIT_READY: |
|
/* |
|
* Mark associated FIB to not complete, |
|
* eh handler does this |
|
*/ |
|
for (count = 0; |
|
count < (host->can_queue + AAC_NUM_MGT_FIB); |
|
++count) { |
|
struct scsi_cmnd *command; |
|
struct fib *fib = &aac->fibs[count]; |
|
|
|
command = fib->callback_data; |
|
|
|
if ((fib->hw_fib_va->header.XferState & |
|
cpu_to_le32 |
|
(Async | NoResponseExpected)) && |
|
(fib->flags & FIB_CONTEXT_FLAG) && |
|
((command)) && |
|
(command->device == cmd->device)) { |
|
fib->flags |= |
|
FIB_CONTEXT_FLAG_TIMED_OUT; |
|
command->SCp.phase = |
|
AAC_OWNER_ERROR_HANDLER; |
|
if (command == cmd) |
|
ret = SUCCESS; |
|
} |
|
} |
|
break; |
|
} |
|
} |
|
return ret; |
|
} |
|
|
|
static u8 aac_eh_tmf_lun_reset_fib(struct aac_hba_map_info *info, |
|
struct fib *fib, u64 tmf_lun) |
|
{ |
|
struct aac_hba_tm_req *tmf; |
|
u64 address; |
|
|
|
/* start a HBA_TMF_LUN_RESET TMF request */ |
|
tmf = (struct aac_hba_tm_req *)fib->hw_fib_va; |
|
memset(tmf, 0, sizeof(*tmf)); |
|
tmf->tmf = HBA_TMF_LUN_RESET; |
|
tmf->it_nexus = info->rmw_nexus; |
|
int_to_scsilun(tmf_lun, (struct scsi_lun *)tmf->lun); |
|
|
|
address = (u64)fib->hw_error_pa; |
|
tmf->error_ptr_hi = cpu_to_le32 |
|
((u32)(address >> 32)); |
|
tmf->error_ptr_lo = cpu_to_le32 |
|
((u32)(address & 0xffffffff)); |
|
tmf->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); |
|
fib->hbacmd_size = sizeof(*tmf); |
|
|
|
return HBA_IU_TYPE_SCSI_TM_REQ; |
|
} |
|
|
|
static u8 aac_eh_tmf_hard_reset_fib(struct aac_hba_map_info *info, |
|
struct fib *fib) |
|
{ |
|
struct aac_hba_reset_req *rst; |
|
u64 address; |
|
|
|
/* already tried, start a hard reset now */ |
|
rst = (struct aac_hba_reset_req *)fib->hw_fib_va; |
|
memset(rst, 0, sizeof(*rst)); |
|
rst->it_nexus = info->rmw_nexus; |
|
|
|
address = (u64)fib->hw_error_pa; |
|
rst->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); |
|
rst->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); |
|
rst->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); |
|
fib->hbacmd_size = sizeof(*rst); |
|
|
|
return HBA_IU_TYPE_SATA_REQ; |
|
} |
|
|
|
static void aac_tmf_callback(void *context, struct fib *fibptr) |
|
{ |
|
struct aac_hba_resp *err = |
|
&((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; |
|
struct aac_hba_map_info *info = context; |
|
int res; |
|
|
|
switch (err->service_response) { |
|
case HBA_RESP_SVCRES_TMF_REJECTED: |
|
res = -1; |
|
break; |
|
case HBA_RESP_SVCRES_TMF_LUN_INVALID: |
|
res = 0; |
|
break; |
|
case HBA_RESP_SVCRES_TMF_COMPLETE: |
|
case HBA_RESP_SVCRES_TMF_SUCCEEDED: |
|
res = 0; |
|
break; |
|
default: |
|
res = -2; |
|
break; |
|
} |
|
aac_fib_complete(fibptr); |
|
|
|
info->reset_state = res; |
|
} |
|
|
|
/* |
|
* aac_eh_dev_reset - Device reset command handling |
|
* @scsi_cmd: SCSI command block causing the reset |
|
* |
|
*/ |
|
static int aac_eh_dev_reset(struct scsi_cmnd *cmd) |
|
{ |
|
struct scsi_device * dev = cmd->device; |
|
struct Scsi_Host * host = dev->host; |
|
struct aac_dev * aac = (struct aac_dev *)host->hostdata; |
|
struct aac_hba_map_info *info; |
|
int count; |
|
u32 bus, cid; |
|
struct fib *fib; |
|
int ret = FAILED; |
|
int status; |
|
u8 command; |
|
|
|
bus = aac_logical_to_phys(scmd_channel(cmd)); |
|
cid = scmd_id(cmd); |
|
|
|
if (bus >= AAC_MAX_BUSES || cid >= AAC_MAX_TARGETS) |
|
return FAILED; |
|
|
|
info = &aac->hba_map[bus][cid]; |
|
|
|
if (!(info->devtype == AAC_DEVTYPE_NATIVE_RAW && |
|
!(info->reset_state > 0))) |
|
return FAILED; |
|
|
|
pr_err("%s: Host device reset request. SCSI hang ?\n", |
|
AAC_DRIVERNAME); |
|
|
|
fib = aac_fib_alloc(aac); |
|
if (!fib) |
|
return ret; |
|
|
|
/* start a HBA_TMF_LUN_RESET TMF request */ |
|
command = aac_eh_tmf_lun_reset_fib(info, fib, dev->lun); |
|
|
|
info->reset_state = 1; |
|
|
|
status = aac_hba_send(command, fib, |
|
(fib_callback) aac_tmf_callback, |
|
(void *) info); |
|
if (status != -EINPROGRESS) { |
|
info->reset_state = 0; |
|
aac_fib_complete(fib); |
|
aac_fib_free(fib); |
|
return ret; |
|
} |
|
/* Wait up to 15 seconds for completion */ |
|
for (count = 0; count < 15; ++count) { |
|
if (info->reset_state == 0) { |
|
ret = info->reset_state == 0 ? SUCCESS : FAILED; |
|
break; |
|
} |
|
msleep(1000); |
|
} |
|
|
|
return ret; |
|
} |
|
|
|
/* |
|
* aac_eh_target_reset - Target reset command handling |
|
* @scsi_cmd: SCSI command block causing the reset |
|
* |
|
*/ |
|
static int aac_eh_target_reset(struct scsi_cmnd *cmd) |
|
{ |
|
struct scsi_device * dev = cmd->device; |
|
struct Scsi_Host * host = dev->host; |
|
struct aac_dev * aac = (struct aac_dev *)host->hostdata; |
|
struct aac_hba_map_info *info; |
|
int count; |
|
u32 bus, cid; |
|
int ret = FAILED; |
|
struct fib *fib; |
|
int status; |
|
u8 command; |
|
|
|
bus = aac_logical_to_phys(scmd_channel(cmd)); |
|
cid = scmd_id(cmd); |
|
|
|
if (bus >= AAC_MAX_BUSES || cid >= AAC_MAX_TARGETS) |
|
return FAILED; |
|
|
|
info = &aac->hba_map[bus][cid]; |
|
|
|
if (!(info->devtype == AAC_DEVTYPE_NATIVE_RAW && |
|
!(info->reset_state > 0))) |
|
return FAILED; |
|
|
|
pr_err("%s: Host target reset request. SCSI hang ?\n", |
|
AAC_DRIVERNAME); |
|
|
|
fib = aac_fib_alloc(aac); |
|
if (!fib) |
|
return ret; |
|
|
|
|
|
/* already tried, start a hard reset now */ |
|
command = aac_eh_tmf_hard_reset_fib(info, fib); |
|
|
|
info->reset_state = 2; |
|
|
|
status = aac_hba_send(command, fib, |
|
(fib_callback) aac_tmf_callback, |
|
(void *) info); |
|
|
|
if (status != -EINPROGRESS) { |
|
info->reset_state = 0; |
|
aac_fib_complete(fib); |
|
aac_fib_free(fib); |
|
return ret; |
|
} |
|
|
|
/* Wait up to 15 seconds for completion */ |
|
for (count = 0; count < 15; ++count) { |
|
if (info->reset_state <= 0) { |
|
ret = info->reset_state == 0 ? SUCCESS : FAILED; |
|
break; |
|
} |
|
msleep(1000); |
|
} |
|
|
|
return ret; |
|
} |
|
|
|
/* |
|
* aac_eh_bus_reset - Bus reset command handling |
|
* @scsi_cmd: SCSI command block causing the reset |
|
* |
|
*/ |
|
static int aac_eh_bus_reset(struct scsi_cmnd* cmd) |
|
{ |
|
struct scsi_device * dev = cmd->device; |
|
struct Scsi_Host * host = dev->host; |
|
struct aac_dev * aac = (struct aac_dev *)host->hostdata; |
|
int count; |
|
u32 cmd_bus; |
|
int status = 0; |
|
|
|
|
|
cmd_bus = aac_logical_to_phys(scmd_channel(cmd)); |
|
/* Mark the assoc. FIB to not complete, eh handler does this */ |
|
for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) { |
|
struct fib *fib = &aac->fibs[count]; |
|
|
|
if (fib->hw_fib_va->header.XferState && |
|
(fib->flags & FIB_CONTEXT_FLAG) && |
|
(fib->flags & FIB_CONTEXT_FLAG_SCSI_CMD)) { |
|
struct aac_hba_map_info *info; |
|
u32 bus, cid; |
|
|
|
cmd = (struct scsi_cmnd *)fib->callback_data; |
|
bus = aac_logical_to_phys(scmd_channel(cmd)); |
|
if (bus != cmd_bus) |
|
continue; |
|
cid = scmd_id(cmd); |
|
info = &aac->hba_map[bus][cid]; |
|
if (bus >= AAC_MAX_BUSES || cid >= AAC_MAX_TARGETS || |
|
info->devtype != AAC_DEVTYPE_NATIVE_RAW) { |
|
fib->flags |= FIB_CONTEXT_FLAG_EH_RESET; |
|
cmd->SCp.phase = AAC_OWNER_ERROR_HANDLER; |
|
} |
|
} |
|
} |
|
|
|
pr_err("%s: Host bus reset request. SCSI hang ?\n", AAC_DRIVERNAME); |
|
|
|
/* |
|
* Check the health of the controller |
|
*/ |
|
status = aac_adapter_check_health(aac); |
|
if (status) |
|
dev_err(&aac->pdev->dev, "Adapter health - %d\n", status); |
|
|
|
count = get_num_of_incomplete_fibs(aac); |
|
return (count == 0) ? SUCCESS : FAILED; |
|
} |
|
|
|
/* |
|
* aac_eh_host_reset - Host reset command handling |
|
* @scsi_cmd: SCSI command block causing the reset |
|
* |
|
*/ |
|
static int aac_eh_host_reset(struct scsi_cmnd *cmd) |
|
{ |
|
struct scsi_device * dev = cmd->device; |
|
struct Scsi_Host * host = dev->host; |
|
struct aac_dev * aac = (struct aac_dev *)host->hostdata; |
|
int ret = FAILED; |
|
__le32 supported_options2 = 0; |
|
bool is_mu_reset; |
|
bool is_ignore_reset; |
|
bool is_doorbell_reset; |
|
|
|
/* |
|
* Check if reset is supported by the firmware |
|
*/ |
|
supported_options2 = aac->supplement_adapter_info.supported_options2; |
|
is_mu_reset = supported_options2 & AAC_OPTION_MU_RESET; |
|
is_doorbell_reset = supported_options2 & AAC_OPTION_DOORBELL_RESET; |
|
is_ignore_reset = supported_options2 & AAC_OPTION_IGNORE_RESET; |
|
/* |
|
* This adapter needs a blind reset, only do so for |
|
* Adapters that support a register, instead of a commanded, |
|
* reset. |
|
*/ |
|
if ((is_mu_reset || is_doorbell_reset) |
|
&& aac_check_reset |
|
&& (aac_check_reset != -1 || !is_ignore_reset)) { |
|
/* Bypass wait for command quiesce */ |
|
if (aac_reset_adapter(aac, 2, IOP_HWSOFT_RESET) == 0) |
|
ret = SUCCESS; |
|
} |
|
/* |
|
* Reset EH state |
|
*/ |
|
if (ret == SUCCESS) { |
|
int bus, cid; |
|
struct aac_hba_map_info *info; |
|
|
|
for (bus = 0; bus < AAC_MAX_BUSES; bus++) { |
|
for (cid = 0; cid < AAC_MAX_TARGETS; cid++) { |
|
info = &aac->hba_map[bus][cid]; |
|
if (info->devtype == AAC_DEVTYPE_NATIVE_RAW) |
|
info->reset_state = 0; |
|
} |
|
} |
|
} |
|
return ret; |
|
} |
|
|
|
/** |
|
* aac_cfg_open - open a configuration file |
|
* @inode: inode being opened |
|
* @file: file handle attached |
|
* |
|
* Called when the configuration device is opened. Does the needed |
|
* set up on the handle and then returns |
|
* |
|
* Bugs: This needs extending to check a given adapter is present |
|
* so we can support hot plugging, and to ref count adapters. |
|
*/ |
|
|
|
static int aac_cfg_open(struct inode *inode, struct file *file) |
|
{ |
|
struct aac_dev *aac; |
|
unsigned minor_number = iminor(inode); |
|
int err = -ENODEV; |
|
|
|
mutex_lock(&aac_mutex); /* BKL pushdown: nothing else protects this list */ |
|
list_for_each_entry(aac, &aac_devices, entry) { |
|
if (aac->id == minor_number) { |
|
file->private_data = aac; |
|
err = 0; |
|
break; |
|
} |
|
} |
|
mutex_unlock(&aac_mutex); |
|
|
|
return err; |
|
} |
|
|
|
/** |
|
* aac_cfg_ioctl - AAC configuration request |
|
* @file: file handle |
|
* @cmd: ioctl command code |
|
* @arg: argument |
|
* |
|
* Handles a configuration ioctl. Currently this involves wrapping it |
|
* up and feeding it into the nasty windowsalike glue layer. |
|
* |
|
* Bugs: Needs locking against parallel ioctls lower down |
|
* Bugs: Needs to handle hot plugging |
|
*/ |
|
|
|
static long aac_cfg_ioctl(struct file *file, |
|
unsigned int cmd, unsigned long arg) |
|
{ |
|
struct aac_dev *aac = (struct aac_dev *)file->private_data; |
|
|
|
if (!capable(CAP_SYS_RAWIO)) |
|
return -EPERM; |
|
|
|
return aac_do_ioctl(aac, cmd, (void __user *)arg); |
|
} |
|
|
|
static ssize_t aac_show_model(struct device *device, |
|
struct device_attribute *attr, char *buf) |
|
{ |
|
struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
|
int len; |
|
|
|
if (dev->supplement_adapter_info.adapter_type_text[0]) { |
|
char *cp = dev->supplement_adapter_info.adapter_type_text; |
|
while (*cp && *cp != ' ') |
|
++cp; |
|
while (*cp == ' ') |
|
++cp; |
|
len = snprintf(buf, PAGE_SIZE, "%s\n", cp); |
|
} else |
|
len = snprintf(buf, PAGE_SIZE, "%s\n", |
|
aac_drivers[dev->cardtype].model); |
|
return len; |
|
} |
|
|
|
static ssize_t aac_show_vendor(struct device *device, |
|
struct device_attribute *attr, char *buf) |
|
{ |
|
struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
|
struct aac_supplement_adapter_info *sup_adap_info; |
|
int len; |
|
|
|
sup_adap_info = &dev->supplement_adapter_info; |
|
if (sup_adap_info->adapter_type_text[0]) { |
|
char *cp = sup_adap_info->adapter_type_text; |
|
while (*cp && *cp != ' ') |
|
++cp; |
|
len = snprintf(buf, PAGE_SIZE, "%.*s\n", |
|
(int)(cp - (char *)sup_adap_info->adapter_type_text), |
|
sup_adap_info->adapter_type_text); |
|
} else |
|
len = snprintf(buf, PAGE_SIZE, "%s\n", |
|
aac_drivers[dev->cardtype].vname); |
|
return len; |
|
} |
|
|
|
static ssize_t aac_show_flags(struct device *cdev, |
|
struct device_attribute *attr, char *buf) |
|
{ |
|
int len = 0; |
|
struct aac_dev *dev = (struct aac_dev*)class_to_shost(cdev)->hostdata; |
|
|
|
if (nblank(dprintk(x))) |
|
len = snprintf(buf, PAGE_SIZE, "dprintk\n"); |
|
#ifdef AAC_DETAILED_STATUS_INFO |
|
len += scnprintf(buf + len, PAGE_SIZE - len, |
|
"AAC_DETAILED_STATUS_INFO\n"); |
|
#endif |
|
if (dev->raw_io_interface && dev->raw_io_64) |
|
len += scnprintf(buf + len, PAGE_SIZE - len, |
|
"SAI_READ_CAPACITY_16\n"); |
|
if (dev->jbod) |
|
len += scnprintf(buf + len, PAGE_SIZE - len, |
|
"SUPPORTED_JBOD\n"); |
|
if (dev->supplement_adapter_info.supported_options2 & |
|
AAC_OPTION_POWER_MANAGEMENT) |
|
len += scnprintf(buf + len, PAGE_SIZE - len, |
|
"SUPPORTED_POWER_MANAGEMENT\n"); |
|
if (dev->msi) |
|
len += scnprintf(buf + len, PAGE_SIZE - len, "PCI_HAS_MSI\n"); |
|
return len; |
|
} |
|
|
|
static ssize_t aac_show_kernel_version(struct device *device, |
|
struct device_attribute *attr, |
|
char *buf) |
|
{ |
|
struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
|
int len, tmp; |
|
|
|
tmp = le32_to_cpu(dev->adapter_info.kernelrev); |
|
len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", |
|
tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, |
|
le32_to_cpu(dev->adapter_info.kernelbuild)); |
|
return len; |
|
} |
|
|
|
static ssize_t aac_show_monitor_version(struct device *device, |
|
struct device_attribute *attr, |
|
char *buf) |
|
{ |
|
struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
|
int len, tmp; |
|
|
|
tmp = le32_to_cpu(dev->adapter_info.monitorrev); |
|
len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", |
|
tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, |
|
le32_to_cpu(dev->adapter_info.monitorbuild)); |
|
return len; |
|
} |
|
|
|
static ssize_t aac_show_bios_version(struct device *device, |
|
struct device_attribute *attr, |
|
char *buf) |
|
{ |
|
struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
|
int len, tmp; |
|
|
|
tmp = le32_to_cpu(dev->adapter_info.biosrev); |
|
len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", |
|
tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff, |
|
le32_to_cpu(dev->adapter_info.biosbuild)); |
|
return len; |
|
} |
|
|
|
static ssize_t aac_show_driver_version(struct device *device, |
|
struct device_attribute *attr, |
|
char *buf) |
|
{ |
|
return snprintf(buf, PAGE_SIZE, "%s\n", aac_driver_version); |
|
} |
|
|
|
static ssize_t aac_show_serial_number(struct device *device, |
|
struct device_attribute *attr, char *buf) |
|
{ |
|
struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
|
int len = 0; |
|
|
|
if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) |
|
len = snprintf(buf, 16, "%06X\n", |
|
le32_to_cpu(dev->adapter_info.serial[0])); |
|
if (len && |
|
!memcmp(&dev->supplement_adapter_info.mfg_pcba_serial_no[ |
|
sizeof(dev->supplement_adapter_info.mfg_pcba_serial_no)-len], |
|
buf, len-1)) |
|
len = snprintf(buf, 16, "%.*s\n", |
|
(int)sizeof(dev->supplement_adapter_info.mfg_pcba_serial_no), |
|
dev->supplement_adapter_info.mfg_pcba_serial_no); |
|
|
|
return min(len, 16); |
|
} |
|
|
|
static ssize_t aac_show_max_channel(struct device *device, |
|
struct device_attribute *attr, char *buf) |
|
{ |
|
return snprintf(buf, PAGE_SIZE, "%d\n", |
|
class_to_shost(device)->max_channel); |
|
} |
|
|
|
static ssize_t aac_show_max_id(struct device *device, |
|
struct device_attribute *attr, char *buf) |
|
{ |
|
return snprintf(buf, PAGE_SIZE, "%d\n", |
|
class_to_shost(device)->max_id); |
|
} |
|
|
|
static ssize_t aac_store_reset_adapter(struct device *device, |
|
struct device_attribute *attr, |
|
const char *buf, size_t count) |
|
{ |
|
int retval = -EACCES; |
|
|
|
if (!capable(CAP_SYS_ADMIN)) |
|
return retval; |
|
|
|
retval = aac_reset_adapter(shost_priv(class_to_shost(device)), |
|
buf[0] == '!', IOP_HWSOFT_RESET); |
|
if (retval >= 0) |
|
retval = count; |
|
|
|
return retval; |
|
} |
|
|
|
static ssize_t aac_show_reset_adapter(struct device *device, |
|
struct device_attribute *attr, |
|
char *buf) |
|
{ |
|
struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata; |
|
int len, tmp; |
|
|
|
tmp = aac_adapter_check_health(dev); |
|
if ((tmp == 0) && dev->in_reset) |
|
tmp = -EBUSY; |
|
len = snprintf(buf, PAGE_SIZE, "0x%x\n", tmp); |
|
return len; |
|
} |
|
|
|
static struct device_attribute aac_model = { |
|
.attr = { |
|
.name = "model", |
|
.mode = S_IRUGO, |
|
}, |
|
.show = aac_show_model, |
|
}; |
|
static struct device_attribute aac_vendor = { |
|
.attr = { |
|
.name = "vendor", |
|
.mode = S_IRUGO, |
|
}, |
|
.show = aac_show_vendor, |
|
}; |
|
static struct device_attribute aac_flags = { |
|
.attr = { |
|
.name = "flags", |
|
.mode = S_IRUGO, |
|
}, |
|
.show = aac_show_flags, |
|
}; |
|
static struct device_attribute aac_kernel_version = { |
|
.attr = { |
|
.name = "hba_kernel_version", |
|
.mode = S_IRUGO, |
|
}, |
|
.show = aac_show_kernel_version, |
|
}; |
|
static struct device_attribute aac_monitor_version = { |
|
.attr = { |
|
.name = "hba_monitor_version", |
|
.mode = S_IRUGO, |
|
}, |
|
.show = aac_show_monitor_version, |
|
}; |
|
static struct device_attribute aac_bios_version = { |
|
.attr = { |
|
.name = "hba_bios_version", |
|
.mode = S_IRUGO, |
|
}, |
|
.show = aac_show_bios_version, |
|
}; |
|
static struct device_attribute aac_lld_version = { |
|
.attr = { |
|
.name = "driver_version", |
|
.mode = 0444, |
|
}, |
|
.show = aac_show_driver_version, |
|
}; |
|
static struct device_attribute aac_serial_number = { |
|
.attr = { |
|
.name = "serial_number", |
|
.mode = S_IRUGO, |
|
}, |
|
.show = aac_show_serial_number, |
|
}; |
|
static struct device_attribute aac_max_channel = { |
|
.attr = { |
|
.name = "max_channel", |
|
.mode = S_IRUGO, |
|
}, |
|
.show = aac_show_max_channel, |
|
}; |
|
static struct device_attribute aac_max_id = { |
|
.attr = { |
|
.name = "max_id", |
|
.mode = S_IRUGO, |
|
}, |
|
.show = aac_show_max_id, |
|
}; |
|
static struct device_attribute aac_reset = { |
|
.attr = { |
|
.name = "reset_host", |
|
.mode = S_IWUSR|S_IRUGO, |
|
}, |
|
.store = aac_store_reset_adapter, |
|
.show = aac_show_reset_adapter, |
|
}; |
|
|
|
static struct device_attribute *aac_attrs[] = { |
|
&aac_model, |
|
&aac_vendor, |
|
&aac_flags, |
|
&aac_kernel_version, |
|
&aac_monitor_version, |
|
&aac_bios_version, |
|
&aac_lld_version, |
|
&aac_serial_number, |
|
&aac_max_channel, |
|
&aac_max_id, |
|
&aac_reset, |
|
NULL |
|
}; |
|
|
|
ssize_t aac_get_serial_number(struct device *device, char *buf) |
|
{ |
|
return aac_show_serial_number(device, &aac_serial_number, buf); |
|
} |
|
|
|
static const struct file_operations aac_cfg_fops = { |
|
.owner = THIS_MODULE, |
|
.unlocked_ioctl = aac_cfg_ioctl, |
|
#ifdef CONFIG_COMPAT |
|
.compat_ioctl = aac_cfg_ioctl, |
|
#endif |
|
.open = aac_cfg_open, |
|
.llseek = noop_llseek, |
|
}; |
|
|
|
static struct scsi_host_template aac_driver_template = { |
|
.module = THIS_MODULE, |
|
.name = "AAC", |
|
.proc_name = AAC_DRIVERNAME, |
|
.info = aac_info, |
|
.ioctl = aac_ioctl, |
|
#ifdef CONFIG_COMPAT |
|
.compat_ioctl = aac_ioctl, |
|
#endif |
|
.queuecommand = aac_queuecommand, |
|
.bios_param = aac_biosparm, |
|
.shost_attrs = aac_attrs, |
|
.slave_configure = aac_slave_configure, |
|
.change_queue_depth = aac_change_queue_depth, |
|
.sdev_attrs = aac_dev_attrs, |
|
.eh_abort_handler = aac_eh_abort, |
|
.eh_device_reset_handler = aac_eh_dev_reset, |
|
.eh_target_reset_handler = aac_eh_target_reset, |
|
.eh_bus_reset_handler = aac_eh_bus_reset, |
|
.eh_host_reset_handler = aac_eh_host_reset, |
|
.can_queue = AAC_NUM_IO_FIB, |
|
.this_id = MAXIMUM_NUM_CONTAINERS, |
|
.sg_tablesize = 16, |
|
.max_sectors = 128, |
|
#if (AAC_NUM_IO_FIB > 256) |
|
.cmd_per_lun = 256, |
|
#else |
|
.cmd_per_lun = AAC_NUM_IO_FIB, |
|
#endif |
|
.emulated = 1, |
|
.no_write_same = 1, |
|
}; |
|
|
|
static void __aac_shutdown(struct aac_dev * aac) |
|
{ |
|
int i; |
|
|
|
mutex_lock(&aac->ioctl_mutex); |
|
aac->adapter_shutdown = 1; |
|
mutex_unlock(&aac->ioctl_mutex); |
|
|
|
if (aac->aif_thread) { |
|
int i; |
|
/* Clear out events first */ |
|
for (i = 0; i < (aac->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB); i++) { |
|
struct fib *fib = &aac->fibs[i]; |
|
if (!(fib->hw_fib_va->header.XferState & cpu_to_le32(NoResponseExpected | Async)) && |
|
(fib->hw_fib_va->header.XferState & cpu_to_le32(ResponseExpected))) |
|
complete(&fib->event_wait); |
|
} |
|
kthread_stop(aac->thread); |
|
aac->thread = NULL; |
|
} |
|
|
|
aac_send_shutdown(aac); |
|
|
|
aac_adapter_disable_int(aac); |
|
|
|
if (aac_is_src(aac)) { |
|
if (aac->max_msix > 1) { |
|
for (i = 0; i < aac->max_msix; i++) { |
|
free_irq(pci_irq_vector(aac->pdev, i), |
|
&(aac->aac_msix[i])); |
|
} |
|
} else { |
|
free_irq(aac->pdev->irq, |
|
&(aac->aac_msix[0])); |
|
} |
|
} else { |
|
free_irq(aac->pdev->irq, aac); |
|
} |
|
if (aac->msi) |
|
pci_disable_msi(aac->pdev); |
|
else if (aac->max_msix > 1) |
|
pci_disable_msix(aac->pdev); |
|
} |
|
static void aac_init_char(void) |
|
{ |
|
aac_cfg_major = register_chrdev(0, "aac", &aac_cfg_fops); |
|
if (aac_cfg_major < 0) { |
|
pr_err("aacraid: unable to register \"aac\" device.\n"); |
|
} |
|
} |
|
|
|
void aac_reinit_aif(struct aac_dev *aac, unsigned int index) |
|
{ |
|
/* |
|
* Firmware may send a AIF messages very early and the Driver may have |
|
* ignored as it is not fully ready to process the messages. Send |
|
* AIF to firmware so that if there are any unprocessed events they |
|
* can be processed now. |
|
*/ |
|
if (aac_drivers[index].quirks & AAC_QUIRK_SRC) |
|
aac_intr_normal(aac, 0, 2, 0, NULL); |
|
|
|
} |
|
|
|
static int aac_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) |
|
{ |
|
unsigned index = id->driver_data; |
|
struct Scsi_Host *shost; |
|
struct aac_dev *aac; |
|
struct list_head *insert = &aac_devices; |
|
int error; |
|
int unique_id = 0; |
|
u64 dmamask; |
|
int mask_bits = 0; |
|
extern int aac_sync_mode; |
|
|
|
/* |
|
* Only series 7 needs freset. |
|
*/ |
|
if (pdev->device == PMC_DEVICE_S7) |
|
pdev->needs_freset = 1; |
|
|
|
list_for_each_entry(aac, &aac_devices, entry) { |
|
if (aac->id > unique_id) |
|
break; |
|
insert = &aac->entry; |
|
unique_id++; |
|
} |
|
|
|
pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1 | |
|
PCIE_LINK_STATE_CLKPM); |
|
|
|
error = pci_enable_device(pdev); |
|
if (error) |
|
goto out; |
|
|
|
if (!(aac_drivers[index].quirks & AAC_QUIRK_SRC)) { |
|
error = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)); |
|
if (error) { |
|
dev_err(&pdev->dev, "PCI 32 BIT dma mask set failed"); |
|
goto out_disable_pdev; |
|
} |
|
} |
|
|
|
/* |
|
* If the quirk31 bit is set, the adapter needs adapter |
|
* to driver communication memory to be allocated below 2gig |
|
*/ |
|
if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) { |
|
dmamask = DMA_BIT_MASK(31); |
|
mask_bits = 31; |
|
} else { |
|
dmamask = DMA_BIT_MASK(32); |
|
mask_bits = 32; |
|
} |
|
|
|
error = dma_set_coherent_mask(&pdev->dev, dmamask); |
|
if (error) { |
|
dev_err(&pdev->dev, "PCI %d B consistent dma mask set failed\n" |
|
, mask_bits); |
|
goto out_disable_pdev; |
|
} |
|
|
|
pci_set_master(pdev); |
|
|
|
shost = scsi_host_alloc(&aac_driver_template, sizeof(struct aac_dev)); |
|
if (!shost) { |
|
error = -ENOMEM; |
|
goto out_disable_pdev; |
|
} |
|
|
|
shost->irq = pdev->irq; |
|
shost->unique_id = unique_id; |
|
shost->max_cmd_len = 16; |
|
|
|
if (aac_cfg_major == AAC_CHARDEV_NEEDS_REINIT) |
|
aac_init_char(); |
|
|
|
aac = (struct aac_dev *)shost->hostdata; |
|
aac->base_start = pci_resource_start(pdev, 0); |
|
aac->scsi_host_ptr = shost; |
|
aac->pdev = pdev; |
|
aac->name = aac_driver_template.name; |
|
aac->id = shost->unique_id; |
|
aac->cardtype = index; |
|
INIT_LIST_HEAD(&aac->entry); |
|
|
|
if (aac_reset_devices || reset_devices) |
|
aac->init_reset = true; |
|
|
|
aac->fibs = kcalloc(shost->can_queue + AAC_NUM_MGT_FIB, |
|
sizeof(struct fib), |
|
GFP_KERNEL); |
|
if (!aac->fibs) { |
|
error = -ENOMEM; |
|
goto out_free_host; |
|
} |
|
|
|
spin_lock_init(&aac->fib_lock); |
|
|
|
mutex_init(&aac->ioctl_mutex); |
|
mutex_init(&aac->scan_mutex); |
|
|
|
INIT_DELAYED_WORK(&aac->safw_rescan_work, aac_safw_rescan_worker); |
|
INIT_DELAYED_WORK(&aac->src_reinit_aif_worker, |
|
aac_src_reinit_aif_worker); |
|
/* |
|
* Map in the registers from the adapter. |
|
*/ |
|
aac->base_size = AAC_MIN_FOOTPRINT_SIZE; |
|
if ((*aac_drivers[index].init)(aac)) { |
|
error = -ENODEV; |
|
goto out_unmap; |
|
} |
|
|
|
if (aac->sync_mode) { |
|
if (aac_sync_mode) |
|
printk(KERN_INFO "%s%d: Sync. mode enforced " |
|
"by driver parameter. This will cause " |
|
"a significant performance decrease!\n", |
|
aac->name, |
|
aac->id); |
|
else |
|
printk(KERN_INFO "%s%d: Async. mode not supported " |
|
"by current driver, sync. mode enforced." |
|
"\nPlease update driver to get full performance.\n", |
|
aac->name, |
|
aac->id); |
|
} |
|
|
|
/* |
|
* Start any kernel threads needed |
|
*/ |
|
aac->thread = kthread_run(aac_command_thread, aac, AAC_DRIVERNAME); |
|
if (IS_ERR(aac->thread)) { |
|
printk(KERN_ERR "aacraid: Unable to create command thread.\n"); |
|
error = PTR_ERR(aac->thread); |
|
aac->thread = NULL; |
|
goto out_deinit; |
|
} |
|
|
|
aac->maximum_num_channels = aac_drivers[index].channels; |
|
error = aac_get_adapter_info(aac); |
|
if (error < 0) |
|
goto out_deinit; |
|
|
|
/* |
|
* Lets override negotiations and drop the maximum SG limit to 34 |
|
*/ |
|
if ((aac_drivers[index].quirks & AAC_QUIRK_34SG) && |
|
(shost->sg_tablesize > 34)) { |
|
shost->sg_tablesize = 34; |
|
shost->max_sectors = (shost->sg_tablesize * 8) + 112; |
|
} |
|
|
|
if ((aac_drivers[index].quirks & AAC_QUIRK_17SG) && |
|
(shost->sg_tablesize > 17)) { |
|
shost->sg_tablesize = 17; |
|
shost->max_sectors = (shost->sg_tablesize * 8) + 112; |
|
} |
|
|
|
if (aac->adapter_info.options & AAC_OPT_NEW_COMM) |
|
shost->max_segment_size = shost->max_sectors << 9; |
|
else |
|
shost->max_segment_size = 65536; |
|
|
|
/* |
|
* Firmware printf works only with older firmware. |
|
*/ |
|
if (aac_drivers[index].quirks & AAC_QUIRK_34SG) |
|
aac->printf_enabled = 1; |
|
else |
|
aac->printf_enabled = 0; |
|
|
|
/* |
|
* max channel will be the physical channels plus 1 virtual channel |
|
* all containers are on the virtual channel 0 (CONTAINER_CHANNEL) |
|
* physical channels are address by their actual physical number+1 |
|
*/ |
|
if (aac->nondasd_support || expose_physicals || aac->jbod) |
|
shost->max_channel = aac->maximum_num_channels; |
|
else |
|
shost->max_channel = 0; |
|
|
|
aac_get_config_status(aac, 0); |
|
aac_get_containers(aac); |
|
list_add(&aac->entry, insert); |
|
|
|
shost->max_id = aac->maximum_num_containers; |
|
if (shost->max_id < aac->maximum_num_physicals) |
|
shost->max_id = aac->maximum_num_physicals; |
|
if (shost->max_id < MAXIMUM_NUM_CONTAINERS) |
|
shost->max_id = MAXIMUM_NUM_CONTAINERS; |
|
else |
|
shost->this_id = shost->max_id; |
|
|
|
if (!aac->sa_firmware && aac_drivers[index].quirks & AAC_QUIRK_SRC) |
|
aac_intr_normal(aac, 0, 2, 0, NULL); |
|
|
|
/* |
|
* dmb - we may need to move the setting of these parms somewhere else once |
|
* we get a fib that can report the actual numbers |
|
*/ |
|
shost->max_lun = AAC_MAX_LUN; |
|
|
|
pci_set_drvdata(pdev, shost); |
|
|
|
error = scsi_add_host(shost, &pdev->dev); |
|
if (error) |
|
goto out_deinit; |
|
|
|
aac_scan_host(aac); |
|
|
|
pci_enable_pcie_error_reporting(pdev); |
|
pci_save_state(pdev); |
|
|
|
return 0; |
|
|
|
out_deinit: |
|
__aac_shutdown(aac); |
|
out_unmap: |
|
aac_fib_map_free(aac); |
|
if (aac->comm_addr) |
|
dma_free_coherent(&aac->pdev->dev, aac->comm_size, |
|
aac->comm_addr, aac->comm_phys); |
|
kfree(aac->queues); |
|
aac_adapter_ioremap(aac, 0); |
|
kfree(aac->fibs); |
|
kfree(aac->fsa_dev); |
|
out_free_host: |
|
scsi_host_put(shost); |
|
out_disable_pdev: |
|
pci_disable_device(pdev); |
|
out: |
|
return error; |
|
} |
|
|
|
static void aac_release_resources(struct aac_dev *aac) |
|
{ |
|
aac_adapter_disable_int(aac); |
|
aac_free_irq(aac); |
|
} |
|
|
|
static int aac_acquire_resources(struct aac_dev *dev) |
|
{ |
|
unsigned long status; |
|
/* |
|
* First clear out all interrupts. Then enable the one's that we |
|
* can handle. |
|
*/ |
|
while (!((status = src_readl(dev, MUnit.OMR)) & KERNEL_UP_AND_RUNNING) |
|
|| status == 0xffffffff) |
|
msleep(20); |
|
|
|
aac_adapter_disable_int(dev); |
|
aac_adapter_enable_int(dev); |
|
|
|
|
|
if (aac_is_src(dev)) |
|
aac_define_int_mode(dev); |
|
|
|
if (dev->msi_enabled) |
|
aac_src_access_devreg(dev, AAC_ENABLE_MSIX); |
|
|
|
if (aac_acquire_irq(dev)) |
|
goto error_iounmap; |
|
|
|
aac_adapter_enable_int(dev); |
|
|
|
/*max msix may change after EEH |
|
* Re-assign vectors to fibs |
|
*/ |
|
aac_fib_vector_assign(dev); |
|
|
|
if (!dev->sync_mode) { |
|
/* After EEH recovery or suspend resume, max_msix count |
|
* may change, therefore updating in init as well. |
|
*/ |
|
dev->init->r7.no_of_msix_vectors = cpu_to_le32(dev->max_msix); |
|
aac_adapter_start(dev); |
|
} |
|
return 0; |
|
|
|
error_iounmap: |
|
return -1; |
|
|
|
} |
|
|
|
static int __maybe_unused aac_suspend(struct device *dev) |
|
{ |
|
struct Scsi_Host *shost = dev_get_drvdata(dev); |
|
struct aac_dev *aac = (struct aac_dev *)shost->hostdata; |
|
|
|
scsi_host_block(shost); |
|
aac_cancel_rescan_worker(aac); |
|
aac_send_shutdown(aac); |
|
|
|
aac_release_resources(aac); |
|
|
|
return 0; |
|
} |
|
|
|
static int __maybe_unused aac_resume(struct device *dev) |
|
{ |
|
struct Scsi_Host *shost = dev_get_drvdata(dev); |
|
struct aac_dev *aac = (struct aac_dev *)shost->hostdata; |
|
|
|
if (aac_acquire_resources(aac)) |
|
goto fail_device; |
|
/* |
|
* reset this flag to unblock ioctl() as it was set at |
|
* aac_send_shutdown() to block ioctls from upperlayer |
|
*/ |
|
aac->adapter_shutdown = 0; |
|
scsi_host_unblock(shost, SDEV_RUNNING); |
|
|
|
return 0; |
|
|
|
fail_device: |
|
printk(KERN_INFO "%s%d: resume failed.\n", aac->name, aac->id); |
|
scsi_host_put(shost); |
|
return -ENODEV; |
|
} |
|
|
|
static void aac_shutdown(struct pci_dev *dev) |
|
{ |
|
struct Scsi_Host *shost = pci_get_drvdata(dev); |
|
|
|
scsi_host_block(shost); |
|
__aac_shutdown((struct aac_dev *)shost->hostdata); |
|
} |
|
|
|
static void aac_remove_one(struct pci_dev *pdev) |
|
{ |
|
struct Scsi_Host *shost = pci_get_drvdata(pdev); |
|
struct aac_dev *aac = (struct aac_dev *)shost->hostdata; |
|
|
|
aac_cancel_rescan_worker(aac); |
|
scsi_remove_host(shost); |
|
|
|
__aac_shutdown(aac); |
|
aac_fib_map_free(aac); |
|
dma_free_coherent(&aac->pdev->dev, aac->comm_size, aac->comm_addr, |
|
aac->comm_phys); |
|
kfree(aac->queues); |
|
|
|
aac_adapter_ioremap(aac, 0); |
|
|
|
kfree(aac->fibs); |
|
kfree(aac->fsa_dev); |
|
|
|
list_del(&aac->entry); |
|
scsi_host_put(shost); |
|
pci_disable_device(pdev); |
|
if (list_empty(&aac_devices)) { |
|
unregister_chrdev(aac_cfg_major, "aac"); |
|
aac_cfg_major = AAC_CHARDEV_NEEDS_REINIT; |
|
} |
|
} |
|
|
|
static pci_ers_result_t aac_pci_error_detected(struct pci_dev *pdev, |
|
pci_channel_state_t error) |
|
{ |
|
struct Scsi_Host *shost = pci_get_drvdata(pdev); |
|
struct aac_dev *aac = shost_priv(shost); |
|
|
|
dev_err(&pdev->dev, "aacraid: PCI error detected %x\n", error); |
|
|
|
switch (error) { |
|
case pci_channel_io_normal: |
|
return PCI_ERS_RESULT_CAN_RECOVER; |
|
case pci_channel_io_frozen: |
|
aac->handle_pci_error = 1; |
|
|
|
scsi_host_block(shost); |
|
aac_cancel_rescan_worker(aac); |
|
scsi_host_complete_all_commands(shost, DID_NO_CONNECT); |
|
aac_release_resources(aac); |
|
|
|
pci_disable_pcie_error_reporting(pdev); |
|
aac_adapter_ioremap(aac, 0); |
|
|
|
return PCI_ERS_RESULT_NEED_RESET; |
|
case pci_channel_io_perm_failure: |
|
aac->handle_pci_error = 1; |
|
|
|
scsi_host_complete_all_commands(shost, DID_NO_CONNECT); |
|
return PCI_ERS_RESULT_DISCONNECT; |
|
} |
|
|
|
return PCI_ERS_RESULT_NEED_RESET; |
|
} |
|
|
|
static pci_ers_result_t aac_pci_mmio_enabled(struct pci_dev *pdev) |
|
{ |
|
dev_err(&pdev->dev, "aacraid: PCI error - mmio enabled\n"); |
|
return PCI_ERS_RESULT_NEED_RESET; |
|
} |
|
|
|
static pci_ers_result_t aac_pci_slot_reset(struct pci_dev *pdev) |
|
{ |
|
dev_err(&pdev->dev, "aacraid: PCI error - slot reset\n"); |
|
pci_restore_state(pdev); |
|
if (pci_enable_device(pdev)) { |
|
dev_warn(&pdev->dev, |
|
"aacraid: failed to enable slave\n"); |
|
goto fail_device; |
|
} |
|
|
|
pci_set_master(pdev); |
|
|
|
if (pci_enable_device_mem(pdev)) { |
|
dev_err(&pdev->dev, "pci_enable_device_mem failed\n"); |
|
goto fail_device; |
|
} |
|
|
|
return PCI_ERS_RESULT_RECOVERED; |
|
|
|
fail_device: |
|
dev_err(&pdev->dev, "aacraid: PCI error - slot reset failed\n"); |
|
return PCI_ERS_RESULT_DISCONNECT; |
|
} |
|
|
|
|
|
static void aac_pci_resume(struct pci_dev *pdev) |
|
{ |
|
struct Scsi_Host *shost = pci_get_drvdata(pdev); |
|
struct aac_dev *aac = (struct aac_dev *)shost_priv(shost); |
|
|
|
if (aac_adapter_ioremap(aac, aac->base_size)) { |
|
|
|
dev_err(&pdev->dev, "aacraid: ioremap failed\n"); |
|
/* remap failed, go back ... */ |
|
aac->comm_interface = AAC_COMM_PRODUCER; |
|
if (aac_adapter_ioremap(aac, AAC_MIN_FOOTPRINT_SIZE)) { |
|
dev_warn(&pdev->dev, |
|
"aacraid: unable to map adapter.\n"); |
|
|
|
return; |
|
} |
|
} |
|
|
|
msleep(10000); |
|
|
|
aac_acquire_resources(aac); |
|
|
|
/* |
|
* reset this flag to unblock ioctl() as it was set |
|
* at aac_send_shutdown() to block ioctls from upperlayer |
|
*/ |
|
aac->adapter_shutdown = 0; |
|
aac->handle_pci_error = 0; |
|
|
|
scsi_host_unblock(shost, SDEV_RUNNING); |
|
aac_scan_host(aac); |
|
pci_save_state(pdev); |
|
|
|
dev_err(&pdev->dev, "aacraid: PCI error - resume\n"); |
|
} |
|
|
|
static struct pci_error_handlers aac_pci_err_handler = { |
|
.error_detected = aac_pci_error_detected, |
|
.mmio_enabled = aac_pci_mmio_enabled, |
|
.slot_reset = aac_pci_slot_reset, |
|
.resume = aac_pci_resume, |
|
}; |
|
|
|
static SIMPLE_DEV_PM_OPS(aac_pm_ops, aac_suspend, aac_resume); |
|
|
|
static struct pci_driver aac_pci_driver = { |
|
.name = AAC_DRIVERNAME, |
|
.id_table = aac_pci_tbl, |
|
.probe = aac_probe_one, |
|
.remove = aac_remove_one, |
|
.driver.pm = &aac_pm_ops, |
|
.shutdown = aac_shutdown, |
|
.err_handler = &aac_pci_err_handler, |
|
}; |
|
|
|
static int __init aac_init(void) |
|
{ |
|
int error; |
|
|
|
printk(KERN_INFO "Adaptec %s driver %s\n", |
|
AAC_DRIVERNAME, aac_driver_version); |
|
|
|
error = pci_register_driver(&aac_pci_driver); |
|
if (error < 0) |
|
return error; |
|
|
|
aac_init_char(); |
|
|
|
|
|
return 0; |
|
} |
|
|
|
static void __exit aac_exit(void) |
|
{ |
|
if (aac_cfg_major > -1) |
|
unregister_chrdev(aac_cfg_major, "aac"); |
|
pci_unregister_driver(&aac_pci_driver); |
|
} |
|
|
|
module_init(aac_init); |
|
module_exit(aac_exit);
|
|
|