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![Alan Cox](/assets/img/avatar_default.png)
Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
1314 lines
44 KiB
C
1314 lines
44 KiB
C
/*
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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) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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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/slab.h>
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#include <linux/smp_lock.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 <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 "1.1-5"
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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_DRIVER_BUILD_DATE __DATE__ " " __TIME__
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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 " " AAC_DRIVER_BUILD_DATE
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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 LIST_HEAD(aac_devices);
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static int aac_cfg_major = -1;
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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 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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{ 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)*/
|
|
{ aac_sa_init, "aacraid", "ADAPTEC ", "AAC-364 ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/
|
|
{ aac_sa_init, "percraid", "DELL ", "PERCRAID ", 4, AAC_QUIRK_34SG }, /* Dell PERC2/QC */
|
|
{ aac_sa_init, "hpnraid", "HP ", "NetRAID ", 4, AAC_QUIRK_34SG }, /* HP NetRAID-4M */
|
|
|
|
{ aac_rx_init, "aacraid", "DELL ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Dell Catchall */
|
|
{ aac_rx_init, "aacraid", "Legend ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend Catchall */
|
|
{ aac_rx_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Catch All */
|
|
{ aac_rkt_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Rocket Catch All */
|
|
{ aac_nark_init, "aacraid", "ADAPTEC ", "RAID ", 2 } /* Adaptec NEMER/ARK Catch All */
|
|
};
|
|
|
|
/**
|
|
* aac_queuecommand - queue a SCSI command
|
|
* @cmd: SCSI command to queue
|
|
* @done: Function to call on command completion
|
|
*
|
|
* Queues a command for execution by the associated Host Adapter.
|
|
*
|
|
* TODO: unify with aac_scsi_cmd().
|
|
*/
|
|
|
|
static int aac_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
|
|
{
|
|
struct Scsi_Host *host = cmd->device->host;
|
|
struct aac_dev *dev = (struct aac_dev *)host->hostdata;
|
|
u32 count = 0;
|
|
cmd->scsi_done = done;
|
|
for (; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
|
|
struct fib * fib = &dev->fibs[count];
|
|
struct scsi_cmnd * command;
|
|
if (fib->hw_fib_va->header.XferState &&
|
|
((command = fib->callback_data)) &&
|
|
(command == cmd) &&
|
|
(cmd->SCp.phase == AAC_OWNER_FIRMWARE))
|
|
return 0; /* Already owned by Adapter */
|
|
}
|
|
cmd->SCp.phase = AAC_OWNER_LOWLEVEL;
|
|
return (aac_scsi_cmd(cmd) ? FAILED : 0);
|
|
}
|
|
|
|
/**
|
|
* 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(0xaa55)) {
|
|
struct partition *first = (struct partition * )buf;
|
|
struct 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;
|
|
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 depth;
|
|
unsigned cid;
|
|
|
|
/*
|
|
* Firmware has an individual device recovery time typically
|
|
* of 35 seconds, give us a margin.
|
|
*/
|
|
if (sdev->request_queue->rq_timeout < (45 * HZ))
|
|
blk_queue_rq_timeout(sdev->request_queue, 45*HZ);
|
|
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 (depth > 256)
|
|
depth = 256;
|
|
else if (depth < 2)
|
|
depth = 2;
|
|
scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, depth);
|
|
} else
|
|
scsi_adjust_queue_depth(sdev, 0, 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)
|
|
{
|
|
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;
|
|
scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, depth);
|
|
} else
|
|
scsi_adjust_queue_depth(sdev, 0, 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 struct device_attribute *aac_dev_attrs[] = {
|
|
&aac_raid_level_attr,
|
|
NULL,
|
|
};
|
|
|
|
static int aac_ioctl(struct scsi_device *sdev, int cmd, void __user * arg)
|
|
{
|
|
struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
|
|
if (!capable(CAP_SYS_RAWIO))
|
|
return -EPERM;
|
|
return aac_do_ioctl(dev, cmd, arg);
|
|
}
|
|
|
|
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;
|
|
int ret = FAILED;
|
|
|
|
printk(KERN_ERR "%s: Host adapter abort request (%d,%d,%d,%d)\n",
|
|
AAC_DRIVERNAME,
|
|
host->host_no, sdev_channel(dev), sdev_id(dev), dev->lun);
|
|
switch (cmd->cmnd[0]) {
|
|
case SERVICE_ACTION_IN:
|
|
if (!(aac->raw_io_interface) ||
|
|
!(aac->raw_io_64) ||
|
|
((cmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16))
|
|
break;
|
|
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];
|
|
if ((fib->hw_fib_va->header.XferState & cpu_to_le32(Async | NoResponseExpected)) &&
|
|
(fib->flags & FIB_CONTEXT_FLAG) &&
|
|
((command = fib->callback_data)) &&
|
|
(command->device == cmd->device)) {
|
|
fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT;
|
|
command->SCp.phase = AAC_OWNER_ERROR_HANDLER;
|
|
if (command == cmd)
|
|
ret = SUCCESS;
|
|
}
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* aac_eh_reset - Reset command handling
|
|
* @scsi_cmd: SCSI command block causing the reset
|
|
*
|
|
*/
|
|
static int aac_eh_reset(struct scsi_cmnd* cmd)
|
|
{
|
|
struct scsi_device * dev = cmd->device;
|
|
struct Scsi_Host * host = dev->host;
|
|
struct scsi_cmnd * command;
|
|
int count;
|
|
struct aac_dev * aac = (struct aac_dev *)host->hostdata;
|
|
unsigned long flags;
|
|
|
|
/* Mark the 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;
|
|
}
|
|
}
|
|
printk(KERN_ERR "%s: Host adapter reset request. SCSI hang ?\n",
|
|
AAC_DRIVERNAME);
|
|
|
|
if ((count = aac_check_health(aac)))
|
|
return count;
|
|
/*
|
|
* Wait for all commands to complete to this specific
|
|
* target (block maximum 60 seconds).
|
|
*/
|
|
for (count = 60; count; --count) {
|
|
int active = aac->in_reset;
|
|
|
|
if (active == 0)
|
|
__shost_for_each_device(dev, host) {
|
|
spin_lock_irqsave(&dev->list_lock, flags);
|
|
list_for_each_entry(command, &dev->cmd_list, list) {
|
|
if ((command != cmd) &&
|
|
(command->SCp.phase == AAC_OWNER_FIRMWARE)) {
|
|
active++;
|
|
break;
|
|
}
|
|
}
|
|
spin_unlock_irqrestore(&dev->list_lock, flags);
|
|
if (active)
|
|
break;
|
|
|
|
}
|
|
/*
|
|
* We can exit If all the commands are complete
|
|
*/
|
|
if (active == 0)
|
|
return SUCCESS;
|
|
ssleep(1);
|
|
}
|
|
printk(KERN_ERR "%s: SCSI bus appears hung\n", AAC_DRIVERNAME);
|
|
/*
|
|
* This adapter needs a blind reset, only do so for Adapters that
|
|
* support a register, instead of a commanded, reset.
|
|
*/
|
|
if ((aac->supplement_adapter_info.SupportedOptions2 &
|
|
AAC_OPTION_MU_RESET) &&
|
|
aac_check_reset &&
|
|
((aac_check_reset != 1) ||
|
|
!(aac->supplement_adapter_info.SupportedOptions2 &
|
|
AAC_OPTION_IGNORE_RESET)))
|
|
aac_reset_adapter(aac, 2); /* Bypass wait for command quiesce */
|
|
return SUCCESS; /* Cause an immediate retry of the command with a ten second delay after successful tur */
|
|
}
|
|
|
|
/**
|
|
* 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;
|
|
|
|
lock_kernel(); /* 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;
|
|
}
|
|
}
|
|
unlock_kernel();
|
|
|
|
return err;
|
|
}
|
|
|
|
/**
|
|
* aac_cfg_ioctl - AAC configuration request
|
|
* @inode: inode of device
|
|
* @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 int aac_cfg_ioctl(struct inode *inode, struct file *file,
|
|
unsigned int cmd, unsigned long arg)
|
|
{
|
|
if (!capable(CAP_SYS_RAWIO))
|
|
return -EPERM;
|
|
return aac_do_ioctl(file->private_data, cmd, (void __user *)arg);
|
|
}
|
|
|
|
#ifdef CONFIG_COMPAT
|
|
static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long arg)
|
|
{
|
|
long ret;
|
|
lock_kernel();
|
|
switch (cmd) {
|
|
case FSACTL_MINIPORT_REV_CHECK:
|
|
case FSACTL_SENDFIB:
|
|
case FSACTL_OPEN_GET_ADAPTER_FIB:
|
|
case FSACTL_CLOSE_GET_ADAPTER_FIB:
|
|
case FSACTL_SEND_RAW_SRB:
|
|
case FSACTL_GET_PCI_INFO:
|
|
case FSACTL_QUERY_DISK:
|
|
case FSACTL_DELETE_DISK:
|
|
case FSACTL_FORCE_DELETE_DISK:
|
|
case FSACTL_GET_CONTAINERS:
|
|
case FSACTL_SEND_LARGE_FIB:
|
|
ret = aac_do_ioctl(dev, cmd, (void __user *)arg);
|
|
break;
|
|
|
|
case FSACTL_GET_NEXT_ADAPTER_FIB: {
|
|
struct fib_ioctl __user *f;
|
|
|
|
f = compat_alloc_user_space(sizeof(*f));
|
|
ret = 0;
|
|
if (clear_user(f, sizeof(*f)))
|
|
ret = -EFAULT;
|
|
if (copy_in_user(f, (void __user *)arg, sizeof(struct fib_ioctl) - sizeof(u32)))
|
|
ret = -EFAULT;
|
|
if (!ret)
|
|
ret = aac_do_ioctl(dev, cmd, f);
|
|
break;
|
|
}
|
|
|
|
default:
|
|
ret = -ENOIOCTLCMD;
|
|
break;
|
|
}
|
|
unlock_kernel();
|
|
return ret;
|
|
}
|
|
|
|
static int aac_compat_ioctl(struct scsi_device *sdev, int cmd, void __user *arg)
|
|
{
|
|
struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
|
|
return aac_compat_do_ioctl(dev, cmd, (unsigned long)arg);
|
|
}
|
|
|
|
static long aac_compat_cfg_ioctl(struct file *file, unsigned cmd, unsigned long arg)
|
|
{
|
|
if (!capable(CAP_SYS_RAWIO))
|
|
return -EPERM;
|
|
return aac_compat_do_ioctl((struct aac_dev *)file->private_data, cmd, arg);
|
|
}
|
|
#endif
|
|
|
|
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.AdapterTypeText[0]) {
|
|
char * cp = dev->supplement_adapter_info.AdapterTypeText;
|
|
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;
|
|
int len;
|
|
|
|
if (dev->supplement_adapter_info.AdapterTypeText[0]) {
|
|
char * cp = dev->supplement_adapter_info.AdapterTypeText;
|
|
while (*cp && *cp != ' ')
|
|
++cp;
|
|
len = snprintf(buf, PAGE_SIZE, "%.*s\n",
|
|
(int)(cp - (char *)dev->supplement_adapter_info.AdapterTypeText),
|
|
dev->supplement_adapter_info.AdapterTypeText);
|
|
} 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 += snprintf(buf + len, PAGE_SIZE - len,
|
|
"AAC_DETAILED_STATUS_INFO\n");
|
|
#endif
|
|
if (dev->raw_io_interface && dev->raw_io_64)
|
|
len += snprintf(buf + len, PAGE_SIZE - len,
|
|
"SAI_READ_CAPACITY_16\n");
|
|
if (dev->jbod)
|
|
len += snprintf(buf + len, PAGE_SIZE - len, "SUPPORTED_JBOD\n");
|
|
if (dev->supplement_adapter_info.SupportedOptions2 &
|
|
AAC_OPTION_POWER_MANAGEMENT)
|
|
len += snprintf(buf + len, PAGE_SIZE - len,
|
|
"SUPPORTED_POWER_MANAGEMENT\n");
|
|
if (dev->msi)
|
|
len += snprintf(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_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, PAGE_SIZE, "%06X\n",
|
|
le32_to_cpu(dev->adapter_info.serial[0]));
|
|
if (len &&
|
|
!memcmp(&dev->supplement_adapter_info.MfgPcbaSerialNo[
|
|
sizeof(dev->supplement_adapter_info.MfgPcbaSerialNo)-len],
|
|
buf, len-1))
|
|
len = snprintf(buf, PAGE_SIZE, "%.*s\n",
|
|
(int)sizeof(dev->supplement_adapter_info.MfgPcbaSerialNo),
|
|
dev->supplement_adapter_info.MfgPcbaSerialNo);
|
|
return len;
|
|
}
|
|
|
|
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((struct aac_dev*)class_to_shost(device)->hostdata, buf[0] == '!');
|
|
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_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_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,
|
|
.ioctl = aac_cfg_ioctl,
|
|
#ifdef CONFIG_COMPAT
|
|
.compat_ioctl = aac_compat_cfg_ioctl,
|
|
#endif
|
|
.open = aac_cfg_open,
|
|
};
|
|
|
|
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_compat_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_host_reset_handler = aac_eh_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
|
|
.use_clustering = ENABLE_CLUSTERING,
|
|
.emulated = 1,
|
|
};
|
|
|
|
static void __aac_shutdown(struct aac_dev * aac)
|
|
{
|
|
if (aac->aif_thread)
|
|
kthread_stop(aac->thread);
|
|
aac_send_shutdown(aac);
|
|
aac_adapter_disable_int(aac);
|
|
free_irq(aac->pdev->irq, aac);
|
|
if (aac->msi)
|
|
pci_disable_msi(aac->pdev);
|
|
}
|
|
|
|
static int __devinit 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 = -ENODEV;
|
|
int unique_id = 0;
|
|
|
|
list_for_each_entry(aac, &aac_devices, entry) {
|
|
if (aac->id > unique_id)
|
|
break;
|
|
insert = &aac->entry;
|
|
unique_id++;
|
|
}
|
|
|
|
error = pci_enable_device(pdev);
|
|
if (error)
|
|
goto out;
|
|
error = -ENODEV;
|
|
|
|
if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) ||
|
|
pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK))
|
|
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)
|
|
if (pci_set_dma_mask(pdev, DMA_31BIT_MASK) ||
|
|
pci_set_consistent_dma_mask(pdev, DMA_31BIT_MASK))
|
|
goto out_disable_pdev;
|
|
|
|
pci_set_master(pdev);
|
|
|
|
shost = scsi_host_alloc(&aac_driver_template, sizeof(struct aac_dev));
|
|
if (!shost)
|
|
goto out_disable_pdev;
|
|
|
|
shost->irq = pdev->irq;
|
|
shost->base = pci_resource_start(pdev, 0);
|
|
shost->unique_id = unique_id;
|
|
shost->max_cmd_len = 16;
|
|
|
|
aac = (struct aac_dev *)shost->hostdata;
|
|
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);
|
|
|
|
aac->fibs = kmalloc(sizeof(struct fib) * (shost->can_queue + AAC_NUM_MGT_FIB), GFP_KERNEL);
|
|
if (!aac->fibs)
|
|
goto out_free_host;
|
|
spin_lock_init(&aac->fib_lock);
|
|
|
|
/*
|
|
* Map in the registers from the adapter.
|
|
*/
|
|
aac->base_size = AAC_MIN_FOOTPRINT_SIZE;
|
|
if ((*aac_drivers[index].init)(aac))
|
|
goto out_unmap;
|
|
|
|
/*
|
|
* 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);
|
|
goto out_deinit;
|
|
}
|
|
|
|
/*
|
|
* If we had set a smaller DMA mask earlier, set it to 4gig
|
|
* now since the adapter can dma data to at least a 4gig
|
|
* address space.
|
|
*/
|
|
if (aac_drivers[index].quirks & AAC_QUIRK_31BIT)
|
|
if (pci_set_dma_mask(pdev, DMA_32BIT_MASK))
|
|
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;
|
|
}
|
|
|
|
error = pci_set_dma_max_seg_size(pdev,
|
|
(aac->adapter_info.options & AAC_OPT_NEW_COMM) ?
|
|
(shost->max_sectors << 9) : 65536);
|
|
if (error)
|
|
goto out_deinit;
|
|
|
|
/*
|
|
* 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;
|
|
|
|
/*
|
|
* 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;
|
|
scsi_scan_host(shost);
|
|
|
|
return 0;
|
|
|
|
out_deinit:
|
|
__aac_shutdown(aac);
|
|
out_unmap:
|
|
aac_fib_map_free(aac);
|
|
if (aac->comm_addr)
|
|
pci_free_consistent(aac->pdev, 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_shutdown(struct pci_dev *dev)
|
|
{
|
|
struct Scsi_Host *shost = pci_get_drvdata(dev);
|
|
scsi_block_requests(shost);
|
|
__aac_shutdown((struct aac_dev *)shost->hostdata);
|
|
}
|
|
|
|
static void __devexit aac_remove_one(struct pci_dev *pdev)
|
|
{
|
|
struct Scsi_Host *shost = pci_get_drvdata(pdev);
|
|
struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
|
|
|
|
scsi_remove_host(shost);
|
|
|
|
__aac_shutdown(aac);
|
|
aac_fib_map_free(aac);
|
|
pci_free_consistent(aac->pdev, 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 = -1;
|
|
}
|
|
}
|
|
|
|
static struct pci_driver aac_pci_driver = {
|
|
.name = AAC_DRIVERNAME,
|
|
.id_table = aac_pci_tbl,
|
|
.probe = aac_probe_one,
|
|
.remove = __devexit_p(aac_remove_one),
|
|
.shutdown = aac_shutdown,
|
|
};
|
|
|
|
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_cfg_major = register_chrdev( 0, "aac", &aac_cfg_fops);
|
|
if (aac_cfg_major < 0) {
|
|
printk(KERN_WARNING
|
|
"aacraid: unable to register \"aac\" device.\n");
|
|
}
|
|
|
|
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);
|