diff options
Diffstat (limited to 'drivers/scsi/aacraid/linit.c')
| -rw-r--r-- | drivers/scsi/aacraid/linit.c | 1390 |
1 files changed, 1390 insertions, 0 deletions
diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c new file mode 100644 index 000000000..9eec02733 --- /dev/null +++ b/drivers/scsi/aacraid/linit.c @@ -0,0 +1,1390 @@ +/* + * Adaptec AAC series RAID controller driver + * (c) Copyright 2001 Red Hat Inc. + * + * based on the old aacraid driver that is.. + * Adaptec aacraid device driver for Linux. + * + * Copyright (c) 2000-2010 Adaptec, Inc. + * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; see the file COPYING. If not, write to + * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. + * + * Module Name: + * linit.c + * + * Abstract: Linux Driver entry module for Adaptec RAID Array Controller + */ + + +#include <linux/compat.h> +#include <linux/blkdev.h> +#include <linux/completion.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/pci.h> +#include <linux/pci-aspm.h> +#include <linux/slab.h> +#include <linux/mutex.h> +#include <linux/spinlock.h> +#include <linux/syscalls.h> +#include <linux/delay.h> +#include <linux/kthread.h> + +#include <scsi/scsi.h> +#include <scsi/scsi_cmnd.h> +#include <scsi/scsi_device.h> +#include <scsi/scsi_host.h> +#include <scsi/scsi_tcq.h> +#include <scsi/scsicam.h> +#include <scsi/scsi_eh.h> + +#include "aacraid.h" + +#define AAC_DRIVER_VERSION "1.2-1" +#ifndef AAC_DRIVER_BRANCH +#define AAC_DRIVER_BRANCH "" +#endif +#define AAC_DRIVERNAME "aacraid" + +#ifdef AAC_DRIVER_BUILD +#define _str(x) #x +#define str(x) _str(x) +#define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION "[" str(AAC_DRIVER_BUILD) "]" AAC_DRIVER_BRANCH +#else +#define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION AAC_DRIVER_BRANCH +#endif + +MODULE_AUTHOR("Red Hat Inc and Adaptec"); +MODULE_DESCRIPTION("Dell PERC2, 2/Si, 3/Si, 3/Di, " + "Adaptec Advanced Raid Products, " + "HP NetRAID-4M, IBM ServeRAID & ICP SCSI driver"); +MODULE_LICENSE("GPL"); +MODULE_VERSION(AAC_DRIVER_FULL_VERSION); + +static DEFINE_MUTEX(aac_mutex); +static LIST_HEAD(aac_devices); +static int aac_cfg_major = -1; +char aac_driver_version[] = AAC_DRIVER_FULL_VERSION; + +/* + * Because of the way Linux names scsi devices, the order in this table has + * become important. Check for on-board Raid first, add-in cards second. + * + * Note: The last field is used to index into aac_drivers below. + */ +static const struct pci_device_id aac_pci_tbl[] = { + { 0x1028, 0x0001, 0x1028, 0x0001, 0, 0, 0 }, /* PERC 2/Si (Iguana/PERC2Si) */ + { 0x1028, 0x0002, 0x1028, 0x0002, 0, 0, 1 }, /* PERC 3/Di (Opal/PERC3Di) */ + { 0x1028, 0x0003, 0x1028, 0x0003, 0, 0, 2 }, /* PERC 3/Si (SlimFast/PERC3Si */ + { 0x1028, 0x0004, 0x1028, 0x00d0, 0, 0, 3 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */ + { 0x1028, 0x0002, 0x1028, 0x00d1, 0, 0, 4 }, /* PERC 3/Di (Viper/PERC3DiV) */ + { 0x1028, 0x0002, 0x1028, 0x00d9, 0, 0, 5 }, /* PERC 3/Di (Lexus/PERC3DiL) */ + { 0x1028, 0x000a, 0x1028, 0x0106, 0, 0, 6 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */ + { 0x1028, 0x000a, 0x1028, 0x011b, 0, 0, 7 }, /* PERC 3/Di (Dagger/PERC3DiD) */ + { 0x1028, 0x000a, 0x1028, 0x0121, 0, 0, 8 }, /* PERC 3/Di (Boxster/PERC3DiB) */ + { 0x9005, 0x0283, 0x9005, 0x0283, 0, 0, 9 }, /* catapult */ + { 0x9005, 0x0284, 0x9005, 0x0284, 0, 0, 10 }, /* tomcat */ + { 0x9005, 0x0285, 0x9005, 0x0286, 0, 0, 11 }, /* Adaptec 2120S (Crusader) */ + { 0x9005, 0x0285, 0x9005, 0x0285, 0, 0, 12 }, /* Adaptec 2200S (Vulcan) */ + { 0x9005, 0x0285, 0x9005, 0x0287, 0, 0, 13 }, /* Adaptec 2200S (Vulcan-2m) */ + { 0x9005, 0x0285, 0x17aa, 0x0286, 0, 0, 14 }, /* Legend S220 (Legend Crusader) */ + { 0x9005, 0x0285, 0x17aa, 0x0287, 0, 0, 15 }, /* Legend S230 (Legend Vulcan) */ + + { 0x9005, 0x0285, 0x9005, 0x0288, 0, 0, 16 }, /* Adaptec 3230S (Harrier) */ + { 0x9005, 0x0285, 0x9005, 0x0289, 0, 0, 17 }, /* Adaptec 3240S (Tornado) */ + { 0x9005, 0x0285, 0x9005, 0x028a, 0, 0, 18 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */ + { 0x9005, 0x0285, 0x9005, 0x028b, 0, 0, 19 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */ + { 0x9005, 0x0286, 0x9005, 0x028c, 0, 0, 20 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */ + { 0x9005, 0x0286, 0x9005, 0x028d, 0, 0, 21 }, /* ASR-2130S (Lancer) */ + { 0x9005, 0x0286, 0x9005, 0x029b, 0, 0, 22 }, /* AAR-2820SA (Intruder) */ + { 0x9005, 0x0286, 0x9005, 0x029c, 0, 0, 23 }, /* AAR-2620SA (Intruder) */ + { 0x9005, 0x0286, 0x9005, 0x029d, 0, 0, 24 }, /* AAR-2420SA (Intruder) */ + { 0x9005, 0x0286, 0x9005, 0x029e, 0, 0, 25 }, /* ICP9024RO (Lancer) */ + { 0x9005, 0x0286, 0x9005, 0x029f, 0, 0, 26 }, /* ICP9014RO (Lancer) */ + { 0x9005, 0x0286, 0x9005, 0x02a0, 0, 0, 27 }, /* ICP9047MA (Lancer) */ + { 0x9005, 0x0286, 0x9005, 0x02a1, 0, 0, 28 }, /* ICP9087MA (Lancer) */ + { 0x9005, 0x0286, 0x9005, 0x02a3, 0, 0, 29 }, /* ICP5445AU (Hurricane44) */ + { 0x9005, 0x0285, 0x9005, 0x02a4, 0, 0, 30 }, /* ICP9085LI (Marauder-X) */ + { 0x9005, 0x0285, 0x9005, 0x02a5, 0, 0, 31 }, /* ICP5085BR (Marauder-E) */ + { 0x9005, 0x0286, 0x9005, 0x02a6, 0, 0, 32 }, /* ICP9067MA (Intruder-6) */ + { 0x9005, 0x0287, 0x9005, 0x0800, 0, 0, 33 }, /* Themisto Jupiter Platform */ + { 0x9005, 0x0200, 0x9005, 0x0200, 0, 0, 33 }, /* Themisto Jupiter Platform */ + { 0x9005, 0x0286, 0x9005, 0x0800, 0, 0, 34 }, /* Callisto Jupiter Platform */ + { 0x9005, 0x0285, 0x9005, 0x028e, 0, 0, 35 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */ + { 0x9005, 0x0285, 0x9005, 0x028f, 0, 0, 36 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */ + { 0x9005, 0x0285, 0x9005, 0x0290, 0, 0, 37 }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */ + { 0x9005, 0x0285, 0x1028, 0x0291, 0, 0, 38 }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */ + { 0x9005, 0x0285, 0x9005, 0x0292, 0, 0, 39 }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */ + { 0x9005, 0x0285, 0x9005, 0x0293, 0, 0, 40 }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */ + { 0x9005, 0x0285, 0x9005, 0x0294, 0, 0, 41 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */ + { 0x9005, 0x0285, 0x103C, 0x3227, 0, 0, 42 }, /* AAR-2610SA PCI SATA 6ch */ + { 0x9005, 0x0285, 0x9005, 0x0296, 0, 0, 43 }, /* ASR-2240S (SabreExpress) */ + { 0x9005, 0x0285, 0x9005, 0x0297, 0, 0, 44 }, /* ASR-4005 */ + { 0x9005, 0x0285, 0x1014, 0x02F2, 0, 0, 45 }, /* IBM 8i (AvonPark) */ + { 0x9005, 0x0285, 0x1014, 0x0312, 0, 0, 45 }, /* IBM 8i (AvonPark Lite) */ + { 0x9005, 0x0286, 0x1014, 0x9580, 0, 0, 46 }, /* IBM 8k/8k-l8 (Aurora) */ + { 0x9005, 0x0286, 0x1014, 0x9540, 0, 0, 47 }, /* IBM 8k/8k-l4 (Aurora Lite) */ + { 0x9005, 0x0285, 0x9005, 0x0298, 0, 0, 48 }, /* ASR-4000 (BlackBird) */ + { 0x9005, 0x0285, 0x9005, 0x0299, 0, 0, 49 }, /* ASR-4800SAS (Marauder-X) */ + { 0x9005, 0x0285, 0x9005, 0x029a, 0, 0, 50 }, /* ASR-4805SAS (Marauder-E) */ + { 0x9005, 0x0286, 0x9005, 0x02a2, 0, 0, 51 }, /* ASR-3800 (Hurricane44) */ + + { 0x9005, 0x0285, 0x1028, 0x0287, 0, 0, 52 }, /* Perc 320/DC*/ + { 0x1011, 0x0046, 0x9005, 0x0365, 0, 0, 53 }, /* Adaptec 5400S (Mustang)*/ + { 0x1011, 0x0046, 0x9005, 0x0364, 0, 0, 54 }, /* Adaptec 5400S (Mustang)*/ + { 0x1011, 0x0046, 0x9005, 0x1364, 0, 0, 55 }, /* Dell PERC2/QC */ + { 0x1011, 0x0046, 0x103c, 0x10c2, 0, 0, 56 }, /* HP NetRAID-4M */ + + { 0x9005, 0x0285, 0x1028, PCI_ANY_ID, 0, 0, 57 }, /* Dell Catchall */ + { 0x9005, 0x0285, 0x17aa, PCI_ANY_ID, 0, 0, 58 }, /* Legend Catchall */ + { 0x9005, 0x0285, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 59 }, /* Adaptec Catch All */ + { 0x9005, 0x0286, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 60 }, /* Adaptec Rocket Catch All */ + { 0x9005, 0x0288, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 61 }, /* Adaptec NEMER/ARK Catch All */ + { 0x9005, 0x028b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 62 }, /* Adaptec PMC Series 6 (Tupelo) */ + { 0x9005, 0x028c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 63 }, /* Adaptec PMC Series 7 (Denali) */ + { 0x9005, 0x028d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 64 }, /* Adaptec PMC Series 8 */ + { 0x9005, 0x028f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 65 }, /* Adaptec PMC Series 9 */ + { 0,} +}; +MODULE_DEVICE_TABLE(pci, aac_pci_tbl); + +/* + * dmb - For now we add the number of channels to this structure. + * In the future we should add a fib that reports the number of channels + * for the card. At that time we can remove the channels from here + */ +static struct aac_driver_ident aac_drivers[] = { + { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 2/Si (Iguana/PERC2Si) */ + { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Opal/PERC3Di) */ + { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Si (SlimFast/PERC3Si */ + { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */ + { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Viper/PERC3DiV) */ + { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Lexus/PERC3DiL) */ + { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */ + { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Dagger/PERC3DiD) */ + { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Boxster/PERC3DiB) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "catapult ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* catapult */ + { aac_rx_init, "aacraid", "ADAPTEC ", "tomcat ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* tomcat */ + { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2120S (Crusader) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan-2m) */ + { aac_rx_init, "aacraid", "Legend ", "Legend S220 ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S220 (Legend Crusader) */ + { aac_rx_init, "aacraid", "Legend ", "Legend S230 ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S230 (Legend Vulcan) */ + + { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3230S ", 2 }, /* Adaptec 3230S (Harrier) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3240S ", 2 }, /* Adaptec 3240S (Tornado) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020ZCR ", 2 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025ZCR ", 2 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */ + { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2230S PCI-X ", 2 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */ + { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2130S PCI-X ", 1 }, /* ASR-2130S (Lancer) */ + { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2820SA ", 1 }, /* AAR-2820SA (Intruder) */ + { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2620SA ", 1 }, /* AAR-2620SA (Intruder) */ + { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2420SA ", 1 }, /* AAR-2420SA (Intruder) */ + { aac_rkt_init, "aacraid", "ICP ", "ICP9024RO ", 2 }, /* ICP9024RO (Lancer) */ + { aac_rkt_init, "aacraid", "ICP ", "ICP9014RO ", 1 }, /* ICP9014RO (Lancer) */ + { aac_rkt_init, "aacraid", "ICP ", "ICP9047MA ", 1 }, /* ICP9047MA (Lancer) */ + { aac_rkt_init, "aacraid", "ICP ", "ICP9087MA ", 1 }, /* ICP9087MA (Lancer) */ + { aac_rkt_init, "aacraid", "ICP ", "ICP5445AU ", 1 }, /* ICP5445AU (Hurricane44) */ + { aac_rx_init, "aacraid", "ICP ", "ICP9085LI ", 1 }, /* ICP9085LI (Marauder-X) */ + { aac_rx_init, "aacraid", "ICP ", "ICP5085BR ", 1 }, /* ICP5085BR (Marauder-E) */ + { aac_rkt_init, "aacraid", "ICP ", "ICP9067MA ", 1 }, /* ICP9067MA (Intruder-6) */ + { NULL , "aacraid", "ADAPTEC ", "Themisto ", 0, AAC_QUIRK_SLAVE }, /* Jupiter Platform */ + { aac_rkt_init, "aacraid", "ADAPTEC ", "Callisto ", 2, AAC_QUIRK_MASTER }, /* Jupiter Platform */ + { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020SA ", 1 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025SA ", 1 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2410SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */ + { aac_rx_init, "aacraid", "DELL ", "CERC SR2 ", 1, AAC_QUIRK_17SG }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2810SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-21610SA SATA", 1, AAC_QUIRK_17SG }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2026ZCR ", 1 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2610SA ", 1 }, /* SATA 6Ch (Bearcat) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2240S ", 1 }, /* ASR-2240S (SabreExpress) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4005 ", 1 }, /* ASR-4005 */ + { aac_rx_init, "ServeRAID","IBM ", "ServeRAID 8i ", 1 }, /* IBM 8i (AvonPark) */ + { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l8 ", 1 }, /* IBM 8k/8k-l8 (Aurora) */ + { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l4 ", 1 }, /* IBM 8k/8k-l4 (Aurora Lite) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4000 ", 1 }, /* ASR-4000 (BlackBird & AvonPark) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4800SAS ", 1 }, /* ASR-4800SAS (Marauder-X) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4805SAS ", 1 }, /* ASR-4805SAS (Marauder-E) */ + { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-3800 ", 1 }, /* ASR-3800 (Hurricane44) */ + + { aac_rx_init, "percraid", "DELL ", "PERC 320/DC ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Perc 320/DC*/ + { 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_src_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec PMC Series 6 (Tupelo) */ + { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec PMC Series 7 (Denali) */ + { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec PMC Series 8 */ + { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2 } /* Adaptec PMC Series 9 */ +}; + +/** + * 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_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(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_change_queue_depth(sdev, depth); + } else + scsi_change_queue_depth(sdev, 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; + return scsi_change_queue_depth(sdev, depth); + } + + return scsi_change_queue_depth(sdev, 1); +} + +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,%llu)\n", + AAC_DRIVERNAME, + host->host_no, sdev_channel(dev), sdev_id(dev), 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; + 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->supplement_adapter_info.SupportedOptions2 & + AAC_OPTION_DOORBELL_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; + + 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 + * @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 long aac_cfg_ioctl(struct file *file, + unsigned int cmd, unsigned long arg) +{ + int ret; + struct aac_dev *aac; + aac = (struct aac_dev *)file->private_data; + if (!capable(CAP_SYS_RAWIO) || aac->adapter_shutdown) + return -EPERM; + mutex_lock(&aac_mutex); + ret = aac_do_ioctl(file->private_data, cmd, (void __user *)arg); + mutex_unlock(&aac_mutex); + + return ret; +} + +#ifdef CONFIG_COMPAT +static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long arg) +{ + long ret; + mutex_lock(&aac_mutex); + 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; + } + mutex_unlock(&aac_mutex); + 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; + if (!capable(CAP_SYS_RAWIO)) + return -EPERM; + 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(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, 16, "%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, 16, "%.*s\n", + (int)sizeof(dev->supplement_adapter_info.MfgPcbaSerialNo), + dev->supplement_adapter_info.MfgPcbaSerialNo); + + 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((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, + .unlocked_ioctl = aac_cfg_ioctl, +#ifdef CONFIG_COMPAT + .compat_ioctl = aac_compat_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_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, + .no_write_same = 1, +}; + +static void __aac_shutdown(struct aac_dev * aac) +{ + int i; + int cpu; + + 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))) + up(&fib->event_wait); + } + kthread_stop(aac->thread); + } + aac_send_shutdown(aac); + aac_adapter_disable_int(aac); + cpu = cpumask_first(cpu_online_mask); + if (aac->pdev->device == PMC_DEVICE_S6 || + aac->pdev->device == PMC_DEVICE_S7 || + aac->pdev->device == PMC_DEVICE_S8 || + aac->pdev->device == PMC_DEVICE_S9) { + if (aac->max_msix > 1) { + for (i = 0; i < aac->max_msix; i++) { + if (irq_set_affinity_hint( + aac->msixentry[i].vector, + NULL)) { + printk(KERN_ERR "%s%d: Failed to reset IRQ affinity for cpu %d\n", + aac->name, + aac->id, + cpu); + } + cpu = cpumask_next(cpu, + cpu_online_mask); + free_irq(aac->msixentry[i].vector, + &(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 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 = -ENODEV; + int unique_id = 0; + u64 dmamask; + extern int aac_sync_mode; + + 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; + error = -ENODEV; + + /* + * 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); + else + dmamask = DMA_BIT_MASK(32); + + if (pci_set_dma_mask(pdev, dmamask) || + pci_set_consistent_dma_mask(pdev, dmamask)) + 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->unique_id = unique_id; + shost->max_cmd_len = 16; + shost->use_cmd_list = 1; + + 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); + + aac->fibs = kzalloc(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; + + 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; + } + + /* + * 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_BIT_MASK(32))) + 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 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 = 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); |