--- /dev/null
+/*
+ * 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);
Code Review / kvmfornfv.git / blobdiff