11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds * Adaptec AAC series RAID controller driver 3fa195afeSAlan Cox * (c) Copyright 2001 Red Hat Inc. 41da177e4SLinus Torvalds * 51da177e4SLinus Torvalds * based on the old aacraid driver that is.. 61da177e4SLinus Torvalds * Adaptec aacraid device driver for Linux. 71da177e4SLinus Torvalds * 8e8b12f0fSMahesh Rajashekhara * Copyright (c) 2000-2010 Adaptec, Inc. 9e8b12f0fSMahesh Rajashekhara * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) 101da177e4SLinus Torvalds * 111da177e4SLinus Torvalds * This program is free software; you can redistribute it and/or modify 121da177e4SLinus Torvalds * it under the terms of the GNU General Public License as published by 131da177e4SLinus Torvalds * the Free Software Foundation; either version 2, or (at your option) 141da177e4SLinus Torvalds * any later version. 151da177e4SLinus Torvalds * 161da177e4SLinus Torvalds * This program is distributed in the hope that it will be useful, 171da177e4SLinus Torvalds * but WITHOUT ANY WARRANTY; without even the implied warranty of 181da177e4SLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 191da177e4SLinus Torvalds * GNU General Public License for more details. 201da177e4SLinus Torvalds * 211da177e4SLinus Torvalds * You should have received a copy of the GNU General Public License 221da177e4SLinus Torvalds * along with this program; see the file COPYING. If not, write to 231da177e4SLinus Torvalds * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 241da177e4SLinus Torvalds * 251da177e4SLinus Torvalds */ 261da177e4SLinus Torvalds 271da177e4SLinus Torvalds #include <linux/kernel.h> 281da177e4SLinus Torvalds #include <linux/init.h> 291da177e4SLinus Torvalds #include <linux/types.h> 301da177e4SLinus Torvalds #include <linux/pci.h> 311da177e4SLinus Torvalds #include <linux/spinlock.h> 321da177e4SLinus Torvalds #include <linux/slab.h> 331da177e4SLinus Torvalds #include <linux/completion.h> 341da177e4SLinus Torvalds #include <linux/blkdev.h> 351da177e4SLinus Torvalds #include <asm/uaccess.h> 363a0086a8SSalyzyn, Mark #include <linux/highmem.h> /* For flush_kernel_dcache_page */ 37acf3368fSPaul Gortmaker #include <linux/module.h> 381da177e4SLinus Torvalds 391da177e4SLinus Torvalds #include <scsi/scsi.h> 401da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 411da177e4SLinus Torvalds #include <scsi/scsi_device.h> 421da177e4SLinus Torvalds #include <scsi/scsi_host.h> 431da177e4SLinus Torvalds 441da177e4SLinus Torvalds #include "aacraid.h" 451da177e4SLinus Torvalds 461da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 471da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 481da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 491da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 501da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 511da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 521da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 531da177e4SLinus Torvalds 541da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 551da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 561da177e4SLinus Torvalds 571da177e4SLinus Torvalds /* 581da177e4SLinus Torvalds * Sense codes 591da177e4SLinus Torvalds */ 601da177e4SLinus Torvalds 611da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 621da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 631da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 641da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 651da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 661da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 671da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 681da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 691da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 701da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 711da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 721da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 731da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 741da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 751da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 761da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 771da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 781da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 791da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 801da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 811da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 821da177e4SLinus Torvalds 831da177e4SLinus Torvalds /* 841da177e4SLinus Torvalds * Additional sense codes 851da177e4SLinus Torvalds */ 861da177e4SLinus Torvalds 871da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 881da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 891da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 901da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 911da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 921da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 931da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 941da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 951da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 961da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 971da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 981da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 991da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 1001da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 1011da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 1021da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 1031da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 1041da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1051da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1061da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1071da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1081da177e4SLinus Torvalds 1091da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1101da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1111da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1121da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1131da177e4SLinus Torvalds 114b836439fSMahesh Rajashekhara /* MODE_SENSE data format */ 115b836439fSMahesh Rajashekhara typedef struct { 116b836439fSMahesh Rajashekhara struct { 117b836439fSMahesh Rajashekhara u8 data_length; 118b836439fSMahesh Rajashekhara u8 med_type; 119b836439fSMahesh Rajashekhara u8 dev_par; 120b836439fSMahesh Rajashekhara u8 bd_length; 121b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 122b836439fSMahesh Rajashekhara struct { 123b836439fSMahesh Rajashekhara u8 dens_code; 124b836439fSMahesh Rajashekhara u8 block_count[3]; 125b836439fSMahesh Rajashekhara u8 reserved; 126b836439fSMahesh Rajashekhara u8 block_length[3]; 127b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 128b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 129b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep_data; 130b836439fSMahesh Rajashekhara 131b836439fSMahesh Rajashekhara /* MODE_SENSE_10 data format */ 132b836439fSMahesh Rajashekhara typedef struct { 133b836439fSMahesh Rajashekhara struct { 134b836439fSMahesh Rajashekhara u8 data_length[2]; 135b836439fSMahesh Rajashekhara u8 med_type; 136b836439fSMahesh Rajashekhara u8 dev_par; 137b836439fSMahesh Rajashekhara u8 rsrvd[2]; 138b836439fSMahesh Rajashekhara u8 bd_length[2]; 139b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 140b836439fSMahesh Rajashekhara struct { 141b836439fSMahesh Rajashekhara u8 dens_code; 142b836439fSMahesh Rajashekhara u8 block_count[3]; 143b836439fSMahesh Rajashekhara u8 reserved; 144b836439fSMahesh Rajashekhara u8 block_length[3]; 145b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 146b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 147b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep10_data; 148b836439fSMahesh Rajashekhara 1491da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1501da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1511da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1521da177e4SLinus Torvalds /* SCSI inquiry data */ 1531da177e4SLinus Torvalds struct inquiry_data { 1541da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1551da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1561da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1571da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1581da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1591da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1601da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1611da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1621da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1631da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1641da177e4SLinus Torvalds }; 1651da177e4SLinus Torvalds 1665d910649SMahesh Rajashekhara /* Added for VPD 0x83 */ 1675d910649SMahesh Rajashekhara typedef struct { 1685d910649SMahesh Rajashekhara u8 CodeSet:4; /* VPD_CODE_SET */ 1695d910649SMahesh Rajashekhara u8 Reserved:4; 1705d910649SMahesh Rajashekhara u8 IdentifierType:4; /* VPD_IDENTIFIER_TYPE */ 1715d910649SMahesh Rajashekhara u8 Reserved2:4; 1725d910649SMahesh Rajashekhara u8 Reserved3; 1735d910649SMahesh Rajashekhara u8 IdentifierLength; 1745d910649SMahesh Rajashekhara u8 VendId[8]; 1755d910649SMahesh Rajashekhara u8 ProductId[16]; 1765d910649SMahesh Rajashekhara u8 SerialNumber[8]; /* SN in ASCII */ 1775d910649SMahesh Rajashekhara 1785d910649SMahesh Rajashekhara } TVPD_ID_Descriptor_Type_1; 1795d910649SMahesh Rajashekhara 1805d910649SMahesh Rajashekhara typedef struct { 1815d910649SMahesh Rajashekhara u8 CodeSet:4; /* VPD_CODE_SET */ 1825d910649SMahesh Rajashekhara u8 Reserved:4; 1835d910649SMahesh Rajashekhara u8 IdentifierType:4; /* VPD_IDENTIFIER_TYPE */ 1845d910649SMahesh Rajashekhara u8 Reserved2:4; 1855d910649SMahesh Rajashekhara u8 Reserved3; 1865d910649SMahesh Rajashekhara u8 IdentifierLength; 1875d910649SMahesh Rajashekhara struct TEU64Id { 1885d910649SMahesh Rajashekhara u32 Serial; 1895d910649SMahesh Rajashekhara /* The serial number supposed to be 40 bits, 1905d910649SMahesh Rajashekhara * bit we only support 32, so make the last byte zero. */ 1915d910649SMahesh Rajashekhara u8 Reserved; 1925d910649SMahesh Rajashekhara u8 VendId[3]; 1935d910649SMahesh Rajashekhara } EU64Id; 1945d910649SMahesh Rajashekhara 1955d910649SMahesh Rajashekhara } TVPD_ID_Descriptor_Type_2; 1965d910649SMahesh Rajashekhara 1975d910649SMahesh Rajashekhara typedef struct { 1985d910649SMahesh Rajashekhara u8 DeviceType:5; 1995d910649SMahesh Rajashekhara u8 DeviceTypeQualifier:3; 2005d910649SMahesh Rajashekhara u8 PageCode; 2015d910649SMahesh Rajashekhara u8 Reserved; 2025d910649SMahesh Rajashekhara u8 PageLength; 2035d910649SMahesh Rajashekhara TVPD_ID_Descriptor_Type_1 IdDescriptorType1; 2045d910649SMahesh Rajashekhara TVPD_ID_Descriptor_Type_2 IdDescriptorType2; 2055d910649SMahesh Rajashekhara 2065d910649SMahesh Rajashekhara } TVPD_Page83; 2075d910649SMahesh Rajashekhara 2081da177e4SLinus Torvalds /* 2091da177e4SLinus Torvalds * M O D U L E G L O B A L S 2101da177e4SLinus Torvalds */ 2111da177e4SLinus Torvalds 2120b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *sgmap); 2130b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg); 2140b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg); 2150b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 2160b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max); 2170b433447SMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, 2180b433447SMahesh Rajashekhara int pages, int nseg, int nseg_new); 2191da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 2201da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 2211da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 2221da177e4SLinus Torvalds #endif 2231da177e4SLinus Torvalds 2241da177e4SLinus Torvalds /* 2251da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 2261da177e4SLinus Torvalds */ 2271da177e4SLinus Torvalds 2281da177e4SLinus Torvalds static int nondasd = -1; 229d8e96507SLeubner, Achim static int aac_cache = 2; /* WCE=0 to avoid performance problems */ 2301da177e4SLinus Torvalds static int dacmode = -1; 2318ef22247SSalyzyn, Mark int aac_msi; 2321208bab5SSalyzyn, Mark int aac_commit = -1; 233404d9a90SMark Haverkamp int startup_timeout = 180; 234404d9a90SMark Haverkamp int aif_timeout = 120; 23511604612SMahesh Rajashekhara int aac_sync_mode; /* Only Sync. transfer - disabled */ 23685d22bbfSMahesh Rajashekhara int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ 2371da177e4SLinus Torvalds 23811604612SMahesh Rajashekhara module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); 23911604612SMahesh Rajashekhara MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" 24011604612SMahesh Rajashekhara " 0=off, 1=on"); 24185d22bbfSMahesh Rajashekhara module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); 24285d22bbfSMahesh Rajashekhara MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" 24385d22bbfSMahesh Rajashekhara " 0=off, 1=on"); 2449a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 2458ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 2468ef22247SSalyzyn, Mark " 0=off, 1=on"); 24795e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 2488ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 2498ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 2508ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 251d8e96507SLeubner, Achim "\tbit 2 - Disable only if Battery is protecting Cache"); 2529a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 2538ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 2548ef22247SSalyzyn, Mark " 0=off, 1=on"); 2551208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 2568ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 2578ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 2588ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 2598ef22247SSalyzyn, Mark " 0=off, 1=on"); 2608ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 2618ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 2628ef22247SSalyzyn, Mark " 0=PIC(default), 1=MSI, 2=MSI-X(unsupported, uses MSI)"); 263404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 2648ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 2658ef22247SSalyzyn, Mark " adapter to have it's kernel up and\n" 2668ef22247SSalyzyn, Mark "running. This is typically adjusted for large systems that do not" 2678ef22247SSalyzyn, Mark " have a BIOS."); 268404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 2698ef22247SSalyzyn, Mark MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 2708ef22247SSalyzyn, Mark " applications to pick up AIFs before\n" 2718ef22247SSalyzyn, Mark "deregistering them. This is typically adjusted for heavily burdened" 2728ef22247SSalyzyn, Mark " systems."); 2731da177e4SLinus Torvalds 2747c00ffa3SMark Haverkamp int numacb = -1; 2757c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 2768ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 2778ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 2788ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 2797c00ffa3SMark Haverkamp 2807c00ffa3SMark Haverkamp int acbsize = -1; 2817c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 2828ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 2838ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 2848ef22247SSalyzyn, Mark " suggestion from Firmware."); 285653ba58dSMark Haverkamp 28629c97684SSalyzyn, Mark int update_interval = 30 * 60; 28729c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 2888ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 2898ef22247SSalyzyn, Mark " updates issued to adapter."); 29029c97684SSalyzyn, Mark 29129c97684SSalyzyn, Mark int check_interval = 24 * 60 * 60; 29229c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 2938ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 2948ef22247SSalyzyn, Mark " checks."); 29529c97684SSalyzyn, Mark 29687f3bda3SAndrew Morton int aac_check_reset = 1; 29787f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 29895e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 2998ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 3008ef22247SSalyzyn, Mark " ignore it."); 30129c97684SSalyzyn, Mark 302e37ee4beSMark Haverkamp int expose_physicals = -1; 303653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 3048ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 3058ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 30603d44337SMark Haverkamp 3078ef22247SSalyzyn, Mark int aac_reset_devices; 3081208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 3091208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 31003d44337SMark Haverkamp 311d8e96507SLeubner, Achim int aac_wwn = 1; 312d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 313d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 314d8e96507SLeubner, Achim "\t0 - Disable\n" 315d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 316d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 317d8e96507SLeubner, Achim 318d8e96507SLeubner, Achim 31903d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 32003d44337SMark Haverkamp struct fib *fibptr) { 32103d44337SMark Haverkamp struct scsi_device *device; 32203d44337SMark Haverkamp 32303d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 324c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 32503d44337SMark Haverkamp aac_fib_complete(fibptr); 32603d44337SMark Haverkamp aac_fib_free(fibptr); 32703d44337SMark Haverkamp return 0; 32803d44337SMark Haverkamp } 32903d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 33003d44337SMark Haverkamp device = scsicmd->device; 33103d44337SMark Haverkamp if (unlikely(!device || !scsi_device_online(device))) { 33203d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 33303d44337SMark Haverkamp aac_fib_complete(fibptr); 33403d44337SMark Haverkamp aac_fib_free(fibptr); 33503d44337SMark Haverkamp return 0; 33603d44337SMark Haverkamp } 33703d44337SMark Haverkamp return 1; 33803d44337SMark Haverkamp } 33903d44337SMark Haverkamp 3401da177e4SLinus Torvalds /** 3411da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 3421da177e4SLinus Torvalds * @common: adapter to query 3431da177e4SLinus Torvalds * 3441da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 3451da177e4SLinus Torvalds */ 3468c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 3471da177e4SLinus Torvalds { 3481da177e4SLinus Torvalds int status = 0; 3491da177e4SLinus Torvalds struct fib * fibptr; 3501da177e4SLinus Torvalds 351bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3521da177e4SLinus Torvalds return -ENOMEM; 3531da177e4SLinus Torvalds 354bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3551da177e4SLinus Torvalds { 3561da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 3571da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 3581da177e4SLinus Torvalds 3591da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3601da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 3611da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 3621da177e4SLinus Torvalds } 3631da177e4SLinus Torvalds 364bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3651da177e4SLinus Torvalds fibptr, 3661da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 3671da177e4SLinus Torvalds FsaNormal, 3681da177e4SLinus Torvalds 1, 1, 3691da177e4SLinus Torvalds NULL, NULL); 3701da177e4SLinus Torvalds if (status < 0) { 3711da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 3721da177e4SLinus Torvalds } else { 3731da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 3741da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 3751da177e4SLinus Torvalds dprintk((KERN_WARNING 3761da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 3771da177e4SLinus Torvalds le32_to_cpu(reply->response), 3781da177e4SLinus Torvalds le32_to_cpu(reply->status), 3791da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 3801da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 3811da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 3821da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 3831da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 3841da177e4SLinus Torvalds status = -EINVAL; 3851da177e4SLinus Torvalds } 3861da177e4SLinus Torvalds } 387cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless receives a response from F/W */ 388cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 389bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 390cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 3911da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 3921da177e4SLinus Torvalds if (status >= 0) { 3931208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 3941da177e4SLinus Torvalds struct aac_commit_config * dinfo; 395bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3961da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 3971da177e4SLinus Torvalds 3981da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3991da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 4001da177e4SLinus Torvalds 401bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4021da177e4SLinus Torvalds fibptr, 4031da177e4SLinus Torvalds sizeof (struct aac_commit_config), 4041da177e4SLinus Torvalds FsaNormal, 4051da177e4SLinus Torvalds 1, 1, 4061da177e4SLinus Torvalds NULL, NULL); 407cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless 408cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * receives a response from F/W */ 409cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 410bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4111208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 4121da177e4SLinus Torvalds printk(KERN_WARNING 4131da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 4141da177e4SLinus Torvalds } 4151da177e4SLinus Torvalds } 416cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 417cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 418bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4191da177e4SLinus Torvalds return status; 4201da177e4SLinus Torvalds } 4211da177e4SLinus Torvalds 422e3cc268fSRajashekhara, Mahesh static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 423e3cc268fSRajashekhara, Mahesh { 424e3cc268fSRajashekhara, Mahesh char inq_data; 425e3cc268fSRajashekhara, Mahesh scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 426e3cc268fSRajashekhara, Mahesh if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 427e3cc268fSRajashekhara, Mahesh inq_data &= 0xdf; 428e3cc268fSRajashekhara, Mahesh scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 429e3cc268fSRajashekhara, Mahesh } 430e3cc268fSRajashekhara, Mahesh } 431e3cc268fSRajashekhara, Mahesh 4321da177e4SLinus Torvalds /** 4331da177e4SLinus Torvalds * aac_get_containers - list containers 4341da177e4SLinus Torvalds * @common: adapter to probe 4351da177e4SLinus Torvalds * 4361da177e4SLinus Torvalds * Make a list of all containers on this controller 4371da177e4SLinus Torvalds */ 4381da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 4391da177e4SLinus Torvalds { 4401da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4411da177e4SLinus Torvalds u32 index; 4421da177e4SLinus Torvalds int status = 0; 4431da177e4SLinus Torvalds struct fib * fibptr; 4441da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 4451da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 4461da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4471da177e4SLinus Torvalds 448bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4491da177e4SLinus Torvalds return -ENOMEM; 4501da177e4SLinus Torvalds 451bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4521da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 4531da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4541da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 4551da177e4SLinus Torvalds 456bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4571da177e4SLinus Torvalds fibptr, 4581da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 4591da177e4SLinus Torvalds FsaNormal, 4601da177e4SLinus Torvalds 1, 1, 4611da177e4SLinus Torvalds NULL, NULL); 4621da177e4SLinus Torvalds if (status >= 0) { 4631da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 4641da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 465bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4661da177e4SLinus Torvalds } 467cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 468cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 469fe76df42SMark Haverkamp aac_fib_free(fibptr); 4701da177e4SLinus Torvalds 4711da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 4721da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4731a655040SSalyzyn, Mark fsa_dev_ptr = kzalloc(sizeof(*fsa_dev_ptr) * maximum_num_containers, 474fe76df42SMark Haverkamp GFP_KERNEL); 475fe76df42SMark Haverkamp if (!fsa_dev_ptr) 4761da177e4SLinus Torvalds return -ENOMEM; 4771da177e4SLinus Torvalds 4781da177e4SLinus Torvalds dev->fsa_dev = fsa_dev_ptr; 4791da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 4801da177e4SLinus Torvalds 481fe76df42SMark Haverkamp for (index = 0; index < dev->maximum_num_containers; ) { 4821da177e4SLinus Torvalds fsa_dev_ptr[index].devname[0] = '\0'; 4831da177e4SLinus Torvalds 484fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 4851da177e4SLinus Torvalds 4861da177e4SLinus Torvalds if (status < 0) { 4871da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 4881da177e4SLinus Torvalds break; 4891da177e4SLinus Torvalds } 4901da177e4SLinus Torvalds 4911da177e4SLinus Torvalds /* 4921da177e4SLinus Torvalds * If there are no more containers, then stop asking. 4931da177e4SLinus Torvalds */ 494fe76df42SMark Haverkamp if (++index >= status) 4951da177e4SLinus Torvalds break; 4961da177e4SLinus Torvalds } 4971da177e4SLinus Torvalds return status; 4981da177e4SLinus Torvalds } 4991da177e4SLinus Torvalds 5001da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 5011da177e4SLinus Torvalds { 5021da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 5031da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 5041da177e4SLinus Torvalds 5051da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 5061da177e4SLinus Torvalds 50703d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 50803d44337SMark Haverkamp return; 50903d44337SMark Haverkamp 5101da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 511125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 5121da177e4SLinus Torvalds 5131da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 5141da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 5151da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 5161da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 5171da177e4SLinus Torvalds char *sp = get_name_reply->data; 518b836439fSMahesh Rajashekhara sp[sizeof(((struct aac_get_name_resp *)NULL)->data)] = '\0'; 5191da177e4SLinus Torvalds while (*sp == ' ') 5201da177e4SLinus Torvalds ++sp; 5213b2946ccSMark Haverkamp if (*sp) { 522d4345028SFUJITA Tomonori struct inquiry_data inq; 5233b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 5243b2946ccSMark Haverkamp int count = sizeof(d); 5253b2946ccSMark Haverkamp char *dp = d; 5263b2946ccSMark Haverkamp do { 5271da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 5281da177e4SLinus Torvalds } while (--count > 0); 529d4345028SFUJITA Tomonori 530d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 531d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 532d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 5331da177e4SLinus Torvalds } 5343b2946ccSMark Haverkamp } 5353b2946ccSMark Haverkamp 5361da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 5371da177e4SLinus Torvalds 538bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 539bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 5408e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 5411da177e4SLinus Torvalds } 5421da177e4SLinus Torvalds 5431da177e4SLinus Torvalds /** 5441da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 5451da177e4SLinus Torvalds */ 5469e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 5471da177e4SLinus Torvalds { 5481da177e4SLinus Torvalds int status; 5491da177e4SLinus Torvalds struct aac_get_name *dinfo; 5501da177e4SLinus Torvalds struct fib * cmd_fibcontext; 5511da177e4SLinus Torvalds struct aac_dev * dev; 5521da177e4SLinus Torvalds 5531da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 5541da177e4SLinus Torvalds 555bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) 5561da177e4SLinus Torvalds return -ENOMEM; 5571da177e4SLinus Torvalds 558bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 5591da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 5601da177e4SLinus Torvalds 5611da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 5621da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 5639e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 5641da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 5651da177e4SLinus Torvalds 566bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 5671da177e4SLinus Torvalds cmd_fibcontext, 5681da177e4SLinus Torvalds sizeof (struct aac_get_name), 5691da177e4SLinus Torvalds FsaNormal, 5701da177e4SLinus Torvalds 0, 1, 5711da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 5721da177e4SLinus Torvalds (void *) scsicmd); 5731da177e4SLinus Torvalds 5741da177e4SLinus Torvalds /* 5751da177e4SLinus Torvalds * Check that the command queued to the controller 5761da177e4SLinus Torvalds */ 57777d644d4SMark Haverkamp if (status == -EINPROGRESS) { 57877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5791da177e4SLinus Torvalds return 0; 58077d644d4SMark Haverkamp } 5811da177e4SLinus Torvalds 582bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 583bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 584bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 5851da177e4SLinus Torvalds return -1; 5861da177e4SLinus Torvalds } 5871da177e4SLinus Torvalds 588fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 589fe76df42SMark Haverkamp { 590fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 591fe76df42SMark Haverkamp 5921a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 593fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 594fe76df42SMark Haverkamp 595fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 596fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 597fe76df42SMark Haverkamp return 0; 598fe76df42SMark Haverkamp } 599fe76df42SMark Haverkamp 6001a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 601fe76df42SMark Haverkamp { 60203d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 603fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 60403d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 60503d44337SMark Haverkamp 60603d44337SMark Haverkamp 6071a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6081a655040SSalyzyn, Mark return; 609fe76df42SMark Haverkamp 610fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 6111a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 612fe76df42SMark Haverkamp if (fsa_dev_ptr) { 613fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 614fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 615fe76df42SMark Haverkamp 616fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 617fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 618fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 619b836439fSMahesh Rajashekhara if (!(fibptr->dev->supplement_adapter_info.SupportedOptions2 & 620b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 621b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 622b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 623b836439fSMahesh Rajashekhara } else { 624b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 625b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 626b836439fSMahesh Rajashekhara } 627fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 628655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 629655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 630655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 631655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 632655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 633fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 634fe76df42SMark Haverkamp fsa_dev_ptr->size 635fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 636fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 637fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 638fe76df42SMark Haverkamp } 639fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 640fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 641fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 642fe76df42SMark Haverkamp } 643fe76df42SMark Haverkamp aac_fib_complete(fibptr); 644fe76df42SMark Haverkamp aac_fib_free(fibptr); 645fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 646fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 6471a655040SSalyzyn, Mark (*callback)(scsicmd); 6481a655040SSalyzyn, Mark return; 649fe76df42SMark Haverkamp } 650fe76df42SMark Haverkamp 6511a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 652fe76df42SMark Haverkamp { 653fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 654fe76df42SMark Haverkamp struct aac_mount * dresp; 655fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 656fe76df42SMark Haverkamp int status; 657fe76df42SMark Haverkamp 658fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 659b836439fSMahesh Rajashekhara if (!(fibptr->dev->supplement_adapter_info.SupportedOptions2 & 660b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE)) 661fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 662fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 6631a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 6641a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 6651a655040SSalyzyn, Mark return; 6661a655040SSalyzyn, Mark } 667fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 668fe76df42SMark Haverkamp 66903d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 6701a655040SSalyzyn, Mark return; 67103d44337SMark Haverkamp 672fe76df42SMark Haverkamp aac_fib_init(fibptr); 673fe76df42SMark Haverkamp 674fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 675fe76df42SMark Haverkamp 676b836439fSMahesh Rajashekhara if (fibptr->dev->supplement_adapter_info.SupportedOptions2 & 677b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 678b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 679b836439fSMahesh Rajashekhara else 680fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 681b836439fSMahesh Rajashekhara 682fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 683fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 684fe76df42SMark Haverkamp 685fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 686fe76df42SMark Haverkamp fibptr, 687fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 688fe76df42SMark Haverkamp FsaNormal, 689fe76df42SMark Haverkamp 0, 1, 6901a655040SSalyzyn, Mark _aac_probe_container2, 691fe76df42SMark Haverkamp (void *) scsicmd); 692fe76df42SMark Haverkamp /* 693fe76df42SMark Haverkamp * Check that the command queued to the controller 694fe76df42SMark Haverkamp */ 6951a655040SSalyzyn, Mark if (status == -EINPROGRESS) 696fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 6971a655040SSalyzyn, Mark else if (status < 0) { 698fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 699fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7001a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 701fe76df42SMark Haverkamp } 702fe76df42SMark Haverkamp } 703fe76df42SMark Haverkamp 704fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 705fe76df42SMark Haverkamp { 706fe76df42SMark Haverkamp struct fib * fibptr; 707fe76df42SMark Haverkamp int status = -ENOMEM; 708fe76df42SMark Haverkamp 709fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 710fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 711fe76df42SMark Haverkamp 712fe76df42SMark Haverkamp aac_fib_init(fibptr); 713fe76df42SMark Haverkamp 714fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 715fe76df42SMark Haverkamp 716b836439fSMahesh Rajashekhara if (fibptr->dev->supplement_adapter_info.SupportedOptions2 & 717b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 718b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 719b836439fSMahesh Rajashekhara else 720fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 721b836439fSMahesh Rajashekhara 722fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 723fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 724fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 725fe76df42SMark Haverkamp 726fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 727fe76df42SMark Haverkamp fibptr, 728fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 729fe76df42SMark Haverkamp FsaNormal, 730fe76df42SMark Haverkamp 0, 1, 7311a655040SSalyzyn, Mark _aac_probe_container1, 732fe76df42SMark Haverkamp (void *) scsicmd); 733fe76df42SMark Haverkamp /* 734fe76df42SMark Haverkamp * Check that the command queued to the controller 735fe76df42SMark Haverkamp */ 736fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 737fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 738fe76df42SMark Haverkamp return 0; 739fe76df42SMark Haverkamp } 740fe76df42SMark Haverkamp if (status < 0) { 741fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 742fe76df42SMark Haverkamp aac_fib_complete(fibptr); 743fe76df42SMark Haverkamp aac_fib_free(fibptr); 744fe76df42SMark Haverkamp } 745fe76df42SMark Haverkamp } 746fe76df42SMark Haverkamp if (status < 0) { 747fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 748fe76df42SMark Haverkamp if (fsa_dev_ptr) { 749fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 750fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 751fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 752fe76df42SMark Haverkamp return (*callback)(scsicmd); 753fe76df42SMark Haverkamp } 754fe76df42SMark Haverkamp } 755fe76df42SMark Haverkamp } 756fe76df42SMark Haverkamp return status; 757fe76df42SMark Haverkamp } 758fe76df42SMark Haverkamp 7591da177e4SLinus Torvalds /** 760bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 7611da177e4SLinus Torvalds * @dev: device to query 7621da177e4SLinus Torvalds * @cid: container identifier 7631da177e4SLinus Torvalds * 7641da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 7651da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 7661da177e4SLinus Torvalds */ 767fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 768fe76df42SMark Haverkamp { 769fe76df42SMark Haverkamp scsicmd->device = NULL; 770fe76df42SMark Haverkamp return 0; 771fe76df42SMark Haverkamp } 7721da177e4SLinus Torvalds 773bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 7741da177e4SLinus Torvalds { 775fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 776fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 7771da177e4SLinus Torvalds int status; 7781da177e4SLinus Torvalds 779fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 780fe76df42SMark Haverkamp kfree(scsicmd); 781fe76df42SMark Haverkamp kfree(scsidev); 78290ee3466SMark Haverkamp return -ENOMEM; 7831da177e4SLinus Torvalds } 784fe76df42SMark Haverkamp scsicmd->list.next = NULL; 7851a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 7861da177e4SLinus Torvalds 787fe76df42SMark Haverkamp scsicmd->device = scsidev; 788fe76df42SMark Haverkamp scsidev->sdev_state = 0; 789fe76df42SMark Haverkamp scsidev->id = cid; 790fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 7911da177e4SLinus Torvalds 792fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 793fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 794fe76df42SMark Haverkamp schedule(); 795802ae2f0SSalyzyn, Mark kfree(scsidev); 796fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 797fe76df42SMark Haverkamp kfree(scsicmd); 7981da177e4SLinus Torvalds return status; 7991da177e4SLinus Torvalds } 8001da177e4SLinus Torvalds 8011da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8021da177e4SLinus Torvalds struct scsi_inq { 8031da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8041da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8051da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8061da177e4SLinus Torvalds }; 8071da177e4SLinus Torvalds 8081da177e4SLinus Torvalds /** 8091da177e4SLinus Torvalds * InqStrCopy - string merge 8101da177e4SLinus Torvalds * @a: string to copy from 8111da177e4SLinus Torvalds * @b: string to copy to 8121da177e4SLinus Torvalds * 8131da177e4SLinus Torvalds * Copy a String from one location to another 8141da177e4SLinus Torvalds * without copying \0 8151da177e4SLinus Torvalds */ 8161da177e4SLinus Torvalds 8171da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8181da177e4SLinus Torvalds { 8191da177e4SLinus Torvalds 8201da177e4SLinus Torvalds while (*a != (char)0) 8211da177e4SLinus Torvalds *b++ = *a++; 8221da177e4SLinus Torvalds } 8231da177e4SLinus Torvalds 8241da177e4SLinus Torvalds static char *container_types[] = { 8251da177e4SLinus Torvalds "None", 8261da177e4SLinus Torvalds "Volume", 8271da177e4SLinus Torvalds "Mirror", 8281da177e4SLinus Torvalds "Stripe", 8291da177e4SLinus Torvalds "RAID5", 8301da177e4SLinus Torvalds "SSRW", 8311da177e4SLinus Torvalds "SSRO", 8321da177e4SLinus Torvalds "Morph", 8331da177e4SLinus Torvalds "Legacy", 8341da177e4SLinus Torvalds "RAID4", 8351da177e4SLinus Torvalds "RAID10", 8361da177e4SLinus Torvalds "RAID00", 8371da177e4SLinus Torvalds "V-MIRRORS", 8381da177e4SLinus Torvalds "PSEUDO R4", 8391da177e4SLinus Torvalds "RAID50", 84084971738SMark Haverkamp "RAID5D", 84184971738SMark Haverkamp "RAID5D0", 84284971738SMark Haverkamp "RAID1E", 84384971738SMark Haverkamp "RAID6", 84484971738SMark Haverkamp "RAID60", 8451da177e4SLinus Torvalds "Unknown" 8461da177e4SLinus Torvalds }; 8471da177e4SLinus Torvalds 84817eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 84917eaaceeSSalyzyn, Mark { 85017eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 85117eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 85217eaaceeSSalyzyn, Mark return container_types[tindex]; 85317eaaceeSSalyzyn, Mark } 8541da177e4SLinus Torvalds 8551da177e4SLinus Torvalds /* Function: setinqstr 8561da177e4SLinus Torvalds * 8571da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 8581da177e4SLinus Torvalds * 8591da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 86025985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 86125985edcSLucas De Marchi * files instead of in OS dependent driver source. 8621da177e4SLinus Torvalds */ 8631da177e4SLinus Torvalds 864794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 8651da177e4SLinus Torvalds { 8661da177e4SLinus Torvalds struct scsi_inq *str; 8671da177e4SLinus Torvalds 8681da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 869794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 870794d0601SMark Haverkamp 871794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 872794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 8733bc8070fSSalyzyn, Mark int c; 8743bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 8753bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 8763bc8070fSSalyzyn, Mark else { 8773bc8070fSSalyzyn, Mark c = sizeof(str->vid); 878794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 879794d0601SMark Haverkamp ++cp; 880794d0601SMark Haverkamp c = *cp; 881794d0601SMark Haverkamp *cp = '\0'; 882794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 883794d0601SMark Haverkamp str->vid); 884794d0601SMark Haverkamp *cp = c; 885794d0601SMark Haverkamp while (*cp && *cp != ' ') 886794d0601SMark Haverkamp ++cp; 8873bc8070fSSalyzyn, Mark } 888794d0601SMark Haverkamp while (*cp == ' ') 889794d0601SMark Haverkamp ++cp; 890794d0601SMark Haverkamp /* last six chars reserved for vol type */ 891794d0601SMark Haverkamp c = 0; 892794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 893794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 894794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 895794d0601SMark Haverkamp } 896794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 897794d0601SMark Haverkamp if (c) 898794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 899794d0601SMark Haverkamp } else { 900794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9011da177e4SLinus Torvalds 9021da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 903794d0601SMark Haverkamp /* last six chars reserved for vol type */ 904794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 905794d0601SMark Haverkamp } 9061da177e4SLinus Torvalds 9076391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9081da177e4SLinus Torvalds char *findit = str->pid; 9091da177e4SLinus Torvalds 9101da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9111da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9121da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9131da177e4SLinus Torvalds *(findit -= 4) = ' '; 914794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 915794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9161da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9171da177e4SLinus Torvalds } 9181da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9191da177e4SLinus Torvalds } 9201da177e4SLinus Torvalds 92188e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 92288e2f98eSSalyzyn, Mark { 92388e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 92488e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 92588e2f98eSSalyzyn, Mark 92688e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 92788e2f98eSSalyzyn, Mark 92888e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 92988e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 93088e2f98eSSalyzyn, Mark return; 93188e2f98eSSalyzyn, Mark 93288e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 93388e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 93488e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 9355d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 9365d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 9375d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 9385d910649SMahesh Rajashekhara int i; 9395d910649SMahesh Rajashekhara TVPD_Page83 VPDPage83Data; 9405d910649SMahesh Rajashekhara 9415d910649SMahesh Rajashekhara memset(((u8 *)&VPDPage83Data), 0, 9425d910649SMahesh Rajashekhara sizeof(VPDPage83Data)); 9435d910649SMahesh Rajashekhara 9445d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 9455d910649SMahesh Rajashekhara VPDPage83Data.DeviceType = 0; 9465d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 9475d910649SMahesh Rajashekhara VPDPage83Data.DeviceTypeQualifier = 0; 9485d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 9495d910649SMahesh Rajashekhara VPDPage83Data.PageCode = 0x83; 9505d910649SMahesh Rajashekhara VPDPage83Data.Reserved = 0; 9515d910649SMahesh Rajashekhara VPDPage83Data.PageLength = 9525d910649SMahesh Rajashekhara sizeof(VPDPage83Data.IdDescriptorType1) + 9535d910649SMahesh Rajashekhara sizeof(VPDPage83Data.IdDescriptorType2); 9545d910649SMahesh Rajashekhara 9555d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 9565d910649SMahesh Rajashekhara /* VpdCodeSetAscii */ 9575d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.CodeSet = 2; 9585d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 9595d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.IdentifierType = 1; 9605d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.IdentifierLength = 9615d910649SMahesh Rajashekhara sizeof(VPDPage83Data.IdDescriptorType1) - 4; 9625d910649SMahesh Rajashekhara 9635d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 9645d910649SMahesh Rajashekhara memcpy(VPDPage83Data.IdDescriptorType1.VendId, 9655d910649SMahesh Rajashekhara "ADAPTEC ", 9665d910649SMahesh Rajashekhara sizeof(VPDPage83Data.IdDescriptorType1.VendId)); 9675d910649SMahesh Rajashekhara memcpy(VPDPage83Data.IdDescriptorType1.ProductId, 9685d910649SMahesh Rajashekhara "ARRAY ", 9695d910649SMahesh Rajashekhara sizeof( 9705d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.ProductId)); 9715d910649SMahesh Rajashekhara 9725d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 9735d910649SMahesh Rajashekhara * The LSB is the the end. 9745d910649SMahesh Rajashekhara */ 9755d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 9765d910649SMahesh Rajashekhara u8 temp = 9775d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 9785d910649SMahesh Rajashekhara if (temp > 0x9) { 9795d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.SerialNumber[i] = 9805d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 9815d910649SMahesh Rajashekhara } else { 9825d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.SerialNumber[i] = 9835d910649SMahesh Rajashekhara '0' + temp; 9845d910649SMahesh Rajashekhara } 9855d910649SMahesh Rajashekhara } 9865d910649SMahesh Rajashekhara 9875d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 9885d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.CodeSet = 1; 9895d910649SMahesh Rajashekhara /* VpdIdentifierTypeEUI64 */ 9905d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.IdentifierType = 2; 9915d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.IdentifierLength = 9925d910649SMahesh Rajashekhara sizeof(VPDPage83Data.IdDescriptorType2) - 4; 9935d910649SMahesh Rajashekhara 9945d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.EU64Id.VendId[0] = 0xD0; 9955d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.EU64Id.VendId[1] = 0; 9965d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.EU64Id.VendId[2] = 0; 9975d910649SMahesh Rajashekhara 9985d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.EU64Id.Serial = 9995d910649SMahesh Rajashekhara get_serial_reply->uid; 10005d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.EU64Id.Reserved = 0; 10015d910649SMahesh Rajashekhara 10025d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 10035d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, &VPDPage83Data, 10045d910649SMahesh Rajashekhara sizeof(VPDPage83Data)); 10055d910649SMahesh Rajashekhara } else { 10065d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 100788e2f98eSSalyzyn, Mark char sp[13]; 100888e2f98eSSalyzyn, Mark /* EVPD bit set */ 100988e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 101088e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 101188e2f98eSSalyzyn, Mark sp[2] = 0; 101288e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 101388e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 10145d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 10155d910649SMahesh Rajashekhara sizeof(sp)); 10165d910649SMahesh Rajashekhara } 101788e2f98eSSalyzyn, Mark } 101888e2f98eSSalyzyn, Mark 101988e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 102088e2f98eSSalyzyn, Mark 102188e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 102288e2f98eSSalyzyn, Mark aac_fib_free(fibptr); 102388e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 102488e2f98eSSalyzyn, Mark } 102588e2f98eSSalyzyn, Mark 102688e2f98eSSalyzyn, Mark /** 102788e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 102888e2f98eSSalyzyn, Mark */ 102988e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 103088e2f98eSSalyzyn, Mark { 103188e2f98eSSalyzyn, Mark int status; 103288e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 103388e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 103488e2f98eSSalyzyn, Mark struct aac_dev * dev; 103588e2f98eSSalyzyn, Mark 103688e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 103788e2f98eSSalyzyn, Mark 103888e2f98eSSalyzyn, Mark if (!(cmd_fibcontext = aac_fib_alloc(dev))) 103988e2f98eSSalyzyn, Mark return -ENOMEM; 104088e2f98eSSalyzyn, Mark 104188e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 104288e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 104388e2f98eSSalyzyn, Mark 104488e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 104588e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 104688e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 104788e2f98eSSalyzyn, Mark 104888e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 104988e2f98eSSalyzyn, Mark cmd_fibcontext, 105088e2f98eSSalyzyn, Mark sizeof (struct aac_get_serial), 105188e2f98eSSalyzyn, Mark FsaNormal, 105288e2f98eSSalyzyn, Mark 0, 1, 105388e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 105488e2f98eSSalyzyn, Mark (void *) scsicmd); 105588e2f98eSSalyzyn, Mark 105688e2f98eSSalyzyn, Mark /* 105788e2f98eSSalyzyn, Mark * Check that the command queued to the controller 105888e2f98eSSalyzyn, Mark */ 105988e2f98eSSalyzyn, Mark if (status == -EINPROGRESS) { 106088e2f98eSSalyzyn, Mark scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 106188e2f98eSSalyzyn, Mark return 0; 106288e2f98eSSalyzyn, Mark } 106388e2f98eSSalyzyn, Mark 106488e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 106588e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 106688e2f98eSSalyzyn, Mark aac_fib_free(cmd_fibcontext); 106788e2f98eSSalyzyn, Mark return -1; 106888e2f98eSSalyzyn, Mark } 106988e2f98eSSalyzyn, Mark 107088e2f98eSSalyzyn, Mark /* Function: setinqserial 107188e2f98eSSalyzyn, Mark * 107288e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 107388e2f98eSSalyzyn, Mark * 107488e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 107588e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 107688e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 107788e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 107888e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 107988e2f98eSSalyzyn, Mark */ 108088e2f98eSSalyzyn, Mark 108188e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 108288e2f98eSSalyzyn, Mark { 108388e2f98eSSalyzyn, Mark /* 108488e2f98eSSalyzyn, Mark * This breaks array migration. 108588e2f98eSSalyzyn, Mark */ 108688e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 108788e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 108888e2f98eSSalyzyn, Mark } 108988e2f98eSSalyzyn, Mark 10908e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 10918e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 10921da177e4SLinus Torvalds { 10938e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 10948e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 10958e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 10961da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 10971da177e4SLinus Torvalds 10981da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 10991da177e4SLinus Torvalds 11001da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11011da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11028e31e607SSalyzyn, Mark 11031da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11048e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11051da177e4SLinus Torvalds 11068e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11071da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11081da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11098e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11101da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11111da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11121da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11138e31e607SSalyzyn, Mark } else 11148e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 11151da177e4SLinus Torvalds } 11161da177e4SLinus Torvalds 1117e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1118e8f32de5SMark Haverkamp { 1119e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1120e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1121e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1122e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1123e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 11248e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 11258e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 11268e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1127e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 11283ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 11293ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1130e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 1131e8f32de5SMark Haverkamp return 1; 1132e8f32de5SMark Haverkamp } 1133e8f32de5SMark Haverkamp return 0; 1134e8f32de5SMark Haverkamp } 1135e8f32de5SMark Haverkamp 1136e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1137e8f32de5SMark Haverkamp { 1138e8f32de5SMark Haverkamp return 0; 1139e8f32de5SMark Haverkamp } 1140e8f32de5SMark Haverkamp 1141e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1142e8f32de5SMark Haverkamp 1143e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1144e8f32de5SMark Haverkamp { 114585d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 114685d22bbfSMahesh Rajashekhara u16 fibsize, command; 11470b433447SMahesh Rajashekhara long ret; 114885d22bbfSMahesh Rajashekhara 1149e8f32de5SMark Haverkamp aac_fib_init(fib); 115085d22bbfSMahesh Rajashekhara if (dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 && !dev->sync_mode) { 115185d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 115285d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 115385d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 115485d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 115585d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1156b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1157b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 115885d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 115985d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 11600b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 11610b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 11620b433447SMahesh Rajashekhara if (ret < 0) 11630b433447SMahesh Rajashekhara return ret; 116485d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 116585d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 116685d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 116785d22bbfSMahesh Rajashekhara } else { 116885d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1169e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1170e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1171e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1172b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1173b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1174e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 117585d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1176e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1177e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 11780b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 11790b433447SMahesh Rajashekhara if (ret < 0) 11800b433447SMahesh Rajashekhara return ret; 118185d22bbfSMahesh Rajashekhara command = ContainerRawIo; 118285d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 118385d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 118485d22bbfSMahesh Rajashekhara } 118585d22bbfSMahesh Rajashekhara 1186e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1187e8f32de5SMark Haverkamp /* 1188e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1189e8f32de5SMark Haverkamp */ 119085d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1191e8f32de5SMark Haverkamp fib, 1192e8f32de5SMark Haverkamp fibsize, 1193e8f32de5SMark Haverkamp FsaNormal, 1194e8f32de5SMark Haverkamp 0, 1, 1195e8f32de5SMark Haverkamp (fib_callback) io_callback, 1196e8f32de5SMark Haverkamp (void *) cmd); 1197e8f32de5SMark Haverkamp } 1198e8f32de5SMark Haverkamp 1199e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1200e8f32de5SMark Haverkamp { 1201e8f32de5SMark Haverkamp u16 fibsize; 1202e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12030b433447SMahesh Rajashekhara long ret; 12040b433447SMahesh Rajashekhara 1205e8f32de5SMark Haverkamp aac_fib_init(fib); 1206e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1207e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1208e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1209e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1210e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1211e8f32de5SMark Haverkamp readcmd->pad = 0; 1212e8f32de5SMark Haverkamp readcmd->flags = 0; 1213e8f32de5SMark Haverkamp 12140b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 12150b433447SMahesh Rajashekhara if (ret < 0) 12160b433447SMahesh Rajashekhara return ret; 1217e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1218e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1219e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1220e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1221e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1222e8f32de5SMark Haverkamp /* 1223e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1224e8f32de5SMark Haverkamp */ 1225e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1226e8f32de5SMark Haverkamp fib, 1227e8f32de5SMark Haverkamp fibsize, 1228e8f32de5SMark Haverkamp FsaNormal, 1229e8f32de5SMark Haverkamp 0, 1, 1230e8f32de5SMark Haverkamp (fib_callback) io_callback, 1231e8f32de5SMark Haverkamp (void *) cmd); 1232e8f32de5SMark Haverkamp } 1233e8f32de5SMark Haverkamp 1234e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1235e8f32de5SMark Haverkamp { 1236e8f32de5SMark Haverkamp u16 fibsize; 1237e8f32de5SMark Haverkamp struct aac_read *readcmd; 1238b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 12390b433447SMahesh Rajashekhara long ret; 12400b433447SMahesh Rajashekhara 1241e8f32de5SMark Haverkamp aac_fib_init(fib); 1242e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1243e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1244f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1245e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1246b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1247b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1248e8f32de5SMark Haverkamp 12490b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 12500b433447SMahesh Rajashekhara if (ret < 0) 12510b433447SMahesh Rajashekhara return ret; 1252e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1253e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1254e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1255e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1256e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1257e8f32de5SMark Haverkamp /* 1258e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1259e8f32de5SMark Haverkamp */ 1260e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1261e8f32de5SMark Haverkamp fib, 1262e8f32de5SMark Haverkamp fibsize, 1263e8f32de5SMark Haverkamp FsaNormal, 1264e8f32de5SMark Haverkamp 0, 1, 1265e8f32de5SMark Haverkamp (fib_callback) io_callback, 1266e8f32de5SMark Haverkamp (void *) cmd); 1267e8f32de5SMark Haverkamp } 1268e8f32de5SMark Haverkamp 12699d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1270e8f32de5SMark Haverkamp { 127185d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 127285d22bbfSMahesh Rajashekhara u16 fibsize, command; 12730b433447SMahesh Rajashekhara long ret; 127485d22bbfSMahesh Rajashekhara 1275e8f32de5SMark Haverkamp aac_fib_init(fib); 127685d22bbfSMahesh Rajashekhara if (dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 && !dev->sync_mode) { 127785d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 127885d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 127985d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 128085d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 128185d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1282b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1283b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 128485d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 128585d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 128685d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 128785d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 128885d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 12890b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 12900b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12910b433447SMahesh Rajashekhara if (ret < 0) 12920b433447SMahesh Rajashekhara return ret; 129385d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 129485d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 129585d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 129685d22bbfSMahesh Rajashekhara } else { 129785d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1298e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1299e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1300e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1301b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1302b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1303e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 130495e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 130595e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 130685d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 130785d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1308e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1309e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 13100b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 13110b433447SMahesh Rajashekhara if (ret < 0) 13120b433447SMahesh Rajashekhara return ret; 131385d22bbfSMahesh Rajashekhara command = ContainerRawIo; 131485d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 131585d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 131685d22bbfSMahesh Rajashekhara } 131785d22bbfSMahesh Rajashekhara 1318e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1319e8f32de5SMark Haverkamp /* 1320e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1321e8f32de5SMark Haverkamp */ 132285d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1323e8f32de5SMark Haverkamp fib, 1324e8f32de5SMark Haverkamp fibsize, 1325e8f32de5SMark Haverkamp FsaNormal, 1326e8f32de5SMark Haverkamp 0, 1, 1327e8f32de5SMark Haverkamp (fib_callback) io_callback, 1328e8f32de5SMark Haverkamp (void *) cmd); 1329e8f32de5SMark Haverkamp } 1330e8f32de5SMark Haverkamp 13319d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1332e8f32de5SMark Haverkamp { 1333e8f32de5SMark Haverkamp u16 fibsize; 1334e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 13350b433447SMahesh Rajashekhara long ret; 13360b433447SMahesh Rajashekhara 1337e8f32de5SMark Haverkamp aac_fib_init(fib); 1338e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1339e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1340e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1341e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1342e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1343e8f32de5SMark Haverkamp writecmd->pad = 0; 1344e8f32de5SMark Haverkamp writecmd->flags = 0; 1345e8f32de5SMark Haverkamp 13460b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 13470b433447SMahesh Rajashekhara if (ret < 0) 13480b433447SMahesh Rajashekhara return ret; 1349e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1350e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1351e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1352e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1353e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1354e8f32de5SMark Haverkamp /* 1355e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1356e8f32de5SMark Haverkamp */ 1357e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1358e8f32de5SMark Haverkamp fib, 1359e8f32de5SMark Haverkamp fibsize, 1360e8f32de5SMark Haverkamp FsaNormal, 1361e8f32de5SMark Haverkamp 0, 1, 1362e8f32de5SMark Haverkamp (fib_callback) io_callback, 1363e8f32de5SMark Haverkamp (void *) cmd); 1364e8f32de5SMark Haverkamp } 1365e8f32de5SMark Haverkamp 13669d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1367e8f32de5SMark Haverkamp { 1368e8f32de5SMark Haverkamp u16 fibsize; 1369e8f32de5SMark Haverkamp struct aac_write *writecmd; 1370b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13710b433447SMahesh Rajashekhara long ret; 13720b433447SMahesh Rajashekhara 1373e8f32de5SMark Haverkamp aac_fib_init(fib); 1374e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1375e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1376f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1377e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1378b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1379b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1380e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1381e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1382e8f32de5SMark Haverkamp 13830b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 13840b433447SMahesh Rajashekhara if (ret < 0) 13850b433447SMahesh Rajashekhara return ret; 1386e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1387e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1388e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1389e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1390e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1391e8f32de5SMark Haverkamp /* 1392e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1393e8f32de5SMark Haverkamp */ 1394e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1395e8f32de5SMark Haverkamp fib, 1396e8f32de5SMark Haverkamp fibsize, 1397e8f32de5SMark Haverkamp FsaNormal, 1398e8f32de5SMark Haverkamp 0, 1, 1399e8f32de5SMark Haverkamp (fib_callback) io_callback, 1400e8f32de5SMark Haverkamp (void *) cmd); 1401e8f32de5SMark Haverkamp } 1402e8f32de5SMark Haverkamp 1403e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1404e8f32de5SMark Haverkamp { 1405e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1406e8f32de5SMark Haverkamp u32 flag; 1407e8f32de5SMark Haverkamp u32 timeout; 1408e8f32de5SMark Haverkamp 1409e8f32de5SMark Haverkamp aac_fib_init(fib); 1410e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1411e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1412e8f32de5SMark Haverkamp flag = SRB_DataOut; 1413e8f32de5SMark Haverkamp break; 1414e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1415e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1416e8f32de5SMark Haverkamp break; 1417e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1418e8f32de5SMark Haverkamp flag = SRB_DataIn; 1419e8f32de5SMark Haverkamp break; 1420e8f32de5SMark Haverkamp case DMA_NONE: 1421e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1422e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1423e8f32de5SMark Haverkamp break; 1424e8f32de5SMark Haverkamp } 1425e8f32de5SMark Haverkamp 1426e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1427e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1428e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1429e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1430e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1431e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1432242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1433e8f32de5SMark Haverkamp if (timeout == 0) 1434e8f32de5SMark Haverkamp timeout = 1; 1435e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1436e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1437e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1438e8f32de5SMark Haverkamp return srbcmd; 1439e8f32de5SMark Haverkamp } 1440e8f32de5SMark Haverkamp 1441e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1442e8f32de5SMark Haverkamp 1443e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1444e8f32de5SMark Haverkamp { 1445e8f32de5SMark Haverkamp u16 fibsize; 1446e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 14470b433447SMahesh Rajashekhara long ret; 1448e8f32de5SMark Haverkamp 14490b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 14500b433447SMahesh Rajashekhara if (ret < 0) 14510b433447SMahesh Rajashekhara return ret; 1452727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1453e8f32de5SMark Haverkamp 1454e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1455e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1456e8f32de5SMark Haverkamp /* 1457e8f32de5SMark Haverkamp * Build Scatter/Gather list 1458e8f32de5SMark Haverkamp */ 1459e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1460e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1461e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1462e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1463e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1464e8f32de5SMark Haverkamp 1465e8f32de5SMark Haverkamp /* 1466e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1467e8f32de5SMark Haverkamp */ 1468e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1469e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1470e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1471e8f32de5SMark Haverkamp (void *) cmd); 1472e8f32de5SMark Haverkamp } 1473e8f32de5SMark Haverkamp 1474e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1475e8f32de5SMark Haverkamp { 1476e8f32de5SMark Haverkamp u16 fibsize; 1477e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 14780b433447SMahesh Rajashekhara long ret; 1479e8f32de5SMark Haverkamp 14800b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 14810b433447SMahesh Rajashekhara if (ret < 0) 14820b433447SMahesh Rajashekhara return ret; 1483727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1484e8f32de5SMark Haverkamp 1485e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1486e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1487e8f32de5SMark Haverkamp /* 1488e8f32de5SMark Haverkamp * Build Scatter/Gather list 1489e8f32de5SMark Haverkamp */ 1490e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1491e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1492e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1493e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1494e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1495e8f32de5SMark Haverkamp 1496e8f32de5SMark Haverkamp /* 1497e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1498e8f32de5SMark Haverkamp */ 1499e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1500e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1501e8f32de5SMark Haverkamp } 1502e8f32de5SMark Haverkamp 150394cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 150494cf6ba1SSalyzyn, Mark { 1505d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 150694cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 150794cf6ba1SSalyzyn, Mark return FAILED; 150894cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 150994cf6ba1SSalyzyn, Mark } 151094cf6ba1SSalyzyn, Mark 15111da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 15121da177e4SLinus Torvalds { 15131da177e4SLinus Torvalds struct fib* fibptr; 15141da177e4SLinus Torvalds int rcode; 15151da177e4SLinus Torvalds u32 tmp; 15167c00ffa3SMark Haverkamp struct aac_adapter_info *info; 151784971738SMark Haverkamp struct aac_bus_info *command; 151884971738SMark Haverkamp struct aac_bus_info_response *bus_info; 15197c00ffa3SMark Haverkamp 1520bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 15211da177e4SLinus Torvalds return -ENOMEM; 15221da177e4SLinus Torvalds 1523bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 15241da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 15257c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 15261da177e4SLinus Torvalds 1527bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 15281da177e4SLinus Torvalds fibptr, 15297c00ffa3SMark Haverkamp sizeof(*info), 15301da177e4SLinus Torvalds FsaNormal, 15319203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 15321da177e4SLinus Torvalds NULL, 15331da177e4SLinus Torvalds NULL); 15341da177e4SLinus Torvalds 15357c00ffa3SMark Haverkamp if (rcode < 0) { 1536cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 1537cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 1538cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1539bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1540bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1541cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 15427c00ffa3SMark Haverkamp return rcode; 15437c00ffa3SMark Haverkamp } 15447c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 15457c00ffa3SMark Haverkamp 15467c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 154706a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 15487c00ffa3SMark Haverkamp 1549bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 15507c00ffa3SMark Haverkamp 155106a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 15527c00ffa3SMark Haverkamp 155306a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 15547c00ffa3SMark Haverkamp 1555bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 15567c00ffa3SMark Haverkamp fibptr, 155706a43d17SSalyzyn, Mark sizeof(*sinfo), 15587c00ffa3SMark Haverkamp FsaNormal, 15597c00ffa3SMark Haverkamp 1, 1, 15607c00ffa3SMark Haverkamp NULL, 15617c00ffa3SMark Haverkamp NULL); 15627c00ffa3SMark Haverkamp 15637c00ffa3SMark Haverkamp if (rcode >= 0) 156406a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 1565cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 1566cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 1567cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 1568cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 1569cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 1570cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 15717c00ffa3SMark Haverkamp } 15721da177e4SLinus Torvalds 157384971738SMark Haverkamp 157484971738SMark Haverkamp /* 157584971738SMark Haverkamp * GetBusInfo 157684971738SMark Haverkamp */ 157784971738SMark Haverkamp 1578bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 157984971738SMark Haverkamp 158084971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 158184971738SMark Haverkamp 158284971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 158384971738SMark Haverkamp 158484971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 158584971738SMark Haverkamp 158684971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 158784971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 158884971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 158984971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 159084971738SMark Haverkamp 1591bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 159284971738SMark Haverkamp fibptr, 159384971738SMark Haverkamp sizeof (*bus_info), 159484971738SMark Haverkamp FsaNormal, 159584971738SMark Haverkamp 1, 1, 159684971738SMark Haverkamp NULL, NULL); 159784971738SMark Haverkamp 159894cf6ba1SSalyzyn, Mark /* reasoned default */ 159994cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 160084971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 160184971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 160284971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 160384971738SMark Haverkamp } 160484971738SMark Haverkamp 16058c867b25SMark Haverkamp if (!dev->in_reset) { 160624f02e1dSSalyzyn, Mark char buffer[16]; 16071da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 16087c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 16091da177e4SLinus Torvalds dev->name, 16101da177e4SLinus Torvalds dev->id, 16111da177e4SLinus Torvalds tmp>>24, 16121da177e4SLinus Torvalds (tmp>>16)&0xff, 16131da177e4SLinus Torvalds tmp&0xff, 16147c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 16157c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 16167c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 16171da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 16181da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 16191da177e4SLinus Torvalds dev->name, dev->id, 16201da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 16211da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 16221da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 16231da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 16241da177e4SLinus Torvalds dev->name, dev->id, 16251da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 16261da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 162724f02e1dSSalyzyn, Mark buffer[0] = '\0'; 1628ee959b00STony Jones if (aac_get_serial_number( 162924f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 163024f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 163124f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 1632a45c863fSSalyzyn, Mark if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { 1633a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 1634a45c863fSSalyzyn, Mark dev->name, dev->id, 1635a45c863fSSalyzyn, Mark (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), 1636a45c863fSSalyzyn, Mark dev->supplement_adapter_info.VpdInfo.Tsid); 1637a45c863fSSalyzyn, Mark } 16382f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 163929c97684SSalyzyn, Mark (dev->supplement_adapter_info.SupportedOptions2 & 1640a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 164129c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 164229c97684SSalyzyn, Mark dev->name, dev->id); 164329c97684SSalyzyn, Mark } 16448c867b25SMark Haverkamp } 16451da177e4SLinus Torvalds 164695e852e1SSalyzyn, Mark dev->cache_protected = 0; 1647cb1042f2SSalyzyn, Mark dev->jbod = ((dev->supplement_adapter_info.FeatureBits & 1648cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 16491da177e4SLinus Torvalds dev->nondasd_support = 0; 16501da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 165195e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 16521da177e4SLinus Torvalds dev->nondasd_support = 1; 16531da177e4SLinus Torvalds 16541da177e4SLinus Torvalds /* 16551da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 16561da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 16571da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 16581da177e4SLinus Torvalds * additional changes changes will have to be made to support 16591da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 16601da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 16611da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 16621da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 16631da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 16641da177e4SLinus Torvalds */ 16651da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 16661da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 16671da177e4SLinus Torvalds dev->nondasd_support = 1; 16681da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 16691da177e4SLinus Torvalds } 16701da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 16711da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 16721da177e4SLinus Torvalds dev->name, dev->id); 16731da177e4SLinus Torvalds 167495e852e1SSalyzyn, Mark if (nondasd != -1) 16751da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 16762f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 16771da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 16781da177e4SLinus Torvalds 1679e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 1680d8e96507SLeubner, Achim dev->needs_dac = 1; 16811da177e4SLinus Torvalds dev->dac_support = 0; 1682d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 1683d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 16842f7ecc55SSalyzyn, Mark if (!dev->in_reset) 16852f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 16862f7ecc55SSalyzyn, Mark dev->name, dev->id); 16871da177e4SLinus Torvalds dev->dac_support = 1; 16881da177e4SLinus Torvalds } 16891da177e4SLinus Torvalds 16901da177e4SLinus Torvalds if(dacmode != -1) { 16911da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 16921da177e4SLinus Torvalds } 1693d8e96507SLeubner, Achim 1694d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 1695d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 1696d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 1697d8e96507SLeubner, Achim dev->nondasd_support = 0; 1698d8e96507SLeubner, Achim dev->jbod = 0; 1699d8e96507SLeubner, Achim expose_physicals = 0; 1700d8e96507SLeubner, Achim } 1701d8e96507SLeubner, Achim 17021da177e4SLinus Torvalds if(dev->dac_support != 0) { 17036a35528aSYang Hongyang if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64)) && 17046a35528aSYang Hongyang !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 17052f7ecc55SSalyzyn, Mark if (!dev->in_reset) 17061da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 17071da177e4SLinus Torvalds dev->name, dev->id); 1708284901a9SYang Hongyang } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32)) && 1709284901a9SYang Hongyang !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 17101da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 17111da177e4SLinus Torvalds dev->name, dev->id); 17121da177e4SLinus Torvalds dev->dac_support = 0; 17131da177e4SLinus Torvalds } else { 17141da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 17151da177e4SLinus Torvalds dev->name, dev->id); 17161da177e4SLinus Torvalds rcode = -ENOMEM; 17171da177e4SLinus Torvalds } 17181da177e4SLinus Torvalds } 17197c00ffa3SMark Haverkamp /* 1720e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 1721e8f32de5SMark Haverkamp * interface. 17227c00ffa3SMark Haverkamp */ 1723e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 172494cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 172594cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 172694cf6ba1SSalyzyn, Mark : aac_scsi_64) 1727e8f32de5SMark Haverkamp : aac_scsi_32; 1728e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 1729e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 1730e8f32de5SMark Haverkamp ? aac_bounds_64 1731e8f32de5SMark Haverkamp : aac_bounds_32; 1732e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 1733e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 1734e8f32de5SMark Haverkamp } else { 1735e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 17367c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 17377c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 173863a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 173963a70eeaSMark Haverkamp sizeof(struct sgentry); 17407c00ffa3SMark Haverkamp if (dev->dac_support) { 1741e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 1742e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 17437c00ffa3SMark Haverkamp /* 17447c00ffa3SMark Haverkamp * 38 scatter gather elements 17457c00ffa3SMark Haverkamp */ 17467c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 17477c00ffa3SMark Haverkamp (dev->max_fib_size - 17487c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 17497c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 175063a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 175163a70eeaSMark Haverkamp sizeof(struct sgentry64); 1752e8f32de5SMark Haverkamp } else { 1753e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 1754e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 17557c00ffa3SMark Haverkamp } 17567c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 17577c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 17587c00ffa3SMark Haverkamp /* 17597c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 17607c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 17617c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 17627c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 17637c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 17647c00ffa3SMark Haverkamp * element. 17657c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 17667c00ffa3SMark Haverkamp */ 17677c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 17687c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 17697c00ffa3SMark Haverkamp } 17700e68c003SMark Haverkamp } 1771cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 1772cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1773bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1774bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1775cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 17761da177e4SLinus Torvalds 17771da177e4SLinus Torvalds return rcode; 17781da177e4SLinus Torvalds } 17791da177e4SLinus Torvalds 17801da177e4SLinus Torvalds 1781e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 17821da177e4SLinus Torvalds { 17831da177e4SLinus Torvalds struct aac_dev *dev; 17841da177e4SLinus Torvalds struct aac_read_reply *readreply; 17851da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 17861da177e4SLinus Torvalds u32 cid; 17871da177e4SLinus Torvalds 17881da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 17891da177e4SLinus Torvalds 179003d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 179103d44337SMark Haverkamp return; 179203d44337SMark Haverkamp 17931a655040SSalyzyn, Mark dev = fibptr->dev; 1794e5718774SMark Haverkamp cid = scmd_id(scsicmd); 17951da177e4SLinus Torvalds 17967a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 17977a8cf29dSMark Haverkamp u64 lba; 17987a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 17997a8cf29dSMark Haverkamp case WRITE_6: 18007a8cf29dSMark Haverkamp case READ_6: 18017a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 18027a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 18037a8cf29dSMark Haverkamp break; 18047a8cf29dSMark Haverkamp case WRITE_16: 18057a8cf29dSMark Haverkamp case READ_16: 18067a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 18077a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 18087a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 18097a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 18107a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 18117a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 18127a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 18137a8cf29dSMark Haverkamp break; 18147a8cf29dSMark Haverkamp case WRITE_12: 18157a8cf29dSMark Haverkamp case READ_12: 18167a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 18177a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 18187a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 18197a8cf29dSMark Haverkamp break; 18207a8cf29dSMark Haverkamp default: 18217a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 18227a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 18237a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 18247a8cf29dSMark Haverkamp break; 18257a8cf29dSMark Haverkamp } 18267a8cf29dSMark Haverkamp printk(KERN_DEBUG 18277a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 18287a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 18297a8cf29dSMark Haverkamp } 18301da177e4SLinus Torvalds 1831125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 18321da177e4SLinus Torvalds 1833727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 1834727eead6SFUJITA Tomonori 18351da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 1836655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 1837655d722cSMark Salyzyn case ST_OK: 1838655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1839655d722cSMark Salyzyn SAM_STAT_GOOD; 1840655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 1841655d722cSMark Salyzyn break; 1842655d722cSMark Salyzyn case ST_NOT_READY: 1843655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1844655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 1845655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 1846655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 1847655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1848655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1849655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 1850655d722cSMark Salyzyn break; 1851655d722cSMark Salyzyn default: 18527c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 1853e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 18541da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 18557c00ffa3SMark Haverkamp #endif 1856655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1857655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 18588e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 18598e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 18608e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 18611da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 18623ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 18633ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1864655d722cSMark Salyzyn break; 18651da177e4SLinus Torvalds } 1866bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1867bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 18681da177e4SLinus Torvalds 18698e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 18701da177e4SLinus Torvalds } 18711da177e4SLinus Torvalds 18729e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 18731da177e4SLinus Torvalds { 18747a8cf29dSMark Haverkamp u64 lba; 18751da177e4SLinus Torvalds u32 count; 18761da177e4SLinus Torvalds int status; 18771da177e4SLinus Torvalds struct aac_dev *dev; 18781da177e4SLinus Torvalds struct fib * cmd_fibcontext; 1879da3cc679SRajashekhara, Mahesh int cid; 18801da177e4SLinus Torvalds 18811da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 18821da177e4SLinus Torvalds /* 18831da177e4SLinus Torvalds * Get block address and transfer length 18841da177e4SLinus Torvalds */ 18857a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 18867a8cf29dSMark Haverkamp case READ_6: 18879e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 18881da177e4SLinus Torvalds 18897a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 18907a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 18911da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 18921da177e4SLinus Torvalds 18931da177e4SLinus Torvalds if (count == 0) 18941da177e4SLinus Torvalds count = 256; 18957a8cf29dSMark Haverkamp break; 18967a8cf29dSMark Haverkamp case READ_16: 18979e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 18987a8cf29dSMark Haverkamp 18997a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 19007a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 19017a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 19027a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 19037a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 19047a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 19057a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 19067a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 19077a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 19087a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 19097a8cf29dSMark Haverkamp break; 19107a8cf29dSMark Haverkamp case READ_12: 19119e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 19127a8cf29dSMark Haverkamp 19137a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 19147a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 19157a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 19167a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 19177a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 19187a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 19197a8cf29dSMark Haverkamp break; 19207a8cf29dSMark Haverkamp default: 19219e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 19221da177e4SLinus Torvalds 19237a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 19247a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 19257a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 19261da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 19277a8cf29dSMark Haverkamp break; 19281da177e4SLinus Torvalds } 1929da3cc679SRajashekhara, Mahesh 1930da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 1931da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 1932da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1933da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1934da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 1935da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 1936da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 1937da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1938da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1939da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1940da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 1941da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 1942da3cc679SRajashekhara, Mahesh return 1; 1943da3cc679SRajashekhara, Mahesh } 1944da3cc679SRajashekhara, Mahesh 19457a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 19467c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 1947e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 19487a8cf29dSMark Haverkamp return 0; 19491da177e4SLinus Torvalds /* 19501da177e4SLinus Torvalds * Alocate and initialize a Fib 19511da177e4SLinus Torvalds */ 1952bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 1953cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech printk(KERN_WARNING "aac_read: fib allocation failed\n"); 19541da177e4SLinus Torvalds return -1; 19551da177e4SLinus Torvalds } 19561da177e4SLinus Torvalds 1957e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 19581da177e4SLinus Torvalds 19591da177e4SLinus Torvalds /* 19601da177e4SLinus Torvalds * Check that the command queued to the controller 19611da177e4SLinus Torvalds */ 196277d644d4SMark Haverkamp if (status == -EINPROGRESS) { 196377d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 19641da177e4SLinus Torvalds return 0; 196577d644d4SMark Haverkamp } 19661da177e4SLinus Torvalds 1967bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 19681da177e4SLinus Torvalds /* 19691da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 19701da177e4SLinus Torvalds */ 19711da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 19728e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1973bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1974bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 19751da177e4SLinus Torvalds return 0; 19761da177e4SLinus Torvalds } 19771da177e4SLinus Torvalds 19789e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 19791da177e4SLinus Torvalds { 19807a8cf29dSMark Haverkamp u64 lba; 19811da177e4SLinus Torvalds u32 count; 19829d399cc7SSalyzyn, Mark int fua; 19831da177e4SLinus Torvalds int status; 19841da177e4SLinus Torvalds struct aac_dev *dev; 19851da177e4SLinus Torvalds struct fib * cmd_fibcontext; 1986da3cc679SRajashekhara, Mahesh int cid; 19871da177e4SLinus Torvalds 19881da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 19891da177e4SLinus Torvalds /* 19901da177e4SLinus Torvalds * Get block address and transfer length 19911da177e4SLinus Torvalds */ 19921da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 19931da177e4SLinus Torvalds { 19941da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 19951da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 19961da177e4SLinus Torvalds if (count == 0) 19971da177e4SLinus Torvalds count = 256; 19989d399cc7SSalyzyn, Mark fua = 0; 19997a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 20009e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 20017a8cf29dSMark Haverkamp 20027a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 20037a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 20047a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 20057a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 20067a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 20077a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 20087a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 20097a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 20107a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 20119d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 20127a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 20139e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 20147a8cf29dSMark Haverkamp 20157a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 20167a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 20177a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 20187a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 20199d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 20201da177e4SLinus Torvalds } else { 20219e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 20227a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 20231da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 20249d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 20251da177e4SLinus Torvalds } 2026da3cc679SRajashekhara, Mahesh 2027da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2028da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2029da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2030da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2031da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2032da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2033da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2034da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2035da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2036da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2037da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2038da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2039da3cc679SRajashekhara, Mahesh return 1; 2040da3cc679SRajashekhara, Mahesh } 2041da3cc679SRajashekhara, Mahesh 20427a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 20431da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2044e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 20457a8cf29dSMark Haverkamp return 0; 20461da177e4SLinus Torvalds /* 20471da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 20481da177e4SLinus Torvalds */ 2049bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 2050cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB temporarily unavailable,not catastrophic failure */ 2051cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 2052cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* scsicmd->result = DID_ERROR << 16; 2053cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * scsicmd->scsi_done(scsicmd); 2054cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * return 0; 2055cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech */ 2056cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech printk(KERN_WARNING "aac_write: fib allocation failed\n"); 2057cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -1; 20581da177e4SLinus Torvalds } 20591da177e4SLinus Torvalds 20609d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 20611da177e4SLinus Torvalds 20621da177e4SLinus Torvalds /* 20631da177e4SLinus Torvalds * Check that the command queued to the controller 20641da177e4SLinus Torvalds */ 206577d644d4SMark Haverkamp if (status == -EINPROGRESS) { 206677d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 20671da177e4SLinus Torvalds return 0; 20681da177e4SLinus Torvalds } 20691da177e4SLinus Torvalds 2070bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 20711da177e4SLinus Torvalds /* 20721da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 20731da177e4SLinus Torvalds */ 20741da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 20758e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 20761da177e4SLinus Torvalds 2077bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2078bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 20791da177e4SLinus Torvalds return 0; 20801da177e4SLinus Torvalds } 20811da177e4SLinus Torvalds 20821da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 20831da177e4SLinus Torvalds { 20841da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 20851da177e4SLinus Torvalds struct scsi_cmnd *cmd; 20861da177e4SLinus Torvalds 20871da177e4SLinus Torvalds cmd = context; 20881da177e4SLinus Torvalds 208903d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 209003d44337SMark Haverkamp return; 209103d44337SMark Haverkamp 20921da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 20931da177e4SLinus Torvalds smp_processor_id(), jiffies)); 20941da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 20951da177e4SLinus Torvalds 20961da177e4SLinus Torvalds 20971da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 20981da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 20991da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 21001da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21011da177e4SLinus Torvalds else { 21021da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 21031a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2104e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 21051da177e4SLinus Torvalds printk(KERN_WARNING 21061da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 21071da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 21081da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 21091da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 21108e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 21118e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 21128e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 21131da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2114b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2115b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 21161da177e4SLinus Torvalds } 21171da177e4SLinus Torvalds 2118bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2119bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 21208e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 21211da177e4SLinus Torvalds } 21221da177e4SLinus Torvalds 21239e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 21241da177e4SLinus Torvalds { 21251da177e4SLinus Torvalds int status; 21261da177e4SLinus Torvalds struct fib *cmd_fibcontext; 21271da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 21281da177e4SLinus Torvalds struct scsi_cmnd *cmd; 21291da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 21301da177e4SLinus Torvalds int active = 0; 213190ee3466SMark Haverkamp struct aac_dev *aac; 2132b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 2133b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 2134b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 21351da177e4SLinus Torvalds unsigned long flags; 21361da177e4SLinus Torvalds 21371da177e4SLinus Torvalds /* 213877d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 213977d644d4SMark Haverkamp * specific target (block). 21401da177e4SLinus Torvalds */ 21411da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 21421da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 2143b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 2144b90f90d2SSalyzyn, Mark u64 cmnd_lba; 2145b90f90d2SSalyzyn, Mark u32 cmnd_count; 2146b90f90d2SSalyzyn, Mark 2147b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 2148b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 2149b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 2150b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 2151b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 2152b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 2153b90f90d2SSalyzyn, Mark cmnd_count = 256; 2154b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 2155b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 2156b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 2157b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 2158b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 2159b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 2160b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2161b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2162b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2163b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 2164b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 2165b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 2166b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 2167b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 2168b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2169b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2170b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2171b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2172b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 2173b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2174b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2175b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2176b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 2177b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2178b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2179b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2180b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2181b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 2182b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 2183b90f90d2SSalyzyn, Mark } else 2184b90f90d2SSalyzyn, Mark continue; 2185b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 2186b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 2187b90f90d2SSalyzyn, Mark continue; 21881da177e4SLinus Torvalds ++active; 21891da177e4SLinus Torvalds break; 21901da177e4SLinus Torvalds } 21911da177e4SLinus Torvalds 21921da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 21931da177e4SLinus Torvalds 21941da177e4SLinus Torvalds /* 21951da177e4SLinus Torvalds * Yield the processor (requeue for later) 21961da177e4SLinus Torvalds */ 21971da177e4SLinus Torvalds if (active) 21981da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 21991da177e4SLinus Torvalds 2200f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 22018c867b25SMark Haverkamp if (aac->in_reset) 22028c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 22038c867b25SMark Haverkamp 22041da177e4SLinus Torvalds /* 22057c00ffa3SMark Haverkamp * Allocate and initialize a Fib 22061da177e4SLinus Torvalds */ 220790ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 22081da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 22091da177e4SLinus Torvalds 2210bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 22111da177e4SLinus Torvalds 22121da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 22131da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 22141da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 22159e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 22161da177e4SLinus Torvalds synchronizecmd->count = 22171da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 22181da177e4SLinus Torvalds 22191da177e4SLinus Torvalds /* 22201da177e4SLinus Torvalds * Now send the Fib to the adapter 22211da177e4SLinus Torvalds */ 2222bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 22231da177e4SLinus Torvalds cmd_fibcontext, 22241da177e4SLinus Torvalds sizeof(struct aac_synchronize), 22251da177e4SLinus Torvalds FsaNormal, 22261da177e4SLinus Torvalds 0, 1, 22271da177e4SLinus Torvalds (fib_callback)synchronize_callback, 22281da177e4SLinus Torvalds (void *)scsicmd); 22291da177e4SLinus Torvalds 22301da177e4SLinus Torvalds /* 22311da177e4SLinus Torvalds * Check that the command queued to the controller 22321da177e4SLinus Torvalds */ 223377d644d4SMark Haverkamp if (status == -EINPROGRESS) { 223477d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 22351da177e4SLinus Torvalds return 0; 223677d644d4SMark Haverkamp } 22371da177e4SLinus Torvalds 22381da177e4SLinus Torvalds printk(KERN_WARNING 2239bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2240bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2241bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 22421da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 22431da177e4SLinus Torvalds } 22441da177e4SLinus Torvalds 2245655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2246655d722cSMark Salyzyn { 2247655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2248655d722cSMark Salyzyn 2249655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2250655d722cSMark Salyzyn return; 2251655d722cSMark Salyzyn 2252655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2253655d722cSMark Salyzyn 2254655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2255655d722cSMark Salyzyn 2256655d722cSMark Salyzyn aac_fib_complete(fibptr); 2257655d722cSMark Salyzyn aac_fib_free(fibptr); 2258655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2259655d722cSMark Salyzyn } 2260655d722cSMark Salyzyn 2261655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2262655d722cSMark Salyzyn { 2263655d722cSMark Salyzyn int status; 2264655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2265655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2266655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2267655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2268655d722cSMark Salyzyn 2269655d722cSMark Salyzyn if (!(aac->supplement_adapter_info.SupportedOptions2 & 2270655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2271655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2272655d722cSMark Salyzyn SAM_STAT_GOOD; 2273655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2274655d722cSMark Salyzyn return 0; 2275655d722cSMark Salyzyn } 2276655d722cSMark Salyzyn 2277655d722cSMark Salyzyn if (aac->in_reset) 2278655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2279655d722cSMark Salyzyn 2280655d722cSMark Salyzyn /* 2281655d722cSMark Salyzyn * Allocate and initialize a Fib 2282655d722cSMark Salyzyn */ 2283655d722cSMark Salyzyn cmd_fibcontext = aac_fib_alloc(aac); 2284655d722cSMark Salyzyn if (!cmd_fibcontext) 2285655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2286655d722cSMark Salyzyn 2287655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2288655d722cSMark Salyzyn 2289655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2290655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2291655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2292655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2293655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2294655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2295655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2296655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2297655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 2298655d722cSMark Salyzyn 2299655d722cSMark Salyzyn /* 2300655d722cSMark Salyzyn * Now send the Fib to the adapter 2301655d722cSMark Salyzyn */ 2302655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2303655d722cSMark Salyzyn cmd_fibcontext, 2304655d722cSMark Salyzyn sizeof(struct aac_power_management), 2305655d722cSMark Salyzyn FsaNormal, 2306655d722cSMark Salyzyn 0, 1, 2307655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2308655d722cSMark Salyzyn (void *)scsicmd); 2309655d722cSMark Salyzyn 2310655d722cSMark Salyzyn /* 2311655d722cSMark Salyzyn * Check that the command queued to the controller 2312655d722cSMark Salyzyn */ 2313655d722cSMark Salyzyn if (status == -EINPROGRESS) { 2314655d722cSMark Salyzyn scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2315655d722cSMark Salyzyn return 0; 2316655d722cSMark Salyzyn } 2317655d722cSMark Salyzyn 2318655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2319655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2320655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2321655d722cSMark Salyzyn } 2322655d722cSMark Salyzyn 23231da177e4SLinus Torvalds /** 23241da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 23251da177e4SLinus Torvalds * @scsicmd: SCSI command block 23261da177e4SLinus Torvalds * 23271da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 23281da177e4SLinus Torvalds * aacraid firmware. 23291da177e4SLinus Torvalds */ 23301da177e4SLinus Torvalds 23311da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 23321da177e4SLinus Torvalds { 23331a655040SSalyzyn, Mark u32 cid; 23341da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 23351da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 23361da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 23371da177e4SLinus Torvalds 233890ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 233990ee3466SMark Haverkamp return -1; 23401da177e4SLinus Torvalds /* 23411da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 23421da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 23431da177e4SLinus Torvalds * itself. 23441da177e4SLinus Torvalds */ 23451a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 23461a655040SSalyzyn, Mark if (cid != host->this_id) { 23471a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 23481a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2349e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 23501da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 23511da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23521da177e4SLinus Torvalds return 0; 23531da177e4SLinus Torvalds } 23541da177e4SLinus Torvalds 23551da177e4SLinus Torvalds /* 23561da177e4SLinus Torvalds * If the target container doesn't exist, it may have 23571da177e4SLinus Torvalds * been newly created 23581da177e4SLinus Torvalds */ 2359655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2360655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2361655d722cSMark Salyzyn NOT_READY)) { 23621da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2363eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 23647a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 23657a8cf29dSMark Haverkamp !(dev->raw_io_64) || 23667a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 23677a8cf29dSMark Haverkamp break; 23681da177e4SLinus Torvalds case INQUIRY: 23691da177e4SLinus Torvalds case READ_CAPACITY: 23701da177e4SLinus Torvalds case TEST_UNIT_READY: 23718c867b25SMark Haverkamp if (dev->in_reset) 23728c867b25SMark Haverkamp return -1; 2373fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2374fe76df42SMark Haverkamp aac_probe_container_callback2); 23751da177e4SLinus Torvalds default: 23761da177e4SLinus Torvalds break; 23771da177e4SLinus Torvalds } 23781da177e4SLinus Torvalds } 23791da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2380cb1042f2SSalyzyn, Mark if (dev->nondasd_support || expose_physicals || 2381cb1042f2SSalyzyn, Mark dev->jbod) { 23828c867b25SMark Haverkamp if (dev->in_reset) 23838c867b25SMark Haverkamp return -1; 23841da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 23851da177e4SLinus Torvalds } else { 23861da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 23871da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23881da177e4SLinus Torvalds return 0; 23891da177e4SLinus Torvalds } 23901da177e4SLinus Torvalds } 23911da177e4SLinus Torvalds } 23921da177e4SLinus Torvalds /* 23931da177e4SLinus Torvalds * else Command for the controller itself 23941da177e4SLinus Torvalds */ 23951da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 23961da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 23971da177e4SLinus Torvalds { 23981da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 23991da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 24008e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 24018e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 24028e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 24031da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 24043ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 24053ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 24061da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 24071da177e4SLinus Torvalds return 0; 24081da177e4SLinus Torvalds } 24091da177e4SLinus Torvalds 24101da177e4SLinus Torvalds 24111da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 24121da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 24131da177e4SLinus Torvalds case INQUIRY: 24141da177e4SLinus Torvalds { 24153b2946ccSMark Haverkamp struct inquiry_data inq_data; 24161da177e4SLinus Torvalds 24171a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 24183b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 24191da177e4SLinus Torvalds 2420d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 242188e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 242288e2f98eSSalyzyn, Mark 242388e2f98eSSalyzyn, Mark /* EVPD bit set */ 242488e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 242588e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 242688e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 242788e2f98eSSalyzyn, Mark /* supported vital product data pages */ 24285d910649SMahesh Rajashekhara arr[3] = 3; 242988e2f98eSSalyzyn, Mark arr[4] = 0x0; 243088e2f98eSSalyzyn, Mark arr[5] = 0x80; 24315d910649SMahesh Rajashekhara arr[6] = 0x83; 243288e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2433d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 243488e2f98eSSalyzyn, Mark sizeof(inq_data)); 243588e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 243688e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 243788e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 243888e2f98eSSalyzyn, Mark /* unit serial number page */ 243988e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 244088e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 244188e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2442d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 244388e2f98eSSalyzyn, Mark sizeof(inq_data)); 2444d8e96507SLeubner, Achim if (aac_wwn != 2) 2445d8e96507SLeubner, Achim return aac_get_container_serial( 2446d8e96507SLeubner, Achim scsicmd); 24475d910649SMahesh Rajashekhara scsicmd->result = DID_OK << 16 | 24485d910649SMahesh Rajashekhara COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 24495d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 24505d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 24515d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 24525d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 24535d910649SMahesh Rajashekhara scmd_id(scsicmd)); 24545d910649SMahesh Rajashekhara if (aac_wwn != 2) 24555d910649SMahesh Rajashekhara return aac_get_container_serial( 24565d910649SMahesh Rajashekhara scsicmd); 2457d8e96507SLeubner, Achim scsicmd->result = DID_OK << 16 | 2458d8e96507SLeubner, Achim COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 245988e2f98eSSalyzyn, Mark } else { 246088e2f98eSSalyzyn, Mark /* vpd page not implemented */ 246188e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 246288e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 246388e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 24648e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 24658e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 24668e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 246788e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 246888e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 24693ace426fSSalyzyn, Mark min_t(size_t, 24703ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 24713ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 247288e2f98eSSalyzyn, Mark } 247388e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 247488e2f98eSSalyzyn, Mark return 0; 247588e2f98eSSalyzyn, Mark } 24763b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 24773b2946ccSMark Haverkamp inq_data.inqd_rdf = 2; /* A response data format value of two indicates that the data shall be in the format specified in SCSI-2 */ 24783b2946ccSMark Haverkamp inq_data.inqd_len = 31; 24791da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 24803b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 24811da177e4SLinus Torvalds /* 24821da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 24831da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 24841da177e4SLinus Torvalds */ 24851a655040SSalyzyn, Mark if (cid == host->this_id) { 24866391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 24873b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2488d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2489d4345028SFUJITA Tomonori sizeof(inq_data)); 24901da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 24911da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 24921da177e4SLinus Torvalds return 0; 24931da177e4SLinus Torvalds } 24948c867b25SMark Haverkamp if (dev->in_reset) 24958c867b25SMark Haverkamp return -1; 2496794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 24973b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2498d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 24999e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 25001da177e4SLinus Torvalds } 2501eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 25027a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 25037a8cf29dSMark Haverkamp !(dev->raw_io_64) || 25047a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 25057a8cf29dSMark Haverkamp break; 25067a8cf29dSMark Haverkamp { 25077a8cf29dSMark Haverkamp u64 capacity; 250807ce5ebaSMark Haverkamp char cp[13]; 2509b271f1c8SFUJITA Tomonori unsigned int alloc_len; 25107a8cf29dSMark Haverkamp 25117a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 25127a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 25137a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 25147a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 25157a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 25167a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 25177a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 25187a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 25197a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 25207a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 2521b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2522b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2523b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2524b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 252507ce5ebaSMark Haverkamp cp[12] = 0; 252607ce5ebaSMark Haverkamp 2527b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2528b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2529b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2530b271f1c8SFUJITA Tomonori 2531b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2532d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2533b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2534b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 2535b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 25367a8cf29dSMark Haverkamp 25377a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 25387a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 25397a8cf29dSMark Haverkamp 25407a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 25417a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 25427a8cf29dSMark Haverkamp 25437a8cf29dSMark Haverkamp return 0; 25447a8cf29dSMark Haverkamp } 25457a8cf29dSMark Haverkamp 25461da177e4SLinus Torvalds case READ_CAPACITY: 25471da177e4SLinus Torvalds { 25481da177e4SLinus Torvalds u32 capacity; 25493b2946ccSMark Haverkamp char cp[8]; 25501da177e4SLinus Torvalds 25511da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 25527a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 25531da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 25541da177e4SLinus Torvalds else 25551da177e4SLinus Torvalds capacity = (u32)-1; 25563b2946ccSMark Haverkamp 25571da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 25581da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 25591da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 25601da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 2561b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2562b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2563b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2564b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 2565d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 25667a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 25677a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 2568655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2569655d722cSMark Salyzyn SAM_STAT_GOOD; 25701da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 25711da177e4SLinus Torvalds 25721da177e4SLinus Torvalds return 0; 25731da177e4SLinus Torvalds } 25741da177e4SLinus Torvalds 25751da177e4SLinus Torvalds case MODE_SENSE: 25761da177e4SLinus Torvalds { 25779d399cc7SSalyzyn, Mark int mode_buf_length = 4; 2578b836439fSMahesh Rajashekhara u32 capacity; 2579b836439fSMahesh Rajashekhara aac_modep_data mpd; 2580b836439fSMahesh Rajashekhara 2581b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 2582b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 2583b836439fSMahesh Rajashekhara else 2584b836439fSMahesh Rajashekhara capacity = (u32)-1; 25851da177e4SLinus Torvalds 25861da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 2587b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 2588b836439fSMahesh Rajashekhara 2589b836439fSMahesh Rajashekhara /* Mode data length */ 2590b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 2591b836439fSMahesh Rajashekhara /* Medium type - default */ 2592b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 2593b836439fSMahesh Rajashekhara /* Device-specific param, 25949d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 25959d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 2596b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 2597b836439fSMahesh Rajashekhara 259895e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 2599b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 2600b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 2601b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 2602b836439fSMahesh Rajashekhara else { 2603b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 2604b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 2605b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 2606b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2607b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 2608b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2609b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 2610b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 26115d910649SMahesh Rajashekhara 26125d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 26135d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 26145d910649SMahesh Rajashekhara /* page length */ 26155d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 26165d910649SMahesh Rajashekhara /* Mode data length */ 26175d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 26185d910649SMahesh Rajashekhara } else { 26195d910649SMahesh Rajashekhara /* Mode data length */ 26205d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 26215d910649SMahesh Rajashekhara } 26225d910649SMahesh Rajashekhara 2623b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 2624b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 2625b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 2626b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 2627b836439fSMahesh Rajashekhara } else { 2628b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 2629b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 2630b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 2631b836439fSMahesh Rajashekhara } 2632b836439fSMahesh Rajashekhara } 26339d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 26349d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 2635b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 2636b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 2637b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 2638b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 263995e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 2640b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 26415d910649SMahesh Rajashekhara } 26425d910649SMahesh Rajashekhara 26439d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 26449d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 26455d910649SMahesh Rajashekhara else 26465d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 2647b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 2648b836439fSMahesh Rajashekhara (char *)&mpd, 2649b836439fSMahesh Rajashekhara mode_buf_length); 26501da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 26511da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 26521da177e4SLinus Torvalds 26531da177e4SLinus Torvalds return 0; 26541da177e4SLinus Torvalds } 26551da177e4SLinus Torvalds case MODE_SENSE_10: 26561da177e4SLinus Torvalds { 2657b836439fSMahesh Rajashekhara u32 capacity; 26589d399cc7SSalyzyn, Mark int mode_buf_length = 8; 2659b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 2660b836439fSMahesh Rajashekhara 2661b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 2662b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 2663b836439fSMahesh Rajashekhara else 2664b836439fSMahesh Rajashekhara capacity = (u32)-1; 26651da177e4SLinus Torvalds 26661da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 2667b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 2668b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 2669b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 2670b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 2671b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 2672b836439fSMahesh Rajashekhara /* Medium type - default */ 2673b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 2674b836439fSMahesh Rajashekhara /* Device-specific param, 26759d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 26769d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 2677b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 2678b836439fSMahesh Rajashekhara 267995e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 2680b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 2681b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 2682b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 2683b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 2684b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 2685b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 2686b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 2687b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 2688b836439fSMahesh Rajashekhara } else { 2689b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 2690b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 2691b836439fSMahesh Rajashekhara 2692b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 2693b836439fSMahesh Rajashekhara 2694b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 2695b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2696b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 2697b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2698b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 2699b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 2700b836439fSMahesh Rajashekhara 2701b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 2702b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 2703b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 2704b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 2705b836439fSMahesh Rajashekhara } else { 2706b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 2707b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 2708b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 2709b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 2710b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 2711b836439fSMahesh Rajashekhara capacity & 0xff; 2712b836439fSMahesh Rajashekhara } 2713b836439fSMahesh Rajashekhara } 27149d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 27159d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 2716b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 2717b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 2718b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 2719b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 272095e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 2721b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 27229d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 27239d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 27249d399cc7SSalyzyn, Mark } 2725b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 2726b836439fSMahesh Rajashekhara (char *)&mpd10, 2727b836439fSMahesh Rajashekhara mode_buf_length); 27281da177e4SLinus Torvalds 27291da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 27301da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 27311da177e4SLinus Torvalds 27321da177e4SLinus Torvalds return 0; 27331da177e4SLinus Torvalds } 27341da177e4SLinus Torvalds case REQUEST_SENSE: 27351da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 27361da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 27371da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 27381da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 27391da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 27401da177e4SLinus Torvalds return 0; 27411da177e4SLinus Torvalds 27421da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 27431da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 27441da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 27451da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 27461da177e4SLinus Torvalds else 27471da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 27481da177e4SLinus Torvalds 27491da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 27501da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 27511da177e4SLinus Torvalds return 0; 27521da177e4SLinus Torvalds /* 27531da177e4SLinus Torvalds * These commands are all No-Ops 27541da177e4SLinus Torvalds */ 27551da177e4SLinus Torvalds case TEST_UNIT_READY: 2756655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 2757655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2758655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2759655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 2760655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 2761655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 2762655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 2763655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 2764655d722cSMark Salyzyn min_t(size_t, 2765655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 2766655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2767655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2768655d722cSMark Salyzyn return 0; 2769655d722cSMark Salyzyn } 2770655d722cSMark Salyzyn /* FALLTHRU */ 27711da177e4SLinus Torvalds case RESERVE: 27721da177e4SLinus Torvalds case RELEASE: 27731da177e4SLinus Torvalds case REZERO_UNIT: 27741da177e4SLinus Torvalds case REASSIGN_BLOCKS: 27751da177e4SLinus Torvalds case SEEK_10: 27761da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 27771da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 27781da177e4SLinus Torvalds return 0; 2779655d722cSMark Salyzyn 2780655d722cSMark Salyzyn case START_STOP: 2781655d722cSMark Salyzyn return aac_start_stop(scsicmd); 27821da177e4SLinus Torvalds } 27831da177e4SLinus Torvalds 27841da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 27851da177e4SLinus Torvalds { 27861da177e4SLinus Torvalds case READ_6: 27871da177e4SLinus Torvalds case READ_10: 27887a8cf29dSMark Haverkamp case READ_12: 27897a8cf29dSMark Haverkamp case READ_16: 27908c867b25SMark Haverkamp if (dev->in_reset) 27918c867b25SMark Haverkamp return -1; 27921da177e4SLinus Torvalds /* 27931da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 27941da177e4SLinus Torvalds * corresponds to a container. Needed to convert 27951da177e4SLinus Torvalds * containers to /dev/sd device names 27961da177e4SLinus Torvalds */ 27971da177e4SLinus Torvalds 27981da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 27997a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 28001da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 28017a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 28027a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 280377d644d4SMark Haverkamp 28049e7c349cSMark Haverkamp return aac_read(scsicmd); 28051da177e4SLinus Torvalds 28061da177e4SLinus Torvalds case WRITE_6: 28071da177e4SLinus Torvalds case WRITE_10: 28087a8cf29dSMark Haverkamp case WRITE_12: 28097a8cf29dSMark Haverkamp case WRITE_16: 28108c867b25SMark Haverkamp if (dev->in_reset) 28118c867b25SMark Haverkamp return -1; 28129e7c349cSMark Haverkamp return aac_write(scsicmd); 28131da177e4SLinus Torvalds 28141da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 281595e852e1SSalyzyn, Mark if (((aac_cache & 6) == 6) && dev->cache_protected) { 281695e852e1SSalyzyn, Mark scsicmd->result = DID_OK << 16 | 281795e852e1SSalyzyn, Mark COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 281895e852e1SSalyzyn, Mark scsicmd->scsi_done(scsicmd); 281995e852e1SSalyzyn, Mark return 0; 282095e852e1SSalyzyn, Mark } 28211da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 282295e852e1SSalyzyn, Mark if ((aac_cache & 6) != 2) 28239e7c349cSMark Haverkamp return aac_synchronize(scsicmd); 282495e852e1SSalyzyn, Mark /* FALLTHRU */ 28251da177e4SLinus Torvalds default: 28261da177e4SLinus Torvalds /* 28271da177e4SLinus Torvalds * Unhandled commands 28281da177e4SLinus Torvalds */ 28297c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 28301da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 28318e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28321da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 28338e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 28341da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 28353ace426fSSalyzyn, Mark min_t(size_t, 28363ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 28373ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 28381da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 28391da177e4SLinus Torvalds return 0; 28401da177e4SLinus Torvalds } 28411da177e4SLinus Torvalds } 28421da177e4SLinus Torvalds 28431da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 28441da177e4SLinus Torvalds { 28451da177e4SLinus Torvalds struct aac_query_disk qd; 28461da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 28471da177e4SLinus Torvalds 28481da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 284990ee3466SMark Haverkamp if (!fsa_dev_ptr) 285065101355SMark Haverkamp return -EBUSY; 28511da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 28521da177e4SLinus Torvalds return -EFAULT; 28531da177e4SLinus Torvalds if (qd.cnum == -1) 2854e5718774SMark Haverkamp qd.cnum = qd.id; 28551da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 28561da177e4SLinus Torvalds { 28571da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 28581da177e4SLinus Torvalds return -EINVAL; 28591da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 28601da177e4SLinus Torvalds qd.bus = 0; 28611da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 28621da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 28631da177e4SLinus Torvalds } 28641da177e4SLinus Torvalds else return -EINVAL; 28651da177e4SLinus Torvalds 2866fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 28671da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 28681da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 28691da177e4SLinus Torvalds 28701da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 28711da177e4SLinus Torvalds qd.unmapped = 1; 28721da177e4SLinus Torvalds else 28731da177e4SLinus Torvalds qd.unmapped = 0; 28741da177e4SLinus Torvalds 28751da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 28761da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 28771da177e4SLinus Torvalds 28781da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 28791da177e4SLinus Torvalds return -EFAULT; 28801da177e4SLinus Torvalds return 0; 28811da177e4SLinus Torvalds } 28821da177e4SLinus Torvalds 28831da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 28841da177e4SLinus Torvalds { 28851da177e4SLinus Torvalds struct aac_delete_disk dd; 28861da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 28871da177e4SLinus Torvalds 28881da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 288965101355SMark Haverkamp if (!fsa_dev_ptr) 289065101355SMark Haverkamp return -EBUSY; 28911da177e4SLinus Torvalds 28921da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 28931da177e4SLinus Torvalds return -EFAULT; 28941da177e4SLinus Torvalds 28951da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 28961da177e4SLinus Torvalds return -EINVAL; 28971da177e4SLinus Torvalds /* 28981da177e4SLinus Torvalds * Mark this container as being deleted. 28991da177e4SLinus Torvalds */ 29001da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 29011da177e4SLinus Torvalds /* 29021da177e4SLinus Torvalds * Mark the container as no longer valid 29031da177e4SLinus Torvalds */ 29041da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 29051da177e4SLinus Torvalds return 0; 29061da177e4SLinus Torvalds } 29071da177e4SLinus Torvalds 29081da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 29091da177e4SLinus Torvalds { 29101da177e4SLinus Torvalds struct aac_delete_disk dd; 29111da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 29121da177e4SLinus Torvalds 29131da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 291490ee3466SMark Haverkamp if (!fsa_dev_ptr) 291565101355SMark Haverkamp return -EBUSY; 29161da177e4SLinus Torvalds 29171da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 29181da177e4SLinus Torvalds return -EFAULT; 29191da177e4SLinus Torvalds 29201da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 29211da177e4SLinus Torvalds return -EINVAL; 29221da177e4SLinus Torvalds /* 29231da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 29241da177e4SLinus Torvalds */ 29251da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 29261da177e4SLinus Torvalds return -EBUSY; 29271da177e4SLinus Torvalds else { 29281da177e4SLinus Torvalds /* 29291da177e4SLinus Torvalds * Mark the container as no longer being valid. 29301da177e4SLinus Torvalds */ 29311da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 29321da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 29331da177e4SLinus Torvalds return 0; 29341da177e4SLinus Torvalds } 29351da177e4SLinus Torvalds } 29361da177e4SLinus Torvalds 29371da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 29381da177e4SLinus Torvalds { 29391da177e4SLinus Torvalds switch (cmd) { 29401da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 29411da177e4SLinus Torvalds return query_disk(dev, arg); 29421da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 29431da177e4SLinus Torvalds return delete_disk(dev, arg); 29441da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 29451da177e4SLinus Torvalds return force_delete_disk(dev, arg); 29461da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 29471da177e4SLinus Torvalds return aac_get_containers(dev); 29481da177e4SLinus Torvalds default: 29491da177e4SLinus Torvalds return -ENOTTY; 29501da177e4SLinus Torvalds } 29511da177e4SLinus Torvalds } 29521da177e4SLinus Torvalds 29531da177e4SLinus Torvalds /** 29541da177e4SLinus Torvalds * 29551da177e4SLinus Torvalds * aac_srb_callback 29561da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 29571da177e4SLinus Torvalds * @fibptr: pointer to the fib 29581da177e4SLinus Torvalds * 29591da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 29601da177e4SLinus Torvalds * 29611da177e4SLinus Torvalds */ 29621da177e4SLinus Torvalds 29631da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 29641da177e4SLinus Torvalds { 29651da177e4SLinus Torvalds struct aac_dev *dev; 29661da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 29671da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 29681da177e4SLinus Torvalds 29691da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 297003d44337SMark Haverkamp 297103d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 297203d44337SMark Haverkamp return; 297303d44337SMark Haverkamp 2974125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 29751da177e4SLinus Torvalds 29761a655040SSalyzyn, Mark dev = fibptr->dev; 29771a655040SSalyzyn, Mark 29781da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 29791da177e4SLinus Torvalds 29801da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 298185d22bbfSMahesh Rajashekhara 298285d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 298385d22bbfSMahesh Rajashekhara /* fast response */ 298485d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 298585d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 298685d22bbfSMahesh Rajashekhara } else { 29871da177e4SLinus Torvalds /* 29881da177e4SLinus Torvalds * Calculate resid for sg 29891da177e4SLinus Torvalds */ 2990727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 2991727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 299285d22bbfSMahesh Rajashekhara } 29931da177e4SLinus Torvalds 2994727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 29951da177e4SLinus Torvalds 2996e3cc268fSRajashekhara, Mahesh /* expose physical device if expose_physicald flag is on */ 2997e3cc268fSRajashekhara, Mahesh if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 2998e3cc268fSRajashekhara, Mahesh && expose_physicals > 0) 2999e3cc268fSRajashekhara, Mahesh aac_expose_phy_device(scsicmd); 3000e3cc268fSRajashekhara, Mahesh 30011da177e4SLinus Torvalds /* 30021da177e4SLinus Torvalds * First check the fib status 30031da177e4SLinus Torvalds */ 30041da177e4SLinus Torvalds 30051da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 30061da177e4SLinus Torvalds int len; 30071da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 30083ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 30093ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 30101da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 30111da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 30121da177e4SLinus Torvalds } 30131da177e4SLinus Torvalds 30141da177e4SLinus Torvalds /* 30151da177e4SLinus Torvalds * Next check the srb status 30161da177e4SLinus Torvalds */ 30171da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 30181da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 30191da177e4SLinus Torvalds case SRB_STATUS_PENDING: 30201da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 30211da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 30221da177e4SLinus Torvalds break; 30231da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 30241da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 30251da177e4SLinus Torvalds case READ_6: 30261da177e4SLinus Torvalds case WRITE_6: 30271da177e4SLinus Torvalds case READ_10: 30281da177e4SLinus Torvalds case WRITE_10: 30291da177e4SLinus Torvalds case READ_12: 30301da177e4SLinus Torvalds case WRITE_12: 30317a8cf29dSMark Haverkamp case READ_16: 30327a8cf29dSMark Haverkamp case WRITE_16: 30331da177e4SLinus Torvalds if (le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow) { 30341da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 30351da177e4SLinus Torvalds } else { 30361da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 30371da177e4SLinus Torvalds } 30381da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 30391da177e4SLinus Torvalds break; 30401da177e4SLinus Torvalds case INQUIRY: { 30411da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 30421da177e4SLinus Torvalds break; 30431da177e4SLinus Torvalds } 30441da177e4SLinus Torvalds default: 30451da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 30461da177e4SLinus Torvalds break; 30471da177e4SLinus Torvalds } 30481da177e4SLinus Torvalds break; 30491da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 30501da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 30511da177e4SLinus Torvalds break; 30521da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 30531da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 30541da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 30551da177e4SLinus Torvalds break; 30561da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 30571da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 30581da177e4SLinus Torvalds break; 30591da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 30601da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 30611da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 30621da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 30631da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 30641da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 30651da177e4SLinus Torvalds break; 30661da177e4SLinus Torvalds 30671da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 30681da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 30691da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 30701da177e4SLinus Torvalds break; 30711da177e4SLinus Torvalds 30721da177e4SLinus Torvalds case SRB_STATUS_BUSY: 3073760af100SSalyzyn, Mark scsicmd->result = DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 30741da177e4SLinus Torvalds break; 30751da177e4SLinus Torvalds 30761da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 30771da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 30781da177e4SLinus Torvalds break; 30791da177e4SLinus Torvalds 30801da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 30811da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 30821da177e4SLinus Torvalds break; 30831da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 30841da177e4SLinus Torvalds case SRB_STATUS_ERROR: 30851da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 30861da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 30871da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 30881da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 30891da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 30901da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 30911da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 30921da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 30931da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 30941da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 30951da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 30961da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 30971da177e4SLinus Torvalds default: 30981da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 30991da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 31001da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 31011da177e4SLinus Torvalds aac_get_status_string( 31021da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 31031da177e4SLinus Torvalds scsicmd->cmnd[0], 31041da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 31051da177e4SLinus Torvalds #endif 31061fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 31071fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 31081fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 31091fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 31101fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 31111da177e4SLinus Torvalds break; 31121fc8010aSRajashekhara, Mahesh } else { 31131fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 31141fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 31151fc8010aSRajashekhara, Mahesh break; 31161fc8010aSRajashekhara, Mahesh } 31171fc8010aSRajashekhara, Mahesh } else { 31181fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 31191fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 31201fc8010aSRajashekhara, Mahesh break; 31211fc8010aSRajashekhara, Mahesh } 31221da177e4SLinus Torvalds } 31238ce3eca4SSalyzyn, Mark if (le32_to_cpu(srbreply->scsi_status) == SAM_STAT_CHECK_CONDITION) { 31241da177e4SLinus Torvalds int len; 31251da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 31263ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 31273ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 31281da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 31297a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 31307a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 31311da177e4SLinus Torvalds #endif 31321da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 31331da177e4SLinus Torvalds } 31341da177e4SLinus Torvalds /* 31351da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 31361da177e4SLinus Torvalds */ 31371da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 31381da177e4SLinus Torvalds 3139bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 3140bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 31418e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 31421da177e4SLinus Torvalds } 31431da177e4SLinus Torvalds 31441da177e4SLinus Torvalds /** 31451da177e4SLinus Torvalds * 31461da177e4SLinus Torvalds * aac_send_scb_fib 31471da177e4SLinus Torvalds * @scsicmd: the scsi command block 31481da177e4SLinus Torvalds * 31491da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 31501da177e4SLinus Torvalds * scsicmd passed in. 31511da177e4SLinus Torvalds */ 31521da177e4SLinus Torvalds 31531da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 31541da177e4SLinus Torvalds { 31551da177e4SLinus Torvalds struct fib* cmd_fibcontext; 31561da177e4SLinus Torvalds struct aac_dev* dev; 31571da177e4SLinus Torvalds int status; 31581da177e4SLinus Torvalds 315984971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3160e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 316184971738SMark Haverkamp scsicmd->device->lun > 7) { 31621da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 31631da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 31641da177e4SLinus Torvalds return 0; 31651da177e4SLinus Torvalds } 31661da177e4SLinus Torvalds 31671da177e4SLinus Torvalds /* 31681da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 31691da177e4SLinus Torvalds */ 3170bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 31711da177e4SLinus Torvalds return -1; 31721da177e4SLinus Torvalds } 3173e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 31741da177e4SLinus Torvalds 31751da177e4SLinus Torvalds /* 31761da177e4SLinus Torvalds * Check that the command queued to the controller 31771da177e4SLinus Torvalds */ 31781da177e4SLinus Torvalds if (status == -EINPROGRESS) { 317977d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 31801da177e4SLinus Torvalds return 0; 31811da177e4SLinus Torvalds } 31821da177e4SLinus Torvalds 3183bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3184bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3185bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 31861da177e4SLinus Torvalds 31871da177e4SLinus Torvalds return -1; 31881da177e4SLinus Torvalds } 31891da177e4SLinus Torvalds 31900b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 31911da177e4SLinus Torvalds { 31921da177e4SLinus Torvalds struct aac_dev *dev; 31931da177e4SLinus Torvalds unsigned long byte_count = 0; 3194727eead6SFUJITA Tomonori int nseg; 31951da177e4SLinus Torvalds 31961da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 31971da177e4SLinus Torvalds // Get rid of old data 31981da177e4SLinus Torvalds psg->count = 0; 31991da177e4SLinus Torvalds psg->sg[0].addr = 0; 32001da177e4SLinus Torvalds psg->sg[0].count = 0; 3201727eead6SFUJITA Tomonori 3202727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 32030b433447SMahesh Rajashekhara if (nseg < 0) 32040b433447SMahesh Rajashekhara return nseg; 3205727eead6SFUJITA Tomonori if (nseg) { 32061da177e4SLinus Torvalds struct scatterlist *sg; 32071da177e4SLinus Torvalds int i; 32081da177e4SLinus Torvalds 3209727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 32101da177e4SLinus Torvalds 3211727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 32121da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 32131da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 32141da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 32151da177e4SLinus Torvalds } 32161da177e4SLinus Torvalds /* hba wants the size to be exact */ 3217727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 321856b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3219727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 322056b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3221727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 32221da177e4SLinus Torvalds } 32231da177e4SLinus Torvalds /* Check for command underflow */ 32241da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 32251da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 32261da177e4SLinus Torvalds byte_count, scsicmd->underflow); 32271da177e4SLinus Torvalds } 32281da177e4SLinus Torvalds } 32291da177e4SLinus Torvalds return byte_count; 32301da177e4SLinus Torvalds } 32311da177e4SLinus Torvalds 32321da177e4SLinus Torvalds 32330b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 32341da177e4SLinus Torvalds { 32351da177e4SLinus Torvalds struct aac_dev *dev; 32361da177e4SLinus Torvalds unsigned long byte_count = 0; 323756b58712SMark Haverkamp u64 addr; 3238727eead6SFUJITA Tomonori int nseg; 32391da177e4SLinus Torvalds 32401da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 32411da177e4SLinus Torvalds // Get rid of old data 32421da177e4SLinus Torvalds psg->count = 0; 32431da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 32441da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 32451da177e4SLinus Torvalds psg->sg[0].count = 0; 3246727eead6SFUJITA Tomonori 3247727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 32480b433447SMahesh Rajashekhara if (nseg < 0) 32490b433447SMahesh Rajashekhara return nseg; 3250727eead6SFUJITA Tomonori if (nseg) { 32511da177e4SLinus Torvalds struct scatterlist *sg; 32521da177e4SLinus Torvalds int i; 32531da177e4SLinus Torvalds 3254727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 32551241f359SMark Haverkamp int count = sg_dma_len(sg); 325656b58712SMark Haverkamp addr = sg_dma_address(sg); 325756b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 325856b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 32591241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 32601241f359SMark Haverkamp byte_count += count; 32611da177e4SLinus Torvalds } 3262727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 32631da177e4SLinus Torvalds /* hba wants the size to be exact */ 3264727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 326556b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3266727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 326756b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3268727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 32691da177e4SLinus Torvalds } 32701da177e4SLinus Torvalds /* Check for command underflow */ 32711da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 32721da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 32731da177e4SLinus Torvalds byte_count, scsicmd->underflow); 32741da177e4SLinus Torvalds } 32751da177e4SLinus Torvalds } 32761da177e4SLinus Torvalds return byte_count; 32771da177e4SLinus Torvalds } 32781da177e4SLinus Torvalds 32790b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 32800e68c003SMark Haverkamp { 32810e68c003SMark Haverkamp unsigned long byte_count = 0; 3282727eead6SFUJITA Tomonori int nseg; 32830e68c003SMark Haverkamp 32840e68c003SMark Haverkamp // Get rid of old data 32850e68c003SMark Haverkamp psg->count = 0; 32860e68c003SMark Haverkamp psg->sg[0].next = 0; 32870e68c003SMark Haverkamp psg->sg[0].prev = 0; 32880e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 32890e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 32900e68c003SMark Haverkamp psg->sg[0].count = 0; 32910e68c003SMark Haverkamp psg->sg[0].flags = 0; 3292727eead6SFUJITA Tomonori 3293727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 32940b433447SMahesh Rajashekhara if (nseg < 0) 32950b433447SMahesh Rajashekhara return nseg; 3296727eead6SFUJITA Tomonori if (nseg) { 32970e68c003SMark Haverkamp struct scatterlist *sg; 32980e68c003SMark Haverkamp int i; 32990e68c003SMark Haverkamp 3300727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 33010e68c003SMark Haverkamp int count = sg_dma_len(sg); 33020e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 33030e68c003SMark Haverkamp psg->sg[i].next = 0; 33040e68c003SMark Haverkamp psg->sg[i].prev = 0; 33050e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 33060e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 33070e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 33080e68c003SMark Haverkamp psg->sg[i].flags = 0; 33090e68c003SMark Haverkamp byte_count += count; 33100e68c003SMark Haverkamp } 3311727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 33120e68c003SMark Haverkamp /* hba wants the size to be exact */ 3313727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 33140e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3315727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 33160e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3317727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 33180e68c003SMark Haverkamp } 33190e68c003SMark Haverkamp /* Check for command underflow */ 33200e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 33210e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 33220e68c003SMark Haverkamp byte_count, scsicmd->underflow); 33230e68c003SMark Haverkamp } 33240e68c003SMark Haverkamp } 33250e68c003SMark Haverkamp return byte_count; 33260e68c003SMark Haverkamp } 33270e68c003SMark Haverkamp 33280b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 33290b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 333085d22bbfSMahesh Rajashekhara { 333185d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 333285d22bbfSMahesh Rajashekhara int nseg; 333385d22bbfSMahesh Rajashekhara 333485d22bbfSMahesh Rajashekhara nseg = scsi_dma_map(scsicmd); 33350b433447SMahesh Rajashekhara if (nseg < 0) 33360b433447SMahesh Rajashekhara return nseg; 333785d22bbfSMahesh Rajashekhara if (nseg) { 333885d22bbfSMahesh Rajashekhara struct scatterlist *sg; 333985d22bbfSMahesh Rajashekhara int i, conformable = 0; 334085d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 334185d22bbfSMahesh Rajashekhara 334285d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 334385d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 334485d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 334585d22bbfSMahesh Rajashekhara 334685d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 334785d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 334885d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 334985d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 335085d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 335185d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 335285d22bbfSMahesh Rajashekhara if (i == 0) { 335385d22bbfSMahesh Rajashekhara conformable = 1; 335485d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 335585d22bbfSMahesh Rajashekhara } else if (i == 1) { 335685d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 335785d22bbfSMahesh Rajashekhara min_size = cur_size; 335885d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 335985d22bbfSMahesh Rajashekhara conformable = 0; 336085d22bbfSMahesh Rajashekhara if (cur_size < min_size) 336185d22bbfSMahesh Rajashekhara min_size = cur_size; 336285d22bbfSMahesh Rajashekhara } 336385d22bbfSMahesh Rajashekhara byte_count += count; 336485d22bbfSMahesh Rajashekhara } 336585d22bbfSMahesh Rajashekhara 336685d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 336785d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 336885d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 336985d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 337085d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 337185d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 337285d22bbfSMahesh Rajashekhara } 337385d22bbfSMahesh Rajashekhara 337485d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 337585d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 337685d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 337785d22bbfSMahesh Rajashekhara if (!conformable) { 337885d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 337985d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 338085d22bbfSMahesh Rajashekhara err_found = 0; 338185d22bbfSMahesh Rajashekhara nseg_new = 2; 338285d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 338385d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 338485d22bbfSMahesh Rajashekhara err_found = 1; 338585d22bbfSMahesh Rajashekhara break; 338685d22bbfSMahesh Rajashekhara } 338785d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 338885d22bbfSMahesh Rajashekhara } 338985d22bbfSMahesh Rajashekhara if (!err_found) 339085d22bbfSMahesh Rajashekhara break; 339185d22bbfSMahesh Rajashekhara } 339285d22bbfSMahesh Rajashekhara if (i > 0 && nseg_new <= sg_max) 339385d22bbfSMahesh Rajashekhara aac_convert_sgraw2(rio2, i, nseg, nseg_new); 339485d22bbfSMahesh Rajashekhara } else 339585d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 339685d22bbfSMahesh Rajashekhara 339785d22bbfSMahesh Rajashekhara /* Check for command underflow */ 339885d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 339985d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 340085d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 340185d22bbfSMahesh Rajashekhara } 340285d22bbfSMahesh Rajashekhara } 340385d22bbfSMahesh Rajashekhara 340485d22bbfSMahesh Rajashekhara return byte_count; 340585d22bbfSMahesh Rajashekhara } 340685d22bbfSMahesh Rajashekhara 340785d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 340885d22bbfSMahesh Rajashekhara { 340985d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 341085d22bbfSMahesh Rajashekhara int i, j, pos; 341185d22bbfSMahesh Rajashekhara u32 addr_low; 341285d22bbfSMahesh Rajashekhara 341385d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 341485d22bbfSMahesh Rajashekhara return 0; 341585d22bbfSMahesh Rajashekhara 341685d22bbfSMahesh Rajashekhara sge = kmalloc(nseg_new * sizeof(struct sge_ieee1212), GFP_ATOMIC); 341785d22bbfSMahesh Rajashekhara if (sge == NULL) 341885d22bbfSMahesh Rajashekhara return -1; 341985d22bbfSMahesh Rajashekhara 342085d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 342185d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 342285d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 342385d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 342485d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 342585d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 342685d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 342785d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 342885d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 342985d22bbfSMahesh Rajashekhara pos++; 343085d22bbfSMahesh Rajashekhara } 343185d22bbfSMahesh Rajashekhara } 343285d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 343385d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 343485d22bbfSMahesh Rajashekhara 343585d22bbfSMahesh Rajashekhara kfree(sge); 343685d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 343785d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 343885d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 343985d22bbfSMahesh Rajashekhara return 0; 344085d22bbfSMahesh Rajashekhara } 344185d22bbfSMahesh Rajashekhara 34421da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 34431da177e4SLinus Torvalds 34441da177e4SLinus Torvalds struct aac_srb_status_info { 34451da177e4SLinus Torvalds u32 status; 34461da177e4SLinus Torvalds char *str; 34471da177e4SLinus Torvalds }; 34481da177e4SLinus Torvalds 34491da177e4SLinus Torvalds 34501da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 34511da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 34521da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 34531da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 34541da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 34551da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 34561da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 34571da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 34581da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 34591da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 34601da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 34611da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 34621da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 34631da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 34641da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 34651da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 34661da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 34671da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 34681da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 34691da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 34701da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 34711da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 34721da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 34731da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 34741da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 34751da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 34761da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 34771da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 34781da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 34791da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 34801da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 34811da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 34821da177e4SLinus Torvalds { 0xff, "Unknown Error"} 34831da177e4SLinus Torvalds }; 34841da177e4SLinus Torvalds 34851da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 34861da177e4SLinus Torvalds { 34871da177e4SLinus Torvalds int i; 34881da177e4SLinus Torvalds 34896391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 34906391a113STobias Klauser if (srb_status_info[i].status == status) 34911da177e4SLinus Torvalds return srb_status_info[i].str; 34921da177e4SLinus Torvalds 34931da177e4SLinus Torvalds return "Bad Status Code"; 34941da177e4SLinus Torvalds } 34951da177e4SLinus Torvalds 34961da177e4SLinus Torvalds #endif 3497