1c82ee6d3SThomas Gleixner // SPDX-License-Identifier: GPL-2.0-or-later 21da177e4SLinus Torvalds /* 31da177e4SLinus Torvalds * Adaptec AAC series RAID controller driver 4fa195afeSAlan Cox * (c) Copyright 2001 Red Hat Inc. 51da177e4SLinus Torvalds * 61da177e4SLinus Torvalds * based on the old aacraid driver that is.. 71da177e4SLinus Torvalds * Adaptec aacraid device driver for Linux. 81da177e4SLinus Torvalds * 9e8b12f0fSMahesh Rajashekhara * Copyright (c) 2000-2010 Adaptec, Inc. 10f4babba0SRaghava Aditya Renukunta * 2010-2015 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) 11f4babba0SRaghava Aditya Renukunta * 2016-2017 Microsemi Corp. (aacraid@microsemi.com) 121da177e4SLinus Torvalds * 13f4babba0SRaghava Aditya Renukunta * Module Name: 14f4babba0SRaghava Aditya Renukunta * aachba.c 15f4babba0SRaghava Aditya Renukunta * 16f4babba0SRaghava Aditya Renukunta * Abstract: Contains Interfaces to manage IOs. 171da177e4SLinus Torvalds */ 181da177e4SLinus Torvalds 191da177e4SLinus Torvalds #include <linux/kernel.h> 201da177e4SLinus Torvalds #include <linux/init.h> 211da177e4SLinus Torvalds #include <linux/types.h> 221da177e4SLinus Torvalds #include <linux/pci.h> 231da177e4SLinus Torvalds #include <linux/spinlock.h> 241da177e4SLinus Torvalds #include <linux/slab.h> 251da177e4SLinus Torvalds #include <linux/completion.h> 261da177e4SLinus Torvalds #include <linux/blkdev.h> 277c0f6ba6SLinus Torvalds #include <linux/uaccess.h> 28acf3368fSPaul Gortmaker #include <linux/module.h> 291da177e4SLinus Torvalds 304b000227SRaghava Aditya Renukunta #include <asm/unaligned.h> 314b000227SRaghava Aditya Renukunta 321da177e4SLinus Torvalds #include <scsi/scsi.h> 331da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 341da177e4SLinus Torvalds #include <scsi/scsi_device.h> 351da177e4SLinus Torvalds #include <scsi/scsi_host.h> 361da177e4SLinus Torvalds 371da177e4SLinus Torvalds #include "aacraid.h" 381da177e4SLinus Torvalds 391da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 401da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 411da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 421da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 431da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 441da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 451da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 461da177e4SLinus Torvalds 471da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 481da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 491da177e4SLinus Torvalds 501da177e4SLinus Torvalds /* 511da177e4SLinus Torvalds * Sense codes 521da177e4SLinus Torvalds */ 531da177e4SLinus Torvalds 541da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 551da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 561da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 571da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 58f956a669SRaghava Aditya Renukunta #define SENCODE_UNRECOVERED_READ_ERROR 0x11 591da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 601da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 611da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 621da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 631da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 641da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 651da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 661da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 671da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 681da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 691da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 701da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 711da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 721da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 731da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 741da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 751da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 761da177e4SLinus Torvalds 771da177e4SLinus Torvalds /* 781da177e4SLinus Torvalds * Additional sense codes 791da177e4SLinus Torvalds */ 801da177e4SLinus Torvalds 811da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 821da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 831da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 841da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 851da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 861da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 871da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 881da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 891da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 901da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 911da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 921da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 931da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 941da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 951da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 961da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 971da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 981da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 991da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1001da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1011da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1021da177e4SLinus Torvalds 1031da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1041da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1051da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1061da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1071da177e4SLinus Torvalds 108b836439fSMahesh Rajashekhara /* MODE_SENSE data format */ 109b836439fSMahesh Rajashekhara typedef struct { 110b836439fSMahesh Rajashekhara struct { 111b836439fSMahesh Rajashekhara u8 data_length; 112b836439fSMahesh Rajashekhara u8 med_type; 113b836439fSMahesh Rajashekhara u8 dev_par; 114b836439fSMahesh Rajashekhara u8 bd_length; 115b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 116b836439fSMahesh Rajashekhara struct { 117b836439fSMahesh Rajashekhara u8 dens_code; 118b836439fSMahesh Rajashekhara u8 block_count[3]; 119b836439fSMahesh Rajashekhara u8 reserved; 120b836439fSMahesh Rajashekhara u8 block_length[3]; 121b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 122b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 123b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep_data; 124b836439fSMahesh Rajashekhara 125b836439fSMahesh Rajashekhara /* MODE_SENSE_10 data format */ 126b836439fSMahesh Rajashekhara typedef struct { 127b836439fSMahesh Rajashekhara struct { 128b836439fSMahesh Rajashekhara u8 data_length[2]; 129b836439fSMahesh Rajashekhara u8 med_type; 130b836439fSMahesh Rajashekhara u8 dev_par; 131b836439fSMahesh Rajashekhara u8 rsrvd[2]; 132b836439fSMahesh Rajashekhara u8 bd_length[2]; 133b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 134b836439fSMahesh Rajashekhara struct { 135b836439fSMahesh Rajashekhara u8 dens_code; 136b836439fSMahesh Rajashekhara u8 block_count[3]; 137b836439fSMahesh Rajashekhara u8 reserved; 138b836439fSMahesh Rajashekhara u8 block_length[3]; 139b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 140b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 141b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep10_data; 142b836439fSMahesh Rajashekhara 1431da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1441da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1451da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1461da177e4SLinus Torvalds /* SCSI inquiry data */ 1471da177e4SLinus Torvalds struct inquiry_data { 1481da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1491da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1501da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1511da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1521da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1531da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1541da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1551da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1561da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1571da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1581da177e4SLinus Torvalds }; 1591da177e4SLinus Torvalds 1605d910649SMahesh Rajashekhara /* Added for VPD 0x83 */ 161999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 { 162999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 163999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 164999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 165999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 166999b3ffcSRaghava Aditya Renukunta u8 reserved3; 167999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 168999b3ffcSRaghava Aditya Renukunta u8 venid[8]; 169999b3ffcSRaghava Aditya Renukunta u8 productid[16]; 170999b3ffcSRaghava Aditya Renukunta u8 serialnumber[8]; /* SN in ASCII */ 1715d910649SMahesh Rajashekhara 172999b3ffcSRaghava Aditya Renukunta }; 1735d910649SMahesh Rajashekhara 174999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 { 175999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 176999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 177999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 178999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 179999b3ffcSRaghava Aditya Renukunta u8 reserved3; 180999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 181999b3ffcSRaghava Aditya Renukunta struct teu64id { 1825d910649SMahesh Rajashekhara u32 Serial; 1835d910649SMahesh Rajashekhara /* The serial number supposed to be 40 bits, 1845d910649SMahesh Rajashekhara * bit we only support 32, so make the last byte zero. */ 185999b3ffcSRaghava Aditya Renukunta u8 reserved; 186999b3ffcSRaghava Aditya Renukunta u8 venid[3]; 187999b3ffcSRaghava Aditya Renukunta } eu64id; 1885d910649SMahesh Rajashekhara 189999b3ffcSRaghava Aditya Renukunta }; 1905d910649SMahesh Rajashekhara 191999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 { 192999b3ffcSRaghava Aditya Renukunta u8 codeset : 4; /* VPD_CODE_SET */ 193999b3ffcSRaghava Aditya Renukunta u8 reserved : 4; 194999b3ffcSRaghava Aditya Renukunta u8 identifiertype : 4; /* VPD_IDENTIFIER_TYPE */ 195999b3ffcSRaghava Aditya Renukunta u8 reserved2 : 4; 196999b3ffcSRaghava Aditya Renukunta u8 reserved3; 197999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 198999b3ffcSRaghava Aditya Renukunta u8 Identifier[16]; 199999b3ffcSRaghava Aditya Renukunta }; 200999b3ffcSRaghava Aditya Renukunta 201999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 { 2025d910649SMahesh Rajashekhara u8 DeviceType:5; 2035d910649SMahesh Rajashekhara u8 DeviceTypeQualifier:3; 2045d910649SMahesh Rajashekhara u8 PageCode; 205999b3ffcSRaghava Aditya Renukunta u8 reserved; 2065d910649SMahesh Rajashekhara u8 PageLength; 207999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 type1; 208999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 type2; 209999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 type3; 210999b3ffcSRaghava Aditya Renukunta }; 2115d910649SMahesh Rajashekhara 2121da177e4SLinus Torvalds /* 2131da177e4SLinus Torvalds * M O D U L E G L O B A L S 2141da177e4SLinus Torvalds */ 2151da177e4SLinus Torvalds 2160b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *sgmap); 2170b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg); 2180b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg); 2190b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 2200b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max); 221ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 222ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 223ab5d129fSRaghava Aditya Renukunta int sg_max, u64 sg_address); 2240b433447SMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, 2250b433447SMahesh Rajashekhara int pages, int nseg, int nseg_new); 2261da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 227ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd); 2281da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 2291da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 2301da177e4SLinus Torvalds #endif 2311da177e4SLinus Torvalds 2321da177e4SLinus Torvalds /* 2331da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 2341da177e4SLinus Torvalds */ 2351da177e4SLinus Torvalds 2361da177e4SLinus Torvalds static int nondasd = -1; 237d8e96507SLeubner, Achim static int aac_cache = 2; /* WCE=0 to avoid performance problems */ 2381da177e4SLinus Torvalds static int dacmode = -1; 2398ef22247SSalyzyn, Mark int aac_msi; 2401208bab5SSalyzyn, Mark int aac_commit = -1; 241404d9a90SMark Haverkamp int startup_timeout = 180; 242404d9a90SMark Haverkamp int aif_timeout = 120; 24311604612SMahesh Rajashekhara int aac_sync_mode; /* Only Sync. transfer - disabled */ 244571e1568SJason Yan static int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ 2451da177e4SLinus Torvalds 24611604612SMahesh Rajashekhara module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); 24711604612SMahesh Rajashekhara MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" 24811604612SMahesh Rajashekhara " 0=off, 1=on"); 24985d22bbfSMahesh Rajashekhara module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); 25085d22bbfSMahesh Rajashekhara MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" 25185d22bbfSMahesh Rajashekhara " 0=off, 1=on"); 2529a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 2538ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 2548ef22247SSalyzyn, Mark " 0=off, 1=on"); 25595e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 2568ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 2578ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 2588ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 259d8e96507SLeubner, Achim "\tbit 2 - Disable only if Battery is protecting Cache"); 2609a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 2618ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 2628ef22247SSalyzyn, Mark " 0=off, 1=on"); 2631208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 2648ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 2658ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 2668ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 2678ef22247SSalyzyn, Mark " 0=off, 1=on"); 2688ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 2698ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 2709022d375SMahesh Rajashekhara " 0=PIC(default), 1=MSI, 2=MSI-X)"); 271404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 2728ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 2738ef22247SSalyzyn, Mark " adapter to have it's kernel up and\n" 2748ef22247SSalyzyn, Mark "running. This is typically adjusted for large systems that do not" 2758ef22247SSalyzyn, Mark " have a BIOS."); 276404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 2778ef22247SSalyzyn, Mark MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 2788ef22247SSalyzyn, Mark " applications to pick up AIFs before\n" 2798ef22247SSalyzyn, Mark "deregistering them. This is typically adjusted for heavily burdened" 2808ef22247SSalyzyn, Mark " systems."); 2811da177e4SLinus Torvalds 28209624645SRaghava Aditya Renukunta int aac_fib_dump; 28309624645SRaghava Aditya Renukunta module_param(aac_fib_dump, int, 0644); 28409624645SRaghava Aditya Renukunta MODULE_PARM_DESC(aac_fib_dump, "Dump controller fibs prior to IOP_RESET 0=off, 1=on"); 28509624645SRaghava Aditya Renukunta 2867c00ffa3SMark Haverkamp int numacb = -1; 2877c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 2888ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 2898ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 2908ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 2917c00ffa3SMark Haverkamp 292571e1568SJason Yan static int acbsize = -1; 2937c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 2948ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 2958ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 2968ef22247SSalyzyn, Mark " suggestion from Firmware."); 297653ba58dSMark Haverkamp 29829c97684SSalyzyn, Mark int update_interval = 30 * 60; 29929c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 3008ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 3018ef22247SSalyzyn, Mark " updates issued to adapter."); 30229c97684SSalyzyn, Mark 30311da1b7cSRaghava Aditya Renukunta int check_interval = 60; 30429c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 3058ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 3068ef22247SSalyzyn, Mark " checks."); 30729c97684SSalyzyn, Mark 30887f3bda3SAndrew Morton int aac_check_reset = 1; 30987f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 31095e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 3118ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 3128ef22247SSalyzyn, Mark " ignore it."); 31329c97684SSalyzyn, Mark 314e37ee4beSMark Haverkamp int expose_physicals = -1; 315653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 3168ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 3178ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 31803d44337SMark Haverkamp 3198ef22247SSalyzyn, Mark int aac_reset_devices; 3201208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 3211208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 32203d44337SMark Haverkamp 323571e1568SJason Yan static int aac_wwn = 1; 324d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 325d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 326d8e96507SLeubner, Achim "\t0 - Disable\n" 327d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 328d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 329d8e96507SLeubner, Achim 330d8e96507SLeubner, Achim 33103d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 33203d44337SMark Haverkamp struct fib *fibptr) { 33303d44337SMark Haverkamp struct scsi_device *device; 33403d44337SMark Haverkamp 33503d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 336c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 33703d44337SMark Haverkamp aac_fib_complete(fibptr); 33803d44337SMark Haverkamp return 0; 33903d44337SMark Haverkamp } 34003d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 34103d44337SMark Haverkamp device = scsicmd->device; 3423ffd6c5aSRaghava Aditya Renukunta if (unlikely(!device)) { 34303d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 34403d44337SMark Haverkamp aac_fib_complete(fibptr); 34503d44337SMark Haverkamp return 0; 34603d44337SMark Haverkamp } 34703d44337SMark Haverkamp return 1; 34803d44337SMark Haverkamp } 34903d44337SMark Haverkamp 3501da177e4SLinus Torvalds /** 3511da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 352b115958dSLee Jones * @dev: aac driver data 353b115958dSLee Jones * @commit_flag: force sending CT_COMMIT_CONFIG 3541da177e4SLinus Torvalds * 3551da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 3561da177e4SLinus Torvalds */ 3578c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 3581da177e4SLinus Torvalds { 3591da177e4SLinus Torvalds int status = 0; 3601da177e4SLinus Torvalds struct fib * fibptr; 3611da177e4SLinus Torvalds 362bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3631da177e4SLinus Torvalds return -ENOMEM; 3641da177e4SLinus Torvalds 365bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3661da177e4SLinus Torvalds { 3671da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 3681da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 3691da177e4SLinus Torvalds 3701da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3711da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 3721da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 3731da177e4SLinus Torvalds } 3741da177e4SLinus Torvalds 375bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3761da177e4SLinus Torvalds fibptr, 3771da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 3781da177e4SLinus Torvalds FsaNormal, 3791da177e4SLinus Torvalds 1, 1, 3801da177e4SLinus Torvalds NULL, NULL); 3811da177e4SLinus Torvalds if (status < 0) { 3821da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 3831da177e4SLinus Torvalds } else { 3841da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 3851da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 3861da177e4SLinus Torvalds dprintk((KERN_WARNING 3871da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 3881da177e4SLinus Torvalds le32_to_cpu(reply->response), 3891da177e4SLinus Torvalds le32_to_cpu(reply->status), 3901da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 3911da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 3921da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 3931da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 3941da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 3951da177e4SLinus Torvalds status = -EINVAL; 3961da177e4SLinus Torvalds } 3971da177e4SLinus Torvalds } 398cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless receives a response from F/W */ 399cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 400bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 401cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 4021da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 4031da177e4SLinus Torvalds if (status >= 0) { 4041208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 4051da177e4SLinus Torvalds struct aac_commit_config * dinfo; 406bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4071da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 4081da177e4SLinus Torvalds 4091da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4101da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 4111da177e4SLinus Torvalds 412bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4131da177e4SLinus Torvalds fibptr, 4141da177e4SLinus Torvalds sizeof (struct aac_commit_config), 4151da177e4SLinus Torvalds FsaNormal, 4161da177e4SLinus Torvalds 1, 1, 4171da177e4SLinus Torvalds NULL, NULL); 418cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless 419cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * receives a response from F/W */ 420cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 421bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4221208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 4231da177e4SLinus Torvalds printk(KERN_WARNING 4241da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 4251da177e4SLinus Torvalds } 4261da177e4SLinus Torvalds } 427cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 428cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 429bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4301da177e4SLinus Torvalds return status; 4311da177e4SLinus Torvalds } 4321da177e4SLinus Torvalds 433e3cc268fSRajashekhara, Mahesh static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 434e3cc268fSRajashekhara, Mahesh { 435e3cc268fSRajashekhara, Mahesh char inq_data; 436e3cc268fSRajashekhara, Mahesh scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 437e3cc268fSRajashekhara, Mahesh if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 438e3cc268fSRajashekhara, Mahesh inq_data &= 0xdf; 439e3cc268fSRajashekhara, Mahesh scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 440e3cc268fSRajashekhara, Mahesh } 441e3cc268fSRajashekhara, Mahesh } 442e3cc268fSRajashekhara, Mahesh 4431da177e4SLinus Torvalds /** 4441da177e4SLinus Torvalds * aac_get_containers - list containers 445b115958dSLee Jones * @dev: aac driver data 4461da177e4SLinus Torvalds * 4471da177e4SLinus Torvalds * Make a list of all containers on this controller 4481da177e4SLinus Torvalds */ 4491da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 4501da177e4SLinus Torvalds { 4511da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4521da177e4SLinus Torvalds u32 index; 4531da177e4SLinus Torvalds int status = 0; 4541da177e4SLinus Torvalds struct fib * fibptr; 4551da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 4561da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 4571da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4581da177e4SLinus Torvalds 459bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4601da177e4SLinus Torvalds return -ENOMEM; 4611da177e4SLinus Torvalds 462bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4631da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 4641da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4651da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 4661da177e4SLinus Torvalds 467bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4681da177e4SLinus Torvalds fibptr, 4691da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 4701da177e4SLinus Torvalds FsaNormal, 4711da177e4SLinus Torvalds 1, 1, 4721da177e4SLinus Torvalds NULL, NULL); 4731da177e4SLinus Torvalds if (status >= 0) { 4741da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 4751da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 4761c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 477a7129a54SMahesh Rajashekhara AAC_OPTION_SUPPORTED_240_VOLUMES) { 478a7129a54SMahesh Rajashekhara maximum_num_containers = 479a7129a54SMahesh Rajashekhara le32_to_cpu(dresp->MaxSimpleVolumes); 480a7129a54SMahesh Rajashekhara } 481bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4821da177e4SLinus Torvalds } 483cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 484cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 485fe76df42SMark Haverkamp aac_fib_free(fibptr); 4861da177e4SLinus Torvalds 4871da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 4881da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4893ffd6c5aSRaghava Aditya Renukunta if (dev->fsa_dev == NULL || 4903ffd6c5aSRaghava Aditya Renukunta dev->maximum_num_containers != maximum_num_containers) { 4913ffd6c5aSRaghava Aditya Renukunta 4923ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = dev->fsa_dev; 4933ffd6c5aSRaghava Aditya Renukunta 4943ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev = kcalloc(maximum_num_containers, 4953ffd6c5aSRaghava Aditya Renukunta sizeof(*fsa_dev_ptr), GFP_KERNEL); 4963ffd6c5aSRaghava Aditya Renukunta 4973ffd6c5aSRaghava Aditya Renukunta kfree(fsa_dev_ptr); 4983ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = NULL; 4993ffd6c5aSRaghava Aditya Renukunta 5003ffd6c5aSRaghava Aditya Renukunta 5013ffd6c5aSRaghava Aditya Renukunta if (!dev->fsa_dev) 5021da177e4SLinus Torvalds return -ENOMEM; 5031da177e4SLinus Torvalds 5041da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 5053ffd6c5aSRaghava Aditya Renukunta } 5063ffd6c5aSRaghava Aditya Renukunta for (index = 0; index < dev->maximum_num_containers; index++) { 5073ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].devname[0] = '\0'; 5083ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].valid = 0; 5091da177e4SLinus Torvalds 510fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 5111da177e4SLinus Torvalds 5121da177e4SLinus Torvalds if (status < 0) { 5131da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 5141da177e4SLinus Torvalds break; 5151da177e4SLinus Torvalds } 5161da177e4SLinus Torvalds } 5171da177e4SLinus Torvalds return status; 5181da177e4SLinus Torvalds } 5191da177e4SLinus Torvalds 5201da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 5211da177e4SLinus Torvalds { 5221da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 5231da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 5241da177e4SLinus Torvalds 5251da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 5261da177e4SLinus Torvalds 52703d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 52803d44337SMark Haverkamp return; 52903d44337SMark Haverkamp 5301da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 531125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 5321da177e4SLinus Torvalds 5331da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 5341da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 5351da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 5361da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 5371da177e4SLinus Torvalds char *sp = get_name_reply->data; 538c593642cSPankaj Bharadiya int data_size = sizeof_field(struct aac_get_name_resp, data); 539c8026732SRaghava Aditya Renukunta 540c8026732SRaghava Aditya Renukunta sp[data_size - 1] = '\0'; 5411da177e4SLinus Torvalds while (*sp == ' ') 5421da177e4SLinus Torvalds ++sp; 5433b2946ccSMark Haverkamp if (*sp) { 544d4345028SFUJITA Tomonori struct inquiry_data inq; 5453b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 5463b2946ccSMark Haverkamp int count = sizeof(d); 5473b2946ccSMark Haverkamp char *dp = d; 5483b2946ccSMark Haverkamp do { 5491da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 5501da177e4SLinus Torvalds } while (--count > 0); 551d4345028SFUJITA Tomonori 552d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 553d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 554d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 5551da177e4SLinus Torvalds } 5563b2946ccSMark Haverkamp } 5573b2946ccSMark Haverkamp 558cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 5591da177e4SLinus Torvalds 560bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 5618e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 5621da177e4SLinus Torvalds } 5631da177e4SLinus Torvalds 564e7eb414cSLee Jones /* 5651da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 5661da177e4SLinus Torvalds */ 5679e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 5681da177e4SLinus Torvalds { 5691da177e4SLinus Torvalds int status; 570c8026732SRaghava Aditya Renukunta int data_size; 5711da177e4SLinus Torvalds struct aac_get_name *dinfo; 5721da177e4SLinus Torvalds struct fib * cmd_fibcontext; 5731da177e4SLinus Torvalds struct aac_dev * dev; 5741da177e4SLinus Torvalds 5751da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 5761da177e4SLinus Torvalds 577c593642cSPankaj Bharadiya data_size = sizeof_field(struct aac_get_name_resp, data); 578c8026732SRaghava Aditya Renukunta 5796bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 5801da177e4SLinus Torvalds 581bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 5821da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 5831ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5841da177e4SLinus Torvalds 5851da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 5861da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 5879e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 588c8026732SRaghava Aditya Renukunta dinfo->count = cpu_to_le32(data_size - 1); 5891da177e4SLinus Torvalds 590bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 5911da177e4SLinus Torvalds cmd_fibcontext, 592fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_name_resp), 5931da177e4SLinus Torvalds FsaNormal, 5941da177e4SLinus Torvalds 0, 1, 5951da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 5961da177e4SLinus Torvalds (void *) scsicmd); 5971da177e4SLinus Torvalds 5981da177e4SLinus Torvalds /* 5991da177e4SLinus Torvalds * Check that the command queued to the controller 6001da177e4SLinus Torvalds */ 6011ae948faSBrian King if (status == -EINPROGRESS) 6021da177e4SLinus Torvalds return 0; 6031da177e4SLinus Torvalds 604bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 605bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 6061da177e4SLinus Torvalds return -1; 6071da177e4SLinus Torvalds } 6081da177e4SLinus Torvalds 609fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 610fe76df42SMark Haverkamp { 611fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 612fe76df42SMark Haverkamp 6131a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 614fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 615fe76df42SMark Haverkamp 616fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 617fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 618fe76df42SMark Haverkamp return 0; 619fe76df42SMark Haverkamp } 620fe76df42SMark Haverkamp 6211a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 622fe76df42SMark Haverkamp { 62303d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 624fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 62503d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 626999b3ffcSRaghava Aditya Renukunta int i; 62703d44337SMark Haverkamp 62803d44337SMark Haverkamp 6291a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6301a655040SSalyzyn, Mark return; 631fe76df42SMark Haverkamp 632fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 6331a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 634fe76df42SMark Haverkamp if (fsa_dev_ptr) { 635fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 6361c68856eSRaghava Aditya Renukunta __le32 sup_options2; 6371c68856eSRaghava Aditya Renukunta 638fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 6391c68856eSRaghava Aditya Renukunta sup_options2 = 6401c68856eSRaghava Aditya Renukunta fibptr->dev->supplement_adapter_info.supported_options2; 641fe76df42SMark Haverkamp 642fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 643fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 644fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 6451c68856eSRaghava Aditya Renukunta if (!(sup_options2 & AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 646b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 647b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 648b836439fSMahesh Rajashekhara } else { 649b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 650b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 651b836439fSMahesh Rajashekhara } 652999b3ffcSRaghava Aditya Renukunta for (i = 0; i < 16; i++) 653999b3ffcSRaghava Aditya Renukunta fsa_dev_ptr->identifier[i] = 654999b3ffcSRaghava Aditya Renukunta dresp->mnt[0].fileinfo.bdevinfo 655999b3ffcSRaghava Aditya Renukunta .identifier[i]; 656fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 657655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 658655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 659655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 660655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 661655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 662fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 663fe76df42SMark Haverkamp fsa_dev_ptr->size 664fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 665fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 666fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 667fe76df42SMark Haverkamp } 668fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 669fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 670fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 671fe76df42SMark Haverkamp } 672fe76df42SMark Haverkamp aac_fib_complete(fibptr); 673fe76df42SMark Haverkamp aac_fib_free(fibptr); 674fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 675fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 6761a655040SSalyzyn, Mark (*callback)(scsicmd); 6771a655040SSalyzyn, Mark return; 678fe76df42SMark Haverkamp } 679fe76df42SMark Haverkamp 6801a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 681fe76df42SMark Haverkamp { 682fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 683fe76df42SMark Haverkamp struct aac_mount * dresp; 684fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 685fe76df42SMark Haverkamp int status; 686fe76df42SMark Haverkamp 687fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 6886c92f7dbSDave Carroll if (!aac_supports_2T(fibptr->dev)) { 689fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 6906c92f7dbSDave Carroll if ((le32_to_cpu(dresp->status) == ST_OK) && 6911a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 6921a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 6931a655040SSalyzyn, Mark return; 6941a655040SSalyzyn, Mark } 6956c92f7dbSDave Carroll } 696fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 697fe76df42SMark Haverkamp 69803d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 6991a655040SSalyzyn, Mark return; 70003d44337SMark Haverkamp 701fe76df42SMark Haverkamp aac_fib_init(fibptr); 702fe76df42SMark Haverkamp 703fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 704fe76df42SMark Haverkamp 7051c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 706b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 707b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 708b836439fSMahesh Rajashekhara else 709fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 710b836439fSMahesh Rajashekhara 711fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 712fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 7131ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 714fe76df42SMark Haverkamp 715fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 716fe76df42SMark Haverkamp fibptr, 717fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 718fe76df42SMark Haverkamp FsaNormal, 719fe76df42SMark Haverkamp 0, 1, 7201a655040SSalyzyn, Mark _aac_probe_container2, 721fe76df42SMark Haverkamp (void *) scsicmd); 722fe76df42SMark Haverkamp /* 723fe76df42SMark Haverkamp * Check that the command queued to the controller 724fe76df42SMark Haverkamp */ 7251ae948faSBrian King if (status < 0 && status != -EINPROGRESS) { 726fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 727fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7281a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 729fe76df42SMark Haverkamp } 730fe76df42SMark Haverkamp } 731fe76df42SMark Haverkamp 732fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 733fe76df42SMark Haverkamp { 734fe76df42SMark Haverkamp struct fib * fibptr; 735fe76df42SMark Haverkamp int status = -ENOMEM; 736fe76df42SMark Haverkamp 737fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 738fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 739fe76df42SMark Haverkamp 740fe76df42SMark Haverkamp aac_fib_init(fibptr); 741fe76df42SMark Haverkamp 742fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 743fe76df42SMark Haverkamp 7441c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 745b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 746b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 747b836439fSMahesh Rajashekhara else 748fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 749b836439fSMahesh Rajashekhara 750fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 751fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 752fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 7531ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 754fe76df42SMark Haverkamp 755fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 756fe76df42SMark Haverkamp fibptr, 757fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 758fe76df42SMark Haverkamp FsaNormal, 759fe76df42SMark Haverkamp 0, 1, 7601a655040SSalyzyn, Mark _aac_probe_container1, 761fe76df42SMark Haverkamp (void *) scsicmd); 762fe76df42SMark Haverkamp /* 763fe76df42SMark Haverkamp * Check that the command queued to the controller 764fe76df42SMark Haverkamp */ 7651ae948faSBrian King if (status == -EINPROGRESS) 766fe76df42SMark Haverkamp return 0; 7671ae948faSBrian King 768fe76df42SMark Haverkamp if (status < 0) { 769fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 770fe76df42SMark Haverkamp aac_fib_complete(fibptr); 771fe76df42SMark Haverkamp aac_fib_free(fibptr); 772fe76df42SMark Haverkamp } 773fe76df42SMark Haverkamp } 774fe76df42SMark Haverkamp if (status < 0) { 775fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 776fe76df42SMark Haverkamp if (fsa_dev_ptr) { 777fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 778fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 779fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 780fe76df42SMark Haverkamp return (*callback)(scsicmd); 781fe76df42SMark Haverkamp } 782fe76df42SMark Haverkamp } 783fe76df42SMark Haverkamp } 784fe76df42SMark Haverkamp return status; 785fe76df42SMark Haverkamp } 786fe76df42SMark Haverkamp 7871da177e4SLinus Torvalds /** 788a80218c7SLee Jones * aac_probe_container_callback1 - query a logical volume 789e7eb414cSLee Jones * @scsicmd: the scsi command block 7901da177e4SLinus Torvalds * 7911da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 7921da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 7931da177e4SLinus Torvalds */ 794fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 795fe76df42SMark Haverkamp { 796fe76df42SMark Haverkamp scsicmd->device = NULL; 797fe76df42SMark Haverkamp return 0; 798fe76df42SMark Haverkamp } 7991da177e4SLinus Torvalds 800779dfcf6SPhong Tran static void aac_probe_container_scsi_done(struct scsi_cmnd *scsi_cmnd) 801779dfcf6SPhong Tran { 802779dfcf6SPhong Tran aac_probe_container_callback1(scsi_cmnd); 803779dfcf6SPhong Tran } 804779dfcf6SPhong Tran 805bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 8061da177e4SLinus Torvalds { 807fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 808fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 8091da177e4SLinus Torvalds int status; 8101da177e4SLinus Torvalds 811fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 812fe76df42SMark Haverkamp kfree(scsicmd); 813fe76df42SMark Haverkamp kfree(scsidev); 81490ee3466SMark Haverkamp return -ENOMEM; 8151da177e4SLinus Torvalds } 816779dfcf6SPhong Tran scsicmd->scsi_done = aac_probe_container_scsi_done; 8171da177e4SLinus Torvalds 818fe76df42SMark Haverkamp scsicmd->device = scsidev; 819fe76df42SMark Haverkamp scsidev->sdev_state = 0; 820fe76df42SMark Haverkamp scsidev->id = cid; 821fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 8221da177e4SLinus Torvalds 823fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 824fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 825fe76df42SMark Haverkamp schedule(); 826802ae2f0SSalyzyn, Mark kfree(scsidev); 827fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 828fe76df42SMark Haverkamp kfree(scsicmd); 8291da177e4SLinus Torvalds return status; 8301da177e4SLinus Torvalds } 8311da177e4SLinus Torvalds 8321da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8331da177e4SLinus Torvalds struct scsi_inq { 8341da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8351da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8361da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8371da177e4SLinus Torvalds }; 8381da177e4SLinus Torvalds 8391da177e4SLinus Torvalds /** 840a80218c7SLee Jones * inqstrcpy - string merge 8411da177e4SLinus Torvalds * @a: string to copy from 8421da177e4SLinus Torvalds * @b: string to copy to 8431da177e4SLinus Torvalds * 8441da177e4SLinus Torvalds * Copy a String from one location to another 8451da177e4SLinus Torvalds * without copying \0 8461da177e4SLinus Torvalds */ 8471da177e4SLinus Torvalds 8481da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8491da177e4SLinus Torvalds { 8501da177e4SLinus Torvalds 8511da177e4SLinus Torvalds while (*a != (char)0) 8521da177e4SLinus Torvalds *b++ = *a++; 8531da177e4SLinus Torvalds } 8541da177e4SLinus Torvalds 8551da177e4SLinus Torvalds static char *container_types[] = { 8561da177e4SLinus Torvalds "None", 8571da177e4SLinus Torvalds "Volume", 8581da177e4SLinus Torvalds "Mirror", 8591da177e4SLinus Torvalds "Stripe", 8601da177e4SLinus Torvalds "RAID5", 8611da177e4SLinus Torvalds "SSRW", 8621da177e4SLinus Torvalds "SSRO", 8631da177e4SLinus Torvalds "Morph", 8641da177e4SLinus Torvalds "Legacy", 8651da177e4SLinus Torvalds "RAID4", 8661da177e4SLinus Torvalds "RAID10", 8671da177e4SLinus Torvalds "RAID00", 8681da177e4SLinus Torvalds "V-MIRRORS", 8691da177e4SLinus Torvalds "PSEUDO R4", 8701da177e4SLinus Torvalds "RAID50", 87184971738SMark Haverkamp "RAID5D", 87284971738SMark Haverkamp "RAID5D0", 87384971738SMark Haverkamp "RAID1E", 87484971738SMark Haverkamp "RAID6", 87584971738SMark Haverkamp "RAID60", 8761da177e4SLinus Torvalds "Unknown" 8771da177e4SLinus Torvalds }; 8781da177e4SLinus Torvalds 87917eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 88017eaaceeSSalyzyn, Mark { 88117eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 88217eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 88317eaaceeSSalyzyn, Mark return container_types[tindex]; 88417eaaceeSSalyzyn, Mark } 8851da177e4SLinus Torvalds 8861da177e4SLinus Torvalds /* Function: setinqstr 8871da177e4SLinus Torvalds * 8881da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 8891da177e4SLinus Torvalds * 8901da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 89125985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 89225985edcSLucas De Marchi * files instead of in OS dependent driver source. 8931da177e4SLinus Torvalds */ 8941da177e4SLinus Torvalds 895794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 8961da177e4SLinus Torvalds { 8971da177e4SLinus Torvalds struct scsi_inq *str; 8981c68856eSRaghava Aditya Renukunta struct aac_supplement_adapter_info *sup_adap_info; 8991da177e4SLinus Torvalds 9001c68856eSRaghava Aditya Renukunta sup_adap_info = &dev->supplement_adapter_info; 9011da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 902794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 903794d0601SMark Haverkamp 9041c68856eSRaghava Aditya Renukunta if (sup_adap_info->adapter_type_text[0]) { 9053bc8070fSSalyzyn, Mark int c; 906f4e8708dSRaghava Aditya Renukunta char *cp; 907f4e8708dSRaghava Aditya Renukunta char *cname = kmemdup(sup_adap_info->adapter_type_text, 908f4e8708dSRaghava Aditya Renukunta sizeof(sup_adap_info->adapter_type_text), 909f4e8708dSRaghava Aditya Renukunta GFP_ATOMIC); 910f4e8708dSRaghava Aditya Renukunta if (!cname) 911f4e8708dSRaghava Aditya Renukunta return; 912f4e8708dSRaghava Aditya Renukunta 913f4e8708dSRaghava Aditya Renukunta cp = cname; 9143bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 9153bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 9163bc8070fSSalyzyn, Mark else { 9173bc8070fSSalyzyn, Mark c = sizeof(str->vid); 918794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 919794d0601SMark Haverkamp ++cp; 920794d0601SMark Haverkamp c = *cp; 921794d0601SMark Haverkamp *cp = '\0'; 922f4e8708dSRaghava Aditya Renukunta inqstrcpy(cname, str->vid); 923794d0601SMark Haverkamp *cp = c; 924794d0601SMark Haverkamp while (*cp && *cp != ' ') 925794d0601SMark Haverkamp ++cp; 9263bc8070fSSalyzyn, Mark } 927794d0601SMark Haverkamp while (*cp == ' ') 928794d0601SMark Haverkamp ++cp; 929794d0601SMark Haverkamp /* last six chars reserved for vol type */ 93091814744SColin Ian King if (strlen(cp) > sizeof(str->pid)) 931794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 932794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 933f4e8708dSRaghava Aditya Renukunta 934f4e8708dSRaghava Aditya Renukunta kfree(cname); 935794d0601SMark Haverkamp } else { 936794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9371da177e4SLinus Torvalds 9381da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 939794d0601SMark Haverkamp /* last six chars reserved for vol type */ 940794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 941794d0601SMark Haverkamp } 9421da177e4SLinus Torvalds 9436391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9441da177e4SLinus Torvalds char *findit = str->pid; 9451da177e4SLinus Torvalds 9461da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9471da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9481da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9491da177e4SLinus Torvalds *(findit -= 4) = ' '; 950794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 951794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9521da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9531da177e4SLinus Torvalds } 9541da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9551da177e4SLinus Torvalds } 9561da177e4SLinus Torvalds 957999b3ffcSRaghava Aditya Renukunta static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, 958999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev, struct scsi_cmnd *scsicmd) 959999b3ffcSRaghava Aditya Renukunta { 960999b3ffcSRaghava Aditya Renukunta int container; 961999b3ffcSRaghava Aditya Renukunta 962999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.codeset = 1; 963999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifiertype = 3; 964999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) 965999b3ffcSRaghava Aditya Renukunta - 4; 966999b3ffcSRaghava Aditya Renukunta 967999b3ffcSRaghava Aditya Renukunta for (container = 0; container < dev->maximum_num_containers; 968999b3ffcSRaghava Aditya Renukunta container++) { 969999b3ffcSRaghava Aditya Renukunta 970999b3ffcSRaghava Aditya Renukunta if (scmd_id(scsicmd) == container) { 971999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data->type3.Identifier, 972999b3ffcSRaghava Aditya Renukunta dev->fsa_dev[container].identifier, 973999b3ffcSRaghava Aditya Renukunta 16); 974999b3ffcSRaghava Aditya Renukunta break; 975999b3ffcSRaghava Aditya Renukunta } 976999b3ffcSRaghava Aditya Renukunta } 977999b3ffcSRaghava Aditya Renukunta } 978999b3ffcSRaghava Aditya Renukunta 97988e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 98088e2f98eSSalyzyn, Mark { 98188e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 98288e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 98388e2f98eSSalyzyn, Mark 98488e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 98588e2f98eSSalyzyn, Mark 98688e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 98788e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 98888e2f98eSSalyzyn, Mark return; 98988e2f98eSSalyzyn, Mark 99088e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 99188e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 99288e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 9935d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 9945d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 9955d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 996999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev; 9975d910649SMahesh Rajashekhara int i; 998999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 vpdpage83data; 9995d910649SMahesh Rajashekhara 1000999b3ffcSRaghava Aditya Renukunta dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1001999b3ffcSRaghava Aditya Renukunta 1002999b3ffcSRaghava Aditya Renukunta memset(((u8 *)&vpdpage83data), 0, 1003999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10045d910649SMahesh Rajashekhara 10055d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 1006999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceType = 0; 10075d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 1008999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceTypeQualifier = 0; 10095d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 1010999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageCode = 0x83; 1011999b3ffcSRaghava Aditya Renukunta vpdpage83data.reserved = 0; 1012999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength = 1013999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) + 1014999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2); 1015999b3ffcSRaghava Aditya Renukunta 1016999b3ffcSRaghava Aditya Renukunta /* VPD 83 Type 3 is not supported for ARC */ 1017999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) 1018999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength += 1019999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type3); 10205d910649SMahesh Rajashekhara 10215d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 1022999b3ffcSRaghava Aditya Renukunta /* VpdcodesetAscii */ 1023999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.codeset = 2; 10245d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 1025999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifiertype = 1; 1026999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifierlength = 1027999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) - 4; 10285d910649SMahesh Rajashekhara 10295d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 1030999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.venid, 10315d910649SMahesh Rajashekhara "ADAPTEC ", 1032999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1.venid)); 1033999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.productid, 10345d910649SMahesh Rajashekhara "ARRAY ", 10355d910649SMahesh Rajashekhara sizeof( 1036999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.productid)); 10375d910649SMahesh Rajashekhara 10385d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 10395d910649SMahesh Rajashekhara * The LSB is the the end. 10405d910649SMahesh Rajashekhara */ 10415d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 10425d910649SMahesh Rajashekhara u8 temp = 10435d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 10445d910649SMahesh Rajashekhara if (temp > 0x9) { 1045999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10465d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 10475d910649SMahesh Rajashekhara } else { 1048999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10495d910649SMahesh Rajashekhara '0' + temp; 10505d910649SMahesh Rajashekhara } 10515d910649SMahesh Rajashekhara } 10525d910649SMahesh Rajashekhara 10535d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 1054999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.codeset = 1; 1055999b3ffcSRaghava Aditya Renukunta /* VpdidentifiertypeEUI64 */ 1056999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifiertype = 2; 1057999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifierlength = 1058999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2) - 4; 10595d910649SMahesh Rajashekhara 1060999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[0] = 0xD0; 1061999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[1] = 0; 1062999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[2] = 0; 10635d910649SMahesh Rajashekhara 1064999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.Serial = 10655d910649SMahesh Rajashekhara get_serial_reply->uid; 1066999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.reserved = 0; 1067999b3ffcSRaghava Aditya Renukunta 1068999b3ffcSRaghava Aditya Renukunta /* 1069999b3ffcSRaghava Aditya Renukunta * VpdIdentifierTypeFCPHName 1070999b3ffcSRaghava Aditya Renukunta * VPD 0x83 Type 3 not supported for ARC 1071999b3ffcSRaghava Aditya Renukunta */ 1072999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) { 1073999b3ffcSRaghava Aditya Renukunta build_vpd83_type3(&vpdpage83data, 1074999b3ffcSRaghava Aditya Renukunta dev, scsicmd); 1075999b3ffcSRaghava Aditya Renukunta } 10765d910649SMahesh Rajashekhara 10775d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 1078999b3ffcSRaghava Aditya Renukunta scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, 1079999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10805d910649SMahesh Rajashekhara } else { 10815d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 108288e2f98eSSalyzyn, Mark char sp[13]; 108388e2f98eSSalyzyn, Mark /* EVPD bit set */ 108488e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 108588e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 108688e2f98eSSalyzyn, Mark sp[2] = 0; 108788e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 108888e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 10895d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 10905d910649SMahesh Rajashekhara sizeof(sp)); 10915d910649SMahesh Rajashekhara } 109288e2f98eSSalyzyn, Mark } 109388e2f98eSSalyzyn, Mark 1094cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 109588e2f98eSSalyzyn, Mark 109688e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 109788e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 109888e2f98eSSalyzyn, Mark } 109988e2f98eSSalyzyn, Mark 1100e7eb414cSLee Jones /* 110188e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 110288e2f98eSSalyzyn, Mark */ 110388e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 110488e2f98eSSalyzyn, Mark { 110588e2f98eSSalyzyn, Mark int status; 110688e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 110788e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 110888e2f98eSSalyzyn, Mark struct aac_dev * dev; 110988e2f98eSSalyzyn, Mark 111088e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 111188e2f98eSSalyzyn, Mark 11126bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 111388e2f98eSSalyzyn, Mark 111488e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 111588e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 111688e2f98eSSalyzyn, Mark 111788e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 111888e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 111988e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 11201ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 112188e2f98eSSalyzyn, Mark 112288e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 112388e2f98eSSalyzyn, Mark cmd_fibcontext, 1124fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 112588e2f98eSSalyzyn, Mark FsaNormal, 112688e2f98eSSalyzyn, Mark 0, 1, 112788e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 112888e2f98eSSalyzyn, Mark (void *) scsicmd); 112988e2f98eSSalyzyn, Mark 113088e2f98eSSalyzyn, Mark /* 113188e2f98eSSalyzyn, Mark * Check that the command queued to the controller 113288e2f98eSSalyzyn, Mark */ 11331ae948faSBrian King if (status == -EINPROGRESS) 113488e2f98eSSalyzyn, Mark return 0; 113588e2f98eSSalyzyn, Mark 113688e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 113788e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 113888e2f98eSSalyzyn, Mark return -1; 113988e2f98eSSalyzyn, Mark } 114088e2f98eSSalyzyn, Mark 114188e2f98eSSalyzyn, Mark /* Function: setinqserial 114288e2f98eSSalyzyn, Mark * 114388e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 114488e2f98eSSalyzyn, Mark * 114588e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 114688e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 114788e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 114888e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 114988e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 115088e2f98eSSalyzyn, Mark */ 115188e2f98eSSalyzyn, Mark 115288e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 115388e2f98eSSalyzyn, Mark { 115488e2f98eSSalyzyn, Mark /* 115588e2f98eSSalyzyn, Mark * This breaks array migration. 115688e2f98eSSalyzyn, Mark */ 115788e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 115888e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 115988e2f98eSSalyzyn, Mark } 116088e2f98eSSalyzyn, Mark 11618e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 11628e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 11631da177e4SLinus Torvalds { 11648e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 11658e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 11668e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 11671da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 11681da177e4SLinus Torvalds 11691da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 11701da177e4SLinus Torvalds 11711da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11721da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11738e31e607SSalyzyn, Mark 11741da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11758e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11761da177e4SLinus Torvalds 11778e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11781da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11791da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11808e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11811da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11821da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11831da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11848e31e607SSalyzyn, Mark } else 11858e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 11861da177e4SLinus Torvalds } 11871da177e4SLinus Torvalds 1188e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1189e8f32de5SMark Haverkamp { 1190e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1191e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1192e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1193cdec16c1SHannes Reinecke cmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 11948e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 11958e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 11968e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1197e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 11983ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 11993ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1200e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 1201e8f32de5SMark Haverkamp return 1; 1202e8f32de5SMark Haverkamp } 1203e8f32de5SMark Haverkamp return 0; 1204e8f32de5SMark Haverkamp } 1205e8f32de5SMark Haverkamp 1206e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1207e8f32de5SMark Haverkamp { 1208e8f32de5SMark Haverkamp return 0; 1209e8f32de5SMark Haverkamp } 1210e8f32de5SMark Haverkamp 1211e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1212e8f32de5SMark Haverkamp 1213e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1214e8f32de5SMark Haverkamp { 121585d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 121685d22bbfSMahesh Rajashekhara u16 fibsize, command; 12170b433447SMahesh Rajashekhara long ret; 121885d22bbfSMahesh Rajashekhara 1219e8f32de5SMark Haverkamp aac_fib_init(fib); 1220d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1221d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1222d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 122385d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 122485d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 122585d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 122685d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 122785d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1228b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1229b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 123085d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 123185d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 12320b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 12330b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12340b433447SMahesh Rajashekhara if (ret < 0) 12350b433447SMahesh Rajashekhara return ret; 123685d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 123739107e85SGustavo A. R. Silva fibsize = struct_size(readcmd2, sge, 123839107e85SGustavo A. R. Silva le32_to_cpu(readcmd2->sgeCnt)); 123985d22bbfSMahesh Rajashekhara } else { 124085d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1241e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1242e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1243e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1244b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1245b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1246e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 124785d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1248e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1249e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 12500b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 12510b433447SMahesh Rajashekhara if (ret < 0) 12520b433447SMahesh Rajashekhara return ret; 125385d22bbfSMahesh Rajashekhara command = ContainerRawIo; 125485d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 125585d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 125685d22bbfSMahesh Rajashekhara } 125785d22bbfSMahesh Rajashekhara 1258e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1259e8f32de5SMark Haverkamp /* 1260e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1261e8f32de5SMark Haverkamp */ 126285d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1263e8f32de5SMark Haverkamp fib, 1264e8f32de5SMark Haverkamp fibsize, 1265e8f32de5SMark Haverkamp FsaNormal, 1266e8f32de5SMark Haverkamp 0, 1, 1267e8f32de5SMark Haverkamp (fib_callback) io_callback, 1268e8f32de5SMark Haverkamp (void *) cmd); 1269e8f32de5SMark Haverkamp } 1270e8f32de5SMark Haverkamp 1271e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1272e8f32de5SMark Haverkamp { 1273e8f32de5SMark Haverkamp u16 fibsize; 1274e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12750b433447SMahesh Rajashekhara long ret; 12760b433447SMahesh Rajashekhara 1277e8f32de5SMark Haverkamp aac_fib_init(fib); 1278e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1279e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1280e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1281e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1282e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1283e8f32de5SMark Haverkamp readcmd->pad = 0; 1284e8f32de5SMark Haverkamp readcmd->flags = 0; 1285e8f32de5SMark Haverkamp 12860b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 12870b433447SMahesh Rajashekhara if (ret < 0) 12880b433447SMahesh Rajashekhara return ret; 1289e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1290e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1291e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1292e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1293e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1294e8f32de5SMark Haverkamp /* 1295e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1296e8f32de5SMark Haverkamp */ 1297e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1298e8f32de5SMark Haverkamp fib, 1299e8f32de5SMark Haverkamp fibsize, 1300e8f32de5SMark Haverkamp FsaNormal, 1301e8f32de5SMark Haverkamp 0, 1, 1302e8f32de5SMark Haverkamp (fib_callback) io_callback, 1303e8f32de5SMark Haverkamp (void *) cmd); 1304e8f32de5SMark Haverkamp } 1305e8f32de5SMark Haverkamp 1306e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1307e8f32de5SMark Haverkamp { 1308e8f32de5SMark Haverkamp u16 fibsize; 1309e8f32de5SMark Haverkamp struct aac_read *readcmd; 1310b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13110b433447SMahesh Rajashekhara long ret; 13120b433447SMahesh Rajashekhara 1313e8f32de5SMark Haverkamp aac_fib_init(fib); 1314e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1315e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1316f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1317e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1318b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1319b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1320e8f32de5SMark Haverkamp 13210b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 13220b433447SMahesh Rajashekhara if (ret < 0) 13230b433447SMahesh Rajashekhara return ret; 1324e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1325e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1326e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1327e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1328e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1329e8f32de5SMark Haverkamp /* 1330e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1331e8f32de5SMark Haverkamp */ 1332e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1333e8f32de5SMark Haverkamp fib, 1334e8f32de5SMark Haverkamp fibsize, 1335e8f32de5SMark Haverkamp FsaNormal, 1336e8f32de5SMark Haverkamp 0, 1, 1337e8f32de5SMark Haverkamp (fib_callback) io_callback, 1338e8f32de5SMark Haverkamp (void *) cmd); 1339e8f32de5SMark Haverkamp } 1340e8f32de5SMark Haverkamp 13419d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1342e8f32de5SMark Haverkamp { 134385d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 134485d22bbfSMahesh Rajashekhara u16 fibsize, command; 13450b433447SMahesh Rajashekhara long ret; 134685d22bbfSMahesh Rajashekhara 1347e8f32de5SMark Haverkamp aac_fib_init(fib); 1348d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1349d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1350d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 135185d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 135285d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 135385d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 135485d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 135585d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1356b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1357b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 135885d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 135985d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 136085d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 136185d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 136285d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 13630b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 13640b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 13650b433447SMahesh Rajashekhara if (ret < 0) 13660b433447SMahesh Rajashekhara return ret; 136785d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 136839107e85SGustavo A. R. Silva fibsize = struct_size(writecmd2, sge, 136939107e85SGustavo A. R. Silva le32_to_cpu(writecmd2->sgeCnt)); 137085d22bbfSMahesh Rajashekhara } else { 137185d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1372e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1373e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1374e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1375b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1376b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1377e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 137895e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 137995e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 138085d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 138185d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1382e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1383e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 13840b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 13850b433447SMahesh Rajashekhara if (ret < 0) 13860b433447SMahesh Rajashekhara return ret; 138785d22bbfSMahesh Rajashekhara command = ContainerRawIo; 138885d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 138985d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 139085d22bbfSMahesh Rajashekhara } 139185d22bbfSMahesh Rajashekhara 1392e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1393e8f32de5SMark Haverkamp /* 1394e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1395e8f32de5SMark Haverkamp */ 139685d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1397e8f32de5SMark Haverkamp fib, 1398e8f32de5SMark Haverkamp fibsize, 1399e8f32de5SMark Haverkamp FsaNormal, 1400e8f32de5SMark Haverkamp 0, 1, 1401e8f32de5SMark Haverkamp (fib_callback) io_callback, 1402e8f32de5SMark Haverkamp (void *) cmd); 1403e8f32de5SMark Haverkamp } 1404e8f32de5SMark Haverkamp 14059d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1406e8f32de5SMark Haverkamp { 1407e8f32de5SMark Haverkamp u16 fibsize; 1408e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 14090b433447SMahesh Rajashekhara long ret; 14100b433447SMahesh Rajashekhara 1411e8f32de5SMark Haverkamp aac_fib_init(fib); 1412e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1413e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1414e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1415e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1416e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1417e8f32de5SMark Haverkamp writecmd->pad = 0; 1418e8f32de5SMark Haverkamp writecmd->flags = 0; 1419e8f32de5SMark Haverkamp 14200b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 14210b433447SMahesh Rajashekhara if (ret < 0) 14220b433447SMahesh Rajashekhara return ret; 1423e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1424e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1425e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1426e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1427e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1428e8f32de5SMark Haverkamp /* 1429e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1430e8f32de5SMark Haverkamp */ 1431e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1432e8f32de5SMark Haverkamp fib, 1433e8f32de5SMark Haverkamp fibsize, 1434e8f32de5SMark Haverkamp FsaNormal, 1435e8f32de5SMark Haverkamp 0, 1, 1436e8f32de5SMark Haverkamp (fib_callback) io_callback, 1437e8f32de5SMark Haverkamp (void *) cmd); 1438e8f32de5SMark Haverkamp } 1439e8f32de5SMark Haverkamp 14409d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1441e8f32de5SMark Haverkamp { 1442e8f32de5SMark Haverkamp u16 fibsize; 1443e8f32de5SMark Haverkamp struct aac_write *writecmd; 1444b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 14450b433447SMahesh Rajashekhara long ret; 14460b433447SMahesh Rajashekhara 1447e8f32de5SMark Haverkamp aac_fib_init(fib); 1448e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1449e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1450f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1451e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1452b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1453b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1454e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1455e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1456e8f32de5SMark Haverkamp 14570b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 14580b433447SMahesh Rajashekhara if (ret < 0) 14590b433447SMahesh Rajashekhara return ret; 1460e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1461e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1462e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1463e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1464e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1465e8f32de5SMark Haverkamp /* 1466e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1467e8f32de5SMark Haverkamp */ 1468e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1469e8f32de5SMark Haverkamp fib, 1470e8f32de5SMark Haverkamp fibsize, 1471e8f32de5SMark Haverkamp FsaNormal, 1472e8f32de5SMark Haverkamp 0, 1, 1473e8f32de5SMark Haverkamp (fib_callback) io_callback, 1474e8f32de5SMark Haverkamp (void *) cmd); 1475e8f32de5SMark Haverkamp } 1476e8f32de5SMark Haverkamp 1477e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1478e8f32de5SMark Haverkamp { 1479e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1480e8f32de5SMark Haverkamp u32 flag; 1481e8f32de5SMark Haverkamp u32 timeout; 1482e2fd90ddSBalsundar P struct aac_dev *dev = fib->dev; 1483e8f32de5SMark Haverkamp 1484e8f32de5SMark Haverkamp aac_fib_init(fib); 1485e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1486e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1487e8f32de5SMark Haverkamp flag = SRB_DataOut; 1488e8f32de5SMark Haverkamp break; 1489e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1490e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1491e8f32de5SMark Haverkamp break; 1492e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1493e8f32de5SMark Haverkamp flag = SRB_DataIn; 1494e8f32de5SMark Haverkamp break; 1495e8f32de5SMark Haverkamp case DMA_NONE: 1496e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1497e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1498e8f32de5SMark Haverkamp break; 1499e8f32de5SMark Haverkamp } 1500e8f32de5SMark Haverkamp 1501e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1502e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1503e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1504e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1505e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1506e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1507*8779b4bdSBart Van Assche timeout = scsi_cmd_to_rq(cmd)->timeout / HZ; 1508e8f32de5SMark Haverkamp if (timeout == 0) 1509e2fd90ddSBalsundar P timeout = (dev->sa_firmware ? AAC_SA_TIMEOUT : AAC_ARC_TIMEOUT); 1510e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1511e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1512e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1513e8f32de5SMark Haverkamp return srbcmd; 1514e8f32de5SMark Haverkamp } 1515e8f32de5SMark Haverkamp 1516ab5d129fSRaghava Aditya Renukunta static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1517ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *cmd) 1518ab5d129fSRaghava Aditya Renukunta { 1519ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd; 1520ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1521ab5d129fSRaghava Aditya Renukunta int bus, target; 1522ab5d129fSRaghava Aditya Renukunta u64 address; 1523ab5d129fSRaghava Aditya Renukunta 1524ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1525ab5d129fSRaghava Aditya Renukunta 1526ab5d129fSRaghava Aditya Renukunta hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1527ab5d129fSRaghava Aditya Renukunta memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1528ab5d129fSRaghava Aditya Renukunta /* iu_type is a parameter of aac_hba_send */ 1529ab5d129fSRaghava Aditya Renukunta switch (cmd->sc_data_direction) { 1530ab5d129fSRaghava Aditya Renukunta case DMA_TO_DEVICE: 1531ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 2; 1532ab5d129fSRaghava Aditya Renukunta break; 1533ab5d129fSRaghava Aditya Renukunta case DMA_FROM_DEVICE: 1534ab5d129fSRaghava Aditya Renukunta case DMA_BIDIRECTIONAL: 1535ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 1; 1536ab5d129fSRaghava Aditya Renukunta break; 1537ab5d129fSRaghava Aditya Renukunta case DMA_NONE: 1538ab5d129fSRaghava Aditya Renukunta default: 1539ab5d129fSRaghava Aditya Renukunta break; 1540ab5d129fSRaghava Aditya Renukunta } 1541ab5d129fSRaghava Aditya Renukunta hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1542ab5d129fSRaghava Aditya Renukunta 1543ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(cmd)); 1544ab5d129fSRaghava Aditya Renukunta target = scmd_id(cmd); 1545ab5d129fSRaghava Aditya Renukunta hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1546ab5d129fSRaghava Aditya Renukunta 1547ab5d129fSRaghava Aditya Renukunta /* we fill in reply_qid later in aac_src_deliver_message */ 1548ab5d129fSRaghava Aditya Renukunta /* we fill in iu_type, request_id later in aac_hba_send */ 1549ab5d129fSRaghava Aditya Renukunta /* we fill in emb_data_desc_count later in aac_build_sghba */ 1550ab5d129fSRaghava Aditya Renukunta 1551ab5d129fSRaghava Aditya Renukunta memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1552ab5d129fSRaghava Aditya Renukunta hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1553ab5d129fSRaghava Aditya Renukunta 1554ab5d129fSRaghava Aditya Renukunta address = (u64)fib->hw_error_pa; 1555ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1556ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1557ab5d129fSRaghava Aditya Renukunta hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1558ab5d129fSRaghava Aditya Renukunta 1559ab5d129fSRaghava Aditya Renukunta return hbacmd; 1560ab5d129fSRaghava Aditya Renukunta } 1561ab5d129fSRaghava Aditya Renukunta 1562e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1563e8f32de5SMark Haverkamp 1564e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1565e8f32de5SMark Haverkamp { 1566e8f32de5SMark Haverkamp u16 fibsize; 1567e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15680b433447SMahesh Rajashekhara long ret; 1569e8f32de5SMark Haverkamp 15700b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 15710b433447SMahesh Rajashekhara if (ret < 0) 15720b433447SMahesh Rajashekhara return ret; 1573727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1574e8f32de5SMark Haverkamp 1575e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1576e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1577e8f32de5SMark Haverkamp /* 1578e8f32de5SMark Haverkamp * Build Scatter/Gather list 1579e8f32de5SMark Haverkamp */ 1580e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1581e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1582e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1583e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1584e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1585e8f32de5SMark Haverkamp 1586e8f32de5SMark Haverkamp /* 1587e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1588e8f32de5SMark Haverkamp */ 1589e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1590e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1591e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1592e8f32de5SMark Haverkamp (void *) cmd); 1593e8f32de5SMark Haverkamp } 1594e8f32de5SMark Haverkamp 1595e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1596e8f32de5SMark Haverkamp { 1597e8f32de5SMark Haverkamp u16 fibsize; 1598e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15990b433447SMahesh Rajashekhara long ret; 1600e8f32de5SMark Haverkamp 16010b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 16020b433447SMahesh Rajashekhara if (ret < 0) 16030b433447SMahesh Rajashekhara return ret; 1604727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1605e8f32de5SMark Haverkamp 1606e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1607e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1608e8f32de5SMark Haverkamp /* 1609e8f32de5SMark Haverkamp * Build Scatter/Gather list 1610e8f32de5SMark Haverkamp */ 1611e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1612e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1613e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1614e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1615e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1616e8f32de5SMark Haverkamp 1617e8f32de5SMark Haverkamp /* 1618e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1619e8f32de5SMark Haverkamp */ 1620e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1621e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1622e8f32de5SMark Haverkamp } 1623e8f32de5SMark Haverkamp 162494cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 162594cf6ba1SSalyzyn, Mark { 1626d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 162794cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 162894cf6ba1SSalyzyn, Mark return FAILED; 162994cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 163094cf6ba1SSalyzyn, Mark } 163194cf6ba1SSalyzyn, Mark 1632ab5d129fSRaghava Aditya Renukunta static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1633ab5d129fSRaghava Aditya Renukunta { 1634ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1635ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1636ab5d129fSRaghava Aditya Renukunta long ret; 1637ab5d129fSRaghava Aditya Renukunta 1638ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1639ab5d129fSRaghava Aditya Renukunta 1640ab5d129fSRaghava Aditya Renukunta ret = aac_build_sghba(cmd, hbacmd, 1641ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1642ab5d129fSRaghava Aditya Renukunta if (ret < 0) 1643ab5d129fSRaghava Aditya Renukunta return ret; 1644ab5d129fSRaghava Aditya Renukunta 1645ab5d129fSRaghava Aditya Renukunta /* 1646ab5d129fSRaghava Aditya Renukunta * Now send the HBA command to the adapter 1647ab5d129fSRaghava Aditya Renukunta */ 1648ab5d129fSRaghava Aditya Renukunta fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1649ab5d129fSRaghava Aditya Renukunta sizeof(struct aac_hba_sgl); 1650ab5d129fSRaghava Aditya Renukunta 1651ab5d129fSRaghava Aditya Renukunta return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1652ab5d129fSRaghava Aditya Renukunta (fib_callback) aac_hba_callback, 1653ab5d129fSRaghava Aditya Renukunta (void *) cmd); 1654ab5d129fSRaghava Aditya Renukunta } 1655ab5d129fSRaghava Aditya Renukunta 16568fb39182SRaghava Aditya Renukunta static int aac_send_safw_bmic_cmd(struct aac_dev *dev, 16578fb39182SRaghava Aditya Renukunta struct aac_srb_unit *srbu, void *xfer_buf, int xfer_len) 165871a91ca4SRaghava Aditya Renukunta { 165971a91ca4SRaghava Aditya Renukunta struct fib *fibptr; 166071a91ca4SRaghava Aditya Renukunta dma_addr_t addr; 16618fb39182SRaghava Aditya Renukunta int rcode; 16628fb39182SRaghava Aditya Renukunta int fibsize; 16638fb39182SRaghava Aditya Renukunta struct aac_srb *srb; 16648fb39182SRaghava Aditya Renukunta struct aac_srb_reply *srb_reply; 16658fb39182SRaghava Aditya Renukunta struct sgmap64 *sg64; 16668fb39182SRaghava Aditya Renukunta u32 vbus; 16678fb39182SRaghava Aditya Renukunta u32 vid; 166871a91ca4SRaghava Aditya Renukunta 16698fb39182SRaghava Aditya Renukunta if (!dev->sa_firmware) 16708fb39182SRaghava Aditya Renukunta return 0; 1671ab5d129fSRaghava Aditya Renukunta 16728fb39182SRaghava Aditya Renukunta /* allocate FIB */ 167371a91ca4SRaghava Aditya Renukunta fibptr = aac_fib_alloc(dev); 167471a91ca4SRaghava Aditya Renukunta if (!fibptr) 16758fb39182SRaghava Aditya Renukunta return -ENOMEM; 167671a91ca4SRaghava Aditya Renukunta 167771a91ca4SRaghava Aditya Renukunta aac_fib_init(fibptr); 16788fb39182SRaghava Aditya Renukunta fibptr->hw_fib_va->header.XferState &= 16798fb39182SRaghava Aditya Renukunta ~cpu_to_le32(FastResponseCapable); 168071a91ca4SRaghava Aditya Renukunta 16818fb39182SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) + 16828fb39182SRaghava Aditya Renukunta sizeof(struct sgentry64); 16838fb39182SRaghava Aditya Renukunta 16848fb39182SRaghava Aditya Renukunta /* allocate DMA buffer for response */ 16858fb39182SRaghava Aditya Renukunta addr = dma_map_single(&dev->pdev->dev, xfer_buf, xfer_len, 16868fb39182SRaghava Aditya Renukunta DMA_BIDIRECTIONAL); 16878fb39182SRaghava Aditya Renukunta if (dma_mapping_error(&dev->pdev->dev, addr)) { 16888fb39182SRaghava Aditya Renukunta rcode = -ENOMEM; 16898fb39182SRaghava Aditya Renukunta goto fib_error; 16908fb39182SRaghava Aditya Renukunta } 16918fb39182SRaghava Aditya Renukunta 16928fb39182SRaghava Aditya Renukunta srb = fib_data(fibptr); 16938fb39182SRaghava Aditya Renukunta memcpy(srb, &srbu->srb, sizeof(struct aac_srb)); 16948fb39182SRaghava Aditya Renukunta 16958fb39182SRaghava Aditya Renukunta vbus = (u32)le16_to_cpu( 16968fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus); 16978fb39182SRaghava Aditya Renukunta vid = (u32)le16_to_cpu( 16988fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_target); 16998fb39182SRaghava Aditya Renukunta 17008fb39182SRaghava Aditya Renukunta /* set the common request fields */ 17018fb39182SRaghava Aditya Renukunta srb->channel = cpu_to_le32(vbus); 17028fb39182SRaghava Aditya Renukunta srb->id = cpu_to_le32(vid); 17038fb39182SRaghava Aditya Renukunta srb->lun = 0; 17048fb39182SRaghava Aditya Renukunta srb->function = cpu_to_le32(SRBF_ExecuteScsi); 17058fb39182SRaghava Aditya Renukunta srb->timeout = 0; 17068fb39182SRaghava Aditya Renukunta srb->retry_limit = 0; 17078fb39182SRaghava Aditya Renukunta srb->cdb_size = cpu_to_le32(16); 17088fb39182SRaghava Aditya Renukunta srb->count = cpu_to_le32(xfer_len); 17098fb39182SRaghava Aditya Renukunta 17108fb39182SRaghava Aditya Renukunta sg64 = (struct sgmap64 *)&srb->sg; 17118fb39182SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 17128fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 17138fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 17148fb39182SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(xfer_len); 17158fb39182SRaghava Aditya Renukunta 17168fb39182SRaghava Aditya Renukunta /* 17178fb39182SRaghava Aditya Renukunta * Copy the updated data for other dumping or other usage if needed 17188fb39182SRaghava Aditya Renukunta */ 17198fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb, srb, sizeof(struct aac_srb)); 17208fb39182SRaghava Aditya Renukunta 17218fb39182SRaghava Aditya Renukunta /* issue request to the controller */ 17228fb39182SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, FsaNormal, 17238fb39182SRaghava Aditya Renukunta 1, 1, NULL, NULL); 17248fb39182SRaghava Aditya Renukunta 17258fb39182SRaghava Aditya Renukunta if (rcode == -ERESTARTSYS) 17268fb39182SRaghava Aditya Renukunta rcode = -ERESTART; 17278fb39182SRaghava Aditya Renukunta 17288fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 17298fb39182SRaghava Aditya Renukunta goto bmic_error; 17308fb39182SRaghava Aditya Renukunta 17318fb39182SRaghava Aditya Renukunta srb_reply = (struct aac_srb_reply *)fib_data(fibptr); 17328fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb_reply, srb_reply, sizeof(struct aac_srb_reply)); 17338fb39182SRaghava Aditya Renukunta 17348fb39182SRaghava Aditya Renukunta bmic_error: 17358fb39182SRaghava Aditya Renukunta dma_unmap_single(&dev->pdev->dev, addr, xfer_len, DMA_BIDIRECTIONAL); 17368fb39182SRaghava Aditya Renukunta fib_error: 17378fb39182SRaghava Aditya Renukunta aac_fib_complete(fibptr); 17388fb39182SRaghava Aditya Renukunta aac_fib_free(fibptr); 17398fb39182SRaghava Aditya Renukunta return rcode; 17408fb39182SRaghava Aditya Renukunta } 17418fb39182SRaghava Aditya Renukunta 17420bcb45fbSRaghava Aditya Renukunta static void aac_set_safw_target_qd(struct aac_dev *dev, int bus, int target) 17430bcb45fbSRaghava Aditya Renukunta { 17440bcb45fbSRaghava Aditya Renukunta 17450bcb45fbSRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp; 17460bcb45fbSRaghava Aditya Renukunta 17470bcb45fbSRaghava Aditya Renukunta if (dev->hba_map[bus][target].devtype != AAC_DEVTYPE_NATIVE_RAW) 17480bcb45fbSRaghava Aditya Renukunta return; 17490bcb45fbSRaghava Aditya Renukunta 17500bcb45fbSRaghava Aditya Renukunta identify_resp = dev->hba_map[bus][target].safw_identify_resp; 17510bcb45fbSRaghava Aditya Renukunta if (identify_resp == NULL) { 17520bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17530bcb45fbSRaghava Aditya Renukunta return; 17540bcb45fbSRaghava Aditya Renukunta } 17550bcb45fbSRaghava Aditya Renukunta 17560bcb45fbSRaghava Aditya Renukunta if (identify_resp->current_queue_depth_limit <= 0 || 17570bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit > 255) 17580bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17590bcb45fbSRaghava Aditya Renukunta else 17600bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 17610bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit; 17620bcb45fbSRaghava Aditya Renukunta } 17630bcb45fbSRaghava Aditya Renukunta 1764b5a475e9SRaghava Aditya Renukunta static int aac_issue_safw_bmic_identify(struct aac_dev *dev, 1765e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd **identify_resp, u32 bus, u32 target) 17668fb39182SRaghava Aditya Renukunta { 17678fb39182SRaghava Aditya Renukunta int rcode = -ENOMEM; 1768b5a475e9SRaghava Aditya Renukunta int datasize; 17698fb39182SRaghava Aditya Renukunta struct aac_srb_unit srbu; 17708fb39182SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1771b5a475e9SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_reply; 17728fb39182SRaghava Aditya Renukunta 17738fb39182SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 1774b5a475e9SRaghava Aditya Renukunta identify_reply = kmalloc(datasize, GFP_KERNEL); 1775b5a475e9SRaghava Aditya Renukunta if (!identify_reply) 17768fb39182SRaghava Aditya Renukunta goto out; 17778fb39182SRaghava Aditya Renukunta 17788fb39182SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 17798fb39182SRaghava Aditya Renukunta 17808fb39182SRaghava Aditya Renukunta srbcmd = &srbu.srb; 178171a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 178271a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 178371a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 178471a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 178571a91ca4SRaghava Aditya Renukunta 1786b5a475e9SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, identify_reply, datasize); 17878fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1788e2ee8c94SRaghava Aditya Renukunta goto mem_free_all; 178971a91ca4SRaghava Aditya Renukunta 1790e2ee8c94SRaghava Aditya Renukunta *identify_resp = identify_reply; 1791e2ee8c94SRaghava Aditya Renukunta 179271a91ca4SRaghava Aditya Renukunta out: 179371a91ca4SRaghava Aditya Renukunta return rcode; 1794e2ee8c94SRaghava Aditya Renukunta mem_free_all: 1795e2ee8c94SRaghava Aditya Renukunta kfree(identify_reply); 1796e2ee8c94SRaghava Aditya Renukunta goto out; 179771a91ca4SRaghava Aditya Renukunta } 179871a91ca4SRaghava Aditya Renukunta 1799a25b6ca1SRaghava Aditya Renukunta static inline void aac_free_safw_ciss_luns(struct aac_dev *dev) 1800a25b6ca1SRaghava Aditya Renukunta { 1801a25b6ca1SRaghava Aditya Renukunta kfree(dev->safw_phys_luns); 1802a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = NULL; 1803a25b6ca1SRaghava Aditya Renukunta } 1804a25b6ca1SRaghava Aditya Renukunta 1805a25b6ca1SRaghava Aditya Renukunta /** 1806a80218c7SLee Jones * aac_get_safw_ciss_luns() - Process topology change 1807a25b6ca1SRaghava Aditya Renukunta * @dev: aac_dev structure 1808a25b6ca1SRaghava Aditya Renukunta * 1809a25b6ca1SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1810a25b6ca1SRaghava Aditya Renukunta * the current hba_map. 1811a25b6ca1SRaghava Aditya Renukunta */ 181275be67cdSRaghava Aditya Renukunta static int aac_get_safw_ciss_luns(struct aac_dev *dev) 1813a25b6ca1SRaghava Aditya Renukunta { 1814a25b6ca1SRaghava Aditya Renukunta int rcode = -ENOMEM; 1815a25b6ca1SRaghava Aditya Renukunta int datasize; 1816a25b6ca1SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1817a25b6ca1SRaghava Aditya Renukunta struct aac_srb_unit srbu; 1818a25b6ca1SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1819a25b6ca1SRaghava Aditya Renukunta 1820a25b6ca1SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) + 1821a25b6ca1SRaghava Aditya Renukunta (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1822a25b6ca1SRaghava Aditya Renukunta phys_luns = kmalloc(datasize, GFP_KERNEL); 1823a25b6ca1SRaghava Aditya Renukunta if (phys_luns == NULL) 1824a25b6ca1SRaghava Aditya Renukunta goto out; 1825a25b6ca1SRaghava Aditya Renukunta 1826a25b6ca1SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 1827a25b6ca1SRaghava Aditya Renukunta 1828a25b6ca1SRaghava Aditya Renukunta srbcmd = &srbu.srb; 1829a25b6ca1SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1830a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1831a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1832a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1833a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1834a25b6ca1SRaghava Aditya Renukunta 1835a25b6ca1SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, phys_luns, datasize); 1836a25b6ca1SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1837a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1838a25b6ca1SRaghava Aditya Renukunta 1839a25b6ca1SRaghava Aditya Renukunta if (phys_luns->resp_flag != 2) { 1840a25b6ca1SRaghava Aditya Renukunta rcode = -ENOMSG; 1841a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1842a25b6ca1SRaghava Aditya Renukunta } 1843a25b6ca1SRaghava Aditya Renukunta 1844a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = phys_luns; 1845a25b6ca1SRaghava Aditya Renukunta 1846a25b6ca1SRaghava Aditya Renukunta out: 1847a25b6ca1SRaghava Aditya Renukunta return rcode; 1848a25b6ca1SRaghava Aditya Renukunta mem_free_all: 1849a25b6ca1SRaghava Aditya Renukunta kfree(phys_luns); 1850a25b6ca1SRaghava Aditya Renukunta goto out; 18514b000227SRaghava Aditya Renukunta } 1852a25b6ca1SRaghava Aditya Renukunta 18534b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_lun_count(struct aac_dev *dev) 18544b000227SRaghava Aditya Renukunta { 1855bbd16d96SRaghava Aditya Renukunta return get_unaligned_be32(&dev->safw_phys_luns->list_length[0])/24; 18564b000227SRaghava Aditya Renukunta } 18574b000227SRaghava Aditya Renukunta 18584b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_bus(struct aac_dev *dev, int lun) 18594b000227SRaghava Aditya Renukunta { 18604b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[1] & 0x3f; 18614b000227SRaghava Aditya Renukunta } 18624b000227SRaghava Aditya Renukunta 18634b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_target(struct aac_dev *dev, int lun) 18644b000227SRaghava Aditya Renukunta { 18654b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[0]; 18664b000227SRaghava Aditya Renukunta } 18674b000227SRaghava Aditya Renukunta 18684b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_expose_flag(struct aac_dev *dev, int lun) 18694b000227SRaghava Aditya Renukunta { 18704b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].bus >> 6; 18714b000227SRaghava Aditya Renukunta } 18724b000227SRaghava Aditya Renukunta 18734b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_attribs(struct aac_dev *dev, int lun) 18744b000227SRaghava Aditya Renukunta { 18754b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[9]; 18764b000227SRaghava Aditya Renukunta } 18774b000227SRaghava Aditya Renukunta 18784b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_nexus(struct aac_dev *dev, int lun) 18794b000227SRaghava Aditya Renukunta { 18804b000227SRaghava Aditya Renukunta return *((u32 *)&dev->safw_phys_luns->lun[lun].node_ident[12]); 18814b000227SRaghava Aditya Renukunta } 18824b000227SRaghava Aditya Renukunta 1883e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_identify_resp(struct aac_dev *dev, 1884e2ee8c94SRaghava Aditya Renukunta int bus, int target) 1885e2ee8c94SRaghava Aditya Renukunta { 1886e2ee8c94SRaghava Aditya Renukunta kfree(dev->hba_map[bus][target].safw_identify_resp); 1887e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = NULL; 1888e2ee8c94SRaghava Aditya Renukunta } 1889e2ee8c94SRaghava Aditya Renukunta 1890e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_all_identify_resp(struct aac_dev *dev, 1891e2ee8c94SRaghava Aditya Renukunta int lun_count) 1892e2ee8c94SRaghava Aditya Renukunta { 1893e2ee8c94SRaghava Aditya Renukunta int luns; 1894e2ee8c94SRaghava Aditya Renukunta int i; 1895e2ee8c94SRaghava Aditya Renukunta u32 bus; 1896e2ee8c94SRaghava Aditya Renukunta u32 target; 1897e2ee8c94SRaghava Aditya Renukunta 1898e2ee8c94SRaghava Aditya Renukunta luns = aac_get_safw_phys_lun_count(dev); 1899e2ee8c94SRaghava Aditya Renukunta 1900e2ee8c94SRaghava Aditya Renukunta if (luns < lun_count) 1901e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1902e2ee8c94SRaghava Aditya Renukunta else if (lun_count < 0) 1903e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1904e2ee8c94SRaghava Aditya Renukunta 1905e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; i++) { 1906e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1907e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1908e2ee8c94SRaghava Aditya Renukunta 1909e2ee8c94SRaghava Aditya Renukunta aac_free_safw_identify_resp(dev, bus, target); 1910e2ee8c94SRaghava Aditya Renukunta } 1911e2ee8c94SRaghava Aditya Renukunta } 1912e2ee8c94SRaghava Aditya Renukunta 191375be67cdSRaghava Aditya Renukunta static int aac_get_safw_attr_all_targets(struct aac_dev *dev) 1914e2ee8c94SRaghava Aditya Renukunta { 1915e2ee8c94SRaghava Aditya Renukunta int i; 1916e2ee8c94SRaghava Aditya Renukunta int rcode = 0; 1917e2ee8c94SRaghava Aditya Renukunta u32 lun_count; 1918e2ee8c94SRaghava Aditya Renukunta u32 bus; 1919e2ee8c94SRaghava Aditya Renukunta u32 target; 1920e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp = NULL; 1921e2ee8c94SRaghava Aditya Renukunta 1922e2ee8c94SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1923e2ee8c94SRaghava Aditya Renukunta 1924e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1925e2ee8c94SRaghava Aditya Renukunta 1926e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1927e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1928e2ee8c94SRaghava Aditya Renukunta 1929e2ee8c94SRaghava Aditya Renukunta rcode = aac_issue_safw_bmic_identify(dev, 1930e2ee8c94SRaghava Aditya Renukunta &identify_resp, bus, target); 1931e2ee8c94SRaghava Aditya Renukunta 19320bcb45fbSRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1933e2ee8c94SRaghava Aditya Renukunta goto free_identify_resp; 1934e2ee8c94SRaghava Aditya Renukunta 1935e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = identify_resp; 1936e2ee8c94SRaghava Aditya Renukunta } 1937e2ee8c94SRaghava Aditya Renukunta 1938e2ee8c94SRaghava Aditya Renukunta out: 1939e2ee8c94SRaghava Aditya Renukunta return rcode; 1940e2ee8c94SRaghava Aditya Renukunta free_identify_resp: 1941e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, i); 1942e2ee8c94SRaghava Aditya Renukunta goto out; 1943e2ee8c94SRaghava Aditya Renukunta } 1944e2ee8c94SRaghava Aditya Renukunta 1945c83b11e3SRaghava Aditya Renukunta /** 1946b5a475e9SRaghava Aditya Renukunta * aac_set_safw_attr_all_targets- update current hba map with data from FW 1947c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1948c83b11e3SRaghava Aditya Renukunta * 1949c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1950c83b11e3SRaghava Aditya Renukunta */ 195175be67cdSRaghava Aditya Renukunta static void aac_set_safw_attr_all_targets(struct aac_dev *dev) 1952c83b11e3SRaghava Aditya Renukunta { 1953c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1954c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1955c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1956c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 19573edfb8b2SRaghava Aditya Renukunta 19584b000227SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1959c83b11e3SRaghava Aditya Renukunta 1960f2d2cabaSRaghava Aditya Renukunta dev->scan_counter++; 1961f2d2cabaSRaghava Aditya Renukunta 1962c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1963c83b11e3SRaghava Aditya Renukunta 19644b000227SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 19654b000227SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 19664b000227SRaghava Aditya Renukunta expose_flag = aac_get_safw_phys_expose_flag(dev, i); 19674b000227SRaghava Aditya Renukunta attribs = aac_get_safw_phys_attribs(dev, i); 19684b000227SRaghava Aditya Renukunta nexus = aac_get_safw_phys_nexus(dev, i); 1969c83b11e3SRaghava Aditya Renukunta 1970c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1971c83b11e3SRaghava Aditya Renukunta continue; 1972c83b11e3SRaghava Aditya Renukunta 1973c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 197459b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 197559b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_RAID_MEMBER; 197659b433c8SRaghava Aditya Renukunta continue; 1977c83b11e3SRaghava Aditya Renukunta } 1978c83b11e3SRaghava Aditya Renukunta 1979c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 198059b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 198159b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_NATIVE_RAW; 1982c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1983c83b11e3SRaghava Aditya Renukunta nexus; 1984c83b11e3SRaghava Aditya Renukunta } else 198559b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 198659b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_ARC_RAW; 1987c83b11e3SRaghava Aditya Renukunta 1988f2d2cabaSRaghava Aditya Renukunta dev->hba_map[bus][target].scan_counter = dev->scan_counter; 1989f2d2cabaSRaghava Aditya Renukunta 19900bcb45fbSRaghava Aditya Renukunta aac_set_safw_target_qd(dev, bus, target); 1991c83b11e3SRaghava Aditya Renukunta } 1992c83b11e3SRaghava Aditya Renukunta } 1993c83b11e3SRaghava Aditya Renukunta 199475be67cdSRaghava Aditya Renukunta static int aac_setup_safw_targets(struct aac_dev *dev) 1995fc0fdd9aSRaghava Aditya Renukunta { 19963edfb8b2SRaghava Aditya Renukunta int rcode = 0; 19973edfb8b2SRaghava Aditya Renukunta 19981d1fec53SRaghava Aditya Renukunta rcode = aac_get_containers(dev); 19991d1fec53SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20001d1fec53SRaghava Aditya Renukunta goto out; 20011d1fec53SRaghava Aditya Renukunta 200275be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_ciss_luns(dev); 20033edfb8b2SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20043edfb8b2SRaghava Aditya Renukunta goto out; 20053edfb8b2SRaghava Aditya Renukunta 200675be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_attr_all_targets(dev); 2007e2ee8c94SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 2008e2ee8c94SRaghava Aditya Renukunta goto free_ciss_luns; 2009e2ee8c94SRaghava Aditya Renukunta 201075be67cdSRaghava Aditya Renukunta aac_set_safw_attr_all_targets(dev); 20113edfb8b2SRaghava Aditya Renukunta 2012e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, -1); 2013e2ee8c94SRaghava Aditya Renukunta free_ciss_luns: 20143edfb8b2SRaghava Aditya Renukunta aac_free_safw_ciss_luns(dev); 20153edfb8b2SRaghava Aditya Renukunta out: 20163edfb8b2SRaghava Aditya Renukunta return rcode; 2017fc0fdd9aSRaghava Aditya Renukunta } 2018fc0fdd9aSRaghava Aditya Renukunta 201975be67cdSRaghava Aditya Renukunta int aac_setup_safw_adapter(struct aac_dev *dev) 2020fc0fdd9aSRaghava Aditya Renukunta { 202175be67cdSRaghava Aditya Renukunta return aac_setup_safw_targets(dev); 2022fc0fdd9aSRaghava Aditya Renukunta } 2023fc0fdd9aSRaghava Aditya Renukunta 20241da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 20251da177e4SLinus Torvalds { 20261da177e4SLinus Torvalds struct fib* fibptr; 20271da177e4SLinus Torvalds int rcode; 2028c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 20297c00ffa3SMark Haverkamp struct aac_adapter_info *info; 203084971738SMark Haverkamp struct aac_bus_info *command; 203184971738SMark Haverkamp struct aac_bus_info_response *bus_info; 20327c00ffa3SMark Haverkamp 2033bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 20341da177e4SLinus Torvalds return -ENOMEM; 20351da177e4SLinus Torvalds 2036bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20371da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 20387c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 20391da177e4SLinus Torvalds 2040bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 20411da177e4SLinus Torvalds fibptr, 20427c00ffa3SMark Haverkamp sizeof(*info), 20431da177e4SLinus Torvalds FsaNormal, 20449203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 20451da177e4SLinus Torvalds NULL, 20461da177e4SLinus Torvalds NULL); 20471da177e4SLinus Torvalds 20487c00ffa3SMark Haverkamp if (rcode < 0) { 2049cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 2050cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 2051cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2052bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2053bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2054cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 20557c00ffa3SMark Haverkamp return rcode; 20567c00ffa3SMark Haverkamp } 20577c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 20587c00ffa3SMark Haverkamp 20591c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 20607c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 206106a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 20627c00ffa3SMark Haverkamp 2063bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20647c00ffa3SMark Haverkamp 206506a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 20667c00ffa3SMark Haverkamp 206706a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 20687c00ffa3SMark Haverkamp 2069bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 20707c00ffa3SMark Haverkamp fibptr, 207106a43d17SSalyzyn, Mark sizeof(*sinfo), 20727c00ffa3SMark Haverkamp FsaNormal, 20737c00ffa3SMark Haverkamp 1, 1, 20747c00ffa3SMark Haverkamp NULL, 20757c00ffa3SMark Haverkamp NULL); 20767c00ffa3SMark Haverkamp 20777c00ffa3SMark Haverkamp if (rcode >= 0) 207806a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 2079cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 2080cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 2081cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 2082cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 2083cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 2084cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 20857c00ffa3SMark Haverkamp } 20861da177e4SLinus Torvalds 2087c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 2088c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 208971a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 2090c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 209171a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 209271a91ca4SRaghava Aditya Renukunta } 2093c83b11e3SRaghava Aditya Renukunta } 209484971738SMark Haverkamp 209584971738SMark Haverkamp /* 209684971738SMark Haverkamp * GetBusInfo 209784971738SMark Haverkamp */ 209884971738SMark Haverkamp 2099bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 210084971738SMark Haverkamp 210184971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 210284971738SMark Haverkamp 210384971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 210484971738SMark Haverkamp 210584971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 210684971738SMark Haverkamp 210784971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 210884971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 210984971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 211084971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 211184971738SMark Haverkamp 2112bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 211384971738SMark Haverkamp fibptr, 211484971738SMark Haverkamp sizeof (*bus_info), 211584971738SMark Haverkamp FsaNormal, 211684971738SMark Haverkamp 1, 1, 211784971738SMark Haverkamp NULL, NULL); 211884971738SMark Haverkamp 211994cf6ba1SSalyzyn, Mark /* reasoned default */ 212094cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 212184971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 212284971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 212384971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 212484971738SMark Haverkamp } 212584971738SMark Haverkamp 21268c867b25SMark Haverkamp if (!dev->in_reset) { 212724f02e1dSSalyzyn, Mark char buffer[16]; 21281da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 21297c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 21301da177e4SLinus Torvalds dev->name, 21311da177e4SLinus Torvalds dev->id, 21321da177e4SLinus Torvalds tmp>>24, 21331da177e4SLinus Torvalds (tmp>>16)&0xff, 21341da177e4SLinus Torvalds tmp&0xff, 21357c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 21361c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 21371c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 21381da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 21391da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 21401da177e4SLinus Torvalds dev->name, dev->id, 21411da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21421da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 21431da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 21441da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 21451da177e4SLinus Torvalds dev->name, dev->id, 21461da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21471da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 214824f02e1dSSalyzyn, Mark buffer[0] = '\0'; 2149ee959b00STony Jones if (aac_get_serial_number( 215024f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 215124f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 215224f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 21531c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2154a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2155a45c863fSSalyzyn, Mark dev->name, dev->id, 21561c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 21571c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 21581c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2159a45c863fSSalyzyn, Mark } 21602f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 21611c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2162a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 216329c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 216429c97684SSalyzyn, Mark dev->name, dev->id); 216529c97684SSalyzyn, Mark } 21668c867b25SMark Haverkamp } 21671da177e4SLinus Torvalds 216895e852e1SSalyzyn, Mark dev->cache_protected = 0; 21691c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2170cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 21711da177e4SLinus Torvalds dev->nondasd_support = 0; 21721da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 217395e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 21741da177e4SLinus Torvalds dev->nondasd_support = 1; 21751da177e4SLinus Torvalds 21761da177e4SLinus Torvalds /* 21771da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 21781da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 21791da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 21801da177e4SLinus Torvalds * additional changes changes will have to be made to support 21811da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 21821da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 21831da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 21841da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 21851da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 21861da177e4SLinus Torvalds */ 21871da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 21881da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 21891da177e4SLinus Torvalds dev->nondasd_support = 1; 21901da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 21911da177e4SLinus Torvalds } 21921da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 21931da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 21941da177e4SLinus Torvalds dev->name, dev->id); 21951da177e4SLinus Torvalds 219695e852e1SSalyzyn, Mark if (nondasd != -1) 21971da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 21982f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 21991da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 22001da177e4SLinus Torvalds 2201e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2202d8e96507SLeubner, Achim dev->needs_dac = 1; 22031da177e4SLinus Torvalds dev->dac_support = 0; 2204d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2205d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 22062f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22072f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 22082f7ecc55SSalyzyn, Mark dev->name, dev->id); 22091da177e4SLinus Torvalds dev->dac_support = 1; 22101da177e4SLinus Torvalds } 22111da177e4SLinus Torvalds 22121da177e4SLinus Torvalds if(dacmode != -1) { 22131da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 22141da177e4SLinus Torvalds } 2215d8e96507SLeubner, Achim 2216d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2217d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2218d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2219d8e96507SLeubner, Achim dev->nondasd_support = 0; 2220d8e96507SLeubner, Achim dev->jbod = 0; 2221d8e96507SLeubner, Achim expose_physicals = 0; 2222d8e96507SLeubner, Achim } 2223d8e96507SLeubner, Achim 22248105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 2225e555cd5fSSuraj Upadhyay if (!dma_set_mask(&dev->pdev->dev, DMA_BIT_MASK(64))) { 22262f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22278105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 2228e555cd5fSSuraj Upadhyay } else if (!dma_set_mask(&dev->pdev->dev, DMA_BIT_MASK(32))) { 22298105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 22301da177e4SLinus Torvalds dev->dac_support = 0; 22311da177e4SLinus Torvalds } else { 22328105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 22331da177e4SLinus Torvalds rcode = -ENOMEM; 22341da177e4SLinus Torvalds } 22351da177e4SLinus Torvalds } 22367c00ffa3SMark Haverkamp /* 2237e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2238e8f32de5SMark Haverkamp * interface. 22397c00ffa3SMark Haverkamp */ 2240e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 224194cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 224294cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 224394cf6ba1SSalyzyn, Mark : aac_scsi_64) 2244e8f32de5SMark Haverkamp : aac_scsi_32; 2245e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2246e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2247e8f32de5SMark Haverkamp ? aac_bounds_64 2248e8f32de5SMark Haverkamp : aac_bounds_32; 2249e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2250e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2251e8f32de5SMark Haverkamp } else { 2252e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 22537c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 22547c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 225563a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 225663a70eeaSMark Haverkamp sizeof(struct sgentry); 22577c00ffa3SMark Haverkamp if (dev->dac_support) { 2258e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2259e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 22607c00ffa3SMark Haverkamp /* 22617c00ffa3SMark Haverkamp * 38 scatter gather elements 22627c00ffa3SMark Haverkamp */ 22637c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 22647c00ffa3SMark Haverkamp (dev->max_fib_size - 22657c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 22667c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 226763a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 226863a70eeaSMark Haverkamp sizeof(struct sgentry64); 2269e8f32de5SMark Haverkamp } else { 2270e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2271e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 22727c00ffa3SMark Haverkamp } 22737c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 22747c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 22757c00ffa3SMark Haverkamp /* 22767c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 22777c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 22787c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 22797c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 22807c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 22817c00ffa3SMark Haverkamp * element. 22827c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 22837c00ffa3SMark Haverkamp */ 22847c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 22857c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 22867c00ffa3SMark Haverkamp } 22870e68c003SMark Haverkamp } 2288ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2289ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2290ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2291ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2292ab5d129fSRaghava Aditya Renukunta 2293cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2294cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2295bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2296bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2297cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 22981da177e4SLinus Torvalds 22991da177e4SLinus Torvalds return rcode; 23001da177e4SLinus Torvalds } 23011da177e4SLinus Torvalds 23021da177e4SLinus Torvalds 2303e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 23041da177e4SLinus Torvalds { 23051da177e4SLinus Torvalds struct aac_dev *dev; 23061da177e4SLinus Torvalds struct aac_read_reply *readreply; 23071da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 23081da177e4SLinus Torvalds u32 cid; 23091da177e4SLinus Torvalds 23101da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 23111da177e4SLinus Torvalds 231203d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 231303d44337SMark Haverkamp return; 231403d44337SMark Haverkamp 23151a655040SSalyzyn, Mark dev = fibptr->dev; 2316e5718774SMark Haverkamp cid = scmd_id(scsicmd); 23171da177e4SLinus Torvalds 23187a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 23197a8cf29dSMark Haverkamp u64 lba; 23207a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 23217a8cf29dSMark Haverkamp case WRITE_6: 23227a8cf29dSMark Haverkamp case READ_6: 23237a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 23247a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23257a8cf29dSMark Haverkamp break; 23267a8cf29dSMark Haverkamp case WRITE_16: 23277a8cf29dSMark Haverkamp case READ_16: 23287a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23297a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23307a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23317a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23327a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23337a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23347a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23357a8cf29dSMark Haverkamp break; 23367a8cf29dSMark Haverkamp case WRITE_12: 23377a8cf29dSMark Haverkamp case READ_12: 23387a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23397a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23407a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23417a8cf29dSMark Haverkamp break; 23427a8cf29dSMark Haverkamp default: 23437a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23447a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23457a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23467a8cf29dSMark Haverkamp break; 23477a8cf29dSMark Haverkamp } 23487a8cf29dSMark Haverkamp printk(KERN_DEBUG 23497a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 23507a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 23517a8cf29dSMark Haverkamp } 23521da177e4SLinus Torvalds 2353125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 23541da177e4SLinus Torvalds 2355727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2356727eead6SFUJITA Tomonori 23571da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2358655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2359655d722cSMark Salyzyn case ST_OK: 2360cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2361655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2362655d722cSMark Salyzyn break; 2363655d722cSMark Salyzyn case ST_NOT_READY: 2364cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2365655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2366655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2367655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2368655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2369655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2370655d722cSMark Salyzyn break; 2371f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2372cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2373f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2374f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2375f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2376f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2377f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2378f956a669SRaghava Aditya Renukunta break; 2379655d722cSMark Salyzyn default: 23807c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2381e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 23821da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 23837c00ffa3SMark Haverkamp #endif 2384cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 23858e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 23868e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 23878e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 23881da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 23893ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 23903ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2391655d722cSMark Salyzyn break; 23921da177e4SLinus Torvalds } 2393bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 23941da177e4SLinus Torvalds 23958e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 23961da177e4SLinus Torvalds } 23971da177e4SLinus Torvalds 23989e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 23991da177e4SLinus Torvalds { 24007a8cf29dSMark Haverkamp u64 lba; 24011da177e4SLinus Torvalds u32 count; 24021da177e4SLinus Torvalds int status; 24031da177e4SLinus Torvalds struct aac_dev *dev; 24041da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2405da3cc679SRajashekhara, Mahesh int cid; 24061da177e4SLinus Torvalds 24071da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24081da177e4SLinus Torvalds /* 24091da177e4SLinus Torvalds * Get block address and transfer length 24101da177e4SLinus Torvalds */ 24117a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 24127a8cf29dSMark Haverkamp case READ_6: 24139e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 24141da177e4SLinus Torvalds 24157a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 24167a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 24171da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 24181da177e4SLinus Torvalds 24191da177e4SLinus Torvalds if (count == 0) 24201da177e4SLinus Torvalds count = 256; 24217a8cf29dSMark Haverkamp break; 24227a8cf29dSMark Haverkamp case READ_16: 24239e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 24247a8cf29dSMark Haverkamp 24257a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 24267a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 24277a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 24287a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 24297a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 24307a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24317a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24327a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 24337a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 24347a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 24357a8cf29dSMark Haverkamp break; 24367a8cf29dSMark Haverkamp case READ_12: 24379e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 24387a8cf29dSMark Haverkamp 24397a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24407a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24417a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24427a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 24437a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24447a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24457a8cf29dSMark Haverkamp break; 24467a8cf29dSMark Haverkamp default: 24479e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 24481da177e4SLinus Torvalds 24497a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24507a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24517a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24521da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24537a8cf29dSMark Haverkamp break; 24541da177e4SLinus Torvalds } 2455da3cc679SRajashekhara, Mahesh 2456da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2457da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2458da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2459cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2460da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2461c86fbe48SBalsundar P ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, 2462da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2463da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2464da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2465da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2466da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2467c86fbe48SBalsundar P return 0; 2468da3cc679SRajashekhara, Mahesh } 2469da3cc679SRajashekhara, Mahesh 24707a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 24717c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2472e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24737a8cf29dSMark Haverkamp return 0; 24741da177e4SLinus Torvalds /* 24751da177e4SLinus Torvalds * Alocate and initialize a Fib 24761da177e4SLinus Torvalds */ 24776bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 24781ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2479e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 24801da177e4SLinus Torvalds 24811da177e4SLinus Torvalds /* 24821da177e4SLinus Torvalds * Check that the command queued to the controller 24831da177e4SLinus Torvalds */ 24841ae948faSBrian King if (status == -EINPROGRESS) 24851da177e4SLinus Torvalds return 0; 24861da177e4SLinus Torvalds 2487bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 24881da177e4SLinus Torvalds /* 24891da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 24901da177e4SLinus Torvalds */ 2491cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_TASK_SET_FULL; 24928e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2493bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2494bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 24951da177e4SLinus Torvalds return 0; 24961da177e4SLinus Torvalds } 24971da177e4SLinus Torvalds 24989e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 24991da177e4SLinus Torvalds { 25007a8cf29dSMark Haverkamp u64 lba; 25011da177e4SLinus Torvalds u32 count; 25029d399cc7SSalyzyn, Mark int fua; 25031da177e4SLinus Torvalds int status; 25041da177e4SLinus Torvalds struct aac_dev *dev; 25051da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2506da3cc679SRajashekhara, Mahesh int cid; 25071da177e4SLinus Torvalds 25081da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 25091da177e4SLinus Torvalds /* 25101da177e4SLinus Torvalds * Get block address and transfer length 25111da177e4SLinus Torvalds */ 25121da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 25131da177e4SLinus Torvalds { 25141da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 25151da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 25161da177e4SLinus Torvalds if (count == 0) 25171da177e4SLinus Torvalds count = 256; 25189d399cc7SSalyzyn, Mark fua = 0; 25197a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 25209e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 25217a8cf29dSMark Haverkamp 25227a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 25237a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 25247a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 25257a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 25267a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 25277a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 25287a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25297a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 25307a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 25319d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25327a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 25339e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 25347a8cf29dSMark Haverkamp 25357a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 25367a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25377a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 25387a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25399d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25401da177e4SLinus Torvalds } else { 25419e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 25427a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25431da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25449d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25451da177e4SLinus Torvalds } 2546da3cc679SRajashekhara, Mahesh 2547da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2548da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2549da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2550cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2551da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2552c86fbe48SBalsundar P ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, 2553da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2554da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2555da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2556da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2557da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2558c86fbe48SBalsundar P return 0; 2559da3cc679SRajashekhara, Mahesh } 2560da3cc679SRajashekhara, Mahesh 25617a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 25621da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2563e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 25647a8cf29dSMark Haverkamp return 0; 25651da177e4SLinus Torvalds /* 25661da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 25671da177e4SLinus Torvalds */ 25686bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 25691ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25709d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 25711da177e4SLinus Torvalds 25721da177e4SLinus Torvalds /* 25731da177e4SLinus Torvalds * Check that the command queued to the controller 25741da177e4SLinus Torvalds */ 25751ae948faSBrian King if (status == -EINPROGRESS) 25761da177e4SLinus Torvalds return 0; 25771da177e4SLinus Torvalds 2578bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 25791da177e4SLinus Torvalds /* 25801da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25811da177e4SLinus Torvalds */ 2582cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_TASK_SET_FULL; 25838e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 25841da177e4SLinus Torvalds 2585bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2586bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25871da177e4SLinus Torvalds return 0; 25881da177e4SLinus Torvalds } 25891da177e4SLinus Torvalds 25901da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 25911da177e4SLinus Torvalds { 25921da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 25932c644b1dSHannes Reinecke struct scsi_cmnd *cmd = context; 25941da177e4SLinus Torvalds 259503d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 259603d44337SMark Haverkamp return; 259703d44337SMark Haverkamp 25981da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 25991da177e4SLinus Torvalds smp_processor_id(), jiffies)); 26001da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 26011da177e4SLinus Torvalds 26021da177e4SLinus Torvalds 26031da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 26041da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 2605cdec16c1SHannes Reinecke cmd->result = DID_OK << 16 | SAM_STAT_GOOD; 26061da177e4SLinus Torvalds else { 26071da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 26081a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2609e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 26101da177e4SLinus Torvalds printk(KERN_WARNING 26111da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 26121da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 2613cdec16c1SHannes Reinecke cmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 26148e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 26158e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 26168e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 26171da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2618b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2619b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 26201da177e4SLinus Torvalds } 26211da177e4SLinus Torvalds 2622bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2623bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 26248e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 26251da177e4SLinus Torvalds } 26261da177e4SLinus Torvalds 26279e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 26281da177e4SLinus Torvalds { 26291da177e4SLinus Torvalds int status; 26301da177e4SLinus Torvalds struct fib *cmd_fibcontext; 26311da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 26321da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 263390ee3466SMark Haverkamp struct aac_dev *aac; 26341da177e4SLinus Torvalds 2635f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 26368c867b25SMark Haverkamp if (aac->in_reset) 26378c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 26388c867b25SMark Haverkamp 26391da177e4SLinus Torvalds /* 26407c00ffa3SMark Haverkamp * Allocate and initialize a Fib 26411da177e4SLinus Torvalds */ 26422c644b1dSHannes Reinecke cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 26431da177e4SLinus Torvalds 2644bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 26451da177e4SLinus Torvalds 26461da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 26471da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 26481da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 26499e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 26501da177e4SLinus Torvalds synchronizecmd->count = 26511da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 26521ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 26531da177e4SLinus Torvalds 26541da177e4SLinus Torvalds /* 26551da177e4SLinus Torvalds * Now send the Fib to the adapter 26561da177e4SLinus Torvalds */ 2657bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 26581da177e4SLinus Torvalds cmd_fibcontext, 26591da177e4SLinus Torvalds sizeof(struct aac_synchronize), 26601da177e4SLinus Torvalds FsaNormal, 26611da177e4SLinus Torvalds 0, 1, 26621da177e4SLinus Torvalds (fib_callback)synchronize_callback, 26631da177e4SLinus Torvalds (void *)scsicmd); 26641da177e4SLinus Torvalds 26651da177e4SLinus Torvalds /* 26661da177e4SLinus Torvalds * Check that the command queued to the controller 26671da177e4SLinus Torvalds */ 26681ae948faSBrian King if (status == -EINPROGRESS) 26691da177e4SLinus Torvalds return 0; 26701da177e4SLinus Torvalds 26711da177e4SLinus Torvalds printk(KERN_WARNING 2672bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2673bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2674bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26751da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 26761da177e4SLinus Torvalds } 26771da177e4SLinus Torvalds 2678655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2679655d722cSMark Salyzyn { 2680655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2681655d722cSMark Salyzyn 2682655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2683655d722cSMark Salyzyn return; 2684655d722cSMark Salyzyn 2685655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2686655d722cSMark Salyzyn 2687cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2688655d722cSMark Salyzyn 2689655d722cSMark Salyzyn aac_fib_complete(fibptr); 2690655d722cSMark Salyzyn aac_fib_free(fibptr); 2691655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2692655d722cSMark Salyzyn } 2693655d722cSMark Salyzyn 2694655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2695655d722cSMark Salyzyn { 2696655d722cSMark Salyzyn int status; 2697655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2698655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2699655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2700655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2701655d722cSMark Salyzyn 27021c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2703655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2704cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2705655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2706655d722cSMark Salyzyn return 0; 2707655d722cSMark Salyzyn } 2708655d722cSMark Salyzyn 2709655d722cSMark Salyzyn if (aac->in_reset) 2710655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2711655d722cSMark Salyzyn 2712655d722cSMark Salyzyn /* 2713655d722cSMark Salyzyn * Allocate and initialize a Fib 2714655d722cSMark Salyzyn */ 27156bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2716655d722cSMark Salyzyn 2717655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2718655d722cSMark Salyzyn 2719655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2720655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2721655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2722655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2723655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2724655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2725655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2726655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2727655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 27281ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2729655d722cSMark Salyzyn 2730655d722cSMark Salyzyn /* 2731655d722cSMark Salyzyn * Now send the Fib to the adapter 2732655d722cSMark Salyzyn */ 2733655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2734655d722cSMark Salyzyn cmd_fibcontext, 2735655d722cSMark Salyzyn sizeof(struct aac_power_management), 2736655d722cSMark Salyzyn FsaNormal, 2737655d722cSMark Salyzyn 0, 1, 2738655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2739655d722cSMark Salyzyn (void *)scsicmd); 2740655d722cSMark Salyzyn 2741655d722cSMark Salyzyn /* 2742655d722cSMark Salyzyn * Check that the command queued to the controller 2743655d722cSMark Salyzyn */ 27441ae948faSBrian King if (status == -EINPROGRESS) 2745655d722cSMark Salyzyn return 0; 2746655d722cSMark Salyzyn 2747655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2748655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2749655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2750655d722cSMark Salyzyn } 2751655d722cSMark Salyzyn 27521da177e4SLinus Torvalds /** 27531da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 27541da177e4SLinus Torvalds * @scsicmd: SCSI command block 27551da177e4SLinus Torvalds * 27561da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 27571da177e4SLinus Torvalds * aacraid firmware. 27581da177e4SLinus Torvalds */ 27591da177e4SLinus Torvalds 27601da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 27611da177e4SLinus Torvalds { 2762ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 27631da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 27641da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 27651da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 27661da177e4SLinus Torvalds 276790ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 276890ee3466SMark Haverkamp return -1; 27691da177e4SLinus Torvalds /* 27701da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 27711da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 27721da177e4SLinus Torvalds * itself. 27731da177e4SLinus Torvalds */ 27741a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 27751a655040SSalyzyn, Mark if (cid != host->this_id) { 27761a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 27771a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2778e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 27791da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2780c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27811da177e4SLinus Torvalds } 27821da177e4SLinus Torvalds 27831da177e4SLinus Torvalds /* 27841da177e4SLinus Torvalds * If the target container doesn't exist, it may have 27851da177e4SLinus Torvalds * been newly created 27861da177e4SLinus Torvalds */ 2787655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2788655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2789655d722cSMark Salyzyn NOT_READY)) { 27901da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2791eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 27927a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 27937a8cf29dSMark Haverkamp !(dev->raw_io_64) || 27947a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 27957a8cf29dSMark Haverkamp break; 2796df561f66SGustavo A. R. Silva fallthrough; 27971da177e4SLinus Torvalds case INQUIRY: 27981da177e4SLinus Torvalds case READ_CAPACITY: 27991da177e4SLinus Torvalds case TEST_UNIT_READY: 28008c867b25SMark Haverkamp if (dev->in_reset) 28018c867b25SMark Haverkamp return -1; 2802fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2803fe76df42SMark Haverkamp aac_probe_container_callback2); 28041da177e4SLinus Torvalds default: 28051da177e4SLinus Torvalds break; 28061da177e4SLinus Torvalds } 28071da177e4SLinus Torvalds } 28081da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2809ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2810ab5d129fSRaghava Aditya Renukunta 2811ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2812ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2813ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2814ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2815ab5d129fSRaghava Aditya Renukunta return -1; 2816ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2817ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2818cb1042f2SSalyzyn, Mark dev->jbod) { 28198c867b25SMark Haverkamp if (dev->in_reset) 28208c867b25SMark Haverkamp return -1; 28211da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 28221da177e4SLinus Torvalds } else { 28231da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2824c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28251da177e4SLinus Torvalds } 28261da177e4SLinus Torvalds } 28271da177e4SLinus Torvalds } 28281da177e4SLinus Torvalds /* 28291da177e4SLinus Torvalds * else Command for the controller itself 28301da177e4SLinus Torvalds */ 28311da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 28321da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 28331da177e4SLinus Torvalds { 28341da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 2835cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 28368e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28378e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 28388e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 28391da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 28403ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 28413ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2842c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28431da177e4SLinus Torvalds } 28441da177e4SLinus Torvalds 28451da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2846c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2847c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2848c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2849c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2850c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2851c4e2fbcaSRaghava Aditya Renukunta return -1; 2852c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2853c4e2fbcaSRaghava Aditya Renukunta 2854c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2855c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2856c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2857c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2858c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2859c4e2fbcaSRaghava Aditya Renukunta return -1; 2860c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2861c4e2fbcaSRaghava Aditya Renukunta 2862c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2863c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 2864cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2865c4e2fbcaSRaghava Aditya Renukunta break; 2866c4e2fbcaSRaghava Aditya Renukunta } 2867c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2868c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2869c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 2870df561f66SGustavo A. R. Silva fallthrough; 28711da177e4SLinus Torvalds case INQUIRY: 28721da177e4SLinus Torvalds { 28733b2946ccSMark Haverkamp struct inquiry_data inq_data; 28741da177e4SLinus Torvalds 28751a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 28763b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 28771da177e4SLinus Torvalds 2878d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 287988e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 288088e2f98eSSalyzyn, Mark 288188e2f98eSSalyzyn, Mark /* EVPD bit set */ 288288e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 288388e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 288488e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 288588e2f98eSSalyzyn, Mark /* supported vital product data pages */ 28865d910649SMahesh Rajashekhara arr[3] = 3; 288788e2f98eSSalyzyn, Mark arr[4] = 0x0; 288888e2f98eSSalyzyn, Mark arr[5] = 0x80; 28895d910649SMahesh Rajashekhara arr[6] = 0x83; 289088e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2891d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 289288e2f98eSSalyzyn, Mark sizeof(inq_data)); 2893cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 289488e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 289588e2f98eSSalyzyn, Mark /* unit serial number page */ 289688e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 289788e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 289888e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2899d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 290088e2f98eSSalyzyn, Mark sizeof(inq_data)); 2901d8e96507SLeubner, Achim if (aac_wwn != 2) 2902d8e96507SLeubner, Achim return aac_get_container_serial( 2903d8e96507SLeubner, Achim scsicmd); 2904cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 29055d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 29065d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 29075d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 29085d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 29095d910649SMahesh Rajashekhara scmd_id(scsicmd)); 29105d910649SMahesh Rajashekhara if (aac_wwn != 2) 29115d910649SMahesh Rajashekhara return aac_get_container_serial( 29125d910649SMahesh Rajashekhara scsicmd); 2913cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 291488e2f98eSSalyzyn, Mark } else { 291588e2f98eSSalyzyn, Mark /* vpd page not implemented */ 2916cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 29178e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 29188e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 29198e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 292088e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 292188e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 29223ace426fSSalyzyn, Mark min_t(size_t, 29233ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 29243ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 292588e2f98eSSalyzyn, Mark } 2926c4e2fbcaSRaghava Aditya Renukunta break; 292788e2f98eSSalyzyn, Mark } 29283b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 29293b2946ccSMark 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 */ 29303b2946ccSMark Haverkamp inq_data.inqd_len = 31; 29311da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 29323b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 29331da177e4SLinus Torvalds /* 29341da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 29351da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 29361da177e4SLinus Torvalds */ 29371a655040SSalyzyn, Mark if (cid == host->this_id) { 29386391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 29393b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2940d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2941d4345028SFUJITA Tomonori sizeof(inq_data)); 2942cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2943c4e2fbcaSRaghava Aditya Renukunta break; 29441da177e4SLinus Torvalds } 29458c867b25SMark Haverkamp if (dev->in_reset) 29468c867b25SMark Haverkamp return -1; 2947794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 29483b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2949d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 29509e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 29511da177e4SLinus Torvalds } 2952eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 29537a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 29547a8cf29dSMark Haverkamp !(dev->raw_io_64) || 29557a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 29567a8cf29dSMark Haverkamp break; 29577a8cf29dSMark Haverkamp { 29587a8cf29dSMark Haverkamp u64 capacity; 295907ce5ebaSMark Haverkamp char cp[13]; 2960b271f1c8SFUJITA Tomonori unsigned int alloc_len; 29617a8cf29dSMark Haverkamp 29627a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 29637a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 29647a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 29657a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 29667a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 29677a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 29687a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 29697a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 29707a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 29717a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 2972b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2973b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2974b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2975b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 297607ce5ebaSMark Haverkamp cp[12] = 0; 297707ce5ebaSMark Haverkamp 2978b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2979b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2980b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2981b271f1c8SFUJITA Tomonori 2982b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2983d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2984b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2985b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 2986b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 29877a8cf29dSMark Haverkamp 29887a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 29897a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 29907a8cf29dSMark Haverkamp 2991cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2992c4e2fbcaSRaghava Aditya Renukunta break; 29937a8cf29dSMark Haverkamp } 29947a8cf29dSMark Haverkamp 29951da177e4SLinus Torvalds case READ_CAPACITY: 29961da177e4SLinus Torvalds { 29971da177e4SLinus Torvalds u32 capacity; 29983b2946ccSMark Haverkamp char cp[8]; 29991da177e4SLinus Torvalds 30001da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 30017a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 30021da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 30031da177e4SLinus Torvalds else 30041da177e4SLinus Torvalds capacity = (u32)-1; 30053b2946ccSMark Haverkamp 30061da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 30071da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 30081da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 30091da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 3010b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3011b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3012b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3013b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 3014d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 30157a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 30167a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 3017cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3018c4e2fbcaSRaghava Aditya Renukunta break; 30191da177e4SLinus Torvalds } 30201da177e4SLinus Torvalds 30211da177e4SLinus Torvalds case MODE_SENSE: 30221da177e4SLinus Torvalds { 30239d399cc7SSalyzyn, Mark int mode_buf_length = 4; 3024b836439fSMahesh Rajashekhara u32 capacity; 3025b836439fSMahesh Rajashekhara aac_modep_data mpd; 3026b836439fSMahesh Rajashekhara 3027b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3028b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3029b836439fSMahesh Rajashekhara else 3030b836439fSMahesh Rajashekhara capacity = (u32)-1; 30311da177e4SLinus Torvalds 30321da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 3033b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 3034b836439fSMahesh Rajashekhara 3035b836439fSMahesh Rajashekhara /* Mode data length */ 3036b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 3037b836439fSMahesh Rajashekhara /* Medium type - default */ 3038b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 3039b836439fSMahesh Rajashekhara /* Device-specific param, 30409d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 30419d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3042b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 3043b836439fSMahesh Rajashekhara 304495e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3045b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 3046b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 3047b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 3048b836439fSMahesh Rajashekhara else { 3049b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 3050b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 3051b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 3052b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3053b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3054b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3055b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3056b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 30575d910649SMahesh Rajashekhara 30585d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 30595d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 30605d910649SMahesh Rajashekhara /* page length */ 30615d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 30625d910649SMahesh Rajashekhara /* Mode data length */ 30635d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 30645d910649SMahesh Rajashekhara } else { 30655d910649SMahesh Rajashekhara /* Mode data length */ 30665d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 30675d910649SMahesh Rajashekhara } 30685d910649SMahesh Rajashekhara 3069b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3070b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3071b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3072b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3073b836439fSMahesh Rajashekhara } else { 3074b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3075b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3076b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3077b836439fSMahesh Rajashekhara } 3078b836439fSMahesh Rajashekhara } 30799d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 30809d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3081b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3082b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3083b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3084b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 308595e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3086b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 30875d910649SMahesh Rajashekhara } 30885d910649SMahesh Rajashekhara 30899d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 30909d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 30915d910649SMahesh Rajashekhara else 30925d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3093b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3094b836439fSMahesh Rajashekhara (char *)&mpd, 3095b836439fSMahesh Rajashekhara mode_buf_length); 3096cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3097c4e2fbcaSRaghava Aditya Renukunta break; 30981da177e4SLinus Torvalds } 30991da177e4SLinus Torvalds case MODE_SENSE_10: 31001da177e4SLinus Torvalds { 3101b836439fSMahesh Rajashekhara u32 capacity; 31029d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3103b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3104b836439fSMahesh Rajashekhara 3105b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3106b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3107b836439fSMahesh Rajashekhara else 3108b836439fSMahesh Rajashekhara capacity = (u32)-1; 31091da177e4SLinus Torvalds 31101da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3111b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3112b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3113b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3114b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3115b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3116b836439fSMahesh Rajashekhara /* Medium type - default */ 3117b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3118b836439fSMahesh Rajashekhara /* Device-specific param, 31199d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 31209d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3121b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3122b836439fSMahesh Rajashekhara 312395e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3124b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3125b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3126b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3127b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3128b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3129b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3130b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3131b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3132b836439fSMahesh Rajashekhara } else { 3133b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3134b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3135b836439fSMahesh Rajashekhara 3136b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3137b836439fSMahesh Rajashekhara 3138b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3139b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3140b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3141b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3142b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3143b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3144b836439fSMahesh Rajashekhara 3145b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3146b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3147b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3148b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3149b836439fSMahesh Rajashekhara } else { 3150b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3151b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3152b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3153b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3154b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3155b836439fSMahesh Rajashekhara capacity & 0xff; 3156b836439fSMahesh Rajashekhara } 3157b836439fSMahesh Rajashekhara } 31589d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31599d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3160b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3161b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3162b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3163b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 316495e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3165b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 31669d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 31679d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 31689d399cc7SSalyzyn, Mark } 3169b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3170b836439fSMahesh Rajashekhara (char *)&mpd10, 3171b836439fSMahesh Rajashekhara mode_buf_length); 31721da177e4SLinus Torvalds 3173cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3174c4e2fbcaSRaghava Aditya Renukunta break; 31751da177e4SLinus Torvalds } 31761da177e4SLinus Torvalds case REQUEST_SENSE: 31771da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3178c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3179c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3180c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3181c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3182cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3183c4e2fbcaSRaghava Aditya Renukunta break; 31841da177e4SLinus Torvalds 31851da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 31861da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 31871da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 31881da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 31891da177e4SLinus Torvalds else 31901da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 31911da177e4SLinus Torvalds 3192cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3193c4e2fbcaSRaghava Aditya Renukunta break; 31941da177e4SLinus Torvalds /* 31951da177e4SLinus Torvalds * These commands are all No-Ops 31961da177e4SLinus Torvalds */ 31971da177e4SLinus Torvalds case TEST_UNIT_READY: 3198655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3199cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 3200655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3201655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3202655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3203655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3204655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3205655d722cSMark Salyzyn min_t(size_t, 3206655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3207655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3208c4e2fbcaSRaghava Aditya Renukunta break; 3209655d722cSMark Salyzyn } 3210df561f66SGustavo A. R. Silva fallthrough; 32111da177e4SLinus Torvalds case RESERVE: 32121da177e4SLinus Torvalds case RELEASE: 32131da177e4SLinus Torvalds case REZERO_UNIT: 32141da177e4SLinus Torvalds case REASSIGN_BLOCKS: 32151da177e4SLinus Torvalds case SEEK_10: 3216cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3217c4e2fbcaSRaghava Aditya Renukunta break; 3218655d722cSMark Salyzyn 3219655d722cSMark Salyzyn case START_STOP: 3220655d722cSMark Salyzyn return aac_start_stop(scsicmd); 32211da177e4SLinus Torvalds 32221da177e4SLinus Torvalds default: 32231da177e4SLinus Torvalds /* 32241da177e4SLinus Torvalds * Unhandled commands 32251da177e4SLinus Torvalds */ 3226c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3227c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3228cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 32298e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 32301da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 32318e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 32321da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 32333ace426fSSalyzyn, Mark min_t(size_t, 32343ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 32353ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3236c4e2fbcaSRaghava Aditya Renukunta } 3237c4e2fbcaSRaghava Aditya Renukunta 3238c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3239c4e2fbcaSRaghava Aditya Renukunta 32401da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 32411da177e4SLinus Torvalds return 0; 32421da177e4SLinus Torvalds } 32431da177e4SLinus Torvalds 32441da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 32451da177e4SLinus Torvalds { 32461da177e4SLinus Torvalds struct aac_query_disk qd; 32471da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32481da177e4SLinus Torvalds 32491da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 325090ee3466SMark Haverkamp if (!fsa_dev_ptr) 325165101355SMark Haverkamp return -EBUSY; 32521da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 32531da177e4SLinus Torvalds return -EFAULT; 3254e6fd916aSDan Carpenter if (qd.cnum == -1) { 3255e6fd916aSDan Carpenter if (qd.id < 0 || qd.id >= dev->maximum_num_containers) 3256e6fd916aSDan Carpenter return -EINVAL; 3257e5718774SMark Haverkamp qd.cnum = qd.id; 3258e6fd916aSDan Carpenter } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { 32591da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 32601da177e4SLinus Torvalds return -EINVAL; 32611da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 32621da177e4SLinus Torvalds qd.bus = 0; 32631da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 32641da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 32651da177e4SLinus Torvalds } 32661da177e4SLinus Torvalds else return -EINVAL; 32671da177e4SLinus Torvalds 3268fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 32691da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 32701da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 32711da177e4SLinus Torvalds 32721da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 32731da177e4SLinus Torvalds qd.unmapped = 1; 32741da177e4SLinus Torvalds else 32751da177e4SLinus Torvalds qd.unmapped = 0; 32761da177e4SLinus Torvalds 32771da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 32781da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 32791da177e4SLinus Torvalds 32801da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 32811da177e4SLinus Torvalds return -EFAULT; 32821da177e4SLinus Torvalds return 0; 32831da177e4SLinus Torvalds } 32841da177e4SLinus Torvalds 32851da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 32861da177e4SLinus Torvalds { 32871da177e4SLinus Torvalds struct aac_delete_disk dd; 32881da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32891da177e4SLinus Torvalds 32901da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 329165101355SMark Haverkamp if (!fsa_dev_ptr) 329265101355SMark Haverkamp return -EBUSY; 32931da177e4SLinus Torvalds 32941da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 32951da177e4SLinus Torvalds return -EFAULT; 32961da177e4SLinus Torvalds 32971da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 32981da177e4SLinus Torvalds return -EINVAL; 32991da177e4SLinus Torvalds /* 33001da177e4SLinus Torvalds * Mark this container as being deleted. 33011da177e4SLinus Torvalds */ 33021da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 33031da177e4SLinus Torvalds /* 33041da177e4SLinus Torvalds * Mark the container as no longer valid 33051da177e4SLinus Torvalds */ 33061da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 33071da177e4SLinus Torvalds return 0; 33081da177e4SLinus Torvalds } 33091da177e4SLinus Torvalds 33101da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 33111da177e4SLinus Torvalds { 33121da177e4SLinus Torvalds struct aac_delete_disk dd; 33131da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33141da177e4SLinus Torvalds 33151da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 331690ee3466SMark Haverkamp if (!fsa_dev_ptr) 331765101355SMark Haverkamp return -EBUSY; 33181da177e4SLinus Torvalds 33191da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 33201da177e4SLinus Torvalds return -EFAULT; 33211da177e4SLinus Torvalds 33221da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 33231da177e4SLinus Torvalds return -EINVAL; 33241da177e4SLinus Torvalds /* 33251da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 33261da177e4SLinus Torvalds */ 33271da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 33281da177e4SLinus Torvalds return -EBUSY; 33291da177e4SLinus Torvalds else { 33301da177e4SLinus Torvalds /* 33311da177e4SLinus Torvalds * Mark the container as no longer being valid. 33321da177e4SLinus Torvalds */ 33331da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 33341da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 33351da177e4SLinus Torvalds return 0; 33361da177e4SLinus Torvalds } 33371da177e4SLinus Torvalds } 33381da177e4SLinus Torvalds 33396f4e626fSNathan Chancellor int aac_dev_ioctl(struct aac_dev *dev, unsigned int cmd, void __user *arg) 33401da177e4SLinus Torvalds { 33411da177e4SLinus Torvalds switch (cmd) { 33421da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 33431da177e4SLinus Torvalds return query_disk(dev, arg); 33441da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 33451da177e4SLinus Torvalds return delete_disk(dev, arg); 33461da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 33471da177e4SLinus Torvalds return force_delete_disk(dev, arg); 33481da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 33491da177e4SLinus Torvalds return aac_get_containers(dev); 33501da177e4SLinus Torvalds default: 33511da177e4SLinus Torvalds return -ENOTTY; 33521da177e4SLinus Torvalds } 33531da177e4SLinus Torvalds } 33541da177e4SLinus Torvalds 33551da177e4SLinus Torvalds /** 33561da177e4SLinus Torvalds * aac_srb_callback 33571da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 33581da177e4SLinus Torvalds * @fibptr: pointer to the fib 33591da177e4SLinus Torvalds * 33601da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 33611da177e4SLinus Torvalds */ 33621da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 33631da177e4SLinus Torvalds { 33641da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 33651da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 33661da177e4SLinus Torvalds 33671da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 336803d44337SMark Haverkamp 336903d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 337003d44337SMark Haverkamp return; 337103d44337SMark Haverkamp 3372125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 33734ec57fb4SRaghava Aditya Renukunta 337455b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 33754ec57fb4SRaghava Aditya Renukunta 33761da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 337785d22bbfSMahesh Rajashekhara 337885d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 337985d22bbfSMahesh Rajashekhara /* fast response */ 338085d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 338185d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 338285d22bbfSMahesh Rajashekhara } else { 33831da177e4SLinus Torvalds /* 33841da177e4SLinus Torvalds * Calculate resid for sg 33851da177e4SLinus Torvalds */ 3386727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3387727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 33884ec57fb4SRaghava Aditya Renukunta } 33894ec57fb4SRaghava Aditya Renukunta 33904ec57fb4SRaghava Aditya Renukunta 33914ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 33924ec57fb4SRaghava Aditya Renukunta 33934ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 33944ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 33954ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 33964ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 33974ec57fb4SRaghava Aditya Renukunta 33981da177e4SLinus Torvalds /* 33991da177e4SLinus Torvalds * First check the fib status 34001da177e4SLinus Torvalds */ 34011da177e4SLinus Torvalds 34021da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 34031da177e4SLinus Torvalds int len; 340455b87608SMahesh Rajashekhara 34054ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 34064ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 34073ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 34083ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 3409cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16 | SAM_STAT_CHECK_CONDITION; 341055b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 341155b87608SMahesh Rajashekhara srbreply->sense_data, len); 34121da177e4SLinus Torvalds } 34131da177e4SLinus Torvalds 34141da177e4SLinus Torvalds /* 34151da177e4SLinus Torvalds * Next check the srb status 34161da177e4SLinus Torvalds */ 34171da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 34181da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 34191da177e4SLinus Torvalds case SRB_STATUS_PENDING: 34201da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 3421cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 34221da177e4SLinus Torvalds break; 34231da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 34241da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 34251da177e4SLinus Torvalds case READ_6: 34261da177e4SLinus Torvalds case WRITE_6: 34271da177e4SLinus Torvalds case READ_10: 34281da177e4SLinus Torvalds case WRITE_10: 34291da177e4SLinus Torvalds case READ_12: 34301da177e4SLinus Torvalds case WRITE_12: 34317a8cf29dSMark Haverkamp case READ_16: 34327a8cf29dSMark Haverkamp case WRITE_16: 343355b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 343455b87608SMahesh Rajashekhara < scsicmd->underflow) 34354ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 343655b87608SMahesh Rajashekhara else 34374ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 3438cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 34391da177e4SLinus Torvalds break; 34404ec57fb4SRaghava Aditya Renukunta case INQUIRY: 3441cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 34421da177e4SLinus Torvalds break; 34431da177e4SLinus Torvalds default: 3444cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 34451da177e4SLinus Torvalds break; 34461da177e4SLinus Torvalds } 34471da177e4SLinus Torvalds break; 34481da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 3449cdec16c1SHannes Reinecke scsicmd->result = DID_ABORT << 16; 34501da177e4SLinus Torvalds break; 34511da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 345255b87608SMahesh Rajashekhara /* 345355b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 345455b87608SMahesh Rajashekhara * hba was trying to abort for some reason 345555b87608SMahesh Rajashekhara */ 3456cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 34571da177e4SLinus Torvalds break; 34581da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 3459cdec16c1SHannes Reinecke scsicmd->result = DID_PARITY << 16; 34601da177e4SLinus Torvalds break; 34611da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 34621da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 34631da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 34641da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 34651da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 3466cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 34671da177e4SLinus Torvalds break; 34681da177e4SLinus Torvalds 34691da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 34701da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 3471cdec16c1SHannes Reinecke scsicmd->result = DID_TIME_OUT << 16; 34721da177e4SLinus Torvalds break; 34731da177e4SLinus Torvalds 34741da177e4SLinus Torvalds case SRB_STATUS_BUSY: 3475cdec16c1SHannes Reinecke scsicmd->result = DID_BUS_BUSY << 16; 34761da177e4SLinus Torvalds break; 34771da177e4SLinus Torvalds 34781da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 3479cdec16c1SHannes Reinecke scsicmd->result = DID_RESET << 16; 34801da177e4SLinus Torvalds break; 34811da177e4SLinus Torvalds 34821da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 3483cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 34841da177e4SLinus Torvalds break; 34851da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 34861da177e4SLinus Torvalds case SRB_STATUS_ERROR: 34871da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 34881da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 34891da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 34901da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 34911da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 34921da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 34931da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 34941da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 34951da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 34961da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 34971da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 34981da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 34991da177e4SLinus Torvalds default: 35001da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35014ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 35021da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 35031da177e4SLinus Torvalds aac_get_status_string( 35041da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 35051da177e4SLinus Torvalds scsicmd->cmnd[0], 35061da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 35071da177e4SLinus Torvalds #endif 35084ec57fb4SRaghava Aditya Renukunta /* 35094ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 35104ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 35114ec57fb4SRaghava Aditya Renukunta * 35124ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 35134ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 35144ec57fb4SRaghava Aditya Renukunta */ 35151fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 35161fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 35174ec57fb4SRaghava Aditya Renukunta 35181fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 3519cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 35201fc8010aSRajashekhara, Mahesh } else { 3521cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 35221fc8010aSRajashekhara, Mahesh } 35231fc8010aSRajashekhara, Mahesh } else { 3524cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 35251fc8010aSRajashekhara, Mahesh } 3526cdec16c1SHannes Reinecke break; 35271da177e4SLinus Torvalds } 352855b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 352955b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 35301da177e4SLinus Torvalds int len; 353155b87608SMahesh Rajashekhara 35321da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 35333ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35343ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 35351da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35364ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 35377a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 35381da177e4SLinus Torvalds #endif 353955b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 354055b87608SMahesh Rajashekhara srbreply->sense_data, len); 354155b87608SMahesh Rajashekhara } 35424ec57fb4SRaghava Aditya Renukunta 35431da177e4SLinus Torvalds /* 35441da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 35451da177e4SLinus Torvalds */ 35461da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 35471da177e4SLinus Torvalds 3548bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 35498e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 35501da177e4SLinus Torvalds } 35511da177e4SLinus Torvalds 3552ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3553ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3554ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3555ab5d129fSRaghava Aditya Renukunta 3556ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3557ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3558ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3559ab5d129fSRaghava Aditya Renukunta 3560ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3561ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3562cdec16c1SHannes Reinecke scsicmd->result |= DID_OK << 16; 3563ab5d129fSRaghava Aditya Renukunta break; 3564ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3565ab5d129fSRaghava Aditya Renukunta { 3566ab5d129fSRaghava Aditya Renukunta int len; 3567ab5d129fSRaghava Aditya Renukunta 3568ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3569ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3570ab5d129fSRaghava Aditya Renukunta if (len) 3571ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3572ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3573cdec16c1SHannes Reinecke scsicmd->result |= DID_OK << 16; 3574ab5d129fSRaghava Aditya Renukunta break; 3575ab5d129fSRaghava Aditya Renukunta } 3576ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3577cdec16c1SHannes Reinecke scsicmd->result |= DID_BUS_BUSY << 16; 3578ab5d129fSRaghava Aditya Renukunta break; 3579ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3580cdec16c1SHannes Reinecke scsicmd->result |= DID_ABORT << 16; 3581ab5d129fSRaghava Aditya Renukunta break; 3582ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3583ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3584ab5d129fSRaghava Aditya Renukunta default: 3585cdec16c1SHannes Reinecke scsicmd->result |= DID_ERROR << 16; 3586ab5d129fSRaghava Aditya Renukunta break; 3587ab5d129fSRaghava Aditya Renukunta } 3588ab5d129fSRaghava Aditya Renukunta } 3589ab5d129fSRaghava Aditya Renukunta 3590ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3591ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3592ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3593ab5d129fSRaghava Aditya Renukunta { 3594ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3595ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3596ab5d129fSRaghava Aditya Renukunta { 3597ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3598ab5d129fSRaghava Aditya Renukunta 3599ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3600ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3601ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3602ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3603ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3604ab5d129fSRaghava Aditya Renukunta } 3605cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 3606ab5d129fSRaghava Aditya Renukunta break; 3607ab5d129fSRaghava Aditya Renukunta } 3608ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3609ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3610cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_BUSY; 3611ab5d129fSRaghava Aditya Renukunta break; 3612ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3613cdec16c1SHannes Reinecke scsicmd->result = DID_ABORT << 16; 3614ab5d129fSRaghava Aditya Renukunta break; 3615ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3616cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 3617ab5d129fSRaghava Aditya Renukunta break; 3618ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3619ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3620cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 3621ab5d129fSRaghava Aditya Renukunta break; 3622ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3623ab5d129fSRaghava Aditya Renukunta default: 3624cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 3625ab5d129fSRaghava Aditya Renukunta break; 3626ab5d129fSRaghava Aditya Renukunta } 3627ab5d129fSRaghava Aditya Renukunta } 3628ab5d129fSRaghava Aditya Renukunta 36291da177e4SLinus Torvalds /** 3630ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3631ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3632ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3633ab5d129fSRaghava Aditya Renukunta * 3634ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3635ab5d129fSRaghava Aditya Renukunta */ 3636ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3637ab5d129fSRaghava Aditya Renukunta { 3638ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3639ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3640ab5d129fSRaghava Aditya Renukunta 3641ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3642ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3643ab5d129fSRaghava Aditya Renukunta 3644ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3645ab5d129fSRaghava Aditya Renukunta 3646ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3647ab5d129fSRaghava Aditya Renukunta return; 3648ab5d129fSRaghava Aditya Renukunta 3649ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3650ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3651ab5d129fSRaghava Aditya Renukunta 3652ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3653ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3654ab5d129fSRaghava Aditya Renukunta 3655ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3656ab5d129fSRaghava Aditya Renukunta /* fast response */ 3657cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 3658ab5d129fSRaghava Aditya Renukunta goto out; 3659ab5d129fSRaghava Aditya Renukunta } 3660ab5d129fSRaghava Aditya Renukunta 3661ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3662ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3663ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3664ab5d129fSRaghava Aditya Renukunta break; 3665ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3666ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3667ab5d129fSRaghava Aditya Renukunta break; 3668ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3669cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 3670ab5d129fSRaghava Aditya Renukunta break; 3671ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3672cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 3673ab5d129fSRaghava Aditya Renukunta break; 3674ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3675ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3676cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 3677ab5d129fSRaghava Aditya Renukunta break; 3678ab5d129fSRaghava Aditya Renukunta default: 3679cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 3680ab5d129fSRaghava Aditya Renukunta break; 3681ab5d129fSRaghava Aditya Renukunta } 3682ab5d129fSRaghava Aditya Renukunta 3683ab5d129fSRaghava Aditya Renukunta out: 3684ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3685ab5d129fSRaghava Aditya Renukunta 3686ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3687ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3688ab5d129fSRaghava Aditya Renukunta else 3689ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3690ab5d129fSRaghava Aditya Renukunta } 3691ab5d129fSRaghava Aditya Renukunta 3692ab5d129fSRaghava Aditya Renukunta /** 3693ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 36941da177e4SLinus Torvalds * @scsicmd: the scsi command block 36951da177e4SLinus Torvalds * 36961da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 36971da177e4SLinus Torvalds * scsicmd passed in. 36981da177e4SLinus Torvalds */ 36991da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 37001da177e4SLinus Torvalds { 37011da177e4SLinus Torvalds struct fib* cmd_fibcontext; 37021da177e4SLinus Torvalds struct aac_dev* dev; 37031da177e4SLinus Torvalds int status; 37041da177e4SLinus Torvalds 370584971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3706e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 370784971738SMark Haverkamp scsicmd->device->lun > 7) { 37081da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 37091da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 37101da177e4SLinus Torvalds return 0; 37111da177e4SLinus Torvalds } 37121da177e4SLinus Torvalds 37131da177e4SLinus Torvalds /* 37141da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 37151da177e4SLinus Torvalds */ 37166bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 37171ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3718e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 37191da177e4SLinus Torvalds 37201da177e4SLinus Torvalds /* 37211da177e4SLinus Torvalds * Check that the command queued to the controller 37221da177e4SLinus Torvalds */ 37231ae948faSBrian King if (status == -EINPROGRESS) 37241da177e4SLinus Torvalds return 0; 37251da177e4SLinus Torvalds 3726bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3727bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3728bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 37291da177e4SLinus Torvalds 37301da177e4SLinus Torvalds return -1; 37311da177e4SLinus Torvalds } 37321da177e4SLinus Torvalds 3733ab5d129fSRaghava Aditya Renukunta /** 3734ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3735ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3736ab5d129fSRaghava Aditya Renukunta * 3737ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3738ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3739ab5d129fSRaghava Aditya Renukunta */ 3740ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3741ab5d129fSRaghava Aditya Renukunta { 3742ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3743ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3744ab5d129fSRaghava Aditya Renukunta int status; 3745ab5d129fSRaghava Aditya Renukunta 3746ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3747ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3748ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3749ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3750ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3751ab5d129fSRaghava Aditya Renukunta return 0; 3752ab5d129fSRaghava Aditya Renukunta } 3753ab5d129fSRaghava Aditya Renukunta 3754ab5d129fSRaghava Aditya Renukunta /* 3755ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3756ab5d129fSRaghava Aditya Renukunta */ 3757ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3758ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3759ab5d129fSRaghava Aditya Renukunta return -1; 3760ab5d129fSRaghava Aditya Renukunta 37611ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3762ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3763ab5d129fSRaghava Aditya Renukunta 3764ab5d129fSRaghava Aditya Renukunta /* 3765ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3766ab5d129fSRaghava Aditya Renukunta */ 37671ae948faSBrian King if (status == -EINPROGRESS) 3768ab5d129fSRaghava Aditya Renukunta return 0; 3769ab5d129fSRaghava Aditya Renukunta 3770ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3771ab5d129fSRaghava Aditya Renukunta status); 3772ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3773ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3774ab5d129fSRaghava Aditya Renukunta 3775ab5d129fSRaghava Aditya Renukunta return -1; 3776ab5d129fSRaghava Aditya Renukunta } 3777ab5d129fSRaghava Aditya Renukunta 3778ab5d129fSRaghava Aditya Renukunta 37790b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 37801da177e4SLinus Torvalds { 37811da177e4SLinus Torvalds unsigned long byte_count = 0; 3782727eead6SFUJITA Tomonori int nseg; 3783a2260323SNikola Pajkovsky struct scatterlist *sg; 3784a2260323SNikola Pajkovsky int i; 37851da177e4SLinus Torvalds 37861da177e4SLinus Torvalds // Get rid of old data 37871da177e4SLinus Torvalds psg->count = 0; 37881da177e4SLinus Torvalds psg->sg[0].addr = 0; 37891da177e4SLinus Torvalds psg->sg[0].count = 0; 3790727eead6SFUJITA Tomonori 3791727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3792a2260323SNikola Pajkovsky if (nseg <= 0) 37930b433447SMahesh Rajashekhara return nseg; 37941da177e4SLinus Torvalds 3795727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 37961da177e4SLinus Torvalds 3797727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 37981da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 37991da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 38001da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 38011da177e4SLinus Torvalds } 38021da177e4SLinus Torvalds /* hba wants the size to be exact */ 3803727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 380456b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3805727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 380656b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3807727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38081da177e4SLinus Torvalds } 38091da177e4SLinus Torvalds /* Check for command underflow */ 38101da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 38111da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38121da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38131da177e4SLinus Torvalds } 3814a2260323SNikola Pajkovsky 38151da177e4SLinus Torvalds return byte_count; 38161da177e4SLinus Torvalds } 38171da177e4SLinus Torvalds 38181da177e4SLinus Torvalds 38190b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 38201da177e4SLinus Torvalds { 38211da177e4SLinus Torvalds unsigned long byte_count = 0; 382256b58712SMark Haverkamp u64 addr; 3823727eead6SFUJITA Tomonori int nseg; 3824a2260323SNikola Pajkovsky struct scatterlist *sg; 3825a2260323SNikola Pajkovsky int i; 38261da177e4SLinus Torvalds 38271da177e4SLinus Torvalds // Get rid of old data 38281da177e4SLinus Torvalds psg->count = 0; 38291da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 38301da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 38311da177e4SLinus Torvalds psg->sg[0].count = 0; 3832727eead6SFUJITA Tomonori 3833727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3834a2260323SNikola Pajkovsky if (nseg <= 0) 38350b433447SMahesh Rajashekhara return nseg; 38361da177e4SLinus Torvalds 3837727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38381241f359SMark Haverkamp int count = sg_dma_len(sg); 383956b58712SMark Haverkamp addr = sg_dma_address(sg); 384056b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 384156b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 38421241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38431241f359SMark Haverkamp byte_count += count; 38441da177e4SLinus Torvalds } 3845727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38461da177e4SLinus Torvalds /* hba wants the size to be exact */ 3847727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 384856b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3849727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 385056b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3851727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38521da177e4SLinus Torvalds } 38531da177e4SLinus Torvalds /* Check for command underflow */ 38541da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 38551da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38561da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38571da177e4SLinus Torvalds } 3858a2260323SNikola Pajkovsky 38591da177e4SLinus Torvalds return byte_count; 38601da177e4SLinus Torvalds } 38611da177e4SLinus Torvalds 38620b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 38630e68c003SMark Haverkamp { 38640e68c003SMark Haverkamp unsigned long byte_count = 0; 3865727eead6SFUJITA Tomonori int nseg; 3866a2260323SNikola Pajkovsky struct scatterlist *sg; 3867a2260323SNikola Pajkovsky int i; 38680e68c003SMark Haverkamp 38690e68c003SMark Haverkamp // Get rid of old data 38700e68c003SMark Haverkamp psg->count = 0; 38710e68c003SMark Haverkamp psg->sg[0].next = 0; 38720e68c003SMark Haverkamp psg->sg[0].prev = 0; 38730e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 38740e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 38750e68c003SMark Haverkamp psg->sg[0].count = 0; 38760e68c003SMark Haverkamp psg->sg[0].flags = 0; 3877727eead6SFUJITA Tomonori 3878727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3879a2260323SNikola Pajkovsky if (nseg <= 0) 38800b433447SMahesh Rajashekhara return nseg; 38810e68c003SMark Haverkamp 3882727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38830e68c003SMark Haverkamp int count = sg_dma_len(sg); 38840e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 38850e68c003SMark Haverkamp psg->sg[i].next = 0; 38860e68c003SMark Haverkamp psg->sg[i].prev = 0; 38870e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 38880e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 38890e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38900e68c003SMark Haverkamp psg->sg[i].flags = 0; 38910e68c003SMark Haverkamp byte_count += count; 38920e68c003SMark Haverkamp } 3893727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38940e68c003SMark Haverkamp /* hba wants the size to be exact */ 3895727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 38960e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3897727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 38980e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3899727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39000e68c003SMark Haverkamp } 39010e68c003SMark Haverkamp /* Check for command underflow */ 39020e68c003SMark Haverkamp if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39030e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39040e68c003SMark Haverkamp byte_count, scsicmd->underflow); 39050e68c003SMark Haverkamp } 3906a2260323SNikola Pajkovsky 39070e68c003SMark Haverkamp return byte_count; 39080e68c003SMark Haverkamp } 39090e68c003SMark Haverkamp 39100b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 39110b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 391285d22bbfSMahesh Rajashekhara { 391385d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 391485d22bbfSMahesh Rajashekhara int nseg; 391585d22bbfSMahesh Rajashekhara struct scatterlist *sg; 391685d22bbfSMahesh Rajashekhara int i, conformable = 0; 391785d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 391885d22bbfSMahesh Rajashekhara 3919a2260323SNikola Pajkovsky nseg = scsi_dma_map(scsicmd); 3920a2260323SNikola Pajkovsky if (nseg <= 0) 3921a2260323SNikola Pajkovsky return nseg; 3922a2260323SNikola Pajkovsky 392385d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 392485d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 392585d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 392685d22bbfSMahesh Rajashekhara 392785d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 392885d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 392985d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 393085d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 393185d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 393285d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 393385d22bbfSMahesh Rajashekhara if (i == 0) { 393485d22bbfSMahesh Rajashekhara conformable = 1; 393585d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 393685d22bbfSMahesh Rajashekhara } else if (i == 1) { 393785d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 393885d22bbfSMahesh Rajashekhara min_size = cur_size; 393985d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 394085d22bbfSMahesh Rajashekhara conformable = 0; 394185d22bbfSMahesh Rajashekhara if (cur_size < min_size) 394285d22bbfSMahesh Rajashekhara min_size = cur_size; 394385d22bbfSMahesh Rajashekhara } 394485d22bbfSMahesh Rajashekhara byte_count += count; 394585d22bbfSMahesh Rajashekhara } 394685d22bbfSMahesh Rajashekhara 394785d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 394885d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 394985d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 395085d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 395185d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 395285d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 395385d22bbfSMahesh Rajashekhara } 395485d22bbfSMahesh Rajashekhara 395585d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 395685d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 395785d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 395885d22bbfSMahesh Rajashekhara if (!conformable) { 395985d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 396085d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 396185d22bbfSMahesh Rajashekhara err_found = 0; 396285d22bbfSMahesh Rajashekhara nseg_new = 2; 396385d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 396485d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 396585d22bbfSMahesh Rajashekhara err_found = 1; 396685d22bbfSMahesh Rajashekhara break; 396785d22bbfSMahesh Rajashekhara } 396885d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 396985d22bbfSMahesh Rajashekhara } 397085d22bbfSMahesh Rajashekhara if (!err_found) 397185d22bbfSMahesh Rajashekhara break; 397285d22bbfSMahesh Rajashekhara } 397396676246SNikola Pajkovsky if (i > 0 && nseg_new <= sg_max) { 397496676246SNikola Pajkovsky int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); 397596676246SNikola Pajkovsky 397696676246SNikola Pajkovsky if (ret < 0) 397796676246SNikola Pajkovsky return ret; 397896676246SNikola Pajkovsky } 397985d22bbfSMahesh Rajashekhara } else 398085d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 398185d22bbfSMahesh Rajashekhara 398285d22bbfSMahesh Rajashekhara /* Check for command underflow */ 398385d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 398485d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 398585d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 398685d22bbfSMahesh Rajashekhara } 398785d22bbfSMahesh Rajashekhara 398885d22bbfSMahesh Rajashekhara return byte_count; 398985d22bbfSMahesh Rajashekhara } 399085d22bbfSMahesh Rajashekhara 399185d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 399285d22bbfSMahesh Rajashekhara { 399385d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 399485d22bbfSMahesh Rajashekhara int i, j, pos; 399585d22bbfSMahesh Rajashekhara u32 addr_low; 399685d22bbfSMahesh Rajashekhara 399785d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 399885d22bbfSMahesh Rajashekhara return 0; 399985d22bbfSMahesh Rajashekhara 400039107e85SGustavo A. R. Silva sge = kmalloc_array(nseg_new, sizeof(*sge), GFP_ATOMIC); 400185d22bbfSMahesh Rajashekhara if (sge == NULL) 400296676246SNikola Pajkovsky return -ENOMEM; 400385d22bbfSMahesh Rajashekhara 400485d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 400585d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 400685d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 400785d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 400885d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 400985d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 401085d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 401185d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 401285d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 401385d22bbfSMahesh Rajashekhara pos++; 401485d22bbfSMahesh Rajashekhara } 401585d22bbfSMahesh Rajashekhara } 401685d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 401785d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 401885d22bbfSMahesh Rajashekhara 401985d22bbfSMahesh Rajashekhara kfree(sge); 402085d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 402185d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 402285d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 402385d22bbfSMahesh Rajashekhara return 0; 402485d22bbfSMahesh Rajashekhara } 402585d22bbfSMahesh Rajashekhara 4026ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4027ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4028ab5d129fSRaghava Aditya Renukunta int sg_max, 4029ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4030ab5d129fSRaghava Aditya Renukunta { 4031ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4032ab5d129fSRaghava Aditya Renukunta int nseg; 4033ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4034ab5d129fSRaghava Aditya Renukunta int i; 4035ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4036ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4037ab5d129fSRaghava Aditya Renukunta 4038ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4039ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4040ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4041ab5d129fSRaghava Aditya Renukunta goto out; 4042ab5d129fSRaghava Aditya Renukunta } 4043ab5d129fSRaghava Aditya Renukunta 4044ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4045ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4046ab5d129fSRaghava Aditya Renukunta else 4047ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4048ab5d129fSRaghava Aditya Renukunta 4049ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4050ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4051ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4052ab5d129fSRaghava Aditya Renukunta 4053ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4054ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4055ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4056ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4057ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4058ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4059ab5d129fSRaghava Aditya Renukunta byte_count += count; 4060ab5d129fSRaghava Aditya Renukunta sge++; 4061ab5d129fSRaghava Aditya Renukunta } 4062ab5d129fSRaghava Aditya Renukunta 4063ab5d129fSRaghava Aditya Renukunta sge--; 4064ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4065ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4066ab5d129fSRaghava Aditya Renukunta u32 temp; 4067ab5d129fSRaghava Aditya Renukunta 4068ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4069ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4070ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4071ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4072ab5d129fSRaghava Aditya Renukunta } 4073ab5d129fSRaghava Aditya Renukunta 4074ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4075ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4076ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4077ab5d129fSRaghava Aditya Renukunta } else { 4078ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4079ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4080ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4081ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4082ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4083ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4084ab5d129fSRaghava Aditya Renukunta } 4085ab5d129fSRaghava Aditya Renukunta 4086ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4087ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4088ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4089ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4090ab5d129fSRaghava Aditya Renukunta } 4091ab5d129fSRaghava Aditya Renukunta out: 4092ab5d129fSRaghava Aditya Renukunta return byte_count; 4093ab5d129fSRaghava Aditya Renukunta } 4094ab5d129fSRaghava Aditya Renukunta 40951da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 40961da177e4SLinus Torvalds 40971da177e4SLinus Torvalds struct aac_srb_status_info { 40981da177e4SLinus Torvalds u32 status; 40991da177e4SLinus Torvalds char *str; 41001da177e4SLinus Torvalds }; 41011da177e4SLinus Torvalds 41021da177e4SLinus Torvalds 41031da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 41041da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 41051da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 41061da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 41071da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 41081da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 41091da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 41101da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 41111da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 41121da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 41131da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 41141da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 41151da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 41161da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 41171da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 41181da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 41191da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 41201da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 41211da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 41221da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 41231da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 41241da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 41251da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 41261da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 41271da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 41281da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 41291da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 41301da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 41311da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 41321da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 41331da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 41341da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 41351da177e4SLinus Torvalds { 0xff, "Unknown Error"} 41361da177e4SLinus Torvalds }; 41371da177e4SLinus Torvalds 41381da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 41391da177e4SLinus Torvalds { 41401da177e4SLinus Torvalds int i; 41411da177e4SLinus Torvalds 41426391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 41436391a113STobias Klauser if (srb_status_info[i].status == status) 41441da177e4SLinus Torvalds return srb_status_info[i].str; 41451da177e4SLinus Torvalds 41461da177e4SLinus Torvalds return "Bad Status Code"; 41471da177e4SLinus Torvalds } 41481da177e4SLinus Torvalds 41491da177e4SLinus Torvalds #endif 4150