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); 2267afdb863SBart Van Assche static void aac_probe_container_scsi_done(struct scsi_cmnd *scsi_cmnd); 2271da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 228ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd); 2291da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 2301da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 2311da177e4SLinus Torvalds #endif 2321da177e4SLinus Torvalds 2331da177e4SLinus Torvalds /* 2341da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 2351da177e4SLinus Torvalds */ 2361da177e4SLinus Torvalds 2371da177e4SLinus Torvalds static int nondasd = -1; 238d8e96507SLeubner, Achim static int aac_cache = 2; /* WCE=0 to avoid performance problems */ 2391da177e4SLinus Torvalds static int dacmode = -1; 2408ef22247SSalyzyn, Mark int aac_msi; 2411208bab5SSalyzyn, Mark int aac_commit = -1; 242404d9a90SMark Haverkamp int startup_timeout = 180; 243404d9a90SMark Haverkamp int aif_timeout = 120; 24411604612SMahesh Rajashekhara int aac_sync_mode; /* Only Sync. transfer - disabled */ 245571e1568SJason Yan static int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ 2461da177e4SLinus Torvalds 24711604612SMahesh Rajashekhara module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); 24811604612SMahesh Rajashekhara MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" 24911604612SMahesh Rajashekhara " 0=off, 1=on"); 25085d22bbfSMahesh Rajashekhara module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); 25185d22bbfSMahesh Rajashekhara MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" 25285d22bbfSMahesh Rajashekhara " 0=off, 1=on"); 2539a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 2548ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 2558ef22247SSalyzyn, Mark " 0=off, 1=on"); 25695e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 2578ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 2588ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 2598ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 260d8e96507SLeubner, Achim "\tbit 2 - Disable only if Battery is protecting Cache"); 2619a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 2628ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 2638ef22247SSalyzyn, Mark " 0=off, 1=on"); 2641208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 2658ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 2668ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 2678ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 2688ef22247SSalyzyn, Mark " 0=off, 1=on"); 2698ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 2708ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 2719022d375SMahesh Rajashekhara " 0=PIC(default), 1=MSI, 2=MSI-X)"); 272404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 2738ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 274*4d516e49SRandy Dunlap " adapter to have its kernel up and\n" 2758ef22247SSalyzyn, Mark "running. This is typically adjusted for large systems that do not" 2768ef22247SSalyzyn, Mark " have a BIOS."); 277404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 2788ef22247SSalyzyn, Mark MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 2798ef22247SSalyzyn, Mark " applications to pick up AIFs before\n" 2808ef22247SSalyzyn, Mark "deregistering them. This is typically adjusted for heavily burdened" 2818ef22247SSalyzyn, Mark " systems."); 2821da177e4SLinus Torvalds 28309624645SRaghava Aditya Renukunta int aac_fib_dump; 28409624645SRaghava Aditya Renukunta module_param(aac_fib_dump, int, 0644); 28509624645SRaghava Aditya Renukunta MODULE_PARM_DESC(aac_fib_dump, "Dump controller fibs prior to IOP_RESET 0=off, 1=on"); 28609624645SRaghava Aditya Renukunta 2877c00ffa3SMark Haverkamp int numacb = -1; 2887c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 2898ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 2908ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 2918ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 2927c00ffa3SMark Haverkamp 293571e1568SJason Yan static int acbsize = -1; 2947c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 2958ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 2968ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 2978ef22247SSalyzyn, Mark " suggestion from Firmware."); 298653ba58dSMark Haverkamp 29929c97684SSalyzyn, Mark int update_interval = 30 * 60; 30029c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 3018ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 3028ef22247SSalyzyn, Mark " updates issued to adapter."); 30329c97684SSalyzyn, Mark 30411da1b7cSRaghava Aditya Renukunta int check_interval = 60; 30529c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 3068ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 3078ef22247SSalyzyn, Mark " checks."); 30829c97684SSalyzyn, Mark 30987f3bda3SAndrew Morton int aac_check_reset = 1; 31087f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 31195e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 3128ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 3138ef22247SSalyzyn, Mark " ignore it."); 31429c97684SSalyzyn, Mark 315e37ee4beSMark Haverkamp int expose_physicals = -1; 316653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 3178ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 3188ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 31903d44337SMark Haverkamp 3208ef22247SSalyzyn, Mark int aac_reset_devices; 3211208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 3221208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 32303d44337SMark Haverkamp 324571e1568SJason Yan static int aac_wwn = 1; 325d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 326d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 327d8e96507SLeubner, Achim "\t0 - Disable\n" 328d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 329d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 330d8e96507SLeubner, Achim 331d8e96507SLeubner, Achim 33203d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 33303d44337SMark Haverkamp struct fib *fibptr) { 33403d44337SMark Haverkamp struct scsi_device *device; 33503d44337SMark Haverkamp 3367afdb863SBart Van Assche if (unlikely(!scsicmd)) { 337c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 33803d44337SMark Haverkamp aac_fib_complete(fibptr); 33903d44337SMark Haverkamp return 0; 34003d44337SMark Haverkamp } 34103d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 34203d44337SMark Haverkamp device = scsicmd->device; 3433ffd6c5aSRaghava Aditya Renukunta if (unlikely(!device)) { 34403d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 34503d44337SMark Haverkamp aac_fib_complete(fibptr); 34603d44337SMark Haverkamp return 0; 34703d44337SMark Haverkamp } 34803d44337SMark Haverkamp return 1; 34903d44337SMark Haverkamp } 35003d44337SMark Haverkamp 3511da177e4SLinus Torvalds /** 3521da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 353b115958dSLee Jones * @dev: aac driver data 354b115958dSLee Jones * @commit_flag: force sending CT_COMMIT_CONFIG 3551da177e4SLinus Torvalds * 3561da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 3571da177e4SLinus Torvalds */ 3588c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 3591da177e4SLinus Torvalds { 3601da177e4SLinus Torvalds int status = 0; 3611da177e4SLinus Torvalds struct fib * fibptr; 3621da177e4SLinus Torvalds 363bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3641da177e4SLinus Torvalds return -ENOMEM; 3651da177e4SLinus Torvalds 366bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3671da177e4SLinus Torvalds { 3681da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 3691da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 3701da177e4SLinus Torvalds 3711da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3721da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 3731da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 3741da177e4SLinus Torvalds } 3751da177e4SLinus Torvalds 376bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3771da177e4SLinus Torvalds fibptr, 3781da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 3791da177e4SLinus Torvalds FsaNormal, 3801da177e4SLinus Torvalds 1, 1, 3811da177e4SLinus Torvalds NULL, NULL); 3821da177e4SLinus Torvalds if (status < 0) { 3831da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 3841da177e4SLinus Torvalds } else { 3851da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 3861da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 3871da177e4SLinus Torvalds dprintk((KERN_WARNING 3881da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 3891da177e4SLinus Torvalds le32_to_cpu(reply->response), 3901da177e4SLinus Torvalds le32_to_cpu(reply->status), 3911da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 3921da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 3931da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 3941da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 3951da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 3961da177e4SLinus Torvalds status = -EINVAL; 3971da177e4SLinus Torvalds } 3981da177e4SLinus Torvalds } 399cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless receives a response from F/W */ 400cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 401bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 402cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 4031da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 4041da177e4SLinus Torvalds if (status >= 0) { 4051208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 4061da177e4SLinus Torvalds struct aac_commit_config * dinfo; 407bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4081da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 4091da177e4SLinus Torvalds 4101da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4111da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 4121da177e4SLinus Torvalds 413bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4141da177e4SLinus Torvalds fibptr, 4151da177e4SLinus Torvalds sizeof (struct aac_commit_config), 4161da177e4SLinus Torvalds FsaNormal, 4171da177e4SLinus Torvalds 1, 1, 4181da177e4SLinus Torvalds NULL, NULL); 419cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless 420cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * receives a response from F/W */ 421cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 422bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4231208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 4241da177e4SLinus Torvalds printk(KERN_WARNING 4251da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 4261da177e4SLinus Torvalds } 4271da177e4SLinus Torvalds } 428cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 429cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 430bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4311da177e4SLinus Torvalds return status; 4321da177e4SLinus Torvalds } 4331da177e4SLinus Torvalds 434e3cc268fSRajashekhara, Mahesh static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 435e3cc268fSRajashekhara, Mahesh { 436e3cc268fSRajashekhara, Mahesh char inq_data; 437e3cc268fSRajashekhara, Mahesh scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 438e3cc268fSRajashekhara, Mahesh if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 439e3cc268fSRajashekhara, Mahesh inq_data &= 0xdf; 440e3cc268fSRajashekhara, Mahesh scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 441e3cc268fSRajashekhara, Mahesh } 442e3cc268fSRajashekhara, Mahesh } 443e3cc268fSRajashekhara, Mahesh 4441da177e4SLinus Torvalds /** 4451da177e4SLinus Torvalds * aac_get_containers - list containers 446b115958dSLee Jones * @dev: aac driver data 4471da177e4SLinus Torvalds * 4481da177e4SLinus Torvalds * Make a list of all containers on this controller 4491da177e4SLinus Torvalds */ 4501da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 4511da177e4SLinus Torvalds { 4521da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4531da177e4SLinus Torvalds u32 index; 4541da177e4SLinus Torvalds int status = 0; 4551da177e4SLinus Torvalds struct fib * fibptr; 4561da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 4571da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 4581da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4591da177e4SLinus Torvalds 460bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4611da177e4SLinus Torvalds return -ENOMEM; 4621da177e4SLinus Torvalds 463bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4641da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 4651da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4661da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 4671da177e4SLinus Torvalds 468bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4691da177e4SLinus Torvalds fibptr, 4701da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 4711da177e4SLinus Torvalds FsaNormal, 4721da177e4SLinus Torvalds 1, 1, 4731da177e4SLinus Torvalds NULL, NULL); 4741da177e4SLinus Torvalds if (status >= 0) { 4751da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 4761da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 4771c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 478a7129a54SMahesh Rajashekhara AAC_OPTION_SUPPORTED_240_VOLUMES) { 479a7129a54SMahesh Rajashekhara maximum_num_containers = 480a7129a54SMahesh Rajashekhara le32_to_cpu(dresp->MaxSimpleVolumes); 481a7129a54SMahesh Rajashekhara } 482bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4831da177e4SLinus Torvalds } 484cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 485cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 486fe76df42SMark Haverkamp aac_fib_free(fibptr); 4871da177e4SLinus Torvalds 4881da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 4891da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4903ffd6c5aSRaghava Aditya Renukunta if (dev->fsa_dev == NULL || 4913ffd6c5aSRaghava Aditya Renukunta dev->maximum_num_containers != maximum_num_containers) { 4923ffd6c5aSRaghava Aditya Renukunta 4933ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = dev->fsa_dev; 4943ffd6c5aSRaghava Aditya Renukunta 4953ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev = kcalloc(maximum_num_containers, 4963ffd6c5aSRaghava Aditya Renukunta sizeof(*fsa_dev_ptr), GFP_KERNEL); 4973ffd6c5aSRaghava Aditya Renukunta 4983ffd6c5aSRaghava Aditya Renukunta kfree(fsa_dev_ptr); 4993ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = NULL; 5003ffd6c5aSRaghava Aditya Renukunta 5013ffd6c5aSRaghava Aditya Renukunta 5023ffd6c5aSRaghava Aditya Renukunta if (!dev->fsa_dev) 5031da177e4SLinus Torvalds return -ENOMEM; 5041da177e4SLinus Torvalds 5051da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 5063ffd6c5aSRaghava Aditya Renukunta } 5073ffd6c5aSRaghava Aditya Renukunta for (index = 0; index < dev->maximum_num_containers; index++) { 5083ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].devname[0] = '\0'; 5093ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].valid = 0; 5101da177e4SLinus Torvalds 511fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 5121da177e4SLinus Torvalds 5131da177e4SLinus Torvalds if (status < 0) { 5141da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 5151da177e4SLinus Torvalds break; 5161da177e4SLinus Torvalds } 5171da177e4SLinus Torvalds } 5181da177e4SLinus Torvalds return status; 5191da177e4SLinus Torvalds } 5201da177e4SLinus Torvalds 5211dec65e3SBart Van Assche static void aac_scsi_done(struct scsi_cmnd *scmd) 5221dec65e3SBart Van Assche { 5237afdb863SBart Van Assche if (scmd->device->request_queue) { 5247afdb863SBart Van Assche /* SCSI command has been submitted by the SCSI mid-layer. */ 5257afdb863SBart Van Assche scsi_done(scmd); 5267afdb863SBart Van Assche } else { 5277afdb863SBart Van Assche /* SCSI command has been submitted by aac_probe_container(). */ 5287afdb863SBart Van Assche aac_probe_container_scsi_done(scmd); 5297afdb863SBart Van Assche } 5301dec65e3SBart Van Assche } 5311dec65e3SBart Van Assche 5321da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 5331da177e4SLinus Torvalds { 5341da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 5351da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 5361da177e4SLinus Torvalds 5371da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 5381da177e4SLinus Torvalds 53903d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 54003d44337SMark Haverkamp return; 54103d44337SMark Haverkamp 5421da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 543125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 5441da177e4SLinus Torvalds 5451da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 5461da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 5471da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 5481da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 5491da177e4SLinus Torvalds char *sp = get_name_reply->data; 550c593642cSPankaj Bharadiya int data_size = sizeof_field(struct aac_get_name_resp, data); 551c8026732SRaghava Aditya Renukunta 552c8026732SRaghava Aditya Renukunta sp[data_size - 1] = '\0'; 5531da177e4SLinus Torvalds while (*sp == ' ') 5541da177e4SLinus Torvalds ++sp; 5553b2946ccSMark Haverkamp if (*sp) { 556d4345028SFUJITA Tomonori struct inquiry_data inq; 5573b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 5583b2946ccSMark Haverkamp int count = sizeof(d); 5593b2946ccSMark Haverkamp char *dp = d; 5603b2946ccSMark Haverkamp do { 5611da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 5621da177e4SLinus Torvalds } while (--count > 0); 563d4345028SFUJITA Tomonori 564d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 565d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 566d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 5671da177e4SLinus Torvalds } 5683b2946ccSMark Haverkamp } 5693b2946ccSMark Haverkamp 570cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 5711da177e4SLinus Torvalds 572bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 5731dec65e3SBart Van Assche aac_scsi_done(scsicmd); 5741da177e4SLinus Torvalds } 5751da177e4SLinus Torvalds 576e7eb414cSLee Jones /* 5771da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 5781da177e4SLinus Torvalds */ 5799e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 5801da177e4SLinus Torvalds { 5811da177e4SLinus Torvalds int status; 582c8026732SRaghava Aditya Renukunta int data_size; 5831da177e4SLinus Torvalds struct aac_get_name *dinfo; 5841da177e4SLinus Torvalds struct fib * cmd_fibcontext; 5851da177e4SLinus Torvalds struct aac_dev * dev; 5861da177e4SLinus Torvalds 5871da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 5881da177e4SLinus Torvalds 589c593642cSPankaj Bharadiya data_size = sizeof_field(struct aac_get_name_resp, data); 590c8026732SRaghava Aditya Renukunta 5916bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 5921da177e4SLinus Torvalds 593bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 5941da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 5951ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5961da177e4SLinus Torvalds 5971da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 5981da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 5999e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 600c8026732SRaghava Aditya Renukunta dinfo->count = cpu_to_le32(data_size - 1); 6011da177e4SLinus Torvalds 602bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 6031da177e4SLinus Torvalds cmd_fibcontext, 604fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_name_resp), 6051da177e4SLinus Torvalds FsaNormal, 6061da177e4SLinus Torvalds 0, 1, 6071da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 6081da177e4SLinus Torvalds (void *) scsicmd); 6091da177e4SLinus Torvalds 6101da177e4SLinus Torvalds /* 6111da177e4SLinus Torvalds * Check that the command queued to the controller 6121da177e4SLinus Torvalds */ 6131ae948faSBrian King if (status == -EINPROGRESS) 6141da177e4SLinus Torvalds return 0; 6151da177e4SLinus Torvalds 616bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 617bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 6181da177e4SLinus Torvalds return -1; 6191da177e4SLinus Torvalds } 6201da177e4SLinus Torvalds 621fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 622fe76df42SMark Haverkamp { 623fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 624fe76df42SMark Haverkamp 6251a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 626fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 627fe76df42SMark Haverkamp 628fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 6291dec65e3SBart Van Assche aac_scsi_done(scsicmd); 630fe76df42SMark Haverkamp return 0; 631fe76df42SMark Haverkamp } 632fe76df42SMark Haverkamp 6331a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 634fe76df42SMark Haverkamp { 63503d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 636fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 63703d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 638999b3ffcSRaghava Aditya Renukunta int i; 63903d44337SMark Haverkamp 64003d44337SMark Haverkamp 6411a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6421a655040SSalyzyn, Mark return; 643fe76df42SMark Haverkamp 644fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 6451a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 646fe76df42SMark Haverkamp if (fsa_dev_ptr) { 647fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 6481c68856eSRaghava Aditya Renukunta __le32 sup_options2; 6491c68856eSRaghava Aditya Renukunta 650fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 6511c68856eSRaghava Aditya Renukunta sup_options2 = 6521c68856eSRaghava Aditya Renukunta fibptr->dev->supplement_adapter_info.supported_options2; 653fe76df42SMark Haverkamp 654fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 655fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 656fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 6571c68856eSRaghava Aditya Renukunta if (!(sup_options2 & AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 658b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 659b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 660b836439fSMahesh Rajashekhara } else { 661b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 662b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 663b836439fSMahesh Rajashekhara } 664999b3ffcSRaghava Aditya Renukunta for (i = 0; i < 16; i++) 665999b3ffcSRaghava Aditya Renukunta fsa_dev_ptr->identifier[i] = 666999b3ffcSRaghava Aditya Renukunta dresp->mnt[0].fileinfo.bdevinfo 667999b3ffcSRaghava Aditya Renukunta .identifier[i]; 668fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 669655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 670655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 671655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 672655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 673655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 674fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 675fe76df42SMark Haverkamp fsa_dev_ptr->size 676fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 677fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 678fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 679fe76df42SMark Haverkamp } 680fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 681fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 682fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 683fe76df42SMark Haverkamp } 684fe76df42SMark Haverkamp aac_fib_complete(fibptr); 685fe76df42SMark Haverkamp aac_fib_free(fibptr); 686fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 687fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 6881a655040SSalyzyn, Mark (*callback)(scsicmd); 6891a655040SSalyzyn, Mark return; 690fe76df42SMark Haverkamp } 691fe76df42SMark Haverkamp 6921a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 693fe76df42SMark Haverkamp { 694fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 695fe76df42SMark Haverkamp struct aac_mount * dresp; 696fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 697fe76df42SMark Haverkamp int status; 698fe76df42SMark Haverkamp 699fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 7006c92f7dbSDave Carroll if (!aac_supports_2T(fibptr->dev)) { 701fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 7026c92f7dbSDave Carroll if ((le32_to_cpu(dresp->status) == ST_OK) && 7031a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 7041a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 7051a655040SSalyzyn, Mark return; 7061a655040SSalyzyn, Mark } 7076c92f7dbSDave Carroll } 708fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 709fe76df42SMark Haverkamp 71003d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 7111a655040SSalyzyn, Mark return; 71203d44337SMark Haverkamp 713fe76df42SMark Haverkamp aac_fib_init(fibptr); 714fe76df42SMark Haverkamp 715fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 716fe76df42SMark Haverkamp 7171c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 718b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 719b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 720b836439fSMahesh Rajashekhara else 721fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 722b836439fSMahesh Rajashekhara 723fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 724fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 7251ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 726fe76df42SMark Haverkamp 727fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 728fe76df42SMark Haverkamp fibptr, 729fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 730fe76df42SMark Haverkamp FsaNormal, 731fe76df42SMark Haverkamp 0, 1, 7321a655040SSalyzyn, Mark _aac_probe_container2, 733fe76df42SMark Haverkamp (void *) scsicmd); 734fe76df42SMark Haverkamp /* 735fe76df42SMark Haverkamp * Check that the command queued to the controller 736fe76df42SMark Haverkamp */ 7371ae948faSBrian King if (status < 0 && status != -EINPROGRESS) { 738fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 739fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7401a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 741fe76df42SMark Haverkamp } 742fe76df42SMark Haverkamp } 743fe76df42SMark Haverkamp 744fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 745fe76df42SMark Haverkamp { 746fe76df42SMark Haverkamp struct fib * fibptr; 747fe76df42SMark Haverkamp int status = -ENOMEM; 748fe76df42SMark Haverkamp 749fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 750fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 751fe76df42SMark Haverkamp 752fe76df42SMark Haverkamp aac_fib_init(fibptr); 753fe76df42SMark Haverkamp 754fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 755fe76df42SMark Haverkamp 7561c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 757b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 758b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 759b836439fSMahesh Rajashekhara else 760fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 761b836439fSMahesh Rajashekhara 762fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 763fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 764fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 7651ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 766fe76df42SMark Haverkamp 767fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 768fe76df42SMark Haverkamp fibptr, 769fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 770fe76df42SMark Haverkamp FsaNormal, 771fe76df42SMark Haverkamp 0, 1, 7721a655040SSalyzyn, Mark _aac_probe_container1, 773fe76df42SMark Haverkamp (void *) scsicmd); 774fe76df42SMark Haverkamp /* 775fe76df42SMark Haverkamp * Check that the command queued to the controller 776fe76df42SMark Haverkamp */ 7771ae948faSBrian King if (status == -EINPROGRESS) 778fe76df42SMark Haverkamp return 0; 7791ae948faSBrian King 780fe76df42SMark Haverkamp if (status < 0) { 781fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 782fe76df42SMark Haverkamp aac_fib_complete(fibptr); 783fe76df42SMark Haverkamp aac_fib_free(fibptr); 784fe76df42SMark Haverkamp } 785fe76df42SMark Haverkamp } 786fe76df42SMark Haverkamp if (status < 0) { 787fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 788fe76df42SMark Haverkamp if (fsa_dev_ptr) { 789fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 790fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 791fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 792fe76df42SMark Haverkamp return (*callback)(scsicmd); 793fe76df42SMark Haverkamp } 794fe76df42SMark Haverkamp } 795fe76df42SMark Haverkamp } 796fe76df42SMark Haverkamp return status; 797fe76df42SMark Haverkamp } 798fe76df42SMark Haverkamp 7991da177e4SLinus Torvalds /** 800a80218c7SLee Jones * aac_probe_container_callback1 - query a logical volume 801e7eb414cSLee Jones * @scsicmd: the scsi command block 8021da177e4SLinus Torvalds * 8031da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 8041da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 8051da177e4SLinus Torvalds */ 806fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 807fe76df42SMark Haverkamp { 808fe76df42SMark Haverkamp scsicmd->device = NULL; 809fe76df42SMark Haverkamp return 0; 810fe76df42SMark Haverkamp } 8111da177e4SLinus Torvalds 812779dfcf6SPhong Tran static void aac_probe_container_scsi_done(struct scsi_cmnd *scsi_cmnd) 813779dfcf6SPhong Tran { 814779dfcf6SPhong Tran aac_probe_container_callback1(scsi_cmnd); 815779dfcf6SPhong Tran } 816779dfcf6SPhong Tran 817bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 8181da177e4SLinus Torvalds { 8197afdb863SBart Van Assche struct scsi_cmnd *scsicmd = kzalloc(sizeof(*scsicmd), GFP_KERNEL); 8207afdb863SBart Van Assche struct scsi_device *scsidev = kzalloc(sizeof(*scsidev), GFP_KERNEL); 8211da177e4SLinus Torvalds int status; 8221da177e4SLinus Torvalds 823fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 824fe76df42SMark Haverkamp kfree(scsicmd); 825fe76df42SMark Haverkamp kfree(scsidev); 82690ee3466SMark Haverkamp return -ENOMEM; 8271da177e4SLinus Torvalds } 8281da177e4SLinus Torvalds 829fe76df42SMark Haverkamp scsicmd->device = scsidev; 830fe76df42SMark Haverkamp scsidev->sdev_state = 0; 831fe76df42SMark Haverkamp scsidev->id = cid; 832fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 8331da177e4SLinus Torvalds 834fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 835fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 836fe76df42SMark Haverkamp schedule(); 837802ae2f0SSalyzyn, Mark kfree(scsidev); 838fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 839fe76df42SMark Haverkamp kfree(scsicmd); 8401da177e4SLinus Torvalds return status; 8411da177e4SLinus Torvalds } 8421da177e4SLinus Torvalds 8431da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8441da177e4SLinus Torvalds struct scsi_inq { 8451da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8461da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8471da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8481da177e4SLinus Torvalds }; 8491da177e4SLinus Torvalds 8501da177e4SLinus Torvalds /** 851a80218c7SLee Jones * inqstrcpy - string merge 8521da177e4SLinus Torvalds * @a: string to copy from 8531da177e4SLinus Torvalds * @b: string to copy to 8541da177e4SLinus Torvalds * 8551da177e4SLinus Torvalds * Copy a String from one location to another 8561da177e4SLinus Torvalds * without copying \0 8571da177e4SLinus Torvalds */ 8581da177e4SLinus Torvalds 8591da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8601da177e4SLinus Torvalds { 8611da177e4SLinus Torvalds 8621da177e4SLinus Torvalds while (*a != (char)0) 8631da177e4SLinus Torvalds *b++ = *a++; 8641da177e4SLinus Torvalds } 8651da177e4SLinus Torvalds 8661da177e4SLinus Torvalds static char *container_types[] = { 8671da177e4SLinus Torvalds "None", 8681da177e4SLinus Torvalds "Volume", 8691da177e4SLinus Torvalds "Mirror", 8701da177e4SLinus Torvalds "Stripe", 8711da177e4SLinus Torvalds "RAID5", 8721da177e4SLinus Torvalds "SSRW", 8731da177e4SLinus Torvalds "SSRO", 8741da177e4SLinus Torvalds "Morph", 8751da177e4SLinus Torvalds "Legacy", 8761da177e4SLinus Torvalds "RAID4", 8771da177e4SLinus Torvalds "RAID10", 8781da177e4SLinus Torvalds "RAID00", 8791da177e4SLinus Torvalds "V-MIRRORS", 8801da177e4SLinus Torvalds "PSEUDO R4", 8811da177e4SLinus Torvalds "RAID50", 88284971738SMark Haverkamp "RAID5D", 88384971738SMark Haverkamp "RAID5D0", 88484971738SMark Haverkamp "RAID1E", 88584971738SMark Haverkamp "RAID6", 88684971738SMark Haverkamp "RAID60", 8871da177e4SLinus Torvalds "Unknown" 8881da177e4SLinus Torvalds }; 8891da177e4SLinus Torvalds 89017eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 89117eaaceeSSalyzyn, Mark { 89217eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 89317eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 89417eaaceeSSalyzyn, Mark return container_types[tindex]; 89517eaaceeSSalyzyn, Mark } 8961da177e4SLinus Torvalds 8971da177e4SLinus Torvalds /* Function: setinqstr 8981da177e4SLinus Torvalds * 8991da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 9001da177e4SLinus Torvalds * 9011da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 90225985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 90325985edcSLucas De Marchi * files instead of in OS dependent driver source. 9041da177e4SLinus Torvalds */ 9051da177e4SLinus Torvalds 906794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 9071da177e4SLinus Torvalds { 9081da177e4SLinus Torvalds struct scsi_inq *str; 9091c68856eSRaghava Aditya Renukunta struct aac_supplement_adapter_info *sup_adap_info; 9101da177e4SLinus Torvalds 9111c68856eSRaghava Aditya Renukunta sup_adap_info = &dev->supplement_adapter_info; 9121da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 913794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 914794d0601SMark Haverkamp 9151c68856eSRaghava Aditya Renukunta if (sup_adap_info->adapter_type_text[0]) { 9163bc8070fSSalyzyn, Mark int c; 917f4e8708dSRaghava Aditya Renukunta char *cp; 918f4e8708dSRaghava Aditya Renukunta char *cname = kmemdup(sup_adap_info->adapter_type_text, 919f4e8708dSRaghava Aditya Renukunta sizeof(sup_adap_info->adapter_type_text), 920f4e8708dSRaghava Aditya Renukunta GFP_ATOMIC); 921f4e8708dSRaghava Aditya Renukunta if (!cname) 922f4e8708dSRaghava Aditya Renukunta return; 923f4e8708dSRaghava Aditya Renukunta 924f4e8708dSRaghava Aditya Renukunta cp = cname; 9253bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 9263bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 9273bc8070fSSalyzyn, Mark else { 9283bc8070fSSalyzyn, Mark c = sizeof(str->vid); 929794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 930794d0601SMark Haverkamp ++cp; 931794d0601SMark Haverkamp c = *cp; 932794d0601SMark Haverkamp *cp = '\0'; 933f4e8708dSRaghava Aditya Renukunta inqstrcpy(cname, str->vid); 934794d0601SMark Haverkamp *cp = c; 935794d0601SMark Haverkamp while (*cp && *cp != ' ') 936794d0601SMark Haverkamp ++cp; 9373bc8070fSSalyzyn, Mark } 938794d0601SMark Haverkamp while (*cp == ' ') 939794d0601SMark Haverkamp ++cp; 940794d0601SMark Haverkamp /* last six chars reserved for vol type */ 94191814744SColin Ian King if (strlen(cp) > sizeof(str->pid)) 942794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 943794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 944f4e8708dSRaghava Aditya Renukunta 945f4e8708dSRaghava Aditya Renukunta kfree(cname); 946794d0601SMark Haverkamp } else { 947794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9481da177e4SLinus Torvalds 9491da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 950794d0601SMark Haverkamp /* last six chars reserved for vol type */ 951794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 952794d0601SMark Haverkamp } 9531da177e4SLinus Torvalds 9546391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9551da177e4SLinus Torvalds char *findit = str->pid; 9561da177e4SLinus Torvalds 9571da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9581da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9591da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9601da177e4SLinus Torvalds *(findit -= 4) = ' '; 961794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 962794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9631da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9641da177e4SLinus Torvalds } 9651da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9661da177e4SLinus Torvalds } 9671da177e4SLinus Torvalds 968999b3ffcSRaghava Aditya Renukunta static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, 969999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev, struct scsi_cmnd *scsicmd) 970999b3ffcSRaghava Aditya Renukunta { 971999b3ffcSRaghava Aditya Renukunta int container; 972999b3ffcSRaghava Aditya Renukunta 973999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.codeset = 1; 974999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifiertype = 3; 975999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) 976999b3ffcSRaghava Aditya Renukunta - 4; 977999b3ffcSRaghava Aditya Renukunta 978999b3ffcSRaghava Aditya Renukunta for (container = 0; container < dev->maximum_num_containers; 979999b3ffcSRaghava Aditya Renukunta container++) { 980999b3ffcSRaghava Aditya Renukunta 981999b3ffcSRaghava Aditya Renukunta if (scmd_id(scsicmd) == container) { 982999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data->type3.Identifier, 983999b3ffcSRaghava Aditya Renukunta dev->fsa_dev[container].identifier, 984999b3ffcSRaghava Aditya Renukunta 16); 985999b3ffcSRaghava Aditya Renukunta break; 986999b3ffcSRaghava Aditya Renukunta } 987999b3ffcSRaghava Aditya Renukunta } 988999b3ffcSRaghava Aditya Renukunta } 989999b3ffcSRaghava Aditya Renukunta 99088e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 99188e2f98eSSalyzyn, Mark { 99288e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 99388e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 99488e2f98eSSalyzyn, Mark 99588e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 99688e2f98eSSalyzyn, Mark 99788e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 99888e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 99988e2f98eSSalyzyn, Mark return; 100088e2f98eSSalyzyn, Mark 100188e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 100288e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 100388e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 10045d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 10055d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 10065d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 1007999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev; 10085d910649SMahesh Rajashekhara int i; 1009999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 vpdpage83data; 10105d910649SMahesh Rajashekhara 1011999b3ffcSRaghava Aditya Renukunta dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1012999b3ffcSRaghava Aditya Renukunta 1013999b3ffcSRaghava Aditya Renukunta memset(((u8 *)&vpdpage83data), 0, 1014999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10155d910649SMahesh Rajashekhara 10165d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 1017999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceType = 0; 10185d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 1019999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceTypeQualifier = 0; 10205d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 1021999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageCode = 0x83; 1022999b3ffcSRaghava Aditya Renukunta vpdpage83data.reserved = 0; 1023999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength = 1024999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) + 1025999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2); 1026999b3ffcSRaghava Aditya Renukunta 1027999b3ffcSRaghava Aditya Renukunta /* VPD 83 Type 3 is not supported for ARC */ 1028999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) 1029999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength += 1030999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type3); 10315d910649SMahesh Rajashekhara 10325d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 1033999b3ffcSRaghava Aditya Renukunta /* VpdcodesetAscii */ 1034999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.codeset = 2; 10355d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 1036999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifiertype = 1; 1037999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifierlength = 1038999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) - 4; 10395d910649SMahesh Rajashekhara 10405d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 1041999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.venid, 10425d910649SMahesh Rajashekhara "ADAPTEC ", 1043999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1.venid)); 1044999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.productid, 10455d910649SMahesh Rajashekhara "ARRAY ", 10465d910649SMahesh Rajashekhara sizeof( 1047999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.productid)); 10485d910649SMahesh Rajashekhara 10495d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 10505d910649SMahesh Rajashekhara * The LSB is the the end. 10515d910649SMahesh Rajashekhara */ 10525d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 10535d910649SMahesh Rajashekhara u8 temp = 10545d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 10555d910649SMahesh Rajashekhara if (temp > 0x9) { 1056999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10575d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 10585d910649SMahesh Rajashekhara } else { 1059999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10605d910649SMahesh Rajashekhara '0' + temp; 10615d910649SMahesh Rajashekhara } 10625d910649SMahesh Rajashekhara } 10635d910649SMahesh Rajashekhara 10645d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 1065999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.codeset = 1; 1066999b3ffcSRaghava Aditya Renukunta /* VpdidentifiertypeEUI64 */ 1067999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifiertype = 2; 1068999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifierlength = 1069999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2) - 4; 10705d910649SMahesh Rajashekhara 1071999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[0] = 0xD0; 1072999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[1] = 0; 1073999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[2] = 0; 10745d910649SMahesh Rajashekhara 1075999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.Serial = 10765d910649SMahesh Rajashekhara get_serial_reply->uid; 1077999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.reserved = 0; 1078999b3ffcSRaghava Aditya Renukunta 1079999b3ffcSRaghava Aditya Renukunta /* 1080999b3ffcSRaghava Aditya Renukunta * VpdIdentifierTypeFCPHName 1081999b3ffcSRaghava Aditya Renukunta * VPD 0x83 Type 3 not supported for ARC 1082999b3ffcSRaghava Aditya Renukunta */ 1083999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) { 1084999b3ffcSRaghava Aditya Renukunta build_vpd83_type3(&vpdpage83data, 1085999b3ffcSRaghava Aditya Renukunta dev, scsicmd); 1086999b3ffcSRaghava Aditya Renukunta } 10875d910649SMahesh Rajashekhara 10885d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 1089999b3ffcSRaghava Aditya Renukunta scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, 1090999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10915d910649SMahesh Rajashekhara } else { 10925d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 109388e2f98eSSalyzyn, Mark char sp[13]; 109488e2f98eSSalyzyn, Mark /* EVPD bit set */ 109588e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 109688e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 109788e2f98eSSalyzyn, Mark sp[2] = 0; 109888e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 109988e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 11005d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 11015d910649SMahesh Rajashekhara sizeof(sp)); 11025d910649SMahesh Rajashekhara } 110388e2f98eSSalyzyn, Mark } 110488e2f98eSSalyzyn, Mark 1105cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 110688e2f98eSSalyzyn, Mark 110788e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 11081dec65e3SBart Van Assche aac_scsi_done(scsicmd); 110988e2f98eSSalyzyn, Mark } 111088e2f98eSSalyzyn, Mark 1111e7eb414cSLee Jones /* 111288e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 111388e2f98eSSalyzyn, Mark */ 111488e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 111588e2f98eSSalyzyn, Mark { 111688e2f98eSSalyzyn, Mark int status; 111788e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 111888e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 111988e2f98eSSalyzyn, Mark struct aac_dev * dev; 112088e2f98eSSalyzyn, Mark 112188e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 112288e2f98eSSalyzyn, Mark 11236bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 112488e2f98eSSalyzyn, Mark 112588e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 112688e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 112788e2f98eSSalyzyn, Mark 112888e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 112988e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 113088e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 11311ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 113288e2f98eSSalyzyn, Mark 113388e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 113488e2f98eSSalyzyn, Mark cmd_fibcontext, 1135fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 113688e2f98eSSalyzyn, Mark FsaNormal, 113788e2f98eSSalyzyn, Mark 0, 1, 113888e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 113988e2f98eSSalyzyn, Mark (void *) scsicmd); 114088e2f98eSSalyzyn, Mark 114188e2f98eSSalyzyn, Mark /* 114288e2f98eSSalyzyn, Mark * Check that the command queued to the controller 114388e2f98eSSalyzyn, Mark */ 11441ae948faSBrian King if (status == -EINPROGRESS) 114588e2f98eSSalyzyn, Mark return 0; 114688e2f98eSSalyzyn, Mark 114788e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 114888e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 114988e2f98eSSalyzyn, Mark return -1; 115088e2f98eSSalyzyn, Mark } 115188e2f98eSSalyzyn, Mark 115288e2f98eSSalyzyn, Mark /* Function: setinqserial 115388e2f98eSSalyzyn, Mark * 115488e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 115588e2f98eSSalyzyn, Mark * 115688e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 115788e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 115888e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 115988e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 116088e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 116188e2f98eSSalyzyn, Mark */ 116288e2f98eSSalyzyn, Mark 116388e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 116488e2f98eSSalyzyn, Mark { 116588e2f98eSSalyzyn, Mark /* 116688e2f98eSSalyzyn, Mark * This breaks array migration. 116788e2f98eSSalyzyn, Mark */ 116888e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 116988e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 117088e2f98eSSalyzyn, Mark } 117188e2f98eSSalyzyn, Mark 11728e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 11738e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 11741da177e4SLinus Torvalds { 11758e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 11768e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 11778e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 11781da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 11791da177e4SLinus Torvalds 11801da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 11811da177e4SLinus Torvalds 11821da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11831da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11848e31e607SSalyzyn, Mark 11851da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11868e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11871da177e4SLinus Torvalds 11888e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11891da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11901da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11918e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11921da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11931da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11941da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11958e31e607SSalyzyn, Mark } else 11968e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 11971da177e4SLinus Torvalds } 11981da177e4SLinus Torvalds 1199e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1200e8f32de5SMark Haverkamp { 1201e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1202e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1203e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1204cdec16c1SHannes Reinecke cmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 12058e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 12068e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 12078e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1208e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12093ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 12103ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 12111dec65e3SBart Van Assche aac_scsi_done(cmd); 1212e8f32de5SMark Haverkamp return 1; 1213e8f32de5SMark Haverkamp } 1214e8f32de5SMark Haverkamp return 0; 1215e8f32de5SMark Haverkamp } 1216e8f32de5SMark Haverkamp 1217e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1218e8f32de5SMark Haverkamp { 1219e8f32de5SMark Haverkamp return 0; 1220e8f32de5SMark Haverkamp } 1221e8f32de5SMark Haverkamp 1222e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1223e8f32de5SMark Haverkamp 1224e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1225e8f32de5SMark Haverkamp { 122685d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 122785d22bbfSMahesh Rajashekhara u16 fibsize, command; 12280b433447SMahesh Rajashekhara long ret; 122985d22bbfSMahesh Rajashekhara 1230e8f32de5SMark Haverkamp aac_fib_init(fib); 1231d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1232d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1233d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 123485d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 123585d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 123685d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 123785d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 123885d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1239b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1240b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 124185d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 124285d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 12430b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 12440b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12450b433447SMahesh Rajashekhara if (ret < 0) 12460b433447SMahesh Rajashekhara return ret; 124785d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 124839107e85SGustavo A. R. Silva fibsize = struct_size(readcmd2, sge, 124939107e85SGustavo A. R. Silva le32_to_cpu(readcmd2->sgeCnt)); 125085d22bbfSMahesh Rajashekhara } else { 125185d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1252e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1253e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1254e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1255b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1256b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1257e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 125885d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1259e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1260e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 12610b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 12620b433447SMahesh Rajashekhara if (ret < 0) 12630b433447SMahesh Rajashekhara return ret; 126485d22bbfSMahesh Rajashekhara command = ContainerRawIo; 126585d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 126685d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 126785d22bbfSMahesh Rajashekhara } 126885d22bbfSMahesh Rajashekhara 1269e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1270e8f32de5SMark Haverkamp /* 1271e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1272e8f32de5SMark Haverkamp */ 127385d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1274e8f32de5SMark Haverkamp fib, 1275e8f32de5SMark Haverkamp fibsize, 1276e8f32de5SMark Haverkamp FsaNormal, 1277e8f32de5SMark Haverkamp 0, 1, 1278e8f32de5SMark Haverkamp (fib_callback) io_callback, 1279e8f32de5SMark Haverkamp (void *) cmd); 1280e8f32de5SMark Haverkamp } 1281e8f32de5SMark Haverkamp 1282e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1283e8f32de5SMark Haverkamp { 1284e8f32de5SMark Haverkamp u16 fibsize; 1285e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12860b433447SMahesh Rajashekhara long ret; 12870b433447SMahesh Rajashekhara 1288e8f32de5SMark Haverkamp aac_fib_init(fib); 1289e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1290e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1291e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1292e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1293e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1294e8f32de5SMark Haverkamp readcmd->pad = 0; 1295e8f32de5SMark Haverkamp readcmd->flags = 0; 1296e8f32de5SMark Haverkamp 12970b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 12980b433447SMahesh Rajashekhara if (ret < 0) 12990b433447SMahesh Rajashekhara return ret; 1300e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1301e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1302e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1303e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1304e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1305e8f32de5SMark Haverkamp /* 1306e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1307e8f32de5SMark Haverkamp */ 1308e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1309e8f32de5SMark Haverkamp fib, 1310e8f32de5SMark Haverkamp fibsize, 1311e8f32de5SMark Haverkamp FsaNormal, 1312e8f32de5SMark Haverkamp 0, 1, 1313e8f32de5SMark Haverkamp (fib_callback) io_callback, 1314e8f32de5SMark Haverkamp (void *) cmd); 1315e8f32de5SMark Haverkamp } 1316e8f32de5SMark Haverkamp 1317e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1318e8f32de5SMark Haverkamp { 1319e8f32de5SMark Haverkamp u16 fibsize; 1320e8f32de5SMark Haverkamp struct aac_read *readcmd; 1321b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13220b433447SMahesh Rajashekhara long ret; 13230b433447SMahesh Rajashekhara 1324e8f32de5SMark Haverkamp aac_fib_init(fib); 1325e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1326e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1327f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1328e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1329b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1330b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1331e8f32de5SMark Haverkamp 13320b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 13330b433447SMahesh Rajashekhara if (ret < 0) 13340b433447SMahesh Rajashekhara return ret; 1335e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1336e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1337e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1338e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1339e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1340e8f32de5SMark Haverkamp /* 1341e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1342e8f32de5SMark Haverkamp */ 1343e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1344e8f32de5SMark Haverkamp fib, 1345e8f32de5SMark Haverkamp fibsize, 1346e8f32de5SMark Haverkamp FsaNormal, 1347e8f32de5SMark Haverkamp 0, 1, 1348e8f32de5SMark Haverkamp (fib_callback) io_callback, 1349e8f32de5SMark Haverkamp (void *) cmd); 1350e8f32de5SMark Haverkamp } 1351e8f32de5SMark Haverkamp 13529d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1353e8f32de5SMark Haverkamp { 135485d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 135585d22bbfSMahesh Rajashekhara u16 fibsize, command; 13560b433447SMahesh Rajashekhara long ret; 135785d22bbfSMahesh Rajashekhara 1358e8f32de5SMark Haverkamp aac_fib_init(fib); 1359d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1360d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1361d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 136285d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 136385d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 136485d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 136585d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 136685d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1367b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1368b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 136985d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 137085d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 137185d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 137285d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 137385d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 13740b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 13750b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 13760b433447SMahesh Rajashekhara if (ret < 0) 13770b433447SMahesh Rajashekhara return ret; 137885d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 137939107e85SGustavo A. R. Silva fibsize = struct_size(writecmd2, sge, 138039107e85SGustavo A. R. Silva le32_to_cpu(writecmd2->sgeCnt)); 138185d22bbfSMahesh Rajashekhara } else { 138285d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1383e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1384e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1385e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1386b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1387b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1388e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 138995e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 139095e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 139185d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 139285d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1393e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1394e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 13950b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 13960b433447SMahesh Rajashekhara if (ret < 0) 13970b433447SMahesh Rajashekhara return ret; 139885d22bbfSMahesh Rajashekhara command = ContainerRawIo; 139985d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 140085d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 140185d22bbfSMahesh Rajashekhara } 140285d22bbfSMahesh Rajashekhara 1403e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1404e8f32de5SMark Haverkamp /* 1405e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1406e8f32de5SMark Haverkamp */ 140785d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1408e8f32de5SMark Haverkamp fib, 1409e8f32de5SMark Haverkamp fibsize, 1410e8f32de5SMark Haverkamp FsaNormal, 1411e8f32de5SMark Haverkamp 0, 1, 1412e8f32de5SMark Haverkamp (fib_callback) io_callback, 1413e8f32de5SMark Haverkamp (void *) cmd); 1414e8f32de5SMark Haverkamp } 1415e8f32de5SMark Haverkamp 14169d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1417e8f32de5SMark Haverkamp { 1418e8f32de5SMark Haverkamp u16 fibsize; 1419e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 14200b433447SMahesh Rajashekhara long ret; 14210b433447SMahesh Rajashekhara 1422e8f32de5SMark Haverkamp aac_fib_init(fib); 1423e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1424e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1425e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1426e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1427e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1428e8f32de5SMark Haverkamp writecmd->pad = 0; 1429e8f32de5SMark Haverkamp writecmd->flags = 0; 1430e8f32de5SMark Haverkamp 14310b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 14320b433447SMahesh Rajashekhara if (ret < 0) 14330b433447SMahesh Rajashekhara return ret; 1434e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1435e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1436e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1437e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1438e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1439e8f32de5SMark Haverkamp /* 1440e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1441e8f32de5SMark Haverkamp */ 1442e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1443e8f32de5SMark Haverkamp fib, 1444e8f32de5SMark Haverkamp fibsize, 1445e8f32de5SMark Haverkamp FsaNormal, 1446e8f32de5SMark Haverkamp 0, 1, 1447e8f32de5SMark Haverkamp (fib_callback) io_callback, 1448e8f32de5SMark Haverkamp (void *) cmd); 1449e8f32de5SMark Haverkamp } 1450e8f32de5SMark Haverkamp 14519d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1452e8f32de5SMark Haverkamp { 1453e8f32de5SMark Haverkamp u16 fibsize; 1454e8f32de5SMark Haverkamp struct aac_write *writecmd; 1455b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 14560b433447SMahesh Rajashekhara long ret; 14570b433447SMahesh Rajashekhara 1458e8f32de5SMark Haverkamp aac_fib_init(fib); 1459e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1460e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1461f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1462e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1463b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1464b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1465e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1466e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1467e8f32de5SMark Haverkamp 14680b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 14690b433447SMahesh Rajashekhara if (ret < 0) 14700b433447SMahesh Rajashekhara return ret; 1471e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1472e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1473e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1474e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1475e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1476e8f32de5SMark Haverkamp /* 1477e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1478e8f32de5SMark Haverkamp */ 1479e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1480e8f32de5SMark Haverkamp fib, 1481e8f32de5SMark Haverkamp fibsize, 1482e8f32de5SMark Haverkamp FsaNormal, 1483e8f32de5SMark Haverkamp 0, 1, 1484e8f32de5SMark Haverkamp (fib_callback) io_callback, 1485e8f32de5SMark Haverkamp (void *) cmd); 1486e8f32de5SMark Haverkamp } 1487e8f32de5SMark Haverkamp 1488e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1489e8f32de5SMark Haverkamp { 1490e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1491e8f32de5SMark Haverkamp u32 flag; 1492e8f32de5SMark Haverkamp u32 timeout; 1493e2fd90ddSBalsundar P struct aac_dev *dev = fib->dev; 1494e8f32de5SMark Haverkamp 1495e8f32de5SMark Haverkamp aac_fib_init(fib); 1496e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1497e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1498e8f32de5SMark Haverkamp flag = SRB_DataOut; 1499e8f32de5SMark Haverkamp break; 1500e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1501e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1502e8f32de5SMark Haverkamp break; 1503e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1504e8f32de5SMark Haverkamp flag = SRB_DataIn; 1505e8f32de5SMark Haverkamp break; 1506e8f32de5SMark Haverkamp case DMA_NONE: 1507e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1508e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1509e8f32de5SMark Haverkamp break; 1510e8f32de5SMark Haverkamp } 1511e8f32de5SMark Haverkamp 1512e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1513e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1514e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1515e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1516e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1517e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 15188779b4bdSBart Van Assche timeout = scsi_cmd_to_rq(cmd)->timeout / HZ; 1519e8f32de5SMark Haverkamp if (timeout == 0) 1520e2fd90ddSBalsundar P timeout = (dev->sa_firmware ? AAC_SA_TIMEOUT : AAC_ARC_TIMEOUT); 1521e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1522e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1523e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1524e8f32de5SMark Haverkamp return srbcmd; 1525e8f32de5SMark Haverkamp } 1526e8f32de5SMark Haverkamp 1527ab5d129fSRaghava Aditya Renukunta static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1528ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *cmd) 1529ab5d129fSRaghava Aditya Renukunta { 1530ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd; 1531ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1532ab5d129fSRaghava Aditya Renukunta int bus, target; 1533ab5d129fSRaghava Aditya Renukunta u64 address; 1534ab5d129fSRaghava Aditya Renukunta 1535ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1536ab5d129fSRaghava Aditya Renukunta 1537ab5d129fSRaghava Aditya Renukunta hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1538ab5d129fSRaghava Aditya Renukunta memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1539ab5d129fSRaghava Aditya Renukunta /* iu_type is a parameter of aac_hba_send */ 1540ab5d129fSRaghava Aditya Renukunta switch (cmd->sc_data_direction) { 1541ab5d129fSRaghava Aditya Renukunta case DMA_TO_DEVICE: 1542ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 2; 1543ab5d129fSRaghava Aditya Renukunta break; 1544ab5d129fSRaghava Aditya Renukunta case DMA_FROM_DEVICE: 1545ab5d129fSRaghava Aditya Renukunta case DMA_BIDIRECTIONAL: 1546ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 1; 1547ab5d129fSRaghava Aditya Renukunta break; 1548ab5d129fSRaghava Aditya Renukunta case DMA_NONE: 1549ab5d129fSRaghava Aditya Renukunta default: 1550ab5d129fSRaghava Aditya Renukunta break; 1551ab5d129fSRaghava Aditya Renukunta } 1552ab5d129fSRaghava Aditya Renukunta hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1553ab5d129fSRaghava Aditya Renukunta 1554ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(cmd)); 1555ab5d129fSRaghava Aditya Renukunta target = scmd_id(cmd); 1556ab5d129fSRaghava Aditya Renukunta hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1557ab5d129fSRaghava Aditya Renukunta 1558ab5d129fSRaghava Aditya Renukunta /* we fill in reply_qid later in aac_src_deliver_message */ 1559ab5d129fSRaghava Aditya Renukunta /* we fill in iu_type, request_id later in aac_hba_send */ 1560ab5d129fSRaghava Aditya Renukunta /* we fill in emb_data_desc_count later in aac_build_sghba */ 1561ab5d129fSRaghava Aditya Renukunta 1562ab5d129fSRaghava Aditya Renukunta memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1563ab5d129fSRaghava Aditya Renukunta hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1564ab5d129fSRaghava Aditya Renukunta 1565ab5d129fSRaghava Aditya Renukunta address = (u64)fib->hw_error_pa; 1566ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1567ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1568ab5d129fSRaghava Aditya Renukunta hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1569ab5d129fSRaghava Aditya Renukunta 1570ab5d129fSRaghava Aditya Renukunta return hbacmd; 1571ab5d129fSRaghava Aditya Renukunta } 1572ab5d129fSRaghava Aditya Renukunta 1573e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1574e8f32de5SMark Haverkamp 1575e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1576e8f32de5SMark Haverkamp { 1577e8f32de5SMark Haverkamp u16 fibsize; 1578e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15790b433447SMahesh Rajashekhara long ret; 1580e8f32de5SMark Haverkamp 15810b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 15820b433447SMahesh Rajashekhara if (ret < 0) 15830b433447SMahesh Rajashekhara return ret; 1584727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1585e8f32de5SMark Haverkamp 1586e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1587e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1588e8f32de5SMark Haverkamp /* 1589e8f32de5SMark Haverkamp * Build Scatter/Gather list 1590e8f32de5SMark Haverkamp */ 1591e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1592e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1593e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1594e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1595e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1596e8f32de5SMark Haverkamp 1597e8f32de5SMark Haverkamp /* 1598e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1599e8f32de5SMark Haverkamp */ 1600e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1601e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1602e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1603e8f32de5SMark Haverkamp (void *) cmd); 1604e8f32de5SMark Haverkamp } 1605e8f32de5SMark Haverkamp 1606e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1607e8f32de5SMark Haverkamp { 1608e8f32de5SMark Haverkamp u16 fibsize; 1609e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 16100b433447SMahesh Rajashekhara long ret; 1611e8f32de5SMark Haverkamp 16120b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 16130b433447SMahesh Rajashekhara if (ret < 0) 16140b433447SMahesh Rajashekhara return ret; 1615727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1616e8f32de5SMark Haverkamp 1617e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1618e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1619e8f32de5SMark Haverkamp /* 1620e8f32de5SMark Haverkamp * Build Scatter/Gather list 1621e8f32de5SMark Haverkamp */ 1622e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1623e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1624e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1625e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1626e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1627e8f32de5SMark Haverkamp 1628e8f32de5SMark Haverkamp /* 1629e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1630e8f32de5SMark Haverkamp */ 1631e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1632e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1633e8f32de5SMark Haverkamp } 1634e8f32de5SMark Haverkamp 163594cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 163694cf6ba1SSalyzyn, Mark { 1637d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 163894cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 163994cf6ba1SSalyzyn, Mark return FAILED; 164094cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 164194cf6ba1SSalyzyn, Mark } 164294cf6ba1SSalyzyn, Mark 1643ab5d129fSRaghava Aditya Renukunta static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1644ab5d129fSRaghava Aditya Renukunta { 1645ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1646ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1647ab5d129fSRaghava Aditya Renukunta long ret; 1648ab5d129fSRaghava Aditya Renukunta 1649ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1650ab5d129fSRaghava Aditya Renukunta 1651ab5d129fSRaghava Aditya Renukunta ret = aac_build_sghba(cmd, hbacmd, 1652ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1653ab5d129fSRaghava Aditya Renukunta if (ret < 0) 1654ab5d129fSRaghava Aditya Renukunta return ret; 1655ab5d129fSRaghava Aditya Renukunta 1656ab5d129fSRaghava Aditya Renukunta /* 1657ab5d129fSRaghava Aditya Renukunta * Now send the HBA command to the adapter 1658ab5d129fSRaghava Aditya Renukunta */ 1659ab5d129fSRaghava Aditya Renukunta fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1660ab5d129fSRaghava Aditya Renukunta sizeof(struct aac_hba_sgl); 1661ab5d129fSRaghava Aditya Renukunta 1662ab5d129fSRaghava Aditya Renukunta return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1663ab5d129fSRaghava Aditya Renukunta (fib_callback) aac_hba_callback, 1664ab5d129fSRaghava Aditya Renukunta (void *) cmd); 1665ab5d129fSRaghava Aditya Renukunta } 1666ab5d129fSRaghava Aditya Renukunta 16678fb39182SRaghava Aditya Renukunta static int aac_send_safw_bmic_cmd(struct aac_dev *dev, 16688fb39182SRaghava Aditya Renukunta struct aac_srb_unit *srbu, void *xfer_buf, int xfer_len) 166971a91ca4SRaghava Aditya Renukunta { 167071a91ca4SRaghava Aditya Renukunta struct fib *fibptr; 167171a91ca4SRaghava Aditya Renukunta dma_addr_t addr; 16728fb39182SRaghava Aditya Renukunta int rcode; 16738fb39182SRaghava Aditya Renukunta int fibsize; 16748fb39182SRaghava Aditya Renukunta struct aac_srb *srb; 16758fb39182SRaghava Aditya Renukunta struct aac_srb_reply *srb_reply; 16768fb39182SRaghava Aditya Renukunta struct sgmap64 *sg64; 16778fb39182SRaghava Aditya Renukunta u32 vbus; 16788fb39182SRaghava Aditya Renukunta u32 vid; 167971a91ca4SRaghava Aditya Renukunta 16808fb39182SRaghava Aditya Renukunta if (!dev->sa_firmware) 16818fb39182SRaghava Aditya Renukunta return 0; 1682ab5d129fSRaghava Aditya Renukunta 16838fb39182SRaghava Aditya Renukunta /* allocate FIB */ 168471a91ca4SRaghava Aditya Renukunta fibptr = aac_fib_alloc(dev); 168571a91ca4SRaghava Aditya Renukunta if (!fibptr) 16868fb39182SRaghava Aditya Renukunta return -ENOMEM; 168771a91ca4SRaghava Aditya Renukunta 168871a91ca4SRaghava Aditya Renukunta aac_fib_init(fibptr); 16898fb39182SRaghava Aditya Renukunta fibptr->hw_fib_va->header.XferState &= 16908fb39182SRaghava Aditya Renukunta ~cpu_to_le32(FastResponseCapable); 169171a91ca4SRaghava Aditya Renukunta 16928fb39182SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) + 16938fb39182SRaghava Aditya Renukunta sizeof(struct sgentry64); 16948fb39182SRaghava Aditya Renukunta 16958fb39182SRaghava Aditya Renukunta /* allocate DMA buffer for response */ 16968fb39182SRaghava Aditya Renukunta addr = dma_map_single(&dev->pdev->dev, xfer_buf, xfer_len, 16978fb39182SRaghava Aditya Renukunta DMA_BIDIRECTIONAL); 16988fb39182SRaghava Aditya Renukunta if (dma_mapping_error(&dev->pdev->dev, addr)) { 16998fb39182SRaghava Aditya Renukunta rcode = -ENOMEM; 17008fb39182SRaghava Aditya Renukunta goto fib_error; 17018fb39182SRaghava Aditya Renukunta } 17028fb39182SRaghava Aditya Renukunta 17038fb39182SRaghava Aditya Renukunta srb = fib_data(fibptr); 17048fb39182SRaghava Aditya Renukunta memcpy(srb, &srbu->srb, sizeof(struct aac_srb)); 17058fb39182SRaghava Aditya Renukunta 17068fb39182SRaghava Aditya Renukunta vbus = (u32)le16_to_cpu( 17078fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus); 17088fb39182SRaghava Aditya Renukunta vid = (u32)le16_to_cpu( 17098fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_target); 17108fb39182SRaghava Aditya Renukunta 17118fb39182SRaghava Aditya Renukunta /* set the common request fields */ 17128fb39182SRaghava Aditya Renukunta srb->channel = cpu_to_le32(vbus); 17138fb39182SRaghava Aditya Renukunta srb->id = cpu_to_le32(vid); 17148fb39182SRaghava Aditya Renukunta srb->lun = 0; 17158fb39182SRaghava Aditya Renukunta srb->function = cpu_to_le32(SRBF_ExecuteScsi); 17168fb39182SRaghava Aditya Renukunta srb->timeout = 0; 17178fb39182SRaghava Aditya Renukunta srb->retry_limit = 0; 17188fb39182SRaghava Aditya Renukunta srb->cdb_size = cpu_to_le32(16); 17198fb39182SRaghava Aditya Renukunta srb->count = cpu_to_le32(xfer_len); 17208fb39182SRaghava Aditya Renukunta 17218fb39182SRaghava Aditya Renukunta sg64 = (struct sgmap64 *)&srb->sg; 17228fb39182SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 17238fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 17248fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 17258fb39182SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(xfer_len); 17268fb39182SRaghava Aditya Renukunta 17278fb39182SRaghava Aditya Renukunta /* 17288fb39182SRaghava Aditya Renukunta * Copy the updated data for other dumping or other usage if needed 17298fb39182SRaghava Aditya Renukunta */ 17308fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb, srb, sizeof(struct aac_srb)); 17318fb39182SRaghava Aditya Renukunta 17328fb39182SRaghava Aditya Renukunta /* issue request to the controller */ 17338fb39182SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, FsaNormal, 17348fb39182SRaghava Aditya Renukunta 1, 1, NULL, NULL); 17358fb39182SRaghava Aditya Renukunta 17368fb39182SRaghava Aditya Renukunta if (rcode == -ERESTARTSYS) 17378fb39182SRaghava Aditya Renukunta rcode = -ERESTART; 17388fb39182SRaghava Aditya Renukunta 17398fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 17408fb39182SRaghava Aditya Renukunta goto bmic_error; 17418fb39182SRaghava Aditya Renukunta 17428fb39182SRaghava Aditya Renukunta srb_reply = (struct aac_srb_reply *)fib_data(fibptr); 17438fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb_reply, srb_reply, sizeof(struct aac_srb_reply)); 17448fb39182SRaghava Aditya Renukunta 17458fb39182SRaghava Aditya Renukunta bmic_error: 17468fb39182SRaghava Aditya Renukunta dma_unmap_single(&dev->pdev->dev, addr, xfer_len, DMA_BIDIRECTIONAL); 17478fb39182SRaghava Aditya Renukunta fib_error: 17488fb39182SRaghava Aditya Renukunta aac_fib_complete(fibptr); 17498fb39182SRaghava Aditya Renukunta aac_fib_free(fibptr); 17508fb39182SRaghava Aditya Renukunta return rcode; 17518fb39182SRaghava Aditya Renukunta } 17528fb39182SRaghava Aditya Renukunta 17530bcb45fbSRaghava Aditya Renukunta static void aac_set_safw_target_qd(struct aac_dev *dev, int bus, int target) 17540bcb45fbSRaghava Aditya Renukunta { 17550bcb45fbSRaghava Aditya Renukunta 17560bcb45fbSRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp; 17570bcb45fbSRaghava Aditya Renukunta 17580bcb45fbSRaghava Aditya Renukunta if (dev->hba_map[bus][target].devtype != AAC_DEVTYPE_NATIVE_RAW) 17590bcb45fbSRaghava Aditya Renukunta return; 17600bcb45fbSRaghava Aditya Renukunta 17610bcb45fbSRaghava Aditya Renukunta identify_resp = dev->hba_map[bus][target].safw_identify_resp; 17620bcb45fbSRaghava Aditya Renukunta if (identify_resp == NULL) { 17630bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17640bcb45fbSRaghava Aditya Renukunta return; 17650bcb45fbSRaghava Aditya Renukunta } 17660bcb45fbSRaghava Aditya Renukunta 17670bcb45fbSRaghava Aditya Renukunta if (identify_resp->current_queue_depth_limit <= 0 || 17680bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit > 255) 17690bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17700bcb45fbSRaghava Aditya Renukunta else 17710bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 17720bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit; 17730bcb45fbSRaghava Aditya Renukunta } 17740bcb45fbSRaghava Aditya Renukunta 1775b5a475e9SRaghava Aditya Renukunta static int aac_issue_safw_bmic_identify(struct aac_dev *dev, 1776e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd **identify_resp, u32 bus, u32 target) 17778fb39182SRaghava Aditya Renukunta { 17788fb39182SRaghava Aditya Renukunta int rcode = -ENOMEM; 1779b5a475e9SRaghava Aditya Renukunta int datasize; 17808fb39182SRaghava Aditya Renukunta struct aac_srb_unit srbu; 17818fb39182SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1782b5a475e9SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_reply; 17838fb39182SRaghava Aditya Renukunta 17848fb39182SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 1785b5a475e9SRaghava Aditya Renukunta identify_reply = kmalloc(datasize, GFP_KERNEL); 1786b5a475e9SRaghava Aditya Renukunta if (!identify_reply) 17878fb39182SRaghava Aditya Renukunta goto out; 17888fb39182SRaghava Aditya Renukunta 17898fb39182SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 17908fb39182SRaghava Aditya Renukunta 17918fb39182SRaghava Aditya Renukunta srbcmd = &srbu.srb; 179271a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 179371a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 179471a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 179571a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 179671a91ca4SRaghava Aditya Renukunta 1797b5a475e9SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, identify_reply, datasize); 17988fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1799e2ee8c94SRaghava Aditya Renukunta goto mem_free_all; 180071a91ca4SRaghava Aditya Renukunta 1801e2ee8c94SRaghava Aditya Renukunta *identify_resp = identify_reply; 1802e2ee8c94SRaghava Aditya Renukunta 180371a91ca4SRaghava Aditya Renukunta out: 180471a91ca4SRaghava Aditya Renukunta return rcode; 1805e2ee8c94SRaghava Aditya Renukunta mem_free_all: 1806e2ee8c94SRaghava Aditya Renukunta kfree(identify_reply); 1807e2ee8c94SRaghava Aditya Renukunta goto out; 180871a91ca4SRaghava Aditya Renukunta } 180971a91ca4SRaghava Aditya Renukunta 1810a25b6ca1SRaghava Aditya Renukunta static inline void aac_free_safw_ciss_luns(struct aac_dev *dev) 1811a25b6ca1SRaghava Aditya Renukunta { 1812a25b6ca1SRaghava Aditya Renukunta kfree(dev->safw_phys_luns); 1813a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = NULL; 1814a25b6ca1SRaghava Aditya Renukunta } 1815a25b6ca1SRaghava Aditya Renukunta 1816a25b6ca1SRaghava Aditya Renukunta /** 1817a80218c7SLee Jones * aac_get_safw_ciss_luns() - Process topology change 1818a25b6ca1SRaghava Aditya Renukunta * @dev: aac_dev structure 1819a25b6ca1SRaghava Aditya Renukunta * 1820a25b6ca1SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1821a25b6ca1SRaghava Aditya Renukunta * the current hba_map. 1822a25b6ca1SRaghava Aditya Renukunta */ 182375be67cdSRaghava Aditya Renukunta static int aac_get_safw_ciss_luns(struct aac_dev *dev) 1824a25b6ca1SRaghava Aditya Renukunta { 1825a25b6ca1SRaghava Aditya Renukunta int rcode = -ENOMEM; 1826a25b6ca1SRaghava Aditya Renukunta int datasize; 1827a25b6ca1SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1828a25b6ca1SRaghava Aditya Renukunta struct aac_srb_unit srbu; 1829a25b6ca1SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1830a25b6ca1SRaghava Aditya Renukunta 1831a25b6ca1SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) + 1832a25b6ca1SRaghava Aditya Renukunta (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1833a25b6ca1SRaghava Aditya Renukunta phys_luns = kmalloc(datasize, GFP_KERNEL); 1834a25b6ca1SRaghava Aditya Renukunta if (phys_luns == NULL) 1835a25b6ca1SRaghava Aditya Renukunta goto out; 1836a25b6ca1SRaghava Aditya Renukunta 1837a25b6ca1SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 1838a25b6ca1SRaghava Aditya Renukunta 1839a25b6ca1SRaghava Aditya Renukunta srbcmd = &srbu.srb; 1840a25b6ca1SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1841a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1842a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1843a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1844a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1845a25b6ca1SRaghava Aditya Renukunta 1846a25b6ca1SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, phys_luns, datasize); 1847a25b6ca1SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1848a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1849a25b6ca1SRaghava Aditya Renukunta 1850a25b6ca1SRaghava Aditya Renukunta if (phys_luns->resp_flag != 2) { 1851a25b6ca1SRaghava Aditya Renukunta rcode = -ENOMSG; 1852a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1853a25b6ca1SRaghava Aditya Renukunta } 1854a25b6ca1SRaghava Aditya Renukunta 1855a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = phys_luns; 1856a25b6ca1SRaghava Aditya Renukunta 1857a25b6ca1SRaghava Aditya Renukunta out: 1858a25b6ca1SRaghava Aditya Renukunta return rcode; 1859a25b6ca1SRaghava Aditya Renukunta mem_free_all: 1860a25b6ca1SRaghava Aditya Renukunta kfree(phys_luns); 1861a25b6ca1SRaghava Aditya Renukunta goto out; 18624b000227SRaghava Aditya Renukunta } 1863a25b6ca1SRaghava Aditya Renukunta 18644b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_lun_count(struct aac_dev *dev) 18654b000227SRaghava Aditya Renukunta { 1866bbd16d96SRaghava Aditya Renukunta return get_unaligned_be32(&dev->safw_phys_luns->list_length[0])/24; 18674b000227SRaghava Aditya Renukunta } 18684b000227SRaghava Aditya Renukunta 18694b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_bus(struct aac_dev *dev, int lun) 18704b000227SRaghava Aditya Renukunta { 18714b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[1] & 0x3f; 18724b000227SRaghava Aditya Renukunta } 18734b000227SRaghava Aditya Renukunta 18744b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_target(struct aac_dev *dev, int lun) 18754b000227SRaghava Aditya Renukunta { 18764b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[0]; 18774b000227SRaghava Aditya Renukunta } 18784b000227SRaghava Aditya Renukunta 18794b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_expose_flag(struct aac_dev *dev, int lun) 18804b000227SRaghava Aditya Renukunta { 18814b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].bus >> 6; 18824b000227SRaghava Aditya Renukunta } 18834b000227SRaghava Aditya Renukunta 18844b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_attribs(struct aac_dev *dev, int lun) 18854b000227SRaghava Aditya Renukunta { 18864b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[9]; 18874b000227SRaghava Aditya Renukunta } 18884b000227SRaghava Aditya Renukunta 18894b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_nexus(struct aac_dev *dev, int lun) 18904b000227SRaghava Aditya Renukunta { 18914b000227SRaghava Aditya Renukunta return *((u32 *)&dev->safw_phys_luns->lun[lun].node_ident[12]); 18924b000227SRaghava Aditya Renukunta } 18934b000227SRaghava Aditya Renukunta 1894e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_identify_resp(struct aac_dev *dev, 1895e2ee8c94SRaghava Aditya Renukunta int bus, int target) 1896e2ee8c94SRaghava Aditya Renukunta { 1897e2ee8c94SRaghava Aditya Renukunta kfree(dev->hba_map[bus][target].safw_identify_resp); 1898e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = NULL; 1899e2ee8c94SRaghava Aditya Renukunta } 1900e2ee8c94SRaghava Aditya Renukunta 1901e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_all_identify_resp(struct aac_dev *dev, 1902e2ee8c94SRaghava Aditya Renukunta int lun_count) 1903e2ee8c94SRaghava Aditya Renukunta { 1904e2ee8c94SRaghava Aditya Renukunta int luns; 1905e2ee8c94SRaghava Aditya Renukunta int i; 1906e2ee8c94SRaghava Aditya Renukunta u32 bus; 1907e2ee8c94SRaghava Aditya Renukunta u32 target; 1908e2ee8c94SRaghava Aditya Renukunta 1909e2ee8c94SRaghava Aditya Renukunta luns = aac_get_safw_phys_lun_count(dev); 1910e2ee8c94SRaghava Aditya Renukunta 1911e2ee8c94SRaghava Aditya Renukunta if (luns < lun_count) 1912e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1913e2ee8c94SRaghava Aditya Renukunta else if (lun_count < 0) 1914e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1915e2ee8c94SRaghava Aditya Renukunta 1916e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; i++) { 1917e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1918e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1919e2ee8c94SRaghava Aditya Renukunta 1920e2ee8c94SRaghava Aditya Renukunta aac_free_safw_identify_resp(dev, bus, target); 1921e2ee8c94SRaghava Aditya Renukunta } 1922e2ee8c94SRaghava Aditya Renukunta } 1923e2ee8c94SRaghava Aditya Renukunta 192475be67cdSRaghava Aditya Renukunta static int aac_get_safw_attr_all_targets(struct aac_dev *dev) 1925e2ee8c94SRaghava Aditya Renukunta { 1926e2ee8c94SRaghava Aditya Renukunta int i; 1927e2ee8c94SRaghava Aditya Renukunta int rcode = 0; 1928e2ee8c94SRaghava Aditya Renukunta u32 lun_count; 1929e2ee8c94SRaghava Aditya Renukunta u32 bus; 1930e2ee8c94SRaghava Aditya Renukunta u32 target; 1931e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp = NULL; 1932e2ee8c94SRaghava Aditya Renukunta 1933e2ee8c94SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1934e2ee8c94SRaghava Aditya Renukunta 1935e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1936e2ee8c94SRaghava Aditya Renukunta 1937e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1938e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1939e2ee8c94SRaghava Aditya Renukunta 1940e2ee8c94SRaghava Aditya Renukunta rcode = aac_issue_safw_bmic_identify(dev, 1941e2ee8c94SRaghava Aditya Renukunta &identify_resp, bus, target); 1942e2ee8c94SRaghava Aditya Renukunta 19430bcb45fbSRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1944e2ee8c94SRaghava Aditya Renukunta goto free_identify_resp; 1945e2ee8c94SRaghava Aditya Renukunta 1946e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = identify_resp; 1947e2ee8c94SRaghava Aditya Renukunta } 1948e2ee8c94SRaghava Aditya Renukunta 1949e2ee8c94SRaghava Aditya Renukunta out: 1950e2ee8c94SRaghava Aditya Renukunta return rcode; 1951e2ee8c94SRaghava Aditya Renukunta free_identify_resp: 1952e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, i); 1953e2ee8c94SRaghava Aditya Renukunta goto out; 1954e2ee8c94SRaghava Aditya Renukunta } 1955e2ee8c94SRaghava Aditya Renukunta 1956c83b11e3SRaghava Aditya Renukunta /** 1957b5a475e9SRaghava Aditya Renukunta * aac_set_safw_attr_all_targets- update current hba map with data from FW 1958c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1959c83b11e3SRaghava Aditya Renukunta * 1960c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1961c83b11e3SRaghava Aditya Renukunta */ 196275be67cdSRaghava Aditya Renukunta static void aac_set_safw_attr_all_targets(struct aac_dev *dev) 1963c83b11e3SRaghava Aditya Renukunta { 1964c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1965c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1966c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1967c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 19683edfb8b2SRaghava Aditya Renukunta 19694b000227SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1970c83b11e3SRaghava Aditya Renukunta 1971f2d2cabaSRaghava Aditya Renukunta dev->scan_counter++; 1972f2d2cabaSRaghava Aditya Renukunta 1973c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1974c83b11e3SRaghava Aditya Renukunta 19754b000227SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 19764b000227SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 19774b000227SRaghava Aditya Renukunta expose_flag = aac_get_safw_phys_expose_flag(dev, i); 19784b000227SRaghava Aditya Renukunta attribs = aac_get_safw_phys_attribs(dev, i); 19794b000227SRaghava Aditya Renukunta nexus = aac_get_safw_phys_nexus(dev, i); 1980c83b11e3SRaghava Aditya Renukunta 1981c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1982c83b11e3SRaghava Aditya Renukunta continue; 1983c83b11e3SRaghava Aditya Renukunta 1984c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 198559b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 198659b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_RAID_MEMBER; 198759b433c8SRaghava Aditya Renukunta continue; 1988c83b11e3SRaghava Aditya Renukunta } 1989c83b11e3SRaghava Aditya Renukunta 1990c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 199159b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 199259b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_NATIVE_RAW; 1993c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1994c83b11e3SRaghava Aditya Renukunta nexus; 1995c83b11e3SRaghava Aditya Renukunta } else 199659b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 199759b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_ARC_RAW; 1998c83b11e3SRaghava Aditya Renukunta 1999f2d2cabaSRaghava Aditya Renukunta dev->hba_map[bus][target].scan_counter = dev->scan_counter; 2000f2d2cabaSRaghava Aditya Renukunta 20010bcb45fbSRaghava Aditya Renukunta aac_set_safw_target_qd(dev, bus, target); 2002c83b11e3SRaghava Aditya Renukunta } 2003c83b11e3SRaghava Aditya Renukunta } 2004c83b11e3SRaghava Aditya Renukunta 200575be67cdSRaghava Aditya Renukunta static int aac_setup_safw_targets(struct aac_dev *dev) 2006fc0fdd9aSRaghava Aditya Renukunta { 20073edfb8b2SRaghava Aditya Renukunta int rcode = 0; 20083edfb8b2SRaghava Aditya Renukunta 20091d1fec53SRaghava Aditya Renukunta rcode = aac_get_containers(dev); 20101d1fec53SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20111d1fec53SRaghava Aditya Renukunta goto out; 20121d1fec53SRaghava Aditya Renukunta 201375be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_ciss_luns(dev); 20143edfb8b2SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20153edfb8b2SRaghava Aditya Renukunta goto out; 20163edfb8b2SRaghava Aditya Renukunta 201775be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_attr_all_targets(dev); 2018e2ee8c94SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 2019e2ee8c94SRaghava Aditya Renukunta goto free_ciss_luns; 2020e2ee8c94SRaghava Aditya Renukunta 202175be67cdSRaghava Aditya Renukunta aac_set_safw_attr_all_targets(dev); 20223edfb8b2SRaghava Aditya Renukunta 2023e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, -1); 2024e2ee8c94SRaghava Aditya Renukunta free_ciss_luns: 20253edfb8b2SRaghava Aditya Renukunta aac_free_safw_ciss_luns(dev); 20263edfb8b2SRaghava Aditya Renukunta out: 20273edfb8b2SRaghava Aditya Renukunta return rcode; 2028fc0fdd9aSRaghava Aditya Renukunta } 2029fc0fdd9aSRaghava Aditya Renukunta 203075be67cdSRaghava Aditya Renukunta int aac_setup_safw_adapter(struct aac_dev *dev) 2031fc0fdd9aSRaghava Aditya Renukunta { 203275be67cdSRaghava Aditya Renukunta return aac_setup_safw_targets(dev); 2033fc0fdd9aSRaghava Aditya Renukunta } 2034fc0fdd9aSRaghava Aditya Renukunta 20351da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 20361da177e4SLinus Torvalds { 20371da177e4SLinus Torvalds struct fib* fibptr; 20381da177e4SLinus Torvalds int rcode; 2039c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 20407c00ffa3SMark Haverkamp struct aac_adapter_info *info; 204184971738SMark Haverkamp struct aac_bus_info *command; 204284971738SMark Haverkamp struct aac_bus_info_response *bus_info; 20437c00ffa3SMark Haverkamp 2044bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 20451da177e4SLinus Torvalds return -ENOMEM; 20461da177e4SLinus Torvalds 2047bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20481da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 20497c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 20501da177e4SLinus Torvalds 2051bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 20521da177e4SLinus Torvalds fibptr, 20537c00ffa3SMark Haverkamp sizeof(*info), 20541da177e4SLinus Torvalds FsaNormal, 20559203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 20561da177e4SLinus Torvalds NULL, 20571da177e4SLinus Torvalds NULL); 20581da177e4SLinus Torvalds 20597c00ffa3SMark Haverkamp if (rcode < 0) { 2060cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 2061cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 2062cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2063bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2064bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2065cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 20667c00ffa3SMark Haverkamp return rcode; 20677c00ffa3SMark Haverkamp } 20687c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 20697c00ffa3SMark Haverkamp 20701c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 20717c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 207206a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 20737c00ffa3SMark Haverkamp 2074bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20757c00ffa3SMark Haverkamp 207606a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 20777c00ffa3SMark Haverkamp 207806a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 20797c00ffa3SMark Haverkamp 2080bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 20817c00ffa3SMark Haverkamp fibptr, 208206a43d17SSalyzyn, Mark sizeof(*sinfo), 20837c00ffa3SMark Haverkamp FsaNormal, 20847c00ffa3SMark Haverkamp 1, 1, 20857c00ffa3SMark Haverkamp NULL, 20867c00ffa3SMark Haverkamp NULL); 20877c00ffa3SMark Haverkamp 20887c00ffa3SMark Haverkamp if (rcode >= 0) 208906a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 2090cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 2091cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 2092cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 2093cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 2094cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 2095cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 20967c00ffa3SMark Haverkamp } 20971da177e4SLinus Torvalds 2098c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 2099c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 210071a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 2101c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 210271a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 210371a91ca4SRaghava Aditya Renukunta } 2104c83b11e3SRaghava Aditya Renukunta } 210584971738SMark Haverkamp 210684971738SMark Haverkamp /* 210784971738SMark Haverkamp * GetBusInfo 210884971738SMark Haverkamp */ 210984971738SMark Haverkamp 2110bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 211184971738SMark Haverkamp 211284971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 211384971738SMark Haverkamp 211484971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 211584971738SMark Haverkamp 211684971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 211784971738SMark Haverkamp 211884971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 211984971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 212084971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 212184971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 212284971738SMark Haverkamp 2123bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 212484971738SMark Haverkamp fibptr, 212584971738SMark Haverkamp sizeof (*bus_info), 212684971738SMark Haverkamp FsaNormal, 212784971738SMark Haverkamp 1, 1, 212884971738SMark Haverkamp NULL, NULL); 212984971738SMark Haverkamp 213094cf6ba1SSalyzyn, Mark /* reasoned default */ 213194cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 213284971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 213384971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 213484971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 213584971738SMark Haverkamp } 213684971738SMark Haverkamp 21378c867b25SMark Haverkamp if (!dev->in_reset) { 213824f02e1dSSalyzyn, Mark char buffer[16]; 21391da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 21407c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 21411da177e4SLinus Torvalds dev->name, 21421da177e4SLinus Torvalds dev->id, 21431da177e4SLinus Torvalds tmp>>24, 21441da177e4SLinus Torvalds (tmp>>16)&0xff, 21451da177e4SLinus Torvalds tmp&0xff, 21467c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 21471c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 21481c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 21491da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 21501da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 21511da177e4SLinus Torvalds dev->name, dev->id, 21521da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21531da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 21541da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 21551da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 21561da177e4SLinus Torvalds dev->name, dev->id, 21571da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21581da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 215924f02e1dSSalyzyn, Mark buffer[0] = '\0'; 2160ee959b00STony Jones if (aac_get_serial_number( 216124f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 216224f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 216324f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 21641c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2165a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2166a45c863fSSalyzyn, Mark dev->name, dev->id, 21671c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 21681c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 21691c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2170a45c863fSSalyzyn, Mark } 21712f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 21721c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2173a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 217429c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 217529c97684SSalyzyn, Mark dev->name, dev->id); 217629c97684SSalyzyn, Mark } 21778c867b25SMark Haverkamp } 21781da177e4SLinus Torvalds 217995e852e1SSalyzyn, Mark dev->cache_protected = 0; 21801c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2181cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 21821da177e4SLinus Torvalds dev->nondasd_support = 0; 21831da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 218495e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 21851da177e4SLinus Torvalds dev->nondasd_support = 1; 21861da177e4SLinus Torvalds 21871da177e4SLinus Torvalds /* 21881da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 21891da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 21901da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 21911da177e4SLinus Torvalds * additional changes changes will have to be made to support 21921da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 21931da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 21941da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 21951da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 21961da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 21971da177e4SLinus Torvalds */ 21981da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 21991da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 22001da177e4SLinus Torvalds dev->nondasd_support = 1; 22011da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 22021da177e4SLinus Torvalds } 22031da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 22041da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 22051da177e4SLinus Torvalds dev->name, dev->id); 22061da177e4SLinus Torvalds 220795e852e1SSalyzyn, Mark if (nondasd != -1) 22081da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 22092f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 22101da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 22111da177e4SLinus Torvalds 2212e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2213d8e96507SLeubner, Achim dev->needs_dac = 1; 22141da177e4SLinus Torvalds dev->dac_support = 0; 2215d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2216d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 22172f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22182f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 22192f7ecc55SSalyzyn, Mark dev->name, dev->id); 22201da177e4SLinus Torvalds dev->dac_support = 1; 22211da177e4SLinus Torvalds } 22221da177e4SLinus Torvalds 22231da177e4SLinus Torvalds if(dacmode != -1) { 22241da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 22251da177e4SLinus Torvalds } 2226d8e96507SLeubner, Achim 2227d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2228d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2229d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2230d8e96507SLeubner, Achim dev->nondasd_support = 0; 2231d8e96507SLeubner, Achim dev->jbod = 0; 2232d8e96507SLeubner, Achim expose_physicals = 0; 2233d8e96507SLeubner, Achim } 2234d8e96507SLeubner, Achim 22358105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 2236e555cd5fSSuraj Upadhyay if (!dma_set_mask(&dev->pdev->dev, DMA_BIT_MASK(64))) { 22372f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22388105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 2239e555cd5fSSuraj Upadhyay } else if (!dma_set_mask(&dev->pdev->dev, DMA_BIT_MASK(32))) { 22408105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 22411da177e4SLinus Torvalds dev->dac_support = 0; 22421da177e4SLinus Torvalds } else { 22438105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 22441da177e4SLinus Torvalds rcode = -ENOMEM; 22451da177e4SLinus Torvalds } 22461da177e4SLinus Torvalds } 22477c00ffa3SMark Haverkamp /* 2248e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2249e8f32de5SMark Haverkamp * interface. 22507c00ffa3SMark Haverkamp */ 2251e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 225294cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 225394cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 225494cf6ba1SSalyzyn, Mark : aac_scsi_64) 2255e8f32de5SMark Haverkamp : aac_scsi_32; 2256e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2257e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2258e8f32de5SMark Haverkamp ? aac_bounds_64 2259e8f32de5SMark Haverkamp : aac_bounds_32; 2260e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2261e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2262e8f32de5SMark Haverkamp } else { 2263e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 22647c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 22657c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 226663a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 226763a70eeaSMark Haverkamp sizeof(struct sgentry); 22687c00ffa3SMark Haverkamp if (dev->dac_support) { 2269e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2270e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 22717c00ffa3SMark Haverkamp /* 22727c00ffa3SMark Haverkamp * 38 scatter gather elements 22737c00ffa3SMark Haverkamp */ 22747c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 22757c00ffa3SMark Haverkamp (dev->max_fib_size - 22767c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 22777c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 227863a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 227963a70eeaSMark Haverkamp sizeof(struct sgentry64); 2280e8f32de5SMark Haverkamp } else { 2281e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2282e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 22837c00ffa3SMark Haverkamp } 22847c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 22857c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 22867c00ffa3SMark Haverkamp /* 22877c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 22887c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 22897c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 22907c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 22917c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 22927c00ffa3SMark Haverkamp * element. 22937c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 22947c00ffa3SMark Haverkamp */ 22957c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 22967c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 22977c00ffa3SMark Haverkamp } 22980e68c003SMark Haverkamp } 2299ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2300ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2301ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2302ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2303ab5d129fSRaghava Aditya Renukunta 2304cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2305cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2306bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2307bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2308cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 23091da177e4SLinus Torvalds 23101da177e4SLinus Torvalds return rcode; 23111da177e4SLinus Torvalds } 23121da177e4SLinus Torvalds 23131da177e4SLinus Torvalds 2314e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 23151da177e4SLinus Torvalds { 23161da177e4SLinus Torvalds struct aac_dev *dev; 23171da177e4SLinus Torvalds struct aac_read_reply *readreply; 23181da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 23191da177e4SLinus Torvalds u32 cid; 23201da177e4SLinus Torvalds 23211da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 23221da177e4SLinus Torvalds 232303d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 232403d44337SMark Haverkamp return; 232503d44337SMark Haverkamp 23261a655040SSalyzyn, Mark dev = fibptr->dev; 2327e5718774SMark Haverkamp cid = scmd_id(scsicmd); 23281da177e4SLinus Torvalds 23297a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 23307a8cf29dSMark Haverkamp u64 lba; 23317a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 23327a8cf29dSMark Haverkamp case WRITE_6: 23337a8cf29dSMark Haverkamp case READ_6: 23347a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 23357a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23367a8cf29dSMark Haverkamp break; 23377a8cf29dSMark Haverkamp case WRITE_16: 23387a8cf29dSMark Haverkamp case READ_16: 23397a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23407a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23417a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23427a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23437a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23447a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23457a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23467a8cf29dSMark Haverkamp break; 23477a8cf29dSMark Haverkamp case WRITE_12: 23487a8cf29dSMark Haverkamp case READ_12: 23497a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23507a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23517a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23527a8cf29dSMark Haverkamp break; 23537a8cf29dSMark Haverkamp default: 23547a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23557a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23567a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23577a8cf29dSMark Haverkamp break; 23587a8cf29dSMark Haverkamp } 23597a8cf29dSMark Haverkamp printk(KERN_DEBUG 23607a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 23617a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 23627a8cf29dSMark Haverkamp } 23631da177e4SLinus Torvalds 2364125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 23651da177e4SLinus Torvalds 2366727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2367727eead6SFUJITA Tomonori 23681da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2369655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2370655d722cSMark Salyzyn case ST_OK: 2371cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2372655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2373655d722cSMark Salyzyn break; 2374655d722cSMark Salyzyn case ST_NOT_READY: 2375cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2376655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2377655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2378655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2379655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2380655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2381655d722cSMark Salyzyn break; 2382f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2383cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2384f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2385f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2386f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2387f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2388f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2389f956a669SRaghava Aditya Renukunta break; 2390655d722cSMark Salyzyn default: 23917c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2392e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 23931da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 23947c00ffa3SMark Haverkamp #endif 2395cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 23968e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 23978e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 23988e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 23991da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 24003ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 24013ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2402655d722cSMark Salyzyn break; 24031da177e4SLinus Torvalds } 2404bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 24051da177e4SLinus Torvalds 24061dec65e3SBart Van Assche aac_scsi_done(scsicmd); 24071da177e4SLinus Torvalds } 24081da177e4SLinus Torvalds 24099e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 24101da177e4SLinus Torvalds { 24117a8cf29dSMark Haverkamp u64 lba; 24121da177e4SLinus Torvalds u32 count; 24131da177e4SLinus Torvalds int status; 24141da177e4SLinus Torvalds struct aac_dev *dev; 24151da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2416da3cc679SRajashekhara, Mahesh int cid; 24171da177e4SLinus Torvalds 24181da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24191da177e4SLinus Torvalds /* 24201da177e4SLinus Torvalds * Get block address and transfer length 24211da177e4SLinus Torvalds */ 24227a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 24237a8cf29dSMark Haverkamp case READ_6: 24249e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 24251da177e4SLinus Torvalds 24267a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 24277a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 24281da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 24291da177e4SLinus Torvalds 24301da177e4SLinus Torvalds if (count == 0) 24311da177e4SLinus Torvalds count = 256; 24327a8cf29dSMark Haverkamp break; 24337a8cf29dSMark Haverkamp case READ_16: 24349e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 24357a8cf29dSMark Haverkamp 24367a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 24377a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 24387a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 24397a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 24407a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 24417a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24427a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24437a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 24447a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 24457a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 24467a8cf29dSMark Haverkamp break; 24477a8cf29dSMark Haverkamp case READ_12: 24489e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 24497a8cf29dSMark Haverkamp 24507a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24517a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24527a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24537a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 24547a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24557a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24567a8cf29dSMark Haverkamp break; 24577a8cf29dSMark Haverkamp default: 24589e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 24591da177e4SLinus Torvalds 24607a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24617a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24627a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24631da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24647a8cf29dSMark Haverkamp break; 24651da177e4SLinus Torvalds } 2466da3cc679SRajashekhara, Mahesh 2467da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2468da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2469da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2470cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2471da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2472c86fbe48SBalsundar P ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, 2473da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2474da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2475da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2476da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 24771dec65e3SBart Van Assche aac_scsi_done(scsicmd); 2478c86fbe48SBalsundar P return 0; 2479da3cc679SRajashekhara, Mahesh } 2480da3cc679SRajashekhara, Mahesh 24817a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 24827c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2483e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24847a8cf29dSMark Haverkamp return 0; 24851da177e4SLinus Torvalds /* 24861da177e4SLinus Torvalds * Alocate and initialize a Fib 24871da177e4SLinus Torvalds */ 24886bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 24891ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2490e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 24911da177e4SLinus Torvalds 24921da177e4SLinus Torvalds /* 24931da177e4SLinus Torvalds * Check that the command queued to the controller 24941da177e4SLinus Torvalds */ 24951ae948faSBrian King if (status == -EINPROGRESS) 24961da177e4SLinus Torvalds return 0; 24971da177e4SLinus Torvalds 2498bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 24991da177e4SLinus Torvalds /* 25001da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25011da177e4SLinus Torvalds */ 2502cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_TASK_SET_FULL; 25031dec65e3SBart Van Assche aac_scsi_done(scsicmd); 2504bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2505bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25061da177e4SLinus Torvalds return 0; 25071da177e4SLinus Torvalds } 25081da177e4SLinus Torvalds 25099e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 25101da177e4SLinus Torvalds { 25117a8cf29dSMark Haverkamp u64 lba; 25121da177e4SLinus Torvalds u32 count; 25139d399cc7SSalyzyn, Mark int fua; 25141da177e4SLinus Torvalds int status; 25151da177e4SLinus Torvalds struct aac_dev *dev; 25161da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2517da3cc679SRajashekhara, Mahesh int cid; 25181da177e4SLinus Torvalds 25191da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 25201da177e4SLinus Torvalds /* 25211da177e4SLinus Torvalds * Get block address and transfer length 25221da177e4SLinus Torvalds */ 25231da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 25241da177e4SLinus Torvalds { 25251da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 25261da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 25271da177e4SLinus Torvalds if (count == 0) 25281da177e4SLinus Torvalds count = 256; 25299d399cc7SSalyzyn, Mark fua = 0; 25307a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 25319e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 25327a8cf29dSMark Haverkamp 25337a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 25347a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 25357a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 25367a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 25377a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 25387a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 25397a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25407a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 25417a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 25429d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25437a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 25449e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 25457a8cf29dSMark Haverkamp 25467a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 25477a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25487a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 25497a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25509d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25511da177e4SLinus Torvalds } else { 25529e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 25537a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25541da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25559d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25561da177e4SLinus Torvalds } 2557da3cc679SRajashekhara, Mahesh 2558da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2559da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2560da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2561cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2562da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2563c86fbe48SBalsundar P ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, 2564da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2565da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2566da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2567da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 25681dec65e3SBart Van Assche aac_scsi_done(scsicmd); 2569c86fbe48SBalsundar P return 0; 2570da3cc679SRajashekhara, Mahesh } 2571da3cc679SRajashekhara, Mahesh 25727a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 25731da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2574e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 25757a8cf29dSMark Haverkamp return 0; 25761da177e4SLinus Torvalds /* 25771da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 25781da177e4SLinus Torvalds */ 25796bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 25801ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25819d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 25821da177e4SLinus Torvalds 25831da177e4SLinus Torvalds /* 25841da177e4SLinus Torvalds * Check that the command queued to the controller 25851da177e4SLinus Torvalds */ 25861ae948faSBrian King if (status == -EINPROGRESS) 25871da177e4SLinus Torvalds return 0; 25881da177e4SLinus Torvalds 2589bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 25901da177e4SLinus Torvalds /* 25911da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25921da177e4SLinus Torvalds */ 2593cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_TASK_SET_FULL; 25941dec65e3SBart Van Assche aac_scsi_done(scsicmd); 25951da177e4SLinus Torvalds 2596bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2597bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25981da177e4SLinus Torvalds return 0; 25991da177e4SLinus Torvalds } 26001da177e4SLinus Torvalds 26011da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 26021da177e4SLinus Torvalds { 26031da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 26042c644b1dSHannes Reinecke struct scsi_cmnd *cmd = context; 26051da177e4SLinus Torvalds 260603d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 260703d44337SMark Haverkamp return; 260803d44337SMark Haverkamp 26091da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 26101da177e4SLinus Torvalds smp_processor_id(), jiffies)); 26111da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 26121da177e4SLinus Torvalds 26131da177e4SLinus Torvalds 26141da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 26151da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 2616cdec16c1SHannes Reinecke cmd->result = DID_OK << 16 | SAM_STAT_GOOD; 26171da177e4SLinus Torvalds else { 26181da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 26191a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2620e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 26211da177e4SLinus Torvalds printk(KERN_WARNING 26221da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 26231da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 2624cdec16c1SHannes Reinecke cmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 26258e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 26268e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 26278e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 26281da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2629b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2630b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 26311da177e4SLinus Torvalds } 26321da177e4SLinus Torvalds 2633bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2634bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 26351dec65e3SBart Van Assche aac_scsi_done(cmd); 26361da177e4SLinus Torvalds } 26371da177e4SLinus Torvalds 26389e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 26391da177e4SLinus Torvalds { 26401da177e4SLinus Torvalds int status; 26411da177e4SLinus Torvalds struct fib *cmd_fibcontext; 26421da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 26431da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 264490ee3466SMark Haverkamp struct aac_dev *aac; 26451da177e4SLinus Torvalds 2646f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 26478c867b25SMark Haverkamp if (aac->in_reset) 26488c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 26498c867b25SMark Haverkamp 26501da177e4SLinus Torvalds /* 26517c00ffa3SMark Haverkamp * Allocate and initialize a Fib 26521da177e4SLinus Torvalds */ 26532c644b1dSHannes Reinecke cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 26541da177e4SLinus Torvalds 2655bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 26561da177e4SLinus Torvalds 26571da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 26581da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 26591da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 26609e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 26611da177e4SLinus Torvalds synchronizecmd->count = 26621da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 26631ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 26641da177e4SLinus Torvalds 26651da177e4SLinus Torvalds /* 26661da177e4SLinus Torvalds * Now send the Fib to the adapter 26671da177e4SLinus Torvalds */ 2668bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 26691da177e4SLinus Torvalds cmd_fibcontext, 26701da177e4SLinus Torvalds sizeof(struct aac_synchronize), 26711da177e4SLinus Torvalds FsaNormal, 26721da177e4SLinus Torvalds 0, 1, 26731da177e4SLinus Torvalds (fib_callback)synchronize_callback, 26741da177e4SLinus Torvalds (void *)scsicmd); 26751da177e4SLinus Torvalds 26761da177e4SLinus Torvalds /* 26771da177e4SLinus Torvalds * Check that the command queued to the controller 26781da177e4SLinus Torvalds */ 26791ae948faSBrian King if (status == -EINPROGRESS) 26801da177e4SLinus Torvalds return 0; 26811da177e4SLinus Torvalds 26821da177e4SLinus Torvalds printk(KERN_WARNING 2683bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2684bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2685bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26861da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 26871da177e4SLinus Torvalds } 26881da177e4SLinus Torvalds 2689655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2690655d722cSMark Salyzyn { 2691655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2692655d722cSMark Salyzyn 2693655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2694655d722cSMark Salyzyn return; 2695655d722cSMark Salyzyn 2696655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2697655d722cSMark Salyzyn 2698cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2699655d722cSMark Salyzyn 2700655d722cSMark Salyzyn aac_fib_complete(fibptr); 2701655d722cSMark Salyzyn aac_fib_free(fibptr); 27021dec65e3SBart Van Assche aac_scsi_done(scsicmd); 2703655d722cSMark Salyzyn } 2704655d722cSMark Salyzyn 2705655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2706655d722cSMark Salyzyn { 2707655d722cSMark Salyzyn int status; 2708655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2709655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2710655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2711655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2712655d722cSMark Salyzyn 27131c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2714655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2715cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 27161dec65e3SBart Van Assche aac_scsi_done(scsicmd); 2717655d722cSMark Salyzyn return 0; 2718655d722cSMark Salyzyn } 2719655d722cSMark Salyzyn 2720655d722cSMark Salyzyn if (aac->in_reset) 2721655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2722655d722cSMark Salyzyn 2723655d722cSMark Salyzyn /* 2724655d722cSMark Salyzyn * Allocate and initialize a Fib 2725655d722cSMark Salyzyn */ 27266bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2727655d722cSMark Salyzyn 2728655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2729655d722cSMark Salyzyn 2730655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2731655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2732655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2733655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2734655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2735655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2736655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2737655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2738655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 27391ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2740655d722cSMark Salyzyn 2741655d722cSMark Salyzyn /* 2742655d722cSMark Salyzyn * Now send the Fib to the adapter 2743655d722cSMark Salyzyn */ 2744655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2745655d722cSMark Salyzyn cmd_fibcontext, 2746655d722cSMark Salyzyn sizeof(struct aac_power_management), 2747655d722cSMark Salyzyn FsaNormal, 2748655d722cSMark Salyzyn 0, 1, 2749655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2750655d722cSMark Salyzyn (void *)scsicmd); 2751655d722cSMark Salyzyn 2752655d722cSMark Salyzyn /* 2753655d722cSMark Salyzyn * Check that the command queued to the controller 2754655d722cSMark Salyzyn */ 27551ae948faSBrian King if (status == -EINPROGRESS) 2756655d722cSMark Salyzyn return 0; 2757655d722cSMark Salyzyn 2758655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2759655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2760655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2761655d722cSMark Salyzyn } 2762655d722cSMark Salyzyn 27631da177e4SLinus Torvalds /** 27641da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 27651da177e4SLinus Torvalds * @scsicmd: SCSI command block 27661da177e4SLinus Torvalds * 27671da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 27681da177e4SLinus Torvalds * aacraid firmware. 27691da177e4SLinus Torvalds */ 27701da177e4SLinus Torvalds 27711da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 27721da177e4SLinus Torvalds { 2773ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 27741da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 27751da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 27761da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 27771da177e4SLinus Torvalds 277890ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 277990ee3466SMark Haverkamp return -1; 27801da177e4SLinus Torvalds /* 27811da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 27821da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 27831da177e4SLinus Torvalds * itself. 27841da177e4SLinus Torvalds */ 27851a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 27861a655040SSalyzyn, Mark if (cid != host->this_id) { 27871a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 27881a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2789e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 27901da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2791c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27921da177e4SLinus Torvalds } 27931da177e4SLinus Torvalds 27941da177e4SLinus Torvalds /* 27951da177e4SLinus Torvalds * If the target container doesn't exist, it may have 27961da177e4SLinus Torvalds * been newly created 27971da177e4SLinus Torvalds */ 2798655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2799655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2800655d722cSMark Salyzyn NOT_READY)) { 28011da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2802eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 28037a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 28047a8cf29dSMark Haverkamp !(dev->raw_io_64) || 28057a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 28067a8cf29dSMark Haverkamp break; 2807df561f66SGustavo A. R. Silva fallthrough; 28081da177e4SLinus Torvalds case INQUIRY: 28091da177e4SLinus Torvalds case READ_CAPACITY: 28101da177e4SLinus Torvalds case TEST_UNIT_READY: 28118c867b25SMark Haverkamp if (dev->in_reset) 28128c867b25SMark Haverkamp return -1; 2813fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2814fe76df42SMark Haverkamp aac_probe_container_callback2); 28151da177e4SLinus Torvalds default: 28161da177e4SLinus Torvalds break; 28171da177e4SLinus Torvalds } 28181da177e4SLinus Torvalds } 28191da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2820ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2821ab5d129fSRaghava Aditya Renukunta 2822ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2823ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2824ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2825ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2826ab5d129fSRaghava Aditya Renukunta return -1; 2827ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2828ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2829cb1042f2SSalyzyn, Mark dev->jbod) { 28308c867b25SMark Haverkamp if (dev->in_reset) 28318c867b25SMark Haverkamp return -1; 28321da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 28331da177e4SLinus Torvalds } else { 28341da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2835c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28361da177e4SLinus Torvalds } 28371da177e4SLinus Torvalds } 28381da177e4SLinus Torvalds } 28391da177e4SLinus Torvalds /* 28401da177e4SLinus Torvalds * else Command for the controller itself 28411da177e4SLinus Torvalds */ 28421da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 28431da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 28441da177e4SLinus Torvalds { 28451da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 2846cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 28478e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28488e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 28498e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 28501da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 28513ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 28523ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2853c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28541da177e4SLinus Torvalds } 28551da177e4SLinus Torvalds 28561da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2857c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2858c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2859c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2860c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2861c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2862c4e2fbcaSRaghava Aditya Renukunta return -1; 2863c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2864c4e2fbcaSRaghava Aditya Renukunta 2865c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2866c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2867c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2868c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2869c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2870c4e2fbcaSRaghava Aditya Renukunta return -1; 2871c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2872c4e2fbcaSRaghava Aditya Renukunta 2873c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2874c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 2875cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2876c4e2fbcaSRaghava Aditya Renukunta break; 2877c4e2fbcaSRaghava Aditya Renukunta } 2878c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2879c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2880c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 2881df561f66SGustavo A. R. Silva fallthrough; 28821da177e4SLinus Torvalds case INQUIRY: 28831da177e4SLinus Torvalds { 28843b2946ccSMark Haverkamp struct inquiry_data inq_data; 28851da177e4SLinus Torvalds 28861a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 28873b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 28881da177e4SLinus Torvalds 2889d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 289088e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 289188e2f98eSSalyzyn, Mark 289288e2f98eSSalyzyn, Mark /* EVPD bit set */ 289388e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 289488e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 289588e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 289688e2f98eSSalyzyn, Mark /* supported vital product data pages */ 28975d910649SMahesh Rajashekhara arr[3] = 3; 289888e2f98eSSalyzyn, Mark arr[4] = 0x0; 289988e2f98eSSalyzyn, Mark arr[5] = 0x80; 29005d910649SMahesh Rajashekhara arr[6] = 0x83; 290188e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2902d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 290388e2f98eSSalyzyn, Mark sizeof(inq_data)); 2904cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 290588e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 290688e2f98eSSalyzyn, Mark /* unit serial number page */ 290788e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 290888e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 290988e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2910d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 291188e2f98eSSalyzyn, Mark sizeof(inq_data)); 2912d8e96507SLeubner, Achim if (aac_wwn != 2) 2913d8e96507SLeubner, Achim return aac_get_container_serial( 2914d8e96507SLeubner, Achim scsicmd); 2915cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 29165d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 29175d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 29185d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 29195d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 29205d910649SMahesh Rajashekhara scmd_id(scsicmd)); 29215d910649SMahesh Rajashekhara if (aac_wwn != 2) 29225d910649SMahesh Rajashekhara return aac_get_container_serial( 29235d910649SMahesh Rajashekhara scsicmd); 2924cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 292588e2f98eSSalyzyn, Mark } else { 292688e2f98eSSalyzyn, Mark /* vpd page not implemented */ 2927cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 29288e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 29298e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 29308e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 293188e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 293288e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 29333ace426fSSalyzyn, Mark min_t(size_t, 29343ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 29353ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 293688e2f98eSSalyzyn, Mark } 2937c4e2fbcaSRaghava Aditya Renukunta break; 293888e2f98eSSalyzyn, Mark } 29393b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 29403b2946ccSMark 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 */ 29413b2946ccSMark Haverkamp inq_data.inqd_len = 31; 29421da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 29433b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 29441da177e4SLinus Torvalds /* 29451da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 29461da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 29471da177e4SLinus Torvalds */ 29481a655040SSalyzyn, Mark if (cid == host->this_id) { 29496391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 29503b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2951d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2952d4345028SFUJITA Tomonori sizeof(inq_data)); 2953cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2954c4e2fbcaSRaghava Aditya Renukunta break; 29551da177e4SLinus Torvalds } 29568c867b25SMark Haverkamp if (dev->in_reset) 29578c867b25SMark Haverkamp return -1; 2958794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 29593b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2960d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 29619e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 29621da177e4SLinus Torvalds } 2963eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 29647a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 29657a8cf29dSMark Haverkamp !(dev->raw_io_64) || 29667a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 29677a8cf29dSMark Haverkamp break; 29687a8cf29dSMark Haverkamp { 29697a8cf29dSMark Haverkamp u64 capacity; 297007ce5ebaSMark Haverkamp char cp[13]; 2971b271f1c8SFUJITA Tomonori unsigned int alloc_len; 29727a8cf29dSMark Haverkamp 29737a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 29747a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 29757a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 29767a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 29777a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 29787a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 29797a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 29807a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 29817a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 29827a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 2983b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2984b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2985b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2986b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 298707ce5ebaSMark Haverkamp cp[12] = 0; 298807ce5ebaSMark Haverkamp 2989b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2990b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2991b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2992b271f1c8SFUJITA Tomonori 2993b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2994d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2995b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2996b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 2997b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 29987a8cf29dSMark Haverkamp 29997a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 30007a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 30017a8cf29dSMark Haverkamp 3002cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3003c4e2fbcaSRaghava Aditya Renukunta break; 30047a8cf29dSMark Haverkamp } 30057a8cf29dSMark Haverkamp 30061da177e4SLinus Torvalds case READ_CAPACITY: 30071da177e4SLinus Torvalds { 30081da177e4SLinus Torvalds u32 capacity; 30093b2946ccSMark Haverkamp char cp[8]; 30101da177e4SLinus Torvalds 30111da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 30127a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 30131da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 30141da177e4SLinus Torvalds else 30151da177e4SLinus Torvalds capacity = (u32)-1; 30163b2946ccSMark Haverkamp 30171da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 30181da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 30191da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 30201da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 3021b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3022b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3023b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3024b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 3025d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 30267a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 30277a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 3028cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3029c4e2fbcaSRaghava Aditya Renukunta break; 30301da177e4SLinus Torvalds } 30311da177e4SLinus Torvalds 30321da177e4SLinus Torvalds case MODE_SENSE: 30331da177e4SLinus Torvalds { 30349d399cc7SSalyzyn, Mark int mode_buf_length = 4; 3035b836439fSMahesh Rajashekhara u32 capacity; 3036b836439fSMahesh Rajashekhara aac_modep_data mpd; 3037b836439fSMahesh Rajashekhara 3038b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3039b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3040b836439fSMahesh Rajashekhara else 3041b836439fSMahesh Rajashekhara capacity = (u32)-1; 30421da177e4SLinus Torvalds 30431da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 3044b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 3045b836439fSMahesh Rajashekhara 3046b836439fSMahesh Rajashekhara /* Mode data length */ 3047b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 3048b836439fSMahesh Rajashekhara /* Medium type - default */ 3049b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 3050b836439fSMahesh Rajashekhara /* Device-specific param, 30519d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 30529d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3053b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 3054b836439fSMahesh Rajashekhara 305595e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3056b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 3057b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 3058b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 3059b836439fSMahesh Rajashekhara else { 3060b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 3061b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 3062b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 3063b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3064b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3065b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3066b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3067b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 30685d910649SMahesh Rajashekhara 30695d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 30705d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 30715d910649SMahesh Rajashekhara /* page length */ 30725d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 30735d910649SMahesh Rajashekhara /* Mode data length */ 30745d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 30755d910649SMahesh Rajashekhara } else { 30765d910649SMahesh Rajashekhara /* Mode data length */ 30775d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 30785d910649SMahesh Rajashekhara } 30795d910649SMahesh Rajashekhara 3080b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3081b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3082b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3083b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3084b836439fSMahesh Rajashekhara } else { 3085b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3086b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3087b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3088b836439fSMahesh Rajashekhara } 3089b836439fSMahesh Rajashekhara } 30909d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 30919d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3092b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3093b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3094b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3095b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 309695e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3097b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 30985d910649SMahesh Rajashekhara } 30995d910649SMahesh Rajashekhara 31009d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 31019d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 31025d910649SMahesh Rajashekhara else 31035d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3104b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3105b836439fSMahesh Rajashekhara (char *)&mpd, 3106b836439fSMahesh Rajashekhara mode_buf_length); 3107cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3108c4e2fbcaSRaghava Aditya Renukunta break; 31091da177e4SLinus Torvalds } 31101da177e4SLinus Torvalds case MODE_SENSE_10: 31111da177e4SLinus Torvalds { 3112b836439fSMahesh Rajashekhara u32 capacity; 31139d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3114b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3115b836439fSMahesh Rajashekhara 3116b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3117b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3118b836439fSMahesh Rajashekhara else 3119b836439fSMahesh Rajashekhara capacity = (u32)-1; 31201da177e4SLinus Torvalds 31211da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3122b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3123b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3124b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3125b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3126b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3127b836439fSMahesh Rajashekhara /* Medium type - default */ 3128b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3129b836439fSMahesh Rajashekhara /* Device-specific param, 31309d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 31319d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3132b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3133b836439fSMahesh Rajashekhara 313495e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3135b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3136b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3137b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3138b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3139b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3140b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3141b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3142b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3143b836439fSMahesh Rajashekhara } else { 3144b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3145b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3146b836439fSMahesh Rajashekhara 3147b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3148b836439fSMahesh Rajashekhara 3149b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3150b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3151b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3152b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3153b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3154b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3155b836439fSMahesh Rajashekhara 3156b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3157b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3158b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3159b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3160b836439fSMahesh Rajashekhara } else { 3161b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3162b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3163b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3164b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3165b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3166b836439fSMahesh Rajashekhara capacity & 0xff; 3167b836439fSMahesh Rajashekhara } 3168b836439fSMahesh Rajashekhara } 31699d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31709d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3171b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3172b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3173b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3174b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 317595e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3176b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 31779d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 31789d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 31799d399cc7SSalyzyn, Mark } 3180b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3181b836439fSMahesh Rajashekhara (char *)&mpd10, 3182b836439fSMahesh Rajashekhara mode_buf_length); 31831da177e4SLinus Torvalds 3184cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3185c4e2fbcaSRaghava Aditya Renukunta break; 31861da177e4SLinus Torvalds } 31871da177e4SLinus Torvalds case REQUEST_SENSE: 31881da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3189c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3190c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3191c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3192c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3193cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3194c4e2fbcaSRaghava Aditya Renukunta break; 31951da177e4SLinus Torvalds 31961da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 31971da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 31981da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 31991da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 32001da177e4SLinus Torvalds else 32011da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 32021da177e4SLinus Torvalds 3203cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3204c4e2fbcaSRaghava Aditya Renukunta break; 32051da177e4SLinus Torvalds /* 32061da177e4SLinus Torvalds * These commands are all No-Ops 32071da177e4SLinus Torvalds */ 32081da177e4SLinus Torvalds case TEST_UNIT_READY: 3209655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3210cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 3211655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3212655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3213655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3214655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3215655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3216655d722cSMark Salyzyn min_t(size_t, 3217655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3218655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3219c4e2fbcaSRaghava Aditya Renukunta break; 3220655d722cSMark Salyzyn } 3221df561f66SGustavo A. R. Silva fallthrough; 32221da177e4SLinus Torvalds case RESERVE: 32231da177e4SLinus Torvalds case RELEASE: 32241da177e4SLinus Torvalds case REZERO_UNIT: 32251da177e4SLinus Torvalds case REASSIGN_BLOCKS: 32261da177e4SLinus Torvalds case SEEK_10: 3227cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3228c4e2fbcaSRaghava Aditya Renukunta break; 3229655d722cSMark Salyzyn 3230655d722cSMark Salyzyn case START_STOP: 3231655d722cSMark Salyzyn return aac_start_stop(scsicmd); 32321da177e4SLinus Torvalds 32331da177e4SLinus Torvalds default: 32341da177e4SLinus Torvalds /* 32351da177e4SLinus Torvalds * Unhandled commands 32361da177e4SLinus Torvalds */ 3237c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3238c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3239cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 32408e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 32411da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 32428e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 32431da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 32443ace426fSSalyzyn, Mark min_t(size_t, 32453ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 32463ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3247c4e2fbcaSRaghava Aditya Renukunta } 3248c4e2fbcaSRaghava Aditya Renukunta 3249c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3250c4e2fbcaSRaghava Aditya Renukunta 32511dec65e3SBart Van Assche aac_scsi_done(scsicmd); 32521da177e4SLinus Torvalds return 0; 32531da177e4SLinus Torvalds } 32541da177e4SLinus Torvalds 32551da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 32561da177e4SLinus Torvalds { 32571da177e4SLinus Torvalds struct aac_query_disk qd; 32581da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32591da177e4SLinus Torvalds 32601da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 326190ee3466SMark Haverkamp if (!fsa_dev_ptr) 326265101355SMark Haverkamp return -EBUSY; 32631da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 32641da177e4SLinus Torvalds return -EFAULT; 3265e6fd916aSDan Carpenter if (qd.cnum == -1) { 3266e6fd916aSDan Carpenter if (qd.id < 0 || qd.id >= dev->maximum_num_containers) 3267e6fd916aSDan Carpenter return -EINVAL; 3268e5718774SMark Haverkamp qd.cnum = qd.id; 3269e6fd916aSDan Carpenter } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { 32701da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 32711da177e4SLinus Torvalds return -EINVAL; 32721da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 32731da177e4SLinus Torvalds qd.bus = 0; 32741da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 32751da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 32761da177e4SLinus Torvalds } 32771da177e4SLinus Torvalds else return -EINVAL; 32781da177e4SLinus Torvalds 3279fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 32801da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 32811da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 32821da177e4SLinus Torvalds 32831da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 32841da177e4SLinus Torvalds qd.unmapped = 1; 32851da177e4SLinus Torvalds else 32861da177e4SLinus Torvalds qd.unmapped = 0; 32871da177e4SLinus Torvalds 32881da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 32891da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 32901da177e4SLinus Torvalds 32911da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 32921da177e4SLinus Torvalds return -EFAULT; 32931da177e4SLinus Torvalds return 0; 32941da177e4SLinus Torvalds } 32951da177e4SLinus Torvalds 32961da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 32971da177e4SLinus Torvalds { 32981da177e4SLinus Torvalds struct aac_delete_disk dd; 32991da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33001da177e4SLinus Torvalds 33011da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 330265101355SMark Haverkamp if (!fsa_dev_ptr) 330365101355SMark Haverkamp return -EBUSY; 33041da177e4SLinus Torvalds 33051da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 33061da177e4SLinus Torvalds return -EFAULT; 33071da177e4SLinus Torvalds 33081da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 33091da177e4SLinus Torvalds return -EINVAL; 33101da177e4SLinus Torvalds /* 33111da177e4SLinus Torvalds * Mark this container as being deleted. 33121da177e4SLinus Torvalds */ 33131da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 33141da177e4SLinus Torvalds /* 33151da177e4SLinus Torvalds * Mark the container as no longer valid 33161da177e4SLinus Torvalds */ 33171da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 33181da177e4SLinus Torvalds return 0; 33191da177e4SLinus Torvalds } 33201da177e4SLinus Torvalds 33211da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 33221da177e4SLinus Torvalds { 33231da177e4SLinus Torvalds struct aac_delete_disk dd; 33241da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33251da177e4SLinus Torvalds 33261da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 332790ee3466SMark Haverkamp if (!fsa_dev_ptr) 332865101355SMark Haverkamp return -EBUSY; 33291da177e4SLinus Torvalds 33301da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 33311da177e4SLinus Torvalds return -EFAULT; 33321da177e4SLinus Torvalds 33331da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 33341da177e4SLinus Torvalds return -EINVAL; 33351da177e4SLinus Torvalds /* 33361da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 33371da177e4SLinus Torvalds */ 33381da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 33391da177e4SLinus Torvalds return -EBUSY; 33401da177e4SLinus Torvalds else { 33411da177e4SLinus Torvalds /* 33421da177e4SLinus Torvalds * Mark the container as no longer being valid. 33431da177e4SLinus Torvalds */ 33441da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 33451da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 33461da177e4SLinus Torvalds return 0; 33471da177e4SLinus Torvalds } 33481da177e4SLinus Torvalds } 33491da177e4SLinus Torvalds 33506f4e626fSNathan Chancellor int aac_dev_ioctl(struct aac_dev *dev, unsigned int cmd, void __user *arg) 33511da177e4SLinus Torvalds { 33521da177e4SLinus Torvalds switch (cmd) { 33531da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 33541da177e4SLinus Torvalds return query_disk(dev, arg); 33551da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 33561da177e4SLinus Torvalds return delete_disk(dev, arg); 33571da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 33581da177e4SLinus Torvalds return force_delete_disk(dev, arg); 33591da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 33601da177e4SLinus Torvalds return aac_get_containers(dev); 33611da177e4SLinus Torvalds default: 33621da177e4SLinus Torvalds return -ENOTTY; 33631da177e4SLinus Torvalds } 33641da177e4SLinus Torvalds } 33651da177e4SLinus Torvalds 33661da177e4SLinus Torvalds /** 33671da177e4SLinus Torvalds * aac_srb_callback 33681da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 33691da177e4SLinus Torvalds * @fibptr: pointer to the fib 33701da177e4SLinus Torvalds * 33711da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 33721da177e4SLinus Torvalds */ 33731da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 33741da177e4SLinus Torvalds { 33751da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 33761da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 33771da177e4SLinus Torvalds 33781da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 337903d44337SMark Haverkamp 338003d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 338103d44337SMark Haverkamp return; 338203d44337SMark Haverkamp 3383125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 33844ec57fb4SRaghava Aditya Renukunta 338555b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 33864ec57fb4SRaghava Aditya Renukunta 33871da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 338885d22bbfSMahesh Rajashekhara 338985d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 339085d22bbfSMahesh Rajashekhara /* fast response */ 339185d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 339285d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 339385d22bbfSMahesh Rajashekhara } else { 33941da177e4SLinus Torvalds /* 33951da177e4SLinus Torvalds * Calculate resid for sg 33961da177e4SLinus Torvalds */ 3397727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3398727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 33994ec57fb4SRaghava Aditya Renukunta } 34004ec57fb4SRaghava Aditya Renukunta 34014ec57fb4SRaghava Aditya Renukunta 34024ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 34034ec57fb4SRaghava Aditya Renukunta 34044ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 34054ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 34064ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 34074ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 34084ec57fb4SRaghava Aditya Renukunta 34091da177e4SLinus Torvalds /* 34101da177e4SLinus Torvalds * First check the fib status 34111da177e4SLinus Torvalds */ 34121da177e4SLinus Torvalds 34131da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 34141da177e4SLinus Torvalds int len; 341555b87608SMahesh Rajashekhara 34164ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 34174ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 34183ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 34193ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 3420cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16 | SAM_STAT_CHECK_CONDITION; 342155b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 342255b87608SMahesh Rajashekhara srbreply->sense_data, len); 34231da177e4SLinus Torvalds } 34241da177e4SLinus Torvalds 34251da177e4SLinus Torvalds /* 34261da177e4SLinus Torvalds * Next check the srb status 34271da177e4SLinus Torvalds */ 34281da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 34291da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 34301da177e4SLinus Torvalds case SRB_STATUS_PENDING: 34311da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 3432cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 34331da177e4SLinus Torvalds break; 34341da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 34351da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 34361da177e4SLinus Torvalds case READ_6: 34371da177e4SLinus Torvalds case WRITE_6: 34381da177e4SLinus Torvalds case READ_10: 34391da177e4SLinus Torvalds case WRITE_10: 34401da177e4SLinus Torvalds case READ_12: 34411da177e4SLinus Torvalds case WRITE_12: 34427a8cf29dSMark Haverkamp case READ_16: 34437a8cf29dSMark Haverkamp case WRITE_16: 344455b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 344555b87608SMahesh Rajashekhara < scsicmd->underflow) 34464ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 344755b87608SMahesh Rajashekhara else 34484ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 3449cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 34501da177e4SLinus Torvalds break; 34514ec57fb4SRaghava Aditya Renukunta case INQUIRY: 3452cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 34531da177e4SLinus Torvalds break; 34541da177e4SLinus Torvalds default: 3455cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 34561da177e4SLinus Torvalds break; 34571da177e4SLinus Torvalds } 34581da177e4SLinus Torvalds break; 34591da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 3460cdec16c1SHannes Reinecke scsicmd->result = DID_ABORT << 16; 34611da177e4SLinus Torvalds break; 34621da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 346355b87608SMahesh Rajashekhara /* 346455b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 346555b87608SMahesh Rajashekhara * hba was trying to abort for some reason 346655b87608SMahesh Rajashekhara */ 3467cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 34681da177e4SLinus Torvalds break; 34691da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 3470cdec16c1SHannes Reinecke scsicmd->result = DID_PARITY << 16; 34711da177e4SLinus Torvalds break; 34721da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 34731da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 34741da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 34751da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 34761da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 3477cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 34781da177e4SLinus Torvalds break; 34791da177e4SLinus Torvalds 34801da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 34811da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 3482cdec16c1SHannes Reinecke scsicmd->result = DID_TIME_OUT << 16; 34831da177e4SLinus Torvalds break; 34841da177e4SLinus Torvalds 34851da177e4SLinus Torvalds case SRB_STATUS_BUSY: 3486cdec16c1SHannes Reinecke scsicmd->result = DID_BUS_BUSY << 16; 34871da177e4SLinus Torvalds break; 34881da177e4SLinus Torvalds 34891da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 3490cdec16c1SHannes Reinecke scsicmd->result = DID_RESET << 16; 34911da177e4SLinus Torvalds break; 34921da177e4SLinus Torvalds 34931da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 3494cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 34951da177e4SLinus Torvalds break; 34961da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 34971da177e4SLinus Torvalds case SRB_STATUS_ERROR: 34981da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 34991da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 35001da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 35011da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 35021da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 35031da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 35041da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 35051da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 35061da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 35071da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 35081da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 35091da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 35101da177e4SLinus Torvalds default: 35111da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35124ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 35131da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 35141da177e4SLinus Torvalds aac_get_status_string( 35151da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 35161da177e4SLinus Torvalds scsicmd->cmnd[0], 35171da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 35181da177e4SLinus Torvalds #endif 35194ec57fb4SRaghava Aditya Renukunta /* 35204ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 35214ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 35224ec57fb4SRaghava Aditya Renukunta * 35234ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 35244ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 35254ec57fb4SRaghava Aditya Renukunta */ 35261fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 35271fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 35284ec57fb4SRaghava Aditya Renukunta 35291fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 3530cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 35311fc8010aSRajashekhara, Mahesh } else { 3532cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 35331fc8010aSRajashekhara, Mahesh } 35341fc8010aSRajashekhara, Mahesh } else { 3535cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 35361fc8010aSRajashekhara, Mahesh } 3537cdec16c1SHannes Reinecke break; 35381da177e4SLinus Torvalds } 353955b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 354055b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 35411da177e4SLinus Torvalds int len; 354255b87608SMahesh Rajashekhara 35431da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 35443ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35453ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 35461da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35474ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 35487a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 35491da177e4SLinus Torvalds #endif 355055b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 355155b87608SMahesh Rajashekhara srbreply->sense_data, len); 355255b87608SMahesh Rajashekhara } 35534ec57fb4SRaghava Aditya Renukunta 35541da177e4SLinus Torvalds /* 35551da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 35561da177e4SLinus Torvalds */ 35571da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 35581da177e4SLinus Torvalds 3559bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 35601dec65e3SBart Van Assche aac_scsi_done(scsicmd); 35611da177e4SLinus Torvalds } 35621da177e4SLinus Torvalds 3563ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3564ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3565ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3566ab5d129fSRaghava Aditya Renukunta 3567ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3568ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3569ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3570ab5d129fSRaghava Aditya Renukunta 3571ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3572ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3573cdec16c1SHannes Reinecke scsicmd->result |= DID_OK << 16; 3574ab5d129fSRaghava Aditya Renukunta break; 3575ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3576ab5d129fSRaghava Aditya Renukunta { 3577ab5d129fSRaghava Aditya Renukunta int len; 3578ab5d129fSRaghava Aditya Renukunta 3579ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3580ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3581ab5d129fSRaghava Aditya Renukunta if (len) 3582ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3583ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3584cdec16c1SHannes Reinecke scsicmd->result |= DID_OK << 16; 3585ab5d129fSRaghava Aditya Renukunta break; 3586ab5d129fSRaghava Aditya Renukunta } 3587ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3588cdec16c1SHannes Reinecke scsicmd->result |= DID_BUS_BUSY << 16; 3589ab5d129fSRaghava Aditya Renukunta break; 3590ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3591cdec16c1SHannes Reinecke scsicmd->result |= DID_ABORT << 16; 3592ab5d129fSRaghava Aditya Renukunta break; 3593ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3594ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3595ab5d129fSRaghava Aditya Renukunta default: 3596cdec16c1SHannes Reinecke scsicmd->result |= DID_ERROR << 16; 3597ab5d129fSRaghava Aditya Renukunta break; 3598ab5d129fSRaghava Aditya Renukunta } 3599ab5d129fSRaghava Aditya Renukunta } 3600ab5d129fSRaghava Aditya Renukunta 3601ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3602ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3603ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3604ab5d129fSRaghava Aditya Renukunta { 3605ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3606ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3607ab5d129fSRaghava Aditya Renukunta { 3608ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3609ab5d129fSRaghava Aditya Renukunta 3610ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3611ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3612ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3613ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3614ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3615ab5d129fSRaghava Aditya Renukunta } 3616cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 3617ab5d129fSRaghava Aditya Renukunta break; 3618ab5d129fSRaghava Aditya Renukunta } 3619ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3620ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3621cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_BUSY; 3622ab5d129fSRaghava Aditya Renukunta break; 3623ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3624cdec16c1SHannes Reinecke scsicmd->result = DID_ABORT << 16; 3625ab5d129fSRaghava Aditya Renukunta break; 3626ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3627cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 3628ab5d129fSRaghava Aditya Renukunta break; 3629ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3630ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3631cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 3632ab5d129fSRaghava Aditya Renukunta break; 3633ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3634ab5d129fSRaghava Aditya Renukunta default: 3635cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 3636ab5d129fSRaghava Aditya Renukunta break; 3637ab5d129fSRaghava Aditya Renukunta } 3638ab5d129fSRaghava Aditya Renukunta } 3639ab5d129fSRaghava Aditya Renukunta 36401da177e4SLinus Torvalds /** 3641ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3642ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3643ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3644ab5d129fSRaghava Aditya Renukunta * 3645ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3646ab5d129fSRaghava Aditya Renukunta */ 3647ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3648ab5d129fSRaghava Aditya Renukunta { 3649ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3650ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3651ab5d129fSRaghava Aditya Renukunta 3652ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3653ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3654ab5d129fSRaghava Aditya Renukunta 3655ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3656ab5d129fSRaghava Aditya Renukunta 3657ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3658ab5d129fSRaghava Aditya Renukunta return; 3659ab5d129fSRaghava Aditya Renukunta 3660ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3661ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3662ab5d129fSRaghava Aditya Renukunta 3663ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3664ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3665ab5d129fSRaghava Aditya Renukunta 3666ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3667ab5d129fSRaghava Aditya Renukunta /* fast response */ 3668cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 3669ab5d129fSRaghava Aditya Renukunta goto out; 3670ab5d129fSRaghava Aditya Renukunta } 3671ab5d129fSRaghava Aditya Renukunta 3672ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3673ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3674ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3675ab5d129fSRaghava Aditya Renukunta break; 3676ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3677ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3678ab5d129fSRaghava Aditya Renukunta break; 3679ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3680cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 3681ab5d129fSRaghava Aditya Renukunta break; 3682ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3683cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 3684ab5d129fSRaghava Aditya Renukunta break; 3685ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3686ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3687cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 3688ab5d129fSRaghava Aditya Renukunta break; 3689ab5d129fSRaghava Aditya Renukunta default: 3690cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 3691ab5d129fSRaghava Aditya Renukunta break; 3692ab5d129fSRaghava Aditya Renukunta } 3693ab5d129fSRaghava Aditya Renukunta 3694ab5d129fSRaghava Aditya Renukunta out: 3695ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3696ab5d129fSRaghava Aditya Renukunta 3697ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3698ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3699ab5d129fSRaghava Aditya Renukunta else 37001dec65e3SBart Van Assche aac_scsi_done(scsicmd); 3701ab5d129fSRaghava Aditya Renukunta } 3702ab5d129fSRaghava Aditya Renukunta 3703ab5d129fSRaghava Aditya Renukunta /** 3704ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 37051da177e4SLinus Torvalds * @scsicmd: the scsi command block 37061da177e4SLinus Torvalds * 37071da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 37081da177e4SLinus Torvalds * scsicmd passed in. 37091da177e4SLinus Torvalds */ 37101da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 37111da177e4SLinus Torvalds { 37121da177e4SLinus Torvalds struct fib* cmd_fibcontext; 37131da177e4SLinus Torvalds struct aac_dev* dev; 37141da177e4SLinus Torvalds int status; 37151da177e4SLinus Torvalds 371684971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3717e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 371884971738SMark Haverkamp scsicmd->device->lun > 7) { 37191da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 37201dec65e3SBart Van Assche aac_scsi_done(scsicmd); 37211da177e4SLinus Torvalds return 0; 37221da177e4SLinus Torvalds } 37231da177e4SLinus Torvalds 37241da177e4SLinus Torvalds /* 37251da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 37261da177e4SLinus Torvalds */ 37276bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 37281ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3729e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 37301da177e4SLinus Torvalds 37311da177e4SLinus Torvalds /* 37321da177e4SLinus Torvalds * Check that the command queued to the controller 37331da177e4SLinus Torvalds */ 37341ae948faSBrian King if (status == -EINPROGRESS) 37351da177e4SLinus Torvalds return 0; 37361da177e4SLinus Torvalds 3737bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3738bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3739bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 37401da177e4SLinus Torvalds 37411da177e4SLinus Torvalds return -1; 37421da177e4SLinus Torvalds } 37431da177e4SLinus Torvalds 3744ab5d129fSRaghava Aditya Renukunta /** 3745ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3746ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3747ab5d129fSRaghava Aditya Renukunta * 3748ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3749ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3750ab5d129fSRaghava Aditya Renukunta */ 3751ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3752ab5d129fSRaghava Aditya Renukunta { 3753ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3754ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3755ab5d129fSRaghava Aditya Renukunta int status; 3756ab5d129fSRaghava Aditya Renukunta 3757ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3758ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3759ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3760ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 37611dec65e3SBart Van Assche aac_scsi_done(scsicmd); 3762ab5d129fSRaghava Aditya Renukunta return 0; 3763ab5d129fSRaghava Aditya Renukunta } 3764ab5d129fSRaghava Aditya Renukunta 3765ab5d129fSRaghava Aditya Renukunta /* 3766ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3767ab5d129fSRaghava Aditya Renukunta */ 3768ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3769ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3770ab5d129fSRaghava Aditya Renukunta return -1; 3771ab5d129fSRaghava Aditya Renukunta 37721ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3773ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3774ab5d129fSRaghava Aditya Renukunta 3775ab5d129fSRaghava Aditya Renukunta /* 3776ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3777ab5d129fSRaghava Aditya Renukunta */ 37781ae948faSBrian King if (status == -EINPROGRESS) 3779ab5d129fSRaghava Aditya Renukunta return 0; 3780ab5d129fSRaghava Aditya Renukunta 3781ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3782ab5d129fSRaghava Aditya Renukunta status); 3783ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3784ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3785ab5d129fSRaghava Aditya Renukunta 3786ab5d129fSRaghava Aditya Renukunta return -1; 3787ab5d129fSRaghava Aditya Renukunta } 3788ab5d129fSRaghava Aditya Renukunta 3789ab5d129fSRaghava Aditya Renukunta 37900b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 37911da177e4SLinus Torvalds { 37921da177e4SLinus Torvalds unsigned long byte_count = 0; 3793727eead6SFUJITA Tomonori int nseg; 3794a2260323SNikola Pajkovsky struct scatterlist *sg; 3795a2260323SNikola Pajkovsky int i; 37961da177e4SLinus Torvalds 37971da177e4SLinus Torvalds // Get rid of old data 37981da177e4SLinus Torvalds psg->count = 0; 37991da177e4SLinus Torvalds psg->sg[0].addr = 0; 38001da177e4SLinus Torvalds psg->sg[0].count = 0; 3801727eead6SFUJITA Tomonori 3802727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3803a2260323SNikola Pajkovsky if (nseg <= 0) 38040b433447SMahesh Rajashekhara return nseg; 38051da177e4SLinus Torvalds 3806727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38071da177e4SLinus Torvalds 3808727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38091da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 38101da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 38111da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 38121da177e4SLinus Torvalds } 38131da177e4SLinus Torvalds /* hba wants the size to be exact */ 3814727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 381556b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3816727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 381756b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3818727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38191da177e4SLinus Torvalds } 38201da177e4SLinus Torvalds /* Check for command underflow */ 38211da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 38221da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38231da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38241da177e4SLinus Torvalds } 3825a2260323SNikola Pajkovsky 38261da177e4SLinus Torvalds return byte_count; 38271da177e4SLinus Torvalds } 38281da177e4SLinus Torvalds 38291da177e4SLinus Torvalds 38300b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 38311da177e4SLinus Torvalds { 38321da177e4SLinus Torvalds unsigned long byte_count = 0; 383356b58712SMark Haverkamp u64 addr; 3834727eead6SFUJITA Tomonori int nseg; 3835a2260323SNikola Pajkovsky struct scatterlist *sg; 3836a2260323SNikola Pajkovsky int i; 38371da177e4SLinus Torvalds 38381da177e4SLinus Torvalds // Get rid of old data 38391da177e4SLinus Torvalds psg->count = 0; 38401da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 38411da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 38421da177e4SLinus Torvalds psg->sg[0].count = 0; 3843727eead6SFUJITA Tomonori 3844727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3845a2260323SNikola Pajkovsky if (nseg <= 0) 38460b433447SMahesh Rajashekhara return nseg; 38471da177e4SLinus Torvalds 3848727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38491241f359SMark Haverkamp int count = sg_dma_len(sg); 385056b58712SMark Haverkamp addr = sg_dma_address(sg); 385156b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 385256b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 38531241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38541241f359SMark Haverkamp byte_count += count; 38551da177e4SLinus Torvalds } 3856727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38571da177e4SLinus Torvalds /* hba wants the size to be exact */ 3858727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 385956b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3860727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 386156b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3862727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38631da177e4SLinus Torvalds } 38641da177e4SLinus Torvalds /* Check for command underflow */ 38651da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 38661da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38671da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38681da177e4SLinus Torvalds } 3869a2260323SNikola Pajkovsky 38701da177e4SLinus Torvalds return byte_count; 38711da177e4SLinus Torvalds } 38721da177e4SLinus Torvalds 38730b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 38740e68c003SMark Haverkamp { 38750e68c003SMark Haverkamp unsigned long byte_count = 0; 3876727eead6SFUJITA Tomonori int nseg; 3877a2260323SNikola Pajkovsky struct scatterlist *sg; 3878a2260323SNikola Pajkovsky int i; 38790e68c003SMark Haverkamp 38800e68c003SMark Haverkamp // Get rid of old data 38810e68c003SMark Haverkamp psg->count = 0; 38820e68c003SMark Haverkamp psg->sg[0].next = 0; 38830e68c003SMark Haverkamp psg->sg[0].prev = 0; 38840e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 38850e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 38860e68c003SMark Haverkamp psg->sg[0].count = 0; 38870e68c003SMark Haverkamp psg->sg[0].flags = 0; 3888727eead6SFUJITA Tomonori 3889727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3890a2260323SNikola Pajkovsky if (nseg <= 0) 38910b433447SMahesh Rajashekhara return nseg; 38920e68c003SMark Haverkamp 3893727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38940e68c003SMark Haverkamp int count = sg_dma_len(sg); 38950e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 38960e68c003SMark Haverkamp psg->sg[i].next = 0; 38970e68c003SMark Haverkamp psg->sg[i].prev = 0; 38980e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 38990e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 39000e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 39010e68c003SMark Haverkamp psg->sg[i].flags = 0; 39020e68c003SMark Haverkamp byte_count += count; 39030e68c003SMark Haverkamp } 3904727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39050e68c003SMark Haverkamp /* hba wants the size to be exact */ 3906727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 39070e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3908727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 39090e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3910727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39110e68c003SMark Haverkamp } 39120e68c003SMark Haverkamp /* Check for command underflow */ 39130e68c003SMark Haverkamp if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39140e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39150e68c003SMark Haverkamp byte_count, scsicmd->underflow); 39160e68c003SMark Haverkamp } 3917a2260323SNikola Pajkovsky 39180e68c003SMark Haverkamp return byte_count; 39190e68c003SMark Haverkamp } 39200e68c003SMark Haverkamp 39210b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 39220b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 392385d22bbfSMahesh Rajashekhara { 392485d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 392585d22bbfSMahesh Rajashekhara int nseg; 392685d22bbfSMahesh Rajashekhara struct scatterlist *sg; 392785d22bbfSMahesh Rajashekhara int i, conformable = 0; 392885d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 392985d22bbfSMahesh Rajashekhara 3930a2260323SNikola Pajkovsky nseg = scsi_dma_map(scsicmd); 3931a2260323SNikola Pajkovsky if (nseg <= 0) 3932a2260323SNikola Pajkovsky return nseg; 3933a2260323SNikola Pajkovsky 393485d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 393585d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 393685d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 393785d22bbfSMahesh Rajashekhara 393885d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 393985d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 394085d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 394185d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 394285d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 394385d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 394485d22bbfSMahesh Rajashekhara if (i == 0) { 394585d22bbfSMahesh Rajashekhara conformable = 1; 394685d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 394785d22bbfSMahesh Rajashekhara } else if (i == 1) { 394885d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 394985d22bbfSMahesh Rajashekhara min_size = cur_size; 395085d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 395185d22bbfSMahesh Rajashekhara conformable = 0; 395285d22bbfSMahesh Rajashekhara if (cur_size < min_size) 395385d22bbfSMahesh Rajashekhara min_size = cur_size; 395485d22bbfSMahesh Rajashekhara } 395585d22bbfSMahesh Rajashekhara byte_count += count; 395685d22bbfSMahesh Rajashekhara } 395785d22bbfSMahesh Rajashekhara 395885d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 395985d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 396085d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 396185d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 396285d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 396385d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 396485d22bbfSMahesh Rajashekhara } 396585d22bbfSMahesh Rajashekhara 396685d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 396785d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 396885d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 396985d22bbfSMahesh Rajashekhara if (!conformable) { 397085d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 397185d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 397285d22bbfSMahesh Rajashekhara err_found = 0; 397385d22bbfSMahesh Rajashekhara nseg_new = 2; 397485d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 397585d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 397685d22bbfSMahesh Rajashekhara err_found = 1; 397785d22bbfSMahesh Rajashekhara break; 397885d22bbfSMahesh Rajashekhara } 397985d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 398085d22bbfSMahesh Rajashekhara } 398185d22bbfSMahesh Rajashekhara if (!err_found) 398285d22bbfSMahesh Rajashekhara break; 398385d22bbfSMahesh Rajashekhara } 398496676246SNikola Pajkovsky if (i > 0 && nseg_new <= sg_max) { 398596676246SNikola Pajkovsky int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); 398696676246SNikola Pajkovsky 398796676246SNikola Pajkovsky if (ret < 0) 398896676246SNikola Pajkovsky return ret; 398996676246SNikola Pajkovsky } 399085d22bbfSMahesh Rajashekhara } else 399185d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 399285d22bbfSMahesh Rajashekhara 399385d22bbfSMahesh Rajashekhara /* Check for command underflow */ 399485d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 399585d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 399685d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 399785d22bbfSMahesh Rajashekhara } 399885d22bbfSMahesh Rajashekhara 399985d22bbfSMahesh Rajashekhara return byte_count; 400085d22bbfSMahesh Rajashekhara } 400185d22bbfSMahesh Rajashekhara 400285d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 400385d22bbfSMahesh Rajashekhara { 400485d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 400585d22bbfSMahesh Rajashekhara int i, j, pos; 400685d22bbfSMahesh Rajashekhara u32 addr_low; 400785d22bbfSMahesh Rajashekhara 400885d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 400985d22bbfSMahesh Rajashekhara return 0; 401085d22bbfSMahesh Rajashekhara 401139107e85SGustavo A. R. Silva sge = kmalloc_array(nseg_new, sizeof(*sge), GFP_ATOMIC); 401285d22bbfSMahesh Rajashekhara if (sge == NULL) 401396676246SNikola Pajkovsky return -ENOMEM; 401485d22bbfSMahesh Rajashekhara 401585d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 401685d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 401785d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 401885d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 401985d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 402085d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 402185d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 402285d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 402385d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 402485d22bbfSMahesh Rajashekhara pos++; 402585d22bbfSMahesh Rajashekhara } 402685d22bbfSMahesh Rajashekhara } 402785d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 402885d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 402985d22bbfSMahesh Rajashekhara 403085d22bbfSMahesh Rajashekhara kfree(sge); 403185d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 403285d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 403385d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 403485d22bbfSMahesh Rajashekhara return 0; 403585d22bbfSMahesh Rajashekhara } 403685d22bbfSMahesh Rajashekhara 4037ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4038ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4039ab5d129fSRaghava Aditya Renukunta int sg_max, 4040ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4041ab5d129fSRaghava Aditya Renukunta { 4042ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4043ab5d129fSRaghava Aditya Renukunta int nseg; 4044ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4045ab5d129fSRaghava Aditya Renukunta int i; 4046ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4047ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4048ab5d129fSRaghava Aditya Renukunta 4049ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4050ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4051ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4052ab5d129fSRaghava Aditya Renukunta goto out; 4053ab5d129fSRaghava Aditya Renukunta } 4054ab5d129fSRaghava Aditya Renukunta 4055ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4056ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4057ab5d129fSRaghava Aditya Renukunta else 4058ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4059ab5d129fSRaghava Aditya Renukunta 4060ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4061ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4062ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4063ab5d129fSRaghava Aditya Renukunta 4064ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4065ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4066ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4067ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4068ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4069ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4070ab5d129fSRaghava Aditya Renukunta byte_count += count; 4071ab5d129fSRaghava Aditya Renukunta sge++; 4072ab5d129fSRaghava Aditya Renukunta } 4073ab5d129fSRaghava Aditya Renukunta 4074ab5d129fSRaghava Aditya Renukunta sge--; 4075ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4076ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4077ab5d129fSRaghava Aditya Renukunta u32 temp; 4078ab5d129fSRaghava Aditya Renukunta 4079ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4080ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4081ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4082ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4083ab5d129fSRaghava Aditya Renukunta } 4084ab5d129fSRaghava Aditya Renukunta 4085ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4086ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4087ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4088ab5d129fSRaghava Aditya Renukunta } else { 4089ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4090ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4091ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4092ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4093ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4094ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4095ab5d129fSRaghava Aditya Renukunta } 4096ab5d129fSRaghava Aditya Renukunta 4097ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4098ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4099ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4100ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4101ab5d129fSRaghava Aditya Renukunta } 4102ab5d129fSRaghava Aditya Renukunta out: 4103ab5d129fSRaghava Aditya Renukunta return byte_count; 4104ab5d129fSRaghava Aditya Renukunta } 4105ab5d129fSRaghava Aditya Renukunta 41061da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 41071da177e4SLinus Torvalds 41081da177e4SLinus Torvalds struct aac_srb_status_info { 41091da177e4SLinus Torvalds u32 status; 41101da177e4SLinus Torvalds char *str; 41111da177e4SLinus Torvalds }; 41121da177e4SLinus Torvalds 41131da177e4SLinus Torvalds 41141da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 41151da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 41161da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 41171da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 41181da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 41191da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 41201da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 41211da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 41221da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 41231da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 41241da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 41251da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 41261da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 41271da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 41281da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 41291da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 41301da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 41311da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 41321da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 41331da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 41341da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 41351da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 41361da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 41371da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 41381da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 41391da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 41401da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 41411da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 41421da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 41431da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 41441da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 41451da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 41461da177e4SLinus Torvalds { 0xff, "Unknown Error"} 41471da177e4SLinus Torvalds }; 41481da177e4SLinus Torvalds 41491da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 41501da177e4SLinus Torvalds { 41511da177e4SLinus Torvalds int i; 41521da177e4SLinus Torvalds 41536391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 41546391a113STobias Klauser if (srb_status_info[i].status == status) 41551da177e4SLinus Torvalds return srb_status_info[i].str; 41561da177e4SLinus Torvalds 41571da177e4SLinus Torvalds return "Bad Status Code"; 41581da177e4SLinus Torvalds } 41591da177e4SLinus Torvalds 41601da177e4SLinus Torvalds #endif 4161