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" 2744d516e49SRandy 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 } 34176a3451bSBart Van Assche aac_priv(scsicmd)->owner = 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); 59576a3451bSBart Van Assche aac_priv(scsicmd)->owner = 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 *); 63776a3451bSBart Van Assche struct scsi_cmnd *scsicmd = context; 63876a3451bSBart Van Assche struct aac_cmd_priv *cmd_priv = aac_priv(scsicmd); 639999b3ffcSRaghava Aditya Renukunta int i; 64003d44337SMark Haverkamp 64103d44337SMark Haverkamp 6421a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6431a655040SSalyzyn, Mark return; 644fe76df42SMark Haverkamp 64576a3451bSBart Van Assche cmd_priv->status = 0; 6461a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 647fe76df42SMark Haverkamp if (fsa_dev_ptr) { 648fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 6491c68856eSRaghava Aditya Renukunta __le32 sup_options2; 6501c68856eSRaghava Aditya Renukunta 651fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 6521c68856eSRaghava Aditya Renukunta sup_options2 = 6531c68856eSRaghava Aditya Renukunta fibptr->dev->supplement_adapter_info.supported_options2; 654fe76df42SMark Haverkamp 655fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 656fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 657fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 6581c68856eSRaghava Aditya Renukunta if (!(sup_options2 & AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 659b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 660b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 661b836439fSMahesh Rajashekhara } else { 662b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 663b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 664b836439fSMahesh Rajashekhara } 665999b3ffcSRaghava Aditya Renukunta for (i = 0; i < 16; i++) 666999b3ffcSRaghava Aditya Renukunta fsa_dev_ptr->identifier[i] = 667999b3ffcSRaghava Aditya Renukunta dresp->mnt[0].fileinfo.bdevinfo 668999b3ffcSRaghava Aditya Renukunta .identifier[i]; 669fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 670655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 671655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 672655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 673655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 674655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 675fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 676fe76df42SMark Haverkamp fsa_dev_ptr->size 677fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 678fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 679fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 680fe76df42SMark Haverkamp } 681fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 682fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 68376a3451bSBart Van Assche cmd_priv->status = le32_to_cpu(dresp->count); 684fe76df42SMark Haverkamp } 685fe76df42SMark Haverkamp aac_fib_complete(fibptr); 686fe76df42SMark Haverkamp aac_fib_free(fibptr); 68776a3451bSBart Van Assche callback = cmd_priv->callback; 68876a3451bSBart Van Assche cmd_priv->callback = NULL; 6891a655040SSalyzyn, Mark (*callback)(scsicmd); 6901a655040SSalyzyn, Mark return; 691fe76df42SMark Haverkamp } 692fe76df42SMark Haverkamp 6931a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 694fe76df42SMark Haverkamp { 695fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 696fe76df42SMark Haverkamp struct aac_mount * dresp; 697fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 698fe76df42SMark Haverkamp int status; 699fe76df42SMark Haverkamp 700fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 7016c92f7dbSDave Carroll if (!aac_supports_2T(fibptr->dev)) { 702fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 7036c92f7dbSDave Carroll if ((le32_to_cpu(dresp->status) == ST_OK) && 7041a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 7051a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 7061a655040SSalyzyn, Mark return; 7071a655040SSalyzyn, Mark } 7086c92f7dbSDave Carroll } 709fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 710fe76df42SMark Haverkamp 71103d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 7121a655040SSalyzyn, Mark return; 71303d44337SMark Haverkamp 714fe76df42SMark Haverkamp aac_fib_init(fibptr); 715fe76df42SMark Haverkamp 716fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 717fe76df42SMark Haverkamp 7181c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 719b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 720b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 721b836439fSMahesh Rajashekhara else 722fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 723b836439fSMahesh Rajashekhara 724fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 725fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 72676a3451bSBart Van Assche aac_priv(scsicmd)->owner = AAC_OWNER_FIRMWARE; 727fe76df42SMark Haverkamp 728fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 729fe76df42SMark Haverkamp fibptr, 730fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 731fe76df42SMark Haverkamp FsaNormal, 732fe76df42SMark Haverkamp 0, 1, 7331a655040SSalyzyn, Mark _aac_probe_container2, 734fe76df42SMark Haverkamp (void *) scsicmd); 735fe76df42SMark Haverkamp /* 736fe76df42SMark Haverkamp * Check that the command queued to the controller 737fe76df42SMark Haverkamp */ 7381ae948faSBrian King if (status < 0 && status != -EINPROGRESS) { 739fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 740fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7411a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 742fe76df42SMark Haverkamp } 743fe76df42SMark Haverkamp } 744fe76df42SMark Haverkamp 745fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 746fe76df42SMark Haverkamp { 74776a3451bSBart Van Assche struct aac_cmd_priv *cmd_priv = aac_priv(scsicmd); 748fe76df42SMark Haverkamp struct fib * fibptr; 749fe76df42SMark Haverkamp int status = -ENOMEM; 750fe76df42SMark Haverkamp 751fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 752fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 753fe76df42SMark Haverkamp 754fe76df42SMark Haverkamp aac_fib_init(fibptr); 755fe76df42SMark Haverkamp 756fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 757fe76df42SMark Haverkamp 7581c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 759b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 760b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 761b836439fSMahesh Rajashekhara else 762fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 763b836439fSMahesh Rajashekhara 764fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 765fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 76676a3451bSBart Van Assche cmd_priv->callback = callback; 76776a3451bSBart Van Assche cmd_priv->owner = AAC_OWNER_FIRMWARE; 768fe76df42SMark Haverkamp 769fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 770fe76df42SMark Haverkamp fibptr, 771fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 772fe76df42SMark Haverkamp FsaNormal, 773fe76df42SMark Haverkamp 0, 1, 7741a655040SSalyzyn, Mark _aac_probe_container1, 775fe76df42SMark Haverkamp (void *) scsicmd); 776fe76df42SMark Haverkamp /* 777fe76df42SMark Haverkamp * Check that the command queued to the controller 778fe76df42SMark Haverkamp */ 7791ae948faSBrian King if (status == -EINPROGRESS) 780fe76df42SMark Haverkamp return 0; 7811ae948faSBrian King 782fe76df42SMark Haverkamp if (status < 0) { 78376a3451bSBart Van Assche cmd_priv->callback = NULL; 784fe76df42SMark Haverkamp aac_fib_complete(fibptr); 785fe76df42SMark Haverkamp aac_fib_free(fibptr); 786fe76df42SMark Haverkamp } 787fe76df42SMark Haverkamp } 788fe76df42SMark Haverkamp if (status < 0) { 789fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 790fe76df42SMark Haverkamp if (fsa_dev_ptr) { 791fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 792fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 793fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 794fe76df42SMark Haverkamp return (*callback)(scsicmd); 795fe76df42SMark Haverkamp } 796fe76df42SMark Haverkamp } 797fe76df42SMark Haverkamp } 798fe76df42SMark Haverkamp return status; 799fe76df42SMark Haverkamp } 800fe76df42SMark Haverkamp 8011da177e4SLinus Torvalds /** 802a80218c7SLee Jones * aac_probe_container_callback1 - query a logical volume 803e7eb414cSLee Jones * @scsicmd: the scsi command block 8041da177e4SLinus Torvalds * 8051da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 8061da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 8071da177e4SLinus Torvalds */ 808fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 809fe76df42SMark Haverkamp { 810fe76df42SMark Haverkamp scsicmd->device = NULL; 811fe76df42SMark Haverkamp return 0; 812fe76df42SMark Haverkamp } 8131da177e4SLinus Torvalds 814779dfcf6SPhong Tran static void aac_probe_container_scsi_done(struct scsi_cmnd *scsi_cmnd) 815779dfcf6SPhong Tran { 816779dfcf6SPhong Tran aac_probe_container_callback1(scsi_cmnd); 817779dfcf6SPhong Tran } 818779dfcf6SPhong Tran 819bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 8201da177e4SLinus Torvalds { 8217afdb863SBart Van Assche struct scsi_cmnd *scsicmd = kzalloc(sizeof(*scsicmd), GFP_KERNEL); 82276a3451bSBart Van Assche struct aac_cmd_priv *cmd_priv = aac_priv(scsicmd); 8237afdb863SBart Van Assche struct scsi_device *scsidev = kzalloc(sizeof(*scsidev), GFP_KERNEL); 8241da177e4SLinus Torvalds int status; 8251da177e4SLinus Torvalds 826fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 827fe76df42SMark Haverkamp kfree(scsicmd); 828fe76df42SMark Haverkamp kfree(scsidev); 82990ee3466SMark Haverkamp return -ENOMEM; 8301da177e4SLinus Torvalds } 8311da177e4SLinus Torvalds 832fe76df42SMark Haverkamp scsicmd->device = scsidev; 833fe76df42SMark Haverkamp scsidev->sdev_state = 0; 834fe76df42SMark Haverkamp scsidev->id = cid; 835fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 8361da177e4SLinus Torvalds 837fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 838fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 839fe76df42SMark Haverkamp schedule(); 840802ae2f0SSalyzyn, Mark kfree(scsidev); 84176a3451bSBart Van Assche status = cmd_priv->status; 842fe76df42SMark Haverkamp kfree(scsicmd); 8431da177e4SLinus Torvalds return status; 8441da177e4SLinus Torvalds } 8451da177e4SLinus Torvalds 8461da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8471da177e4SLinus Torvalds struct scsi_inq { 8481da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8491da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8501da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8511da177e4SLinus Torvalds }; 8521da177e4SLinus Torvalds 8531da177e4SLinus Torvalds /** 854a80218c7SLee Jones * inqstrcpy - string merge 8551da177e4SLinus Torvalds * @a: string to copy from 8561da177e4SLinus Torvalds * @b: string to copy to 8571da177e4SLinus Torvalds * 8581da177e4SLinus Torvalds * Copy a String from one location to another 8591da177e4SLinus Torvalds * without copying \0 8601da177e4SLinus Torvalds */ 8611da177e4SLinus Torvalds 8621da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8631da177e4SLinus Torvalds { 8641da177e4SLinus Torvalds 8651da177e4SLinus Torvalds while (*a != (char)0) 8661da177e4SLinus Torvalds *b++ = *a++; 8671da177e4SLinus Torvalds } 8681da177e4SLinus Torvalds 8691da177e4SLinus Torvalds static char *container_types[] = { 8701da177e4SLinus Torvalds "None", 8711da177e4SLinus Torvalds "Volume", 8721da177e4SLinus Torvalds "Mirror", 8731da177e4SLinus Torvalds "Stripe", 8741da177e4SLinus Torvalds "RAID5", 8751da177e4SLinus Torvalds "SSRW", 8761da177e4SLinus Torvalds "SSRO", 8771da177e4SLinus Torvalds "Morph", 8781da177e4SLinus Torvalds "Legacy", 8791da177e4SLinus Torvalds "RAID4", 8801da177e4SLinus Torvalds "RAID10", 8811da177e4SLinus Torvalds "RAID00", 8821da177e4SLinus Torvalds "V-MIRRORS", 8831da177e4SLinus Torvalds "PSEUDO R4", 8841da177e4SLinus Torvalds "RAID50", 88584971738SMark Haverkamp "RAID5D", 88684971738SMark Haverkamp "RAID5D0", 88784971738SMark Haverkamp "RAID1E", 88884971738SMark Haverkamp "RAID6", 88984971738SMark Haverkamp "RAID60", 8901da177e4SLinus Torvalds "Unknown" 8911da177e4SLinus Torvalds }; 8921da177e4SLinus Torvalds 89317eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 89417eaaceeSSalyzyn, Mark { 89517eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 89617eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 89717eaaceeSSalyzyn, Mark return container_types[tindex]; 89817eaaceeSSalyzyn, Mark } 8991da177e4SLinus Torvalds 9001da177e4SLinus Torvalds /* Function: setinqstr 9011da177e4SLinus Torvalds * 9021da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 9031da177e4SLinus Torvalds * 9041da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 90525985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 90625985edcSLucas De Marchi * files instead of in OS dependent driver source. 9071da177e4SLinus Torvalds */ 9081da177e4SLinus Torvalds 909794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 9101da177e4SLinus Torvalds { 9111da177e4SLinus Torvalds struct scsi_inq *str; 9121c68856eSRaghava Aditya Renukunta struct aac_supplement_adapter_info *sup_adap_info; 9131da177e4SLinus Torvalds 9141c68856eSRaghava Aditya Renukunta sup_adap_info = &dev->supplement_adapter_info; 9151da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 916794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 917794d0601SMark Haverkamp 9181c68856eSRaghava Aditya Renukunta if (sup_adap_info->adapter_type_text[0]) { 9193bc8070fSSalyzyn, Mark int c; 920f4e8708dSRaghava Aditya Renukunta char *cp; 921f4e8708dSRaghava Aditya Renukunta char *cname = kmemdup(sup_adap_info->adapter_type_text, 922f4e8708dSRaghava Aditya Renukunta sizeof(sup_adap_info->adapter_type_text), 923f4e8708dSRaghava Aditya Renukunta GFP_ATOMIC); 924f4e8708dSRaghava Aditya Renukunta if (!cname) 925f4e8708dSRaghava Aditya Renukunta return; 926f4e8708dSRaghava Aditya Renukunta 927f4e8708dSRaghava Aditya Renukunta cp = cname; 9283bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 9293bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 9303bc8070fSSalyzyn, Mark else { 9313bc8070fSSalyzyn, Mark c = sizeof(str->vid); 932794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 933794d0601SMark Haverkamp ++cp; 934794d0601SMark Haverkamp c = *cp; 935794d0601SMark Haverkamp *cp = '\0'; 936f4e8708dSRaghava Aditya Renukunta inqstrcpy(cname, str->vid); 937794d0601SMark Haverkamp *cp = c; 938794d0601SMark Haverkamp while (*cp && *cp != ' ') 939794d0601SMark Haverkamp ++cp; 9403bc8070fSSalyzyn, Mark } 941794d0601SMark Haverkamp while (*cp == ' ') 942794d0601SMark Haverkamp ++cp; 943794d0601SMark Haverkamp /* last six chars reserved for vol type */ 94491814744SColin Ian King if (strlen(cp) > sizeof(str->pid)) 945794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 946794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 947f4e8708dSRaghava Aditya Renukunta 948f4e8708dSRaghava Aditya Renukunta kfree(cname); 949794d0601SMark Haverkamp } else { 950794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9511da177e4SLinus Torvalds 9521da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 953794d0601SMark Haverkamp /* last six chars reserved for vol type */ 954794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 955794d0601SMark Haverkamp } 9561da177e4SLinus Torvalds 9576391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9581da177e4SLinus Torvalds char *findit = str->pid; 9591da177e4SLinus Torvalds 9601da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9611da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9621da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9631da177e4SLinus Torvalds *(findit -= 4) = ' '; 964794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 965794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9661da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9671da177e4SLinus Torvalds } 9681da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9691da177e4SLinus Torvalds } 9701da177e4SLinus Torvalds 971999b3ffcSRaghava Aditya Renukunta static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, 972999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev, struct scsi_cmnd *scsicmd) 973999b3ffcSRaghava Aditya Renukunta { 974999b3ffcSRaghava Aditya Renukunta int container; 975999b3ffcSRaghava Aditya Renukunta 976999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.codeset = 1; 977999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifiertype = 3; 978999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) 979999b3ffcSRaghava Aditya Renukunta - 4; 980999b3ffcSRaghava Aditya Renukunta 981999b3ffcSRaghava Aditya Renukunta for (container = 0; container < dev->maximum_num_containers; 982999b3ffcSRaghava Aditya Renukunta container++) { 983999b3ffcSRaghava Aditya Renukunta 984999b3ffcSRaghava Aditya Renukunta if (scmd_id(scsicmd) == container) { 985999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data->type3.Identifier, 986999b3ffcSRaghava Aditya Renukunta dev->fsa_dev[container].identifier, 987999b3ffcSRaghava Aditya Renukunta 16); 988999b3ffcSRaghava Aditya Renukunta break; 989999b3ffcSRaghava Aditya Renukunta } 990999b3ffcSRaghava Aditya Renukunta } 991999b3ffcSRaghava Aditya Renukunta } 992999b3ffcSRaghava Aditya Renukunta 99388e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 99488e2f98eSSalyzyn, Mark { 99588e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 99688e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 99788e2f98eSSalyzyn, Mark 99888e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 99988e2f98eSSalyzyn, Mark 100088e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 100188e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 100288e2f98eSSalyzyn, Mark return; 100388e2f98eSSalyzyn, Mark 100488e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 100588e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 100688e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 10075d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 10085d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 10095d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 1010999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev; 10115d910649SMahesh Rajashekhara int i; 1012999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 vpdpage83data; 10135d910649SMahesh Rajashekhara 1014999b3ffcSRaghava Aditya Renukunta dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1015999b3ffcSRaghava Aditya Renukunta 1016999b3ffcSRaghava Aditya Renukunta memset(((u8 *)&vpdpage83data), 0, 1017999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10185d910649SMahesh Rajashekhara 10195d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 1020999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceType = 0; 10215d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 1022999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceTypeQualifier = 0; 10235d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 1024999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageCode = 0x83; 1025999b3ffcSRaghava Aditya Renukunta vpdpage83data.reserved = 0; 1026999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength = 1027999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) + 1028999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2); 1029999b3ffcSRaghava Aditya Renukunta 1030999b3ffcSRaghava Aditya Renukunta /* VPD 83 Type 3 is not supported for ARC */ 1031999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) 1032999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength += 1033999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type3); 10345d910649SMahesh Rajashekhara 10355d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 1036999b3ffcSRaghava Aditya Renukunta /* VpdcodesetAscii */ 1037999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.codeset = 2; 10385d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 1039999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifiertype = 1; 1040999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifierlength = 1041999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) - 4; 10425d910649SMahesh Rajashekhara 10435d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 1044999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.venid, 10455d910649SMahesh Rajashekhara "ADAPTEC ", 1046999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1.venid)); 1047999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.productid, 10485d910649SMahesh Rajashekhara "ARRAY ", 10495d910649SMahesh Rajashekhara sizeof( 1050999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.productid)); 10515d910649SMahesh Rajashekhara 10525d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 1053*ebd676ffSJiang Jian * The LSB is the end. 10545d910649SMahesh Rajashekhara */ 10555d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 10565d910649SMahesh Rajashekhara u8 temp = 10575d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 10585d910649SMahesh Rajashekhara if (temp > 0x9) { 1059999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10605d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 10615d910649SMahesh Rajashekhara } else { 1062999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10635d910649SMahesh Rajashekhara '0' + temp; 10645d910649SMahesh Rajashekhara } 10655d910649SMahesh Rajashekhara } 10665d910649SMahesh Rajashekhara 10675d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 1068999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.codeset = 1; 1069999b3ffcSRaghava Aditya Renukunta /* VpdidentifiertypeEUI64 */ 1070999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifiertype = 2; 1071999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifierlength = 1072999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2) - 4; 10735d910649SMahesh Rajashekhara 1074999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[0] = 0xD0; 1075999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[1] = 0; 1076999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[2] = 0; 10775d910649SMahesh Rajashekhara 1078999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.Serial = 10795d910649SMahesh Rajashekhara get_serial_reply->uid; 1080999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.reserved = 0; 1081999b3ffcSRaghava Aditya Renukunta 1082999b3ffcSRaghava Aditya Renukunta /* 1083999b3ffcSRaghava Aditya Renukunta * VpdIdentifierTypeFCPHName 1084999b3ffcSRaghava Aditya Renukunta * VPD 0x83 Type 3 not supported for ARC 1085999b3ffcSRaghava Aditya Renukunta */ 1086999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) { 1087999b3ffcSRaghava Aditya Renukunta build_vpd83_type3(&vpdpage83data, 1088999b3ffcSRaghava Aditya Renukunta dev, scsicmd); 1089999b3ffcSRaghava Aditya Renukunta } 10905d910649SMahesh Rajashekhara 10915d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 1092999b3ffcSRaghava Aditya Renukunta scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, 1093999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10945d910649SMahesh Rajashekhara } else { 10955d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 109688e2f98eSSalyzyn, Mark char sp[13]; 109788e2f98eSSalyzyn, Mark /* EVPD bit set */ 109888e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 109988e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 110088e2f98eSSalyzyn, Mark sp[2] = 0; 110188e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 110288e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 11035d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 11045d910649SMahesh Rajashekhara sizeof(sp)); 11055d910649SMahesh Rajashekhara } 110688e2f98eSSalyzyn, Mark } 110788e2f98eSSalyzyn, Mark 1108cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 110988e2f98eSSalyzyn, Mark 111088e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 11111dec65e3SBart Van Assche aac_scsi_done(scsicmd); 111288e2f98eSSalyzyn, Mark } 111388e2f98eSSalyzyn, Mark 1114e7eb414cSLee Jones /* 111588e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 111688e2f98eSSalyzyn, Mark */ 111788e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 111888e2f98eSSalyzyn, Mark { 111988e2f98eSSalyzyn, Mark int status; 112088e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 112188e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 112288e2f98eSSalyzyn, Mark struct aac_dev * dev; 112388e2f98eSSalyzyn, Mark 112488e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 112588e2f98eSSalyzyn, Mark 11266bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 112788e2f98eSSalyzyn, Mark 112888e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 112988e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 113088e2f98eSSalyzyn, Mark 113188e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 113288e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 113388e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 113476a3451bSBart Van Assche aac_priv(scsicmd)->owner = AAC_OWNER_FIRMWARE; 113588e2f98eSSalyzyn, Mark 113688e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 113788e2f98eSSalyzyn, Mark cmd_fibcontext, 1138fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 113988e2f98eSSalyzyn, Mark FsaNormal, 114088e2f98eSSalyzyn, Mark 0, 1, 114188e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 114288e2f98eSSalyzyn, Mark (void *) scsicmd); 114388e2f98eSSalyzyn, Mark 114488e2f98eSSalyzyn, Mark /* 114588e2f98eSSalyzyn, Mark * Check that the command queued to the controller 114688e2f98eSSalyzyn, Mark */ 11471ae948faSBrian King if (status == -EINPROGRESS) 114888e2f98eSSalyzyn, Mark return 0; 114988e2f98eSSalyzyn, Mark 115088e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 115188e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 115288e2f98eSSalyzyn, Mark return -1; 115388e2f98eSSalyzyn, Mark } 115488e2f98eSSalyzyn, Mark 115588e2f98eSSalyzyn, Mark /* Function: setinqserial 115688e2f98eSSalyzyn, Mark * 115788e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 115888e2f98eSSalyzyn, Mark * 115988e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 116088e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 116188e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 116288e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 116388e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 116488e2f98eSSalyzyn, Mark */ 116588e2f98eSSalyzyn, Mark 116688e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 116788e2f98eSSalyzyn, Mark { 116888e2f98eSSalyzyn, Mark /* 116988e2f98eSSalyzyn, Mark * This breaks array migration. 117088e2f98eSSalyzyn, Mark */ 117188e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 117288e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 117388e2f98eSSalyzyn, Mark } 117488e2f98eSSalyzyn, Mark 11758e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 11768e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 11771da177e4SLinus Torvalds { 11788e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 11798e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 11808e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 11811da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 11821da177e4SLinus Torvalds 11831da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 11841da177e4SLinus Torvalds 11851da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11861da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11878e31e607SSalyzyn, Mark 11881da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11898e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11901da177e4SLinus Torvalds 11918e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11921da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11931da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11948e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11951da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11961da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11971da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11988e31e607SSalyzyn, Mark } else 11998e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 12001da177e4SLinus Torvalds } 12011da177e4SLinus Torvalds 1202e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1203e8f32de5SMark Haverkamp { 1204e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1205e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1206e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1207cdec16c1SHannes Reinecke cmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 12088e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 12098e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 12108e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1211e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12123ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 12133ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 12141dec65e3SBart Van Assche aac_scsi_done(cmd); 1215e8f32de5SMark Haverkamp return 1; 1216e8f32de5SMark Haverkamp } 1217e8f32de5SMark Haverkamp return 0; 1218e8f32de5SMark Haverkamp } 1219e8f32de5SMark Haverkamp 1220e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1221e8f32de5SMark Haverkamp { 1222e8f32de5SMark Haverkamp return 0; 1223e8f32de5SMark Haverkamp } 1224e8f32de5SMark Haverkamp 1225e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1226e8f32de5SMark Haverkamp 1227e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1228e8f32de5SMark Haverkamp { 122985d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 123085d22bbfSMahesh Rajashekhara u16 fibsize, command; 12310b433447SMahesh Rajashekhara long ret; 123285d22bbfSMahesh Rajashekhara 1233e8f32de5SMark Haverkamp aac_fib_init(fib); 1234d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1235d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1236d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 123785d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 123885d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 123985d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 124085d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 124185d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1242b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1243b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 124485d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 124585d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 12460b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 12470b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12480b433447SMahesh Rajashekhara if (ret < 0) 12490b433447SMahesh Rajashekhara return ret; 125085d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 125139107e85SGustavo A. R. Silva fibsize = struct_size(readcmd2, sge, 125239107e85SGustavo A. R. Silva le32_to_cpu(readcmd2->sgeCnt)); 125385d22bbfSMahesh Rajashekhara } else { 125485d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1255e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1256e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1257e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1258b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1259b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1260e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 126185d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1262e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1263e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 12640b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 12650b433447SMahesh Rajashekhara if (ret < 0) 12660b433447SMahesh Rajashekhara return ret; 126785d22bbfSMahesh Rajashekhara command = ContainerRawIo; 126885d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 126985d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 127085d22bbfSMahesh Rajashekhara } 127185d22bbfSMahesh Rajashekhara 1272e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1273e8f32de5SMark Haverkamp /* 1274e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1275e8f32de5SMark Haverkamp */ 127685d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1277e8f32de5SMark Haverkamp fib, 1278e8f32de5SMark Haverkamp fibsize, 1279e8f32de5SMark Haverkamp FsaNormal, 1280e8f32de5SMark Haverkamp 0, 1, 1281e8f32de5SMark Haverkamp (fib_callback) io_callback, 1282e8f32de5SMark Haverkamp (void *) cmd); 1283e8f32de5SMark Haverkamp } 1284e8f32de5SMark Haverkamp 1285e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1286e8f32de5SMark Haverkamp { 1287e8f32de5SMark Haverkamp u16 fibsize; 1288e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12890b433447SMahesh Rajashekhara long ret; 12900b433447SMahesh Rajashekhara 1291e8f32de5SMark Haverkamp aac_fib_init(fib); 1292e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1293e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1294e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1295e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1296e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1297e8f32de5SMark Haverkamp readcmd->pad = 0; 1298e8f32de5SMark Haverkamp readcmd->flags = 0; 1299e8f32de5SMark Haverkamp 13000b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 13010b433447SMahesh Rajashekhara if (ret < 0) 13020b433447SMahesh Rajashekhara return ret; 1303e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1304e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1305e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1306e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1307e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1308e8f32de5SMark Haverkamp /* 1309e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1310e8f32de5SMark Haverkamp */ 1311e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1312e8f32de5SMark Haverkamp fib, 1313e8f32de5SMark Haverkamp fibsize, 1314e8f32de5SMark Haverkamp FsaNormal, 1315e8f32de5SMark Haverkamp 0, 1, 1316e8f32de5SMark Haverkamp (fib_callback) io_callback, 1317e8f32de5SMark Haverkamp (void *) cmd); 1318e8f32de5SMark Haverkamp } 1319e8f32de5SMark Haverkamp 1320e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1321e8f32de5SMark Haverkamp { 1322e8f32de5SMark Haverkamp u16 fibsize; 1323e8f32de5SMark Haverkamp struct aac_read *readcmd; 1324b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13250b433447SMahesh Rajashekhara long ret; 13260b433447SMahesh Rajashekhara 1327e8f32de5SMark Haverkamp aac_fib_init(fib); 1328e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1329e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1330f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1331e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1332b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1333b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1334e8f32de5SMark Haverkamp 13350b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 13360b433447SMahesh Rajashekhara if (ret < 0) 13370b433447SMahesh Rajashekhara return ret; 1338e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1339e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1340e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1341e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1342e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1343e8f32de5SMark Haverkamp /* 1344e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1345e8f32de5SMark Haverkamp */ 1346e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1347e8f32de5SMark Haverkamp fib, 1348e8f32de5SMark Haverkamp fibsize, 1349e8f32de5SMark Haverkamp FsaNormal, 1350e8f32de5SMark Haverkamp 0, 1, 1351e8f32de5SMark Haverkamp (fib_callback) io_callback, 1352e8f32de5SMark Haverkamp (void *) cmd); 1353e8f32de5SMark Haverkamp } 1354e8f32de5SMark Haverkamp 13559d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1356e8f32de5SMark Haverkamp { 135785d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 135885d22bbfSMahesh Rajashekhara u16 fibsize, command; 13590b433447SMahesh Rajashekhara long ret; 136085d22bbfSMahesh Rajashekhara 1361e8f32de5SMark Haverkamp aac_fib_init(fib); 1362d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1363d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1364d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 136585d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 136685d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 136785d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 136885d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 136985d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1370b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1371b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 137285d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 137385d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 137485d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 137585d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 137685d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 13770b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 13780b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 13790b433447SMahesh Rajashekhara if (ret < 0) 13800b433447SMahesh Rajashekhara return ret; 138185d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 138239107e85SGustavo A. R. Silva fibsize = struct_size(writecmd2, sge, 138339107e85SGustavo A. R. Silva le32_to_cpu(writecmd2->sgeCnt)); 138485d22bbfSMahesh Rajashekhara } else { 138585d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1386e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1387e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1388e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1389b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1390b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1391e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 139295e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 139395e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 139485d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 139585d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1396e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1397e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 13980b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 13990b433447SMahesh Rajashekhara if (ret < 0) 14000b433447SMahesh Rajashekhara return ret; 140185d22bbfSMahesh Rajashekhara command = ContainerRawIo; 140285d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 140385d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 140485d22bbfSMahesh Rajashekhara } 140585d22bbfSMahesh Rajashekhara 1406e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1407e8f32de5SMark Haverkamp /* 1408e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1409e8f32de5SMark Haverkamp */ 141085d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1411e8f32de5SMark Haverkamp fib, 1412e8f32de5SMark Haverkamp fibsize, 1413e8f32de5SMark Haverkamp FsaNormal, 1414e8f32de5SMark Haverkamp 0, 1, 1415e8f32de5SMark Haverkamp (fib_callback) io_callback, 1416e8f32de5SMark Haverkamp (void *) cmd); 1417e8f32de5SMark Haverkamp } 1418e8f32de5SMark Haverkamp 14199d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1420e8f32de5SMark Haverkamp { 1421e8f32de5SMark Haverkamp u16 fibsize; 1422e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 14230b433447SMahesh Rajashekhara long ret; 14240b433447SMahesh Rajashekhara 1425e8f32de5SMark Haverkamp aac_fib_init(fib); 1426e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1427e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1428e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1429e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1430e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1431e8f32de5SMark Haverkamp writecmd->pad = 0; 1432e8f32de5SMark Haverkamp writecmd->flags = 0; 1433e8f32de5SMark Haverkamp 14340b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 14350b433447SMahesh Rajashekhara if (ret < 0) 14360b433447SMahesh Rajashekhara return ret; 1437e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1438e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1439e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1440e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1441e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1442e8f32de5SMark Haverkamp /* 1443e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1444e8f32de5SMark Haverkamp */ 1445e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1446e8f32de5SMark Haverkamp fib, 1447e8f32de5SMark Haverkamp fibsize, 1448e8f32de5SMark Haverkamp FsaNormal, 1449e8f32de5SMark Haverkamp 0, 1, 1450e8f32de5SMark Haverkamp (fib_callback) io_callback, 1451e8f32de5SMark Haverkamp (void *) cmd); 1452e8f32de5SMark Haverkamp } 1453e8f32de5SMark Haverkamp 14549d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1455e8f32de5SMark Haverkamp { 1456e8f32de5SMark Haverkamp u16 fibsize; 1457e8f32de5SMark Haverkamp struct aac_write *writecmd; 1458b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 14590b433447SMahesh Rajashekhara long ret; 14600b433447SMahesh Rajashekhara 1461e8f32de5SMark Haverkamp aac_fib_init(fib); 1462e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1463e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1464f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1465e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1466b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1467b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1468e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1469e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1470e8f32de5SMark Haverkamp 14710b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 14720b433447SMahesh Rajashekhara if (ret < 0) 14730b433447SMahesh Rajashekhara return ret; 1474e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1475e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1476e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1477e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1478e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1479e8f32de5SMark Haverkamp /* 1480e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1481e8f32de5SMark Haverkamp */ 1482e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1483e8f32de5SMark Haverkamp fib, 1484e8f32de5SMark Haverkamp fibsize, 1485e8f32de5SMark Haverkamp FsaNormal, 1486e8f32de5SMark Haverkamp 0, 1, 1487e8f32de5SMark Haverkamp (fib_callback) io_callback, 1488e8f32de5SMark Haverkamp (void *) cmd); 1489e8f32de5SMark Haverkamp } 1490e8f32de5SMark Haverkamp 1491e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1492e8f32de5SMark Haverkamp { 1493e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1494e8f32de5SMark Haverkamp u32 flag; 1495e8f32de5SMark Haverkamp u32 timeout; 1496e2fd90ddSBalsundar P struct aac_dev *dev = fib->dev; 1497e8f32de5SMark Haverkamp 1498e8f32de5SMark Haverkamp aac_fib_init(fib); 1499e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1500e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1501e8f32de5SMark Haverkamp flag = SRB_DataOut; 1502e8f32de5SMark Haverkamp break; 1503e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1504e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1505e8f32de5SMark Haverkamp break; 1506e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1507e8f32de5SMark Haverkamp flag = SRB_DataIn; 1508e8f32de5SMark Haverkamp break; 1509e8f32de5SMark Haverkamp case DMA_NONE: 1510e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1511e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1512e8f32de5SMark Haverkamp break; 1513e8f32de5SMark Haverkamp } 1514e8f32de5SMark Haverkamp 1515e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1516e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1517e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1518e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1519e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1520e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 15218779b4bdSBart Van Assche timeout = scsi_cmd_to_rq(cmd)->timeout / HZ; 1522e8f32de5SMark Haverkamp if (timeout == 0) 1523e2fd90ddSBalsundar P timeout = (dev->sa_firmware ? AAC_SA_TIMEOUT : AAC_ARC_TIMEOUT); 1524e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1525e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1526e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1527e8f32de5SMark Haverkamp return srbcmd; 1528e8f32de5SMark Haverkamp } 1529e8f32de5SMark Haverkamp 1530ab5d129fSRaghava Aditya Renukunta static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1531ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *cmd) 1532ab5d129fSRaghava Aditya Renukunta { 1533ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd; 1534ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1535ab5d129fSRaghava Aditya Renukunta int bus, target; 1536ab5d129fSRaghava Aditya Renukunta u64 address; 1537ab5d129fSRaghava Aditya Renukunta 1538ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1539ab5d129fSRaghava Aditya Renukunta 1540ab5d129fSRaghava Aditya Renukunta hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1541ab5d129fSRaghava Aditya Renukunta memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1542ab5d129fSRaghava Aditya Renukunta /* iu_type is a parameter of aac_hba_send */ 1543ab5d129fSRaghava Aditya Renukunta switch (cmd->sc_data_direction) { 1544ab5d129fSRaghava Aditya Renukunta case DMA_TO_DEVICE: 1545ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 2; 1546ab5d129fSRaghava Aditya Renukunta break; 1547ab5d129fSRaghava Aditya Renukunta case DMA_FROM_DEVICE: 1548ab5d129fSRaghava Aditya Renukunta case DMA_BIDIRECTIONAL: 1549ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 1; 1550ab5d129fSRaghava Aditya Renukunta break; 1551ab5d129fSRaghava Aditya Renukunta case DMA_NONE: 1552ab5d129fSRaghava Aditya Renukunta default: 1553ab5d129fSRaghava Aditya Renukunta break; 1554ab5d129fSRaghava Aditya Renukunta } 1555ab5d129fSRaghava Aditya Renukunta hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1556ab5d129fSRaghava Aditya Renukunta 1557ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(cmd)); 1558ab5d129fSRaghava Aditya Renukunta target = scmd_id(cmd); 1559ab5d129fSRaghava Aditya Renukunta hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1560ab5d129fSRaghava Aditya Renukunta 1561ab5d129fSRaghava Aditya Renukunta /* we fill in reply_qid later in aac_src_deliver_message */ 1562ab5d129fSRaghava Aditya Renukunta /* we fill in iu_type, request_id later in aac_hba_send */ 1563ab5d129fSRaghava Aditya Renukunta /* we fill in emb_data_desc_count later in aac_build_sghba */ 1564ab5d129fSRaghava Aditya Renukunta 1565ab5d129fSRaghava Aditya Renukunta memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1566ab5d129fSRaghava Aditya Renukunta hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1567ab5d129fSRaghava Aditya Renukunta 1568ab5d129fSRaghava Aditya Renukunta address = (u64)fib->hw_error_pa; 1569ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1570ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1571ab5d129fSRaghava Aditya Renukunta hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1572ab5d129fSRaghava Aditya Renukunta 1573ab5d129fSRaghava Aditya Renukunta return hbacmd; 1574ab5d129fSRaghava Aditya Renukunta } 1575ab5d129fSRaghava Aditya Renukunta 1576e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1577e8f32de5SMark Haverkamp 1578e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1579e8f32de5SMark Haverkamp { 1580e8f32de5SMark Haverkamp u16 fibsize; 1581e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15820b433447SMahesh Rajashekhara long ret; 1583e8f32de5SMark Haverkamp 15840b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 15850b433447SMahesh Rajashekhara if (ret < 0) 15860b433447SMahesh Rajashekhara return ret; 1587727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1588e8f32de5SMark Haverkamp 1589e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1590e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1591e8f32de5SMark Haverkamp /* 1592e8f32de5SMark Haverkamp * Build Scatter/Gather list 1593e8f32de5SMark Haverkamp */ 1594e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1595e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1596e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1597e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1598e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1599e8f32de5SMark Haverkamp 1600e8f32de5SMark Haverkamp /* 1601e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1602e8f32de5SMark Haverkamp */ 1603e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1604e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1605e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1606e8f32de5SMark Haverkamp (void *) cmd); 1607e8f32de5SMark Haverkamp } 1608e8f32de5SMark Haverkamp 1609e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1610e8f32de5SMark Haverkamp { 1611e8f32de5SMark Haverkamp u16 fibsize; 1612e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 16130b433447SMahesh Rajashekhara long ret; 1614e8f32de5SMark Haverkamp 16150b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 16160b433447SMahesh Rajashekhara if (ret < 0) 16170b433447SMahesh Rajashekhara return ret; 1618727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1619e8f32de5SMark Haverkamp 1620e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1621e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1622e8f32de5SMark Haverkamp /* 1623e8f32de5SMark Haverkamp * Build Scatter/Gather list 1624e8f32de5SMark Haverkamp */ 1625e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1626e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1627e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1628e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1629e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1630e8f32de5SMark Haverkamp 1631e8f32de5SMark Haverkamp /* 1632e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1633e8f32de5SMark Haverkamp */ 1634e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1635e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1636e8f32de5SMark Haverkamp } 1637e8f32de5SMark Haverkamp 163894cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 163994cf6ba1SSalyzyn, Mark { 1640d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 164194cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 164294cf6ba1SSalyzyn, Mark return FAILED; 164394cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 164494cf6ba1SSalyzyn, Mark } 164594cf6ba1SSalyzyn, Mark 1646ab5d129fSRaghava Aditya Renukunta static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1647ab5d129fSRaghava Aditya Renukunta { 1648ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1649ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1650ab5d129fSRaghava Aditya Renukunta long ret; 1651ab5d129fSRaghava Aditya Renukunta 1652ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1653ab5d129fSRaghava Aditya Renukunta 1654ab5d129fSRaghava Aditya Renukunta ret = aac_build_sghba(cmd, hbacmd, 1655ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1656ab5d129fSRaghava Aditya Renukunta if (ret < 0) 1657ab5d129fSRaghava Aditya Renukunta return ret; 1658ab5d129fSRaghava Aditya Renukunta 1659ab5d129fSRaghava Aditya Renukunta /* 1660ab5d129fSRaghava Aditya Renukunta * Now send the HBA command to the adapter 1661ab5d129fSRaghava Aditya Renukunta */ 1662ab5d129fSRaghava Aditya Renukunta fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1663ab5d129fSRaghava Aditya Renukunta sizeof(struct aac_hba_sgl); 1664ab5d129fSRaghava Aditya Renukunta 1665ab5d129fSRaghava Aditya Renukunta return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1666ab5d129fSRaghava Aditya Renukunta (fib_callback) aac_hba_callback, 1667ab5d129fSRaghava Aditya Renukunta (void *) cmd); 1668ab5d129fSRaghava Aditya Renukunta } 1669ab5d129fSRaghava Aditya Renukunta 16708fb39182SRaghava Aditya Renukunta static int aac_send_safw_bmic_cmd(struct aac_dev *dev, 16718fb39182SRaghava Aditya Renukunta struct aac_srb_unit *srbu, void *xfer_buf, int xfer_len) 167271a91ca4SRaghava Aditya Renukunta { 167371a91ca4SRaghava Aditya Renukunta struct fib *fibptr; 167471a91ca4SRaghava Aditya Renukunta dma_addr_t addr; 16758fb39182SRaghava Aditya Renukunta int rcode; 16768fb39182SRaghava Aditya Renukunta int fibsize; 16778fb39182SRaghava Aditya Renukunta struct aac_srb *srb; 16788fb39182SRaghava Aditya Renukunta struct aac_srb_reply *srb_reply; 16798fb39182SRaghava Aditya Renukunta struct sgmap64 *sg64; 16808fb39182SRaghava Aditya Renukunta u32 vbus; 16818fb39182SRaghava Aditya Renukunta u32 vid; 168271a91ca4SRaghava Aditya Renukunta 16838fb39182SRaghava Aditya Renukunta if (!dev->sa_firmware) 16848fb39182SRaghava Aditya Renukunta return 0; 1685ab5d129fSRaghava Aditya Renukunta 16868fb39182SRaghava Aditya Renukunta /* allocate FIB */ 168771a91ca4SRaghava Aditya Renukunta fibptr = aac_fib_alloc(dev); 168871a91ca4SRaghava Aditya Renukunta if (!fibptr) 16898fb39182SRaghava Aditya Renukunta return -ENOMEM; 169071a91ca4SRaghava Aditya Renukunta 169171a91ca4SRaghava Aditya Renukunta aac_fib_init(fibptr); 16928fb39182SRaghava Aditya Renukunta fibptr->hw_fib_va->header.XferState &= 16938fb39182SRaghava Aditya Renukunta ~cpu_to_le32(FastResponseCapable); 169471a91ca4SRaghava Aditya Renukunta 16958fb39182SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) + 16968fb39182SRaghava Aditya Renukunta sizeof(struct sgentry64); 16978fb39182SRaghava Aditya Renukunta 16988fb39182SRaghava Aditya Renukunta /* allocate DMA buffer for response */ 16998fb39182SRaghava Aditya Renukunta addr = dma_map_single(&dev->pdev->dev, xfer_buf, xfer_len, 17008fb39182SRaghava Aditya Renukunta DMA_BIDIRECTIONAL); 17018fb39182SRaghava Aditya Renukunta if (dma_mapping_error(&dev->pdev->dev, addr)) { 17028fb39182SRaghava Aditya Renukunta rcode = -ENOMEM; 17038fb39182SRaghava Aditya Renukunta goto fib_error; 17048fb39182SRaghava Aditya Renukunta } 17058fb39182SRaghava Aditya Renukunta 17068fb39182SRaghava Aditya Renukunta srb = fib_data(fibptr); 17078fb39182SRaghava Aditya Renukunta memcpy(srb, &srbu->srb, sizeof(struct aac_srb)); 17088fb39182SRaghava Aditya Renukunta 17098fb39182SRaghava Aditya Renukunta vbus = (u32)le16_to_cpu( 17108fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus); 17118fb39182SRaghava Aditya Renukunta vid = (u32)le16_to_cpu( 17128fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_target); 17138fb39182SRaghava Aditya Renukunta 17148fb39182SRaghava Aditya Renukunta /* set the common request fields */ 17158fb39182SRaghava Aditya Renukunta srb->channel = cpu_to_le32(vbus); 17168fb39182SRaghava Aditya Renukunta srb->id = cpu_to_le32(vid); 17178fb39182SRaghava Aditya Renukunta srb->lun = 0; 17188fb39182SRaghava Aditya Renukunta srb->function = cpu_to_le32(SRBF_ExecuteScsi); 17198fb39182SRaghava Aditya Renukunta srb->timeout = 0; 17208fb39182SRaghava Aditya Renukunta srb->retry_limit = 0; 17218fb39182SRaghava Aditya Renukunta srb->cdb_size = cpu_to_le32(16); 17228fb39182SRaghava Aditya Renukunta srb->count = cpu_to_le32(xfer_len); 17238fb39182SRaghava Aditya Renukunta 17248fb39182SRaghava Aditya Renukunta sg64 = (struct sgmap64 *)&srb->sg; 17258fb39182SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 17268fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 17278fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 17288fb39182SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(xfer_len); 17298fb39182SRaghava Aditya Renukunta 17308fb39182SRaghava Aditya Renukunta /* 17318fb39182SRaghava Aditya Renukunta * Copy the updated data for other dumping or other usage if needed 17328fb39182SRaghava Aditya Renukunta */ 17338fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb, srb, sizeof(struct aac_srb)); 17348fb39182SRaghava Aditya Renukunta 17358fb39182SRaghava Aditya Renukunta /* issue request to the controller */ 17368fb39182SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, FsaNormal, 17378fb39182SRaghava Aditya Renukunta 1, 1, NULL, NULL); 17388fb39182SRaghava Aditya Renukunta 17398fb39182SRaghava Aditya Renukunta if (rcode == -ERESTARTSYS) 17408fb39182SRaghava Aditya Renukunta rcode = -ERESTART; 17418fb39182SRaghava Aditya Renukunta 17428fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 17438fb39182SRaghava Aditya Renukunta goto bmic_error; 17448fb39182SRaghava Aditya Renukunta 17458fb39182SRaghava Aditya Renukunta srb_reply = (struct aac_srb_reply *)fib_data(fibptr); 17468fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb_reply, srb_reply, sizeof(struct aac_srb_reply)); 17478fb39182SRaghava Aditya Renukunta 17488fb39182SRaghava Aditya Renukunta bmic_error: 17498fb39182SRaghava Aditya Renukunta dma_unmap_single(&dev->pdev->dev, addr, xfer_len, DMA_BIDIRECTIONAL); 17508fb39182SRaghava Aditya Renukunta fib_error: 17518fb39182SRaghava Aditya Renukunta aac_fib_complete(fibptr); 17528fb39182SRaghava Aditya Renukunta aac_fib_free(fibptr); 17538fb39182SRaghava Aditya Renukunta return rcode; 17548fb39182SRaghava Aditya Renukunta } 17558fb39182SRaghava Aditya Renukunta 17560bcb45fbSRaghava Aditya Renukunta static void aac_set_safw_target_qd(struct aac_dev *dev, int bus, int target) 17570bcb45fbSRaghava Aditya Renukunta { 17580bcb45fbSRaghava Aditya Renukunta 17590bcb45fbSRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp; 17600bcb45fbSRaghava Aditya Renukunta 17610bcb45fbSRaghava Aditya Renukunta if (dev->hba_map[bus][target].devtype != AAC_DEVTYPE_NATIVE_RAW) 17620bcb45fbSRaghava Aditya Renukunta return; 17630bcb45fbSRaghava Aditya Renukunta 17640bcb45fbSRaghava Aditya Renukunta identify_resp = dev->hba_map[bus][target].safw_identify_resp; 17650bcb45fbSRaghava Aditya Renukunta if (identify_resp == NULL) { 17660bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17670bcb45fbSRaghava Aditya Renukunta return; 17680bcb45fbSRaghava Aditya Renukunta } 17690bcb45fbSRaghava Aditya Renukunta 17700bcb45fbSRaghava Aditya Renukunta if (identify_resp->current_queue_depth_limit <= 0 || 17710bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit > 255) 17720bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17730bcb45fbSRaghava Aditya Renukunta else 17740bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 17750bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit; 17760bcb45fbSRaghava Aditya Renukunta } 17770bcb45fbSRaghava Aditya Renukunta 1778b5a475e9SRaghava Aditya Renukunta static int aac_issue_safw_bmic_identify(struct aac_dev *dev, 1779e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd **identify_resp, u32 bus, u32 target) 17808fb39182SRaghava Aditya Renukunta { 17818fb39182SRaghava Aditya Renukunta int rcode = -ENOMEM; 1782b5a475e9SRaghava Aditya Renukunta int datasize; 17838fb39182SRaghava Aditya Renukunta struct aac_srb_unit srbu; 17848fb39182SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1785b5a475e9SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_reply; 17868fb39182SRaghava Aditya Renukunta 17878fb39182SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 1788b5a475e9SRaghava Aditya Renukunta identify_reply = kmalloc(datasize, GFP_KERNEL); 1789b5a475e9SRaghava Aditya Renukunta if (!identify_reply) 17908fb39182SRaghava Aditya Renukunta goto out; 17918fb39182SRaghava Aditya Renukunta 17928fb39182SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 17938fb39182SRaghava Aditya Renukunta 17948fb39182SRaghava Aditya Renukunta srbcmd = &srbu.srb; 179571a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 179671a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 179771a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 179871a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 179971a91ca4SRaghava Aditya Renukunta 1800b5a475e9SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, identify_reply, datasize); 18018fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1802e2ee8c94SRaghava Aditya Renukunta goto mem_free_all; 180371a91ca4SRaghava Aditya Renukunta 1804e2ee8c94SRaghava Aditya Renukunta *identify_resp = identify_reply; 1805e2ee8c94SRaghava Aditya Renukunta 180671a91ca4SRaghava Aditya Renukunta out: 180771a91ca4SRaghava Aditya Renukunta return rcode; 1808e2ee8c94SRaghava Aditya Renukunta mem_free_all: 1809e2ee8c94SRaghava Aditya Renukunta kfree(identify_reply); 1810e2ee8c94SRaghava Aditya Renukunta goto out; 181171a91ca4SRaghava Aditya Renukunta } 181271a91ca4SRaghava Aditya Renukunta 1813a25b6ca1SRaghava Aditya Renukunta static inline void aac_free_safw_ciss_luns(struct aac_dev *dev) 1814a25b6ca1SRaghava Aditya Renukunta { 1815a25b6ca1SRaghava Aditya Renukunta kfree(dev->safw_phys_luns); 1816a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = NULL; 1817a25b6ca1SRaghava Aditya Renukunta } 1818a25b6ca1SRaghava Aditya Renukunta 1819a25b6ca1SRaghava Aditya Renukunta /** 1820a80218c7SLee Jones * aac_get_safw_ciss_luns() - Process topology change 1821a25b6ca1SRaghava Aditya Renukunta * @dev: aac_dev structure 1822a25b6ca1SRaghava Aditya Renukunta * 1823a25b6ca1SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1824a25b6ca1SRaghava Aditya Renukunta * the current hba_map. 1825a25b6ca1SRaghava Aditya Renukunta */ 182675be67cdSRaghava Aditya Renukunta static int aac_get_safw_ciss_luns(struct aac_dev *dev) 1827a25b6ca1SRaghava Aditya Renukunta { 1828a25b6ca1SRaghava Aditya Renukunta int rcode = -ENOMEM; 1829a25b6ca1SRaghava Aditya Renukunta int datasize; 1830a25b6ca1SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1831a25b6ca1SRaghava Aditya Renukunta struct aac_srb_unit srbu; 1832a25b6ca1SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1833a25b6ca1SRaghava Aditya Renukunta 1834a25b6ca1SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) + 1835a25b6ca1SRaghava Aditya Renukunta (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1836a25b6ca1SRaghava Aditya Renukunta phys_luns = kmalloc(datasize, GFP_KERNEL); 1837a25b6ca1SRaghava Aditya Renukunta if (phys_luns == NULL) 1838a25b6ca1SRaghava Aditya Renukunta goto out; 1839a25b6ca1SRaghava Aditya Renukunta 1840a25b6ca1SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 1841a25b6ca1SRaghava Aditya Renukunta 1842a25b6ca1SRaghava Aditya Renukunta srbcmd = &srbu.srb; 1843a25b6ca1SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1844a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1845a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1846a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1847a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1848a25b6ca1SRaghava Aditya Renukunta 1849a25b6ca1SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, phys_luns, datasize); 1850a25b6ca1SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1851a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1852a25b6ca1SRaghava Aditya Renukunta 1853a25b6ca1SRaghava Aditya Renukunta if (phys_luns->resp_flag != 2) { 1854a25b6ca1SRaghava Aditya Renukunta rcode = -ENOMSG; 1855a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1856a25b6ca1SRaghava Aditya Renukunta } 1857a25b6ca1SRaghava Aditya Renukunta 1858a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = phys_luns; 1859a25b6ca1SRaghava Aditya Renukunta 1860a25b6ca1SRaghava Aditya Renukunta out: 1861a25b6ca1SRaghava Aditya Renukunta return rcode; 1862a25b6ca1SRaghava Aditya Renukunta mem_free_all: 1863a25b6ca1SRaghava Aditya Renukunta kfree(phys_luns); 1864a25b6ca1SRaghava Aditya Renukunta goto out; 18654b000227SRaghava Aditya Renukunta } 1866a25b6ca1SRaghava Aditya Renukunta 18674b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_lun_count(struct aac_dev *dev) 18684b000227SRaghava Aditya Renukunta { 1869bbd16d96SRaghava Aditya Renukunta return get_unaligned_be32(&dev->safw_phys_luns->list_length[0])/24; 18704b000227SRaghava Aditya Renukunta } 18714b000227SRaghava Aditya Renukunta 18724b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_bus(struct aac_dev *dev, int lun) 18734b000227SRaghava Aditya Renukunta { 18744b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[1] & 0x3f; 18754b000227SRaghava Aditya Renukunta } 18764b000227SRaghava Aditya Renukunta 18774b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_target(struct aac_dev *dev, int lun) 18784b000227SRaghava Aditya Renukunta { 18794b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[0]; 18804b000227SRaghava Aditya Renukunta } 18814b000227SRaghava Aditya Renukunta 18824b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_expose_flag(struct aac_dev *dev, int lun) 18834b000227SRaghava Aditya Renukunta { 18844b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].bus >> 6; 18854b000227SRaghava Aditya Renukunta } 18864b000227SRaghava Aditya Renukunta 18874b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_attribs(struct aac_dev *dev, int lun) 18884b000227SRaghava Aditya Renukunta { 18894b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[9]; 18904b000227SRaghava Aditya Renukunta } 18914b000227SRaghava Aditya Renukunta 18924b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_nexus(struct aac_dev *dev, int lun) 18934b000227SRaghava Aditya Renukunta { 18944b000227SRaghava Aditya Renukunta return *((u32 *)&dev->safw_phys_luns->lun[lun].node_ident[12]); 18954b000227SRaghava Aditya Renukunta } 18964b000227SRaghava Aditya Renukunta 1897e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_identify_resp(struct aac_dev *dev, 1898e2ee8c94SRaghava Aditya Renukunta int bus, int target) 1899e2ee8c94SRaghava Aditya Renukunta { 1900e2ee8c94SRaghava Aditya Renukunta kfree(dev->hba_map[bus][target].safw_identify_resp); 1901e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = NULL; 1902e2ee8c94SRaghava Aditya Renukunta } 1903e2ee8c94SRaghava Aditya Renukunta 1904e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_all_identify_resp(struct aac_dev *dev, 1905e2ee8c94SRaghava Aditya Renukunta int lun_count) 1906e2ee8c94SRaghava Aditya Renukunta { 1907e2ee8c94SRaghava Aditya Renukunta int luns; 1908e2ee8c94SRaghava Aditya Renukunta int i; 1909e2ee8c94SRaghava Aditya Renukunta u32 bus; 1910e2ee8c94SRaghava Aditya Renukunta u32 target; 1911e2ee8c94SRaghava Aditya Renukunta 1912e2ee8c94SRaghava Aditya Renukunta luns = aac_get_safw_phys_lun_count(dev); 1913e2ee8c94SRaghava Aditya Renukunta 1914e2ee8c94SRaghava Aditya Renukunta if (luns < lun_count) 1915e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1916e2ee8c94SRaghava Aditya Renukunta else if (lun_count < 0) 1917e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1918e2ee8c94SRaghava Aditya Renukunta 1919e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; i++) { 1920e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1921e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1922e2ee8c94SRaghava Aditya Renukunta 1923e2ee8c94SRaghava Aditya Renukunta aac_free_safw_identify_resp(dev, bus, target); 1924e2ee8c94SRaghava Aditya Renukunta } 1925e2ee8c94SRaghava Aditya Renukunta } 1926e2ee8c94SRaghava Aditya Renukunta 192775be67cdSRaghava Aditya Renukunta static int aac_get_safw_attr_all_targets(struct aac_dev *dev) 1928e2ee8c94SRaghava Aditya Renukunta { 1929e2ee8c94SRaghava Aditya Renukunta int i; 1930e2ee8c94SRaghava Aditya Renukunta int rcode = 0; 1931e2ee8c94SRaghava Aditya Renukunta u32 lun_count; 1932e2ee8c94SRaghava Aditya Renukunta u32 bus; 1933e2ee8c94SRaghava Aditya Renukunta u32 target; 1934e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp = NULL; 1935e2ee8c94SRaghava Aditya Renukunta 1936e2ee8c94SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1937e2ee8c94SRaghava Aditya Renukunta 1938e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1939e2ee8c94SRaghava Aditya Renukunta 1940e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1941e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1942e2ee8c94SRaghava Aditya Renukunta 1943e2ee8c94SRaghava Aditya Renukunta rcode = aac_issue_safw_bmic_identify(dev, 1944e2ee8c94SRaghava Aditya Renukunta &identify_resp, bus, target); 1945e2ee8c94SRaghava Aditya Renukunta 19460bcb45fbSRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1947e2ee8c94SRaghava Aditya Renukunta goto free_identify_resp; 1948e2ee8c94SRaghava Aditya Renukunta 1949e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = identify_resp; 1950e2ee8c94SRaghava Aditya Renukunta } 1951e2ee8c94SRaghava Aditya Renukunta 1952e2ee8c94SRaghava Aditya Renukunta out: 1953e2ee8c94SRaghava Aditya Renukunta return rcode; 1954e2ee8c94SRaghava Aditya Renukunta free_identify_resp: 1955e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, i); 1956e2ee8c94SRaghava Aditya Renukunta goto out; 1957e2ee8c94SRaghava Aditya Renukunta } 1958e2ee8c94SRaghava Aditya Renukunta 1959c83b11e3SRaghava Aditya Renukunta /** 1960b5a475e9SRaghava Aditya Renukunta * aac_set_safw_attr_all_targets- update current hba map with data from FW 1961c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1962c83b11e3SRaghava Aditya Renukunta * 1963c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1964c83b11e3SRaghava Aditya Renukunta */ 196575be67cdSRaghava Aditya Renukunta static void aac_set_safw_attr_all_targets(struct aac_dev *dev) 1966c83b11e3SRaghava Aditya Renukunta { 1967c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1968c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1969c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1970c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 19713edfb8b2SRaghava Aditya Renukunta 19724b000227SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1973c83b11e3SRaghava Aditya Renukunta 1974f2d2cabaSRaghava Aditya Renukunta dev->scan_counter++; 1975f2d2cabaSRaghava Aditya Renukunta 1976c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1977c83b11e3SRaghava Aditya Renukunta 19784b000227SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 19794b000227SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 19804b000227SRaghava Aditya Renukunta expose_flag = aac_get_safw_phys_expose_flag(dev, i); 19814b000227SRaghava Aditya Renukunta attribs = aac_get_safw_phys_attribs(dev, i); 19824b000227SRaghava Aditya Renukunta nexus = aac_get_safw_phys_nexus(dev, i); 1983c83b11e3SRaghava Aditya Renukunta 1984c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1985c83b11e3SRaghava Aditya Renukunta continue; 1986c83b11e3SRaghava Aditya Renukunta 1987c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 198859b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 198959b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_RAID_MEMBER; 199059b433c8SRaghava Aditya Renukunta continue; 1991c83b11e3SRaghava Aditya Renukunta } 1992c83b11e3SRaghava Aditya Renukunta 1993c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 199459b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 199559b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_NATIVE_RAW; 1996c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1997c83b11e3SRaghava Aditya Renukunta nexus; 1998c83b11e3SRaghava Aditya Renukunta } else 199959b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 200059b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_ARC_RAW; 2001c83b11e3SRaghava Aditya Renukunta 2002f2d2cabaSRaghava Aditya Renukunta dev->hba_map[bus][target].scan_counter = dev->scan_counter; 2003f2d2cabaSRaghava Aditya Renukunta 20040bcb45fbSRaghava Aditya Renukunta aac_set_safw_target_qd(dev, bus, target); 2005c83b11e3SRaghava Aditya Renukunta } 2006c83b11e3SRaghava Aditya Renukunta } 2007c83b11e3SRaghava Aditya Renukunta 200875be67cdSRaghava Aditya Renukunta static int aac_setup_safw_targets(struct aac_dev *dev) 2009fc0fdd9aSRaghava Aditya Renukunta { 20103edfb8b2SRaghava Aditya Renukunta int rcode = 0; 20113edfb8b2SRaghava Aditya Renukunta 20121d1fec53SRaghava Aditya Renukunta rcode = aac_get_containers(dev); 20131d1fec53SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20141d1fec53SRaghava Aditya Renukunta goto out; 20151d1fec53SRaghava Aditya Renukunta 201675be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_ciss_luns(dev); 20173edfb8b2SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20183edfb8b2SRaghava Aditya Renukunta goto out; 20193edfb8b2SRaghava Aditya Renukunta 202075be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_attr_all_targets(dev); 2021e2ee8c94SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 2022e2ee8c94SRaghava Aditya Renukunta goto free_ciss_luns; 2023e2ee8c94SRaghava Aditya Renukunta 202475be67cdSRaghava Aditya Renukunta aac_set_safw_attr_all_targets(dev); 20253edfb8b2SRaghava Aditya Renukunta 2026e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, -1); 2027e2ee8c94SRaghava Aditya Renukunta free_ciss_luns: 20283edfb8b2SRaghava Aditya Renukunta aac_free_safw_ciss_luns(dev); 20293edfb8b2SRaghava Aditya Renukunta out: 20303edfb8b2SRaghava Aditya Renukunta return rcode; 2031fc0fdd9aSRaghava Aditya Renukunta } 2032fc0fdd9aSRaghava Aditya Renukunta 203375be67cdSRaghava Aditya Renukunta int aac_setup_safw_adapter(struct aac_dev *dev) 2034fc0fdd9aSRaghava Aditya Renukunta { 203575be67cdSRaghava Aditya Renukunta return aac_setup_safw_targets(dev); 2036fc0fdd9aSRaghava Aditya Renukunta } 2037fc0fdd9aSRaghava Aditya Renukunta 20381da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 20391da177e4SLinus Torvalds { 20401da177e4SLinus Torvalds struct fib* fibptr; 20411da177e4SLinus Torvalds int rcode; 2042c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 20437c00ffa3SMark Haverkamp struct aac_adapter_info *info; 204484971738SMark Haverkamp struct aac_bus_info *command; 204584971738SMark Haverkamp struct aac_bus_info_response *bus_info; 20467c00ffa3SMark Haverkamp 2047bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 20481da177e4SLinus Torvalds return -ENOMEM; 20491da177e4SLinus Torvalds 2050bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20511da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 20527c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 20531da177e4SLinus Torvalds 2054bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 20551da177e4SLinus Torvalds fibptr, 20567c00ffa3SMark Haverkamp sizeof(*info), 20571da177e4SLinus Torvalds FsaNormal, 20589203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 20591da177e4SLinus Torvalds NULL, 20601da177e4SLinus Torvalds NULL); 20611da177e4SLinus Torvalds 20627c00ffa3SMark Haverkamp if (rcode < 0) { 2063cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 2064cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 2065cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2066bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2067bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2068cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 20697c00ffa3SMark Haverkamp return rcode; 20707c00ffa3SMark Haverkamp } 20717c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 20727c00ffa3SMark Haverkamp 20731c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 20747c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 207506a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 20767c00ffa3SMark Haverkamp 2077bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20787c00ffa3SMark Haverkamp 207906a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 20807c00ffa3SMark Haverkamp 208106a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 20827c00ffa3SMark Haverkamp 2083bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 20847c00ffa3SMark Haverkamp fibptr, 208506a43d17SSalyzyn, Mark sizeof(*sinfo), 20867c00ffa3SMark Haverkamp FsaNormal, 20877c00ffa3SMark Haverkamp 1, 1, 20887c00ffa3SMark Haverkamp NULL, 20897c00ffa3SMark Haverkamp NULL); 20907c00ffa3SMark Haverkamp 20917c00ffa3SMark Haverkamp if (rcode >= 0) 209206a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 2093cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 2094cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 2095cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 2096cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 2097cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 2098cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 20997c00ffa3SMark Haverkamp } 21001da177e4SLinus Torvalds 2101c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 2102c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 210371a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 2104c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 210571a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 210671a91ca4SRaghava Aditya Renukunta } 2107c83b11e3SRaghava Aditya Renukunta } 210884971738SMark Haverkamp 210984971738SMark Haverkamp /* 211084971738SMark Haverkamp * GetBusInfo 211184971738SMark Haverkamp */ 211284971738SMark Haverkamp 2113bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 211484971738SMark Haverkamp 211584971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 211684971738SMark Haverkamp 211784971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 211884971738SMark Haverkamp 211984971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 212084971738SMark Haverkamp 212184971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 212284971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 212384971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 212484971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 212584971738SMark Haverkamp 2126bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 212784971738SMark Haverkamp fibptr, 212884971738SMark Haverkamp sizeof (*bus_info), 212984971738SMark Haverkamp FsaNormal, 213084971738SMark Haverkamp 1, 1, 213184971738SMark Haverkamp NULL, NULL); 213284971738SMark Haverkamp 213394cf6ba1SSalyzyn, Mark /* reasoned default */ 213494cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 213584971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 213684971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 213784971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 213884971738SMark Haverkamp } 213984971738SMark Haverkamp 21408c867b25SMark Haverkamp if (!dev->in_reset) { 214124f02e1dSSalyzyn, Mark char buffer[16]; 21421da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 21437c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 21441da177e4SLinus Torvalds dev->name, 21451da177e4SLinus Torvalds dev->id, 21461da177e4SLinus Torvalds tmp>>24, 21471da177e4SLinus Torvalds (tmp>>16)&0xff, 21481da177e4SLinus Torvalds tmp&0xff, 21497c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 21501c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 21511c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 21521da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 21531da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 21541da177e4SLinus Torvalds dev->name, dev->id, 21551da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21561da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 21571da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 21581da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 21591da177e4SLinus Torvalds dev->name, dev->id, 21601da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21611da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 216224f02e1dSSalyzyn, Mark buffer[0] = '\0'; 2163ee959b00STony Jones if (aac_get_serial_number( 216424f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 216524f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 216624f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 21671c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2168a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2169a45c863fSSalyzyn, Mark dev->name, dev->id, 21701c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 21711c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 21721c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2173a45c863fSSalyzyn, Mark } 21742f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 21751c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2176a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 217729c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 217829c97684SSalyzyn, Mark dev->name, dev->id); 217929c97684SSalyzyn, Mark } 21808c867b25SMark Haverkamp } 21811da177e4SLinus Torvalds 218295e852e1SSalyzyn, Mark dev->cache_protected = 0; 21831c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2184cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 21851da177e4SLinus Torvalds dev->nondasd_support = 0; 21861da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 218795e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 21881da177e4SLinus Torvalds dev->nondasd_support = 1; 21891da177e4SLinus Torvalds 21901da177e4SLinus Torvalds /* 21911da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 21921da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 21931da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 21941da177e4SLinus Torvalds * additional changes changes will have to be made to support 21951da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 21961da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 21971da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 21981da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 21991da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 22001da177e4SLinus Torvalds */ 22011da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 22021da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 22031da177e4SLinus Torvalds dev->nondasd_support = 1; 22041da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 22051da177e4SLinus Torvalds } 22061da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 22071da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 22081da177e4SLinus Torvalds dev->name, dev->id); 22091da177e4SLinus Torvalds 221095e852e1SSalyzyn, Mark if (nondasd != -1) 22111da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 22122f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 22131da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 22141da177e4SLinus Torvalds 2215e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2216d8e96507SLeubner, Achim dev->needs_dac = 1; 22171da177e4SLinus Torvalds dev->dac_support = 0; 2218d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2219d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 22202f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22212f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 22222f7ecc55SSalyzyn, Mark dev->name, dev->id); 22231da177e4SLinus Torvalds dev->dac_support = 1; 22241da177e4SLinus Torvalds } 22251da177e4SLinus Torvalds 22261da177e4SLinus Torvalds if(dacmode != -1) { 22271da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 22281da177e4SLinus Torvalds } 2229d8e96507SLeubner, Achim 2230d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2231d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2232d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2233d8e96507SLeubner, Achim dev->nondasd_support = 0; 2234d8e96507SLeubner, Achim dev->jbod = 0; 2235d8e96507SLeubner, Achim expose_physicals = 0; 2236d8e96507SLeubner, Achim } 2237d8e96507SLeubner, Achim 22388105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 2239e555cd5fSSuraj Upadhyay if (!dma_set_mask(&dev->pdev->dev, DMA_BIT_MASK(64))) { 22402f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22418105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 2242e555cd5fSSuraj Upadhyay } else if (!dma_set_mask(&dev->pdev->dev, DMA_BIT_MASK(32))) { 22438105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 22441da177e4SLinus Torvalds dev->dac_support = 0; 22451da177e4SLinus Torvalds } else { 22468105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 22471da177e4SLinus Torvalds rcode = -ENOMEM; 22481da177e4SLinus Torvalds } 22491da177e4SLinus Torvalds } 22507c00ffa3SMark Haverkamp /* 2251e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2252e8f32de5SMark Haverkamp * interface. 22537c00ffa3SMark Haverkamp */ 2254e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 225594cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 225694cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 225794cf6ba1SSalyzyn, Mark : aac_scsi_64) 2258e8f32de5SMark Haverkamp : aac_scsi_32; 2259e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2260e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2261e8f32de5SMark Haverkamp ? aac_bounds_64 2262e8f32de5SMark Haverkamp : aac_bounds_32; 2263e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2264e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2265e8f32de5SMark Haverkamp } else { 2266e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 22677c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 22687c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 226963a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 227063a70eeaSMark Haverkamp sizeof(struct sgentry); 22717c00ffa3SMark Haverkamp if (dev->dac_support) { 2272e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2273e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 22747c00ffa3SMark Haverkamp /* 22757c00ffa3SMark Haverkamp * 38 scatter gather elements 22767c00ffa3SMark Haverkamp */ 22777c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 22787c00ffa3SMark Haverkamp (dev->max_fib_size - 22797c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 22807c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 228163a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 228263a70eeaSMark Haverkamp sizeof(struct sgentry64); 2283e8f32de5SMark Haverkamp } else { 2284e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2285e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 22867c00ffa3SMark Haverkamp } 22877c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 22887c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 22897c00ffa3SMark Haverkamp /* 22907c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 22917c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 22927c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 22937c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 22947c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 22957c00ffa3SMark Haverkamp * element. 22967c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 22977c00ffa3SMark Haverkamp */ 22987c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 22997c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 23007c00ffa3SMark Haverkamp } 23010e68c003SMark Haverkamp } 2302ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2303ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2304ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2305ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2306ab5d129fSRaghava Aditya Renukunta 2307cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2308cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2309bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2310bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2311cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 23121da177e4SLinus Torvalds 23131da177e4SLinus Torvalds return rcode; 23141da177e4SLinus Torvalds } 23151da177e4SLinus Torvalds 23161da177e4SLinus Torvalds 2317e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 23181da177e4SLinus Torvalds { 23191da177e4SLinus Torvalds struct aac_dev *dev; 23201da177e4SLinus Torvalds struct aac_read_reply *readreply; 23211da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 23221da177e4SLinus Torvalds u32 cid; 23231da177e4SLinus Torvalds 23241da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 23251da177e4SLinus Torvalds 232603d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 232703d44337SMark Haverkamp return; 232803d44337SMark Haverkamp 23291a655040SSalyzyn, Mark dev = fibptr->dev; 2330e5718774SMark Haverkamp cid = scmd_id(scsicmd); 23311da177e4SLinus Torvalds 23327a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 23337a8cf29dSMark Haverkamp u64 lba; 23347a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 23357a8cf29dSMark Haverkamp case WRITE_6: 23367a8cf29dSMark Haverkamp case READ_6: 23377a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 23387a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23397a8cf29dSMark Haverkamp break; 23407a8cf29dSMark Haverkamp case WRITE_16: 23417a8cf29dSMark Haverkamp case READ_16: 23427a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23437a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23447a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23457a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23467a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23477a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23487a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23497a8cf29dSMark Haverkamp break; 23507a8cf29dSMark Haverkamp case WRITE_12: 23517a8cf29dSMark Haverkamp case READ_12: 23527a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23537a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23547a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23557a8cf29dSMark Haverkamp break; 23567a8cf29dSMark Haverkamp default: 23577a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23587a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23597a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23607a8cf29dSMark Haverkamp break; 23617a8cf29dSMark Haverkamp } 23627a8cf29dSMark Haverkamp printk(KERN_DEBUG 23637a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 23647a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 23657a8cf29dSMark Haverkamp } 23661da177e4SLinus Torvalds 2367125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 23681da177e4SLinus Torvalds 2369727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2370727eead6SFUJITA Tomonori 23711da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2372655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2373655d722cSMark Salyzyn case ST_OK: 2374cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2375655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2376655d722cSMark Salyzyn break; 2377655d722cSMark Salyzyn case ST_NOT_READY: 2378cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2379655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2380655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2381655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2382655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2383655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2384655d722cSMark Salyzyn break; 2385f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2386cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2387f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2388f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2389f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2390f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2391f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2392f956a669SRaghava Aditya Renukunta break; 2393655d722cSMark Salyzyn default: 23947c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2395e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 23961da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 23977c00ffa3SMark Haverkamp #endif 2398cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 23998e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 24008e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 24018e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 24021da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 24033ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 24043ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2405655d722cSMark Salyzyn break; 24061da177e4SLinus Torvalds } 2407bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 24081da177e4SLinus Torvalds 24091dec65e3SBart Van Assche aac_scsi_done(scsicmd); 24101da177e4SLinus Torvalds } 24111da177e4SLinus Torvalds 24129e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 24131da177e4SLinus Torvalds { 24147a8cf29dSMark Haverkamp u64 lba; 24151da177e4SLinus Torvalds u32 count; 24161da177e4SLinus Torvalds int status; 24171da177e4SLinus Torvalds struct aac_dev *dev; 24181da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2419da3cc679SRajashekhara, Mahesh int cid; 24201da177e4SLinus Torvalds 24211da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24221da177e4SLinus Torvalds /* 24231da177e4SLinus Torvalds * Get block address and transfer length 24241da177e4SLinus Torvalds */ 24257a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 24267a8cf29dSMark Haverkamp case READ_6: 24279e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 24281da177e4SLinus Torvalds 24297a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 24307a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 24311da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 24321da177e4SLinus Torvalds 24331da177e4SLinus Torvalds if (count == 0) 24341da177e4SLinus Torvalds count = 256; 24357a8cf29dSMark Haverkamp break; 24367a8cf29dSMark Haverkamp case READ_16: 24379e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 24387a8cf29dSMark Haverkamp 24397a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 24407a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 24417a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 24427a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 24437a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 24447a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24457a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24467a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 24477a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 24487a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 24497a8cf29dSMark Haverkamp break; 24507a8cf29dSMark Haverkamp case READ_12: 24519e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 24527a8cf29dSMark Haverkamp 24537a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24547a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24557a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24567a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 24577a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24587a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24597a8cf29dSMark Haverkamp break; 24607a8cf29dSMark Haverkamp default: 24619e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 24621da177e4SLinus Torvalds 24637a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24647a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24657a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24661da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24677a8cf29dSMark Haverkamp break; 24681da177e4SLinus Torvalds } 2469da3cc679SRajashekhara, Mahesh 2470da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2471da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2472da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2473cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2474da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2475c86fbe48SBalsundar P ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, 2476da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2477da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2478da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2479da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 24801dec65e3SBart Van Assche aac_scsi_done(scsicmd); 2481c86fbe48SBalsundar P return 0; 2482da3cc679SRajashekhara, Mahesh } 2483da3cc679SRajashekhara, Mahesh 24847a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 24857c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2486e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24877a8cf29dSMark Haverkamp return 0; 24881da177e4SLinus Torvalds /* 24891da177e4SLinus Torvalds * Alocate and initialize a Fib 24901da177e4SLinus Torvalds */ 24916bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 249276a3451bSBart Van Assche aac_priv(scsicmd)->owner = AAC_OWNER_FIRMWARE; 2493e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 24941da177e4SLinus Torvalds 24951da177e4SLinus Torvalds /* 24961da177e4SLinus Torvalds * Check that the command queued to the controller 24971da177e4SLinus Torvalds */ 24981ae948faSBrian King if (status == -EINPROGRESS) 24991da177e4SLinus Torvalds return 0; 25001da177e4SLinus Torvalds 2501bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 25021da177e4SLinus Torvalds /* 25031da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25041da177e4SLinus Torvalds */ 2505cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_TASK_SET_FULL; 25061dec65e3SBart Van Assche aac_scsi_done(scsicmd); 2507bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2508bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25091da177e4SLinus Torvalds return 0; 25101da177e4SLinus Torvalds } 25111da177e4SLinus Torvalds 25129e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 25131da177e4SLinus Torvalds { 25147a8cf29dSMark Haverkamp u64 lba; 25151da177e4SLinus Torvalds u32 count; 25169d399cc7SSalyzyn, Mark int fua; 25171da177e4SLinus Torvalds int status; 25181da177e4SLinus Torvalds struct aac_dev *dev; 25191da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2520da3cc679SRajashekhara, Mahesh int cid; 25211da177e4SLinus Torvalds 25221da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 25231da177e4SLinus Torvalds /* 25241da177e4SLinus Torvalds * Get block address and transfer length 25251da177e4SLinus Torvalds */ 25261da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 25271da177e4SLinus Torvalds { 25281da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 25291da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 25301da177e4SLinus Torvalds if (count == 0) 25311da177e4SLinus Torvalds count = 256; 25329d399cc7SSalyzyn, Mark fua = 0; 25337a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 25349e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 25357a8cf29dSMark Haverkamp 25367a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 25377a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 25387a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 25397a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 25407a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 25417a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 25427a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25437a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 25447a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 25459d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25467a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 25479e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 25487a8cf29dSMark Haverkamp 25497a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 25507a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25517a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 25527a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25539d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25541da177e4SLinus Torvalds } else { 25559e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 25567a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25571da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25589d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25591da177e4SLinus Torvalds } 2560da3cc679SRajashekhara, Mahesh 2561da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2562da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2563da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2564cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2565da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2566c86fbe48SBalsundar P ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, 2567da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2568da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2569da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2570da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 25711dec65e3SBart Van Assche aac_scsi_done(scsicmd); 2572c86fbe48SBalsundar P return 0; 2573da3cc679SRajashekhara, Mahesh } 2574da3cc679SRajashekhara, Mahesh 25757a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 25761da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2577e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 25787a8cf29dSMark Haverkamp return 0; 25791da177e4SLinus Torvalds /* 25801da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 25811da177e4SLinus Torvalds */ 25826bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 258376a3451bSBart Van Assche aac_priv(scsicmd)->owner = AAC_OWNER_FIRMWARE; 25849d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 25851da177e4SLinus Torvalds 25861da177e4SLinus Torvalds /* 25871da177e4SLinus Torvalds * Check that the command queued to the controller 25881da177e4SLinus Torvalds */ 25891ae948faSBrian King if (status == -EINPROGRESS) 25901da177e4SLinus Torvalds return 0; 25911da177e4SLinus Torvalds 2592bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 25931da177e4SLinus Torvalds /* 25941da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25951da177e4SLinus Torvalds */ 2596cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_TASK_SET_FULL; 25971dec65e3SBart Van Assche aac_scsi_done(scsicmd); 25981da177e4SLinus Torvalds 2599bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2600bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26011da177e4SLinus Torvalds return 0; 26021da177e4SLinus Torvalds } 26031da177e4SLinus Torvalds 26041da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 26051da177e4SLinus Torvalds { 26061da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 26072c644b1dSHannes Reinecke struct scsi_cmnd *cmd = context; 26081da177e4SLinus Torvalds 260903d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 261003d44337SMark Haverkamp return; 261103d44337SMark Haverkamp 26121da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 26131da177e4SLinus Torvalds smp_processor_id(), jiffies)); 26141da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 26151da177e4SLinus Torvalds 26161da177e4SLinus Torvalds 26171da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 26181da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 2619cdec16c1SHannes Reinecke cmd->result = DID_OK << 16 | SAM_STAT_GOOD; 26201da177e4SLinus Torvalds else { 26211da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 26221a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2623e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 26241da177e4SLinus Torvalds printk(KERN_WARNING 26251da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 26261da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 2627cdec16c1SHannes Reinecke cmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 26288e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 26298e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 26308e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 26311da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2632b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2633b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 26341da177e4SLinus Torvalds } 26351da177e4SLinus Torvalds 2636bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2637bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 26381dec65e3SBart Van Assche aac_scsi_done(cmd); 26391da177e4SLinus Torvalds } 26401da177e4SLinus Torvalds 26419e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 26421da177e4SLinus Torvalds { 26431da177e4SLinus Torvalds int status; 26441da177e4SLinus Torvalds struct fib *cmd_fibcontext; 26451da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 26461da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 264790ee3466SMark Haverkamp struct aac_dev *aac; 26481da177e4SLinus Torvalds 2649f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 26508c867b25SMark Haverkamp if (aac->in_reset) 26518c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 26528c867b25SMark Haverkamp 26531da177e4SLinus Torvalds /* 26547c00ffa3SMark Haverkamp * Allocate and initialize a Fib 26551da177e4SLinus Torvalds */ 26562c644b1dSHannes Reinecke cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 26571da177e4SLinus Torvalds 2658bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 26591da177e4SLinus Torvalds 26601da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 26611da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 26621da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 26639e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 26641da177e4SLinus Torvalds synchronizecmd->count = 26651da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 266676a3451bSBart Van Assche aac_priv(scsicmd)->owner = AAC_OWNER_FIRMWARE; 26671da177e4SLinus Torvalds 26681da177e4SLinus Torvalds /* 26691da177e4SLinus Torvalds * Now send the Fib to the adapter 26701da177e4SLinus Torvalds */ 2671bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 26721da177e4SLinus Torvalds cmd_fibcontext, 26731da177e4SLinus Torvalds sizeof(struct aac_synchronize), 26741da177e4SLinus Torvalds FsaNormal, 26751da177e4SLinus Torvalds 0, 1, 26761da177e4SLinus Torvalds (fib_callback)synchronize_callback, 26771da177e4SLinus Torvalds (void *)scsicmd); 26781da177e4SLinus Torvalds 26791da177e4SLinus Torvalds /* 26801da177e4SLinus Torvalds * Check that the command queued to the controller 26811da177e4SLinus Torvalds */ 26821ae948faSBrian King if (status == -EINPROGRESS) 26831da177e4SLinus Torvalds return 0; 26841da177e4SLinus Torvalds 26851da177e4SLinus Torvalds printk(KERN_WARNING 2686bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2687bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2688bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26891da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 26901da177e4SLinus Torvalds } 26911da177e4SLinus Torvalds 2692655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2693655d722cSMark Salyzyn { 2694655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2695655d722cSMark Salyzyn 2696655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2697655d722cSMark Salyzyn return; 2698655d722cSMark Salyzyn 2699655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2700655d722cSMark Salyzyn 2701cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2702655d722cSMark Salyzyn 2703655d722cSMark Salyzyn aac_fib_complete(fibptr); 2704655d722cSMark Salyzyn aac_fib_free(fibptr); 27051dec65e3SBart Van Assche aac_scsi_done(scsicmd); 2706655d722cSMark Salyzyn } 2707655d722cSMark Salyzyn 2708655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2709655d722cSMark Salyzyn { 2710655d722cSMark Salyzyn int status; 2711655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2712655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2713655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2714655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2715655d722cSMark Salyzyn 27161c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2717655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2718cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 27191dec65e3SBart Van Assche aac_scsi_done(scsicmd); 2720655d722cSMark Salyzyn return 0; 2721655d722cSMark Salyzyn } 2722655d722cSMark Salyzyn 2723655d722cSMark Salyzyn if (aac->in_reset) 2724655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2725655d722cSMark Salyzyn 2726655d722cSMark Salyzyn /* 2727655d722cSMark Salyzyn * Allocate and initialize a Fib 2728655d722cSMark Salyzyn */ 27296bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2730655d722cSMark Salyzyn 2731655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2732655d722cSMark Salyzyn 2733655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2734655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2735655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2736655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2737655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2738655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2739655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2740655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2741655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 274276a3451bSBart Van Assche aac_priv(scsicmd)->owner = AAC_OWNER_FIRMWARE; 2743655d722cSMark Salyzyn 2744655d722cSMark Salyzyn /* 2745655d722cSMark Salyzyn * Now send the Fib to the adapter 2746655d722cSMark Salyzyn */ 2747655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2748655d722cSMark Salyzyn cmd_fibcontext, 2749655d722cSMark Salyzyn sizeof(struct aac_power_management), 2750655d722cSMark Salyzyn FsaNormal, 2751655d722cSMark Salyzyn 0, 1, 2752655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2753655d722cSMark Salyzyn (void *)scsicmd); 2754655d722cSMark Salyzyn 2755655d722cSMark Salyzyn /* 2756655d722cSMark Salyzyn * Check that the command queued to the controller 2757655d722cSMark Salyzyn */ 27581ae948faSBrian King if (status == -EINPROGRESS) 2759655d722cSMark Salyzyn return 0; 2760655d722cSMark Salyzyn 2761655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2762655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2763655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2764655d722cSMark Salyzyn } 2765655d722cSMark Salyzyn 27661da177e4SLinus Torvalds /** 27671da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 27681da177e4SLinus Torvalds * @scsicmd: SCSI command block 27691da177e4SLinus Torvalds * 27701da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 27711da177e4SLinus Torvalds * aacraid firmware. 27721da177e4SLinus Torvalds */ 27731da177e4SLinus Torvalds 27741da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 27751da177e4SLinus Torvalds { 2776ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 27771da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 27781da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 27791da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 27801da177e4SLinus Torvalds 278190ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 278290ee3466SMark Haverkamp return -1; 27831da177e4SLinus Torvalds /* 27841da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 27851da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 27861da177e4SLinus Torvalds * itself. 27871da177e4SLinus Torvalds */ 27881a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 27891a655040SSalyzyn, Mark if (cid != host->this_id) { 27901a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 27911a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2792e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 27931da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2794c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27951da177e4SLinus Torvalds } 27961da177e4SLinus Torvalds 27971da177e4SLinus Torvalds /* 27981da177e4SLinus Torvalds * If the target container doesn't exist, it may have 27991da177e4SLinus Torvalds * been newly created 28001da177e4SLinus Torvalds */ 2801655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2802655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2803655d722cSMark Salyzyn NOT_READY)) { 28041da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2805eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 28067a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 28077a8cf29dSMark Haverkamp !(dev->raw_io_64) || 28087a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 28097a8cf29dSMark Haverkamp break; 2810df561f66SGustavo A. R. Silva fallthrough; 28111da177e4SLinus Torvalds case INQUIRY: 28121da177e4SLinus Torvalds case READ_CAPACITY: 28131da177e4SLinus Torvalds case TEST_UNIT_READY: 28148c867b25SMark Haverkamp if (dev->in_reset) 28158c867b25SMark Haverkamp return -1; 2816fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2817fe76df42SMark Haverkamp aac_probe_container_callback2); 28181da177e4SLinus Torvalds default: 28191da177e4SLinus Torvalds break; 28201da177e4SLinus Torvalds } 28211da177e4SLinus Torvalds } 28221da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2823ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2824ab5d129fSRaghava Aditya Renukunta 2825ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2826ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2827ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2828ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2829ab5d129fSRaghava Aditya Renukunta return -1; 2830ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2831ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2832cb1042f2SSalyzyn, Mark dev->jbod) { 28338c867b25SMark Haverkamp if (dev->in_reset) 28348c867b25SMark Haverkamp return -1; 28351da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 28361da177e4SLinus Torvalds } else { 28371da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2838c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28391da177e4SLinus Torvalds } 28401da177e4SLinus Torvalds } 28411da177e4SLinus Torvalds } 28421da177e4SLinus Torvalds /* 28431da177e4SLinus Torvalds * else Command for the controller itself 28441da177e4SLinus Torvalds */ 28451da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 28461da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 28471da177e4SLinus Torvalds { 28481da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 2849cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 28508e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28518e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 28528e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 28531da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 28543ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 28553ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2856c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28571da177e4SLinus Torvalds } 28581da177e4SLinus Torvalds 28591da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2860c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2861c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2862c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2863c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2864c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2865c4e2fbcaSRaghava Aditya Renukunta return -1; 2866c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2867c4e2fbcaSRaghava Aditya Renukunta 2868c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2869c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2870c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2871c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2872c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2873c4e2fbcaSRaghava Aditya Renukunta return -1; 2874c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2875c4e2fbcaSRaghava Aditya Renukunta 2876c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2877c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 2878cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2879c4e2fbcaSRaghava Aditya Renukunta break; 2880c4e2fbcaSRaghava Aditya Renukunta } 2881c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2882c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2883c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 2884df561f66SGustavo A. R. Silva fallthrough; 28851da177e4SLinus Torvalds case INQUIRY: 28861da177e4SLinus Torvalds { 28873b2946ccSMark Haverkamp struct inquiry_data inq_data; 28881da177e4SLinus Torvalds 28891a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 28903b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 28911da177e4SLinus Torvalds 2892d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 289388e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 289488e2f98eSSalyzyn, Mark 289588e2f98eSSalyzyn, Mark /* EVPD bit set */ 289688e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 289788e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 289888e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 289988e2f98eSSalyzyn, Mark /* supported vital product data pages */ 29005d910649SMahesh Rajashekhara arr[3] = 3; 290188e2f98eSSalyzyn, Mark arr[4] = 0x0; 290288e2f98eSSalyzyn, Mark arr[5] = 0x80; 29035d910649SMahesh Rajashekhara arr[6] = 0x83; 290488e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2905d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 290688e2f98eSSalyzyn, Mark sizeof(inq_data)); 2907cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 290888e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 290988e2f98eSSalyzyn, Mark /* unit serial number page */ 291088e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 291188e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 291288e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2913d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 291488e2f98eSSalyzyn, Mark sizeof(inq_data)); 2915d8e96507SLeubner, Achim if (aac_wwn != 2) 2916d8e96507SLeubner, Achim return aac_get_container_serial( 2917d8e96507SLeubner, Achim scsicmd); 2918cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 29195d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 29205d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 29215d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 29225d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 29235d910649SMahesh Rajashekhara scmd_id(scsicmd)); 29245d910649SMahesh Rajashekhara if (aac_wwn != 2) 29255d910649SMahesh Rajashekhara return aac_get_container_serial( 29265d910649SMahesh Rajashekhara scsicmd); 2927cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 292888e2f98eSSalyzyn, Mark } else { 292988e2f98eSSalyzyn, Mark /* vpd page not implemented */ 2930cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 29318e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 29328e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 29338e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 293488e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 293588e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 29363ace426fSSalyzyn, Mark min_t(size_t, 29373ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 29383ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 293988e2f98eSSalyzyn, Mark } 2940c4e2fbcaSRaghava Aditya Renukunta break; 294188e2f98eSSalyzyn, Mark } 29423b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 29433b2946ccSMark 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 */ 29443b2946ccSMark Haverkamp inq_data.inqd_len = 31; 29451da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 29463b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 29471da177e4SLinus Torvalds /* 29481da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 29491da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 29501da177e4SLinus Torvalds */ 29511a655040SSalyzyn, Mark if (cid == host->this_id) { 29526391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 29533b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2954d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2955d4345028SFUJITA Tomonori sizeof(inq_data)); 2956cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2957c4e2fbcaSRaghava Aditya Renukunta break; 29581da177e4SLinus Torvalds } 29598c867b25SMark Haverkamp if (dev->in_reset) 29608c867b25SMark Haverkamp return -1; 2961794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 29623b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2963d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 29649e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 29651da177e4SLinus Torvalds } 2966eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 29677a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 29687a8cf29dSMark Haverkamp !(dev->raw_io_64) || 29697a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 29707a8cf29dSMark Haverkamp break; 29717a8cf29dSMark Haverkamp { 29727a8cf29dSMark Haverkamp u64 capacity; 297307ce5ebaSMark Haverkamp char cp[13]; 2974b271f1c8SFUJITA Tomonori unsigned int alloc_len; 29757a8cf29dSMark Haverkamp 29767a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 29777a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 29787a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 29797a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 29807a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 29817a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 29827a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 29837a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 29847a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 29857a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 2986b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2987b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2988b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2989b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 299007ce5ebaSMark Haverkamp cp[12] = 0; 299107ce5ebaSMark Haverkamp 2992b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2993b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2994b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2995b271f1c8SFUJITA Tomonori 2996b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2997d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2998b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2999b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 3000b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 30017a8cf29dSMark Haverkamp 30027a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 30037a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 30047a8cf29dSMark Haverkamp 3005cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3006c4e2fbcaSRaghava Aditya Renukunta break; 30077a8cf29dSMark Haverkamp } 30087a8cf29dSMark Haverkamp 30091da177e4SLinus Torvalds case READ_CAPACITY: 30101da177e4SLinus Torvalds { 30111da177e4SLinus Torvalds u32 capacity; 30123b2946ccSMark Haverkamp char cp[8]; 30131da177e4SLinus Torvalds 30141da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 30157a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 30161da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 30171da177e4SLinus Torvalds else 30181da177e4SLinus Torvalds capacity = (u32)-1; 30193b2946ccSMark Haverkamp 30201da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 30211da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 30221da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 30231da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 3024b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3025b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3026b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3027b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 3028d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 30297a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 30307a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 3031cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3032c4e2fbcaSRaghava Aditya Renukunta break; 30331da177e4SLinus Torvalds } 30341da177e4SLinus Torvalds 30351da177e4SLinus Torvalds case MODE_SENSE: 30361da177e4SLinus Torvalds { 30379d399cc7SSalyzyn, Mark int mode_buf_length = 4; 3038b836439fSMahesh Rajashekhara u32 capacity; 3039b836439fSMahesh Rajashekhara aac_modep_data mpd; 3040b836439fSMahesh Rajashekhara 3041b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3042b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3043b836439fSMahesh Rajashekhara else 3044b836439fSMahesh Rajashekhara capacity = (u32)-1; 30451da177e4SLinus Torvalds 30461da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 3047b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 3048b836439fSMahesh Rajashekhara 3049b836439fSMahesh Rajashekhara /* Mode data length */ 3050b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 3051b836439fSMahesh Rajashekhara /* Medium type - default */ 3052b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 3053b836439fSMahesh Rajashekhara /* Device-specific param, 30549d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 30559d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3056b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 3057b836439fSMahesh Rajashekhara 305895e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3059b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 3060b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 3061b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 3062b836439fSMahesh Rajashekhara else { 3063b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 3064b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 3065b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 3066b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3067b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3068b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3069b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3070b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 30715d910649SMahesh Rajashekhara 30725d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 30735d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 30745d910649SMahesh Rajashekhara /* page length */ 30755d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 30765d910649SMahesh Rajashekhara /* Mode data length */ 30775d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 30785d910649SMahesh Rajashekhara } else { 30795d910649SMahesh Rajashekhara /* Mode data length */ 30805d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 30815d910649SMahesh Rajashekhara } 30825d910649SMahesh Rajashekhara 3083b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3084b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3085b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3086b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3087b836439fSMahesh Rajashekhara } else { 3088b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3089b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3090b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3091b836439fSMahesh Rajashekhara } 3092b836439fSMahesh Rajashekhara } 30939d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 30949d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3095b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3096b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3097b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3098b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 309995e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3100b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 31015d910649SMahesh Rajashekhara } 31025d910649SMahesh Rajashekhara 31039d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 31049d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 31055d910649SMahesh Rajashekhara else 31065d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3107b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3108b836439fSMahesh Rajashekhara (char *)&mpd, 3109b836439fSMahesh Rajashekhara mode_buf_length); 3110cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3111c4e2fbcaSRaghava Aditya Renukunta break; 31121da177e4SLinus Torvalds } 31131da177e4SLinus Torvalds case MODE_SENSE_10: 31141da177e4SLinus Torvalds { 3115b836439fSMahesh Rajashekhara u32 capacity; 31169d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3117b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3118b836439fSMahesh Rajashekhara 3119b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3120b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3121b836439fSMahesh Rajashekhara else 3122b836439fSMahesh Rajashekhara capacity = (u32)-1; 31231da177e4SLinus Torvalds 31241da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3125b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3126b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3127b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3128b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3129b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3130b836439fSMahesh Rajashekhara /* Medium type - default */ 3131b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3132b836439fSMahesh Rajashekhara /* Device-specific param, 31339d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 31349d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3135b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3136b836439fSMahesh Rajashekhara 313795e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3138b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3139b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3140b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3141b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3142b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3143b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3144b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3145b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3146b836439fSMahesh Rajashekhara } else { 3147b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3148b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3149b836439fSMahesh Rajashekhara 3150b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3151b836439fSMahesh Rajashekhara 3152b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3153b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3154b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3155b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3156b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3157b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3158b836439fSMahesh Rajashekhara 3159b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3160b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3161b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3162b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3163b836439fSMahesh Rajashekhara } else { 3164b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3165b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3166b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3167b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3168b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3169b836439fSMahesh Rajashekhara capacity & 0xff; 3170b836439fSMahesh Rajashekhara } 3171b836439fSMahesh Rajashekhara } 31729d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31739d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3174b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3175b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3176b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3177b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 317895e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3179b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 31809d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 31819d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 31829d399cc7SSalyzyn, Mark } 3183b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3184b836439fSMahesh Rajashekhara (char *)&mpd10, 3185b836439fSMahesh Rajashekhara mode_buf_length); 31861da177e4SLinus Torvalds 3187cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3188c4e2fbcaSRaghava Aditya Renukunta break; 31891da177e4SLinus Torvalds } 31901da177e4SLinus Torvalds case REQUEST_SENSE: 31911da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3192c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3193c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3194c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3195c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3196cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3197c4e2fbcaSRaghava Aditya Renukunta break; 31981da177e4SLinus Torvalds 31991da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 32001da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 32011da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 32021da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 32031da177e4SLinus Torvalds else 32041da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 32051da177e4SLinus Torvalds 3206cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3207c4e2fbcaSRaghava Aditya Renukunta break; 32081da177e4SLinus Torvalds /* 32091da177e4SLinus Torvalds * These commands are all No-Ops 32101da177e4SLinus Torvalds */ 32111da177e4SLinus Torvalds case TEST_UNIT_READY: 3212655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3213cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 3214655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3215655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3216655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3217655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3218655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3219655d722cSMark Salyzyn min_t(size_t, 3220655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3221655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3222c4e2fbcaSRaghava Aditya Renukunta break; 3223655d722cSMark Salyzyn } 3224df561f66SGustavo A. R. Silva fallthrough; 32251da177e4SLinus Torvalds case RESERVE: 32261da177e4SLinus Torvalds case RELEASE: 32271da177e4SLinus Torvalds case REZERO_UNIT: 32281da177e4SLinus Torvalds case REASSIGN_BLOCKS: 32291da177e4SLinus Torvalds case SEEK_10: 3230cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3231c4e2fbcaSRaghava Aditya Renukunta break; 3232655d722cSMark Salyzyn 3233655d722cSMark Salyzyn case START_STOP: 3234655d722cSMark Salyzyn return aac_start_stop(scsicmd); 32351da177e4SLinus Torvalds 32361da177e4SLinus Torvalds default: 32371da177e4SLinus Torvalds /* 32381da177e4SLinus Torvalds * Unhandled commands 32391da177e4SLinus Torvalds */ 3240c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3241c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3242cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 32438e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 32441da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 32458e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 32461da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 32473ace426fSSalyzyn, Mark min_t(size_t, 32483ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 32493ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3250c4e2fbcaSRaghava Aditya Renukunta } 3251c4e2fbcaSRaghava Aditya Renukunta 3252c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3253c4e2fbcaSRaghava Aditya Renukunta 32541dec65e3SBart Van Assche aac_scsi_done(scsicmd); 32551da177e4SLinus Torvalds return 0; 32561da177e4SLinus Torvalds } 32571da177e4SLinus Torvalds 32581da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 32591da177e4SLinus Torvalds { 32601da177e4SLinus Torvalds struct aac_query_disk qd; 32611da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32621da177e4SLinus Torvalds 32631da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 326490ee3466SMark Haverkamp if (!fsa_dev_ptr) 326565101355SMark Haverkamp return -EBUSY; 32661da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 32671da177e4SLinus Torvalds return -EFAULT; 3268e6fd916aSDan Carpenter if (qd.cnum == -1) { 3269e6fd916aSDan Carpenter if (qd.id < 0 || qd.id >= dev->maximum_num_containers) 3270e6fd916aSDan Carpenter return -EINVAL; 3271e5718774SMark Haverkamp qd.cnum = qd.id; 3272e6fd916aSDan Carpenter } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { 32731da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 32741da177e4SLinus Torvalds return -EINVAL; 32751da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 32761da177e4SLinus Torvalds qd.bus = 0; 32771da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 32781da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 32791da177e4SLinus Torvalds } 32801da177e4SLinus Torvalds else return -EINVAL; 32811da177e4SLinus Torvalds 3282fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 32831da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 32841da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 32851da177e4SLinus Torvalds 32861da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 32871da177e4SLinus Torvalds qd.unmapped = 1; 32881da177e4SLinus Torvalds else 32891da177e4SLinus Torvalds qd.unmapped = 0; 32901da177e4SLinus Torvalds 32911da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 32921da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 32931da177e4SLinus Torvalds 32941da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 32951da177e4SLinus Torvalds return -EFAULT; 32961da177e4SLinus Torvalds return 0; 32971da177e4SLinus Torvalds } 32981da177e4SLinus Torvalds 32991da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 33001da177e4SLinus Torvalds { 33011da177e4SLinus Torvalds struct aac_delete_disk dd; 33021da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33031da177e4SLinus Torvalds 33041da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 330565101355SMark Haverkamp if (!fsa_dev_ptr) 330665101355SMark Haverkamp return -EBUSY; 33071da177e4SLinus Torvalds 33081da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 33091da177e4SLinus Torvalds return -EFAULT; 33101da177e4SLinus Torvalds 33111da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 33121da177e4SLinus Torvalds return -EINVAL; 33131da177e4SLinus Torvalds /* 33141da177e4SLinus Torvalds * Mark this container as being deleted. 33151da177e4SLinus Torvalds */ 33161da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 33171da177e4SLinus Torvalds /* 33181da177e4SLinus Torvalds * Mark the container as no longer valid 33191da177e4SLinus Torvalds */ 33201da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 33211da177e4SLinus Torvalds return 0; 33221da177e4SLinus Torvalds } 33231da177e4SLinus Torvalds 33241da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 33251da177e4SLinus Torvalds { 33261da177e4SLinus Torvalds struct aac_delete_disk dd; 33271da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33281da177e4SLinus Torvalds 33291da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 333090ee3466SMark Haverkamp if (!fsa_dev_ptr) 333165101355SMark Haverkamp return -EBUSY; 33321da177e4SLinus Torvalds 33331da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 33341da177e4SLinus Torvalds return -EFAULT; 33351da177e4SLinus Torvalds 33361da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 33371da177e4SLinus Torvalds return -EINVAL; 33381da177e4SLinus Torvalds /* 33391da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 33401da177e4SLinus Torvalds */ 33411da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 33421da177e4SLinus Torvalds return -EBUSY; 33431da177e4SLinus Torvalds else { 33441da177e4SLinus Torvalds /* 33451da177e4SLinus Torvalds * Mark the container as no longer being valid. 33461da177e4SLinus Torvalds */ 33471da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 33481da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 33491da177e4SLinus Torvalds return 0; 33501da177e4SLinus Torvalds } 33511da177e4SLinus Torvalds } 33521da177e4SLinus Torvalds 33536f4e626fSNathan Chancellor int aac_dev_ioctl(struct aac_dev *dev, unsigned int cmd, void __user *arg) 33541da177e4SLinus Torvalds { 33551da177e4SLinus Torvalds switch (cmd) { 33561da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 33571da177e4SLinus Torvalds return query_disk(dev, arg); 33581da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 33591da177e4SLinus Torvalds return delete_disk(dev, arg); 33601da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 33611da177e4SLinus Torvalds return force_delete_disk(dev, arg); 33621da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 33631da177e4SLinus Torvalds return aac_get_containers(dev); 33641da177e4SLinus Torvalds default: 33651da177e4SLinus Torvalds return -ENOTTY; 33661da177e4SLinus Torvalds } 33671da177e4SLinus Torvalds } 33681da177e4SLinus Torvalds 33691da177e4SLinus Torvalds /** 33701da177e4SLinus Torvalds * aac_srb_callback 33711da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 33721da177e4SLinus Torvalds * @fibptr: pointer to the fib 33731da177e4SLinus Torvalds * 33741da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 33751da177e4SLinus Torvalds */ 33761da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 33771da177e4SLinus Torvalds { 33781da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 33791da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 33801da177e4SLinus Torvalds 33811da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 338203d44337SMark Haverkamp 338303d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 338403d44337SMark Haverkamp return; 338503d44337SMark Haverkamp 3386125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 33874ec57fb4SRaghava Aditya Renukunta 338855b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 33894ec57fb4SRaghava Aditya Renukunta 33901da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 339185d22bbfSMahesh Rajashekhara 339285d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 339385d22bbfSMahesh Rajashekhara /* fast response */ 339485d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 339585d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 339685d22bbfSMahesh Rajashekhara } else { 33971da177e4SLinus Torvalds /* 33981da177e4SLinus Torvalds * Calculate resid for sg 33991da177e4SLinus Torvalds */ 3400727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3401727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 34024ec57fb4SRaghava Aditya Renukunta } 34034ec57fb4SRaghava Aditya Renukunta 34044ec57fb4SRaghava Aditya Renukunta 34054ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 34064ec57fb4SRaghava Aditya Renukunta 34074ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 34084ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 34094ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 34104ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 34114ec57fb4SRaghava Aditya Renukunta 34121da177e4SLinus Torvalds /* 34131da177e4SLinus Torvalds * First check the fib status 34141da177e4SLinus Torvalds */ 34151da177e4SLinus Torvalds 34161da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 34171da177e4SLinus Torvalds int len; 341855b87608SMahesh Rajashekhara 34194ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 34204ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 34213ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 34223ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 3423cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16 | SAM_STAT_CHECK_CONDITION; 342455b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 342555b87608SMahesh Rajashekhara srbreply->sense_data, len); 34261da177e4SLinus Torvalds } 34271da177e4SLinus Torvalds 34281da177e4SLinus Torvalds /* 34291da177e4SLinus Torvalds * Next check the srb status 34301da177e4SLinus Torvalds */ 34311da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 34321da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 34331da177e4SLinus Torvalds case SRB_STATUS_PENDING: 34341da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 3435cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 34361da177e4SLinus Torvalds break; 34371da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 34381da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 34391da177e4SLinus Torvalds case READ_6: 34401da177e4SLinus Torvalds case WRITE_6: 34411da177e4SLinus Torvalds case READ_10: 34421da177e4SLinus Torvalds case WRITE_10: 34431da177e4SLinus Torvalds case READ_12: 34441da177e4SLinus Torvalds case WRITE_12: 34457a8cf29dSMark Haverkamp case READ_16: 34467a8cf29dSMark Haverkamp case WRITE_16: 344755b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 344855b87608SMahesh Rajashekhara < scsicmd->underflow) 34494ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 345055b87608SMahesh Rajashekhara else 34514ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 3452cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 34531da177e4SLinus Torvalds break; 34544ec57fb4SRaghava Aditya Renukunta case INQUIRY: 3455cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 34561da177e4SLinus Torvalds break; 34571da177e4SLinus Torvalds default: 3458cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 34591da177e4SLinus Torvalds break; 34601da177e4SLinus Torvalds } 34611da177e4SLinus Torvalds break; 34621da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 3463cdec16c1SHannes Reinecke scsicmd->result = DID_ABORT << 16; 34641da177e4SLinus Torvalds break; 34651da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 346655b87608SMahesh Rajashekhara /* 346755b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 346855b87608SMahesh Rajashekhara * hba was trying to abort for some reason 346955b87608SMahesh Rajashekhara */ 3470cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 34711da177e4SLinus Torvalds break; 34721da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 3473cdec16c1SHannes Reinecke scsicmd->result = DID_PARITY << 16; 34741da177e4SLinus Torvalds break; 34751da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 34761da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 34771da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 34781da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 34791da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 3480cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 34811da177e4SLinus Torvalds break; 34821da177e4SLinus Torvalds 34831da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 34841da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 3485cdec16c1SHannes Reinecke scsicmd->result = DID_TIME_OUT << 16; 34861da177e4SLinus Torvalds break; 34871da177e4SLinus Torvalds 34881da177e4SLinus Torvalds case SRB_STATUS_BUSY: 3489cdec16c1SHannes Reinecke scsicmd->result = DID_BUS_BUSY << 16; 34901da177e4SLinus Torvalds break; 34911da177e4SLinus Torvalds 34921da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 3493cdec16c1SHannes Reinecke scsicmd->result = DID_RESET << 16; 34941da177e4SLinus Torvalds break; 34951da177e4SLinus Torvalds 34961da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 3497cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 34981da177e4SLinus Torvalds break; 34991da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 35001da177e4SLinus Torvalds case SRB_STATUS_ERROR: 35011da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 35021da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 35031da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 35041da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 35051da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 35061da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 35071da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 35081da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 35091da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 35101da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 35111da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 35121da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 35131da177e4SLinus Torvalds default: 35141da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35154ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 35161da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 35171da177e4SLinus Torvalds aac_get_status_string( 35181da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 35191da177e4SLinus Torvalds scsicmd->cmnd[0], 35201da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 35211da177e4SLinus Torvalds #endif 35224ec57fb4SRaghava Aditya Renukunta /* 35234ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 35244ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 35254ec57fb4SRaghava Aditya Renukunta * 35264ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 35274ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 35284ec57fb4SRaghava Aditya Renukunta */ 35291fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 35301fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 35314ec57fb4SRaghava Aditya Renukunta 35321fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 3533cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 35341fc8010aSRajashekhara, Mahesh } else { 3535cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 35361fc8010aSRajashekhara, Mahesh } 35371fc8010aSRajashekhara, Mahesh } else { 3538cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 35391fc8010aSRajashekhara, Mahesh } 3540cdec16c1SHannes Reinecke break; 35411da177e4SLinus Torvalds } 354255b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 354355b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 35441da177e4SLinus Torvalds int len; 354555b87608SMahesh Rajashekhara 35461da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 35473ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35483ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 35491da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35504ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 35517a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 35521da177e4SLinus Torvalds #endif 355355b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 355455b87608SMahesh Rajashekhara srbreply->sense_data, len); 355555b87608SMahesh Rajashekhara } 35564ec57fb4SRaghava Aditya Renukunta 35571da177e4SLinus Torvalds /* 35581da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 35591da177e4SLinus Torvalds */ 35601da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 35611da177e4SLinus Torvalds 3562bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 35631dec65e3SBart Van Assche aac_scsi_done(scsicmd); 35641da177e4SLinus Torvalds } 35651da177e4SLinus Torvalds 3566ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3567ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3568ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3569ab5d129fSRaghava Aditya Renukunta 3570ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3571ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3572ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3573ab5d129fSRaghava Aditya Renukunta 3574ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3575ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3576cdec16c1SHannes Reinecke scsicmd->result |= DID_OK << 16; 3577ab5d129fSRaghava Aditya Renukunta break; 3578ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3579ab5d129fSRaghava Aditya Renukunta { 3580ab5d129fSRaghava Aditya Renukunta int len; 3581ab5d129fSRaghava Aditya Renukunta 3582ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3583ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3584ab5d129fSRaghava Aditya Renukunta if (len) 3585ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3586ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3587cdec16c1SHannes Reinecke scsicmd->result |= DID_OK << 16; 3588ab5d129fSRaghava Aditya Renukunta break; 3589ab5d129fSRaghava Aditya Renukunta } 3590ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3591cdec16c1SHannes Reinecke scsicmd->result |= DID_BUS_BUSY << 16; 3592ab5d129fSRaghava Aditya Renukunta break; 3593ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3594cdec16c1SHannes Reinecke scsicmd->result |= DID_ABORT << 16; 3595ab5d129fSRaghava Aditya Renukunta break; 3596ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3597ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3598ab5d129fSRaghava Aditya Renukunta default: 3599cdec16c1SHannes Reinecke scsicmd->result |= DID_ERROR << 16; 3600ab5d129fSRaghava Aditya Renukunta break; 3601ab5d129fSRaghava Aditya Renukunta } 3602ab5d129fSRaghava Aditya Renukunta } 3603ab5d129fSRaghava Aditya Renukunta 3604ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3605ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3606ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3607ab5d129fSRaghava Aditya Renukunta { 3608ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3609ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3610ab5d129fSRaghava Aditya Renukunta { 3611ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3612ab5d129fSRaghava Aditya Renukunta 3613ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3614ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3615ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3616ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3617ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3618ab5d129fSRaghava Aditya Renukunta } 3619cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 3620ab5d129fSRaghava Aditya Renukunta break; 3621ab5d129fSRaghava Aditya Renukunta } 3622ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3623ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3624cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_BUSY; 3625ab5d129fSRaghava Aditya Renukunta break; 3626ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3627cdec16c1SHannes Reinecke scsicmd->result = DID_ABORT << 16; 3628ab5d129fSRaghava Aditya Renukunta break; 3629ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3630cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 3631ab5d129fSRaghava Aditya Renukunta break; 3632ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3633ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3634cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 3635ab5d129fSRaghava Aditya Renukunta break; 3636ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3637ab5d129fSRaghava Aditya Renukunta default: 3638cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 3639ab5d129fSRaghava Aditya Renukunta break; 3640ab5d129fSRaghava Aditya Renukunta } 3641ab5d129fSRaghava Aditya Renukunta } 3642ab5d129fSRaghava Aditya Renukunta 36431da177e4SLinus Torvalds /** 3644ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3645ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3646ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3647ab5d129fSRaghava Aditya Renukunta * 3648ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3649ab5d129fSRaghava Aditya Renukunta */ 3650ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3651ab5d129fSRaghava Aditya Renukunta { 3652ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3653ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3654ab5d129fSRaghava Aditya Renukunta 3655ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3656ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3657ab5d129fSRaghava Aditya Renukunta 3658ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3659ab5d129fSRaghava Aditya Renukunta 3660ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3661ab5d129fSRaghava Aditya Renukunta return; 3662ab5d129fSRaghava Aditya Renukunta 3663ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3664ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3665ab5d129fSRaghava Aditya Renukunta 3666ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3667ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3668ab5d129fSRaghava Aditya Renukunta 3669ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3670ab5d129fSRaghava Aditya Renukunta /* fast response */ 3671cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 3672ab5d129fSRaghava Aditya Renukunta goto out; 3673ab5d129fSRaghava Aditya Renukunta } 3674ab5d129fSRaghava Aditya Renukunta 3675ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3676ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3677ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3678ab5d129fSRaghava Aditya Renukunta break; 3679ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3680ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3681ab5d129fSRaghava Aditya Renukunta break; 3682ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3683cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 3684ab5d129fSRaghava Aditya Renukunta break; 3685ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3686cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 3687ab5d129fSRaghava Aditya Renukunta break; 3688ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3689ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3690cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 3691ab5d129fSRaghava Aditya Renukunta break; 3692ab5d129fSRaghava Aditya Renukunta default: 3693cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 3694ab5d129fSRaghava Aditya Renukunta break; 3695ab5d129fSRaghava Aditya Renukunta } 3696ab5d129fSRaghava Aditya Renukunta 3697ab5d129fSRaghava Aditya Renukunta out: 3698ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3699ab5d129fSRaghava Aditya Renukunta 3700ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 370176a3451bSBart Van Assche aac_priv(scsicmd)->sent_command = 1; 3702ab5d129fSRaghava Aditya Renukunta else 37031dec65e3SBart Van Assche aac_scsi_done(scsicmd); 3704ab5d129fSRaghava Aditya Renukunta } 3705ab5d129fSRaghava Aditya Renukunta 3706ab5d129fSRaghava Aditya Renukunta /** 3707ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 37081da177e4SLinus Torvalds * @scsicmd: the scsi command block 37091da177e4SLinus Torvalds * 37101da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 37111da177e4SLinus Torvalds * scsicmd passed in. 37121da177e4SLinus Torvalds */ 37131da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 37141da177e4SLinus Torvalds { 37151da177e4SLinus Torvalds struct fib* cmd_fibcontext; 37161da177e4SLinus Torvalds struct aac_dev* dev; 37171da177e4SLinus Torvalds int status; 37181da177e4SLinus Torvalds 371984971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3720e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 372184971738SMark Haverkamp scsicmd->device->lun > 7) { 37221da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 37231dec65e3SBart Van Assche aac_scsi_done(scsicmd); 37241da177e4SLinus Torvalds return 0; 37251da177e4SLinus Torvalds } 37261da177e4SLinus Torvalds 37271da177e4SLinus Torvalds /* 37281da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 37291da177e4SLinus Torvalds */ 37306bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 373176a3451bSBart Van Assche aac_priv(scsicmd)->owner = AAC_OWNER_FIRMWARE; 3732e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 37331da177e4SLinus Torvalds 37341da177e4SLinus Torvalds /* 37351da177e4SLinus Torvalds * Check that the command queued to the controller 37361da177e4SLinus Torvalds */ 37371ae948faSBrian King if (status == -EINPROGRESS) 37381da177e4SLinus Torvalds return 0; 37391da177e4SLinus Torvalds 3740bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3741bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3742bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 37431da177e4SLinus Torvalds 37441da177e4SLinus Torvalds return -1; 37451da177e4SLinus Torvalds } 37461da177e4SLinus Torvalds 3747ab5d129fSRaghava Aditya Renukunta /** 3748ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3749ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3750ab5d129fSRaghava Aditya Renukunta * 3751ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3752ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3753ab5d129fSRaghava Aditya Renukunta */ 3754ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3755ab5d129fSRaghava Aditya Renukunta { 3756ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3757ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3758ab5d129fSRaghava Aditya Renukunta int status; 3759ab5d129fSRaghava Aditya Renukunta 3760ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3761ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3762ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3763ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 37641dec65e3SBart Van Assche aac_scsi_done(scsicmd); 3765ab5d129fSRaghava Aditya Renukunta return 0; 3766ab5d129fSRaghava Aditya Renukunta } 3767ab5d129fSRaghava Aditya Renukunta 3768ab5d129fSRaghava Aditya Renukunta /* 3769ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3770ab5d129fSRaghava Aditya Renukunta */ 3771ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3772ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3773ab5d129fSRaghava Aditya Renukunta return -1; 3774ab5d129fSRaghava Aditya Renukunta 377576a3451bSBart Van Assche aac_priv(scsicmd)->owner = AAC_OWNER_FIRMWARE; 3776ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3777ab5d129fSRaghava Aditya Renukunta 3778ab5d129fSRaghava Aditya Renukunta /* 3779ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3780ab5d129fSRaghava Aditya Renukunta */ 37811ae948faSBrian King if (status == -EINPROGRESS) 3782ab5d129fSRaghava Aditya Renukunta return 0; 3783ab5d129fSRaghava Aditya Renukunta 3784ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3785ab5d129fSRaghava Aditya Renukunta status); 3786ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3787ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3788ab5d129fSRaghava Aditya Renukunta 3789ab5d129fSRaghava Aditya Renukunta return -1; 3790ab5d129fSRaghava Aditya Renukunta } 3791ab5d129fSRaghava Aditya Renukunta 3792ab5d129fSRaghava Aditya Renukunta 37930b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 37941da177e4SLinus Torvalds { 37951da177e4SLinus Torvalds unsigned long byte_count = 0; 3796727eead6SFUJITA Tomonori int nseg; 3797a2260323SNikola Pajkovsky struct scatterlist *sg; 3798a2260323SNikola Pajkovsky int i; 37991da177e4SLinus Torvalds 38001da177e4SLinus Torvalds // Get rid of old data 38011da177e4SLinus Torvalds psg->count = 0; 38021da177e4SLinus Torvalds psg->sg[0].addr = 0; 38031da177e4SLinus Torvalds psg->sg[0].count = 0; 3804727eead6SFUJITA Tomonori 3805727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3806a2260323SNikola Pajkovsky if (nseg <= 0) 38070b433447SMahesh Rajashekhara return nseg; 38081da177e4SLinus Torvalds 3809727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38101da177e4SLinus Torvalds 3811727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38121da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 38131da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 38141da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 38151da177e4SLinus Torvalds } 38161da177e4SLinus Torvalds /* hba wants the size to be exact */ 3817727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 381856b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3819727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 382056b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3821727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38221da177e4SLinus Torvalds } 38231da177e4SLinus Torvalds /* Check for command underflow */ 38241da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 38251da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38261da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38271da177e4SLinus Torvalds } 3828a2260323SNikola Pajkovsky 38291da177e4SLinus Torvalds return byte_count; 38301da177e4SLinus Torvalds } 38311da177e4SLinus Torvalds 38321da177e4SLinus Torvalds 38330b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 38341da177e4SLinus Torvalds { 38351da177e4SLinus Torvalds unsigned long byte_count = 0; 383656b58712SMark Haverkamp u64 addr; 3837727eead6SFUJITA Tomonori int nseg; 3838a2260323SNikola Pajkovsky struct scatterlist *sg; 3839a2260323SNikola Pajkovsky int i; 38401da177e4SLinus Torvalds 38411da177e4SLinus Torvalds // Get rid of old data 38421da177e4SLinus Torvalds psg->count = 0; 38431da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 38441da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 38451da177e4SLinus Torvalds psg->sg[0].count = 0; 3846727eead6SFUJITA Tomonori 3847727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3848a2260323SNikola Pajkovsky if (nseg <= 0) 38490b433447SMahesh Rajashekhara return nseg; 38501da177e4SLinus Torvalds 3851727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38521241f359SMark Haverkamp int count = sg_dma_len(sg); 385356b58712SMark Haverkamp addr = sg_dma_address(sg); 385456b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 385556b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 38561241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38571241f359SMark Haverkamp byte_count += count; 38581da177e4SLinus Torvalds } 3859727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38601da177e4SLinus Torvalds /* hba wants the size to be exact */ 3861727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 386256b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3863727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 386456b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3865727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38661da177e4SLinus Torvalds } 38671da177e4SLinus Torvalds /* Check for command underflow */ 38681da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 38691da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38701da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38711da177e4SLinus Torvalds } 3872a2260323SNikola Pajkovsky 38731da177e4SLinus Torvalds return byte_count; 38741da177e4SLinus Torvalds } 38751da177e4SLinus Torvalds 38760b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 38770e68c003SMark Haverkamp { 38780e68c003SMark Haverkamp unsigned long byte_count = 0; 3879727eead6SFUJITA Tomonori int nseg; 3880a2260323SNikola Pajkovsky struct scatterlist *sg; 3881a2260323SNikola Pajkovsky int i; 38820e68c003SMark Haverkamp 38830e68c003SMark Haverkamp // Get rid of old data 38840e68c003SMark Haverkamp psg->count = 0; 38850e68c003SMark Haverkamp psg->sg[0].next = 0; 38860e68c003SMark Haverkamp psg->sg[0].prev = 0; 38870e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 38880e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 38890e68c003SMark Haverkamp psg->sg[0].count = 0; 38900e68c003SMark Haverkamp psg->sg[0].flags = 0; 3891727eead6SFUJITA Tomonori 3892727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3893a2260323SNikola Pajkovsky if (nseg <= 0) 38940b433447SMahesh Rajashekhara return nseg; 38950e68c003SMark Haverkamp 3896727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38970e68c003SMark Haverkamp int count = sg_dma_len(sg); 38980e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 38990e68c003SMark Haverkamp psg->sg[i].next = 0; 39000e68c003SMark Haverkamp psg->sg[i].prev = 0; 39010e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 39020e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 39030e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 39040e68c003SMark Haverkamp psg->sg[i].flags = 0; 39050e68c003SMark Haverkamp byte_count += count; 39060e68c003SMark Haverkamp } 3907727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39080e68c003SMark Haverkamp /* hba wants the size to be exact */ 3909727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 39100e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3911727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 39120e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3913727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39140e68c003SMark Haverkamp } 39150e68c003SMark Haverkamp /* Check for command underflow */ 39160e68c003SMark Haverkamp if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39170e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39180e68c003SMark Haverkamp byte_count, scsicmd->underflow); 39190e68c003SMark Haverkamp } 3920a2260323SNikola Pajkovsky 39210e68c003SMark Haverkamp return byte_count; 39220e68c003SMark Haverkamp } 39230e68c003SMark Haverkamp 39240b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 39250b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 392685d22bbfSMahesh Rajashekhara { 392785d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 392885d22bbfSMahesh Rajashekhara int nseg; 392985d22bbfSMahesh Rajashekhara struct scatterlist *sg; 393085d22bbfSMahesh Rajashekhara int i, conformable = 0; 393185d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 393285d22bbfSMahesh Rajashekhara 3933a2260323SNikola Pajkovsky nseg = scsi_dma_map(scsicmd); 3934a2260323SNikola Pajkovsky if (nseg <= 0) 3935a2260323SNikola Pajkovsky return nseg; 3936a2260323SNikola Pajkovsky 393785d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 393885d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 393985d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 394085d22bbfSMahesh Rajashekhara 394185d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 394285d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 394385d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 394485d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 394585d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 394685d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 394785d22bbfSMahesh Rajashekhara if (i == 0) { 394885d22bbfSMahesh Rajashekhara conformable = 1; 394985d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 395085d22bbfSMahesh Rajashekhara } else if (i == 1) { 395185d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 395285d22bbfSMahesh Rajashekhara min_size = cur_size; 395385d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 395485d22bbfSMahesh Rajashekhara conformable = 0; 395585d22bbfSMahesh Rajashekhara if (cur_size < min_size) 395685d22bbfSMahesh Rajashekhara min_size = cur_size; 395785d22bbfSMahesh Rajashekhara } 395885d22bbfSMahesh Rajashekhara byte_count += count; 395985d22bbfSMahesh Rajashekhara } 396085d22bbfSMahesh Rajashekhara 396185d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 396285d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 396385d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 396485d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 396585d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 396685d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 396785d22bbfSMahesh Rajashekhara } 396885d22bbfSMahesh Rajashekhara 396985d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 397085d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 397185d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 397285d22bbfSMahesh Rajashekhara if (!conformable) { 397385d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 397485d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 397585d22bbfSMahesh Rajashekhara err_found = 0; 397685d22bbfSMahesh Rajashekhara nseg_new = 2; 397785d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 397885d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 397985d22bbfSMahesh Rajashekhara err_found = 1; 398085d22bbfSMahesh Rajashekhara break; 398185d22bbfSMahesh Rajashekhara } 398285d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 398385d22bbfSMahesh Rajashekhara } 398485d22bbfSMahesh Rajashekhara if (!err_found) 398585d22bbfSMahesh Rajashekhara break; 398685d22bbfSMahesh Rajashekhara } 398796676246SNikola Pajkovsky if (i > 0 && nseg_new <= sg_max) { 398896676246SNikola Pajkovsky int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); 398996676246SNikola Pajkovsky 399096676246SNikola Pajkovsky if (ret < 0) 399196676246SNikola Pajkovsky return ret; 399296676246SNikola Pajkovsky } 399385d22bbfSMahesh Rajashekhara } else 399485d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 399585d22bbfSMahesh Rajashekhara 399685d22bbfSMahesh Rajashekhara /* Check for command underflow */ 399785d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 399885d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 399985d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 400085d22bbfSMahesh Rajashekhara } 400185d22bbfSMahesh Rajashekhara 400285d22bbfSMahesh Rajashekhara return byte_count; 400385d22bbfSMahesh Rajashekhara } 400485d22bbfSMahesh Rajashekhara 400585d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 400685d22bbfSMahesh Rajashekhara { 400785d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 400885d22bbfSMahesh Rajashekhara int i, j, pos; 400985d22bbfSMahesh Rajashekhara u32 addr_low; 401085d22bbfSMahesh Rajashekhara 401185d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 401285d22bbfSMahesh Rajashekhara return 0; 401385d22bbfSMahesh Rajashekhara 401439107e85SGustavo A. R. Silva sge = kmalloc_array(nseg_new, sizeof(*sge), GFP_ATOMIC); 401585d22bbfSMahesh Rajashekhara if (sge == NULL) 401696676246SNikola Pajkovsky return -ENOMEM; 401785d22bbfSMahesh Rajashekhara 401885d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 401985d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 402085d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 402185d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 402285d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 402385d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 402485d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 402585d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 402685d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 402785d22bbfSMahesh Rajashekhara pos++; 402885d22bbfSMahesh Rajashekhara } 402985d22bbfSMahesh Rajashekhara } 403085d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 403185d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 403285d22bbfSMahesh Rajashekhara 403385d22bbfSMahesh Rajashekhara kfree(sge); 403485d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 403585d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 403685d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 403785d22bbfSMahesh Rajashekhara return 0; 403885d22bbfSMahesh Rajashekhara } 403985d22bbfSMahesh Rajashekhara 4040ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4041ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4042ab5d129fSRaghava Aditya Renukunta int sg_max, 4043ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4044ab5d129fSRaghava Aditya Renukunta { 4045ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4046ab5d129fSRaghava Aditya Renukunta int nseg; 4047ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4048ab5d129fSRaghava Aditya Renukunta int i; 4049ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4050ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4051ab5d129fSRaghava Aditya Renukunta 4052ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4053ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4054ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4055ab5d129fSRaghava Aditya Renukunta goto out; 4056ab5d129fSRaghava Aditya Renukunta } 4057ab5d129fSRaghava Aditya Renukunta 4058ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4059ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4060ab5d129fSRaghava Aditya Renukunta else 4061ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4062ab5d129fSRaghava Aditya Renukunta 4063ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4064ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4065ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4066ab5d129fSRaghava Aditya Renukunta 4067ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4068ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4069ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4070ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4071ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4072ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4073ab5d129fSRaghava Aditya Renukunta byte_count += count; 4074ab5d129fSRaghava Aditya Renukunta sge++; 4075ab5d129fSRaghava Aditya Renukunta } 4076ab5d129fSRaghava Aditya Renukunta 4077ab5d129fSRaghava Aditya Renukunta sge--; 4078ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4079ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4080ab5d129fSRaghava Aditya Renukunta u32 temp; 4081ab5d129fSRaghava Aditya Renukunta 4082ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4083ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4084ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4085ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4086ab5d129fSRaghava Aditya Renukunta } 4087ab5d129fSRaghava Aditya Renukunta 4088ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4089ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4090ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4091ab5d129fSRaghava Aditya Renukunta } else { 4092ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4093ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4094ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4095ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4096ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4097ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4098ab5d129fSRaghava Aditya Renukunta } 4099ab5d129fSRaghava Aditya Renukunta 4100ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4101ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4102ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4103ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4104ab5d129fSRaghava Aditya Renukunta } 4105ab5d129fSRaghava Aditya Renukunta out: 4106ab5d129fSRaghava Aditya Renukunta return byte_count; 4107ab5d129fSRaghava Aditya Renukunta } 4108ab5d129fSRaghava Aditya Renukunta 41091da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 41101da177e4SLinus Torvalds 41111da177e4SLinus Torvalds struct aac_srb_status_info { 41121da177e4SLinus Torvalds u32 status; 41131da177e4SLinus Torvalds char *str; 41141da177e4SLinus Torvalds }; 41151da177e4SLinus Torvalds 41161da177e4SLinus Torvalds 41171da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 41181da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 41191da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 41201da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 41211da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 41221da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 41231da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 41241da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 41251da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 41261da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 41271da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 41281da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 41291da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 41301da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 41311da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 41321da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 41331da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 41341da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 41351da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 41361da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 41371da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 41381da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 41391da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 41401da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 41411da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 41421da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 41431da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 41441da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 41451da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 41461da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 41471da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 41481da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 41491da177e4SLinus Torvalds { 0xff, "Unknown Error"} 41501da177e4SLinus Torvalds }; 41511da177e4SLinus Torvalds 41521da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 41531da177e4SLinus Torvalds { 41541da177e4SLinus Torvalds int i; 41551da177e4SLinus Torvalds 41566391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 41576391a113STobias Klauser if (srb_status_info[i].status == status) 41581da177e4SLinus Torvalds return srb_status_info[i].str; 41591da177e4SLinus Torvalds 41601da177e4SLinus Torvalds return "Bad Status Code"; 41611da177e4SLinus Torvalds } 41621da177e4SLinus Torvalds 41631da177e4SLinus Torvalds #endif 4164