1c82ee6d3SThomas Gleixner // SPDX-License-Identifier: GPL-2.0-or-later 21da177e4SLinus Torvalds /* 31da177e4SLinus Torvalds * Adaptec AAC series RAID controller driver 4fa195afeSAlan Cox * (c) Copyright 2001 Red Hat Inc. 51da177e4SLinus Torvalds * 61da177e4SLinus Torvalds * based on the old aacraid driver that is.. 71da177e4SLinus Torvalds * Adaptec aacraid device driver for Linux. 81da177e4SLinus Torvalds * 9e8b12f0fSMahesh Rajashekhara * Copyright (c) 2000-2010 Adaptec, Inc. 10f4babba0SRaghava Aditya Renukunta * 2010-2015 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) 11f4babba0SRaghava Aditya Renukunta * 2016-2017 Microsemi Corp. (aacraid@microsemi.com) 121da177e4SLinus Torvalds * 13f4babba0SRaghava Aditya Renukunta * Module Name: 14f4babba0SRaghava Aditya Renukunta * aachba.c 15f4babba0SRaghava Aditya Renukunta * 16f4babba0SRaghava Aditya Renukunta * Abstract: Contains Interfaces to manage IOs. 171da177e4SLinus Torvalds */ 181da177e4SLinus Torvalds 191da177e4SLinus Torvalds #include <linux/kernel.h> 201da177e4SLinus Torvalds #include <linux/init.h> 211da177e4SLinus Torvalds #include <linux/types.h> 221da177e4SLinus Torvalds #include <linux/pci.h> 231da177e4SLinus Torvalds #include <linux/spinlock.h> 241da177e4SLinus Torvalds #include <linux/slab.h> 251da177e4SLinus Torvalds #include <linux/completion.h> 261da177e4SLinus Torvalds #include <linux/blkdev.h> 277c0f6ba6SLinus Torvalds #include <linux/uaccess.h> 28acf3368fSPaul Gortmaker #include <linux/module.h> 291da177e4SLinus Torvalds 304b000227SRaghava Aditya Renukunta #include <asm/unaligned.h> 314b000227SRaghava Aditya Renukunta 321da177e4SLinus Torvalds #include <scsi/scsi.h> 331da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 341da177e4SLinus Torvalds #include <scsi/scsi_device.h> 351da177e4SLinus Torvalds #include <scsi/scsi_host.h> 361da177e4SLinus Torvalds 371da177e4SLinus Torvalds #include "aacraid.h" 381da177e4SLinus Torvalds 391da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 401da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 411da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 421da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 431da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 441da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 451da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 461da177e4SLinus Torvalds 471da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 481da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 491da177e4SLinus Torvalds 501da177e4SLinus Torvalds /* 511da177e4SLinus Torvalds * Sense codes 521da177e4SLinus Torvalds */ 531da177e4SLinus Torvalds 541da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 551da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 561da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 571da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 58f956a669SRaghava Aditya Renukunta #define SENCODE_UNRECOVERED_READ_ERROR 0x11 591da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 601da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 611da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 621da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 631da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 641da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 651da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 661da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 671da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 681da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 691da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 701da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 711da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 721da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 731da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 741da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 751da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 761da177e4SLinus Torvalds 771da177e4SLinus Torvalds /* 781da177e4SLinus Torvalds * Additional sense codes 791da177e4SLinus Torvalds */ 801da177e4SLinus Torvalds 811da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 821da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 831da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 841da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 851da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 861da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 871da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 881da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 891da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 901da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 911da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 921da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 931da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 941da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 951da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 961da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 971da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 981da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 991da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1001da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1011da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1021da177e4SLinus Torvalds 1031da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1041da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1051da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1061da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1071da177e4SLinus Torvalds 108b836439fSMahesh Rajashekhara /* MODE_SENSE data format */ 109b836439fSMahesh Rajashekhara typedef struct { 110b836439fSMahesh Rajashekhara struct { 111b836439fSMahesh Rajashekhara u8 data_length; 112b836439fSMahesh Rajashekhara u8 med_type; 113b836439fSMahesh Rajashekhara u8 dev_par; 114b836439fSMahesh Rajashekhara u8 bd_length; 115b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 116b836439fSMahesh Rajashekhara struct { 117b836439fSMahesh Rajashekhara u8 dens_code; 118b836439fSMahesh Rajashekhara u8 block_count[3]; 119b836439fSMahesh Rajashekhara u8 reserved; 120b836439fSMahesh Rajashekhara u8 block_length[3]; 121b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 122b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 123b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep_data; 124b836439fSMahesh Rajashekhara 125b836439fSMahesh Rajashekhara /* MODE_SENSE_10 data format */ 126b836439fSMahesh Rajashekhara typedef struct { 127b836439fSMahesh Rajashekhara struct { 128b836439fSMahesh Rajashekhara u8 data_length[2]; 129b836439fSMahesh Rajashekhara u8 med_type; 130b836439fSMahesh Rajashekhara u8 dev_par; 131b836439fSMahesh Rajashekhara u8 rsrvd[2]; 132b836439fSMahesh Rajashekhara u8 bd_length[2]; 133b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 134b836439fSMahesh Rajashekhara struct { 135b836439fSMahesh Rajashekhara u8 dens_code; 136b836439fSMahesh Rajashekhara u8 block_count[3]; 137b836439fSMahesh Rajashekhara u8 reserved; 138b836439fSMahesh Rajashekhara u8 block_length[3]; 139b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 140b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 141b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep10_data; 142b836439fSMahesh Rajashekhara 1431da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1441da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1451da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1461da177e4SLinus Torvalds /* SCSI inquiry data */ 1471da177e4SLinus Torvalds struct inquiry_data { 1481da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1491da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1501da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1511da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1521da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1531da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1541da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1551da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1561da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1571da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1581da177e4SLinus Torvalds }; 1591da177e4SLinus Torvalds 1605d910649SMahesh Rajashekhara /* Added for VPD 0x83 */ 161999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 { 162999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 163999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 164999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 165999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 166999b3ffcSRaghava Aditya Renukunta u8 reserved3; 167999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 168999b3ffcSRaghava Aditya Renukunta u8 venid[8]; 169999b3ffcSRaghava Aditya Renukunta u8 productid[16]; 170999b3ffcSRaghava Aditya Renukunta u8 serialnumber[8]; /* SN in ASCII */ 1715d910649SMahesh Rajashekhara 172999b3ffcSRaghava Aditya Renukunta }; 1735d910649SMahesh Rajashekhara 174999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 { 175999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 176999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 177999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 178999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 179999b3ffcSRaghava Aditya Renukunta u8 reserved3; 180999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 181999b3ffcSRaghava Aditya Renukunta struct teu64id { 1825d910649SMahesh Rajashekhara u32 Serial; 1835d910649SMahesh Rajashekhara /* The serial number supposed to be 40 bits, 1845d910649SMahesh Rajashekhara * bit we only support 32, so make the last byte zero. */ 185999b3ffcSRaghava Aditya Renukunta u8 reserved; 186999b3ffcSRaghava Aditya Renukunta u8 venid[3]; 187999b3ffcSRaghava Aditya Renukunta } eu64id; 1885d910649SMahesh Rajashekhara 189999b3ffcSRaghava Aditya Renukunta }; 1905d910649SMahesh Rajashekhara 191999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 { 192999b3ffcSRaghava Aditya Renukunta u8 codeset : 4; /* VPD_CODE_SET */ 193999b3ffcSRaghava Aditya Renukunta u8 reserved : 4; 194999b3ffcSRaghava Aditya Renukunta u8 identifiertype : 4; /* VPD_IDENTIFIER_TYPE */ 195999b3ffcSRaghava Aditya Renukunta u8 reserved2 : 4; 196999b3ffcSRaghava Aditya Renukunta u8 reserved3; 197999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 198999b3ffcSRaghava Aditya Renukunta u8 Identifier[16]; 199999b3ffcSRaghava Aditya Renukunta }; 200999b3ffcSRaghava Aditya Renukunta 201999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 { 2025d910649SMahesh Rajashekhara u8 DeviceType:5; 2035d910649SMahesh Rajashekhara u8 DeviceTypeQualifier:3; 2045d910649SMahesh Rajashekhara u8 PageCode; 205999b3ffcSRaghava Aditya Renukunta u8 reserved; 2065d910649SMahesh Rajashekhara u8 PageLength; 207999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 type1; 208999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 type2; 209999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 type3; 210999b3ffcSRaghava Aditya Renukunta }; 2115d910649SMahesh Rajashekhara 2121da177e4SLinus Torvalds /* 2131da177e4SLinus Torvalds * M O D U L E G L O B A L S 2141da177e4SLinus Torvalds */ 2151da177e4SLinus Torvalds 2160b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *sgmap); 2170b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg); 2180b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg); 2190b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 2200b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max); 221ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 222ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 223ab5d129fSRaghava Aditya Renukunta int sg_max, u64 sg_address); 2240b433447SMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, 2250b433447SMahesh Rajashekhara int pages, int nseg, int nseg_new); 2261da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 227ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd); 2281da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 2291da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 2301da177e4SLinus Torvalds #endif 2311da177e4SLinus Torvalds 2321da177e4SLinus Torvalds /* 2331da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 2341da177e4SLinus Torvalds */ 2351da177e4SLinus Torvalds 2361da177e4SLinus Torvalds static int nondasd = -1; 237d8e96507SLeubner, Achim static int aac_cache = 2; /* WCE=0 to avoid performance problems */ 2381da177e4SLinus Torvalds static int dacmode = -1; 2398ef22247SSalyzyn, Mark int aac_msi; 2401208bab5SSalyzyn, Mark int aac_commit = -1; 241404d9a90SMark Haverkamp int startup_timeout = 180; 242404d9a90SMark Haverkamp int aif_timeout = 120; 24311604612SMahesh Rajashekhara int aac_sync_mode; /* Only Sync. transfer - disabled */ 244571e1568SJason Yan static int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ 2451da177e4SLinus Torvalds 24611604612SMahesh Rajashekhara module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); 24711604612SMahesh Rajashekhara MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" 24811604612SMahesh Rajashekhara " 0=off, 1=on"); 24985d22bbfSMahesh Rajashekhara module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); 25085d22bbfSMahesh Rajashekhara MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" 25185d22bbfSMahesh Rajashekhara " 0=off, 1=on"); 2529a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 2538ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 2548ef22247SSalyzyn, Mark " 0=off, 1=on"); 25595e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 2568ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 2578ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 2588ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 259d8e96507SLeubner, Achim "\tbit 2 - Disable only if Battery is protecting Cache"); 2609a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 2618ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 2628ef22247SSalyzyn, Mark " 0=off, 1=on"); 2631208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 2648ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 2658ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 2668ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 2678ef22247SSalyzyn, Mark " 0=off, 1=on"); 2688ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 2698ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 2709022d375SMahesh Rajashekhara " 0=PIC(default), 1=MSI, 2=MSI-X)"); 271404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 2728ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 2738ef22247SSalyzyn, Mark " adapter to have it's kernel up and\n" 2748ef22247SSalyzyn, Mark "running. This is typically adjusted for large systems that do not" 2758ef22247SSalyzyn, Mark " have a BIOS."); 276404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 2778ef22247SSalyzyn, Mark MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 2788ef22247SSalyzyn, Mark " applications to pick up AIFs before\n" 2798ef22247SSalyzyn, Mark "deregistering them. This is typically adjusted for heavily burdened" 2808ef22247SSalyzyn, Mark " systems."); 2811da177e4SLinus Torvalds 28209624645SRaghava Aditya Renukunta int aac_fib_dump; 28309624645SRaghava Aditya Renukunta module_param(aac_fib_dump, int, 0644); 28409624645SRaghava Aditya Renukunta MODULE_PARM_DESC(aac_fib_dump, "Dump controller fibs prior to IOP_RESET 0=off, 1=on"); 28509624645SRaghava Aditya Renukunta 2867c00ffa3SMark Haverkamp int numacb = -1; 2877c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 2888ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 2898ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 2908ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 2917c00ffa3SMark Haverkamp 292571e1568SJason Yan static int acbsize = -1; 2937c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 2948ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 2958ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 2968ef22247SSalyzyn, Mark " suggestion from Firmware."); 297653ba58dSMark Haverkamp 29829c97684SSalyzyn, Mark int update_interval = 30 * 60; 29929c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 3008ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 3018ef22247SSalyzyn, Mark " updates issued to adapter."); 30229c97684SSalyzyn, Mark 30311da1b7cSRaghava Aditya Renukunta int check_interval = 60; 30429c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 3058ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 3068ef22247SSalyzyn, Mark " checks."); 30729c97684SSalyzyn, Mark 30887f3bda3SAndrew Morton int aac_check_reset = 1; 30987f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 31095e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 3118ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 3128ef22247SSalyzyn, Mark " ignore it."); 31329c97684SSalyzyn, Mark 314e37ee4beSMark Haverkamp int expose_physicals = -1; 315653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 3168ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 3178ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 31803d44337SMark Haverkamp 3198ef22247SSalyzyn, Mark int aac_reset_devices; 3201208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 3211208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 32203d44337SMark Haverkamp 323571e1568SJason Yan static int aac_wwn = 1; 324d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 325d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 326d8e96507SLeubner, Achim "\t0 - Disable\n" 327d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 328d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 329d8e96507SLeubner, Achim 330d8e96507SLeubner, Achim 33103d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 33203d44337SMark Haverkamp struct fib *fibptr) { 33303d44337SMark Haverkamp struct scsi_device *device; 33403d44337SMark Haverkamp 33503d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 336c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 33703d44337SMark Haverkamp aac_fib_complete(fibptr); 33803d44337SMark Haverkamp return 0; 33903d44337SMark Haverkamp } 34003d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 34103d44337SMark Haverkamp device = scsicmd->device; 3423ffd6c5aSRaghava Aditya Renukunta if (unlikely(!device)) { 34303d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 34403d44337SMark Haverkamp aac_fib_complete(fibptr); 34503d44337SMark Haverkamp return 0; 34603d44337SMark Haverkamp } 34703d44337SMark Haverkamp return 1; 34803d44337SMark Haverkamp } 34903d44337SMark Haverkamp 3501da177e4SLinus Torvalds /** 3511da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 352b115958dSLee Jones * @dev: aac driver data 353b115958dSLee Jones * @commit_flag: force sending CT_COMMIT_CONFIG 3541da177e4SLinus Torvalds * 3551da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 3561da177e4SLinus Torvalds */ 3578c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 3581da177e4SLinus Torvalds { 3591da177e4SLinus Torvalds int status = 0; 3601da177e4SLinus Torvalds struct fib * fibptr; 3611da177e4SLinus Torvalds 362bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3631da177e4SLinus Torvalds return -ENOMEM; 3641da177e4SLinus Torvalds 365bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3661da177e4SLinus Torvalds { 3671da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 3681da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 3691da177e4SLinus Torvalds 3701da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3711da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 3721da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 3731da177e4SLinus Torvalds } 3741da177e4SLinus Torvalds 375bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3761da177e4SLinus Torvalds fibptr, 3771da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 3781da177e4SLinus Torvalds FsaNormal, 3791da177e4SLinus Torvalds 1, 1, 3801da177e4SLinus Torvalds NULL, NULL); 3811da177e4SLinus Torvalds if (status < 0) { 3821da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 3831da177e4SLinus Torvalds } else { 3841da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 3851da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 3861da177e4SLinus Torvalds dprintk((KERN_WARNING 3871da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 3881da177e4SLinus Torvalds le32_to_cpu(reply->response), 3891da177e4SLinus Torvalds le32_to_cpu(reply->status), 3901da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 3911da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 3921da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 3931da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 3941da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 3951da177e4SLinus Torvalds status = -EINVAL; 3961da177e4SLinus Torvalds } 3971da177e4SLinus Torvalds } 398cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless receives a response from F/W */ 399cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 400bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 401cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 4021da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 4031da177e4SLinus Torvalds if (status >= 0) { 4041208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 4051da177e4SLinus Torvalds struct aac_commit_config * dinfo; 406bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4071da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 4081da177e4SLinus Torvalds 4091da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4101da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 4111da177e4SLinus Torvalds 412bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4131da177e4SLinus Torvalds fibptr, 4141da177e4SLinus Torvalds sizeof (struct aac_commit_config), 4151da177e4SLinus Torvalds FsaNormal, 4161da177e4SLinus Torvalds 1, 1, 4171da177e4SLinus Torvalds NULL, NULL); 418cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless 419cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * receives a response from F/W */ 420cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 421bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4221208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 4231da177e4SLinus Torvalds printk(KERN_WARNING 4241da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 4251da177e4SLinus Torvalds } 4261da177e4SLinus Torvalds } 427cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 428cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 429bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4301da177e4SLinus Torvalds return status; 4311da177e4SLinus Torvalds } 4321da177e4SLinus Torvalds 433e3cc268fSRajashekhara, Mahesh static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 434e3cc268fSRajashekhara, Mahesh { 435e3cc268fSRajashekhara, Mahesh char inq_data; 436e3cc268fSRajashekhara, Mahesh scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 437e3cc268fSRajashekhara, Mahesh if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 438e3cc268fSRajashekhara, Mahesh inq_data &= 0xdf; 439e3cc268fSRajashekhara, Mahesh scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 440e3cc268fSRajashekhara, Mahesh } 441e3cc268fSRajashekhara, Mahesh } 442e3cc268fSRajashekhara, Mahesh 4431da177e4SLinus Torvalds /** 4441da177e4SLinus Torvalds * aac_get_containers - list containers 445b115958dSLee Jones * @dev: aac driver data 4461da177e4SLinus Torvalds * 4471da177e4SLinus Torvalds * Make a list of all containers on this controller 4481da177e4SLinus Torvalds */ 4491da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 4501da177e4SLinus Torvalds { 4511da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4521da177e4SLinus Torvalds u32 index; 4531da177e4SLinus Torvalds int status = 0; 4541da177e4SLinus Torvalds struct fib * fibptr; 4551da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 4561da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 4571da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4581da177e4SLinus Torvalds 459bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4601da177e4SLinus Torvalds return -ENOMEM; 4611da177e4SLinus Torvalds 462bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4631da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 4641da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4651da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 4661da177e4SLinus Torvalds 467bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4681da177e4SLinus Torvalds fibptr, 4691da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 4701da177e4SLinus Torvalds FsaNormal, 4711da177e4SLinus Torvalds 1, 1, 4721da177e4SLinus Torvalds NULL, NULL); 4731da177e4SLinus Torvalds if (status >= 0) { 4741da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 4751da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 4761c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 477a7129a54SMahesh Rajashekhara AAC_OPTION_SUPPORTED_240_VOLUMES) { 478a7129a54SMahesh Rajashekhara maximum_num_containers = 479a7129a54SMahesh Rajashekhara le32_to_cpu(dresp->MaxSimpleVolumes); 480a7129a54SMahesh Rajashekhara } 481bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4821da177e4SLinus Torvalds } 483cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 484cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 485fe76df42SMark Haverkamp aac_fib_free(fibptr); 4861da177e4SLinus Torvalds 4871da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 4881da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4893ffd6c5aSRaghava Aditya Renukunta if (dev->fsa_dev == NULL || 4903ffd6c5aSRaghava Aditya Renukunta dev->maximum_num_containers != maximum_num_containers) { 4913ffd6c5aSRaghava Aditya Renukunta 4923ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = dev->fsa_dev; 4933ffd6c5aSRaghava Aditya Renukunta 4943ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev = kcalloc(maximum_num_containers, 4953ffd6c5aSRaghava Aditya Renukunta sizeof(*fsa_dev_ptr), GFP_KERNEL); 4963ffd6c5aSRaghava Aditya Renukunta 4973ffd6c5aSRaghava Aditya Renukunta kfree(fsa_dev_ptr); 4983ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = NULL; 4993ffd6c5aSRaghava Aditya Renukunta 5003ffd6c5aSRaghava Aditya Renukunta 5013ffd6c5aSRaghava Aditya Renukunta if (!dev->fsa_dev) 5021da177e4SLinus Torvalds return -ENOMEM; 5031da177e4SLinus Torvalds 5041da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 5053ffd6c5aSRaghava Aditya Renukunta } 5063ffd6c5aSRaghava Aditya Renukunta for (index = 0; index < dev->maximum_num_containers; index++) { 5073ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].devname[0] = '\0'; 5083ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].valid = 0; 5091da177e4SLinus Torvalds 510fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 5111da177e4SLinus Torvalds 5121da177e4SLinus Torvalds if (status < 0) { 5131da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 5141da177e4SLinus Torvalds break; 5151da177e4SLinus Torvalds } 5161da177e4SLinus Torvalds } 5171da177e4SLinus Torvalds return status; 5181da177e4SLinus Torvalds } 5191da177e4SLinus Torvalds 520*1dec65e3SBart Van Assche static void aac_scsi_done(struct scsi_cmnd *scmd) 521*1dec65e3SBart Van Assche { 522*1dec65e3SBart Van Assche scmd->scsi_done(scmd); 523*1dec65e3SBart Van Assche } 524*1dec65e3SBart Van Assche 5251da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 5261da177e4SLinus Torvalds { 5271da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 5281da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 5291da177e4SLinus Torvalds 5301da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 5311da177e4SLinus Torvalds 53203d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 53303d44337SMark Haverkamp return; 53403d44337SMark Haverkamp 5351da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 536125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 5371da177e4SLinus Torvalds 5381da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 5391da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 5401da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 5411da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 5421da177e4SLinus Torvalds char *sp = get_name_reply->data; 543c593642cSPankaj Bharadiya int data_size = sizeof_field(struct aac_get_name_resp, data); 544c8026732SRaghava Aditya Renukunta 545c8026732SRaghava Aditya Renukunta sp[data_size - 1] = '\0'; 5461da177e4SLinus Torvalds while (*sp == ' ') 5471da177e4SLinus Torvalds ++sp; 5483b2946ccSMark Haverkamp if (*sp) { 549d4345028SFUJITA Tomonori struct inquiry_data inq; 5503b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 5513b2946ccSMark Haverkamp int count = sizeof(d); 5523b2946ccSMark Haverkamp char *dp = d; 5533b2946ccSMark Haverkamp do { 5541da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 5551da177e4SLinus Torvalds } while (--count > 0); 556d4345028SFUJITA Tomonori 557d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 558d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 559d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 5601da177e4SLinus Torvalds } 5613b2946ccSMark Haverkamp } 5623b2946ccSMark Haverkamp 563cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 5641da177e4SLinus Torvalds 565bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 566*1dec65e3SBart Van Assche aac_scsi_done(scsicmd); 5671da177e4SLinus Torvalds } 5681da177e4SLinus Torvalds 569e7eb414cSLee Jones /* 5701da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 5711da177e4SLinus Torvalds */ 5729e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 5731da177e4SLinus Torvalds { 5741da177e4SLinus Torvalds int status; 575c8026732SRaghava Aditya Renukunta int data_size; 5761da177e4SLinus Torvalds struct aac_get_name *dinfo; 5771da177e4SLinus Torvalds struct fib * cmd_fibcontext; 5781da177e4SLinus Torvalds struct aac_dev * dev; 5791da177e4SLinus Torvalds 5801da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 5811da177e4SLinus Torvalds 582c593642cSPankaj Bharadiya data_size = sizeof_field(struct aac_get_name_resp, data); 583c8026732SRaghava Aditya Renukunta 5846bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 5851da177e4SLinus Torvalds 586bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 5871da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 5881ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5891da177e4SLinus Torvalds 5901da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 5911da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 5929e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 593c8026732SRaghava Aditya Renukunta dinfo->count = cpu_to_le32(data_size - 1); 5941da177e4SLinus Torvalds 595bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 5961da177e4SLinus Torvalds cmd_fibcontext, 597fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_name_resp), 5981da177e4SLinus Torvalds FsaNormal, 5991da177e4SLinus Torvalds 0, 1, 6001da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 6011da177e4SLinus Torvalds (void *) scsicmd); 6021da177e4SLinus Torvalds 6031da177e4SLinus Torvalds /* 6041da177e4SLinus Torvalds * Check that the command queued to the controller 6051da177e4SLinus Torvalds */ 6061ae948faSBrian King if (status == -EINPROGRESS) 6071da177e4SLinus Torvalds return 0; 6081da177e4SLinus Torvalds 609bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 610bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 6111da177e4SLinus Torvalds return -1; 6121da177e4SLinus Torvalds } 6131da177e4SLinus Torvalds 614fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 615fe76df42SMark Haverkamp { 616fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 617fe76df42SMark Haverkamp 6181a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 619fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 620fe76df42SMark Haverkamp 621fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 622*1dec65e3SBart Van Assche aac_scsi_done(scsicmd); 623fe76df42SMark Haverkamp return 0; 624fe76df42SMark Haverkamp } 625fe76df42SMark Haverkamp 6261a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 627fe76df42SMark Haverkamp { 62803d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 629fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 63003d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 631999b3ffcSRaghava Aditya Renukunta int i; 63203d44337SMark Haverkamp 63303d44337SMark Haverkamp 6341a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6351a655040SSalyzyn, Mark return; 636fe76df42SMark Haverkamp 637fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 6381a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 639fe76df42SMark Haverkamp if (fsa_dev_ptr) { 640fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 6411c68856eSRaghava Aditya Renukunta __le32 sup_options2; 6421c68856eSRaghava Aditya Renukunta 643fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 6441c68856eSRaghava Aditya Renukunta sup_options2 = 6451c68856eSRaghava Aditya Renukunta fibptr->dev->supplement_adapter_info.supported_options2; 646fe76df42SMark Haverkamp 647fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 648fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 649fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 6501c68856eSRaghava Aditya Renukunta if (!(sup_options2 & AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 651b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 652b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 653b836439fSMahesh Rajashekhara } else { 654b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 655b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 656b836439fSMahesh Rajashekhara } 657999b3ffcSRaghava Aditya Renukunta for (i = 0; i < 16; i++) 658999b3ffcSRaghava Aditya Renukunta fsa_dev_ptr->identifier[i] = 659999b3ffcSRaghava Aditya Renukunta dresp->mnt[0].fileinfo.bdevinfo 660999b3ffcSRaghava Aditya Renukunta .identifier[i]; 661fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 662655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 663655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 664655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 665655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 666655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 667fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 668fe76df42SMark Haverkamp fsa_dev_ptr->size 669fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 670fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 671fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 672fe76df42SMark Haverkamp } 673fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 674fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 675fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 676fe76df42SMark Haverkamp } 677fe76df42SMark Haverkamp aac_fib_complete(fibptr); 678fe76df42SMark Haverkamp aac_fib_free(fibptr); 679fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 680fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 6811a655040SSalyzyn, Mark (*callback)(scsicmd); 6821a655040SSalyzyn, Mark return; 683fe76df42SMark Haverkamp } 684fe76df42SMark Haverkamp 6851a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 686fe76df42SMark Haverkamp { 687fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 688fe76df42SMark Haverkamp struct aac_mount * dresp; 689fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 690fe76df42SMark Haverkamp int status; 691fe76df42SMark Haverkamp 692fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 6936c92f7dbSDave Carroll if (!aac_supports_2T(fibptr->dev)) { 694fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 6956c92f7dbSDave Carroll if ((le32_to_cpu(dresp->status) == ST_OK) && 6961a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 6971a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 6981a655040SSalyzyn, Mark return; 6991a655040SSalyzyn, Mark } 7006c92f7dbSDave Carroll } 701fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 702fe76df42SMark Haverkamp 70303d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 7041a655040SSalyzyn, Mark return; 70503d44337SMark Haverkamp 706fe76df42SMark Haverkamp aac_fib_init(fibptr); 707fe76df42SMark Haverkamp 708fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 709fe76df42SMark Haverkamp 7101c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 711b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 712b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 713b836439fSMahesh Rajashekhara else 714fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 715b836439fSMahesh Rajashekhara 716fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 717fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 7181ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 719fe76df42SMark Haverkamp 720fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 721fe76df42SMark Haverkamp fibptr, 722fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 723fe76df42SMark Haverkamp FsaNormal, 724fe76df42SMark Haverkamp 0, 1, 7251a655040SSalyzyn, Mark _aac_probe_container2, 726fe76df42SMark Haverkamp (void *) scsicmd); 727fe76df42SMark Haverkamp /* 728fe76df42SMark Haverkamp * Check that the command queued to the controller 729fe76df42SMark Haverkamp */ 7301ae948faSBrian King if (status < 0 && status != -EINPROGRESS) { 731fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 732fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7331a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 734fe76df42SMark Haverkamp } 735fe76df42SMark Haverkamp } 736fe76df42SMark Haverkamp 737fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 738fe76df42SMark Haverkamp { 739fe76df42SMark Haverkamp struct fib * fibptr; 740fe76df42SMark Haverkamp int status = -ENOMEM; 741fe76df42SMark Haverkamp 742fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 743fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 744fe76df42SMark Haverkamp 745fe76df42SMark Haverkamp aac_fib_init(fibptr); 746fe76df42SMark Haverkamp 747fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 748fe76df42SMark Haverkamp 7491c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 750b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 751b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 752b836439fSMahesh Rajashekhara else 753fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 754b836439fSMahesh Rajashekhara 755fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 756fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 757fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 7581ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 759fe76df42SMark Haverkamp 760fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 761fe76df42SMark Haverkamp fibptr, 762fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 763fe76df42SMark Haverkamp FsaNormal, 764fe76df42SMark Haverkamp 0, 1, 7651a655040SSalyzyn, Mark _aac_probe_container1, 766fe76df42SMark Haverkamp (void *) scsicmd); 767fe76df42SMark Haverkamp /* 768fe76df42SMark Haverkamp * Check that the command queued to the controller 769fe76df42SMark Haverkamp */ 7701ae948faSBrian King if (status == -EINPROGRESS) 771fe76df42SMark Haverkamp return 0; 7721ae948faSBrian King 773fe76df42SMark Haverkamp if (status < 0) { 774fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 775fe76df42SMark Haverkamp aac_fib_complete(fibptr); 776fe76df42SMark Haverkamp aac_fib_free(fibptr); 777fe76df42SMark Haverkamp } 778fe76df42SMark Haverkamp } 779fe76df42SMark Haverkamp if (status < 0) { 780fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 781fe76df42SMark Haverkamp if (fsa_dev_ptr) { 782fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 783fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 784fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 785fe76df42SMark Haverkamp return (*callback)(scsicmd); 786fe76df42SMark Haverkamp } 787fe76df42SMark Haverkamp } 788fe76df42SMark Haverkamp } 789fe76df42SMark Haverkamp return status; 790fe76df42SMark Haverkamp } 791fe76df42SMark Haverkamp 7921da177e4SLinus Torvalds /** 793a80218c7SLee Jones * aac_probe_container_callback1 - query a logical volume 794e7eb414cSLee Jones * @scsicmd: the scsi command block 7951da177e4SLinus Torvalds * 7961da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 7971da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 7981da177e4SLinus Torvalds */ 799fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 800fe76df42SMark Haverkamp { 801fe76df42SMark Haverkamp scsicmd->device = NULL; 802fe76df42SMark Haverkamp return 0; 803fe76df42SMark Haverkamp } 8041da177e4SLinus Torvalds 805779dfcf6SPhong Tran static void aac_probe_container_scsi_done(struct scsi_cmnd *scsi_cmnd) 806779dfcf6SPhong Tran { 807779dfcf6SPhong Tran aac_probe_container_callback1(scsi_cmnd); 808779dfcf6SPhong Tran } 809779dfcf6SPhong Tran 810bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 8111da177e4SLinus Torvalds { 812fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 813fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 8141da177e4SLinus Torvalds int status; 8151da177e4SLinus Torvalds 816fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 817fe76df42SMark Haverkamp kfree(scsicmd); 818fe76df42SMark Haverkamp kfree(scsidev); 81990ee3466SMark Haverkamp return -ENOMEM; 8201da177e4SLinus Torvalds } 821779dfcf6SPhong Tran scsicmd->scsi_done = aac_probe_container_scsi_done; 8221da177e4SLinus Torvalds 823fe76df42SMark Haverkamp scsicmd->device = scsidev; 824fe76df42SMark Haverkamp scsidev->sdev_state = 0; 825fe76df42SMark Haverkamp scsidev->id = cid; 826fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 8271da177e4SLinus Torvalds 828fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 829fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 830fe76df42SMark Haverkamp schedule(); 831802ae2f0SSalyzyn, Mark kfree(scsidev); 832fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 833fe76df42SMark Haverkamp kfree(scsicmd); 8341da177e4SLinus Torvalds return status; 8351da177e4SLinus Torvalds } 8361da177e4SLinus Torvalds 8371da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8381da177e4SLinus Torvalds struct scsi_inq { 8391da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8401da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8411da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8421da177e4SLinus Torvalds }; 8431da177e4SLinus Torvalds 8441da177e4SLinus Torvalds /** 845a80218c7SLee Jones * inqstrcpy - string merge 8461da177e4SLinus Torvalds * @a: string to copy from 8471da177e4SLinus Torvalds * @b: string to copy to 8481da177e4SLinus Torvalds * 8491da177e4SLinus Torvalds * Copy a String from one location to another 8501da177e4SLinus Torvalds * without copying \0 8511da177e4SLinus Torvalds */ 8521da177e4SLinus Torvalds 8531da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8541da177e4SLinus Torvalds { 8551da177e4SLinus Torvalds 8561da177e4SLinus Torvalds while (*a != (char)0) 8571da177e4SLinus Torvalds *b++ = *a++; 8581da177e4SLinus Torvalds } 8591da177e4SLinus Torvalds 8601da177e4SLinus Torvalds static char *container_types[] = { 8611da177e4SLinus Torvalds "None", 8621da177e4SLinus Torvalds "Volume", 8631da177e4SLinus Torvalds "Mirror", 8641da177e4SLinus Torvalds "Stripe", 8651da177e4SLinus Torvalds "RAID5", 8661da177e4SLinus Torvalds "SSRW", 8671da177e4SLinus Torvalds "SSRO", 8681da177e4SLinus Torvalds "Morph", 8691da177e4SLinus Torvalds "Legacy", 8701da177e4SLinus Torvalds "RAID4", 8711da177e4SLinus Torvalds "RAID10", 8721da177e4SLinus Torvalds "RAID00", 8731da177e4SLinus Torvalds "V-MIRRORS", 8741da177e4SLinus Torvalds "PSEUDO R4", 8751da177e4SLinus Torvalds "RAID50", 87684971738SMark Haverkamp "RAID5D", 87784971738SMark Haverkamp "RAID5D0", 87884971738SMark Haverkamp "RAID1E", 87984971738SMark Haverkamp "RAID6", 88084971738SMark Haverkamp "RAID60", 8811da177e4SLinus Torvalds "Unknown" 8821da177e4SLinus Torvalds }; 8831da177e4SLinus Torvalds 88417eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 88517eaaceeSSalyzyn, Mark { 88617eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 88717eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 88817eaaceeSSalyzyn, Mark return container_types[tindex]; 88917eaaceeSSalyzyn, Mark } 8901da177e4SLinus Torvalds 8911da177e4SLinus Torvalds /* Function: setinqstr 8921da177e4SLinus Torvalds * 8931da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 8941da177e4SLinus Torvalds * 8951da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 89625985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 89725985edcSLucas De Marchi * files instead of in OS dependent driver source. 8981da177e4SLinus Torvalds */ 8991da177e4SLinus Torvalds 900794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 9011da177e4SLinus Torvalds { 9021da177e4SLinus Torvalds struct scsi_inq *str; 9031c68856eSRaghava Aditya Renukunta struct aac_supplement_adapter_info *sup_adap_info; 9041da177e4SLinus Torvalds 9051c68856eSRaghava Aditya Renukunta sup_adap_info = &dev->supplement_adapter_info; 9061da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 907794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 908794d0601SMark Haverkamp 9091c68856eSRaghava Aditya Renukunta if (sup_adap_info->adapter_type_text[0]) { 9103bc8070fSSalyzyn, Mark int c; 911f4e8708dSRaghava Aditya Renukunta char *cp; 912f4e8708dSRaghava Aditya Renukunta char *cname = kmemdup(sup_adap_info->adapter_type_text, 913f4e8708dSRaghava Aditya Renukunta sizeof(sup_adap_info->adapter_type_text), 914f4e8708dSRaghava Aditya Renukunta GFP_ATOMIC); 915f4e8708dSRaghava Aditya Renukunta if (!cname) 916f4e8708dSRaghava Aditya Renukunta return; 917f4e8708dSRaghava Aditya Renukunta 918f4e8708dSRaghava Aditya Renukunta cp = cname; 9193bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 9203bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 9213bc8070fSSalyzyn, Mark else { 9223bc8070fSSalyzyn, Mark c = sizeof(str->vid); 923794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 924794d0601SMark Haverkamp ++cp; 925794d0601SMark Haverkamp c = *cp; 926794d0601SMark Haverkamp *cp = '\0'; 927f4e8708dSRaghava Aditya Renukunta inqstrcpy(cname, str->vid); 928794d0601SMark Haverkamp *cp = c; 929794d0601SMark Haverkamp while (*cp && *cp != ' ') 930794d0601SMark Haverkamp ++cp; 9313bc8070fSSalyzyn, Mark } 932794d0601SMark Haverkamp while (*cp == ' ') 933794d0601SMark Haverkamp ++cp; 934794d0601SMark Haverkamp /* last six chars reserved for vol type */ 93591814744SColin Ian King if (strlen(cp) > sizeof(str->pid)) 936794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 937794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 938f4e8708dSRaghava Aditya Renukunta 939f4e8708dSRaghava Aditya Renukunta kfree(cname); 940794d0601SMark Haverkamp } else { 941794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9421da177e4SLinus Torvalds 9431da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 944794d0601SMark Haverkamp /* last six chars reserved for vol type */ 945794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 946794d0601SMark Haverkamp } 9471da177e4SLinus Torvalds 9486391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9491da177e4SLinus Torvalds char *findit = str->pid; 9501da177e4SLinus Torvalds 9511da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9521da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9531da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9541da177e4SLinus Torvalds *(findit -= 4) = ' '; 955794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 956794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9571da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9581da177e4SLinus Torvalds } 9591da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9601da177e4SLinus Torvalds } 9611da177e4SLinus Torvalds 962999b3ffcSRaghava Aditya Renukunta static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, 963999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev, struct scsi_cmnd *scsicmd) 964999b3ffcSRaghava Aditya Renukunta { 965999b3ffcSRaghava Aditya Renukunta int container; 966999b3ffcSRaghava Aditya Renukunta 967999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.codeset = 1; 968999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifiertype = 3; 969999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) 970999b3ffcSRaghava Aditya Renukunta - 4; 971999b3ffcSRaghava Aditya Renukunta 972999b3ffcSRaghava Aditya Renukunta for (container = 0; container < dev->maximum_num_containers; 973999b3ffcSRaghava Aditya Renukunta container++) { 974999b3ffcSRaghava Aditya Renukunta 975999b3ffcSRaghava Aditya Renukunta if (scmd_id(scsicmd) == container) { 976999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data->type3.Identifier, 977999b3ffcSRaghava Aditya Renukunta dev->fsa_dev[container].identifier, 978999b3ffcSRaghava Aditya Renukunta 16); 979999b3ffcSRaghava Aditya Renukunta break; 980999b3ffcSRaghava Aditya Renukunta } 981999b3ffcSRaghava Aditya Renukunta } 982999b3ffcSRaghava Aditya Renukunta } 983999b3ffcSRaghava Aditya Renukunta 98488e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 98588e2f98eSSalyzyn, Mark { 98688e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 98788e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 98888e2f98eSSalyzyn, Mark 98988e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 99088e2f98eSSalyzyn, Mark 99188e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 99288e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 99388e2f98eSSalyzyn, Mark return; 99488e2f98eSSalyzyn, Mark 99588e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 99688e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 99788e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 9985d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 9995d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 10005d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 1001999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev; 10025d910649SMahesh Rajashekhara int i; 1003999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 vpdpage83data; 10045d910649SMahesh Rajashekhara 1005999b3ffcSRaghava Aditya Renukunta dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1006999b3ffcSRaghava Aditya Renukunta 1007999b3ffcSRaghava Aditya Renukunta memset(((u8 *)&vpdpage83data), 0, 1008999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10095d910649SMahesh Rajashekhara 10105d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 1011999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceType = 0; 10125d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 1013999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceTypeQualifier = 0; 10145d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 1015999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageCode = 0x83; 1016999b3ffcSRaghava Aditya Renukunta vpdpage83data.reserved = 0; 1017999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength = 1018999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) + 1019999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2); 1020999b3ffcSRaghava Aditya Renukunta 1021999b3ffcSRaghava Aditya Renukunta /* VPD 83 Type 3 is not supported for ARC */ 1022999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) 1023999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength += 1024999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type3); 10255d910649SMahesh Rajashekhara 10265d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 1027999b3ffcSRaghava Aditya Renukunta /* VpdcodesetAscii */ 1028999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.codeset = 2; 10295d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 1030999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifiertype = 1; 1031999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifierlength = 1032999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) - 4; 10335d910649SMahesh Rajashekhara 10345d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 1035999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.venid, 10365d910649SMahesh Rajashekhara "ADAPTEC ", 1037999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1.venid)); 1038999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.productid, 10395d910649SMahesh Rajashekhara "ARRAY ", 10405d910649SMahesh Rajashekhara sizeof( 1041999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.productid)); 10425d910649SMahesh Rajashekhara 10435d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 10445d910649SMahesh Rajashekhara * The LSB is the the end. 10455d910649SMahesh Rajashekhara */ 10465d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 10475d910649SMahesh Rajashekhara u8 temp = 10485d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 10495d910649SMahesh Rajashekhara if (temp > 0x9) { 1050999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10515d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 10525d910649SMahesh Rajashekhara } else { 1053999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10545d910649SMahesh Rajashekhara '0' + temp; 10555d910649SMahesh Rajashekhara } 10565d910649SMahesh Rajashekhara } 10575d910649SMahesh Rajashekhara 10585d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 1059999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.codeset = 1; 1060999b3ffcSRaghava Aditya Renukunta /* VpdidentifiertypeEUI64 */ 1061999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifiertype = 2; 1062999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifierlength = 1063999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2) - 4; 10645d910649SMahesh Rajashekhara 1065999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[0] = 0xD0; 1066999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[1] = 0; 1067999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[2] = 0; 10685d910649SMahesh Rajashekhara 1069999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.Serial = 10705d910649SMahesh Rajashekhara get_serial_reply->uid; 1071999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.reserved = 0; 1072999b3ffcSRaghava Aditya Renukunta 1073999b3ffcSRaghava Aditya Renukunta /* 1074999b3ffcSRaghava Aditya Renukunta * VpdIdentifierTypeFCPHName 1075999b3ffcSRaghava Aditya Renukunta * VPD 0x83 Type 3 not supported for ARC 1076999b3ffcSRaghava Aditya Renukunta */ 1077999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) { 1078999b3ffcSRaghava Aditya Renukunta build_vpd83_type3(&vpdpage83data, 1079999b3ffcSRaghava Aditya Renukunta dev, scsicmd); 1080999b3ffcSRaghava Aditya Renukunta } 10815d910649SMahesh Rajashekhara 10825d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 1083999b3ffcSRaghava Aditya Renukunta scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, 1084999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10855d910649SMahesh Rajashekhara } else { 10865d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 108788e2f98eSSalyzyn, Mark char sp[13]; 108888e2f98eSSalyzyn, Mark /* EVPD bit set */ 108988e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 109088e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 109188e2f98eSSalyzyn, Mark sp[2] = 0; 109288e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 109388e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 10945d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 10955d910649SMahesh Rajashekhara sizeof(sp)); 10965d910649SMahesh Rajashekhara } 109788e2f98eSSalyzyn, Mark } 109888e2f98eSSalyzyn, Mark 1099cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 110088e2f98eSSalyzyn, Mark 110188e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 1102*1dec65e3SBart Van Assche aac_scsi_done(scsicmd); 110388e2f98eSSalyzyn, Mark } 110488e2f98eSSalyzyn, Mark 1105e7eb414cSLee Jones /* 110688e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 110788e2f98eSSalyzyn, Mark */ 110888e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 110988e2f98eSSalyzyn, Mark { 111088e2f98eSSalyzyn, Mark int status; 111188e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 111288e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 111388e2f98eSSalyzyn, Mark struct aac_dev * dev; 111488e2f98eSSalyzyn, Mark 111588e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 111688e2f98eSSalyzyn, Mark 11176bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 111888e2f98eSSalyzyn, Mark 111988e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 112088e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 112188e2f98eSSalyzyn, Mark 112288e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 112388e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 112488e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 11251ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 112688e2f98eSSalyzyn, Mark 112788e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 112888e2f98eSSalyzyn, Mark cmd_fibcontext, 1129fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 113088e2f98eSSalyzyn, Mark FsaNormal, 113188e2f98eSSalyzyn, Mark 0, 1, 113288e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 113388e2f98eSSalyzyn, Mark (void *) scsicmd); 113488e2f98eSSalyzyn, Mark 113588e2f98eSSalyzyn, Mark /* 113688e2f98eSSalyzyn, Mark * Check that the command queued to the controller 113788e2f98eSSalyzyn, Mark */ 11381ae948faSBrian King if (status == -EINPROGRESS) 113988e2f98eSSalyzyn, Mark return 0; 114088e2f98eSSalyzyn, Mark 114188e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 114288e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 114388e2f98eSSalyzyn, Mark return -1; 114488e2f98eSSalyzyn, Mark } 114588e2f98eSSalyzyn, Mark 114688e2f98eSSalyzyn, Mark /* Function: setinqserial 114788e2f98eSSalyzyn, Mark * 114888e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 114988e2f98eSSalyzyn, Mark * 115088e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 115188e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 115288e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 115388e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 115488e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 115588e2f98eSSalyzyn, Mark */ 115688e2f98eSSalyzyn, Mark 115788e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 115888e2f98eSSalyzyn, Mark { 115988e2f98eSSalyzyn, Mark /* 116088e2f98eSSalyzyn, Mark * This breaks array migration. 116188e2f98eSSalyzyn, Mark */ 116288e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 116388e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 116488e2f98eSSalyzyn, Mark } 116588e2f98eSSalyzyn, Mark 11668e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 11678e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 11681da177e4SLinus Torvalds { 11698e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 11708e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 11718e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 11721da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 11731da177e4SLinus Torvalds 11741da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 11751da177e4SLinus Torvalds 11761da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11771da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11788e31e607SSalyzyn, Mark 11791da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11808e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11811da177e4SLinus Torvalds 11828e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11831da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11841da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11858e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11861da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11871da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11881da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11898e31e607SSalyzyn, Mark } else 11908e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 11911da177e4SLinus Torvalds } 11921da177e4SLinus Torvalds 1193e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1194e8f32de5SMark Haverkamp { 1195e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1196e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1197e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1198cdec16c1SHannes Reinecke cmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 11998e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 12008e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 12018e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1202e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12033ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 12043ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1205*1dec65e3SBart Van Assche aac_scsi_done(cmd); 1206e8f32de5SMark Haverkamp return 1; 1207e8f32de5SMark Haverkamp } 1208e8f32de5SMark Haverkamp return 0; 1209e8f32de5SMark Haverkamp } 1210e8f32de5SMark Haverkamp 1211e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1212e8f32de5SMark Haverkamp { 1213e8f32de5SMark Haverkamp return 0; 1214e8f32de5SMark Haverkamp } 1215e8f32de5SMark Haverkamp 1216e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1217e8f32de5SMark Haverkamp 1218e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1219e8f32de5SMark Haverkamp { 122085d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 122185d22bbfSMahesh Rajashekhara u16 fibsize, command; 12220b433447SMahesh Rajashekhara long ret; 122385d22bbfSMahesh Rajashekhara 1224e8f32de5SMark Haverkamp aac_fib_init(fib); 1225d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1226d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1227d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 122885d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 122985d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 123085d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 123185d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 123285d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1233b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1234b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 123585d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 123685d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 12370b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 12380b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12390b433447SMahesh Rajashekhara if (ret < 0) 12400b433447SMahesh Rajashekhara return ret; 124185d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 124239107e85SGustavo A. R. Silva fibsize = struct_size(readcmd2, sge, 124339107e85SGustavo A. R. Silva le32_to_cpu(readcmd2->sgeCnt)); 124485d22bbfSMahesh Rajashekhara } else { 124585d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1246e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1247e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1248e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1249b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1250b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1251e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 125285d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1253e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1254e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 12550b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 12560b433447SMahesh Rajashekhara if (ret < 0) 12570b433447SMahesh Rajashekhara return ret; 125885d22bbfSMahesh Rajashekhara command = ContainerRawIo; 125985d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 126085d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 126185d22bbfSMahesh Rajashekhara } 126285d22bbfSMahesh Rajashekhara 1263e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1264e8f32de5SMark Haverkamp /* 1265e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1266e8f32de5SMark Haverkamp */ 126785d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1268e8f32de5SMark Haverkamp fib, 1269e8f32de5SMark Haverkamp fibsize, 1270e8f32de5SMark Haverkamp FsaNormal, 1271e8f32de5SMark Haverkamp 0, 1, 1272e8f32de5SMark Haverkamp (fib_callback) io_callback, 1273e8f32de5SMark Haverkamp (void *) cmd); 1274e8f32de5SMark Haverkamp } 1275e8f32de5SMark Haverkamp 1276e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1277e8f32de5SMark Haverkamp { 1278e8f32de5SMark Haverkamp u16 fibsize; 1279e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12800b433447SMahesh Rajashekhara long ret; 12810b433447SMahesh Rajashekhara 1282e8f32de5SMark Haverkamp aac_fib_init(fib); 1283e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1284e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1285e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1286e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1287e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1288e8f32de5SMark Haverkamp readcmd->pad = 0; 1289e8f32de5SMark Haverkamp readcmd->flags = 0; 1290e8f32de5SMark Haverkamp 12910b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 12920b433447SMahesh Rajashekhara if (ret < 0) 12930b433447SMahesh Rajashekhara return ret; 1294e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1295e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1296e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1297e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1298e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1299e8f32de5SMark Haverkamp /* 1300e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1301e8f32de5SMark Haverkamp */ 1302e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1303e8f32de5SMark Haverkamp fib, 1304e8f32de5SMark Haverkamp fibsize, 1305e8f32de5SMark Haverkamp FsaNormal, 1306e8f32de5SMark Haverkamp 0, 1, 1307e8f32de5SMark Haverkamp (fib_callback) io_callback, 1308e8f32de5SMark Haverkamp (void *) cmd); 1309e8f32de5SMark Haverkamp } 1310e8f32de5SMark Haverkamp 1311e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1312e8f32de5SMark Haverkamp { 1313e8f32de5SMark Haverkamp u16 fibsize; 1314e8f32de5SMark Haverkamp struct aac_read *readcmd; 1315b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13160b433447SMahesh Rajashekhara long ret; 13170b433447SMahesh Rajashekhara 1318e8f32de5SMark Haverkamp aac_fib_init(fib); 1319e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1320e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1321f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1322e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1323b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1324b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1325e8f32de5SMark Haverkamp 13260b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 13270b433447SMahesh Rajashekhara if (ret < 0) 13280b433447SMahesh Rajashekhara return ret; 1329e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1330e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1331e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1332e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1333e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1334e8f32de5SMark Haverkamp /* 1335e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1336e8f32de5SMark Haverkamp */ 1337e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1338e8f32de5SMark Haverkamp fib, 1339e8f32de5SMark Haverkamp fibsize, 1340e8f32de5SMark Haverkamp FsaNormal, 1341e8f32de5SMark Haverkamp 0, 1, 1342e8f32de5SMark Haverkamp (fib_callback) io_callback, 1343e8f32de5SMark Haverkamp (void *) cmd); 1344e8f32de5SMark Haverkamp } 1345e8f32de5SMark Haverkamp 13469d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1347e8f32de5SMark Haverkamp { 134885d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 134985d22bbfSMahesh Rajashekhara u16 fibsize, command; 13500b433447SMahesh Rajashekhara long ret; 135185d22bbfSMahesh Rajashekhara 1352e8f32de5SMark Haverkamp aac_fib_init(fib); 1353d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1354d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1355d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 135685d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 135785d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 135885d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 135985d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 136085d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1361b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1362b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 136385d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 136485d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 136585d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 136685d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 136785d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 13680b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 13690b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 13700b433447SMahesh Rajashekhara if (ret < 0) 13710b433447SMahesh Rajashekhara return ret; 137285d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 137339107e85SGustavo A. R. Silva fibsize = struct_size(writecmd2, sge, 137439107e85SGustavo A. R. Silva le32_to_cpu(writecmd2->sgeCnt)); 137585d22bbfSMahesh Rajashekhara } else { 137685d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1377e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1378e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1379e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1380b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1381b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1382e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 138395e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 138495e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 138585d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 138685d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1387e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1388e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 13890b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 13900b433447SMahesh Rajashekhara if (ret < 0) 13910b433447SMahesh Rajashekhara return ret; 139285d22bbfSMahesh Rajashekhara command = ContainerRawIo; 139385d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 139485d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 139585d22bbfSMahesh Rajashekhara } 139685d22bbfSMahesh Rajashekhara 1397e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1398e8f32de5SMark Haverkamp /* 1399e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1400e8f32de5SMark Haverkamp */ 140185d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1402e8f32de5SMark Haverkamp fib, 1403e8f32de5SMark Haverkamp fibsize, 1404e8f32de5SMark Haverkamp FsaNormal, 1405e8f32de5SMark Haverkamp 0, 1, 1406e8f32de5SMark Haverkamp (fib_callback) io_callback, 1407e8f32de5SMark Haverkamp (void *) cmd); 1408e8f32de5SMark Haverkamp } 1409e8f32de5SMark Haverkamp 14109d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1411e8f32de5SMark Haverkamp { 1412e8f32de5SMark Haverkamp u16 fibsize; 1413e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 14140b433447SMahesh Rajashekhara long ret; 14150b433447SMahesh Rajashekhara 1416e8f32de5SMark Haverkamp aac_fib_init(fib); 1417e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1418e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1419e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1420e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1421e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1422e8f32de5SMark Haverkamp writecmd->pad = 0; 1423e8f32de5SMark Haverkamp writecmd->flags = 0; 1424e8f32de5SMark Haverkamp 14250b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 14260b433447SMahesh Rajashekhara if (ret < 0) 14270b433447SMahesh Rajashekhara return ret; 1428e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1429e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1430e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1431e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1432e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1433e8f32de5SMark Haverkamp /* 1434e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1435e8f32de5SMark Haverkamp */ 1436e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1437e8f32de5SMark Haverkamp fib, 1438e8f32de5SMark Haverkamp fibsize, 1439e8f32de5SMark Haverkamp FsaNormal, 1440e8f32de5SMark Haverkamp 0, 1, 1441e8f32de5SMark Haverkamp (fib_callback) io_callback, 1442e8f32de5SMark Haverkamp (void *) cmd); 1443e8f32de5SMark Haverkamp } 1444e8f32de5SMark Haverkamp 14459d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1446e8f32de5SMark Haverkamp { 1447e8f32de5SMark Haverkamp u16 fibsize; 1448e8f32de5SMark Haverkamp struct aac_write *writecmd; 1449b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 14500b433447SMahesh Rajashekhara long ret; 14510b433447SMahesh Rajashekhara 1452e8f32de5SMark Haverkamp aac_fib_init(fib); 1453e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1454e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1455f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1456e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1457b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1458b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1459e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1460e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1461e8f32de5SMark Haverkamp 14620b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 14630b433447SMahesh Rajashekhara if (ret < 0) 14640b433447SMahesh Rajashekhara return ret; 1465e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1466e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1467e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1468e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1469e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1470e8f32de5SMark Haverkamp /* 1471e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1472e8f32de5SMark Haverkamp */ 1473e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1474e8f32de5SMark Haverkamp fib, 1475e8f32de5SMark Haverkamp fibsize, 1476e8f32de5SMark Haverkamp FsaNormal, 1477e8f32de5SMark Haverkamp 0, 1, 1478e8f32de5SMark Haverkamp (fib_callback) io_callback, 1479e8f32de5SMark Haverkamp (void *) cmd); 1480e8f32de5SMark Haverkamp } 1481e8f32de5SMark Haverkamp 1482e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1483e8f32de5SMark Haverkamp { 1484e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1485e8f32de5SMark Haverkamp u32 flag; 1486e8f32de5SMark Haverkamp u32 timeout; 1487e2fd90ddSBalsundar P struct aac_dev *dev = fib->dev; 1488e8f32de5SMark Haverkamp 1489e8f32de5SMark Haverkamp aac_fib_init(fib); 1490e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1491e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1492e8f32de5SMark Haverkamp flag = SRB_DataOut; 1493e8f32de5SMark Haverkamp break; 1494e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1495e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1496e8f32de5SMark Haverkamp break; 1497e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1498e8f32de5SMark Haverkamp flag = SRB_DataIn; 1499e8f32de5SMark Haverkamp break; 1500e8f32de5SMark Haverkamp case DMA_NONE: 1501e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1502e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1503e8f32de5SMark Haverkamp break; 1504e8f32de5SMark Haverkamp } 1505e8f32de5SMark Haverkamp 1506e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1507e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1508e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1509e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1510e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1511e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 15128779b4bdSBart Van Assche timeout = scsi_cmd_to_rq(cmd)->timeout / HZ; 1513e8f32de5SMark Haverkamp if (timeout == 0) 1514e2fd90ddSBalsundar P timeout = (dev->sa_firmware ? AAC_SA_TIMEOUT : AAC_ARC_TIMEOUT); 1515e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1516e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1517e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1518e8f32de5SMark Haverkamp return srbcmd; 1519e8f32de5SMark Haverkamp } 1520e8f32de5SMark Haverkamp 1521ab5d129fSRaghava Aditya Renukunta static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1522ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *cmd) 1523ab5d129fSRaghava Aditya Renukunta { 1524ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd; 1525ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1526ab5d129fSRaghava Aditya Renukunta int bus, target; 1527ab5d129fSRaghava Aditya Renukunta u64 address; 1528ab5d129fSRaghava Aditya Renukunta 1529ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1530ab5d129fSRaghava Aditya Renukunta 1531ab5d129fSRaghava Aditya Renukunta hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1532ab5d129fSRaghava Aditya Renukunta memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1533ab5d129fSRaghava Aditya Renukunta /* iu_type is a parameter of aac_hba_send */ 1534ab5d129fSRaghava Aditya Renukunta switch (cmd->sc_data_direction) { 1535ab5d129fSRaghava Aditya Renukunta case DMA_TO_DEVICE: 1536ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 2; 1537ab5d129fSRaghava Aditya Renukunta break; 1538ab5d129fSRaghava Aditya Renukunta case DMA_FROM_DEVICE: 1539ab5d129fSRaghava Aditya Renukunta case DMA_BIDIRECTIONAL: 1540ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 1; 1541ab5d129fSRaghava Aditya Renukunta break; 1542ab5d129fSRaghava Aditya Renukunta case DMA_NONE: 1543ab5d129fSRaghava Aditya Renukunta default: 1544ab5d129fSRaghava Aditya Renukunta break; 1545ab5d129fSRaghava Aditya Renukunta } 1546ab5d129fSRaghava Aditya Renukunta hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1547ab5d129fSRaghava Aditya Renukunta 1548ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(cmd)); 1549ab5d129fSRaghava Aditya Renukunta target = scmd_id(cmd); 1550ab5d129fSRaghava Aditya Renukunta hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1551ab5d129fSRaghava Aditya Renukunta 1552ab5d129fSRaghava Aditya Renukunta /* we fill in reply_qid later in aac_src_deliver_message */ 1553ab5d129fSRaghava Aditya Renukunta /* we fill in iu_type, request_id later in aac_hba_send */ 1554ab5d129fSRaghava Aditya Renukunta /* we fill in emb_data_desc_count later in aac_build_sghba */ 1555ab5d129fSRaghava Aditya Renukunta 1556ab5d129fSRaghava Aditya Renukunta memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1557ab5d129fSRaghava Aditya Renukunta hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1558ab5d129fSRaghava Aditya Renukunta 1559ab5d129fSRaghava Aditya Renukunta address = (u64)fib->hw_error_pa; 1560ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1561ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1562ab5d129fSRaghava Aditya Renukunta hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1563ab5d129fSRaghava Aditya Renukunta 1564ab5d129fSRaghava Aditya Renukunta return hbacmd; 1565ab5d129fSRaghava Aditya Renukunta } 1566ab5d129fSRaghava Aditya Renukunta 1567e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1568e8f32de5SMark Haverkamp 1569e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1570e8f32de5SMark Haverkamp { 1571e8f32de5SMark Haverkamp u16 fibsize; 1572e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15730b433447SMahesh Rajashekhara long ret; 1574e8f32de5SMark Haverkamp 15750b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 15760b433447SMahesh Rajashekhara if (ret < 0) 15770b433447SMahesh Rajashekhara return ret; 1578727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1579e8f32de5SMark Haverkamp 1580e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1581e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1582e8f32de5SMark Haverkamp /* 1583e8f32de5SMark Haverkamp * Build Scatter/Gather list 1584e8f32de5SMark Haverkamp */ 1585e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1586e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1587e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1588e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1589e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1590e8f32de5SMark Haverkamp 1591e8f32de5SMark Haverkamp /* 1592e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1593e8f32de5SMark Haverkamp */ 1594e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1595e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1596e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1597e8f32de5SMark Haverkamp (void *) cmd); 1598e8f32de5SMark Haverkamp } 1599e8f32de5SMark Haverkamp 1600e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1601e8f32de5SMark Haverkamp { 1602e8f32de5SMark Haverkamp u16 fibsize; 1603e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 16040b433447SMahesh Rajashekhara long ret; 1605e8f32de5SMark Haverkamp 16060b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 16070b433447SMahesh Rajashekhara if (ret < 0) 16080b433447SMahesh Rajashekhara return ret; 1609727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1610e8f32de5SMark Haverkamp 1611e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1612e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1613e8f32de5SMark Haverkamp /* 1614e8f32de5SMark Haverkamp * Build Scatter/Gather list 1615e8f32de5SMark Haverkamp */ 1616e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1617e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1618e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1619e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1620e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1621e8f32de5SMark Haverkamp 1622e8f32de5SMark Haverkamp /* 1623e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1624e8f32de5SMark Haverkamp */ 1625e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1626e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1627e8f32de5SMark Haverkamp } 1628e8f32de5SMark Haverkamp 162994cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 163094cf6ba1SSalyzyn, Mark { 1631d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 163294cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 163394cf6ba1SSalyzyn, Mark return FAILED; 163494cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 163594cf6ba1SSalyzyn, Mark } 163694cf6ba1SSalyzyn, Mark 1637ab5d129fSRaghava Aditya Renukunta static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1638ab5d129fSRaghava Aditya Renukunta { 1639ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1640ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1641ab5d129fSRaghava Aditya Renukunta long ret; 1642ab5d129fSRaghava Aditya Renukunta 1643ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1644ab5d129fSRaghava Aditya Renukunta 1645ab5d129fSRaghava Aditya Renukunta ret = aac_build_sghba(cmd, hbacmd, 1646ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1647ab5d129fSRaghava Aditya Renukunta if (ret < 0) 1648ab5d129fSRaghava Aditya Renukunta return ret; 1649ab5d129fSRaghava Aditya Renukunta 1650ab5d129fSRaghava Aditya Renukunta /* 1651ab5d129fSRaghava Aditya Renukunta * Now send the HBA command to the adapter 1652ab5d129fSRaghava Aditya Renukunta */ 1653ab5d129fSRaghava Aditya Renukunta fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1654ab5d129fSRaghava Aditya Renukunta sizeof(struct aac_hba_sgl); 1655ab5d129fSRaghava Aditya Renukunta 1656ab5d129fSRaghava Aditya Renukunta return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1657ab5d129fSRaghava Aditya Renukunta (fib_callback) aac_hba_callback, 1658ab5d129fSRaghava Aditya Renukunta (void *) cmd); 1659ab5d129fSRaghava Aditya Renukunta } 1660ab5d129fSRaghava Aditya Renukunta 16618fb39182SRaghava Aditya Renukunta static int aac_send_safw_bmic_cmd(struct aac_dev *dev, 16628fb39182SRaghava Aditya Renukunta struct aac_srb_unit *srbu, void *xfer_buf, int xfer_len) 166371a91ca4SRaghava Aditya Renukunta { 166471a91ca4SRaghava Aditya Renukunta struct fib *fibptr; 166571a91ca4SRaghava Aditya Renukunta dma_addr_t addr; 16668fb39182SRaghava Aditya Renukunta int rcode; 16678fb39182SRaghava Aditya Renukunta int fibsize; 16688fb39182SRaghava Aditya Renukunta struct aac_srb *srb; 16698fb39182SRaghava Aditya Renukunta struct aac_srb_reply *srb_reply; 16708fb39182SRaghava Aditya Renukunta struct sgmap64 *sg64; 16718fb39182SRaghava Aditya Renukunta u32 vbus; 16728fb39182SRaghava Aditya Renukunta u32 vid; 167371a91ca4SRaghava Aditya Renukunta 16748fb39182SRaghava Aditya Renukunta if (!dev->sa_firmware) 16758fb39182SRaghava Aditya Renukunta return 0; 1676ab5d129fSRaghava Aditya Renukunta 16778fb39182SRaghava Aditya Renukunta /* allocate FIB */ 167871a91ca4SRaghava Aditya Renukunta fibptr = aac_fib_alloc(dev); 167971a91ca4SRaghava Aditya Renukunta if (!fibptr) 16808fb39182SRaghava Aditya Renukunta return -ENOMEM; 168171a91ca4SRaghava Aditya Renukunta 168271a91ca4SRaghava Aditya Renukunta aac_fib_init(fibptr); 16838fb39182SRaghava Aditya Renukunta fibptr->hw_fib_va->header.XferState &= 16848fb39182SRaghava Aditya Renukunta ~cpu_to_le32(FastResponseCapable); 168571a91ca4SRaghava Aditya Renukunta 16868fb39182SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) + 16878fb39182SRaghava Aditya Renukunta sizeof(struct sgentry64); 16888fb39182SRaghava Aditya Renukunta 16898fb39182SRaghava Aditya Renukunta /* allocate DMA buffer for response */ 16908fb39182SRaghava Aditya Renukunta addr = dma_map_single(&dev->pdev->dev, xfer_buf, xfer_len, 16918fb39182SRaghava Aditya Renukunta DMA_BIDIRECTIONAL); 16928fb39182SRaghava Aditya Renukunta if (dma_mapping_error(&dev->pdev->dev, addr)) { 16938fb39182SRaghava Aditya Renukunta rcode = -ENOMEM; 16948fb39182SRaghava Aditya Renukunta goto fib_error; 16958fb39182SRaghava Aditya Renukunta } 16968fb39182SRaghava Aditya Renukunta 16978fb39182SRaghava Aditya Renukunta srb = fib_data(fibptr); 16988fb39182SRaghava Aditya Renukunta memcpy(srb, &srbu->srb, sizeof(struct aac_srb)); 16998fb39182SRaghava Aditya Renukunta 17008fb39182SRaghava Aditya Renukunta vbus = (u32)le16_to_cpu( 17018fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus); 17028fb39182SRaghava Aditya Renukunta vid = (u32)le16_to_cpu( 17038fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_target); 17048fb39182SRaghava Aditya Renukunta 17058fb39182SRaghava Aditya Renukunta /* set the common request fields */ 17068fb39182SRaghava Aditya Renukunta srb->channel = cpu_to_le32(vbus); 17078fb39182SRaghava Aditya Renukunta srb->id = cpu_to_le32(vid); 17088fb39182SRaghava Aditya Renukunta srb->lun = 0; 17098fb39182SRaghava Aditya Renukunta srb->function = cpu_to_le32(SRBF_ExecuteScsi); 17108fb39182SRaghava Aditya Renukunta srb->timeout = 0; 17118fb39182SRaghava Aditya Renukunta srb->retry_limit = 0; 17128fb39182SRaghava Aditya Renukunta srb->cdb_size = cpu_to_le32(16); 17138fb39182SRaghava Aditya Renukunta srb->count = cpu_to_le32(xfer_len); 17148fb39182SRaghava Aditya Renukunta 17158fb39182SRaghava Aditya Renukunta sg64 = (struct sgmap64 *)&srb->sg; 17168fb39182SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 17178fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 17188fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 17198fb39182SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(xfer_len); 17208fb39182SRaghava Aditya Renukunta 17218fb39182SRaghava Aditya Renukunta /* 17228fb39182SRaghava Aditya Renukunta * Copy the updated data for other dumping or other usage if needed 17238fb39182SRaghava Aditya Renukunta */ 17248fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb, srb, sizeof(struct aac_srb)); 17258fb39182SRaghava Aditya Renukunta 17268fb39182SRaghava Aditya Renukunta /* issue request to the controller */ 17278fb39182SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, FsaNormal, 17288fb39182SRaghava Aditya Renukunta 1, 1, NULL, NULL); 17298fb39182SRaghava Aditya Renukunta 17308fb39182SRaghava Aditya Renukunta if (rcode == -ERESTARTSYS) 17318fb39182SRaghava Aditya Renukunta rcode = -ERESTART; 17328fb39182SRaghava Aditya Renukunta 17338fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 17348fb39182SRaghava Aditya Renukunta goto bmic_error; 17358fb39182SRaghava Aditya Renukunta 17368fb39182SRaghava Aditya Renukunta srb_reply = (struct aac_srb_reply *)fib_data(fibptr); 17378fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb_reply, srb_reply, sizeof(struct aac_srb_reply)); 17388fb39182SRaghava Aditya Renukunta 17398fb39182SRaghava Aditya Renukunta bmic_error: 17408fb39182SRaghava Aditya Renukunta dma_unmap_single(&dev->pdev->dev, addr, xfer_len, DMA_BIDIRECTIONAL); 17418fb39182SRaghava Aditya Renukunta fib_error: 17428fb39182SRaghava Aditya Renukunta aac_fib_complete(fibptr); 17438fb39182SRaghava Aditya Renukunta aac_fib_free(fibptr); 17448fb39182SRaghava Aditya Renukunta return rcode; 17458fb39182SRaghava Aditya Renukunta } 17468fb39182SRaghava Aditya Renukunta 17470bcb45fbSRaghava Aditya Renukunta static void aac_set_safw_target_qd(struct aac_dev *dev, int bus, int target) 17480bcb45fbSRaghava Aditya Renukunta { 17490bcb45fbSRaghava Aditya Renukunta 17500bcb45fbSRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp; 17510bcb45fbSRaghava Aditya Renukunta 17520bcb45fbSRaghava Aditya Renukunta if (dev->hba_map[bus][target].devtype != AAC_DEVTYPE_NATIVE_RAW) 17530bcb45fbSRaghava Aditya Renukunta return; 17540bcb45fbSRaghava Aditya Renukunta 17550bcb45fbSRaghava Aditya Renukunta identify_resp = dev->hba_map[bus][target].safw_identify_resp; 17560bcb45fbSRaghava Aditya Renukunta if (identify_resp == NULL) { 17570bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17580bcb45fbSRaghava Aditya Renukunta return; 17590bcb45fbSRaghava Aditya Renukunta } 17600bcb45fbSRaghava Aditya Renukunta 17610bcb45fbSRaghava Aditya Renukunta if (identify_resp->current_queue_depth_limit <= 0 || 17620bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit > 255) 17630bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17640bcb45fbSRaghava Aditya Renukunta else 17650bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 17660bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit; 17670bcb45fbSRaghava Aditya Renukunta } 17680bcb45fbSRaghava Aditya Renukunta 1769b5a475e9SRaghava Aditya Renukunta static int aac_issue_safw_bmic_identify(struct aac_dev *dev, 1770e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd **identify_resp, u32 bus, u32 target) 17718fb39182SRaghava Aditya Renukunta { 17728fb39182SRaghava Aditya Renukunta int rcode = -ENOMEM; 1773b5a475e9SRaghava Aditya Renukunta int datasize; 17748fb39182SRaghava Aditya Renukunta struct aac_srb_unit srbu; 17758fb39182SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1776b5a475e9SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_reply; 17778fb39182SRaghava Aditya Renukunta 17788fb39182SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 1779b5a475e9SRaghava Aditya Renukunta identify_reply = kmalloc(datasize, GFP_KERNEL); 1780b5a475e9SRaghava Aditya Renukunta if (!identify_reply) 17818fb39182SRaghava Aditya Renukunta goto out; 17828fb39182SRaghava Aditya Renukunta 17838fb39182SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 17848fb39182SRaghava Aditya Renukunta 17858fb39182SRaghava Aditya Renukunta srbcmd = &srbu.srb; 178671a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 178771a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 178871a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 178971a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 179071a91ca4SRaghava Aditya Renukunta 1791b5a475e9SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, identify_reply, datasize); 17928fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1793e2ee8c94SRaghava Aditya Renukunta goto mem_free_all; 179471a91ca4SRaghava Aditya Renukunta 1795e2ee8c94SRaghava Aditya Renukunta *identify_resp = identify_reply; 1796e2ee8c94SRaghava Aditya Renukunta 179771a91ca4SRaghava Aditya Renukunta out: 179871a91ca4SRaghava Aditya Renukunta return rcode; 1799e2ee8c94SRaghava Aditya Renukunta mem_free_all: 1800e2ee8c94SRaghava Aditya Renukunta kfree(identify_reply); 1801e2ee8c94SRaghava Aditya Renukunta goto out; 180271a91ca4SRaghava Aditya Renukunta } 180371a91ca4SRaghava Aditya Renukunta 1804a25b6ca1SRaghava Aditya Renukunta static inline void aac_free_safw_ciss_luns(struct aac_dev *dev) 1805a25b6ca1SRaghava Aditya Renukunta { 1806a25b6ca1SRaghava Aditya Renukunta kfree(dev->safw_phys_luns); 1807a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = NULL; 1808a25b6ca1SRaghava Aditya Renukunta } 1809a25b6ca1SRaghava Aditya Renukunta 1810a25b6ca1SRaghava Aditya Renukunta /** 1811a80218c7SLee Jones * aac_get_safw_ciss_luns() - Process topology change 1812a25b6ca1SRaghava Aditya Renukunta * @dev: aac_dev structure 1813a25b6ca1SRaghava Aditya Renukunta * 1814a25b6ca1SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1815a25b6ca1SRaghava Aditya Renukunta * the current hba_map. 1816a25b6ca1SRaghava Aditya Renukunta */ 181775be67cdSRaghava Aditya Renukunta static int aac_get_safw_ciss_luns(struct aac_dev *dev) 1818a25b6ca1SRaghava Aditya Renukunta { 1819a25b6ca1SRaghava Aditya Renukunta int rcode = -ENOMEM; 1820a25b6ca1SRaghava Aditya Renukunta int datasize; 1821a25b6ca1SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1822a25b6ca1SRaghava Aditya Renukunta struct aac_srb_unit srbu; 1823a25b6ca1SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1824a25b6ca1SRaghava Aditya Renukunta 1825a25b6ca1SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) + 1826a25b6ca1SRaghava Aditya Renukunta (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1827a25b6ca1SRaghava Aditya Renukunta phys_luns = kmalloc(datasize, GFP_KERNEL); 1828a25b6ca1SRaghava Aditya Renukunta if (phys_luns == NULL) 1829a25b6ca1SRaghava Aditya Renukunta goto out; 1830a25b6ca1SRaghava Aditya Renukunta 1831a25b6ca1SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 1832a25b6ca1SRaghava Aditya Renukunta 1833a25b6ca1SRaghava Aditya Renukunta srbcmd = &srbu.srb; 1834a25b6ca1SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1835a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1836a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1837a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1838a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1839a25b6ca1SRaghava Aditya Renukunta 1840a25b6ca1SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, phys_luns, datasize); 1841a25b6ca1SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1842a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1843a25b6ca1SRaghava Aditya Renukunta 1844a25b6ca1SRaghava Aditya Renukunta if (phys_luns->resp_flag != 2) { 1845a25b6ca1SRaghava Aditya Renukunta rcode = -ENOMSG; 1846a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1847a25b6ca1SRaghava Aditya Renukunta } 1848a25b6ca1SRaghava Aditya Renukunta 1849a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = phys_luns; 1850a25b6ca1SRaghava Aditya Renukunta 1851a25b6ca1SRaghava Aditya Renukunta out: 1852a25b6ca1SRaghava Aditya Renukunta return rcode; 1853a25b6ca1SRaghava Aditya Renukunta mem_free_all: 1854a25b6ca1SRaghava Aditya Renukunta kfree(phys_luns); 1855a25b6ca1SRaghava Aditya Renukunta goto out; 18564b000227SRaghava Aditya Renukunta } 1857a25b6ca1SRaghava Aditya Renukunta 18584b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_lun_count(struct aac_dev *dev) 18594b000227SRaghava Aditya Renukunta { 1860bbd16d96SRaghava Aditya Renukunta return get_unaligned_be32(&dev->safw_phys_luns->list_length[0])/24; 18614b000227SRaghava Aditya Renukunta } 18624b000227SRaghava Aditya Renukunta 18634b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_bus(struct aac_dev *dev, int lun) 18644b000227SRaghava Aditya Renukunta { 18654b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[1] & 0x3f; 18664b000227SRaghava Aditya Renukunta } 18674b000227SRaghava Aditya Renukunta 18684b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_target(struct aac_dev *dev, int lun) 18694b000227SRaghava Aditya Renukunta { 18704b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[0]; 18714b000227SRaghava Aditya Renukunta } 18724b000227SRaghava Aditya Renukunta 18734b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_expose_flag(struct aac_dev *dev, int lun) 18744b000227SRaghava Aditya Renukunta { 18754b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].bus >> 6; 18764b000227SRaghava Aditya Renukunta } 18774b000227SRaghava Aditya Renukunta 18784b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_attribs(struct aac_dev *dev, int lun) 18794b000227SRaghava Aditya Renukunta { 18804b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[9]; 18814b000227SRaghava Aditya Renukunta } 18824b000227SRaghava Aditya Renukunta 18834b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_nexus(struct aac_dev *dev, int lun) 18844b000227SRaghava Aditya Renukunta { 18854b000227SRaghava Aditya Renukunta return *((u32 *)&dev->safw_phys_luns->lun[lun].node_ident[12]); 18864b000227SRaghava Aditya Renukunta } 18874b000227SRaghava Aditya Renukunta 1888e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_identify_resp(struct aac_dev *dev, 1889e2ee8c94SRaghava Aditya Renukunta int bus, int target) 1890e2ee8c94SRaghava Aditya Renukunta { 1891e2ee8c94SRaghava Aditya Renukunta kfree(dev->hba_map[bus][target].safw_identify_resp); 1892e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = NULL; 1893e2ee8c94SRaghava Aditya Renukunta } 1894e2ee8c94SRaghava Aditya Renukunta 1895e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_all_identify_resp(struct aac_dev *dev, 1896e2ee8c94SRaghava Aditya Renukunta int lun_count) 1897e2ee8c94SRaghava Aditya Renukunta { 1898e2ee8c94SRaghava Aditya Renukunta int luns; 1899e2ee8c94SRaghava Aditya Renukunta int i; 1900e2ee8c94SRaghava Aditya Renukunta u32 bus; 1901e2ee8c94SRaghava Aditya Renukunta u32 target; 1902e2ee8c94SRaghava Aditya Renukunta 1903e2ee8c94SRaghava Aditya Renukunta luns = aac_get_safw_phys_lun_count(dev); 1904e2ee8c94SRaghava Aditya Renukunta 1905e2ee8c94SRaghava Aditya Renukunta if (luns < lun_count) 1906e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1907e2ee8c94SRaghava Aditya Renukunta else if (lun_count < 0) 1908e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1909e2ee8c94SRaghava Aditya Renukunta 1910e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; i++) { 1911e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1912e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1913e2ee8c94SRaghava Aditya Renukunta 1914e2ee8c94SRaghava Aditya Renukunta aac_free_safw_identify_resp(dev, bus, target); 1915e2ee8c94SRaghava Aditya Renukunta } 1916e2ee8c94SRaghava Aditya Renukunta } 1917e2ee8c94SRaghava Aditya Renukunta 191875be67cdSRaghava Aditya Renukunta static int aac_get_safw_attr_all_targets(struct aac_dev *dev) 1919e2ee8c94SRaghava Aditya Renukunta { 1920e2ee8c94SRaghava Aditya Renukunta int i; 1921e2ee8c94SRaghava Aditya Renukunta int rcode = 0; 1922e2ee8c94SRaghava Aditya Renukunta u32 lun_count; 1923e2ee8c94SRaghava Aditya Renukunta u32 bus; 1924e2ee8c94SRaghava Aditya Renukunta u32 target; 1925e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp = NULL; 1926e2ee8c94SRaghava Aditya Renukunta 1927e2ee8c94SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1928e2ee8c94SRaghava Aditya Renukunta 1929e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1930e2ee8c94SRaghava Aditya Renukunta 1931e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1932e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1933e2ee8c94SRaghava Aditya Renukunta 1934e2ee8c94SRaghava Aditya Renukunta rcode = aac_issue_safw_bmic_identify(dev, 1935e2ee8c94SRaghava Aditya Renukunta &identify_resp, bus, target); 1936e2ee8c94SRaghava Aditya Renukunta 19370bcb45fbSRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1938e2ee8c94SRaghava Aditya Renukunta goto free_identify_resp; 1939e2ee8c94SRaghava Aditya Renukunta 1940e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = identify_resp; 1941e2ee8c94SRaghava Aditya Renukunta } 1942e2ee8c94SRaghava Aditya Renukunta 1943e2ee8c94SRaghava Aditya Renukunta out: 1944e2ee8c94SRaghava Aditya Renukunta return rcode; 1945e2ee8c94SRaghava Aditya Renukunta free_identify_resp: 1946e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, i); 1947e2ee8c94SRaghava Aditya Renukunta goto out; 1948e2ee8c94SRaghava Aditya Renukunta } 1949e2ee8c94SRaghava Aditya Renukunta 1950c83b11e3SRaghava Aditya Renukunta /** 1951b5a475e9SRaghava Aditya Renukunta * aac_set_safw_attr_all_targets- update current hba map with data from FW 1952c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1953c83b11e3SRaghava Aditya Renukunta * 1954c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1955c83b11e3SRaghava Aditya Renukunta */ 195675be67cdSRaghava Aditya Renukunta static void aac_set_safw_attr_all_targets(struct aac_dev *dev) 1957c83b11e3SRaghava Aditya Renukunta { 1958c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1959c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1960c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1961c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 19623edfb8b2SRaghava Aditya Renukunta 19634b000227SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1964c83b11e3SRaghava Aditya Renukunta 1965f2d2cabaSRaghava Aditya Renukunta dev->scan_counter++; 1966f2d2cabaSRaghava Aditya Renukunta 1967c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1968c83b11e3SRaghava Aditya Renukunta 19694b000227SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 19704b000227SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 19714b000227SRaghava Aditya Renukunta expose_flag = aac_get_safw_phys_expose_flag(dev, i); 19724b000227SRaghava Aditya Renukunta attribs = aac_get_safw_phys_attribs(dev, i); 19734b000227SRaghava Aditya Renukunta nexus = aac_get_safw_phys_nexus(dev, i); 1974c83b11e3SRaghava Aditya Renukunta 1975c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1976c83b11e3SRaghava Aditya Renukunta continue; 1977c83b11e3SRaghava Aditya Renukunta 1978c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 197959b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 198059b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_RAID_MEMBER; 198159b433c8SRaghava Aditya Renukunta continue; 1982c83b11e3SRaghava Aditya Renukunta } 1983c83b11e3SRaghava Aditya Renukunta 1984c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 198559b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 198659b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_NATIVE_RAW; 1987c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1988c83b11e3SRaghava Aditya Renukunta nexus; 1989c83b11e3SRaghava Aditya Renukunta } else 199059b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 199159b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_ARC_RAW; 1992c83b11e3SRaghava Aditya Renukunta 1993f2d2cabaSRaghava Aditya Renukunta dev->hba_map[bus][target].scan_counter = dev->scan_counter; 1994f2d2cabaSRaghava Aditya Renukunta 19950bcb45fbSRaghava Aditya Renukunta aac_set_safw_target_qd(dev, bus, target); 1996c83b11e3SRaghava Aditya Renukunta } 1997c83b11e3SRaghava Aditya Renukunta } 1998c83b11e3SRaghava Aditya Renukunta 199975be67cdSRaghava Aditya Renukunta static int aac_setup_safw_targets(struct aac_dev *dev) 2000fc0fdd9aSRaghava Aditya Renukunta { 20013edfb8b2SRaghava Aditya Renukunta int rcode = 0; 20023edfb8b2SRaghava Aditya Renukunta 20031d1fec53SRaghava Aditya Renukunta rcode = aac_get_containers(dev); 20041d1fec53SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20051d1fec53SRaghava Aditya Renukunta goto out; 20061d1fec53SRaghava Aditya Renukunta 200775be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_ciss_luns(dev); 20083edfb8b2SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20093edfb8b2SRaghava Aditya Renukunta goto out; 20103edfb8b2SRaghava Aditya Renukunta 201175be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_attr_all_targets(dev); 2012e2ee8c94SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 2013e2ee8c94SRaghava Aditya Renukunta goto free_ciss_luns; 2014e2ee8c94SRaghava Aditya Renukunta 201575be67cdSRaghava Aditya Renukunta aac_set_safw_attr_all_targets(dev); 20163edfb8b2SRaghava Aditya Renukunta 2017e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, -1); 2018e2ee8c94SRaghava Aditya Renukunta free_ciss_luns: 20193edfb8b2SRaghava Aditya Renukunta aac_free_safw_ciss_luns(dev); 20203edfb8b2SRaghava Aditya Renukunta out: 20213edfb8b2SRaghava Aditya Renukunta return rcode; 2022fc0fdd9aSRaghava Aditya Renukunta } 2023fc0fdd9aSRaghava Aditya Renukunta 202475be67cdSRaghava Aditya Renukunta int aac_setup_safw_adapter(struct aac_dev *dev) 2025fc0fdd9aSRaghava Aditya Renukunta { 202675be67cdSRaghava Aditya Renukunta return aac_setup_safw_targets(dev); 2027fc0fdd9aSRaghava Aditya Renukunta } 2028fc0fdd9aSRaghava Aditya Renukunta 20291da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 20301da177e4SLinus Torvalds { 20311da177e4SLinus Torvalds struct fib* fibptr; 20321da177e4SLinus Torvalds int rcode; 2033c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 20347c00ffa3SMark Haverkamp struct aac_adapter_info *info; 203584971738SMark Haverkamp struct aac_bus_info *command; 203684971738SMark Haverkamp struct aac_bus_info_response *bus_info; 20377c00ffa3SMark Haverkamp 2038bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 20391da177e4SLinus Torvalds return -ENOMEM; 20401da177e4SLinus Torvalds 2041bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20421da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 20437c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 20441da177e4SLinus Torvalds 2045bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 20461da177e4SLinus Torvalds fibptr, 20477c00ffa3SMark Haverkamp sizeof(*info), 20481da177e4SLinus Torvalds FsaNormal, 20499203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 20501da177e4SLinus Torvalds NULL, 20511da177e4SLinus Torvalds NULL); 20521da177e4SLinus Torvalds 20537c00ffa3SMark Haverkamp if (rcode < 0) { 2054cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 2055cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 2056cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2057bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2058bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2059cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 20607c00ffa3SMark Haverkamp return rcode; 20617c00ffa3SMark Haverkamp } 20627c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 20637c00ffa3SMark Haverkamp 20641c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 20657c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 206606a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 20677c00ffa3SMark Haverkamp 2068bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20697c00ffa3SMark Haverkamp 207006a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 20717c00ffa3SMark Haverkamp 207206a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 20737c00ffa3SMark Haverkamp 2074bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 20757c00ffa3SMark Haverkamp fibptr, 207606a43d17SSalyzyn, Mark sizeof(*sinfo), 20777c00ffa3SMark Haverkamp FsaNormal, 20787c00ffa3SMark Haverkamp 1, 1, 20797c00ffa3SMark Haverkamp NULL, 20807c00ffa3SMark Haverkamp NULL); 20817c00ffa3SMark Haverkamp 20827c00ffa3SMark Haverkamp if (rcode >= 0) 208306a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 2084cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 2085cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 2086cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 2087cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 2088cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 2089cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 20907c00ffa3SMark Haverkamp } 20911da177e4SLinus Torvalds 2092c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 2093c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 209471a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 2095c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 209671a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 209771a91ca4SRaghava Aditya Renukunta } 2098c83b11e3SRaghava Aditya Renukunta } 209984971738SMark Haverkamp 210084971738SMark Haverkamp /* 210184971738SMark Haverkamp * GetBusInfo 210284971738SMark Haverkamp */ 210384971738SMark Haverkamp 2104bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 210584971738SMark Haverkamp 210684971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 210784971738SMark Haverkamp 210884971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 210984971738SMark Haverkamp 211084971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 211184971738SMark Haverkamp 211284971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 211384971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 211484971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 211584971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 211684971738SMark Haverkamp 2117bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 211884971738SMark Haverkamp fibptr, 211984971738SMark Haverkamp sizeof (*bus_info), 212084971738SMark Haverkamp FsaNormal, 212184971738SMark Haverkamp 1, 1, 212284971738SMark Haverkamp NULL, NULL); 212384971738SMark Haverkamp 212494cf6ba1SSalyzyn, Mark /* reasoned default */ 212594cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 212684971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 212784971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 212884971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 212984971738SMark Haverkamp } 213084971738SMark Haverkamp 21318c867b25SMark Haverkamp if (!dev->in_reset) { 213224f02e1dSSalyzyn, Mark char buffer[16]; 21331da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 21347c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 21351da177e4SLinus Torvalds dev->name, 21361da177e4SLinus Torvalds dev->id, 21371da177e4SLinus Torvalds tmp>>24, 21381da177e4SLinus Torvalds (tmp>>16)&0xff, 21391da177e4SLinus Torvalds tmp&0xff, 21407c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 21411c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 21421c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 21431da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 21441da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 21451da177e4SLinus Torvalds dev->name, dev->id, 21461da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21471da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 21481da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 21491da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 21501da177e4SLinus Torvalds dev->name, dev->id, 21511da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21521da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 215324f02e1dSSalyzyn, Mark buffer[0] = '\0'; 2154ee959b00STony Jones if (aac_get_serial_number( 215524f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 215624f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 215724f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 21581c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2159a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2160a45c863fSSalyzyn, Mark dev->name, dev->id, 21611c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 21621c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 21631c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2164a45c863fSSalyzyn, Mark } 21652f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 21661c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2167a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 216829c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 216929c97684SSalyzyn, Mark dev->name, dev->id); 217029c97684SSalyzyn, Mark } 21718c867b25SMark Haverkamp } 21721da177e4SLinus Torvalds 217395e852e1SSalyzyn, Mark dev->cache_protected = 0; 21741c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2175cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 21761da177e4SLinus Torvalds dev->nondasd_support = 0; 21771da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 217895e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 21791da177e4SLinus Torvalds dev->nondasd_support = 1; 21801da177e4SLinus Torvalds 21811da177e4SLinus Torvalds /* 21821da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 21831da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 21841da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 21851da177e4SLinus Torvalds * additional changes changes will have to be made to support 21861da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 21871da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 21881da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 21891da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 21901da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 21911da177e4SLinus Torvalds */ 21921da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 21931da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 21941da177e4SLinus Torvalds dev->nondasd_support = 1; 21951da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 21961da177e4SLinus Torvalds } 21971da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 21981da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 21991da177e4SLinus Torvalds dev->name, dev->id); 22001da177e4SLinus Torvalds 220195e852e1SSalyzyn, Mark if (nondasd != -1) 22021da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 22032f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 22041da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 22051da177e4SLinus Torvalds 2206e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2207d8e96507SLeubner, Achim dev->needs_dac = 1; 22081da177e4SLinus Torvalds dev->dac_support = 0; 2209d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2210d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 22112f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22122f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 22132f7ecc55SSalyzyn, Mark dev->name, dev->id); 22141da177e4SLinus Torvalds dev->dac_support = 1; 22151da177e4SLinus Torvalds } 22161da177e4SLinus Torvalds 22171da177e4SLinus Torvalds if(dacmode != -1) { 22181da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 22191da177e4SLinus Torvalds } 2220d8e96507SLeubner, Achim 2221d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2222d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2223d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2224d8e96507SLeubner, Achim dev->nondasd_support = 0; 2225d8e96507SLeubner, Achim dev->jbod = 0; 2226d8e96507SLeubner, Achim expose_physicals = 0; 2227d8e96507SLeubner, Achim } 2228d8e96507SLeubner, Achim 22298105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 2230e555cd5fSSuraj Upadhyay if (!dma_set_mask(&dev->pdev->dev, DMA_BIT_MASK(64))) { 22312f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22328105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 2233e555cd5fSSuraj Upadhyay } else if (!dma_set_mask(&dev->pdev->dev, DMA_BIT_MASK(32))) { 22348105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 22351da177e4SLinus Torvalds dev->dac_support = 0; 22361da177e4SLinus Torvalds } else { 22378105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 22381da177e4SLinus Torvalds rcode = -ENOMEM; 22391da177e4SLinus Torvalds } 22401da177e4SLinus Torvalds } 22417c00ffa3SMark Haverkamp /* 2242e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2243e8f32de5SMark Haverkamp * interface. 22447c00ffa3SMark Haverkamp */ 2245e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 224694cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 224794cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 224894cf6ba1SSalyzyn, Mark : aac_scsi_64) 2249e8f32de5SMark Haverkamp : aac_scsi_32; 2250e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2251e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2252e8f32de5SMark Haverkamp ? aac_bounds_64 2253e8f32de5SMark Haverkamp : aac_bounds_32; 2254e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2255e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2256e8f32de5SMark Haverkamp } else { 2257e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 22587c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 22597c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 226063a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 226163a70eeaSMark Haverkamp sizeof(struct sgentry); 22627c00ffa3SMark Haverkamp if (dev->dac_support) { 2263e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2264e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 22657c00ffa3SMark Haverkamp /* 22667c00ffa3SMark Haverkamp * 38 scatter gather elements 22677c00ffa3SMark Haverkamp */ 22687c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 22697c00ffa3SMark Haverkamp (dev->max_fib_size - 22707c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 22717c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 227263a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 227363a70eeaSMark Haverkamp sizeof(struct sgentry64); 2274e8f32de5SMark Haverkamp } else { 2275e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2276e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 22777c00ffa3SMark Haverkamp } 22787c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 22797c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 22807c00ffa3SMark Haverkamp /* 22817c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 22827c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 22837c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 22847c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 22857c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 22867c00ffa3SMark Haverkamp * element. 22877c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 22887c00ffa3SMark Haverkamp */ 22897c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 22907c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 22917c00ffa3SMark Haverkamp } 22920e68c003SMark Haverkamp } 2293ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2294ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2295ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2296ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2297ab5d129fSRaghava Aditya Renukunta 2298cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2299cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2300bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2301bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2302cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 23031da177e4SLinus Torvalds 23041da177e4SLinus Torvalds return rcode; 23051da177e4SLinus Torvalds } 23061da177e4SLinus Torvalds 23071da177e4SLinus Torvalds 2308e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 23091da177e4SLinus Torvalds { 23101da177e4SLinus Torvalds struct aac_dev *dev; 23111da177e4SLinus Torvalds struct aac_read_reply *readreply; 23121da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 23131da177e4SLinus Torvalds u32 cid; 23141da177e4SLinus Torvalds 23151da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 23161da177e4SLinus Torvalds 231703d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 231803d44337SMark Haverkamp return; 231903d44337SMark Haverkamp 23201a655040SSalyzyn, Mark dev = fibptr->dev; 2321e5718774SMark Haverkamp cid = scmd_id(scsicmd); 23221da177e4SLinus Torvalds 23237a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 23247a8cf29dSMark Haverkamp u64 lba; 23257a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 23267a8cf29dSMark Haverkamp case WRITE_6: 23277a8cf29dSMark Haverkamp case READ_6: 23287a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 23297a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23307a8cf29dSMark Haverkamp break; 23317a8cf29dSMark Haverkamp case WRITE_16: 23327a8cf29dSMark Haverkamp case READ_16: 23337a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23347a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23357a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23367a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23377a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23387a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23397a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23407a8cf29dSMark Haverkamp break; 23417a8cf29dSMark Haverkamp case WRITE_12: 23427a8cf29dSMark Haverkamp case READ_12: 23437a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23447a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23457a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23467a8cf29dSMark Haverkamp break; 23477a8cf29dSMark Haverkamp default: 23487a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23497a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23507a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23517a8cf29dSMark Haverkamp break; 23527a8cf29dSMark Haverkamp } 23537a8cf29dSMark Haverkamp printk(KERN_DEBUG 23547a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 23557a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 23567a8cf29dSMark Haverkamp } 23571da177e4SLinus Torvalds 2358125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 23591da177e4SLinus Torvalds 2360727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2361727eead6SFUJITA Tomonori 23621da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2363655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2364655d722cSMark Salyzyn case ST_OK: 2365cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2366655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2367655d722cSMark Salyzyn break; 2368655d722cSMark Salyzyn case ST_NOT_READY: 2369cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2370655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2371655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2372655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2373655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2374655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2375655d722cSMark Salyzyn break; 2376f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2377cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2378f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2379f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2380f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2381f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2382f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2383f956a669SRaghava Aditya Renukunta break; 2384655d722cSMark Salyzyn default: 23857c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2386e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 23871da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 23887c00ffa3SMark Haverkamp #endif 2389cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 23908e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 23918e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 23928e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 23931da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 23943ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 23953ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2396655d722cSMark Salyzyn break; 23971da177e4SLinus Torvalds } 2398bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 23991da177e4SLinus Torvalds 2400*1dec65e3SBart Van Assche aac_scsi_done(scsicmd); 24011da177e4SLinus Torvalds } 24021da177e4SLinus Torvalds 24039e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 24041da177e4SLinus Torvalds { 24057a8cf29dSMark Haverkamp u64 lba; 24061da177e4SLinus Torvalds u32 count; 24071da177e4SLinus Torvalds int status; 24081da177e4SLinus Torvalds struct aac_dev *dev; 24091da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2410da3cc679SRajashekhara, Mahesh int cid; 24111da177e4SLinus Torvalds 24121da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24131da177e4SLinus Torvalds /* 24141da177e4SLinus Torvalds * Get block address and transfer length 24151da177e4SLinus Torvalds */ 24167a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 24177a8cf29dSMark Haverkamp case READ_6: 24189e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 24191da177e4SLinus Torvalds 24207a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 24217a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 24221da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 24231da177e4SLinus Torvalds 24241da177e4SLinus Torvalds if (count == 0) 24251da177e4SLinus Torvalds count = 256; 24267a8cf29dSMark Haverkamp break; 24277a8cf29dSMark Haverkamp case READ_16: 24289e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 24297a8cf29dSMark Haverkamp 24307a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 24317a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 24327a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 24337a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 24347a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 24357a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24367a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24377a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 24387a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 24397a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 24407a8cf29dSMark Haverkamp break; 24417a8cf29dSMark Haverkamp case READ_12: 24429e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 24437a8cf29dSMark Haverkamp 24447a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24457a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24467a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24477a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 24487a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24497a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24507a8cf29dSMark Haverkamp break; 24517a8cf29dSMark Haverkamp default: 24529e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 24531da177e4SLinus Torvalds 24547a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24557a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24567a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24571da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24587a8cf29dSMark Haverkamp break; 24591da177e4SLinus Torvalds } 2460da3cc679SRajashekhara, Mahesh 2461da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2462da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2463da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2464cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2465da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2466c86fbe48SBalsundar P ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, 2467da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2468da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2469da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2470da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2471*1dec65e3SBart Van Assche aac_scsi_done(scsicmd); 2472c86fbe48SBalsundar P return 0; 2473da3cc679SRajashekhara, Mahesh } 2474da3cc679SRajashekhara, Mahesh 24757a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 24767c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2477e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24787a8cf29dSMark Haverkamp return 0; 24791da177e4SLinus Torvalds /* 24801da177e4SLinus Torvalds * Alocate and initialize a Fib 24811da177e4SLinus Torvalds */ 24826bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 24831ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2484e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 24851da177e4SLinus Torvalds 24861da177e4SLinus Torvalds /* 24871da177e4SLinus Torvalds * Check that the command queued to the controller 24881da177e4SLinus Torvalds */ 24891ae948faSBrian King if (status == -EINPROGRESS) 24901da177e4SLinus Torvalds return 0; 24911da177e4SLinus Torvalds 2492bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 24931da177e4SLinus Torvalds /* 24941da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 24951da177e4SLinus Torvalds */ 2496cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_TASK_SET_FULL; 2497*1dec65e3SBart Van Assche aac_scsi_done(scsicmd); 2498bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2499bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25001da177e4SLinus Torvalds return 0; 25011da177e4SLinus Torvalds } 25021da177e4SLinus Torvalds 25039e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 25041da177e4SLinus Torvalds { 25057a8cf29dSMark Haverkamp u64 lba; 25061da177e4SLinus Torvalds u32 count; 25079d399cc7SSalyzyn, Mark int fua; 25081da177e4SLinus Torvalds int status; 25091da177e4SLinus Torvalds struct aac_dev *dev; 25101da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2511da3cc679SRajashekhara, Mahesh int cid; 25121da177e4SLinus Torvalds 25131da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 25141da177e4SLinus Torvalds /* 25151da177e4SLinus Torvalds * Get block address and transfer length 25161da177e4SLinus Torvalds */ 25171da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 25181da177e4SLinus Torvalds { 25191da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 25201da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 25211da177e4SLinus Torvalds if (count == 0) 25221da177e4SLinus Torvalds count = 256; 25239d399cc7SSalyzyn, Mark fua = 0; 25247a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 25259e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 25267a8cf29dSMark Haverkamp 25277a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 25287a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 25297a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 25307a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 25317a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 25327a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 25337a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25347a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 25357a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 25369d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25377a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 25389e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 25397a8cf29dSMark Haverkamp 25407a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 25417a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25427a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 25437a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25449d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25451da177e4SLinus Torvalds } else { 25469e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 25477a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25481da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25499d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25501da177e4SLinus Torvalds } 2551da3cc679SRajashekhara, Mahesh 2552da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2553da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2554da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2555cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2556da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2557c86fbe48SBalsundar P ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, 2558da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2559da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2560da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2561da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2562*1dec65e3SBart Van Assche aac_scsi_done(scsicmd); 2563c86fbe48SBalsundar P return 0; 2564da3cc679SRajashekhara, Mahesh } 2565da3cc679SRajashekhara, Mahesh 25667a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 25671da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2568e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 25697a8cf29dSMark Haverkamp return 0; 25701da177e4SLinus Torvalds /* 25711da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 25721da177e4SLinus Torvalds */ 25736bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 25741ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25759d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 25761da177e4SLinus Torvalds 25771da177e4SLinus Torvalds /* 25781da177e4SLinus Torvalds * Check that the command queued to the controller 25791da177e4SLinus Torvalds */ 25801ae948faSBrian King if (status == -EINPROGRESS) 25811da177e4SLinus Torvalds return 0; 25821da177e4SLinus Torvalds 2583bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 25841da177e4SLinus Torvalds /* 25851da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25861da177e4SLinus Torvalds */ 2587cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_TASK_SET_FULL; 2588*1dec65e3SBart Van Assche aac_scsi_done(scsicmd); 25891da177e4SLinus Torvalds 2590bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2591bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25921da177e4SLinus Torvalds return 0; 25931da177e4SLinus Torvalds } 25941da177e4SLinus Torvalds 25951da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 25961da177e4SLinus Torvalds { 25971da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 25982c644b1dSHannes Reinecke struct scsi_cmnd *cmd = context; 25991da177e4SLinus Torvalds 260003d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 260103d44337SMark Haverkamp return; 260203d44337SMark Haverkamp 26031da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 26041da177e4SLinus Torvalds smp_processor_id(), jiffies)); 26051da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 26061da177e4SLinus Torvalds 26071da177e4SLinus Torvalds 26081da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 26091da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 2610cdec16c1SHannes Reinecke cmd->result = DID_OK << 16 | SAM_STAT_GOOD; 26111da177e4SLinus Torvalds else { 26121da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 26131a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2614e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 26151da177e4SLinus Torvalds printk(KERN_WARNING 26161da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 26171da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 2618cdec16c1SHannes Reinecke cmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 26198e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 26208e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 26218e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 26221da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2623b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2624b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 26251da177e4SLinus Torvalds } 26261da177e4SLinus Torvalds 2627bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2628bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2629*1dec65e3SBart Van Assche aac_scsi_done(cmd); 26301da177e4SLinus Torvalds } 26311da177e4SLinus Torvalds 26329e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 26331da177e4SLinus Torvalds { 26341da177e4SLinus Torvalds int status; 26351da177e4SLinus Torvalds struct fib *cmd_fibcontext; 26361da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 26371da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 263890ee3466SMark Haverkamp struct aac_dev *aac; 26391da177e4SLinus Torvalds 2640f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 26418c867b25SMark Haverkamp if (aac->in_reset) 26428c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 26438c867b25SMark Haverkamp 26441da177e4SLinus Torvalds /* 26457c00ffa3SMark Haverkamp * Allocate and initialize a Fib 26461da177e4SLinus Torvalds */ 26472c644b1dSHannes Reinecke cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 26481da177e4SLinus Torvalds 2649bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 26501da177e4SLinus Torvalds 26511da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 26521da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 26531da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 26549e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 26551da177e4SLinus Torvalds synchronizecmd->count = 26561da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 26571ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 26581da177e4SLinus Torvalds 26591da177e4SLinus Torvalds /* 26601da177e4SLinus Torvalds * Now send the Fib to the adapter 26611da177e4SLinus Torvalds */ 2662bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 26631da177e4SLinus Torvalds cmd_fibcontext, 26641da177e4SLinus Torvalds sizeof(struct aac_synchronize), 26651da177e4SLinus Torvalds FsaNormal, 26661da177e4SLinus Torvalds 0, 1, 26671da177e4SLinus Torvalds (fib_callback)synchronize_callback, 26681da177e4SLinus Torvalds (void *)scsicmd); 26691da177e4SLinus Torvalds 26701da177e4SLinus Torvalds /* 26711da177e4SLinus Torvalds * Check that the command queued to the controller 26721da177e4SLinus Torvalds */ 26731ae948faSBrian King if (status == -EINPROGRESS) 26741da177e4SLinus Torvalds return 0; 26751da177e4SLinus Torvalds 26761da177e4SLinus Torvalds printk(KERN_WARNING 2677bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2678bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2679bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26801da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 26811da177e4SLinus Torvalds } 26821da177e4SLinus Torvalds 2683655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2684655d722cSMark Salyzyn { 2685655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2686655d722cSMark Salyzyn 2687655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2688655d722cSMark Salyzyn return; 2689655d722cSMark Salyzyn 2690655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2691655d722cSMark Salyzyn 2692cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2693655d722cSMark Salyzyn 2694655d722cSMark Salyzyn aac_fib_complete(fibptr); 2695655d722cSMark Salyzyn aac_fib_free(fibptr); 2696*1dec65e3SBart Van Assche aac_scsi_done(scsicmd); 2697655d722cSMark Salyzyn } 2698655d722cSMark Salyzyn 2699655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2700655d722cSMark Salyzyn { 2701655d722cSMark Salyzyn int status; 2702655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2703655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2704655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2705655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2706655d722cSMark Salyzyn 27071c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2708655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2709cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2710*1dec65e3SBart Van Assche aac_scsi_done(scsicmd); 2711655d722cSMark Salyzyn return 0; 2712655d722cSMark Salyzyn } 2713655d722cSMark Salyzyn 2714655d722cSMark Salyzyn if (aac->in_reset) 2715655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2716655d722cSMark Salyzyn 2717655d722cSMark Salyzyn /* 2718655d722cSMark Salyzyn * Allocate and initialize a Fib 2719655d722cSMark Salyzyn */ 27206bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2721655d722cSMark Salyzyn 2722655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2723655d722cSMark Salyzyn 2724655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2725655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2726655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2727655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2728655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2729655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2730655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2731655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2732655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 27331ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2734655d722cSMark Salyzyn 2735655d722cSMark Salyzyn /* 2736655d722cSMark Salyzyn * Now send the Fib to the adapter 2737655d722cSMark Salyzyn */ 2738655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2739655d722cSMark Salyzyn cmd_fibcontext, 2740655d722cSMark Salyzyn sizeof(struct aac_power_management), 2741655d722cSMark Salyzyn FsaNormal, 2742655d722cSMark Salyzyn 0, 1, 2743655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2744655d722cSMark Salyzyn (void *)scsicmd); 2745655d722cSMark Salyzyn 2746655d722cSMark Salyzyn /* 2747655d722cSMark Salyzyn * Check that the command queued to the controller 2748655d722cSMark Salyzyn */ 27491ae948faSBrian King if (status == -EINPROGRESS) 2750655d722cSMark Salyzyn return 0; 2751655d722cSMark Salyzyn 2752655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2753655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2754655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2755655d722cSMark Salyzyn } 2756655d722cSMark Salyzyn 27571da177e4SLinus Torvalds /** 27581da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 27591da177e4SLinus Torvalds * @scsicmd: SCSI command block 27601da177e4SLinus Torvalds * 27611da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 27621da177e4SLinus Torvalds * aacraid firmware. 27631da177e4SLinus Torvalds */ 27641da177e4SLinus Torvalds 27651da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 27661da177e4SLinus Torvalds { 2767ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 27681da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 27691da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 27701da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 27711da177e4SLinus Torvalds 277290ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 277390ee3466SMark Haverkamp return -1; 27741da177e4SLinus Torvalds /* 27751da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 27761da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 27771da177e4SLinus Torvalds * itself. 27781da177e4SLinus Torvalds */ 27791a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 27801a655040SSalyzyn, Mark if (cid != host->this_id) { 27811a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 27821a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2783e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 27841da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2785c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27861da177e4SLinus Torvalds } 27871da177e4SLinus Torvalds 27881da177e4SLinus Torvalds /* 27891da177e4SLinus Torvalds * If the target container doesn't exist, it may have 27901da177e4SLinus Torvalds * been newly created 27911da177e4SLinus Torvalds */ 2792655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2793655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2794655d722cSMark Salyzyn NOT_READY)) { 27951da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2796eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 27977a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 27987a8cf29dSMark Haverkamp !(dev->raw_io_64) || 27997a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 28007a8cf29dSMark Haverkamp break; 2801df561f66SGustavo A. R. Silva fallthrough; 28021da177e4SLinus Torvalds case INQUIRY: 28031da177e4SLinus Torvalds case READ_CAPACITY: 28041da177e4SLinus Torvalds case TEST_UNIT_READY: 28058c867b25SMark Haverkamp if (dev->in_reset) 28068c867b25SMark Haverkamp return -1; 2807fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2808fe76df42SMark Haverkamp aac_probe_container_callback2); 28091da177e4SLinus Torvalds default: 28101da177e4SLinus Torvalds break; 28111da177e4SLinus Torvalds } 28121da177e4SLinus Torvalds } 28131da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2814ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2815ab5d129fSRaghava Aditya Renukunta 2816ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2817ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2818ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2819ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2820ab5d129fSRaghava Aditya Renukunta return -1; 2821ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2822ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2823cb1042f2SSalyzyn, Mark dev->jbod) { 28248c867b25SMark Haverkamp if (dev->in_reset) 28258c867b25SMark Haverkamp return -1; 28261da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 28271da177e4SLinus Torvalds } else { 28281da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2829c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28301da177e4SLinus Torvalds } 28311da177e4SLinus Torvalds } 28321da177e4SLinus Torvalds } 28331da177e4SLinus Torvalds /* 28341da177e4SLinus Torvalds * else Command for the controller itself 28351da177e4SLinus Torvalds */ 28361da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 28371da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 28381da177e4SLinus Torvalds { 28391da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 2840cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 28418e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28428e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 28438e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 28441da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 28453ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 28463ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2847c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28481da177e4SLinus Torvalds } 28491da177e4SLinus Torvalds 28501da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2851c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2852c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2853c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2854c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2855c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2856c4e2fbcaSRaghava Aditya Renukunta return -1; 2857c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2858c4e2fbcaSRaghava Aditya Renukunta 2859c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2860c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2861c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2862c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2863c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2864c4e2fbcaSRaghava Aditya Renukunta return -1; 2865c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2866c4e2fbcaSRaghava Aditya Renukunta 2867c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2868c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 2869cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2870c4e2fbcaSRaghava Aditya Renukunta break; 2871c4e2fbcaSRaghava Aditya Renukunta } 2872c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2873c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2874c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 2875df561f66SGustavo A. R. Silva fallthrough; 28761da177e4SLinus Torvalds case INQUIRY: 28771da177e4SLinus Torvalds { 28783b2946ccSMark Haverkamp struct inquiry_data inq_data; 28791da177e4SLinus Torvalds 28801a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 28813b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 28821da177e4SLinus Torvalds 2883d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 288488e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 288588e2f98eSSalyzyn, Mark 288688e2f98eSSalyzyn, Mark /* EVPD bit set */ 288788e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 288888e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 288988e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 289088e2f98eSSalyzyn, Mark /* supported vital product data pages */ 28915d910649SMahesh Rajashekhara arr[3] = 3; 289288e2f98eSSalyzyn, Mark arr[4] = 0x0; 289388e2f98eSSalyzyn, Mark arr[5] = 0x80; 28945d910649SMahesh Rajashekhara arr[6] = 0x83; 289588e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2896d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 289788e2f98eSSalyzyn, Mark sizeof(inq_data)); 2898cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 289988e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 290088e2f98eSSalyzyn, Mark /* unit serial number page */ 290188e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 290288e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 290388e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2904d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 290588e2f98eSSalyzyn, Mark sizeof(inq_data)); 2906d8e96507SLeubner, Achim if (aac_wwn != 2) 2907d8e96507SLeubner, Achim return aac_get_container_serial( 2908d8e96507SLeubner, Achim scsicmd); 2909cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 29105d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 29115d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 29125d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 29135d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 29145d910649SMahesh Rajashekhara scmd_id(scsicmd)); 29155d910649SMahesh Rajashekhara if (aac_wwn != 2) 29165d910649SMahesh Rajashekhara return aac_get_container_serial( 29175d910649SMahesh Rajashekhara scsicmd); 2918cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 291988e2f98eSSalyzyn, Mark } else { 292088e2f98eSSalyzyn, Mark /* vpd page not implemented */ 2921cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 29228e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 29238e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 29248e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 292588e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 292688e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 29273ace426fSSalyzyn, Mark min_t(size_t, 29283ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 29293ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 293088e2f98eSSalyzyn, Mark } 2931c4e2fbcaSRaghava Aditya Renukunta break; 293288e2f98eSSalyzyn, Mark } 29333b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 29343b2946ccSMark 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 */ 29353b2946ccSMark Haverkamp inq_data.inqd_len = 31; 29361da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 29373b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 29381da177e4SLinus Torvalds /* 29391da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 29401da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 29411da177e4SLinus Torvalds */ 29421a655040SSalyzyn, Mark if (cid == host->this_id) { 29436391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 29443b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2945d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2946d4345028SFUJITA Tomonori sizeof(inq_data)); 2947cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2948c4e2fbcaSRaghava Aditya Renukunta break; 29491da177e4SLinus Torvalds } 29508c867b25SMark Haverkamp if (dev->in_reset) 29518c867b25SMark Haverkamp return -1; 2952794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 29533b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2954d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 29559e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 29561da177e4SLinus Torvalds } 2957eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 29587a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 29597a8cf29dSMark Haverkamp !(dev->raw_io_64) || 29607a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 29617a8cf29dSMark Haverkamp break; 29627a8cf29dSMark Haverkamp { 29637a8cf29dSMark Haverkamp u64 capacity; 296407ce5ebaSMark Haverkamp char cp[13]; 2965b271f1c8SFUJITA Tomonori unsigned int alloc_len; 29667a8cf29dSMark Haverkamp 29677a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 29687a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 29697a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 29707a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 29717a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 29727a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 29737a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 29747a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 29757a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 29767a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 2977b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2978b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2979b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2980b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 298107ce5ebaSMark Haverkamp cp[12] = 0; 298207ce5ebaSMark Haverkamp 2983b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2984b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2985b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2986b271f1c8SFUJITA Tomonori 2987b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2988d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2989b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2990b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 2991b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 29927a8cf29dSMark Haverkamp 29937a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 29947a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 29957a8cf29dSMark Haverkamp 2996cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2997c4e2fbcaSRaghava Aditya Renukunta break; 29987a8cf29dSMark Haverkamp } 29997a8cf29dSMark Haverkamp 30001da177e4SLinus Torvalds case READ_CAPACITY: 30011da177e4SLinus Torvalds { 30021da177e4SLinus Torvalds u32 capacity; 30033b2946ccSMark Haverkamp char cp[8]; 30041da177e4SLinus Torvalds 30051da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 30067a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 30071da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 30081da177e4SLinus Torvalds else 30091da177e4SLinus Torvalds capacity = (u32)-1; 30103b2946ccSMark Haverkamp 30111da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 30121da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 30131da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 30141da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 3015b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3016b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3017b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3018b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 3019d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 30207a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 30217a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 3022cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3023c4e2fbcaSRaghava Aditya Renukunta break; 30241da177e4SLinus Torvalds } 30251da177e4SLinus Torvalds 30261da177e4SLinus Torvalds case MODE_SENSE: 30271da177e4SLinus Torvalds { 30289d399cc7SSalyzyn, Mark int mode_buf_length = 4; 3029b836439fSMahesh Rajashekhara u32 capacity; 3030b836439fSMahesh Rajashekhara aac_modep_data mpd; 3031b836439fSMahesh Rajashekhara 3032b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3033b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3034b836439fSMahesh Rajashekhara else 3035b836439fSMahesh Rajashekhara capacity = (u32)-1; 30361da177e4SLinus Torvalds 30371da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 3038b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 3039b836439fSMahesh Rajashekhara 3040b836439fSMahesh Rajashekhara /* Mode data length */ 3041b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 3042b836439fSMahesh Rajashekhara /* Medium type - default */ 3043b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 3044b836439fSMahesh Rajashekhara /* Device-specific param, 30459d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 30469d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3047b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 3048b836439fSMahesh Rajashekhara 304995e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3050b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 3051b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 3052b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 3053b836439fSMahesh Rajashekhara else { 3054b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 3055b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 3056b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 3057b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3058b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3059b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3060b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3061b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 30625d910649SMahesh Rajashekhara 30635d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 30645d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 30655d910649SMahesh Rajashekhara /* page length */ 30665d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 30675d910649SMahesh Rajashekhara /* Mode data length */ 30685d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 30695d910649SMahesh Rajashekhara } else { 30705d910649SMahesh Rajashekhara /* Mode data length */ 30715d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 30725d910649SMahesh Rajashekhara } 30735d910649SMahesh Rajashekhara 3074b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3075b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3076b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3077b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3078b836439fSMahesh Rajashekhara } else { 3079b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3080b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3081b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3082b836439fSMahesh Rajashekhara } 3083b836439fSMahesh Rajashekhara } 30849d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 30859d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3086b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3087b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3088b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3089b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 309095e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3091b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 30925d910649SMahesh Rajashekhara } 30935d910649SMahesh Rajashekhara 30949d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 30959d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 30965d910649SMahesh Rajashekhara else 30975d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3098b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3099b836439fSMahesh Rajashekhara (char *)&mpd, 3100b836439fSMahesh Rajashekhara mode_buf_length); 3101cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3102c4e2fbcaSRaghava Aditya Renukunta break; 31031da177e4SLinus Torvalds } 31041da177e4SLinus Torvalds case MODE_SENSE_10: 31051da177e4SLinus Torvalds { 3106b836439fSMahesh Rajashekhara u32 capacity; 31079d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3108b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3109b836439fSMahesh Rajashekhara 3110b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3111b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3112b836439fSMahesh Rajashekhara else 3113b836439fSMahesh Rajashekhara capacity = (u32)-1; 31141da177e4SLinus Torvalds 31151da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3116b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3117b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3118b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3119b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3120b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3121b836439fSMahesh Rajashekhara /* Medium type - default */ 3122b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3123b836439fSMahesh Rajashekhara /* Device-specific param, 31249d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 31259d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3126b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3127b836439fSMahesh Rajashekhara 312895e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3129b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3130b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3131b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3132b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3133b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3134b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3135b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3136b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3137b836439fSMahesh Rajashekhara } else { 3138b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3139b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3140b836439fSMahesh Rajashekhara 3141b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3142b836439fSMahesh Rajashekhara 3143b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3144b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3145b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3146b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3147b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3148b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3149b836439fSMahesh Rajashekhara 3150b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3151b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3152b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3153b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3154b836439fSMahesh Rajashekhara } else { 3155b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3156b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3157b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3158b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3159b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3160b836439fSMahesh Rajashekhara capacity & 0xff; 3161b836439fSMahesh Rajashekhara } 3162b836439fSMahesh Rajashekhara } 31639d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31649d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3165b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3166b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3167b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3168b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 316995e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3170b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 31719d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 31729d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 31739d399cc7SSalyzyn, Mark } 3174b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3175b836439fSMahesh Rajashekhara (char *)&mpd10, 3176b836439fSMahesh Rajashekhara mode_buf_length); 31771da177e4SLinus Torvalds 3178cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3179c4e2fbcaSRaghava Aditya Renukunta break; 31801da177e4SLinus Torvalds } 31811da177e4SLinus Torvalds case REQUEST_SENSE: 31821da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3183c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3184c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3185c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3186c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3187cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3188c4e2fbcaSRaghava Aditya Renukunta break; 31891da177e4SLinus Torvalds 31901da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 31911da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 31921da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 31931da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 31941da177e4SLinus Torvalds else 31951da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 31961da177e4SLinus Torvalds 3197cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3198c4e2fbcaSRaghava Aditya Renukunta break; 31991da177e4SLinus Torvalds /* 32001da177e4SLinus Torvalds * These commands are all No-Ops 32011da177e4SLinus Torvalds */ 32021da177e4SLinus Torvalds case TEST_UNIT_READY: 3203655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3204cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 3205655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3206655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3207655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3208655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3209655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3210655d722cSMark Salyzyn min_t(size_t, 3211655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3212655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3213c4e2fbcaSRaghava Aditya Renukunta break; 3214655d722cSMark Salyzyn } 3215df561f66SGustavo A. R. Silva fallthrough; 32161da177e4SLinus Torvalds case RESERVE: 32171da177e4SLinus Torvalds case RELEASE: 32181da177e4SLinus Torvalds case REZERO_UNIT: 32191da177e4SLinus Torvalds case REASSIGN_BLOCKS: 32201da177e4SLinus Torvalds case SEEK_10: 3221cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3222c4e2fbcaSRaghava Aditya Renukunta break; 3223655d722cSMark Salyzyn 3224655d722cSMark Salyzyn case START_STOP: 3225655d722cSMark Salyzyn return aac_start_stop(scsicmd); 32261da177e4SLinus Torvalds 32271da177e4SLinus Torvalds default: 32281da177e4SLinus Torvalds /* 32291da177e4SLinus Torvalds * Unhandled commands 32301da177e4SLinus Torvalds */ 3231c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3232c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3233cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 32348e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 32351da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 32368e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 32371da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 32383ace426fSSalyzyn, Mark min_t(size_t, 32393ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 32403ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3241c4e2fbcaSRaghava Aditya Renukunta } 3242c4e2fbcaSRaghava Aditya Renukunta 3243c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3244c4e2fbcaSRaghava Aditya Renukunta 3245*1dec65e3SBart Van Assche aac_scsi_done(scsicmd); 32461da177e4SLinus Torvalds return 0; 32471da177e4SLinus Torvalds } 32481da177e4SLinus Torvalds 32491da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 32501da177e4SLinus Torvalds { 32511da177e4SLinus Torvalds struct aac_query_disk qd; 32521da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32531da177e4SLinus Torvalds 32541da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 325590ee3466SMark Haverkamp if (!fsa_dev_ptr) 325665101355SMark Haverkamp return -EBUSY; 32571da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 32581da177e4SLinus Torvalds return -EFAULT; 3259e6fd916aSDan Carpenter if (qd.cnum == -1) { 3260e6fd916aSDan Carpenter if (qd.id < 0 || qd.id >= dev->maximum_num_containers) 3261e6fd916aSDan Carpenter return -EINVAL; 3262e5718774SMark Haverkamp qd.cnum = qd.id; 3263e6fd916aSDan Carpenter } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { 32641da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 32651da177e4SLinus Torvalds return -EINVAL; 32661da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 32671da177e4SLinus Torvalds qd.bus = 0; 32681da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 32691da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 32701da177e4SLinus Torvalds } 32711da177e4SLinus Torvalds else return -EINVAL; 32721da177e4SLinus Torvalds 3273fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 32741da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 32751da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 32761da177e4SLinus Torvalds 32771da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 32781da177e4SLinus Torvalds qd.unmapped = 1; 32791da177e4SLinus Torvalds else 32801da177e4SLinus Torvalds qd.unmapped = 0; 32811da177e4SLinus Torvalds 32821da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 32831da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 32841da177e4SLinus Torvalds 32851da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 32861da177e4SLinus Torvalds return -EFAULT; 32871da177e4SLinus Torvalds return 0; 32881da177e4SLinus Torvalds } 32891da177e4SLinus Torvalds 32901da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 32911da177e4SLinus Torvalds { 32921da177e4SLinus Torvalds struct aac_delete_disk dd; 32931da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32941da177e4SLinus Torvalds 32951da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 329665101355SMark Haverkamp if (!fsa_dev_ptr) 329765101355SMark Haverkamp return -EBUSY; 32981da177e4SLinus Torvalds 32991da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 33001da177e4SLinus Torvalds return -EFAULT; 33011da177e4SLinus Torvalds 33021da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 33031da177e4SLinus Torvalds return -EINVAL; 33041da177e4SLinus Torvalds /* 33051da177e4SLinus Torvalds * Mark this container as being deleted. 33061da177e4SLinus Torvalds */ 33071da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 33081da177e4SLinus Torvalds /* 33091da177e4SLinus Torvalds * Mark the container as no longer valid 33101da177e4SLinus Torvalds */ 33111da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 33121da177e4SLinus Torvalds return 0; 33131da177e4SLinus Torvalds } 33141da177e4SLinus Torvalds 33151da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 33161da177e4SLinus Torvalds { 33171da177e4SLinus Torvalds struct aac_delete_disk dd; 33181da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33191da177e4SLinus Torvalds 33201da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 332190ee3466SMark Haverkamp if (!fsa_dev_ptr) 332265101355SMark Haverkamp return -EBUSY; 33231da177e4SLinus Torvalds 33241da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 33251da177e4SLinus Torvalds return -EFAULT; 33261da177e4SLinus Torvalds 33271da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 33281da177e4SLinus Torvalds return -EINVAL; 33291da177e4SLinus Torvalds /* 33301da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 33311da177e4SLinus Torvalds */ 33321da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 33331da177e4SLinus Torvalds return -EBUSY; 33341da177e4SLinus Torvalds else { 33351da177e4SLinus Torvalds /* 33361da177e4SLinus Torvalds * Mark the container as no longer being valid. 33371da177e4SLinus Torvalds */ 33381da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 33391da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 33401da177e4SLinus Torvalds return 0; 33411da177e4SLinus Torvalds } 33421da177e4SLinus Torvalds } 33431da177e4SLinus Torvalds 33446f4e626fSNathan Chancellor int aac_dev_ioctl(struct aac_dev *dev, unsigned int cmd, void __user *arg) 33451da177e4SLinus Torvalds { 33461da177e4SLinus Torvalds switch (cmd) { 33471da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 33481da177e4SLinus Torvalds return query_disk(dev, arg); 33491da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 33501da177e4SLinus Torvalds return delete_disk(dev, arg); 33511da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 33521da177e4SLinus Torvalds return force_delete_disk(dev, arg); 33531da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 33541da177e4SLinus Torvalds return aac_get_containers(dev); 33551da177e4SLinus Torvalds default: 33561da177e4SLinus Torvalds return -ENOTTY; 33571da177e4SLinus Torvalds } 33581da177e4SLinus Torvalds } 33591da177e4SLinus Torvalds 33601da177e4SLinus Torvalds /** 33611da177e4SLinus Torvalds * aac_srb_callback 33621da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 33631da177e4SLinus Torvalds * @fibptr: pointer to the fib 33641da177e4SLinus Torvalds * 33651da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 33661da177e4SLinus Torvalds */ 33671da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 33681da177e4SLinus Torvalds { 33691da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 33701da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 33711da177e4SLinus Torvalds 33721da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 337303d44337SMark Haverkamp 337403d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 337503d44337SMark Haverkamp return; 337603d44337SMark Haverkamp 3377125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 33784ec57fb4SRaghava Aditya Renukunta 337955b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 33804ec57fb4SRaghava Aditya Renukunta 33811da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 338285d22bbfSMahesh Rajashekhara 338385d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 338485d22bbfSMahesh Rajashekhara /* fast response */ 338585d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 338685d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 338785d22bbfSMahesh Rajashekhara } else { 33881da177e4SLinus Torvalds /* 33891da177e4SLinus Torvalds * Calculate resid for sg 33901da177e4SLinus Torvalds */ 3391727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3392727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 33934ec57fb4SRaghava Aditya Renukunta } 33944ec57fb4SRaghava Aditya Renukunta 33954ec57fb4SRaghava Aditya Renukunta 33964ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 33974ec57fb4SRaghava Aditya Renukunta 33984ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 33994ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 34004ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 34014ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 34024ec57fb4SRaghava Aditya Renukunta 34031da177e4SLinus Torvalds /* 34041da177e4SLinus Torvalds * First check the fib status 34051da177e4SLinus Torvalds */ 34061da177e4SLinus Torvalds 34071da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 34081da177e4SLinus Torvalds int len; 340955b87608SMahesh Rajashekhara 34104ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 34114ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 34123ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 34133ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 3414cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16 | SAM_STAT_CHECK_CONDITION; 341555b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 341655b87608SMahesh Rajashekhara srbreply->sense_data, len); 34171da177e4SLinus Torvalds } 34181da177e4SLinus Torvalds 34191da177e4SLinus Torvalds /* 34201da177e4SLinus Torvalds * Next check the srb status 34211da177e4SLinus Torvalds */ 34221da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 34231da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 34241da177e4SLinus Torvalds case SRB_STATUS_PENDING: 34251da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 3426cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 34271da177e4SLinus Torvalds break; 34281da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 34291da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 34301da177e4SLinus Torvalds case READ_6: 34311da177e4SLinus Torvalds case WRITE_6: 34321da177e4SLinus Torvalds case READ_10: 34331da177e4SLinus Torvalds case WRITE_10: 34341da177e4SLinus Torvalds case READ_12: 34351da177e4SLinus Torvalds case WRITE_12: 34367a8cf29dSMark Haverkamp case READ_16: 34377a8cf29dSMark Haverkamp case WRITE_16: 343855b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 343955b87608SMahesh Rajashekhara < scsicmd->underflow) 34404ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 344155b87608SMahesh Rajashekhara else 34424ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 3443cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 34441da177e4SLinus Torvalds break; 34454ec57fb4SRaghava Aditya Renukunta case INQUIRY: 3446cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 34471da177e4SLinus Torvalds break; 34481da177e4SLinus Torvalds default: 3449cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 34501da177e4SLinus Torvalds break; 34511da177e4SLinus Torvalds } 34521da177e4SLinus Torvalds break; 34531da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 3454cdec16c1SHannes Reinecke scsicmd->result = DID_ABORT << 16; 34551da177e4SLinus Torvalds break; 34561da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 345755b87608SMahesh Rajashekhara /* 345855b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 345955b87608SMahesh Rajashekhara * hba was trying to abort for some reason 346055b87608SMahesh Rajashekhara */ 3461cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 34621da177e4SLinus Torvalds break; 34631da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 3464cdec16c1SHannes Reinecke scsicmd->result = DID_PARITY << 16; 34651da177e4SLinus Torvalds break; 34661da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 34671da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 34681da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 34691da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 34701da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 3471cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 34721da177e4SLinus Torvalds break; 34731da177e4SLinus Torvalds 34741da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 34751da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 3476cdec16c1SHannes Reinecke scsicmd->result = DID_TIME_OUT << 16; 34771da177e4SLinus Torvalds break; 34781da177e4SLinus Torvalds 34791da177e4SLinus Torvalds case SRB_STATUS_BUSY: 3480cdec16c1SHannes Reinecke scsicmd->result = DID_BUS_BUSY << 16; 34811da177e4SLinus Torvalds break; 34821da177e4SLinus Torvalds 34831da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 3484cdec16c1SHannes Reinecke scsicmd->result = DID_RESET << 16; 34851da177e4SLinus Torvalds break; 34861da177e4SLinus Torvalds 34871da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 3488cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 34891da177e4SLinus Torvalds break; 34901da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 34911da177e4SLinus Torvalds case SRB_STATUS_ERROR: 34921da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 34931da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 34941da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 34951da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 34961da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 34971da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 34981da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 34991da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 35001da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 35011da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 35021da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 35031da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 35041da177e4SLinus Torvalds default: 35051da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35064ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 35071da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 35081da177e4SLinus Torvalds aac_get_status_string( 35091da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 35101da177e4SLinus Torvalds scsicmd->cmnd[0], 35111da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 35121da177e4SLinus Torvalds #endif 35134ec57fb4SRaghava Aditya Renukunta /* 35144ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 35154ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 35164ec57fb4SRaghava Aditya Renukunta * 35174ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 35184ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 35194ec57fb4SRaghava Aditya Renukunta */ 35201fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 35211fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 35224ec57fb4SRaghava Aditya Renukunta 35231fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 3524cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 35251fc8010aSRajashekhara, Mahesh } else { 3526cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 35271fc8010aSRajashekhara, Mahesh } 35281fc8010aSRajashekhara, Mahesh } else { 3529cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 35301fc8010aSRajashekhara, Mahesh } 3531cdec16c1SHannes Reinecke break; 35321da177e4SLinus Torvalds } 353355b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 353455b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 35351da177e4SLinus Torvalds int len; 353655b87608SMahesh Rajashekhara 35371da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 35383ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35393ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 35401da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35414ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 35427a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 35431da177e4SLinus Torvalds #endif 354455b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 354555b87608SMahesh Rajashekhara srbreply->sense_data, len); 354655b87608SMahesh Rajashekhara } 35474ec57fb4SRaghava Aditya Renukunta 35481da177e4SLinus Torvalds /* 35491da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 35501da177e4SLinus Torvalds */ 35511da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 35521da177e4SLinus Torvalds 3553bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 3554*1dec65e3SBart Van Assche aac_scsi_done(scsicmd); 35551da177e4SLinus Torvalds } 35561da177e4SLinus Torvalds 3557ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3558ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3559ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3560ab5d129fSRaghava Aditya Renukunta 3561ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3562ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3563ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3564ab5d129fSRaghava Aditya Renukunta 3565ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3566ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3567cdec16c1SHannes Reinecke scsicmd->result |= DID_OK << 16; 3568ab5d129fSRaghava Aditya Renukunta break; 3569ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3570ab5d129fSRaghava Aditya Renukunta { 3571ab5d129fSRaghava Aditya Renukunta int len; 3572ab5d129fSRaghava Aditya Renukunta 3573ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3574ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3575ab5d129fSRaghava Aditya Renukunta if (len) 3576ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3577ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3578cdec16c1SHannes Reinecke scsicmd->result |= DID_OK << 16; 3579ab5d129fSRaghava Aditya Renukunta break; 3580ab5d129fSRaghava Aditya Renukunta } 3581ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3582cdec16c1SHannes Reinecke scsicmd->result |= DID_BUS_BUSY << 16; 3583ab5d129fSRaghava Aditya Renukunta break; 3584ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3585cdec16c1SHannes Reinecke scsicmd->result |= DID_ABORT << 16; 3586ab5d129fSRaghava Aditya Renukunta break; 3587ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3588ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3589ab5d129fSRaghava Aditya Renukunta default: 3590cdec16c1SHannes Reinecke scsicmd->result |= DID_ERROR << 16; 3591ab5d129fSRaghava Aditya Renukunta break; 3592ab5d129fSRaghava Aditya Renukunta } 3593ab5d129fSRaghava Aditya Renukunta } 3594ab5d129fSRaghava Aditya Renukunta 3595ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3596ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3597ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3598ab5d129fSRaghava Aditya Renukunta { 3599ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3600ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3601ab5d129fSRaghava Aditya Renukunta { 3602ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3603ab5d129fSRaghava Aditya Renukunta 3604ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3605ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3606ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3607ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3608ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3609ab5d129fSRaghava Aditya Renukunta } 3610cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 3611ab5d129fSRaghava Aditya Renukunta break; 3612ab5d129fSRaghava Aditya Renukunta } 3613ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3614ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3615cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_BUSY; 3616ab5d129fSRaghava Aditya Renukunta break; 3617ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3618cdec16c1SHannes Reinecke scsicmd->result = DID_ABORT << 16; 3619ab5d129fSRaghava Aditya Renukunta break; 3620ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3621cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 3622ab5d129fSRaghava Aditya Renukunta break; 3623ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3624ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3625cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 3626ab5d129fSRaghava Aditya Renukunta break; 3627ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3628ab5d129fSRaghava Aditya Renukunta default: 3629cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 3630ab5d129fSRaghava Aditya Renukunta break; 3631ab5d129fSRaghava Aditya Renukunta } 3632ab5d129fSRaghava Aditya Renukunta } 3633ab5d129fSRaghava Aditya Renukunta 36341da177e4SLinus Torvalds /** 3635ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3636ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3637ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3638ab5d129fSRaghava Aditya Renukunta * 3639ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3640ab5d129fSRaghava Aditya Renukunta */ 3641ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3642ab5d129fSRaghava Aditya Renukunta { 3643ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3644ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3645ab5d129fSRaghava Aditya Renukunta 3646ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3647ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3648ab5d129fSRaghava Aditya Renukunta 3649ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3650ab5d129fSRaghava Aditya Renukunta 3651ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3652ab5d129fSRaghava Aditya Renukunta return; 3653ab5d129fSRaghava Aditya Renukunta 3654ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3655ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3656ab5d129fSRaghava Aditya Renukunta 3657ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3658ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3659ab5d129fSRaghava Aditya Renukunta 3660ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3661ab5d129fSRaghava Aditya Renukunta /* fast response */ 3662cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 3663ab5d129fSRaghava Aditya Renukunta goto out; 3664ab5d129fSRaghava Aditya Renukunta } 3665ab5d129fSRaghava Aditya Renukunta 3666ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3667ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3668ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3669ab5d129fSRaghava Aditya Renukunta break; 3670ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3671ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3672ab5d129fSRaghava Aditya Renukunta break; 3673ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3674cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 3675ab5d129fSRaghava Aditya Renukunta break; 3676ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3677cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 3678ab5d129fSRaghava Aditya Renukunta break; 3679ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3680ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3681cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 3682ab5d129fSRaghava Aditya Renukunta break; 3683ab5d129fSRaghava Aditya Renukunta default: 3684cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 3685ab5d129fSRaghava Aditya Renukunta break; 3686ab5d129fSRaghava Aditya Renukunta } 3687ab5d129fSRaghava Aditya Renukunta 3688ab5d129fSRaghava Aditya Renukunta out: 3689ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3690ab5d129fSRaghava Aditya Renukunta 3691ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3692ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3693ab5d129fSRaghava Aditya Renukunta else 3694*1dec65e3SBart Van Assche aac_scsi_done(scsicmd); 3695ab5d129fSRaghava Aditya Renukunta } 3696ab5d129fSRaghava Aditya Renukunta 3697ab5d129fSRaghava Aditya Renukunta /** 3698ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 36991da177e4SLinus Torvalds * @scsicmd: the scsi command block 37001da177e4SLinus Torvalds * 37011da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 37021da177e4SLinus Torvalds * scsicmd passed in. 37031da177e4SLinus Torvalds */ 37041da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 37051da177e4SLinus Torvalds { 37061da177e4SLinus Torvalds struct fib* cmd_fibcontext; 37071da177e4SLinus Torvalds struct aac_dev* dev; 37081da177e4SLinus Torvalds int status; 37091da177e4SLinus Torvalds 371084971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3711e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 371284971738SMark Haverkamp scsicmd->device->lun > 7) { 37131da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 3714*1dec65e3SBart Van Assche aac_scsi_done(scsicmd); 37151da177e4SLinus Torvalds return 0; 37161da177e4SLinus Torvalds } 37171da177e4SLinus Torvalds 37181da177e4SLinus Torvalds /* 37191da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 37201da177e4SLinus Torvalds */ 37216bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 37221ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3723e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 37241da177e4SLinus Torvalds 37251da177e4SLinus Torvalds /* 37261da177e4SLinus Torvalds * Check that the command queued to the controller 37271da177e4SLinus Torvalds */ 37281ae948faSBrian King if (status == -EINPROGRESS) 37291da177e4SLinus Torvalds return 0; 37301da177e4SLinus Torvalds 3731bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3732bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3733bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 37341da177e4SLinus Torvalds 37351da177e4SLinus Torvalds return -1; 37361da177e4SLinus Torvalds } 37371da177e4SLinus Torvalds 3738ab5d129fSRaghava Aditya Renukunta /** 3739ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3740ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3741ab5d129fSRaghava Aditya Renukunta * 3742ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3743ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3744ab5d129fSRaghava Aditya Renukunta */ 3745ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3746ab5d129fSRaghava Aditya Renukunta { 3747ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3748ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3749ab5d129fSRaghava Aditya Renukunta int status; 3750ab5d129fSRaghava Aditya Renukunta 3751ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3752ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3753ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3754ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3755*1dec65e3SBart Van Assche aac_scsi_done(scsicmd); 3756ab5d129fSRaghava Aditya Renukunta return 0; 3757ab5d129fSRaghava Aditya Renukunta } 3758ab5d129fSRaghava Aditya Renukunta 3759ab5d129fSRaghava Aditya Renukunta /* 3760ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3761ab5d129fSRaghava Aditya Renukunta */ 3762ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3763ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3764ab5d129fSRaghava Aditya Renukunta return -1; 3765ab5d129fSRaghava Aditya Renukunta 37661ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3767ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3768ab5d129fSRaghava Aditya Renukunta 3769ab5d129fSRaghava Aditya Renukunta /* 3770ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3771ab5d129fSRaghava Aditya Renukunta */ 37721ae948faSBrian King if (status == -EINPROGRESS) 3773ab5d129fSRaghava Aditya Renukunta return 0; 3774ab5d129fSRaghava Aditya Renukunta 3775ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3776ab5d129fSRaghava Aditya Renukunta status); 3777ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3778ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3779ab5d129fSRaghava Aditya Renukunta 3780ab5d129fSRaghava Aditya Renukunta return -1; 3781ab5d129fSRaghava Aditya Renukunta } 3782ab5d129fSRaghava Aditya Renukunta 3783ab5d129fSRaghava Aditya Renukunta 37840b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 37851da177e4SLinus Torvalds { 37861da177e4SLinus Torvalds unsigned long byte_count = 0; 3787727eead6SFUJITA Tomonori int nseg; 3788a2260323SNikola Pajkovsky struct scatterlist *sg; 3789a2260323SNikola Pajkovsky int i; 37901da177e4SLinus Torvalds 37911da177e4SLinus Torvalds // Get rid of old data 37921da177e4SLinus Torvalds psg->count = 0; 37931da177e4SLinus Torvalds psg->sg[0].addr = 0; 37941da177e4SLinus Torvalds psg->sg[0].count = 0; 3795727eead6SFUJITA Tomonori 3796727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3797a2260323SNikola Pajkovsky if (nseg <= 0) 37980b433447SMahesh Rajashekhara return nseg; 37991da177e4SLinus Torvalds 3800727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38011da177e4SLinus Torvalds 3802727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38031da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 38041da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 38051da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 38061da177e4SLinus Torvalds } 38071da177e4SLinus Torvalds /* hba wants the size to be exact */ 3808727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 380956b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3810727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 381156b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3812727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38131da177e4SLinus Torvalds } 38141da177e4SLinus Torvalds /* Check for command underflow */ 38151da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 38161da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38171da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38181da177e4SLinus Torvalds } 3819a2260323SNikola Pajkovsky 38201da177e4SLinus Torvalds return byte_count; 38211da177e4SLinus Torvalds } 38221da177e4SLinus Torvalds 38231da177e4SLinus Torvalds 38240b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 38251da177e4SLinus Torvalds { 38261da177e4SLinus Torvalds unsigned long byte_count = 0; 382756b58712SMark Haverkamp u64 addr; 3828727eead6SFUJITA Tomonori int nseg; 3829a2260323SNikola Pajkovsky struct scatterlist *sg; 3830a2260323SNikola Pajkovsky int i; 38311da177e4SLinus Torvalds 38321da177e4SLinus Torvalds // Get rid of old data 38331da177e4SLinus Torvalds psg->count = 0; 38341da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 38351da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 38361da177e4SLinus Torvalds psg->sg[0].count = 0; 3837727eead6SFUJITA Tomonori 3838727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3839a2260323SNikola Pajkovsky if (nseg <= 0) 38400b433447SMahesh Rajashekhara return nseg; 38411da177e4SLinus Torvalds 3842727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38431241f359SMark Haverkamp int count = sg_dma_len(sg); 384456b58712SMark Haverkamp addr = sg_dma_address(sg); 384556b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 384656b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 38471241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38481241f359SMark Haverkamp byte_count += count; 38491da177e4SLinus Torvalds } 3850727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38511da177e4SLinus Torvalds /* hba wants the size to be exact */ 3852727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 385356b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3854727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 385556b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3856727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38571da177e4SLinus Torvalds } 38581da177e4SLinus Torvalds /* Check for command underflow */ 38591da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 38601da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38611da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38621da177e4SLinus Torvalds } 3863a2260323SNikola Pajkovsky 38641da177e4SLinus Torvalds return byte_count; 38651da177e4SLinus Torvalds } 38661da177e4SLinus Torvalds 38670b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 38680e68c003SMark Haverkamp { 38690e68c003SMark Haverkamp unsigned long byte_count = 0; 3870727eead6SFUJITA Tomonori int nseg; 3871a2260323SNikola Pajkovsky struct scatterlist *sg; 3872a2260323SNikola Pajkovsky int i; 38730e68c003SMark Haverkamp 38740e68c003SMark Haverkamp // Get rid of old data 38750e68c003SMark Haverkamp psg->count = 0; 38760e68c003SMark Haverkamp psg->sg[0].next = 0; 38770e68c003SMark Haverkamp psg->sg[0].prev = 0; 38780e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 38790e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 38800e68c003SMark Haverkamp psg->sg[0].count = 0; 38810e68c003SMark Haverkamp psg->sg[0].flags = 0; 3882727eead6SFUJITA Tomonori 3883727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3884a2260323SNikola Pajkovsky if (nseg <= 0) 38850b433447SMahesh Rajashekhara return nseg; 38860e68c003SMark Haverkamp 3887727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38880e68c003SMark Haverkamp int count = sg_dma_len(sg); 38890e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 38900e68c003SMark Haverkamp psg->sg[i].next = 0; 38910e68c003SMark Haverkamp psg->sg[i].prev = 0; 38920e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 38930e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 38940e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38950e68c003SMark Haverkamp psg->sg[i].flags = 0; 38960e68c003SMark Haverkamp byte_count += count; 38970e68c003SMark Haverkamp } 3898727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38990e68c003SMark Haverkamp /* hba wants the size to be exact */ 3900727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 39010e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3902727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 39030e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3904727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39050e68c003SMark Haverkamp } 39060e68c003SMark Haverkamp /* Check for command underflow */ 39070e68c003SMark Haverkamp if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39080e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39090e68c003SMark Haverkamp byte_count, scsicmd->underflow); 39100e68c003SMark Haverkamp } 3911a2260323SNikola Pajkovsky 39120e68c003SMark Haverkamp return byte_count; 39130e68c003SMark Haverkamp } 39140e68c003SMark Haverkamp 39150b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 39160b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 391785d22bbfSMahesh Rajashekhara { 391885d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 391985d22bbfSMahesh Rajashekhara int nseg; 392085d22bbfSMahesh Rajashekhara struct scatterlist *sg; 392185d22bbfSMahesh Rajashekhara int i, conformable = 0; 392285d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 392385d22bbfSMahesh Rajashekhara 3924a2260323SNikola Pajkovsky nseg = scsi_dma_map(scsicmd); 3925a2260323SNikola Pajkovsky if (nseg <= 0) 3926a2260323SNikola Pajkovsky return nseg; 3927a2260323SNikola Pajkovsky 392885d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 392985d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 393085d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 393185d22bbfSMahesh Rajashekhara 393285d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 393385d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 393485d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 393585d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 393685d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 393785d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 393885d22bbfSMahesh Rajashekhara if (i == 0) { 393985d22bbfSMahesh Rajashekhara conformable = 1; 394085d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 394185d22bbfSMahesh Rajashekhara } else if (i == 1) { 394285d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 394385d22bbfSMahesh Rajashekhara min_size = cur_size; 394485d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 394585d22bbfSMahesh Rajashekhara conformable = 0; 394685d22bbfSMahesh Rajashekhara if (cur_size < min_size) 394785d22bbfSMahesh Rajashekhara min_size = cur_size; 394885d22bbfSMahesh Rajashekhara } 394985d22bbfSMahesh Rajashekhara byte_count += count; 395085d22bbfSMahesh Rajashekhara } 395185d22bbfSMahesh Rajashekhara 395285d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 395385d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 395485d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 395585d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 395685d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 395785d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 395885d22bbfSMahesh Rajashekhara } 395985d22bbfSMahesh Rajashekhara 396085d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 396185d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 396285d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 396385d22bbfSMahesh Rajashekhara if (!conformable) { 396485d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 396585d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 396685d22bbfSMahesh Rajashekhara err_found = 0; 396785d22bbfSMahesh Rajashekhara nseg_new = 2; 396885d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 396985d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 397085d22bbfSMahesh Rajashekhara err_found = 1; 397185d22bbfSMahesh Rajashekhara break; 397285d22bbfSMahesh Rajashekhara } 397385d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 397485d22bbfSMahesh Rajashekhara } 397585d22bbfSMahesh Rajashekhara if (!err_found) 397685d22bbfSMahesh Rajashekhara break; 397785d22bbfSMahesh Rajashekhara } 397896676246SNikola Pajkovsky if (i > 0 && nseg_new <= sg_max) { 397996676246SNikola Pajkovsky int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); 398096676246SNikola Pajkovsky 398196676246SNikola Pajkovsky if (ret < 0) 398296676246SNikola Pajkovsky return ret; 398396676246SNikola Pajkovsky } 398485d22bbfSMahesh Rajashekhara } else 398585d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 398685d22bbfSMahesh Rajashekhara 398785d22bbfSMahesh Rajashekhara /* Check for command underflow */ 398885d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 398985d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 399085d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 399185d22bbfSMahesh Rajashekhara } 399285d22bbfSMahesh Rajashekhara 399385d22bbfSMahesh Rajashekhara return byte_count; 399485d22bbfSMahesh Rajashekhara } 399585d22bbfSMahesh Rajashekhara 399685d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 399785d22bbfSMahesh Rajashekhara { 399885d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 399985d22bbfSMahesh Rajashekhara int i, j, pos; 400085d22bbfSMahesh Rajashekhara u32 addr_low; 400185d22bbfSMahesh Rajashekhara 400285d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 400385d22bbfSMahesh Rajashekhara return 0; 400485d22bbfSMahesh Rajashekhara 400539107e85SGustavo A. R. Silva sge = kmalloc_array(nseg_new, sizeof(*sge), GFP_ATOMIC); 400685d22bbfSMahesh Rajashekhara if (sge == NULL) 400796676246SNikola Pajkovsky return -ENOMEM; 400885d22bbfSMahesh Rajashekhara 400985d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 401085d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 401185d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 401285d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 401385d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 401485d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 401585d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 401685d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 401785d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 401885d22bbfSMahesh Rajashekhara pos++; 401985d22bbfSMahesh Rajashekhara } 402085d22bbfSMahesh Rajashekhara } 402185d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 402285d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 402385d22bbfSMahesh Rajashekhara 402485d22bbfSMahesh Rajashekhara kfree(sge); 402585d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 402685d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 402785d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 402885d22bbfSMahesh Rajashekhara return 0; 402985d22bbfSMahesh Rajashekhara } 403085d22bbfSMahesh Rajashekhara 4031ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4032ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4033ab5d129fSRaghava Aditya Renukunta int sg_max, 4034ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4035ab5d129fSRaghava Aditya Renukunta { 4036ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4037ab5d129fSRaghava Aditya Renukunta int nseg; 4038ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4039ab5d129fSRaghava Aditya Renukunta int i; 4040ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4041ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4042ab5d129fSRaghava Aditya Renukunta 4043ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4044ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4045ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4046ab5d129fSRaghava Aditya Renukunta goto out; 4047ab5d129fSRaghava Aditya Renukunta } 4048ab5d129fSRaghava Aditya Renukunta 4049ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4050ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4051ab5d129fSRaghava Aditya Renukunta else 4052ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4053ab5d129fSRaghava Aditya Renukunta 4054ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4055ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4056ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4057ab5d129fSRaghava Aditya Renukunta 4058ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4059ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4060ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4061ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4062ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4063ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4064ab5d129fSRaghava Aditya Renukunta byte_count += count; 4065ab5d129fSRaghava Aditya Renukunta sge++; 4066ab5d129fSRaghava Aditya Renukunta } 4067ab5d129fSRaghava Aditya Renukunta 4068ab5d129fSRaghava Aditya Renukunta sge--; 4069ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4070ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4071ab5d129fSRaghava Aditya Renukunta u32 temp; 4072ab5d129fSRaghava Aditya Renukunta 4073ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4074ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4075ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4076ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4077ab5d129fSRaghava Aditya Renukunta } 4078ab5d129fSRaghava Aditya Renukunta 4079ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4080ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4081ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4082ab5d129fSRaghava Aditya Renukunta } else { 4083ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4084ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4085ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4086ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4087ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4088ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4089ab5d129fSRaghava Aditya Renukunta } 4090ab5d129fSRaghava Aditya Renukunta 4091ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4092ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4093ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4094ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4095ab5d129fSRaghava Aditya Renukunta } 4096ab5d129fSRaghava Aditya Renukunta out: 4097ab5d129fSRaghava Aditya Renukunta return byte_count; 4098ab5d129fSRaghava Aditya Renukunta } 4099ab5d129fSRaghava Aditya Renukunta 41001da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 41011da177e4SLinus Torvalds 41021da177e4SLinus Torvalds struct aac_srb_status_info { 41031da177e4SLinus Torvalds u32 status; 41041da177e4SLinus Torvalds char *str; 41051da177e4SLinus Torvalds }; 41061da177e4SLinus Torvalds 41071da177e4SLinus Torvalds 41081da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 41091da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 41101da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 41111da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 41121da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 41131da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 41141da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 41151da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 41161da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 41171da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 41181da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 41191da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 41201da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 41211da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 41221da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 41231da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 41241da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 41251da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 41261da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 41271da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 41281da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 41291da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 41301da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 41311da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 41321da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 41331da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 41341da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 41351da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 41361da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 41371da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 41381da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 41391da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 41401da177e4SLinus Torvalds { 0xff, "Unknown Error"} 41411da177e4SLinus Torvalds }; 41421da177e4SLinus Torvalds 41431da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 41441da177e4SLinus Torvalds { 41451da177e4SLinus Torvalds int i; 41461da177e4SLinus Torvalds 41476391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 41486391a113STobias Klauser if (srb_status_info[i].status == status) 41491da177e4SLinus Torvalds return srb_status_info[i].str; 41501da177e4SLinus Torvalds 41511da177e4SLinus Torvalds return "Bad Status Code"; 41521da177e4SLinus Torvalds } 41531da177e4SLinus Torvalds 41541da177e4SLinus Torvalds #endif 4155