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> 283a0086a8SSalyzyn, Mark #include <linux/highmem.h> /* For flush_kernel_dcache_page */ 29acf3368fSPaul Gortmaker #include <linux/module.h> 301da177e4SLinus Torvalds 314b000227SRaghava Aditya Renukunta #include <asm/unaligned.h> 324b000227SRaghava Aditya Renukunta 331da177e4SLinus Torvalds #include <scsi/scsi.h> 341da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 351da177e4SLinus Torvalds #include <scsi/scsi_device.h> 361da177e4SLinus Torvalds #include <scsi/scsi_host.h> 371da177e4SLinus Torvalds 381da177e4SLinus Torvalds #include "aacraid.h" 391da177e4SLinus Torvalds 401da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 411da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 421da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 431da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 441da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 451da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 461da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 471da177e4SLinus Torvalds 481da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 491da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 501da177e4SLinus Torvalds 511da177e4SLinus Torvalds /* 521da177e4SLinus Torvalds * Sense codes 531da177e4SLinus Torvalds */ 541da177e4SLinus Torvalds 551da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 561da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 571da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 581da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 59f956a669SRaghava Aditya Renukunta #define SENCODE_UNRECOVERED_READ_ERROR 0x11 601da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 611da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 621da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 631da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 641da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 651da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 661da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 671da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 681da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 691da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 701da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 711da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 721da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 731da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 741da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 751da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 761da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 771da177e4SLinus Torvalds 781da177e4SLinus Torvalds /* 791da177e4SLinus Torvalds * Additional sense codes 801da177e4SLinus Torvalds */ 811da177e4SLinus Torvalds 821da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 831da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 841da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 851da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 861da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 871da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 881da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 891da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 901da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 911da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 921da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 931da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 941da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 951da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 961da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 971da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 981da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 991da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1001da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1011da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1021da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1031da177e4SLinus Torvalds 1041da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1051da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1061da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1071da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1081da177e4SLinus Torvalds 109b836439fSMahesh Rajashekhara /* MODE_SENSE data format */ 110b836439fSMahesh Rajashekhara typedef struct { 111b836439fSMahesh Rajashekhara struct { 112b836439fSMahesh Rajashekhara u8 data_length; 113b836439fSMahesh Rajashekhara u8 med_type; 114b836439fSMahesh Rajashekhara u8 dev_par; 115b836439fSMahesh Rajashekhara u8 bd_length; 116b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 117b836439fSMahesh Rajashekhara struct { 118b836439fSMahesh Rajashekhara u8 dens_code; 119b836439fSMahesh Rajashekhara u8 block_count[3]; 120b836439fSMahesh Rajashekhara u8 reserved; 121b836439fSMahesh Rajashekhara u8 block_length[3]; 122b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 123b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 124b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep_data; 125b836439fSMahesh Rajashekhara 126b836439fSMahesh Rajashekhara /* MODE_SENSE_10 data format */ 127b836439fSMahesh Rajashekhara typedef struct { 128b836439fSMahesh Rajashekhara struct { 129b836439fSMahesh Rajashekhara u8 data_length[2]; 130b836439fSMahesh Rajashekhara u8 med_type; 131b836439fSMahesh Rajashekhara u8 dev_par; 132b836439fSMahesh Rajashekhara u8 rsrvd[2]; 133b836439fSMahesh Rajashekhara u8 bd_length[2]; 134b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 135b836439fSMahesh Rajashekhara struct { 136b836439fSMahesh Rajashekhara u8 dens_code; 137b836439fSMahesh Rajashekhara u8 block_count[3]; 138b836439fSMahesh Rajashekhara u8 reserved; 139b836439fSMahesh Rajashekhara u8 block_length[3]; 140b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 141b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 142b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep10_data; 143b836439fSMahesh Rajashekhara 1441da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1451da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1461da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1471da177e4SLinus Torvalds /* SCSI inquiry data */ 1481da177e4SLinus Torvalds struct inquiry_data { 1491da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1501da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1511da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1521da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1531da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1541da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1551da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1561da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1571da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1581da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1591da177e4SLinus Torvalds }; 1601da177e4SLinus Torvalds 1615d910649SMahesh Rajashekhara /* Added for VPD 0x83 */ 162999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 { 163999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 164999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 165999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 166999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 167999b3ffcSRaghava Aditya Renukunta u8 reserved3; 168999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 169999b3ffcSRaghava Aditya Renukunta u8 venid[8]; 170999b3ffcSRaghava Aditya Renukunta u8 productid[16]; 171999b3ffcSRaghava Aditya Renukunta u8 serialnumber[8]; /* SN in ASCII */ 1725d910649SMahesh Rajashekhara 173999b3ffcSRaghava Aditya Renukunta }; 1745d910649SMahesh Rajashekhara 175999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 { 176999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 177999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 178999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 179999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 180999b3ffcSRaghava Aditya Renukunta u8 reserved3; 181999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 182999b3ffcSRaghava Aditya Renukunta struct teu64id { 1835d910649SMahesh Rajashekhara u32 Serial; 1845d910649SMahesh Rajashekhara /* The serial number supposed to be 40 bits, 1855d910649SMahesh Rajashekhara * bit we only support 32, so make the last byte zero. */ 186999b3ffcSRaghava Aditya Renukunta u8 reserved; 187999b3ffcSRaghava Aditya Renukunta u8 venid[3]; 188999b3ffcSRaghava Aditya Renukunta } eu64id; 1895d910649SMahesh Rajashekhara 190999b3ffcSRaghava Aditya Renukunta }; 1915d910649SMahesh Rajashekhara 192999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 { 193999b3ffcSRaghava Aditya Renukunta u8 codeset : 4; /* VPD_CODE_SET */ 194999b3ffcSRaghava Aditya Renukunta u8 reserved : 4; 195999b3ffcSRaghava Aditya Renukunta u8 identifiertype : 4; /* VPD_IDENTIFIER_TYPE */ 196999b3ffcSRaghava Aditya Renukunta u8 reserved2 : 4; 197999b3ffcSRaghava Aditya Renukunta u8 reserved3; 198999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 199999b3ffcSRaghava Aditya Renukunta u8 Identifier[16]; 200999b3ffcSRaghava Aditya Renukunta }; 201999b3ffcSRaghava Aditya Renukunta 202999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 { 2035d910649SMahesh Rajashekhara u8 DeviceType:5; 2045d910649SMahesh Rajashekhara u8 DeviceTypeQualifier:3; 2055d910649SMahesh Rajashekhara u8 PageCode; 206999b3ffcSRaghava Aditya Renukunta u8 reserved; 2075d910649SMahesh Rajashekhara u8 PageLength; 208999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 type1; 209999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 type2; 210999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 type3; 211999b3ffcSRaghava Aditya Renukunta }; 2125d910649SMahesh Rajashekhara 2131da177e4SLinus Torvalds /* 2141da177e4SLinus Torvalds * M O D U L E G L O B A L S 2151da177e4SLinus Torvalds */ 2161da177e4SLinus Torvalds 2170b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *sgmap); 2180b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg); 2190b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg); 2200b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 2210b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max); 222ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 223ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 224ab5d129fSRaghava Aditya Renukunta int sg_max, u64 sg_address); 2250b433447SMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, 2260b433447SMahesh Rajashekhara int pages, int nseg, int nseg_new); 2271da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 228ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd); 2291da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 2301da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 2311da177e4SLinus Torvalds #endif 2321da177e4SLinus Torvalds 2331da177e4SLinus Torvalds /* 2341da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 2351da177e4SLinus Torvalds */ 2361da177e4SLinus Torvalds 2371da177e4SLinus Torvalds static int nondasd = -1; 238d8e96507SLeubner, Achim static int aac_cache = 2; /* WCE=0 to avoid performance problems */ 2391da177e4SLinus Torvalds static int dacmode = -1; 2408ef22247SSalyzyn, Mark int aac_msi; 2411208bab5SSalyzyn, Mark int aac_commit = -1; 242404d9a90SMark Haverkamp int startup_timeout = 180; 243404d9a90SMark Haverkamp int aif_timeout = 120; 24411604612SMahesh Rajashekhara int aac_sync_mode; /* Only Sync. transfer - disabled */ 24585d22bbfSMahesh Rajashekhara int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ 2461da177e4SLinus Torvalds 24711604612SMahesh Rajashekhara module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); 24811604612SMahesh Rajashekhara MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" 24911604612SMahesh Rajashekhara " 0=off, 1=on"); 25085d22bbfSMahesh Rajashekhara module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); 25185d22bbfSMahesh Rajashekhara MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" 25285d22bbfSMahesh Rajashekhara " 0=off, 1=on"); 2539a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 2548ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 2558ef22247SSalyzyn, Mark " 0=off, 1=on"); 25695e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 2578ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 2588ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 2598ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 260d8e96507SLeubner, Achim "\tbit 2 - Disable only if Battery is protecting Cache"); 2619a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 2628ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 2638ef22247SSalyzyn, Mark " 0=off, 1=on"); 2641208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 2658ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 2668ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 2678ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 2688ef22247SSalyzyn, Mark " 0=off, 1=on"); 2698ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 2708ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 2719022d375SMahesh Rajashekhara " 0=PIC(default), 1=MSI, 2=MSI-X)"); 272404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 2738ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 2748ef22247SSalyzyn, Mark " adapter to have it's kernel up and\n" 2758ef22247SSalyzyn, Mark "running. This is typically adjusted for large systems that do not" 2768ef22247SSalyzyn, Mark " have a BIOS."); 277404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 2788ef22247SSalyzyn, Mark MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 2798ef22247SSalyzyn, Mark " applications to pick up AIFs before\n" 2808ef22247SSalyzyn, Mark "deregistering them. This is typically adjusted for heavily burdened" 2818ef22247SSalyzyn, Mark " systems."); 2821da177e4SLinus Torvalds 28309624645SRaghava Aditya Renukunta int aac_fib_dump; 28409624645SRaghava Aditya Renukunta module_param(aac_fib_dump, int, 0644); 28509624645SRaghava Aditya Renukunta MODULE_PARM_DESC(aac_fib_dump, "Dump controller fibs prior to IOP_RESET 0=off, 1=on"); 28609624645SRaghava Aditya Renukunta 2877c00ffa3SMark Haverkamp int numacb = -1; 2887c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 2898ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 2908ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 2918ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 2927c00ffa3SMark Haverkamp 2937c00ffa3SMark Haverkamp int acbsize = -1; 2947c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 2958ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 2968ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 2978ef22247SSalyzyn, Mark " suggestion from Firmware."); 298653ba58dSMark Haverkamp 29929c97684SSalyzyn, Mark int update_interval = 30 * 60; 30029c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 3018ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 3028ef22247SSalyzyn, Mark " updates issued to adapter."); 30329c97684SSalyzyn, Mark 30411da1b7cSRaghava Aditya Renukunta int check_interval = 60; 30529c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 3068ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 3078ef22247SSalyzyn, Mark " checks."); 30829c97684SSalyzyn, Mark 30987f3bda3SAndrew Morton int aac_check_reset = 1; 31087f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 31195e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 3128ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 3138ef22247SSalyzyn, Mark " ignore it."); 31429c97684SSalyzyn, Mark 315e37ee4beSMark Haverkamp int expose_physicals = -1; 316653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 3178ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 3188ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 31903d44337SMark Haverkamp 3208ef22247SSalyzyn, Mark int aac_reset_devices; 3211208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 3221208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 32303d44337SMark Haverkamp 324d8e96507SLeubner, Achim int aac_wwn = 1; 325d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 326d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 327d8e96507SLeubner, Achim "\t0 - Disable\n" 328d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 329d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 330d8e96507SLeubner, Achim 331d8e96507SLeubner, Achim 33203d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 33303d44337SMark Haverkamp struct fib *fibptr) { 33403d44337SMark Haverkamp struct scsi_device *device; 33503d44337SMark Haverkamp 33603d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 337c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 33803d44337SMark Haverkamp aac_fib_complete(fibptr); 33903d44337SMark Haverkamp return 0; 34003d44337SMark Haverkamp } 34103d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 34203d44337SMark Haverkamp device = scsicmd->device; 3433ffd6c5aSRaghava Aditya Renukunta if (unlikely(!device)) { 34403d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 34503d44337SMark Haverkamp aac_fib_complete(fibptr); 34603d44337SMark Haverkamp return 0; 34703d44337SMark Haverkamp } 34803d44337SMark Haverkamp return 1; 34903d44337SMark Haverkamp } 35003d44337SMark Haverkamp 3511da177e4SLinus Torvalds /** 3521da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 3531da177e4SLinus Torvalds * @common: adapter to query 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 4451da177e4SLinus Torvalds * @common: adapter to probe 4461da177e4SLinus Torvalds * 4471da177e4SLinus Torvalds * Make a list of all containers on this controller 4481da177e4SLinus Torvalds */ 4491da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 4501da177e4SLinus Torvalds { 4511da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4521da177e4SLinus Torvalds u32 index; 4531da177e4SLinus Torvalds int status = 0; 4541da177e4SLinus Torvalds struct fib * fibptr; 4551da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 4561da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 4571da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4581da177e4SLinus Torvalds 459bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4601da177e4SLinus Torvalds return -ENOMEM; 4611da177e4SLinus Torvalds 462bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4631da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 4641da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4651da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 4661da177e4SLinus Torvalds 467bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4681da177e4SLinus Torvalds fibptr, 4691da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 4701da177e4SLinus Torvalds FsaNormal, 4711da177e4SLinus Torvalds 1, 1, 4721da177e4SLinus Torvalds NULL, NULL); 4731da177e4SLinus Torvalds if (status >= 0) { 4741da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 4751da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 4761c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 477a7129a54SMahesh Rajashekhara AAC_OPTION_SUPPORTED_240_VOLUMES) { 478a7129a54SMahesh Rajashekhara maximum_num_containers = 479a7129a54SMahesh Rajashekhara le32_to_cpu(dresp->MaxSimpleVolumes); 480a7129a54SMahesh Rajashekhara } 481bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4821da177e4SLinus Torvalds } 483cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 484cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 485fe76df42SMark Haverkamp aac_fib_free(fibptr); 4861da177e4SLinus Torvalds 4871da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 4881da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4893ffd6c5aSRaghava Aditya Renukunta if (dev->fsa_dev == NULL || 4903ffd6c5aSRaghava Aditya Renukunta dev->maximum_num_containers != maximum_num_containers) { 4913ffd6c5aSRaghava Aditya Renukunta 4923ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = dev->fsa_dev; 4933ffd6c5aSRaghava Aditya Renukunta 4943ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev = kcalloc(maximum_num_containers, 4953ffd6c5aSRaghava Aditya Renukunta sizeof(*fsa_dev_ptr), GFP_KERNEL); 4963ffd6c5aSRaghava Aditya Renukunta 4973ffd6c5aSRaghava Aditya Renukunta kfree(fsa_dev_ptr); 4983ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = NULL; 4993ffd6c5aSRaghava Aditya Renukunta 5003ffd6c5aSRaghava Aditya Renukunta 5013ffd6c5aSRaghava Aditya Renukunta if (!dev->fsa_dev) 5021da177e4SLinus Torvalds return -ENOMEM; 5031da177e4SLinus Torvalds 5041da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 5053ffd6c5aSRaghava Aditya Renukunta } 5063ffd6c5aSRaghava Aditya Renukunta for (index = 0; index < dev->maximum_num_containers; index++) { 5073ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].devname[0] = '\0'; 5083ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].valid = 0; 5091da177e4SLinus Torvalds 510fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 5111da177e4SLinus Torvalds 5121da177e4SLinus Torvalds if (status < 0) { 5131da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 5141da177e4SLinus Torvalds break; 5151da177e4SLinus Torvalds } 5161da177e4SLinus Torvalds } 5171da177e4SLinus Torvalds return status; 5181da177e4SLinus Torvalds } 5191da177e4SLinus Torvalds 5201da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 5211da177e4SLinus Torvalds { 5221da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 5231da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 5241da177e4SLinus Torvalds 5251da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 5261da177e4SLinus Torvalds 52703d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 52803d44337SMark Haverkamp return; 52903d44337SMark Haverkamp 5301da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 531125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 5321da177e4SLinus Torvalds 5331da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 5341da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 5351da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 5361da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 5371da177e4SLinus Torvalds char *sp = get_name_reply->data; 538c593642cSPankaj Bharadiya int data_size = sizeof_field(struct aac_get_name_resp, data); 539c8026732SRaghava Aditya Renukunta 540c8026732SRaghava Aditya Renukunta sp[data_size - 1] = '\0'; 5411da177e4SLinus Torvalds while (*sp == ' ') 5421da177e4SLinus Torvalds ++sp; 5433b2946ccSMark Haverkamp if (*sp) { 544d4345028SFUJITA Tomonori struct inquiry_data inq; 5453b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 5463b2946ccSMark Haverkamp int count = sizeof(d); 5473b2946ccSMark Haverkamp char *dp = d; 5483b2946ccSMark Haverkamp do { 5491da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 5501da177e4SLinus Torvalds } while (--count > 0); 551d4345028SFUJITA Tomonori 552d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 553d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 554d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 5551da177e4SLinus Torvalds } 5563b2946ccSMark Haverkamp } 5573b2946ccSMark Haverkamp 5581da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 5591da177e4SLinus Torvalds 560bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 5618e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 5621da177e4SLinus Torvalds } 5631da177e4SLinus Torvalds 5641da177e4SLinus Torvalds /** 5651da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 5661da177e4SLinus Torvalds */ 5679e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 5681da177e4SLinus Torvalds { 5691da177e4SLinus Torvalds int status; 570c8026732SRaghava Aditya Renukunta int data_size; 5711da177e4SLinus Torvalds struct aac_get_name *dinfo; 5721da177e4SLinus Torvalds struct fib * cmd_fibcontext; 5731da177e4SLinus Torvalds struct aac_dev * dev; 5741da177e4SLinus Torvalds 5751da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 5761da177e4SLinus Torvalds 577c593642cSPankaj Bharadiya data_size = sizeof_field(struct aac_get_name_resp, data); 578c8026732SRaghava Aditya Renukunta 5796bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 5801da177e4SLinus Torvalds 581bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 5821da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 5831ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5841da177e4SLinus Torvalds 5851da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 5861da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 5879e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 588c8026732SRaghava Aditya Renukunta dinfo->count = cpu_to_le32(data_size - 1); 5891da177e4SLinus Torvalds 590bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 5911da177e4SLinus Torvalds cmd_fibcontext, 592fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_name_resp), 5931da177e4SLinus Torvalds FsaNormal, 5941da177e4SLinus Torvalds 0, 1, 5951da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 5961da177e4SLinus Torvalds (void *) scsicmd); 5971da177e4SLinus Torvalds 5981da177e4SLinus Torvalds /* 5991da177e4SLinus Torvalds * Check that the command queued to the controller 6001da177e4SLinus Torvalds */ 6011ae948faSBrian King if (status == -EINPROGRESS) 6021da177e4SLinus Torvalds return 0; 6031da177e4SLinus Torvalds 604bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 605bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 6061da177e4SLinus Torvalds return -1; 6071da177e4SLinus Torvalds } 6081da177e4SLinus Torvalds 609fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 610fe76df42SMark Haverkamp { 611fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 612fe76df42SMark Haverkamp 6131a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 614fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 615fe76df42SMark Haverkamp 616fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 617fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 618fe76df42SMark Haverkamp return 0; 619fe76df42SMark Haverkamp } 620fe76df42SMark Haverkamp 6211a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 622fe76df42SMark Haverkamp { 62303d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 624fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 62503d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 626999b3ffcSRaghava Aditya Renukunta int i; 62703d44337SMark Haverkamp 62803d44337SMark Haverkamp 6291a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6301a655040SSalyzyn, Mark return; 631fe76df42SMark Haverkamp 632fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 6331a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 634fe76df42SMark Haverkamp if (fsa_dev_ptr) { 635fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 6361c68856eSRaghava Aditya Renukunta __le32 sup_options2; 6371c68856eSRaghava Aditya Renukunta 638fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 6391c68856eSRaghava Aditya Renukunta sup_options2 = 6401c68856eSRaghava Aditya Renukunta fibptr->dev->supplement_adapter_info.supported_options2; 641fe76df42SMark Haverkamp 642fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 643fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 644fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 6451c68856eSRaghava Aditya Renukunta if (!(sup_options2 & AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 646b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 647b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 648b836439fSMahesh Rajashekhara } else { 649b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 650b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 651b836439fSMahesh Rajashekhara } 652999b3ffcSRaghava Aditya Renukunta for (i = 0; i < 16; i++) 653999b3ffcSRaghava Aditya Renukunta fsa_dev_ptr->identifier[i] = 654999b3ffcSRaghava Aditya Renukunta dresp->mnt[0].fileinfo.bdevinfo 655999b3ffcSRaghava Aditya Renukunta .identifier[i]; 656fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 657655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 658655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 659655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 660655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 661655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 662fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 663fe76df42SMark Haverkamp fsa_dev_ptr->size 664fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 665fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 666fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 667fe76df42SMark Haverkamp } 668fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 669fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 670fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 671fe76df42SMark Haverkamp } 672fe76df42SMark Haverkamp aac_fib_complete(fibptr); 673fe76df42SMark Haverkamp aac_fib_free(fibptr); 674fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 675fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 6761a655040SSalyzyn, Mark (*callback)(scsicmd); 6771a655040SSalyzyn, Mark return; 678fe76df42SMark Haverkamp } 679fe76df42SMark Haverkamp 6801a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 681fe76df42SMark Haverkamp { 682fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 683fe76df42SMark Haverkamp struct aac_mount * dresp; 684fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 685fe76df42SMark Haverkamp int status; 686fe76df42SMark Haverkamp 687fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 6886c92f7dbSDave Carroll if (!aac_supports_2T(fibptr->dev)) { 689fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 6906c92f7dbSDave Carroll if ((le32_to_cpu(dresp->status) == ST_OK) && 6911a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 6921a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 6931a655040SSalyzyn, Mark return; 6941a655040SSalyzyn, Mark } 6956c92f7dbSDave Carroll } 696fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 697fe76df42SMark Haverkamp 69803d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 6991a655040SSalyzyn, Mark return; 70003d44337SMark Haverkamp 701fe76df42SMark Haverkamp aac_fib_init(fibptr); 702fe76df42SMark Haverkamp 703fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 704fe76df42SMark Haverkamp 7051c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 706b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 707b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 708b836439fSMahesh Rajashekhara else 709fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 710b836439fSMahesh Rajashekhara 711fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 712fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 7131ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 714fe76df42SMark Haverkamp 715fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 716fe76df42SMark Haverkamp fibptr, 717fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 718fe76df42SMark Haverkamp FsaNormal, 719fe76df42SMark Haverkamp 0, 1, 7201a655040SSalyzyn, Mark _aac_probe_container2, 721fe76df42SMark Haverkamp (void *) scsicmd); 722fe76df42SMark Haverkamp /* 723fe76df42SMark Haverkamp * Check that the command queued to the controller 724fe76df42SMark Haverkamp */ 7251ae948faSBrian King if (status < 0 && status != -EINPROGRESS) { 726fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 727fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7281a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 729fe76df42SMark Haverkamp } 730fe76df42SMark Haverkamp } 731fe76df42SMark Haverkamp 732fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 733fe76df42SMark Haverkamp { 734fe76df42SMark Haverkamp struct fib * fibptr; 735fe76df42SMark Haverkamp int status = -ENOMEM; 736fe76df42SMark Haverkamp 737fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 738fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 739fe76df42SMark Haverkamp 740fe76df42SMark Haverkamp aac_fib_init(fibptr); 741fe76df42SMark Haverkamp 742fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 743fe76df42SMark Haverkamp 7441c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 745b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 746b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 747b836439fSMahesh Rajashekhara else 748fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 749b836439fSMahesh Rajashekhara 750fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 751fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 752fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 7531ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 754fe76df42SMark Haverkamp 755fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 756fe76df42SMark Haverkamp fibptr, 757fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 758fe76df42SMark Haverkamp FsaNormal, 759fe76df42SMark Haverkamp 0, 1, 7601a655040SSalyzyn, Mark _aac_probe_container1, 761fe76df42SMark Haverkamp (void *) scsicmd); 762fe76df42SMark Haverkamp /* 763fe76df42SMark Haverkamp * Check that the command queued to the controller 764fe76df42SMark Haverkamp */ 7651ae948faSBrian King if (status == -EINPROGRESS) 766fe76df42SMark Haverkamp return 0; 7671ae948faSBrian King 768fe76df42SMark Haverkamp if (status < 0) { 769fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 770fe76df42SMark Haverkamp aac_fib_complete(fibptr); 771fe76df42SMark Haverkamp aac_fib_free(fibptr); 772fe76df42SMark Haverkamp } 773fe76df42SMark Haverkamp } 774fe76df42SMark Haverkamp if (status < 0) { 775fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 776fe76df42SMark Haverkamp if (fsa_dev_ptr) { 777fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 778fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 779fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 780fe76df42SMark Haverkamp return (*callback)(scsicmd); 781fe76df42SMark Haverkamp } 782fe76df42SMark Haverkamp } 783fe76df42SMark Haverkamp } 784fe76df42SMark Haverkamp return status; 785fe76df42SMark Haverkamp } 786fe76df42SMark Haverkamp 7871da177e4SLinus Torvalds /** 788bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 7891da177e4SLinus Torvalds * @dev: device to query 7901da177e4SLinus Torvalds * @cid: container identifier 7911da177e4SLinus Torvalds * 7921da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 7931da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 7941da177e4SLinus Torvalds */ 795fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 796fe76df42SMark Haverkamp { 797fe76df42SMark Haverkamp scsicmd->device = NULL; 798fe76df42SMark Haverkamp return 0; 799fe76df42SMark Haverkamp } 8001da177e4SLinus Torvalds 801779dfcf6SPhong Tran static void aac_probe_container_scsi_done(struct scsi_cmnd *scsi_cmnd) 802779dfcf6SPhong Tran { 803779dfcf6SPhong Tran aac_probe_container_callback1(scsi_cmnd); 804779dfcf6SPhong Tran } 805779dfcf6SPhong Tran 806bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 8071da177e4SLinus Torvalds { 808fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 809fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 8101da177e4SLinus Torvalds int status; 8111da177e4SLinus Torvalds 812fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 813fe76df42SMark Haverkamp kfree(scsicmd); 814fe76df42SMark Haverkamp kfree(scsidev); 81590ee3466SMark Haverkamp return -ENOMEM; 8161da177e4SLinus Torvalds } 817fe76df42SMark Haverkamp scsicmd->list.next = NULL; 818779dfcf6SPhong Tran scsicmd->scsi_done = aac_probe_container_scsi_done; 8191da177e4SLinus Torvalds 820fe76df42SMark Haverkamp scsicmd->device = scsidev; 821fe76df42SMark Haverkamp scsidev->sdev_state = 0; 822fe76df42SMark Haverkamp scsidev->id = cid; 823fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 8241da177e4SLinus Torvalds 825fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 826fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 827fe76df42SMark Haverkamp schedule(); 828802ae2f0SSalyzyn, Mark kfree(scsidev); 829fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 830fe76df42SMark Haverkamp kfree(scsicmd); 8311da177e4SLinus Torvalds return status; 8321da177e4SLinus Torvalds } 8331da177e4SLinus Torvalds 8341da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8351da177e4SLinus Torvalds struct scsi_inq { 8361da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8371da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8381da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8391da177e4SLinus Torvalds }; 8401da177e4SLinus Torvalds 8411da177e4SLinus Torvalds /** 8421da177e4SLinus Torvalds * InqStrCopy - string merge 8431da177e4SLinus Torvalds * @a: string to copy from 8441da177e4SLinus Torvalds * @b: string to copy to 8451da177e4SLinus Torvalds * 8461da177e4SLinus Torvalds * Copy a String from one location to another 8471da177e4SLinus Torvalds * without copying \0 8481da177e4SLinus Torvalds */ 8491da177e4SLinus Torvalds 8501da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8511da177e4SLinus Torvalds { 8521da177e4SLinus Torvalds 8531da177e4SLinus Torvalds while (*a != (char)0) 8541da177e4SLinus Torvalds *b++ = *a++; 8551da177e4SLinus Torvalds } 8561da177e4SLinus Torvalds 8571da177e4SLinus Torvalds static char *container_types[] = { 8581da177e4SLinus Torvalds "None", 8591da177e4SLinus Torvalds "Volume", 8601da177e4SLinus Torvalds "Mirror", 8611da177e4SLinus Torvalds "Stripe", 8621da177e4SLinus Torvalds "RAID5", 8631da177e4SLinus Torvalds "SSRW", 8641da177e4SLinus Torvalds "SSRO", 8651da177e4SLinus Torvalds "Morph", 8661da177e4SLinus Torvalds "Legacy", 8671da177e4SLinus Torvalds "RAID4", 8681da177e4SLinus Torvalds "RAID10", 8691da177e4SLinus Torvalds "RAID00", 8701da177e4SLinus Torvalds "V-MIRRORS", 8711da177e4SLinus Torvalds "PSEUDO R4", 8721da177e4SLinus Torvalds "RAID50", 87384971738SMark Haverkamp "RAID5D", 87484971738SMark Haverkamp "RAID5D0", 87584971738SMark Haverkamp "RAID1E", 87684971738SMark Haverkamp "RAID6", 87784971738SMark Haverkamp "RAID60", 8781da177e4SLinus Torvalds "Unknown" 8791da177e4SLinus Torvalds }; 8801da177e4SLinus Torvalds 88117eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 88217eaaceeSSalyzyn, Mark { 88317eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 88417eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 88517eaaceeSSalyzyn, Mark return container_types[tindex]; 88617eaaceeSSalyzyn, Mark } 8871da177e4SLinus Torvalds 8881da177e4SLinus Torvalds /* Function: setinqstr 8891da177e4SLinus Torvalds * 8901da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 8911da177e4SLinus Torvalds * 8921da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 89325985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 89425985edcSLucas De Marchi * files instead of in OS dependent driver source. 8951da177e4SLinus Torvalds */ 8961da177e4SLinus Torvalds 897794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 8981da177e4SLinus Torvalds { 8991da177e4SLinus Torvalds struct scsi_inq *str; 9001c68856eSRaghava Aditya Renukunta struct aac_supplement_adapter_info *sup_adap_info; 9011da177e4SLinus Torvalds 9021c68856eSRaghava Aditya Renukunta sup_adap_info = &dev->supplement_adapter_info; 9031da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 904794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 905794d0601SMark Haverkamp 9061c68856eSRaghava Aditya Renukunta if (sup_adap_info->adapter_type_text[0]) { 9073bc8070fSSalyzyn, Mark int c; 908f4e8708dSRaghava Aditya Renukunta char *cp; 909f4e8708dSRaghava Aditya Renukunta char *cname = kmemdup(sup_adap_info->adapter_type_text, 910f4e8708dSRaghava Aditya Renukunta sizeof(sup_adap_info->adapter_type_text), 911f4e8708dSRaghava Aditya Renukunta GFP_ATOMIC); 912f4e8708dSRaghava Aditya Renukunta if (!cname) 913f4e8708dSRaghava Aditya Renukunta return; 914f4e8708dSRaghava Aditya Renukunta 915f4e8708dSRaghava Aditya Renukunta cp = cname; 9163bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 9173bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 9183bc8070fSSalyzyn, Mark else { 9193bc8070fSSalyzyn, Mark c = sizeof(str->vid); 920794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 921794d0601SMark Haverkamp ++cp; 922794d0601SMark Haverkamp c = *cp; 923794d0601SMark Haverkamp *cp = '\0'; 924f4e8708dSRaghava Aditya Renukunta inqstrcpy(cname, str->vid); 925794d0601SMark Haverkamp *cp = c; 926794d0601SMark Haverkamp while (*cp && *cp != ' ') 927794d0601SMark Haverkamp ++cp; 9283bc8070fSSalyzyn, Mark } 929794d0601SMark Haverkamp while (*cp == ' ') 930794d0601SMark Haverkamp ++cp; 931794d0601SMark Haverkamp /* last six chars reserved for vol type */ 93291814744SColin Ian King if (strlen(cp) > sizeof(str->pid)) 933794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 934794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 935f4e8708dSRaghava Aditya Renukunta 936f4e8708dSRaghava Aditya Renukunta kfree(cname); 937794d0601SMark Haverkamp } else { 938794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9391da177e4SLinus Torvalds 9401da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 941794d0601SMark Haverkamp /* last six chars reserved for vol type */ 942794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 943794d0601SMark Haverkamp } 9441da177e4SLinus Torvalds 9456391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9461da177e4SLinus Torvalds char *findit = str->pid; 9471da177e4SLinus Torvalds 9481da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9491da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9501da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9511da177e4SLinus Torvalds *(findit -= 4) = ' '; 952794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 953794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9541da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9551da177e4SLinus Torvalds } 9561da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9571da177e4SLinus Torvalds } 9581da177e4SLinus Torvalds 959999b3ffcSRaghava Aditya Renukunta static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, 960999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev, struct scsi_cmnd *scsicmd) 961999b3ffcSRaghava Aditya Renukunta { 962999b3ffcSRaghava Aditya Renukunta int container; 963999b3ffcSRaghava Aditya Renukunta 964999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.codeset = 1; 965999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifiertype = 3; 966999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) 967999b3ffcSRaghava Aditya Renukunta - 4; 968999b3ffcSRaghava Aditya Renukunta 969999b3ffcSRaghava Aditya Renukunta for (container = 0; container < dev->maximum_num_containers; 970999b3ffcSRaghava Aditya Renukunta container++) { 971999b3ffcSRaghava Aditya Renukunta 972999b3ffcSRaghava Aditya Renukunta if (scmd_id(scsicmd) == container) { 973999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data->type3.Identifier, 974999b3ffcSRaghava Aditya Renukunta dev->fsa_dev[container].identifier, 975999b3ffcSRaghava Aditya Renukunta 16); 976999b3ffcSRaghava Aditya Renukunta break; 977999b3ffcSRaghava Aditya Renukunta } 978999b3ffcSRaghava Aditya Renukunta } 979999b3ffcSRaghava Aditya Renukunta } 980999b3ffcSRaghava Aditya Renukunta 98188e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 98288e2f98eSSalyzyn, Mark { 98388e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 98488e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 98588e2f98eSSalyzyn, Mark 98688e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 98788e2f98eSSalyzyn, Mark 98888e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 98988e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 99088e2f98eSSalyzyn, Mark return; 99188e2f98eSSalyzyn, Mark 99288e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 99388e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 99488e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 9955d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 9965d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 9975d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 998999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev; 9995d910649SMahesh Rajashekhara int i; 1000999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 vpdpage83data; 10015d910649SMahesh Rajashekhara 1002999b3ffcSRaghava Aditya Renukunta dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1003999b3ffcSRaghava Aditya Renukunta 1004999b3ffcSRaghava Aditya Renukunta memset(((u8 *)&vpdpage83data), 0, 1005999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10065d910649SMahesh Rajashekhara 10075d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 1008999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceType = 0; 10095d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 1010999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceTypeQualifier = 0; 10115d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 1012999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageCode = 0x83; 1013999b3ffcSRaghava Aditya Renukunta vpdpage83data.reserved = 0; 1014999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength = 1015999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) + 1016999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2); 1017999b3ffcSRaghava Aditya Renukunta 1018999b3ffcSRaghava Aditya Renukunta /* VPD 83 Type 3 is not supported for ARC */ 1019999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) 1020999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength += 1021999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type3); 10225d910649SMahesh Rajashekhara 10235d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 1024999b3ffcSRaghava Aditya Renukunta /* VpdcodesetAscii */ 1025999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.codeset = 2; 10265d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 1027999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifiertype = 1; 1028999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifierlength = 1029999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) - 4; 10305d910649SMahesh Rajashekhara 10315d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 1032999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.venid, 10335d910649SMahesh Rajashekhara "ADAPTEC ", 1034999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1.venid)); 1035999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.productid, 10365d910649SMahesh Rajashekhara "ARRAY ", 10375d910649SMahesh Rajashekhara sizeof( 1038999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.productid)); 10395d910649SMahesh Rajashekhara 10405d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 10415d910649SMahesh Rajashekhara * The LSB is the the end. 10425d910649SMahesh Rajashekhara */ 10435d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 10445d910649SMahesh Rajashekhara u8 temp = 10455d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 10465d910649SMahesh Rajashekhara if (temp > 0x9) { 1047999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10485d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 10495d910649SMahesh Rajashekhara } else { 1050999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10515d910649SMahesh Rajashekhara '0' + temp; 10525d910649SMahesh Rajashekhara } 10535d910649SMahesh Rajashekhara } 10545d910649SMahesh Rajashekhara 10555d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 1056999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.codeset = 1; 1057999b3ffcSRaghava Aditya Renukunta /* VpdidentifiertypeEUI64 */ 1058999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifiertype = 2; 1059999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifierlength = 1060999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2) - 4; 10615d910649SMahesh Rajashekhara 1062999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[0] = 0xD0; 1063999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[1] = 0; 1064999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[2] = 0; 10655d910649SMahesh Rajashekhara 1066999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.Serial = 10675d910649SMahesh Rajashekhara get_serial_reply->uid; 1068999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.reserved = 0; 1069999b3ffcSRaghava Aditya Renukunta 1070999b3ffcSRaghava Aditya Renukunta /* 1071999b3ffcSRaghava Aditya Renukunta * VpdIdentifierTypeFCPHName 1072999b3ffcSRaghava Aditya Renukunta * VPD 0x83 Type 3 not supported for ARC 1073999b3ffcSRaghava Aditya Renukunta */ 1074999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) { 1075999b3ffcSRaghava Aditya Renukunta build_vpd83_type3(&vpdpage83data, 1076999b3ffcSRaghava Aditya Renukunta dev, scsicmd); 1077999b3ffcSRaghava Aditya Renukunta } 10785d910649SMahesh Rajashekhara 10795d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 1080999b3ffcSRaghava Aditya Renukunta scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, 1081999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10825d910649SMahesh Rajashekhara } else { 10835d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 108488e2f98eSSalyzyn, Mark char sp[13]; 108588e2f98eSSalyzyn, Mark /* EVPD bit set */ 108688e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 108788e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 108888e2f98eSSalyzyn, Mark sp[2] = 0; 108988e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 109088e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 10915d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 10925d910649SMahesh Rajashekhara sizeof(sp)); 10935d910649SMahesh Rajashekhara } 109488e2f98eSSalyzyn, Mark } 109588e2f98eSSalyzyn, Mark 109688e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 109788e2f98eSSalyzyn, Mark 109888e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 109988e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 110088e2f98eSSalyzyn, Mark } 110188e2f98eSSalyzyn, Mark 110288e2f98eSSalyzyn, Mark /** 110388e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 110488e2f98eSSalyzyn, Mark */ 110588e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 110688e2f98eSSalyzyn, Mark { 110788e2f98eSSalyzyn, Mark int status; 110888e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 110988e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 111088e2f98eSSalyzyn, Mark struct aac_dev * dev; 111188e2f98eSSalyzyn, Mark 111288e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 111388e2f98eSSalyzyn, Mark 11146bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 111588e2f98eSSalyzyn, Mark 111688e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 111788e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 111888e2f98eSSalyzyn, Mark 111988e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 112088e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 112188e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 11221ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 112388e2f98eSSalyzyn, Mark 112488e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 112588e2f98eSSalyzyn, Mark cmd_fibcontext, 1126fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 112788e2f98eSSalyzyn, Mark FsaNormal, 112888e2f98eSSalyzyn, Mark 0, 1, 112988e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 113088e2f98eSSalyzyn, Mark (void *) scsicmd); 113188e2f98eSSalyzyn, Mark 113288e2f98eSSalyzyn, Mark /* 113388e2f98eSSalyzyn, Mark * Check that the command queued to the controller 113488e2f98eSSalyzyn, Mark */ 11351ae948faSBrian King if (status == -EINPROGRESS) 113688e2f98eSSalyzyn, Mark return 0; 113788e2f98eSSalyzyn, Mark 113888e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 113988e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 114088e2f98eSSalyzyn, Mark return -1; 114188e2f98eSSalyzyn, Mark } 114288e2f98eSSalyzyn, Mark 114388e2f98eSSalyzyn, Mark /* Function: setinqserial 114488e2f98eSSalyzyn, Mark * 114588e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 114688e2f98eSSalyzyn, Mark * 114788e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 114888e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 114988e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 115088e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 115188e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 115288e2f98eSSalyzyn, Mark */ 115388e2f98eSSalyzyn, Mark 115488e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 115588e2f98eSSalyzyn, Mark { 115688e2f98eSSalyzyn, Mark /* 115788e2f98eSSalyzyn, Mark * This breaks array migration. 115888e2f98eSSalyzyn, Mark */ 115988e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 116088e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 116188e2f98eSSalyzyn, Mark } 116288e2f98eSSalyzyn, Mark 11638e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 11648e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 11651da177e4SLinus Torvalds { 11668e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 11678e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 11688e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 11691da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 11701da177e4SLinus Torvalds 11711da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 11721da177e4SLinus Torvalds 11731da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11741da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11758e31e607SSalyzyn, Mark 11761da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11778e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11781da177e4SLinus Torvalds 11798e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11801da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11811da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11828e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11831da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11841da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11851da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11868e31e607SSalyzyn, Mark } else 11878e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 11881da177e4SLinus Torvalds } 11891da177e4SLinus Torvalds 1190e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1191e8f32de5SMark Haverkamp { 1192e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1193e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1194e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1195e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1196e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 11978e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 11988e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 11998e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1200e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12013ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 12023ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1203e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 1204e8f32de5SMark Haverkamp return 1; 1205e8f32de5SMark Haverkamp } 1206e8f32de5SMark Haverkamp return 0; 1207e8f32de5SMark Haverkamp } 1208e8f32de5SMark Haverkamp 1209e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1210e8f32de5SMark Haverkamp { 1211e8f32de5SMark Haverkamp return 0; 1212e8f32de5SMark Haverkamp } 1213e8f32de5SMark Haverkamp 1214e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1215e8f32de5SMark Haverkamp 1216e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1217e8f32de5SMark Haverkamp { 121885d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 121985d22bbfSMahesh Rajashekhara u16 fibsize, command; 12200b433447SMahesh Rajashekhara long ret; 122185d22bbfSMahesh Rajashekhara 1222e8f32de5SMark Haverkamp aac_fib_init(fib); 1223d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1224d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1225d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 122685d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 122785d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 122885d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 122985d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 123085d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1231b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1232b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 123385d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 123485d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 12350b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 12360b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12370b433447SMahesh Rajashekhara if (ret < 0) 12380b433447SMahesh Rajashekhara return ret; 123985d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 124085d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 124185d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 124285d22bbfSMahesh Rajashekhara } else { 124385d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1244e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1245e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1246e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1247b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1248b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1249e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 125085d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1251e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1252e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 12530b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 12540b433447SMahesh Rajashekhara if (ret < 0) 12550b433447SMahesh Rajashekhara return ret; 125685d22bbfSMahesh Rajashekhara command = ContainerRawIo; 125785d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 125885d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 125985d22bbfSMahesh Rajashekhara } 126085d22bbfSMahesh Rajashekhara 1261e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1262e8f32de5SMark Haverkamp /* 1263e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1264e8f32de5SMark Haverkamp */ 126585d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1266e8f32de5SMark Haverkamp fib, 1267e8f32de5SMark Haverkamp fibsize, 1268e8f32de5SMark Haverkamp FsaNormal, 1269e8f32de5SMark Haverkamp 0, 1, 1270e8f32de5SMark Haverkamp (fib_callback) io_callback, 1271e8f32de5SMark Haverkamp (void *) cmd); 1272e8f32de5SMark Haverkamp } 1273e8f32de5SMark Haverkamp 1274e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1275e8f32de5SMark Haverkamp { 1276e8f32de5SMark Haverkamp u16 fibsize; 1277e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12780b433447SMahesh Rajashekhara long ret; 12790b433447SMahesh Rajashekhara 1280e8f32de5SMark Haverkamp aac_fib_init(fib); 1281e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1282e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1283e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1284e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1285e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1286e8f32de5SMark Haverkamp readcmd->pad = 0; 1287e8f32de5SMark Haverkamp readcmd->flags = 0; 1288e8f32de5SMark Haverkamp 12890b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 12900b433447SMahesh Rajashekhara if (ret < 0) 12910b433447SMahesh Rajashekhara return ret; 1292e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1293e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1294e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1295e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1296e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1297e8f32de5SMark Haverkamp /* 1298e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1299e8f32de5SMark Haverkamp */ 1300e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1301e8f32de5SMark Haverkamp fib, 1302e8f32de5SMark Haverkamp fibsize, 1303e8f32de5SMark Haverkamp FsaNormal, 1304e8f32de5SMark Haverkamp 0, 1, 1305e8f32de5SMark Haverkamp (fib_callback) io_callback, 1306e8f32de5SMark Haverkamp (void *) cmd); 1307e8f32de5SMark Haverkamp } 1308e8f32de5SMark Haverkamp 1309e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1310e8f32de5SMark Haverkamp { 1311e8f32de5SMark Haverkamp u16 fibsize; 1312e8f32de5SMark Haverkamp struct aac_read *readcmd; 1313b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13140b433447SMahesh Rajashekhara long ret; 13150b433447SMahesh Rajashekhara 1316e8f32de5SMark Haverkamp aac_fib_init(fib); 1317e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1318e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1319f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1320e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1321b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1322b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1323e8f32de5SMark Haverkamp 13240b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 13250b433447SMahesh Rajashekhara if (ret < 0) 13260b433447SMahesh Rajashekhara return ret; 1327e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1328e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1329e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1330e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1331e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1332e8f32de5SMark Haverkamp /* 1333e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1334e8f32de5SMark Haverkamp */ 1335e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1336e8f32de5SMark Haverkamp fib, 1337e8f32de5SMark Haverkamp fibsize, 1338e8f32de5SMark Haverkamp FsaNormal, 1339e8f32de5SMark Haverkamp 0, 1, 1340e8f32de5SMark Haverkamp (fib_callback) io_callback, 1341e8f32de5SMark Haverkamp (void *) cmd); 1342e8f32de5SMark Haverkamp } 1343e8f32de5SMark Haverkamp 13449d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1345e8f32de5SMark Haverkamp { 134685d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 134785d22bbfSMahesh Rajashekhara u16 fibsize, command; 13480b433447SMahesh Rajashekhara long ret; 134985d22bbfSMahesh Rajashekhara 1350e8f32de5SMark Haverkamp aac_fib_init(fib); 1351d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1352d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1353d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 135485d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 135585d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 135685d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 135785d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 135885d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1359b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1360b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 136185d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 136285d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 136385d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 136485d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 136585d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 13660b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 13670b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 13680b433447SMahesh Rajashekhara if (ret < 0) 13690b433447SMahesh Rajashekhara return ret; 137085d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 137185d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 137285d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 137385d22bbfSMahesh Rajashekhara } else { 137485d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1375e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1376e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1377e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1378b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1379b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1380e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 138195e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 138295e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 138385d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 138485d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1385e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1386e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 13870b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 13880b433447SMahesh Rajashekhara if (ret < 0) 13890b433447SMahesh Rajashekhara return ret; 139085d22bbfSMahesh Rajashekhara command = ContainerRawIo; 139185d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 139285d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 139385d22bbfSMahesh Rajashekhara } 139485d22bbfSMahesh Rajashekhara 1395e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1396e8f32de5SMark Haverkamp /* 1397e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1398e8f32de5SMark Haverkamp */ 139985d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1400e8f32de5SMark Haverkamp fib, 1401e8f32de5SMark Haverkamp fibsize, 1402e8f32de5SMark Haverkamp FsaNormal, 1403e8f32de5SMark Haverkamp 0, 1, 1404e8f32de5SMark Haverkamp (fib_callback) io_callback, 1405e8f32de5SMark Haverkamp (void *) cmd); 1406e8f32de5SMark Haverkamp } 1407e8f32de5SMark Haverkamp 14089d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1409e8f32de5SMark Haverkamp { 1410e8f32de5SMark Haverkamp u16 fibsize; 1411e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 14120b433447SMahesh Rajashekhara long ret; 14130b433447SMahesh Rajashekhara 1414e8f32de5SMark Haverkamp aac_fib_init(fib); 1415e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1416e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1417e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1418e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1419e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1420e8f32de5SMark Haverkamp writecmd->pad = 0; 1421e8f32de5SMark Haverkamp writecmd->flags = 0; 1422e8f32de5SMark Haverkamp 14230b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 14240b433447SMahesh Rajashekhara if (ret < 0) 14250b433447SMahesh Rajashekhara return ret; 1426e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1427e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1428e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1429e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1430e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1431e8f32de5SMark Haverkamp /* 1432e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1433e8f32de5SMark Haverkamp */ 1434e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1435e8f32de5SMark Haverkamp fib, 1436e8f32de5SMark Haverkamp fibsize, 1437e8f32de5SMark Haverkamp FsaNormal, 1438e8f32de5SMark Haverkamp 0, 1, 1439e8f32de5SMark Haverkamp (fib_callback) io_callback, 1440e8f32de5SMark Haverkamp (void *) cmd); 1441e8f32de5SMark Haverkamp } 1442e8f32de5SMark Haverkamp 14439d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1444e8f32de5SMark Haverkamp { 1445e8f32de5SMark Haverkamp u16 fibsize; 1446e8f32de5SMark Haverkamp struct aac_write *writecmd; 1447b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 14480b433447SMahesh Rajashekhara long ret; 14490b433447SMahesh Rajashekhara 1450e8f32de5SMark Haverkamp aac_fib_init(fib); 1451e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1452e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1453f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1454e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1455b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1456b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1457e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1458e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1459e8f32de5SMark Haverkamp 14600b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 14610b433447SMahesh Rajashekhara if (ret < 0) 14620b433447SMahesh Rajashekhara return ret; 1463e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1464e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1465e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1466e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1467e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1468e8f32de5SMark Haverkamp /* 1469e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1470e8f32de5SMark Haverkamp */ 1471e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1472e8f32de5SMark Haverkamp fib, 1473e8f32de5SMark Haverkamp fibsize, 1474e8f32de5SMark Haverkamp FsaNormal, 1475e8f32de5SMark Haverkamp 0, 1, 1476e8f32de5SMark Haverkamp (fib_callback) io_callback, 1477e8f32de5SMark Haverkamp (void *) cmd); 1478e8f32de5SMark Haverkamp } 1479e8f32de5SMark Haverkamp 1480e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1481e8f32de5SMark Haverkamp { 1482e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1483e8f32de5SMark Haverkamp u32 flag; 1484e8f32de5SMark Haverkamp u32 timeout; 1485e2fd90ddSBalsundar P struct aac_dev *dev = fib->dev; 1486e8f32de5SMark Haverkamp 1487e8f32de5SMark Haverkamp aac_fib_init(fib); 1488e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1489e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1490e8f32de5SMark Haverkamp flag = SRB_DataOut; 1491e8f32de5SMark Haverkamp break; 1492e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1493e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1494e8f32de5SMark Haverkamp break; 1495e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1496e8f32de5SMark Haverkamp flag = SRB_DataIn; 1497e8f32de5SMark Haverkamp break; 1498e8f32de5SMark Haverkamp case DMA_NONE: 1499e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1500e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1501e8f32de5SMark Haverkamp break; 1502e8f32de5SMark Haverkamp } 1503e8f32de5SMark Haverkamp 1504e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1505e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1506e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1507e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1508e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1509e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1510242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1511e8f32de5SMark Haverkamp if (timeout == 0) 1512e2fd90ddSBalsundar P timeout = (dev->sa_firmware ? AAC_SA_TIMEOUT : AAC_ARC_TIMEOUT); 1513e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1514e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1515e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1516e8f32de5SMark Haverkamp return srbcmd; 1517e8f32de5SMark Haverkamp } 1518e8f32de5SMark Haverkamp 1519ab5d129fSRaghava Aditya Renukunta static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1520ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *cmd) 1521ab5d129fSRaghava Aditya Renukunta { 1522ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd; 1523ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1524ab5d129fSRaghava Aditya Renukunta int bus, target; 1525ab5d129fSRaghava Aditya Renukunta u64 address; 1526ab5d129fSRaghava Aditya Renukunta 1527ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1528ab5d129fSRaghava Aditya Renukunta 1529ab5d129fSRaghava Aditya Renukunta hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1530ab5d129fSRaghava Aditya Renukunta memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1531ab5d129fSRaghava Aditya Renukunta /* iu_type is a parameter of aac_hba_send */ 1532ab5d129fSRaghava Aditya Renukunta switch (cmd->sc_data_direction) { 1533ab5d129fSRaghava Aditya Renukunta case DMA_TO_DEVICE: 1534ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 2; 1535ab5d129fSRaghava Aditya Renukunta break; 1536ab5d129fSRaghava Aditya Renukunta case DMA_FROM_DEVICE: 1537ab5d129fSRaghava Aditya Renukunta case DMA_BIDIRECTIONAL: 1538ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 1; 1539ab5d129fSRaghava Aditya Renukunta break; 1540ab5d129fSRaghava Aditya Renukunta case DMA_NONE: 1541ab5d129fSRaghava Aditya Renukunta default: 1542ab5d129fSRaghava Aditya Renukunta break; 1543ab5d129fSRaghava Aditya Renukunta } 1544ab5d129fSRaghava Aditya Renukunta hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1545ab5d129fSRaghava Aditya Renukunta 1546ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(cmd)); 1547ab5d129fSRaghava Aditya Renukunta target = scmd_id(cmd); 1548ab5d129fSRaghava Aditya Renukunta hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1549ab5d129fSRaghava Aditya Renukunta 1550ab5d129fSRaghava Aditya Renukunta /* we fill in reply_qid later in aac_src_deliver_message */ 1551ab5d129fSRaghava Aditya Renukunta /* we fill in iu_type, request_id later in aac_hba_send */ 1552ab5d129fSRaghava Aditya Renukunta /* we fill in emb_data_desc_count later in aac_build_sghba */ 1553ab5d129fSRaghava Aditya Renukunta 1554ab5d129fSRaghava Aditya Renukunta memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1555ab5d129fSRaghava Aditya Renukunta hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1556ab5d129fSRaghava Aditya Renukunta 1557ab5d129fSRaghava Aditya Renukunta address = (u64)fib->hw_error_pa; 1558ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1559ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1560ab5d129fSRaghava Aditya Renukunta hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1561ab5d129fSRaghava Aditya Renukunta 1562ab5d129fSRaghava Aditya Renukunta return hbacmd; 1563ab5d129fSRaghava Aditya Renukunta } 1564ab5d129fSRaghava Aditya Renukunta 1565e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1566e8f32de5SMark Haverkamp 1567e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1568e8f32de5SMark Haverkamp { 1569e8f32de5SMark Haverkamp u16 fibsize; 1570e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15710b433447SMahesh Rajashekhara long ret; 1572e8f32de5SMark Haverkamp 15730b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 15740b433447SMahesh Rajashekhara if (ret < 0) 15750b433447SMahesh Rajashekhara return ret; 1576727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1577e8f32de5SMark Haverkamp 1578e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1579e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1580e8f32de5SMark Haverkamp /* 1581e8f32de5SMark Haverkamp * Build Scatter/Gather list 1582e8f32de5SMark Haverkamp */ 1583e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1584e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1585e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1586e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1587e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1588e8f32de5SMark Haverkamp 1589e8f32de5SMark Haverkamp /* 1590e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1591e8f32de5SMark Haverkamp */ 1592e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1593e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1594e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1595e8f32de5SMark Haverkamp (void *) cmd); 1596e8f32de5SMark Haverkamp } 1597e8f32de5SMark Haverkamp 1598e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1599e8f32de5SMark Haverkamp { 1600e8f32de5SMark Haverkamp u16 fibsize; 1601e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 16020b433447SMahesh Rajashekhara long ret; 1603e8f32de5SMark Haverkamp 16040b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 16050b433447SMahesh Rajashekhara if (ret < 0) 16060b433447SMahesh Rajashekhara return ret; 1607727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1608e8f32de5SMark Haverkamp 1609e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1610e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1611e8f32de5SMark Haverkamp /* 1612e8f32de5SMark Haverkamp * Build Scatter/Gather list 1613e8f32de5SMark Haverkamp */ 1614e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1615e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1616e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1617e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1618e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1619e8f32de5SMark Haverkamp 1620e8f32de5SMark Haverkamp /* 1621e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1622e8f32de5SMark Haverkamp */ 1623e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1624e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1625e8f32de5SMark Haverkamp } 1626e8f32de5SMark Haverkamp 162794cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 162894cf6ba1SSalyzyn, Mark { 1629d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 163094cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 163194cf6ba1SSalyzyn, Mark return FAILED; 163294cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 163394cf6ba1SSalyzyn, Mark } 163494cf6ba1SSalyzyn, Mark 1635ab5d129fSRaghava Aditya Renukunta static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1636ab5d129fSRaghava Aditya Renukunta { 1637ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1638ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1639ab5d129fSRaghava Aditya Renukunta long ret; 1640ab5d129fSRaghava Aditya Renukunta 1641ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1642ab5d129fSRaghava Aditya Renukunta 1643ab5d129fSRaghava Aditya Renukunta ret = aac_build_sghba(cmd, hbacmd, 1644ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1645ab5d129fSRaghava Aditya Renukunta if (ret < 0) 1646ab5d129fSRaghava Aditya Renukunta return ret; 1647ab5d129fSRaghava Aditya Renukunta 1648ab5d129fSRaghava Aditya Renukunta /* 1649ab5d129fSRaghava Aditya Renukunta * Now send the HBA command to the adapter 1650ab5d129fSRaghava Aditya Renukunta */ 1651ab5d129fSRaghava Aditya Renukunta fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1652ab5d129fSRaghava Aditya Renukunta sizeof(struct aac_hba_sgl); 1653ab5d129fSRaghava Aditya Renukunta 1654ab5d129fSRaghava Aditya Renukunta return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1655ab5d129fSRaghava Aditya Renukunta (fib_callback) aac_hba_callback, 1656ab5d129fSRaghava Aditya Renukunta (void *) cmd); 1657ab5d129fSRaghava Aditya Renukunta } 1658ab5d129fSRaghava Aditya Renukunta 16598fb39182SRaghava Aditya Renukunta static int aac_send_safw_bmic_cmd(struct aac_dev *dev, 16608fb39182SRaghava Aditya Renukunta struct aac_srb_unit *srbu, void *xfer_buf, int xfer_len) 166171a91ca4SRaghava Aditya Renukunta { 166271a91ca4SRaghava Aditya Renukunta struct fib *fibptr; 166371a91ca4SRaghava Aditya Renukunta dma_addr_t addr; 16648fb39182SRaghava Aditya Renukunta int rcode; 16658fb39182SRaghava Aditya Renukunta int fibsize; 16668fb39182SRaghava Aditya Renukunta struct aac_srb *srb; 16678fb39182SRaghava Aditya Renukunta struct aac_srb_reply *srb_reply; 16688fb39182SRaghava Aditya Renukunta struct sgmap64 *sg64; 16698fb39182SRaghava Aditya Renukunta u32 vbus; 16708fb39182SRaghava Aditya Renukunta u32 vid; 167171a91ca4SRaghava Aditya Renukunta 16728fb39182SRaghava Aditya Renukunta if (!dev->sa_firmware) 16738fb39182SRaghava Aditya Renukunta return 0; 1674ab5d129fSRaghava Aditya Renukunta 16758fb39182SRaghava Aditya Renukunta /* allocate FIB */ 167671a91ca4SRaghava Aditya Renukunta fibptr = aac_fib_alloc(dev); 167771a91ca4SRaghava Aditya Renukunta if (!fibptr) 16788fb39182SRaghava Aditya Renukunta return -ENOMEM; 167971a91ca4SRaghava Aditya Renukunta 168071a91ca4SRaghava Aditya Renukunta aac_fib_init(fibptr); 16818fb39182SRaghava Aditya Renukunta fibptr->hw_fib_va->header.XferState &= 16828fb39182SRaghava Aditya Renukunta ~cpu_to_le32(FastResponseCapable); 168371a91ca4SRaghava Aditya Renukunta 16848fb39182SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) + 16858fb39182SRaghava Aditya Renukunta sizeof(struct sgentry64); 16868fb39182SRaghava Aditya Renukunta 16878fb39182SRaghava Aditya Renukunta /* allocate DMA buffer for response */ 16888fb39182SRaghava Aditya Renukunta addr = dma_map_single(&dev->pdev->dev, xfer_buf, xfer_len, 16898fb39182SRaghava Aditya Renukunta DMA_BIDIRECTIONAL); 16908fb39182SRaghava Aditya Renukunta if (dma_mapping_error(&dev->pdev->dev, addr)) { 16918fb39182SRaghava Aditya Renukunta rcode = -ENOMEM; 16928fb39182SRaghava Aditya Renukunta goto fib_error; 16938fb39182SRaghava Aditya Renukunta } 16948fb39182SRaghava Aditya Renukunta 16958fb39182SRaghava Aditya Renukunta srb = fib_data(fibptr); 16968fb39182SRaghava Aditya Renukunta memcpy(srb, &srbu->srb, sizeof(struct aac_srb)); 16978fb39182SRaghava Aditya Renukunta 16988fb39182SRaghava Aditya Renukunta vbus = (u32)le16_to_cpu( 16998fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus); 17008fb39182SRaghava Aditya Renukunta vid = (u32)le16_to_cpu( 17018fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_target); 17028fb39182SRaghava Aditya Renukunta 17038fb39182SRaghava Aditya Renukunta /* set the common request fields */ 17048fb39182SRaghava Aditya Renukunta srb->channel = cpu_to_le32(vbus); 17058fb39182SRaghava Aditya Renukunta srb->id = cpu_to_le32(vid); 17068fb39182SRaghava Aditya Renukunta srb->lun = 0; 17078fb39182SRaghava Aditya Renukunta srb->function = cpu_to_le32(SRBF_ExecuteScsi); 17088fb39182SRaghava Aditya Renukunta srb->timeout = 0; 17098fb39182SRaghava Aditya Renukunta srb->retry_limit = 0; 17108fb39182SRaghava Aditya Renukunta srb->cdb_size = cpu_to_le32(16); 17118fb39182SRaghava Aditya Renukunta srb->count = cpu_to_le32(xfer_len); 17128fb39182SRaghava Aditya Renukunta 17138fb39182SRaghava Aditya Renukunta sg64 = (struct sgmap64 *)&srb->sg; 17148fb39182SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 17158fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 17168fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 17178fb39182SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(xfer_len); 17188fb39182SRaghava Aditya Renukunta 17198fb39182SRaghava Aditya Renukunta /* 17208fb39182SRaghava Aditya Renukunta * Copy the updated data for other dumping or other usage if needed 17218fb39182SRaghava Aditya Renukunta */ 17228fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb, srb, sizeof(struct aac_srb)); 17238fb39182SRaghava Aditya Renukunta 17248fb39182SRaghava Aditya Renukunta /* issue request to the controller */ 17258fb39182SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, FsaNormal, 17268fb39182SRaghava Aditya Renukunta 1, 1, NULL, NULL); 17278fb39182SRaghava Aditya Renukunta 17288fb39182SRaghava Aditya Renukunta if (rcode == -ERESTARTSYS) 17298fb39182SRaghava Aditya Renukunta rcode = -ERESTART; 17308fb39182SRaghava Aditya Renukunta 17318fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 17328fb39182SRaghava Aditya Renukunta goto bmic_error; 17338fb39182SRaghava Aditya Renukunta 17348fb39182SRaghava Aditya Renukunta srb_reply = (struct aac_srb_reply *)fib_data(fibptr); 17358fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb_reply, srb_reply, sizeof(struct aac_srb_reply)); 17368fb39182SRaghava Aditya Renukunta 17378fb39182SRaghava Aditya Renukunta bmic_error: 17388fb39182SRaghava Aditya Renukunta dma_unmap_single(&dev->pdev->dev, addr, xfer_len, DMA_BIDIRECTIONAL); 17398fb39182SRaghava Aditya Renukunta fib_error: 17408fb39182SRaghava Aditya Renukunta aac_fib_complete(fibptr); 17418fb39182SRaghava Aditya Renukunta aac_fib_free(fibptr); 17428fb39182SRaghava Aditya Renukunta return rcode; 17438fb39182SRaghava Aditya Renukunta } 17448fb39182SRaghava Aditya Renukunta 17450bcb45fbSRaghava Aditya Renukunta static void aac_set_safw_target_qd(struct aac_dev *dev, int bus, int target) 17460bcb45fbSRaghava Aditya Renukunta { 17470bcb45fbSRaghava Aditya Renukunta 17480bcb45fbSRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp; 17490bcb45fbSRaghava Aditya Renukunta 17500bcb45fbSRaghava Aditya Renukunta if (dev->hba_map[bus][target].devtype != AAC_DEVTYPE_NATIVE_RAW) 17510bcb45fbSRaghava Aditya Renukunta return; 17520bcb45fbSRaghava Aditya Renukunta 17530bcb45fbSRaghava Aditya Renukunta identify_resp = dev->hba_map[bus][target].safw_identify_resp; 17540bcb45fbSRaghava Aditya Renukunta if (identify_resp == NULL) { 17550bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17560bcb45fbSRaghava Aditya Renukunta return; 17570bcb45fbSRaghava Aditya Renukunta } 17580bcb45fbSRaghava Aditya Renukunta 17590bcb45fbSRaghava Aditya Renukunta if (identify_resp->current_queue_depth_limit <= 0 || 17600bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit > 255) 17610bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17620bcb45fbSRaghava Aditya Renukunta else 17630bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 17640bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit; 17650bcb45fbSRaghava Aditya Renukunta } 17660bcb45fbSRaghava Aditya Renukunta 1767b5a475e9SRaghava Aditya Renukunta static int aac_issue_safw_bmic_identify(struct aac_dev *dev, 1768e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd **identify_resp, u32 bus, u32 target) 17698fb39182SRaghava Aditya Renukunta { 17708fb39182SRaghava Aditya Renukunta int rcode = -ENOMEM; 1771b5a475e9SRaghava Aditya Renukunta int datasize; 17728fb39182SRaghava Aditya Renukunta struct aac_srb_unit srbu; 17738fb39182SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1774b5a475e9SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_reply; 17758fb39182SRaghava Aditya Renukunta 17768fb39182SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 1777b5a475e9SRaghava Aditya Renukunta identify_reply = kmalloc(datasize, GFP_KERNEL); 1778b5a475e9SRaghava Aditya Renukunta if (!identify_reply) 17798fb39182SRaghava Aditya Renukunta goto out; 17808fb39182SRaghava Aditya Renukunta 17818fb39182SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 17828fb39182SRaghava Aditya Renukunta 17838fb39182SRaghava Aditya Renukunta srbcmd = &srbu.srb; 178471a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 178571a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 178671a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 178771a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 178871a91ca4SRaghava Aditya Renukunta 1789b5a475e9SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, identify_reply, datasize); 17908fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1791e2ee8c94SRaghava Aditya Renukunta goto mem_free_all; 179271a91ca4SRaghava Aditya Renukunta 1793e2ee8c94SRaghava Aditya Renukunta *identify_resp = identify_reply; 1794e2ee8c94SRaghava Aditya Renukunta 179571a91ca4SRaghava Aditya Renukunta out: 179671a91ca4SRaghava Aditya Renukunta return rcode; 1797e2ee8c94SRaghava Aditya Renukunta mem_free_all: 1798e2ee8c94SRaghava Aditya Renukunta kfree(identify_reply); 1799e2ee8c94SRaghava Aditya Renukunta goto out; 180071a91ca4SRaghava Aditya Renukunta } 180171a91ca4SRaghava Aditya Renukunta 1802a25b6ca1SRaghava Aditya Renukunta static inline void aac_free_safw_ciss_luns(struct aac_dev *dev) 1803a25b6ca1SRaghava Aditya Renukunta { 1804a25b6ca1SRaghava Aditya Renukunta kfree(dev->safw_phys_luns); 1805a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = NULL; 1806a25b6ca1SRaghava Aditya Renukunta } 1807a25b6ca1SRaghava Aditya Renukunta 1808a25b6ca1SRaghava Aditya Renukunta /** 1809a25b6ca1SRaghava Aditya Renukunta * aac_get_safw_ciss_luns() Process topology change 1810a25b6ca1SRaghava Aditya Renukunta * @dev: aac_dev structure 1811a25b6ca1SRaghava Aditya Renukunta * 1812a25b6ca1SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1813a25b6ca1SRaghava Aditya Renukunta * the current hba_map. 1814a25b6ca1SRaghava Aditya Renukunta */ 181575be67cdSRaghava Aditya Renukunta static int aac_get_safw_ciss_luns(struct aac_dev *dev) 1816a25b6ca1SRaghava Aditya Renukunta { 1817a25b6ca1SRaghava Aditya Renukunta int rcode = -ENOMEM; 1818a25b6ca1SRaghava Aditya Renukunta int datasize; 1819a25b6ca1SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1820a25b6ca1SRaghava Aditya Renukunta struct aac_srb_unit srbu; 1821a25b6ca1SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1822a25b6ca1SRaghava Aditya Renukunta 1823a25b6ca1SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) + 1824a25b6ca1SRaghava Aditya Renukunta (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1825a25b6ca1SRaghava Aditya Renukunta phys_luns = kmalloc(datasize, GFP_KERNEL); 1826a25b6ca1SRaghava Aditya Renukunta if (phys_luns == NULL) 1827a25b6ca1SRaghava Aditya Renukunta goto out; 1828a25b6ca1SRaghava Aditya Renukunta 1829a25b6ca1SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 1830a25b6ca1SRaghava Aditya Renukunta 1831a25b6ca1SRaghava Aditya Renukunta srbcmd = &srbu.srb; 1832a25b6ca1SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1833a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1834a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1835a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1836a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1837a25b6ca1SRaghava Aditya Renukunta 1838a25b6ca1SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, phys_luns, datasize); 1839a25b6ca1SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1840a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1841a25b6ca1SRaghava Aditya Renukunta 1842a25b6ca1SRaghava Aditya Renukunta if (phys_luns->resp_flag != 2) { 1843a25b6ca1SRaghava Aditya Renukunta rcode = -ENOMSG; 1844a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1845a25b6ca1SRaghava Aditya Renukunta } 1846a25b6ca1SRaghava Aditya Renukunta 1847a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = phys_luns; 1848a25b6ca1SRaghava Aditya Renukunta 1849a25b6ca1SRaghava Aditya Renukunta out: 1850a25b6ca1SRaghava Aditya Renukunta return rcode; 1851a25b6ca1SRaghava Aditya Renukunta mem_free_all: 1852a25b6ca1SRaghava Aditya Renukunta kfree(phys_luns); 1853a25b6ca1SRaghava Aditya Renukunta goto out; 18544b000227SRaghava Aditya Renukunta } 1855a25b6ca1SRaghava Aditya Renukunta 18564b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_lun_count(struct aac_dev *dev) 18574b000227SRaghava Aditya Renukunta { 1858bbd16d96SRaghava Aditya Renukunta return get_unaligned_be32(&dev->safw_phys_luns->list_length[0])/24; 18594b000227SRaghava Aditya Renukunta } 18604b000227SRaghava Aditya Renukunta 18614b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_bus(struct aac_dev *dev, int lun) 18624b000227SRaghava Aditya Renukunta { 18634b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[1] & 0x3f; 18644b000227SRaghava Aditya Renukunta } 18654b000227SRaghava Aditya Renukunta 18664b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_target(struct aac_dev *dev, int lun) 18674b000227SRaghava Aditya Renukunta { 18684b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[0]; 18694b000227SRaghava Aditya Renukunta } 18704b000227SRaghava Aditya Renukunta 18714b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_expose_flag(struct aac_dev *dev, int lun) 18724b000227SRaghava Aditya Renukunta { 18734b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].bus >> 6; 18744b000227SRaghava Aditya Renukunta } 18754b000227SRaghava Aditya Renukunta 18764b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_attribs(struct aac_dev *dev, int lun) 18774b000227SRaghava Aditya Renukunta { 18784b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[9]; 18794b000227SRaghava Aditya Renukunta } 18804b000227SRaghava Aditya Renukunta 18814b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_nexus(struct aac_dev *dev, int lun) 18824b000227SRaghava Aditya Renukunta { 18834b000227SRaghava Aditya Renukunta return *((u32 *)&dev->safw_phys_luns->lun[lun].node_ident[12]); 18844b000227SRaghava Aditya Renukunta } 18854b000227SRaghava Aditya Renukunta 18864b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_device_type(struct aac_dev *dev, int lun) 18874b000227SRaghava Aditya Renukunta { 18884b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[8]; 1889a25b6ca1SRaghava Aditya Renukunta } 1890a25b6ca1SRaghava Aditya Renukunta 1891e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_identify_resp(struct aac_dev *dev, 1892e2ee8c94SRaghava Aditya Renukunta int bus, int target) 1893e2ee8c94SRaghava Aditya Renukunta { 1894e2ee8c94SRaghava Aditya Renukunta kfree(dev->hba_map[bus][target].safw_identify_resp); 1895e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = NULL; 1896e2ee8c94SRaghava Aditya Renukunta } 1897e2ee8c94SRaghava Aditya Renukunta 1898e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_all_identify_resp(struct aac_dev *dev, 1899e2ee8c94SRaghava Aditya Renukunta int lun_count) 1900e2ee8c94SRaghava Aditya Renukunta { 1901e2ee8c94SRaghava Aditya Renukunta int luns; 1902e2ee8c94SRaghava Aditya Renukunta int i; 1903e2ee8c94SRaghava Aditya Renukunta u32 bus; 1904e2ee8c94SRaghava Aditya Renukunta u32 target; 1905e2ee8c94SRaghava Aditya Renukunta 1906e2ee8c94SRaghava Aditya Renukunta luns = aac_get_safw_phys_lun_count(dev); 1907e2ee8c94SRaghava Aditya Renukunta 1908e2ee8c94SRaghava Aditya Renukunta if (luns < lun_count) 1909e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1910e2ee8c94SRaghava Aditya Renukunta else if (lun_count < 0) 1911e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1912e2ee8c94SRaghava Aditya Renukunta 1913e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; i++) { 1914e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1915e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1916e2ee8c94SRaghava Aditya Renukunta 1917e2ee8c94SRaghava Aditya Renukunta aac_free_safw_identify_resp(dev, bus, target); 1918e2ee8c94SRaghava Aditya Renukunta } 1919e2ee8c94SRaghava Aditya Renukunta } 1920e2ee8c94SRaghava Aditya Renukunta 192175be67cdSRaghava Aditya Renukunta static int aac_get_safw_attr_all_targets(struct aac_dev *dev) 1922e2ee8c94SRaghava Aditya Renukunta { 1923e2ee8c94SRaghava Aditya Renukunta int i; 1924e2ee8c94SRaghava Aditya Renukunta int rcode = 0; 1925e2ee8c94SRaghava Aditya Renukunta u32 lun_count; 1926e2ee8c94SRaghava Aditya Renukunta u32 bus; 1927e2ee8c94SRaghava Aditya Renukunta u32 target; 1928e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp = NULL; 1929e2ee8c94SRaghava Aditya Renukunta 1930e2ee8c94SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1931e2ee8c94SRaghava Aditya Renukunta 1932e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1933e2ee8c94SRaghava Aditya Renukunta 1934e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1935e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1936e2ee8c94SRaghava Aditya Renukunta 1937e2ee8c94SRaghava Aditya Renukunta rcode = aac_issue_safw_bmic_identify(dev, 1938e2ee8c94SRaghava Aditya Renukunta &identify_resp, bus, target); 1939e2ee8c94SRaghava Aditya Renukunta 19400bcb45fbSRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1941e2ee8c94SRaghava Aditya Renukunta goto free_identify_resp; 1942e2ee8c94SRaghava Aditya Renukunta 1943e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = identify_resp; 1944e2ee8c94SRaghava Aditya Renukunta } 1945e2ee8c94SRaghava Aditya Renukunta 1946e2ee8c94SRaghava Aditya Renukunta out: 1947e2ee8c94SRaghava Aditya Renukunta return rcode; 1948e2ee8c94SRaghava Aditya Renukunta free_identify_resp: 1949e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, i); 1950e2ee8c94SRaghava Aditya Renukunta goto out; 1951e2ee8c94SRaghava Aditya Renukunta } 1952e2ee8c94SRaghava Aditya Renukunta 1953c83b11e3SRaghava Aditya Renukunta /** 1954b5a475e9SRaghava Aditya Renukunta * aac_set_safw_attr_all_targets- update current hba map with data from FW 1955c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1956c83b11e3SRaghava Aditya Renukunta * @phys_luns: FW information from report phys luns 1957b5a475e9SRaghava Aditya Renukunta * @rescan: Indicates scan type 1958c83b11e3SRaghava Aditya Renukunta * 1959c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1960c83b11e3SRaghava Aditya Renukunta */ 196175be67cdSRaghava Aditya Renukunta static void aac_set_safw_attr_all_targets(struct aac_dev *dev) 1962c83b11e3SRaghava Aditya Renukunta { 1963c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1964c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1965c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1966c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 19673edfb8b2SRaghava Aditya Renukunta 19684b000227SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1969c83b11e3SRaghava Aditya Renukunta 1970f2d2cabaSRaghava Aditya Renukunta dev->scan_counter++; 1971f2d2cabaSRaghava Aditya Renukunta 1972c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1973c83b11e3SRaghava Aditya Renukunta 19744b000227SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 19754b000227SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 19764b000227SRaghava Aditya Renukunta expose_flag = aac_get_safw_phys_expose_flag(dev, i); 19774b000227SRaghava Aditya Renukunta attribs = aac_get_safw_phys_attribs(dev, i); 19784b000227SRaghava Aditya Renukunta nexus = aac_get_safw_phys_nexus(dev, i); 1979c83b11e3SRaghava Aditya Renukunta 1980c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1981c83b11e3SRaghava Aditya Renukunta continue; 1982c83b11e3SRaghava Aditya Renukunta 1983c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 198459b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 198559b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_RAID_MEMBER; 198659b433c8SRaghava Aditya Renukunta continue; 1987c83b11e3SRaghava Aditya Renukunta } 1988c83b11e3SRaghava Aditya Renukunta 1989c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 199059b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 199159b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_NATIVE_RAW; 1992c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1993c83b11e3SRaghava Aditya Renukunta nexus; 1994c83b11e3SRaghava Aditya Renukunta } else 199559b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 199659b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_ARC_RAW; 1997c83b11e3SRaghava Aditya Renukunta 1998f2d2cabaSRaghava Aditya Renukunta dev->hba_map[bus][target].scan_counter = dev->scan_counter; 1999f2d2cabaSRaghava Aditya Renukunta 20000bcb45fbSRaghava Aditya Renukunta aac_set_safw_target_qd(dev, bus, target); 2001c83b11e3SRaghava Aditya Renukunta } 2002c83b11e3SRaghava Aditya Renukunta } 2003c83b11e3SRaghava Aditya Renukunta 200475be67cdSRaghava Aditya Renukunta static int aac_setup_safw_targets(struct aac_dev *dev) 2005fc0fdd9aSRaghava Aditya Renukunta { 20063edfb8b2SRaghava Aditya Renukunta int rcode = 0; 20073edfb8b2SRaghava Aditya Renukunta 20081d1fec53SRaghava Aditya Renukunta rcode = aac_get_containers(dev); 20091d1fec53SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20101d1fec53SRaghava Aditya Renukunta goto out; 20111d1fec53SRaghava Aditya Renukunta 201275be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_ciss_luns(dev); 20133edfb8b2SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20143edfb8b2SRaghava Aditya Renukunta goto out; 20153edfb8b2SRaghava Aditya Renukunta 201675be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_attr_all_targets(dev); 2017e2ee8c94SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 2018e2ee8c94SRaghava Aditya Renukunta goto free_ciss_luns; 2019e2ee8c94SRaghava Aditya Renukunta 202075be67cdSRaghava Aditya Renukunta aac_set_safw_attr_all_targets(dev); 20213edfb8b2SRaghava Aditya Renukunta 2022e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, -1); 2023e2ee8c94SRaghava Aditya Renukunta free_ciss_luns: 20243edfb8b2SRaghava Aditya Renukunta aac_free_safw_ciss_luns(dev); 20253edfb8b2SRaghava Aditya Renukunta out: 20263edfb8b2SRaghava Aditya Renukunta return rcode; 2027fc0fdd9aSRaghava Aditya Renukunta } 2028fc0fdd9aSRaghava Aditya Renukunta 202975be67cdSRaghava Aditya Renukunta int aac_setup_safw_adapter(struct aac_dev *dev) 2030fc0fdd9aSRaghava Aditya Renukunta { 203175be67cdSRaghava Aditya Renukunta return aac_setup_safw_targets(dev); 2032fc0fdd9aSRaghava Aditya Renukunta } 2033fc0fdd9aSRaghava Aditya Renukunta 20341da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 20351da177e4SLinus Torvalds { 20361da177e4SLinus Torvalds struct fib* fibptr; 20371da177e4SLinus Torvalds int rcode; 2038c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 20397c00ffa3SMark Haverkamp struct aac_adapter_info *info; 204084971738SMark Haverkamp struct aac_bus_info *command; 204184971738SMark Haverkamp struct aac_bus_info_response *bus_info; 20427c00ffa3SMark Haverkamp 2043bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 20441da177e4SLinus Torvalds return -ENOMEM; 20451da177e4SLinus Torvalds 2046bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20471da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 20487c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 20491da177e4SLinus Torvalds 2050bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 20511da177e4SLinus Torvalds fibptr, 20527c00ffa3SMark Haverkamp sizeof(*info), 20531da177e4SLinus Torvalds FsaNormal, 20549203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 20551da177e4SLinus Torvalds NULL, 20561da177e4SLinus Torvalds NULL); 20571da177e4SLinus Torvalds 20587c00ffa3SMark Haverkamp if (rcode < 0) { 2059cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 2060cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 2061cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2062bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2063bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2064cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 20657c00ffa3SMark Haverkamp return rcode; 20667c00ffa3SMark Haverkamp } 20677c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 20687c00ffa3SMark Haverkamp 20691c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 20707c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 207106a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 20727c00ffa3SMark Haverkamp 2073bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20747c00ffa3SMark Haverkamp 207506a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 20767c00ffa3SMark Haverkamp 207706a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 20787c00ffa3SMark Haverkamp 2079bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 20807c00ffa3SMark Haverkamp fibptr, 208106a43d17SSalyzyn, Mark sizeof(*sinfo), 20827c00ffa3SMark Haverkamp FsaNormal, 20837c00ffa3SMark Haverkamp 1, 1, 20847c00ffa3SMark Haverkamp NULL, 20857c00ffa3SMark Haverkamp NULL); 20867c00ffa3SMark Haverkamp 20877c00ffa3SMark Haverkamp if (rcode >= 0) 208806a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 2089cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 2090cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 2091cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 2092cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 2093cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 2094cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 20957c00ffa3SMark Haverkamp } 20961da177e4SLinus Torvalds 2097c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 2098c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 209971a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 2100c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 210171a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 210271a91ca4SRaghava Aditya Renukunta } 2103c83b11e3SRaghava Aditya Renukunta } 210484971738SMark Haverkamp 210584971738SMark Haverkamp /* 210684971738SMark Haverkamp * GetBusInfo 210784971738SMark Haverkamp */ 210884971738SMark Haverkamp 2109bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 211084971738SMark Haverkamp 211184971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 211284971738SMark Haverkamp 211384971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 211484971738SMark Haverkamp 211584971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 211684971738SMark Haverkamp 211784971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 211884971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 211984971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 212084971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 212184971738SMark Haverkamp 2122bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 212384971738SMark Haverkamp fibptr, 212484971738SMark Haverkamp sizeof (*bus_info), 212584971738SMark Haverkamp FsaNormal, 212684971738SMark Haverkamp 1, 1, 212784971738SMark Haverkamp NULL, NULL); 212884971738SMark Haverkamp 212994cf6ba1SSalyzyn, Mark /* reasoned default */ 213094cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 213184971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 213284971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 213384971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 213484971738SMark Haverkamp } 213584971738SMark Haverkamp 21368c867b25SMark Haverkamp if (!dev->in_reset) { 213724f02e1dSSalyzyn, Mark char buffer[16]; 21381da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 21397c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 21401da177e4SLinus Torvalds dev->name, 21411da177e4SLinus Torvalds dev->id, 21421da177e4SLinus Torvalds tmp>>24, 21431da177e4SLinus Torvalds (tmp>>16)&0xff, 21441da177e4SLinus Torvalds tmp&0xff, 21457c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 21461c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 21471c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 21481da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 21491da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %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.monitorbuild)); 21531da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 21541da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 21551da177e4SLinus Torvalds dev->name, dev->id, 21561da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21571da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 215824f02e1dSSalyzyn, Mark buffer[0] = '\0'; 2159ee959b00STony Jones if (aac_get_serial_number( 216024f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 216124f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 216224f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 21631c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2164a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2165a45c863fSSalyzyn, Mark dev->name, dev->id, 21661c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 21671c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 21681c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2169a45c863fSSalyzyn, Mark } 21702f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 21711c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2172a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 217329c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 217429c97684SSalyzyn, Mark dev->name, dev->id); 217529c97684SSalyzyn, Mark } 21768c867b25SMark Haverkamp } 21771da177e4SLinus Torvalds 217895e852e1SSalyzyn, Mark dev->cache_protected = 0; 21791c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2180cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 21811da177e4SLinus Torvalds dev->nondasd_support = 0; 21821da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 218395e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 21841da177e4SLinus Torvalds dev->nondasd_support = 1; 21851da177e4SLinus Torvalds 21861da177e4SLinus Torvalds /* 21871da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 21881da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 21891da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 21901da177e4SLinus Torvalds * additional changes changes will have to be made to support 21911da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 21921da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 21931da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 21941da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 21951da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 21961da177e4SLinus Torvalds */ 21971da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 21981da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 21991da177e4SLinus Torvalds dev->nondasd_support = 1; 22001da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 22011da177e4SLinus Torvalds } 22021da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 22031da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 22041da177e4SLinus Torvalds dev->name, dev->id); 22051da177e4SLinus Torvalds 220695e852e1SSalyzyn, Mark if (nondasd != -1) 22071da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 22082f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 22091da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 22101da177e4SLinus Torvalds 2211e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2212d8e96507SLeubner, Achim dev->needs_dac = 1; 22131da177e4SLinus Torvalds dev->dac_support = 0; 2214d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2215d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 22162f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22172f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 22182f7ecc55SSalyzyn, Mark dev->name, dev->id); 22191da177e4SLinus Torvalds dev->dac_support = 1; 22201da177e4SLinus Torvalds } 22211da177e4SLinus Torvalds 22221da177e4SLinus Torvalds if(dacmode != -1) { 22231da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 22241da177e4SLinus Torvalds } 2225d8e96507SLeubner, Achim 2226d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2227d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2228d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2229d8e96507SLeubner, Achim dev->nondasd_support = 0; 2230d8e96507SLeubner, Achim dev->jbod = 0; 2231d8e96507SLeubner, Achim expose_physicals = 0; 2232d8e96507SLeubner, Achim } 2233d8e96507SLeubner, Achim 22348105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 22358105d39dSRaghava Aditya Renukunta if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 22362f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22378105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 22388105d39dSRaghava Aditya Renukunta } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 22398105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 22401da177e4SLinus Torvalds dev->dac_support = 0; 22411da177e4SLinus Torvalds } else { 22428105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 22431da177e4SLinus Torvalds rcode = -ENOMEM; 22441da177e4SLinus Torvalds } 22451da177e4SLinus Torvalds } 22467c00ffa3SMark Haverkamp /* 2247e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2248e8f32de5SMark Haverkamp * interface. 22497c00ffa3SMark Haverkamp */ 2250e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 225194cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 225294cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 225394cf6ba1SSalyzyn, Mark : aac_scsi_64) 2254e8f32de5SMark Haverkamp : aac_scsi_32; 2255e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2256e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2257e8f32de5SMark Haverkamp ? aac_bounds_64 2258e8f32de5SMark Haverkamp : aac_bounds_32; 2259e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2260e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2261e8f32de5SMark Haverkamp } else { 2262e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 22637c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 22647c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 226563a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 226663a70eeaSMark Haverkamp sizeof(struct sgentry); 22677c00ffa3SMark Haverkamp if (dev->dac_support) { 2268e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2269e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 22707c00ffa3SMark Haverkamp /* 22717c00ffa3SMark Haverkamp * 38 scatter gather elements 22727c00ffa3SMark Haverkamp */ 22737c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 22747c00ffa3SMark Haverkamp (dev->max_fib_size - 22757c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 22767c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 227763a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 227863a70eeaSMark Haverkamp sizeof(struct sgentry64); 2279e8f32de5SMark Haverkamp } else { 2280e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2281e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 22827c00ffa3SMark Haverkamp } 22837c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 22847c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 22857c00ffa3SMark Haverkamp /* 22867c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 22877c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 22887c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 22897c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 22907c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 22917c00ffa3SMark Haverkamp * element. 22927c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 22937c00ffa3SMark Haverkamp */ 22947c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 22957c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 22967c00ffa3SMark Haverkamp } 22970e68c003SMark Haverkamp } 2298ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2299ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2300ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2301ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2302ab5d129fSRaghava Aditya Renukunta 2303cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2304cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2305bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2306bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2307cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 23081da177e4SLinus Torvalds 23091da177e4SLinus Torvalds return rcode; 23101da177e4SLinus Torvalds } 23111da177e4SLinus Torvalds 23121da177e4SLinus Torvalds 2313e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 23141da177e4SLinus Torvalds { 23151da177e4SLinus Torvalds struct aac_dev *dev; 23161da177e4SLinus Torvalds struct aac_read_reply *readreply; 23171da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 23181da177e4SLinus Torvalds u32 cid; 23191da177e4SLinus Torvalds 23201da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 23211da177e4SLinus Torvalds 232203d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 232303d44337SMark Haverkamp return; 232403d44337SMark Haverkamp 23251a655040SSalyzyn, Mark dev = fibptr->dev; 2326e5718774SMark Haverkamp cid = scmd_id(scsicmd); 23271da177e4SLinus Torvalds 23287a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 23297a8cf29dSMark Haverkamp u64 lba; 23307a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 23317a8cf29dSMark Haverkamp case WRITE_6: 23327a8cf29dSMark Haverkamp case READ_6: 23337a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 23347a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23357a8cf29dSMark Haverkamp break; 23367a8cf29dSMark Haverkamp case WRITE_16: 23377a8cf29dSMark Haverkamp case READ_16: 23387a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23397a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23407a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23417a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23427a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23437a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23447a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23457a8cf29dSMark Haverkamp break; 23467a8cf29dSMark Haverkamp case WRITE_12: 23477a8cf29dSMark Haverkamp case READ_12: 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 default: 23537a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23547a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23557a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23567a8cf29dSMark Haverkamp break; 23577a8cf29dSMark Haverkamp } 23587a8cf29dSMark Haverkamp printk(KERN_DEBUG 23597a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 23607a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 23617a8cf29dSMark Haverkamp } 23621da177e4SLinus Torvalds 2363125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 23641da177e4SLinus Torvalds 2365727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2366727eead6SFUJITA Tomonori 23671da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2368655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2369655d722cSMark Salyzyn case ST_OK: 2370655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2371655d722cSMark Salyzyn SAM_STAT_GOOD; 2372655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2373655d722cSMark Salyzyn break; 2374655d722cSMark Salyzyn case ST_NOT_READY: 2375655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2376655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2377655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2378655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2379655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2380655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2381655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2382655d722cSMark Salyzyn break; 2383f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2384f956a669SRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2385f956a669SRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 2386f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2387f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2388f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2389f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2390f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2391f956a669SRaghava Aditya Renukunta break; 2392655d722cSMark Salyzyn default: 23937c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2394e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 23951da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 23967c00ffa3SMark Haverkamp #endif 2397655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2398655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 23998e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 24008e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 24018e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 24021da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 24033ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 24043ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2405655d722cSMark Salyzyn break; 24061da177e4SLinus Torvalds } 2407bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 24081da177e4SLinus Torvalds 24098e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 24101da177e4SLinus Torvalds } 24111da177e4SLinus Torvalds 24129e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 24131da177e4SLinus Torvalds { 24147a8cf29dSMark Haverkamp u64 lba; 24151da177e4SLinus Torvalds u32 count; 24161da177e4SLinus Torvalds int status; 24171da177e4SLinus Torvalds struct aac_dev *dev; 24181da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2419da3cc679SRajashekhara, Mahesh int cid; 24201da177e4SLinus Torvalds 24211da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24221da177e4SLinus Torvalds /* 24231da177e4SLinus Torvalds * Get block address and transfer length 24241da177e4SLinus Torvalds */ 24257a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 24267a8cf29dSMark Haverkamp case READ_6: 24279e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 24281da177e4SLinus Torvalds 24297a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 24307a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 24311da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 24321da177e4SLinus Torvalds 24331da177e4SLinus Torvalds if (count == 0) 24341da177e4SLinus Torvalds count = 256; 24357a8cf29dSMark Haverkamp break; 24367a8cf29dSMark Haverkamp case READ_16: 24379e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 24387a8cf29dSMark Haverkamp 24397a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 24407a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 24417a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 24427a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 24437a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 24447a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24457a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24467a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 24477a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 24487a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 24497a8cf29dSMark Haverkamp break; 24507a8cf29dSMark Haverkamp case READ_12: 24519e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 24527a8cf29dSMark Haverkamp 24537a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24547a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24557a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24567a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 24577a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24587a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24597a8cf29dSMark Haverkamp break; 24607a8cf29dSMark Haverkamp default: 24619e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 24621da177e4SLinus Torvalds 24637a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24647a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24657a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24661da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24677a8cf29dSMark Haverkamp break; 24681da177e4SLinus Torvalds } 2469da3cc679SRajashekhara, Mahesh 2470da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2471da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2472da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2473da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2474da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2475da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2476c86fbe48SBalsundar P ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, 2477da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2478da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2479da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2480da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2481da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2482c86fbe48SBalsundar P return 0; 2483da3cc679SRajashekhara, Mahesh } 2484da3cc679SRajashekhara, Mahesh 24857a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 24867c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2487e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24887a8cf29dSMark Haverkamp return 0; 24891da177e4SLinus Torvalds /* 24901da177e4SLinus Torvalds * Alocate and initialize a Fib 24911da177e4SLinus Torvalds */ 24926bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 24931ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2494e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 24951da177e4SLinus Torvalds 24961da177e4SLinus Torvalds /* 24971da177e4SLinus Torvalds * Check that the command queued to the controller 24981da177e4SLinus Torvalds */ 24991ae948faSBrian King if (status == -EINPROGRESS) 25001da177e4SLinus Torvalds return 0; 25011da177e4SLinus Torvalds 2502bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 25031da177e4SLinus Torvalds /* 25041da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25051da177e4SLinus Torvalds */ 25061da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 25078e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2508bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2509bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25101da177e4SLinus Torvalds return 0; 25111da177e4SLinus Torvalds } 25121da177e4SLinus Torvalds 25139e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 25141da177e4SLinus Torvalds { 25157a8cf29dSMark Haverkamp u64 lba; 25161da177e4SLinus Torvalds u32 count; 25179d399cc7SSalyzyn, Mark int fua; 25181da177e4SLinus Torvalds int status; 25191da177e4SLinus Torvalds struct aac_dev *dev; 25201da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2521da3cc679SRajashekhara, Mahesh int cid; 25221da177e4SLinus Torvalds 25231da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 25241da177e4SLinus Torvalds /* 25251da177e4SLinus Torvalds * Get block address and transfer length 25261da177e4SLinus Torvalds */ 25271da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 25281da177e4SLinus Torvalds { 25291da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 25301da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 25311da177e4SLinus Torvalds if (count == 0) 25321da177e4SLinus Torvalds count = 256; 25339d399cc7SSalyzyn, Mark fua = 0; 25347a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 25359e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 25367a8cf29dSMark Haverkamp 25377a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 25387a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 25397a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 25407a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 25417a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 25427a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 25437a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25447a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 25457a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 25469d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25477a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 25489e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 25497a8cf29dSMark Haverkamp 25507a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 25517a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25527a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 25537a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25549d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25551da177e4SLinus Torvalds } else { 25569e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 25577a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25581da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25599d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25601da177e4SLinus Torvalds } 2561da3cc679SRajashekhara, Mahesh 2562da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2563da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2564da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2565da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2566da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2567da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2568c86fbe48SBalsundar P ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, 2569da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2570da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2571da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2572da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2573da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2574c86fbe48SBalsundar P return 0; 2575da3cc679SRajashekhara, Mahesh } 2576da3cc679SRajashekhara, Mahesh 25777a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 25781da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2579e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 25807a8cf29dSMark Haverkamp return 0; 25811da177e4SLinus Torvalds /* 25821da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 25831da177e4SLinus Torvalds */ 25846bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 25851ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25869d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 25871da177e4SLinus Torvalds 25881da177e4SLinus Torvalds /* 25891da177e4SLinus Torvalds * Check that the command queued to the controller 25901da177e4SLinus Torvalds */ 25911ae948faSBrian King if (status == -EINPROGRESS) 25921da177e4SLinus Torvalds return 0; 25931da177e4SLinus Torvalds 2594bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 25951da177e4SLinus Torvalds /* 25961da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25971da177e4SLinus Torvalds */ 25981da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 25998e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 26001da177e4SLinus Torvalds 2601bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2602bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26031da177e4SLinus Torvalds return 0; 26041da177e4SLinus Torvalds } 26051da177e4SLinus Torvalds 26061da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 26071da177e4SLinus Torvalds { 26081da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 26092c644b1dSHannes Reinecke struct scsi_cmnd *cmd = context; 26101da177e4SLinus Torvalds 261103d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 261203d44337SMark Haverkamp return; 261303d44337SMark Haverkamp 26141da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 26151da177e4SLinus Torvalds smp_processor_id(), jiffies)); 26161da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 26171da177e4SLinus Torvalds 26181da177e4SLinus Torvalds 26191da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 26201da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 26211da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 26221da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 26231da177e4SLinus Torvalds else { 26241da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 26251a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2626e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 26271da177e4SLinus Torvalds printk(KERN_WARNING 26281da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 26291da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 26301da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 26311da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 26328e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 26338e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 26348e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 26351da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2636b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2637b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 26381da177e4SLinus Torvalds } 26391da177e4SLinus Torvalds 2640bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2641bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 26428e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 26431da177e4SLinus Torvalds } 26441da177e4SLinus Torvalds 26459e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 26461da177e4SLinus Torvalds { 26471da177e4SLinus Torvalds int status; 26481da177e4SLinus Torvalds struct fib *cmd_fibcontext; 26491da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 26501da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 265190ee3466SMark Haverkamp struct aac_dev *aac; 26521da177e4SLinus Torvalds 2653f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 26548c867b25SMark Haverkamp if (aac->in_reset) 26558c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 26568c867b25SMark Haverkamp 26571da177e4SLinus Torvalds /* 26587c00ffa3SMark Haverkamp * Allocate and initialize a Fib 26591da177e4SLinus Torvalds */ 26602c644b1dSHannes Reinecke cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 26611da177e4SLinus Torvalds 2662bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 26631da177e4SLinus Torvalds 26641da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 26651da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 26661da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 26679e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 26681da177e4SLinus Torvalds synchronizecmd->count = 26691da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 26701ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 26711da177e4SLinus Torvalds 26721da177e4SLinus Torvalds /* 26731da177e4SLinus Torvalds * Now send the Fib to the adapter 26741da177e4SLinus Torvalds */ 2675bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 26761da177e4SLinus Torvalds cmd_fibcontext, 26771da177e4SLinus Torvalds sizeof(struct aac_synchronize), 26781da177e4SLinus Torvalds FsaNormal, 26791da177e4SLinus Torvalds 0, 1, 26801da177e4SLinus Torvalds (fib_callback)synchronize_callback, 26811da177e4SLinus Torvalds (void *)scsicmd); 26821da177e4SLinus Torvalds 26831da177e4SLinus Torvalds /* 26841da177e4SLinus Torvalds * Check that the command queued to the controller 26851da177e4SLinus Torvalds */ 26861ae948faSBrian King if (status == -EINPROGRESS) 26871da177e4SLinus Torvalds return 0; 26881da177e4SLinus Torvalds 26891da177e4SLinus Torvalds printk(KERN_WARNING 2690bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2691bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2692bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26931da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 26941da177e4SLinus Torvalds } 26951da177e4SLinus Torvalds 2696655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2697655d722cSMark Salyzyn { 2698655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2699655d722cSMark Salyzyn 2700655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2701655d722cSMark Salyzyn return; 2702655d722cSMark Salyzyn 2703655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2704655d722cSMark Salyzyn 2705655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2706655d722cSMark Salyzyn 2707655d722cSMark Salyzyn aac_fib_complete(fibptr); 2708655d722cSMark Salyzyn aac_fib_free(fibptr); 2709655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2710655d722cSMark Salyzyn } 2711655d722cSMark Salyzyn 2712655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2713655d722cSMark Salyzyn { 2714655d722cSMark Salyzyn int status; 2715655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2716655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2717655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2718655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2719655d722cSMark Salyzyn 27201c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2721655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2722655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2723655d722cSMark Salyzyn SAM_STAT_GOOD; 2724655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2725655d722cSMark Salyzyn return 0; 2726655d722cSMark Salyzyn } 2727655d722cSMark Salyzyn 2728655d722cSMark Salyzyn if (aac->in_reset) 2729655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2730655d722cSMark Salyzyn 2731655d722cSMark Salyzyn /* 2732655d722cSMark Salyzyn * Allocate and initialize a Fib 2733655d722cSMark Salyzyn */ 27346bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2735655d722cSMark Salyzyn 2736655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2737655d722cSMark Salyzyn 2738655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2739655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2740655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2741655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2742655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2743655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2744655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2745655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2746655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 27471ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2748655d722cSMark Salyzyn 2749655d722cSMark Salyzyn /* 2750655d722cSMark Salyzyn * Now send the Fib to the adapter 2751655d722cSMark Salyzyn */ 2752655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2753655d722cSMark Salyzyn cmd_fibcontext, 2754655d722cSMark Salyzyn sizeof(struct aac_power_management), 2755655d722cSMark Salyzyn FsaNormal, 2756655d722cSMark Salyzyn 0, 1, 2757655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2758655d722cSMark Salyzyn (void *)scsicmd); 2759655d722cSMark Salyzyn 2760655d722cSMark Salyzyn /* 2761655d722cSMark Salyzyn * Check that the command queued to the controller 2762655d722cSMark Salyzyn */ 27631ae948faSBrian King if (status == -EINPROGRESS) 2764655d722cSMark Salyzyn return 0; 2765655d722cSMark Salyzyn 2766655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2767655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2768655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2769655d722cSMark Salyzyn } 2770655d722cSMark Salyzyn 27711da177e4SLinus Torvalds /** 27721da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 27731da177e4SLinus Torvalds * @scsicmd: SCSI command block 27741da177e4SLinus Torvalds * 27751da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 27761da177e4SLinus Torvalds * aacraid firmware. 27771da177e4SLinus Torvalds */ 27781da177e4SLinus Torvalds 27791da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 27801da177e4SLinus Torvalds { 2781ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 27821da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 27831da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 27841da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 27851da177e4SLinus Torvalds 278690ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 278790ee3466SMark Haverkamp return -1; 27881da177e4SLinus Torvalds /* 27891da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 27901da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 27911da177e4SLinus Torvalds * itself. 27921da177e4SLinus Torvalds */ 27931a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 27941a655040SSalyzyn, Mark if (cid != host->this_id) { 27951a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 27961a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2797e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 27981da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2799c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28001da177e4SLinus Torvalds } 28011da177e4SLinus Torvalds 28021da177e4SLinus Torvalds /* 28031da177e4SLinus Torvalds * If the target container doesn't exist, it may have 28041da177e4SLinus Torvalds * been newly created 28051da177e4SLinus Torvalds */ 2806655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2807655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2808655d722cSMark Salyzyn NOT_READY)) { 28091da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2810eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 28117a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 28127a8cf29dSMark Haverkamp !(dev->raw_io_64) || 28137a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 28147a8cf29dSMark Haverkamp break; 28158d4d5b34SGustavo A. R. Silva /* fall through */ 28161da177e4SLinus Torvalds case INQUIRY: 28171da177e4SLinus Torvalds case READ_CAPACITY: 28181da177e4SLinus Torvalds case TEST_UNIT_READY: 28198c867b25SMark Haverkamp if (dev->in_reset) 28208c867b25SMark Haverkamp return -1; 2821fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2822fe76df42SMark Haverkamp aac_probe_container_callback2); 28231da177e4SLinus Torvalds default: 28241da177e4SLinus Torvalds break; 28251da177e4SLinus Torvalds } 28261da177e4SLinus Torvalds } 28271da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2828ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2829ab5d129fSRaghava Aditya Renukunta 2830ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2831ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2832ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2833ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2834ab5d129fSRaghava Aditya Renukunta return -1; 2835ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2836ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2837cb1042f2SSalyzyn, Mark dev->jbod) { 28388c867b25SMark Haverkamp if (dev->in_reset) 28398c867b25SMark Haverkamp return -1; 28401da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 28411da177e4SLinus Torvalds } else { 28421da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2843c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28441da177e4SLinus Torvalds } 28451da177e4SLinus Torvalds } 28461da177e4SLinus Torvalds } 28471da177e4SLinus Torvalds /* 28481da177e4SLinus Torvalds * else Command for the controller itself 28491da177e4SLinus Torvalds */ 28501da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 28511da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 28521da177e4SLinus Torvalds { 28531da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 28541da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 28558e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28568e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 28578e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 28581da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 28593ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 28603ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2861c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28621da177e4SLinus Torvalds } 28631da177e4SLinus Torvalds 28641da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2865c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2866c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2867c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2868c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2869c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2870c4e2fbcaSRaghava Aditya Renukunta return -1; 2871c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2872c4e2fbcaSRaghava Aditya Renukunta 2873c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2874c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2875c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2876c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2877c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2878c4e2fbcaSRaghava Aditya Renukunta return -1; 2879c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2880c4e2fbcaSRaghava Aditya Renukunta 2881c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2882c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 28832d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 28842d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 2885c4e2fbcaSRaghava Aditya Renukunta break; 2886c4e2fbcaSRaghava Aditya Renukunta } 2887c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2888c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2889c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 28908d4d5b34SGustavo A. R. Silva /* fall through */ 28911da177e4SLinus Torvalds case INQUIRY: 28921da177e4SLinus Torvalds { 28933b2946ccSMark Haverkamp struct inquiry_data inq_data; 28941da177e4SLinus Torvalds 28951a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 28963b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 28971da177e4SLinus Torvalds 2898d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 289988e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 290088e2f98eSSalyzyn, Mark 290188e2f98eSSalyzyn, Mark /* EVPD bit set */ 290288e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 290388e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 290488e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 290588e2f98eSSalyzyn, Mark /* supported vital product data pages */ 29065d910649SMahesh Rajashekhara arr[3] = 3; 290788e2f98eSSalyzyn, Mark arr[4] = 0x0; 290888e2f98eSSalyzyn, Mark arr[5] = 0x80; 29095d910649SMahesh Rajashekhara arr[6] = 0x83; 291088e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2911d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 291288e2f98eSSalyzyn, Mark sizeof(inq_data)); 29132d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | 29142d362b8aSJohannes Thumshirn COMMAND_COMPLETE << 8 | 29152d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 291688e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 291788e2f98eSSalyzyn, Mark /* unit serial number page */ 291888e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 291988e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 292088e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2921d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 292288e2f98eSSalyzyn, Mark sizeof(inq_data)); 2923d8e96507SLeubner, Achim if (aac_wwn != 2) 2924d8e96507SLeubner, Achim return aac_get_container_serial( 2925d8e96507SLeubner, Achim scsicmd); 29262d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | 29272d362b8aSJohannes Thumshirn COMMAND_COMPLETE << 8 | 29282d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 29295d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 29305d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 29315d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 29325d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 29335d910649SMahesh Rajashekhara scmd_id(scsicmd)); 29345d910649SMahesh Rajashekhara if (aac_wwn != 2) 29355d910649SMahesh Rajashekhara return aac_get_container_serial( 29365d910649SMahesh Rajashekhara scsicmd); 29372d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | 29382d362b8aSJohannes Thumshirn COMMAND_COMPLETE << 8 | 29392d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 294088e2f98eSSalyzyn, Mark } else { 294188e2f98eSSalyzyn, Mark /* vpd page not implemented */ 294288e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 294388e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 294488e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 29458e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 29468e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 29478e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 294888e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 294988e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 29503ace426fSSalyzyn, Mark min_t(size_t, 29513ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 29523ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 295388e2f98eSSalyzyn, Mark } 2954c4e2fbcaSRaghava Aditya Renukunta break; 295588e2f98eSSalyzyn, Mark } 29563b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 29573b2946ccSMark 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 */ 29583b2946ccSMark Haverkamp inq_data.inqd_len = 31; 29591da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 29603b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 29611da177e4SLinus Torvalds /* 29621da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 29631da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 29641da177e4SLinus Torvalds */ 29651a655040SSalyzyn, Mark if (cid == host->this_id) { 29666391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 29673b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2968d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2969d4345028SFUJITA Tomonori sizeof(inq_data)); 29702d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 29712d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 2972c4e2fbcaSRaghava Aditya Renukunta break; 29731da177e4SLinus Torvalds } 29748c867b25SMark Haverkamp if (dev->in_reset) 29758c867b25SMark Haverkamp return -1; 2976794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 29773b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2978d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 29799e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 29801da177e4SLinus Torvalds } 2981eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 29827a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 29837a8cf29dSMark Haverkamp !(dev->raw_io_64) || 29847a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 29857a8cf29dSMark Haverkamp break; 29867a8cf29dSMark Haverkamp { 29877a8cf29dSMark Haverkamp u64 capacity; 298807ce5ebaSMark Haverkamp char cp[13]; 2989b271f1c8SFUJITA Tomonori unsigned int alloc_len; 29907a8cf29dSMark Haverkamp 29917a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 29927a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 29937a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 29947a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 29957a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 29967a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 29977a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 29987a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 29997a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 30007a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 3001b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3002b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3003b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3004b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 300507ce5ebaSMark Haverkamp cp[12] = 0; 300607ce5ebaSMark Haverkamp 3007b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 3008b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 3009b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 3010b271f1c8SFUJITA Tomonori 3011b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 3012d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 3013b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 3014b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 3015b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 30167a8cf29dSMark Haverkamp 30177a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 30187a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 30197a8cf29dSMark Haverkamp 30202d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 30212d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3022c4e2fbcaSRaghava Aditya Renukunta break; 30237a8cf29dSMark Haverkamp } 30247a8cf29dSMark Haverkamp 30251da177e4SLinus Torvalds case READ_CAPACITY: 30261da177e4SLinus Torvalds { 30271da177e4SLinus Torvalds u32 capacity; 30283b2946ccSMark Haverkamp char cp[8]; 30291da177e4SLinus Torvalds 30301da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 30317a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 30321da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 30331da177e4SLinus Torvalds else 30341da177e4SLinus Torvalds capacity = (u32)-1; 30353b2946ccSMark Haverkamp 30361da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 30371da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 30381da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 30391da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 3040b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3041b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3042b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3043b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 3044d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 30457a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 30467a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 30472d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 30482d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3049c4e2fbcaSRaghava Aditya Renukunta break; 30501da177e4SLinus Torvalds } 30511da177e4SLinus Torvalds 30521da177e4SLinus Torvalds case MODE_SENSE: 30531da177e4SLinus Torvalds { 30549d399cc7SSalyzyn, Mark int mode_buf_length = 4; 3055b836439fSMahesh Rajashekhara u32 capacity; 3056b836439fSMahesh Rajashekhara aac_modep_data mpd; 3057b836439fSMahesh Rajashekhara 3058b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3059b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3060b836439fSMahesh Rajashekhara else 3061b836439fSMahesh Rajashekhara capacity = (u32)-1; 30621da177e4SLinus Torvalds 30631da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 3064b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 3065b836439fSMahesh Rajashekhara 3066b836439fSMahesh Rajashekhara /* Mode data length */ 3067b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 3068b836439fSMahesh Rajashekhara /* Medium type - default */ 3069b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 3070b836439fSMahesh Rajashekhara /* Device-specific param, 30719d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 30729d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3073b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 3074b836439fSMahesh Rajashekhara 307595e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3076b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 3077b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 3078b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 3079b836439fSMahesh Rajashekhara else { 3080b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 3081b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 3082b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 3083b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3084b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3085b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3086b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3087b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 30885d910649SMahesh Rajashekhara 30895d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 30905d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 30915d910649SMahesh Rajashekhara /* page length */ 30925d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 30935d910649SMahesh Rajashekhara /* Mode data length */ 30945d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 30955d910649SMahesh Rajashekhara } else { 30965d910649SMahesh Rajashekhara /* Mode data length */ 30975d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 30985d910649SMahesh Rajashekhara } 30995d910649SMahesh Rajashekhara 3100b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3101b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3102b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3103b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3104b836439fSMahesh Rajashekhara } else { 3105b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3106b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3107b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3108b836439fSMahesh Rajashekhara } 3109b836439fSMahesh Rajashekhara } 31109d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31119d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3112b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3113b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3114b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3115b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 311695e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3117b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 31185d910649SMahesh Rajashekhara } 31195d910649SMahesh Rajashekhara 31209d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 31219d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 31225d910649SMahesh Rajashekhara else 31235d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3124b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3125b836439fSMahesh Rajashekhara (char *)&mpd, 3126b836439fSMahesh Rajashekhara mode_buf_length); 31272d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 31282d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3129c4e2fbcaSRaghava Aditya Renukunta break; 31301da177e4SLinus Torvalds } 31311da177e4SLinus Torvalds case MODE_SENSE_10: 31321da177e4SLinus Torvalds { 3133b836439fSMahesh Rajashekhara u32 capacity; 31349d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3135b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3136b836439fSMahesh Rajashekhara 3137b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3138b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3139b836439fSMahesh Rajashekhara else 3140b836439fSMahesh Rajashekhara capacity = (u32)-1; 31411da177e4SLinus Torvalds 31421da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3143b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3144b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3145b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3146b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3147b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3148b836439fSMahesh Rajashekhara /* Medium type - default */ 3149b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3150b836439fSMahesh Rajashekhara /* Device-specific param, 31519d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 31529d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3153b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3154b836439fSMahesh Rajashekhara 315595e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3156b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3157b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3158b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3159b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3160b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3161b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3162b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3163b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3164b836439fSMahesh Rajashekhara } else { 3165b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3166b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3167b836439fSMahesh Rajashekhara 3168b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3169b836439fSMahesh Rajashekhara 3170b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3171b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3172b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3173b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3174b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3175b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3176b836439fSMahesh Rajashekhara 3177b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3178b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3179b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3180b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3181b836439fSMahesh Rajashekhara } else { 3182b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3183b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3184b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3185b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3186b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3187b836439fSMahesh Rajashekhara capacity & 0xff; 3188b836439fSMahesh Rajashekhara } 3189b836439fSMahesh Rajashekhara } 31909d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31919d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3192b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3193b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3194b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3195b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 319695e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3197b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 31989d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 31999d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 32009d399cc7SSalyzyn, Mark } 3201b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3202b836439fSMahesh Rajashekhara (char *)&mpd10, 3203b836439fSMahesh Rajashekhara mode_buf_length); 32041da177e4SLinus Torvalds 32052d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 32062d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3207c4e2fbcaSRaghava Aditya Renukunta break; 32081da177e4SLinus Torvalds } 32091da177e4SLinus Torvalds case REQUEST_SENSE: 32101da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3211c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3212c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3213c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3214c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 32152d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 32162d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3217c4e2fbcaSRaghava Aditya Renukunta break; 32181da177e4SLinus Torvalds 32191da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 32201da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 32211da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 32221da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 32231da177e4SLinus Torvalds else 32241da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 32251da177e4SLinus Torvalds 32262d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 32272d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3228c4e2fbcaSRaghava Aditya Renukunta break; 32291da177e4SLinus Torvalds /* 32301da177e4SLinus Torvalds * These commands are all No-Ops 32311da177e4SLinus Torvalds */ 32321da177e4SLinus Torvalds case TEST_UNIT_READY: 3233655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3234655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3235655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 3236655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3237655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3238655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3239655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3240655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3241655d722cSMark Salyzyn min_t(size_t, 3242655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3243655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3244c4e2fbcaSRaghava Aditya Renukunta break; 3245655d722cSMark Salyzyn } 32468d4d5b34SGustavo A. R. Silva /* fall through */ 32471da177e4SLinus Torvalds case RESERVE: 32481da177e4SLinus Torvalds case RELEASE: 32491da177e4SLinus Torvalds case REZERO_UNIT: 32501da177e4SLinus Torvalds case REASSIGN_BLOCKS: 32511da177e4SLinus Torvalds case SEEK_10: 32522d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 32532d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3254c4e2fbcaSRaghava Aditya Renukunta break; 3255655d722cSMark Salyzyn 3256655d722cSMark Salyzyn case START_STOP: 3257655d722cSMark Salyzyn return aac_start_stop(scsicmd); 32581da177e4SLinus Torvalds 325995e852e1SSalyzyn, Mark /* FALLTHRU */ 32601da177e4SLinus Torvalds default: 32611da177e4SLinus Torvalds /* 32621da177e4SLinus Torvalds * Unhandled commands 32631da177e4SLinus Torvalds */ 3264c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3265c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3266c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3267c4e2fbcaSRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 32688e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 32691da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 32708e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 32711da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 32723ace426fSSalyzyn, Mark min_t(size_t, 32733ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 32743ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3275c4e2fbcaSRaghava Aditya Renukunta } 3276c4e2fbcaSRaghava Aditya Renukunta 3277c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3278c4e2fbcaSRaghava Aditya Renukunta 32791da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 32801da177e4SLinus Torvalds return 0; 32811da177e4SLinus Torvalds } 32821da177e4SLinus Torvalds 32831da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 32841da177e4SLinus Torvalds { 32851da177e4SLinus Torvalds struct aac_query_disk qd; 32861da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32871da177e4SLinus Torvalds 32881da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 328990ee3466SMark Haverkamp if (!fsa_dev_ptr) 329065101355SMark Haverkamp return -EBUSY; 32911da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 32921da177e4SLinus Torvalds return -EFAULT; 3293e6fd916aSDan Carpenter if (qd.cnum == -1) { 3294e6fd916aSDan Carpenter if (qd.id < 0 || qd.id >= dev->maximum_num_containers) 3295e6fd916aSDan Carpenter return -EINVAL; 3296e5718774SMark Haverkamp qd.cnum = qd.id; 3297e6fd916aSDan Carpenter } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { 32981da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 32991da177e4SLinus Torvalds return -EINVAL; 33001da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 33011da177e4SLinus Torvalds qd.bus = 0; 33021da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 33031da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 33041da177e4SLinus Torvalds } 33051da177e4SLinus Torvalds else return -EINVAL; 33061da177e4SLinus Torvalds 3307fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 33081da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 33091da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 33101da177e4SLinus Torvalds 33111da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 33121da177e4SLinus Torvalds qd.unmapped = 1; 33131da177e4SLinus Torvalds else 33141da177e4SLinus Torvalds qd.unmapped = 0; 33151da177e4SLinus Torvalds 33161da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 33171da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 33181da177e4SLinus Torvalds 33191da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 33201da177e4SLinus Torvalds return -EFAULT; 33211da177e4SLinus Torvalds return 0; 33221da177e4SLinus Torvalds } 33231da177e4SLinus Torvalds 33241da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 33251da177e4SLinus Torvalds { 33261da177e4SLinus Torvalds struct aac_delete_disk dd; 33271da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33281da177e4SLinus Torvalds 33291da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 333065101355SMark Haverkamp if (!fsa_dev_ptr) 333165101355SMark Haverkamp return -EBUSY; 33321da177e4SLinus Torvalds 33331da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 33341da177e4SLinus Torvalds return -EFAULT; 33351da177e4SLinus Torvalds 33361da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 33371da177e4SLinus Torvalds return -EINVAL; 33381da177e4SLinus Torvalds /* 33391da177e4SLinus Torvalds * Mark this container as being deleted. 33401da177e4SLinus Torvalds */ 33411da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 33421da177e4SLinus Torvalds /* 33431da177e4SLinus Torvalds * Mark the container as no longer valid 33441da177e4SLinus Torvalds */ 33451da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 33461da177e4SLinus Torvalds return 0; 33471da177e4SLinus Torvalds } 33481da177e4SLinus Torvalds 33491da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 33501da177e4SLinus Torvalds { 33511da177e4SLinus Torvalds struct aac_delete_disk dd; 33521da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33531da177e4SLinus Torvalds 33541da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 335590ee3466SMark Haverkamp if (!fsa_dev_ptr) 335665101355SMark Haverkamp return -EBUSY; 33571da177e4SLinus Torvalds 33581da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 33591da177e4SLinus Torvalds return -EFAULT; 33601da177e4SLinus Torvalds 33611da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 33621da177e4SLinus Torvalds return -EINVAL; 33631da177e4SLinus Torvalds /* 33641da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 33651da177e4SLinus Torvalds */ 33661da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 33671da177e4SLinus Torvalds return -EBUSY; 33681da177e4SLinus Torvalds else { 33691da177e4SLinus Torvalds /* 33701da177e4SLinus Torvalds * Mark the container as no longer being valid. 33711da177e4SLinus Torvalds */ 33721da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 33731da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 33741da177e4SLinus Torvalds return 0; 33751da177e4SLinus Torvalds } 33761da177e4SLinus Torvalds } 33771da177e4SLinus Torvalds 33786f4e626fSNathan Chancellor int aac_dev_ioctl(struct aac_dev *dev, unsigned int cmd, void __user *arg) 33791da177e4SLinus Torvalds { 33801da177e4SLinus Torvalds switch (cmd) { 33811da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 33821da177e4SLinus Torvalds return query_disk(dev, arg); 33831da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 33841da177e4SLinus Torvalds return delete_disk(dev, arg); 33851da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 33861da177e4SLinus Torvalds return force_delete_disk(dev, arg); 33871da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 33881da177e4SLinus Torvalds return aac_get_containers(dev); 33891da177e4SLinus Torvalds default: 33901da177e4SLinus Torvalds return -ENOTTY; 33911da177e4SLinus Torvalds } 33921da177e4SLinus Torvalds } 33931da177e4SLinus Torvalds 33941da177e4SLinus Torvalds /** 33951da177e4SLinus Torvalds * 33961da177e4SLinus Torvalds * aac_srb_callback 33971da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 33981da177e4SLinus Torvalds * @fibptr: pointer to the fib 33991da177e4SLinus Torvalds * 34001da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 34011da177e4SLinus Torvalds * 34021da177e4SLinus Torvalds */ 34031da177e4SLinus Torvalds 34041da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 34051da177e4SLinus Torvalds { 34061da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 34071da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 34081da177e4SLinus Torvalds 34091da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 341003d44337SMark Haverkamp 341103d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 341203d44337SMark Haverkamp return; 341303d44337SMark Haverkamp 3414125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 34154ec57fb4SRaghava Aditya Renukunta 341655b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 34174ec57fb4SRaghava Aditya Renukunta 34181da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 341985d22bbfSMahesh Rajashekhara 342085d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 342185d22bbfSMahesh Rajashekhara /* fast response */ 342285d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 342385d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 342485d22bbfSMahesh Rajashekhara } else { 34251da177e4SLinus Torvalds /* 34261da177e4SLinus Torvalds * Calculate resid for sg 34271da177e4SLinus Torvalds */ 3428727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3429727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 34304ec57fb4SRaghava Aditya Renukunta } 34314ec57fb4SRaghava Aditya Renukunta 34324ec57fb4SRaghava Aditya Renukunta 34334ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 34344ec57fb4SRaghava Aditya Renukunta 34354ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 34364ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 34374ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 34384ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 34394ec57fb4SRaghava Aditya Renukunta 34401da177e4SLinus Torvalds /* 34411da177e4SLinus Torvalds * First check the fib status 34421da177e4SLinus Torvalds */ 34431da177e4SLinus Torvalds 34441da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 34451da177e4SLinus Torvalds int len; 344655b87608SMahesh Rajashekhara 34474ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 34484ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 34493ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 34503ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 345155b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 345255b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 345355b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 345455b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 345555b87608SMahesh Rajashekhara srbreply->sense_data, len); 34561da177e4SLinus Torvalds } 34571da177e4SLinus Torvalds 34581da177e4SLinus Torvalds /* 34591da177e4SLinus Torvalds * Next check the srb status 34601da177e4SLinus Torvalds */ 34611da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 34621da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 34631da177e4SLinus Torvalds case SRB_STATUS_PENDING: 34641da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 34651da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 34661da177e4SLinus Torvalds break; 34671da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 34681da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 34691da177e4SLinus Torvalds case READ_6: 34701da177e4SLinus Torvalds case WRITE_6: 34711da177e4SLinus Torvalds case READ_10: 34721da177e4SLinus Torvalds case WRITE_10: 34731da177e4SLinus Torvalds case READ_12: 34741da177e4SLinus Torvalds case WRITE_12: 34757a8cf29dSMark Haverkamp case READ_16: 34767a8cf29dSMark Haverkamp case WRITE_16: 347755b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 347855b87608SMahesh Rajashekhara < scsicmd->underflow) 34794ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 348055b87608SMahesh Rajashekhara else 34814ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 348255b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 348355b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34841da177e4SLinus Torvalds break; 34854ec57fb4SRaghava Aditya Renukunta case INQUIRY: 348655b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 348755b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34881da177e4SLinus Torvalds break; 34891da177e4SLinus Torvalds default: 34901da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 34911da177e4SLinus Torvalds break; 34921da177e4SLinus Torvalds } 34931da177e4SLinus Torvalds break; 34941da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 34951da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 34961da177e4SLinus Torvalds break; 34971da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 349855b87608SMahesh Rajashekhara /* 349955b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 350055b87608SMahesh Rajashekhara * hba was trying to abort for some reason 350155b87608SMahesh Rajashekhara */ 35021da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 35031da177e4SLinus Torvalds break; 35041da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 350555b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 350655b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 35071da177e4SLinus Torvalds break; 35081da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 35091da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 35101da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 35111da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 35121da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 351355b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 351455b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35151da177e4SLinus Torvalds break; 35161da177e4SLinus Torvalds 35171da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 35181da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 351955b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 352055b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35211da177e4SLinus Torvalds break; 35221da177e4SLinus Torvalds 35231da177e4SLinus Torvalds case SRB_STATUS_BUSY: 352455b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 352555b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35261da177e4SLinus Torvalds break; 35271da177e4SLinus Torvalds 35281da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 352955b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 353055b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35311da177e4SLinus Torvalds break; 35321da177e4SLinus Torvalds 35331da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 353455b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 353555b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 35361da177e4SLinus Torvalds break; 35371da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 35381da177e4SLinus Torvalds case SRB_STATUS_ERROR: 35391da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 35401da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 35411da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 35421da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 35431da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 35441da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 35451da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 35461da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 35471da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 35481da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 35491da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 35501da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 35511da177e4SLinus Torvalds default: 35521da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35534ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 35541da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 35551da177e4SLinus Torvalds aac_get_status_string( 35561da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 35571da177e4SLinus Torvalds scsicmd->cmnd[0], 35581da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 35591da177e4SLinus Torvalds #endif 35604ec57fb4SRaghava Aditya Renukunta /* 35614ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 35624ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 35634ec57fb4SRaghava Aditya Renukunta * 35644ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 35654ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 35664ec57fb4SRaghava Aditya Renukunta */ 35671fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 35681fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 35694ec57fb4SRaghava Aditya Renukunta 35701fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 35711fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 35721fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 35731da177e4SLinus Torvalds break; 35741fc8010aSRajashekhara, Mahesh } else { 35751fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 35761fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 35771fc8010aSRajashekhara, Mahesh break; 35781fc8010aSRajashekhara, Mahesh } 35791fc8010aSRajashekhara, Mahesh } else { 35801fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 35811fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 35821fc8010aSRajashekhara, Mahesh break; 35831fc8010aSRajashekhara, Mahesh } 35841da177e4SLinus Torvalds } 358555b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 358655b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 35871da177e4SLinus Torvalds int len; 358855b87608SMahesh Rajashekhara 35891da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 35903ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35913ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 35921da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35934ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 35947a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 35951da177e4SLinus Torvalds #endif 359655b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 359755b87608SMahesh Rajashekhara srbreply->sense_data, len); 359855b87608SMahesh Rajashekhara } 35994ec57fb4SRaghava Aditya Renukunta 36001da177e4SLinus Torvalds /* 36011da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 36021da177e4SLinus Torvalds */ 36031da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 36041da177e4SLinus Torvalds 3605bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 36068e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 36071da177e4SLinus Torvalds } 36081da177e4SLinus Torvalds 3609ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3610ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3611ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3612ab5d129fSRaghava Aditya Renukunta 3613ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3614ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3615ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3616ab5d129fSRaghava Aditya Renukunta 3617ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3618ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3619ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3620ab5d129fSRaghava Aditya Renukunta break; 3621ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3622ab5d129fSRaghava Aditya Renukunta { 3623ab5d129fSRaghava Aditya Renukunta int len; 3624ab5d129fSRaghava Aditya Renukunta 3625ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3626ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3627ab5d129fSRaghava Aditya Renukunta if (len) 3628ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3629ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3630ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3631ab5d129fSRaghava Aditya Renukunta break; 3632ab5d129fSRaghava Aditya Renukunta } 3633ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3634ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 3635ab5d129fSRaghava Aditya Renukunta break; 3636ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3637ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ABORT << 16 | ABORT << 8; 3638ab5d129fSRaghava Aditya Renukunta break; 3639ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3640ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3641ab5d129fSRaghava Aditya Renukunta default: 3642ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3643ab5d129fSRaghava Aditya Renukunta break; 3644ab5d129fSRaghava Aditya Renukunta } 3645ab5d129fSRaghava Aditya Renukunta } 3646ab5d129fSRaghava Aditya Renukunta 3647ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3648ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3649ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3650ab5d129fSRaghava Aditya Renukunta { 3651ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3652ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3653ab5d129fSRaghava Aditya Renukunta { 3654ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3655ab5d129fSRaghava Aditya Renukunta 3656ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3657ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3658ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3659ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3660ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3661ab5d129fSRaghava Aditya Renukunta } 3662ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3663ab5d129fSRaghava Aditya Renukunta break; 3664ab5d129fSRaghava Aditya Renukunta } 3665ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3666ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3667ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | 3668ab5d129fSRaghava Aditya Renukunta COMMAND_COMPLETE << 8 | SAM_STAT_BUSY; 3669ab5d129fSRaghava Aditya Renukunta break; 3670ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3671ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ABORT << 16 | ABORT << 8; 3672ab5d129fSRaghava Aditya Renukunta break; 3673ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3674ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3675ab5d129fSRaghava Aditya Renukunta break; 3676ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3677ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3678ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3679ab5d129fSRaghava Aditya Renukunta break; 3680ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3681ab5d129fSRaghava Aditya Renukunta default: 3682ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3683ab5d129fSRaghava Aditya Renukunta break; 3684ab5d129fSRaghava Aditya Renukunta } 3685ab5d129fSRaghava Aditya Renukunta } 3686ab5d129fSRaghava Aditya Renukunta 36871da177e4SLinus Torvalds /** 36881da177e4SLinus Torvalds * 3689ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3690ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3691ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3692ab5d129fSRaghava Aditya Renukunta * 3693ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3694ab5d129fSRaghava Aditya Renukunta * 3695ab5d129fSRaghava Aditya Renukunta */ 3696ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3697ab5d129fSRaghava Aditya Renukunta { 3698ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3699ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3700ab5d129fSRaghava Aditya Renukunta 3701ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3702ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3703ab5d129fSRaghava Aditya Renukunta 3704ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3705ab5d129fSRaghava Aditya Renukunta 3706ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3707ab5d129fSRaghava Aditya Renukunta return; 3708ab5d129fSRaghava Aditya Renukunta 3709ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3710ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3711ab5d129fSRaghava Aditya Renukunta 3712ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3713ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3714ab5d129fSRaghava Aditya Renukunta 3715ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3716ab5d129fSRaghava Aditya Renukunta /* fast response */ 3717ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3718ab5d129fSRaghava Aditya Renukunta goto out; 3719ab5d129fSRaghava Aditya Renukunta } 3720ab5d129fSRaghava Aditya Renukunta 3721ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3722ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3723ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3724ab5d129fSRaghava Aditya Renukunta break; 3725ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3726ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3727ab5d129fSRaghava Aditya Renukunta break; 3728ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3729ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 3730ab5d129fSRaghava Aditya Renukunta break; 3731ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3732ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3733ab5d129fSRaghava Aditya Renukunta break; 3734ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3735ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3736ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3737ab5d129fSRaghava Aditya Renukunta break; 3738ab5d129fSRaghava Aditya Renukunta default: 3739ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3740ab5d129fSRaghava Aditya Renukunta break; 3741ab5d129fSRaghava Aditya Renukunta } 3742ab5d129fSRaghava Aditya Renukunta 3743ab5d129fSRaghava Aditya Renukunta out: 3744ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3745ab5d129fSRaghava Aditya Renukunta 3746ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3747ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3748ab5d129fSRaghava Aditya Renukunta else 3749ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3750ab5d129fSRaghava Aditya Renukunta } 3751ab5d129fSRaghava Aditya Renukunta 3752ab5d129fSRaghava Aditya Renukunta /** 3753ab5d129fSRaghava Aditya Renukunta * 3754ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 37551da177e4SLinus Torvalds * @scsicmd: the scsi command block 37561da177e4SLinus Torvalds * 37571da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 37581da177e4SLinus Torvalds * scsicmd passed in. 37591da177e4SLinus Torvalds */ 37601da177e4SLinus Torvalds 37611da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 37621da177e4SLinus Torvalds { 37631da177e4SLinus Torvalds struct fib* cmd_fibcontext; 37641da177e4SLinus Torvalds struct aac_dev* dev; 37651da177e4SLinus Torvalds int status; 37661da177e4SLinus Torvalds 376784971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3768e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 376984971738SMark Haverkamp scsicmd->device->lun > 7) { 37701da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 37711da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 37721da177e4SLinus Torvalds return 0; 37731da177e4SLinus Torvalds } 37741da177e4SLinus Torvalds 37751da177e4SLinus Torvalds /* 37761da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 37771da177e4SLinus Torvalds */ 37786bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 37791ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3780e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 37811da177e4SLinus Torvalds 37821da177e4SLinus Torvalds /* 37831da177e4SLinus Torvalds * Check that the command queued to the controller 37841da177e4SLinus Torvalds */ 37851ae948faSBrian King if (status == -EINPROGRESS) 37861da177e4SLinus Torvalds return 0; 37871da177e4SLinus Torvalds 3788bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3789bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3790bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 37911da177e4SLinus Torvalds 37921da177e4SLinus Torvalds return -1; 37931da177e4SLinus Torvalds } 37941da177e4SLinus Torvalds 3795ab5d129fSRaghava Aditya Renukunta /** 3796ab5d129fSRaghava Aditya Renukunta * 3797ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3798ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3799ab5d129fSRaghava Aditya Renukunta * 3800ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3801ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3802ab5d129fSRaghava Aditya Renukunta */ 3803ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3804ab5d129fSRaghava Aditya Renukunta { 3805ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3806ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3807ab5d129fSRaghava Aditya Renukunta int status; 3808ab5d129fSRaghava Aditya Renukunta 3809ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3810ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3811ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3812ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3813ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3814ab5d129fSRaghava Aditya Renukunta return 0; 3815ab5d129fSRaghava Aditya Renukunta } 3816ab5d129fSRaghava Aditya Renukunta 3817ab5d129fSRaghava Aditya Renukunta /* 3818ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3819ab5d129fSRaghava Aditya Renukunta */ 3820ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3821ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3822ab5d129fSRaghava Aditya Renukunta return -1; 3823ab5d129fSRaghava Aditya Renukunta 38241ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3825ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3826ab5d129fSRaghava Aditya Renukunta 3827ab5d129fSRaghava Aditya Renukunta /* 3828ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3829ab5d129fSRaghava Aditya Renukunta */ 38301ae948faSBrian King if (status == -EINPROGRESS) 3831ab5d129fSRaghava Aditya Renukunta return 0; 3832ab5d129fSRaghava Aditya Renukunta 3833ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3834ab5d129fSRaghava Aditya Renukunta status); 3835ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3836ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3837ab5d129fSRaghava Aditya Renukunta 3838ab5d129fSRaghava Aditya Renukunta return -1; 3839ab5d129fSRaghava Aditya Renukunta } 3840ab5d129fSRaghava Aditya Renukunta 3841ab5d129fSRaghava Aditya Renukunta 38420b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 38431da177e4SLinus Torvalds { 38441da177e4SLinus Torvalds unsigned long byte_count = 0; 3845727eead6SFUJITA Tomonori int nseg; 3846a2260323SNikola Pajkovsky struct scatterlist *sg; 3847a2260323SNikola Pajkovsky int i; 38481da177e4SLinus Torvalds 38491da177e4SLinus Torvalds // Get rid of old data 38501da177e4SLinus Torvalds psg->count = 0; 38511da177e4SLinus Torvalds psg->sg[0].addr = 0; 38521da177e4SLinus Torvalds psg->sg[0].count = 0; 3853727eead6SFUJITA Tomonori 3854727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3855a2260323SNikola Pajkovsky if (nseg <= 0) 38560b433447SMahesh Rajashekhara return nseg; 38571da177e4SLinus Torvalds 3858727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38591da177e4SLinus Torvalds 3860727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38611da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 38621da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 38631da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 38641da177e4SLinus Torvalds } 38651da177e4SLinus Torvalds /* hba wants the size to be exact */ 3866727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 386756b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3868727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 386956b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3870727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38711da177e4SLinus Torvalds } 38721da177e4SLinus Torvalds /* Check for command underflow */ 38731da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 38741da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38751da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38761da177e4SLinus Torvalds } 3877a2260323SNikola Pajkovsky 38781da177e4SLinus Torvalds return byte_count; 38791da177e4SLinus Torvalds } 38801da177e4SLinus Torvalds 38811da177e4SLinus Torvalds 38820b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 38831da177e4SLinus Torvalds { 38841da177e4SLinus Torvalds unsigned long byte_count = 0; 388556b58712SMark Haverkamp u64 addr; 3886727eead6SFUJITA Tomonori int nseg; 3887a2260323SNikola Pajkovsky struct scatterlist *sg; 3888a2260323SNikola Pajkovsky int i; 38891da177e4SLinus Torvalds 38901da177e4SLinus Torvalds // Get rid of old data 38911da177e4SLinus Torvalds psg->count = 0; 38921da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 38931da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 38941da177e4SLinus Torvalds psg->sg[0].count = 0; 3895727eead6SFUJITA Tomonori 3896727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3897a2260323SNikola Pajkovsky if (nseg <= 0) 38980b433447SMahesh Rajashekhara return nseg; 38991da177e4SLinus Torvalds 3900727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 39011241f359SMark Haverkamp int count = sg_dma_len(sg); 390256b58712SMark Haverkamp addr = sg_dma_address(sg); 390356b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 390456b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 39051241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 39061241f359SMark Haverkamp byte_count += count; 39071da177e4SLinus Torvalds } 3908727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39091da177e4SLinus Torvalds /* hba wants the size to be exact */ 3910727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 391156b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3912727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 391356b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3914727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39151da177e4SLinus Torvalds } 39161da177e4SLinus Torvalds /* Check for command underflow */ 39171da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39181da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39191da177e4SLinus Torvalds byte_count, scsicmd->underflow); 39201da177e4SLinus Torvalds } 3921a2260323SNikola Pajkovsky 39221da177e4SLinus Torvalds return byte_count; 39231da177e4SLinus Torvalds } 39241da177e4SLinus Torvalds 39250b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 39260e68c003SMark Haverkamp { 39270e68c003SMark Haverkamp unsigned long byte_count = 0; 3928727eead6SFUJITA Tomonori int nseg; 3929a2260323SNikola Pajkovsky struct scatterlist *sg; 3930a2260323SNikola Pajkovsky int i; 39310e68c003SMark Haverkamp 39320e68c003SMark Haverkamp // Get rid of old data 39330e68c003SMark Haverkamp psg->count = 0; 39340e68c003SMark Haverkamp psg->sg[0].next = 0; 39350e68c003SMark Haverkamp psg->sg[0].prev = 0; 39360e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 39370e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 39380e68c003SMark Haverkamp psg->sg[0].count = 0; 39390e68c003SMark Haverkamp psg->sg[0].flags = 0; 3940727eead6SFUJITA Tomonori 3941727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3942a2260323SNikola Pajkovsky if (nseg <= 0) 39430b433447SMahesh Rajashekhara return nseg; 39440e68c003SMark Haverkamp 3945727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 39460e68c003SMark Haverkamp int count = sg_dma_len(sg); 39470e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 39480e68c003SMark Haverkamp psg->sg[i].next = 0; 39490e68c003SMark Haverkamp psg->sg[i].prev = 0; 39500e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 39510e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 39520e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 39530e68c003SMark Haverkamp psg->sg[i].flags = 0; 39540e68c003SMark Haverkamp byte_count += count; 39550e68c003SMark Haverkamp } 3956727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39570e68c003SMark Haverkamp /* hba wants the size to be exact */ 3958727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 39590e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3960727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 39610e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3962727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39630e68c003SMark Haverkamp } 39640e68c003SMark Haverkamp /* Check for command underflow */ 39650e68c003SMark Haverkamp if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39660e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39670e68c003SMark Haverkamp byte_count, scsicmd->underflow); 39680e68c003SMark Haverkamp } 3969a2260323SNikola Pajkovsky 39700e68c003SMark Haverkamp return byte_count; 39710e68c003SMark Haverkamp } 39720e68c003SMark Haverkamp 39730b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 39740b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 397585d22bbfSMahesh Rajashekhara { 397685d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 397785d22bbfSMahesh Rajashekhara int nseg; 397885d22bbfSMahesh Rajashekhara struct scatterlist *sg; 397985d22bbfSMahesh Rajashekhara int i, conformable = 0; 398085d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 398185d22bbfSMahesh Rajashekhara 3982a2260323SNikola Pajkovsky nseg = scsi_dma_map(scsicmd); 3983a2260323SNikola Pajkovsky if (nseg <= 0) 3984a2260323SNikola Pajkovsky return nseg; 3985a2260323SNikola Pajkovsky 398685d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 398785d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 398885d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 398985d22bbfSMahesh Rajashekhara 399085d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 399185d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 399285d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 399385d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 399485d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 399585d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 399685d22bbfSMahesh Rajashekhara if (i == 0) { 399785d22bbfSMahesh Rajashekhara conformable = 1; 399885d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 399985d22bbfSMahesh Rajashekhara } else if (i == 1) { 400085d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 400185d22bbfSMahesh Rajashekhara min_size = cur_size; 400285d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 400385d22bbfSMahesh Rajashekhara conformable = 0; 400485d22bbfSMahesh Rajashekhara if (cur_size < min_size) 400585d22bbfSMahesh Rajashekhara min_size = cur_size; 400685d22bbfSMahesh Rajashekhara } 400785d22bbfSMahesh Rajashekhara byte_count += count; 400885d22bbfSMahesh Rajashekhara } 400985d22bbfSMahesh Rajashekhara 401085d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 401185d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 401285d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 401385d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 401485d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 401585d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 401685d22bbfSMahesh Rajashekhara } 401785d22bbfSMahesh Rajashekhara 401885d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 401985d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 402085d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 402185d22bbfSMahesh Rajashekhara if (!conformable) { 402285d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 402385d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 402485d22bbfSMahesh Rajashekhara err_found = 0; 402585d22bbfSMahesh Rajashekhara nseg_new = 2; 402685d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 402785d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 402885d22bbfSMahesh Rajashekhara err_found = 1; 402985d22bbfSMahesh Rajashekhara break; 403085d22bbfSMahesh Rajashekhara } 403185d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 403285d22bbfSMahesh Rajashekhara } 403385d22bbfSMahesh Rajashekhara if (!err_found) 403485d22bbfSMahesh Rajashekhara break; 403585d22bbfSMahesh Rajashekhara } 403696676246SNikola Pajkovsky if (i > 0 && nseg_new <= sg_max) { 403796676246SNikola Pajkovsky int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); 403896676246SNikola Pajkovsky 403996676246SNikola Pajkovsky if (ret < 0) 404096676246SNikola Pajkovsky return ret; 404196676246SNikola Pajkovsky } 404285d22bbfSMahesh Rajashekhara } else 404385d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 404485d22bbfSMahesh Rajashekhara 404585d22bbfSMahesh Rajashekhara /* Check for command underflow */ 404685d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 404785d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 404885d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 404985d22bbfSMahesh Rajashekhara } 405085d22bbfSMahesh Rajashekhara 405185d22bbfSMahesh Rajashekhara return byte_count; 405285d22bbfSMahesh Rajashekhara } 405385d22bbfSMahesh Rajashekhara 405485d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 405585d22bbfSMahesh Rajashekhara { 405685d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 405785d22bbfSMahesh Rajashekhara int i, j, pos; 405885d22bbfSMahesh Rajashekhara u32 addr_low; 405985d22bbfSMahesh Rajashekhara 406085d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 406185d22bbfSMahesh Rajashekhara return 0; 406285d22bbfSMahesh Rajashekhara 40636da2ec56SKees Cook sge = kmalloc_array(nseg_new, sizeof(struct sge_ieee1212), GFP_ATOMIC); 406485d22bbfSMahesh Rajashekhara if (sge == NULL) 406596676246SNikola Pajkovsky return -ENOMEM; 406685d22bbfSMahesh Rajashekhara 406785d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 406885d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 406985d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 407085d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 407185d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 407285d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 407385d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 407485d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 407585d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 407685d22bbfSMahesh Rajashekhara pos++; 407785d22bbfSMahesh Rajashekhara } 407885d22bbfSMahesh Rajashekhara } 407985d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 408085d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 408185d22bbfSMahesh Rajashekhara 408285d22bbfSMahesh Rajashekhara kfree(sge); 408385d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 408485d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 408585d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 408685d22bbfSMahesh Rajashekhara return 0; 408785d22bbfSMahesh Rajashekhara } 408885d22bbfSMahesh Rajashekhara 4089ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4090ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4091ab5d129fSRaghava Aditya Renukunta int sg_max, 4092ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4093ab5d129fSRaghava Aditya Renukunta { 4094ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4095ab5d129fSRaghava Aditya Renukunta int nseg; 4096ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4097ab5d129fSRaghava Aditya Renukunta int i; 4098ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4099ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4100ab5d129fSRaghava Aditya Renukunta 4101ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4102ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4103ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4104ab5d129fSRaghava Aditya Renukunta goto out; 4105ab5d129fSRaghava Aditya Renukunta } 4106ab5d129fSRaghava Aditya Renukunta 4107ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4108ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4109ab5d129fSRaghava Aditya Renukunta else 4110ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4111ab5d129fSRaghava Aditya Renukunta 4112ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4113ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4114ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4115ab5d129fSRaghava Aditya Renukunta 4116ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4117ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4118ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4119ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4120ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4121ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4122ab5d129fSRaghava Aditya Renukunta byte_count += count; 4123ab5d129fSRaghava Aditya Renukunta sge++; 4124ab5d129fSRaghava Aditya Renukunta } 4125ab5d129fSRaghava Aditya Renukunta 4126ab5d129fSRaghava Aditya Renukunta sge--; 4127ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4128ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4129ab5d129fSRaghava Aditya Renukunta u32 temp; 4130ab5d129fSRaghava Aditya Renukunta 4131ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4132ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4133ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4134ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4135ab5d129fSRaghava Aditya Renukunta } 4136ab5d129fSRaghava Aditya Renukunta 4137ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4138ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4139ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4140ab5d129fSRaghava Aditya Renukunta } else { 4141ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4142ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4143ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4144ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4145ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4146ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4147ab5d129fSRaghava Aditya Renukunta } 4148ab5d129fSRaghava Aditya Renukunta 4149ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4150ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4151ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4152ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4153ab5d129fSRaghava Aditya Renukunta } 4154ab5d129fSRaghava Aditya Renukunta out: 4155ab5d129fSRaghava Aditya Renukunta return byte_count; 4156ab5d129fSRaghava Aditya Renukunta } 4157ab5d129fSRaghava Aditya Renukunta 41581da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 41591da177e4SLinus Torvalds 41601da177e4SLinus Torvalds struct aac_srb_status_info { 41611da177e4SLinus Torvalds u32 status; 41621da177e4SLinus Torvalds char *str; 41631da177e4SLinus Torvalds }; 41641da177e4SLinus Torvalds 41651da177e4SLinus Torvalds 41661da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 41671da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 41681da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 41691da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 41701da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 41711da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 41721da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 41731da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 41741da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 41751da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 41761da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 41771da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 41781da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 41791da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 41801da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 41811da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 41821da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 41831da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 41841da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 41851da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 41861da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 41871da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 41881da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 41891da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 41901da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 41911da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 41921da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 41931da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 41941da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 41951da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 41961da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 41971da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 41981da177e4SLinus Torvalds { 0xff, "Unknown Error"} 41991da177e4SLinus Torvalds }; 42001da177e4SLinus Torvalds 42011da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 42021da177e4SLinus Torvalds { 42031da177e4SLinus Torvalds int i; 42041da177e4SLinus Torvalds 42056391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 42066391a113STobias Klauser if (srb_status_info[i].status == status) 42071da177e4SLinus Torvalds return srb_status_info[i].str; 42081da177e4SLinus Torvalds 42091da177e4SLinus Torvalds return "Bad Status Code"; 42101da177e4SLinus Torvalds } 42111da177e4SLinus Torvalds 42121da177e4SLinus Torvalds #endif 4213