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 564e7eb414cSLee Jones /* 5651da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 5661da177e4SLinus Torvalds */ 5679e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 5681da177e4SLinus Torvalds { 5691da177e4SLinus Torvalds int status; 570c8026732SRaghava Aditya Renukunta int data_size; 5711da177e4SLinus Torvalds struct aac_get_name *dinfo; 5721da177e4SLinus Torvalds struct fib * cmd_fibcontext; 5731da177e4SLinus Torvalds struct aac_dev * dev; 5741da177e4SLinus Torvalds 5751da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 5761da177e4SLinus Torvalds 577c593642cSPankaj Bharadiya data_size = sizeof_field(struct aac_get_name_resp, data); 578c8026732SRaghava Aditya Renukunta 5796bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 5801da177e4SLinus Torvalds 581bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 5821da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 5831ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5841da177e4SLinus Torvalds 5851da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 5861da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 5879e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 588c8026732SRaghava Aditya Renukunta dinfo->count = cpu_to_le32(data_size - 1); 5891da177e4SLinus Torvalds 590bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 5911da177e4SLinus Torvalds cmd_fibcontext, 592fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_name_resp), 5931da177e4SLinus Torvalds FsaNormal, 5941da177e4SLinus Torvalds 0, 1, 5951da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 5961da177e4SLinus Torvalds (void *) scsicmd); 5971da177e4SLinus Torvalds 5981da177e4SLinus Torvalds /* 5991da177e4SLinus Torvalds * Check that the command queued to the controller 6001da177e4SLinus Torvalds */ 6011ae948faSBrian King if (status == -EINPROGRESS) 6021da177e4SLinus Torvalds return 0; 6031da177e4SLinus Torvalds 604bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 605bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 6061da177e4SLinus Torvalds return -1; 6071da177e4SLinus Torvalds } 6081da177e4SLinus Torvalds 609fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 610fe76df42SMark Haverkamp { 611fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 612fe76df42SMark Haverkamp 6131a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 614fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 615fe76df42SMark Haverkamp 616fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 617fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 618fe76df42SMark Haverkamp return 0; 619fe76df42SMark Haverkamp } 620fe76df42SMark Haverkamp 6211a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 622fe76df42SMark Haverkamp { 62303d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 624fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 62503d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 626999b3ffcSRaghava Aditya Renukunta int i; 62703d44337SMark Haverkamp 62803d44337SMark Haverkamp 6291a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6301a655040SSalyzyn, Mark return; 631fe76df42SMark Haverkamp 632fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 6331a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 634fe76df42SMark Haverkamp if (fsa_dev_ptr) { 635fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 6361c68856eSRaghava Aditya Renukunta __le32 sup_options2; 6371c68856eSRaghava Aditya Renukunta 638fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 6391c68856eSRaghava Aditya Renukunta sup_options2 = 6401c68856eSRaghava Aditya Renukunta fibptr->dev->supplement_adapter_info.supported_options2; 641fe76df42SMark Haverkamp 642fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 643fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 644fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 6451c68856eSRaghava Aditya Renukunta if (!(sup_options2 & AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 646b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 647b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 648b836439fSMahesh Rajashekhara } else { 649b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 650b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 651b836439fSMahesh Rajashekhara } 652999b3ffcSRaghava Aditya Renukunta for (i = 0; i < 16; i++) 653999b3ffcSRaghava Aditya Renukunta fsa_dev_ptr->identifier[i] = 654999b3ffcSRaghava Aditya Renukunta dresp->mnt[0].fileinfo.bdevinfo 655999b3ffcSRaghava Aditya Renukunta .identifier[i]; 656fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 657655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 658655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 659655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 660655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 661655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 662fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 663fe76df42SMark Haverkamp fsa_dev_ptr->size 664fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 665fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 666fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 667fe76df42SMark Haverkamp } 668fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 669fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 670fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 671fe76df42SMark Haverkamp } 672fe76df42SMark Haverkamp aac_fib_complete(fibptr); 673fe76df42SMark Haverkamp aac_fib_free(fibptr); 674fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 675fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 6761a655040SSalyzyn, Mark (*callback)(scsicmd); 6771a655040SSalyzyn, Mark return; 678fe76df42SMark Haverkamp } 679fe76df42SMark Haverkamp 6801a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 681fe76df42SMark Haverkamp { 682fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 683fe76df42SMark Haverkamp struct aac_mount * dresp; 684fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 685fe76df42SMark Haverkamp int status; 686fe76df42SMark Haverkamp 687fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 6886c92f7dbSDave Carroll if (!aac_supports_2T(fibptr->dev)) { 689fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 6906c92f7dbSDave Carroll if ((le32_to_cpu(dresp->status) == ST_OK) && 6911a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 6921a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 6931a655040SSalyzyn, Mark return; 6941a655040SSalyzyn, Mark } 6956c92f7dbSDave Carroll } 696fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 697fe76df42SMark Haverkamp 69803d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 6991a655040SSalyzyn, Mark return; 70003d44337SMark Haverkamp 701fe76df42SMark Haverkamp aac_fib_init(fibptr); 702fe76df42SMark Haverkamp 703fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 704fe76df42SMark Haverkamp 7051c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 706b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 707b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 708b836439fSMahesh Rajashekhara else 709fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 710b836439fSMahesh Rajashekhara 711fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 712fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 7131ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 714fe76df42SMark Haverkamp 715fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 716fe76df42SMark Haverkamp fibptr, 717fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 718fe76df42SMark Haverkamp FsaNormal, 719fe76df42SMark Haverkamp 0, 1, 7201a655040SSalyzyn, Mark _aac_probe_container2, 721fe76df42SMark Haverkamp (void *) scsicmd); 722fe76df42SMark Haverkamp /* 723fe76df42SMark Haverkamp * Check that the command queued to the controller 724fe76df42SMark Haverkamp */ 7251ae948faSBrian King if (status < 0 && status != -EINPROGRESS) { 726fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 727fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7281a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 729fe76df42SMark Haverkamp } 730fe76df42SMark Haverkamp } 731fe76df42SMark Haverkamp 732fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 733fe76df42SMark Haverkamp { 734fe76df42SMark Haverkamp struct fib * fibptr; 735fe76df42SMark Haverkamp int status = -ENOMEM; 736fe76df42SMark Haverkamp 737fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 738fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 739fe76df42SMark Haverkamp 740fe76df42SMark Haverkamp aac_fib_init(fibptr); 741fe76df42SMark Haverkamp 742fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 743fe76df42SMark Haverkamp 7441c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 745b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 746b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 747b836439fSMahesh Rajashekhara else 748fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 749b836439fSMahesh Rajashekhara 750fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 751fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 752fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 7531ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 754fe76df42SMark Haverkamp 755fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 756fe76df42SMark Haverkamp fibptr, 757fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 758fe76df42SMark Haverkamp FsaNormal, 759fe76df42SMark Haverkamp 0, 1, 7601a655040SSalyzyn, Mark _aac_probe_container1, 761fe76df42SMark Haverkamp (void *) scsicmd); 762fe76df42SMark Haverkamp /* 763fe76df42SMark Haverkamp * Check that the command queued to the controller 764fe76df42SMark Haverkamp */ 7651ae948faSBrian King if (status == -EINPROGRESS) 766fe76df42SMark Haverkamp return 0; 7671ae948faSBrian King 768fe76df42SMark Haverkamp if (status < 0) { 769fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 770fe76df42SMark Haverkamp aac_fib_complete(fibptr); 771fe76df42SMark Haverkamp aac_fib_free(fibptr); 772fe76df42SMark Haverkamp } 773fe76df42SMark Haverkamp } 774fe76df42SMark Haverkamp if (status < 0) { 775fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 776fe76df42SMark Haverkamp if (fsa_dev_ptr) { 777fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 778fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 779fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 780fe76df42SMark Haverkamp return (*callback)(scsicmd); 781fe76df42SMark Haverkamp } 782fe76df42SMark Haverkamp } 783fe76df42SMark Haverkamp } 784fe76df42SMark Haverkamp return status; 785fe76df42SMark Haverkamp } 786fe76df42SMark Haverkamp 7871da177e4SLinus Torvalds /** 788bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 789e7eb414cSLee Jones * @scsicmd: the scsi command block 7901da177e4SLinus Torvalds * 7911da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 7921da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 7931da177e4SLinus Torvalds */ 794fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 795fe76df42SMark Haverkamp { 796fe76df42SMark Haverkamp scsicmd->device = NULL; 797fe76df42SMark Haverkamp return 0; 798fe76df42SMark Haverkamp } 7991da177e4SLinus Torvalds 800779dfcf6SPhong Tran static void aac_probe_container_scsi_done(struct scsi_cmnd *scsi_cmnd) 801779dfcf6SPhong Tran { 802779dfcf6SPhong Tran aac_probe_container_callback1(scsi_cmnd); 803779dfcf6SPhong Tran } 804779dfcf6SPhong Tran 805bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 8061da177e4SLinus Torvalds { 807fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 808fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 8091da177e4SLinus Torvalds int status; 8101da177e4SLinus Torvalds 811fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 812fe76df42SMark Haverkamp kfree(scsicmd); 813fe76df42SMark Haverkamp kfree(scsidev); 81490ee3466SMark Haverkamp return -ENOMEM; 8151da177e4SLinus Torvalds } 816779dfcf6SPhong Tran scsicmd->scsi_done = aac_probe_container_scsi_done; 8171da177e4SLinus Torvalds 818fe76df42SMark Haverkamp scsicmd->device = scsidev; 819fe76df42SMark Haverkamp scsidev->sdev_state = 0; 820fe76df42SMark Haverkamp scsidev->id = cid; 821fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 8221da177e4SLinus Torvalds 823fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 824fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 825fe76df42SMark Haverkamp schedule(); 826802ae2f0SSalyzyn, Mark kfree(scsidev); 827fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 828fe76df42SMark Haverkamp kfree(scsicmd); 8291da177e4SLinus Torvalds return status; 8301da177e4SLinus Torvalds } 8311da177e4SLinus Torvalds 8321da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8331da177e4SLinus Torvalds struct scsi_inq { 8341da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8351da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8361da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8371da177e4SLinus Torvalds }; 8381da177e4SLinus Torvalds 8391da177e4SLinus Torvalds /** 8401da177e4SLinus Torvalds * InqStrCopy - string merge 8411da177e4SLinus Torvalds * @a: string to copy from 8421da177e4SLinus Torvalds * @b: string to copy to 8431da177e4SLinus Torvalds * 8441da177e4SLinus Torvalds * Copy a String from one location to another 8451da177e4SLinus Torvalds * without copying \0 8461da177e4SLinus Torvalds */ 8471da177e4SLinus Torvalds 8481da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8491da177e4SLinus Torvalds { 8501da177e4SLinus Torvalds 8511da177e4SLinus Torvalds while (*a != (char)0) 8521da177e4SLinus Torvalds *b++ = *a++; 8531da177e4SLinus Torvalds } 8541da177e4SLinus Torvalds 8551da177e4SLinus Torvalds static char *container_types[] = { 8561da177e4SLinus Torvalds "None", 8571da177e4SLinus Torvalds "Volume", 8581da177e4SLinus Torvalds "Mirror", 8591da177e4SLinus Torvalds "Stripe", 8601da177e4SLinus Torvalds "RAID5", 8611da177e4SLinus Torvalds "SSRW", 8621da177e4SLinus Torvalds "SSRO", 8631da177e4SLinus Torvalds "Morph", 8641da177e4SLinus Torvalds "Legacy", 8651da177e4SLinus Torvalds "RAID4", 8661da177e4SLinus Torvalds "RAID10", 8671da177e4SLinus Torvalds "RAID00", 8681da177e4SLinus Torvalds "V-MIRRORS", 8691da177e4SLinus Torvalds "PSEUDO R4", 8701da177e4SLinus Torvalds "RAID50", 87184971738SMark Haverkamp "RAID5D", 87284971738SMark Haverkamp "RAID5D0", 87384971738SMark Haverkamp "RAID1E", 87484971738SMark Haverkamp "RAID6", 87584971738SMark Haverkamp "RAID60", 8761da177e4SLinus Torvalds "Unknown" 8771da177e4SLinus Torvalds }; 8781da177e4SLinus Torvalds 87917eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 88017eaaceeSSalyzyn, Mark { 88117eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 88217eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 88317eaaceeSSalyzyn, Mark return container_types[tindex]; 88417eaaceeSSalyzyn, Mark } 8851da177e4SLinus Torvalds 8861da177e4SLinus Torvalds /* Function: setinqstr 8871da177e4SLinus Torvalds * 8881da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 8891da177e4SLinus Torvalds * 8901da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 89125985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 89225985edcSLucas De Marchi * files instead of in OS dependent driver source. 8931da177e4SLinus Torvalds */ 8941da177e4SLinus Torvalds 895794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 8961da177e4SLinus Torvalds { 8971da177e4SLinus Torvalds struct scsi_inq *str; 8981c68856eSRaghava Aditya Renukunta struct aac_supplement_adapter_info *sup_adap_info; 8991da177e4SLinus Torvalds 9001c68856eSRaghava Aditya Renukunta sup_adap_info = &dev->supplement_adapter_info; 9011da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 902794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 903794d0601SMark Haverkamp 9041c68856eSRaghava Aditya Renukunta if (sup_adap_info->adapter_type_text[0]) { 9053bc8070fSSalyzyn, Mark int c; 906f4e8708dSRaghava Aditya Renukunta char *cp; 907f4e8708dSRaghava Aditya Renukunta char *cname = kmemdup(sup_adap_info->adapter_type_text, 908f4e8708dSRaghava Aditya Renukunta sizeof(sup_adap_info->adapter_type_text), 909f4e8708dSRaghava Aditya Renukunta GFP_ATOMIC); 910f4e8708dSRaghava Aditya Renukunta if (!cname) 911f4e8708dSRaghava Aditya Renukunta return; 912f4e8708dSRaghava Aditya Renukunta 913f4e8708dSRaghava Aditya Renukunta cp = cname; 9143bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 9153bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 9163bc8070fSSalyzyn, Mark else { 9173bc8070fSSalyzyn, Mark c = sizeof(str->vid); 918794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 919794d0601SMark Haverkamp ++cp; 920794d0601SMark Haverkamp c = *cp; 921794d0601SMark Haverkamp *cp = '\0'; 922f4e8708dSRaghava Aditya Renukunta inqstrcpy(cname, str->vid); 923794d0601SMark Haverkamp *cp = c; 924794d0601SMark Haverkamp while (*cp && *cp != ' ') 925794d0601SMark Haverkamp ++cp; 9263bc8070fSSalyzyn, Mark } 927794d0601SMark Haverkamp while (*cp == ' ') 928794d0601SMark Haverkamp ++cp; 929794d0601SMark Haverkamp /* last six chars reserved for vol type */ 93091814744SColin Ian King if (strlen(cp) > sizeof(str->pid)) 931794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 932794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 933f4e8708dSRaghava Aditya Renukunta 934f4e8708dSRaghava Aditya Renukunta kfree(cname); 935794d0601SMark Haverkamp } else { 936794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9371da177e4SLinus Torvalds 9381da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 939794d0601SMark Haverkamp /* last six chars reserved for vol type */ 940794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 941794d0601SMark Haverkamp } 9421da177e4SLinus Torvalds 9436391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9441da177e4SLinus Torvalds char *findit = str->pid; 9451da177e4SLinus Torvalds 9461da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9471da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9481da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9491da177e4SLinus Torvalds *(findit -= 4) = ' '; 950794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 951794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9521da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9531da177e4SLinus Torvalds } 9541da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9551da177e4SLinus Torvalds } 9561da177e4SLinus Torvalds 957999b3ffcSRaghava Aditya Renukunta static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, 958999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev, struct scsi_cmnd *scsicmd) 959999b3ffcSRaghava Aditya Renukunta { 960999b3ffcSRaghava Aditya Renukunta int container; 961999b3ffcSRaghava Aditya Renukunta 962999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.codeset = 1; 963999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifiertype = 3; 964999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) 965999b3ffcSRaghava Aditya Renukunta - 4; 966999b3ffcSRaghava Aditya Renukunta 967999b3ffcSRaghava Aditya Renukunta for (container = 0; container < dev->maximum_num_containers; 968999b3ffcSRaghava Aditya Renukunta container++) { 969999b3ffcSRaghava Aditya Renukunta 970999b3ffcSRaghava Aditya Renukunta if (scmd_id(scsicmd) == container) { 971999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data->type3.Identifier, 972999b3ffcSRaghava Aditya Renukunta dev->fsa_dev[container].identifier, 973999b3ffcSRaghava Aditya Renukunta 16); 974999b3ffcSRaghava Aditya Renukunta break; 975999b3ffcSRaghava Aditya Renukunta } 976999b3ffcSRaghava Aditya Renukunta } 977999b3ffcSRaghava Aditya Renukunta } 978999b3ffcSRaghava Aditya Renukunta 97988e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 98088e2f98eSSalyzyn, Mark { 98188e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 98288e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 98388e2f98eSSalyzyn, Mark 98488e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 98588e2f98eSSalyzyn, Mark 98688e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 98788e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 98888e2f98eSSalyzyn, Mark return; 98988e2f98eSSalyzyn, Mark 99088e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 99188e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 99288e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 9935d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 9945d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 9955d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 996999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev; 9975d910649SMahesh Rajashekhara int i; 998999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 vpdpage83data; 9995d910649SMahesh Rajashekhara 1000999b3ffcSRaghava Aditya Renukunta dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1001999b3ffcSRaghava Aditya Renukunta 1002999b3ffcSRaghava Aditya Renukunta memset(((u8 *)&vpdpage83data), 0, 1003999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10045d910649SMahesh Rajashekhara 10055d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 1006999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceType = 0; 10075d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 1008999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceTypeQualifier = 0; 10095d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 1010999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageCode = 0x83; 1011999b3ffcSRaghava Aditya Renukunta vpdpage83data.reserved = 0; 1012999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength = 1013999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) + 1014999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2); 1015999b3ffcSRaghava Aditya Renukunta 1016999b3ffcSRaghava Aditya Renukunta /* VPD 83 Type 3 is not supported for ARC */ 1017999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) 1018999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength += 1019999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type3); 10205d910649SMahesh Rajashekhara 10215d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 1022999b3ffcSRaghava Aditya Renukunta /* VpdcodesetAscii */ 1023999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.codeset = 2; 10245d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 1025999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifiertype = 1; 1026999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifierlength = 1027999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) - 4; 10285d910649SMahesh Rajashekhara 10295d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 1030999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.venid, 10315d910649SMahesh Rajashekhara "ADAPTEC ", 1032999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1.venid)); 1033999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.productid, 10345d910649SMahesh Rajashekhara "ARRAY ", 10355d910649SMahesh Rajashekhara sizeof( 1036999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.productid)); 10375d910649SMahesh Rajashekhara 10385d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 10395d910649SMahesh Rajashekhara * The LSB is the the end. 10405d910649SMahesh Rajashekhara */ 10415d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 10425d910649SMahesh Rajashekhara u8 temp = 10435d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 10445d910649SMahesh Rajashekhara if (temp > 0x9) { 1045999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10465d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 10475d910649SMahesh Rajashekhara } else { 1048999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10495d910649SMahesh Rajashekhara '0' + temp; 10505d910649SMahesh Rajashekhara } 10515d910649SMahesh Rajashekhara } 10525d910649SMahesh Rajashekhara 10535d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 1054999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.codeset = 1; 1055999b3ffcSRaghava Aditya Renukunta /* VpdidentifiertypeEUI64 */ 1056999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifiertype = 2; 1057999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifierlength = 1058999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2) - 4; 10595d910649SMahesh Rajashekhara 1060999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[0] = 0xD0; 1061999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[1] = 0; 1062999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[2] = 0; 10635d910649SMahesh Rajashekhara 1064999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.Serial = 10655d910649SMahesh Rajashekhara get_serial_reply->uid; 1066999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.reserved = 0; 1067999b3ffcSRaghava Aditya Renukunta 1068999b3ffcSRaghava Aditya Renukunta /* 1069999b3ffcSRaghava Aditya Renukunta * VpdIdentifierTypeFCPHName 1070999b3ffcSRaghava Aditya Renukunta * VPD 0x83 Type 3 not supported for ARC 1071999b3ffcSRaghava Aditya Renukunta */ 1072999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) { 1073999b3ffcSRaghava Aditya Renukunta build_vpd83_type3(&vpdpage83data, 1074999b3ffcSRaghava Aditya Renukunta dev, scsicmd); 1075999b3ffcSRaghava Aditya Renukunta } 10765d910649SMahesh Rajashekhara 10775d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 1078999b3ffcSRaghava Aditya Renukunta scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, 1079999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10805d910649SMahesh Rajashekhara } else { 10815d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 108288e2f98eSSalyzyn, Mark char sp[13]; 108388e2f98eSSalyzyn, Mark /* EVPD bit set */ 108488e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 108588e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 108688e2f98eSSalyzyn, Mark sp[2] = 0; 108788e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 108888e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 10895d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 10905d910649SMahesh Rajashekhara sizeof(sp)); 10915d910649SMahesh Rajashekhara } 109288e2f98eSSalyzyn, Mark } 109388e2f98eSSalyzyn, Mark 109488e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 109588e2f98eSSalyzyn, Mark 109688e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 109788e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 109888e2f98eSSalyzyn, Mark } 109988e2f98eSSalyzyn, Mark 1100e7eb414cSLee Jones /* 110188e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 110288e2f98eSSalyzyn, Mark */ 110388e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 110488e2f98eSSalyzyn, Mark { 110588e2f98eSSalyzyn, Mark int status; 110688e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 110788e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 110888e2f98eSSalyzyn, Mark struct aac_dev * dev; 110988e2f98eSSalyzyn, Mark 111088e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 111188e2f98eSSalyzyn, Mark 11126bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 111388e2f98eSSalyzyn, Mark 111488e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 111588e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 111688e2f98eSSalyzyn, Mark 111788e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 111888e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 111988e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 11201ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 112188e2f98eSSalyzyn, Mark 112288e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 112388e2f98eSSalyzyn, Mark cmd_fibcontext, 1124fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 112588e2f98eSSalyzyn, Mark FsaNormal, 112688e2f98eSSalyzyn, Mark 0, 1, 112788e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 112888e2f98eSSalyzyn, Mark (void *) scsicmd); 112988e2f98eSSalyzyn, Mark 113088e2f98eSSalyzyn, Mark /* 113188e2f98eSSalyzyn, Mark * Check that the command queued to the controller 113288e2f98eSSalyzyn, Mark */ 11331ae948faSBrian King if (status == -EINPROGRESS) 113488e2f98eSSalyzyn, Mark return 0; 113588e2f98eSSalyzyn, Mark 113688e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 113788e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 113888e2f98eSSalyzyn, Mark return -1; 113988e2f98eSSalyzyn, Mark } 114088e2f98eSSalyzyn, Mark 114188e2f98eSSalyzyn, Mark /* Function: setinqserial 114288e2f98eSSalyzyn, Mark * 114388e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 114488e2f98eSSalyzyn, Mark * 114588e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 114688e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 114788e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 114888e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 114988e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 115088e2f98eSSalyzyn, Mark */ 115188e2f98eSSalyzyn, Mark 115288e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 115388e2f98eSSalyzyn, Mark { 115488e2f98eSSalyzyn, Mark /* 115588e2f98eSSalyzyn, Mark * This breaks array migration. 115688e2f98eSSalyzyn, Mark */ 115788e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 115888e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 115988e2f98eSSalyzyn, Mark } 116088e2f98eSSalyzyn, Mark 11618e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 11628e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 11631da177e4SLinus Torvalds { 11648e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 11658e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 11668e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 11671da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 11681da177e4SLinus Torvalds 11691da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 11701da177e4SLinus Torvalds 11711da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11721da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11738e31e607SSalyzyn, Mark 11741da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11758e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11761da177e4SLinus Torvalds 11778e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11781da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11791da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11808e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11811da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11821da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11831da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11848e31e607SSalyzyn, Mark } else 11858e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 11861da177e4SLinus Torvalds } 11871da177e4SLinus Torvalds 1188e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1189e8f32de5SMark Haverkamp { 1190e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1191e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1192e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1193e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1194e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 11958e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 11968e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 11978e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1198e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 11993ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 12003ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1201e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 1202e8f32de5SMark Haverkamp return 1; 1203e8f32de5SMark Haverkamp } 1204e8f32de5SMark Haverkamp return 0; 1205e8f32de5SMark Haverkamp } 1206e8f32de5SMark Haverkamp 1207e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1208e8f32de5SMark Haverkamp { 1209e8f32de5SMark Haverkamp return 0; 1210e8f32de5SMark Haverkamp } 1211e8f32de5SMark Haverkamp 1212e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1213e8f32de5SMark Haverkamp 1214e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1215e8f32de5SMark Haverkamp { 121685d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 121785d22bbfSMahesh Rajashekhara u16 fibsize, command; 12180b433447SMahesh Rajashekhara long ret; 121985d22bbfSMahesh Rajashekhara 1220e8f32de5SMark Haverkamp aac_fib_init(fib); 1221d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1222d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1223d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 122485d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 122585d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 122685d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 122785d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 122885d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1229b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1230b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 123185d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 123285d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 12330b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 12340b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12350b433447SMahesh Rajashekhara if (ret < 0) 12360b433447SMahesh Rajashekhara return ret; 123785d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 123885d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 123985d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 124085d22bbfSMahesh Rajashekhara } else { 124185d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1242e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1243e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1244e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1245b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1246b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1247e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 124885d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1249e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1250e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 12510b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 12520b433447SMahesh Rajashekhara if (ret < 0) 12530b433447SMahesh Rajashekhara return ret; 125485d22bbfSMahesh Rajashekhara command = ContainerRawIo; 125585d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 125685d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 125785d22bbfSMahesh Rajashekhara } 125885d22bbfSMahesh Rajashekhara 1259e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1260e8f32de5SMark Haverkamp /* 1261e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1262e8f32de5SMark Haverkamp */ 126385d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1264e8f32de5SMark Haverkamp fib, 1265e8f32de5SMark Haverkamp fibsize, 1266e8f32de5SMark Haverkamp FsaNormal, 1267e8f32de5SMark Haverkamp 0, 1, 1268e8f32de5SMark Haverkamp (fib_callback) io_callback, 1269e8f32de5SMark Haverkamp (void *) cmd); 1270e8f32de5SMark Haverkamp } 1271e8f32de5SMark Haverkamp 1272e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1273e8f32de5SMark Haverkamp { 1274e8f32de5SMark Haverkamp u16 fibsize; 1275e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12760b433447SMahesh Rajashekhara long ret; 12770b433447SMahesh Rajashekhara 1278e8f32de5SMark Haverkamp aac_fib_init(fib); 1279e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1280e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1281e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1282e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1283e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1284e8f32de5SMark Haverkamp readcmd->pad = 0; 1285e8f32de5SMark Haverkamp readcmd->flags = 0; 1286e8f32de5SMark Haverkamp 12870b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 12880b433447SMahesh Rajashekhara if (ret < 0) 12890b433447SMahesh Rajashekhara return ret; 1290e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1291e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1292e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1293e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1294e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1295e8f32de5SMark Haverkamp /* 1296e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1297e8f32de5SMark Haverkamp */ 1298e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1299e8f32de5SMark Haverkamp fib, 1300e8f32de5SMark Haverkamp fibsize, 1301e8f32de5SMark Haverkamp FsaNormal, 1302e8f32de5SMark Haverkamp 0, 1, 1303e8f32de5SMark Haverkamp (fib_callback) io_callback, 1304e8f32de5SMark Haverkamp (void *) cmd); 1305e8f32de5SMark Haverkamp } 1306e8f32de5SMark Haverkamp 1307e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1308e8f32de5SMark Haverkamp { 1309e8f32de5SMark Haverkamp u16 fibsize; 1310e8f32de5SMark Haverkamp struct aac_read *readcmd; 1311b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13120b433447SMahesh Rajashekhara long ret; 13130b433447SMahesh Rajashekhara 1314e8f32de5SMark Haverkamp aac_fib_init(fib); 1315e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1316e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1317f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1318e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1319b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1320b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1321e8f32de5SMark Haverkamp 13220b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 13230b433447SMahesh Rajashekhara if (ret < 0) 13240b433447SMahesh Rajashekhara return ret; 1325e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1326e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1327e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1328e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1329e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1330e8f32de5SMark Haverkamp /* 1331e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1332e8f32de5SMark Haverkamp */ 1333e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1334e8f32de5SMark Haverkamp fib, 1335e8f32de5SMark Haverkamp fibsize, 1336e8f32de5SMark Haverkamp FsaNormal, 1337e8f32de5SMark Haverkamp 0, 1, 1338e8f32de5SMark Haverkamp (fib_callback) io_callback, 1339e8f32de5SMark Haverkamp (void *) cmd); 1340e8f32de5SMark Haverkamp } 1341e8f32de5SMark Haverkamp 13429d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1343e8f32de5SMark Haverkamp { 134485d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 134585d22bbfSMahesh Rajashekhara u16 fibsize, command; 13460b433447SMahesh Rajashekhara long ret; 134785d22bbfSMahesh Rajashekhara 1348e8f32de5SMark Haverkamp aac_fib_init(fib); 1349d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1350d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1351d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 135285d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 135385d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 135485d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 135585d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 135685d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1357b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1358b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 135985d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 136085d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 136185d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 136285d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 136385d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 13640b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 13650b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 13660b433447SMahesh Rajashekhara if (ret < 0) 13670b433447SMahesh Rajashekhara return ret; 136885d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 136985d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 137085d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 137185d22bbfSMahesh Rajashekhara } else { 137285d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1373e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1374e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1375e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1376b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1377b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1378e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 137995e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 138095e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 138185d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 138285d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1383e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1384e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 13850b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 13860b433447SMahesh Rajashekhara if (ret < 0) 13870b433447SMahesh Rajashekhara return ret; 138885d22bbfSMahesh Rajashekhara command = ContainerRawIo; 138985d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 139085d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 139185d22bbfSMahesh Rajashekhara } 139285d22bbfSMahesh Rajashekhara 1393e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1394e8f32de5SMark Haverkamp /* 1395e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1396e8f32de5SMark Haverkamp */ 139785d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1398e8f32de5SMark Haverkamp fib, 1399e8f32de5SMark Haverkamp fibsize, 1400e8f32de5SMark Haverkamp FsaNormal, 1401e8f32de5SMark Haverkamp 0, 1, 1402e8f32de5SMark Haverkamp (fib_callback) io_callback, 1403e8f32de5SMark Haverkamp (void *) cmd); 1404e8f32de5SMark Haverkamp } 1405e8f32de5SMark Haverkamp 14069d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1407e8f32de5SMark Haverkamp { 1408e8f32de5SMark Haverkamp u16 fibsize; 1409e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 14100b433447SMahesh Rajashekhara long ret; 14110b433447SMahesh Rajashekhara 1412e8f32de5SMark Haverkamp aac_fib_init(fib); 1413e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1414e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1415e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1416e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1417e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1418e8f32de5SMark Haverkamp writecmd->pad = 0; 1419e8f32de5SMark Haverkamp writecmd->flags = 0; 1420e8f32de5SMark Haverkamp 14210b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 14220b433447SMahesh Rajashekhara if (ret < 0) 14230b433447SMahesh Rajashekhara return ret; 1424e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1425e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1426e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1427e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1428e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1429e8f32de5SMark Haverkamp /* 1430e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1431e8f32de5SMark Haverkamp */ 1432e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1433e8f32de5SMark Haverkamp fib, 1434e8f32de5SMark Haverkamp fibsize, 1435e8f32de5SMark Haverkamp FsaNormal, 1436e8f32de5SMark Haverkamp 0, 1, 1437e8f32de5SMark Haverkamp (fib_callback) io_callback, 1438e8f32de5SMark Haverkamp (void *) cmd); 1439e8f32de5SMark Haverkamp } 1440e8f32de5SMark Haverkamp 14419d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1442e8f32de5SMark Haverkamp { 1443e8f32de5SMark Haverkamp u16 fibsize; 1444e8f32de5SMark Haverkamp struct aac_write *writecmd; 1445b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 14460b433447SMahesh Rajashekhara long ret; 14470b433447SMahesh Rajashekhara 1448e8f32de5SMark Haverkamp aac_fib_init(fib); 1449e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1450e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1451f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1452e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1453b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1454b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1455e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1456e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1457e8f32de5SMark Haverkamp 14580b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 14590b433447SMahesh Rajashekhara if (ret < 0) 14600b433447SMahesh Rajashekhara return ret; 1461e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1462e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1463e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1464e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1465e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1466e8f32de5SMark Haverkamp /* 1467e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1468e8f32de5SMark Haverkamp */ 1469e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1470e8f32de5SMark Haverkamp fib, 1471e8f32de5SMark Haverkamp fibsize, 1472e8f32de5SMark Haverkamp FsaNormal, 1473e8f32de5SMark Haverkamp 0, 1, 1474e8f32de5SMark Haverkamp (fib_callback) io_callback, 1475e8f32de5SMark Haverkamp (void *) cmd); 1476e8f32de5SMark Haverkamp } 1477e8f32de5SMark Haverkamp 1478e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1479e8f32de5SMark Haverkamp { 1480e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1481e8f32de5SMark Haverkamp u32 flag; 1482e8f32de5SMark Haverkamp u32 timeout; 1483e2fd90ddSBalsundar P struct aac_dev *dev = fib->dev; 1484e8f32de5SMark Haverkamp 1485e8f32de5SMark Haverkamp aac_fib_init(fib); 1486e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1487e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1488e8f32de5SMark Haverkamp flag = SRB_DataOut; 1489e8f32de5SMark Haverkamp break; 1490e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1491e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1492e8f32de5SMark Haverkamp break; 1493e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1494e8f32de5SMark Haverkamp flag = SRB_DataIn; 1495e8f32de5SMark Haverkamp break; 1496e8f32de5SMark Haverkamp case DMA_NONE: 1497e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1498e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1499e8f32de5SMark Haverkamp break; 1500e8f32de5SMark Haverkamp } 1501e8f32de5SMark Haverkamp 1502e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1503e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1504e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1505e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1506e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1507e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1508242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1509e8f32de5SMark Haverkamp if (timeout == 0) 1510e2fd90ddSBalsundar P timeout = (dev->sa_firmware ? AAC_SA_TIMEOUT : AAC_ARC_TIMEOUT); 1511e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1512e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1513e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1514e8f32de5SMark Haverkamp return srbcmd; 1515e8f32de5SMark Haverkamp } 1516e8f32de5SMark Haverkamp 1517ab5d129fSRaghava Aditya Renukunta static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1518ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *cmd) 1519ab5d129fSRaghava Aditya Renukunta { 1520ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd; 1521ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1522ab5d129fSRaghava Aditya Renukunta int bus, target; 1523ab5d129fSRaghava Aditya Renukunta u64 address; 1524ab5d129fSRaghava Aditya Renukunta 1525ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1526ab5d129fSRaghava Aditya Renukunta 1527ab5d129fSRaghava Aditya Renukunta hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1528ab5d129fSRaghava Aditya Renukunta memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1529ab5d129fSRaghava Aditya Renukunta /* iu_type is a parameter of aac_hba_send */ 1530ab5d129fSRaghava Aditya Renukunta switch (cmd->sc_data_direction) { 1531ab5d129fSRaghava Aditya Renukunta case DMA_TO_DEVICE: 1532ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 2; 1533ab5d129fSRaghava Aditya Renukunta break; 1534ab5d129fSRaghava Aditya Renukunta case DMA_FROM_DEVICE: 1535ab5d129fSRaghava Aditya Renukunta case DMA_BIDIRECTIONAL: 1536ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 1; 1537ab5d129fSRaghava Aditya Renukunta break; 1538ab5d129fSRaghava Aditya Renukunta case DMA_NONE: 1539ab5d129fSRaghava Aditya Renukunta default: 1540ab5d129fSRaghava Aditya Renukunta break; 1541ab5d129fSRaghava Aditya Renukunta } 1542ab5d129fSRaghava Aditya Renukunta hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1543ab5d129fSRaghava Aditya Renukunta 1544ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(cmd)); 1545ab5d129fSRaghava Aditya Renukunta target = scmd_id(cmd); 1546ab5d129fSRaghava Aditya Renukunta hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1547ab5d129fSRaghava Aditya Renukunta 1548ab5d129fSRaghava Aditya Renukunta /* we fill in reply_qid later in aac_src_deliver_message */ 1549ab5d129fSRaghava Aditya Renukunta /* we fill in iu_type, request_id later in aac_hba_send */ 1550ab5d129fSRaghava Aditya Renukunta /* we fill in emb_data_desc_count later in aac_build_sghba */ 1551ab5d129fSRaghava Aditya Renukunta 1552ab5d129fSRaghava Aditya Renukunta memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1553ab5d129fSRaghava Aditya Renukunta hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1554ab5d129fSRaghava Aditya Renukunta 1555ab5d129fSRaghava Aditya Renukunta address = (u64)fib->hw_error_pa; 1556ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1557ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1558ab5d129fSRaghava Aditya Renukunta hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1559ab5d129fSRaghava Aditya Renukunta 1560ab5d129fSRaghava Aditya Renukunta return hbacmd; 1561ab5d129fSRaghava Aditya Renukunta } 1562ab5d129fSRaghava Aditya Renukunta 1563e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1564e8f32de5SMark Haverkamp 1565e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1566e8f32de5SMark Haverkamp { 1567e8f32de5SMark Haverkamp u16 fibsize; 1568e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15690b433447SMahesh Rajashekhara long ret; 1570e8f32de5SMark Haverkamp 15710b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 15720b433447SMahesh Rajashekhara if (ret < 0) 15730b433447SMahesh Rajashekhara return ret; 1574727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1575e8f32de5SMark Haverkamp 1576e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1577e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1578e8f32de5SMark Haverkamp /* 1579e8f32de5SMark Haverkamp * Build Scatter/Gather list 1580e8f32de5SMark Haverkamp */ 1581e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1582e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1583e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1584e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1585e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1586e8f32de5SMark Haverkamp 1587e8f32de5SMark Haverkamp /* 1588e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1589e8f32de5SMark Haverkamp */ 1590e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1591e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1592e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1593e8f32de5SMark Haverkamp (void *) cmd); 1594e8f32de5SMark Haverkamp } 1595e8f32de5SMark Haverkamp 1596e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1597e8f32de5SMark Haverkamp { 1598e8f32de5SMark Haverkamp u16 fibsize; 1599e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 16000b433447SMahesh Rajashekhara long ret; 1601e8f32de5SMark Haverkamp 16020b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 16030b433447SMahesh Rajashekhara if (ret < 0) 16040b433447SMahesh Rajashekhara return ret; 1605727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1606e8f32de5SMark Haverkamp 1607e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1608e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1609e8f32de5SMark Haverkamp /* 1610e8f32de5SMark Haverkamp * Build Scatter/Gather list 1611e8f32de5SMark Haverkamp */ 1612e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1613e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1614e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1615e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1616e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1617e8f32de5SMark Haverkamp 1618e8f32de5SMark Haverkamp /* 1619e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1620e8f32de5SMark Haverkamp */ 1621e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1622e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1623e8f32de5SMark Haverkamp } 1624e8f32de5SMark Haverkamp 162594cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 162694cf6ba1SSalyzyn, Mark { 1627d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 162894cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 162994cf6ba1SSalyzyn, Mark return FAILED; 163094cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 163194cf6ba1SSalyzyn, Mark } 163294cf6ba1SSalyzyn, Mark 1633ab5d129fSRaghava Aditya Renukunta static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1634ab5d129fSRaghava Aditya Renukunta { 1635ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1636ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1637ab5d129fSRaghava Aditya Renukunta long ret; 1638ab5d129fSRaghava Aditya Renukunta 1639ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1640ab5d129fSRaghava Aditya Renukunta 1641ab5d129fSRaghava Aditya Renukunta ret = aac_build_sghba(cmd, hbacmd, 1642ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1643ab5d129fSRaghava Aditya Renukunta if (ret < 0) 1644ab5d129fSRaghava Aditya Renukunta return ret; 1645ab5d129fSRaghava Aditya Renukunta 1646ab5d129fSRaghava Aditya Renukunta /* 1647ab5d129fSRaghava Aditya Renukunta * Now send the HBA command to the adapter 1648ab5d129fSRaghava Aditya Renukunta */ 1649ab5d129fSRaghava Aditya Renukunta fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1650ab5d129fSRaghava Aditya Renukunta sizeof(struct aac_hba_sgl); 1651ab5d129fSRaghava Aditya Renukunta 1652ab5d129fSRaghava Aditya Renukunta return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1653ab5d129fSRaghava Aditya Renukunta (fib_callback) aac_hba_callback, 1654ab5d129fSRaghava Aditya Renukunta (void *) cmd); 1655ab5d129fSRaghava Aditya Renukunta } 1656ab5d129fSRaghava Aditya Renukunta 16578fb39182SRaghava Aditya Renukunta static int aac_send_safw_bmic_cmd(struct aac_dev *dev, 16588fb39182SRaghava Aditya Renukunta struct aac_srb_unit *srbu, void *xfer_buf, int xfer_len) 165971a91ca4SRaghava Aditya Renukunta { 166071a91ca4SRaghava Aditya Renukunta struct fib *fibptr; 166171a91ca4SRaghava Aditya Renukunta dma_addr_t addr; 16628fb39182SRaghava Aditya Renukunta int rcode; 16638fb39182SRaghava Aditya Renukunta int fibsize; 16648fb39182SRaghava Aditya Renukunta struct aac_srb *srb; 16658fb39182SRaghava Aditya Renukunta struct aac_srb_reply *srb_reply; 16668fb39182SRaghava Aditya Renukunta struct sgmap64 *sg64; 16678fb39182SRaghava Aditya Renukunta u32 vbus; 16688fb39182SRaghava Aditya Renukunta u32 vid; 166971a91ca4SRaghava Aditya Renukunta 16708fb39182SRaghava Aditya Renukunta if (!dev->sa_firmware) 16718fb39182SRaghava Aditya Renukunta return 0; 1672ab5d129fSRaghava Aditya Renukunta 16738fb39182SRaghava Aditya Renukunta /* allocate FIB */ 167471a91ca4SRaghava Aditya Renukunta fibptr = aac_fib_alloc(dev); 167571a91ca4SRaghava Aditya Renukunta if (!fibptr) 16768fb39182SRaghava Aditya Renukunta return -ENOMEM; 167771a91ca4SRaghava Aditya Renukunta 167871a91ca4SRaghava Aditya Renukunta aac_fib_init(fibptr); 16798fb39182SRaghava Aditya Renukunta fibptr->hw_fib_va->header.XferState &= 16808fb39182SRaghava Aditya Renukunta ~cpu_to_le32(FastResponseCapable); 168171a91ca4SRaghava Aditya Renukunta 16828fb39182SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) + 16838fb39182SRaghava Aditya Renukunta sizeof(struct sgentry64); 16848fb39182SRaghava Aditya Renukunta 16858fb39182SRaghava Aditya Renukunta /* allocate DMA buffer for response */ 16868fb39182SRaghava Aditya Renukunta addr = dma_map_single(&dev->pdev->dev, xfer_buf, xfer_len, 16878fb39182SRaghava Aditya Renukunta DMA_BIDIRECTIONAL); 16888fb39182SRaghava Aditya Renukunta if (dma_mapping_error(&dev->pdev->dev, addr)) { 16898fb39182SRaghava Aditya Renukunta rcode = -ENOMEM; 16908fb39182SRaghava Aditya Renukunta goto fib_error; 16918fb39182SRaghava Aditya Renukunta } 16928fb39182SRaghava Aditya Renukunta 16938fb39182SRaghava Aditya Renukunta srb = fib_data(fibptr); 16948fb39182SRaghava Aditya Renukunta memcpy(srb, &srbu->srb, sizeof(struct aac_srb)); 16958fb39182SRaghava Aditya Renukunta 16968fb39182SRaghava Aditya Renukunta vbus = (u32)le16_to_cpu( 16978fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus); 16988fb39182SRaghava Aditya Renukunta vid = (u32)le16_to_cpu( 16998fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_target); 17008fb39182SRaghava Aditya Renukunta 17018fb39182SRaghava Aditya Renukunta /* set the common request fields */ 17028fb39182SRaghava Aditya Renukunta srb->channel = cpu_to_le32(vbus); 17038fb39182SRaghava Aditya Renukunta srb->id = cpu_to_le32(vid); 17048fb39182SRaghava Aditya Renukunta srb->lun = 0; 17058fb39182SRaghava Aditya Renukunta srb->function = cpu_to_le32(SRBF_ExecuteScsi); 17068fb39182SRaghava Aditya Renukunta srb->timeout = 0; 17078fb39182SRaghava Aditya Renukunta srb->retry_limit = 0; 17088fb39182SRaghava Aditya Renukunta srb->cdb_size = cpu_to_le32(16); 17098fb39182SRaghava Aditya Renukunta srb->count = cpu_to_le32(xfer_len); 17108fb39182SRaghava Aditya Renukunta 17118fb39182SRaghava Aditya Renukunta sg64 = (struct sgmap64 *)&srb->sg; 17128fb39182SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 17138fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 17148fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 17158fb39182SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(xfer_len); 17168fb39182SRaghava Aditya Renukunta 17178fb39182SRaghava Aditya Renukunta /* 17188fb39182SRaghava Aditya Renukunta * Copy the updated data for other dumping or other usage if needed 17198fb39182SRaghava Aditya Renukunta */ 17208fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb, srb, sizeof(struct aac_srb)); 17218fb39182SRaghava Aditya Renukunta 17228fb39182SRaghava Aditya Renukunta /* issue request to the controller */ 17238fb39182SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, FsaNormal, 17248fb39182SRaghava Aditya Renukunta 1, 1, NULL, NULL); 17258fb39182SRaghava Aditya Renukunta 17268fb39182SRaghava Aditya Renukunta if (rcode == -ERESTARTSYS) 17278fb39182SRaghava Aditya Renukunta rcode = -ERESTART; 17288fb39182SRaghava Aditya Renukunta 17298fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 17308fb39182SRaghava Aditya Renukunta goto bmic_error; 17318fb39182SRaghava Aditya Renukunta 17328fb39182SRaghava Aditya Renukunta srb_reply = (struct aac_srb_reply *)fib_data(fibptr); 17338fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb_reply, srb_reply, sizeof(struct aac_srb_reply)); 17348fb39182SRaghava Aditya Renukunta 17358fb39182SRaghava Aditya Renukunta bmic_error: 17368fb39182SRaghava Aditya Renukunta dma_unmap_single(&dev->pdev->dev, addr, xfer_len, DMA_BIDIRECTIONAL); 17378fb39182SRaghava Aditya Renukunta fib_error: 17388fb39182SRaghava Aditya Renukunta aac_fib_complete(fibptr); 17398fb39182SRaghava Aditya Renukunta aac_fib_free(fibptr); 17408fb39182SRaghava Aditya Renukunta return rcode; 17418fb39182SRaghava Aditya Renukunta } 17428fb39182SRaghava Aditya Renukunta 17430bcb45fbSRaghava Aditya Renukunta static void aac_set_safw_target_qd(struct aac_dev *dev, int bus, int target) 17440bcb45fbSRaghava Aditya Renukunta { 17450bcb45fbSRaghava Aditya Renukunta 17460bcb45fbSRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp; 17470bcb45fbSRaghava Aditya Renukunta 17480bcb45fbSRaghava Aditya Renukunta if (dev->hba_map[bus][target].devtype != AAC_DEVTYPE_NATIVE_RAW) 17490bcb45fbSRaghava Aditya Renukunta return; 17500bcb45fbSRaghava Aditya Renukunta 17510bcb45fbSRaghava Aditya Renukunta identify_resp = dev->hba_map[bus][target].safw_identify_resp; 17520bcb45fbSRaghava Aditya Renukunta if (identify_resp == NULL) { 17530bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17540bcb45fbSRaghava Aditya Renukunta return; 17550bcb45fbSRaghava Aditya Renukunta } 17560bcb45fbSRaghava Aditya Renukunta 17570bcb45fbSRaghava Aditya Renukunta if (identify_resp->current_queue_depth_limit <= 0 || 17580bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit > 255) 17590bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17600bcb45fbSRaghava Aditya Renukunta else 17610bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 17620bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit; 17630bcb45fbSRaghava Aditya Renukunta } 17640bcb45fbSRaghava Aditya Renukunta 1765b5a475e9SRaghava Aditya Renukunta static int aac_issue_safw_bmic_identify(struct aac_dev *dev, 1766e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd **identify_resp, u32 bus, u32 target) 17678fb39182SRaghava Aditya Renukunta { 17688fb39182SRaghava Aditya Renukunta int rcode = -ENOMEM; 1769b5a475e9SRaghava Aditya Renukunta int datasize; 17708fb39182SRaghava Aditya Renukunta struct aac_srb_unit srbu; 17718fb39182SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1772b5a475e9SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_reply; 17738fb39182SRaghava Aditya Renukunta 17748fb39182SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 1775b5a475e9SRaghava Aditya Renukunta identify_reply = kmalloc(datasize, GFP_KERNEL); 1776b5a475e9SRaghava Aditya Renukunta if (!identify_reply) 17778fb39182SRaghava Aditya Renukunta goto out; 17788fb39182SRaghava Aditya Renukunta 17798fb39182SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 17808fb39182SRaghava Aditya Renukunta 17818fb39182SRaghava Aditya Renukunta srbcmd = &srbu.srb; 178271a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 178371a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 178471a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 178571a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 178671a91ca4SRaghava Aditya Renukunta 1787b5a475e9SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, identify_reply, datasize); 17888fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1789e2ee8c94SRaghava Aditya Renukunta goto mem_free_all; 179071a91ca4SRaghava Aditya Renukunta 1791e2ee8c94SRaghava Aditya Renukunta *identify_resp = identify_reply; 1792e2ee8c94SRaghava Aditya Renukunta 179371a91ca4SRaghava Aditya Renukunta out: 179471a91ca4SRaghava Aditya Renukunta return rcode; 1795e2ee8c94SRaghava Aditya Renukunta mem_free_all: 1796e2ee8c94SRaghava Aditya Renukunta kfree(identify_reply); 1797e2ee8c94SRaghava Aditya Renukunta goto out; 179871a91ca4SRaghava Aditya Renukunta } 179971a91ca4SRaghava Aditya Renukunta 1800a25b6ca1SRaghava Aditya Renukunta static inline void aac_free_safw_ciss_luns(struct aac_dev *dev) 1801a25b6ca1SRaghava Aditya Renukunta { 1802a25b6ca1SRaghava Aditya Renukunta kfree(dev->safw_phys_luns); 1803a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = NULL; 1804a25b6ca1SRaghava Aditya Renukunta } 1805a25b6ca1SRaghava Aditya Renukunta 1806a25b6ca1SRaghava Aditya Renukunta /** 1807a25b6ca1SRaghava Aditya Renukunta * aac_get_safw_ciss_luns() Process topology change 1808a25b6ca1SRaghava Aditya Renukunta * @dev: aac_dev structure 1809a25b6ca1SRaghava Aditya Renukunta * 1810a25b6ca1SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1811a25b6ca1SRaghava Aditya Renukunta * the current hba_map. 1812a25b6ca1SRaghava Aditya Renukunta */ 181375be67cdSRaghava Aditya Renukunta static int aac_get_safw_ciss_luns(struct aac_dev *dev) 1814a25b6ca1SRaghava Aditya Renukunta { 1815a25b6ca1SRaghava Aditya Renukunta int rcode = -ENOMEM; 1816a25b6ca1SRaghava Aditya Renukunta int datasize; 1817a25b6ca1SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1818a25b6ca1SRaghava Aditya Renukunta struct aac_srb_unit srbu; 1819a25b6ca1SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1820a25b6ca1SRaghava Aditya Renukunta 1821a25b6ca1SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) + 1822a25b6ca1SRaghava Aditya Renukunta (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1823a25b6ca1SRaghava Aditya Renukunta phys_luns = kmalloc(datasize, GFP_KERNEL); 1824a25b6ca1SRaghava Aditya Renukunta if (phys_luns == NULL) 1825a25b6ca1SRaghava Aditya Renukunta goto out; 1826a25b6ca1SRaghava Aditya Renukunta 1827a25b6ca1SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 1828a25b6ca1SRaghava Aditya Renukunta 1829a25b6ca1SRaghava Aditya Renukunta srbcmd = &srbu.srb; 1830a25b6ca1SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1831a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1832a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1833a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1834a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1835a25b6ca1SRaghava Aditya Renukunta 1836a25b6ca1SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, phys_luns, datasize); 1837a25b6ca1SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1838a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1839a25b6ca1SRaghava Aditya Renukunta 1840a25b6ca1SRaghava Aditya Renukunta if (phys_luns->resp_flag != 2) { 1841a25b6ca1SRaghava Aditya Renukunta rcode = -ENOMSG; 1842a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1843a25b6ca1SRaghava Aditya Renukunta } 1844a25b6ca1SRaghava Aditya Renukunta 1845a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = phys_luns; 1846a25b6ca1SRaghava Aditya Renukunta 1847a25b6ca1SRaghava Aditya Renukunta out: 1848a25b6ca1SRaghava Aditya Renukunta return rcode; 1849a25b6ca1SRaghava Aditya Renukunta mem_free_all: 1850a25b6ca1SRaghava Aditya Renukunta kfree(phys_luns); 1851a25b6ca1SRaghava Aditya Renukunta goto out; 18524b000227SRaghava Aditya Renukunta } 1853a25b6ca1SRaghava Aditya Renukunta 18544b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_lun_count(struct aac_dev *dev) 18554b000227SRaghava Aditya Renukunta { 1856bbd16d96SRaghava Aditya Renukunta return get_unaligned_be32(&dev->safw_phys_luns->list_length[0])/24; 18574b000227SRaghava Aditya Renukunta } 18584b000227SRaghava Aditya Renukunta 18594b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_bus(struct aac_dev *dev, int lun) 18604b000227SRaghava Aditya Renukunta { 18614b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[1] & 0x3f; 18624b000227SRaghava Aditya Renukunta } 18634b000227SRaghava Aditya Renukunta 18644b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_target(struct aac_dev *dev, int lun) 18654b000227SRaghava Aditya Renukunta { 18664b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[0]; 18674b000227SRaghava Aditya Renukunta } 18684b000227SRaghava Aditya Renukunta 18694b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_expose_flag(struct aac_dev *dev, int lun) 18704b000227SRaghava Aditya Renukunta { 18714b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].bus >> 6; 18724b000227SRaghava Aditya Renukunta } 18734b000227SRaghava Aditya Renukunta 18744b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_attribs(struct aac_dev *dev, int lun) 18754b000227SRaghava Aditya Renukunta { 18764b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[9]; 18774b000227SRaghava Aditya Renukunta } 18784b000227SRaghava Aditya Renukunta 18794b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_nexus(struct aac_dev *dev, int lun) 18804b000227SRaghava Aditya Renukunta { 18814b000227SRaghava Aditya Renukunta return *((u32 *)&dev->safw_phys_luns->lun[lun].node_ident[12]); 18824b000227SRaghava Aditya Renukunta } 18834b000227SRaghava Aditya Renukunta 18844b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_device_type(struct aac_dev *dev, int lun) 18854b000227SRaghava Aditya Renukunta { 18864b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[8]; 1887a25b6ca1SRaghava Aditya Renukunta } 1888a25b6ca1SRaghava Aditya Renukunta 1889e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_identify_resp(struct aac_dev *dev, 1890e2ee8c94SRaghava Aditya Renukunta int bus, int target) 1891e2ee8c94SRaghava Aditya Renukunta { 1892e2ee8c94SRaghava Aditya Renukunta kfree(dev->hba_map[bus][target].safw_identify_resp); 1893e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = NULL; 1894e2ee8c94SRaghava Aditya Renukunta } 1895e2ee8c94SRaghava Aditya Renukunta 1896e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_all_identify_resp(struct aac_dev *dev, 1897e2ee8c94SRaghava Aditya Renukunta int lun_count) 1898e2ee8c94SRaghava Aditya Renukunta { 1899e2ee8c94SRaghava Aditya Renukunta int luns; 1900e2ee8c94SRaghava Aditya Renukunta int i; 1901e2ee8c94SRaghava Aditya Renukunta u32 bus; 1902e2ee8c94SRaghava Aditya Renukunta u32 target; 1903e2ee8c94SRaghava Aditya Renukunta 1904e2ee8c94SRaghava Aditya Renukunta luns = aac_get_safw_phys_lun_count(dev); 1905e2ee8c94SRaghava Aditya Renukunta 1906e2ee8c94SRaghava Aditya Renukunta if (luns < lun_count) 1907e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1908e2ee8c94SRaghava Aditya Renukunta else if (lun_count < 0) 1909e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1910e2ee8c94SRaghava Aditya Renukunta 1911e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; i++) { 1912e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1913e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1914e2ee8c94SRaghava Aditya Renukunta 1915e2ee8c94SRaghava Aditya Renukunta aac_free_safw_identify_resp(dev, bus, target); 1916e2ee8c94SRaghava Aditya Renukunta } 1917e2ee8c94SRaghava Aditya Renukunta } 1918e2ee8c94SRaghava Aditya Renukunta 191975be67cdSRaghava Aditya Renukunta static int aac_get_safw_attr_all_targets(struct aac_dev *dev) 1920e2ee8c94SRaghava Aditya Renukunta { 1921e2ee8c94SRaghava Aditya Renukunta int i; 1922e2ee8c94SRaghava Aditya Renukunta int rcode = 0; 1923e2ee8c94SRaghava Aditya Renukunta u32 lun_count; 1924e2ee8c94SRaghava Aditya Renukunta u32 bus; 1925e2ee8c94SRaghava Aditya Renukunta u32 target; 1926e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp = NULL; 1927e2ee8c94SRaghava Aditya Renukunta 1928e2ee8c94SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1929e2ee8c94SRaghava Aditya Renukunta 1930e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1931e2ee8c94SRaghava Aditya Renukunta 1932e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1933e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1934e2ee8c94SRaghava Aditya Renukunta 1935e2ee8c94SRaghava Aditya Renukunta rcode = aac_issue_safw_bmic_identify(dev, 1936e2ee8c94SRaghava Aditya Renukunta &identify_resp, bus, target); 1937e2ee8c94SRaghava Aditya Renukunta 19380bcb45fbSRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1939e2ee8c94SRaghava Aditya Renukunta goto free_identify_resp; 1940e2ee8c94SRaghava Aditya Renukunta 1941e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = identify_resp; 1942e2ee8c94SRaghava Aditya Renukunta } 1943e2ee8c94SRaghava Aditya Renukunta 1944e2ee8c94SRaghava Aditya Renukunta out: 1945e2ee8c94SRaghava Aditya Renukunta return rcode; 1946e2ee8c94SRaghava Aditya Renukunta free_identify_resp: 1947e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, i); 1948e2ee8c94SRaghava Aditya Renukunta goto out; 1949e2ee8c94SRaghava Aditya Renukunta } 1950e2ee8c94SRaghava Aditya Renukunta 1951c83b11e3SRaghava Aditya Renukunta /** 1952b5a475e9SRaghava Aditya Renukunta * aac_set_safw_attr_all_targets- update current hba map with data from FW 1953c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1954c83b11e3SRaghava Aditya Renukunta * 1955c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1956c83b11e3SRaghava Aditya Renukunta */ 195775be67cdSRaghava Aditya Renukunta static void aac_set_safw_attr_all_targets(struct aac_dev *dev) 1958c83b11e3SRaghava Aditya Renukunta { 1959c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1960c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1961c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1962c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 19633edfb8b2SRaghava Aditya Renukunta 19644b000227SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1965c83b11e3SRaghava Aditya Renukunta 1966f2d2cabaSRaghava Aditya Renukunta dev->scan_counter++; 1967f2d2cabaSRaghava Aditya Renukunta 1968c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1969c83b11e3SRaghava Aditya Renukunta 19704b000227SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 19714b000227SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 19724b000227SRaghava Aditya Renukunta expose_flag = aac_get_safw_phys_expose_flag(dev, i); 19734b000227SRaghava Aditya Renukunta attribs = aac_get_safw_phys_attribs(dev, i); 19744b000227SRaghava Aditya Renukunta nexus = aac_get_safw_phys_nexus(dev, i); 1975c83b11e3SRaghava Aditya Renukunta 1976c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1977c83b11e3SRaghava Aditya Renukunta continue; 1978c83b11e3SRaghava Aditya Renukunta 1979c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 198059b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 198159b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_RAID_MEMBER; 198259b433c8SRaghava Aditya Renukunta continue; 1983c83b11e3SRaghava Aditya Renukunta } 1984c83b11e3SRaghava Aditya Renukunta 1985c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 198659b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 198759b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_NATIVE_RAW; 1988c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1989c83b11e3SRaghava Aditya Renukunta nexus; 1990c83b11e3SRaghava Aditya Renukunta } else 199159b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 199259b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_ARC_RAW; 1993c83b11e3SRaghava Aditya Renukunta 1994f2d2cabaSRaghava Aditya Renukunta dev->hba_map[bus][target].scan_counter = dev->scan_counter; 1995f2d2cabaSRaghava Aditya Renukunta 19960bcb45fbSRaghava Aditya Renukunta aac_set_safw_target_qd(dev, bus, target); 1997c83b11e3SRaghava Aditya Renukunta } 1998c83b11e3SRaghava Aditya Renukunta } 1999c83b11e3SRaghava Aditya Renukunta 200075be67cdSRaghava Aditya Renukunta static int aac_setup_safw_targets(struct aac_dev *dev) 2001fc0fdd9aSRaghava Aditya Renukunta { 20023edfb8b2SRaghava Aditya Renukunta int rcode = 0; 20033edfb8b2SRaghava Aditya Renukunta 20041d1fec53SRaghava Aditya Renukunta rcode = aac_get_containers(dev); 20051d1fec53SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20061d1fec53SRaghava Aditya Renukunta goto out; 20071d1fec53SRaghava Aditya Renukunta 200875be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_ciss_luns(dev); 20093edfb8b2SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20103edfb8b2SRaghava Aditya Renukunta goto out; 20113edfb8b2SRaghava Aditya Renukunta 201275be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_attr_all_targets(dev); 2013e2ee8c94SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 2014e2ee8c94SRaghava Aditya Renukunta goto free_ciss_luns; 2015e2ee8c94SRaghava Aditya Renukunta 201675be67cdSRaghava Aditya Renukunta aac_set_safw_attr_all_targets(dev); 20173edfb8b2SRaghava Aditya Renukunta 2018e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, -1); 2019e2ee8c94SRaghava Aditya Renukunta free_ciss_luns: 20203edfb8b2SRaghava Aditya Renukunta aac_free_safw_ciss_luns(dev); 20213edfb8b2SRaghava Aditya Renukunta out: 20223edfb8b2SRaghava Aditya Renukunta return rcode; 2023fc0fdd9aSRaghava Aditya Renukunta } 2024fc0fdd9aSRaghava Aditya Renukunta 202575be67cdSRaghava Aditya Renukunta int aac_setup_safw_adapter(struct aac_dev *dev) 2026fc0fdd9aSRaghava Aditya Renukunta { 202775be67cdSRaghava Aditya Renukunta return aac_setup_safw_targets(dev); 2028fc0fdd9aSRaghava Aditya Renukunta } 2029fc0fdd9aSRaghava Aditya Renukunta 20301da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 20311da177e4SLinus Torvalds { 20321da177e4SLinus Torvalds struct fib* fibptr; 20331da177e4SLinus Torvalds int rcode; 2034c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 20357c00ffa3SMark Haverkamp struct aac_adapter_info *info; 203684971738SMark Haverkamp struct aac_bus_info *command; 203784971738SMark Haverkamp struct aac_bus_info_response *bus_info; 20387c00ffa3SMark Haverkamp 2039bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 20401da177e4SLinus Torvalds return -ENOMEM; 20411da177e4SLinus Torvalds 2042bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20431da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 20447c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 20451da177e4SLinus Torvalds 2046bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 20471da177e4SLinus Torvalds fibptr, 20487c00ffa3SMark Haverkamp sizeof(*info), 20491da177e4SLinus Torvalds FsaNormal, 20509203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 20511da177e4SLinus Torvalds NULL, 20521da177e4SLinus Torvalds NULL); 20531da177e4SLinus Torvalds 20547c00ffa3SMark Haverkamp if (rcode < 0) { 2055cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 2056cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 2057cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2058bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2059bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2060cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 20617c00ffa3SMark Haverkamp return rcode; 20627c00ffa3SMark Haverkamp } 20637c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 20647c00ffa3SMark Haverkamp 20651c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 20667c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 206706a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 20687c00ffa3SMark Haverkamp 2069bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20707c00ffa3SMark Haverkamp 207106a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 20727c00ffa3SMark Haverkamp 207306a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 20747c00ffa3SMark Haverkamp 2075bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 20767c00ffa3SMark Haverkamp fibptr, 207706a43d17SSalyzyn, Mark sizeof(*sinfo), 20787c00ffa3SMark Haverkamp FsaNormal, 20797c00ffa3SMark Haverkamp 1, 1, 20807c00ffa3SMark Haverkamp NULL, 20817c00ffa3SMark Haverkamp NULL); 20827c00ffa3SMark Haverkamp 20837c00ffa3SMark Haverkamp if (rcode >= 0) 208406a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 2085cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 2086cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 2087cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 2088cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 2089cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 2090cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 20917c00ffa3SMark Haverkamp } 20921da177e4SLinus Torvalds 2093c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 2094c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 209571a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 2096c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 209771a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 209871a91ca4SRaghava Aditya Renukunta } 2099c83b11e3SRaghava Aditya Renukunta } 210084971738SMark Haverkamp 210184971738SMark Haverkamp /* 210284971738SMark Haverkamp * GetBusInfo 210384971738SMark Haverkamp */ 210484971738SMark Haverkamp 2105bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 210684971738SMark Haverkamp 210784971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 210884971738SMark Haverkamp 210984971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 211084971738SMark Haverkamp 211184971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 211284971738SMark Haverkamp 211384971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 211484971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 211584971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 211684971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 211784971738SMark Haverkamp 2118bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 211984971738SMark Haverkamp fibptr, 212084971738SMark Haverkamp sizeof (*bus_info), 212184971738SMark Haverkamp FsaNormal, 212284971738SMark Haverkamp 1, 1, 212384971738SMark Haverkamp NULL, NULL); 212484971738SMark Haverkamp 212594cf6ba1SSalyzyn, Mark /* reasoned default */ 212694cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 212784971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 212884971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 212984971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 213084971738SMark Haverkamp } 213184971738SMark Haverkamp 21328c867b25SMark Haverkamp if (!dev->in_reset) { 213324f02e1dSSalyzyn, Mark char buffer[16]; 21341da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 21357c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 21361da177e4SLinus Torvalds dev->name, 21371da177e4SLinus Torvalds dev->id, 21381da177e4SLinus Torvalds tmp>>24, 21391da177e4SLinus Torvalds (tmp>>16)&0xff, 21401da177e4SLinus Torvalds tmp&0xff, 21417c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 21421c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 21431c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 21441da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 21451da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 21461da177e4SLinus Torvalds dev->name, dev->id, 21471da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21481da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 21491da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 21501da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 21511da177e4SLinus Torvalds dev->name, dev->id, 21521da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21531da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 215424f02e1dSSalyzyn, Mark buffer[0] = '\0'; 2155ee959b00STony Jones if (aac_get_serial_number( 215624f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 215724f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 215824f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 21591c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2160a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2161a45c863fSSalyzyn, Mark dev->name, dev->id, 21621c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 21631c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 21641c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2165a45c863fSSalyzyn, Mark } 21662f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 21671c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2168a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 216929c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 217029c97684SSalyzyn, Mark dev->name, dev->id); 217129c97684SSalyzyn, Mark } 21728c867b25SMark Haverkamp } 21731da177e4SLinus Torvalds 217495e852e1SSalyzyn, Mark dev->cache_protected = 0; 21751c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2176cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 21771da177e4SLinus Torvalds dev->nondasd_support = 0; 21781da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 217995e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 21801da177e4SLinus Torvalds dev->nondasd_support = 1; 21811da177e4SLinus Torvalds 21821da177e4SLinus Torvalds /* 21831da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 21841da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 21851da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 21861da177e4SLinus Torvalds * additional changes changes will have to be made to support 21871da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 21881da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 21891da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 21901da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 21911da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 21921da177e4SLinus Torvalds */ 21931da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 21941da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 21951da177e4SLinus Torvalds dev->nondasd_support = 1; 21961da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 21971da177e4SLinus Torvalds } 21981da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 21991da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 22001da177e4SLinus Torvalds dev->name, dev->id); 22011da177e4SLinus Torvalds 220295e852e1SSalyzyn, Mark if (nondasd != -1) 22031da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 22042f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 22051da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 22061da177e4SLinus Torvalds 2207e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2208d8e96507SLeubner, Achim dev->needs_dac = 1; 22091da177e4SLinus Torvalds dev->dac_support = 0; 2210d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2211d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 22122f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22132f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 22142f7ecc55SSalyzyn, Mark dev->name, dev->id); 22151da177e4SLinus Torvalds dev->dac_support = 1; 22161da177e4SLinus Torvalds } 22171da177e4SLinus Torvalds 22181da177e4SLinus Torvalds if(dacmode != -1) { 22191da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 22201da177e4SLinus Torvalds } 2221d8e96507SLeubner, Achim 2222d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2223d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2224d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2225d8e96507SLeubner, Achim dev->nondasd_support = 0; 2226d8e96507SLeubner, Achim dev->jbod = 0; 2227d8e96507SLeubner, Achim expose_physicals = 0; 2228d8e96507SLeubner, Achim } 2229d8e96507SLeubner, Achim 22308105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 22318105d39dSRaghava Aditya Renukunta if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 22322f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22338105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 22348105d39dSRaghava Aditya Renukunta } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 22358105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 22361da177e4SLinus Torvalds dev->dac_support = 0; 22371da177e4SLinus Torvalds } else { 22388105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 22391da177e4SLinus Torvalds rcode = -ENOMEM; 22401da177e4SLinus Torvalds } 22411da177e4SLinus Torvalds } 22427c00ffa3SMark Haverkamp /* 2243e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2244e8f32de5SMark Haverkamp * interface. 22457c00ffa3SMark Haverkamp */ 2246e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 224794cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 224894cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 224994cf6ba1SSalyzyn, Mark : aac_scsi_64) 2250e8f32de5SMark Haverkamp : aac_scsi_32; 2251e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2252e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2253e8f32de5SMark Haverkamp ? aac_bounds_64 2254e8f32de5SMark Haverkamp : aac_bounds_32; 2255e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2256e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2257e8f32de5SMark Haverkamp } else { 2258e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 22597c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 22607c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 226163a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 226263a70eeaSMark Haverkamp sizeof(struct sgentry); 22637c00ffa3SMark Haverkamp if (dev->dac_support) { 2264e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2265e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 22667c00ffa3SMark Haverkamp /* 22677c00ffa3SMark Haverkamp * 38 scatter gather elements 22687c00ffa3SMark Haverkamp */ 22697c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 22707c00ffa3SMark Haverkamp (dev->max_fib_size - 22717c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 22727c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 227363a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 227463a70eeaSMark Haverkamp sizeof(struct sgentry64); 2275e8f32de5SMark Haverkamp } else { 2276e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2277e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 22787c00ffa3SMark Haverkamp } 22797c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 22807c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 22817c00ffa3SMark Haverkamp /* 22827c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 22837c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 22847c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 22857c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 22867c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 22877c00ffa3SMark Haverkamp * element. 22887c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 22897c00ffa3SMark Haverkamp */ 22907c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 22917c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 22927c00ffa3SMark Haverkamp } 22930e68c003SMark Haverkamp } 2294ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2295ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2296ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2297ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2298ab5d129fSRaghava Aditya Renukunta 2299cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2300cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2301bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2302bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2303cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 23041da177e4SLinus Torvalds 23051da177e4SLinus Torvalds return rcode; 23061da177e4SLinus Torvalds } 23071da177e4SLinus Torvalds 23081da177e4SLinus Torvalds 2309e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 23101da177e4SLinus Torvalds { 23111da177e4SLinus Torvalds struct aac_dev *dev; 23121da177e4SLinus Torvalds struct aac_read_reply *readreply; 23131da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 23141da177e4SLinus Torvalds u32 cid; 23151da177e4SLinus Torvalds 23161da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 23171da177e4SLinus Torvalds 231803d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 231903d44337SMark Haverkamp return; 232003d44337SMark Haverkamp 23211a655040SSalyzyn, Mark dev = fibptr->dev; 2322e5718774SMark Haverkamp cid = scmd_id(scsicmd); 23231da177e4SLinus Torvalds 23247a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 23257a8cf29dSMark Haverkamp u64 lba; 23267a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 23277a8cf29dSMark Haverkamp case WRITE_6: 23287a8cf29dSMark Haverkamp case READ_6: 23297a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 23307a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23317a8cf29dSMark Haverkamp break; 23327a8cf29dSMark Haverkamp case WRITE_16: 23337a8cf29dSMark Haverkamp case READ_16: 23347a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23357a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23367a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23377a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23387a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23397a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23407a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23417a8cf29dSMark Haverkamp break; 23427a8cf29dSMark Haverkamp case WRITE_12: 23437a8cf29dSMark Haverkamp case READ_12: 23447a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23457a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23467a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23477a8cf29dSMark Haverkamp break; 23487a8cf29dSMark Haverkamp default: 23497a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23507a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23517a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23527a8cf29dSMark Haverkamp break; 23537a8cf29dSMark Haverkamp } 23547a8cf29dSMark Haverkamp printk(KERN_DEBUG 23557a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 23567a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 23577a8cf29dSMark Haverkamp } 23581da177e4SLinus Torvalds 2359125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 23601da177e4SLinus Torvalds 2361727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2362727eead6SFUJITA Tomonori 23631da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2364655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2365655d722cSMark Salyzyn case ST_OK: 2366655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2367655d722cSMark Salyzyn SAM_STAT_GOOD; 2368655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2369655d722cSMark Salyzyn break; 2370655d722cSMark Salyzyn case ST_NOT_READY: 2371655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2372655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2373655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2374655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2375655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2376655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2377655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2378655d722cSMark Salyzyn break; 2379f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2380f956a669SRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2381f956a669SRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 2382f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2383f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2384f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2385f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2386f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2387f956a669SRaghava Aditya Renukunta break; 2388655d722cSMark Salyzyn default: 23897c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2390e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 23911da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 23927c00ffa3SMark Haverkamp #endif 2393655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2394655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 23958e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 23968e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 23978e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 23981da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 23993ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 24003ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2401655d722cSMark Salyzyn break; 24021da177e4SLinus Torvalds } 2403bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 24041da177e4SLinus Torvalds 24058e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 24061da177e4SLinus Torvalds } 24071da177e4SLinus Torvalds 24089e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 24091da177e4SLinus Torvalds { 24107a8cf29dSMark Haverkamp u64 lba; 24111da177e4SLinus Torvalds u32 count; 24121da177e4SLinus Torvalds int status; 24131da177e4SLinus Torvalds struct aac_dev *dev; 24141da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2415da3cc679SRajashekhara, Mahesh int cid; 24161da177e4SLinus Torvalds 24171da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24181da177e4SLinus Torvalds /* 24191da177e4SLinus Torvalds * Get block address and transfer length 24201da177e4SLinus Torvalds */ 24217a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 24227a8cf29dSMark Haverkamp case READ_6: 24239e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 24241da177e4SLinus Torvalds 24257a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 24267a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 24271da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 24281da177e4SLinus Torvalds 24291da177e4SLinus Torvalds if (count == 0) 24301da177e4SLinus Torvalds count = 256; 24317a8cf29dSMark Haverkamp break; 24327a8cf29dSMark Haverkamp case READ_16: 24339e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 24347a8cf29dSMark Haverkamp 24357a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 24367a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 24377a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 24387a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 24397a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 24407a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24417a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24427a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 24437a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 24447a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 24457a8cf29dSMark Haverkamp break; 24467a8cf29dSMark Haverkamp case READ_12: 24479e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 24487a8cf29dSMark Haverkamp 24497a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24507a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24517a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24527a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 24537a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24547a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24557a8cf29dSMark Haverkamp break; 24567a8cf29dSMark Haverkamp default: 24579e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 24581da177e4SLinus Torvalds 24597a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24607a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24617a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24621da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24637a8cf29dSMark Haverkamp break; 24641da177e4SLinus Torvalds } 2465da3cc679SRajashekhara, Mahesh 2466da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2467da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2468da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2469da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2470da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2471da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2472c86fbe48SBalsundar P ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, 2473da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2474da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2475da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2476da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2477da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2478c86fbe48SBalsundar P return 0; 2479da3cc679SRajashekhara, Mahesh } 2480da3cc679SRajashekhara, Mahesh 24817a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 24827c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2483e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24847a8cf29dSMark Haverkamp return 0; 24851da177e4SLinus Torvalds /* 24861da177e4SLinus Torvalds * Alocate and initialize a Fib 24871da177e4SLinus Torvalds */ 24886bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 24891ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2490e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 24911da177e4SLinus Torvalds 24921da177e4SLinus Torvalds /* 24931da177e4SLinus Torvalds * Check that the command queued to the controller 24941da177e4SLinus Torvalds */ 24951ae948faSBrian King if (status == -EINPROGRESS) 24961da177e4SLinus Torvalds return 0; 24971da177e4SLinus Torvalds 2498bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 24991da177e4SLinus Torvalds /* 25001da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25011da177e4SLinus Torvalds */ 25021da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 25038e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2504bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2505bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25061da177e4SLinus Torvalds return 0; 25071da177e4SLinus Torvalds } 25081da177e4SLinus Torvalds 25099e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 25101da177e4SLinus Torvalds { 25117a8cf29dSMark Haverkamp u64 lba; 25121da177e4SLinus Torvalds u32 count; 25139d399cc7SSalyzyn, Mark int fua; 25141da177e4SLinus Torvalds int status; 25151da177e4SLinus Torvalds struct aac_dev *dev; 25161da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2517da3cc679SRajashekhara, Mahesh int cid; 25181da177e4SLinus Torvalds 25191da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 25201da177e4SLinus Torvalds /* 25211da177e4SLinus Torvalds * Get block address and transfer length 25221da177e4SLinus Torvalds */ 25231da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 25241da177e4SLinus Torvalds { 25251da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 25261da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 25271da177e4SLinus Torvalds if (count == 0) 25281da177e4SLinus Torvalds count = 256; 25299d399cc7SSalyzyn, Mark fua = 0; 25307a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 25319e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 25327a8cf29dSMark Haverkamp 25337a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 25347a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 25357a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 25367a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 25377a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 25387a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 25397a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25407a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 25417a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 25429d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25437a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 25449e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 25457a8cf29dSMark Haverkamp 25467a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 25477a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25487a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 25497a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25509d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25511da177e4SLinus Torvalds } else { 25529e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 25537a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25541da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25559d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25561da177e4SLinus Torvalds } 2557da3cc679SRajashekhara, Mahesh 2558da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2559da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2560da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2561da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2562da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2563da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2564c86fbe48SBalsundar P ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, 2565da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2566da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2567da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2568da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2569da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2570c86fbe48SBalsundar P return 0; 2571da3cc679SRajashekhara, Mahesh } 2572da3cc679SRajashekhara, Mahesh 25737a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 25741da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2575e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 25767a8cf29dSMark Haverkamp return 0; 25771da177e4SLinus Torvalds /* 25781da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 25791da177e4SLinus Torvalds */ 25806bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 25811ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25829d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 25831da177e4SLinus Torvalds 25841da177e4SLinus Torvalds /* 25851da177e4SLinus Torvalds * Check that the command queued to the controller 25861da177e4SLinus Torvalds */ 25871ae948faSBrian King if (status == -EINPROGRESS) 25881da177e4SLinus Torvalds return 0; 25891da177e4SLinus Torvalds 2590bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 25911da177e4SLinus Torvalds /* 25921da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25931da177e4SLinus Torvalds */ 25941da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 25958e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 25961da177e4SLinus Torvalds 2597bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2598bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25991da177e4SLinus Torvalds return 0; 26001da177e4SLinus Torvalds } 26011da177e4SLinus Torvalds 26021da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 26031da177e4SLinus Torvalds { 26041da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 26052c644b1dSHannes Reinecke struct scsi_cmnd *cmd = context; 26061da177e4SLinus Torvalds 260703d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 260803d44337SMark Haverkamp return; 260903d44337SMark Haverkamp 26101da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 26111da177e4SLinus Torvalds smp_processor_id(), jiffies)); 26121da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 26131da177e4SLinus Torvalds 26141da177e4SLinus Torvalds 26151da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 26161da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 26171da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 26181da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 26191da177e4SLinus Torvalds else { 26201da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 26211a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2622e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 26231da177e4SLinus Torvalds printk(KERN_WARNING 26241da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 26251da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 26261da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 26271da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 26288e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 26298e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 26308e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 26311da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2632b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2633b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 26341da177e4SLinus Torvalds } 26351da177e4SLinus Torvalds 2636bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2637bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 26388e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 26391da177e4SLinus Torvalds } 26401da177e4SLinus Torvalds 26419e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 26421da177e4SLinus Torvalds { 26431da177e4SLinus Torvalds int status; 26441da177e4SLinus Torvalds struct fib *cmd_fibcontext; 26451da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 26461da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 264790ee3466SMark Haverkamp struct aac_dev *aac; 26481da177e4SLinus Torvalds 2649f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 26508c867b25SMark Haverkamp if (aac->in_reset) 26518c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 26528c867b25SMark Haverkamp 26531da177e4SLinus Torvalds /* 26547c00ffa3SMark Haverkamp * Allocate and initialize a Fib 26551da177e4SLinus Torvalds */ 26562c644b1dSHannes Reinecke cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 26571da177e4SLinus Torvalds 2658bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 26591da177e4SLinus Torvalds 26601da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 26611da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 26621da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 26639e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 26641da177e4SLinus Torvalds synchronizecmd->count = 26651da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 26661ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 26671da177e4SLinus Torvalds 26681da177e4SLinus Torvalds /* 26691da177e4SLinus Torvalds * Now send the Fib to the adapter 26701da177e4SLinus Torvalds */ 2671bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 26721da177e4SLinus Torvalds cmd_fibcontext, 26731da177e4SLinus Torvalds sizeof(struct aac_synchronize), 26741da177e4SLinus Torvalds FsaNormal, 26751da177e4SLinus Torvalds 0, 1, 26761da177e4SLinus Torvalds (fib_callback)synchronize_callback, 26771da177e4SLinus Torvalds (void *)scsicmd); 26781da177e4SLinus Torvalds 26791da177e4SLinus Torvalds /* 26801da177e4SLinus Torvalds * Check that the command queued to the controller 26811da177e4SLinus Torvalds */ 26821ae948faSBrian King if (status == -EINPROGRESS) 26831da177e4SLinus Torvalds return 0; 26841da177e4SLinus Torvalds 26851da177e4SLinus Torvalds printk(KERN_WARNING 2686bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2687bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2688bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26891da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 26901da177e4SLinus Torvalds } 26911da177e4SLinus Torvalds 2692655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2693655d722cSMark Salyzyn { 2694655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2695655d722cSMark Salyzyn 2696655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2697655d722cSMark Salyzyn return; 2698655d722cSMark Salyzyn 2699655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2700655d722cSMark Salyzyn 2701655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2702655d722cSMark Salyzyn 2703655d722cSMark Salyzyn aac_fib_complete(fibptr); 2704655d722cSMark Salyzyn aac_fib_free(fibptr); 2705655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2706655d722cSMark Salyzyn } 2707655d722cSMark Salyzyn 2708655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2709655d722cSMark Salyzyn { 2710655d722cSMark Salyzyn int status; 2711655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2712655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2713655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2714655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2715655d722cSMark Salyzyn 27161c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2717655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2718655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2719655d722cSMark Salyzyn SAM_STAT_GOOD; 2720655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2721655d722cSMark Salyzyn return 0; 2722655d722cSMark Salyzyn } 2723655d722cSMark Salyzyn 2724655d722cSMark Salyzyn if (aac->in_reset) 2725655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2726655d722cSMark Salyzyn 2727655d722cSMark Salyzyn /* 2728655d722cSMark Salyzyn * Allocate and initialize a Fib 2729655d722cSMark Salyzyn */ 27306bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2731655d722cSMark Salyzyn 2732655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2733655d722cSMark Salyzyn 2734655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2735655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2736655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2737655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2738655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2739655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2740655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2741655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2742655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 27431ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2744655d722cSMark Salyzyn 2745655d722cSMark Salyzyn /* 2746655d722cSMark Salyzyn * Now send the Fib to the adapter 2747655d722cSMark Salyzyn */ 2748655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2749655d722cSMark Salyzyn cmd_fibcontext, 2750655d722cSMark Salyzyn sizeof(struct aac_power_management), 2751655d722cSMark Salyzyn FsaNormal, 2752655d722cSMark Salyzyn 0, 1, 2753655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2754655d722cSMark Salyzyn (void *)scsicmd); 2755655d722cSMark Salyzyn 2756655d722cSMark Salyzyn /* 2757655d722cSMark Salyzyn * Check that the command queued to the controller 2758655d722cSMark Salyzyn */ 27591ae948faSBrian King if (status == -EINPROGRESS) 2760655d722cSMark Salyzyn return 0; 2761655d722cSMark Salyzyn 2762655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2763655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2764655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2765655d722cSMark Salyzyn } 2766655d722cSMark Salyzyn 27671da177e4SLinus Torvalds /** 27681da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 27691da177e4SLinus Torvalds * @scsicmd: SCSI command block 27701da177e4SLinus Torvalds * 27711da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 27721da177e4SLinus Torvalds * aacraid firmware. 27731da177e4SLinus Torvalds */ 27741da177e4SLinus Torvalds 27751da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 27761da177e4SLinus Torvalds { 2777ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 27781da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 27791da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 27801da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 27811da177e4SLinus Torvalds 278290ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 278390ee3466SMark Haverkamp return -1; 27841da177e4SLinus Torvalds /* 27851da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 27861da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 27871da177e4SLinus Torvalds * itself. 27881da177e4SLinus Torvalds */ 27891a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 27901a655040SSalyzyn, Mark if (cid != host->this_id) { 27911a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 27921a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2793e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 27941da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2795c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27961da177e4SLinus Torvalds } 27971da177e4SLinus Torvalds 27981da177e4SLinus Torvalds /* 27991da177e4SLinus Torvalds * If the target container doesn't exist, it may have 28001da177e4SLinus Torvalds * been newly created 28011da177e4SLinus Torvalds */ 2802655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2803655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2804655d722cSMark Salyzyn NOT_READY)) { 28051da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2806eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 28077a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 28087a8cf29dSMark Haverkamp !(dev->raw_io_64) || 28097a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 28107a8cf29dSMark Haverkamp break; 28118d4d5b34SGustavo A. R. Silva /* fall through */ 28121da177e4SLinus Torvalds case INQUIRY: 28131da177e4SLinus Torvalds case READ_CAPACITY: 28141da177e4SLinus Torvalds case TEST_UNIT_READY: 28158c867b25SMark Haverkamp if (dev->in_reset) 28168c867b25SMark Haverkamp return -1; 2817fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2818fe76df42SMark Haverkamp aac_probe_container_callback2); 28191da177e4SLinus Torvalds default: 28201da177e4SLinus Torvalds break; 28211da177e4SLinus Torvalds } 28221da177e4SLinus Torvalds } 28231da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2824ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2825ab5d129fSRaghava Aditya Renukunta 2826ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2827ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2828ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2829ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2830ab5d129fSRaghava Aditya Renukunta return -1; 2831ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2832ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2833cb1042f2SSalyzyn, Mark dev->jbod) { 28348c867b25SMark Haverkamp if (dev->in_reset) 28358c867b25SMark Haverkamp return -1; 28361da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 28371da177e4SLinus Torvalds } else { 28381da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2839c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28401da177e4SLinus Torvalds } 28411da177e4SLinus Torvalds } 28421da177e4SLinus Torvalds } 28431da177e4SLinus Torvalds /* 28441da177e4SLinus Torvalds * else Command for the controller itself 28451da177e4SLinus Torvalds */ 28461da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 28471da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 28481da177e4SLinus Torvalds { 28491da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 28501da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 28518e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28528e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 28538e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 28541da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 28553ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 28563ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2857c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28581da177e4SLinus Torvalds } 28591da177e4SLinus Torvalds 28601da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2861c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2862c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2863c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2864c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2865c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2866c4e2fbcaSRaghava Aditya Renukunta return -1; 2867c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2868c4e2fbcaSRaghava Aditya Renukunta 2869c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2870c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2871c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2872c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2873c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2874c4e2fbcaSRaghava Aditya Renukunta return -1; 2875c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2876c4e2fbcaSRaghava Aditya Renukunta 2877c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2878c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 28792d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 28802d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 2881c4e2fbcaSRaghava Aditya Renukunta break; 2882c4e2fbcaSRaghava Aditya Renukunta } 2883c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2884c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2885c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 28868d4d5b34SGustavo A. R. Silva /* fall through */ 28871da177e4SLinus Torvalds case INQUIRY: 28881da177e4SLinus Torvalds { 28893b2946ccSMark Haverkamp struct inquiry_data inq_data; 28901da177e4SLinus Torvalds 28911a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 28923b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 28931da177e4SLinus Torvalds 2894d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 289588e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 289688e2f98eSSalyzyn, Mark 289788e2f98eSSalyzyn, Mark /* EVPD bit set */ 289888e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 289988e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 290088e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 290188e2f98eSSalyzyn, Mark /* supported vital product data pages */ 29025d910649SMahesh Rajashekhara arr[3] = 3; 290388e2f98eSSalyzyn, Mark arr[4] = 0x0; 290488e2f98eSSalyzyn, Mark arr[5] = 0x80; 29055d910649SMahesh Rajashekhara arr[6] = 0x83; 290688e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2907d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 290888e2f98eSSalyzyn, Mark sizeof(inq_data)); 29092d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | 29102d362b8aSJohannes Thumshirn COMMAND_COMPLETE << 8 | 29112d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 291288e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 291388e2f98eSSalyzyn, Mark /* unit serial number page */ 291488e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 291588e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 291688e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2917d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 291888e2f98eSSalyzyn, Mark sizeof(inq_data)); 2919d8e96507SLeubner, Achim if (aac_wwn != 2) 2920d8e96507SLeubner, Achim return aac_get_container_serial( 2921d8e96507SLeubner, Achim scsicmd); 29222d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | 29232d362b8aSJohannes Thumshirn COMMAND_COMPLETE << 8 | 29242d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 29255d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 29265d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 29275d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 29285d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 29295d910649SMahesh Rajashekhara scmd_id(scsicmd)); 29305d910649SMahesh Rajashekhara if (aac_wwn != 2) 29315d910649SMahesh Rajashekhara return aac_get_container_serial( 29325d910649SMahesh Rajashekhara scsicmd); 29332d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | 29342d362b8aSJohannes Thumshirn COMMAND_COMPLETE << 8 | 29352d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 293688e2f98eSSalyzyn, Mark } else { 293788e2f98eSSalyzyn, Mark /* vpd page not implemented */ 293888e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 293988e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 294088e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 29418e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 29428e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 29438e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 294488e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 294588e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 29463ace426fSSalyzyn, Mark min_t(size_t, 29473ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 29483ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 294988e2f98eSSalyzyn, Mark } 2950c4e2fbcaSRaghava Aditya Renukunta break; 295188e2f98eSSalyzyn, Mark } 29523b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 29533b2946ccSMark 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 */ 29543b2946ccSMark Haverkamp inq_data.inqd_len = 31; 29551da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 29563b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 29571da177e4SLinus Torvalds /* 29581da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 29591da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 29601da177e4SLinus Torvalds */ 29611a655040SSalyzyn, Mark if (cid == host->this_id) { 29626391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 29633b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2964d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2965d4345028SFUJITA Tomonori sizeof(inq_data)); 29662d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 29672d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 2968c4e2fbcaSRaghava Aditya Renukunta break; 29691da177e4SLinus Torvalds } 29708c867b25SMark Haverkamp if (dev->in_reset) 29718c867b25SMark Haverkamp return -1; 2972794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 29733b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2974d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 29759e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 29761da177e4SLinus Torvalds } 2977eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 29787a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 29797a8cf29dSMark Haverkamp !(dev->raw_io_64) || 29807a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 29817a8cf29dSMark Haverkamp break; 29827a8cf29dSMark Haverkamp { 29837a8cf29dSMark Haverkamp u64 capacity; 298407ce5ebaSMark Haverkamp char cp[13]; 2985b271f1c8SFUJITA Tomonori unsigned int alloc_len; 29867a8cf29dSMark Haverkamp 29877a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 29887a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 29897a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 29907a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 29917a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 29927a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 29937a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 29947a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 29957a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 29967a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 2997b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2998b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2999b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3000b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 300107ce5ebaSMark Haverkamp cp[12] = 0; 300207ce5ebaSMark Haverkamp 3003b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 3004b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 3005b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 3006b271f1c8SFUJITA Tomonori 3007b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 3008d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 3009b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 3010b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 3011b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 30127a8cf29dSMark Haverkamp 30137a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 30147a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 30157a8cf29dSMark Haverkamp 30162d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 30172d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3018c4e2fbcaSRaghava Aditya Renukunta break; 30197a8cf29dSMark Haverkamp } 30207a8cf29dSMark Haverkamp 30211da177e4SLinus Torvalds case READ_CAPACITY: 30221da177e4SLinus Torvalds { 30231da177e4SLinus Torvalds u32 capacity; 30243b2946ccSMark Haverkamp char cp[8]; 30251da177e4SLinus Torvalds 30261da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 30277a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 30281da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 30291da177e4SLinus Torvalds else 30301da177e4SLinus Torvalds capacity = (u32)-1; 30313b2946ccSMark Haverkamp 30321da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 30331da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 30341da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 30351da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 3036b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3037b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3038b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3039b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 3040d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 30417a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 30427a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 30432d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 30442d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3045c4e2fbcaSRaghava Aditya Renukunta break; 30461da177e4SLinus Torvalds } 30471da177e4SLinus Torvalds 30481da177e4SLinus Torvalds case MODE_SENSE: 30491da177e4SLinus Torvalds { 30509d399cc7SSalyzyn, Mark int mode_buf_length = 4; 3051b836439fSMahesh Rajashekhara u32 capacity; 3052b836439fSMahesh Rajashekhara aac_modep_data mpd; 3053b836439fSMahesh Rajashekhara 3054b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3055b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3056b836439fSMahesh Rajashekhara else 3057b836439fSMahesh Rajashekhara capacity = (u32)-1; 30581da177e4SLinus Torvalds 30591da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 3060b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 3061b836439fSMahesh Rajashekhara 3062b836439fSMahesh Rajashekhara /* Mode data length */ 3063b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 3064b836439fSMahesh Rajashekhara /* Medium type - default */ 3065b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 3066b836439fSMahesh Rajashekhara /* Device-specific param, 30679d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 30689d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3069b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 3070b836439fSMahesh Rajashekhara 307195e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3072b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 3073b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 3074b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 3075b836439fSMahesh Rajashekhara else { 3076b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 3077b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 3078b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 3079b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3080b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3081b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3082b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3083b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 30845d910649SMahesh Rajashekhara 30855d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 30865d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 30875d910649SMahesh Rajashekhara /* page length */ 30885d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 30895d910649SMahesh Rajashekhara /* Mode data length */ 30905d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 30915d910649SMahesh Rajashekhara } else { 30925d910649SMahesh Rajashekhara /* Mode data length */ 30935d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 30945d910649SMahesh Rajashekhara } 30955d910649SMahesh Rajashekhara 3096b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3097b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3098b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3099b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3100b836439fSMahesh Rajashekhara } else { 3101b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3102b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3103b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3104b836439fSMahesh Rajashekhara } 3105b836439fSMahesh Rajashekhara } 31069d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31079d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3108b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3109b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3110b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3111b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 311295e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3113b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 31145d910649SMahesh Rajashekhara } 31155d910649SMahesh Rajashekhara 31169d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 31179d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 31185d910649SMahesh Rajashekhara else 31195d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3120b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3121b836439fSMahesh Rajashekhara (char *)&mpd, 3122b836439fSMahesh Rajashekhara mode_buf_length); 31232d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 31242d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3125c4e2fbcaSRaghava Aditya Renukunta break; 31261da177e4SLinus Torvalds } 31271da177e4SLinus Torvalds case MODE_SENSE_10: 31281da177e4SLinus Torvalds { 3129b836439fSMahesh Rajashekhara u32 capacity; 31309d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3131b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3132b836439fSMahesh Rajashekhara 3133b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3134b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3135b836439fSMahesh Rajashekhara else 3136b836439fSMahesh Rajashekhara capacity = (u32)-1; 31371da177e4SLinus Torvalds 31381da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3139b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3140b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3141b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3142b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3143b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3144b836439fSMahesh Rajashekhara /* Medium type - default */ 3145b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3146b836439fSMahesh Rajashekhara /* Device-specific param, 31479d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 31489d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3149b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3150b836439fSMahesh Rajashekhara 315195e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3152b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3153b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3154b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3155b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3156b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3157b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3158b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3159b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3160b836439fSMahesh Rajashekhara } else { 3161b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3162b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3163b836439fSMahesh Rajashekhara 3164b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3165b836439fSMahesh Rajashekhara 3166b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3167b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3168b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3169b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3170b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3171b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3172b836439fSMahesh Rajashekhara 3173b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3174b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3175b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3176b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3177b836439fSMahesh Rajashekhara } else { 3178b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3179b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3180b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3181b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3182b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3183b836439fSMahesh Rajashekhara capacity & 0xff; 3184b836439fSMahesh Rajashekhara } 3185b836439fSMahesh Rajashekhara } 31869d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31879d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3188b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3189b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3190b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3191b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 319295e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3193b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 31949d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 31959d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 31969d399cc7SSalyzyn, Mark } 3197b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3198b836439fSMahesh Rajashekhara (char *)&mpd10, 3199b836439fSMahesh Rajashekhara mode_buf_length); 32001da177e4SLinus Torvalds 32012d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 32022d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3203c4e2fbcaSRaghava Aditya Renukunta break; 32041da177e4SLinus Torvalds } 32051da177e4SLinus Torvalds case REQUEST_SENSE: 32061da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3207c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3208c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3209c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3210c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 32112d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 32122d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3213c4e2fbcaSRaghava Aditya Renukunta break; 32141da177e4SLinus Torvalds 32151da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 32161da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 32171da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 32181da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 32191da177e4SLinus Torvalds else 32201da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 32211da177e4SLinus Torvalds 32222d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 32232d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3224c4e2fbcaSRaghava Aditya Renukunta break; 32251da177e4SLinus Torvalds /* 32261da177e4SLinus Torvalds * These commands are all No-Ops 32271da177e4SLinus Torvalds */ 32281da177e4SLinus Torvalds case TEST_UNIT_READY: 3229655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3230655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3231655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 3232655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3233655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3234655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3235655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3236655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3237655d722cSMark Salyzyn min_t(size_t, 3238655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3239655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3240c4e2fbcaSRaghava Aditya Renukunta break; 3241655d722cSMark Salyzyn } 32428d4d5b34SGustavo A. R. Silva /* fall through */ 32431da177e4SLinus Torvalds case RESERVE: 32441da177e4SLinus Torvalds case RELEASE: 32451da177e4SLinus Torvalds case REZERO_UNIT: 32461da177e4SLinus Torvalds case REASSIGN_BLOCKS: 32471da177e4SLinus Torvalds case SEEK_10: 32482d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 32492d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3250c4e2fbcaSRaghava Aditya Renukunta break; 3251655d722cSMark Salyzyn 3252655d722cSMark Salyzyn case START_STOP: 3253655d722cSMark Salyzyn return aac_start_stop(scsicmd); 32541da177e4SLinus Torvalds 325595e852e1SSalyzyn, Mark /* FALLTHRU */ 32561da177e4SLinus Torvalds default: 32571da177e4SLinus Torvalds /* 32581da177e4SLinus Torvalds * Unhandled commands 32591da177e4SLinus Torvalds */ 3260c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3261c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3262c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3263c4e2fbcaSRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 32648e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 32651da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 32668e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 32671da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 32683ace426fSSalyzyn, Mark min_t(size_t, 32693ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 32703ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3271c4e2fbcaSRaghava Aditya Renukunta } 3272c4e2fbcaSRaghava Aditya Renukunta 3273c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3274c4e2fbcaSRaghava Aditya Renukunta 32751da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 32761da177e4SLinus Torvalds return 0; 32771da177e4SLinus Torvalds } 32781da177e4SLinus Torvalds 32791da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 32801da177e4SLinus Torvalds { 32811da177e4SLinus Torvalds struct aac_query_disk qd; 32821da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32831da177e4SLinus Torvalds 32841da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 328590ee3466SMark Haverkamp if (!fsa_dev_ptr) 328665101355SMark Haverkamp return -EBUSY; 32871da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 32881da177e4SLinus Torvalds return -EFAULT; 3289e6fd916aSDan Carpenter if (qd.cnum == -1) { 3290e6fd916aSDan Carpenter if (qd.id < 0 || qd.id >= dev->maximum_num_containers) 3291e6fd916aSDan Carpenter return -EINVAL; 3292e5718774SMark Haverkamp qd.cnum = qd.id; 3293e6fd916aSDan Carpenter } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { 32941da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 32951da177e4SLinus Torvalds return -EINVAL; 32961da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 32971da177e4SLinus Torvalds qd.bus = 0; 32981da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 32991da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 33001da177e4SLinus Torvalds } 33011da177e4SLinus Torvalds else return -EINVAL; 33021da177e4SLinus Torvalds 3303fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 33041da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 33051da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 33061da177e4SLinus Torvalds 33071da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 33081da177e4SLinus Torvalds qd.unmapped = 1; 33091da177e4SLinus Torvalds else 33101da177e4SLinus Torvalds qd.unmapped = 0; 33111da177e4SLinus Torvalds 33121da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 33131da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 33141da177e4SLinus Torvalds 33151da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 33161da177e4SLinus Torvalds return -EFAULT; 33171da177e4SLinus Torvalds return 0; 33181da177e4SLinus Torvalds } 33191da177e4SLinus Torvalds 33201da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 33211da177e4SLinus Torvalds { 33221da177e4SLinus Torvalds struct aac_delete_disk dd; 33231da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33241da177e4SLinus Torvalds 33251da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 332665101355SMark Haverkamp if (!fsa_dev_ptr) 332765101355SMark Haverkamp return -EBUSY; 33281da177e4SLinus Torvalds 33291da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 33301da177e4SLinus Torvalds return -EFAULT; 33311da177e4SLinus Torvalds 33321da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 33331da177e4SLinus Torvalds return -EINVAL; 33341da177e4SLinus Torvalds /* 33351da177e4SLinus Torvalds * Mark this container as being deleted. 33361da177e4SLinus Torvalds */ 33371da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 33381da177e4SLinus Torvalds /* 33391da177e4SLinus Torvalds * Mark the container as no longer valid 33401da177e4SLinus Torvalds */ 33411da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 33421da177e4SLinus Torvalds return 0; 33431da177e4SLinus Torvalds } 33441da177e4SLinus Torvalds 33451da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 33461da177e4SLinus Torvalds { 33471da177e4SLinus Torvalds struct aac_delete_disk dd; 33481da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33491da177e4SLinus Torvalds 33501da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 335190ee3466SMark Haverkamp if (!fsa_dev_ptr) 335265101355SMark Haverkamp return -EBUSY; 33531da177e4SLinus Torvalds 33541da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 33551da177e4SLinus Torvalds return -EFAULT; 33561da177e4SLinus Torvalds 33571da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 33581da177e4SLinus Torvalds return -EINVAL; 33591da177e4SLinus Torvalds /* 33601da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 33611da177e4SLinus Torvalds */ 33621da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 33631da177e4SLinus Torvalds return -EBUSY; 33641da177e4SLinus Torvalds else { 33651da177e4SLinus Torvalds /* 33661da177e4SLinus Torvalds * Mark the container as no longer being valid. 33671da177e4SLinus Torvalds */ 33681da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 33691da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 33701da177e4SLinus Torvalds return 0; 33711da177e4SLinus Torvalds } 33721da177e4SLinus Torvalds } 33731da177e4SLinus Torvalds 33746f4e626fSNathan Chancellor int aac_dev_ioctl(struct aac_dev *dev, unsigned int cmd, void __user *arg) 33751da177e4SLinus Torvalds { 33761da177e4SLinus Torvalds switch (cmd) { 33771da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 33781da177e4SLinus Torvalds return query_disk(dev, arg); 33791da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 33801da177e4SLinus Torvalds return delete_disk(dev, arg); 33811da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 33821da177e4SLinus Torvalds return force_delete_disk(dev, arg); 33831da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 33841da177e4SLinus Torvalds return aac_get_containers(dev); 33851da177e4SLinus Torvalds default: 33861da177e4SLinus Torvalds return -ENOTTY; 33871da177e4SLinus Torvalds } 33881da177e4SLinus Torvalds } 33891da177e4SLinus Torvalds 33901da177e4SLinus Torvalds /** 33911da177e4SLinus Torvalds * aac_srb_callback 33921da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 33931da177e4SLinus Torvalds * @fibptr: pointer to the fib 33941da177e4SLinus Torvalds * 33951da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 33961da177e4SLinus Torvalds */ 33971da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 33981da177e4SLinus Torvalds { 33991da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 34001da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 34011da177e4SLinus Torvalds 34021da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 340303d44337SMark Haverkamp 340403d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 340503d44337SMark Haverkamp return; 340603d44337SMark Haverkamp 3407125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 34084ec57fb4SRaghava Aditya Renukunta 340955b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 34104ec57fb4SRaghava Aditya Renukunta 34111da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 341285d22bbfSMahesh Rajashekhara 341385d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 341485d22bbfSMahesh Rajashekhara /* fast response */ 341585d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 341685d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 341785d22bbfSMahesh Rajashekhara } else { 34181da177e4SLinus Torvalds /* 34191da177e4SLinus Torvalds * Calculate resid for sg 34201da177e4SLinus Torvalds */ 3421727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3422727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 34234ec57fb4SRaghava Aditya Renukunta } 34244ec57fb4SRaghava Aditya Renukunta 34254ec57fb4SRaghava Aditya Renukunta 34264ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 34274ec57fb4SRaghava Aditya Renukunta 34284ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 34294ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 34304ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 34314ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 34324ec57fb4SRaghava Aditya Renukunta 34331da177e4SLinus Torvalds /* 34341da177e4SLinus Torvalds * First check the fib status 34351da177e4SLinus Torvalds */ 34361da177e4SLinus Torvalds 34371da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 34381da177e4SLinus Torvalds int len; 343955b87608SMahesh Rajashekhara 34404ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 34414ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 34423ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 34433ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 344455b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 344555b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 344655b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 344755b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 344855b87608SMahesh Rajashekhara srbreply->sense_data, len); 34491da177e4SLinus Torvalds } 34501da177e4SLinus Torvalds 34511da177e4SLinus Torvalds /* 34521da177e4SLinus Torvalds * Next check the srb status 34531da177e4SLinus Torvalds */ 34541da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 34551da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 34561da177e4SLinus Torvalds case SRB_STATUS_PENDING: 34571da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 34581da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 34591da177e4SLinus Torvalds break; 34601da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 34611da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 34621da177e4SLinus Torvalds case READ_6: 34631da177e4SLinus Torvalds case WRITE_6: 34641da177e4SLinus Torvalds case READ_10: 34651da177e4SLinus Torvalds case WRITE_10: 34661da177e4SLinus Torvalds case READ_12: 34671da177e4SLinus Torvalds case WRITE_12: 34687a8cf29dSMark Haverkamp case READ_16: 34697a8cf29dSMark Haverkamp case WRITE_16: 347055b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 347155b87608SMahesh Rajashekhara < scsicmd->underflow) 34724ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 347355b87608SMahesh Rajashekhara else 34744ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 347555b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 347655b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34771da177e4SLinus Torvalds break; 34784ec57fb4SRaghava Aditya Renukunta case INQUIRY: 347955b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 348055b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34811da177e4SLinus Torvalds break; 34821da177e4SLinus Torvalds default: 34831da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 34841da177e4SLinus Torvalds break; 34851da177e4SLinus Torvalds } 34861da177e4SLinus Torvalds break; 34871da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 34881da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 34891da177e4SLinus Torvalds break; 34901da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 349155b87608SMahesh Rajashekhara /* 349255b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 349355b87608SMahesh Rajashekhara * hba was trying to abort for some reason 349455b87608SMahesh Rajashekhara */ 34951da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 34961da177e4SLinus Torvalds break; 34971da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 349855b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 349955b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 35001da177e4SLinus Torvalds break; 35011da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 35021da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 35031da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 35041da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 35051da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 350655b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 350755b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35081da177e4SLinus Torvalds break; 35091da177e4SLinus Torvalds 35101da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 35111da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 351255b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 351355b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35141da177e4SLinus Torvalds break; 35151da177e4SLinus Torvalds 35161da177e4SLinus Torvalds case SRB_STATUS_BUSY: 351755b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 351855b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35191da177e4SLinus Torvalds break; 35201da177e4SLinus Torvalds 35211da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 352255b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 352355b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35241da177e4SLinus Torvalds break; 35251da177e4SLinus Torvalds 35261da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 352755b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 352855b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 35291da177e4SLinus Torvalds break; 35301da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 35311da177e4SLinus Torvalds case SRB_STATUS_ERROR: 35321da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 35331da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 35341da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 35351da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 35361da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 35371da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 35381da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 35391da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 35401da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 35411da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 35421da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 35431da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 35441da177e4SLinus Torvalds default: 35451da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35464ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 35471da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 35481da177e4SLinus Torvalds aac_get_status_string( 35491da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 35501da177e4SLinus Torvalds scsicmd->cmnd[0], 35511da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 35521da177e4SLinus Torvalds #endif 35534ec57fb4SRaghava Aditya Renukunta /* 35544ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 35554ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 35564ec57fb4SRaghava Aditya Renukunta * 35574ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 35584ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 35594ec57fb4SRaghava Aditya Renukunta */ 35601fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 35611fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 35624ec57fb4SRaghava Aditya Renukunta 35631fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 35641fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 35651fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 35661da177e4SLinus Torvalds break; 35671fc8010aSRajashekhara, Mahesh } else { 35681fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 35691fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 35701fc8010aSRajashekhara, Mahesh break; 35711fc8010aSRajashekhara, Mahesh } 35721fc8010aSRajashekhara, Mahesh } else { 35731fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 35741fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 35751fc8010aSRajashekhara, Mahesh break; 35761fc8010aSRajashekhara, Mahesh } 35771da177e4SLinus Torvalds } 357855b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 357955b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 35801da177e4SLinus Torvalds int len; 358155b87608SMahesh Rajashekhara 35821da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 35833ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35843ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 35851da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35864ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 35877a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 35881da177e4SLinus Torvalds #endif 358955b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 359055b87608SMahesh Rajashekhara srbreply->sense_data, len); 359155b87608SMahesh Rajashekhara } 35924ec57fb4SRaghava Aditya Renukunta 35931da177e4SLinus Torvalds /* 35941da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 35951da177e4SLinus Torvalds */ 35961da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 35971da177e4SLinus Torvalds 3598bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 35998e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 36001da177e4SLinus Torvalds } 36011da177e4SLinus Torvalds 3602ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3603ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3604ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3605ab5d129fSRaghava Aditya Renukunta 3606ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3607ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3608ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3609ab5d129fSRaghava Aditya Renukunta 3610ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3611ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3612ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3613ab5d129fSRaghava Aditya Renukunta break; 3614ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3615ab5d129fSRaghava Aditya Renukunta { 3616ab5d129fSRaghava Aditya Renukunta int len; 3617ab5d129fSRaghava Aditya Renukunta 3618ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3619ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3620ab5d129fSRaghava Aditya Renukunta if (len) 3621ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3622ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3623ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3624ab5d129fSRaghava Aditya Renukunta break; 3625ab5d129fSRaghava Aditya Renukunta } 3626ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3627ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 3628ab5d129fSRaghava Aditya Renukunta break; 3629ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3630ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ABORT << 16 | ABORT << 8; 3631ab5d129fSRaghava Aditya Renukunta break; 3632ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3633ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3634ab5d129fSRaghava Aditya Renukunta default: 3635ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3636ab5d129fSRaghava Aditya Renukunta break; 3637ab5d129fSRaghava Aditya Renukunta } 3638ab5d129fSRaghava Aditya Renukunta } 3639ab5d129fSRaghava Aditya Renukunta 3640ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3641ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3642ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3643ab5d129fSRaghava Aditya Renukunta { 3644ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3645ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3646ab5d129fSRaghava Aditya Renukunta { 3647ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3648ab5d129fSRaghava Aditya Renukunta 3649ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3650ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3651ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3652ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3653ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3654ab5d129fSRaghava Aditya Renukunta } 3655ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3656ab5d129fSRaghava Aditya Renukunta break; 3657ab5d129fSRaghava Aditya Renukunta } 3658ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3659ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3660ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | 3661ab5d129fSRaghava Aditya Renukunta COMMAND_COMPLETE << 8 | SAM_STAT_BUSY; 3662ab5d129fSRaghava Aditya Renukunta break; 3663ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3664ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ABORT << 16 | ABORT << 8; 3665ab5d129fSRaghava Aditya Renukunta break; 3666ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3667ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3668ab5d129fSRaghava Aditya Renukunta break; 3669ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3670ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3671ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3672ab5d129fSRaghava Aditya Renukunta break; 3673ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3674ab5d129fSRaghava Aditya Renukunta default: 3675ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3676ab5d129fSRaghava Aditya Renukunta break; 3677ab5d129fSRaghava Aditya Renukunta } 3678ab5d129fSRaghava Aditya Renukunta } 3679ab5d129fSRaghava Aditya Renukunta 36801da177e4SLinus Torvalds /** 3681ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3682ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3683ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3684ab5d129fSRaghava Aditya Renukunta * 3685ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3686ab5d129fSRaghava Aditya Renukunta */ 3687ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3688ab5d129fSRaghava Aditya Renukunta { 3689ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3690ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3691ab5d129fSRaghava Aditya Renukunta 3692ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3693ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3694ab5d129fSRaghava Aditya Renukunta 3695ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3696ab5d129fSRaghava Aditya Renukunta 3697ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3698ab5d129fSRaghava Aditya Renukunta return; 3699ab5d129fSRaghava Aditya Renukunta 3700ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3701ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3702ab5d129fSRaghava Aditya Renukunta 3703ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3704ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3705ab5d129fSRaghava Aditya Renukunta 3706ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3707ab5d129fSRaghava Aditya Renukunta /* fast response */ 3708ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3709ab5d129fSRaghava Aditya Renukunta goto out; 3710ab5d129fSRaghava Aditya Renukunta } 3711ab5d129fSRaghava Aditya Renukunta 3712ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3713ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3714ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3715ab5d129fSRaghava Aditya Renukunta break; 3716ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3717ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3718ab5d129fSRaghava Aditya Renukunta break; 3719ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3720ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 3721ab5d129fSRaghava Aditya Renukunta break; 3722ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3723ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3724ab5d129fSRaghava Aditya Renukunta break; 3725ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3726ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3727ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3728ab5d129fSRaghava Aditya Renukunta break; 3729ab5d129fSRaghava Aditya Renukunta default: 3730ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3731ab5d129fSRaghava Aditya Renukunta break; 3732ab5d129fSRaghava Aditya Renukunta } 3733ab5d129fSRaghava Aditya Renukunta 3734ab5d129fSRaghava Aditya Renukunta out: 3735ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3736ab5d129fSRaghava Aditya Renukunta 3737ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3738ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3739ab5d129fSRaghava Aditya Renukunta else 3740ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3741ab5d129fSRaghava Aditya Renukunta } 3742ab5d129fSRaghava Aditya Renukunta 3743ab5d129fSRaghava Aditya Renukunta /** 3744ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 37451da177e4SLinus Torvalds * @scsicmd: the scsi command block 37461da177e4SLinus Torvalds * 37471da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 37481da177e4SLinus Torvalds * scsicmd passed in. 37491da177e4SLinus Torvalds */ 37501da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 37511da177e4SLinus Torvalds { 37521da177e4SLinus Torvalds struct fib* cmd_fibcontext; 37531da177e4SLinus Torvalds struct aac_dev* dev; 37541da177e4SLinus Torvalds int status; 37551da177e4SLinus Torvalds 375684971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3757e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 375884971738SMark Haverkamp scsicmd->device->lun > 7) { 37591da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 37601da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 37611da177e4SLinus Torvalds return 0; 37621da177e4SLinus Torvalds } 37631da177e4SLinus Torvalds 37641da177e4SLinus Torvalds /* 37651da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 37661da177e4SLinus Torvalds */ 37676bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 37681ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3769e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 37701da177e4SLinus Torvalds 37711da177e4SLinus Torvalds /* 37721da177e4SLinus Torvalds * Check that the command queued to the controller 37731da177e4SLinus Torvalds */ 37741ae948faSBrian King if (status == -EINPROGRESS) 37751da177e4SLinus Torvalds return 0; 37761da177e4SLinus Torvalds 3777bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3778bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3779bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 37801da177e4SLinus Torvalds 37811da177e4SLinus Torvalds return -1; 37821da177e4SLinus Torvalds } 37831da177e4SLinus Torvalds 3784ab5d129fSRaghava Aditya Renukunta /** 3785ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3786ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3787ab5d129fSRaghava Aditya Renukunta * 3788ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3789ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3790ab5d129fSRaghava Aditya Renukunta */ 3791ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3792ab5d129fSRaghava Aditya Renukunta { 3793ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3794ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3795ab5d129fSRaghava Aditya Renukunta int status; 3796ab5d129fSRaghava Aditya Renukunta 3797ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3798ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3799ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3800ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3801ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3802ab5d129fSRaghava Aditya Renukunta return 0; 3803ab5d129fSRaghava Aditya Renukunta } 3804ab5d129fSRaghava Aditya Renukunta 3805ab5d129fSRaghava Aditya Renukunta /* 3806ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3807ab5d129fSRaghava Aditya Renukunta */ 3808ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3809ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3810ab5d129fSRaghava Aditya Renukunta return -1; 3811ab5d129fSRaghava Aditya Renukunta 38121ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3813ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3814ab5d129fSRaghava Aditya Renukunta 3815ab5d129fSRaghava Aditya Renukunta /* 3816ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3817ab5d129fSRaghava Aditya Renukunta */ 38181ae948faSBrian King if (status == -EINPROGRESS) 3819ab5d129fSRaghava Aditya Renukunta return 0; 3820ab5d129fSRaghava Aditya Renukunta 3821ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3822ab5d129fSRaghava Aditya Renukunta status); 3823ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3824ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3825ab5d129fSRaghava Aditya Renukunta 3826ab5d129fSRaghava Aditya Renukunta return -1; 3827ab5d129fSRaghava Aditya Renukunta } 3828ab5d129fSRaghava Aditya Renukunta 3829ab5d129fSRaghava Aditya Renukunta 38300b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 38311da177e4SLinus Torvalds { 38321da177e4SLinus Torvalds unsigned long byte_count = 0; 3833727eead6SFUJITA Tomonori int nseg; 3834a2260323SNikola Pajkovsky struct scatterlist *sg; 3835a2260323SNikola Pajkovsky int i; 38361da177e4SLinus Torvalds 38371da177e4SLinus Torvalds // Get rid of old data 38381da177e4SLinus Torvalds psg->count = 0; 38391da177e4SLinus Torvalds psg->sg[0].addr = 0; 38401da177e4SLinus Torvalds psg->sg[0].count = 0; 3841727eead6SFUJITA Tomonori 3842727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3843a2260323SNikola Pajkovsky if (nseg <= 0) 38440b433447SMahesh Rajashekhara return nseg; 38451da177e4SLinus Torvalds 3846727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38471da177e4SLinus Torvalds 3848727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38491da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 38501da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 38511da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 38521da177e4SLinus Torvalds } 38531da177e4SLinus Torvalds /* hba wants the size to be exact */ 3854727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 385556b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3856727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 385756b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3858727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38591da177e4SLinus Torvalds } 38601da177e4SLinus Torvalds /* Check for command underflow */ 38611da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 38621da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38631da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38641da177e4SLinus Torvalds } 3865a2260323SNikola Pajkovsky 38661da177e4SLinus Torvalds return byte_count; 38671da177e4SLinus Torvalds } 38681da177e4SLinus Torvalds 38691da177e4SLinus Torvalds 38700b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 38711da177e4SLinus Torvalds { 38721da177e4SLinus Torvalds unsigned long byte_count = 0; 387356b58712SMark Haverkamp u64 addr; 3874727eead6SFUJITA Tomonori int nseg; 3875a2260323SNikola Pajkovsky struct scatterlist *sg; 3876a2260323SNikola Pajkovsky int i; 38771da177e4SLinus Torvalds 38781da177e4SLinus Torvalds // Get rid of old data 38791da177e4SLinus Torvalds psg->count = 0; 38801da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 38811da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 38821da177e4SLinus Torvalds psg->sg[0].count = 0; 3883727eead6SFUJITA Tomonori 3884727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3885a2260323SNikola Pajkovsky if (nseg <= 0) 38860b433447SMahesh Rajashekhara return nseg; 38871da177e4SLinus Torvalds 3888727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38891241f359SMark Haverkamp int count = sg_dma_len(sg); 389056b58712SMark Haverkamp addr = sg_dma_address(sg); 389156b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 389256b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 38931241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38941241f359SMark Haverkamp byte_count += count; 38951da177e4SLinus Torvalds } 3896727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38971da177e4SLinus Torvalds /* hba wants the size to be exact */ 3898727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 389956b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3900727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 390156b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3902727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39031da177e4SLinus Torvalds } 39041da177e4SLinus Torvalds /* Check for command underflow */ 39051da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39061da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39071da177e4SLinus Torvalds byte_count, scsicmd->underflow); 39081da177e4SLinus Torvalds } 3909a2260323SNikola Pajkovsky 39101da177e4SLinus Torvalds return byte_count; 39111da177e4SLinus Torvalds } 39121da177e4SLinus Torvalds 39130b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 39140e68c003SMark Haverkamp { 39150e68c003SMark Haverkamp unsigned long byte_count = 0; 3916727eead6SFUJITA Tomonori int nseg; 3917a2260323SNikola Pajkovsky struct scatterlist *sg; 3918a2260323SNikola Pajkovsky int i; 39190e68c003SMark Haverkamp 39200e68c003SMark Haverkamp // Get rid of old data 39210e68c003SMark Haverkamp psg->count = 0; 39220e68c003SMark Haverkamp psg->sg[0].next = 0; 39230e68c003SMark Haverkamp psg->sg[0].prev = 0; 39240e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 39250e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 39260e68c003SMark Haverkamp psg->sg[0].count = 0; 39270e68c003SMark Haverkamp psg->sg[0].flags = 0; 3928727eead6SFUJITA Tomonori 3929727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3930a2260323SNikola Pajkovsky if (nseg <= 0) 39310b433447SMahesh Rajashekhara return nseg; 39320e68c003SMark Haverkamp 3933727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 39340e68c003SMark Haverkamp int count = sg_dma_len(sg); 39350e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 39360e68c003SMark Haverkamp psg->sg[i].next = 0; 39370e68c003SMark Haverkamp psg->sg[i].prev = 0; 39380e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 39390e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 39400e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 39410e68c003SMark Haverkamp psg->sg[i].flags = 0; 39420e68c003SMark Haverkamp byte_count += count; 39430e68c003SMark Haverkamp } 3944727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39450e68c003SMark Haverkamp /* hba wants the size to be exact */ 3946727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 39470e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3948727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 39490e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3950727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39510e68c003SMark Haverkamp } 39520e68c003SMark Haverkamp /* Check for command underflow */ 39530e68c003SMark Haverkamp if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39540e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39550e68c003SMark Haverkamp byte_count, scsicmd->underflow); 39560e68c003SMark Haverkamp } 3957a2260323SNikola Pajkovsky 39580e68c003SMark Haverkamp return byte_count; 39590e68c003SMark Haverkamp } 39600e68c003SMark Haverkamp 39610b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 39620b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 396385d22bbfSMahesh Rajashekhara { 396485d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 396585d22bbfSMahesh Rajashekhara int nseg; 396685d22bbfSMahesh Rajashekhara struct scatterlist *sg; 396785d22bbfSMahesh Rajashekhara int i, conformable = 0; 396885d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 396985d22bbfSMahesh Rajashekhara 3970a2260323SNikola Pajkovsky nseg = scsi_dma_map(scsicmd); 3971a2260323SNikola Pajkovsky if (nseg <= 0) 3972a2260323SNikola Pajkovsky return nseg; 3973a2260323SNikola Pajkovsky 397485d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 397585d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 397685d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 397785d22bbfSMahesh Rajashekhara 397885d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 397985d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 398085d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 398185d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 398285d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 398385d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 398485d22bbfSMahesh Rajashekhara if (i == 0) { 398585d22bbfSMahesh Rajashekhara conformable = 1; 398685d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 398785d22bbfSMahesh Rajashekhara } else if (i == 1) { 398885d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 398985d22bbfSMahesh Rajashekhara min_size = cur_size; 399085d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 399185d22bbfSMahesh Rajashekhara conformable = 0; 399285d22bbfSMahesh Rajashekhara if (cur_size < min_size) 399385d22bbfSMahesh Rajashekhara min_size = cur_size; 399485d22bbfSMahesh Rajashekhara } 399585d22bbfSMahesh Rajashekhara byte_count += count; 399685d22bbfSMahesh Rajashekhara } 399785d22bbfSMahesh Rajashekhara 399885d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 399985d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 400085d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 400185d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 400285d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 400385d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 400485d22bbfSMahesh Rajashekhara } 400585d22bbfSMahesh Rajashekhara 400685d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 400785d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 400885d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 400985d22bbfSMahesh Rajashekhara if (!conformable) { 401085d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 401185d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 401285d22bbfSMahesh Rajashekhara err_found = 0; 401385d22bbfSMahesh Rajashekhara nseg_new = 2; 401485d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 401585d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 401685d22bbfSMahesh Rajashekhara err_found = 1; 401785d22bbfSMahesh Rajashekhara break; 401885d22bbfSMahesh Rajashekhara } 401985d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 402085d22bbfSMahesh Rajashekhara } 402185d22bbfSMahesh Rajashekhara if (!err_found) 402285d22bbfSMahesh Rajashekhara break; 402385d22bbfSMahesh Rajashekhara } 402496676246SNikola Pajkovsky if (i > 0 && nseg_new <= sg_max) { 402596676246SNikola Pajkovsky int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); 402696676246SNikola Pajkovsky 402796676246SNikola Pajkovsky if (ret < 0) 402896676246SNikola Pajkovsky return ret; 402996676246SNikola Pajkovsky } 403085d22bbfSMahesh Rajashekhara } else 403185d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 403285d22bbfSMahesh Rajashekhara 403385d22bbfSMahesh Rajashekhara /* Check for command underflow */ 403485d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 403585d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 403685d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 403785d22bbfSMahesh Rajashekhara } 403885d22bbfSMahesh Rajashekhara 403985d22bbfSMahesh Rajashekhara return byte_count; 404085d22bbfSMahesh Rajashekhara } 404185d22bbfSMahesh Rajashekhara 404285d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 404385d22bbfSMahesh Rajashekhara { 404485d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 404585d22bbfSMahesh Rajashekhara int i, j, pos; 404685d22bbfSMahesh Rajashekhara u32 addr_low; 404785d22bbfSMahesh Rajashekhara 404885d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 404985d22bbfSMahesh Rajashekhara return 0; 405085d22bbfSMahesh Rajashekhara 40516da2ec56SKees Cook sge = kmalloc_array(nseg_new, sizeof(struct sge_ieee1212), GFP_ATOMIC); 405285d22bbfSMahesh Rajashekhara if (sge == NULL) 405396676246SNikola Pajkovsky return -ENOMEM; 405485d22bbfSMahesh Rajashekhara 405585d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 405685d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 405785d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 405885d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 405985d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 406085d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 406185d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 406285d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 406385d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 406485d22bbfSMahesh Rajashekhara pos++; 406585d22bbfSMahesh Rajashekhara } 406685d22bbfSMahesh Rajashekhara } 406785d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 406885d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 406985d22bbfSMahesh Rajashekhara 407085d22bbfSMahesh Rajashekhara kfree(sge); 407185d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 407285d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 407385d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 407485d22bbfSMahesh Rajashekhara return 0; 407585d22bbfSMahesh Rajashekhara } 407685d22bbfSMahesh Rajashekhara 4077ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4078ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4079ab5d129fSRaghava Aditya Renukunta int sg_max, 4080ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4081ab5d129fSRaghava Aditya Renukunta { 4082ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4083ab5d129fSRaghava Aditya Renukunta int nseg; 4084ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4085ab5d129fSRaghava Aditya Renukunta int i; 4086ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4087ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4088ab5d129fSRaghava Aditya Renukunta 4089ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4090ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4091ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4092ab5d129fSRaghava Aditya Renukunta goto out; 4093ab5d129fSRaghava Aditya Renukunta } 4094ab5d129fSRaghava Aditya Renukunta 4095ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4096ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4097ab5d129fSRaghava Aditya Renukunta else 4098ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4099ab5d129fSRaghava Aditya Renukunta 4100ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4101ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4102ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4103ab5d129fSRaghava Aditya Renukunta 4104ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4105ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4106ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4107ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4108ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4109ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4110ab5d129fSRaghava Aditya Renukunta byte_count += count; 4111ab5d129fSRaghava Aditya Renukunta sge++; 4112ab5d129fSRaghava Aditya Renukunta } 4113ab5d129fSRaghava Aditya Renukunta 4114ab5d129fSRaghava Aditya Renukunta sge--; 4115ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4116ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4117ab5d129fSRaghava Aditya Renukunta u32 temp; 4118ab5d129fSRaghava Aditya Renukunta 4119ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4120ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4121ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4122ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4123ab5d129fSRaghava Aditya Renukunta } 4124ab5d129fSRaghava Aditya Renukunta 4125ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4126ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4127ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4128ab5d129fSRaghava Aditya Renukunta } else { 4129ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4130ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4131ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4132ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4133ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4134ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4135ab5d129fSRaghava Aditya Renukunta } 4136ab5d129fSRaghava Aditya Renukunta 4137ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4138ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4139ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4140ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4141ab5d129fSRaghava Aditya Renukunta } 4142ab5d129fSRaghava Aditya Renukunta out: 4143ab5d129fSRaghava Aditya Renukunta return byte_count; 4144ab5d129fSRaghava Aditya Renukunta } 4145ab5d129fSRaghava Aditya Renukunta 41461da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 41471da177e4SLinus Torvalds 41481da177e4SLinus Torvalds struct aac_srb_status_info { 41491da177e4SLinus Torvalds u32 status; 41501da177e4SLinus Torvalds char *str; 41511da177e4SLinus Torvalds }; 41521da177e4SLinus Torvalds 41531da177e4SLinus Torvalds 41541da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 41551da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 41561da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 41571da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 41581da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 41591da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 41601da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 41611da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 41621da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 41631da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 41641da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 41651da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 41661da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 41671da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 41681da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 41691da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 41701da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 41711da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 41721da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 41731da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 41741da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 41751da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 41761da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 41771da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 41781da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 41791da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 41801da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 41811da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 41821da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 41831da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 41841da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 41851da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 41861da177e4SLinus Torvalds { 0xff, "Unknown Error"} 41871da177e4SLinus Torvalds }; 41881da177e4SLinus Torvalds 41891da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 41901da177e4SLinus Torvalds { 41911da177e4SLinus Torvalds int i; 41921da177e4SLinus Torvalds 41936391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 41946391a113STobias Klauser if (srb_status_info[i].status == status) 41951da177e4SLinus Torvalds return srb_status_info[i].str; 41961da177e4SLinus Torvalds 41971da177e4SLinus Torvalds return "Bad Status Code"; 41981da177e4SLinus Torvalds } 41991da177e4SLinus Torvalds 42001da177e4SLinus Torvalds #endif 4201