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 */ 245571e1568SJason Yan static int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ 2461da177e4SLinus Torvalds 24711604612SMahesh Rajashekhara module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); 24811604612SMahesh Rajashekhara MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" 24911604612SMahesh Rajashekhara " 0=off, 1=on"); 25085d22bbfSMahesh Rajashekhara module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); 25185d22bbfSMahesh Rajashekhara MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" 25285d22bbfSMahesh Rajashekhara " 0=off, 1=on"); 2539a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 2548ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 2558ef22247SSalyzyn, Mark " 0=off, 1=on"); 25695e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 2578ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 2588ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 2598ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 260d8e96507SLeubner, Achim "\tbit 2 - Disable only if Battery is protecting Cache"); 2619a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 2628ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 2638ef22247SSalyzyn, Mark " 0=off, 1=on"); 2641208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 2658ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 2668ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 2678ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 2688ef22247SSalyzyn, Mark " 0=off, 1=on"); 2698ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 2708ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 2719022d375SMahesh Rajashekhara " 0=PIC(default), 1=MSI, 2=MSI-X)"); 272404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 2738ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 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 293571e1568SJason Yan static int acbsize = -1; 2947c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 2958ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 2968ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 2978ef22247SSalyzyn, Mark " suggestion from Firmware."); 298653ba58dSMark Haverkamp 29929c97684SSalyzyn, Mark int update_interval = 30 * 60; 30029c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 3018ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 3028ef22247SSalyzyn, Mark " updates issued to adapter."); 30329c97684SSalyzyn, Mark 30411da1b7cSRaghava Aditya Renukunta int check_interval = 60; 30529c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 3068ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 3078ef22247SSalyzyn, Mark " checks."); 30829c97684SSalyzyn, Mark 30987f3bda3SAndrew Morton int aac_check_reset = 1; 31087f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 31195e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 3128ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 3138ef22247SSalyzyn, Mark " ignore it."); 31429c97684SSalyzyn, Mark 315e37ee4beSMark Haverkamp int expose_physicals = -1; 316653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 3178ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 3188ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 31903d44337SMark Haverkamp 3208ef22247SSalyzyn, Mark int aac_reset_devices; 3211208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 3221208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 32303d44337SMark Haverkamp 324571e1568SJason Yan static int aac_wwn = 1; 325d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 326d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 327d8e96507SLeubner, Achim "\t0 - Disable\n" 328d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 329d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 330d8e96507SLeubner, Achim 331d8e96507SLeubner, Achim 33203d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 33303d44337SMark Haverkamp struct fib *fibptr) { 33403d44337SMark Haverkamp struct scsi_device *device; 33503d44337SMark Haverkamp 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 353b115958dSLee Jones * @dev: aac driver data 354b115958dSLee Jones * @commit_flag: force sending CT_COMMIT_CONFIG 3551da177e4SLinus Torvalds * 3561da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 3571da177e4SLinus Torvalds */ 3588c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 3591da177e4SLinus Torvalds { 3601da177e4SLinus Torvalds int status = 0; 3611da177e4SLinus Torvalds struct fib * fibptr; 3621da177e4SLinus Torvalds 363bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3641da177e4SLinus Torvalds return -ENOMEM; 3651da177e4SLinus Torvalds 366bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3671da177e4SLinus Torvalds { 3681da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 3691da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 3701da177e4SLinus Torvalds 3711da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3721da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 3731da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 3741da177e4SLinus Torvalds } 3751da177e4SLinus Torvalds 376bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3771da177e4SLinus Torvalds fibptr, 3781da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 3791da177e4SLinus Torvalds FsaNormal, 3801da177e4SLinus Torvalds 1, 1, 3811da177e4SLinus Torvalds NULL, NULL); 3821da177e4SLinus Torvalds if (status < 0) { 3831da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 3841da177e4SLinus Torvalds } else { 3851da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 3861da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 3871da177e4SLinus Torvalds dprintk((KERN_WARNING 3881da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 3891da177e4SLinus Torvalds le32_to_cpu(reply->response), 3901da177e4SLinus Torvalds le32_to_cpu(reply->status), 3911da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 3921da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 3931da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 3941da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 3951da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 3961da177e4SLinus Torvalds status = -EINVAL; 3971da177e4SLinus Torvalds } 3981da177e4SLinus Torvalds } 399cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless receives a response from F/W */ 400cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 401bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 402cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 4031da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 4041da177e4SLinus Torvalds if (status >= 0) { 4051208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 4061da177e4SLinus Torvalds struct aac_commit_config * dinfo; 407bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4081da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 4091da177e4SLinus Torvalds 4101da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4111da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 4121da177e4SLinus Torvalds 413bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4141da177e4SLinus Torvalds fibptr, 4151da177e4SLinus Torvalds sizeof (struct aac_commit_config), 4161da177e4SLinus Torvalds FsaNormal, 4171da177e4SLinus Torvalds 1, 1, 4181da177e4SLinus Torvalds NULL, NULL); 419cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless 420cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * receives a response from F/W */ 421cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 422bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4231208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 4241da177e4SLinus Torvalds printk(KERN_WARNING 4251da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 4261da177e4SLinus Torvalds } 4271da177e4SLinus Torvalds } 428cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 429cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 430bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4311da177e4SLinus Torvalds return status; 4321da177e4SLinus Torvalds } 4331da177e4SLinus Torvalds 434e3cc268fSRajashekhara, Mahesh static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 435e3cc268fSRajashekhara, Mahesh { 436e3cc268fSRajashekhara, Mahesh char inq_data; 437e3cc268fSRajashekhara, Mahesh scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 438e3cc268fSRajashekhara, Mahesh if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 439e3cc268fSRajashekhara, Mahesh inq_data &= 0xdf; 440e3cc268fSRajashekhara, Mahesh scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 441e3cc268fSRajashekhara, Mahesh } 442e3cc268fSRajashekhara, Mahesh } 443e3cc268fSRajashekhara, Mahesh 4441da177e4SLinus Torvalds /** 4451da177e4SLinus Torvalds * aac_get_containers - list containers 446b115958dSLee Jones * @dev: aac driver data 4471da177e4SLinus Torvalds * 4481da177e4SLinus Torvalds * Make a list of all containers on this controller 4491da177e4SLinus Torvalds */ 4501da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 4511da177e4SLinus Torvalds { 4521da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4531da177e4SLinus Torvalds u32 index; 4541da177e4SLinus Torvalds int status = 0; 4551da177e4SLinus Torvalds struct fib * fibptr; 4561da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 4571da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 4581da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4591da177e4SLinus Torvalds 460bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4611da177e4SLinus Torvalds return -ENOMEM; 4621da177e4SLinus Torvalds 463bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4641da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 4651da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4661da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 4671da177e4SLinus Torvalds 468bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4691da177e4SLinus Torvalds fibptr, 4701da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 4711da177e4SLinus Torvalds FsaNormal, 4721da177e4SLinus Torvalds 1, 1, 4731da177e4SLinus Torvalds NULL, NULL); 4741da177e4SLinus Torvalds if (status >= 0) { 4751da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 4761da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 4771c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 478a7129a54SMahesh Rajashekhara AAC_OPTION_SUPPORTED_240_VOLUMES) { 479a7129a54SMahesh Rajashekhara maximum_num_containers = 480a7129a54SMahesh Rajashekhara le32_to_cpu(dresp->MaxSimpleVolumes); 481a7129a54SMahesh Rajashekhara } 482bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4831da177e4SLinus Torvalds } 484cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 485cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 486fe76df42SMark Haverkamp aac_fib_free(fibptr); 4871da177e4SLinus Torvalds 4881da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 4891da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4903ffd6c5aSRaghava Aditya Renukunta if (dev->fsa_dev == NULL || 4913ffd6c5aSRaghava Aditya Renukunta dev->maximum_num_containers != maximum_num_containers) { 4923ffd6c5aSRaghava Aditya Renukunta 4933ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = dev->fsa_dev; 4943ffd6c5aSRaghava Aditya Renukunta 4953ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev = kcalloc(maximum_num_containers, 4963ffd6c5aSRaghava Aditya Renukunta sizeof(*fsa_dev_ptr), GFP_KERNEL); 4973ffd6c5aSRaghava Aditya Renukunta 4983ffd6c5aSRaghava Aditya Renukunta kfree(fsa_dev_ptr); 4993ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = NULL; 5003ffd6c5aSRaghava Aditya Renukunta 5013ffd6c5aSRaghava Aditya Renukunta 5023ffd6c5aSRaghava Aditya Renukunta if (!dev->fsa_dev) 5031da177e4SLinus Torvalds return -ENOMEM; 5041da177e4SLinus Torvalds 5051da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 5063ffd6c5aSRaghava Aditya Renukunta } 5073ffd6c5aSRaghava Aditya Renukunta for (index = 0; index < dev->maximum_num_containers; index++) { 5083ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].devname[0] = '\0'; 5093ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].valid = 0; 5101da177e4SLinus Torvalds 511fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 5121da177e4SLinus Torvalds 5131da177e4SLinus Torvalds if (status < 0) { 5141da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 5151da177e4SLinus Torvalds break; 5161da177e4SLinus Torvalds } 5171da177e4SLinus Torvalds } 5181da177e4SLinus Torvalds return status; 5191da177e4SLinus Torvalds } 5201da177e4SLinus Torvalds 5211da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 5221da177e4SLinus Torvalds { 5231da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 5241da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 5251da177e4SLinus Torvalds 5261da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 5271da177e4SLinus Torvalds 52803d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 52903d44337SMark Haverkamp return; 53003d44337SMark Haverkamp 5311da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 532125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 5331da177e4SLinus Torvalds 5341da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 5351da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 5361da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 5371da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 5381da177e4SLinus Torvalds char *sp = get_name_reply->data; 539c593642cSPankaj Bharadiya int data_size = sizeof_field(struct aac_get_name_resp, data); 540c8026732SRaghava Aditya Renukunta 541c8026732SRaghava Aditya Renukunta sp[data_size - 1] = '\0'; 5421da177e4SLinus Torvalds while (*sp == ' ') 5431da177e4SLinus Torvalds ++sp; 5443b2946ccSMark Haverkamp if (*sp) { 545d4345028SFUJITA Tomonori struct inquiry_data inq; 5463b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 5473b2946ccSMark Haverkamp int count = sizeof(d); 5483b2946ccSMark Haverkamp char *dp = d; 5493b2946ccSMark Haverkamp do { 5501da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 5511da177e4SLinus Torvalds } while (--count > 0); 552d4345028SFUJITA Tomonori 553d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 554d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 555d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 5561da177e4SLinus Torvalds } 5573b2946ccSMark Haverkamp } 5583b2946ccSMark Haverkamp 559cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 5601da177e4SLinus Torvalds 561bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 5628e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 5631da177e4SLinus Torvalds } 5641da177e4SLinus Torvalds 565e7eb414cSLee Jones /* 5661da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 5671da177e4SLinus Torvalds */ 5689e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 5691da177e4SLinus Torvalds { 5701da177e4SLinus Torvalds int status; 571c8026732SRaghava Aditya Renukunta int data_size; 5721da177e4SLinus Torvalds struct aac_get_name *dinfo; 5731da177e4SLinus Torvalds struct fib * cmd_fibcontext; 5741da177e4SLinus Torvalds struct aac_dev * dev; 5751da177e4SLinus Torvalds 5761da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 5771da177e4SLinus Torvalds 578c593642cSPankaj Bharadiya data_size = sizeof_field(struct aac_get_name_resp, data); 579c8026732SRaghava Aditya Renukunta 5806bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 5811da177e4SLinus Torvalds 582bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 5831da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 5841ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5851da177e4SLinus Torvalds 5861da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 5871da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 5889e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 589c8026732SRaghava Aditya Renukunta dinfo->count = cpu_to_le32(data_size - 1); 5901da177e4SLinus Torvalds 591bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 5921da177e4SLinus Torvalds cmd_fibcontext, 593fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_name_resp), 5941da177e4SLinus Torvalds FsaNormal, 5951da177e4SLinus Torvalds 0, 1, 5961da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 5971da177e4SLinus Torvalds (void *) scsicmd); 5981da177e4SLinus Torvalds 5991da177e4SLinus Torvalds /* 6001da177e4SLinus Torvalds * Check that the command queued to the controller 6011da177e4SLinus Torvalds */ 6021ae948faSBrian King if (status == -EINPROGRESS) 6031da177e4SLinus Torvalds return 0; 6041da177e4SLinus Torvalds 605bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 606bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 6071da177e4SLinus Torvalds return -1; 6081da177e4SLinus Torvalds } 6091da177e4SLinus Torvalds 610fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 611fe76df42SMark Haverkamp { 612fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 613fe76df42SMark Haverkamp 6141a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 615fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 616fe76df42SMark Haverkamp 617fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 618fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 619fe76df42SMark Haverkamp return 0; 620fe76df42SMark Haverkamp } 621fe76df42SMark Haverkamp 6221a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 623fe76df42SMark Haverkamp { 62403d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 625fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 62603d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 627999b3ffcSRaghava Aditya Renukunta int i; 62803d44337SMark Haverkamp 62903d44337SMark Haverkamp 6301a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6311a655040SSalyzyn, Mark return; 632fe76df42SMark Haverkamp 633fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 6341a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 635fe76df42SMark Haverkamp if (fsa_dev_ptr) { 636fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 6371c68856eSRaghava Aditya Renukunta __le32 sup_options2; 6381c68856eSRaghava Aditya Renukunta 639fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 6401c68856eSRaghava Aditya Renukunta sup_options2 = 6411c68856eSRaghava Aditya Renukunta fibptr->dev->supplement_adapter_info.supported_options2; 642fe76df42SMark Haverkamp 643fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 644fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 645fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 6461c68856eSRaghava Aditya Renukunta if (!(sup_options2 & AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 647b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 648b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 649b836439fSMahesh Rajashekhara } else { 650b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 651b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 652b836439fSMahesh Rajashekhara } 653999b3ffcSRaghava Aditya Renukunta for (i = 0; i < 16; i++) 654999b3ffcSRaghava Aditya Renukunta fsa_dev_ptr->identifier[i] = 655999b3ffcSRaghava Aditya Renukunta dresp->mnt[0].fileinfo.bdevinfo 656999b3ffcSRaghava Aditya Renukunta .identifier[i]; 657fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 658655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 659655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 660655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 661655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 662655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 663fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 664fe76df42SMark Haverkamp fsa_dev_ptr->size 665fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 666fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 667fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 668fe76df42SMark Haverkamp } 669fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 670fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 671fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 672fe76df42SMark Haverkamp } 673fe76df42SMark Haverkamp aac_fib_complete(fibptr); 674fe76df42SMark Haverkamp aac_fib_free(fibptr); 675fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 676fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 6771a655040SSalyzyn, Mark (*callback)(scsicmd); 6781a655040SSalyzyn, Mark return; 679fe76df42SMark Haverkamp } 680fe76df42SMark Haverkamp 6811a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 682fe76df42SMark Haverkamp { 683fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 684fe76df42SMark Haverkamp struct aac_mount * dresp; 685fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 686fe76df42SMark Haverkamp int status; 687fe76df42SMark Haverkamp 688fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 6896c92f7dbSDave Carroll if (!aac_supports_2T(fibptr->dev)) { 690fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 6916c92f7dbSDave Carroll if ((le32_to_cpu(dresp->status) == ST_OK) && 6921a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 6931a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 6941a655040SSalyzyn, Mark return; 6951a655040SSalyzyn, Mark } 6966c92f7dbSDave Carroll } 697fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 698fe76df42SMark Haverkamp 69903d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 7001a655040SSalyzyn, Mark return; 70103d44337SMark Haverkamp 702fe76df42SMark Haverkamp aac_fib_init(fibptr); 703fe76df42SMark Haverkamp 704fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 705fe76df42SMark Haverkamp 7061c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 707b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 708b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 709b836439fSMahesh Rajashekhara else 710fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 711b836439fSMahesh Rajashekhara 712fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 713fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 7141ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 715fe76df42SMark Haverkamp 716fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 717fe76df42SMark Haverkamp fibptr, 718fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 719fe76df42SMark Haverkamp FsaNormal, 720fe76df42SMark Haverkamp 0, 1, 7211a655040SSalyzyn, Mark _aac_probe_container2, 722fe76df42SMark Haverkamp (void *) scsicmd); 723fe76df42SMark Haverkamp /* 724fe76df42SMark Haverkamp * Check that the command queued to the controller 725fe76df42SMark Haverkamp */ 7261ae948faSBrian King if (status < 0 && status != -EINPROGRESS) { 727fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 728fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7291a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 730fe76df42SMark Haverkamp } 731fe76df42SMark Haverkamp } 732fe76df42SMark Haverkamp 733fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 734fe76df42SMark Haverkamp { 735fe76df42SMark Haverkamp struct fib * fibptr; 736fe76df42SMark Haverkamp int status = -ENOMEM; 737fe76df42SMark Haverkamp 738fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 739fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 740fe76df42SMark Haverkamp 741fe76df42SMark Haverkamp aac_fib_init(fibptr); 742fe76df42SMark Haverkamp 743fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 744fe76df42SMark Haverkamp 7451c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 746b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 747b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 748b836439fSMahesh Rajashekhara else 749fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 750b836439fSMahesh Rajashekhara 751fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 752fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 753fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 7541ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 755fe76df42SMark Haverkamp 756fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 757fe76df42SMark Haverkamp fibptr, 758fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 759fe76df42SMark Haverkamp FsaNormal, 760fe76df42SMark Haverkamp 0, 1, 7611a655040SSalyzyn, Mark _aac_probe_container1, 762fe76df42SMark Haverkamp (void *) scsicmd); 763fe76df42SMark Haverkamp /* 764fe76df42SMark Haverkamp * Check that the command queued to the controller 765fe76df42SMark Haverkamp */ 7661ae948faSBrian King if (status == -EINPROGRESS) 767fe76df42SMark Haverkamp return 0; 7681ae948faSBrian King 769fe76df42SMark Haverkamp if (status < 0) { 770fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 771fe76df42SMark Haverkamp aac_fib_complete(fibptr); 772fe76df42SMark Haverkamp aac_fib_free(fibptr); 773fe76df42SMark Haverkamp } 774fe76df42SMark Haverkamp } 775fe76df42SMark Haverkamp if (status < 0) { 776fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 777fe76df42SMark Haverkamp if (fsa_dev_ptr) { 778fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 779fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 780fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 781fe76df42SMark Haverkamp return (*callback)(scsicmd); 782fe76df42SMark Haverkamp } 783fe76df42SMark Haverkamp } 784fe76df42SMark Haverkamp } 785fe76df42SMark Haverkamp return status; 786fe76df42SMark Haverkamp } 787fe76df42SMark Haverkamp 7881da177e4SLinus Torvalds /** 789a80218c7SLee Jones * aac_probe_container_callback1 - query a logical volume 790e7eb414cSLee Jones * @scsicmd: the scsi command block 7911da177e4SLinus Torvalds * 7921da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 7931da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 7941da177e4SLinus Torvalds */ 795fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 796fe76df42SMark Haverkamp { 797fe76df42SMark Haverkamp scsicmd->device = NULL; 798fe76df42SMark Haverkamp return 0; 799fe76df42SMark Haverkamp } 8001da177e4SLinus Torvalds 801779dfcf6SPhong Tran static void aac_probe_container_scsi_done(struct scsi_cmnd *scsi_cmnd) 802779dfcf6SPhong Tran { 803779dfcf6SPhong Tran aac_probe_container_callback1(scsi_cmnd); 804779dfcf6SPhong Tran } 805779dfcf6SPhong Tran 806bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 8071da177e4SLinus Torvalds { 808fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 809fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 8101da177e4SLinus Torvalds int status; 8111da177e4SLinus Torvalds 812fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 813fe76df42SMark Haverkamp kfree(scsicmd); 814fe76df42SMark Haverkamp kfree(scsidev); 81590ee3466SMark Haverkamp return -ENOMEM; 8161da177e4SLinus Torvalds } 817779dfcf6SPhong Tran scsicmd->scsi_done = aac_probe_container_scsi_done; 8181da177e4SLinus Torvalds 819fe76df42SMark Haverkamp scsicmd->device = scsidev; 820fe76df42SMark Haverkamp scsidev->sdev_state = 0; 821fe76df42SMark Haverkamp scsidev->id = cid; 822fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 8231da177e4SLinus Torvalds 824fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 825fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 826fe76df42SMark Haverkamp schedule(); 827802ae2f0SSalyzyn, Mark kfree(scsidev); 828fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 829fe76df42SMark Haverkamp kfree(scsicmd); 8301da177e4SLinus Torvalds return status; 8311da177e4SLinus Torvalds } 8321da177e4SLinus Torvalds 8331da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8341da177e4SLinus Torvalds struct scsi_inq { 8351da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8361da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8371da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8381da177e4SLinus Torvalds }; 8391da177e4SLinus Torvalds 8401da177e4SLinus Torvalds /** 841a80218c7SLee Jones * inqstrcpy - string merge 8421da177e4SLinus Torvalds * @a: string to copy from 8431da177e4SLinus Torvalds * @b: string to copy to 8441da177e4SLinus Torvalds * 8451da177e4SLinus Torvalds * Copy a String from one location to another 8461da177e4SLinus Torvalds * without copying \0 8471da177e4SLinus Torvalds */ 8481da177e4SLinus Torvalds 8491da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8501da177e4SLinus Torvalds { 8511da177e4SLinus Torvalds 8521da177e4SLinus Torvalds while (*a != (char)0) 8531da177e4SLinus Torvalds *b++ = *a++; 8541da177e4SLinus Torvalds } 8551da177e4SLinus Torvalds 8561da177e4SLinus Torvalds static char *container_types[] = { 8571da177e4SLinus Torvalds "None", 8581da177e4SLinus Torvalds "Volume", 8591da177e4SLinus Torvalds "Mirror", 8601da177e4SLinus Torvalds "Stripe", 8611da177e4SLinus Torvalds "RAID5", 8621da177e4SLinus Torvalds "SSRW", 8631da177e4SLinus Torvalds "SSRO", 8641da177e4SLinus Torvalds "Morph", 8651da177e4SLinus Torvalds "Legacy", 8661da177e4SLinus Torvalds "RAID4", 8671da177e4SLinus Torvalds "RAID10", 8681da177e4SLinus Torvalds "RAID00", 8691da177e4SLinus Torvalds "V-MIRRORS", 8701da177e4SLinus Torvalds "PSEUDO R4", 8711da177e4SLinus Torvalds "RAID50", 87284971738SMark Haverkamp "RAID5D", 87384971738SMark Haverkamp "RAID5D0", 87484971738SMark Haverkamp "RAID1E", 87584971738SMark Haverkamp "RAID6", 87684971738SMark Haverkamp "RAID60", 8771da177e4SLinus Torvalds "Unknown" 8781da177e4SLinus Torvalds }; 8791da177e4SLinus Torvalds 88017eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 88117eaaceeSSalyzyn, Mark { 88217eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 88317eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 88417eaaceeSSalyzyn, Mark return container_types[tindex]; 88517eaaceeSSalyzyn, Mark } 8861da177e4SLinus Torvalds 8871da177e4SLinus Torvalds /* Function: setinqstr 8881da177e4SLinus Torvalds * 8891da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 8901da177e4SLinus Torvalds * 8911da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 89225985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 89325985edcSLucas De Marchi * files instead of in OS dependent driver source. 8941da177e4SLinus Torvalds */ 8951da177e4SLinus Torvalds 896794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 8971da177e4SLinus Torvalds { 8981da177e4SLinus Torvalds struct scsi_inq *str; 8991c68856eSRaghava Aditya Renukunta struct aac_supplement_adapter_info *sup_adap_info; 9001da177e4SLinus Torvalds 9011c68856eSRaghava Aditya Renukunta sup_adap_info = &dev->supplement_adapter_info; 9021da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 903794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 904794d0601SMark Haverkamp 9051c68856eSRaghava Aditya Renukunta if (sup_adap_info->adapter_type_text[0]) { 9063bc8070fSSalyzyn, Mark int c; 907f4e8708dSRaghava Aditya Renukunta char *cp; 908f4e8708dSRaghava Aditya Renukunta char *cname = kmemdup(sup_adap_info->adapter_type_text, 909f4e8708dSRaghava Aditya Renukunta sizeof(sup_adap_info->adapter_type_text), 910f4e8708dSRaghava Aditya Renukunta GFP_ATOMIC); 911f4e8708dSRaghava Aditya Renukunta if (!cname) 912f4e8708dSRaghava Aditya Renukunta return; 913f4e8708dSRaghava Aditya Renukunta 914f4e8708dSRaghava Aditya Renukunta cp = cname; 9153bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 9163bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 9173bc8070fSSalyzyn, Mark else { 9183bc8070fSSalyzyn, Mark c = sizeof(str->vid); 919794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 920794d0601SMark Haverkamp ++cp; 921794d0601SMark Haverkamp c = *cp; 922794d0601SMark Haverkamp *cp = '\0'; 923f4e8708dSRaghava Aditya Renukunta inqstrcpy(cname, str->vid); 924794d0601SMark Haverkamp *cp = c; 925794d0601SMark Haverkamp while (*cp && *cp != ' ') 926794d0601SMark Haverkamp ++cp; 9273bc8070fSSalyzyn, Mark } 928794d0601SMark Haverkamp while (*cp == ' ') 929794d0601SMark Haverkamp ++cp; 930794d0601SMark Haverkamp /* last six chars reserved for vol type */ 93191814744SColin Ian King if (strlen(cp) > sizeof(str->pid)) 932794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 933794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 934f4e8708dSRaghava Aditya Renukunta 935f4e8708dSRaghava Aditya Renukunta kfree(cname); 936794d0601SMark Haverkamp } else { 937794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9381da177e4SLinus Torvalds 9391da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 940794d0601SMark Haverkamp /* last six chars reserved for vol type */ 941794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 942794d0601SMark Haverkamp } 9431da177e4SLinus Torvalds 9446391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9451da177e4SLinus Torvalds char *findit = str->pid; 9461da177e4SLinus Torvalds 9471da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9481da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9491da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9501da177e4SLinus Torvalds *(findit -= 4) = ' '; 951794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 952794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9531da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9541da177e4SLinus Torvalds } 9551da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9561da177e4SLinus Torvalds } 9571da177e4SLinus Torvalds 958999b3ffcSRaghava Aditya Renukunta static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, 959999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev, struct scsi_cmnd *scsicmd) 960999b3ffcSRaghava Aditya Renukunta { 961999b3ffcSRaghava Aditya Renukunta int container; 962999b3ffcSRaghava Aditya Renukunta 963999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.codeset = 1; 964999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifiertype = 3; 965999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) 966999b3ffcSRaghava Aditya Renukunta - 4; 967999b3ffcSRaghava Aditya Renukunta 968999b3ffcSRaghava Aditya Renukunta for (container = 0; container < dev->maximum_num_containers; 969999b3ffcSRaghava Aditya Renukunta container++) { 970999b3ffcSRaghava Aditya Renukunta 971999b3ffcSRaghava Aditya Renukunta if (scmd_id(scsicmd) == container) { 972999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data->type3.Identifier, 973999b3ffcSRaghava Aditya Renukunta dev->fsa_dev[container].identifier, 974999b3ffcSRaghava Aditya Renukunta 16); 975999b3ffcSRaghava Aditya Renukunta break; 976999b3ffcSRaghava Aditya Renukunta } 977999b3ffcSRaghava Aditya Renukunta } 978999b3ffcSRaghava Aditya Renukunta } 979999b3ffcSRaghava Aditya Renukunta 98088e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 98188e2f98eSSalyzyn, Mark { 98288e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 98388e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 98488e2f98eSSalyzyn, Mark 98588e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 98688e2f98eSSalyzyn, Mark 98788e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 98888e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 98988e2f98eSSalyzyn, Mark return; 99088e2f98eSSalyzyn, Mark 99188e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 99288e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 99388e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 9945d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 9955d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 9965d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 997999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev; 9985d910649SMahesh Rajashekhara int i; 999999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 vpdpage83data; 10005d910649SMahesh Rajashekhara 1001999b3ffcSRaghava Aditya Renukunta dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1002999b3ffcSRaghava Aditya Renukunta 1003999b3ffcSRaghava Aditya Renukunta memset(((u8 *)&vpdpage83data), 0, 1004999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10055d910649SMahesh Rajashekhara 10065d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 1007999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceType = 0; 10085d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 1009999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceTypeQualifier = 0; 10105d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 1011999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageCode = 0x83; 1012999b3ffcSRaghava Aditya Renukunta vpdpage83data.reserved = 0; 1013999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength = 1014999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) + 1015999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2); 1016999b3ffcSRaghava Aditya Renukunta 1017999b3ffcSRaghava Aditya Renukunta /* VPD 83 Type 3 is not supported for ARC */ 1018999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) 1019999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength += 1020999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type3); 10215d910649SMahesh Rajashekhara 10225d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 1023999b3ffcSRaghava Aditya Renukunta /* VpdcodesetAscii */ 1024999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.codeset = 2; 10255d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 1026999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifiertype = 1; 1027999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifierlength = 1028999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) - 4; 10295d910649SMahesh Rajashekhara 10305d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 1031999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.venid, 10325d910649SMahesh Rajashekhara "ADAPTEC ", 1033999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1.venid)); 1034999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.productid, 10355d910649SMahesh Rajashekhara "ARRAY ", 10365d910649SMahesh Rajashekhara sizeof( 1037999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.productid)); 10385d910649SMahesh Rajashekhara 10395d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 10405d910649SMahesh Rajashekhara * The LSB is the the end. 10415d910649SMahesh Rajashekhara */ 10425d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 10435d910649SMahesh Rajashekhara u8 temp = 10445d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 10455d910649SMahesh Rajashekhara if (temp > 0x9) { 1046999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10475d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 10485d910649SMahesh Rajashekhara } else { 1049999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10505d910649SMahesh Rajashekhara '0' + temp; 10515d910649SMahesh Rajashekhara } 10525d910649SMahesh Rajashekhara } 10535d910649SMahesh Rajashekhara 10545d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 1055999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.codeset = 1; 1056999b3ffcSRaghava Aditya Renukunta /* VpdidentifiertypeEUI64 */ 1057999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifiertype = 2; 1058999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifierlength = 1059999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2) - 4; 10605d910649SMahesh Rajashekhara 1061999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[0] = 0xD0; 1062999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[1] = 0; 1063999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[2] = 0; 10645d910649SMahesh Rajashekhara 1065999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.Serial = 10665d910649SMahesh Rajashekhara get_serial_reply->uid; 1067999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.reserved = 0; 1068999b3ffcSRaghava Aditya Renukunta 1069999b3ffcSRaghava Aditya Renukunta /* 1070999b3ffcSRaghava Aditya Renukunta * VpdIdentifierTypeFCPHName 1071999b3ffcSRaghava Aditya Renukunta * VPD 0x83 Type 3 not supported for ARC 1072999b3ffcSRaghava Aditya Renukunta */ 1073999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) { 1074999b3ffcSRaghava Aditya Renukunta build_vpd83_type3(&vpdpage83data, 1075999b3ffcSRaghava Aditya Renukunta dev, scsicmd); 1076999b3ffcSRaghava Aditya Renukunta } 10775d910649SMahesh Rajashekhara 10785d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 1079999b3ffcSRaghava Aditya Renukunta scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, 1080999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10815d910649SMahesh Rajashekhara } else { 10825d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 108388e2f98eSSalyzyn, Mark char sp[13]; 108488e2f98eSSalyzyn, Mark /* EVPD bit set */ 108588e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 108688e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 108788e2f98eSSalyzyn, Mark sp[2] = 0; 108888e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 108988e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 10905d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 10915d910649SMahesh Rajashekhara sizeof(sp)); 10925d910649SMahesh Rajashekhara } 109388e2f98eSSalyzyn, Mark } 109488e2f98eSSalyzyn, Mark 1095cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 109688e2f98eSSalyzyn, Mark 109788e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 109888e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 109988e2f98eSSalyzyn, Mark } 110088e2f98eSSalyzyn, Mark 1101e7eb414cSLee Jones /* 110288e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 110388e2f98eSSalyzyn, Mark */ 110488e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 110588e2f98eSSalyzyn, Mark { 110688e2f98eSSalyzyn, Mark int status; 110788e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 110888e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 110988e2f98eSSalyzyn, Mark struct aac_dev * dev; 111088e2f98eSSalyzyn, Mark 111188e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 111288e2f98eSSalyzyn, Mark 11136bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 111488e2f98eSSalyzyn, Mark 111588e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 111688e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 111788e2f98eSSalyzyn, Mark 111888e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 111988e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 112088e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 11211ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 112288e2f98eSSalyzyn, Mark 112388e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 112488e2f98eSSalyzyn, Mark cmd_fibcontext, 1125fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 112688e2f98eSSalyzyn, Mark FsaNormal, 112788e2f98eSSalyzyn, Mark 0, 1, 112888e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 112988e2f98eSSalyzyn, Mark (void *) scsicmd); 113088e2f98eSSalyzyn, Mark 113188e2f98eSSalyzyn, Mark /* 113288e2f98eSSalyzyn, Mark * Check that the command queued to the controller 113388e2f98eSSalyzyn, Mark */ 11341ae948faSBrian King if (status == -EINPROGRESS) 113588e2f98eSSalyzyn, Mark return 0; 113688e2f98eSSalyzyn, Mark 113788e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 113888e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 113988e2f98eSSalyzyn, Mark return -1; 114088e2f98eSSalyzyn, Mark } 114188e2f98eSSalyzyn, Mark 114288e2f98eSSalyzyn, Mark /* Function: setinqserial 114388e2f98eSSalyzyn, Mark * 114488e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 114588e2f98eSSalyzyn, Mark * 114688e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 114788e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 114888e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 114988e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 115088e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 115188e2f98eSSalyzyn, Mark */ 115288e2f98eSSalyzyn, Mark 115388e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 115488e2f98eSSalyzyn, Mark { 115588e2f98eSSalyzyn, Mark /* 115688e2f98eSSalyzyn, Mark * This breaks array migration. 115788e2f98eSSalyzyn, Mark */ 115888e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 115988e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 116088e2f98eSSalyzyn, Mark } 116188e2f98eSSalyzyn, Mark 11628e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 11638e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 11641da177e4SLinus Torvalds { 11658e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 11668e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 11678e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 11681da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 11691da177e4SLinus Torvalds 11701da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 11711da177e4SLinus Torvalds 11721da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11731da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11748e31e607SSalyzyn, Mark 11751da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11768e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11771da177e4SLinus Torvalds 11788e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11791da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11801da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11818e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11821da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11831da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11841da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11858e31e607SSalyzyn, Mark } else 11868e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 11871da177e4SLinus Torvalds } 11881da177e4SLinus Torvalds 1189e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1190e8f32de5SMark Haverkamp { 1191e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1192e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1193e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1194cdec16c1SHannes Reinecke cmd->result = DID_OK << 16 | 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; 1238*39107e85SGustavo A. R. Silva fibsize = struct_size(readcmd2, sge, 1239*39107e85SGustavo A. R. Silva le32_to_cpu(readcmd2->sgeCnt)); 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; 1369*39107e85SGustavo A. R. Silva fibsize = struct_size(writecmd2, sge, 1370*39107e85SGustavo A. R. Silva le32_to_cpu(writecmd2->sgeCnt)); 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 /** 1807a80218c7SLee Jones * 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 1884e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_identify_resp(struct aac_dev *dev, 1885e2ee8c94SRaghava Aditya Renukunta int bus, int target) 1886e2ee8c94SRaghava Aditya Renukunta { 1887e2ee8c94SRaghava Aditya Renukunta kfree(dev->hba_map[bus][target].safw_identify_resp); 1888e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = NULL; 1889e2ee8c94SRaghava Aditya Renukunta } 1890e2ee8c94SRaghava Aditya Renukunta 1891e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_all_identify_resp(struct aac_dev *dev, 1892e2ee8c94SRaghava Aditya Renukunta int lun_count) 1893e2ee8c94SRaghava Aditya Renukunta { 1894e2ee8c94SRaghava Aditya Renukunta int luns; 1895e2ee8c94SRaghava Aditya Renukunta int i; 1896e2ee8c94SRaghava Aditya Renukunta u32 bus; 1897e2ee8c94SRaghava Aditya Renukunta u32 target; 1898e2ee8c94SRaghava Aditya Renukunta 1899e2ee8c94SRaghava Aditya Renukunta luns = aac_get_safw_phys_lun_count(dev); 1900e2ee8c94SRaghava Aditya Renukunta 1901e2ee8c94SRaghava Aditya Renukunta if (luns < lun_count) 1902e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1903e2ee8c94SRaghava Aditya Renukunta else if (lun_count < 0) 1904e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1905e2ee8c94SRaghava Aditya Renukunta 1906e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; i++) { 1907e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1908e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1909e2ee8c94SRaghava Aditya Renukunta 1910e2ee8c94SRaghava Aditya Renukunta aac_free_safw_identify_resp(dev, bus, target); 1911e2ee8c94SRaghava Aditya Renukunta } 1912e2ee8c94SRaghava Aditya Renukunta } 1913e2ee8c94SRaghava Aditya Renukunta 191475be67cdSRaghava Aditya Renukunta static int aac_get_safw_attr_all_targets(struct aac_dev *dev) 1915e2ee8c94SRaghava Aditya Renukunta { 1916e2ee8c94SRaghava Aditya Renukunta int i; 1917e2ee8c94SRaghava Aditya Renukunta int rcode = 0; 1918e2ee8c94SRaghava Aditya Renukunta u32 lun_count; 1919e2ee8c94SRaghava Aditya Renukunta u32 bus; 1920e2ee8c94SRaghava Aditya Renukunta u32 target; 1921e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp = NULL; 1922e2ee8c94SRaghava Aditya Renukunta 1923e2ee8c94SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1924e2ee8c94SRaghava Aditya Renukunta 1925e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1926e2ee8c94SRaghava Aditya Renukunta 1927e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1928e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1929e2ee8c94SRaghava Aditya Renukunta 1930e2ee8c94SRaghava Aditya Renukunta rcode = aac_issue_safw_bmic_identify(dev, 1931e2ee8c94SRaghava Aditya Renukunta &identify_resp, bus, target); 1932e2ee8c94SRaghava Aditya Renukunta 19330bcb45fbSRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1934e2ee8c94SRaghava Aditya Renukunta goto free_identify_resp; 1935e2ee8c94SRaghava Aditya Renukunta 1936e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = identify_resp; 1937e2ee8c94SRaghava Aditya Renukunta } 1938e2ee8c94SRaghava Aditya Renukunta 1939e2ee8c94SRaghava Aditya Renukunta out: 1940e2ee8c94SRaghava Aditya Renukunta return rcode; 1941e2ee8c94SRaghava Aditya Renukunta free_identify_resp: 1942e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, i); 1943e2ee8c94SRaghava Aditya Renukunta goto out; 1944e2ee8c94SRaghava Aditya Renukunta } 1945e2ee8c94SRaghava Aditya Renukunta 1946c83b11e3SRaghava Aditya Renukunta /** 1947b5a475e9SRaghava Aditya Renukunta * aac_set_safw_attr_all_targets- update current hba map with data from FW 1948c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1949c83b11e3SRaghava Aditya Renukunta * 1950c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1951c83b11e3SRaghava Aditya Renukunta */ 195275be67cdSRaghava Aditya Renukunta static void aac_set_safw_attr_all_targets(struct aac_dev *dev) 1953c83b11e3SRaghava Aditya Renukunta { 1954c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1955c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1956c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1957c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 19583edfb8b2SRaghava Aditya Renukunta 19594b000227SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1960c83b11e3SRaghava Aditya Renukunta 1961f2d2cabaSRaghava Aditya Renukunta dev->scan_counter++; 1962f2d2cabaSRaghava Aditya Renukunta 1963c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1964c83b11e3SRaghava Aditya Renukunta 19654b000227SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 19664b000227SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 19674b000227SRaghava Aditya Renukunta expose_flag = aac_get_safw_phys_expose_flag(dev, i); 19684b000227SRaghava Aditya Renukunta attribs = aac_get_safw_phys_attribs(dev, i); 19694b000227SRaghava Aditya Renukunta nexus = aac_get_safw_phys_nexus(dev, i); 1970c83b11e3SRaghava Aditya Renukunta 1971c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1972c83b11e3SRaghava Aditya Renukunta continue; 1973c83b11e3SRaghava Aditya Renukunta 1974c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 197559b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 197659b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_RAID_MEMBER; 197759b433c8SRaghava Aditya Renukunta continue; 1978c83b11e3SRaghava Aditya Renukunta } 1979c83b11e3SRaghava Aditya Renukunta 1980c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 198159b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 198259b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_NATIVE_RAW; 1983c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1984c83b11e3SRaghava Aditya Renukunta nexus; 1985c83b11e3SRaghava Aditya Renukunta } else 198659b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 198759b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_ARC_RAW; 1988c83b11e3SRaghava Aditya Renukunta 1989f2d2cabaSRaghava Aditya Renukunta dev->hba_map[bus][target].scan_counter = dev->scan_counter; 1990f2d2cabaSRaghava Aditya Renukunta 19910bcb45fbSRaghava Aditya Renukunta aac_set_safw_target_qd(dev, bus, target); 1992c83b11e3SRaghava Aditya Renukunta } 1993c83b11e3SRaghava Aditya Renukunta } 1994c83b11e3SRaghava Aditya Renukunta 199575be67cdSRaghava Aditya Renukunta static int aac_setup_safw_targets(struct aac_dev *dev) 1996fc0fdd9aSRaghava Aditya Renukunta { 19973edfb8b2SRaghava Aditya Renukunta int rcode = 0; 19983edfb8b2SRaghava Aditya Renukunta 19991d1fec53SRaghava Aditya Renukunta rcode = aac_get_containers(dev); 20001d1fec53SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20011d1fec53SRaghava Aditya Renukunta goto out; 20021d1fec53SRaghava Aditya Renukunta 200375be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_ciss_luns(dev); 20043edfb8b2SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20053edfb8b2SRaghava Aditya Renukunta goto out; 20063edfb8b2SRaghava Aditya Renukunta 200775be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_attr_all_targets(dev); 2008e2ee8c94SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 2009e2ee8c94SRaghava Aditya Renukunta goto free_ciss_luns; 2010e2ee8c94SRaghava Aditya Renukunta 201175be67cdSRaghava Aditya Renukunta aac_set_safw_attr_all_targets(dev); 20123edfb8b2SRaghava Aditya Renukunta 2013e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, -1); 2014e2ee8c94SRaghava Aditya Renukunta free_ciss_luns: 20153edfb8b2SRaghava Aditya Renukunta aac_free_safw_ciss_luns(dev); 20163edfb8b2SRaghava Aditya Renukunta out: 20173edfb8b2SRaghava Aditya Renukunta return rcode; 2018fc0fdd9aSRaghava Aditya Renukunta } 2019fc0fdd9aSRaghava Aditya Renukunta 202075be67cdSRaghava Aditya Renukunta int aac_setup_safw_adapter(struct aac_dev *dev) 2021fc0fdd9aSRaghava Aditya Renukunta { 202275be67cdSRaghava Aditya Renukunta return aac_setup_safw_targets(dev); 2023fc0fdd9aSRaghava Aditya Renukunta } 2024fc0fdd9aSRaghava Aditya Renukunta 20251da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 20261da177e4SLinus Torvalds { 20271da177e4SLinus Torvalds struct fib* fibptr; 20281da177e4SLinus Torvalds int rcode; 2029c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 20307c00ffa3SMark Haverkamp struct aac_adapter_info *info; 203184971738SMark Haverkamp struct aac_bus_info *command; 203284971738SMark Haverkamp struct aac_bus_info_response *bus_info; 20337c00ffa3SMark Haverkamp 2034bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 20351da177e4SLinus Torvalds return -ENOMEM; 20361da177e4SLinus Torvalds 2037bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20381da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 20397c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 20401da177e4SLinus Torvalds 2041bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 20421da177e4SLinus Torvalds fibptr, 20437c00ffa3SMark Haverkamp sizeof(*info), 20441da177e4SLinus Torvalds FsaNormal, 20459203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 20461da177e4SLinus Torvalds NULL, 20471da177e4SLinus Torvalds NULL); 20481da177e4SLinus Torvalds 20497c00ffa3SMark Haverkamp if (rcode < 0) { 2050cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 2051cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 2052cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2053bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2054bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2055cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 20567c00ffa3SMark Haverkamp return rcode; 20577c00ffa3SMark Haverkamp } 20587c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 20597c00ffa3SMark Haverkamp 20601c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 20617c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 206206a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 20637c00ffa3SMark Haverkamp 2064bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20657c00ffa3SMark Haverkamp 206606a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 20677c00ffa3SMark Haverkamp 206806a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 20697c00ffa3SMark Haverkamp 2070bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 20717c00ffa3SMark Haverkamp fibptr, 207206a43d17SSalyzyn, Mark sizeof(*sinfo), 20737c00ffa3SMark Haverkamp FsaNormal, 20747c00ffa3SMark Haverkamp 1, 1, 20757c00ffa3SMark Haverkamp NULL, 20767c00ffa3SMark Haverkamp NULL); 20777c00ffa3SMark Haverkamp 20787c00ffa3SMark Haverkamp if (rcode >= 0) 207906a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 2080cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 2081cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 2082cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 2083cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 2084cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 2085cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 20867c00ffa3SMark Haverkamp } 20871da177e4SLinus Torvalds 2088c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 2089c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 209071a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 2091c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 209271a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 209371a91ca4SRaghava Aditya Renukunta } 2094c83b11e3SRaghava Aditya Renukunta } 209584971738SMark Haverkamp 209684971738SMark Haverkamp /* 209784971738SMark Haverkamp * GetBusInfo 209884971738SMark Haverkamp */ 209984971738SMark Haverkamp 2100bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 210184971738SMark Haverkamp 210284971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 210384971738SMark Haverkamp 210484971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 210584971738SMark Haverkamp 210684971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 210784971738SMark Haverkamp 210884971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 210984971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 211084971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 211184971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 211284971738SMark Haverkamp 2113bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 211484971738SMark Haverkamp fibptr, 211584971738SMark Haverkamp sizeof (*bus_info), 211684971738SMark Haverkamp FsaNormal, 211784971738SMark Haverkamp 1, 1, 211884971738SMark Haverkamp NULL, NULL); 211984971738SMark Haverkamp 212094cf6ba1SSalyzyn, Mark /* reasoned default */ 212194cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 212284971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 212384971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 212484971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 212584971738SMark Haverkamp } 212684971738SMark Haverkamp 21278c867b25SMark Haverkamp if (!dev->in_reset) { 212824f02e1dSSalyzyn, Mark char buffer[16]; 21291da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 21307c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 21311da177e4SLinus Torvalds dev->name, 21321da177e4SLinus Torvalds dev->id, 21331da177e4SLinus Torvalds tmp>>24, 21341da177e4SLinus Torvalds (tmp>>16)&0xff, 21351da177e4SLinus Torvalds tmp&0xff, 21367c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 21371c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 21381c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 21391da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 21401da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 21411da177e4SLinus Torvalds dev->name, dev->id, 21421da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21431da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 21441da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 21451da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %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.biosbuild)); 214924f02e1dSSalyzyn, Mark buffer[0] = '\0'; 2150ee959b00STony Jones if (aac_get_serial_number( 215124f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 215224f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 215324f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 21541c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2155a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2156a45c863fSSalyzyn, Mark dev->name, dev->id, 21571c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 21581c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 21591c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2160a45c863fSSalyzyn, Mark } 21612f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 21621c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2163a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 216429c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 216529c97684SSalyzyn, Mark dev->name, dev->id); 216629c97684SSalyzyn, Mark } 21678c867b25SMark Haverkamp } 21681da177e4SLinus Torvalds 216995e852e1SSalyzyn, Mark dev->cache_protected = 0; 21701c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2171cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 21721da177e4SLinus Torvalds dev->nondasd_support = 0; 21731da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 217495e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 21751da177e4SLinus Torvalds dev->nondasd_support = 1; 21761da177e4SLinus Torvalds 21771da177e4SLinus Torvalds /* 21781da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 21791da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 21801da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 21811da177e4SLinus Torvalds * additional changes changes will have to be made to support 21821da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 21831da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 21841da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 21851da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 21861da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 21871da177e4SLinus Torvalds */ 21881da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 21891da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 21901da177e4SLinus Torvalds dev->nondasd_support = 1; 21911da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 21921da177e4SLinus Torvalds } 21931da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 21941da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 21951da177e4SLinus Torvalds dev->name, dev->id); 21961da177e4SLinus Torvalds 219795e852e1SSalyzyn, Mark if (nondasd != -1) 21981da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 21992f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 22001da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 22011da177e4SLinus Torvalds 2202e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2203d8e96507SLeubner, Achim dev->needs_dac = 1; 22041da177e4SLinus Torvalds dev->dac_support = 0; 2205d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2206d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 22072f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22082f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 22092f7ecc55SSalyzyn, Mark dev->name, dev->id); 22101da177e4SLinus Torvalds dev->dac_support = 1; 22111da177e4SLinus Torvalds } 22121da177e4SLinus Torvalds 22131da177e4SLinus Torvalds if(dacmode != -1) { 22141da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 22151da177e4SLinus Torvalds } 2216d8e96507SLeubner, Achim 2217d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2218d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2219d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2220d8e96507SLeubner, Achim dev->nondasd_support = 0; 2221d8e96507SLeubner, Achim dev->jbod = 0; 2222d8e96507SLeubner, Achim expose_physicals = 0; 2223d8e96507SLeubner, Achim } 2224d8e96507SLeubner, Achim 22258105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 2226e555cd5fSSuraj Upadhyay if (!dma_set_mask(&dev->pdev->dev, DMA_BIT_MASK(64))) { 22272f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22288105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 2229e555cd5fSSuraj Upadhyay } else if (!dma_set_mask(&dev->pdev->dev, DMA_BIT_MASK(32))) { 22308105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 22311da177e4SLinus Torvalds dev->dac_support = 0; 22321da177e4SLinus Torvalds } else { 22338105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 22341da177e4SLinus Torvalds rcode = -ENOMEM; 22351da177e4SLinus Torvalds } 22361da177e4SLinus Torvalds } 22377c00ffa3SMark Haverkamp /* 2238e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2239e8f32de5SMark Haverkamp * interface. 22407c00ffa3SMark Haverkamp */ 2241e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 224294cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 224394cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 224494cf6ba1SSalyzyn, Mark : aac_scsi_64) 2245e8f32de5SMark Haverkamp : aac_scsi_32; 2246e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2247e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2248e8f32de5SMark Haverkamp ? aac_bounds_64 2249e8f32de5SMark Haverkamp : aac_bounds_32; 2250e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2251e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2252e8f32de5SMark Haverkamp } else { 2253e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 22547c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 22557c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 225663a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 225763a70eeaSMark Haverkamp sizeof(struct sgentry); 22587c00ffa3SMark Haverkamp if (dev->dac_support) { 2259e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2260e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 22617c00ffa3SMark Haverkamp /* 22627c00ffa3SMark Haverkamp * 38 scatter gather elements 22637c00ffa3SMark Haverkamp */ 22647c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 22657c00ffa3SMark Haverkamp (dev->max_fib_size - 22667c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 22677c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 226863a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 226963a70eeaSMark Haverkamp sizeof(struct sgentry64); 2270e8f32de5SMark Haverkamp } else { 2271e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2272e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 22737c00ffa3SMark Haverkamp } 22747c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 22757c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 22767c00ffa3SMark Haverkamp /* 22777c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 22787c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 22797c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 22807c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 22817c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 22827c00ffa3SMark Haverkamp * element. 22837c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 22847c00ffa3SMark Haverkamp */ 22857c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 22867c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 22877c00ffa3SMark Haverkamp } 22880e68c003SMark Haverkamp } 2289ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2290ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2291ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2292ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2293ab5d129fSRaghava Aditya Renukunta 2294cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2295cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2296bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2297bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2298cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 22991da177e4SLinus Torvalds 23001da177e4SLinus Torvalds return rcode; 23011da177e4SLinus Torvalds } 23021da177e4SLinus Torvalds 23031da177e4SLinus Torvalds 2304e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 23051da177e4SLinus Torvalds { 23061da177e4SLinus Torvalds struct aac_dev *dev; 23071da177e4SLinus Torvalds struct aac_read_reply *readreply; 23081da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 23091da177e4SLinus Torvalds u32 cid; 23101da177e4SLinus Torvalds 23111da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 23121da177e4SLinus Torvalds 231303d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 231403d44337SMark Haverkamp return; 231503d44337SMark Haverkamp 23161a655040SSalyzyn, Mark dev = fibptr->dev; 2317e5718774SMark Haverkamp cid = scmd_id(scsicmd); 23181da177e4SLinus Torvalds 23197a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 23207a8cf29dSMark Haverkamp u64 lba; 23217a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 23227a8cf29dSMark Haverkamp case WRITE_6: 23237a8cf29dSMark Haverkamp case READ_6: 23247a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 23257a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23267a8cf29dSMark Haverkamp break; 23277a8cf29dSMark Haverkamp case WRITE_16: 23287a8cf29dSMark Haverkamp case READ_16: 23297a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23307a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23317a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23327a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23337a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23347a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23357a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23367a8cf29dSMark Haverkamp break; 23377a8cf29dSMark Haverkamp case WRITE_12: 23387a8cf29dSMark Haverkamp case READ_12: 23397a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23407a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23417a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23427a8cf29dSMark Haverkamp break; 23437a8cf29dSMark Haverkamp default: 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 } 23497a8cf29dSMark Haverkamp printk(KERN_DEBUG 23507a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 23517a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 23527a8cf29dSMark Haverkamp } 23531da177e4SLinus Torvalds 2354125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 23551da177e4SLinus Torvalds 2356727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2357727eead6SFUJITA Tomonori 23581da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2359655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2360655d722cSMark Salyzyn case ST_OK: 2361cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2362655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2363655d722cSMark Salyzyn break; 2364655d722cSMark Salyzyn case ST_NOT_READY: 2365cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2366655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2367655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2368655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2369655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2370655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2371655d722cSMark Salyzyn break; 2372f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2373cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2374f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2375f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2376f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2377f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2378f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2379f956a669SRaghava Aditya Renukunta break; 2380655d722cSMark Salyzyn default: 23817c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2382e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 23831da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 23847c00ffa3SMark Haverkamp #endif 2385cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 23868e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 23878e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 23888e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 23891da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 23903ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 23913ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2392655d722cSMark Salyzyn break; 23931da177e4SLinus Torvalds } 2394bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 23951da177e4SLinus Torvalds 23968e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 23971da177e4SLinus Torvalds } 23981da177e4SLinus Torvalds 23999e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 24001da177e4SLinus Torvalds { 24017a8cf29dSMark Haverkamp u64 lba; 24021da177e4SLinus Torvalds u32 count; 24031da177e4SLinus Torvalds int status; 24041da177e4SLinus Torvalds struct aac_dev *dev; 24051da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2406da3cc679SRajashekhara, Mahesh int cid; 24071da177e4SLinus Torvalds 24081da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24091da177e4SLinus Torvalds /* 24101da177e4SLinus Torvalds * Get block address and transfer length 24111da177e4SLinus Torvalds */ 24127a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 24137a8cf29dSMark Haverkamp case READ_6: 24149e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 24151da177e4SLinus Torvalds 24167a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 24177a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 24181da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 24191da177e4SLinus Torvalds 24201da177e4SLinus Torvalds if (count == 0) 24211da177e4SLinus Torvalds count = 256; 24227a8cf29dSMark Haverkamp break; 24237a8cf29dSMark Haverkamp case READ_16: 24249e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 24257a8cf29dSMark Haverkamp 24267a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 24277a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 24287a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 24297a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 24307a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 24317a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24327a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24337a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 24347a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 24357a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 24367a8cf29dSMark Haverkamp break; 24377a8cf29dSMark Haverkamp case READ_12: 24389e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 24397a8cf29dSMark Haverkamp 24407a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24417a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24427a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24437a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 24447a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24457a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24467a8cf29dSMark Haverkamp break; 24477a8cf29dSMark Haverkamp default: 24489e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 24491da177e4SLinus Torvalds 24507a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24517a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24527a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24531da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24547a8cf29dSMark Haverkamp break; 24551da177e4SLinus Torvalds } 2456da3cc679SRajashekhara, Mahesh 2457da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2458da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2459da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2460cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2461da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2462c86fbe48SBalsundar P ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, 2463da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2464da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2465da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2466da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2467da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2468c86fbe48SBalsundar P return 0; 2469da3cc679SRajashekhara, Mahesh } 2470da3cc679SRajashekhara, Mahesh 24717a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 24727c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2473e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24747a8cf29dSMark Haverkamp return 0; 24751da177e4SLinus Torvalds /* 24761da177e4SLinus Torvalds * Alocate and initialize a Fib 24771da177e4SLinus Torvalds */ 24786bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 24791ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2480e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 24811da177e4SLinus Torvalds 24821da177e4SLinus Torvalds /* 24831da177e4SLinus Torvalds * Check that the command queued to the controller 24841da177e4SLinus Torvalds */ 24851ae948faSBrian King if (status == -EINPROGRESS) 24861da177e4SLinus Torvalds return 0; 24871da177e4SLinus Torvalds 2488bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 24891da177e4SLinus Torvalds /* 24901da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 24911da177e4SLinus Torvalds */ 2492cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_TASK_SET_FULL; 24938e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2494bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2495bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 24961da177e4SLinus Torvalds return 0; 24971da177e4SLinus Torvalds } 24981da177e4SLinus Torvalds 24999e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 25001da177e4SLinus Torvalds { 25017a8cf29dSMark Haverkamp u64 lba; 25021da177e4SLinus Torvalds u32 count; 25039d399cc7SSalyzyn, Mark int fua; 25041da177e4SLinus Torvalds int status; 25051da177e4SLinus Torvalds struct aac_dev *dev; 25061da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2507da3cc679SRajashekhara, Mahesh int cid; 25081da177e4SLinus Torvalds 25091da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 25101da177e4SLinus Torvalds /* 25111da177e4SLinus Torvalds * Get block address and transfer length 25121da177e4SLinus Torvalds */ 25131da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 25141da177e4SLinus Torvalds { 25151da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 25161da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 25171da177e4SLinus Torvalds if (count == 0) 25181da177e4SLinus Torvalds count = 256; 25199d399cc7SSalyzyn, Mark fua = 0; 25207a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 25219e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 25227a8cf29dSMark Haverkamp 25237a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 25247a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 25257a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 25267a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 25277a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 25287a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 25297a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25307a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 25317a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 25329d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25337a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 25349e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 25357a8cf29dSMark Haverkamp 25367a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 25377a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25387a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 25397a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25409d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25411da177e4SLinus Torvalds } else { 25429e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 25437a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25441da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25459d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25461da177e4SLinus Torvalds } 2547da3cc679SRajashekhara, Mahesh 2548da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2549da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2550da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2551cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2552da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2553c86fbe48SBalsundar P ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, 2554da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2555da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2556da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2557da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2558da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2559c86fbe48SBalsundar P return 0; 2560da3cc679SRajashekhara, Mahesh } 2561da3cc679SRajashekhara, Mahesh 25627a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 25631da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2564e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 25657a8cf29dSMark Haverkamp return 0; 25661da177e4SLinus Torvalds /* 25671da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 25681da177e4SLinus Torvalds */ 25696bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 25701ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25719d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 25721da177e4SLinus Torvalds 25731da177e4SLinus Torvalds /* 25741da177e4SLinus Torvalds * Check that the command queued to the controller 25751da177e4SLinus Torvalds */ 25761ae948faSBrian King if (status == -EINPROGRESS) 25771da177e4SLinus Torvalds return 0; 25781da177e4SLinus Torvalds 2579bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 25801da177e4SLinus Torvalds /* 25811da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25821da177e4SLinus Torvalds */ 2583cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_TASK_SET_FULL; 25848e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 25851da177e4SLinus Torvalds 2586bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2587bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25881da177e4SLinus Torvalds return 0; 25891da177e4SLinus Torvalds } 25901da177e4SLinus Torvalds 25911da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 25921da177e4SLinus Torvalds { 25931da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 25942c644b1dSHannes Reinecke struct scsi_cmnd *cmd = context; 25951da177e4SLinus Torvalds 259603d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 259703d44337SMark Haverkamp return; 259803d44337SMark Haverkamp 25991da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 26001da177e4SLinus Torvalds smp_processor_id(), jiffies)); 26011da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 26021da177e4SLinus Torvalds 26031da177e4SLinus Torvalds 26041da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 26051da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 2606cdec16c1SHannes Reinecke cmd->result = DID_OK << 16 | SAM_STAT_GOOD; 26071da177e4SLinus Torvalds else { 26081da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 26091a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2610e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 26111da177e4SLinus Torvalds printk(KERN_WARNING 26121da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 26131da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 2614cdec16c1SHannes Reinecke cmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 26158e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 26168e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 26178e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 26181da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2619b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2620b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 26211da177e4SLinus Torvalds } 26221da177e4SLinus Torvalds 2623bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2624bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 26258e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 26261da177e4SLinus Torvalds } 26271da177e4SLinus Torvalds 26289e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 26291da177e4SLinus Torvalds { 26301da177e4SLinus Torvalds int status; 26311da177e4SLinus Torvalds struct fib *cmd_fibcontext; 26321da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 26331da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 263490ee3466SMark Haverkamp struct aac_dev *aac; 26351da177e4SLinus Torvalds 2636f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 26378c867b25SMark Haverkamp if (aac->in_reset) 26388c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 26398c867b25SMark Haverkamp 26401da177e4SLinus Torvalds /* 26417c00ffa3SMark Haverkamp * Allocate and initialize a Fib 26421da177e4SLinus Torvalds */ 26432c644b1dSHannes Reinecke cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 26441da177e4SLinus Torvalds 2645bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 26461da177e4SLinus Torvalds 26471da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 26481da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 26491da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 26509e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 26511da177e4SLinus Torvalds synchronizecmd->count = 26521da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 26531ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 26541da177e4SLinus Torvalds 26551da177e4SLinus Torvalds /* 26561da177e4SLinus Torvalds * Now send the Fib to the adapter 26571da177e4SLinus Torvalds */ 2658bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 26591da177e4SLinus Torvalds cmd_fibcontext, 26601da177e4SLinus Torvalds sizeof(struct aac_synchronize), 26611da177e4SLinus Torvalds FsaNormal, 26621da177e4SLinus Torvalds 0, 1, 26631da177e4SLinus Torvalds (fib_callback)synchronize_callback, 26641da177e4SLinus Torvalds (void *)scsicmd); 26651da177e4SLinus Torvalds 26661da177e4SLinus Torvalds /* 26671da177e4SLinus Torvalds * Check that the command queued to the controller 26681da177e4SLinus Torvalds */ 26691ae948faSBrian King if (status == -EINPROGRESS) 26701da177e4SLinus Torvalds return 0; 26711da177e4SLinus Torvalds 26721da177e4SLinus Torvalds printk(KERN_WARNING 2673bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2674bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2675bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26761da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 26771da177e4SLinus Torvalds } 26781da177e4SLinus Torvalds 2679655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2680655d722cSMark Salyzyn { 2681655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2682655d722cSMark Salyzyn 2683655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2684655d722cSMark Salyzyn return; 2685655d722cSMark Salyzyn 2686655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2687655d722cSMark Salyzyn 2688cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2689655d722cSMark Salyzyn 2690655d722cSMark Salyzyn aac_fib_complete(fibptr); 2691655d722cSMark Salyzyn aac_fib_free(fibptr); 2692655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2693655d722cSMark Salyzyn } 2694655d722cSMark Salyzyn 2695655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2696655d722cSMark Salyzyn { 2697655d722cSMark Salyzyn int status; 2698655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2699655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2700655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2701655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2702655d722cSMark Salyzyn 27031c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2704655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2705cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2706655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2707655d722cSMark Salyzyn return 0; 2708655d722cSMark Salyzyn } 2709655d722cSMark Salyzyn 2710655d722cSMark Salyzyn if (aac->in_reset) 2711655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2712655d722cSMark Salyzyn 2713655d722cSMark Salyzyn /* 2714655d722cSMark Salyzyn * Allocate and initialize a Fib 2715655d722cSMark Salyzyn */ 27166bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2717655d722cSMark Salyzyn 2718655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2719655d722cSMark Salyzyn 2720655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2721655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2722655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2723655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2724655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2725655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2726655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2727655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2728655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 27291ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2730655d722cSMark Salyzyn 2731655d722cSMark Salyzyn /* 2732655d722cSMark Salyzyn * Now send the Fib to the adapter 2733655d722cSMark Salyzyn */ 2734655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2735655d722cSMark Salyzyn cmd_fibcontext, 2736655d722cSMark Salyzyn sizeof(struct aac_power_management), 2737655d722cSMark Salyzyn FsaNormal, 2738655d722cSMark Salyzyn 0, 1, 2739655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2740655d722cSMark Salyzyn (void *)scsicmd); 2741655d722cSMark Salyzyn 2742655d722cSMark Salyzyn /* 2743655d722cSMark Salyzyn * Check that the command queued to the controller 2744655d722cSMark Salyzyn */ 27451ae948faSBrian King if (status == -EINPROGRESS) 2746655d722cSMark Salyzyn return 0; 2747655d722cSMark Salyzyn 2748655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2749655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2750655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2751655d722cSMark Salyzyn } 2752655d722cSMark Salyzyn 27531da177e4SLinus Torvalds /** 27541da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 27551da177e4SLinus Torvalds * @scsicmd: SCSI command block 27561da177e4SLinus Torvalds * 27571da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 27581da177e4SLinus Torvalds * aacraid firmware. 27591da177e4SLinus Torvalds */ 27601da177e4SLinus Torvalds 27611da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 27621da177e4SLinus Torvalds { 2763ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 27641da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 27651da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 27661da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 27671da177e4SLinus Torvalds 276890ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 276990ee3466SMark Haverkamp return -1; 27701da177e4SLinus Torvalds /* 27711da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 27721da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 27731da177e4SLinus Torvalds * itself. 27741da177e4SLinus Torvalds */ 27751a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 27761a655040SSalyzyn, Mark if (cid != host->this_id) { 27771a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 27781a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2779e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 27801da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2781c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27821da177e4SLinus Torvalds } 27831da177e4SLinus Torvalds 27841da177e4SLinus Torvalds /* 27851da177e4SLinus Torvalds * If the target container doesn't exist, it may have 27861da177e4SLinus Torvalds * been newly created 27871da177e4SLinus Torvalds */ 2788655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2789655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2790655d722cSMark Salyzyn NOT_READY)) { 27911da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2792eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 27937a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 27947a8cf29dSMark Haverkamp !(dev->raw_io_64) || 27957a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 27967a8cf29dSMark Haverkamp break; 2797df561f66SGustavo A. R. Silva fallthrough; 27981da177e4SLinus Torvalds case INQUIRY: 27991da177e4SLinus Torvalds case READ_CAPACITY: 28001da177e4SLinus Torvalds case TEST_UNIT_READY: 28018c867b25SMark Haverkamp if (dev->in_reset) 28028c867b25SMark Haverkamp return -1; 2803fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2804fe76df42SMark Haverkamp aac_probe_container_callback2); 28051da177e4SLinus Torvalds default: 28061da177e4SLinus Torvalds break; 28071da177e4SLinus Torvalds } 28081da177e4SLinus Torvalds } 28091da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2810ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2811ab5d129fSRaghava Aditya Renukunta 2812ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2813ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2814ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2815ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2816ab5d129fSRaghava Aditya Renukunta return -1; 2817ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2818ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2819cb1042f2SSalyzyn, Mark dev->jbod) { 28208c867b25SMark Haverkamp if (dev->in_reset) 28218c867b25SMark Haverkamp return -1; 28221da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 28231da177e4SLinus Torvalds } else { 28241da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2825c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28261da177e4SLinus Torvalds } 28271da177e4SLinus Torvalds } 28281da177e4SLinus Torvalds } 28291da177e4SLinus Torvalds /* 28301da177e4SLinus Torvalds * else Command for the controller itself 28311da177e4SLinus Torvalds */ 28321da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 28331da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 28341da177e4SLinus Torvalds { 28351da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 2836cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 28378e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28388e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 28398e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 28401da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 28413ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 28423ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2843c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28441da177e4SLinus Torvalds } 28451da177e4SLinus Torvalds 28461da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2847c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2848c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2849c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2850c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2851c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2852c4e2fbcaSRaghava Aditya Renukunta return -1; 2853c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2854c4e2fbcaSRaghava Aditya Renukunta 2855c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2856c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2857c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2858c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2859c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2860c4e2fbcaSRaghava Aditya Renukunta return -1; 2861c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2862c4e2fbcaSRaghava Aditya Renukunta 2863c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2864c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 2865cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2866c4e2fbcaSRaghava Aditya Renukunta break; 2867c4e2fbcaSRaghava Aditya Renukunta } 2868c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2869c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2870c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 2871df561f66SGustavo A. R. Silva fallthrough; 28721da177e4SLinus Torvalds case INQUIRY: 28731da177e4SLinus Torvalds { 28743b2946ccSMark Haverkamp struct inquiry_data inq_data; 28751da177e4SLinus Torvalds 28761a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 28773b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 28781da177e4SLinus Torvalds 2879d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 288088e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 288188e2f98eSSalyzyn, Mark 288288e2f98eSSalyzyn, Mark /* EVPD bit set */ 288388e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 288488e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 288588e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 288688e2f98eSSalyzyn, Mark /* supported vital product data pages */ 28875d910649SMahesh Rajashekhara arr[3] = 3; 288888e2f98eSSalyzyn, Mark arr[4] = 0x0; 288988e2f98eSSalyzyn, Mark arr[5] = 0x80; 28905d910649SMahesh Rajashekhara arr[6] = 0x83; 289188e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2892d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 289388e2f98eSSalyzyn, Mark sizeof(inq_data)); 2894cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 289588e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 289688e2f98eSSalyzyn, Mark /* unit serial number page */ 289788e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 289888e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 289988e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2900d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 290188e2f98eSSalyzyn, Mark sizeof(inq_data)); 2902d8e96507SLeubner, Achim if (aac_wwn != 2) 2903d8e96507SLeubner, Achim return aac_get_container_serial( 2904d8e96507SLeubner, Achim scsicmd); 2905cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 29065d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 29075d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 29085d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 29095d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 29105d910649SMahesh Rajashekhara scmd_id(scsicmd)); 29115d910649SMahesh Rajashekhara if (aac_wwn != 2) 29125d910649SMahesh Rajashekhara return aac_get_container_serial( 29135d910649SMahesh Rajashekhara scsicmd); 2914cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 291588e2f98eSSalyzyn, Mark } else { 291688e2f98eSSalyzyn, Mark /* vpd page not implemented */ 2917cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 29188e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 29198e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 29208e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 292188e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 292288e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 29233ace426fSSalyzyn, Mark min_t(size_t, 29243ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 29253ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 292688e2f98eSSalyzyn, Mark } 2927c4e2fbcaSRaghava Aditya Renukunta break; 292888e2f98eSSalyzyn, Mark } 29293b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 29303b2946ccSMark 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 */ 29313b2946ccSMark Haverkamp inq_data.inqd_len = 31; 29321da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 29333b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 29341da177e4SLinus Torvalds /* 29351da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 29361da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 29371da177e4SLinus Torvalds */ 29381a655040SSalyzyn, Mark if (cid == host->this_id) { 29396391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 29403b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2941d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2942d4345028SFUJITA Tomonori sizeof(inq_data)); 2943cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2944c4e2fbcaSRaghava Aditya Renukunta break; 29451da177e4SLinus Torvalds } 29468c867b25SMark Haverkamp if (dev->in_reset) 29478c867b25SMark Haverkamp return -1; 2948794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 29493b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2950d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 29519e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 29521da177e4SLinus Torvalds } 2953eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 29547a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 29557a8cf29dSMark Haverkamp !(dev->raw_io_64) || 29567a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 29577a8cf29dSMark Haverkamp break; 29587a8cf29dSMark Haverkamp { 29597a8cf29dSMark Haverkamp u64 capacity; 296007ce5ebaSMark Haverkamp char cp[13]; 2961b271f1c8SFUJITA Tomonori unsigned int alloc_len; 29627a8cf29dSMark Haverkamp 29637a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 29647a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 29657a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 29667a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 29677a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 29687a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 29697a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 29707a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 29717a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 29727a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 2973b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2974b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2975b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2976b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 297707ce5ebaSMark Haverkamp cp[12] = 0; 297807ce5ebaSMark Haverkamp 2979b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2980b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2981b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2982b271f1c8SFUJITA Tomonori 2983b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2984d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2985b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2986b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 2987b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 29887a8cf29dSMark Haverkamp 29897a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 29907a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 29917a8cf29dSMark Haverkamp 2992cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2993c4e2fbcaSRaghava Aditya Renukunta break; 29947a8cf29dSMark Haverkamp } 29957a8cf29dSMark Haverkamp 29961da177e4SLinus Torvalds case READ_CAPACITY: 29971da177e4SLinus Torvalds { 29981da177e4SLinus Torvalds u32 capacity; 29993b2946ccSMark Haverkamp char cp[8]; 30001da177e4SLinus Torvalds 30011da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 30027a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 30031da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 30041da177e4SLinus Torvalds else 30051da177e4SLinus Torvalds capacity = (u32)-1; 30063b2946ccSMark Haverkamp 30071da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 30081da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 30091da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 30101da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 3011b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3012b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3013b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3014b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 3015d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 30167a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 30177a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 3018cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3019c4e2fbcaSRaghava Aditya Renukunta break; 30201da177e4SLinus Torvalds } 30211da177e4SLinus Torvalds 30221da177e4SLinus Torvalds case MODE_SENSE: 30231da177e4SLinus Torvalds { 30249d399cc7SSalyzyn, Mark int mode_buf_length = 4; 3025b836439fSMahesh Rajashekhara u32 capacity; 3026b836439fSMahesh Rajashekhara aac_modep_data mpd; 3027b836439fSMahesh Rajashekhara 3028b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3029b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3030b836439fSMahesh Rajashekhara else 3031b836439fSMahesh Rajashekhara capacity = (u32)-1; 30321da177e4SLinus Torvalds 30331da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 3034b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 3035b836439fSMahesh Rajashekhara 3036b836439fSMahesh Rajashekhara /* Mode data length */ 3037b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 3038b836439fSMahesh Rajashekhara /* Medium type - default */ 3039b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 3040b836439fSMahesh Rajashekhara /* Device-specific param, 30419d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 30429d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3043b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 3044b836439fSMahesh Rajashekhara 304595e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3046b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 3047b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 3048b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 3049b836439fSMahesh Rajashekhara else { 3050b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 3051b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 3052b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 3053b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3054b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3055b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3056b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3057b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 30585d910649SMahesh Rajashekhara 30595d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 30605d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 30615d910649SMahesh Rajashekhara /* page length */ 30625d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 30635d910649SMahesh Rajashekhara /* Mode data length */ 30645d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 30655d910649SMahesh Rajashekhara } else { 30665d910649SMahesh Rajashekhara /* Mode data length */ 30675d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 30685d910649SMahesh Rajashekhara } 30695d910649SMahesh Rajashekhara 3070b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3071b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3072b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3073b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3074b836439fSMahesh Rajashekhara } else { 3075b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3076b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3077b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3078b836439fSMahesh Rajashekhara } 3079b836439fSMahesh Rajashekhara } 30809d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 30819d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3082b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3083b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3084b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3085b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 308695e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3087b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 30885d910649SMahesh Rajashekhara } 30895d910649SMahesh Rajashekhara 30909d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 30919d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 30925d910649SMahesh Rajashekhara else 30935d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3094b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3095b836439fSMahesh Rajashekhara (char *)&mpd, 3096b836439fSMahesh Rajashekhara mode_buf_length); 3097cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3098c4e2fbcaSRaghava Aditya Renukunta break; 30991da177e4SLinus Torvalds } 31001da177e4SLinus Torvalds case MODE_SENSE_10: 31011da177e4SLinus Torvalds { 3102b836439fSMahesh Rajashekhara u32 capacity; 31039d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3104b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3105b836439fSMahesh Rajashekhara 3106b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3107b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3108b836439fSMahesh Rajashekhara else 3109b836439fSMahesh Rajashekhara capacity = (u32)-1; 31101da177e4SLinus Torvalds 31111da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3112b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3113b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3114b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3115b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3116b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3117b836439fSMahesh Rajashekhara /* Medium type - default */ 3118b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3119b836439fSMahesh Rajashekhara /* Device-specific param, 31209d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 31219d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3122b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3123b836439fSMahesh Rajashekhara 312495e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3125b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3126b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3127b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3128b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3129b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3130b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3131b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3132b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3133b836439fSMahesh Rajashekhara } else { 3134b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3135b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3136b836439fSMahesh Rajashekhara 3137b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3138b836439fSMahesh Rajashekhara 3139b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3140b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3141b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3142b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3143b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3144b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3145b836439fSMahesh Rajashekhara 3146b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3147b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3148b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3149b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3150b836439fSMahesh Rajashekhara } else { 3151b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3152b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3153b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3154b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3155b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3156b836439fSMahesh Rajashekhara capacity & 0xff; 3157b836439fSMahesh Rajashekhara } 3158b836439fSMahesh Rajashekhara } 31599d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31609d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3161b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3162b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3163b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3164b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 316595e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3166b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 31679d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 31689d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 31699d399cc7SSalyzyn, Mark } 3170b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3171b836439fSMahesh Rajashekhara (char *)&mpd10, 3172b836439fSMahesh Rajashekhara mode_buf_length); 31731da177e4SLinus Torvalds 3174cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3175c4e2fbcaSRaghava Aditya Renukunta break; 31761da177e4SLinus Torvalds } 31771da177e4SLinus Torvalds case REQUEST_SENSE: 31781da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3179c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3180c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3181c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3182c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3183cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3184c4e2fbcaSRaghava Aditya Renukunta break; 31851da177e4SLinus Torvalds 31861da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 31871da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 31881da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 31891da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 31901da177e4SLinus Torvalds else 31911da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 31921da177e4SLinus Torvalds 3193cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3194c4e2fbcaSRaghava Aditya Renukunta break; 31951da177e4SLinus Torvalds /* 31961da177e4SLinus Torvalds * These commands are all No-Ops 31971da177e4SLinus Torvalds */ 31981da177e4SLinus Torvalds case TEST_UNIT_READY: 3199655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3200cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 3201655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3202655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3203655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3204655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3205655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3206655d722cSMark Salyzyn min_t(size_t, 3207655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3208655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3209c4e2fbcaSRaghava Aditya Renukunta break; 3210655d722cSMark Salyzyn } 3211df561f66SGustavo A. R. Silva fallthrough; 32121da177e4SLinus Torvalds case RESERVE: 32131da177e4SLinus Torvalds case RELEASE: 32141da177e4SLinus Torvalds case REZERO_UNIT: 32151da177e4SLinus Torvalds case REASSIGN_BLOCKS: 32161da177e4SLinus Torvalds case SEEK_10: 3217cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3218c4e2fbcaSRaghava Aditya Renukunta break; 3219655d722cSMark Salyzyn 3220655d722cSMark Salyzyn case START_STOP: 3221655d722cSMark Salyzyn return aac_start_stop(scsicmd); 32221da177e4SLinus Torvalds 32231da177e4SLinus Torvalds default: 32241da177e4SLinus Torvalds /* 32251da177e4SLinus Torvalds * Unhandled commands 32261da177e4SLinus Torvalds */ 3227c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3228c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3229cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 32308e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 32311da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 32328e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 32331da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 32343ace426fSSalyzyn, Mark min_t(size_t, 32353ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 32363ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3237c4e2fbcaSRaghava Aditya Renukunta } 3238c4e2fbcaSRaghava Aditya Renukunta 3239c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3240c4e2fbcaSRaghava Aditya Renukunta 32411da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 32421da177e4SLinus Torvalds return 0; 32431da177e4SLinus Torvalds } 32441da177e4SLinus Torvalds 32451da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 32461da177e4SLinus Torvalds { 32471da177e4SLinus Torvalds struct aac_query_disk qd; 32481da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32491da177e4SLinus Torvalds 32501da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 325190ee3466SMark Haverkamp if (!fsa_dev_ptr) 325265101355SMark Haverkamp return -EBUSY; 32531da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 32541da177e4SLinus Torvalds return -EFAULT; 3255e6fd916aSDan Carpenter if (qd.cnum == -1) { 3256e6fd916aSDan Carpenter if (qd.id < 0 || qd.id >= dev->maximum_num_containers) 3257e6fd916aSDan Carpenter return -EINVAL; 3258e5718774SMark Haverkamp qd.cnum = qd.id; 3259e6fd916aSDan Carpenter } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { 32601da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 32611da177e4SLinus Torvalds return -EINVAL; 32621da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 32631da177e4SLinus Torvalds qd.bus = 0; 32641da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 32651da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 32661da177e4SLinus Torvalds } 32671da177e4SLinus Torvalds else return -EINVAL; 32681da177e4SLinus Torvalds 3269fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 32701da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 32711da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 32721da177e4SLinus Torvalds 32731da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 32741da177e4SLinus Torvalds qd.unmapped = 1; 32751da177e4SLinus Torvalds else 32761da177e4SLinus Torvalds qd.unmapped = 0; 32771da177e4SLinus Torvalds 32781da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 32791da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 32801da177e4SLinus Torvalds 32811da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 32821da177e4SLinus Torvalds return -EFAULT; 32831da177e4SLinus Torvalds return 0; 32841da177e4SLinus Torvalds } 32851da177e4SLinus Torvalds 32861da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 32871da177e4SLinus Torvalds { 32881da177e4SLinus Torvalds struct aac_delete_disk dd; 32891da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32901da177e4SLinus Torvalds 32911da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 329265101355SMark Haverkamp if (!fsa_dev_ptr) 329365101355SMark Haverkamp return -EBUSY; 32941da177e4SLinus Torvalds 32951da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 32961da177e4SLinus Torvalds return -EFAULT; 32971da177e4SLinus Torvalds 32981da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 32991da177e4SLinus Torvalds return -EINVAL; 33001da177e4SLinus Torvalds /* 33011da177e4SLinus Torvalds * Mark this container as being deleted. 33021da177e4SLinus Torvalds */ 33031da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 33041da177e4SLinus Torvalds /* 33051da177e4SLinus Torvalds * Mark the container as no longer valid 33061da177e4SLinus Torvalds */ 33071da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 33081da177e4SLinus Torvalds return 0; 33091da177e4SLinus Torvalds } 33101da177e4SLinus Torvalds 33111da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 33121da177e4SLinus Torvalds { 33131da177e4SLinus Torvalds struct aac_delete_disk dd; 33141da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33151da177e4SLinus Torvalds 33161da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 331790ee3466SMark Haverkamp if (!fsa_dev_ptr) 331865101355SMark Haverkamp return -EBUSY; 33191da177e4SLinus Torvalds 33201da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 33211da177e4SLinus Torvalds return -EFAULT; 33221da177e4SLinus Torvalds 33231da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 33241da177e4SLinus Torvalds return -EINVAL; 33251da177e4SLinus Torvalds /* 33261da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 33271da177e4SLinus Torvalds */ 33281da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 33291da177e4SLinus Torvalds return -EBUSY; 33301da177e4SLinus Torvalds else { 33311da177e4SLinus Torvalds /* 33321da177e4SLinus Torvalds * Mark the container as no longer being valid. 33331da177e4SLinus Torvalds */ 33341da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 33351da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 33361da177e4SLinus Torvalds return 0; 33371da177e4SLinus Torvalds } 33381da177e4SLinus Torvalds } 33391da177e4SLinus Torvalds 33406f4e626fSNathan Chancellor int aac_dev_ioctl(struct aac_dev *dev, unsigned int cmd, void __user *arg) 33411da177e4SLinus Torvalds { 33421da177e4SLinus Torvalds switch (cmd) { 33431da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 33441da177e4SLinus Torvalds return query_disk(dev, arg); 33451da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 33461da177e4SLinus Torvalds return delete_disk(dev, arg); 33471da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 33481da177e4SLinus Torvalds return force_delete_disk(dev, arg); 33491da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 33501da177e4SLinus Torvalds return aac_get_containers(dev); 33511da177e4SLinus Torvalds default: 33521da177e4SLinus Torvalds return -ENOTTY; 33531da177e4SLinus Torvalds } 33541da177e4SLinus Torvalds } 33551da177e4SLinus Torvalds 33561da177e4SLinus Torvalds /** 33571da177e4SLinus Torvalds * aac_srb_callback 33581da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 33591da177e4SLinus Torvalds * @fibptr: pointer to the fib 33601da177e4SLinus Torvalds * 33611da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 33621da177e4SLinus Torvalds */ 33631da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 33641da177e4SLinus Torvalds { 33651da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 33661da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 33671da177e4SLinus Torvalds 33681da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 336903d44337SMark Haverkamp 337003d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 337103d44337SMark Haverkamp return; 337203d44337SMark Haverkamp 3373125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 33744ec57fb4SRaghava Aditya Renukunta 337555b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 33764ec57fb4SRaghava Aditya Renukunta 33771da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 337885d22bbfSMahesh Rajashekhara 337985d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 338085d22bbfSMahesh Rajashekhara /* fast response */ 338185d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 338285d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 338385d22bbfSMahesh Rajashekhara } else { 33841da177e4SLinus Torvalds /* 33851da177e4SLinus Torvalds * Calculate resid for sg 33861da177e4SLinus Torvalds */ 3387727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3388727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 33894ec57fb4SRaghava Aditya Renukunta } 33904ec57fb4SRaghava Aditya Renukunta 33914ec57fb4SRaghava Aditya Renukunta 33924ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 33934ec57fb4SRaghava Aditya Renukunta 33944ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 33954ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 33964ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 33974ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 33984ec57fb4SRaghava Aditya Renukunta 33991da177e4SLinus Torvalds /* 34001da177e4SLinus Torvalds * First check the fib status 34011da177e4SLinus Torvalds */ 34021da177e4SLinus Torvalds 34031da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 34041da177e4SLinus Torvalds int len; 340555b87608SMahesh Rajashekhara 34064ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 34074ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 34083ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 34093ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 3410cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16 | SAM_STAT_CHECK_CONDITION; 341155b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 341255b87608SMahesh Rajashekhara srbreply->sense_data, len); 34131da177e4SLinus Torvalds } 34141da177e4SLinus Torvalds 34151da177e4SLinus Torvalds /* 34161da177e4SLinus Torvalds * Next check the srb status 34171da177e4SLinus Torvalds */ 34181da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 34191da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 34201da177e4SLinus Torvalds case SRB_STATUS_PENDING: 34211da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 3422cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 34231da177e4SLinus Torvalds break; 34241da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 34251da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 34261da177e4SLinus Torvalds case READ_6: 34271da177e4SLinus Torvalds case WRITE_6: 34281da177e4SLinus Torvalds case READ_10: 34291da177e4SLinus Torvalds case WRITE_10: 34301da177e4SLinus Torvalds case READ_12: 34311da177e4SLinus Torvalds case WRITE_12: 34327a8cf29dSMark Haverkamp case READ_16: 34337a8cf29dSMark Haverkamp case WRITE_16: 343455b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 343555b87608SMahesh Rajashekhara < scsicmd->underflow) 34364ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 343755b87608SMahesh Rajashekhara else 34384ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 3439cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 34401da177e4SLinus Torvalds break; 34414ec57fb4SRaghava Aditya Renukunta case INQUIRY: 3442cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 34431da177e4SLinus Torvalds break; 34441da177e4SLinus Torvalds default: 3445cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 34461da177e4SLinus Torvalds break; 34471da177e4SLinus Torvalds } 34481da177e4SLinus Torvalds break; 34491da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 3450cdec16c1SHannes Reinecke scsicmd->result = DID_ABORT << 16; 34511da177e4SLinus Torvalds break; 34521da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 345355b87608SMahesh Rajashekhara /* 345455b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 345555b87608SMahesh Rajashekhara * hba was trying to abort for some reason 345655b87608SMahesh Rajashekhara */ 3457cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 34581da177e4SLinus Torvalds break; 34591da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 3460cdec16c1SHannes Reinecke scsicmd->result = DID_PARITY << 16; 34611da177e4SLinus Torvalds break; 34621da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 34631da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 34641da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 34651da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 34661da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 3467cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 34681da177e4SLinus Torvalds break; 34691da177e4SLinus Torvalds 34701da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 34711da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 3472cdec16c1SHannes Reinecke scsicmd->result = DID_TIME_OUT << 16; 34731da177e4SLinus Torvalds break; 34741da177e4SLinus Torvalds 34751da177e4SLinus Torvalds case SRB_STATUS_BUSY: 3476cdec16c1SHannes Reinecke scsicmd->result = DID_BUS_BUSY << 16; 34771da177e4SLinus Torvalds break; 34781da177e4SLinus Torvalds 34791da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 3480cdec16c1SHannes Reinecke scsicmd->result = DID_RESET << 16; 34811da177e4SLinus Torvalds break; 34821da177e4SLinus Torvalds 34831da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 3484cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 34851da177e4SLinus Torvalds break; 34861da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 34871da177e4SLinus Torvalds case SRB_STATUS_ERROR: 34881da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 34891da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 34901da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 34911da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 34921da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 34931da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 34941da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 34951da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 34961da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 34971da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 34981da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 34991da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 35001da177e4SLinus Torvalds default: 35011da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35024ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 35031da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 35041da177e4SLinus Torvalds aac_get_status_string( 35051da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 35061da177e4SLinus Torvalds scsicmd->cmnd[0], 35071da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 35081da177e4SLinus Torvalds #endif 35094ec57fb4SRaghava Aditya Renukunta /* 35104ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 35114ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 35124ec57fb4SRaghava Aditya Renukunta * 35134ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 35144ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 35154ec57fb4SRaghava Aditya Renukunta */ 35161fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 35171fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 35184ec57fb4SRaghava Aditya Renukunta 35191fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 3520cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 35211fc8010aSRajashekhara, Mahesh } else { 3522cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 35231fc8010aSRajashekhara, Mahesh } 35241fc8010aSRajashekhara, Mahesh } else { 3525cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 35261fc8010aSRajashekhara, Mahesh } 3527cdec16c1SHannes Reinecke break; 35281da177e4SLinus Torvalds } 352955b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 353055b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 35311da177e4SLinus Torvalds int len; 353255b87608SMahesh Rajashekhara 35331da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 35343ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35353ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 35361da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35374ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 35387a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 35391da177e4SLinus Torvalds #endif 354055b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 354155b87608SMahesh Rajashekhara srbreply->sense_data, len); 354255b87608SMahesh Rajashekhara } 35434ec57fb4SRaghava Aditya Renukunta 35441da177e4SLinus Torvalds /* 35451da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 35461da177e4SLinus Torvalds */ 35471da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 35481da177e4SLinus Torvalds 3549bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 35508e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 35511da177e4SLinus Torvalds } 35521da177e4SLinus Torvalds 3553ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3554ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3555ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3556ab5d129fSRaghava Aditya Renukunta 3557ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3558ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3559ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3560ab5d129fSRaghava Aditya Renukunta 3561ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3562ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3563cdec16c1SHannes Reinecke scsicmd->result |= DID_OK << 16; 3564ab5d129fSRaghava Aditya Renukunta break; 3565ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3566ab5d129fSRaghava Aditya Renukunta { 3567ab5d129fSRaghava Aditya Renukunta int len; 3568ab5d129fSRaghava Aditya Renukunta 3569ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3570ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3571ab5d129fSRaghava Aditya Renukunta if (len) 3572ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3573ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3574cdec16c1SHannes Reinecke scsicmd->result |= DID_OK << 16; 3575ab5d129fSRaghava Aditya Renukunta break; 3576ab5d129fSRaghava Aditya Renukunta } 3577ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3578cdec16c1SHannes Reinecke scsicmd->result |= DID_BUS_BUSY << 16; 3579ab5d129fSRaghava Aditya Renukunta break; 3580ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3581cdec16c1SHannes Reinecke scsicmd->result |= DID_ABORT << 16; 3582ab5d129fSRaghava Aditya Renukunta break; 3583ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3584ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3585ab5d129fSRaghava Aditya Renukunta default: 3586cdec16c1SHannes Reinecke scsicmd->result |= DID_ERROR << 16; 3587ab5d129fSRaghava Aditya Renukunta break; 3588ab5d129fSRaghava Aditya Renukunta } 3589ab5d129fSRaghava Aditya Renukunta } 3590ab5d129fSRaghava Aditya Renukunta 3591ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3592ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3593ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3594ab5d129fSRaghava Aditya Renukunta { 3595ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3596ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3597ab5d129fSRaghava Aditya Renukunta { 3598ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3599ab5d129fSRaghava Aditya Renukunta 3600ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3601ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3602ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3603ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3604ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3605ab5d129fSRaghava Aditya Renukunta } 3606cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 3607ab5d129fSRaghava Aditya Renukunta break; 3608ab5d129fSRaghava Aditya Renukunta } 3609ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3610ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3611cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_BUSY; 3612ab5d129fSRaghava Aditya Renukunta break; 3613ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3614cdec16c1SHannes Reinecke scsicmd->result = DID_ABORT << 16; 3615ab5d129fSRaghava Aditya Renukunta break; 3616ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3617cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 3618ab5d129fSRaghava Aditya Renukunta break; 3619ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3620ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3621cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 3622ab5d129fSRaghava Aditya Renukunta break; 3623ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3624ab5d129fSRaghava Aditya Renukunta default: 3625cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 3626ab5d129fSRaghava Aditya Renukunta break; 3627ab5d129fSRaghava Aditya Renukunta } 3628ab5d129fSRaghava Aditya Renukunta } 3629ab5d129fSRaghava Aditya Renukunta 36301da177e4SLinus Torvalds /** 3631ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3632ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3633ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3634ab5d129fSRaghava Aditya Renukunta * 3635ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3636ab5d129fSRaghava Aditya Renukunta */ 3637ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3638ab5d129fSRaghava Aditya Renukunta { 3639ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3640ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3641ab5d129fSRaghava Aditya Renukunta 3642ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3643ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3644ab5d129fSRaghava Aditya Renukunta 3645ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3646ab5d129fSRaghava Aditya Renukunta 3647ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3648ab5d129fSRaghava Aditya Renukunta return; 3649ab5d129fSRaghava Aditya Renukunta 3650ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3651ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3652ab5d129fSRaghava Aditya Renukunta 3653ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3654ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3655ab5d129fSRaghava Aditya Renukunta 3656ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3657ab5d129fSRaghava Aditya Renukunta /* fast response */ 3658cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 3659ab5d129fSRaghava Aditya Renukunta goto out; 3660ab5d129fSRaghava Aditya Renukunta } 3661ab5d129fSRaghava Aditya Renukunta 3662ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3663ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3664ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3665ab5d129fSRaghava Aditya Renukunta break; 3666ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3667ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3668ab5d129fSRaghava Aditya Renukunta break; 3669ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3670cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 3671ab5d129fSRaghava Aditya Renukunta break; 3672ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3673cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 3674ab5d129fSRaghava Aditya Renukunta break; 3675ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3676ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3677cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 3678ab5d129fSRaghava Aditya Renukunta break; 3679ab5d129fSRaghava Aditya Renukunta default: 3680cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 3681ab5d129fSRaghava Aditya Renukunta break; 3682ab5d129fSRaghava Aditya Renukunta } 3683ab5d129fSRaghava Aditya Renukunta 3684ab5d129fSRaghava Aditya Renukunta out: 3685ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3686ab5d129fSRaghava Aditya Renukunta 3687ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3688ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3689ab5d129fSRaghava Aditya Renukunta else 3690ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3691ab5d129fSRaghava Aditya Renukunta } 3692ab5d129fSRaghava Aditya Renukunta 3693ab5d129fSRaghava Aditya Renukunta /** 3694ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 36951da177e4SLinus Torvalds * @scsicmd: the scsi command block 36961da177e4SLinus Torvalds * 36971da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 36981da177e4SLinus Torvalds * scsicmd passed in. 36991da177e4SLinus Torvalds */ 37001da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 37011da177e4SLinus Torvalds { 37021da177e4SLinus Torvalds struct fib* cmd_fibcontext; 37031da177e4SLinus Torvalds struct aac_dev* dev; 37041da177e4SLinus Torvalds int status; 37051da177e4SLinus Torvalds 370684971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3707e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 370884971738SMark Haverkamp scsicmd->device->lun > 7) { 37091da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 37101da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 37111da177e4SLinus Torvalds return 0; 37121da177e4SLinus Torvalds } 37131da177e4SLinus Torvalds 37141da177e4SLinus Torvalds /* 37151da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 37161da177e4SLinus Torvalds */ 37176bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 37181ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3719e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 37201da177e4SLinus Torvalds 37211da177e4SLinus Torvalds /* 37221da177e4SLinus Torvalds * Check that the command queued to the controller 37231da177e4SLinus Torvalds */ 37241ae948faSBrian King if (status == -EINPROGRESS) 37251da177e4SLinus Torvalds return 0; 37261da177e4SLinus Torvalds 3727bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3728bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3729bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 37301da177e4SLinus Torvalds 37311da177e4SLinus Torvalds return -1; 37321da177e4SLinus Torvalds } 37331da177e4SLinus Torvalds 3734ab5d129fSRaghava Aditya Renukunta /** 3735ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3736ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3737ab5d129fSRaghava Aditya Renukunta * 3738ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3739ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3740ab5d129fSRaghava Aditya Renukunta */ 3741ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3742ab5d129fSRaghava Aditya Renukunta { 3743ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3744ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3745ab5d129fSRaghava Aditya Renukunta int status; 3746ab5d129fSRaghava Aditya Renukunta 3747ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3748ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3749ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3750ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3751ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3752ab5d129fSRaghava Aditya Renukunta return 0; 3753ab5d129fSRaghava Aditya Renukunta } 3754ab5d129fSRaghava Aditya Renukunta 3755ab5d129fSRaghava Aditya Renukunta /* 3756ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3757ab5d129fSRaghava Aditya Renukunta */ 3758ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3759ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3760ab5d129fSRaghava Aditya Renukunta return -1; 3761ab5d129fSRaghava Aditya Renukunta 37621ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3763ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3764ab5d129fSRaghava Aditya Renukunta 3765ab5d129fSRaghava Aditya Renukunta /* 3766ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3767ab5d129fSRaghava Aditya Renukunta */ 37681ae948faSBrian King if (status == -EINPROGRESS) 3769ab5d129fSRaghava Aditya Renukunta return 0; 3770ab5d129fSRaghava Aditya Renukunta 3771ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3772ab5d129fSRaghava Aditya Renukunta status); 3773ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3774ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3775ab5d129fSRaghava Aditya Renukunta 3776ab5d129fSRaghava Aditya Renukunta return -1; 3777ab5d129fSRaghava Aditya Renukunta } 3778ab5d129fSRaghava Aditya Renukunta 3779ab5d129fSRaghava Aditya Renukunta 37800b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 37811da177e4SLinus Torvalds { 37821da177e4SLinus Torvalds unsigned long byte_count = 0; 3783727eead6SFUJITA Tomonori int nseg; 3784a2260323SNikola Pajkovsky struct scatterlist *sg; 3785a2260323SNikola Pajkovsky int i; 37861da177e4SLinus Torvalds 37871da177e4SLinus Torvalds // Get rid of old data 37881da177e4SLinus Torvalds psg->count = 0; 37891da177e4SLinus Torvalds psg->sg[0].addr = 0; 37901da177e4SLinus Torvalds psg->sg[0].count = 0; 3791727eead6SFUJITA Tomonori 3792727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3793a2260323SNikola Pajkovsky if (nseg <= 0) 37940b433447SMahesh Rajashekhara return nseg; 37951da177e4SLinus Torvalds 3796727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 37971da177e4SLinus Torvalds 3798727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 37991da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 38001da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 38011da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 38021da177e4SLinus Torvalds } 38031da177e4SLinus Torvalds /* hba wants the size to be exact */ 3804727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 380556b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3806727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 380756b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3808727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38091da177e4SLinus Torvalds } 38101da177e4SLinus Torvalds /* Check for command underflow */ 38111da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 38121da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38131da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38141da177e4SLinus Torvalds } 3815a2260323SNikola Pajkovsky 38161da177e4SLinus Torvalds return byte_count; 38171da177e4SLinus Torvalds } 38181da177e4SLinus Torvalds 38191da177e4SLinus Torvalds 38200b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 38211da177e4SLinus Torvalds { 38221da177e4SLinus Torvalds unsigned long byte_count = 0; 382356b58712SMark Haverkamp u64 addr; 3824727eead6SFUJITA Tomonori int nseg; 3825a2260323SNikola Pajkovsky struct scatterlist *sg; 3826a2260323SNikola Pajkovsky int i; 38271da177e4SLinus Torvalds 38281da177e4SLinus Torvalds // Get rid of old data 38291da177e4SLinus Torvalds psg->count = 0; 38301da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 38311da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 38321da177e4SLinus Torvalds psg->sg[0].count = 0; 3833727eead6SFUJITA Tomonori 3834727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3835a2260323SNikola Pajkovsky if (nseg <= 0) 38360b433447SMahesh Rajashekhara return nseg; 38371da177e4SLinus Torvalds 3838727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38391241f359SMark Haverkamp int count = sg_dma_len(sg); 384056b58712SMark Haverkamp addr = sg_dma_address(sg); 384156b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 384256b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 38431241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38441241f359SMark Haverkamp byte_count += count; 38451da177e4SLinus Torvalds } 3846727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38471da177e4SLinus Torvalds /* hba wants the size to be exact */ 3848727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 384956b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3850727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 385156b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3852727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38531da177e4SLinus Torvalds } 38541da177e4SLinus Torvalds /* Check for command underflow */ 38551da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 38561da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38571da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38581da177e4SLinus Torvalds } 3859a2260323SNikola Pajkovsky 38601da177e4SLinus Torvalds return byte_count; 38611da177e4SLinus Torvalds } 38621da177e4SLinus Torvalds 38630b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 38640e68c003SMark Haverkamp { 38650e68c003SMark Haverkamp unsigned long byte_count = 0; 3866727eead6SFUJITA Tomonori int nseg; 3867a2260323SNikola Pajkovsky struct scatterlist *sg; 3868a2260323SNikola Pajkovsky int i; 38690e68c003SMark Haverkamp 38700e68c003SMark Haverkamp // Get rid of old data 38710e68c003SMark Haverkamp psg->count = 0; 38720e68c003SMark Haverkamp psg->sg[0].next = 0; 38730e68c003SMark Haverkamp psg->sg[0].prev = 0; 38740e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 38750e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 38760e68c003SMark Haverkamp psg->sg[0].count = 0; 38770e68c003SMark Haverkamp psg->sg[0].flags = 0; 3878727eead6SFUJITA Tomonori 3879727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3880a2260323SNikola Pajkovsky if (nseg <= 0) 38810b433447SMahesh Rajashekhara return nseg; 38820e68c003SMark Haverkamp 3883727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38840e68c003SMark Haverkamp int count = sg_dma_len(sg); 38850e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 38860e68c003SMark Haverkamp psg->sg[i].next = 0; 38870e68c003SMark Haverkamp psg->sg[i].prev = 0; 38880e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 38890e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 38900e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38910e68c003SMark Haverkamp psg->sg[i].flags = 0; 38920e68c003SMark Haverkamp byte_count += count; 38930e68c003SMark Haverkamp } 3894727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38950e68c003SMark Haverkamp /* hba wants the size to be exact */ 3896727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 38970e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3898727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 38990e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3900727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39010e68c003SMark Haverkamp } 39020e68c003SMark Haverkamp /* Check for command underflow */ 39030e68c003SMark Haverkamp if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39040e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39050e68c003SMark Haverkamp byte_count, scsicmd->underflow); 39060e68c003SMark Haverkamp } 3907a2260323SNikola Pajkovsky 39080e68c003SMark Haverkamp return byte_count; 39090e68c003SMark Haverkamp } 39100e68c003SMark Haverkamp 39110b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 39120b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 391385d22bbfSMahesh Rajashekhara { 391485d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 391585d22bbfSMahesh Rajashekhara int nseg; 391685d22bbfSMahesh Rajashekhara struct scatterlist *sg; 391785d22bbfSMahesh Rajashekhara int i, conformable = 0; 391885d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 391985d22bbfSMahesh Rajashekhara 3920a2260323SNikola Pajkovsky nseg = scsi_dma_map(scsicmd); 3921a2260323SNikola Pajkovsky if (nseg <= 0) 3922a2260323SNikola Pajkovsky return nseg; 3923a2260323SNikola Pajkovsky 392485d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 392585d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 392685d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 392785d22bbfSMahesh Rajashekhara 392885d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 392985d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 393085d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 393185d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 393285d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 393385d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 393485d22bbfSMahesh Rajashekhara if (i == 0) { 393585d22bbfSMahesh Rajashekhara conformable = 1; 393685d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 393785d22bbfSMahesh Rajashekhara } else if (i == 1) { 393885d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 393985d22bbfSMahesh Rajashekhara min_size = cur_size; 394085d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 394185d22bbfSMahesh Rajashekhara conformable = 0; 394285d22bbfSMahesh Rajashekhara if (cur_size < min_size) 394385d22bbfSMahesh Rajashekhara min_size = cur_size; 394485d22bbfSMahesh Rajashekhara } 394585d22bbfSMahesh Rajashekhara byte_count += count; 394685d22bbfSMahesh Rajashekhara } 394785d22bbfSMahesh Rajashekhara 394885d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 394985d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 395085d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 395185d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 395285d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 395385d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 395485d22bbfSMahesh Rajashekhara } 395585d22bbfSMahesh Rajashekhara 395685d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 395785d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 395885d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 395985d22bbfSMahesh Rajashekhara if (!conformable) { 396085d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 396185d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 396285d22bbfSMahesh Rajashekhara err_found = 0; 396385d22bbfSMahesh Rajashekhara nseg_new = 2; 396485d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 396585d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 396685d22bbfSMahesh Rajashekhara err_found = 1; 396785d22bbfSMahesh Rajashekhara break; 396885d22bbfSMahesh Rajashekhara } 396985d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 397085d22bbfSMahesh Rajashekhara } 397185d22bbfSMahesh Rajashekhara if (!err_found) 397285d22bbfSMahesh Rajashekhara break; 397385d22bbfSMahesh Rajashekhara } 397496676246SNikola Pajkovsky if (i > 0 && nseg_new <= sg_max) { 397596676246SNikola Pajkovsky int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); 397696676246SNikola Pajkovsky 397796676246SNikola Pajkovsky if (ret < 0) 397896676246SNikola Pajkovsky return ret; 397996676246SNikola Pajkovsky } 398085d22bbfSMahesh Rajashekhara } else 398185d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 398285d22bbfSMahesh Rajashekhara 398385d22bbfSMahesh Rajashekhara /* Check for command underflow */ 398485d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 398585d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 398685d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 398785d22bbfSMahesh Rajashekhara } 398885d22bbfSMahesh Rajashekhara 398985d22bbfSMahesh Rajashekhara return byte_count; 399085d22bbfSMahesh Rajashekhara } 399185d22bbfSMahesh Rajashekhara 399285d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 399385d22bbfSMahesh Rajashekhara { 399485d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 399585d22bbfSMahesh Rajashekhara int i, j, pos; 399685d22bbfSMahesh Rajashekhara u32 addr_low; 399785d22bbfSMahesh Rajashekhara 399885d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 399985d22bbfSMahesh Rajashekhara return 0; 400085d22bbfSMahesh Rajashekhara 4001*39107e85SGustavo A. R. Silva sge = kmalloc_array(nseg_new, sizeof(*sge), GFP_ATOMIC); 400285d22bbfSMahesh Rajashekhara if (sge == NULL) 400396676246SNikola Pajkovsky return -ENOMEM; 400485d22bbfSMahesh Rajashekhara 400585d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 400685d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 400785d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 400885d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 400985d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 401085d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 401185d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 401285d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 401385d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 401485d22bbfSMahesh Rajashekhara pos++; 401585d22bbfSMahesh Rajashekhara } 401685d22bbfSMahesh Rajashekhara } 401785d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 401885d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 401985d22bbfSMahesh Rajashekhara 402085d22bbfSMahesh Rajashekhara kfree(sge); 402185d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 402285d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 402385d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 402485d22bbfSMahesh Rajashekhara return 0; 402585d22bbfSMahesh Rajashekhara } 402685d22bbfSMahesh Rajashekhara 4027ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4028ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4029ab5d129fSRaghava Aditya Renukunta int sg_max, 4030ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4031ab5d129fSRaghava Aditya Renukunta { 4032ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4033ab5d129fSRaghava Aditya Renukunta int nseg; 4034ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4035ab5d129fSRaghava Aditya Renukunta int i; 4036ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4037ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4038ab5d129fSRaghava Aditya Renukunta 4039ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4040ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4041ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4042ab5d129fSRaghava Aditya Renukunta goto out; 4043ab5d129fSRaghava Aditya Renukunta } 4044ab5d129fSRaghava Aditya Renukunta 4045ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4046ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4047ab5d129fSRaghava Aditya Renukunta else 4048ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4049ab5d129fSRaghava Aditya Renukunta 4050ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4051ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4052ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4053ab5d129fSRaghava Aditya Renukunta 4054ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4055ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4056ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4057ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4058ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4059ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4060ab5d129fSRaghava Aditya Renukunta byte_count += count; 4061ab5d129fSRaghava Aditya Renukunta sge++; 4062ab5d129fSRaghava Aditya Renukunta } 4063ab5d129fSRaghava Aditya Renukunta 4064ab5d129fSRaghava Aditya Renukunta sge--; 4065ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4066ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4067ab5d129fSRaghava Aditya Renukunta u32 temp; 4068ab5d129fSRaghava Aditya Renukunta 4069ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4070ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4071ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4072ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4073ab5d129fSRaghava Aditya Renukunta } 4074ab5d129fSRaghava Aditya Renukunta 4075ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4076ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4077ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4078ab5d129fSRaghava Aditya Renukunta } else { 4079ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4080ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4081ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4082ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4083ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4084ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4085ab5d129fSRaghava Aditya Renukunta } 4086ab5d129fSRaghava Aditya Renukunta 4087ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4088ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4089ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4090ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4091ab5d129fSRaghava Aditya Renukunta } 4092ab5d129fSRaghava Aditya Renukunta out: 4093ab5d129fSRaghava Aditya Renukunta return byte_count; 4094ab5d129fSRaghava Aditya Renukunta } 4095ab5d129fSRaghava Aditya Renukunta 40961da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 40971da177e4SLinus Torvalds 40981da177e4SLinus Torvalds struct aac_srb_status_info { 40991da177e4SLinus Torvalds u32 status; 41001da177e4SLinus Torvalds char *str; 41011da177e4SLinus Torvalds }; 41021da177e4SLinus Torvalds 41031da177e4SLinus Torvalds 41041da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 41051da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 41061da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 41071da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 41081da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 41091da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 41101da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 41111da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 41121da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 41131da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 41141da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 41151da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 41161da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 41171da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 41181da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 41191da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 41201da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 41211da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 41221da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 41231da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 41241da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 41251da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 41261da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 41271da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 41281da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 41291da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 41301da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 41311da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 41321da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 41331da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 41341da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 41351da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 41361da177e4SLinus Torvalds { 0xff, "Unknown Error"} 41371da177e4SLinus Torvalds }; 41381da177e4SLinus Torvalds 41391da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 41401da177e4SLinus Torvalds { 41411da177e4SLinus Torvalds int i; 41421da177e4SLinus Torvalds 41436391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 41446391a113STobias Klauser if (srb_status_info[i].status == status) 41451da177e4SLinus Torvalds return srb_status_info[i].str; 41461da177e4SLinus Torvalds 41471da177e4SLinus Torvalds return "Bad Status Code"; 41481da177e4SLinus Torvalds } 41491da177e4SLinus Torvalds 41501da177e4SLinus Torvalds #endif 4151