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 559*cdec16c1SHannes 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 /** 789bfb35aa8SMark Haverkamp * aac_probe_container - 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 /** 8411da177e4SLinus Torvalds * InqStrCopy - 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 1095*cdec16c1SHannes 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")); 1194*cdec16c1SHannes 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; 123885d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 123985d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 124085d22bbfSMahesh Rajashekhara } else { 124185d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1242e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1243e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1244e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1245b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1246b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1247e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 124885d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1249e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1250e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 12510b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 12520b433447SMahesh Rajashekhara if (ret < 0) 12530b433447SMahesh Rajashekhara return ret; 125485d22bbfSMahesh Rajashekhara command = ContainerRawIo; 125585d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 125685d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 125785d22bbfSMahesh Rajashekhara } 125885d22bbfSMahesh Rajashekhara 1259e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1260e8f32de5SMark Haverkamp /* 1261e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1262e8f32de5SMark Haverkamp */ 126385d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1264e8f32de5SMark Haverkamp fib, 1265e8f32de5SMark Haverkamp fibsize, 1266e8f32de5SMark Haverkamp FsaNormal, 1267e8f32de5SMark Haverkamp 0, 1, 1268e8f32de5SMark Haverkamp (fib_callback) io_callback, 1269e8f32de5SMark Haverkamp (void *) cmd); 1270e8f32de5SMark Haverkamp } 1271e8f32de5SMark Haverkamp 1272e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1273e8f32de5SMark Haverkamp { 1274e8f32de5SMark Haverkamp u16 fibsize; 1275e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12760b433447SMahesh Rajashekhara long ret; 12770b433447SMahesh Rajashekhara 1278e8f32de5SMark Haverkamp aac_fib_init(fib); 1279e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1280e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1281e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1282e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1283e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1284e8f32de5SMark Haverkamp readcmd->pad = 0; 1285e8f32de5SMark Haverkamp readcmd->flags = 0; 1286e8f32de5SMark Haverkamp 12870b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 12880b433447SMahesh Rajashekhara if (ret < 0) 12890b433447SMahesh Rajashekhara return ret; 1290e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1291e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1292e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1293e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1294e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1295e8f32de5SMark Haverkamp /* 1296e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1297e8f32de5SMark Haverkamp */ 1298e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1299e8f32de5SMark Haverkamp fib, 1300e8f32de5SMark Haverkamp fibsize, 1301e8f32de5SMark Haverkamp FsaNormal, 1302e8f32de5SMark Haverkamp 0, 1, 1303e8f32de5SMark Haverkamp (fib_callback) io_callback, 1304e8f32de5SMark Haverkamp (void *) cmd); 1305e8f32de5SMark Haverkamp } 1306e8f32de5SMark Haverkamp 1307e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1308e8f32de5SMark Haverkamp { 1309e8f32de5SMark Haverkamp u16 fibsize; 1310e8f32de5SMark Haverkamp struct aac_read *readcmd; 1311b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13120b433447SMahesh Rajashekhara long ret; 13130b433447SMahesh Rajashekhara 1314e8f32de5SMark Haverkamp aac_fib_init(fib); 1315e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1316e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1317f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1318e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1319b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1320b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1321e8f32de5SMark Haverkamp 13220b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 13230b433447SMahesh Rajashekhara if (ret < 0) 13240b433447SMahesh Rajashekhara return ret; 1325e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1326e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1327e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1328e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1329e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1330e8f32de5SMark Haverkamp /* 1331e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1332e8f32de5SMark Haverkamp */ 1333e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1334e8f32de5SMark Haverkamp fib, 1335e8f32de5SMark Haverkamp fibsize, 1336e8f32de5SMark Haverkamp FsaNormal, 1337e8f32de5SMark Haverkamp 0, 1, 1338e8f32de5SMark Haverkamp (fib_callback) io_callback, 1339e8f32de5SMark Haverkamp (void *) cmd); 1340e8f32de5SMark Haverkamp } 1341e8f32de5SMark Haverkamp 13429d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1343e8f32de5SMark Haverkamp { 134485d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 134585d22bbfSMahesh Rajashekhara u16 fibsize, command; 13460b433447SMahesh Rajashekhara long ret; 134785d22bbfSMahesh Rajashekhara 1348e8f32de5SMark Haverkamp aac_fib_init(fib); 1349d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1350d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1351d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 135285d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 135385d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 135485d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 135585d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 135685d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1357b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1358b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 135985d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 136085d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 136185d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 136285d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 136385d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 13640b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 13650b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 13660b433447SMahesh Rajashekhara if (ret < 0) 13670b433447SMahesh Rajashekhara return ret; 136885d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 136985d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 137085d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 137185d22bbfSMahesh Rajashekhara } else { 137285d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1373e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1374e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1375e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1376b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1377b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1378e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 137995e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 138095e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 138185d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 138285d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1383e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1384e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 13850b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 13860b433447SMahesh Rajashekhara if (ret < 0) 13870b433447SMahesh Rajashekhara return ret; 138885d22bbfSMahesh Rajashekhara command = ContainerRawIo; 138985d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 139085d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 139185d22bbfSMahesh Rajashekhara } 139285d22bbfSMahesh Rajashekhara 1393e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1394e8f32de5SMark Haverkamp /* 1395e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1396e8f32de5SMark Haverkamp */ 139785d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1398e8f32de5SMark Haverkamp fib, 1399e8f32de5SMark Haverkamp fibsize, 1400e8f32de5SMark Haverkamp FsaNormal, 1401e8f32de5SMark Haverkamp 0, 1, 1402e8f32de5SMark Haverkamp (fib_callback) io_callback, 1403e8f32de5SMark Haverkamp (void *) cmd); 1404e8f32de5SMark Haverkamp } 1405e8f32de5SMark Haverkamp 14069d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1407e8f32de5SMark Haverkamp { 1408e8f32de5SMark Haverkamp u16 fibsize; 1409e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 14100b433447SMahesh Rajashekhara long ret; 14110b433447SMahesh Rajashekhara 1412e8f32de5SMark Haverkamp aac_fib_init(fib); 1413e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1414e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1415e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1416e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1417e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1418e8f32de5SMark Haverkamp writecmd->pad = 0; 1419e8f32de5SMark Haverkamp writecmd->flags = 0; 1420e8f32de5SMark Haverkamp 14210b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 14220b433447SMahesh Rajashekhara if (ret < 0) 14230b433447SMahesh Rajashekhara return ret; 1424e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1425e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1426e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1427e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1428e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1429e8f32de5SMark Haverkamp /* 1430e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1431e8f32de5SMark Haverkamp */ 1432e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1433e8f32de5SMark Haverkamp fib, 1434e8f32de5SMark Haverkamp fibsize, 1435e8f32de5SMark Haverkamp FsaNormal, 1436e8f32de5SMark Haverkamp 0, 1, 1437e8f32de5SMark Haverkamp (fib_callback) io_callback, 1438e8f32de5SMark Haverkamp (void *) cmd); 1439e8f32de5SMark Haverkamp } 1440e8f32de5SMark Haverkamp 14419d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1442e8f32de5SMark Haverkamp { 1443e8f32de5SMark Haverkamp u16 fibsize; 1444e8f32de5SMark Haverkamp struct aac_write *writecmd; 1445b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 14460b433447SMahesh Rajashekhara long ret; 14470b433447SMahesh Rajashekhara 1448e8f32de5SMark Haverkamp aac_fib_init(fib); 1449e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1450e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1451f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1452e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1453b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1454b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1455e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1456e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1457e8f32de5SMark Haverkamp 14580b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 14590b433447SMahesh Rajashekhara if (ret < 0) 14600b433447SMahesh Rajashekhara return ret; 1461e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1462e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1463e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1464e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1465e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1466e8f32de5SMark Haverkamp /* 1467e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1468e8f32de5SMark Haverkamp */ 1469e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1470e8f32de5SMark Haverkamp fib, 1471e8f32de5SMark Haverkamp fibsize, 1472e8f32de5SMark Haverkamp FsaNormal, 1473e8f32de5SMark Haverkamp 0, 1, 1474e8f32de5SMark Haverkamp (fib_callback) io_callback, 1475e8f32de5SMark Haverkamp (void *) cmd); 1476e8f32de5SMark Haverkamp } 1477e8f32de5SMark Haverkamp 1478e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1479e8f32de5SMark Haverkamp { 1480e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1481e8f32de5SMark Haverkamp u32 flag; 1482e8f32de5SMark Haverkamp u32 timeout; 1483e2fd90ddSBalsundar P struct aac_dev *dev = fib->dev; 1484e8f32de5SMark Haverkamp 1485e8f32de5SMark Haverkamp aac_fib_init(fib); 1486e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1487e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1488e8f32de5SMark Haverkamp flag = SRB_DataOut; 1489e8f32de5SMark Haverkamp break; 1490e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1491e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1492e8f32de5SMark Haverkamp break; 1493e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1494e8f32de5SMark Haverkamp flag = SRB_DataIn; 1495e8f32de5SMark Haverkamp break; 1496e8f32de5SMark Haverkamp case DMA_NONE: 1497e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1498e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1499e8f32de5SMark Haverkamp break; 1500e8f32de5SMark Haverkamp } 1501e8f32de5SMark Haverkamp 1502e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1503e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1504e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1505e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1506e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1507e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1508242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1509e8f32de5SMark Haverkamp if (timeout == 0) 1510e2fd90ddSBalsundar P timeout = (dev->sa_firmware ? AAC_SA_TIMEOUT : AAC_ARC_TIMEOUT); 1511e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1512e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1513e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1514e8f32de5SMark Haverkamp return srbcmd; 1515e8f32de5SMark Haverkamp } 1516e8f32de5SMark Haverkamp 1517ab5d129fSRaghava Aditya Renukunta static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1518ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *cmd) 1519ab5d129fSRaghava Aditya Renukunta { 1520ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd; 1521ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1522ab5d129fSRaghava Aditya Renukunta int bus, target; 1523ab5d129fSRaghava Aditya Renukunta u64 address; 1524ab5d129fSRaghava Aditya Renukunta 1525ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1526ab5d129fSRaghava Aditya Renukunta 1527ab5d129fSRaghava Aditya Renukunta hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1528ab5d129fSRaghava Aditya Renukunta memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1529ab5d129fSRaghava Aditya Renukunta /* iu_type is a parameter of aac_hba_send */ 1530ab5d129fSRaghava Aditya Renukunta switch (cmd->sc_data_direction) { 1531ab5d129fSRaghava Aditya Renukunta case DMA_TO_DEVICE: 1532ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 2; 1533ab5d129fSRaghava Aditya Renukunta break; 1534ab5d129fSRaghava Aditya Renukunta case DMA_FROM_DEVICE: 1535ab5d129fSRaghava Aditya Renukunta case DMA_BIDIRECTIONAL: 1536ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 1; 1537ab5d129fSRaghava Aditya Renukunta break; 1538ab5d129fSRaghava Aditya Renukunta case DMA_NONE: 1539ab5d129fSRaghava Aditya Renukunta default: 1540ab5d129fSRaghava Aditya Renukunta break; 1541ab5d129fSRaghava Aditya Renukunta } 1542ab5d129fSRaghava Aditya Renukunta hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1543ab5d129fSRaghava Aditya Renukunta 1544ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(cmd)); 1545ab5d129fSRaghava Aditya Renukunta target = scmd_id(cmd); 1546ab5d129fSRaghava Aditya Renukunta hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1547ab5d129fSRaghava Aditya Renukunta 1548ab5d129fSRaghava Aditya Renukunta /* we fill in reply_qid later in aac_src_deliver_message */ 1549ab5d129fSRaghava Aditya Renukunta /* we fill in iu_type, request_id later in aac_hba_send */ 1550ab5d129fSRaghava Aditya Renukunta /* we fill in emb_data_desc_count later in aac_build_sghba */ 1551ab5d129fSRaghava Aditya Renukunta 1552ab5d129fSRaghava Aditya Renukunta memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1553ab5d129fSRaghava Aditya Renukunta hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1554ab5d129fSRaghava Aditya Renukunta 1555ab5d129fSRaghava Aditya Renukunta address = (u64)fib->hw_error_pa; 1556ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1557ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1558ab5d129fSRaghava Aditya Renukunta hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1559ab5d129fSRaghava Aditya Renukunta 1560ab5d129fSRaghava Aditya Renukunta return hbacmd; 1561ab5d129fSRaghava Aditya Renukunta } 1562ab5d129fSRaghava Aditya Renukunta 1563e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1564e8f32de5SMark Haverkamp 1565e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1566e8f32de5SMark Haverkamp { 1567e8f32de5SMark Haverkamp u16 fibsize; 1568e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15690b433447SMahesh Rajashekhara long ret; 1570e8f32de5SMark Haverkamp 15710b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 15720b433447SMahesh Rajashekhara if (ret < 0) 15730b433447SMahesh Rajashekhara return ret; 1574727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1575e8f32de5SMark Haverkamp 1576e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1577e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1578e8f32de5SMark Haverkamp /* 1579e8f32de5SMark Haverkamp * Build Scatter/Gather list 1580e8f32de5SMark Haverkamp */ 1581e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1582e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1583e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1584e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1585e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1586e8f32de5SMark Haverkamp 1587e8f32de5SMark Haverkamp /* 1588e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1589e8f32de5SMark Haverkamp */ 1590e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1591e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1592e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1593e8f32de5SMark Haverkamp (void *) cmd); 1594e8f32de5SMark Haverkamp } 1595e8f32de5SMark Haverkamp 1596e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1597e8f32de5SMark Haverkamp { 1598e8f32de5SMark Haverkamp u16 fibsize; 1599e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 16000b433447SMahesh Rajashekhara long ret; 1601e8f32de5SMark Haverkamp 16020b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 16030b433447SMahesh Rajashekhara if (ret < 0) 16040b433447SMahesh Rajashekhara return ret; 1605727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1606e8f32de5SMark Haverkamp 1607e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1608e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1609e8f32de5SMark Haverkamp /* 1610e8f32de5SMark Haverkamp * Build Scatter/Gather list 1611e8f32de5SMark Haverkamp */ 1612e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1613e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1614e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1615e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1616e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1617e8f32de5SMark Haverkamp 1618e8f32de5SMark Haverkamp /* 1619e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1620e8f32de5SMark Haverkamp */ 1621e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1622e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1623e8f32de5SMark Haverkamp } 1624e8f32de5SMark Haverkamp 162594cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 162694cf6ba1SSalyzyn, Mark { 1627d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 162894cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 162994cf6ba1SSalyzyn, Mark return FAILED; 163094cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 163194cf6ba1SSalyzyn, Mark } 163294cf6ba1SSalyzyn, Mark 1633ab5d129fSRaghava Aditya Renukunta static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1634ab5d129fSRaghava Aditya Renukunta { 1635ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1636ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1637ab5d129fSRaghava Aditya Renukunta long ret; 1638ab5d129fSRaghava Aditya Renukunta 1639ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1640ab5d129fSRaghava Aditya Renukunta 1641ab5d129fSRaghava Aditya Renukunta ret = aac_build_sghba(cmd, hbacmd, 1642ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1643ab5d129fSRaghava Aditya Renukunta if (ret < 0) 1644ab5d129fSRaghava Aditya Renukunta return ret; 1645ab5d129fSRaghava Aditya Renukunta 1646ab5d129fSRaghava Aditya Renukunta /* 1647ab5d129fSRaghava Aditya Renukunta * Now send the HBA command to the adapter 1648ab5d129fSRaghava Aditya Renukunta */ 1649ab5d129fSRaghava Aditya Renukunta fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1650ab5d129fSRaghava Aditya Renukunta sizeof(struct aac_hba_sgl); 1651ab5d129fSRaghava Aditya Renukunta 1652ab5d129fSRaghava Aditya Renukunta return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1653ab5d129fSRaghava Aditya Renukunta (fib_callback) aac_hba_callback, 1654ab5d129fSRaghava Aditya Renukunta (void *) cmd); 1655ab5d129fSRaghava Aditya Renukunta } 1656ab5d129fSRaghava Aditya Renukunta 16578fb39182SRaghava Aditya Renukunta static int aac_send_safw_bmic_cmd(struct aac_dev *dev, 16588fb39182SRaghava Aditya Renukunta struct aac_srb_unit *srbu, void *xfer_buf, int xfer_len) 165971a91ca4SRaghava Aditya Renukunta { 166071a91ca4SRaghava Aditya Renukunta struct fib *fibptr; 166171a91ca4SRaghava Aditya Renukunta dma_addr_t addr; 16628fb39182SRaghava Aditya Renukunta int rcode; 16638fb39182SRaghava Aditya Renukunta int fibsize; 16648fb39182SRaghava Aditya Renukunta struct aac_srb *srb; 16658fb39182SRaghava Aditya Renukunta struct aac_srb_reply *srb_reply; 16668fb39182SRaghava Aditya Renukunta struct sgmap64 *sg64; 16678fb39182SRaghava Aditya Renukunta u32 vbus; 16688fb39182SRaghava Aditya Renukunta u32 vid; 166971a91ca4SRaghava Aditya Renukunta 16708fb39182SRaghava Aditya Renukunta if (!dev->sa_firmware) 16718fb39182SRaghava Aditya Renukunta return 0; 1672ab5d129fSRaghava Aditya Renukunta 16738fb39182SRaghava Aditya Renukunta /* allocate FIB */ 167471a91ca4SRaghava Aditya Renukunta fibptr = aac_fib_alloc(dev); 167571a91ca4SRaghava Aditya Renukunta if (!fibptr) 16768fb39182SRaghava Aditya Renukunta return -ENOMEM; 167771a91ca4SRaghava Aditya Renukunta 167871a91ca4SRaghava Aditya Renukunta aac_fib_init(fibptr); 16798fb39182SRaghava Aditya Renukunta fibptr->hw_fib_va->header.XferState &= 16808fb39182SRaghava Aditya Renukunta ~cpu_to_le32(FastResponseCapable); 168171a91ca4SRaghava Aditya Renukunta 16828fb39182SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) + 16838fb39182SRaghava Aditya Renukunta sizeof(struct sgentry64); 16848fb39182SRaghava Aditya Renukunta 16858fb39182SRaghava Aditya Renukunta /* allocate DMA buffer for response */ 16868fb39182SRaghava Aditya Renukunta addr = dma_map_single(&dev->pdev->dev, xfer_buf, xfer_len, 16878fb39182SRaghava Aditya Renukunta DMA_BIDIRECTIONAL); 16888fb39182SRaghava Aditya Renukunta if (dma_mapping_error(&dev->pdev->dev, addr)) { 16898fb39182SRaghava Aditya Renukunta rcode = -ENOMEM; 16908fb39182SRaghava Aditya Renukunta goto fib_error; 16918fb39182SRaghava Aditya Renukunta } 16928fb39182SRaghava Aditya Renukunta 16938fb39182SRaghava Aditya Renukunta srb = fib_data(fibptr); 16948fb39182SRaghava Aditya Renukunta memcpy(srb, &srbu->srb, sizeof(struct aac_srb)); 16958fb39182SRaghava Aditya Renukunta 16968fb39182SRaghava Aditya Renukunta vbus = (u32)le16_to_cpu( 16978fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus); 16988fb39182SRaghava Aditya Renukunta vid = (u32)le16_to_cpu( 16998fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_target); 17008fb39182SRaghava Aditya Renukunta 17018fb39182SRaghava Aditya Renukunta /* set the common request fields */ 17028fb39182SRaghava Aditya Renukunta srb->channel = cpu_to_le32(vbus); 17038fb39182SRaghava Aditya Renukunta srb->id = cpu_to_le32(vid); 17048fb39182SRaghava Aditya Renukunta srb->lun = 0; 17058fb39182SRaghava Aditya Renukunta srb->function = cpu_to_le32(SRBF_ExecuteScsi); 17068fb39182SRaghava Aditya Renukunta srb->timeout = 0; 17078fb39182SRaghava Aditya Renukunta srb->retry_limit = 0; 17088fb39182SRaghava Aditya Renukunta srb->cdb_size = cpu_to_le32(16); 17098fb39182SRaghava Aditya Renukunta srb->count = cpu_to_le32(xfer_len); 17108fb39182SRaghava Aditya Renukunta 17118fb39182SRaghava Aditya Renukunta sg64 = (struct sgmap64 *)&srb->sg; 17128fb39182SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 17138fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 17148fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 17158fb39182SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(xfer_len); 17168fb39182SRaghava Aditya Renukunta 17178fb39182SRaghava Aditya Renukunta /* 17188fb39182SRaghava Aditya Renukunta * Copy the updated data for other dumping or other usage if needed 17198fb39182SRaghava Aditya Renukunta */ 17208fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb, srb, sizeof(struct aac_srb)); 17218fb39182SRaghava Aditya Renukunta 17228fb39182SRaghava Aditya Renukunta /* issue request to the controller */ 17238fb39182SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, FsaNormal, 17248fb39182SRaghava Aditya Renukunta 1, 1, NULL, NULL); 17258fb39182SRaghava Aditya Renukunta 17268fb39182SRaghava Aditya Renukunta if (rcode == -ERESTARTSYS) 17278fb39182SRaghava Aditya Renukunta rcode = -ERESTART; 17288fb39182SRaghava Aditya Renukunta 17298fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 17308fb39182SRaghava Aditya Renukunta goto bmic_error; 17318fb39182SRaghava Aditya Renukunta 17328fb39182SRaghava Aditya Renukunta srb_reply = (struct aac_srb_reply *)fib_data(fibptr); 17338fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb_reply, srb_reply, sizeof(struct aac_srb_reply)); 17348fb39182SRaghava Aditya Renukunta 17358fb39182SRaghava Aditya Renukunta bmic_error: 17368fb39182SRaghava Aditya Renukunta dma_unmap_single(&dev->pdev->dev, addr, xfer_len, DMA_BIDIRECTIONAL); 17378fb39182SRaghava Aditya Renukunta fib_error: 17388fb39182SRaghava Aditya Renukunta aac_fib_complete(fibptr); 17398fb39182SRaghava Aditya Renukunta aac_fib_free(fibptr); 17408fb39182SRaghava Aditya Renukunta return rcode; 17418fb39182SRaghava Aditya Renukunta } 17428fb39182SRaghava Aditya Renukunta 17430bcb45fbSRaghava Aditya Renukunta static void aac_set_safw_target_qd(struct aac_dev *dev, int bus, int target) 17440bcb45fbSRaghava Aditya Renukunta { 17450bcb45fbSRaghava Aditya Renukunta 17460bcb45fbSRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp; 17470bcb45fbSRaghava Aditya Renukunta 17480bcb45fbSRaghava Aditya Renukunta if (dev->hba_map[bus][target].devtype != AAC_DEVTYPE_NATIVE_RAW) 17490bcb45fbSRaghava Aditya Renukunta return; 17500bcb45fbSRaghava Aditya Renukunta 17510bcb45fbSRaghava Aditya Renukunta identify_resp = dev->hba_map[bus][target].safw_identify_resp; 17520bcb45fbSRaghava Aditya Renukunta if (identify_resp == NULL) { 17530bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17540bcb45fbSRaghava Aditya Renukunta return; 17550bcb45fbSRaghava Aditya Renukunta } 17560bcb45fbSRaghava Aditya Renukunta 17570bcb45fbSRaghava Aditya Renukunta if (identify_resp->current_queue_depth_limit <= 0 || 17580bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit > 255) 17590bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17600bcb45fbSRaghava Aditya Renukunta else 17610bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 17620bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit; 17630bcb45fbSRaghava Aditya Renukunta } 17640bcb45fbSRaghava Aditya Renukunta 1765b5a475e9SRaghava Aditya Renukunta static int aac_issue_safw_bmic_identify(struct aac_dev *dev, 1766e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd **identify_resp, u32 bus, u32 target) 17678fb39182SRaghava Aditya Renukunta { 17688fb39182SRaghava Aditya Renukunta int rcode = -ENOMEM; 1769b5a475e9SRaghava Aditya Renukunta int datasize; 17708fb39182SRaghava Aditya Renukunta struct aac_srb_unit srbu; 17718fb39182SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1772b5a475e9SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_reply; 17738fb39182SRaghava Aditya Renukunta 17748fb39182SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 1775b5a475e9SRaghava Aditya Renukunta identify_reply = kmalloc(datasize, GFP_KERNEL); 1776b5a475e9SRaghava Aditya Renukunta if (!identify_reply) 17778fb39182SRaghava Aditya Renukunta goto out; 17788fb39182SRaghava Aditya Renukunta 17798fb39182SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 17808fb39182SRaghava Aditya Renukunta 17818fb39182SRaghava Aditya Renukunta srbcmd = &srbu.srb; 178271a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 178371a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 178471a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 178571a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 178671a91ca4SRaghava Aditya Renukunta 1787b5a475e9SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, identify_reply, datasize); 17888fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1789e2ee8c94SRaghava Aditya Renukunta goto mem_free_all; 179071a91ca4SRaghava Aditya Renukunta 1791e2ee8c94SRaghava Aditya Renukunta *identify_resp = identify_reply; 1792e2ee8c94SRaghava Aditya Renukunta 179371a91ca4SRaghava Aditya Renukunta out: 179471a91ca4SRaghava Aditya Renukunta return rcode; 1795e2ee8c94SRaghava Aditya Renukunta mem_free_all: 1796e2ee8c94SRaghava Aditya Renukunta kfree(identify_reply); 1797e2ee8c94SRaghava Aditya Renukunta goto out; 179871a91ca4SRaghava Aditya Renukunta } 179971a91ca4SRaghava Aditya Renukunta 1800a25b6ca1SRaghava Aditya Renukunta static inline void aac_free_safw_ciss_luns(struct aac_dev *dev) 1801a25b6ca1SRaghava Aditya Renukunta { 1802a25b6ca1SRaghava Aditya Renukunta kfree(dev->safw_phys_luns); 1803a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = NULL; 1804a25b6ca1SRaghava Aditya Renukunta } 1805a25b6ca1SRaghava Aditya Renukunta 1806a25b6ca1SRaghava Aditya Renukunta /** 1807a25b6ca1SRaghava Aditya Renukunta * aac_get_safw_ciss_luns() Process topology change 1808a25b6ca1SRaghava Aditya Renukunta * @dev: aac_dev structure 1809a25b6ca1SRaghava Aditya Renukunta * 1810a25b6ca1SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1811a25b6ca1SRaghava Aditya Renukunta * the current hba_map. 1812a25b6ca1SRaghava Aditya Renukunta */ 181375be67cdSRaghava Aditya Renukunta static int aac_get_safw_ciss_luns(struct aac_dev *dev) 1814a25b6ca1SRaghava Aditya Renukunta { 1815a25b6ca1SRaghava Aditya Renukunta int rcode = -ENOMEM; 1816a25b6ca1SRaghava Aditya Renukunta int datasize; 1817a25b6ca1SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1818a25b6ca1SRaghava Aditya Renukunta struct aac_srb_unit srbu; 1819a25b6ca1SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1820a25b6ca1SRaghava Aditya Renukunta 1821a25b6ca1SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) + 1822a25b6ca1SRaghava Aditya Renukunta (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1823a25b6ca1SRaghava Aditya Renukunta phys_luns = kmalloc(datasize, GFP_KERNEL); 1824a25b6ca1SRaghava Aditya Renukunta if (phys_luns == NULL) 1825a25b6ca1SRaghava Aditya Renukunta goto out; 1826a25b6ca1SRaghava Aditya Renukunta 1827a25b6ca1SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 1828a25b6ca1SRaghava Aditya Renukunta 1829a25b6ca1SRaghava Aditya Renukunta srbcmd = &srbu.srb; 1830a25b6ca1SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1831a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1832a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1833a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1834a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1835a25b6ca1SRaghava Aditya Renukunta 1836a25b6ca1SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, phys_luns, datasize); 1837a25b6ca1SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1838a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1839a25b6ca1SRaghava Aditya Renukunta 1840a25b6ca1SRaghava Aditya Renukunta if (phys_luns->resp_flag != 2) { 1841a25b6ca1SRaghava Aditya Renukunta rcode = -ENOMSG; 1842a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1843a25b6ca1SRaghava Aditya Renukunta } 1844a25b6ca1SRaghava Aditya Renukunta 1845a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = phys_luns; 1846a25b6ca1SRaghava Aditya Renukunta 1847a25b6ca1SRaghava Aditya Renukunta out: 1848a25b6ca1SRaghava Aditya Renukunta return rcode; 1849a25b6ca1SRaghava Aditya Renukunta mem_free_all: 1850a25b6ca1SRaghava Aditya Renukunta kfree(phys_luns); 1851a25b6ca1SRaghava Aditya Renukunta goto out; 18524b000227SRaghava Aditya Renukunta } 1853a25b6ca1SRaghava Aditya Renukunta 18544b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_lun_count(struct aac_dev *dev) 18554b000227SRaghava Aditya Renukunta { 1856bbd16d96SRaghava Aditya Renukunta return get_unaligned_be32(&dev->safw_phys_luns->list_length[0])/24; 18574b000227SRaghava Aditya Renukunta } 18584b000227SRaghava Aditya Renukunta 18594b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_bus(struct aac_dev *dev, int lun) 18604b000227SRaghava Aditya Renukunta { 18614b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[1] & 0x3f; 18624b000227SRaghava Aditya Renukunta } 18634b000227SRaghava Aditya Renukunta 18644b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_target(struct aac_dev *dev, int lun) 18654b000227SRaghava Aditya Renukunta { 18664b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[0]; 18674b000227SRaghava Aditya Renukunta } 18684b000227SRaghava Aditya Renukunta 18694b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_expose_flag(struct aac_dev *dev, int lun) 18704b000227SRaghava Aditya Renukunta { 18714b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].bus >> 6; 18724b000227SRaghava Aditya Renukunta } 18734b000227SRaghava Aditya Renukunta 18744b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_attribs(struct aac_dev *dev, int lun) 18754b000227SRaghava Aditya Renukunta { 18764b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[9]; 18774b000227SRaghava Aditya Renukunta } 18784b000227SRaghava Aditya Renukunta 18794b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_nexus(struct aac_dev *dev, int lun) 18804b000227SRaghava Aditya Renukunta { 18814b000227SRaghava Aditya Renukunta return *((u32 *)&dev->safw_phys_luns->lun[lun].node_ident[12]); 18824b000227SRaghava Aditya Renukunta } 18834b000227SRaghava Aditya Renukunta 18844b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_device_type(struct aac_dev *dev, int lun) 18854b000227SRaghava Aditya Renukunta { 18864b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[8]; 1887a25b6ca1SRaghava Aditya Renukunta } 1888a25b6ca1SRaghava Aditya Renukunta 1889e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_identify_resp(struct aac_dev *dev, 1890e2ee8c94SRaghava Aditya Renukunta int bus, int target) 1891e2ee8c94SRaghava Aditya Renukunta { 1892e2ee8c94SRaghava Aditya Renukunta kfree(dev->hba_map[bus][target].safw_identify_resp); 1893e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = NULL; 1894e2ee8c94SRaghava Aditya Renukunta } 1895e2ee8c94SRaghava Aditya Renukunta 1896e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_all_identify_resp(struct aac_dev *dev, 1897e2ee8c94SRaghava Aditya Renukunta int lun_count) 1898e2ee8c94SRaghava Aditya Renukunta { 1899e2ee8c94SRaghava Aditya Renukunta int luns; 1900e2ee8c94SRaghava Aditya Renukunta int i; 1901e2ee8c94SRaghava Aditya Renukunta u32 bus; 1902e2ee8c94SRaghava Aditya Renukunta u32 target; 1903e2ee8c94SRaghava Aditya Renukunta 1904e2ee8c94SRaghava Aditya Renukunta luns = aac_get_safw_phys_lun_count(dev); 1905e2ee8c94SRaghava Aditya Renukunta 1906e2ee8c94SRaghava Aditya Renukunta if (luns < lun_count) 1907e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1908e2ee8c94SRaghava Aditya Renukunta else if (lun_count < 0) 1909e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1910e2ee8c94SRaghava Aditya Renukunta 1911e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; i++) { 1912e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1913e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1914e2ee8c94SRaghava Aditya Renukunta 1915e2ee8c94SRaghava Aditya Renukunta aac_free_safw_identify_resp(dev, bus, target); 1916e2ee8c94SRaghava Aditya Renukunta } 1917e2ee8c94SRaghava Aditya Renukunta } 1918e2ee8c94SRaghava Aditya Renukunta 191975be67cdSRaghava Aditya Renukunta static int aac_get_safw_attr_all_targets(struct aac_dev *dev) 1920e2ee8c94SRaghava Aditya Renukunta { 1921e2ee8c94SRaghava Aditya Renukunta int i; 1922e2ee8c94SRaghava Aditya Renukunta int rcode = 0; 1923e2ee8c94SRaghava Aditya Renukunta u32 lun_count; 1924e2ee8c94SRaghava Aditya Renukunta u32 bus; 1925e2ee8c94SRaghava Aditya Renukunta u32 target; 1926e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp = NULL; 1927e2ee8c94SRaghava Aditya Renukunta 1928e2ee8c94SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1929e2ee8c94SRaghava Aditya Renukunta 1930e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1931e2ee8c94SRaghava Aditya Renukunta 1932e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1933e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1934e2ee8c94SRaghava Aditya Renukunta 1935e2ee8c94SRaghava Aditya Renukunta rcode = aac_issue_safw_bmic_identify(dev, 1936e2ee8c94SRaghava Aditya Renukunta &identify_resp, bus, target); 1937e2ee8c94SRaghava Aditya Renukunta 19380bcb45fbSRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1939e2ee8c94SRaghava Aditya Renukunta goto free_identify_resp; 1940e2ee8c94SRaghava Aditya Renukunta 1941e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = identify_resp; 1942e2ee8c94SRaghava Aditya Renukunta } 1943e2ee8c94SRaghava Aditya Renukunta 1944e2ee8c94SRaghava Aditya Renukunta out: 1945e2ee8c94SRaghava Aditya Renukunta return rcode; 1946e2ee8c94SRaghava Aditya Renukunta free_identify_resp: 1947e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, i); 1948e2ee8c94SRaghava Aditya Renukunta goto out; 1949e2ee8c94SRaghava Aditya Renukunta } 1950e2ee8c94SRaghava Aditya Renukunta 1951c83b11e3SRaghava Aditya Renukunta /** 1952b5a475e9SRaghava Aditya Renukunta * aac_set_safw_attr_all_targets- update current hba map with data from FW 1953c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1954c83b11e3SRaghava Aditya Renukunta * 1955c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1956c83b11e3SRaghava Aditya Renukunta */ 195775be67cdSRaghava Aditya Renukunta static void aac_set_safw_attr_all_targets(struct aac_dev *dev) 1958c83b11e3SRaghava Aditya Renukunta { 1959c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1960c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1961c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1962c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 19633edfb8b2SRaghava Aditya Renukunta 19644b000227SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1965c83b11e3SRaghava Aditya Renukunta 1966f2d2cabaSRaghava Aditya Renukunta dev->scan_counter++; 1967f2d2cabaSRaghava Aditya Renukunta 1968c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1969c83b11e3SRaghava Aditya Renukunta 19704b000227SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 19714b000227SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 19724b000227SRaghava Aditya Renukunta expose_flag = aac_get_safw_phys_expose_flag(dev, i); 19734b000227SRaghava Aditya Renukunta attribs = aac_get_safw_phys_attribs(dev, i); 19744b000227SRaghava Aditya Renukunta nexus = aac_get_safw_phys_nexus(dev, i); 1975c83b11e3SRaghava Aditya Renukunta 1976c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1977c83b11e3SRaghava Aditya Renukunta continue; 1978c83b11e3SRaghava Aditya Renukunta 1979c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 198059b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 198159b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_RAID_MEMBER; 198259b433c8SRaghava Aditya Renukunta continue; 1983c83b11e3SRaghava Aditya Renukunta } 1984c83b11e3SRaghava Aditya Renukunta 1985c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 198659b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 198759b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_NATIVE_RAW; 1988c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1989c83b11e3SRaghava Aditya Renukunta nexus; 1990c83b11e3SRaghava Aditya Renukunta } else 199159b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 199259b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_ARC_RAW; 1993c83b11e3SRaghava Aditya Renukunta 1994f2d2cabaSRaghava Aditya Renukunta dev->hba_map[bus][target].scan_counter = dev->scan_counter; 1995f2d2cabaSRaghava Aditya Renukunta 19960bcb45fbSRaghava Aditya Renukunta aac_set_safw_target_qd(dev, bus, target); 1997c83b11e3SRaghava Aditya Renukunta } 1998c83b11e3SRaghava Aditya Renukunta } 1999c83b11e3SRaghava Aditya Renukunta 200075be67cdSRaghava Aditya Renukunta static int aac_setup_safw_targets(struct aac_dev *dev) 2001fc0fdd9aSRaghava Aditya Renukunta { 20023edfb8b2SRaghava Aditya Renukunta int rcode = 0; 20033edfb8b2SRaghava Aditya Renukunta 20041d1fec53SRaghava Aditya Renukunta rcode = aac_get_containers(dev); 20051d1fec53SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20061d1fec53SRaghava Aditya Renukunta goto out; 20071d1fec53SRaghava Aditya Renukunta 200875be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_ciss_luns(dev); 20093edfb8b2SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20103edfb8b2SRaghava Aditya Renukunta goto out; 20113edfb8b2SRaghava Aditya Renukunta 201275be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_attr_all_targets(dev); 2013e2ee8c94SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 2014e2ee8c94SRaghava Aditya Renukunta goto free_ciss_luns; 2015e2ee8c94SRaghava Aditya Renukunta 201675be67cdSRaghava Aditya Renukunta aac_set_safw_attr_all_targets(dev); 20173edfb8b2SRaghava Aditya Renukunta 2018e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, -1); 2019e2ee8c94SRaghava Aditya Renukunta free_ciss_luns: 20203edfb8b2SRaghava Aditya Renukunta aac_free_safw_ciss_luns(dev); 20213edfb8b2SRaghava Aditya Renukunta out: 20223edfb8b2SRaghava Aditya Renukunta return rcode; 2023fc0fdd9aSRaghava Aditya Renukunta } 2024fc0fdd9aSRaghava Aditya Renukunta 202575be67cdSRaghava Aditya Renukunta int aac_setup_safw_adapter(struct aac_dev *dev) 2026fc0fdd9aSRaghava Aditya Renukunta { 202775be67cdSRaghava Aditya Renukunta return aac_setup_safw_targets(dev); 2028fc0fdd9aSRaghava Aditya Renukunta } 2029fc0fdd9aSRaghava Aditya Renukunta 20301da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 20311da177e4SLinus Torvalds { 20321da177e4SLinus Torvalds struct fib* fibptr; 20331da177e4SLinus Torvalds int rcode; 2034c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 20357c00ffa3SMark Haverkamp struct aac_adapter_info *info; 203684971738SMark Haverkamp struct aac_bus_info *command; 203784971738SMark Haverkamp struct aac_bus_info_response *bus_info; 20387c00ffa3SMark Haverkamp 2039bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 20401da177e4SLinus Torvalds return -ENOMEM; 20411da177e4SLinus Torvalds 2042bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20431da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 20447c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 20451da177e4SLinus Torvalds 2046bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 20471da177e4SLinus Torvalds fibptr, 20487c00ffa3SMark Haverkamp sizeof(*info), 20491da177e4SLinus Torvalds FsaNormal, 20509203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 20511da177e4SLinus Torvalds NULL, 20521da177e4SLinus Torvalds NULL); 20531da177e4SLinus Torvalds 20547c00ffa3SMark Haverkamp if (rcode < 0) { 2055cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 2056cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 2057cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2058bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2059bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2060cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 20617c00ffa3SMark Haverkamp return rcode; 20627c00ffa3SMark Haverkamp } 20637c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 20647c00ffa3SMark Haverkamp 20651c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 20667c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 206706a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 20687c00ffa3SMark Haverkamp 2069bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20707c00ffa3SMark Haverkamp 207106a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 20727c00ffa3SMark Haverkamp 207306a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 20747c00ffa3SMark Haverkamp 2075bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 20767c00ffa3SMark Haverkamp fibptr, 207706a43d17SSalyzyn, Mark sizeof(*sinfo), 20787c00ffa3SMark Haverkamp FsaNormal, 20797c00ffa3SMark Haverkamp 1, 1, 20807c00ffa3SMark Haverkamp NULL, 20817c00ffa3SMark Haverkamp NULL); 20827c00ffa3SMark Haverkamp 20837c00ffa3SMark Haverkamp if (rcode >= 0) 208406a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 2085cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 2086cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 2087cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 2088cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 2089cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 2090cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 20917c00ffa3SMark Haverkamp } 20921da177e4SLinus Torvalds 2093c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 2094c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 209571a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 2096c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 209771a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 209871a91ca4SRaghava Aditya Renukunta } 2099c83b11e3SRaghava Aditya Renukunta } 210084971738SMark Haverkamp 210184971738SMark Haverkamp /* 210284971738SMark Haverkamp * GetBusInfo 210384971738SMark Haverkamp */ 210484971738SMark Haverkamp 2105bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 210684971738SMark Haverkamp 210784971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 210884971738SMark Haverkamp 210984971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 211084971738SMark Haverkamp 211184971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 211284971738SMark Haverkamp 211384971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 211484971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 211584971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 211684971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 211784971738SMark Haverkamp 2118bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 211984971738SMark Haverkamp fibptr, 212084971738SMark Haverkamp sizeof (*bus_info), 212184971738SMark Haverkamp FsaNormal, 212284971738SMark Haverkamp 1, 1, 212384971738SMark Haverkamp NULL, NULL); 212484971738SMark Haverkamp 212594cf6ba1SSalyzyn, Mark /* reasoned default */ 212694cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 212784971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 212884971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 212984971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 213084971738SMark Haverkamp } 213184971738SMark Haverkamp 21328c867b25SMark Haverkamp if (!dev->in_reset) { 213324f02e1dSSalyzyn, Mark char buffer[16]; 21341da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 21357c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 21361da177e4SLinus Torvalds dev->name, 21371da177e4SLinus Torvalds dev->id, 21381da177e4SLinus Torvalds tmp>>24, 21391da177e4SLinus Torvalds (tmp>>16)&0xff, 21401da177e4SLinus Torvalds tmp&0xff, 21417c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 21421c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 21431c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 21441da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 21451da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 21461da177e4SLinus Torvalds dev->name, dev->id, 21471da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21481da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 21491da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 21501da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 21511da177e4SLinus Torvalds dev->name, dev->id, 21521da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21531da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 215424f02e1dSSalyzyn, Mark buffer[0] = '\0'; 2155ee959b00STony Jones if (aac_get_serial_number( 215624f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 215724f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 215824f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 21591c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2160a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2161a45c863fSSalyzyn, Mark dev->name, dev->id, 21621c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 21631c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 21641c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2165a45c863fSSalyzyn, Mark } 21662f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 21671c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2168a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 216929c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 217029c97684SSalyzyn, Mark dev->name, dev->id); 217129c97684SSalyzyn, Mark } 21728c867b25SMark Haverkamp } 21731da177e4SLinus Torvalds 217495e852e1SSalyzyn, Mark dev->cache_protected = 0; 21751c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2176cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 21771da177e4SLinus Torvalds dev->nondasd_support = 0; 21781da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 217995e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 21801da177e4SLinus Torvalds dev->nondasd_support = 1; 21811da177e4SLinus Torvalds 21821da177e4SLinus Torvalds /* 21831da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 21841da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 21851da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 21861da177e4SLinus Torvalds * additional changes changes will have to be made to support 21871da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 21881da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 21891da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 21901da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 21911da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 21921da177e4SLinus Torvalds */ 21931da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 21941da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 21951da177e4SLinus Torvalds dev->nondasd_support = 1; 21961da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 21971da177e4SLinus Torvalds } 21981da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 21991da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 22001da177e4SLinus Torvalds dev->name, dev->id); 22011da177e4SLinus Torvalds 220295e852e1SSalyzyn, Mark if (nondasd != -1) 22031da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 22042f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 22051da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 22061da177e4SLinus Torvalds 2207e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2208d8e96507SLeubner, Achim dev->needs_dac = 1; 22091da177e4SLinus Torvalds dev->dac_support = 0; 2210d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2211d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 22122f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22132f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 22142f7ecc55SSalyzyn, Mark dev->name, dev->id); 22151da177e4SLinus Torvalds dev->dac_support = 1; 22161da177e4SLinus Torvalds } 22171da177e4SLinus Torvalds 22181da177e4SLinus Torvalds if(dacmode != -1) { 22191da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 22201da177e4SLinus Torvalds } 2221d8e96507SLeubner, Achim 2222d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2223d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2224d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2225d8e96507SLeubner, Achim dev->nondasd_support = 0; 2226d8e96507SLeubner, Achim dev->jbod = 0; 2227d8e96507SLeubner, Achim expose_physicals = 0; 2228d8e96507SLeubner, Achim } 2229d8e96507SLeubner, Achim 22308105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 2231e555cd5fSSuraj Upadhyay if (!dma_set_mask(&dev->pdev->dev, DMA_BIT_MASK(64))) { 22322f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22338105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 2234e555cd5fSSuraj Upadhyay } else if (!dma_set_mask(&dev->pdev->dev, DMA_BIT_MASK(32))) { 22358105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 22361da177e4SLinus Torvalds dev->dac_support = 0; 22371da177e4SLinus Torvalds } else { 22388105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 22391da177e4SLinus Torvalds rcode = -ENOMEM; 22401da177e4SLinus Torvalds } 22411da177e4SLinus Torvalds } 22427c00ffa3SMark Haverkamp /* 2243e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2244e8f32de5SMark Haverkamp * interface. 22457c00ffa3SMark Haverkamp */ 2246e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 224794cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 224894cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 224994cf6ba1SSalyzyn, Mark : aac_scsi_64) 2250e8f32de5SMark Haverkamp : aac_scsi_32; 2251e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2252e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2253e8f32de5SMark Haverkamp ? aac_bounds_64 2254e8f32de5SMark Haverkamp : aac_bounds_32; 2255e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2256e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2257e8f32de5SMark Haverkamp } else { 2258e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 22597c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 22607c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 226163a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 226263a70eeaSMark Haverkamp sizeof(struct sgentry); 22637c00ffa3SMark Haverkamp if (dev->dac_support) { 2264e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2265e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 22667c00ffa3SMark Haverkamp /* 22677c00ffa3SMark Haverkamp * 38 scatter gather elements 22687c00ffa3SMark Haverkamp */ 22697c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 22707c00ffa3SMark Haverkamp (dev->max_fib_size - 22717c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 22727c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 227363a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 227463a70eeaSMark Haverkamp sizeof(struct sgentry64); 2275e8f32de5SMark Haverkamp } else { 2276e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2277e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 22787c00ffa3SMark Haverkamp } 22797c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 22807c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 22817c00ffa3SMark Haverkamp /* 22827c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 22837c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 22847c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 22857c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 22867c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 22877c00ffa3SMark Haverkamp * element. 22887c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 22897c00ffa3SMark Haverkamp */ 22907c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 22917c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 22927c00ffa3SMark Haverkamp } 22930e68c003SMark Haverkamp } 2294ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2295ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2296ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2297ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2298ab5d129fSRaghava Aditya Renukunta 2299cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2300cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2301bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2302bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2303cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 23041da177e4SLinus Torvalds 23051da177e4SLinus Torvalds return rcode; 23061da177e4SLinus Torvalds } 23071da177e4SLinus Torvalds 23081da177e4SLinus Torvalds 2309e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 23101da177e4SLinus Torvalds { 23111da177e4SLinus Torvalds struct aac_dev *dev; 23121da177e4SLinus Torvalds struct aac_read_reply *readreply; 23131da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 23141da177e4SLinus Torvalds u32 cid; 23151da177e4SLinus Torvalds 23161da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 23171da177e4SLinus Torvalds 231803d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 231903d44337SMark Haverkamp return; 232003d44337SMark Haverkamp 23211a655040SSalyzyn, Mark dev = fibptr->dev; 2322e5718774SMark Haverkamp cid = scmd_id(scsicmd); 23231da177e4SLinus Torvalds 23247a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 23257a8cf29dSMark Haverkamp u64 lba; 23267a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 23277a8cf29dSMark Haverkamp case WRITE_6: 23287a8cf29dSMark Haverkamp case READ_6: 23297a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 23307a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23317a8cf29dSMark Haverkamp break; 23327a8cf29dSMark Haverkamp case WRITE_16: 23337a8cf29dSMark Haverkamp case READ_16: 23347a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23357a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23367a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23377a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23387a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23397a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23407a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23417a8cf29dSMark Haverkamp break; 23427a8cf29dSMark Haverkamp case WRITE_12: 23437a8cf29dSMark Haverkamp case READ_12: 23447a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23457a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23467a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23477a8cf29dSMark Haverkamp break; 23487a8cf29dSMark Haverkamp default: 23497a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23507a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23517a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23527a8cf29dSMark Haverkamp break; 23537a8cf29dSMark Haverkamp } 23547a8cf29dSMark Haverkamp printk(KERN_DEBUG 23557a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 23567a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 23577a8cf29dSMark Haverkamp } 23581da177e4SLinus Torvalds 2359125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 23601da177e4SLinus Torvalds 2361727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2362727eead6SFUJITA Tomonori 23631da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2364655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2365655d722cSMark Salyzyn case ST_OK: 2366*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2367655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2368655d722cSMark Salyzyn break; 2369655d722cSMark Salyzyn case ST_NOT_READY: 2370*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2371655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2372655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2373655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2374655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2375655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2376655d722cSMark Salyzyn break; 2377f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2378*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2379f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2380f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2381f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2382f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2383f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2384f956a669SRaghava Aditya Renukunta break; 2385655d722cSMark Salyzyn default: 23867c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2387e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 23881da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 23897c00ffa3SMark Haverkamp #endif 2390*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 23918e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 23928e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 23938e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 23941da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 23953ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 23963ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2397655d722cSMark Salyzyn break; 23981da177e4SLinus Torvalds } 2399bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 24001da177e4SLinus Torvalds 24018e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 24021da177e4SLinus Torvalds } 24031da177e4SLinus Torvalds 24049e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 24051da177e4SLinus Torvalds { 24067a8cf29dSMark Haverkamp u64 lba; 24071da177e4SLinus Torvalds u32 count; 24081da177e4SLinus Torvalds int status; 24091da177e4SLinus Torvalds struct aac_dev *dev; 24101da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2411da3cc679SRajashekhara, Mahesh int cid; 24121da177e4SLinus Torvalds 24131da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24141da177e4SLinus Torvalds /* 24151da177e4SLinus Torvalds * Get block address and transfer length 24161da177e4SLinus Torvalds */ 24177a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 24187a8cf29dSMark Haverkamp case READ_6: 24199e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 24201da177e4SLinus Torvalds 24217a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 24227a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 24231da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 24241da177e4SLinus Torvalds 24251da177e4SLinus Torvalds if (count == 0) 24261da177e4SLinus Torvalds count = 256; 24277a8cf29dSMark Haverkamp break; 24287a8cf29dSMark Haverkamp case READ_16: 24299e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 24307a8cf29dSMark Haverkamp 24317a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 24327a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 24337a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 24347a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 24357a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 24367a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24377a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24387a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 24397a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 24407a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 24417a8cf29dSMark Haverkamp break; 24427a8cf29dSMark Haverkamp case READ_12: 24439e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 24447a8cf29dSMark Haverkamp 24457a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24467a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24477a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24487a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 24497a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24507a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24517a8cf29dSMark Haverkamp break; 24527a8cf29dSMark Haverkamp default: 24539e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 24541da177e4SLinus Torvalds 24557a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24567a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24577a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24581da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24597a8cf29dSMark Haverkamp break; 24601da177e4SLinus Torvalds } 2461da3cc679SRajashekhara, Mahesh 2462da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2463da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2464da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2465*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2466da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2467c86fbe48SBalsundar P ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, 2468da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2469da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2470da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2471da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2472da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2473c86fbe48SBalsundar P return 0; 2474da3cc679SRajashekhara, Mahesh } 2475da3cc679SRajashekhara, Mahesh 24767a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 24777c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2478e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24797a8cf29dSMark Haverkamp return 0; 24801da177e4SLinus Torvalds /* 24811da177e4SLinus Torvalds * Alocate and initialize a Fib 24821da177e4SLinus Torvalds */ 24836bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 24841ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2485e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 24861da177e4SLinus Torvalds 24871da177e4SLinus Torvalds /* 24881da177e4SLinus Torvalds * Check that the command queued to the controller 24891da177e4SLinus Torvalds */ 24901ae948faSBrian King if (status == -EINPROGRESS) 24911da177e4SLinus Torvalds return 0; 24921da177e4SLinus Torvalds 2493bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 24941da177e4SLinus Torvalds /* 24951da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 24961da177e4SLinus Torvalds */ 2497*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_TASK_SET_FULL; 24988e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2499bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2500bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25011da177e4SLinus Torvalds return 0; 25021da177e4SLinus Torvalds } 25031da177e4SLinus Torvalds 25049e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 25051da177e4SLinus Torvalds { 25067a8cf29dSMark Haverkamp u64 lba; 25071da177e4SLinus Torvalds u32 count; 25089d399cc7SSalyzyn, Mark int fua; 25091da177e4SLinus Torvalds int status; 25101da177e4SLinus Torvalds struct aac_dev *dev; 25111da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2512da3cc679SRajashekhara, Mahesh int cid; 25131da177e4SLinus Torvalds 25141da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 25151da177e4SLinus Torvalds /* 25161da177e4SLinus Torvalds * Get block address and transfer length 25171da177e4SLinus Torvalds */ 25181da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 25191da177e4SLinus Torvalds { 25201da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 25211da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 25221da177e4SLinus Torvalds if (count == 0) 25231da177e4SLinus Torvalds count = 256; 25249d399cc7SSalyzyn, Mark fua = 0; 25257a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 25269e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 25277a8cf29dSMark Haverkamp 25287a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 25297a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 25307a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 25317a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 25327a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 25337a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 25347a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25357a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 25367a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 25379d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25387a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 25399e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 25407a8cf29dSMark Haverkamp 25417a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 25427a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25437a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 25447a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25459d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25461da177e4SLinus Torvalds } else { 25479e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 25487a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25491da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25509d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25511da177e4SLinus Torvalds } 2552da3cc679SRajashekhara, Mahesh 2553da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2554da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2555da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2556*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 2557da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2558c86fbe48SBalsundar P ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, 2559da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2560da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2561da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2562da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2563da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2564c86fbe48SBalsundar P return 0; 2565da3cc679SRajashekhara, Mahesh } 2566da3cc679SRajashekhara, Mahesh 25677a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 25681da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2569e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 25707a8cf29dSMark Haverkamp return 0; 25711da177e4SLinus Torvalds /* 25721da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 25731da177e4SLinus Torvalds */ 25746bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 25751ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25769d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 25771da177e4SLinus Torvalds 25781da177e4SLinus Torvalds /* 25791da177e4SLinus Torvalds * Check that the command queued to the controller 25801da177e4SLinus Torvalds */ 25811ae948faSBrian King if (status == -EINPROGRESS) 25821da177e4SLinus Torvalds return 0; 25831da177e4SLinus Torvalds 2584bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 25851da177e4SLinus Torvalds /* 25861da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25871da177e4SLinus Torvalds */ 2588*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_TASK_SET_FULL; 25898e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 25901da177e4SLinus Torvalds 2591bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2592bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25931da177e4SLinus Torvalds return 0; 25941da177e4SLinus Torvalds } 25951da177e4SLinus Torvalds 25961da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 25971da177e4SLinus Torvalds { 25981da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 25992c644b1dSHannes Reinecke struct scsi_cmnd *cmd = context; 26001da177e4SLinus Torvalds 260103d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 260203d44337SMark Haverkamp return; 260303d44337SMark Haverkamp 26041da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 26051da177e4SLinus Torvalds smp_processor_id(), jiffies)); 26061da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 26071da177e4SLinus Torvalds 26081da177e4SLinus Torvalds 26091da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 26101da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 2611*cdec16c1SHannes Reinecke cmd->result = DID_OK << 16 | SAM_STAT_GOOD; 26121da177e4SLinus Torvalds else { 26131da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 26141a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2615e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 26161da177e4SLinus Torvalds printk(KERN_WARNING 26171da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 26181da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 2619*cdec16c1SHannes Reinecke cmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 26208e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 26218e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 26228e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 26231da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2624b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2625b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 26261da177e4SLinus Torvalds } 26271da177e4SLinus Torvalds 2628bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2629bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 26308e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 26311da177e4SLinus Torvalds } 26321da177e4SLinus Torvalds 26339e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 26341da177e4SLinus Torvalds { 26351da177e4SLinus Torvalds int status; 26361da177e4SLinus Torvalds struct fib *cmd_fibcontext; 26371da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 26381da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 263990ee3466SMark Haverkamp struct aac_dev *aac; 26401da177e4SLinus Torvalds 2641f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 26428c867b25SMark Haverkamp if (aac->in_reset) 26438c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 26448c867b25SMark Haverkamp 26451da177e4SLinus Torvalds /* 26467c00ffa3SMark Haverkamp * Allocate and initialize a Fib 26471da177e4SLinus Torvalds */ 26482c644b1dSHannes Reinecke cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 26491da177e4SLinus Torvalds 2650bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 26511da177e4SLinus Torvalds 26521da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 26531da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 26541da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 26559e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 26561da177e4SLinus Torvalds synchronizecmd->count = 26571da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 26581ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 26591da177e4SLinus Torvalds 26601da177e4SLinus Torvalds /* 26611da177e4SLinus Torvalds * Now send the Fib to the adapter 26621da177e4SLinus Torvalds */ 2663bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 26641da177e4SLinus Torvalds cmd_fibcontext, 26651da177e4SLinus Torvalds sizeof(struct aac_synchronize), 26661da177e4SLinus Torvalds FsaNormal, 26671da177e4SLinus Torvalds 0, 1, 26681da177e4SLinus Torvalds (fib_callback)synchronize_callback, 26691da177e4SLinus Torvalds (void *)scsicmd); 26701da177e4SLinus Torvalds 26711da177e4SLinus Torvalds /* 26721da177e4SLinus Torvalds * Check that the command queued to the controller 26731da177e4SLinus Torvalds */ 26741ae948faSBrian King if (status == -EINPROGRESS) 26751da177e4SLinus Torvalds return 0; 26761da177e4SLinus Torvalds 26771da177e4SLinus Torvalds printk(KERN_WARNING 2678bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2679bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2680bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26811da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 26821da177e4SLinus Torvalds } 26831da177e4SLinus Torvalds 2684655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2685655d722cSMark Salyzyn { 2686655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2687655d722cSMark Salyzyn 2688655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2689655d722cSMark Salyzyn return; 2690655d722cSMark Salyzyn 2691655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2692655d722cSMark Salyzyn 2693*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2694655d722cSMark Salyzyn 2695655d722cSMark Salyzyn aac_fib_complete(fibptr); 2696655d722cSMark Salyzyn aac_fib_free(fibptr); 2697655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2698655d722cSMark Salyzyn } 2699655d722cSMark Salyzyn 2700655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2701655d722cSMark Salyzyn { 2702655d722cSMark Salyzyn int status; 2703655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2704655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2705655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2706655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2707655d722cSMark Salyzyn 27081c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2709655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2710*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2711655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2712655d722cSMark Salyzyn return 0; 2713655d722cSMark Salyzyn } 2714655d722cSMark Salyzyn 2715655d722cSMark Salyzyn if (aac->in_reset) 2716655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2717655d722cSMark Salyzyn 2718655d722cSMark Salyzyn /* 2719655d722cSMark Salyzyn * Allocate and initialize a Fib 2720655d722cSMark Salyzyn */ 27216bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2722655d722cSMark Salyzyn 2723655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2724655d722cSMark Salyzyn 2725655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2726655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2727655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2728655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2729655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2730655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2731655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2732655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2733655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 27341ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2735655d722cSMark Salyzyn 2736655d722cSMark Salyzyn /* 2737655d722cSMark Salyzyn * Now send the Fib to the adapter 2738655d722cSMark Salyzyn */ 2739655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2740655d722cSMark Salyzyn cmd_fibcontext, 2741655d722cSMark Salyzyn sizeof(struct aac_power_management), 2742655d722cSMark Salyzyn FsaNormal, 2743655d722cSMark Salyzyn 0, 1, 2744655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2745655d722cSMark Salyzyn (void *)scsicmd); 2746655d722cSMark Salyzyn 2747655d722cSMark Salyzyn /* 2748655d722cSMark Salyzyn * Check that the command queued to the controller 2749655d722cSMark Salyzyn */ 27501ae948faSBrian King if (status == -EINPROGRESS) 2751655d722cSMark Salyzyn return 0; 2752655d722cSMark Salyzyn 2753655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2754655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2755655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2756655d722cSMark Salyzyn } 2757655d722cSMark Salyzyn 27581da177e4SLinus Torvalds /** 27591da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 27601da177e4SLinus Torvalds * @scsicmd: SCSI command block 27611da177e4SLinus Torvalds * 27621da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 27631da177e4SLinus Torvalds * aacraid firmware. 27641da177e4SLinus Torvalds */ 27651da177e4SLinus Torvalds 27661da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 27671da177e4SLinus Torvalds { 2768ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 27691da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 27701da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 27711da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 27721da177e4SLinus Torvalds 277390ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 277490ee3466SMark Haverkamp return -1; 27751da177e4SLinus Torvalds /* 27761da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 27771da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 27781da177e4SLinus Torvalds * itself. 27791da177e4SLinus Torvalds */ 27801a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 27811a655040SSalyzyn, Mark if (cid != host->this_id) { 27821a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 27831a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2784e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 27851da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2786c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27871da177e4SLinus Torvalds } 27881da177e4SLinus Torvalds 27891da177e4SLinus Torvalds /* 27901da177e4SLinus Torvalds * If the target container doesn't exist, it may have 27911da177e4SLinus Torvalds * been newly created 27921da177e4SLinus Torvalds */ 2793655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2794655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2795655d722cSMark Salyzyn NOT_READY)) { 27961da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2797eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 27987a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 27997a8cf29dSMark Haverkamp !(dev->raw_io_64) || 28007a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 28017a8cf29dSMark Haverkamp break; 2802df561f66SGustavo A. R. Silva fallthrough; 28031da177e4SLinus Torvalds case INQUIRY: 28041da177e4SLinus Torvalds case READ_CAPACITY: 28051da177e4SLinus Torvalds case TEST_UNIT_READY: 28068c867b25SMark Haverkamp if (dev->in_reset) 28078c867b25SMark Haverkamp return -1; 2808fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2809fe76df42SMark Haverkamp aac_probe_container_callback2); 28101da177e4SLinus Torvalds default: 28111da177e4SLinus Torvalds break; 28121da177e4SLinus Torvalds } 28131da177e4SLinus Torvalds } 28141da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2815ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2816ab5d129fSRaghava Aditya Renukunta 2817ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2818ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2819ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2820ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2821ab5d129fSRaghava Aditya Renukunta return -1; 2822ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2823ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2824cb1042f2SSalyzyn, Mark dev->jbod) { 28258c867b25SMark Haverkamp if (dev->in_reset) 28268c867b25SMark Haverkamp return -1; 28271da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 28281da177e4SLinus Torvalds } else { 28291da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2830c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28311da177e4SLinus Torvalds } 28321da177e4SLinus Torvalds } 28331da177e4SLinus Torvalds } 28341da177e4SLinus Torvalds /* 28351da177e4SLinus Torvalds * else Command for the controller itself 28361da177e4SLinus Torvalds */ 28371da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 28381da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 28391da177e4SLinus Torvalds { 28401da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 2841*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 28428e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28438e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 28448e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 28451da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 28463ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 28473ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2848c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28491da177e4SLinus Torvalds } 28501da177e4SLinus Torvalds 28511da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2852c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2853c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2854c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2855c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2856c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2857c4e2fbcaSRaghava Aditya Renukunta return -1; 2858c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2859c4e2fbcaSRaghava Aditya Renukunta 2860c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2861c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2862c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2863c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2864c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2865c4e2fbcaSRaghava Aditya Renukunta return -1; 2866c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2867c4e2fbcaSRaghava Aditya Renukunta 2868c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2869c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 2870*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2871c4e2fbcaSRaghava Aditya Renukunta break; 2872c4e2fbcaSRaghava Aditya Renukunta } 2873c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2874c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2875c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 2876df561f66SGustavo A. R. Silva fallthrough; 28771da177e4SLinus Torvalds case INQUIRY: 28781da177e4SLinus Torvalds { 28793b2946ccSMark Haverkamp struct inquiry_data inq_data; 28801da177e4SLinus Torvalds 28811a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 28823b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 28831da177e4SLinus Torvalds 2884d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 288588e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 288688e2f98eSSalyzyn, Mark 288788e2f98eSSalyzyn, Mark /* EVPD bit set */ 288888e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 288988e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 289088e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 289188e2f98eSSalyzyn, Mark /* supported vital product data pages */ 28925d910649SMahesh Rajashekhara arr[3] = 3; 289388e2f98eSSalyzyn, Mark arr[4] = 0x0; 289488e2f98eSSalyzyn, Mark arr[5] = 0x80; 28955d910649SMahesh Rajashekhara arr[6] = 0x83; 289688e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2897d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 289888e2f98eSSalyzyn, Mark sizeof(inq_data)); 2899*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 290088e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 290188e2f98eSSalyzyn, Mark /* unit serial number page */ 290288e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 290388e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 290488e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2905d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 290688e2f98eSSalyzyn, Mark sizeof(inq_data)); 2907d8e96507SLeubner, Achim if (aac_wwn != 2) 2908d8e96507SLeubner, Achim return aac_get_container_serial( 2909d8e96507SLeubner, Achim scsicmd); 2910*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 29115d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 29125d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 29135d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 29145d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 29155d910649SMahesh Rajashekhara scmd_id(scsicmd)); 29165d910649SMahesh Rajashekhara if (aac_wwn != 2) 29175d910649SMahesh Rajashekhara return aac_get_container_serial( 29185d910649SMahesh Rajashekhara scsicmd); 2919*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 292088e2f98eSSalyzyn, Mark } else { 292188e2f98eSSalyzyn, Mark /* vpd page not implemented */ 2922*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 29238e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 29248e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 29258e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 292688e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 292788e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 29283ace426fSSalyzyn, Mark min_t(size_t, 29293ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 29303ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 293188e2f98eSSalyzyn, Mark } 2932c4e2fbcaSRaghava Aditya Renukunta break; 293388e2f98eSSalyzyn, Mark } 29343b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 29353b2946ccSMark 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 */ 29363b2946ccSMark Haverkamp inq_data.inqd_len = 31; 29371da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 29383b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 29391da177e4SLinus Torvalds /* 29401da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 29411da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 29421da177e4SLinus Torvalds */ 29431a655040SSalyzyn, Mark if (cid == host->this_id) { 29446391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 29453b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2946d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2947d4345028SFUJITA Tomonori sizeof(inq_data)); 2948*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2949c4e2fbcaSRaghava Aditya Renukunta break; 29501da177e4SLinus Torvalds } 29518c867b25SMark Haverkamp if (dev->in_reset) 29528c867b25SMark Haverkamp return -1; 2953794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 29543b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2955d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 29569e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 29571da177e4SLinus Torvalds } 2958eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 29597a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 29607a8cf29dSMark Haverkamp !(dev->raw_io_64) || 29617a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 29627a8cf29dSMark Haverkamp break; 29637a8cf29dSMark Haverkamp { 29647a8cf29dSMark Haverkamp u64 capacity; 296507ce5ebaSMark Haverkamp char cp[13]; 2966b271f1c8SFUJITA Tomonori unsigned int alloc_len; 29677a8cf29dSMark Haverkamp 29687a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 29697a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 29707a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 29717a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 29727a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 29737a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 29747a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 29757a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 29767a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 29777a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 2978b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2979b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2980b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2981b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 298207ce5ebaSMark Haverkamp cp[12] = 0; 298307ce5ebaSMark Haverkamp 2984b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2985b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2986b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2987b271f1c8SFUJITA Tomonori 2988b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2989d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2990b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2991b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 2992b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 29937a8cf29dSMark Haverkamp 29947a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 29957a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 29967a8cf29dSMark Haverkamp 2997*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 2998c4e2fbcaSRaghava Aditya Renukunta break; 29997a8cf29dSMark Haverkamp } 30007a8cf29dSMark Haverkamp 30011da177e4SLinus Torvalds case READ_CAPACITY: 30021da177e4SLinus Torvalds { 30031da177e4SLinus Torvalds u32 capacity; 30043b2946ccSMark Haverkamp char cp[8]; 30051da177e4SLinus Torvalds 30061da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 30077a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 30081da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 30091da177e4SLinus Torvalds else 30101da177e4SLinus Torvalds capacity = (u32)-1; 30113b2946ccSMark Haverkamp 30121da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 30131da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 30141da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 30151da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 3016b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3017b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3018b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3019b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 3020d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 30217a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 30227a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 3023*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3024c4e2fbcaSRaghava Aditya Renukunta break; 30251da177e4SLinus Torvalds } 30261da177e4SLinus Torvalds 30271da177e4SLinus Torvalds case MODE_SENSE: 30281da177e4SLinus Torvalds { 30299d399cc7SSalyzyn, Mark int mode_buf_length = 4; 3030b836439fSMahesh Rajashekhara u32 capacity; 3031b836439fSMahesh Rajashekhara aac_modep_data mpd; 3032b836439fSMahesh Rajashekhara 3033b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3034b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3035b836439fSMahesh Rajashekhara else 3036b836439fSMahesh Rajashekhara capacity = (u32)-1; 30371da177e4SLinus Torvalds 30381da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 3039b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 3040b836439fSMahesh Rajashekhara 3041b836439fSMahesh Rajashekhara /* Mode data length */ 3042b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 3043b836439fSMahesh Rajashekhara /* Medium type - default */ 3044b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 3045b836439fSMahesh Rajashekhara /* Device-specific param, 30469d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 30479d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3048b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 3049b836439fSMahesh Rajashekhara 305095e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3051b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 3052b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 3053b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 3054b836439fSMahesh Rajashekhara else { 3055b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 3056b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 3057b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 3058b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3059b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3060b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3061b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3062b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 30635d910649SMahesh Rajashekhara 30645d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 30655d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 30665d910649SMahesh Rajashekhara /* page length */ 30675d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 30685d910649SMahesh Rajashekhara /* Mode data length */ 30695d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 30705d910649SMahesh Rajashekhara } else { 30715d910649SMahesh Rajashekhara /* Mode data length */ 30725d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 30735d910649SMahesh Rajashekhara } 30745d910649SMahesh Rajashekhara 3075b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3076b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3077b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3078b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3079b836439fSMahesh Rajashekhara } else { 3080b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3081b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3082b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3083b836439fSMahesh Rajashekhara } 3084b836439fSMahesh Rajashekhara } 30859d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 30869d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3087b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3088b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3089b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3090b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 309195e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3092b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 30935d910649SMahesh Rajashekhara } 30945d910649SMahesh Rajashekhara 30959d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 30969d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 30975d910649SMahesh Rajashekhara else 30985d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3099b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3100b836439fSMahesh Rajashekhara (char *)&mpd, 3101b836439fSMahesh Rajashekhara mode_buf_length); 3102*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3103c4e2fbcaSRaghava Aditya Renukunta break; 31041da177e4SLinus Torvalds } 31051da177e4SLinus Torvalds case MODE_SENSE_10: 31061da177e4SLinus Torvalds { 3107b836439fSMahesh Rajashekhara u32 capacity; 31089d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3109b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3110b836439fSMahesh Rajashekhara 3111b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3112b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3113b836439fSMahesh Rajashekhara else 3114b836439fSMahesh Rajashekhara capacity = (u32)-1; 31151da177e4SLinus Torvalds 31161da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3117b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3118b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3119b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3120b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3121b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3122b836439fSMahesh Rajashekhara /* Medium type - default */ 3123b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3124b836439fSMahesh Rajashekhara /* Device-specific param, 31259d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 31269d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3127b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3128b836439fSMahesh Rajashekhara 312995e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3130b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3131b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3132b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3133b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3134b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3135b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3136b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3137b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3138b836439fSMahesh Rajashekhara } else { 3139b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3140b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3141b836439fSMahesh Rajashekhara 3142b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3143b836439fSMahesh Rajashekhara 3144b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3145b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3146b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3147b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3148b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3149b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3150b836439fSMahesh Rajashekhara 3151b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3152b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3153b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3154b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3155b836439fSMahesh Rajashekhara } else { 3156b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3157b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3158b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3159b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3160b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3161b836439fSMahesh Rajashekhara capacity & 0xff; 3162b836439fSMahesh Rajashekhara } 3163b836439fSMahesh Rajashekhara } 31649d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31659d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3166b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3167b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3168b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3169b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 317095e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3171b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 31729d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 31739d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 31749d399cc7SSalyzyn, Mark } 3175b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3176b836439fSMahesh Rajashekhara (char *)&mpd10, 3177b836439fSMahesh Rajashekhara mode_buf_length); 31781da177e4SLinus Torvalds 3179*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3180c4e2fbcaSRaghava Aditya Renukunta break; 31811da177e4SLinus Torvalds } 31821da177e4SLinus Torvalds case REQUEST_SENSE: 31831da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3184c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3185c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3186c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3187c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3188*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3189c4e2fbcaSRaghava Aditya Renukunta break; 31901da177e4SLinus Torvalds 31911da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 31921da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 31931da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 31941da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 31951da177e4SLinus Torvalds else 31961da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 31971da177e4SLinus Torvalds 3198*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3199c4e2fbcaSRaghava Aditya Renukunta break; 32001da177e4SLinus Torvalds /* 32011da177e4SLinus Torvalds * These commands are all No-Ops 32021da177e4SLinus Torvalds */ 32031da177e4SLinus Torvalds case TEST_UNIT_READY: 3204655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3205*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 3206655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3207655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3208655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3209655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3210655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3211655d722cSMark Salyzyn min_t(size_t, 3212655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3213655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3214c4e2fbcaSRaghava Aditya Renukunta break; 3215655d722cSMark Salyzyn } 3216df561f66SGustavo A. R. Silva fallthrough; 32171da177e4SLinus Torvalds case RESERVE: 32181da177e4SLinus Torvalds case RELEASE: 32191da177e4SLinus Torvalds case REZERO_UNIT: 32201da177e4SLinus Torvalds case REASSIGN_BLOCKS: 32211da177e4SLinus Torvalds case SEEK_10: 3222*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_GOOD; 3223c4e2fbcaSRaghava Aditya Renukunta break; 3224655d722cSMark Salyzyn 3225655d722cSMark Salyzyn case START_STOP: 3226655d722cSMark Salyzyn return aac_start_stop(scsicmd); 32271da177e4SLinus Torvalds 32281da177e4SLinus Torvalds default: 32291da177e4SLinus Torvalds /* 32301da177e4SLinus Torvalds * Unhandled commands 32311da177e4SLinus Torvalds */ 3232c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3233c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3234*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_CHECK_CONDITION; 32358e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 32361da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 32378e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 32381da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 32393ace426fSSalyzyn, Mark min_t(size_t, 32403ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 32413ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3242c4e2fbcaSRaghava Aditya Renukunta } 3243c4e2fbcaSRaghava Aditya Renukunta 3244c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3245c4e2fbcaSRaghava Aditya Renukunta 32461da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 32471da177e4SLinus Torvalds return 0; 32481da177e4SLinus Torvalds } 32491da177e4SLinus Torvalds 32501da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 32511da177e4SLinus Torvalds { 32521da177e4SLinus Torvalds struct aac_query_disk qd; 32531da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32541da177e4SLinus Torvalds 32551da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 325690ee3466SMark Haverkamp if (!fsa_dev_ptr) 325765101355SMark Haverkamp return -EBUSY; 32581da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 32591da177e4SLinus Torvalds return -EFAULT; 3260e6fd916aSDan Carpenter if (qd.cnum == -1) { 3261e6fd916aSDan Carpenter if (qd.id < 0 || qd.id >= dev->maximum_num_containers) 3262e6fd916aSDan Carpenter return -EINVAL; 3263e5718774SMark Haverkamp qd.cnum = qd.id; 3264e6fd916aSDan Carpenter } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { 32651da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 32661da177e4SLinus Torvalds return -EINVAL; 32671da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 32681da177e4SLinus Torvalds qd.bus = 0; 32691da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 32701da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 32711da177e4SLinus Torvalds } 32721da177e4SLinus Torvalds else return -EINVAL; 32731da177e4SLinus Torvalds 3274fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 32751da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 32761da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 32771da177e4SLinus Torvalds 32781da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 32791da177e4SLinus Torvalds qd.unmapped = 1; 32801da177e4SLinus Torvalds else 32811da177e4SLinus Torvalds qd.unmapped = 0; 32821da177e4SLinus Torvalds 32831da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 32841da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 32851da177e4SLinus Torvalds 32861da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 32871da177e4SLinus Torvalds return -EFAULT; 32881da177e4SLinus Torvalds return 0; 32891da177e4SLinus Torvalds } 32901da177e4SLinus Torvalds 32911da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 32921da177e4SLinus Torvalds { 32931da177e4SLinus Torvalds struct aac_delete_disk dd; 32941da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32951da177e4SLinus Torvalds 32961da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 329765101355SMark Haverkamp if (!fsa_dev_ptr) 329865101355SMark Haverkamp return -EBUSY; 32991da177e4SLinus Torvalds 33001da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 33011da177e4SLinus Torvalds return -EFAULT; 33021da177e4SLinus Torvalds 33031da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 33041da177e4SLinus Torvalds return -EINVAL; 33051da177e4SLinus Torvalds /* 33061da177e4SLinus Torvalds * Mark this container as being deleted. 33071da177e4SLinus Torvalds */ 33081da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 33091da177e4SLinus Torvalds /* 33101da177e4SLinus Torvalds * Mark the container as no longer valid 33111da177e4SLinus Torvalds */ 33121da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 33131da177e4SLinus Torvalds return 0; 33141da177e4SLinus Torvalds } 33151da177e4SLinus Torvalds 33161da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 33171da177e4SLinus Torvalds { 33181da177e4SLinus Torvalds struct aac_delete_disk dd; 33191da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33201da177e4SLinus Torvalds 33211da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 332290ee3466SMark Haverkamp if (!fsa_dev_ptr) 332365101355SMark Haverkamp return -EBUSY; 33241da177e4SLinus Torvalds 33251da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 33261da177e4SLinus Torvalds return -EFAULT; 33271da177e4SLinus Torvalds 33281da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 33291da177e4SLinus Torvalds return -EINVAL; 33301da177e4SLinus Torvalds /* 33311da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 33321da177e4SLinus Torvalds */ 33331da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 33341da177e4SLinus Torvalds return -EBUSY; 33351da177e4SLinus Torvalds else { 33361da177e4SLinus Torvalds /* 33371da177e4SLinus Torvalds * Mark the container as no longer being valid. 33381da177e4SLinus Torvalds */ 33391da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 33401da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 33411da177e4SLinus Torvalds return 0; 33421da177e4SLinus Torvalds } 33431da177e4SLinus Torvalds } 33441da177e4SLinus Torvalds 33456f4e626fSNathan Chancellor int aac_dev_ioctl(struct aac_dev *dev, unsigned int cmd, void __user *arg) 33461da177e4SLinus Torvalds { 33471da177e4SLinus Torvalds switch (cmd) { 33481da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 33491da177e4SLinus Torvalds return query_disk(dev, arg); 33501da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 33511da177e4SLinus Torvalds return delete_disk(dev, arg); 33521da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 33531da177e4SLinus Torvalds return force_delete_disk(dev, arg); 33541da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 33551da177e4SLinus Torvalds return aac_get_containers(dev); 33561da177e4SLinus Torvalds default: 33571da177e4SLinus Torvalds return -ENOTTY; 33581da177e4SLinus Torvalds } 33591da177e4SLinus Torvalds } 33601da177e4SLinus Torvalds 33611da177e4SLinus Torvalds /** 33621da177e4SLinus Torvalds * aac_srb_callback 33631da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 33641da177e4SLinus Torvalds * @fibptr: pointer to the fib 33651da177e4SLinus Torvalds * 33661da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 33671da177e4SLinus Torvalds */ 33681da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 33691da177e4SLinus Torvalds { 33701da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 33711da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 33721da177e4SLinus Torvalds 33731da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 337403d44337SMark Haverkamp 337503d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 337603d44337SMark Haverkamp return; 337703d44337SMark Haverkamp 3378125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 33794ec57fb4SRaghava Aditya Renukunta 338055b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 33814ec57fb4SRaghava Aditya Renukunta 33821da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 338385d22bbfSMahesh Rajashekhara 338485d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 338585d22bbfSMahesh Rajashekhara /* fast response */ 338685d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 338785d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 338885d22bbfSMahesh Rajashekhara } else { 33891da177e4SLinus Torvalds /* 33901da177e4SLinus Torvalds * Calculate resid for sg 33911da177e4SLinus Torvalds */ 3392727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3393727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 33944ec57fb4SRaghava Aditya Renukunta } 33954ec57fb4SRaghava Aditya Renukunta 33964ec57fb4SRaghava Aditya Renukunta 33974ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 33984ec57fb4SRaghava Aditya Renukunta 33994ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 34004ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 34014ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 34024ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 34034ec57fb4SRaghava Aditya Renukunta 34041da177e4SLinus Torvalds /* 34051da177e4SLinus Torvalds * First check the fib status 34061da177e4SLinus Torvalds */ 34071da177e4SLinus Torvalds 34081da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 34091da177e4SLinus Torvalds int len; 341055b87608SMahesh Rajashekhara 34114ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 34124ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 34133ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 34143ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 3415*cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16 | SAM_STAT_CHECK_CONDITION; 341655b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 341755b87608SMahesh Rajashekhara srbreply->sense_data, len); 34181da177e4SLinus Torvalds } 34191da177e4SLinus Torvalds 34201da177e4SLinus Torvalds /* 34211da177e4SLinus Torvalds * Next check the srb status 34221da177e4SLinus Torvalds */ 34231da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 34241da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 34251da177e4SLinus Torvalds case SRB_STATUS_PENDING: 34261da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 3427*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 34281da177e4SLinus Torvalds break; 34291da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 34301da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 34311da177e4SLinus Torvalds case READ_6: 34321da177e4SLinus Torvalds case WRITE_6: 34331da177e4SLinus Torvalds case READ_10: 34341da177e4SLinus Torvalds case WRITE_10: 34351da177e4SLinus Torvalds case READ_12: 34361da177e4SLinus Torvalds case WRITE_12: 34377a8cf29dSMark Haverkamp case READ_16: 34387a8cf29dSMark Haverkamp case WRITE_16: 343955b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 344055b87608SMahesh Rajashekhara < scsicmd->underflow) 34414ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 344255b87608SMahesh Rajashekhara else 34434ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 3444*cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 34451da177e4SLinus Torvalds break; 34464ec57fb4SRaghava Aditya Renukunta case INQUIRY: 3447*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 34481da177e4SLinus Torvalds break; 34491da177e4SLinus Torvalds default: 3450*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 34511da177e4SLinus Torvalds break; 34521da177e4SLinus Torvalds } 34531da177e4SLinus Torvalds break; 34541da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 3455*cdec16c1SHannes Reinecke scsicmd->result = DID_ABORT << 16; 34561da177e4SLinus Torvalds break; 34571da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 345855b87608SMahesh Rajashekhara /* 345955b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 346055b87608SMahesh Rajashekhara * hba was trying to abort for some reason 346155b87608SMahesh Rajashekhara */ 3462*cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 34631da177e4SLinus Torvalds break; 34641da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 3465*cdec16c1SHannes Reinecke scsicmd->result = DID_PARITY << 16; 34661da177e4SLinus Torvalds break; 34671da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 34681da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 34691da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 34701da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 34711da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 3472*cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 34731da177e4SLinus Torvalds break; 34741da177e4SLinus Torvalds 34751da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 34761da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 3477*cdec16c1SHannes Reinecke scsicmd->result = DID_TIME_OUT << 16; 34781da177e4SLinus Torvalds break; 34791da177e4SLinus Torvalds 34801da177e4SLinus Torvalds case SRB_STATUS_BUSY: 3481*cdec16c1SHannes Reinecke scsicmd->result = DID_BUS_BUSY << 16; 34821da177e4SLinus Torvalds break; 34831da177e4SLinus Torvalds 34841da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 3485*cdec16c1SHannes Reinecke scsicmd->result = DID_RESET << 16; 34861da177e4SLinus Torvalds break; 34871da177e4SLinus Torvalds 34881da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 3489*cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 34901da177e4SLinus Torvalds break; 34911da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 34921da177e4SLinus Torvalds case SRB_STATUS_ERROR: 34931da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 34941da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 34951da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 34961da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 34971da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 34981da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 34991da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 35001da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 35011da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 35021da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 35031da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 35041da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 35051da177e4SLinus Torvalds default: 35061da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35074ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 35081da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 35091da177e4SLinus Torvalds aac_get_status_string( 35101da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 35111da177e4SLinus Torvalds scsicmd->cmnd[0], 35121da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 35131da177e4SLinus Torvalds #endif 35144ec57fb4SRaghava Aditya Renukunta /* 35154ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 35164ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 35174ec57fb4SRaghava Aditya Renukunta * 35184ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 35194ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 35204ec57fb4SRaghava Aditya Renukunta */ 35211fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 35221fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 35234ec57fb4SRaghava Aditya Renukunta 35241fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 3525*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 35261fc8010aSRajashekhara, Mahesh } else { 3527*cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 35281fc8010aSRajashekhara, Mahesh } 35291fc8010aSRajashekhara, Mahesh } else { 3530*cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 35311fc8010aSRajashekhara, Mahesh } 3532*cdec16c1SHannes Reinecke break; 35331da177e4SLinus Torvalds } 353455b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 353555b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 35361da177e4SLinus Torvalds int len; 353755b87608SMahesh Rajashekhara 35381da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 35393ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35403ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 35411da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35424ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 35437a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 35441da177e4SLinus Torvalds #endif 354555b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 354655b87608SMahesh Rajashekhara srbreply->sense_data, len); 354755b87608SMahesh Rajashekhara } 35484ec57fb4SRaghava Aditya Renukunta 35491da177e4SLinus Torvalds /* 35501da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 35511da177e4SLinus Torvalds */ 35521da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 35531da177e4SLinus Torvalds 3554bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 35558e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 35561da177e4SLinus Torvalds } 35571da177e4SLinus Torvalds 3558ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3559ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3560ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3561ab5d129fSRaghava Aditya Renukunta 3562ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3563ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3564ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3565ab5d129fSRaghava Aditya Renukunta 3566ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3567ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3568*cdec16c1SHannes Reinecke scsicmd->result |= DID_OK << 16; 3569ab5d129fSRaghava Aditya Renukunta break; 3570ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3571ab5d129fSRaghava Aditya Renukunta { 3572ab5d129fSRaghava Aditya Renukunta int len; 3573ab5d129fSRaghava Aditya Renukunta 3574ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3575ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3576ab5d129fSRaghava Aditya Renukunta if (len) 3577ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3578ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3579*cdec16c1SHannes Reinecke scsicmd->result |= DID_OK << 16; 3580ab5d129fSRaghava Aditya Renukunta break; 3581ab5d129fSRaghava Aditya Renukunta } 3582ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3583*cdec16c1SHannes Reinecke scsicmd->result |= DID_BUS_BUSY << 16; 3584ab5d129fSRaghava Aditya Renukunta break; 3585ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3586*cdec16c1SHannes Reinecke scsicmd->result |= DID_ABORT << 16; 3587ab5d129fSRaghava Aditya Renukunta break; 3588ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3589ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3590ab5d129fSRaghava Aditya Renukunta default: 3591*cdec16c1SHannes Reinecke scsicmd->result |= DID_ERROR << 16; 3592ab5d129fSRaghava Aditya Renukunta break; 3593ab5d129fSRaghava Aditya Renukunta } 3594ab5d129fSRaghava Aditya Renukunta } 3595ab5d129fSRaghava Aditya Renukunta 3596ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3597ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3598ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3599ab5d129fSRaghava Aditya Renukunta { 3600ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3601ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3602ab5d129fSRaghava Aditya Renukunta { 3603ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3604ab5d129fSRaghava Aditya Renukunta 3605ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3606ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3607ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3608ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3609ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3610ab5d129fSRaghava Aditya Renukunta } 3611*cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 3612ab5d129fSRaghava Aditya Renukunta break; 3613ab5d129fSRaghava Aditya Renukunta } 3614ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3615ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3616*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16 | SAM_STAT_BUSY; 3617ab5d129fSRaghava Aditya Renukunta break; 3618ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3619*cdec16c1SHannes Reinecke scsicmd->result = DID_ABORT << 16; 3620ab5d129fSRaghava Aditya Renukunta break; 3621ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3622*cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 3623ab5d129fSRaghava Aditya Renukunta break; 3624ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3625ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3626*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 3627ab5d129fSRaghava Aditya Renukunta break; 3628ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3629ab5d129fSRaghava Aditya Renukunta default: 3630*cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 3631ab5d129fSRaghava Aditya Renukunta break; 3632ab5d129fSRaghava Aditya Renukunta } 3633ab5d129fSRaghava Aditya Renukunta } 3634ab5d129fSRaghava Aditya Renukunta 36351da177e4SLinus Torvalds /** 3636ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3637ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3638ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3639ab5d129fSRaghava Aditya Renukunta * 3640ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3641ab5d129fSRaghava Aditya Renukunta */ 3642ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3643ab5d129fSRaghava Aditya Renukunta { 3644ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3645ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3646ab5d129fSRaghava Aditya Renukunta 3647ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3648ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3649ab5d129fSRaghava Aditya Renukunta 3650ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3651ab5d129fSRaghava Aditya Renukunta 3652ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3653ab5d129fSRaghava Aditya Renukunta return; 3654ab5d129fSRaghava Aditya Renukunta 3655ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3656ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3657ab5d129fSRaghava Aditya Renukunta 3658ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3659ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3660ab5d129fSRaghava Aditya Renukunta 3661ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3662ab5d129fSRaghava Aditya Renukunta /* fast response */ 3663*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 3664ab5d129fSRaghava Aditya Renukunta goto out; 3665ab5d129fSRaghava Aditya Renukunta } 3666ab5d129fSRaghava Aditya Renukunta 3667ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3668ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3669ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3670ab5d129fSRaghava Aditya Renukunta break; 3671ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3672ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3673ab5d129fSRaghava Aditya Renukunta break; 3674ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3675*cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 3676ab5d129fSRaghava Aditya Renukunta break; 3677ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3678*cdec16c1SHannes Reinecke scsicmd->result = DID_NO_CONNECT << 16; 3679ab5d129fSRaghava Aditya Renukunta break; 3680ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3681ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3682*cdec16c1SHannes Reinecke scsicmd->result = DID_OK << 16; 3683ab5d129fSRaghava Aditya Renukunta break; 3684ab5d129fSRaghava Aditya Renukunta default: 3685*cdec16c1SHannes Reinecke scsicmd->result = DID_ERROR << 16; 3686ab5d129fSRaghava Aditya Renukunta break; 3687ab5d129fSRaghava Aditya Renukunta } 3688ab5d129fSRaghava Aditya Renukunta 3689ab5d129fSRaghava Aditya Renukunta out: 3690ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3691ab5d129fSRaghava Aditya Renukunta 3692ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3693ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3694ab5d129fSRaghava Aditya Renukunta else 3695ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3696ab5d129fSRaghava Aditya Renukunta } 3697ab5d129fSRaghava Aditya Renukunta 3698ab5d129fSRaghava Aditya Renukunta /** 3699ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 37001da177e4SLinus Torvalds * @scsicmd: the scsi command block 37011da177e4SLinus Torvalds * 37021da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 37031da177e4SLinus Torvalds * scsicmd passed in. 37041da177e4SLinus Torvalds */ 37051da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 37061da177e4SLinus Torvalds { 37071da177e4SLinus Torvalds struct fib* cmd_fibcontext; 37081da177e4SLinus Torvalds struct aac_dev* dev; 37091da177e4SLinus Torvalds int status; 37101da177e4SLinus Torvalds 371184971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3712e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 371384971738SMark Haverkamp scsicmd->device->lun > 7) { 37141da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 37151da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 37161da177e4SLinus Torvalds return 0; 37171da177e4SLinus Torvalds } 37181da177e4SLinus Torvalds 37191da177e4SLinus Torvalds /* 37201da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 37211da177e4SLinus Torvalds */ 37226bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 37231ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3724e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 37251da177e4SLinus Torvalds 37261da177e4SLinus Torvalds /* 37271da177e4SLinus Torvalds * Check that the command queued to the controller 37281da177e4SLinus Torvalds */ 37291ae948faSBrian King if (status == -EINPROGRESS) 37301da177e4SLinus Torvalds return 0; 37311da177e4SLinus Torvalds 3732bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3733bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3734bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 37351da177e4SLinus Torvalds 37361da177e4SLinus Torvalds return -1; 37371da177e4SLinus Torvalds } 37381da177e4SLinus Torvalds 3739ab5d129fSRaghava Aditya Renukunta /** 3740ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3741ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3742ab5d129fSRaghava Aditya Renukunta * 3743ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3744ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3745ab5d129fSRaghava Aditya Renukunta */ 3746ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3747ab5d129fSRaghava Aditya Renukunta { 3748ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3749ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3750ab5d129fSRaghava Aditya Renukunta int status; 3751ab5d129fSRaghava Aditya Renukunta 3752ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3753ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3754ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3755ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3756ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3757ab5d129fSRaghava Aditya Renukunta return 0; 3758ab5d129fSRaghava Aditya Renukunta } 3759ab5d129fSRaghava Aditya Renukunta 3760ab5d129fSRaghava Aditya Renukunta /* 3761ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3762ab5d129fSRaghava Aditya Renukunta */ 3763ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3764ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3765ab5d129fSRaghava Aditya Renukunta return -1; 3766ab5d129fSRaghava Aditya Renukunta 37671ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3768ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3769ab5d129fSRaghava Aditya Renukunta 3770ab5d129fSRaghava Aditya Renukunta /* 3771ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3772ab5d129fSRaghava Aditya Renukunta */ 37731ae948faSBrian King if (status == -EINPROGRESS) 3774ab5d129fSRaghava Aditya Renukunta return 0; 3775ab5d129fSRaghava Aditya Renukunta 3776ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3777ab5d129fSRaghava Aditya Renukunta status); 3778ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3779ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3780ab5d129fSRaghava Aditya Renukunta 3781ab5d129fSRaghava Aditya Renukunta return -1; 3782ab5d129fSRaghava Aditya Renukunta } 3783ab5d129fSRaghava Aditya Renukunta 3784ab5d129fSRaghava Aditya Renukunta 37850b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 37861da177e4SLinus Torvalds { 37871da177e4SLinus Torvalds unsigned long byte_count = 0; 3788727eead6SFUJITA Tomonori int nseg; 3789a2260323SNikola Pajkovsky struct scatterlist *sg; 3790a2260323SNikola Pajkovsky int i; 37911da177e4SLinus Torvalds 37921da177e4SLinus Torvalds // Get rid of old data 37931da177e4SLinus Torvalds psg->count = 0; 37941da177e4SLinus Torvalds psg->sg[0].addr = 0; 37951da177e4SLinus Torvalds psg->sg[0].count = 0; 3796727eead6SFUJITA Tomonori 3797727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3798a2260323SNikola Pajkovsky if (nseg <= 0) 37990b433447SMahesh Rajashekhara return nseg; 38001da177e4SLinus Torvalds 3801727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38021da177e4SLinus Torvalds 3803727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38041da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 38051da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 38061da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 38071da177e4SLinus Torvalds } 38081da177e4SLinus Torvalds /* hba wants the size to be exact */ 3809727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 381056b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3811727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 381256b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3813727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38141da177e4SLinus Torvalds } 38151da177e4SLinus Torvalds /* Check for command underflow */ 38161da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 38171da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38181da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38191da177e4SLinus Torvalds } 3820a2260323SNikola Pajkovsky 38211da177e4SLinus Torvalds return byte_count; 38221da177e4SLinus Torvalds } 38231da177e4SLinus Torvalds 38241da177e4SLinus Torvalds 38250b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 38261da177e4SLinus Torvalds { 38271da177e4SLinus Torvalds unsigned long byte_count = 0; 382856b58712SMark Haverkamp u64 addr; 3829727eead6SFUJITA Tomonori int nseg; 3830a2260323SNikola Pajkovsky struct scatterlist *sg; 3831a2260323SNikola Pajkovsky int i; 38321da177e4SLinus Torvalds 38331da177e4SLinus Torvalds // Get rid of old data 38341da177e4SLinus Torvalds psg->count = 0; 38351da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 38361da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 38371da177e4SLinus Torvalds psg->sg[0].count = 0; 3838727eead6SFUJITA Tomonori 3839727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3840a2260323SNikola Pajkovsky if (nseg <= 0) 38410b433447SMahesh Rajashekhara return nseg; 38421da177e4SLinus Torvalds 3843727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38441241f359SMark Haverkamp int count = sg_dma_len(sg); 384556b58712SMark Haverkamp addr = sg_dma_address(sg); 384656b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 384756b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 38481241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38491241f359SMark Haverkamp byte_count += count; 38501da177e4SLinus Torvalds } 3851727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38521da177e4SLinus Torvalds /* hba wants the size to be exact */ 3853727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 385456b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3855727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 385656b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3857727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38581da177e4SLinus Torvalds } 38591da177e4SLinus Torvalds /* Check for command underflow */ 38601da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 38611da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38621da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38631da177e4SLinus Torvalds } 3864a2260323SNikola Pajkovsky 38651da177e4SLinus Torvalds return byte_count; 38661da177e4SLinus Torvalds } 38671da177e4SLinus Torvalds 38680b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 38690e68c003SMark Haverkamp { 38700e68c003SMark Haverkamp unsigned long byte_count = 0; 3871727eead6SFUJITA Tomonori int nseg; 3872a2260323SNikola Pajkovsky struct scatterlist *sg; 3873a2260323SNikola Pajkovsky int i; 38740e68c003SMark Haverkamp 38750e68c003SMark Haverkamp // Get rid of old data 38760e68c003SMark Haverkamp psg->count = 0; 38770e68c003SMark Haverkamp psg->sg[0].next = 0; 38780e68c003SMark Haverkamp psg->sg[0].prev = 0; 38790e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 38800e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 38810e68c003SMark Haverkamp psg->sg[0].count = 0; 38820e68c003SMark Haverkamp psg->sg[0].flags = 0; 3883727eead6SFUJITA Tomonori 3884727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3885a2260323SNikola Pajkovsky if (nseg <= 0) 38860b433447SMahesh Rajashekhara return nseg; 38870e68c003SMark Haverkamp 3888727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38890e68c003SMark Haverkamp int count = sg_dma_len(sg); 38900e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 38910e68c003SMark Haverkamp psg->sg[i].next = 0; 38920e68c003SMark Haverkamp psg->sg[i].prev = 0; 38930e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 38940e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 38950e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38960e68c003SMark Haverkamp psg->sg[i].flags = 0; 38970e68c003SMark Haverkamp byte_count += count; 38980e68c003SMark Haverkamp } 3899727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39000e68c003SMark Haverkamp /* hba wants the size to be exact */ 3901727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 39020e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3903727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 39040e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3905727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39060e68c003SMark Haverkamp } 39070e68c003SMark Haverkamp /* Check for command underflow */ 39080e68c003SMark Haverkamp if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39090e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39100e68c003SMark Haverkamp byte_count, scsicmd->underflow); 39110e68c003SMark Haverkamp } 3912a2260323SNikola Pajkovsky 39130e68c003SMark Haverkamp return byte_count; 39140e68c003SMark Haverkamp } 39150e68c003SMark Haverkamp 39160b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 39170b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 391885d22bbfSMahesh Rajashekhara { 391985d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 392085d22bbfSMahesh Rajashekhara int nseg; 392185d22bbfSMahesh Rajashekhara struct scatterlist *sg; 392285d22bbfSMahesh Rajashekhara int i, conformable = 0; 392385d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 392485d22bbfSMahesh Rajashekhara 3925a2260323SNikola Pajkovsky nseg = scsi_dma_map(scsicmd); 3926a2260323SNikola Pajkovsky if (nseg <= 0) 3927a2260323SNikola Pajkovsky return nseg; 3928a2260323SNikola Pajkovsky 392985d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 393085d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 393185d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 393285d22bbfSMahesh Rajashekhara 393385d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 393485d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 393585d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 393685d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 393785d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 393885d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 393985d22bbfSMahesh Rajashekhara if (i == 0) { 394085d22bbfSMahesh Rajashekhara conformable = 1; 394185d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 394285d22bbfSMahesh Rajashekhara } else if (i == 1) { 394385d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 394485d22bbfSMahesh Rajashekhara min_size = cur_size; 394585d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 394685d22bbfSMahesh Rajashekhara conformable = 0; 394785d22bbfSMahesh Rajashekhara if (cur_size < min_size) 394885d22bbfSMahesh Rajashekhara min_size = cur_size; 394985d22bbfSMahesh Rajashekhara } 395085d22bbfSMahesh Rajashekhara byte_count += count; 395185d22bbfSMahesh Rajashekhara } 395285d22bbfSMahesh Rajashekhara 395385d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 395485d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 395585d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 395685d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 395785d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 395885d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 395985d22bbfSMahesh Rajashekhara } 396085d22bbfSMahesh Rajashekhara 396185d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 396285d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 396385d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 396485d22bbfSMahesh Rajashekhara if (!conformable) { 396585d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 396685d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 396785d22bbfSMahesh Rajashekhara err_found = 0; 396885d22bbfSMahesh Rajashekhara nseg_new = 2; 396985d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 397085d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 397185d22bbfSMahesh Rajashekhara err_found = 1; 397285d22bbfSMahesh Rajashekhara break; 397385d22bbfSMahesh Rajashekhara } 397485d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 397585d22bbfSMahesh Rajashekhara } 397685d22bbfSMahesh Rajashekhara if (!err_found) 397785d22bbfSMahesh Rajashekhara break; 397885d22bbfSMahesh Rajashekhara } 397996676246SNikola Pajkovsky if (i > 0 && nseg_new <= sg_max) { 398096676246SNikola Pajkovsky int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); 398196676246SNikola Pajkovsky 398296676246SNikola Pajkovsky if (ret < 0) 398396676246SNikola Pajkovsky return ret; 398496676246SNikola Pajkovsky } 398585d22bbfSMahesh Rajashekhara } else 398685d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 398785d22bbfSMahesh Rajashekhara 398885d22bbfSMahesh Rajashekhara /* Check for command underflow */ 398985d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 399085d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 399185d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 399285d22bbfSMahesh Rajashekhara } 399385d22bbfSMahesh Rajashekhara 399485d22bbfSMahesh Rajashekhara return byte_count; 399585d22bbfSMahesh Rajashekhara } 399685d22bbfSMahesh Rajashekhara 399785d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 399885d22bbfSMahesh Rajashekhara { 399985d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 400085d22bbfSMahesh Rajashekhara int i, j, pos; 400185d22bbfSMahesh Rajashekhara u32 addr_low; 400285d22bbfSMahesh Rajashekhara 400385d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 400485d22bbfSMahesh Rajashekhara return 0; 400585d22bbfSMahesh Rajashekhara 40066da2ec56SKees Cook sge = kmalloc_array(nseg_new, sizeof(struct sge_ieee1212), GFP_ATOMIC); 400785d22bbfSMahesh Rajashekhara if (sge == NULL) 400896676246SNikola Pajkovsky return -ENOMEM; 400985d22bbfSMahesh Rajashekhara 401085d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 401185d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 401285d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 401385d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 401485d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 401585d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 401685d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 401785d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 401885d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 401985d22bbfSMahesh Rajashekhara pos++; 402085d22bbfSMahesh Rajashekhara } 402185d22bbfSMahesh Rajashekhara } 402285d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 402385d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 402485d22bbfSMahesh Rajashekhara 402585d22bbfSMahesh Rajashekhara kfree(sge); 402685d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 402785d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 402885d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 402985d22bbfSMahesh Rajashekhara return 0; 403085d22bbfSMahesh Rajashekhara } 403185d22bbfSMahesh Rajashekhara 4032ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4033ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4034ab5d129fSRaghava Aditya Renukunta int sg_max, 4035ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4036ab5d129fSRaghava Aditya Renukunta { 4037ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4038ab5d129fSRaghava Aditya Renukunta int nseg; 4039ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4040ab5d129fSRaghava Aditya Renukunta int i; 4041ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4042ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4043ab5d129fSRaghava Aditya Renukunta 4044ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4045ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4046ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4047ab5d129fSRaghava Aditya Renukunta goto out; 4048ab5d129fSRaghava Aditya Renukunta } 4049ab5d129fSRaghava Aditya Renukunta 4050ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4051ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4052ab5d129fSRaghava Aditya Renukunta else 4053ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4054ab5d129fSRaghava Aditya Renukunta 4055ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4056ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4057ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4058ab5d129fSRaghava Aditya Renukunta 4059ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4060ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4061ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4062ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4063ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4064ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4065ab5d129fSRaghava Aditya Renukunta byte_count += count; 4066ab5d129fSRaghava Aditya Renukunta sge++; 4067ab5d129fSRaghava Aditya Renukunta } 4068ab5d129fSRaghava Aditya Renukunta 4069ab5d129fSRaghava Aditya Renukunta sge--; 4070ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4071ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4072ab5d129fSRaghava Aditya Renukunta u32 temp; 4073ab5d129fSRaghava Aditya Renukunta 4074ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4075ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4076ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4077ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4078ab5d129fSRaghava Aditya Renukunta } 4079ab5d129fSRaghava Aditya Renukunta 4080ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4081ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4082ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4083ab5d129fSRaghava Aditya Renukunta } else { 4084ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4085ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4086ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4087ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4088ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4089ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4090ab5d129fSRaghava Aditya Renukunta } 4091ab5d129fSRaghava Aditya Renukunta 4092ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4093ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4094ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4095ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4096ab5d129fSRaghava Aditya Renukunta } 4097ab5d129fSRaghava Aditya Renukunta out: 4098ab5d129fSRaghava Aditya Renukunta return byte_count; 4099ab5d129fSRaghava Aditya Renukunta } 4100ab5d129fSRaghava Aditya Renukunta 41011da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 41021da177e4SLinus Torvalds 41031da177e4SLinus Torvalds struct aac_srb_status_info { 41041da177e4SLinus Torvalds u32 status; 41051da177e4SLinus Torvalds char *str; 41061da177e4SLinus Torvalds }; 41071da177e4SLinus Torvalds 41081da177e4SLinus Torvalds 41091da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 41101da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 41111da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 41121da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 41131da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 41141da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 41151da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 41161da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 41171da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 41181da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 41191da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 41201da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 41211da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 41221da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 41231da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 41241da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 41251da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 41261da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 41271da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 41281da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 41291da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 41301da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 41311da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 41321da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 41331da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 41341da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 41351da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 41361da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 41371da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 41381da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 41391da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 41401da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 41411da177e4SLinus Torvalds { 0xff, "Unknown Error"} 41421da177e4SLinus Torvalds }; 41431da177e4SLinus Torvalds 41441da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 41451da177e4SLinus Torvalds { 41461da177e4SLinus Torvalds int i; 41471da177e4SLinus Torvalds 41486391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 41496391a113STobias Klauser if (srb_status_info[i].status == status) 41501da177e4SLinus Torvalds return srb_status_info[i].str; 41511da177e4SLinus Torvalds 41521da177e4SLinus Torvalds return "Bad Status Code"; 41531da177e4SLinus Torvalds } 41541da177e4SLinus Torvalds 41551da177e4SLinus Torvalds #endif 4156