1c82ee6d3SThomas Gleixner // SPDX-License-Identifier: GPL-2.0-or-later 21da177e4SLinus Torvalds /* 31da177e4SLinus Torvalds * Adaptec AAC series RAID controller driver 4fa195afeSAlan Cox * (c) Copyright 2001 Red Hat Inc. 51da177e4SLinus Torvalds * 61da177e4SLinus Torvalds * based on the old aacraid driver that is.. 71da177e4SLinus Torvalds * Adaptec aacraid device driver for Linux. 81da177e4SLinus Torvalds * 9e8b12f0fSMahesh Rajashekhara * Copyright (c) 2000-2010 Adaptec, Inc. 10f4babba0SRaghava Aditya Renukunta * 2010-2015 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) 11f4babba0SRaghava Aditya Renukunta * 2016-2017 Microsemi Corp. (aacraid@microsemi.com) 121da177e4SLinus Torvalds * 13f4babba0SRaghava Aditya Renukunta * Module Name: 14f4babba0SRaghava Aditya Renukunta * aachba.c 15f4babba0SRaghava Aditya Renukunta * 16f4babba0SRaghava Aditya Renukunta * Abstract: Contains Interfaces to manage IOs. 171da177e4SLinus Torvalds */ 181da177e4SLinus Torvalds 191da177e4SLinus Torvalds #include <linux/kernel.h> 201da177e4SLinus Torvalds #include <linux/init.h> 211da177e4SLinus Torvalds #include <linux/types.h> 221da177e4SLinus Torvalds #include <linux/pci.h> 231da177e4SLinus Torvalds #include <linux/spinlock.h> 241da177e4SLinus Torvalds #include <linux/slab.h> 251da177e4SLinus Torvalds #include <linux/completion.h> 261da177e4SLinus Torvalds #include <linux/blkdev.h> 277c0f6ba6SLinus Torvalds #include <linux/uaccess.h> 283a0086a8SSalyzyn, Mark #include <linux/highmem.h> /* For flush_kernel_dcache_page */ 29acf3368fSPaul Gortmaker #include <linux/module.h> 301da177e4SLinus Torvalds 314b000227SRaghava Aditya Renukunta #include <asm/unaligned.h> 324b000227SRaghava Aditya Renukunta 331da177e4SLinus Torvalds #include <scsi/scsi.h> 341da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 351da177e4SLinus Torvalds #include <scsi/scsi_device.h> 361da177e4SLinus Torvalds #include <scsi/scsi_host.h> 371da177e4SLinus Torvalds 381da177e4SLinus Torvalds #include "aacraid.h" 391da177e4SLinus Torvalds 401da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 411da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 421da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 431da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 441da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 451da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 461da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 471da177e4SLinus Torvalds 481da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 491da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 501da177e4SLinus Torvalds 511da177e4SLinus Torvalds /* 521da177e4SLinus Torvalds * Sense codes 531da177e4SLinus Torvalds */ 541da177e4SLinus Torvalds 551da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 561da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 571da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 581da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 59f956a669SRaghava Aditya Renukunta #define SENCODE_UNRECOVERED_READ_ERROR 0x11 601da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 611da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 621da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 631da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 641da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 651da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 661da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 671da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 681da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 691da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 701da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 711da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 721da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 731da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 741da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 751da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 761da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 771da177e4SLinus Torvalds 781da177e4SLinus Torvalds /* 791da177e4SLinus Torvalds * Additional sense codes 801da177e4SLinus Torvalds */ 811da177e4SLinus Torvalds 821da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 831da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 841da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 851da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 861da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 871da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 881da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 891da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 901da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 911da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 921da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 931da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 941da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 951da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 961da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 971da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 981da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 991da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1001da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1011da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1021da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1031da177e4SLinus Torvalds 1041da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1051da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1061da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1071da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1081da177e4SLinus Torvalds 109b836439fSMahesh Rajashekhara /* MODE_SENSE data format */ 110b836439fSMahesh Rajashekhara typedef struct { 111b836439fSMahesh Rajashekhara struct { 112b836439fSMahesh Rajashekhara u8 data_length; 113b836439fSMahesh Rajashekhara u8 med_type; 114b836439fSMahesh Rajashekhara u8 dev_par; 115b836439fSMahesh Rajashekhara u8 bd_length; 116b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 117b836439fSMahesh Rajashekhara struct { 118b836439fSMahesh Rajashekhara u8 dens_code; 119b836439fSMahesh Rajashekhara u8 block_count[3]; 120b836439fSMahesh Rajashekhara u8 reserved; 121b836439fSMahesh Rajashekhara u8 block_length[3]; 122b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 123b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 124b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep_data; 125b836439fSMahesh Rajashekhara 126b836439fSMahesh Rajashekhara /* MODE_SENSE_10 data format */ 127b836439fSMahesh Rajashekhara typedef struct { 128b836439fSMahesh Rajashekhara struct { 129b836439fSMahesh Rajashekhara u8 data_length[2]; 130b836439fSMahesh Rajashekhara u8 med_type; 131b836439fSMahesh Rajashekhara u8 dev_par; 132b836439fSMahesh Rajashekhara u8 rsrvd[2]; 133b836439fSMahesh Rajashekhara u8 bd_length[2]; 134b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 135b836439fSMahesh Rajashekhara struct { 136b836439fSMahesh Rajashekhara u8 dens_code; 137b836439fSMahesh Rajashekhara u8 block_count[3]; 138b836439fSMahesh Rajashekhara u8 reserved; 139b836439fSMahesh Rajashekhara u8 block_length[3]; 140b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 141b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 142b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep10_data; 143b836439fSMahesh Rajashekhara 1441da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1451da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1461da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1471da177e4SLinus Torvalds /* SCSI inquiry data */ 1481da177e4SLinus Torvalds struct inquiry_data { 1491da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1501da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1511da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1521da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1531da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1541da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1551da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1561da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1571da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1581da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1591da177e4SLinus Torvalds }; 1601da177e4SLinus Torvalds 1615d910649SMahesh Rajashekhara /* Added for VPD 0x83 */ 162999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 { 163999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 164999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 165999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 166999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 167999b3ffcSRaghava Aditya Renukunta u8 reserved3; 168999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 169999b3ffcSRaghava Aditya Renukunta u8 venid[8]; 170999b3ffcSRaghava Aditya Renukunta u8 productid[16]; 171999b3ffcSRaghava Aditya Renukunta u8 serialnumber[8]; /* SN in ASCII */ 1725d910649SMahesh Rajashekhara 173999b3ffcSRaghava Aditya Renukunta }; 1745d910649SMahesh Rajashekhara 175999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 { 176999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 177999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 178999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 179999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 180999b3ffcSRaghava Aditya Renukunta u8 reserved3; 181999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 182999b3ffcSRaghava Aditya Renukunta struct teu64id { 1835d910649SMahesh Rajashekhara u32 Serial; 1845d910649SMahesh Rajashekhara /* The serial number supposed to be 40 bits, 1855d910649SMahesh Rajashekhara * bit we only support 32, so make the last byte zero. */ 186999b3ffcSRaghava Aditya Renukunta u8 reserved; 187999b3ffcSRaghava Aditya Renukunta u8 venid[3]; 188999b3ffcSRaghava Aditya Renukunta } eu64id; 1895d910649SMahesh Rajashekhara 190999b3ffcSRaghava Aditya Renukunta }; 1915d910649SMahesh Rajashekhara 192999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 { 193999b3ffcSRaghava Aditya Renukunta u8 codeset : 4; /* VPD_CODE_SET */ 194999b3ffcSRaghava Aditya Renukunta u8 reserved : 4; 195999b3ffcSRaghava Aditya Renukunta u8 identifiertype : 4; /* VPD_IDENTIFIER_TYPE */ 196999b3ffcSRaghava Aditya Renukunta u8 reserved2 : 4; 197999b3ffcSRaghava Aditya Renukunta u8 reserved3; 198999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 199999b3ffcSRaghava Aditya Renukunta u8 Identifier[16]; 200999b3ffcSRaghava Aditya Renukunta }; 201999b3ffcSRaghava Aditya Renukunta 202999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 { 2035d910649SMahesh Rajashekhara u8 DeviceType:5; 2045d910649SMahesh Rajashekhara u8 DeviceTypeQualifier:3; 2055d910649SMahesh Rajashekhara u8 PageCode; 206999b3ffcSRaghava Aditya Renukunta u8 reserved; 2075d910649SMahesh Rajashekhara u8 PageLength; 208999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 type1; 209999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 type2; 210999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 type3; 211999b3ffcSRaghava Aditya Renukunta }; 2125d910649SMahesh Rajashekhara 2131da177e4SLinus Torvalds /* 2141da177e4SLinus Torvalds * M O D U L E G L O B A L S 2151da177e4SLinus Torvalds */ 2161da177e4SLinus Torvalds 2170b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *sgmap); 2180b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg); 2190b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg); 2200b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 2210b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max); 222ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 223ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 224ab5d129fSRaghava Aditya Renukunta int sg_max, u64 sg_address); 2250b433447SMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, 2260b433447SMahesh Rajashekhara int pages, int nseg, int nseg_new); 2271da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 228ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd); 2291da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 2301da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 2311da177e4SLinus Torvalds #endif 2321da177e4SLinus Torvalds 2331da177e4SLinus Torvalds /* 2341da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 2351da177e4SLinus Torvalds */ 2361da177e4SLinus Torvalds 2371da177e4SLinus Torvalds static int nondasd = -1; 238d8e96507SLeubner, Achim static int aac_cache = 2; /* WCE=0 to avoid performance problems */ 2391da177e4SLinus Torvalds static int dacmode = -1; 2408ef22247SSalyzyn, Mark int aac_msi; 2411208bab5SSalyzyn, Mark int aac_commit = -1; 242404d9a90SMark Haverkamp int startup_timeout = 180; 243404d9a90SMark Haverkamp int aif_timeout = 120; 24411604612SMahesh Rajashekhara int aac_sync_mode; /* Only Sync. transfer - disabled */ 24585d22bbfSMahesh Rajashekhara int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ 2461da177e4SLinus Torvalds 24711604612SMahesh Rajashekhara module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); 24811604612SMahesh Rajashekhara MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" 24911604612SMahesh Rajashekhara " 0=off, 1=on"); 25085d22bbfSMahesh Rajashekhara module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); 25185d22bbfSMahesh Rajashekhara MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" 25285d22bbfSMahesh Rajashekhara " 0=off, 1=on"); 2539a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 2548ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 2558ef22247SSalyzyn, Mark " 0=off, 1=on"); 25695e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 2578ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 2588ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 2598ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 260d8e96507SLeubner, Achim "\tbit 2 - Disable only if Battery is protecting Cache"); 2619a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 2628ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 2638ef22247SSalyzyn, Mark " 0=off, 1=on"); 2641208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 2658ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 2668ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 2678ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 2688ef22247SSalyzyn, Mark " 0=off, 1=on"); 2698ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 2708ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 2719022d375SMahesh Rajashekhara " 0=PIC(default), 1=MSI, 2=MSI-X)"); 272404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 2738ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 2748ef22247SSalyzyn, Mark " adapter to have it's kernel up and\n" 2758ef22247SSalyzyn, Mark "running. This is typically adjusted for large systems that do not" 2768ef22247SSalyzyn, Mark " have a BIOS."); 277404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 2788ef22247SSalyzyn, Mark MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 2798ef22247SSalyzyn, Mark " applications to pick up AIFs before\n" 2808ef22247SSalyzyn, Mark "deregistering them. This is typically adjusted for heavily burdened" 2818ef22247SSalyzyn, Mark " systems."); 2821da177e4SLinus Torvalds 28309624645SRaghava Aditya Renukunta int aac_fib_dump; 28409624645SRaghava Aditya Renukunta module_param(aac_fib_dump, int, 0644); 28509624645SRaghava Aditya Renukunta MODULE_PARM_DESC(aac_fib_dump, "Dump controller fibs prior to IOP_RESET 0=off, 1=on"); 28609624645SRaghava Aditya Renukunta 2877c00ffa3SMark Haverkamp int numacb = -1; 2887c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 2898ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 2908ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 2918ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 2927c00ffa3SMark Haverkamp 2937c00ffa3SMark Haverkamp int acbsize = -1; 2947c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 2958ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 2968ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 2978ef22247SSalyzyn, Mark " suggestion from Firmware."); 298653ba58dSMark Haverkamp 29929c97684SSalyzyn, Mark int update_interval = 30 * 60; 30029c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 3018ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 3028ef22247SSalyzyn, Mark " updates issued to adapter."); 30329c97684SSalyzyn, Mark 30411da1b7cSRaghava Aditya Renukunta int check_interval = 60; 30529c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 3068ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 3078ef22247SSalyzyn, Mark " checks."); 30829c97684SSalyzyn, Mark 30987f3bda3SAndrew Morton int aac_check_reset = 1; 31087f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 31195e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 3128ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 3138ef22247SSalyzyn, Mark " ignore it."); 31429c97684SSalyzyn, Mark 315e37ee4beSMark Haverkamp int expose_physicals = -1; 316653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 3178ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 3188ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 31903d44337SMark Haverkamp 3208ef22247SSalyzyn, Mark int aac_reset_devices; 3211208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 3221208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 32303d44337SMark Haverkamp 324d8e96507SLeubner, Achim int aac_wwn = 1; 325d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 326d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 327d8e96507SLeubner, Achim "\t0 - Disable\n" 328d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 329d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 330d8e96507SLeubner, Achim 331d8e96507SLeubner, Achim 33203d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 33303d44337SMark Haverkamp struct fib *fibptr) { 33403d44337SMark Haverkamp struct scsi_device *device; 33503d44337SMark Haverkamp 33603d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 337c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 33803d44337SMark Haverkamp aac_fib_complete(fibptr); 33903d44337SMark Haverkamp return 0; 34003d44337SMark Haverkamp } 34103d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 34203d44337SMark Haverkamp device = scsicmd->device; 3433ffd6c5aSRaghava Aditya Renukunta if (unlikely(!device)) { 34403d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 34503d44337SMark Haverkamp aac_fib_complete(fibptr); 34603d44337SMark Haverkamp return 0; 34703d44337SMark Haverkamp } 34803d44337SMark Haverkamp return 1; 34903d44337SMark Haverkamp } 35003d44337SMark Haverkamp 3511da177e4SLinus Torvalds /** 3521da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 3531da177e4SLinus Torvalds * @common: adapter to query 3541da177e4SLinus Torvalds * 3551da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 3561da177e4SLinus Torvalds */ 3578c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 3581da177e4SLinus Torvalds { 3591da177e4SLinus Torvalds int status = 0; 3601da177e4SLinus Torvalds struct fib * fibptr; 3611da177e4SLinus Torvalds 362bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3631da177e4SLinus Torvalds return -ENOMEM; 3641da177e4SLinus Torvalds 365bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3661da177e4SLinus Torvalds { 3671da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 3681da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 3691da177e4SLinus Torvalds 3701da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3711da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 3721da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 3731da177e4SLinus Torvalds } 3741da177e4SLinus Torvalds 375bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3761da177e4SLinus Torvalds fibptr, 3771da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 3781da177e4SLinus Torvalds FsaNormal, 3791da177e4SLinus Torvalds 1, 1, 3801da177e4SLinus Torvalds NULL, NULL); 3811da177e4SLinus Torvalds if (status < 0) { 3821da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 3831da177e4SLinus Torvalds } else { 3841da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 3851da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 3861da177e4SLinus Torvalds dprintk((KERN_WARNING 3871da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 3881da177e4SLinus Torvalds le32_to_cpu(reply->response), 3891da177e4SLinus Torvalds le32_to_cpu(reply->status), 3901da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 3911da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 3921da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 3931da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 3941da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 3951da177e4SLinus Torvalds status = -EINVAL; 3961da177e4SLinus Torvalds } 3971da177e4SLinus Torvalds } 398cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless receives a response from F/W */ 399cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 400bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 401cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 4021da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 4031da177e4SLinus Torvalds if (status >= 0) { 4041208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 4051da177e4SLinus Torvalds struct aac_commit_config * dinfo; 406bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4071da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 4081da177e4SLinus Torvalds 4091da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4101da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 4111da177e4SLinus Torvalds 412bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4131da177e4SLinus Torvalds fibptr, 4141da177e4SLinus Torvalds sizeof (struct aac_commit_config), 4151da177e4SLinus Torvalds FsaNormal, 4161da177e4SLinus Torvalds 1, 1, 4171da177e4SLinus Torvalds NULL, NULL); 418cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless 419cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * receives a response from F/W */ 420cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 421bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4221208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 4231da177e4SLinus Torvalds printk(KERN_WARNING 4241da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 4251da177e4SLinus Torvalds } 4261da177e4SLinus Torvalds } 427cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 428cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 429bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4301da177e4SLinus Torvalds return status; 4311da177e4SLinus Torvalds } 4321da177e4SLinus Torvalds 433e3cc268fSRajashekhara, Mahesh static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 434e3cc268fSRajashekhara, Mahesh { 435e3cc268fSRajashekhara, Mahesh char inq_data; 436e3cc268fSRajashekhara, Mahesh scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 437e3cc268fSRajashekhara, Mahesh if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 438e3cc268fSRajashekhara, Mahesh inq_data &= 0xdf; 439e3cc268fSRajashekhara, Mahesh scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 440e3cc268fSRajashekhara, Mahesh } 441e3cc268fSRajashekhara, Mahesh } 442e3cc268fSRajashekhara, Mahesh 4431da177e4SLinus Torvalds /** 4441da177e4SLinus Torvalds * aac_get_containers - list containers 4451da177e4SLinus Torvalds * @common: adapter to probe 4461da177e4SLinus Torvalds * 4471da177e4SLinus Torvalds * Make a list of all containers on this controller 4481da177e4SLinus Torvalds */ 4491da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 4501da177e4SLinus Torvalds { 4511da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4521da177e4SLinus Torvalds u32 index; 4531da177e4SLinus Torvalds int status = 0; 4541da177e4SLinus Torvalds struct fib * fibptr; 4551da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 4561da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 4571da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4581da177e4SLinus Torvalds 459bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4601da177e4SLinus Torvalds return -ENOMEM; 4611da177e4SLinus Torvalds 462bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4631da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 4641da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4651da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 4661da177e4SLinus Torvalds 467bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4681da177e4SLinus Torvalds fibptr, 4691da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 4701da177e4SLinus Torvalds FsaNormal, 4711da177e4SLinus Torvalds 1, 1, 4721da177e4SLinus Torvalds NULL, NULL); 4731da177e4SLinus Torvalds if (status >= 0) { 4741da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 4751da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 4761c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 477a7129a54SMahesh Rajashekhara AAC_OPTION_SUPPORTED_240_VOLUMES) { 478a7129a54SMahesh Rajashekhara maximum_num_containers = 479a7129a54SMahesh Rajashekhara le32_to_cpu(dresp->MaxSimpleVolumes); 480a7129a54SMahesh Rajashekhara } 481bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4821da177e4SLinus Torvalds } 483cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 484cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 485fe76df42SMark Haverkamp aac_fib_free(fibptr); 4861da177e4SLinus Torvalds 4871da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 4881da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4893ffd6c5aSRaghava Aditya Renukunta if (dev->fsa_dev == NULL || 4903ffd6c5aSRaghava Aditya Renukunta dev->maximum_num_containers != maximum_num_containers) { 4913ffd6c5aSRaghava Aditya Renukunta 4923ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = dev->fsa_dev; 4933ffd6c5aSRaghava Aditya Renukunta 4943ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev = kcalloc(maximum_num_containers, 4953ffd6c5aSRaghava Aditya Renukunta sizeof(*fsa_dev_ptr), GFP_KERNEL); 4963ffd6c5aSRaghava Aditya Renukunta 4973ffd6c5aSRaghava Aditya Renukunta kfree(fsa_dev_ptr); 4983ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = NULL; 4993ffd6c5aSRaghava Aditya Renukunta 5003ffd6c5aSRaghava Aditya Renukunta 5013ffd6c5aSRaghava Aditya Renukunta if (!dev->fsa_dev) 5021da177e4SLinus Torvalds return -ENOMEM; 5031da177e4SLinus Torvalds 5041da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 5053ffd6c5aSRaghava Aditya Renukunta } 5063ffd6c5aSRaghava Aditya Renukunta for (index = 0; index < dev->maximum_num_containers; index++) { 5073ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].devname[0] = '\0'; 5083ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].valid = 0; 5091da177e4SLinus Torvalds 510fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 5111da177e4SLinus Torvalds 5121da177e4SLinus Torvalds if (status < 0) { 5131da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 5141da177e4SLinus Torvalds break; 5151da177e4SLinus Torvalds } 5161da177e4SLinus Torvalds } 5171da177e4SLinus Torvalds return status; 5181da177e4SLinus Torvalds } 5191da177e4SLinus Torvalds 5201da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 5211da177e4SLinus Torvalds { 5221da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 5231da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 5241da177e4SLinus Torvalds 5251da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 5261da177e4SLinus Torvalds 52703d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 52803d44337SMark Haverkamp return; 52903d44337SMark Haverkamp 5301da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 531125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 5321da177e4SLinus Torvalds 5331da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 5341da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 5351da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 5361da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 5371da177e4SLinus Torvalds char *sp = get_name_reply->data; 538c8026732SRaghava Aditya Renukunta int data_size = FIELD_SIZEOF(struct aac_get_name_resp, data); 539c8026732SRaghava Aditya Renukunta 540c8026732SRaghava Aditya Renukunta sp[data_size - 1] = '\0'; 5411da177e4SLinus Torvalds while (*sp == ' ') 5421da177e4SLinus Torvalds ++sp; 5433b2946ccSMark Haverkamp if (*sp) { 544d4345028SFUJITA Tomonori struct inquiry_data inq; 5453b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 5463b2946ccSMark Haverkamp int count = sizeof(d); 5473b2946ccSMark Haverkamp char *dp = d; 5483b2946ccSMark Haverkamp do { 5491da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 5501da177e4SLinus Torvalds } while (--count > 0); 551d4345028SFUJITA Tomonori 552d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 553d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 554d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 5551da177e4SLinus Torvalds } 5563b2946ccSMark Haverkamp } 5573b2946ccSMark Haverkamp 5581da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 5591da177e4SLinus Torvalds 560bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 5618e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 5621da177e4SLinus Torvalds } 5631da177e4SLinus Torvalds 5641da177e4SLinus Torvalds /** 5651da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 5661da177e4SLinus Torvalds */ 5679e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 5681da177e4SLinus Torvalds { 5691da177e4SLinus Torvalds int status; 570c8026732SRaghava Aditya Renukunta int data_size; 5711da177e4SLinus Torvalds struct aac_get_name *dinfo; 5721da177e4SLinus Torvalds struct fib * cmd_fibcontext; 5731da177e4SLinus Torvalds struct aac_dev * dev; 5741da177e4SLinus Torvalds 5751da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 5761da177e4SLinus Torvalds 577c8026732SRaghava Aditya Renukunta data_size = FIELD_SIZEOF(struct aac_get_name_resp, data); 578c8026732SRaghava Aditya Renukunta 5796bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 5801da177e4SLinus Torvalds 581bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 5821da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 5831ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5841da177e4SLinus Torvalds 5851da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 5861da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 5879e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 588c8026732SRaghava Aditya Renukunta dinfo->count = cpu_to_le32(data_size - 1); 5891da177e4SLinus Torvalds 590bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 5911da177e4SLinus Torvalds cmd_fibcontext, 592fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_name_resp), 5931da177e4SLinus Torvalds FsaNormal, 5941da177e4SLinus Torvalds 0, 1, 5951da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 5961da177e4SLinus Torvalds (void *) scsicmd); 5971da177e4SLinus Torvalds 5981da177e4SLinus Torvalds /* 5991da177e4SLinus Torvalds * Check that the command queued to the controller 6001da177e4SLinus Torvalds */ 6011ae948faSBrian King if (status == -EINPROGRESS) 6021da177e4SLinus Torvalds return 0; 6031da177e4SLinus Torvalds 604bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 605bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 6061da177e4SLinus Torvalds return -1; 6071da177e4SLinus Torvalds } 6081da177e4SLinus Torvalds 609fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 610fe76df42SMark Haverkamp { 611fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 612fe76df42SMark Haverkamp 6131a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 614fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 615fe76df42SMark Haverkamp 616fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 617fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 618fe76df42SMark Haverkamp return 0; 619fe76df42SMark Haverkamp } 620fe76df42SMark Haverkamp 6211a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 622fe76df42SMark Haverkamp { 62303d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 624fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 62503d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 626999b3ffcSRaghava Aditya Renukunta int i; 62703d44337SMark Haverkamp 62803d44337SMark Haverkamp 6291a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6301a655040SSalyzyn, Mark return; 631fe76df42SMark Haverkamp 632fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 6331a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 634fe76df42SMark Haverkamp if (fsa_dev_ptr) { 635fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 6361c68856eSRaghava Aditya Renukunta __le32 sup_options2; 6371c68856eSRaghava Aditya Renukunta 638fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 6391c68856eSRaghava Aditya Renukunta sup_options2 = 6401c68856eSRaghava Aditya Renukunta fibptr->dev->supplement_adapter_info.supported_options2; 641fe76df42SMark Haverkamp 642fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 643fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 644fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 6451c68856eSRaghava Aditya Renukunta if (!(sup_options2 & AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 646b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 647b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 648b836439fSMahesh Rajashekhara } else { 649b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 650b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 651b836439fSMahesh Rajashekhara } 652999b3ffcSRaghava Aditya Renukunta for (i = 0; i < 16; i++) 653999b3ffcSRaghava Aditya Renukunta fsa_dev_ptr->identifier[i] = 654999b3ffcSRaghava Aditya Renukunta dresp->mnt[0].fileinfo.bdevinfo 655999b3ffcSRaghava Aditya Renukunta .identifier[i]; 656fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 657655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 658655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 659655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 660655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 661655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 662fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 663fe76df42SMark Haverkamp fsa_dev_ptr->size 664fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 665fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 666fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 667fe76df42SMark Haverkamp } 668fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 669fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 670fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 671fe76df42SMark Haverkamp } 672fe76df42SMark Haverkamp aac_fib_complete(fibptr); 673fe76df42SMark Haverkamp aac_fib_free(fibptr); 674fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 675fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 6761a655040SSalyzyn, Mark (*callback)(scsicmd); 6771a655040SSalyzyn, Mark return; 678fe76df42SMark Haverkamp } 679fe76df42SMark Haverkamp 6801a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 681fe76df42SMark Haverkamp { 682fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 683fe76df42SMark Haverkamp struct aac_mount * dresp; 684fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 685fe76df42SMark Haverkamp int status; 686fe76df42SMark Haverkamp 687fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 6886c92f7dbSDave Carroll if (!aac_supports_2T(fibptr->dev)) { 689fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 6906c92f7dbSDave Carroll if ((le32_to_cpu(dresp->status) == ST_OK) && 6911a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 6921a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 6931a655040SSalyzyn, Mark return; 6941a655040SSalyzyn, Mark } 6956c92f7dbSDave Carroll } 696fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 697fe76df42SMark Haverkamp 69803d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 6991a655040SSalyzyn, Mark return; 70003d44337SMark Haverkamp 701fe76df42SMark Haverkamp aac_fib_init(fibptr); 702fe76df42SMark Haverkamp 703fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 704fe76df42SMark Haverkamp 7051c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 706b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 707b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 708b836439fSMahesh Rajashekhara else 709fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 710b836439fSMahesh Rajashekhara 711fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 712fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 7131ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 714fe76df42SMark Haverkamp 715fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 716fe76df42SMark Haverkamp fibptr, 717fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 718fe76df42SMark Haverkamp FsaNormal, 719fe76df42SMark Haverkamp 0, 1, 7201a655040SSalyzyn, Mark _aac_probe_container2, 721fe76df42SMark Haverkamp (void *) scsicmd); 722fe76df42SMark Haverkamp /* 723fe76df42SMark Haverkamp * Check that the command queued to the controller 724fe76df42SMark Haverkamp */ 7251ae948faSBrian King if (status < 0 && status != -EINPROGRESS) { 726fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 727fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7281a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 729fe76df42SMark Haverkamp } 730fe76df42SMark Haverkamp } 731fe76df42SMark Haverkamp 732fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 733fe76df42SMark Haverkamp { 734fe76df42SMark Haverkamp struct fib * fibptr; 735fe76df42SMark Haverkamp int status = -ENOMEM; 736fe76df42SMark Haverkamp 737fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 738fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 739fe76df42SMark Haverkamp 740fe76df42SMark Haverkamp aac_fib_init(fibptr); 741fe76df42SMark Haverkamp 742fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 743fe76df42SMark Haverkamp 7441c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 745b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 746b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 747b836439fSMahesh Rajashekhara else 748fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 749b836439fSMahesh Rajashekhara 750fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 751fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 752fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 7531ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 754fe76df42SMark Haverkamp 755fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 756fe76df42SMark Haverkamp fibptr, 757fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 758fe76df42SMark Haverkamp FsaNormal, 759fe76df42SMark Haverkamp 0, 1, 7601a655040SSalyzyn, Mark _aac_probe_container1, 761fe76df42SMark Haverkamp (void *) scsicmd); 762fe76df42SMark Haverkamp /* 763fe76df42SMark Haverkamp * Check that the command queued to the controller 764fe76df42SMark Haverkamp */ 7651ae948faSBrian King if (status == -EINPROGRESS) 766fe76df42SMark Haverkamp return 0; 7671ae948faSBrian King 768fe76df42SMark Haverkamp if (status < 0) { 769fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 770fe76df42SMark Haverkamp aac_fib_complete(fibptr); 771fe76df42SMark Haverkamp aac_fib_free(fibptr); 772fe76df42SMark Haverkamp } 773fe76df42SMark Haverkamp } 774fe76df42SMark Haverkamp if (status < 0) { 775fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 776fe76df42SMark Haverkamp if (fsa_dev_ptr) { 777fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 778fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 779fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 780fe76df42SMark Haverkamp return (*callback)(scsicmd); 781fe76df42SMark Haverkamp } 782fe76df42SMark Haverkamp } 783fe76df42SMark Haverkamp } 784fe76df42SMark Haverkamp return status; 785fe76df42SMark Haverkamp } 786fe76df42SMark Haverkamp 7871da177e4SLinus Torvalds /** 788bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 7891da177e4SLinus Torvalds * @dev: device to query 7901da177e4SLinus Torvalds * @cid: container identifier 7911da177e4SLinus Torvalds * 7921da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 7931da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 7941da177e4SLinus Torvalds */ 795fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 796fe76df42SMark Haverkamp { 797fe76df42SMark Haverkamp scsicmd->device = NULL; 798fe76df42SMark Haverkamp return 0; 799fe76df42SMark Haverkamp } 8001da177e4SLinus Torvalds 801bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 8021da177e4SLinus Torvalds { 803fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 804fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 8051da177e4SLinus Torvalds int status; 8061da177e4SLinus Torvalds 807fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 808fe76df42SMark Haverkamp kfree(scsicmd); 809fe76df42SMark Haverkamp kfree(scsidev); 81090ee3466SMark Haverkamp return -ENOMEM; 8111da177e4SLinus Torvalds } 812fe76df42SMark Haverkamp scsicmd->list.next = NULL; 8131a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 8141da177e4SLinus Torvalds 815fe76df42SMark Haverkamp scsicmd->device = scsidev; 816fe76df42SMark Haverkamp scsidev->sdev_state = 0; 817fe76df42SMark Haverkamp scsidev->id = cid; 818fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 8191da177e4SLinus Torvalds 820fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 821fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 822fe76df42SMark Haverkamp schedule(); 823802ae2f0SSalyzyn, Mark kfree(scsidev); 824fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 825fe76df42SMark Haverkamp kfree(scsicmd); 8261da177e4SLinus Torvalds return status; 8271da177e4SLinus Torvalds } 8281da177e4SLinus Torvalds 8291da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8301da177e4SLinus Torvalds struct scsi_inq { 8311da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8321da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8331da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8341da177e4SLinus Torvalds }; 8351da177e4SLinus Torvalds 8361da177e4SLinus Torvalds /** 8371da177e4SLinus Torvalds * InqStrCopy - string merge 8381da177e4SLinus Torvalds * @a: string to copy from 8391da177e4SLinus Torvalds * @b: string to copy to 8401da177e4SLinus Torvalds * 8411da177e4SLinus Torvalds * Copy a String from one location to another 8421da177e4SLinus Torvalds * without copying \0 8431da177e4SLinus Torvalds */ 8441da177e4SLinus Torvalds 8451da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8461da177e4SLinus Torvalds { 8471da177e4SLinus Torvalds 8481da177e4SLinus Torvalds while (*a != (char)0) 8491da177e4SLinus Torvalds *b++ = *a++; 8501da177e4SLinus Torvalds } 8511da177e4SLinus Torvalds 8521da177e4SLinus Torvalds static char *container_types[] = { 8531da177e4SLinus Torvalds "None", 8541da177e4SLinus Torvalds "Volume", 8551da177e4SLinus Torvalds "Mirror", 8561da177e4SLinus Torvalds "Stripe", 8571da177e4SLinus Torvalds "RAID5", 8581da177e4SLinus Torvalds "SSRW", 8591da177e4SLinus Torvalds "SSRO", 8601da177e4SLinus Torvalds "Morph", 8611da177e4SLinus Torvalds "Legacy", 8621da177e4SLinus Torvalds "RAID4", 8631da177e4SLinus Torvalds "RAID10", 8641da177e4SLinus Torvalds "RAID00", 8651da177e4SLinus Torvalds "V-MIRRORS", 8661da177e4SLinus Torvalds "PSEUDO R4", 8671da177e4SLinus Torvalds "RAID50", 86884971738SMark Haverkamp "RAID5D", 86984971738SMark Haverkamp "RAID5D0", 87084971738SMark Haverkamp "RAID1E", 87184971738SMark Haverkamp "RAID6", 87284971738SMark Haverkamp "RAID60", 8731da177e4SLinus Torvalds "Unknown" 8741da177e4SLinus Torvalds }; 8751da177e4SLinus Torvalds 87617eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 87717eaaceeSSalyzyn, Mark { 87817eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 87917eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 88017eaaceeSSalyzyn, Mark return container_types[tindex]; 88117eaaceeSSalyzyn, Mark } 8821da177e4SLinus Torvalds 8831da177e4SLinus Torvalds /* Function: setinqstr 8841da177e4SLinus Torvalds * 8851da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 8861da177e4SLinus Torvalds * 8871da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 88825985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 88925985edcSLucas De Marchi * files instead of in OS dependent driver source. 8901da177e4SLinus Torvalds */ 8911da177e4SLinus Torvalds 892794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 8931da177e4SLinus Torvalds { 8941da177e4SLinus Torvalds struct scsi_inq *str; 8951c68856eSRaghava Aditya Renukunta struct aac_supplement_adapter_info *sup_adap_info; 8961da177e4SLinus Torvalds 8971c68856eSRaghava Aditya Renukunta sup_adap_info = &dev->supplement_adapter_info; 8981da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 899794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 900794d0601SMark Haverkamp 9011c68856eSRaghava Aditya Renukunta if (sup_adap_info->adapter_type_text[0]) { 9023bc8070fSSalyzyn, Mark int c; 903f4e8708dSRaghava Aditya Renukunta char *cp; 904f4e8708dSRaghava Aditya Renukunta char *cname = kmemdup(sup_adap_info->adapter_type_text, 905f4e8708dSRaghava Aditya Renukunta sizeof(sup_adap_info->adapter_type_text), 906f4e8708dSRaghava Aditya Renukunta GFP_ATOMIC); 907f4e8708dSRaghava Aditya Renukunta if (!cname) 908f4e8708dSRaghava Aditya Renukunta return; 909f4e8708dSRaghava Aditya Renukunta 910f4e8708dSRaghava Aditya Renukunta cp = cname; 9113bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 9123bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 9133bc8070fSSalyzyn, Mark else { 9143bc8070fSSalyzyn, Mark c = sizeof(str->vid); 915794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 916794d0601SMark Haverkamp ++cp; 917794d0601SMark Haverkamp c = *cp; 918794d0601SMark Haverkamp *cp = '\0'; 919f4e8708dSRaghava Aditya Renukunta inqstrcpy(cname, str->vid); 920794d0601SMark Haverkamp *cp = c; 921794d0601SMark Haverkamp while (*cp && *cp != ' ') 922794d0601SMark Haverkamp ++cp; 9233bc8070fSSalyzyn, Mark } 924794d0601SMark Haverkamp while (*cp == ' ') 925794d0601SMark Haverkamp ++cp; 926794d0601SMark Haverkamp /* last six chars reserved for vol type */ 92791814744SColin Ian King if (strlen(cp) > sizeof(str->pid)) 928794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 929794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 930f4e8708dSRaghava Aditya Renukunta 931f4e8708dSRaghava Aditya Renukunta kfree(cname); 932794d0601SMark Haverkamp } else { 933794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9341da177e4SLinus Torvalds 9351da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 936794d0601SMark Haverkamp /* last six chars reserved for vol type */ 937794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 938794d0601SMark Haverkamp } 9391da177e4SLinus Torvalds 9406391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9411da177e4SLinus Torvalds char *findit = str->pid; 9421da177e4SLinus Torvalds 9431da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9441da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9451da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9461da177e4SLinus Torvalds *(findit -= 4) = ' '; 947794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 948794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9491da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9501da177e4SLinus Torvalds } 9511da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9521da177e4SLinus Torvalds } 9531da177e4SLinus Torvalds 954999b3ffcSRaghava Aditya Renukunta static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, 955999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev, struct scsi_cmnd *scsicmd) 956999b3ffcSRaghava Aditya Renukunta { 957999b3ffcSRaghava Aditya Renukunta int container; 958999b3ffcSRaghava Aditya Renukunta 959999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.codeset = 1; 960999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifiertype = 3; 961999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) 962999b3ffcSRaghava Aditya Renukunta - 4; 963999b3ffcSRaghava Aditya Renukunta 964999b3ffcSRaghava Aditya Renukunta for (container = 0; container < dev->maximum_num_containers; 965999b3ffcSRaghava Aditya Renukunta container++) { 966999b3ffcSRaghava Aditya Renukunta 967999b3ffcSRaghava Aditya Renukunta if (scmd_id(scsicmd) == container) { 968999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data->type3.Identifier, 969999b3ffcSRaghava Aditya Renukunta dev->fsa_dev[container].identifier, 970999b3ffcSRaghava Aditya Renukunta 16); 971999b3ffcSRaghava Aditya Renukunta break; 972999b3ffcSRaghava Aditya Renukunta } 973999b3ffcSRaghava Aditya Renukunta } 974999b3ffcSRaghava Aditya Renukunta } 975999b3ffcSRaghava Aditya Renukunta 97688e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 97788e2f98eSSalyzyn, Mark { 97888e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 97988e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 98088e2f98eSSalyzyn, Mark 98188e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 98288e2f98eSSalyzyn, Mark 98388e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 98488e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 98588e2f98eSSalyzyn, Mark return; 98688e2f98eSSalyzyn, Mark 98788e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 98888e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 98988e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 9905d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 9915d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 9925d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 993999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev; 9945d910649SMahesh Rajashekhara int i; 995999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 vpdpage83data; 9965d910649SMahesh Rajashekhara 997999b3ffcSRaghava Aditya Renukunta dev = (struct aac_dev *)scsicmd->device->host->hostdata; 998999b3ffcSRaghava Aditya Renukunta 999999b3ffcSRaghava Aditya Renukunta memset(((u8 *)&vpdpage83data), 0, 1000999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10015d910649SMahesh Rajashekhara 10025d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 1003999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceType = 0; 10045d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 1005999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceTypeQualifier = 0; 10065d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 1007999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageCode = 0x83; 1008999b3ffcSRaghava Aditya Renukunta vpdpage83data.reserved = 0; 1009999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength = 1010999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) + 1011999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2); 1012999b3ffcSRaghava Aditya Renukunta 1013999b3ffcSRaghava Aditya Renukunta /* VPD 83 Type 3 is not supported for ARC */ 1014999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) 1015999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength += 1016999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type3); 10175d910649SMahesh Rajashekhara 10185d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 1019999b3ffcSRaghava Aditya Renukunta /* VpdcodesetAscii */ 1020999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.codeset = 2; 10215d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 1022999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifiertype = 1; 1023999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifierlength = 1024999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) - 4; 10255d910649SMahesh Rajashekhara 10265d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 1027999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.venid, 10285d910649SMahesh Rajashekhara "ADAPTEC ", 1029999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1.venid)); 1030999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.productid, 10315d910649SMahesh Rajashekhara "ARRAY ", 10325d910649SMahesh Rajashekhara sizeof( 1033999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.productid)); 10345d910649SMahesh Rajashekhara 10355d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 10365d910649SMahesh Rajashekhara * The LSB is the the end. 10375d910649SMahesh Rajashekhara */ 10385d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 10395d910649SMahesh Rajashekhara u8 temp = 10405d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 10415d910649SMahesh Rajashekhara if (temp > 0x9) { 1042999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10435d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 10445d910649SMahesh Rajashekhara } else { 1045999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10465d910649SMahesh Rajashekhara '0' + temp; 10475d910649SMahesh Rajashekhara } 10485d910649SMahesh Rajashekhara } 10495d910649SMahesh Rajashekhara 10505d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 1051999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.codeset = 1; 1052999b3ffcSRaghava Aditya Renukunta /* VpdidentifiertypeEUI64 */ 1053999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifiertype = 2; 1054999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifierlength = 1055999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2) - 4; 10565d910649SMahesh Rajashekhara 1057999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[0] = 0xD0; 1058999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[1] = 0; 1059999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[2] = 0; 10605d910649SMahesh Rajashekhara 1061999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.Serial = 10625d910649SMahesh Rajashekhara get_serial_reply->uid; 1063999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.reserved = 0; 1064999b3ffcSRaghava Aditya Renukunta 1065999b3ffcSRaghava Aditya Renukunta /* 1066999b3ffcSRaghava Aditya Renukunta * VpdIdentifierTypeFCPHName 1067999b3ffcSRaghava Aditya Renukunta * VPD 0x83 Type 3 not supported for ARC 1068999b3ffcSRaghava Aditya Renukunta */ 1069999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) { 1070999b3ffcSRaghava Aditya Renukunta build_vpd83_type3(&vpdpage83data, 1071999b3ffcSRaghava Aditya Renukunta dev, scsicmd); 1072999b3ffcSRaghava Aditya Renukunta } 10735d910649SMahesh Rajashekhara 10745d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 1075999b3ffcSRaghava Aditya Renukunta scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, 1076999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10775d910649SMahesh Rajashekhara } else { 10785d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 107988e2f98eSSalyzyn, Mark char sp[13]; 108088e2f98eSSalyzyn, Mark /* EVPD bit set */ 108188e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 108288e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 108388e2f98eSSalyzyn, Mark sp[2] = 0; 108488e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 108588e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 10865d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 10875d910649SMahesh Rajashekhara sizeof(sp)); 10885d910649SMahesh Rajashekhara } 108988e2f98eSSalyzyn, Mark } 109088e2f98eSSalyzyn, Mark 109188e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 109288e2f98eSSalyzyn, Mark 109388e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 109488e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 109588e2f98eSSalyzyn, Mark } 109688e2f98eSSalyzyn, Mark 109788e2f98eSSalyzyn, Mark /** 109888e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 109988e2f98eSSalyzyn, Mark */ 110088e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 110188e2f98eSSalyzyn, Mark { 110288e2f98eSSalyzyn, Mark int status; 110388e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 110488e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 110588e2f98eSSalyzyn, Mark struct aac_dev * dev; 110688e2f98eSSalyzyn, Mark 110788e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 110888e2f98eSSalyzyn, Mark 11096bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 111088e2f98eSSalyzyn, Mark 111188e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 111288e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 111388e2f98eSSalyzyn, Mark 111488e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 111588e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 111688e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 11171ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 111888e2f98eSSalyzyn, Mark 111988e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 112088e2f98eSSalyzyn, Mark cmd_fibcontext, 1121fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 112288e2f98eSSalyzyn, Mark FsaNormal, 112388e2f98eSSalyzyn, Mark 0, 1, 112488e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 112588e2f98eSSalyzyn, Mark (void *) scsicmd); 112688e2f98eSSalyzyn, Mark 112788e2f98eSSalyzyn, Mark /* 112888e2f98eSSalyzyn, Mark * Check that the command queued to the controller 112988e2f98eSSalyzyn, Mark */ 11301ae948faSBrian King if (status == -EINPROGRESS) 113188e2f98eSSalyzyn, Mark return 0; 113288e2f98eSSalyzyn, Mark 113388e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 113488e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 113588e2f98eSSalyzyn, Mark return -1; 113688e2f98eSSalyzyn, Mark } 113788e2f98eSSalyzyn, Mark 113888e2f98eSSalyzyn, Mark /* Function: setinqserial 113988e2f98eSSalyzyn, Mark * 114088e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 114188e2f98eSSalyzyn, Mark * 114288e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 114388e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 114488e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 114588e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 114688e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 114788e2f98eSSalyzyn, Mark */ 114888e2f98eSSalyzyn, Mark 114988e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 115088e2f98eSSalyzyn, Mark { 115188e2f98eSSalyzyn, Mark /* 115288e2f98eSSalyzyn, Mark * This breaks array migration. 115388e2f98eSSalyzyn, Mark */ 115488e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 115588e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 115688e2f98eSSalyzyn, Mark } 115788e2f98eSSalyzyn, Mark 11588e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 11598e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 11601da177e4SLinus Torvalds { 11618e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 11628e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 11638e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 11641da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 11651da177e4SLinus Torvalds 11661da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 11671da177e4SLinus Torvalds 11681da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11691da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11708e31e607SSalyzyn, Mark 11711da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11728e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11731da177e4SLinus Torvalds 11748e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11751da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11761da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11778e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11781da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11791da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11801da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11818e31e607SSalyzyn, Mark } else 11828e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 11831da177e4SLinus Torvalds } 11841da177e4SLinus Torvalds 1185e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1186e8f32de5SMark Haverkamp { 1187e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1188e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1189e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1190e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1191e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 11928e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 11938e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 11948e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1195e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 11963ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 11973ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1198e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 1199e8f32de5SMark Haverkamp return 1; 1200e8f32de5SMark Haverkamp } 1201e8f32de5SMark Haverkamp return 0; 1202e8f32de5SMark Haverkamp } 1203e8f32de5SMark Haverkamp 1204e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1205e8f32de5SMark Haverkamp { 1206e8f32de5SMark Haverkamp return 0; 1207e8f32de5SMark Haverkamp } 1208e8f32de5SMark Haverkamp 1209e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1210e8f32de5SMark Haverkamp 1211e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1212e8f32de5SMark Haverkamp { 121385d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 121485d22bbfSMahesh Rajashekhara u16 fibsize, command; 12150b433447SMahesh Rajashekhara long ret; 121685d22bbfSMahesh Rajashekhara 1217e8f32de5SMark Haverkamp aac_fib_init(fib); 1218d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1219d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1220d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 122185d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 122285d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 122385d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 122485d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 122585d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1226b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1227b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 122885d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 122985d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 12300b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 12310b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12320b433447SMahesh Rajashekhara if (ret < 0) 12330b433447SMahesh Rajashekhara return ret; 123485d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 123585d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 123685d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 123785d22bbfSMahesh Rajashekhara } else { 123885d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1239e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1240e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1241e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1242b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1243b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1244e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 124585d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1246e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1247e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 12480b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 12490b433447SMahesh Rajashekhara if (ret < 0) 12500b433447SMahesh Rajashekhara return ret; 125185d22bbfSMahesh Rajashekhara command = ContainerRawIo; 125285d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 125385d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 125485d22bbfSMahesh Rajashekhara } 125585d22bbfSMahesh Rajashekhara 1256e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1257e8f32de5SMark Haverkamp /* 1258e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1259e8f32de5SMark Haverkamp */ 126085d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1261e8f32de5SMark Haverkamp fib, 1262e8f32de5SMark Haverkamp fibsize, 1263e8f32de5SMark Haverkamp FsaNormal, 1264e8f32de5SMark Haverkamp 0, 1, 1265e8f32de5SMark Haverkamp (fib_callback) io_callback, 1266e8f32de5SMark Haverkamp (void *) cmd); 1267e8f32de5SMark Haverkamp } 1268e8f32de5SMark Haverkamp 1269e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1270e8f32de5SMark Haverkamp { 1271e8f32de5SMark Haverkamp u16 fibsize; 1272e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12730b433447SMahesh Rajashekhara long ret; 12740b433447SMahesh Rajashekhara 1275e8f32de5SMark Haverkamp aac_fib_init(fib); 1276e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1277e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1278e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1279e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1280e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1281e8f32de5SMark Haverkamp readcmd->pad = 0; 1282e8f32de5SMark Haverkamp readcmd->flags = 0; 1283e8f32de5SMark Haverkamp 12840b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 12850b433447SMahesh Rajashekhara if (ret < 0) 12860b433447SMahesh Rajashekhara return ret; 1287e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1288e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1289e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1290e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1291e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1292e8f32de5SMark Haverkamp /* 1293e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1294e8f32de5SMark Haverkamp */ 1295e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1296e8f32de5SMark Haverkamp fib, 1297e8f32de5SMark Haverkamp fibsize, 1298e8f32de5SMark Haverkamp FsaNormal, 1299e8f32de5SMark Haverkamp 0, 1, 1300e8f32de5SMark Haverkamp (fib_callback) io_callback, 1301e8f32de5SMark Haverkamp (void *) cmd); 1302e8f32de5SMark Haverkamp } 1303e8f32de5SMark Haverkamp 1304e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1305e8f32de5SMark Haverkamp { 1306e8f32de5SMark Haverkamp u16 fibsize; 1307e8f32de5SMark Haverkamp struct aac_read *readcmd; 1308b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13090b433447SMahesh Rajashekhara long ret; 13100b433447SMahesh Rajashekhara 1311e8f32de5SMark Haverkamp aac_fib_init(fib); 1312e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1313e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1314f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1315e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1316b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1317b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1318e8f32de5SMark Haverkamp 13190b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 13200b433447SMahesh Rajashekhara if (ret < 0) 13210b433447SMahesh Rajashekhara return ret; 1322e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1323e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1324e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1325e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1326e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1327e8f32de5SMark Haverkamp /* 1328e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1329e8f32de5SMark Haverkamp */ 1330e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1331e8f32de5SMark Haverkamp fib, 1332e8f32de5SMark Haverkamp fibsize, 1333e8f32de5SMark Haverkamp FsaNormal, 1334e8f32de5SMark Haverkamp 0, 1, 1335e8f32de5SMark Haverkamp (fib_callback) io_callback, 1336e8f32de5SMark Haverkamp (void *) cmd); 1337e8f32de5SMark Haverkamp } 1338e8f32de5SMark Haverkamp 13399d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1340e8f32de5SMark Haverkamp { 134185d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 134285d22bbfSMahesh Rajashekhara u16 fibsize, command; 13430b433447SMahesh Rajashekhara long ret; 134485d22bbfSMahesh Rajashekhara 1345e8f32de5SMark Haverkamp aac_fib_init(fib); 1346d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1347d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1348d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 134985d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 135085d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 135185d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 135285d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 135385d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1354b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1355b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 135685d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 135785d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 135885d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 135985d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 136085d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 13610b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 13620b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 13630b433447SMahesh Rajashekhara if (ret < 0) 13640b433447SMahesh Rajashekhara return ret; 136585d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 136685d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 136785d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 136885d22bbfSMahesh Rajashekhara } else { 136985d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1370e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1371e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1372e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1373b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1374b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1375e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 137695e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 137795e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 137885d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 137985d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1380e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1381e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 13820b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 13830b433447SMahesh Rajashekhara if (ret < 0) 13840b433447SMahesh Rajashekhara return ret; 138585d22bbfSMahesh Rajashekhara command = ContainerRawIo; 138685d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 138785d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 138885d22bbfSMahesh Rajashekhara } 138985d22bbfSMahesh Rajashekhara 1390e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1391e8f32de5SMark Haverkamp /* 1392e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1393e8f32de5SMark Haverkamp */ 139485d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1395e8f32de5SMark Haverkamp fib, 1396e8f32de5SMark Haverkamp fibsize, 1397e8f32de5SMark Haverkamp FsaNormal, 1398e8f32de5SMark Haverkamp 0, 1, 1399e8f32de5SMark Haverkamp (fib_callback) io_callback, 1400e8f32de5SMark Haverkamp (void *) cmd); 1401e8f32de5SMark Haverkamp } 1402e8f32de5SMark Haverkamp 14039d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1404e8f32de5SMark Haverkamp { 1405e8f32de5SMark Haverkamp u16 fibsize; 1406e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 14070b433447SMahesh Rajashekhara long ret; 14080b433447SMahesh Rajashekhara 1409e8f32de5SMark Haverkamp aac_fib_init(fib); 1410e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1411e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1412e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1413e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1414e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1415e8f32de5SMark Haverkamp writecmd->pad = 0; 1416e8f32de5SMark Haverkamp writecmd->flags = 0; 1417e8f32de5SMark Haverkamp 14180b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 14190b433447SMahesh Rajashekhara if (ret < 0) 14200b433447SMahesh Rajashekhara return ret; 1421e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1422e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1423e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1424e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1425e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1426e8f32de5SMark Haverkamp /* 1427e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1428e8f32de5SMark Haverkamp */ 1429e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1430e8f32de5SMark Haverkamp fib, 1431e8f32de5SMark Haverkamp fibsize, 1432e8f32de5SMark Haverkamp FsaNormal, 1433e8f32de5SMark Haverkamp 0, 1, 1434e8f32de5SMark Haverkamp (fib_callback) io_callback, 1435e8f32de5SMark Haverkamp (void *) cmd); 1436e8f32de5SMark Haverkamp } 1437e8f32de5SMark Haverkamp 14389d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1439e8f32de5SMark Haverkamp { 1440e8f32de5SMark Haverkamp u16 fibsize; 1441e8f32de5SMark Haverkamp struct aac_write *writecmd; 1442b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 14430b433447SMahesh Rajashekhara long ret; 14440b433447SMahesh Rajashekhara 1445e8f32de5SMark Haverkamp aac_fib_init(fib); 1446e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1447e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1448f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1449e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1450b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1451b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1452e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1453e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1454e8f32de5SMark Haverkamp 14550b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 14560b433447SMahesh Rajashekhara if (ret < 0) 14570b433447SMahesh Rajashekhara return ret; 1458e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1459e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1460e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1461e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1462e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1463e8f32de5SMark Haverkamp /* 1464e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1465e8f32de5SMark Haverkamp */ 1466e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1467e8f32de5SMark Haverkamp fib, 1468e8f32de5SMark Haverkamp fibsize, 1469e8f32de5SMark Haverkamp FsaNormal, 1470e8f32de5SMark Haverkamp 0, 1, 1471e8f32de5SMark Haverkamp (fib_callback) io_callback, 1472e8f32de5SMark Haverkamp (void *) cmd); 1473e8f32de5SMark Haverkamp } 1474e8f32de5SMark Haverkamp 1475e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1476e8f32de5SMark Haverkamp { 1477e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1478e8f32de5SMark Haverkamp u32 flag; 1479e8f32de5SMark Haverkamp u32 timeout; 1480e8f32de5SMark Haverkamp 1481e8f32de5SMark Haverkamp aac_fib_init(fib); 1482e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1483e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1484e8f32de5SMark Haverkamp flag = SRB_DataOut; 1485e8f32de5SMark Haverkamp break; 1486e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1487e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1488e8f32de5SMark Haverkamp break; 1489e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1490e8f32de5SMark Haverkamp flag = SRB_DataIn; 1491e8f32de5SMark Haverkamp break; 1492e8f32de5SMark Haverkamp case DMA_NONE: 1493e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1494e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1495e8f32de5SMark Haverkamp break; 1496e8f32de5SMark Haverkamp } 1497e8f32de5SMark Haverkamp 1498e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1499e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1500e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1501e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1502e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1503e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1504242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1505e8f32de5SMark Haverkamp if (timeout == 0) 1506e8f32de5SMark Haverkamp timeout = 1; 1507e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1508e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1509e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1510e8f32de5SMark Haverkamp return srbcmd; 1511e8f32de5SMark Haverkamp } 1512e8f32de5SMark Haverkamp 1513ab5d129fSRaghava Aditya Renukunta static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1514ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *cmd) 1515ab5d129fSRaghava Aditya Renukunta { 1516ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd; 1517ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1518ab5d129fSRaghava Aditya Renukunta int bus, target; 1519ab5d129fSRaghava Aditya Renukunta u64 address; 1520ab5d129fSRaghava Aditya Renukunta 1521ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1522ab5d129fSRaghava Aditya Renukunta 1523ab5d129fSRaghava Aditya Renukunta hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1524ab5d129fSRaghava Aditya Renukunta memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1525ab5d129fSRaghava Aditya Renukunta /* iu_type is a parameter of aac_hba_send */ 1526ab5d129fSRaghava Aditya Renukunta switch (cmd->sc_data_direction) { 1527ab5d129fSRaghava Aditya Renukunta case DMA_TO_DEVICE: 1528ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 2; 1529ab5d129fSRaghava Aditya Renukunta break; 1530ab5d129fSRaghava Aditya Renukunta case DMA_FROM_DEVICE: 1531ab5d129fSRaghava Aditya Renukunta case DMA_BIDIRECTIONAL: 1532ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 1; 1533ab5d129fSRaghava Aditya Renukunta break; 1534ab5d129fSRaghava Aditya Renukunta case DMA_NONE: 1535ab5d129fSRaghava Aditya Renukunta default: 1536ab5d129fSRaghava Aditya Renukunta break; 1537ab5d129fSRaghava Aditya Renukunta } 1538ab5d129fSRaghava Aditya Renukunta hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1539ab5d129fSRaghava Aditya Renukunta 1540ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(cmd)); 1541ab5d129fSRaghava Aditya Renukunta target = scmd_id(cmd); 1542ab5d129fSRaghava Aditya Renukunta hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1543ab5d129fSRaghava Aditya Renukunta 1544ab5d129fSRaghava Aditya Renukunta /* we fill in reply_qid later in aac_src_deliver_message */ 1545ab5d129fSRaghava Aditya Renukunta /* we fill in iu_type, request_id later in aac_hba_send */ 1546ab5d129fSRaghava Aditya Renukunta /* we fill in emb_data_desc_count later in aac_build_sghba */ 1547ab5d129fSRaghava Aditya Renukunta 1548ab5d129fSRaghava Aditya Renukunta memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1549ab5d129fSRaghava Aditya Renukunta hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1550ab5d129fSRaghava Aditya Renukunta 1551ab5d129fSRaghava Aditya Renukunta address = (u64)fib->hw_error_pa; 1552ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1553ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1554ab5d129fSRaghava Aditya Renukunta hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1555ab5d129fSRaghava Aditya Renukunta 1556ab5d129fSRaghava Aditya Renukunta return hbacmd; 1557ab5d129fSRaghava Aditya Renukunta } 1558ab5d129fSRaghava Aditya Renukunta 1559e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1560e8f32de5SMark Haverkamp 1561e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1562e8f32de5SMark Haverkamp { 1563e8f32de5SMark Haverkamp u16 fibsize; 1564e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15650b433447SMahesh Rajashekhara long ret; 1566e8f32de5SMark Haverkamp 15670b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 15680b433447SMahesh Rajashekhara if (ret < 0) 15690b433447SMahesh Rajashekhara return ret; 1570727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1571e8f32de5SMark Haverkamp 1572e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1573e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1574e8f32de5SMark Haverkamp /* 1575e8f32de5SMark Haverkamp * Build Scatter/Gather list 1576e8f32de5SMark Haverkamp */ 1577e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1578e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1579e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1580e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1581e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1582e8f32de5SMark Haverkamp 1583e8f32de5SMark Haverkamp /* 1584e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1585e8f32de5SMark Haverkamp */ 1586e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1587e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1588e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1589e8f32de5SMark Haverkamp (void *) cmd); 1590e8f32de5SMark Haverkamp } 1591e8f32de5SMark Haverkamp 1592e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1593e8f32de5SMark Haverkamp { 1594e8f32de5SMark Haverkamp u16 fibsize; 1595e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15960b433447SMahesh Rajashekhara long ret; 1597e8f32de5SMark Haverkamp 15980b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 15990b433447SMahesh Rajashekhara if (ret < 0) 16000b433447SMahesh Rajashekhara return ret; 1601727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1602e8f32de5SMark Haverkamp 1603e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1604e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1605e8f32de5SMark Haverkamp /* 1606e8f32de5SMark Haverkamp * Build Scatter/Gather list 1607e8f32de5SMark Haverkamp */ 1608e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1609e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1610e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1611e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1612e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1613e8f32de5SMark Haverkamp 1614e8f32de5SMark Haverkamp /* 1615e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1616e8f32de5SMark Haverkamp */ 1617e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1618e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1619e8f32de5SMark Haverkamp } 1620e8f32de5SMark Haverkamp 162194cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 162294cf6ba1SSalyzyn, Mark { 1623d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 162494cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 162594cf6ba1SSalyzyn, Mark return FAILED; 162694cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 162794cf6ba1SSalyzyn, Mark } 162894cf6ba1SSalyzyn, Mark 1629ab5d129fSRaghava Aditya Renukunta static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1630ab5d129fSRaghava Aditya Renukunta { 1631ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1632ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1633ab5d129fSRaghava Aditya Renukunta long ret; 1634ab5d129fSRaghava Aditya Renukunta 1635ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1636ab5d129fSRaghava Aditya Renukunta 1637ab5d129fSRaghava Aditya Renukunta ret = aac_build_sghba(cmd, hbacmd, 1638ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1639ab5d129fSRaghava Aditya Renukunta if (ret < 0) 1640ab5d129fSRaghava Aditya Renukunta return ret; 1641ab5d129fSRaghava Aditya Renukunta 1642ab5d129fSRaghava Aditya Renukunta /* 1643ab5d129fSRaghava Aditya Renukunta * Now send the HBA command to the adapter 1644ab5d129fSRaghava Aditya Renukunta */ 1645ab5d129fSRaghava Aditya Renukunta fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1646ab5d129fSRaghava Aditya Renukunta sizeof(struct aac_hba_sgl); 1647ab5d129fSRaghava Aditya Renukunta 1648ab5d129fSRaghava Aditya Renukunta return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1649ab5d129fSRaghava Aditya Renukunta (fib_callback) aac_hba_callback, 1650ab5d129fSRaghava Aditya Renukunta (void *) cmd); 1651ab5d129fSRaghava Aditya Renukunta } 1652ab5d129fSRaghava Aditya Renukunta 16538fb39182SRaghava Aditya Renukunta static int aac_send_safw_bmic_cmd(struct aac_dev *dev, 16548fb39182SRaghava Aditya Renukunta struct aac_srb_unit *srbu, void *xfer_buf, int xfer_len) 165571a91ca4SRaghava Aditya Renukunta { 165671a91ca4SRaghava Aditya Renukunta struct fib *fibptr; 165771a91ca4SRaghava Aditya Renukunta dma_addr_t addr; 16588fb39182SRaghava Aditya Renukunta int rcode; 16598fb39182SRaghava Aditya Renukunta int fibsize; 16608fb39182SRaghava Aditya Renukunta struct aac_srb *srb; 16618fb39182SRaghava Aditya Renukunta struct aac_srb_reply *srb_reply; 16628fb39182SRaghava Aditya Renukunta struct sgmap64 *sg64; 16638fb39182SRaghava Aditya Renukunta u32 vbus; 16648fb39182SRaghava Aditya Renukunta u32 vid; 166571a91ca4SRaghava Aditya Renukunta 16668fb39182SRaghava Aditya Renukunta if (!dev->sa_firmware) 16678fb39182SRaghava Aditya Renukunta return 0; 1668ab5d129fSRaghava Aditya Renukunta 16698fb39182SRaghava Aditya Renukunta /* allocate FIB */ 167071a91ca4SRaghava Aditya Renukunta fibptr = aac_fib_alloc(dev); 167171a91ca4SRaghava Aditya Renukunta if (!fibptr) 16728fb39182SRaghava Aditya Renukunta return -ENOMEM; 167371a91ca4SRaghava Aditya Renukunta 167471a91ca4SRaghava Aditya Renukunta aac_fib_init(fibptr); 16758fb39182SRaghava Aditya Renukunta fibptr->hw_fib_va->header.XferState &= 16768fb39182SRaghava Aditya Renukunta ~cpu_to_le32(FastResponseCapable); 167771a91ca4SRaghava Aditya Renukunta 16788fb39182SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) + 16798fb39182SRaghava Aditya Renukunta sizeof(struct sgentry64); 16808fb39182SRaghava Aditya Renukunta 16818fb39182SRaghava Aditya Renukunta /* allocate DMA buffer for response */ 16828fb39182SRaghava Aditya Renukunta addr = dma_map_single(&dev->pdev->dev, xfer_buf, xfer_len, 16838fb39182SRaghava Aditya Renukunta DMA_BIDIRECTIONAL); 16848fb39182SRaghava Aditya Renukunta if (dma_mapping_error(&dev->pdev->dev, addr)) { 16858fb39182SRaghava Aditya Renukunta rcode = -ENOMEM; 16868fb39182SRaghava Aditya Renukunta goto fib_error; 16878fb39182SRaghava Aditya Renukunta } 16888fb39182SRaghava Aditya Renukunta 16898fb39182SRaghava Aditya Renukunta srb = fib_data(fibptr); 16908fb39182SRaghava Aditya Renukunta memcpy(srb, &srbu->srb, sizeof(struct aac_srb)); 16918fb39182SRaghava Aditya Renukunta 16928fb39182SRaghava Aditya Renukunta vbus = (u32)le16_to_cpu( 16938fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus); 16948fb39182SRaghava Aditya Renukunta vid = (u32)le16_to_cpu( 16958fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_target); 16968fb39182SRaghava Aditya Renukunta 16978fb39182SRaghava Aditya Renukunta /* set the common request fields */ 16988fb39182SRaghava Aditya Renukunta srb->channel = cpu_to_le32(vbus); 16998fb39182SRaghava Aditya Renukunta srb->id = cpu_to_le32(vid); 17008fb39182SRaghava Aditya Renukunta srb->lun = 0; 17018fb39182SRaghava Aditya Renukunta srb->function = cpu_to_le32(SRBF_ExecuteScsi); 17028fb39182SRaghava Aditya Renukunta srb->timeout = 0; 17038fb39182SRaghava Aditya Renukunta srb->retry_limit = 0; 17048fb39182SRaghava Aditya Renukunta srb->cdb_size = cpu_to_le32(16); 17058fb39182SRaghava Aditya Renukunta srb->count = cpu_to_le32(xfer_len); 17068fb39182SRaghava Aditya Renukunta 17078fb39182SRaghava Aditya Renukunta sg64 = (struct sgmap64 *)&srb->sg; 17088fb39182SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 17098fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 17108fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 17118fb39182SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(xfer_len); 17128fb39182SRaghava Aditya Renukunta 17138fb39182SRaghava Aditya Renukunta /* 17148fb39182SRaghava Aditya Renukunta * Copy the updated data for other dumping or other usage if needed 17158fb39182SRaghava Aditya Renukunta */ 17168fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb, srb, sizeof(struct aac_srb)); 17178fb39182SRaghava Aditya Renukunta 17188fb39182SRaghava Aditya Renukunta /* issue request to the controller */ 17198fb39182SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, FsaNormal, 17208fb39182SRaghava Aditya Renukunta 1, 1, NULL, NULL); 17218fb39182SRaghava Aditya Renukunta 17228fb39182SRaghava Aditya Renukunta if (rcode == -ERESTARTSYS) 17238fb39182SRaghava Aditya Renukunta rcode = -ERESTART; 17248fb39182SRaghava Aditya Renukunta 17258fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 17268fb39182SRaghava Aditya Renukunta goto bmic_error; 17278fb39182SRaghava Aditya Renukunta 17288fb39182SRaghava Aditya Renukunta srb_reply = (struct aac_srb_reply *)fib_data(fibptr); 17298fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb_reply, srb_reply, sizeof(struct aac_srb_reply)); 17308fb39182SRaghava Aditya Renukunta 17318fb39182SRaghava Aditya Renukunta bmic_error: 17328fb39182SRaghava Aditya Renukunta dma_unmap_single(&dev->pdev->dev, addr, xfer_len, DMA_BIDIRECTIONAL); 17338fb39182SRaghava Aditya Renukunta fib_error: 17348fb39182SRaghava Aditya Renukunta aac_fib_complete(fibptr); 17358fb39182SRaghava Aditya Renukunta aac_fib_free(fibptr); 17368fb39182SRaghava Aditya Renukunta return rcode; 17378fb39182SRaghava Aditya Renukunta } 17388fb39182SRaghava Aditya Renukunta 17390bcb45fbSRaghava Aditya Renukunta static void aac_set_safw_target_qd(struct aac_dev *dev, int bus, int target) 17400bcb45fbSRaghava Aditya Renukunta { 17410bcb45fbSRaghava Aditya Renukunta 17420bcb45fbSRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp; 17430bcb45fbSRaghava Aditya Renukunta 17440bcb45fbSRaghava Aditya Renukunta if (dev->hba_map[bus][target].devtype != AAC_DEVTYPE_NATIVE_RAW) 17450bcb45fbSRaghava Aditya Renukunta return; 17460bcb45fbSRaghava Aditya Renukunta 17470bcb45fbSRaghava Aditya Renukunta identify_resp = dev->hba_map[bus][target].safw_identify_resp; 17480bcb45fbSRaghava Aditya Renukunta if (identify_resp == NULL) { 17490bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17500bcb45fbSRaghava Aditya Renukunta return; 17510bcb45fbSRaghava Aditya Renukunta } 17520bcb45fbSRaghava Aditya Renukunta 17530bcb45fbSRaghava Aditya Renukunta if (identify_resp->current_queue_depth_limit <= 0 || 17540bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit > 255) 17550bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17560bcb45fbSRaghava Aditya Renukunta else 17570bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 17580bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit; 17590bcb45fbSRaghava Aditya Renukunta } 17600bcb45fbSRaghava Aditya Renukunta 1761b5a475e9SRaghava Aditya Renukunta static int aac_issue_safw_bmic_identify(struct aac_dev *dev, 1762e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd **identify_resp, u32 bus, u32 target) 17638fb39182SRaghava Aditya Renukunta { 17648fb39182SRaghava Aditya Renukunta int rcode = -ENOMEM; 1765b5a475e9SRaghava Aditya Renukunta int datasize; 17668fb39182SRaghava Aditya Renukunta struct aac_srb_unit srbu; 17678fb39182SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1768b5a475e9SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_reply; 17698fb39182SRaghava Aditya Renukunta 17708fb39182SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 1771b5a475e9SRaghava Aditya Renukunta identify_reply = kmalloc(datasize, GFP_KERNEL); 1772b5a475e9SRaghava Aditya Renukunta if (!identify_reply) 17738fb39182SRaghava Aditya Renukunta goto out; 17748fb39182SRaghava Aditya Renukunta 17758fb39182SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 17768fb39182SRaghava Aditya Renukunta 17778fb39182SRaghava Aditya Renukunta srbcmd = &srbu.srb; 177871a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 177971a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 178071a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 178171a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 178271a91ca4SRaghava Aditya Renukunta 1783b5a475e9SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, identify_reply, datasize); 17848fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1785e2ee8c94SRaghava Aditya Renukunta goto mem_free_all; 178671a91ca4SRaghava Aditya Renukunta 1787e2ee8c94SRaghava Aditya Renukunta *identify_resp = identify_reply; 1788e2ee8c94SRaghava Aditya Renukunta 178971a91ca4SRaghava Aditya Renukunta out: 179071a91ca4SRaghava Aditya Renukunta return rcode; 1791e2ee8c94SRaghava Aditya Renukunta mem_free_all: 1792e2ee8c94SRaghava Aditya Renukunta kfree(identify_reply); 1793e2ee8c94SRaghava Aditya Renukunta goto out; 179471a91ca4SRaghava Aditya Renukunta } 179571a91ca4SRaghava Aditya Renukunta 1796a25b6ca1SRaghava Aditya Renukunta static inline void aac_free_safw_ciss_luns(struct aac_dev *dev) 1797a25b6ca1SRaghava Aditya Renukunta { 1798a25b6ca1SRaghava Aditya Renukunta kfree(dev->safw_phys_luns); 1799a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = NULL; 1800a25b6ca1SRaghava Aditya Renukunta } 1801a25b6ca1SRaghava Aditya Renukunta 1802a25b6ca1SRaghava Aditya Renukunta /** 1803a25b6ca1SRaghava Aditya Renukunta * aac_get_safw_ciss_luns() Process topology change 1804a25b6ca1SRaghava Aditya Renukunta * @dev: aac_dev structure 1805a25b6ca1SRaghava Aditya Renukunta * 1806a25b6ca1SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1807a25b6ca1SRaghava Aditya Renukunta * the current hba_map. 1808a25b6ca1SRaghava Aditya Renukunta */ 180975be67cdSRaghava Aditya Renukunta static int aac_get_safw_ciss_luns(struct aac_dev *dev) 1810a25b6ca1SRaghava Aditya Renukunta { 1811a25b6ca1SRaghava Aditya Renukunta int rcode = -ENOMEM; 1812a25b6ca1SRaghava Aditya Renukunta int datasize; 1813a25b6ca1SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1814a25b6ca1SRaghava Aditya Renukunta struct aac_srb_unit srbu; 1815a25b6ca1SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1816a25b6ca1SRaghava Aditya Renukunta 1817a25b6ca1SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) + 1818a25b6ca1SRaghava Aditya Renukunta (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1819a25b6ca1SRaghava Aditya Renukunta phys_luns = kmalloc(datasize, GFP_KERNEL); 1820a25b6ca1SRaghava Aditya Renukunta if (phys_luns == NULL) 1821a25b6ca1SRaghava Aditya Renukunta goto out; 1822a25b6ca1SRaghava Aditya Renukunta 1823a25b6ca1SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 1824a25b6ca1SRaghava Aditya Renukunta 1825a25b6ca1SRaghava Aditya Renukunta srbcmd = &srbu.srb; 1826a25b6ca1SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1827a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1828a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1829a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1830a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1831a25b6ca1SRaghava Aditya Renukunta 1832a25b6ca1SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, phys_luns, datasize); 1833a25b6ca1SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1834a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1835a25b6ca1SRaghava Aditya Renukunta 1836a25b6ca1SRaghava Aditya Renukunta if (phys_luns->resp_flag != 2) { 1837a25b6ca1SRaghava Aditya Renukunta rcode = -ENOMSG; 1838a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1839a25b6ca1SRaghava Aditya Renukunta } 1840a25b6ca1SRaghava Aditya Renukunta 1841a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = phys_luns; 1842a25b6ca1SRaghava Aditya Renukunta 1843a25b6ca1SRaghava Aditya Renukunta out: 1844a25b6ca1SRaghava Aditya Renukunta return rcode; 1845a25b6ca1SRaghava Aditya Renukunta mem_free_all: 1846a25b6ca1SRaghava Aditya Renukunta kfree(phys_luns); 1847a25b6ca1SRaghava Aditya Renukunta goto out; 18484b000227SRaghava Aditya Renukunta } 1849a25b6ca1SRaghava Aditya Renukunta 18504b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_lun_count(struct aac_dev *dev) 18514b000227SRaghava Aditya Renukunta { 1852bbd16d96SRaghava Aditya Renukunta return get_unaligned_be32(&dev->safw_phys_luns->list_length[0])/24; 18534b000227SRaghava Aditya Renukunta } 18544b000227SRaghava Aditya Renukunta 18554b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_bus(struct aac_dev *dev, int lun) 18564b000227SRaghava Aditya Renukunta { 18574b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[1] & 0x3f; 18584b000227SRaghava Aditya Renukunta } 18594b000227SRaghava Aditya Renukunta 18604b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_target(struct aac_dev *dev, int lun) 18614b000227SRaghava Aditya Renukunta { 18624b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[0]; 18634b000227SRaghava Aditya Renukunta } 18644b000227SRaghava Aditya Renukunta 18654b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_expose_flag(struct aac_dev *dev, int lun) 18664b000227SRaghava Aditya Renukunta { 18674b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].bus >> 6; 18684b000227SRaghava Aditya Renukunta } 18694b000227SRaghava Aditya Renukunta 18704b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_attribs(struct aac_dev *dev, int lun) 18714b000227SRaghava Aditya Renukunta { 18724b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[9]; 18734b000227SRaghava Aditya Renukunta } 18744b000227SRaghava Aditya Renukunta 18754b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_nexus(struct aac_dev *dev, int lun) 18764b000227SRaghava Aditya Renukunta { 18774b000227SRaghava Aditya Renukunta return *((u32 *)&dev->safw_phys_luns->lun[lun].node_ident[12]); 18784b000227SRaghava Aditya Renukunta } 18794b000227SRaghava Aditya Renukunta 18804b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_device_type(struct aac_dev *dev, int lun) 18814b000227SRaghava Aditya Renukunta { 18824b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[8]; 1883a25b6ca1SRaghava Aditya Renukunta } 1884a25b6ca1SRaghava Aditya Renukunta 1885e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_identify_resp(struct aac_dev *dev, 1886e2ee8c94SRaghava Aditya Renukunta int bus, int target) 1887e2ee8c94SRaghava Aditya Renukunta { 1888e2ee8c94SRaghava Aditya Renukunta kfree(dev->hba_map[bus][target].safw_identify_resp); 1889e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = NULL; 1890e2ee8c94SRaghava Aditya Renukunta } 1891e2ee8c94SRaghava Aditya Renukunta 1892e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_all_identify_resp(struct aac_dev *dev, 1893e2ee8c94SRaghava Aditya Renukunta int lun_count) 1894e2ee8c94SRaghava Aditya Renukunta { 1895e2ee8c94SRaghava Aditya Renukunta int luns; 1896e2ee8c94SRaghava Aditya Renukunta int i; 1897e2ee8c94SRaghava Aditya Renukunta u32 bus; 1898e2ee8c94SRaghava Aditya Renukunta u32 target; 1899e2ee8c94SRaghava Aditya Renukunta 1900e2ee8c94SRaghava Aditya Renukunta luns = aac_get_safw_phys_lun_count(dev); 1901e2ee8c94SRaghava Aditya Renukunta 1902e2ee8c94SRaghava Aditya Renukunta if (luns < lun_count) 1903e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1904e2ee8c94SRaghava Aditya Renukunta else if (lun_count < 0) 1905e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1906e2ee8c94SRaghava Aditya Renukunta 1907e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; i++) { 1908e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1909e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1910e2ee8c94SRaghava Aditya Renukunta 1911e2ee8c94SRaghava Aditya Renukunta aac_free_safw_identify_resp(dev, bus, target); 1912e2ee8c94SRaghava Aditya Renukunta } 1913e2ee8c94SRaghava Aditya Renukunta } 1914e2ee8c94SRaghava Aditya Renukunta 191575be67cdSRaghava Aditya Renukunta static int aac_get_safw_attr_all_targets(struct aac_dev *dev) 1916e2ee8c94SRaghava Aditya Renukunta { 1917e2ee8c94SRaghava Aditya Renukunta int i; 1918e2ee8c94SRaghava Aditya Renukunta int rcode = 0; 1919e2ee8c94SRaghava Aditya Renukunta u32 lun_count; 1920e2ee8c94SRaghava Aditya Renukunta u32 bus; 1921e2ee8c94SRaghava Aditya Renukunta u32 target; 1922e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp = NULL; 1923e2ee8c94SRaghava Aditya Renukunta 1924e2ee8c94SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1925e2ee8c94SRaghava Aditya Renukunta 1926e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1927e2ee8c94SRaghava Aditya Renukunta 1928e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1929e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1930e2ee8c94SRaghava Aditya Renukunta 1931e2ee8c94SRaghava Aditya Renukunta rcode = aac_issue_safw_bmic_identify(dev, 1932e2ee8c94SRaghava Aditya Renukunta &identify_resp, bus, target); 1933e2ee8c94SRaghava Aditya Renukunta 19340bcb45fbSRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1935e2ee8c94SRaghava Aditya Renukunta goto free_identify_resp; 1936e2ee8c94SRaghava Aditya Renukunta 1937e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = identify_resp; 1938e2ee8c94SRaghava Aditya Renukunta } 1939e2ee8c94SRaghava Aditya Renukunta 1940e2ee8c94SRaghava Aditya Renukunta out: 1941e2ee8c94SRaghava Aditya Renukunta return rcode; 1942e2ee8c94SRaghava Aditya Renukunta free_identify_resp: 1943e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, i); 1944e2ee8c94SRaghava Aditya Renukunta goto out; 1945e2ee8c94SRaghava Aditya Renukunta } 1946e2ee8c94SRaghava Aditya Renukunta 1947c83b11e3SRaghava Aditya Renukunta /** 1948b5a475e9SRaghava Aditya Renukunta * aac_set_safw_attr_all_targets- update current hba map with data from FW 1949c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1950c83b11e3SRaghava Aditya Renukunta * @phys_luns: FW information from report phys luns 1951b5a475e9SRaghava Aditya Renukunta * @rescan: Indicates scan type 1952c83b11e3SRaghava Aditya Renukunta * 1953c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1954c83b11e3SRaghava Aditya Renukunta */ 195575be67cdSRaghava Aditya Renukunta static void aac_set_safw_attr_all_targets(struct aac_dev *dev) 1956c83b11e3SRaghava Aditya Renukunta { 1957c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1958c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1959c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1960c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 19613edfb8b2SRaghava Aditya Renukunta 19624b000227SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1963c83b11e3SRaghava Aditya Renukunta 1964f2d2cabaSRaghava Aditya Renukunta dev->scan_counter++; 1965f2d2cabaSRaghava Aditya Renukunta 1966c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1967c83b11e3SRaghava Aditya Renukunta 19684b000227SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 19694b000227SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 19704b000227SRaghava Aditya Renukunta expose_flag = aac_get_safw_phys_expose_flag(dev, i); 19714b000227SRaghava Aditya Renukunta attribs = aac_get_safw_phys_attribs(dev, i); 19724b000227SRaghava Aditya Renukunta nexus = aac_get_safw_phys_nexus(dev, i); 1973c83b11e3SRaghava Aditya Renukunta 1974c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1975c83b11e3SRaghava Aditya Renukunta continue; 1976c83b11e3SRaghava Aditya Renukunta 1977c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 197859b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 197959b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_RAID_MEMBER; 198059b433c8SRaghava Aditya Renukunta continue; 1981c83b11e3SRaghava Aditya Renukunta } 1982c83b11e3SRaghava Aditya Renukunta 1983c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 198459b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 198559b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_NATIVE_RAW; 1986c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1987c83b11e3SRaghava Aditya Renukunta nexus; 1988c83b11e3SRaghava Aditya Renukunta } else 198959b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 199059b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_ARC_RAW; 1991c83b11e3SRaghava Aditya Renukunta 1992f2d2cabaSRaghava Aditya Renukunta dev->hba_map[bus][target].scan_counter = dev->scan_counter; 1993f2d2cabaSRaghava Aditya Renukunta 19940bcb45fbSRaghava Aditya Renukunta aac_set_safw_target_qd(dev, bus, target); 1995c83b11e3SRaghava Aditya Renukunta } 1996c83b11e3SRaghava Aditya Renukunta } 1997c83b11e3SRaghava Aditya Renukunta 199875be67cdSRaghava Aditya Renukunta static int aac_setup_safw_targets(struct aac_dev *dev) 1999fc0fdd9aSRaghava Aditya Renukunta { 20003edfb8b2SRaghava Aditya Renukunta int rcode = 0; 20013edfb8b2SRaghava Aditya Renukunta 20021d1fec53SRaghava Aditya Renukunta rcode = aac_get_containers(dev); 20031d1fec53SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20041d1fec53SRaghava Aditya Renukunta goto out; 20051d1fec53SRaghava Aditya Renukunta 200675be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_ciss_luns(dev); 20073edfb8b2SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20083edfb8b2SRaghava Aditya Renukunta goto out; 20093edfb8b2SRaghava Aditya Renukunta 201075be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_attr_all_targets(dev); 2011e2ee8c94SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 2012e2ee8c94SRaghava Aditya Renukunta goto free_ciss_luns; 2013e2ee8c94SRaghava Aditya Renukunta 201475be67cdSRaghava Aditya Renukunta aac_set_safw_attr_all_targets(dev); 20153edfb8b2SRaghava Aditya Renukunta 2016e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, -1); 2017e2ee8c94SRaghava Aditya Renukunta free_ciss_luns: 20183edfb8b2SRaghava Aditya Renukunta aac_free_safw_ciss_luns(dev); 20193edfb8b2SRaghava Aditya Renukunta out: 20203edfb8b2SRaghava Aditya Renukunta return rcode; 2021fc0fdd9aSRaghava Aditya Renukunta } 2022fc0fdd9aSRaghava Aditya Renukunta 202375be67cdSRaghava Aditya Renukunta int aac_setup_safw_adapter(struct aac_dev *dev) 2024fc0fdd9aSRaghava Aditya Renukunta { 202575be67cdSRaghava Aditya Renukunta return aac_setup_safw_targets(dev); 2026fc0fdd9aSRaghava Aditya Renukunta } 2027fc0fdd9aSRaghava Aditya Renukunta 20281da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 20291da177e4SLinus Torvalds { 20301da177e4SLinus Torvalds struct fib* fibptr; 20311da177e4SLinus Torvalds int rcode; 2032c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 20337c00ffa3SMark Haverkamp struct aac_adapter_info *info; 203484971738SMark Haverkamp struct aac_bus_info *command; 203584971738SMark Haverkamp struct aac_bus_info_response *bus_info; 20367c00ffa3SMark Haverkamp 2037bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 20381da177e4SLinus Torvalds return -ENOMEM; 20391da177e4SLinus Torvalds 2040bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20411da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 20427c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 20431da177e4SLinus Torvalds 2044bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 20451da177e4SLinus Torvalds fibptr, 20467c00ffa3SMark Haverkamp sizeof(*info), 20471da177e4SLinus Torvalds FsaNormal, 20489203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 20491da177e4SLinus Torvalds NULL, 20501da177e4SLinus Torvalds NULL); 20511da177e4SLinus Torvalds 20527c00ffa3SMark Haverkamp if (rcode < 0) { 2053cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 2054cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 2055cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2056bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2057bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2058cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 20597c00ffa3SMark Haverkamp return rcode; 20607c00ffa3SMark Haverkamp } 20617c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 20627c00ffa3SMark Haverkamp 20631c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 20647c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 206506a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 20667c00ffa3SMark Haverkamp 2067bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20687c00ffa3SMark Haverkamp 206906a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 20707c00ffa3SMark Haverkamp 207106a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 20727c00ffa3SMark Haverkamp 2073bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 20747c00ffa3SMark Haverkamp fibptr, 207506a43d17SSalyzyn, Mark sizeof(*sinfo), 20767c00ffa3SMark Haverkamp FsaNormal, 20777c00ffa3SMark Haverkamp 1, 1, 20787c00ffa3SMark Haverkamp NULL, 20797c00ffa3SMark Haverkamp NULL); 20807c00ffa3SMark Haverkamp 20817c00ffa3SMark Haverkamp if (rcode >= 0) 208206a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 2083cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 2084cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 2085cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 2086cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 2087cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 2088cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 20897c00ffa3SMark Haverkamp } 20901da177e4SLinus Torvalds 2091c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 2092c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 209371a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 2094c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 209571a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 209671a91ca4SRaghava Aditya Renukunta } 2097c83b11e3SRaghava Aditya Renukunta } 209884971738SMark Haverkamp 209984971738SMark Haverkamp /* 210084971738SMark Haverkamp * GetBusInfo 210184971738SMark Haverkamp */ 210284971738SMark Haverkamp 2103bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 210484971738SMark Haverkamp 210584971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 210684971738SMark Haverkamp 210784971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 210884971738SMark Haverkamp 210984971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 211084971738SMark Haverkamp 211184971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 211284971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 211384971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 211484971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 211584971738SMark Haverkamp 2116bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 211784971738SMark Haverkamp fibptr, 211884971738SMark Haverkamp sizeof (*bus_info), 211984971738SMark Haverkamp FsaNormal, 212084971738SMark Haverkamp 1, 1, 212184971738SMark Haverkamp NULL, NULL); 212284971738SMark Haverkamp 212394cf6ba1SSalyzyn, Mark /* reasoned default */ 212494cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 212584971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 212684971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 212784971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 212884971738SMark Haverkamp } 212984971738SMark Haverkamp 21308c867b25SMark Haverkamp if (!dev->in_reset) { 213124f02e1dSSalyzyn, Mark char buffer[16]; 21321da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 21337c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 21341da177e4SLinus Torvalds dev->name, 21351da177e4SLinus Torvalds dev->id, 21361da177e4SLinus Torvalds tmp>>24, 21371da177e4SLinus Torvalds (tmp>>16)&0xff, 21381da177e4SLinus Torvalds tmp&0xff, 21397c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 21401c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 21411c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 21421da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 21431da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 21441da177e4SLinus Torvalds dev->name, dev->id, 21451da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21461da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 21471da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 21481da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 21491da177e4SLinus Torvalds dev->name, dev->id, 21501da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21511da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 215224f02e1dSSalyzyn, Mark buffer[0] = '\0'; 2153ee959b00STony Jones if (aac_get_serial_number( 215424f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 215524f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 215624f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 21571c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2158a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2159a45c863fSSalyzyn, Mark dev->name, dev->id, 21601c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 21611c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 21621c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2163a45c863fSSalyzyn, Mark } 21642f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 21651c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2166a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 216729c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 216829c97684SSalyzyn, Mark dev->name, dev->id); 216929c97684SSalyzyn, Mark } 21708c867b25SMark Haverkamp } 21711da177e4SLinus Torvalds 217295e852e1SSalyzyn, Mark dev->cache_protected = 0; 21731c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2174cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 21751da177e4SLinus Torvalds dev->nondasd_support = 0; 21761da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 217795e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 21781da177e4SLinus Torvalds dev->nondasd_support = 1; 21791da177e4SLinus Torvalds 21801da177e4SLinus Torvalds /* 21811da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 21821da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 21831da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 21841da177e4SLinus Torvalds * additional changes changes will have to be made to support 21851da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 21861da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 21871da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 21881da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 21891da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 21901da177e4SLinus Torvalds */ 21911da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 21921da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 21931da177e4SLinus Torvalds dev->nondasd_support = 1; 21941da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 21951da177e4SLinus Torvalds } 21961da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 21971da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 21981da177e4SLinus Torvalds dev->name, dev->id); 21991da177e4SLinus Torvalds 220095e852e1SSalyzyn, Mark if (nondasd != -1) 22011da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 22022f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 22031da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 22041da177e4SLinus Torvalds 2205e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2206d8e96507SLeubner, Achim dev->needs_dac = 1; 22071da177e4SLinus Torvalds dev->dac_support = 0; 2208d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2209d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 22102f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22112f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 22122f7ecc55SSalyzyn, Mark dev->name, dev->id); 22131da177e4SLinus Torvalds dev->dac_support = 1; 22141da177e4SLinus Torvalds } 22151da177e4SLinus Torvalds 22161da177e4SLinus Torvalds if(dacmode != -1) { 22171da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 22181da177e4SLinus Torvalds } 2219d8e96507SLeubner, Achim 2220d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2221d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2222d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2223d8e96507SLeubner, Achim dev->nondasd_support = 0; 2224d8e96507SLeubner, Achim dev->jbod = 0; 2225d8e96507SLeubner, Achim expose_physicals = 0; 2226d8e96507SLeubner, Achim } 2227d8e96507SLeubner, Achim 22288105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 22298105d39dSRaghava Aditya Renukunta if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 22302f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22318105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 22328105d39dSRaghava Aditya Renukunta } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 22338105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 22341da177e4SLinus Torvalds dev->dac_support = 0; 22351da177e4SLinus Torvalds } else { 22368105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 22371da177e4SLinus Torvalds rcode = -ENOMEM; 22381da177e4SLinus Torvalds } 22391da177e4SLinus Torvalds } 22407c00ffa3SMark Haverkamp /* 2241e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2242e8f32de5SMark Haverkamp * interface. 22437c00ffa3SMark Haverkamp */ 2244e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 224594cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 224694cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 224794cf6ba1SSalyzyn, Mark : aac_scsi_64) 2248e8f32de5SMark Haverkamp : aac_scsi_32; 2249e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2250e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2251e8f32de5SMark Haverkamp ? aac_bounds_64 2252e8f32de5SMark Haverkamp : aac_bounds_32; 2253e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2254e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2255e8f32de5SMark Haverkamp } else { 2256e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 22577c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 22587c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 225963a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 226063a70eeaSMark Haverkamp sizeof(struct sgentry); 22617c00ffa3SMark Haverkamp if (dev->dac_support) { 2262e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2263e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 22647c00ffa3SMark Haverkamp /* 22657c00ffa3SMark Haverkamp * 38 scatter gather elements 22667c00ffa3SMark Haverkamp */ 22677c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 22687c00ffa3SMark Haverkamp (dev->max_fib_size - 22697c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 22707c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 227163a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 227263a70eeaSMark Haverkamp sizeof(struct sgentry64); 2273e8f32de5SMark Haverkamp } else { 2274e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2275e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 22767c00ffa3SMark Haverkamp } 22777c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 22787c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 22797c00ffa3SMark Haverkamp /* 22807c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 22817c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 22827c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 22837c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 22847c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 22857c00ffa3SMark Haverkamp * element. 22867c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 22877c00ffa3SMark Haverkamp */ 22887c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 22897c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 22907c00ffa3SMark Haverkamp } 22910e68c003SMark Haverkamp } 2292ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2293ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2294ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2295ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2296ab5d129fSRaghava Aditya Renukunta 2297cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2298cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2299bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2300bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2301cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 23021da177e4SLinus Torvalds 23031da177e4SLinus Torvalds return rcode; 23041da177e4SLinus Torvalds } 23051da177e4SLinus Torvalds 23061da177e4SLinus Torvalds 2307e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 23081da177e4SLinus Torvalds { 23091da177e4SLinus Torvalds struct aac_dev *dev; 23101da177e4SLinus Torvalds struct aac_read_reply *readreply; 23111da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 23121da177e4SLinus Torvalds u32 cid; 23131da177e4SLinus Torvalds 23141da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 23151da177e4SLinus Torvalds 231603d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 231703d44337SMark Haverkamp return; 231803d44337SMark Haverkamp 23191a655040SSalyzyn, Mark dev = fibptr->dev; 2320e5718774SMark Haverkamp cid = scmd_id(scsicmd); 23211da177e4SLinus Torvalds 23227a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 23237a8cf29dSMark Haverkamp u64 lba; 23247a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 23257a8cf29dSMark Haverkamp case WRITE_6: 23267a8cf29dSMark Haverkamp case READ_6: 23277a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 23287a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23297a8cf29dSMark Haverkamp break; 23307a8cf29dSMark Haverkamp case WRITE_16: 23317a8cf29dSMark Haverkamp case READ_16: 23327a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23337a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23347a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23357a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23367a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23377a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23387a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23397a8cf29dSMark Haverkamp break; 23407a8cf29dSMark Haverkamp case WRITE_12: 23417a8cf29dSMark Haverkamp case READ_12: 23427a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23437a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23447a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23457a8cf29dSMark Haverkamp break; 23467a8cf29dSMark Haverkamp default: 23477a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23487a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23497a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23507a8cf29dSMark Haverkamp break; 23517a8cf29dSMark Haverkamp } 23527a8cf29dSMark Haverkamp printk(KERN_DEBUG 23537a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 23547a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 23557a8cf29dSMark Haverkamp } 23561da177e4SLinus Torvalds 2357125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 23581da177e4SLinus Torvalds 2359727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2360727eead6SFUJITA Tomonori 23611da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2362655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2363655d722cSMark Salyzyn case ST_OK: 2364655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2365655d722cSMark Salyzyn SAM_STAT_GOOD; 2366655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2367655d722cSMark Salyzyn break; 2368655d722cSMark Salyzyn case ST_NOT_READY: 2369655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2370655d722cSMark Salyzyn 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: 2378f956a669SRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2379f956a669SRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 2380f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2381f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2382f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2383f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2384f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2385f956a669SRaghava Aditya Renukunta break; 2386655d722cSMark Salyzyn default: 23877c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2388e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 23891da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 23907c00ffa3SMark Haverkamp #endif 2391655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2392655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 23938e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 23948e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 23958e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 23961da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 23973ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 23983ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2399655d722cSMark Salyzyn break; 24001da177e4SLinus Torvalds } 2401bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 24021da177e4SLinus Torvalds 24038e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 24041da177e4SLinus Torvalds } 24051da177e4SLinus Torvalds 24069e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 24071da177e4SLinus Torvalds { 24087a8cf29dSMark Haverkamp u64 lba; 24091da177e4SLinus Torvalds u32 count; 24101da177e4SLinus Torvalds int status; 24111da177e4SLinus Torvalds struct aac_dev *dev; 24121da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2413da3cc679SRajashekhara, Mahesh int cid; 24141da177e4SLinus Torvalds 24151da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24161da177e4SLinus Torvalds /* 24171da177e4SLinus Torvalds * Get block address and transfer length 24181da177e4SLinus Torvalds */ 24197a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 24207a8cf29dSMark Haverkamp case READ_6: 24219e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 24221da177e4SLinus Torvalds 24237a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 24247a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 24251da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 24261da177e4SLinus Torvalds 24271da177e4SLinus Torvalds if (count == 0) 24281da177e4SLinus Torvalds count = 256; 24297a8cf29dSMark Haverkamp break; 24307a8cf29dSMark Haverkamp case READ_16: 24319e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 24327a8cf29dSMark Haverkamp 24337a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 24347a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 24357a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 24367a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 24377a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 24387a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24397a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24407a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 24417a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 24427a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 24437a8cf29dSMark Haverkamp break; 24447a8cf29dSMark Haverkamp case READ_12: 24459e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 24467a8cf29dSMark Haverkamp 24477a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24487a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24497a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24507a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 24517a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24527a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24537a8cf29dSMark Haverkamp break; 24547a8cf29dSMark Haverkamp default: 24559e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 24561da177e4SLinus Torvalds 24577a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24587a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24597a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24601da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24617a8cf29dSMark Haverkamp break; 24621da177e4SLinus Torvalds } 2463da3cc679SRajashekhara, Mahesh 2464da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2465da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2466da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2467da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2468da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2469da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2470c86fbe48SBalsundar P ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, 2471da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2472da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2473da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2474da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2475da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2476c86fbe48SBalsundar P return 0; 2477da3cc679SRajashekhara, Mahesh } 2478da3cc679SRajashekhara, Mahesh 24797a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 24807c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2481e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24827a8cf29dSMark Haverkamp return 0; 24831da177e4SLinus Torvalds /* 24841da177e4SLinus Torvalds * Alocate and initialize a Fib 24851da177e4SLinus Torvalds */ 24866bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 24871ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2488e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 24891da177e4SLinus Torvalds 24901da177e4SLinus Torvalds /* 24911da177e4SLinus Torvalds * Check that the command queued to the controller 24921da177e4SLinus Torvalds */ 24931ae948faSBrian King if (status == -EINPROGRESS) 24941da177e4SLinus Torvalds return 0; 24951da177e4SLinus Torvalds 2496bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 24971da177e4SLinus Torvalds /* 24981da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 24991da177e4SLinus Torvalds */ 25001da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 25018e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2502bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2503bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25041da177e4SLinus Torvalds return 0; 25051da177e4SLinus Torvalds } 25061da177e4SLinus Torvalds 25079e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 25081da177e4SLinus Torvalds { 25097a8cf29dSMark Haverkamp u64 lba; 25101da177e4SLinus Torvalds u32 count; 25119d399cc7SSalyzyn, Mark int fua; 25121da177e4SLinus Torvalds int status; 25131da177e4SLinus Torvalds struct aac_dev *dev; 25141da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2515da3cc679SRajashekhara, Mahesh int cid; 25161da177e4SLinus Torvalds 25171da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 25181da177e4SLinus Torvalds /* 25191da177e4SLinus Torvalds * Get block address and transfer length 25201da177e4SLinus Torvalds */ 25211da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 25221da177e4SLinus Torvalds { 25231da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 25241da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 25251da177e4SLinus Torvalds if (count == 0) 25261da177e4SLinus Torvalds count = 256; 25279d399cc7SSalyzyn, Mark fua = 0; 25287a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 25299e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 25307a8cf29dSMark Haverkamp 25317a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 25327a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 25337a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 25347a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 25357a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 25367a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 25377a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25387a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 25397a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 25409d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25417a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 25429e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 25437a8cf29dSMark Haverkamp 25447a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 25457a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25467a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 25477a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25489d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25491da177e4SLinus Torvalds } else { 25509e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 25517a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25521da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25539d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25541da177e4SLinus Torvalds } 2555da3cc679SRajashekhara, Mahesh 2556da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2557da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2558da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2559da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2560da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2561da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2562c86fbe48SBalsundar P ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, 2563da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2564da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2565da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2566da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2567da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2568c86fbe48SBalsundar P return 0; 2569da3cc679SRajashekhara, Mahesh } 2570da3cc679SRajashekhara, Mahesh 25717a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 25721da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2573e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 25747a8cf29dSMark Haverkamp return 0; 25751da177e4SLinus Torvalds /* 25761da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 25771da177e4SLinus Torvalds */ 25786bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 25791ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25809d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 25811da177e4SLinus Torvalds 25821da177e4SLinus Torvalds /* 25831da177e4SLinus Torvalds * Check that the command queued to the controller 25841da177e4SLinus Torvalds */ 25851ae948faSBrian King if (status == -EINPROGRESS) 25861da177e4SLinus Torvalds return 0; 25871da177e4SLinus Torvalds 2588bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 25891da177e4SLinus Torvalds /* 25901da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25911da177e4SLinus Torvalds */ 25921da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 25938e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 25941da177e4SLinus Torvalds 2595bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2596bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25971da177e4SLinus Torvalds return 0; 25981da177e4SLinus Torvalds } 25991da177e4SLinus Torvalds 26001da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 26011da177e4SLinus Torvalds { 26021da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 26031da177e4SLinus Torvalds struct scsi_cmnd *cmd; 26041da177e4SLinus Torvalds 26051da177e4SLinus Torvalds cmd = context; 26061da177e4SLinus Torvalds 260703d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 260803d44337SMark Haverkamp return; 260903d44337SMark Haverkamp 26101da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 26111da177e4SLinus Torvalds smp_processor_id(), jiffies)); 26121da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 26131da177e4SLinus Torvalds 26141da177e4SLinus Torvalds 26151da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 26161da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 26171da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 26181da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 26191da177e4SLinus Torvalds else { 26201da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 26211a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2622e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 26231da177e4SLinus Torvalds printk(KERN_WARNING 26241da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 26251da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 26261da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 26271da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 26288e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 26298e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 26308e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 26311da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2632b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2633b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 26341da177e4SLinus Torvalds } 26351da177e4SLinus Torvalds 2636bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2637bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 26388e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 26391da177e4SLinus Torvalds } 26401da177e4SLinus Torvalds 26419e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 26421da177e4SLinus Torvalds { 26431da177e4SLinus Torvalds int status; 26441da177e4SLinus Torvalds struct fib *cmd_fibcontext; 26451da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 26461da177e4SLinus Torvalds struct scsi_cmnd *cmd; 26471da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 26481da177e4SLinus Torvalds int active = 0; 264990ee3466SMark Haverkamp struct aac_dev *aac; 2650b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 2651b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 2652b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 26531da177e4SLinus Torvalds unsigned long flags; 26541da177e4SLinus Torvalds 26551da177e4SLinus Torvalds /* 265677d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 265777d644d4SMark Haverkamp * specific target (block). 26581da177e4SLinus Torvalds */ 26591da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 26601da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 2661b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 2662b90f90d2SSalyzyn, Mark u64 cmnd_lba; 2663b90f90d2SSalyzyn, Mark u32 cmnd_count; 2664b90f90d2SSalyzyn, Mark 2665b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 2666b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 2667b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 2668b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 2669b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 2670b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 2671b90f90d2SSalyzyn, Mark cmnd_count = 256; 2672b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 2673b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 2674b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 2675b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 2676b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 2677b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 2678b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2679b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2680b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2681b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 2682b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 2683b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 2684b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 2685b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 2686b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2687b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2688b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2689b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2690b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 2691b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2692b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2693b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2694b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 2695b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2696b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2697b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2698b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2699b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 2700b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 2701b90f90d2SSalyzyn, Mark } else 2702b90f90d2SSalyzyn, Mark continue; 2703b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 2704b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 2705b90f90d2SSalyzyn, Mark continue; 27061da177e4SLinus Torvalds ++active; 27071da177e4SLinus Torvalds break; 27081da177e4SLinus Torvalds } 27091da177e4SLinus Torvalds 27101da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 27111da177e4SLinus Torvalds 27121da177e4SLinus Torvalds /* 27131da177e4SLinus Torvalds * Yield the processor (requeue for later) 27141da177e4SLinus Torvalds */ 27151da177e4SLinus Torvalds if (active) 27161da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 27171da177e4SLinus Torvalds 2718f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 27198c867b25SMark Haverkamp if (aac->in_reset) 27208c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 27218c867b25SMark Haverkamp 27221da177e4SLinus Torvalds /* 27237c00ffa3SMark Haverkamp * Allocate and initialize a Fib 27241da177e4SLinus Torvalds */ 272590ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 27261da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 27271da177e4SLinus Torvalds 2728bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 27291da177e4SLinus Torvalds 27301da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 27311da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 27321da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 27339e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 27341da177e4SLinus Torvalds synchronizecmd->count = 27351da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 27361ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 27371da177e4SLinus Torvalds 27381da177e4SLinus Torvalds /* 27391da177e4SLinus Torvalds * Now send the Fib to the adapter 27401da177e4SLinus Torvalds */ 2741bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 27421da177e4SLinus Torvalds cmd_fibcontext, 27431da177e4SLinus Torvalds sizeof(struct aac_synchronize), 27441da177e4SLinus Torvalds FsaNormal, 27451da177e4SLinus Torvalds 0, 1, 27461da177e4SLinus Torvalds (fib_callback)synchronize_callback, 27471da177e4SLinus Torvalds (void *)scsicmd); 27481da177e4SLinus Torvalds 27491da177e4SLinus Torvalds /* 27501da177e4SLinus Torvalds * Check that the command queued to the controller 27511da177e4SLinus Torvalds */ 27521ae948faSBrian King if (status == -EINPROGRESS) 27531da177e4SLinus Torvalds return 0; 27541da177e4SLinus Torvalds 27551da177e4SLinus Torvalds printk(KERN_WARNING 2756bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2757bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2758bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 27591da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 27601da177e4SLinus Torvalds } 27611da177e4SLinus Torvalds 2762655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2763655d722cSMark Salyzyn { 2764655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2765655d722cSMark Salyzyn 2766655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2767655d722cSMark Salyzyn return; 2768655d722cSMark Salyzyn 2769655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2770655d722cSMark Salyzyn 2771655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2772655d722cSMark Salyzyn 2773655d722cSMark Salyzyn aac_fib_complete(fibptr); 2774655d722cSMark Salyzyn aac_fib_free(fibptr); 2775655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2776655d722cSMark Salyzyn } 2777655d722cSMark Salyzyn 2778655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2779655d722cSMark Salyzyn { 2780655d722cSMark Salyzyn int status; 2781655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2782655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2783655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2784655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2785655d722cSMark Salyzyn 27861c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2787655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2788655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2789655d722cSMark Salyzyn SAM_STAT_GOOD; 2790655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2791655d722cSMark Salyzyn return 0; 2792655d722cSMark Salyzyn } 2793655d722cSMark Salyzyn 2794655d722cSMark Salyzyn if (aac->in_reset) 2795655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2796655d722cSMark Salyzyn 2797655d722cSMark Salyzyn /* 2798655d722cSMark Salyzyn * Allocate and initialize a Fib 2799655d722cSMark Salyzyn */ 28006bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2801655d722cSMark Salyzyn 2802655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2803655d722cSMark Salyzyn 2804655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2805655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2806655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2807655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2808655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2809655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2810655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2811655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2812655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 28131ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2814655d722cSMark Salyzyn 2815655d722cSMark Salyzyn /* 2816655d722cSMark Salyzyn * Now send the Fib to the adapter 2817655d722cSMark Salyzyn */ 2818655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2819655d722cSMark Salyzyn cmd_fibcontext, 2820655d722cSMark Salyzyn sizeof(struct aac_power_management), 2821655d722cSMark Salyzyn FsaNormal, 2822655d722cSMark Salyzyn 0, 1, 2823655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2824655d722cSMark Salyzyn (void *)scsicmd); 2825655d722cSMark Salyzyn 2826655d722cSMark Salyzyn /* 2827655d722cSMark Salyzyn * Check that the command queued to the controller 2828655d722cSMark Salyzyn */ 28291ae948faSBrian King if (status == -EINPROGRESS) 2830655d722cSMark Salyzyn return 0; 2831655d722cSMark Salyzyn 2832655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2833655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2834655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2835655d722cSMark Salyzyn } 2836655d722cSMark Salyzyn 28371da177e4SLinus Torvalds /** 28381da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 28391da177e4SLinus Torvalds * @scsicmd: SCSI command block 28401da177e4SLinus Torvalds * 28411da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 28421da177e4SLinus Torvalds * aacraid firmware. 28431da177e4SLinus Torvalds */ 28441da177e4SLinus Torvalds 28451da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 28461da177e4SLinus Torvalds { 2847ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 28481da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 28491da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 28501da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 28511da177e4SLinus Torvalds 285290ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 285390ee3466SMark Haverkamp return -1; 28541da177e4SLinus Torvalds /* 28551da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 28561da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 28571da177e4SLinus Torvalds * itself. 28581da177e4SLinus Torvalds */ 28591a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 28601a655040SSalyzyn, Mark if (cid != host->this_id) { 28611a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 28621a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2863e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 28641da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2865c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28661da177e4SLinus Torvalds } 28671da177e4SLinus Torvalds 28681da177e4SLinus Torvalds /* 28691da177e4SLinus Torvalds * If the target container doesn't exist, it may have 28701da177e4SLinus Torvalds * been newly created 28711da177e4SLinus Torvalds */ 2872655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2873655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2874655d722cSMark Salyzyn NOT_READY)) { 28751da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2876eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 28777a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 28787a8cf29dSMark Haverkamp !(dev->raw_io_64) || 28797a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 28807a8cf29dSMark Haverkamp break; 28818d4d5b34SGustavo A. R. Silva /* fall through */ 28821da177e4SLinus Torvalds case INQUIRY: 28831da177e4SLinus Torvalds case READ_CAPACITY: 28841da177e4SLinus Torvalds case TEST_UNIT_READY: 28858c867b25SMark Haverkamp if (dev->in_reset) 28868c867b25SMark Haverkamp return -1; 2887fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2888fe76df42SMark Haverkamp aac_probe_container_callback2); 28891da177e4SLinus Torvalds default: 28901da177e4SLinus Torvalds break; 28911da177e4SLinus Torvalds } 28921da177e4SLinus Torvalds } 28931da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2894ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2895ab5d129fSRaghava Aditya Renukunta 2896ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2897ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2898ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2899ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2900ab5d129fSRaghava Aditya Renukunta return -1; 2901ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2902ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2903cb1042f2SSalyzyn, Mark dev->jbod) { 29048c867b25SMark Haverkamp if (dev->in_reset) 29058c867b25SMark Haverkamp return -1; 29061da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 29071da177e4SLinus Torvalds } else { 29081da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2909c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 29101da177e4SLinus Torvalds } 29111da177e4SLinus Torvalds } 29121da177e4SLinus Torvalds } 29131da177e4SLinus Torvalds /* 29141da177e4SLinus Torvalds * else Command for the controller itself 29151da177e4SLinus Torvalds */ 29161da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 29171da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 29181da177e4SLinus Torvalds { 29191da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 29201da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 29218e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 29228e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 29238e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 29241da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 29253ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 29263ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2927c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 29281da177e4SLinus Torvalds } 29291da177e4SLinus Torvalds 29301da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2931c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2932c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2933c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2934c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2935c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2936c4e2fbcaSRaghava Aditya Renukunta return -1; 2937c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2938c4e2fbcaSRaghava Aditya Renukunta 2939c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2940c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2941c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2942c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2943c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2944c4e2fbcaSRaghava Aditya Renukunta return -1; 2945c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2946c4e2fbcaSRaghava Aditya Renukunta 2947c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2948c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 29492d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 29502d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 2951c4e2fbcaSRaghava Aditya Renukunta break; 2952c4e2fbcaSRaghava Aditya Renukunta } 2953c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2954c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2955c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 29568d4d5b34SGustavo A. R. Silva /* fall through */ 29571da177e4SLinus Torvalds case INQUIRY: 29581da177e4SLinus Torvalds { 29593b2946ccSMark Haverkamp struct inquiry_data inq_data; 29601da177e4SLinus Torvalds 29611a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 29623b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 29631da177e4SLinus Torvalds 2964d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 296588e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 296688e2f98eSSalyzyn, Mark 296788e2f98eSSalyzyn, Mark /* EVPD bit set */ 296888e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 296988e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 297088e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 297188e2f98eSSalyzyn, Mark /* supported vital product data pages */ 29725d910649SMahesh Rajashekhara arr[3] = 3; 297388e2f98eSSalyzyn, Mark arr[4] = 0x0; 297488e2f98eSSalyzyn, Mark arr[5] = 0x80; 29755d910649SMahesh Rajashekhara arr[6] = 0x83; 297688e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2977d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 297888e2f98eSSalyzyn, Mark sizeof(inq_data)); 29792d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | 29802d362b8aSJohannes Thumshirn COMMAND_COMPLETE << 8 | 29812d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 298288e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 298388e2f98eSSalyzyn, Mark /* unit serial number page */ 298488e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 298588e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 298688e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2987d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 298888e2f98eSSalyzyn, Mark sizeof(inq_data)); 2989d8e96507SLeubner, Achim if (aac_wwn != 2) 2990d8e96507SLeubner, Achim return aac_get_container_serial( 2991d8e96507SLeubner, Achim scsicmd); 29922d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | 29932d362b8aSJohannes Thumshirn COMMAND_COMPLETE << 8 | 29942d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 29955d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 29965d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 29975d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 29985d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 29995d910649SMahesh Rajashekhara scmd_id(scsicmd)); 30005d910649SMahesh Rajashekhara if (aac_wwn != 2) 30015d910649SMahesh Rajashekhara return aac_get_container_serial( 30025d910649SMahesh Rajashekhara scsicmd); 30032d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | 30042d362b8aSJohannes Thumshirn COMMAND_COMPLETE << 8 | 30052d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 300688e2f98eSSalyzyn, Mark } else { 300788e2f98eSSalyzyn, Mark /* vpd page not implemented */ 300888e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 300988e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 301088e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 30118e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 30128e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 30138e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 301488e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 301588e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 30163ace426fSSalyzyn, Mark min_t(size_t, 30173ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 30183ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 301988e2f98eSSalyzyn, Mark } 3020c4e2fbcaSRaghava Aditya Renukunta break; 302188e2f98eSSalyzyn, Mark } 30223b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 30233b2946ccSMark 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 */ 30243b2946ccSMark Haverkamp inq_data.inqd_len = 31; 30251da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 30263b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 30271da177e4SLinus Torvalds /* 30281da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 30291da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 30301da177e4SLinus Torvalds */ 30311a655040SSalyzyn, Mark if (cid == host->this_id) { 30326391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 30333b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 3034d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 3035d4345028SFUJITA Tomonori sizeof(inq_data)); 30362d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 30372d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3038c4e2fbcaSRaghava Aditya Renukunta break; 30391da177e4SLinus Torvalds } 30408c867b25SMark Haverkamp if (dev->in_reset) 30418c867b25SMark Haverkamp return -1; 3042794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 30433b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 3044d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 30459e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 30461da177e4SLinus Torvalds } 3047eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 30487a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 30497a8cf29dSMark Haverkamp !(dev->raw_io_64) || 30507a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 30517a8cf29dSMark Haverkamp break; 30527a8cf29dSMark Haverkamp { 30537a8cf29dSMark Haverkamp u64 capacity; 305407ce5ebaSMark Haverkamp char cp[13]; 3055b271f1c8SFUJITA Tomonori unsigned int alloc_len; 30567a8cf29dSMark Haverkamp 30577a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 30587a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 30597a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 30607a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 30617a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 30627a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 30637a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 30647a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 30657a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 30667a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 3067b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3068b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3069b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3070b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 307107ce5ebaSMark Haverkamp cp[12] = 0; 307207ce5ebaSMark Haverkamp 3073b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 3074b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 3075b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 3076b271f1c8SFUJITA Tomonori 3077b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 3078d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 3079b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 3080b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 3081b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 30827a8cf29dSMark Haverkamp 30837a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 30847a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 30857a8cf29dSMark Haverkamp 30862d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 30872d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3088c4e2fbcaSRaghava Aditya Renukunta break; 30897a8cf29dSMark Haverkamp } 30907a8cf29dSMark Haverkamp 30911da177e4SLinus Torvalds case READ_CAPACITY: 30921da177e4SLinus Torvalds { 30931da177e4SLinus Torvalds u32 capacity; 30943b2946ccSMark Haverkamp char cp[8]; 30951da177e4SLinus Torvalds 30961da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 30977a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 30981da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 30991da177e4SLinus Torvalds else 31001da177e4SLinus Torvalds capacity = (u32)-1; 31013b2946ccSMark Haverkamp 31021da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 31031da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 31041da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 31051da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 3106b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3107b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3108b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3109b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 3110d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 31117a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 31127a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 31132d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 31142d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3115c4e2fbcaSRaghava Aditya Renukunta break; 31161da177e4SLinus Torvalds } 31171da177e4SLinus Torvalds 31181da177e4SLinus Torvalds case MODE_SENSE: 31191da177e4SLinus Torvalds { 31209d399cc7SSalyzyn, Mark int mode_buf_length = 4; 3121b836439fSMahesh Rajashekhara u32 capacity; 3122b836439fSMahesh Rajashekhara aac_modep_data mpd; 3123b836439fSMahesh Rajashekhara 3124b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3125b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3126b836439fSMahesh Rajashekhara else 3127b836439fSMahesh Rajashekhara capacity = (u32)-1; 31281da177e4SLinus Torvalds 31291da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 3130b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 3131b836439fSMahesh Rajashekhara 3132b836439fSMahesh Rajashekhara /* Mode data length */ 3133b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 3134b836439fSMahesh Rajashekhara /* Medium type - default */ 3135b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 3136b836439fSMahesh Rajashekhara /* Device-specific param, 31379d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 31389d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3139b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 3140b836439fSMahesh Rajashekhara 314195e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3142b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 3143b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 3144b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 3145b836439fSMahesh Rajashekhara else { 3146b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 3147b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 3148b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 3149b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3150b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3151b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3152b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3153b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 31545d910649SMahesh Rajashekhara 31555d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 31565d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 31575d910649SMahesh Rajashekhara /* page length */ 31585d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 31595d910649SMahesh Rajashekhara /* Mode data length */ 31605d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 31615d910649SMahesh Rajashekhara } else { 31625d910649SMahesh Rajashekhara /* Mode data length */ 31635d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 31645d910649SMahesh Rajashekhara } 31655d910649SMahesh Rajashekhara 3166b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3167b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3168b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3169b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3170b836439fSMahesh Rajashekhara } else { 3171b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3172b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3173b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3174b836439fSMahesh Rajashekhara } 3175b836439fSMahesh Rajashekhara } 31769d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31779d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3178b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3179b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3180b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3181b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 318295e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3183b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 31845d910649SMahesh Rajashekhara } 31855d910649SMahesh Rajashekhara 31869d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 31879d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 31885d910649SMahesh Rajashekhara else 31895d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3190b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3191b836439fSMahesh Rajashekhara (char *)&mpd, 3192b836439fSMahesh Rajashekhara mode_buf_length); 31932d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 31942d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3195c4e2fbcaSRaghava Aditya Renukunta break; 31961da177e4SLinus Torvalds } 31971da177e4SLinus Torvalds case MODE_SENSE_10: 31981da177e4SLinus Torvalds { 3199b836439fSMahesh Rajashekhara u32 capacity; 32009d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3201b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3202b836439fSMahesh Rajashekhara 3203b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3204b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3205b836439fSMahesh Rajashekhara else 3206b836439fSMahesh Rajashekhara capacity = (u32)-1; 32071da177e4SLinus Torvalds 32081da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3209b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3210b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3211b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3212b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3213b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3214b836439fSMahesh Rajashekhara /* Medium type - default */ 3215b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3216b836439fSMahesh Rajashekhara /* Device-specific param, 32179d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 32189d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3219b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3220b836439fSMahesh Rajashekhara 322195e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3222b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3223b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3224b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3225b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3226b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3227b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3228b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3229b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3230b836439fSMahesh Rajashekhara } else { 3231b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3232b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3233b836439fSMahesh Rajashekhara 3234b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3235b836439fSMahesh Rajashekhara 3236b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3237b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3238b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3239b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3240b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3241b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3242b836439fSMahesh Rajashekhara 3243b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3244b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3245b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3246b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3247b836439fSMahesh Rajashekhara } else { 3248b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3249b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3250b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3251b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3252b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3253b836439fSMahesh Rajashekhara capacity & 0xff; 3254b836439fSMahesh Rajashekhara } 3255b836439fSMahesh Rajashekhara } 32569d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 32579d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3258b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3259b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3260b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3261b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 326295e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3263b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 32649d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 32659d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 32669d399cc7SSalyzyn, Mark } 3267b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3268b836439fSMahesh Rajashekhara (char *)&mpd10, 3269b836439fSMahesh Rajashekhara mode_buf_length); 32701da177e4SLinus Torvalds 32712d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 32722d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3273c4e2fbcaSRaghava Aditya Renukunta break; 32741da177e4SLinus Torvalds } 32751da177e4SLinus Torvalds case REQUEST_SENSE: 32761da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3277c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3278c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3279c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3280c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 32812d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 32822d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3283c4e2fbcaSRaghava Aditya Renukunta break; 32841da177e4SLinus Torvalds 32851da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 32861da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 32871da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 32881da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 32891da177e4SLinus Torvalds else 32901da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 32911da177e4SLinus Torvalds 32922d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 32932d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3294c4e2fbcaSRaghava Aditya Renukunta break; 32951da177e4SLinus Torvalds /* 32961da177e4SLinus Torvalds * These commands are all No-Ops 32971da177e4SLinus Torvalds */ 32981da177e4SLinus Torvalds case TEST_UNIT_READY: 3299655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3300655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3301655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 3302655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3303655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3304655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3305655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3306655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3307655d722cSMark Salyzyn min_t(size_t, 3308655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3309655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3310c4e2fbcaSRaghava Aditya Renukunta break; 3311655d722cSMark Salyzyn } 33128d4d5b34SGustavo A. R. Silva /* fall through */ 33131da177e4SLinus Torvalds case RESERVE: 33141da177e4SLinus Torvalds case RELEASE: 33151da177e4SLinus Torvalds case REZERO_UNIT: 33161da177e4SLinus Torvalds case REASSIGN_BLOCKS: 33171da177e4SLinus Torvalds case SEEK_10: 33182d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 33192d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3320c4e2fbcaSRaghava Aditya Renukunta break; 3321655d722cSMark Salyzyn 3322655d722cSMark Salyzyn case START_STOP: 3323655d722cSMark Salyzyn return aac_start_stop(scsicmd); 33241da177e4SLinus Torvalds 332595e852e1SSalyzyn, Mark /* FALLTHRU */ 33261da177e4SLinus Torvalds default: 33271da177e4SLinus Torvalds /* 33281da177e4SLinus Torvalds * Unhandled commands 33291da177e4SLinus Torvalds */ 3330c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3331c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3332c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3333c4e2fbcaSRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 33348e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 33351da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 33368e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 33371da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 33383ace426fSSalyzyn, Mark min_t(size_t, 33393ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 33403ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3341c4e2fbcaSRaghava Aditya Renukunta } 3342c4e2fbcaSRaghava Aditya Renukunta 3343c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3344c4e2fbcaSRaghava Aditya Renukunta 33451da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 33461da177e4SLinus Torvalds return 0; 33471da177e4SLinus Torvalds } 33481da177e4SLinus Torvalds 33491da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 33501da177e4SLinus Torvalds { 33511da177e4SLinus Torvalds struct aac_query_disk qd; 33521da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33531da177e4SLinus Torvalds 33541da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 335590ee3466SMark Haverkamp if (!fsa_dev_ptr) 335665101355SMark Haverkamp return -EBUSY; 33571da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 33581da177e4SLinus Torvalds return -EFAULT; 3359e6fd916aSDan Carpenter if (qd.cnum == -1) { 3360e6fd916aSDan Carpenter if (qd.id < 0 || qd.id >= dev->maximum_num_containers) 3361e6fd916aSDan Carpenter return -EINVAL; 3362e5718774SMark Haverkamp qd.cnum = qd.id; 3363e6fd916aSDan Carpenter } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { 33641da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 33651da177e4SLinus Torvalds return -EINVAL; 33661da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 33671da177e4SLinus Torvalds qd.bus = 0; 33681da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 33691da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 33701da177e4SLinus Torvalds } 33711da177e4SLinus Torvalds else return -EINVAL; 33721da177e4SLinus Torvalds 3373fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 33741da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 33751da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 33761da177e4SLinus Torvalds 33771da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 33781da177e4SLinus Torvalds qd.unmapped = 1; 33791da177e4SLinus Torvalds else 33801da177e4SLinus Torvalds qd.unmapped = 0; 33811da177e4SLinus Torvalds 33821da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 33831da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 33841da177e4SLinus Torvalds 33851da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 33861da177e4SLinus Torvalds return -EFAULT; 33871da177e4SLinus Torvalds return 0; 33881da177e4SLinus Torvalds } 33891da177e4SLinus Torvalds 33901da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 33911da177e4SLinus Torvalds { 33921da177e4SLinus Torvalds struct aac_delete_disk dd; 33931da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33941da177e4SLinus Torvalds 33951da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 339665101355SMark Haverkamp if (!fsa_dev_ptr) 339765101355SMark Haverkamp return -EBUSY; 33981da177e4SLinus Torvalds 33991da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 34001da177e4SLinus Torvalds return -EFAULT; 34011da177e4SLinus Torvalds 34021da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 34031da177e4SLinus Torvalds return -EINVAL; 34041da177e4SLinus Torvalds /* 34051da177e4SLinus Torvalds * Mark this container as being deleted. 34061da177e4SLinus Torvalds */ 34071da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 34081da177e4SLinus Torvalds /* 34091da177e4SLinus Torvalds * Mark the container as no longer valid 34101da177e4SLinus Torvalds */ 34111da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 34121da177e4SLinus Torvalds return 0; 34131da177e4SLinus Torvalds } 34141da177e4SLinus Torvalds 34151da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 34161da177e4SLinus Torvalds { 34171da177e4SLinus Torvalds struct aac_delete_disk dd; 34181da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 34191da177e4SLinus Torvalds 34201da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 342190ee3466SMark Haverkamp if (!fsa_dev_ptr) 342265101355SMark Haverkamp return -EBUSY; 34231da177e4SLinus Torvalds 34241da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 34251da177e4SLinus Torvalds return -EFAULT; 34261da177e4SLinus Torvalds 34271da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 34281da177e4SLinus Torvalds return -EINVAL; 34291da177e4SLinus Torvalds /* 34301da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 34311da177e4SLinus Torvalds */ 34321da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 34331da177e4SLinus Torvalds return -EBUSY; 34341da177e4SLinus Torvalds else { 34351da177e4SLinus Torvalds /* 34361da177e4SLinus Torvalds * Mark the container as no longer being valid. 34371da177e4SLinus Torvalds */ 34381da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 34391da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 34401da177e4SLinus Torvalds return 0; 34411da177e4SLinus Torvalds } 34421da177e4SLinus Torvalds } 34431da177e4SLinus Torvalds 34446f4e626fSNathan Chancellor int aac_dev_ioctl(struct aac_dev *dev, unsigned int cmd, void __user *arg) 34451da177e4SLinus Torvalds { 34461da177e4SLinus Torvalds switch (cmd) { 34471da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 34481da177e4SLinus Torvalds return query_disk(dev, arg); 34491da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 34501da177e4SLinus Torvalds return delete_disk(dev, arg); 34511da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 34521da177e4SLinus Torvalds return force_delete_disk(dev, arg); 34531da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 34541da177e4SLinus Torvalds return aac_get_containers(dev); 34551da177e4SLinus Torvalds default: 34561da177e4SLinus Torvalds return -ENOTTY; 34571da177e4SLinus Torvalds } 34581da177e4SLinus Torvalds } 34591da177e4SLinus Torvalds 34601da177e4SLinus Torvalds /** 34611da177e4SLinus Torvalds * 34621da177e4SLinus Torvalds * aac_srb_callback 34631da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 34641da177e4SLinus Torvalds * @fibptr: pointer to the fib 34651da177e4SLinus Torvalds * 34661da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 34671da177e4SLinus Torvalds * 34681da177e4SLinus Torvalds */ 34691da177e4SLinus Torvalds 34701da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 34711da177e4SLinus Torvalds { 34721da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 34731da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 34741da177e4SLinus Torvalds 34751da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 347603d44337SMark Haverkamp 347703d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 347803d44337SMark Haverkamp return; 347903d44337SMark Haverkamp 3480125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 34814ec57fb4SRaghava Aditya Renukunta 348255b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 34834ec57fb4SRaghava Aditya Renukunta 34841da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 348585d22bbfSMahesh Rajashekhara 348685d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 348785d22bbfSMahesh Rajashekhara /* fast response */ 348885d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 348985d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 349085d22bbfSMahesh Rajashekhara } else { 34911da177e4SLinus Torvalds /* 34921da177e4SLinus Torvalds * Calculate resid for sg 34931da177e4SLinus Torvalds */ 3494727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3495727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 34964ec57fb4SRaghava Aditya Renukunta } 34974ec57fb4SRaghava Aditya Renukunta 34984ec57fb4SRaghava Aditya Renukunta 34994ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 35004ec57fb4SRaghava Aditya Renukunta 35014ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 35024ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 35034ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 35044ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 35054ec57fb4SRaghava Aditya Renukunta 35061da177e4SLinus Torvalds /* 35071da177e4SLinus Torvalds * First check the fib status 35081da177e4SLinus Torvalds */ 35091da177e4SLinus Torvalds 35101da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 35111da177e4SLinus Torvalds int len; 351255b87608SMahesh Rajashekhara 35134ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 35144ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 35153ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35163ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 351755b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 351855b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 351955b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 352055b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 352155b87608SMahesh Rajashekhara srbreply->sense_data, len); 35221da177e4SLinus Torvalds } 35231da177e4SLinus Torvalds 35241da177e4SLinus Torvalds /* 35251da177e4SLinus Torvalds * Next check the srb status 35261da177e4SLinus Torvalds */ 35271da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 35281da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 35291da177e4SLinus Torvalds case SRB_STATUS_PENDING: 35301da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 35311da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 35321da177e4SLinus Torvalds break; 35331da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 35341da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 35351da177e4SLinus Torvalds case READ_6: 35361da177e4SLinus Torvalds case WRITE_6: 35371da177e4SLinus Torvalds case READ_10: 35381da177e4SLinus Torvalds case WRITE_10: 35391da177e4SLinus Torvalds case READ_12: 35401da177e4SLinus Torvalds case WRITE_12: 35417a8cf29dSMark Haverkamp case READ_16: 35427a8cf29dSMark Haverkamp case WRITE_16: 354355b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 354455b87608SMahesh Rajashekhara < scsicmd->underflow) 35454ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 354655b87608SMahesh Rajashekhara else 35474ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 354855b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 354955b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35501da177e4SLinus Torvalds break; 35514ec57fb4SRaghava Aditya Renukunta case INQUIRY: 355255b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 355355b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35541da177e4SLinus Torvalds break; 35551da177e4SLinus Torvalds default: 35561da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 35571da177e4SLinus Torvalds break; 35581da177e4SLinus Torvalds } 35591da177e4SLinus Torvalds break; 35601da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 35611da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 35621da177e4SLinus Torvalds break; 35631da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 356455b87608SMahesh Rajashekhara /* 356555b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 356655b87608SMahesh Rajashekhara * hba was trying to abort for some reason 356755b87608SMahesh Rajashekhara */ 35681da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 35691da177e4SLinus Torvalds break; 35701da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 357155b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 357255b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 35731da177e4SLinus Torvalds break; 35741da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 35751da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 35761da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 35771da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 35781da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 357955b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 358055b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35811da177e4SLinus Torvalds break; 35821da177e4SLinus Torvalds 35831da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 35841da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 358555b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 358655b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35871da177e4SLinus Torvalds break; 35881da177e4SLinus Torvalds 35891da177e4SLinus Torvalds case SRB_STATUS_BUSY: 359055b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 359155b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35921da177e4SLinus Torvalds break; 35931da177e4SLinus Torvalds 35941da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 359555b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 359655b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35971da177e4SLinus Torvalds break; 35981da177e4SLinus Torvalds 35991da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 360055b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 360155b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 36021da177e4SLinus Torvalds break; 36031da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 36041da177e4SLinus Torvalds case SRB_STATUS_ERROR: 36051da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 36061da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 36071da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 36081da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 36091da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 36101da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 36111da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 36121da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 36131da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 36141da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 36151da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 36161da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 36171da177e4SLinus Torvalds default: 36181da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 36194ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 36201da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 36211da177e4SLinus Torvalds aac_get_status_string( 36221da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 36231da177e4SLinus Torvalds scsicmd->cmnd[0], 36241da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 36251da177e4SLinus Torvalds #endif 36264ec57fb4SRaghava Aditya Renukunta /* 36274ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 36284ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 36294ec57fb4SRaghava Aditya Renukunta * 36304ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 36314ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 36324ec57fb4SRaghava Aditya Renukunta */ 36331fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 36341fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 36354ec57fb4SRaghava Aditya Renukunta 36361fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 36371fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 36381fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36391da177e4SLinus Torvalds break; 36401fc8010aSRajashekhara, Mahesh } else { 36411fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 36421fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36431fc8010aSRajashekhara, Mahesh break; 36441fc8010aSRajashekhara, Mahesh } 36451fc8010aSRajashekhara, Mahesh } else { 36461fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 36471fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36481fc8010aSRajashekhara, Mahesh break; 36491fc8010aSRajashekhara, Mahesh } 36501da177e4SLinus Torvalds } 365155b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 365255b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 36531da177e4SLinus Torvalds int len; 365455b87608SMahesh Rajashekhara 36551da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 36563ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 36573ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 36581da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 36594ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 36607a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 36611da177e4SLinus Torvalds #endif 366255b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 366355b87608SMahesh Rajashekhara srbreply->sense_data, len); 366455b87608SMahesh Rajashekhara } 36654ec57fb4SRaghava Aditya Renukunta 36661da177e4SLinus Torvalds /* 36671da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 36681da177e4SLinus Torvalds */ 36691da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 36701da177e4SLinus Torvalds 3671bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 36728e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 36731da177e4SLinus Torvalds } 36741da177e4SLinus Torvalds 3675ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3676ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3677ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3678ab5d129fSRaghava Aditya Renukunta 3679ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3680ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3681ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3682ab5d129fSRaghava Aditya Renukunta 3683ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3684ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3685ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3686ab5d129fSRaghava Aditya Renukunta break; 3687ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3688ab5d129fSRaghava Aditya Renukunta { 3689ab5d129fSRaghava Aditya Renukunta int len; 3690ab5d129fSRaghava Aditya Renukunta 3691ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3692ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3693ab5d129fSRaghava Aditya Renukunta if (len) 3694ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3695ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3696ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3697ab5d129fSRaghava Aditya Renukunta break; 3698ab5d129fSRaghava Aditya Renukunta } 3699ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3700ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 3701ab5d129fSRaghava Aditya Renukunta break; 3702ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3703ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ABORT << 16 | ABORT << 8; 3704ab5d129fSRaghava Aditya Renukunta break; 3705ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3706ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3707ab5d129fSRaghava Aditya Renukunta default: 3708ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3709ab5d129fSRaghava Aditya Renukunta break; 3710ab5d129fSRaghava Aditya Renukunta } 3711ab5d129fSRaghava Aditya Renukunta } 3712ab5d129fSRaghava Aditya Renukunta 3713ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3714ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3715ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3716ab5d129fSRaghava Aditya Renukunta { 3717ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3718ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3719ab5d129fSRaghava Aditya Renukunta { 3720ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3721ab5d129fSRaghava Aditya Renukunta 3722ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3723ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3724ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3725ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3726ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3727ab5d129fSRaghava Aditya Renukunta } 3728ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3729ab5d129fSRaghava Aditya Renukunta break; 3730ab5d129fSRaghava Aditya Renukunta } 3731ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3732ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3733ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | 3734ab5d129fSRaghava Aditya Renukunta COMMAND_COMPLETE << 8 | SAM_STAT_BUSY; 3735ab5d129fSRaghava Aditya Renukunta break; 3736ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3737ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ABORT << 16 | ABORT << 8; 3738ab5d129fSRaghava Aditya Renukunta break; 3739ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3740ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3741ab5d129fSRaghava Aditya Renukunta break; 3742ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3743ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3744ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3745ab5d129fSRaghava Aditya Renukunta break; 3746ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3747ab5d129fSRaghava Aditya Renukunta default: 3748ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3749ab5d129fSRaghava Aditya Renukunta break; 3750ab5d129fSRaghava Aditya Renukunta } 3751ab5d129fSRaghava Aditya Renukunta } 3752ab5d129fSRaghava Aditya Renukunta 37531da177e4SLinus Torvalds /** 37541da177e4SLinus Torvalds * 3755ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3756ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3757ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3758ab5d129fSRaghava Aditya Renukunta * 3759ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3760ab5d129fSRaghava Aditya Renukunta * 3761ab5d129fSRaghava Aditya Renukunta */ 3762ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3763ab5d129fSRaghava Aditya Renukunta { 3764ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3765ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3766ab5d129fSRaghava Aditya Renukunta 3767ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3768ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3769ab5d129fSRaghava Aditya Renukunta 3770ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3771ab5d129fSRaghava Aditya Renukunta 3772ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3773ab5d129fSRaghava Aditya Renukunta return; 3774ab5d129fSRaghava Aditya Renukunta 3775ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3776ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3777ab5d129fSRaghava Aditya Renukunta 3778ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3779ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3780ab5d129fSRaghava Aditya Renukunta 3781ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3782ab5d129fSRaghava Aditya Renukunta /* fast response */ 3783ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3784ab5d129fSRaghava Aditya Renukunta goto out; 3785ab5d129fSRaghava Aditya Renukunta } 3786ab5d129fSRaghava Aditya Renukunta 3787ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3788ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3789ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3790ab5d129fSRaghava Aditya Renukunta break; 3791ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3792ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3793ab5d129fSRaghava Aditya Renukunta break; 3794ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3795ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 3796ab5d129fSRaghava Aditya Renukunta break; 3797ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3798ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3799ab5d129fSRaghava Aditya Renukunta break; 3800ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3801ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3802ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3803ab5d129fSRaghava Aditya Renukunta break; 3804ab5d129fSRaghava Aditya Renukunta default: 3805ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3806ab5d129fSRaghava Aditya Renukunta break; 3807ab5d129fSRaghava Aditya Renukunta } 3808ab5d129fSRaghava Aditya Renukunta 3809ab5d129fSRaghava Aditya Renukunta out: 3810ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3811ab5d129fSRaghava Aditya Renukunta 3812ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3813ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3814ab5d129fSRaghava Aditya Renukunta else 3815ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3816ab5d129fSRaghava Aditya Renukunta } 3817ab5d129fSRaghava Aditya Renukunta 3818ab5d129fSRaghava Aditya Renukunta /** 3819ab5d129fSRaghava Aditya Renukunta * 3820ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 38211da177e4SLinus Torvalds * @scsicmd: the scsi command block 38221da177e4SLinus Torvalds * 38231da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 38241da177e4SLinus Torvalds * scsicmd passed in. 38251da177e4SLinus Torvalds */ 38261da177e4SLinus Torvalds 38271da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 38281da177e4SLinus Torvalds { 38291da177e4SLinus Torvalds struct fib* cmd_fibcontext; 38301da177e4SLinus Torvalds struct aac_dev* dev; 38311da177e4SLinus Torvalds int status; 38321da177e4SLinus Torvalds 383384971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3834e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 383584971738SMark Haverkamp scsicmd->device->lun > 7) { 38361da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 38371da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 38381da177e4SLinus Torvalds return 0; 38391da177e4SLinus Torvalds } 38401da177e4SLinus Torvalds 38411da177e4SLinus Torvalds /* 38421da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 38431da177e4SLinus Torvalds */ 38446bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 38451ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3846e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 38471da177e4SLinus Torvalds 38481da177e4SLinus Torvalds /* 38491da177e4SLinus Torvalds * Check that the command queued to the controller 38501da177e4SLinus Torvalds */ 38511ae948faSBrian King if (status == -EINPROGRESS) 38521da177e4SLinus Torvalds return 0; 38531da177e4SLinus Torvalds 3854bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3855bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3856bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 38571da177e4SLinus Torvalds 38581da177e4SLinus Torvalds return -1; 38591da177e4SLinus Torvalds } 38601da177e4SLinus Torvalds 3861ab5d129fSRaghava Aditya Renukunta /** 3862ab5d129fSRaghava Aditya Renukunta * 3863ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3864ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3865ab5d129fSRaghava Aditya Renukunta * 3866ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3867ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3868ab5d129fSRaghava Aditya Renukunta */ 3869ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3870ab5d129fSRaghava Aditya Renukunta { 3871ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3872ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3873ab5d129fSRaghava Aditya Renukunta int status; 3874ab5d129fSRaghava Aditya Renukunta 3875ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3876ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3877ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3878ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3879ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3880ab5d129fSRaghava Aditya Renukunta return 0; 3881ab5d129fSRaghava Aditya Renukunta } 3882ab5d129fSRaghava Aditya Renukunta 3883ab5d129fSRaghava Aditya Renukunta /* 3884ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3885ab5d129fSRaghava Aditya Renukunta */ 3886ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3887ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3888ab5d129fSRaghava Aditya Renukunta return -1; 3889ab5d129fSRaghava Aditya Renukunta 38901ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3891ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3892ab5d129fSRaghava Aditya Renukunta 3893ab5d129fSRaghava Aditya Renukunta /* 3894ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3895ab5d129fSRaghava Aditya Renukunta */ 38961ae948faSBrian King if (status == -EINPROGRESS) 3897ab5d129fSRaghava Aditya Renukunta return 0; 3898ab5d129fSRaghava Aditya Renukunta 3899ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3900ab5d129fSRaghava Aditya Renukunta status); 3901ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3902ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3903ab5d129fSRaghava Aditya Renukunta 3904ab5d129fSRaghava Aditya Renukunta return -1; 3905ab5d129fSRaghava Aditya Renukunta } 3906ab5d129fSRaghava Aditya Renukunta 3907ab5d129fSRaghava Aditya Renukunta 39080b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 39091da177e4SLinus Torvalds { 39101da177e4SLinus Torvalds unsigned long byte_count = 0; 3911727eead6SFUJITA Tomonori int nseg; 3912a2260323SNikola Pajkovsky struct scatterlist *sg; 3913a2260323SNikola Pajkovsky int i; 39141da177e4SLinus Torvalds 39151da177e4SLinus Torvalds // Get rid of old data 39161da177e4SLinus Torvalds psg->count = 0; 39171da177e4SLinus Torvalds psg->sg[0].addr = 0; 39181da177e4SLinus Torvalds psg->sg[0].count = 0; 3919727eead6SFUJITA Tomonori 3920727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3921a2260323SNikola Pajkovsky if (nseg <= 0) 39220b433447SMahesh Rajashekhara return nseg; 39231da177e4SLinus Torvalds 3924727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39251da177e4SLinus Torvalds 3926727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 39271da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 39281da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 39291da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 39301da177e4SLinus Torvalds } 39311da177e4SLinus Torvalds /* hba wants the size to be exact */ 3932727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 393356b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3934727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 393556b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3936727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39371da177e4SLinus Torvalds } 39381da177e4SLinus Torvalds /* Check for command underflow */ 39391da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39401da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39411da177e4SLinus Torvalds byte_count, scsicmd->underflow); 39421da177e4SLinus Torvalds } 3943a2260323SNikola Pajkovsky 39441da177e4SLinus Torvalds return byte_count; 39451da177e4SLinus Torvalds } 39461da177e4SLinus Torvalds 39471da177e4SLinus Torvalds 39480b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 39491da177e4SLinus Torvalds { 39501da177e4SLinus Torvalds unsigned long byte_count = 0; 395156b58712SMark Haverkamp u64 addr; 3952727eead6SFUJITA Tomonori int nseg; 3953a2260323SNikola Pajkovsky struct scatterlist *sg; 3954a2260323SNikola Pajkovsky int i; 39551da177e4SLinus Torvalds 39561da177e4SLinus Torvalds // Get rid of old data 39571da177e4SLinus Torvalds psg->count = 0; 39581da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 39591da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 39601da177e4SLinus Torvalds psg->sg[0].count = 0; 3961727eead6SFUJITA Tomonori 3962727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3963a2260323SNikola Pajkovsky if (nseg <= 0) 39640b433447SMahesh Rajashekhara return nseg; 39651da177e4SLinus Torvalds 3966727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 39671241f359SMark Haverkamp int count = sg_dma_len(sg); 396856b58712SMark Haverkamp addr = sg_dma_address(sg); 396956b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 397056b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 39711241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 39721241f359SMark Haverkamp byte_count += count; 39731da177e4SLinus Torvalds } 3974727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39751da177e4SLinus Torvalds /* hba wants the size to be exact */ 3976727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 397756b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3978727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 397956b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3980727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39811da177e4SLinus Torvalds } 39821da177e4SLinus Torvalds /* Check for command underflow */ 39831da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39841da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39851da177e4SLinus Torvalds byte_count, scsicmd->underflow); 39861da177e4SLinus Torvalds } 3987a2260323SNikola Pajkovsky 39881da177e4SLinus Torvalds return byte_count; 39891da177e4SLinus Torvalds } 39901da177e4SLinus Torvalds 39910b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 39920e68c003SMark Haverkamp { 39930e68c003SMark Haverkamp unsigned long byte_count = 0; 3994727eead6SFUJITA Tomonori int nseg; 3995a2260323SNikola Pajkovsky struct scatterlist *sg; 3996a2260323SNikola Pajkovsky int i; 39970e68c003SMark Haverkamp 39980e68c003SMark Haverkamp // Get rid of old data 39990e68c003SMark Haverkamp psg->count = 0; 40000e68c003SMark Haverkamp psg->sg[0].next = 0; 40010e68c003SMark Haverkamp psg->sg[0].prev = 0; 40020e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 40030e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 40040e68c003SMark Haverkamp psg->sg[0].count = 0; 40050e68c003SMark Haverkamp psg->sg[0].flags = 0; 4006727eead6SFUJITA Tomonori 4007727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 4008a2260323SNikola Pajkovsky if (nseg <= 0) 40090b433447SMahesh Rajashekhara return nseg; 40100e68c003SMark Haverkamp 4011727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 40120e68c003SMark Haverkamp int count = sg_dma_len(sg); 40130e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 40140e68c003SMark Haverkamp psg->sg[i].next = 0; 40150e68c003SMark Haverkamp psg->sg[i].prev = 0; 40160e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 40170e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 40180e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 40190e68c003SMark Haverkamp psg->sg[i].flags = 0; 40200e68c003SMark Haverkamp byte_count += count; 40210e68c003SMark Haverkamp } 4022727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 40230e68c003SMark Haverkamp /* hba wants the size to be exact */ 4024727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 40250e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 4026727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 40270e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 4028727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 40290e68c003SMark Haverkamp } 40300e68c003SMark Haverkamp /* Check for command underflow */ 40310e68c003SMark Haverkamp if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 40320e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 40330e68c003SMark Haverkamp byte_count, scsicmd->underflow); 40340e68c003SMark Haverkamp } 4035a2260323SNikola Pajkovsky 40360e68c003SMark Haverkamp return byte_count; 40370e68c003SMark Haverkamp } 40380e68c003SMark Haverkamp 40390b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 40400b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 404185d22bbfSMahesh Rajashekhara { 404285d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 404385d22bbfSMahesh Rajashekhara int nseg; 404485d22bbfSMahesh Rajashekhara struct scatterlist *sg; 404585d22bbfSMahesh Rajashekhara int i, conformable = 0; 404685d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 404785d22bbfSMahesh Rajashekhara 4048a2260323SNikola Pajkovsky nseg = scsi_dma_map(scsicmd); 4049a2260323SNikola Pajkovsky if (nseg <= 0) 4050a2260323SNikola Pajkovsky return nseg; 4051a2260323SNikola Pajkovsky 405285d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 405385d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 405485d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 405585d22bbfSMahesh Rajashekhara 405685d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 405785d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 405885d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 405985d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 406085d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 406185d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 406285d22bbfSMahesh Rajashekhara if (i == 0) { 406385d22bbfSMahesh Rajashekhara conformable = 1; 406485d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 406585d22bbfSMahesh Rajashekhara } else if (i == 1) { 406685d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 406785d22bbfSMahesh Rajashekhara min_size = cur_size; 406885d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 406985d22bbfSMahesh Rajashekhara conformable = 0; 407085d22bbfSMahesh Rajashekhara if (cur_size < min_size) 407185d22bbfSMahesh Rajashekhara min_size = cur_size; 407285d22bbfSMahesh Rajashekhara } 407385d22bbfSMahesh Rajashekhara byte_count += count; 407485d22bbfSMahesh Rajashekhara } 407585d22bbfSMahesh Rajashekhara 407685d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 407785d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 407885d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 407985d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 408085d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 408185d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 408285d22bbfSMahesh Rajashekhara } 408385d22bbfSMahesh Rajashekhara 408485d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 408585d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 408685d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 408785d22bbfSMahesh Rajashekhara if (!conformable) { 408885d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 408985d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 409085d22bbfSMahesh Rajashekhara err_found = 0; 409185d22bbfSMahesh Rajashekhara nseg_new = 2; 409285d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 409385d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 409485d22bbfSMahesh Rajashekhara err_found = 1; 409585d22bbfSMahesh Rajashekhara break; 409685d22bbfSMahesh Rajashekhara } 409785d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 409885d22bbfSMahesh Rajashekhara } 409985d22bbfSMahesh Rajashekhara if (!err_found) 410085d22bbfSMahesh Rajashekhara break; 410185d22bbfSMahesh Rajashekhara } 410296676246SNikola Pajkovsky if (i > 0 && nseg_new <= sg_max) { 410396676246SNikola Pajkovsky int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); 410496676246SNikola Pajkovsky 410596676246SNikola Pajkovsky if (ret < 0) 410696676246SNikola Pajkovsky return ret; 410796676246SNikola Pajkovsky } 410885d22bbfSMahesh Rajashekhara } else 410985d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 411085d22bbfSMahesh Rajashekhara 411185d22bbfSMahesh Rajashekhara /* Check for command underflow */ 411285d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 411385d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 411485d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 411585d22bbfSMahesh Rajashekhara } 411685d22bbfSMahesh Rajashekhara 411785d22bbfSMahesh Rajashekhara return byte_count; 411885d22bbfSMahesh Rajashekhara } 411985d22bbfSMahesh Rajashekhara 412085d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 412185d22bbfSMahesh Rajashekhara { 412285d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 412385d22bbfSMahesh Rajashekhara int i, j, pos; 412485d22bbfSMahesh Rajashekhara u32 addr_low; 412585d22bbfSMahesh Rajashekhara 412685d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 412785d22bbfSMahesh Rajashekhara return 0; 412885d22bbfSMahesh Rajashekhara 41296da2ec56SKees Cook sge = kmalloc_array(nseg_new, sizeof(struct sge_ieee1212), GFP_ATOMIC); 413085d22bbfSMahesh Rajashekhara if (sge == NULL) 413196676246SNikola Pajkovsky return -ENOMEM; 413285d22bbfSMahesh Rajashekhara 413385d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 413485d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 413585d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 413685d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 413785d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 413885d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 413985d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 414085d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 414185d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 414285d22bbfSMahesh Rajashekhara pos++; 414385d22bbfSMahesh Rajashekhara } 414485d22bbfSMahesh Rajashekhara } 414585d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 414685d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 414785d22bbfSMahesh Rajashekhara 414885d22bbfSMahesh Rajashekhara kfree(sge); 414985d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 415085d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 415185d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 415285d22bbfSMahesh Rajashekhara return 0; 415385d22bbfSMahesh Rajashekhara } 415485d22bbfSMahesh Rajashekhara 4155ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4156ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4157ab5d129fSRaghava Aditya Renukunta int sg_max, 4158ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4159ab5d129fSRaghava Aditya Renukunta { 4160ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4161ab5d129fSRaghava Aditya Renukunta int nseg; 4162ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4163ab5d129fSRaghava Aditya Renukunta int i; 4164ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4165ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4166ab5d129fSRaghava Aditya Renukunta 4167ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4168ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4169ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4170ab5d129fSRaghava Aditya Renukunta goto out; 4171ab5d129fSRaghava Aditya Renukunta } 4172ab5d129fSRaghava Aditya Renukunta 4173ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4174ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4175ab5d129fSRaghava Aditya Renukunta else 4176ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4177ab5d129fSRaghava Aditya Renukunta 4178ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4179ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4180ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4181ab5d129fSRaghava Aditya Renukunta 4182ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4183ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4184ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4185ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4186ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4187ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4188ab5d129fSRaghava Aditya Renukunta byte_count += count; 4189ab5d129fSRaghava Aditya Renukunta sge++; 4190ab5d129fSRaghava Aditya Renukunta } 4191ab5d129fSRaghava Aditya Renukunta 4192ab5d129fSRaghava Aditya Renukunta sge--; 4193ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4194ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4195ab5d129fSRaghava Aditya Renukunta u32 temp; 4196ab5d129fSRaghava Aditya Renukunta 4197ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4198ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4199ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4200ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4201ab5d129fSRaghava Aditya Renukunta } 4202ab5d129fSRaghava Aditya Renukunta 4203ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4204ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4205ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4206ab5d129fSRaghava Aditya Renukunta } else { 4207ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4208ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4209ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4210ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4211ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4212ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4213ab5d129fSRaghava Aditya Renukunta } 4214ab5d129fSRaghava Aditya Renukunta 4215ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4216ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4217ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4218ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4219ab5d129fSRaghava Aditya Renukunta } 4220ab5d129fSRaghava Aditya Renukunta out: 4221ab5d129fSRaghava Aditya Renukunta return byte_count; 4222ab5d129fSRaghava Aditya Renukunta } 4223ab5d129fSRaghava Aditya Renukunta 42241da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 42251da177e4SLinus Torvalds 42261da177e4SLinus Torvalds struct aac_srb_status_info { 42271da177e4SLinus Torvalds u32 status; 42281da177e4SLinus Torvalds char *str; 42291da177e4SLinus Torvalds }; 42301da177e4SLinus Torvalds 42311da177e4SLinus Torvalds 42321da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 42331da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 42341da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 42351da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 42361da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 42371da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 42381da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 42391da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 42401da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 42411da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 42421da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 42431da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 42441da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 42451da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 42461da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 42471da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 42481da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 42491da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 42501da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 42511da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 42521da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 42531da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 42541da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 42551da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 42561da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 42571da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 42581da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 42591da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 42601da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 42611da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 42621da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 42631da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 42641da177e4SLinus Torvalds { 0xff, "Unknown Error"} 42651da177e4SLinus Torvalds }; 42661da177e4SLinus Torvalds 42671da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 42681da177e4SLinus Torvalds { 42691da177e4SLinus Torvalds int i; 42701da177e4SLinus Torvalds 42716391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 42726391a113STobias Klauser if (srb_status_info[i].status == status) 42731da177e4SLinus Torvalds return srb_status_info[i].str; 42741da177e4SLinus Torvalds 42751da177e4SLinus Torvalds return "Bad Status Code"; 42761da177e4SLinus Torvalds } 42771da177e4SLinus Torvalds 42781da177e4SLinus Torvalds #endif 4279