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; 1480e2fd90ddSBalsundar P struct aac_dev *dev = fib->dev; 1481e8f32de5SMark Haverkamp 1482e8f32de5SMark Haverkamp aac_fib_init(fib); 1483e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1484e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1485e8f32de5SMark Haverkamp flag = SRB_DataOut; 1486e8f32de5SMark Haverkamp break; 1487e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1488e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1489e8f32de5SMark Haverkamp break; 1490e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1491e8f32de5SMark Haverkamp flag = SRB_DataIn; 1492e8f32de5SMark Haverkamp break; 1493e8f32de5SMark Haverkamp case DMA_NONE: 1494e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1495e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1496e8f32de5SMark Haverkamp break; 1497e8f32de5SMark Haverkamp } 1498e8f32de5SMark Haverkamp 1499e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1500e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1501e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1502e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1503e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1504e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1505242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1506e8f32de5SMark Haverkamp if (timeout == 0) 1507e2fd90ddSBalsundar P timeout = (dev->sa_firmware ? AAC_SA_TIMEOUT : AAC_ARC_TIMEOUT); 1508e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1509e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1510e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1511e8f32de5SMark Haverkamp return srbcmd; 1512e8f32de5SMark Haverkamp } 1513e8f32de5SMark Haverkamp 1514ab5d129fSRaghava Aditya Renukunta static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1515ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *cmd) 1516ab5d129fSRaghava Aditya Renukunta { 1517ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd; 1518ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1519ab5d129fSRaghava Aditya Renukunta int bus, target; 1520ab5d129fSRaghava Aditya Renukunta u64 address; 1521ab5d129fSRaghava Aditya Renukunta 1522ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1523ab5d129fSRaghava Aditya Renukunta 1524ab5d129fSRaghava Aditya Renukunta hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1525ab5d129fSRaghava Aditya Renukunta memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1526ab5d129fSRaghava Aditya Renukunta /* iu_type is a parameter of aac_hba_send */ 1527ab5d129fSRaghava Aditya Renukunta switch (cmd->sc_data_direction) { 1528ab5d129fSRaghava Aditya Renukunta case DMA_TO_DEVICE: 1529ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 2; 1530ab5d129fSRaghava Aditya Renukunta break; 1531ab5d129fSRaghava Aditya Renukunta case DMA_FROM_DEVICE: 1532ab5d129fSRaghava Aditya Renukunta case DMA_BIDIRECTIONAL: 1533ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 1; 1534ab5d129fSRaghava Aditya Renukunta break; 1535ab5d129fSRaghava Aditya Renukunta case DMA_NONE: 1536ab5d129fSRaghava Aditya Renukunta default: 1537ab5d129fSRaghava Aditya Renukunta break; 1538ab5d129fSRaghava Aditya Renukunta } 1539ab5d129fSRaghava Aditya Renukunta hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1540ab5d129fSRaghava Aditya Renukunta 1541ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(cmd)); 1542ab5d129fSRaghava Aditya Renukunta target = scmd_id(cmd); 1543ab5d129fSRaghava Aditya Renukunta hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1544ab5d129fSRaghava Aditya Renukunta 1545ab5d129fSRaghava Aditya Renukunta /* we fill in reply_qid later in aac_src_deliver_message */ 1546ab5d129fSRaghava Aditya Renukunta /* we fill in iu_type, request_id later in aac_hba_send */ 1547ab5d129fSRaghava Aditya Renukunta /* we fill in emb_data_desc_count later in aac_build_sghba */ 1548ab5d129fSRaghava Aditya Renukunta 1549ab5d129fSRaghava Aditya Renukunta memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1550ab5d129fSRaghava Aditya Renukunta hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1551ab5d129fSRaghava Aditya Renukunta 1552ab5d129fSRaghava Aditya Renukunta address = (u64)fib->hw_error_pa; 1553ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1554ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1555ab5d129fSRaghava Aditya Renukunta hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1556ab5d129fSRaghava Aditya Renukunta 1557ab5d129fSRaghava Aditya Renukunta return hbacmd; 1558ab5d129fSRaghava Aditya Renukunta } 1559ab5d129fSRaghava Aditya Renukunta 1560e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1561e8f32de5SMark Haverkamp 1562e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1563e8f32de5SMark Haverkamp { 1564e8f32de5SMark Haverkamp u16 fibsize; 1565e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15660b433447SMahesh Rajashekhara long ret; 1567e8f32de5SMark Haverkamp 15680b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 15690b433447SMahesh Rajashekhara if (ret < 0) 15700b433447SMahesh Rajashekhara return ret; 1571727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1572e8f32de5SMark Haverkamp 1573e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1574e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1575e8f32de5SMark Haverkamp /* 1576e8f32de5SMark Haverkamp * Build Scatter/Gather list 1577e8f32de5SMark Haverkamp */ 1578e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1579e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1580e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1581e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1582e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1583e8f32de5SMark Haverkamp 1584e8f32de5SMark Haverkamp /* 1585e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1586e8f32de5SMark Haverkamp */ 1587e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1588e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1589e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1590e8f32de5SMark Haverkamp (void *) cmd); 1591e8f32de5SMark Haverkamp } 1592e8f32de5SMark Haverkamp 1593e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1594e8f32de5SMark Haverkamp { 1595e8f32de5SMark Haverkamp u16 fibsize; 1596e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15970b433447SMahesh Rajashekhara long ret; 1598e8f32de5SMark Haverkamp 15990b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 16000b433447SMahesh Rajashekhara if (ret < 0) 16010b433447SMahesh Rajashekhara return ret; 1602727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1603e8f32de5SMark Haverkamp 1604e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1605e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1606e8f32de5SMark Haverkamp /* 1607e8f32de5SMark Haverkamp * Build Scatter/Gather list 1608e8f32de5SMark Haverkamp */ 1609e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1610e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1611e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1612e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1613e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1614e8f32de5SMark Haverkamp 1615e8f32de5SMark Haverkamp /* 1616e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1617e8f32de5SMark Haverkamp */ 1618e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1619e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1620e8f32de5SMark Haverkamp } 1621e8f32de5SMark Haverkamp 162294cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 162394cf6ba1SSalyzyn, Mark { 1624d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 162594cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 162694cf6ba1SSalyzyn, Mark return FAILED; 162794cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 162894cf6ba1SSalyzyn, Mark } 162994cf6ba1SSalyzyn, Mark 1630ab5d129fSRaghava Aditya Renukunta static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1631ab5d129fSRaghava Aditya Renukunta { 1632ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1633ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1634ab5d129fSRaghava Aditya Renukunta long ret; 1635ab5d129fSRaghava Aditya Renukunta 1636ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1637ab5d129fSRaghava Aditya Renukunta 1638ab5d129fSRaghava Aditya Renukunta ret = aac_build_sghba(cmd, hbacmd, 1639ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1640ab5d129fSRaghava Aditya Renukunta if (ret < 0) 1641ab5d129fSRaghava Aditya Renukunta return ret; 1642ab5d129fSRaghava Aditya Renukunta 1643ab5d129fSRaghava Aditya Renukunta /* 1644ab5d129fSRaghava Aditya Renukunta * Now send the HBA command to the adapter 1645ab5d129fSRaghava Aditya Renukunta */ 1646ab5d129fSRaghava Aditya Renukunta fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1647ab5d129fSRaghava Aditya Renukunta sizeof(struct aac_hba_sgl); 1648ab5d129fSRaghava Aditya Renukunta 1649ab5d129fSRaghava Aditya Renukunta return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1650ab5d129fSRaghava Aditya Renukunta (fib_callback) aac_hba_callback, 1651ab5d129fSRaghava Aditya Renukunta (void *) cmd); 1652ab5d129fSRaghava Aditya Renukunta } 1653ab5d129fSRaghava Aditya Renukunta 16548fb39182SRaghava Aditya Renukunta static int aac_send_safw_bmic_cmd(struct aac_dev *dev, 16558fb39182SRaghava Aditya Renukunta struct aac_srb_unit *srbu, void *xfer_buf, int xfer_len) 165671a91ca4SRaghava Aditya Renukunta { 165771a91ca4SRaghava Aditya Renukunta struct fib *fibptr; 165871a91ca4SRaghava Aditya Renukunta dma_addr_t addr; 16598fb39182SRaghava Aditya Renukunta int rcode; 16608fb39182SRaghava Aditya Renukunta int fibsize; 16618fb39182SRaghava Aditya Renukunta struct aac_srb *srb; 16628fb39182SRaghava Aditya Renukunta struct aac_srb_reply *srb_reply; 16638fb39182SRaghava Aditya Renukunta struct sgmap64 *sg64; 16648fb39182SRaghava Aditya Renukunta u32 vbus; 16658fb39182SRaghava Aditya Renukunta u32 vid; 166671a91ca4SRaghava Aditya Renukunta 16678fb39182SRaghava Aditya Renukunta if (!dev->sa_firmware) 16688fb39182SRaghava Aditya Renukunta return 0; 1669ab5d129fSRaghava Aditya Renukunta 16708fb39182SRaghava Aditya Renukunta /* allocate FIB */ 167171a91ca4SRaghava Aditya Renukunta fibptr = aac_fib_alloc(dev); 167271a91ca4SRaghava Aditya Renukunta if (!fibptr) 16738fb39182SRaghava Aditya Renukunta return -ENOMEM; 167471a91ca4SRaghava Aditya Renukunta 167571a91ca4SRaghava Aditya Renukunta aac_fib_init(fibptr); 16768fb39182SRaghava Aditya Renukunta fibptr->hw_fib_va->header.XferState &= 16778fb39182SRaghava Aditya Renukunta ~cpu_to_le32(FastResponseCapable); 167871a91ca4SRaghava Aditya Renukunta 16798fb39182SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) + 16808fb39182SRaghava Aditya Renukunta sizeof(struct sgentry64); 16818fb39182SRaghava Aditya Renukunta 16828fb39182SRaghava Aditya Renukunta /* allocate DMA buffer for response */ 16838fb39182SRaghava Aditya Renukunta addr = dma_map_single(&dev->pdev->dev, xfer_buf, xfer_len, 16848fb39182SRaghava Aditya Renukunta DMA_BIDIRECTIONAL); 16858fb39182SRaghava Aditya Renukunta if (dma_mapping_error(&dev->pdev->dev, addr)) { 16868fb39182SRaghava Aditya Renukunta rcode = -ENOMEM; 16878fb39182SRaghava Aditya Renukunta goto fib_error; 16888fb39182SRaghava Aditya Renukunta } 16898fb39182SRaghava Aditya Renukunta 16908fb39182SRaghava Aditya Renukunta srb = fib_data(fibptr); 16918fb39182SRaghava Aditya Renukunta memcpy(srb, &srbu->srb, sizeof(struct aac_srb)); 16928fb39182SRaghava Aditya Renukunta 16938fb39182SRaghava Aditya Renukunta vbus = (u32)le16_to_cpu( 16948fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus); 16958fb39182SRaghava Aditya Renukunta vid = (u32)le16_to_cpu( 16968fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_target); 16978fb39182SRaghava Aditya Renukunta 16988fb39182SRaghava Aditya Renukunta /* set the common request fields */ 16998fb39182SRaghava Aditya Renukunta srb->channel = cpu_to_le32(vbus); 17008fb39182SRaghava Aditya Renukunta srb->id = cpu_to_le32(vid); 17018fb39182SRaghava Aditya Renukunta srb->lun = 0; 17028fb39182SRaghava Aditya Renukunta srb->function = cpu_to_le32(SRBF_ExecuteScsi); 17038fb39182SRaghava Aditya Renukunta srb->timeout = 0; 17048fb39182SRaghava Aditya Renukunta srb->retry_limit = 0; 17058fb39182SRaghava Aditya Renukunta srb->cdb_size = cpu_to_le32(16); 17068fb39182SRaghava Aditya Renukunta srb->count = cpu_to_le32(xfer_len); 17078fb39182SRaghava Aditya Renukunta 17088fb39182SRaghava Aditya Renukunta sg64 = (struct sgmap64 *)&srb->sg; 17098fb39182SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 17108fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 17118fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 17128fb39182SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(xfer_len); 17138fb39182SRaghava Aditya Renukunta 17148fb39182SRaghava Aditya Renukunta /* 17158fb39182SRaghava Aditya Renukunta * Copy the updated data for other dumping or other usage if needed 17168fb39182SRaghava Aditya Renukunta */ 17178fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb, srb, sizeof(struct aac_srb)); 17188fb39182SRaghava Aditya Renukunta 17198fb39182SRaghava Aditya Renukunta /* issue request to the controller */ 17208fb39182SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, FsaNormal, 17218fb39182SRaghava Aditya Renukunta 1, 1, NULL, NULL); 17228fb39182SRaghava Aditya Renukunta 17238fb39182SRaghava Aditya Renukunta if (rcode == -ERESTARTSYS) 17248fb39182SRaghava Aditya Renukunta rcode = -ERESTART; 17258fb39182SRaghava Aditya Renukunta 17268fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 17278fb39182SRaghava Aditya Renukunta goto bmic_error; 17288fb39182SRaghava Aditya Renukunta 17298fb39182SRaghava Aditya Renukunta srb_reply = (struct aac_srb_reply *)fib_data(fibptr); 17308fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb_reply, srb_reply, sizeof(struct aac_srb_reply)); 17318fb39182SRaghava Aditya Renukunta 17328fb39182SRaghava Aditya Renukunta bmic_error: 17338fb39182SRaghava Aditya Renukunta dma_unmap_single(&dev->pdev->dev, addr, xfer_len, DMA_BIDIRECTIONAL); 17348fb39182SRaghava Aditya Renukunta fib_error: 17358fb39182SRaghava Aditya Renukunta aac_fib_complete(fibptr); 17368fb39182SRaghava Aditya Renukunta aac_fib_free(fibptr); 17378fb39182SRaghava Aditya Renukunta return rcode; 17388fb39182SRaghava Aditya Renukunta } 17398fb39182SRaghava Aditya Renukunta 17400bcb45fbSRaghava Aditya Renukunta static void aac_set_safw_target_qd(struct aac_dev *dev, int bus, int target) 17410bcb45fbSRaghava Aditya Renukunta { 17420bcb45fbSRaghava Aditya Renukunta 17430bcb45fbSRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp; 17440bcb45fbSRaghava Aditya Renukunta 17450bcb45fbSRaghava Aditya Renukunta if (dev->hba_map[bus][target].devtype != AAC_DEVTYPE_NATIVE_RAW) 17460bcb45fbSRaghava Aditya Renukunta return; 17470bcb45fbSRaghava Aditya Renukunta 17480bcb45fbSRaghava Aditya Renukunta identify_resp = dev->hba_map[bus][target].safw_identify_resp; 17490bcb45fbSRaghava Aditya Renukunta if (identify_resp == NULL) { 17500bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17510bcb45fbSRaghava Aditya Renukunta return; 17520bcb45fbSRaghava Aditya Renukunta } 17530bcb45fbSRaghava Aditya Renukunta 17540bcb45fbSRaghava Aditya Renukunta if (identify_resp->current_queue_depth_limit <= 0 || 17550bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit > 255) 17560bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17570bcb45fbSRaghava Aditya Renukunta else 17580bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 17590bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit; 17600bcb45fbSRaghava Aditya Renukunta } 17610bcb45fbSRaghava Aditya Renukunta 1762b5a475e9SRaghava Aditya Renukunta static int aac_issue_safw_bmic_identify(struct aac_dev *dev, 1763e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd **identify_resp, u32 bus, u32 target) 17648fb39182SRaghava Aditya Renukunta { 17658fb39182SRaghava Aditya Renukunta int rcode = -ENOMEM; 1766b5a475e9SRaghava Aditya Renukunta int datasize; 17678fb39182SRaghava Aditya Renukunta struct aac_srb_unit srbu; 17688fb39182SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1769b5a475e9SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_reply; 17708fb39182SRaghava Aditya Renukunta 17718fb39182SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 1772b5a475e9SRaghava Aditya Renukunta identify_reply = kmalloc(datasize, GFP_KERNEL); 1773b5a475e9SRaghava Aditya Renukunta if (!identify_reply) 17748fb39182SRaghava Aditya Renukunta goto out; 17758fb39182SRaghava Aditya Renukunta 17768fb39182SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 17778fb39182SRaghava Aditya Renukunta 17788fb39182SRaghava Aditya Renukunta srbcmd = &srbu.srb; 177971a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 178071a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 178171a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 178271a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 178371a91ca4SRaghava Aditya Renukunta 1784b5a475e9SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, identify_reply, datasize); 17858fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1786e2ee8c94SRaghava Aditya Renukunta goto mem_free_all; 178771a91ca4SRaghava Aditya Renukunta 1788e2ee8c94SRaghava Aditya Renukunta *identify_resp = identify_reply; 1789e2ee8c94SRaghava Aditya Renukunta 179071a91ca4SRaghava Aditya Renukunta out: 179171a91ca4SRaghava Aditya Renukunta return rcode; 1792e2ee8c94SRaghava Aditya Renukunta mem_free_all: 1793e2ee8c94SRaghava Aditya Renukunta kfree(identify_reply); 1794e2ee8c94SRaghava Aditya Renukunta goto out; 179571a91ca4SRaghava Aditya Renukunta } 179671a91ca4SRaghava Aditya Renukunta 1797a25b6ca1SRaghava Aditya Renukunta static inline void aac_free_safw_ciss_luns(struct aac_dev *dev) 1798a25b6ca1SRaghava Aditya Renukunta { 1799a25b6ca1SRaghava Aditya Renukunta kfree(dev->safw_phys_luns); 1800a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = NULL; 1801a25b6ca1SRaghava Aditya Renukunta } 1802a25b6ca1SRaghava Aditya Renukunta 1803a25b6ca1SRaghava Aditya Renukunta /** 1804a25b6ca1SRaghava Aditya Renukunta * aac_get_safw_ciss_luns() Process topology change 1805a25b6ca1SRaghava Aditya Renukunta * @dev: aac_dev structure 1806a25b6ca1SRaghava Aditya Renukunta * 1807a25b6ca1SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1808a25b6ca1SRaghava Aditya Renukunta * the current hba_map. 1809a25b6ca1SRaghava Aditya Renukunta */ 181075be67cdSRaghava Aditya Renukunta static int aac_get_safw_ciss_luns(struct aac_dev *dev) 1811a25b6ca1SRaghava Aditya Renukunta { 1812a25b6ca1SRaghava Aditya Renukunta int rcode = -ENOMEM; 1813a25b6ca1SRaghava Aditya Renukunta int datasize; 1814a25b6ca1SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1815a25b6ca1SRaghava Aditya Renukunta struct aac_srb_unit srbu; 1816a25b6ca1SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1817a25b6ca1SRaghava Aditya Renukunta 1818a25b6ca1SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) + 1819a25b6ca1SRaghava Aditya Renukunta (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1820a25b6ca1SRaghava Aditya Renukunta phys_luns = kmalloc(datasize, GFP_KERNEL); 1821a25b6ca1SRaghava Aditya Renukunta if (phys_luns == NULL) 1822a25b6ca1SRaghava Aditya Renukunta goto out; 1823a25b6ca1SRaghava Aditya Renukunta 1824a25b6ca1SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 1825a25b6ca1SRaghava Aditya Renukunta 1826a25b6ca1SRaghava Aditya Renukunta srbcmd = &srbu.srb; 1827a25b6ca1SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1828a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1829a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1830a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1831a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1832a25b6ca1SRaghava Aditya Renukunta 1833a25b6ca1SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, phys_luns, datasize); 1834a25b6ca1SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1835a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1836a25b6ca1SRaghava Aditya Renukunta 1837a25b6ca1SRaghava Aditya Renukunta if (phys_luns->resp_flag != 2) { 1838a25b6ca1SRaghava Aditya Renukunta rcode = -ENOMSG; 1839a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1840a25b6ca1SRaghava Aditya Renukunta } 1841a25b6ca1SRaghava Aditya Renukunta 1842a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = phys_luns; 1843a25b6ca1SRaghava Aditya Renukunta 1844a25b6ca1SRaghava Aditya Renukunta out: 1845a25b6ca1SRaghava Aditya Renukunta return rcode; 1846a25b6ca1SRaghava Aditya Renukunta mem_free_all: 1847a25b6ca1SRaghava Aditya Renukunta kfree(phys_luns); 1848a25b6ca1SRaghava Aditya Renukunta goto out; 18494b000227SRaghava Aditya Renukunta } 1850a25b6ca1SRaghava Aditya Renukunta 18514b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_lun_count(struct aac_dev *dev) 18524b000227SRaghava Aditya Renukunta { 1853bbd16d96SRaghava Aditya Renukunta return get_unaligned_be32(&dev->safw_phys_luns->list_length[0])/24; 18544b000227SRaghava Aditya Renukunta } 18554b000227SRaghava Aditya Renukunta 18564b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_bus(struct aac_dev *dev, int lun) 18574b000227SRaghava Aditya Renukunta { 18584b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[1] & 0x3f; 18594b000227SRaghava Aditya Renukunta } 18604b000227SRaghava Aditya Renukunta 18614b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_target(struct aac_dev *dev, int lun) 18624b000227SRaghava Aditya Renukunta { 18634b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[0]; 18644b000227SRaghava Aditya Renukunta } 18654b000227SRaghava Aditya Renukunta 18664b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_expose_flag(struct aac_dev *dev, int lun) 18674b000227SRaghava Aditya Renukunta { 18684b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].bus >> 6; 18694b000227SRaghava Aditya Renukunta } 18704b000227SRaghava Aditya Renukunta 18714b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_attribs(struct aac_dev *dev, int lun) 18724b000227SRaghava Aditya Renukunta { 18734b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[9]; 18744b000227SRaghava Aditya Renukunta } 18754b000227SRaghava Aditya Renukunta 18764b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_nexus(struct aac_dev *dev, int lun) 18774b000227SRaghava Aditya Renukunta { 18784b000227SRaghava Aditya Renukunta return *((u32 *)&dev->safw_phys_luns->lun[lun].node_ident[12]); 18794b000227SRaghava Aditya Renukunta } 18804b000227SRaghava Aditya Renukunta 18814b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_device_type(struct aac_dev *dev, int lun) 18824b000227SRaghava Aditya Renukunta { 18834b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[8]; 1884a25b6ca1SRaghava Aditya Renukunta } 1885a25b6ca1SRaghava Aditya Renukunta 1886e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_identify_resp(struct aac_dev *dev, 1887e2ee8c94SRaghava Aditya Renukunta int bus, int target) 1888e2ee8c94SRaghava Aditya Renukunta { 1889e2ee8c94SRaghava Aditya Renukunta kfree(dev->hba_map[bus][target].safw_identify_resp); 1890e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = NULL; 1891e2ee8c94SRaghava Aditya Renukunta } 1892e2ee8c94SRaghava Aditya Renukunta 1893e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_all_identify_resp(struct aac_dev *dev, 1894e2ee8c94SRaghava Aditya Renukunta int lun_count) 1895e2ee8c94SRaghava Aditya Renukunta { 1896e2ee8c94SRaghava Aditya Renukunta int luns; 1897e2ee8c94SRaghava Aditya Renukunta int i; 1898e2ee8c94SRaghava Aditya Renukunta u32 bus; 1899e2ee8c94SRaghava Aditya Renukunta u32 target; 1900e2ee8c94SRaghava Aditya Renukunta 1901e2ee8c94SRaghava Aditya Renukunta luns = aac_get_safw_phys_lun_count(dev); 1902e2ee8c94SRaghava Aditya Renukunta 1903e2ee8c94SRaghava Aditya Renukunta if (luns < lun_count) 1904e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1905e2ee8c94SRaghava Aditya Renukunta else if (lun_count < 0) 1906e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1907e2ee8c94SRaghava Aditya Renukunta 1908e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; i++) { 1909e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1910e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1911e2ee8c94SRaghava Aditya Renukunta 1912e2ee8c94SRaghava Aditya Renukunta aac_free_safw_identify_resp(dev, bus, target); 1913e2ee8c94SRaghava Aditya Renukunta } 1914e2ee8c94SRaghava Aditya Renukunta } 1915e2ee8c94SRaghava Aditya Renukunta 191675be67cdSRaghava Aditya Renukunta static int aac_get_safw_attr_all_targets(struct aac_dev *dev) 1917e2ee8c94SRaghava Aditya Renukunta { 1918e2ee8c94SRaghava Aditya Renukunta int i; 1919e2ee8c94SRaghava Aditya Renukunta int rcode = 0; 1920e2ee8c94SRaghava Aditya Renukunta u32 lun_count; 1921e2ee8c94SRaghava Aditya Renukunta u32 bus; 1922e2ee8c94SRaghava Aditya Renukunta u32 target; 1923e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp = NULL; 1924e2ee8c94SRaghava Aditya Renukunta 1925e2ee8c94SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1926e2ee8c94SRaghava Aditya Renukunta 1927e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1928e2ee8c94SRaghava Aditya Renukunta 1929e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1930e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1931e2ee8c94SRaghava Aditya Renukunta 1932e2ee8c94SRaghava Aditya Renukunta rcode = aac_issue_safw_bmic_identify(dev, 1933e2ee8c94SRaghava Aditya Renukunta &identify_resp, bus, target); 1934e2ee8c94SRaghava Aditya Renukunta 19350bcb45fbSRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1936e2ee8c94SRaghava Aditya Renukunta goto free_identify_resp; 1937e2ee8c94SRaghava Aditya Renukunta 1938e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = identify_resp; 1939e2ee8c94SRaghava Aditya Renukunta } 1940e2ee8c94SRaghava Aditya Renukunta 1941e2ee8c94SRaghava Aditya Renukunta out: 1942e2ee8c94SRaghava Aditya Renukunta return rcode; 1943e2ee8c94SRaghava Aditya Renukunta free_identify_resp: 1944e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, i); 1945e2ee8c94SRaghava Aditya Renukunta goto out; 1946e2ee8c94SRaghava Aditya Renukunta } 1947e2ee8c94SRaghava Aditya Renukunta 1948c83b11e3SRaghava Aditya Renukunta /** 1949b5a475e9SRaghava Aditya Renukunta * aac_set_safw_attr_all_targets- update current hba map with data from FW 1950c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1951c83b11e3SRaghava Aditya Renukunta * @phys_luns: FW information from report phys luns 1952b5a475e9SRaghava Aditya Renukunta * @rescan: Indicates scan type 1953c83b11e3SRaghava Aditya Renukunta * 1954c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1955c83b11e3SRaghava Aditya Renukunta */ 195675be67cdSRaghava Aditya Renukunta static void aac_set_safw_attr_all_targets(struct aac_dev *dev) 1957c83b11e3SRaghava Aditya Renukunta { 1958c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1959c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1960c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1961c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 19623edfb8b2SRaghava Aditya Renukunta 19634b000227SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1964c83b11e3SRaghava Aditya Renukunta 1965f2d2cabaSRaghava Aditya Renukunta dev->scan_counter++; 1966f2d2cabaSRaghava Aditya Renukunta 1967c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1968c83b11e3SRaghava Aditya Renukunta 19694b000227SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 19704b000227SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 19714b000227SRaghava Aditya Renukunta expose_flag = aac_get_safw_phys_expose_flag(dev, i); 19724b000227SRaghava Aditya Renukunta attribs = aac_get_safw_phys_attribs(dev, i); 19734b000227SRaghava Aditya Renukunta nexus = aac_get_safw_phys_nexus(dev, i); 1974c83b11e3SRaghava Aditya Renukunta 1975c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1976c83b11e3SRaghava Aditya Renukunta continue; 1977c83b11e3SRaghava Aditya Renukunta 1978c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 197959b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 198059b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_RAID_MEMBER; 198159b433c8SRaghava Aditya Renukunta continue; 1982c83b11e3SRaghava Aditya Renukunta } 1983c83b11e3SRaghava Aditya Renukunta 1984c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 198559b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 198659b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_NATIVE_RAW; 1987c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1988c83b11e3SRaghava Aditya Renukunta nexus; 1989c83b11e3SRaghava Aditya Renukunta } else 199059b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 199159b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_ARC_RAW; 1992c83b11e3SRaghava Aditya Renukunta 1993f2d2cabaSRaghava Aditya Renukunta dev->hba_map[bus][target].scan_counter = dev->scan_counter; 1994f2d2cabaSRaghava Aditya Renukunta 19950bcb45fbSRaghava Aditya Renukunta aac_set_safw_target_qd(dev, bus, target); 1996c83b11e3SRaghava Aditya Renukunta } 1997c83b11e3SRaghava Aditya Renukunta } 1998c83b11e3SRaghava Aditya Renukunta 199975be67cdSRaghava Aditya Renukunta static int aac_setup_safw_targets(struct aac_dev *dev) 2000fc0fdd9aSRaghava Aditya Renukunta { 20013edfb8b2SRaghava Aditya Renukunta int rcode = 0; 20023edfb8b2SRaghava Aditya Renukunta 20031d1fec53SRaghava Aditya Renukunta rcode = aac_get_containers(dev); 20041d1fec53SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20051d1fec53SRaghava Aditya Renukunta goto out; 20061d1fec53SRaghava Aditya Renukunta 200775be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_ciss_luns(dev); 20083edfb8b2SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20093edfb8b2SRaghava Aditya Renukunta goto out; 20103edfb8b2SRaghava Aditya Renukunta 201175be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_attr_all_targets(dev); 2012e2ee8c94SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 2013e2ee8c94SRaghava Aditya Renukunta goto free_ciss_luns; 2014e2ee8c94SRaghava Aditya Renukunta 201575be67cdSRaghava Aditya Renukunta aac_set_safw_attr_all_targets(dev); 20163edfb8b2SRaghava Aditya Renukunta 2017e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, -1); 2018e2ee8c94SRaghava Aditya Renukunta free_ciss_luns: 20193edfb8b2SRaghava Aditya Renukunta aac_free_safw_ciss_luns(dev); 20203edfb8b2SRaghava Aditya Renukunta out: 20213edfb8b2SRaghava Aditya Renukunta return rcode; 2022fc0fdd9aSRaghava Aditya Renukunta } 2023fc0fdd9aSRaghava Aditya Renukunta 202475be67cdSRaghava Aditya Renukunta int aac_setup_safw_adapter(struct aac_dev *dev) 2025fc0fdd9aSRaghava Aditya Renukunta { 202675be67cdSRaghava Aditya Renukunta return aac_setup_safw_targets(dev); 2027fc0fdd9aSRaghava Aditya Renukunta } 2028fc0fdd9aSRaghava Aditya Renukunta 20291da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 20301da177e4SLinus Torvalds { 20311da177e4SLinus Torvalds struct fib* fibptr; 20321da177e4SLinus Torvalds int rcode; 2033c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 20347c00ffa3SMark Haverkamp struct aac_adapter_info *info; 203584971738SMark Haverkamp struct aac_bus_info *command; 203684971738SMark Haverkamp struct aac_bus_info_response *bus_info; 20377c00ffa3SMark Haverkamp 2038bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 20391da177e4SLinus Torvalds return -ENOMEM; 20401da177e4SLinus Torvalds 2041bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20421da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 20437c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 20441da177e4SLinus Torvalds 2045bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 20461da177e4SLinus Torvalds fibptr, 20477c00ffa3SMark Haverkamp sizeof(*info), 20481da177e4SLinus Torvalds FsaNormal, 20499203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 20501da177e4SLinus Torvalds NULL, 20511da177e4SLinus Torvalds NULL); 20521da177e4SLinus Torvalds 20537c00ffa3SMark Haverkamp if (rcode < 0) { 2054cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 2055cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 2056cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2057bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2058bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2059cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 20607c00ffa3SMark Haverkamp return rcode; 20617c00ffa3SMark Haverkamp } 20627c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 20637c00ffa3SMark Haverkamp 20641c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 20657c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 206606a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 20677c00ffa3SMark Haverkamp 2068bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20697c00ffa3SMark Haverkamp 207006a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 20717c00ffa3SMark Haverkamp 207206a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 20737c00ffa3SMark Haverkamp 2074bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 20757c00ffa3SMark Haverkamp fibptr, 207606a43d17SSalyzyn, Mark sizeof(*sinfo), 20777c00ffa3SMark Haverkamp FsaNormal, 20787c00ffa3SMark Haverkamp 1, 1, 20797c00ffa3SMark Haverkamp NULL, 20807c00ffa3SMark Haverkamp NULL); 20817c00ffa3SMark Haverkamp 20827c00ffa3SMark Haverkamp if (rcode >= 0) 208306a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 2084cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 2085cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 2086cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 2087cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 2088cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 2089cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 20907c00ffa3SMark Haverkamp } 20911da177e4SLinus Torvalds 2092c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 2093c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 209471a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 2095c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 209671a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 209771a91ca4SRaghava Aditya Renukunta } 2098c83b11e3SRaghava Aditya Renukunta } 209984971738SMark Haverkamp 210084971738SMark Haverkamp /* 210184971738SMark Haverkamp * GetBusInfo 210284971738SMark Haverkamp */ 210384971738SMark Haverkamp 2104bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 210584971738SMark Haverkamp 210684971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 210784971738SMark Haverkamp 210884971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 210984971738SMark Haverkamp 211084971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 211184971738SMark Haverkamp 211284971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 211384971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 211484971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 211584971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 211684971738SMark Haverkamp 2117bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 211884971738SMark Haverkamp fibptr, 211984971738SMark Haverkamp sizeof (*bus_info), 212084971738SMark Haverkamp FsaNormal, 212184971738SMark Haverkamp 1, 1, 212284971738SMark Haverkamp NULL, NULL); 212384971738SMark Haverkamp 212494cf6ba1SSalyzyn, Mark /* reasoned default */ 212594cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 212684971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 212784971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 212884971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 212984971738SMark Haverkamp } 213084971738SMark Haverkamp 21318c867b25SMark Haverkamp if (!dev->in_reset) { 213224f02e1dSSalyzyn, Mark char buffer[16]; 21331da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 21347c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 21351da177e4SLinus Torvalds dev->name, 21361da177e4SLinus Torvalds dev->id, 21371da177e4SLinus Torvalds tmp>>24, 21381da177e4SLinus Torvalds (tmp>>16)&0xff, 21391da177e4SLinus Torvalds tmp&0xff, 21407c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 21411c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 21421c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 21431da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 21441da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 21451da177e4SLinus Torvalds dev->name, dev->id, 21461da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21471da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 21481da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 21491da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 21501da177e4SLinus Torvalds dev->name, dev->id, 21511da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21521da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 215324f02e1dSSalyzyn, Mark buffer[0] = '\0'; 2154ee959b00STony Jones if (aac_get_serial_number( 215524f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 215624f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 215724f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 21581c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2159a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2160a45c863fSSalyzyn, Mark dev->name, dev->id, 21611c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 21621c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 21631c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2164a45c863fSSalyzyn, Mark } 21652f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 21661c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2167a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 216829c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 216929c97684SSalyzyn, Mark dev->name, dev->id); 217029c97684SSalyzyn, Mark } 21718c867b25SMark Haverkamp } 21721da177e4SLinus Torvalds 217395e852e1SSalyzyn, Mark dev->cache_protected = 0; 21741c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2175cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 21761da177e4SLinus Torvalds dev->nondasd_support = 0; 21771da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 217895e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 21791da177e4SLinus Torvalds dev->nondasd_support = 1; 21801da177e4SLinus Torvalds 21811da177e4SLinus Torvalds /* 21821da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 21831da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 21841da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 21851da177e4SLinus Torvalds * additional changes changes will have to be made to support 21861da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 21871da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 21881da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 21891da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 21901da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 21911da177e4SLinus Torvalds */ 21921da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 21931da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 21941da177e4SLinus Torvalds dev->nondasd_support = 1; 21951da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 21961da177e4SLinus Torvalds } 21971da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 21981da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 21991da177e4SLinus Torvalds dev->name, dev->id); 22001da177e4SLinus Torvalds 220195e852e1SSalyzyn, Mark if (nondasd != -1) 22021da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 22032f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 22041da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 22051da177e4SLinus Torvalds 2206e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2207d8e96507SLeubner, Achim dev->needs_dac = 1; 22081da177e4SLinus Torvalds dev->dac_support = 0; 2209d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2210d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 22112f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22122f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 22132f7ecc55SSalyzyn, Mark dev->name, dev->id); 22141da177e4SLinus Torvalds dev->dac_support = 1; 22151da177e4SLinus Torvalds } 22161da177e4SLinus Torvalds 22171da177e4SLinus Torvalds if(dacmode != -1) { 22181da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 22191da177e4SLinus Torvalds } 2220d8e96507SLeubner, Achim 2221d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2222d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2223d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2224d8e96507SLeubner, Achim dev->nondasd_support = 0; 2225d8e96507SLeubner, Achim dev->jbod = 0; 2226d8e96507SLeubner, Achim expose_physicals = 0; 2227d8e96507SLeubner, Achim } 2228d8e96507SLeubner, Achim 22298105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 22308105d39dSRaghava Aditya Renukunta if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 22312f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22328105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 22338105d39dSRaghava Aditya Renukunta } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 22348105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 22351da177e4SLinus Torvalds dev->dac_support = 0; 22361da177e4SLinus Torvalds } else { 22378105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 22381da177e4SLinus Torvalds rcode = -ENOMEM; 22391da177e4SLinus Torvalds } 22401da177e4SLinus Torvalds } 22417c00ffa3SMark Haverkamp /* 2242e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2243e8f32de5SMark Haverkamp * interface. 22447c00ffa3SMark Haverkamp */ 2245e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 224694cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 224794cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 224894cf6ba1SSalyzyn, Mark : aac_scsi_64) 2249e8f32de5SMark Haverkamp : aac_scsi_32; 2250e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2251e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2252e8f32de5SMark Haverkamp ? aac_bounds_64 2253e8f32de5SMark Haverkamp : aac_bounds_32; 2254e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2255e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2256e8f32de5SMark Haverkamp } else { 2257e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 22587c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 22597c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 226063a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 226163a70eeaSMark Haverkamp sizeof(struct sgentry); 22627c00ffa3SMark Haverkamp if (dev->dac_support) { 2263e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2264e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 22657c00ffa3SMark Haverkamp /* 22667c00ffa3SMark Haverkamp * 38 scatter gather elements 22677c00ffa3SMark Haverkamp */ 22687c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 22697c00ffa3SMark Haverkamp (dev->max_fib_size - 22707c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 22717c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 227263a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 227363a70eeaSMark Haverkamp sizeof(struct sgentry64); 2274e8f32de5SMark Haverkamp } else { 2275e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2276e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 22777c00ffa3SMark Haverkamp } 22787c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 22797c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 22807c00ffa3SMark Haverkamp /* 22817c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 22827c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 22837c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 22847c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 22857c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 22867c00ffa3SMark Haverkamp * element. 22877c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 22887c00ffa3SMark Haverkamp */ 22897c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 22907c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 22917c00ffa3SMark Haverkamp } 22920e68c003SMark Haverkamp } 2293ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2294ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2295ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2296ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2297ab5d129fSRaghava Aditya Renukunta 2298cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2299cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2300bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2301bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2302cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 23031da177e4SLinus Torvalds 23041da177e4SLinus Torvalds return rcode; 23051da177e4SLinus Torvalds } 23061da177e4SLinus Torvalds 23071da177e4SLinus Torvalds 2308e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 23091da177e4SLinus Torvalds { 23101da177e4SLinus Torvalds struct aac_dev *dev; 23111da177e4SLinus Torvalds struct aac_read_reply *readreply; 23121da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 23131da177e4SLinus Torvalds u32 cid; 23141da177e4SLinus Torvalds 23151da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 23161da177e4SLinus Torvalds 231703d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 231803d44337SMark Haverkamp return; 231903d44337SMark Haverkamp 23201a655040SSalyzyn, Mark dev = fibptr->dev; 2321e5718774SMark Haverkamp cid = scmd_id(scsicmd); 23221da177e4SLinus Torvalds 23237a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 23247a8cf29dSMark Haverkamp u64 lba; 23257a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 23267a8cf29dSMark Haverkamp case WRITE_6: 23277a8cf29dSMark Haverkamp case READ_6: 23287a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 23297a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23307a8cf29dSMark Haverkamp break; 23317a8cf29dSMark Haverkamp case WRITE_16: 23327a8cf29dSMark Haverkamp case READ_16: 23337a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23347a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23357a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23367a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23377a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23387a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23397a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23407a8cf29dSMark Haverkamp break; 23417a8cf29dSMark Haverkamp case WRITE_12: 23427a8cf29dSMark Haverkamp case READ_12: 23437a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23447a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23457a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23467a8cf29dSMark Haverkamp break; 23477a8cf29dSMark Haverkamp default: 23487a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23497a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23507a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23517a8cf29dSMark Haverkamp break; 23527a8cf29dSMark Haverkamp } 23537a8cf29dSMark Haverkamp printk(KERN_DEBUG 23547a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 23557a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 23567a8cf29dSMark Haverkamp } 23571da177e4SLinus Torvalds 2358125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 23591da177e4SLinus Torvalds 2360727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2361727eead6SFUJITA Tomonori 23621da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2363655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2364655d722cSMark Salyzyn case ST_OK: 2365655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2366655d722cSMark Salyzyn SAM_STAT_GOOD; 2367655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2368655d722cSMark Salyzyn break; 2369655d722cSMark Salyzyn case ST_NOT_READY: 2370655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2371655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2372655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2373655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2374655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2375655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2376655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2377655d722cSMark Salyzyn break; 2378f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2379f956a669SRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2380f956a669SRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 2381f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2382f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2383f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2384f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2385f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2386f956a669SRaghava Aditya Renukunta break; 2387655d722cSMark Salyzyn default: 23887c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2389e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 23901da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 23917c00ffa3SMark Haverkamp #endif 2392655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2393655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 23948e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 23958e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 23968e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 23971da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 23983ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 23993ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2400655d722cSMark Salyzyn break; 24011da177e4SLinus Torvalds } 2402bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 24031da177e4SLinus Torvalds 24048e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 24051da177e4SLinus Torvalds } 24061da177e4SLinus Torvalds 24079e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 24081da177e4SLinus Torvalds { 24097a8cf29dSMark Haverkamp u64 lba; 24101da177e4SLinus Torvalds u32 count; 24111da177e4SLinus Torvalds int status; 24121da177e4SLinus Torvalds struct aac_dev *dev; 24131da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2414da3cc679SRajashekhara, Mahesh int cid; 24151da177e4SLinus Torvalds 24161da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24171da177e4SLinus Torvalds /* 24181da177e4SLinus Torvalds * Get block address and transfer length 24191da177e4SLinus Torvalds */ 24207a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 24217a8cf29dSMark Haverkamp case READ_6: 24229e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 24231da177e4SLinus Torvalds 24247a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 24257a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 24261da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 24271da177e4SLinus Torvalds 24281da177e4SLinus Torvalds if (count == 0) 24291da177e4SLinus Torvalds count = 256; 24307a8cf29dSMark Haverkamp break; 24317a8cf29dSMark Haverkamp case READ_16: 24329e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 24337a8cf29dSMark Haverkamp 24347a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 24357a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 24367a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 24377a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 24387a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 24397a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24407a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24417a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 24427a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 24437a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 24447a8cf29dSMark Haverkamp break; 24457a8cf29dSMark Haverkamp case READ_12: 24469e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 24477a8cf29dSMark Haverkamp 24487a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24497a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24507a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24517a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 24527a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24537a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24547a8cf29dSMark Haverkamp break; 24557a8cf29dSMark Haverkamp default: 24569e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 24571da177e4SLinus Torvalds 24587a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24597a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24607a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24611da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24627a8cf29dSMark Haverkamp break; 24631da177e4SLinus Torvalds } 2464da3cc679SRajashekhara, Mahesh 2465da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2466da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2467da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2468da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2469da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2470da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2471c86fbe48SBalsundar P ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, 2472da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2473da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2474da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2475da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2476da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2477c86fbe48SBalsundar P return 0; 2478da3cc679SRajashekhara, Mahesh } 2479da3cc679SRajashekhara, Mahesh 24807a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 24817c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2482e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24837a8cf29dSMark Haverkamp return 0; 24841da177e4SLinus Torvalds /* 24851da177e4SLinus Torvalds * Alocate and initialize a Fib 24861da177e4SLinus Torvalds */ 24876bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 24881ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2489e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 24901da177e4SLinus Torvalds 24911da177e4SLinus Torvalds /* 24921da177e4SLinus Torvalds * Check that the command queued to the controller 24931da177e4SLinus Torvalds */ 24941ae948faSBrian King if (status == -EINPROGRESS) 24951da177e4SLinus Torvalds return 0; 24961da177e4SLinus Torvalds 2497bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 24981da177e4SLinus Torvalds /* 24991da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25001da177e4SLinus Torvalds */ 25011da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 25028e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2503bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2504bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25051da177e4SLinus Torvalds return 0; 25061da177e4SLinus Torvalds } 25071da177e4SLinus Torvalds 25089e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 25091da177e4SLinus Torvalds { 25107a8cf29dSMark Haverkamp u64 lba; 25111da177e4SLinus Torvalds u32 count; 25129d399cc7SSalyzyn, Mark int fua; 25131da177e4SLinus Torvalds int status; 25141da177e4SLinus Torvalds struct aac_dev *dev; 25151da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2516da3cc679SRajashekhara, Mahesh int cid; 25171da177e4SLinus Torvalds 25181da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 25191da177e4SLinus Torvalds /* 25201da177e4SLinus Torvalds * Get block address and transfer length 25211da177e4SLinus Torvalds */ 25221da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 25231da177e4SLinus Torvalds { 25241da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 25251da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 25261da177e4SLinus Torvalds if (count == 0) 25271da177e4SLinus Torvalds count = 256; 25289d399cc7SSalyzyn, Mark fua = 0; 25297a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 25309e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 25317a8cf29dSMark Haverkamp 25327a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 25337a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 25347a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 25357a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 25367a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 25377a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 25387a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25397a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 25407a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 25419d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25427a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 25439e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 25447a8cf29dSMark Haverkamp 25457a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 25467a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25477a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 25487a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25499d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25501da177e4SLinus Torvalds } else { 25519e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 25527a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25531da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25549d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25551da177e4SLinus Torvalds } 2556da3cc679SRajashekhara, Mahesh 2557da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2558da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2559da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2560da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2561da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2562da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2563c86fbe48SBalsundar P ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, 2564da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2565da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2566da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2567da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2568da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2569c86fbe48SBalsundar P return 0; 2570da3cc679SRajashekhara, Mahesh } 2571da3cc679SRajashekhara, Mahesh 25727a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 25731da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2574e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 25757a8cf29dSMark Haverkamp return 0; 25761da177e4SLinus Torvalds /* 25771da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 25781da177e4SLinus Torvalds */ 25796bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 25801ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25819d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 25821da177e4SLinus Torvalds 25831da177e4SLinus Torvalds /* 25841da177e4SLinus Torvalds * Check that the command queued to the controller 25851da177e4SLinus Torvalds */ 25861ae948faSBrian King if (status == -EINPROGRESS) 25871da177e4SLinus Torvalds return 0; 25881da177e4SLinus Torvalds 2589bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 25901da177e4SLinus Torvalds /* 25911da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25921da177e4SLinus Torvalds */ 25931da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 25948e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 25951da177e4SLinus Torvalds 2596bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2597bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25981da177e4SLinus Torvalds return 0; 25991da177e4SLinus Torvalds } 26001da177e4SLinus Torvalds 26011da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 26021da177e4SLinus Torvalds { 26031da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 26041da177e4SLinus Torvalds struct scsi_cmnd *cmd; 26051da177e4SLinus Torvalds 26061da177e4SLinus Torvalds cmd = context; 26071da177e4SLinus Torvalds 260803d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 260903d44337SMark Haverkamp return; 261003d44337SMark Haverkamp 26111da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 26121da177e4SLinus Torvalds smp_processor_id(), jiffies)); 26131da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 26141da177e4SLinus Torvalds 26151da177e4SLinus Torvalds 26161da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 26171da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 26181da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 26191da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 26201da177e4SLinus Torvalds else { 26211da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 26221a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2623e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 26241da177e4SLinus Torvalds printk(KERN_WARNING 26251da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 26261da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 26271da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 26281da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 26298e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 26308e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 26318e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 26321da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2633b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2634b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 26351da177e4SLinus Torvalds } 26361da177e4SLinus Torvalds 2637bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2638bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 26398e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 26401da177e4SLinus Torvalds } 26411da177e4SLinus Torvalds 26429e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 26431da177e4SLinus Torvalds { 26441da177e4SLinus Torvalds int status; 26451da177e4SLinus Torvalds struct fib *cmd_fibcontext; 26461da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 26471da177e4SLinus Torvalds struct scsi_cmnd *cmd; 26481da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 26491da177e4SLinus Torvalds int active = 0; 265090ee3466SMark Haverkamp struct aac_dev *aac; 2651b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 2652b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 2653b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 26541da177e4SLinus Torvalds unsigned long flags; 26551da177e4SLinus Torvalds 26561da177e4SLinus Torvalds /* 265777d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 265877d644d4SMark Haverkamp * specific target (block). 26591da177e4SLinus Torvalds */ 26601da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 26611da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 2662b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 2663b90f90d2SSalyzyn, Mark u64 cmnd_lba; 2664b90f90d2SSalyzyn, Mark u32 cmnd_count; 2665b90f90d2SSalyzyn, Mark 2666b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 2667b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 2668b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 2669b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 2670b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 2671b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 2672b90f90d2SSalyzyn, Mark cmnd_count = 256; 2673b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 2674b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 2675b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 2676b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 2677b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 2678b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 2679b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2680b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2681b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2682b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 2683b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 2684b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 2685b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 2686b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 2687b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2688b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2689b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2690b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2691b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 2692b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2693b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2694b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2695b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 2696b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2697b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2698b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2699b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2700b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 2701b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 2702b90f90d2SSalyzyn, Mark } else 2703b90f90d2SSalyzyn, Mark continue; 2704b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 2705b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 2706b90f90d2SSalyzyn, Mark continue; 27071da177e4SLinus Torvalds ++active; 27081da177e4SLinus Torvalds break; 27091da177e4SLinus Torvalds } 27101da177e4SLinus Torvalds 27111da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 27121da177e4SLinus Torvalds 27131da177e4SLinus Torvalds /* 27141da177e4SLinus Torvalds * Yield the processor (requeue for later) 27151da177e4SLinus Torvalds */ 27161da177e4SLinus Torvalds if (active) 27171da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 27181da177e4SLinus Torvalds 2719f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 27208c867b25SMark Haverkamp if (aac->in_reset) 27218c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 27228c867b25SMark Haverkamp 27231da177e4SLinus Torvalds /* 27247c00ffa3SMark Haverkamp * Allocate and initialize a Fib 27251da177e4SLinus Torvalds */ 272690ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 27271da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 27281da177e4SLinus Torvalds 2729bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 27301da177e4SLinus Torvalds 27311da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 27321da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 27331da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 27349e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 27351da177e4SLinus Torvalds synchronizecmd->count = 27361da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 27371ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 27381da177e4SLinus Torvalds 27391da177e4SLinus Torvalds /* 27401da177e4SLinus Torvalds * Now send the Fib to the adapter 27411da177e4SLinus Torvalds */ 2742bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 27431da177e4SLinus Torvalds cmd_fibcontext, 27441da177e4SLinus Torvalds sizeof(struct aac_synchronize), 27451da177e4SLinus Torvalds FsaNormal, 27461da177e4SLinus Torvalds 0, 1, 27471da177e4SLinus Torvalds (fib_callback)synchronize_callback, 27481da177e4SLinus Torvalds (void *)scsicmd); 27491da177e4SLinus Torvalds 27501da177e4SLinus Torvalds /* 27511da177e4SLinus Torvalds * Check that the command queued to the controller 27521da177e4SLinus Torvalds */ 27531ae948faSBrian King if (status == -EINPROGRESS) 27541da177e4SLinus Torvalds return 0; 27551da177e4SLinus Torvalds 27561da177e4SLinus Torvalds printk(KERN_WARNING 2757bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2758bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2759bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 27601da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 27611da177e4SLinus Torvalds } 27621da177e4SLinus Torvalds 2763655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2764655d722cSMark Salyzyn { 2765655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2766655d722cSMark Salyzyn 2767655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2768655d722cSMark Salyzyn return; 2769655d722cSMark Salyzyn 2770655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2771655d722cSMark Salyzyn 2772655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2773655d722cSMark Salyzyn 2774655d722cSMark Salyzyn aac_fib_complete(fibptr); 2775655d722cSMark Salyzyn aac_fib_free(fibptr); 2776655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2777655d722cSMark Salyzyn } 2778655d722cSMark Salyzyn 2779655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2780655d722cSMark Salyzyn { 2781655d722cSMark Salyzyn int status; 2782655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2783655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2784655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2785655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2786655d722cSMark Salyzyn 27871c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2788655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2789655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2790655d722cSMark Salyzyn SAM_STAT_GOOD; 2791655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2792655d722cSMark Salyzyn return 0; 2793655d722cSMark Salyzyn } 2794655d722cSMark Salyzyn 2795655d722cSMark Salyzyn if (aac->in_reset) 2796655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2797655d722cSMark Salyzyn 2798655d722cSMark Salyzyn /* 2799655d722cSMark Salyzyn * Allocate and initialize a Fib 2800655d722cSMark Salyzyn */ 28016bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2802655d722cSMark Salyzyn 2803655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2804655d722cSMark Salyzyn 2805655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2806655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2807655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2808655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2809655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2810655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2811655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2812655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2813655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 28141ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2815655d722cSMark Salyzyn 2816655d722cSMark Salyzyn /* 2817655d722cSMark Salyzyn * Now send the Fib to the adapter 2818655d722cSMark Salyzyn */ 2819655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2820655d722cSMark Salyzyn cmd_fibcontext, 2821655d722cSMark Salyzyn sizeof(struct aac_power_management), 2822655d722cSMark Salyzyn FsaNormal, 2823655d722cSMark Salyzyn 0, 1, 2824655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2825655d722cSMark Salyzyn (void *)scsicmd); 2826655d722cSMark Salyzyn 2827655d722cSMark Salyzyn /* 2828655d722cSMark Salyzyn * Check that the command queued to the controller 2829655d722cSMark Salyzyn */ 28301ae948faSBrian King if (status == -EINPROGRESS) 2831655d722cSMark Salyzyn return 0; 2832655d722cSMark Salyzyn 2833655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2834655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2835655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2836655d722cSMark Salyzyn } 2837655d722cSMark Salyzyn 28381da177e4SLinus Torvalds /** 28391da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 28401da177e4SLinus Torvalds * @scsicmd: SCSI command block 28411da177e4SLinus Torvalds * 28421da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 28431da177e4SLinus Torvalds * aacraid firmware. 28441da177e4SLinus Torvalds */ 28451da177e4SLinus Torvalds 28461da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 28471da177e4SLinus Torvalds { 2848ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 28491da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 28501da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 28511da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 28521da177e4SLinus Torvalds 285390ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 285490ee3466SMark Haverkamp return -1; 28551da177e4SLinus Torvalds /* 28561da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 28571da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 28581da177e4SLinus Torvalds * itself. 28591da177e4SLinus Torvalds */ 28601a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 28611a655040SSalyzyn, Mark if (cid != host->this_id) { 28621a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 28631a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2864e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 28651da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2866c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28671da177e4SLinus Torvalds } 28681da177e4SLinus Torvalds 28691da177e4SLinus Torvalds /* 28701da177e4SLinus Torvalds * If the target container doesn't exist, it may have 28711da177e4SLinus Torvalds * been newly created 28721da177e4SLinus Torvalds */ 2873655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2874655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2875655d722cSMark Salyzyn NOT_READY)) { 28761da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2877eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 28787a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 28797a8cf29dSMark Haverkamp !(dev->raw_io_64) || 28807a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 28817a8cf29dSMark Haverkamp break; 28828d4d5b34SGustavo A. R. Silva /* fall through */ 28831da177e4SLinus Torvalds case INQUIRY: 28841da177e4SLinus Torvalds case READ_CAPACITY: 28851da177e4SLinus Torvalds case TEST_UNIT_READY: 28868c867b25SMark Haverkamp if (dev->in_reset) 28878c867b25SMark Haverkamp return -1; 2888fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2889fe76df42SMark Haverkamp aac_probe_container_callback2); 28901da177e4SLinus Torvalds default: 28911da177e4SLinus Torvalds break; 28921da177e4SLinus Torvalds } 28931da177e4SLinus Torvalds } 28941da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2895ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2896ab5d129fSRaghava Aditya Renukunta 2897ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2898ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2899ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2900ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2901ab5d129fSRaghava Aditya Renukunta return -1; 2902ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2903ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2904cb1042f2SSalyzyn, Mark dev->jbod) { 29058c867b25SMark Haverkamp if (dev->in_reset) 29068c867b25SMark Haverkamp return -1; 29071da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 29081da177e4SLinus Torvalds } else { 29091da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2910c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 29111da177e4SLinus Torvalds } 29121da177e4SLinus Torvalds } 29131da177e4SLinus Torvalds } 29141da177e4SLinus Torvalds /* 29151da177e4SLinus Torvalds * else Command for the controller itself 29161da177e4SLinus Torvalds */ 29171da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 29181da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 29191da177e4SLinus Torvalds { 29201da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 29211da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 29228e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 29238e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 29248e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 29251da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 29263ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 29273ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2928c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 29291da177e4SLinus Torvalds } 29301da177e4SLinus Torvalds 29311da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2932c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2933c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2934c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2935c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2936c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2937c4e2fbcaSRaghava Aditya Renukunta return -1; 2938c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2939c4e2fbcaSRaghava Aditya Renukunta 2940c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2941c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2942c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2943c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2944c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2945c4e2fbcaSRaghava Aditya Renukunta return -1; 2946c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2947c4e2fbcaSRaghava Aditya Renukunta 2948c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2949c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 29502d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 29512d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 2952c4e2fbcaSRaghava Aditya Renukunta break; 2953c4e2fbcaSRaghava Aditya Renukunta } 2954c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2955c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2956c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 29578d4d5b34SGustavo A. R. Silva /* fall through */ 29581da177e4SLinus Torvalds case INQUIRY: 29591da177e4SLinus Torvalds { 29603b2946ccSMark Haverkamp struct inquiry_data inq_data; 29611da177e4SLinus Torvalds 29621a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 29633b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 29641da177e4SLinus Torvalds 2965d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 296688e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 296788e2f98eSSalyzyn, Mark 296888e2f98eSSalyzyn, Mark /* EVPD bit set */ 296988e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 297088e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 297188e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 297288e2f98eSSalyzyn, Mark /* supported vital product data pages */ 29735d910649SMahesh Rajashekhara arr[3] = 3; 297488e2f98eSSalyzyn, Mark arr[4] = 0x0; 297588e2f98eSSalyzyn, Mark arr[5] = 0x80; 29765d910649SMahesh Rajashekhara arr[6] = 0x83; 297788e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2978d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 297988e2f98eSSalyzyn, Mark sizeof(inq_data)); 29802d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | 29812d362b8aSJohannes Thumshirn COMMAND_COMPLETE << 8 | 29822d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 298388e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 298488e2f98eSSalyzyn, Mark /* unit serial number page */ 298588e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 298688e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 298788e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2988d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 298988e2f98eSSalyzyn, Mark sizeof(inq_data)); 2990d8e96507SLeubner, Achim if (aac_wwn != 2) 2991d8e96507SLeubner, Achim return aac_get_container_serial( 2992d8e96507SLeubner, Achim scsicmd); 29932d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | 29942d362b8aSJohannes Thumshirn COMMAND_COMPLETE << 8 | 29952d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 29965d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 29975d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 29985d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 29995d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 30005d910649SMahesh Rajashekhara scmd_id(scsicmd)); 30015d910649SMahesh Rajashekhara if (aac_wwn != 2) 30025d910649SMahesh Rajashekhara return aac_get_container_serial( 30035d910649SMahesh Rajashekhara scsicmd); 30042d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | 30052d362b8aSJohannes Thumshirn COMMAND_COMPLETE << 8 | 30062d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 300788e2f98eSSalyzyn, Mark } else { 300888e2f98eSSalyzyn, Mark /* vpd page not implemented */ 300988e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 301088e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 301188e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 30128e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 30138e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 30148e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 301588e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 301688e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 30173ace426fSSalyzyn, Mark min_t(size_t, 30183ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 30193ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 302088e2f98eSSalyzyn, Mark } 3021c4e2fbcaSRaghava Aditya Renukunta break; 302288e2f98eSSalyzyn, Mark } 30233b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 30243b2946ccSMark 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 */ 30253b2946ccSMark Haverkamp inq_data.inqd_len = 31; 30261da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 30273b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 30281da177e4SLinus Torvalds /* 30291da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 30301da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 30311da177e4SLinus Torvalds */ 30321a655040SSalyzyn, Mark if (cid == host->this_id) { 30336391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 30343b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 3035d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 3036d4345028SFUJITA Tomonori sizeof(inq_data)); 30372d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 30382d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3039c4e2fbcaSRaghava Aditya Renukunta break; 30401da177e4SLinus Torvalds } 30418c867b25SMark Haverkamp if (dev->in_reset) 30428c867b25SMark Haverkamp return -1; 3043794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 30443b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 3045d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 30469e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 30471da177e4SLinus Torvalds } 3048eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 30497a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 30507a8cf29dSMark Haverkamp !(dev->raw_io_64) || 30517a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 30527a8cf29dSMark Haverkamp break; 30537a8cf29dSMark Haverkamp { 30547a8cf29dSMark Haverkamp u64 capacity; 305507ce5ebaSMark Haverkamp char cp[13]; 3056b271f1c8SFUJITA Tomonori unsigned int alloc_len; 30577a8cf29dSMark Haverkamp 30587a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 30597a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 30607a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 30617a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 30627a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 30637a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 30647a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 30657a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 30667a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 30677a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 3068b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3069b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3070b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3071b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 307207ce5ebaSMark Haverkamp cp[12] = 0; 307307ce5ebaSMark Haverkamp 3074b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 3075b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 3076b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 3077b271f1c8SFUJITA Tomonori 3078b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 3079d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 3080b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 3081b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 3082b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 30837a8cf29dSMark Haverkamp 30847a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 30857a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 30867a8cf29dSMark Haverkamp 30872d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 30882d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3089c4e2fbcaSRaghava Aditya Renukunta break; 30907a8cf29dSMark Haverkamp } 30917a8cf29dSMark Haverkamp 30921da177e4SLinus Torvalds case READ_CAPACITY: 30931da177e4SLinus Torvalds { 30941da177e4SLinus Torvalds u32 capacity; 30953b2946ccSMark Haverkamp char cp[8]; 30961da177e4SLinus Torvalds 30971da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 30987a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 30991da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 31001da177e4SLinus Torvalds else 31011da177e4SLinus Torvalds capacity = (u32)-1; 31023b2946ccSMark Haverkamp 31031da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 31041da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 31051da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 31061da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 3107b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3108b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3109b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3110b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 3111d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 31127a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 31137a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 31142d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 31152d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3116c4e2fbcaSRaghava Aditya Renukunta break; 31171da177e4SLinus Torvalds } 31181da177e4SLinus Torvalds 31191da177e4SLinus Torvalds case MODE_SENSE: 31201da177e4SLinus Torvalds { 31219d399cc7SSalyzyn, Mark int mode_buf_length = 4; 3122b836439fSMahesh Rajashekhara u32 capacity; 3123b836439fSMahesh Rajashekhara aac_modep_data mpd; 3124b836439fSMahesh Rajashekhara 3125b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3126b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3127b836439fSMahesh Rajashekhara else 3128b836439fSMahesh Rajashekhara capacity = (u32)-1; 31291da177e4SLinus Torvalds 31301da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 3131b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 3132b836439fSMahesh Rajashekhara 3133b836439fSMahesh Rajashekhara /* Mode data length */ 3134b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 3135b836439fSMahesh Rajashekhara /* Medium type - default */ 3136b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 3137b836439fSMahesh Rajashekhara /* Device-specific param, 31389d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 31399d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3140b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 3141b836439fSMahesh Rajashekhara 314295e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3143b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 3144b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 3145b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 3146b836439fSMahesh Rajashekhara else { 3147b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 3148b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 3149b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 3150b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3151b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3152b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3153b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3154b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 31555d910649SMahesh Rajashekhara 31565d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 31575d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 31585d910649SMahesh Rajashekhara /* page length */ 31595d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 31605d910649SMahesh Rajashekhara /* Mode data length */ 31615d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 31625d910649SMahesh Rajashekhara } else { 31635d910649SMahesh Rajashekhara /* Mode data length */ 31645d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 31655d910649SMahesh Rajashekhara } 31665d910649SMahesh Rajashekhara 3167b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3168b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3169b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3170b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3171b836439fSMahesh Rajashekhara } else { 3172b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3173b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3174b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3175b836439fSMahesh Rajashekhara } 3176b836439fSMahesh Rajashekhara } 31779d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31789d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3179b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3180b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3181b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3182b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 318395e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3184b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 31855d910649SMahesh Rajashekhara } 31865d910649SMahesh Rajashekhara 31879d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 31889d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 31895d910649SMahesh Rajashekhara else 31905d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3191b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3192b836439fSMahesh Rajashekhara (char *)&mpd, 3193b836439fSMahesh Rajashekhara mode_buf_length); 31942d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 31952d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3196c4e2fbcaSRaghava Aditya Renukunta break; 31971da177e4SLinus Torvalds } 31981da177e4SLinus Torvalds case MODE_SENSE_10: 31991da177e4SLinus Torvalds { 3200b836439fSMahesh Rajashekhara u32 capacity; 32019d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3202b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3203b836439fSMahesh Rajashekhara 3204b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3205b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3206b836439fSMahesh Rajashekhara else 3207b836439fSMahesh Rajashekhara capacity = (u32)-1; 32081da177e4SLinus Torvalds 32091da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3210b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3211b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3212b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3213b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3214b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3215b836439fSMahesh Rajashekhara /* Medium type - default */ 3216b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3217b836439fSMahesh Rajashekhara /* Device-specific param, 32189d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 32199d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3220b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3221b836439fSMahesh Rajashekhara 322295e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3223b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3224b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3225b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3226b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3227b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3228b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3229b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3230b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3231b836439fSMahesh Rajashekhara } else { 3232b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3233b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3234b836439fSMahesh Rajashekhara 3235b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3236b836439fSMahesh Rajashekhara 3237b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3238b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3239b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3240b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3241b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3242b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3243b836439fSMahesh Rajashekhara 3244b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3245b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3246b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3247b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3248b836439fSMahesh Rajashekhara } else { 3249b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3250b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3251b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3252b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3253b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3254b836439fSMahesh Rajashekhara capacity & 0xff; 3255b836439fSMahesh Rajashekhara } 3256b836439fSMahesh Rajashekhara } 32579d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 32589d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3259b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3260b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3261b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3262b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 326395e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3264b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 32659d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 32669d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 32679d399cc7SSalyzyn, Mark } 3268b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3269b836439fSMahesh Rajashekhara (char *)&mpd10, 3270b836439fSMahesh Rajashekhara mode_buf_length); 32711da177e4SLinus Torvalds 32722d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 32732d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3274c4e2fbcaSRaghava Aditya Renukunta break; 32751da177e4SLinus Torvalds } 32761da177e4SLinus Torvalds case REQUEST_SENSE: 32771da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3278c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3279c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3280c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3281c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 32822d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 32832d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3284c4e2fbcaSRaghava Aditya Renukunta break; 32851da177e4SLinus Torvalds 32861da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 32871da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 32881da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 32891da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 32901da177e4SLinus Torvalds else 32911da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 32921da177e4SLinus Torvalds 32932d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 32942d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3295c4e2fbcaSRaghava Aditya Renukunta break; 32961da177e4SLinus Torvalds /* 32971da177e4SLinus Torvalds * These commands are all No-Ops 32981da177e4SLinus Torvalds */ 32991da177e4SLinus Torvalds case TEST_UNIT_READY: 3300655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3301655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3302655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 3303655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3304655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3305655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3306655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3307655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3308655d722cSMark Salyzyn min_t(size_t, 3309655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3310655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3311c4e2fbcaSRaghava Aditya Renukunta break; 3312655d722cSMark Salyzyn } 33138d4d5b34SGustavo A. R. Silva /* fall through */ 33141da177e4SLinus Torvalds case RESERVE: 33151da177e4SLinus Torvalds case RELEASE: 33161da177e4SLinus Torvalds case REZERO_UNIT: 33171da177e4SLinus Torvalds case REASSIGN_BLOCKS: 33181da177e4SLinus Torvalds case SEEK_10: 33192d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 33202d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3321c4e2fbcaSRaghava Aditya Renukunta break; 3322655d722cSMark Salyzyn 3323655d722cSMark Salyzyn case START_STOP: 3324655d722cSMark Salyzyn return aac_start_stop(scsicmd); 33251da177e4SLinus Torvalds 332695e852e1SSalyzyn, Mark /* FALLTHRU */ 33271da177e4SLinus Torvalds default: 33281da177e4SLinus Torvalds /* 33291da177e4SLinus Torvalds * Unhandled commands 33301da177e4SLinus Torvalds */ 3331c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3332c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3333c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3334c4e2fbcaSRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 33358e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 33361da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 33378e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 33381da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 33393ace426fSSalyzyn, Mark min_t(size_t, 33403ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 33413ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3342c4e2fbcaSRaghava Aditya Renukunta } 3343c4e2fbcaSRaghava Aditya Renukunta 3344c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3345c4e2fbcaSRaghava Aditya Renukunta 33461da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 33471da177e4SLinus Torvalds return 0; 33481da177e4SLinus Torvalds } 33491da177e4SLinus Torvalds 33501da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 33511da177e4SLinus Torvalds { 33521da177e4SLinus Torvalds struct aac_query_disk qd; 33531da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33541da177e4SLinus Torvalds 33551da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 335690ee3466SMark Haverkamp if (!fsa_dev_ptr) 335765101355SMark Haverkamp return -EBUSY; 33581da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 33591da177e4SLinus Torvalds return -EFAULT; 3360e6fd916aSDan Carpenter if (qd.cnum == -1) { 3361e6fd916aSDan Carpenter if (qd.id < 0 || qd.id >= dev->maximum_num_containers) 3362e6fd916aSDan Carpenter return -EINVAL; 3363e5718774SMark Haverkamp qd.cnum = qd.id; 3364e6fd916aSDan Carpenter } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { 33651da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 33661da177e4SLinus Torvalds return -EINVAL; 33671da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 33681da177e4SLinus Torvalds qd.bus = 0; 33691da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 33701da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 33711da177e4SLinus Torvalds } 33721da177e4SLinus Torvalds else return -EINVAL; 33731da177e4SLinus Torvalds 3374fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 33751da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 33761da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 33771da177e4SLinus Torvalds 33781da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 33791da177e4SLinus Torvalds qd.unmapped = 1; 33801da177e4SLinus Torvalds else 33811da177e4SLinus Torvalds qd.unmapped = 0; 33821da177e4SLinus Torvalds 33831da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 33841da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 33851da177e4SLinus Torvalds 33861da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 33871da177e4SLinus Torvalds return -EFAULT; 33881da177e4SLinus Torvalds return 0; 33891da177e4SLinus Torvalds } 33901da177e4SLinus Torvalds 33911da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 33921da177e4SLinus Torvalds { 33931da177e4SLinus Torvalds struct aac_delete_disk dd; 33941da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33951da177e4SLinus Torvalds 33961da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 339765101355SMark Haverkamp if (!fsa_dev_ptr) 339865101355SMark Haverkamp return -EBUSY; 33991da177e4SLinus Torvalds 34001da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 34011da177e4SLinus Torvalds return -EFAULT; 34021da177e4SLinus Torvalds 34031da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 34041da177e4SLinus Torvalds return -EINVAL; 34051da177e4SLinus Torvalds /* 34061da177e4SLinus Torvalds * Mark this container as being deleted. 34071da177e4SLinus Torvalds */ 34081da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 34091da177e4SLinus Torvalds /* 34101da177e4SLinus Torvalds * Mark the container as no longer valid 34111da177e4SLinus Torvalds */ 34121da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 34131da177e4SLinus Torvalds return 0; 34141da177e4SLinus Torvalds } 34151da177e4SLinus Torvalds 34161da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 34171da177e4SLinus Torvalds { 34181da177e4SLinus Torvalds struct aac_delete_disk dd; 34191da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 34201da177e4SLinus Torvalds 34211da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 342290ee3466SMark Haverkamp if (!fsa_dev_ptr) 342365101355SMark Haverkamp return -EBUSY; 34241da177e4SLinus Torvalds 34251da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 34261da177e4SLinus Torvalds return -EFAULT; 34271da177e4SLinus Torvalds 34281da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 34291da177e4SLinus Torvalds return -EINVAL; 34301da177e4SLinus Torvalds /* 34311da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 34321da177e4SLinus Torvalds */ 34331da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 34341da177e4SLinus Torvalds return -EBUSY; 34351da177e4SLinus Torvalds else { 34361da177e4SLinus Torvalds /* 34371da177e4SLinus Torvalds * Mark the container as no longer being valid. 34381da177e4SLinus Torvalds */ 34391da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 34401da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 34411da177e4SLinus Torvalds return 0; 34421da177e4SLinus Torvalds } 34431da177e4SLinus Torvalds } 34441da177e4SLinus Torvalds 34456f4e626fSNathan Chancellor int aac_dev_ioctl(struct aac_dev *dev, unsigned int cmd, void __user *arg) 34461da177e4SLinus Torvalds { 34471da177e4SLinus Torvalds switch (cmd) { 34481da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 34491da177e4SLinus Torvalds return query_disk(dev, arg); 34501da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 34511da177e4SLinus Torvalds return delete_disk(dev, arg); 34521da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 34531da177e4SLinus Torvalds return force_delete_disk(dev, arg); 34541da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 34551da177e4SLinus Torvalds return aac_get_containers(dev); 34561da177e4SLinus Torvalds default: 34571da177e4SLinus Torvalds return -ENOTTY; 34581da177e4SLinus Torvalds } 34591da177e4SLinus Torvalds } 34601da177e4SLinus Torvalds 34611da177e4SLinus Torvalds /** 34621da177e4SLinus Torvalds * 34631da177e4SLinus Torvalds * aac_srb_callback 34641da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 34651da177e4SLinus Torvalds * @fibptr: pointer to the fib 34661da177e4SLinus Torvalds * 34671da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 34681da177e4SLinus Torvalds * 34691da177e4SLinus Torvalds */ 34701da177e4SLinus Torvalds 34711da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 34721da177e4SLinus Torvalds { 34731da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 34741da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 34751da177e4SLinus Torvalds 34761da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 347703d44337SMark Haverkamp 347803d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 347903d44337SMark Haverkamp return; 348003d44337SMark Haverkamp 3481125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 34824ec57fb4SRaghava Aditya Renukunta 348355b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 34844ec57fb4SRaghava Aditya Renukunta 34851da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 348685d22bbfSMahesh Rajashekhara 348785d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 348885d22bbfSMahesh Rajashekhara /* fast response */ 348985d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 349085d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 349185d22bbfSMahesh Rajashekhara } else { 34921da177e4SLinus Torvalds /* 34931da177e4SLinus Torvalds * Calculate resid for sg 34941da177e4SLinus Torvalds */ 3495727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3496727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 34974ec57fb4SRaghava Aditya Renukunta } 34984ec57fb4SRaghava Aditya Renukunta 34994ec57fb4SRaghava Aditya Renukunta 35004ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 35014ec57fb4SRaghava Aditya Renukunta 35024ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 35034ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 35044ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 35054ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 35064ec57fb4SRaghava Aditya Renukunta 35071da177e4SLinus Torvalds /* 35081da177e4SLinus Torvalds * First check the fib status 35091da177e4SLinus Torvalds */ 35101da177e4SLinus Torvalds 35111da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 35121da177e4SLinus Torvalds int len; 351355b87608SMahesh Rajashekhara 35144ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 35154ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 35163ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35173ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 351855b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 351955b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 352055b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 352155b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 352255b87608SMahesh Rajashekhara srbreply->sense_data, len); 35231da177e4SLinus Torvalds } 35241da177e4SLinus Torvalds 35251da177e4SLinus Torvalds /* 35261da177e4SLinus Torvalds * Next check the srb status 35271da177e4SLinus Torvalds */ 35281da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 35291da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 35301da177e4SLinus Torvalds case SRB_STATUS_PENDING: 35311da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 35321da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 35331da177e4SLinus Torvalds break; 35341da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 35351da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 35361da177e4SLinus Torvalds case READ_6: 35371da177e4SLinus Torvalds case WRITE_6: 35381da177e4SLinus Torvalds case READ_10: 35391da177e4SLinus Torvalds case WRITE_10: 35401da177e4SLinus Torvalds case READ_12: 35411da177e4SLinus Torvalds case WRITE_12: 35427a8cf29dSMark Haverkamp case READ_16: 35437a8cf29dSMark Haverkamp case WRITE_16: 354455b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 354555b87608SMahesh Rajashekhara < scsicmd->underflow) 35464ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 354755b87608SMahesh Rajashekhara else 35484ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 354955b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 355055b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35511da177e4SLinus Torvalds break; 35524ec57fb4SRaghava Aditya Renukunta case INQUIRY: 355355b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 355455b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35551da177e4SLinus Torvalds break; 35561da177e4SLinus Torvalds default: 35571da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 35581da177e4SLinus Torvalds break; 35591da177e4SLinus Torvalds } 35601da177e4SLinus Torvalds break; 35611da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 35621da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 35631da177e4SLinus Torvalds break; 35641da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 356555b87608SMahesh Rajashekhara /* 356655b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 356755b87608SMahesh Rajashekhara * hba was trying to abort for some reason 356855b87608SMahesh Rajashekhara */ 35691da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 35701da177e4SLinus Torvalds break; 35711da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 357255b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 357355b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 35741da177e4SLinus Torvalds break; 35751da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 35761da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 35771da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 35781da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 35791da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 358055b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 358155b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35821da177e4SLinus Torvalds break; 35831da177e4SLinus Torvalds 35841da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 35851da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 358655b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 358755b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35881da177e4SLinus Torvalds break; 35891da177e4SLinus Torvalds 35901da177e4SLinus Torvalds case SRB_STATUS_BUSY: 359155b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 359255b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35931da177e4SLinus Torvalds break; 35941da177e4SLinus Torvalds 35951da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 359655b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 359755b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35981da177e4SLinus Torvalds break; 35991da177e4SLinus Torvalds 36001da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 360155b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 360255b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 36031da177e4SLinus Torvalds break; 36041da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 36051da177e4SLinus Torvalds case SRB_STATUS_ERROR: 36061da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 36071da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 36081da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 36091da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 36101da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 36111da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 36121da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 36131da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 36141da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 36151da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 36161da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 36171da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 36181da177e4SLinus Torvalds default: 36191da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 36204ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 36211da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 36221da177e4SLinus Torvalds aac_get_status_string( 36231da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 36241da177e4SLinus Torvalds scsicmd->cmnd[0], 36251da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 36261da177e4SLinus Torvalds #endif 36274ec57fb4SRaghava Aditya Renukunta /* 36284ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 36294ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 36304ec57fb4SRaghava Aditya Renukunta * 36314ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 36324ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 36334ec57fb4SRaghava Aditya Renukunta */ 36341fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 36351fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 36364ec57fb4SRaghava Aditya Renukunta 36371fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 36381fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 36391fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36401da177e4SLinus Torvalds break; 36411fc8010aSRajashekhara, Mahesh } else { 36421fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 36431fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36441fc8010aSRajashekhara, Mahesh break; 36451fc8010aSRajashekhara, Mahesh } 36461fc8010aSRajashekhara, Mahesh } else { 36471fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 36481fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36491fc8010aSRajashekhara, Mahesh break; 36501fc8010aSRajashekhara, Mahesh } 36511da177e4SLinus Torvalds } 365255b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 365355b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 36541da177e4SLinus Torvalds int len; 365555b87608SMahesh Rajashekhara 36561da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 36573ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 36583ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 36591da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 36604ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 36617a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 36621da177e4SLinus Torvalds #endif 366355b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 366455b87608SMahesh Rajashekhara srbreply->sense_data, len); 366555b87608SMahesh Rajashekhara } 36664ec57fb4SRaghava Aditya Renukunta 36671da177e4SLinus Torvalds /* 36681da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 36691da177e4SLinus Torvalds */ 36701da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 36711da177e4SLinus Torvalds 3672bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 36738e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 36741da177e4SLinus Torvalds } 36751da177e4SLinus Torvalds 3676ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3677ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3678ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3679ab5d129fSRaghava Aditya Renukunta 3680ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3681ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3682ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3683ab5d129fSRaghava Aditya Renukunta 3684ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3685ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3686ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3687ab5d129fSRaghava Aditya Renukunta break; 3688ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3689ab5d129fSRaghava Aditya Renukunta { 3690ab5d129fSRaghava Aditya Renukunta int len; 3691ab5d129fSRaghava Aditya Renukunta 3692ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3693ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3694ab5d129fSRaghava Aditya Renukunta if (len) 3695ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3696ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3697ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3698ab5d129fSRaghava Aditya Renukunta break; 3699ab5d129fSRaghava Aditya Renukunta } 3700ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3701ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 3702ab5d129fSRaghava Aditya Renukunta break; 3703ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3704ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ABORT << 16 | ABORT << 8; 3705ab5d129fSRaghava Aditya Renukunta break; 3706ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3707ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3708ab5d129fSRaghava Aditya Renukunta default: 3709ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3710ab5d129fSRaghava Aditya Renukunta break; 3711ab5d129fSRaghava Aditya Renukunta } 3712ab5d129fSRaghava Aditya Renukunta } 3713ab5d129fSRaghava Aditya Renukunta 3714ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3715ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3716ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3717ab5d129fSRaghava Aditya Renukunta { 3718ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3719ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3720ab5d129fSRaghava Aditya Renukunta { 3721ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3722ab5d129fSRaghava Aditya Renukunta 3723ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3724ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3725ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3726ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3727ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3728ab5d129fSRaghava Aditya Renukunta } 3729ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3730ab5d129fSRaghava Aditya Renukunta break; 3731ab5d129fSRaghava Aditya Renukunta } 3732ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3733ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3734ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | 3735ab5d129fSRaghava Aditya Renukunta COMMAND_COMPLETE << 8 | SAM_STAT_BUSY; 3736ab5d129fSRaghava Aditya Renukunta break; 3737ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3738ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ABORT << 16 | ABORT << 8; 3739ab5d129fSRaghava Aditya Renukunta break; 3740ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3741ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3742ab5d129fSRaghava Aditya Renukunta break; 3743ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3744ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3745ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3746ab5d129fSRaghava Aditya Renukunta break; 3747ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3748ab5d129fSRaghava Aditya Renukunta default: 3749ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3750ab5d129fSRaghava Aditya Renukunta break; 3751ab5d129fSRaghava Aditya Renukunta } 3752ab5d129fSRaghava Aditya Renukunta } 3753ab5d129fSRaghava Aditya Renukunta 37541da177e4SLinus Torvalds /** 37551da177e4SLinus Torvalds * 3756ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3757ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3758ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3759ab5d129fSRaghava Aditya Renukunta * 3760ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3761ab5d129fSRaghava Aditya Renukunta * 3762ab5d129fSRaghava Aditya Renukunta */ 3763ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3764ab5d129fSRaghava Aditya Renukunta { 3765ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3766ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3767ab5d129fSRaghava Aditya Renukunta 3768ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3769ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3770ab5d129fSRaghava Aditya Renukunta 3771ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3772ab5d129fSRaghava Aditya Renukunta 3773ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3774ab5d129fSRaghava Aditya Renukunta return; 3775ab5d129fSRaghava Aditya Renukunta 3776ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3777ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3778ab5d129fSRaghava Aditya Renukunta 3779ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3780ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3781ab5d129fSRaghava Aditya Renukunta 3782ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3783ab5d129fSRaghava Aditya Renukunta /* fast response */ 3784ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3785ab5d129fSRaghava Aditya Renukunta goto out; 3786ab5d129fSRaghava Aditya Renukunta } 3787ab5d129fSRaghava Aditya Renukunta 3788ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3789ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3790ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3791ab5d129fSRaghava Aditya Renukunta break; 3792ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3793ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3794ab5d129fSRaghava Aditya Renukunta break; 3795ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3796ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 3797ab5d129fSRaghava Aditya Renukunta break; 3798ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3799ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3800ab5d129fSRaghava Aditya Renukunta break; 3801ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3802ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3803ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3804ab5d129fSRaghava Aditya Renukunta break; 3805ab5d129fSRaghava Aditya Renukunta default: 3806ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3807ab5d129fSRaghava Aditya Renukunta break; 3808ab5d129fSRaghava Aditya Renukunta } 3809ab5d129fSRaghava Aditya Renukunta 3810ab5d129fSRaghava Aditya Renukunta out: 3811ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3812ab5d129fSRaghava Aditya Renukunta 3813ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3814ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3815ab5d129fSRaghava Aditya Renukunta else 3816ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3817ab5d129fSRaghava Aditya Renukunta } 3818ab5d129fSRaghava Aditya Renukunta 3819ab5d129fSRaghava Aditya Renukunta /** 3820ab5d129fSRaghava Aditya Renukunta * 3821ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 38221da177e4SLinus Torvalds * @scsicmd: the scsi command block 38231da177e4SLinus Torvalds * 38241da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 38251da177e4SLinus Torvalds * scsicmd passed in. 38261da177e4SLinus Torvalds */ 38271da177e4SLinus Torvalds 38281da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 38291da177e4SLinus Torvalds { 38301da177e4SLinus Torvalds struct fib* cmd_fibcontext; 38311da177e4SLinus Torvalds struct aac_dev* dev; 38321da177e4SLinus Torvalds int status; 38331da177e4SLinus Torvalds 383484971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3835e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 383684971738SMark Haverkamp scsicmd->device->lun > 7) { 38371da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 38381da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 38391da177e4SLinus Torvalds return 0; 38401da177e4SLinus Torvalds } 38411da177e4SLinus Torvalds 38421da177e4SLinus Torvalds /* 38431da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 38441da177e4SLinus Torvalds */ 38456bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 38461ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3847e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 38481da177e4SLinus Torvalds 38491da177e4SLinus Torvalds /* 38501da177e4SLinus Torvalds * Check that the command queued to the controller 38511da177e4SLinus Torvalds */ 38521ae948faSBrian King if (status == -EINPROGRESS) 38531da177e4SLinus Torvalds return 0; 38541da177e4SLinus Torvalds 3855bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3856bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3857bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 38581da177e4SLinus Torvalds 38591da177e4SLinus Torvalds return -1; 38601da177e4SLinus Torvalds } 38611da177e4SLinus Torvalds 3862ab5d129fSRaghava Aditya Renukunta /** 3863ab5d129fSRaghava Aditya Renukunta * 3864ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3865ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3866ab5d129fSRaghava Aditya Renukunta * 3867ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3868ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3869ab5d129fSRaghava Aditya Renukunta */ 3870ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3871ab5d129fSRaghava Aditya Renukunta { 3872ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3873ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3874ab5d129fSRaghava Aditya Renukunta int status; 3875ab5d129fSRaghava Aditya Renukunta 3876ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3877ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3878ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3879ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3880ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3881ab5d129fSRaghava Aditya Renukunta return 0; 3882ab5d129fSRaghava Aditya Renukunta } 3883ab5d129fSRaghava Aditya Renukunta 3884ab5d129fSRaghava Aditya Renukunta /* 3885ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3886ab5d129fSRaghava Aditya Renukunta */ 3887ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3888ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3889ab5d129fSRaghava Aditya Renukunta return -1; 3890ab5d129fSRaghava Aditya Renukunta 38911ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3892ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3893ab5d129fSRaghava Aditya Renukunta 3894ab5d129fSRaghava Aditya Renukunta /* 3895ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3896ab5d129fSRaghava Aditya Renukunta */ 38971ae948faSBrian King if (status == -EINPROGRESS) 3898ab5d129fSRaghava Aditya Renukunta return 0; 3899ab5d129fSRaghava Aditya Renukunta 3900ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3901ab5d129fSRaghava Aditya Renukunta status); 3902ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3903ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3904ab5d129fSRaghava Aditya Renukunta 3905ab5d129fSRaghava Aditya Renukunta return -1; 3906ab5d129fSRaghava Aditya Renukunta } 3907ab5d129fSRaghava Aditya Renukunta 3908ab5d129fSRaghava Aditya Renukunta 39090b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 39101da177e4SLinus Torvalds { 39111da177e4SLinus Torvalds unsigned long byte_count = 0; 3912727eead6SFUJITA Tomonori int nseg; 3913a2260323SNikola Pajkovsky struct scatterlist *sg; 3914a2260323SNikola Pajkovsky int i; 39151da177e4SLinus Torvalds 39161da177e4SLinus Torvalds // Get rid of old data 39171da177e4SLinus Torvalds psg->count = 0; 39181da177e4SLinus Torvalds psg->sg[0].addr = 0; 39191da177e4SLinus Torvalds psg->sg[0].count = 0; 3920727eead6SFUJITA Tomonori 3921727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3922a2260323SNikola Pajkovsky if (nseg <= 0) 39230b433447SMahesh Rajashekhara return nseg; 39241da177e4SLinus Torvalds 3925727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39261da177e4SLinus Torvalds 3927727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 39281da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 39291da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 39301da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 39311da177e4SLinus Torvalds } 39321da177e4SLinus Torvalds /* hba wants the size to be exact */ 3933727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 393456b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3935727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 393656b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3937727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39381da177e4SLinus Torvalds } 39391da177e4SLinus Torvalds /* Check for command underflow */ 39401da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39411da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39421da177e4SLinus Torvalds byte_count, scsicmd->underflow); 39431da177e4SLinus Torvalds } 3944a2260323SNikola Pajkovsky 39451da177e4SLinus Torvalds return byte_count; 39461da177e4SLinus Torvalds } 39471da177e4SLinus Torvalds 39481da177e4SLinus Torvalds 39490b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 39501da177e4SLinus Torvalds { 39511da177e4SLinus Torvalds unsigned long byte_count = 0; 395256b58712SMark Haverkamp u64 addr; 3953727eead6SFUJITA Tomonori int nseg; 3954a2260323SNikola Pajkovsky struct scatterlist *sg; 3955a2260323SNikola Pajkovsky int i; 39561da177e4SLinus Torvalds 39571da177e4SLinus Torvalds // Get rid of old data 39581da177e4SLinus Torvalds psg->count = 0; 39591da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 39601da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 39611da177e4SLinus Torvalds psg->sg[0].count = 0; 3962727eead6SFUJITA Tomonori 3963727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3964a2260323SNikola Pajkovsky if (nseg <= 0) 39650b433447SMahesh Rajashekhara return nseg; 39661da177e4SLinus Torvalds 3967727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 39681241f359SMark Haverkamp int count = sg_dma_len(sg); 396956b58712SMark Haverkamp addr = sg_dma_address(sg); 397056b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 397156b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 39721241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 39731241f359SMark Haverkamp byte_count += count; 39741da177e4SLinus Torvalds } 3975727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39761da177e4SLinus Torvalds /* hba wants the size to be exact */ 3977727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 397856b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3979727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 398056b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3981727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39821da177e4SLinus Torvalds } 39831da177e4SLinus Torvalds /* Check for command underflow */ 39841da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39851da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39861da177e4SLinus Torvalds byte_count, scsicmd->underflow); 39871da177e4SLinus Torvalds } 3988a2260323SNikola Pajkovsky 39891da177e4SLinus Torvalds return byte_count; 39901da177e4SLinus Torvalds } 39911da177e4SLinus Torvalds 39920b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 39930e68c003SMark Haverkamp { 39940e68c003SMark Haverkamp unsigned long byte_count = 0; 3995727eead6SFUJITA Tomonori int nseg; 3996a2260323SNikola Pajkovsky struct scatterlist *sg; 3997a2260323SNikola Pajkovsky int i; 39980e68c003SMark Haverkamp 39990e68c003SMark Haverkamp // Get rid of old data 40000e68c003SMark Haverkamp psg->count = 0; 40010e68c003SMark Haverkamp psg->sg[0].next = 0; 40020e68c003SMark Haverkamp psg->sg[0].prev = 0; 40030e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 40040e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 40050e68c003SMark Haverkamp psg->sg[0].count = 0; 40060e68c003SMark Haverkamp psg->sg[0].flags = 0; 4007727eead6SFUJITA Tomonori 4008727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 4009a2260323SNikola Pajkovsky if (nseg <= 0) 40100b433447SMahesh Rajashekhara return nseg; 40110e68c003SMark Haverkamp 4012727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 40130e68c003SMark Haverkamp int count = sg_dma_len(sg); 40140e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 40150e68c003SMark Haverkamp psg->sg[i].next = 0; 40160e68c003SMark Haverkamp psg->sg[i].prev = 0; 40170e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 40180e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 40190e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 40200e68c003SMark Haverkamp psg->sg[i].flags = 0; 40210e68c003SMark Haverkamp byte_count += count; 40220e68c003SMark Haverkamp } 4023727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 40240e68c003SMark Haverkamp /* hba wants the size to be exact */ 4025727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 40260e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 4027727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 40280e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 4029727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 40300e68c003SMark Haverkamp } 40310e68c003SMark Haverkamp /* Check for command underflow */ 40320e68c003SMark Haverkamp if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 40330e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 40340e68c003SMark Haverkamp byte_count, scsicmd->underflow); 40350e68c003SMark Haverkamp } 4036a2260323SNikola Pajkovsky 40370e68c003SMark Haverkamp return byte_count; 40380e68c003SMark Haverkamp } 40390e68c003SMark Haverkamp 40400b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 40410b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 404285d22bbfSMahesh Rajashekhara { 404385d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 404485d22bbfSMahesh Rajashekhara int nseg; 404585d22bbfSMahesh Rajashekhara struct scatterlist *sg; 404685d22bbfSMahesh Rajashekhara int i, conformable = 0; 404785d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 404885d22bbfSMahesh Rajashekhara 4049a2260323SNikola Pajkovsky nseg = scsi_dma_map(scsicmd); 4050a2260323SNikola Pajkovsky if (nseg <= 0) 4051a2260323SNikola Pajkovsky return nseg; 4052a2260323SNikola Pajkovsky 405385d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 405485d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 405585d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 405685d22bbfSMahesh Rajashekhara 405785d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 405885d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 405985d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 406085d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 406185d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 406285d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 406385d22bbfSMahesh Rajashekhara if (i == 0) { 406485d22bbfSMahesh Rajashekhara conformable = 1; 406585d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 406685d22bbfSMahesh Rajashekhara } else if (i == 1) { 406785d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 406885d22bbfSMahesh Rajashekhara min_size = cur_size; 406985d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 407085d22bbfSMahesh Rajashekhara conformable = 0; 407185d22bbfSMahesh Rajashekhara if (cur_size < min_size) 407285d22bbfSMahesh Rajashekhara min_size = cur_size; 407385d22bbfSMahesh Rajashekhara } 407485d22bbfSMahesh Rajashekhara byte_count += count; 407585d22bbfSMahesh Rajashekhara } 407685d22bbfSMahesh Rajashekhara 407785d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 407885d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 407985d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 408085d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 408185d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 408285d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 408385d22bbfSMahesh Rajashekhara } 408485d22bbfSMahesh Rajashekhara 408585d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 408685d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 408785d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 408885d22bbfSMahesh Rajashekhara if (!conformable) { 408985d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 409085d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 409185d22bbfSMahesh Rajashekhara err_found = 0; 409285d22bbfSMahesh Rajashekhara nseg_new = 2; 409385d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 409485d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 409585d22bbfSMahesh Rajashekhara err_found = 1; 409685d22bbfSMahesh Rajashekhara break; 409785d22bbfSMahesh Rajashekhara } 409885d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 409985d22bbfSMahesh Rajashekhara } 410085d22bbfSMahesh Rajashekhara if (!err_found) 410185d22bbfSMahesh Rajashekhara break; 410285d22bbfSMahesh Rajashekhara } 410396676246SNikola Pajkovsky if (i > 0 && nseg_new <= sg_max) { 410496676246SNikola Pajkovsky int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); 410596676246SNikola Pajkovsky 410696676246SNikola Pajkovsky if (ret < 0) 410796676246SNikola Pajkovsky return ret; 410896676246SNikola Pajkovsky } 410985d22bbfSMahesh Rajashekhara } else 411085d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 411185d22bbfSMahesh Rajashekhara 411285d22bbfSMahesh Rajashekhara /* Check for command underflow */ 411385d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 411485d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 411585d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 411685d22bbfSMahesh Rajashekhara } 411785d22bbfSMahesh Rajashekhara 411885d22bbfSMahesh Rajashekhara return byte_count; 411985d22bbfSMahesh Rajashekhara } 412085d22bbfSMahesh Rajashekhara 412185d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 412285d22bbfSMahesh Rajashekhara { 412385d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 412485d22bbfSMahesh Rajashekhara int i, j, pos; 412585d22bbfSMahesh Rajashekhara u32 addr_low; 412685d22bbfSMahesh Rajashekhara 412785d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 412885d22bbfSMahesh Rajashekhara return 0; 412985d22bbfSMahesh Rajashekhara 41306da2ec56SKees Cook sge = kmalloc_array(nseg_new, sizeof(struct sge_ieee1212), GFP_ATOMIC); 413185d22bbfSMahesh Rajashekhara if (sge == NULL) 413296676246SNikola Pajkovsky return -ENOMEM; 413385d22bbfSMahesh Rajashekhara 413485d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 413585d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 413685d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 413785d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 413885d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 413985d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 414085d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 414185d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 414285d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 414385d22bbfSMahesh Rajashekhara pos++; 414485d22bbfSMahesh Rajashekhara } 414585d22bbfSMahesh Rajashekhara } 414685d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 414785d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 414885d22bbfSMahesh Rajashekhara 414985d22bbfSMahesh Rajashekhara kfree(sge); 415085d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 415185d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 415285d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 415385d22bbfSMahesh Rajashekhara return 0; 415485d22bbfSMahesh Rajashekhara } 415585d22bbfSMahesh Rajashekhara 4156ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4157ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4158ab5d129fSRaghava Aditya Renukunta int sg_max, 4159ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4160ab5d129fSRaghava Aditya Renukunta { 4161ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4162ab5d129fSRaghava Aditya Renukunta int nseg; 4163ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4164ab5d129fSRaghava Aditya Renukunta int i; 4165ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4166ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4167ab5d129fSRaghava Aditya Renukunta 4168ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4169ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4170ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4171ab5d129fSRaghava Aditya Renukunta goto out; 4172ab5d129fSRaghava Aditya Renukunta } 4173ab5d129fSRaghava Aditya Renukunta 4174ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4175ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4176ab5d129fSRaghava Aditya Renukunta else 4177ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4178ab5d129fSRaghava Aditya Renukunta 4179ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4180ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4181ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4182ab5d129fSRaghava Aditya Renukunta 4183ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4184ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4185ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4186ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4187ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4188ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4189ab5d129fSRaghava Aditya Renukunta byte_count += count; 4190ab5d129fSRaghava Aditya Renukunta sge++; 4191ab5d129fSRaghava Aditya Renukunta } 4192ab5d129fSRaghava Aditya Renukunta 4193ab5d129fSRaghava Aditya Renukunta sge--; 4194ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4195ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4196ab5d129fSRaghava Aditya Renukunta u32 temp; 4197ab5d129fSRaghava Aditya Renukunta 4198ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4199ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4200ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4201ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4202ab5d129fSRaghava Aditya Renukunta } 4203ab5d129fSRaghava Aditya Renukunta 4204ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4205ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4206ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4207ab5d129fSRaghava Aditya Renukunta } else { 4208ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4209ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4210ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4211ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4212ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4213ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4214ab5d129fSRaghava Aditya Renukunta } 4215ab5d129fSRaghava Aditya Renukunta 4216ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4217ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4218ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4219ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4220ab5d129fSRaghava Aditya Renukunta } 4221ab5d129fSRaghava Aditya Renukunta out: 4222ab5d129fSRaghava Aditya Renukunta return byte_count; 4223ab5d129fSRaghava Aditya Renukunta } 4224ab5d129fSRaghava Aditya Renukunta 42251da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 42261da177e4SLinus Torvalds 42271da177e4SLinus Torvalds struct aac_srb_status_info { 42281da177e4SLinus Torvalds u32 status; 42291da177e4SLinus Torvalds char *str; 42301da177e4SLinus Torvalds }; 42311da177e4SLinus Torvalds 42321da177e4SLinus Torvalds 42331da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 42341da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 42351da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 42361da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 42371da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 42381da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 42391da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 42401da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 42411da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 42421da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 42431da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 42441da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 42451da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 42461da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 42471da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 42481da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 42491da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 42501da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 42511da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 42521da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 42531da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 42541da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 42551da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 42561da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 42571da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 42581da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 42591da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 42601da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 42611da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 42621da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 42631da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 42641da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 42651da177e4SLinus Torvalds { 0xff, "Unknown Error"} 42661da177e4SLinus Torvalds }; 42671da177e4SLinus Torvalds 42681da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 42691da177e4SLinus Torvalds { 42701da177e4SLinus Torvalds int i; 42711da177e4SLinus Torvalds 42726391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 42736391a113STobias Klauser if (srb_status_info[i].status == status) 42741da177e4SLinus Torvalds return srb_status_info[i].str; 42751da177e4SLinus Torvalds 42761da177e4SLinus Torvalds return "Bad Status Code"; 42771da177e4SLinus Torvalds } 42781da177e4SLinus Torvalds 42791da177e4SLinus Torvalds #endif 4280