11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds * Adaptec AAC series RAID controller driver 3fa195afeSAlan Cox * (c) Copyright 2001 Red Hat Inc. 41da177e4SLinus Torvalds * 51da177e4SLinus Torvalds * based on the old aacraid driver that is.. 61da177e4SLinus Torvalds * Adaptec aacraid device driver for Linux. 71da177e4SLinus Torvalds * 8e8b12f0fSMahesh Rajashekhara * Copyright (c) 2000-2010 Adaptec, Inc. 9f4babba0SRaghava Aditya Renukunta * 2010-2015 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) 10f4babba0SRaghava Aditya Renukunta * 2016-2017 Microsemi Corp. (aacraid@microsemi.com) 111da177e4SLinus Torvalds * 121da177e4SLinus Torvalds * This program is free software; you can redistribute it and/or modify 131da177e4SLinus Torvalds * it under the terms of the GNU General Public License as published by 141da177e4SLinus Torvalds * the Free Software Foundation; either version 2, or (at your option) 151da177e4SLinus Torvalds * any later version. 161da177e4SLinus Torvalds * 171da177e4SLinus Torvalds * This program is distributed in the hope that it will be useful, 181da177e4SLinus Torvalds * but WITHOUT ANY WARRANTY; without even the implied warranty of 191da177e4SLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 201da177e4SLinus Torvalds * GNU General Public License for more details. 211da177e4SLinus Torvalds * 221da177e4SLinus Torvalds * You should have received a copy of the GNU General Public License 231da177e4SLinus Torvalds * along with this program; see the file COPYING. If not, write to 241da177e4SLinus Torvalds * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 251da177e4SLinus Torvalds * 26f4babba0SRaghava Aditya Renukunta * Module Name: 27f4babba0SRaghava Aditya Renukunta * aachba.c 28f4babba0SRaghava Aditya Renukunta * 29f4babba0SRaghava Aditya Renukunta * Abstract: Contains Interfaces to manage IOs. 30f4babba0SRaghava Aditya Renukunta * 311da177e4SLinus Torvalds */ 321da177e4SLinus Torvalds 331da177e4SLinus Torvalds #include <linux/kernel.h> 341da177e4SLinus Torvalds #include <linux/init.h> 351da177e4SLinus Torvalds #include <linux/types.h> 361da177e4SLinus Torvalds #include <linux/pci.h> 371da177e4SLinus Torvalds #include <linux/spinlock.h> 381da177e4SLinus Torvalds #include <linux/slab.h> 391da177e4SLinus Torvalds #include <linux/completion.h> 401da177e4SLinus Torvalds #include <linux/blkdev.h> 417c0f6ba6SLinus Torvalds #include <linux/uaccess.h> 423a0086a8SSalyzyn, Mark #include <linux/highmem.h> /* For flush_kernel_dcache_page */ 43acf3368fSPaul Gortmaker #include <linux/module.h> 441da177e4SLinus Torvalds 454b000227SRaghava Aditya Renukunta #include <asm/unaligned.h> 464b000227SRaghava Aditya Renukunta 471da177e4SLinus Torvalds #include <scsi/scsi.h> 481da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 491da177e4SLinus Torvalds #include <scsi/scsi_device.h> 501da177e4SLinus Torvalds #include <scsi/scsi_host.h> 511da177e4SLinus Torvalds 521da177e4SLinus Torvalds #include "aacraid.h" 531da177e4SLinus Torvalds 541da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 551da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 561da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 571da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 581da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 591da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 601da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 611da177e4SLinus Torvalds 621da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 631da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 641da177e4SLinus Torvalds 651da177e4SLinus Torvalds /* 661da177e4SLinus Torvalds * Sense codes 671da177e4SLinus Torvalds */ 681da177e4SLinus Torvalds 691da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 701da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 711da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 721da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 73f956a669SRaghava Aditya Renukunta #define SENCODE_UNRECOVERED_READ_ERROR 0x11 741da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 751da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 761da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 771da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 781da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 791da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 801da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 811da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 821da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 831da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 841da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 851da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 861da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 871da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 881da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 891da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 901da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 911da177e4SLinus Torvalds 921da177e4SLinus Torvalds /* 931da177e4SLinus Torvalds * Additional sense codes 941da177e4SLinus Torvalds */ 951da177e4SLinus Torvalds 961da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 971da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 981da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 991da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 1001da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 1011da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 1021da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 1031da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 1041da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 1051da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 1061da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 1071da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 1081da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 1091da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 1101da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 1111da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 1121da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 1131da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1141da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1151da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1161da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1171da177e4SLinus Torvalds 118c4e2fbcaSRaghava Aditya Renukunta #define AAC_STAT_GOOD (DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD) 119c4e2fbcaSRaghava Aditya Renukunta 1201da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1211da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1221da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1231da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1241da177e4SLinus Torvalds 125b836439fSMahesh Rajashekhara /* MODE_SENSE data format */ 126b836439fSMahesh Rajashekhara typedef struct { 127b836439fSMahesh Rajashekhara struct { 128b836439fSMahesh Rajashekhara u8 data_length; 129b836439fSMahesh Rajashekhara u8 med_type; 130b836439fSMahesh Rajashekhara u8 dev_par; 131b836439fSMahesh Rajashekhara u8 bd_length; 132b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 133b836439fSMahesh Rajashekhara struct { 134b836439fSMahesh Rajashekhara u8 dens_code; 135b836439fSMahesh Rajashekhara u8 block_count[3]; 136b836439fSMahesh Rajashekhara u8 reserved; 137b836439fSMahesh Rajashekhara u8 block_length[3]; 138b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 139b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 140b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep_data; 141b836439fSMahesh Rajashekhara 142b836439fSMahesh Rajashekhara /* MODE_SENSE_10 data format */ 143b836439fSMahesh Rajashekhara typedef struct { 144b836439fSMahesh Rajashekhara struct { 145b836439fSMahesh Rajashekhara u8 data_length[2]; 146b836439fSMahesh Rajashekhara u8 med_type; 147b836439fSMahesh Rajashekhara u8 dev_par; 148b836439fSMahesh Rajashekhara u8 rsrvd[2]; 149b836439fSMahesh Rajashekhara u8 bd_length[2]; 150b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 151b836439fSMahesh Rajashekhara struct { 152b836439fSMahesh Rajashekhara u8 dens_code; 153b836439fSMahesh Rajashekhara u8 block_count[3]; 154b836439fSMahesh Rajashekhara u8 reserved; 155b836439fSMahesh Rajashekhara u8 block_length[3]; 156b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 157b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 158b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep10_data; 159b836439fSMahesh Rajashekhara 1601da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1611da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1621da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1631da177e4SLinus Torvalds /* SCSI inquiry data */ 1641da177e4SLinus Torvalds struct inquiry_data { 1651da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1661da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1671da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1681da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1691da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1701da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1711da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1721da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1731da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1741da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1751da177e4SLinus Torvalds }; 1761da177e4SLinus Torvalds 1775d910649SMahesh Rajashekhara /* Added for VPD 0x83 */ 178999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 { 179999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 180999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 181999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 182999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 183999b3ffcSRaghava Aditya Renukunta u8 reserved3; 184999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 185999b3ffcSRaghava Aditya Renukunta u8 venid[8]; 186999b3ffcSRaghava Aditya Renukunta u8 productid[16]; 187999b3ffcSRaghava Aditya Renukunta u8 serialnumber[8]; /* SN in ASCII */ 1885d910649SMahesh Rajashekhara 189999b3ffcSRaghava Aditya Renukunta }; 1905d910649SMahesh Rajashekhara 191999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 { 192999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 193999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 194999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 195999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 196999b3ffcSRaghava Aditya Renukunta u8 reserved3; 197999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 198999b3ffcSRaghava Aditya Renukunta struct teu64id { 1995d910649SMahesh Rajashekhara u32 Serial; 2005d910649SMahesh Rajashekhara /* The serial number supposed to be 40 bits, 2015d910649SMahesh Rajashekhara * bit we only support 32, so make the last byte zero. */ 202999b3ffcSRaghava Aditya Renukunta u8 reserved; 203999b3ffcSRaghava Aditya Renukunta u8 venid[3]; 204999b3ffcSRaghava Aditya Renukunta } eu64id; 2055d910649SMahesh Rajashekhara 206999b3ffcSRaghava Aditya Renukunta }; 2075d910649SMahesh Rajashekhara 208999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 { 209999b3ffcSRaghava Aditya Renukunta u8 codeset : 4; /* VPD_CODE_SET */ 210999b3ffcSRaghava Aditya Renukunta u8 reserved : 4; 211999b3ffcSRaghava Aditya Renukunta u8 identifiertype : 4; /* VPD_IDENTIFIER_TYPE */ 212999b3ffcSRaghava Aditya Renukunta u8 reserved2 : 4; 213999b3ffcSRaghava Aditya Renukunta u8 reserved3; 214999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 215999b3ffcSRaghava Aditya Renukunta u8 Identifier[16]; 216999b3ffcSRaghava Aditya Renukunta }; 217999b3ffcSRaghava Aditya Renukunta 218999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 { 2195d910649SMahesh Rajashekhara u8 DeviceType:5; 2205d910649SMahesh Rajashekhara u8 DeviceTypeQualifier:3; 2215d910649SMahesh Rajashekhara u8 PageCode; 222999b3ffcSRaghava Aditya Renukunta u8 reserved; 2235d910649SMahesh Rajashekhara u8 PageLength; 224999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 type1; 225999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 type2; 226999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 type3; 227999b3ffcSRaghava Aditya Renukunta }; 2285d910649SMahesh Rajashekhara 2291da177e4SLinus Torvalds /* 2301da177e4SLinus Torvalds * M O D U L E G L O B A L S 2311da177e4SLinus Torvalds */ 2321da177e4SLinus Torvalds 2330b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *sgmap); 2340b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg); 2350b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg); 2360b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 2370b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max); 238ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 239ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 240ab5d129fSRaghava Aditya Renukunta int sg_max, u64 sg_address); 2410b433447SMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, 2420b433447SMahesh Rajashekhara int pages, int nseg, int nseg_new); 2431da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 244ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd); 2451da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 2461da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 2471da177e4SLinus Torvalds #endif 2481da177e4SLinus Torvalds 2491da177e4SLinus Torvalds /* 2501da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 2511da177e4SLinus Torvalds */ 2521da177e4SLinus Torvalds 2531da177e4SLinus Torvalds static int nondasd = -1; 254d8e96507SLeubner, Achim static int aac_cache = 2; /* WCE=0 to avoid performance problems */ 2551da177e4SLinus Torvalds static int dacmode = -1; 2568ef22247SSalyzyn, Mark int aac_msi; 2571208bab5SSalyzyn, Mark int aac_commit = -1; 258404d9a90SMark Haverkamp int startup_timeout = 180; 259404d9a90SMark Haverkamp int aif_timeout = 120; 26011604612SMahesh Rajashekhara int aac_sync_mode; /* Only Sync. transfer - disabled */ 26185d22bbfSMahesh Rajashekhara int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ 2621da177e4SLinus Torvalds 26311604612SMahesh Rajashekhara module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); 26411604612SMahesh Rajashekhara MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" 26511604612SMahesh Rajashekhara " 0=off, 1=on"); 26685d22bbfSMahesh Rajashekhara module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); 26785d22bbfSMahesh Rajashekhara MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" 26885d22bbfSMahesh Rajashekhara " 0=off, 1=on"); 2699a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 2708ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 2718ef22247SSalyzyn, Mark " 0=off, 1=on"); 27295e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 2738ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 2748ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 2758ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 276d8e96507SLeubner, Achim "\tbit 2 - Disable only if Battery is protecting Cache"); 2779a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 2788ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 2798ef22247SSalyzyn, Mark " 0=off, 1=on"); 2801208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 2818ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 2828ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 2838ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 2848ef22247SSalyzyn, Mark " 0=off, 1=on"); 2858ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 2868ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 2879022d375SMahesh Rajashekhara " 0=PIC(default), 1=MSI, 2=MSI-X)"); 288404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 2898ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 2908ef22247SSalyzyn, Mark " adapter to have it's kernel up and\n" 2918ef22247SSalyzyn, Mark "running. This is typically adjusted for large systems that do not" 2928ef22247SSalyzyn, Mark " have a BIOS."); 293404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 2948ef22247SSalyzyn, Mark MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 2958ef22247SSalyzyn, Mark " applications to pick up AIFs before\n" 2968ef22247SSalyzyn, Mark "deregistering them. This is typically adjusted for heavily burdened" 2978ef22247SSalyzyn, Mark " systems."); 2981da177e4SLinus Torvalds 29909624645SRaghava Aditya Renukunta int aac_fib_dump; 30009624645SRaghava Aditya Renukunta module_param(aac_fib_dump, int, 0644); 30109624645SRaghava Aditya Renukunta MODULE_PARM_DESC(aac_fib_dump, "Dump controller fibs prior to IOP_RESET 0=off, 1=on"); 30209624645SRaghava Aditya Renukunta 3037c00ffa3SMark Haverkamp int numacb = -1; 3047c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 3058ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 3068ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 3078ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 3087c00ffa3SMark Haverkamp 3097c00ffa3SMark Haverkamp int acbsize = -1; 3107c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 3118ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 3128ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 3138ef22247SSalyzyn, Mark " suggestion from Firmware."); 314653ba58dSMark Haverkamp 31529c97684SSalyzyn, Mark int update_interval = 30 * 60; 31629c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 3178ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 3188ef22247SSalyzyn, Mark " updates issued to adapter."); 31929c97684SSalyzyn, Mark 32011da1b7cSRaghava Aditya Renukunta int check_interval = 60; 32129c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 3228ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 3238ef22247SSalyzyn, Mark " checks."); 32429c97684SSalyzyn, Mark 32587f3bda3SAndrew Morton int aac_check_reset = 1; 32687f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 32795e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 3288ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 3298ef22247SSalyzyn, Mark " ignore it."); 33029c97684SSalyzyn, Mark 331e37ee4beSMark Haverkamp int expose_physicals = -1; 332653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 3338ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 3348ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 33503d44337SMark Haverkamp 3368ef22247SSalyzyn, Mark int aac_reset_devices; 3371208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 3381208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 33903d44337SMark Haverkamp 340d8e96507SLeubner, Achim int aac_wwn = 1; 341d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 342d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 343d8e96507SLeubner, Achim "\t0 - Disable\n" 344d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 345d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 346d8e96507SLeubner, Achim 347d8e96507SLeubner, Achim 34803d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 34903d44337SMark Haverkamp struct fib *fibptr) { 35003d44337SMark Haverkamp struct scsi_device *device; 35103d44337SMark Haverkamp 35203d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 353c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 35403d44337SMark Haverkamp aac_fib_complete(fibptr); 35503d44337SMark Haverkamp return 0; 35603d44337SMark Haverkamp } 35703d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 35803d44337SMark Haverkamp device = scsicmd->device; 3593ffd6c5aSRaghava Aditya Renukunta if (unlikely(!device)) { 36003d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 36103d44337SMark Haverkamp aac_fib_complete(fibptr); 36203d44337SMark Haverkamp return 0; 36303d44337SMark Haverkamp } 36403d44337SMark Haverkamp return 1; 36503d44337SMark Haverkamp } 36603d44337SMark Haverkamp 3671da177e4SLinus Torvalds /** 3681da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 3691da177e4SLinus Torvalds * @common: adapter to query 3701da177e4SLinus Torvalds * 3711da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 3721da177e4SLinus Torvalds */ 3738c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 3741da177e4SLinus Torvalds { 3751da177e4SLinus Torvalds int status = 0; 3761da177e4SLinus Torvalds struct fib * fibptr; 3771da177e4SLinus Torvalds 378bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3791da177e4SLinus Torvalds return -ENOMEM; 3801da177e4SLinus Torvalds 381bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3821da177e4SLinus Torvalds { 3831da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 3841da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 3851da177e4SLinus Torvalds 3861da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3871da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 3881da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 3891da177e4SLinus Torvalds } 3901da177e4SLinus Torvalds 391bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3921da177e4SLinus Torvalds fibptr, 3931da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 3941da177e4SLinus Torvalds FsaNormal, 3951da177e4SLinus Torvalds 1, 1, 3961da177e4SLinus Torvalds NULL, NULL); 3971da177e4SLinus Torvalds if (status < 0) { 3981da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 3991da177e4SLinus Torvalds } else { 4001da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 4011da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 4021da177e4SLinus Torvalds dprintk((KERN_WARNING 4031da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 4041da177e4SLinus Torvalds le32_to_cpu(reply->response), 4051da177e4SLinus Torvalds le32_to_cpu(reply->status), 4061da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 4071da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 4081da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 4091da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 4101da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 4111da177e4SLinus Torvalds status = -EINVAL; 4121da177e4SLinus Torvalds } 4131da177e4SLinus Torvalds } 414cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless receives a response from F/W */ 415cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 416bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 417cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 4181da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 4191da177e4SLinus Torvalds if (status >= 0) { 4201208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 4211da177e4SLinus Torvalds struct aac_commit_config * dinfo; 422bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4231da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 4241da177e4SLinus Torvalds 4251da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4261da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 4271da177e4SLinus Torvalds 428bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4291da177e4SLinus Torvalds fibptr, 4301da177e4SLinus Torvalds sizeof (struct aac_commit_config), 4311da177e4SLinus Torvalds FsaNormal, 4321da177e4SLinus Torvalds 1, 1, 4331da177e4SLinus Torvalds NULL, NULL); 434cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless 435cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * receives a response from F/W */ 436cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 437bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4381208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 4391da177e4SLinus Torvalds printk(KERN_WARNING 4401da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 4411da177e4SLinus Torvalds } 4421da177e4SLinus Torvalds } 443cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 444cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 445bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4461da177e4SLinus Torvalds return status; 4471da177e4SLinus Torvalds } 4481da177e4SLinus Torvalds 449e3cc268fSRajashekhara, Mahesh static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 450e3cc268fSRajashekhara, Mahesh { 451e3cc268fSRajashekhara, Mahesh char inq_data; 452e3cc268fSRajashekhara, Mahesh scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 453e3cc268fSRajashekhara, Mahesh if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 454e3cc268fSRajashekhara, Mahesh inq_data &= 0xdf; 455e3cc268fSRajashekhara, Mahesh scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 456e3cc268fSRajashekhara, Mahesh } 457e3cc268fSRajashekhara, Mahesh } 458e3cc268fSRajashekhara, Mahesh 4591da177e4SLinus Torvalds /** 4601da177e4SLinus Torvalds * aac_get_containers - list containers 4611da177e4SLinus Torvalds * @common: adapter to probe 4621da177e4SLinus Torvalds * 4631da177e4SLinus Torvalds * Make a list of all containers on this controller 4641da177e4SLinus Torvalds */ 4651da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 4661da177e4SLinus Torvalds { 4671da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4681da177e4SLinus Torvalds u32 index; 4691da177e4SLinus Torvalds int status = 0; 4701da177e4SLinus Torvalds struct fib * fibptr; 4711da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 4721da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 4731da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4741da177e4SLinus Torvalds 475bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4761da177e4SLinus Torvalds return -ENOMEM; 4771da177e4SLinus Torvalds 478bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4791da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 4801da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4811da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 4821da177e4SLinus Torvalds 483bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4841da177e4SLinus Torvalds fibptr, 4851da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 4861da177e4SLinus Torvalds FsaNormal, 4871da177e4SLinus Torvalds 1, 1, 4881da177e4SLinus Torvalds NULL, NULL); 4891da177e4SLinus Torvalds if (status >= 0) { 4901da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 4911da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 4921c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 493a7129a54SMahesh Rajashekhara AAC_OPTION_SUPPORTED_240_VOLUMES) { 494a7129a54SMahesh Rajashekhara maximum_num_containers = 495a7129a54SMahesh Rajashekhara le32_to_cpu(dresp->MaxSimpleVolumes); 496a7129a54SMahesh Rajashekhara } 497bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4981da177e4SLinus Torvalds } 499cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 500cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 501fe76df42SMark Haverkamp aac_fib_free(fibptr); 5021da177e4SLinus Torvalds 5031da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 5041da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 5053ffd6c5aSRaghava Aditya Renukunta if (dev->fsa_dev == NULL || 5063ffd6c5aSRaghava Aditya Renukunta dev->maximum_num_containers != maximum_num_containers) { 5073ffd6c5aSRaghava Aditya Renukunta 5083ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = dev->fsa_dev; 5093ffd6c5aSRaghava Aditya Renukunta 5103ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev = kcalloc(maximum_num_containers, 5113ffd6c5aSRaghava Aditya Renukunta sizeof(*fsa_dev_ptr), GFP_KERNEL); 5123ffd6c5aSRaghava Aditya Renukunta 5133ffd6c5aSRaghava Aditya Renukunta kfree(fsa_dev_ptr); 5143ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = NULL; 5153ffd6c5aSRaghava Aditya Renukunta 5163ffd6c5aSRaghava Aditya Renukunta 5173ffd6c5aSRaghava Aditya Renukunta if (!dev->fsa_dev) 5181da177e4SLinus Torvalds return -ENOMEM; 5191da177e4SLinus Torvalds 5201da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 5213ffd6c5aSRaghava Aditya Renukunta } 5223ffd6c5aSRaghava Aditya Renukunta for (index = 0; index < dev->maximum_num_containers; index++) { 5233ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].devname[0] = '\0'; 5243ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].valid = 0; 5251da177e4SLinus Torvalds 526fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 5271da177e4SLinus Torvalds 5281da177e4SLinus Torvalds if (status < 0) { 5291da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 5301da177e4SLinus Torvalds break; 5311da177e4SLinus Torvalds } 5321da177e4SLinus Torvalds } 5331da177e4SLinus Torvalds return status; 5341da177e4SLinus Torvalds } 5351da177e4SLinus Torvalds 5361da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 5371da177e4SLinus Torvalds { 5381da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 5391da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 5401da177e4SLinus Torvalds 5411da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 5421da177e4SLinus Torvalds 54303d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 54403d44337SMark Haverkamp return; 54503d44337SMark Haverkamp 5461da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 547125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 5481da177e4SLinus Torvalds 5491da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 5501da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 5511da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 5521da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 5531da177e4SLinus Torvalds char *sp = get_name_reply->data; 554c8026732SRaghava Aditya Renukunta int data_size = FIELD_SIZEOF(struct aac_get_name_resp, data); 555c8026732SRaghava Aditya Renukunta 556c8026732SRaghava Aditya Renukunta sp[data_size - 1] = '\0'; 5571da177e4SLinus Torvalds while (*sp == ' ') 5581da177e4SLinus Torvalds ++sp; 5593b2946ccSMark Haverkamp if (*sp) { 560d4345028SFUJITA Tomonori struct inquiry_data inq; 5613b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 5623b2946ccSMark Haverkamp int count = sizeof(d); 5633b2946ccSMark Haverkamp char *dp = d; 5643b2946ccSMark Haverkamp do { 5651da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 5661da177e4SLinus Torvalds } while (--count > 0); 567d4345028SFUJITA Tomonori 568d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 569d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 570d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 5711da177e4SLinus Torvalds } 5723b2946ccSMark Haverkamp } 5733b2946ccSMark Haverkamp 5741da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 5751da177e4SLinus Torvalds 576bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 5778e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 5781da177e4SLinus Torvalds } 5791da177e4SLinus Torvalds 5801da177e4SLinus Torvalds /** 5811da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 5821da177e4SLinus Torvalds */ 5839e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 5841da177e4SLinus Torvalds { 5851da177e4SLinus Torvalds int status; 586c8026732SRaghava Aditya Renukunta int data_size; 5871da177e4SLinus Torvalds struct aac_get_name *dinfo; 5881da177e4SLinus Torvalds struct fib * cmd_fibcontext; 5891da177e4SLinus Torvalds struct aac_dev * dev; 5901da177e4SLinus Torvalds 5911da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 5921da177e4SLinus Torvalds 593c8026732SRaghava Aditya Renukunta data_size = FIELD_SIZEOF(struct aac_get_name_resp, data); 594c8026732SRaghava Aditya Renukunta 5956bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 5961da177e4SLinus Torvalds 597bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 5981da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 5991ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 6001da177e4SLinus Torvalds 6011da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 6021da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 6039e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 604c8026732SRaghava Aditya Renukunta dinfo->count = cpu_to_le32(data_size - 1); 6051da177e4SLinus Torvalds 606bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 6071da177e4SLinus Torvalds cmd_fibcontext, 608fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_name_resp), 6091da177e4SLinus Torvalds FsaNormal, 6101da177e4SLinus Torvalds 0, 1, 6111da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 6121da177e4SLinus Torvalds (void *) scsicmd); 6131da177e4SLinus Torvalds 6141da177e4SLinus Torvalds /* 6151da177e4SLinus Torvalds * Check that the command queued to the controller 6161da177e4SLinus Torvalds */ 6171ae948faSBrian King if (status == -EINPROGRESS) 6181da177e4SLinus Torvalds return 0; 6191da177e4SLinus Torvalds 620bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 621bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 6221da177e4SLinus Torvalds return -1; 6231da177e4SLinus Torvalds } 6241da177e4SLinus Torvalds 625fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 626fe76df42SMark Haverkamp { 627fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 628fe76df42SMark Haverkamp 6291a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 630fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 631fe76df42SMark Haverkamp 632fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 633fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 634fe76df42SMark Haverkamp return 0; 635fe76df42SMark Haverkamp } 636fe76df42SMark Haverkamp 6371a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 638fe76df42SMark Haverkamp { 63903d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 640fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 64103d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 642999b3ffcSRaghava Aditya Renukunta int i; 64303d44337SMark Haverkamp 64403d44337SMark Haverkamp 6451a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6461a655040SSalyzyn, Mark return; 647fe76df42SMark Haverkamp 648fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 6491a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 650fe76df42SMark Haverkamp if (fsa_dev_ptr) { 651fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 6521c68856eSRaghava Aditya Renukunta __le32 sup_options2; 6531c68856eSRaghava Aditya Renukunta 654fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 6551c68856eSRaghava Aditya Renukunta sup_options2 = 6561c68856eSRaghava Aditya Renukunta fibptr->dev->supplement_adapter_info.supported_options2; 657fe76df42SMark Haverkamp 658fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 659fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 660fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 6611c68856eSRaghava Aditya Renukunta if (!(sup_options2 & AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 662b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 663b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 664b836439fSMahesh Rajashekhara } else { 665b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 666b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 667b836439fSMahesh Rajashekhara } 668999b3ffcSRaghava Aditya Renukunta for (i = 0; i < 16; i++) 669999b3ffcSRaghava Aditya Renukunta fsa_dev_ptr->identifier[i] = 670999b3ffcSRaghava Aditya Renukunta dresp->mnt[0].fileinfo.bdevinfo 671999b3ffcSRaghava Aditya Renukunta .identifier[i]; 672fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 673655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 674655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 675655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 676655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 677655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 678fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 679fe76df42SMark Haverkamp fsa_dev_ptr->size 680fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 681fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 682fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 683fe76df42SMark Haverkamp } 684fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 685fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 686fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 687fe76df42SMark Haverkamp } 688fe76df42SMark Haverkamp aac_fib_complete(fibptr); 689fe76df42SMark Haverkamp aac_fib_free(fibptr); 690fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 691fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 6921a655040SSalyzyn, Mark (*callback)(scsicmd); 6931a655040SSalyzyn, Mark return; 694fe76df42SMark Haverkamp } 695fe76df42SMark Haverkamp 6961a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 697fe76df42SMark Haverkamp { 698fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 699fe76df42SMark Haverkamp struct aac_mount * dresp; 700fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 701fe76df42SMark Haverkamp int status; 702fe76df42SMark Haverkamp 703fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 7046c92f7dbSDave Carroll if (!aac_supports_2T(fibptr->dev)) { 705fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 7066c92f7dbSDave Carroll if ((le32_to_cpu(dresp->status) == ST_OK) && 7071a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 7081a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 7091a655040SSalyzyn, Mark return; 7101a655040SSalyzyn, Mark } 7116c92f7dbSDave Carroll } 712fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 713fe76df42SMark Haverkamp 71403d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 7151a655040SSalyzyn, Mark return; 71603d44337SMark Haverkamp 717fe76df42SMark Haverkamp aac_fib_init(fibptr); 718fe76df42SMark Haverkamp 719fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 720fe76df42SMark Haverkamp 7211c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 722b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 723b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 724b836439fSMahesh Rajashekhara else 725fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 726b836439fSMahesh Rajashekhara 727fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 728fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 7291ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 730fe76df42SMark Haverkamp 731fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 732fe76df42SMark Haverkamp fibptr, 733fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 734fe76df42SMark Haverkamp FsaNormal, 735fe76df42SMark Haverkamp 0, 1, 7361a655040SSalyzyn, Mark _aac_probe_container2, 737fe76df42SMark Haverkamp (void *) scsicmd); 738fe76df42SMark Haverkamp /* 739fe76df42SMark Haverkamp * Check that the command queued to the controller 740fe76df42SMark Haverkamp */ 7411ae948faSBrian King if (status < 0 && status != -EINPROGRESS) { 742fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 743fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7441a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 745fe76df42SMark Haverkamp } 746fe76df42SMark Haverkamp } 747fe76df42SMark Haverkamp 748fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 749fe76df42SMark Haverkamp { 750fe76df42SMark Haverkamp struct fib * fibptr; 751fe76df42SMark Haverkamp int status = -ENOMEM; 752fe76df42SMark Haverkamp 753fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 754fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 755fe76df42SMark Haverkamp 756fe76df42SMark Haverkamp aac_fib_init(fibptr); 757fe76df42SMark Haverkamp 758fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 759fe76df42SMark Haverkamp 7601c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 761b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 762b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 763b836439fSMahesh Rajashekhara else 764fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 765b836439fSMahesh Rajashekhara 766fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 767fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 768fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 7691ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 770fe76df42SMark Haverkamp 771fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 772fe76df42SMark Haverkamp fibptr, 773fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 774fe76df42SMark Haverkamp FsaNormal, 775fe76df42SMark Haverkamp 0, 1, 7761a655040SSalyzyn, Mark _aac_probe_container1, 777fe76df42SMark Haverkamp (void *) scsicmd); 778fe76df42SMark Haverkamp /* 779fe76df42SMark Haverkamp * Check that the command queued to the controller 780fe76df42SMark Haverkamp */ 7811ae948faSBrian King if (status == -EINPROGRESS) 782fe76df42SMark Haverkamp return 0; 7831ae948faSBrian King 784fe76df42SMark Haverkamp if (status < 0) { 785fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 786fe76df42SMark Haverkamp aac_fib_complete(fibptr); 787fe76df42SMark Haverkamp aac_fib_free(fibptr); 788fe76df42SMark Haverkamp } 789fe76df42SMark Haverkamp } 790fe76df42SMark Haverkamp if (status < 0) { 791fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 792fe76df42SMark Haverkamp if (fsa_dev_ptr) { 793fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 794fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 795fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 796fe76df42SMark Haverkamp return (*callback)(scsicmd); 797fe76df42SMark Haverkamp } 798fe76df42SMark Haverkamp } 799fe76df42SMark Haverkamp } 800fe76df42SMark Haverkamp return status; 801fe76df42SMark Haverkamp } 802fe76df42SMark Haverkamp 8031da177e4SLinus Torvalds /** 804bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 8051da177e4SLinus Torvalds * @dev: device to query 8061da177e4SLinus Torvalds * @cid: container identifier 8071da177e4SLinus Torvalds * 8081da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 8091da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 8101da177e4SLinus Torvalds */ 811fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 812fe76df42SMark Haverkamp { 813fe76df42SMark Haverkamp scsicmd->device = NULL; 814fe76df42SMark Haverkamp return 0; 815fe76df42SMark Haverkamp } 8161da177e4SLinus Torvalds 817bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 8181da177e4SLinus Torvalds { 819fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 820fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 8211da177e4SLinus Torvalds int status; 8221da177e4SLinus Torvalds 823fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 824fe76df42SMark Haverkamp kfree(scsicmd); 825fe76df42SMark Haverkamp kfree(scsidev); 82690ee3466SMark Haverkamp return -ENOMEM; 8271da177e4SLinus Torvalds } 828fe76df42SMark Haverkamp scsicmd->list.next = NULL; 8291a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 8301da177e4SLinus Torvalds 831fe76df42SMark Haverkamp scsicmd->device = scsidev; 832fe76df42SMark Haverkamp scsidev->sdev_state = 0; 833fe76df42SMark Haverkamp scsidev->id = cid; 834fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 8351da177e4SLinus Torvalds 836fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 837fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 838fe76df42SMark Haverkamp schedule(); 839802ae2f0SSalyzyn, Mark kfree(scsidev); 840fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 841fe76df42SMark Haverkamp kfree(scsicmd); 8421da177e4SLinus Torvalds return status; 8431da177e4SLinus Torvalds } 8441da177e4SLinus Torvalds 8451da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8461da177e4SLinus Torvalds struct scsi_inq { 8471da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8481da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8491da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8501da177e4SLinus Torvalds }; 8511da177e4SLinus Torvalds 8521da177e4SLinus Torvalds /** 8531da177e4SLinus Torvalds * InqStrCopy - string merge 8541da177e4SLinus Torvalds * @a: string to copy from 8551da177e4SLinus Torvalds * @b: string to copy to 8561da177e4SLinus Torvalds * 8571da177e4SLinus Torvalds * Copy a String from one location to another 8581da177e4SLinus Torvalds * without copying \0 8591da177e4SLinus Torvalds */ 8601da177e4SLinus Torvalds 8611da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8621da177e4SLinus Torvalds { 8631da177e4SLinus Torvalds 8641da177e4SLinus Torvalds while (*a != (char)0) 8651da177e4SLinus Torvalds *b++ = *a++; 8661da177e4SLinus Torvalds } 8671da177e4SLinus Torvalds 8681da177e4SLinus Torvalds static char *container_types[] = { 8691da177e4SLinus Torvalds "None", 8701da177e4SLinus Torvalds "Volume", 8711da177e4SLinus Torvalds "Mirror", 8721da177e4SLinus Torvalds "Stripe", 8731da177e4SLinus Torvalds "RAID5", 8741da177e4SLinus Torvalds "SSRW", 8751da177e4SLinus Torvalds "SSRO", 8761da177e4SLinus Torvalds "Morph", 8771da177e4SLinus Torvalds "Legacy", 8781da177e4SLinus Torvalds "RAID4", 8791da177e4SLinus Torvalds "RAID10", 8801da177e4SLinus Torvalds "RAID00", 8811da177e4SLinus Torvalds "V-MIRRORS", 8821da177e4SLinus Torvalds "PSEUDO R4", 8831da177e4SLinus Torvalds "RAID50", 88484971738SMark Haverkamp "RAID5D", 88584971738SMark Haverkamp "RAID5D0", 88684971738SMark Haverkamp "RAID1E", 88784971738SMark Haverkamp "RAID6", 88884971738SMark Haverkamp "RAID60", 8891da177e4SLinus Torvalds "Unknown" 8901da177e4SLinus Torvalds }; 8911da177e4SLinus Torvalds 89217eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 89317eaaceeSSalyzyn, Mark { 89417eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 89517eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 89617eaaceeSSalyzyn, Mark return container_types[tindex]; 89717eaaceeSSalyzyn, Mark } 8981da177e4SLinus Torvalds 8991da177e4SLinus Torvalds /* Function: setinqstr 9001da177e4SLinus Torvalds * 9011da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 9021da177e4SLinus Torvalds * 9031da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 90425985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 90525985edcSLucas De Marchi * files instead of in OS dependent driver source. 9061da177e4SLinus Torvalds */ 9071da177e4SLinus Torvalds 908794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 9091da177e4SLinus Torvalds { 9101da177e4SLinus Torvalds struct scsi_inq *str; 9111c68856eSRaghava Aditya Renukunta struct aac_supplement_adapter_info *sup_adap_info; 9121da177e4SLinus Torvalds 9131c68856eSRaghava Aditya Renukunta sup_adap_info = &dev->supplement_adapter_info; 9141da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 915794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 916794d0601SMark Haverkamp 9171c68856eSRaghava Aditya Renukunta if (sup_adap_info->adapter_type_text[0]) { 9183bc8070fSSalyzyn, Mark int c; 919f4e8708dSRaghava Aditya Renukunta char *cp; 920f4e8708dSRaghava Aditya Renukunta char *cname = kmemdup(sup_adap_info->adapter_type_text, 921f4e8708dSRaghava Aditya Renukunta sizeof(sup_adap_info->adapter_type_text), 922f4e8708dSRaghava Aditya Renukunta GFP_ATOMIC); 923f4e8708dSRaghava Aditya Renukunta if (!cname) 924f4e8708dSRaghava Aditya Renukunta return; 925f4e8708dSRaghava Aditya Renukunta 926f4e8708dSRaghava Aditya Renukunta cp = cname; 9273bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 9283bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 9293bc8070fSSalyzyn, Mark else { 9303bc8070fSSalyzyn, Mark c = sizeof(str->vid); 931794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 932794d0601SMark Haverkamp ++cp; 933794d0601SMark Haverkamp c = *cp; 934794d0601SMark Haverkamp *cp = '\0'; 935f4e8708dSRaghava Aditya Renukunta inqstrcpy(cname, str->vid); 936794d0601SMark Haverkamp *cp = c; 937794d0601SMark Haverkamp while (*cp && *cp != ' ') 938794d0601SMark Haverkamp ++cp; 9393bc8070fSSalyzyn, Mark } 940794d0601SMark Haverkamp while (*cp == ' ') 941794d0601SMark Haverkamp ++cp; 942794d0601SMark Haverkamp /* last six chars reserved for vol type */ 943794d0601SMark Haverkamp c = 0; 944794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 945794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 946794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 947794d0601SMark Haverkamp } 948794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 949f4e8708dSRaghava Aditya Renukunta 950f4e8708dSRaghava Aditya Renukunta kfree(cname); 951794d0601SMark Haverkamp } else { 952794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9531da177e4SLinus Torvalds 9541da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 955794d0601SMark Haverkamp /* last six chars reserved for vol type */ 956794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 957794d0601SMark Haverkamp } 9581da177e4SLinus Torvalds 9596391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9601da177e4SLinus Torvalds char *findit = str->pid; 9611da177e4SLinus Torvalds 9621da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9631da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9641da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9651da177e4SLinus Torvalds *(findit -= 4) = ' '; 966794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 967794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9681da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9691da177e4SLinus Torvalds } 9701da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9711da177e4SLinus Torvalds } 9721da177e4SLinus Torvalds 973999b3ffcSRaghava Aditya Renukunta static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, 974999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev, struct scsi_cmnd *scsicmd) 975999b3ffcSRaghava Aditya Renukunta { 976999b3ffcSRaghava Aditya Renukunta int container; 977999b3ffcSRaghava Aditya Renukunta 978999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.codeset = 1; 979999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifiertype = 3; 980999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) 981999b3ffcSRaghava Aditya Renukunta - 4; 982999b3ffcSRaghava Aditya Renukunta 983999b3ffcSRaghava Aditya Renukunta for (container = 0; container < dev->maximum_num_containers; 984999b3ffcSRaghava Aditya Renukunta container++) { 985999b3ffcSRaghava Aditya Renukunta 986999b3ffcSRaghava Aditya Renukunta if (scmd_id(scsicmd) == container) { 987999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data->type3.Identifier, 988999b3ffcSRaghava Aditya Renukunta dev->fsa_dev[container].identifier, 989999b3ffcSRaghava Aditya Renukunta 16); 990999b3ffcSRaghava Aditya Renukunta break; 991999b3ffcSRaghava Aditya Renukunta } 992999b3ffcSRaghava Aditya Renukunta } 993999b3ffcSRaghava Aditya Renukunta } 994999b3ffcSRaghava Aditya Renukunta 99588e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 99688e2f98eSSalyzyn, Mark { 99788e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 99888e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 99988e2f98eSSalyzyn, Mark 100088e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 100188e2f98eSSalyzyn, Mark 100288e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 100388e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 100488e2f98eSSalyzyn, Mark return; 100588e2f98eSSalyzyn, Mark 100688e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 100788e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 100888e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 10095d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 10105d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 10115d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 1012999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev; 10135d910649SMahesh Rajashekhara int i; 1014999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 vpdpage83data; 10155d910649SMahesh Rajashekhara 1016999b3ffcSRaghava Aditya Renukunta dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1017999b3ffcSRaghava Aditya Renukunta 1018999b3ffcSRaghava Aditya Renukunta memset(((u8 *)&vpdpage83data), 0, 1019999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10205d910649SMahesh Rajashekhara 10215d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 1022999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceType = 0; 10235d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 1024999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceTypeQualifier = 0; 10255d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 1026999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageCode = 0x83; 1027999b3ffcSRaghava Aditya Renukunta vpdpage83data.reserved = 0; 1028999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength = 1029999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) + 1030999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2); 1031999b3ffcSRaghava Aditya Renukunta 1032999b3ffcSRaghava Aditya Renukunta /* VPD 83 Type 3 is not supported for ARC */ 1033999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) 1034999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength += 1035999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type3); 10365d910649SMahesh Rajashekhara 10375d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 1038999b3ffcSRaghava Aditya Renukunta /* VpdcodesetAscii */ 1039999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.codeset = 2; 10405d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 1041999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifiertype = 1; 1042999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifierlength = 1043999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) - 4; 10445d910649SMahesh Rajashekhara 10455d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 1046999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.venid, 10475d910649SMahesh Rajashekhara "ADAPTEC ", 1048999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1.venid)); 1049999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.productid, 10505d910649SMahesh Rajashekhara "ARRAY ", 10515d910649SMahesh Rajashekhara sizeof( 1052999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.productid)); 10535d910649SMahesh Rajashekhara 10545d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 10555d910649SMahesh Rajashekhara * The LSB is the the end. 10565d910649SMahesh Rajashekhara */ 10575d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 10585d910649SMahesh Rajashekhara u8 temp = 10595d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 10605d910649SMahesh Rajashekhara if (temp > 0x9) { 1061999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10625d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 10635d910649SMahesh Rajashekhara } else { 1064999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10655d910649SMahesh Rajashekhara '0' + temp; 10665d910649SMahesh Rajashekhara } 10675d910649SMahesh Rajashekhara } 10685d910649SMahesh Rajashekhara 10695d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 1070999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.codeset = 1; 1071999b3ffcSRaghava Aditya Renukunta /* VpdidentifiertypeEUI64 */ 1072999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifiertype = 2; 1073999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifierlength = 1074999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2) - 4; 10755d910649SMahesh Rajashekhara 1076999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[0] = 0xD0; 1077999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[1] = 0; 1078999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[2] = 0; 10795d910649SMahesh Rajashekhara 1080999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.Serial = 10815d910649SMahesh Rajashekhara get_serial_reply->uid; 1082999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.reserved = 0; 1083999b3ffcSRaghava Aditya Renukunta 1084999b3ffcSRaghava Aditya Renukunta /* 1085999b3ffcSRaghava Aditya Renukunta * VpdIdentifierTypeFCPHName 1086999b3ffcSRaghava Aditya Renukunta * VPD 0x83 Type 3 not supported for ARC 1087999b3ffcSRaghava Aditya Renukunta */ 1088999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) { 1089999b3ffcSRaghava Aditya Renukunta build_vpd83_type3(&vpdpage83data, 1090999b3ffcSRaghava Aditya Renukunta dev, scsicmd); 1091999b3ffcSRaghava Aditya Renukunta } 10925d910649SMahesh Rajashekhara 10935d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 1094999b3ffcSRaghava Aditya Renukunta scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, 1095999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10965d910649SMahesh Rajashekhara } else { 10975d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 109888e2f98eSSalyzyn, Mark char sp[13]; 109988e2f98eSSalyzyn, Mark /* EVPD bit set */ 110088e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 110188e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 110288e2f98eSSalyzyn, Mark sp[2] = 0; 110388e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 110488e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 11055d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 11065d910649SMahesh Rajashekhara sizeof(sp)); 11075d910649SMahesh Rajashekhara } 110888e2f98eSSalyzyn, Mark } 110988e2f98eSSalyzyn, Mark 111088e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 111188e2f98eSSalyzyn, Mark 111288e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 111388e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 111488e2f98eSSalyzyn, Mark } 111588e2f98eSSalyzyn, Mark 111688e2f98eSSalyzyn, Mark /** 111788e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 111888e2f98eSSalyzyn, Mark */ 111988e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 112088e2f98eSSalyzyn, Mark { 112188e2f98eSSalyzyn, Mark int status; 112288e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 112388e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 112488e2f98eSSalyzyn, Mark struct aac_dev * dev; 112588e2f98eSSalyzyn, Mark 112688e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 112788e2f98eSSalyzyn, Mark 11286bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 112988e2f98eSSalyzyn, Mark 113088e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 113188e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 113288e2f98eSSalyzyn, Mark 113388e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 113488e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 113588e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 11361ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 113788e2f98eSSalyzyn, Mark 113888e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 113988e2f98eSSalyzyn, Mark cmd_fibcontext, 1140fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 114188e2f98eSSalyzyn, Mark FsaNormal, 114288e2f98eSSalyzyn, Mark 0, 1, 114388e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 114488e2f98eSSalyzyn, Mark (void *) scsicmd); 114588e2f98eSSalyzyn, Mark 114688e2f98eSSalyzyn, Mark /* 114788e2f98eSSalyzyn, Mark * Check that the command queued to the controller 114888e2f98eSSalyzyn, Mark */ 11491ae948faSBrian King if (status == -EINPROGRESS) 115088e2f98eSSalyzyn, Mark return 0; 115188e2f98eSSalyzyn, Mark 115288e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 115388e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 115488e2f98eSSalyzyn, Mark return -1; 115588e2f98eSSalyzyn, Mark } 115688e2f98eSSalyzyn, Mark 115788e2f98eSSalyzyn, Mark /* Function: setinqserial 115888e2f98eSSalyzyn, Mark * 115988e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 116088e2f98eSSalyzyn, Mark * 116188e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 116288e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 116388e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 116488e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 116588e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 116688e2f98eSSalyzyn, Mark */ 116788e2f98eSSalyzyn, Mark 116888e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 116988e2f98eSSalyzyn, Mark { 117088e2f98eSSalyzyn, Mark /* 117188e2f98eSSalyzyn, Mark * This breaks array migration. 117288e2f98eSSalyzyn, Mark */ 117388e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 117488e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 117588e2f98eSSalyzyn, Mark } 117688e2f98eSSalyzyn, Mark 11778e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 11788e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 11791da177e4SLinus Torvalds { 11808e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 11818e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 11828e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 11831da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 11841da177e4SLinus Torvalds 11851da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 11861da177e4SLinus Torvalds 11871da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11881da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11898e31e607SSalyzyn, Mark 11901da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11918e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11921da177e4SLinus Torvalds 11938e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11941da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11951da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11968e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11971da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11981da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11991da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 12008e31e607SSalyzyn, Mark } else 12018e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 12021da177e4SLinus Torvalds } 12031da177e4SLinus Torvalds 1204e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1205e8f32de5SMark Haverkamp { 1206e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1207e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1208e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1209e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1210e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 12118e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 12128e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 12138e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1214e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12153ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 12163ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1217e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 1218e8f32de5SMark Haverkamp return 1; 1219e8f32de5SMark Haverkamp } 1220e8f32de5SMark Haverkamp return 0; 1221e8f32de5SMark Haverkamp } 1222e8f32de5SMark Haverkamp 1223e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1224e8f32de5SMark Haverkamp { 1225e8f32de5SMark Haverkamp return 0; 1226e8f32de5SMark Haverkamp } 1227e8f32de5SMark Haverkamp 1228e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1229e8f32de5SMark Haverkamp 1230e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1231e8f32de5SMark Haverkamp { 123285d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 123385d22bbfSMahesh Rajashekhara u16 fibsize, command; 12340b433447SMahesh Rajashekhara long ret; 123585d22bbfSMahesh Rajashekhara 1236e8f32de5SMark Haverkamp aac_fib_init(fib); 1237d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1238d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1239d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 124085d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 124185d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 124285d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 124385d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 124485d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1245b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1246b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 124785d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 124885d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 12490b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 12500b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12510b433447SMahesh Rajashekhara if (ret < 0) 12520b433447SMahesh Rajashekhara return ret; 125385d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 125485d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 125585d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 125685d22bbfSMahesh Rajashekhara } else { 125785d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1258e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1259e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1260e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1261b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1262b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1263e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 126485d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1265e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1266e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 12670b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 12680b433447SMahesh Rajashekhara if (ret < 0) 12690b433447SMahesh Rajashekhara return ret; 127085d22bbfSMahesh Rajashekhara command = ContainerRawIo; 127185d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 127285d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 127385d22bbfSMahesh Rajashekhara } 127485d22bbfSMahesh Rajashekhara 1275e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1276e8f32de5SMark Haverkamp /* 1277e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1278e8f32de5SMark Haverkamp */ 127985d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1280e8f32de5SMark Haverkamp fib, 1281e8f32de5SMark Haverkamp fibsize, 1282e8f32de5SMark Haverkamp FsaNormal, 1283e8f32de5SMark Haverkamp 0, 1, 1284e8f32de5SMark Haverkamp (fib_callback) io_callback, 1285e8f32de5SMark Haverkamp (void *) cmd); 1286e8f32de5SMark Haverkamp } 1287e8f32de5SMark Haverkamp 1288e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1289e8f32de5SMark Haverkamp { 1290e8f32de5SMark Haverkamp u16 fibsize; 1291e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12920b433447SMahesh Rajashekhara long ret; 12930b433447SMahesh Rajashekhara 1294e8f32de5SMark Haverkamp aac_fib_init(fib); 1295e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1296e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1297e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1298e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1299e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1300e8f32de5SMark Haverkamp readcmd->pad = 0; 1301e8f32de5SMark Haverkamp readcmd->flags = 0; 1302e8f32de5SMark Haverkamp 13030b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 13040b433447SMahesh Rajashekhara if (ret < 0) 13050b433447SMahesh Rajashekhara return ret; 1306e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1307e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1308e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1309e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1310e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1311e8f32de5SMark Haverkamp /* 1312e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1313e8f32de5SMark Haverkamp */ 1314e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1315e8f32de5SMark Haverkamp fib, 1316e8f32de5SMark Haverkamp fibsize, 1317e8f32de5SMark Haverkamp FsaNormal, 1318e8f32de5SMark Haverkamp 0, 1, 1319e8f32de5SMark Haverkamp (fib_callback) io_callback, 1320e8f32de5SMark Haverkamp (void *) cmd); 1321e8f32de5SMark Haverkamp } 1322e8f32de5SMark Haverkamp 1323e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1324e8f32de5SMark Haverkamp { 1325e8f32de5SMark Haverkamp u16 fibsize; 1326e8f32de5SMark Haverkamp struct aac_read *readcmd; 1327b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13280b433447SMahesh Rajashekhara long ret; 13290b433447SMahesh Rajashekhara 1330e8f32de5SMark Haverkamp aac_fib_init(fib); 1331e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1332e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1333f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1334e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1335b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1336b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1337e8f32de5SMark Haverkamp 13380b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 13390b433447SMahesh Rajashekhara if (ret < 0) 13400b433447SMahesh Rajashekhara return ret; 1341e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1342e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1343e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1344e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1345e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1346e8f32de5SMark Haverkamp /* 1347e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1348e8f32de5SMark Haverkamp */ 1349e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1350e8f32de5SMark Haverkamp fib, 1351e8f32de5SMark Haverkamp fibsize, 1352e8f32de5SMark Haverkamp FsaNormal, 1353e8f32de5SMark Haverkamp 0, 1, 1354e8f32de5SMark Haverkamp (fib_callback) io_callback, 1355e8f32de5SMark Haverkamp (void *) cmd); 1356e8f32de5SMark Haverkamp } 1357e8f32de5SMark Haverkamp 13589d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1359e8f32de5SMark Haverkamp { 136085d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 136185d22bbfSMahesh Rajashekhara u16 fibsize, command; 13620b433447SMahesh Rajashekhara long ret; 136385d22bbfSMahesh Rajashekhara 1364e8f32de5SMark Haverkamp aac_fib_init(fib); 1365d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1366d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1367d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 136885d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 136985d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 137085d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 137185d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 137285d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1373b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1374b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 137585d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 137685d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 137785d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 137885d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 137985d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 13800b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 13810b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 13820b433447SMahesh Rajashekhara if (ret < 0) 13830b433447SMahesh Rajashekhara return ret; 138485d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 138585d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 138685d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 138785d22bbfSMahesh Rajashekhara } else { 138885d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1389e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1390e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1391e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1392b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1393b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1394e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 139595e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 139695e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 139785d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 139885d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1399e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1400e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 14010b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 14020b433447SMahesh Rajashekhara if (ret < 0) 14030b433447SMahesh Rajashekhara return ret; 140485d22bbfSMahesh Rajashekhara command = ContainerRawIo; 140585d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 140685d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 140785d22bbfSMahesh Rajashekhara } 140885d22bbfSMahesh Rajashekhara 1409e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1410e8f32de5SMark Haverkamp /* 1411e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1412e8f32de5SMark Haverkamp */ 141385d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1414e8f32de5SMark Haverkamp fib, 1415e8f32de5SMark Haverkamp fibsize, 1416e8f32de5SMark Haverkamp FsaNormal, 1417e8f32de5SMark Haverkamp 0, 1, 1418e8f32de5SMark Haverkamp (fib_callback) io_callback, 1419e8f32de5SMark Haverkamp (void *) cmd); 1420e8f32de5SMark Haverkamp } 1421e8f32de5SMark Haverkamp 14229d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1423e8f32de5SMark Haverkamp { 1424e8f32de5SMark Haverkamp u16 fibsize; 1425e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 14260b433447SMahesh Rajashekhara long ret; 14270b433447SMahesh Rajashekhara 1428e8f32de5SMark Haverkamp aac_fib_init(fib); 1429e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1430e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1431e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1432e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1433e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1434e8f32de5SMark Haverkamp writecmd->pad = 0; 1435e8f32de5SMark Haverkamp writecmd->flags = 0; 1436e8f32de5SMark Haverkamp 14370b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 14380b433447SMahesh Rajashekhara if (ret < 0) 14390b433447SMahesh Rajashekhara return ret; 1440e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1441e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1442e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1443e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1444e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1445e8f32de5SMark Haverkamp /* 1446e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1447e8f32de5SMark Haverkamp */ 1448e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1449e8f32de5SMark Haverkamp fib, 1450e8f32de5SMark Haverkamp fibsize, 1451e8f32de5SMark Haverkamp FsaNormal, 1452e8f32de5SMark Haverkamp 0, 1, 1453e8f32de5SMark Haverkamp (fib_callback) io_callback, 1454e8f32de5SMark Haverkamp (void *) cmd); 1455e8f32de5SMark Haverkamp } 1456e8f32de5SMark Haverkamp 14579d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1458e8f32de5SMark Haverkamp { 1459e8f32de5SMark Haverkamp u16 fibsize; 1460e8f32de5SMark Haverkamp struct aac_write *writecmd; 1461b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 14620b433447SMahesh Rajashekhara long ret; 14630b433447SMahesh Rajashekhara 1464e8f32de5SMark Haverkamp aac_fib_init(fib); 1465e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1466e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1467f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1468e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1469b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1470b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1471e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1472e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1473e8f32de5SMark Haverkamp 14740b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 14750b433447SMahesh Rajashekhara if (ret < 0) 14760b433447SMahesh Rajashekhara return ret; 1477e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1478e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1479e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1480e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1481e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1482e8f32de5SMark Haverkamp /* 1483e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1484e8f32de5SMark Haverkamp */ 1485e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1486e8f32de5SMark Haverkamp fib, 1487e8f32de5SMark Haverkamp fibsize, 1488e8f32de5SMark Haverkamp FsaNormal, 1489e8f32de5SMark Haverkamp 0, 1, 1490e8f32de5SMark Haverkamp (fib_callback) io_callback, 1491e8f32de5SMark Haverkamp (void *) cmd); 1492e8f32de5SMark Haverkamp } 1493e8f32de5SMark Haverkamp 1494e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1495e8f32de5SMark Haverkamp { 1496e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1497e8f32de5SMark Haverkamp u32 flag; 1498e8f32de5SMark Haverkamp u32 timeout; 1499e8f32de5SMark Haverkamp 1500e8f32de5SMark Haverkamp aac_fib_init(fib); 1501e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1502e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1503e8f32de5SMark Haverkamp flag = SRB_DataOut; 1504e8f32de5SMark Haverkamp break; 1505e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1506e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1507e8f32de5SMark Haverkamp break; 1508e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1509e8f32de5SMark Haverkamp flag = SRB_DataIn; 1510e8f32de5SMark Haverkamp break; 1511e8f32de5SMark Haverkamp case DMA_NONE: 1512e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1513e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1514e8f32de5SMark Haverkamp break; 1515e8f32de5SMark Haverkamp } 1516e8f32de5SMark Haverkamp 1517e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1518e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1519e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1520e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1521e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1522e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1523242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1524e8f32de5SMark Haverkamp if (timeout == 0) 1525e8f32de5SMark Haverkamp timeout = 1; 1526e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1527e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1528e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1529e8f32de5SMark Haverkamp return srbcmd; 1530e8f32de5SMark Haverkamp } 1531e8f32de5SMark Haverkamp 1532ab5d129fSRaghava Aditya Renukunta static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1533ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *cmd) 1534ab5d129fSRaghava Aditya Renukunta { 1535ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd; 1536ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1537ab5d129fSRaghava Aditya Renukunta int bus, target; 1538ab5d129fSRaghava Aditya Renukunta u64 address; 1539ab5d129fSRaghava Aditya Renukunta 1540ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1541ab5d129fSRaghava Aditya Renukunta 1542ab5d129fSRaghava Aditya Renukunta hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1543ab5d129fSRaghava Aditya Renukunta memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1544ab5d129fSRaghava Aditya Renukunta /* iu_type is a parameter of aac_hba_send */ 1545ab5d129fSRaghava Aditya Renukunta switch (cmd->sc_data_direction) { 1546ab5d129fSRaghava Aditya Renukunta case DMA_TO_DEVICE: 1547ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 2; 1548ab5d129fSRaghava Aditya Renukunta break; 1549ab5d129fSRaghava Aditya Renukunta case DMA_FROM_DEVICE: 1550ab5d129fSRaghava Aditya Renukunta case DMA_BIDIRECTIONAL: 1551ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 1; 1552ab5d129fSRaghava Aditya Renukunta break; 1553ab5d129fSRaghava Aditya Renukunta case DMA_NONE: 1554ab5d129fSRaghava Aditya Renukunta default: 1555ab5d129fSRaghava Aditya Renukunta break; 1556ab5d129fSRaghava Aditya Renukunta } 1557ab5d129fSRaghava Aditya Renukunta hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1558ab5d129fSRaghava Aditya Renukunta 1559ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(cmd)); 1560ab5d129fSRaghava Aditya Renukunta target = scmd_id(cmd); 1561ab5d129fSRaghava Aditya Renukunta hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1562ab5d129fSRaghava Aditya Renukunta 1563ab5d129fSRaghava Aditya Renukunta /* we fill in reply_qid later in aac_src_deliver_message */ 1564ab5d129fSRaghava Aditya Renukunta /* we fill in iu_type, request_id later in aac_hba_send */ 1565ab5d129fSRaghava Aditya Renukunta /* we fill in emb_data_desc_count later in aac_build_sghba */ 1566ab5d129fSRaghava Aditya Renukunta 1567ab5d129fSRaghava Aditya Renukunta memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1568ab5d129fSRaghava Aditya Renukunta hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1569ab5d129fSRaghava Aditya Renukunta 1570ab5d129fSRaghava Aditya Renukunta address = (u64)fib->hw_error_pa; 1571ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1572ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1573ab5d129fSRaghava Aditya Renukunta hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1574ab5d129fSRaghava Aditya Renukunta 1575ab5d129fSRaghava Aditya Renukunta return hbacmd; 1576ab5d129fSRaghava Aditya Renukunta } 1577ab5d129fSRaghava Aditya Renukunta 1578e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1579e8f32de5SMark Haverkamp 1580e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1581e8f32de5SMark Haverkamp { 1582e8f32de5SMark Haverkamp u16 fibsize; 1583e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15840b433447SMahesh Rajashekhara long ret; 1585e8f32de5SMark Haverkamp 15860b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 15870b433447SMahesh Rajashekhara if (ret < 0) 15880b433447SMahesh Rajashekhara return ret; 1589727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1590e8f32de5SMark Haverkamp 1591e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1592e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1593e8f32de5SMark Haverkamp /* 1594e8f32de5SMark Haverkamp * Build Scatter/Gather list 1595e8f32de5SMark Haverkamp */ 1596e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1597e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1598e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1599e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1600e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1601e8f32de5SMark Haverkamp 1602e8f32de5SMark Haverkamp /* 1603e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1604e8f32de5SMark Haverkamp */ 1605e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1606e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1607e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1608e8f32de5SMark Haverkamp (void *) cmd); 1609e8f32de5SMark Haverkamp } 1610e8f32de5SMark Haverkamp 1611e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1612e8f32de5SMark Haverkamp { 1613e8f32de5SMark Haverkamp u16 fibsize; 1614e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 16150b433447SMahesh Rajashekhara long ret; 1616e8f32de5SMark Haverkamp 16170b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 16180b433447SMahesh Rajashekhara if (ret < 0) 16190b433447SMahesh Rajashekhara return ret; 1620727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1621e8f32de5SMark Haverkamp 1622e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1623e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1624e8f32de5SMark Haverkamp /* 1625e8f32de5SMark Haverkamp * Build Scatter/Gather list 1626e8f32de5SMark Haverkamp */ 1627e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1628e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1629e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1630e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1631e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1632e8f32de5SMark Haverkamp 1633e8f32de5SMark Haverkamp /* 1634e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1635e8f32de5SMark Haverkamp */ 1636e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1637e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1638e8f32de5SMark Haverkamp } 1639e8f32de5SMark Haverkamp 164094cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 164194cf6ba1SSalyzyn, Mark { 1642d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 164394cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 164494cf6ba1SSalyzyn, Mark return FAILED; 164594cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 164694cf6ba1SSalyzyn, Mark } 164794cf6ba1SSalyzyn, Mark 1648ab5d129fSRaghava Aditya Renukunta static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1649ab5d129fSRaghava Aditya Renukunta { 1650ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1651ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1652ab5d129fSRaghava Aditya Renukunta long ret; 1653ab5d129fSRaghava Aditya Renukunta 1654ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1655ab5d129fSRaghava Aditya Renukunta 1656ab5d129fSRaghava Aditya Renukunta ret = aac_build_sghba(cmd, hbacmd, 1657ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1658ab5d129fSRaghava Aditya Renukunta if (ret < 0) 1659ab5d129fSRaghava Aditya Renukunta return ret; 1660ab5d129fSRaghava Aditya Renukunta 1661ab5d129fSRaghava Aditya Renukunta /* 1662ab5d129fSRaghava Aditya Renukunta * Now send the HBA command to the adapter 1663ab5d129fSRaghava Aditya Renukunta */ 1664ab5d129fSRaghava Aditya Renukunta fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1665ab5d129fSRaghava Aditya Renukunta sizeof(struct aac_hba_sgl); 1666ab5d129fSRaghava Aditya Renukunta 1667ab5d129fSRaghava Aditya Renukunta return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1668ab5d129fSRaghava Aditya Renukunta (fib_callback) aac_hba_callback, 1669ab5d129fSRaghava Aditya Renukunta (void *) cmd); 1670ab5d129fSRaghava Aditya Renukunta } 1671ab5d129fSRaghava Aditya Renukunta 16728fb39182SRaghava Aditya Renukunta static int aac_send_safw_bmic_cmd(struct aac_dev *dev, 16738fb39182SRaghava Aditya Renukunta struct aac_srb_unit *srbu, void *xfer_buf, int xfer_len) 167471a91ca4SRaghava Aditya Renukunta { 167571a91ca4SRaghava Aditya Renukunta struct fib *fibptr; 167671a91ca4SRaghava Aditya Renukunta dma_addr_t addr; 16778fb39182SRaghava Aditya Renukunta int rcode; 16788fb39182SRaghava Aditya Renukunta int fibsize; 16798fb39182SRaghava Aditya Renukunta struct aac_srb *srb; 16808fb39182SRaghava Aditya Renukunta struct aac_srb_reply *srb_reply; 16818fb39182SRaghava Aditya Renukunta struct sgmap64 *sg64; 16828fb39182SRaghava Aditya Renukunta u32 vbus; 16838fb39182SRaghava Aditya Renukunta u32 vid; 168471a91ca4SRaghava Aditya Renukunta 16858fb39182SRaghava Aditya Renukunta if (!dev->sa_firmware) 16868fb39182SRaghava Aditya Renukunta return 0; 1687ab5d129fSRaghava Aditya Renukunta 16888fb39182SRaghava Aditya Renukunta /* allocate FIB */ 168971a91ca4SRaghava Aditya Renukunta fibptr = aac_fib_alloc(dev); 169071a91ca4SRaghava Aditya Renukunta if (!fibptr) 16918fb39182SRaghava Aditya Renukunta return -ENOMEM; 169271a91ca4SRaghava Aditya Renukunta 169371a91ca4SRaghava Aditya Renukunta aac_fib_init(fibptr); 16948fb39182SRaghava Aditya Renukunta fibptr->hw_fib_va->header.XferState &= 16958fb39182SRaghava Aditya Renukunta ~cpu_to_le32(FastResponseCapable); 169671a91ca4SRaghava Aditya Renukunta 16978fb39182SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) + 16988fb39182SRaghava Aditya Renukunta sizeof(struct sgentry64); 16998fb39182SRaghava Aditya Renukunta 17008fb39182SRaghava Aditya Renukunta /* allocate DMA buffer for response */ 17018fb39182SRaghava Aditya Renukunta addr = dma_map_single(&dev->pdev->dev, xfer_buf, xfer_len, 17028fb39182SRaghava Aditya Renukunta DMA_BIDIRECTIONAL); 17038fb39182SRaghava Aditya Renukunta if (dma_mapping_error(&dev->pdev->dev, addr)) { 17048fb39182SRaghava Aditya Renukunta rcode = -ENOMEM; 17058fb39182SRaghava Aditya Renukunta goto fib_error; 17068fb39182SRaghava Aditya Renukunta } 17078fb39182SRaghava Aditya Renukunta 17088fb39182SRaghava Aditya Renukunta srb = fib_data(fibptr); 17098fb39182SRaghava Aditya Renukunta memcpy(srb, &srbu->srb, sizeof(struct aac_srb)); 17108fb39182SRaghava Aditya Renukunta 17118fb39182SRaghava Aditya Renukunta vbus = (u32)le16_to_cpu( 17128fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus); 17138fb39182SRaghava Aditya Renukunta vid = (u32)le16_to_cpu( 17148fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_target); 17158fb39182SRaghava Aditya Renukunta 17168fb39182SRaghava Aditya Renukunta /* set the common request fields */ 17178fb39182SRaghava Aditya Renukunta srb->channel = cpu_to_le32(vbus); 17188fb39182SRaghava Aditya Renukunta srb->id = cpu_to_le32(vid); 17198fb39182SRaghava Aditya Renukunta srb->lun = 0; 17208fb39182SRaghava Aditya Renukunta srb->function = cpu_to_le32(SRBF_ExecuteScsi); 17218fb39182SRaghava Aditya Renukunta srb->timeout = 0; 17228fb39182SRaghava Aditya Renukunta srb->retry_limit = 0; 17238fb39182SRaghava Aditya Renukunta srb->cdb_size = cpu_to_le32(16); 17248fb39182SRaghava Aditya Renukunta srb->count = cpu_to_le32(xfer_len); 17258fb39182SRaghava Aditya Renukunta 17268fb39182SRaghava Aditya Renukunta sg64 = (struct sgmap64 *)&srb->sg; 17278fb39182SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 17288fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 17298fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 17308fb39182SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(xfer_len); 17318fb39182SRaghava Aditya Renukunta 17328fb39182SRaghava Aditya Renukunta /* 17338fb39182SRaghava Aditya Renukunta * Copy the updated data for other dumping or other usage if needed 17348fb39182SRaghava Aditya Renukunta */ 17358fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb, srb, sizeof(struct aac_srb)); 17368fb39182SRaghava Aditya Renukunta 17378fb39182SRaghava Aditya Renukunta /* issue request to the controller */ 17388fb39182SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, FsaNormal, 17398fb39182SRaghava Aditya Renukunta 1, 1, NULL, NULL); 17408fb39182SRaghava Aditya Renukunta 17418fb39182SRaghava Aditya Renukunta if (rcode == -ERESTARTSYS) 17428fb39182SRaghava Aditya Renukunta rcode = -ERESTART; 17438fb39182SRaghava Aditya Renukunta 17448fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 17458fb39182SRaghava Aditya Renukunta goto bmic_error; 17468fb39182SRaghava Aditya Renukunta 17478fb39182SRaghava Aditya Renukunta srb_reply = (struct aac_srb_reply *)fib_data(fibptr); 17488fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb_reply, srb_reply, sizeof(struct aac_srb_reply)); 17498fb39182SRaghava Aditya Renukunta 17508fb39182SRaghava Aditya Renukunta bmic_error: 17518fb39182SRaghava Aditya Renukunta dma_unmap_single(&dev->pdev->dev, addr, xfer_len, DMA_BIDIRECTIONAL); 17528fb39182SRaghava Aditya Renukunta fib_error: 17538fb39182SRaghava Aditya Renukunta aac_fib_complete(fibptr); 17548fb39182SRaghava Aditya Renukunta aac_fib_free(fibptr); 17558fb39182SRaghava Aditya Renukunta return rcode; 17568fb39182SRaghava Aditya Renukunta } 17578fb39182SRaghava Aditya Renukunta 17580bcb45fbSRaghava Aditya Renukunta static void aac_set_safw_target_qd(struct aac_dev *dev, int bus, int target) 17590bcb45fbSRaghava Aditya Renukunta { 17600bcb45fbSRaghava Aditya Renukunta 17610bcb45fbSRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp; 17620bcb45fbSRaghava Aditya Renukunta 17630bcb45fbSRaghava Aditya Renukunta if (dev->hba_map[bus][target].devtype != AAC_DEVTYPE_NATIVE_RAW) 17640bcb45fbSRaghava Aditya Renukunta return; 17650bcb45fbSRaghava Aditya Renukunta 17660bcb45fbSRaghava Aditya Renukunta identify_resp = dev->hba_map[bus][target].safw_identify_resp; 17670bcb45fbSRaghava Aditya Renukunta if (identify_resp == NULL) { 17680bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17690bcb45fbSRaghava Aditya Renukunta return; 17700bcb45fbSRaghava Aditya Renukunta } 17710bcb45fbSRaghava Aditya Renukunta 17720bcb45fbSRaghava Aditya Renukunta if (identify_resp->current_queue_depth_limit <= 0 || 17730bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit > 255) 17740bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17750bcb45fbSRaghava Aditya Renukunta else 17760bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 17770bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit; 17780bcb45fbSRaghava Aditya Renukunta } 17790bcb45fbSRaghava Aditya Renukunta 1780b5a475e9SRaghava Aditya Renukunta static int aac_issue_safw_bmic_identify(struct aac_dev *dev, 1781e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd **identify_resp, u32 bus, u32 target) 17828fb39182SRaghava Aditya Renukunta { 17838fb39182SRaghava Aditya Renukunta int rcode = -ENOMEM; 1784b5a475e9SRaghava Aditya Renukunta int datasize; 17858fb39182SRaghava Aditya Renukunta struct aac_srb_unit srbu; 17868fb39182SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1787b5a475e9SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_reply; 17888fb39182SRaghava Aditya Renukunta 17898fb39182SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 1790b5a475e9SRaghava Aditya Renukunta identify_reply = kmalloc(datasize, GFP_KERNEL); 1791b5a475e9SRaghava Aditya Renukunta if (!identify_reply) 17928fb39182SRaghava Aditya Renukunta goto out; 17938fb39182SRaghava Aditya Renukunta 17948fb39182SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 17958fb39182SRaghava Aditya Renukunta 17968fb39182SRaghava Aditya Renukunta srbcmd = &srbu.srb; 179771a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 179871a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 179971a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 180071a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 180171a91ca4SRaghava Aditya Renukunta 1802b5a475e9SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, identify_reply, datasize); 18038fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1804e2ee8c94SRaghava Aditya Renukunta goto mem_free_all; 180571a91ca4SRaghava Aditya Renukunta 1806e2ee8c94SRaghava Aditya Renukunta *identify_resp = identify_reply; 1807e2ee8c94SRaghava Aditya Renukunta 180871a91ca4SRaghava Aditya Renukunta out: 180971a91ca4SRaghava Aditya Renukunta return rcode; 1810e2ee8c94SRaghava Aditya Renukunta mem_free_all: 1811e2ee8c94SRaghava Aditya Renukunta kfree(identify_reply); 1812e2ee8c94SRaghava Aditya Renukunta goto out; 181371a91ca4SRaghava Aditya Renukunta } 181471a91ca4SRaghava Aditya Renukunta 1815a25b6ca1SRaghava Aditya Renukunta static inline void aac_free_safw_ciss_luns(struct aac_dev *dev) 1816a25b6ca1SRaghava Aditya Renukunta { 1817a25b6ca1SRaghava Aditya Renukunta kfree(dev->safw_phys_luns); 1818a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = NULL; 1819a25b6ca1SRaghava Aditya Renukunta } 1820a25b6ca1SRaghava Aditya Renukunta 1821a25b6ca1SRaghava Aditya Renukunta /** 1822a25b6ca1SRaghava Aditya Renukunta * aac_get_safw_ciss_luns() Process topology change 1823a25b6ca1SRaghava Aditya Renukunta * @dev: aac_dev structure 1824a25b6ca1SRaghava Aditya Renukunta * @rescan: Indicates rescan 1825a25b6ca1SRaghava Aditya Renukunta * 1826a25b6ca1SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1827a25b6ca1SRaghava Aditya Renukunta * the current hba_map. 1828a25b6ca1SRaghava Aditya Renukunta */ 1829a25b6ca1SRaghava Aditya Renukunta static int aac_get_safw_ciss_luns(struct aac_dev *dev, int rescan) 1830a25b6ca1SRaghava Aditya Renukunta { 1831a25b6ca1SRaghava Aditya Renukunta int rcode = -ENOMEM; 1832a25b6ca1SRaghava Aditya Renukunta int datasize; 1833a25b6ca1SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1834a25b6ca1SRaghava Aditya Renukunta struct aac_srb_unit srbu; 1835a25b6ca1SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1836a25b6ca1SRaghava Aditya Renukunta 1837a25b6ca1SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) + 1838a25b6ca1SRaghava Aditya Renukunta (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1839a25b6ca1SRaghava Aditya Renukunta phys_luns = kmalloc(datasize, GFP_KERNEL); 1840a25b6ca1SRaghava Aditya Renukunta if (phys_luns == NULL) 1841a25b6ca1SRaghava Aditya Renukunta goto out; 1842a25b6ca1SRaghava Aditya Renukunta 1843a25b6ca1SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 1844a25b6ca1SRaghava Aditya Renukunta 1845a25b6ca1SRaghava Aditya Renukunta srbcmd = &srbu.srb; 1846a25b6ca1SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1847a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1848a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1849a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1850a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1851a25b6ca1SRaghava Aditya Renukunta 1852a25b6ca1SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, phys_luns, datasize); 1853a25b6ca1SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1854a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1855a25b6ca1SRaghava Aditya Renukunta 1856a25b6ca1SRaghava Aditya Renukunta if (phys_luns->resp_flag != 2) { 1857a25b6ca1SRaghava Aditya Renukunta rcode = -ENOMSG; 1858a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1859a25b6ca1SRaghava Aditya Renukunta } 1860a25b6ca1SRaghava Aditya Renukunta 1861a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = phys_luns; 1862a25b6ca1SRaghava Aditya Renukunta 1863a25b6ca1SRaghava Aditya Renukunta out: 1864a25b6ca1SRaghava Aditya Renukunta return rcode; 1865a25b6ca1SRaghava Aditya Renukunta mem_free_all: 1866a25b6ca1SRaghava Aditya Renukunta kfree(phys_luns); 1867a25b6ca1SRaghava Aditya Renukunta goto out; 18684b000227SRaghava Aditya Renukunta } 1869a25b6ca1SRaghava Aditya Renukunta 18704b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_lun_count(struct aac_dev *dev) 18714b000227SRaghava Aditya Renukunta { 18724b000227SRaghava Aditya Renukunta return get_unaligned_be32(&dev->safw_phys_luns->list_length[0]); 18734b000227SRaghava Aditya Renukunta } 18744b000227SRaghava Aditya Renukunta 18754b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_bus(struct aac_dev *dev, int lun) 18764b000227SRaghava Aditya Renukunta { 18774b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[1] & 0x3f; 18784b000227SRaghava Aditya Renukunta } 18794b000227SRaghava Aditya Renukunta 18804b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_target(struct aac_dev *dev, int lun) 18814b000227SRaghava Aditya Renukunta { 18824b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[0]; 18834b000227SRaghava Aditya Renukunta } 18844b000227SRaghava Aditya Renukunta 18854b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_expose_flag(struct aac_dev *dev, int lun) 18864b000227SRaghava Aditya Renukunta { 18874b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].bus >> 6; 18884b000227SRaghava Aditya Renukunta } 18894b000227SRaghava Aditya Renukunta 18904b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_attribs(struct aac_dev *dev, int lun) 18914b000227SRaghava Aditya Renukunta { 18924b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[9]; 18934b000227SRaghava Aditya Renukunta } 18944b000227SRaghava Aditya Renukunta 18954b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_nexus(struct aac_dev *dev, int lun) 18964b000227SRaghava Aditya Renukunta { 18974b000227SRaghava Aditya Renukunta return *((u32 *)&dev->safw_phys_luns->lun[lun].node_ident[12]); 18984b000227SRaghava Aditya Renukunta } 18994b000227SRaghava Aditya Renukunta 19004b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_device_type(struct aac_dev *dev, int lun) 19014b000227SRaghava Aditya Renukunta { 19024b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[8]; 1903a25b6ca1SRaghava Aditya Renukunta } 1904a25b6ca1SRaghava Aditya Renukunta 1905e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_identify_resp(struct aac_dev *dev, 1906e2ee8c94SRaghava Aditya Renukunta int bus, int target) 1907e2ee8c94SRaghava Aditya Renukunta { 1908e2ee8c94SRaghava Aditya Renukunta kfree(dev->hba_map[bus][target].safw_identify_resp); 1909e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = NULL; 1910e2ee8c94SRaghava Aditya Renukunta } 1911e2ee8c94SRaghava Aditya Renukunta 1912e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_all_identify_resp(struct aac_dev *dev, 1913e2ee8c94SRaghava Aditya Renukunta int lun_count) 1914e2ee8c94SRaghava Aditya Renukunta { 1915e2ee8c94SRaghava Aditya Renukunta int luns; 1916e2ee8c94SRaghava Aditya Renukunta int i; 1917e2ee8c94SRaghava Aditya Renukunta u32 bus; 1918e2ee8c94SRaghava Aditya Renukunta u32 target; 1919e2ee8c94SRaghava Aditya Renukunta 1920e2ee8c94SRaghava Aditya Renukunta luns = aac_get_safw_phys_lun_count(dev); 1921e2ee8c94SRaghava Aditya Renukunta 1922e2ee8c94SRaghava Aditya Renukunta if (luns < lun_count) 1923e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1924e2ee8c94SRaghava Aditya Renukunta else if (lun_count < 0) 1925e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1926e2ee8c94SRaghava Aditya Renukunta 1927e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; i++) { 1928e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1929e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1930e2ee8c94SRaghava Aditya Renukunta 1931e2ee8c94SRaghava Aditya Renukunta aac_free_safw_identify_resp(dev, bus, target); 1932e2ee8c94SRaghava Aditya Renukunta } 1933e2ee8c94SRaghava Aditya Renukunta } 1934e2ee8c94SRaghava Aditya Renukunta 1935e2ee8c94SRaghava Aditya Renukunta static int aac_get_safw_attr_all_targets(struct aac_dev *dev, int rescan) 1936e2ee8c94SRaghava Aditya Renukunta { 1937e2ee8c94SRaghava Aditya Renukunta int i; 1938e2ee8c94SRaghava Aditya Renukunta int rcode = 0; 1939e2ee8c94SRaghava Aditya Renukunta u32 lun_count; 1940e2ee8c94SRaghava Aditya Renukunta u32 bus; 1941e2ee8c94SRaghava Aditya Renukunta u32 target; 1942e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp = NULL; 1943e2ee8c94SRaghava Aditya Renukunta 1944e2ee8c94SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1945e2ee8c94SRaghava Aditya Renukunta 1946e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1947e2ee8c94SRaghava Aditya Renukunta 1948e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1949e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1950e2ee8c94SRaghava Aditya Renukunta 1951e2ee8c94SRaghava Aditya Renukunta rcode = aac_issue_safw_bmic_identify(dev, 1952e2ee8c94SRaghava Aditya Renukunta &identify_resp, bus, target); 1953e2ee8c94SRaghava Aditya Renukunta 19540bcb45fbSRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1955e2ee8c94SRaghava Aditya Renukunta goto free_identify_resp; 1956e2ee8c94SRaghava Aditya Renukunta 1957e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = identify_resp; 1958e2ee8c94SRaghava Aditya Renukunta } 1959e2ee8c94SRaghava Aditya Renukunta 1960e2ee8c94SRaghava Aditya Renukunta out: 1961e2ee8c94SRaghava Aditya Renukunta return rcode; 1962e2ee8c94SRaghava Aditya Renukunta free_identify_resp: 1963e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, i); 1964e2ee8c94SRaghava Aditya Renukunta goto out; 1965e2ee8c94SRaghava Aditya Renukunta } 1966e2ee8c94SRaghava Aditya Renukunta 1967c83b11e3SRaghava Aditya Renukunta /** 1968b5a475e9SRaghava Aditya Renukunta * aac_set_safw_attr_all_targets- update current hba map with data from FW 1969c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1970c83b11e3SRaghava Aditya Renukunta * @phys_luns: FW information from report phys luns 1971b5a475e9SRaghava Aditya Renukunta * @rescan: Indicates scan type 1972c83b11e3SRaghava Aditya Renukunta * 1973c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1974c83b11e3SRaghava Aditya Renukunta */ 19753edfb8b2SRaghava Aditya Renukunta static void aac_set_safw_attr_all_targets(struct aac_dev *dev, int rescan) 1976c83b11e3SRaghava Aditya Renukunta { 1977c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1978c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1979c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1980c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 1981c83b11e3SRaghava Aditya Renukunta u8 devtype; 19823edfb8b2SRaghava Aditya Renukunta 19834b000227SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1984c83b11e3SRaghava Aditya Renukunta 1985c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1986c83b11e3SRaghava Aditya Renukunta 19874b000227SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 19884b000227SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 19894b000227SRaghava Aditya Renukunta expose_flag = aac_get_safw_phys_expose_flag(dev, i); 19904b000227SRaghava Aditya Renukunta attribs = aac_get_safw_phys_attribs(dev, i); 19914b000227SRaghava Aditya Renukunta nexus = aac_get_safw_phys_nexus(dev, i); 1992c83b11e3SRaghava Aditya Renukunta 1993c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1994c83b11e3SRaghava Aditya Renukunta continue; 1995c83b11e3SRaghava Aditya Renukunta 1996c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].expose = expose_flag; 1997c83b11e3SRaghava Aditya Renukunta 1998c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 1999c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_RAID_MEMBER; 2000c83b11e3SRaghava Aditya Renukunta goto update_devtype; 2001c83b11e3SRaghava Aditya Renukunta } 2002c83b11e3SRaghava Aditya Renukunta 2003c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 2004c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_NATIVE_RAW; 2005c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 2006c83b11e3SRaghava Aditya Renukunta nexus; 2007c83b11e3SRaghava Aditya Renukunta } else 2008c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_ARC_RAW; 2009c83b11e3SRaghava Aditya Renukunta 20100bcb45fbSRaghava Aditya Renukunta aac_set_safw_target_qd(dev, bus, target); 2011c83b11e3SRaghava Aditya Renukunta 2012c83b11e3SRaghava Aditya Renukunta update_devtype: 20136223a39fSRaghava Aditya Renukunta if (rescan == AAC_INIT) 2014c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = devtype; 20156223a39fSRaghava Aditya Renukunta else 20166223a39fSRaghava Aditya Renukunta dev->hba_map[bus][target].new_devtype = devtype; 2017c83b11e3SRaghava Aditya Renukunta } 2018c83b11e3SRaghava Aditya Renukunta } 2019c83b11e3SRaghava Aditya Renukunta 2020fc0fdd9aSRaghava Aditya Renukunta static int aac_setup_safw_targets(struct aac_dev *dev, int rescan) 2021fc0fdd9aSRaghava Aditya Renukunta { 20223edfb8b2SRaghava Aditya Renukunta int rcode = 0; 20233edfb8b2SRaghava Aditya Renukunta 20243edfb8b2SRaghava Aditya Renukunta rcode = aac_get_safw_ciss_luns(dev, rescan); 20253edfb8b2SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20263edfb8b2SRaghava Aditya Renukunta goto out; 20273edfb8b2SRaghava Aditya Renukunta 2028e2ee8c94SRaghava Aditya Renukunta rcode = aac_get_safw_attr_all_targets(dev, rescan); 2029e2ee8c94SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 2030e2ee8c94SRaghava Aditya Renukunta goto free_ciss_luns; 2031e2ee8c94SRaghava Aditya Renukunta 20323edfb8b2SRaghava Aditya Renukunta aac_set_safw_attr_all_targets(dev, rescan); 20333edfb8b2SRaghava Aditya Renukunta 2034e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, -1); 2035e2ee8c94SRaghava Aditya Renukunta free_ciss_luns: 20363edfb8b2SRaghava Aditya Renukunta aac_free_safw_ciss_luns(dev); 20373edfb8b2SRaghava Aditya Renukunta out: 20383edfb8b2SRaghava Aditya Renukunta return rcode; 2039fc0fdd9aSRaghava Aditya Renukunta } 2040fc0fdd9aSRaghava Aditya Renukunta 2041fc0fdd9aSRaghava Aditya Renukunta int aac_setup_safw_adapter(struct aac_dev *dev, int rescan) 2042fc0fdd9aSRaghava Aditya Renukunta { 2043fc0fdd9aSRaghava Aditya Renukunta return aac_setup_safw_targets(dev, rescan); 2044fc0fdd9aSRaghava Aditya Renukunta } 2045fc0fdd9aSRaghava Aditya Renukunta 20461da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 20471da177e4SLinus Torvalds { 20481da177e4SLinus Torvalds struct fib* fibptr; 20491da177e4SLinus Torvalds int rcode; 2050c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 20517c00ffa3SMark Haverkamp struct aac_adapter_info *info; 205284971738SMark Haverkamp struct aac_bus_info *command; 205384971738SMark Haverkamp struct aac_bus_info_response *bus_info; 20547c00ffa3SMark Haverkamp 2055bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 20561da177e4SLinus Torvalds return -ENOMEM; 20571da177e4SLinus Torvalds 2058bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20591da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 20607c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 20611da177e4SLinus Torvalds 2062bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 20631da177e4SLinus Torvalds fibptr, 20647c00ffa3SMark Haverkamp sizeof(*info), 20651da177e4SLinus Torvalds FsaNormal, 20669203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 20671da177e4SLinus Torvalds NULL, 20681da177e4SLinus Torvalds NULL); 20691da177e4SLinus Torvalds 20707c00ffa3SMark Haverkamp if (rcode < 0) { 2071cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 2072cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 2073cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2074bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2075bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2076cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 20777c00ffa3SMark Haverkamp return rcode; 20787c00ffa3SMark Haverkamp } 20797c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 20807c00ffa3SMark Haverkamp 20811c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 20827c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 208306a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 20847c00ffa3SMark Haverkamp 2085bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20867c00ffa3SMark Haverkamp 208706a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 20887c00ffa3SMark Haverkamp 208906a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 20907c00ffa3SMark Haverkamp 2091bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 20927c00ffa3SMark Haverkamp fibptr, 209306a43d17SSalyzyn, Mark sizeof(*sinfo), 20947c00ffa3SMark Haverkamp FsaNormal, 20957c00ffa3SMark Haverkamp 1, 1, 20967c00ffa3SMark Haverkamp NULL, 20977c00ffa3SMark Haverkamp NULL); 20987c00ffa3SMark Haverkamp 20997c00ffa3SMark Haverkamp if (rcode >= 0) 210006a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 2101cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 2102cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 2103cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 2104cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 2105cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 2106cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 21077c00ffa3SMark Haverkamp } 21081da177e4SLinus Torvalds 2109c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 2110c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 211171a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 2112c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 211371a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 211471a91ca4SRaghava Aditya Renukunta } 2115c83b11e3SRaghava Aditya Renukunta } 211684971738SMark Haverkamp 211784971738SMark Haverkamp /* 211884971738SMark Haverkamp * GetBusInfo 211984971738SMark Haverkamp */ 212084971738SMark Haverkamp 2121bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 212284971738SMark Haverkamp 212384971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 212484971738SMark Haverkamp 212584971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 212684971738SMark Haverkamp 212784971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 212884971738SMark Haverkamp 212984971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 213084971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 213184971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 213284971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 213384971738SMark Haverkamp 2134bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 213584971738SMark Haverkamp fibptr, 213684971738SMark Haverkamp sizeof (*bus_info), 213784971738SMark Haverkamp FsaNormal, 213884971738SMark Haverkamp 1, 1, 213984971738SMark Haverkamp NULL, NULL); 214084971738SMark Haverkamp 214194cf6ba1SSalyzyn, Mark /* reasoned default */ 214294cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 214384971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 214484971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 214584971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 214684971738SMark Haverkamp } 214784971738SMark Haverkamp 2148c83b11e3SRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2149fc0fdd9aSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus != 0xffff) 2150fc0fdd9aSRaghava Aditya Renukunta rcode = aac_setup_safw_adapter(dev, AAC_INIT); 2151c83b11e3SRaghava Aditya Renukunta 21528c867b25SMark Haverkamp if (!dev->in_reset) { 215324f02e1dSSalyzyn, Mark char buffer[16]; 21541da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 21557c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 21561da177e4SLinus Torvalds dev->name, 21571da177e4SLinus Torvalds dev->id, 21581da177e4SLinus Torvalds tmp>>24, 21591da177e4SLinus Torvalds (tmp>>16)&0xff, 21601da177e4SLinus Torvalds tmp&0xff, 21617c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 21621c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 21631c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 21641da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 21651da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 21661da177e4SLinus Torvalds dev->name, dev->id, 21671da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21681da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 21691da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 21701da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 21711da177e4SLinus Torvalds dev->name, dev->id, 21721da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21731da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 217424f02e1dSSalyzyn, Mark buffer[0] = '\0'; 2175ee959b00STony Jones if (aac_get_serial_number( 217624f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 217724f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 217824f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 21791c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2180a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2181a45c863fSSalyzyn, Mark dev->name, dev->id, 21821c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 21831c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 21841c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2185a45c863fSSalyzyn, Mark } 21862f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 21871c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2188a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 218929c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 219029c97684SSalyzyn, Mark dev->name, dev->id); 219129c97684SSalyzyn, Mark } 21928c867b25SMark Haverkamp } 21931da177e4SLinus Torvalds 219495e852e1SSalyzyn, Mark dev->cache_protected = 0; 21951c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2196cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 21971da177e4SLinus Torvalds dev->nondasd_support = 0; 21981da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 219995e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 22001da177e4SLinus Torvalds dev->nondasd_support = 1; 22011da177e4SLinus Torvalds 22021da177e4SLinus Torvalds /* 22031da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 22041da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 22051da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 22061da177e4SLinus Torvalds * additional changes changes will have to be made to support 22071da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 22081da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 22091da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 22101da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 22111da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 22121da177e4SLinus Torvalds */ 22131da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 22141da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 22151da177e4SLinus Torvalds dev->nondasd_support = 1; 22161da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 22171da177e4SLinus Torvalds } 22181da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 22191da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 22201da177e4SLinus Torvalds dev->name, dev->id); 22211da177e4SLinus Torvalds 222295e852e1SSalyzyn, Mark if (nondasd != -1) 22231da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 22242f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 22251da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 22261da177e4SLinus Torvalds 2227e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2228d8e96507SLeubner, Achim dev->needs_dac = 1; 22291da177e4SLinus Torvalds dev->dac_support = 0; 2230d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2231d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 22322f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22332f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 22342f7ecc55SSalyzyn, Mark dev->name, dev->id); 22351da177e4SLinus Torvalds dev->dac_support = 1; 22361da177e4SLinus Torvalds } 22371da177e4SLinus Torvalds 22381da177e4SLinus Torvalds if(dacmode != -1) { 22391da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 22401da177e4SLinus Torvalds } 2241d8e96507SLeubner, Achim 2242d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2243d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2244d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2245d8e96507SLeubner, Achim dev->nondasd_support = 0; 2246d8e96507SLeubner, Achim dev->jbod = 0; 2247d8e96507SLeubner, Achim expose_physicals = 0; 2248d8e96507SLeubner, Achim } 2249d8e96507SLeubner, Achim 22508105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 22518105d39dSRaghava Aditya Renukunta if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 22522f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22538105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 22548105d39dSRaghava Aditya Renukunta } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 22558105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 22561da177e4SLinus Torvalds dev->dac_support = 0; 22571da177e4SLinus Torvalds } else { 22588105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 22591da177e4SLinus Torvalds rcode = -ENOMEM; 22601da177e4SLinus Torvalds } 22611da177e4SLinus Torvalds } 22627c00ffa3SMark Haverkamp /* 2263e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2264e8f32de5SMark Haverkamp * interface. 22657c00ffa3SMark Haverkamp */ 2266e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 226794cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 226894cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 226994cf6ba1SSalyzyn, Mark : aac_scsi_64) 2270e8f32de5SMark Haverkamp : aac_scsi_32; 2271e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2272e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2273e8f32de5SMark Haverkamp ? aac_bounds_64 2274e8f32de5SMark Haverkamp : aac_bounds_32; 2275e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2276e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2277e8f32de5SMark Haverkamp } else { 2278e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 22797c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 22807c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 228163a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 228263a70eeaSMark Haverkamp sizeof(struct sgentry); 22837c00ffa3SMark Haverkamp if (dev->dac_support) { 2284e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2285e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 22867c00ffa3SMark Haverkamp /* 22877c00ffa3SMark Haverkamp * 38 scatter gather elements 22887c00ffa3SMark Haverkamp */ 22897c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 22907c00ffa3SMark Haverkamp (dev->max_fib_size - 22917c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 22927c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 229363a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 229463a70eeaSMark Haverkamp sizeof(struct sgentry64); 2295e8f32de5SMark Haverkamp } else { 2296e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2297e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 22987c00ffa3SMark Haverkamp } 22997c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 23007c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 23017c00ffa3SMark Haverkamp /* 23027c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 23037c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 23047c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 23057c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 23067c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 23077c00ffa3SMark Haverkamp * element. 23087c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 23097c00ffa3SMark Haverkamp */ 23107c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 23117c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 23127c00ffa3SMark Haverkamp } 23130e68c003SMark Haverkamp } 2314ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2315ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2316ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2317ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2318ab5d129fSRaghava Aditya Renukunta 2319cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2320cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2321bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2322bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2323cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 23241da177e4SLinus Torvalds 23251da177e4SLinus Torvalds return rcode; 23261da177e4SLinus Torvalds } 23271da177e4SLinus Torvalds 23281da177e4SLinus Torvalds 2329e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 23301da177e4SLinus Torvalds { 23311da177e4SLinus Torvalds struct aac_dev *dev; 23321da177e4SLinus Torvalds struct aac_read_reply *readreply; 23331da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 23341da177e4SLinus Torvalds u32 cid; 23351da177e4SLinus Torvalds 23361da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 23371da177e4SLinus Torvalds 233803d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 233903d44337SMark Haverkamp return; 234003d44337SMark Haverkamp 23411a655040SSalyzyn, Mark dev = fibptr->dev; 2342e5718774SMark Haverkamp cid = scmd_id(scsicmd); 23431da177e4SLinus Torvalds 23447a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 23457a8cf29dSMark Haverkamp u64 lba; 23467a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 23477a8cf29dSMark Haverkamp case WRITE_6: 23487a8cf29dSMark Haverkamp case READ_6: 23497a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 23507a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23517a8cf29dSMark Haverkamp break; 23527a8cf29dSMark Haverkamp case WRITE_16: 23537a8cf29dSMark Haverkamp case READ_16: 23547a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23557a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23567a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23577a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23587a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23597a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23607a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23617a8cf29dSMark Haverkamp break; 23627a8cf29dSMark Haverkamp case WRITE_12: 23637a8cf29dSMark Haverkamp case READ_12: 23647a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23657a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23667a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23677a8cf29dSMark Haverkamp break; 23687a8cf29dSMark Haverkamp default: 23697a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23707a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23717a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23727a8cf29dSMark Haverkamp break; 23737a8cf29dSMark Haverkamp } 23747a8cf29dSMark Haverkamp printk(KERN_DEBUG 23757a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 23767a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 23777a8cf29dSMark Haverkamp } 23781da177e4SLinus Torvalds 2379125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 23801da177e4SLinus Torvalds 2381727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2382727eead6SFUJITA Tomonori 23831da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2384655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2385655d722cSMark Salyzyn case ST_OK: 2386655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2387655d722cSMark Salyzyn SAM_STAT_GOOD; 2388655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2389655d722cSMark Salyzyn break; 2390655d722cSMark Salyzyn case ST_NOT_READY: 2391655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2392655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2393655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2394655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2395655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2396655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2397655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2398655d722cSMark Salyzyn break; 2399f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2400f956a669SRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2401f956a669SRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 2402f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2403f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2404f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2405f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2406f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2407f956a669SRaghava Aditya Renukunta break; 2408655d722cSMark Salyzyn default: 24097c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2410e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 24111da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 24127c00ffa3SMark Haverkamp #endif 2413655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2414655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 24158e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 24168e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 24178e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 24181da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 24193ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 24203ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2421655d722cSMark Salyzyn break; 24221da177e4SLinus Torvalds } 2423bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 24241da177e4SLinus Torvalds 24258e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 24261da177e4SLinus Torvalds } 24271da177e4SLinus Torvalds 24289e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 24291da177e4SLinus Torvalds { 24307a8cf29dSMark Haverkamp u64 lba; 24311da177e4SLinus Torvalds u32 count; 24321da177e4SLinus Torvalds int status; 24331da177e4SLinus Torvalds struct aac_dev *dev; 24341da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2435da3cc679SRajashekhara, Mahesh int cid; 24361da177e4SLinus Torvalds 24371da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24381da177e4SLinus Torvalds /* 24391da177e4SLinus Torvalds * Get block address and transfer length 24401da177e4SLinus Torvalds */ 24417a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 24427a8cf29dSMark Haverkamp case READ_6: 24439e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 24441da177e4SLinus Torvalds 24457a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 24467a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 24471da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 24481da177e4SLinus Torvalds 24491da177e4SLinus Torvalds if (count == 0) 24501da177e4SLinus Torvalds count = 256; 24517a8cf29dSMark Haverkamp break; 24527a8cf29dSMark Haverkamp case READ_16: 24539e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 24547a8cf29dSMark Haverkamp 24557a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 24567a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 24577a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 24587a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 24597a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 24607a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24617a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24627a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 24637a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 24647a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 24657a8cf29dSMark Haverkamp break; 24667a8cf29dSMark Haverkamp case READ_12: 24679e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 24687a8cf29dSMark Haverkamp 24697a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24707a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24717a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24727a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 24737a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24747a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24757a8cf29dSMark Haverkamp break; 24767a8cf29dSMark Haverkamp default: 24779e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 24781da177e4SLinus Torvalds 24797a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24807a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24817a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24821da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24837a8cf29dSMark Haverkamp break; 24841da177e4SLinus Torvalds } 2485da3cc679SRajashekhara, Mahesh 2486da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2487da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2488da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2489da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2490da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2491da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2492da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2493da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2494da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2495da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2496da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2497da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2498da3cc679SRajashekhara, Mahesh return 1; 2499da3cc679SRajashekhara, Mahesh } 2500da3cc679SRajashekhara, Mahesh 25017a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 25027c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2503e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 25047a8cf29dSMark Haverkamp return 0; 25051da177e4SLinus Torvalds /* 25061da177e4SLinus Torvalds * Alocate and initialize a Fib 25071da177e4SLinus Torvalds */ 25086bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 25091ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2510e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 25111da177e4SLinus Torvalds 25121da177e4SLinus Torvalds /* 25131da177e4SLinus Torvalds * Check that the command queued to the controller 25141da177e4SLinus Torvalds */ 25151ae948faSBrian King if (status == -EINPROGRESS) 25161da177e4SLinus Torvalds return 0; 25171da177e4SLinus Torvalds 2518bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 25191da177e4SLinus Torvalds /* 25201da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25211da177e4SLinus Torvalds */ 25221da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 25238e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2524bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2525bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25261da177e4SLinus Torvalds return 0; 25271da177e4SLinus Torvalds } 25281da177e4SLinus Torvalds 25299e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 25301da177e4SLinus Torvalds { 25317a8cf29dSMark Haverkamp u64 lba; 25321da177e4SLinus Torvalds u32 count; 25339d399cc7SSalyzyn, Mark int fua; 25341da177e4SLinus Torvalds int status; 25351da177e4SLinus Torvalds struct aac_dev *dev; 25361da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2537da3cc679SRajashekhara, Mahesh int cid; 25381da177e4SLinus Torvalds 25391da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 25401da177e4SLinus Torvalds /* 25411da177e4SLinus Torvalds * Get block address and transfer length 25421da177e4SLinus Torvalds */ 25431da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 25441da177e4SLinus Torvalds { 25451da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 25461da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 25471da177e4SLinus Torvalds if (count == 0) 25481da177e4SLinus Torvalds count = 256; 25499d399cc7SSalyzyn, Mark fua = 0; 25507a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 25519e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 25527a8cf29dSMark Haverkamp 25537a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 25547a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 25557a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 25567a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 25577a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 25587a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 25597a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25607a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 25617a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 25629d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25637a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 25649e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 25657a8cf29dSMark Haverkamp 25667a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 25677a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25687a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 25697a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25709d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25711da177e4SLinus Torvalds } else { 25729e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 25737a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25741da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25759d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25761da177e4SLinus Torvalds } 2577da3cc679SRajashekhara, Mahesh 2578da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2579da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2580da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2581da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2582da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2583da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2584da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2585da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2586da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2587da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2588da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2589da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2590da3cc679SRajashekhara, Mahesh return 1; 2591da3cc679SRajashekhara, Mahesh } 2592da3cc679SRajashekhara, Mahesh 25937a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 25941da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2595e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 25967a8cf29dSMark Haverkamp return 0; 25971da177e4SLinus Torvalds /* 25981da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 25991da177e4SLinus Torvalds */ 26006bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 26011ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 26029d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 26031da177e4SLinus Torvalds 26041da177e4SLinus Torvalds /* 26051da177e4SLinus Torvalds * Check that the command queued to the controller 26061da177e4SLinus Torvalds */ 26071ae948faSBrian King if (status == -EINPROGRESS) 26081da177e4SLinus Torvalds return 0; 26091da177e4SLinus Torvalds 2610bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 26111da177e4SLinus Torvalds /* 26121da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 26131da177e4SLinus Torvalds */ 26141da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 26158e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 26161da177e4SLinus Torvalds 2617bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2618bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26191da177e4SLinus Torvalds return 0; 26201da177e4SLinus Torvalds } 26211da177e4SLinus Torvalds 26221da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 26231da177e4SLinus Torvalds { 26241da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 26251da177e4SLinus Torvalds struct scsi_cmnd *cmd; 26261da177e4SLinus Torvalds 26271da177e4SLinus Torvalds cmd = context; 26281da177e4SLinus Torvalds 262903d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 263003d44337SMark Haverkamp return; 263103d44337SMark Haverkamp 26321da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 26331da177e4SLinus Torvalds smp_processor_id(), jiffies)); 26341da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 26351da177e4SLinus Torvalds 26361da177e4SLinus Torvalds 26371da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 26381da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 26391da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 26401da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 26411da177e4SLinus Torvalds else { 26421da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 26431a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2644e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 26451da177e4SLinus Torvalds printk(KERN_WARNING 26461da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 26471da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 26481da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 26491da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 26508e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 26518e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 26528e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 26531da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2654b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2655b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 26561da177e4SLinus Torvalds } 26571da177e4SLinus Torvalds 2658bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2659bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 26608e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 26611da177e4SLinus Torvalds } 26621da177e4SLinus Torvalds 26639e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 26641da177e4SLinus Torvalds { 26651da177e4SLinus Torvalds int status; 26661da177e4SLinus Torvalds struct fib *cmd_fibcontext; 26671da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 26681da177e4SLinus Torvalds struct scsi_cmnd *cmd; 26691da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 26701da177e4SLinus Torvalds int active = 0; 267190ee3466SMark Haverkamp struct aac_dev *aac; 2672b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 2673b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 2674b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 26751da177e4SLinus Torvalds unsigned long flags; 26761da177e4SLinus Torvalds 26771da177e4SLinus Torvalds /* 267877d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 267977d644d4SMark Haverkamp * specific target (block). 26801da177e4SLinus Torvalds */ 26811da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 26821da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 2683b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 2684b90f90d2SSalyzyn, Mark u64 cmnd_lba; 2685b90f90d2SSalyzyn, Mark u32 cmnd_count; 2686b90f90d2SSalyzyn, Mark 2687b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 2688b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 2689b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 2690b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 2691b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 2692b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 2693b90f90d2SSalyzyn, Mark cmnd_count = 256; 2694b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 2695b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 2696b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 2697b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 2698b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 2699b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 2700b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2701b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2702b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2703b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 2704b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 2705b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 2706b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 2707b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 2708b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2709b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2710b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2711b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2712b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 2713b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2714b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2715b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2716b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 2717b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2718b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2719b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2720b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2721b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 2722b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 2723b90f90d2SSalyzyn, Mark } else 2724b90f90d2SSalyzyn, Mark continue; 2725b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 2726b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 2727b90f90d2SSalyzyn, Mark continue; 27281da177e4SLinus Torvalds ++active; 27291da177e4SLinus Torvalds break; 27301da177e4SLinus Torvalds } 27311da177e4SLinus Torvalds 27321da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 27331da177e4SLinus Torvalds 27341da177e4SLinus Torvalds /* 27351da177e4SLinus Torvalds * Yield the processor (requeue for later) 27361da177e4SLinus Torvalds */ 27371da177e4SLinus Torvalds if (active) 27381da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 27391da177e4SLinus Torvalds 2740f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 27418c867b25SMark Haverkamp if (aac->in_reset) 27428c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 27438c867b25SMark Haverkamp 27441da177e4SLinus Torvalds /* 27457c00ffa3SMark Haverkamp * Allocate and initialize a Fib 27461da177e4SLinus Torvalds */ 274790ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 27481da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 27491da177e4SLinus Torvalds 2750bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 27511da177e4SLinus Torvalds 27521da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 27531da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 27541da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 27559e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 27561da177e4SLinus Torvalds synchronizecmd->count = 27571da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 27581ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 27591da177e4SLinus Torvalds 27601da177e4SLinus Torvalds /* 27611da177e4SLinus Torvalds * Now send the Fib to the adapter 27621da177e4SLinus Torvalds */ 2763bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 27641da177e4SLinus Torvalds cmd_fibcontext, 27651da177e4SLinus Torvalds sizeof(struct aac_synchronize), 27661da177e4SLinus Torvalds FsaNormal, 27671da177e4SLinus Torvalds 0, 1, 27681da177e4SLinus Torvalds (fib_callback)synchronize_callback, 27691da177e4SLinus Torvalds (void *)scsicmd); 27701da177e4SLinus Torvalds 27711da177e4SLinus Torvalds /* 27721da177e4SLinus Torvalds * Check that the command queued to the controller 27731da177e4SLinus Torvalds */ 27741ae948faSBrian King if (status == -EINPROGRESS) 27751da177e4SLinus Torvalds return 0; 27761da177e4SLinus Torvalds 27771da177e4SLinus Torvalds printk(KERN_WARNING 2778bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2779bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2780bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 27811da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 27821da177e4SLinus Torvalds } 27831da177e4SLinus Torvalds 2784655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2785655d722cSMark Salyzyn { 2786655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2787655d722cSMark Salyzyn 2788655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2789655d722cSMark Salyzyn return; 2790655d722cSMark Salyzyn 2791655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2792655d722cSMark Salyzyn 2793655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2794655d722cSMark Salyzyn 2795655d722cSMark Salyzyn aac_fib_complete(fibptr); 2796655d722cSMark Salyzyn aac_fib_free(fibptr); 2797655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2798655d722cSMark Salyzyn } 2799655d722cSMark Salyzyn 2800655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2801655d722cSMark Salyzyn { 2802655d722cSMark Salyzyn int status; 2803655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2804655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2805655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2806655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2807655d722cSMark Salyzyn 28081c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2809655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2810655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2811655d722cSMark Salyzyn SAM_STAT_GOOD; 2812655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2813655d722cSMark Salyzyn return 0; 2814655d722cSMark Salyzyn } 2815655d722cSMark Salyzyn 2816655d722cSMark Salyzyn if (aac->in_reset) 2817655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2818655d722cSMark Salyzyn 2819655d722cSMark Salyzyn /* 2820655d722cSMark Salyzyn * Allocate and initialize a Fib 2821655d722cSMark Salyzyn */ 28226bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2823655d722cSMark Salyzyn 2824655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2825655d722cSMark Salyzyn 2826655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2827655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2828655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2829655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2830655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2831655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2832655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2833655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2834655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 28351ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2836655d722cSMark Salyzyn 2837655d722cSMark Salyzyn /* 2838655d722cSMark Salyzyn * Now send the Fib to the adapter 2839655d722cSMark Salyzyn */ 2840655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2841655d722cSMark Salyzyn cmd_fibcontext, 2842655d722cSMark Salyzyn sizeof(struct aac_power_management), 2843655d722cSMark Salyzyn FsaNormal, 2844655d722cSMark Salyzyn 0, 1, 2845655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2846655d722cSMark Salyzyn (void *)scsicmd); 2847655d722cSMark Salyzyn 2848655d722cSMark Salyzyn /* 2849655d722cSMark Salyzyn * Check that the command queued to the controller 2850655d722cSMark Salyzyn */ 28511ae948faSBrian King if (status == -EINPROGRESS) 2852655d722cSMark Salyzyn return 0; 2853655d722cSMark Salyzyn 2854655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2855655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2856655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2857655d722cSMark Salyzyn } 2858655d722cSMark Salyzyn 28591da177e4SLinus Torvalds /** 28601da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 28611da177e4SLinus Torvalds * @scsicmd: SCSI command block 28621da177e4SLinus Torvalds * 28631da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 28641da177e4SLinus Torvalds * aacraid firmware. 28651da177e4SLinus Torvalds */ 28661da177e4SLinus Torvalds 28671da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 28681da177e4SLinus Torvalds { 2869ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 28701da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 28711da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 28721da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 28731da177e4SLinus Torvalds 287490ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 287590ee3466SMark Haverkamp return -1; 28761da177e4SLinus Torvalds /* 28771da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 28781da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 28791da177e4SLinus Torvalds * itself. 28801da177e4SLinus Torvalds */ 28811a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 28821a655040SSalyzyn, Mark if (cid != host->this_id) { 28831a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 28841a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2885e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 28861da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2887c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28881da177e4SLinus Torvalds } 28891da177e4SLinus Torvalds 28901da177e4SLinus Torvalds /* 28911da177e4SLinus Torvalds * If the target container doesn't exist, it may have 28921da177e4SLinus Torvalds * been newly created 28931da177e4SLinus Torvalds */ 2894655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2895655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2896655d722cSMark Salyzyn NOT_READY)) { 28971da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2898eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 28997a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 29007a8cf29dSMark Haverkamp !(dev->raw_io_64) || 29017a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 29027a8cf29dSMark Haverkamp break; 29031da177e4SLinus Torvalds case INQUIRY: 29041da177e4SLinus Torvalds case READ_CAPACITY: 29051da177e4SLinus Torvalds case TEST_UNIT_READY: 29068c867b25SMark Haverkamp if (dev->in_reset) 29078c867b25SMark Haverkamp return -1; 2908fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2909fe76df42SMark Haverkamp aac_probe_container_callback2); 29101da177e4SLinus Torvalds default: 29111da177e4SLinus Torvalds break; 29121da177e4SLinus Torvalds } 29131da177e4SLinus Torvalds } 29141da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2915ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2916ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2917ab5d129fSRaghava Aditya Renukunta (dev->hba_map[bus][cid].expose 2918ab5d129fSRaghava Aditya Renukunta == AAC_HIDE_DISK)){ 2919ab5d129fSRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY) { 2920ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 2921ab5d129fSRaghava Aditya Renukunta goto scsi_done_ret; 2922ab5d129fSRaghava Aditya Renukunta } 2923ab5d129fSRaghava Aditya Renukunta } 2924ab5d129fSRaghava Aditya Renukunta 2925ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2926ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2927ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2928ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2929ab5d129fSRaghava Aditya Renukunta return -1; 2930ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2931ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2932cb1042f2SSalyzyn, Mark dev->jbod) { 29338c867b25SMark Haverkamp if (dev->in_reset) 29348c867b25SMark Haverkamp return -1; 29351da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 29361da177e4SLinus Torvalds } else { 29371da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2938c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 29391da177e4SLinus Torvalds } 29401da177e4SLinus Torvalds } 29411da177e4SLinus Torvalds } 29421da177e4SLinus Torvalds /* 29431da177e4SLinus Torvalds * else Command for the controller itself 29441da177e4SLinus Torvalds */ 29451da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 29461da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 29471da177e4SLinus Torvalds { 29481da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 29491da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 29508e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 29518e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 29528e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 29531da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 29543ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 29553ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2956c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 29571da177e4SLinus Torvalds } 29581da177e4SLinus Torvalds 29591da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2960c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2961c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2962c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2963c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2964c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2965c4e2fbcaSRaghava Aditya Renukunta return -1; 2966c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2967c4e2fbcaSRaghava Aditya Renukunta 2968c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2969c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2970c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2971c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2972c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2973c4e2fbcaSRaghava Aditya Renukunta return -1; 2974c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2975c4e2fbcaSRaghava Aditya Renukunta 2976c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2977c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 2978c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2979c4e2fbcaSRaghava Aditya Renukunta break; 2980c4e2fbcaSRaghava Aditya Renukunta } 2981c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2982c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2983c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 29841da177e4SLinus Torvalds case INQUIRY: 29851da177e4SLinus Torvalds { 29863b2946ccSMark Haverkamp struct inquiry_data inq_data; 29871da177e4SLinus Torvalds 29881a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 29893b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 29901da177e4SLinus Torvalds 2991d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 299288e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 299388e2f98eSSalyzyn, Mark 299488e2f98eSSalyzyn, Mark /* EVPD bit set */ 299588e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 299688e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 299788e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 299888e2f98eSSalyzyn, Mark /* supported vital product data pages */ 29995d910649SMahesh Rajashekhara arr[3] = 3; 300088e2f98eSSalyzyn, Mark arr[4] = 0x0; 300188e2f98eSSalyzyn, Mark arr[5] = 0x80; 30025d910649SMahesh Rajashekhara arr[6] = 0x83; 300388e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 3004d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 300588e2f98eSSalyzyn, Mark sizeof(inq_data)); 3006c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 300788e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 300888e2f98eSSalyzyn, Mark /* unit serial number page */ 300988e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 301088e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 301188e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 3012d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 301388e2f98eSSalyzyn, Mark sizeof(inq_data)); 3014d8e96507SLeubner, Achim if (aac_wwn != 2) 3015d8e96507SLeubner, Achim return aac_get_container_serial( 3016d8e96507SLeubner, Achim scsicmd); 3017c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 30185d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 30195d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 30205d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 30215d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 30225d910649SMahesh Rajashekhara scmd_id(scsicmd)); 30235d910649SMahesh Rajashekhara if (aac_wwn != 2) 30245d910649SMahesh Rajashekhara return aac_get_container_serial( 30255d910649SMahesh Rajashekhara scsicmd); 3026c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 302788e2f98eSSalyzyn, Mark } else { 302888e2f98eSSalyzyn, Mark /* vpd page not implemented */ 302988e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 303088e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 303188e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 30328e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 30338e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 30348e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 303588e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 303688e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 30373ace426fSSalyzyn, Mark min_t(size_t, 30383ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 30393ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 304088e2f98eSSalyzyn, Mark } 3041c4e2fbcaSRaghava Aditya Renukunta break; 304288e2f98eSSalyzyn, Mark } 30433b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 30443b2946ccSMark 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 */ 30453b2946ccSMark Haverkamp inq_data.inqd_len = 31; 30461da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 30473b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 30481da177e4SLinus Torvalds /* 30491da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 30501da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 30511da177e4SLinus Torvalds */ 30521a655040SSalyzyn, Mark if (cid == host->this_id) { 30536391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 30543b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 3055d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 3056d4345028SFUJITA Tomonori sizeof(inq_data)); 3057c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3058c4e2fbcaSRaghava Aditya Renukunta break; 30591da177e4SLinus Torvalds } 30608c867b25SMark Haverkamp if (dev->in_reset) 30618c867b25SMark Haverkamp return -1; 3062794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 30633b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 3064d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 30659e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 30661da177e4SLinus Torvalds } 3067eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 30687a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 30697a8cf29dSMark Haverkamp !(dev->raw_io_64) || 30707a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 30717a8cf29dSMark Haverkamp break; 30727a8cf29dSMark Haverkamp { 30737a8cf29dSMark Haverkamp u64 capacity; 307407ce5ebaSMark Haverkamp char cp[13]; 3075b271f1c8SFUJITA Tomonori unsigned int alloc_len; 30767a8cf29dSMark Haverkamp 30777a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 30787a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 30797a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 30807a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 30817a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 30827a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 30837a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 30847a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 30857a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 30867a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 3087b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3088b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3089b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3090b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 309107ce5ebaSMark Haverkamp cp[12] = 0; 309207ce5ebaSMark Haverkamp 3093b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 3094b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 3095b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 3096b271f1c8SFUJITA Tomonori 3097b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 3098d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 3099b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 3100b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 3101b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 31027a8cf29dSMark Haverkamp 31037a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 31047a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 31057a8cf29dSMark Haverkamp 3106c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3107c4e2fbcaSRaghava Aditya Renukunta break; 31087a8cf29dSMark Haverkamp } 31097a8cf29dSMark Haverkamp 31101da177e4SLinus Torvalds case READ_CAPACITY: 31111da177e4SLinus Torvalds { 31121da177e4SLinus Torvalds u32 capacity; 31133b2946ccSMark Haverkamp char cp[8]; 31141da177e4SLinus Torvalds 31151da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 31167a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 31171da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 31181da177e4SLinus Torvalds else 31191da177e4SLinus Torvalds capacity = (u32)-1; 31203b2946ccSMark Haverkamp 31211da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 31221da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 31231da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 31241da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 3125b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3126b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3127b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3128b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 3129d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 31307a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 31317a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 3132c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3133c4e2fbcaSRaghava Aditya Renukunta break; 31341da177e4SLinus Torvalds } 31351da177e4SLinus Torvalds 31361da177e4SLinus Torvalds case MODE_SENSE: 31371da177e4SLinus Torvalds { 31389d399cc7SSalyzyn, Mark int mode_buf_length = 4; 3139b836439fSMahesh Rajashekhara u32 capacity; 3140b836439fSMahesh Rajashekhara aac_modep_data mpd; 3141b836439fSMahesh Rajashekhara 3142b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3143b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3144b836439fSMahesh Rajashekhara else 3145b836439fSMahesh Rajashekhara capacity = (u32)-1; 31461da177e4SLinus Torvalds 31471da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 3148b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 3149b836439fSMahesh Rajashekhara 3150b836439fSMahesh Rajashekhara /* Mode data length */ 3151b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 3152b836439fSMahesh Rajashekhara /* Medium type - default */ 3153b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 3154b836439fSMahesh Rajashekhara /* Device-specific param, 31559d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 31569d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3157b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 3158b836439fSMahesh Rajashekhara 315995e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3160b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 3161b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 3162b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 3163b836439fSMahesh Rajashekhara else { 3164b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 3165b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 3166b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 3167b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3168b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3169b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3170b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3171b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 31725d910649SMahesh Rajashekhara 31735d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 31745d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 31755d910649SMahesh Rajashekhara /* page length */ 31765d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 31775d910649SMahesh Rajashekhara /* Mode data length */ 31785d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 31795d910649SMahesh Rajashekhara } else { 31805d910649SMahesh Rajashekhara /* Mode data length */ 31815d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 31825d910649SMahesh Rajashekhara } 31835d910649SMahesh Rajashekhara 3184b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3185b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3186b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3187b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3188b836439fSMahesh Rajashekhara } else { 3189b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3190b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3191b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3192b836439fSMahesh Rajashekhara } 3193b836439fSMahesh Rajashekhara } 31949d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31959d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3196b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3197b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3198b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3199b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 320095e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3201b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 32025d910649SMahesh Rajashekhara } 32035d910649SMahesh Rajashekhara 32049d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 32059d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 32065d910649SMahesh Rajashekhara else 32075d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3208b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3209b836439fSMahesh Rajashekhara (char *)&mpd, 3210b836439fSMahesh Rajashekhara mode_buf_length); 3211c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3212c4e2fbcaSRaghava Aditya Renukunta break; 32131da177e4SLinus Torvalds } 32141da177e4SLinus Torvalds case MODE_SENSE_10: 32151da177e4SLinus Torvalds { 3216b836439fSMahesh Rajashekhara u32 capacity; 32179d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3218b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3219b836439fSMahesh Rajashekhara 3220b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3221b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3222b836439fSMahesh Rajashekhara else 3223b836439fSMahesh Rajashekhara capacity = (u32)-1; 32241da177e4SLinus Torvalds 32251da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3226b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3227b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3228b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3229b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3230b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3231b836439fSMahesh Rajashekhara /* Medium type - default */ 3232b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3233b836439fSMahesh Rajashekhara /* Device-specific param, 32349d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 32359d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3236b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3237b836439fSMahesh Rajashekhara 323895e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3239b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3240b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3241b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3242b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3243b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3244b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3245b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3246b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3247b836439fSMahesh Rajashekhara } else { 3248b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3249b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3250b836439fSMahesh Rajashekhara 3251b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3252b836439fSMahesh Rajashekhara 3253b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3254b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3255b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3256b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3257b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3258b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3259b836439fSMahesh Rajashekhara 3260b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3261b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3262b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3263b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3264b836439fSMahesh Rajashekhara } else { 3265b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3266b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3267b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3268b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3269b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3270b836439fSMahesh Rajashekhara capacity & 0xff; 3271b836439fSMahesh Rajashekhara } 3272b836439fSMahesh Rajashekhara } 32739d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 32749d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3275b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3276b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3277b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3278b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 327995e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3280b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 32819d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 32829d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 32839d399cc7SSalyzyn, Mark } 3284b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3285b836439fSMahesh Rajashekhara (char *)&mpd10, 3286b836439fSMahesh Rajashekhara mode_buf_length); 32871da177e4SLinus Torvalds 3288c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3289c4e2fbcaSRaghava Aditya Renukunta break; 32901da177e4SLinus Torvalds } 32911da177e4SLinus Torvalds case REQUEST_SENSE: 32921da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3293c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3294c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3295c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3296c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3297c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3298c4e2fbcaSRaghava Aditya Renukunta break; 32991da177e4SLinus Torvalds 33001da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 33011da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 33021da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 33031da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 33041da177e4SLinus Torvalds else 33051da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 33061da177e4SLinus Torvalds 3307c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3308c4e2fbcaSRaghava Aditya Renukunta break; 33091da177e4SLinus Torvalds /* 33101da177e4SLinus Torvalds * These commands are all No-Ops 33111da177e4SLinus Torvalds */ 33121da177e4SLinus Torvalds case TEST_UNIT_READY: 3313655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3314655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3315655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 3316655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3317655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3318655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3319655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3320655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3321655d722cSMark Salyzyn min_t(size_t, 3322655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3323655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3324c4e2fbcaSRaghava Aditya Renukunta break; 3325655d722cSMark Salyzyn } 33261da177e4SLinus Torvalds case RESERVE: 33271da177e4SLinus Torvalds case RELEASE: 33281da177e4SLinus Torvalds case REZERO_UNIT: 33291da177e4SLinus Torvalds case REASSIGN_BLOCKS: 33301da177e4SLinus Torvalds case SEEK_10: 3331c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3332c4e2fbcaSRaghava Aditya Renukunta break; 3333655d722cSMark Salyzyn 3334655d722cSMark Salyzyn case START_STOP: 3335655d722cSMark Salyzyn return aac_start_stop(scsicmd); 33361da177e4SLinus Torvalds 333795e852e1SSalyzyn, Mark /* FALLTHRU */ 33381da177e4SLinus Torvalds default: 33391da177e4SLinus Torvalds /* 33401da177e4SLinus Torvalds * Unhandled commands 33411da177e4SLinus Torvalds */ 3342c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3343c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3344c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3345c4e2fbcaSRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 33468e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 33471da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 33488e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 33491da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 33503ace426fSSalyzyn, Mark min_t(size_t, 33513ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 33523ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3353c4e2fbcaSRaghava Aditya Renukunta } 3354c4e2fbcaSRaghava Aditya Renukunta 3355c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3356c4e2fbcaSRaghava Aditya Renukunta 33571da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 33581da177e4SLinus Torvalds return 0; 33591da177e4SLinus Torvalds } 33601da177e4SLinus Torvalds 33611da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 33621da177e4SLinus Torvalds { 33631da177e4SLinus Torvalds struct aac_query_disk qd; 33641da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33651da177e4SLinus Torvalds 33661da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 336790ee3466SMark Haverkamp if (!fsa_dev_ptr) 336865101355SMark Haverkamp return -EBUSY; 33691da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 33701da177e4SLinus Torvalds return -EFAULT; 3371e6fd916aSDan Carpenter if (qd.cnum == -1) { 3372e6fd916aSDan Carpenter if (qd.id < 0 || qd.id >= dev->maximum_num_containers) 3373e6fd916aSDan Carpenter return -EINVAL; 3374e5718774SMark Haverkamp qd.cnum = qd.id; 3375e6fd916aSDan Carpenter } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { 33761da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 33771da177e4SLinus Torvalds return -EINVAL; 33781da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 33791da177e4SLinus Torvalds qd.bus = 0; 33801da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 33811da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 33821da177e4SLinus Torvalds } 33831da177e4SLinus Torvalds else return -EINVAL; 33841da177e4SLinus Torvalds 3385fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 33861da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 33871da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 33881da177e4SLinus Torvalds 33891da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 33901da177e4SLinus Torvalds qd.unmapped = 1; 33911da177e4SLinus Torvalds else 33921da177e4SLinus Torvalds qd.unmapped = 0; 33931da177e4SLinus Torvalds 33941da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 33951da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 33961da177e4SLinus Torvalds 33971da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 33981da177e4SLinus Torvalds return -EFAULT; 33991da177e4SLinus Torvalds return 0; 34001da177e4SLinus Torvalds } 34011da177e4SLinus Torvalds 34021da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 34031da177e4SLinus Torvalds { 34041da177e4SLinus Torvalds struct aac_delete_disk dd; 34051da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 34061da177e4SLinus Torvalds 34071da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 340865101355SMark Haverkamp if (!fsa_dev_ptr) 340965101355SMark Haverkamp return -EBUSY; 34101da177e4SLinus Torvalds 34111da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 34121da177e4SLinus Torvalds return -EFAULT; 34131da177e4SLinus Torvalds 34141da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 34151da177e4SLinus Torvalds return -EINVAL; 34161da177e4SLinus Torvalds /* 34171da177e4SLinus Torvalds * Mark this container as being deleted. 34181da177e4SLinus Torvalds */ 34191da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 34201da177e4SLinus Torvalds /* 34211da177e4SLinus Torvalds * Mark the container as no longer valid 34221da177e4SLinus Torvalds */ 34231da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 34241da177e4SLinus Torvalds return 0; 34251da177e4SLinus Torvalds } 34261da177e4SLinus Torvalds 34271da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 34281da177e4SLinus Torvalds { 34291da177e4SLinus Torvalds struct aac_delete_disk dd; 34301da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 34311da177e4SLinus Torvalds 34321da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 343390ee3466SMark Haverkamp if (!fsa_dev_ptr) 343465101355SMark Haverkamp return -EBUSY; 34351da177e4SLinus Torvalds 34361da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 34371da177e4SLinus Torvalds return -EFAULT; 34381da177e4SLinus Torvalds 34391da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 34401da177e4SLinus Torvalds return -EINVAL; 34411da177e4SLinus Torvalds /* 34421da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 34431da177e4SLinus Torvalds */ 34441da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 34451da177e4SLinus Torvalds return -EBUSY; 34461da177e4SLinus Torvalds else { 34471da177e4SLinus Torvalds /* 34481da177e4SLinus Torvalds * Mark the container as no longer being valid. 34491da177e4SLinus Torvalds */ 34501da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 34511da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 34521da177e4SLinus Torvalds return 0; 34531da177e4SLinus Torvalds } 34541da177e4SLinus Torvalds } 34551da177e4SLinus Torvalds 34561da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 34571da177e4SLinus Torvalds { 34581da177e4SLinus Torvalds switch (cmd) { 34591da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 34601da177e4SLinus Torvalds return query_disk(dev, arg); 34611da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 34621da177e4SLinus Torvalds return delete_disk(dev, arg); 34631da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 34641da177e4SLinus Torvalds return force_delete_disk(dev, arg); 34651da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 34661da177e4SLinus Torvalds return aac_get_containers(dev); 34671da177e4SLinus Torvalds default: 34681da177e4SLinus Torvalds return -ENOTTY; 34691da177e4SLinus Torvalds } 34701da177e4SLinus Torvalds } 34711da177e4SLinus Torvalds 34721da177e4SLinus Torvalds /** 34731da177e4SLinus Torvalds * 34741da177e4SLinus Torvalds * aac_srb_callback 34751da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 34761da177e4SLinus Torvalds * @fibptr: pointer to the fib 34771da177e4SLinus Torvalds * 34781da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 34791da177e4SLinus Torvalds * 34801da177e4SLinus Torvalds */ 34811da177e4SLinus Torvalds 34821da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 34831da177e4SLinus Torvalds { 34841da177e4SLinus Torvalds struct aac_dev *dev; 34851da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 34861da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 34871da177e4SLinus Torvalds 34881da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 348903d44337SMark Haverkamp 349003d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 349103d44337SMark Haverkamp return; 349203d44337SMark Haverkamp 3493125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 34944ec57fb4SRaghava Aditya Renukunta 34951a655040SSalyzyn, Mark dev = fibptr->dev; 34961a655040SSalyzyn, Mark 349755b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 34984ec57fb4SRaghava Aditya Renukunta 34991da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 350085d22bbfSMahesh Rajashekhara 350185d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 350285d22bbfSMahesh Rajashekhara /* fast response */ 350385d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 350485d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 350585d22bbfSMahesh Rajashekhara } else { 35061da177e4SLinus Torvalds /* 35071da177e4SLinus Torvalds * Calculate resid for sg 35081da177e4SLinus Torvalds */ 3509727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3510727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 35114ec57fb4SRaghava Aditya Renukunta } 35124ec57fb4SRaghava Aditya Renukunta 35134ec57fb4SRaghava Aditya Renukunta 35144ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 35154ec57fb4SRaghava Aditya Renukunta 35164ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 35174ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 35184ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 35194ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 35204ec57fb4SRaghava Aditya Renukunta 35211da177e4SLinus Torvalds /* 35221da177e4SLinus Torvalds * First check the fib status 35231da177e4SLinus Torvalds */ 35241da177e4SLinus Torvalds 35251da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 35261da177e4SLinus Torvalds int len; 352755b87608SMahesh Rajashekhara 35284ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 35294ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 35303ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35313ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 353255b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 353355b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 353455b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 353555b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 353655b87608SMahesh Rajashekhara srbreply->sense_data, len); 35371da177e4SLinus Torvalds } 35381da177e4SLinus Torvalds 35391da177e4SLinus Torvalds /* 35401da177e4SLinus Torvalds * Next check the srb status 35411da177e4SLinus Torvalds */ 35421da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 35431da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 35441da177e4SLinus Torvalds case SRB_STATUS_PENDING: 35451da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 35461da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 35471da177e4SLinus Torvalds break; 35481da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 35491da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 35501da177e4SLinus Torvalds case READ_6: 35511da177e4SLinus Torvalds case WRITE_6: 35521da177e4SLinus Torvalds case READ_10: 35531da177e4SLinus Torvalds case WRITE_10: 35541da177e4SLinus Torvalds case READ_12: 35551da177e4SLinus Torvalds case WRITE_12: 35567a8cf29dSMark Haverkamp case READ_16: 35577a8cf29dSMark Haverkamp case WRITE_16: 355855b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 355955b87608SMahesh Rajashekhara < scsicmd->underflow) 35604ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 356155b87608SMahesh Rajashekhara else 35624ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 356355b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 356455b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35651da177e4SLinus Torvalds break; 35664ec57fb4SRaghava Aditya Renukunta case INQUIRY: 356755b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 356855b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35691da177e4SLinus Torvalds break; 35701da177e4SLinus Torvalds default: 35711da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 35721da177e4SLinus Torvalds break; 35731da177e4SLinus Torvalds } 35741da177e4SLinus Torvalds break; 35751da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 35761da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 35771da177e4SLinus Torvalds break; 35781da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 357955b87608SMahesh Rajashekhara /* 358055b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 358155b87608SMahesh Rajashekhara * hba was trying to abort for some reason 358255b87608SMahesh Rajashekhara */ 35831da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 35841da177e4SLinus Torvalds break; 35851da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 358655b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 358755b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 35881da177e4SLinus Torvalds break; 35891da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 35901da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 35911da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 35921da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 35931da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 359455b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 359555b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35961da177e4SLinus Torvalds break; 35971da177e4SLinus Torvalds 35981da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 35991da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 360055b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 360155b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 36021da177e4SLinus Torvalds break; 36031da177e4SLinus Torvalds 36041da177e4SLinus Torvalds case SRB_STATUS_BUSY: 360555b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 360655b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 36071da177e4SLinus Torvalds break; 36081da177e4SLinus Torvalds 36091da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 361055b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 361155b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 36121da177e4SLinus Torvalds break; 36131da177e4SLinus Torvalds 36141da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 361555b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 361655b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 36171da177e4SLinus Torvalds break; 36181da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 36191da177e4SLinus Torvalds case SRB_STATUS_ERROR: 36201da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 36211da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 36221da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 36231da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 36241da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 36251da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 36261da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 36271da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 36281da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 36291da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 36301da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 36311da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 36321da177e4SLinus Torvalds default: 36331da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 36344ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 36351da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 36361da177e4SLinus Torvalds aac_get_status_string( 36371da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 36381da177e4SLinus Torvalds scsicmd->cmnd[0], 36391da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 36401da177e4SLinus Torvalds #endif 36414ec57fb4SRaghava Aditya Renukunta /* 36424ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 36434ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 36444ec57fb4SRaghava Aditya Renukunta * 36454ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 36464ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 36474ec57fb4SRaghava Aditya Renukunta */ 36481fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 36491fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 36504ec57fb4SRaghava Aditya Renukunta 36511fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 36521fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 36531fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36541da177e4SLinus Torvalds break; 36551fc8010aSRajashekhara, Mahesh } else { 36561fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 36571fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36581fc8010aSRajashekhara, Mahesh break; 36591fc8010aSRajashekhara, Mahesh } 36601fc8010aSRajashekhara, Mahesh } else { 36611fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 36621fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36631fc8010aSRajashekhara, Mahesh break; 36641fc8010aSRajashekhara, Mahesh } 36651da177e4SLinus Torvalds } 366655b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 366755b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 36681da177e4SLinus Torvalds int len; 366955b87608SMahesh Rajashekhara 36701da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 36713ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 36723ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 36731da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 36744ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 36757a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 36761da177e4SLinus Torvalds #endif 367755b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 367855b87608SMahesh Rajashekhara srbreply->sense_data, len); 367955b87608SMahesh Rajashekhara } 36804ec57fb4SRaghava Aditya Renukunta 36811da177e4SLinus Torvalds /* 36821da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 36831da177e4SLinus Torvalds */ 36841da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 36851da177e4SLinus Torvalds 3686bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 36878e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 36881da177e4SLinus Torvalds } 36891da177e4SLinus Torvalds 3690ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3691ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3692ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3693ab5d129fSRaghava Aditya Renukunta 3694ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3695ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3696ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3697ab5d129fSRaghava Aditya Renukunta 3698ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3699ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3700ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3701ab5d129fSRaghava Aditya Renukunta break; 3702ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3703ab5d129fSRaghava Aditya Renukunta { 3704ab5d129fSRaghava Aditya Renukunta int len; 3705ab5d129fSRaghava Aditya Renukunta 3706ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3707ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3708ab5d129fSRaghava Aditya Renukunta if (len) 3709ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3710ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3711ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3712ab5d129fSRaghava Aditya Renukunta break; 3713ab5d129fSRaghava Aditya Renukunta } 3714ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3715ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 3716ab5d129fSRaghava Aditya Renukunta break; 3717ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3718ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ABORT << 16 | ABORT << 8; 3719ab5d129fSRaghava Aditya Renukunta break; 3720ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3721ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3722ab5d129fSRaghava Aditya Renukunta default: 3723ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3724ab5d129fSRaghava Aditya Renukunta break; 3725ab5d129fSRaghava Aditya Renukunta } 3726ab5d129fSRaghava Aditya Renukunta } 3727ab5d129fSRaghava Aditya Renukunta 3728ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3729ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3730ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3731ab5d129fSRaghava Aditya Renukunta { 3732ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3733ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3734ab5d129fSRaghava Aditya Renukunta { 3735ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3736ab5d129fSRaghava Aditya Renukunta 3737ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3738ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3739ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3740ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3741ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3742ab5d129fSRaghava Aditya Renukunta } 3743ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3744ab5d129fSRaghava Aditya Renukunta break; 3745ab5d129fSRaghava Aditya Renukunta } 3746ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3747ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3748ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | 3749ab5d129fSRaghava Aditya Renukunta COMMAND_COMPLETE << 8 | SAM_STAT_BUSY; 3750ab5d129fSRaghava Aditya Renukunta break; 3751ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3752ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ABORT << 16 | ABORT << 8; 3753ab5d129fSRaghava Aditya Renukunta break; 3754ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3755ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3756ab5d129fSRaghava Aditya Renukunta break; 3757ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3758ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3759ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3760ab5d129fSRaghava Aditya Renukunta break; 3761ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3762ab5d129fSRaghava Aditya Renukunta default: 3763ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3764ab5d129fSRaghava Aditya Renukunta break; 3765ab5d129fSRaghava Aditya Renukunta } 3766ab5d129fSRaghava Aditya Renukunta } 3767ab5d129fSRaghava Aditya Renukunta 37681da177e4SLinus Torvalds /** 37691da177e4SLinus Torvalds * 3770ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3771ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3772ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3773ab5d129fSRaghava Aditya Renukunta * 3774ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3775ab5d129fSRaghava Aditya Renukunta * 3776ab5d129fSRaghava Aditya Renukunta */ 3777ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3778ab5d129fSRaghava Aditya Renukunta { 3779ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3780ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3781ab5d129fSRaghava Aditya Renukunta 3782ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3783ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3784ab5d129fSRaghava Aditya Renukunta 3785ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3786ab5d129fSRaghava Aditya Renukunta 3787ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3788ab5d129fSRaghava Aditya Renukunta return; 3789ab5d129fSRaghava Aditya Renukunta 3790ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3791ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3792ab5d129fSRaghava Aditya Renukunta 3793ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3794ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3795ab5d129fSRaghava Aditya Renukunta 3796ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3797ab5d129fSRaghava Aditya Renukunta /* fast response */ 3798ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3799ab5d129fSRaghava Aditya Renukunta goto out; 3800ab5d129fSRaghava Aditya Renukunta } 3801ab5d129fSRaghava Aditya Renukunta 3802ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3803ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3804ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3805ab5d129fSRaghava Aditya Renukunta break; 3806ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3807ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3808ab5d129fSRaghava Aditya Renukunta break; 3809ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3810ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 3811ab5d129fSRaghava Aditya Renukunta break; 3812ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3813ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3814ab5d129fSRaghava Aditya Renukunta break; 3815ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3816ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3817ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3818ab5d129fSRaghava Aditya Renukunta break; 3819ab5d129fSRaghava Aditya Renukunta default: 3820ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3821ab5d129fSRaghava Aditya Renukunta break; 3822ab5d129fSRaghava Aditya Renukunta } 3823ab5d129fSRaghava Aditya Renukunta 3824ab5d129fSRaghava Aditya Renukunta out: 3825ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3826ab5d129fSRaghava Aditya Renukunta 3827ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3828ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3829ab5d129fSRaghava Aditya Renukunta else 3830ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3831ab5d129fSRaghava Aditya Renukunta } 3832ab5d129fSRaghava Aditya Renukunta 3833ab5d129fSRaghava Aditya Renukunta /** 3834ab5d129fSRaghava Aditya Renukunta * 3835ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 38361da177e4SLinus Torvalds * @scsicmd: the scsi command block 38371da177e4SLinus Torvalds * 38381da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 38391da177e4SLinus Torvalds * scsicmd passed in. 38401da177e4SLinus Torvalds */ 38411da177e4SLinus Torvalds 38421da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 38431da177e4SLinus Torvalds { 38441da177e4SLinus Torvalds struct fib* cmd_fibcontext; 38451da177e4SLinus Torvalds struct aac_dev* dev; 38461da177e4SLinus Torvalds int status; 38471da177e4SLinus Torvalds 384884971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3849e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 385084971738SMark Haverkamp scsicmd->device->lun > 7) { 38511da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 38521da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 38531da177e4SLinus Torvalds return 0; 38541da177e4SLinus Torvalds } 38551da177e4SLinus Torvalds 38561da177e4SLinus Torvalds /* 38571da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 38581da177e4SLinus Torvalds */ 38596bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 38601ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3861e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 38621da177e4SLinus Torvalds 38631da177e4SLinus Torvalds /* 38641da177e4SLinus Torvalds * Check that the command queued to the controller 38651da177e4SLinus Torvalds */ 38661ae948faSBrian King if (status == -EINPROGRESS) 38671da177e4SLinus Torvalds return 0; 38681da177e4SLinus Torvalds 3869bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3870bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3871bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 38721da177e4SLinus Torvalds 38731da177e4SLinus Torvalds return -1; 38741da177e4SLinus Torvalds } 38751da177e4SLinus Torvalds 3876ab5d129fSRaghava Aditya Renukunta /** 3877ab5d129fSRaghava Aditya Renukunta * 3878ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3879ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3880ab5d129fSRaghava Aditya Renukunta * 3881ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3882ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3883ab5d129fSRaghava Aditya Renukunta */ 3884ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3885ab5d129fSRaghava Aditya Renukunta { 3886ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3887ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3888ab5d129fSRaghava Aditya Renukunta int status; 3889ab5d129fSRaghava Aditya Renukunta 3890ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3891ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3892ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3893ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3894ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3895ab5d129fSRaghava Aditya Renukunta return 0; 3896ab5d129fSRaghava Aditya Renukunta } 3897ab5d129fSRaghava Aditya Renukunta 3898ab5d129fSRaghava Aditya Renukunta /* 3899ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3900ab5d129fSRaghava Aditya Renukunta */ 3901ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3902ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3903ab5d129fSRaghava Aditya Renukunta return -1; 3904ab5d129fSRaghava Aditya Renukunta 39051ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3906ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3907ab5d129fSRaghava Aditya Renukunta 3908ab5d129fSRaghava Aditya Renukunta /* 3909ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3910ab5d129fSRaghava Aditya Renukunta */ 39111ae948faSBrian King if (status == -EINPROGRESS) 3912ab5d129fSRaghava Aditya Renukunta return 0; 3913ab5d129fSRaghava Aditya Renukunta 3914ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3915ab5d129fSRaghava Aditya Renukunta status); 3916ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3917ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3918ab5d129fSRaghava Aditya Renukunta 3919ab5d129fSRaghava Aditya Renukunta return -1; 3920ab5d129fSRaghava Aditya Renukunta } 3921ab5d129fSRaghava Aditya Renukunta 3922ab5d129fSRaghava Aditya Renukunta 39230b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 39241da177e4SLinus Torvalds { 39251da177e4SLinus Torvalds struct aac_dev *dev; 39261da177e4SLinus Torvalds unsigned long byte_count = 0; 3927727eead6SFUJITA Tomonori int nseg; 3928a2260323SNikola Pajkovsky struct scatterlist *sg; 3929a2260323SNikola Pajkovsky int i; 39301da177e4SLinus Torvalds 39311da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 39321da177e4SLinus Torvalds // Get rid of old data 39331da177e4SLinus Torvalds psg->count = 0; 39341da177e4SLinus Torvalds psg->sg[0].addr = 0; 39351da177e4SLinus Torvalds psg->sg[0].count = 0; 3936727eead6SFUJITA Tomonori 3937727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3938a2260323SNikola Pajkovsky if (nseg <= 0) 39390b433447SMahesh Rajashekhara return nseg; 39401da177e4SLinus Torvalds 3941727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39421da177e4SLinus Torvalds 3943727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 39441da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 39451da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 39461da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 39471da177e4SLinus Torvalds } 39481da177e4SLinus Torvalds /* hba wants the size to be exact */ 3949727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 395056b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3951727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 395256b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3953727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39541da177e4SLinus Torvalds } 39551da177e4SLinus Torvalds /* Check for command underflow */ 39561da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39571da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39581da177e4SLinus Torvalds byte_count, scsicmd->underflow); 39591da177e4SLinus Torvalds } 3960a2260323SNikola Pajkovsky 39611da177e4SLinus Torvalds return byte_count; 39621da177e4SLinus Torvalds } 39631da177e4SLinus Torvalds 39641da177e4SLinus Torvalds 39650b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 39661da177e4SLinus Torvalds { 39671da177e4SLinus Torvalds struct aac_dev *dev; 39681da177e4SLinus Torvalds unsigned long byte_count = 0; 396956b58712SMark Haverkamp u64 addr; 3970727eead6SFUJITA Tomonori int nseg; 3971a2260323SNikola Pajkovsky struct scatterlist *sg; 3972a2260323SNikola Pajkovsky int i; 39731da177e4SLinus Torvalds 39741da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 39751da177e4SLinus Torvalds // Get rid of old data 39761da177e4SLinus Torvalds psg->count = 0; 39771da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 39781da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 39791da177e4SLinus Torvalds psg->sg[0].count = 0; 3980727eead6SFUJITA Tomonori 3981727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3982a2260323SNikola Pajkovsky if (nseg <= 0) 39830b433447SMahesh Rajashekhara return nseg; 39841da177e4SLinus Torvalds 3985727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 39861241f359SMark Haverkamp int count = sg_dma_len(sg); 398756b58712SMark Haverkamp addr = sg_dma_address(sg); 398856b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 398956b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 39901241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 39911241f359SMark Haverkamp byte_count += count; 39921da177e4SLinus Torvalds } 3993727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39941da177e4SLinus Torvalds /* hba wants the size to be exact */ 3995727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 399656b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3997727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 399856b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3999727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 40001da177e4SLinus Torvalds } 40011da177e4SLinus Torvalds /* Check for command underflow */ 40021da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 40031da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 40041da177e4SLinus Torvalds byte_count, scsicmd->underflow); 40051da177e4SLinus Torvalds } 4006a2260323SNikola Pajkovsky 40071da177e4SLinus Torvalds return byte_count; 40081da177e4SLinus Torvalds } 40091da177e4SLinus Torvalds 40100b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 40110e68c003SMark Haverkamp { 40120e68c003SMark Haverkamp unsigned long byte_count = 0; 4013727eead6SFUJITA Tomonori int nseg; 4014a2260323SNikola Pajkovsky struct scatterlist *sg; 4015a2260323SNikola Pajkovsky int i; 40160e68c003SMark Haverkamp 40170e68c003SMark Haverkamp // Get rid of old data 40180e68c003SMark Haverkamp psg->count = 0; 40190e68c003SMark Haverkamp psg->sg[0].next = 0; 40200e68c003SMark Haverkamp psg->sg[0].prev = 0; 40210e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 40220e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 40230e68c003SMark Haverkamp psg->sg[0].count = 0; 40240e68c003SMark Haverkamp psg->sg[0].flags = 0; 4025727eead6SFUJITA Tomonori 4026727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 4027a2260323SNikola Pajkovsky if (nseg <= 0) 40280b433447SMahesh Rajashekhara return nseg; 40290e68c003SMark Haverkamp 4030727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 40310e68c003SMark Haverkamp int count = sg_dma_len(sg); 40320e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 40330e68c003SMark Haverkamp psg->sg[i].next = 0; 40340e68c003SMark Haverkamp psg->sg[i].prev = 0; 40350e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 40360e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 40370e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 40380e68c003SMark Haverkamp psg->sg[i].flags = 0; 40390e68c003SMark Haverkamp byte_count += count; 40400e68c003SMark Haverkamp } 4041727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 40420e68c003SMark Haverkamp /* hba wants the size to be exact */ 4043727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 40440e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 4045727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 40460e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 4047727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 40480e68c003SMark Haverkamp } 40490e68c003SMark Haverkamp /* Check for command underflow */ 40500e68c003SMark Haverkamp if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 40510e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 40520e68c003SMark Haverkamp byte_count, scsicmd->underflow); 40530e68c003SMark Haverkamp } 4054a2260323SNikola Pajkovsky 40550e68c003SMark Haverkamp return byte_count; 40560e68c003SMark Haverkamp } 40570e68c003SMark Haverkamp 40580b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 40590b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 406085d22bbfSMahesh Rajashekhara { 406185d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 406285d22bbfSMahesh Rajashekhara int nseg; 406385d22bbfSMahesh Rajashekhara struct scatterlist *sg; 406485d22bbfSMahesh Rajashekhara int i, conformable = 0; 406585d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 406685d22bbfSMahesh Rajashekhara 4067a2260323SNikola Pajkovsky nseg = scsi_dma_map(scsicmd); 4068a2260323SNikola Pajkovsky if (nseg <= 0) 4069a2260323SNikola Pajkovsky return nseg; 4070a2260323SNikola Pajkovsky 407185d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 407285d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 407385d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 407485d22bbfSMahesh Rajashekhara 407585d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 407685d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 407785d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 407885d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 407985d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 408085d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 408185d22bbfSMahesh Rajashekhara if (i == 0) { 408285d22bbfSMahesh Rajashekhara conformable = 1; 408385d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 408485d22bbfSMahesh Rajashekhara } else if (i == 1) { 408585d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 408685d22bbfSMahesh Rajashekhara min_size = cur_size; 408785d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 408885d22bbfSMahesh Rajashekhara conformable = 0; 408985d22bbfSMahesh Rajashekhara if (cur_size < min_size) 409085d22bbfSMahesh Rajashekhara min_size = cur_size; 409185d22bbfSMahesh Rajashekhara } 409285d22bbfSMahesh Rajashekhara byte_count += count; 409385d22bbfSMahesh Rajashekhara } 409485d22bbfSMahesh Rajashekhara 409585d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 409685d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 409785d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 409885d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 409985d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 410085d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 410185d22bbfSMahesh Rajashekhara } 410285d22bbfSMahesh Rajashekhara 410385d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 410485d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 410585d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 410685d22bbfSMahesh Rajashekhara if (!conformable) { 410785d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 410885d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 410985d22bbfSMahesh Rajashekhara err_found = 0; 411085d22bbfSMahesh Rajashekhara nseg_new = 2; 411185d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 411285d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 411385d22bbfSMahesh Rajashekhara err_found = 1; 411485d22bbfSMahesh Rajashekhara break; 411585d22bbfSMahesh Rajashekhara } 411685d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 411785d22bbfSMahesh Rajashekhara } 411885d22bbfSMahesh Rajashekhara if (!err_found) 411985d22bbfSMahesh Rajashekhara break; 412085d22bbfSMahesh Rajashekhara } 412196676246SNikola Pajkovsky if (i > 0 && nseg_new <= sg_max) { 412296676246SNikola Pajkovsky int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); 412396676246SNikola Pajkovsky 412496676246SNikola Pajkovsky if (ret < 0) 412596676246SNikola Pajkovsky return ret; 412696676246SNikola Pajkovsky } 412785d22bbfSMahesh Rajashekhara } else 412885d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 412985d22bbfSMahesh Rajashekhara 413085d22bbfSMahesh Rajashekhara /* Check for command underflow */ 413185d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 413285d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 413385d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 413485d22bbfSMahesh Rajashekhara } 413585d22bbfSMahesh Rajashekhara 413685d22bbfSMahesh Rajashekhara return byte_count; 413785d22bbfSMahesh Rajashekhara } 413885d22bbfSMahesh Rajashekhara 413985d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 414085d22bbfSMahesh Rajashekhara { 414185d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 414285d22bbfSMahesh Rajashekhara int i, j, pos; 414385d22bbfSMahesh Rajashekhara u32 addr_low; 414485d22bbfSMahesh Rajashekhara 414585d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 414685d22bbfSMahesh Rajashekhara return 0; 414785d22bbfSMahesh Rajashekhara 414885d22bbfSMahesh Rajashekhara sge = kmalloc(nseg_new * sizeof(struct sge_ieee1212), GFP_ATOMIC); 414985d22bbfSMahesh Rajashekhara if (sge == NULL) 415096676246SNikola Pajkovsky return -ENOMEM; 415185d22bbfSMahesh Rajashekhara 415285d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 415385d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 415485d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 415585d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 415685d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 415785d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 415885d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 415985d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 416085d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 416185d22bbfSMahesh Rajashekhara pos++; 416285d22bbfSMahesh Rajashekhara } 416385d22bbfSMahesh Rajashekhara } 416485d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 416585d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 416685d22bbfSMahesh Rajashekhara 416785d22bbfSMahesh Rajashekhara kfree(sge); 416885d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 416985d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 417085d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 417185d22bbfSMahesh Rajashekhara return 0; 417285d22bbfSMahesh Rajashekhara } 417385d22bbfSMahesh Rajashekhara 4174ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4175ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4176ab5d129fSRaghava Aditya Renukunta int sg_max, 4177ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4178ab5d129fSRaghava Aditya Renukunta { 4179ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4180ab5d129fSRaghava Aditya Renukunta int nseg; 4181ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4182ab5d129fSRaghava Aditya Renukunta int i; 4183ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4184ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4185ab5d129fSRaghava Aditya Renukunta 4186ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4187ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4188ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4189ab5d129fSRaghava Aditya Renukunta goto out; 4190ab5d129fSRaghava Aditya Renukunta } 4191ab5d129fSRaghava Aditya Renukunta 4192ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4193ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4194ab5d129fSRaghava Aditya Renukunta else 4195ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4196ab5d129fSRaghava Aditya Renukunta 4197ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4198ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4199ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4200ab5d129fSRaghava Aditya Renukunta 4201ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4202ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4203ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4204ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4205ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4206ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4207ab5d129fSRaghava Aditya Renukunta byte_count += count; 4208ab5d129fSRaghava Aditya Renukunta sge++; 4209ab5d129fSRaghava Aditya Renukunta } 4210ab5d129fSRaghava Aditya Renukunta 4211ab5d129fSRaghava Aditya Renukunta sge--; 4212ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4213ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4214ab5d129fSRaghava Aditya Renukunta u32 temp; 4215ab5d129fSRaghava Aditya Renukunta 4216ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4217ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4218ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4219ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4220ab5d129fSRaghava Aditya Renukunta } 4221ab5d129fSRaghava Aditya Renukunta 4222ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4223ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4224ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4225ab5d129fSRaghava Aditya Renukunta } else { 4226ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4227ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4228ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4229ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4230ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4231ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4232ab5d129fSRaghava Aditya Renukunta } 4233ab5d129fSRaghava Aditya Renukunta 4234ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4235ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4236ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4237ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4238ab5d129fSRaghava Aditya Renukunta } 4239ab5d129fSRaghava Aditya Renukunta out: 4240ab5d129fSRaghava Aditya Renukunta return byte_count; 4241ab5d129fSRaghava Aditya Renukunta } 4242ab5d129fSRaghava Aditya Renukunta 42431da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 42441da177e4SLinus Torvalds 42451da177e4SLinus Torvalds struct aac_srb_status_info { 42461da177e4SLinus Torvalds u32 status; 42471da177e4SLinus Torvalds char *str; 42481da177e4SLinus Torvalds }; 42491da177e4SLinus Torvalds 42501da177e4SLinus Torvalds 42511da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 42521da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 42531da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 42541da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 42551da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 42561da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 42571da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 42581da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 42591da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 42601da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 42611da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 42621da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 42631da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 42641da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 42651da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 42661da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 42671da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 42681da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 42691da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 42701da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 42711da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 42721da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 42731da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 42741da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 42751da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 42761da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 42771da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 42781da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 42791da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 42801da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 42811da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 42821da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 42831da177e4SLinus Torvalds { 0xff, "Unknown Error"} 42841da177e4SLinus Torvalds }; 42851da177e4SLinus Torvalds 42861da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 42871da177e4SLinus Torvalds { 42881da177e4SLinus Torvalds int i; 42891da177e4SLinus Torvalds 42906391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 42916391a113STobias Klauser if (srb_status_info[i].status == status) 42921da177e4SLinus Torvalds return srb_status_info[i].str; 42931da177e4SLinus Torvalds 42941da177e4SLinus Torvalds return "Bad Status Code"; 42951da177e4SLinus Torvalds } 42961da177e4SLinus Torvalds 42971da177e4SLinus Torvalds #endif 4298