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 1758b5a475e9SRaghava Aditya Renukunta static int aac_issue_safw_bmic_identify(struct aac_dev *dev, 1759b5a475e9SRaghava Aditya Renukunta u32 bus, u32 target) 17608fb39182SRaghava Aditya Renukunta { 17618fb39182SRaghava Aditya Renukunta int rcode = -ENOMEM; 1762b5a475e9SRaghava Aditya Renukunta int datasize; 17638fb39182SRaghava Aditya Renukunta struct aac_srb_unit srbu; 17648fb39182SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1765b5a475e9SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_reply; 17668fb39182SRaghava Aditya Renukunta 17678fb39182SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 1768b5a475e9SRaghava Aditya Renukunta identify_reply = kmalloc(datasize, GFP_KERNEL); 1769b5a475e9SRaghava Aditya Renukunta if (!identify_reply) 17708fb39182SRaghava Aditya Renukunta goto out; 17718fb39182SRaghava Aditya Renukunta 17728fb39182SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 17738fb39182SRaghava Aditya Renukunta 17748fb39182SRaghava Aditya Renukunta srbcmd = &srbu.srb; 177571a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 177671a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 177771a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 177871a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 177971a91ca4SRaghava Aditya Renukunta 1780b5a475e9SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, identify_reply, datasize); 17818fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 17828fb39182SRaghava Aditya Renukunta goto out; 178371a91ca4SRaghava Aditya Renukunta 1784b5a475e9SRaghava Aditya Renukunta if (identify_reply->current_queue_depth_limit <= 0 || 1785b5a475e9SRaghava Aditya Renukunta identify_reply->current_queue_depth_limit > 32) 178671a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 178771a91ca4SRaghava Aditya Renukunta else 178871a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 1789b5a475e9SRaghava Aditya Renukunta identify_reply->current_queue_depth_limit; 179071a91ca4SRaghava Aditya Renukunta 1791b5a475e9SRaghava Aditya Renukunta kfree(identify_reply); 179271a91ca4SRaghava Aditya Renukunta out: 179371a91ca4SRaghava Aditya Renukunta return rcode; 179471a91ca4SRaghava Aditya Renukunta } 179571a91ca4SRaghava Aditya Renukunta 1796a25b6ca1SRaghava Aditya Renukunta static inline void aac_free_safw_ciss_luns(struct aac_dev *dev) 1797a25b6ca1SRaghava Aditya Renukunta { 1798a25b6ca1SRaghava Aditya Renukunta kfree(dev->safw_phys_luns); 1799a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = NULL; 1800a25b6ca1SRaghava Aditya Renukunta } 1801a25b6ca1SRaghava Aditya Renukunta 1802a25b6ca1SRaghava Aditya Renukunta /** 1803a25b6ca1SRaghava Aditya Renukunta * aac_get_safw_ciss_luns() Process topology change 1804a25b6ca1SRaghava Aditya Renukunta * @dev: aac_dev structure 1805a25b6ca1SRaghava Aditya Renukunta * @rescan: Indicates rescan 1806a25b6ca1SRaghava Aditya Renukunta * 1807a25b6ca1SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1808a25b6ca1SRaghava Aditya Renukunta * the current hba_map. 1809a25b6ca1SRaghava Aditya Renukunta */ 1810a25b6ca1SRaghava Aditya Renukunta static int aac_get_safw_ciss_luns(struct aac_dev *dev, int rescan) 1811a25b6ca1SRaghava Aditya Renukunta { 1812a25b6ca1SRaghava Aditya Renukunta int rcode = -ENOMEM; 1813a25b6ca1SRaghava Aditya Renukunta int datasize; 1814a25b6ca1SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1815a25b6ca1SRaghava Aditya Renukunta struct aac_srb_unit srbu; 1816a25b6ca1SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1817a25b6ca1SRaghava Aditya Renukunta 1818a25b6ca1SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) + 1819a25b6ca1SRaghava Aditya Renukunta (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1820a25b6ca1SRaghava Aditya Renukunta phys_luns = kmalloc(datasize, GFP_KERNEL); 1821a25b6ca1SRaghava Aditya Renukunta if (phys_luns == NULL) 1822a25b6ca1SRaghava Aditya Renukunta goto out; 1823a25b6ca1SRaghava Aditya Renukunta 1824a25b6ca1SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 1825a25b6ca1SRaghava Aditya Renukunta 1826a25b6ca1SRaghava Aditya Renukunta srbcmd = &srbu.srb; 1827a25b6ca1SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1828a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1829a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1830a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1831a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1832a25b6ca1SRaghava Aditya Renukunta 1833a25b6ca1SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, phys_luns, datasize); 1834a25b6ca1SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1835a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1836a25b6ca1SRaghava Aditya Renukunta 1837a25b6ca1SRaghava Aditya Renukunta if (phys_luns->resp_flag != 2) { 1838a25b6ca1SRaghava Aditya Renukunta rcode = -ENOMSG; 1839a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1840a25b6ca1SRaghava Aditya Renukunta } 1841a25b6ca1SRaghava Aditya Renukunta 1842a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = phys_luns; 1843a25b6ca1SRaghava Aditya Renukunta 1844a25b6ca1SRaghava Aditya Renukunta out: 1845a25b6ca1SRaghava Aditya Renukunta return rcode; 1846a25b6ca1SRaghava Aditya Renukunta mem_free_all: 1847a25b6ca1SRaghava Aditya Renukunta kfree(phys_luns); 1848a25b6ca1SRaghava Aditya Renukunta goto out; 18494b000227SRaghava Aditya Renukunta } 1850a25b6ca1SRaghava Aditya Renukunta 18514b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_lun_count(struct aac_dev *dev) 18524b000227SRaghava Aditya Renukunta { 18534b000227SRaghava Aditya Renukunta return get_unaligned_be32(&dev->safw_phys_luns->list_length[0]); 18544b000227SRaghava Aditya Renukunta } 18554b000227SRaghava Aditya Renukunta 18564b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_bus(struct aac_dev *dev, int lun) 18574b000227SRaghava Aditya Renukunta { 18584b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[1] & 0x3f; 18594b000227SRaghava Aditya Renukunta } 18604b000227SRaghava Aditya Renukunta 18614b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_target(struct aac_dev *dev, int lun) 18624b000227SRaghava Aditya Renukunta { 18634b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[0]; 18644b000227SRaghava Aditya Renukunta } 18654b000227SRaghava Aditya Renukunta 18664b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_expose_flag(struct aac_dev *dev, int lun) 18674b000227SRaghava Aditya Renukunta { 18684b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].bus >> 6; 18694b000227SRaghava Aditya Renukunta } 18704b000227SRaghava Aditya Renukunta 18714b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_attribs(struct aac_dev *dev, int lun) 18724b000227SRaghava Aditya Renukunta { 18734b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[9]; 18744b000227SRaghava Aditya Renukunta } 18754b000227SRaghava Aditya Renukunta 18764b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_nexus(struct aac_dev *dev, int lun) 18774b000227SRaghava Aditya Renukunta { 18784b000227SRaghava Aditya Renukunta return *((u32 *)&dev->safw_phys_luns->lun[lun].node_ident[12]); 18794b000227SRaghava Aditya Renukunta } 18804b000227SRaghava Aditya Renukunta 18814b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_device_type(struct aac_dev *dev, int lun) 18824b000227SRaghava Aditya Renukunta { 18834b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[8]; 1884a25b6ca1SRaghava Aditya Renukunta } 1885a25b6ca1SRaghava Aditya Renukunta 1886c83b11e3SRaghava Aditya Renukunta /** 1887b5a475e9SRaghava Aditya Renukunta * aac_set_safw_attr_all_targets- update current hba map with data from FW 1888c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1889c83b11e3SRaghava Aditya Renukunta * @phys_luns: FW information from report phys luns 1890b5a475e9SRaghava Aditya Renukunta * @rescan: Indicates scan type 1891c83b11e3SRaghava Aditya Renukunta * 1892c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1893c83b11e3SRaghava Aditya Renukunta */ 18943edfb8b2SRaghava Aditya Renukunta static void aac_set_safw_attr_all_targets(struct aac_dev *dev, int rescan) 1895c83b11e3SRaghava Aditya Renukunta { 1896c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1897c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1898c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1899c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 1900c83b11e3SRaghava Aditya Renukunta u8 devtype; 19013edfb8b2SRaghava Aditya Renukunta 19024b000227SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1903c83b11e3SRaghava Aditya Renukunta 1904c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1905c83b11e3SRaghava Aditya Renukunta 19064b000227SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 19074b000227SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 19084b000227SRaghava Aditya Renukunta expose_flag = aac_get_safw_phys_expose_flag(dev, i); 19094b000227SRaghava Aditya Renukunta attribs = aac_get_safw_phys_attribs(dev, i); 19104b000227SRaghava Aditya Renukunta nexus = aac_get_safw_phys_nexus(dev, i); 1911c83b11e3SRaghava Aditya Renukunta 1912c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1913c83b11e3SRaghava Aditya Renukunta continue; 1914c83b11e3SRaghava Aditya Renukunta 1915c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].expose = expose_flag; 1916c83b11e3SRaghava Aditya Renukunta 1917c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 1918c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_RAID_MEMBER; 1919c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1920c83b11e3SRaghava Aditya Renukunta } 1921c83b11e3SRaghava Aditya Renukunta 1922c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 1923c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_NATIVE_RAW; 1924c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1925c83b11e3SRaghava Aditya Renukunta nexus; 1926c83b11e3SRaghava Aditya Renukunta } else 1927c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_ARC_RAW; 1928c83b11e3SRaghava Aditya Renukunta 1929c83b11e3SRaghava Aditya Renukunta if (devtype != AAC_DEVTYPE_NATIVE_RAW) 1930c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1931c83b11e3SRaghava Aditya Renukunta 1932b5a475e9SRaghava Aditya Renukunta if (aac_issue_safw_bmic_identify(dev, bus, target) < 0) 193371a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 193471a91ca4SRaghava Aditya Renukunta 1935c83b11e3SRaghava Aditya Renukunta update_devtype: 19366223a39fSRaghava Aditya Renukunta if (rescan == AAC_INIT) 1937c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = devtype; 19386223a39fSRaghava Aditya Renukunta else 19396223a39fSRaghava Aditya Renukunta dev->hba_map[bus][target].new_devtype = devtype; 1940c83b11e3SRaghava Aditya Renukunta } 1941c83b11e3SRaghava Aditya Renukunta } 1942c83b11e3SRaghava Aditya Renukunta 1943fc0fdd9aSRaghava Aditya Renukunta static int aac_setup_safw_targets(struct aac_dev *dev, int rescan) 1944fc0fdd9aSRaghava Aditya Renukunta { 19453edfb8b2SRaghava Aditya Renukunta int rcode = 0; 19463edfb8b2SRaghava Aditya Renukunta 19473edfb8b2SRaghava Aditya Renukunta rcode = aac_get_safw_ciss_luns(dev, rescan); 19483edfb8b2SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 19493edfb8b2SRaghava Aditya Renukunta goto out; 19503edfb8b2SRaghava Aditya Renukunta 19513edfb8b2SRaghava Aditya Renukunta aac_set_safw_attr_all_targets(dev, rescan); 19523edfb8b2SRaghava Aditya Renukunta 19533edfb8b2SRaghava Aditya Renukunta aac_free_safw_ciss_luns(dev); 19543edfb8b2SRaghava Aditya Renukunta out: 19553edfb8b2SRaghava Aditya Renukunta return rcode; 1956fc0fdd9aSRaghava Aditya Renukunta } 1957fc0fdd9aSRaghava Aditya Renukunta 1958fc0fdd9aSRaghava Aditya Renukunta int aac_setup_safw_adapter(struct aac_dev *dev, int rescan) 1959fc0fdd9aSRaghava Aditya Renukunta { 1960fc0fdd9aSRaghava Aditya Renukunta return aac_setup_safw_targets(dev, rescan); 1961fc0fdd9aSRaghava Aditya Renukunta } 1962fc0fdd9aSRaghava Aditya Renukunta 19631da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 19641da177e4SLinus Torvalds { 19651da177e4SLinus Torvalds struct fib* fibptr; 19661da177e4SLinus Torvalds int rcode; 1967c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 19687c00ffa3SMark Haverkamp struct aac_adapter_info *info; 196984971738SMark Haverkamp struct aac_bus_info *command; 197084971738SMark Haverkamp struct aac_bus_info_response *bus_info; 19717c00ffa3SMark Haverkamp 1972bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 19731da177e4SLinus Torvalds return -ENOMEM; 19741da177e4SLinus Torvalds 1975bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 19761da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 19777c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 19781da177e4SLinus Torvalds 1979bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 19801da177e4SLinus Torvalds fibptr, 19817c00ffa3SMark Haverkamp sizeof(*info), 19821da177e4SLinus Torvalds FsaNormal, 19839203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 19841da177e4SLinus Torvalds NULL, 19851da177e4SLinus Torvalds NULL); 19861da177e4SLinus Torvalds 19877c00ffa3SMark Haverkamp if (rcode < 0) { 1988cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 1989cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 1990cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1991bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1992bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1993cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 19947c00ffa3SMark Haverkamp return rcode; 19957c00ffa3SMark Haverkamp } 19967c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 19977c00ffa3SMark Haverkamp 19981c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 19997c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 200006a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 20017c00ffa3SMark Haverkamp 2002bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20037c00ffa3SMark Haverkamp 200406a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 20057c00ffa3SMark Haverkamp 200606a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 20077c00ffa3SMark Haverkamp 2008bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 20097c00ffa3SMark Haverkamp fibptr, 201006a43d17SSalyzyn, Mark sizeof(*sinfo), 20117c00ffa3SMark Haverkamp FsaNormal, 20127c00ffa3SMark Haverkamp 1, 1, 20137c00ffa3SMark Haverkamp NULL, 20147c00ffa3SMark Haverkamp NULL); 20157c00ffa3SMark Haverkamp 20167c00ffa3SMark Haverkamp if (rcode >= 0) 201706a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 2018cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 2019cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 2020cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 2021cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 2022cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 2023cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 20247c00ffa3SMark Haverkamp } 20251da177e4SLinus Torvalds 2026c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 2027c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 202871a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 2029c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 203071a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 203171a91ca4SRaghava Aditya Renukunta } 2032c83b11e3SRaghava Aditya Renukunta } 203384971738SMark Haverkamp 203484971738SMark Haverkamp /* 203584971738SMark Haverkamp * GetBusInfo 203684971738SMark Haverkamp */ 203784971738SMark Haverkamp 2038bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 203984971738SMark Haverkamp 204084971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 204184971738SMark Haverkamp 204284971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 204384971738SMark Haverkamp 204484971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 204584971738SMark Haverkamp 204684971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 204784971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 204884971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 204984971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 205084971738SMark Haverkamp 2051bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 205284971738SMark Haverkamp fibptr, 205384971738SMark Haverkamp sizeof (*bus_info), 205484971738SMark Haverkamp FsaNormal, 205584971738SMark Haverkamp 1, 1, 205684971738SMark Haverkamp NULL, NULL); 205784971738SMark Haverkamp 205894cf6ba1SSalyzyn, Mark /* reasoned default */ 205994cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 206084971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 206184971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 206284971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 206384971738SMark Haverkamp } 206484971738SMark Haverkamp 2065c83b11e3SRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2066fc0fdd9aSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus != 0xffff) 2067fc0fdd9aSRaghava Aditya Renukunta rcode = aac_setup_safw_adapter(dev, AAC_INIT); 2068c83b11e3SRaghava Aditya Renukunta 20698c867b25SMark Haverkamp if (!dev->in_reset) { 207024f02e1dSSalyzyn, Mark char buffer[16]; 20711da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 20727c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 20731da177e4SLinus Torvalds dev->name, 20741da177e4SLinus Torvalds dev->id, 20751da177e4SLinus Torvalds tmp>>24, 20761da177e4SLinus Torvalds (tmp>>16)&0xff, 20771da177e4SLinus Torvalds tmp&0xff, 20787c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 20791c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 20801c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 20811da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 20821da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 20831da177e4SLinus Torvalds dev->name, dev->id, 20841da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 20851da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 20861da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 20871da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 20881da177e4SLinus Torvalds dev->name, dev->id, 20891da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 20901da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 209124f02e1dSSalyzyn, Mark buffer[0] = '\0'; 2092ee959b00STony Jones if (aac_get_serial_number( 209324f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 209424f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 209524f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 20961c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2097a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2098a45c863fSSalyzyn, Mark dev->name, dev->id, 20991c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 21001c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 21011c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2102a45c863fSSalyzyn, Mark } 21032f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 21041c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2105a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 210629c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 210729c97684SSalyzyn, Mark dev->name, dev->id); 210829c97684SSalyzyn, Mark } 21098c867b25SMark Haverkamp } 21101da177e4SLinus Torvalds 211195e852e1SSalyzyn, Mark dev->cache_protected = 0; 21121c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2113cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 21141da177e4SLinus Torvalds dev->nondasd_support = 0; 21151da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 211695e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 21171da177e4SLinus Torvalds dev->nondasd_support = 1; 21181da177e4SLinus Torvalds 21191da177e4SLinus Torvalds /* 21201da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 21211da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 21221da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 21231da177e4SLinus Torvalds * additional changes changes will have to be made to support 21241da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 21251da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 21261da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 21271da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 21281da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 21291da177e4SLinus Torvalds */ 21301da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 21311da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 21321da177e4SLinus Torvalds dev->nondasd_support = 1; 21331da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 21341da177e4SLinus Torvalds } 21351da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 21361da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 21371da177e4SLinus Torvalds dev->name, dev->id); 21381da177e4SLinus Torvalds 213995e852e1SSalyzyn, Mark if (nondasd != -1) 21401da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 21412f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 21421da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 21431da177e4SLinus Torvalds 2144e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2145d8e96507SLeubner, Achim dev->needs_dac = 1; 21461da177e4SLinus Torvalds dev->dac_support = 0; 2147d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2148d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 21492f7ecc55SSalyzyn, Mark if (!dev->in_reset) 21502f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 21512f7ecc55SSalyzyn, Mark dev->name, dev->id); 21521da177e4SLinus Torvalds dev->dac_support = 1; 21531da177e4SLinus Torvalds } 21541da177e4SLinus Torvalds 21551da177e4SLinus Torvalds if(dacmode != -1) { 21561da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 21571da177e4SLinus Torvalds } 2158d8e96507SLeubner, Achim 2159d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2160d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2161d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2162d8e96507SLeubner, Achim dev->nondasd_support = 0; 2163d8e96507SLeubner, Achim dev->jbod = 0; 2164d8e96507SLeubner, Achim expose_physicals = 0; 2165d8e96507SLeubner, Achim } 2166d8e96507SLeubner, Achim 21678105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 21688105d39dSRaghava Aditya Renukunta if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 21692f7ecc55SSalyzyn, Mark if (!dev->in_reset) 21708105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 21718105d39dSRaghava Aditya Renukunta } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 21728105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 21731da177e4SLinus Torvalds dev->dac_support = 0; 21741da177e4SLinus Torvalds } else { 21758105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 21761da177e4SLinus Torvalds rcode = -ENOMEM; 21771da177e4SLinus Torvalds } 21781da177e4SLinus Torvalds } 21797c00ffa3SMark Haverkamp /* 2180e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2181e8f32de5SMark Haverkamp * interface. 21827c00ffa3SMark Haverkamp */ 2183e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 218494cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 218594cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 218694cf6ba1SSalyzyn, Mark : aac_scsi_64) 2187e8f32de5SMark Haverkamp : aac_scsi_32; 2188e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2189e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2190e8f32de5SMark Haverkamp ? aac_bounds_64 2191e8f32de5SMark Haverkamp : aac_bounds_32; 2192e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2193e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2194e8f32de5SMark Haverkamp } else { 2195e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 21967c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 21977c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 219863a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 219963a70eeaSMark Haverkamp sizeof(struct sgentry); 22007c00ffa3SMark Haverkamp if (dev->dac_support) { 2201e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2202e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 22037c00ffa3SMark Haverkamp /* 22047c00ffa3SMark Haverkamp * 38 scatter gather elements 22057c00ffa3SMark Haverkamp */ 22067c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 22077c00ffa3SMark Haverkamp (dev->max_fib_size - 22087c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 22097c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 221063a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 221163a70eeaSMark Haverkamp sizeof(struct sgentry64); 2212e8f32de5SMark Haverkamp } else { 2213e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2214e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 22157c00ffa3SMark Haverkamp } 22167c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 22177c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 22187c00ffa3SMark Haverkamp /* 22197c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 22207c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 22217c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 22227c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 22237c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 22247c00ffa3SMark Haverkamp * element. 22257c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 22267c00ffa3SMark Haverkamp */ 22277c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 22287c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 22297c00ffa3SMark Haverkamp } 22300e68c003SMark Haverkamp } 2231ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2232ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2233ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2234ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2235ab5d129fSRaghava Aditya Renukunta 2236cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2237cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2238bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2239bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2240cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 22411da177e4SLinus Torvalds 22421da177e4SLinus Torvalds return rcode; 22431da177e4SLinus Torvalds } 22441da177e4SLinus Torvalds 22451da177e4SLinus Torvalds 2246e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 22471da177e4SLinus Torvalds { 22481da177e4SLinus Torvalds struct aac_dev *dev; 22491da177e4SLinus Torvalds struct aac_read_reply *readreply; 22501da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 22511da177e4SLinus Torvalds u32 cid; 22521da177e4SLinus Torvalds 22531da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 22541da177e4SLinus Torvalds 225503d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 225603d44337SMark Haverkamp return; 225703d44337SMark Haverkamp 22581a655040SSalyzyn, Mark dev = fibptr->dev; 2259e5718774SMark Haverkamp cid = scmd_id(scsicmd); 22601da177e4SLinus Torvalds 22617a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 22627a8cf29dSMark Haverkamp u64 lba; 22637a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 22647a8cf29dSMark Haverkamp case WRITE_6: 22657a8cf29dSMark Haverkamp case READ_6: 22667a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 22677a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 22687a8cf29dSMark Haverkamp break; 22697a8cf29dSMark Haverkamp case WRITE_16: 22707a8cf29dSMark Haverkamp case READ_16: 22717a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 22727a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 22737a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 22747a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 22757a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 22767a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 22777a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 22787a8cf29dSMark Haverkamp break; 22797a8cf29dSMark Haverkamp case WRITE_12: 22807a8cf29dSMark Haverkamp case READ_12: 22817a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 22827a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 22837a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 22847a8cf29dSMark Haverkamp break; 22857a8cf29dSMark Haverkamp default: 22867a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 22877a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 22887a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 22897a8cf29dSMark Haverkamp break; 22907a8cf29dSMark Haverkamp } 22917a8cf29dSMark Haverkamp printk(KERN_DEBUG 22927a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 22937a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 22947a8cf29dSMark Haverkamp } 22951da177e4SLinus Torvalds 2296125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 22971da177e4SLinus Torvalds 2298727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2299727eead6SFUJITA Tomonori 23001da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2301655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2302655d722cSMark Salyzyn case ST_OK: 2303655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2304655d722cSMark Salyzyn SAM_STAT_GOOD; 2305655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2306655d722cSMark Salyzyn break; 2307655d722cSMark Salyzyn case ST_NOT_READY: 2308655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2309655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2310655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2311655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2312655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2313655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2314655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2315655d722cSMark Salyzyn break; 2316f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2317f956a669SRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2318f956a669SRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 2319f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2320f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2321f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2322f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2323f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2324f956a669SRaghava Aditya Renukunta break; 2325655d722cSMark Salyzyn default: 23267c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2327e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 23281da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 23297c00ffa3SMark Haverkamp #endif 2330655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2331655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 23328e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 23338e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 23348e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 23351da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 23363ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 23373ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2338655d722cSMark Salyzyn break; 23391da177e4SLinus Torvalds } 2340bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 23411da177e4SLinus Torvalds 23428e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 23431da177e4SLinus Torvalds } 23441da177e4SLinus Torvalds 23459e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 23461da177e4SLinus Torvalds { 23477a8cf29dSMark Haverkamp u64 lba; 23481da177e4SLinus Torvalds u32 count; 23491da177e4SLinus Torvalds int status; 23501da177e4SLinus Torvalds struct aac_dev *dev; 23511da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2352da3cc679SRajashekhara, Mahesh int cid; 23531da177e4SLinus Torvalds 23541da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 23551da177e4SLinus Torvalds /* 23561da177e4SLinus Torvalds * Get block address and transfer length 23571da177e4SLinus Torvalds */ 23587a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 23597a8cf29dSMark Haverkamp case READ_6: 23609e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 23611da177e4SLinus Torvalds 23627a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 23637a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23641da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 23651da177e4SLinus Torvalds 23661da177e4SLinus Torvalds if (count == 0) 23671da177e4SLinus Torvalds count = 256; 23687a8cf29dSMark Haverkamp break; 23697a8cf29dSMark Haverkamp case READ_16: 23709e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 23717a8cf29dSMark Haverkamp 23727a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23737a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23747a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23757a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23767a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23777a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23787a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23797a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 23807a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 23817a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 23827a8cf29dSMark Haverkamp break; 23837a8cf29dSMark Haverkamp case READ_12: 23849e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 23857a8cf29dSMark Haverkamp 23867a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23877a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23887a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23897a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 23907a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23917a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23927a8cf29dSMark Haverkamp break; 23937a8cf29dSMark Haverkamp default: 23949e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 23951da177e4SLinus Torvalds 23967a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23977a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23987a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23991da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24007a8cf29dSMark Haverkamp break; 24011da177e4SLinus Torvalds } 2402da3cc679SRajashekhara, Mahesh 2403da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2404da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2405da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2406da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2407da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2408da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2409da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2410da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2411da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2412da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2413da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2414da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2415da3cc679SRajashekhara, Mahesh return 1; 2416da3cc679SRajashekhara, Mahesh } 2417da3cc679SRajashekhara, Mahesh 24187a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 24197c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2420e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24217a8cf29dSMark Haverkamp return 0; 24221da177e4SLinus Torvalds /* 24231da177e4SLinus Torvalds * Alocate and initialize a Fib 24241da177e4SLinus Torvalds */ 24256bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 24261ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2427e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 24281da177e4SLinus Torvalds 24291da177e4SLinus Torvalds /* 24301da177e4SLinus Torvalds * Check that the command queued to the controller 24311da177e4SLinus Torvalds */ 24321ae948faSBrian King if (status == -EINPROGRESS) 24331da177e4SLinus Torvalds return 0; 24341da177e4SLinus Torvalds 2435bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 24361da177e4SLinus Torvalds /* 24371da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 24381da177e4SLinus Torvalds */ 24391da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 24408e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2441bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2442bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 24431da177e4SLinus Torvalds return 0; 24441da177e4SLinus Torvalds } 24451da177e4SLinus Torvalds 24469e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 24471da177e4SLinus Torvalds { 24487a8cf29dSMark Haverkamp u64 lba; 24491da177e4SLinus Torvalds u32 count; 24509d399cc7SSalyzyn, Mark int fua; 24511da177e4SLinus Torvalds int status; 24521da177e4SLinus Torvalds struct aac_dev *dev; 24531da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2454da3cc679SRajashekhara, Mahesh int cid; 24551da177e4SLinus Torvalds 24561da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24571da177e4SLinus Torvalds /* 24581da177e4SLinus Torvalds * Get block address and transfer length 24591da177e4SLinus Torvalds */ 24601da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 24611da177e4SLinus Torvalds { 24621da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 24631da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 24641da177e4SLinus Torvalds if (count == 0) 24651da177e4SLinus Torvalds count = 256; 24669d399cc7SSalyzyn, Mark fua = 0; 24677a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 24689e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 24697a8cf29dSMark Haverkamp 24707a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 24717a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 24727a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 24737a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 24747a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 24757a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24767a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24777a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 24787a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 24799d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 24807a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 24819e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 24827a8cf29dSMark Haverkamp 24837a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 24847a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24857a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 24867a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24879d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 24881da177e4SLinus Torvalds } else { 24899e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 24907a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24911da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24929d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 24931da177e4SLinus Torvalds } 2494da3cc679SRajashekhara, Mahesh 2495da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2496da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2497da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2498da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2499da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2500da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2501da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2502da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2503da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2504da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2505da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2506da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2507da3cc679SRajashekhara, Mahesh return 1; 2508da3cc679SRajashekhara, Mahesh } 2509da3cc679SRajashekhara, Mahesh 25107a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 25111da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2512e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 25137a8cf29dSMark Haverkamp return 0; 25141da177e4SLinus Torvalds /* 25151da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 25161da177e4SLinus Torvalds */ 25176bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 25181ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25199d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 25201da177e4SLinus Torvalds 25211da177e4SLinus Torvalds /* 25221da177e4SLinus Torvalds * Check that the command queued to the controller 25231da177e4SLinus Torvalds */ 25241ae948faSBrian King if (status == -EINPROGRESS) 25251da177e4SLinus Torvalds return 0; 25261da177e4SLinus Torvalds 2527bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 25281da177e4SLinus Torvalds /* 25291da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25301da177e4SLinus Torvalds */ 25311da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 25328e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 25331da177e4SLinus Torvalds 2534bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2535bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25361da177e4SLinus Torvalds return 0; 25371da177e4SLinus Torvalds } 25381da177e4SLinus Torvalds 25391da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 25401da177e4SLinus Torvalds { 25411da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 25421da177e4SLinus Torvalds struct scsi_cmnd *cmd; 25431da177e4SLinus Torvalds 25441da177e4SLinus Torvalds cmd = context; 25451da177e4SLinus Torvalds 254603d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 254703d44337SMark Haverkamp return; 254803d44337SMark Haverkamp 25491da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 25501da177e4SLinus Torvalds smp_processor_id(), jiffies)); 25511da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 25521da177e4SLinus Torvalds 25531da177e4SLinus Torvalds 25541da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 25551da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 25561da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 25571da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 25581da177e4SLinus Torvalds else { 25591da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 25601a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2561e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 25621da177e4SLinus Torvalds printk(KERN_WARNING 25631da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 25641da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 25651da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 25661da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 25678e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 25688e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 25698e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 25701da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2571b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2572b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 25731da177e4SLinus Torvalds } 25741da177e4SLinus Torvalds 2575bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2576bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 25778e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 25781da177e4SLinus Torvalds } 25791da177e4SLinus Torvalds 25809e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 25811da177e4SLinus Torvalds { 25821da177e4SLinus Torvalds int status; 25831da177e4SLinus Torvalds struct fib *cmd_fibcontext; 25841da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 25851da177e4SLinus Torvalds struct scsi_cmnd *cmd; 25861da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 25871da177e4SLinus Torvalds int active = 0; 258890ee3466SMark Haverkamp struct aac_dev *aac; 2589b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 2590b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 2591b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25921da177e4SLinus Torvalds unsigned long flags; 25931da177e4SLinus Torvalds 25941da177e4SLinus Torvalds /* 259577d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 259677d644d4SMark Haverkamp * specific target (block). 25971da177e4SLinus Torvalds */ 25981da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 25991da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 2600b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 2601b90f90d2SSalyzyn, Mark u64 cmnd_lba; 2602b90f90d2SSalyzyn, Mark u32 cmnd_count; 2603b90f90d2SSalyzyn, Mark 2604b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 2605b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 2606b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 2607b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 2608b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 2609b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 2610b90f90d2SSalyzyn, Mark cmnd_count = 256; 2611b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 2612b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 2613b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 2614b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 2615b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 2616b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 2617b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2618b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2619b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2620b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 2621b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 2622b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 2623b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 2624b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 2625b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2626b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2627b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2628b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2629b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 2630b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2631b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2632b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2633b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 2634b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2635b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2636b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2637b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2638b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 2639b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 2640b90f90d2SSalyzyn, Mark } else 2641b90f90d2SSalyzyn, Mark continue; 2642b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 2643b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 2644b90f90d2SSalyzyn, Mark continue; 26451da177e4SLinus Torvalds ++active; 26461da177e4SLinus Torvalds break; 26471da177e4SLinus Torvalds } 26481da177e4SLinus Torvalds 26491da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 26501da177e4SLinus Torvalds 26511da177e4SLinus Torvalds /* 26521da177e4SLinus Torvalds * Yield the processor (requeue for later) 26531da177e4SLinus Torvalds */ 26541da177e4SLinus Torvalds if (active) 26551da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 26561da177e4SLinus Torvalds 2657f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 26588c867b25SMark Haverkamp if (aac->in_reset) 26598c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 26608c867b25SMark Haverkamp 26611da177e4SLinus Torvalds /* 26627c00ffa3SMark Haverkamp * Allocate and initialize a Fib 26631da177e4SLinus Torvalds */ 266490ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 26651da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 26661da177e4SLinus Torvalds 2667bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 26681da177e4SLinus Torvalds 26691da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 26701da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 26711da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 26729e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 26731da177e4SLinus Torvalds synchronizecmd->count = 26741da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 26751ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 26761da177e4SLinus Torvalds 26771da177e4SLinus Torvalds /* 26781da177e4SLinus Torvalds * Now send the Fib to the adapter 26791da177e4SLinus Torvalds */ 2680bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 26811da177e4SLinus Torvalds cmd_fibcontext, 26821da177e4SLinus Torvalds sizeof(struct aac_synchronize), 26831da177e4SLinus Torvalds FsaNormal, 26841da177e4SLinus Torvalds 0, 1, 26851da177e4SLinus Torvalds (fib_callback)synchronize_callback, 26861da177e4SLinus Torvalds (void *)scsicmd); 26871da177e4SLinus Torvalds 26881da177e4SLinus Torvalds /* 26891da177e4SLinus Torvalds * Check that the command queued to the controller 26901da177e4SLinus Torvalds */ 26911ae948faSBrian King if (status == -EINPROGRESS) 26921da177e4SLinus Torvalds return 0; 26931da177e4SLinus Torvalds 26941da177e4SLinus Torvalds printk(KERN_WARNING 2695bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2696bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2697bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26981da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 26991da177e4SLinus Torvalds } 27001da177e4SLinus Torvalds 2701655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2702655d722cSMark Salyzyn { 2703655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2704655d722cSMark Salyzyn 2705655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2706655d722cSMark Salyzyn return; 2707655d722cSMark Salyzyn 2708655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2709655d722cSMark Salyzyn 2710655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2711655d722cSMark Salyzyn 2712655d722cSMark Salyzyn aac_fib_complete(fibptr); 2713655d722cSMark Salyzyn aac_fib_free(fibptr); 2714655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2715655d722cSMark Salyzyn } 2716655d722cSMark Salyzyn 2717655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2718655d722cSMark Salyzyn { 2719655d722cSMark Salyzyn int status; 2720655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2721655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2722655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2723655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2724655d722cSMark Salyzyn 27251c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2726655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2727655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2728655d722cSMark Salyzyn SAM_STAT_GOOD; 2729655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2730655d722cSMark Salyzyn return 0; 2731655d722cSMark Salyzyn } 2732655d722cSMark Salyzyn 2733655d722cSMark Salyzyn if (aac->in_reset) 2734655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2735655d722cSMark Salyzyn 2736655d722cSMark Salyzyn /* 2737655d722cSMark Salyzyn * Allocate and initialize a Fib 2738655d722cSMark Salyzyn */ 27396bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2740655d722cSMark Salyzyn 2741655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2742655d722cSMark Salyzyn 2743655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2744655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2745655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2746655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2747655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2748655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2749655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2750655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2751655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 27521ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2753655d722cSMark Salyzyn 2754655d722cSMark Salyzyn /* 2755655d722cSMark Salyzyn * Now send the Fib to the adapter 2756655d722cSMark Salyzyn */ 2757655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2758655d722cSMark Salyzyn cmd_fibcontext, 2759655d722cSMark Salyzyn sizeof(struct aac_power_management), 2760655d722cSMark Salyzyn FsaNormal, 2761655d722cSMark Salyzyn 0, 1, 2762655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2763655d722cSMark Salyzyn (void *)scsicmd); 2764655d722cSMark Salyzyn 2765655d722cSMark Salyzyn /* 2766655d722cSMark Salyzyn * Check that the command queued to the controller 2767655d722cSMark Salyzyn */ 27681ae948faSBrian King if (status == -EINPROGRESS) 2769655d722cSMark Salyzyn return 0; 2770655d722cSMark Salyzyn 2771655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2772655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2773655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2774655d722cSMark Salyzyn } 2775655d722cSMark Salyzyn 27761da177e4SLinus Torvalds /** 27771da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 27781da177e4SLinus Torvalds * @scsicmd: SCSI command block 27791da177e4SLinus Torvalds * 27801da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 27811da177e4SLinus Torvalds * aacraid firmware. 27821da177e4SLinus Torvalds */ 27831da177e4SLinus Torvalds 27841da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 27851da177e4SLinus Torvalds { 2786ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 27871da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 27881da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 27891da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 27901da177e4SLinus Torvalds 279190ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 279290ee3466SMark Haverkamp return -1; 27931da177e4SLinus Torvalds /* 27941da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 27951da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 27961da177e4SLinus Torvalds * itself. 27971da177e4SLinus Torvalds */ 27981a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 27991a655040SSalyzyn, Mark if (cid != host->this_id) { 28001a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 28011a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2802e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 28031da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2804c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28051da177e4SLinus Torvalds } 28061da177e4SLinus Torvalds 28071da177e4SLinus Torvalds /* 28081da177e4SLinus Torvalds * If the target container doesn't exist, it may have 28091da177e4SLinus Torvalds * been newly created 28101da177e4SLinus Torvalds */ 2811655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2812655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2813655d722cSMark Salyzyn NOT_READY)) { 28141da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2815eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 28167a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 28177a8cf29dSMark Haverkamp !(dev->raw_io_64) || 28187a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 28197a8cf29dSMark Haverkamp break; 28201da177e4SLinus Torvalds case INQUIRY: 28211da177e4SLinus Torvalds case READ_CAPACITY: 28221da177e4SLinus Torvalds case TEST_UNIT_READY: 28238c867b25SMark Haverkamp if (dev->in_reset) 28248c867b25SMark Haverkamp return -1; 2825fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2826fe76df42SMark Haverkamp aac_probe_container_callback2); 28271da177e4SLinus Torvalds default: 28281da177e4SLinus Torvalds break; 28291da177e4SLinus Torvalds } 28301da177e4SLinus Torvalds } 28311da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2832ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2833ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2834ab5d129fSRaghava Aditya Renukunta (dev->hba_map[bus][cid].expose 2835ab5d129fSRaghava Aditya Renukunta == AAC_HIDE_DISK)){ 2836ab5d129fSRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY) { 2837ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 2838ab5d129fSRaghava Aditya Renukunta goto scsi_done_ret; 2839ab5d129fSRaghava Aditya Renukunta } 2840ab5d129fSRaghava Aditya Renukunta } 2841ab5d129fSRaghava Aditya Renukunta 2842ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2843ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2844ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2845ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2846ab5d129fSRaghava Aditya Renukunta return -1; 2847ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2848ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2849cb1042f2SSalyzyn, Mark dev->jbod) { 28508c867b25SMark Haverkamp if (dev->in_reset) 28518c867b25SMark Haverkamp return -1; 28521da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 28531da177e4SLinus Torvalds } else { 28541da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2855c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28561da177e4SLinus Torvalds } 28571da177e4SLinus Torvalds } 28581da177e4SLinus Torvalds } 28591da177e4SLinus Torvalds /* 28601da177e4SLinus Torvalds * else Command for the controller itself 28611da177e4SLinus Torvalds */ 28621da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 28631da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 28641da177e4SLinus Torvalds { 28651da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 28661da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 28678e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28688e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 28698e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 28701da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 28713ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 28723ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2873c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28741da177e4SLinus Torvalds } 28751da177e4SLinus Torvalds 28761da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2877c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2878c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2879c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2880c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2881c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2882c4e2fbcaSRaghava Aditya Renukunta return -1; 2883c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2884c4e2fbcaSRaghava Aditya Renukunta 2885c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2886c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2887c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2888c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2889c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2890c4e2fbcaSRaghava Aditya Renukunta return -1; 2891c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2892c4e2fbcaSRaghava Aditya Renukunta 2893c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2894c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 2895c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2896c4e2fbcaSRaghava Aditya Renukunta break; 2897c4e2fbcaSRaghava Aditya Renukunta } 2898c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2899c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2900c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 29011da177e4SLinus Torvalds case INQUIRY: 29021da177e4SLinus Torvalds { 29033b2946ccSMark Haverkamp struct inquiry_data inq_data; 29041da177e4SLinus Torvalds 29051a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 29063b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 29071da177e4SLinus Torvalds 2908d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 290988e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 291088e2f98eSSalyzyn, Mark 291188e2f98eSSalyzyn, Mark /* EVPD bit set */ 291288e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 291388e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 291488e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 291588e2f98eSSalyzyn, Mark /* supported vital product data pages */ 29165d910649SMahesh Rajashekhara arr[3] = 3; 291788e2f98eSSalyzyn, Mark arr[4] = 0x0; 291888e2f98eSSalyzyn, Mark arr[5] = 0x80; 29195d910649SMahesh Rajashekhara arr[6] = 0x83; 292088e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2921d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 292288e2f98eSSalyzyn, Mark sizeof(inq_data)); 2923c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 292488e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 292588e2f98eSSalyzyn, Mark /* unit serial number page */ 292688e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 292788e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 292888e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2929d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 293088e2f98eSSalyzyn, Mark sizeof(inq_data)); 2931d8e96507SLeubner, Achim if (aac_wwn != 2) 2932d8e96507SLeubner, Achim return aac_get_container_serial( 2933d8e96507SLeubner, Achim scsicmd); 2934c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 29355d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 29365d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 29375d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 29385d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 29395d910649SMahesh Rajashekhara scmd_id(scsicmd)); 29405d910649SMahesh Rajashekhara if (aac_wwn != 2) 29415d910649SMahesh Rajashekhara return aac_get_container_serial( 29425d910649SMahesh Rajashekhara scsicmd); 2943c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 294488e2f98eSSalyzyn, Mark } else { 294588e2f98eSSalyzyn, Mark /* vpd page not implemented */ 294688e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 294788e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 294888e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 29498e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 29508e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 29518e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 295288e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 295388e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 29543ace426fSSalyzyn, Mark min_t(size_t, 29553ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 29563ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 295788e2f98eSSalyzyn, Mark } 2958c4e2fbcaSRaghava Aditya Renukunta break; 295988e2f98eSSalyzyn, Mark } 29603b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 29613b2946ccSMark 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 */ 29623b2946ccSMark Haverkamp inq_data.inqd_len = 31; 29631da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 29643b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 29651da177e4SLinus Torvalds /* 29661da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 29671da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 29681da177e4SLinus Torvalds */ 29691a655040SSalyzyn, Mark if (cid == host->this_id) { 29706391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 29713b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2972d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2973d4345028SFUJITA Tomonori sizeof(inq_data)); 2974c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2975c4e2fbcaSRaghava Aditya Renukunta break; 29761da177e4SLinus Torvalds } 29778c867b25SMark Haverkamp if (dev->in_reset) 29788c867b25SMark Haverkamp return -1; 2979794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 29803b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2981d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 29829e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 29831da177e4SLinus Torvalds } 2984eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 29857a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 29867a8cf29dSMark Haverkamp !(dev->raw_io_64) || 29877a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 29887a8cf29dSMark Haverkamp break; 29897a8cf29dSMark Haverkamp { 29907a8cf29dSMark Haverkamp u64 capacity; 299107ce5ebaSMark Haverkamp char cp[13]; 2992b271f1c8SFUJITA Tomonori unsigned int alloc_len; 29937a8cf29dSMark Haverkamp 29947a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 29957a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 29967a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 29977a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 29987a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 29997a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 30007a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 30017a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 30027a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 30037a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 3004b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3005b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3006b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3007b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 300807ce5ebaSMark Haverkamp cp[12] = 0; 300907ce5ebaSMark Haverkamp 3010b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 3011b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 3012b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 3013b271f1c8SFUJITA Tomonori 3014b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 3015d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 3016b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 3017b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 3018b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 30197a8cf29dSMark Haverkamp 30207a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 30217a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 30227a8cf29dSMark Haverkamp 3023c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3024c4e2fbcaSRaghava Aditya Renukunta break; 30257a8cf29dSMark Haverkamp } 30267a8cf29dSMark Haverkamp 30271da177e4SLinus Torvalds case READ_CAPACITY: 30281da177e4SLinus Torvalds { 30291da177e4SLinus Torvalds u32 capacity; 30303b2946ccSMark Haverkamp char cp[8]; 30311da177e4SLinus Torvalds 30321da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 30337a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 30341da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 30351da177e4SLinus Torvalds else 30361da177e4SLinus Torvalds capacity = (u32)-1; 30373b2946ccSMark Haverkamp 30381da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 30391da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 30401da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 30411da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 3042b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3043b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3044b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3045b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 3046d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 30477a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 30487a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 3049c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3050c4e2fbcaSRaghava Aditya Renukunta break; 30511da177e4SLinus Torvalds } 30521da177e4SLinus Torvalds 30531da177e4SLinus Torvalds case MODE_SENSE: 30541da177e4SLinus Torvalds { 30559d399cc7SSalyzyn, Mark int mode_buf_length = 4; 3056b836439fSMahesh Rajashekhara u32 capacity; 3057b836439fSMahesh Rajashekhara aac_modep_data mpd; 3058b836439fSMahesh Rajashekhara 3059b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3060b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3061b836439fSMahesh Rajashekhara else 3062b836439fSMahesh Rajashekhara capacity = (u32)-1; 30631da177e4SLinus Torvalds 30641da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 3065b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 3066b836439fSMahesh Rajashekhara 3067b836439fSMahesh Rajashekhara /* Mode data length */ 3068b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 3069b836439fSMahesh Rajashekhara /* Medium type - default */ 3070b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 3071b836439fSMahesh Rajashekhara /* Device-specific param, 30729d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 30739d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3074b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 3075b836439fSMahesh Rajashekhara 307695e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3077b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 3078b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 3079b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 3080b836439fSMahesh Rajashekhara else { 3081b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 3082b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 3083b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 3084b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3085b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3086b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3087b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3088b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 30895d910649SMahesh Rajashekhara 30905d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 30915d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 30925d910649SMahesh Rajashekhara /* page length */ 30935d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 30945d910649SMahesh Rajashekhara /* Mode data length */ 30955d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 30965d910649SMahesh Rajashekhara } else { 30975d910649SMahesh Rajashekhara /* Mode data length */ 30985d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 30995d910649SMahesh Rajashekhara } 31005d910649SMahesh Rajashekhara 3101b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3102b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3103b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3104b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3105b836439fSMahesh Rajashekhara } else { 3106b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3107b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3108b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3109b836439fSMahesh Rajashekhara } 3110b836439fSMahesh Rajashekhara } 31119d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31129d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3113b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3114b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3115b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3116b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 311795e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3118b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 31195d910649SMahesh Rajashekhara } 31205d910649SMahesh Rajashekhara 31219d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 31229d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 31235d910649SMahesh Rajashekhara else 31245d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3125b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3126b836439fSMahesh Rajashekhara (char *)&mpd, 3127b836439fSMahesh Rajashekhara mode_buf_length); 3128c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3129c4e2fbcaSRaghava Aditya Renukunta break; 31301da177e4SLinus Torvalds } 31311da177e4SLinus Torvalds case MODE_SENSE_10: 31321da177e4SLinus Torvalds { 3133b836439fSMahesh Rajashekhara u32 capacity; 31349d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3135b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3136b836439fSMahesh Rajashekhara 3137b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3138b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3139b836439fSMahesh Rajashekhara else 3140b836439fSMahesh Rajashekhara capacity = (u32)-1; 31411da177e4SLinus Torvalds 31421da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3143b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3144b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3145b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3146b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3147b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3148b836439fSMahesh Rajashekhara /* Medium type - default */ 3149b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3150b836439fSMahesh Rajashekhara /* Device-specific param, 31519d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 31529d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3153b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3154b836439fSMahesh Rajashekhara 315595e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3156b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3157b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3158b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3159b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3160b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3161b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3162b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3163b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3164b836439fSMahesh Rajashekhara } else { 3165b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3166b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3167b836439fSMahesh Rajashekhara 3168b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3169b836439fSMahesh Rajashekhara 3170b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3171b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3172b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3173b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3174b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3175b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3176b836439fSMahesh Rajashekhara 3177b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3178b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3179b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3180b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3181b836439fSMahesh Rajashekhara } else { 3182b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3183b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3184b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3185b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3186b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3187b836439fSMahesh Rajashekhara capacity & 0xff; 3188b836439fSMahesh Rajashekhara } 3189b836439fSMahesh Rajashekhara } 31909d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31919d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3192b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3193b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3194b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3195b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 319695e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3197b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 31989d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 31999d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 32009d399cc7SSalyzyn, Mark } 3201b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3202b836439fSMahesh Rajashekhara (char *)&mpd10, 3203b836439fSMahesh Rajashekhara mode_buf_length); 32041da177e4SLinus Torvalds 3205c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3206c4e2fbcaSRaghava Aditya Renukunta break; 32071da177e4SLinus Torvalds } 32081da177e4SLinus Torvalds case REQUEST_SENSE: 32091da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3210c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3211c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3212c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3213c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3214c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3215c4e2fbcaSRaghava Aditya Renukunta break; 32161da177e4SLinus Torvalds 32171da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 32181da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 32191da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 32201da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 32211da177e4SLinus Torvalds else 32221da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 32231da177e4SLinus Torvalds 3224c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3225c4e2fbcaSRaghava Aditya Renukunta break; 32261da177e4SLinus Torvalds /* 32271da177e4SLinus Torvalds * These commands are all No-Ops 32281da177e4SLinus Torvalds */ 32291da177e4SLinus Torvalds case TEST_UNIT_READY: 3230655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3231655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3232655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 3233655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3234655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3235655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3236655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3237655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3238655d722cSMark Salyzyn min_t(size_t, 3239655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3240655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3241c4e2fbcaSRaghava Aditya Renukunta break; 3242655d722cSMark Salyzyn } 32431da177e4SLinus Torvalds case RESERVE: 32441da177e4SLinus Torvalds case RELEASE: 32451da177e4SLinus Torvalds case REZERO_UNIT: 32461da177e4SLinus Torvalds case REASSIGN_BLOCKS: 32471da177e4SLinus Torvalds case SEEK_10: 3248c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3249c4e2fbcaSRaghava Aditya Renukunta break; 3250655d722cSMark Salyzyn 3251655d722cSMark Salyzyn case START_STOP: 3252655d722cSMark Salyzyn return aac_start_stop(scsicmd); 32531da177e4SLinus Torvalds 325495e852e1SSalyzyn, Mark /* FALLTHRU */ 32551da177e4SLinus Torvalds default: 32561da177e4SLinus Torvalds /* 32571da177e4SLinus Torvalds * Unhandled commands 32581da177e4SLinus Torvalds */ 3259c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3260c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3261c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3262c4e2fbcaSRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 32638e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 32641da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 32658e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 32661da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 32673ace426fSSalyzyn, Mark min_t(size_t, 32683ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 32693ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3270c4e2fbcaSRaghava Aditya Renukunta } 3271c4e2fbcaSRaghava Aditya Renukunta 3272c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3273c4e2fbcaSRaghava Aditya Renukunta 32741da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 32751da177e4SLinus Torvalds return 0; 32761da177e4SLinus Torvalds } 32771da177e4SLinus Torvalds 32781da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 32791da177e4SLinus Torvalds { 32801da177e4SLinus Torvalds struct aac_query_disk qd; 32811da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32821da177e4SLinus Torvalds 32831da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 328490ee3466SMark Haverkamp if (!fsa_dev_ptr) 328565101355SMark Haverkamp return -EBUSY; 32861da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 32871da177e4SLinus Torvalds return -EFAULT; 3288e6fd916aSDan Carpenter if (qd.cnum == -1) { 3289e6fd916aSDan Carpenter if (qd.id < 0 || qd.id >= dev->maximum_num_containers) 3290e6fd916aSDan Carpenter return -EINVAL; 3291e5718774SMark Haverkamp qd.cnum = qd.id; 3292e6fd916aSDan Carpenter } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { 32931da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 32941da177e4SLinus Torvalds return -EINVAL; 32951da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 32961da177e4SLinus Torvalds qd.bus = 0; 32971da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 32981da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 32991da177e4SLinus Torvalds } 33001da177e4SLinus Torvalds else return -EINVAL; 33011da177e4SLinus Torvalds 3302fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 33031da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 33041da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 33051da177e4SLinus Torvalds 33061da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 33071da177e4SLinus Torvalds qd.unmapped = 1; 33081da177e4SLinus Torvalds else 33091da177e4SLinus Torvalds qd.unmapped = 0; 33101da177e4SLinus Torvalds 33111da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 33121da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 33131da177e4SLinus Torvalds 33141da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 33151da177e4SLinus Torvalds return -EFAULT; 33161da177e4SLinus Torvalds return 0; 33171da177e4SLinus Torvalds } 33181da177e4SLinus Torvalds 33191da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 33201da177e4SLinus Torvalds { 33211da177e4SLinus Torvalds struct aac_delete_disk dd; 33221da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33231da177e4SLinus Torvalds 33241da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 332565101355SMark Haverkamp if (!fsa_dev_ptr) 332665101355SMark Haverkamp return -EBUSY; 33271da177e4SLinus Torvalds 33281da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 33291da177e4SLinus Torvalds return -EFAULT; 33301da177e4SLinus Torvalds 33311da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 33321da177e4SLinus Torvalds return -EINVAL; 33331da177e4SLinus Torvalds /* 33341da177e4SLinus Torvalds * Mark this container as being deleted. 33351da177e4SLinus Torvalds */ 33361da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 33371da177e4SLinus Torvalds /* 33381da177e4SLinus Torvalds * Mark the container as no longer valid 33391da177e4SLinus Torvalds */ 33401da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 33411da177e4SLinus Torvalds return 0; 33421da177e4SLinus Torvalds } 33431da177e4SLinus Torvalds 33441da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 33451da177e4SLinus Torvalds { 33461da177e4SLinus Torvalds struct aac_delete_disk dd; 33471da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33481da177e4SLinus Torvalds 33491da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 335090ee3466SMark Haverkamp if (!fsa_dev_ptr) 335165101355SMark Haverkamp return -EBUSY; 33521da177e4SLinus Torvalds 33531da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 33541da177e4SLinus Torvalds return -EFAULT; 33551da177e4SLinus Torvalds 33561da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 33571da177e4SLinus Torvalds return -EINVAL; 33581da177e4SLinus Torvalds /* 33591da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 33601da177e4SLinus Torvalds */ 33611da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 33621da177e4SLinus Torvalds return -EBUSY; 33631da177e4SLinus Torvalds else { 33641da177e4SLinus Torvalds /* 33651da177e4SLinus Torvalds * Mark the container as no longer being valid. 33661da177e4SLinus Torvalds */ 33671da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 33681da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 33691da177e4SLinus Torvalds return 0; 33701da177e4SLinus Torvalds } 33711da177e4SLinus Torvalds } 33721da177e4SLinus Torvalds 33731da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 33741da177e4SLinus Torvalds { 33751da177e4SLinus Torvalds switch (cmd) { 33761da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 33771da177e4SLinus Torvalds return query_disk(dev, arg); 33781da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 33791da177e4SLinus Torvalds return delete_disk(dev, arg); 33801da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 33811da177e4SLinus Torvalds return force_delete_disk(dev, arg); 33821da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 33831da177e4SLinus Torvalds return aac_get_containers(dev); 33841da177e4SLinus Torvalds default: 33851da177e4SLinus Torvalds return -ENOTTY; 33861da177e4SLinus Torvalds } 33871da177e4SLinus Torvalds } 33881da177e4SLinus Torvalds 33891da177e4SLinus Torvalds /** 33901da177e4SLinus Torvalds * 33911da177e4SLinus Torvalds * aac_srb_callback 33921da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 33931da177e4SLinus Torvalds * @fibptr: pointer to the fib 33941da177e4SLinus Torvalds * 33951da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 33961da177e4SLinus Torvalds * 33971da177e4SLinus Torvalds */ 33981da177e4SLinus Torvalds 33991da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 34001da177e4SLinus Torvalds { 34011da177e4SLinus Torvalds struct aac_dev *dev; 34021da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 34031da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 34041da177e4SLinus Torvalds 34051da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 340603d44337SMark Haverkamp 340703d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 340803d44337SMark Haverkamp return; 340903d44337SMark Haverkamp 3410125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 34114ec57fb4SRaghava Aditya Renukunta 34121a655040SSalyzyn, Mark dev = fibptr->dev; 34131a655040SSalyzyn, Mark 341455b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 34154ec57fb4SRaghava Aditya Renukunta 34161da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 341785d22bbfSMahesh Rajashekhara 341885d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 341985d22bbfSMahesh Rajashekhara /* fast response */ 342085d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 342185d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 342285d22bbfSMahesh Rajashekhara } else { 34231da177e4SLinus Torvalds /* 34241da177e4SLinus Torvalds * Calculate resid for sg 34251da177e4SLinus Torvalds */ 3426727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3427727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 34284ec57fb4SRaghava Aditya Renukunta } 34294ec57fb4SRaghava Aditya Renukunta 34304ec57fb4SRaghava Aditya Renukunta 34314ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 34324ec57fb4SRaghava Aditya Renukunta 34334ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 34344ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 34354ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 34364ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 34374ec57fb4SRaghava Aditya Renukunta 34381da177e4SLinus Torvalds /* 34391da177e4SLinus Torvalds * First check the fib status 34401da177e4SLinus Torvalds */ 34411da177e4SLinus Torvalds 34421da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 34431da177e4SLinus Torvalds int len; 344455b87608SMahesh Rajashekhara 34454ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 34464ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 34473ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 34483ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 344955b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 345055b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 345155b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 345255b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 345355b87608SMahesh Rajashekhara srbreply->sense_data, len); 34541da177e4SLinus Torvalds } 34551da177e4SLinus Torvalds 34561da177e4SLinus Torvalds /* 34571da177e4SLinus Torvalds * Next check the srb status 34581da177e4SLinus Torvalds */ 34591da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 34601da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 34611da177e4SLinus Torvalds case SRB_STATUS_PENDING: 34621da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 34631da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 34641da177e4SLinus Torvalds break; 34651da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 34661da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 34671da177e4SLinus Torvalds case READ_6: 34681da177e4SLinus Torvalds case WRITE_6: 34691da177e4SLinus Torvalds case READ_10: 34701da177e4SLinus Torvalds case WRITE_10: 34711da177e4SLinus Torvalds case READ_12: 34721da177e4SLinus Torvalds case WRITE_12: 34737a8cf29dSMark Haverkamp case READ_16: 34747a8cf29dSMark Haverkamp case WRITE_16: 347555b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 347655b87608SMahesh Rajashekhara < scsicmd->underflow) 34774ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 347855b87608SMahesh Rajashekhara else 34794ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 348055b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 348155b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34821da177e4SLinus Torvalds break; 34834ec57fb4SRaghava Aditya Renukunta case INQUIRY: 348455b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 348555b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34861da177e4SLinus Torvalds break; 34871da177e4SLinus Torvalds default: 34881da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 34891da177e4SLinus Torvalds break; 34901da177e4SLinus Torvalds } 34911da177e4SLinus Torvalds break; 34921da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 34931da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 34941da177e4SLinus Torvalds break; 34951da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 349655b87608SMahesh Rajashekhara /* 349755b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 349855b87608SMahesh Rajashekhara * hba was trying to abort for some reason 349955b87608SMahesh Rajashekhara */ 35001da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 35011da177e4SLinus Torvalds break; 35021da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 350355b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 350455b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 35051da177e4SLinus Torvalds break; 35061da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 35071da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 35081da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 35091da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 35101da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 351155b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 351255b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35131da177e4SLinus Torvalds break; 35141da177e4SLinus Torvalds 35151da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 35161da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 351755b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 351855b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35191da177e4SLinus Torvalds break; 35201da177e4SLinus Torvalds 35211da177e4SLinus Torvalds case SRB_STATUS_BUSY: 352255b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 352355b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35241da177e4SLinus Torvalds break; 35251da177e4SLinus Torvalds 35261da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 352755b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 352855b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35291da177e4SLinus Torvalds break; 35301da177e4SLinus Torvalds 35311da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 353255b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 353355b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 35341da177e4SLinus Torvalds break; 35351da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 35361da177e4SLinus Torvalds case SRB_STATUS_ERROR: 35371da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 35381da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 35391da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 35401da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 35411da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 35421da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 35431da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 35441da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 35451da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 35461da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 35471da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 35481da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 35491da177e4SLinus Torvalds default: 35501da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35514ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 35521da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 35531da177e4SLinus Torvalds aac_get_status_string( 35541da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 35551da177e4SLinus Torvalds scsicmd->cmnd[0], 35561da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 35571da177e4SLinus Torvalds #endif 35584ec57fb4SRaghava Aditya Renukunta /* 35594ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 35604ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 35614ec57fb4SRaghava Aditya Renukunta * 35624ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 35634ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 35644ec57fb4SRaghava Aditya Renukunta */ 35651fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 35661fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 35674ec57fb4SRaghava Aditya Renukunta 35681fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 35691fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 35701fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 35711da177e4SLinus Torvalds break; 35721fc8010aSRajashekhara, Mahesh } else { 35731fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 35741fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 35751fc8010aSRajashekhara, Mahesh break; 35761fc8010aSRajashekhara, Mahesh } 35771fc8010aSRajashekhara, Mahesh } else { 35781fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 35791fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 35801fc8010aSRajashekhara, Mahesh break; 35811fc8010aSRajashekhara, Mahesh } 35821da177e4SLinus Torvalds } 358355b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 358455b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 35851da177e4SLinus Torvalds int len; 358655b87608SMahesh Rajashekhara 35871da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 35883ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35893ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 35901da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35914ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 35927a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 35931da177e4SLinus Torvalds #endif 359455b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 359555b87608SMahesh Rajashekhara srbreply->sense_data, len); 359655b87608SMahesh Rajashekhara } 35974ec57fb4SRaghava Aditya Renukunta 35981da177e4SLinus Torvalds /* 35991da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 36001da177e4SLinus Torvalds */ 36011da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 36021da177e4SLinus Torvalds 3603bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 36048e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 36051da177e4SLinus Torvalds } 36061da177e4SLinus Torvalds 3607ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3608ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3609ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3610ab5d129fSRaghava Aditya Renukunta 3611ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3612ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3613ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3614ab5d129fSRaghava Aditya Renukunta 3615ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3616ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3617ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3618ab5d129fSRaghava Aditya Renukunta break; 3619ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3620ab5d129fSRaghava Aditya Renukunta { 3621ab5d129fSRaghava Aditya Renukunta int len; 3622ab5d129fSRaghava Aditya Renukunta 3623ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3624ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3625ab5d129fSRaghava Aditya Renukunta if (len) 3626ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3627ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3628ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3629ab5d129fSRaghava Aditya Renukunta break; 3630ab5d129fSRaghava Aditya Renukunta } 3631ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3632ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 3633ab5d129fSRaghava Aditya Renukunta break; 3634ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3635ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ABORT << 16 | ABORT << 8; 3636ab5d129fSRaghava Aditya Renukunta break; 3637ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3638ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3639ab5d129fSRaghava Aditya Renukunta default: 3640ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3641ab5d129fSRaghava Aditya Renukunta break; 3642ab5d129fSRaghava Aditya Renukunta } 3643ab5d129fSRaghava Aditya Renukunta } 3644ab5d129fSRaghava Aditya Renukunta 3645ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3646ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3647ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3648ab5d129fSRaghava Aditya Renukunta { 3649ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3650ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3651ab5d129fSRaghava Aditya Renukunta { 3652ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3653ab5d129fSRaghava Aditya Renukunta 3654ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3655ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3656ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3657ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3658ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3659ab5d129fSRaghava Aditya Renukunta } 3660ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3661ab5d129fSRaghava Aditya Renukunta break; 3662ab5d129fSRaghava Aditya Renukunta } 3663ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3664ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3665ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | 3666ab5d129fSRaghava Aditya Renukunta COMMAND_COMPLETE << 8 | SAM_STAT_BUSY; 3667ab5d129fSRaghava Aditya Renukunta break; 3668ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3669ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ABORT << 16 | ABORT << 8; 3670ab5d129fSRaghava Aditya Renukunta break; 3671ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3672ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3673ab5d129fSRaghava Aditya Renukunta break; 3674ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3675ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3676ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3677ab5d129fSRaghava Aditya Renukunta break; 3678ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3679ab5d129fSRaghava Aditya Renukunta default: 3680ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3681ab5d129fSRaghava Aditya Renukunta break; 3682ab5d129fSRaghava Aditya Renukunta } 3683ab5d129fSRaghava Aditya Renukunta } 3684ab5d129fSRaghava Aditya Renukunta 36851da177e4SLinus Torvalds /** 36861da177e4SLinus Torvalds * 3687ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3688ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3689ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3690ab5d129fSRaghava Aditya Renukunta * 3691ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3692ab5d129fSRaghava Aditya Renukunta * 3693ab5d129fSRaghava Aditya Renukunta */ 3694ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3695ab5d129fSRaghava Aditya Renukunta { 3696ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3697ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3698ab5d129fSRaghava Aditya Renukunta 3699ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3700ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3701ab5d129fSRaghava Aditya Renukunta 3702ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3703ab5d129fSRaghava Aditya Renukunta 3704ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3705ab5d129fSRaghava Aditya Renukunta return; 3706ab5d129fSRaghava Aditya Renukunta 3707ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3708ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3709ab5d129fSRaghava Aditya Renukunta 3710ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3711ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3712ab5d129fSRaghava Aditya Renukunta 3713ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3714ab5d129fSRaghava Aditya Renukunta /* fast response */ 3715ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3716ab5d129fSRaghava Aditya Renukunta goto out; 3717ab5d129fSRaghava Aditya Renukunta } 3718ab5d129fSRaghava Aditya Renukunta 3719ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3720ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3721ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3722ab5d129fSRaghava Aditya Renukunta break; 3723ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3724ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3725ab5d129fSRaghava Aditya Renukunta break; 3726ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3727ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 3728ab5d129fSRaghava Aditya Renukunta break; 3729ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3730ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3731ab5d129fSRaghava Aditya Renukunta break; 3732ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3733ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3734ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3735ab5d129fSRaghava Aditya Renukunta break; 3736ab5d129fSRaghava Aditya Renukunta default: 3737ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3738ab5d129fSRaghava Aditya Renukunta break; 3739ab5d129fSRaghava Aditya Renukunta } 3740ab5d129fSRaghava Aditya Renukunta 3741ab5d129fSRaghava Aditya Renukunta out: 3742ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3743ab5d129fSRaghava Aditya Renukunta 3744ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3745ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3746ab5d129fSRaghava Aditya Renukunta else 3747ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3748ab5d129fSRaghava Aditya Renukunta } 3749ab5d129fSRaghava Aditya Renukunta 3750ab5d129fSRaghava Aditya Renukunta /** 3751ab5d129fSRaghava Aditya Renukunta * 3752ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 37531da177e4SLinus Torvalds * @scsicmd: the scsi command block 37541da177e4SLinus Torvalds * 37551da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 37561da177e4SLinus Torvalds * scsicmd passed in. 37571da177e4SLinus Torvalds */ 37581da177e4SLinus Torvalds 37591da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 37601da177e4SLinus Torvalds { 37611da177e4SLinus Torvalds struct fib* cmd_fibcontext; 37621da177e4SLinus Torvalds struct aac_dev* dev; 37631da177e4SLinus Torvalds int status; 37641da177e4SLinus Torvalds 376584971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3766e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 376784971738SMark Haverkamp scsicmd->device->lun > 7) { 37681da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 37691da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 37701da177e4SLinus Torvalds return 0; 37711da177e4SLinus Torvalds } 37721da177e4SLinus Torvalds 37731da177e4SLinus Torvalds /* 37741da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 37751da177e4SLinus Torvalds */ 37766bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 37771ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3778e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 37791da177e4SLinus Torvalds 37801da177e4SLinus Torvalds /* 37811da177e4SLinus Torvalds * Check that the command queued to the controller 37821da177e4SLinus Torvalds */ 37831ae948faSBrian King if (status == -EINPROGRESS) 37841da177e4SLinus Torvalds return 0; 37851da177e4SLinus Torvalds 3786bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3787bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3788bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 37891da177e4SLinus Torvalds 37901da177e4SLinus Torvalds return -1; 37911da177e4SLinus Torvalds } 37921da177e4SLinus Torvalds 3793ab5d129fSRaghava Aditya Renukunta /** 3794ab5d129fSRaghava Aditya Renukunta * 3795ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3796ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3797ab5d129fSRaghava Aditya Renukunta * 3798ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3799ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3800ab5d129fSRaghava Aditya Renukunta */ 3801ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3802ab5d129fSRaghava Aditya Renukunta { 3803ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3804ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3805ab5d129fSRaghava Aditya Renukunta int status; 3806ab5d129fSRaghava Aditya Renukunta 3807ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3808ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3809ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3810ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3811ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3812ab5d129fSRaghava Aditya Renukunta return 0; 3813ab5d129fSRaghava Aditya Renukunta } 3814ab5d129fSRaghava Aditya Renukunta 3815ab5d129fSRaghava Aditya Renukunta /* 3816ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3817ab5d129fSRaghava Aditya Renukunta */ 3818ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3819ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3820ab5d129fSRaghava Aditya Renukunta return -1; 3821ab5d129fSRaghava Aditya Renukunta 38221ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3823ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3824ab5d129fSRaghava Aditya Renukunta 3825ab5d129fSRaghava Aditya Renukunta /* 3826ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3827ab5d129fSRaghava Aditya Renukunta */ 38281ae948faSBrian King if (status == -EINPROGRESS) 3829ab5d129fSRaghava Aditya Renukunta return 0; 3830ab5d129fSRaghava Aditya Renukunta 3831ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3832ab5d129fSRaghava Aditya Renukunta status); 3833ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3834ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3835ab5d129fSRaghava Aditya Renukunta 3836ab5d129fSRaghava Aditya Renukunta return -1; 3837ab5d129fSRaghava Aditya Renukunta } 3838ab5d129fSRaghava Aditya Renukunta 3839ab5d129fSRaghava Aditya Renukunta 38400b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 38411da177e4SLinus Torvalds { 38421da177e4SLinus Torvalds struct aac_dev *dev; 38431da177e4SLinus Torvalds unsigned long byte_count = 0; 3844727eead6SFUJITA Tomonori int nseg; 3845a2260323SNikola Pajkovsky struct scatterlist *sg; 3846a2260323SNikola Pajkovsky int i; 38471da177e4SLinus Torvalds 38481da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 38491da177e4SLinus Torvalds // Get rid of old data 38501da177e4SLinus Torvalds psg->count = 0; 38511da177e4SLinus Torvalds psg->sg[0].addr = 0; 38521da177e4SLinus Torvalds psg->sg[0].count = 0; 3853727eead6SFUJITA Tomonori 3854727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3855a2260323SNikola Pajkovsky if (nseg <= 0) 38560b433447SMahesh Rajashekhara return nseg; 38571da177e4SLinus Torvalds 3858727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38591da177e4SLinus Torvalds 3860727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38611da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 38621da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 38631da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 38641da177e4SLinus Torvalds } 38651da177e4SLinus Torvalds /* hba wants the size to be exact */ 3866727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 386756b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3868727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 386956b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3870727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38711da177e4SLinus Torvalds } 38721da177e4SLinus Torvalds /* Check for command underflow */ 38731da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 38741da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38751da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38761da177e4SLinus Torvalds } 3877a2260323SNikola Pajkovsky 38781da177e4SLinus Torvalds return byte_count; 38791da177e4SLinus Torvalds } 38801da177e4SLinus Torvalds 38811da177e4SLinus Torvalds 38820b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 38831da177e4SLinus Torvalds { 38841da177e4SLinus Torvalds struct aac_dev *dev; 38851da177e4SLinus Torvalds unsigned long byte_count = 0; 388656b58712SMark Haverkamp u64 addr; 3887727eead6SFUJITA Tomonori int nseg; 3888a2260323SNikola Pajkovsky struct scatterlist *sg; 3889a2260323SNikola Pajkovsky int i; 38901da177e4SLinus Torvalds 38911da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 38921da177e4SLinus Torvalds // Get rid of old data 38931da177e4SLinus Torvalds psg->count = 0; 38941da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 38951da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 38961da177e4SLinus Torvalds psg->sg[0].count = 0; 3897727eead6SFUJITA Tomonori 3898727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3899a2260323SNikola Pajkovsky if (nseg <= 0) 39000b433447SMahesh Rajashekhara return nseg; 39011da177e4SLinus Torvalds 3902727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 39031241f359SMark Haverkamp int count = sg_dma_len(sg); 390456b58712SMark Haverkamp addr = sg_dma_address(sg); 390556b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 390656b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 39071241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 39081241f359SMark Haverkamp byte_count += count; 39091da177e4SLinus Torvalds } 3910727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39111da177e4SLinus Torvalds /* hba wants the size to be exact */ 3912727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 391356b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3914727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 391556b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3916727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39171da177e4SLinus Torvalds } 39181da177e4SLinus Torvalds /* Check for command underflow */ 39191da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39201da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39211da177e4SLinus Torvalds byte_count, scsicmd->underflow); 39221da177e4SLinus Torvalds } 3923a2260323SNikola Pajkovsky 39241da177e4SLinus Torvalds return byte_count; 39251da177e4SLinus Torvalds } 39261da177e4SLinus Torvalds 39270b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 39280e68c003SMark Haverkamp { 39290e68c003SMark Haverkamp unsigned long byte_count = 0; 3930727eead6SFUJITA Tomonori int nseg; 3931a2260323SNikola Pajkovsky struct scatterlist *sg; 3932a2260323SNikola Pajkovsky int i; 39330e68c003SMark Haverkamp 39340e68c003SMark Haverkamp // Get rid of old data 39350e68c003SMark Haverkamp psg->count = 0; 39360e68c003SMark Haverkamp psg->sg[0].next = 0; 39370e68c003SMark Haverkamp psg->sg[0].prev = 0; 39380e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 39390e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 39400e68c003SMark Haverkamp psg->sg[0].count = 0; 39410e68c003SMark Haverkamp psg->sg[0].flags = 0; 3942727eead6SFUJITA Tomonori 3943727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3944a2260323SNikola Pajkovsky if (nseg <= 0) 39450b433447SMahesh Rajashekhara return nseg; 39460e68c003SMark Haverkamp 3947727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 39480e68c003SMark Haverkamp int count = sg_dma_len(sg); 39490e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 39500e68c003SMark Haverkamp psg->sg[i].next = 0; 39510e68c003SMark Haverkamp psg->sg[i].prev = 0; 39520e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 39530e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 39540e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 39550e68c003SMark Haverkamp psg->sg[i].flags = 0; 39560e68c003SMark Haverkamp byte_count += count; 39570e68c003SMark Haverkamp } 3958727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39590e68c003SMark Haverkamp /* hba wants the size to be exact */ 3960727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 39610e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3962727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 39630e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3964727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39650e68c003SMark Haverkamp } 39660e68c003SMark Haverkamp /* Check for command underflow */ 39670e68c003SMark Haverkamp if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39680e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39690e68c003SMark Haverkamp byte_count, scsicmd->underflow); 39700e68c003SMark Haverkamp } 3971a2260323SNikola Pajkovsky 39720e68c003SMark Haverkamp return byte_count; 39730e68c003SMark Haverkamp } 39740e68c003SMark Haverkamp 39750b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 39760b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 397785d22bbfSMahesh Rajashekhara { 397885d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 397985d22bbfSMahesh Rajashekhara int nseg; 398085d22bbfSMahesh Rajashekhara struct scatterlist *sg; 398185d22bbfSMahesh Rajashekhara int i, conformable = 0; 398285d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 398385d22bbfSMahesh Rajashekhara 3984a2260323SNikola Pajkovsky nseg = scsi_dma_map(scsicmd); 3985a2260323SNikola Pajkovsky if (nseg <= 0) 3986a2260323SNikola Pajkovsky return nseg; 3987a2260323SNikola Pajkovsky 398885d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 398985d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 399085d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 399185d22bbfSMahesh Rajashekhara 399285d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 399385d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 399485d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 399585d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 399685d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 399785d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 399885d22bbfSMahesh Rajashekhara if (i == 0) { 399985d22bbfSMahesh Rajashekhara conformable = 1; 400085d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 400185d22bbfSMahesh Rajashekhara } else if (i == 1) { 400285d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 400385d22bbfSMahesh Rajashekhara min_size = cur_size; 400485d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 400585d22bbfSMahesh Rajashekhara conformable = 0; 400685d22bbfSMahesh Rajashekhara if (cur_size < min_size) 400785d22bbfSMahesh Rajashekhara min_size = cur_size; 400885d22bbfSMahesh Rajashekhara } 400985d22bbfSMahesh Rajashekhara byte_count += count; 401085d22bbfSMahesh Rajashekhara } 401185d22bbfSMahesh Rajashekhara 401285d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 401385d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 401485d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 401585d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 401685d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 401785d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 401885d22bbfSMahesh Rajashekhara } 401985d22bbfSMahesh Rajashekhara 402085d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 402185d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 402285d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 402385d22bbfSMahesh Rajashekhara if (!conformable) { 402485d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 402585d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 402685d22bbfSMahesh Rajashekhara err_found = 0; 402785d22bbfSMahesh Rajashekhara nseg_new = 2; 402885d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 402985d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 403085d22bbfSMahesh Rajashekhara err_found = 1; 403185d22bbfSMahesh Rajashekhara break; 403285d22bbfSMahesh Rajashekhara } 403385d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 403485d22bbfSMahesh Rajashekhara } 403585d22bbfSMahesh Rajashekhara if (!err_found) 403685d22bbfSMahesh Rajashekhara break; 403785d22bbfSMahesh Rajashekhara } 403896676246SNikola Pajkovsky if (i > 0 && nseg_new <= sg_max) { 403996676246SNikola Pajkovsky int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); 404096676246SNikola Pajkovsky 404196676246SNikola Pajkovsky if (ret < 0) 404296676246SNikola Pajkovsky return ret; 404396676246SNikola Pajkovsky } 404485d22bbfSMahesh Rajashekhara } else 404585d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 404685d22bbfSMahesh Rajashekhara 404785d22bbfSMahesh Rajashekhara /* Check for command underflow */ 404885d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 404985d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 405085d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 405185d22bbfSMahesh Rajashekhara } 405285d22bbfSMahesh Rajashekhara 405385d22bbfSMahesh Rajashekhara return byte_count; 405485d22bbfSMahesh Rajashekhara } 405585d22bbfSMahesh Rajashekhara 405685d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 405785d22bbfSMahesh Rajashekhara { 405885d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 405985d22bbfSMahesh Rajashekhara int i, j, pos; 406085d22bbfSMahesh Rajashekhara u32 addr_low; 406185d22bbfSMahesh Rajashekhara 406285d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 406385d22bbfSMahesh Rajashekhara return 0; 406485d22bbfSMahesh Rajashekhara 406585d22bbfSMahesh Rajashekhara sge = kmalloc(nseg_new * sizeof(struct sge_ieee1212), GFP_ATOMIC); 406685d22bbfSMahesh Rajashekhara if (sge == NULL) 406796676246SNikola Pajkovsky return -ENOMEM; 406885d22bbfSMahesh Rajashekhara 406985d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 407085d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 407185d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 407285d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 407385d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 407485d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 407585d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 407685d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 407785d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 407885d22bbfSMahesh Rajashekhara pos++; 407985d22bbfSMahesh Rajashekhara } 408085d22bbfSMahesh Rajashekhara } 408185d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 408285d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 408385d22bbfSMahesh Rajashekhara 408485d22bbfSMahesh Rajashekhara kfree(sge); 408585d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 408685d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 408785d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 408885d22bbfSMahesh Rajashekhara return 0; 408985d22bbfSMahesh Rajashekhara } 409085d22bbfSMahesh Rajashekhara 4091ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4092ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4093ab5d129fSRaghava Aditya Renukunta int sg_max, 4094ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4095ab5d129fSRaghava Aditya Renukunta { 4096ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4097ab5d129fSRaghava Aditya Renukunta int nseg; 4098ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4099ab5d129fSRaghava Aditya Renukunta int i; 4100ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4101ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4102ab5d129fSRaghava Aditya Renukunta 4103ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4104ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4105ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4106ab5d129fSRaghava Aditya Renukunta goto out; 4107ab5d129fSRaghava Aditya Renukunta } 4108ab5d129fSRaghava Aditya Renukunta 4109ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4110ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4111ab5d129fSRaghava Aditya Renukunta else 4112ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4113ab5d129fSRaghava Aditya Renukunta 4114ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4115ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4116ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4117ab5d129fSRaghava Aditya Renukunta 4118ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4119ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4120ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4121ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4122ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4123ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4124ab5d129fSRaghava Aditya Renukunta byte_count += count; 4125ab5d129fSRaghava Aditya Renukunta sge++; 4126ab5d129fSRaghava Aditya Renukunta } 4127ab5d129fSRaghava Aditya Renukunta 4128ab5d129fSRaghava Aditya Renukunta sge--; 4129ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4130ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4131ab5d129fSRaghava Aditya Renukunta u32 temp; 4132ab5d129fSRaghava Aditya Renukunta 4133ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4134ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4135ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4136ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4137ab5d129fSRaghava Aditya Renukunta } 4138ab5d129fSRaghava Aditya Renukunta 4139ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4140ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4141ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4142ab5d129fSRaghava Aditya Renukunta } else { 4143ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4144ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4145ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4146ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4147ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4148ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4149ab5d129fSRaghava Aditya Renukunta } 4150ab5d129fSRaghava Aditya Renukunta 4151ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4152ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4153ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4154ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4155ab5d129fSRaghava Aditya Renukunta } 4156ab5d129fSRaghava Aditya Renukunta out: 4157ab5d129fSRaghava Aditya Renukunta return byte_count; 4158ab5d129fSRaghava Aditya Renukunta } 4159ab5d129fSRaghava Aditya Renukunta 41601da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 41611da177e4SLinus Torvalds 41621da177e4SLinus Torvalds struct aac_srb_status_info { 41631da177e4SLinus Torvalds u32 status; 41641da177e4SLinus Torvalds char *str; 41651da177e4SLinus Torvalds }; 41661da177e4SLinus Torvalds 41671da177e4SLinus Torvalds 41681da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 41691da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 41701da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 41711da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 41721da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 41731da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 41741da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 41751da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 41761da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 41771da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 41781da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 41791da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 41801da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 41811da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 41821da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 41831da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 41841da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 41851da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 41861da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 41871da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 41881da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 41891da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 41901da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 41911da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 41921da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 41931da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 41941da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 41951da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 41961da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 41971da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 41981da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 41991da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 42001da177e4SLinus Torvalds { 0xff, "Unknown Error"} 42011da177e4SLinus Torvalds }; 42021da177e4SLinus Torvalds 42031da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 42041da177e4SLinus Torvalds { 42051da177e4SLinus Torvalds int i; 42061da177e4SLinus Torvalds 42076391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 42086391a113STobias Klauser if (srb_status_info[i].status == status) 42091da177e4SLinus Torvalds return srb_status_info[i].str; 42101da177e4SLinus Torvalds 42111da177e4SLinus Torvalds return "Bad Status Code"; 42121da177e4SLinus Torvalds } 42131da177e4SLinus Torvalds 42141da177e4SLinus Torvalds #endif 4215