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 */ 94391814744SColin Ian King if (strlen(cp) > sizeof(str->pid)) 944794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 945794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 946f4e8708dSRaghava Aditya Renukunta 947f4e8708dSRaghava Aditya Renukunta kfree(cname); 948794d0601SMark Haverkamp } else { 949794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9501da177e4SLinus Torvalds 9511da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 952794d0601SMark Haverkamp /* last six chars reserved for vol type */ 953794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 954794d0601SMark Haverkamp } 9551da177e4SLinus Torvalds 9566391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9571da177e4SLinus Torvalds char *findit = str->pid; 9581da177e4SLinus Torvalds 9591da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9601da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9611da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9621da177e4SLinus Torvalds *(findit -= 4) = ' '; 963794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 964794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9651da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9661da177e4SLinus Torvalds } 9671da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9681da177e4SLinus Torvalds } 9691da177e4SLinus Torvalds 970999b3ffcSRaghava Aditya Renukunta static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, 971999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev, struct scsi_cmnd *scsicmd) 972999b3ffcSRaghava Aditya Renukunta { 973999b3ffcSRaghava Aditya Renukunta int container; 974999b3ffcSRaghava Aditya Renukunta 975999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.codeset = 1; 976999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifiertype = 3; 977999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) 978999b3ffcSRaghava Aditya Renukunta - 4; 979999b3ffcSRaghava Aditya Renukunta 980999b3ffcSRaghava Aditya Renukunta for (container = 0; container < dev->maximum_num_containers; 981999b3ffcSRaghava Aditya Renukunta container++) { 982999b3ffcSRaghava Aditya Renukunta 983999b3ffcSRaghava Aditya Renukunta if (scmd_id(scsicmd) == container) { 984999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data->type3.Identifier, 985999b3ffcSRaghava Aditya Renukunta dev->fsa_dev[container].identifier, 986999b3ffcSRaghava Aditya Renukunta 16); 987999b3ffcSRaghava Aditya Renukunta break; 988999b3ffcSRaghava Aditya Renukunta } 989999b3ffcSRaghava Aditya Renukunta } 990999b3ffcSRaghava Aditya Renukunta } 991999b3ffcSRaghava Aditya Renukunta 99288e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 99388e2f98eSSalyzyn, Mark { 99488e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 99588e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 99688e2f98eSSalyzyn, Mark 99788e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 99888e2f98eSSalyzyn, Mark 99988e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 100088e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 100188e2f98eSSalyzyn, Mark return; 100288e2f98eSSalyzyn, Mark 100388e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 100488e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 100588e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 10065d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 10075d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 10085d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 1009999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev; 10105d910649SMahesh Rajashekhara int i; 1011999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 vpdpage83data; 10125d910649SMahesh Rajashekhara 1013999b3ffcSRaghava Aditya Renukunta dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1014999b3ffcSRaghava Aditya Renukunta 1015999b3ffcSRaghava Aditya Renukunta memset(((u8 *)&vpdpage83data), 0, 1016999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10175d910649SMahesh Rajashekhara 10185d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 1019999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceType = 0; 10205d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 1021999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceTypeQualifier = 0; 10225d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 1023999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageCode = 0x83; 1024999b3ffcSRaghava Aditya Renukunta vpdpage83data.reserved = 0; 1025999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength = 1026999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) + 1027999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2); 1028999b3ffcSRaghava Aditya Renukunta 1029999b3ffcSRaghava Aditya Renukunta /* VPD 83 Type 3 is not supported for ARC */ 1030999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) 1031999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength += 1032999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type3); 10335d910649SMahesh Rajashekhara 10345d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 1035999b3ffcSRaghava Aditya Renukunta /* VpdcodesetAscii */ 1036999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.codeset = 2; 10375d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 1038999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifiertype = 1; 1039999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifierlength = 1040999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) - 4; 10415d910649SMahesh Rajashekhara 10425d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 1043999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.venid, 10445d910649SMahesh Rajashekhara "ADAPTEC ", 1045999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1.venid)); 1046999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.productid, 10475d910649SMahesh Rajashekhara "ARRAY ", 10485d910649SMahesh Rajashekhara sizeof( 1049999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.productid)); 10505d910649SMahesh Rajashekhara 10515d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 10525d910649SMahesh Rajashekhara * The LSB is the the end. 10535d910649SMahesh Rajashekhara */ 10545d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 10555d910649SMahesh Rajashekhara u8 temp = 10565d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 10575d910649SMahesh Rajashekhara if (temp > 0x9) { 1058999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10595d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 10605d910649SMahesh Rajashekhara } else { 1061999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10625d910649SMahesh Rajashekhara '0' + temp; 10635d910649SMahesh Rajashekhara } 10645d910649SMahesh Rajashekhara } 10655d910649SMahesh Rajashekhara 10665d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 1067999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.codeset = 1; 1068999b3ffcSRaghava Aditya Renukunta /* VpdidentifiertypeEUI64 */ 1069999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifiertype = 2; 1070999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifierlength = 1071999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2) - 4; 10725d910649SMahesh Rajashekhara 1073999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[0] = 0xD0; 1074999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[1] = 0; 1075999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[2] = 0; 10765d910649SMahesh Rajashekhara 1077999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.Serial = 10785d910649SMahesh Rajashekhara get_serial_reply->uid; 1079999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.reserved = 0; 1080999b3ffcSRaghava Aditya Renukunta 1081999b3ffcSRaghava Aditya Renukunta /* 1082999b3ffcSRaghava Aditya Renukunta * VpdIdentifierTypeFCPHName 1083999b3ffcSRaghava Aditya Renukunta * VPD 0x83 Type 3 not supported for ARC 1084999b3ffcSRaghava Aditya Renukunta */ 1085999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) { 1086999b3ffcSRaghava Aditya Renukunta build_vpd83_type3(&vpdpage83data, 1087999b3ffcSRaghava Aditya Renukunta dev, scsicmd); 1088999b3ffcSRaghava Aditya Renukunta } 10895d910649SMahesh Rajashekhara 10905d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 1091999b3ffcSRaghava Aditya Renukunta scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, 1092999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10935d910649SMahesh Rajashekhara } else { 10945d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 109588e2f98eSSalyzyn, Mark char sp[13]; 109688e2f98eSSalyzyn, Mark /* EVPD bit set */ 109788e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 109888e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 109988e2f98eSSalyzyn, Mark sp[2] = 0; 110088e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 110188e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 11025d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 11035d910649SMahesh Rajashekhara sizeof(sp)); 11045d910649SMahesh Rajashekhara } 110588e2f98eSSalyzyn, Mark } 110688e2f98eSSalyzyn, Mark 110788e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 110888e2f98eSSalyzyn, Mark 110988e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 111088e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 111188e2f98eSSalyzyn, Mark } 111288e2f98eSSalyzyn, Mark 111388e2f98eSSalyzyn, Mark /** 111488e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 111588e2f98eSSalyzyn, Mark */ 111688e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 111788e2f98eSSalyzyn, Mark { 111888e2f98eSSalyzyn, Mark int status; 111988e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 112088e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 112188e2f98eSSalyzyn, Mark struct aac_dev * dev; 112288e2f98eSSalyzyn, Mark 112388e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 112488e2f98eSSalyzyn, Mark 11256bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 112688e2f98eSSalyzyn, Mark 112788e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 112888e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 112988e2f98eSSalyzyn, Mark 113088e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 113188e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 113288e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 11331ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 113488e2f98eSSalyzyn, Mark 113588e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 113688e2f98eSSalyzyn, Mark cmd_fibcontext, 1137fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 113888e2f98eSSalyzyn, Mark FsaNormal, 113988e2f98eSSalyzyn, Mark 0, 1, 114088e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 114188e2f98eSSalyzyn, Mark (void *) scsicmd); 114288e2f98eSSalyzyn, Mark 114388e2f98eSSalyzyn, Mark /* 114488e2f98eSSalyzyn, Mark * Check that the command queued to the controller 114588e2f98eSSalyzyn, Mark */ 11461ae948faSBrian King if (status == -EINPROGRESS) 114788e2f98eSSalyzyn, Mark return 0; 114888e2f98eSSalyzyn, Mark 114988e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 115088e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 115188e2f98eSSalyzyn, Mark return -1; 115288e2f98eSSalyzyn, Mark } 115388e2f98eSSalyzyn, Mark 115488e2f98eSSalyzyn, Mark /* Function: setinqserial 115588e2f98eSSalyzyn, Mark * 115688e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 115788e2f98eSSalyzyn, Mark * 115888e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 115988e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 116088e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 116188e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 116288e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 116388e2f98eSSalyzyn, Mark */ 116488e2f98eSSalyzyn, Mark 116588e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 116688e2f98eSSalyzyn, Mark { 116788e2f98eSSalyzyn, Mark /* 116888e2f98eSSalyzyn, Mark * This breaks array migration. 116988e2f98eSSalyzyn, Mark */ 117088e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 117188e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 117288e2f98eSSalyzyn, Mark } 117388e2f98eSSalyzyn, Mark 11748e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 11758e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 11761da177e4SLinus Torvalds { 11778e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 11788e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 11798e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 11801da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 11811da177e4SLinus Torvalds 11821da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 11831da177e4SLinus Torvalds 11841da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11851da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11868e31e607SSalyzyn, Mark 11871da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11888e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11891da177e4SLinus Torvalds 11908e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11911da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11921da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11938e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11941da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11951da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11961da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11978e31e607SSalyzyn, Mark } else 11988e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 11991da177e4SLinus Torvalds } 12001da177e4SLinus Torvalds 1201e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1202e8f32de5SMark Haverkamp { 1203e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1204e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1205e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1206e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1207e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 12088e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 12098e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 12108e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1211e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12123ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 12133ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1214e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 1215e8f32de5SMark Haverkamp return 1; 1216e8f32de5SMark Haverkamp } 1217e8f32de5SMark Haverkamp return 0; 1218e8f32de5SMark Haverkamp } 1219e8f32de5SMark Haverkamp 1220e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1221e8f32de5SMark Haverkamp { 1222e8f32de5SMark Haverkamp return 0; 1223e8f32de5SMark Haverkamp } 1224e8f32de5SMark Haverkamp 1225e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1226e8f32de5SMark Haverkamp 1227e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1228e8f32de5SMark Haverkamp { 122985d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 123085d22bbfSMahesh Rajashekhara u16 fibsize, command; 12310b433447SMahesh Rajashekhara long ret; 123285d22bbfSMahesh Rajashekhara 1233e8f32de5SMark Haverkamp aac_fib_init(fib); 1234d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1235d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1236d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 123785d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 123885d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 123985d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 124085d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 124185d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1242b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1243b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 124485d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 124585d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 12460b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 12470b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12480b433447SMahesh Rajashekhara if (ret < 0) 12490b433447SMahesh Rajashekhara return ret; 125085d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 125185d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 125285d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 125385d22bbfSMahesh Rajashekhara } else { 125485d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1255e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1256e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1257e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1258b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1259b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1260e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 126185d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1262e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1263e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 12640b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 12650b433447SMahesh Rajashekhara if (ret < 0) 12660b433447SMahesh Rajashekhara return ret; 126785d22bbfSMahesh Rajashekhara command = ContainerRawIo; 126885d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 126985d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 127085d22bbfSMahesh Rajashekhara } 127185d22bbfSMahesh Rajashekhara 1272e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1273e8f32de5SMark Haverkamp /* 1274e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1275e8f32de5SMark Haverkamp */ 127685d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1277e8f32de5SMark Haverkamp fib, 1278e8f32de5SMark Haverkamp fibsize, 1279e8f32de5SMark Haverkamp FsaNormal, 1280e8f32de5SMark Haverkamp 0, 1, 1281e8f32de5SMark Haverkamp (fib_callback) io_callback, 1282e8f32de5SMark Haverkamp (void *) cmd); 1283e8f32de5SMark Haverkamp } 1284e8f32de5SMark Haverkamp 1285e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1286e8f32de5SMark Haverkamp { 1287e8f32de5SMark Haverkamp u16 fibsize; 1288e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12890b433447SMahesh Rajashekhara long ret; 12900b433447SMahesh Rajashekhara 1291e8f32de5SMark Haverkamp aac_fib_init(fib); 1292e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1293e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1294e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1295e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1296e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1297e8f32de5SMark Haverkamp readcmd->pad = 0; 1298e8f32de5SMark Haverkamp readcmd->flags = 0; 1299e8f32de5SMark Haverkamp 13000b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 13010b433447SMahesh Rajashekhara if (ret < 0) 13020b433447SMahesh Rajashekhara return ret; 1303e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1304e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1305e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1306e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1307e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1308e8f32de5SMark Haverkamp /* 1309e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1310e8f32de5SMark Haverkamp */ 1311e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1312e8f32de5SMark Haverkamp fib, 1313e8f32de5SMark Haverkamp fibsize, 1314e8f32de5SMark Haverkamp FsaNormal, 1315e8f32de5SMark Haverkamp 0, 1, 1316e8f32de5SMark Haverkamp (fib_callback) io_callback, 1317e8f32de5SMark Haverkamp (void *) cmd); 1318e8f32de5SMark Haverkamp } 1319e8f32de5SMark Haverkamp 1320e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1321e8f32de5SMark Haverkamp { 1322e8f32de5SMark Haverkamp u16 fibsize; 1323e8f32de5SMark Haverkamp struct aac_read *readcmd; 1324b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13250b433447SMahesh Rajashekhara long ret; 13260b433447SMahesh Rajashekhara 1327e8f32de5SMark Haverkamp aac_fib_init(fib); 1328e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1329e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1330f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1331e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1332b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1333b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1334e8f32de5SMark Haverkamp 13350b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 13360b433447SMahesh Rajashekhara if (ret < 0) 13370b433447SMahesh Rajashekhara return ret; 1338e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1339e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1340e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1341e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1342e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1343e8f32de5SMark Haverkamp /* 1344e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1345e8f32de5SMark Haverkamp */ 1346e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1347e8f32de5SMark Haverkamp fib, 1348e8f32de5SMark Haverkamp fibsize, 1349e8f32de5SMark Haverkamp FsaNormal, 1350e8f32de5SMark Haverkamp 0, 1, 1351e8f32de5SMark Haverkamp (fib_callback) io_callback, 1352e8f32de5SMark Haverkamp (void *) cmd); 1353e8f32de5SMark Haverkamp } 1354e8f32de5SMark Haverkamp 13559d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1356e8f32de5SMark Haverkamp { 135785d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 135885d22bbfSMahesh Rajashekhara u16 fibsize, command; 13590b433447SMahesh Rajashekhara long ret; 136085d22bbfSMahesh Rajashekhara 1361e8f32de5SMark Haverkamp aac_fib_init(fib); 1362d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1363d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1364d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 136585d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 136685d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 136785d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 136885d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 136985d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1370b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1371b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 137285d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 137385d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 137485d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 137585d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 137685d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 13770b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 13780b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 13790b433447SMahesh Rajashekhara if (ret < 0) 13800b433447SMahesh Rajashekhara return ret; 138185d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 138285d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 138385d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 138485d22bbfSMahesh Rajashekhara } else { 138585d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1386e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1387e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1388e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1389b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1390b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1391e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 139295e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 139395e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 139485d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 139585d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1396e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1397e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 13980b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 13990b433447SMahesh Rajashekhara if (ret < 0) 14000b433447SMahesh Rajashekhara return ret; 140185d22bbfSMahesh Rajashekhara command = ContainerRawIo; 140285d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 140385d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 140485d22bbfSMahesh Rajashekhara } 140585d22bbfSMahesh Rajashekhara 1406e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1407e8f32de5SMark Haverkamp /* 1408e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1409e8f32de5SMark Haverkamp */ 141085d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1411e8f32de5SMark Haverkamp fib, 1412e8f32de5SMark Haverkamp fibsize, 1413e8f32de5SMark Haverkamp FsaNormal, 1414e8f32de5SMark Haverkamp 0, 1, 1415e8f32de5SMark Haverkamp (fib_callback) io_callback, 1416e8f32de5SMark Haverkamp (void *) cmd); 1417e8f32de5SMark Haverkamp } 1418e8f32de5SMark Haverkamp 14199d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1420e8f32de5SMark Haverkamp { 1421e8f32de5SMark Haverkamp u16 fibsize; 1422e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 14230b433447SMahesh Rajashekhara long ret; 14240b433447SMahesh Rajashekhara 1425e8f32de5SMark Haverkamp aac_fib_init(fib); 1426e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1427e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1428e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1429e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1430e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1431e8f32de5SMark Haverkamp writecmd->pad = 0; 1432e8f32de5SMark Haverkamp writecmd->flags = 0; 1433e8f32de5SMark Haverkamp 14340b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 14350b433447SMahesh Rajashekhara if (ret < 0) 14360b433447SMahesh Rajashekhara return ret; 1437e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1438e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1439e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1440e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1441e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1442e8f32de5SMark Haverkamp /* 1443e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1444e8f32de5SMark Haverkamp */ 1445e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1446e8f32de5SMark Haverkamp fib, 1447e8f32de5SMark Haverkamp fibsize, 1448e8f32de5SMark Haverkamp FsaNormal, 1449e8f32de5SMark Haverkamp 0, 1, 1450e8f32de5SMark Haverkamp (fib_callback) io_callback, 1451e8f32de5SMark Haverkamp (void *) cmd); 1452e8f32de5SMark Haverkamp } 1453e8f32de5SMark Haverkamp 14549d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1455e8f32de5SMark Haverkamp { 1456e8f32de5SMark Haverkamp u16 fibsize; 1457e8f32de5SMark Haverkamp struct aac_write *writecmd; 1458b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 14590b433447SMahesh Rajashekhara long ret; 14600b433447SMahesh Rajashekhara 1461e8f32de5SMark Haverkamp aac_fib_init(fib); 1462e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1463e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1464f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1465e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1466b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1467b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1468e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1469e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1470e8f32de5SMark Haverkamp 14710b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 14720b433447SMahesh Rajashekhara if (ret < 0) 14730b433447SMahesh Rajashekhara return ret; 1474e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1475e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1476e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1477e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1478e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1479e8f32de5SMark Haverkamp /* 1480e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1481e8f32de5SMark Haverkamp */ 1482e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1483e8f32de5SMark Haverkamp fib, 1484e8f32de5SMark Haverkamp fibsize, 1485e8f32de5SMark Haverkamp FsaNormal, 1486e8f32de5SMark Haverkamp 0, 1, 1487e8f32de5SMark Haverkamp (fib_callback) io_callback, 1488e8f32de5SMark Haverkamp (void *) cmd); 1489e8f32de5SMark Haverkamp } 1490e8f32de5SMark Haverkamp 1491e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1492e8f32de5SMark Haverkamp { 1493e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1494e8f32de5SMark Haverkamp u32 flag; 1495e8f32de5SMark Haverkamp u32 timeout; 1496e8f32de5SMark Haverkamp 1497e8f32de5SMark Haverkamp aac_fib_init(fib); 1498e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1499e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1500e8f32de5SMark Haverkamp flag = SRB_DataOut; 1501e8f32de5SMark Haverkamp break; 1502e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1503e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1504e8f32de5SMark Haverkamp break; 1505e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1506e8f32de5SMark Haverkamp flag = SRB_DataIn; 1507e8f32de5SMark Haverkamp break; 1508e8f32de5SMark Haverkamp case DMA_NONE: 1509e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1510e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1511e8f32de5SMark Haverkamp break; 1512e8f32de5SMark Haverkamp } 1513e8f32de5SMark Haverkamp 1514e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1515e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1516e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1517e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1518e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1519e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1520242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1521e8f32de5SMark Haverkamp if (timeout == 0) 1522e8f32de5SMark Haverkamp timeout = 1; 1523e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1524e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1525e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1526e8f32de5SMark Haverkamp return srbcmd; 1527e8f32de5SMark Haverkamp } 1528e8f32de5SMark Haverkamp 1529ab5d129fSRaghava Aditya Renukunta static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1530ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *cmd) 1531ab5d129fSRaghava Aditya Renukunta { 1532ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd; 1533ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1534ab5d129fSRaghava Aditya Renukunta int bus, target; 1535ab5d129fSRaghava Aditya Renukunta u64 address; 1536ab5d129fSRaghava Aditya Renukunta 1537ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1538ab5d129fSRaghava Aditya Renukunta 1539ab5d129fSRaghava Aditya Renukunta hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1540ab5d129fSRaghava Aditya Renukunta memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1541ab5d129fSRaghava Aditya Renukunta /* iu_type is a parameter of aac_hba_send */ 1542ab5d129fSRaghava Aditya Renukunta switch (cmd->sc_data_direction) { 1543ab5d129fSRaghava Aditya Renukunta case DMA_TO_DEVICE: 1544ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 2; 1545ab5d129fSRaghava Aditya Renukunta break; 1546ab5d129fSRaghava Aditya Renukunta case DMA_FROM_DEVICE: 1547ab5d129fSRaghava Aditya Renukunta case DMA_BIDIRECTIONAL: 1548ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 1; 1549ab5d129fSRaghava Aditya Renukunta break; 1550ab5d129fSRaghava Aditya Renukunta case DMA_NONE: 1551ab5d129fSRaghava Aditya Renukunta default: 1552ab5d129fSRaghava Aditya Renukunta break; 1553ab5d129fSRaghava Aditya Renukunta } 1554ab5d129fSRaghava Aditya Renukunta hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1555ab5d129fSRaghava Aditya Renukunta 1556ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(cmd)); 1557ab5d129fSRaghava Aditya Renukunta target = scmd_id(cmd); 1558ab5d129fSRaghava Aditya Renukunta hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1559ab5d129fSRaghava Aditya Renukunta 1560ab5d129fSRaghava Aditya Renukunta /* we fill in reply_qid later in aac_src_deliver_message */ 1561ab5d129fSRaghava Aditya Renukunta /* we fill in iu_type, request_id later in aac_hba_send */ 1562ab5d129fSRaghava Aditya Renukunta /* we fill in emb_data_desc_count later in aac_build_sghba */ 1563ab5d129fSRaghava Aditya Renukunta 1564ab5d129fSRaghava Aditya Renukunta memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1565ab5d129fSRaghava Aditya Renukunta hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1566ab5d129fSRaghava Aditya Renukunta 1567ab5d129fSRaghava Aditya Renukunta address = (u64)fib->hw_error_pa; 1568ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1569ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1570ab5d129fSRaghava Aditya Renukunta hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1571ab5d129fSRaghava Aditya Renukunta 1572ab5d129fSRaghava Aditya Renukunta return hbacmd; 1573ab5d129fSRaghava Aditya Renukunta } 1574ab5d129fSRaghava Aditya Renukunta 1575e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1576e8f32de5SMark Haverkamp 1577e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1578e8f32de5SMark Haverkamp { 1579e8f32de5SMark Haverkamp u16 fibsize; 1580e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15810b433447SMahesh Rajashekhara long ret; 1582e8f32de5SMark Haverkamp 15830b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 15840b433447SMahesh Rajashekhara if (ret < 0) 15850b433447SMahesh Rajashekhara return ret; 1586727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1587e8f32de5SMark Haverkamp 1588e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1589e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1590e8f32de5SMark Haverkamp /* 1591e8f32de5SMark Haverkamp * Build Scatter/Gather list 1592e8f32de5SMark Haverkamp */ 1593e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1594e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1595e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1596e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1597e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1598e8f32de5SMark Haverkamp 1599e8f32de5SMark Haverkamp /* 1600e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1601e8f32de5SMark Haverkamp */ 1602e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1603e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1604e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1605e8f32de5SMark Haverkamp (void *) cmd); 1606e8f32de5SMark Haverkamp } 1607e8f32de5SMark Haverkamp 1608e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1609e8f32de5SMark Haverkamp { 1610e8f32de5SMark Haverkamp u16 fibsize; 1611e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 16120b433447SMahesh Rajashekhara long ret; 1613e8f32de5SMark Haverkamp 16140b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 16150b433447SMahesh Rajashekhara if (ret < 0) 16160b433447SMahesh Rajashekhara return ret; 1617727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1618e8f32de5SMark Haverkamp 1619e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1620e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1621e8f32de5SMark Haverkamp /* 1622e8f32de5SMark Haverkamp * Build Scatter/Gather list 1623e8f32de5SMark Haverkamp */ 1624e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1625e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1626e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1627e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1628e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1629e8f32de5SMark Haverkamp 1630e8f32de5SMark Haverkamp /* 1631e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1632e8f32de5SMark Haverkamp */ 1633e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1634e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1635e8f32de5SMark Haverkamp } 1636e8f32de5SMark Haverkamp 163794cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 163894cf6ba1SSalyzyn, Mark { 1639d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 164094cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 164194cf6ba1SSalyzyn, Mark return FAILED; 164294cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 164394cf6ba1SSalyzyn, Mark } 164494cf6ba1SSalyzyn, Mark 1645ab5d129fSRaghava Aditya Renukunta static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1646ab5d129fSRaghava Aditya Renukunta { 1647ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1648ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1649ab5d129fSRaghava Aditya Renukunta long ret; 1650ab5d129fSRaghava Aditya Renukunta 1651ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1652ab5d129fSRaghava Aditya Renukunta 1653ab5d129fSRaghava Aditya Renukunta ret = aac_build_sghba(cmd, hbacmd, 1654ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1655ab5d129fSRaghava Aditya Renukunta if (ret < 0) 1656ab5d129fSRaghava Aditya Renukunta return ret; 1657ab5d129fSRaghava Aditya Renukunta 1658ab5d129fSRaghava Aditya Renukunta /* 1659ab5d129fSRaghava Aditya Renukunta * Now send the HBA command to the adapter 1660ab5d129fSRaghava Aditya Renukunta */ 1661ab5d129fSRaghava Aditya Renukunta fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1662ab5d129fSRaghava Aditya Renukunta sizeof(struct aac_hba_sgl); 1663ab5d129fSRaghava Aditya Renukunta 1664ab5d129fSRaghava Aditya Renukunta return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1665ab5d129fSRaghava Aditya Renukunta (fib_callback) aac_hba_callback, 1666ab5d129fSRaghava Aditya Renukunta (void *) cmd); 1667ab5d129fSRaghava Aditya Renukunta } 1668ab5d129fSRaghava Aditya Renukunta 16698fb39182SRaghava Aditya Renukunta static int aac_send_safw_bmic_cmd(struct aac_dev *dev, 16708fb39182SRaghava Aditya Renukunta struct aac_srb_unit *srbu, void *xfer_buf, int xfer_len) 167171a91ca4SRaghava Aditya Renukunta { 167271a91ca4SRaghava Aditya Renukunta struct fib *fibptr; 167371a91ca4SRaghava Aditya Renukunta dma_addr_t addr; 16748fb39182SRaghava Aditya Renukunta int rcode; 16758fb39182SRaghava Aditya Renukunta int fibsize; 16768fb39182SRaghava Aditya Renukunta struct aac_srb *srb; 16778fb39182SRaghava Aditya Renukunta struct aac_srb_reply *srb_reply; 16788fb39182SRaghava Aditya Renukunta struct sgmap64 *sg64; 16798fb39182SRaghava Aditya Renukunta u32 vbus; 16808fb39182SRaghava Aditya Renukunta u32 vid; 168171a91ca4SRaghava Aditya Renukunta 16828fb39182SRaghava Aditya Renukunta if (!dev->sa_firmware) 16838fb39182SRaghava Aditya Renukunta return 0; 1684ab5d129fSRaghava Aditya Renukunta 16858fb39182SRaghava Aditya Renukunta /* allocate FIB */ 168671a91ca4SRaghava Aditya Renukunta fibptr = aac_fib_alloc(dev); 168771a91ca4SRaghava Aditya Renukunta if (!fibptr) 16888fb39182SRaghava Aditya Renukunta return -ENOMEM; 168971a91ca4SRaghava Aditya Renukunta 169071a91ca4SRaghava Aditya Renukunta aac_fib_init(fibptr); 16918fb39182SRaghava Aditya Renukunta fibptr->hw_fib_va->header.XferState &= 16928fb39182SRaghava Aditya Renukunta ~cpu_to_le32(FastResponseCapable); 169371a91ca4SRaghava Aditya Renukunta 16948fb39182SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) + 16958fb39182SRaghava Aditya Renukunta sizeof(struct sgentry64); 16968fb39182SRaghava Aditya Renukunta 16978fb39182SRaghava Aditya Renukunta /* allocate DMA buffer for response */ 16988fb39182SRaghava Aditya Renukunta addr = dma_map_single(&dev->pdev->dev, xfer_buf, xfer_len, 16998fb39182SRaghava Aditya Renukunta DMA_BIDIRECTIONAL); 17008fb39182SRaghava Aditya Renukunta if (dma_mapping_error(&dev->pdev->dev, addr)) { 17018fb39182SRaghava Aditya Renukunta rcode = -ENOMEM; 17028fb39182SRaghava Aditya Renukunta goto fib_error; 17038fb39182SRaghava Aditya Renukunta } 17048fb39182SRaghava Aditya Renukunta 17058fb39182SRaghava Aditya Renukunta srb = fib_data(fibptr); 17068fb39182SRaghava Aditya Renukunta memcpy(srb, &srbu->srb, sizeof(struct aac_srb)); 17078fb39182SRaghava Aditya Renukunta 17088fb39182SRaghava Aditya Renukunta vbus = (u32)le16_to_cpu( 17098fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus); 17108fb39182SRaghava Aditya Renukunta vid = (u32)le16_to_cpu( 17118fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_target); 17128fb39182SRaghava Aditya Renukunta 17138fb39182SRaghava Aditya Renukunta /* set the common request fields */ 17148fb39182SRaghava Aditya Renukunta srb->channel = cpu_to_le32(vbus); 17158fb39182SRaghava Aditya Renukunta srb->id = cpu_to_le32(vid); 17168fb39182SRaghava Aditya Renukunta srb->lun = 0; 17178fb39182SRaghava Aditya Renukunta srb->function = cpu_to_le32(SRBF_ExecuteScsi); 17188fb39182SRaghava Aditya Renukunta srb->timeout = 0; 17198fb39182SRaghava Aditya Renukunta srb->retry_limit = 0; 17208fb39182SRaghava Aditya Renukunta srb->cdb_size = cpu_to_le32(16); 17218fb39182SRaghava Aditya Renukunta srb->count = cpu_to_le32(xfer_len); 17228fb39182SRaghava Aditya Renukunta 17238fb39182SRaghava Aditya Renukunta sg64 = (struct sgmap64 *)&srb->sg; 17248fb39182SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 17258fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 17268fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 17278fb39182SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(xfer_len); 17288fb39182SRaghava Aditya Renukunta 17298fb39182SRaghava Aditya Renukunta /* 17308fb39182SRaghava Aditya Renukunta * Copy the updated data for other dumping or other usage if needed 17318fb39182SRaghava Aditya Renukunta */ 17328fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb, srb, sizeof(struct aac_srb)); 17338fb39182SRaghava Aditya Renukunta 17348fb39182SRaghava Aditya Renukunta /* issue request to the controller */ 17358fb39182SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, FsaNormal, 17368fb39182SRaghava Aditya Renukunta 1, 1, NULL, NULL); 17378fb39182SRaghava Aditya Renukunta 17388fb39182SRaghava Aditya Renukunta if (rcode == -ERESTARTSYS) 17398fb39182SRaghava Aditya Renukunta rcode = -ERESTART; 17408fb39182SRaghava Aditya Renukunta 17418fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 17428fb39182SRaghava Aditya Renukunta goto bmic_error; 17438fb39182SRaghava Aditya Renukunta 17448fb39182SRaghava Aditya Renukunta srb_reply = (struct aac_srb_reply *)fib_data(fibptr); 17458fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb_reply, srb_reply, sizeof(struct aac_srb_reply)); 17468fb39182SRaghava Aditya Renukunta 17478fb39182SRaghava Aditya Renukunta bmic_error: 17488fb39182SRaghava Aditya Renukunta dma_unmap_single(&dev->pdev->dev, addr, xfer_len, DMA_BIDIRECTIONAL); 17498fb39182SRaghava Aditya Renukunta fib_error: 17508fb39182SRaghava Aditya Renukunta aac_fib_complete(fibptr); 17518fb39182SRaghava Aditya Renukunta aac_fib_free(fibptr); 17528fb39182SRaghava Aditya Renukunta return rcode; 17538fb39182SRaghava Aditya Renukunta } 17548fb39182SRaghava Aditya Renukunta 17550bcb45fbSRaghava Aditya Renukunta static void aac_set_safw_target_qd(struct aac_dev *dev, int bus, int target) 17560bcb45fbSRaghava Aditya Renukunta { 17570bcb45fbSRaghava Aditya Renukunta 17580bcb45fbSRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp; 17590bcb45fbSRaghava Aditya Renukunta 17600bcb45fbSRaghava Aditya Renukunta if (dev->hba_map[bus][target].devtype != AAC_DEVTYPE_NATIVE_RAW) 17610bcb45fbSRaghava Aditya Renukunta return; 17620bcb45fbSRaghava Aditya Renukunta 17630bcb45fbSRaghava Aditya Renukunta identify_resp = dev->hba_map[bus][target].safw_identify_resp; 17640bcb45fbSRaghava Aditya Renukunta if (identify_resp == NULL) { 17650bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17660bcb45fbSRaghava Aditya Renukunta return; 17670bcb45fbSRaghava Aditya Renukunta } 17680bcb45fbSRaghava Aditya Renukunta 17690bcb45fbSRaghava Aditya Renukunta if (identify_resp->current_queue_depth_limit <= 0 || 17700bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit > 255) 17710bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17720bcb45fbSRaghava Aditya Renukunta else 17730bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 17740bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit; 17750bcb45fbSRaghava Aditya Renukunta } 17760bcb45fbSRaghava Aditya Renukunta 1777b5a475e9SRaghava Aditya Renukunta static int aac_issue_safw_bmic_identify(struct aac_dev *dev, 1778e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd **identify_resp, u32 bus, u32 target) 17798fb39182SRaghava Aditya Renukunta { 17808fb39182SRaghava Aditya Renukunta int rcode = -ENOMEM; 1781b5a475e9SRaghava Aditya Renukunta int datasize; 17828fb39182SRaghava Aditya Renukunta struct aac_srb_unit srbu; 17838fb39182SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1784b5a475e9SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_reply; 17858fb39182SRaghava Aditya Renukunta 17868fb39182SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 1787b5a475e9SRaghava Aditya Renukunta identify_reply = kmalloc(datasize, GFP_KERNEL); 1788b5a475e9SRaghava Aditya Renukunta if (!identify_reply) 17898fb39182SRaghava Aditya Renukunta goto out; 17908fb39182SRaghava Aditya Renukunta 17918fb39182SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 17928fb39182SRaghava Aditya Renukunta 17938fb39182SRaghava Aditya Renukunta srbcmd = &srbu.srb; 179471a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 179571a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 179671a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 179771a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 179871a91ca4SRaghava Aditya Renukunta 1799b5a475e9SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, identify_reply, datasize); 18008fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1801e2ee8c94SRaghava Aditya Renukunta goto mem_free_all; 180271a91ca4SRaghava Aditya Renukunta 1803e2ee8c94SRaghava Aditya Renukunta *identify_resp = identify_reply; 1804e2ee8c94SRaghava Aditya Renukunta 180571a91ca4SRaghava Aditya Renukunta out: 180671a91ca4SRaghava Aditya Renukunta return rcode; 1807e2ee8c94SRaghava Aditya Renukunta mem_free_all: 1808e2ee8c94SRaghava Aditya Renukunta kfree(identify_reply); 1809e2ee8c94SRaghava Aditya Renukunta goto out; 181071a91ca4SRaghava Aditya Renukunta } 181171a91ca4SRaghava Aditya Renukunta 1812a25b6ca1SRaghava Aditya Renukunta static inline void aac_free_safw_ciss_luns(struct aac_dev *dev) 1813a25b6ca1SRaghava Aditya Renukunta { 1814a25b6ca1SRaghava Aditya Renukunta kfree(dev->safw_phys_luns); 1815a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = NULL; 1816a25b6ca1SRaghava Aditya Renukunta } 1817a25b6ca1SRaghava Aditya Renukunta 1818a25b6ca1SRaghava Aditya Renukunta /** 1819a25b6ca1SRaghava Aditya Renukunta * aac_get_safw_ciss_luns() Process topology change 1820a25b6ca1SRaghava Aditya Renukunta * @dev: aac_dev structure 1821a25b6ca1SRaghava Aditya Renukunta * 1822a25b6ca1SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1823a25b6ca1SRaghava Aditya Renukunta * the current hba_map. 1824a25b6ca1SRaghava Aditya Renukunta */ 182575be67cdSRaghava Aditya Renukunta static int aac_get_safw_ciss_luns(struct aac_dev *dev) 1826a25b6ca1SRaghava Aditya Renukunta { 1827a25b6ca1SRaghava Aditya Renukunta int rcode = -ENOMEM; 1828a25b6ca1SRaghava Aditya Renukunta int datasize; 1829a25b6ca1SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1830a25b6ca1SRaghava Aditya Renukunta struct aac_srb_unit srbu; 1831a25b6ca1SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1832a25b6ca1SRaghava Aditya Renukunta 1833a25b6ca1SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) + 1834a25b6ca1SRaghava Aditya Renukunta (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1835a25b6ca1SRaghava Aditya Renukunta phys_luns = kmalloc(datasize, GFP_KERNEL); 1836a25b6ca1SRaghava Aditya Renukunta if (phys_luns == NULL) 1837a25b6ca1SRaghava Aditya Renukunta goto out; 1838a25b6ca1SRaghava Aditya Renukunta 1839a25b6ca1SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 1840a25b6ca1SRaghava Aditya Renukunta 1841a25b6ca1SRaghava Aditya Renukunta srbcmd = &srbu.srb; 1842a25b6ca1SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1843a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1844a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1845a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1846a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1847a25b6ca1SRaghava Aditya Renukunta 1848a25b6ca1SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, phys_luns, datasize); 1849a25b6ca1SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1850a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1851a25b6ca1SRaghava Aditya Renukunta 1852a25b6ca1SRaghava Aditya Renukunta if (phys_luns->resp_flag != 2) { 1853a25b6ca1SRaghava Aditya Renukunta rcode = -ENOMSG; 1854a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1855a25b6ca1SRaghava Aditya Renukunta } 1856a25b6ca1SRaghava Aditya Renukunta 1857a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = phys_luns; 1858a25b6ca1SRaghava Aditya Renukunta 1859a25b6ca1SRaghava Aditya Renukunta out: 1860a25b6ca1SRaghava Aditya Renukunta return rcode; 1861a25b6ca1SRaghava Aditya Renukunta mem_free_all: 1862a25b6ca1SRaghava Aditya Renukunta kfree(phys_luns); 1863a25b6ca1SRaghava Aditya Renukunta goto out; 18644b000227SRaghava Aditya Renukunta } 1865a25b6ca1SRaghava Aditya Renukunta 18664b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_lun_count(struct aac_dev *dev) 18674b000227SRaghava Aditya Renukunta { 1868bbd16d96SRaghava Aditya Renukunta return get_unaligned_be32(&dev->safw_phys_luns->list_length[0])/24; 18694b000227SRaghava Aditya Renukunta } 18704b000227SRaghava Aditya Renukunta 18714b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_bus(struct aac_dev *dev, int lun) 18724b000227SRaghava Aditya Renukunta { 18734b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[1] & 0x3f; 18744b000227SRaghava Aditya Renukunta } 18754b000227SRaghava Aditya Renukunta 18764b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_target(struct aac_dev *dev, int lun) 18774b000227SRaghava Aditya Renukunta { 18784b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[0]; 18794b000227SRaghava Aditya Renukunta } 18804b000227SRaghava Aditya Renukunta 18814b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_expose_flag(struct aac_dev *dev, int lun) 18824b000227SRaghava Aditya Renukunta { 18834b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].bus >> 6; 18844b000227SRaghava Aditya Renukunta } 18854b000227SRaghava Aditya Renukunta 18864b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_attribs(struct aac_dev *dev, int lun) 18874b000227SRaghava Aditya Renukunta { 18884b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[9]; 18894b000227SRaghava Aditya Renukunta } 18904b000227SRaghava Aditya Renukunta 18914b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_nexus(struct aac_dev *dev, int lun) 18924b000227SRaghava Aditya Renukunta { 18934b000227SRaghava Aditya Renukunta return *((u32 *)&dev->safw_phys_luns->lun[lun].node_ident[12]); 18944b000227SRaghava Aditya Renukunta } 18954b000227SRaghava Aditya Renukunta 18964b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_device_type(struct aac_dev *dev, int lun) 18974b000227SRaghava Aditya Renukunta { 18984b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[8]; 1899a25b6ca1SRaghava Aditya Renukunta } 1900a25b6ca1SRaghava Aditya Renukunta 1901e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_identify_resp(struct aac_dev *dev, 1902e2ee8c94SRaghava Aditya Renukunta int bus, int target) 1903e2ee8c94SRaghava Aditya Renukunta { 1904e2ee8c94SRaghava Aditya Renukunta kfree(dev->hba_map[bus][target].safw_identify_resp); 1905e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = NULL; 1906e2ee8c94SRaghava Aditya Renukunta } 1907e2ee8c94SRaghava Aditya Renukunta 1908e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_all_identify_resp(struct aac_dev *dev, 1909e2ee8c94SRaghava Aditya Renukunta int lun_count) 1910e2ee8c94SRaghava Aditya Renukunta { 1911e2ee8c94SRaghava Aditya Renukunta int luns; 1912e2ee8c94SRaghava Aditya Renukunta int i; 1913e2ee8c94SRaghava Aditya Renukunta u32 bus; 1914e2ee8c94SRaghava Aditya Renukunta u32 target; 1915e2ee8c94SRaghava Aditya Renukunta 1916e2ee8c94SRaghava Aditya Renukunta luns = aac_get_safw_phys_lun_count(dev); 1917e2ee8c94SRaghava Aditya Renukunta 1918e2ee8c94SRaghava Aditya Renukunta if (luns < lun_count) 1919e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1920e2ee8c94SRaghava Aditya Renukunta else if (lun_count < 0) 1921e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1922e2ee8c94SRaghava Aditya Renukunta 1923e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; i++) { 1924e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1925e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1926e2ee8c94SRaghava Aditya Renukunta 1927e2ee8c94SRaghava Aditya Renukunta aac_free_safw_identify_resp(dev, bus, target); 1928e2ee8c94SRaghava Aditya Renukunta } 1929e2ee8c94SRaghava Aditya Renukunta } 1930e2ee8c94SRaghava Aditya Renukunta 193175be67cdSRaghava Aditya Renukunta static int aac_get_safw_attr_all_targets(struct aac_dev *dev) 1932e2ee8c94SRaghava Aditya Renukunta { 1933e2ee8c94SRaghava Aditya Renukunta int i; 1934e2ee8c94SRaghava Aditya Renukunta int rcode = 0; 1935e2ee8c94SRaghava Aditya Renukunta u32 lun_count; 1936e2ee8c94SRaghava Aditya Renukunta u32 bus; 1937e2ee8c94SRaghava Aditya Renukunta u32 target; 1938e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp = NULL; 1939e2ee8c94SRaghava Aditya Renukunta 1940e2ee8c94SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1941e2ee8c94SRaghava Aditya Renukunta 1942e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1943e2ee8c94SRaghava Aditya Renukunta 1944e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1945e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1946e2ee8c94SRaghava Aditya Renukunta 1947e2ee8c94SRaghava Aditya Renukunta rcode = aac_issue_safw_bmic_identify(dev, 1948e2ee8c94SRaghava Aditya Renukunta &identify_resp, bus, target); 1949e2ee8c94SRaghava Aditya Renukunta 19500bcb45fbSRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1951e2ee8c94SRaghava Aditya Renukunta goto free_identify_resp; 1952e2ee8c94SRaghava Aditya Renukunta 1953e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = identify_resp; 1954e2ee8c94SRaghava Aditya Renukunta } 1955e2ee8c94SRaghava Aditya Renukunta 1956e2ee8c94SRaghava Aditya Renukunta out: 1957e2ee8c94SRaghava Aditya Renukunta return rcode; 1958e2ee8c94SRaghava Aditya Renukunta free_identify_resp: 1959e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, i); 1960e2ee8c94SRaghava Aditya Renukunta goto out; 1961e2ee8c94SRaghava Aditya Renukunta } 1962e2ee8c94SRaghava Aditya Renukunta 1963c83b11e3SRaghava Aditya Renukunta /** 1964b5a475e9SRaghava Aditya Renukunta * aac_set_safw_attr_all_targets- update current hba map with data from FW 1965c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1966c83b11e3SRaghava Aditya Renukunta * @phys_luns: FW information from report phys luns 1967b5a475e9SRaghava Aditya Renukunta * @rescan: Indicates scan type 1968c83b11e3SRaghava Aditya Renukunta * 1969c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1970c83b11e3SRaghava Aditya Renukunta */ 197175be67cdSRaghava Aditya Renukunta static void aac_set_safw_attr_all_targets(struct aac_dev *dev) 1972c83b11e3SRaghava Aditya Renukunta { 1973c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1974c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1975c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1976c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 1977c83b11e3SRaghava Aditya Renukunta u8 devtype; 19783edfb8b2SRaghava Aditya Renukunta 19794b000227SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1980c83b11e3SRaghava Aditya Renukunta 1981f2d2cabaSRaghava Aditya Renukunta dev->scan_counter++; 1982f2d2cabaSRaghava Aditya Renukunta 1983c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1984c83b11e3SRaghava Aditya Renukunta 19854b000227SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 19864b000227SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 19874b000227SRaghava Aditya Renukunta expose_flag = aac_get_safw_phys_expose_flag(dev, i); 19884b000227SRaghava Aditya Renukunta attribs = aac_get_safw_phys_attribs(dev, i); 19894b000227SRaghava Aditya Renukunta nexus = aac_get_safw_phys_nexus(dev, i); 1990c83b11e3SRaghava Aditya Renukunta 1991c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1992c83b11e3SRaghava Aditya Renukunta continue; 1993c83b11e3SRaghava Aditya Renukunta 1994c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 1995c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_RAID_MEMBER; 1996c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1997c83b11e3SRaghava Aditya Renukunta } 1998c83b11e3SRaghava Aditya Renukunta 1999c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 2000c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_NATIVE_RAW; 2001c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 2002c83b11e3SRaghava Aditya Renukunta nexus; 2003c83b11e3SRaghava Aditya Renukunta } else 2004c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_ARC_RAW; 2005c83b11e3SRaghava Aditya Renukunta 2006f2d2cabaSRaghava Aditya Renukunta dev->hba_map[bus][target].scan_counter = dev->scan_counter; 2007f2d2cabaSRaghava Aditya Renukunta 20080bcb45fbSRaghava Aditya Renukunta aac_set_safw_target_qd(dev, bus, target); 2009c83b11e3SRaghava Aditya Renukunta 2010c83b11e3SRaghava Aditya Renukunta update_devtype: 2011c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = devtype; 2012c83b11e3SRaghava Aditya Renukunta } 2013c83b11e3SRaghava Aditya Renukunta } 2014c83b11e3SRaghava Aditya Renukunta 201575be67cdSRaghava Aditya Renukunta static int aac_setup_safw_targets(struct aac_dev *dev) 2016fc0fdd9aSRaghava Aditya Renukunta { 20173edfb8b2SRaghava Aditya Renukunta int rcode = 0; 20183edfb8b2SRaghava Aditya Renukunta 20191d1fec53SRaghava Aditya Renukunta rcode = aac_get_containers(dev); 20201d1fec53SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20211d1fec53SRaghava Aditya Renukunta goto out; 20221d1fec53SRaghava Aditya Renukunta 202375be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_ciss_luns(dev); 20243edfb8b2SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20253edfb8b2SRaghava Aditya Renukunta goto out; 20263edfb8b2SRaghava Aditya Renukunta 202775be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_attr_all_targets(dev); 2028e2ee8c94SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 2029e2ee8c94SRaghava Aditya Renukunta goto free_ciss_luns; 2030e2ee8c94SRaghava Aditya Renukunta 203175be67cdSRaghava Aditya Renukunta aac_set_safw_attr_all_targets(dev); 20323edfb8b2SRaghava Aditya Renukunta 2033e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, -1); 2034e2ee8c94SRaghava Aditya Renukunta free_ciss_luns: 20353edfb8b2SRaghava Aditya Renukunta aac_free_safw_ciss_luns(dev); 20363edfb8b2SRaghava Aditya Renukunta out: 20373edfb8b2SRaghava Aditya Renukunta return rcode; 2038fc0fdd9aSRaghava Aditya Renukunta } 2039fc0fdd9aSRaghava Aditya Renukunta 204075be67cdSRaghava Aditya Renukunta int aac_setup_safw_adapter(struct aac_dev *dev) 2041fc0fdd9aSRaghava Aditya Renukunta { 204275be67cdSRaghava Aditya Renukunta return aac_setup_safw_targets(dev); 2043fc0fdd9aSRaghava Aditya Renukunta } 2044fc0fdd9aSRaghava Aditya Renukunta 20451da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 20461da177e4SLinus Torvalds { 20471da177e4SLinus Torvalds struct fib* fibptr; 20481da177e4SLinus Torvalds int rcode; 2049c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 20507c00ffa3SMark Haverkamp struct aac_adapter_info *info; 205184971738SMark Haverkamp struct aac_bus_info *command; 205284971738SMark Haverkamp struct aac_bus_info_response *bus_info; 20537c00ffa3SMark Haverkamp 2054bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 20551da177e4SLinus Torvalds return -ENOMEM; 20561da177e4SLinus Torvalds 2057bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20581da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 20597c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 20601da177e4SLinus Torvalds 2061bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 20621da177e4SLinus Torvalds fibptr, 20637c00ffa3SMark Haverkamp sizeof(*info), 20641da177e4SLinus Torvalds FsaNormal, 20659203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 20661da177e4SLinus Torvalds NULL, 20671da177e4SLinus Torvalds NULL); 20681da177e4SLinus Torvalds 20697c00ffa3SMark Haverkamp if (rcode < 0) { 2070cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 2071cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 2072cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2073bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2074bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2075cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 20767c00ffa3SMark Haverkamp return rcode; 20777c00ffa3SMark Haverkamp } 20787c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 20797c00ffa3SMark Haverkamp 20801c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 20817c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 208206a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 20837c00ffa3SMark Haverkamp 2084bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20857c00ffa3SMark Haverkamp 208606a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 20877c00ffa3SMark Haverkamp 208806a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 20897c00ffa3SMark Haverkamp 2090bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 20917c00ffa3SMark Haverkamp fibptr, 209206a43d17SSalyzyn, Mark sizeof(*sinfo), 20937c00ffa3SMark Haverkamp FsaNormal, 20947c00ffa3SMark Haverkamp 1, 1, 20957c00ffa3SMark Haverkamp NULL, 20967c00ffa3SMark Haverkamp NULL); 20977c00ffa3SMark Haverkamp 20987c00ffa3SMark Haverkamp if (rcode >= 0) 209906a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 2100cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 2101cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 2102cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 2103cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 2104cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 2105cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 21067c00ffa3SMark Haverkamp } 21071da177e4SLinus Torvalds 2108c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 2109c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 211071a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 2111c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 211271a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 211371a91ca4SRaghava Aditya Renukunta } 2114c83b11e3SRaghava Aditya Renukunta } 211584971738SMark Haverkamp 211684971738SMark Haverkamp /* 211784971738SMark Haverkamp * GetBusInfo 211884971738SMark Haverkamp */ 211984971738SMark Haverkamp 2120bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 212184971738SMark Haverkamp 212284971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 212384971738SMark Haverkamp 212484971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 212584971738SMark Haverkamp 212684971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 212784971738SMark Haverkamp 212884971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 212984971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 213084971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 213184971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 213284971738SMark Haverkamp 2133bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 213484971738SMark Haverkamp fibptr, 213584971738SMark Haverkamp sizeof (*bus_info), 213684971738SMark Haverkamp FsaNormal, 213784971738SMark Haverkamp 1, 1, 213884971738SMark Haverkamp NULL, NULL); 213984971738SMark Haverkamp 214094cf6ba1SSalyzyn, Mark /* reasoned default */ 214194cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 214284971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 214384971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 214484971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 214584971738SMark Haverkamp } 214684971738SMark Haverkamp 21478c867b25SMark Haverkamp if (!dev->in_reset) { 214824f02e1dSSalyzyn, Mark char buffer[16]; 21491da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 21507c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 21511da177e4SLinus Torvalds dev->name, 21521da177e4SLinus Torvalds dev->id, 21531da177e4SLinus Torvalds tmp>>24, 21541da177e4SLinus Torvalds (tmp>>16)&0xff, 21551da177e4SLinus Torvalds tmp&0xff, 21567c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 21571c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 21581c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 21591da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 21601da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 21611da177e4SLinus Torvalds dev->name, dev->id, 21621da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21631da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 21641da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 21651da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 21661da177e4SLinus Torvalds dev->name, dev->id, 21671da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21681da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 216924f02e1dSSalyzyn, Mark buffer[0] = '\0'; 2170ee959b00STony Jones if (aac_get_serial_number( 217124f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 217224f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 217324f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 21741c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2175a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2176a45c863fSSalyzyn, Mark dev->name, dev->id, 21771c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 21781c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 21791c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2180a45c863fSSalyzyn, Mark } 21812f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 21821c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2183a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 218429c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 218529c97684SSalyzyn, Mark dev->name, dev->id); 218629c97684SSalyzyn, Mark } 21878c867b25SMark Haverkamp } 21881da177e4SLinus Torvalds 218995e852e1SSalyzyn, Mark dev->cache_protected = 0; 21901c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2191cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 21921da177e4SLinus Torvalds dev->nondasd_support = 0; 21931da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 219495e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 21951da177e4SLinus Torvalds dev->nondasd_support = 1; 21961da177e4SLinus Torvalds 21971da177e4SLinus Torvalds /* 21981da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 21991da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 22001da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 22011da177e4SLinus Torvalds * additional changes changes will have to be made to support 22021da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 22031da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 22041da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 22051da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 22061da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 22071da177e4SLinus Torvalds */ 22081da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 22091da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 22101da177e4SLinus Torvalds dev->nondasd_support = 1; 22111da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 22121da177e4SLinus Torvalds } 22131da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 22141da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 22151da177e4SLinus Torvalds dev->name, dev->id); 22161da177e4SLinus Torvalds 221795e852e1SSalyzyn, Mark if (nondasd != -1) 22181da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 22192f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 22201da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 22211da177e4SLinus Torvalds 2222e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2223d8e96507SLeubner, Achim dev->needs_dac = 1; 22241da177e4SLinus Torvalds dev->dac_support = 0; 2225d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2226d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 22272f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22282f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 22292f7ecc55SSalyzyn, Mark dev->name, dev->id); 22301da177e4SLinus Torvalds dev->dac_support = 1; 22311da177e4SLinus Torvalds } 22321da177e4SLinus Torvalds 22331da177e4SLinus Torvalds if(dacmode != -1) { 22341da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 22351da177e4SLinus Torvalds } 2236d8e96507SLeubner, Achim 2237d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2238d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2239d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2240d8e96507SLeubner, Achim dev->nondasd_support = 0; 2241d8e96507SLeubner, Achim dev->jbod = 0; 2242d8e96507SLeubner, Achim expose_physicals = 0; 2243d8e96507SLeubner, Achim } 2244d8e96507SLeubner, Achim 22458105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 22468105d39dSRaghava Aditya Renukunta if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 22472f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22488105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 22498105d39dSRaghava Aditya Renukunta } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 22508105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 22511da177e4SLinus Torvalds dev->dac_support = 0; 22521da177e4SLinus Torvalds } else { 22538105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 22541da177e4SLinus Torvalds rcode = -ENOMEM; 22551da177e4SLinus Torvalds } 22561da177e4SLinus Torvalds } 22577c00ffa3SMark Haverkamp /* 2258e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2259e8f32de5SMark Haverkamp * interface. 22607c00ffa3SMark Haverkamp */ 2261e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 226294cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 226394cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 226494cf6ba1SSalyzyn, Mark : aac_scsi_64) 2265e8f32de5SMark Haverkamp : aac_scsi_32; 2266e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2267e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2268e8f32de5SMark Haverkamp ? aac_bounds_64 2269e8f32de5SMark Haverkamp : aac_bounds_32; 2270e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2271e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2272e8f32de5SMark Haverkamp } else { 2273e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 22747c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 22757c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 227663a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 227763a70eeaSMark Haverkamp sizeof(struct sgentry); 22787c00ffa3SMark Haverkamp if (dev->dac_support) { 2279e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2280e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 22817c00ffa3SMark Haverkamp /* 22827c00ffa3SMark Haverkamp * 38 scatter gather elements 22837c00ffa3SMark Haverkamp */ 22847c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 22857c00ffa3SMark Haverkamp (dev->max_fib_size - 22867c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 22877c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 228863a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 228963a70eeaSMark Haverkamp sizeof(struct sgentry64); 2290e8f32de5SMark Haverkamp } else { 2291e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2292e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 22937c00ffa3SMark Haverkamp } 22947c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 22957c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 22967c00ffa3SMark Haverkamp /* 22977c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 22987c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 22997c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 23007c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 23017c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 23027c00ffa3SMark Haverkamp * element. 23037c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 23047c00ffa3SMark Haverkamp */ 23057c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 23067c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 23077c00ffa3SMark Haverkamp } 23080e68c003SMark Haverkamp } 2309ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2310ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2311ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2312ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2313ab5d129fSRaghava Aditya Renukunta 2314cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2315cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2316bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2317bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2318cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 23191da177e4SLinus Torvalds 23201da177e4SLinus Torvalds return rcode; 23211da177e4SLinus Torvalds } 23221da177e4SLinus Torvalds 23231da177e4SLinus Torvalds 2324e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 23251da177e4SLinus Torvalds { 23261da177e4SLinus Torvalds struct aac_dev *dev; 23271da177e4SLinus Torvalds struct aac_read_reply *readreply; 23281da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 23291da177e4SLinus Torvalds u32 cid; 23301da177e4SLinus Torvalds 23311da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 23321da177e4SLinus Torvalds 233303d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 233403d44337SMark Haverkamp return; 233503d44337SMark Haverkamp 23361a655040SSalyzyn, Mark dev = fibptr->dev; 2337e5718774SMark Haverkamp cid = scmd_id(scsicmd); 23381da177e4SLinus Torvalds 23397a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 23407a8cf29dSMark Haverkamp u64 lba; 23417a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 23427a8cf29dSMark Haverkamp case WRITE_6: 23437a8cf29dSMark Haverkamp case READ_6: 23447a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 23457a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23467a8cf29dSMark Haverkamp break; 23477a8cf29dSMark Haverkamp case WRITE_16: 23487a8cf29dSMark Haverkamp case READ_16: 23497a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23507a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23517a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23527a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23537a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23547a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23557a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23567a8cf29dSMark Haverkamp break; 23577a8cf29dSMark Haverkamp case WRITE_12: 23587a8cf29dSMark Haverkamp case READ_12: 23597a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23607a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23617a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23627a8cf29dSMark Haverkamp break; 23637a8cf29dSMark Haverkamp default: 23647a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23657a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23667a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23677a8cf29dSMark Haverkamp break; 23687a8cf29dSMark Haverkamp } 23697a8cf29dSMark Haverkamp printk(KERN_DEBUG 23707a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 23717a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 23727a8cf29dSMark Haverkamp } 23731da177e4SLinus Torvalds 2374125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 23751da177e4SLinus Torvalds 2376727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2377727eead6SFUJITA Tomonori 23781da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2379655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2380655d722cSMark Salyzyn case ST_OK: 2381655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2382655d722cSMark Salyzyn SAM_STAT_GOOD; 2383655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2384655d722cSMark Salyzyn break; 2385655d722cSMark Salyzyn case ST_NOT_READY: 2386655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2387655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2388655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2389655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2390655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2391655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2392655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2393655d722cSMark Salyzyn break; 2394f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2395f956a669SRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2396f956a669SRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 2397f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2398f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2399f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2400f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2401f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2402f956a669SRaghava Aditya Renukunta break; 2403655d722cSMark Salyzyn default: 24047c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2405e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 24061da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 24077c00ffa3SMark Haverkamp #endif 2408655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2409655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 24108e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 24118e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 24128e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 24131da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 24143ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 24153ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2416655d722cSMark Salyzyn break; 24171da177e4SLinus Torvalds } 2418bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 24191da177e4SLinus Torvalds 24208e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 24211da177e4SLinus Torvalds } 24221da177e4SLinus Torvalds 24239e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 24241da177e4SLinus Torvalds { 24257a8cf29dSMark Haverkamp u64 lba; 24261da177e4SLinus Torvalds u32 count; 24271da177e4SLinus Torvalds int status; 24281da177e4SLinus Torvalds struct aac_dev *dev; 24291da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2430da3cc679SRajashekhara, Mahesh int cid; 24311da177e4SLinus Torvalds 24321da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24331da177e4SLinus Torvalds /* 24341da177e4SLinus Torvalds * Get block address and transfer length 24351da177e4SLinus Torvalds */ 24367a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 24377a8cf29dSMark Haverkamp case READ_6: 24389e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 24391da177e4SLinus Torvalds 24407a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 24417a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 24421da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 24431da177e4SLinus Torvalds 24441da177e4SLinus Torvalds if (count == 0) 24451da177e4SLinus Torvalds count = 256; 24467a8cf29dSMark Haverkamp break; 24477a8cf29dSMark Haverkamp case READ_16: 24489e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 24497a8cf29dSMark Haverkamp 24507a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 24517a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 24527a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 24537a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 24547a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 24557a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24567a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24577a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 24587a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 24597a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 24607a8cf29dSMark Haverkamp break; 24617a8cf29dSMark Haverkamp case READ_12: 24629e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 24637a8cf29dSMark Haverkamp 24647a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24657a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24667a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24677a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 24687a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24697a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24707a8cf29dSMark Haverkamp break; 24717a8cf29dSMark Haverkamp default: 24729e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 24731da177e4SLinus Torvalds 24747a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24757a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24767a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24771da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24787a8cf29dSMark Haverkamp break; 24791da177e4SLinus Torvalds } 2480da3cc679SRajashekhara, Mahesh 2481da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2482da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2483da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2484da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2485da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2486da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2487da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2488da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2489da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2490da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2491da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2492da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2493da3cc679SRajashekhara, Mahesh return 1; 2494da3cc679SRajashekhara, Mahesh } 2495da3cc679SRajashekhara, Mahesh 24967a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 24977c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2498e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24997a8cf29dSMark Haverkamp return 0; 25001da177e4SLinus Torvalds /* 25011da177e4SLinus Torvalds * Alocate and initialize a Fib 25021da177e4SLinus Torvalds */ 25036bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 25041ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2505e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 25061da177e4SLinus Torvalds 25071da177e4SLinus Torvalds /* 25081da177e4SLinus Torvalds * Check that the command queued to the controller 25091da177e4SLinus Torvalds */ 25101ae948faSBrian King if (status == -EINPROGRESS) 25111da177e4SLinus Torvalds return 0; 25121da177e4SLinus Torvalds 2513bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 25141da177e4SLinus Torvalds /* 25151da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25161da177e4SLinus Torvalds */ 25171da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 25188e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2519bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2520bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25211da177e4SLinus Torvalds return 0; 25221da177e4SLinus Torvalds } 25231da177e4SLinus Torvalds 25249e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 25251da177e4SLinus Torvalds { 25267a8cf29dSMark Haverkamp u64 lba; 25271da177e4SLinus Torvalds u32 count; 25289d399cc7SSalyzyn, Mark int fua; 25291da177e4SLinus Torvalds int status; 25301da177e4SLinus Torvalds struct aac_dev *dev; 25311da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2532da3cc679SRajashekhara, Mahesh int cid; 25331da177e4SLinus Torvalds 25341da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 25351da177e4SLinus Torvalds /* 25361da177e4SLinus Torvalds * Get block address and transfer length 25371da177e4SLinus Torvalds */ 25381da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 25391da177e4SLinus Torvalds { 25401da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 25411da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 25421da177e4SLinus Torvalds if (count == 0) 25431da177e4SLinus Torvalds count = 256; 25449d399cc7SSalyzyn, Mark fua = 0; 25457a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 25469e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 25477a8cf29dSMark Haverkamp 25487a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 25497a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 25507a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 25517a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 25527a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 25537a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 25547a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25557a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 25567a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 25579d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25587a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 25599e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 25607a8cf29dSMark Haverkamp 25617a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 25627a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25637a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 25647a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25659d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25661da177e4SLinus Torvalds } else { 25679e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 25687a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25691da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25709d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25711da177e4SLinus Torvalds } 2572da3cc679SRajashekhara, Mahesh 2573da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2574da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2575da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2576da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2577da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2578da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2579da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2580da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2581da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2582da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2583da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2584da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2585da3cc679SRajashekhara, Mahesh return 1; 2586da3cc679SRajashekhara, Mahesh } 2587da3cc679SRajashekhara, Mahesh 25887a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 25891da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2590e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 25917a8cf29dSMark Haverkamp return 0; 25921da177e4SLinus Torvalds /* 25931da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 25941da177e4SLinus Torvalds */ 25956bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 25961ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25979d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 25981da177e4SLinus Torvalds 25991da177e4SLinus Torvalds /* 26001da177e4SLinus Torvalds * Check that the command queued to the controller 26011da177e4SLinus Torvalds */ 26021ae948faSBrian King if (status == -EINPROGRESS) 26031da177e4SLinus Torvalds return 0; 26041da177e4SLinus Torvalds 2605bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 26061da177e4SLinus Torvalds /* 26071da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 26081da177e4SLinus Torvalds */ 26091da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 26108e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 26111da177e4SLinus Torvalds 2612bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2613bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26141da177e4SLinus Torvalds return 0; 26151da177e4SLinus Torvalds } 26161da177e4SLinus Torvalds 26171da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 26181da177e4SLinus Torvalds { 26191da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 26201da177e4SLinus Torvalds struct scsi_cmnd *cmd; 26211da177e4SLinus Torvalds 26221da177e4SLinus Torvalds cmd = context; 26231da177e4SLinus Torvalds 262403d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 262503d44337SMark Haverkamp return; 262603d44337SMark Haverkamp 26271da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 26281da177e4SLinus Torvalds smp_processor_id(), jiffies)); 26291da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 26301da177e4SLinus Torvalds 26311da177e4SLinus Torvalds 26321da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 26331da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 26341da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 26351da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 26361da177e4SLinus Torvalds else { 26371da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 26381a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2639e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 26401da177e4SLinus Torvalds printk(KERN_WARNING 26411da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 26421da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 26431da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 26441da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 26458e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 26468e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 26478e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 26481da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2649b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2650b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 26511da177e4SLinus Torvalds } 26521da177e4SLinus Torvalds 2653bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2654bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 26558e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 26561da177e4SLinus Torvalds } 26571da177e4SLinus Torvalds 26589e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 26591da177e4SLinus Torvalds { 26601da177e4SLinus Torvalds int status; 26611da177e4SLinus Torvalds struct fib *cmd_fibcontext; 26621da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 26631da177e4SLinus Torvalds struct scsi_cmnd *cmd; 26641da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 26651da177e4SLinus Torvalds int active = 0; 266690ee3466SMark Haverkamp struct aac_dev *aac; 2667b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 2668b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 2669b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 26701da177e4SLinus Torvalds unsigned long flags; 26711da177e4SLinus Torvalds 26721da177e4SLinus Torvalds /* 267377d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 267477d644d4SMark Haverkamp * specific target (block). 26751da177e4SLinus Torvalds */ 26761da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 26771da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 2678b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 2679b90f90d2SSalyzyn, Mark u64 cmnd_lba; 2680b90f90d2SSalyzyn, Mark u32 cmnd_count; 2681b90f90d2SSalyzyn, Mark 2682b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 2683b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 2684b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 2685b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 2686b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 2687b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 2688b90f90d2SSalyzyn, Mark cmnd_count = 256; 2689b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 2690b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 2691b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 2692b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 2693b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 2694b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 2695b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2696b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2697b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2698b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 2699b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 2700b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 2701b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 2702b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 2703b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2704b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2705b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2706b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2707b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 2708b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2709b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2710b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2711b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 2712b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2713b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2714b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2715b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2716b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 2717b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 2718b90f90d2SSalyzyn, Mark } else 2719b90f90d2SSalyzyn, Mark continue; 2720b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 2721b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 2722b90f90d2SSalyzyn, Mark continue; 27231da177e4SLinus Torvalds ++active; 27241da177e4SLinus Torvalds break; 27251da177e4SLinus Torvalds } 27261da177e4SLinus Torvalds 27271da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 27281da177e4SLinus Torvalds 27291da177e4SLinus Torvalds /* 27301da177e4SLinus Torvalds * Yield the processor (requeue for later) 27311da177e4SLinus Torvalds */ 27321da177e4SLinus Torvalds if (active) 27331da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 27341da177e4SLinus Torvalds 2735f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 27368c867b25SMark Haverkamp if (aac->in_reset) 27378c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 27388c867b25SMark Haverkamp 27391da177e4SLinus Torvalds /* 27407c00ffa3SMark Haverkamp * Allocate and initialize a Fib 27411da177e4SLinus Torvalds */ 274290ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 27431da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 27441da177e4SLinus Torvalds 2745bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 27461da177e4SLinus Torvalds 27471da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 27481da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 27491da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 27509e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 27511da177e4SLinus Torvalds synchronizecmd->count = 27521da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 27531ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 27541da177e4SLinus Torvalds 27551da177e4SLinus Torvalds /* 27561da177e4SLinus Torvalds * Now send the Fib to the adapter 27571da177e4SLinus Torvalds */ 2758bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 27591da177e4SLinus Torvalds cmd_fibcontext, 27601da177e4SLinus Torvalds sizeof(struct aac_synchronize), 27611da177e4SLinus Torvalds FsaNormal, 27621da177e4SLinus Torvalds 0, 1, 27631da177e4SLinus Torvalds (fib_callback)synchronize_callback, 27641da177e4SLinus Torvalds (void *)scsicmd); 27651da177e4SLinus Torvalds 27661da177e4SLinus Torvalds /* 27671da177e4SLinus Torvalds * Check that the command queued to the controller 27681da177e4SLinus Torvalds */ 27691ae948faSBrian King if (status == -EINPROGRESS) 27701da177e4SLinus Torvalds return 0; 27711da177e4SLinus Torvalds 27721da177e4SLinus Torvalds printk(KERN_WARNING 2773bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2774bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2775bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 27761da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 27771da177e4SLinus Torvalds } 27781da177e4SLinus Torvalds 2779655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2780655d722cSMark Salyzyn { 2781655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2782655d722cSMark Salyzyn 2783655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2784655d722cSMark Salyzyn return; 2785655d722cSMark Salyzyn 2786655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2787655d722cSMark Salyzyn 2788655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2789655d722cSMark Salyzyn 2790655d722cSMark Salyzyn aac_fib_complete(fibptr); 2791655d722cSMark Salyzyn aac_fib_free(fibptr); 2792655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2793655d722cSMark Salyzyn } 2794655d722cSMark Salyzyn 2795655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2796655d722cSMark Salyzyn { 2797655d722cSMark Salyzyn int status; 2798655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2799655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2800655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2801655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2802655d722cSMark Salyzyn 28031c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2804655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2805655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2806655d722cSMark Salyzyn SAM_STAT_GOOD; 2807655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2808655d722cSMark Salyzyn return 0; 2809655d722cSMark Salyzyn } 2810655d722cSMark Salyzyn 2811655d722cSMark Salyzyn if (aac->in_reset) 2812655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2813655d722cSMark Salyzyn 2814655d722cSMark Salyzyn /* 2815655d722cSMark Salyzyn * Allocate and initialize a Fib 2816655d722cSMark Salyzyn */ 28176bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2818655d722cSMark Salyzyn 2819655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2820655d722cSMark Salyzyn 2821655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2822655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2823655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2824655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2825655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2826655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2827655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2828655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2829655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 28301ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2831655d722cSMark Salyzyn 2832655d722cSMark Salyzyn /* 2833655d722cSMark Salyzyn * Now send the Fib to the adapter 2834655d722cSMark Salyzyn */ 2835655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2836655d722cSMark Salyzyn cmd_fibcontext, 2837655d722cSMark Salyzyn sizeof(struct aac_power_management), 2838655d722cSMark Salyzyn FsaNormal, 2839655d722cSMark Salyzyn 0, 1, 2840655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2841655d722cSMark Salyzyn (void *)scsicmd); 2842655d722cSMark Salyzyn 2843655d722cSMark Salyzyn /* 2844655d722cSMark Salyzyn * Check that the command queued to the controller 2845655d722cSMark Salyzyn */ 28461ae948faSBrian King if (status == -EINPROGRESS) 2847655d722cSMark Salyzyn return 0; 2848655d722cSMark Salyzyn 2849655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2850655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2851655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2852655d722cSMark Salyzyn } 2853655d722cSMark Salyzyn 28541da177e4SLinus Torvalds /** 28551da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 28561da177e4SLinus Torvalds * @scsicmd: SCSI command block 28571da177e4SLinus Torvalds * 28581da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 28591da177e4SLinus Torvalds * aacraid firmware. 28601da177e4SLinus Torvalds */ 28611da177e4SLinus Torvalds 28621da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 28631da177e4SLinus Torvalds { 2864ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 28651da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 28661da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 28671da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 28681da177e4SLinus Torvalds 286990ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 287090ee3466SMark Haverkamp return -1; 28711da177e4SLinus Torvalds /* 28721da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 28731da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 28741da177e4SLinus Torvalds * itself. 28751da177e4SLinus Torvalds */ 28761a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 28771a655040SSalyzyn, Mark if (cid != host->this_id) { 28781a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 28791a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2880e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 28811da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2882c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28831da177e4SLinus Torvalds } 28841da177e4SLinus Torvalds 28851da177e4SLinus Torvalds /* 28861da177e4SLinus Torvalds * If the target container doesn't exist, it may have 28871da177e4SLinus Torvalds * been newly created 28881da177e4SLinus Torvalds */ 2889655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2890655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2891655d722cSMark Salyzyn NOT_READY)) { 28921da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2893eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 28947a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 28957a8cf29dSMark Haverkamp !(dev->raw_io_64) || 28967a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 28977a8cf29dSMark Haverkamp break; 28981da177e4SLinus Torvalds case INQUIRY: 28991da177e4SLinus Torvalds case READ_CAPACITY: 29001da177e4SLinus Torvalds case TEST_UNIT_READY: 29018c867b25SMark Haverkamp if (dev->in_reset) 29028c867b25SMark Haverkamp return -1; 2903fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2904fe76df42SMark Haverkamp aac_probe_container_callback2); 29051da177e4SLinus Torvalds default: 29061da177e4SLinus Torvalds break; 29071da177e4SLinus Torvalds } 29081da177e4SLinus Torvalds } 29091da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2910ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2911ab5d129fSRaghava Aditya Renukunta 2912ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2913ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2914ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2915ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2916ab5d129fSRaghava Aditya Renukunta return -1; 2917ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2918ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2919cb1042f2SSalyzyn, Mark dev->jbod) { 29208c867b25SMark Haverkamp if (dev->in_reset) 29218c867b25SMark Haverkamp return -1; 29221da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 29231da177e4SLinus Torvalds } else { 29241da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2925c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 29261da177e4SLinus Torvalds } 29271da177e4SLinus Torvalds } 29281da177e4SLinus Torvalds } 29291da177e4SLinus Torvalds /* 29301da177e4SLinus Torvalds * else Command for the controller itself 29311da177e4SLinus Torvalds */ 29321da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 29331da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 29341da177e4SLinus Torvalds { 29351da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 29361da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 29378e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 29388e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 29398e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 29401da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 29413ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 29423ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2943c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 29441da177e4SLinus Torvalds } 29451da177e4SLinus Torvalds 29461da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2947c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2948c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2949c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2950c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2951c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2952c4e2fbcaSRaghava Aditya Renukunta return -1; 2953c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2954c4e2fbcaSRaghava Aditya Renukunta 2955c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2956c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2957c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2958c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2959c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2960c4e2fbcaSRaghava Aditya Renukunta return -1; 2961c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2962c4e2fbcaSRaghava Aditya Renukunta 2963c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2964c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 2965c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2966c4e2fbcaSRaghava Aditya Renukunta break; 2967c4e2fbcaSRaghava Aditya Renukunta } 2968c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2969c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2970c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 29711da177e4SLinus Torvalds case INQUIRY: 29721da177e4SLinus Torvalds { 29733b2946ccSMark Haverkamp struct inquiry_data inq_data; 29741da177e4SLinus Torvalds 29751a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 29763b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 29771da177e4SLinus Torvalds 2978d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 297988e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 298088e2f98eSSalyzyn, Mark 298188e2f98eSSalyzyn, Mark /* EVPD bit set */ 298288e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 298388e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 298488e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 298588e2f98eSSalyzyn, Mark /* supported vital product data pages */ 29865d910649SMahesh Rajashekhara arr[3] = 3; 298788e2f98eSSalyzyn, Mark arr[4] = 0x0; 298888e2f98eSSalyzyn, Mark arr[5] = 0x80; 29895d910649SMahesh Rajashekhara arr[6] = 0x83; 299088e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2991d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 299288e2f98eSSalyzyn, Mark sizeof(inq_data)); 2993c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 299488e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 299588e2f98eSSalyzyn, Mark /* unit serial number page */ 299688e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 299788e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 299888e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2999d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 300088e2f98eSSalyzyn, Mark sizeof(inq_data)); 3001d8e96507SLeubner, Achim if (aac_wwn != 2) 3002d8e96507SLeubner, Achim return aac_get_container_serial( 3003d8e96507SLeubner, Achim scsicmd); 3004c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 30055d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 30065d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 30075d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 30085d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 30095d910649SMahesh Rajashekhara scmd_id(scsicmd)); 30105d910649SMahesh Rajashekhara if (aac_wwn != 2) 30115d910649SMahesh Rajashekhara return aac_get_container_serial( 30125d910649SMahesh Rajashekhara scsicmd); 3013c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 301488e2f98eSSalyzyn, Mark } else { 301588e2f98eSSalyzyn, Mark /* vpd page not implemented */ 301688e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 301788e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 301888e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 30198e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 30208e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 30218e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 302288e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 302388e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 30243ace426fSSalyzyn, Mark min_t(size_t, 30253ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 30263ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 302788e2f98eSSalyzyn, Mark } 3028c4e2fbcaSRaghava Aditya Renukunta break; 302988e2f98eSSalyzyn, Mark } 30303b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 30313b2946ccSMark 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 */ 30323b2946ccSMark Haverkamp inq_data.inqd_len = 31; 30331da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 30343b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 30351da177e4SLinus Torvalds /* 30361da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 30371da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 30381da177e4SLinus Torvalds */ 30391a655040SSalyzyn, Mark if (cid == host->this_id) { 30406391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 30413b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 3042d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 3043d4345028SFUJITA Tomonori sizeof(inq_data)); 3044c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3045c4e2fbcaSRaghava Aditya Renukunta break; 30461da177e4SLinus Torvalds } 30478c867b25SMark Haverkamp if (dev->in_reset) 30488c867b25SMark Haverkamp return -1; 3049794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 30503b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 3051d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 30529e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 30531da177e4SLinus Torvalds } 3054eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 30557a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 30567a8cf29dSMark Haverkamp !(dev->raw_io_64) || 30577a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 30587a8cf29dSMark Haverkamp break; 30597a8cf29dSMark Haverkamp { 30607a8cf29dSMark Haverkamp u64 capacity; 306107ce5ebaSMark Haverkamp char cp[13]; 3062b271f1c8SFUJITA Tomonori unsigned int alloc_len; 30637a8cf29dSMark Haverkamp 30647a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 30657a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 30667a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 30677a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 30687a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 30697a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 30707a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 30717a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 30727a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 30737a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 3074b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3075b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3076b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3077b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 307807ce5ebaSMark Haverkamp cp[12] = 0; 307907ce5ebaSMark Haverkamp 3080b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 3081b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 3082b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 3083b271f1c8SFUJITA Tomonori 3084b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 3085d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 3086b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 3087b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 3088b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 30897a8cf29dSMark Haverkamp 30907a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 30917a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 30927a8cf29dSMark Haverkamp 3093c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3094c4e2fbcaSRaghava Aditya Renukunta break; 30957a8cf29dSMark Haverkamp } 30967a8cf29dSMark Haverkamp 30971da177e4SLinus Torvalds case READ_CAPACITY: 30981da177e4SLinus Torvalds { 30991da177e4SLinus Torvalds u32 capacity; 31003b2946ccSMark Haverkamp char cp[8]; 31011da177e4SLinus Torvalds 31021da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 31037a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 31041da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 31051da177e4SLinus Torvalds else 31061da177e4SLinus Torvalds capacity = (u32)-1; 31073b2946ccSMark Haverkamp 31081da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 31091da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 31101da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 31111da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 3112b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3113b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3114b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3115b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 3116d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 31177a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 31187a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 3119c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3120c4e2fbcaSRaghava Aditya Renukunta break; 31211da177e4SLinus Torvalds } 31221da177e4SLinus Torvalds 31231da177e4SLinus Torvalds case MODE_SENSE: 31241da177e4SLinus Torvalds { 31259d399cc7SSalyzyn, Mark int mode_buf_length = 4; 3126b836439fSMahesh Rajashekhara u32 capacity; 3127b836439fSMahesh Rajashekhara aac_modep_data mpd; 3128b836439fSMahesh Rajashekhara 3129b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3130b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3131b836439fSMahesh Rajashekhara else 3132b836439fSMahesh Rajashekhara capacity = (u32)-1; 31331da177e4SLinus Torvalds 31341da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 3135b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 3136b836439fSMahesh Rajashekhara 3137b836439fSMahesh Rajashekhara /* Mode data length */ 3138b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 3139b836439fSMahesh Rajashekhara /* Medium type - default */ 3140b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 3141b836439fSMahesh Rajashekhara /* Device-specific param, 31429d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 31439d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3144b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 3145b836439fSMahesh Rajashekhara 314695e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3147b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 3148b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 3149b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 3150b836439fSMahesh Rajashekhara else { 3151b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 3152b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 3153b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 3154b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3155b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3156b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3157b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3158b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 31595d910649SMahesh Rajashekhara 31605d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 31615d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 31625d910649SMahesh Rajashekhara /* page length */ 31635d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 31645d910649SMahesh Rajashekhara /* Mode data length */ 31655d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 31665d910649SMahesh Rajashekhara } else { 31675d910649SMahesh Rajashekhara /* Mode data length */ 31685d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 31695d910649SMahesh Rajashekhara } 31705d910649SMahesh Rajashekhara 3171b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3172b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3173b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3174b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3175b836439fSMahesh Rajashekhara } else { 3176b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3177b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3178b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3179b836439fSMahesh Rajashekhara } 3180b836439fSMahesh Rajashekhara } 31819d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31829d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3183b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3184b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3185b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3186b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 318795e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3188b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 31895d910649SMahesh Rajashekhara } 31905d910649SMahesh Rajashekhara 31919d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 31929d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 31935d910649SMahesh Rajashekhara else 31945d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3195b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3196b836439fSMahesh Rajashekhara (char *)&mpd, 3197b836439fSMahesh Rajashekhara mode_buf_length); 3198c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3199c4e2fbcaSRaghava Aditya Renukunta break; 32001da177e4SLinus Torvalds } 32011da177e4SLinus Torvalds case MODE_SENSE_10: 32021da177e4SLinus Torvalds { 3203b836439fSMahesh Rajashekhara u32 capacity; 32049d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3205b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3206b836439fSMahesh Rajashekhara 3207b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3208b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3209b836439fSMahesh Rajashekhara else 3210b836439fSMahesh Rajashekhara capacity = (u32)-1; 32111da177e4SLinus Torvalds 32121da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3213b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3214b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3215b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3216b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3217b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3218b836439fSMahesh Rajashekhara /* Medium type - default */ 3219b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3220b836439fSMahesh Rajashekhara /* Device-specific param, 32219d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 32229d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3223b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3224b836439fSMahesh Rajashekhara 322595e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3226b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3227b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3228b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3229b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3230b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3231b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3232b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3233b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3234b836439fSMahesh Rajashekhara } else { 3235b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3236b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3237b836439fSMahesh Rajashekhara 3238b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3239b836439fSMahesh Rajashekhara 3240b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3241b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3242b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3243b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3244b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3245b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3246b836439fSMahesh Rajashekhara 3247b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3248b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3249b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3250b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3251b836439fSMahesh Rajashekhara } else { 3252b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3253b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3254b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3255b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3256b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3257b836439fSMahesh Rajashekhara capacity & 0xff; 3258b836439fSMahesh Rajashekhara } 3259b836439fSMahesh Rajashekhara } 32609d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 32619d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3262b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3263b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3264b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3265b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 326695e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3267b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 32689d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 32699d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 32709d399cc7SSalyzyn, Mark } 3271b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3272b836439fSMahesh Rajashekhara (char *)&mpd10, 3273b836439fSMahesh Rajashekhara mode_buf_length); 32741da177e4SLinus Torvalds 3275c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3276c4e2fbcaSRaghava Aditya Renukunta break; 32771da177e4SLinus Torvalds } 32781da177e4SLinus Torvalds case REQUEST_SENSE: 32791da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3280c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3281c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3282c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3283c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3284c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3285c4e2fbcaSRaghava Aditya Renukunta break; 32861da177e4SLinus Torvalds 32871da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 32881da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 32891da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 32901da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 32911da177e4SLinus Torvalds else 32921da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 32931da177e4SLinus Torvalds 3294c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3295c4e2fbcaSRaghava Aditya Renukunta break; 32961da177e4SLinus Torvalds /* 32971da177e4SLinus Torvalds * These commands are all No-Ops 32981da177e4SLinus Torvalds */ 32991da177e4SLinus Torvalds case TEST_UNIT_READY: 3300655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3301655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3302655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 3303655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3304655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3305655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3306655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3307655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3308655d722cSMark Salyzyn min_t(size_t, 3309655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3310655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3311c4e2fbcaSRaghava Aditya Renukunta break; 3312655d722cSMark Salyzyn } 33131da177e4SLinus Torvalds case RESERVE: 33141da177e4SLinus Torvalds case RELEASE: 33151da177e4SLinus Torvalds case REZERO_UNIT: 33161da177e4SLinus Torvalds case REASSIGN_BLOCKS: 33171da177e4SLinus Torvalds case SEEK_10: 3318c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3319c4e2fbcaSRaghava Aditya Renukunta break; 3320655d722cSMark Salyzyn 3321655d722cSMark Salyzyn case START_STOP: 3322655d722cSMark Salyzyn return aac_start_stop(scsicmd); 33231da177e4SLinus Torvalds 332495e852e1SSalyzyn, Mark /* FALLTHRU */ 33251da177e4SLinus Torvalds default: 33261da177e4SLinus Torvalds /* 33271da177e4SLinus Torvalds * Unhandled commands 33281da177e4SLinus Torvalds */ 3329c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3330c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3331c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3332c4e2fbcaSRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 33338e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 33341da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 33358e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 33361da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 33373ace426fSSalyzyn, Mark min_t(size_t, 33383ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 33393ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3340c4e2fbcaSRaghava Aditya Renukunta } 3341c4e2fbcaSRaghava Aditya Renukunta 3342c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3343c4e2fbcaSRaghava Aditya Renukunta 33441da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 33451da177e4SLinus Torvalds return 0; 33461da177e4SLinus Torvalds } 33471da177e4SLinus Torvalds 33481da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 33491da177e4SLinus Torvalds { 33501da177e4SLinus Torvalds struct aac_query_disk qd; 33511da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33521da177e4SLinus Torvalds 33531da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 335490ee3466SMark Haverkamp if (!fsa_dev_ptr) 335565101355SMark Haverkamp return -EBUSY; 33561da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 33571da177e4SLinus Torvalds return -EFAULT; 3358e6fd916aSDan Carpenter if (qd.cnum == -1) { 3359e6fd916aSDan Carpenter if (qd.id < 0 || qd.id >= dev->maximum_num_containers) 3360e6fd916aSDan Carpenter return -EINVAL; 3361e5718774SMark Haverkamp qd.cnum = qd.id; 3362e6fd916aSDan Carpenter } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { 33631da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 33641da177e4SLinus Torvalds return -EINVAL; 33651da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 33661da177e4SLinus Torvalds qd.bus = 0; 33671da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 33681da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 33691da177e4SLinus Torvalds } 33701da177e4SLinus Torvalds else return -EINVAL; 33711da177e4SLinus Torvalds 3372fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 33731da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 33741da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 33751da177e4SLinus Torvalds 33761da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 33771da177e4SLinus Torvalds qd.unmapped = 1; 33781da177e4SLinus Torvalds else 33791da177e4SLinus Torvalds qd.unmapped = 0; 33801da177e4SLinus Torvalds 33811da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 33821da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 33831da177e4SLinus Torvalds 33841da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 33851da177e4SLinus Torvalds return -EFAULT; 33861da177e4SLinus Torvalds return 0; 33871da177e4SLinus Torvalds } 33881da177e4SLinus Torvalds 33891da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 33901da177e4SLinus Torvalds { 33911da177e4SLinus Torvalds struct aac_delete_disk dd; 33921da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33931da177e4SLinus Torvalds 33941da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 339565101355SMark Haverkamp if (!fsa_dev_ptr) 339665101355SMark Haverkamp return -EBUSY; 33971da177e4SLinus Torvalds 33981da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 33991da177e4SLinus Torvalds return -EFAULT; 34001da177e4SLinus Torvalds 34011da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 34021da177e4SLinus Torvalds return -EINVAL; 34031da177e4SLinus Torvalds /* 34041da177e4SLinus Torvalds * Mark this container as being deleted. 34051da177e4SLinus Torvalds */ 34061da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 34071da177e4SLinus Torvalds /* 34081da177e4SLinus Torvalds * Mark the container as no longer valid 34091da177e4SLinus Torvalds */ 34101da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 34111da177e4SLinus Torvalds return 0; 34121da177e4SLinus Torvalds } 34131da177e4SLinus Torvalds 34141da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 34151da177e4SLinus Torvalds { 34161da177e4SLinus Torvalds struct aac_delete_disk dd; 34171da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 34181da177e4SLinus Torvalds 34191da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 342090ee3466SMark Haverkamp if (!fsa_dev_ptr) 342165101355SMark Haverkamp return -EBUSY; 34221da177e4SLinus Torvalds 34231da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 34241da177e4SLinus Torvalds return -EFAULT; 34251da177e4SLinus Torvalds 34261da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 34271da177e4SLinus Torvalds return -EINVAL; 34281da177e4SLinus Torvalds /* 34291da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 34301da177e4SLinus Torvalds */ 34311da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 34321da177e4SLinus Torvalds return -EBUSY; 34331da177e4SLinus Torvalds else { 34341da177e4SLinus Torvalds /* 34351da177e4SLinus Torvalds * Mark the container as no longer being valid. 34361da177e4SLinus Torvalds */ 34371da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 34381da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 34391da177e4SLinus Torvalds return 0; 34401da177e4SLinus Torvalds } 34411da177e4SLinus Torvalds } 34421da177e4SLinus Torvalds 34431da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 34441da177e4SLinus Torvalds { 34451da177e4SLinus Torvalds switch (cmd) { 34461da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 34471da177e4SLinus Torvalds return query_disk(dev, arg); 34481da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 34491da177e4SLinus Torvalds return delete_disk(dev, arg); 34501da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 34511da177e4SLinus Torvalds return force_delete_disk(dev, arg); 34521da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 34531da177e4SLinus Torvalds return aac_get_containers(dev); 34541da177e4SLinus Torvalds default: 34551da177e4SLinus Torvalds return -ENOTTY; 34561da177e4SLinus Torvalds } 34571da177e4SLinus Torvalds } 34581da177e4SLinus Torvalds 34591da177e4SLinus Torvalds /** 34601da177e4SLinus Torvalds * 34611da177e4SLinus Torvalds * aac_srb_callback 34621da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 34631da177e4SLinus Torvalds * @fibptr: pointer to the fib 34641da177e4SLinus Torvalds * 34651da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 34661da177e4SLinus Torvalds * 34671da177e4SLinus Torvalds */ 34681da177e4SLinus Torvalds 34691da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 34701da177e4SLinus Torvalds { 34711da177e4SLinus Torvalds struct aac_dev *dev; 34721da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 34731da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 34741da177e4SLinus Torvalds 34751da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 347603d44337SMark Haverkamp 347703d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 347803d44337SMark Haverkamp return; 347903d44337SMark Haverkamp 3480125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 34814ec57fb4SRaghava Aditya Renukunta 34821a655040SSalyzyn, Mark dev = fibptr->dev; 34831a655040SSalyzyn, Mark 348455b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 34854ec57fb4SRaghava Aditya Renukunta 34861da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 348785d22bbfSMahesh Rajashekhara 348885d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 348985d22bbfSMahesh Rajashekhara /* fast response */ 349085d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 349185d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 349285d22bbfSMahesh Rajashekhara } else { 34931da177e4SLinus Torvalds /* 34941da177e4SLinus Torvalds * Calculate resid for sg 34951da177e4SLinus Torvalds */ 3496727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3497727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 34984ec57fb4SRaghava Aditya Renukunta } 34994ec57fb4SRaghava Aditya Renukunta 35004ec57fb4SRaghava Aditya Renukunta 35014ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 35024ec57fb4SRaghava Aditya Renukunta 35034ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 35044ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 35054ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 35064ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 35074ec57fb4SRaghava Aditya Renukunta 35081da177e4SLinus Torvalds /* 35091da177e4SLinus Torvalds * First check the fib status 35101da177e4SLinus Torvalds */ 35111da177e4SLinus Torvalds 35121da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 35131da177e4SLinus Torvalds int len; 351455b87608SMahesh Rajashekhara 35154ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 35164ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 35173ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35183ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 351955b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 352055b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 352155b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 352255b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 352355b87608SMahesh Rajashekhara srbreply->sense_data, len); 35241da177e4SLinus Torvalds } 35251da177e4SLinus Torvalds 35261da177e4SLinus Torvalds /* 35271da177e4SLinus Torvalds * Next check the srb status 35281da177e4SLinus Torvalds */ 35291da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 35301da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 35311da177e4SLinus Torvalds case SRB_STATUS_PENDING: 35321da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 35331da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 35341da177e4SLinus Torvalds break; 35351da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 35361da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 35371da177e4SLinus Torvalds case READ_6: 35381da177e4SLinus Torvalds case WRITE_6: 35391da177e4SLinus Torvalds case READ_10: 35401da177e4SLinus Torvalds case WRITE_10: 35411da177e4SLinus Torvalds case READ_12: 35421da177e4SLinus Torvalds case WRITE_12: 35437a8cf29dSMark Haverkamp case READ_16: 35447a8cf29dSMark Haverkamp case WRITE_16: 354555b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 354655b87608SMahesh Rajashekhara < scsicmd->underflow) 35474ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 354855b87608SMahesh Rajashekhara else 35494ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 355055b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 355155b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35521da177e4SLinus Torvalds break; 35534ec57fb4SRaghava Aditya Renukunta case INQUIRY: 355455b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 355555b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35561da177e4SLinus Torvalds break; 35571da177e4SLinus Torvalds default: 35581da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 35591da177e4SLinus Torvalds break; 35601da177e4SLinus Torvalds } 35611da177e4SLinus Torvalds break; 35621da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 35631da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 35641da177e4SLinus Torvalds break; 35651da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 356655b87608SMahesh Rajashekhara /* 356755b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 356855b87608SMahesh Rajashekhara * hba was trying to abort for some reason 356955b87608SMahesh Rajashekhara */ 35701da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 35711da177e4SLinus Torvalds break; 35721da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 357355b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 357455b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 35751da177e4SLinus Torvalds break; 35761da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 35771da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 35781da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 35791da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 35801da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 358155b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 358255b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35831da177e4SLinus Torvalds break; 35841da177e4SLinus Torvalds 35851da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 35861da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 358755b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 358855b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35891da177e4SLinus Torvalds break; 35901da177e4SLinus Torvalds 35911da177e4SLinus Torvalds case SRB_STATUS_BUSY: 359255b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 359355b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35941da177e4SLinus Torvalds break; 35951da177e4SLinus Torvalds 35961da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 359755b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 359855b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35991da177e4SLinus Torvalds break; 36001da177e4SLinus Torvalds 36011da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 360255b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 360355b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 36041da177e4SLinus Torvalds break; 36051da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 36061da177e4SLinus Torvalds case SRB_STATUS_ERROR: 36071da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 36081da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 36091da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 36101da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 36111da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 36121da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 36131da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 36141da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 36151da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 36161da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 36171da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 36181da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 36191da177e4SLinus Torvalds default: 36201da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 36214ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 36221da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 36231da177e4SLinus Torvalds aac_get_status_string( 36241da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 36251da177e4SLinus Torvalds scsicmd->cmnd[0], 36261da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 36271da177e4SLinus Torvalds #endif 36284ec57fb4SRaghava Aditya Renukunta /* 36294ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 36304ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 36314ec57fb4SRaghava Aditya Renukunta * 36324ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 36334ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 36344ec57fb4SRaghava Aditya Renukunta */ 36351fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 36361fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 36374ec57fb4SRaghava Aditya Renukunta 36381fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 36391fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 36401fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36411da177e4SLinus Torvalds break; 36421fc8010aSRajashekhara, Mahesh } else { 36431fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 36441fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36451fc8010aSRajashekhara, Mahesh break; 36461fc8010aSRajashekhara, Mahesh } 36471fc8010aSRajashekhara, Mahesh } else { 36481fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 36491fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36501fc8010aSRajashekhara, Mahesh break; 36511fc8010aSRajashekhara, Mahesh } 36521da177e4SLinus Torvalds } 365355b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 365455b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 36551da177e4SLinus Torvalds int len; 365655b87608SMahesh Rajashekhara 36571da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 36583ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 36593ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 36601da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 36614ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 36627a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 36631da177e4SLinus Torvalds #endif 366455b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 366555b87608SMahesh Rajashekhara srbreply->sense_data, len); 366655b87608SMahesh Rajashekhara } 36674ec57fb4SRaghava Aditya Renukunta 36681da177e4SLinus Torvalds /* 36691da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 36701da177e4SLinus Torvalds */ 36711da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 36721da177e4SLinus Torvalds 3673bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 36748e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 36751da177e4SLinus Torvalds } 36761da177e4SLinus Torvalds 3677ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3678ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3679ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3680ab5d129fSRaghava Aditya Renukunta 3681ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3682ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3683ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3684ab5d129fSRaghava Aditya Renukunta 3685ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3686ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3687ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3688ab5d129fSRaghava Aditya Renukunta break; 3689ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3690ab5d129fSRaghava Aditya Renukunta { 3691ab5d129fSRaghava Aditya Renukunta int len; 3692ab5d129fSRaghava Aditya Renukunta 3693ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3694ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3695ab5d129fSRaghava Aditya Renukunta if (len) 3696ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3697ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3698ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3699ab5d129fSRaghava Aditya Renukunta break; 3700ab5d129fSRaghava Aditya Renukunta } 3701ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3702ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 3703ab5d129fSRaghava Aditya Renukunta break; 3704ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3705ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ABORT << 16 | ABORT << 8; 3706ab5d129fSRaghava Aditya Renukunta break; 3707ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3708ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3709ab5d129fSRaghava Aditya Renukunta default: 3710ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3711ab5d129fSRaghava Aditya Renukunta break; 3712ab5d129fSRaghava Aditya Renukunta } 3713ab5d129fSRaghava Aditya Renukunta } 3714ab5d129fSRaghava Aditya Renukunta 3715ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3716ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3717ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3718ab5d129fSRaghava Aditya Renukunta { 3719ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3720ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3721ab5d129fSRaghava Aditya Renukunta { 3722ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3723ab5d129fSRaghava Aditya Renukunta 3724ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3725ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3726ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3727ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3728ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3729ab5d129fSRaghava Aditya Renukunta } 3730ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3731ab5d129fSRaghava Aditya Renukunta break; 3732ab5d129fSRaghava Aditya Renukunta } 3733ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3734ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3735ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | 3736ab5d129fSRaghava Aditya Renukunta COMMAND_COMPLETE << 8 | SAM_STAT_BUSY; 3737ab5d129fSRaghava Aditya Renukunta break; 3738ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3739ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ABORT << 16 | ABORT << 8; 3740ab5d129fSRaghava Aditya Renukunta break; 3741ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3742ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3743ab5d129fSRaghava Aditya Renukunta break; 3744ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3745ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3746ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3747ab5d129fSRaghava Aditya Renukunta break; 3748ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3749ab5d129fSRaghava Aditya Renukunta default: 3750ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3751ab5d129fSRaghava Aditya Renukunta break; 3752ab5d129fSRaghava Aditya Renukunta } 3753ab5d129fSRaghava Aditya Renukunta } 3754ab5d129fSRaghava Aditya Renukunta 37551da177e4SLinus Torvalds /** 37561da177e4SLinus Torvalds * 3757ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3758ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3759ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3760ab5d129fSRaghava Aditya Renukunta * 3761ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3762ab5d129fSRaghava Aditya Renukunta * 3763ab5d129fSRaghava Aditya Renukunta */ 3764ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3765ab5d129fSRaghava Aditya Renukunta { 3766ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3767ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3768ab5d129fSRaghava Aditya Renukunta 3769ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3770ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3771ab5d129fSRaghava Aditya Renukunta 3772ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3773ab5d129fSRaghava Aditya Renukunta 3774ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3775ab5d129fSRaghava Aditya Renukunta return; 3776ab5d129fSRaghava Aditya Renukunta 3777ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3778ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3779ab5d129fSRaghava Aditya Renukunta 3780ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3781ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3782ab5d129fSRaghava Aditya Renukunta 3783ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3784ab5d129fSRaghava Aditya Renukunta /* fast response */ 3785ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3786ab5d129fSRaghava Aditya Renukunta goto out; 3787ab5d129fSRaghava Aditya Renukunta } 3788ab5d129fSRaghava Aditya Renukunta 3789ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3790ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3791ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3792ab5d129fSRaghava Aditya Renukunta break; 3793ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3794ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3795ab5d129fSRaghava Aditya Renukunta break; 3796ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3797ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 3798ab5d129fSRaghava Aditya Renukunta break; 3799ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3800ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3801ab5d129fSRaghava Aditya Renukunta break; 3802ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3803ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3804ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3805ab5d129fSRaghava Aditya Renukunta break; 3806ab5d129fSRaghava Aditya Renukunta default: 3807ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3808ab5d129fSRaghava Aditya Renukunta break; 3809ab5d129fSRaghava Aditya Renukunta } 3810ab5d129fSRaghava Aditya Renukunta 3811ab5d129fSRaghava Aditya Renukunta out: 3812ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3813ab5d129fSRaghava Aditya Renukunta 3814ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3815ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3816ab5d129fSRaghava Aditya Renukunta else 3817ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3818ab5d129fSRaghava Aditya Renukunta } 3819ab5d129fSRaghava Aditya Renukunta 3820ab5d129fSRaghava Aditya Renukunta /** 3821ab5d129fSRaghava Aditya Renukunta * 3822ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 38231da177e4SLinus Torvalds * @scsicmd: the scsi command block 38241da177e4SLinus Torvalds * 38251da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 38261da177e4SLinus Torvalds * scsicmd passed in. 38271da177e4SLinus Torvalds */ 38281da177e4SLinus Torvalds 38291da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 38301da177e4SLinus Torvalds { 38311da177e4SLinus Torvalds struct fib* cmd_fibcontext; 38321da177e4SLinus Torvalds struct aac_dev* dev; 38331da177e4SLinus Torvalds int status; 38341da177e4SLinus Torvalds 383584971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3836e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 383784971738SMark Haverkamp scsicmd->device->lun > 7) { 38381da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 38391da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 38401da177e4SLinus Torvalds return 0; 38411da177e4SLinus Torvalds } 38421da177e4SLinus Torvalds 38431da177e4SLinus Torvalds /* 38441da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 38451da177e4SLinus Torvalds */ 38466bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 38471ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3848e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 38491da177e4SLinus Torvalds 38501da177e4SLinus Torvalds /* 38511da177e4SLinus Torvalds * Check that the command queued to the controller 38521da177e4SLinus Torvalds */ 38531ae948faSBrian King if (status == -EINPROGRESS) 38541da177e4SLinus Torvalds return 0; 38551da177e4SLinus Torvalds 3856bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3857bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3858bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 38591da177e4SLinus Torvalds 38601da177e4SLinus Torvalds return -1; 38611da177e4SLinus Torvalds } 38621da177e4SLinus Torvalds 3863ab5d129fSRaghava Aditya Renukunta /** 3864ab5d129fSRaghava Aditya Renukunta * 3865ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3866ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3867ab5d129fSRaghava Aditya Renukunta * 3868ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3869ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3870ab5d129fSRaghava Aditya Renukunta */ 3871ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3872ab5d129fSRaghava Aditya Renukunta { 3873ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3874ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3875ab5d129fSRaghava Aditya Renukunta int status; 3876ab5d129fSRaghava Aditya Renukunta 3877ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3878ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3879ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3880ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3881ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3882ab5d129fSRaghava Aditya Renukunta return 0; 3883ab5d129fSRaghava Aditya Renukunta } 3884ab5d129fSRaghava Aditya Renukunta 3885ab5d129fSRaghava Aditya Renukunta /* 3886ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3887ab5d129fSRaghava Aditya Renukunta */ 3888ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3889ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3890ab5d129fSRaghava Aditya Renukunta return -1; 3891ab5d129fSRaghava Aditya Renukunta 38921ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3893ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3894ab5d129fSRaghava Aditya Renukunta 3895ab5d129fSRaghava Aditya Renukunta /* 3896ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3897ab5d129fSRaghava Aditya Renukunta */ 38981ae948faSBrian King if (status == -EINPROGRESS) 3899ab5d129fSRaghava Aditya Renukunta return 0; 3900ab5d129fSRaghava Aditya Renukunta 3901ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3902ab5d129fSRaghava Aditya Renukunta status); 3903ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3904ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3905ab5d129fSRaghava Aditya Renukunta 3906ab5d129fSRaghava Aditya Renukunta return -1; 3907ab5d129fSRaghava Aditya Renukunta } 3908ab5d129fSRaghava Aditya Renukunta 3909ab5d129fSRaghava Aditya Renukunta 39100b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 39111da177e4SLinus Torvalds { 39121da177e4SLinus Torvalds struct aac_dev *dev; 39131da177e4SLinus Torvalds unsigned long byte_count = 0; 3914727eead6SFUJITA Tomonori int nseg; 3915a2260323SNikola Pajkovsky struct scatterlist *sg; 3916a2260323SNikola Pajkovsky int i; 39171da177e4SLinus Torvalds 39181da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 39191da177e4SLinus Torvalds // Get rid of old data 39201da177e4SLinus Torvalds psg->count = 0; 39211da177e4SLinus Torvalds psg->sg[0].addr = 0; 39221da177e4SLinus Torvalds psg->sg[0].count = 0; 3923727eead6SFUJITA Tomonori 3924727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3925a2260323SNikola Pajkovsky if (nseg <= 0) 39260b433447SMahesh Rajashekhara return nseg; 39271da177e4SLinus Torvalds 3928727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39291da177e4SLinus Torvalds 3930727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 39311da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 39321da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 39331da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 39341da177e4SLinus Torvalds } 39351da177e4SLinus Torvalds /* hba wants the size to be exact */ 3936727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 393756b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3938727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 393956b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3940727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39411da177e4SLinus Torvalds } 39421da177e4SLinus Torvalds /* Check for command underflow */ 39431da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39441da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39451da177e4SLinus Torvalds byte_count, scsicmd->underflow); 39461da177e4SLinus Torvalds } 3947a2260323SNikola Pajkovsky 39481da177e4SLinus Torvalds return byte_count; 39491da177e4SLinus Torvalds } 39501da177e4SLinus Torvalds 39511da177e4SLinus Torvalds 39520b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 39531da177e4SLinus Torvalds { 39541da177e4SLinus Torvalds struct aac_dev *dev; 39551da177e4SLinus Torvalds unsigned long byte_count = 0; 395656b58712SMark Haverkamp u64 addr; 3957727eead6SFUJITA Tomonori int nseg; 3958a2260323SNikola Pajkovsky struct scatterlist *sg; 3959a2260323SNikola Pajkovsky int i; 39601da177e4SLinus Torvalds 39611da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 39621da177e4SLinus Torvalds // Get rid of old data 39631da177e4SLinus Torvalds psg->count = 0; 39641da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 39651da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 39661da177e4SLinus Torvalds psg->sg[0].count = 0; 3967727eead6SFUJITA Tomonori 3968727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3969a2260323SNikola Pajkovsky if (nseg <= 0) 39700b433447SMahesh Rajashekhara return nseg; 39711da177e4SLinus Torvalds 3972727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 39731241f359SMark Haverkamp int count = sg_dma_len(sg); 397456b58712SMark Haverkamp addr = sg_dma_address(sg); 397556b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 397656b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 39771241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 39781241f359SMark Haverkamp byte_count += count; 39791da177e4SLinus Torvalds } 3980727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39811da177e4SLinus Torvalds /* hba wants the size to be exact */ 3982727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 398356b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3984727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 398556b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3986727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39871da177e4SLinus Torvalds } 39881da177e4SLinus Torvalds /* Check for command underflow */ 39891da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39901da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39911da177e4SLinus Torvalds byte_count, scsicmd->underflow); 39921da177e4SLinus Torvalds } 3993a2260323SNikola Pajkovsky 39941da177e4SLinus Torvalds return byte_count; 39951da177e4SLinus Torvalds } 39961da177e4SLinus Torvalds 39970b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 39980e68c003SMark Haverkamp { 39990e68c003SMark Haverkamp unsigned long byte_count = 0; 4000727eead6SFUJITA Tomonori int nseg; 4001a2260323SNikola Pajkovsky struct scatterlist *sg; 4002a2260323SNikola Pajkovsky int i; 40030e68c003SMark Haverkamp 40040e68c003SMark Haverkamp // Get rid of old data 40050e68c003SMark Haverkamp psg->count = 0; 40060e68c003SMark Haverkamp psg->sg[0].next = 0; 40070e68c003SMark Haverkamp psg->sg[0].prev = 0; 40080e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 40090e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 40100e68c003SMark Haverkamp psg->sg[0].count = 0; 40110e68c003SMark Haverkamp psg->sg[0].flags = 0; 4012727eead6SFUJITA Tomonori 4013727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 4014a2260323SNikola Pajkovsky if (nseg <= 0) 40150b433447SMahesh Rajashekhara return nseg; 40160e68c003SMark Haverkamp 4017727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 40180e68c003SMark Haverkamp int count = sg_dma_len(sg); 40190e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 40200e68c003SMark Haverkamp psg->sg[i].next = 0; 40210e68c003SMark Haverkamp psg->sg[i].prev = 0; 40220e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 40230e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 40240e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 40250e68c003SMark Haverkamp psg->sg[i].flags = 0; 40260e68c003SMark Haverkamp byte_count += count; 40270e68c003SMark Haverkamp } 4028727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 40290e68c003SMark Haverkamp /* hba wants the size to be exact */ 4030727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 40310e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 4032727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 40330e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 4034727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 40350e68c003SMark Haverkamp } 40360e68c003SMark Haverkamp /* Check for command underflow */ 40370e68c003SMark Haverkamp if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 40380e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 40390e68c003SMark Haverkamp byte_count, scsicmd->underflow); 40400e68c003SMark Haverkamp } 4041a2260323SNikola Pajkovsky 40420e68c003SMark Haverkamp return byte_count; 40430e68c003SMark Haverkamp } 40440e68c003SMark Haverkamp 40450b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 40460b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 404785d22bbfSMahesh Rajashekhara { 404885d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 404985d22bbfSMahesh Rajashekhara int nseg; 405085d22bbfSMahesh Rajashekhara struct scatterlist *sg; 405185d22bbfSMahesh Rajashekhara int i, conformable = 0; 405285d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 405385d22bbfSMahesh Rajashekhara 4054a2260323SNikola Pajkovsky nseg = scsi_dma_map(scsicmd); 4055a2260323SNikola Pajkovsky if (nseg <= 0) 4056a2260323SNikola Pajkovsky return nseg; 4057a2260323SNikola Pajkovsky 405885d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 405985d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 406085d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 406185d22bbfSMahesh Rajashekhara 406285d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 406385d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 406485d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 406585d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 406685d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 406785d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 406885d22bbfSMahesh Rajashekhara if (i == 0) { 406985d22bbfSMahesh Rajashekhara conformable = 1; 407085d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 407185d22bbfSMahesh Rajashekhara } else if (i == 1) { 407285d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 407385d22bbfSMahesh Rajashekhara min_size = cur_size; 407485d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 407585d22bbfSMahesh Rajashekhara conformable = 0; 407685d22bbfSMahesh Rajashekhara if (cur_size < min_size) 407785d22bbfSMahesh Rajashekhara min_size = cur_size; 407885d22bbfSMahesh Rajashekhara } 407985d22bbfSMahesh Rajashekhara byte_count += count; 408085d22bbfSMahesh Rajashekhara } 408185d22bbfSMahesh Rajashekhara 408285d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 408385d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 408485d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 408585d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 408685d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 408785d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 408885d22bbfSMahesh Rajashekhara } 408985d22bbfSMahesh Rajashekhara 409085d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 409185d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 409285d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 409385d22bbfSMahesh Rajashekhara if (!conformable) { 409485d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 409585d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 409685d22bbfSMahesh Rajashekhara err_found = 0; 409785d22bbfSMahesh Rajashekhara nseg_new = 2; 409885d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 409985d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 410085d22bbfSMahesh Rajashekhara err_found = 1; 410185d22bbfSMahesh Rajashekhara break; 410285d22bbfSMahesh Rajashekhara } 410385d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 410485d22bbfSMahesh Rajashekhara } 410585d22bbfSMahesh Rajashekhara if (!err_found) 410685d22bbfSMahesh Rajashekhara break; 410785d22bbfSMahesh Rajashekhara } 410896676246SNikola Pajkovsky if (i > 0 && nseg_new <= sg_max) { 410996676246SNikola Pajkovsky int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); 411096676246SNikola Pajkovsky 411196676246SNikola Pajkovsky if (ret < 0) 411296676246SNikola Pajkovsky return ret; 411396676246SNikola Pajkovsky } 411485d22bbfSMahesh Rajashekhara } else 411585d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 411685d22bbfSMahesh Rajashekhara 411785d22bbfSMahesh Rajashekhara /* Check for command underflow */ 411885d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 411985d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 412085d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 412185d22bbfSMahesh Rajashekhara } 412285d22bbfSMahesh Rajashekhara 412385d22bbfSMahesh Rajashekhara return byte_count; 412485d22bbfSMahesh Rajashekhara } 412585d22bbfSMahesh Rajashekhara 412685d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 412785d22bbfSMahesh Rajashekhara { 412885d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 412985d22bbfSMahesh Rajashekhara int i, j, pos; 413085d22bbfSMahesh Rajashekhara u32 addr_low; 413185d22bbfSMahesh Rajashekhara 413285d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 413385d22bbfSMahesh Rajashekhara return 0; 413485d22bbfSMahesh Rajashekhara 413585d22bbfSMahesh Rajashekhara sge = kmalloc(nseg_new * sizeof(struct sge_ieee1212), GFP_ATOMIC); 413685d22bbfSMahesh Rajashekhara if (sge == NULL) 413796676246SNikola Pajkovsky return -ENOMEM; 413885d22bbfSMahesh Rajashekhara 413985d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 414085d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 414185d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 414285d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 414385d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 414485d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 414585d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 414685d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 414785d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 414885d22bbfSMahesh Rajashekhara pos++; 414985d22bbfSMahesh Rajashekhara } 415085d22bbfSMahesh Rajashekhara } 415185d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 415285d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 415385d22bbfSMahesh Rajashekhara 415485d22bbfSMahesh Rajashekhara kfree(sge); 415585d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 415685d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 415785d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 415885d22bbfSMahesh Rajashekhara return 0; 415985d22bbfSMahesh Rajashekhara } 416085d22bbfSMahesh Rajashekhara 4161ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4162ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4163ab5d129fSRaghava Aditya Renukunta int sg_max, 4164ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4165ab5d129fSRaghava Aditya Renukunta { 4166ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4167ab5d129fSRaghava Aditya Renukunta int nseg; 4168ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4169ab5d129fSRaghava Aditya Renukunta int i; 4170ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4171ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4172ab5d129fSRaghava Aditya Renukunta 4173ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4174ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4175ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4176ab5d129fSRaghava Aditya Renukunta goto out; 4177ab5d129fSRaghava Aditya Renukunta } 4178ab5d129fSRaghava Aditya Renukunta 4179ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4180ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4181ab5d129fSRaghava Aditya Renukunta else 4182ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4183ab5d129fSRaghava Aditya Renukunta 4184ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4185ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4186ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4187ab5d129fSRaghava Aditya Renukunta 4188ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4189ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4190ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4191ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4192ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4193ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4194ab5d129fSRaghava Aditya Renukunta byte_count += count; 4195ab5d129fSRaghava Aditya Renukunta sge++; 4196ab5d129fSRaghava Aditya Renukunta } 4197ab5d129fSRaghava Aditya Renukunta 4198ab5d129fSRaghava Aditya Renukunta sge--; 4199ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4200ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4201ab5d129fSRaghava Aditya Renukunta u32 temp; 4202ab5d129fSRaghava Aditya Renukunta 4203ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4204ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4205ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4206ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4207ab5d129fSRaghava Aditya Renukunta } 4208ab5d129fSRaghava Aditya Renukunta 4209ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4210ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4211ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4212ab5d129fSRaghava Aditya Renukunta } else { 4213ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4214ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4215ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4216ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4217ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4218ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4219ab5d129fSRaghava Aditya Renukunta } 4220ab5d129fSRaghava Aditya Renukunta 4221ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4222ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4223ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4224ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4225ab5d129fSRaghava Aditya Renukunta } 4226ab5d129fSRaghava Aditya Renukunta out: 4227ab5d129fSRaghava Aditya Renukunta return byte_count; 4228ab5d129fSRaghava Aditya Renukunta } 4229ab5d129fSRaghava Aditya Renukunta 42301da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 42311da177e4SLinus Torvalds 42321da177e4SLinus Torvalds struct aac_srb_status_info { 42331da177e4SLinus Torvalds u32 status; 42341da177e4SLinus Torvalds char *str; 42351da177e4SLinus Torvalds }; 42361da177e4SLinus Torvalds 42371da177e4SLinus Torvalds 42381da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 42391da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 42401da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 42411da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 42421da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 42431da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 42441da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 42451da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 42461da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 42471da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 42481da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 42491da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 42501da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 42511da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 42521da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 42531da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 42541da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 42551da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 42561da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 42571da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 42581da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 42591da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 42601da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 42611da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 42621da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 42631da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 42641da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 42651da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 42661da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 42671da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 42681da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 42691da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 42701da177e4SLinus Torvalds { 0xff, "Unknown Error"} 42711da177e4SLinus Torvalds }; 42721da177e4SLinus Torvalds 42731da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 42741da177e4SLinus Torvalds { 42751da177e4SLinus Torvalds int i; 42761da177e4SLinus Torvalds 42776391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 42786391a113STobias Klauser if (srb_status_info[i].status == status) 42791da177e4SLinus Torvalds return srb_status_info[i].str; 42801da177e4SLinus Torvalds 42811da177e4SLinus Torvalds return "Bad Status Code"; 42821da177e4SLinus Torvalds } 42831da177e4SLinus Torvalds 42841da177e4SLinus Torvalds #endif 4285