11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds * Adaptec AAC series RAID controller driver 3fa195afeSAlan Cox * (c) Copyright 2001 Red Hat Inc. 41da177e4SLinus Torvalds * 51da177e4SLinus Torvalds * based on the old aacraid driver that is.. 61da177e4SLinus Torvalds * Adaptec aacraid device driver for Linux. 71da177e4SLinus Torvalds * 8e8b12f0fSMahesh Rajashekhara * Copyright (c) 2000-2010 Adaptec, Inc. 9f4babba0SRaghava Aditya Renukunta * 2010-2015 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) 10f4babba0SRaghava Aditya Renukunta * 2016-2017 Microsemi Corp. (aacraid@microsemi.com) 111da177e4SLinus Torvalds * 121da177e4SLinus Torvalds * This program is free software; you can redistribute it and/or modify 131da177e4SLinus Torvalds * it under the terms of the GNU General Public License as published by 141da177e4SLinus Torvalds * the Free Software Foundation; either version 2, or (at your option) 151da177e4SLinus Torvalds * any later version. 161da177e4SLinus Torvalds * 171da177e4SLinus Torvalds * This program is distributed in the hope that it will be useful, 181da177e4SLinus Torvalds * but WITHOUT ANY WARRANTY; without even the implied warranty of 191da177e4SLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 201da177e4SLinus Torvalds * GNU General Public License for more details. 211da177e4SLinus Torvalds * 221da177e4SLinus Torvalds * You should have received a copy of the GNU General Public License 231da177e4SLinus Torvalds * along with this program; see the file COPYING. If not, write to 241da177e4SLinus Torvalds * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 251da177e4SLinus Torvalds * 26f4babba0SRaghava Aditya Renukunta * Module Name: 27f4babba0SRaghava Aditya Renukunta * aachba.c 28f4babba0SRaghava Aditya Renukunta * 29f4babba0SRaghava Aditya Renukunta * Abstract: Contains Interfaces to manage IOs. 30f4babba0SRaghava Aditya Renukunta * 311da177e4SLinus Torvalds */ 321da177e4SLinus Torvalds 331da177e4SLinus Torvalds #include <linux/kernel.h> 341da177e4SLinus Torvalds #include <linux/init.h> 351da177e4SLinus Torvalds #include <linux/types.h> 361da177e4SLinus Torvalds #include <linux/pci.h> 371da177e4SLinus Torvalds #include <linux/spinlock.h> 381da177e4SLinus Torvalds #include <linux/slab.h> 391da177e4SLinus Torvalds #include <linux/completion.h> 401da177e4SLinus Torvalds #include <linux/blkdev.h> 417c0f6ba6SLinus Torvalds #include <linux/uaccess.h> 423a0086a8SSalyzyn, Mark #include <linux/highmem.h> /* For flush_kernel_dcache_page */ 43acf3368fSPaul Gortmaker #include <linux/module.h> 441da177e4SLinus Torvalds 454b000227SRaghava Aditya Renukunta #include <asm/unaligned.h> 464b000227SRaghava Aditya Renukunta 471da177e4SLinus Torvalds #include <scsi/scsi.h> 481da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 491da177e4SLinus Torvalds #include <scsi/scsi_device.h> 501da177e4SLinus Torvalds #include <scsi/scsi_host.h> 511da177e4SLinus Torvalds 521da177e4SLinus Torvalds #include "aacraid.h" 531da177e4SLinus Torvalds 541da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 551da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 561da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 571da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 581da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 591da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 601da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 611da177e4SLinus Torvalds 621da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 631da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 641da177e4SLinus Torvalds 651da177e4SLinus Torvalds /* 661da177e4SLinus Torvalds * Sense codes 671da177e4SLinus Torvalds */ 681da177e4SLinus Torvalds 691da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 701da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 711da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 721da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 73f956a669SRaghava Aditya Renukunta #define SENCODE_UNRECOVERED_READ_ERROR 0x11 741da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 751da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 761da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 771da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 781da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 791da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 801da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 811da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 821da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 831da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 841da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 851da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 861da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 871da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 881da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 891da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 901da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 911da177e4SLinus Torvalds 921da177e4SLinus Torvalds /* 931da177e4SLinus Torvalds * Additional sense codes 941da177e4SLinus Torvalds */ 951da177e4SLinus Torvalds 961da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 971da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 981da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 991da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 1001da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 1011da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 1021da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 1031da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 1041da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 1051da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 1061da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 1071da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 1081da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 1091da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 1101da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 1111da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 1121da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 1131da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1141da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1151da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1161da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1171da177e4SLinus Torvalds 118c4e2fbcaSRaghava Aditya Renukunta #define AAC_STAT_GOOD (DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD) 119c4e2fbcaSRaghava Aditya Renukunta 1201da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1211da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1221da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1231da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1241da177e4SLinus Torvalds 125b836439fSMahesh Rajashekhara /* MODE_SENSE data format */ 126b836439fSMahesh Rajashekhara typedef struct { 127b836439fSMahesh Rajashekhara struct { 128b836439fSMahesh Rajashekhara u8 data_length; 129b836439fSMahesh Rajashekhara u8 med_type; 130b836439fSMahesh Rajashekhara u8 dev_par; 131b836439fSMahesh Rajashekhara u8 bd_length; 132b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 133b836439fSMahesh Rajashekhara struct { 134b836439fSMahesh Rajashekhara u8 dens_code; 135b836439fSMahesh Rajashekhara u8 block_count[3]; 136b836439fSMahesh Rajashekhara u8 reserved; 137b836439fSMahesh Rajashekhara u8 block_length[3]; 138b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 139b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 140b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep_data; 141b836439fSMahesh Rajashekhara 142b836439fSMahesh Rajashekhara /* MODE_SENSE_10 data format */ 143b836439fSMahesh Rajashekhara typedef struct { 144b836439fSMahesh Rajashekhara struct { 145b836439fSMahesh Rajashekhara u8 data_length[2]; 146b836439fSMahesh Rajashekhara u8 med_type; 147b836439fSMahesh Rajashekhara u8 dev_par; 148b836439fSMahesh Rajashekhara u8 rsrvd[2]; 149b836439fSMahesh Rajashekhara u8 bd_length[2]; 150b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 151b836439fSMahesh Rajashekhara struct { 152b836439fSMahesh Rajashekhara u8 dens_code; 153b836439fSMahesh Rajashekhara u8 block_count[3]; 154b836439fSMahesh Rajashekhara u8 reserved; 155b836439fSMahesh Rajashekhara u8 block_length[3]; 156b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 157b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 158b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep10_data; 159b836439fSMahesh Rajashekhara 1601da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1611da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1621da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1631da177e4SLinus Torvalds /* SCSI inquiry data */ 1641da177e4SLinus Torvalds struct inquiry_data { 1651da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1661da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1671da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1681da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1691da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1701da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1711da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1721da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1731da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1741da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1751da177e4SLinus Torvalds }; 1761da177e4SLinus Torvalds 1775d910649SMahesh Rajashekhara /* Added for VPD 0x83 */ 178999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 { 179999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 180999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 181999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 182999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 183999b3ffcSRaghava Aditya Renukunta u8 reserved3; 184999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 185999b3ffcSRaghava Aditya Renukunta u8 venid[8]; 186999b3ffcSRaghava Aditya Renukunta u8 productid[16]; 187999b3ffcSRaghava Aditya Renukunta u8 serialnumber[8]; /* SN in ASCII */ 1885d910649SMahesh Rajashekhara 189999b3ffcSRaghava Aditya Renukunta }; 1905d910649SMahesh Rajashekhara 191999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 { 192999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 193999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 194999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 195999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 196999b3ffcSRaghava Aditya Renukunta u8 reserved3; 197999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 198999b3ffcSRaghava Aditya Renukunta struct teu64id { 1995d910649SMahesh Rajashekhara u32 Serial; 2005d910649SMahesh Rajashekhara /* The serial number supposed to be 40 bits, 2015d910649SMahesh Rajashekhara * bit we only support 32, so make the last byte zero. */ 202999b3ffcSRaghava Aditya Renukunta u8 reserved; 203999b3ffcSRaghava Aditya Renukunta u8 venid[3]; 204999b3ffcSRaghava Aditya Renukunta } eu64id; 2055d910649SMahesh Rajashekhara 206999b3ffcSRaghava Aditya Renukunta }; 2075d910649SMahesh Rajashekhara 208999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 { 209999b3ffcSRaghava Aditya Renukunta u8 codeset : 4; /* VPD_CODE_SET */ 210999b3ffcSRaghava Aditya Renukunta u8 reserved : 4; 211999b3ffcSRaghava Aditya Renukunta u8 identifiertype : 4; /* VPD_IDENTIFIER_TYPE */ 212999b3ffcSRaghava Aditya Renukunta u8 reserved2 : 4; 213999b3ffcSRaghava Aditya Renukunta u8 reserved3; 214999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 215999b3ffcSRaghava Aditya Renukunta u8 Identifier[16]; 216999b3ffcSRaghava Aditya Renukunta }; 217999b3ffcSRaghava Aditya Renukunta 218999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 { 2195d910649SMahesh Rajashekhara u8 DeviceType:5; 2205d910649SMahesh Rajashekhara u8 DeviceTypeQualifier:3; 2215d910649SMahesh Rajashekhara u8 PageCode; 222999b3ffcSRaghava Aditya Renukunta u8 reserved; 2235d910649SMahesh Rajashekhara u8 PageLength; 224999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 type1; 225999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 type2; 226999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 type3; 227999b3ffcSRaghava Aditya Renukunta }; 2285d910649SMahesh Rajashekhara 2291da177e4SLinus Torvalds /* 2301da177e4SLinus Torvalds * M O D U L E G L O B A L S 2311da177e4SLinus Torvalds */ 2321da177e4SLinus Torvalds 2330b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *sgmap); 2340b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg); 2350b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg); 2360b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 2370b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max); 238ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 239ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 240ab5d129fSRaghava Aditya Renukunta int sg_max, u64 sg_address); 2410b433447SMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, 2420b433447SMahesh Rajashekhara int pages, int nseg, int nseg_new); 2431da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 244ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd); 2451da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 2461da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 2471da177e4SLinus Torvalds #endif 2481da177e4SLinus Torvalds 2491da177e4SLinus Torvalds /* 2501da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 2511da177e4SLinus Torvalds */ 2521da177e4SLinus Torvalds 2531da177e4SLinus Torvalds static int nondasd = -1; 254d8e96507SLeubner, Achim static int aac_cache = 2; /* WCE=0 to avoid performance problems */ 2551da177e4SLinus Torvalds static int dacmode = -1; 2568ef22247SSalyzyn, Mark int aac_msi; 2571208bab5SSalyzyn, Mark int aac_commit = -1; 258404d9a90SMark Haverkamp int startup_timeout = 180; 259404d9a90SMark Haverkamp int aif_timeout = 120; 26011604612SMahesh Rajashekhara int aac_sync_mode; /* Only Sync. transfer - disabled */ 26185d22bbfSMahesh Rajashekhara int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ 2621da177e4SLinus Torvalds 26311604612SMahesh Rajashekhara module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); 26411604612SMahesh Rajashekhara MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" 26511604612SMahesh Rajashekhara " 0=off, 1=on"); 26685d22bbfSMahesh Rajashekhara module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); 26785d22bbfSMahesh Rajashekhara MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" 26885d22bbfSMahesh Rajashekhara " 0=off, 1=on"); 2699a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 2708ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 2718ef22247SSalyzyn, Mark " 0=off, 1=on"); 27295e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 2738ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 2748ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 2758ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 276d8e96507SLeubner, Achim "\tbit 2 - Disable only if Battery is protecting Cache"); 2779a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 2788ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 2798ef22247SSalyzyn, Mark " 0=off, 1=on"); 2801208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 2818ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 2828ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 2838ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 2848ef22247SSalyzyn, Mark " 0=off, 1=on"); 2858ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 2868ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 2879022d375SMahesh Rajashekhara " 0=PIC(default), 1=MSI, 2=MSI-X)"); 288404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 2898ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 2908ef22247SSalyzyn, Mark " adapter to have it's kernel up and\n" 2918ef22247SSalyzyn, Mark "running. This is typically adjusted for large systems that do not" 2928ef22247SSalyzyn, Mark " have a BIOS."); 293404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 2948ef22247SSalyzyn, Mark MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 2958ef22247SSalyzyn, Mark " applications to pick up AIFs before\n" 2968ef22247SSalyzyn, Mark "deregistering them. This is typically adjusted for heavily burdened" 2978ef22247SSalyzyn, Mark " systems."); 2981da177e4SLinus Torvalds 29909624645SRaghava Aditya Renukunta int aac_fib_dump; 30009624645SRaghava Aditya Renukunta module_param(aac_fib_dump, int, 0644); 30109624645SRaghava Aditya Renukunta MODULE_PARM_DESC(aac_fib_dump, "Dump controller fibs prior to IOP_RESET 0=off, 1=on"); 30209624645SRaghava Aditya Renukunta 3037c00ffa3SMark Haverkamp int numacb = -1; 3047c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 3058ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 3068ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 3078ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 3087c00ffa3SMark Haverkamp 3097c00ffa3SMark Haverkamp int acbsize = -1; 3107c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 3118ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 3128ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 3138ef22247SSalyzyn, Mark " suggestion from Firmware."); 314653ba58dSMark Haverkamp 31529c97684SSalyzyn, Mark int update_interval = 30 * 60; 31629c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 3178ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 3188ef22247SSalyzyn, Mark " updates issued to adapter."); 31929c97684SSalyzyn, Mark 32011da1b7cSRaghava Aditya Renukunta int check_interval = 60; 32129c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 3228ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 3238ef22247SSalyzyn, Mark " checks."); 32429c97684SSalyzyn, Mark 32587f3bda3SAndrew Morton int aac_check_reset = 1; 32687f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 32795e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 3288ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 3298ef22247SSalyzyn, Mark " ignore it."); 33029c97684SSalyzyn, Mark 331e37ee4beSMark Haverkamp int expose_physicals = -1; 332653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 3338ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 3348ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 33503d44337SMark Haverkamp 3368ef22247SSalyzyn, Mark int aac_reset_devices; 3371208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 3381208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 33903d44337SMark Haverkamp 340d8e96507SLeubner, Achim int aac_wwn = 1; 341d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 342d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 343d8e96507SLeubner, Achim "\t0 - Disable\n" 344d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 345d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 346d8e96507SLeubner, Achim 347d8e96507SLeubner, Achim 34803d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 34903d44337SMark Haverkamp struct fib *fibptr) { 35003d44337SMark Haverkamp struct scsi_device *device; 35103d44337SMark Haverkamp 35203d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 353c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 35403d44337SMark Haverkamp aac_fib_complete(fibptr); 35503d44337SMark Haverkamp return 0; 35603d44337SMark Haverkamp } 35703d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 35803d44337SMark Haverkamp device = scsicmd->device; 3593ffd6c5aSRaghava Aditya Renukunta if (unlikely(!device)) { 36003d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 36103d44337SMark Haverkamp aac_fib_complete(fibptr); 36203d44337SMark Haverkamp return 0; 36303d44337SMark Haverkamp } 36403d44337SMark Haverkamp return 1; 36503d44337SMark Haverkamp } 36603d44337SMark Haverkamp 3671da177e4SLinus Torvalds /** 3681da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 3691da177e4SLinus Torvalds * @common: adapter to query 3701da177e4SLinus Torvalds * 3711da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 3721da177e4SLinus Torvalds */ 3738c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 3741da177e4SLinus Torvalds { 3751da177e4SLinus Torvalds int status = 0; 3761da177e4SLinus Torvalds struct fib * fibptr; 3771da177e4SLinus Torvalds 378bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3791da177e4SLinus Torvalds return -ENOMEM; 3801da177e4SLinus Torvalds 381bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3821da177e4SLinus Torvalds { 3831da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 3841da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 3851da177e4SLinus Torvalds 3861da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3871da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 3881da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 3891da177e4SLinus Torvalds } 3901da177e4SLinus Torvalds 391bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3921da177e4SLinus Torvalds fibptr, 3931da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 3941da177e4SLinus Torvalds FsaNormal, 3951da177e4SLinus Torvalds 1, 1, 3961da177e4SLinus Torvalds NULL, NULL); 3971da177e4SLinus Torvalds if (status < 0) { 3981da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 3991da177e4SLinus Torvalds } else { 4001da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 4011da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 4021da177e4SLinus Torvalds dprintk((KERN_WARNING 4031da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 4041da177e4SLinus Torvalds le32_to_cpu(reply->response), 4051da177e4SLinus Torvalds le32_to_cpu(reply->status), 4061da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 4071da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 4081da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 4091da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 4101da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 4111da177e4SLinus Torvalds status = -EINVAL; 4121da177e4SLinus Torvalds } 4131da177e4SLinus Torvalds } 414cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless receives a response from F/W */ 415cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 416bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 417cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 4181da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 4191da177e4SLinus Torvalds if (status >= 0) { 4201208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 4211da177e4SLinus Torvalds struct aac_commit_config * dinfo; 422bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4231da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 4241da177e4SLinus Torvalds 4251da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4261da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 4271da177e4SLinus Torvalds 428bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4291da177e4SLinus Torvalds fibptr, 4301da177e4SLinus Torvalds sizeof (struct aac_commit_config), 4311da177e4SLinus Torvalds FsaNormal, 4321da177e4SLinus Torvalds 1, 1, 4331da177e4SLinus Torvalds NULL, NULL); 434cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless 435cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * receives a response from F/W */ 436cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 437bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4381208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 4391da177e4SLinus Torvalds printk(KERN_WARNING 4401da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 4411da177e4SLinus Torvalds } 4421da177e4SLinus Torvalds } 443cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 444cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 445bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4461da177e4SLinus Torvalds return status; 4471da177e4SLinus Torvalds } 4481da177e4SLinus Torvalds 449e3cc268fSRajashekhara, Mahesh static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 450e3cc268fSRajashekhara, Mahesh { 451e3cc268fSRajashekhara, Mahesh char inq_data; 452e3cc268fSRajashekhara, Mahesh scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 453e3cc268fSRajashekhara, Mahesh if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 454e3cc268fSRajashekhara, Mahesh inq_data &= 0xdf; 455e3cc268fSRajashekhara, Mahesh scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 456e3cc268fSRajashekhara, Mahesh } 457e3cc268fSRajashekhara, Mahesh } 458e3cc268fSRajashekhara, Mahesh 4591da177e4SLinus Torvalds /** 4601da177e4SLinus Torvalds * aac_get_containers - list containers 4611da177e4SLinus Torvalds * @common: adapter to probe 4621da177e4SLinus Torvalds * 4631da177e4SLinus Torvalds * Make a list of all containers on this controller 4641da177e4SLinus Torvalds */ 4651da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 4661da177e4SLinus Torvalds { 4671da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4681da177e4SLinus Torvalds u32 index; 4691da177e4SLinus Torvalds int status = 0; 4701da177e4SLinus Torvalds struct fib * fibptr; 4711da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 4721da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 4731da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4741da177e4SLinus Torvalds 475bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4761da177e4SLinus Torvalds return -ENOMEM; 4771da177e4SLinus Torvalds 478bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4791da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 4801da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4811da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 4821da177e4SLinus Torvalds 483bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4841da177e4SLinus Torvalds fibptr, 4851da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 4861da177e4SLinus Torvalds FsaNormal, 4871da177e4SLinus Torvalds 1, 1, 4881da177e4SLinus Torvalds NULL, NULL); 4891da177e4SLinus Torvalds if (status >= 0) { 4901da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 4911da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 4921c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 493a7129a54SMahesh Rajashekhara AAC_OPTION_SUPPORTED_240_VOLUMES) { 494a7129a54SMahesh Rajashekhara maximum_num_containers = 495a7129a54SMahesh Rajashekhara le32_to_cpu(dresp->MaxSimpleVolumes); 496a7129a54SMahesh Rajashekhara } 497bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4981da177e4SLinus Torvalds } 499cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 500cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 501fe76df42SMark Haverkamp aac_fib_free(fibptr); 5021da177e4SLinus Torvalds 5031da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 5041da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 5053ffd6c5aSRaghava Aditya Renukunta if (dev->fsa_dev == NULL || 5063ffd6c5aSRaghava Aditya Renukunta dev->maximum_num_containers != maximum_num_containers) { 5073ffd6c5aSRaghava Aditya Renukunta 5083ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = dev->fsa_dev; 5093ffd6c5aSRaghava Aditya Renukunta 5103ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev = kcalloc(maximum_num_containers, 5113ffd6c5aSRaghava Aditya Renukunta sizeof(*fsa_dev_ptr), GFP_KERNEL); 5123ffd6c5aSRaghava Aditya Renukunta 5133ffd6c5aSRaghava Aditya Renukunta kfree(fsa_dev_ptr); 5143ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = NULL; 5153ffd6c5aSRaghava Aditya Renukunta 5163ffd6c5aSRaghava Aditya Renukunta 5173ffd6c5aSRaghava Aditya Renukunta if (!dev->fsa_dev) 5181da177e4SLinus Torvalds return -ENOMEM; 5191da177e4SLinus Torvalds 5201da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 5213ffd6c5aSRaghava Aditya Renukunta } 5223ffd6c5aSRaghava Aditya Renukunta for (index = 0; index < dev->maximum_num_containers; index++) { 5233ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].devname[0] = '\0'; 5243ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].valid = 0; 5251da177e4SLinus Torvalds 526fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 5271da177e4SLinus Torvalds 5281da177e4SLinus Torvalds if (status < 0) { 5291da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 5301da177e4SLinus Torvalds break; 5311da177e4SLinus Torvalds } 5321da177e4SLinus Torvalds } 5331da177e4SLinus Torvalds return status; 5341da177e4SLinus Torvalds } 5351da177e4SLinus Torvalds 5361da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 5371da177e4SLinus Torvalds { 5381da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 5391da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 5401da177e4SLinus Torvalds 5411da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 5421da177e4SLinus Torvalds 54303d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 54403d44337SMark Haverkamp return; 54503d44337SMark Haverkamp 5461da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 547125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 5481da177e4SLinus Torvalds 5491da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 5501da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 5511da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 5521da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 5531da177e4SLinus Torvalds char *sp = get_name_reply->data; 554c8026732SRaghava Aditya Renukunta int data_size = FIELD_SIZEOF(struct aac_get_name_resp, data); 555c8026732SRaghava Aditya Renukunta 556c8026732SRaghava Aditya Renukunta sp[data_size - 1] = '\0'; 5571da177e4SLinus Torvalds while (*sp == ' ') 5581da177e4SLinus Torvalds ++sp; 5593b2946ccSMark Haverkamp if (*sp) { 560d4345028SFUJITA Tomonori struct inquiry_data inq; 5613b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 5623b2946ccSMark Haverkamp int count = sizeof(d); 5633b2946ccSMark Haverkamp char *dp = d; 5643b2946ccSMark Haverkamp do { 5651da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 5661da177e4SLinus Torvalds } while (--count > 0); 567d4345028SFUJITA Tomonori 568d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 569d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 570d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 5711da177e4SLinus Torvalds } 5723b2946ccSMark Haverkamp } 5733b2946ccSMark Haverkamp 5741da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 5751da177e4SLinus Torvalds 576bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 5778e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 5781da177e4SLinus Torvalds } 5791da177e4SLinus Torvalds 5801da177e4SLinus Torvalds /** 5811da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 5821da177e4SLinus Torvalds */ 5839e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 5841da177e4SLinus Torvalds { 5851da177e4SLinus Torvalds int status; 586c8026732SRaghava Aditya Renukunta int data_size; 5871da177e4SLinus Torvalds struct aac_get_name *dinfo; 5881da177e4SLinus Torvalds struct fib * cmd_fibcontext; 5891da177e4SLinus Torvalds struct aac_dev * dev; 5901da177e4SLinus Torvalds 5911da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 5921da177e4SLinus Torvalds 593c8026732SRaghava Aditya Renukunta data_size = FIELD_SIZEOF(struct aac_get_name_resp, data); 594c8026732SRaghava Aditya Renukunta 5956bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 5961da177e4SLinus Torvalds 597bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 5981da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 5991ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 6001da177e4SLinus Torvalds 6011da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 6021da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 6039e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 604c8026732SRaghava Aditya Renukunta dinfo->count = cpu_to_le32(data_size - 1); 6051da177e4SLinus Torvalds 606bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 6071da177e4SLinus Torvalds cmd_fibcontext, 608fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_name_resp), 6091da177e4SLinus Torvalds FsaNormal, 6101da177e4SLinus Torvalds 0, 1, 6111da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 6121da177e4SLinus Torvalds (void *) scsicmd); 6131da177e4SLinus Torvalds 6141da177e4SLinus Torvalds /* 6151da177e4SLinus Torvalds * Check that the command queued to the controller 6161da177e4SLinus Torvalds */ 6171ae948faSBrian King if (status == -EINPROGRESS) 6181da177e4SLinus Torvalds return 0; 6191da177e4SLinus Torvalds 620bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 621bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 6221da177e4SLinus Torvalds return -1; 6231da177e4SLinus Torvalds } 6241da177e4SLinus Torvalds 625fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 626fe76df42SMark Haverkamp { 627fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 628fe76df42SMark Haverkamp 6291a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 630fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 631fe76df42SMark Haverkamp 632fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 633fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 634fe76df42SMark Haverkamp return 0; 635fe76df42SMark Haverkamp } 636fe76df42SMark Haverkamp 6371a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 638fe76df42SMark Haverkamp { 63903d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 640fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 64103d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 642999b3ffcSRaghava Aditya Renukunta int i; 64303d44337SMark Haverkamp 64403d44337SMark Haverkamp 6451a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6461a655040SSalyzyn, Mark return; 647fe76df42SMark Haverkamp 648fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 6491a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 650fe76df42SMark Haverkamp if (fsa_dev_ptr) { 651fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 6521c68856eSRaghava Aditya Renukunta __le32 sup_options2; 6531c68856eSRaghava Aditya Renukunta 654fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 6551c68856eSRaghava Aditya Renukunta sup_options2 = 6561c68856eSRaghava Aditya Renukunta fibptr->dev->supplement_adapter_info.supported_options2; 657fe76df42SMark Haverkamp 658fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 659fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 660fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 6611c68856eSRaghava Aditya Renukunta if (!(sup_options2 & AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 662b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 663b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 664b836439fSMahesh Rajashekhara } else { 665b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 666b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 667b836439fSMahesh Rajashekhara } 668999b3ffcSRaghava Aditya Renukunta for (i = 0; i < 16; i++) 669999b3ffcSRaghava Aditya Renukunta fsa_dev_ptr->identifier[i] = 670999b3ffcSRaghava Aditya Renukunta dresp->mnt[0].fileinfo.bdevinfo 671999b3ffcSRaghava Aditya Renukunta .identifier[i]; 672fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 673655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 674655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 675655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 676655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 677655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 678fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 679fe76df42SMark Haverkamp fsa_dev_ptr->size 680fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 681fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 682fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 683fe76df42SMark Haverkamp } 684fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 685fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 686fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 687fe76df42SMark Haverkamp } 688fe76df42SMark Haverkamp aac_fib_complete(fibptr); 689fe76df42SMark Haverkamp aac_fib_free(fibptr); 690fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 691fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 6921a655040SSalyzyn, Mark (*callback)(scsicmd); 6931a655040SSalyzyn, Mark return; 694fe76df42SMark Haverkamp } 695fe76df42SMark Haverkamp 6961a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 697fe76df42SMark Haverkamp { 698fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 699fe76df42SMark Haverkamp struct aac_mount * dresp; 700fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 701fe76df42SMark Haverkamp int status; 702fe76df42SMark Haverkamp 703fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 7046c92f7dbSDave Carroll if (!aac_supports_2T(fibptr->dev)) { 705fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 7066c92f7dbSDave Carroll if ((le32_to_cpu(dresp->status) == ST_OK) && 7071a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 7081a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 7091a655040SSalyzyn, Mark return; 7101a655040SSalyzyn, Mark } 7116c92f7dbSDave Carroll } 712fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 713fe76df42SMark Haverkamp 71403d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 7151a655040SSalyzyn, Mark return; 71603d44337SMark Haverkamp 717fe76df42SMark Haverkamp aac_fib_init(fibptr); 718fe76df42SMark Haverkamp 719fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 720fe76df42SMark Haverkamp 7211c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 722b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 723b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 724b836439fSMahesh Rajashekhara else 725fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 726b836439fSMahesh Rajashekhara 727fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 728fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 7291ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 730fe76df42SMark Haverkamp 731fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 732fe76df42SMark Haverkamp fibptr, 733fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 734fe76df42SMark Haverkamp FsaNormal, 735fe76df42SMark Haverkamp 0, 1, 7361a655040SSalyzyn, Mark _aac_probe_container2, 737fe76df42SMark Haverkamp (void *) scsicmd); 738fe76df42SMark Haverkamp /* 739fe76df42SMark Haverkamp * Check that the command queued to the controller 740fe76df42SMark Haverkamp */ 7411ae948faSBrian King if (status < 0 && status != -EINPROGRESS) { 742fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 743fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7441a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 745fe76df42SMark Haverkamp } 746fe76df42SMark Haverkamp } 747fe76df42SMark Haverkamp 748fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 749fe76df42SMark Haverkamp { 750fe76df42SMark Haverkamp struct fib * fibptr; 751fe76df42SMark Haverkamp int status = -ENOMEM; 752fe76df42SMark Haverkamp 753fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 754fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 755fe76df42SMark Haverkamp 756fe76df42SMark Haverkamp aac_fib_init(fibptr); 757fe76df42SMark Haverkamp 758fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 759fe76df42SMark Haverkamp 7601c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 761b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 762b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 763b836439fSMahesh Rajashekhara else 764fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 765b836439fSMahesh Rajashekhara 766fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 767fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 768fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 7691ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 770fe76df42SMark Haverkamp 771fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 772fe76df42SMark Haverkamp fibptr, 773fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 774fe76df42SMark Haverkamp FsaNormal, 775fe76df42SMark Haverkamp 0, 1, 7761a655040SSalyzyn, Mark _aac_probe_container1, 777fe76df42SMark Haverkamp (void *) scsicmd); 778fe76df42SMark Haverkamp /* 779fe76df42SMark Haverkamp * Check that the command queued to the controller 780fe76df42SMark Haverkamp */ 7811ae948faSBrian King if (status == -EINPROGRESS) 782fe76df42SMark Haverkamp return 0; 7831ae948faSBrian King 784fe76df42SMark Haverkamp if (status < 0) { 785fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 786fe76df42SMark Haverkamp aac_fib_complete(fibptr); 787fe76df42SMark Haverkamp aac_fib_free(fibptr); 788fe76df42SMark Haverkamp } 789fe76df42SMark Haverkamp } 790fe76df42SMark Haverkamp if (status < 0) { 791fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 792fe76df42SMark Haverkamp if (fsa_dev_ptr) { 793fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 794fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 795fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 796fe76df42SMark Haverkamp return (*callback)(scsicmd); 797fe76df42SMark Haverkamp } 798fe76df42SMark Haverkamp } 799fe76df42SMark Haverkamp } 800fe76df42SMark Haverkamp return status; 801fe76df42SMark Haverkamp } 802fe76df42SMark Haverkamp 8031da177e4SLinus Torvalds /** 804bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 8051da177e4SLinus Torvalds * @dev: device to query 8061da177e4SLinus Torvalds * @cid: container identifier 8071da177e4SLinus Torvalds * 8081da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 8091da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 8101da177e4SLinus Torvalds */ 811fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 812fe76df42SMark Haverkamp { 813fe76df42SMark Haverkamp scsicmd->device = NULL; 814fe76df42SMark Haverkamp return 0; 815fe76df42SMark Haverkamp } 8161da177e4SLinus Torvalds 817bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 8181da177e4SLinus Torvalds { 819fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 820fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 8211da177e4SLinus Torvalds int status; 8221da177e4SLinus Torvalds 823fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 824fe76df42SMark Haverkamp kfree(scsicmd); 825fe76df42SMark Haverkamp kfree(scsidev); 82690ee3466SMark Haverkamp return -ENOMEM; 8271da177e4SLinus Torvalds } 828fe76df42SMark Haverkamp scsicmd->list.next = NULL; 8291a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 8301da177e4SLinus Torvalds 831fe76df42SMark Haverkamp scsicmd->device = scsidev; 832fe76df42SMark Haverkamp scsidev->sdev_state = 0; 833fe76df42SMark Haverkamp scsidev->id = cid; 834fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 8351da177e4SLinus Torvalds 836fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 837fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 838fe76df42SMark Haverkamp schedule(); 839802ae2f0SSalyzyn, Mark kfree(scsidev); 840fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 841fe76df42SMark Haverkamp kfree(scsicmd); 8421da177e4SLinus Torvalds return status; 8431da177e4SLinus Torvalds } 8441da177e4SLinus Torvalds 8451da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8461da177e4SLinus Torvalds struct scsi_inq { 8471da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8481da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8491da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8501da177e4SLinus Torvalds }; 8511da177e4SLinus Torvalds 8521da177e4SLinus Torvalds /** 8531da177e4SLinus Torvalds * InqStrCopy - string merge 8541da177e4SLinus Torvalds * @a: string to copy from 8551da177e4SLinus Torvalds * @b: string to copy to 8561da177e4SLinus Torvalds * 8571da177e4SLinus Torvalds * Copy a String from one location to another 8581da177e4SLinus Torvalds * without copying \0 8591da177e4SLinus Torvalds */ 8601da177e4SLinus Torvalds 8611da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8621da177e4SLinus Torvalds { 8631da177e4SLinus Torvalds 8641da177e4SLinus Torvalds while (*a != (char)0) 8651da177e4SLinus Torvalds *b++ = *a++; 8661da177e4SLinus Torvalds } 8671da177e4SLinus Torvalds 8681da177e4SLinus Torvalds static char *container_types[] = { 8691da177e4SLinus Torvalds "None", 8701da177e4SLinus Torvalds "Volume", 8711da177e4SLinus Torvalds "Mirror", 8721da177e4SLinus Torvalds "Stripe", 8731da177e4SLinus Torvalds "RAID5", 8741da177e4SLinus Torvalds "SSRW", 8751da177e4SLinus Torvalds "SSRO", 8761da177e4SLinus Torvalds "Morph", 8771da177e4SLinus Torvalds "Legacy", 8781da177e4SLinus Torvalds "RAID4", 8791da177e4SLinus Torvalds "RAID10", 8801da177e4SLinus Torvalds "RAID00", 8811da177e4SLinus Torvalds "V-MIRRORS", 8821da177e4SLinus Torvalds "PSEUDO R4", 8831da177e4SLinus Torvalds "RAID50", 88484971738SMark Haverkamp "RAID5D", 88584971738SMark Haverkamp "RAID5D0", 88684971738SMark Haverkamp "RAID1E", 88784971738SMark Haverkamp "RAID6", 88884971738SMark Haverkamp "RAID60", 8891da177e4SLinus Torvalds "Unknown" 8901da177e4SLinus Torvalds }; 8911da177e4SLinus Torvalds 89217eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 89317eaaceeSSalyzyn, Mark { 89417eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 89517eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 89617eaaceeSSalyzyn, Mark return container_types[tindex]; 89717eaaceeSSalyzyn, Mark } 8981da177e4SLinus Torvalds 8991da177e4SLinus Torvalds /* Function: setinqstr 9001da177e4SLinus Torvalds * 9011da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 9021da177e4SLinus Torvalds * 9031da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 90425985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 90525985edcSLucas De Marchi * files instead of in OS dependent driver source. 9061da177e4SLinus Torvalds */ 9071da177e4SLinus Torvalds 908794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 9091da177e4SLinus Torvalds { 9101da177e4SLinus Torvalds struct scsi_inq *str; 9111c68856eSRaghava Aditya Renukunta struct aac_supplement_adapter_info *sup_adap_info; 9121da177e4SLinus Torvalds 9131c68856eSRaghava Aditya Renukunta sup_adap_info = &dev->supplement_adapter_info; 9141da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 915794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 916794d0601SMark Haverkamp 9171c68856eSRaghava Aditya Renukunta if (sup_adap_info->adapter_type_text[0]) { 9183bc8070fSSalyzyn, Mark int c; 919f4e8708dSRaghava Aditya Renukunta char *cp; 920f4e8708dSRaghava Aditya Renukunta char *cname = kmemdup(sup_adap_info->adapter_type_text, 921f4e8708dSRaghava Aditya Renukunta sizeof(sup_adap_info->adapter_type_text), 922f4e8708dSRaghava Aditya Renukunta GFP_ATOMIC); 923f4e8708dSRaghava Aditya Renukunta if (!cname) 924f4e8708dSRaghava Aditya Renukunta return; 925f4e8708dSRaghava Aditya Renukunta 926f4e8708dSRaghava Aditya Renukunta cp = cname; 9273bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 9283bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 9293bc8070fSSalyzyn, Mark else { 9303bc8070fSSalyzyn, Mark c = sizeof(str->vid); 931794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 932794d0601SMark Haverkamp ++cp; 933794d0601SMark Haverkamp c = *cp; 934794d0601SMark Haverkamp *cp = '\0'; 935f4e8708dSRaghava Aditya Renukunta inqstrcpy(cname, str->vid); 936794d0601SMark Haverkamp *cp = c; 937794d0601SMark Haverkamp while (*cp && *cp != ' ') 938794d0601SMark Haverkamp ++cp; 9393bc8070fSSalyzyn, Mark } 940794d0601SMark Haverkamp while (*cp == ' ') 941794d0601SMark Haverkamp ++cp; 942794d0601SMark Haverkamp /* last six chars reserved for vol type */ 943794d0601SMark Haverkamp c = 0; 944794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 945794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 946794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 947794d0601SMark Haverkamp } 948794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 949f4e8708dSRaghava Aditya Renukunta 950f4e8708dSRaghava Aditya Renukunta kfree(cname); 951794d0601SMark Haverkamp } else { 952794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9531da177e4SLinus Torvalds 9541da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 955794d0601SMark Haverkamp /* last six chars reserved for vol type */ 956794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 957794d0601SMark Haverkamp } 9581da177e4SLinus Torvalds 9596391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9601da177e4SLinus Torvalds char *findit = str->pid; 9611da177e4SLinus Torvalds 9621da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9631da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9641da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9651da177e4SLinus Torvalds *(findit -= 4) = ' '; 966794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 967794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9681da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9691da177e4SLinus Torvalds } 9701da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9711da177e4SLinus Torvalds } 9721da177e4SLinus Torvalds 973999b3ffcSRaghava Aditya Renukunta static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, 974999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev, struct scsi_cmnd *scsicmd) 975999b3ffcSRaghava Aditya Renukunta { 976999b3ffcSRaghava Aditya Renukunta int container; 977999b3ffcSRaghava Aditya Renukunta 978999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.codeset = 1; 979999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifiertype = 3; 980999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) 981999b3ffcSRaghava Aditya Renukunta - 4; 982999b3ffcSRaghava Aditya Renukunta 983999b3ffcSRaghava Aditya Renukunta for (container = 0; container < dev->maximum_num_containers; 984999b3ffcSRaghava Aditya Renukunta container++) { 985999b3ffcSRaghava Aditya Renukunta 986999b3ffcSRaghava Aditya Renukunta if (scmd_id(scsicmd) == container) { 987999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data->type3.Identifier, 988999b3ffcSRaghava Aditya Renukunta dev->fsa_dev[container].identifier, 989999b3ffcSRaghava Aditya Renukunta 16); 990999b3ffcSRaghava Aditya Renukunta break; 991999b3ffcSRaghava Aditya Renukunta } 992999b3ffcSRaghava Aditya Renukunta } 993999b3ffcSRaghava Aditya Renukunta } 994999b3ffcSRaghava Aditya Renukunta 99588e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 99688e2f98eSSalyzyn, Mark { 99788e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 99888e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 99988e2f98eSSalyzyn, Mark 100088e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 100188e2f98eSSalyzyn, Mark 100288e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 100388e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 100488e2f98eSSalyzyn, Mark return; 100588e2f98eSSalyzyn, Mark 100688e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 100788e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 100888e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 10095d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 10105d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 10115d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 1012999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev; 10135d910649SMahesh Rajashekhara int i; 1014999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 vpdpage83data; 10155d910649SMahesh Rajashekhara 1016999b3ffcSRaghava Aditya Renukunta dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1017999b3ffcSRaghava Aditya Renukunta 1018999b3ffcSRaghava Aditya Renukunta memset(((u8 *)&vpdpage83data), 0, 1019999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10205d910649SMahesh Rajashekhara 10215d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 1022999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceType = 0; 10235d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 1024999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceTypeQualifier = 0; 10255d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 1026999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageCode = 0x83; 1027999b3ffcSRaghava Aditya Renukunta vpdpage83data.reserved = 0; 1028999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength = 1029999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) + 1030999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2); 1031999b3ffcSRaghava Aditya Renukunta 1032999b3ffcSRaghava Aditya Renukunta /* VPD 83 Type 3 is not supported for ARC */ 1033999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) 1034999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength += 1035999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type3); 10365d910649SMahesh Rajashekhara 10375d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 1038999b3ffcSRaghava Aditya Renukunta /* VpdcodesetAscii */ 1039999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.codeset = 2; 10405d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 1041999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifiertype = 1; 1042999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifierlength = 1043999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) - 4; 10445d910649SMahesh Rajashekhara 10455d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 1046999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.venid, 10475d910649SMahesh Rajashekhara "ADAPTEC ", 1048999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1.venid)); 1049999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.productid, 10505d910649SMahesh Rajashekhara "ARRAY ", 10515d910649SMahesh Rajashekhara sizeof( 1052999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.productid)); 10535d910649SMahesh Rajashekhara 10545d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 10555d910649SMahesh Rajashekhara * The LSB is the the end. 10565d910649SMahesh Rajashekhara */ 10575d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 10585d910649SMahesh Rajashekhara u8 temp = 10595d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 10605d910649SMahesh Rajashekhara if (temp > 0x9) { 1061999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10625d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 10635d910649SMahesh Rajashekhara } else { 1064999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10655d910649SMahesh Rajashekhara '0' + temp; 10665d910649SMahesh Rajashekhara } 10675d910649SMahesh Rajashekhara } 10685d910649SMahesh Rajashekhara 10695d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 1070999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.codeset = 1; 1071999b3ffcSRaghava Aditya Renukunta /* VpdidentifiertypeEUI64 */ 1072999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifiertype = 2; 1073999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifierlength = 1074999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2) - 4; 10755d910649SMahesh Rajashekhara 1076999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[0] = 0xD0; 1077999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[1] = 0; 1078999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[2] = 0; 10795d910649SMahesh Rajashekhara 1080999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.Serial = 10815d910649SMahesh Rajashekhara get_serial_reply->uid; 1082999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.reserved = 0; 1083999b3ffcSRaghava Aditya Renukunta 1084999b3ffcSRaghava Aditya Renukunta /* 1085999b3ffcSRaghava Aditya Renukunta * VpdIdentifierTypeFCPHName 1086999b3ffcSRaghava Aditya Renukunta * VPD 0x83 Type 3 not supported for ARC 1087999b3ffcSRaghava Aditya Renukunta */ 1088999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) { 1089999b3ffcSRaghava Aditya Renukunta build_vpd83_type3(&vpdpage83data, 1090999b3ffcSRaghava Aditya Renukunta dev, scsicmd); 1091999b3ffcSRaghava Aditya Renukunta } 10925d910649SMahesh Rajashekhara 10935d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 1094999b3ffcSRaghava Aditya Renukunta scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, 1095999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10965d910649SMahesh Rajashekhara } else { 10975d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 109888e2f98eSSalyzyn, Mark char sp[13]; 109988e2f98eSSalyzyn, Mark /* EVPD bit set */ 110088e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 110188e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 110288e2f98eSSalyzyn, Mark sp[2] = 0; 110388e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 110488e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 11055d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 11065d910649SMahesh Rajashekhara sizeof(sp)); 11075d910649SMahesh Rajashekhara } 110888e2f98eSSalyzyn, Mark } 110988e2f98eSSalyzyn, Mark 111088e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 111188e2f98eSSalyzyn, Mark 111288e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 111388e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 111488e2f98eSSalyzyn, Mark } 111588e2f98eSSalyzyn, Mark 111688e2f98eSSalyzyn, Mark /** 111788e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 111888e2f98eSSalyzyn, Mark */ 111988e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 112088e2f98eSSalyzyn, Mark { 112188e2f98eSSalyzyn, Mark int status; 112288e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 112388e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 112488e2f98eSSalyzyn, Mark struct aac_dev * dev; 112588e2f98eSSalyzyn, Mark 112688e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 112788e2f98eSSalyzyn, Mark 11286bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 112988e2f98eSSalyzyn, Mark 113088e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 113188e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 113288e2f98eSSalyzyn, Mark 113388e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 113488e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 113588e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 11361ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 113788e2f98eSSalyzyn, Mark 113888e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 113988e2f98eSSalyzyn, Mark cmd_fibcontext, 1140fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 114188e2f98eSSalyzyn, Mark FsaNormal, 114288e2f98eSSalyzyn, Mark 0, 1, 114388e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 114488e2f98eSSalyzyn, Mark (void *) scsicmd); 114588e2f98eSSalyzyn, Mark 114688e2f98eSSalyzyn, Mark /* 114788e2f98eSSalyzyn, Mark * Check that the command queued to the controller 114888e2f98eSSalyzyn, Mark */ 11491ae948faSBrian King if (status == -EINPROGRESS) 115088e2f98eSSalyzyn, Mark return 0; 115188e2f98eSSalyzyn, Mark 115288e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 115388e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 115488e2f98eSSalyzyn, Mark return -1; 115588e2f98eSSalyzyn, Mark } 115688e2f98eSSalyzyn, Mark 115788e2f98eSSalyzyn, Mark /* Function: setinqserial 115888e2f98eSSalyzyn, Mark * 115988e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 116088e2f98eSSalyzyn, Mark * 116188e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 116288e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 116388e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 116488e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 116588e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 116688e2f98eSSalyzyn, Mark */ 116788e2f98eSSalyzyn, Mark 116888e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 116988e2f98eSSalyzyn, Mark { 117088e2f98eSSalyzyn, Mark /* 117188e2f98eSSalyzyn, Mark * This breaks array migration. 117288e2f98eSSalyzyn, Mark */ 117388e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 117488e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 117588e2f98eSSalyzyn, Mark } 117688e2f98eSSalyzyn, Mark 11778e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 11788e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 11791da177e4SLinus Torvalds { 11808e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 11818e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 11828e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 11831da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 11841da177e4SLinus Torvalds 11851da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 11861da177e4SLinus Torvalds 11871da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11881da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11898e31e607SSalyzyn, Mark 11901da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11918e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11921da177e4SLinus Torvalds 11938e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11941da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11951da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11968e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11971da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11981da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11991da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 12008e31e607SSalyzyn, Mark } else 12018e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 12021da177e4SLinus Torvalds } 12031da177e4SLinus Torvalds 1204e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1205e8f32de5SMark Haverkamp { 1206e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1207e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1208e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1209e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1210e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 12118e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 12128e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 12138e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1214e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12153ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 12163ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1217e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 1218e8f32de5SMark Haverkamp return 1; 1219e8f32de5SMark Haverkamp } 1220e8f32de5SMark Haverkamp return 0; 1221e8f32de5SMark Haverkamp } 1222e8f32de5SMark Haverkamp 1223e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1224e8f32de5SMark Haverkamp { 1225e8f32de5SMark Haverkamp return 0; 1226e8f32de5SMark Haverkamp } 1227e8f32de5SMark Haverkamp 1228e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1229e8f32de5SMark Haverkamp 1230e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1231e8f32de5SMark Haverkamp { 123285d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 123385d22bbfSMahesh Rajashekhara u16 fibsize, command; 12340b433447SMahesh Rajashekhara long ret; 123585d22bbfSMahesh Rajashekhara 1236e8f32de5SMark Haverkamp aac_fib_init(fib); 1237d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1238d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1239d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 124085d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 124185d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 124285d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 124385d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 124485d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1245b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1246b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 124785d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 124885d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 12490b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 12500b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12510b433447SMahesh Rajashekhara if (ret < 0) 12520b433447SMahesh Rajashekhara return ret; 125385d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 125485d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 125585d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 125685d22bbfSMahesh Rajashekhara } else { 125785d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1258e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1259e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1260e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1261b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1262b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1263e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 126485d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1265e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1266e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 12670b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 12680b433447SMahesh Rajashekhara if (ret < 0) 12690b433447SMahesh Rajashekhara return ret; 127085d22bbfSMahesh Rajashekhara command = ContainerRawIo; 127185d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 127285d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 127385d22bbfSMahesh Rajashekhara } 127485d22bbfSMahesh Rajashekhara 1275e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1276e8f32de5SMark Haverkamp /* 1277e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1278e8f32de5SMark Haverkamp */ 127985d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1280e8f32de5SMark Haverkamp fib, 1281e8f32de5SMark Haverkamp fibsize, 1282e8f32de5SMark Haverkamp FsaNormal, 1283e8f32de5SMark Haverkamp 0, 1, 1284e8f32de5SMark Haverkamp (fib_callback) io_callback, 1285e8f32de5SMark Haverkamp (void *) cmd); 1286e8f32de5SMark Haverkamp } 1287e8f32de5SMark Haverkamp 1288e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1289e8f32de5SMark Haverkamp { 1290e8f32de5SMark Haverkamp u16 fibsize; 1291e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12920b433447SMahesh Rajashekhara long ret; 12930b433447SMahesh Rajashekhara 1294e8f32de5SMark Haverkamp aac_fib_init(fib); 1295e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1296e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1297e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1298e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1299e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1300e8f32de5SMark Haverkamp readcmd->pad = 0; 1301e8f32de5SMark Haverkamp readcmd->flags = 0; 1302e8f32de5SMark Haverkamp 13030b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 13040b433447SMahesh Rajashekhara if (ret < 0) 13050b433447SMahesh Rajashekhara return ret; 1306e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1307e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1308e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1309e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1310e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1311e8f32de5SMark Haverkamp /* 1312e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1313e8f32de5SMark Haverkamp */ 1314e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1315e8f32de5SMark Haverkamp fib, 1316e8f32de5SMark Haverkamp fibsize, 1317e8f32de5SMark Haverkamp FsaNormal, 1318e8f32de5SMark Haverkamp 0, 1, 1319e8f32de5SMark Haverkamp (fib_callback) io_callback, 1320e8f32de5SMark Haverkamp (void *) cmd); 1321e8f32de5SMark Haverkamp } 1322e8f32de5SMark Haverkamp 1323e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1324e8f32de5SMark Haverkamp { 1325e8f32de5SMark Haverkamp u16 fibsize; 1326e8f32de5SMark Haverkamp struct aac_read *readcmd; 1327b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13280b433447SMahesh Rajashekhara long ret; 13290b433447SMahesh Rajashekhara 1330e8f32de5SMark Haverkamp aac_fib_init(fib); 1331e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1332e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1333f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1334e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1335b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1336b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1337e8f32de5SMark Haverkamp 13380b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 13390b433447SMahesh Rajashekhara if (ret < 0) 13400b433447SMahesh Rajashekhara return ret; 1341e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1342e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1343e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1344e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1345e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1346e8f32de5SMark Haverkamp /* 1347e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1348e8f32de5SMark Haverkamp */ 1349e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1350e8f32de5SMark Haverkamp fib, 1351e8f32de5SMark Haverkamp fibsize, 1352e8f32de5SMark Haverkamp FsaNormal, 1353e8f32de5SMark Haverkamp 0, 1, 1354e8f32de5SMark Haverkamp (fib_callback) io_callback, 1355e8f32de5SMark Haverkamp (void *) cmd); 1356e8f32de5SMark Haverkamp } 1357e8f32de5SMark Haverkamp 13589d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1359e8f32de5SMark Haverkamp { 136085d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 136185d22bbfSMahesh Rajashekhara u16 fibsize, command; 13620b433447SMahesh Rajashekhara long ret; 136385d22bbfSMahesh Rajashekhara 1364e8f32de5SMark Haverkamp aac_fib_init(fib); 1365d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1366d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1367d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 136885d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 136985d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 137085d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 137185d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 137285d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1373b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1374b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 137585d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 137685d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 137785d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 137885d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 137985d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 13800b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 13810b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 13820b433447SMahesh Rajashekhara if (ret < 0) 13830b433447SMahesh Rajashekhara return ret; 138485d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 138585d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 138685d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 138785d22bbfSMahesh Rajashekhara } else { 138885d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1389e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1390e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1391e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1392b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1393b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1394e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 139595e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 139695e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 139785d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 139885d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1399e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1400e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 14010b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 14020b433447SMahesh Rajashekhara if (ret < 0) 14030b433447SMahesh Rajashekhara return ret; 140485d22bbfSMahesh Rajashekhara command = ContainerRawIo; 140585d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 140685d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 140785d22bbfSMahesh Rajashekhara } 140885d22bbfSMahesh Rajashekhara 1409e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1410e8f32de5SMark Haverkamp /* 1411e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1412e8f32de5SMark Haverkamp */ 141385d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1414e8f32de5SMark Haverkamp fib, 1415e8f32de5SMark Haverkamp fibsize, 1416e8f32de5SMark Haverkamp FsaNormal, 1417e8f32de5SMark Haverkamp 0, 1, 1418e8f32de5SMark Haverkamp (fib_callback) io_callback, 1419e8f32de5SMark Haverkamp (void *) cmd); 1420e8f32de5SMark Haverkamp } 1421e8f32de5SMark Haverkamp 14229d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1423e8f32de5SMark Haverkamp { 1424e8f32de5SMark Haverkamp u16 fibsize; 1425e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 14260b433447SMahesh Rajashekhara long ret; 14270b433447SMahesh Rajashekhara 1428e8f32de5SMark Haverkamp aac_fib_init(fib); 1429e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1430e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1431e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1432e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1433e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1434e8f32de5SMark Haverkamp writecmd->pad = 0; 1435e8f32de5SMark Haverkamp writecmd->flags = 0; 1436e8f32de5SMark Haverkamp 14370b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 14380b433447SMahesh Rajashekhara if (ret < 0) 14390b433447SMahesh Rajashekhara return ret; 1440e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1441e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1442e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1443e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1444e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1445e8f32de5SMark Haverkamp /* 1446e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1447e8f32de5SMark Haverkamp */ 1448e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1449e8f32de5SMark Haverkamp fib, 1450e8f32de5SMark Haverkamp fibsize, 1451e8f32de5SMark Haverkamp FsaNormal, 1452e8f32de5SMark Haverkamp 0, 1, 1453e8f32de5SMark Haverkamp (fib_callback) io_callback, 1454e8f32de5SMark Haverkamp (void *) cmd); 1455e8f32de5SMark Haverkamp } 1456e8f32de5SMark Haverkamp 14579d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1458e8f32de5SMark Haverkamp { 1459e8f32de5SMark Haverkamp u16 fibsize; 1460e8f32de5SMark Haverkamp struct aac_write *writecmd; 1461b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 14620b433447SMahesh Rajashekhara long ret; 14630b433447SMahesh Rajashekhara 1464e8f32de5SMark Haverkamp aac_fib_init(fib); 1465e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1466e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1467f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1468e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1469b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1470b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1471e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1472e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1473e8f32de5SMark Haverkamp 14740b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 14750b433447SMahesh Rajashekhara if (ret < 0) 14760b433447SMahesh Rajashekhara return ret; 1477e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1478e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1479e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1480e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1481e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1482e8f32de5SMark Haverkamp /* 1483e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1484e8f32de5SMark Haverkamp */ 1485e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1486e8f32de5SMark Haverkamp fib, 1487e8f32de5SMark Haverkamp fibsize, 1488e8f32de5SMark Haverkamp FsaNormal, 1489e8f32de5SMark Haverkamp 0, 1, 1490e8f32de5SMark Haverkamp (fib_callback) io_callback, 1491e8f32de5SMark Haverkamp (void *) cmd); 1492e8f32de5SMark Haverkamp } 1493e8f32de5SMark Haverkamp 1494e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1495e8f32de5SMark Haverkamp { 1496e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1497e8f32de5SMark Haverkamp u32 flag; 1498e8f32de5SMark Haverkamp u32 timeout; 1499e8f32de5SMark Haverkamp 1500e8f32de5SMark Haverkamp aac_fib_init(fib); 1501e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1502e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1503e8f32de5SMark Haverkamp flag = SRB_DataOut; 1504e8f32de5SMark Haverkamp break; 1505e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1506e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1507e8f32de5SMark Haverkamp break; 1508e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1509e8f32de5SMark Haverkamp flag = SRB_DataIn; 1510e8f32de5SMark Haverkamp break; 1511e8f32de5SMark Haverkamp case DMA_NONE: 1512e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1513e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1514e8f32de5SMark Haverkamp break; 1515e8f32de5SMark Haverkamp } 1516e8f32de5SMark Haverkamp 1517e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1518e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1519e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1520e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1521e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1522e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1523242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1524e8f32de5SMark Haverkamp if (timeout == 0) 1525e8f32de5SMark Haverkamp timeout = 1; 1526e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1527e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1528e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1529e8f32de5SMark Haverkamp return srbcmd; 1530e8f32de5SMark Haverkamp } 1531e8f32de5SMark Haverkamp 1532ab5d129fSRaghava Aditya Renukunta static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1533ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *cmd) 1534ab5d129fSRaghava Aditya Renukunta { 1535ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd; 1536ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1537ab5d129fSRaghava Aditya Renukunta int bus, target; 1538ab5d129fSRaghava Aditya Renukunta u64 address; 1539ab5d129fSRaghava Aditya Renukunta 1540ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1541ab5d129fSRaghava Aditya Renukunta 1542ab5d129fSRaghava Aditya Renukunta hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1543ab5d129fSRaghava Aditya Renukunta memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1544ab5d129fSRaghava Aditya Renukunta /* iu_type is a parameter of aac_hba_send */ 1545ab5d129fSRaghava Aditya Renukunta switch (cmd->sc_data_direction) { 1546ab5d129fSRaghava Aditya Renukunta case DMA_TO_DEVICE: 1547ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 2; 1548ab5d129fSRaghava Aditya Renukunta break; 1549ab5d129fSRaghava Aditya Renukunta case DMA_FROM_DEVICE: 1550ab5d129fSRaghava Aditya Renukunta case DMA_BIDIRECTIONAL: 1551ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 1; 1552ab5d129fSRaghava Aditya Renukunta break; 1553ab5d129fSRaghava Aditya Renukunta case DMA_NONE: 1554ab5d129fSRaghava Aditya Renukunta default: 1555ab5d129fSRaghava Aditya Renukunta break; 1556ab5d129fSRaghava Aditya Renukunta } 1557ab5d129fSRaghava Aditya Renukunta hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1558ab5d129fSRaghava Aditya Renukunta 1559ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(cmd)); 1560ab5d129fSRaghava Aditya Renukunta target = scmd_id(cmd); 1561ab5d129fSRaghava Aditya Renukunta hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1562ab5d129fSRaghava Aditya Renukunta 1563ab5d129fSRaghava Aditya Renukunta /* we fill in reply_qid later in aac_src_deliver_message */ 1564ab5d129fSRaghava Aditya Renukunta /* we fill in iu_type, request_id later in aac_hba_send */ 1565ab5d129fSRaghava Aditya Renukunta /* we fill in emb_data_desc_count later in aac_build_sghba */ 1566ab5d129fSRaghava Aditya Renukunta 1567ab5d129fSRaghava Aditya Renukunta memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1568ab5d129fSRaghava Aditya Renukunta hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1569ab5d129fSRaghava Aditya Renukunta 1570ab5d129fSRaghava Aditya Renukunta address = (u64)fib->hw_error_pa; 1571ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1572ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1573ab5d129fSRaghava Aditya Renukunta hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1574ab5d129fSRaghava Aditya Renukunta 1575ab5d129fSRaghava Aditya Renukunta return hbacmd; 1576ab5d129fSRaghava Aditya Renukunta } 1577ab5d129fSRaghava Aditya Renukunta 1578e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1579e8f32de5SMark Haverkamp 1580e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1581e8f32de5SMark Haverkamp { 1582e8f32de5SMark Haverkamp u16 fibsize; 1583e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15840b433447SMahesh Rajashekhara long ret; 1585e8f32de5SMark Haverkamp 15860b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 15870b433447SMahesh Rajashekhara if (ret < 0) 15880b433447SMahesh Rajashekhara return ret; 1589727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1590e8f32de5SMark Haverkamp 1591e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1592e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1593e8f32de5SMark Haverkamp /* 1594e8f32de5SMark Haverkamp * Build Scatter/Gather list 1595e8f32de5SMark Haverkamp */ 1596e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1597e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1598e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1599e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1600e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1601e8f32de5SMark Haverkamp 1602e8f32de5SMark Haverkamp /* 1603e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1604e8f32de5SMark Haverkamp */ 1605e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1606e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1607e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1608e8f32de5SMark Haverkamp (void *) cmd); 1609e8f32de5SMark Haverkamp } 1610e8f32de5SMark Haverkamp 1611e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1612e8f32de5SMark Haverkamp { 1613e8f32de5SMark Haverkamp u16 fibsize; 1614e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 16150b433447SMahesh Rajashekhara long ret; 1616e8f32de5SMark Haverkamp 16170b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 16180b433447SMahesh Rajashekhara if (ret < 0) 16190b433447SMahesh Rajashekhara return ret; 1620727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1621e8f32de5SMark Haverkamp 1622e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1623e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1624e8f32de5SMark Haverkamp /* 1625e8f32de5SMark Haverkamp * Build Scatter/Gather list 1626e8f32de5SMark Haverkamp */ 1627e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1628e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1629e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1630e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1631e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1632e8f32de5SMark Haverkamp 1633e8f32de5SMark Haverkamp /* 1634e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1635e8f32de5SMark Haverkamp */ 1636e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1637e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1638e8f32de5SMark Haverkamp } 1639e8f32de5SMark Haverkamp 164094cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 164194cf6ba1SSalyzyn, Mark { 1642d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 164394cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 164494cf6ba1SSalyzyn, Mark return FAILED; 164594cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 164694cf6ba1SSalyzyn, Mark } 164794cf6ba1SSalyzyn, Mark 1648ab5d129fSRaghava Aditya Renukunta static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1649ab5d129fSRaghava Aditya Renukunta { 1650ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1651ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1652ab5d129fSRaghava Aditya Renukunta long ret; 1653ab5d129fSRaghava Aditya Renukunta 1654ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1655ab5d129fSRaghava Aditya Renukunta 1656ab5d129fSRaghava Aditya Renukunta ret = aac_build_sghba(cmd, hbacmd, 1657ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1658ab5d129fSRaghava Aditya Renukunta if (ret < 0) 1659ab5d129fSRaghava Aditya Renukunta return ret; 1660ab5d129fSRaghava Aditya Renukunta 1661ab5d129fSRaghava Aditya Renukunta /* 1662ab5d129fSRaghava Aditya Renukunta * Now send the HBA command to the adapter 1663ab5d129fSRaghava Aditya Renukunta */ 1664ab5d129fSRaghava Aditya Renukunta fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1665ab5d129fSRaghava Aditya Renukunta sizeof(struct aac_hba_sgl); 1666ab5d129fSRaghava Aditya Renukunta 1667ab5d129fSRaghava Aditya Renukunta return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1668ab5d129fSRaghava Aditya Renukunta (fib_callback) aac_hba_callback, 1669ab5d129fSRaghava Aditya Renukunta (void *) cmd); 1670ab5d129fSRaghava Aditya Renukunta } 1671ab5d129fSRaghava Aditya Renukunta 16728fb39182SRaghava Aditya Renukunta static int aac_send_safw_bmic_cmd(struct aac_dev *dev, 16738fb39182SRaghava Aditya Renukunta struct aac_srb_unit *srbu, void *xfer_buf, int xfer_len) 167471a91ca4SRaghava Aditya Renukunta { 167571a91ca4SRaghava Aditya Renukunta struct fib *fibptr; 167671a91ca4SRaghava Aditya Renukunta dma_addr_t addr; 16778fb39182SRaghava Aditya Renukunta int rcode; 16788fb39182SRaghava Aditya Renukunta int fibsize; 16798fb39182SRaghava Aditya Renukunta struct aac_srb *srb; 16808fb39182SRaghava Aditya Renukunta struct aac_srb_reply *srb_reply; 16818fb39182SRaghava Aditya Renukunta struct sgmap64 *sg64; 16828fb39182SRaghava Aditya Renukunta u32 vbus; 16838fb39182SRaghava Aditya Renukunta u32 vid; 168471a91ca4SRaghava Aditya Renukunta 16858fb39182SRaghava Aditya Renukunta if (!dev->sa_firmware) 16868fb39182SRaghava Aditya Renukunta return 0; 1687ab5d129fSRaghava Aditya Renukunta 16888fb39182SRaghava Aditya Renukunta /* allocate FIB */ 168971a91ca4SRaghava Aditya Renukunta fibptr = aac_fib_alloc(dev); 169071a91ca4SRaghava Aditya Renukunta if (!fibptr) 16918fb39182SRaghava Aditya Renukunta return -ENOMEM; 169271a91ca4SRaghava Aditya Renukunta 169371a91ca4SRaghava Aditya Renukunta aac_fib_init(fibptr); 16948fb39182SRaghava Aditya Renukunta fibptr->hw_fib_va->header.XferState &= 16958fb39182SRaghava Aditya Renukunta ~cpu_to_le32(FastResponseCapable); 169671a91ca4SRaghava Aditya Renukunta 16978fb39182SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) + 16988fb39182SRaghava Aditya Renukunta sizeof(struct sgentry64); 16998fb39182SRaghava Aditya Renukunta 17008fb39182SRaghava Aditya Renukunta /* allocate DMA buffer for response */ 17018fb39182SRaghava Aditya Renukunta addr = dma_map_single(&dev->pdev->dev, xfer_buf, xfer_len, 17028fb39182SRaghava Aditya Renukunta DMA_BIDIRECTIONAL); 17038fb39182SRaghava Aditya Renukunta if (dma_mapping_error(&dev->pdev->dev, addr)) { 17048fb39182SRaghava Aditya Renukunta rcode = -ENOMEM; 17058fb39182SRaghava Aditya Renukunta goto fib_error; 17068fb39182SRaghava Aditya Renukunta } 17078fb39182SRaghava Aditya Renukunta 17088fb39182SRaghava Aditya Renukunta srb = fib_data(fibptr); 17098fb39182SRaghava Aditya Renukunta memcpy(srb, &srbu->srb, sizeof(struct aac_srb)); 17108fb39182SRaghava Aditya Renukunta 17118fb39182SRaghava Aditya Renukunta vbus = (u32)le16_to_cpu( 17128fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus); 17138fb39182SRaghava Aditya Renukunta vid = (u32)le16_to_cpu( 17148fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_target); 17158fb39182SRaghava Aditya Renukunta 17168fb39182SRaghava Aditya Renukunta /* set the common request fields */ 17178fb39182SRaghava Aditya Renukunta srb->channel = cpu_to_le32(vbus); 17188fb39182SRaghava Aditya Renukunta srb->id = cpu_to_le32(vid); 17198fb39182SRaghava Aditya Renukunta srb->lun = 0; 17208fb39182SRaghava Aditya Renukunta srb->function = cpu_to_le32(SRBF_ExecuteScsi); 17218fb39182SRaghava Aditya Renukunta srb->timeout = 0; 17228fb39182SRaghava Aditya Renukunta srb->retry_limit = 0; 17238fb39182SRaghava Aditya Renukunta srb->cdb_size = cpu_to_le32(16); 17248fb39182SRaghava Aditya Renukunta srb->count = cpu_to_le32(xfer_len); 17258fb39182SRaghava Aditya Renukunta 17268fb39182SRaghava Aditya Renukunta sg64 = (struct sgmap64 *)&srb->sg; 17278fb39182SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 17288fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 17298fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 17308fb39182SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(xfer_len); 17318fb39182SRaghava Aditya Renukunta 17328fb39182SRaghava Aditya Renukunta /* 17338fb39182SRaghava Aditya Renukunta * Copy the updated data for other dumping or other usage if needed 17348fb39182SRaghava Aditya Renukunta */ 17358fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb, srb, sizeof(struct aac_srb)); 17368fb39182SRaghava Aditya Renukunta 17378fb39182SRaghava Aditya Renukunta /* issue request to the controller */ 17388fb39182SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, FsaNormal, 17398fb39182SRaghava Aditya Renukunta 1, 1, NULL, NULL); 17408fb39182SRaghava Aditya Renukunta 17418fb39182SRaghava Aditya Renukunta if (rcode == -ERESTARTSYS) 17428fb39182SRaghava Aditya Renukunta rcode = -ERESTART; 17438fb39182SRaghava Aditya Renukunta 17448fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 17458fb39182SRaghava Aditya Renukunta goto bmic_error; 17468fb39182SRaghava Aditya Renukunta 17478fb39182SRaghava Aditya Renukunta srb_reply = (struct aac_srb_reply *)fib_data(fibptr); 17488fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb_reply, srb_reply, sizeof(struct aac_srb_reply)); 17498fb39182SRaghava Aditya Renukunta 17508fb39182SRaghava Aditya Renukunta bmic_error: 17518fb39182SRaghava Aditya Renukunta dma_unmap_single(&dev->pdev->dev, addr, xfer_len, DMA_BIDIRECTIONAL); 17528fb39182SRaghava Aditya Renukunta fib_error: 17538fb39182SRaghava Aditya Renukunta aac_fib_complete(fibptr); 17548fb39182SRaghava Aditya Renukunta aac_fib_free(fibptr); 17558fb39182SRaghava Aditya Renukunta return rcode; 17568fb39182SRaghava Aditya Renukunta } 17578fb39182SRaghava Aditya Renukunta 17580bcb45fbSRaghava Aditya Renukunta static void aac_set_safw_target_qd(struct aac_dev *dev, int bus, int target) 17590bcb45fbSRaghava Aditya Renukunta { 17600bcb45fbSRaghava Aditya Renukunta 17610bcb45fbSRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp; 17620bcb45fbSRaghava Aditya Renukunta 17630bcb45fbSRaghava Aditya Renukunta if (dev->hba_map[bus][target].devtype != AAC_DEVTYPE_NATIVE_RAW) 17640bcb45fbSRaghava Aditya Renukunta return; 17650bcb45fbSRaghava Aditya Renukunta 17660bcb45fbSRaghava Aditya Renukunta identify_resp = dev->hba_map[bus][target].safw_identify_resp; 17670bcb45fbSRaghava Aditya Renukunta if (identify_resp == NULL) { 17680bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17690bcb45fbSRaghava Aditya Renukunta return; 17700bcb45fbSRaghava Aditya Renukunta } 17710bcb45fbSRaghava Aditya Renukunta 17720bcb45fbSRaghava Aditya Renukunta if (identify_resp->current_queue_depth_limit <= 0 || 17730bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit > 255) 17740bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17750bcb45fbSRaghava Aditya Renukunta else 17760bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 17770bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit; 17780bcb45fbSRaghava Aditya Renukunta } 17790bcb45fbSRaghava Aditya Renukunta 1780b5a475e9SRaghava Aditya Renukunta static int aac_issue_safw_bmic_identify(struct aac_dev *dev, 1781e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd **identify_resp, u32 bus, u32 target) 17828fb39182SRaghava Aditya Renukunta { 17838fb39182SRaghava Aditya Renukunta int rcode = -ENOMEM; 1784b5a475e9SRaghava Aditya Renukunta int datasize; 17858fb39182SRaghava Aditya Renukunta struct aac_srb_unit srbu; 17868fb39182SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1787b5a475e9SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_reply; 17888fb39182SRaghava Aditya Renukunta 17898fb39182SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 1790b5a475e9SRaghava Aditya Renukunta identify_reply = kmalloc(datasize, GFP_KERNEL); 1791b5a475e9SRaghava Aditya Renukunta if (!identify_reply) 17928fb39182SRaghava Aditya Renukunta goto out; 17938fb39182SRaghava Aditya Renukunta 17948fb39182SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 17958fb39182SRaghava Aditya Renukunta 17968fb39182SRaghava Aditya Renukunta srbcmd = &srbu.srb; 179771a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 179871a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 179971a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 180071a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 180171a91ca4SRaghava Aditya Renukunta 1802b5a475e9SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, identify_reply, datasize); 18038fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1804e2ee8c94SRaghava Aditya Renukunta goto mem_free_all; 180571a91ca4SRaghava Aditya Renukunta 1806e2ee8c94SRaghava Aditya Renukunta *identify_resp = identify_reply; 1807e2ee8c94SRaghava Aditya Renukunta 180871a91ca4SRaghava Aditya Renukunta out: 180971a91ca4SRaghava Aditya Renukunta return rcode; 1810e2ee8c94SRaghava Aditya Renukunta mem_free_all: 1811e2ee8c94SRaghava Aditya Renukunta kfree(identify_reply); 1812e2ee8c94SRaghava Aditya Renukunta goto out; 181371a91ca4SRaghava Aditya Renukunta } 181471a91ca4SRaghava Aditya Renukunta 1815a25b6ca1SRaghava Aditya Renukunta static inline void aac_free_safw_ciss_luns(struct aac_dev *dev) 1816a25b6ca1SRaghava Aditya Renukunta { 1817a25b6ca1SRaghava Aditya Renukunta kfree(dev->safw_phys_luns); 1818a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = NULL; 1819a25b6ca1SRaghava Aditya Renukunta } 1820a25b6ca1SRaghava Aditya Renukunta 1821a25b6ca1SRaghava Aditya Renukunta /** 1822a25b6ca1SRaghava Aditya Renukunta * aac_get_safw_ciss_luns() Process topology change 1823a25b6ca1SRaghava Aditya Renukunta * @dev: aac_dev structure 1824a25b6ca1SRaghava Aditya Renukunta * @rescan: Indicates rescan 1825a25b6ca1SRaghava Aditya Renukunta * 1826a25b6ca1SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1827a25b6ca1SRaghava Aditya Renukunta * the current hba_map. 1828a25b6ca1SRaghava Aditya Renukunta */ 1829a25b6ca1SRaghava Aditya Renukunta static int aac_get_safw_ciss_luns(struct aac_dev *dev, int rescan) 1830a25b6ca1SRaghava Aditya Renukunta { 1831a25b6ca1SRaghava Aditya Renukunta int rcode = -ENOMEM; 1832a25b6ca1SRaghava Aditya Renukunta int datasize; 1833a25b6ca1SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1834a25b6ca1SRaghava Aditya Renukunta struct aac_srb_unit srbu; 1835a25b6ca1SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1836a25b6ca1SRaghava Aditya Renukunta 1837a25b6ca1SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) + 1838a25b6ca1SRaghava Aditya Renukunta (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1839a25b6ca1SRaghava Aditya Renukunta phys_luns = kmalloc(datasize, GFP_KERNEL); 1840a25b6ca1SRaghava Aditya Renukunta if (phys_luns == NULL) 1841a25b6ca1SRaghava Aditya Renukunta goto out; 1842a25b6ca1SRaghava Aditya Renukunta 1843a25b6ca1SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 1844a25b6ca1SRaghava Aditya Renukunta 1845a25b6ca1SRaghava Aditya Renukunta srbcmd = &srbu.srb; 1846a25b6ca1SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1847a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1848a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1849a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1850a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1851a25b6ca1SRaghava Aditya Renukunta 1852a25b6ca1SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, phys_luns, datasize); 1853a25b6ca1SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1854a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1855a25b6ca1SRaghava Aditya Renukunta 1856a25b6ca1SRaghava Aditya Renukunta if (phys_luns->resp_flag != 2) { 1857a25b6ca1SRaghava Aditya Renukunta rcode = -ENOMSG; 1858a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1859a25b6ca1SRaghava Aditya Renukunta } 1860a25b6ca1SRaghava Aditya Renukunta 1861a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = phys_luns; 1862a25b6ca1SRaghava Aditya Renukunta 1863a25b6ca1SRaghava Aditya Renukunta out: 1864a25b6ca1SRaghava Aditya Renukunta return rcode; 1865a25b6ca1SRaghava Aditya Renukunta mem_free_all: 1866a25b6ca1SRaghava Aditya Renukunta kfree(phys_luns); 1867a25b6ca1SRaghava Aditya Renukunta goto out; 18684b000227SRaghava Aditya Renukunta } 1869a25b6ca1SRaghava Aditya Renukunta 18704b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_lun_count(struct aac_dev *dev) 18714b000227SRaghava Aditya Renukunta { 18724b000227SRaghava Aditya Renukunta return get_unaligned_be32(&dev->safw_phys_luns->list_length[0]); 18734b000227SRaghava Aditya Renukunta } 18744b000227SRaghava Aditya Renukunta 18754b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_bus(struct aac_dev *dev, int lun) 18764b000227SRaghava Aditya Renukunta { 18774b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[1] & 0x3f; 18784b000227SRaghava Aditya Renukunta } 18794b000227SRaghava Aditya Renukunta 18804b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_target(struct aac_dev *dev, int lun) 18814b000227SRaghava Aditya Renukunta { 18824b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[0]; 18834b000227SRaghava Aditya Renukunta } 18844b000227SRaghava Aditya Renukunta 18854b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_expose_flag(struct aac_dev *dev, int lun) 18864b000227SRaghava Aditya Renukunta { 18874b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].bus >> 6; 18884b000227SRaghava Aditya Renukunta } 18894b000227SRaghava Aditya Renukunta 18904b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_attribs(struct aac_dev *dev, int lun) 18914b000227SRaghava Aditya Renukunta { 18924b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[9]; 18934b000227SRaghava Aditya Renukunta } 18944b000227SRaghava Aditya Renukunta 18954b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_nexus(struct aac_dev *dev, int lun) 18964b000227SRaghava Aditya Renukunta { 18974b000227SRaghava Aditya Renukunta return *((u32 *)&dev->safw_phys_luns->lun[lun].node_ident[12]); 18984b000227SRaghava Aditya Renukunta } 18994b000227SRaghava Aditya Renukunta 19004b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_device_type(struct aac_dev *dev, int lun) 19014b000227SRaghava Aditya Renukunta { 19024b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[8]; 1903a25b6ca1SRaghava Aditya Renukunta } 1904a25b6ca1SRaghava Aditya Renukunta 1905e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_identify_resp(struct aac_dev *dev, 1906e2ee8c94SRaghava Aditya Renukunta int bus, int target) 1907e2ee8c94SRaghava Aditya Renukunta { 1908e2ee8c94SRaghava Aditya Renukunta kfree(dev->hba_map[bus][target].safw_identify_resp); 1909e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = NULL; 1910e2ee8c94SRaghava Aditya Renukunta } 1911e2ee8c94SRaghava Aditya Renukunta 1912e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_all_identify_resp(struct aac_dev *dev, 1913e2ee8c94SRaghava Aditya Renukunta int lun_count) 1914e2ee8c94SRaghava Aditya Renukunta { 1915e2ee8c94SRaghava Aditya Renukunta int luns; 1916e2ee8c94SRaghava Aditya Renukunta int i; 1917e2ee8c94SRaghava Aditya Renukunta u32 bus; 1918e2ee8c94SRaghava Aditya Renukunta u32 target; 1919e2ee8c94SRaghava Aditya Renukunta 1920e2ee8c94SRaghava Aditya Renukunta luns = aac_get_safw_phys_lun_count(dev); 1921e2ee8c94SRaghava Aditya Renukunta 1922e2ee8c94SRaghava Aditya Renukunta if (luns < lun_count) 1923e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1924e2ee8c94SRaghava Aditya Renukunta else if (lun_count < 0) 1925e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1926e2ee8c94SRaghava Aditya Renukunta 1927e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; i++) { 1928e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1929e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1930e2ee8c94SRaghava Aditya Renukunta 1931e2ee8c94SRaghava Aditya Renukunta aac_free_safw_identify_resp(dev, bus, target); 1932e2ee8c94SRaghava Aditya Renukunta } 1933e2ee8c94SRaghava Aditya Renukunta } 1934e2ee8c94SRaghava Aditya Renukunta 1935e2ee8c94SRaghava Aditya Renukunta static int aac_get_safw_attr_all_targets(struct aac_dev *dev, int rescan) 1936e2ee8c94SRaghava Aditya Renukunta { 1937e2ee8c94SRaghava Aditya Renukunta int i; 1938e2ee8c94SRaghava Aditya Renukunta int rcode = 0; 1939e2ee8c94SRaghava Aditya Renukunta u32 lun_count; 1940e2ee8c94SRaghava Aditya Renukunta u32 bus; 1941e2ee8c94SRaghava Aditya Renukunta u32 target; 1942e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp = NULL; 1943e2ee8c94SRaghava Aditya Renukunta 1944e2ee8c94SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1945e2ee8c94SRaghava Aditya Renukunta 1946e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1947e2ee8c94SRaghava Aditya Renukunta 1948e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1949e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1950e2ee8c94SRaghava Aditya Renukunta 1951e2ee8c94SRaghava Aditya Renukunta rcode = aac_issue_safw_bmic_identify(dev, 1952e2ee8c94SRaghava Aditya Renukunta &identify_resp, bus, target); 1953e2ee8c94SRaghava Aditya Renukunta 19540bcb45fbSRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1955e2ee8c94SRaghava Aditya Renukunta goto free_identify_resp; 1956e2ee8c94SRaghava Aditya Renukunta 1957e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = identify_resp; 1958e2ee8c94SRaghava Aditya Renukunta } 1959e2ee8c94SRaghava Aditya Renukunta 1960e2ee8c94SRaghava Aditya Renukunta out: 1961e2ee8c94SRaghava Aditya Renukunta return rcode; 1962e2ee8c94SRaghava Aditya Renukunta free_identify_resp: 1963e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, i); 1964e2ee8c94SRaghava Aditya Renukunta goto out; 1965e2ee8c94SRaghava Aditya Renukunta } 1966e2ee8c94SRaghava Aditya Renukunta 1967c83b11e3SRaghava Aditya Renukunta /** 1968b5a475e9SRaghava Aditya Renukunta * aac_set_safw_attr_all_targets- update current hba map with data from FW 1969c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1970c83b11e3SRaghava Aditya Renukunta * @phys_luns: FW information from report phys luns 1971b5a475e9SRaghava Aditya Renukunta * @rescan: Indicates scan type 1972c83b11e3SRaghava Aditya Renukunta * 1973c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1974c83b11e3SRaghava Aditya Renukunta */ 19753edfb8b2SRaghava Aditya Renukunta static void aac_set_safw_attr_all_targets(struct aac_dev *dev, int rescan) 1976c83b11e3SRaghava Aditya Renukunta { 1977c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1978c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1979c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1980c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 1981c83b11e3SRaghava Aditya Renukunta u8 devtype; 19823edfb8b2SRaghava Aditya Renukunta 19834b000227SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1984c83b11e3SRaghava Aditya Renukunta 1985f2d2cabaSRaghava Aditya Renukunta dev->scan_counter++; 1986f2d2cabaSRaghava Aditya Renukunta 1987c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1988c83b11e3SRaghava Aditya Renukunta 19894b000227SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 19904b000227SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 19914b000227SRaghava Aditya Renukunta expose_flag = aac_get_safw_phys_expose_flag(dev, i); 19924b000227SRaghava Aditya Renukunta attribs = aac_get_safw_phys_attribs(dev, i); 19934b000227SRaghava Aditya Renukunta nexus = aac_get_safw_phys_nexus(dev, i); 1994c83b11e3SRaghava Aditya Renukunta 1995c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1996c83b11e3SRaghava Aditya Renukunta continue; 1997c83b11e3SRaghava Aditya Renukunta 1998c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].expose = expose_flag; 1999c83b11e3SRaghava Aditya Renukunta 2000c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 2001c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_RAID_MEMBER; 2002c83b11e3SRaghava Aditya Renukunta goto update_devtype; 2003c83b11e3SRaghava Aditya Renukunta } 2004c83b11e3SRaghava Aditya Renukunta 2005c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 2006c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_NATIVE_RAW; 2007c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 2008c83b11e3SRaghava Aditya Renukunta nexus; 2009c83b11e3SRaghava Aditya Renukunta } else 2010c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_ARC_RAW; 2011c83b11e3SRaghava Aditya Renukunta 2012f2d2cabaSRaghava Aditya Renukunta dev->hba_map[bus][target].scan_counter = dev->scan_counter; 2013f2d2cabaSRaghava Aditya Renukunta 20140bcb45fbSRaghava Aditya Renukunta aac_set_safw_target_qd(dev, bus, target); 2015c83b11e3SRaghava Aditya Renukunta 2016c83b11e3SRaghava Aditya Renukunta update_devtype: 2017c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = devtype; 2018c83b11e3SRaghava Aditya Renukunta } 2019c83b11e3SRaghava Aditya Renukunta } 2020c83b11e3SRaghava Aditya Renukunta 2021fc0fdd9aSRaghava Aditya Renukunta static int aac_setup_safw_targets(struct aac_dev *dev, int rescan) 2022fc0fdd9aSRaghava Aditya Renukunta { 20233edfb8b2SRaghava Aditya Renukunta int rcode = 0; 20243edfb8b2SRaghava Aditya Renukunta 20251d1fec53SRaghava Aditya Renukunta rcode = aac_get_containers(dev); 20261d1fec53SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20271d1fec53SRaghava Aditya Renukunta goto out; 20281d1fec53SRaghava Aditya Renukunta 20293edfb8b2SRaghava Aditya Renukunta rcode = aac_get_safw_ciss_luns(dev, rescan); 20303edfb8b2SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20313edfb8b2SRaghava Aditya Renukunta goto out; 20323edfb8b2SRaghava Aditya Renukunta 2033e2ee8c94SRaghava Aditya Renukunta rcode = aac_get_safw_attr_all_targets(dev, rescan); 2034e2ee8c94SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 2035e2ee8c94SRaghava Aditya Renukunta goto free_ciss_luns; 2036e2ee8c94SRaghava Aditya Renukunta 20373edfb8b2SRaghava Aditya Renukunta aac_set_safw_attr_all_targets(dev, rescan); 20383edfb8b2SRaghava Aditya Renukunta 2039e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, -1); 2040e2ee8c94SRaghava Aditya Renukunta free_ciss_luns: 20413edfb8b2SRaghava Aditya Renukunta aac_free_safw_ciss_luns(dev); 20423edfb8b2SRaghava Aditya Renukunta out: 20433edfb8b2SRaghava Aditya Renukunta return rcode; 2044fc0fdd9aSRaghava Aditya Renukunta } 2045fc0fdd9aSRaghava Aditya Renukunta 2046fc0fdd9aSRaghava Aditya Renukunta int aac_setup_safw_adapter(struct aac_dev *dev, int rescan) 2047fc0fdd9aSRaghava Aditya Renukunta { 2048fc0fdd9aSRaghava Aditya Renukunta return aac_setup_safw_targets(dev, rescan); 2049fc0fdd9aSRaghava Aditya Renukunta } 2050fc0fdd9aSRaghava Aditya Renukunta 20511da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 20521da177e4SLinus Torvalds { 20531da177e4SLinus Torvalds struct fib* fibptr; 20541da177e4SLinus Torvalds int rcode; 2055c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 20567c00ffa3SMark Haverkamp struct aac_adapter_info *info; 205784971738SMark Haverkamp struct aac_bus_info *command; 205884971738SMark Haverkamp struct aac_bus_info_response *bus_info; 20597c00ffa3SMark Haverkamp 2060bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 20611da177e4SLinus Torvalds return -ENOMEM; 20621da177e4SLinus Torvalds 2063bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20641da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 20657c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 20661da177e4SLinus Torvalds 2067bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 20681da177e4SLinus Torvalds fibptr, 20697c00ffa3SMark Haverkamp sizeof(*info), 20701da177e4SLinus Torvalds FsaNormal, 20719203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 20721da177e4SLinus Torvalds NULL, 20731da177e4SLinus Torvalds NULL); 20741da177e4SLinus Torvalds 20757c00ffa3SMark Haverkamp if (rcode < 0) { 2076cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 2077cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 2078cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2079bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2080bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2081cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 20827c00ffa3SMark Haverkamp return rcode; 20837c00ffa3SMark Haverkamp } 20847c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 20857c00ffa3SMark Haverkamp 20861c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 20877c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 208806a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 20897c00ffa3SMark Haverkamp 2090bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20917c00ffa3SMark Haverkamp 209206a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 20937c00ffa3SMark Haverkamp 209406a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 20957c00ffa3SMark Haverkamp 2096bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 20977c00ffa3SMark Haverkamp fibptr, 209806a43d17SSalyzyn, Mark sizeof(*sinfo), 20997c00ffa3SMark Haverkamp FsaNormal, 21007c00ffa3SMark Haverkamp 1, 1, 21017c00ffa3SMark Haverkamp NULL, 21027c00ffa3SMark Haverkamp NULL); 21037c00ffa3SMark Haverkamp 21047c00ffa3SMark Haverkamp if (rcode >= 0) 210506a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 2106cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 2107cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 2108cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 2109cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 2110cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 2111cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 21127c00ffa3SMark Haverkamp } 21131da177e4SLinus Torvalds 2114c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 2115c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 211671a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 2117c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 211871a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 211971a91ca4SRaghava Aditya Renukunta } 2120c83b11e3SRaghava Aditya Renukunta } 212184971738SMark Haverkamp 212284971738SMark Haverkamp /* 212384971738SMark Haverkamp * GetBusInfo 212484971738SMark Haverkamp */ 212584971738SMark Haverkamp 2126bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 212784971738SMark Haverkamp 212884971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 212984971738SMark Haverkamp 213084971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 213184971738SMark Haverkamp 213284971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 213384971738SMark Haverkamp 213484971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 213584971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 213684971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 213784971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 213884971738SMark Haverkamp 2139bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 214084971738SMark Haverkamp fibptr, 214184971738SMark Haverkamp sizeof (*bus_info), 214284971738SMark Haverkamp FsaNormal, 214384971738SMark Haverkamp 1, 1, 214484971738SMark Haverkamp NULL, NULL); 214584971738SMark Haverkamp 214694cf6ba1SSalyzyn, Mark /* reasoned default */ 214794cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 214884971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 214984971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 215084971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 215184971738SMark Haverkamp } 215284971738SMark Haverkamp 2153c83b11e3SRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2154fc0fdd9aSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus != 0xffff) 2155fc0fdd9aSRaghava Aditya Renukunta rcode = aac_setup_safw_adapter(dev, AAC_INIT); 2156c83b11e3SRaghava Aditya Renukunta 21578c867b25SMark Haverkamp if (!dev->in_reset) { 215824f02e1dSSalyzyn, Mark char buffer[16]; 21591da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 21607c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 21611da177e4SLinus Torvalds dev->name, 21621da177e4SLinus Torvalds dev->id, 21631da177e4SLinus Torvalds tmp>>24, 21641da177e4SLinus Torvalds (tmp>>16)&0xff, 21651da177e4SLinus Torvalds tmp&0xff, 21667c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 21671c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 21681c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 21691da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 21701da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 21711da177e4SLinus Torvalds dev->name, dev->id, 21721da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21731da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 21741da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 21751da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 21761da177e4SLinus Torvalds dev->name, dev->id, 21771da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21781da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 217924f02e1dSSalyzyn, Mark buffer[0] = '\0'; 2180ee959b00STony Jones if (aac_get_serial_number( 218124f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 218224f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 218324f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 21841c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2185a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2186a45c863fSSalyzyn, Mark dev->name, dev->id, 21871c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 21881c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 21891c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2190a45c863fSSalyzyn, Mark } 21912f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 21921c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2193a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 219429c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 219529c97684SSalyzyn, Mark dev->name, dev->id); 219629c97684SSalyzyn, Mark } 21978c867b25SMark Haverkamp } 21981da177e4SLinus Torvalds 219995e852e1SSalyzyn, Mark dev->cache_protected = 0; 22001c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2201cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 22021da177e4SLinus Torvalds dev->nondasd_support = 0; 22031da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 220495e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 22051da177e4SLinus Torvalds dev->nondasd_support = 1; 22061da177e4SLinus Torvalds 22071da177e4SLinus Torvalds /* 22081da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 22091da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 22101da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 22111da177e4SLinus Torvalds * additional changes changes will have to be made to support 22121da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 22131da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 22141da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 22151da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 22161da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 22171da177e4SLinus Torvalds */ 22181da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 22191da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 22201da177e4SLinus Torvalds dev->nondasd_support = 1; 22211da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 22221da177e4SLinus Torvalds } 22231da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 22241da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 22251da177e4SLinus Torvalds dev->name, dev->id); 22261da177e4SLinus Torvalds 222795e852e1SSalyzyn, Mark if (nondasd != -1) 22281da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 22292f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 22301da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 22311da177e4SLinus Torvalds 2232e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2233d8e96507SLeubner, Achim dev->needs_dac = 1; 22341da177e4SLinus Torvalds dev->dac_support = 0; 2235d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2236d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 22372f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22382f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 22392f7ecc55SSalyzyn, Mark dev->name, dev->id); 22401da177e4SLinus Torvalds dev->dac_support = 1; 22411da177e4SLinus Torvalds } 22421da177e4SLinus Torvalds 22431da177e4SLinus Torvalds if(dacmode != -1) { 22441da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 22451da177e4SLinus Torvalds } 2246d8e96507SLeubner, Achim 2247d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2248d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2249d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2250d8e96507SLeubner, Achim dev->nondasd_support = 0; 2251d8e96507SLeubner, Achim dev->jbod = 0; 2252d8e96507SLeubner, Achim expose_physicals = 0; 2253d8e96507SLeubner, Achim } 2254d8e96507SLeubner, Achim 22558105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 22568105d39dSRaghava Aditya Renukunta if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 22572f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22588105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 22598105d39dSRaghava Aditya Renukunta } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 22608105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 22611da177e4SLinus Torvalds dev->dac_support = 0; 22621da177e4SLinus Torvalds } else { 22638105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 22641da177e4SLinus Torvalds rcode = -ENOMEM; 22651da177e4SLinus Torvalds } 22661da177e4SLinus Torvalds } 22677c00ffa3SMark Haverkamp /* 2268e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2269e8f32de5SMark Haverkamp * interface. 22707c00ffa3SMark Haverkamp */ 2271e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 227294cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 227394cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 227494cf6ba1SSalyzyn, Mark : aac_scsi_64) 2275e8f32de5SMark Haverkamp : aac_scsi_32; 2276e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2277e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2278e8f32de5SMark Haverkamp ? aac_bounds_64 2279e8f32de5SMark Haverkamp : aac_bounds_32; 2280e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2281e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2282e8f32de5SMark Haverkamp } else { 2283e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 22847c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 22857c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 228663a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 228763a70eeaSMark Haverkamp sizeof(struct sgentry); 22887c00ffa3SMark Haverkamp if (dev->dac_support) { 2289e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2290e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 22917c00ffa3SMark Haverkamp /* 22927c00ffa3SMark Haverkamp * 38 scatter gather elements 22937c00ffa3SMark Haverkamp */ 22947c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 22957c00ffa3SMark Haverkamp (dev->max_fib_size - 22967c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 22977c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 229863a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 229963a70eeaSMark Haverkamp sizeof(struct sgentry64); 2300e8f32de5SMark Haverkamp } else { 2301e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2302e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 23037c00ffa3SMark Haverkamp } 23047c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 23057c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 23067c00ffa3SMark Haverkamp /* 23077c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 23087c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 23097c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 23107c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 23117c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 23127c00ffa3SMark Haverkamp * element. 23137c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 23147c00ffa3SMark Haverkamp */ 23157c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 23167c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 23177c00ffa3SMark Haverkamp } 23180e68c003SMark Haverkamp } 2319ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2320ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2321ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2322ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2323ab5d129fSRaghava Aditya Renukunta 2324cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2325cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2326bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2327bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2328cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 23291da177e4SLinus Torvalds 23301da177e4SLinus Torvalds return rcode; 23311da177e4SLinus Torvalds } 23321da177e4SLinus Torvalds 23331da177e4SLinus Torvalds 2334e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 23351da177e4SLinus Torvalds { 23361da177e4SLinus Torvalds struct aac_dev *dev; 23371da177e4SLinus Torvalds struct aac_read_reply *readreply; 23381da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 23391da177e4SLinus Torvalds u32 cid; 23401da177e4SLinus Torvalds 23411da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 23421da177e4SLinus Torvalds 234303d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 234403d44337SMark Haverkamp return; 234503d44337SMark Haverkamp 23461a655040SSalyzyn, Mark dev = fibptr->dev; 2347e5718774SMark Haverkamp cid = scmd_id(scsicmd); 23481da177e4SLinus Torvalds 23497a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 23507a8cf29dSMark Haverkamp u64 lba; 23517a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 23527a8cf29dSMark Haverkamp case WRITE_6: 23537a8cf29dSMark Haverkamp case READ_6: 23547a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 23557a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23567a8cf29dSMark Haverkamp break; 23577a8cf29dSMark Haverkamp case WRITE_16: 23587a8cf29dSMark Haverkamp case READ_16: 23597a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23607a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23617a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23627a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23637a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23647a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23657a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23667a8cf29dSMark Haverkamp break; 23677a8cf29dSMark Haverkamp case WRITE_12: 23687a8cf29dSMark Haverkamp case READ_12: 23697a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23707a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23717a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23727a8cf29dSMark Haverkamp break; 23737a8cf29dSMark Haverkamp default: 23747a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23757a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23767a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23777a8cf29dSMark Haverkamp break; 23787a8cf29dSMark Haverkamp } 23797a8cf29dSMark Haverkamp printk(KERN_DEBUG 23807a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 23817a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 23827a8cf29dSMark Haverkamp } 23831da177e4SLinus Torvalds 2384125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 23851da177e4SLinus Torvalds 2386727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2387727eead6SFUJITA Tomonori 23881da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2389655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2390655d722cSMark Salyzyn case ST_OK: 2391655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2392655d722cSMark Salyzyn SAM_STAT_GOOD; 2393655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2394655d722cSMark Salyzyn break; 2395655d722cSMark Salyzyn case ST_NOT_READY: 2396655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2397655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2398655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2399655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2400655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2401655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2402655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2403655d722cSMark Salyzyn break; 2404f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2405f956a669SRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2406f956a669SRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 2407f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2408f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2409f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2410f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2411f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2412f956a669SRaghava Aditya Renukunta break; 2413655d722cSMark Salyzyn default: 24147c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2415e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 24161da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 24177c00ffa3SMark Haverkamp #endif 2418655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2419655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 24208e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 24218e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 24228e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 24231da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 24243ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 24253ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2426655d722cSMark Salyzyn break; 24271da177e4SLinus Torvalds } 2428bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 24291da177e4SLinus Torvalds 24308e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 24311da177e4SLinus Torvalds } 24321da177e4SLinus Torvalds 24339e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 24341da177e4SLinus Torvalds { 24357a8cf29dSMark Haverkamp u64 lba; 24361da177e4SLinus Torvalds u32 count; 24371da177e4SLinus Torvalds int status; 24381da177e4SLinus Torvalds struct aac_dev *dev; 24391da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2440da3cc679SRajashekhara, Mahesh int cid; 24411da177e4SLinus Torvalds 24421da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24431da177e4SLinus Torvalds /* 24441da177e4SLinus Torvalds * Get block address and transfer length 24451da177e4SLinus Torvalds */ 24467a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 24477a8cf29dSMark Haverkamp case READ_6: 24489e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 24491da177e4SLinus Torvalds 24507a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 24517a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 24521da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 24531da177e4SLinus Torvalds 24541da177e4SLinus Torvalds if (count == 0) 24551da177e4SLinus Torvalds count = 256; 24567a8cf29dSMark Haverkamp break; 24577a8cf29dSMark Haverkamp case READ_16: 24589e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 24597a8cf29dSMark Haverkamp 24607a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 24617a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 24627a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 24637a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 24647a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 24657a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24667a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24677a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 24687a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 24697a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 24707a8cf29dSMark Haverkamp break; 24717a8cf29dSMark Haverkamp case READ_12: 24729e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 24737a8cf29dSMark Haverkamp 24747a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24757a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24767a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24777a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 24787a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24797a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24807a8cf29dSMark Haverkamp break; 24817a8cf29dSMark Haverkamp default: 24829e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 24831da177e4SLinus Torvalds 24847a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24857a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24867a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24871da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24887a8cf29dSMark Haverkamp break; 24891da177e4SLinus Torvalds } 2490da3cc679SRajashekhara, Mahesh 2491da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2492da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2493da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2494da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2495da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2496da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2497da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2498da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2499da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2500da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2501da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2502da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2503da3cc679SRajashekhara, Mahesh return 1; 2504da3cc679SRajashekhara, Mahesh } 2505da3cc679SRajashekhara, Mahesh 25067a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 25077c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2508e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 25097a8cf29dSMark Haverkamp return 0; 25101da177e4SLinus Torvalds /* 25111da177e4SLinus Torvalds * Alocate and initialize a Fib 25121da177e4SLinus Torvalds */ 25136bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 25141ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2515e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 25161da177e4SLinus Torvalds 25171da177e4SLinus Torvalds /* 25181da177e4SLinus Torvalds * Check that the command queued to the controller 25191da177e4SLinus Torvalds */ 25201ae948faSBrian King if (status == -EINPROGRESS) 25211da177e4SLinus Torvalds return 0; 25221da177e4SLinus Torvalds 2523bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 25241da177e4SLinus Torvalds /* 25251da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25261da177e4SLinus Torvalds */ 25271da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 25288e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2529bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2530bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25311da177e4SLinus Torvalds return 0; 25321da177e4SLinus Torvalds } 25331da177e4SLinus Torvalds 25349e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 25351da177e4SLinus Torvalds { 25367a8cf29dSMark Haverkamp u64 lba; 25371da177e4SLinus Torvalds u32 count; 25389d399cc7SSalyzyn, Mark int fua; 25391da177e4SLinus Torvalds int status; 25401da177e4SLinus Torvalds struct aac_dev *dev; 25411da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2542da3cc679SRajashekhara, Mahesh int cid; 25431da177e4SLinus Torvalds 25441da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 25451da177e4SLinus Torvalds /* 25461da177e4SLinus Torvalds * Get block address and transfer length 25471da177e4SLinus Torvalds */ 25481da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 25491da177e4SLinus Torvalds { 25501da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 25511da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 25521da177e4SLinus Torvalds if (count == 0) 25531da177e4SLinus Torvalds count = 256; 25549d399cc7SSalyzyn, Mark fua = 0; 25557a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 25569e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 25577a8cf29dSMark Haverkamp 25587a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 25597a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 25607a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 25617a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 25627a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 25637a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 25647a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25657a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 25667a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 25679d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25687a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 25699e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 25707a8cf29dSMark Haverkamp 25717a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 25727a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25737a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 25747a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25759d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25761da177e4SLinus Torvalds } else { 25779e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 25787a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25791da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25809d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25811da177e4SLinus Torvalds } 2582da3cc679SRajashekhara, Mahesh 2583da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2584da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2585da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2586da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2587da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2588da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2589da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2590da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2591da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2592da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2593da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2594da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2595da3cc679SRajashekhara, Mahesh return 1; 2596da3cc679SRajashekhara, Mahesh } 2597da3cc679SRajashekhara, Mahesh 25987a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 25991da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2600e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 26017a8cf29dSMark Haverkamp return 0; 26021da177e4SLinus Torvalds /* 26031da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 26041da177e4SLinus Torvalds */ 26056bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 26061ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 26079d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 26081da177e4SLinus Torvalds 26091da177e4SLinus Torvalds /* 26101da177e4SLinus Torvalds * Check that the command queued to the controller 26111da177e4SLinus Torvalds */ 26121ae948faSBrian King if (status == -EINPROGRESS) 26131da177e4SLinus Torvalds return 0; 26141da177e4SLinus Torvalds 2615bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 26161da177e4SLinus Torvalds /* 26171da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 26181da177e4SLinus Torvalds */ 26191da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 26208e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 26211da177e4SLinus Torvalds 2622bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2623bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26241da177e4SLinus Torvalds return 0; 26251da177e4SLinus Torvalds } 26261da177e4SLinus Torvalds 26271da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 26281da177e4SLinus Torvalds { 26291da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 26301da177e4SLinus Torvalds struct scsi_cmnd *cmd; 26311da177e4SLinus Torvalds 26321da177e4SLinus Torvalds cmd = context; 26331da177e4SLinus Torvalds 263403d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 263503d44337SMark Haverkamp return; 263603d44337SMark Haverkamp 26371da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 26381da177e4SLinus Torvalds smp_processor_id(), jiffies)); 26391da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 26401da177e4SLinus Torvalds 26411da177e4SLinus Torvalds 26421da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 26431da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 26441da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 26451da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 26461da177e4SLinus Torvalds else { 26471da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 26481a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2649e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 26501da177e4SLinus Torvalds printk(KERN_WARNING 26511da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 26521da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 26531da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 26541da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 26558e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 26568e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 26578e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 26581da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2659b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2660b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 26611da177e4SLinus Torvalds } 26621da177e4SLinus Torvalds 2663bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2664bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 26658e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 26661da177e4SLinus Torvalds } 26671da177e4SLinus Torvalds 26689e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 26691da177e4SLinus Torvalds { 26701da177e4SLinus Torvalds int status; 26711da177e4SLinus Torvalds struct fib *cmd_fibcontext; 26721da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 26731da177e4SLinus Torvalds struct scsi_cmnd *cmd; 26741da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 26751da177e4SLinus Torvalds int active = 0; 267690ee3466SMark Haverkamp struct aac_dev *aac; 2677b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 2678b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 2679b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 26801da177e4SLinus Torvalds unsigned long flags; 26811da177e4SLinus Torvalds 26821da177e4SLinus Torvalds /* 268377d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 268477d644d4SMark Haverkamp * specific target (block). 26851da177e4SLinus Torvalds */ 26861da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 26871da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 2688b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 2689b90f90d2SSalyzyn, Mark u64 cmnd_lba; 2690b90f90d2SSalyzyn, Mark u32 cmnd_count; 2691b90f90d2SSalyzyn, Mark 2692b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 2693b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 2694b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 2695b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 2696b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 2697b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 2698b90f90d2SSalyzyn, Mark cmnd_count = 256; 2699b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 2700b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 2701b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 2702b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 2703b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 2704b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 2705b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2706b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2707b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2708b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 2709b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 2710b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 2711b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 2712b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 2713b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2714b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2715b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2716b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2717b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 2718b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2719b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2720b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2721b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 2722b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2723b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2724b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2725b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2726b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 2727b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 2728b90f90d2SSalyzyn, Mark } else 2729b90f90d2SSalyzyn, Mark continue; 2730b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 2731b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 2732b90f90d2SSalyzyn, Mark continue; 27331da177e4SLinus Torvalds ++active; 27341da177e4SLinus Torvalds break; 27351da177e4SLinus Torvalds } 27361da177e4SLinus Torvalds 27371da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 27381da177e4SLinus Torvalds 27391da177e4SLinus Torvalds /* 27401da177e4SLinus Torvalds * Yield the processor (requeue for later) 27411da177e4SLinus Torvalds */ 27421da177e4SLinus Torvalds if (active) 27431da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 27441da177e4SLinus Torvalds 2745f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 27468c867b25SMark Haverkamp if (aac->in_reset) 27478c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 27488c867b25SMark Haverkamp 27491da177e4SLinus Torvalds /* 27507c00ffa3SMark Haverkamp * Allocate and initialize a Fib 27511da177e4SLinus Torvalds */ 275290ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 27531da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 27541da177e4SLinus Torvalds 2755bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 27561da177e4SLinus Torvalds 27571da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 27581da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 27591da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 27609e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 27611da177e4SLinus Torvalds synchronizecmd->count = 27621da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 27631ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 27641da177e4SLinus Torvalds 27651da177e4SLinus Torvalds /* 27661da177e4SLinus Torvalds * Now send the Fib to the adapter 27671da177e4SLinus Torvalds */ 2768bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 27691da177e4SLinus Torvalds cmd_fibcontext, 27701da177e4SLinus Torvalds sizeof(struct aac_synchronize), 27711da177e4SLinus Torvalds FsaNormal, 27721da177e4SLinus Torvalds 0, 1, 27731da177e4SLinus Torvalds (fib_callback)synchronize_callback, 27741da177e4SLinus Torvalds (void *)scsicmd); 27751da177e4SLinus Torvalds 27761da177e4SLinus Torvalds /* 27771da177e4SLinus Torvalds * Check that the command queued to the controller 27781da177e4SLinus Torvalds */ 27791ae948faSBrian King if (status == -EINPROGRESS) 27801da177e4SLinus Torvalds return 0; 27811da177e4SLinus Torvalds 27821da177e4SLinus Torvalds printk(KERN_WARNING 2783bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2784bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2785bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 27861da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 27871da177e4SLinus Torvalds } 27881da177e4SLinus Torvalds 2789655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2790655d722cSMark Salyzyn { 2791655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2792655d722cSMark Salyzyn 2793655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2794655d722cSMark Salyzyn return; 2795655d722cSMark Salyzyn 2796655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2797655d722cSMark Salyzyn 2798655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2799655d722cSMark Salyzyn 2800655d722cSMark Salyzyn aac_fib_complete(fibptr); 2801655d722cSMark Salyzyn aac_fib_free(fibptr); 2802655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2803655d722cSMark Salyzyn } 2804655d722cSMark Salyzyn 2805655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2806655d722cSMark Salyzyn { 2807655d722cSMark Salyzyn int status; 2808655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2809655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2810655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2811655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2812655d722cSMark Salyzyn 28131c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2814655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2815655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2816655d722cSMark Salyzyn SAM_STAT_GOOD; 2817655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2818655d722cSMark Salyzyn return 0; 2819655d722cSMark Salyzyn } 2820655d722cSMark Salyzyn 2821655d722cSMark Salyzyn if (aac->in_reset) 2822655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2823655d722cSMark Salyzyn 2824655d722cSMark Salyzyn /* 2825655d722cSMark Salyzyn * Allocate and initialize a Fib 2826655d722cSMark Salyzyn */ 28276bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2828655d722cSMark Salyzyn 2829655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2830655d722cSMark Salyzyn 2831655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2832655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2833655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2834655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2835655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2836655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2837655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2838655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2839655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 28401ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2841655d722cSMark Salyzyn 2842655d722cSMark Salyzyn /* 2843655d722cSMark Salyzyn * Now send the Fib to the adapter 2844655d722cSMark Salyzyn */ 2845655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2846655d722cSMark Salyzyn cmd_fibcontext, 2847655d722cSMark Salyzyn sizeof(struct aac_power_management), 2848655d722cSMark Salyzyn FsaNormal, 2849655d722cSMark Salyzyn 0, 1, 2850655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2851655d722cSMark Salyzyn (void *)scsicmd); 2852655d722cSMark Salyzyn 2853655d722cSMark Salyzyn /* 2854655d722cSMark Salyzyn * Check that the command queued to the controller 2855655d722cSMark Salyzyn */ 28561ae948faSBrian King if (status == -EINPROGRESS) 2857655d722cSMark Salyzyn return 0; 2858655d722cSMark Salyzyn 2859655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2860655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2861655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2862655d722cSMark Salyzyn } 2863655d722cSMark Salyzyn 28641da177e4SLinus Torvalds /** 28651da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 28661da177e4SLinus Torvalds * @scsicmd: SCSI command block 28671da177e4SLinus Torvalds * 28681da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 28691da177e4SLinus Torvalds * aacraid firmware. 28701da177e4SLinus Torvalds */ 28711da177e4SLinus Torvalds 28721da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 28731da177e4SLinus Torvalds { 2874ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 28751da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 28761da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 28771da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 28781da177e4SLinus Torvalds 287990ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 288090ee3466SMark Haverkamp return -1; 28811da177e4SLinus Torvalds /* 28821da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 28831da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 28841da177e4SLinus Torvalds * itself. 28851da177e4SLinus Torvalds */ 28861a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 28871a655040SSalyzyn, Mark if (cid != host->this_id) { 28881a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 28891a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2890e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 28911da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2892c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28931da177e4SLinus Torvalds } 28941da177e4SLinus Torvalds 28951da177e4SLinus Torvalds /* 28961da177e4SLinus Torvalds * If the target container doesn't exist, it may have 28971da177e4SLinus Torvalds * been newly created 28981da177e4SLinus Torvalds */ 2899655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2900655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2901655d722cSMark Salyzyn NOT_READY)) { 29021da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2903eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 29047a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 29057a8cf29dSMark Haverkamp !(dev->raw_io_64) || 29067a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 29077a8cf29dSMark Haverkamp break; 29081da177e4SLinus Torvalds case INQUIRY: 29091da177e4SLinus Torvalds case READ_CAPACITY: 29101da177e4SLinus Torvalds case TEST_UNIT_READY: 29118c867b25SMark Haverkamp if (dev->in_reset) 29128c867b25SMark Haverkamp return -1; 2913fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2914fe76df42SMark Haverkamp aac_probe_container_callback2); 29151da177e4SLinus Torvalds default: 29161da177e4SLinus Torvalds break; 29171da177e4SLinus Torvalds } 29181da177e4SLinus Torvalds } 29191da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2920ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2921ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2922ab5d129fSRaghava Aditya Renukunta (dev->hba_map[bus][cid].expose 2923ab5d129fSRaghava Aditya Renukunta == AAC_HIDE_DISK)){ 2924ab5d129fSRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY) { 2925ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 2926ab5d129fSRaghava Aditya Renukunta goto scsi_done_ret; 2927ab5d129fSRaghava Aditya Renukunta } 2928ab5d129fSRaghava Aditya Renukunta } 2929ab5d129fSRaghava Aditya Renukunta 2930ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2931ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2932ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2933ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2934ab5d129fSRaghava Aditya Renukunta return -1; 2935ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2936ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2937cb1042f2SSalyzyn, Mark dev->jbod) { 29388c867b25SMark Haverkamp if (dev->in_reset) 29398c867b25SMark Haverkamp return -1; 29401da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 29411da177e4SLinus Torvalds } else { 29421da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2943c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 29441da177e4SLinus Torvalds } 29451da177e4SLinus Torvalds } 29461da177e4SLinus Torvalds } 29471da177e4SLinus Torvalds /* 29481da177e4SLinus Torvalds * else Command for the controller itself 29491da177e4SLinus Torvalds */ 29501da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 29511da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 29521da177e4SLinus Torvalds { 29531da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 29541da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 29558e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 29568e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 29578e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 29581da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 29593ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 29603ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2961c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 29621da177e4SLinus Torvalds } 29631da177e4SLinus Torvalds 29641da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2965c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2966c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2967c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2968c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2969c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2970c4e2fbcaSRaghava Aditya Renukunta return -1; 2971c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2972c4e2fbcaSRaghava Aditya Renukunta 2973c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2974c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2975c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2976c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2977c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2978c4e2fbcaSRaghava Aditya Renukunta return -1; 2979c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2980c4e2fbcaSRaghava Aditya Renukunta 2981c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2982c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 2983c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2984c4e2fbcaSRaghava Aditya Renukunta break; 2985c4e2fbcaSRaghava Aditya Renukunta } 2986c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2987c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2988c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 29891da177e4SLinus Torvalds case INQUIRY: 29901da177e4SLinus Torvalds { 29913b2946ccSMark Haverkamp struct inquiry_data inq_data; 29921da177e4SLinus Torvalds 29931a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 29943b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 29951da177e4SLinus Torvalds 2996d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 299788e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 299888e2f98eSSalyzyn, Mark 299988e2f98eSSalyzyn, Mark /* EVPD bit set */ 300088e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 300188e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 300288e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 300388e2f98eSSalyzyn, Mark /* supported vital product data pages */ 30045d910649SMahesh Rajashekhara arr[3] = 3; 300588e2f98eSSalyzyn, Mark arr[4] = 0x0; 300688e2f98eSSalyzyn, Mark arr[5] = 0x80; 30075d910649SMahesh Rajashekhara arr[6] = 0x83; 300888e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 3009d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 301088e2f98eSSalyzyn, Mark sizeof(inq_data)); 3011c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 301288e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 301388e2f98eSSalyzyn, Mark /* unit serial number page */ 301488e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 301588e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 301688e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 3017d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 301888e2f98eSSalyzyn, Mark sizeof(inq_data)); 3019d8e96507SLeubner, Achim if (aac_wwn != 2) 3020d8e96507SLeubner, Achim return aac_get_container_serial( 3021d8e96507SLeubner, Achim scsicmd); 3022c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 30235d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 30245d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 30255d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 30265d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 30275d910649SMahesh Rajashekhara scmd_id(scsicmd)); 30285d910649SMahesh Rajashekhara if (aac_wwn != 2) 30295d910649SMahesh Rajashekhara return aac_get_container_serial( 30305d910649SMahesh Rajashekhara scsicmd); 3031c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 303288e2f98eSSalyzyn, Mark } else { 303388e2f98eSSalyzyn, Mark /* vpd page not implemented */ 303488e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 303588e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 303688e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 30378e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 30388e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 30398e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 304088e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 304188e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 30423ace426fSSalyzyn, Mark min_t(size_t, 30433ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 30443ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 304588e2f98eSSalyzyn, Mark } 3046c4e2fbcaSRaghava Aditya Renukunta break; 304788e2f98eSSalyzyn, Mark } 30483b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 30493b2946ccSMark 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 */ 30503b2946ccSMark Haverkamp inq_data.inqd_len = 31; 30511da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 30523b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 30531da177e4SLinus Torvalds /* 30541da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 30551da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 30561da177e4SLinus Torvalds */ 30571a655040SSalyzyn, Mark if (cid == host->this_id) { 30586391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 30593b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 3060d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 3061d4345028SFUJITA Tomonori sizeof(inq_data)); 3062c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3063c4e2fbcaSRaghava Aditya Renukunta break; 30641da177e4SLinus Torvalds } 30658c867b25SMark Haverkamp if (dev->in_reset) 30668c867b25SMark Haverkamp return -1; 3067794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 30683b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 3069d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 30709e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 30711da177e4SLinus Torvalds } 3072eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 30737a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 30747a8cf29dSMark Haverkamp !(dev->raw_io_64) || 30757a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 30767a8cf29dSMark Haverkamp break; 30777a8cf29dSMark Haverkamp { 30787a8cf29dSMark Haverkamp u64 capacity; 307907ce5ebaSMark Haverkamp char cp[13]; 3080b271f1c8SFUJITA Tomonori unsigned int alloc_len; 30817a8cf29dSMark Haverkamp 30827a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 30837a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 30847a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 30857a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 30867a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 30877a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 30887a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 30897a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 30907a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 30917a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 3092b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3093b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3094b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3095b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 309607ce5ebaSMark Haverkamp cp[12] = 0; 309707ce5ebaSMark Haverkamp 3098b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 3099b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 3100b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 3101b271f1c8SFUJITA Tomonori 3102b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 3103d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 3104b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 3105b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 3106b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 31077a8cf29dSMark Haverkamp 31087a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 31097a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 31107a8cf29dSMark Haverkamp 3111c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3112c4e2fbcaSRaghava Aditya Renukunta break; 31137a8cf29dSMark Haverkamp } 31147a8cf29dSMark Haverkamp 31151da177e4SLinus Torvalds case READ_CAPACITY: 31161da177e4SLinus Torvalds { 31171da177e4SLinus Torvalds u32 capacity; 31183b2946ccSMark Haverkamp char cp[8]; 31191da177e4SLinus Torvalds 31201da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 31217a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 31221da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 31231da177e4SLinus Torvalds else 31241da177e4SLinus Torvalds capacity = (u32)-1; 31253b2946ccSMark Haverkamp 31261da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 31271da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 31281da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 31291da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 3130b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3131b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3132b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3133b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 3134d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 31357a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 31367a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 3137c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3138c4e2fbcaSRaghava Aditya Renukunta break; 31391da177e4SLinus Torvalds } 31401da177e4SLinus Torvalds 31411da177e4SLinus Torvalds case MODE_SENSE: 31421da177e4SLinus Torvalds { 31439d399cc7SSalyzyn, Mark int mode_buf_length = 4; 3144b836439fSMahesh Rajashekhara u32 capacity; 3145b836439fSMahesh Rajashekhara aac_modep_data mpd; 3146b836439fSMahesh Rajashekhara 3147b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3148b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3149b836439fSMahesh Rajashekhara else 3150b836439fSMahesh Rajashekhara capacity = (u32)-1; 31511da177e4SLinus Torvalds 31521da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 3153b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 3154b836439fSMahesh Rajashekhara 3155b836439fSMahesh Rajashekhara /* Mode data length */ 3156b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 3157b836439fSMahesh Rajashekhara /* Medium type - default */ 3158b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 3159b836439fSMahesh Rajashekhara /* Device-specific param, 31609d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 31619d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3162b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 3163b836439fSMahesh Rajashekhara 316495e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3165b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 3166b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 3167b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 3168b836439fSMahesh Rajashekhara else { 3169b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 3170b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 3171b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 3172b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3173b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3174b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3175b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3176b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 31775d910649SMahesh Rajashekhara 31785d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 31795d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 31805d910649SMahesh Rajashekhara /* page length */ 31815d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 31825d910649SMahesh Rajashekhara /* Mode data length */ 31835d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 31845d910649SMahesh Rajashekhara } else { 31855d910649SMahesh Rajashekhara /* Mode data length */ 31865d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 31875d910649SMahesh Rajashekhara } 31885d910649SMahesh Rajashekhara 3189b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3190b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3191b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3192b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3193b836439fSMahesh Rajashekhara } else { 3194b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3195b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3196b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3197b836439fSMahesh Rajashekhara } 3198b836439fSMahesh Rajashekhara } 31999d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 32009d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3201b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3202b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3203b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3204b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 320595e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3206b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 32075d910649SMahesh Rajashekhara } 32085d910649SMahesh Rajashekhara 32099d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 32109d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 32115d910649SMahesh Rajashekhara else 32125d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3213b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3214b836439fSMahesh Rajashekhara (char *)&mpd, 3215b836439fSMahesh Rajashekhara mode_buf_length); 3216c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3217c4e2fbcaSRaghava Aditya Renukunta break; 32181da177e4SLinus Torvalds } 32191da177e4SLinus Torvalds case MODE_SENSE_10: 32201da177e4SLinus Torvalds { 3221b836439fSMahesh Rajashekhara u32 capacity; 32229d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3223b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3224b836439fSMahesh Rajashekhara 3225b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3226b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3227b836439fSMahesh Rajashekhara else 3228b836439fSMahesh Rajashekhara capacity = (u32)-1; 32291da177e4SLinus Torvalds 32301da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3231b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3232b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3233b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3234b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3235b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3236b836439fSMahesh Rajashekhara /* Medium type - default */ 3237b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3238b836439fSMahesh Rajashekhara /* Device-specific param, 32399d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 32409d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3241b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3242b836439fSMahesh Rajashekhara 324395e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3244b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3245b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3246b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3247b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3248b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3249b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3250b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3251b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3252b836439fSMahesh Rajashekhara } else { 3253b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3254b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3255b836439fSMahesh Rajashekhara 3256b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3257b836439fSMahesh Rajashekhara 3258b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3259b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3260b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3261b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3262b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3263b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3264b836439fSMahesh Rajashekhara 3265b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3266b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3267b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3268b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3269b836439fSMahesh Rajashekhara } else { 3270b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3271b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3272b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3273b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3274b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3275b836439fSMahesh Rajashekhara capacity & 0xff; 3276b836439fSMahesh Rajashekhara } 3277b836439fSMahesh Rajashekhara } 32789d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 32799d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3280b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3281b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3282b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3283b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 328495e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3285b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 32869d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 32879d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 32889d399cc7SSalyzyn, Mark } 3289b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3290b836439fSMahesh Rajashekhara (char *)&mpd10, 3291b836439fSMahesh Rajashekhara mode_buf_length); 32921da177e4SLinus Torvalds 3293c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3294c4e2fbcaSRaghava Aditya Renukunta break; 32951da177e4SLinus Torvalds } 32961da177e4SLinus Torvalds case REQUEST_SENSE: 32971da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3298c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3299c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3300c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3301c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3302c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3303c4e2fbcaSRaghava Aditya Renukunta break; 33041da177e4SLinus Torvalds 33051da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 33061da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 33071da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 33081da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 33091da177e4SLinus Torvalds else 33101da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 33111da177e4SLinus Torvalds 3312c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3313c4e2fbcaSRaghava Aditya Renukunta break; 33141da177e4SLinus Torvalds /* 33151da177e4SLinus Torvalds * These commands are all No-Ops 33161da177e4SLinus Torvalds */ 33171da177e4SLinus Torvalds case TEST_UNIT_READY: 3318655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3319655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3320655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 3321655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3322655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3323655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3324655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3325655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3326655d722cSMark Salyzyn min_t(size_t, 3327655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3328655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3329c4e2fbcaSRaghava Aditya Renukunta break; 3330655d722cSMark Salyzyn } 33311da177e4SLinus Torvalds case RESERVE: 33321da177e4SLinus Torvalds case RELEASE: 33331da177e4SLinus Torvalds case REZERO_UNIT: 33341da177e4SLinus Torvalds case REASSIGN_BLOCKS: 33351da177e4SLinus Torvalds case SEEK_10: 3336c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3337c4e2fbcaSRaghava Aditya Renukunta break; 3338655d722cSMark Salyzyn 3339655d722cSMark Salyzyn case START_STOP: 3340655d722cSMark Salyzyn return aac_start_stop(scsicmd); 33411da177e4SLinus Torvalds 334295e852e1SSalyzyn, Mark /* FALLTHRU */ 33431da177e4SLinus Torvalds default: 33441da177e4SLinus Torvalds /* 33451da177e4SLinus Torvalds * Unhandled commands 33461da177e4SLinus Torvalds */ 3347c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3348c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3349c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3350c4e2fbcaSRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 33518e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 33521da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 33538e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 33541da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 33553ace426fSSalyzyn, Mark min_t(size_t, 33563ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 33573ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3358c4e2fbcaSRaghava Aditya Renukunta } 3359c4e2fbcaSRaghava Aditya Renukunta 3360c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3361c4e2fbcaSRaghava Aditya Renukunta 33621da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 33631da177e4SLinus Torvalds return 0; 33641da177e4SLinus Torvalds } 33651da177e4SLinus Torvalds 33661da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 33671da177e4SLinus Torvalds { 33681da177e4SLinus Torvalds struct aac_query_disk qd; 33691da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33701da177e4SLinus Torvalds 33711da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 337290ee3466SMark Haverkamp if (!fsa_dev_ptr) 337365101355SMark Haverkamp return -EBUSY; 33741da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 33751da177e4SLinus Torvalds return -EFAULT; 3376e6fd916aSDan Carpenter if (qd.cnum == -1) { 3377e6fd916aSDan Carpenter if (qd.id < 0 || qd.id >= dev->maximum_num_containers) 3378e6fd916aSDan Carpenter return -EINVAL; 3379e5718774SMark Haverkamp qd.cnum = qd.id; 3380e6fd916aSDan Carpenter } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { 33811da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 33821da177e4SLinus Torvalds return -EINVAL; 33831da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 33841da177e4SLinus Torvalds qd.bus = 0; 33851da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 33861da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 33871da177e4SLinus Torvalds } 33881da177e4SLinus Torvalds else return -EINVAL; 33891da177e4SLinus Torvalds 3390fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 33911da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 33921da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 33931da177e4SLinus Torvalds 33941da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 33951da177e4SLinus Torvalds qd.unmapped = 1; 33961da177e4SLinus Torvalds else 33971da177e4SLinus Torvalds qd.unmapped = 0; 33981da177e4SLinus Torvalds 33991da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 34001da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 34011da177e4SLinus Torvalds 34021da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 34031da177e4SLinus Torvalds return -EFAULT; 34041da177e4SLinus Torvalds return 0; 34051da177e4SLinus Torvalds } 34061da177e4SLinus Torvalds 34071da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 34081da177e4SLinus Torvalds { 34091da177e4SLinus Torvalds struct aac_delete_disk dd; 34101da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 34111da177e4SLinus Torvalds 34121da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 341365101355SMark Haverkamp if (!fsa_dev_ptr) 341465101355SMark Haverkamp return -EBUSY; 34151da177e4SLinus Torvalds 34161da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 34171da177e4SLinus Torvalds return -EFAULT; 34181da177e4SLinus Torvalds 34191da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 34201da177e4SLinus Torvalds return -EINVAL; 34211da177e4SLinus Torvalds /* 34221da177e4SLinus Torvalds * Mark this container as being deleted. 34231da177e4SLinus Torvalds */ 34241da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 34251da177e4SLinus Torvalds /* 34261da177e4SLinus Torvalds * Mark the container as no longer valid 34271da177e4SLinus Torvalds */ 34281da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 34291da177e4SLinus Torvalds return 0; 34301da177e4SLinus Torvalds } 34311da177e4SLinus Torvalds 34321da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 34331da177e4SLinus Torvalds { 34341da177e4SLinus Torvalds struct aac_delete_disk dd; 34351da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 34361da177e4SLinus Torvalds 34371da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 343890ee3466SMark Haverkamp if (!fsa_dev_ptr) 343965101355SMark Haverkamp return -EBUSY; 34401da177e4SLinus Torvalds 34411da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 34421da177e4SLinus Torvalds return -EFAULT; 34431da177e4SLinus Torvalds 34441da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 34451da177e4SLinus Torvalds return -EINVAL; 34461da177e4SLinus Torvalds /* 34471da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 34481da177e4SLinus Torvalds */ 34491da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 34501da177e4SLinus Torvalds return -EBUSY; 34511da177e4SLinus Torvalds else { 34521da177e4SLinus Torvalds /* 34531da177e4SLinus Torvalds * Mark the container as no longer being valid. 34541da177e4SLinus Torvalds */ 34551da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 34561da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 34571da177e4SLinus Torvalds return 0; 34581da177e4SLinus Torvalds } 34591da177e4SLinus Torvalds } 34601da177e4SLinus Torvalds 34611da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 34621da177e4SLinus Torvalds { 34631da177e4SLinus Torvalds switch (cmd) { 34641da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 34651da177e4SLinus Torvalds return query_disk(dev, arg); 34661da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 34671da177e4SLinus Torvalds return delete_disk(dev, arg); 34681da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 34691da177e4SLinus Torvalds return force_delete_disk(dev, arg); 34701da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 34711da177e4SLinus Torvalds return aac_get_containers(dev); 34721da177e4SLinus Torvalds default: 34731da177e4SLinus Torvalds return -ENOTTY; 34741da177e4SLinus Torvalds } 34751da177e4SLinus Torvalds } 34761da177e4SLinus Torvalds 34771da177e4SLinus Torvalds /** 34781da177e4SLinus Torvalds * 34791da177e4SLinus Torvalds * aac_srb_callback 34801da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 34811da177e4SLinus Torvalds * @fibptr: pointer to the fib 34821da177e4SLinus Torvalds * 34831da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 34841da177e4SLinus Torvalds * 34851da177e4SLinus Torvalds */ 34861da177e4SLinus Torvalds 34871da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 34881da177e4SLinus Torvalds { 34891da177e4SLinus Torvalds struct aac_dev *dev; 34901da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 34911da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 34921da177e4SLinus Torvalds 34931da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 349403d44337SMark Haverkamp 349503d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 349603d44337SMark Haverkamp return; 349703d44337SMark Haverkamp 3498125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 34994ec57fb4SRaghava Aditya Renukunta 35001a655040SSalyzyn, Mark dev = fibptr->dev; 35011a655040SSalyzyn, Mark 350255b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 35034ec57fb4SRaghava Aditya Renukunta 35041da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 350585d22bbfSMahesh Rajashekhara 350685d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 350785d22bbfSMahesh Rajashekhara /* fast response */ 350885d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 350985d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 351085d22bbfSMahesh Rajashekhara } else { 35111da177e4SLinus Torvalds /* 35121da177e4SLinus Torvalds * Calculate resid for sg 35131da177e4SLinus Torvalds */ 3514727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3515727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 35164ec57fb4SRaghava Aditya Renukunta } 35174ec57fb4SRaghava Aditya Renukunta 35184ec57fb4SRaghava Aditya Renukunta 35194ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 35204ec57fb4SRaghava Aditya Renukunta 35214ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 35224ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 35234ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 35244ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 35254ec57fb4SRaghava Aditya Renukunta 35261da177e4SLinus Torvalds /* 35271da177e4SLinus Torvalds * First check the fib status 35281da177e4SLinus Torvalds */ 35291da177e4SLinus Torvalds 35301da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 35311da177e4SLinus Torvalds int len; 353255b87608SMahesh Rajashekhara 35334ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 35344ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 35353ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35363ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 353755b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 353855b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 353955b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 354055b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 354155b87608SMahesh Rajashekhara srbreply->sense_data, len); 35421da177e4SLinus Torvalds } 35431da177e4SLinus Torvalds 35441da177e4SLinus Torvalds /* 35451da177e4SLinus Torvalds * Next check the srb status 35461da177e4SLinus Torvalds */ 35471da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 35481da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 35491da177e4SLinus Torvalds case SRB_STATUS_PENDING: 35501da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 35511da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 35521da177e4SLinus Torvalds break; 35531da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 35541da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 35551da177e4SLinus Torvalds case READ_6: 35561da177e4SLinus Torvalds case WRITE_6: 35571da177e4SLinus Torvalds case READ_10: 35581da177e4SLinus Torvalds case WRITE_10: 35591da177e4SLinus Torvalds case READ_12: 35601da177e4SLinus Torvalds case WRITE_12: 35617a8cf29dSMark Haverkamp case READ_16: 35627a8cf29dSMark Haverkamp case WRITE_16: 356355b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 356455b87608SMahesh Rajashekhara < scsicmd->underflow) 35654ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 356655b87608SMahesh Rajashekhara else 35674ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 356855b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 356955b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35701da177e4SLinus Torvalds break; 35714ec57fb4SRaghava Aditya Renukunta case INQUIRY: 357255b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 357355b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35741da177e4SLinus Torvalds break; 35751da177e4SLinus Torvalds default: 35761da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 35771da177e4SLinus Torvalds break; 35781da177e4SLinus Torvalds } 35791da177e4SLinus Torvalds break; 35801da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 35811da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 35821da177e4SLinus Torvalds break; 35831da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 358455b87608SMahesh Rajashekhara /* 358555b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 358655b87608SMahesh Rajashekhara * hba was trying to abort for some reason 358755b87608SMahesh Rajashekhara */ 35881da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 35891da177e4SLinus Torvalds break; 35901da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 359155b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 359255b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 35931da177e4SLinus Torvalds break; 35941da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 35951da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 35961da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 35971da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 35981da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 359955b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 360055b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 36011da177e4SLinus Torvalds break; 36021da177e4SLinus Torvalds 36031da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 36041da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 360555b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 360655b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 36071da177e4SLinus Torvalds break; 36081da177e4SLinus Torvalds 36091da177e4SLinus Torvalds case SRB_STATUS_BUSY: 361055b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 361155b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 36121da177e4SLinus Torvalds break; 36131da177e4SLinus Torvalds 36141da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 361555b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 361655b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 36171da177e4SLinus Torvalds break; 36181da177e4SLinus Torvalds 36191da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 362055b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 362155b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 36221da177e4SLinus Torvalds break; 36231da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 36241da177e4SLinus Torvalds case SRB_STATUS_ERROR: 36251da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 36261da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 36271da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 36281da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 36291da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 36301da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 36311da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 36321da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 36331da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 36341da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 36351da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 36361da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 36371da177e4SLinus Torvalds default: 36381da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 36394ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 36401da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 36411da177e4SLinus Torvalds aac_get_status_string( 36421da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 36431da177e4SLinus Torvalds scsicmd->cmnd[0], 36441da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 36451da177e4SLinus Torvalds #endif 36464ec57fb4SRaghava Aditya Renukunta /* 36474ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 36484ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 36494ec57fb4SRaghava Aditya Renukunta * 36504ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 36514ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 36524ec57fb4SRaghava Aditya Renukunta */ 36531fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 36541fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 36554ec57fb4SRaghava Aditya Renukunta 36561fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 36571fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 36581fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36591da177e4SLinus Torvalds break; 36601fc8010aSRajashekhara, Mahesh } else { 36611fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 36621fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36631fc8010aSRajashekhara, Mahesh break; 36641fc8010aSRajashekhara, Mahesh } 36651fc8010aSRajashekhara, Mahesh } else { 36661fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 36671fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36681fc8010aSRajashekhara, Mahesh break; 36691fc8010aSRajashekhara, Mahesh } 36701da177e4SLinus Torvalds } 367155b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 367255b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 36731da177e4SLinus Torvalds int len; 367455b87608SMahesh Rajashekhara 36751da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 36763ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 36773ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 36781da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 36794ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 36807a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 36811da177e4SLinus Torvalds #endif 368255b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 368355b87608SMahesh Rajashekhara srbreply->sense_data, len); 368455b87608SMahesh Rajashekhara } 36854ec57fb4SRaghava Aditya Renukunta 36861da177e4SLinus Torvalds /* 36871da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 36881da177e4SLinus Torvalds */ 36891da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 36901da177e4SLinus Torvalds 3691bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 36928e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 36931da177e4SLinus Torvalds } 36941da177e4SLinus Torvalds 3695ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3696ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3697ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3698ab5d129fSRaghava Aditya Renukunta 3699ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3700ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3701ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3702ab5d129fSRaghava Aditya Renukunta 3703ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3704ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3705ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3706ab5d129fSRaghava Aditya Renukunta break; 3707ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3708ab5d129fSRaghava Aditya Renukunta { 3709ab5d129fSRaghava Aditya Renukunta int len; 3710ab5d129fSRaghava Aditya Renukunta 3711ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3712ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3713ab5d129fSRaghava Aditya Renukunta if (len) 3714ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3715ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3716ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3717ab5d129fSRaghava Aditya Renukunta break; 3718ab5d129fSRaghava Aditya Renukunta } 3719ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3720ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 3721ab5d129fSRaghava Aditya Renukunta break; 3722ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3723ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ABORT << 16 | ABORT << 8; 3724ab5d129fSRaghava Aditya Renukunta break; 3725ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3726ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3727ab5d129fSRaghava Aditya Renukunta default: 3728ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3729ab5d129fSRaghava Aditya Renukunta break; 3730ab5d129fSRaghava Aditya Renukunta } 3731ab5d129fSRaghava Aditya Renukunta } 3732ab5d129fSRaghava Aditya Renukunta 3733ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3734ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3735ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3736ab5d129fSRaghava Aditya Renukunta { 3737ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3738ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3739ab5d129fSRaghava Aditya Renukunta { 3740ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3741ab5d129fSRaghava Aditya Renukunta 3742ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3743ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3744ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3745ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3746ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3747ab5d129fSRaghava Aditya Renukunta } 3748ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3749ab5d129fSRaghava Aditya Renukunta break; 3750ab5d129fSRaghava Aditya Renukunta } 3751ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3752ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3753ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | 3754ab5d129fSRaghava Aditya Renukunta COMMAND_COMPLETE << 8 | SAM_STAT_BUSY; 3755ab5d129fSRaghava Aditya Renukunta break; 3756ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3757ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ABORT << 16 | ABORT << 8; 3758ab5d129fSRaghava Aditya Renukunta break; 3759ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3760ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3761ab5d129fSRaghava Aditya Renukunta break; 3762ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3763ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3764ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3765ab5d129fSRaghava Aditya Renukunta break; 3766ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3767ab5d129fSRaghava Aditya Renukunta default: 3768ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3769ab5d129fSRaghava Aditya Renukunta break; 3770ab5d129fSRaghava Aditya Renukunta } 3771ab5d129fSRaghava Aditya Renukunta } 3772ab5d129fSRaghava Aditya Renukunta 37731da177e4SLinus Torvalds /** 37741da177e4SLinus Torvalds * 3775ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3776ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3777ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3778ab5d129fSRaghava Aditya Renukunta * 3779ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3780ab5d129fSRaghava Aditya Renukunta * 3781ab5d129fSRaghava Aditya Renukunta */ 3782ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3783ab5d129fSRaghava Aditya Renukunta { 3784ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3785ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3786ab5d129fSRaghava Aditya Renukunta 3787ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3788ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3789ab5d129fSRaghava Aditya Renukunta 3790ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3791ab5d129fSRaghava Aditya Renukunta 3792ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3793ab5d129fSRaghava Aditya Renukunta return; 3794ab5d129fSRaghava Aditya Renukunta 3795ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3796ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3797ab5d129fSRaghava Aditya Renukunta 3798ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3799ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3800ab5d129fSRaghava Aditya Renukunta 3801ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3802ab5d129fSRaghava Aditya Renukunta /* fast response */ 3803ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3804ab5d129fSRaghava Aditya Renukunta goto out; 3805ab5d129fSRaghava Aditya Renukunta } 3806ab5d129fSRaghava Aditya Renukunta 3807ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3808ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3809ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3810ab5d129fSRaghava Aditya Renukunta break; 3811ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3812ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3813ab5d129fSRaghava Aditya Renukunta break; 3814ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3815ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 3816ab5d129fSRaghava Aditya Renukunta break; 3817ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3818ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3819ab5d129fSRaghava Aditya Renukunta break; 3820ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3821ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3822ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3823ab5d129fSRaghava Aditya Renukunta break; 3824ab5d129fSRaghava Aditya Renukunta default: 3825ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3826ab5d129fSRaghava Aditya Renukunta break; 3827ab5d129fSRaghava Aditya Renukunta } 3828ab5d129fSRaghava Aditya Renukunta 3829ab5d129fSRaghava Aditya Renukunta out: 3830ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3831ab5d129fSRaghava Aditya Renukunta 3832ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3833ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3834ab5d129fSRaghava Aditya Renukunta else 3835ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3836ab5d129fSRaghava Aditya Renukunta } 3837ab5d129fSRaghava Aditya Renukunta 3838ab5d129fSRaghava Aditya Renukunta /** 3839ab5d129fSRaghava Aditya Renukunta * 3840ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 38411da177e4SLinus Torvalds * @scsicmd: the scsi command block 38421da177e4SLinus Torvalds * 38431da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 38441da177e4SLinus Torvalds * scsicmd passed in. 38451da177e4SLinus Torvalds */ 38461da177e4SLinus Torvalds 38471da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 38481da177e4SLinus Torvalds { 38491da177e4SLinus Torvalds struct fib* cmd_fibcontext; 38501da177e4SLinus Torvalds struct aac_dev* dev; 38511da177e4SLinus Torvalds int status; 38521da177e4SLinus Torvalds 385384971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3854e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 385584971738SMark Haverkamp scsicmd->device->lun > 7) { 38561da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 38571da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 38581da177e4SLinus Torvalds return 0; 38591da177e4SLinus Torvalds } 38601da177e4SLinus Torvalds 38611da177e4SLinus Torvalds /* 38621da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 38631da177e4SLinus Torvalds */ 38646bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 38651ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3866e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 38671da177e4SLinus Torvalds 38681da177e4SLinus Torvalds /* 38691da177e4SLinus Torvalds * Check that the command queued to the controller 38701da177e4SLinus Torvalds */ 38711ae948faSBrian King if (status == -EINPROGRESS) 38721da177e4SLinus Torvalds return 0; 38731da177e4SLinus Torvalds 3874bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3875bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3876bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 38771da177e4SLinus Torvalds 38781da177e4SLinus Torvalds return -1; 38791da177e4SLinus Torvalds } 38801da177e4SLinus Torvalds 3881ab5d129fSRaghava Aditya Renukunta /** 3882ab5d129fSRaghava Aditya Renukunta * 3883ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3884ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3885ab5d129fSRaghava Aditya Renukunta * 3886ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3887ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3888ab5d129fSRaghava Aditya Renukunta */ 3889ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3890ab5d129fSRaghava Aditya Renukunta { 3891ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3892ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3893ab5d129fSRaghava Aditya Renukunta int status; 3894ab5d129fSRaghava Aditya Renukunta 3895ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3896ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3897ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3898ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3899ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3900ab5d129fSRaghava Aditya Renukunta return 0; 3901ab5d129fSRaghava Aditya Renukunta } 3902ab5d129fSRaghava Aditya Renukunta 3903ab5d129fSRaghava Aditya Renukunta /* 3904ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3905ab5d129fSRaghava Aditya Renukunta */ 3906ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3907ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3908ab5d129fSRaghava Aditya Renukunta return -1; 3909ab5d129fSRaghava Aditya Renukunta 39101ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3911ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3912ab5d129fSRaghava Aditya Renukunta 3913ab5d129fSRaghava Aditya Renukunta /* 3914ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3915ab5d129fSRaghava Aditya Renukunta */ 39161ae948faSBrian King if (status == -EINPROGRESS) 3917ab5d129fSRaghava Aditya Renukunta return 0; 3918ab5d129fSRaghava Aditya Renukunta 3919ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3920ab5d129fSRaghava Aditya Renukunta status); 3921ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3922ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3923ab5d129fSRaghava Aditya Renukunta 3924ab5d129fSRaghava Aditya Renukunta return -1; 3925ab5d129fSRaghava Aditya Renukunta } 3926ab5d129fSRaghava Aditya Renukunta 3927ab5d129fSRaghava Aditya Renukunta 39280b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 39291da177e4SLinus Torvalds { 39301da177e4SLinus Torvalds struct aac_dev *dev; 39311da177e4SLinus Torvalds unsigned long byte_count = 0; 3932727eead6SFUJITA Tomonori int nseg; 3933a2260323SNikola Pajkovsky struct scatterlist *sg; 3934a2260323SNikola Pajkovsky int i; 39351da177e4SLinus Torvalds 39361da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 39371da177e4SLinus Torvalds // Get rid of old data 39381da177e4SLinus Torvalds psg->count = 0; 39391da177e4SLinus Torvalds psg->sg[0].addr = 0; 39401da177e4SLinus Torvalds psg->sg[0].count = 0; 3941727eead6SFUJITA Tomonori 3942727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3943a2260323SNikola Pajkovsky if (nseg <= 0) 39440b433447SMahesh Rajashekhara return nseg; 39451da177e4SLinus Torvalds 3946727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39471da177e4SLinus Torvalds 3948727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 39491da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 39501da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 39511da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 39521da177e4SLinus Torvalds } 39531da177e4SLinus Torvalds /* hba wants the size to be exact */ 3954727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 395556b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3956727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 395756b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3958727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39591da177e4SLinus Torvalds } 39601da177e4SLinus Torvalds /* Check for command underflow */ 39611da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39621da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39631da177e4SLinus Torvalds byte_count, scsicmd->underflow); 39641da177e4SLinus Torvalds } 3965a2260323SNikola Pajkovsky 39661da177e4SLinus Torvalds return byte_count; 39671da177e4SLinus Torvalds } 39681da177e4SLinus Torvalds 39691da177e4SLinus Torvalds 39700b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 39711da177e4SLinus Torvalds { 39721da177e4SLinus Torvalds struct aac_dev *dev; 39731da177e4SLinus Torvalds unsigned long byte_count = 0; 397456b58712SMark Haverkamp u64 addr; 3975727eead6SFUJITA Tomonori int nseg; 3976a2260323SNikola Pajkovsky struct scatterlist *sg; 3977a2260323SNikola Pajkovsky int i; 39781da177e4SLinus Torvalds 39791da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 39801da177e4SLinus Torvalds // Get rid of old data 39811da177e4SLinus Torvalds psg->count = 0; 39821da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 39831da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 39841da177e4SLinus Torvalds psg->sg[0].count = 0; 3985727eead6SFUJITA Tomonori 3986727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3987a2260323SNikola Pajkovsky if (nseg <= 0) 39880b433447SMahesh Rajashekhara return nseg; 39891da177e4SLinus Torvalds 3990727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 39911241f359SMark Haverkamp int count = sg_dma_len(sg); 399256b58712SMark Haverkamp addr = sg_dma_address(sg); 399356b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 399456b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 39951241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 39961241f359SMark Haverkamp byte_count += count; 39971da177e4SLinus Torvalds } 3998727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39991da177e4SLinus Torvalds /* hba wants the size to be exact */ 4000727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 400156b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 4002727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 400356b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 4004727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 40051da177e4SLinus Torvalds } 40061da177e4SLinus Torvalds /* Check for command underflow */ 40071da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 40081da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 40091da177e4SLinus Torvalds byte_count, scsicmd->underflow); 40101da177e4SLinus Torvalds } 4011a2260323SNikola Pajkovsky 40121da177e4SLinus Torvalds return byte_count; 40131da177e4SLinus Torvalds } 40141da177e4SLinus Torvalds 40150b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 40160e68c003SMark Haverkamp { 40170e68c003SMark Haverkamp unsigned long byte_count = 0; 4018727eead6SFUJITA Tomonori int nseg; 4019a2260323SNikola Pajkovsky struct scatterlist *sg; 4020a2260323SNikola Pajkovsky int i; 40210e68c003SMark Haverkamp 40220e68c003SMark Haverkamp // Get rid of old data 40230e68c003SMark Haverkamp psg->count = 0; 40240e68c003SMark Haverkamp psg->sg[0].next = 0; 40250e68c003SMark Haverkamp psg->sg[0].prev = 0; 40260e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 40270e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 40280e68c003SMark Haverkamp psg->sg[0].count = 0; 40290e68c003SMark Haverkamp psg->sg[0].flags = 0; 4030727eead6SFUJITA Tomonori 4031727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 4032a2260323SNikola Pajkovsky if (nseg <= 0) 40330b433447SMahesh Rajashekhara return nseg; 40340e68c003SMark Haverkamp 4035727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 40360e68c003SMark Haverkamp int count = sg_dma_len(sg); 40370e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 40380e68c003SMark Haverkamp psg->sg[i].next = 0; 40390e68c003SMark Haverkamp psg->sg[i].prev = 0; 40400e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 40410e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 40420e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 40430e68c003SMark Haverkamp psg->sg[i].flags = 0; 40440e68c003SMark Haverkamp byte_count += count; 40450e68c003SMark Haverkamp } 4046727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 40470e68c003SMark Haverkamp /* hba wants the size to be exact */ 4048727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 40490e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 4050727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 40510e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 4052727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 40530e68c003SMark Haverkamp } 40540e68c003SMark Haverkamp /* Check for command underflow */ 40550e68c003SMark Haverkamp if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 40560e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 40570e68c003SMark Haverkamp byte_count, scsicmd->underflow); 40580e68c003SMark Haverkamp } 4059a2260323SNikola Pajkovsky 40600e68c003SMark Haverkamp return byte_count; 40610e68c003SMark Haverkamp } 40620e68c003SMark Haverkamp 40630b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 40640b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 406585d22bbfSMahesh Rajashekhara { 406685d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 406785d22bbfSMahesh Rajashekhara int nseg; 406885d22bbfSMahesh Rajashekhara struct scatterlist *sg; 406985d22bbfSMahesh Rajashekhara int i, conformable = 0; 407085d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 407185d22bbfSMahesh Rajashekhara 4072a2260323SNikola Pajkovsky nseg = scsi_dma_map(scsicmd); 4073a2260323SNikola Pajkovsky if (nseg <= 0) 4074a2260323SNikola Pajkovsky return nseg; 4075a2260323SNikola Pajkovsky 407685d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 407785d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 407885d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 407985d22bbfSMahesh Rajashekhara 408085d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 408185d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 408285d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 408385d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 408485d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 408585d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 408685d22bbfSMahesh Rajashekhara if (i == 0) { 408785d22bbfSMahesh Rajashekhara conformable = 1; 408885d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 408985d22bbfSMahesh Rajashekhara } else if (i == 1) { 409085d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 409185d22bbfSMahesh Rajashekhara min_size = cur_size; 409285d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 409385d22bbfSMahesh Rajashekhara conformable = 0; 409485d22bbfSMahesh Rajashekhara if (cur_size < min_size) 409585d22bbfSMahesh Rajashekhara min_size = cur_size; 409685d22bbfSMahesh Rajashekhara } 409785d22bbfSMahesh Rajashekhara byte_count += count; 409885d22bbfSMahesh Rajashekhara } 409985d22bbfSMahesh Rajashekhara 410085d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 410185d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 410285d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 410385d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 410485d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 410585d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 410685d22bbfSMahesh Rajashekhara } 410785d22bbfSMahesh Rajashekhara 410885d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 410985d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 411085d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 411185d22bbfSMahesh Rajashekhara if (!conformable) { 411285d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 411385d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 411485d22bbfSMahesh Rajashekhara err_found = 0; 411585d22bbfSMahesh Rajashekhara nseg_new = 2; 411685d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 411785d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 411885d22bbfSMahesh Rajashekhara err_found = 1; 411985d22bbfSMahesh Rajashekhara break; 412085d22bbfSMahesh Rajashekhara } 412185d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 412285d22bbfSMahesh Rajashekhara } 412385d22bbfSMahesh Rajashekhara if (!err_found) 412485d22bbfSMahesh Rajashekhara break; 412585d22bbfSMahesh Rajashekhara } 412696676246SNikola Pajkovsky if (i > 0 && nseg_new <= sg_max) { 412796676246SNikola Pajkovsky int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); 412896676246SNikola Pajkovsky 412996676246SNikola Pajkovsky if (ret < 0) 413096676246SNikola Pajkovsky return ret; 413196676246SNikola Pajkovsky } 413285d22bbfSMahesh Rajashekhara } else 413385d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 413485d22bbfSMahesh Rajashekhara 413585d22bbfSMahesh Rajashekhara /* Check for command underflow */ 413685d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 413785d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 413885d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 413985d22bbfSMahesh Rajashekhara } 414085d22bbfSMahesh Rajashekhara 414185d22bbfSMahesh Rajashekhara return byte_count; 414285d22bbfSMahesh Rajashekhara } 414385d22bbfSMahesh Rajashekhara 414485d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 414585d22bbfSMahesh Rajashekhara { 414685d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 414785d22bbfSMahesh Rajashekhara int i, j, pos; 414885d22bbfSMahesh Rajashekhara u32 addr_low; 414985d22bbfSMahesh Rajashekhara 415085d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 415185d22bbfSMahesh Rajashekhara return 0; 415285d22bbfSMahesh Rajashekhara 415385d22bbfSMahesh Rajashekhara sge = kmalloc(nseg_new * sizeof(struct sge_ieee1212), GFP_ATOMIC); 415485d22bbfSMahesh Rajashekhara if (sge == NULL) 415596676246SNikola Pajkovsky return -ENOMEM; 415685d22bbfSMahesh Rajashekhara 415785d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 415885d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 415985d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 416085d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 416185d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 416285d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 416385d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 416485d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 416585d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 416685d22bbfSMahesh Rajashekhara pos++; 416785d22bbfSMahesh Rajashekhara } 416885d22bbfSMahesh Rajashekhara } 416985d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 417085d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 417185d22bbfSMahesh Rajashekhara 417285d22bbfSMahesh Rajashekhara kfree(sge); 417385d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 417485d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 417585d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 417685d22bbfSMahesh Rajashekhara return 0; 417785d22bbfSMahesh Rajashekhara } 417885d22bbfSMahesh Rajashekhara 4179ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4180ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4181ab5d129fSRaghava Aditya Renukunta int sg_max, 4182ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4183ab5d129fSRaghava Aditya Renukunta { 4184ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4185ab5d129fSRaghava Aditya Renukunta int nseg; 4186ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4187ab5d129fSRaghava Aditya Renukunta int i; 4188ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4189ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4190ab5d129fSRaghava Aditya Renukunta 4191ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4192ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4193ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4194ab5d129fSRaghava Aditya Renukunta goto out; 4195ab5d129fSRaghava Aditya Renukunta } 4196ab5d129fSRaghava Aditya Renukunta 4197ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4198ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4199ab5d129fSRaghava Aditya Renukunta else 4200ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4201ab5d129fSRaghava Aditya Renukunta 4202ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4203ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4204ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4205ab5d129fSRaghava Aditya Renukunta 4206ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4207ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4208ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4209ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4210ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4211ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4212ab5d129fSRaghava Aditya Renukunta byte_count += count; 4213ab5d129fSRaghava Aditya Renukunta sge++; 4214ab5d129fSRaghava Aditya Renukunta } 4215ab5d129fSRaghava Aditya Renukunta 4216ab5d129fSRaghava Aditya Renukunta sge--; 4217ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4218ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4219ab5d129fSRaghava Aditya Renukunta u32 temp; 4220ab5d129fSRaghava Aditya Renukunta 4221ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4222ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4223ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4224ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4225ab5d129fSRaghava Aditya Renukunta } 4226ab5d129fSRaghava Aditya Renukunta 4227ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4228ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4229ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4230ab5d129fSRaghava Aditya Renukunta } else { 4231ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4232ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4233ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4234ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4235ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4236ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4237ab5d129fSRaghava Aditya Renukunta } 4238ab5d129fSRaghava Aditya Renukunta 4239ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4240ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4241ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4242ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4243ab5d129fSRaghava Aditya Renukunta } 4244ab5d129fSRaghava Aditya Renukunta out: 4245ab5d129fSRaghava Aditya Renukunta return byte_count; 4246ab5d129fSRaghava Aditya Renukunta } 4247ab5d129fSRaghava Aditya Renukunta 42481da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 42491da177e4SLinus Torvalds 42501da177e4SLinus Torvalds struct aac_srb_status_info { 42511da177e4SLinus Torvalds u32 status; 42521da177e4SLinus Torvalds char *str; 42531da177e4SLinus Torvalds }; 42541da177e4SLinus Torvalds 42551da177e4SLinus Torvalds 42561da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 42571da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 42581da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 42591da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 42601da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 42611da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 42621da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 42631da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 42641da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 42651da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 42661da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 42671da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 42681da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 42691da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 42701da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 42711da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 42721da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 42731da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 42741da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 42751da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 42761da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 42771da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 42781da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 42791da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 42801da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 42811da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 42821da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 42831da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 42841da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 42851da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 42861da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 42871da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 42881da177e4SLinus Torvalds { 0xff, "Unknown Error"} 42891da177e4SLinus Torvalds }; 42901da177e4SLinus Torvalds 42911da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 42921da177e4SLinus Torvalds { 42931da177e4SLinus Torvalds int i; 42941da177e4SLinus Torvalds 42956391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 42966391a113STobias Klauser if (srb_status_info[i].status == status) 42971da177e4SLinus Torvalds return srb_status_info[i].str; 42981da177e4SLinus Torvalds 42991da177e4SLinus Torvalds return "Bad Status Code"; 43001da177e4SLinus Torvalds } 43011da177e4SLinus Torvalds 43021da177e4SLinus Torvalds #endif 4303