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 451da177e4SLinus Torvalds #include <scsi/scsi.h> 461da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 471da177e4SLinus Torvalds #include <scsi/scsi_device.h> 481da177e4SLinus Torvalds #include <scsi/scsi_host.h> 491da177e4SLinus Torvalds 501da177e4SLinus Torvalds #include "aacraid.h" 511da177e4SLinus Torvalds 521da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 531da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 541da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 551da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 561da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 571da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 581da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 591da177e4SLinus Torvalds 601da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 611da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 621da177e4SLinus Torvalds 631da177e4SLinus Torvalds /* 641da177e4SLinus Torvalds * Sense codes 651da177e4SLinus Torvalds */ 661da177e4SLinus Torvalds 671da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 681da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 691da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 701da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 71f956a669SRaghava Aditya Renukunta #define SENCODE_UNRECOVERED_READ_ERROR 0x11 721da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 731da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 741da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 751da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 761da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 771da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 781da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 791da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 801da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 811da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 821da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 831da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 841da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 851da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 861da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 871da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 881da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 891da177e4SLinus Torvalds 901da177e4SLinus Torvalds /* 911da177e4SLinus Torvalds * Additional sense codes 921da177e4SLinus Torvalds */ 931da177e4SLinus Torvalds 941da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 951da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 961da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 971da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 981da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 991da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 1001da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 1011da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 1021da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 1031da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 1041da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 1051da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 1061da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 1071da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 1081da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 1091da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 1101da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 1111da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1121da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1131da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1141da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1151da177e4SLinus Torvalds 116c4e2fbcaSRaghava Aditya Renukunta #define AAC_STAT_GOOD (DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD) 117c4e2fbcaSRaghava Aditya Renukunta 1181da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1191da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1201da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1211da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1221da177e4SLinus Torvalds 123b836439fSMahesh Rajashekhara /* MODE_SENSE data format */ 124b836439fSMahesh Rajashekhara typedef struct { 125b836439fSMahesh Rajashekhara struct { 126b836439fSMahesh Rajashekhara u8 data_length; 127b836439fSMahesh Rajashekhara u8 med_type; 128b836439fSMahesh Rajashekhara u8 dev_par; 129b836439fSMahesh Rajashekhara u8 bd_length; 130b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 131b836439fSMahesh Rajashekhara struct { 132b836439fSMahesh Rajashekhara u8 dens_code; 133b836439fSMahesh Rajashekhara u8 block_count[3]; 134b836439fSMahesh Rajashekhara u8 reserved; 135b836439fSMahesh Rajashekhara u8 block_length[3]; 136b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 137b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 138b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep_data; 139b836439fSMahesh Rajashekhara 140b836439fSMahesh Rajashekhara /* MODE_SENSE_10 data format */ 141b836439fSMahesh Rajashekhara typedef struct { 142b836439fSMahesh Rajashekhara struct { 143b836439fSMahesh Rajashekhara u8 data_length[2]; 144b836439fSMahesh Rajashekhara u8 med_type; 145b836439fSMahesh Rajashekhara u8 dev_par; 146b836439fSMahesh Rajashekhara u8 rsrvd[2]; 147b836439fSMahesh Rajashekhara u8 bd_length[2]; 148b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 149b836439fSMahesh Rajashekhara struct { 150b836439fSMahesh Rajashekhara u8 dens_code; 151b836439fSMahesh Rajashekhara u8 block_count[3]; 152b836439fSMahesh Rajashekhara u8 reserved; 153b836439fSMahesh Rajashekhara u8 block_length[3]; 154b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 155b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 156b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep10_data; 157b836439fSMahesh Rajashekhara 1581da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1591da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1601da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1611da177e4SLinus Torvalds /* SCSI inquiry data */ 1621da177e4SLinus Torvalds struct inquiry_data { 1631da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1641da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1651da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1661da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1671da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1681da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1691da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1701da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1711da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1721da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1731da177e4SLinus Torvalds }; 1741da177e4SLinus Torvalds 1755d910649SMahesh Rajashekhara /* Added for VPD 0x83 */ 176999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 { 177999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 178999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 179999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 180999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 181999b3ffcSRaghava Aditya Renukunta u8 reserved3; 182999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 183999b3ffcSRaghava Aditya Renukunta u8 venid[8]; 184999b3ffcSRaghava Aditya Renukunta u8 productid[16]; 185999b3ffcSRaghava Aditya Renukunta u8 serialnumber[8]; /* SN in ASCII */ 1865d910649SMahesh Rajashekhara 187999b3ffcSRaghava Aditya Renukunta }; 1885d910649SMahesh Rajashekhara 189999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 { 190999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 191999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 192999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 193999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 194999b3ffcSRaghava Aditya Renukunta u8 reserved3; 195999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 196999b3ffcSRaghava Aditya Renukunta struct teu64id { 1975d910649SMahesh Rajashekhara u32 Serial; 1985d910649SMahesh Rajashekhara /* The serial number supposed to be 40 bits, 1995d910649SMahesh Rajashekhara * bit we only support 32, so make the last byte zero. */ 200999b3ffcSRaghava Aditya Renukunta u8 reserved; 201999b3ffcSRaghava Aditya Renukunta u8 venid[3]; 202999b3ffcSRaghava Aditya Renukunta } eu64id; 2035d910649SMahesh Rajashekhara 204999b3ffcSRaghava Aditya Renukunta }; 2055d910649SMahesh Rajashekhara 206999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 { 207999b3ffcSRaghava Aditya Renukunta u8 codeset : 4; /* VPD_CODE_SET */ 208999b3ffcSRaghava Aditya Renukunta u8 reserved : 4; 209999b3ffcSRaghava Aditya Renukunta u8 identifiertype : 4; /* VPD_IDENTIFIER_TYPE */ 210999b3ffcSRaghava Aditya Renukunta u8 reserved2 : 4; 211999b3ffcSRaghava Aditya Renukunta u8 reserved3; 212999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 213999b3ffcSRaghava Aditya Renukunta u8 Identifier[16]; 214999b3ffcSRaghava Aditya Renukunta }; 215999b3ffcSRaghava Aditya Renukunta 216999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 { 2175d910649SMahesh Rajashekhara u8 DeviceType:5; 2185d910649SMahesh Rajashekhara u8 DeviceTypeQualifier:3; 2195d910649SMahesh Rajashekhara u8 PageCode; 220999b3ffcSRaghava Aditya Renukunta u8 reserved; 2215d910649SMahesh Rajashekhara u8 PageLength; 222999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 type1; 223999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 type2; 224999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 type3; 225999b3ffcSRaghava Aditya Renukunta }; 2265d910649SMahesh Rajashekhara 2271da177e4SLinus Torvalds /* 2281da177e4SLinus Torvalds * M O D U L E G L O B A L S 2291da177e4SLinus Torvalds */ 2301da177e4SLinus Torvalds 2310b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *sgmap); 2320b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg); 2330b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg); 2340b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 2350b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max); 236ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 237ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 238ab5d129fSRaghava Aditya Renukunta int sg_max, u64 sg_address); 2390b433447SMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, 2400b433447SMahesh Rajashekhara int pages, int nseg, int nseg_new); 2411da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 242ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd); 2431da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 2441da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 2451da177e4SLinus Torvalds #endif 2461da177e4SLinus Torvalds 2471da177e4SLinus Torvalds /* 2481da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 2491da177e4SLinus Torvalds */ 2501da177e4SLinus Torvalds 2511da177e4SLinus Torvalds static int nondasd = -1; 252d8e96507SLeubner, Achim static int aac_cache = 2; /* WCE=0 to avoid performance problems */ 2531da177e4SLinus Torvalds static int dacmode = -1; 2548ef22247SSalyzyn, Mark int aac_msi; 2551208bab5SSalyzyn, Mark int aac_commit = -1; 256404d9a90SMark Haverkamp int startup_timeout = 180; 257404d9a90SMark Haverkamp int aif_timeout = 120; 25811604612SMahesh Rajashekhara int aac_sync_mode; /* Only Sync. transfer - disabled */ 25985d22bbfSMahesh Rajashekhara int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ 2601da177e4SLinus Torvalds 26111604612SMahesh Rajashekhara module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); 26211604612SMahesh Rajashekhara MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" 26311604612SMahesh Rajashekhara " 0=off, 1=on"); 26485d22bbfSMahesh Rajashekhara module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); 26585d22bbfSMahesh Rajashekhara MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" 26685d22bbfSMahesh Rajashekhara " 0=off, 1=on"); 2679a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 2688ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 2698ef22247SSalyzyn, Mark " 0=off, 1=on"); 27095e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 2718ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 2728ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 2738ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 274d8e96507SLeubner, Achim "\tbit 2 - Disable only if Battery is protecting Cache"); 2759a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 2768ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 2778ef22247SSalyzyn, Mark " 0=off, 1=on"); 2781208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 2798ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 2808ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 2818ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 2828ef22247SSalyzyn, Mark " 0=off, 1=on"); 2838ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 2848ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 2859022d375SMahesh Rajashekhara " 0=PIC(default), 1=MSI, 2=MSI-X)"); 286404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 2878ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 2888ef22247SSalyzyn, Mark " adapter to have it's kernel up and\n" 2898ef22247SSalyzyn, Mark "running. This is typically adjusted for large systems that do not" 2908ef22247SSalyzyn, Mark " have a BIOS."); 291404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 2928ef22247SSalyzyn, Mark MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 2938ef22247SSalyzyn, Mark " applications to pick up AIFs before\n" 2948ef22247SSalyzyn, Mark "deregistering them. This is typically adjusted for heavily burdened" 2958ef22247SSalyzyn, Mark " systems."); 2961da177e4SLinus Torvalds 29709624645SRaghava Aditya Renukunta int aac_fib_dump; 29809624645SRaghava Aditya Renukunta module_param(aac_fib_dump, int, 0644); 29909624645SRaghava Aditya Renukunta MODULE_PARM_DESC(aac_fib_dump, "Dump controller fibs prior to IOP_RESET 0=off, 1=on"); 30009624645SRaghava Aditya Renukunta 3017c00ffa3SMark Haverkamp int numacb = -1; 3027c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 3038ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 3048ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 3058ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 3067c00ffa3SMark Haverkamp 3077c00ffa3SMark Haverkamp int acbsize = -1; 3087c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 3098ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 3108ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 3118ef22247SSalyzyn, Mark " suggestion from Firmware."); 312653ba58dSMark Haverkamp 31329c97684SSalyzyn, Mark int update_interval = 30 * 60; 31429c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 3158ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 3168ef22247SSalyzyn, Mark " updates issued to adapter."); 31729c97684SSalyzyn, Mark 31811da1b7cSRaghava Aditya Renukunta int check_interval = 60; 31929c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 3208ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 3218ef22247SSalyzyn, Mark " checks."); 32229c97684SSalyzyn, Mark 32387f3bda3SAndrew Morton int aac_check_reset = 1; 32487f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 32595e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 3268ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 3278ef22247SSalyzyn, Mark " ignore it."); 32829c97684SSalyzyn, Mark 329e37ee4beSMark Haverkamp int expose_physicals = -1; 330653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 3318ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 3328ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 33303d44337SMark Haverkamp 3348ef22247SSalyzyn, Mark int aac_reset_devices; 3351208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 3361208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 33703d44337SMark Haverkamp 338d8e96507SLeubner, Achim int aac_wwn = 1; 339d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 340d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 341d8e96507SLeubner, Achim "\t0 - Disable\n" 342d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 343d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 344d8e96507SLeubner, Achim 345d8e96507SLeubner, Achim 34603d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 34703d44337SMark Haverkamp struct fib *fibptr) { 34803d44337SMark Haverkamp struct scsi_device *device; 34903d44337SMark Haverkamp 35003d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 351c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 35203d44337SMark Haverkamp aac_fib_complete(fibptr); 35303d44337SMark Haverkamp return 0; 35403d44337SMark Haverkamp } 35503d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 35603d44337SMark Haverkamp device = scsicmd->device; 3573ffd6c5aSRaghava Aditya Renukunta if (unlikely(!device)) { 35803d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 35903d44337SMark Haverkamp aac_fib_complete(fibptr); 36003d44337SMark Haverkamp return 0; 36103d44337SMark Haverkamp } 36203d44337SMark Haverkamp return 1; 36303d44337SMark Haverkamp } 36403d44337SMark Haverkamp 3651da177e4SLinus Torvalds /** 3661da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 3671da177e4SLinus Torvalds * @common: adapter to query 3681da177e4SLinus Torvalds * 3691da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 3701da177e4SLinus Torvalds */ 3718c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 3721da177e4SLinus Torvalds { 3731da177e4SLinus Torvalds int status = 0; 3741da177e4SLinus Torvalds struct fib * fibptr; 3751da177e4SLinus Torvalds 376bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3771da177e4SLinus Torvalds return -ENOMEM; 3781da177e4SLinus Torvalds 379bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3801da177e4SLinus Torvalds { 3811da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 3821da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 3831da177e4SLinus Torvalds 3841da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3851da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 3861da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 3871da177e4SLinus Torvalds } 3881da177e4SLinus Torvalds 389bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3901da177e4SLinus Torvalds fibptr, 3911da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 3921da177e4SLinus Torvalds FsaNormal, 3931da177e4SLinus Torvalds 1, 1, 3941da177e4SLinus Torvalds NULL, NULL); 3951da177e4SLinus Torvalds if (status < 0) { 3961da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 3971da177e4SLinus Torvalds } else { 3981da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 3991da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 4001da177e4SLinus Torvalds dprintk((KERN_WARNING 4011da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 4021da177e4SLinus Torvalds le32_to_cpu(reply->response), 4031da177e4SLinus Torvalds le32_to_cpu(reply->status), 4041da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 4051da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 4061da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 4071da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 4081da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 4091da177e4SLinus Torvalds status = -EINVAL; 4101da177e4SLinus Torvalds } 4111da177e4SLinus Torvalds } 412cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless receives a response from F/W */ 413cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 414bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 415cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 4161da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 4171da177e4SLinus Torvalds if (status >= 0) { 4181208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 4191da177e4SLinus Torvalds struct aac_commit_config * dinfo; 420bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4211da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 4221da177e4SLinus Torvalds 4231da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4241da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 4251da177e4SLinus Torvalds 426bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4271da177e4SLinus Torvalds fibptr, 4281da177e4SLinus Torvalds sizeof (struct aac_commit_config), 4291da177e4SLinus Torvalds FsaNormal, 4301da177e4SLinus Torvalds 1, 1, 4311da177e4SLinus Torvalds NULL, NULL); 432cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless 433cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * receives a response from F/W */ 434cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 435bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4361208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 4371da177e4SLinus Torvalds printk(KERN_WARNING 4381da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 4391da177e4SLinus Torvalds } 4401da177e4SLinus Torvalds } 441cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 442cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 443bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4441da177e4SLinus Torvalds return status; 4451da177e4SLinus Torvalds } 4461da177e4SLinus Torvalds 447e3cc268fSRajashekhara, Mahesh static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 448e3cc268fSRajashekhara, Mahesh { 449e3cc268fSRajashekhara, Mahesh char inq_data; 450e3cc268fSRajashekhara, Mahesh scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 451e3cc268fSRajashekhara, Mahesh if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 452e3cc268fSRajashekhara, Mahesh inq_data &= 0xdf; 453e3cc268fSRajashekhara, Mahesh scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 454e3cc268fSRajashekhara, Mahesh } 455e3cc268fSRajashekhara, Mahesh } 456e3cc268fSRajashekhara, Mahesh 4571da177e4SLinus Torvalds /** 4581da177e4SLinus Torvalds * aac_get_containers - list containers 4591da177e4SLinus Torvalds * @common: adapter to probe 4601da177e4SLinus Torvalds * 4611da177e4SLinus Torvalds * Make a list of all containers on this controller 4621da177e4SLinus Torvalds */ 4631da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 4641da177e4SLinus Torvalds { 4651da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4661da177e4SLinus Torvalds u32 index; 4671da177e4SLinus Torvalds int status = 0; 4681da177e4SLinus Torvalds struct fib * fibptr; 4691da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 4701da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 4711da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4721da177e4SLinus Torvalds 473bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4741da177e4SLinus Torvalds return -ENOMEM; 4751da177e4SLinus Torvalds 476bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4771da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 4781da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4791da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 4801da177e4SLinus Torvalds 481bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4821da177e4SLinus Torvalds fibptr, 4831da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 4841da177e4SLinus Torvalds FsaNormal, 4851da177e4SLinus Torvalds 1, 1, 4861da177e4SLinus Torvalds NULL, NULL); 4871da177e4SLinus Torvalds if (status >= 0) { 4881da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 4891da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 4901c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 491a7129a54SMahesh Rajashekhara AAC_OPTION_SUPPORTED_240_VOLUMES) { 492a7129a54SMahesh Rajashekhara maximum_num_containers = 493a7129a54SMahesh Rajashekhara le32_to_cpu(dresp->MaxSimpleVolumes); 494a7129a54SMahesh Rajashekhara } 495bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4961da177e4SLinus Torvalds } 497cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 498cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 499fe76df42SMark Haverkamp aac_fib_free(fibptr); 5001da177e4SLinus Torvalds 5011da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 5021da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 5033ffd6c5aSRaghava Aditya Renukunta if (dev->fsa_dev == NULL || 5043ffd6c5aSRaghava Aditya Renukunta dev->maximum_num_containers != maximum_num_containers) { 5053ffd6c5aSRaghava Aditya Renukunta 5063ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = dev->fsa_dev; 5073ffd6c5aSRaghava Aditya Renukunta 5083ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev = kcalloc(maximum_num_containers, 5093ffd6c5aSRaghava Aditya Renukunta sizeof(*fsa_dev_ptr), GFP_KERNEL); 5103ffd6c5aSRaghava Aditya Renukunta 5113ffd6c5aSRaghava Aditya Renukunta kfree(fsa_dev_ptr); 5123ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = NULL; 5133ffd6c5aSRaghava Aditya Renukunta 5143ffd6c5aSRaghava Aditya Renukunta 5153ffd6c5aSRaghava Aditya Renukunta if (!dev->fsa_dev) 5161da177e4SLinus Torvalds return -ENOMEM; 5171da177e4SLinus Torvalds 5181da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 5193ffd6c5aSRaghava Aditya Renukunta } 5203ffd6c5aSRaghava Aditya Renukunta for (index = 0; index < dev->maximum_num_containers; index++) { 5213ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].devname[0] = '\0'; 5223ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].valid = 0; 5231da177e4SLinus Torvalds 524fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 5251da177e4SLinus Torvalds 5261da177e4SLinus Torvalds if (status < 0) { 5271da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 5281da177e4SLinus Torvalds break; 5291da177e4SLinus Torvalds } 5301da177e4SLinus Torvalds } 5311da177e4SLinus Torvalds return status; 5321da177e4SLinus Torvalds } 5331da177e4SLinus Torvalds 5341da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 5351da177e4SLinus Torvalds { 5361da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 5371da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 5381da177e4SLinus Torvalds 5391da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 5401da177e4SLinus Torvalds 54103d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 54203d44337SMark Haverkamp return; 54303d44337SMark Haverkamp 5441da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 545125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 5461da177e4SLinus Torvalds 5471da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 5481da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 5491da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 5501da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 5511da177e4SLinus Torvalds char *sp = get_name_reply->data; 552b836439fSMahesh Rajashekhara sp[sizeof(((struct aac_get_name_resp *)NULL)->data)] = '\0'; 5531da177e4SLinus Torvalds while (*sp == ' ') 5541da177e4SLinus Torvalds ++sp; 5553b2946ccSMark Haverkamp if (*sp) { 556d4345028SFUJITA Tomonori struct inquiry_data inq; 5573b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 5583b2946ccSMark Haverkamp int count = sizeof(d); 5593b2946ccSMark Haverkamp char *dp = d; 5603b2946ccSMark Haverkamp do { 5611da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 5621da177e4SLinus Torvalds } while (--count > 0); 563d4345028SFUJITA Tomonori 564d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 565d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 566d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 5671da177e4SLinus Torvalds } 5683b2946ccSMark Haverkamp } 5693b2946ccSMark Haverkamp 5701da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 5711da177e4SLinus Torvalds 572bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 5738e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 5741da177e4SLinus Torvalds } 5751da177e4SLinus Torvalds 5761da177e4SLinus Torvalds /** 5771da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 5781da177e4SLinus Torvalds */ 5799e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 5801da177e4SLinus Torvalds { 5811da177e4SLinus Torvalds int status; 5821da177e4SLinus Torvalds struct aac_get_name *dinfo; 5831da177e4SLinus Torvalds struct fib * cmd_fibcontext; 5841da177e4SLinus Torvalds struct aac_dev * dev; 5851da177e4SLinus Torvalds 5861da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 5871da177e4SLinus Torvalds 5886bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 5891da177e4SLinus Torvalds 590bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 5911da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 5921da177e4SLinus Torvalds 5931da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 5941da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 5959e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 5961da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 5971da177e4SLinus Torvalds 598bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 5991da177e4SLinus Torvalds cmd_fibcontext, 600fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_name_resp), 6011da177e4SLinus Torvalds FsaNormal, 6021da177e4SLinus Torvalds 0, 1, 6031da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 6041da177e4SLinus Torvalds (void *) scsicmd); 6051da177e4SLinus Torvalds 6061da177e4SLinus Torvalds /* 6071da177e4SLinus Torvalds * Check that the command queued to the controller 6081da177e4SLinus Torvalds */ 60977d644d4SMark Haverkamp if (status == -EINPROGRESS) { 61077d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 6111da177e4SLinus Torvalds return 0; 61277d644d4SMark Haverkamp } 6131da177e4SLinus Torvalds 614bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 615bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 6161da177e4SLinus Torvalds return -1; 6171da177e4SLinus Torvalds } 6181da177e4SLinus Torvalds 619fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 620fe76df42SMark Haverkamp { 621fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 622fe76df42SMark Haverkamp 6231a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 624fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 625fe76df42SMark Haverkamp 626fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 627fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 628fe76df42SMark Haverkamp return 0; 629fe76df42SMark Haverkamp } 630fe76df42SMark Haverkamp 6311a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 632fe76df42SMark Haverkamp { 63303d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 634fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 63503d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 636999b3ffcSRaghava Aditya Renukunta int i; 63703d44337SMark Haverkamp 63803d44337SMark Haverkamp 6391a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6401a655040SSalyzyn, Mark return; 641fe76df42SMark Haverkamp 642fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 6431a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 644fe76df42SMark Haverkamp if (fsa_dev_ptr) { 645fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 6461c68856eSRaghava Aditya Renukunta __le32 sup_options2; 6471c68856eSRaghava Aditya Renukunta 648fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 6491c68856eSRaghava Aditya Renukunta sup_options2 = 6501c68856eSRaghava Aditya Renukunta fibptr->dev->supplement_adapter_info.supported_options2; 651fe76df42SMark Haverkamp 652fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 653fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 654fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 6551c68856eSRaghava Aditya Renukunta if (!(sup_options2 & AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 656b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 657b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 658b836439fSMahesh Rajashekhara } else { 659b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 660b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 661b836439fSMahesh Rajashekhara } 662999b3ffcSRaghava Aditya Renukunta for (i = 0; i < 16; i++) 663999b3ffcSRaghava Aditya Renukunta fsa_dev_ptr->identifier[i] = 664999b3ffcSRaghava Aditya Renukunta dresp->mnt[0].fileinfo.bdevinfo 665999b3ffcSRaghava Aditya Renukunta .identifier[i]; 666fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 667655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 668655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 669655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 670655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 671655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 672fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 673fe76df42SMark Haverkamp fsa_dev_ptr->size 674fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 675fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 676fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 677fe76df42SMark Haverkamp } 678fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 679fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 680fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 681fe76df42SMark Haverkamp } 682fe76df42SMark Haverkamp aac_fib_complete(fibptr); 683fe76df42SMark Haverkamp aac_fib_free(fibptr); 684fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 685fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 6861a655040SSalyzyn, Mark (*callback)(scsicmd); 6871a655040SSalyzyn, Mark return; 688fe76df42SMark Haverkamp } 689fe76df42SMark Haverkamp 6901a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 691fe76df42SMark Haverkamp { 692fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 693fe76df42SMark Haverkamp struct aac_mount * dresp; 694fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 695fe76df42SMark Haverkamp int status; 696fe76df42SMark Haverkamp 697fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 6981c68856eSRaghava Aditya Renukunta if (!(fibptr->dev->supplement_adapter_info.supported_options2 & 699b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE)) 700fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 701fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 7021a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 7031a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 7041a655040SSalyzyn, Mark return; 7051a655040SSalyzyn, Mark } 706fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 707fe76df42SMark Haverkamp 70803d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 7091a655040SSalyzyn, Mark return; 71003d44337SMark Haverkamp 711fe76df42SMark Haverkamp aac_fib_init(fibptr); 712fe76df42SMark Haverkamp 713fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 714fe76df42SMark Haverkamp 7151c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 716b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 717b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 718b836439fSMahesh Rajashekhara else 719fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 720b836439fSMahesh Rajashekhara 721fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 722fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 723fe76df42SMark Haverkamp 724fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 725fe76df42SMark Haverkamp fibptr, 726fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 727fe76df42SMark Haverkamp FsaNormal, 728fe76df42SMark Haverkamp 0, 1, 7291a655040SSalyzyn, Mark _aac_probe_container2, 730fe76df42SMark Haverkamp (void *) scsicmd); 731fe76df42SMark Haverkamp /* 732fe76df42SMark Haverkamp * Check that the command queued to the controller 733fe76df42SMark Haverkamp */ 7341a655040SSalyzyn, Mark if (status == -EINPROGRESS) 735fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 7361a655040SSalyzyn, Mark else if (status < 0) { 737fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 738fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7391a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 740fe76df42SMark Haverkamp } 741fe76df42SMark Haverkamp } 742fe76df42SMark Haverkamp 743fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 744fe76df42SMark Haverkamp { 745fe76df42SMark Haverkamp struct fib * fibptr; 746fe76df42SMark Haverkamp int status = -ENOMEM; 747fe76df42SMark Haverkamp 748fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 749fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 750fe76df42SMark Haverkamp 751fe76df42SMark Haverkamp aac_fib_init(fibptr); 752fe76df42SMark Haverkamp 753fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 754fe76df42SMark Haverkamp 7551c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 756b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 757b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 758b836439fSMahesh Rajashekhara else 759fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 760b836439fSMahesh Rajashekhara 761fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 762fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 763fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 764fe76df42SMark Haverkamp 765fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 766fe76df42SMark Haverkamp fibptr, 767fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 768fe76df42SMark Haverkamp FsaNormal, 769fe76df42SMark Haverkamp 0, 1, 7701a655040SSalyzyn, Mark _aac_probe_container1, 771fe76df42SMark Haverkamp (void *) scsicmd); 772fe76df42SMark Haverkamp /* 773fe76df42SMark Haverkamp * Check that the command queued to the controller 774fe76df42SMark Haverkamp */ 775fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 776fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 777fe76df42SMark Haverkamp return 0; 778fe76df42SMark Haverkamp } 779fe76df42SMark Haverkamp if (status < 0) { 780fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 781fe76df42SMark Haverkamp aac_fib_complete(fibptr); 782fe76df42SMark Haverkamp aac_fib_free(fibptr); 783fe76df42SMark Haverkamp } 784fe76df42SMark Haverkamp } 785fe76df42SMark Haverkamp if (status < 0) { 786fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 787fe76df42SMark Haverkamp if (fsa_dev_ptr) { 788fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 789fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 790fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 791fe76df42SMark Haverkamp return (*callback)(scsicmd); 792fe76df42SMark Haverkamp } 793fe76df42SMark Haverkamp } 794fe76df42SMark Haverkamp } 795fe76df42SMark Haverkamp return status; 796fe76df42SMark Haverkamp } 797fe76df42SMark Haverkamp 7981da177e4SLinus Torvalds /** 799bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 8001da177e4SLinus Torvalds * @dev: device to query 8011da177e4SLinus Torvalds * @cid: container identifier 8021da177e4SLinus Torvalds * 8031da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 8041da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 8051da177e4SLinus Torvalds */ 806fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 807fe76df42SMark Haverkamp { 808fe76df42SMark Haverkamp scsicmd->device = NULL; 809fe76df42SMark Haverkamp return 0; 810fe76df42SMark Haverkamp } 8111da177e4SLinus Torvalds 812bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 8131da177e4SLinus Torvalds { 814fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 815fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 8161da177e4SLinus Torvalds int status; 8171da177e4SLinus Torvalds 818fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 819fe76df42SMark Haverkamp kfree(scsicmd); 820fe76df42SMark Haverkamp kfree(scsidev); 82190ee3466SMark Haverkamp return -ENOMEM; 8221da177e4SLinus Torvalds } 823fe76df42SMark Haverkamp scsicmd->list.next = NULL; 8241a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 8251da177e4SLinus Torvalds 826fe76df42SMark Haverkamp scsicmd->device = scsidev; 827fe76df42SMark Haverkamp scsidev->sdev_state = 0; 828fe76df42SMark Haverkamp scsidev->id = cid; 829fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 8301da177e4SLinus Torvalds 831fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 832fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 833fe76df42SMark Haverkamp schedule(); 834802ae2f0SSalyzyn, Mark kfree(scsidev); 835fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 836fe76df42SMark Haverkamp kfree(scsicmd); 8371da177e4SLinus Torvalds return status; 8381da177e4SLinus Torvalds } 8391da177e4SLinus Torvalds 8401da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8411da177e4SLinus Torvalds struct scsi_inq { 8421da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8431da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8441da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8451da177e4SLinus Torvalds }; 8461da177e4SLinus Torvalds 8471da177e4SLinus Torvalds /** 8481da177e4SLinus Torvalds * InqStrCopy - string merge 8491da177e4SLinus Torvalds * @a: string to copy from 8501da177e4SLinus Torvalds * @b: string to copy to 8511da177e4SLinus Torvalds * 8521da177e4SLinus Torvalds * Copy a String from one location to another 8531da177e4SLinus Torvalds * without copying \0 8541da177e4SLinus Torvalds */ 8551da177e4SLinus Torvalds 8561da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8571da177e4SLinus Torvalds { 8581da177e4SLinus Torvalds 8591da177e4SLinus Torvalds while (*a != (char)0) 8601da177e4SLinus Torvalds *b++ = *a++; 8611da177e4SLinus Torvalds } 8621da177e4SLinus Torvalds 8631da177e4SLinus Torvalds static char *container_types[] = { 8641da177e4SLinus Torvalds "None", 8651da177e4SLinus Torvalds "Volume", 8661da177e4SLinus Torvalds "Mirror", 8671da177e4SLinus Torvalds "Stripe", 8681da177e4SLinus Torvalds "RAID5", 8691da177e4SLinus Torvalds "SSRW", 8701da177e4SLinus Torvalds "SSRO", 8711da177e4SLinus Torvalds "Morph", 8721da177e4SLinus Torvalds "Legacy", 8731da177e4SLinus Torvalds "RAID4", 8741da177e4SLinus Torvalds "RAID10", 8751da177e4SLinus Torvalds "RAID00", 8761da177e4SLinus Torvalds "V-MIRRORS", 8771da177e4SLinus Torvalds "PSEUDO R4", 8781da177e4SLinus Torvalds "RAID50", 87984971738SMark Haverkamp "RAID5D", 88084971738SMark Haverkamp "RAID5D0", 88184971738SMark Haverkamp "RAID1E", 88284971738SMark Haverkamp "RAID6", 88384971738SMark Haverkamp "RAID60", 8841da177e4SLinus Torvalds "Unknown" 8851da177e4SLinus Torvalds }; 8861da177e4SLinus Torvalds 88717eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 88817eaaceeSSalyzyn, Mark { 88917eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 89017eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 89117eaaceeSSalyzyn, Mark return container_types[tindex]; 89217eaaceeSSalyzyn, Mark } 8931da177e4SLinus Torvalds 8941da177e4SLinus Torvalds /* Function: setinqstr 8951da177e4SLinus Torvalds * 8961da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 8971da177e4SLinus Torvalds * 8981da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 89925985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 90025985edcSLucas De Marchi * files instead of in OS dependent driver source. 9011da177e4SLinus Torvalds */ 9021da177e4SLinus Torvalds 903794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 9041da177e4SLinus Torvalds { 9051da177e4SLinus Torvalds struct scsi_inq *str; 9061c68856eSRaghava Aditya Renukunta struct aac_supplement_adapter_info *sup_adap_info; 9071da177e4SLinus Torvalds 9081c68856eSRaghava Aditya Renukunta sup_adap_info = &dev->supplement_adapter_info; 9091da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 910794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 911794d0601SMark Haverkamp 9121c68856eSRaghava Aditya Renukunta if (sup_adap_info->adapter_type_text[0]) { 9131c68856eSRaghava Aditya Renukunta char *cp = sup_adap_info->adapter_type_text; 9143bc8070fSSalyzyn, Mark int c; 9153bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 9163bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 9173bc8070fSSalyzyn, Mark else { 9183bc8070fSSalyzyn, Mark c = sizeof(str->vid); 919794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 920794d0601SMark Haverkamp ++cp; 921794d0601SMark Haverkamp c = *cp; 922794d0601SMark Haverkamp *cp = '\0'; 9231c68856eSRaghava Aditya Renukunta inqstrcpy(sup_adap_info->adapter_type_text, str->vid); 924794d0601SMark Haverkamp *cp = c; 925794d0601SMark Haverkamp while (*cp && *cp != ' ') 926794d0601SMark Haverkamp ++cp; 9273bc8070fSSalyzyn, Mark } 928794d0601SMark Haverkamp while (*cp == ' ') 929794d0601SMark Haverkamp ++cp; 930794d0601SMark Haverkamp /* last six chars reserved for vol type */ 931794d0601SMark Haverkamp c = 0; 932794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 933794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 934794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 935794d0601SMark Haverkamp } 936794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 937794d0601SMark Haverkamp if (c) 938794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 939794d0601SMark Haverkamp } else { 940794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9411da177e4SLinus Torvalds 9421da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 943794d0601SMark Haverkamp /* last six chars reserved for vol type */ 944794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 945794d0601SMark Haverkamp } 9461da177e4SLinus Torvalds 9476391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9481da177e4SLinus Torvalds char *findit = str->pid; 9491da177e4SLinus Torvalds 9501da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9511da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9521da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9531da177e4SLinus Torvalds *(findit -= 4) = ' '; 954794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 955794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9561da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9571da177e4SLinus Torvalds } 9581da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9591da177e4SLinus Torvalds } 9601da177e4SLinus Torvalds 961999b3ffcSRaghava Aditya Renukunta static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, 962999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev, struct scsi_cmnd *scsicmd) 963999b3ffcSRaghava Aditya Renukunta { 964999b3ffcSRaghava Aditya Renukunta int container; 965999b3ffcSRaghava Aditya Renukunta 966999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.codeset = 1; 967999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifiertype = 3; 968999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) 969999b3ffcSRaghava Aditya Renukunta - 4; 970999b3ffcSRaghava Aditya Renukunta 971999b3ffcSRaghava Aditya Renukunta for (container = 0; container < dev->maximum_num_containers; 972999b3ffcSRaghava Aditya Renukunta container++) { 973999b3ffcSRaghava Aditya Renukunta 974999b3ffcSRaghava Aditya Renukunta if (scmd_id(scsicmd) == container) { 975999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data->type3.Identifier, 976999b3ffcSRaghava Aditya Renukunta dev->fsa_dev[container].identifier, 977999b3ffcSRaghava Aditya Renukunta 16); 978999b3ffcSRaghava Aditya Renukunta break; 979999b3ffcSRaghava Aditya Renukunta } 980999b3ffcSRaghava Aditya Renukunta } 981999b3ffcSRaghava Aditya Renukunta } 982999b3ffcSRaghava Aditya Renukunta 98388e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 98488e2f98eSSalyzyn, Mark { 98588e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 98688e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 98788e2f98eSSalyzyn, Mark 98888e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 98988e2f98eSSalyzyn, Mark 99088e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 99188e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 99288e2f98eSSalyzyn, Mark return; 99388e2f98eSSalyzyn, Mark 99488e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 99588e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 99688e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 9975d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 9985d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 9995d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 1000999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev; 10015d910649SMahesh Rajashekhara int i; 1002999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 vpdpage83data; 10035d910649SMahesh Rajashekhara 1004999b3ffcSRaghava Aditya Renukunta dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1005999b3ffcSRaghava Aditya Renukunta 1006999b3ffcSRaghava Aditya Renukunta memset(((u8 *)&vpdpage83data), 0, 1007999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10085d910649SMahesh Rajashekhara 10095d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 1010999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceType = 0; 10115d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 1012999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceTypeQualifier = 0; 10135d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 1014999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageCode = 0x83; 1015999b3ffcSRaghava Aditya Renukunta vpdpage83data.reserved = 0; 1016999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength = 1017999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) + 1018999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2); 1019999b3ffcSRaghava Aditya Renukunta 1020999b3ffcSRaghava Aditya Renukunta /* VPD 83 Type 3 is not supported for ARC */ 1021999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) 1022999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength += 1023999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type3); 10245d910649SMahesh Rajashekhara 10255d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 1026999b3ffcSRaghava Aditya Renukunta /* VpdcodesetAscii */ 1027999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.codeset = 2; 10285d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 1029999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifiertype = 1; 1030999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifierlength = 1031999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) - 4; 10325d910649SMahesh Rajashekhara 10335d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 1034999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.venid, 10355d910649SMahesh Rajashekhara "ADAPTEC ", 1036999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1.venid)); 1037999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.productid, 10385d910649SMahesh Rajashekhara "ARRAY ", 10395d910649SMahesh Rajashekhara sizeof( 1040999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.productid)); 10415d910649SMahesh Rajashekhara 10425d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 10435d910649SMahesh Rajashekhara * The LSB is the the end. 10445d910649SMahesh Rajashekhara */ 10455d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 10465d910649SMahesh Rajashekhara u8 temp = 10475d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 10485d910649SMahesh Rajashekhara if (temp > 0x9) { 1049999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10505d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 10515d910649SMahesh Rajashekhara } else { 1052999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10535d910649SMahesh Rajashekhara '0' + temp; 10545d910649SMahesh Rajashekhara } 10555d910649SMahesh Rajashekhara } 10565d910649SMahesh Rajashekhara 10575d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 1058999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.codeset = 1; 1059999b3ffcSRaghava Aditya Renukunta /* VpdidentifiertypeEUI64 */ 1060999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifiertype = 2; 1061999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifierlength = 1062999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2) - 4; 10635d910649SMahesh Rajashekhara 1064999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[0] = 0xD0; 1065999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[1] = 0; 1066999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[2] = 0; 10675d910649SMahesh Rajashekhara 1068999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.Serial = 10695d910649SMahesh Rajashekhara get_serial_reply->uid; 1070999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.reserved = 0; 1071999b3ffcSRaghava Aditya Renukunta 1072999b3ffcSRaghava Aditya Renukunta /* 1073999b3ffcSRaghava Aditya Renukunta * VpdIdentifierTypeFCPHName 1074999b3ffcSRaghava Aditya Renukunta * VPD 0x83 Type 3 not supported for ARC 1075999b3ffcSRaghava Aditya Renukunta */ 1076999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) { 1077999b3ffcSRaghava Aditya Renukunta build_vpd83_type3(&vpdpage83data, 1078999b3ffcSRaghava Aditya Renukunta dev, scsicmd); 1079999b3ffcSRaghava Aditya Renukunta } 10805d910649SMahesh Rajashekhara 10815d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 1082999b3ffcSRaghava Aditya Renukunta scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, 1083999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10845d910649SMahesh Rajashekhara } else { 10855d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 108688e2f98eSSalyzyn, Mark char sp[13]; 108788e2f98eSSalyzyn, Mark /* EVPD bit set */ 108888e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 108988e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 109088e2f98eSSalyzyn, Mark sp[2] = 0; 109188e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 109288e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 10935d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 10945d910649SMahesh Rajashekhara sizeof(sp)); 10955d910649SMahesh Rajashekhara } 109688e2f98eSSalyzyn, Mark } 109788e2f98eSSalyzyn, Mark 109888e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 109988e2f98eSSalyzyn, Mark 110088e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 110188e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 110288e2f98eSSalyzyn, Mark } 110388e2f98eSSalyzyn, Mark 110488e2f98eSSalyzyn, Mark /** 110588e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 110688e2f98eSSalyzyn, Mark */ 110788e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 110888e2f98eSSalyzyn, Mark { 110988e2f98eSSalyzyn, Mark int status; 111088e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 111188e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 111288e2f98eSSalyzyn, Mark struct aac_dev * dev; 111388e2f98eSSalyzyn, Mark 111488e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 111588e2f98eSSalyzyn, Mark 11166bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 111788e2f98eSSalyzyn, Mark 111888e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 111988e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 112088e2f98eSSalyzyn, Mark 112188e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 112288e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 112388e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 112488e2f98eSSalyzyn, Mark 112588e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 112688e2f98eSSalyzyn, Mark cmd_fibcontext, 1127fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 112888e2f98eSSalyzyn, Mark FsaNormal, 112988e2f98eSSalyzyn, Mark 0, 1, 113088e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 113188e2f98eSSalyzyn, Mark (void *) scsicmd); 113288e2f98eSSalyzyn, Mark 113388e2f98eSSalyzyn, Mark /* 113488e2f98eSSalyzyn, Mark * Check that the command queued to the controller 113588e2f98eSSalyzyn, Mark */ 113688e2f98eSSalyzyn, Mark if (status == -EINPROGRESS) { 113788e2f98eSSalyzyn, Mark scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 113888e2f98eSSalyzyn, Mark return 0; 113988e2f98eSSalyzyn, Mark } 114088e2f98eSSalyzyn, Mark 114188e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 114288e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 114388e2f98eSSalyzyn, Mark return -1; 114488e2f98eSSalyzyn, Mark } 114588e2f98eSSalyzyn, Mark 114688e2f98eSSalyzyn, Mark /* Function: setinqserial 114788e2f98eSSalyzyn, Mark * 114888e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 114988e2f98eSSalyzyn, Mark * 115088e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 115188e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 115288e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 115388e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 115488e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 115588e2f98eSSalyzyn, Mark */ 115688e2f98eSSalyzyn, Mark 115788e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 115888e2f98eSSalyzyn, Mark { 115988e2f98eSSalyzyn, Mark /* 116088e2f98eSSalyzyn, Mark * This breaks array migration. 116188e2f98eSSalyzyn, Mark */ 116288e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 116388e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 116488e2f98eSSalyzyn, Mark } 116588e2f98eSSalyzyn, Mark 11668e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 11678e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 11681da177e4SLinus Torvalds { 11698e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 11708e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 11718e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 11721da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 11731da177e4SLinus Torvalds 11741da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 11751da177e4SLinus Torvalds 11761da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11771da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11788e31e607SSalyzyn, Mark 11791da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11808e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11811da177e4SLinus Torvalds 11828e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11831da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11841da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11858e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11861da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11871da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11881da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11898e31e607SSalyzyn, Mark } else 11908e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 11911da177e4SLinus Torvalds } 11921da177e4SLinus Torvalds 1193e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1194e8f32de5SMark Haverkamp { 1195e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1196e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1197e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1198e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1199e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 12008e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 12018e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 12028e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1203e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12043ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 12053ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1206e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 1207e8f32de5SMark Haverkamp return 1; 1208e8f32de5SMark Haverkamp } 1209e8f32de5SMark Haverkamp return 0; 1210e8f32de5SMark Haverkamp } 1211e8f32de5SMark Haverkamp 1212e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1213e8f32de5SMark Haverkamp { 1214e8f32de5SMark Haverkamp return 0; 1215e8f32de5SMark Haverkamp } 1216e8f32de5SMark Haverkamp 1217e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1218e8f32de5SMark Haverkamp 1219e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1220e8f32de5SMark Haverkamp { 122185d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 122285d22bbfSMahesh Rajashekhara u16 fibsize, command; 12230b433447SMahesh Rajashekhara long ret; 122485d22bbfSMahesh Rajashekhara 1225e8f32de5SMark Haverkamp aac_fib_init(fib); 1226d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1227d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1228d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 122985d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 123085d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 123185d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 123285d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 123385d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1234b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1235b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 123685d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 123785d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 12380b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 12390b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12400b433447SMahesh Rajashekhara if (ret < 0) 12410b433447SMahesh Rajashekhara return ret; 124285d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 124385d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 124485d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 124585d22bbfSMahesh Rajashekhara } else { 124685d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1247e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1248e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1249e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1250b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1251b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1252e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 125385d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1254e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1255e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 12560b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 12570b433447SMahesh Rajashekhara if (ret < 0) 12580b433447SMahesh Rajashekhara return ret; 125985d22bbfSMahesh Rajashekhara command = ContainerRawIo; 126085d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 126185d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 126285d22bbfSMahesh Rajashekhara } 126385d22bbfSMahesh Rajashekhara 1264e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1265e8f32de5SMark Haverkamp /* 1266e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1267e8f32de5SMark Haverkamp */ 126885d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1269e8f32de5SMark Haverkamp fib, 1270e8f32de5SMark Haverkamp fibsize, 1271e8f32de5SMark Haverkamp FsaNormal, 1272e8f32de5SMark Haverkamp 0, 1, 1273e8f32de5SMark Haverkamp (fib_callback) io_callback, 1274e8f32de5SMark Haverkamp (void *) cmd); 1275e8f32de5SMark Haverkamp } 1276e8f32de5SMark Haverkamp 1277e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1278e8f32de5SMark Haverkamp { 1279e8f32de5SMark Haverkamp u16 fibsize; 1280e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12810b433447SMahesh Rajashekhara long ret; 12820b433447SMahesh Rajashekhara 1283e8f32de5SMark Haverkamp aac_fib_init(fib); 1284e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1285e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1286e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1287e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1288e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1289e8f32de5SMark Haverkamp readcmd->pad = 0; 1290e8f32de5SMark Haverkamp readcmd->flags = 0; 1291e8f32de5SMark Haverkamp 12920b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 12930b433447SMahesh Rajashekhara if (ret < 0) 12940b433447SMahesh Rajashekhara return ret; 1295e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1296e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1297e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1298e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1299e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1300e8f32de5SMark Haverkamp /* 1301e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1302e8f32de5SMark Haverkamp */ 1303e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1304e8f32de5SMark Haverkamp fib, 1305e8f32de5SMark Haverkamp fibsize, 1306e8f32de5SMark Haverkamp FsaNormal, 1307e8f32de5SMark Haverkamp 0, 1, 1308e8f32de5SMark Haverkamp (fib_callback) io_callback, 1309e8f32de5SMark Haverkamp (void *) cmd); 1310e8f32de5SMark Haverkamp } 1311e8f32de5SMark Haverkamp 1312e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1313e8f32de5SMark Haverkamp { 1314e8f32de5SMark Haverkamp u16 fibsize; 1315e8f32de5SMark Haverkamp struct aac_read *readcmd; 1316b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13170b433447SMahesh Rajashekhara long ret; 13180b433447SMahesh Rajashekhara 1319e8f32de5SMark Haverkamp aac_fib_init(fib); 1320e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1321e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1322f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1323e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1324b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1325b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1326e8f32de5SMark Haverkamp 13270b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 13280b433447SMahesh Rajashekhara if (ret < 0) 13290b433447SMahesh Rajashekhara return ret; 1330e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1331e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1332e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1333e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1334e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1335e8f32de5SMark Haverkamp /* 1336e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1337e8f32de5SMark Haverkamp */ 1338e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1339e8f32de5SMark Haverkamp fib, 1340e8f32de5SMark Haverkamp fibsize, 1341e8f32de5SMark Haverkamp FsaNormal, 1342e8f32de5SMark Haverkamp 0, 1, 1343e8f32de5SMark Haverkamp (fib_callback) io_callback, 1344e8f32de5SMark Haverkamp (void *) cmd); 1345e8f32de5SMark Haverkamp } 1346e8f32de5SMark Haverkamp 13479d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1348e8f32de5SMark Haverkamp { 134985d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 135085d22bbfSMahesh Rajashekhara u16 fibsize, command; 13510b433447SMahesh Rajashekhara long ret; 135285d22bbfSMahesh Rajashekhara 1353e8f32de5SMark Haverkamp aac_fib_init(fib); 1354d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1355d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1356d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 135785d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 135885d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 135985d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 136085d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 136185d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1362b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1363b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 136485d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 136585d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 136685d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 136785d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 136885d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 13690b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 13700b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 13710b433447SMahesh Rajashekhara if (ret < 0) 13720b433447SMahesh Rajashekhara return ret; 137385d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 137485d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 137585d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 137685d22bbfSMahesh Rajashekhara } else { 137785d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1378e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1379e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1380e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1381b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1382b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1383e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 138495e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 138595e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 138685d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 138785d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1388e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1389e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 13900b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 13910b433447SMahesh Rajashekhara if (ret < 0) 13920b433447SMahesh Rajashekhara return ret; 139385d22bbfSMahesh Rajashekhara command = ContainerRawIo; 139485d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 139585d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 139685d22bbfSMahesh Rajashekhara } 139785d22bbfSMahesh Rajashekhara 1398e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1399e8f32de5SMark Haverkamp /* 1400e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1401e8f32de5SMark Haverkamp */ 140285d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1403e8f32de5SMark Haverkamp fib, 1404e8f32de5SMark Haverkamp fibsize, 1405e8f32de5SMark Haverkamp FsaNormal, 1406e8f32de5SMark Haverkamp 0, 1, 1407e8f32de5SMark Haverkamp (fib_callback) io_callback, 1408e8f32de5SMark Haverkamp (void *) cmd); 1409e8f32de5SMark Haverkamp } 1410e8f32de5SMark Haverkamp 14119d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1412e8f32de5SMark Haverkamp { 1413e8f32de5SMark Haverkamp u16 fibsize; 1414e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 14150b433447SMahesh Rajashekhara long ret; 14160b433447SMahesh Rajashekhara 1417e8f32de5SMark Haverkamp aac_fib_init(fib); 1418e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1419e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1420e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1421e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1422e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1423e8f32de5SMark Haverkamp writecmd->pad = 0; 1424e8f32de5SMark Haverkamp writecmd->flags = 0; 1425e8f32de5SMark Haverkamp 14260b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 14270b433447SMahesh Rajashekhara if (ret < 0) 14280b433447SMahesh Rajashekhara return ret; 1429e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1430e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1431e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1432e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1433e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1434e8f32de5SMark Haverkamp /* 1435e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1436e8f32de5SMark Haverkamp */ 1437e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1438e8f32de5SMark Haverkamp fib, 1439e8f32de5SMark Haverkamp fibsize, 1440e8f32de5SMark Haverkamp FsaNormal, 1441e8f32de5SMark Haverkamp 0, 1, 1442e8f32de5SMark Haverkamp (fib_callback) io_callback, 1443e8f32de5SMark Haverkamp (void *) cmd); 1444e8f32de5SMark Haverkamp } 1445e8f32de5SMark Haverkamp 14469d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1447e8f32de5SMark Haverkamp { 1448e8f32de5SMark Haverkamp u16 fibsize; 1449e8f32de5SMark Haverkamp struct aac_write *writecmd; 1450b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 14510b433447SMahesh Rajashekhara long ret; 14520b433447SMahesh Rajashekhara 1453e8f32de5SMark Haverkamp aac_fib_init(fib); 1454e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1455e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1456f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1457e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1458b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1459b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1460e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1461e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1462e8f32de5SMark Haverkamp 14630b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 14640b433447SMahesh Rajashekhara if (ret < 0) 14650b433447SMahesh Rajashekhara return ret; 1466e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1467e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1468e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1469e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1470e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1471e8f32de5SMark Haverkamp /* 1472e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1473e8f32de5SMark Haverkamp */ 1474e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1475e8f32de5SMark Haverkamp fib, 1476e8f32de5SMark Haverkamp fibsize, 1477e8f32de5SMark Haverkamp FsaNormal, 1478e8f32de5SMark Haverkamp 0, 1, 1479e8f32de5SMark Haverkamp (fib_callback) io_callback, 1480e8f32de5SMark Haverkamp (void *) cmd); 1481e8f32de5SMark Haverkamp } 1482e8f32de5SMark Haverkamp 1483e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1484e8f32de5SMark Haverkamp { 1485e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1486e8f32de5SMark Haverkamp u32 flag; 1487e8f32de5SMark Haverkamp u32 timeout; 1488e8f32de5SMark Haverkamp 1489e8f32de5SMark Haverkamp aac_fib_init(fib); 1490e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1491e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1492e8f32de5SMark Haverkamp flag = SRB_DataOut; 1493e8f32de5SMark Haverkamp break; 1494e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1495e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1496e8f32de5SMark Haverkamp break; 1497e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1498e8f32de5SMark Haverkamp flag = SRB_DataIn; 1499e8f32de5SMark Haverkamp break; 1500e8f32de5SMark Haverkamp case DMA_NONE: 1501e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1502e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1503e8f32de5SMark Haverkamp break; 1504e8f32de5SMark Haverkamp } 1505e8f32de5SMark Haverkamp 1506e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1507e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1508e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1509e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1510e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1511e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1512242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1513e8f32de5SMark Haverkamp if (timeout == 0) 1514e8f32de5SMark Haverkamp timeout = 1; 1515e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1516e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1517e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1518e8f32de5SMark Haverkamp return srbcmd; 1519e8f32de5SMark Haverkamp } 1520e8f32de5SMark Haverkamp 1521ab5d129fSRaghava Aditya Renukunta static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1522ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *cmd) 1523ab5d129fSRaghava Aditya Renukunta { 1524ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd; 1525ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1526ab5d129fSRaghava Aditya Renukunta int bus, target; 1527ab5d129fSRaghava Aditya Renukunta u64 address; 1528ab5d129fSRaghava Aditya Renukunta 1529ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1530ab5d129fSRaghava Aditya Renukunta 1531ab5d129fSRaghava Aditya Renukunta hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1532ab5d129fSRaghava Aditya Renukunta memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1533ab5d129fSRaghava Aditya Renukunta /* iu_type is a parameter of aac_hba_send */ 1534ab5d129fSRaghava Aditya Renukunta switch (cmd->sc_data_direction) { 1535ab5d129fSRaghava Aditya Renukunta case DMA_TO_DEVICE: 1536ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 2; 1537ab5d129fSRaghava Aditya Renukunta break; 1538ab5d129fSRaghava Aditya Renukunta case DMA_FROM_DEVICE: 1539ab5d129fSRaghava Aditya Renukunta case DMA_BIDIRECTIONAL: 1540ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 1; 1541ab5d129fSRaghava Aditya Renukunta break; 1542ab5d129fSRaghava Aditya Renukunta case DMA_NONE: 1543ab5d129fSRaghava Aditya Renukunta default: 1544ab5d129fSRaghava Aditya Renukunta break; 1545ab5d129fSRaghava Aditya Renukunta } 1546ab5d129fSRaghava Aditya Renukunta hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1547ab5d129fSRaghava Aditya Renukunta 1548ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(cmd)); 1549ab5d129fSRaghava Aditya Renukunta target = scmd_id(cmd); 1550ab5d129fSRaghava Aditya Renukunta hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1551ab5d129fSRaghava Aditya Renukunta 1552ab5d129fSRaghava Aditya Renukunta /* we fill in reply_qid later in aac_src_deliver_message */ 1553ab5d129fSRaghava Aditya Renukunta /* we fill in iu_type, request_id later in aac_hba_send */ 1554ab5d129fSRaghava Aditya Renukunta /* we fill in emb_data_desc_count later in aac_build_sghba */ 1555ab5d129fSRaghava Aditya Renukunta 1556ab5d129fSRaghava Aditya Renukunta memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1557ab5d129fSRaghava Aditya Renukunta hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1558ab5d129fSRaghava Aditya Renukunta 1559ab5d129fSRaghava Aditya Renukunta address = (u64)fib->hw_error_pa; 1560ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1561ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1562ab5d129fSRaghava Aditya Renukunta hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1563ab5d129fSRaghava Aditya Renukunta 1564ab5d129fSRaghava Aditya Renukunta return hbacmd; 1565ab5d129fSRaghava Aditya Renukunta } 1566ab5d129fSRaghava Aditya Renukunta 1567e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1568e8f32de5SMark Haverkamp 1569e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1570e8f32de5SMark Haverkamp { 1571e8f32de5SMark Haverkamp u16 fibsize; 1572e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15730b433447SMahesh Rajashekhara long ret; 1574e8f32de5SMark Haverkamp 15750b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 15760b433447SMahesh Rajashekhara if (ret < 0) 15770b433447SMahesh Rajashekhara return ret; 1578727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1579e8f32de5SMark Haverkamp 1580e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1581e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1582e8f32de5SMark Haverkamp /* 1583e8f32de5SMark Haverkamp * Build Scatter/Gather list 1584e8f32de5SMark Haverkamp */ 1585e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1586e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1587e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1588e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1589e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1590e8f32de5SMark Haverkamp 1591e8f32de5SMark Haverkamp /* 1592e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1593e8f32de5SMark Haverkamp */ 1594e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1595e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1596e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1597e8f32de5SMark Haverkamp (void *) cmd); 1598e8f32de5SMark Haverkamp } 1599e8f32de5SMark Haverkamp 1600e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1601e8f32de5SMark Haverkamp { 1602e8f32de5SMark Haverkamp u16 fibsize; 1603e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 16040b433447SMahesh Rajashekhara long ret; 1605e8f32de5SMark Haverkamp 16060b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 16070b433447SMahesh Rajashekhara if (ret < 0) 16080b433447SMahesh Rajashekhara return ret; 1609727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1610e8f32de5SMark Haverkamp 1611e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1612e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1613e8f32de5SMark Haverkamp /* 1614e8f32de5SMark Haverkamp * Build Scatter/Gather list 1615e8f32de5SMark Haverkamp */ 1616e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1617e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1618e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1619e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1620e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1621e8f32de5SMark Haverkamp 1622e8f32de5SMark Haverkamp /* 1623e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1624e8f32de5SMark Haverkamp */ 1625e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1626e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1627e8f32de5SMark Haverkamp } 1628e8f32de5SMark Haverkamp 162994cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 163094cf6ba1SSalyzyn, Mark { 1631d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 163294cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 163394cf6ba1SSalyzyn, Mark return FAILED; 163494cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 163594cf6ba1SSalyzyn, Mark } 163694cf6ba1SSalyzyn, Mark 1637ab5d129fSRaghava Aditya Renukunta static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1638ab5d129fSRaghava Aditya Renukunta { 1639ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1640ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1641ab5d129fSRaghava Aditya Renukunta long ret; 1642ab5d129fSRaghava Aditya Renukunta 1643ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1644ab5d129fSRaghava Aditya Renukunta 1645ab5d129fSRaghava Aditya Renukunta ret = aac_build_sghba(cmd, hbacmd, 1646ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1647ab5d129fSRaghava Aditya Renukunta if (ret < 0) 1648ab5d129fSRaghava Aditya Renukunta return ret; 1649ab5d129fSRaghava Aditya Renukunta 1650ab5d129fSRaghava Aditya Renukunta /* 1651ab5d129fSRaghava Aditya Renukunta * Now send the HBA command to the adapter 1652ab5d129fSRaghava Aditya Renukunta */ 1653ab5d129fSRaghava Aditya Renukunta fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1654ab5d129fSRaghava Aditya Renukunta sizeof(struct aac_hba_sgl); 1655ab5d129fSRaghava Aditya Renukunta 1656ab5d129fSRaghava Aditya Renukunta return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1657ab5d129fSRaghava Aditya Renukunta (fib_callback) aac_hba_callback, 1658ab5d129fSRaghava Aditya Renukunta (void *) cmd); 1659ab5d129fSRaghava Aditya Renukunta } 1660ab5d129fSRaghava Aditya Renukunta 166171a91ca4SRaghava Aditya Renukunta int aac_issue_bmic_identify(struct aac_dev *dev, u32 bus, u32 target) 166271a91ca4SRaghava Aditya Renukunta { 166371a91ca4SRaghava Aditya Renukunta struct fib *fibptr; 166471a91ca4SRaghava Aditya Renukunta struct aac_srb *srbcmd; 166571a91ca4SRaghava Aditya Renukunta struct sgmap64 *sg64; 166671a91ca4SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp; 166771a91ca4SRaghava Aditya Renukunta dma_addr_t addr; 166871a91ca4SRaghava Aditya Renukunta u32 vbus, vid; 166971a91ca4SRaghava Aditya Renukunta u16 fibsize, datasize; 167071a91ca4SRaghava Aditya Renukunta int rcode = -ENOMEM; 167171a91ca4SRaghava Aditya Renukunta 1672ab5d129fSRaghava Aditya Renukunta 167371a91ca4SRaghava Aditya Renukunta fibptr = aac_fib_alloc(dev); 167471a91ca4SRaghava Aditya Renukunta if (!fibptr) 167571a91ca4SRaghava Aditya Renukunta goto out; 167671a91ca4SRaghava Aditya Renukunta 167771a91ca4SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - 167871a91ca4SRaghava Aditya Renukunta sizeof(struct sgentry) + sizeof(struct sgentry64); 167971a91ca4SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 168071a91ca4SRaghava Aditya Renukunta 1681f481973dSMahesh Rajashekhara identify_resp = dma_alloc_coherent(&dev->pdev->dev, datasize, &addr, 1682f481973dSMahesh Rajashekhara GFP_KERNEL); 168371a91ca4SRaghava Aditya Renukunta if (!identify_resp) 168471a91ca4SRaghava Aditya Renukunta goto fib_free_ptr; 168571a91ca4SRaghava Aditya Renukunta 16861c68856eSRaghava Aditya Renukunta vbus = (u32)le16_to_cpu(dev->supplement_adapter_info.virt_device_bus); 16871c68856eSRaghava Aditya Renukunta vid = (u32)le16_to_cpu(dev->supplement_adapter_info.virt_device_target); 168871a91ca4SRaghava Aditya Renukunta 168971a91ca4SRaghava Aditya Renukunta aac_fib_init(fibptr); 169071a91ca4SRaghava Aditya Renukunta 169171a91ca4SRaghava Aditya Renukunta srbcmd = (struct aac_srb *) fib_data(fibptr); 169271a91ca4SRaghava Aditya Renukunta srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 169371a91ca4SRaghava Aditya Renukunta srbcmd->channel = cpu_to_le32(vbus); 169471a91ca4SRaghava Aditya Renukunta srbcmd->id = cpu_to_le32(vid); 169571a91ca4SRaghava Aditya Renukunta srbcmd->lun = 0; 169671a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 169771a91ca4SRaghava Aditya Renukunta srbcmd->timeout = cpu_to_le32(10); 169871a91ca4SRaghava Aditya Renukunta srbcmd->retry_limit = 0; 169971a91ca4SRaghava Aditya Renukunta srbcmd->cdb_size = cpu_to_le32(12); 170071a91ca4SRaghava Aditya Renukunta srbcmd->count = cpu_to_le32(datasize); 170171a91ca4SRaghava Aditya Renukunta 170271a91ca4SRaghava Aditya Renukunta memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 170371a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 170471a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 170571a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 170671a91ca4SRaghava Aditya Renukunta 170771a91ca4SRaghava Aditya Renukunta sg64 = (struct sgmap64 *)&srbcmd->sg; 170871a91ca4SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 170971a91ca4SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32((u32)(((addr) >> 16) >> 16)); 171071a91ca4SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 171171a91ca4SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(datasize); 171271a91ca4SRaghava Aditya Renukunta 171371a91ca4SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, 171471a91ca4SRaghava Aditya Renukunta fibptr, fibsize, FsaNormal, 1, 1, NULL, NULL); 171571a91ca4SRaghava Aditya Renukunta 171671a91ca4SRaghava Aditya Renukunta if (identify_resp->current_queue_depth_limit <= 0 || 171771a91ca4SRaghava Aditya Renukunta identify_resp->current_queue_depth_limit > 32) 171871a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 171971a91ca4SRaghava Aditya Renukunta else 172071a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 172171a91ca4SRaghava Aditya Renukunta identify_resp->current_queue_depth_limit; 172271a91ca4SRaghava Aditya Renukunta 1723f481973dSMahesh Rajashekhara dma_free_coherent(&dev->pdev->dev, datasize, identify_resp, addr); 172471a91ca4SRaghava Aditya Renukunta 172571a91ca4SRaghava Aditya Renukunta aac_fib_complete(fibptr); 172671a91ca4SRaghava Aditya Renukunta 172771a91ca4SRaghava Aditya Renukunta fib_free_ptr: 172871a91ca4SRaghava Aditya Renukunta aac_fib_free(fibptr); 172971a91ca4SRaghava Aditya Renukunta out: 173071a91ca4SRaghava Aditya Renukunta return rcode; 173171a91ca4SRaghava Aditya Renukunta } 173271a91ca4SRaghava Aditya Renukunta 1733c83b11e3SRaghava Aditya Renukunta /** 1734c83b11e3SRaghava Aditya Renukunta * aac_update hba_map()- update current hba map with data from FW 1735c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1736c83b11e3SRaghava Aditya Renukunta * @phys_luns: FW information from report phys luns 1737c83b11e3SRaghava Aditya Renukunta * 1738c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1739c83b11e3SRaghava Aditya Renukunta */ 1740c83b11e3SRaghava Aditya Renukunta void aac_update_hba_map(struct aac_dev *dev, 17416223a39fSRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns, int rescan) 1742c83b11e3SRaghava Aditya Renukunta { 1743c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1744c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1745c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1746c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 1747c83b11e3SRaghava Aditya Renukunta u8 devtype; 1748c83b11e3SRaghava Aditya Renukunta 1749c83b11e3SRaghava Aditya Renukunta lun_count = ((phys_luns->list_length[0] << 24) 1750c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[1] << 16) 1751c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[2] << 8) 1752c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[3])) / 24; 1753c83b11e3SRaghava Aditya Renukunta 1754c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1755c83b11e3SRaghava Aditya Renukunta 1756c83b11e3SRaghava Aditya Renukunta bus = phys_luns->lun[i].level2[1] & 0x3f; 1757c83b11e3SRaghava Aditya Renukunta target = phys_luns->lun[i].level2[0]; 1758c83b11e3SRaghava Aditya Renukunta expose_flag = phys_luns->lun[i].bus >> 6; 1759c83b11e3SRaghava Aditya Renukunta attribs = phys_luns->lun[i].node_ident[9]; 1760c83b11e3SRaghava Aditya Renukunta nexus = *((u32 *) &phys_luns->lun[i].node_ident[12]); 1761c83b11e3SRaghava Aditya Renukunta 1762c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1763c83b11e3SRaghava Aditya Renukunta continue; 1764c83b11e3SRaghava Aditya Renukunta 1765c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].expose = expose_flag; 1766c83b11e3SRaghava Aditya Renukunta 1767c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 1768c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_RAID_MEMBER; 1769c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1770c83b11e3SRaghava Aditya Renukunta } 1771c83b11e3SRaghava Aditya Renukunta 1772c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 1773c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_NATIVE_RAW; 1774c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1775c83b11e3SRaghava Aditya Renukunta nexus; 1776c83b11e3SRaghava Aditya Renukunta } else 1777c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_ARC_RAW; 1778c83b11e3SRaghava Aditya Renukunta 1779c83b11e3SRaghava Aditya Renukunta if (devtype != AAC_DEVTYPE_NATIVE_RAW) 1780c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1781c83b11e3SRaghava Aditya Renukunta 178271a91ca4SRaghava Aditya Renukunta if (aac_issue_bmic_identify(dev, bus, target) < 0) 178371a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 178471a91ca4SRaghava Aditya Renukunta 1785c83b11e3SRaghava Aditya Renukunta update_devtype: 17866223a39fSRaghava Aditya Renukunta if (rescan == AAC_INIT) 1787c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = devtype; 17886223a39fSRaghava Aditya Renukunta else 17896223a39fSRaghava Aditya Renukunta dev->hba_map[bus][target].new_devtype = devtype; 1790c83b11e3SRaghava Aditya Renukunta } 1791c83b11e3SRaghava Aditya Renukunta } 1792c83b11e3SRaghava Aditya Renukunta 1793c83b11e3SRaghava Aditya Renukunta /** 1794c83b11e3SRaghava Aditya Renukunta * aac_report_phys_luns() Process topology change 1795c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1796c83b11e3SRaghava Aditya Renukunta * @fibptr: fib pointer 1797c83b11e3SRaghava Aditya Renukunta * 1798c83b11e3SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1799c83b11e3SRaghava Aditya Renukunta * the current hba_map. 1800c83b11e3SRaghava Aditya Renukunta */ 18016223a39fSRaghava Aditya Renukunta int aac_report_phys_luns(struct aac_dev *dev, struct fib *fibptr, int rescan) 1802c83b11e3SRaghava Aditya Renukunta { 1803c83b11e3SRaghava Aditya Renukunta int fibsize, datasize; 1804c83b11e3SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1805c83b11e3SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1806c83b11e3SRaghava Aditya Renukunta struct sgmap64 *sg64; 1807c83b11e3SRaghava Aditya Renukunta dma_addr_t addr; 1808c83b11e3SRaghava Aditya Renukunta u32 vbus, vid; 180976291469SColin Ian King int rcode = 0; 1810c83b11e3SRaghava Aditya Renukunta 1811c83b11e3SRaghava Aditya Renukunta /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */ 1812c83b11e3SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) 1813c83b11e3SRaghava Aditya Renukunta + sizeof(struct sgentry64); 1814c83b11e3SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) 1815c83b11e3SRaghava Aditya Renukunta + (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1816c83b11e3SRaghava Aditya Renukunta 1817f481973dSMahesh Rajashekhara phys_luns = dma_alloc_coherent(&dev->pdev->dev, datasize, &addr, 1818f481973dSMahesh Rajashekhara GFP_KERNEL); 1819c83b11e3SRaghava Aditya Renukunta if (phys_luns == NULL) { 1820c83b11e3SRaghava Aditya Renukunta rcode = -ENOMEM; 1821c83b11e3SRaghava Aditya Renukunta goto err_out; 1822c83b11e3SRaghava Aditya Renukunta } 1823c83b11e3SRaghava Aditya Renukunta 1824c83b11e3SRaghava Aditya Renukunta vbus = (u32) le16_to_cpu( 18251c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus); 1826c83b11e3SRaghava Aditya Renukunta vid = (u32) le16_to_cpu( 18271c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_target); 1828c83b11e3SRaghava Aditya Renukunta 1829c83b11e3SRaghava Aditya Renukunta aac_fib_init(fibptr); 1830c83b11e3SRaghava Aditya Renukunta 1831c83b11e3SRaghava Aditya Renukunta srbcmd = (struct aac_srb *) fib_data(fibptr); 1832c83b11e3SRaghava Aditya Renukunta srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1833c83b11e3SRaghava Aditya Renukunta srbcmd->channel = cpu_to_le32(vbus); 1834c83b11e3SRaghava Aditya Renukunta srbcmd->id = cpu_to_le32(vid); 1835c83b11e3SRaghava Aditya Renukunta srbcmd->lun = 0; 1836c83b11e3SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1837c83b11e3SRaghava Aditya Renukunta srbcmd->timeout = cpu_to_le32(10); 1838c83b11e3SRaghava Aditya Renukunta srbcmd->retry_limit = 0; 1839c83b11e3SRaghava Aditya Renukunta srbcmd->cdb_size = cpu_to_le32(12); 1840c83b11e3SRaghava Aditya Renukunta srbcmd->count = cpu_to_le32(datasize); 1841c83b11e3SRaghava Aditya Renukunta 1842c83b11e3SRaghava Aditya Renukunta memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1843c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1844c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1845c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1846c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1847c83b11e3SRaghava Aditya Renukunta 1848c83b11e3SRaghava Aditya Renukunta sg64 = (struct sgmap64 *) &srbcmd->sg; 1849c83b11e3SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 1850c83b11e3SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 1851c83b11e3SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 1852c83b11e3SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(datasize); 1853c83b11e3SRaghava Aditya Renukunta 1854c83b11e3SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, 1855c83b11e3SRaghava Aditya Renukunta FsaNormal, 1, 1, NULL, NULL); 1856c83b11e3SRaghava Aditya Renukunta 1857c83b11e3SRaghava Aditya Renukunta /* analyse data */ 1858c83b11e3SRaghava Aditya Renukunta if (rcode >= 0 && phys_luns->resp_flag == 2) { 1859c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 18606223a39fSRaghava Aditya Renukunta aac_update_hba_map(dev, phys_luns, rescan); 1861c83b11e3SRaghava Aditya Renukunta } 1862c83b11e3SRaghava Aditya Renukunta 1863f481973dSMahesh Rajashekhara dma_free_coherent(&dev->pdev->dev, datasize, phys_luns, addr); 1864c83b11e3SRaghava Aditya Renukunta err_out: 1865c83b11e3SRaghava Aditya Renukunta return rcode; 1866c83b11e3SRaghava Aditya Renukunta } 1867c83b11e3SRaghava Aditya Renukunta 18681da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 18691da177e4SLinus Torvalds { 18701da177e4SLinus Torvalds struct fib* fibptr; 18711da177e4SLinus Torvalds int rcode; 1872c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 18737c00ffa3SMark Haverkamp struct aac_adapter_info *info; 187484971738SMark Haverkamp struct aac_bus_info *command; 187584971738SMark Haverkamp struct aac_bus_info_response *bus_info; 18767c00ffa3SMark Haverkamp 1877bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 18781da177e4SLinus Torvalds return -ENOMEM; 18791da177e4SLinus Torvalds 1880bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 18811da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 18827c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 18831da177e4SLinus Torvalds 1884bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 18851da177e4SLinus Torvalds fibptr, 18867c00ffa3SMark Haverkamp sizeof(*info), 18871da177e4SLinus Torvalds FsaNormal, 18889203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 18891da177e4SLinus Torvalds NULL, 18901da177e4SLinus Torvalds NULL); 18911da177e4SLinus Torvalds 18927c00ffa3SMark Haverkamp if (rcode < 0) { 1893cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 1894cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 1895cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1896bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1897bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1898cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 18997c00ffa3SMark Haverkamp return rcode; 19007c00ffa3SMark Haverkamp } 19017c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 19027c00ffa3SMark Haverkamp 19031c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 19047c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 190506a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 19067c00ffa3SMark Haverkamp 1907bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 19087c00ffa3SMark Haverkamp 190906a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 19107c00ffa3SMark Haverkamp 191106a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 19127c00ffa3SMark Haverkamp 1913bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 19147c00ffa3SMark Haverkamp fibptr, 191506a43d17SSalyzyn, Mark sizeof(*sinfo), 19167c00ffa3SMark Haverkamp FsaNormal, 19177c00ffa3SMark Haverkamp 1, 1, 19187c00ffa3SMark Haverkamp NULL, 19197c00ffa3SMark Haverkamp NULL); 19207c00ffa3SMark Haverkamp 19217c00ffa3SMark Haverkamp if (rcode >= 0) 192206a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 1923cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 1924cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 1925cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 1926cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 1927cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 1928cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 19297c00ffa3SMark Haverkamp } 19301da177e4SLinus Torvalds 1931c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 1932c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 193371a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 1934c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 193571a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 193671a91ca4SRaghava Aditya Renukunta } 1937c83b11e3SRaghava Aditya Renukunta } 193884971738SMark Haverkamp 193984971738SMark Haverkamp /* 194084971738SMark Haverkamp * GetBusInfo 194184971738SMark Haverkamp */ 194284971738SMark Haverkamp 1943bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 194484971738SMark Haverkamp 194584971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 194684971738SMark Haverkamp 194784971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 194884971738SMark Haverkamp 194984971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 195084971738SMark Haverkamp 195184971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 195284971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 195384971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 195484971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 195584971738SMark Haverkamp 1956bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 195784971738SMark Haverkamp fibptr, 195884971738SMark Haverkamp sizeof (*bus_info), 195984971738SMark Haverkamp FsaNormal, 196084971738SMark Haverkamp 1, 1, 196184971738SMark Haverkamp NULL, NULL); 196284971738SMark Haverkamp 196394cf6ba1SSalyzyn, Mark /* reasoned default */ 196494cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 196584971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 196684971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 196784971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 196884971738SMark Haverkamp } 196984971738SMark Haverkamp 1970c83b11e3SRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 19711c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus != 0xffff) { 1972c83b11e3SRaghava Aditya Renukunta /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */ 19736223a39fSRaghava Aditya Renukunta rcode = aac_report_phys_luns(dev, fibptr, AAC_INIT); 1974c83b11e3SRaghava Aditya Renukunta } 1975c83b11e3SRaghava Aditya Renukunta 19768c867b25SMark Haverkamp if (!dev->in_reset) { 197724f02e1dSSalyzyn, Mark char buffer[16]; 19781da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 19797c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 19801da177e4SLinus Torvalds dev->name, 19811da177e4SLinus Torvalds dev->id, 19821da177e4SLinus Torvalds tmp>>24, 19831da177e4SLinus Torvalds (tmp>>16)&0xff, 19841da177e4SLinus Torvalds tmp&0xff, 19857c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 19861c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 19871c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 19881da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 19891da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 19901da177e4SLinus Torvalds dev->name, dev->id, 19911da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 19921da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 19931da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 19941da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 19951da177e4SLinus Torvalds dev->name, dev->id, 19961da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 19971da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 199824f02e1dSSalyzyn, Mark buffer[0] = '\0'; 1999ee959b00STony Jones if (aac_get_serial_number( 200024f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 200124f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 200224f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 20031c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2004a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2005a45c863fSSalyzyn, Mark dev->name, dev->id, 20061c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 20071c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 20081c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2009a45c863fSSalyzyn, Mark } 20102f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 20111c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2012a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 201329c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 201429c97684SSalyzyn, Mark dev->name, dev->id); 201529c97684SSalyzyn, Mark } 20168c867b25SMark Haverkamp } 20171da177e4SLinus Torvalds 201895e852e1SSalyzyn, Mark dev->cache_protected = 0; 20191c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2020cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 20211da177e4SLinus Torvalds dev->nondasd_support = 0; 20221da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 202395e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 20241da177e4SLinus Torvalds dev->nondasd_support = 1; 20251da177e4SLinus Torvalds 20261da177e4SLinus Torvalds /* 20271da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 20281da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 20291da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 20301da177e4SLinus Torvalds * additional changes changes will have to be made to support 20311da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 20321da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 20331da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 20341da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 20351da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 20361da177e4SLinus Torvalds */ 20371da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 20381da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 20391da177e4SLinus Torvalds dev->nondasd_support = 1; 20401da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 20411da177e4SLinus Torvalds } 20421da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 20431da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 20441da177e4SLinus Torvalds dev->name, dev->id); 20451da177e4SLinus Torvalds 204695e852e1SSalyzyn, Mark if (nondasd != -1) 20471da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 20482f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 20491da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 20501da177e4SLinus Torvalds 2051e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2052d8e96507SLeubner, Achim dev->needs_dac = 1; 20531da177e4SLinus Torvalds dev->dac_support = 0; 2054d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2055d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 20562f7ecc55SSalyzyn, Mark if (!dev->in_reset) 20572f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 20582f7ecc55SSalyzyn, Mark dev->name, dev->id); 20591da177e4SLinus Torvalds dev->dac_support = 1; 20601da177e4SLinus Torvalds } 20611da177e4SLinus Torvalds 20621da177e4SLinus Torvalds if(dacmode != -1) { 20631da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 20641da177e4SLinus Torvalds } 2065d8e96507SLeubner, Achim 2066d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2067d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2068d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2069d8e96507SLeubner, Achim dev->nondasd_support = 0; 2070d8e96507SLeubner, Achim dev->jbod = 0; 2071d8e96507SLeubner, Achim expose_physicals = 0; 2072d8e96507SLeubner, Achim } 2073d8e96507SLeubner, Achim 20748105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 20758105d39dSRaghava Aditya Renukunta if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 20762f7ecc55SSalyzyn, Mark if (!dev->in_reset) 20778105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 20788105d39dSRaghava Aditya Renukunta } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 20798105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 20801da177e4SLinus Torvalds dev->dac_support = 0; 20811da177e4SLinus Torvalds } else { 20828105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 20831da177e4SLinus Torvalds rcode = -ENOMEM; 20841da177e4SLinus Torvalds } 20851da177e4SLinus Torvalds } 20867c00ffa3SMark Haverkamp /* 2087e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2088e8f32de5SMark Haverkamp * interface. 20897c00ffa3SMark Haverkamp */ 2090e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 209194cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 209294cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 209394cf6ba1SSalyzyn, Mark : aac_scsi_64) 2094e8f32de5SMark Haverkamp : aac_scsi_32; 2095e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2096e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2097e8f32de5SMark Haverkamp ? aac_bounds_64 2098e8f32de5SMark Haverkamp : aac_bounds_32; 2099e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2100e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2101e8f32de5SMark Haverkamp } else { 2102e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 21037c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 21047c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 210563a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 210663a70eeaSMark Haverkamp sizeof(struct sgentry); 21077c00ffa3SMark Haverkamp if (dev->dac_support) { 2108e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2109e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 21107c00ffa3SMark Haverkamp /* 21117c00ffa3SMark Haverkamp * 38 scatter gather elements 21127c00ffa3SMark Haverkamp */ 21137c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 21147c00ffa3SMark Haverkamp (dev->max_fib_size - 21157c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 21167c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 211763a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 211863a70eeaSMark Haverkamp sizeof(struct sgentry64); 2119e8f32de5SMark Haverkamp } else { 2120e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2121e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 21227c00ffa3SMark Haverkamp } 21237c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 21247c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 21257c00ffa3SMark Haverkamp /* 21267c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 21277c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 21287c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 21297c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 21307c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 21317c00ffa3SMark Haverkamp * element. 21327c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 21337c00ffa3SMark Haverkamp */ 21347c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 21357c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 21367c00ffa3SMark Haverkamp } 21370e68c003SMark Haverkamp } 2138ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2139ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2140ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2141ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2142ab5d129fSRaghava Aditya Renukunta 2143cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2144cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2145bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2146bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2147cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 21481da177e4SLinus Torvalds 21491da177e4SLinus Torvalds return rcode; 21501da177e4SLinus Torvalds } 21511da177e4SLinus Torvalds 21521da177e4SLinus Torvalds 2153e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 21541da177e4SLinus Torvalds { 21551da177e4SLinus Torvalds struct aac_dev *dev; 21561da177e4SLinus Torvalds struct aac_read_reply *readreply; 21571da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 21581da177e4SLinus Torvalds u32 cid; 21591da177e4SLinus Torvalds 21601da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 21611da177e4SLinus Torvalds 216203d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 216303d44337SMark Haverkamp return; 216403d44337SMark Haverkamp 21651a655040SSalyzyn, Mark dev = fibptr->dev; 2166e5718774SMark Haverkamp cid = scmd_id(scsicmd); 21671da177e4SLinus Torvalds 21687a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 21697a8cf29dSMark Haverkamp u64 lba; 21707a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 21717a8cf29dSMark Haverkamp case WRITE_6: 21727a8cf29dSMark Haverkamp case READ_6: 21737a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 21747a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 21757a8cf29dSMark Haverkamp break; 21767a8cf29dSMark Haverkamp case WRITE_16: 21777a8cf29dSMark Haverkamp case READ_16: 21787a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 21797a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 21807a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 21817a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 21827a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 21837a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 21847a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 21857a8cf29dSMark Haverkamp break; 21867a8cf29dSMark Haverkamp case WRITE_12: 21877a8cf29dSMark Haverkamp case READ_12: 21887a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 21897a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 21907a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 21917a8cf29dSMark Haverkamp break; 21927a8cf29dSMark Haverkamp default: 21937a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 21947a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 21957a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 21967a8cf29dSMark Haverkamp break; 21977a8cf29dSMark Haverkamp } 21987a8cf29dSMark Haverkamp printk(KERN_DEBUG 21997a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 22007a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 22017a8cf29dSMark Haverkamp } 22021da177e4SLinus Torvalds 2203125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 22041da177e4SLinus Torvalds 2205727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2206727eead6SFUJITA Tomonori 22071da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2208655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2209655d722cSMark Salyzyn case ST_OK: 2210655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2211655d722cSMark Salyzyn SAM_STAT_GOOD; 2212655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2213655d722cSMark Salyzyn break; 2214655d722cSMark Salyzyn case ST_NOT_READY: 2215655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2216655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2217655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2218655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2219655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2220655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2221655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2222655d722cSMark Salyzyn break; 2223f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2224f956a669SRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2225f956a669SRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 2226f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2227f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2228f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2229f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2230f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2231f956a669SRaghava Aditya Renukunta break; 2232655d722cSMark Salyzyn default: 22337c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2234e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 22351da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 22367c00ffa3SMark Haverkamp #endif 2237655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2238655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 22398e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 22408e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 22418e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 22421da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 22433ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 22443ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2245655d722cSMark Salyzyn break; 22461da177e4SLinus Torvalds } 2247bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 22481da177e4SLinus Torvalds 22498e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 22501da177e4SLinus Torvalds } 22511da177e4SLinus Torvalds 22529e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 22531da177e4SLinus Torvalds { 22547a8cf29dSMark Haverkamp u64 lba; 22551da177e4SLinus Torvalds u32 count; 22561da177e4SLinus Torvalds int status; 22571da177e4SLinus Torvalds struct aac_dev *dev; 22581da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2259da3cc679SRajashekhara, Mahesh int cid; 22601da177e4SLinus Torvalds 22611da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 22621da177e4SLinus Torvalds /* 22631da177e4SLinus Torvalds * Get block address and transfer length 22641da177e4SLinus Torvalds */ 22657a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 22667a8cf29dSMark Haverkamp case READ_6: 22679e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 22681da177e4SLinus Torvalds 22697a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 22707a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 22711da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 22721da177e4SLinus Torvalds 22731da177e4SLinus Torvalds if (count == 0) 22741da177e4SLinus Torvalds count = 256; 22757a8cf29dSMark Haverkamp break; 22767a8cf29dSMark Haverkamp case READ_16: 22779e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 22787a8cf29dSMark Haverkamp 22797a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 22807a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 22817a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 22827a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 22837a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 22847a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 22857a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 22867a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 22877a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 22887a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 22897a8cf29dSMark Haverkamp break; 22907a8cf29dSMark Haverkamp case READ_12: 22919e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 22927a8cf29dSMark Haverkamp 22937a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 22947a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 22957a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 22967a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 22977a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 22987a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 22997a8cf29dSMark Haverkamp break; 23007a8cf29dSMark Haverkamp default: 23019e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 23021da177e4SLinus Torvalds 23037a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23047a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23057a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23061da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 23077a8cf29dSMark Haverkamp break; 23081da177e4SLinus Torvalds } 2309da3cc679SRajashekhara, Mahesh 2310da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2311da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2312da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2313da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2314da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2315da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2316da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2317da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2318da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2319da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2320da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2321da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2322da3cc679SRajashekhara, Mahesh return 1; 2323da3cc679SRajashekhara, Mahesh } 2324da3cc679SRajashekhara, Mahesh 23257a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 23267c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2327e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 23287a8cf29dSMark Haverkamp return 0; 23291da177e4SLinus Torvalds /* 23301da177e4SLinus Torvalds * Alocate and initialize a Fib 23311da177e4SLinus Torvalds */ 23326bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 23331da177e4SLinus Torvalds 2334e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 23351da177e4SLinus Torvalds 23361da177e4SLinus Torvalds /* 23371da177e4SLinus Torvalds * Check that the command queued to the controller 23381da177e4SLinus Torvalds */ 233977d644d4SMark Haverkamp if (status == -EINPROGRESS) { 234077d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 23411da177e4SLinus Torvalds return 0; 234277d644d4SMark Haverkamp } 23431da177e4SLinus Torvalds 2344bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 23451da177e4SLinus Torvalds /* 23461da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 23471da177e4SLinus Torvalds */ 23481da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 23498e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2350bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2351bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 23521da177e4SLinus Torvalds return 0; 23531da177e4SLinus Torvalds } 23541da177e4SLinus Torvalds 23559e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 23561da177e4SLinus Torvalds { 23577a8cf29dSMark Haverkamp u64 lba; 23581da177e4SLinus Torvalds u32 count; 23599d399cc7SSalyzyn, Mark int fua; 23601da177e4SLinus Torvalds int status; 23611da177e4SLinus Torvalds struct aac_dev *dev; 23621da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2363da3cc679SRajashekhara, Mahesh int cid; 23641da177e4SLinus Torvalds 23651da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 23661da177e4SLinus Torvalds /* 23671da177e4SLinus Torvalds * Get block address and transfer length 23681da177e4SLinus Torvalds */ 23691da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 23701da177e4SLinus Torvalds { 23711da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23721da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 23731da177e4SLinus Torvalds if (count == 0) 23741da177e4SLinus Torvalds count = 256; 23759d399cc7SSalyzyn, Mark fua = 0; 23767a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 23779e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 23787a8cf29dSMark Haverkamp 23797a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23807a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23817a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23827a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23837a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23847a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23857a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23867a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 23877a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 23889d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 23897a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 23909e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 23917a8cf29dSMark Haverkamp 23927a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 23937a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23947a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 23957a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23969d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 23971da177e4SLinus Torvalds } else { 23989e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 23997a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24001da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24019d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 24021da177e4SLinus Torvalds } 2403da3cc679SRajashekhara, Mahesh 2404da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2405da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2406da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2407da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2408da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2409da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2410da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2411da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2412da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2413da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2414da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2415da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2416da3cc679SRajashekhara, Mahesh return 1; 2417da3cc679SRajashekhara, Mahesh } 2418da3cc679SRajashekhara, Mahesh 24197a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 24201da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2421e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24227a8cf29dSMark Haverkamp return 0; 24231da177e4SLinus Torvalds /* 24241da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 24251da177e4SLinus Torvalds */ 24266bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 24271da177e4SLinus Torvalds 24289d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 24291da177e4SLinus Torvalds 24301da177e4SLinus Torvalds /* 24311da177e4SLinus Torvalds * Check that the command queued to the controller 24321da177e4SLinus Torvalds */ 243377d644d4SMark Haverkamp if (status == -EINPROGRESS) { 243477d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 24351da177e4SLinus Torvalds return 0; 24361da177e4SLinus Torvalds } 24371da177e4SLinus Torvalds 2438bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 24391da177e4SLinus Torvalds /* 24401da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 24411da177e4SLinus Torvalds */ 24421da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 24438e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 24441da177e4SLinus Torvalds 2445bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2446bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 24471da177e4SLinus Torvalds return 0; 24481da177e4SLinus Torvalds } 24491da177e4SLinus Torvalds 24501da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 24511da177e4SLinus Torvalds { 24521da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 24531da177e4SLinus Torvalds struct scsi_cmnd *cmd; 24541da177e4SLinus Torvalds 24551da177e4SLinus Torvalds cmd = context; 24561da177e4SLinus Torvalds 245703d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 245803d44337SMark Haverkamp return; 245903d44337SMark Haverkamp 24601da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 24611da177e4SLinus Torvalds smp_processor_id(), jiffies)); 24621da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 24631da177e4SLinus Torvalds 24641da177e4SLinus Torvalds 24651da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 24661da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 24671da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 24681da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 24691da177e4SLinus Torvalds else { 24701da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 24711a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2472e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 24731da177e4SLinus Torvalds printk(KERN_WARNING 24741da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 24751da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 24761da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 24771da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 24788e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 24798e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 24808e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 24811da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2482b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2483b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 24841da177e4SLinus Torvalds } 24851da177e4SLinus Torvalds 2486bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2487bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 24888e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 24891da177e4SLinus Torvalds } 24901da177e4SLinus Torvalds 24919e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 24921da177e4SLinus Torvalds { 24931da177e4SLinus Torvalds int status; 24941da177e4SLinus Torvalds struct fib *cmd_fibcontext; 24951da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 24961da177e4SLinus Torvalds struct scsi_cmnd *cmd; 24971da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 24981da177e4SLinus Torvalds int active = 0; 249990ee3466SMark Haverkamp struct aac_dev *aac; 2500b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 2501b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 2502b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25031da177e4SLinus Torvalds unsigned long flags; 25041da177e4SLinus Torvalds 25051da177e4SLinus Torvalds /* 250677d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 250777d644d4SMark Haverkamp * specific target (block). 25081da177e4SLinus Torvalds */ 25091da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 25101da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 2511b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 2512b90f90d2SSalyzyn, Mark u64 cmnd_lba; 2513b90f90d2SSalyzyn, Mark u32 cmnd_count; 2514b90f90d2SSalyzyn, Mark 2515b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 2516b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 2517b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 2518b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 2519b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 2520b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 2521b90f90d2SSalyzyn, Mark cmnd_count = 256; 2522b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 2523b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 2524b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 2525b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 2526b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 2527b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 2528b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2529b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2530b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2531b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 2532b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 2533b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 2534b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 2535b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 2536b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2537b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2538b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2539b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2540b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 2541b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2542b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2543b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2544b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 2545b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2546b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2547b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2548b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2549b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 2550b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 2551b90f90d2SSalyzyn, Mark } else 2552b90f90d2SSalyzyn, Mark continue; 2553b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 2554b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 2555b90f90d2SSalyzyn, Mark continue; 25561da177e4SLinus Torvalds ++active; 25571da177e4SLinus Torvalds break; 25581da177e4SLinus Torvalds } 25591da177e4SLinus Torvalds 25601da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 25611da177e4SLinus Torvalds 25621da177e4SLinus Torvalds /* 25631da177e4SLinus Torvalds * Yield the processor (requeue for later) 25641da177e4SLinus Torvalds */ 25651da177e4SLinus Torvalds if (active) 25661da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 25671da177e4SLinus Torvalds 2568f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 25698c867b25SMark Haverkamp if (aac->in_reset) 25708c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 25718c867b25SMark Haverkamp 25721da177e4SLinus Torvalds /* 25737c00ffa3SMark Haverkamp * Allocate and initialize a Fib 25741da177e4SLinus Torvalds */ 257590ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 25761da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 25771da177e4SLinus Torvalds 2578bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 25791da177e4SLinus Torvalds 25801da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 25811da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 25821da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 25839e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 25841da177e4SLinus Torvalds synchronizecmd->count = 25851da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 25861da177e4SLinus Torvalds 25871da177e4SLinus Torvalds /* 25881da177e4SLinus Torvalds * Now send the Fib to the adapter 25891da177e4SLinus Torvalds */ 2590bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 25911da177e4SLinus Torvalds cmd_fibcontext, 25921da177e4SLinus Torvalds sizeof(struct aac_synchronize), 25931da177e4SLinus Torvalds FsaNormal, 25941da177e4SLinus Torvalds 0, 1, 25951da177e4SLinus Torvalds (fib_callback)synchronize_callback, 25961da177e4SLinus Torvalds (void *)scsicmd); 25971da177e4SLinus Torvalds 25981da177e4SLinus Torvalds /* 25991da177e4SLinus Torvalds * Check that the command queued to the controller 26001da177e4SLinus Torvalds */ 260177d644d4SMark Haverkamp if (status == -EINPROGRESS) { 260277d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 26031da177e4SLinus Torvalds return 0; 260477d644d4SMark Haverkamp } 26051da177e4SLinus Torvalds 26061da177e4SLinus Torvalds printk(KERN_WARNING 2607bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2608bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2609bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26101da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 26111da177e4SLinus Torvalds } 26121da177e4SLinus Torvalds 2613655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2614655d722cSMark Salyzyn { 2615655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2616655d722cSMark Salyzyn 2617655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2618655d722cSMark Salyzyn return; 2619655d722cSMark Salyzyn 2620655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2621655d722cSMark Salyzyn 2622655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2623655d722cSMark Salyzyn 2624655d722cSMark Salyzyn aac_fib_complete(fibptr); 2625655d722cSMark Salyzyn aac_fib_free(fibptr); 2626655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2627655d722cSMark Salyzyn } 2628655d722cSMark Salyzyn 2629655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2630655d722cSMark Salyzyn { 2631655d722cSMark Salyzyn int status; 2632655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2633655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2634655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2635655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2636655d722cSMark Salyzyn 26371c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2638655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2639655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2640655d722cSMark Salyzyn SAM_STAT_GOOD; 2641655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2642655d722cSMark Salyzyn return 0; 2643655d722cSMark Salyzyn } 2644655d722cSMark Salyzyn 2645655d722cSMark Salyzyn if (aac->in_reset) 2646655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2647655d722cSMark Salyzyn 2648655d722cSMark Salyzyn /* 2649655d722cSMark Salyzyn * Allocate and initialize a Fib 2650655d722cSMark Salyzyn */ 26516bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2652655d722cSMark Salyzyn 2653655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2654655d722cSMark Salyzyn 2655655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2656655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2657655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2658655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2659655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2660655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2661655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2662655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2663655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 2664655d722cSMark Salyzyn 2665655d722cSMark Salyzyn /* 2666655d722cSMark Salyzyn * Now send the Fib to the adapter 2667655d722cSMark Salyzyn */ 2668655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2669655d722cSMark Salyzyn cmd_fibcontext, 2670655d722cSMark Salyzyn sizeof(struct aac_power_management), 2671655d722cSMark Salyzyn FsaNormal, 2672655d722cSMark Salyzyn 0, 1, 2673655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2674655d722cSMark Salyzyn (void *)scsicmd); 2675655d722cSMark Salyzyn 2676655d722cSMark Salyzyn /* 2677655d722cSMark Salyzyn * Check that the command queued to the controller 2678655d722cSMark Salyzyn */ 2679655d722cSMark Salyzyn if (status == -EINPROGRESS) { 2680655d722cSMark Salyzyn scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2681655d722cSMark Salyzyn return 0; 2682655d722cSMark Salyzyn } 2683655d722cSMark Salyzyn 2684655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2685655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2686655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2687655d722cSMark Salyzyn } 2688655d722cSMark Salyzyn 26891da177e4SLinus Torvalds /** 26901da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 26911da177e4SLinus Torvalds * @scsicmd: SCSI command block 26921da177e4SLinus Torvalds * 26931da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 26941da177e4SLinus Torvalds * aacraid firmware. 26951da177e4SLinus Torvalds */ 26961da177e4SLinus Torvalds 26971da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 26981da177e4SLinus Torvalds { 2699ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 27001da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 27011da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 27021da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 27031da177e4SLinus Torvalds 270490ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 270590ee3466SMark Haverkamp return -1; 27061da177e4SLinus Torvalds /* 27071da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 27081da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 27091da177e4SLinus Torvalds * itself. 27101da177e4SLinus Torvalds */ 27111a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 27121a655040SSalyzyn, Mark if (cid != host->this_id) { 27131a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 27141a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2715e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 27161da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2717c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27181da177e4SLinus Torvalds } 27191da177e4SLinus Torvalds 27201da177e4SLinus Torvalds /* 27211da177e4SLinus Torvalds * If the target container doesn't exist, it may have 27221da177e4SLinus Torvalds * been newly created 27231da177e4SLinus Torvalds */ 2724655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2725655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2726655d722cSMark Salyzyn NOT_READY)) { 27271da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2728eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 27297a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 27307a8cf29dSMark Haverkamp !(dev->raw_io_64) || 27317a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 27327a8cf29dSMark Haverkamp break; 27331da177e4SLinus Torvalds case INQUIRY: 27341da177e4SLinus Torvalds case READ_CAPACITY: 27351da177e4SLinus Torvalds case TEST_UNIT_READY: 27368c867b25SMark Haverkamp if (dev->in_reset) 27378c867b25SMark Haverkamp return -1; 2738fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2739fe76df42SMark Haverkamp aac_probe_container_callback2); 27401da177e4SLinus Torvalds default: 27411da177e4SLinus Torvalds break; 27421da177e4SLinus Torvalds } 27431da177e4SLinus Torvalds } 27441da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2745ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2746ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2747ab5d129fSRaghava Aditya Renukunta (dev->hba_map[bus][cid].expose 2748ab5d129fSRaghava Aditya Renukunta == AAC_HIDE_DISK)){ 2749ab5d129fSRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY) { 2750ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 2751ab5d129fSRaghava Aditya Renukunta goto scsi_done_ret; 2752ab5d129fSRaghava Aditya Renukunta } 2753ab5d129fSRaghava Aditya Renukunta } 2754ab5d129fSRaghava Aditya Renukunta 2755ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2756ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2757ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2758ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2759ab5d129fSRaghava Aditya Renukunta return -1; 2760ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2761ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2762cb1042f2SSalyzyn, Mark dev->jbod) { 27638c867b25SMark Haverkamp if (dev->in_reset) 27648c867b25SMark Haverkamp return -1; 27651da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 27661da177e4SLinus Torvalds } else { 27671da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2768c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27691da177e4SLinus Torvalds } 27701da177e4SLinus Torvalds } 27711da177e4SLinus Torvalds } 27721da177e4SLinus Torvalds /* 27731da177e4SLinus Torvalds * else Command for the controller itself 27741da177e4SLinus Torvalds */ 27751da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 27761da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 27771da177e4SLinus Torvalds { 27781da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 27791da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 27808e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 27818e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 27828e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 27831da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 27843ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 27853ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2786c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27871da177e4SLinus Torvalds } 27881da177e4SLinus Torvalds 27891da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2790c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2791c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2792c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2793c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2794c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2795c4e2fbcaSRaghava Aditya Renukunta return -1; 2796c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2797c4e2fbcaSRaghava Aditya Renukunta 2798c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2799c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2800c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2801c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2802c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2803c4e2fbcaSRaghava Aditya Renukunta return -1; 2804c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2805c4e2fbcaSRaghava Aditya Renukunta 2806c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2807c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 2808c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2809c4e2fbcaSRaghava Aditya Renukunta break; 2810c4e2fbcaSRaghava Aditya Renukunta } 2811c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2812c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2813c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 28141da177e4SLinus Torvalds case INQUIRY: 28151da177e4SLinus Torvalds { 28163b2946ccSMark Haverkamp struct inquiry_data inq_data; 28171da177e4SLinus Torvalds 28181a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 28193b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 28201da177e4SLinus Torvalds 2821d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 282288e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 282388e2f98eSSalyzyn, Mark 282488e2f98eSSalyzyn, Mark /* EVPD bit set */ 282588e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 282688e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 282788e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 282888e2f98eSSalyzyn, Mark /* supported vital product data pages */ 28295d910649SMahesh Rajashekhara arr[3] = 3; 283088e2f98eSSalyzyn, Mark arr[4] = 0x0; 283188e2f98eSSalyzyn, Mark arr[5] = 0x80; 28325d910649SMahesh Rajashekhara arr[6] = 0x83; 283388e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2834d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 283588e2f98eSSalyzyn, Mark sizeof(inq_data)); 2836c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 283788e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 283888e2f98eSSalyzyn, Mark /* unit serial number page */ 283988e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 284088e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 284188e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2842d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 284388e2f98eSSalyzyn, Mark sizeof(inq_data)); 2844d8e96507SLeubner, Achim if (aac_wwn != 2) 2845d8e96507SLeubner, Achim return aac_get_container_serial( 2846d8e96507SLeubner, Achim scsicmd); 2847c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 28485d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 28495d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 28505d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 28515d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 28525d910649SMahesh Rajashekhara scmd_id(scsicmd)); 28535d910649SMahesh Rajashekhara if (aac_wwn != 2) 28545d910649SMahesh Rajashekhara return aac_get_container_serial( 28555d910649SMahesh Rajashekhara scsicmd); 2856c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 285788e2f98eSSalyzyn, Mark } else { 285888e2f98eSSalyzyn, Mark /* vpd page not implemented */ 285988e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 286088e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 286188e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 28628e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28638e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 28648e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 286588e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 286688e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 28673ace426fSSalyzyn, Mark min_t(size_t, 28683ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 28693ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 287088e2f98eSSalyzyn, Mark } 2871c4e2fbcaSRaghava Aditya Renukunta break; 287288e2f98eSSalyzyn, Mark } 28733b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 28743b2946ccSMark 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 */ 28753b2946ccSMark Haverkamp inq_data.inqd_len = 31; 28761da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 28773b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 28781da177e4SLinus Torvalds /* 28791da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 28801da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 28811da177e4SLinus Torvalds */ 28821a655040SSalyzyn, Mark if (cid == host->this_id) { 28836391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 28843b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2885d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2886d4345028SFUJITA Tomonori sizeof(inq_data)); 2887c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2888c4e2fbcaSRaghava Aditya Renukunta break; 28891da177e4SLinus Torvalds } 28908c867b25SMark Haverkamp if (dev->in_reset) 28918c867b25SMark Haverkamp return -1; 2892794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 28933b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2894d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 28959e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 28961da177e4SLinus Torvalds } 2897eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 28987a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 28997a8cf29dSMark Haverkamp !(dev->raw_io_64) || 29007a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 29017a8cf29dSMark Haverkamp break; 29027a8cf29dSMark Haverkamp { 29037a8cf29dSMark Haverkamp u64 capacity; 290407ce5ebaSMark Haverkamp char cp[13]; 2905b271f1c8SFUJITA Tomonori unsigned int alloc_len; 29067a8cf29dSMark Haverkamp 29077a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 29087a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 29097a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 29107a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 29117a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 29127a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 29137a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 29147a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 29157a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 29167a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 2917b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2918b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2919b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2920b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 292107ce5ebaSMark Haverkamp cp[12] = 0; 292207ce5ebaSMark Haverkamp 2923b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2924b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2925b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2926b271f1c8SFUJITA Tomonori 2927b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2928d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2929b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2930b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 2931b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 29327a8cf29dSMark Haverkamp 29337a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 29347a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 29357a8cf29dSMark Haverkamp 2936c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2937c4e2fbcaSRaghava Aditya Renukunta break; 29387a8cf29dSMark Haverkamp } 29397a8cf29dSMark Haverkamp 29401da177e4SLinus Torvalds case READ_CAPACITY: 29411da177e4SLinus Torvalds { 29421da177e4SLinus Torvalds u32 capacity; 29433b2946ccSMark Haverkamp char cp[8]; 29441da177e4SLinus Torvalds 29451da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 29467a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 29471da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 29481da177e4SLinus Torvalds else 29491da177e4SLinus Torvalds capacity = (u32)-1; 29503b2946ccSMark Haverkamp 29511da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 29521da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 29531da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 29541da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 2955b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2956b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2957b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2958b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 2959d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 29607a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 29617a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 2962c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2963c4e2fbcaSRaghava Aditya Renukunta break; 29641da177e4SLinus Torvalds } 29651da177e4SLinus Torvalds 29661da177e4SLinus Torvalds case MODE_SENSE: 29671da177e4SLinus Torvalds { 29689d399cc7SSalyzyn, Mark int mode_buf_length = 4; 2969b836439fSMahesh Rajashekhara u32 capacity; 2970b836439fSMahesh Rajashekhara aac_modep_data mpd; 2971b836439fSMahesh Rajashekhara 2972b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 2973b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 2974b836439fSMahesh Rajashekhara else 2975b836439fSMahesh Rajashekhara capacity = (u32)-1; 29761da177e4SLinus Torvalds 29771da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 2978b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 2979b836439fSMahesh Rajashekhara 2980b836439fSMahesh Rajashekhara /* Mode data length */ 2981b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 2982b836439fSMahesh Rajashekhara /* Medium type - default */ 2983b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 2984b836439fSMahesh Rajashekhara /* Device-specific param, 29859d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 29869d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 2987b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 2988b836439fSMahesh Rajashekhara 298995e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 2990b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 2991b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 2992b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 2993b836439fSMahesh Rajashekhara else { 2994b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 2995b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 2996b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 2997b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2998b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 2999b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3000b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3001b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 30025d910649SMahesh Rajashekhara 30035d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 30045d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 30055d910649SMahesh Rajashekhara /* page length */ 30065d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 30075d910649SMahesh Rajashekhara /* Mode data length */ 30085d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 30095d910649SMahesh Rajashekhara } else { 30105d910649SMahesh Rajashekhara /* Mode data length */ 30115d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 30125d910649SMahesh Rajashekhara } 30135d910649SMahesh Rajashekhara 3014b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3015b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3016b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3017b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3018b836439fSMahesh Rajashekhara } else { 3019b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3020b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3021b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3022b836439fSMahesh Rajashekhara } 3023b836439fSMahesh Rajashekhara } 30249d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 30259d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3026b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3027b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3028b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3029b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 303095e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3031b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 30325d910649SMahesh Rajashekhara } 30335d910649SMahesh Rajashekhara 30349d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 30359d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 30365d910649SMahesh Rajashekhara else 30375d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3038b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3039b836439fSMahesh Rajashekhara (char *)&mpd, 3040b836439fSMahesh Rajashekhara mode_buf_length); 3041c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3042c4e2fbcaSRaghava Aditya Renukunta break; 30431da177e4SLinus Torvalds } 30441da177e4SLinus Torvalds case MODE_SENSE_10: 30451da177e4SLinus Torvalds { 3046b836439fSMahesh Rajashekhara u32 capacity; 30479d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3048b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3049b836439fSMahesh Rajashekhara 3050b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3051b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3052b836439fSMahesh Rajashekhara else 3053b836439fSMahesh Rajashekhara capacity = (u32)-1; 30541da177e4SLinus Torvalds 30551da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3056b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3057b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3058b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3059b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3060b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3061b836439fSMahesh Rajashekhara /* Medium type - default */ 3062b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3063b836439fSMahesh Rajashekhara /* Device-specific param, 30649d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 30659d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3066b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3067b836439fSMahesh Rajashekhara 306895e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3069b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3070b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3071b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3072b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3073b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3074b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3075b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3076b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3077b836439fSMahesh Rajashekhara } else { 3078b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3079b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3080b836439fSMahesh Rajashekhara 3081b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3082b836439fSMahesh Rajashekhara 3083b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3084b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3085b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3086b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3087b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3088b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3089b836439fSMahesh Rajashekhara 3090b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3091b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3092b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3093b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3094b836439fSMahesh Rajashekhara } else { 3095b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3096b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3097b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3098b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3099b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3100b836439fSMahesh Rajashekhara capacity & 0xff; 3101b836439fSMahesh Rajashekhara } 3102b836439fSMahesh Rajashekhara } 31039d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31049d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3105b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3106b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3107b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3108b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 310995e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3110b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 31119d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 31129d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 31139d399cc7SSalyzyn, Mark } 3114b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3115b836439fSMahesh Rajashekhara (char *)&mpd10, 3116b836439fSMahesh Rajashekhara mode_buf_length); 31171da177e4SLinus Torvalds 3118c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3119c4e2fbcaSRaghava Aditya Renukunta break; 31201da177e4SLinus Torvalds } 31211da177e4SLinus Torvalds case REQUEST_SENSE: 31221da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3123c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3124c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3125c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3126c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3127c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3128c4e2fbcaSRaghava Aditya Renukunta break; 31291da177e4SLinus Torvalds 31301da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 31311da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 31321da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 31331da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 31341da177e4SLinus Torvalds else 31351da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 31361da177e4SLinus Torvalds 3137c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3138c4e2fbcaSRaghava Aditya Renukunta break; 31391da177e4SLinus Torvalds /* 31401da177e4SLinus Torvalds * These commands are all No-Ops 31411da177e4SLinus Torvalds */ 31421da177e4SLinus Torvalds case TEST_UNIT_READY: 3143655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3144655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3145655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 3146655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3147655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3148655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3149655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3150655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3151655d722cSMark Salyzyn min_t(size_t, 3152655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3153655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3154c4e2fbcaSRaghava Aditya Renukunta break; 3155655d722cSMark Salyzyn } 31561da177e4SLinus Torvalds case RESERVE: 31571da177e4SLinus Torvalds case RELEASE: 31581da177e4SLinus Torvalds case REZERO_UNIT: 31591da177e4SLinus Torvalds case REASSIGN_BLOCKS: 31601da177e4SLinus Torvalds case SEEK_10: 3161c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3162c4e2fbcaSRaghava Aditya Renukunta break; 3163655d722cSMark Salyzyn 3164655d722cSMark Salyzyn case START_STOP: 3165655d722cSMark Salyzyn return aac_start_stop(scsicmd); 31661da177e4SLinus Torvalds 316795e852e1SSalyzyn, Mark /* FALLTHRU */ 31681da177e4SLinus Torvalds default: 31691da177e4SLinus Torvalds /* 31701da177e4SLinus Torvalds * Unhandled commands 31711da177e4SLinus Torvalds */ 3172c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3173c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3174c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3175c4e2fbcaSRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 31768e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 31771da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 31788e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 31791da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 31803ace426fSSalyzyn, Mark min_t(size_t, 31813ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 31823ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3183c4e2fbcaSRaghava Aditya Renukunta } 3184c4e2fbcaSRaghava Aditya Renukunta 3185c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3186c4e2fbcaSRaghava Aditya Renukunta 31871da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 31881da177e4SLinus Torvalds return 0; 31891da177e4SLinus Torvalds } 31901da177e4SLinus Torvalds 31911da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 31921da177e4SLinus Torvalds { 31931da177e4SLinus Torvalds struct aac_query_disk qd; 31941da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 31951da177e4SLinus Torvalds 31961da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 319790ee3466SMark Haverkamp if (!fsa_dev_ptr) 319865101355SMark Haverkamp return -EBUSY; 31991da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 32001da177e4SLinus Torvalds return -EFAULT; 32011da177e4SLinus Torvalds if (qd.cnum == -1) 3202e5718774SMark Haverkamp qd.cnum = qd.id; 32031da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 32041da177e4SLinus Torvalds { 32051da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 32061da177e4SLinus Torvalds return -EINVAL; 32071da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 32081da177e4SLinus Torvalds qd.bus = 0; 32091da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 32101da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 32111da177e4SLinus Torvalds } 32121da177e4SLinus Torvalds else return -EINVAL; 32131da177e4SLinus Torvalds 3214fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 32151da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 32161da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 32171da177e4SLinus Torvalds 32181da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 32191da177e4SLinus Torvalds qd.unmapped = 1; 32201da177e4SLinus Torvalds else 32211da177e4SLinus Torvalds qd.unmapped = 0; 32221da177e4SLinus Torvalds 32231da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 32241da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 32251da177e4SLinus Torvalds 32261da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 32271da177e4SLinus Torvalds return -EFAULT; 32281da177e4SLinus Torvalds return 0; 32291da177e4SLinus Torvalds } 32301da177e4SLinus Torvalds 32311da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 32321da177e4SLinus Torvalds { 32331da177e4SLinus Torvalds struct aac_delete_disk dd; 32341da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32351da177e4SLinus Torvalds 32361da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 323765101355SMark Haverkamp if (!fsa_dev_ptr) 323865101355SMark Haverkamp return -EBUSY; 32391da177e4SLinus Torvalds 32401da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 32411da177e4SLinus Torvalds return -EFAULT; 32421da177e4SLinus Torvalds 32431da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 32441da177e4SLinus Torvalds return -EINVAL; 32451da177e4SLinus Torvalds /* 32461da177e4SLinus Torvalds * Mark this container as being deleted. 32471da177e4SLinus Torvalds */ 32481da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 32491da177e4SLinus Torvalds /* 32501da177e4SLinus Torvalds * Mark the container as no longer valid 32511da177e4SLinus Torvalds */ 32521da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 32531da177e4SLinus Torvalds return 0; 32541da177e4SLinus Torvalds } 32551da177e4SLinus Torvalds 32561da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 32571da177e4SLinus Torvalds { 32581da177e4SLinus Torvalds struct aac_delete_disk dd; 32591da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32601da177e4SLinus Torvalds 32611da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 326290ee3466SMark Haverkamp if (!fsa_dev_ptr) 326365101355SMark Haverkamp return -EBUSY; 32641da177e4SLinus Torvalds 32651da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 32661da177e4SLinus Torvalds return -EFAULT; 32671da177e4SLinus Torvalds 32681da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 32691da177e4SLinus Torvalds return -EINVAL; 32701da177e4SLinus Torvalds /* 32711da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 32721da177e4SLinus Torvalds */ 32731da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 32741da177e4SLinus Torvalds return -EBUSY; 32751da177e4SLinus Torvalds else { 32761da177e4SLinus Torvalds /* 32771da177e4SLinus Torvalds * Mark the container as no longer being valid. 32781da177e4SLinus Torvalds */ 32791da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 32801da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 32811da177e4SLinus Torvalds return 0; 32821da177e4SLinus Torvalds } 32831da177e4SLinus Torvalds } 32841da177e4SLinus Torvalds 32851da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 32861da177e4SLinus Torvalds { 32871da177e4SLinus Torvalds switch (cmd) { 32881da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 32891da177e4SLinus Torvalds return query_disk(dev, arg); 32901da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 32911da177e4SLinus Torvalds return delete_disk(dev, arg); 32921da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 32931da177e4SLinus Torvalds return force_delete_disk(dev, arg); 32941da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 32951da177e4SLinus Torvalds return aac_get_containers(dev); 32961da177e4SLinus Torvalds default: 32971da177e4SLinus Torvalds return -ENOTTY; 32981da177e4SLinus Torvalds } 32991da177e4SLinus Torvalds } 33001da177e4SLinus Torvalds 33011da177e4SLinus Torvalds /** 33021da177e4SLinus Torvalds * 33031da177e4SLinus Torvalds * aac_srb_callback 33041da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 33051da177e4SLinus Torvalds * @fibptr: pointer to the fib 33061da177e4SLinus Torvalds * 33071da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 33081da177e4SLinus Torvalds * 33091da177e4SLinus Torvalds */ 33101da177e4SLinus Torvalds 33111da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 33121da177e4SLinus Torvalds { 33131da177e4SLinus Torvalds struct aac_dev *dev; 33141da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 33151da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 33161da177e4SLinus Torvalds 33171da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 331803d44337SMark Haverkamp 331903d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 332003d44337SMark Haverkamp return; 332103d44337SMark Haverkamp 3322125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 33234ec57fb4SRaghava Aditya Renukunta 33241a655040SSalyzyn, Mark dev = fibptr->dev; 33251a655040SSalyzyn, Mark 332655b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 33274ec57fb4SRaghava Aditya Renukunta 33281da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 332985d22bbfSMahesh Rajashekhara 333085d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 333185d22bbfSMahesh Rajashekhara /* fast response */ 333285d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 333385d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 333485d22bbfSMahesh Rajashekhara } else { 33351da177e4SLinus Torvalds /* 33361da177e4SLinus Torvalds * Calculate resid for sg 33371da177e4SLinus Torvalds */ 3338727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3339727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 33404ec57fb4SRaghava Aditya Renukunta } 33414ec57fb4SRaghava Aditya Renukunta 33424ec57fb4SRaghava Aditya Renukunta 33434ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 33444ec57fb4SRaghava Aditya Renukunta 33454ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 33464ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 33474ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 33484ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 33494ec57fb4SRaghava Aditya Renukunta 33501da177e4SLinus Torvalds /* 33511da177e4SLinus Torvalds * First check the fib status 33521da177e4SLinus Torvalds */ 33531da177e4SLinus Torvalds 33541da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 33551da177e4SLinus Torvalds int len; 335655b87608SMahesh Rajashekhara 33574ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 33584ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 33593ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 33603ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 336155b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 336255b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 336355b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 336455b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 336555b87608SMahesh Rajashekhara srbreply->sense_data, len); 33661da177e4SLinus Torvalds } 33671da177e4SLinus Torvalds 33681da177e4SLinus Torvalds /* 33691da177e4SLinus Torvalds * Next check the srb status 33701da177e4SLinus Torvalds */ 33711da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 33721da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 33731da177e4SLinus Torvalds case SRB_STATUS_PENDING: 33741da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 33751da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 33761da177e4SLinus Torvalds break; 33771da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 33781da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 33791da177e4SLinus Torvalds case READ_6: 33801da177e4SLinus Torvalds case WRITE_6: 33811da177e4SLinus Torvalds case READ_10: 33821da177e4SLinus Torvalds case WRITE_10: 33831da177e4SLinus Torvalds case READ_12: 33841da177e4SLinus Torvalds case WRITE_12: 33857a8cf29dSMark Haverkamp case READ_16: 33867a8cf29dSMark Haverkamp case WRITE_16: 338755b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 338855b87608SMahesh Rajashekhara < scsicmd->underflow) 33894ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 339055b87608SMahesh Rajashekhara else 33914ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 339255b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 339355b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 33941da177e4SLinus Torvalds break; 33954ec57fb4SRaghava Aditya Renukunta case INQUIRY: 339655b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 339755b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 33981da177e4SLinus Torvalds break; 33991da177e4SLinus Torvalds default: 34001da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 34011da177e4SLinus Torvalds break; 34021da177e4SLinus Torvalds } 34031da177e4SLinus Torvalds break; 34041da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 34051da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 34061da177e4SLinus Torvalds break; 34071da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 340855b87608SMahesh Rajashekhara /* 340955b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 341055b87608SMahesh Rajashekhara * hba was trying to abort for some reason 341155b87608SMahesh Rajashekhara */ 34121da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 34131da177e4SLinus Torvalds break; 34141da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 341555b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 341655b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 34171da177e4SLinus Torvalds break; 34181da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 34191da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 34201da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 34211da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 34221da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 342355b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 342455b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34251da177e4SLinus Torvalds break; 34261da177e4SLinus Torvalds 34271da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 34281da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 342955b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 343055b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34311da177e4SLinus Torvalds break; 34321da177e4SLinus Torvalds 34331da177e4SLinus Torvalds case SRB_STATUS_BUSY: 343455b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 343555b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34361da177e4SLinus Torvalds break; 34371da177e4SLinus Torvalds 34381da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 343955b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 344055b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34411da177e4SLinus Torvalds break; 34421da177e4SLinus Torvalds 34431da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 344455b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 344555b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 34461da177e4SLinus Torvalds break; 34471da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 34481da177e4SLinus Torvalds case SRB_STATUS_ERROR: 34491da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 34501da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 34511da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 34521da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 34531da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 34541da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 34551da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 34561da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 34571da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 34581da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 34591da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 34601da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 34611da177e4SLinus Torvalds default: 34621da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 34634ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 34641da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 34651da177e4SLinus Torvalds aac_get_status_string( 34661da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 34671da177e4SLinus Torvalds scsicmd->cmnd[0], 34681da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 34691da177e4SLinus Torvalds #endif 34704ec57fb4SRaghava Aditya Renukunta /* 34714ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 34724ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 34734ec57fb4SRaghava Aditya Renukunta * 34744ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 34754ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 34764ec57fb4SRaghava Aditya Renukunta */ 34771fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 34781fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 34794ec57fb4SRaghava Aditya Renukunta 34801fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 34811fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 34821fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 34831da177e4SLinus Torvalds break; 34841fc8010aSRajashekhara, Mahesh } else { 34851fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 34861fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 34871fc8010aSRajashekhara, Mahesh break; 34881fc8010aSRajashekhara, Mahesh } 34891fc8010aSRajashekhara, Mahesh } else { 34901fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 34911fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 34921fc8010aSRajashekhara, Mahesh break; 34931fc8010aSRajashekhara, Mahesh } 34941da177e4SLinus Torvalds } 349555b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 349655b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 34971da177e4SLinus Torvalds int len; 349855b87608SMahesh Rajashekhara 34991da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 35003ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35013ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 35021da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35034ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 35047a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 35051da177e4SLinus Torvalds #endif 350655b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 350755b87608SMahesh Rajashekhara srbreply->sense_data, len); 350855b87608SMahesh Rajashekhara } 35094ec57fb4SRaghava Aditya Renukunta 35101da177e4SLinus Torvalds /* 35111da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 35121da177e4SLinus Torvalds */ 35131da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 35141da177e4SLinus Torvalds 3515bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 35168e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 35171da177e4SLinus Torvalds } 35181da177e4SLinus Torvalds 3519ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3520ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3521ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3522ab5d129fSRaghava Aditya Renukunta 3523ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3524ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3525ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3526ab5d129fSRaghava Aditya Renukunta 3527ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3528ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3529ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3530ab5d129fSRaghava Aditya Renukunta break; 3531ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3532ab5d129fSRaghava Aditya Renukunta { 3533ab5d129fSRaghava Aditya Renukunta int len; 3534ab5d129fSRaghava Aditya Renukunta 3535ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3536ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3537ab5d129fSRaghava Aditya Renukunta if (len) 3538ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3539ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3540ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3541ab5d129fSRaghava Aditya Renukunta break; 3542ab5d129fSRaghava Aditya Renukunta } 3543ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3544ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 3545ab5d129fSRaghava Aditya Renukunta break; 3546ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3547ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ABORT << 16 | ABORT << 8; 3548ab5d129fSRaghava Aditya Renukunta break; 3549ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3550ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3551ab5d129fSRaghava Aditya Renukunta default: 3552ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3553ab5d129fSRaghava Aditya Renukunta break; 3554ab5d129fSRaghava Aditya Renukunta } 3555ab5d129fSRaghava Aditya Renukunta } 3556ab5d129fSRaghava Aditya Renukunta 3557ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3558ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3559ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3560ab5d129fSRaghava Aditya Renukunta { 3561ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3562ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3563ab5d129fSRaghava Aditya Renukunta { 3564ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3565ab5d129fSRaghava Aditya Renukunta 3566ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3567ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3568ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3569ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3570ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3571ab5d129fSRaghava Aditya Renukunta } 3572ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3573ab5d129fSRaghava Aditya Renukunta break; 3574ab5d129fSRaghava Aditya Renukunta } 3575ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3576ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3577ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | 3578ab5d129fSRaghava Aditya Renukunta COMMAND_COMPLETE << 8 | SAM_STAT_BUSY; 3579ab5d129fSRaghava Aditya Renukunta break; 3580ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3581ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ABORT << 16 | ABORT << 8; 3582ab5d129fSRaghava Aditya Renukunta break; 3583ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3584ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3585ab5d129fSRaghava Aditya Renukunta break; 3586ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3587ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3588ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3589ab5d129fSRaghava Aditya Renukunta break; 3590ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3591ab5d129fSRaghava Aditya Renukunta default: 3592ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3593ab5d129fSRaghava Aditya Renukunta break; 3594ab5d129fSRaghava Aditya Renukunta } 3595ab5d129fSRaghava Aditya Renukunta } 3596ab5d129fSRaghava Aditya Renukunta 35971da177e4SLinus Torvalds /** 35981da177e4SLinus Torvalds * 3599ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3600ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3601ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3602ab5d129fSRaghava Aditya Renukunta * 3603ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3604ab5d129fSRaghava Aditya Renukunta * 3605ab5d129fSRaghava Aditya Renukunta */ 3606ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3607ab5d129fSRaghava Aditya Renukunta { 3608ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3609ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3610ab5d129fSRaghava Aditya Renukunta 3611ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3612ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3613ab5d129fSRaghava Aditya Renukunta 3614ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3615ab5d129fSRaghava Aditya Renukunta 3616ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3617ab5d129fSRaghava Aditya Renukunta return; 3618ab5d129fSRaghava Aditya Renukunta 3619ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3620ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3621ab5d129fSRaghava Aditya Renukunta 3622ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3623ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3624ab5d129fSRaghava Aditya Renukunta 3625ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3626ab5d129fSRaghava Aditya Renukunta /* fast response */ 3627ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3628ab5d129fSRaghava Aditya Renukunta goto out; 3629ab5d129fSRaghava Aditya Renukunta } 3630ab5d129fSRaghava Aditya Renukunta 3631ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3632ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3633ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3634ab5d129fSRaghava Aditya Renukunta break; 3635ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3636ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3637ab5d129fSRaghava Aditya Renukunta break; 3638ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3639ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 3640ab5d129fSRaghava Aditya Renukunta break; 3641ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3642ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3643ab5d129fSRaghava Aditya Renukunta break; 3644ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3645ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3646ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3647ab5d129fSRaghava Aditya Renukunta break; 3648ab5d129fSRaghava Aditya Renukunta default: 3649ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3650ab5d129fSRaghava Aditya Renukunta break; 3651ab5d129fSRaghava Aditya Renukunta } 3652ab5d129fSRaghava Aditya Renukunta 3653ab5d129fSRaghava Aditya Renukunta out: 3654ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3655ab5d129fSRaghava Aditya Renukunta 3656ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3657ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3658ab5d129fSRaghava Aditya Renukunta else 3659ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3660ab5d129fSRaghava Aditya Renukunta } 3661ab5d129fSRaghava Aditya Renukunta 3662ab5d129fSRaghava Aditya Renukunta /** 3663ab5d129fSRaghava Aditya Renukunta * 3664ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 36651da177e4SLinus Torvalds * @scsicmd: the scsi command block 36661da177e4SLinus Torvalds * 36671da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 36681da177e4SLinus Torvalds * scsicmd passed in. 36691da177e4SLinus Torvalds */ 36701da177e4SLinus Torvalds 36711da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 36721da177e4SLinus Torvalds { 36731da177e4SLinus Torvalds struct fib* cmd_fibcontext; 36741da177e4SLinus Torvalds struct aac_dev* dev; 36751da177e4SLinus Torvalds int status; 36761da177e4SLinus Torvalds 367784971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3678e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 367984971738SMark Haverkamp scsicmd->device->lun > 7) { 36801da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 36811da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 36821da177e4SLinus Torvalds return 0; 36831da177e4SLinus Torvalds } 36841da177e4SLinus Torvalds 36851da177e4SLinus Torvalds /* 36861da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 36871da177e4SLinus Torvalds */ 36886bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 36896bf3b630SRaghava Aditya Renukunta 3690e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 36911da177e4SLinus Torvalds 36921da177e4SLinus Torvalds /* 36931da177e4SLinus Torvalds * Check that the command queued to the controller 36941da177e4SLinus Torvalds */ 36951da177e4SLinus Torvalds if (status == -EINPROGRESS) { 369677d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 36971da177e4SLinus Torvalds return 0; 36981da177e4SLinus Torvalds } 36991da177e4SLinus Torvalds 3700bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3701bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3702bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 37031da177e4SLinus Torvalds 37041da177e4SLinus Torvalds return -1; 37051da177e4SLinus Torvalds } 37061da177e4SLinus Torvalds 3707ab5d129fSRaghava Aditya Renukunta /** 3708ab5d129fSRaghava Aditya Renukunta * 3709ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3710ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3711ab5d129fSRaghava Aditya Renukunta * 3712ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3713ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3714ab5d129fSRaghava Aditya Renukunta */ 3715ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3716ab5d129fSRaghava Aditya Renukunta { 3717ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3718ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3719ab5d129fSRaghava Aditya Renukunta int status; 3720ab5d129fSRaghava Aditya Renukunta 3721ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3722ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3723ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3724ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3725ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3726ab5d129fSRaghava Aditya Renukunta return 0; 3727ab5d129fSRaghava Aditya Renukunta } 3728ab5d129fSRaghava Aditya Renukunta 3729ab5d129fSRaghava Aditya Renukunta /* 3730ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3731ab5d129fSRaghava Aditya Renukunta */ 3732ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3733ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3734ab5d129fSRaghava Aditya Renukunta return -1; 3735ab5d129fSRaghava Aditya Renukunta 3736ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3737ab5d129fSRaghava Aditya Renukunta 3738ab5d129fSRaghava Aditya Renukunta /* 3739ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3740ab5d129fSRaghava Aditya Renukunta */ 3741ab5d129fSRaghava Aditya Renukunta if (status == -EINPROGRESS) { 3742ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3743ab5d129fSRaghava Aditya Renukunta return 0; 3744ab5d129fSRaghava Aditya Renukunta } 3745ab5d129fSRaghava Aditya Renukunta 3746ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3747ab5d129fSRaghava Aditya Renukunta status); 3748ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3749ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3750ab5d129fSRaghava Aditya Renukunta 3751ab5d129fSRaghava Aditya Renukunta return -1; 3752ab5d129fSRaghava Aditya Renukunta } 3753ab5d129fSRaghava Aditya Renukunta 3754ab5d129fSRaghava Aditya Renukunta 37550b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 37561da177e4SLinus Torvalds { 37571da177e4SLinus Torvalds struct aac_dev *dev; 37581da177e4SLinus Torvalds unsigned long byte_count = 0; 3759727eead6SFUJITA Tomonori int nseg; 37601da177e4SLinus Torvalds 37611da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 37621da177e4SLinus Torvalds // Get rid of old data 37631da177e4SLinus Torvalds psg->count = 0; 37641da177e4SLinus Torvalds psg->sg[0].addr = 0; 37651da177e4SLinus Torvalds psg->sg[0].count = 0; 3766727eead6SFUJITA Tomonori 3767727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 37680b433447SMahesh Rajashekhara if (nseg < 0) 37690b433447SMahesh Rajashekhara return nseg; 3770727eead6SFUJITA Tomonori if (nseg) { 37711da177e4SLinus Torvalds struct scatterlist *sg; 37721da177e4SLinus Torvalds int i; 37731da177e4SLinus Torvalds 3774727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 37751da177e4SLinus Torvalds 3776727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 37771da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 37781da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 37791da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 37801da177e4SLinus Torvalds } 37811da177e4SLinus Torvalds /* hba wants the size to be exact */ 3782727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 378356b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3784727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 378556b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3786727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 37871da177e4SLinus Torvalds } 37881da177e4SLinus Torvalds /* Check for command underflow */ 37891da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 37901da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 37911da177e4SLinus Torvalds byte_count, scsicmd->underflow); 37921da177e4SLinus Torvalds } 37931da177e4SLinus Torvalds } 37941da177e4SLinus Torvalds return byte_count; 37951da177e4SLinus Torvalds } 37961da177e4SLinus Torvalds 37971da177e4SLinus Torvalds 37980b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 37991da177e4SLinus Torvalds { 38001da177e4SLinus Torvalds struct aac_dev *dev; 38011da177e4SLinus Torvalds unsigned long byte_count = 0; 380256b58712SMark Haverkamp u64 addr; 3803727eead6SFUJITA Tomonori int nseg; 38041da177e4SLinus Torvalds 38051da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 38061da177e4SLinus Torvalds // Get rid of old data 38071da177e4SLinus Torvalds psg->count = 0; 38081da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 38091da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 38101da177e4SLinus Torvalds psg->sg[0].count = 0; 3811727eead6SFUJITA Tomonori 3812727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 38130b433447SMahesh Rajashekhara if (nseg < 0) 38140b433447SMahesh Rajashekhara return nseg; 3815727eead6SFUJITA Tomonori if (nseg) { 38161da177e4SLinus Torvalds struct scatterlist *sg; 38171da177e4SLinus Torvalds int i; 38181da177e4SLinus Torvalds 3819727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38201241f359SMark Haverkamp int count = sg_dma_len(sg); 382156b58712SMark Haverkamp addr = sg_dma_address(sg); 382256b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 382356b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 38241241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38251241f359SMark Haverkamp byte_count += count; 38261da177e4SLinus Torvalds } 3827727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38281da177e4SLinus Torvalds /* hba wants the size to be exact */ 3829727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 383056b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3831727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 383256b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3833727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38341da177e4SLinus Torvalds } 38351da177e4SLinus Torvalds /* Check for command underflow */ 38361da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 38371da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38381da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38391da177e4SLinus Torvalds } 38401da177e4SLinus Torvalds } 38411da177e4SLinus Torvalds return byte_count; 38421da177e4SLinus Torvalds } 38431da177e4SLinus Torvalds 38440b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 38450e68c003SMark Haverkamp { 38460e68c003SMark Haverkamp unsigned long byte_count = 0; 3847727eead6SFUJITA Tomonori int nseg; 38480e68c003SMark Haverkamp 38490e68c003SMark Haverkamp // Get rid of old data 38500e68c003SMark Haverkamp psg->count = 0; 38510e68c003SMark Haverkamp psg->sg[0].next = 0; 38520e68c003SMark Haverkamp psg->sg[0].prev = 0; 38530e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 38540e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 38550e68c003SMark Haverkamp psg->sg[0].count = 0; 38560e68c003SMark Haverkamp psg->sg[0].flags = 0; 3857727eead6SFUJITA Tomonori 3858727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 38590b433447SMahesh Rajashekhara if (nseg < 0) 38600b433447SMahesh Rajashekhara return nseg; 3861727eead6SFUJITA Tomonori if (nseg) { 38620e68c003SMark Haverkamp struct scatterlist *sg; 38630e68c003SMark Haverkamp int i; 38640e68c003SMark Haverkamp 3865727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38660e68c003SMark Haverkamp int count = sg_dma_len(sg); 38670e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 38680e68c003SMark Haverkamp psg->sg[i].next = 0; 38690e68c003SMark Haverkamp psg->sg[i].prev = 0; 38700e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 38710e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 38720e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38730e68c003SMark Haverkamp psg->sg[i].flags = 0; 38740e68c003SMark Haverkamp byte_count += count; 38750e68c003SMark Haverkamp } 3876727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38770e68c003SMark Haverkamp /* hba wants the size to be exact */ 3878727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 38790e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3880727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 38810e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3882727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38830e68c003SMark Haverkamp } 38840e68c003SMark Haverkamp /* Check for command underflow */ 38850e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 38860e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38870e68c003SMark Haverkamp byte_count, scsicmd->underflow); 38880e68c003SMark Haverkamp } 38890e68c003SMark Haverkamp } 38900e68c003SMark Haverkamp return byte_count; 38910e68c003SMark Haverkamp } 38920e68c003SMark Haverkamp 38930b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 38940b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 389585d22bbfSMahesh Rajashekhara { 389685d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 389785d22bbfSMahesh Rajashekhara int nseg; 389885d22bbfSMahesh Rajashekhara 389985d22bbfSMahesh Rajashekhara nseg = scsi_dma_map(scsicmd); 39000b433447SMahesh Rajashekhara if (nseg < 0) 39010b433447SMahesh Rajashekhara return nseg; 390285d22bbfSMahesh Rajashekhara if (nseg) { 390385d22bbfSMahesh Rajashekhara struct scatterlist *sg; 390485d22bbfSMahesh Rajashekhara int i, conformable = 0; 390585d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 390685d22bbfSMahesh Rajashekhara 390785d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 390885d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 390985d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 391085d22bbfSMahesh Rajashekhara 391185d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 391285d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 391385d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 391485d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 391585d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 391685d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 391785d22bbfSMahesh Rajashekhara if (i == 0) { 391885d22bbfSMahesh Rajashekhara conformable = 1; 391985d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 392085d22bbfSMahesh Rajashekhara } else if (i == 1) { 392185d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 392285d22bbfSMahesh Rajashekhara min_size = cur_size; 392385d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 392485d22bbfSMahesh Rajashekhara conformable = 0; 392585d22bbfSMahesh Rajashekhara if (cur_size < min_size) 392685d22bbfSMahesh Rajashekhara min_size = cur_size; 392785d22bbfSMahesh Rajashekhara } 392885d22bbfSMahesh Rajashekhara byte_count += count; 392985d22bbfSMahesh Rajashekhara } 393085d22bbfSMahesh Rajashekhara 393185d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 393285d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 393385d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 393485d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 393585d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 393685d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 393785d22bbfSMahesh Rajashekhara } 393885d22bbfSMahesh Rajashekhara 393985d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 394085d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 394185d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 394285d22bbfSMahesh Rajashekhara if (!conformable) { 394385d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 394485d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 394585d22bbfSMahesh Rajashekhara err_found = 0; 394685d22bbfSMahesh Rajashekhara nseg_new = 2; 394785d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 394885d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 394985d22bbfSMahesh Rajashekhara err_found = 1; 395085d22bbfSMahesh Rajashekhara break; 395185d22bbfSMahesh Rajashekhara } 395285d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 395385d22bbfSMahesh Rajashekhara } 395485d22bbfSMahesh Rajashekhara if (!err_found) 395585d22bbfSMahesh Rajashekhara break; 395685d22bbfSMahesh Rajashekhara } 395785d22bbfSMahesh Rajashekhara if (i > 0 && nseg_new <= sg_max) 395885d22bbfSMahesh Rajashekhara aac_convert_sgraw2(rio2, i, nseg, nseg_new); 395985d22bbfSMahesh Rajashekhara } else 396085d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 396185d22bbfSMahesh Rajashekhara 396285d22bbfSMahesh Rajashekhara /* Check for command underflow */ 396385d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 396485d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 396585d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 396685d22bbfSMahesh Rajashekhara } 396785d22bbfSMahesh Rajashekhara } 396885d22bbfSMahesh Rajashekhara 396985d22bbfSMahesh Rajashekhara return byte_count; 397085d22bbfSMahesh Rajashekhara } 397185d22bbfSMahesh Rajashekhara 397285d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 397385d22bbfSMahesh Rajashekhara { 397485d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 397585d22bbfSMahesh Rajashekhara int i, j, pos; 397685d22bbfSMahesh Rajashekhara u32 addr_low; 397785d22bbfSMahesh Rajashekhara 397885d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 397985d22bbfSMahesh Rajashekhara return 0; 398085d22bbfSMahesh Rajashekhara 398185d22bbfSMahesh Rajashekhara sge = kmalloc(nseg_new * sizeof(struct sge_ieee1212), GFP_ATOMIC); 398285d22bbfSMahesh Rajashekhara if (sge == NULL) 398385d22bbfSMahesh Rajashekhara return -1; 398485d22bbfSMahesh Rajashekhara 398585d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 398685d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 398785d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 398885d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 398985d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 399085d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 399185d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 399285d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 399385d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 399485d22bbfSMahesh Rajashekhara pos++; 399585d22bbfSMahesh Rajashekhara } 399685d22bbfSMahesh Rajashekhara } 399785d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 399885d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 399985d22bbfSMahesh Rajashekhara 400085d22bbfSMahesh Rajashekhara kfree(sge); 400185d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 400285d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 400385d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 400485d22bbfSMahesh Rajashekhara return 0; 400585d22bbfSMahesh Rajashekhara } 400685d22bbfSMahesh Rajashekhara 4007ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4008ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4009ab5d129fSRaghava Aditya Renukunta int sg_max, 4010ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4011ab5d129fSRaghava Aditya Renukunta { 4012ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4013ab5d129fSRaghava Aditya Renukunta int nseg; 4014ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4015ab5d129fSRaghava Aditya Renukunta int i; 4016ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4017ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4018ab5d129fSRaghava Aditya Renukunta 4019ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4020ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4021ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4022ab5d129fSRaghava Aditya Renukunta goto out; 4023ab5d129fSRaghava Aditya Renukunta } 4024ab5d129fSRaghava Aditya Renukunta 4025ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4026ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4027ab5d129fSRaghava Aditya Renukunta else 4028ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4029ab5d129fSRaghava Aditya Renukunta 4030ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4031ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4032ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4033ab5d129fSRaghava Aditya Renukunta 4034ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4035ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4036ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4037ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4038ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4039ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4040ab5d129fSRaghava Aditya Renukunta byte_count += count; 4041ab5d129fSRaghava Aditya Renukunta sge++; 4042ab5d129fSRaghava Aditya Renukunta } 4043ab5d129fSRaghava Aditya Renukunta 4044ab5d129fSRaghava Aditya Renukunta sge--; 4045ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4046ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4047ab5d129fSRaghava Aditya Renukunta u32 temp; 4048ab5d129fSRaghava Aditya Renukunta 4049ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4050ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4051ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4052ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4053ab5d129fSRaghava Aditya Renukunta } 4054ab5d129fSRaghava Aditya Renukunta 4055ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4056ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4057ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4058ab5d129fSRaghava Aditya Renukunta } else { 4059ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4060ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4061ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4062ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4063ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4064ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4065ab5d129fSRaghava Aditya Renukunta } 4066ab5d129fSRaghava Aditya Renukunta 4067ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4068ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4069ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4070ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4071ab5d129fSRaghava Aditya Renukunta } 4072ab5d129fSRaghava Aditya Renukunta out: 4073ab5d129fSRaghava Aditya Renukunta return byte_count; 4074ab5d129fSRaghava Aditya Renukunta } 4075ab5d129fSRaghava Aditya Renukunta 40761da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 40771da177e4SLinus Torvalds 40781da177e4SLinus Torvalds struct aac_srb_status_info { 40791da177e4SLinus Torvalds u32 status; 40801da177e4SLinus Torvalds char *str; 40811da177e4SLinus Torvalds }; 40821da177e4SLinus Torvalds 40831da177e4SLinus Torvalds 40841da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 40851da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 40861da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 40871da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 40881da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 40891da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 40901da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 40911da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 40921da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 40931da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 40941da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 40951da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 40961da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 40971da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 40981da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 40991da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 41001da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 41011da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 41021da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 41031da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 41041da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 41051da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 41061da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 41071da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 41081da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 41091da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 41101da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 41111da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 41121da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 41131da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 41141da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 41151da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 41161da177e4SLinus Torvalds { 0xff, "Unknown Error"} 41171da177e4SLinus Torvalds }; 41181da177e4SLinus Torvalds 41191da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 41201da177e4SLinus Torvalds { 41211da177e4SLinus Torvalds int i; 41221da177e4SLinus Torvalds 41236391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 41246391a113STobias Klauser if (srb_status_info[i].status == status) 41251da177e4SLinus Torvalds return srb_status_info[i].str; 41261da177e4SLinus Torvalds 41271da177e4SLinus Torvalds return "Bad Status Code"; 41281da177e4SLinus Torvalds } 41291da177e4SLinus Torvalds 41301da177e4SLinus Torvalds #endif 4131