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; 552c8026732SRaghava Aditya Renukunta int data_size = FIELD_SIZEOF(struct aac_get_name_resp, data); 553c8026732SRaghava Aditya Renukunta 554c8026732SRaghava Aditya Renukunta sp[data_size - 1] = '\0'; 5551da177e4SLinus Torvalds while (*sp == ' ') 5561da177e4SLinus Torvalds ++sp; 5573b2946ccSMark Haverkamp if (*sp) { 558d4345028SFUJITA Tomonori struct inquiry_data inq; 5593b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 5603b2946ccSMark Haverkamp int count = sizeof(d); 5613b2946ccSMark Haverkamp char *dp = d; 5623b2946ccSMark Haverkamp do { 5631da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 5641da177e4SLinus Torvalds } while (--count > 0); 565d4345028SFUJITA Tomonori 566d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 567d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 568d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 5691da177e4SLinus Torvalds } 5703b2946ccSMark Haverkamp } 5713b2946ccSMark Haverkamp 5721da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 5731da177e4SLinus Torvalds 574bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 5758e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 5761da177e4SLinus Torvalds } 5771da177e4SLinus Torvalds 5781da177e4SLinus Torvalds /** 5791da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 5801da177e4SLinus Torvalds */ 5819e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 5821da177e4SLinus Torvalds { 5831da177e4SLinus Torvalds int status; 584c8026732SRaghava Aditya Renukunta int data_size; 5851da177e4SLinus Torvalds struct aac_get_name *dinfo; 5861da177e4SLinus Torvalds struct fib * cmd_fibcontext; 5871da177e4SLinus Torvalds struct aac_dev * dev; 5881da177e4SLinus Torvalds 5891da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 5901da177e4SLinus Torvalds 591c8026732SRaghava Aditya Renukunta data_size = FIELD_SIZEOF(struct aac_get_name_resp, data); 592c8026732SRaghava Aditya Renukunta 5936bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 5941da177e4SLinus Torvalds 595bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 5961da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 5971ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5981da177e4SLinus Torvalds 5991da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 6001da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 6019e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 602c8026732SRaghava Aditya Renukunta dinfo->count = cpu_to_le32(data_size - 1); 6031da177e4SLinus Torvalds 604bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 6051da177e4SLinus Torvalds cmd_fibcontext, 606fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_name_resp), 6071da177e4SLinus Torvalds FsaNormal, 6081da177e4SLinus Torvalds 0, 1, 6091da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 6101da177e4SLinus Torvalds (void *) scsicmd); 6111da177e4SLinus Torvalds 6121da177e4SLinus Torvalds /* 6131da177e4SLinus Torvalds * Check that the command queued to the controller 6141da177e4SLinus Torvalds */ 6151ae948faSBrian King if (status == -EINPROGRESS) 6161da177e4SLinus Torvalds return 0; 6171da177e4SLinus Torvalds 618bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 619bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 6201da177e4SLinus Torvalds return -1; 6211da177e4SLinus Torvalds } 6221da177e4SLinus Torvalds 623fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 624fe76df42SMark Haverkamp { 625fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 626fe76df42SMark Haverkamp 6271a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 628fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 629fe76df42SMark Haverkamp 630fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 631fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 632fe76df42SMark Haverkamp return 0; 633fe76df42SMark Haverkamp } 634fe76df42SMark Haverkamp 6351a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 636fe76df42SMark Haverkamp { 63703d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 638fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 63903d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 640999b3ffcSRaghava Aditya Renukunta int i; 64103d44337SMark Haverkamp 64203d44337SMark Haverkamp 6431a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6441a655040SSalyzyn, Mark return; 645fe76df42SMark Haverkamp 646fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 6471a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 648fe76df42SMark Haverkamp if (fsa_dev_ptr) { 649fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 6501c68856eSRaghava Aditya Renukunta __le32 sup_options2; 6511c68856eSRaghava Aditya Renukunta 652fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 6531c68856eSRaghava Aditya Renukunta sup_options2 = 6541c68856eSRaghava Aditya Renukunta fibptr->dev->supplement_adapter_info.supported_options2; 655fe76df42SMark Haverkamp 656fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 657fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 658fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 6591c68856eSRaghava Aditya Renukunta if (!(sup_options2 & AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 660b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 661b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 662b836439fSMahesh Rajashekhara } else { 663b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 664b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 665b836439fSMahesh Rajashekhara } 666999b3ffcSRaghava Aditya Renukunta for (i = 0; i < 16; i++) 667999b3ffcSRaghava Aditya Renukunta fsa_dev_ptr->identifier[i] = 668999b3ffcSRaghava Aditya Renukunta dresp->mnt[0].fileinfo.bdevinfo 669999b3ffcSRaghava Aditya Renukunta .identifier[i]; 670fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 671655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 672655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 673655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 674655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 675655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 676fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 677fe76df42SMark Haverkamp fsa_dev_ptr->size 678fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 679fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 680fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 681fe76df42SMark Haverkamp } 682fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 683fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 684fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 685fe76df42SMark Haverkamp } 686fe76df42SMark Haverkamp aac_fib_complete(fibptr); 687fe76df42SMark Haverkamp aac_fib_free(fibptr); 688fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 689fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 6901a655040SSalyzyn, Mark (*callback)(scsicmd); 6911a655040SSalyzyn, Mark return; 692fe76df42SMark Haverkamp } 693fe76df42SMark Haverkamp 6941a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 695fe76df42SMark Haverkamp { 696fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 697fe76df42SMark Haverkamp struct aac_mount * dresp; 698fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 699fe76df42SMark Haverkamp int status; 700fe76df42SMark Haverkamp 701fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 7026c92f7dbSDave Carroll if (!aac_supports_2T(fibptr->dev)) { 703fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 7046c92f7dbSDave Carroll if ((le32_to_cpu(dresp->status) == ST_OK) && 7051a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 7061a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 7071a655040SSalyzyn, Mark return; 7081a655040SSalyzyn, Mark } 7096c92f7dbSDave Carroll } 710fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 711fe76df42SMark Haverkamp 71203d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 7131a655040SSalyzyn, Mark return; 71403d44337SMark Haverkamp 715fe76df42SMark Haverkamp aac_fib_init(fibptr); 716fe76df42SMark Haverkamp 717fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 718fe76df42SMark Haverkamp 7191c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 720b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 721b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 722b836439fSMahesh Rajashekhara else 723fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 724b836439fSMahesh Rajashekhara 725fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 726fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 7271ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 728fe76df42SMark Haverkamp 729fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 730fe76df42SMark Haverkamp fibptr, 731fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 732fe76df42SMark Haverkamp FsaNormal, 733fe76df42SMark Haverkamp 0, 1, 7341a655040SSalyzyn, Mark _aac_probe_container2, 735fe76df42SMark Haverkamp (void *) scsicmd); 736fe76df42SMark Haverkamp /* 737fe76df42SMark Haverkamp * Check that the command queued to the controller 738fe76df42SMark Haverkamp */ 7391ae948faSBrian King if (status < 0 && status != -EINPROGRESS) { 740fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 741fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7421a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 743fe76df42SMark Haverkamp } 744fe76df42SMark Haverkamp } 745fe76df42SMark Haverkamp 746fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 747fe76df42SMark Haverkamp { 748fe76df42SMark Haverkamp struct fib * fibptr; 749fe76df42SMark Haverkamp int status = -ENOMEM; 750fe76df42SMark Haverkamp 751fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 752fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 753fe76df42SMark Haverkamp 754fe76df42SMark Haverkamp aac_fib_init(fibptr); 755fe76df42SMark Haverkamp 756fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 757fe76df42SMark Haverkamp 7581c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 759b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 760b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 761b836439fSMahesh Rajashekhara else 762fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 763b836439fSMahesh Rajashekhara 764fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 765fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 766fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 7671ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 768fe76df42SMark Haverkamp 769fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 770fe76df42SMark Haverkamp fibptr, 771fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 772fe76df42SMark Haverkamp FsaNormal, 773fe76df42SMark Haverkamp 0, 1, 7741a655040SSalyzyn, Mark _aac_probe_container1, 775fe76df42SMark Haverkamp (void *) scsicmd); 776fe76df42SMark Haverkamp /* 777fe76df42SMark Haverkamp * Check that the command queued to the controller 778fe76df42SMark Haverkamp */ 7791ae948faSBrian King if (status == -EINPROGRESS) 780fe76df42SMark Haverkamp return 0; 7811ae948faSBrian King 782fe76df42SMark Haverkamp if (status < 0) { 783fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 784fe76df42SMark Haverkamp aac_fib_complete(fibptr); 785fe76df42SMark Haverkamp aac_fib_free(fibptr); 786fe76df42SMark Haverkamp } 787fe76df42SMark Haverkamp } 788fe76df42SMark Haverkamp if (status < 0) { 789fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 790fe76df42SMark Haverkamp if (fsa_dev_ptr) { 791fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 792fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 793fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 794fe76df42SMark Haverkamp return (*callback)(scsicmd); 795fe76df42SMark Haverkamp } 796fe76df42SMark Haverkamp } 797fe76df42SMark Haverkamp } 798fe76df42SMark Haverkamp return status; 799fe76df42SMark Haverkamp } 800fe76df42SMark Haverkamp 8011da177e4SLinus Torvalds /** 802bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 8031da177e4SLinus Torvalds * @dev: device to query 8041da177e4SLinus Torvalds * @cid: container identifier 8051da177e4SLinus Torvalds * 8061da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 8071da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 8081da177e4SLinus Torvalds */ 809fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 810fe76df42SMark Haverkamp { 811fe76df42SMark Haverkamp scsicmd->device = NULL; 812fe76df42SMark Haverkamp return 0; 813fe76df42SMark Haverkamp } 8141da177e4SLinus Torvalds 815bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 8161da177e4SLinus Torvalds { 817fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 818fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 8191da177e4SLinus Torvalds int status; 8201da177e4SLinus Torvalds 821fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 822fe76df42SMark Haverkamp kfree(scsicmd); 823fe76df42SMark Haverkamp kfree(scsidev); 82490ee3466SMark Haverkamp return -ENOMEM; 8251da177e4SLinus Torvalds } 826fe76df42SMark Haverkamp scsicmd->list.next = NULL; 8271a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 8281da177e4SLinus Torvalds 829fe76df42SMark Haverkamp scsicmd->device = scsidev; 830fe76df42SMark Haverkamp scsidev->sdev_state = 0; 831fe76df42SMark Haverkamp scsidev->id = cid; 832fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 8331da177e4SLinus Torvalds 834fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 835fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 836fe76df42SMark Haverkamp schedule(); 837802ae2f0SSalyzyn, Mark kfree(scsidev); 838fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 839fe76df42SMark Haverkamp kfree(scsicmd); 8401da177e4SLinus Torvalds return status; 8411da177e4SLinus Torvalds } 8421da177e4SLinus Torvalds 8431da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8441da177e4SLinus Torvalds struct scsi_inq { 8451da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8461da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8471da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8481da177e4SLinus Torvalds }; 8491da177e4SLinus Torvalds 8501da177e4SLinus Torvalds /** 8511da177e4SLinus Torvalds * InqStrCopy - string merge 8521da177e4SLinus Torvalds * @a: string to copy from 8531da177e4SLinus Torvalds * @b: string to copy to 8541da177e4SLinus Torvalds * 8551da177e4SLinus Torvalds * Copy a String from one location to another 8561da177e4SLinus Torvalds * without copying \0 8571da177e4SLinus Torvalds */ 8581da177e4SLinus Torvalds 8591da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8601da177e4SLinus Torvalds { 8611da177e4SLinus Torvalds 8621da177e4SLinus Torvalds while (*a != (char)0) 8631da177e4SLinus Torvalds *b++ = *a++; 8641da177e4SLinus Torvalds } 8651da177e4SLinus Torvalds 8661da177e4SLinus Torvalds static char *container_types[] = { 8671da177e4SLinus Torvalds "None", 8681da177e4SLinus Torvalds "Volume", 8691da177e4SLinus Torvalds "Mirror", 8701da177e4SLinus Torvalds "Stripe", 8711da177e4SLinus Torvalds "RAID5", 8721da177e4SLinus Torvalds "SSRW", 8731da177e4SLinus Torvalds "SSRO", 8741da177e4SLinus Torvalds "Morph", 8751da177e4SLinus Torvalds "Legacy", 8761da177e4SLinus Torvalds "RAID4", 8771da177e4SLinus Torvalds "RAID10", 8781da177e4SLinus Torvalds "RAID00", 8791da177e4SLinus Torvalds "V-MIRRORS", 8801da177e4SLinus Torvalds "PSEUDO R4", 8811da177e4SLinus Torvalds "RAID50", 88284971738SMark Haverkamp "RAID5D", 88384971738SMark Haverkamp "RAID5D0", 88484971738SMark Haverkamp "RAID1E", 88584971738SMark Haverkamp "RAID6", 88684971738SMark Haverkamp "RAID60", 8871da177e4SLinus Torvalds "Unknown" 8881da177e4SLinus Torvalds }; 8891da177e4SLinus Torvalds 89017eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 89117eaaceeSSalyzyn, Mark { 89217eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 89317eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 89417eaaceeSSalyzyn, Mark return container_types[tindex]; 89517eaaceeSSalyzyn, Mark } 8961da177e4SLinus Torvalds 8971da177e4SLinus Torvalds /* Function: setinqstr 8981da177e4SLinus Torvalds * 8991da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 9001da177e4SLinus Torvalds * 9011da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 90225985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 90325985edcSLucas De Marchi * files instead of in OS dependent driver source. 9041da177e4SLinus Torvalds */ 9051da177e4SLinus Torvalds 906794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 9071da177e4SLinus Torvalds { 9081da177e4SLinus Torvalds struct scsi_inq *str; 9091c68856eSRaghava Aditya Renukunta struct aac_supplement_adapter_info *sup_adap_info; 9101da177e4SLinus Torvalds 9111c68856eSRaghava Aditya Renukunta sup_adap_info = &dev->supplement_adapter_info; 9121da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 913794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 914794d0601SMark Haverkamp 9151c68856eSRaghava Aditya Renukunta if (sup_adap_info->adapter_type_text[0]) { 9163bc8070fSSalyzyn, Mark int c; 917f4e8708dSRaghava Aditya Renukunta char *cp; 918f4e8708dSRaghava Aditya Renukunta char *cname = kmemdup(sup_adap_info->adapter_type_text, 919f4e8708dSRaghava Aditya Renukunta sizeof(sup_adap_info->adapter_type_text), 920f4e8708dSRaghava Aditya Renukunta GFP_ATOMIC); 921f4e8708dSRaghava Aditya Renukunta 922f4e8708dSRaghava Aditya Renukunta if (!cname) 923f4e8708dSRaghava Aditya Renukunta return; 924f4e8708dSRaghava Aditya Renukunta 925f4e8708dSRaghava Aditya Renukunta cp = cname; 9263bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 9273bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 9283bc8070fSSalyzyn, Mark else { 9293bc8070fSSalyzyn, Mark c = sizeof(str->vid); 930794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 931794d0601SMark Haverkamp ++cp; 932794d0601SMark Haverkamp c = *cp; 933794d0601SMark Haverkamp *cp = '\0'; 934f4e8708dSRaghava Aditya Renukunta inqstrcpy(cname, str->vid); 935794d0601SMark Haverkamp *cp = c; 936794d0601SMark Haverkamp while (*cp && *cp != ' ') 937794d0601SMark Haverkamp ++cp; 9383bc8070fSSalyzyn, Mark } 939794d0601SMark Haverkamp while (*cp == ' ') 940794d0601SMark Haverkamp ++cp; 941794d0601SMark Haverkamp /* last six chars reserved for vol type */ 942794d0601SMark Haverkamp c = 0; 943794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 944794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 945794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 946794d0601SMark Haverkamp } 947794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 948f4e8708dSRaghava Aditya Renukunta 949f4e8708dSRaghava Aditya Renukunta kfree(cname); 950794d0601SMark Haverkamp } else { 951794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9521da177e4SLinus Torvalds 9531da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 954794d0601SMark Haverkamp /* last six chars reserved for vol type */ 955794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 956794d0601SMark Haverkamp } 9571da177e4SLinus Torvalds 9586391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9591da177e4SLinus Torvalds char *findit = str->pid; 9601da177e4SLinus Torvalds 9611da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9621da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9631da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9641da177e4SLinus Torvalds *(findit -= 4) = ' '; 965794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 966794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9671da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9681da177e4SLinus Torvalds } 9691da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9701da177e4SLinus Torvalds } 9711da177e4SLinus Torvalds 972999b3ffcSRaghava Aditya Renukunta static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, 973999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev, struct scsi_cmnd *scsicmd) 974999b3ffcSRaghava Aditya Renukunta { 975999b3ffcSRaghava Aditya Renukunta int container; 976999b3ffcSRaghava Aditya Renukunta 977999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.codeset = 1; 978999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifiertype = 3; 979999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) 980999b3ffcSRaghava Aditya Renukunta - 4; 981999b3ffcSRaghava Aditya Renukunta 982999b3ffcSRaghava Aditya Renukunta for (container = 0; container < dev->maximum_num_containers; 983999b3ffcSRaghava Aditya Renukunta container++) { 984999b3ffcSRaghava Aditya Renukunta 985999b3ffcSRaghava Aditya Renukunta if (scmd_id(scsicmd) == container) { 986999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data->type3.Identifier, 987999b3ffcSRaghava Aditya Renukunta dev->fsa_dev[container].identifier, 988999b3ffcSRaghava Aditya Renukunta 16); 989999b3ffcSRaghava Aditya Renukunta break; 990999b3ffcSRaghava Aditya Renukunta } 991999b3ffcSRaghava Aditya Renukunta } 992999b3ffcSRaghava Aditya Renukunta } 993999b3ffcSRaghava Aditya Renukunta 99488e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 99588e2f98eSSalyzyn, Mark { 99688e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 99788e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 99888e2f98eSSalyzyn, Mark 99988e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 100088e2f98eSSalyzyn, Mark 100188e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 100288e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 100388e2f98eSSalyzyn, Mark return; 100488e2f98eSSalyzyn, Mark 100588e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 100688e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 100788e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 10085d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 10095d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 10105d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 1011999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev; 10125d910649SMahesh Rajashekhara int i; 1013999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 vpdpage83data; 10145d910649SMahesh Rajashekhara 1015999b3ffcSRaghava Aditya Renukunta dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1016999b3ffcSRaghava Aditya Renukunta 1017999b3ffcSRaghava Aditya Renukunta memset(((u8 *)&vpdpage83data), 0, 1018999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10195d910649SMahesh Rajashekhara 10205d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 1021999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceType = 0; 10225d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 1023999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceTypeQualifier = 0; 10245d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 1025999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageCode = 0x83; 1026999b3ffcSRaghava Aditya Renukunta vpdpage83data.reserved = 0; 1027999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength = 1028999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) + 1029999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2); 1030999b3ffcSRaghava Aditya Renukunta 1031999b3ffcSRaghava Aditya Renukunta /* VPD 83 Type 3 is not supported for ARC */ 1032999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) 1033999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength += 1034999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type3); 10355d910649SMahesh Rajashekhara 10365d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 1037999b3ffcSRaghava Aditya Renukunta /* VpdcodesetAscii */ 1038999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.codeset = 2; 10395d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 1040999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifiertype = 1; 1041999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifierlength = 1042999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) - 4; 10435d910649SMahesh Rajashekhara 10445d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 1045999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.venid, 10465d910649SMahesh Rajashekhara "ADAPTEC ", 1047999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1.venid)); 1048999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.productid, 10495d910649SMahesh Rajashekhara "ARRAY ", 10505d910649SMahesh Rajashekhara sizeof( 1051999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.productid)); 10525d910649SMahesh Rajashekhara 10535d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 10545d910649SMahesh Rajashekhara * The LSB is the the end. 10555d910649SMahesh Rajashekhara */ 10565d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 10575d910649SMahesh Rajashekhara u8 temp = 10585d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 10595d910649SMahesh Rajashekhara if (temp > 0x9) { 1060999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10615d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 10625d910649SMahesh Rajashekhara } else { 1063999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10645d910649SMahesh Rajashekhara '0' + temp; 10655d910649SMahesh Rajashekhara } 10665d910649SMahesh Rajashekhara } 10675d910649SMahesh Rajashekhara 10685d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 1069999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.codeset = 1; 1070999b3ffcSRaghava Aditya Renukunta /* VpdidentifiertypeEUI64 */ 1071999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifiertype = 2; 1072999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifierlength = 1073999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2) - 4; 10745d910649SMahesh Rajashekhara 1075999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[0] = 0xD0; 1076999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[1] = 0; 1077999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[2] = 0; 10785d910649SMahesh Rajashekhara 1079999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.Serial = 10805d910649SMahesh Rajashekhara get_serial_reply->uid; 1081999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.reserved = 0; 1082999b3ffcSRaghava Aditya Renukunta 1083999b3ffcSRaghava Aditya Renukunta /* 1084999b3ffcSRaghava Aditya Renukunta * VpdIdentifierTypeFCPHName 1085999b3ffcSRaghava Aditya Renukunta * VPD 0x83 Type 3 not supported for ARC 1086999b3ffcSRaghava Aditya Renukunta */ 1087999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) { 1088999b3ffcSRaghava Aditya Renukunta build_vpd83_type3(&vpdpage83data, 1089999b3ffcSRaghava Aditya Renukunta dev, scsicmd); 1090999b3ffcSRaghava Aditya Renukunta } 10915d910649SMahesh Rajashekhara 10925d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 1093999b3ffcSRaghava Aditya Renukunta scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, 1094999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10955d910649SMahesh Rajashekhara } else { 10965d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 109788e2f98eSSalyzyn, Mark char sp[13]; 109888e2f98eSSalyzyn, Mark /* EVPD bit set */ 109988e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 110088e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 110188e2f98eSSalyzyn, Mark sp[2] = 0; 110288e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 110388e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 11045d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 11055d910649SMahesh Rajashekhara sizeof(sp)); 11065d910649SMahesh Rajashekhara } 110788e2f98eSSalyzyn, Mark } 110888e2f98eSSalyzyn, Mark 110988e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 111088e2f98eSSalyzyn, Mark 111188e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 111288e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 111388e2f98eSSalyzyn, Mark } 111488e2f98eSSalyzyn, Mark 111588e2f98eSSalyzyn, Mark /** 111688e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 111788e2f98eSSalyzyn, Mark */ 111888e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 111988e2f98eSSalyzyn, Mark { 112088e2f98eSSalyzyn, Mark int status; 112188e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 112288e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 112388e2f98eSSalyzyn, Mark struct aac_dev * dev; 112488e2f98eSSalyzyn, Mark 112588e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 112688e2f98eSSalyzyn, Mark 11276bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 112888e2f98eSSalyzyn, Mark 112988e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 113088e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 113188e2f98eSSalyzyn, Mark 113288e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 113388e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 113488e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 11351ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 113688e2f98eSSalyzyn, Mark 113788e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 113888e2f98eSSalyzyn, Mark cmd_fibcontext, 1139fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 114088e2f98eSSalyzyn, Mark FsaNormal, 114188e2f98eSSalyzyn, Mark 0, 1, 114288e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 114388e2f98eSSalyzyn, Mark (void *) scsicmd); 114488e2f98eSSalyzyn, Mark 114588e2f98eSSalyzyn, Mark /* 114688e2f98eSSalyzyn, Mark * Check that the command queued to the controller 114788e2f98eSSalyzyn, Mark */ 11481ae948faSBrian King if (status == -EINPROGRESS) 114988e2f98eSSalyzyn, Mark return 0; 115088e2f98eSSalyzyn, Mark 115188e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 115288e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 115388e2f98eSSalyzyn, Mark return -1; 115488e2f98eSSalyzyn, Mark } 115588e2f98eSSalyzyn, Mark 115688e2f98eSSalyzyn, Mark /* Function: setinqserial 115788e2f98eSSalyzyn, Mark * 115888e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 115988e2f98eSSalyzyn, Mark * 116088e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 116188e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 116288e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 116388e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 116488e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 116588e2f98eSSalyzyn, Mark */ 116688e2f98eSSalyzyn, Mark 116788e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 116888e2f98eSSalyzyn, Mark { 116988e2f98eSSalyzyn, Mark /* 117088e2f98eSSalyzyn, Mark * This breaks array migration. 117188e2f98eSSalyzyn, Mark */ 117288e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 117388e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 117488e2f98eSSalyzyn, Mark } 117588e2f98eSSalyzyn, Mark 11768e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 11778e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 11781da177e4SLinus Torvalds { 11798e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 11808e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 11818e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 11821da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 11831da177e4SLinus Torvalds 11841da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 11851da177e4SLinus Torvalds 11861da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11871da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11888e31e607SSalyzyn, Mark 11891da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11908e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11911da177e4SLinus Torvalds 11928e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11931da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11941da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11958e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11961da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11971da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11981da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11998e31e607SSalyzyn, Mark } else 12008e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 12011da177e4SLinus Torvalds } 12021da177e4SLinus Torvalds 1203e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1204e8f32de5SMark Haverkamp { 1205e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1206e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1207e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1208e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1209e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 12108e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 12118e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 12128e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1213e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12143ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 12153ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1216e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 1217e8f32de5SMark Haverkamp return 1; 1218e8f32de5SMark Haverkamp } 1219e8f32de5SMark Haverkamp return 0; 1220e8f32de5SMark Haverkamp } 1221e8f32de5SMark Haverkamp 1222e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1223e8f32de5SMark Haverkamp { 1224e8f32de5SMark Haverkamp return 0; 1225e8f32de5SMark Haverkamp } 1226e8f32de5SMark Haverkamp 1227e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1228e8f32de5SMark Haverkamp 1229e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1230e8f32de5SMark Haverkamp { 123185d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 123285d22bbfSMahesh Rajashekhara u16 fibsize, command; 12330b433447SMahesh Rajashekhara long ret; 123485d22bbfSMahesh Rajashekhara 1235e8f32de5SMark Haverkamp aac_fib_init(fib); 1236d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1237d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1238d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 123985d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 124085d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 124185d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 124285d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 124385d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1244b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1245b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 124685d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 124785d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 12480b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 12490b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12500b433447SMahesh Rajashekhara if (ret < 0) 12510b433447SMahesh Rajashekhara return ret; 125285d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 125385d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 125485d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 125585d22bbfSMahesh Rajashekhara } else { 125685d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1257e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1258e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1259e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1260b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1261b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1262e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 126385d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1264e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1265e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 12660b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 12670b433447SMahesh Rajashekhara if (ret < 0) 12680b433447SMahesh Rajashekhara return ret; 126985d22bbfSMahesh Rajashekhara command = ContainerRawIo; 127085d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 127185d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 127285d22bbfSMahesh Rajashekhara } 127385d22bbfSMahesh Rajashekhara 1274e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1275e8f32de5SMark Haverkamp /* 1276e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1277e8f32de5SMark Haverkamp */ 127885d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1279e8f32de5SMark Haverkamp fib, 1280e8f32de5SMark Haverkamp fibsize, 1281e8f32de5SMark Haverkamp FsaNormal, 1282e8f32de5SMark Haverkamp 0, 1, 1283e8f32de5SMark Haverkamp (fib_callback) io_callback, 1284e8f32de5SMark Haverkamp (void *) cmd); 1285e8f32de5SMark Haverkamp } 1286e8f32de5SMark Haverkamp 1287e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1288e8f32de5SMark Haverkamp { 1289e8f32de5SMark Haverkamp u16 fibsize; 1290e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12910b433447SMahesh Rajashekhara long ret; 12920b433447SMahesh Rajashekhara 1293e8f32de5SMark Haverkamp aac_fib_init(fib); 1294e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1295e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1296e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1297e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1298e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1299e8f32de5SMark Haverkamp readcmd->pad = 0; 1300e8f32de5SMark Haverkamp readcmd->flags = 0; 1301e8f32de5SMark Haverkamp 13020b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 13030b433447SMahesh Rajashekhara if (ret < 0) 13040b433447SMahesh Rajashekhara return ret; 1305e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1306e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1307e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1308e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1309e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1310e8f32de5SMark Haverkamp /* 1311e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1312e8f32de5SMark Haverkamp */ 1313e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1314e8f32de5SMark Haverkamp fib, 1315e8f32de5SMark Haverkamp fibsize, 1316e8f32de5SMark Haverkamp FsaNormal, 1317e8f32de5SMark Haverkamp 0, 1, 1318e8f32de5SMark Haverkamp (fib_callback) io_callback, 1319e8f32de5SMark Haverkamp (void *) cmd); 1320e8f32de5SMark Haverkamp } 1321e8f32de5SMark Haverkamp 1322e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1323e8f32de5SMark Haverkamp { 1324e8f32de5SMark Haverkamp u16 fibsize; 1325e8f32de5SMark Haverkamp struct aac_read *readcmd; 1326b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13270b433447SMahesh Rajashekhara long ret; 13280b433447SMahesh Rajashekhara 1329e8f32de5SMark Haverkamp aac_fib_init(fib); 1330e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1331e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1332f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1333e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1334b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1335b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1336e8f32de5SMark Haverkamp 13370b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 13380b433447SMahesh Rajashekhara if (ret < 0) 13390b433447SMahesh Rajashekhara return ret; 1340e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1341e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1342e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1343e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1344e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1345e8f32de5SMark Haverkamp /* 1346e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1347e8f32de5SMark Haverkamp */ 1348e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1349e8f32de5SMark Haverkamp fib, 1350e8f32de5SMark Haverkamp fibsize, 1351e8f32de5SMark Haverkamp FsaNormal, 1352e8f32de5SMark Haverkamp 0, 1, 1353e8f32de5SMark Haverkamp (fib_callback) io_callback, 1354e8f32de5SMark Haverkamp (void *) cmd); 1355e8f32de5SMark Haverkamp } 1356e8f32de5SMark Haverkamp 13579d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1358e8f32de5SMark Haverkamp { 135985d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 136085d22bbfSMahesh Rajashekhara u16 fibsize, command; 13610b433447SMahesh Rajashekhara long ret; 136285d22bbfSMahesh Rajashekhara 1363e8f32de5SMark Haverkamp aac_fib_init(fib); 1364d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1365d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1366d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 136785d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 136885d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 136985d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 137085d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 137185d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1372b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1373b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 137485d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 137585d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 137685d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 137785d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 137885d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 13790b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 13800b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 13810b433447SMahesh Rajashekhara if (ret < 0) 13820b433447SMahesh Rajashekhara return ret; 138385d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 138485d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 138585d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 138685d22bbfSMahesh Rajashekhara } else { 138785d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1388e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1389e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1390e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1391b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1392b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1393e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 139495e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 139595e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 139685d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 139785d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1398e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1399e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 14000b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 14010b433447SMahesh Rajashekhara if (ret < 0) 14020b433447SMahesh Rajashekhara return ret; 140385d22bbfSMahesh Rajashekhara command = ContainerRawIo; 140485d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 140585d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 140685d22bbfSMahesh Rajashekhara } 140785d22bbfSMahesh Rajashekhara 1408e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1409e8f32de5SMark Haverkamp /* 1410e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1411e8f32de5SMark Haverkamp */ 141285d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1413e8f32de5SMark Haverkamp fib, 1414e8f32de5SMark Haverkamp fibsize, 1415e8f32de5SMark Haverkamp FsaNormal, 1416e8f32de5SMark Haverkamp 0, 1, 1417e8f32de5SMark Haverkamp (fib_callback) io_callback, 1418e8f32de5SMark Haverkamp (void *) cmd); 1419e8f32de5SMark Haverkamp } 1420e8f32de5SMark Haverkamp 14219d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1422e8f32de5SMark Haverkamp { 1423e8f32de5SMark Haverkamp u16 fibsize; 1424e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 14250b433447SMahesh Rajashekhara long ret; 14260b433447SMahesh Rajashekhara 1427e8f32de5SMark Haverkamp aac_fib_init(fib); 1428e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1429e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1430e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1431e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1432e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1433e8f32de5SMark Haverkamp writecmd->pad = 0; 1434e8f32de5SMark Haverkamp writecmd->flags = 0; 1435e8f32de5SMark Haverkamp 14360b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 14370b433447SMahesh Rajashekhara if (ret < 0) 14380b433447SMahesh Rajashekhara return ret; 1439e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1440e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1441e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1442e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1443e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1444e8f32de5SMark Haverkamp /* 1445e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1446e8f32de5SMark Haverkamp */ 1447e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1448e8f32de5SMark Haverkamp fib, 1449e8f32de5SMark Haverkamp fibsize, 1450e8f32de5SMark Haverkamp FsaNormal, 1451e8f32de5SMark Haverkamp 0, 1, 1452e8f32de5SMark Haverkamp (fib_callback) io_callback, 1453e8f32de5SMark Haverkamp (void *) cmd); 1454e8f32de5SMark Haverkamp } 1455e8f32de5SMark Haverkamp 14569d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1457e8f32de5SMark Haverkamp { 1458e8f32de5SMark Haverkamp u16 fibsize; 1459e8f32de5SMark Haverkamp struct aac_write *writecmd; 1460b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 14610b433447SMahesh Rajashekhara long ret; 14620b433447SMahesh Rajashekhara 1463e8f32de5SMark Haverkamp aac_fib_init(fib); 1464e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1465e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1466f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1467e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1468b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1469b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1470e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1471e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1472e8f32de5SMark Haverkamp 14730b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 14740b433447SMahesh Rajashekhara if (ret < 0) 14750b433447SMahesh Rajashekhara return ret; 1476e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1477e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1478e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1479e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1480e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1481e8f32de5SMark Haverkamp /* 1482e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1483e8f32de5SMark Haverkamp */ 1484e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1485e8f32de5SMark Haverkamp fib, 1486e8f32de5SMark Haverkamp fibsize, 1487e8f32de5SMark Haverkamp FsaNormal, 1488e8f32de5SMark Haverkamp 0, 1, 1489e8f32de5SMark Haverkamp (fib_callback) io_callback, 1490e8f32de5SMark Haverkamp (void *) cmd); 1491e8f32de5SMark Haverkamp } 1492e8f32de5SMark Haverkamp 1493e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1494e8f32de5SMark Haverkamp { 1495e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1496e8f32de5SMark Haverkamp u32 flag; 1497e8f32de5SMark Haverkamp u32 timeout; 1498e8f32de5SMark Haverkamp 1499e8f32de5SMark Haverkamp aac_fib_init(fib); 1500e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1501e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1502e8f32de5SMark Haverkamp flag = SRB_DataOut; 1503e8f32de5SMark Haverkamp break; 1504e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1505e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1506e8f32de5SMark Haverkamp break; 1507e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1508e8f32de5SMark Haverkamp flag = SRB_DataIn; 1509e8f32de5SMark Haverkamp break; 1510e8f32de5SMark Haverkamp case DMA_NONE: 1511e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1512e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1513e8f32de5SMark Haverkamp break; 1514e8f32de5SMark Haverkamp } 1515e8f32de5SMark Haverkamp 1516e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1517e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1518e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1519e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1520e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1521e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1522242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1523e8f32de5SMark Haverkamp if (timeout == 0) 1524e8f32de5SMark Haverkamp timeout = 1; 1525e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1526e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1527e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1528e8f32de5SMark Haverkamp return srbcmd; 1529e8f32de5SMark Haverkamp } 1530e8f32de5SMark Haverkamp 1531ab5d129fSRaghava Aditya Renukunta static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1532ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *cmd) 1533ab5d129fSRaghava Aditya Renukunta { 1534ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd; 1535ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1536ab5d129fSRaghava Aditya Renukunta int bus, target; 1537ab5d129fSRaghava Aditya Renukunta u64 address; 1538ab5d129fSRaghava Aditya Renukunta 1539ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1540ab5d129fSRaghava Aditya Renukunta 1541ab5d129fSRaghava Aditya Renukunta hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1542ab5d129fSRaghava Aditya Renukunta memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1543ab5d129fSRaghava Aditya Renukunta /* iu_type is a parameter of aac_hba_send */ 1544ab5d129fSRaghava Aditya Renukunta switch (cmd->sc_data_direction) { 1545ab5d129fSRaghava Aditya Renukunta case DMA_TO_DEVICE: 1546ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 2; 1547ab5d129fSRaghava Aditya Renukunta break; 1548ab5d129fSRaghava Aditya Renukunta case DMA_FROM_DEVICE: 1549ab5d129fSRaghava Aditya Renukunta case DMA_BIDIRECTIONAL: 1550ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 1; 1551ab5d129fSRaghava Aditya Renukunta break; 1552ab5d129fSRaghava Aditya Renukunta case DMA_NONE: 1553ab5d129fSRaghava Aditya Renukunta default: 1554ab5d129fSRaghava Aditya Renukunta break; 1555ab5d129fSRaghava Aditya Renukunta } 1556ab5d129fSRaghava Aditya Renukunta hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1557ab5d129fSRaghava Aditya Renukunta 1558ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(cmd)); 1559ab5d129fSRaghava Aditya Renukunta target = scmd_id(cmd); 1560ab5d129fSRaghava Aditya Renukunta hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1561ab5d129fSRaghava Aditya Renukunta 1562ab5d129fSRaghava Aditya Renukunta /* we fill in reply_qid later in aac_src_deliver_message */ 1563ab5d129fSRaghava Aditya Renukunta /* we fill in iu_type, request_id later in aac_hba_send */ 1564ab5d129fSRaghava Aditya Renukunta /* we fill in emb_data_desc_count later in aac_build_sghba */ 1565ab5d129fSRaghava Aditya Renukunta 1566ab5d129fSRaghava Aditya Renukunta memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1567ab5d129fSRaghava Aditya Renukunta hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1568ab5d129fSRaghava Aditya Renukunta 1569ab5d129fSRaghava Aditya Renukunta address = (u64)fib->hw_error_pa; 1570ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1571ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1572ab5d129fSRaghava Aditya Renukunta hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1573ab5d129fSRaghava Aditya Renukunta 1574ab5d129fSRaghava Aditya Renukunta return hbacmd; 1575ab5d129fSRaghava Aditya Renukunta } 1576ab5d129fSRaghava Aditya Renukunta 1577e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1578e8f32de5SMark Haverkamp 1579e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1580e8f32de5SMark Haverkamp { 1581e8f32de5SMark Haverkamp u16 fibsize; 1582e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15830b433447SMahesh Rajashekhara long ret; 1584e8f32de5SMark Haverkamp 15850b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 15860b433447SMahesh Rajashekhara if (ret < 0) 15870b433447SMahesh Rajashekhara return ret; 1588727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1589e8f32de5SMark Haverkamp 1590e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1591e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1592e8f32de5SMark Haverkamp /* 1593e8f32de5SMark Haverkamp * Build Scatter/Gather list 1594e8f32de5SMark Haverkamp */ 1595e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1596e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1597e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1598e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1599e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1600e8f32de5SMark Haverkamp 1601e8f32de5SMark Haverkamp /* 1602e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1603e8f32de5SMark Haverkamp */ 1604e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1605e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1606e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1607e8f32de5SMark Haverkamp (void *) cmd); 1608e8f32de5SMark Haverkamp } 1609e8f32de5SMark Haverkamp 1610e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1611e8f32de5SMark Haverkamp { 1612e8f32de5SMark Haverkamp u16 fibsize; 1613e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 16140b433447SMahesh Rajashekhara long ret; 1615e8f32de5SMark Haverkamp 16160b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 16170b433447SMahesh Rajashekhara if (ret < 0) 16180b433447SMahesh Rajashekhara return ret; 1619727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1620e8f32de5SMark Haverkamp 1621e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1622e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1623e8f32de5SMark Haverkamp /* 1624e8f32de5SMark Haverkamp * Build Scatter/Gather list 1625e8f32de5SMark Haverkamp */ 1626e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1627e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1628e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1629e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1630e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1631e8f32de5SMark Haverkamp 1632e8f32de5SMark Haverkamp /* 1633e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1634e8f32de5SMark Haverkamp */ 1635e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1636e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1637e8f32de5SMark Haverkamp } 1638e8f32de5SMark Haverkamp 163994cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 164094cf6ba1SSalyzyn, Mark { 1641d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 164294cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 164394cf6ba1SSalyzyn, Mark return FAILED; 164494cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 164594cf6ba1SSalyzyn, Mark } 164694cf6ba1SSalyzyn, Mark 1647ab5d129fSRaghava Aditya Renukunta static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1648ab5d129fSRaghava Aditya Renukunta { 1649ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1650ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1651ab5d129fSRaghava Aditya Renukunta long ret; 1652ab5d129fSRaghava Aditya Renukunta 1653ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1654ab5d129fSRaghava Aditya Renukunta 1655ab5d129fSRaghava Aditya Renukunta ret = aac_build_sghba(cmd, hbacmd, 1656ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1657ab5d129fSRaghava Aditya Renukunta if (ret < 0) 1658ab5d129fSRaghava Aditya Renukunta return ret; 1659ab5d129fSRaghava Aditya Renukunta 1660ab5d129fSRaghava Aditya Renukunta /* 1661ab5d129fSRaghava Aditya Renukunta * Now send the HBA command to the adapter 1662ab5d129fSRaghava Aditya Renukunta */ 1663ab5d129fSRaghava Aditya Renukunta fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1664ab5d129fSRaghava Aditya Renukunta sizeof(struct aac_hba_sgl); 1665ab5d129fSRaghava Aditya Renukunta 1666ab5d129fSRaghava Aditya Renukunta return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1667ab5d129fSRaghava Aditya Renukunta (fib_callback) aac_hba_callback, 1668ab5d129fSRaghava Aditya Renukunta (void *) cmd); 1669ab5d129fSRaghava Aditya Renukunta } 1670ab5d129fSRaghava Aditya Renukunta 167171a91ca4SRaghava Aditya Renukunta int aac_issue_bmic_identify(struct aac_dev *dev, u32 bus, u32 target) 167271a91ca4SRaghava Aditya Renukunta { 167371a91ca4SRaghava Aditya Renukunta struct fib *fibptr; 167471a91ca4SRaghava Aditya Renukunta struct aac_srb *srbcmd; 167571a91ca4SRaghava Aditya Renukunta struct sgmap64 *sg64; 167671a91ca4SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp; 167771a91ca4SRaghava Aditya Renukunta dma_addr_t addr; 167871a91ca4SRaghava Aditya Renukunta u32 vbus, vid; 167971a91ca4SRaghava Aditya Renukunta u16 fibsize, datasize; 168071a91ca4SRaghava Aditya Renukunta int rcode = -ENOMEM; 168171a91ca4SRaghava Aditya Renukunta 1682ab5d129fSRaghava Aditya Renukunta 168371a91ca4SRaghava Aditya Renukunta fibptr = aac_fib_alloc(dev); 168471a91ca4SRaghava Aditya Renukunta if (!fibptr) 168571a91ca4SRaghava Aditya Renukunta goto out; 168671a91ca4SRaghava Aditya Renukunta 168771a91ca4SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - 168871a91ca4SRaghava Aditya Renukunta sizeof(struct sgentry) + sizeof(struct sgentry64); 168971a91ca4SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 169071a91ca4SRaghava Aditya Renukunta 1691f481973dSMahesh Rajashekhara identify_resp = dma_alloc_coherent(&dev->pdev->dev, datasize, &addr, 1692f481973dSMahesh Rajashekhara GFP_KERNEL); 169371a91ca4SRaghava Aditya Renukunta if (!identify_resp) 169471a91ca4SRaghava Aditya Renukunta goto fib_free_ptr; 169571a91ca4SRaghava Aditya Renukunta 16961c68856eSRaghava Aditya Renukunta vbus = (u32)le16_to_cpu(dev->supplement_adapter_info.virt_device_bus); 16971c68856eSRaghava Aditya Renukunta vid = (u32)le16_to_cpu(dev->supplement_adapter_info.virt_device_target); 169871a91ca4SRaghava Aditya Renukunta 169971a91ca4SRaghava Aditya Renukunta aac_fib_init(fibptr); 170071a91ca4SRaghava Aditya Renukunta 170171a91ca4SRaghava Aditya Renukunta srbcmd = (struct aac_srb *) fib_data(fibptr); 170271a91ca4SRaghava Aditya Renukunta srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 170371a91ca4SRaghava Aditya Renukunta srbcmd->channel = cpu_to_le32(vbus); 170471a91ca4SRaghava Aditya Renukunta srbcmd->id = cpu_to_le32(vid); 170571a91ca4SRaghava Aditya Renukunta srbcmd->lun = 0; 170671a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 170771a91ca4SRaghava Aditya Renukunta srbcmd->timeout = cpu_to_le32(10); 170871a91ca4SRaghava Aditya Renukunta srbcmd->retry_limit = 0; 170971a91ca4SRaghava Aditya Renukunta srbcmd->cdb_size = cpu_to_le32(12); 171071a91ca4SRaghava Aditya Renukunta srbcmd->count = cpu_to_le32(datasize); 171171a91ca4SRaghava Aditya Renukunta 171271a91ca4SRaghava Aditya Renukunta memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 171371a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 171471a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 171571a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 171671a91ca4SRaghava Aditya Renukunta 171771a91ca4SRaghava Aditya Renukunta sg64 = (struct sgmap64 *)&srbcmd->sg; 171871a91ca4SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 171971a91ca4SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32((u32)(((addr) >> 16) >> 16)); 172071a91ca4SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 172171a91ca4SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(datasize); 172271a91ca4SRaghava Aditya Renukunta 172371a91ca4SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, 172471a91ca4SRaghava Aditya Renukunta fibptr, fibsize, FsaNormal, 1, 1, NULL, NULL); 172571a91ca4SRaghava Aditya Renukunta 172671a91ca4SRaghava Aditya Renukunta if (identify_resp->current_queue_depth_limit <= 0 || 172771a91ca4SRaghava Aditya Renukunta identify_resp->current_queue_depth_limit > 32) 172871a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 172971a91ca4SRaghava Aditya Renukunta else 173071a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 173171a91ca4SRaghava Aditya Renukunta identify_resp->current_queue_depth_limit; 173271a91ca4SRaghava Aditya Renukunta 1733f481973dSMahesh Rajashekhara dma_free_coherent(&dev->pdev->dev, datasize, identify_resp, addr); 173471a91ca4SRaghava Aditya Renukunta 173571a91ca4SRaghava Aditya Renukunta aac_fib_complete(fibptr); 173671a91ca4SRaghava Aditya Renukunta 173771a91ca4SRaghava Aditya Renukunta fib_free_ptr: 173871a91ca4SRaghava Aditya Renukunta aac_fib_free(fibptr); 173971a91ca4SRaghava Aditya Renukunta out: 174071a91ca4SRaghava Aditya Renukunta return rcode; 174171a91ca4SRaghava Aditya Renukunta } 174271a91ca4SRaghava Aditya Renukunta 1743c83b11e3SRaghava Aditya Renukunta /** 1744c83b11e3SRaghava Aditya Renukunta * aac_update hba_map()- update current hba map with data from FW 1745c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1746c83b11e3SRaghava Aditya Renukunta * @phys_luns: FW information from report phys luns 1747c83b11e3SRaghava Aditya Renukunta * 1748c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1749c83b11e3SRaghava Aditya Renukunta */ 1750c83b11e3SRaghava Aditya Renukunta void aac_update_hba_map(struct aac_dev *dev, 17516223a39fSRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns, int rescan) 1752c83b11e3SRaghava Aditya Renukunta { 1753c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1754c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1755c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1756c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 1757c83b11e3SRaghava Aditya Renukunta u8 devtype; 1758c83b11e3SRaghava Aditya Renukunta 1759c83b11e3SRaghava Aditya Renukunta lun_count = ((phys_luns->list_length[0] << 24) 1760c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[1] << 16) 1761c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[2] << 8) 1762c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[3])) / 24; 1763c83b11e3SRaghava Aditya Renukunta 1764c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1765c83b11e3SRaghava Aditya Renukunta 1766c83b11e3SRaghava Aditya Renukunta bus = phys_luns->lun[i].level2[1] & 0x3f; 1767c83b11e3SRaghava Aditya Renukunta target = phys_luns->lun[i].level2[0]; 1768c83b11e3SRaghava Aditya Renukunta expose_flag = phys_luns->lun[i].bus >> 6; 1769c83b11e3SRaghava Aditya Renukunta attribs = phys_luns->lun[i].node_ident[9]; 1770c83b11e3SRaghava Aditya Renukunta nexus = *((u32 *) &phys_luns->lun[i].node_ident[12]); 1771c83b11e3SRaghava Aditya Renukunta 1772c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1773c83b11e3SRaghava Aditya Renukunta continue; 1774c83b11e3SRaghava Aditya Renukunta 1775c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].expose = expose_flag; 1776c83b11e3SRaghava Aditya Renukunta 1777c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 1778c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_RAID_MEMBER; 1779c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1780c83b11e3SRaghava Aditya Renukunta } 1781c83b11e3SRaghava Aditya Renukunta 1782c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 1783c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_NATIVE_RAW; 1784c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1785c83b11e3SRaghava Aditya Renukunta nexus; 1786c83b11e3SRaghava Aditya Renukunta } else 1787c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_ARC_RAW; 1788c83b11e3SRaghava Aditya Renukunta 1789c83b11e3SRaghava Aditya Renukunta if (devtype != AAC_DEVTYPE_NATIVE_RAW) 1790c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1791c83b11e3SRaghava Aditya Renukunta 179271a91ca4SRaghava Aditya Renukunta if (aac_issue_bmic_identify(dev, bus, target) < 0) 179371a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 179471a91ca4SRaghava Aditya Renukunta 1795c83b11e3SRaghava Aditya Renukunta update_devtype: 17966223a39fSRaghava Aditya Renukunta if (rescan == AAC_INIT) 1797c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = devtype; 17986223a39fSRaghava Aditya Renukunta else 17996223a39fSRaghava Aditya Renukunta dev->hba_map[bus][target].new_devtype = devtype; 1800c83b11e3SRaghava Aditya Renukunta } 1801c83b11e3SRaghava Aditya Renukunta } 1802c83b11e3SRaghava Aditya Renukunta 1803c83b11e3SRaghava Aditya Renukunta /** 1804c83b11e3SRaghava Aditya Renukunta * aac_report_phys_luns() Process topology change 1805c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1806c83b11e3SRaghava Aditya Renukunta * @fibptr: fib pointer 1807c83b11e3SRaghava Aditya Renukunta * 1808c83b11e3SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1809c83b11e3SRaghava Aditya Renukunta * the current hba_map. 1810c83b11e3SRaghava Aditya Renukunta */ 18116223a39fSRaghava Aditya Renukunta int aac_report_phys_luns(struct aac_dev *dev, struct fib *fibptr, int rescan) 1812c83b11e3SRaghava Aditya Renukunta { 1813c83b11e3SRaghava Aditya Renukunta int fibsize, datasize; 1814c83b11e3SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1815c83b11e3SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1816c83b11e3SRaghava Aditya Renukunta struct sgmap64 *sg64; 1817c83b11e3SRaghava Aditya Renukunta dma_addr_t addr; 1818c83b11e3SRaghava Aditya Renukunta u32 vbus, vid; 181976291469SColin Ian King int rcode = 0; 1820c83b11e3SRaghava Aditya Renukunta 1821c83b11e3SRaghava Aditya Renukunta /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */ 1822c83b11e3SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) 1823c83b11e3SRaghava Aditya Renukunta + sizeof(struct sgentry64); 1824c83b11e3SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) 1825c83b11e3SRaghava Aditya Renukunta + (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1826c83b11e3SRaghava Aditya Renukunta 1827f481973dSMahesh Rajashekhara phys_luns = dma_alloc_coherent(&dev->pdev->dev, datasize, &addr, 1828f481973dSMahesh Rajashekhara GFP_KERNEL); 1829c83b11e3SRaghava Aditya Renukunta if (phys_luns == NULL) { 1830c83b11e3SRaghava Aditya Renukunta rcode = -ENOMEM; 1831c83b11e3SRaghava Aditya Renukunta goto err_out; 1832c83b11e3SRaghava Aditya Renukunta } 1833c83b11e3SRaghava Aditya Renukunta 1834c83b11e3SRaghava Aditya Renukunta vbus = (u32) le16_to_cpu( 18351c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus); 1836c83b11e3SRaghava Aditya Renukunta vid = (u32) le16_to_cpu( 18371c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_target); 1838c83b11e3SRaghava Aditya Renukunta 1839c83b11e3SRaghava Aditya Renukunta aac_fib_init(fibptr); 1840c83b11e3SRaghava Aditya Renukunta 1841c83b11e3SRaghava Aditya Renukunta srbcmd = (struct aac_srb *) fib_data(fibptr); 1842c83b11e3SRaghava Aditya Renukunta srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1843c83b11e3SRaghava Aditya Renukunta srbcmd->channel = cpu_to_le32(vbus); 1844c83b11e3SRaghava Aditya Renukunta srbcmd->id = cpu_to_le32(vid); 1845c83b11e3SRaghava Aditya Renukunta srbcmd->lun = 0; 1846c83b11e3SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1847c83b11e3SRaghava Aditya Renukunta srbcmd->timeout = cpu_to_le32(10); 1848c83b11e3SRaghava Aditya Renukunta srbcmd->retry_limit = 0; 1849c83b11e3SRaghava Aditya Renukunta srbcmd->cdb_size = cpu_to_le32(12); 1850c83b11e3SRaghava Aditya Renukunta srbcmd->count = cpu_to_le32(datasize); 1851c83b11e3SRaghava Aditya Renukunta 1852c83b11e3SRaghava Aditya Renukunta memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1853c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1854c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1855c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1856c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1857c83b11e3SRaghava Aditya Renukunta 1858c83b11e3SRaghava Aditya Renukunta sg64 = (struct sgmap64 *) &srbcmd->sg; 1859c83b11e3SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 1860c83b11e3SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 1861c83b11e3SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 1862c83b11e3SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(datasize); 1863c83b11e3SRaghava Aditya Renukunta 1864c83b11e3SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, 1865c83b11e3SRaghava Aditya Renukunta FsaNormal, 1, 1, NULL, NULL); 1866c83b11e3SRaghava Aditya Renukunta 1867c83b11e3SRaghava Aditya Renukunta /* analyse data */ 1868c83b11e3SRaghava Aditya Renukunta if (rcode >= 0 && phys_luns->resp_flag == 2) { 1869c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 18706223a39fSRaghava Aditya Renukunta aac_update_hba_map(dev, phys_luns, rescan); 1871c83b11e3SRaghava Aditya Renukunta } 1872c83b11e3SRaghava Aditya Renukunta 1873f481973dSMahesh Rajashekhara dma_free_coherent(&dev->pdev->dev, datasize, phys_luns, addr); 1874c83b11e3SRaghava Aditya Renukunta err_out: 1875c83b11e3SRaghava Aditya Renukunta return rcode; 1876c83b11e3SRaghava Aditya Renukunta } 1877c83b11e3SRaghava Aditya Renukunta 18781da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 18791da177e4SLinus Torvalds { 18801da177e4SLinus Torvalds struct fib* fibptr; 18811da177e4SLinus Torvalds int rcode; 1882c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 18837c00ffa3SMark Haverkamp struct aac_adapter_info *info; 188484971738SMark Haverkamp struct aac_bus_info *command; 188584971738SMark Haverkamp struct aac_bus_info_response *bus_info; 18867c00ffa3SMark Haverkamp 1887bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 18881da177e4SLinus Torvalds return -ENOMEM; 18891da177e4SLinus Torvalds 1890bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 18911da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 18927c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 18931da177e4SLinus Torvalds 1894bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 18951da177e4SLinus Torvalds fibptr, 18967c00ffa3SMark Haverkamp sizeof(*info), 18971da177e4SLinus Torvalds FsaNormal, 18989203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 18991da177e4SLinus Torvalds NULL, 19001da177e4SLinus Torvalds NULL); 19011da177e4SLinus Torvalds 19027c00ffa3SMark Haverkamp if (rcode < 0) { 1903cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 1904cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 1905cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1906bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1907bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1908cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 19097c00ffa3SMark Haverkamp return rcode; 19107c00ffa3SMark Haverkamp } 19117c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 19127c00ffa3SMark Haverkamp 19131c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 19147c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 191506a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 19167c00ffa3SMark Haverkamp 1917bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 19187c00ffa3SMark Haverkamp 191906a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 19207c00ffa3SMark Haverkamp 192106a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 19227c00ffa3SMark Haverkamp 1923bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 19247c00ffa3SMark Haverkamp fibptr, 192506a43d17SSalyzyn, Mark sizeof(*sinfo), 19267c00ffa3SMark Haverkamp FsaNormal, 19277c00ffa3SMark Haverkamp 1, 1, 19287c00ffa3SMark Haverkamp NULL, 19297c00ffa3SMark Haverkamp NULL); 19307c00ffa3SMark Haverkamp 19317c00ffa3SMark Haverkamp if (rcode >= 0) 193206a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 1933cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 1934cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 1935cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 1936cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 1937cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 1938cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 19397c00ffa3SMark Haverkamp } 19401da177e4SLinus Torvalds 1941c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 1942c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 194371a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 1944c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 194571a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 194671a91ca4SRaghava Aditya Renukunta } 1947c83b11e3SRaghava Aditya Renukunta } 194884971738SMark Haverkamp 194984971738SMark Haverkamp /* 195084971738SMark Haverkamp * GetBusInfo 195184971738SMark Haverkamp */ 195284971738SMark Haverkamp 1953bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 195484971738SMark Haverkamp 195584971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 195684971738SMark Haverkamp 195784971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 195884971738SMark Haverkamp 195984971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 196084971738SMark Haverkamp 196184971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 196284971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 196384971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 196484971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 196584971738SMark Haverkamp 1966bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 196784971738SMark Haverkamp fibptr, 196884971738SMark Haverkamp sizeof (*bus_info), 196984971738SMark Haverkamp FsaNormal, 197084971738SMark Haverkamp 1, 1, 197184971738SMark Haverkamp NULL, NULL); 197284971738SMark Haverkamp 197394cf6ba1SSalyzyn, Mark /* reasoned default */ 197494cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 197584971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 197684971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 197784971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 197884971738SMark Haverkamp } 197984971738SMark Haverkamp 1980c83b11e3SRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 19811c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus != 0xffff) { 1982c83b11e3SRaghava Aditya Renukunta /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */ 19836223a39fSRaghava Aditya Renukunta rcode = aac_report_phys_luns(dev, fibptr, AAC_INIT); 1984c83b11e3SRaghava Aditya Renukunta } 1985c83b11e3SRaghava Aditya Renukunta 19868c867b25SMark Haverkamp if (!dev->in_reset) { 198724f02e1dSSalyzyn, Mark char buffer[16]; 19881da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 19897c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 19901da177e4SLinus Torvalds dev->name, 19911da177e4SLinus Torvalds dev->id, 19921da177e4SLinus Torvalds tmp>>24, 19931da177e4SLinus Torvalds (tmp>>16)&0xff, 19941da177e4SLinus Torvalds tmp&0xff, 19957c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 19961c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 19971c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 19981da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 19991da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 20001da177e4SLinus Torvalds dev->name, dev->id, 20011da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 20021da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 20031da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 20041da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 20051da177e4SLinus Torvalds dev->name, dev->id, 20061da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 20071da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 200824f02e1dSSalyzyn, Mark buffer[0] = '\0'; 2009ee959b00STony Jones if (aac_get_serial_number( 201024f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 201124f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 201224f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 20131c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2014a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2015a45c863fSSalyzyn, Mark dev->name, dev->id, 20161c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 20171c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 20181c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2019a45c863fSSalyzyn, Mark } 20202f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 20211c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2022a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 202329c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 202429c97684SSalyzyn, Mark dev->name, dev->id); 202529c97684SSalyzyn, Mark } 20268c867b25SMark Haverkamp } 20271da177e4SLinus Torvalds 202895e852e1SSalyzyn, Mark dev->cache_protected = 0; 20291c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2030cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 20311da177e4SLinus Torvalds dev->nondasd_support = 0; 20321da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 203395e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 20341da177e4SLinus Torvalds dev->nondasd_support = 1; 20351da177e4SLinus Torvalds 20361da177e4SLinus Torvalds /* 20371da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 20381da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 20391da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 20401da177e4SLinus Torvalds * additional changes changes will have to be made to support 20411da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 20421da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 20431da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 20441da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 20451da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 20461da177e4SLinus Torvalds */ 20471da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 20481da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 20491da177e4SLinus Torvalds dev->nondasd_support = 1; 20501da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 20511da177e4SLinus Torvalds } 20521da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 20531da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 20541da177e4SLinus Torvalds dev->name, dev->id); 20551da177e4SLinus Torvalds 205695e852e1SSalyzyn, Mark if (nondasd != -1) 20571da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 20582f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 20591da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 20601da177e4SLinus Torvalds 2061e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2062d8e96507SLeubner, Achim dev->needs_dac = 1; 20631da177e4SLinus Torvalds dev->dac_support = 0; 2064d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2065d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 20662f7ecc55SSalyzyn, Mark if (!dev->in_reset) 20672f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 20682f7ecc55SSalyzyn, Mark dev->name, dev->id); 20691da177e4SLinus Torvalds dev->dac_support = 1; 20701da177e4SLinus Torvalds } 20711da177e4SLinus Torvalds 20721da177e4SLinus Torvalds if(dacmode != -1) { 20731da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 20741da177e4SLinus Torvalds } 2075d8e96507SLeubner, Achim 2076d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2077d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2078d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2079d8e96507SLeubner, Achim dev->nondasd_support = 0; 2080d8e96507SLeubner, Achim dev->jbod = 0; 2081d8e96507SLeubner, Achim expose_physicals = 0; 2082d8e96507SLeubner, Achim } 2083d8e96507SLeubner, Achim 20848105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 20858105d39dSRaghava Aditya Renukunta if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 20862f7ecc55SSalyzyn, Mark if (!dev->in_reset) 20878105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 20888105d39dSRaghava Aditya Renukunta } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 20898105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 20901da177e4SLinus Torvalds dev->dac_support = 0; 20911da177e4SLinus Torvalds } else { 20928105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 20931da177e4SLinus Torvalds rcode = -ENOMEM; 20941da177e4SLinus Torvalds } 20951da177e4SLinus Torvalds } 20967c00ffa3SMark Haverkamp /* 2097e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2098e8f32de5SMark Haverkamp * interface. 20997c00ffa3SMark Haverkamp */ 2100e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 210194cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 210294cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 210394cf6ba1SSalyzyn, Mark : aac_scsi_64) 2104e8f32de5SMark Haverkamp : aac_scsi_32; 2105e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2106e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2107e8f32de5SMark Haverkamp ? aac_bounds_64 2108e8f32de5SMark Haverkamp : aac_bounds_32; 2109e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2110e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2111e8f32de5SMark Haverkamp } else { 2112e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 21137c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 21147c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 211563a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 211663a70eeaSMark Haverkamp sizeof(struct sgentry); 21177c00ffa3SMark Haverkamp if (dev->dac_support) { 2118e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2119e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 21207c00ffa3SMark Haverkamp /* 21217c00ffa3SMark Haverkamp * 38 scatter gather elements 21227c00ffa3SMark Haverkamp */ 21237c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 21247c00ffa3SMark Haverkamp (dev->max_fib_size - 21257c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 21267c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 212763a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 212863a70eeaSMark Haverkamp sizeof(struct sgentry64); 2129e8f32de5SMark Haverkamp } else { 2130e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2131e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 21327c00ffa3SMark Haverkamp } 21337c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 21347c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 21357c00ffa3SMark Haverkamp /* 21367c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 21377c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 21387c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 21397c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 21407c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 21417c00ffa3SMark Haverkamp * element. 21427c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 21437c00ffa3SMark Haverkamp */ 21447c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 21457c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 21467c00ffa3SMark Haverkamp } 21470e68c003SMark Haverkamp } 2148ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2149ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2150ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2151ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2152ab5d129fSRaghava Aditya Renukunta 2153cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2154cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2155bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2156bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2157cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 21581da177e4SLinus Torvalds 21591da177e4SLinus Torvalds return rcode; 21601da177e4SLinus Torvalds } 21611da177e4SLinus Torvalds 21621da177e4SLinus Torvalds 2163e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 21641da177e4SLinus Torvalds { 21651da177e4SLinus Torvalds struct aac_dev *dev; 21661da177e4SLinus Torvalds struct aac_read_reply *readreply; 21671da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 21681da177e4SLinus Torvalds u32 cid; 21691da177e4SLinus Torvalds 21701da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 21711da177e4SLinus Torvalds 217203d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 217303d44337SMark Haverkamp return; 217403d44337SMark Haverkamp 21751a655040SSalyzyn, Mark dev = fibptr->dev; 2176e5718774SMark Haverkamp cid = scmd_id(scsicmd); 21771da177e4SLinus Torvalds 21787a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 21797a8cf29dSMark Haverkamp u64 lba; 21807a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 21817a8cf29dSMark Haverkamp case WRITE_6: 21827a8cf29dSMark Haverkamp case READ_6: 21837a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 21847a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 21857a8cf29dSMark Haverkamp break; 21867a8cf29dSMark Haverkamp case WRITE_16: 21877a8cf29dSMark Haverkamp case READ_16: 21887a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 21897a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 21907a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 21917a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 21927a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 21937a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 21947a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 21957a8cf29dSMark Haverkamp break; 21967a8cf29dSMark Haverkamp case WRITE_12: 21977a8cf29dSMark Haverkamp case READ_12: 21987a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 21997a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 22007a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 22017a8cf29dSMark Haverkamp break; 22027a8cf29dSMark Haverkamp default: 22037a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 22047a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 22057a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 22067a8cf29dSMark Haverkamp break; 22077a8cf29dSMark Haverkamp } 22087a8cf29dSMark Haverkamp printk(KERN_DEBUG 22097a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 22107a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 22117a8cf29dSMark Haverkamp } 22121da177e4SLinus Torvalds 2213125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 22141da177e4SLinus Torvalds 2215727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2216727eead6SFUJITA Tomonori 22171da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2218655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2219655d722cSMark Salyzyn case ST_OK: 2220655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2221655d722cSMark Salyzyn SAM_STAT_GOOD; 2222655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2223655d722cSMark Salyzyn break; 2224655d722cSMark Salyzyn case ST_NOT_READY: 2225655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2226655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2227655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2228655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2229655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2230655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2231655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2232655d722cSMark Salyzyn break; 2233f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2234f956a669SRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2235f956a669SRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 2236f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2237f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2238f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2239f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2240f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2241f956a669SRaghava Aditya Renukunta break; 2242655d722cSMark Salyzyn default: 22437c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2244e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 22451da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 22467c00ffa3SMark Haverkamp #endif 2247655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2248655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 22498e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 22508e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 22518e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 22521da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 22533ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 22543ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2255655d722cSMark Salyzyn break; 22561da177e4SLinus Torvalds } 2257bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 22581da177e4SLinus Torvalds 22598e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 22601da177e4SLinus Torvalds } 22611da177e4SLinus Torvalds 22629e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 22631da177e4SLinus Torvalds { 22647a8cf29dSMark Haverkamp u64 lba; 22651da177e4SLinus Torvalds u32 count; 22661da177e4SLinus Torvalds int status; 22671da177e4SLinus Torvalds struct aac_dev *dev; 22681da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2269da3cc679SRajashekhara, Mahesh int cid; 22701da177e4SLinus Torvalds 22711da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 22721da177e4SLinus Torvalds /* 22731da177e4SLinus Torvalds * Get block address and transfer length 22741da177e4SLinus Torvalds */ 22757a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 22767a8cf29dSMark Haverkamp case READ_6: 22779e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 22781da177e4SLinus Torvalds 22797a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 22807a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 22811da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 22821da177e4SLinus Torvalds 22831da177e4SLinus Torvalds if (count == 0) 22841da177e4SLinus Torvalds count = 256; 22857a8cf29dSMark Haverkamp break; 22867a8cf29dSMark Haverkamp case READ_16: 22879e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 22887a8cf29dSMark Haverkamp 22897a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 22907a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 22917a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 22927a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 22937a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 22947a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 22957a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 22967a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 22977a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 22987a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 22997a8cf29dSMark Haverkamp break; 23007a8cf29dSMark Haverkamp case READ_12: 23019e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 23027a8cf29dSMark Haverkamp 23037a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23047a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23057a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23067a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 23077a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23087a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23097a8cf29dSMark Haverkamp break; 23107a8cf29dSMark Haverkamp default: 23119e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 23121da177e4SLinus Torvalds 23137a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23147a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23157a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23161da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 23177a8cf29dSMark Haverkamp break; 23181da177e4SLinus Torvalds } 2319da3cc679SRajashekhara, Mahesh 2320da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2321da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2322da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2323da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2324da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2325da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2326da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2327da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2328da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2329da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2330da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2331da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2332da3cc679SRajashekhara, Mahesh return 1; 2333da3cc679SRajashekhara, Mahesh } 2334da3cc679SRajashekhara, Mahesh 23357a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 23367c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2337e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 23387a8cf29dSMark Haverkamp return 0; 23391da177e4SLinus Torvalds /* 23401da177e4SLinus Torvalds * Alocate and initialize a Fib 23411da177e4SLinus Torvalds */ 23426bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 23431ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2344e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 23451da177e4SLinus Torvalds 23461da177e4SLinus Torvalds /* 23471da177e4SLinus Torvalds * Check that the command queued to the controller 23481da177e4SLinus Torvalds */ 23491ae948faSBrian King if (status == -EINPROGRESS) 23501da177e4SLinus Torvalds return 0; 23511da177e4SLinus Torvalds 2352bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 23531da177e4SLinus Torvalds /* 23541da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 23551da177e4SLinus Torvalds */ 23561da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 23578e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2358bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2359bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 23601da177e4SLinus Torvalds return 0; 23611da177e4SLinus Torvalds } 23621da177e4SLinus Torvalds 23639e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 23641da177e4SLinus Torvalds { 23657a8cf29dSMark Haverkamp u64 lba; 23661da177e4SLinus Torvalds u32 count; 23679d399cc7SSalyzyn, Mark int fua; 23681da177e4SLinus Torvalds int status; 23691da177e4SLinus Torvalds struct aac_dev *dev; 23701da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2371da3cc679SRajashekhara, Mahesh int cid; 23721da177e4SLinus Torvalds 23731da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 23741da177e4SLinus Torvalds /* 23751da177e4SLinus Torvalds * Get block address and transfer length 23761da177e4SLinus Torvalds */ 23771da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 23781da177e4SLinus Torvalds { 23791da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23801da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 23811da177e4SLinus Torvalds if (count == 0) 23821da177e4SLinus Torvalds count = 256; 23839d399cc7SSalyzyn, Mark fua = 0; 23847a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 23859e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 23867a8cf29dSMark Haverkamp 23877a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23887a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23897a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23907a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23917a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23927a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23937a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23947a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 23957a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 23969d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 23977a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 23989e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 23997a8cf29dSMark Haverkamp 24007a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 24017a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24027a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 24037a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24049d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 24051da177e4SLinus Torvalds } else { 24069e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 24077a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24081da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24099d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 24101da177e4SLinus Torvalds } 2411da3cc679SRajashekhara, Mahesh 2412da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2413da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2414da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2415da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2416da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2417da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2418da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2419da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2420da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2421da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2422da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2423da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2424da3cc679SRajashekhara, Mahesh return 1; 2425da3cc679SRajashekhara, Mahesh } 2426da3cc679SRajashekhara, Mahesh 24277a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 24281da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2429e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24307a8cf29dSMark Haverkamp return 0; 24311da177e4SLinus Torvalds /* 24321da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 24331da177e4SLinus Torvalds */ 24346bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 24351ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 24369d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 24371da177e4SLinus Torvalds 24381da177e4SLinus Torvalds /* 24391da177e4SLinus Torvalds * Check that the command queued to the controller 24401da177e4SLinus Torvalds */ 24411ae948faSBrian King if (status == -EINPROGRESS) 24421da177e4SLinus Torvalds return 0; 24431da177e4SLinus Torvalds 2444bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 24451da177e4SLinus Torvalds /* 24461da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 24471da177e4SLinus Torvalds */ 24481da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 24498e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 24501da177e4SLinus Torvalds 2451bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2452bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 24531da177e4SLinus Torvalds return 0; 24541da177e4SLinus Torvalds } 24551da177e4SLinus Torvalds 24561da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 24571da177e4SLinus Torvalds { 24581da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 24591da177e4SLinus Torvalds struct scsi_cmnd *cmd; 24601da177e4SLinus Torvalds 24611da177e4SLinus Torvalds cmd = context; 24621da177e4SLinus Torvalds 246303d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 246403d44337SMark Haverkamp return; 246503d44337SMark Haverkamp 24661da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 24671da177e4SLinus Torvalds smp_processor_id(), jiffies)); 24681da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 24691da177e4SLinus Torvalds 24701da177e4SLinus Torvalds 24711da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 24721da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 24731da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 24741da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 24751da177e4SLinus Torvalds else { 24761da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 24771a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2478e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 24791da177e4SLinus Torvalds printk(KERN_WARNING 24801da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 24811da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 24821da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 24831da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 24848e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 24858e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 24868e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 24871da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2488b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2489b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 24901da177e4SLinus Torvalds } 24911da177e4SLinus Torvalds 2492bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2493bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 24948e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 24951da177e4SLinus Torvalds } 24961da177e4SLinus Torvalds 24979e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 24981da177e4SLinus Torvalds { 24991da177e4SLinus Torvalds int status; 25001da177e4SLinus Torvalds struct fib *cmd_fibcontext; 25011da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 25021da177e4SLinus Torvalds struct scsi_cmnd *cmd; 25031da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 25041da177e4SLinus Torvalds int active = 0; 250590ee3466SMark Haverkamp struct aac_dev *aac; 2506b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 2507b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 2508b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25091da177e4SLinus Torvalds unsigned long flags; 25101da177e4SLinus Torvalds 25111da177e4SLinus Torvalds /* 251277d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 251377d644d4SMark Haverkamp * specific target (block). 25141da177e4SLinus Torvalds */ 25151da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 25161da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 2517b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 2518b90f90d2SSalyzyn, Mark u64 cmnd_lba; 2519b90f90d2SSalyzyn, Mark u32 cmnd_count; 2520b90f90d2SSalyzyn, Mark 2521b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 2522b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 2523b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 2524b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 2525b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 2526b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 2527b90f90d2SSalyzyn, Mark cmnd_count = 256; 2528b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 2529b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 2530b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 2531b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 2532b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 2533b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 2534b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2535b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2536b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2537b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 2538b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 2539b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 2540b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 2541b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 2542b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2543b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2544b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2545b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2546b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 2547b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2548b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2549b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2550b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 2551b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2552b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2553b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2554b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2555b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 2556b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 2557b90f90d2SSalyzyn, Mark } else 2558b90f90d2SSalyzyn, Mark continue; 2559b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 2560b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 2561b90f90d2SSalyzyn, Mark continue; 25621da177e4SLinus Torvalds ++active; 25631da177e4SLinus Torvalds break; 25641da177e4SLinus Torvalds } 25651da177e4SLinus Torvalds 25661da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 25671da177e4SLinus Torvalds 25681da177e4SLinus Torvalds /* 25691da177e4SLinus Torvalds * Yield the processor (requeue for later) 25701da177e4SLinus Torvalds */ 25711da177e4SLinus Torvalds if (active) 25721da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 25731da177e4SLinus Torvalds 2574f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 25758c867b25SMark Haverkamp if (aac->in_reset) 25768c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 25778c867b25SMark Haverkamp 25781da177e4SLinus Torvalds /* 25797c00ffa3SMark Haverkamp * Allocate and initialize a Fib 25801da177e4SLinus Torvalds */ 258190ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 25821da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 25831da177e4SLinus Torvalds 2584bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 25851da177e4SLinus Torvalds 25861da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 25871da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 25881da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 25899e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 25901da177e4SLinus Torvalds synchronizecmd->count = 25911da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 25921ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25931da177e4SLinus Torvalds 25941da177e4SLinus Torvalds /* 25951da177e4SLinus Torvalds * Now send the Fib to the adapter 25961da177e4SLinus Torvalds */ 2597bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 25981da177e4SLinus Torvalds cmd_fibcontext, 25991da177e4SLinus Torvalds sizeof(struct aac_synchronize), 26001da177e4SLinus Torvalds FsaNormal, 26011da177e4SLinus Torvalds 0, 1, 26021da177e4SLinus Torvalds (fib_callback)synchronize_callback, 26031da177e4SLinus Torvalds (void *)scsicmd); 26041da177e4SLinus Torvalds 26051da177e4SLinus Torvalds /* 26061da177e4SLinus Torvalds * Check that the command queued to the controller 26071da177e4SLinus Torvalds */ 26081ae948faSBrian King if (status == -EINPROGRESS) 26091da177e4SLinus Torvalds return 0; 26101da177e4SLinus Torvalds 26111da177e4SLinus Torvalds printk(KERN_WARNING 2612bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2613bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2614bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26151da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 26161da177e4SLinus Torvalds } 26171da177e4SLinus Torvalds 2618655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2619655d722cSMark Salyzyn { 2620655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2621655d722cSMark Salyzyn 2622655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2623655d722cSMark Salyzyn return; 2624655d722cSMark Salyzyn 2625655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2626655d722cSMark Salyzyn 2627655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2628655d722cSMark Salyzyn 2629655d722cSMark Salyzyn aac_fib_complete(fibptr); 2630655d722cSMark Salyzyn aac_fib_free(fibptr); 2631655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2632655d722cSMark Salyzyn } 2633655d722cSMark Salyzyn 2634655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2635655d722cSMark Salyzyn { 2636655d722cSMark Salyzyn int status; 2637655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2638655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2639655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2640655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2641655d722cSMark Salyzyn 26421c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2643655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2644655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2645655d722cSMark Salyzyn SAM_STAT_GOOD; 2646655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2647655d722cSMark Salyzyn return 0; 2648655d722cSMark Salyzyn } 2649655d722cSMark Salyzyn 2650655d722cSMark Salyzyn if (aac->in_reset) 2651655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2652655d722cSMark Salyzyn 2653655d722cSMark Salyzyn /* 2654655d722cSMark Salyzyn * Allocate and initialize a Fib 2655655d722cSMark Salyzyn */ 26566bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2657655d722cSMark Salyzyn 2658655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2659655d722cSMark Salyzyn 2660655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2661655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2662655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2663655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2664655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2665655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2666655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2667655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2668655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 26691ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2670655d722cSMark Salyzyn 2671655d722cSMark Salyzyn /* 2672655d722cSMark Salyzyn * Now send the Fib to the adapter 2673655d722cSMark Salyzyn */ 2674655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2675655d722cSMark Salyzyn cmd_fibcontext, 2676655d722cSMark Salyzyn sizeof(struct aac_power_management), 2677655d722cSMark Salyzyn FsaNormal, 2678655d722cSMark Salyzyn 0, 1, 2679655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2680655d722cSMark Salyzyn (void *)scsicmd); 2681655d722cSMark Salyzyn 2682655d722cSMark Salyzyn /* 2683655d722cSMark Salyzyn * Check that the command queued to the controller 2684655d722cSMark Salyzyn */ 26851ae948faSBrian King if (status == -EINPROGRESS) 2686655d722cSMark Salyzyn return 0; 2687655d722cSMark Salyzyn 2688655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2689655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2690655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2691655d722cSMark Salyzyn } 2692655d722cSMark Salyzyn 26931da177e4SLinus Torvalds /** 26941da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 26951da177e4SLinus Torvalds * @scsicmd: SCSI command block 26961da177e4SLinus Torvalds * 26971da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 26981da177e4SLinus Torvalds * aacraid firmware. 26991da177e4SLinus Torvalds */ 27001da177e4SLinus Torvalds 27011da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 27021da177e4SLinus Torvalds { 2703ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 27041da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 27051da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 27061da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 27071da177e4SLinus Torvalds 270890ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 270990ee3466SMark Haverkamp return -1; 27101da177e4SLinus Torvalds /* 27111da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 27121da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 27131da177e4SLinus Torvalds * itself. 27141da177e4SLinus Torvalds */ 27151a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 27161a655040SSalyzyn, Mark if (cid != host->this_id) { 27171a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 27181a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2719e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 27201da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2721c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27221da177e4SLinus Torvalds } 27231da177e4SLinus Torvalds 27241da177e4SLinus Torvalds /* 27251da177e4SLinus Torvalds * If the target container doesn't exist, it may have 27261da177e4SLinus Torvalds * been newly created 27271da177e4SLinus Torvalds */ 2728655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2729655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2730655d722cSMark Salyzyn NOT_READY)) { 27311da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2732eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 27337a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 27347a8cf29dSMark Haverkamp !(dev->raw_io_64) || 27357a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 27367a8cf29dSMark Haverkamp break; 27371da177e4SLinus Torvalds case INQUIRY: 27381da177e4SLinus Torvalds case READ_CAPACITY: 27391da177e4SLinus Torvalds case TEST_UNIT_READY: 27408c867b25SMark Haverkamp if (dev->in_reset) 27418c867b25SMark Haverkamp return -1; 2742fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2743fe76df42SMark Haverkamp aac_probe_container_callback2); 27441da177e4SLinus Torvalds default: 27451da177e4SLinus Torvalds break; 27461da177e4SLinus Torvalds } 27471da177e4SLinus Torvalds } 27481da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2749ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2750ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2751ab5d129fSRaghava Aditya Renukunta (dev->hba_map[bus][cid].expose 2752ab5d129fSRaghava Aditya Renukunta == AAC_HIDE_DISK)){ 2753ab5d129fSRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY) { 2754ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 2755ab5d129fSRaghava Aditya Renukunta goto scsi_done_ret; 2756ab5d129fSRaghava Aditya Renukunta } 2757ab5d129fSRaghava Aditya Renukunta } 2758ab5d129fSRaghava Aditya Renukunta 2759ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2760ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2761ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2762ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2763ab5d129fSRaghava Aditya Renukunta return -1; 2764ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2765ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2766cb1042f2SSalyzyn, Mark dev->jbod) { 27678c867b25SMark Haverkamp if (dev->in_reset) 27688c867b25SMark Haverkamp return -1; 27691da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 27701da177e4SLinus Torvalds } else { 27711da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2772c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27731da177e4SLinus Torvalds } 27741da177e4SLinus Torvalds } 27751da177e4SLinus Torvalds } 27761da177e4SLinus Torvalds /* 27771da177e4SLinus Torvalds * else Command for the controller itself 27781da177e4SLinus Torvalds */ 27791da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 27801da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 27811da177e4SLinus Torvalds { 27821da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 27831da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 27848e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 27858e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 27868e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 27871da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 27883ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 27893ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2790c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27911da177e4SLinus Torvalds } 27921da177e4SLinus Torvalds 27931da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2794c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2795c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2796c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2797c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2798c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2799c4e2fbcaSRaghava Aditya Renukunta return -1; 2800c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2801c4e2fbcaSRaghava Aditya Renukunta 2802c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2803c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2804c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2805c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2806c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2807c4e2fbcaSRaghava Aditya Renukunta return -1; 2808c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2809c4e2fbcaSRaghava Aditya Renukunta 2810c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2811c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 2812c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2813c4e2fbcaSRaghava Aditya Renukunta break; 2814c4e2fbcaSRaghava Aditya Renukunta } 2815c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2816c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2817c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 28181da177e4SLinus Torvalds case INQUIRY: 28191da177e4SLinus Torvalds { 28203b2946ccSMark Haverkamp struct inquiry_data inq_data; 28211da177e4SLinus Torvalds 28221a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 28233b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 28241da177e4SLinus Torvalds 2825d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 282688e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 282788e2f98eSSalyzyn, Mark 282888e2f98eSSalyzyn, Mark /* EVPD bit set */ 282988e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 283088e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 283188e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 283288e2f98eSSalyzyn, Mark /* supported vital product data pages */ 28335d910649SMahesh Rajashekhara arr[3] = 3; 283488e2f98eSSalyzyn, Mark arr[4] = 0x0; 283588e2f98eSSalyzyn, Mark arr[5] = 0x80; 28365d910649SMahesh Rajashekhara arr[6] = 0x83; 283788e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2838d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 283988e2f98eSSalyzyn, Mark sizeof(inq_data)); 2840c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 284188e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 284288e2f98eSSalyzyn, Mark /* unit serial number page */ 284388e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 284488e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 284588e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2846d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 284788e2f98eSSalyzyn, Mark sizeof(inq_data)); 2848d8e96507SLeubner, Achim if (aac_wwn != 2) 2849d8e96507SLeubner, Achim return aac_get_container_serial( 2850d8e96507SLeubner, Achim scsicmd); 2851c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 28525d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 28535d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 28545d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 28555d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 28565d910649SMahesh Rajashekhara scmd_id(scsicmd)); 28575d910649SMahesh Rajashekhara if (aac_wwn != 2) 28585d910649SMahesh Rajashekhara return aac_get_container_serial( 28595d910649SMahesh Rajashekhara scsicmd); 2860c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 286188e2f98eSSalyzyn, Mark } else { 286288e2f98eSSalyzyn, Mark /* vpd page not implemented */ 286388e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 286488e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 286588e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 28668e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28678e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 28688e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 286988e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 287088e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 28713ace426fSSalyzyn, Mark min_t(size_t, 28723ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 28733ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 287488e2f98eSSalyzyn, Mark } 2875c4e2fbcaSRaghava Aditya Renukunta break; 287688e2f98eSSalyzyn, Mark } 28773b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 28783b2946ccSMark 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 */ 28793b2946ccSMark Haverkamp inq_data.inqd_len = 31; 28801da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 28813b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 28821da177e4SLinus Torvalds /* 28831da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 28841da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 28851da177e4SLinus Torvalds */ 28861a655040SSalyzyn, Mark if (cid == host->this_id) { 28876391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 28883b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2889d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2890d4345028SFUJITA Tomonori sizeof(inq_data)); 2891c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2892c4e2fbcaSRaghava Aditya Renukunta break; 28931da177e4SLinus Torvalds } 28948c867b25SMark Haverkamp if (dev->in_reset) 28958c867b25SMark Haverkamp return -1; 2896794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 28973b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2898d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 28999e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 29001da177e4SLinus Torvalds } 2901eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 29027a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 29037a8cf29dSMark Haverkamp !(dev->raw_io_64) || 29047a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 29057a8cf29dSMark Haverkamp break; 29067a8cf29dSMark Haverkamp { 29077a8cf29dSMark Haverkamp u64 capacity; 290807ce5ebaSMark Haverkamp char cp[13]; 2909b271f1c8SFUJITA Tomonori unsigned int alloc_len; 29107a8cf29dSMark Haverkamp 29117a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 29127a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 29137a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 29147a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 29157a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 29167a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 29177a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 29187a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 29197a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 29207a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 2921b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2922b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2923b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2924b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 292507ce5ebaSMark Haverkamp cp[12] = 0; 292607ce5ebaSMark Haverkamp 2927b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2928b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2929b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2930b271f1c8SFUJITA Tomonori 2931b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2932d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2933b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2934b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 2935b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 29367a8cf29dSMark Haverkamp 29377a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 29387a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 29397a8cf29dSMark Haverkamp 2940c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2941c4e2fbcaSRaghava Aditya Renukunta break; 29427a8cf29dSMark Haverkamp } 29437a8cf29dSMark Haverkamp 29441da177e4SLinus Torvalds case READ_CAPACITY: 29451da177e4SLinus Torvalds { 29461da177e4SLinus Torvalds u32 capacity; 29473b2946ccSMark Haverkamp char cp[8]; 29481da177e4SLinus Torvalds 29491da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 29507a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 29511da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 29521da177e4SLinus Torvalds else 29531da177e4SLinus Torvalds capacity = (u32)-1; 29543b2946ccSMark Haverkamp 29551da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 29561da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 29571da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 29581da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 2959b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2960b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2961b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2962b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 2963d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 29647a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 29657a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 2966c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2967c4e2fbcaSRaghava Aditya Renukunta break; 29681da177e4SLinus Torvalds } 29691da177e4SLinus Torvalds 29701da177e4SLinus Torvalds case MODE_SENSE: 29711da177e4SLinus Torvalds { 29729d399cc7SSalyzyn, Mark int mode_buf_length = 4; 2973b836439fSMahesh Rajashekhara u32 capacity; 2974b836439fSMahesh Rajashekhara aac_modep_data mpd; 2975b836439fSMahesh Rajashekhara 2976b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 2977b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 2978b836439fSMahesh Rajashekhara else 2979b836439fSMahesh Rajashekhara capacity = (u32)-1; 29801da177e4SLinus Torvalds 29811da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 2982b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 2983b836439fSMahesh Rajashekhara 2984b836439fSMahesh Rajashekhara /* Mode data length */ 2985b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 2986b836439fSMahesh Rajashekhara /* Medium type - default */ 2987b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 2988b836439fSMahesh Rajashekhara /* Device-specific param, 29899d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 29909d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 2991b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 2992b836439fSMahesh Rajashekhara 299395e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 2994b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 2995b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 2996b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 2997b836439fSMahesh Rajashekhara else { 2998b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 2999b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 3000b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 3001b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3002b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3003b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3004b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3005b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 30065d910649SMahesh Rajashekhara 30075d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 30085d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 30095d910649SMahesh Rajashekhara /* page length */ 30105d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 30115d910649SMahesh Rajashekhara /* Mode data length */ 30125d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 30135d910649SMahesh Rajashekhara } else { 30145d910649SMahesh Rajashekhara /* Mode data length */ 30155d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 30165d910649SMahesh Rajashekhara } 30175d910649SMahesh Rajashekhara 3018b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3019b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3020b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3021b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3022b836439fSMahesh Rajashekhara } else { 3023b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3024b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3025b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3026b836439fSMahesh Rajashekhara } 3027b836439fSMahesh Rajashekhara } 30289d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 30299d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3030b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3031b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3032b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3033b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 303495e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3035b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 30365d910649SMahesh Rajashekhara } 30375d910649SMahesh Rajashekhara 30389d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 30399d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 30405d910649SMahesh Rajashekhara else 30415d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3042b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3043b836439fSMahesh Rajashekhara (char *)&mpd, 3044b836439fSMahesh Rajashekhara mode_buf_length); 3045c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3046c4e2fbcaSRaghava Aditya Renukunta break; 30471da177e4SLinus Torvalds } 30481da177e4SLinus Torvalds case MODE_SENSE_10: 30491da177e4SLinus Torvalds { 3050b836439fSMahesh Rajashekhara u32 capacity; 30519d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3052b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3053b836439fSMahesh Rajashekhara 3054b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3055b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3056b836439fSMahesh Rajashekhara else 3057b836439fSMahesh Rajashekhara capacity = (u32)-1; 30581da177e4SLinus Torvalds 30591da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3060b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3061b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3062b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3063b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3064b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3065b836439fSMahesh Rajashekhara /* Medium type - default */ 3066b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3067b836439fSMahesh Rajashekhara /* Device-specific param, 30689d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 30699d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3070b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3071b836439fSMahesh Rajashekhara 307295e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3073b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3074b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3075b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3076b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3077b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3078b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3079b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3080b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3081b836439fSMahesh Rajashekhara } else { 3082b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3083b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3084b836439fSMahesh Rajashekhara 3085b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3086b836439fSMahesh Rajashekhara 3087b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3088b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3089b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3090b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3091b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3092b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3093b836439fSMahesh Rajashekhara 3094b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3095b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3096b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3097b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3098b836439fSMahesh Rajashekhara } else { 3099b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3100b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3101b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3102b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3103b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3104b836439fSMahesh Rajashekhara capacity & 0xff; 3105b836439fSMahesh Rajashekhara } 3106b836439fSMahesh Rajashekhara } 31079d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31089d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3109b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3110b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3111b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3112b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 311395e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3114b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 31159d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 31169d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 31179d399cc7SSalyzyn, Mark } 3118b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3119b836439fSMahesh Rajashekhara (char *)&mpd10, 3120b836439fSMahesh Rajashekhara mode_buf_length); 31211da177e4SLinus Torvalds 3122c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3123c4e2fbcaSRaghava Aditya Renukunta break; 31241da177e4SLinus Torvalds } 31251da177e4SLinus Torvalds case REQUEST_SENSE: 31261da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3127c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3128c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3129c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3130c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3131c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3132c4e2fbcaSRaghava Aditya Renukunta break; 31331da177e4SLinus Torvalds 31341da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 31351da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 31361da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 31371da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 31381da177e4SLinus Torvalds else 31391da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 31401da177e4SLinus Torvalds 3141c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3142c4e2fbcaSRaghava Aditya Renukunta break; 31431da177e4SLinus Torvalds /* 31441da177e4SLinus Torvalds * These commands are all No-Ops 31451da177e4SLinus Torvalds */ 31461da177e4SLinus Torvalds case TEST_UNIT_READY: 3147655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3148655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3149655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 3150655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3151655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3152655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3153655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3154655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3155655d722cSMark Salyzyn min_t(size_t, 3156655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3157655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3158c4e2fbcaSRaghava Aditya Renukunta break; 3159655d722cSMark Salyzyn } 31601da177e4SLinus Torvalds case RESERVE: 31611da177e4SLinus Torvalds case RELEASE: 31621da177e4SLinus Torvalds case REZERO_UNIT: 31631da177e4SLinus Torvalds case REASSIGN_BLOCKS: 31641da177e4SLinus Torvalds case SEEK_10: 3165c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3166c4e2fbcaSRaghava Aditya Renukunta break; 3167655d722cSMark Salyzyn 3168655d722cSMark Salyzyn case START_STOP: 3169655d722cSMark Salyzyn return aac_start_stop(scsicmd); 31701da177e4SLinus Torvalds 317195e852e1SSalyzyn, Mark /* FALLTHRU */ 31721da177e4SLinus Torvalds default: 31731da177e4SLinus Torvalds /* 31741da177e4SLinus Torvalds * Unhandled commands 31751da177e4SLinus Torvalds */ 3176c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3177c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3178c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3179c4e2fbcaSRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 31808e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 31811da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 31828e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 31831da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 31843ace426fSSalyzyn, Mark min_t(size_t, 31853ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 31863ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3187c4e2fbcaSRaghava Aditya Renukunta } 3188c4e2fbcaSRaghava Aditya Renukunta 3189c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3190c4e2fbcaSRaghava Aditya Renukunta 31911da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 31921da177e4SLinus Torvalds return 0; 31931da177e4SLinus Torvalds } 31941da177e4SLinus Torvalds 31951da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 31961da177e4SLinus Torvalds { 31971da177e4SLinus Torvalds struct aac_query_disk qd; 31981da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 31991da177e4SLinus Torvalds 32001da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 320190ee3466SMark Haverkamp if (!fsa_dev_ptr) 320265101355SMark Haverkamp return -EBUSY; 32031da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 32041da177e4SLinus Torvalds return -EFAULT; 3205e6fd916aSDan Carpenter if (qd.cnum == -1) { 3206e6fd916aSDan Carpenter if (qd.id < 0 || qd.id >= dev->maximum_num_containers) 3207e6fd916aSDan Carpenter return -EINVAL; 3208e5718774SMark Haverkamp qd.cnum = qd.id; 3209e6fd916aSDan Carpenter } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { 32101da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 32111da177e4SLinus Torvalds return -EINVAL; 32121da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 32131da177e4SLinus Torvalds qd.bus = 0; 32141da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 32151da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 32161da177e4SLinus Torvalds } 32171da177e4SLinus Torvalds else return -EINVAL; 32181da177e4SLinus Torvalds 3219fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 32201da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 32211da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 32221da177e4SLinus Torvalds 32231da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 32241da177e4SLinus Torvalds qd.unmapped = 1; 32251da177e4SLinus Torvalds else 32261da177e4SLinus Torvalds qd.unmapped = 0; 32271da177e4SLinus Torvalds 32281da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 32291da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 32301da177e4SLinus Torvalds 32311da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 32321da177e4SLinus Torvalds return -EFAULT; 32331da177e4SLinus Torvalds return 0; 32341da177e4SLinus Torvalds } 32351da177e4SLinus Torvalds 32361da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 32371da177e4SLinus Torvalds { 32381da177e4SLinus Torvalds struct aac_delete_disk dd; 32391da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32401da177e4SLinus Torvalds 32411da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 324265101355SMark Haverkamp if (!fsa_dev_ptr) 324365101355SMark Haverkamp return -EBUSY; 32441da177e4SLinus Torvalds 32451da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 32461da177e4SLinus Torvalds return -EFAULT; 32471da177e4SLinus Torvalds 32481da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 32491da177e4SLinus Torvalds return -EINVAL; 32501da177e4SLinus Torvalds /* 32511da177e4SLinus Torvalds * Mark this container as being deleted. 32521da177e4SLinus Torvalds */ 32531da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 32541da177e4SLinus Torvalds /* 32551da177e4SLinus Torvalds * Mark the container as no longer valid 32561da177e4SLinus Torvalds */ 32571da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 32581da177e4SLinus Torvalds return 0; 32591da177e4SLinus Torvalds } 32601da177e4SLinus Torvalds 32611da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 32621da177e4SLinus Torvalds { 32631da177e4SLinus Torvalds struct aac_delete_disk dd; 32641da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32651da177e4SLinus Torvalds 32661da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 326790ee3466SMark Haverkamp if (!fsa_dev_ptr) 326865101355SMark Haverkamp return -EBUSY; 32691da177e4SLinus Torvalds 32701da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 32711da177e4SLinus Torvalds return -EFAULT; 32721da177e4SLinus Torvalds 32731da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 32741da177e4SLinus Torvalds return -EINVAL; 32751da177e4SLinus Torvalds /* 32761da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 32771da177e4SLinus Torvalds */ 32781da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 32791da177e4SLinus Torvalds return -EBUSY; 32801da177e4SLinus Torvalds else { 32811da177e4SLinus Torvalds /* 32821da177e4SLinus Torvalds * Mark the container as no longer being valid. 32831da177e4SLinus Torvalds */ 32841da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 32851da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 32861da177e4SLinus Torvalds return 0; 32871da177e4SLinus Torvalds } 32881da177e4SLinus Torvalds } 32891da177e4SLinus Torvalds 32901da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 32911da177e4SLinus Torvalds { 32921da177e4SLinus Torvalds switch (cmd) { 32931da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 32941da177e4SLinus Torvalds return query_disk(dev, arg); 32951da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 32961da177e4SLinus Torvalds return delete_disk(dev, arg); 32971da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 32981da177e4SLinus Torvalds return force_delete_disk(dev, arg); 32991da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 33001da177e4SLinus Torvalds return aac_get_containers(dev); 33011da177e4SLinus Torvalds default: 33021da177e4SLinus Torvalds return -ENOTTY; 33031da177e4SLinus Torvalds } 33041da177e4SLinus Torvalds } 33051da177e4SLinus Torvalds 33061da177e4SLinus Torvalds /** 33071da177e4SLinus Torvalds * 33081da177e4SLinus Torvalds * aac_srb_callback 33091da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 33101da177e4SLinus Torvalds * @fibptr: pointer to the fib 33111da177e4SLinus Torvalds * 33121da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 33131da177e4SLinus Torvalds * 33141da177e4SLinus Torvalds */ 33151da177e4SLinus Torvalds 33161da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 33171da177e4SLinus Torvalds { 33181da177e4SLinus Torvalds struct aac_dev *dev; 33191da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 33201da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 33211da177e4SLinus Torvalds 33221da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 332303d44337SMark Haverkamp 332403d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 332503d44337SMark Haverkamp return; 332603d44337SMark Haverkamp 3327125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 33284ec57fb4SRaghava Aditya Renukunta 33291a655040SSalyzyn, Mark dev = fibptr->dev; 33301a655040SSalyzyn, Mark 333155b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 33324ec57fb4SRaghava Aditya Renukunta 33331da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 333485d22bbfSMahesh Rajashekhara 333585d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 333685d22bbfSMahesh Rajashekhara /* fast response */ 333785d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 333885d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 333985d22bbfSMahesh Rajashekhara } else { 33401da177e4SLinus Torvalds /* 33411da177e4SLinus Torvalds * Calculate resid for sg 33421da177e4SLinus Torvalds */ 3343727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3344727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 33454ec57fb4SRaghava Aditya Renukunta } 33464ec57fb4SRaghava Aditya Renukunta 33474ec57fb4SRaghava Aditya Renukunta 33484ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 33494ec57fb4SRaghava Aditya Renukunta 33504ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 33514ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 33524ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 33534ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 33544ec57fb4SRaghava Aditya Renukunta 33551da177e4SLinus Torvalds /* 33561da177e4SLinus Torvalds * First check the fib status 33571da177e4SLinus Torvalds */ 33581da177e4SLinus Torvalds 33591da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 33601da177e4SLinus Torvalds int len; 336155b87608SMahesh Rajashekhara 33624ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 33634ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 33643ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 33653ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 336655b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 336755b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 336855b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 336955b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 337055b87608SMahesh Rajashekhara srbreply->sense_data, len); 33711da177e4SLinus Torvalds } 33721da177e4SLinus Torvalds 33731da177e4SLinus Torvalds /* 33741da177e4SLinus Torvalds * Next check the srb status 33751da177e4SLinus Torvalds */ 33761da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 33771da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 33781da177e4SLinus Torvalds case SRB_STATUS_PENDING: 33791da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 33801da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 33811da177e4SLinus Torvalds break; 33821da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 33831da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 33841da177e4SLinus Torvalds case READ_6: 33851da177e4SLinus Torvalds case WRITE_6: 33861da177e4SLinus Torvalds case READ_10: 33871da177e4SLinus Torvalds case WRITE_10: 33881da177e4SLinus Torvalds case READ_12: 33891da177e4SLinus Torvalds case WRITE_12: 33907a8cf29dSMark Haverkamp case READ_16: 33917a8cf29dSMark Haverkamp case WRITE_16: 339255b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 339355b87608SMahesh Rajashekhara < scsicmd->underflow) 33944ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 339555b87608SMahesh Rajashekhara else 33964ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 339755b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 339855b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 33991da177e4SLinus Torvalds break; 34004ec57fb4SRaghava Aditya Renukunta case INQUIRY: 340155b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 340255b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34031da177e4SLinus Torvalds break; 34041da177e4SLinus Torvalds default: 34051da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 34061da177e4SLinus Torvalds break; 34071da177e4SLinus Torvalds } 34081da177e4SLinus Torvalds break; 34091da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 34101da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 34111da177e4SLinus Torvalds break; 34121da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 341355b87608SMahesh Rajashekhara /* 341455b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 341555b87608SMahesh Rajashekhara * hba was trying to abort for some reason 341655b87608SMahesh Rajashekhara */ 34171da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 34181da177e4SLinus Torvalds break; 34191da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 342055b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 342155b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 34221da177e4SLinus Torvalds break; 34231da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 34241da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 34251da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 34261da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 34271da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 342855b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 342955b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34301da177e4SLinus Torvalds break; 34311da177e4SLinus Torvalds 34321da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 34331da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 343455b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 343555b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34361da177e4SLinus Torvalds break; 34371da177e4SLinus Torvalds 34381da177e4SLinus Torvalds case SRB_STATUS_BUSY: 343955b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 344055b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34411da177e4SLinus Torvalds break; 34421da177e4SLinus Torvalds 34431da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 344455b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 344555b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34461da177e4SLinus Torvalds break; 34471da177e4SLinus Torvalds 34481da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 344955b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 345055b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 34511da177e4SLinus Torvalds break; 34521da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 34531da177e4SLinus Torvalds case SRB_STATUS_ERROR: 34541da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 34551da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 34561da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 34571da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 34581da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 34591da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 34601da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 34611da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 34621da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 34631da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 34641da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 34651da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 34661da177e4SLinus Torvalds default: 34671da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 34684ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 34691da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 34701da177e4SLinus Torvalds aac_get_status_string( 34711da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 34721da177e4SLinus Torvalds scsicmd->cmnd[0], 34731da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 34741da177e4SLinus Torvalds #endif 34754ec57fb4SRaghava Aditya Renukunta /* 34764ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 34774ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 34784ec57fb4SRaghava Aditya Renukunta * 34794ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 34804ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 34814ec57fb4SRaghava Aditya Renukunta */ 34821fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 34831fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 34844ec57fb4SRaghava Aditya Renukunta 34851fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 34861fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 34871fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 34881da177e4SLinus Torvalds break; 34891fc8010aSRajashekhara, Mahesh } else { 34901fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 34911fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 34921fc8010aSRajashekhara, Mahesh break; 34931fc8010aSRajashekhara, Mahesh } 34941fc8010aSRajashekhara, Mahesh } else { 34951fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 34961fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 34971fc8010aSRajashekhara, Mahesh break; 34981fc8010aSRajashekhara, Mahesh } 34991da177e4SLinus Torvalds } 350055b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 350155b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 35021da177e4SLinus Torvalds int len; 350355b87608SMahesh Rajashekhara 35041da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 35053ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35063ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 35071da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35084ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 35097a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 35101da177e4SLinus Torvalds #endif 351155b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 351255b87608SMahesh Rajashekhara srbreply->sense_data, len); 351355b87608SMahesh Rajashekhara } 35144ec57fb4SRaghava Aditya Renukunta 35151da177e4SLinus Torvalds /* 35161da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 35171da177e4SLinus Torvalds */ 35181da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 35191da177e4SLinus Torvalds 3520bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 35218e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 35221da177e4SLinus Torvalds } 35231da177e4SLinus Torvalds 3524ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3525ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3526ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3527ab5d129fSRaghava Aditya Renukunta 3528ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3529ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3530ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3531ab5d129fSRaghava Aditya Renukunta 3532ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3533ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3534ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3535ab5d129fSRaghava Aditya Renukunta break; 3536ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3537ab5d129fSRaghava Aditya Renukunta { 3538ab5d129fSRaghava Aditya Renukunta int len; 3539ab5d129fSRaghava Aditya Renukunta 3540ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3541ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3542ab5d129fSRaghava Aditya Renukunta if (len) 3543ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3544ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3545ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3546ab5d129fSRaghava Aditya Renukunta break; 3547ab5d129fSRaghava Aditya Renukunta } 3548ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3549ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 3550ab5d129fSRaghava Aditya Renukunta break; 3551ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3552ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ABORT << 16 | ABORT << 8; 3553ab5d129fSRaghava Aditya Renukunta break; 3554ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3555ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3556ab5d129fSRaghava Aditya Renukunta default: 3557ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3558ab5d129fSRaghava Aditya Renukunta break; 3559ab5d129fSRaghava Aditya Renukunta } 3560ab5d129fSRaghava Aditya Renukunta } 3561ab5d129fSRaghava Aditya Renukunta 3562ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3563ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3564ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3565ab5d129fSRaghava Aditya Renukunta { 3566ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3567ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3568ab5d129fSRaghava Aditya Renukunta { 3569ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3570ab5d129fSRaghava Aditya Renukunta 3571ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3572ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3573ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3574ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3575ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3576ab5d129fSRaghava Aditya Renukunta } 3577ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3578ab5d129fSRaghava Aditya Renukunta break; 3579ab5d129fSRaghava Aditya Renukunta } 3580ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3581ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3582ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | 3583ab5d129fSRaghava Aditya Renukunta COMMAND_COMPLETE << 8 | SAM_STAT_BUSY; 3584ab5d129fSRaghava Aditya Renukunta break; 3585ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3586ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ABORT << 16 | ABORT << 8; 3587ab5d129fSRaghava Aditya Renukunta break; 3588ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3589ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3590ab5d129fSRaghava Aditya Renukunta break; 3591ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3592ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3593ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3594ab5d129fSRaghava Aditya Renukunta break; 3595ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3596ab5d129fSRaghava Aditya Renukunta default: 3597ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3598ab5d129fSRaghava Aditya Renukunta break; 3599ab5d129fSRaghava Aditya Renukunta } 3600ab5d129fSRaghava Aditya Renukunta } 3601ab5d129fSRaghava Aditya Renukunta 36021da177e4SLinus Torvalds /** 36031da177e4SLinus Torvalds * 3604ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3605ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3606ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3607ab5d129fSRaghava Aditya Renukunta * 3608ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3609ab5d129fSRaghava Aditya Renukunta * 3610ab5d129fSRaghava Aditya Renukunta */ 3611ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3612ab5d129fSRaghava Aditya Renukunta { 3613ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3614ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3615ab5d129fSRaghava Aditya Renukunta 3616ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3617ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3618ab5d129fSRaghava Aditya Renukunta 3619ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3620ab5d129fSRaghava Aditya Renukunta 3621ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3622ab5d129fSRaghava Aditya Renukunta return; 3623ab5d129fSRaghava Aditya Renukunta 3624ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3625ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3626ab5d129fSRaghava Aditya Renukunta 3627ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3628ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3629ab5d129fSRaghava Aditya Renukunta 3630ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3631ab5d129fSRaghava Aditya Renukunta /* fast response */ 3632ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3633ab5d129fSRaghava Aditya Renukunta goto out; 3634ab5d129fSRaghava Aditya Renukunta } 3635ab5d129fSRaghava Aditya Renukunta 3636ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3637ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3638ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3639ab5d129fSRaghava Aditya Renukunta break; 3640ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3641ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3642ab5d129fSRaghava Aditya Renukunta break; 3643ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3644ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 3645ab5d129fSRaghava Aditya Renukunta break; 3646ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3647ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3648ab5d129fSRaghava Aditya Renukunta break; 3649ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3650ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3651ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3652ab5d129fSRaghava Aditya Renukunta break; 3653ab5d129fSRaghava Aditya Renukunta default: 3654ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3655ab5d129fSRaghava Aditya Renukunta break; 3656ab5d129fSRaghava Aditya Renukunta } 3657ab5d129fSRaghava Aditya Renukunta 3658ab5d129fSRaghava Aditya Renukunta out: 3659ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3660ab5d129fSRaghava Aditya Renukunta 3661ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3662ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3663ab5d129fSRaghava Aditya Renukunta else 3664ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3665ab5d129fSRaghava Aditya Renukunta } 3666ab5d129fSRaghava Aditya Renukunta 3667ab5d129fSRaghava Aditya Renukunta /** 3668ab5d129fSRaghava Aditya Renukunta * 3669ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 36701da177e4SLinus Torvalds * @scsicmd: the scsi command block 36711da177e4SLinus Torvalds * 36721da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 36731da177e4SLinus Torvalds * scsicmd passed in. 36741da177e4SLinus Torvalds */ 36751da177e4SLinus Torvalds 36761da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 36771da177e4SLinus Torvalds { 36781da177e4SLinus Torvalds struct fib* cmd_fibcontext; 36791da177e4SLinus Torvalds struct aac_dev* dev; 36801da177e4SLinus Torvalds int status; 36811da177e4SLinus Torvalds 368284971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3683e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 368484971738SMark Haverkamp scsicmd->device->lun > 7) { 36851da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 36861da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 36871da177e4SLinus Torvalds return 0; 36881da177e4SLinus Torvalds } 36891da177e4SLinus Torvalds 36901da177e4SLinus Torvalds /* 36911da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 36921da177e4SLinus Torvalds */ 36936bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 36941ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3695e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 36961da177e4SLinus Torvalds 36971da177e4SLinus Torvalds /* 36981da177e4SLinus Torvalds * Check that the command queued to the controller 36991da177e4SLinus Torvalds */ 37001ae948faSBrian King if (status == -EINPROGRESS) 37011da177e4SLinus Torvalds return 0; 37021da177e4SLinus Torvalds 3703bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3704bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3705bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 37061da177e4SLinus Torvalds 37071da177e4SLinus Torvalds return -1; 37081da177e4SLinus Torvalds } 37091da177e4SLinus Torvalds 3710ab5d129fSRaghava Aditya Renukunta /** 3711ab5d129fSRaghava Aditya Renukunta * 3712ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3713ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3714ab5d129fSRaghava Aditya Renukunta * 3715ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3716ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3717ab5d129fSRaghava Aditya Renukunta */ 3718ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3719ab5d129fSRaghava Aditya Renukunta { 3720ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3721ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3722ab5d129fSRaghava Aditya Renukunta int status; 3723ab5d129fSRaghava Aditya Renukunta 3724ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3725ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3726ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3727ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3728ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3729ab5d129fSRaghava Aditya Renukunta return 0; 3730ab5d129fSRaghava Aditya Renukunta } 3731ab5d129fSRaghava Aditya Renukunta 3732ab5d129fSRaghava Aditya Renukunta /* 3733ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3734ab5d129fSRaghava Aditya Renukunta */ 3735ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3736ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3737ab5d129fSRaghava Aditya Renukunta return -1; 3738ab5d129fSRaghava Aditya Renukunta 37391ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3740ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3741ab5d129fSRaghava Aditya Renukunta 3742ab5d129fSRaghava Aditya Renukunta /* 3743ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3744ab5d129fSRaghava Aditya Renukunta */ 37451ae948faSBrian King if (status == -EINPROGRESS) 3746ab5d129fSRaghava Aditya Renukunta return 0; 3747ab5d129fSRaghava Aditya Renukunta 3748ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3749ab5d129fSRaghava Aditya Renukunta status); 3750ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3751ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3752ab5d129fSRaghava Aditya Renukunta 3753ab5d129fSRaghava Aditya Renukunta return -1; 3754ab5d129fSRaghava Aditya Renukunta } 3755ab5d129fSRaghava Aditya Renukunta 3756ab5d129fSRaghava Aditya Renukunta 37570b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 37581da177e4SLinus Torvalds { 37591da177e4SLinus Torvalds struct aac_dev *dev; 37601da177e4SLinus Torvalds unsigned long byte_count = 0; 3761727eead6SFUJITA Tomonori int nseg; 3762a2260323SNikola Pajkovsky struct scatterlist *sg; 3763a2260323SNikola Pajkovsky int i; 37641da177e4SLinus Torvalds 37651da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 37661da177e4SLinus Torvalds // Get rid of old data 37671da177e4SLinus Torvalds psg->count = 0; 37681da177e4SLinus Torvalds psg->sg[0].addr = 0; 37691da177e4SLinus Torvalds psg->sg[0].count = 0; 3770727eead6SFUJITA Tomonori 3771727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3772a2260323SNikola Pajkovsky if (nseg <= 0) 37730b433447SMahesh Rajashekhara return nseg; 37741da177e4SLinus Torvalds 3775727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 37761da177e4SLinus Torvalds 3777727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 37781da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 37791da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 37801da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 37811da177e4SLinus Torvalds } 37821da177e4SLinus Torvalds /* hba wants the size to be exact */ 3783727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 378456b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3785727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 378656b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3787727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 37881da177e4SLinus Torvalds } 37891da177e4SLinus Torvalds /* Check for command underflow */ 37901da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 37911da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 37921da177e4SLinus Torvalds byte_count, scsicmd->underflow); 37931da177e4SLinus Torvalds } 3794a2260323SNikola Pajkovsky 37951da177e4SLinus Torvalds return byte_count; 37961da177e4SLinus Torvalds } 37971da177e4SLinus Torvalds 37981da177e4SLinus Torvalds 37990b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 38001da177e4SLinus Torvalds { 38011da177e4SLinus Torvalds struct aac_dev *dev; 38021da177e4SLinus Torvalds unsigned long byte_count = 0; 380356b58712SMark Haverkamp u64 addr; 3804727eead6SFUJITA Tomonori int nseg; 3805a2260323SNikola Pajkovsky struct scatterlist *sg; 3806a2260323SNikola Pajkovsky int i; 38071da177e4SLinus Torvalds 38081da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 38091da177e4SLinus Torvalds // Get rid of old data 38101da177e4SLinus Torvalds psg->count = 0; 38111da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 38121da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 38131da177e4SLinus Torvalds psg->sg[0].count = 0; 3814727eead6SFUJITA Tomonori 3815727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3816a2260323SNikola Pajkovsky if (nseg <= 0) 38170b433447SMahesh Rajashekhara return nseg; 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 } 3840a2260323SNikola Pajkovsky 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; 3848a2260323SNikola Pajkovsky struct scatterlist *sg; 3849a2260323SNikola Pajkovsky int i; 38500e68c003SMark Haverkamp 38510e68c003SMark Haverkamp // Get rid of old data 38520e68c003SMark Haverkamp psg->count = 0; 38530e68c003SMark Haverkamp psg->sg[0].next = 0; 38540e68c003SMark Haverkamp psg->sg[0].prev = 0; 38550e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 38560e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 38570e68c003SMark Haverkamp psg->sg[0].count = 0; 38580e68c003SMark Haverkamp psg->sg[0].flags = 0; 3859727eead6SFUJITA Tomonori 3860727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3861a2260323SNikola Pajkovsky if (nseg <= 0) 38620b433447SMahesh Rajashekhara return nseg; 38630e68c003SMark Haverkamp 3864727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38650e68c003SMark Haverkamp int count = sg_dma_len(sg); 38660e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 38670e68c003SMark Haverkamp psg->sg[i].next = 0; 38680e68c003SMark Haverkamp psg->sg[i].prev = 0; 38690e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 38700e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 38710e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38720e68c003SMark Haverkamp psg->sg[i].flags = 0; 38730e68c003SMark Haverkamp byte_count += count; 38740e68c003SMark Haverkamp } 3875727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38760e68c003SMark Haverkamp /* hba wants the size to be exact */ 3877727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 38780e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3879727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 38800e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3881727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38820e68c003SMark Haverkamp } 38830e68c003SMark Haverkamp /* Check for command underflow */ 38840e68c003SMark Haverkamp if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 38850e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38860e68c003SMark Haverkamp byte_count, scsicmd->underflow); 38870e68c003SMark Haverkamp } 3888a2260323SNikola Pajkovsky 38890e68c003SMark Haverkamp return byte_count; 38900e68c003SMark Haverkamp } 38910e68c003SMark Haverkamp 38920b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 38930b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 389485d22bbfSMahesh Rajashekhara { 389585d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 389685d22bbfSMahesh Rajashekhara int nseg; 389785d22bbfSMahesh Rajashekhara struct scatterlist *sg; 389885d22bbfSMahesh Rajashekhara int i, conformable = 0; 389985d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 390085d22bbfSMahesh Rajashekhara 3901a2260323SNikola Pajkovsky nseg = scsi_dma_map(scsicmd); 3902a2260323SNikola Pajkovsky if (nseg <= 0) 3903a2260323SNikola Pajkovsky return nseg; 3904a2260323SNikola Pajkovsky 390585d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 390685d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 390785d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 390885d22bbfSMahesh Rajashekhara 390985d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 391085d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 391185d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 391285d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 391385d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 391485d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 391585d22bbfSMahesh Rajashekhara if (i == 0) { 391685d22bbfSMahesh Rajashekhara conformable = 1; 391785d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 391885d22bbfSMahesh Rajashekhara } else if (i == 1) { 391985d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 392085d22bbfSMahesh Rajashekhara min_size = cur_size; 392185d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 392285d22bbfSMahesh Rajashekhara conformable = 0; 392385d22bbfSMahesh Rajashekhara if (cur_size < min_size) 392485d22bbfSMahesh Rajashekhara min_size = cur_size; 392585d22bbfSMahesh Rajashekhara } 392685d22bbfSMahesh Rajashekhara byte_count += count; 392785d22bbfSMahesh Rajashekhara } 392885d22bbfSMahesh Rajashekhara 392985d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 393085d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 393185d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 393285d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 393385d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 393485d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 393585d22bbfSMahesh Rajashekhara } 393685d22bbfSMahesh Rajashekhara 393785d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 393885d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 393985d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 394085d22bbfSMahesh Rajashekhara if (!conformable) { 394185d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 394285d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 394385d22bbfSMahesh Rajashekhara err_found = 0; 394485d22bbfSMahesh Rajashekhara nseg_new = 2; 394585d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 394685d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 394785d22bbfSMahesh Rajashekhara err_found = 1; 394885d22bbfSMahesh Rajashekhara break; 394985d22bbfSMahesh Rajashekhara } 395085d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 395185d22bbfSMahesh Rajashekhara } 395285d22bbfSMahesh Rajashekhara if (!err_found) 395385d22bbfSMahesh Rajashekhara break; 395485d22bbfSMahesh Rajashekhara } 395596676246SNikola Pajkovsky if (i > 0 && nseg_new <= sg_max) { 395696676246SNikola Pajkovsky int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); 395796676246SNikola Pajkovsky 395896676246SNikola Pajkovsky if (ret < 0) 395996676246SNikola Pajkovsky return ret; 396096676246SNikola Pajkovsky } 396185d22bbfSMahesh Rajashekhara } else 396285d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 396385d22bbfSMahesh Rajashekhara 396485d22bbfSMahesh Rajashekhara /* Check for command underflow */ 396585d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 396685d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 396785d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 396885d22bbfSMahesh Rajashekhara } 396985d22bbfSMahesh Rajashekhara 397085d22bbfSMahesh Rajashekhara return byte_count; 397185d22bbfSMahesh Rajashekhara } 397285d22bbfSMahesh Rajashekhara 397385d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 397485d22bbfSMahesh Rajashekhara { 397585d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 397685d22bbfSMahesh Rajashekhara int i, j, pos; 397785d22bbfSMahesh Rajashekhara u32 addr_low; 397885d22bbfSMahesh Rajashekhara 397985d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 398085d22bbfSMahesh Rajashekhara return 0; 398185d22bbfSMahesh Rajashekhara 398285d22bbfSMahesh Rajashekhara sge = kmalloc(nseg_new * sizeof(struct sge_ieee1212), GFP_ATOMIC); 398385d22bbfSMahesh Rajashekhara if (sge == NULL) 398496676246SNikola Pajkovsky return -ENOMEM; 398585d22bbfSMahesh Rajashekhara 398685d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 398785d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 398885d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 398985d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 399085d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 399185d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 399285d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 399385d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 399485d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 399585d22bbfSMahesh Rajashekhara pos++; 399685d22bbfSMahesh Rajashekhara } 399785d22bbfSMahesh Rajashekhara } 399885d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 399985d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 400085d22bbfSMahesh Rajashekhara 400185d22bbfSMahesh Rajashekhara kfree(sge); 400285d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 400385d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 400485d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 400585d22bbfSMahesh Rajashekhara return 0; 400685d22bbfSMahesh Rajashekhara } 400785d22bbfSMahesh Rajashekhara 4008ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4009ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4010ab5d129fSRaghava Aditya Renukunta int sg_max, 4011ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4012ab5d129fSRaghava Aditya Renukunta { 4013ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4014ab5d129fSRaghava Aditya Renukunta int nseg; 4015ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4016ab5d129fSRaghava Aditya Renukunta int i; 4017ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4018ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4019ab5d129fSRaghava Aditya Renukunta 4020ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4021ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4022ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4023ab5d129fSRaghava Aditya Renukunta goto out; 4024ab5d129fSRaghava Aditya Renukunta } 4025ab5d129fSRaghava Aditya Renukunta 4026ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4027ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4028ab5d129fSRaghava Aditya Renukunta else 4029ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4030ab5d129fSRaghava Aditya Renukunta 4031ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4032ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4033ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4034ab5d129fSRaghava Aditya Renukunta 4035ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4036ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4037ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4038ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4039ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4040ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4041ab5d129fSRaghava Aditya Renukunta byte_count += count; 4042ab5d129fSRaghava Aditya Renukunta sge++; 4043ab5d129fSRaghava Aditya Renukunta } 4044ab5d129fSRaghava Aditya Renukunta 4045ab5d129fSRaghava Aditya Renukunta sge--; 4046ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4047ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4048ab5d129fSRaghava Aditya Renukunta u32 temp; 4049ab5d129fSRaghava Aditya Renukunta 4050ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4051ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4052ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4053ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4054ab5d129fSRaghava Aditya Renukunta } 4055ab5d129fSRaghava Aditya Renukunta 4056ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4057ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4058ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4059ab5d129fSRaghava Aditya Renukunta } else { 4060ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4061ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4062ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4063ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4064ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4065ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4066ab5d129fSRaghava Aditya Renukunta } 4067ab5d129fSRaghava Aditya Renukunta 4068ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4069ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4070ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4071ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4072ab5d129fSRaghava Aditya Renukunta } 4073ab5d129fSRaghava Aditya Renukunta out: 4074ab5d129fSRaghava Aditya Renukunta return byte_count; 4075ab5d129fSRaghava Aditya Renukunta } 4076ab5d129fSRaghava Aditya Renukunta 40771da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 40781da177e4SLinus Torvalds 40791da177e4SLinus Torvalds struct aac_srb_status_info { 40801da177e4SLinus Torvalds u32 status; 40811da177e4SLinus Torvalds char *str; 40821da177e4SLinus Torvalds }; 40831da177e4SLinus Torvalds 40841da177e4SLinus Torvalds 40851da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 40861da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 40871da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 40881da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 40891da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 40901da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 40911da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 40921da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 40931da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 40941da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 40951da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 40961da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 40971da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 40981da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 40991da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 41001da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 41011da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 41021da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 41031da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 41041da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 41051da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 41061da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 41071da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 41081da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 41091da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 41101da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 41111da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 41121da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 41131da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 41141da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 41151da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 41161da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 41171da177e4SLinus Torvalds { 0xff, "Unknown Error"} 41181da177e4SLinus Torvalds }; 41191da177e4SLinus Torvalds 41201da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 41211da177e4SLinus Torvalds { 41221da177e4SLinus Torvalds int i; 41231da177e4SLinus Torvalds 41246391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 41256391a113STobias Klauser if (srb_status_info[i].status == status) 41261da177e4SLinus Torvalds return srb_status_info[i].str; 41271da177e4SLinus Torvalds 41281da177e4SLinus Torvalds return "Bad Status Code"; 41291da177e4SLinus Torvalds } 41301da177e4SLinus Torvalds 41311da177e4SLinus Torvalds #endif 4132