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 2977c00ffa3SMark Haverkamp int numacb = -1; 2987c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 2998ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 3008ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 3018ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 3027c00ffa3SMark Haverkamp 3037c00ffa3SMark Haverkamp int acbsize = -1; 3047c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 3058ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 3068ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 3078ef22247SSalyzyn, Mark " suggestion from Firmware."); 308653ba58dSMark Haverkamp 30929c97684SSalyzyn, Mark int update_interval = 30 * 60; 31029c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 3118ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 3128ef22247SSalyzyn, Mark " updates issued to adapter."); 31329c97684SSalyzyn, Mark 31411da1b7cSRaghava Aditya Renukunta int check_interval = 60; 31529c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 3168ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 3178ef22247SSalyzyn, Mark " checks."); 31829c97684SSalyzyn, Mark 31987f3bda3SAndrew Morton int aac_check_reset = 1; 32087f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 32195e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 3228ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 3238ef22247SSalyzyn, Mark " ignore it."); 32429c97684SSalyzyn, Mark 325e37ee4beSMark Haverkamp int expose_physicals = -1; 326653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 3278ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 3288ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 32903d44337SMark Haverkamp 3308ef22247SSalyzyn, Mark int aac_reset_devices; 3311208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 3321208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 33303d44337SMark Haverkamp 334d8e96507SLeubner, Achim int aac_wwn = 1; 335d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 336d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 337d8e96507SLeubner, Achim "\t0 - Disable\n" 338d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 339d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 340d8e96507SLeubner, Achim 341d8e96507SLeubner, Achim 34203d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 34303d44337SMark Haverkamp struct fib *fibptr) { 34403d44337SMark Haverkamp struct scsi_device *device; 34503d44337SMark Haverkamp 34603d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 347c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 34803d44337SMark Haverkamp aac_fib_complete(fibptr); 34903d44337SMark Haverkamp return 0; 35003d44337SMark Haverkamp } 35103d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 35203d44337SMark Haverkamp device = scsicmd->device; 3533ffd6c5aSRaghava Aditya Renukunta if (unlikely(!device)) { 35403d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 35503d44337SMark Haverkamp aac_fib_complete(fibptr); 35603d44337SMark Haverkamp return 0; 35703d44337SMark Haverkamp } 35803d44337SMark Haverkamp return 1; 35903d44337SMark Haverkamp } 36003d44337SMark Haverkamp 3611da177e4SLinus Torvalds /** 3621da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 3631da177e4SLinus Torvalds * @common: adapter to query 3641da177e4SLinus Torvalds * 3651da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 3661da177e4SLinus Torvalds */ 3678c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 3681da177e4SLinus Torvalds { 3691da177e4SLinus Torvalds int status = 0; 3701da177e4SLinus Torvalds struct fib * fibptr; 3711da177e4SLinus Torvalds 372bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3731da177e4SLinus Torvalds return -ENOMEM; 3741da177e4SLinus Torvalds 375bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3761da177e4SLinus Torvalds { 3771da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 3781da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 3791da177e4SLinus Torvalds 3801da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3811da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 3821da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 3831da177e4SLinus Torvalds } 3841da177e4SLinus Torvalds 385bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3861da177e4SLinus Torvalds fibptr, 3871da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 3881da177e4SLinus Torvalds FsaNormal, 3891da177e4SLinus Torvalds 1, 1, 3901da177e4SLinus Torvalds NULL, NULL); 3911da177e4SLinus Torvalds if (status < 0) { 3921da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 3931da177e4SLinus Torvalds } else { 3941da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 3951da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 3961da177e4SLinus Torvalds dprintk((KERN_WARNING 3971da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 3981da177e4SLinus Torvalds le32_to_cpu(reply->response), 3991da177e4SLinus Torvalds le32_to_cpu(reply->status), 4001da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 4011da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 4021da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 4031da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 4041da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 4051da177e4SLinus Torvalds status = -EINVAL; 4061da177e4SLinus Torvalds } 4071da177e4SLinus Torvalds } 408cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless receives a response from F/W */ 409cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 410bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 411cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 4121da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 4131da177e4SLinus Torvalds if (status >= 0) { 4141208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 4151da177e4SLinus Torvalds struct aac_commit_config * dinfo; 416bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4171da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 4181da177e4SLinus Torvalds 4191da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4201da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 4211da177e4SLinus Torvalds 422bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4231da177e4SLinus Torvalds fibptr, 4241da177e4SLinus Torvalds sizeof (struct aac_commit_config), 4251da177e4SLinus Torvalds FsaNormal, 4261da177e4SLinus Torvalds 1, 1, 4271da177e4SLinus Torvalds NULL, NULL); 428cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless 429cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * receives a response from F/W */ 430cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 431bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4321208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 4331da177e4SLinus Torvalds printk(KERN_WARNING 4341da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 4351da177e4SLinus Torvalds } 4361da177e4SLinus Torvalds } 437cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 438cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 439bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4401da177e4SLinus Torvalds return status; 4411da177e4SLinus Torvalds } 4421da177e4SLinus Torvalds 443e3cc268fSRajashekhara, Mahesh static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 444e3cc268fSRajashekhara, Mahesh { 445e3cc268fSRajashekhara, Mahesh char inq_data; 446e3cc268fSRajashekhara, Mahesh scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 447e3cc268fSRajashekhara, Mahesh if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 448e3cc268fSRajashekhara, Mahesh inq_data &= 0xdf; 449e3cc268fSRajashekhara, Mahesh scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 450e3cc268fSRajashekhara, Mahesh } 451e3cc268fSRajashekhara, Mahesh } 452e3cc268fSRajashekhara, Mahesh 4531da177e4SLinus Torvalds /** 4541da177e4SLinus Torvalds * aac_get_containers - list containers 4551da177e4SLinus Torvalds * @common: adapter to probe 4561da177e4SLinus Torvalds * 4571da177e4SLinus Torvalds * Make a list of all containers on this controller 4581da177e4SLinus Torvalds */ 4591da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 4601da177e4SLinus Torvalds { 4611da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4621da177e4SLinus Torvalds u32 index; 4631da177e4SLinus Torvalds int status = 0; 4641da177e4SLinus Torvalds struct fib * fibptr; 4651da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 4661da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 4671da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4681da177e4SLinus Torvalds 469bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4701da177e4SLinus Torvalds return -ENOMEM; 4711da177e4SLinus Torvalds 472bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4731da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 4741da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4751da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 4761da177e4SLinus Torvalds 477bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4781da177e4SLinus Torvalds fibptr, 4791da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 4801da177e4SLinus Torvalds FsaNormal, 4811da177e4SLinus Torvalds 1, 1, 4821da177e4SLinus Torvalds NULL, NULL); 4831da177e4SLinus Torvalds if (status >= 0) { 4841da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 4851da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 4861c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 487a7129a54SMahesh Rajashekhara AAC_OPTION_SUPPORTED_240_VOLUMES) { 488a7129a54SMahesh Rajashekhara maximum_num_containers = 489a7129a54SMahesh Rajashekhara le32_to_cpu(dresp->MaxSimpleVolumes); 490a7129a54SMahesh Rajashekhara } 491bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4921da177e4SLinus Torvalds } 493cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 494cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 495fe76df42SMark Haverkamp aac_fib_free(fibptr); 4961da177e4SLinus Torvalds 4971da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 4981da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4993ffd6c5aSRaghava Aditya Renukunta if (dev->fsa_dev == NULL || 5003ffd6c5aSRaghava Aditya Renukunta dev->maximum_num_containers != maximum_num_containers) { 5013ffd6c5aSRaghava Aditya Renukunta 5023ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = dev->fsa_dev; 5033ffd6c5aSRaghava Aditya Renukunta 5043ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev = kcalloc(maximum_num_containers, 5053ffd6c5aSRaghava Aditya Renukunta sizeof(*fsa_dev_ptr), GFP_KERNEL); 5063ffd6c5aSRaghava Aditya Renukunta 5073ffd6c5aSRaghava Aditya Renukunta kfree(fsa_dev_ptr); 5083ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = NULL; 5093ffd6c5aSRaghava Aditya Renukunta 5103ffd6c5aSRaghava Aditya Renukunta 5113ffd6c5aSRaghava Aditya Renukunta if (!dev->fsa_dev) 5121da177e4SLinus Torvalds return -ENOMEM; 5131da177e4SLinus Torvalds 5141da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 5153ffd6c5aSRaghava Aditya Renukunta } 5163ffd6c5aSRaghava Aditya Renukunta for (index = 0; index < dev->maximum_num_containers; index++) { 5173ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].devname[0] = '\0'; 5183ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].valid = 0; 5191da177e4SLinus Torvalds 520fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 5211da177e4SLinus Torvalds 5221da177e4SLinus Torvalds if (status < 0) { 5231da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 5241da177e4SLinus Torvalds break; 5251da177e4SLinus Torvalds } 5261da177e4SLinus Torvalds } 5271da177e4SLinus Torvalds return status; 5281da177e4SLinus Torvalds } 5291da177e4SLinus Torvalds 5301da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 5311da177e4SLinus Torvalds { 5321da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 5331da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 5341da177e4SLinus Torvalds 5351da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 5361da177e4SLinus Torvalds 53703d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 53803d44337SMark Haverkamp return; 53903d44337SMark Haverkamp 5401da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 541125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 5421da177e4SLinus Torvalds 5431da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 5441da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 5451da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 5461da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 5471da177e4SLinus Torvalds char *sp = get_name_reply->data; 548b836439fSMahesh Rajashekhara sp[sizeof(((struct aac_get_name_resp *)NULL)->data)] = '\0'; 5491da177e4SLinus Torvalds while (*sp == ' ') 5501da177e4SLinus Torvalds ++sp; 5513b2946ccSMark Haverkamp if (*sp) { 552d4345028SFUJITA Tomonori struct inquiry_data inq; 5533b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 5543b2946ccSMark Haverkamp int count = sizeof(d); 5553b2946ccSMark Haverkamp char *dp = d; 5563b2946ccSMark Haverkamp do { 5571da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 5581da177e4SLinus Torvalds } while (--count > 0); 559d4345028SFUJITA Tomonori 560d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 561d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 562d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 5631da177e4SLinus Torvalds } 5643b2946ccSMark Haverkamp } 5653b2946ccSMark Haverkamp 5661da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 5671da177e4SLinus Torvalds 568bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 5698e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 5701da177e4SLinus Torvalds } 5711da177e4SLinus Torvalds 5721da177e4SLinus Torvalds /** 5731da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 5741da177e4SLinus Torvalds */ 5759e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 5761da177e4SLinus Torvalds { 5771da177e4SLinus Torvalds int status; 5781da177e4SLinus Torvalds struct aac_get_name *dinfo; 5791da177e4SLinus Torvalds struct fib * cmd_fibcontext; 5801da177e4SLinus Torvalds struct aac_dev * dev; 5811da177e4SLinus Torvalds 5821da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 5831da177e4SLinus Torvalds 5846bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 5851da177e4SLinus Torvalds 586bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 5871da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 5881da177e4SLinus Torvalds 5891da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 5901da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 5919e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 5921da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 5931da177e4SLinus Torvalds 594bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 5951da177e4SLinus Torvalds cmd_fibcontext, 596fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_name_resp), 5971da177e4SLinus Torvalds FsaNormal, 5981da177e4SLinus Torvalds 0, 1, 5991da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 6001da177e4SLinus Torvalds (void *) scsicmd); 6011da177e4SLinus Torvalds 6021da177e4SLinus Torvalds /* 6031da177e4SLinus Torvalds * Check that the command queued to the controller 6041da177e4SLinus Torvalds */ 60577d644d4SMark Haverkamp if (status == -EINPROGRESS) { 60677d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 6071da177e4SLinus Torvalds return 0; 60877d644d4SMark Haverkamp } 6091da177e4SLinus Torvalds 610bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 611bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 6121da177e4SLinus Torvalds return -1; 6131da177e4SLinus Torvalds } 6141da177e4SLinus Torvalds 615fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 616fe76df42SMark Haverkamp { 617fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 618fe76df42SMark Haverkamp 6191a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 620fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 621fe76df42SMark Haverkamp 622fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 623fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 624fe76df42SMark Haverkamp return 0; 625fe76df42SMark Haverkamp } 626fe76df42SMark Haverkamp 6271a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 628fe76df42SMark Haverkamp { 62903d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 630fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 63103d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 632999b3ffcSRaghava Aditya Renukunta int i; 63303d44337SMark Haverkamp 63403d44337SMark Haverkamp 6351a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6361a655040SSalyzyn, Mark return; 637fe76df42SMark Haverkamp 638fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 6391a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 640fe76df42SMark Haverkamp if (fsa_dev_ptr) { 641fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 6421c68856eSRaghava Aditya Renukunta __le32 sup_options2; 6431c68856eSRaghava Aditya Renukunta 644fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 6451c68856eSRaghava Aditya Renukunta sup_options2 = 6461c68856eSRaghava Aditya Renukunta fibptr->dev->supplement_adapter_info.supported_options2; 647fe76df42SMark Haverkamp 648fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 649fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 650fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 6511c68856eSRaghava Aditya Renukunta if (!(sup_options2 & AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 652b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 653b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 654b836439fSMahesh Rajashekhara } else { 655b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 656b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 657b836439fSMahesh Rajashekhara } 658999b3ffcSRaghava Aditya Renukunta for (i = 0; i < 16; i++) 659999b3ffcSRaghava Aditya Renukunta fsa_dev_ptr->identifier[i] = 660999b3ffcSRaghava Aditya Renukunta dresp->mnt[0].fileinfo.bdevinfo 661999b3ffcSRaghava Aditya Renukunta .identifier[i]; 662fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 663655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 664655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 665655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 666655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 667655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 668fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 669fe76df42SMark Haverkamp fsa_dev_ptr->size 670fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 671fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 672fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 673fe76df42SMark Haverkamp } 674fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 675fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 676fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 677fe76df42SMark Haverkamp } 678fe76df42SMark Haverkamp aac_fib_complete(fibptr); 679fe76df42SMark Haverkamp aac_fib_free(fibptr); 680fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 681fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 6821a655040SSalyzyn, Mark (*callback)(scsicmd); 6831a655040SSalyzyn, Mark return; 684fe76df42SMark Haverkamp } 685fe76df42SMark Haverkamp 6861a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 687fe76df42SMark Haverkamp { 688fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 689fe76df42SMark Haverkamp struct aac_mount * dresp; 690fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 691fe76df42SMark Haverkamp int status; 692fe76df42SMark Haverkamp 693fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 6941c68856eSRaghava Aditya Renukunta if (!(fibptr->dev->supplement_adapter_info.supported_options2 & 695b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE)) 696fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 697fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 6981a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 6991a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 7001a655040SSalyzyn, Mark return; 7011a655040SSalyzyn, Mark } 702fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 703fe76df42SMark Haverkamp 70403d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 7051a655040SSalyzyn, Mark return; 70603d44337SMark Haverkamp 707fe76df42SMark Haverkamp aac_fib_init(fibptr); 708fe76df42SMark Haverkamp 709fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 710fe76df42SMark Haverkamp 7111c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 712b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 713b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 714b836439fSMahesh Rajashekhara else 715fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 716b836439fSMahesh Rajashekhara 717fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 718fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 719fe76df42SMark Haverkamp 720fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 721fe76df42SMark Haverkamp fibptr, 722fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 723fe76df42SMark Haverkamp FsaNormal, 724fe76df42SMark Haverkamp 0, 1, 7251a655040SSalyzyn, Mark _aac_probe_container2, 726fe76df42SMark Haverkamp (void *) scsicmd); 727fe76df42SMark Haverkamp /* 728fe76df42SMark Haverkamp * Check that the command queued to the controller 729fe76df42SMark Haverkamp */ 7301a655040SSalyzyn, Mark if (status == -EINPROGRESS) 731fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 7321a655040SSalyzyn, Mark else if (status < 0) { 733fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 734fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7351a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 736fe76df42SMark Haverkamp } 737fe76df42SMark Haverkamp } 738fe76df42SMark Haverkamp 739fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 740fe76df42SMark Haverkamp { 741fe76df42SMark Haverkamp struct fib * fibptr; 742fe76df42SMark Haverkamp int status = -ENOMEM; 743fe76df42SMark Haverkamp 744fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 745fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 746fe76df42SMark Haverkamp 747fe76df42SMark Haverkamp aac_fib_init(fibptr); 748fe76df42SMark Haverkamp 749fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 750fe76df42SMark Haverkamp 7511c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 752b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 753b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 754b836439fSMahesh Rajashekhara else 755fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 756b836439fSMahesh Rajashekhara 757fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 758fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 759fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 760fe76df42SMark Haverkamp 761fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 762fe76df42SMark Haverkamp fibptr, 763fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 764fe76df42SMark Haverkamp FsaNormal, 765fe76df42SMark Haverkamp 0, 1, 7661a655040SSalyzyn, Mark _aac_probe_container1, 767fe76df42SMark Haverkamp (void *) scsicmd); 768fe76df42SMark Haverkamp /* 769fe76df42SMark Haverkamp * Check that the command queued to the controller 770fe76df42SMark Haverkamp */ 771fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 772fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 773fe76df42SMark Haverkamp return 0; 774fe76df42SMark Haverkamp } 775fe76df42SMark Haverkamp if (status < 0) { 776fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 777fe76df42SMark Haverkamp aac_fib_complete(fibptr); 778fe76df42SMark Haverkamp aac_fib_free(fibptr); 779fe76df42SMark Haverkamp } 780fe76df42SMark Haverkamp } 781fe76df42SMark Haverkamp if (status < 0) { 782fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 783fe76df42SMark Haverkamp if (fsa_dev_ptr) { 784fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 785fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 786fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 787fe76df42SMark Haverkamp return (*callback)(scsicmd); 788fe76df42SMark Haverkamp } 789fe76df42SMark Haverkamp } 790fe76df42SMark Haverkamp } 791fe76df42SMark Haverkamp return status; 792fe76df42SMark Haverkamp } 793fe76df42SMark Haverkamp 7941da177e4SLinus Torvalds /** 795bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 7961da177e4SLinus Torvalds * @dev: device to query 7971da177e4SLinus Torvalds * @cid: container identifier 7981da177e4SLinus Torvalds * 7991da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 8001da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 8011da177e4SLinus Torvalds */ 802fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 803fe76df42SMark Haverkamp { 804fe76df42SMark Haverkamp scsicmd->device = NULL; 805fe76df42SMark Haverkamp return 0; 806fe76df42SMark Haverkamp } 8071da177e4SLinus Torvalds 808bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 8091da177e4SLinus Torvalds { 810fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 811fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 8121da177e4SLinus Torvalds int status; 8131da177e4SLinus Torvalds 814fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 815fe76df42SMark Haverkamp kfree(scsicmd); 816fe76df42SMark Haverkamp kfree(scsidev); 81790ee3466SMark Haverkamp return -ENOMEM; 8181da177e4SLinus Torvalds } 819fe76df42SMark Haverkamp scsicmd->list.next = NULL; 8201a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 8211da177e4SLinus Torvalds 822fe76df42SMark Haverkamp scsicmd->device = scsidev; 823fe76df42SMark Haverkamp scsidev->sdev_state = 0; 824fe76df42SMark Haverkamp scsidev->id = cid; 825fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 8261da177e4SLinus Torvalds 827fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 828fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 829fe76df42SMark Haverkamp schedule(); 830802ae2f0SSalyzyn, Mark kfree(scsidev); 831fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 832fe76df42SMark Haverkamp kfree(scsicmd); 8331da177e4SLinus Torvalds return status; 8341da177e4SLinus Torvalds } 8351da177e4SLinus Torvalds 8361da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8371da177e4SLinus Torvalds struct scsi_inq { 8381da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8391da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8401da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8411da177e4SLinus Torvalds }; 8421da177e4SLinus Torvalds 8431da177e4SLinus Torvalds /** 8441da177e4SLinus Torvalds * InqStrCopy - string merge 8451da177e4SLinus Torvalds * @a: string to copy from 8461da177e4SLinus Torvalds * @b: string to copy to 8471da177e4SLinus Torvalds * 8481da177e4SLinus Torvalds * Copy a String from one location to another 8491da177e4SLinus Torvalds * without copying \0 8501da177e4SLinus Torvalds */ 8511da177e4SLinus Torvalds 8521da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8531da177e4SLinus Torvalds { 8541da177e4SLinus Torvalds 8551da177e4SLinus Torvalds while (*a != (char)0) 8561da177e4SLinus Torvalds *b++ = *a++; 8571da177e4SLinus Torvalds } 8581da177e4SLinus Torvalds 8591da177e4SLinus Torvalds static char *container_types[] = { 8601da177e4SLinus Torvalds "None", 8611da177e4SLinus Torvalds "Volume", 8621da177e4SLinus Torvalds "Mirror", 8631da177e4SLinus Torvalds "Stripe", 8641da177e4SLinus Torvalds "RAID5", 8651da177e4SLinus Torvalds "SSRW", 8661da177e4SLinus Torvalds "SSRO", 8671da177e4SLinus Torvalds "Morph", 8681da177e4SLinus Torvalds "Legacy", 8691da177e4SLinus Torvalds "RAID4", 8701da177e4SLinus Torvalds "RAID10", 8711da177e4SLinus Torvalds "RAID00", 8721da177e4SLinus Torvalds "V-MIRRORS", 8731da177e4SLinus Torvalds "PSEUDO R4", 8741da177e4SLinus Torvalds "RAID50", 87584971738SMark Haverkamp "RAID5D", 87684971738SMark Haverkamp "RAID5D0", 87784971738SMark Haverkamp "RAID1E", 87884971738SMark Haverkamp "RAID6", 87984971738SMark Haverkamp "RAID60", 8801da177e4SLinus Torvalds "Unknown" 8811da177e4SLinus Torvalds }; 8821da177e4SLinus Torvalds 88317eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 88417eaaceeSSalyzyn, Mark { 88517eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 88617eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 88717eaaceeSSalyzyn, Mark return container_types[tindex]; 88817eaaceeSSalyzyn, Mark } 8891da177e4SLinus Torvalds 8901da177e4SLinus Torvalds /* Function: setinqstr 8911da177e4SLinus Torvalds * 8921da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 8931da177e4SLinus Torvalds * 8941da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 89525985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 89625985edcSLucas De Marchi * files instead of in OS dependent driver source. 8971da177e4SLinus Torvalds */ 8981da177e4SLinus Torvalds 899794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 9001da177e4SLinus Torvalds { 9011da177e4SLinus Torvalds struct scsi_inq *str; 9021c68856eSRaghava Aditya Renukunta struct aac_supplement_adapter_info *sup_adap_info; 9031da177e4SLinus Torvalds 9041c68856eSRaghava Aditya Renukunta sup_adap_info = &dev->supplement_adapter_info; 9051da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 906794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 907794d0601SMark Haverkamp 9081c68856eSRaghava Aditya Renukunta if (sup_adap_info->adapter_type_text[0]) { 9091c68856eSRaghava Aditya Renukunta char *cp = sup_adap_info->adapter_type_text; 9103bc8070fSSalyzyn, Mark int c; 9113bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 9123bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 9133bc8070fSSalyzyn, Mark else { 9143bc8070fSSalyzyn, Mark c = sizeof(str->vid); 915794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 916794d0601SMark Haverkamp ++cp; 917794d0601SMark Haverkamp c = *cp; 918794d0601SMark Haverkamp *cp = '\0'; 9191c68856eSRaghava Aditya Renukunta inqstrcpy(sup_adap_info->adapter_type_text, str->vid); 920794d0601SMark Haverkamp *cp = c; 921794d0601SMark Haverkamp while (*cp && *cp != ' ') 922794d0601SMark Haverkamp ++cp; 9233bc8070fSSalyzyn, Mark } 924794d0601SMark Haverkamp while (*cp == ' ') 925794d0601SMark Haverkamp ++cp; 926794d0601SMark Haverkamp /* last six chars reserved for vol type */ 927794d0601SMark Haverkamp c = 0; 928794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 929794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 930794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 931794d0601SMark Haverkamp } 932794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 933794d0601SMark Haverkamp if (c) 934794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 935794d0601SMark Haverkamp } else { 936794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9371da177e4SLinus Torvalds 9381da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 939794d0601SMark Haverkamp /* last six chars reserved for vol type */ 940794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 941794d0601SMark Haverkamp } 9421da177e4SLinus Torvalds 9436391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9441da177e4SLinus Torvalds char *findit = str->pid; 9451da177e4SLinus Torvalds 9461da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9471da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9481da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9491da177e4SLinus Torvalds *(findit -= 4) = ' '; 950794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 951794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9521da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9531da177e4SLinus Torvalds } 9541da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9551da177e4SLinus Torvalds } 9561da177e4SLinus Torvalds 957999b3ffcSRaghava Aditya Renukunta static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, 958999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev, struct scsi_cmnd *scsicmd) 959999b3ffcSRaghava Aditya Renukunta { 960999b3ffcSRaghava Aditya Renukunta int container; 961999b3ffcSRaghava Aditya Renukunta 962999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.codeset = 1; 963999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifiertype = 3; 964999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) 965999b3ffcSRaghava Aditya Renukunta - 4; 966999b3ffcSRaghava Aditya Renukunta 967999b3ffcSRaghava Aditya Renukunta for (container = 0; container < dev->maximum_num_containers; 968999b3ffcSRaghava Aditya Renukunta container++) { 969999b3ffcSRaghava Aditya Renukunta 970999b3ffcSRaghava Aditya Renukunta if (scmd_id(scsicmd) == container) { 971999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data->type3.Identifier, 972999b3ffcSRaghava Aditya Renukunta dev->fsa_dev[container].identifier, 973999b3ffcSRaghava Aditya Renukunta 16); 974999b3ffcSRaghava Aditya Renukunta break; 975999b3ffcSRaghava Aditya Renukunta } 976999b3ffcSRaghava Aditya Renukunta } 977999b3ffcSRaghava Aditya Renukunta } 978999b3ffcSRaghava Aditya Renukunta 97988e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 98088e2f98eSSalyzyn, Mark { 98188e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 98288e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 98388e2f98eSSalyzyn, Mark 98488e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 98588e2f98eSSalyzyn, Mark 98688e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 98788e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 98888e2f98eSSalyzyn, Mark return; 98988e2f98eSSalyzyn, Mark 99088e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 99188e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 99288e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 9935d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 9945d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 9955d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 996999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev; 9975d910649SMahesh Rajashekhara int i; 998999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 vpdpage83data; 9995d910649SMahesh Rajashekhara 1000999b3ffcSRaghava Aditya Renukunta dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1001999b3ffcSRaghava Aditya Renukunta 1002999b3ffcSRaghava Aditya Renukunta memset(((u8 *)&vpdpage83data), 0, 1003999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10045d910649SMahesh Rajashekhara 10055d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 1006999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceType = 0; 10075d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 1008999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceTypeQualifier = 0; 10095d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 1010999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageCode = 0x83; 1011999b3ffcSRaghava Aditya Renukunta vpdpage83data.reserved = 0; 1012999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength = 1013999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) + 1014999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2); 1015999b3ffcSRaghava Aditya Renukunta 1016999b3ffcSRaghava Aditya Renukunta /* VPD 83 Type 3 is not supported for ARC */ 1017999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) 1018999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength += 1019999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type3); 10205d910649SMahesh Rajashekhara 10215d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 1022999b3ffcSRaghava Aditya Renukunta /* VpdcodesetAscii */ 1023999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.codeset = 2; 10245d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 1025999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifiertype = 1; 1026999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifierlength = 1027999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) - 4; 10285d910649SMahesh Rajashekhara 10295d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 1030999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.venid, 10315d910649SMahesh Rajashekhara "ADAPTEC ", 1032999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1.venid)); 1033999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.productid, 10345d910649SMahesh Rajashekhara "ARRAY ", 10355d910649SMahesh Rajashekhara sizeof( 1036999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.productid)); 10375d910649SMahesh Rajashekhara 10385d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 10395d910649SMahesh Rajashekhara * The LSB is the the end. 10405d910649SMahesh Rajashekhara */ 10415d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 10425d910649SMahesh Rajashekhara u8 temp = 10435d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 10445d910649SMahesh Rajashekhara if (temp > 0x9) { 1045999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10465d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 10475d910649SMahesh Rajashekhara } else { 1048999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10495d910649SMahesh Rajashekhara '0' + temp; 10505d910649SMahesh Rajashekhara } 10515d910649SMahesh Rajashekhara } 10525d910649SMahesh Rajashekhara 10535d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 1054999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.codeset = 1; 1055999b3ffcSRaghava Aditya Renukunta /* VpdidentifiertypeEUI64 */ 1056999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifiertype = 2; 1057999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifierlength = 1058999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2) - 4; 10595d910649SMahesh Rajashekhara 1060999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[0] = 0xD0; 1061999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[1] = 0; 1062999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[2] = 0; 10635d910649SMahesh Rajashekhara 1064999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.Serial = 10655d910649SMahesh Rajashekhara get_serial_reply->uid; 1066999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.reserved = 0; 1067999b3ffcSRaghava Aditya Renukunta 1068999b3ffcSRaghava Aditya Renukunta /* 1069999b3ffcSRaghava Aditya Renukunta * VpdIdentifierTypeFCPHName 1070999b3ffcSRaghava Aditya Renukunta * VPD 0x83 Type 3 not supported for ARC 1071999b3ffcSRaghava Aditya Renukunta */ 1072999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) { 1073999b3ffcSRaghava Aditya Renukunta build_vpd83_type3(&vpdpage83data, 1074999b3ffcSRaghava Aditya Renukunta dev, scsicmd); 1075999b3ffcSRaghava Aditya Renukunta } 10765d910649SMahesh Rajashekhara 10775d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 1078999b3ffcSRaghava Aditya Renukunta scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, 1079999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10805d910649SMahesh Rajashekhara } else { 10815d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 108288e2f98eSSalyzyn, Mark char sp[13]; 108388e2f98eSSalyzyn, Mark /* EVPD bit set */ 108488e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 108588e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 108688e2f98eSSalyzyn, Mark sp[2] = 0; 108788e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 108888e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 10895d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 10905d910649SMahesh Rajashekhara sizeof(sp)); 10915d910649SMahesh Rajashekhara } 109288e2f98eSSalyzyn, Mark } 109388e2f98eSSalyzyn, Mark 109488e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 109588e2f98eSSalyzyn, Mark 109688e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 109788e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 109888e2f98eSSalyzyn, Mark } 109988e2f98eSSalyzyn, Mark 110088e2f98eSSalyzyn, Mark /** 110188e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 110288e2f98eSSalyzyn, Mark */ 110388e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 110488e2f98eSSalyzyn, Mark { 110588e2f98eSSalyzyn, Mark int status; 110688e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 110788e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 110888e2f98eSSalyzyn, Mark struct aac_dev * dev; 110988e2f98eSSalyzyn, Mark 111088e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 111188e2f98eSSalyzyn, Mark 11126bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 111388e2f98eSSalyzyn, Mark 111488e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 111588e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 111688e2f98eSSalyzyn, Mark 111788e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 111888e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 111988e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 112088e2f98eSSalyzyn, Mark 112188e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 112288e2f98eSSalyzyn, Mark cmd_fibcontext, 1123fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 112488e2f98eSSalyzyn, Mark FsaNormal, 112588e2f98eSSalyzyn, Mark 0, 1, 112688e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 112788e2f98eSSalyzyn, Mark (void *) scsicmd); 112888e2f98eSSalyzyn, Mark 112988e2f98eSSalyzyn, Mark /* 113088e2f98eSSalyzyn, Mark * Check that the command queued to the controller 113188e2f98eSSalyzyn, Mark */ 113288e2f98eSSalyzyn, Mark if (status == -EINPROGRESS) { 113388e2f98eSSalyzyn, Mark scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 113488e2f98eSSalyzyn, Mark return 0; 113588e2f98eSSalyzyn, Mark } 113688e2f98eSSalyzyn, Mark 113788e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 113888e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 113988e2f98eSSalyzyn, Mark return -1; 114088e2f98eSSalyzyn, Mark } 114188e2f98eSSalyzyn, Mark 114288e2f98eSSalyzyn, Mark /* Function: setinqserial 114388e2f98eSSalyzyn, Mark * 114488e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 114588e2f98eSSalyzyn, Mark * 114688e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 114788e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 114888e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 114988e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 115088e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 115188e2f98eSSalyzyn, Mark */ 115288e2f98eSSalyzyn, Mark 115388e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 115488e2f98eSSalyzyn, Mark { 115588e2f98eSSalyzyn, Mark /* 115688e2f98eSSalyzyn, Mark * This breaks array migration. 115788e2f98eSSalyzyn, Mark */ 115888e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 115988e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 116088e2f98eSSalyzyn, Mark } 116188e2f98eSSalyzyn, Mark 11628e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 11638e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 11641da177e4SLinus Torvalds { 11658e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 11668e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 11678e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 11681da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 11691da177e4SLinus Torvalds 11701da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 11711da177e4SLinus Torvalds 11721da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11731da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11748e31e607SSalyzyn, Mark 11751da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11768e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11771da177e4SLinus Torvalds 11788e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11791da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11801da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11818e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11821da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11831da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11841da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11858e31e607SSalyzyn, Mark } else 11868e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 11871da177e4SLinus Torvalds } 11881da177e4SLinus Torvalds 1189e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1190e8f32de5SMark Haverkamp { 1191e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1192e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1193e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1194e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1195e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 11968e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 11978e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 11988e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1199e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12003ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 12013ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1202e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 1203e8f32de5SMark Haverkamp return 1; 1204e8f32de5SMark Haverkamp } 1205e8f32de5SMark Haverkamp return 0; 1206e8f32de5SMark Haverkamp } 1207e8f32de5SMark Haverkamp 1208e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1209e8f32de5SMark Haverkamp { 1210e8f32de5SMark Haverkamp return 0; 1211e8f32de5SMark Haverkamp } 1212e8f32de5SMark Haverkamp 1213e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1214e8f32de5SMark Haverkamp 1215e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1216e8f32de5SMark Haverkamp { 121785d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 121885d22bbfSMahesh Rajashekhara u16 fibsize, command; 12190b433447SMahesh Rajashekhara long ret; 122085d22bbfSMahesh Rajashekhara 1221e8f32de5SMark Haverkamp aac_fib_init(fib); 1222d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1223d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1224d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 122585d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 122685d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 122785d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 122885d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 122985d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1230b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1231b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 123285d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 123385d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 12340b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 12350b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12360b433447SMahesh Rajashekhara if (ret < 0) 12370b433447SMahesh Rajashekhara return ret; 123885d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 123985d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 124085d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 124185d22bbfSMahesh Rajashekhara } else { 124285d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1243e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1244e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1245e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1246b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1247b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1248e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 124985d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1250e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1251e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 12520b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 12530b433447SMahesh Rajashekhara if (ret < 0) 12540b433447SMahesh Rajashekhara return ret; 125585d22bbfSMahesh Rajashekhara command = ContainerRawIo; 125685d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 125785d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 125885d22bbfSMahesh Rajashekhara } 125985d22bbfSMahesh Rajashekhara 1260e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1261e8f32de5SMark Haverkamp /* 1262e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1263e8f32de5SMark Haverkamp */ 126485d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1265e8f32de5SMark Haverkamp fib, 1266e8f32de5SMark Haverkamp fibsize, 1267e8f32de5SMark Haverkamp FsaNormal, 1268e8f32de5SMark Haverkamp 0, 1, 1269e8f32de5SMark Haverkamp (fib_callback) io_callback, 1270e8f32de5SMark Haverkamp (void *) cmd); 1271e8f32de5SMark Haverkamp } 1272e8f32de5SMark Haverkamp 1273e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1274e8f32de5SMark Haverkamp { 1275e8f32de5SMark Haverkamp u16 fibsize; 1276e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12770b433447SMahesh Rajashekhara long ret; 12780b433447SMahesh Rajashekhara 1279e8f32de5SMark Haverkamp aac_fib_init(fib); 1280e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1281e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1282e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1283e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1284e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1285e8f32de5SMark Haverkamp readcmd->pad = 0; 1286e8f32de5SMark Haverkamp readcmd->flags = 0; 1287e8f32de5SMark Haverkamp 12880b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 12890b433447SMahesh Rajashekhara if (ret < 0) 12900b433447SMahesh Rajashekhara return ret; 1291e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1292e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1293e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1294e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1295e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1296e8f32de5SMark Haverkamp /* 1297e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1298e8f32de5SMark Haverkamp */ 1299e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1300e8f32de5SMark Haverkamp fib, 1301e8f32de5SMark Haverkamp fibsize, 1302e8f32de5SMark Haverkamp FsaNormal, 1303e8f32de5SMark Haverkamp 0, 1, 1304e8f32de5SMark Haverkamp (fib_callback) io_callback, 1305e8f32de5SMark Haverkamp (void *) cmd); 1306e8f32de5SMark Haverkamp } 1307e8f32de5SMark Haverkamp 1308e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1309e8f32de5SMark Haverkamp { 1310e8f32de5SMark Haverkamp u16 fibsize; 1311e8f32de5SMark Haverkamp struct aac_read *readcmd; 1312b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13130b433447SMahesh Rajashekhara long ret; 13140b433447SMahesh Rajashekhara 1315e8f32de5SMark Haverkamp aac_fib_init(fib); 1316e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1317e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1318f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1319e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1320b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1321b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1322e8f32de5SMark Haverkamp 13230b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 13240b433447SMahesh Rajashekhara if (ret < 0) 13250b433447SMahesh Rajashekhara return ret; 1326e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1327e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1328e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1329e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1330e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1331e8f32de5SMark Haverkamp /* 1332e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1333e8f32de5SMark Haverkamp */ 1334e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1335e8f32de5SMark Haverkamp fib, 1336e8f32de5SMark Haverkamp fibsize, 1337e8f32de5SMark Haverkamp FsaNormal, 1338e8f32de5SMark Haverkamp 0, 1, 1339e8f32de5SMark Haverkamp (fib_callback) io_callback, 1340e8f32de5SMark Haverkamp (void *) cmd); 1341e8f32de5SMark Haverkamp } 1342e8f32de5SMark Haverkamp 13439d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1344e8f32de5SMark Haverkamp { 134585d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 134685d22bbfSMahesh Rajashekhara u16 fibsize, command; 13470b433447SMahesh Rajashekhara long ret; 134885d22bbfSMahesh Rajashekhara 1349e8f32de5SMark Haverkamp aac_fib_init(fib); 1350d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1351d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1352d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 135385d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 135485d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 135585d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 135685d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 135785d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1358b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1359b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 136085d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 136185d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 136285d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 136385d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 136485d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 13650b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 13660b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 13670b433447SMahesh Rajashekhara if (ret < 0) 13680b433447SMahesh Rajashekhara return ret; 136985d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 137085d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 137185d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 137285d22bbfSMahesh Rajashekhara } else { 137385d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1374e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1375e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1376e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1377b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1378b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1379e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 138095e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 138195e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 138285d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 138385d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1384e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1385e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 13860b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 13870b433447SMahesh Rajashekhara if (ret < 0) 13880b433447SMahesh Rajashekhara return ret; 138985d22bbfSMahesh Rajashekhara command = ContainerRawIo; 139085d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 139185d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 139285d22bbfSMahesh Rajashekhara } 139385d22bbfSMahesh Rajashekhara 1394e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1395e8f32de5SMark Haverkamp /* 1396e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1397e8f32de5SMark Haverkamp */ 139885d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1399e8f32de5SMark Haverkamp fib, 1400e8f32de5SMark Haverkamp fibsize, 1401e8f32de5SMark Haverkamp FsaNormal, 1402e8f32de5SMark Haverkamp 0, 1, 1403e8f32de5SMark Haverkamp (fib_callback) io_callback, 1404e8f32de5SMark Haverkamp (void *) cmd); 1405e8f32de5SMark Haverkamp } 1406e8f32de5SMark Haverkamp 14079d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1408e8f32de5SMark Haverkamp { 1409e8f32de5SMark Haverkamp u16 fibsize; 1410e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 14110b433447SMahesh Rajashekhara long ret; 14120b433447SMahesh Rajashekhara 1413e8f32de5SMark Haverkamp aac_fib_init(fib); 1414e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1415e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1416e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1417e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1418e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1419e8f32de5SMark Haverkamp writecmd->pad = 0; 1420e8f32de5SMark Haverkamp writecmd->flags = 0; 1421e8f32de5SMark Haverkamp 14220b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 14230b433447SMahesh Rajashekhara if (ret < 0) 14240b433447SMahesh Rajashekhara return ret; 1425e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1426e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1427e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1428e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1429e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1430e8f32de5SMark Haverkamp /* 1431e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1432e8f32de5SMark Haverkamp */ 1433e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1434e8f32de5SMark Haverkamp fib, 1435e8f32de5SMark Haverkamp fibsize, 1436e8f32de5SMark Haverkamp FsaNormal, 1437e8f32de5SMark Haverkamp 0, 1, 1438e8f32de5SMark Haverkamp (fib_callback) io_callback, 1439e8f32de5SMark Haverkamp (void *) cmd); 1440e8f32de5SMark Haverkamp } 1441e8f32de5SMark Haverkamp 14429d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1443e8f32de5SMark Haverkamp { 1444e8f32de5SMark Haverkamp u16 fibsize; 1445e8f32de5SMark Haverkamp struct aac_write *writecmd; 1446b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 14470b433447SMahesh Rajashekhara long ret; 14480b433447SMahesh Rajashekhara 1449e8f32de5SMark Haverkamp aac_fib_init(fib); 1450e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1451e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1452f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1453e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1454b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1455b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1456e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1457e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1458e8f32de5SMark Haverkamp 14590b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 14600b433447SMahesh Rajashekhara if (ret < 0) 14610b433447SMahesh Rajashekhara return ret; 1462e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1463e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1464e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1465e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1466e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1467e8f32de5SMark Haverkamp /* 1468e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1469e8f32de5SMark Haverkamp */ 1470e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1471e8f32de5SMark Haverkamp fib, 1472e8f32de5SMark Haverkamp fibsize, 1473e8f32de5SMark Haverkamp FsaNormal, 1474e8f32de5SMark Haverkamp 0, 1, 1475e8f32de5SMark Haverkamp (fib_callback) io_callback, 1476e8f32de5SMark Haverkamp (void *) cmd); 1477e8f32de5SMark Haverkamp } 1478e8f32de5SMark Haverkamp 1479e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1480e8f32de5SMark Haverkamp { 1481e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1482e8f32de5SMark Haverkamp u32 flag; 1483e8f32de5SMark Haverkamp u32 timeout; 1484e8f32de5SMark Haverkamp 1485e8f32de5SMark Haverkamp aac_fib_init(fib); 1486e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1487e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1488e8f32de5SMark Haverkamp flag = SRB_DataOut; 1489e8f32de5SMark Haverkamp break; 1490e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1491e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1492e8f32de5SMark Haverkamp break; 1493e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1494e8f32de5SMark Haverkamp flag = SRB_DataIn; 1495e8f32de5SMark Haverkamp break; 1496e8f32de5SMark Haverkamp case DMA_NONE: 1497e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1498e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1499e8f32de5SMark Haverkamp break; 1500e8f32de5SMark Haverkamp } 1501e8f32de5SMark Haverkamp 1502e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1503e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1504e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1505e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1506e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1507e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1508242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1509e8f32de5SMark Haverkamp if (timeout == 0) 1510e8f32de5SMark Haverkamp timeout = 1; 1511e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1512e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1513e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1514e8f32de5SMark Haverkamp return srbcmd; 1515e8f32de5SMark Haverkamp } 1516e8f32de5SMark Haverkamp 1517ab5d129fSRaghava Aditya Renukunta static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1518ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *cmd) 1519ab5d129fSRaghava Aditya Renukunta { 1520ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd; 1521ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1522ab5d129fSRaghava Aditya Renukunta int bus, target; 1523ab5d129fSRaghava Aditya Renukunta u64 address; 1524ab5d129fSRaghava Aditya Renukunta 1525ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1526ab5d129fSRaghava Aditya Renukunta 1527ab5d129fSRaghava Aditya Renukunta hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1528ab5d129fSRaghava Aditya Renukunta memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1529ab5d129fSRaghava Aditya Renukunta /* iu_type is a parameter of aac_hba_send */ 1530ab5d129fSRaghava Aditya Renukunta switch (cmd->sc_data_direction) { 1531ab5d129fSRaghava Aditya Renukunta case DMA_TO_DEVICE: 1532ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 2; 1533ab5d129fSRaghava Aditya Renukunta break; 1534ab5d129fSRaghava Aditya Renukunta case DMA_FROM_DEVICE: 1535ab5d129fSRaghava Aditya Renukunta case DMA_BIDIRECTIONAL: 1536ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 1; 1537ab5d129fSRaghava Aditya Renukunta break; 1538ab5d129fSRaghava Aditya Renukunta case DMA_NONE: 1539ab5d129fSRaghava Aditya Renukunta default: 1540ab5d129fSRaghava Aditya Renukunta break; 1541ab5d129fSRaghava Aditya Renukunta } 1542ab5d129fSRaghava Aditya Renukunta hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1543ab5d129fSRaghava Aditya Renukunta 1544ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(cmd)); 1545ab5d129fSRaghava Aditya Renukunta target = scmd_id(cmd); 1546ab5d129fSRaghava Aditya Renukunta hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1547ab5d129fSRaghava Aditya Renukunta 1548ab5d129fSRaghava Aditya Renukunta /* we fill in reply_qid later in aac_src_deliver_message */ 1549ab5d129fSRaghava Aditya Renukunta /* we fill in iu_type, request_id later in aac_hba_send */ 1550ab5d129fSRaghava Aditya Renukunta /* we fill in emb_data_desc_count later in aac_build_sghba */ 1551ab5d129fSRaghava Aditya Renukunta 1552ab5d129fSRaghava Aditya Renukunta memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1553ab5d129fSRaghava Aditya Renukunta hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1554ab5d129fSRaghava Aditya Renukunta 1555ab5d129fSRaghava Aditya Renukunta address = (u64)fib->hw_error_pa; 1556ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1557ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1558ab5d129fSRaghava Aditya Renukunta hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1559ab5d129fSRaghava Aditya Renukunta 1560ab5d129fSRaghava Aditya Renukunta return hbacmd; 1561ab5d129fSRaghava Aditya Renukunta } 1562ab5d129fSRaghava Aditya Renukunta 1563e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1564e8f32de5SMark Haverkamp 1565e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1566e8f32de5SMark Haverkamp { 1567e8f32de5SMark Haverkamp u16 fibsize; 1568e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15690b433447SMahesh Rajashekhara long ret; 1570e8f32de5SMark Haverkamp 15710b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 15720b433447SMahesh Rajashekhara if (ret < 0) 15730b433447SMahesh Rajashekhara return ret; 1574727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1575e8f32de5SMark Haverkamp 1576e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1577e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1578e8f32de5SMark Haverkamp /* 1579e8f32de5SMark Haverkamp * Build Scatter/Gather list 1580e8f32de5SMark Haverkamp */ 1581e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1582e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1583e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1584e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1585e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1586e8f32de5SMark Haverkamp 1587e8f32de5SMark Haverkamp /* 1588e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1589e8f32de5SMark Haverkamp */ 1590e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1591e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1592e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1593e8f32de5SMark Haverkamp (void *) cmd); 1594e8f32de5SMark Haverkamp } 1595e8f32de5SMark Haverkamp 1596e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1597e8f32de5SMark Haverkamp { 1598e8f32de5SMark Haverkamp u16 fibsize; 1599e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 16000b433447SMahesh Rajashekhara long ret; 1601e8f32de5SMark Haverkamp 16020b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 16030b433447SMahesh Rajashekhara if (ret < 0) 16040b433447SMahesh Rajashekhara return ret; 1605727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1606e8f32de5SMark Haverkamp 1607e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1608e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1609e8f32de5SMark Haverkamp /* 1610e8f32de5SMark Haverkamp * Build Scatter/Gather list 1611e8f32de5SMark Haverkamp */ 1612e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1613e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1614e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1615e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1616e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1617e8f32de5SMark Haverkamp 1618e8f32de5SMark Haverkamp /* 1619e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1620e8f32de5SMark Haverkamp */ 1621e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1622e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1623e8f32de5SMark Haverkamp } 1624e8f32de5SMark Haverkamp 162594cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 162694cf6ba1SSalyzyn, Mark { 1627d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 162894cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 162994cf6ba1SSalyzyn, Mark return FAILED; 163094cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 163194cf6ba1SSalyzyn, Mark } 163294cf6ba1SSalyzyn, Mark 1633ab5d129fSRaghava Aditya Renukunta static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1634ab5d129fSRaghava Aditya Renukunta { 1635ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1636ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1637ab5d129fSRaghava Aditya Renukunta long ret; 1638ab5d129fSRaghava Aditya Renukunta 1639ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1640ab5d129fSRaghava Aditya Renukunta 1641ab5d129fSRaghava Aditya Renukunta ret = aac_build_sghba(cmd, hbacmd, 1642ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1643ab5d129fSRaghava Aditya Renukunta if (ret < 0) 1644ab5d129fSRaghava Aditya Renukunta return ret; 1645ab5d129fSRaghava Aditya Renukunta 1646ab5d129fSRaghava Aditya Renukunta /* 1647ab5d129fSRaghava Aditya Renukunta * Now send the HBA command to the adapter 1648ab5d129fSRaghava Aditya Renukunta */ 1649ab5d129fSRaghava Aditya Renukunta fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1650ab5d129fSRaghava Aditya Renukunta sizeof(struct aac_hba_sgl); 1651ab5d129fSRaghava Aditya Renukunta 1652ab5d129fSRaghava Aditya Renukunta return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1653ab5d129fSRaghava Aditya Renukunta (fib_callback) aac_hba_callback, 1654ab5d129fSRaghava Aditya Renukunta (void *) cmd); 1655ab5d129fSRaghava Aditya Renukunta } 1656ab5d129fSRaghava Aditya Renukunta 165771a91ca4SRaghava Aditya Renukunta int aac_issue_bmic_identify(struct aac_dev *dev, u32 bus, u32 target) 165871a91ca4SRaghava Aditya Renukunta { 165971a91ca4SRaghava Aditya Renukunta struct fib *fibptr; 166071a91ca4SRaghava Aditya Renukunta struct aac_srb *srbcmd; 166171a91ca4SRaghava Aditya Renukunta struct sgmap64 *sg64; 166271a91ca4SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp; 166371a91ca4SRaghava Aditya Renukunta dma_addr_t addr; 166471a91ca4SRaghava Aditya Renukunta u32 vbus, vid; 166571a91ca4SRaghava Aditya Renukunta u16 fibsize, datasize; 166671a91ca4SRaghava Aditya Renukunta int rcode = -ENOMEM; 166771a91ca4SRaghava Aditya Renukunta 1668ab5d129fSRaghava Aditya Renukunta 166971a91ca4SRaghava Aditya Renukunta fibptr = aac_fib_alloc(dev); 167071a91ca4SRaghava Aditya Renukunta if (!fibptr) 167171a91ca4SRaghava Aditya Renukunta goto out; 167271a91ca4SRaghava Aditya Renukunta 167371a91ca4SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - 167471a91ca4SRaghava Aditya Renukunta sizeof(struct sgentry) + sizeof(struct sgentry64); 167571a91ca4SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 167671a91ca4SRaghava Aditya Renukunta 167771a91ca4SRaghava Aditya Renukunta identify_resp = pci_alloc_consistent(dev->pdev, datasize, &addr); 167871a91ca4SRaghava Aditya Renukunta 167971a91ca4SRaghava Aditya Renukunta if (!identify_resp) 168071a91ca4SRaghava Aditya Renukunta goto fib_free_ptr; 168171a91ca4SRaghava Aditya Renukunta 16821c68856eSRaghava Aditya Renukunta vbus = (u32)le16_to_cpu(dev->supplement_adapter_info.virt_device_bus); 16831c68856eSRaghava Aditya Renukunta vid = (u32)le16_to_cpu(dev->supplement_adapter_info.virt_device_target); 168471a91ca4SRaghava Aditya Renukunta 168571a91ca4SRaghava Aditya Renukunta aac_fib_init(fibptr); 168671a91ca4SRaghava Aditya Renukunta 168771a91ca4SRaghava Aditya Renukunta srbcmd = (struct aac_srb *) fib_data(fibptr); 168871a91ca4SRaghava Aditya Renukunta srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 168971a91ca4SRaghava Aditya Renukunta srbcmd->channel = cpu_to_le32(vbus); 169071a91ca4SRaghava Aditya Renukunta srbcmd->id = cpu_to_le32(vid); 169171a91ca4SRaghava Aditya Renukunta srbcmd->lun = 0; 169271a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 169371a91ca4SRaghava Aditya Renukunta srbcmd->timeout = cpu_to_le32(10); 169471a91ca4SRaghava Aditya Renukunta srbcmd->retry_limit = 0; 169571a91ca4SRaghava Aditya Renukunta srbcmd->cdb_size = cpu_to_le32(12); 169671a91ca4SRaghava Aditya Renukunta srbcmd->count = cpu_to_le32(datasize); 169771a91ca4SRaghava Aditya Renukunta 169871a91ca4SRaghava Aditya Renukunta memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 169971a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 170071a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 170171a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 170271a91ca4SRaghava Aditya Renukunta 170371a91ca4SRaghava Aditya Renukunta sg64 = (struct sgmap64 *)&srbcmd->sg; 170471a91ca4SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 170571a91ca4SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32((u32)(((addr) >> 16) >> 16)); 170671a91ca4SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 170771a91ca4SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(datasize); 170871a91ca4SRaghava Aditya Renukunta 170971a91ca4SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, 171071a91ca4SRaghava Aditya Renukunta fibptr, fibsize, FsaNormal, 1, 1, NULL, NULL); 171171a91ca4SRaghava Aditya Renukunta 171271a91ca4SRaghava Aditya Renukunta if (identify_resp->current_queue_depth_limit <= 0 || 171371a91ca4SRaghava Aditya Renukunta identify_resp->current_queue_depth_limit > 32) 171471a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 171571a91ca4SRaghava Aditya Renukunta else 171671a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 171771a91ca4SRaghava Aditya Renukunta identify_resp->current_queue_depth_limit; 171871a91ca4SRaghava Aditya Renukunta 171971a91ca4SRaghava Aditya Renukunta pci_free_consistent(dev->pdev, datasize, (void *)identify_resp, addr); 172071a91ca4SRaghava Aditya Renukunta 172171a91ca4SRaghava Aditya Renukunta aac_fib_complete(fibptr); 172271a91ca4SRaghava Aditya Renukunta 172371a91ca4SRaghava Aditya Renukunta fib_free_ptr: 172471a91ca4SRaghava Aditya Renukunta aac_fib_free(fibptr); 172571a91ca4SRaghava Aditya Renukunta out: 172671a91ca4SRaghava Aditya Renukunta return rcode; 172771a91ca4SRaghava Aditya Renukunta } 172871a91ca4SRaghava Aditya Renukunta 1729c83b11e3SRaghava Aditya Renukunta /** 1730c83b11e3SRaghava Aditya Renukunta * aac_update hba_map()- update current hba map with data from FW 1731c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1732c83b11e3SRaghava Aditya Renukunta * @phys_luns: FW information from report phys luns 1733c83b11e3SRaghava Aditya Renukunta * 1734c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1735c83b11e3SRaghava Aditya Renukunta */ 1736c83b11e3SRaghava Aditya Renukunta void aac_update_hba_map(struct aac_dev *dev, 17376223a39fSRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns, int rescan) 1738c83b11e3SRaghava Aditya Renukunta { 1739c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1740c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1741c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1742c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 1743c83b11e3SRaghava Aditya Renukunta u8 devtype; 1744c83b11e3SRaghava Aditya Renukunta 1745c83b11e3SRaghava Aditya Renukunta lun_count = ((phys_luns->list_length[0] << 24) 1746c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[1] << 16) 1747c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[2] << 8) 1748c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[3])) / 24; 1749c83b11e3SRaghava Aditya Renukunta 1750c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1751c83b11e3SRaghava Aditya Renukunta 1752c83b11e3SRaghava Aditya Renukunta bus = phys_luns->lun[i].level2[1] & 0x3f; 1753c83b11e3SRaghava Aditya Renukunta target = phys_luns->lun[i].level2[0]; 1754c83b11e3SRaghava Aditya Renukunta expose_flag = phys_luns->lun[i].bus >> 6; 1755c83b11e3SRaghava Aditya Renukunta attribs = phys_luns->lun[i].node_ident[9]; 1756c83b11e3SRaghava Aditya Renukunta nexus = *((u32 *) &phys_luns->lun[i].node_ident[12]); 1757c83b11e3SRaghava Aditya Renukunta 1758c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1759c83b11e3SRaghava Aditya Renukunta continue; 1760c83b11e3SRaghava Aditya Renukunta 1761c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].expose = expose_flag; 1762c83b11e3SRaghava Aditya Renukunta 1763c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 1764c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_RAID_MEMBER; 1765c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1766c83b11e3SRaghava Aditya Renukunta } 1767c83b11e3SRaghava Aditya Renukunta 1768c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 1769c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_NATIVE_RAW; 1770c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1771c83b11e3SRaghava Aditya Renukunta nexus; 1772c83b11e3SRaghava Aditya Renukunta } else 1773c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_ARC_RAW; 1774c83b11e3SRaghava Aditya Renukunta 1775c83b11e3SRaghava Aditya Renukunta if (devtype != AAC_DEVTYPE_NATIVE_RAW) 1776c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1777c83b11e3SRaghava Aditya Renukunta 177871a91ca4SRaghava Aditya Renukunta if (aac_issue_bmic_identify(dev, bus, target) < 0) 177971a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 178071a91ca4SRaghava Aditya Renukunta 1781c83b11e3SRaghava Aditya Renukunta update_devtype: 17826223a39fSRaghava Aditya Renukunta if (rescan == AAC_INIT) 1783c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = devtype; 17846223a39fSRaghava Aditya Renukunta else 17856223a39fSRaghava Aditya Renukunta dev->hba_map[bus][target].new_devtype = devtype; 1786c83b11e3SRaghava Aditya Renukunta } 1787c83b11e3SRaghava Aditya Renukunta } 1788c83b11e3SRaghava Aditya Renukunta 1789c83b11e3SRaghava Aditya Renukunta /** 1790c83b11e3SRaghava Aditya Renukunta * aac_report_phys_luns() Process topology change 1791c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1792c83b11e3SRaghava Aditya Renukunta * @fibptr: fib pointer 1793c83b11e3SRaghava Aditya Renukunta * 1794c83b11e3SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1795c83b11e3SRaghava Aditya Renukunta * the current hba_map. 1796c83b11e3SRaghava Aditya Renukunta */ 17976223a39fSRaghava Aditya Renukunta int aac_report_phys_luns(struct aac_dev *dev, struct fib *fibptr, int rescan) 1798c83b11e3SRaghava Aditya Renukunta { 1799c83b11e3SRaghava Aditya Renukunta int fibsize, datasize; 1800c83b11e3SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1801c83b11e3SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1802c83b11e3SRaghava Aditya Renukunta struct sgmap64 *sg64; 1803c83b11e3SRaghava Aditya Renukunta dma_addr_t addr; 1804c83b11e3SRaghava Aditya Renukunta u32 vbus, vid; 180576291469SColin Ian King int rcode = 0; 1806c83b11e3SRaghava Aditya Renukunta 1807c83b11e3SRaghava Aditya Renukunta /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */ 1808c83b11e3SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) 1809c83b11e3SRaghava Aditya Renukunta + sizeof(struct sgentry64); 1810c83b11e3SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) 1811c83b11e3SRaghava Aditya Renukunta + (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1812c83b11e3SRaghava Aditya Renukunta 1813c83b11e3SRaghava Aditya Renukunta phys_luns = (struct aac_ciss_phys_luns_resp *) pci_alloc_consistent( 1814c83b11e3SRaghava Aditya Renukunta dev->pdev, datasize, &addr); 1815c83b11e3SRaghava Aditya Renukunta 1816c83b11e3SRaghava Aditya Renukunta if (phys_luns == NULL) { 1817c83b11e3SRaghava Aditya Renukunta rcode = -ENOMEM; 1818c83b11e3SRaghava Aditya Renukunta goto err_out; 1819c83b11e3SRaghava Aditya Renukunta } 1820c83b11e3SRaghava Aditya Renukunta 1821c83b11e3SRaghava Aditya Renukunta vbus = (u32) le16_to_cpu( 18221c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus); 1823c83b11e3SRaghava Aditya Renukunta vid = (u32) le16_to_cpu( 18241c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_target); 1825c83b11e3SRaghava Aditya Renukunta 1826c83b11e3SRaghava Aditya Renukunta aac_fib_init(fibptr); 1827c83b11e3SRaghava Aditya Renukunta 1828c83b11e3SRaghava Aditya Renukunta srbcmd = (struct aac_srb *) fib_data(fibptr); 1829c83b11e3SRaghava Aditya Renukunta srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1830c83b11e3SRaghava Aditya Renukunta srbcmd->channel = cpu_to_le32(vbus); 1831c83b11e3SRaghava Aditya Renukunta srbcmd->id = cpu_to_le32(vid); 1832c83b11e3SRaghava Aditya Renukunta srbcmd->lun = 0; 1833c83b11e3SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1834c83b11e3SRaghava Aditya Renukunta srbcmd->timeout = cpu_to_le32(10); 1835c83b11e3SRaghava Aditya Renukunta srbcmd->retry_limit = 0; 1836c83b11e3SRaghava Aditya Renukunta srbcmd->cdb_size = cpu_to_le32(12); 1837c83b11e3SRaghava Aditya Renukunta srbcmd->count = cpu_to_le32(datasize); 1838c83b11e3SRaghava Aditya Renukunta 1839c83b11e3SRaghava Aditya Renukunta memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1840c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1841c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1842c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1843c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1844c83b11e3SRaghava Aditya Renukunta 1845c83b11e3SRaghava Aditya Renukunta sg64 = (struct sgmap64 *) &srbcmd->sg; 1846c83b11e3SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 1847c83b11e3SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 1848c83b11e3SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 1849c83b11e3SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(datasize); 1850c83b11e3SRaghava Aditya Renukunta 1851c83b11e3SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, 1852c83b11e3SRaghava Aditya Renukunta FsaNormal, 1, 1, NULL, NULL); 1853c83b11e3SRaghava Aditya Renukunta 1854c83b11e3SRaghava Aditya Renukunta /* analyse data */ 1855c83b11e3SRaghava Aditya Renukunta if (rcode >= 0 && phys_luns->resp_flag == 2) { 1856c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 18576223a39fSRaghava Aditya Renukunta aac_update_hba_map(dev, phys_luns, rescan); 1858c83b11e3SRaghava Aditya Renukunta } 1859c83b11e3SRaghava Aditya Renukunta 1860c83b11e3SRaghava Aditya Renukunta pci_free_consistent(dev->pdev, datasize, (void *) phys_luns, addr); 1861c83b11e3SRaghava Aditya Renukunta err_out: 1862c83b11e3SRaghava Aditya Renukunta return rcode; 1863c83b11e3SRaghava Aditya Renukunta } 1864c83b11e3SRaghava Aditya Renukunta 18651da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 18661da177e4SLinus Torvalds { 18671da177e4SLinus Torvalds struct fib* fibptr; 18681da177e4SLinus Torvalds int rcode; 1869c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 18707c00ffa3SMark Haverkamp struct aac_adapter_info *info; 187184971738SMark Haverkamp struct aac_bus_info *command; 187284971738SMark Haverkamp struct aac_bus_info_response *bus_info; 18737c00ffa3SMark Haverkamp 1874bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 18751da177e4SLinus Torvalds return -ENOMEM; 18761da177e4SLinus Torvalds 1877bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 18781da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 18797c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 18801da177e4SLinus Torvalds 1881bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 18821da177e4SLinus Torvalds fibptr, 18837c00ffa3SMark Haverkamp sizeof(*info), 18841da177e4SLinus Torvalds FsaNormal, 18859203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 18861da177e4SLinus Torvalds NULL, 18871da177e4SLinus Torvalds NULL); 18881da177e4SLinus Torvalds 18897c00ffa3SMark Haverkamp if (rcode < 0) { 1890cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 1891cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 1892cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1893bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1894bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1895cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 18967c00ffa3SMark Haverkamp return rcode; 18977c00ffa3SMark Haverkamp } 18987c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 18997c00ffa3SMark Haverkamp 19001c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 19017c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 190206a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 19037c00ffa3SMark Haverkamp 1904bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 19057c00ffa3SMark Haverkamp 190606a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 19077c00ffa3SMark Haverkamp 190806a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 19097c00ffa3SMark Haverkamp 1910bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 19117c00ffa3SMark Haverkamp fibptr, 191206a43d17SSalyzyn, Mark sizeof(*sinfo), 19137c00ffa3SMark Haverkamp FsaNormal, 19147c00ffa3SMark Haverkamp 1, 1, 19157c00ffa3SMark Haverkamp NULL, 19167c00ffa3SMark Haverkamp NULL); 19177c00ffa3SMark Haverkamp 19187c00ffa3SMark Haverkamp if (rcode >= 0) 191906a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 1920cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 1921cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 1922cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 1923cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 1924cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 1925cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 19267c00ffa3SMark Haverkamp } 19271da177e4SLinus Torvalds 1928c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 1929c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 193071a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 1931c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 193271a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 193371a91ca4SRaghava Aditya Renukunta } 1934c83b11e3SRaghava Aditya Renukunta } 193584971738SMark Haverkamp 193684971738SMark Haverkamp /* 193784971738SMark Haverkamp * GetBusInfo 193884971738SMark Haverkamp */ 193984971738SMark Haverkamp 1940bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 194184971738SMark Haverkamp 194284971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 194384971738SMark Haverkamp 194484971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 194584971738SMark Haverkamp 194684971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 194784971738SMark Haverkamp 194884971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 194984971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 195084971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 195184971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 195284971738SMark Haverkamp 1953bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 195484971738SMark Haverkamp fibptr, 195584971738SMark Haverkamp sizeof (*bus_info), 195684971738SMark Haverkamp FsaNormal, 195784971738SMark Haverkamp 1, 1, 195884971738SMark Haverkamp NULL, NULL); 195984971738SMark Haverkamp 196094cf6ba1SSalyzyn, Mark /* reasoned default */ 196194cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 196284971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 196384971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 196484971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 196584971738SMark Haverkamp } 196684971738SMark Haverkamp 1967c83b11e3SRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 19681c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus != 0xffff) { 1969c83b11e3SRaghava Aditya Renukunta /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */ 19706223a39fSRaghava Aditya Renukunta rcode = aac_report_phys_luns(dev, fibptr, AAC_INIT); 1971c83b11e3SRaghava Aditya Renukunta } 1972c83b11e3SRaghava Aditya Renukunta 19738c867b25SMark Haverkamp if (!dev->in_reset) { 197424f02e1dSSalyzyn, Mark char buffer[16]; 19751da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 19767c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 19771da177e4SLinus Torvalds dev->name, 19781da177e4SLinus Torvalds dev->id, 19791da177e4SLinus Torvalds tmp>>24, 19801da177e4SLinus Torvalds (tmp>>16)&0xff, 19811da177e4SLinus Torvalds tmp&0xff, 19827c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 19831c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 19841c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 19851da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 19861da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 19871da177e4SLinus Torvalds dev->name, dev->id, 19881da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 19891da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 19901da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 19911da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 19921da177e4SLinus Torvalds dev->name, dev->id, 19931da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 19941da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 199524f02e1dSSalyzyn, Mark buffer[0] = '\0'; 1996ee959b00STony Jones if (aac_get_serial_number( 199724f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 199824f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 199924f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 20001c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2001a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2002a45c863fSSalyzyn, Mark dev->name, dev->id, 20031c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 20041c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 20051c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2006a45c863fSSalyzyn, Mark } 20072f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 20081c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2009a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 201029c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 201129c97684SSalyzyn, Mark dev->name, dev->id); 201229c97684SSalyzyn, Mark } 20138c867b25SMark Haverkamp } 20141da177e4SLinus Torvalds 201595e852e1SSalyzyn, Mark dev->cache_protected = 0; 20161c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2017cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 20181da177e4SLinus Torvalds dev->nondasd_support = 0; 20191da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 202095e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 20211da177e4SLinus Torvalds dev->nondasd_support = 1; 20221da177e4SLinus Torvalds 20231da177e4SLinus Torvalds /* 20241da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 20251da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 20261da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 20271da177e4SLinus Torvalds * additional changes changes will have to be made to support 20281da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 20291da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 20301da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 20311da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 20321da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 20331da177e4SLinus Torvalds */ 20341da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 20351da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 20361da177e4SLinus Torvalds dev->nondasd_support = 1; 20371da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 20381da177e4SLinus Torvalds } 20391da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 20401da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 20411da177e4SLinus Torvalds dev->name, dev->id); 20421da177e4SLinus Torvalds 204395e852e1SSalyzyn, Mark if (nondasd != -1) 20441da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 20452f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 20461da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 20471da177e4SLinus Torvalds 2048e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2049d8e96507SLeubner, Achim dev->needs_dac = 1; 20501da177e4SLinus Torvalds dev->dac_support = 0; 2051d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2052d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 20532f7ecc55SSalyzyn, Mark if (!dev->in_reset) 20542f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 20552f7ecc55SSalyzyn, Mark dev->name, dev->id); 20561da177e4SLinus Torvalds dev->dac_support = 1; 20571da177e4SLinus Torvalds } 20581da177e4SLinus Torvalds 20591da177e4SLinus Torvalds if(dacmode != -1) { 20601da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 20611da177e4SLinus Torvalds } 2062d8e96507SLeubner, Achim 2063d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2064d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2065d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2066d8e96507SLeubner, Achim dev->nondasd_support = 0; 2067d8e96507SLeubner, Achim dev->jbod = 0; 2068d8e96507SLeubner, Achim expose_physicals = 0; 2069d8e96507SLeubner, Achim } 2070d8e96507SLeubner, Achim 20711da177e4SLinus Torvalds if(dev->dac_support != 0) { 20726a35528aSYang Hongyang if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64)) && 20736a35528aSYang Hongyang !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 20742f7ecc55SSalyzyn, Mark if (!dev->in_reset) 20751da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 20761da177e4SLinus Torvalds dev->name, dev->id); 2077284901a9SYang Hongyang } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32)) && 2078284901a9SYang Hongyang !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 20791da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 20801da177e4SLinus Torvalds dev->name, dev->id); 20811da177e4SLinus Torvalds dev->dac_support = 0; 20821da177e4SLinus Torvalds } else { 20831da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 20841da177e4SLinus Torvalds dev->name, dev->id); 20851da177e4SLinus Torvalds rcode = -ENOMEM; 20861da177e4SLinus Torvalds } 20871da177e4SLinus Torvalds } 20887c00ffa3SMark Haverkamp /* 2089e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2090e8f32de5SMark Haverkamp * interface. 20917c00ffa3SMark Haverkamp */ 2092e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 209394cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 209494cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 209594cf6ba1SSalyzyn, Mark : aac_scsi_64) 2096e8f32de5SMark Haverkamp : aac_scsi_32; 2097e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2098e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2099e8f32de5SMark Haverkamp ? aac_bounds_64 2100e8f32de5SMark Haverkamp : aac_bounds_32; 2101e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2102e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2103e8f32de5SMark Haverkamp } else { 2104e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 21057c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 21067c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 210763a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 210863a70eeaSMark Haverkamp sizeof(struct sgentry); 21097c00ffa3SMark Haverkamp if (dev->dac_support) { 2110e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2111e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 21127c00ffa3SMark Haverkamp /* 21137c00ffa3SMark Haverkamp * 38 scatter gather elements 21147c00ffa3SMark Haverkamp */ 21157c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 21167c00ffa3SMark Haverkamp (dev->max_fib_size - 21177c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 21187c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 211963a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 212063a70eeaSMark Haverkamp sizeof(struct sgentry64); 2121e8f32de5SMark Haverkamp } else { 2122e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2123e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 21247c00ffa3SMark Haverkamp } 21257c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 21267c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 21277c00ffa3SMark Haverkamp /* 21287c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 21297c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 21307c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 21317c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 21327c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 21337c00ffa3SMark Haverkamp * element. 21347c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 21357c00ffa3SMark Haverkamp */ 21367c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 21377c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 21387c00ffa3SMark Haverkamp } 21390e68c003SMark Haverkamp } 2140ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2141ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2142ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2143ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2144ab5d129fSRaghava Aditya Renukunta 2145cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2146cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2147bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2148bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2149cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 21501da177e4SLinus Torvalds 21511da177e4SLinus Torvalds return rcode; 21521da177e4SLinus Torvalds } 21531da177e4SLinus Torvalds 21541da177e4SLinus Torvalds 2155e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 21561da177e4SLinus Torvalds { 21571da177e4SLinus Torvalds struct aac_dev *dev; 21581da177e4SLinus Torvalds struct aac_read_reply *readreply; 21591da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 21601da177e4SLinus Torvalds u32 cid; 21611da177e4SLinus Torvalds 21621da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 21631da177e4SLinus Torvalds 216403d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 216503d44337SMark Haverkamp return; 216603d44337SMark Haverkamp 21671a655040SSalyzyn, Mark dev = fibptr->dev; 2168e5718774SMark Haverkamp cid = scmd_id(scsicmd); 21691da177e4SLinus Torvalds 21707a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 21717a8cf29dSMark Haverkamp u64 lba; 21727a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 21737a8cf29dSMark Haverkamp case WRITE_6: 21747a8cf29dSMark Haverkamp case READ_6: 21757a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 21767a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 21777a8cf29dSMark Haverkamp break; 21787a8cf29dSMark Haverkamp case WRITE_16: 21797a8cf29dSMark Haverkamp case READ_16: 21807a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 21817a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 21827a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 21837a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 21847a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 21857a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 21867a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 21877a8cf29dSMark Haverkamp break; 21887a8cf29dSMark Haverkamp case WRITE_12: 21897a8cf29dSMark Haverkamp case READ_12: 21907a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 21917a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 21927a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 21937a8cf29dSMark Haverkamp break; 21947a8cf29dSMark Haverkamp default: 21957a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 21967a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 21977a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 21987a8cf29dSMark Haverkamp break; 21997a8cf29dSMark Haverkamp } 22007a8cf29dSMark Haverkamp printk(KERN_DEBUG 22017a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 22027a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 22037a8cf29dSMark Haverkamp } 22041da177e4SLinus Torvalds 2205125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 22061da177e4SLinus Torvalds 2207727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2208727eead6SFUJITA Tomonori 22091da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2210655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2211655d722cSMark Salyzyn case ST_OK: 2212655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2213655d722cSMark Salyzyn SAM_STAT_GOOD; 2214655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2215655d722cSMark Salyzyn break; 2216655d722cSMark Salyzyn case ST_NOT_READY: 2217655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2218655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2219655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2220655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2221655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2222655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2223655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2224655d722cSMark Salyzyn break; 2225f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2226f956a669SRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2227f956a669SRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 2228f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2229f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2230f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2231f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2232f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2233f956a669SRaghava Aditya Renukunta break; 2234655d722cSMark Salyzyn default: 22357c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2236e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 22371da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 22387c00ffa3SMark Haverkamp #endif 2239655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2240655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 22418e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 22428e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 22438e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 22441da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 22453ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 22463ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2247655d722cSMark Salyzyn break; 22481da177e4SLinus Torvalds } 2249bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 22501da177e4SLinus Torvalds 22518e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 22521da177e4SLinus Torvalds } 22531da177e4SLinus Torvalds 22549e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 22551da177e4SLinus Torvalds { 22567a8cf29dSMark Haverkamp u64 lba; 22571da177e4SLinus Torvalds u32 count; 22581da177e4SLinus Torvalds int status; 22591da177e4SLinus Torvalds struct aac_dev *dev; 22601da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2261da3cc679SRajashekhara, Mahesh int cid; 22621da177e4SLinus Torvalds 22631da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 22641da177e4SLinus Torvalds /* 22651da177e4SLinus Torvalds * Get block address and transfer length 22661da177e4SLinus Torvalds */ 22677a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 22687a8cf29dSMark Haverkamp case READ_6: 22699e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 22701da177e4SLinus Torvalds 22717a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 22727a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 22731da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 22741da177e4SLinus Torvalds 22751da177e4SLinus Torvalds if (count == 0) 22761da177e4SLinus Torvalds count = 256; 22777a8cf29dSMark Haverkamp break; 22787a8cf29dSMark Haverkamp case READ_16: 22799e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 22807a8cf29dSMark Haverkamp 22817a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 22827a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 22837a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 22847a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 22857a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 22867a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 22877a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 22887a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 22897a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 22907a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 22917a8cf29dSMark Haverkamp break; 22927a8cf29dSMark Haverkamp case READ_12: 22939e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 22947a8cf29dSMark Haverkamp 22957a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 22967a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 22977a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 22987a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 22997a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23007a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23017a8cf29dSMark Haverkamp break; 23027a8cf29dSMark Haverkamp default: 23039e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 23041da177e4SLinus Torvalds 23057a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23067a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23077a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23081da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 23097a8cf29dSMark Haverkamp break; 23101da177e4SLinus Torvalds } 2311da3cc679SRajashekhara, Mahesh 2312da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2313da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2314da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2315da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2316da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2317da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2318da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2319da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2320da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2321da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2322da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2323da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2324da3cc679SRajashekhara, Mahesh return 1; 2325da3cc679SRajashekhara, Mahesh } 2326da3cc679SRajashekhara, Mahesh 23277a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 23287c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2329e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 23307a8cf29dSMark Haverkamp return 0; 23311da177e4SLinus Torvalds /* 23321da177e4SLinus Torvalds * Alocate and initialize a Fib 23331da177e4SLinus Torvalds */ 23346bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 23351da177e4SLinus Torvalds 2336e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 23371da177e4SLinus Torvalds 23381da177e4SLinus Torvalds /* 23391da177e4SLinus Torvalds * Check that the command queued to the controller 23401da177e4SLinus Torvalds */ 234177d644d4SMark Haverkamp if (status == -EINPROGRESS) { 234277d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 23431da177e4SLinus Torvalds return 0; 234477d644d4SMark Haverkamp } 23451da177e4SLinus Torvalds 2346bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 23471da177e4SLinus Torvalds /* 23481da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 23491da177e4SLinus Torvalds */ 23501da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 23518e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2352bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2353bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 23541da177e4SLinus Torvalds return 0; 23551da177e4SLinus Torvalds } 23561da177e4SLinus Torvalds 23579e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 23581da177e4SLinus Torvalds { 23597a8cf29dSMark Haverkamp u64 lba; 23601da177e4SLinus Torvalds u32 count; 23619d399cc7SSalyzyn, Mark int fua; 23621da177e4SLinus Torvalds int status; 23631da177e4SLinus Torvalds struct aac_dev *dev; 23641da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2365da3cc679SRajashekhara, Mahesh int cid; 23661da177e4SLinus Torvalds 23671da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 23681da177e4SLinus Torvalds /* 23691da177e4SLinus Torvalds * Get block address and transfer length 23701da177e4SLinus Torvalds */ 23711da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 23721da177e4SLinus Torvalds { 23731da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23741da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 23751da177e4SLinus Torvalds if (count == 0) 23761da177e4SLinus Torvalds count = 256; 23779d399cc7SSalyzyn, Mark fua = 0; 23787a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 23799e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 23807a8cf29dSMark Haverkamp 23817a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23827a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23837a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23847a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23857a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23867a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23877a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23887a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 23897a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 23909d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 23917a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 23929e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 23937a8cf29dSMark Haverkamp 23947a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 23957a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23967a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 23977a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23989d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 23991da177e4SLinus Torvalds } else { 24009e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 24017a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24021da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24039d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 24041da177e4SLinus Torvalds } 2405da3cc679SRajashekhara, Mahesh 2406da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2407da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2408da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2409da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2410da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2411da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2412da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2413da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2414da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2415da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2416da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2417da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2418da3cc679SRajashekhara, Mahesh return 1; 2419da3cc679SRajashekhara, Mahesh } 2420da3cc679SRajashekhara, Mahesh 24217a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 24221da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2423e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24247a8cf29dSMark Haverkamp return 0; 24251da177e4SLinus Torvalds /* 24261da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 24271da177e4SLinus Torvalds */ 24286bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 24291da177e4SLinus Torvalds 24309d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 24311da177e4SLinus Torvalds 24321da177e4SLinus Torvalds /* 24331da177e4SLinus Torvalds * Check that the command queued to the controller 24341da177e4SLinus Torvalds */ 243577d644d4SMark Haverkamp if (status == -EINPROGRESS) { 243677d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 24371da177e4SLinus Torvalds return 0; 24381da177e4SLinus Torvalds } 24391da177e4SLinus Torvalds 2440bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 24411da177e4SLinus Torvalds /* 24421da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 24431da177e4SLinus Torvalds */ 24441da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 24458e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 24461da177e4SLinus Torvalds 2447bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2448bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 24491da177e4SLinus Torvalds return 0; 24501da177e4SLinus Torvalds } 24511da177e4SLinus Torvalds 24521da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 24531da177e4SLinus Torvalds { 24541da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 24551da177e4SLinus Torvalds struct scsi_cmnd *cmd; 24561da177e4SLinus Torvalds 24571da177e4SLinus Torvalds cmd = context; 24581da177e4SLinus Torvalds 245903d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 246003d44337SMark Haverkamp return; 246103d44337SMark Haverkamp 24621da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 24631da177e4SLinus Torvalds smp_processor_id(), jiffies)); 24641da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 24651da177e4SLinus Torvalds 24661da177e4SLinus Torvalds 24671da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 24681da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 24691da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 24701da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 24711da177e4SLinus Torvalds else { 24721da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 24731a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2474e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 24751da177e4SLinus Torvalds printk(KERN_WARNING 24761da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 24771da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 24781da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 24791da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 24808e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 24818e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 24828e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 24831da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2484b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2485b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 24861da177e4SLinus Torvalds } 24871da177e4SLinus Torvalds 2488bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2489bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 24908e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 24911da177e4SLinus Torvalds } 24921da177e4SLinus Torvalds 24939e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 24941da177e4SLinus Torvalds { 24951da177e4SLinus Torvalds int status; 24961da177e4SLinus Torvalds struct fib *cmd_fibcontext; 24971da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 24981da177e4SLinus Torvalds struct scsi_cmnd *cmd; 24991da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 25001da177e4SLinus Torvalds int active = 0; 250190ee3466SMark Haverkamp struct aac_dev *aac; 2502b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 2503b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 2504b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25051da177e4SLinus Torvalds unsigned long flags; 25061da177e4SLinus Torvalds 25071da177e4SLinus Torvalds /* 250877d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 250977d644d4SMark Haverkamp * specific target (block). 25101da177e4SLinus Torvalds */ 25111da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 25121da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 2513b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 2514b90f90d2SSalyzyn, Mark u64 cmnd_lba; 2515b90f90d2SSalyzyn, Mark u32 cmnd_count; 2516b90f90d2SSalyzyn, Mark 2517b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 2518b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 2519b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 2520b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 2521b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 2522b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 2523b90f90d2SSalyzyn, Mark cmnd_count = 256; 2524b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 2525b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 2526b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 2527b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 2528b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 2529b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 2530b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2531b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2532b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2533b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 2534b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 2535b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 2536b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 2537b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 2538b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2539b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2540b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2541b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2542b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 2543b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2544b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2545b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2546b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 2547b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2548b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2549b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2550b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2551b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 2552b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 2553b90f90d2SSalyzyn, Mark } else 2554b90f90d2SSalyzyn, Mark continue; 2555b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 2556b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 2557b90f90d2SSalyzyn, Mark continue; 25581da177e4SLinus Torvalds ++active; 25591da177e4SLinus Torvalds break; 25601da177e4SLinus Torvalds } 25611da177e4SLinus Torvalds 25621da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 25631da177e4SLinus Torvalds 25641da177e4SLinus Torvalds /* 25651da177e4SLinus Torvalds * Yield the processor (requeue for later) 25661da177e4SLinus Torvalds */ 25671da177e4SLinus Torvalds if (active) 25681da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 25691da177e4SLinus Torvalds 2570f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 25718c867b25SMark Haverkamp if (aac->in_reset) 25728c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 25738c867b25SMark Haverkamp 25741da177e4SLinus Torvalds /* 25757c00ffa3SMark Haverkamp * Allocate and initialize a Fib 25761da177e4SLinus Torvalds */ 257790ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 25781da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 25791da177e4SLinus Torvalds 2580bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 25811da177e4SLinus Torvalds 25821da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 25831da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 25841da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 25859e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 25861da177e4SLinus Torvalds synchronizecmd->count = 25871da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 25881da177e4SLinus Torvalds 25891da177e4SLinus Torvalds /* 25901da177e4SLinus Torvalds * Now send the Fib to the adapter 25911da177e4SLinus Torvalds */ 2592bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 25931da177e4SLinus Torvalds cmd_fibcontext, 25941da177e4SLinus Torvalds sizeof(struct aac_synchronize), 25951da177e4SLinus Torvalds FsaNormal, 25961da177e4SLinus Torvalds 0, 1, 25971da177e4SLinus Torvalds (fib_callback)synchronize_callback, 25981da177e4SLinus Torvalds (void *)scsicmd); 25991da177e4SLinus Torvalds 26001da177e4SLinus Torvalds /* 26011da177e4SLinus Torvalds * Check that the command queued to the controller 26021da177e4SLinus Torvalds */ 260377d644d4SMark Haverkamp if (status == -EINPROGRESS) { 260477d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 26051da177e4SLinus Torvalds return 0; 260677d644d4SMark Haverkamp } 26071da177e4SLinus Torvalds 26081da177e4SLinus Torvalds printk(KERN_WARNING 2609bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2610bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2611bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26121da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 26131da177e4SLinus Torvalds } 26141da177e4SLinus Torvalds 2615655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2616655d722cSMark Salyzyn { 2617655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2618655d722cSMark Salyzyn 2619655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2620655d722cSMark Salyzyn return; 2621655d722cSMark Salyzyn 2622655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2623655d722cSMark Salyzyn 2624655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2625655d722cSMark Salyzyn 2626655d722cSMark Salyzyn aac_fib_complete(fibptr); 2627655d722cSMark Salyzyn aac_fib_free(fibptr); 2628655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2629655d722cSMark Salyzyn } 2630655d722cSMark Salyzyn 2631655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2632655d722cSMark Salyzyn { 2633655d722cSMark Salyzyn int status; 2634655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2635655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2636655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2637655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2638655d722cSMark Salyzyn 26391c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2640655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2641655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2642655d722cSMark Salyzyn SAM_STAT_GOOD; 2643655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2644655d722cSMark Salyzyn return 0; 2645655d722cSMark Salyzyn } 2646655d722cSMark Salyzyn 2647655d722cSMark Salyzyn if (aac->in_reset) 2648655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2649655d722cSMark Salyzyn 2650655d722cSMark Salyzyn /* 2651655d722cSMark Salyzyn * Allocate and initialize a Fib 2652655d722cSMark Salyzyn */ 26536bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2654655d722cSMark Salyzyn 2655655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2656655d722cSMark Salyzyn 2657655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2658655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2659655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2660655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2661655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2662655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2663655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2664655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2665655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 2666655d722cSMark Salyzyn 2667655d722cSMark Salyzyn /* 2668655d722cSMark Salyzyn * Now send the Fib to the adapter 2669655d722cSMark Salyzyn */ 2670655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2671655d722cSMark Salyzyn cmd_fibcontext, 2672655d722cSMark Salyzyn sizeof(struct aac_power_management), 2673655d722cSMark Salyzyn FsaNormal, 2674655d722cSMark Salyzyn 0, 1, 2675655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2676655d722cSMark Salyzyn (void *)scsicmd); 2677655d722cSMark Salyzyn 2678655d722cSMark Salyzyn /* 2679655d722cSMark Salyzyn * Check that the command queued to the controller 2680655d722cSMark Salyzyn */ 2681655d722cSMark Salyzyn if (status == -EINPROGRESS) { 2682655d722cSMark Salyzyn scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2683655d722cSMark Salyzyn return 0; 2684655d722cSMark Salyzyn } 2685655d722cSMark Salyzyn 2686655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2687655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2688655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2689655d722cSMark Salyzyn } 2690655d722cSMark Salyzyn 26911da177e4SLinus Torvalds /** 26921da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 26931da177e4SLinus Torvalds * @scsicmd: SCSI command block 26941da177e4SLinus Torvalds * 26951da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 26961da177e4SLinus Torvalds * aacraid firmware. 26971da177e4SLinus Torvalds */ 26981da177e4SLinus Torvalds 26991da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 27001da177e4SLinus Torvalds { 2701ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 27021da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 27031da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 27041da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 27051da177e4SLinus Torvalds 270690ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 270790ee3466SMark Haverkamp return -1; 27081da177e4SLinus Torvalds /* 27091da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 27101da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 27111da177e4SLinus Torvalds * itself. 27121da177e4SLinus Torvalds */ 27131a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 27141a655040SSalyzyn, Mark if (cid != host->this_id) { 27151a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 27161a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2717e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 27181da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2719c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27201da177e4SLinus Torvalds } 27211da177e4SLinus Torvalds 27221da177e4SLinus Torvalds /* 27231da177e4SLinus Torvalds * If the target container doesn't exist, it may have 27241da177e4SLinus Torvalds * been newly created 27251da177e4SLinus Torvalds */ 2726655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2727655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2728655d722cSMark Salyzyn NOT_READY)) { 27291da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2730eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 27317a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 27327a8cf29dSMark Haverkamp !(dev->raw_io_64) || 27337a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 27347a8cf29dSMark Haverkamp break; 27351da177e4SLinus Torvalds case INQUIRY: 27361da177e4SLinus Torvalds case READ_CAPACITY: 27371da177e4SLinus Torvalds case TEST_UNIT_READY: 27388c867b25SMark Haverkamp if (dev->in_reset) 27398c867b25SMark Haverkamp return -1; 2740fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2741fe76df42SMark Haverkamp aac_probe_container_callback2); 27421da177e4SLinus Torvalds default: 27431da177e4SLinus Torvalds break; 27441da177e4SLinus Torvalds } 27451da177e4SLinus Torvalds } 27461da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2747ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2748ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2749ab5d129fSRaghava Aditya Renukunta (dev->hba_map[bus][cid].expose 2750ab5d129fSRaghava Aditya Renukunta == AAC_HIDE_DISK)){ 2751ab5d129fSRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY) { 2752ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 2753ab5d129fSRaghava Aditya Renukunta goto scsi_done_ret; 2754ab5d129fSRaghava Aditya Renukunta } 2755ab5d129fSRaghava Aditya Renukunta } 2756ab5d129fSRaghava Aditya Renukunta 2757ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2758ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2759ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2760ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2761ab5d129fSRaghava Aditya Renukunta return -1; 2762ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2763ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2764cb1042f2SSalyzyn, Mark dev->jbod) { 27658c867b25SMark Haverkamp if (dev->in_reset) 27668c867b25SMark Haverkamp return -1; 27671da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 27681da177e4SLinus Torvalds } else { 27691da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2770c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27711da177e4SLinus Torvalds } 27721da177e4SLinus Torvalds } 27731da177e4SLinus Torvalds } 27741da177e4SLinus Torvalds /* 27751da177e4SLinus Torvalds * else Command for the controller itself 27761da177e4SLinus Torvalds */ 27771da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 27781da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 27791da177e4SLinus Torvalds { 27801da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 27811da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 27828e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 27838e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 27848e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 27851da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 27863ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 27873ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2788c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27891da177e4SLinus Torvalds } 27901da177e4SLinus Torvalds 27911da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2792c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2793c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2794c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2795c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2796c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2797c4e2fbcaSRaghava Aditya Renukunta return -1; 2798c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2799c4e2fbcaSRaghava Aditya Renukunta 2800c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2801c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2802c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2803c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2804c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2805c4e2fbcaSRaghava Aditya Renukunta return -1; 2806c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2807c4e2fbcaSRaghava Aditya Renukunta 2808c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2809c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 2810c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2811c4e2fbcaSRaghava Aditya Renukunta break; 2812c4e2fbcaSRaghava Aditya Renukunta } 2813c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2814c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2815c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 28161da177e4SLinus Torvalds case INQUIRY: 28171da177e4SLinus Torvalds { 28183b2946ccSMark Haverkamp struct inquiry_data inq_data; 28191da177e4SLinus Torvalds 28201a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 28213b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 28221da177e4SLinus Torvalds 2823d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 282488e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 282588e2f98eSSalyzyn, Mark 282688e2f98eSSalyzyn, Mark /* EVPD bit set */ 282788e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 282888e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 282988e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 283088e2f98eSSalyzyn, Mark /* supported vital product data pages */ 28315d910649SMahesh Rajashekhara arr[3] = 3; 283288e2f98eSSalyzyn, Mark arr[4] = 0x0; 283388e2f98eSSalyzyn, Mark arr[5] = 0x80; 28345d910649SMahesh Rajashekhara arr[6] = 0x83; 283588e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2836d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 283788e2f98eSSalyzyn, Mark sizeof(inq_data)); 2838c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 283988e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 284088e2f98eSSalyzyn, Mark /* unit serial number page */ 284188e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 284288e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 284388e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2844d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 284588e2f98eSSalyzyn, Mark sizeof(inq_data)); 2846d8e96507SLeubner, Achim if (aac_wwn != 2) 2847d8e96507SLeubner, Achim return aac_get_container_serial( 2848d8e96507SLeubner, Achim scsicmd); 2849c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 28505d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 28515d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 28525d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 28535d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 28545d910649SMahesh Rajashekhara scmd_id(scsicmd)); 28555d910649SMahesh Rajashekhara if (aac_wwn != 2) 28565d910649SMahesh Rajashekhara return aac_get_container_serial( 28575d910649SMahesh Rajashekhara scsicmd); 2858c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 285988e2f98eSSalyzyn, Mark } else { 286088e2f98eSSalyzyn, Mark /* vpd page not implemented */ 286188e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 286288e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 286388e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 28648e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28658e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 28668e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 286788e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 286888e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 28693ace426fSSalyzyn, Mark min_t(size_t, 28703ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 28713ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 287288e2f98eSSalyzyn, Mark } 2873c4e2fbcaSRaghava Aditya Renukunta break; 287488e2f98eSSalyzyn, Mark } 28753b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 28763b2946ccSMark 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 */ 28773b2946ccSMark Haverkamp inq_data.inqd_len = 31; 28781da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 28793b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 28801da177e4SLinus Torvalds /* 28811da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 28821da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 28831da177e4SLinus Torvalds */ 28841a655040SSalyzyn, Mark if (cid == host->this_id) { 28856391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 28863b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2887d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2888d4345028SFUJITA Tomonori sizeof(inq_data)); 2889c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2890c4e2fbcaSRaghava Aditya Renukunta break; 28911da177e4SLinus Torvalds } 28928c867b25SMark Haverkamp if (dev->in_reset) 28938c867b25SMark Haverkamp return -1; 2894794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 28953b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2896d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 28979e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 28981da177e4SLinus Torvalds } 2899eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 29007a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 29017a8cf29dSMark Haverkamp !(dev->raw_io_64) || 29027a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 29037a8cf29dSMark Haverkamp break; 29047a8cf29dSMark Haverkamp { 29057a8cf29dSMark Haverkamp u64 capacity; 290607ce5ebaSMark Haverkamp char cp[13]; 2907b271f1c8SFUJITA Tomonori unsigned int alloc_len; 29087a8cf29dSMark Haverkamp 29097a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 29107a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 29117a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 29127a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 29137a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 29147a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 29157a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 29167a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 29177a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 29187a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 2919b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2920b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2921b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2922b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 292307ce5ebaSMark Haverkamp cp[12] = 0; 292407ce5ebaSMark Haverkamp 2925b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2926b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2927b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2928b271f1c8SFUJITA Tomonori 2929b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2930d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2931b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2932b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 2933b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 29347a8cf29dSMark Haverkamp 29357a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 29367a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 29377a8cf29dSMark Haverkamp 2938c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2939c4e2fbcaSRaghava Aditya Renukunta break; 29407a8cf29dSMark Haverkamp } 29417a8cf29dSMark Haverkamp 29421da177e4SLinus Torvalds case READ_CAPACITY: 29431da177e4SLinus Torvalds { 29441da177e4SLinus Torvalds u32 capacity; 29453b2946ccSMark Haverkamp char cp[8]; 29461da177e4SLinus Torvalds 29471da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 29487a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 29491da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 29501da177e4SLinus Torvalds else 29511da177e4SLinus Torvalds capacity = (u32)-1; 29523b2946ccSMark Haverkamp 29531da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 29541da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 29551da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 29561da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 2957b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2958b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2959b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2960b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 2961d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 29627a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 29637a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 2964c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2965c4e2fbcaSRaghava Aditya Renukunta break; 29661da177e4SLinus Torvalds } 29671da177e4SLinus Torvalds 29681da177e4SLinus Torvalds case MODE_SENSE: 29691da177e4SLinus Torvalds { 29709d399cc7SSalyzyn, Mark int mode_buf_length = 4; 2971b836439fSMahesh Rajashekhara u32 capacity; 2972b836439fSMahesh Rajashekhara aac_modep_data mpd; 2973b836439fSMahesh Rajashekhara 2974b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 2975b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 2976b836439fSMahesh Rajashekhara else 2977b836439fSMahesh Rajashekhara capacity = (u32)-1; 29781da177e4SLinus Torvalds 29791da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 2980b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 2981b836439fSMahesh Rajashekhara 2982b836439fSMahesh Rajashekhara /* Mode data length */ 2983b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 2984b836439fSMahesh Rajashekhara /* Medium type - default */ 2985b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 2986b836439fSMahesh Rajashekhara /* Device-specific param, 29879d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 29889d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 2989b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 2990b836439fSMahesh Rajashekhara 299195e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 2992b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 2993b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 2994b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 2995b836439fSMahesh Rajashekhara else { 2996b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 2997b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 2998b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 2999b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3000b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3001b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3002b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3003b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 30045d910649SMahesh Rajashekhara 30055d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 30065d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 30075d910649SMahesh Rajashekhara /* page length */ 30085d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 30095d910649SMahesh Rajashekhara /* Mode data length */ 30105d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 30115d910649SMahesh Rajashekhara } else { 30125d910649SMahesh Rajashekhara /* Mode data length */ 30135d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 30145d910649SMahesh Rajashekhara } 30155d910649SMahesh Rajashekhara 3016b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3017b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3018b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3019b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3020b836439fSMahesh Rajashekhara } else { 3021b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3022b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3023b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3024b836439fSMahesh Rajashekhara } 3025b836439fSMahesh Rajashekhara } 30269d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 30279d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3028b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3029b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3030b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3031b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 303295e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3033b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 30345d910649SMahesh Rajashekhara } 30355d910649SMahesh Rajashekhara 30369d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 30379d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 30385d910649SMahesh Rajashekhara else 30395d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3040b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3041b836439fSMahesh Rajashekhara (char *)&mpd, 3042b836439fSMahesh Rajashekhara mode_buf_length); 3043c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3044c4e2fbcaSRaghava Aditya Renukunta break; 30451da177e4SLinus Torvalds } 30461da177e4SLinus Torvalds case MODE_SENSE_10: 30471da177e4SLinus Torvalds { 3048b836439fSMahesh Rajashekhara u32 capacity; 30499d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3050b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3051b836439fSMahesh Rajashekhara 3052b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3053b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3054b836439fSMahesh Rajashekhara else 3055b836439fSMahesh Rajashekhara capacity = (u32)-1; 30561da177e4SLinus Torvalds 30571da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3058b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3059b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3060b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3061b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3062b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3063b836439fSMahesh Rajashekhara /* Medium type - default */ 3064b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3065b836439fSMahesh Rajashekhara /* Device-specific param, 30669d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 30679d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3068b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3069b836439fSMahesh Rajashekhara 307095e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3071b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3072b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3073b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3074b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3075b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3076b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3077b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3078b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3079b836439fSMahesh Rajashekhara } else { 3080b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3081b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3082b836439fSMahesh Rajashekhara 3083b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3084b836439fSMahesh Rajashekhara 3085b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3086b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3087b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3088b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3089b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3090b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3091b836439fSMahesh Rajashekhara 3092b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3093b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3094b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3095b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3096b836439fSMahesh Rajashekhara } else { 3097b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3098b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3099b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3100b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3101b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3102b836439fSMahesh Rajashekhara capacity & 0xff; 3103b836439fSMahesh Rajashekhara } 3104b836439fSMahesh Rajashekhara } 31059d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31069d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3107b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3108b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3109b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3110b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 311195e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3112b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 31139d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 31149d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 31159d399cc7SSalyzyn, Mark } 3116b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3117b836439fSMahesh Rajashekhara (char *)&mpd10, 3118b836439fSMahesh Rajashekhara mode_buf_length); 31191da177e4SLinus Torvalds 3120c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3121c4e2fbcaSRaghava Aditya Renukunta break; 31221da177e4SLinus Torvalds } 31231da177e4SLinus Torvalds case REQUEST_SENSE: 31241da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3125c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3126c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3127c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3128c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3129c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3130c4e2fbcaSRaghava Aditya Renukunta break; 31311da177e4SLinus Torvalds 31321da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 31331da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 31341da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 31351da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 31361da177e4SLinus Torvalds else 31371da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 31381da177e4SLinus Torvalds 3139c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3140c4e2fbcaSRaghava Aditya Renukunta break; 31411da177e4SLinus Torvalds /* 31421da177e4SLinus Torvalds * These commands are all No-Ops 31431da177e4SLinus Torvalds */ 31441da177e4SLinus Torvalds case TEST_UNIT_READY: 3145655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3146655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3147655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 3148655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3149655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3150655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3151655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3152655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3153655d722cSMark Salyzyn min_t(size_t, 3154655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3155655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3156c4e2fbcaSRaghava Aditya Renukunta break; 3157655d722cSMark Salyzyn } 31581da177e4SLinus Torvalds case RESERVE: 31591da177e4SLinus Torvalds case RELEASE: 31601da177e4SLinus Torvalds case REZERO_UNIT: 31611da177e4SLinus Torvalds case REASSIGN_BLOCKS: 31621da177e4SLinus Torvalds case SEEK_10: 3163c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3164c4e2fbcaSRaghava Aditya Renukunta break; 3165655d722cSMark Salyzyn 3166655d722cSMark Salyzyn case START_STOP: 3167655d722cSMark Salyzyn return aac_start_stop(scsicmd); 31681da177e4SLinus Torvalds 316995e852e1SSalyzyn, Mark /* FALLTHRU */ 31701da177e4SLinus Torvalds default: 31711da177e4SLinus Torvalds /* 31721da177e4SLinus Torvalds * Unhandled commands 31731da177e4SLinus Torvalds */ 3174c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3175c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3176c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3177c4e2fbcaSRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 31788e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 31791da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 31808e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 31811da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 31823ace426fSSalyzyn, Mark min_t(size_t, 31833ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 31843ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3185c4e2fbcaSRaghava Aditya Renukunta } 3186c4e2fbcaSRaghava Aditya Renukunta 3187c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3188c4e2fbcaSRaghava Aditya Renukunta 31891da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 31901da177e4SLinus Torvalds return 0; 31911da177e4SLinus Torvalds } 31921da177e4SLinus Torvalds 31931da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 31941da177e4SLinus Torvalds { 31951da177e4SLinus Torvalds struct aac_query_disk qd; 31961da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 31971da177e4SLinus Torvalds 31981da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 319990ee3466SMark Haverkamp if (!fsa_dev_ptr) 320065101355SMark Haverkamp return -EBUSY; 32011da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 32021da177e4SLinus Torvalds return -EFAULT; 32031da177e4SLinus Torvalds if (qd.cnum == -1) 3204e5718774SMark Haverkamp qd.cnum = qd.id; 32051da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 32061da177e4SLinus Torvalds { 32071da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 32081da177e4SLinus Torvalds return -EINVAL; 32091da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 32101da177e4SLinus Torvalds qd.bus = 0; 32111da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 32121da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 32131da177e4SLinus Torvalds } 32141da177e4SLinus Torvalds else return -EINVAL; 32151da177e4SLinus Torvalds 3216fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 32171da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 32181da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 32191da177e4SLinus Torvalds 32201da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 32211da177e4SLinus Torvalds qd.unmapped = 1; 32221da177e4SLinus Torvalds else 32231da177e4SLinus Torvalds qd.unmapped = 0; 32241da177e4SLinus Torvalds 32251da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 32261da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 32271da177e4SLinus Torvalds 32281da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 32291da177e4SLinus Torvalds return -EFAULT; 32301da177e4SLinus Torvalds return 0; 32311da177e4SLinus Torvalds } 32321da177e4SLinus Torvalds 32331da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 32341da177e4SLinus Torvalds { 32351da177e4SLinus Torvalds struct aac_delete_disk dd; 32361da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32371da177e4SLinus Torvalds 32381da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 323965101355SMark Haverkamp if (!fsa_dev_ptr) 324065101355SMark Haverkamp return -EBUSY; 32411da177e4SLinus Torvalds 32421da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 32431da177e4SLinus Torvalds return -EFAULT; 32441da177e4SLinus Torvalds 32451da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 32461da177e4SLinus Torvalds return -EINVAL; 32471da177e4SLinus Torvalds /* 32481da177e4SLinus Torvalds * Mark this container as being deleted. 32491da177e4SLinus Torvalds */ 32501da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 32511da177e4SLinus Torvalds /* 32521da177e4SLinus Torvalds * Mark the container as no longer valid 32531da177e4SLinus Torvalds */ 32541da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 32551da177e4SLinus Torvalds return 0; 32561da177e4SLinus Torvalds } 32571da177e4SLinus Torvalds 32581da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 32591da177e4SLinus Torvalds { 32601da177e4SLinus Torvalds struct aac_delete_disk dd; 32611da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32621da177e4SLinus Torvalds 32631da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 326490ee3466SMark Haverkamp if (!fsa_dev_ptr) 326565101355SMark Haverkamp return -EBUSY; 32661da177e4SLinus Torvalds 32671da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 32681da177e4SLinus Torvalds return -EFAULT; 32691da177e4SLinus Torvalds 32701da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 32711da177e4SLinus Torvalds return -EINVAL; 32721da177e4SLinus Torvalds /* 32731da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 32741da177e4SLinus Torvalds */ 32751da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 32761da177e4SLinus Torvalds return -EBUSY; 32771da177e4SLinus Torvalds else { 32781da177e4SLinus Torvalds /* 32791da177e4SLinus Torvalds * Mark the container as no longer being valid. 32801da177e4SLinus Torvalds */ 32811da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 32821da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 32831da177e4SLinus Torvalds return 0; 32841da177e4SLinus Torvalds } 32851da177e4SLinus Torvalds } 32861da177e4SLinus Torvalds 32871da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 32881da177e4SLinus Torvalds { 32891da177e4SLinus Torvalds switch (cmd) { 32901da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 32911da177e4SLinus Torvalds return query_disk(dev, arg); 32921da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 32931da177e4SLinus Torvalds return delete_disk(dev, arg); 32941da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 32951da177e4SLinus Torvalds return force_delete_disk(dev, arg); 32961da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 32971da177e4SLinus Torvalds return aac_get_containers(dev); 32981da177e4SLinus Torvalds default: 32991da177e4SLinus Torvalds return -ENOTTY; 33001da177e4SLinus Torvalds } 33011da177e4SLinus Torvalds } 33021da177e4SLinus Torvalds 33031da177e4SLinus Torvalds /** 33041da177e4SLinus Torvalds * 33051da177e4SLinus Torvalds * aac_srb_callback 33061da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 33071da177e4SLinus Torvalds * @fibptr: pointer to the fib 33081da177e4SLinus Torvalds * 33091da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 33101da177e4SLinus Torvalds * 33111da177e4SLinus Torvalds */ 33121da177e4SLinus Torvalds 33131da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 33141da177e4SLinus Torvalds { 33151da177e4SLinus Torvalds struct aac_dev *dev; 33161da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 33171da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 33181da177e4SLinus Torvalds 33191da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 332003d44337SMark Haverkamp 332103d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 332203d44337SMark Haverkamp return; 332303d44337SMark Haverkamp 3324125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 33254ec57fb4SRaghava Aditya Renukunta 33261a655040SSalyzyn, Mark dev = fibptr->dev; 33271a655040SSalyzyn, Mark 332855b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 33294ec57fb4SRaghava Aditya Renukunta 33301da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 333185d22bbfSMahesh Rajashekhara 333285d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 333385d22bbfSMahesh Rajashekhara /* fast response */ 333485d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 333585d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 333685d22bbfSMahesh Rajashekhara } else { 33371da177e4SLinus Torvalds /* 33381da177e4SLinus Torvalds * Calculate resid for sg 33391da177e4SLinus Torvalds */ 3340727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3341727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 33424ec57fb4SRaghava Aditya Renukunta } 33434ec57fb4SRaghava Aditya Renukunta 33444ec57fb4SRaghava Aditya Renukunta 33454ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 33464ec57fb4SRaghava Aditya Renukunta 33474ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 33484ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 33494ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 33504ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 33514ec57fb4SRaghava Aditya Renukunta 33521da177e4SLinus Torvalds /* 33531da177e4SLinus Torvalds * First check the fib status 33541da177e4SLinus Torvalds */ 33551da177e4SLinus Torvalds 33561da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 33571da177e4SLinus Torvalds int len; 335855b87608SMahesh Rajashekhara 33594ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 33604ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 33613ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 33623ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 336355b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 336455b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 336555b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 336655b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 336755b87608SMahesh Rajashekhara srbreply->sense_data, len); 33681da177e4SLinus Torvalds } 33691da177e4SLinus Torvalds 33701da177e4SLinus Torvalds /* 33711da177e4SLinus Torvalds * Next check the srb status 33721da177e4SLinus Torvalds */ 33731da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 33741da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 33751da177e4SLinus Torvalds case SRB_STATUS_PENDING: 33761da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 33771da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 33781da177e4SLinus Torvalds break; 33791da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 33801da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 33811da177e4SLinus Torvalds case READ_6: 33821da177e4SLinus Torvalds case WRITE_6: 33831da177e4SLinus Torvalds case READ_10: 33841da177e4SLinus Torvalds case WRITE_10: 33851da177e4SLinus Torvalds case READ_12: 33861da177e4SLinus Torvalds case WRITE_12: 33877a8cf29dSMark Haverkamp case READ_16: 33887a8cf29dSMark Haverkamp case WRITE_16: 338955b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 339055b87608SMahesh Rajashekhara < scsicmd->underflow) 33914ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 339255b87608SMahesh Rajashekhara else 33934ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 339455b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 339555b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 33961da177e4SLinus Torvalds break; 33974ec57fb4SRaghava Aditya Renukunta case INQUIRY: 339855b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 339955b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34001da177e4SLinus Torvalds break; 34011da177e4SLinus Torvalds default: 34021da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 34031da177e4SLinus Torvalds break; 34041da177e4SLinus Torvalds } 34051da177e4SLinus Torvalds break; 34061da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 34071da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 34081da177e4SLinus Torvalds break; 34091da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 341055b87608SMahesh Rajashekhara /* 341155b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 341255b87608SMahesh Rajashekhara * hba was trying to abort for some reason 341355b87608SMahesh Rajashekhara */ 34141da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 34151da177e4SLinus Torvalds break; 34161da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 341755b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 341855b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 34191da177e4SLinus Torvalds break; 34201da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 34211da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 34221da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 34231da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 34241da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 342555b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 342655b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34271da177e4SLinus Torvalds break; 34281da177e4SLinus Torvalds 34291da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 34301da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 343155b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 343255b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34331da177e4SLinus Torvalds break; 34341da177e4SLinus Torvalds 34351da177e4SLinus Torvalds case SRB_STATUS_BUSY: 343655b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 343755b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34381da177e4SLinus Torvalds break; 34391da177e4SLinus Torvalds 34401da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 344155b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 344255b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34431da177e4SLinus Torvalds break; 34441da177e4SLinus Torvalds 34451da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 344655b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 344755b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 34481da177e4SLinus Torvalds break; 34491da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 34501da177e4SLinus Torvalds case SRB_STATUS_ERROR: 34511da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 34521da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 34531da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 34541da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 34551da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 34561da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 34571da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 34581da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 34591da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 34601da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 34611da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 34621da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 34631da177e4SLinus Torvalds default: 34641da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 34654ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 34661da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 34671da177e4SLinus Torvalds aac_get_status_string( 34681da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 34691da177e4SLinus Torvalds scsicmd->cmnd[0], 34701da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 34711da177e4SLinus Torvalds #endif 34724ec57fb4SRaghava Aditya Renukunta /* 34734ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 34744ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 34754ec57fb4SRaghava Aditya Renukunta * 34764ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 34774ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 34784ec57fb4SRaghava Aditya Renukunta */ 34791fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 34801fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 34814ec57fb4SRaghava Aditya Renukunta 34821fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 34831fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 34841fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 34851da177e4SLinus Torvalds break; 34861fc8010aSRajashekhara, Mahesh } else { 34871fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 34881fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 34891fc8010aSRajashekhara, Mahesh break; 34901fc8010aSRajashekhara, Mahesh } 34911fc8010aSRajashekhara, Mahesh } else { 34921fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 34931fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 34941fc8010aSRajashekhara, Mahesh break; 34951fc8010aSRajashekhara, Mahesh } 34961da177e4SLinus Torvalds } 349755b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 349855b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 34991da177e4SLinus Torvalds int len; 350055b87608SMahesh Rajashekhara 35011da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 35023ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35033ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 35041da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35054ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 35067a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 35071da177e4SLinus Torvalds #endif 350855b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 350955b87608SMahesh Rajashekhara srbreply->sense_data, len); 351055b87608SMahesh Rajashekhara } 35114ec57fb4SRaghava Aditya Renukunta 35121da177e4SLinus Torvalds /* 35131da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 35141da177e4SLinus Torvalds */ 35151da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 35161da177e4SLinus Torvalds 3517bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 35188e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 35191da177e4SLinus Torvalds } 35201da177e4SLinus Torvalds 3521ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3522ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3523ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3524ab5d129fSRaghava Aditya Renukunta 3525ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3526ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3527ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3528ab5d129fSRaghava Aditya Renukunta 3529ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3530ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3531ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3532ab5d129fSRaghava Aditya Renukunta break; 3533ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3534ab5d129fSRaghava Aditya Renukunta { 3535ab5d129fSRaghava Aditya Renukunta int len; 3536ab5d129fSRaghava Aditya Renukunta 3537ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3538ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3539ab5d129fSRaghava Aditya Renukunta if (len) 3540ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3541ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3542ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3543ab5d129fSRaghava Aditya Renukunta break; 3544ab5d129fSRaghava Aditya Renukunta } 3545ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3546ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 3547ab5d129fSRaghava Aditya Renukunta break; 3548ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3549ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ABORT << 16 | ABORT << 8; 3550ab5d129fSRaghava Aditya Renukunta break; 3551ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3552ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3553ab5d129fSRaghava Aditya Renukunta default: 3554ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3555ab5d129fSRaghava Aditya Renukunta break; 3556ab5d129fSRaghava Aditya Renukunta } 3557ab5d129fSRaghava Aditya Renukunta } 3558ab5d129fSRaghava Aditya Renukunta 3559ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3560ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3561ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3562ab5d129fSRaghava Aditya Renukunta { 3563ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3564ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3565ab5d129fSRaghava Aditya Renukunta { 3566ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3567ab5d129fSRaghava Aditya Renukunta 3568ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3569ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3570ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3571ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3572ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3573ab5d129fSRaghava Aditya Renukunta } 3574ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3575ab5d129fSRaghava Aditya Renukunta break; 3576ab5d129fSRaghava Aditya Renukunta } 3577ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3578ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3579ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | 3580ab5d129fSRaghava Aditya Renukunta COMMAND_COMPLETE << 8 | SAM_STAT_BUSY; 3581ab5d129fSRaghava Aditya Renukunta break; 3582ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3583ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ABORT << 16 | ABORT << 8; 3584ab5d129fSRaghava Aditya Renukunta break; 3585ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3586ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3587ab5d129fSRaghava Aditya Renukunta break; 3588ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3589ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3590ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3591ab5d129fSRaghava Aditya Renukunta break; 3592ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3593ab5d129fSRaghava Aditya Renukunta default: 3594ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3595ab5d129fSRaghava Aditya Renukunta break; 3596ab5d129fSRaghava Aditya Renukunta } 3597ab5d129fSRaghava Aditya Renukunta } 3598ab5d129fSRaghava Aditya Renukunta 35991da177e4SLinus Torvalds /** 36001da177e4SLinus Torvalds * 3601ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3602ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3603ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3604ab5d129fSRaghava Aditya Renukunta * 3605ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3606ab5d129fSRaghava Aditya Renukunta * 3607ab5d129fSRaghava Aditya Renukunta */ 3608ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3609ab5d129fSRaghava Aditya Renukunta { 3610ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3611ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3612ab5d129fSRaghava Aditya Renukunta 3613ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3614ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3615ab5d129fSRaghava Aditya Renukunta 3616ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3617ab5d129fSRaghava Aditya Renukunta 3618ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3619ab5d129fSRaghava Aditya Renukunta return; 3620ab5d129fSRaghava Aditya Renukunta 3621ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3622ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3623ab5d129fSRaghava Aditya Renukunta 3624ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3625ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3626ab5d129fSRaghava Aditya Renukunta 3627ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3628ab5d129fSRaghava Aditya Renukunta /* fast response */ 3629ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3630ab5d129fSRaghava Aditya Renukunta goto out; 3631ab5d129fSRaghava Aditya Renukunta } 3632ab5d129fSRaghava Aditya Renukunta 3633ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3634ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3635ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3636ab5d129fSRaghava Aditya Renukunta break; 3637ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3638ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3639ab5d129fSRaghava Aditya Renukunta break; 3640ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3641ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 3642ab5d129fSRaghava Aditya Renukunta break; 3643ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3644ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3645ab5d129fSRaghava Aditya Renukunta break; 3646ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3647ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3648ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3649ab5d129fSRaghava Aditya Renukunta break; 3650ab5d129fSRaghava Aditya Renukunta default: 3651ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3652ab5d129fSRaghava Aditya Renukunta break; 3653ab5d129fSRaghava Aditya Renukunta } 3654ab5d129fSRaghava Aditya Renukunta 3655ab5d129fSRaghava Aditya Renukunta out: 3656ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3657ab5d129fSRaghava Aditya Renukunta 3658ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3659ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3660ab5d129fSRaghava Aditya Renukunta else 3661ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3662ab5d129fSRaghava Aditya Renukunta } 3663ab5d129fSRaghava Aditya Renukunta 3664ab5d129fSRaghava Aditya Renukunta /** 3665ab5d129fSRaghava Aditya Renukunta * 3666ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 36671da177e4SLinus Torvalds * @scsicmd: the scsi command block 36681da177e4SLinus Torvalds * 36691da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 36701da177e4SLinus Torvalds * scsicmd passed in. 36711da177e4SLinus Torvalds */ 36721da177e4SLinus Torvalds 36731da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 36741da177e4SLinus Torvalds { 36751da177e4SLinus Torvalds struct fib* cmd_fibcontext; 36761da177e4SLinus Torvalds struct aac_dev* dev; 36771da177e4SLinus Torvalds int status; 36781da177e4SLinus Torvalds 367984971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3680e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 368184971738SMark Haverkamp scsicmd->device->lun > 7) { 36821da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 36831da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 36841da177e4SLinus Torvalds return 0; 36851da177e4SLinus Torvalds } 36861da177e4SLinus Torvalds 36871da177e4SLinus Torvalds /* 36881da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 36891da177e4SLinus Torvalds */ 36906bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 36916bf3b630SRaghava Aditya Renukunta 3692e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 36931da177e4SLinus Torvalds 36941da177e4SLinus Torvalds /* 36951da177e4SLinus Torvalds * Check that the command queued to the controller 36961da177e4SLinus Torvalds */ 36971da177e4SLinus Torvalds if (status == -EINPROGRESS) { 369877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 36991da177e4SLinus Torvalds return 0; 37001da177e4SLinus Torvalds } 37011da177e4SLinus Torvalds 3702bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3703bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3704bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 37051da177e4SLinus Torvalds 37061da177e4SLinus Torvalds return -1; 37071da177e4SLinus Torvalds } 37081da177e4SLinus Torvalds 3709ab5d129fSRaghava Aditya Renukunta /** 3710ab5d129fSRaghava Aditya Renukunta * 3711ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3712ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3713ab5d129fSRaghava Aditya Renukunta * 3714ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3715ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3716ab5d129fSRaghava Aditya Renukunta */ 3717ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3718ab5d129fSRaghava Aditya Renukunta { 3719ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3720ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3721ab5d129fSRaghava Aditya Renukunta int status; 3722ab5d129fSRaghava Aditya Renukunta 3723ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3724ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3725ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3726ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3727ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3728ab5d129fSRaghava Aditya Renukunta return 0; 3729ab5d129fSRaghava Aditya Renukunta } 3730ab5d129fSRaghava Aditya Renukunta 3731ab5d129fSRaghava Aditya Renukunta /* 3732ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3733ab5d129fSRaghava Aditya Renukunta */ 3734ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3735ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3736ab5d129fSRaghava Aditya Renukunta return -1; 3737ab5d129fSRaghava Aditya Renukunta 3738ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3739ab5d129fSRaghava Aditya Renukunta 3740ab5d129fSRaghava Aditya Renukunta /* 3741ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3742ab5d129fSRaghava Aditya Renukunta */ 3743ab5d129fSRaghava Aditya Renukunta if (status == -EINPROGRESS) { 3744ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3745ab5d129fSRaghava Aditya Renukunta return 0; 3746ab5d129fSRaghava Aditya Renukunta } 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; 37621da177e4SLinus Torvalds 37631da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 37641da177e4SLinus Torvalds // Get rid of old data 37651da177e4SLinus Torvalds psg->count = 0; 37661da177e4SLinus Torvalds psg->sg[0].addr = 0; 37671da177e4SLinus Torvalds psg->sg[0].count = 0; 3768727eead6SFUJITA Tomonori 3769727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 37700b433447SMahesh Rajashekhara if (nseg < 0) 37710b433447SMahesh Rajashekhara return nseg; 3772727eead6SFUJITA Tomonori if (nseg) { 37731da177e4SLinus Torvalds struct scatterlist *sg; 37741da177e4SLinus Torvalds int i; 37751da177e4SLinus Torvalds 3776727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 37771da177e4SLinus Torvalds 3778727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 37791da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 37801da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 37811da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 37821da177e4SLinus Torvalds } 37831da177e4SLinus Torvalds /* hba wants the size to be exact */ 3784727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 378556b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3786727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 378756b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3788727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 37891da177e4SLinus Torvalds } 37901da177e4SLinus Torvalds /* Check for command underflow */ 37911da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 37921da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 37931da177e4SLinus Torvalds byte_count, scsicmd->underflow); 37941da177e4SLinus Torvalds } 37951da177e4SLinus Torvalds } 37961da177e4SLinus Torvalds return byte_count; 37971da177e4SLinus Torvalds } 37981da177e4SLinus Torvalds 37991da177e4SLinus Torvalds 38000b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 38011da177e4SLinus Torvalds { 38021da177e4SLinus Torvalds struct aac_dev *dev; 38031da177e4SLinus Torvalds unsigned long byte_count = 0; 380456b58712SMark Haverkamp u64 addr; 3805727eead6SFUJITA Tomonori int nseg; 38061da177e4SLinus Torvalds 38071da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 38081da177e4SLinus Torvalds // Get rid of old data 38091da177e4SLinus Torvalds psg->count = 0; 38101da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 38111da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 38121da177e4SLinus Torvalds psg->sg[0].count = 0; 3813727eead6SFUJITA Tomonori 3814727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 38150b433447SMahesh Rajashekhara if (nseg < 0) 38160b433447SMahesh Rajashekhara return nseg; 3817727eead6SFUJITA Tomonori if (nseg) { 38181da177e4SLinus Torvalds struct scatterlist *sg; 38191da177e4SLinus Torvalds int i; 38201da177e4SLinus Torvalds 3821727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38221241f359SMark Haverkamp int count = sg_dma_len(sg); 382356b58712SMark Haverkamp addr = sg_dma_address(sg); 382456b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 382556b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 38261241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38271241f359SMark Haverkamp byte_count += count; 38281da177e4SLinus Torvalds } 3829727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38301da177e4SLinus Torvalds /* hba wants the size to be exact */ 3831727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 383256b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3833727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 383456b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3835727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38361da177e4SLinus Torvalds } 38371da177e4SLinus Torvalds /* Check for command underflow */ 38381da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 38391da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38401da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38411da177e4SLinus Torvalds } 38421da177e4SLinus Torvalds } 38431da177e4SLinus Torvalds return byte_count; 38441da177e4SLinus Torvalds } 38451da177e4SLinus Torvalds 38460b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 38470e68c003SMark Haverkamp { 38480e68c003SMark Haverkamp unsigned long byte_count = 0; 3849727eead6SFUJITA Tomonori int nseg; 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); 38610b433447SMahesh Rajashekhara if (nseg < 0) 38620b433447SMahesh Rajashekhara return nseg; 3863727eead6SFUJITA Tomonori if (nseg) { 38640e68c003SMark Haverkamp struct scatterlist *sg; 38650e68c003SMark Haverkamp int i; 38660e68c003SMark Haverkamp 3867727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38680e68c003SMark Haverkamp int count = sg_dma_len(sg); 38690e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 38700e68c003SMark Haverkamp psg->sg[i].next = 0; 38710e68c003SMark Haverkamp psg->sg[i].prev = 0; 38720e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 38730e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 38740e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38750e68c003SMark Haverkamp psg->sg[i].flags = 0; 38760e68c003SMark Haverkamp byte_count += count; 38770e68c003SMark Haverkamp } 3878727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38790e68c003SMark Haverkamp /* hba wants the size to be exact */ 3880727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 38810e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3882727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 38830e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3884727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38850e68c003SMark Haverkamp } 38860e68c003SMark Haverkamp /* Check for command underflow */ 38870e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 38880e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38890e68c003SMark Haverkamp byte_count, scsicmd->underflow); 38900e68c003SMark Haverkamp } 38910e68c003SMark Haverkamp } 38920e68c003SMark Haverkamp return byte_count; 38930e68c003SMark Haverkamp } 38940e68c003SMark Haverkamp 38950b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 38960b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 389785d22bbfSMahesh Rajashekhara { 389885d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 389985d22bbfSMahesh Rajashekhara int nseg; 390085d22bbfSMahesh Rajashekhara 390185d22bbfSMahesh Rajashekhara nseg = scsi_dma_map(scsicmd); 39020b433447SMahesh Rajashekhara if (nseg < 0) 39030b433447SMahesh Rajashekhara return nseg; 390485d22bbfSMahesh Rajashekhara if (nseg) { 390585d22bbfSMahesh Rajashekhara struct scatterlist *sg; 390685d22bbfSMahesh Rajashekhara int i, conformable = 0; 390785d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 390885d22bbfSMahesh Rajashekhara 390985d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 391085d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 391185d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 391285d22bbfSMahesh Rajashekhara 391385d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 391485d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 391585d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 391685d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 391785d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 391885d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 391985d22bbfSMahesh Rajashekhara if (i == 0) { 392085d22bbfSMahesh Rajashekhara conformable = 1; 392185d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 392285d22bbfSMahesh Rajashekhara } else if (i == 1) { 392385d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 392485d22bbfSMahesh Rajashekhara min_size = cur_size; 392585d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 392685d22bbfSMahesh Rajashekhara conformable = 0; 392785d22bbfSMahesh Rajashekhara if (cur_size < min_size) 392885d22bbfSMahesh Rajashekhara min_size = cur_size; 392985d22bbfSMahesh Rajashekhara } 393085d22bbfSMahesh Rajashekhara byte_count += count; 393185d22bbfSMahesh Rajashekhara } 393285d22bbfSMahesh Rajashekhara 393385d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 393485d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 393585d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 393685d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 393785d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 393885d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 393985d22bbfSMahesh Rajashekhara } 394085d22bbfSMahesh Rajashekhara 394185d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 394285d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 394385d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 394485d22bbfSMahesh Rajashekhara if (!conformable) { 394585d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 394685d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 394785d22bbfSMahesh Rajashekhara err_found = 0; 394885d22bbfSMahesh Rajashekhara nseg_new = 2; 394985d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 395085d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 395185d22bbfSMahesh Rajashekhara err_found = 1; 395285d22bbfSMahesh Rajashekhara break; 395385d22bbfSMahesh Rajashekhara } 395485d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 395585d22bbfSMahesh Rajashekhara } 395685d22bbfSMahesh Rajashekhara if (!err_found) 395785d22bbfSMahesh Rajashekhara break; 395885d22bbfSMahesh Rajashekhara } 395985d22bbfSMahesh Rajashekhara if (i > 0 && nseg_new <= sg_max) 396085d22bbfSMahesh Rajashekhara aac_convert_sgraw2(rio2, i, nseg, nseg_new); 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 397185d22bbfSMahesh Rajashekhara return byte_count; 397285d22bbfSMahesh Rajashekhara } 397385d22bbfSMahesh Rajashekhara 397485d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 397585d22bbfSMahesh Rajashekhara { 397685d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 397785d22bbfSMahesh Rajashekhara int i, j, pos; 397885d22bbfSMahesh Rajashekhara u32 addr_low; 397985d22bbfSMahesh Rajashekhara 398085d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 398185d22bbfSMahesh Rajashekhara return 0; 398285d22bbfSMahesh Rajashekhara 398385d22bbfSMahesh Rajashekhara sge = kmalloc(nseg_new * sizeof(struct sge_ieee1212), GFP_ATOMIC); 398485d22bbfSMahesh Rajashekhara if (sge == NULL) 398585d22bbfSMahesh Rajashekhara return -1; 398685d22bbfSMahesh Rajashekhara 398785d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 398885d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 398985d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 399085d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 399185d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 399285d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 399385d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 399485d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 399585d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 399685d22bbfSMahesh Rajashekhara pos++; 399785d22bbfSMahesh Rajashekhara } 399885d22bbfSMahesh Rajashekhara } 399985d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 400085d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 400185d22bbfSMahesh Rajashekhara 400285d22bbfSMahesh Rajashekhara kfree(sge); 400385d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 400485d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 400585d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 400685d22bbfSMahesh Rajashekhara return 0; 400785d22bbfSMahesh Rajashekhara } 400885d22bbfSMahesh Rajashekhara 4009ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4010ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4011ab5d129fSRaghava Aditya Renukunta int sg_max, 4012ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4013ab5d129fSRaghava Aditya Renukunta { 4014ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4015ab5d129fSRaghava Aditya Renukunta int nseg; 4016ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4017ab5d129fSRaghava Aditya Renukunta int i; 4018ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4019ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4020ab5d129fSRaghava Aditya Renukunta 4021ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4022ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4023ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4024ab5d129fSRaghava Aditya Renukunta goto out; 4025ab5d129fSRaghava Aditya Renukunta } 4026ab5d129fSRaghava Aditya Renukunta 4027ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4028ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4029ab5d129fSRaghava Aditya Renukunta else 4030ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4031ab5d129fSRaghava Aditya Renukunta 4032ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4033ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4034ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4035ab5d129fSRaghava Aditya Renukunta 4036ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4037ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4038ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4039ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4040ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4041ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4042ab5d129fSRaghava Aditya Renukunta byte_count += count; 4043ab5d129fSRaghava Aditya Renukunta sge++; 4044ab5d129fSRaghava Aditya Renukunta } 4045ab5d129fSRaghava Aditya Renukunta 4046ab5d129fSRaghava Aditya Renukunta sge--; 4047ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4048ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4049ab5d129fSRaghava Aditya Renukunta u32 temp; 4050ab5d129fSRaghava Aditya Renukunta 4051ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4052ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4053ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4054ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4055ab5d129fSRaghava Aditya Renukunta } 4056ab5d129fSRaghava Aditya Renukunta 4057ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4058ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4059ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4060ab5d129fSRaghava Aditya Renukunta } else { 4061ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4062ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4063ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4064ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4065ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4066ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4067ab5d129fSRaghava Aditya Renukunta } 4068ab5d129fSRaghava Aditya Renukunta 4069ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4070ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4071ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4072ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4073ab5d129fSRaghava Aditya Renukunta } 4074ab5d129fSRaghava Aditya Renukunta out: 4075ab5d129fSRaghava Aditya Renukunta return byte_count; 4076ab5d129fSRaghava Aditya Renukunta } 4077ab5d129fSRaghava Aditya Renukunta 40781da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 40791da177e4SLinus Torvalds 40801da177e4SLinus Torvalds struct aac_srb_status_info { 40811da177e4SLinus Torvalds u32 status; 40821da177e4SLinus Torvalds char *str; 40831da177e4SLinus Torvalds }; 40841da177e4SLinus Torvalds 40851da177e4SLinus Torvalds 40861da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 40871da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 40881da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 40891da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 40901da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 40911da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 40921da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 40931da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 40941da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 40951da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 40961da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 40971da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 40981da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 40991da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 41001da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 41011da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 41021da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 41031da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 41041da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 41051da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 41061da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 41071da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 41081da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 41091da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 41101da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 41111da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 41121da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 41131da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 41141da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 41151da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 41161da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 41171da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 41181da177e4SLinus Torvalds { 0xff, "Unknown Error"} 41191da177e4SLinus Torvalds }; 41201da177e4SLinus Torvalds 41211da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 41221da177e4SLinus Torvalds { 41231da177e4SLinus Torvalds int i; 41241da177e4SLinus Torvalds 41256391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 41266391a113STobias Klauser if (srb_status_info[i].status == status) 41271da177e4SLinus Torvalds return srb_status_info[i].str; 41281da177e4SLinus Torvalds 41291da177e4SLinus Torvalds return "Bad Status Code"; 41301da177e4SLinus Torvalds } 41311da177e4SLinus Torvalds 41321da177e4SLinus Torvalds #endif 4133