11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds * Adaptec AAC series RAID controller driver 3fa195afeSAlan Cox * (c) Copyright 2001 Red Hat Inc. 41da177e4SLinus Torvalds * 51da177e4SLinus Torvalds * based on the old aacraid driver that is.. 61da177e4SLinus Torvalds * Adaptec aacraid device driver for Linux. 71da177e4SLinus Torvalds * 8e8b12f0fSMahesh Rajashekhara * Copyright (c) 2000-2010 Adaptec, Inc. 9f4babba0SRaghava Aditya Renukunta * 2010-2015 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) 10f4babba0SRaghava Aditya Renukunta * 2016-2017 Microsemi Corp. (aacraid@microsemi.com) 111da177e4SLinus Torvalds * 121da177e4SLinus Torvalds * This program is free software; you can redistribute it and/or modify 131da177e4SLinus Torvalds * it under the terms of the GNU General Public License as published by 141da177e4SLinus Torvalds * the Free Software Foundation; either version 2, or (at your option) 151da177e4SLinus Torvalds * any later version. 161da177e4SLinus Torvalds * 171da177e4SLinus Torvalds * This program is distributed in the hope that it will be useful, 181da177e4SLinus Torvalds * but WITHOUT ANY WARRANTY; without even the implied warranty of 191da177e4SLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 201da177e4SLinus Torvalds * GNU General Public License for more details. 211da177e4SLinus Torvalds * 221da177e4SLinus Torvalds * You should have received a copy of the GNU General Public License 231da177e4SLinus Torvalds * along with this program; see the file COPYING. If not, write to 241da177e4SLinus Torvalds * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 251da177e4SLinus Torvalds * 26f4babba0SRaghava Aditya Renukunta * Module Name: 27f4babba0SRaghava Aditya Renukunta * aachba.c 28f4babba0SRaghava Aditya Renukunta * 29f4babba0SRaghava Aditya Renukunta * Abstract: Contains Interfaces to manage IOs. 30f4babba0SRaghava Aditya Renukunta * 311da177e4SLinus Torvalds */ 321da177e4SLinus Torvalds 331da177e4SLinus Torvalds #include <linux/kernel.h> 341da177e4SLinus Torvalds #include <linux/init.h> 351da177e4SLinus Torvalds #include <linux/types.h> 361da177e4SLinus Torvalds #include <linux/pci.h> 371da177e4SLinus Torvalds #include <linux/spinlock.h> 381da177e4SLinus Torvalds #include <linux/slab.h> 391da177e4SLinus Torvalds #include <linux/completion.h> 401da177e4SLinus Torvalds #include <linux/blkdev.h> 417c0f6ba6SLinus Torvalds #include <linux/uaccess.h> 423a0086a8SSalyzyn, Mark #include <linux/highmem.h> /* For flush_kernel_dcache_page */ 43acf3368fSPaul Gortmaker #include <linux/module.h> 441da177e4SLinus Torvalds 451da177e4SLinus Torvalds #include <scsi/scsi.h> 461da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 471da177e4SLinus Torvalds #include <scsi/scsi_device.h> 481da177e4SLinus Torvalds #include <scsi/scsi_host.h> 491da177e4SLinus Torvalds 501da177e4SLinus Torvalds #include "aacraid.h" 511da177e4SLinus Torvalds 521da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 531da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 541da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 551da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 561da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 571da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 581da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 591da177e4SLinus Torvalds 601da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 611da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 621da177e4SLinus Torvalds 631da177e4SLinus Torvalds /* 641da177e4SLinus Torvalds * Sense codes 651da177e4SLinus Torvalds */ 661da177e4SLinus Torvalds 671da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 681da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 691da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 701da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 71f956a669SRaghava Aditya Renukunta #define SENCODE_UNRECOVERED_READ_ERROR 0x11 721da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 731da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 741da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 751da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 761da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 771da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 781da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 791da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 801da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 811da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 821da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 831da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 841da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 851da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 861da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 871da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 881da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 891da177e4SLinus Torvalds 901da177e4SLinus Torvalds /* 911da177e4SLinus Torvalds * Additional sense codes 921da177e4SLinus Torvalds */ 931da177e4SLinus Torvalds 941da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 951da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 961da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 971da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 981da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 991da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 1001da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 1011da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 1021da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 1031da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 1041da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 1051da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 1061da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 1071da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 1081da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 1091da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 1101da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 1111da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1121da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1131da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1141da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1151da177e4SLinus Torvalds 116c4e2fbcaSRaghava Aditya Renukunta #define AAC_STAT_GOOD (DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD) 117c4e2fbcaSRaghava Aditya Renukunta 1181da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1191da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1201da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1211da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1221da177e4SLinus Torvalds 123b836439fSMahesh Rajashekhara /* MODE_SENSE data format */ 124b836439fSMahesh Rajashekhara typedef struct { 125b836439fSMahesh Rajashekhara struct { 126b836439fSMahesh Rajashekhara u8 data_length; 127b836439fSMahesh Rajashekhara u8 med_type; 128b836439fSMahesh Rajashekhara u8 dev_par; 129b836439fSMahesh Rajashekhara u8 bd_length; 130b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 131b836439fSMahesh Rajashekhara struct { 132b836439fSMahesh Rajashekhara u8 dens_code; 133b836439fSMahesh Rajashekhara u8 block_count[3]; 134b836439fSMahesh Rajashekhara u8 reserved; 135b836439fSMahesh Rajashekhara u8 block_length[3]; 136b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 137b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 138b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep_data; 139b836439fSMahesh Rajashekhara 140b836439fSMahesh Rajashekhara /* MODE_SENSE_10 data format */ 141b836439fSMahesh Rajashekhara typedef struct { 142b836439fSMahesh Rajashekhara struct { 143b836439fSMahesh Rajashekhara u8 data_length[2]; 144b836439fSMahesh Rajashekhara u8 med_type; 145b836439fSMahesh Rajashekhara u8 dev_par; 146b836439fSMahesh Rajashekhara u8 rsrvd[2]; 147b836439fSMahesh Rajashekhara u8 bd_length[2]; 148b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 149b836439fSMahesh Rajashekhara struct { 150b836439fSMahesh Rajashekhara u8 dens_code; 151b836439fSMahesh Rajashekhara u8 block_count[3]; 152b836439fSMahesh Rajashekhara u8 reserved; 153b836439fSMahesh Rajashekhara u8 block_length[3]; 154b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 155b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 156b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep10_data; 157b836439fSMahesh Rajashekhara 1581da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1591da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1601da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1611da177e4SLinus Torvalds /* SCSI inquiry data */ 1621da177e4SLinus Torvalds struct inquiry_data { 1631da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1641da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1651da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1661da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1671da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1681da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1691da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1701da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1711da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1721da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1731da177e4SLinus Torvalds }; 1741da177e4SLinus Torvalds 1755d910649SMahesh Rajashekhara /* Added for VPD 0x83 */ 176999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 { 177999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 178999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 179999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 180999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 181999b3ffcSRaghava Aditya Renukunta u8 reserved3; 182999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 183999b3ffcSRaghava Aditya Renukunta u8 venid[8]; 184999b3ffcSRaghava Aditya Renukunta u8 productid[16]; 185999b3ffcSRaghava Aditya Renukunta u8 serialnumber[8]; /* SN in ASCII */ 1865d910649SMahesh Rajashekhara 187999b3ffcSRaghava Aditya Renukunta }; 1885d910649SMahesh Rajashekhara 189999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 { 190999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 191999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 192999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 193999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 194999b3ffcSRaghava Aditya Renukunta u8 reserved3; 195999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 196999b3ffcSRaghava Aditya Renukunta struct teu64id { 1975d910649SMahesh Rajashekhara u32 Serial; 1985d910649SMahesh Rajashekhara /* The serial number supposed to be 40 bits, 1995d910649SMahesh Rajashekhara * bit we only support 32, so make the last byte zero. */ 200999b3ffcSRaghava Aditya Renukunta u8 reserved; 201999b3ffcSRaghava Aditya Renukunta u8 venid[3]; 202999b3ffcSRaghava Aditya Renukunta } eu64id; 2035d910649SMahesh Rajashekhara 204999b3ffcSRaghava Aditya Renukunta }; 2055d910649SMahesh Rajashekhara 206999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 { 207999b3ffcSRaghava Aditya Renukunta u8 codeset : 4; /* VPD_CODE_SET */ 208999b3ffcSRaghava Aditya Renukunta u8 reserved : 4; 209999b3ffcSRaghava Aditya Renukunta u8 identifiertype : 4; /* VPD_IDENTIFIER_TYPE */ 210999b3ffcSRaghava Aditya Renukunta u8 reserved2 : 4; 211999b3ffcSRaghava Aditya Renukunta u8 reserved3; 212999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 213999b3ffcSRaghava Aditya Renukunta u8 Identifier[16]; 214999b3ffcSRaghava Aditya Renukunta }; 215999b3ffcSRaghava Aditya Renukunta 216999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 { 2175d910649SMahesh Rajashekhara u8 DeviceType:5; 2185d910649SMahesh Rajashekhara u8 DeviceTypeQualifier:3; 2195d910649SMahesh Rajashekhara u8 PageCode; 220999b3ffcSRaghava Aditya Renukunta u8 reserved; 2215d910649SMahesh Rajashekhara u8 PageLength; 222999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 type1; 223999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 type2; 224999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 type3; 225999b3ffcSRaghava Aditya Renukunta }; 2265d910649SMahesh Rajashekhara 2271da177e4SLinus Torvalds /* 2281da177e4SLinus Torvalds * M O D U L E G L O B A L S 2291da177e4SLinus Torvalds */ 2301da177e4SLinus Torvalds 2310b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *sgmap); 2320b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg); 2330b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg); 2340b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 2350b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max); 236ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 237ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 238ab5d129fSRaghava Aditya Renukunta int sg_max, u64 sg_address); 2390b433447SMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, 2400b433447SMahesh Rajashekhara int pages, int nseg, int nseg_new); 2411da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 242ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd); 2431da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 2441da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 2451da177e4SLinus Torvalds #endif 2461da177e4SLinus Torvalds 2471da177e4SLinus Torvalds /* 2481da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 2491da177e4SLinus Torvalds */ 2501da177e4SLinus Torvalds 2511da177e4SLinus Torvalds static int nondasd = -1; 252d8e96507SLeubner, Achim static int aac_cache = 2; /* WCE=0 to avoid performance problems */ 2531da177e4SLinus Torvalds static int dacmode = -1; 2548ef22247SSalyzyn, Mark int aac_msi; 2551208bab5SSalyzyn, Mark int aac_commit = -1; 256404d9a90SMark Haverkamp int startup_timeout = 180; 257404d9a90SMark Haverkamp int aif_timeout = 120; 25811604612SMahesh Rajashekhara int aac_sync_mode; /* Only Sync. transfer - disabled */ 25985d22bbfSMahesh Rajashekhara int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ 2601da177e4SLinus Torvalds 26111604612SMahesh Rajashekhara module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); 26211604612SMahesh Rajashekhara MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" 26311604612SMahesh Rajashekhara " 0=off, 1=on"); 26485d22bbfSMahesh Rajashekhara module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); 26585d22bbfSMahesh Rajashekhara MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" 26685d22bbfSMahesh Rajashekhara " 0=off, 1=on"); 2679a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 2688ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 2698ef22247SSalyzyn, Mark " 0=off, 1=on"); 27095e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 2718ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 2728ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 2738ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 274d8e96507SLeubner, Achim "\tbit 2 - Disable only if Battery is protecting Cache"); 2759a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 2768ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 2778ef22247SSalyzyn, Mark " 0=off, 1=on"); 2781208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 2798ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 2808ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 2818ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 2828ef22247SSalyzyn, Mark " 0=off, 1=on"); 2838ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 2848ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 2859022d375SMahesh Rajashekhara " 0=PIC(default), 1=MSI, 2=MSI-X)"); 286404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 2878ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 2888ef22247SSalyzyn, Mark " adapter to have it's kernel up and\n" 2898ef22247SSalyzyn, Mark "running. This is typically adjusted for large systems that do not" 2908ef22247SSalyzyn, Mark " have a BIOS."); 291404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 2928ef22247SSalyzyn, Mark MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 2938ef22247SSalyzyn, Mark " applications to pick up AIFs before\n" 2948ef22247SSalyzyn, Mark "deregistering them. This is typically adjusted for heavily burdened" 2958ef22247SSalyzyn, Mark " systems."); 2961da177e4SLinus Torvalds 29709624645SRaghava Aditya Renukunta int aac_fib_dump; 29809624645SRaghava Aditya Renukunta module_param(aac_fib_dump, int, 0644); 29909624645SRaghava Aditya Renukunta MODULE_PARM_DESC(aac_fib_dump, "Dump controller fibs prior to IOP_RESET 0=off, 1=on"); 30009624645SRaghava Aditya Renukunta 3017c00ffa3SMark Haverkamp int numacb = -1; 3027c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 3038ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 3048ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 3058ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 3067c00ffa3SMark Haverkamp 3077c00ffa3SMark Haverkamp int acbsize = -1; 3087c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 3098ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 3108ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 3118ef22247SSalyzyn, Mark " suggestion from Firmware."); 312653ba58dSMark Haverkamp 31329c97684SSalyzyn, Mark int update_interval = 30 * 60; 31429c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 3158ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 3168ef22247SSalyzyn, Mark " updates issued to adapter."); 31729c97684SSalyzyn, Mark 31811da1b7cSRaghava Aditya Renukunta int check_interval = 60; 31929c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 3208ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 3218ef22247SSalyzyn, Mark " checks."); 32229c97684SSalyzyn, Mark 32387f3bda3SAndrew Morton int aac_check_reset = 1; 32487f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 32595e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 3268ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 3278ef22247SSalyzyn, Mark " ignore it."); 32829c97684SSalyzyn, Mark 329e37ee4beSMark Haverkamp int expose_physicals = -1; 330653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 3318ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 3328ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 33303d44337SMark Haverkamp 3348ef22247SSalyzyn, Mark int aac_reset_devices; 3351208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 3361208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 33703d44337SMark Haverkamp 338d8e96507SLeubner, Achim int aac_wwn = 1; 339d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 340d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 341d8e96507SLeubner, Achim "\t0 - Disable\n" 342d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 343d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 344d8e96507SLeubner, Achim 345d8e96507SLeubner, Achim 34603d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 34703d44337SMark Haverkamp struct fib *fibptr) { 34803d44337SMark Haverkamp struct scsi_device *device; 34903d44337SMark Haverkamp 35003d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 351c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 35203d44337SMark Haverkamp aac_fib_complete(fibptr); 35303d44337SMark Haverkamp return 0; 35403d44337SMark Haverkamp } 35503d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 35603d44337SMark Haverkamp device = scsicmd->device; 3573ffd6c5aSRaghava Aditya Renukunta if (unlikely(!device)) { 35803d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 35903d44337SMark Haverkamp aac_fib_complete(fibptr); 36003d44337SMark Haverkamp return 0; 36103d44337SMark Haverkamp } 36203d44337SMark Haverkamp return 1; 36303d44337SMark Haverkamp } 36403d44337SMark Haverkamp 3651da177e4SLinus Torvalds /** 3661da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 3671da177e4SLinus Torvalds * @common: adapter to query 3681da177e4SLinus Torvalds * 3691da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 3701da177e4SLinus Torvalds */ 3718c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 3721da177e4SLinus Torvalds { 3731da177e4SLinus Torvalds int status = 0; 3741da177e4SLinus Torvalds struct fib * fibptr; 3751da177e4SLinus Torvalds 376bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3771da177e4SLinus Torvalds return -ENOMEM; 3781da177e4SLinus Torvalds 379bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3801da177e4SLinus Torvalds { 3811da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 3821da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 3831da177e4SLinus Torvalds 3841da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3851da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 3861da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 3871da177e4SLinus Torvalds } 3881da177e4SLinus Torvalds 389bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3901da177e4SLinus Torvalds fibptr, 3911da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 3921da177e4SLinus Torvalds FsaNormal, 3931da177e4SLinus Torvalds 1, 1, 3941da177e4SLinus Torvalds NULL, NULL); 3951da177e4SLinus Torvalds if (status < 0) { 3961da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 3971da177e4SLinus Torvalds } else { 3981da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 3991da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 4001da177e4SLinus Torvalds dprintk((KERN_WARNING 4011da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 4021da177e4SLinus Torvalds le32_to_cpu(reply->response), 4031da177e4SLinus Torvalds le32_to_cpu(reply->status), 4041da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 4051da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 4061da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 4071da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 4081da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 4091da177e4SLinus Torvalds status = -EINVAL; 4101da177e4SLinus Torvalds } 4111da177e4SLinus Torvalds } 412cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless receives a response from F/W */ 413cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 414bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 415cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 4161da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 4171da177e4SLinus Torvalds if (status >= 0) { 4181208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 4191da177e4SLinus Torvalds struct aac_commit_config * dinfo; 420bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4211da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 4221da177e4SLinus Torvalds 4231da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4241da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 4251da177e4SLinus Torvalds 426bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4271da177e4SLinus Torvalds fibptr, 4281da177e4SLinus Torvalds sizeof (struct aac_commit_config), 4291da177e4SLinus Torvalds FsaNormal, 4301da177e4SLinus Torvalds 1, 1, 4311da177e4SLinus Torvalds NULL, NULL); 432cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless 433cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * receives a response from F/W */ 434cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 435bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4361208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 4371da177e4SLinus Torvalds printk(KERN_WARNING 4381da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 4391da177e4SLinus Torvalds } 4401da177e4SLinus Torvalds } 441cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 442cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 443bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4441da177e4SLinus Torvalds return status; 4451da177e4SLinus Torvalds } 4461da177e4SLinus Torvalds 447e3cc268fSRajashekhara, Mahesh static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 448e3cc268fSRajashekhara, Mahesh { 449e3cc268fSRajashekhara, Mahesh char inq_data; 450e3cc268fSRajashekhara, Mahesh scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 451e3cc268fSRajashekhara, Mahesh if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 452e3cc268fSRajashekhara, Mahesh inq_data &= 0xdf; 453e3cc268fSRajashekhara, Mahesh scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 454e3cc268fSRajashekhara, Mahesh } 455e3cc268fSRajashekhara, Mahesh } 456e3cc268fSRajashekhara, Mahesh 4571da177e4SLinus Torvalds /** 4581da177e4SLinus Torvalds * aac_get_containers - list containers 4591da177e4SLinus Torvalds * @common: adapter to probe 4601da177e4SLinus Torvalds * 4611da177e4SLinus Torvalds * Make a list of all containers on this controller 4621da177e4SLinus Torvalds */ 4631da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 4641da177e4SLinus Torvalds { 4651da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4661da177e4SLinus Torvalds u32 index; 4671da177e4SLinus Torvalds int status = 0; 4681da177e4SLinus Torvalds struct fib * fibptr; 4691da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 4701da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 4711da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4721da177e4SLinus Torvalds 473bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4741da177e4SLinus Torvalds return -ENOMEM; 4751da177e4SLinus Torvalds 476bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4771da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 4781da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4791da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 4801da177e4SLinus Torvalds 481bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4821da177e4SLinus Torvalds fibptr, 4831da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 4841da177e4SLinus Torvalds FsaNormal, 4851da177e4SLinus Torvalds 1, 1, 4861da177e4SLinus Torvalds NULL, NULL); 4871da177e4SLinus Torvalds if (status >= 0) { 4881da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 4891da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 4901c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 491a7129a54SMahesh Rajashekhara AAC_OPTION_SUPPORTED_240_VOLUMES) { 492a7129a54SMahesh Rajashekhara maximum_num_containers = 493a7129a54SMahesh Rajashekhara le32_to_cpu(dresp->MaxSimpleVolumes); 494a7129a54SMahesh Rajashekhara } 495bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4961da177e4SLinus Torvalds } 497cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 498cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 499fe76df42SMark Haverkamp aac_fib_free(fibptr); 5001da177e4SLinus Torvalds 5011da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 5021da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 5033ffd6c5aSRaghava Aditya Renukunta if (dev->fsa_dev == NULL || 5043ffd6c5aSRaghava Aditya Renukunta dev->maximum_num_containers != maximum_num_containers) { 5053ffd6c5aSRaghava Aditya Renukunta 5063ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = dev->fsa_dev; 5073ffd6c5aSRaghava Aditya Renukunta 5083ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev = kcalloc(maximum_num_containers, 5093ffd6c5aSRaghava Aditya Renukunta sizeof(*fsa_dev_ptr), GFP_KERNEL); 5103ffd6c5aSRaghava Aditya Renukunta 5113ffd6c5aSRaghava Aditya Renukunta kfree(fsa_dev_ptr); 5123ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = NULL; 5133ffd6c5aSRaghava Aditya Renukunta 5143ffd6c5aSRaghava Aditya Renukunta 5153ffd6c5aSRaghava Aditya Renukunta if (!dev->fsa_dev) 5161da177e4SLinus Torvalds return -ENOMEM; 5171da177e4SLinus Torvalds 5181da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 5193ffd6c5aSRaghava Aditya Renukunta } 5203ffd6c5aSRaghava Aditya Renukunta for (index = 0; index < dev->maximum_num_containers; index++) { 5213ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].devname[0] = '\0'; 5223ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].valid = 0; 5231da177e4SLinus Torvalds 524fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 5251da177e4SLinus Torvalds 5261da177e4SLinus Torvalds if (status < 0) { 5271da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 5281da177e4SLinus Torvalds break; 5291da177e4SLinus Torvalds } 5301da177e4SLinus Torvalds } 5311da177e4SLinus Torvalds return status; 5321da177e4SLinus Torvalds } 5331da177e4SLinus Torvalds 5341da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 5351da177e4SLinus Torvalds { 5361da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 5371da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 5381da177e4SLinus Torvalds 5391da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 5401da177e4SLinus Torvalds 54103d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 54203d44337SMark Haverkamp return; 54303d44337SMark Haverkamp 5441da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 545125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 5461da177e4SLinus Torvalds 5471da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 5481da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 5491da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 5501da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 5511da177e4SLinus Torvalds char *sp = get_name_reply->data; 552c8026732SRaghava Aditya Renukunta int data_size = FIELD_SIZEOF(struct aac_get_name_resp, data); 553c8026732SRaghava Aditya Renukunta 554c8026732SRaghava Aditya Renukunta sp[data_size - 1] = '\0'; 5551da177e4SLinus Torvalds while (*sp == ' ') 5561da177e4SLinus Torvalds ++sp; 5573b2946ccSMark Haverkamp if (*sp) { 558d4345028SFUJITA Tomonori struct inquiry_data inq; 5593b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 5603b2946ccSMark Haverkamp int count = sizeof(d); 5613b2946ccSMark Haverkamp char *dp = d; 5623b2946ccSMark Haverkamp do { 5631da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 5641da177e4SLinus Torvalds } while (--count > 0); 565d4345028SFUJITA Tomonori 566d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 567d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 568d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 5691da177e4SLinus Torvalds } 5703b2946ccSMark Haverkamp } 5713b2946ccSMark Haverkamp 5721da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 5731da177e4SLinus Torvalds 574bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 5758e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 5761da177e4SLinus Torvalds } 5771da177e4SLinus Torvalds 5781da177e4SLinus Torvalds /** 5791da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 5801da177e4SLinus Torvalds */ 5819e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 5821da177e4SLinus Torvalds { 5831da177e4SLinus Torvalds int status; 584c8026732SRaghava Aditya Renukunta int data_size; 5851da177e4SLinus Torvalds struct aac_get_name *dinfo; 5861da177e4SLinus Torvalds struct fib * cmd_fibcontext; 5871da177e4SLinus Torvalds struct aac_dev * dev; 5881da177e4SLinus Torvalds 5891da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 5901da177e4SLinus Torvalds 591c8026732SRaghava Aditya Renukunta data_size = FIELD_SIZEOF(struct aac_get_name_resp, data); 592c8026732SRaghava Aditya Renukunta 5936bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 5941da177e4SLinus Torvalds 595bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 5961da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 5971ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5981da177e4SLinus Torvalds 5991da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 6001da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 6019e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 602c8026732SRaghava Aditya Renukunta dinfo->count = cpu_to_le32(data_size - 1); 6031da177e4SLinus Torvalds 604bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 6051da177e4SLinus Torvalds cmd_fibcontext, 606fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_name_resp), 6071da177e4SLinus Torvalds FsaNormal, 6081da177e4SLinus Torvalds 0, 1, 6091da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 6101da177e4SLinus Torvalds (void *) scsicmd); 6111da177e4SLinus Torvalds 6121da177e4SLinus Torvalds /* 6131da177e4SLinus Torvalds * Check that the command queued to the controller 6141da177e4SLinus Torvalds */ 6151ae948faSBrian King if (status == -EINPROGRESS) 6161da177e4SLinus Torvalds return 0; 6171da177e4SLinus Torvalds 618bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 619bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 6201da177e4SLinus Torvalds return -1; 6211da177e4SLinus Torvalds } 6221da177e4SLinus Torvalds 623fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 624fe76df42SMark Haverkamp { 625fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 626fe76df42SMark Haverkamp 6271a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 628fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 629fe76df42SMark Haverkamp 630fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 631fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 632fe76df42SMark Haverkamp return 0; 633fe76df42SMark Haverkamp } 634fe76df42SMark Haverkamp 6351a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 636fe76df42SMark Haverkamp { 63703d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 638fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 63903d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 640999b3ffcSRaghava Aditya Renukunta int i; 64103d44337SMark Haverkamp 64203d44337SMark Haverkamp 6431a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6441a655040SSalyzyn, Mark return; 645fe76df42SMark Haverkamp 646fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 6471a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 648fe76df42SMark Haverkamp if (fsa_dev_ptr) { 649fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 6501c68856eSRaghava Aditya Renukunta __le32 sup_options2; 6511c68856eSRaghava Aditya Renukunta 652fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 6531c68856eSRaghava Aditya Renukunta sup_options2 = 6541c68856eSRaghava Aditya Renukunta fibptr->dev->supplement_adapter_info.supported_options2; 655fe76df42SMark Haverkamp 656fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 657fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 658fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 6591c68856eSRaghava Aditya Renukunta if (!(sup_options2 & AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 660b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 661b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 662b836439fSMahesh Rajashekhara } else { 663b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 664b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 665b836439fSMahesh Rajashekhara } 666999b3ffcSRaghava Aditya Renukunta for (i = 0; i < 16; i++) 667999b3ffcSRaghava Aditya Renukunta fsa_dev_ptr->identifier[i] = 668999b3ffcSRaghava Aditya Renukunta dresp->mnt[0].fileinfo.bdevinfo 669999b3ffcSRaghava Aditya Renukunta .identifier[i]; 670fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 671655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 672655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 673655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 674655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 675655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 676fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 677fe76df42SMark Haverkamp fsa_dev_ptr->size 678fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 679fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 680fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 681fe76df42SMark Haverkamp } 682fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 683fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 684fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 685fe76df42SMark Haverkamp } 686fe76df42SMark Haverkamp aac_fib_complete(fibptr); 687fe76df42SMark Haverkamp aac_fib_free(fibptr); 688fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 689fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 6901a655040SSalyzyn, Mark (*callback)(scsicmd); 6911a655040SSalyzyn, Mark return; 692fe76df42SMark Haverkamp } 693fe76df42SMark Haverkamp 6941a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 695fe76df42SMark Haverkamp { 696fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 697fe76df42SMark Haverkamp struct aac_mount * dresp; 698fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 699fe76df42SMark Haverkamp int status; 700fe76df42SMark Haverkamp 701fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 7021c68856eSRaghava Aditya Renukunta if (!(fibptr->dev->supplement_adapter_info.supported_options2 & 703b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE)) 704fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 705fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 7061a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 7071a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 7081a655040SSalyzyn, Mark return; 7091a655040SSalyzyn, Mark } 710fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 711fe76df42SMark Haverkamp 71203d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 7131a655040SSalyzyn, Mark return; 71403d44337SMark Haverkamp 715fe76df42SMark Haverkamp aac_fib_init(fibptr); 716fe76df42SMark Haverkamp 717fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 718fe76df42SMark Haverkamp 7191c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 720b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 721b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 722b836439fSMahesh Rajashekhara else 723fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 724b836439fSMahesh Rajashekhara 725fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 726fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 7271ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 728fe76df42SMark Haverkamp 729fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 730fe76df42SMark Haverkamp fibptr, 731fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 732fe76df42SMark Haverkamp FsaNormal, 733fe76df42SMark Haverkamp 0, 1, 7341a655040SSalyzyn, Mark _aac_probe_container2, 735fe76df42SMark Haverkamp (void *) scsicmd); 736fe76df42SMark Haverkamp /* 737fe76df42SMark Haverkamp * Check that the command queued to the controller 738fe76df42SMark Haverkamp */ 7391ae948faSBrian King if (status < 0 && status != -EINPROGRESS) { 740fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 741fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7421a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 743fe76df42SMark Haverkamp } 744fe76df42SMark Haverkamp } 745fe76df42SMark Haverkamp 746fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 747fe76df42SMark Haverkamp { 748fe76df42SMark Haverkamp struct fib * fibptr; 749fe76df42SMark Haverkamp int status = -ENOMEM; 750fe76df42SMark Haverkamp 751fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 752fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 753fe76df42SMark Haverkamp 754fe76df42SMark Haverkamp aac_fib_init(fibptr); 755fe76df42SMark Haverkamp 756fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 757fe76df42SMark Haverkamp 7581c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 759b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 760b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 761b836439fSMahesh Rajashekhara else 762fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 763b836439fSMahesh Rajashekhara 764fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 765fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 766fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 7671ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 768fe76df42SMark Haverkamp 769fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 770fe76df42SMark Haverkamp fibptr, 771fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 772fe76df42SMark Haverkamp FsaNormal, 773fe76df42SMark Haverkamp 0, 1, 7741a655040SSalyzyn, Mark _aac_probe_container1, 775fe76df42SMark Haverkamp (void *) scsicmd); 776fe76df42SMark Haverkamp /* 777fe76df42SMark Haverkamp * Check that the command queued to the controller 778fe76df42SMark Haverkamp */ 7791ae948faSBrian King if (status == -EINPROGRESS) 780fe76df42SMark Haverkamp return 0; 7811ae948faSBrian King 782fe76df42SMark Haverkamp if (status < 0) { 783fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 784fe76df42SMark Haverkamp aac_fib_complete(fibptr); 785fe76df42SMark Haverkamp aac_fib_free(fibptr); 786fe76df42SMark Haverkamp } 787fe76df42SMark Haverkamp } 788fe76df42SMark Haverkamp if (status < 0) { 789fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 790fe76df42SMark Haverkamp if (fsa_dev_ptr) { 791fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 792fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 793fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 794fe76df42SMark Haverkamp return (*callback)(scsicmd); 795fe76df42SMark Haverkamp } 796fe76df42SMark Haverkamp } 797fe76df42SMark Haverkamp } 798fe76df42SMark Haverkamp return status; 799fe76df42SMark Haverkamp } 800fe76df42SMark Haverkamp 8011da177e4SLinus Torvalds /** 802bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 8031da177e4SLinus Torvalds * @dev: device to query 8041da177e4SLinus Torvalds * @cid: container identifier 8051da177e4SLinus Torvalds * 8061da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 8071da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 8081da177e4SLinus Torvalds */ 809fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 810fe76df42SMark Haverkamp { 811fe76df42SMark Haverkamp scsicmd->device = NULL; 812fe76df42SMark Haverkamp return 0; 813fe76df42SMark Haverkamp } 8141da177e4SLinus Torvalds 815bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 8161da177e4SLinus Torvalds { 817fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 818fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 8191da177e4SLinus Torvalds int status; 8201da177e4SLinus Torvalds 821fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 822fe76df42SMark Haverkamp kfree(scsicmd); 823fe76df42SMark Haverkamp kfree(scsidev); 82490ee3466SMark Haverkamp return -ENOMEM; 8251da177e4SLinus Torvalds } 826fe76df42SMark Haverkamp scsicmd->list.next = NULL; 8271a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 8281da177e4SLinus Torvalds 829fe76df42SMark Haverkamp scsicmd->device = scsidev; 830fe76df42SMark Haverkamp scsidev->sdev_state = 0; 831fe76df42SMark Haverkamp scsidev->id = cid; 832fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 8331da177e4SLinus Torvalds 834fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 835fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 836fe76df42SMark Haverkamp schedule(); 837802ae2f0SSalyzyn, Mark kfree(scsidev); 838fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 839fe76df42SMark Haverkamp kfree(scsicmd); 8401da177e4SLinus Torvalds return status; 8411da177e4SLinus Torvalds } 8421da177e4SLinus Torvalds 8431da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8441da177e4SLinus Torvalds struct scsi_inq { 8451da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8461da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8471da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8481da177e4SLinus Torvalds }; 8491da177e4SLinus Torvalds 8501da177e4SLinus Torvalds /** 8511da177e4SLinus Torvalds * InqStrCopy - string merge 8521da177e4SLinus Torvalds * @a: string to copy from 8531da177e4SLinus Torvalds * @b: string to copy to 8541da177e4SLinus Torvalds * 8551da177e4SLinus Torvalds * Copy a String from one location to another 8561da177e4SLinus Torvalds * without copying \0 8571da177e4SLinus Torvalds */ 8581da177e4SLinus Torvalds 8591da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8601da177e4SLinus Torvalds { 8611da177e4SLinus Torvalds 8621da177e4SLinus Torvalds while (*a != (char)0) 8631da177e4SLinus Torvalds *b++ = *a++; 8641da177e4SLinus Torvalds } 8651da177e4SLinus Torvalds 8661da177e4SLinus Torvalds static char *container_types[] = { 8671da177e4SLinus Torvalds "None", 8681da177e4SLinus Torvalds "Volume", 8691da177e4SLinus Torvalds "Mirror", 8701da177e4SLinus Torvalds "Stripe", 8711da177e4SLinus Torvalds "RAID5", 8721da177e4SLinus Torvalds "SSRW", 8731da177e4SLinus Torvalds "SSRO", 8741da177e4SLinus Torvalds "Morph", 8751da177e4SLinus Torvalds "Legacy", 8761da177e4SLinus Torvalds "RAID4", 8771da177e4SLinus Torvalds "RAID10", 8781da177e4SLinus Torvalds "RAID00", 8791da177e4SLinus Torvalds "V-MIRRORS", 8801da177e4SLinus Torvalds "PSEUDO R4", 8811da177e4SLinus Torvalds "RAID50", 88284971738SMark Haverkamp "RAID5D", 88384971738SMark Haverkamp "RAID5D0", 88484971738SMark Haverkamp "RAID1E", 88584971738SMark Haverkamp "RAID6", 88684971738SMark Haverkamp "RAID60", 8871da177e4SLinus Torvalds "Unknown" 8881da177e4SLinus Torvalds }; 8891da177e4SLinus Torvalds 89017eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 89117eaaceeSSalyzyn, Mark { 89217eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 89317eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 89417eaaceeSSalyzyn, Mark return container_types[tindex]; 89517eaaceeSSalyzyn, Mark } 8961da177e4SLinus Torvalds 8971da177e4SLinus Torvalds /* Function: setinqstr 8981da177e4SLinus Torvalds * 8991da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 9001da177e4SLinus Torvalds * 9011da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 90225985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 90325985edcSLucas De Marchi * files instead of in OS dependent driver source. 9041da177e4SLinus Torvalds */ 9051da177e4SLinus Torvalds 906794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 9071da177e4SLinus Torvalds { 9081da177e4SLinus Torvalds struct scsi_inq *str; 9091c68856eSRaghava Aditya Renukunta struct aac_supplement_adapter_info *sup_adap_info; 9101da177e4SLinus Torvalds 9111c68856eSRaghava Aditya Renukunta sup_adap_info = &dev->supplement_adapter_info; 9121da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 913794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 914794d0601SMark Haverkamp 9151c68856eSRaghava Aditya Renukunta if (sup_adap_info->adapter_type_text[0]) { 9161c68856eSRaghava Aditya Renukunta char *cp = sup_adap_info->adapter_type_text; 9173bc8070fSSalyzyn, Mark int c; 9183bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 9193bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 9203bc8070fSSalyzyn, Mark else { 9213bc8070fSSalyzyn, Mark c = sizeof(str->vid); 922794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 923794d0601SMark Haverkamp ++cp; 924794d0601SMark Haverkamp c = *cp; 925794d0601SMark Haverkamp *cp = '\0'; 9261c68856eSRaghava Aditya Renukunta inqstrcpy(sup_adap_info->adapter_type_text, str->vid); 927794d0601SMark Haverkamp *cp = c; 928794d0601SMark Haverkamp while (*cp && *cp != ' ') 929794d0601SMark Haverkamp ++cp; 9303bc8070fSSalyzyn, Mark } 931794d0601SMark Haverkamp while (*cp == ' ') 932794d0601SMark Haverkamp ++cp; 933794d0601SMark Haverkamp /* last six chars reserved for vol type */ 934794d0601SMark Haverkamp c = 0; 935794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 936794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 937794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 938794d0601SMark Haverkamp } 939794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 940794d0601SMark Haverkamp if (c) 941794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 942794d0601SMark Haverkamp } else { 943794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9441da177e4SLinus Torvalds 9451da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 946794d0601SMark Haverkamp /* last six chars reserved for vol type */ 947794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 948794d0601SMark Haverkamp } 9491da177e4SLinus Torvalds 9506391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9511da177e4SLinus Torvalds char *findit = str->pid; 9521da177e4SLinus Torvalds 9531da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9541da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9551da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9561da177e4SLinus Torvalds *(findit -= 4) = ' '; 957794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 958794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9591da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9601da177e4SLinus Torvalds } 9611da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9621da177e4SLinus Torvalds } 9631da177e4SLinus Torvalds 964999b3ffcSRaghava Aditya Renukunta static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, 965999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev, struct scsi_cmnd *scsicmd) 966999b3ffcSRaghava Aditya Renukunta { 967999b3ffcSRaghava Aditya Renukunta int container; 968999b3ffcSRaghava Aditya Renukunta 969999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.codeset = 1; 970999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifiertype = 3; 971999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) 972999b3ffcSRaghava Aditya Renukunta - 4; 973999b3ffcSRaghava Aditya Renukunta 974999b3ffcSRaghava Aditya Renukunta for (container = 0; container < dev->maximum_num_containers; 975999b3ffcSRaghava Aditya Renukunta container++) { 976999b3ffcSRaghava Aditya Renukunta 977999b3ffcSRaghava Aditya Renukunta if (scmd_id(scsicmd) == container) { 978999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data->type3.Identifier, 979999b3ffcSRaghava Aditya Renukunta dev->fsa_dev[container].identifier, 980999b3ffcSRaghava Aditya Renukunta 16); 981999b3ffcSRaghava Aditya Renukunta break; 982999b3ffcSRaghava Aditya Renukunta } 983999b3ffcSRaghava Aditya Renukunta } 984999b3ffcSRaghava Aditya Renukunta } 985999b3ffcSRaghava Aditya Renukunta 98688e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 98788e2f98eSSalyzyn, Mark { 98888e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 98988e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 99088e2f98eSSalyzyn, Mark 99188e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 99288e2f98eSSalyzyn, Mark 99388e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 99488e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 99588e2f98eSSalyzyn, Mark return; 99688e2f98eSSalyzyn, Mark 99788e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 99888e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 99988e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 10005d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 10015d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 10025d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 1003999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev; 10045d910649SMahesh Rajashekhara int i; 1005999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 vpdpage83data; 10065d910649SMahesh Rajashekhara 1007999b3ffcSRaghava Aditya Renukunta dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1008999b3ffcSRaghava Aditya Renukunta 1009999b3ffcSRaghava Aditya Renukunta memset(((u8 *)&vpdpage83data), 0, 1010999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10115d910649SMahesh Rajashekhara 10125d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 1013999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceType = 0; 10145d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 1015999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceTypeQualifier = 0; 10165d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 1017999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageCode = 0x83; 1018999b3ffcSRaghava Aditya Renukunta vpdpage83data.reserved = 0; 1019999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength = 1020999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) + 1021999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2); 1022999b3ffcSRaghava Aditya Renukunta 1023999b3ffcSRaghava Aditya Renukunta /* VPD 83 Type 3 is not supported for ARC */ 1024999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) 1025999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength += 1026999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type3); 10275d910649SMahesh Rajashekhara 10285d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 1029999b3ffcSRaghava Aditya Renukunta /* VpdcodesetAscii */ 1030999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.codeset = 2; 10315d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 1032999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifiertype = 1; 1033999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifierlength = 1034999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) - 4; 10355d910649SMahesh Rajashekhara 10365d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 1037999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.venid, 10385d910649SMahesh Rajashekhara "ADAPTEC ", 1039999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1.venid)); 1040999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.productid, 10415d910649SMahesh Rajashekhara "ARRAY ", 10425d910649SMahesh Rajashekhara sizeof( 1043999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.productid)); 10445d910649SMahesh Rajashekhara 10455d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 10465d910649SMahesh Rajashekhara * The LSB is the the end. 10475d910649SMahesh Rajashekhara */ 10485d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 10495d910649SMahesh Rajashekhara u8 temp = 10505d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 10515d910649SMahesh Rajashekhara if (temp > 0x9) { 1052999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10535d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 10545d910649SMahesh Rajashekhara } else { 1055999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10565d910649SMahesh Rajashekhara '0' + temp; 10575d910649SMahesh Rajashekhara } 10585d910649SMahesh Rajashekhara } 10595d910649SMahesh Rajashekhara 10605d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 1061999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.codeset = 1; 1062999b3ffcSRaghava Aditya Renukunta /* VpdidentifiertypeEUI64 */ 1063999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifiertype = 2; 1064999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifierlength = 1065999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2) - 4; 10665d910649SMahesh Rajashekhara 1067999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[0] = 0xD0; 1068999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[1] = 0; 1069999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[2] = 0; 10705d910649SMahesh Rajashekhara 1071999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.Serial = 10725d910649SMahesh Rajashekhara get_serial_reply->uid; 1073999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.reserved = 0; 1074999b3ffcSRaghava Aditya Renukunta 1075999b3ffcSRaghava Aditya Renukunta /* 1076999b3ffcSRaghava Aditya Renukunta * VpdIdentifierTypeFCPHName 1077999b3ffcSRaghava Aditya Renukunta * VPD 0x83 Type 3 not supported for ARC 1078999b3ffcSRaghava Aditya Renukunta */ 1079999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) { 1080999b3ffcSRaghava Aditya Renukunta build_vpd83_type3(&vpdpage83data, 1081999b3ffcSRaghava Aditya Renukunta dev, scsicmd); 1082999b3ffcSRaghava Aditya Renukunta } 10835d910649SMahesh Rajashekhara 10845d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 1085999b3ffcSRaghava Aditya Renukunta scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, 1086999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10875d910649SMahesh Rajashekhara } else { 10885d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 108988e2f98eSSalyzyn, Mark char sp[13]; 109088e2f98eSSalyzyn, Mark /* EVPD bit set */ 109188e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 109288e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 109388e2f98eSSalyzyn, Mark sp[2] = 0; 109488e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 109588e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 10965d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 10975d910649SMahesh Rajashekhara sizeof(sp)); 10985d910649SMahesh Rajashekhara } 109988e2f98eSSalyzyn, Mark } 110088e2f98eSSalyzyn, Mark 110188e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 110288e2f98eSSalyzyn, Mark 110388e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 110488e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 110588e2f98eSSalyzyn, Mark } 110688e2f98eSSalyzyn, Mark 110788e2f98eSSalyzyn, Mark /** 110888e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 110988e2f98eSSalyzyn, Mark */ 111088e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 111188e2f98eSSalyzyn, Mark { 111288e2f98eSSalyzyn, Mark int status; 111388e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 111488e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 111588e2f98eSSalyzyn, Mark struct aac_dev * dev; 111688e2f98eSSalyzyn, Mark 111788e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 111888e2f98eSSalyzyn, Mark 11196bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 112088e2f98eSSalyzyn, Mark 112188e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 112288e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 112388e2f98eSSalyzyn, Mark 112488e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 112588e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 112688e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 11271ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 112888e2f98eSSalyzyn, Mark 112988e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 113088e2f98eSSalyzyn, Mark cmd_fibcontext, 1131fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 113288e2f98eSSalyzyn, Mark FsaNormal, 113388e2f98eSSalyzyn, Mark 0, 1, 113488e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 113588e2f98eSSalyzyn, Mark (void *) scsicmd); 113688e2f98eSSalyzyn, Mark 113788e2f98eSSalyzyn, Mark /* 113888e2f98eSSalyzyn, Mark * Check that the command queued to the controller 113988e2f98eSSalyzyn, Mark */ 11401ae948faSBrian King if (status == -EINPROGRESS) 114188e2f98eSSalyzyn, Mark return 0; 114288e2f98eSSalyzyn, Mark 114388e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 114488e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 114588e2f98eSSalyzyn, Mark return -1; 114688e2f98eSSalyzyn, Mark } 114788e2f98eSSalyzyn, Mark 114888e2f98eSSalyzyn, Mark /* Function: setinqserial 114988e2f98eSSalyzyn, Mark * 115088e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 115188e2f98eSSalyzyn, Mark * 115288e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 115388e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 115488e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 115588e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 115688e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 115788e2f98eSSalyzyn, Mark */ 115888e2f98eSSalyzyn, Mark 115988e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 116088e2f98eSSalyzyn, Mark { 116188e2f98eSSalyzyn, Mark /* 116288e2f98eSSalyzyn, Mark * This breaks array migration. 116388e2f98eSSalyzyn, Mark */ 116488e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 116588e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 116688e2f98eSSalyzyn, Mark } 116788e2f98eSSalyzyn, Mark 11688e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 11698e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 11701da177e4SLinus Torvalds { 11718e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 11728e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 11738e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 11741da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 11751da177e4SLinus Torvalds 11761da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 11771da177e4SLinus Torvalds 11781da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11791da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11808e31e607SSalyzyn, Mark 11811da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11828e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11831da177e4SLinus Torvalds 11848e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11851da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11861da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11878e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11881da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11891da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11901da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11918e31e607SSalyzyn, Mark } else 11928e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 11931da177e4SLinus Torvalds } 11941da177e4SLinus Torvalds 1195e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1196e8f32de5SMark Haverkamp { 1197e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1198e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1199e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1200e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1201e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 12028e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 12038e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 12048e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1205e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12063ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 12073ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1208e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 1209e8f32de5SMark Haverkamp return 1; 1210e8f32de5SMark Haverkamp } 1211e8f32de5SMark Haverkamp return 0; 1212e8f32de5SMark Haverkamp } 1213e8f32de5SMark Haverkamp 1214e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1215e8f32de5SMark Haverkamp { 1216e8f32de5SMark Haverkamp return 0; 1217e8f32de5SMark Haverkamp } 1218e8f32de5SMark Haverkamp 1219e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1220e8f32de5SMark Haverkamp 1221e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1222e8f32de5SMark Haverkamp { 122385d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 122485d22bbfSMahesh Rajashekhara u16 fibsize, command; 12250b433447SMahesh Rajashekhara long ret; 122685d22bbfSMahesh Rajashekhara 1227e8f32de5SMark Haverkamp aac_fib_init(fib); 1228d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1229d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1230d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 123185d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 123285d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 123385d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 123485d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 123585d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1236b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1237b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 123885d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 123985d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 12400b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 12410b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12420b433447SMahesh Rajashekhara if (ret < 0) 12430b433447SMahesh Rajashekhara return ret; 124485d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 124585d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 124685d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 124785d22bbfSMahesh Rajashekhara } else { 124885d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1249e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1250e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1251e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1252b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1253b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1254e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 125585d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1256e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1257e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 12580b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 12590b433447SMahesh Rajashekhara if (ret < 0) 12600b433447SMahesh Rajashekhara return ret; 126185d22bbfSMahesh Rajashekhara command = ContainerRawIo; 126285d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 126385d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 126485d22bbfSMahesh Rajashekhara } 126585d22bbfSMahesh Rajashekhara 1266e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1267e8f32de5SMark Haverkamp /* 1268e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1269e8f32de5SMark Haverkamp */ 127085d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1271e8f32de5SMark Haverkamp fib, 1272e8f32de5SMark Haverkamp fibsize, 1273e8f32de5SMark Haverkamp FsaNormal, 1274e8f32de5SMark Haverkamp 0, 1, 1275e8f32de5SMark Haverkamp (fib_callback) io_callback, 1276e8f32de5SMark Haverkamp (void *) cmd); 1277e8f32de5SMark Haverkamp } 1278e8f32de5SMark Haverkamp 1279e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1280e8f32de5SMark Haverkamp { 1281e8f32de5SMark Haverkamp u16 fibsize; 1282e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12830b433447SMahesh Rajashekhara long ret; 12840b433447SMahesh Rajashekhara 1285e8f32de5SMark Haverkamp aac_fib_init(fib); 1286e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1287e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1288e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1289e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1290e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1291e8f32de5SMark Haverkamp readcmd->pad = 0; 1292e8f32de5SMark Haverkamp readcmd->flags = 0; 1293e8f32de5SMark Haverkamp 12940b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 12950b433447SMahesh Rajashekhara if (ret < 0) 12960b433447SMahesh Rajashekhara return ret; 1297e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1298e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1299e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1300e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1301e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1302e8f32de5SMark Haverkamp /* 1303e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1304e8f32de5SMark Haverkamp */ 1305e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1306e8f32de5SMark Haverkamp fib, 1307e8f32de5SMark Haverkamp fibsize, 1308e8f32de5SMark Haverkamp FsaNormal, 1309e8f32de5SMark Haverkamp 0, 1, 1310e8f32de5SMark Haverkamp (fib_callback) io_callback, 1311e8f32de5SMark Haverkamp (void *) cmd); 1312e8f32de5SMark Haverkamp } 1313e8f32de5SMark Haverkamp 1314e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1315e8f32de5SMark Haverkamp { 1316e8f32de5SMark Haverkamp u16 fibsize; 1317e8f32de5SMark Haverkamp struct aac_read *readcmd; 1318b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13190b433447SMahesh Rajashekhara long ret; 13200b433447SMahesh Rajashekhara 1321e8f32de5SMark Haverkamp aac_fib_init(fib); 1322e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1323e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1324f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1325e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1326b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1327b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1328e8f32de5SMark Haverkamp 13290b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 13300b433447SMahesh Rajashekhara if (ret < 0) 13310b433447SMahesh Rajashekhara return ret; 1332e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1333e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1334e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1335e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1336e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1337e8f32de5SMark Haverkamp /* 1338e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1339e8f32de5SMark Haverkamp */ 1340e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1341e8f32de5SMark Haverkamp fib, 1342e8f32de5SMark Haverkamp fibsize, 1343e8f32de5SMark Haverkamp FsaNormal, 1344e8f32de5SMark Haverkamp 0, 1, 1345e8f32de5SMark Haverkamp (fib_callback) io_callback, 1346e8f32de5SMark Haverkamp (void *) cmd); 1347e8f32de5SMark Haverkamp } 1348e8f32de5SMark Haverkamp 13499d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1350e8f32de5SMark Haverkamp { 135185d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 135285d22bbfSMahesh Rajashekhara u16 fibsize, command; 13530b433447SMahesh Rajashekhara long ret; 135485d22bbfSMahesh Rajashekhara 1355e8f32de5SMark Haverkamp aac_fib_init(fib); 1356d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1357d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1358d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 135985d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 136085d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 136185d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 136285d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 136385d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1364b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1365b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 136685d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 136785d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 136885d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 136985d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 137085d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 13710b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 13720b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 13730b433447SMahesh Rajashekhara if (ret < 0) 13740b433447SMahesh Rajashekhara return ret; 137585d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 137685d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 137785d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 137885d22bbfSMahesh Rajashekhara } else { 137985d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1380e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1381e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1382e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1383b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1384b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1385e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 138695e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 138795e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 138885d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 138985d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1390e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1391e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 13920b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 13930b433447SMahesh Rajashekhara if (ret < 0) 13940b433447SMahesh Rajashekhara return ret; 139585d22bbfSMahesh Rajashekhara command = ContainerRawIo; 139685d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 139785d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 139885d22bbfSMahesh Rajashekhara } 139985d22bbfSMahesh Rajashekhara 1400e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1401e8f32de5SMark Haverkamp /* 1402e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1403e8f32de5SMark Haverkamp */ 140485d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1405e8f32de5SMark Haverkamp fib, 1406e8f32de5SMark Haverkamp fibsize, 1407e8f32de5SMark Haverkamp FsaNormal, 1408e8f32de5SMark Haverkamp 0, 1, 1409e8f32de5SMark Haverkamp (fib_callback) io_callback, 1410e8f32de5SMark Haverkamp (void *) cmd); 1411e8f32de5SMark Haverkamp } 1412e8f32de5SMark Haverkamp 14139d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1414e8f32de5SMark Haverkamp { 1415e8f32de5SMark Haverkamp u16 fibsize; 1416e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 14170b433447SMahesh Rajashekhara long ret; 14180b433447SMahesh Rajashekhara 1419e8f32de5SMark Haverkamp aac_fib_init(fib); 1420e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1421e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1422e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1423e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1424e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1425e8f32de5SMark Haverkamp writecmd->pad = 0; 1426e8f32de5SMark Haverkamp writecmd->flags = 0; 1427e8f32de5SMark Haverkamp 14280b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 14290b433447SMahesh Rajashekhara if (ret < 0) 14300b433447SMahesh Rajashekhara return ret; 1431e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1432e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1433e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1434e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1435e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1436e8f32de5SMark Haverkamp /* 1437e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1438e8f32de5SMark Haverkamp */ 1439e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1440e8f32de5SMark Haverkamp fib, 1441e8f32de5SMark Haverkamp fibsize, 1442e8f32de5SMark Haverkamp FsaNormal, 1443e8f32de5SMark Haverkamp 0, 1, 1444e8f32de5SMark Haverkamp (fib_callback) io_callback, 1445e8f32de5SMark Haverkamp (void *) cmd); 1446e8f32de5SMark Haverkamp } 1447e8f32de5SMark Haverkamp 14489d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1449e8f32de5SMark Haverkamp { 1450e8f32de5SMark Haverkamp u16 fibsize; 1451e8f32de5SMark Haverkamp struct aac_write *writecmd; 1452b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 14530b433447SMahesh Rajashekhara long ret; 14540b433447SMahesh Rajashekhara 1455e8f32de5SMark Haverkamp aac_fib_init(fib); 1456e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1457e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1458f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1459e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1460b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1461b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1462e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1463e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1464e8f32de5SMark Haverkamp 14650b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 14660b433447SMahesh Rajashekhara if (ret < 0) 14670b433447SMahesh Rajashekhara return ret; 1468e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1469e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1470e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1471e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1472e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1473e8f32de5SMark Haverkamp /* 1474e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1475e8f32de5SMark Haverkamp */ 1476e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1477e8f32de5SMark Haverkamp fib, 1478e8f32de5SMark Haverkamp fibsize, 1479e8f32de5SMark Haverkamp FsaNormal, 1480e8f32de5SMark Haverkamp 0, 1, 1481e8f32de5SMark Haverkamp (fib_callback) io_callback, 1482e8f32de5SMark Haverkamp (void *) cmd); 1483e8f32de5SMark Haverkamp } 1484e8f32de5SMark Haverkamp 1485e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1486e8f32de5SMark Haverkamp { 1487e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1488e8f32de5SMark Haverkamp u32 flag; 1489e8f32de5SMark Haverkamp u32 timeout; 1490e8f32de5SMark Haverkamp 1491e8f32de5SMark Haverkamp aac_fib_init(fib); 1492e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1493e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1494e8f32de5SMark Haverkamp flag = SRB_DataOut; 1495e8f32de5SMark Haverkamp break; 1496e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1497e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1498e8f32de5SMark Haverkamp break; 1499e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1500e8f32de5SMark Haverkamp flag = SRB_DataIn; 1501e8f32de5SMark Haverkamp break; 1502e8f32de5SMark Haverkamp case DMA_NONE: 1503e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1504e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1505e8f32de5SMark Haverkamp break; 1506e8f32de5SMark Haverkamp } 1507e8f32de5SMark Haverkamp 1508e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1509e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1510e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1511e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1512e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1513e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1514242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1515e8f32de5SMark Haverkamp if (timeout == 0) 1516e8f32de5SMark Haverkamp timeout = 1; 1517e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1518e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1519e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1520e8f32de5SMark Haverkamp return srbcmd; 1521e8f32de5SMark Haverkamp } 1522e8f32de5SMark Haverkamp 1523ab5d129fSRaghava Aditya Renukunta static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1524ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *cmd) 1525ab5d129fSRaghava Aditya Renukunta { 1526ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd; 1527ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1528ab5d129fSRaghava Aditya Renukunta int bus, target; 1529ab5d129fSRaghava Aditya Renukunta u64 address; 1530ab5d129fSRaghava Aditya Renukunta 1531ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1532ab5d129fSRaghava Aditya Renukunta 1533ab5d129fSRaghava Aditya Renukunta hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1534ab5d129fSRaghava Aditya Renukunta memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1535ab5d129fSRaghava Aditya Renukunta /* iu_type is a parameter of aac_hba_send */ 1536ab5d129fSRaghava Aditya Renukunta switch (cmd->sc_data_direction) { 1537ab5d129fSRaghava Aditya Renukunta case DMA_TO_DEVICE: 1538ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 2; 1539ab5d129fSRaghava Aditya Renukunta break; 1540ab5d129fSRaghava Aditya Renukunta case DMA_FROM_DEVICE: 1541ab5d129fSRaghava Aditya Renukunta case DMA_BIDIRECTIONAL: 1542ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 1; 1543ab5d129fSRaghava Aditya Renukunta break; 1544ab5d129fSRaghava Aditya Renukunta case DMA_NONE: 1545ab5d129fSRaghava Aditya Renukunta default: 1546ab5d129fSRaghava Aditya Renukunta break; 1547ab5d129fSRaghava Aditya Renukunta } 1548ab5d129fSRaghava Aditya Renukunta hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1549ab5d129fSRaghava Aditya Renukunta 1550ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(cmd)); 1551ab5d129fSRaghava Aditya Renukunta target = scmd_id(cmd); 1552ab5d129fSRaghava Aditya Renukunta hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1553ab5d129fSRaghava Aditya Renukunta 1554ab5d129fSRaghava Aditya Renukunta /* we fill in reply_qid later in aac_src_deliver_message */ 1555ab5d129fSRaghava Aditya Renukunta /* we fill in iu_type, request_id later in aac_hba_send */ 1556ab5d129fSRaghava Aditya Renukunta /* we fill in emb_data_desc_count later in aac_build_sghba */ 1557ab5d129fSRaghava Aditya Renukunta 1558ab5d129fSRaghava Aditya Renukunta memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1559ab5d129fSRaghava Aditya Renukunta hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1560ab5d129fSRaghava Aditya Renukunta 1561ab5d129fSRaghava Aditya Renukunta address = (u64)fib->hw_error_pa; 1562ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1563ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1564ab5d129fSRaghava Aditya Renukunta hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1565ab5d129fSRaghava Aditya Renukunta 1566ab5d129fSRaghava Aditya Renukunta return hbacmd; 1567ab5d129fSRaghava Aditya Renukunta } 1568ab5d129fSRaghava Aditya Renukunta 1569e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1570e8f32de5SMark Haverkamp 1571e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1572e8f32de5SMark Haverkamp { 1573e8f32de5SMark Haverkamp u16 fibsize; 1574e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15750b433447SMahesh Rajashekhara long ret; 1576e8f32de5SMark Haverkamp 15770b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 15780b433447SMahesh Rajashekhara if (ret < 0) 15790b433447SMahesh Rajashekhara return ret; 1580727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1581e8f32de5SMark Haverkamp 1582e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1583e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1584e8f32de5SMark Haverkamp /* 1585e8f32de5SMark Haverkamp * Build Scatter/Gather list 1586e8f32de5SMark Haverkamp */ 1587e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1588e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1589e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1590e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1591e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1592e8f32de5SMark Haverkamp 1593e8f32de5SMark Haverkamp /* 1594e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1595e8f32de5SMark Haverkamp */ 1596e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1597e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1598e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1599e8f32de5SMark Haverkamp (void *) cmd); 1600e8f32de5SMark Haverkamp } 1601e8f32de5SMark Haverkamp 1602e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1603e8f32de5SMark Haverkamp { 1604e8f32de5SMark Haverkamp u16 fibsize; 1605e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 16060b433447SMahesh Rajashekhara long ret; 1607e8f32de5SMark Haverkamp 16080b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 16090b433447SMahesh Rajashekhara if (ret < 0) 16100b433447SMahesh Rajashekhara return ret; 1611727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1612e8f32de5SMark Haverkamp 1613e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1614e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1615e8f32de5SMark Haverkamp /* 1616e8f32de5SMark Haverkamp * Build Scatter/Gather list 1617e8f32de5SMark Haverkamp */ 1618e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1619e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1620e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1621e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1622e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1623e8f32de5SMark Haverkamp 1624e8f32de5SMark Haverkamp /* 1625e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1626e8f32de5SMark Haverkamp */ 1627e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1628e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1629e8f32de5SMark Haverkamp } 1630e8f32de5SMark Haverkamp 163194cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 163294cf6ba1SSalyzyn, Mark { 1633d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 163494cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 163594cf6ba1SSalyzyn, Mark return FAILED; 163694cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 163794cf6ba1SSalyzyn, Mark } 163894cf6ba1SSalyzyn, Mark 1639ab5d129fSRaghava Aditya Renukunta static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1640ab5d129fSRaghava Aditya Renukunta { 1641ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1642ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1643ab5d129fSRaghava Aditya Renukunta long ret; 1644ab5d129fSRaghava Aditya Renukunta 1645ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1646ab5d129fSRaghava Aditya Renukunta 1647ab5d129fSRaghava Aditya Renukunta ret = aac_build_sghba(cmd, hbacmd, 1648ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1649ab5d129fSRaghava Aditya Renukunta if (ret < 0) 1650ab5d129fSRaghava Aditya Renukunta return ret; 1651ab5d129fSRaghava Aditya Renukunta 1652ab5d129fSRaghava Aditya Renukunta /* 1653ab5d129fSRaghava Aditya Renukunta * Now send the HBA command to the adapter 1654ab5d129fSRaghava Aditya Renukunta */ 1655ab5d129fSRaghava Aditya Renukunta fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1656ab5d129fSRaghava Aditya Renukunta sizeof(struct aac_hba_sgl); 1657ab5d129fSRaghava Aditya Renukunta 1658ab5d129fSRaghava Aditya Renukunta return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1659ab5d129fSRaghava Aditya Renukunta (fib_callback) aac_hba_callback, 1660ab5d129fSRaghava Aditya Renukunta (void *) cmd); 1661ab5d129fSRaghava Aditya Renukunta } 1662ab5d129fSRaghava Aditya Renukunta 166371a91ca4SRaghava Aditya Renukunta int aac_issue_bmic_identify(struct aac_dev *dev, u32 bus, u32 target) 166471a91ca4SRaghava Aditya Renukunta { 166571a91ca4SRaghava Aditya Renukunta struct fib *fibptr; 166671a91ca4SRaghava Aditya Renukunta struct aac_srb *srbcmd; 166771a91ca4SRaghava Aditya Renukunta struct sgmap64 *sg64; 166871a91ca4SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp; 166971a91ca4SRaghava Aditya Renukunta dma_addr_t addr; 167071a91ca4SRaghava Aditya Renukunta u32 vbus, vid; 167171a91ca4SRaghava Aditya Renukunta u16 fibsize, datasize; 167271a91ca4SRaghava Aditya Renukunta int rcode = -ENOMEM; 167371a91ca4SRaghava Aditya Renukunta 1674ab5d129fSRaghava Aditya Renukunta 167571a91ca4SRaghava Aditya Renukunta fibptr = aac_fib_alloc(dev); 167671a91ca4SRaghava Aditya Renukunta if (!fibptr) 167771a91ca4SRaghava Aditya Renukunta goto out; 167871a91ca4SRaghava Aditya Renukunta 167971a91ca4SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - 168071a91ca4SRaghava Aditya Renukunta sizeof(struct sgentry) + sizeof(struct sgentry64); 168171a91ca4SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 168271a91ca4SRaghava Aditya Renukunta 1683f481973dSMahesh Rajashekhara identify_resp = dma_alloc_coherent(&dev->pdev->dev, datasize, &addr, 1684f481973dSMahesh Rajashekhara GFP_KERNEL); 168571a91ca4SRaghava Aditya Renukunta if (!identify_resp) 168671a91ca4SRaghava Aditya Renukunta goto fib_free_ptr; 168771a91ca4SRaghava Aditya Renukunta 16881c68856eSRaghava Aditya Renukunta vbus = (u32)le16_to_cpu(dev->supplement_adapter_info.virt_device_bus); 16891c68856eSRaghava Aditya Renukunta vid = (u32)le16_to_cpu(dev->supplement_adapter_info.virt_device_target); 169071a91ca4SRaghava Aditya Renukunta 169171a91ca4SRaghava Aditya Renukunta aac_fib_init(fibptr); 169271a91ca4SRaghava Aditya Renukunta 169371a91ca4SRaghava Aditya Renukunta srbcmd = (struct aac_srb *) fib_data(fibptr); 169471a91ca4SRaghava Aditya Renukunta srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 169571a91ca4SRaghava Aditya Renukunta srbcmd->channel = cpu_to_le32(vbus); 169671a91ca4SRaghava Aditya Renukunta srbcmd->id = cpu_to_le32(vid); 169771a91ca4SRaghava Aditya Renukunta srbcmd->lun = 0; 169871a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 169971a91ca4SRaghava Aditya Renukunta srbcmd->timeout = cpu_to_le32(10); 170071a91ca4SRaghava Aditya Renukunta srbcmd->retry_limit = 0; 170171a91ca4SRaghava Aditya Renukunta srbcmd->cdb_size = cpu_to_le32(12); 170271a91ca4SRaghava Aditya Renukunta srbcmd->count = cpu_to_le32(datasize); 170371a91ca4SRaghava Aditya Renukunta 170471a91ca4SRaghava Aditya Renukunta memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 170571a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 170671a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 170771a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 170871a91ca4SRaghava Aditya Renukunta 170971a91ca4SRaghava Aditya Renukunta sg64 = (struct sgmap64 *)&srbcmd->sg; 171071a91ca4SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 171171a91ca4SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32((u32)(((addr) >> 16) >> 16)); 171271a91ca4SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 171371a91ca4SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(datasize); 171471a91ca4SRaghava Aditya Renukunta 171571a91ca4SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, 171671a91ca4SRaghava Aditya Renukunta fibptr, fibsize, FsaNormal, 1, 1, NULL, NULL); 171771a91ca4SRaghava Aditya Renukunta 171871a91ca4SRaghava Aditya Renukunta if (identify_resp->current_queue_depth_limit <= 0 || 171971a91ca4SRaghava Aditya Renukunta identify_resp->current_queue_depth_limit > 32) 172071a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 172171a91ca4SRaghava Aditya Renukunta else 172271a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 172371a91ca4SRaghava Aditya Renukunta identify_resp->current_queue_depth_limit; 172471a91ca4SRaghava Aditya Renukunta 1725f481973dSMahesh Rajashekhara dma_free_coherent(&dev->pdev->dev, datasize, identify_resp, addr); 172671a91ca4SRaghava Aditya Renukunta 172771a91ca4SRaghava Aditya Renukunta aac_fib_complete(fibptr); 172871a91ca4SRaghava Aditya Renukunta 172971a91ca4SRaghava Aditya Renukunta fib_free_ptr: 173071a91ca4SRaghava Aditya Renukunta aac_fib_free(fibptr); 173171a91ca4SRaghava Aditya Renukunta out: 173271a91ca4SRaghava Aditya Renukunta return rcode; 173371a91ca4SRaghava Aditya Renukunta } 173471a91ca4SRaghava Aditya Renukunta 1735c83b11e3SRaghava Aditya Renukunta /** 1736c83b11e3SRaghava Aditya Renukunta * aac_update hba_map()- update current hba map with data from FW 1737c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1738c83b11e3SRaghava Aditya Renukunta * @phys_luns: FW information from report phys luns 1739c83b11e3SRaghava Aditya Renukunta * 1740c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1741c83b11e3SRaghava Aditya Renukunta */ 1742c83b11e3SRaghava Aditya Renukunta void aac_update_hba_map(struct aac_dev *dev, 17436223a39fSRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns, int rescan) 1744c83b11e3SRaghava Aditya Renukunta { 1745c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1746c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1747c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1748c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 1749c83b11e3SRaghava Aditya Renukunta u8 devtype; 1750c83b11e3SRaghava Aditya Renukunta 1751c83b11e3SRaghava Aditya Renukunta lun_count = ((phys_luns->list_length[0] << 24) 1752c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[1] << 16) 1753c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[2] << 8) 1754c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[3])) / 24; 1755c83b11e3SRaghava Aditya Renukunta 1756c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1757c83b11e3SRaghava Aditya Renukunta 1758c83b11e3SRaghava Aditya Renukunta bus = phys_luns->lun[i].level2[1] & 0x3f; 1759c83b11e3SRaghava Aditya Renukunta target = phys_luns->lun[i].level2[0]; 1760c83b11e3SRaghava Aditya Renukunta expose_flag = phys_luns->lun[i].bus >> 6; 1761c83b11e3SRaghava Aditya Renukunta attribs = phys_luns->lun[i].node_ident[9]; 1762c83b11e3SRaghava Aditya Renukunta nexus = *((u32 *) &phys_luns->lun[i].node_ident[12]); 1763c83b11e3SRaghava Aditya Renukunta 1764c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1765c83b11e3SRaghava Aditya Renukunta continue; 1766c83b11e3SRaghava Aditya Renukunta 1767c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].expose = expose_flag; 1768c83b11e3SRaghava Aditya Renukunta 1769c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 1770c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_RAID_MEMBER; 1771c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1772c83b11e3SRaghava Aditya Renukunta } 1773c83b11e3SRaghava Aditya Renukunta 1774c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 1775c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_NATIVE_RAW; 1776c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1777c83b11e3SRaghava Aditya Renukunta nexus; 1778c83b11e3SRaghava Aditya Renukunta } else 1779c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_ARC_RAW; 1780c83b11e3SRaghava Aditya Renukunta 1781c83b11e3SRaghava Aditya Renukunta if (devtype != AAC_DEVTYPE_NATIVE_RAW) 1782c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1783c83b11e3SRaghava Aditya Renukunta 178471a91ca4SRaghava Aditya Renukunta if (aac_issue_bmic_identify(dev, bus, target) < 0) 178571a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 178671a91ca4SRaghava Aditya Renukunta 1787c83b11e3SRaghava Aditya Renukunta update_devtype: 17886223a39fSRaghava Aditya Renukunta if (rescan == AAC_INIT) 1789c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = devtype; 17906223a39fSRaghava Aditya Renukunta else 17916223a39fSRaghava Aditya Renukunta dev->hba_map[bus][target].new_devtype = devtype; 1792c83b11e3SRaghava Aditya Renukunta } 1793c83b11e3SRaghava Aditya Renukunta } 1794c83b11e3SRaghava Aditya Renukunta 1795c83b11e3SRaghava Aditya Renukunta /** 1796c83b11e3SRaghava Aditya Renukunta * aac_report_phys_luns() Process topology change 1797c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1798c83b11e3SRaghava Aditya Renukunta * @fibptr: fib pointer 1799c83b11e3SRaghava Aditya Renukunta * 1800c83b11e3SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1801c83b11e3SRaghava Aditya Renukunta * the current hba_map. 1802c83b11e3SRaghava Aditya Renukunta */ 18036223a39fSRaghava Aditya Renukunta int aac_report_phys_luns(struct aac_dev *dev, struct fib *fibptr, int rescan) 1804c83b11e3SRaghava Aditya Renukunta { 1805c83b11e3SRaghava Aditya Renukunta int fibsize, datasize; 1806c83b11e3SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1807c83b11e3SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1808c83b11e3SRaghava Aditya Renukunta struct sgmap64 *sg64; 1809c83b11e3SRaghava Aditya Renukunta dma_addr_t addr; 1810c83b11e3SRaghava Aditya Renukunta u32 vbus, vid; 181176291469SColin Ian King int rcode = 0; 1812c83b11e3SRaghava Aditya Renukunta 1813c83b11e3SRaghava Aditya Renukunta /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */ 1814c83b11e3SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) 1815c83b11e3SRaghava Aditya Renukunta + sizeof(struct sgentry64); 1816c83b11e3SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) 1817c83b11e3SRaghava Aditya Renukunta + (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1818c83b11e3SRaghava Aditya Renukunta 1819f481973dSMahesh Rajashekhara phys_luns = dma_alloc_coherent(&dev->pdev->dev, datasize, &addr, 1820f481973dSMahesh Rajashekhara GFP_KERNEL); 1821c83b11e3SRaghava Aditya Renukunta if (phys_luns == NULL) { 1822c83b11e3SRaghava Aditya Renukunta rcode = -ENOMEM; 1823c83b11e3SRaghava Aditya Renukunta goto err_out; 1824c83b11e3SRaghava Aditya Renukunta } 1825c83b11e3SRaghava Aditya Renukunta 1826c83b11e3SRaghava Aditya Renukunta vbus = (u32) le16_to_cpu( 18271c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus); 1828c83b11e3SRaghava Aditya Renukunta vid = (u32) le16_to_cpu( 18291c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_target); 1830c83b11e3SRaghava Aditya Renukunta 1831c83b11e3SRaghava Aditya Renukunta aac_fib_init(fibptr); 1832c83b11e3SRaghava Aditya Renukunta 1833c83b11e3SRaghava Aditya Renukunta srbcmd = (struct aac_srb *) fib_data(fibptr); 1834c83b11e3SRaghava Aditya Renukunta srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1835c83b11e3SRaghava Aditya Renukunta srbcmd->channel = cpu_to_le32(vbus); 1836c83b11e3SRaghava Aditya Renukunta srbcmd->id = cpu_to_le32(vid); 1837c83b11e3SRaghava Aditya Renukunta srbcmd->lun = 0; 1838c83b11e3SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1839c83b11e3SRaghava Aditya Renukunta srbcmd->timeout = cpu_to_le32(10); 1840c83b11e3SRaghava Aditya Renukunta srbcmd->retry_limit = 0; 1841c83b11e3SRaghava Aditya Renukunta srbcmd->cdb_size = cpu_to_le32(12); 1842c83b11e3SRaghava Aditya Renukunta srbcmd->count = cpu_to_le32(datasize); 1843c83b11e3SRaghava Aditya Renukunta 1844c83b11e3SRaghava Aditya Renukunta memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1845c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1846c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1847c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1848c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1849c83b11e3SRaghava Aditya Renukunta 1850c83b11e3SRaghava Aditya Renukunta sg64 = (struct sgmap64 *) &srbcmd->sg; 1851c83b11e3SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 1852c83b11e3SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 1853c83b11e3SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 1854c83b11e3SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(datasize); 1855c83b11e3SRaghava Aditya Renukunta 1856c83b11e3SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, 1857c83b11e3SRaghava Aditya Renukunta FsaNormal, 1, 1, NULL, NULL); 1858c83b11e3SRaghava Aditya Renukunta 1859c83b11e3SRaghava Aditya Renukunta /* analyse data */ 1860c83b11e3SRaghava Aditya Renukunta if (rcode >= 0 && phys_luns->resp_flag == 2) { 1861c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 18626223a39fSRaghava Aditya Renukunta aac_update_hba_map(dev, phys_luns, rescan); 1863c83b11e3SRaghava Aditya Renukunta } 1864c83b11e3SRaghava Aditya Renukunta 1865f481973dSMahesh Rajashekhara dma_free_coherent(&dev->pdev->dev, datasize, phys_luns, addr); 1866c83b11e3SRaghava Aditya Renukunta err_out: 1867c83b11e3SRaghava Aditya Renukunta return rcode; 1868c83b11e3SRaghava Aditya Renukunta } 1869c83b11e3SRaghava Aditya Renukunta 18701da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 18711da177e4SLinus Torvalds { 18721da177e4SLinus Torvalds struct fib* fibptr; 18731da177e4SLinus Torvalds int rcode; 1874c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 18757c00ffa3SMark Haverkamp struct aac_adapter_info *info; 187684971738SMark Haverkamp struct aac_bus_info *command; 187784971738SMark Haverkamp struct aac_bus_info_response *bus_info; 18787c00ffa3SMark Haverkamp 1879bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 18801da177e4SLinus Torvalds return -ENOMEM; 18811da177e4SLinus Torvalds 1882bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 18831da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 18847c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 18851da177e4SLinus Torvalds 1886bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 18871da177e4SLinus Torvalds fibptr, 18887c00ffa3SMark Haverkamp sizeof(*info), 18891da177e4SLinus Torvalds FsaNormal, 18909203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 18911da177e4SLinus Torvalds NULL, 18921da177e4SLinus Torvalds NULL); 18931da177e4SLinus Torvalds 18947c00ffa3SMark Haverkamp if (rcode < 0) { 1895cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 1896cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 1897cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1898bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1899bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1900cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 19017c00ffa3SMark Haverkamp return rcode; 19027c00ffa3SMark Haverkamp } 19037c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 19047c00ffa3SMark Haverkamp 19051c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 19067c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 190706a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 19087c00ffa3SMark Haverkamp 1909bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 19107c00ffa3SMark Haverkamp 191106a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 19127c00ffa3SMark Haverkamp 191306a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 19147c00ffa3SMark Haverkamp 1915bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 19167c00ffa3SMark Haverkamp fibptr, 191706a43d17SSalyzyn, Mark sizeof(*sinfo), 19187c00ffa3SMark Haverkamp FsaNormal, 19197c00ffa3SMark Haverkamp 1, 1, 19207c00ffa3SMark Haverkamp NULL, 19217c00ffa3SMark Haverkamp NULL); 19227c00ffa3SMark Haverkamp 19237c00ffa3SMark Haverkamp if (rcode >= 0) 192406a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 1925cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 1926cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 1927cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 1928cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 1929cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 1930cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 19317c00ffa3SMark Haverkamp } 19321da177e4SLinus Torvalds 1933c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 1934c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 193571a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 1936c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 193771a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 193871a91ca4SRaghava Aditya Renukunta } 1939c83b11e3SRaghava Aditya Renukunta } 194084971738SMark Haverkamp 194184971738SMark Haverkamp /* 194284971738SMark Haverkamp * GetBusInfo 194384971738SMark Haverkamp */ 194484971738SMark Haverkamp 1945bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 194684971738SMark Haverkamp 194784971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 194884971738SMark Haverkamp 194984971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 195084971738SMark Haverkamp 195184971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 195284971738SMark Haverkamp 195384971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 195484971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 195584971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 195684971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 195784971738SMark Haverkamp 1958bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 195984971738SMark Haverkamp fibptr, 196084971738SMark Haverkamp sizeof (*bus_info), 196184971738SMark Haverkamp FsaNormal, 196284971738SMark Haverkamp 1, 1, 196384971738SMark Haverkamp NULL, NULL); 196484971738SMark Haverkamp 196594cf6ba1SSalyzyn, Mark /* reasoned default */ 196694cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 196784971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 196884971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 196984971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 197084971738SMark Haverkamp } 197184971738SMark Haverkamp 1972c83b11e3SRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 19731c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus != 0xffff) { 1974c83b11e3SRaghava Aditya Renukunta /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */ 19756223a39fSRaghava Aditya Renukunta rcode = aac_report_phys_luns(dev, fibptr, AAC_INIT); 1976c83b11e3SRaghava Aditya Renukunta } 1977c83b11e3SRaghava Aditya Renukunta 19788c867b25SMark Haverkamp if (!dev->in_reset) { 197924f02e1dSSalyzyn, Mark char buffer[16]; 19801da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 19817c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 19821da177e4SLinus Torvalds dev->name, 19831da177e4SLinus Torvalds dev->id, 19841da177e4SLinus Torvalds tmp>>24, 19851da177e4SLinus Torvalds (tmp>>16)&0xff, 19861da177e4SLinus Torvalds tmp&0xff, 19877c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 19881c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 19891c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 19901da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 19911da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %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.monitorbuild)); 19951da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 19961da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 19971da177e4SLinus Torvalds dev->name, dev->id, 19981da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 19991da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 200024f02e1dSSalyzyn, Mark buffer[0] = '\0'; 2001ee959b00STony Jones if (aac_get_serial_number( 200224f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 200324f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 200424f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 20051c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2006a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2007a45c863fSSalyzyn, Mark dev->name, dev->id, 20081c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 20091c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 20101c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2011a45c863fSSalyzyn, Mark } 20122f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 20131c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2014a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 201529c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 201629c97684SSalyzyn, Mark dev->name, dev->id); 201729c97684SSalyzyn, Mark } 20188c867b25SMark Haverkamp } 20191da177e4SLinus Torvalds 202095e852e1SSalyzyn, Mark dev->cache_protected = 0; 20211c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2022cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 20231da177e4SLinus Torvalds dev->nondasd_support = 0; 20241da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 202595e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 20261da177e4SLinus Torvalds dev->nondasd_support = 1; 20271da177e4SLinus Torvalds 20281da177e4SLinus Torvalds /* 20291da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 20301da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 20311da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 20321da177e4SLinus Torvalds * additional changes changes will have to be made to support 20331da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 20341da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 20351da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 20361da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 20371da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 20381da177e4SLinus Torvalds */ 20391da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 20401da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 20411da177e4SLinus Torvalds dev->nondasd_support = 1; 20421da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 20431da177e4SLinus Torvalds } 20441da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 20451da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 20461da177e4SLinus Torvalds dev->name, dev->id); 20471da177e4SLinus Torvalds 204895e852e1SSalyzyn, Mark if (nondasd != -1) 20491da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 20502f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 20511da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 20521da177e4SLinus Torvalds 2053e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2054d8e96507SLeubner, Achim dev->needs_dac = 1; 20551da177e4SLinus Torvalds dev->dac_support = 0; 2056d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2057d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 20582f7ecc55SSalyzyn, Mark if (!dev->in_reset) 20592f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 20602f7ecc55SSalyzyn, Mark dev->name, dev->id); 20611da177e4SLinus Torvalds dev->dac_support = 1; 20621da177e4SLinus Torvalds } 20631da177e4SLinus Torvalds 20641da177e4SLinus Torvalds if(dacmode != -1) { 20651da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 20661da177e4SLinus Torvalds } 2067d8e96507SLeubner, Achim 2068d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2069d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2070d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2071d8e96507SLeubner, Achim dev->nondasd_support = 0; 2072d8e96507SLeubner, Achim dev->jbod = 0; 2073d8e96507SLeubner, Achim expose_physicals = 0; 2074d8e96507SLeubner, Achim } 2075d8e96507SLeubner, Achim 20768105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 20778105d39dSRaghava Aditya Renukunta if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 20782f7ecc55SSalyzyn, Mark if (!dev->in_reset) 20798105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 20808105d39dSRaghava Aditya Renukunta } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 20818105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 20821da177e4SLinus Torvalds dev->dac_support = 0; 20831da177e4SLinus Torvalds } else { 20848105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 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); 23351ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 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 */ 23411ae948faSBrian King if (status == -EINPROGRESS) 23421da177e4SLinus Torvalds return 0; 23431da177e4SLinus Torvalds 2344bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 23451da177e4SLinus Torvalds /* 23461da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 23471da177e4SLinus Torvalds */ 23481da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 23498e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2350bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2351bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 23521da177e4SLinus Torvalds return 0; 23531da177e4SLinus Torvalds } 23541da177e4SLinus Torvalds 23559e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 23561da177e4SLinus Torvalds { 23577a8cf29dSMark Haverkamp u64 lba; 23581da177e4SLinus Torvalds u32 count; 23599d399cc7SSalyzyn, Mark int fua; 23601da177e4SLinus Torvalds int status; 23611da177e4SLinus Torvalds struct aac_dev *dev; 23621da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2363da3cc679SRajashekhara, Mahesh int cid; 23641da177e4SLinus Torvalds 23651da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 23661da177e4SLinus Torvalds /* 23671da177e4SLinus Torvalds * Get block address and transfer length 23681da177e4SLinus Torvalds */ 23691da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 23701da177e4SLinus Torvalds { 23711da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23721da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 23731da177e4SLinus Torvalds if (count == 0) 23741da177e4SLinus Torvalds count = 256; 23759d399cc7SSalyzyn, Mark fua = 0; 23767a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 23779e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 23787a8cf29dSMark Haverkamp 23797a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23807a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23817a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23827a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23837a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23847a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23857a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23867a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 23877a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 23889d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 23897a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 23909e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 23917a8cf29dSMark Haverkamp 23927a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 23937a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23947a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 23957a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23969d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 23971da177e4SLinus Torvalds } else { 23989e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 23997a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24001da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24019d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 24021da177e4SLinus Torvalds } 2403da3cc679SRajashekhara, Mahesh 2404da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2405da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2406da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2407da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2408da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2409da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2410da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2411da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2412da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2413da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2414da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2415da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2416da3cc679SRajashekhara, Mahesh return 1; 2417da3cc679SRajashekhara, Mahesh } 2418da3cc679SRajashekhara, Mahesh 24197a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 24201da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2421e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24227a8cf29dSMark Haverkamp return 0; 24231da177e4SLinus Torvalds /* 24241da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 24251da177e4SLinus Torvalds */ 24266bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 24271ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 24289d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 24291da177e4SLinus Torvalds 24301da177e4SLinus Torvalds /* 24311da177e4SLinus Torvalds * Check that the command queued to the controller 24321da177e4SLinus Torvalds */ 24331ae948faSBrian King if (status == -EINPROGRESS) 24341da177e4SLinus Torvalds return 0; 24351da177e4SLinus Torvalds 2436bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 24371da177e4SLinus Torvalds /* 24381da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 24391da177e4SLinus Torvalds */ 24401da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 24418e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 24421da177e4SLinus Torvalds 2443bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2444bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 24451da177e4SLinus Torvalds return 0; 24461da177e4SLinus Torvalds } 24471da177e4SLinus Torvalds 24481da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 24491da177e4SLinus Torvalds { 24501da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 24511da177e4SLinus Torvalds struct scsi_cmnd *cmd; 24521da177e4SLinus Torvalds 24531da177e4SLinus Torvalds cmd = context; 24541da177e4SLinus Torvalds 245503d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 245603d44337SMark Haverkamp return; 245703d44337SMark Haverkamp 24581da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 24591da177e4SLinus Torvalds smp_processor_id(), jiffies)); 24601da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 24611da177e4SLinus Torvalds 24621da177e4SLinus Torvalds 24631da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 24641da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 24651da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 24661da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 24671da177e4SLinus Torvalds else { 24681da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 24691a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2470e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 24711da177e4SLinus Torvalds printk(KERN_WARNING 24721da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 24731da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 24741da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 24751da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 24768e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 24778e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 24788e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 24791da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2480b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2481b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 24821da177e4SLinus Torvalds } 24831da177e4SLinus Torvalds 2484bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2485bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 24868e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 24871da177e4SLinus Torvalds } 24881da177e4SLinus Torvalds 24899e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 24901da177e4SLinus Torvalds { 24911da177e4SLinus Torvalds int status; 24921da177e4SLinus Torvalds struct fib *cmd_fibcontext; 24931da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 24941da177e4SLinus Torvalds struct scsi_cmnd *cmd; 24951da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 24961da177e4SLinus Torvalds int active = 0; 249790ee3466SMark Haverkamp struct aac_dev *aac; 2498b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 2499b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 2500b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25011da177e4SLinus Torvalds unsigned long flags; 25021da177e4SLinus Torvalds 25031da177e4SLinus Torvalds /* 250477d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 250577d644d4SMark Haverkamp * specific target (block). 25061da177e4SLinus Torvalds */ 25071da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 25081da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 2509b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 2510b90f90d2SSalyzyn, Mark u64 cmnd_lba; 2511b90f90d2SSalyzyn, Mark u32 cmnd_count; 2512b90f90d2SSalyzyn, Mark 2513b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 2514b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 2515b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 2516b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 2517b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 2518b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 2519b90f90d2SSalyzyn, Mark cmnd_count = 256; 2520b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 2521b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 2522b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 2523b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 2524b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 2525b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 2526b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2527b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2528b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2529b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 2530b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 2531b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 2532b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 2533b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 2534b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2535b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2536b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2537b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2538b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 2539b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2540b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2541b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2542b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 2543b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2544b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2545b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2546b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2547b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 2548b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 2549b90f90d2SSalyzyn, Mark } else 2550b90f90d2SSalyzyn, Mark continue; 2551b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 2552b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 2553b90f90d2SSalyzyn, Mark continue; 25541da177e4SLinus Torvalds ++active; 25551da177e4SLinus Torvalds break; 25561da177e4SLinus Torvalds } 25571da177e4SLinus Torvalds 25581da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 25591da177e4SLinus Torvalds 25601da177e4SLinus Torvalds /* 25611da177e4SLinus Torvalds * Yield the processor (requeue for later) 25621da177e4SLinus Torvalds */ 25631da177e4SLinus Torvalds if (active) 25641da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 25651da177e4SLinus Torvalds 2566f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 25678c867b25SMark Haverkamp if (aac->in_reset) 25688c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 25698c867b25SMark Haverkamp 25701da177e4SLinus Torvalds /* 25717c00ffa3SMark Haverkamp * Allocate and initialize a Fib 25721da177e4SLinus Torvalds */ 257390ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 25741da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 25751da177e4SLinus Torvalds 2576bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 25771da177e4SLinus Torvalds 25781da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 25791da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 25801da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 25819e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 25821da177e4SLinus Torvalds synchronizecmd->count = 25831da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 25841ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25851da177e4SLinus Torvalds 25861da177e4SLinus Torvalds /* 25871da177e4SLinus Torvalds * Now send the Fib to the adapter 25881da177e4SLinus Torvalds */ 2589bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 25901da177e4SLinus Torvalds cmd_fibcontext, 25911da177e4SLinus Torvalds sizeof(struct aac_synchronize), 25921da177e4SLinus Torvalds FsaNormal, 25931da177e4SLinus Torvalds 0, 1, 25941da177e4SLinus Torvalds (fib_callback)synchronize_callback, 25951da177e4SLinus Torvalds (void *)scsicmd); 25961da177e4SLinus Torvalds 25971da177e4SLinus Torvalds /* 25981da177e4SLinus Torvalds * Check that the command queued to the controller 25991da177e4SLinus Torvalds */ 26001ae948faSBrian King if (status == -EINPROGRESS) 26011da177e4SLinus Torvalds return 0; 26021da177e4SLinus Torvalds 26031da177e4SLinus Torvalds printk(KERN_WARNING 2604bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2605bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2606bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26071da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 26081da177e4SLinus Torvalds } 26091da177e4SLinus Torvalds 2610655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2611655d722cSMark Salyzyn { 2612655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2613655d722cSMark Salyzyn 2614655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2615655d722cSMark Salyzyn return; 2616655d722cSMark Salyzyn 2617655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2618655d722cSMark Salyzyn 2619655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2620655d722cSMark Salyzyn 2621655d722cSMark Salyzyn aac_fib_complete(fibptr); 2622655d722cSMark Salyzyn aac_fib_free(fibptr); 2623655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2624655d722cSMark Salyzyn } 2625655d722cSMark Salyzyn 2626655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2627655d722cSMark Salyzyn { 2628655d722cSMark Salyzyn int status; 2629655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2630655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2631655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2632655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2633655d722cSMark Salyzyn 26341c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2635655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2636655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2637655d722cSMark Salyzyn SAM_STAT_GOOD; 2638655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2639655d722cSMark Salyzyn return 0; 2640655d722cSMark Salyzyn } 2641655d722cSMark Salyzyn 2642655d722cSMark Salyzyn if (aac->in_reset) 2643655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2644655d722cSMark Salyzyn 2645655d722cSMark Salyzyn /* 2646655d722cSMark Salyzyn * Allocate and initialize a Fib 2647655d722cSMark Salyzyn */ 26486bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2649655d722cSMark Salyzyn 2650655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2651655d722cSMark Salyzyn 2652655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2653655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2654655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2655655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2656655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2657655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2658655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2659655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2660655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 26611ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2662655d722cSMark Salyzyn 2663655d722cSMark Salyzyn /* 2664655d722cSMark Salyzyn * Now send the Fib to the adapter 2665655d722cSMark Salyzyn */ 2666655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2667655d722cSMark Salyzyn cmd_fibcontext, 2668655d722cSMark Salyzyn sizeof(struct aac_power_management), 2669655d722cSMark Salyzyn FsaNormal, 2670655d722cSMark Salyzyn 0, 1, 2671655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2672655d722cSMark Salyzyn (void *)scsicmd); 2673655d722cSMark Salyzyn 2674655d722cSMark Salyzyn /* 2675655d722cSMark Salyzyn * Check that the command queued to the controller 2676655d722cSMark Salyzyn */ 26771ae948faSBrian King if (status == -EINPROGRESS) 2678655d722cSMark Salyzyn return 0; 2679655d722cSMark Salyzyn 2680655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2681655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2682655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2683655d722cSMark Salyzyn } 2684655d722cSMark Salyzyn 26851da177e4SLinus Torvalds /** 26861da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 26871da177e4SLinus Torvalds * @scsicmd: SCSI command block 26881da177e4SLinus Torvalds * 26891da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 26901da177e4SLinus Torvalds * aacraid firmware. 26911da177e4SLinus Torvalds */ 26921da177e4SLinus Torvalds 26931da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 26941da177e4SLinus Torvalds { 2695ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 26961da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 26971da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 26981da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 26991da177e4SLinus Torvalds 270090ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 270190ee3466SMark Haverkamp return -1; 27021da177e4SLinus Torvalds /* 27031da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 27041da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 27051da177e4SLinus Torvalds * itself. 27061da177e4SLinus Torvalds */ 27071a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 27081a655040SSalyzyn, Mark if (cid != host->this_id) { 27091a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 27101a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2711e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 27121da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2713c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27141da177e4SLinus Torvalds } 27151da177e4SLinus Torvalds 27161da177e4SLinus Torvalds /* 27171da177e4SLinus Torvalds * If the target container doesn't exist, it may have 27181da177e4SLinus Torvalds * been newly created 27191da177e4SLinus Torvalds */ 2720655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2721655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2722655d722cSMark Salyzyn NOT_READY)) { 27231da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2724eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 27257a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 27267a8cf29dSMark Haverkamp !(dev->raw_io_64) || 27277a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 27287a8cf29dSMark Haverkamp break; 27291da177e4SLinus Torvalds case INQUIRY: 27301da177e4SLinus Torvalds case READ_CAPACITY: 27311da177e4SLinus Torvalds case TEST_UNIT_READY: 27328c867b25SMark Haverkamp if (dev->in_reset) 27338c867b25SMark Haverkamp return -1; 2734fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2735fe76df42SMark Haverkamp aac_probe_container_callback2); 27361da177e4SLinus Torvalds default: 27371da177e4SLinus Torvalds break; 27381da177e4SLinus Torvalds } 27391da177e4SLinus Torvalds } 27401da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2741ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2742ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2743ab5d129fSRaghava Aditya Renukunta (dev->hba_map[bus][cid].expose 2744ab5d129fSRaghava Aditya Renukunta == AAC_HIDE_DISK)){ 2745ab5d129fSRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY) { 2746ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 2747ab5d129fSRaghava Aditya Renukunta goto scsi_done_ret; 2748ab5d129fSRaghava Aditya Renukunta } 2749ab5d129fSRaghava Aditya Renukunta } 2750ab5d129fSRaghava Aditya Renukunta 2751ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2752ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2753ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2754ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2755ab5d129fSRaghava Aditya Renukunta return -1; 2756ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2757ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2758cb1042f2SSalyzyn, Mark dev->jbod) { 27598c867b25SMark Haverkamp if (dev->in_reset) 27608c867b25SMark Haverkamp return -1; 27611da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 27621da177e4SLinus Torvalds } else { 27631da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2764c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27651da177e4SLinus Torvalds } 27661da177e4SLinus Torvalds } 27671da177e4SLinus Torvalds } 27681da177e4SLinus Torvalds /* 27691da177e4SLinus Torvalds * else Command for the controller itself 27701da177e4SLinus Torvalds */ 27711da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 27721da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 27731da177e4SLinus Torvalds { 27741da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 27751da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 27768e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 27778e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 27788e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 27791da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 27803ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 27813ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2782c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27831da177e4SLinus Torvalds } 27841da177e4SLinus Torvalds 27851da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2786c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2787c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2788c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2789c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2790c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2791c4e2fbcaSRaghava Aditya Renukunta return -1; 2792c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2793c4e2fbcaSRaghava Aditya Renukunta 2794c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2795c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2796c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2797c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2798c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2799c4e2fbcaSRaghava Aditya Renukunta return -1; 2800c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2801c4e2fbcaSRaghava Aditya Renukunta 2802c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2803c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 2804c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2805c4e2fbcaSRaghava Aditya Renukunta break; 2806c4e2fbcaSRaghava Aditya Renukunta } 2807c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2808c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2809c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 28101da177e4SLinus Torvalds case INQUIRY: 28111da177e4SLinus Torvalds { 28123b2946ccSMark Haverkamp struct inquiry_data inq_data; 28131da177e4SLinus Torvalds 28141a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 28153b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 28161da177e4SLinus Torvalds 2817d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 281888e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 281988e2f98eSSalyzyn, Mark 282088e2f98eSSalyzyn, Mark /* EVPD bit set */ 282188e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 282288e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 282388e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 282488e2f98eSSalyzyn, Mark /* supported vital product data pages */ 28255d910649SMahesh Rajashekhara arr[3] = 3; 282688e2f98eSSalyzyn, Mark arr[4] = 0x0; 282788e2f98eSSalyzyn, Mark arr[5] = 0x80; 28285d910649SMahesh Rajashekhara arr[6] = 0x83; 282988e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2830d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 283188e2f98eSSalyzyn, Mark sizeof(inq_data)); 2832c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 283388e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 283488e2f98eSSalyzyn, Mark /* unit serial number page */ 283588e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 283688e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 283788e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2838d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 283988e2f98eSSalyzyn, Mark sizeof(inq_data)); 2840d8e96507SLeubner, Achim if (aac_wwn != 2) 2841d8e96507SLeubner, Achim return aac_get_container_serial( 2842d8e96507SLeubner, Achim scsicmd); 2843c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 28445d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 28455d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 28465d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 28475d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 28485d910649SMahesh Rajashekhara scmd_id(scsicmd)); 28495d910649SMahesh Rajashekhara if (aac_wwn != 2) 28505d910649SMahesh Rajashekhara return aac_get_container_serial( 28515d910649SMahesh Rajashekhara scsicmd); 2852c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 285388e2f98eSSalyzyn, Mark } else { 285488e2f98eSSalyzyn, Mark /* vpd page not implemented */ 285588e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 285688e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 285788e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 28588e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28598e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 28608e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 286188e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 286288e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 28633ace426fSSalyzyn, Mark min_t(size_t, 28643ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 28653ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 286688e2f98eSSalyzyn, Mark } 2867c4e2fbcaSRaghava Aditya Renukunta break; 286888e2f98eSSalyzyn, Mark } 28693b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 28703b2946ccSMark 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 */ 28713b2946ccSMark Haverkamp inq_data.inqd_len = 31; 28721da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 28733b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 28741da177e4SLinus Torvalds /* 28751da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 28761da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 28771da177e4SLinus Torvalds */ 28781a655040SSalyzyn, Mark if (cid == host->this_id) { 28796391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 28803b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2881d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2882d4345028SFUJITA Tomonori sizeof(inq_data)); 2883c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2884c4e2fbcaSRaghava Aditya Renukunta break; 28851da177e4SLinus Torvalds } 28868c867b25SMark Haverkamp if (dev->in_reset) 28878c867b25SMark Haverkamp return -1; 2888794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 28893b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2890d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 28919e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 28921da177e4SLinus Torvalds } 2893eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 28947a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 28957a8cf29dSMark Haverkamp !(dev->raw_io_64) || 28967a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 28977a8cf29dSMark Haverkamp break; 28987a8cf29dSMark Haverkamp { 28997a8cf29dSMark Haverkamp u64 capacity; 290007ce5ebaSMark Haverkamp char cp[13]; 2901b271f1c8SFUJITA Tomonori unsigned int alloc_len; 29027a8cf29dSMark Haverkamp 29037a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 29047a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 29057a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 29067a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 29077a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 29087a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 29097a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 29107a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 29117a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 29127a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 2913b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2914b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2915b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2916b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 291707ce5ebaSMark Haverkamp cp[12] = 0; 291807ce5ebaSMark Haverkamp 2919b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2920b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2921b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2922b271f1c8SFUJITA Tomonori 2923b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2924d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2925b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2926b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 2927b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 29287a8cf29dSMark Haverkamp 29297a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 29307a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 29317a8cf29dSMark Haverkamp 2932c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2933c4e2fbcaSRaghava Aditya Renukunta break; 29347a8cf29dSMark Haverkamp } 29357a8cf29dSMark Haverkamp 29361da177e4SLinus Torvalds case READ_CAPACITY: 29371da177e4SLinus Torvalds { 29381da177e4SLinus Torvalds u32 capacity; 29393b2946ccSMark Haverkamp char cp[8]; 29401da177e4SLinus Torvalds 29411da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 29427a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 29431da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 29441da177e4SLinus Torvalds else 29451da177e4SLinus Torvalds capacity = (u32)-1; 29463b2946ccSMark Haverkamp 29471da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 29481da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 29491da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 29501da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 2951b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2952b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2953b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2954b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 2955d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 29567a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 29577a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 2958c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2959c4e2fbcaSRaghava Aditya Renukunta break; 29601da177e4SLinus Torvalds } 29611da177e4SLinus Torvalds 29621da177e4SLinus Torvalds case MODE_SENSE: 29631da177e4SLinus Torvalds { 29649d399cc7SSalyzyn, Mark int mode_buf_length = 4; 2965b836439fSMahesh Rajashekhara u32 capacity; 2966b836439fSMahesh Rajashekhara aac_modep_data mpd; 2967b836439fSMahesh Rajashekhara 2968b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 2969b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 2970b836439fSMahesh Rajashekhara else 2971b836439fSMahesh Rajashekhara capacity = (u32)-1; 29721da177e4SLinus Torvalds 29731da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 2974b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 2975b836439fSMahesh Rajashekhara 2976b836439fSMahesh Rajashekhara /* Mode data length */ 2977b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 2978b836439fSMahesh Rajashekhara /* Medium type - default */ 2979b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 2980b836439fSMahesh Rajashekhara /* Device-specific param, 29819d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 29829d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 2983b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 2984b836439fSMahesh Rajashekhara 298595e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 2986b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 2987b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 2988b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 2989b836439fSMahesh Rajashekhara else { 2990b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 2991b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 2992b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 2993b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2994b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 2995b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2996b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 2997b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 29985d910649SMahesh Rajashekhara 29995d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 30005d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 30015d910649SMahesh Rajashekhara /* page length */ 30025d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 30035d910649SMahesh Rajashekhara /* Mode data length */ 30045d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 30055d910649SMahesh Rajashekhara } else { 30065d910649SMahesh Rajashekhara /* Mode data length */ 30075d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 30085d910649SMahesh Rajashekhara } 30095d910649SMahesh Rajashekhara 3010b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3011b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3012b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3013b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3014b836439fSMahesh Rajashekhara } else { 3015b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3016b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3017b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3018b836439fSMahesh Rajashekhara } 3019b836439fSMahesh Rajashekhara } 30209d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 30219d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3022b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3023b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3024b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3025b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 302695e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3027b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 30285d910649SMahesh Rajashekhara } 30295d910649SMahesh Rajashekhara 30309d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 30319d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 30325d910649SMahesh Rajashekhara else 30335d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3034b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3035b836439fSMahesh Rajashekhara (char *)&mpd, 3036b836439fSMahesh Rajashekhara mode_buf_length); 3037c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3038c4e2fbcaSRaghava Aditya Renukunta break; 30391da177e4SLinus Torvalds } 30401da177e4SLinus Torvalds case MODE_SENSE_10: 30411da177e4SLinus Torvalds { 3042b836439fSMahesh Rajashekhara u32 capacity; 30439d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3044b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3045b836439fSMahesh Rajashekhara 3046b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3047b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3048b836439fSMahesh Rajashekhara else 3049b836439fSMahesh Rajashekhara capacity = (u32)-1; 30501da177e4SLinus Torvalds 30511da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3052b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3053b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3054b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3055b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3056b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3057b836439fSMahesh Rajashekhara /* Medium type - default */ 3058b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3059b836439fSMahesh Rajashekhara /* Device-specific param, 30609d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 30619d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3062b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3063b836439fSMahesh Rajashekhara 306495e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3065b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3066b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3067b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3068b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3069b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3070b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3071b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3072b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3073b836439fSMahesh Rajashekhara } else { 3074b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3075b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3076b836439fSMahesh Rajashekhara 3077b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3078b836439fSMahesh Rajashekhara 3079b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3080b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3081b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3082b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3083b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3084b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3085b836439fSMahesh Rajashekhara 3086b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3087b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3088b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3089b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3090b836439fSMahesh Rajashekhara } else { 3091b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3092b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3093b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3094b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3095b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3096b836439fSMahesh Rajashekhara capacity & 0xff; 3097b836439fSMahesh Rajashekhara } 3098b836439fSMahesh Rajashekhara } 30999d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31009d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3101b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3102b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3103b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3104b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 310595e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3106b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 31079d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 31089d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 31099d399cc7SSalyzyn, Mark } 3110b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3111b836439fSMahesh Rajashekhara (char *)&mpd10, 3112b836439fSMahesh Rajashekhara mode_buf_length); 31131da177e4SLinus Torvalds 3114c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3115c4e2fbcaSRaghava Aditya Renukunta break; 31161da177e4SLinus Torvalds } 31171da177e4SLinus Torvalds case REQUEST_SENSE: 31181da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3119c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3120c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3121c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3122c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3123c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3124c4e2fbcaSRaghava Aditya Renukunta break; 31251da177e4SLinus Torvalds 31261da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 31271da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 31281da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 31291da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 31301da177e4SLinus Torvalds else 31311da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 31321da177e4SLinus Torvalds 3133c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3134c4e2fbcaSRaghava Aditya Renukunta break; 31351da177e4SLinus Torvalds /* 31361da177e4SLinus Torvalds * These commands are all No-Ops 31371da177e4SLinus Torvalds */ 31381da177e4SLinus Torvalds case TEST_UNIT_READY: 3139655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3140655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3141655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 3142655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3143655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3144655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3145655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3146655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3147655d722cSMark Salyzyn min_t(size_t, 3148655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3149655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3150c4e2fbcaSRaghava Aditya Renukunta break; 3151655d722cSMark Salyzyn } 31521da177e4SLinus Torvalds case RESERVE: 31531da177e4SLinus Torvalds case RELEASE: 31541da177e4SLinus Torvalds case REZERO_UNIT: 31551da177e4SLinus Torvalds case REASSIGN_BLOCKS: 31561da177e4SLinus Torvalds case SEEK_10: 3157c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3158c4e2fbcaSRaghava Aditya Renukunta break; 3159655d722cSMark Salyzyn 3160655d722cSMark Salyzyn case START_STOP: 3161655d722cSMark Salyzyn return aac_start_stop(scsicmd); 31621da177e4SLinus Torvalds 316395e852e1SSalyzyn, Mark /* FALLTHRU */ 31641da177e4SLinus Torvalds default: 31651da177e4SLinus Torvalds /* 31661da177e4SLinus Torvalds * Unhandled commands 31671da177e4SLinus Torvalds */ 3168c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3169c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3170c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3171c4e2fbcaSRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 31728e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 31731da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 31748e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 31751da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 31763ace426fSSalyzyn, Mark min_t(size_t, 31773ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 31783ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3179c4e2fbcaSRaghava Aditya Renukunta } 3180c4e2fbcaSRaghava Aditya Renukunta 3181c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3182c4e2fbcaSRaghava Aditya Renukunta 31831da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 31841da177e4SLinus Torvalds return 0; 31851da177e4SLinus Torvalds } 31861da177e4SLinus Torvalds 31871da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 31881da177e4SLinus Torvalds { 31891da177e4SLinus Torvalds struct aac_query_disk qd; 31901da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 31911da177e4SLinus Torvalds 31921da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 319390ee3466SMark Haverkamp if (!fsa_dev_ptr) 319465101355SMark Haverkamp return -EBUSY; 31951da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 31961da177e4SLinus Torvalds return -EFAULT; 3197e6fd916aSDan Carpenter if (qd.cnum == -1) { 3198e6fd916aSDan Carpenter if (qd.id < 0 || qd.id >= dev->maximum_num_containers) 3199e6fd916aSDan Carpenter return -EINVAL; 3200e5718774SMark Haverkamp qd.cnum = qd.id; 3201e6fd916aSDan Carpenter } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { 32021da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 32031da177e4SLinus Torvalds return -EINVAL; 32041da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 32051da177e4SLinus Torvalds qd.bus = 0; 32061da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 32071da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 32081da177e4SLinus Torvalds } 32091da177e4SLinus Torvalds else return -EINVAL; 32101da177e4SLinus Torvalds 3211fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 32121da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 32131da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 32141da177e4SLinus Torvalds 32151da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 32161da177e4SLinus Torvalds qd.unmapped = 1; 32171da177e4SLinus Torvalds else 32181da177e4SLinus Torvalds qd.unmapped = 0; 32191da177e4SLinus Torvalds 32201da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 32211da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 32221da177e4SLinus Torvalds 32231da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 32241da177e4SLinus Torvalds return -EFAULT; 32251da177e4SLinus Torvalds return 0; 32261da177e4SLinus Torvalds } 32271da177e4SLinus Torvalds 32281da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 32291da177e4SLinus Torvalds { 32301da177e4SLinus Torvalds struct aac_delete_disk dd; 32311da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32321da177e4SLinus Torvalds 32331da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 323465101355SMark Haverkamp if (!fsa_dev_ptr) 323565101355SMark Haverkamp return -EBUSY; 32361da177e4SLinus Torvalds 32371da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 32381da177e4SLinus Torvalds return -EFAULT; 32391da177e4SLinus Torvalds 32401da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 32411da177e4SLinus Torvalds return -EINVAL; 32421da177e4SLinus Torvalds /* 32431da177e4SLinus Torvalds * Mark this container as being deleted. 32441da177e4SLinus Torvalds */ 32451da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 32461da177e4SLinus Torvalds /* 32471da177e4SLinus Torvalds * Mark the container as no longer valid 32481da177e4SLinus Torvalds */ 32491da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 32501da177e4SLinus Torvalds return 0; 32511da177e4SLinus Torvalds } 32521da177e4SLinus Torvalds 32531da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 32541da177e4SLinus Torvalds { 32551da177e4SLinus Torvalds struct aac_delete_disk dd; 32561da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32571da177e4SLinus Torvalds 32581da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 325990ee3466SMark Haverkamp if (!fsa_dev_ptr) 326065101355SMark Haverkamp return -EBUSY; 32611da177e4SLinus Torvalds 32621da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 32631da177e4SLinus Torvalds return -EFAULT; 32641da177e4SLinus Torvalds 32651da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 32661da177e4SLinus Torvalds return -EINVAL; 32671da177e4SLinus Torvalds /* 32681da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 32691da177e4SLinus Torvalds */ 32701da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 32711da177e4SLinus Torvalds return -EBUSY; 32721da177e4SLinus Torvalds else { 32731da177e4SLinus Torvalds /* 32741da177e4SLinus Torvalds * Mark the container as no longer being valid. 32751da177e4SLinus Torvalds */ 32761da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 32771da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 32781da177e4SLinus Torvalds return 0; 32791da177e4SLinus Torvalds } 32801da177e4SLinus Torvalds } 32811da177e4SLinus Torvalds 32821da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 32831da177e4SLinus Torvalds { 32841da177e4SLinus Torvalds switch (cmd) { 32851da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 32861da177e4SLinus Torvalds return query_disk(dev, arg); 32871da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 32881da177e4SLinus Torvalds return delete_disk(dev, arg); 32891da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 32901da177e4SLinus Torvalds return force_delete_disk(dev, arg); 32911da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 32921da177e4SLinus Torvalds return aac_get_containers(dev); 32931da177e4SLinus Torvalds default: 32941da177e4SLinus Torvalds return -ENOTTY; 32951da177e4SLinus Torvalds } 32961da177e4SLinus Torvalds } 32971da177e4SLinus Torvalds 32981da177e4SLinus Torvalds /** 32991da177e4SLinus Torvalds * 33001da177e4SLinus Torvalds * aac_srb_callback 33011da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 33021da177e4SLinus Torvalds * @fibptr: pointer to the fib 33031da177e4SLinus Torvalds * 33041da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 33051da177e4SLinus Torvalds * 33061da177e4SLinus Torvalds */ 33071da177e4SLinus Torvalds 33081da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 33091da177e4SLinus Torvalds { 33101da177e4SLinus Torvalds struct aac_dev *dev; 33111da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 33121da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 33131da177e4SLinus Torvalds 33141da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 331503d44337SMark Haverkamp 331603d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 331703d44337SMark Haverkamp return; 331803d44337SMark Haverkamp 3319125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 33204ec57fb4SRaghava Aditya Renukunta 33211a655040SSalyzyn, Mark dev = fibptr->dev; 33221a655040SSalyzyn, Mark 332355b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 33244ec57fb4SRaghava Aditya Renukunta 33251da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 332685d22bbfSMahesh Rajashekhara 332785d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 332885d22bbfSMahesh Rajashekhara /* fast response */ 332985d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 333085d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 333185d22bbfSMahesh Rajashekhara } else { 33321da177e4SLinus Torvalds /* 33331da177e4SLinus Torvalds * Calculate resid for sg 33341da177e4SLinus Torvalds */ 3335727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3336727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 33374ec57fb4SRaghava Aditya Renukunta } 33384ec57fb4SRaghava Aditya Renukunta 33394ec57fb4SRaghava Aditya Renukunta 33404ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 33414ec57fb4SRaghava Aditya Renukunta 33424ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 33434ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 33444ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 33454ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 33464ec57fb4SRaghava Aditya Renukunta 33471da177e4SLinus Torvalds /* 33481da177e4SLinus Torvalds * First check the fib status 33491da177e4SLinus Torvalds */ 33501da177e4SLinus Torvalds 33511da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 33521da177e4SLinus Torvalds int len; 335355b87608SMahesh Rajashekhara 33544ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 33554ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 33563ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 33573ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 335855b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 335955b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 336055b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 336155b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 336255b87608SMahesh Rajashekhara srbreply->sense_data, len); 33631da177e4SLinus Torvalds } 33641da177e4SLinus Torvalds 33651da177e4SLinus Torvalds /* 33661da177e4SLinus Torvalds * Next check the srb status 33671da177e4SLinus Torvalds */ 33681da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 33691da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 33701da177e4SLinus Torvalds case SRB_STATUS_PENDING: 33711da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 33721da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 33731da177e4SLinus Torvalds break; 33741da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 33751da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 33761da177e4SLinus Torvalds case READ_6: 33771da177e4SLinus Torvalds case WRITE_6: 33781da177e4SLinus Torvalds case READ_10: 33791da177e4SLinus Torvalds case WRITE_10: 33801da177e4SLinus Torvalds case READ_12: 33811da177e4SLinus Torvalds case WRITE_12: 33827a8cf29dSMark Haverkamp case READ_16: 33837a8cf29dSMark Haverkamp case WRITE_16: 338455b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 338555b87608SMahesh Rajashekhara < scsicmd->underflow) 33864ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 338755b87608SMahesh Rajashekhara else 33884ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 338955b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 339055b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 33911da177e4SLinus Torvalds break; 33924ec57fb4SRaghava Aditya Renukunta case INQUIRY: 339355b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 339455b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 33951da177e4SLinus Torvalds break; 33961da177e4SLinus Torvalds default: 33971da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 33981da177e4SLinus Torvalds break; 33991da177e4SLinus Torvalds } 34001da177e4SLinus Torvalds break; 34011da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 34021da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 34031da177e4SLinus Torvalds break; 34041da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 340555b87608SMahesh Rajashekhara /* 340655b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 340755b87608SMahesh Rajashekhara * hba was trying to abort for some reason 340855b87608SMahesh Rajashekhara */ 34091da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 34101da177e4SLinus Torvalds break; 34111da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 341255b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 341355b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 34141da177e4SLinus Torvalds break; 34151da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 34161da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 34171da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 34181da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 34191da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 342055b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 342155b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34221da177e4SLinus Torvalds break; 34231da177e4SLinus Torvalds 34241da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 34251da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 342655b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 342755b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34281da177e4SLinus Torvalds break; 34291da177e4SLinus Torvalds 34301da177e4SLinus Torvalds case SRB_STATUS_BUSY: 343155b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 343255b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34331da177e4SLinus Torvalds break; 34341da177e4SLinus Torvalds 34351da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 343655b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 343755b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34381da177e4SLinus Torvalds break; 34391da177e4SLinus Torvalds 34401da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 344155b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 344255b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 34431da177e4SLinus Torvalds break; 34441da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 34451da177e4SLinus Torvalds case SRB_STATUS_ERROR: 34461da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 34471da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 34481da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 34491da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 34501da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 34511da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 34521da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 34531da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 34541da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 34551da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 34561da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 34571da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 34581da177e4SLinus Torvalds default: 34591da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 34604ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 34611da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 34621da177e4SLinus Torvalds aac_get_status_string( 34631da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 34641da177e4SLinus Torvalds scsicmd->cmnd[0], 34651da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 34661da177e4SLinus Torvalds #endif 34674ec57fb4SRaghava Aditya Renukunta /* 34684ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 34694ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 34704ec57fb4SRaghava Aditya Renukunta * 34714ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 34724ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 34734ec57fb4SRaghava Aditya Renukunta */ 34741fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 34751fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 34764ec57fb4SRaghava Aditya Renukunta 34771fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 34781fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 34791fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 34801da177e4SLinus Torvalds break; 34811fc8010aSRajashekhara, Mahesh } else { 34821fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 34831fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 34841fc8010aSRajashekhara, Mahesh break; 34851fc8010aSRajashekhara, Mahesh } 34861fc8010aSRajashekhara, Mahesh } else { 34871fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 34881fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 34891fc8010aSRajashekhara, Mahesh break; 34901fc8010aSRajashekhara, Mahesh } 34911da177e4SLinus Torvalds } 349255b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 349355b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 34941da177e4SLinus Torvalds int len; 349555b87608SMahesh Rajashekhara 34961da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 34973ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 34983ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 34991da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35004ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 35017a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 35021da177e4SLinus Torvalds #endif 350355b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 350455b87608SMahesh Rajashekhara srbreply->sense_data, len); 350555b87608SMahesh Rajashekhara } 35064ec57fb4SRaghava Aditya Renukunta 35071da177e4SLinus Torvalds /* 35081da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 35091da177e4SLinus Torvalds */ 35101da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 35111da177e4SLinus Torvalds 3512bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 35138e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 35141da177e4SLinus Torvalds } 35151da177e4SLinus Torvalds 3516ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3517ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3518ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3519ab5d129fSRaghava Aditya Renukunta 3520ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3521ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3522ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3523ab5d129fSRaghava Aditya Renukunta 3524ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3525ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3526ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3527ab5d129fSRaghava Aditya Renukunta break; 3528ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3529ab5d129fSRaghava Aditya Renukunta { 3530ab5d129fSRaghava Aditya Renukunta int len; 3531ab5d129fSRaghava Aditya Renukunta 3532ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3533ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3534ab5d129fSRaghava Aditya Renukunta if (len) 3535ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3536ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3537ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3538ab5d129fSRaghava Aditya Renukunta break; 3539ab5d129fSRaghava Aditya Renukunta } 3540ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3541ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 3542ab5d129fSRaghava Aditya Renukunta break; 3543ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3544ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ABORT << 16 | ABORT << 8; 3545ab5d129fSRaghava Aditya Renukunta break; 3546ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3547ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3548ab5d129fSRaghava Aditya Renukunta default: 3549ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3550ab5d129fSRaghava Aditya Renukunta break; 3551ab5d129fSRaghava Aditya Renukunta } 3552ab5d129fSRaghava Aditya Renukunta } 3553ab5d129fSRaghava Aditya Renukunta 3554ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3555ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3556ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3557ab5d129fSRaghava Aditya Renukunta { 3558ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3559ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3560ab5d129fSRaghava Aditya Renukunta { 3561ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3562ab5d129fSRaghava Aditya Renukunta 3563ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3564ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3565ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3566ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3567ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3568ab5d129fSRaghava Aditya Renukunta } 3569ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3570ab5d129fSRaghava Aditya Renukunta break; 3571ab5d129fSRaghava Aditya Renukunta } 3572ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3573ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3574ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | 3575ab5d129fSRaghava Aditya Renukunta COMMAND_COMPLETE << 8 | SAM_STAT_BUSY; 3576ab5d129fSRaghava Aditya Renukunta break; 3577ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3578ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ABORT << 16 | ABORT << 8; 3579ab5d129fSRaghava Aditya Renukunta break; 3580ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3581ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3582ab5d129fSRaghava Aditya Renukunta break; 3583ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3584ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3585ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3586ab5d129fSRaghava Aditya Renukunta break; 3587ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3588ab5d129fSRaghava Aditya Renukunta default: 3589ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3590ab5d129fSRaghava Aditya Renukunta break; 3591ab5d129fSRaghava Aditya Renukunta } 3592ab5d129fSRaghava Aditya Renukunta } 3593ab5d129fSRaghava Aditya Renukunta 35941da177e4SLinus Torvalds /** 35951da177e4SLinus Torvalds * 3596ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3597ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3598ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3599ab5d129fSRaghava Aditya Renukunta * 3600ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3601ab5d129fSRaghava Aditya Renukunta * 3602ab5d129fSRaghava Aditya Renukunta */ 3603ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3604ab5d129fSRaghava Aditya Renukunta { 3605ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3606ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3607ab5d129fSRaghava Aditya Renukunta 3608ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3609ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3610ab5d129fSRaghava Aditya Renukunta 3611ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3612ab5d129fSRaghava Aditya Renukunta 3613ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3614ab5d129fSRaghava Aditya Renukunta return; 3615ab5d129fSRaghava Aditya Renukunta 3616ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3617ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3618ab5d129fSRaghava Aditya Renukunta 3619ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3620ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3621ab5d129fSRaghava Aditya Renukunta 3622ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3623ab5d129fSRaghava Aditya Renukunta /* fast response */ 3624ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3625ab5d129fSRaghava Aditya Renukunta goto out; 3626ab5d129fSRaghava Aditya Renukunta } 3627ab5d129fSRaghava Aditya Renukunta 3628ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3629ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3630ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3631ab5d129fSRaghava Aditya Renukunta break; 3632ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3633ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3634ab5d129fSRaghava Aditya Renukunta break; 3635ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3636ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 3637ab5d129fSRaghava Aditya Renukunta break; 3638ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3639ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3640ab5d129fSRaghava Aditya Renukunta break; 3641ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3642ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3643ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3644ab5d129fSRaghava Aditya Renukunta break; 3645ab5d129fSRaghava Aditya Renukunta default: 3646ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3647ab5d129fSRaghava Aditya Renukunta break; 3648ab5d129fSRaghava Aditya Renukunta } 3649ab5d129fSRaghava Aditya Renukunta 3650ab5d129fSRaghava Aditya Renukunta out: 3651ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3652ab5d129fSRaghava Aditya Renukunta 3653ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3654ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3655ab5d129fSRaghava Aditya Renukunta else 3656ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3657ab5d129fSRaghava Aditya Renukunta } 3658ab5d129fSRaghava Aditya Renukunta 3659ab5d129fSRaghava Aditya Renukunta /** 3660ab5d129fSRaghava Aditya Renukunta * 3661ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 36621da177e4SLinus Torvalds * @scsicmd: the scsi command block 36631da177e4SLinus Torvalds * 36641da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 36651da177e4SLinus Torvalds * scsicmd passed in. 36661da177e4SLinus Torvalds */ 36671da177e4SLinus Torvalds 36681da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 36691da177e4SLinus Torvalds { 36701da177e4SLinus Torvalds struct fib* cmd_fibcontext; 36711da177e4SLinus Torvalds struct aac_dev* dev; 36721da177e4SLinus Torvalds int status; 36731da177e4SLinus Torvalds 367484971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3675e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 367684971738SMark Haverkamp scsicmd->device->lun > 7) { 36771da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 36781da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 36791da177e4SLinus Torvalds return 0; 36801da177e4SLinus Torvalds } 36811da177e4SLinus Torvalds 36821da177e4SLinus Torvalds /* 36831da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 36841da177e4SLinus Torvalds */ 36856bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 36861ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3687e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 36881da177e4SLinus Torvalds 36891da177e4SLinus Torvalds /* 36901da177e4SLinus Torvalds * Check that the command queued to the controller 36911da177e4SLinus Torvalds */ 36921ae948faSBrian King if (status == -EINPROGRESS) 36931da177e4SLinus Torvalds return 0; 36941da177e4SLinus Torvalds 3695bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3696bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3697bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 36981da177e4SLinus Torvalds 36991da177e4SLinus Torvalds return -1; 37001da177e4SLinus Torvalds } 37011da177e4SLinus Torvalds 3702ab5d129fSRaghava Aditya Renukunta /** 3703ab5d129fSRaghava Aditya Renukunta * 3704ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3705ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3706ab5d129fSRaghava Aditya Renukunta * 3707ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3708ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3709ab5d129fSRaghava Aditya Renukunta */ 3710ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3711ab5d129fSRaghava Aditya Renukunta { 3712ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3713ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3714ab5d129fSRaghava Aditya Renukunta int status; 3715ab5d129fSRaghava Aditya Renukunta 3716ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3717ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3718ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3719ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3720ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3721ab5d129fSRaghava Aditya Renukunta return 0; 3722ab5d129fSRaghava Aditya Renukunta } 3723ab5d129fSRaghava Aditya Renukunta 3724ab5d129fSRaghava Aditya Renukunta /* 3725ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3726ab5d129fSRaghava Aditya Renukunta */ 3727ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3728ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3729ab5d129fSRaghava Aditya Renukunta return -1; 3730ab5d129fSRaghava Aditya Renukunta 37311ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3732ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3733ab5d129fSRaghava Aditya Renukunta 3734ab5d129fSRaghava Aditya Renukunta /* 3735ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3736ab5d129fSRaghava Aditya Renukunta */ 37371ae948faSBrian King if (status == -EINPROGRESS) 3738ab5d129fSRaghava Aditya Renukunta return 0; 3739ab5d129fSRaghava Aditya Renukunta 3740ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3741ab5d129fSRaghava Aditya Renukunta status); 3742ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3743ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3744ab5d129fSRaghava Aditya Renukunta 3745ab5d129fSRaghava Aditya Renukunta return -1; 3746ab5d129fSRaghava Aditya Renukunta } 3747ab5d129fSRaghava Aditya Renukunta 3748ab5d129fSRaghava Aditya Renukunta 37490b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 37501da177e4SLinus Torvalds { 37511da177e4SLinus Torvalds struct aac_dev *dev; 37521da177e4SLinus Torvalds unsigned long byte_count = 0; 3753727eead6SFUJITA Tomonori int nseg; 37541da177e4SLinus Torvalds 37551da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 37561da177e4SLinus Torvalds // Get rid of old data 37571da177e4SLinus Torvalds psg->count = 0; 37581da177e4SLinus Torvalds psg->sg[0].addr = 0; 37591da177e4SLinus Torvalds psg->sg[0].count = 0; 3760727eead6SFUJITA Tomonori 3761727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 37620b433447SMahesh Rajashekhara if (nseg < 0) 37630b433447SMahesh Rajashekhara return nseg; 3764727eead6SFUJITA Tomonori if (nseg) { 37651da177e4SLinus Torvalds struct scatterlist *sg; 37661da177e4SLinus Torvalds int i; 37671da177e4SLinus Torvalds 3768727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 37691da177e4SLinus Torvalds 3770727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 37711da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 37721da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 37731da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 37741da177e4SLinus Torvalds } 37751da177e4SLinus Torvalds /* hba wants the size to be exact */ 3776727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 377756b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3778727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 377956b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3780727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 37811da177e4SLinus Torvalds } 37821da177e4SLinus Torvalds /* Check for command underflow */ 37831da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 37841da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 37851da177e4SLinus Torvalds byte_count, scsicmd->underflow); 37861da177e4SLinus Torvalds } 37871da177e4SLinus Torvalds } 37881da177e4SLinus Torvalds return byte_count; 37891da177e4SLinus Torvalds } 37901da177e4SLinus Torvalds 37911da177e4SLinus Torvalds 37920b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 37931da177e4SLinus Torvalds { 37941da177e4SLinus Torvalds struct aac_dev *dev; 37951da177e4SLinus Torvalds unsigned long byte_count = 0; 379656b58712SMark Haverkamp u64 addr; 3797727eead6SFUJITA Tomonori int nseg; 37981da177e4SLinus Torvalds 37991da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 38001da177e4SLinus Torvalds // Get rid of old data 38011da177e4SLinus Torvalds psg->count = 0; 38021da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 38031da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 38041da177e4SLinus Torvalds psg->sg[0].count = 0; 3805727eead6SFUJITA Tomonori 3806727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 38070b433447SMahesh Rajashekhara if (nseg < 0) 38080b433447SMahesh Rajashekhara return nseg; 3809727eead6SFUJITA Tomonori if (nseg) { 38101da177e4SLinus Torvalds struct scatterlist *sg; 38111da177e4SLinus Torvalds int i; 38121da177e4SLinus Torvalds 3813727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38141241f359SMark Haverkamp int count = sg_dma_len(sg); 381556b58712SMark Haverkamp addr = sg_dma_address(sg); 381656b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 381756b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 38181241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38191241f359SMark Haverkamp byte_count += count; 38201da177e4SLinus Torvalds } 3821727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38221da177e4SLinus Torvalds /* hba wants the size to be exact */ 3823727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 382456b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3825727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 382656b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3827727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38281da177e4SLinus Torvalds } 38291da177e4SLinus Torvalds /* Check for command underflow */ 38301da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 38311da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38321da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38331da177e4SLinus Torvalds } 38341da177e4SLinus Torvalds } 38351da177e4SLinus Torvalds return byte_count; 38361da177e4SLinus Torvalds } 38371da177e4SLinus Torvalds 38380b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 38390e68c003SMark Haverkamp { 38400e68c003SMark Haverkamp unsigned long byte_count = 0; 3841727eead6SFUJITA Tomonori int nseg; 38420e68c003SMark Haverkamp 38430e68c003SMark Haverkamp // Get rid of old data 38440e68c003SMark Haverkamp psg->count = 0; 38450e68c003SMark Haverkamp psg->sg[0].next = 0; 38460e68c003SMark Haverkamp psg->sg[0].prev = 0; 38470e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 38480e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 38490e68c003SMark Haverkamp psg->sg[0].count = 0; 38500e68c003SMark Haverkamp psg->sg[0].flags = 0; 3851727eead6SFUJITA Tomonori 3852727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 38530b433447SMahesh Rajashekhara if (nseg < 0) 38540b433447SMahesh Rajashekhara return nseg; 3855727eead6SFUJITA Tomonori if (nseg) { 38560e68c003SMark Haverkamp struct scatterlist *sg; 38570e68c003SMark Haverkamp int i; 38580e68c003SMark Haverkamp 3859727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38600e68c003SMark Haverkamp int count = sg_dma_len(sg); 38610e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 38620e68c003SMark Haverkamp psg->sg[i].next = 0; 38630e68c003SMark Haverkamp psg->sg[i].prev = 0; 38640e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 38650e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 38660e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38670e68c003SMark Haverkamp psg->sg[i].flags = 0; 38680e68c003SMark Haverkamp byte_count += count; 38690e68c003SMark Haverkamp } 3870727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38710e68c003SMark Haverkamp /* hba wants the size to be exact */ 3872727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 38730e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3874727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 38750e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3876727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38770e68c003SMark Haverkamp } 38780e68c003SMark Haverkamp /* Check for command underflow */ 38790e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 38800e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38810e68c003SMark Haverkamp byte_count, scsicmd->underflow); 38820e68c003SMark Haverkamp } 38830e68c003SMark Haverkamp } 38840e68c003SMark Haverkamp return byte_count; 38850e68c003SMark Haverkamp } 38860e68c003SMark Haverkamp 38870b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 38880b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 388985d22bbfSMahesh Rajashekhara { 389085d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 389185d22bbfSMahesh Rajashekhara int nseg; 389285d22bbfSMahesh Rajashekhara 389385d22bbfSMahesh Rajashekhara nseg = scsi_dma_map(scsicmd); 38940b433447SMahesh Rajashekhara if (nseg < 0) 38950b433447SMahesh Rajashekhara return nseg; 389685d22bbfSMahesh Rajashekhara if (nseg) { 389785d22bbfSMahesh Rajashekhara struct scatterlist *sg; 389885d22bbfSMahesh Rajashekhara int i, conformable = 0; 389985d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 390085d22bbfSMahesh Rajashekhara 390185d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 390285d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 390385d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 390485d22bbfSMahesh Rajashekhara 390585d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 390685d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 390785d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 390885d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 390985d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 391085d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 391185d22bbfSMahesh Rajashekhara if (i == 0) { 391285d22bbfSMahesh Rajashekhara conformable = 1; 391385d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 391485d22bbfSMahesh Rajashekhara } else if (i == 1) { 391585d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 391685d22bbfSMahesh Rajashekhara min_size = cur_size; 391785d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 391885d22bbfSMahesh Rajashekhara conformable = 0; 391985d22bbfSMahesh Rajashekhara if (cur_size < min_size) 392085d22bbfSMahesh Rajashekhara min_size = cur_size; 392185d22bbfSMahesh Rajashekhara } 392285d22bbfSMahesh Rajashekhara byte_count += count; 392385d22bbfSMahesh Rajashekhara } 392485d22bbfSMahesh Rajashekhara 392585d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 392685d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 392785d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 392885d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 392985d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 393085d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 393185d22bbfSMahesh Rajashekhara } 393285d22bbfSMahesh Rajashekhara 393385d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 393485d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 393585d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 393685d22bbfSMahesh Rajashekhara if (!conformable) { 393785d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 393885d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 393985d22bbfSMahesh Rajashekhara err_found = 0; 394085d22bbfSMahesh Rajashekhara nseg_new = 2; 394185d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 394285d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 394385d22bbfSMahesh Rajashekhara err_found = 1; 394485d22bbfSMahesh Rajashekhara break; 394585d22bbfSMahesh Rajashekhara } 394685d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 394785d22bbfSMahesh Rajashekhara } 394885d22bbfSMahesh Rajashekhara if (!err_found) 394985d22bbfSMahesh Rajashekhara break; 395085d22bbfSMahesh Rajashekhara } 395185d22bbfSMahesh Rajashekhara if (i > 0 && nseg_new <= sg_max) 395285d22bbfSMahesh Rajashekhara aac_convert_sgraw2(rio2, i, nseg, nseg_new); 395385d22bbfSMahesh Rajashekhara } else 395485d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 395585d22bbfSMahesh Rajashekhara 395685d22bbfSMahesh Rajashekhara /* Check for command underflow */ 395785d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 395885d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 395985d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 396085d22bbfSMahesh Rajashekhara } 396185d22bbfSMahesh Rajashekhara } 396285d22bbfSMahesh Rajashekhara 396385d22bbfSMahesh Rajashekhara return byte_count; 396485d22bbfSMahesh Rajashekhara } 396585d22bbfSMahesh Rajashekhara 396685d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 396785d22bbfSMahesh Rajashekhara { 396885d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 396985d22bbfSMahesh Rajashekhara int i, j, pos; 397085d22bbfSMahesh Rajashekhara u32 addr_low; 397185d22bbfSMahesh Rajashekhara 397285d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 397385d22bbfSMahesh Rajashekhara return 0; 397485d22bbfSMahesh Rajashekhara 397585d22bbfSMahesh Rajashekhara sge = kmalloc(nseg_new * sizeof(struct sge_ieee1212), GFP_ATOMIC); 397685d22bbfSMahesh Rajashekhara if (sge == NULL) 397785d22bbfSMahesh Rajashekhara return -1; 397885d22bbfSMahesh Rajashekhara 397985d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 398085d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 398185d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 398285d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 398385d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 398485d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 398585d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 398685d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 398785d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 398885d22bbfSMahesh Rajashekhara pos++; 398985d22bbfSMahesh Rajashekhara } 399085d22bbfSMahesh Rajashekhara } 399185d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 399285d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 399385d22bbfSMahesh Rajashekhara 399485d22bbfSMahesh Rajashekhara kfree(sge); 399585d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 399685d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 399785d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 399885d22bbfSMahesh Rajashekhara return 0; 399985d22bbfSMahesh Rajashekhara } 400085d22bbfSMahesh Rajashekhara 4001ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4002ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4003ab5d129fSRaghava Aditya Renukunta int sg_max, 4004ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4005ab5d129fSRaghava Aditya Renukunta { 4006ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4007ab5d129fSRaghava Aditya Renukunta int nseg; 4008ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4009ab5d129fSRaghava Aditya Renukunta int i; 4010ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4011ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4012ab5d129fSRaghava Aditya Renukunta 4013ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4014ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4015ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4016ab5d129fSRaghava Aditya Renukunta goto out; 4017ab5d129fSRaghava Aditya Renukunta } 4018ab5d129fSRaghava Aditya Renukunta 4019ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4020ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4021ab5d129fSRaghava Aditya Renukunta else 4022ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4023ab5d129fSRaghava Aditya Renukunta 4024ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4025ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4026ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4027ab5d129fSRaghava Aditya Renukunta 4028ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4029ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4030ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4031ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4032ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4033ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4034ab5d129fSRaghava Aditya Renukunta byte_count += count; 4035ab5d129fSRaghava Aditya Renukunta sge++; 4036ab5d129fSRaghava Aditya Renukunta } 4037ab5d129fSRaghava Aditya Renukunta 4038ab5d129fSRaghava Aditya Renukunta sge--; 4039ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4040ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4041ab5d129fSRaghava Aditya Renukunta u32 temp; 4042ab5d129fSRaghava Aditya Renukunta 4043ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4044ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4045ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4046ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4047ab5d129fSRaghava Aditya Renukunta } 4048ab5d129fSRaghava Aditya Renukunta 4049ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4050ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4051ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4052ab5d129fSRaghava Aditya Renukunta } else { 4053ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4054ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4055ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4056ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4057ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4058ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4059ab5d129fSRaghava Aditya Renukunta } 4060ab5d129fSRaghava Aditya Renukunta 4061ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4062ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4063ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4064ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4065ab5d129fSRaghava Aditya Renukunta } 4066ab5d129fSRaghava Aditya Renukunta out: 4067ab5d129fSRaghava Aditya Renukunta return byte_count; 4068ab5d129fSRaghava Aditya Renukunta } 4069ab5d129fSRaghava Aditya Renukunta 40701da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 40711da177e4SLinus Torvalds 40721da177e4SLinus Torvalds struct aac_srb_status_info { 40731da177e4SLinus Torvalds u32 status; 40741da177e4SLinus Torvalds char *str; 40751da177e4SLinus Torvalds }; 40761da177e4SLinus Torvalds 40771da177e4SLinus Torvalds 40781da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 40791da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 40801da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 40811da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 40821da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 40831da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 40841da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 40851da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 40861da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 40871da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 40881da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 40891da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 40901da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 40911da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 40921da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 40931da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 40941da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 40951da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 40961da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 40971da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 40981da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 40991da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 41001da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 41011da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 41021da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 41031da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 41041da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 41051da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 41061da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 41071da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 41081da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 41091da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 41101da177e4SLinus Torvalds { 0xff, "Unknown Error"} 41111da177e4SLinus Torvalds }; 41121da177e4SLinus Torvalds 41131da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 41141da177e4SLinus Torvalds { 41151da177e4SLinus Torvalds int i; 41161da177e4SLinus Torvalds 41176391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 41186391a113STobias Klauser if (srb_status_info[i].status == status) 41191da177e4SLinus Torvalds return srb_status_info[i].str; 41201da177e4SLinus Torvalds 41211da177e4SLinus Torvalds return "Bad Status Code"; 41221da177e4SLinus Torvalds } 41231da177e4SLinus Torvalds 41241da177e4SLinus Torvalds #endif 4125