11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds * Adaptec AAC series RAID controller driver 3fa195afeSAlan Cox * (c) Copyright 2001 Red Hat Inc. 41da177e4SLinus Torvalds * 51da177e4SLinus Torvalds * based on the old aacraid driver that is.. 61da177e4SLinus Torvalds * Adaptec aacraid device driver for Linux. 71da177e4SLinus Torvalds * 8e8b12f0fSMahesh Rajashekhara * Copyright (c) 2000-2010 Adaptec, Inc. 9f4babba0SRaghava Aditya Renukunta * 2010-2015 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) 10f4babba0SRaghava Aditya Renukunta * 2016-2017 Microsemi Corp. (aacraid@microsemi.com) 111da177e4SLinus Torvalds * 121da177e4SLinus Torvalds * This program is free software; you can redistribute it and/or modify 131da177e4SLinus Torvalds * it under the terms of the GNU General Public License as published by 141da177e4SLinus Torvalds * the Free Software Foundation; either version 2, or (at your option) 151da177e4SLinus Torvalds * any later version. 161da177e4SLinus Torvalds * 171da177e4SLinus Torvalds * This program is distributed in the hope that it will be useful, 181da177e4SLinus Torvalds * but WITHOUT ANY WARRANTY; without even the implied warranty of 191da177e4SLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 201da177e4SLinus Torvalds * GNU General Public License for more details. 211da177e4SLinus Torvalds * 221da177e4SLinus Torvalds * You should have received a copy of the GNU General Public License 231da177e4SLinus Torvalds * along with this program; see the file COPYING. If not, write to 241da177e4SLinus Torvalds * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 251da177e4SLinus Torvalds * 26f4babba0SRaghava Aditya Renukunta * Module Name: 27f4babba0SRaghava Aditya Renukunta * aachba.c 28f4babba0SRaghava Aditya Renukunta * 29f4babba0SRaghava Aditya Renukunta * Abstract: Contains Interfaces to manage IOs. 30f4babba0SRaghava Aditya Renukunta * 311da177e4SLinus Torvalds */ 321da177e4SLinus Torvalds 331da177e4SLinus Torvalds #include <linux/kernel.h> 341da177e4SLinus Torvalds #include <linux/init.h> 351da177e4SLinus Torvalds #include <linux/types.h> 361da177e4SLinus Torvalds #include <linux/pci.h> 371da177e4SLinus Torvalds #include <linux/spinlock.h> 381da177e4SLinus Torvalds #include <linux/slab.h> 391da177e4SLinus Torvalds #include <linux/completion.h> 401da177e4SLinus Torvalds #include <linux/blkdev.h> 417c0f6ba6SLinus Torvalds #include <linux/uaccess.h> 423a0086a8SSalyzyn, Mark #include <linux/highmem.h> /* For flush_kernel_dcache_page */ 43acf3368fSPaul Gortmaker #include <linux/module.h> 441da177e4SLinus Torvalds 451da177e4SLinus Torvalds #include <scsi/scsi.h> 461da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 471da177e4SLinus Torvalds #include <scsi/scsi_device.h> 481da177e4SLinus Torvalds #include <scsi/scsi_host.h> 491da177e4SLinus Torvalds 501da177e4SLinus Torvalds #include "aacraid.h" 511da177e4SLinus Torvalds 521da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 531da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 541da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 551da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 561da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 571da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 581da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 591da177e4SLinus Torvalds 601da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 611da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 621da177e4SLinus Torvalds 631da177e4SLinus Torvalds /* 641da177e4SLinus Torvalds * Sense codes 651da177e4SLinus Torvalds */ 661da177e4SLinus Torvalds 671da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 681da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 691da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 701da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 71f956a669SRaghava Aditya Renukunta #define SENCODE_UNRECOVERED_READ_ERROR 0x11 721da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 731da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 741da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 751da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 761da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 771da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 781da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 791da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 801da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 811da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 821da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 831da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 841da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 851da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 861da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 871da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 881da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 891da177e4SLinus Torvalds 901da177e4SLinus Torvalds /* 911da177e4SLinus Torvalds * Additional sense codes 921da177e4SLinus Torvalds */ 931da177e4SLinus Torvalds 941da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 951da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 961da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 971da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 981da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 991da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 1001da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 1011da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 1021da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 1031da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 1041da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 1051da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 1061da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 1071da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 1081da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 1091da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 1101da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 1111da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1121da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1131da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1141da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1151da177e4SLinus Torvalds 116c4e2fbcaSRaghava Aditya Renukunta #define AAC_STAT_GOOD (DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD) 117c4e2fbcaSRaghava Aditya Renukunta 1181da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1191da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1201da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1211da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1221da177e4SLinus Torvalds 123b836439fSMahesh Rajashekhara /* MODE_SENSE data format */ 124b836439fSMahesh Rajashekhara typedef struct { 125b836439fSMahesh Rajashekhara struct { 126b836439fSMahesh Rajashekhara u8 data_length; 127b836439fSMahesh Rajashekhara u8 med_type; 128b836439fSMahesh Rajashekhara u8 dev_par; 129b836439fSMahesh Rajashekhara u8 bd_length; 130b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 131b836439fSMahesh Rajashekhara struct { 132b836439fSMahesh Rajashekhara u8 dens_code; 133b836439fSMahesh Rajashekhara u8 block_count[3]; 134b836439fSMahesh Rajashekhara u8 reserved; 135b836439fSMahesh Rajashekhara u8 block_length[3]; 136b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 137b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 138b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep_data; 139b836439fSMahesh Rajashekhara 140b836439fSMahesh Rajashekhara /* MODE_SENSE_10 data format */ 141b836439fSMahesh Rajashekhara typedef struct { 142b836439fSMahesh Rajashekhara struct { 143b836439fSMahesh Rajashekhara u8 data_length[2]; 144b836439fSMahesh Rajashekhara u8 med_type; 145b836439fSMahesh Rajashekhara u8 dev_par; 146b836439fSMahesh Rajashekhara u8 rsrvd[2]; 147b836439fSMahesh Rajashekhara u8 bd_length[2]; 148b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 149b836439fSMahesh Rajashekhara struct { 150b836439fSMahesh Rajashekhara u8 dens_code; 151b836439fSMahesh Rajashekhara u8 block_count[3]; 152b836439fSMahesh Rajashekhara u8 reserved; 153b836439fSMahesh Rajashekhara u8 block_length[3]; 154b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 155b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 156b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep10_data; 157b836439fSMahesh Rajashekhara 1581da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1591da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1601da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1611da177e4SLinus Torvalds /* SCSI inquiry data */ 1621da177e4SLinus Torvalds struct inquiry_data { 1631da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1641da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1651da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1661da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1671da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1681da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1691da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1701da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1711da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1721da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1731da177e4SLinus Torvalds }; 1741da177e4SLinus Torvalds 1755d910649SMahesh Rajashekhara /* Added for VPD 0x83 */ 176999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 { 177999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 178999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 179999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 180999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 181999b3ffcSRaghava Aditya Renukunta u8 reserved3; 182999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 183999b3ffcSRaghava Aditya Renukunta u8 venid[8]; 184999b3ffcSRaghava Aditya Renukunta u8 productid[16]; 185999b3ffcSRaghava Aditya Renukunta u8 serialnumber[8]; /* SN in ASCII */ 1865d910649SMahesh Rajashekhara 187999b3ffcSRaghava Aditya Renukunta }; 1885d910649SMahesh Rajashekhara 189999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 { 190999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 191999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 192999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 193999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 194999b3ffcSRaghava Aditya Renukunta u8 reserved3; 195999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 196999b3ffcSRaghava Aditya Renukunta struct teu64id { 1975d910649SMahesh Rajashekhara u32 Serial; 1985d910649SMahesh Rajashekhara /* The serial number supposed to be 40 bits, 1995d910649SMahesh Rajashekhara * bit we only support 32, so make the last byte zero. */ 200999b3ffcSRaghava Aditya Renukunta u8 reserved; 201999b3ffcSRaghava Aditya Renukunta u8 venid[3]; 202999b3ffcSRaghava Aditya Renukunta } eu64id; 2035d910649SMahesh Rajashekhara 204999b3ffcSRaghava Aditya Renukunta }; 2055d910649SMahesh Rajashekhara 206999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 { 207999b3ffcSRaghava Aditya Renukunta u8 codeset : 4; /* VPD_CODE_SET */ 208999b3ffcSRaghava Aditya Renukunta u8 reserved : 4; 209999b3ffcSRaghava Aditya Renukunta u8 identifiertype : 4; /* VPD_IDENTIFIER_TYPE */ 210999b3ffcSRaghava Aditya Renukunta u8 reserved2 : 4; 211999b3ffcSRaghava Aditya Renukunta u8 reserved3; 212999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 213999b3ffcSRaghava Aditya Renukunta u8 Identifier[16]; 214999b3ffcSRaghava Aditya Renukunta }; 215999b3ffcSRaghava Aditya Renukunta 216999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 { 2175d910649SMahesh Rajashekhara u8 DeviceType:5; 2185d910649SMahesh Rajashekhara u8 DeviceTypeQualifier:3; 2195d910649SMahesh Rajashekhara u8 PageCode; 220999b3ffcSRaghava Aditya Renukunta u8 reserved; 2215d910649SMahesh Rajashekhara u8 PageLength; 222999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 type1; 223999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 type2; 224999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 type3; 225999b3ffcSRaghava Aditya Renukunta }; 2265d910649SMahesh Rajashekhara 2271da177e4SLinus Torvalds /* 2281da177e4SLinus Torvalds * M O D U L E G L O B A L S 2291da177e4SLinus Torvalds */ 2301da177e4SLinus Torvalds 2310b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *sgmap); 2320b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg); 2330b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg); 2340b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 2350b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max); 236ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 237ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 238ab5d129fSRaghava Aditya Renukunta int sg_max, u64 sg_address); 2390b433447SMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, 2400b433447SMahesh Rajashekhara int pages, int nseg, int nseg_new); 2411da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 242ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd); 2431da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 2441da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 2451da177e4SLinus Torvalds #endif 2461da177e4SLinus Torvalds 2471da177e4SLinus Torvalds /* 2481da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 2491da177e4SLinus Torvalds */ 2501da177e4SLinus Torvalds 2511da177e4SLinus Torvalds static int nondasd = -1; 252d8e96507SLeubner, Achim static int aac_cache = 2; /* WCE=0 to avoid performance problems */ 2531da177e4SLinus Torvalds static int dacmode = -1; 2548ef22247SSalyzyn, Mark int aac_msi; 2551208bab5SSalyzyn, Mark int aac_commit = -1; 256404d9a90SMark Haverkamp int startup_timeout = 180; 257404d9a90SMark Haverkamp int aif_timeout = 120; 25811604612SMahesh Rajashekhara int aac_sync_mode; /* Only Sync. transfer - disabled */ 25985d22bbfSMahesh Rajashekhara int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ 2601da177e4SLinus Torvalds 26111604612SMahesh Rajashekhara module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); 26211604612SMahesh Rajashekhara MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" 26311604612SMahesh Rajashekhara " 0=off, 1=on"); 26485d22bbfSMahesh Rajashekhara module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); 26585d22bbfSMahesh Rajashekhara MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" 26685d22bbfSMahesh Rajashekhara " 0=off, 1=on"); 2679a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 2688ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 2698ef22247SSalyzyn, Mark " 0=off, 1=on"); 27095e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 2718ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 2728ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 2738ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 274d8e96507SLeubner, Achim "\tbit 2 - Disable only if Battery is protecting Cache"); 2759a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 2768ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 2778ef22247SSalyzyn, Mark " 0=off, 1=on"); 2781208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 2798ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 2808ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 2818ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 2828ef22247SSalyzyn, Mark " 0=off, 1=on"); 2838ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 2848ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 2859022d375SMahesh Rajashekhara " 0=PIC(default), 1=MSI, 2=MSI-X)"); 286404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 2878ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 2888ef22247SSalyzyn, Mark " adapter to have it's kernel up and\n" 2898ef22247SSalyzyn, Mark "running. This is typically adjusted for large systems that do not" 2908ef22247SSalyzyn, Mark " have a BIOS."); 291404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 2928ef22247SSalyzyn, Mark MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 2938ef22247SSalyzyn, Mark " applications to pick up AIFs before\n" 2948ef22247SSalyzyn, Mark "deregistering them. This is typically adjusted for heavily burdened" 2958ef22247SSalyzyn, Mark " systems."); 2961da177e4SLinus Torvalds 29709624645SRaghava Aditya Renukunta int aac_fib_dump; 29809624645SRaghava Aditya Renukunta module_param(aac_fib_dump, int, 0644); 29909624645SRaghava Aditya Renukunta MODULE_PARM_DESC(aac_fib_dump, "Dump controller fibs prior to IOP_RESET 0=off, 1=on"); 30009624645SRaghava Aditya Renukunta 3017c00ffa3SMark Haverkamp int numacb = -1; 3027c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 3038ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 3048ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 3058ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 3067c00ffa3SMark Haverkamp 3077c00ffa3SMark Haverkamp int acbsize = -1; 3087c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 3098ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 3108ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 3118ef22247SSalyzyn, Mark " suggestion from Firmware."); 312653ba58dSMark Haverkamp 31329c97684SSalyzyn, Mark int update_interval = 30 * 60; 31429c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 3158ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 3168ef22247SSalyzyn, Mark " updates issued to adapter."); 31729c97684SSalyzyn, Mark 31811da1b7cSRaghava Aditya Renukunta int check_interval = 60; 31929c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 3208ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 3218ef22247SSalyzyn, Mark " checks."); 32229c97684SSalyzyn, Mark 32387f3bda3SAndrew Morton int aac_check_reset = 1; 32487f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 32595e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 3268ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 3278ef22247SSalyzyn, Mark " ignore it."); 32829c97684SSalyzyn, Mark 329e37ee4beSMark Haverkamp int expose_physicals = -1; 330653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 3318ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 3328ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 33303d44337SMark Haverkamp 3348ef22247SSalyzyn, Mark int aac_reset_devices; 3351208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 3361208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 33703d44337SMark Haverkamp 338d8e96507SLeubner, Achim int aac_wwn = 1; 339d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 340d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 341d8e96507SLeubner, Achim "\t0 - Disable\n" 342d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 343d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 344d8e96507SLeubner, Achim 345d8e96507SLeubner, Achim 34603d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 34703d44337SMark Haverkamp struct fib *fibptr) { 34803d44337SMark Haverkamp struct scsi_device *device; 34903d44337SMark Haverkamp 35003d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 351c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 35203d44337SMark Haverkamp aac_fib_complete(fibptr); 35303d44337SMark Haverkamp return 0; 35403d44337SMark Haverkamp } 35503d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 35603d44337SMark Haverkamp device = scsicmd->device; 3573ffd6c5aSRaghava Aditya Renukunta if (unlikely(!device)) { 35803d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 35903d44337SMark Haverkamp aac_fib_complete(fibptr); 36003d44337SMark Haverkamp return 0; 36103d44337SMark Haverkamp } 36203d44337SMark Haverkamp return 1; 36303d44337SMark Haverkamp } 36403d44337SMark Haverkamp 3651da177e4SLinus Torvalds /** 3661da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 3671da177e4SLinus Torvalds * @common: adapter to query 3681da177e4SLinus Torvalds * 3691da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 3701da177e4SLinus Torvalds */ 3718c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 3721da177e4SLinus Torvalds { 3731da177e4SLinus Torvalds int status = 0; 3741da177e4SLinus Torvalds struct fib * fibptr; 3751da177e4SLinus Torvalds 376bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3771da177e4SLinus Torvalds return -ENOMEM; 3781da177e4SLinus Torvalds 379bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3801da177e4SLinus Torvalds { 3811da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 3821da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 3831da177e4SLinus Torvalds 3841da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3851da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 3861da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 3871da177e4SLinus Torvalds } 3881da177e4SLinus Torvalds 389bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3901da177e4SLinus Torvalds fibptr, 3911da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 3921da177e4SLinus Torvalds FsaNormal, 3931da177e4SLinus Torvalds 1, 1, 3941da177e4SLinus Torvalds NULL, NULL); 3951da177e4SLinus Torvalds if (status < 0) { 3961da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 3971da177e4SLinus Torvalds } else { 3981da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 3991da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 4001da177e4SLinus Torvalds dprintk((KERN_WARNING 4011da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 4021da177e4SLinus Torvalds le32_to_cpu(reply->response), 4031da177e4SLinus Torvalds le32_to_cpu(reply->status), 4041da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 4051da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 4061da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 4071da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 4081da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 4091da177e4SLinus Torvalds status = -EINVAL; 4101da177e4SLinus Torvalds } 4111da177e4SLinus Torvalds } 412cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless receives a response from F/W */ 413cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 414bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 415cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 4161da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 4171da177e4SLinus Torvalds if (status >= 0) { 4181208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 4191da177e4SLinus Torvalds struct aac_commit_config * dinfo; 420bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4211da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 4221da177e4SLinus Torvalds 4231da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4241da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 4251da177e4SLinus Torvalds 426bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4271da177e4SLinus Torvalds fibptr, 4281da177e4SLinus Torvalds sizeof (struct aac_commit_config), 4291da177e4SLinus Torvalds FsaNormal, 4301da177e4SLinus Torvalds 1, 1, 4311da177e4SLinus Torvalds NULL, NULL); 432cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless 433cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * receives a response from F/W */ 434cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 435bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4361208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 4371da177e4SLinus Torvalds printk(KERN_WARNING 4381da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 4391da177e4SLinus Torvalds } 4401da177e4SLinus Torvalds } 441cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 442cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 443bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4441da177e4SLinus Torvalds return status; 4451da177e4SLinus Torvalds } 4461da177e4SLinus Torvalds 447e3cc268fSRajashekhara, Mahesh static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 448e3cc268fSRajashekhara, Mahesh { 449e3cc268fSRajashekhara, Mahesh char inq_data; 450e3cc268fSRajashekhara, Mahesh scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 451e3cc268fSRajashekhara, Mahesh if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 452e3cc268fSRajashekhara, Mahesh inq_data &= 0xdf; 453e3cc268fSRajashekhara, Mahesh scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 454e3cc268fSRajashekhara, Mahesh } 455e3cc268fSRajashekhara, Mahesh } 456e3cc268fSRajashekhara, Mahesh 4571da177e4SLinus Torvalds /** 4581da177e4SLinus Torvalds * aac_get_containers - list containers 4591da177e4SLinus Torvalds * @common: adapter to probe 4601da177e4SLinus Torvalds * 4611da177e4SLinus Torvalds * Make a list of all containers on this controller 4621da177e4SLinus Torvalds */ 4631da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 4641da177e4SLinus Torvalds { 4651da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4661da177e4SLinus Torvalds u32 index; 4671da177e4SLinus Torvalds int status = 0; 4681da177e4SLinus Torvalds struct fib * fibptr; 4691da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 4701da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 4711da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4721da177e4SLinus Torvalds 473bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4741da177e4SLinus Torvalds return -ENOMEM; 4751da177e4SLinus Torvalds 476bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4771da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 4781da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4791da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 4801da177e4SLinus Torvalds 481bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4821da177e4SLinus Torvalds fibptr, 4831da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 4841da177e4SLinus Torvalds FsaNormal, 4851da177e4SLinus Torvalds 1, 1, 4861da177e4SLinus Torvalds NULL, NULL); 4871da177e4SLinus Torvalds if (status >= 0) { 4881da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 4891da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 4901c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 491a7129a54SMahesh Rajashekhara AAC_OPTION_SUPPORTED_240_VOLUMES) { 492a7129a54SMahesh Rajashekhara maximum_num_containers = 493a7129a54SMahesh Rajashekhara le32_to_cpu(dresp->MaxSimpleVolumes); 494a7129a54SMahesh Rajashekhara } 495bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4961da177e4SLinus Torvalds } 497cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 498cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 499fe76df42SMark Haverkamp aac_fib_free(fibptr); 5001da177e4SLinus Torvalds 5011da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 5021da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 5033ffd6c5aSRaghava Aditya Renukunta if (dev->fsa_dev == NULL || 5043ffd6c5aSRaghava Aditya Renukunta dev->maximum_num_containers != maximum_num_containers) { 5053ffd6c5aSRaghava Aditya Renukunta 5063ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = dev->fsa_dev; 5073ffd6c5aSRaghava Aditya Renukunta 5083ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev = kcalloc(maximum_num_containers, 5093ffd6c5aSRaghava Aditya Renukunta sizeof(*fsa_dev_ptr), GFP_KERNEL); 5103ffd6c5aSRaghava Aditya Renukunta 5113ffd6c5aSRaghava Aditya Renukunta kfree(fsa_dev_ptr); 5123ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = NULL; 5133ffd6c5aSRaghava Aditya Renukunta 5143ffd6c5aSRaghava Aditya Renukunta 5153ffd6c5aSRaghava Aditya Renukunta if (!dev->fsa_dev) 5161da177e4SLinus Torvalds return -ENOMEM; 5171da177e4SLinus Torvalds 5181da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 5193ffd6c5aSRaghava Aditya Renukunta } 5203ffd6c5aSRaghava Aditya Renukunta for (index = 0; index < dev->maximum_num_containers; index++) { 5213ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].devname[0] = '\0'; 5223ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].valid = 0; 5231da177e4SLinus Torvalds 524fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 5251da177e4SLinus Torvalds 5261da177e4SLinus Torvalds if (status < 0) { 5271da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 5281da177e4SLinus Torvalds break; 5291da177e4SLinus Torvalds } 5301da177e4SLinus Torvalds } 5311da177e4SLinus Torvalds return status; 5321da177e4SLinus Torvalds } 5331da177e4SLinus Torvalds 5341da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 5351da177e4SLinus Torvalds { 5361da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 5371da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 5381da177e4SLinus Torvalds 5391da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 5401da177e4SLinus Torvalds 54103d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 54203d44337SMark Haverkamp return; 54303d44337SMark Haverkamp 5441da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 545125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 5461da177e4SLinus Torvalds 5471da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 5481da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 5491da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 5501da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 5511da177e4SLinus Torvalds char *sp = get_name_reply->data; 552b836439fSMahesh Rajashekhara sp[sizeof(((struct aac_get_name_resp *)NULL)->data)] = '\0'; 5531da177e4SLinus Torvalds while (*sp == ' ') 5541da177e4SLinus Torvalds ++sp; 5553b2946ccSMark Haverkamp if (*sp) { 556d4345028SFUJITA Tomonori struct inquiry_data inq; 5573b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 5583b2946ccSMark Haverkamp int count = sizeof(d); 5593b2946ccSMark Haverkamp char *dp = d; 5603b2946ccSMark Haverkamp do { 5611da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 5621da177e4SLinus Torvalds } while (--count > 0); 563d4345028SFUJITA Tomonori 564d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 565d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 566d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 5671da177e4SLinus Torvalds } 5683b2946ccSMark Haverkamp } 5693b2946ccSMark Haverkamp 5701da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 5711da177e4SLinus Torvalds 572bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 5738e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 5741da177e4SLinus Torvalds } 5751da177e4SLinus Torvalds 5761da177e4SLinus Torvalds /** 5771da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 5781da177e4SLinus Torvalds */ 5799e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 5801da177e4SLinus Torvalds { 5811da177e4SLinus Torvalds int status; 5821da177e4SLinus Torvalds struct aac_get_name *dinfo; 5831da177e4SLinus Torvalds struct fib * cmd_fibcontext; 5841da177e4SLinus Torvalds struct aac_dev * dev; 5851da177e4SLinus Torvalds 5861da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 5871da177e4SLinus Torvalds 5886bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 5891da177e4SLinus Torvalds 590bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 5911da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 5921da177e4SLinus Torvalds 5931da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 5941da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 5959e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 5961da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 5971da177e4SLinus Torvalds 598bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 5991da177e4SLinus Torvalds cmd_fibcontext, 600fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_name_resp), 6011da177e4SLinus Torvalds FsaNormal, 6021da177e4SLinus Torvalds 0, 1, 6031da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 6041da177e4SLinus Torvalds (void *) scsicmd); 6051da177e4SLinus Torvalds 6061da177e4SLinus Torvalds /* 6071da177e4SLinus Torvalds * Check that the command queued to the controller 6081da177e4SLinus Torvalds */ 60977d644d4SMark Haverkamp if (status == -EINPROGRESS) { 61077d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 6111da177e4SLinus Torvalds return 0; 61277d644d4SMark Haverkamp } 6131da177e4SLinus Torvalds 614bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 615bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 6161da177e4SLinus Torvalds return -1; 6171da177e4SLinus Torvalds } 6181da177e4SLinus Torvalds 619fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 620fe76df42SMark Haverkamp { 621fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 622fe76df42SMark Haverkamp 6231a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 624fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 625fe76df42SMark Haverkamp 626fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 627fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 628fe76df42SMark Haverkamp return 0; 629fe76df42SMark Haverkamp } 630fe76df42SMark Haverkamp 6311a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 632fe76df42SMark Haverkamp { 63303d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 634fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 63503d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 636999b3ffcSRaghava Aditya Renukunta int i; 63703d44337SMark Haverkamp 63803d44337SMark Haverkamp 6391a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6401a655040SSalyzyn, Mark return; 641fe76df42SMark Haverkamp 642fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 6431a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 644fe76df42SMark Haverkamp if (fsa_dev_ptr) { 645fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 6461c68856eSRaghava Aditya Renukunta __le32 sup_options2; 6471c68856eSRaghava Aditya Renukunta 648fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 6491c68856eSRaghava Aditya Renukunta sup_options2 = 6501c68856eSRaghava Aditya Renukunta fibptr->dev->supplement_adapter_info.supported_options2; 651fe76df42SMark Haverkamp 652fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 653fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 654fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 6551c68856eSRaghava Aditya Renukunta if (!(sup_options2 & AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 656b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 657b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 658b836439fSMahesh Rajashekhara } else { 659b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 660b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 661b836439fSMahesh Rajashekhara } 662999b3ffcSRaghava Aditya Renukunta for (i = 0; i < 16; i++) 663999b3ffcSRaghava Aditya Renukunta fsa_dev_ptr->identifier[i] = 664999b3ffcSRaghava Aditya Renukunta dresp->mnt[0].fileinfo.bdevinfo 665999b3ffcSRaghava Aditya Renukunta .identifier[i]; 666fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 667655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 668655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 669655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 670655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 671655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 672fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 673fe76df42SMark Haverkamp fsa_dev_ptr->size 674fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 675fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 676fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 677fe76df42SMark Haverkamp } 678fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 679fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 680fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 681fe76df42SMark Haverkamp } 682fe76df42SMark Haverkamp aac_fib_complete(fibptr); 683fe76df42SMark Haverkamp aac_fib_free(fibptr); 684fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 685fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 6861a655040SSalyzyn, Mark (*callback)(scsicmd); 6871a655040SSalyzyn, Mark return; 688fe76df42SMark Haverkamp } 689fe76df42SMark Haverkamp 6901a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 691fe76df42SMark Haverkamp { 692fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 693fe76df42SMark Haverkamp struct aac_mount * dresp; 694fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 695fe76df42SMark Haverkamp int status; 696fe76df42SMark Haverkamp 697fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 6981c68856eSRaghava Aditya Renukunta if (!(fibptr->dev->supplement_adapter_info.supported_options2 & 699b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE)) 700fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 701fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 7021a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 7031a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 7041a655040SSalyzyn, Mark return; 7051a655040SSalyzyn, Mark } 706fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 707fe76df42SMark Haverkamp 70803d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 7091a655040SSalyzyn, Mark return; 71003d44337SMark Haverkamp 711fe76df42SMark Haverkamp aac_fib_init(fibptr); 712fe76df42SMark Haverkamp 713fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 714fe76df42SMark Haverkamp 7151c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 716b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 717b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 718b836439fSMahesh Rajashekhara else 719fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 720b836439fSMahesh Rajashekhara 721fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 722fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 723fe76df42SMark Haverkamp 724fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 725fe76df42SMark Haverkamp fibptr, 726fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 727fe76df42SMark Haverkamp FsaNormal, 728fe76df42SMark Haverkamp 0, 1, 7291a655040SSalyzyn, Mark _aac_probe_container2, 730fe76df42SMark Haverkamp (void *) scsicmd); 731fe76df42SMark Haverkamp /* 732fe76df42SMark Haverkamp * Check that the command queued to the controller 733fe76df42SMark Haverkamp */ 7341a655040SSalyzyn, Mark if (status == -EINPROGRESS) 735fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 7361a655040SSalyzyn, Mark else if (status < 0) { 737fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 738fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7391a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 740fe76df42SMark Haverkamp } 741fe76df42SMark Haverkamp } 742fe76df42SMark Haverkamp 743fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 744fe76df42SMark Haverkamp { 745fe76df42SMark Haverkamp struct fib * fibptr; 746fe76df42SMark Haverkamp int status = -ENOMEM; 747fe76df42SMark Haverkamp 748fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 749fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 750fe76df42SMark Haverkamp 751fe76df42SMark Haverkamp aac_fib_init(fibptr); 752fe76df42SMark Haverkamp 753fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 754fe76df42SMark Haverkamp 7551c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 756b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 757b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 758b836439fSMahesh Rajashekhara else 759fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 760b836439fSMahesh Rajashekhara 761fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 762fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 763fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 764fe76df42SMark Haverkamp 765fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 766fe76df42SMark Haverkamp fibptr, 767fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 768fe76df42SMark Haverkamp FsaNormal, 769fe76df42SMark Haverkamp 0, 1, 7701a655040SSalyzyn, Mark _aac_probe_container1, 771fe76df42SMark Haverkamp (void *) scsicmd); 772fe76df42SMark Haverkamp /* 773fe76df42SMark Haverkamp * Check that the command queued to the controller 774fe76df42SMark Haverkamp */ 775fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 776fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 777fe76df42SMark Haverkamp return 0; 778fe76df42SMark Haverkamp } 779fe76df42SMark Haverkamp if (status < 0) { 780fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 781fe76df42SMark Haverkamp aac_fib_complete(fibptr); 782fe76df42SMark Haverkamp aac_fib_free(fibptr); 783fe76df42SMark Haverkamp } 784fe76df42SMark Haverkamp } 785fe76df42SMark Haverkamp if (status < 0) { 786fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 787fe76df42SMark Haverkamp if (fsa_dev_ptr) { 788fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 789fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 790fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 791fe76df42SMark Haverkamp return (*callback)(scsicmd); 792fe76df42SMark Haverkamp } 793fe76df42SMark Haverkamp } 794fe76df42SMark Haverkamp } 795fe76df42SMark Haverkamp return status; 796fe76df42SMark Haverkamp } 797fe76df42SMark Haverkamp 7981da177e4SLinus Torvalds /** 799bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 8001da177e4SLinus Torvalds * @dev: device to query 8011da177e4SLinus Torvalds * @cid: container identifier 8021da177e4SLinus Torvalds * 8031da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 8041da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 8051da177e4SLinus Torvalds */ 806fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 807fe76df42SMark Haverkamp { 808fe76df42SMark Haverkamp scsicmd->device = NULL; 809fe76df42SMark Haverkamp return 0; 810fe76df42SMark Haverkamp } 8111da177e4SLinus Torvalds 812bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 8131da177e4SLinus Torvalds { 814fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 815fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 8161da177e4SLinus Torvalds int status; 8171da177e4SLinus Torvalds 818fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 819fe76df42SMark Haverkamp kfree(scsicmd); 820fe76df42SMark Haverkamp kfree(scsidev); 82190ee3466SMark Haverkamp return -ENOMEM; 8221da177e4SLinus Torvalds } 823fe76df42SMark Haverkamp scsicmd->list.next = NULL; 8241a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 8251da177e4SLinus Torvalds 826fe76df42SMark Haverkamp scsicmd->device = scsidev; 827fe76df42SMark Haverkamp scsidev->sdev_state = 0; 828fe76df42SMark Haverkamp scsidev->id = cid; 829fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 8301da177e4SLinus Torvalds 831fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 832fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 833fe76df42SMark Haverkamp schedule(); 834802ae2f0SSalyzyn, Mark kfree(scsidev); 835fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 836fe76df42SMark Haverkamp kfree(scsicmd); 8371da177e4SLinus Torvalds return status; 8381da177e4SLinus Torvalds } 8391da177e4SLinus Torvalds 8401da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8411da177e4SLinus Torvalds struct scsi_inq { 8421da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8431da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8441da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8451da177e4SLinus Torvalds }; 8461da177e4SLinus Torvalds 8471da177e4SLinus Torvalds /** 8481da177e4SLinus Torvalds * InqStrCopy - string merge 8491da177e4SLinus Torvalds * @a: string to copy from 8501da177e4SLinus Torvalds * @b: string to copy to 8511da177e4SLinus Torvalds * 8521da177e4SLinus Torvalds * Copy a String from one location to another 8531da177e4SLinus Torvalds * without copying \0 8541da177e4SLinus Torvalds */ 8551da177e4SLinus Torvalds 8561da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8571da177e4SLinus Torvalds { 8581da177e4SLinus Torvalds 8591da177e4SLinus Torvalds while (*a != (char)0) 8601da177e4SLinus Torvalds *b++ = *a++; 8611da177e4SLinus Torvalds } 8621da177e4SLinus Torvalds 8631da177e4SLinus Torvalds static char *container_types[] = { 8641da177e4SLinus Torvalds "None", 8651da177e4SLinus Torvalds "Volume", 8661da177e4SLinus Torvalds "Mirror", 8671da177e4SLinus Torvalds "Stripe", 8681da177e4SLinus Torvalds "RAID5", 8691da177e4SLinus Torvalds "SSRW", 8701da177e4SLinus Torvalds "SSRO", 8711da177e4SLinus Torvalds "Morph", 8721da177e4SLinus Torvalds "Legacy", 8731da177e4SLinus Torvalds "RAID4", 8741da177e4SLinus Torvalds "RAID10", 8751da177e4SLinus Torvalds "RAID00", 8761da177e4SLinus Torvalds "V-MIRRORS", 8771da177e4SLinus Torvalds "PSEUDO R4", 8781da177e4SLinus Torvalds "RAID50", 87984971738SMark Haverkamp "RAID5D", 88084971738SMark Haverkamp "RAID5D0", 88184971738SMark Haverkamp "RAID1E", 88284971738SMark Haverkamp "RAID6", 88384971738SMark Haverkamp "RAID60", 8841da177e4SLinus Torvalds "Unknown" 8851da177e4SLinus Torvalds }; 8861da177e4SLinus Torvalds 88717eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 88817eaaceeSSalyzyn, Mark { 88917eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 89017eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 89117eaaceeSSalyzyn, Mark return container_types[tindex]; 89217eaaceeSSalyzyn, Mark } 8931da177e4SLinus Torvalds 8941da177e4SLinus Torvalds /* Function: setinqstr 8951da177e4SLinus Torvalds * 8961da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 8971da177e4SLinus Torvalds * 8981da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 89925985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 90025985edcSLucas De Marchi * files instead of in OS dependent driver source. 9011da177e4SLinus Torvalds */ 9021da177e4SLinus Torvalds 903794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 9041da177e4SLinus Torvalds { 9051da177e4SLinus Torvalds struct scsi_inq *str; 9061c68856eSRaghava Aditya Renukunta struct aac_supplement_adapter_info *sup_adap_info; 9071da177e4SLinus Torvalds 9081c68856eSRaghava Aditya Renukunta sup_adap_info = &dev->supplement_adapter_info; 9091da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 910794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 911794d0601SMark Haverkamp 9121c68856eSRaghava Aditya Renukunta if (sup_adap_info->adapter_type_text[0]) { 9131c68856eSRaghava Aditya Renukunta char *cp = sup_adap_info->adapter_type_text; 9143bc8070fSSalyzyn, Mark int c; 9153bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 9163bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 9173bc8070fSSalyzyn, Mark else { 9183bc8070fSSalyzyn, Mark c = sizeof(str->vid); 919794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 920794d0601SMark Haverkamp ++cp; 921794d0601SMark Haverkamp c = *cp; 922794d0601SMark Haverkamp *cp = '\0'; 9231c68856eSRaghava Aditya Renukunta inqstrcpy(sup_adap_info->adapter_type_text, str->vid); 924794d0601SMark Haverkamp *cp = c; 925794d0601SMark Haverkamp while (*cp && *cp != ' ') 926794d0601SMark Haverkamp ++cp; 9273bc8070fSSalyzyn, Mark } 928794d0601SMark Haverkamp while (*cp == ' ') 929794d0601SMark Haverkamp ++cp; 930794d0601SMark Haverkamp /* last six chars reserved for vol type */ 931794d0601SMark Haverkamp c = 0; 932794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 933794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 934794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 935794d0601SMark Haverkamp } 936794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 937794d0601SMark Haverkamp if (c) 938794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 939794d0601SMark Haverkamp } else { 940794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9411da177e4SLinus Torvalds 9421da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 943794d0601SMark Haverkamp /* last six chars reserved for vol type */ 944794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 945794d0601SMark Haverkamp } 9461da177e4SLinus Torvalds 9476391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9481da177e4SLinus Torvalds char *findit = str->pid; 9491da177e4SLinus Torvalds 9501da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9511da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9521da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9531da177e4SLinus Torvalds *(findit -= 4) = ' '; 954794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 955794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9561da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9571da177e4SLinus Torvalds } 9581da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9591da177e4SLinus Torvalds } 9601da177e4SLinus Torvalds 961999b3ffcSRaghava Aditya Renukunta static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, 962999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev, struct scsi_cmnd *scsicmd) 963999b3ffcSRaghava Aditya Renukunta { 964999b3ffcSRaghava Aditya Renukunta int container; 965999b3ffcSRaghava Aditya Renukunta 966999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.codeset = 1; 967999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifiertype = 3; 968999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) 969999b3ffcSRaghava Aditya Renukunta - 4; 970999b3ffcSRaghava Aditya Renukunta 971999b3ffcSRaghava Aditya Renukunta for (container = 0; container < dev->maximum_num_containers; 972999b3ffcSRaghava Aditya Renukunta container++) { 973999b3ffcSRaghava Aditya Renukunta 974999b3ffcSRaghava Aditya Renukunta if (scmd_id(scsicmd) == container) { 975999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data->type3.Identifier, 976999b3ffcSRaghava Aditya Renukunta dev->fsa_dev[container].identifier, 977999b3ffcSRaghava Aditya Renukunta 16); 978999b3ffcSRaghava Aditya Renukunta break; 979999b3ffcSRaghava Aditya Renukunta } 980999b3ffcSRaghava Aditya Renukunta } 981999b3ffcSRaghava Aditya Renukunta } 982999b3ffcSRaghava Aditya Renukunta 98388e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 98488e2f98eSSalyzyn, Mark { 98588e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 98688e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 98788e2f98eSSalyzyn, Mark 98888e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 98988e2f98eSSalyzyn, Mark 99088e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 99188e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 99288e2f98eSSalyzyn, Mark return; 99388e2f98eSSalyzyn, Mark 99488e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 99588e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 99688e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 9975d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 9985d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 9995d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 1000999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev; 10015d910649SMahesh Rajashekhara int i; 1002999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 vpdpage83data; 10035d910649SMahesh Rajashekhara 1004999b3ffcSRaghava Aditya Renukunta dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1005999b3ffcSRaghava Aditya Renukunta 1006999b3ffcSRaghava Aditya Renukunta memset(((u8 *)&vpdpage83data), 0, 1007999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10085d910649SMahesh Rajashekhara 10095d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 1010999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceType = 0; 10115d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 1012999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceTypeQualifier = 0; 10135d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 1014999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageCode = 0x83; 1015999b3ffcSRaghava Aditya Renukunta vpdpage83data.reserved = 0; 1016999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength = 1017999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) + 1018999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2); 1019999b3ffcSRaghava Aditya Renukunta 1020999b3ffcSRaghava Aditya Renukunta /* VPD 83 Type 3 is not supported for ARC */ 1021999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) 1022999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength += 1023999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type3); 10245d910649SMahesh Rajashekhara 10255d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 1026999b3ffcSRaghava Aditya Renukunta /* VpdcodesetAscii */ 1027999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.codeset = 2; 10285d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 1029999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifiertype = 1; 1030999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifierlength = 1031999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) - 4; 10325d910649SMahesh Rajashekhara 10335d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 1034999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.venid, 10355d910649SMahesh Rajashekhara "ADAPTEC ", 1036999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1.venid)); 1037999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.productid, 10385d910649SMahesh Rajashekhara "ARRAY ", 10395d910649SMahesh Rajashekhara sizeof( 1040999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.productid)); 10415d910649SMahesh Rajashekhara 10425d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 10435d910649SMahesh Rajashekhara * The LSB is the the end. 10445d910649SMahesh Rajashekhara */ 10455d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 10465d910649SMahesh Rajashekhara u8 temp = 10475d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 10485d910649SMahesh Rajashekhara if (temp > 0x9) { 1049999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10505d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 10515d910649SMahesh Rajashekhara } else { 1052999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10535d910649SMahesh Rajashekhara '0' + temp; 10545d910649SMahesh Rajashekhara } 10555d910649SMahesh Rajashekhara } 10565d910649SMahesh Rajashekhara 10575d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 1058999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.codeset = 1; 1059999b3ffcSRaghava Aditya Renukunta /* VpdidentifiertypeEUI64 */ 1060999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifiertype = 2; 1061999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifierlength = 1062999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2) - 4; 10635d910649SMahesh Rajashekhara 1064999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[0] = 0xD0; 1065999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[1] = 0; 1066999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[2] = 0; 10675d910649SMahesh Rajashekhara 1068999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.Serial = 10695d910649SMahesh Rajashekhara get_serial_reply->uid; 1070999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.reserved = 0; 1071999b3ffcSRaghava Aditya Renukunta 1072999b3ffcSRaghava Aditya Renukunta /* 1073999b3ffcSRaghava Aditya Renukunta * VpdIdentifierTypeFCPHName 1074999b3ffcSRaghava Aditya Renukunta * VPD 0x83 Type 3 not supported for ARC 1075999b3ffcSRaghava Aditya Renukunta */ 1076999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) { 1077999b3ffcSRaghava Aditya Renukunta build_vpd83_type3(&vpdpage83data, 1078999b3ffcSRaghava Aditya Renukunta dev, scsicmd); 1079999b3ffcSRaghava Aditya Renukunta } 10805d910649SMahesh Rajashekhara 10815d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 1082999b3ffcSRaghava Aditya Renukunta scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, 1083999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10845d910649SMahesh Rajashekhara } else { 10855d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 108688e2f98eSSalyzyn, Mark char sp[13]; 108788e2f98eSSalyzyn, Mark /* EVPD bit set */ 108888e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 108988e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 109088e2f98eSSalyzyn, Mark sp[2] = 0; 109188e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 109288e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 10935d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 10945d910649SMahesh Rajashekhara sizeof(sp)); 10955d910649SMahesh Rajashekhara } 109688e2f98eSSalyzyn, Mark } 109788e2f98eSSalyzyn, Mark 109888e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 109988e2f98eSSalyzyn, Mark 110088e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 110188e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 110288e2f98eSSalyzyn, Mark } 110388e2f98eSSalyzyn, Mark 110488e2f98eSSalyzyn, Mark /** 110588e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 110688e2f98eSSalyzyn, Mark */ 110788e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 110888e2f98eSSalyzyn, Mark { 110988e2f98eSSalyzyn, Mark int status; 111088e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 111188e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 111288e2f98eSSalyzyn, Mark struct aac_dev * dev; 111388e2f98eSSalyzyn, Mark 111488e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 111588e2f98eSSalyzyn, Mark 11166bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 111788e2f98eSSalyzyn, Mark 111888e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 111988e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 112088e2f98eSSalyzyn, Mark 112188e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 112288e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 112388e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 112488e2f98eSSalyzyn, Mark 112588e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 112688e2f98eSSalyzyn, Mark cmd_fibcontext, 1127fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 112888e2f98eSSalyzyn, Mark FsaNormal, 112988e2f98eSSalyzyn, Mark 0, 1, 113088e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 113188e2f98eSSalyzyn, Mark (void *) scsicmd); 113288e2f98eSSalyzyn, Mark 113388e2f98eSSalyzyn, Mark /* 113488e2f98eSSalyzyn, Mark * Check that the command queued to the controller 113588e2f98eSSalyzyn, Mark */ 113688e2f98eSSalyzyn, Mark if (status == -EINPROGRESS) { 113788e2f98eSSalyzyn, Mark scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 113888e2f98eSSalyzyn, Mark return 0; 113988e2f98eSSalyzyn, Mark } 114088e2f98eSSalyzyn, Mark 114188e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 114288e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 114388e2f98eSSalyzyn, Mark return -1; 114488e2f98eSSalyzyn, Mark } 114588e2f98eSSalyzyn, Mark 114688e2f98eSSalyzyn, Mark /* Function: setinqserial 114788e2f98eSSalyzyn, Mark * 114888e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 114988e2f98eSSalyzyn, Mark * 115088e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 115188e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 115288e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 115388e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 115488e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 115588e2f98eSSalyzyn, Mark */ 115688e2f98eSSalyzyn, Mark 115788e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 115888e2f98eSSalyzyn, Mark { 115988e2f98eSSalyzyn, Mark /* 116088e2f98eSSalyzyn, Mark * This breaks array migration. 116188e2f98eSSalyzyn, Mark */ 116288e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 116388e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 116488e2f98eSSalyzyn, Mark } 116588e2f98eSSalyzyn, Mark 11668e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 11678e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 11681da177e4SLinus Torvalds { 11698e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 11708e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 11718e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 11721da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 11731da177e4SLinus Torvalds 11741da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 11751da177e4SLinus Torvalds 11761da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11771da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11788e31e607SSalyzyn, Mark 11791da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11808e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11811da177e4SLinus Torvalds 11828e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11831da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11841da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11858e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11861da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11871da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11881da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11898e31e607SSalyzyn, Mark } else 11908e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 11911da177e4SLinus Torvalds } 11921da177e4SLinus Torvalds 1193e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1194e8f32de5SMark Haverkamp { 1195e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1196e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1197e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1198e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1199e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 12008e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 12018e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 12028e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1203e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12043ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 12053ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1206e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 1207e8f32de5SMark Haverkamp return 1; 1208e8f32de5SMark Haverkamp } 1209e8f32de5SMark Haverkamp return 0; 1210e8f32de5SMark Haverkamp } 1211e8f32de5SMark Haverkamp 1212e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1213e8f32de5SMark Haverkamp { 1214e8f32de5SMark Haverkamp return 0; 1215e8f32de5SMark Haverkamp } 1216e8f32de5SMark Haverkamp 1217e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1218e8f32de5SMark Haverkamp 1219e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1220e8f32de5SMark Haverkamp { 122185d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 122285d22bbfSMahesh Rajashekhara u16 fibsize, command; 12230b433447SMahesh Rajashekhara long ret; 122485d22bbfSMahesh Rajashekhara 1225e8f32de5SMark Haverkamp aac_fib_init(fib); 1226d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1227d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1228d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 122985d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 123085d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 123185d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 123285d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 123385d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1234b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1235b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 123685d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 123785d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 12380b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 12390b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12400b433447SMahesh Rajashekhara if (ret < 0) 12410b433447SMahesh Rajashekhara return ret; 124285d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 124385d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 124485d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 124585d22bbfSMahesh Rajashekhara } else { 124685d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1247e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1248e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1249e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1250b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1251b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1252e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 125385d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1254e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1255e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 12560b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 12570b433447SMahesh Rajashekhara if (ret < 0) 12580b433447SMahesh Rajashekhara return ret; 125985d22bbfSMahesh Rajashekhara command = ContainerRawIo; 126085d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 126185d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 126285d22bbfSMahesh Rajashekhara } 126385d22bbfSMahesh Rajashekhara 1264e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1265e8f32de5SMark Haverkamp /* 1266e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1267e8f32de5SMark Haverkamp */ 126885d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1269e8f32de5SMark Haverkamp fib, 1270e8f32de5SMark Haverkamp fibsize, 1271e8f32de5SMark Haverkamp FsaNormal, 1272e8f32de5SMark Haverkamp 0, 1, 1273e8f32de5SMark Haverkamp (fib_callback) io_callback, 1274e8f32de5SMark Haverkamp (void *) cmd); 1275e8f32de5SMark Haverkamp } 1276e8f32de5SMark Haverkamp 1277e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1278e8f32de5SMark Haverkamp { 1279e8f32de5SMark Haverkamp u16 fibsize; 1280e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12810b433447SMahesh Rajashekhara long ret; 12820b433447SMahesh Rajashekhara 1283e8f32de5SMark Haverkamp aac_fib_init(fib); 1284e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1285e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1286e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1287e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1288e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1289e8f32de5SMark Haverkamp readcmd->pad = 0; 1290e8f32de5SMark Haverkamp readcmd->flags = 0; 1291e8f32de5SMark Haverkamp 12920b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 12930b433447SMahesh Rajashekhara if (ret < 0) 12940b433447SMahesh Rajashekhara return ret; 1295e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1296e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1297e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1298e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1299e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1300e8f32de5SMark Haverkamp /* 1301e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1302e8f32de5SMark Haverkamp */ 1303e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1304e8f32de5SMark Haverkamp fib, 1305e8f32de5SMark Haverkamp fibsize, 1306e8f32de5SMark Haverkamp FsaNormal, 1307e8f32de5SMark Haverkamp 0, 1, 1308e8f32de5SMark Haverkamp (fib_callback) io_callback, 1309e8f32de5SMark Haverkamp (void *) cmd); 1310e8f32de5SMark Haverkamp } 1311e8f32de5SMark Haverkamp 1312e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1313e8f32de5SMark Haverkamp { 1314e8f32de5SMark Haverkamp u16 fibsize; 1315e8f32de5SMark Haverkamp struct aac_read *readcmd; 1316b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13170b433447SMahesh Rajashekhara long ret; 13180b433447SMahesh Rajashekhara 1319e8f32de5SMark Haverkamp aac_fib_init(fib); 1320e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1321e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1322f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1323e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1324b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1325b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1326e8f32de5SMark Haverkamp 13270b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 13280b433447SMahesh Rajashekhara if (ret < 0) 13290b433447SMahesh Rajashekhara return ret; 1330e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1331e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1332e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1333e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1334e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1335e8f32de5SMark Haverkamp /* 1336e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1337e8f32de5SMark Haverkamp */ 1338e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1339e8f32de5SMark Haverkamp fib, 1340e8f32de5SMark Haverkamp fibsize, 1341e8f32de5SMark Haverkamp FsaNormal, 1342e8f32de5SMark Haverkamp 0, 1, 1343e8f32de5SMark Haverkamp (fib_callback) io_callback, 1344e8f32de5SMark Haverkamp (void *) cmd); 1345e8f32de5SMark Haverkamp } 1346e8f32de5SMark Haverkamp 13479d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1348e8f32de5SMark Haverkamp { 134985d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 135085d22bbfSMahesh Rajashekhara u16 fibsize, command; 13510b433447SMahesh Rajashekhara long ret; 135285d22bbfSMahesh Rajashekhara 1353e8f32de5SMark Haverkamp aac_fib_init(fib); 1354d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1355d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1356d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 135785d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 135885d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 135985d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 136085d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 136185d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1362b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1363b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 136485d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 136585d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 136685d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 136785d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 136885d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 13690b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 13700b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 13710b433447SMahesh Rajashekhara if (ret < 0) 13720b433447SMahesh Rajashekhara return ret; 137385d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 137485d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 137585d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 137685d22bbfSMahesh Rajashekhara } else { 137785d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1378e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1379e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1380e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1381b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1382b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1383e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 138495e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 138595e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 138685d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 138785d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1388e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1389e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 13900b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 13910b433447SMahesh Rajashekhara if (ret < 0) 13920b433447SMahesh Rajashekhara return ret; 139385d22bbfSMahesh Rajashekhara command = ContainerRawIo; 139485d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 139585d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 139685d22bbfSMahesh Rajashekhara } 139785d22bbfSMahesh Rajashekhara 1398e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1399e8f32de5SMark Haverkamp /* 1400e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1401e8f32de5SMark Haverkamp */ 140285d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1403e8f32de5SMark Haverkamp fib, 1404e8f32de5SMark Haverkamp fibsize, 1405e8f32de5SMark Haverkamp FsaNormal, 1406e8f32de5SMark Haverkamp 0, 1, 1407e8f32de5SMark Haverkamp (fib_callback) io_callback, 1408e8f32de5SMark Haverkamp (void *) cmd); 1409e8f32de5SMark Haverkamp } 1410e8f32de5SMark Haverkamp 14119d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1412e8f32de5SMark Haverkamp { 1413e8f32de5SMark Haverkamp u16 fibsize; 1414e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 14150b433447SMahesh Rajashekhara long ret; 14160b433447SMahesh Rajashekhara 1417e8f32de5SMark Haverkamp aac_fib_init(fib); 1418e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1419e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1420e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1421e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1422e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1423e8f32de5SMark Haverkamp writecmd->pad = 0; 1424e8f32de5SMark Haverkamp writecmd->flags = 0; 1425e8f32de5SMark Haverkamp 14260b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 14270b433447SMahesh Rajashekhara if (ret < 0) 14280b433447SMahesh Rajashekhara return ret; 1429e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1430e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1431e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1432e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1433e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1434e8f32de5SMark Haverkamp /* 1435e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1436e8f32de5SMark Haverkamp */ 1437e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1438e8f32de5SMark Haverkamp fib, 1439e8f32de5SMark Haverkamp fibsize, 1440e8f32de5SMark Haverkamp FsaNormal, 1441e8f32de5SMark Haverkamp 0, 1, 1442e8f32de5SMark Haverkamp (fib_callback) io_callback, 1443e8f32de5SMark Haverkamp (void *) cmd); 1444e8f32de5SMark Haverkamp } 1445e8f32de5SMark Haverkamp 14469d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1447e8f32de5SMark Haverkamp { 1448e8f32de5SMark Haverkamp u16 fibsize; 1449e8f32de5SMark Haverkamp struct aac_write *writecmd; 1450b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 14510b433447SMahesh Rajashekhara long ret; 14520b433447SMahesh Rajashekhara 1453e8f32de5SMark Haverkamp aac_fib_init(fib); 1454e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1455e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1456f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1457e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1458b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1459b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1460e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1461e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1462e8f32de5SMark Haverkamp 14630b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 14640b433447SMahesh Rajashekhara if (ret < 0) 14650b433447SMahesh Rajashekhara return ret; 1466e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1467e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1468e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1469e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1470e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1471e8f32de5SMark Haverkamp /* 1472e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1473e8f32de5SMark Haverkamp */ 1474e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1475e8f32de5SMark Haverkamp fib, 1476e8f32de5SMark Haverkamp fibsize, 1477e8f32de5SMark Haverkamp FsaNormal, 1478e8f32de5SMark Haverkamp 0, 1, 1479e8f32de5SMark Haverkamp (fib_callback) io_callback, 1480e8f32de5SMark Haverkamp (void *) cmd); 1481e8f32de5SMark Haverkamp } 1482e8f32de5SMark Haverkamp 1483e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1484e8f32de5SMark Haverkamp { 1485e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1486e8f32de5SMark Haverkamp u32 flag; 1487e8f32de5SMark Haverkamp u32 timeout; 1488e8f32de5SMark Haverkamp 1489e8f32de5SMark Haverkamp aac_fib_init(fib); 1490e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1491e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1492e8f32de5SMark Haverkamp flag = SRB_DataOut; 1493e8f32de5SMark Haverkamp break; 1494e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1495e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1496e8f32de5SMark Haverkamp break; 1497e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1498e8f32de5SMark Haverkamp flag = SRB_DataIn; 1499e8f32de5SMark Haverkamp break; 1500e8f32de5SMark Haverkamp case DMA_NONE: 1501e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1502e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1503e8f32de5SMark Haverkamp break; 1504e8f32de5SMark Haverkamp } 1505e8f32de5SMark Haverkamp 1506e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1507e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1508e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1509e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1510e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1511e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1512242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1513e8f32de5SMark Haverkamp if (timeout == 0) 1514e8f32de5SMark Haverkamp timeout = 1; 1515e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1516e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1517e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1518e8f32de5SMark Haverkamp return srbcmd; 1519e8f32de5SMark Haverkamp } 1520e8f32de5SMark Haverkamp 1521ab5d129fSRaghava Aditya Renukunta static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1522ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *cmd) 1523ab5d129fSRaghava Aditya Renukunta { 1524ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd; 1525ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1526ab5d129fSRaghava Aditya Renukunta int bus, target; 1527ab5d129fSRaghava Aditya Renukunta u64 address; 1528ab5d129fSRaghava Aditya Renukunta 1529ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1530ab5d129fSRaghava Aditya Renukunta 1531ab5d129fSRaghava Aditya Renukunta hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1532ab5d129fSRaghava Aditya Renukunta memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1533ab5d129fSRaghava Aditya Renukunta /* iu_type is a parameter of aac_hba_send */ 1534ab5d129fSRaghava Aditya Renukunta switch (cmd->sc_data_direction) { 1535ab5d129fSRaghava Aditya Renukunta case DMA_TO_DEVICE: 1536ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 2; 1537ab5d129fSRaghava Aditya Renukunta break; 1538ab5d129fSRaghava Aditya Renukunta case DMA_FROM_DEVICE: 1539ab5d129fSRaghava Aditya Renukunta case DMA_BIDIRECTIONAL: 1540ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 1; 1541ab5d129fSRaghava Aditya Renukunta break; 1542ab5d129fSRaghava Aditya Renukunta case DMA_NONE: 1543ab5d129fSRaghava Aditya Renukunta default: 1544ab5d129fSRaghava Aditya Renukunta break; 1545ab5d129fSRaghava Aditya Renukunta } 1546ab5d129fSRaghava Aditya Renukunta hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1547ab5d129fSRaghava Aditya Renukunta 1548ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(cmd)); 1549ab5d129fSRaghava Aditya Renukunta target = scmd_id(cmd); 1550ab5d129fSRaghava Aditya Renukunta hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1551ab5d129fSRaghava Aditya Renukunta 1552ab5d129fSRaghava Aditya Renukunta /* we fill in reply_qid later in aac_src_deliver_message */ 1553ab5d129fSRaghava Aditya Renukunta /* we fill in iu_type, request_id later in aac_hba_send */ 1554ab5d129fSRaghava Aditya Renukunta /* we fill in emb_data_desc_count later in aac_build_sghba */ 1555ab5d129fSRaghava Aditya Renukunta 1556ab5d129fSRaghava Aditya Renukunta memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1557ab5d129fSRaghava Aditya Renukunta hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1558ab5d129fSRaghava Aditya Renukunta 1559ab5d129fSRaghava Aditya Renukunta address = (u64)fib->hw_error_pa; 1560ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1561ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1562ab5d129fSRaghava Aditya Renukunta hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1563ab5d129fSRaghava Aditya Renukunta 1564ab5d129fSRaghava Aditya Renukunta return hbacmd; 1565ab5d129fSRaghava Aditya Renukunta } 1566ab5d129fSRaghava Aditya Renukunta 1567e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1568e8f32de5SMark Haverkamp 1569e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1570e8f32de5SMark Haverkamp { 1571e8f32de5SMark Haverkamp u16 fibsize; 1572e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15730b433447SMahesh Rajashekhara long ret; 1574e8f32de5SMark Haverkamp 15750b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 15760b433447SMahesh Rajashekhara if (ret < 0) 15770b433447SMahesh Rajashekhara return ret; 1578727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1579e8f32de5SMark Haverkamp 1580e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1581e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1582e8f32de5SMark Haverkamp /* 1583e8f32de5SMark Haverkamp * Build Scatter/Gather list 1584e8f32de5SMark Haverkamp */ 1585e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1586e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1587e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1588e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1589e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1590e8f32de5SMark Haverkamp 1591e8f32de5SMark Haverkamp /* 1592e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1593e8f32de5SMark Haverkamp */ 1594e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1595e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1596e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1597e8f32de5SMark Haverkamp (void *) cmd); 1598e8f32de5SMark Haverkamp } 1599e8f32de5SMark Haverkamp 1600e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1601e8f32de5SMark Haverkamp { 1602e8f32de5SMark Haverkamp u16 fibsize; 1603e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 16040b433447SMahesh Rajashekhara long ret; 1605e8f32de5SMark Haverkamp 16060b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 16070b433447SMahesh Rajashekhara if (ret < 0) 16080b433447SMahesh Rajashekhara return ret; 1609727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1610e8f32de5SMark Haverkamp 1611e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1612e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1613e8f32de5SMark Haverkamp /* 1614e8f32de5SMark Haverkamp * Build Scatter/Gather list 1615e8f32de5SMark Haverkamp */ 1616e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1617e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1618e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1619e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1620e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1621e8f32de5SMark Haverkamp 1622e8f32de5SMark Haverkamp /* 1623e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1624e8f32de5SMark Haverkamp */ 1625e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1626e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1627e8f32de5SMark Haverkamp } 1628e8f32de5SMark Haverkamp 162994cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 163094cf6ba1SSalyzyn, Mark { 1631d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 163294cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 163394cf6ba1SSalyzyn, Mark return FAILED; 163494cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 163594cf6ba1SSalyzyn, Mark } 163694cf6ba1SSalyzyn, Mark 1637ab5d129fSRaghava Aditya Renukunta static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1638ab5d129fSRaghava Aditya Renukunta { 1639ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1640ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1641ab5d129fSRaghava Aditya Renukunta long ret; 1642ab5d129fSRaghava Aditya Renukunta 1643ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1644ab5d129fSRaghava Aditya Renukunta 1645ab5d129fSRaghava Aditya Renukunta ret = aac_build_sghba(cmd, hbacmd, 1646ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1647ab5d129fSRaghava Aditya Renukunta if (ret < 0) 1648ab5d129fSRaghava Aditya Renukunta return ret; 1649ab5d129fSRaghava Aditya Renukunta 1650ab5d129fSRaghava Aditya Renukunta /* 1651ab5d129fSRaghava Aditya Renukunta * Now send the HBA command to the adapter 1652ab5d129fSRaghava Aditya Renukunta */ 1653ab5d129fSRaghava Aditya Renukunta fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1654ab5d129fSRaghava Aditya Renukunta sizeof(struct aac_hba_sgl); 1655ab5d129fSRaghava Aditya Renukunta 1656ab5d129fSRaghava Aditya Renukunta return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1657ab5d129fSRaghava Aditya Renukunta (fib_callback) aac_hba_callback, 1658ab5d129fSRaghava Aditya Renukunta (void *) cmd); 1659ab5d129fSRaghava Aditya Renukunta } 1660ab5d129fSRaghava Aditya Renukunta 166171a91ca4SRaghava Aditya Renukunta int aac_issue_bmic_identify(struct aac_dev *dev, u32 bus, u32 target) 166271a91ca4SRaghava Aditya Renukunta { 166371a91ca4SRaghava Aditya Renukunta struct fib *fibptr; 166471a91ca4SRaghava Aditya Renukunta struct aac_srb *srbcmd; 166571a91ca4SRaghava Aditya Renukunta struct sgmap64 *sg64; 166671a91ca4SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp; 166771a91ca4SRaghava Aditya Renukunta dma_addr_t addr; 166871a91ca4SRaghava Aditya Renukunta u32 vbus, vid; 166971a91ca4SRaghava Aditya Renukunta u16 fibsize, datasize; 167071a91ca4SRaghava Aditya Renukunta int rcode = -ENOMEM; 167171a91ca4SRaghava Aditya Renukunta 1672ab5d129fSRaghava Aditya Renukunta 167371a91ca4SRaghava Aditya Renukunta fibptr = aac_fib_alloc(dev); 167471a91ca4SRaghava Aditya Renukunta if (!fibptr) 167571a91ca4SRaghava Aditya Renukunta goto out; 167671a91ca4SRaghava Aditya Renukunta 167771a91ca4SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - 167871a91ca4SRaghava Aditya Renukunta sizeof(struct sgentry) + sizeof(struct sgentry64); 167971a91ca4SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 168071a91ca4SRaghava Aditya Renukunta 1681f481973dSMahesh Rajashekhara identify_resp = dma_alloc_coherent(&dev->pdev->dev, datasize, &addr, 1682f481973dSMahesh Rajashekhara GFP_KERNEL); 168371a91ca4SRaghava Aditya Renukunta if (!identify_resp) 168471a91ca4SRaghava Aditya Renukunta goto fib_free_ptr; 168571a91ca4SRaghava Aditya Renukunta 16861c68856eSRaghava Aditya Renukunta vbus = (u32)le16_to_cpu(dev->supplement_adapter_info.virt_device_bus); 16871c68856eSRaghava Aditya Renukunta vid = (u32)le16_to_cpu(dev->supplement_adapter_info.virt_device_target); 168871a91ca4SRaghava Aditya Renukunta 168971a91ca4SRaghava Aditya Renukunta aac_fib_init(fibptr); 169071a91ca4SRaghava Aditya Renukunta 169171a91ca4SRaghava Aditya Renukunta srbcmd = (struct aac_srb *) fib_data(fibptr); 169271a91ca4SRaghava Aditya Renukunta srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 169371a91ca4SRaghava Aditya Renukunta srbcmd->channel = cpu_to_le32(vbus); 169471a91ca4SRaghava Aditya Renukunta srbcmd->id = cpu_to_le32(vid); 169571a91ca4SRaghava Aditya Renukunta srbcmd->lun = 0; 169671a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 169771a91ca4SRaghava Aditya Renukunta srbcmd->timeout = cpu_to_le32(10); 169871a91ca4SRaghava Aditya Renukunta srbcmd->retry_limit = 0; 169971a91ca4SRaghava Aditya Renukunta srbcmd->cdb_size = cpu_to_le32(12); 170071a91ca4SRaghava Aditya Renukunta srbcmd->count = cpu_to_le32(datasize); 170171a91ca4SRaghava Aditya Renukunta 170271a91ca4SRaghava Aditya Renukunta memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 170371a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 170471a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 170571a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 170671a91ca4SRaghava Aditya Renukunta 170771a91ca4SRaghava Aditya Renukunta sg64 = (struct sgmap64 *)&srbcmd->sg; 170871a91ca4SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 170971a91ca4SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32((u32)(((addr) >> 16) >> 16)); 171071a91ca4SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 171171a91ca4SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(datasize); 171271a91ca4SRaghava Aditya Renukunta 171371a91ca4SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, 171471a91ca4SRaghava Aditya Renukunta fibptr, fibsize, FsaNormal, 1, 1, NULL, NULL); 171571a91ca4SRaghava Aditya Renukunta 171671a91ca4SRaghava Aditya Renukunta if (identify_resp->current_queue_depth_limit <= 0 || 171771a91ca4SRaghava Aditya Renukunta identify_resp->current_queue_depth_limit > 32) 171871a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 171971a91ca4SRaghava Aditya Renukunta else 172071a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 172171a91ca4SRaghava Aditya Renukunta identify_resp->current_queue_depth_limit; 172271a91ca4SRaghava Aditya Renukunta 1723f481973dSMahesh Rajashekhara dma_free_coherent(&dev->pdev->dev, datasize, identify_resp, addr); 172471a91ca4SRaghava Aditya Renukunta 172571a91ca4SRaghava Aditya Renukunta aac_fib_complete(fibptr); 172671a91ca4SRaghava Aditya Renukunta 172771a91ca4SRaghava Aditya Renukunta fib_free_ptr: 172871a91ca4SRaghava Aditya Renukunta aac_fib_free(fibptr); 172971a91ca4SRaghava Aditya Renukunta out: 173071a91ca4SRaghava Aditya Renukunta return rcode; 173171a91ca4SRaghava Aditya Renukunta } 173271a91ca4SRaghava Aditya Renukunta 1733c83b11e3SRaghava Aditya Renukunta /** 1734c83b11e3SRaghava Aditya Renukunta * aac_update hba_map()- update current hba map with data from FW 1735c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1736c83b11e3SRaghava Aditya Renukunta * @phys_luns: FW information from report phys luns 1737c83b11e3SRaghava Aditya Renukunta * 1738c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1739c83b11e3SRaghava Aditya Renukunta */ 1740c83b11e3SRaghava Aditya Renukunta void aac_update_hba_map(struct aac_dev *dev, 17416223a39fSRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns, int rescan) 1742c83b11e3SRaghava Aditya Renukunta { 1743c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1744c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1745c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1746c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 1747c83b11e3SRaghava Aditya Renukunta u8 devtype; 1748c83b11e3SRaghava Aditya Renukunta 1749c83b11e3SRaghava Aditya Renukunta lun_count = ((phys_luns->list_length[0] << 24) 1750c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[1] << 16) 1751c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[2] << 8) 1752c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[3])) / 24; 1753c83b11e3SRaghava Aditya Renukunta 1754c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1755c83b11e3SRaghava Aditya Renukunta 1756c83b11e3SRaghava Aditya Renukunta bus = phys_luns->lun[i].level2[1] & 0x3f; 1757c83b11e3SRaghava Aditya Renukunta target = phys_luns->lun[i].level2[0]; 1758c83b11e3SRaghava Aditya Renukunta expose_flag = phys_luns->lun[i].bus >> 6; 1759c83b11e3SRaghava Aditya Renukunta attribs = phys_luns->lun[i].node_ident[9]; 1760c83b11e3SRaghava Aditya Renukunta nexus = *((u32 *) &phys_luns->lun[i].node_ident[12]); 1761c83b11e3SRaghava Aditya Renukunta 1762c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1763c83b11e3SRaghava Aditya Renukunta continue; 1764c83b11e3SRaghava Aditya Renukunta 1765c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].expose = expose_flag; 1766c83b11e3SRaghava Aditya Renukunta 1767c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 1768c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_RAID_MEMBER; 1769c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1770c83b11e3SRaghava Aditya Renukunta } 1771c83b11e3SRaghava Aditya Renukunta 1772c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 1773c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_NATIVE_RAW; 1774c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1775c83b11e3SRaghava Aditya Renukunta nexus; 1776c83b11e3SRaghava Aditya Renukunta } else 1777c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_ARC_RAW; 1778c83b11e3SRaghava Aditya Renukunta 1779c83b11e3SRaghava Aditya Renukunta if (devtype != AAC_DEVTYPE_NATIVE_RAW) 1780c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1781c83b11e3SRaghava Aditya Renukunta 178271a91ca4SRaghava Aditya Renukunta if (aac_issue_bmic_identify(dev, bus, target) < 0) 178371a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 178471a91ca4SRaghava Aditya Renukunta 1785c83b11e3SRaghava Aditya Renukunta update_devtype: 17866223a39fSRaghava Aditya Renukunta if (rescan == AAC_INIT) 1787c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = devtype; 17886223a39fSRaghava Aditya Renukunta else 17896223a39fSRaghava Aditya Renukunta dev->hba_map[bus][target].new_devtype = devtype; 1790c83b11e3SRaghava Aditya Renukunta } 1791c83b11e3SRaghava Aditya Renukunta } 1792c83b11e3SRaghava Aditya Renukunta 1793c83b11e3SRaghava Aditya Renukunta /** 1794c83b11e3SRaghava Aditya Renukunta * aac_report_phys_luns() Process topology change 1795c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1796c83b11e3SRaghava Aditya Renukunta * @fibptr: fib pointer 1797c83b11e3SRaghava Aditya Renukunta * 1798c83b11e3SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1799c83b11e3SRaghava Aditya Renukunta * the current hba_map. 1800c83b11e3SRaghava Aditya Renukunta */ 18016223a39fSRaghava Aditya Renukunta int aac_report_phys_luns(struct aac_dev *dev, struct fib *fibptr, int rescan) 1802c83b11e3SRaghava Aditya Renukunta { 1803c83b11e3SRaghava Aditya Renukunta int fibsize, datasize; 1804c83b11e3SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1805c83b11e3SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1806c83b11e3SRaghava Aditya Renukunta struct sgmap64 *sg64; 1807c83b11e3SRaghava Aditya Renukunta dma_addr_t addr; 1808c83b11e3SRaghava Aditya Renukunta u32 vbus, vid; 180976291469SColin Ian King int rcode = 0; 1810c83b11e3SRaghava Aditya Renukunta 1811c83b11e3SRaghava Aditya Renukunta /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */ 1812c83b11e3SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) 1813c83b11e3SRaghava Aditya Renukunta + sizeof(struct sgentry64); 1814c83b11e3SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) 1815c83b11e3SRaghava Aditya Renukunta + (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1816c83b11e3SRaghava Aditya Renukunta 1817f481973dSMahesh Rajashekhara phys_luns = dma_alloc_coherent(&dev->pdev->dev, datasize, &addr, 1818f481973dSMahesh Rajashekhara GFP_KERNEL); 1819c83b11e3SRaghava Aditya Renukunta if (phys_luns == NULL) { 1820c83b11e3SRaghava Aditya Renukunta rcode = -ENOMEM; 1821c83b11e3SRaghava Aditya Renukunta goto err_out; 1822c83b11e3SRaghava Aditya Renukunta } 1823c83b11e3SRaghava Aditya Renukunta 1824c83b11e3SRaghava Aditya Renukunta vbus = (u32) le16_to_cpu( 18251c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus); 1826c83b11e3SRaghava Aditya Renukunta vid = (u32) le16_to_cpu( 18271c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_target); 1828c83b11e3SRaghava Aditya Renukunta 1829c83b11e3SRaghava Aditya Renukunta aac_fib_init(fibptr); 1830c83b11e3SRaghava Aditya Renukunta 1831c83b11e3SRaghava Aditya Renukunta srbcmd = (struct aac_srb *) fib_data(fibptr); 1832c83b11e3SRaghava Aditya Renukunta srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1833c83b11e3SRaghava Aditya Renukunta srbcmd->channel = cpu_to_le32(vbus); 1834c83b11e3SRaghava Aditya Renukunta srbcmd->id = cpu_to_le32(vid); 1835c83b11e3SRaghava Aditya Renukunta srbcmd->lun = 0; 1836c83b11e3SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1837c83b11e3SRaghava Aditya Renukunta srbcmd->timeout = cpu_to_le32(10); 1838c83b11e3SRaghava Aditya Renukunta srbcmd->retry_limit = 0; 1839c83b11e3SRaghava Aditya Renukunta srbcmd->cdb_size = cpu_to_le32(12); 1840c83b11e3SRaghava Aditya Renukunta srbcmd->count = cpu_to_le32(datasize); 1841c83b11e3SRaghava Aditya Renukunta 1842c83b11e3SRaghava Aditya Renukunta memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1843c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1844c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1845c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1846c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1847c83b11e3SRaghava Aditya Renukunta 1848c83b11e3SRaghava Aditya Renukunta sg64 = (struct sgmap64 *) &srbcmd->sg; 1849c83b11e3SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 1850c83b11e3SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 1851c83b11e3SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 1852c83b11e3SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(datasize); 1853c83b11e3SRaghava Aditya Renukunta 1854c83b11e3SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, 1855c83b11e3SRaghava Aditya Renukunta FsaNormal, 1, 1, NULL, NULL); 1856c83b11e3SRaghava Aditya Renukunta 1857c83b11e3SRaghava Aditya Renukunta /* analyse data */ 1858c83b11e3SRaghava Aditya Renukunta if (rcode >= 0 && phys_luns->resp_flag == 2) { 1859c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 18606223a39fSRaghava Aditya Renukunta aac_update_hba_map(dev, phys_luns, rescan); 1861c83b11e3SRaghava Aditya Renukunta } 1862c83b11e3SRaghava Aditya Renukunta 1863f481973dSMahesh Rajashekhara dma_free_coherent(&dev->pdev->dev, datasize, phys_luns, addr); 1864c83b11e3SRaghava Aditya Renukunta err_out: 1865c83b11e3SRaghava Aditya Renukunta return rcode; 1866c83b11e3SRaghava Aditya Renukunta } 1867c83b11e3SRaghava Aditya Renukunta 18681da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 18691da177e4SLinus Torvalds { 18701da177e4SLinus Torvalds struct fib* fibptr; 18711da177e4SLinus Torvalds int rcode; 1872c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 18737c00ffa3SMark Haverkamp struct aac_adapter_info *info; 187484971738SMark Haverkamp struct aac_bus_info *command; 187584971738SMark Haverkamp struct aac_bus_info_response *bus_info; 18767c00ffa3SMark Haverkamp 1877bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 18781da177e4SLinus Torvalds return -ENOMEM; 18791da177e4SLinus Torvalds 1880bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 18811da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 18827c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 18831da177e4SLinus Torvalds 1884bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 18851da177e4SLinus Torvalds fibptr, 18867c00ffa3SMark Haverkamp sizeof(*info), 18871da177e4SLinus Torvalds FsaNormal, 18889203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 18891da177e4SLinus Torvalds NULL, 18901da177e4SLinus Torvalds NULL); 18911da177e4SLinus Torvalds 18927c00ffa3SMark Haverkamp if (rcode < 0) { 1893cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 1894cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 1895cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1896bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1897bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1898cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 18997c00ffa3SMark Haverkamp return rcode; 19007c00ffa3SMark Haverkamp } 19017c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 19027c00ffa3SMark Haverkamp 19031c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 19047c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 190506a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 19067c00ffa3SMark Haverkamp 1907bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 19087c00ffa3SMark Haverkamp 190906a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 19107c00ffa3SMark Haverkamp 191106a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 19127c00ffa3SMark Haverkamp 1913bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 19147c00ffa3SMark Haverkamp fibptr, 191506a43d17SSalyzyn, Mark sizeof(*sinfo), 19167c00ffa3SMark Haverkamp FsaNormal, 19177c00ffa3SMark Haverkamp 1, 1, 19187c00ffa3SMark Haverkamp NULL, 19197c00ffa3SMark Haverkamp NULL); 19207c00ffa3SMark Haverkamp 19217c00ffa3SMark Haverkamp if (rcode >= 0) 192206a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 1923cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 1924cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 1925cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 1926cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 1927cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 1928cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 19297c00ffa3SMark Haverkamp } 19301da177e4SLinus Torvalds 1931c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 1932c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 193371a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 1934c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 193571a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 193671a91ca4SRaghava Aditya Renukunta } 1937c83b11e3SRaghava Aditya Renukunta } 193884971738SMark Haverkamp 193984971738SMark Haverkamp /* 194084971738SMark Haverkamp * GetBusInfo 194184971738SMark Haverkamp */ 194284971738SMark Haverkamp 1943bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 194484971738SMark Haverkamp 194584971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 194684971738SMark Haverkamp 194784971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 194884971738SMark Haverkamp 194984971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 195084971738SMark Haverkamp 195184971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 195284971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 195384971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 195484971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 195584971738SMark Haverkamp 1956bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 195784971738SMark Haverkamp fibptr, 195884971738SMark Haverkamp sizeof (*bus_info), 195984971738SMark Haverkamp FsaNormal, 196084971738SMark Haverkamp 1, 1, 196184971738SMark Haverkamp NULL, NULL); 196284971738SMark Haverkamp 196394cf6ba1SSalyzyn, Mark /* reasoned default */ 196494cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 196584971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 196684971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 196784971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 196884971738SMark Haverkamp } 196984971738SMark Haverkamp 1970c83b11e3SRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 19711c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus != 0xffff) { 1972c83b11e3SRaghava Aditya Renukunta /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */ 19736223a39fSRaghava Aditya Renukunta rcode = aac_report_phys_luns(dev, fibptr, AAC_INIT); 1974c83b11e3SRaghava Aditya Renukunta } 1975c83b11e3SRaghava Aditya Renukunta 19768c867b25SMark Haverkamp if (!dev->in_reset) { 197724f02e1dSSalyzyn, Mark char buffer[16]; 19781da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 19797c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 19801da177e4SLinus Torvalds dev->name, 19811da177e4SLinus Torvalds dev->id, 19821da177e4SLinus Torvalds tmp>>24, 19831da177e4SLinus Torvalds (tmp>>16)&0xff, 19841da177e4SLinus Torvalds tmp&0xff, 19857c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 19861c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 19871c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 19881da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 19891da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 19901da177e4SLinus Torvalds dev->name, dev->id, 19911da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 19921da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 19931da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 19941da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 19951da177e4SLinus Torvalds dev->name, dev->id, 19961da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 19971da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 199824f02e1dSSalyzyn, Mark buffer[0] = '\0'; 1999ee959b00STony Jones if (aac_get_serial_number( 200024f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 200124f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 200224f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 20031c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2004a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2005a45c863fSSalyzyn, Mark dev->name, dev->id, 20061c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 20071c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 20081c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2009a45c863fSSalyzyn, Mark } 20102f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 20111c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2012a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 201329c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 201429c97684SSalyzyn, Mark dev->name, dev->id); 201529c97684SSalyzyn, Mark } 20168c867b25SMark Haverkamp } 20171da177e4SLinus Torvalds 201895e852e1SSalyzyn, Mark dev->cache_protected = 0; 20191c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2020cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 20211da177e4SLinus Torvalds dev->nondasd_support = 0; 20221da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 202395e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 20241da177e4SLinus Torvalds dev->nondasd_support = 1; 20251da177e4SLinus Torvalds 20261da177e4SLinus Torvalds /* 20271da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 20281da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 20291da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 20301da177e4SLinus Torvalds * additional changes changes will have to be made to support 20311da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 20321da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 20331da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 20341da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 20351da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 20361da177e4SLinus Torvalds */ 20371da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 20381da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 20391da177e4SLinus Torvalds dev->nondasd_support = 1; 20401da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 20411da177e4SLinus Torvalds } 20421da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 20431da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 20441da177e4SLinus Torvalds dev->name, dev->id); 20451da177e4SLinus Torvalds 204695e852e1SSalyzyn, Mark if (nondasd != -1) 20471da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 20482f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 20491da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 20501da177e4SLinus Torvalds 2051e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2052d8e96507SLeubner, Achim dev->needs_dac = 1; 20531da177e4SLinus Torvalds dev->dac_support = 0; 2054d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2055d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 20562f7ecc55SSalyzyn, Mark if (!dev->in_reset) 20572f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 20582f7ecc55SSalyzyn, Mark dev->name, dev->id); 20591da177e4SLinus Torvalds dev->dac_support = 1; 20601da177e4SLinus Torvalds } 20611da177e4SLinus Torvalds 20621da177e4SLinus Torvalds if(dacmode != -1) { 20631da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 20641da177e4SLinus Torvalds } 2065d8e96507SLeubner, Achim 2066d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2067d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2068d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2069d8e96507SLeubner, Achim dev->nondasd_support = 0; 2070d8e96507SLeubner, Achim dev->jbod = 0; 2071d8e96507SLeubner, Achim expose_physicals = 0; 2072d8e96507SLeubner, Achim } 2073d8e96507SLeubner, Achim 20741da177e4SLinus Torvalds if(dev->dac_support != 0) { 20756a35528aSYang Hongyang if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64)) && 20766a35528aSYang Hongyang !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 20772f7ecc55SSalyzyn, Mark if (!dev->in_reset) 20781da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 20791da177e4SLinus Torvalds dev->name, dev->id); 2080284901a9SYang Hongyang } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32)) && 2081284901a9SYang Hongyang !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 20821da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 20831da177e4SLinus Torvalds dev->name, dev->id); 20841da177e4SLinus Torvalds dev->dac_support = 0; 20851da177e4SLinus Torvalds } else { 20861da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 20871da177e4SLinus Torvalds dev->name, dev->id); 20881da177e4SLinus Torvalds rcode = -ENOMEM; 20891da177e4SLinus Torvalds } 20901da177e4SLinus Torvalds } 20917c00ffa3SMark Haverkamp /* 2092e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2093e8f32de5SMark Haverkamp * interface. 20947c00ffa3SMark Haverkamp */ 2095e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 209694cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 209794cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 209894cf6ba1SSalyzyn, Mark : aac_scsi_64) 2099e8f32de5SMark Haverkamp : aac_scsi_32; 2100e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2101e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2102e8f32de5SMark Haverkamp ? aac_bounds_64 2103e8f32de5SMark Haverkamp : aac_bounds_32; 2104e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2105e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2106e8f32de5SMark Haverkamp } else { 2107e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 21087c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 21097c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 211063a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 211163a70eeaSMark Haverkamp sizeof(struct sgentry); 21127c00ffa3SMark Haverkamp if (dev->dac_support) { 2113e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2114e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 21157c00ffa3SMark Haverkamp /* 21167c00ffa3SMark Haverkamp * 38 scatter gather elements 21177c00ffa3SMark Haverkamp */ 21187c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 21197c00ffa3SMark Haverkamp (dev->max_fib_size - 21207c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 21217c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 212263a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 212363a70eeaSMark Haverkamp sizeof(struct sgentry64); 2124e8f32de5SMark Haverkamp } else { 2125e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2126e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 21277c00ffa3SMark Haverkamp } 21287c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 21297c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 21307c00ffa3SMark Haverkamp /* 21317c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 21327c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 21337c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 21347c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 21357c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 21367c00ffa3SMark Haverkamp * element. 21377c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 21387c00ffa3SMark Haverkamp */ 21397c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 21407c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 21417c00ffa3SMark Haverkamp } 21420e68c003SMark Haverkamp } 2143ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2144ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2145ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2146ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2147ab5d129fSRaghava Aditya Renukunta 2148cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2149cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2150bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2151bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2152cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 21531da177e4SLinus Torvalds 21541da177e4SLinus Torvalds return rcode; 21551da177e4SLinus Torvalds } 21561da177e4SLinus Torvalds 21571da177e4SLinus Torvalds 2158e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 21591da177e4SLinus Torvalds { 21601da177e4SLinus Torvalds struct aac_dev *dev; 21611da177e4SLinus Torvalds struct aac_read_reply *readreply; 21621da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 21631da177e4SLinus Torvalds u32 cid; 21641da177e4SLinus Torvalds 21651da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 21661da177e4SLinus Torvalds 216703d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 216803d44337SMark Haverkamp return; 216903d44337SMark Haverkamp 21701a655040SSalyzyn, Mark dev = fibptr->dev; 2171e5718774SMark Haverkamp cid = scmd_id(scsicmd); 21721da177e4SLinus Torvalds 21737a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 21747a8cf29dSMark Haverkamp u64 lba; 21757a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 21767a8cf29dSMark Haverkamp case WRITE_6: 21777a8cf29dSMark Haverkamp case READ_6: 21787a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 21797a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 21807a8cf29dSMark Haverkamp break; 21817a8cf29dSMark Haverkamp case WRITE_16: 21827a8cf29dSMark Haverkamp case READ_16: 21837a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 21847a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 21857a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 21867a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 21877a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 21887a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 21897a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 21907a8cf29dSMark Haverkamp break; 21917a8cf29dSMark Haverkamp case WRITE_12: 21927a8cf29dSMark Haverkamp case READ_12: 21937a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 21947a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 21957a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 21967a8cf29dSMark Haverkamp break; 21977a8cf29dSMark Haverkamp default: 21987a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 21997a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 22007a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 22017a8cf29dSMark Haverkamp break; 22027a8cf29dSMark Haverkamp } 22037a8cf29dSMark Haverkamp printk(KERN_DEBUG 22047a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 22057a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 22067a8cf29dSMark Haverkamp } 22071da177e4SLinus Torvalds 2208125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 22091da177e4SLinus Torvalds 2210727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2211727eead6SFUJITA Tomonori 22121da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2213655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2214655d722cSMark Salyzyn case ST_OK: 2215655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2216655d722cSMark Salyzyn SAM_STAT_GOOD; 2217655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2218655d722cSMark Salyzyn break; 2219655d722cSMark Salyzyn case ST_NOT_READY: 2220655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2221655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2222655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2223655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2224655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2225655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2226655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2227655d722cSMark Salyzyn break; 2228f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2229f956a669SRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2230f956a669SRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 2231f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2232f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2233f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2234f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2235f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2236f956a669SRaghava Aditya Renukunta break; 2237655d722cSMark Salyzyn default: 22387c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2239e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 22401da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 22417c00ffa3SMark Haverkamp #endif 2242655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2243655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 22448e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 22458e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 22468e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 22471da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 22483ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 22493ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2250655d722cSMark Salyzyn break; 22511da177e4SLinus Torvalds } 2252bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 22531da177e4SLinus Torvalds 22548e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 22551da177e4SLinus Torvalds } 22561da177e4SLinus Torvalds 22579e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 22581da177e4SLinus Torvalds { 22597a8cf29dSMark Haverkamp u64 lba; 22601da177e4SLinus Torvalds u32 count; 22611da177e4SLinus Torvalds int status; 22621da177e4SLinus Torvalds struct aac_dev *dev; 22631da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2264da3cc679SRajashekhara, Mahesh int cid; 22651da177e4SLinus Torvalds 22661da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 22671da177e4SLinus Torvalds /* 22681da177e4SLinus Torvalds * Get block address and transfer length 22691da177e4SLinus Torvalds */ 22707a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 22717a8cf29dSMark Haverkamp case READ_6: 22729e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 22731da177e4SLinus Torvalds 22747a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 22757a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 22761da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 22771da177e4SLinus Torvalds 22781da177e4SLinus Torvalds if (count == 0) 22791da177e4SLinus Torvalds count = 256; 22807a8cf29dSMark Haverkamp break; 22817a8cf29dSMark Haverkamp case READ_16: 22829e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 22837a8cf29dSMark Haverkamp 22847a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 22857a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 22867a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 22877a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 22887a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 22897a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 22907a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 22917a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 22927a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 22937a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 22947a8cf29dSMark Haverkamp break; 22957a8cf29dSMark Haverkamp case READ_12: 22969e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 22977a8cf29dSMark Haverkamp 22987a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 22997a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23007a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23017a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 23027a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23037a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23047a8cf29dSMark Haverkamp break; 23057a8cf29dSMark Haverkamp default: 23069e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 23071da177e4SLinus Torvalds 23087a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23097a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23107a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23111da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 23127a8cf29dSMark Haverkamp break; 23131da177e4SLinus Torvalds } 2314da3cc679SRajashekhara, Mahesh 2315da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2316da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2317da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2318da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2319da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2320da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2321da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2322da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2323da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2324da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2325da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2326da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2327da3cc679SRajashekhara, Mahesh return 1; 2328da3cc679SRajashekhara, Mahesh } 2329da3cc679SRajashekhara, Mahesh 23307a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 23317c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2332e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 23337a8cf29dSMark Haverkamp return 0; 23341da177e4SLinus Torvalds /* 23351da177e4SLinus Torvalds * Alocate and initialize a Fib 23361da177e4SLinus Torvalds */ 23376bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 23381da177e4SLinus Torvalds 2339e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 23401da177e4SLinus Torvalds 23411da177e4SLinus Torvalds /* 23421da177e4SLinus Torvalds * Check that the command queued to the controller 23431da177e4SLinus Torvalds */ 234477d644d4SMark Haverkamp if (status == -EINPROGRESS) { 234577d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 23461da177e4SLinus Torvalds return 0; 234777d644d4SMark Haverkamp } 23481da177e4SLinus Torvalds 2349bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 23501da177e4SLinus Torvalds /* 23511da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 23521da177e4SLinus Torvalds */ 23531da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 23548e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2355bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2356bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 23571da177e4SLinus Torvalds return 0; 23581da177e4SLinus Torvalds } 23591da177e4SLinus Torvalds 23609e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 23611da177e4SLinus Torvalds { 23627a8cf29dSMark Haverkamp u64 lba; 23631da177e4SLinus Torvalds u32 count; 23649d399cc7SSalyzyn, Mark int fua; 23651da177e4SLinus Torvalds int status; 23661da177e4SLinus Torvalds struct aac_dev *dev; 23671da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2368da3cc679SRajashekhara, Mahesh int cid; 23691da177e4SLinus Torvalds 23701da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 23711da177e4SLinus Torvalds /* 23721da177e4SLinus Torvalds * Get block address and transfer length 23731da177e4SLinus Torvalds */ 23741da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 23751da177e4SLinus Torvalds { 23761da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23771da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 23781da177e4SLinus Torvalds if (count == 0) 23791da177e4SLinus Torvalds count = 256; 23809d399cc7SSalyzyn, Mark fua = 0; 23817a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 23829e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 23837a8cf29dSMark Haverkamp 23847a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23857a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23867a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23877a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23887a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23897a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23907a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23917a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 23927a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 23939d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 23947a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 23959e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 23967a8cf29dSMark Haverkamp 23977a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 23987a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23997a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 24007a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24019d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 24021da177e4SLinus Torvalds } else { 24039e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 24047a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24051da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24069d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 24071da177e4SLinus Torvalds } 2408da3cc679SRajashekhara, Mahesh 2409da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2410da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2411da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2412da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2413da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2414da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2415da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2416da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2417da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2418da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2419da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2420da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2421da3cc679SRajashekhara, Mahesh return 1; 2422da3cc679SRajashekhara, Mahesh } 2423da3cc679SRajashekhara, Mahesh 24247a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 24251da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2426e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24277a8cf29dSMark Haverkamp return 0; 24281da177e4SLinus Torvalds /* 24291da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 24301da177e4SLinus Torvalds */ 24316bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 24321da177e4SLinus Torvalds 24339d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 24341da177e4SLinus Torvalds 24351da177e4SLinus Torvalds /* 24361da177e4SLinus Torvalds * Check that the command queued to the controller 24371da177e4SLinus Torvalds */ 243877d644d4SMark Haverkamp if (status == -EINPROGRESS) { 243977d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 24401da177e4SLinus Torvalds return 0; 24411da177e4SLinus Torvalds } 24421da177e4SLinus Torvalds 2443bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 24441da177e4SLinus Torvalds /* 24451da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 24461da177e4SLinus Torvalds */ 24471da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 24488e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 24491da177e4SLinus Torvalds 2450bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2451bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 24521da177e4SLinus Torvalds return 0; 24531da177e4SLinus Torvalds } 24541da177e4SLinus Torvalds 24551da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 24561da177e4SLinus Torvalds { 24571da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 24581da177e4SLinus Torvalds struct scsi_cmnd *cmd; 24591da177e4SLinus Torvalds 24601da177e4SLinus Torvalds cmd = context; 24611da177e4SLinus Torvalds 246203d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 246303d44337SMark Haverkamp return; 246403d44337SMark Haverkamp 24651da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 24661da177e4SLinus Torvalds smp_processor_id(), jiffies)); 24671da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 24681da177e4SLinus Torvalds 24691da177e4SLinus Torvalds 24701da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 24711da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 24721da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 24731da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 24741da177e4SLinus Torvalds else { 24751da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 24761a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2477e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 24781da177e4SLinus Torvalds printk(KERN_WARNING 24791da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 24801da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 24811da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 24821da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 24838e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 24848e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 24858e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 24861da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2487b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2488b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 24891da177e4SLinus Torvalds } 24901da177e4SLinus Torvalds 2491bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2492bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 24938e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 24941da177e4SLinus Torvalds } 24951da177e4SLinus Torvalds 24969e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 24971da177e4SLinus Torvalds { 24981da177e4SLinus Torvalds int status; 24991da177e4SLinus Torvalds struct fib *cmd_fibcontext; 25001da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 25011da177e4SLinus Torvalds struct scsi_cmnd *cmd; 25021da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 25031da177e4SLinus Torvalds int active = 0; 250490ee3466SMark Haverkamp struct aac_dev *aac; 2505b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 2506b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 2507b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25081da177e4SLinus Torvalds unsigned long flags; 25091da177e4SLinus Torvalds 25101da177e4SLinus Torvalds /* 251177d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 251277d644d4SMark Haverkamp * specific target (block). 25131da177e4SLinus Torvalds */ 25141da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 25151da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 2516b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 2517b90f90d2SSalyzyn, Mark u64 cmnd_lba; 2518b90f90d2SSalyzyn, Mark u32 cmnd_count; 2519b90f90d2SSalyzyn, Mark 2520b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 2521b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 2522b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 2523b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 2524b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 2525b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 2526b90f90d2SSalyzyn, Mark cmnd_count = 256; 2527b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 2528b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 2529b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 2530b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 2531b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 2532b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 2533b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2534b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2535b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2536b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 2537b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 2538b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 2539b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 2540b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 2541b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2542b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2543b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2544b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2545b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 2546b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2547b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2548b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2549b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 2550b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2551b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2552b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2553b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2554b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 2555b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 2556b90f90d2SSalyzyn, Mark } else 2557b90f90d2SSalyzyn, Mark continue; 2558b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 2559b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 2560b90f90d2SSalyzyn, Mark continue; 25611da177e4SLinus Torvalds ++active; 25621da177e4SLinus Torvalds break; 25631da177e4SLinus Torvalds } 25641da177e4SLinus Torvalds 25651da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 25661da177e4SLinus Torvalds 25671da177e4SLinus Torvalds /* 25681da177e4SLinus Torvalds * Yield the processor (requeue for later) 25691da177e4SLinus Torvalds */ 25701da177e4SLinus Torvalds if (active) 25711da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 25721da177e4SLinus Torvalds 2573f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 25748c867b25SMark Haverkamp if (aac->in_reset) 25758c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 25768c867b25SMark Haverkamp 25771da177e4SLinus Torvalds /* 25787c00ffa3SMark Haverkamp * Allocate and initialize a Fib 25791da177e4SLinus Torvalds */ 258090ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 25811da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 25821da177e4SLinus Torvalds 2583bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 25841da177e4SLinus Torvalds 25851da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 25861da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 25871da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 25889e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 25891da177e4SLinus Torvalds synchronizecmd->count = 25901da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 25911da177e4SLinus Torvalds 25921da177e4SLinus Torvalds /* 25931da177e4SLinus Torvalds * Now send the Fib to the adapter 25941da177e4SLinus Torvalds */ 2595bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 25961da177e4SLinus Torvalds cmd_fibcontext, 25971da177e4SLinus Torvalds sizeof(struct aac_synchronize), 25981da177e4SLinus Torvalds FsaNormal, 25991da177e4SLinus Torvalds 0, 1, 26001da177e4SLinus Torvalds (fib_callback)synchronize_callback, 26011da177e4SLinus Torvalds (void *)scsicmd); 26021da177e4SLinus Torvalds 26031da177e4SLinus Torvalds /* 26041da177e4SLinus Torvalds * Check that the command queued to the controller 26051da177e4SLinus Torvalds */ 260677d644d4SMark Haverkamp if (status == -EINPROGRESS) { 260777d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 26081da177e4SLinus Torvalds return 0; 260977d644d4SMark Haverkamp } 26101da177e4SLinus Torvalds 26111da177e4SLinus Torvalds printk(KERN_WARNING 2612bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2613bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2614bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26151da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 26161da177e4SLinus Torvalds } 26171da177e4SLinus Torvalds 2618655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2619655d722cSMark Salyzyn { 2620655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2621655d722cSMark Salyzyn 2622655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2623655d722cSMark Salyzyn return; 2624655d722cSMark Salyzyn 2625655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2626655d722cSMark Salyzyn 2627655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2628655d722cSMark Salyzyn 2629655d722cSMark Salyzyn aac_fib_complete(fibptr); 2630655d722cSMark Salyzyn aac_fib_free(fibptr); 2631655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2632655d722cSMark Salyzyn } 2633655d722cSMark Salyzyn 2634655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2635655d722cSMark Salyzyn { 2636655d722cSMark Salyzyn int status; 2637655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2638655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2639655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2640655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2641655d722cSMark Salyzyn 26421c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2643655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2644655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2645655d722cSMark Salyzyn SAM_STAT_GOOD; 2646655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2647655d722cSMark Salyzyn return 0; 2648655d722cSMark Salyzyn } 2649655d722cSMark Salyzyn 2650655d722cSMark Salyzyn if (aac->in_reset) 2651655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2652655d722cSMark Salyzyn 2653655d722cSMark Salyzyn /* 2654655d722cSMark Salyzyn * Allocate and initialize a Fib 2655655d722cSMark Salyzyn */ 26566bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2657655d722cSMark Salyzyn 2658655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2659655d722cSMark Salyzyn 2660655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2661655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2662655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2663655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2664655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2665655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2666655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2667655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2668655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 2669655d722cSMark Salyzyn 2670655d722cSMark Salyzyn /* 2671655d722cSMark Salyzyn * Now send the Fib to the adapter 2672655d722cSMark Salyzyn */ 2673655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2674655d722cSMark Salyzyn cmd_fibcontext, 2675655d722cSMark Salyzyn sizeof(struct aac_power_management), 2676655d722cSMark Salyzyn FsaNormal, 2677655d722cSMark Salyzyn 0, 1, 2678655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2679655d722cSMark Salyzyn (void *)scsicmd); 2680655d722cSMark Salyzyn 2681655d722cSMark Salyzyn /* 2682655d722cSMark Salyzyn * Check that the command queued to the controller 2683655d722cSMark Salyzyn */ 2684655d722cSMark Salyzyn if (status == -EINPROGRESS) { 2685655d722cSMark Salyzyn scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2686655d722cSMark Salyzyn return 0; 2687655d722cSMark Salyzyn } 2688655d722cSMark Salyzyn 2689655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2690655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2691655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2692655d722cSMark Salyzyn } 2693655d722cSMark Salyzyn 26941da177e4SLinus Torvalds /** 26951da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 26961da177e4SLinus Torvalds * @scsicmd: SCSI command block 26971da177e4SLinus Torvalds * 26981da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 26991da177e4SLinus Torvalds * aacraid firmware. 27001da177e4SLinus Torvalds */ 27011da177e4SLinus Torvalds 27021da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 27031da177e4SLinus Torvalds { 2704ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 27051da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 27061da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 27071da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 27081da177e4SLinus Torvalds 270990ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 271090ee3466SMark Haverkamp return -1; 27111da177e4SLinus Torvalds /* 27121da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 27131da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 27141da177e4SLinus Torvalds * itself. 27151da177e4SLinus Torvalds */ 27161a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 27171a655040SSalyzyn, Mark if (cid != host->this_id) { 27181a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 27191a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2720e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 27211da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2722c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27231da177e4SLinus Torvalds } 27241da177e4SLinus Torvalds 27251da177e4SLinus Torvalds /* 27261da177e4SLinus Torvalds * If the target container doesn't exist, it may have 27271da177e4SLinus Torvalds * been newly created 27281da177e4SLinus Torvalds */ 2729655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2730655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2731655d722cSMark Salyzyn NOT_READY)) { 27321da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2733eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 27347a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 27357a8cf29dSMark Haverkamp !(dev->raw_io_64) || 27367a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 27377a8cf29dSMark Haverkamp break; 27381da177e4SLinus Torvalds case INQUIRY: 27391da177e4SLinus Torvalds case READ_CAPACITY: 27401da177e4SLinus Torvalds case TEST_UNIT_READY: 27418c867b25SMark Haverkamp if (dev->in_reset) 27428c867b25SMark Haverkamp return -1; 2743fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2744fe76df42SMark Haverkamp aac_probe_container_callback2); 27451da177e4SLinus Torvalds default: 27461da177e4SLinus Torvalds break; 27471da177e4SLinus Torvalds } 27481da177e4SLinus Torvalds } 27491da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2750ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2751ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2752ab5d129fSRaghava Aditya Renukunta (dev->hba_map[bus][cid].expose 2753ab5d129fSRaghava Aditya Renukunta == AAC_HIDE_DISK)){ 2754ab5d129fSRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY) { 2755ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 2756ab5d129fSRaghava Aditya Renukunta goto scsi_done_ret; 2757ab5d129fSRaghava Aditya Renukunta } 2758ab5d129fSRaghava Aditya Renukunta } 2759ab5d129fSRaghava Aditya Renukunta 2760ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2761ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2762ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2763ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2764ab5d129fSRaghava Aditya Renukunta return -1; 2765ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2766ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2767cb1042f2SSalyzyn, Mark dev->jbod) { 27688c867b25SMark Haverkamp if (dev->in_reset) 27698c867b25SMark Haverkamp return -1; 27701da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 27711da177e4SLinus Torvalds } else { 27721da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2773c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27741da177e4SLinus Torvalds } 27751da177e4SLinus Torvalds } 27761da177e4SLinus Torvalds } 27771da177e4SLinus Torvalds /* 27781da177e4SLinus Torvalds * else Command for the controller itself 27791da177e4SLinus Torvalds */ 27801da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 27811da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 27821da177e4SLinus Torvalds { 27831da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 27841da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 27858e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 27868e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 27878e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 27881da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 27893ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 27903ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2791c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27921da177e4SLinus Torvalds } 27931da177e4SLinus Torvalds 27941da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2795c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2796c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2797c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2798c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2799c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2800c4e2fbcaSRaghava Aditya Renukunta return -1; 2801c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2802c4e2fbcaSRaghava Aditya Renukunta 2803c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2804c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2805c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2806c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2807c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2808c4e2fbcaSRaghava Aditya Renukunta return -1; 2809c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2810c4e2fbcaSRaghava Aditya Renukunta 2811c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2812c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 2813c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2814c4e2fbcaSRaghava Aditya Renukunta break; 2815c4e2fbcaSRaghava Aditya Renukunta } 2816c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2817c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2818c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 28191da177e4SLinus Torvalds case INQUIRY: 28201da177e4SLinus Torvalds { 28213b2946ccSMark Haverkamp struct inquiry_data inq_data; 28221da177e4SLinus Torvalds 28231a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 28243b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 28251da177e4SLinus Torvalds 2826d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 282788e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 282888e2f98eSSalyzyn, Mark 282988e2f98eSSalyzyn, Mark /* EVPD bit set */ 283088e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 283188e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 283288e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 283388e2f98eSSalyzyn, Mark /* supported vital product data pages */ 28345d910649SMahesh Rajashekhara arr[3] = 3; 283588e2f98eSSalyzyn, Mark arr[4] = 0x0; 283688e2f98eSSalyzyn, Mark arr[5] = 0x80; 28375d910649SMahesh Rajashekhara arr[6] = 0x83; 283888e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2839d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 284088e2f98eSSalyzyn, Mark sizeof(inq_data)); 2841c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 284288e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 284388e2f98eSSalyzyn, Mark /* unit serial number page */ 284488e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 284588e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 284688e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2847d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 284888e2f98eSSalyzyn, Mark sizeof(inq_data)); 2849d8e96507SLeubner, Achim if (aac_wwn != 2) 2850d8e96507SLeubner, Achim return aac_get_container_serial( 2851d8e96507SLeubner, Achim scsicmd); 2852c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 28535d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 28545d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 28555d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 28565d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 28575d910649SMahesh Rajashekhara scmd_id(scsicmd)); 28585d910649SMahesh Rajashekhara if (aac_wwn != 2) 28595d910649SMahesh Rajashekhara return aac_get_container_serial( 28605d910649SMahesh Rajashekhara scsicmd); 2861c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 286288e2f98eSSalyzyn, Mark } else { 286388e2f98eSSalyzyn, Mark /* vpd page not implemented */ 286488e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 286588e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 286688e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 28678e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28688e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 28698e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 287088e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 287188e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 28723ace426fSSalyzyn, Mark min_t(size_t, 28733ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 28743ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 287588e2f98eSSalyzyn, Mark } 2876c4e2fbcaSRaghava Aditya Renukunta break; 287788e2f98eSSalyzyn, Mark } 28783b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 28793b2946ccSMark 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 */ 28803b2946ccSMark Haverkamp inq_data.inqd_len = 31; 28811da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 28823b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 28831da177e4SLinus Torvalds /* 28841da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 28851da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 28861da177e4SLinus Torvalds */ 28871a655040SSalyzyn, Mark if (cid == host->this_id) { 28886391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 28893b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2890d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2891d4345028SFUJITA Tomonori sizeof(inq_data)); 2892c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2893c4e2fbcaSRaghava Aditya Renukunta break; 28941da177e4SLinus Torvalds } 28958c867b25SMark Haverkamp if (dev->in_reset) 28968c867b25SMark Haverkamp return -1; 2897794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 28983b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2899d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 29009e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 29011da177e4SLinus Torvalds } 2902eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 29037a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 29047a8cf29dSMark Haverkamp !(dev->raw_io_64) || 29057a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 29067a8cf29dSMark Haverkamp break; 29077a8cf29dSMark Haverkamp { 29087a8cf29dSMark Haverkamp u64 capacity; 290907ce5ebaSMark Haverkamp char cp[13]; 2910b271f1c8SFUJITA Tomonori unsigned int alloc_len; 29117a8cf29dSMark Haverkamp 29127a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 29137a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 29147a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 29157a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 29167a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 29177a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 29187a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 29197a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 29207a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 29217a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 2922b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2923b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2924b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2925b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 292607ce5ebaSMark Haverkamp cp[12] = 0; 292707ce5ebaSMark Haverkamp 2928b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2929b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2930b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2931b271f1c8SFUJITA Tomonori 2932b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2933d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2934b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2935b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 2936b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 29377a8cf29dSMark Haverkamp 29387a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 29397a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 29407a8cf29dSMark Haverkamp 2941c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2942c4e2fbcaSRaghava Aditya Renukunta break; 29437a8cf29dSMark Haverkamp } 29447a8cf29dSMark Haverkamp 29451da177e4SLinus Torvalds case READ_CAPACITY: 29461da177e4SLinus Torvalds { 29471da177e4SLinus Torvalds u32 capacity; 29483b2946ccSMark Haverkamp char cp[8]; 29491da177e4SLinus Torvalds 29501da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 29517a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 29521da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 29531da177e4SLinus Torvalds else 29541da177e4SLinus Torvalds capacity = (u32)-1; 29553b2946ccSMark Haverkamp 29561da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 29571da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 29581da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 29591da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 2960b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2961b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2962b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2963b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 2964d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 29657a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 29667a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 2967c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2968c4e2fbcaSRaghava Aditya Renukunta break; 29691da177e4SLinus Torvalds } 29701da177e4SLinus Torvalds 29711da177e4SLinus Torvalds case MODE_SENSE: 29721da177e4SLinus Torvalds { 29739d399cc7SSalyzyn, Mark int mode_buf_length = 4; 2974b836439fSMahesh Rajashekhara u32 capacity; 2975b836439fSMahesh Rajashekhara aac_modep_data mpd; 2976b836439fSMahesh Rajashekhara 2977b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 2978b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 2979b836439fSMahesh Rajashekhara else 2980b836439fSMahesh Rajashekhara capacity = (u32)-1; 29811da177e4SLinus Torvalds 29821da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 2983b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 2984b836439fSMahesh Rajashekhara 2985b836439fSMahesh Rajashekhara /* Mode data length */ 2986b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 2987b836439fSMahesh Rajashekhara /* Medium type - default */ 2988b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 2989b836439fSMahesh Rajashekhara /* Device-specific param, 29909d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 29919d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 2992b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 2993b836439fSMahesh Rajashekhara 299495e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 2995b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 2996b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 2997b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 2998b836439fSMahesh Rajashekhara else { 2999b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 3000b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 3001b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 3002b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3003b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3004b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3005b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3006b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 30075d910649SMahesh Rajashekhara 30085d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 30095d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 30105d910649SMahesh Rajashekhara /* page length */ 30115d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 30125d910649SMahesh Rajashekhara /* Mode data length */ 30135d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 30145d910649SMahesh Rajashekhara } else { 30155d910649SMahesh Rajashekhara /* Mode data length */ 30165d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 30175d910649SMahesh Rajashekhara } 30185d910649SMahesh Rajashekhara 3019b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3020b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3021b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3022b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3023b836439fSMahesh Rajashekhara } else { 3024b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3025b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3026b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3027b836439fSMahesh Rajashekhara } 3028b836439fSMahesh Rajashekhara } 30299d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 30309d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3031b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3032b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3033b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3034b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 303595e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3036b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 30375d910649SMahesh Rajashekhara } 30385d910649SMahesh Rajashekhara 30399d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 30409d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 30415d910649SMahesh Rajashekhara else 30425d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3043b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3044b836439fSMahesh Rajashekhara (char *)&mpd, 3045b836439fSMahesh Rajashekhara mode_buf_length); 3046c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3047c4e2fbcaSRaghava Aditya Renukunta break; 30481da177e4SLinus Torvalds } 30491da177e4SLinus Torvalds case MODE_SENSE_10: 30501da177e4SLinus Torvalds { 3051b836439fSMahesh Rajashekhara u32 capacity; 30529d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3053b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3054b836439fSMahesh Rajashekhara 3055b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3056b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3057b836439fSMahesh Rajashekhara else 3058b836439fSMahesh Rajashekhara capacity = (u32)-1; 30591da177e4SLinus Torvalds 30601da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3061b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3062b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3063b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3064b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3065b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3066b836439fSMahesh Rajashekhara /* Medium type - default */ 3067b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3068b836439fSMahesh Rajashekhara /* Device-specific param, 30699d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 30709d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3071b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3072b836439fSMahesh Rajashekhara 307395e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3074b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3075b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3076b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3077b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3078b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3079b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3080b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3081b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3082b836439fSMahesh Rajashekhara } else { 3083b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3084b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3085b836439fSMahesh Rajashekhara 3086b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3087b836439fSMahesh Rajashekhara 3088b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3089b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3090b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3091b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3092b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3093b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3094b836439fSMahesh Rajashekhara 3095b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3096b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3097b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3098b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3099b836439fSMahesh Rajashekhara } else { 3100b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3101b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3102b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3103b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3104b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3105b836439fSMahesh Rajashekhara capacity & 0xff; 3106b836439fSMahesh Rajashekhara } 3107b836439fSMahesh Rajashekhara } 31089d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31099d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3110b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3111b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3112b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3113b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 311495e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3115b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 31169d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 31179d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 31189d399cc7SSalyzyn, Mark } 3119b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3120b836439fSMahesh Rajashekhara (char *)&mpd10, 3121b836439fSMahesh Rajashekhara mode_buf_length); 31221da177e4SLinus Torvalds 3123c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3124c4e2fbcaSRaghava Aditya Renukunta break; 31251da177e4SLinus Torvalds } 31261da177e4SLinus Torvalds case REQUEST_SENSE: 31271da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3128c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3129c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3130c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3131c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3132c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3133c4e2fbcaSRaghava Aditya Renukunta break; 31341da177e4SLinus Torvalds 31351da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 31361da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 31371da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 31381da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 31391da177e4SLinus Torvalds else 31401da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 31411da177e4SLinus Torvalds 3142c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3143c4e2fbcaSRaghava Aditya Renukunta break; 31441da177e4SLinus Torvalds /* 31451da177e4SLinus Torvalds * These commands are all No-Ops 31461da177e4SLinus Torvalds */ 31471da177e4SLinus Torvalds case TEST_UNIT_READY: 3148655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3149655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3150655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 3151655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3152655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3153655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3154655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3155655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3156655d722cSMark Salyzyn min_t(size_t, 3157655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3158655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3159c4e2fbcaSRaghava Aditya Renukunta break; 3160655d722cSMark Salyzyn } 31611da177e4SLinus Torvalds case RESERVE: 31621da177e4SLinus Torvalds case RELEASE: 31631da177e4SLinus Torvalds case REZERO_UNIT: 31641da177e4SLinus Torvalds case REASSIGN_BLOCKS: 31651da177e4SLinus Torvalds case SEEK_10: 3166c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3167c4e2fbcaSRaghava Aditya Renukunta break; 3168655d722cSMark Salyzyn 3169655d722cSMark Salyzyn case START_STOP: 3170655d722cSMark Salyzyn return aac_start_stop(scsicmd); 31711da177e4SLinus Torvalds 317295e852e1SSalyzyn, Mark /* FALLTHRU */ 31731da177e4SLinus Torvalds default: 31741da177e4SLinus Torvalds /* 31751da177e4SLinus Torvalds * Unhandled commands 31761da177e4SLinus Torvalds */ 3177c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3178c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3179c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3180c4e2fbcaSRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 31818e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 31821da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 31838e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 31841da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 31853ace426fSSalyzyn, Mark min_t(size_t, 31863ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 31873ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3188c4e2fbcaSRaghava Aditya Renukunta } 3189c4e2fbcaSRaghava Aditya Renukunta 3190c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3191c4e2fbcaSRaghava Aditya Renukunta 31921da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 31931da177e4SLinus Torvalds return 0; 31941da177e4SLinus Torvalds } 31951da177e4SLinus Torvalds 31961da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 31971da177e4SLinus Torvalds { 31981da177e4SLinus Torvalds struct aac_query_disk qd; 31991da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32001da177e4SLinus Torvalds 32011da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 320290ee3466SMark Haverkamp if (!fsa_dev_ptr) 320365101355SMark Haverkamp return -EBUSY; 32041da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 32051da177e4SLinus Torvalds return -EFAULT; 32061da177e4SLinus Torvalds if (qd.cnum == -1) 3207e5718774SMark Haverkamp qd.cnum = qd.id; 32081da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 32091da177e4SLinus Torvalds { 32101da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 32111da177e4SLinus Torvalds return -EINVAL; 32121da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 32131da177e4SLinus Torvalds qd.bus = 0; 32141da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 32151da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 32161da177e4SLinus Torvalds } 32171da177e4SLinus Torvalds else return -EINVAL; 32181da177e4SLinus Torvalds 3219fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 32201da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 32211da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 32221da177e4SLinus Torvalds 32231da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 32241da177e4SLinus Torvalds qd.unmapped = 1; 32251da177e4SLinus Torvalds else 32261da177e4SLinus Torvalds qd.unmapped = 0; 32271da177e4SLinus Torvalds 32281da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 32291da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 32301da177e4SLinus Torvalds 32311da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 32321da177e4SLinus Torvalds return -EFAULT; 32331da177e4SLinus Torvalds return 0; 32341da177e4SLinus Torvalds } 32351da177e4SLinus Torvalds 32361da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 32371da177e4SLinus Torvalds { 32381da177e4SLinus Torvalds struct aac_delete_disk dd; 32391da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32401da177e4SLinus Torvalds 32411da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 324265101355SMark Haverkamp if (!fsa_dev_ptr) 324365101355SMark Haverkamp return -EBUSY; 32441da177e4SLinus Torvalds 32451da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 32461da177e4SLinus Torvalds return -EFAULT; 32471da177e4SLinus Torvalds 32481da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 32491da177e4SLinus Torvalds return -EINVAL; 32501da177e4SLinus Torvalds /* 32511da177e4SLinus Torvalds * Mark this container as being deleted. 32521da177e4SLinus Torvalds */ 32531da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 32541da177e4SLinus Torvalds /* 32551da177e4SLinus Torvalds * Mark the container as no longer valid 32561da177e4SLinus Torvalds */ 32571da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 32581da177e4SLinus Torvalds return 0; 32591da177e4SLinus Torvalds } 32601da177e4SLinus Torvalds 32611da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 32621da177e4SLinus Torvalds { 32631da177e4SLinus Torvalds struct aac_delete_disk dd; 32641da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32651da177e4SLinus Torvalds 32661da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 326790ee3466SMark Haverkamp if (!fsa_dev_ptr) 326865101355SMark Haverkamp return -EBUSY; 32691da177e4SLinus Torvalds 32701da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 32711da177e4SLinus Torvalds return -EFAULT; 32721da177e4SLinus Torvalds 32731da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 32741da177e4SLinus Torvalds return -EINVAL; 32751da177e4SLinus Torvalds /* 32761da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 32771da177e4SLinus Torvalds */ 32781da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 32791da177e4SLinus Torvalds return -EBUSY; 32801da177e4SLinus Torvalds else { 32811da177e4SLinus Torvalds /* 32821da177e4SLinus Torvalds * Mark the container as no longer being valid. 32831da177e4SLinus Torvalds */ 32841da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 32851da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 32861da177e4SLinus Torvalds return 0; 32871da177e4SLinus Torvalds } 32881da177e4SLinus Torvalds } 32891da177e4SLinus Torvalds 32901da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 32911da177e4SLinus Torvalds { 32921da177e4SLinus Torvalds switch (cmd) { 32931da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 32941da177e4SLinus Torvalds return query_disk(dev, arg); 32951da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 32961da177e4SLinus Torvalds return delete_disk(dev, arg); 32971da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 32981da177e4SLinus Torvalds return force_delete_disk(dev, arg); 32991da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 33001da177e4SLinus Torvalds return aac_get_containers(dev); 33011da177e4SLinus Torvalds default: 33021da177e4SLinus Torvalds return -ENOTTY; 33031da177e4SLinus Torvalds } 33041da177e4SLinus Torvalds } 33051da177e4SLinus Torvalds 33061da177e4SLinus Torvalds /** 33071da177e4SLinus Torvalds * 33081da177e4SLinus Torvalds * aac_srb_callback 33091da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 33101da177e4SLinus Torvalds * @fibptr: pointer to the fib 33111da177e4SLinus Torvalds * 33121da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 33131da177e4SLinus Torvalds * 33141da177e4SLinus Torvalds */ 33151da177e4SLinus Torvalds 33161da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 33171da177e4SLinus Torvalds { 33181da177e4SLinus Torvalds struct aac_dev *dev; 33191da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 33201da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 33211da177e4SLinus Torvalds 33221da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 332303d44337SMark Haverkamp 332403d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 332503d44337SMark Haverkamp return; 332603d44337SMark Haverkamp 3327125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 33284ec57fb4SRaghava Aditya Renukunta 33291a655040SSalyzyn, Mark dev = fibptr->dev; 33301a655040SSalyzyn, Mark 333155b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 33324ec57fb4SRaghava Aditya Renukunta 33331da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 333485d22bbfSMahesh Rajashekhara 333585d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 333685d22bbfSMahesh Rajashekhara /* fast response */ 333785d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 333885d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 333985d22bbfSMahesh Rajashekhara } else { 33401da177e4SLinus Torvalds /* 33411da177e4SLinus Torvalds * Calculate resid for sg 33421da177e4SLinus Torvalds */ 3343727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3344727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 33454ec57fb4SRaghava Aditya Renukunta } 33464ec57fb4SRaghava Aditya Renukunta 33474ec57fb4SRaghava Aditya Renukunta 33484ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 33494ec57fb4SRaghava Aditya Renukunta 33504ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 33514ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 33524ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 33534ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 33544ec57fb4SRaghava Aditya Renukunta 33551da177e4SLinus Torvalds /* 33561da177e4SLinus Torvalds * First check the fib status 33571da177e4SLinus Torvalds */ 33581da177e4SLinus Torvalds 33591da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 33601da177e4SLinus Torvalds int len; 336155b87608SMahesh Rajashekhara 33624ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 33634ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 33643ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 33653ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 336655b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 336755b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 336855b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 336955b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 337055b87608SMahesh Rajashekhara srbreply->sense_data, len); 33711da177e4SLinus Torvalds } 33721da177e4SLinus Torvalds 33731da177e4SLinus Torvalds /* 33741da177e4SLinus Torvalds * Next check the srb status 33751da177e4SLinus Torvalds */ 33761da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 33771da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 33781da177e4SLinus Torvalds case SRB_STATUS_PENDING: 33791da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 33801da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 33811da177e4SLinus Torvalds break; 33821da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 33831da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 33841da177e4SLinus Torvalds case READ_6: 33851da177e4SLinus Torvalds case WRITE_6: 33861da177e4SLinus Torvalds case READ_10: 33871da177e4SLinus Torvalds case WRITE_10: 33881da177e4SLinus Torvalds case READ_12: 33891da177e4SLinus Torvalds case WRITE_12: 33907a8cf29dSMark Haverkamp case READ_16: 33917a8cf29dSMark Haverkamp case WRITE_16: 339255b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 339355b87608SMahesh Rajashekhara < scsicmd->underflow) 33944ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 339555b87608SMahesh Rajashekhara else 33964ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 339755b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 339855b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 33991da177e4SLinus Torvalds break; 34004ec57fb4SRaghava Aditya Renukunta case INQUIRY: 340155b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 340255b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34031da177e4SLinus Torvalds break; 34041da177e4SLinus Torvalds default: 34051da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 34061da177e4SLinus Torvalds break; 34071da177e4SLinus Torvalds } 34081da177e4SLinus Torvalds break; 34091da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 34101da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 34111da177e4SLinus Torvalds break; 34121da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 341355b87608SMahesh Rajashekhara /* 341455b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 341555b87608SMahesh Rajashekhara * hba was trying to abort for some reason 341655b87608SMahesh Rajashekhara */ 34171da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 34181da177e4SLinus Torvalds break; 34191da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 342055b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 342155b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 34221da177e4SLinus Torvalds break; 34231da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 34241da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 34251da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 34261da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 34271da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 342855b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 342955b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34301da177e4SLinus Torvalds break; 34311da177e4SLinus Torvalds 34321da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 34331da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 343455b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 343555b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34361da177e4SLinus Torvalds break; 34371da177e4SLinus Torvalds 34381da177e4SLinus Torvalds case SRB_STATUS_BUSY: 343955b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 344055b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34411da177e4SLinus Torvalds break; 34421da177e4SLinus Torvalds 34431da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 344455b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 344555b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34461da177e4SLinus Torvalds break; 34471da177e4SLinus Torvalds 34481da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 344955b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 345055b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 34511da177e4SLinus Torvalds break; 34521da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 34531da177e4SLinus Torvalds case SRB_STATUS_ERROR: 34541da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 34551da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 34561da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 34571da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 34581da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 34591da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 34601da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 34611da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 34621da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 34631da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 34641da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 34651da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 34661da177e4SLinus Torvalds default: 34671da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 34684ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 34691da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 34701da177e4SLinus Torvalds aac_get_status_string( 34711da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 34721da177e4SLinus Torvalds scsicmd->cmnd[0], 34731da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 34741da177e4SLinus Torvalds #endif 34754ec57fb4SRaghava Aditya Renukunta /* 34764ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 34774ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 34784ec57fb4SRaghava Aditya Renukunta * 34794ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 34804ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 34814ec57fb4SRaghava Aditya Renukunta */ 34821fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 34831fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 34844ec57fb4SRaghava Aditya Renukunta 34851fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 34861fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 34871fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 34881da177e4SLinus Torvalds break; 34891fc8010aSRajashekhara, Mahesh } else { 34901fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 34911fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 34921fc8010aSRajashekhara, Mahesh break; 34931fc8010aSRajashekhara, Mahesh } 34941fc8010aSRajashekhara, Mahesh } else { 34951fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 34961fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 34971fc8010aSRajashekhara, Mahesh break; 34981fc8010aSRajashekhara, Mahesh } 34991da177e4SLinus Torvalds } 350055b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 350155b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 35021da177e4SLinus Torvalds int len; 350355b87608SMahesh Rajashekhara 35041da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 35053ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35063ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 35071da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35084ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 35097a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 35101da177e4SLinus Torvalds #endif 351155b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 351255b87608SMahesh Rajashekhara srbreply->sense_data, len); 351355b87608SMahesh Rajashekhara } 35144ec57fb4SRaghava Aditya Renukunta 35151da177e4SLinus Torvalds /* 35161da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 35171da177e4SLinus Torvalds */ 35181da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 35191da177e4SLinus Torvalds 3520bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 35218e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 35221da177e4SLinus Torvalds } 35231da177e4SLinus Torvalds 3524ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3525ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3526ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3527ab5d129fSRaghava Aditya Renukunta 3528ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3529ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3530ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3531ab5d129fSRaghava Aditya Renukunta 3532ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3533ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3534ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3535ab5d129fSRaghava Aditya Renukunta break; 3536ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3537ab5d129fSRaghava Aditya Renukunta { 3538ab5d129fSRaghava Aditya Renukunta int len; 3539ab5d129fSRaghava Aditya Renukunta 3540ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3541ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3542ab5d129fSRaghava Aditya Renukunta if (len) 3543ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3544ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3545ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3546ab5d129fSRaghava Aditya Renukunta break; 3547ab5d129fSRaghava Aditya Renukunta } 3548ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3549ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 3550ab5d129fSRaghava Aditya Renukunta break; 3551ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3552ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ABORT << 16 | ABORT << 8; 3553ab5d129fSRaghava Aditya Renukunta break; 3554ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3555ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3556ab5d129fSRaghava Aditya Renukunta default: 3557ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3558ab5d129fSRaghava Aditya Renukunta break; 3559ab5d129fSRaghava Aditya Renukunta } 3560ab5d129fSRaghava Aditya Renukunta } 3561ab5d129fSRaghava Aditya Renukunta 3562ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3563ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3564ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3565ab5d129fSRaghava Aditya Renukunta { 3566ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3567ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3568ab5d129fSRaghava Aditya Renukunta { 3569ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3570ab5d129fSRaghava Aditya Renukunta 3571ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3572ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3573ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3574ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3575ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3576ab5d129fSRaghava Aditya Renukunta } 3577ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3578ab5d129fSRaghava Aditya Renukunta break; 3579ab5d129fSRaghava Aditya Renukunta } 3580ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3581ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3582ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | 3583ab5d129fSRaghava Aditya Renukunta COMMAND_COMPLETE << 8 | SAM_STAT_BUSY; 3584ab5d129fSRaghava Aditya Renukunta break; 3585ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3586ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ABORT << 16 | ABORT << 8; 3587ab5d129fSRaghava Aditya Renukunta break; 3588ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3589ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3590ab5d129fSRaghava Aditya Renukunta break; 3591ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3592ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3593ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3594ab5d129fSRaghava Aditya Renukunta break; 3595ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3596ab5d129fSRaghava Aditya Renukunta default: 3597ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3598ab5d129fSRaghava Aditya Renukunta break; 3599ab5d129fSRaghava Aditya Renukunta } 3600ab5d129fSRaghava Aditya Renukunta } 3601ab5d129fSRaghava Aditya Renukunta 36021da177e4SLinus Torvalds /** 36031da177e4SLinus Torvalds * 3604ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3605ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3606ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3607ab5d129fSRaghava Aditya Renukunta * 3608ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3609ab5d129fSRaghava Aditya Renukunta * 3610ab5d129fSRaghava Aditya Renukunta */ 3611ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3612ab5d129fSRaghava Aditya Renukunta { 3613ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3614ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3615ab5d129fSRaghava Aditya Renukunta 3616ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3617ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3618ab5d129fSRaghava Aditya Renukunta 3619ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3620ab5d129fSRaghava Aditya Renukunta 3621ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3622ab5d129fSRaghava Aditya Renukunta return; 3623ab5d129fSRaghava Aditya Renukunta 3624ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3625ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3626ab5d129fSRaghava Aditya Renukunta 3627ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3628ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3629ab5d129fSRaghava Aditya Renukunta 3630ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3631ab5d129fSRaghava Aditya Renukunta /* fast response */ 3632ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3633ab5d129fSRaghava Aditya Renukunta goto out; 3634ab5d129fSRaghava Aditya Renukunta } 3635ab5d129fSRaghava Aditya Renukunta 3636ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3637ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3638ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3639ab5d129fSRaghava Aditya Renukunta break; 3640ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3641ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3642ab5d129fSRaghava Aditya Renukunta break; 3643ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3644ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 3645ab5d129fSRaghava Aditya Renukunta break; 3646ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3647ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3648ab5d129fSRaghava Aditya Renukunta break; 3649ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3650ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3651ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3652ab5d129fSRaghava Aditya Renukunta break; 3653ab5d129fSRaghava Aditya Renukunta default: 3654ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3655ab5d129fSRaghava Aditya Renukunta break; 3656ab5d129fSRaghava Aditya Renukunta } 3657ab5d129fSRaghava Aditya Renukunta 3658ab5d129fSRaghava Aditya Renukunta out: 3659ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3660ab5d129fSRaghava Aditya Renukunta 3661ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3662ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3663ab5d129fSRaghava Aditya Renukunta else 3664ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3665ab5d129fSRaghava Aditya Renukunta } 3666ab5d129fSRaghava Aditya Renukunta 3667ab5d129fSRaghava Aditya Renukunta /** 3668ab5d129fSRaghava Aditya Renukunta * 3669ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 36701da177e4SLinus Torvalds * @scsicmd: the scsi command block 36711da177e4SLinus Torvalds * 36721da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 36731da177e4SLinus Torvalds * scsicmd passed in. 36741da177e4SLinus Torvalds */ 36751da177e4SLinus Torvalds 36761da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 36771da177e4SLinus Torvalds { 36781da177e4SLinus Torvalds struct fib* cmd_fibcontext; 36791da177e4SLinus Torvalds struct aac_dev* dev; 36801da177e4SLinus Torvalds int status; 36811da177e4SLinus Torvalds 368284971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3683e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 368484971738SMark Haverkamp scsicmd->device->lun > 7) { 36851da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 36861da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 36871da177e4SLinus Torvalds return 0; 36881da177e4SLinus Torvalds } 36891da177e4SLinus Torvalds 36901da177e4SLinus Torvalds /* 36911da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 36921da177e4SLinus Torvalds */ 36936bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 36946bf3b630SRaghava Aditya Renukunta 3695e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 36961da177e4SLinus Torvalds 36971da177e4SLinus Torvalds /* 36981da177e4SLinus Torvalds * Check that the command queued to the controller 36991da177e4SLinus Torvalds */ 37001da177e4SLinus Torvalds if (status == -EINPROGRESS) { 370177d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 37021da177e4SLinus Torvalds return 0; 37031da177e4SLinus Torvalds } 37041da177e4SLinus Torvalds 3705bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3706bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3707bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 37081da177e4SLinus Torvalds 37091da177e4SLinus Torvalds return -1; 37101da177e4SLinus Torvalds } 37111da177e4SLinus Torvalds 3712ab5d129fSRaghava Aditya Renukunta /** 3713ab5d129fSRaghava Aditya Renukunta * 3714ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3715ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3716ab5d129fSRaghava Aditya Renukunta * 3717ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3718ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3719ab5d129fSRaghava Aditya Renukunta */ 3720ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3721ab5d129fSRaghava Aditya Renukunta { 3722ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3723ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3724ab5d129fSRaghava Aditya Renukunta int status; 3725ab5d129fSRaghava Aditya Renukunta 3726ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3727ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3728ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3729ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3730ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3731ab5d129fSRaghava Aditya Renukunta return 0; 3732ab5d129fSRaghava Aditya Renukunta } 3733ab5d129fSRaghava Aditya Renukunta 3734ab5d129fSRaghava Aditya Renukunta /* 3735ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3736ab5d129fSRaghava Aditya Renukunta */ 3737ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3738ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3739ab5d129fSRaghava Aditya Renukunta return -1; 3740ab5d129fSRaghava Aditya Renukunta 3741ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3742ab5d129fSRaghava Aditya Renukunta 3743ab5d129fSRaghava Aditya Renukunta /* 3744ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3745ab5d129fSRaghava Aditya Renukunta */ 3746ab5d129fSRaghava Aditya Renukunta if (status == -EINPROGRESS) { 3747ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3748ab5d129fSRaghava Aditya Renukunta return 0; 3749ab5d129fSRaghava Aditya Renukunta } 3750ab5d129fSRaghava Aditya Renukunta 3751ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3752ab5d129fSRaghava Aditya Renukunta status); 3753ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3754ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3755ab5d129fSRaghava Aditya Renukunta 3756ab5d129fSRaghava Aditya Renukunta return -1; 3757ab5d129fSRaghava Aditya Renukunta } 3758ab5d129fSRaghava Aditya Renukunta 3759ab5d129fSRaghava Aditya Renukunta 37600b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 37611da177e4SLinus Torvalds { 37621da177e4SLinus Torvalds struct aac_dev *dev; 37631da177e4SLinus Torvalds unsigned long byte_count = 0; 3764727eead6SFUJITA Tomonori int nseg; 37651da177e4SLinus Torvalds 37661da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 37671da177e4SLinus Torvalds // Get rid of old data 37681da177e4SLinus Torvalds psg->count = 0; 37691da177e4SLinus Torvalds psg->sg[0].addr = 0; 37701da177e4SLinus Torvalds psg->sg[0].count = 0; 3771727eead6SFUJITA Tomonori 3772727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 37730b433447SMahesh Rajashekhara if (nseg < 0) 37740b433447SMahesh Rajashekhara return nseg; 3775727eead6SFUJITA Tomonori if (nseg) { 37761da177e4SLinus Torvalds struct scatterlist *sg; 37771da177e4SLinus Torvalds int i; 37781da177e4SLinus Torvalds 3779727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 37801da177e4SLinus Torvalds 3781727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 37821da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 37831da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 37841da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 37851da177e4SLinus Torvalds } 37861da177e4SLinus Torvalds /* hba wants the size to be exact */ 3787727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 378856b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3789727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 379056b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3791727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 37921da177e4SLinus Torvalds } 37931da177e4SLinus Torvalds /* Check for command underflow */ 37941da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 37951da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 37961da177e4SLinus Torvalds byte_count, scsicmd->underflow); 37971da177e4SLinus Torvalds } 37981da177e4SLinus Torvalds } 37991da177e4SLinus Torvalds return byte_count; 38001da177e4SLinus Torvalds } 38011da177e4SLinus Torvalds 38021da177e4SLinus Torvalds 38030b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 38041da177e4SLinus Torvalds { 38051da177e4SLinus Torvalds struct aac_dev *dev; 38061da177e4SLinus Torvalds unsigned long byte_count = 0; 380756b58712SMark Haverkamp u64 addr; 3808727eead6SFUJITA Tomonori int nseg; 38091da177e4SLinus Torvalds 38101da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 38111da177e4SLinus Torvalds // Get rid of old data 38121da177e4SLinus Torvalds psg->count = 0; 38131da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 38141da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 38151da177e4SLinus Torvalds psg->sg[0].count = 0; 3816727eead6SFUJITA Tomonori 3817727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 38180b433447SMahesh Rajashekhara if (nseg < 0) 38190b433447SMahesh Rajashekhara return nseg; 3820727eead6SFUJITA Tomonori if (nseg) { 38211da177e4SLinus Torvalds struct scatterlist *sg; 38221da177e4SLinus Torvalds int i; 38231da177e4SLinus Torvalds 3824727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38251241f359SMark Haverkamp int count = sg_dma_len(sg); 382656b58712SMark Haverkamp addr = sg_dma_address(sg); 382756b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 382856b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 38291241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38301241f359SMark Haverkamp byte_count += count; 38311da177e4SLinus Torvalds } 3832727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38331da177e4SLinus Torvalds /* hba wants the size to be exact */ 3834727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 383556b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3836727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 383756b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3838727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38391da177e4SLinus Torvalds } 38401da177e4SLinus Torvalds /* Check for command underflow */ 38411da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 38421da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38431da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38441da177e4SLinus Torvalds } 38451da177e4SLinus Torvalds } 38461da177e4SLinus Torvalds return byte_count; 38471da177e4SLinus Torvalds } 38481da177e4SLinus Torvalds 38490b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 38500e68c003SMark Haverkamp { 38510e68c003SMark Haverkamp unsigned long byte_count = 0; 3852727eead6SFUJITA Tomonori int nseg; 38530e68c003SMark Haverkamp 38540e68c003SMark Haverkamp // Get rid of old data 38550e68c003SMark Haverkamp psg->count = 0; 38560e68c003SMark Haverkamp psg->sg[0].next = 0; 38570e68c003SMark Haverkamp psg->sg[0].prev = 0; 38580e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 38590e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 38600e68c003SMark Haverkamp psg->sg[0].count = 0; 38610e68c003SMark Haverkamp psg->sg[0].flags = 0; 3862727eead6SFUJITA Tomonori 3863727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 38640b433447SMahesh Rajashekhara if (nseg < 0) 38650b433447SMahesh Rajashekhara return nseg; 3866727eead6SFUJITA Tomonori if (nseg) { 38670e68c003SMark Haverkamp struct scatterlist *sg; 38680e68c003SMark Haverkamp int i; 38690e68c003SMark Haverkamp 3870727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38710e68c003SMark Haverkamp int count = sg_dma_len(sg); 38720e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 38730e68c003SMark Haverkamp psg->sg[i].next = 0; 38740e68c003SMark Haverkamp psg->sg[i].prev = 0; 38750e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 38760e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 38770e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38780e68c003SMark Haverkamp psg->sg[i].flags = 0; 38790e68c003SMark Haverkamp byte_count += count; 38800e68c003SMark Haverkamp } 3881727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38820e68c003SMark Haverkamp /* hba wants the size to be exact */ 3883727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 38840e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3885727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 38860e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3887727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38880e68c003SMark Haverkamp } 38890e68c003SMark Haverkamp /* Check for command underflow */ 38900e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 38910e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38920e68c003SMark Haverkamp byte_count, scsicmd->underflow); 38930e68c003SMark Haverkamp } 38940e68c003SMark Haverkamp } 38950e68c003SMark Haverkamp return byte_count; 38960e68c003SMark Haverkamp } 38970e68c003SMark Haverkamp 38980b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 38990b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 390085d22bbfSMahesh Rajashekhara { 390185d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 390285d22bbfSMahesh Rajashekhara int nseg; 390385d22bbfSMahesh Rajashekhara 390485d22bbfSMahesh Rajashekhara nseg = scsi_dma_map(scsicmd); 39050b433447SMahesh Rajashekhara if (nseg < 0) 39060b433447SMahesh Rajashekhara return nseg; 390785d22bbfSMahesh Rajashekhara if (nseg) { 390885d22bbfSMahesh Rajashekhara struct scatterlist *sg; 390985d22bbfSMahesh Rajashekhara int i, conformable = 0; 391085d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 391185d22bbfSMahesh Rajashekhara 391285d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 391385d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 391485d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 391585d22bbfSMahesh Rajashekhara 391685d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 391785d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 391885d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 391985d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 392085d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 392185d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 392285d22bbfSMahesh Rajashekhara if (i == 0) { 392385d22bbfSMahesh Rajashekhara conformable = 1; 392485d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 392585d22bbfSMahesh Rajashekhara } else if (i == 1) { 392685d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 392785d22bbfSMahesh Rajashekhara min_size = cur_size; 392885d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 392985d22bbfSMahesh Rajashekhara conformable = 0; 393085d22bbfSMahesh Rajashekhara if (cur_size < min_size) 393185d22bbfSMahesh Rajashekhara min_size = cur_size; 393285d22bbfSMahesh Rajashekhara } 393385d22bbfSMahesh Rajashekhara byte_count += count; 393485d22bbfSMahesh Rajashekhara } 393585d22bbfSMahesh Rajashekhara 393685d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 393785d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 393885d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 393985d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 394085d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 394185d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 394285d22bbfSMahesh Rajashekhara } 394385d22bbfSMahesh Rajashekhara 394485d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 394585d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 394685d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 394785d22bbfSMahesh Rajashekhara if (!conformable) { 394885d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 394985d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 395085d22bbfSMahesh Rajashekhara err_found = 0; 395185d22bbfSMahesh Rajashekhara nseg_new = 2; 395285d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 395385d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 395485d22bbfSMahesh Rajashekhara err_found = 1; 395585d22bbfSMahesh Rajashekhara break; 395685d22bbfSMahesh Rajashekhara } 395785d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 395885d22bbfSMahesh Rajashekhara } 395985d22bbfSMahesh Rajashekhara if (!err_found) 396085d22bbfSMahesh Rajashekhara break; 396185d22bbfSMahesh Rajashekhara } 396285d22bbfSMahesh Rajashekhara if (i > 0 && nseg_new <= sg_max) 396385d22bbfSMahesh Rajashekhara aac_convert_sgraw2(rio2, i, nseg, nseg_new); 396485d22bbfSMahesh Rajashekhara } else 396585d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 396685d22bbfSMahesh Rajashekhara 396785d22bbfSMahesh Rajashekhara /* Check for command underflow */ 396885d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 396985d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 397085d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 397185d22bbfSMahesh Rajashekhara } 397285d22bbfSMahesh Rajashekhara } 397385d22bbfSMahesh Rajashekhara 397485d22bbfSMahesh Rajashekhara return byte_count; 397585d22bbfSMahesh Rajashekhara } 397685d22bbfSMahesh Rajashekhara 397785d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 397885d22bbfSMahesh Rajashekhara { 397985d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 398085d22bbfSMahesh Rajashekhara int i, j, pos; 398185d22bbfSMahesh Rajashekhara u32 addr_low; 398285d22bbfSMahesh Rajashekhara 398385d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 398485d22bbfSMahesh Rajashekhara return 0; 398585d22bbfSMahesh Rajashekhara 398685d22bbfSMahesh Rajashekhara sge = kmalloc(nseg_new * sizeof(struct sge_ieee1212), GFP_ATOMIC); 398785d22bbfSMahesh Rajashekhara if (sge == NULL) 398885d22bbfSMahesh Rajashekhara return -1; 398985d22bbfSMahesh Rajashekhara 399085d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 399185d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 399285d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 399385d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 399485d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 399585d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 399685d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 399785d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 399885d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 399985d22bbfSMahesh Rajashekhara pos++; 400085d22bbfSMahesh Rajashekhara } 400185d22bbfSMahesh Rajashekhara } 400285d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 400385d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 400485d22bbfSMahesh Rajashekhara 400585d22bbfSMahesh Rajashekhara kfree(sge); 400685d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 400785d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 400885d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 400985d22bbfSMahesh Rajashekhara return 0; 401085d22bbfSMahesh Rajashekhara } 401185d22bbfSMahesh Rajashekhara 4012ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4013ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4014ab5d129fSRaghava Aditya Renukunta int sg_max, 4015ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4016ab5d129fSRaghava Aditya Renukunta { 4017ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4018ab5d129fSRaghava Aditya Renukunta int nseg; 4019ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4020ab5d129fSRaghava Aditya Renukunta int i; 4021ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4022ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4023ab5d129fSRaghava Aditya Renukunta 4024ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4025ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4026ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4027ab5d129fSRaghava Aditya Renukunta goto out; 4028ab5d129fSRaghava Aditya Renukunta } 4029ab5d129fSRaghava Aditya Renukunta 4030ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4031ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4032ab5d129fSRaghava Aditya Renukunta else 4033ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4034ab5d129fSRaghava Aditya Renukunta 4035ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4036ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4037ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4038ab5d129fSRaghava Aditya Renukunta 4039ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4040ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4041ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4042ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4043ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4044ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4045ab5d129fSRaghava Aditya Renukunta byte_count += count; 4046ab5d129fSRaghava Aditya Renukunta sge++; 4047ab5d129fSRaghava Aditya Renukunta } 4048ab5d129fSRaghava Aditya Renukunta 4049ab5d129fSRaghava Aditya Renukunta sge--; 4050ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4051ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4052ab5d129fSRaghava Aditya Renukunta u32 temp; 4053ab5d129fSRaghava Aditya Renukunta 4054ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4055ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4056ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4057ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4058ab5d129fSRaghava Aditya Renukunta } 4059ab5d129fSRaghava Aditya Renukunta 4060ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4061ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4062ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4063ab5d129fSRaghava Aditya Renukunta } else { 4064ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4065ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4066ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4067ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4068ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4069ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4070ab5d129fSRaghava Aditya Renukunta } 4071ab5d129fSRaghava Aditya Renukunta 4072ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4073ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4074ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4075ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4076ab5d129fSRaghava Aditya Renukunta } 4077ab5d129fSRaghava Aditya Renukunta out: 4078ab5d129fSRaghava Aditya Renukunta return byte_count; 4079ab5d129fSRaghava Aditya Renukunta } 4080ab5d129fSRaghava Aditya Renukunta 40811da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 40821da177e4SLinus Torvalds 40831da177e4SLinus Torvalds struct aac_srb_status_info { 40841da177e4SLinus Torvalds u32 status; 40851da177e4SLinus Torvalds char *str; 40861da177e4SLinus Torvalds }; 40871da177e4SLinus Torvalds 40881da177e4SLinus Torvalds 40891da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 40901da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 40911da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 40921da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 40931da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 40941da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 40951da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 40961da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 40971da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 40981da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 40991da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 41001da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 41011da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 41021da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 41031da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 41041da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 41051da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 41061da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 41071da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 41081da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 41091da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 41101da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 41111da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 41121da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 41131da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 41141da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 41151da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 41161da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 41171da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 41181da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 41191da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 41201da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 41211da177e4SLinus Torvalds { 0xff, "Unknown Error"} 41221da177e4SLinus Torvalds }; 41231da177e4SLinus Torvalds 41241da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 41251da177e4SLinus Torvalds { 41261da177e4SLinus Torvalds int i; 41271da177e4SLinus Torvalds 41286391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 41296391a113STobias Klauser if (srb_status_info[i].status == status) 41301da177e4SLinus Torvalds return srb_status_info[i].str; 41311da177e4SLinus Torvalds 41321da177e4SLinus Torvalds return "Bad Status Code"; 41331da177e4SLinus Torvalds } 41341da177e4SLinus Torvalds 41351da177e4SLinus Torvalds #endif 4136